CN107928890B - Portable multifunctional stretcher - Google Patents
Portable multifunctional stretcher Download PDFInfo
- Publication number
- CN107928890B CN107928890B CN201711268955.5A CN201711268955A CN107928890B CN 107928890 B CN107928890 B CN 107928890B CN 201711268955 A CN201711268955 A CN 201711268955A CN 107928890 B CN107928890 B CN 107928890B
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- rod
- stretcher
- plate
- rod body
- shutter plate
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- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 230000008602 contraction Effects 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/02—Stretchers with wheels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/013—Stretchers foldable or collapsible
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/02—Stretchers with wheels
- A61G1/0206—Stretchers with wheels characterised by the number of supporting wheels if stretcher is extended
- A61G1/0225—Stretchers with wheels characterised by the number of supporting wheels if stretcher is extended other configuration, e.g. odd number of wheels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/02—Stretchers with wheels
- A61G1/0275—Stretchers with wheels having driven wheels, e.g. motorised
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G1/00—Stretchers
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses a portable multifunctional stretcher, which comprises a main rod, a revolute pair, a travelling mechanism, a telescopic rod, three wheels, a rotator, a single wheel, a driving belt, a shutter plate, a baffle plate, a cover body, a rotating plate, a fixed pulley and a shutter plate contraction rope, wherein the main rod is connected with the telescopic rod; the bracing piece on stretcher both sides is formed by two mobile jib through revolute pair swivelling joint, and the mobile jib is the syllogic structure, is equipped with incomplete gear on the revolute pair, and running gear includes solar cell panel, motor, output shaft, feed block, link mechanism and roller train, is equipped with revolving plate and fixed pulley in the cover body, and the revolving plate can rotate and make the drive belt produce the displacement, and then realizes spreading or standing of tripe, and tripe shrink rope passes from the tripe side by side. The telescopic stretcher and the folding stretcher have the advantages of being capable of changing lengths in multiple sizes, being suitable for elevators with different specifications, and solving the problem that a plurality of elevators cannot enter medical elevators.
Description
Technical Field
The invention relates to the technical field of stretchers, in particular to a portable multifunctional stretcher.
Background
With the development of society, high-rise buildings are more and more, but because of the small space of the elevator cabin, it is inconvenient to transport a patient lying down from a high-rise, and in order to solve this problem, medical stretchers in the prior art can be roughly classified into two types, one type being foldable and one type being retractable. In a retractable stretcher, the retraction is generally achieved by increasing or decreasing the unsupported space. When a patient with a heavy weight is encountered by the stretcher, the strength of the stretcher is insufficient, so that potential safety hazards are caused, accidents can even occur, and additional injuries are brought to the patient.
In the fire rescue process, a frequently used rescue rope ladder is easily blown by excessive fire to cause rescue failure and frequent casualties, so that a multifunctional rescue stretcher is urgently needed.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a portable multifunctional stretcher.
In order to achieve the technical purpose and the technical effect, the invention is realized by the following technical scheme:
A portable multifunctional stretcher comprises a main rod, a revolute pair, a travelling mechanism, a telescopic rod, three wheels, a rotator, a single wheel, a driving belt, a shutter plate, a baffle plate, a cover body, a rotating plate, a fixed pulley and a shutter plate contraction rope;
The support rods at two sides of the stretcher are respectively formed by rotationally connecting two main rods through a revolute pair, the main rods are of a three-section structure and are formed by sequentially and slidably connecting a first rod body, a second rod body and a third rod body, and a row of shutter plate fixing teeth with sequentially raised heights are arranged at the inner sides of the first rod body, the second rod body and the third rod body;
the rotating pair is positioned on two adjacent main rods and is respectively provided with a first gear and a second gear, and the first gear and the second gear form an incomplete gear mechanism for adjusting the angle between the two main rods;
The walking mechanism comprises a solar cell panel, a motor, an output shaft, a feeding block, a connecting rod mechanism and a roller group, wherein the solar cell panel is electrically connected with the motor through a controller and an inverter, a threaded part is arranged on the output shaft of the motor, a threaded groove matched with the threaded part is formed in the feeding block, the feeding block is connected with the roller group through the connecting rod mechanism, and the connecting rod mechanism consists of a driving rod, a connecting rod and a driven rod;
The two third rod bodies positioned at one end of the stretcher are respectively connected with three wheels through telescopic rods, and a baffle is connected between the two third rod bodies; the lower ends of two third rod bodies positioned at the other end of the stretcher are respectively fixed with a single wheel, a cover body is connected between the two third rod bodies, and a rotator is arranged at the upper end of at least one third rod body;
The movable blind comprises a blind plate, and is characterized in that a blind plate with a driving belt is arranged between supporting rods on two sides of the stretcher, a rotating plate and fixed pulleys positioned on two sides of the blind plate are arranged in a cover body, two ends of the middle of the blind plate are respectively connected with two independent or integrated driving belts, the rotating plate can enable the driving belt to displace through rotation of a rotating shaft fixedly connected with the rotating plate, so that the blind plate can be paved or erected, perforations are symmetrically formed in the blind plate, and a blind plate shrinkage rope penetrates through the perforations on two sides of the blind plate side by side, one end of the blind plate is connected with the blind plate, and the other end of the blind plate is respectively connected with a rotator through one fixed pulley.
