CN114523484A - Robot for dining room of intelligent cart school - Google Patents

Abstract

The invention discloses a robot for delivering meal in a dining room of an intelligent cart school, which belongs to the field of meal delivery robots, and can realize that a worker places meals on the surface of a placing plate in the process of delivering meal of the robot, a gravity sensing mechanism controls a transmission mechanism to enable the placing plate to rotate clockwise along with the continuous increase of the weight of the meals, so that the placing plate below is rotated to the position of the previous placing plate to stop, the worker can place the meals continuously, after the meal placement is finished, the intelligent robot delivers the meals to a designated place, and in the process of delivering the meals to the designated place, a food material heat preservation mechanism can heat and preserve the meals, so that the temperature of the meals is not easy to reduce, and after drinks of the meals are delivered to the designated place, guests take the uppermost meals, the transmission mechanism drives the placing plate to rotate clockwise again, so that the placing plate on the next layer rotates to the upper part, and the step that guests need to bend down to take dishes is avoided.

Description

A robot for delivering meals in a school cafeteria with an intelligent cart

technical field

The invention relates to the field of meal delivery robots, and more particularly, to a robot for delivering meals in a school canteen with an intelligent cart.

Background technique

The food delivery robot is also called the food delivery robot. The food delivery robot can follow the pre-established route, in the form of track or trackless, and deliver the food to the designated table according to the instruction. Transfer to dining table. A cart can also be attached to complete simple and repetitive physical tasks in the restaurant. The robot travels smoothly and can realize human-computer interaction. When encountering obstacles, it will automatically stop in advance without touching the obstacles, and at the same time, it will issue a voice prompt.

At present, in the process of using the food delivery robot, due to the small capacity of the dishes on the plate, and there are also some ladder-type food-delivery robots, this ladder-type food delivery requires the guests to bend down layer by layer. Taking the food makes it more inconvenient for guests or staff to take it, and if the food delivery robot takes a long time during the delivery process, the temperature of the food it places may change, resulting in poor taste for guests. .

SUMMARY OF THE INVENTION

1. Technical problems to be solved

In view of the problems existing in the prior art, the purpose of the present invention is to provide a robot for delivering meals in a school cafeteria with an intelligent cart. This solution can realize that during the process of the robot delivering meals, the staff will place the meals on the surface of the placing plate, and follow the steps of the delivery. As the weight of the food continues to increase, the gravity sensing mechanism moves the touch switch downward, causing the transmission mechanism to drive the placing plate to rotate clockwise, so that the lower placing plate rotates to the position of the previous placing plate and stops, which is convenient for the staff to continue to place the meal, and The staff does not need to walk, which greatly improves the work efficiency, and also makes the work more convenient for the staff, avoiding the long-term bending and squatting to place the food on the surface of the plate, reducing work fatigue, When the food is placed, the intelligent robot will send the food to the designated place due to its own intelligent program, and during the process of sending the food to the designated place, such as in winter, the food is placed on the surface of the placing plate due to the low outside air temperature. During the delivery process, the food insulation mechanism will heat and keep the food warm, so that the temperature of the food is not easy to reduce. In the summer, if some cold drinks are delivered, the outside temperature is too high at this time. If the time is too long, the cold drinks may be The temperature rise causes the cold drink to become normal temperature. At this time, the cold drink can be refrigerated by the food insulation mechanism, so the temperature of the cold drink is not easy to decrease. After the designated place, after the guests take the topmost meal, due to the change in weight, the transmission mechanism drives the placing plate to rotate clockwise again, causing the placing plate on the next floor to rotate to the top, avoiding the need for the guests to bend The steps of taking meals at the waist, and before the intelligent robot delivers the meal, the staff can place the bowls, chopsticks and spoons in the disinfection and sterilization mechanism, and sterilize the bowls, chopsticks and spoons. After the guests' meals are delivered to the designated place , guests can take bowls, chopsticks and spoons by themselves to improve the hygiene and safety of food consumption.

2. Technical solutions

In order to solve the above problems, the present invention adopts the following technical solutions.

