CN207173663U - A multifunctional electric vehicle capable of climbing stairs - Google Patents

Abstract

The utility model discloses a can climb building multifunctional electric motor car, include: a base frame; the walking components are rotatably arranged on the base frame, the walking components are positioned on two sides of the base frame, at least two walking components are arranged on each side of the base frame, the walking components are used for driving the base frame to move and cross obstacles, and the outline of the walking components contacting with the ground is non-circular; each walking assembly comprises a mounting frame and at least two rollers, the rollers are rotatably mounted on the mounting frame, and the mounting frame is rotatable relative to the base frame. Adopt above-mentioned structure the utility model discloses a rotatable gyro wheel in rotatable walking subassembly and the walking subassembly, when needs overturn the obstacle, rotate when rotation and the gyro wheel through the walking subassembly, the climbing is and overturn the obstacle, when need not overturn the obstacle, only the gyro wheel rotates, drives the bed frame and removes, the utility model discloses simple structure, job stabilization is reliable, can overturn various obstacles, satisfies old person and the trip of disabled personage.

Description

A multifunctional electric vehicle capable of climbing stairs

technical field

The utility model relates to the technical field of life-assisting machinery, in particular to a multifunctional electric vehicle capable of climbing stairs.

Background technique

With the aging of the society, the quality of life of the elderly has gradually received everyone's attention. The physical function of the elderly has declined, and obstacles such as indoor and outdoor stairs and steps have greatly restricted the travel of the elderly and the disabled. Therefore, a means of transportation that is convenient for the elderly and the disabled is particularly important. There is a walking-replacing tool that can climb over obstacles or climb stairs, but at present, the research and manufacture of the multi-function manned electric vehicle that can climb stairs is still in its infancy. On the whole, the technology is rough and the structure is relatively simple. There are many deficiencies in practicality and operability in the production of multi-functional manned electric vehicles that can climb stairs. The research is not mature enough, and no satisfactory products have emerged. Therefore how to design a kind of simple in structure, easy to operate, stable in motion, safe and reliable multi-function manned electric car that can climb stairs is a problem that those skilled in the art need to solve urgently.

Utility model content

In order to solve the above problems, the utility model provides a multifunctional electric vehicle capable of climbing stairs.

The technical scheme that the utility model solves its technical problem adopts is:

A multifunctional electric vehicle capable of climbing stairs, comprising:

pedestal;

At least four walking components, the walking components are rotatably installed on the base frame, the walking components are located on both sides of the base frame, at least two on each side, the walking components are used to drive the base frame to move and overcome obstacles, the walking components are in contact with the ground Outline is non-circular;

Each walking assembly includes a mounting frame and at least two rollers, the rollers are rotatably mounted on the mounting frame, and the mounting frame is rotatable relative to the base frame.

The installation frame is fixedly connected with one end of a first rotating shaft, the other section of the first rotating shaft is rotatably connected with the base frame, and the first rotating shaft is driven to rotate by a first driving mechanism.

The inside of the first rotating shaft is hollow, and a second rotating shaft is rotatably arranged in the first rotating shaft. One end of the second rotating shaft is connected to the roller drive, and the other end is driven to rotate by a second driving mechanism.

The number of the rollers is set to two, and the rollers are arranged front and back along the side of the base frame.

The first drive mechanism includes a first motor, a first reducer and a first chain, the first motor is connected to the first reducer, and the first reducer drives the first rotating shaft to rotate through the first chain.

The second drive mechanism includes a second motor, a second reducer and a second chain, the second motor is connected to the second reducer, and the second reducer drives the second rotating shaft to rotate through the second chain.

A seat for people is arranged on the base frame; one end of the seat is hinged with the base frame, and the other end is movably connected with the base frame through an electric push cylinder.

The number of the rollers is set to three, which are distributed in a character shape.