Preferably, in the portable multifunctional stretcher, a ball assembly for reducing friction force is arranged between sliding surfaces of two adjacent rod bodies in the first rod body, the second rod body and the third rod body of the main rod.
Preferably, in the portable multifunctional stretcher, an anti-disengaging mechanism is arranged between two adjacent rod bodies in the first rod body, the second rod body and the third rod body of the main rod.
Preferably, in the portable multifunctional stretcher, a front stroke control block and a rear stroke control block are respectively fixed at two ends of the output shaft of the travelling mechanism.
Preferably, in the portable multifunctional stretcher, the roller set of the travelling mechanism comprises four rows of rollers.
Preferably, in the portable multifunctional stretcher, two ends of the baffle are respectively provided with a short rotating rod and a hook, the inner wall of the third rod body is provided with a bar-shaped groove for supporting the third rod body to slide and rotate, and the inner wall is fixedly provided with a positioning rod matched with the hook of the baffle in a rotating state.
Preferably, in the portable multifunctional stretcher, the rotator is a fixable rotator and comprises a fixed sleeve, a rotating part, balls, a blocking plate and a reset spring, wherein the lower end of the reset spring is fixedly connected with the bottom surface of the fixed sleeve, the upper end of the reset spring is fixedly connected with the rotating part provided with the balls, and the blocking plate can prevent the reset spring from resetting when the reset spring is compressed, so that the function of fastening the shutter contraction rope is realized.
Preferably, in the portable multifunctional stretcher, the driving belt is a hard belt.
The beneficial effects of the invention are as follows:
The invention has scientific and reasonable structural design, integrates the advantages of the telescopic stretcher and the folding stretcher, can change the length of multiple sizes, is suitable for elevators with different specifications, does not have any difficulty when entering the elevators, does not need to specially use medical elevators, and solves the problem that a plurality of elevators cannot enter the medical elevators.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the bottom view of the present invention;
FIG. 4 is a schematic diagram of the front view structure of the present invention;
FIG. 5 is a schematic structural view of a boom according to the present invention;
FIG. 6 is a schematic diagram of a partial gear mechanism on a revolute pair according to the present invention;
FIG. 7 is a schematic view of a walking mechanism according to the present invention;
FIG. 8 is a schematic view of a blind slat and its upper components according to the present invention;
FIG. 9 is a second schematic structural view of a blind slat and its upper components according to the present invention;
FIG. 10 is a schematic view showing the internal structure of the rotator according to the present invention
FIG. 11 is a schematic view of the structure of the housing and its internal components in the present invention;
FIG. 12 is a schematic view of a baffle plate according to the present invention;
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-12, the present embodiment is a portable multifunctional stretcher, which includes a main rod 1, a revolute pair 2, a travelling mechanism 3, a telescopic rod 4, a three-wheel 5, a rotator 6, a single wheel 7, a driving belt 8, a shutter 9, a baffle 10, a cover 11, a rotating plate 12, a fixed pulley 13 and a shutter contraction rope 14.
The bracing piece on stretcher both sides is formed by two mobile jib 1 through revolute pair 2 rotation connection respectively, and mobile jib 1 is syllogic structure, by first body of rod 101, second body of rod 102, the third body of rod 103 sliding connection in proper order constitutes, and the inboard of first body of rod 101, second body of rod 102, third body of rod 103 is equipped with a row of tripe fixed tooth 104 of high lifting in proper order. In the first rod body 101, the second rod body 102 and the third rod body 103 of the main rod 1, a ball component for reducing friction force is arranged between the sliding surfaces of two adjacent rod bodies, and an anti-disengaging mechanism is also arranged between the two adjacent rod bodies.