A robot for delivering meals in a school cafeteria with an intelligent cart, including an intelligent robot, two mutually symmetrical mechanical walls are rotatably connected to the outer ends of the intelligent robot, and D-shaped supports are fixedly connected to the ends of the two mechanical walls that are close to each other. A transmission mechanism is installed on the inner walls of the two D-shaped support plates, and a placing plate is rotatably connected between the two transmission mechanisms. There is a gravity induction mechanism, and the intelligent robot is equipped with a disinfection and sterilization mechanism. This solution can realize that during the process of the robot delivering meals, the staff will place the meals on the surface of the placing plate. Move the touch switch downward, causing the transmission mechanism to drive the placing plate to rotate clockwise, so that the lower placing plate rotates to the position of the previous placing plate and stops, so that the staff can continue to place meals, and the staff does not need to move around, which greatly improves the work. Efficiency also makes the work more convenient for the staff, avoiding the long-term bending and squatting work steps to place the meal on the surface of the placing plate, reducing work fatigue. After the meal is placed, the intelligent robot The intelligent program sends the food to the designated place, and during the process of sending the food to the designated place, for example, in winter, the food is placed on the surface of the placing plate. Due to the low temperature of the outside air, the food insulation agency will be responsible for the food during the delivery process. The food is heated and kept warm, so that the temperature of the food is not easy to decrease. In the summer, if some cold drinks are delivered, the outside temperature is too high at this time. If the time is too long, the cold drinks may become normal temperature due to the temperature rise. At the same time, because the food insulation mechanism can refrigerate the cold drinks, the temperature of the cold drinks is not easy to decrease. When they are delivered to the designated place, they still have a better drinking taste. After the meal above, due to the change in weight, the transmission mechanism drives the placing plate to rotate clockwise again, causing the placing plate on the next layer to rotate to the top, avoiding the step that guests need to bend over to take the meal, and the intelligent robot is in the Before the meal delivery process, the staff can place the bowls, chopsticks and spoons in the disinfection and sterilization institution, and sterilize the bowls, chopsticks and spoons. Improve the hygiene and safety of food consumption.

Further, the transmission mechanism includes a first D-shaped slide rail and a second D-shaped slide rail excavated on the inner wall of the D-shaped support plate, and the first D-shaped slide rail and the second D-shaped slide rail are interlaced and communicated with each other, so A plurality of evenly distributed first electric sliders are slidably connected between the inner walls of the first D-shaped slide rails, and the outer ends of the first electric sliders are fixedly connected with a first rotating shaft, between the first rotating shaft and the placing plate Rotating connection, a plurality of evenly distributed second electric sliding blocks are slidably connected between the inner walls of the second D-shaped sliding rails, and a second rotating shaft is fixedly connected to the outer end of the second electric sliding block, and the second rotating shaft is connected with The placing plates are connected in rotation, and the first electric slider and the second electric slider are in a horizontal position. When the staff places the meal on the surface of the placing plate, the change of gravity of the gravity induction mechanism drives the first electric slider. The electric sliding block and the second electric sliding block slide synchronously in the first D-shaped sliding rail and the second D-shaped sliding rail, so that the placing plate rotates circularly around the first D-shaped sliding rail and the second D-shaped sliding rail. , the placing plate is not easy to be offset, so that the placing plate is still in the horizontal plane during the rotation process, so as to ensure the stability of the meal.

Further, the gravity sensing mechanism includes a vegetable placement board that is slidably connected between the inner walls of the placement plate, and a plurality of evenly distributed extension springs are fixedly connected between the vegetable placement plate and the inner bottom end of the placement plate, and the placement plate A pressure-sensitive switch is installed at the inner bottom end, and the pressure-sensitive switch is electrically connected with the first electric sliding block and the second electric sliding block. The pressure-sensitive switch is located on the lower side of the cutting board, and the top of the cutting board There are a plurality of evenly distributed ventilation holes, and a waterproof and breathable membrane is fixedly connected between the inner walls of the ventilation holes. When the food is placed inside the placing board and the chopping board is finished, the chopping board is caused by the weight of the meal. Slide down, causing the cutting board to gradually approach the pressure-sensitive switch, so that when the weight of the food presses on the surface of the pressure-sensitive switch, the pressure-sensitive switch operates, driving the first electric slider and the second electric slider. The plate rotates, causing the placing plate on the next layer to rotate clockwise to the top and then stop, and then place other meals, and so on, until all the plates are placed on the surface, and then the intelligent robot will deliver the meal. After the intelligent robot delivers the food to the designated place, the guest gradually picks up the food. At this time, due to the change of gravity on the surface of the cutting board, under the action of the tension spring, the cutting board slides upward without pressing the pressure-sensitive switch, causing pressure. At this time, the sensitive switch drives the first electric sliding block and the second electric sliding block once again, thereby driving the placing plate to rotate clockwise, so that the placing plate on the next layer rotates clockwise to the top again and stops, which is convenient for guests to take. Avoid stooping steps when using lower tier meals.