The beneficial effects of the utility model are: the utility model adopting the above-mentioned structure uses the rotatable walking assembly and the rotatable roller in the walking assembly. To climb over obstacles, when there is no need to climb over obstacles, only the rollers rotate to drive the base frame to move. The utility model has a simple structure, stable and reliable work, and can climb over various obstacles to meet the travel of the elderly and disabled people.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is a schematic diagram one of the utility model;

Fig. 2 is the schematic diagram two of the utility model;

Fig. 3 is the schematic diagram of walking assembly in the utility model;

Fig. 4 is a schematic diagram one of the utility model when descending stairs;

Fig. 5 is the second schematic diagram of the utility model when going down the stairs;

Fig. 6 is a schematic diagram three of the utility model when descending stairs;

Fig. 7 is a schematic diagram four of the utility model when descending stairs.

Detailed ways

Referring to Fig. 1-Fig. 7, the utility model is a multifunctional electric vehicle capable of climbing stairs, comprising:

The base frame 1 is provided with a seat 2 for people to ride on; one end of the seat is hinged with the base frame 1, and the other end is movably connected with the base frame 1 through an electric push cylinder 3, and a level sensor is set on the seat 2, The action of the electric push cylinder 3 is controlled by a level sensor to keep the seat 2 always in a horizontal state, improving the safety and comfort of the occupant;

At least four walking components, the walking components are rotatably installed on the base frame, the walking components are located on both sides of the base frame 1, at least two on each side, the walking components are used to drive the base frame 1 to move and overcome obstacles, the walking components are in contact with the ground The contour of the contact is non-circular;

Each walking assembly includes a mounting frame 4 and at least two rollers 5 , the rollers 5 are rotatably mounted on the mounting frame 4 , and the mounting frame 4 is rotatable relative to the base frame 1 . The utility model adopting the above-mentioned structure uses the rotatable walking assembly and the rotatable roller 5 in the walking assembly. When it is necessary to climb over obstacles, the rotation of the walking assembly and the simultaneous rotation of the roller 5 can climb and climb over obstacles. When overcoming obstacles, only the roller 5 rotates to drive the base frame 1 to move. The utility model has the advantages of simple structure, stable and reliable operation, and can surmount various obstacles, satisfying the travel of the elderly and disabled people.

As shown in the figure, the mounting frame 4 is fixedly connected to one end of a first rotating shaft 6, and the other section of the first rotating shaft is rotatably connected to the base frame 1, and the first rotating shaft 6 is driven to rotate by a first driving mechanism; The inside of the first rotating shaft 6 is hollow, and the first rotating shaft 6 is rotatably provided with a second rotating shaft 7, one end of the second rotating shaft 7 is connected to the roller 5, and the other end is driven to rotate by a second driving mechanism; the mounting frame 4 is preferably Set in plate shape. When it is necessary to climb over an obstacle, the first rotating shaft 6 and the second rotating shaft 7 rotate simultaneously, driving the mounting frame 4 and the roller 5 to rotate to realize climbing and overturning; when there is no obstacle, the second rotating shaft 7 works alone to realize smooth movement.

Of course, the first rotating shaft 6 can also be set to be solid, so a second driving mechanism needs to be provided on the installation frame 4 to drive the rotation of the roller 5 .

As shown in the figure, the number of the rollers 5 is set to two, the rollers 5 are arranged front and rear along the side of the base frame 1, the second rotating shaft 7 is connected to the rollers 5 through gears, and the gears and the rollers 5 are installed on the mounting frame 4. The gear transmission part is wrapped by a shell, and the shell and the plate-shaped mounting frame 4 are closed together to play the role of dust protection; the diameter of the roller 5 is preferably set to be slightly greater than the height of the steps; Rhythmic stability.

Wherein, the walking assembly can also adopt other implementations, for example, the number of rollers 5 is set to three, and is distributed in a zigzag shape; the walking assembly with this structure moves smoothly and reliably when overcoming obstacles.

