CN219439746U - Stretcher chair for first aid and downstairs before hospital - Google Patents

Abstract

The utility model discloses a pre-hospital first-aid downstairs stretcher chair, which comprises a main body frame, wherein the lower end of the main body frame is rotationally connected with a front wheel, the side surface of the main body frame is respectively and fixedly connected with a pedal and a downstairs floor, the middle position of the main body frame is rotationally connected with a supporting frame, one end of a cushion, which is far away from the supporting frame, is arranged on the inner side of the main body frame, the inner side of the supporting frame is rotationally connected with supporting legs, the lower end of each supporting leg is fixedly connected with a supporting plate, the lower end of each supporting plate is provided with a universal wheel, and the side surface of each supporting leg is rotationally connected with a hydraulic rod. Through setting up the hydraulic stem, utilize the hydraulic stem shrink rotation to can accomodate the universal wheel to the inboard of going down the floor, utilize to go down floor and stair step contact, can realize the operation of going down the building, utilize the rubber slab to produce elastic deformation, can cushion the vibrations that produce when going down the building, utilize the wave board simultaneously, frictional force between stretcher chair and the step when can increase down the building, thereby effectively avoided the speed of going down the building to cross the piece, the condition of easy initiation incident.

Description

Stretcher chair for first aid and downstairs before hospital

Technical Field

The utility model relates to the technical field of stretcher chairs, in particular to a pre-hospital first-aid downstairs stretcher chair.

Background

Along with the development of the modern pre-hospital emergency technology, the requirements on convenience and efficiency of the pre-hospital emergency downstairs stretcher are continuously improved, the requirements on improving the use efficiency, reducing the production cost and having high efficiency and long service life are also improved, and the development of the pre-hospital emergency downstairs stretcher must be adapted to the requirements on the development of the modern pre-hospital emergency technology.

CN210542104U is found through retrieving, a stretcher chair of going downstairs of pre-hospital first aid, including first screw thread post, fixed plate and gyro wheel, the fixed column is installed to the bottom of first screw thread post, and the bottom of fixed column is connected with the universal wheel to the brake block is installed at the top of universal wheel, the bottom plate is installed at the top of first screw thread post, and the front inside of bottom plate is provided with the pivot, the fixed plate is installed in the avris of pivot, and the surface of pivot is provided with the hand wheel. The utility model is provided with the fixed plate, the fixed plate is arranged on the side of the rotating shaft, the rotating structure is formed by the rotating shaft and the bottom plate by the fixed plate, when the device needs to be folded and placed, a user can tightly attach and fix the bottom plate of the pre-hospital first-aid downstairs stretcher chair and the second support rod through the action of the fixed plate, so that the phenomenon that the pre-hospital first-aid downstairs stretcher chair is scattered and falls down due to the fact that no fixed mechanism is arranged when the pre-hospital first-aid downstairs stretcher chair is folded is avoided.

There are some problems and disadvantages in use: the whole stretcher chair structure is not simple enough, which is not beneficial to controlling the manufacturing cost; and when going downstairs, the change of the height difference is unfavorable for controlling the downstairs speed of the downstairs stretcher chair, and if the downstairs speed is excessive, safety accidents are easily caused.

Disclosure of Invention

The utility model aims to provide a pre-hospital first-aid downstairs stretcher chair for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stretcher chair for first aid downstairs before hospital, includes the main part frame, the lower extreme of main part frame rotates and is connected with the front wheel, and the side of main part frame is fixedly connected with running-board and lower floor respectively, and the middle part position of main part frame rotates and is connected with the support frame, and the inboard of support frame is provided with the cushion, and the one end that the support frame was kept away from to the cushion sets up in the inboard of main part frame, and the inboard of support frame rotates and is connected with the supporting leg, the lower extreme fixedly connected with backup pad of supporting leg, and the lower extreme of backup pad is provided with the universal wheel, and the side of supporting leg rotates and is connected with the hydraulic stem, and the one end that the supporting leg was kept away from to the hydraulic stem rotates and is connected in the inboard of main part frame.

Preferably, the rear side of the main body frame is fixedly connected with a pushing handle, and the surface of the pushing handle is sleeved with a rubber sleeve.