Further, the food material heat preservation mechanism includes a first deformation support column and a second deformation support column fixedly connected to the lower end of the cutting board, the cutting board is filled with temperature-sensitive cotton, and the bottom end of the cutting board is cut with a first rectangular shape. A slot, the first deformation strut and the first rectangular slot are slidably connected, a second rectangular slot is drilled at the inner bottom end of the placing plate, the second rectangular slot is located on the right side of the first rectangular slot, the second rectangular slot is The deformation strut is slidably connected with the first rectangular groove, the inner bottom end of the first rectangular groove is installed with a first touch switch, the inner bottom end of the second rectangular groove is installed with a second touch switch, and the placing plate A built-in cavity is drilled inside, a heat preservation machine is installed at the inner bottom end of the built-in cavity, and a plurality of evenly distributed through holes are drilled at the inner bottom end of the placing plate, and the through holes and the built-in cavity are communicated with each other, In summer, due to the high outside temperature, during the process of conveying cold drinks, the temperature-sensing cotton absorbs the outside temperature, and when the temperature absorbed inside the temperature-sensing cotton gradually reaches 25°C, the first deformation pillar is affected by the temperature of 25°C The shape change occurs, and then the first deformed pillar extends into the first rectangular groove and gradually presses the first touch switch, causing the first touch switch to turn on the heat preservation machine to work. At this time, the heat preservation machine sends cold air to the top. The cold air is transported to the cold drink above the cutting board through the built-in cavity, through holes and ventilation holes, and the cold drink is refrigerated to prevent the cold drink from being degraded by the guests due to the high temperature. Low, in the process of conveying food, the temperature-sensing cotton absorbs the outside temperature, and when the temperature absorbed inside the temperature-sensing cotton gradually reaches 5 °C, the second deformation pillar is affected by the temperature of 5 °C, and the shape changes, and then the second deformation pillar changes. Extending into the second rectangular groove gradually presses the second touch switch, causing the second touch switch to turn on the heat preservation machine to work. The holes and ventilation holes are transported to the bottom of the food above the cutting board, and the food is heated to prevent the food from cooling due to low temperature.

Further, the first deformation pillar and the second deformation pillar are made of nickel-titanium shape memory alloy material, the deformation memory temperature of the first deformation pillar is 25°C, and the deformation memory temperature of the second deformation pillar is At 5°C, the initial forms of the first deformed strut and the second deformed strut are both contracted forms.

Further, the sterilization and sterilization mechanism includes a tableware placement slot excavated at the outer end of the intelligent robot, two tableware placement plates are fixedly connected between the inner walls of the tableware placement slot, and the inner wall of the tableware placement slot is installed with ultraviolet radiation. When the intelligent robot is transporting meals, the staff can place the tableware and spoon on the surface of the tableware placing plate in advance, and then close the closed door. Under the action of ultraviolet emitters, the tableware and spoons are continuously sterilized and disinfected, and then the guests can take the tableware and spoons by themselves after taking the food, so that the guests are more hygienic and healthy when eating the food.

Further, the heat preservation machine is made by the principle of hot and cold water dispenser, and the initial temperature is normal temperature.

Further, the diameters of the first D-type slide rail and the second electric slider are larger than the diameters of the second D-type slide rail and the first electric slider. By setting the first D-type slide rail and the second electric slider The diameter is larger than that of the second D-type slide rail and the first electric slider, so that when the first electric slider rotates in the first D-type slide rail and passes through the second D-type slide rail, it is not easy to slide to the second D-type slide rail. When the second electric sliding block slides in the second D-shaped sliding rail, it can easily pass through the first D-shaped sliding rail, so as to avoid the phenomenon of deviation in the sliding process.

3. Beneficial effects

Compared with the prior art, the advantages of the present invention are:

(1) This solution can realize that when the robot is delivering the meal, the staff will place the meal on the surface of the placing plate. As the weight of the meal continues to increase, the gravity sensing mechanism moves down to touch the switch, causing the transmission mechanism to drive the placing plate along the surface. The hour hand rotates, so that the lower placing plate rotates to the position of the previous placing plate and stops, which is convenient for the staff to continue to place meals, and the staff does not need to move around, which greatly improves the work efficiency, and also makes the staff work more convenient. After a long time of bending and squatting to place the food on the surface of the placing plate, the work fatigue is reduced. When the food is placed, the intelligent robot will send the food to the designated place due to its own intelligent program, and the food is being delivered. In the process of going to the designated place, such as in winter, the food is placed on the surface of the placing plate. Due to the low temperature of the outside air, the food insulation mechanism will heat the food during the delivery process, so that the temperature of the food is not easy to reduce. In summer, if some cold drinks are delivered, the outside temperature is too high at this time, and if the time is too long, the cold drinks may become normal temperature due to the temperature rise. At this time, the food insulation mechanism can refrigerate the cold drinks, resulting in The temperature of the cold drink is not easy to decrease, and it still has a better drinking taste when it is delivered to the designated place. When the meal and drink are delivered to the designated place, after the guest has taken the topmost meal, due to the weight change, its transmission mechanism It drives the placing plate to rotate clockwise again, causing the placing plate on the next layer to rotate to the top, which avoids the need for guests to bend over to take the food, and the intelligent robot can remove the tableware and chopsticks before the food delivery process. The spoons are placed in the disinfection and sterilization institution, and the tableware and spoons are sterilized and disinfected. After the guests' meals are delivered to the designated place, the guests can take the tableware and spoons by themselves to improve the hygiene and safety of the meals.

