CN223831311U - An emergency transport stretcher - Google Patents

Abstract

This utility model discloses an emergency transport stretcher, comprising a frame made of lightweight, high-strength material, which provides sufficient structural support and stability. A support base is laid on top of the frame, and a sliding adjustment base is slidably mounted at the end of the support base, which works in conjunction with the support base. A support plate is provided on one side of the frame; when the sliding adjustment base slides outward, the support plate extends outward to provide additional support to the sliding adjustment base. Support legs are mounted at the bottom of the support plate, and these legs can extend outward and contact the ground, providing additional stability to the sliding adjustment base. This solution provides effective body positioning and posture adjustment functions, and enhances the overall flexibility and ease of operation of the equipment, thereby significantly improving patient comfort and safety during transport, while also increasing the work efficiency of medical staff.

Description

Emergency call transportation stretcher

Technical Field

The utility model belongs to the technical field of stretchers, and particularly relates to an emergency transport stretcher.

Background

In the current emergency medical environment, patient transport is a key element to ensure therapeutic efficacy and safety. However, conventional emergency transport stretchers have significant limitations, mainly manifested in the lack of an effective posture binding mechanism. This makes it difficult to ensure patient safety during lifting, especially in uneven terrain or emergency situations, increasing the risk of accidental slipping or injury. In addition, the existing stretcher has limited ability in adjusting the lifting posture of the patient, and the posture of the patient cannot be flexibly adjusted according to the specific requirements of the patient, such as maintaining the specific posture to relieve pain or promote blood circulation, so that the patient may bear additional physical burden or psychological stress due to discomfort.

In addition, the design of conventional stretchers is often cumbersome and poorly flexible, which not only limits their ease of operation in confined spaces, but also presents inconvenient mobility and adjustability when rapid patient transfer is required, greatly reducing rescue efficiency.

This scheme provides effectual position constraint, gesture regulatory function to strengthened the whole flexibility and the convenient operability of equipment, thereby showing the comfort level and the security that have promoted the patient in the transportation process, also improved medical personnel's work efficiency simultaneously.

Disclosure of utility model

The utility model aims to provide an emergency transport stretcher, which solves the problems that the traditional stretcher provided in the background art lacks an effective position constraint and posture adjustment function and has poor operation flexibility, and then the technical problems of increased safety risk, aggravated uncomfortable feeling and reduced rescue efficiency of patients in the transport process are easily caused.

The emergency treatment transferring stretcher comprises a frame made of light high-strength materials, wherein the frame provides sufficient structural support and stability, a bearing base is paved above the frame, the end part of the bearing base is slidably provided with a sliding base, and the sliding base is matched with the bearing base for use;

The sliding adjusting base is provided with a frame, wherein one side of the frame is provided with a supporting bedplate, and when the sliding adjusting base slides outwards, the supporting bedplate can extend outwards to provide additional support for the sliding adjusting base;

Meanwhile, an adjustable shrinkage assembly is arranged above the bearing base in a movable bonding mode, and the adjustable shrinkage assembly is arranged on a flexible supporting surface on the sliding base and used for supporting a patient.

Preferably, the frame is provided with two side guardrails along the left-right symmetry of axis, and wherein, side guardrail damping rotation cover is located the surface of frame, the tip of frame is installed two side guardrails along the axis front-back symmetry.

Preferably, the bottom of the frame is symmetrically provided with two supporting wheel bodies along the central axis left and right, and one side of the supporting wheel bodies is provided with an adjusting wheel body;

Meanwhile, one end of the supporting wheel body, which is far away from the adjusting wheel body, is movably provided with a telescopic piece through a rotating shaft, and the right side of the bottom of the frame is fixedly provided with a fixed wheel body, wherein the fixed wheel body is matched with the two groups of adjusting wheel bodies.

Preferably, a plurality of rollers are embedded and installed at the end part of the bearing base, and a mounting groove matched with the rollers is formed in the surface of the bearing base.

Preferably, the end part of the bearing base is provided with sliding grooves along the front and back symmetry of the central axis, the inner cavity of the sliding grooves is provided with sliding plates in a sliding manner, and the end part of the sliding plates is connected with the bottom of the sliding base.

Preferably, one end of the supporting bedplate, which is opposite to the supporting foot rest, is connected with a fixed shaft lever, and the right end of the fixed shaft lever is provided with two contraction slide bars along the front and back symmetry of the axis.

Preferably, the adjustable shrinkage assembly comprises a flexible pad and an air pump set as a power source;

The flexible cushion is characterized in that a contraction air bag is connected above the flexible cushion in a woven mode, an extension air bag is connected to the right side of the bottom of the contraction air bag, the inner cavities of the contraction air bag and the extension air bag are mutually communicated through a pipeline, and the input end of the contraction air bag is communicated with an air inlet pipe.

Preferably, an upper position limiting part is installed on the right side of the end part of the flexible pad, and a lower position limiting part is installed on the left side of the end part of the flexible pad, and the upper position limiting part and the lower position limiting part are matched for use and are used for binding the position of a patient.