Preferably, the cushion is breathable flexible fabric, the upper end of the cushion is fixedly sewn at the upper end of the main body frame, and the lower end of the cushion is fixedly sewn at the left end of the supporting frame.

Preferably, the left side of the main body frame is fixedly connected with an armrest.

Preferably, the lower floor slab comprises a first fixing plate, a second fixing plate, a rubber plate and a wave plate, wherein a plurality of through holes are formed in the surface of the rubber plate, the rubber plate is arranged between the first fixing plate and the second fixing plate and is fixedly bonded with the first fixing plate and the second fixing plate, the wave plate is arranged on the lower surface of the second fixing plate, and the wave plate and the second fixing plate are of an integrated structure.

Preferably, the hydraulic rod is specifically a gas spring.

Advantageous effects

The utility model provides a pre-hospital first-aid downstairs stretcher chair, which has the following beneficial effects:

1. this stretcher chair of going downstairs of first aid before hospital utilizes the hydraulic stem shrink to rotate through setting up the hydraulic stem, can make the supporting leg rotate, thereby can accomodate the universal wheel to the inboard of going downstairs, utilize downstairs and stair step contact, can realize downstairs operation, utilize the rubber slab to produce elastic deformation, can cushion the vibrations that produce when downstairs, utilize the wave board simultaneously, can increase the frictional force between stretcher chair and the step when downstairs, thereby effectively avoided downstairs speed to cross the piece, the condition of incident is triggered easily.

2. The pre-hospital first-aid downstairs stretcher chair can be convenient for a patient to place feet by arranging the foot pedals, and can be convenient for the patient to place hands by arranging the armrests, so that the comfort level of the patient is improved; and the stretcher chair has simple integral structure, is beneficial to controlling the cost for production, and provides convenience for large-scale popularization.

Drawings

FIG. 1 is a schematic view of a flat ground running structure of the present utility model;

FIG. 2 is a schematic view of the structure of the utility model when going downstairs;

fig. 3 is a schematic cross-sectional view of a lower floor slab according to the present utility model.

In the figure: 1. a main body frame; 2. a front wheel; 3. a foot pedal; 4. a floor slab is arranged; 5. a support frame; 6. a cushion; 7. support legs; 8. a support plate; 9. a universal wheel; 10. a hydraulic rod; 11. a pushing handle; 12. a rubber sleeve; 13. an armrest; 14. a first fixing plate; 15. a second fixing plate; 16. a rubber plate; 17. wave plate.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a stretcher chair for going downstairs of pre-hospital first aid, including main part frame 1, the lower extreme rotation of main part frame 1 is connected with front wheel 2, the side of main part frame 1 is fixedly connected with running-board 3 and lower floor 4 respectively, the middle part position rotation of main part frame 1 is connected with support frame 5, the lower extreme fixed connection of support frame 5 is at the surface of lower floor 4, the inboard of support frame 5 is provided with cushion 6, the one end that support frame 5 was kept away from to cushion 6 sets up the inboard at main part frame 1, the inboard rotation of support frame 5 is connected with supporting leg 7, the lower extreme fixedly connected with backup pad 8 of supporting leg 7, the lower extreme of backup pad 8 is provided with universal wheel 9, the side rotation of supporting leg 7 is connected with hydraulic stem 10, hydraulic stem 10 is the air spring specifically, the one end that supporting leg 7 was kept away from to hydraulic stem 10 is rotated and is connected at the inboard of main part frame 1.

By providing the hydraulic lever 10, the supporting leg 7 can be rotated by the contraction rotation of the hydraulic lever 10, so that the universal wheel 9 can be stored inside the lower floor 4.

The push handle 11 is fixedly connected to the rear side of the main body frame 1, the rubber sleeve 12 is sleeved on the surface of the push handle 11, and the push handle 11 and the rubber sleeve 12 are arranged, so that a worker can conveniently push the stretcher chair.

The cushion 6 is breathable flexible fabric, the upper end of the cushion 6 is fixedly sewn at the upper end of the main body frame 1, and the lower end of the cushion 6 is fixedly sewn at the left end of the supporting frame 5.

