CN109745182B

CN109745182B - Special foldable stretcher for emergency internal medicine

Info

Publication number: CN109745182B
Application number: CN201910010460.5A
Authority: CN
Inventors: 李霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-07
Filing date: 2019-01-07
Publication date: 2020-03-27
Anticipated expiration: 2039-01-07
Also published as: CN109745182A

Abstract

The invention discloses a special foldable stretcher for emergency internal medicine in the field of medical instruments, which comprises a contraction device, a rotation fixing device and a folding frame device, wherein the contraction device comprises a first outer sleeve and a second outer sleeve, inner cavities of the first outer sleeve and the second outer sleeve are respectively and rotatably provided with a first shaft rod and a second shaft rod, the outer walls of the first shaft rod and the second shaft rod are respectively and fixedly provided with a clockwork spring, a ratchet wheel and a piece of cloth, the other end of each piece of cloth is respectively and fixedly provided with a pull rod, the inner walls of the first outer sleeve and the second outer sleeve are respectively and rotatably provided with a thorn block, the side wall of each thorn block is sleeved with a clamping jaw, and the outer wall of each clamping jaw is respectively and. The invention not only can make the rolling cloth be contracted in the inner cavity of the outer sleeve, namely, the rolling cloth is prevented from being exposed in the air, the damage and the mess of the support cloth are reduced, the service life of the rolling cloth is prolonged, the occupied space is reduced, the crowding degree of a hospital is reduced, the function that the stretcher has the slope is realized, the stretcher is suitable for the first aid of patients with acute stomach diseases, and the practicability is improved.

Description

Special foldable stretcher for emergency internal medicine

Technical Field

The invention relates to the field of medical instruments, in particular to a special foldable stretcher for emergency internal medicine.

Background

The stretcher is arranged in the ambulance at present, meets the requirements of patients, and is convenient for patients and wounded persons to lie. The stretcher is heavy in weight and is laborious to carry. With the development of economy, climate and environmental changes make more and more people vulnerable. In hospitals, emergency departments are the busiest and crowded places, a large number of patients and emergency patients are sent to the emergency department for diagnosis and treatment every day, so the emergency department needs more stretchers to deal with the emergent emergency patients, and usually the stomach patients need to lie on the stretchers with slopes, the pain of the stomach of the patient can be relieved, and the stomach of the patient can be recovered, while the general stretchers can make the crowded emergency departments more crowded and do not have the function of changing the slopes of the stretchers, so the design of a foldable stretcher is urgently needed, namely the occupied space is reduced, and the stretcher can be opened to serve as the stretcher.

At present, Chinese patent with application number CN201710966094.1 discloses a special foldable stretcher for emergency department, which structurally comprises a telescopic support frame, a binding band, a fixing bolt, a lower connecting sleeve, anti-skidding lines, rubber gloves, an outer connecting plate, a movable sleeve, a positioning bolt, an upper connecting plate, an upper connecting sleeve and support cloth, wherein the telescopic support frame consists of a tightness adjusting rod, an anti-skidding handle, a telescopic support outer rod and a telescopic support inner rod, the top of the tightness adjusting rod is vertically connected with the bottom of the anti-skidding handle, the tightness adjusting rod penetrates through the telescopic support outer rod to be connected to the telescopic support inner rod, the side surface of the telescopic support inner rod is slidably connected with the inner side of the telescopic support outer rod, and the telescopic support outer rod and the telescopic support inner rod are respectively connected to the inside of the rubber gloves.

However, the support cloth is exposed in the air when the stretcher is folded, so that the support cloth is easy to be damaged and dirty, and the stretcher has no function of changing the gradient of the stretcher and is not suitable for emergency treatment of acute stomach patients.

Based on the above, the invention designs a special foldable stretcher for emergency internal medicine, so as to solve the problems.

Disclosure of Invention

The invention aims to provide a special foldable stretcher for emergency internal medicine, which aims to solve the problems that in the background technology, when folded, the supporting cloth is exposed in the air, the supporting cloth is easy to be damaged and dirty, and the stretcher is not suitable for the emergency treatment of patients with stomachs because the slope of the stretcher is not changed.