Preferably, the flexible pad is connected with a plurality of fixing belts along the front and back symmetry of the central axis, and the fixing belts and the shrinkage air bags are connected in a knitting way, wherein the surfaces of the fixing belts and the surfaces of the frames are jointly provided with a magic tape group I.

Preferably, the flexible pad is connected with two drawstring pieces in bilateral symmetry along the central axis, the other end of the drawstring piece is provided with a draw rod in a penetrating way, and the surface of the drawstring piece and the left end and the right end of the frame are provided with a magic tape group II together.

The emergency transport stretcher has the following advantages:

the emergency transfer stretcher is provided with side guardrails and side guardrails to ensure the safety of patients during the transfer process. The bottom of the frame is provided with a supporting wheel body, an adjusting wheel body and a fixed wheel body, and the positions of the wheel bodies are adjusted through telescopic pieces, so that the function of raising or lowering the height of the frame is realized. The sliding base is arranged on the bearing base, and the sliding base can be smoothly moved by the roller, so that a patient can be conveniently transferred from the stretcher to the sickbed.

When the adjustable shrinkage assembly is used, the state of the shrinkage air bag and the expansion air bag is changed through inflation, the posture of a patient is adjusted, and the upper posture limiting piece and the lower posture limiting piece are used for posture constraint. In addition, when patient need to be lifted and transported alone, the calling type shrink assembly can be quickly taken down through the pull belt piece and the pull rod, and the patient is lifted and transported in a narrow space. The whole system is designed to improve the safety, comfort and convenience of patient transport.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related 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 whole structure of the present utility model;

FIG. 2 is a schematic diagram of the whole structure of the present utility model;

FIG. 3 is a schematic view of the overall explosive structure of the present utility model;

FIG. 4 is a schematic bottom view of a bearing base structure according to the present utility model;

FIG. 5 is a schematic view showing the development of the structure of the bearing base and the sliding base of the present utility model;

FIG. 6 is a schematic front view of a frame structure of the present utility model;

FIG. 7 is a schematic view of the bottom of the frame structure of the present utility model;

FIG. 8 is an exploded view of the frame, carrying base and sliding adjusting base and the retractable sliding bar of the present utility model.

The figure shows that 100, a frame, 101, side guardrails, 102, a side guardrail, 110, a supporting wheel body, 120, an adjusting wheel body, 130, a telescopic piece, 140, a fixed wheel body, 200, a bearing base, 210, a sliding adjustment base, 220, a roller, 230, a sliding groove, 231, a sliding plate, 300, a shrinkage slide bar, 310, a fixed shaft lever, 320, a supporting foot rest, 330, a supporting platen, 400, a flexible pad, 410, a shrinkage air bag, 420, an extension air bag, 421, an air inlet pipe, 430, a fixed belt, 431, a first magic tape set, 440, an upper body position limiting piece, 450, a lower body position limiting piece, 460, an air pump set, 500, a drawstring piece, 510, a pull rod, 520 and a second magic tape set.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or in communication, directly connected, or indirectly connected through an intermediary, or may be in communication with one another or an interaction relationship between two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

For a better understanding of the objects, structures and functions of the present utility model, an emergency transport stretcher is described in further detail below with reference to the accompanying drawings.

As shown in fig. 1 to 8, the emergency treatment transferring stretcher of the present utility model comprises a frame 100 made of a lightweight high-strength material, wherein the frame 100 provides sufficient structural support and stability to ensure the safety and comfort of carrying a patient, two side guards 101 are symmetrically arranged on the frame 100 along a central axis, the side guards 101 are in damping rotation sleeved on the surface of the frame 100, two side guards 102 are symmetrically arranged on the end of the frame 100 along the axis front and back, and the patient on the end of the frame 100 can be protected and limited by the side guards 101 and the side guards 102;

As a further optimization of the scheme, the joint of the side guard rail 101 and the frame 100 can be movably connected through the coil spring, in the initial state, the side guard rail 101 is in a vertical state, when the side guard rail 101 is rotated, the coil spring which is installed on the surface of the side guard rail automatically stores force, and when the side guard rail 101 is loosened, the side guard rail 101 is affected by the coil spring and automatically resets.

As shown in fig. 6 and 7, two support wheels 110 are symmetrically arranged at the bottom of the frame 100 along the central axis, and the support wheels 110 can assist in supporting the frame 100, wherein the support wheels 110 are movably connected with the frame 100 through a rotating shaft, one side of the support wheels 110 is provided with an adjusting wheel 120, and the end part of the adjusting wheel 120 is movably connected with the frame 100 through the rotating shaft;

Meanwhile, one end of the supporting wheel body 110 far away from the adjusting wheel body 120 is movably provided with a telescopic piece 130 through a rotating shaft, wherein the end part of the telescopic piece 130 is movably connected with the bottom of the frame 100 through the rotating shaft, the telescopic piece 130 is preferably a hydraulic cylinder or an electric telescopic rod and other devices, when the telescopic piece 130 works, the positions of the supporting wheel body 110 and the adjusting wheel body 120 can be automatically adjusted, the right side of the bottom of the frame 100 is fixedly provided with a fixed wheel body 140, and the fixed wheel body 140 and the two groups of adjusting wheel bodies 120 are matched for use.