(2) The transmission mechanism includes a first D-type slide rail and a second D-type slide rail excavated from the inner wall of the D-type support plate. The first D-type slide rail and the second D-type slide rail are interlaced and communicated with each other. A plurality of evenly distributed first electric sliders are slidably connected between the inner walls of the rails. The outer ends of the first electric sliders are fixedly connected with a first rotating shaft. The first rotating shaft and the placing plate are rotatably connected. A plurality of evenly distributed second electric sliders are slidably connected between them, the outer ends of the second electric sliders are fixedly connected with a second rotating shaft, and the second rotating shaft is rotatably connected with the placing plate. The first electric slider and the second electric slider The sliders are in a horizontal position. When the staff places the food on the surface of the placing plate, the first electric slider and the second electric slider are driven to move on the first D-shaped slide rail and the second electric slider due to the change of gravity of the gravity sensing mechanism. The two D-shaped slide rails slide synchronously, so that when the placement plate rotates around the first D-shaped slide rail and the second D-shaped slide rail, the placement plate is not easy to be offset, resulting in the placement plate in the process of rotation. Still on a level surface to ensure the stability of the meal when placed.

(3) The gravity sensing mechanism includes a cutting board slidingly connected between the inner walls of the placing board, a plurality of evenly distributed tension springs are fixedly connected between the cutting board and the inner bottom end of the placing board, and the inner bottom end of the placing board is installed with pressure Sensitive switch, the pressure-sensitive switch is electrically connected with the first electric slider and the second electric slider. The pressure-sensitive switch is located on the lower side of the cutting board. The top of the cutting board is drilled with a plurality of evenly distributed ventilation holes. The waterproof and breathable membrane is fixedly connected between the inner walls. When the food is placed inside the plate and the plate is finished, the plate will slide downward due to the weight of the meal, causing the plate to gradually approach the pressure-sensitive switch. , so that when the weight of the food is pressed on the surface of the pressure-sensitive switch, the pressure-sensitive switch operates, driving the first electric slider and the second electric slider to drive the placement plate to rotate, causing the placement plate on the next layer to rotate clockwise. Rotate to the top and stop, then place other meals, and so on, until all the plates are placed on the surface, and then the intelligent robot will deliver the meals. When the intelligent robot delivers the meals to the designated place, the guests gradually pick up For meals, at this time, due to the change of gravity on the surface of the cutting board, under the action of the tension spring, the cutting board slides upward without pressing the pressure-sensitive switch, so that the pressure-sensitive switch drives the first electric slider, The second electric slider drives the placing plate to rotate clockwise, so that the placing plate on the next layer rotates clockwise to the top again and then stops, so that guests can avoid the step of bending over when taking meals on the lower layer.

(4) The food material insulation mechanism includes a first deformation pillar and a second deformation pillar that are fixedly connected to the lower end of the cutting board. The cutting board is filled with temperature-sensitive cotton, and a first rectangular groove is drilled at the bottom end of the placing board. The first deformation pillar Sliding connection with the first rectangular groove, a second rectangular groove is drilled at the bottom end of the placing plate, the second rectangular groove is located on the right side of the first rectangular groove, and the second deformation support is slidably connected with the first rectangular groove A first touch switch is installed at the bottom end of the rectangular groove, a second touch switch is installed at the inner bottom end of the second rectangular groove, a built-in cavity is excavated in the placing plate, a heat preservation machine is installed at the bottom end of the built-in cavity, and the placing plate The inner bottom end is drilled with a plurality of evenly distributed through holes, and the through holes and the built-in cavity are connected to each other. In summer, due to the high outside temperature, during the process of conveying cold drinks, the thermal cotton absorbs the outside temperature. When the temperature absorbed inside the thermal cotton gradually reaches 25°C, the shape of the first deformation pillar is affected by the temperature of 25°C, and then the first deformation pillar extends into the first rectangular groove and gradually presses the first touch switch. As a result, the first touch switch turns on the heat preservation machine to work. At this time, the heat preservation machine sends cold air upward, and the cold air at this time is conveyed to the cold drink above the cutting board through the built-in cavity, through holes and ventilation holes, and the cold drink is refrigerated. It works to prevent the taste of cold drinks from being reduced due to the high temperature. When it is in autumn and winter, due to the low outside temperature, in the process of conveying meals, the temperature-sensing cotton absorbs the outside temperature, and the temperature absorbed inside the temperature-sensing cotton gradually absorbs. When it reaches 5°C, the shape of the second deformation strut is changed under the influence of the temperature of 5°C, and then the second deformation strut extends into the second rectangular groove and gradually presses the second touch switch, causing the second touch switch to turn on the heat preservation machine. At this time, the heat preservation machine sends hot air to the top, and the hot air at this time is sent to the bottom of the food above the cutting board through the built-in cavity, through holes and ventilation holes, and the food is heated to prevent the food from being too low due to low temperature. phenomenon that causes cooling.