As shown in the figure, the first drive mechanism includes a first motor 8, a first reducer 10 and a first chain, the first motor 8 is connected to the first reducer 10, and the first reducer 10 drives the first reducer 10 through the first chain. A rotating shaft 6 rotates; the second drive mechanism includes a second motor 9, a second speed reducer and a second chain, the second motor 9 is connected to the second speed reducer, and the second speed reducer drives the second rotating shaft 7 through the second chain Rotate, the second rotating shaft is connected with the roller transmission through the gear 12, and the first chain and the second chain can be replaced by the linkage shaft and the universal joint 11 or by gears. The quantity of the first motor 8 is set to one, and the first motor 8 drives four first rotating shafts 6 to rotate through the transmission mechanism; the quantity of the second motor 9 is set to two, and one second motor 9 drives a plurality of second motors on one side When the rotating shaft 7 rotates, another second motor 9 drives a plurality of second rotating shafts 7 on the other side to rotate; when the two second motors 9 rotate in opposite directions, they can drive the utility model to turn in situ, and the control is flexible.

Of course, the number of the second motor 9 can also be set to one, as shown in Figure 2, the second motor 9 drives the rollers 5 in the two walking assemblies located at the rear end to rotate, or the second motor 9 drives the two wheels located at the front end The roller 5 in the walking assembly rotates.

The above-mentioned embodiments are only preferred solutions of the utility model, and the utility model also has other implementation solutions. Those skilled in the art can also make equivalent modifications or replacements without departing from the spirit of the present utility model, and these equivalent modifications or replacements are all included in the scope set by the claims of the present application.

Claims (8)

1. A multifunctional electric vehicle capable of climbing stairs, characterized in that it comprises: pedestal; At least four walking components, the walking components are rotatably installed on the base frame, the walking components are located on both sides of the base frame, at least two on each side, the walking components are used to drive the base frame to move and overcome obstacles, the walking components are in contact with the ground Outline is non-circular; Each walking assembly includes a mounting frame and at least two rollers, the rollers are rotatably mounted on the mounting frame, and the mounting frame is rotatable relative to the base frame. 2. A multifunctional electric vehicle capable of climbing stairs as claimed in claim 1, characterized in that said mounting frame is fixedly connected to one end of a first rotating shaft, and the other section of the first rotating shaft is rotatably connected to the base frame, And the first rotating shaft is driven to rotate by a first driving mechanism. 3. A kind of stair-climbing multifunctional electric vehicle as claimed in claim 2, characterized in that the inside of the first rotating shaft is hollow, and a second rotating shaft is rotatably arranged in the first rotating shaft, and one end of the second rotating shaft is connected to the roller transmission. connected, and the other end is driven to rotate by a second drive mechanism. 4. A multifunctional electric vehicle capable of climbing stairs as claimed in claim 2, characterized in that the number of said rollers is set to two, and the rollers are arranged front and back along the side of the base frame. 5. A multifunctional electric vehicle capable of climbing stairs as claimed in claim 2, characterized in that said first drive mechanism comprises a first motor, a first reducer and a first chain, the first motor and the first reducer connected, the first reducer drives the first rotating shaft to rotate through the first chain. 6. A multifunctional electric vehicle capable of climbing stairs as claimed in claim 3, characterized in that said second drive mechanism comprises a second motor, a second speed reducer and a second chain, the second motor and the second speed reducer connected, the second speed reducer drives the second rotating shaft to rotate through the second chain. 7. A kind of stair-climbing multifunctional electric vehicle as claimed in claim 1, characterized in that a seat for people is provided on the base frame; one end of the seat is hinged with the base frame, and the other end is pushed by an electric push The cylinder is movably connected with the base frame. 8. The multi-function electric vehicle capable of climbing stairs as claimed in claim 1, characterized in that the number of said rollers is set to three, which are distributed in the shape of a character.