The revolute pair 2 is provided with a first gear 201 and a second gear 202 on two adjacent main rods 1 respectively, and the first gear 201 and the second gear 202 form an incomplete gear mechanism for adjusting the angle between the two main rods 1.
The travelling mechanism 3 comprises a solar cell panel 301, a motor 302, an output shaft 303, a feeding block 304, a connecting rod mechanism and a roller set 308, wherein the solar cell panel 301 is electrically connected with the motor 302 through a controller and an inverter, a threaded part is arranged on the output shaft 303 of the motor 302, a threaded groove matched with the threaded part is formed in the feeding block 304, the feeding block 304 is connected with the roller set through the connecting rod mechanism, the connecting rod mechanism consists of a driving rod 305, a connecting rod 306 and a driven rod 307, and the driving rod 305 and the driven rod 307 are fixed on two sides of the connecting rod 306 through hinging directions. A front stroke control block 309 and a rear stroke control block 310 are fixed to both ends of the output shaft 303 of the running gear 3. The roller set 308 of the running gear comprises four rows of rollers.
The two third rod bodies 103 at one end of the stretcher are respectively connected with three wheels 5 through telescopic rods 4, and a baffle 10 is connected between the two third rod bodies 103. The two ends of the baffle 10 are respectively provided with a short rotating rod 1001 and a hook 1002, the inner wall of the third rod body 103 is provided with a bar-shaped groove for supporting the sliding and rotating of the third rod body, and the inner wall is fixedly provided with a positioning rod matched with the hook 1002 of the baffle 10 in a rotating state.
The lower ends of two third rod bodies 103 positioned at the other end of the stretcher are respectively fixed with a single wheel 7, a cover body 11 is connected between the two third rod bodies 103, and the upper end of at least one third rod body 103 is provided with a rotator 6.
The shutter plate 9 with the driving belt 8 is arranged between the supporting rods on two sides of the stretcher, the rotating plate 12 and the fixed pulleys 13 positioned on two sides of the shutter plate are arranged in the cover body 11, two ends of the middle part of the shutter plate 9 are respectively connected with the two independent or integrated driving belts 8, the rotating plate 12 can enable the driving belts 8 to generate displacement through rotation of the rotating shafts fixedly connected with the rotating plates, then the shutter plate 9 is paved or erected, perforations are symmetrically formed in the shutter plate 9, shutter plate shrinkage ropes 14 penetrate through the perforations on two sides of the shutter plate 9 side by side, one end of each shutter plate shrinkage rope is connected with one end of each shutter plate shrinkage rope, and the other end of each shutter plate shrinkage rope is respectively connected with the rotator 6 through one fixed pulley.
The rotator 6 is a fixable rotator and comprises a fixed sleeve 601, a rotating part 602, balls 603, a blocking plate 604 and a return spring 605, wherein the lower end of the return spring 605 is fixedly connected with the bottom surface of the fixed sleeve 601, the upper end of the return spring 605 is fixedly connected with the rotating part 602 provided with the balls 603, and the blocking plate 604 can prevent the return spring 605 from resetting when the return spring 605 is compressed, so that the function of fastening the shutter contraction rope 145 is realized.