(5) The first deformation pillar and the second deformation pillar are made of nickel-titanium shape memory alloy material, the deformation memory temperature of the first deformation pillar is 25°C, the deformation memory temperature of the second deformation pillar is 5°C, and the The initial forms of the pillar and the second deformed pillar are all contracted forms.

(6) The sterilization and sterilization mechanism includes a tableware placement slot excavated at the outer end of the intelligent robot. Two tableware placement plates are fixedly connected between the inner walls of the tableware placement slot. An ultraviolet emitter is installed on the inner wall of the tableware placement slot. The tableware placement slot A closed door is rotatably connected between the upper and lower inner walls. When the intelligent robot is delivering meals, the staff can place the tableware and spoons on the surface of the tabletop in advance, and then close the closed door. Sterilize the bowls, chopsticks and spoons, and then guests can take the bowls, chopsticks and spoons by themselves after taking the food, so that the guests are more hygienic and healthy when eating the food.

(7) The heat preservation machine is made by the principle of hot and cold water dispenser, and the initial temperature is normal temperature.

(8) The diameters of the first D-type slide rail and the second electric slider are larger than the diameters of the second D-type slide rail and the first electric slider. By setting the diameters of the first D-type slide rail and the second electric slider It is larger than the diameter of the second D-type slide rail and the first electric slider, so that when the first electric slider rotates in the first D-type slide rail and passes through the second D-type slide rail, it is not easy to slide to the second D-type slide rail. When the second electric sliding block slides in the second D-shaped sliding rail, it can easily pass through the first D-shaped sliding rail, so as to avoid the phenomenon of deviation in the sliding process.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the structural representation of the D-type support plate of the present invention;

Fig. 3 is the structural representation of the side surface of the D-type support plate of the present invention;

Fig. 4 is the structural schematic diagram of the cross-section of the D-type support plate of the present invention;

Fig. 5 is the structural representation of the overall side of the present invention;

FIG. 6 is a schematic structural diagram of the cross-section of the placement plate of the present invention.

Description of the labels in the figure:

100 intelligent robot, 200 mechanical wall, 300 D type support plate, 400 transmission mechanism, 401 first D type slide rail, 402 second D type slide rail, 403 first electric slider, 404 first shaft, 405 second electric slide Block, 406 second shaft, 500 placement plate, 600 gravity sensing mechanism, 601 chopping board, 602 tension spring, 603 pressure sensitive switch, 604 ventilation hole, 605 waterproof and breathable membrane, 701 first deformation pillar, 702 second deformation Pillar, 703 thermal cotton, 704 first rectangular slot, 705 second rectangular slot, 706 first touch switch, 707 second touch switch, 708 built-in cavity, 709 heat preservation machine, 7010 through hole, 801 tableware placement Slot, 802 tableware placement plate, 803 UV emitter, 804 closed door panel.

Detailed ways

The following will combine the drawings in the embodiments of the present invention; the technical solutions in the embodiments of the present invention will be described clearly and completely; obviously; the described embodiments are only a part of the embodiments of the present invention; rather than all the embodiments, based on The embodiments of the present invention; all other embodiments obtained by those of ordinary skill in the art without creative work; all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the orientations shown in the accompanying drawings Or the positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installation", "provided with", "sleeve/connection", "connection", etc., should be understood in a broad sense, such as " Connection", which can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal connection between two components. of connectivity. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Example:

Please refer to FIGS. 1-6 , a robot for delivering meals in a school cafeteria with an intelligent cart, including an intelligent robot 100 . The outer end of the intelligent robot 100 is rotatably connected with two mutually symmetrical mechanical walls 200 , and the ends of the two mechanical walls 200 are close to each other. D-type support plates 300 are fixedly connected to each other, transmission mechanisms 400 are installed on the inner walls of the two D-type support plates 300, and a placement plate 500 is rotatably connected between the two transmission mechanisms 400. The bottom end of the plate 500 is provided with a gravity sensing mechanism 600, and the intelligent robot 100 is provided with a sterilization and sterilization mechanism. This solution can realize that during the process of the robot delivering meals, the staff places the meals on the surface of the placing plate 500. Increasingly, the gravity sensing mechanism 600 moves the touch switch downward, causing the transmission mechanism 400 to drive the placing plate 500 to rotate clockwise, so that the lower placing plate 500 rotates to the position of the previous placing plate 500 and stops, which is convenient for the staff to continue placing meals, The staff does not need to walk, which greatly improves the work efficiency, and also makes the work more convenient for the staff, avoiding the work steps of bending over and squatting for a long time to place the meal on the surface of the placing plate 500, reducing work fatigue After the food is placed, the intelligent robot 100 will send the food to the designated place due to its own intelligent program, and during the process of sending the food to the designated place, such as in winter, the food is placed on the surface of the placing plate 500 due to the outside air temperature. When the food is delivered, the food insulation mechanism will heat and keep the food warm, so that the temperature of the food is not easy to decrease. In the summer, if some cold drinks are delivered, the outside temperature is too high at this time. The long-term cold drink may become the normal temperature state due to the temperature rise. At this time, the cold drink can be refrigerated by the food insulation mechanism, so the temperature of the cold drink is not easy to decrease. After the food and beverages are delivered to the designated place, after the guests have taken the topmost food, due to the weight change, the transmission mechanism 400 drives the placing plate 500 to rotate clockwise again, causing the placing plate 500 on the next layer to rotate to the top. It avoids the step that guests need to bend over to take meals, and before the intelligent robot 100 delivers meals, the staff can place the tableware and spoons in the disinfection and sterilization mechanism, and sterilize the tableware and spoons. After the guests' meals are delivered to the designated place, the guests can take the bowls, chopsticks and spoons by themselves to improve the hygiene and safety of the meals.

Referring to FIGS. 1-4 , the transmission mechanism 400 includes a first D-shaped slide rail 401 and a second D-shaped slide rail 402 , and the first D-shaped slide rail 401 and the second D-shaped slide rail 402 are excavated from the inner wall of the D-shaped support plate 300 . The inner walls of the first D-shaped slide rails 401 are slidably connected with a plurality of first electric sliders 403 evenly distributed, and the outer ends of the first electric sliders 403 are fixedly connected with a first rotating shaft 404 . It is rotatably connected with the placing plate 500 , a plurality of second electric sliders 405 evenly distributed are slidably connected between the inner walls of the second D-shaped slide rails 402 , and a second shaft 406 is fixedly connected to the outer end of the second electric sliders 405 . The second rotating shaft 406 is rotatably connected to the placing plate 500, and the first electric slider 403 and the second electric slider 405 are in a horizontal position. The change of gravity drives the first electric slider 403 and the second electric slider 405 to slide synchronously in the first D-shaped slide rail 401 and the second D-shaped slide rail 402, so that the placing plate 500 is moving around the first D-shaped slide rail 402. When the sliding rails 401 and the second D-shaped sliding rails 402 are rotated in a circular manner, the placing plate 500 is not easily displaced, so that the placing plate 500 is still in a horizontal plane during the rotation process to ensure the stability of the meal.

Please refer to FIG. 6 , the gravity sensing mechanism 600 includes a vegetable placing plate 601 slidably connected between the inner walls of the placing plate 500 , and a plurality of evenly distributed extension springs 602 are fixedly connected between the vegetable placing plate 601 and the inner bottom end of the placing plate 500 , A pressure-sensitive switch 603 is installed at the bottom end of the placing plate 500. The pressure-sensitive switch 603 is electrically connected to the first electric slider 403 and the second electric slider 405. The pressure-sensitive switch 603 is located on the lower side of the vegetable placing plate 601. The upper end of the cutting board 601 is drilled with a plurality of evenly distributed ventilation holes 604, and a waterproof and breathable film 605 is fixedly connected between the inner walls of the ventilation holes 604. Under the action, the cutting board 601 slides downward, causing the cutting board 601 to gradually approach the pressure-sensitive switch 603, so that when the weight of the food presses the surface of the pressure-sensitive switch 603, the pressure-sensitive switch 603 operates, driving the first The electric slider 403 and the second electric slider 405 drive the placing plate 500 to rotate, causing the placing plate 500 on the next layer to rotate clockwise to the top and then stop, and then place other meals, and so on, until all the The food is placed on the surface of the placing board 500, and then the intelligent robot 100 delivers the meal, and after the intelligent robot 100 delivers the meal to the designated place, the guest gradually picks up the meal. Under the action of the extension spring 602, the cutting board 601 slides upward without pressing the pressure-sensitive switch 603, so that the pressure-sensitive switch 603 drives the first electric slider 403 and the second electric slider 405 again at this time, thereby driving the placement The plate 500 rotates clockwise, so that the placing plate 500 on the next layer rotates clockwise again to the top and then stops, so as to facilitate the step of avoiding bending when the guests take the meals on the lower layer.