In order to achieve the purpose, the invention provides the following technical scheme: a special foldable stretcher for emergency internal medicine comprises a contraction device, a rotation fixing device and a folding frame device, wherein the contraction device comprises a first outer sleeve and a second outer sleeve, inner cavities of the first outer sleeve and the second outer sleeve are respectively and rotatably provided with a first shaft rod and a second shaft rod, the outer walls of the first shaft rod and the second shaft rod are respectively and fixedly provided with a clockwork spring, a ratchet wheel and a piece of cloth, the other end of each piece of cloth is fixedly provided with a pull rod, the inner walls of the first outer sleeve and the second outer sleeve are respectively and rotatably provided with a thorn block, the side wall of each piece of thorn block is respectively sleeved with a clamping jaw, the outer wall of each clamping jaw is respectively and fixedly provided with a spring cylinder and a poke rod, the rotation fixing device comprises a movable rod which is rotatably connected with the second outer sleeve, the rod end of the movable rod is fixedly provided with a fixing rod, the outer, the square frame inner wall is evenly fixed and is provided with four groups of special-shaped blocks, the fixed rod activity is between four groups of special-shaped blocks, the folding leg device is including four groups of folding legs, four groups the folding leg rotates respectively and connects in corresponding first outer sleeve, the outer sleeve of second and two sets of pull rods, every group gear groove has all been seted up to the folding leg lateral wall, every group the folding leg lateral wall is all fixed and is provided with a plurality of groups of sliders, every two groups the mutual department of folding leg sets up built-in gear section of thick bamboo, the meshing of built-in gear section of thick bamboo inner wall has the gear dead lever, the arc wall has all been seted up to built-in gear section of thick bamboo both ends lateral wall.

Preferably, the first shaft lever and the second shaft lever are rotatably connected through a universal joint, and the two groups of pull rods are rotatably connected through a hinge device.

Preferably, the folding positions of the two groups of pull rods are provided with a rotating fixing device.

Preferably, the jaws are provided as grooved jaws.

Preferably, the rod end of the poke rod is fixedly provided with a poke block.

Preferably, four groups of the special-shaped blocks are all arranged into semi-sector grooves.

Preferably, each group of the folding frame rod ends are provided with outward wheels.

Preferably, a plurality of groups of the sliding blocks are provided with spheres and rod ends, and the spheres are embedded in the arc-shaped grooves.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, through the mutual matching of the clamping jaw, the spring barrel and the thorn block and the mutual matching of the first shaft lever and the second shaft lever with the clockwork spring respectively, the cloth roll can be retracted in the inner cavity of the outer sleeve, so that the cloth roll is prevented from being exposed in the air, the damage and mess of the support cloth are reduced, the service life of the cloth roll is prolonged, the occupied space is reduced, and the crowding degree of a hospital is reduced; through the mutual matching of the fixing rods and the four groups of quick opposite poles, a certain angle is formed between the first outer sleeve and the second outer sleeve and between the two groups of pull rods, so that the stretcher has the function of gradient, is suitable for the first aid of patients with acute stomach diseases, and improves the practicability; through the mutual cooperation of the fixed gear rod, the gear groove and the built-in gear barrel, the folding frame is contracted and fixed, the occupied space is reduced, the crowding degree is reduced, and the use value is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a main viewing angle structure according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic view of the construction of the retractor of the present invention;

FIG. 4 is an enlarged view of the structure of the present invention at B;