One specific application of this embodiment is: the design of the louver plates 9 is similar to a traditional louver, and the louver plates form a stretcher surface. The driving belt 8 is a hard belt and can be made of cloth materials with certain hardness, and the driving belt 8 can control the rotation of the plate and can also play the purpose of retracting the plate. When the shutter 9 is 90 degrees from the horizontal, the rotator 6 is used for winding the ropes, all the shutter 9 is retracted, and the fixed pulley 13 is used for reducing friction when the shutter contraction ropes 14 are tightened, and meanwhile, the transmission direction of rope force is changed.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. A portable multifunctional stretcher, which is characterized in that: the stretcher comprises a main rod, a revolute pair, a travelling mechanism, a telescopic rod, three wheels, a rotator, a single wheel, a driving belt, a shutter plate, a baffle plate, a cover body, a rotating plate, a fixed pulley and a shutter plate contraction rope;
The support rods at two sides of the stretcher are respectively formed by rotationally connecting two main rods through a revolute pair, the main rods are of a three-section structure and are formed by sequentially and slidably connecting a first rod body, a second rod body and a third rod body, and a row of shutter plate fixing teeth with sequentially raised heights are arranged at the inner sides of the first rod body, the second rod body and the third rod body;
the rotating pair is positioned on two adjacent main rods and is respectively provided with a first gear and a second gear, and the first gear and the second gear form an incomplete gear mechanism for adjusting the angle between the two main rods;
The walking mechanism comprises a solar cell panel, a motor, an output shaft, a feeding block, a connecting rod mechanism and a roller group, wherein the solar cell panel is electrically connected with the motor through a controller and an inverter, a threaded part is arranged on the output shaft of the motor, a threaded groove matched with the threaded part is formed in the feeding block, the feeding block is connected with the roller group through the connecting rod mechanism, and the connecting rod mechanism consists of a driving rod, a connecting rod and a driven rod;
The two third rod bodies positioned at one end of the stretcher are respectively connected with three wheels through telescopic rods, and a baffle is connected between the two third rod bodies; the lower ends of two third rod bodies positioned at the other end of the stretcher are respectively fixed with a single wheel, a cover body is connected between the two third rod bodies, and a rotator is arranged at the upper end of at least one third rod body;
The shutter plate with driving belts is arranged between the supporting rods at two sides of the stretcher, a rotating plate and fixed pulleys positioned at two sides of the rotating plate are arranged in the cover body, two ends of the middle part of the shutter plate are respectively connected with two independent or integrated driving belts, the rotating plate can enable the driving belts to displace through rotation of a rotating shaft fixedly connected with the rotating plate, so that the shutter plate can be paved or erected, perforations are symmetrically formed in the shutter plate, and the shutter plate shrinkage ropes pass through the perforations at two sides of the shutter plate side by side, are connected with one end of each shutter plate, and are connected with the rotator through one fixed pulley;
A ball component for reducing friction force is arranged between the sliding surfaces of two adjacent rod bodies in the first rod body, the second rod body and the third rod body of the main rod; a disengagement preventing mechanism is arranged between two adjacent rod bodies in the first rod body, the second rod body and the third rod body of the main rod;
The rotator is a fixable rotator and comprises a fixed sleeve, a rotating part, balls, a blocking plate and a reset spring, wherein the lower end of the reset spring is fixedly connected with the bottom surface of the fixed sleeve, the upper end of the reset spring is fixedly connected with the rotating part provided with the balls, and the blocking plate can prevent the reset spring from resetting when the reset spring is compressed, so that the function of fastening a shutter plate contraction rope is realized.
2. The portable multifunctional stretcher according to claim 1, characterized in that: and a front stroke control block and a rear stroke control block are respectively fixed at the two ends of the output shaft of the travelling mechanism.
3. The portable multifunctional stretcher according to claim 1, characterized in that: the roller set of the travelling mechanism comprises four rows of rollers.
4. The portable multifunctional stretcher according to claim 1, characterized in that: the two ends of the baffle are respectively provided with a short rotating rod and a hook, the inner wall of the third rod body is provided with a bar-shaped groove for supporting the third rod body to slide and rotate, and the inner wall is fixedly provided with a positioning rod matched with the hook of the baffle in a rotating state.
5. The portable multifunctional stretcher according to claim 1, characterized in that: the driving belt is a hard belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711268955.5A CN107928890B (en) | 2017-12-05 | 2017-12-05 | Portable multifunctional stretcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711268955.5A CN107928890B (en) | 2017-12-05 | 2017-12-05 | Portable multifunctional stretcher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107928890A CN107928890A (en) | 2018-04-20 |
| CN107928890B true CN107928890B (en) | 2024-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711268955.5A Active CN107928890B (en) | 2017-12-05 | 2017-12-05 | Portable multifunctional stretcher |
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| Country | Link |
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| CN (1) | CN107928890B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109745183A (en) * | 2019-03-15 | 2019-05-14 | 浙江理工大学 | A portable folding stretcher |
| CN110664545B (en) * | 2019-09-30 | 2020-12-08 | 卓安照明科技有限公司 | Rescue emergency lamp holder |
| CN110522571B (en) * | 2019-10-11 | 2020-11-13 | 苏州大学附属第一医院 | Nursing medical stretcher |
| CN114557817B (en) * | 2022-02-25 | 2024-05-31 | 南京泰翔机械科技服务有限公司 | Multifunctional first-aid transferring stretcher |
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