Please refer to FIG. 6 , the food material heat preservation mechanism includes a first deformable support column 701 and a second deformable support column 702 fixedly connected to the lower end of the cutting board 601 . A rectangular groove 704 is slidably connected between the first deformable support 701 and the first rectangular groove 704. A second rectangular groove 705 is drilled at the bottom end of the placing plate 500. The second rectangular groove 705 is located on the right side of the first rectangular groove 704. The two deformable struts 702 are slidably connected to the first rectangular groove 704 , the inner bottom end of the first rectangular groove 704 is installed with a first touch switch 706 , and the inner bottom end of the second rectangular groove 705 is installed with a second touch switch 707 . A built-in cavity 708 is excavated in the plate 500 , a heat preservation machine 709 is installed at the bottom end of the built-in cavity 708 , and a plurality of evenly distributed through holes 7010 are excavated at the bottom end of the placing plate 500 , between the through holes 7010 and the built-in cavity 708 In summer, due to the high outside temperature, the temperature-sensing cotton 703 absorbs the outside temperature in the process of conveying cold drinks, and when the temperature absorbed inside the temperature-sensing cotton 703 gradually reaches 25°C, the first deformation pillar 701 Affected by the temperature of 25°C, the shape changes, and then the first deformed pillar 701 extends into the first rectangular groove 704 and gradually presses the first touch switch 706, causing the first touch switch 706 to turn on the heat preservation machine 709 to work. When the heat preservation machine 709 transports cold air upward, the cold air at this time is transported to the cold drink above the cutting board 601 through the built-in cavity 708, the through hole 7010 and the ventilation hole 604, and the cold drink is refrigerated to prevent the cold drink from being too high in temperature. The taste of guests' drinking decreases. In autumn and winter, due to the low outside temperature, the temperature-sensing cotton 703 absorbs the outside temperature in the process of conveying food, and when the temperature absorbed inside the temperature-sensing cotton 703 gradually reaches 5°C, the first The two deformable struts 702 undergo a shape change under the influence of the temperature of 5°C, and then the second deformable struts 702 extend into the second rectangular groove 705 and gradually press the second touch switch 707 , causing the second touch switch 707 to turn on the heat preservation machine 709 At this time, the heat preservation machine 709 transports hot air upward, and the hot air at this time is transported to the bottom of the meal above the cutting board 601 through the built-in cavity 708, the through hole 7010 and the ventilation hole 604, and the meal is heated. The phenomenon of food cooling due to low temperature.

Please refer to FIG. 6 , the first deformation strut 701 and the second deformation strut 702 are made of NiTi shape memory alloy material, the deformation memory temperature of the first deformation strut 701 is 25°C, and the deformation memory temperature of the second deformation strut 702 is At 5° C., the initial forms of the first deformed strut 701 and the second deformed strut 702 are both contracted forms.

Please refer to FIG. 5 , the sterilization and sterilization mechanism includes a tableware placing groove 801 excavated at the outer end of the intelligent robot 100 , two tableware placing plates 802 are fixedly connected between the inner walls of the tableware placing groove 801 , and ultraviolet rays are installed on the inner wall of the tableware placing groove 801 The transmitter 803, a closed door plate 804 is rotatably connected between the upper and lower inner walls of the tableware placing groove 801. When the intelligent robot 100 is delivering meals, the staff can place the tableware and spoon on the surface of the tableware placing plate 802 in advance, and then close it. The door panel 804 is closed, and the tableware and spoons are continuously sterilized and disinfected under the action of the ultraviolet emitter 803. After that, the guests can take the tableware and spoons by themselves after taking the food, so that the guests are more hygienic when eating the food. healthy.

Please refer to FIG. 6 , the heat preservation machine 709 is made by the principle of hot and cold water dispenser, and the initial temperature is normal temperature.

Please refer to FIG. 4 , the diameters of the first D-shaped slide rail 401 and the second electric slider 405 are larger than the diameters of the second D-shaped slide rail 402 and the first electric slider 403 . By setting the first D-shaped slide rail 401 , The diameter of the second electric slider 405 is larger than that of the second D-shaped slide rail 402 and the first electric slider 403 , so that the first electric slider 403 can rotate in the first D-shaped slide rail 401 and pass through the second D-shaped slide rail 401 . When the slide rail 402 is sliding, it is not easy to slide into the second D-shaped slide rail 402, and when the second electric slider 405 slides in the second D-shaped slide rail 402, it is easy to pass through the first D-shaped slide rail 401, which avoids The phenomenon of deviation occurs in the process of sliding.

The above is only a preferred embodiment of the present invention; but the protection scope of the present invention is not limited to this; any person skilled in the art is within the technical scope disclosed by the present invention; according to the technical solution of the present invention equivalent replacements or changes to its improved ideas; all should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a robot that dining room of intelligence shallow school was sent meal, includes intelligent robot (100), its characterized in that: intelligent robot (100) outer end is rotated and is connected with two mechanical wall (200) of mutual symmetry, two the equal fixedly connected with D type backup pad (300), two of one end that mechanical wall (200) are close to each other transmission mechanism (400), two are all installed to D type backup pad (300) inner wall rotate between transmission mechanism (400) and be connected with and place board (500), it is equipped with in board (500) to place and eats material heat preservation mechanism, it is equipped with gravity induction mechanism (600) to place board (500) inner bottom end, be equipped with disinfection and sterilization mechanism in intelligent robot (100).