FIG. 5 is a schematic view of the folding stand apparatus of the present invention;

fig. 6 is a schematic cross-sectional structure of the folding leg device of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a first outer sleeve, 2-a second outer sleeve, 3-a first shaft lever, 4-a second shaft lever, 5-a clockwork spring, 6-a ratchet wheel, 7-a rolling cloth, 8-a pull rod, 9-a thorn block, 10-a clamping jaw, 11-a spring barrel, 12-a poking rod, 13-a movable rod, 14-a fixed rod, 15-a square frame, 16-a special-shaped block, 17-a folding frame, 18-a gear groove, 19-a sliding block, 20-an internal gear barrel, 21-a gear fixed rod and 22-a poking block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a special foldable stretcher for emergency internal medicine comprises a contraction device, a rotation fixing device and a folding frame device, wherein the contraction device comprises a first outer sleeve 1 and a second outer sleeve 2, inner cavities of the first outer sleeve 1 and the second outer sleeve 2 are respectively and rotatably provided with a first shaft rod 3 and a second shaft rod 4, the outer walls of the first shaft rod 3 and the second shaft rod 4 are respectively and fixedly provided with a clockwork spring 5, a ratchet wheel 6 and a piece of cloth 7, the other end of each piece of cloth 7 is respectively and fixedly provided with a pull rod 8, the inner walls of the first outer sleeve 2 and the second outer sleeve 3 are respectively and rotatably provided with a thorn block 9, the side wall of each thorn block 9 is respectively sleeved with a clamping jaw 10, the outer wall of each group of clamping jaws 10 is respectively and fixedly provided with a spring cylinder 11 and a poke rod 12, the rotation fixing device comprises a movable rod 13, the movable rod 13 is rotatably connected to the second outer sleeve 2, the end of the movable rod 13, four groups of special-shaped blocks 16 are uniformly and fixedly arranged on the inner wall of the square frame 15, the fixing rods 14 are movably arranged among the four groups of special-shaped blocks 16, the folding frame device comprises four groups of folding frames 17, the four groups of folding frames 17 are respectively and rotatably connected to the corresponding first outer sleeve 1, the second outer sleeve 2 and the two groups of pull rods 8, gear grooves 18 are formed in the side wall of each group of folding frame 17, a plurality of groups of sliding blocks 19 are fixedly arranged on the side wall of each group of folding frame 17, a built-in gear cylinder 20 is arranged at the interaction position of each two groups of folding frames 17, a gear fixing rod 21 is meshed with the inner wall of the built-in gear cylinder 20, arc-shaped grooves are formed in the side walls.

The first shaft lever 3 and the second shaft lever 4 are rotationally connected through a universal joint, and the two groups of pull rods 8 are rotationally connected through a hinge device, so that the first shaft lever 3 and the second shaft lever 4 are coaxially rotationally connected; the folding positions of the two groups of pull rods 8 are provided with a rotating and fixing device; the clamping jaw 10 is a groove type clamping jaw, when the thorn block 9 is embedded in the groove of the clamping jaw 10, the rotation of the thorn block 9 is limited, and at the moment, the ratchet wheel 6 can rotate in any direction; a poking block 22 is fixedly arranged at the rod end of the poking rod 12, so that the poking rod 12 can be poked conveniently; the four groups of special-shaped blocks 16 are all arranged into semi-fan-shaped grooves, so that the fixing rods 14 can be fixed and moved among the four groups of special-shaped blocks 16 conveniently; the end of each group of folding frames 17 is provided with outward wheels, which is convenient for moving the stretcher; the sliding blocks of the plurality of groups are provided with balls and rod ends, the balls are inlaid in the arc-shaped grooves, the folding frame 17 is rotated in the built-in gear barrel, and the folding frame 17 is prevented from being separated from the built-in gear barrel 20.