The left side fixedly connected with handrail 13 of main part frame 1 through setting up running-board 3, can make things convenient for the patient to place the foot, through setting up handrail 13, can make things convenient for the patient to place the hand to promoted patient's comfort level.

The lower floor slab 4 comprises a first fixing plate 14, a second fixing plate 15, a rubber plate 16 and a wave plate 17, wherein a plurality of through holes are formed in the surface of the rubber plate 16, the rubber plate 16 is arranged between the first fixing plate 14 and the second fixing plate 15 and is fixedly adhered to the first fixing plate 14 and the second fixing plate 15, the wave plate 17 is arranged on the lower surface of the second fixing plate 15, and the wave plate 17 and the second fixing plate 15 are of an integrated structure.

By utilizing the contact of the downstairs floor 4 and the stair steps, downstairs operation can be realized, the rubber plate 16 is utilized to generate elastic deformation, vibration generated during downstairs can be buffered, and meanwhile, the friction force between the stretcher chair and the steps during downstairs can be increased by utilizing the wave plate 17, so that the condition that the downstairs speed is excessive and safety accidents are easily caused is effectively avoided.

The stretcher chair has simple integral structure, is beneficial to controlling the cost for production, and provides convenience for large-scale popularization.

Working principle: when the pre-hospital first-aid downstairs stretcher chair is used, if the stretcher chair moves on the flat ground, the stretcher chair can be moved by only using the front wheels 2 and the universal wheels 9 to contact with the ground and then holding the rubber sleeve 12 and pushing the push handle 11; if the stretcher chair needs to go downstairs, the main body frame 1 can be lifted, the foot pedals 3 are flush with the ground, when the stretcher chair is supported by the foot pedals 3, the hydraulic rods 10 can be contracted, the supporting legs 7 drive the universal wheels 9 to rotate to the inner side of the downstairs 4, and then the downstairs operation can be realized by utilizing the downstairs 4 to contact and slide with the steps.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. The utility model provides a pre-hospital first aid stretcher chair of going downstairs, includes main part frame (1), its characterized in that: the utility model discloses a bicycle, including main part frame (1), lower extreme rotation of main part frame (1) is connected with front wheel (2), the side of main part frame (1) is fixedly connected with running-board (3) and lower floor (4) respectively, the middle part position rotation of main part frame (1) is connected with support frame (5), the inboard of support frame (5) is provided with cushion (6), the one end that support frame (5) was kept away from to cushion (6) sets up the inboard at main part frame (1), the inboard rotation of support frame (5) is connected with supporting leg (7), the lower extreme fixedly connected with backup pad (8) of supporting leg (7), the lower extreme of backup pad (8) is provided with universal wheel (9), the side rotation of supporting leg (7) is connected with hydraulic stem (10), the one end rotation that supporting leg (7) was kept away from to hydraulic stem (10) is connected the inboard at main part frame (1).

2. A pre-hospital emergency downstairs stretcher according to claim 1, characterized in that: the rear side of the main body frame (1) is fixedly connected with a pushing handle (11), and a rubber sleeve (12) is sleeved on the surface of the pushing handle (11).

3. A pre-hospital emergency downstairs stretcher according to claim 1, characterized in that: the cushion (6) is breathable flexible fabric, the upper end of the cushion (6) is fixedly sewn at the upper end of the main body frame (1), and the lower end of the cushion (6) is fixedly sewn at the left end of the supporting frame (5).

4. A pre-hospital emergency downstairs stretcher according to claim 1, characterized in that: the left side of the main body frame (1) is fixedly connected with an armrest (13).

5. A pre-hospital emergency downstairs stretcher according to claim 1, characterized in that: lower floor (4) are including first fixed plate (14), second fixed plate (15), rubber slab (16) and wave board (17), and a plurality of through-holes have been seted up on the surface of rubber slab (16), and rubber slab (16) set up between first fixed plate (14) and second fixed plate (15) to bond fixedly with first fixed plate (14) and second fixed plate (15), wave board (17) set up the lower surface at second fixed plate (15), and wave board (17) and second fixed plate (15) are integrated into one piece structure.

6. A pre-hospital emergency downstairs stretcher according to claim 1, characterized in that: the hydraulic rod (10) is specifically a gas spring.