2. The robot of claim 1, wherein the robot is used for intelligent cart school dining room meal delivery: the transmission mechanism (400) comprises a first D-shaped slide rail (401) and a second D-shaped slide rail (402) which are cut on the inner wall of the D-shaped support plate (300), the first D-shaped sliding rail (401) and the second D-shaped sliding rail (402) are mutually staggered and communicated, a plurality of first electric sliding blocks (403) which are uniformly distributed are connected between the inner walls of the first D-shaped sliding rails (401) in a sliding way, the outer end of the first electric slide block (403) is fixedly connected with a first rotating shaft (404), the first rotating shaft (404) is rotatably connected with the placing plate (500), a plurality of second electric sliding blocks (405) which are uniformly distributed are connected between the inner walls of the second D-shaped sliding rails (402) in a sliding manner, the outer end of the second electric slide block (405) is fixedly connected with a second rotating shaft (406), the second rotating shaft (406) is rotatably connected with the placing plate (500), and the first electric sliding block (403) and the second electric sliding block (405) are in a horizontal position.

3. The robot of claim 1, wherein the robot is used for intelligent cart school dining room meal delivery: gravity-feed tank board (601) of putting of sliding connection between board (500) inner wall is drawn together to gravity-feed tank board (600), put board (601) and place board (500) in the bottom end between a plurality of evenly distributed's of fixedly connected with extension spring (602), place board (500) in the bottom end and install pressure sensitive switch (603), electrically connected between pressure sensitive switch (603) and first electronic slider (403), the electronic slider of second (405), pressure sensitive switch (603) are located and put board (601) downside, it has a plurality of evenly distributed's bleeder vent (604) to cut in board (601) upper end, waterproof ventilated membrane (605) that fixed connection has between bleeder vent (604) inner wall.

4. The robot of claim 1, wherein the robot is used for intelligent cart school dining room meal delivery: the food material heat preservation mechanism comprises a first deformation strut (701) and a second deformation strut (702) which are fixedly connected with the lower end of a chopping board (601), temperature sensing cotton (703) is filled in the chopping board (601), a first rectangular groove (704) is formed in the bottom end of the chopping board (500), the first deformation strut (701) is in sliding connection with the first rectangular groove (704), a second rectangular groove (705) is formed in the bottom end of the chopping board (500), the second rectangular groove (705) is located on the right side of the first rectangular groove (704), the second deformation strut (702) is in sliding connection with the first rectangular groove (704), a first touch switch (706) is installed at the bottom end of the first rectangular groove (704), a second switch (707) is installed at the bottom end of the second rectangular groove (705), a built-in cavity (708) is formed in the chopping board (500), the heat preservation machine (709) is installed at the inner bottom end of the built-in cavity (708), a plurality of uniformly distributed through holes (7010) are formed in the inner bottom end of the placing plate (500), and the through holes (7010) are communicated with the built-in cavity (708).

5. The robot of claim 4, wherein the robot is used for intelligent cart school dining room meal delivery: the first deformation support column (701) and the second deformation support column (702) are both made of nickel titanium shape memory alloy materials, the deformation memory temperature of the first deformation support column (701) is 25 ℃, the deformation memory temperature of the second deformation support column (702) is 5 ℃, and the initial shapes of the first deformation support column (701) and the second deformation support column (702) are both contraction shapes.

6. The robot of claim 1, wherein the robot is used for intelligent cart school dining room meal delivery: the disinfection and sterilization mechanism comprises a bowl and chopstick placing groove (801) formed in the outer end of the intelligent robot (100), two bowl and chopstick placing plates (802) are fixedly connected between the inner walls of the bowl and chopstick placing groove (801), an ultraviolet emitter (803) is installed on the inner wall of the bowl and chopstick placing groove (801), and a closed door plate (804) is rotatably connected between the upper inner wall and the lower inner wall of the bowl and chopstick placing groove (801).

7. The robot of claim 4, wherein the robot is used for intelligent cart school dining room meal delivery: the heat preservation machine (709) is made by adopting the principle of a cold and hot water dispenser, and the initial temperature is in a normal temperature state.

8. The robot of claim 2, wherein the robot is used for delivering meals to a school dining room of an intelligent cart and comprises: the diameters of the first D-shaped sliding rail (401) and the second electric sliding block (405) are larger than the diameters of the second D-shaped sliding rail (402) and the first electric sliding block (403).

Images