One specific application of this embodiment is: according to the invention, through the mutual matching of the clamping jaw 10, the spring cylinder 11 and the thorn block 9, when the groove of the clamping jaw 10 clamps the thorn block 9, the thorn block 9 cannot rotate, the thorn block can limit the rotation of the ratchet wheel 6 in any direction at the moment, so that the fixation of the first shaft rod 3 and the second shaft rod 4 is realized, when the poke rod 12 is poked to separate the clamping jaw 10 from the thorn block 9, the thorn block 9 can rotate at the moment, the ratchet wheel 6 can rotate in any direction, and the first shaft rod 3 and the second shaft rod 4 can be rotated; the first shaft lever 3 and the second shaft lever 4 are respectively matched with the clockwork spring 5, so that the cloth roll 7 can be retracted in the inner cavity of the outer sleeve, the cloth roll 7 is prevented from being exposed in the air, the damage and the mess of the cloth roll are reduced, the service life of the cloth roll is prolonged, the occupied space is reduced, and the crowding degree of a hospital is reduced; through the mutual matching of the fixing rods 14 and the four groups of opposite sex blocks 16, a certain angle is formed between the first outer sleeve 1 and the second outer sleeve 2 and between the two groups of pull rods 8, so that the stretcher has the function of gradient, is suitable for the first aid of patients with acute stomach diseases, and improves the practicability; the slide block 19 is matched with the arc-shaped groove to realize the rotary connection of the folding frame 17 and the built-in gear drum 20; through mutually supporting of fixed gear pole 21 and gear groove 18 and built-in gear section of thick bamboo 20, run through gear groove 18 and built-in gear section of thick bamboo 20 when fixed gear pole 21, then fixed two sets of folding legs 17, and then realize the shrink and the fixed of folding leg 17, reduced the occupation of land space, reduce crowded degree, improve use value.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments 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 utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a dedicated collapsible stretcher of emergency internal medicine, includes constriction device, rotates fixing device and folding leg device, its characterized in that: the shrinking device comprises a first outer sleeve (1) and a second outer sleeve (2), a first shaft lever (3) and a second shaft lever (4) are respectively rotatably arranged in the inner cavities of the first outer sleeve (1) and the second outer sleeve (2), a clockwork spring (5), a ratchet wheel (6) and a piece of cloth (7) are respectively fixed on the outer walls of the first shaft lever (3) and the second shaft lever (4), a pull rod (8) is fixedly arranged at the other end of each piece of cloth (7), a thorn block (9) is rotatably arranged on the inner walls of the first outer sleeve (1) and the second outer sleeve (2), a clamping jaw (10) is sleeved on the side wall of each thorn block (9), a spring cylinder (11) and a poking rod (12) are respectively fixedly arranged on the outer wall of each clamping jaw (10), the rotating fixing device comprises a movable rod (13), and the movable rod (13) is rotatably connected to the second outer sleeve (2), the movable rod (13) rod end is fixedly provided with a fixed rod (14), the outer wall of the first outer sleeve (1) is fixedly provided with a square frame (15), the inner wall of the square frame (15) is uniformly and fixedly provided with four groups of special-shaped blocks (16), the fixed rod (14) moves between the four groups of special-shaped blocks (16), the folding frame device comprises four groups of folding frames (17), the four groups of folding frames (17) are respectively and rotatably connected to the corresponding first outer sleeve (1), the second outer sleeve (2) and two groups of pull rods (8), each group of folding frames (17) is provided with gear grooves (18), each group of folding frames (17) is provided with a plurality of groups of sliding blocks (19), each two groups of folding frames (17) are provided with a built-in gear cylinder (20) at the interaction position, and a gear fixing rod (21) is meshed with the inner wall of the built-in gear cylinder (20, arc-shaped grooves are formed in the side walls of the two ends of the built-in gear cylinder (20), and the sliding blocks (19) of a plurality of groups slide in the inner cavities of the arc-shaped grooves.

2. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: the first shaft lever (3) and the second shaft lever (4) are rotatably connected through a universal joint, and the two groups of pull rods (8) are rotatably connected through a hinge device.

3. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: the folding positions of the two groups of pull rods (8) are provided with rotating and fixing devices.

4. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: the clamping jaw (10) is a groove-shaped clamping jaw.

5. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: the rod end of the poke rod (12) is fixedly provided with a poke block (22).

6. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: the four groups of the special-shaped blocks (16) are all arranged into semi-fan-shaped grooves.

7. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: each group of the folding frame (17) rod ends are provided with outward wheels.

8. The emergency internal medicine dedicated foldable stretcher according to claim 1, wherein: the sliding blocks (19) are all provided with balls and rod ends, and the balls are embedded in the arc-shaped grooves.