Further, the adjusting wheel body 120, the fixed wheel body 140 and the supporting wheel body 110 are formed by matching fixed rods and braking casters, the fixed rods on the adjusting wheel body 120 and the supporting wheel body 110 are in movable contact with the frame 100, and the fixed rods on the fixed wheel body 140 are in a fixed installation mode with the frame 100;

wherein, the opposite ends of the mutually matched fixed rod and the braking castor are fixedly connected;

Finally, when the output end of the telescopic member 130 extends outwards, the supporting wheel body 110 can be pushed to be unfolded outwards to be contacted with the ground, the frame 100 is supported by two groups of supporting wheel bodies 110 contacting with the ground, the height of the frame 100 is assisted to be raised, and meanwhile, when the supporting wheel body 110 contacts with the ground, the wheel body 120 is adjusted to be retracted inwards;

Conversely, when the output end of the telescopic member 130 extends back inwards, the supporting wheel body 110 is driven to rotate clockwise by taking the movable connecting end of the frame 100 as the center, the supporting wheel body 110 is driven to incline and fold, meanwhile, the adjusting wheel body 120 is outwards unfolded to be in contact with the ground, and when the adjusting wheel body 120 is outwards unfolded to a final state, the bottom end of the adjusting wheel body 120 is in a flush state with the bottom end of the fixed wheel body 140, so that the adjusting wheel body 120 is matched with the fixed wheel body 140 to support the frame 100, and the height between the frame 100 and the ground is reduced.

A carrying base 200 is laid above the frame 100, a sliding base 210 is slidably arranged at the end part of the carrying base 200, the sliding base 210 is matched with the carrying base 200, and the sliding base 210 can slidably adjust the position on the carrying base 200, so that when a patient is sent to a hospital or other beds, the sliding base 210 can be pushed out through sliding operation, and the patient can be assisted to be transferred to a target bed without manual lifting;

The end part of the bearing base 200 is embedded with a plurality of rollers 220, the surface of the bearing base 200 is provided with a mounting groove matched with the rollers 220, wherein the rollers 220 are movably arranged in the mounting groove, and the shaft ends of the rollers 220 are movably connected with the side walls of the mounting groove through bearings;

Specifically, as shown in fig. 8, the end protrusion of the drum 220 extends out of the inner cavity of the installation groove;

The rollers 220 are multiple and symmetrically distributed at the ends of the bearing base 200, so that when the position of the sliding base 210 relative to the bearing base 200 is adjusted, the sliding base 210 is only required to be pulled to move outwards, and the sliding base 210 can be rapidly pushed to move under the action of the rollers 220.

In order to increase the stability of the sliding adjustment base 210 when sliding on the bearing base 200, the end of the bearing base 200 is symmetrically provided with sliding grooves 230 along the central axis, the inner cavity of the sliding grooves 230 is slidably provided with sliding plates 231, and the end of the sliding plates 231 is connected with the bottom of the sliding adjustment base 210, so that when the sliding adjustment base 210 slides, the sliding plates 231 move in the sliding grooves 230 along with the sliding plates, thereby increasing the stability of the sliding adjustment base 210, and limiting the sliding adjustment base 210 so that the sliding adjustment base 210 can only linearly move left and right, and the sliding adjustment base 210 is prevented from moving back and forth or shifting on the bearing base 200.

In order to increase the stability of the sliding adjustment base 210 during sliding, a support platen 330 is disposed at one side of the frame 100, and when the sliding adjustment base 210 slides out, the support platen 330 can extend outwards to provide additional support for the sliding adjustment base 210, and a support foot stand 320 is mounted at the bottom of the support platen 330, and the support foot stand 320 can be unfolded outwards and contacted with the ground when the support platen 330 slides outwards to provide additional stability for the sliding adjustment base 210;

The supporting platen 330 and the supporting foot stand 320 are matched to assist in supporting the moving end of the sliding adjustment base 210, so that stability of the sliding adjustment base 210 during moving is improved.

The opposite ends of the support platen 330 and the support foot rest 320 are connected with a fixed shaft lever 310, as shown in fig. 7, and the right end of the fixed shaft lever 310 is symmetrically provided with two contraction slide bars 300 along the axis front and back;

Specifically, a groove cavity for sliding installation of the shrinkage slide bar 300 is formed at the end part of the frame 100, and the shaft end of the shrinkage slide bar 300 extends into the groove cavity of the frame 100 and is in sliding contact with the inner wall of the groove cavity;

In practical application, when the sliding base 210 is stretched outwards, the fixing shaft rod 310 can be driven to drive the supporting platen 330 and the supporting foot frame 320 to slide outwards by pulling the shrinkage sliding rod 300, and when the supporting foot frame 320 is rotated to a vertical state, the sliding base 210 can be supported;

further, the supporting foot stand 320 and the supporting wheel body 110 have the same structure and are also formed by matching a fixed rod and a braking castor, and the end part of the fixed rod on the supporting foot stand 320 is rotatably sleeved on the outer surface of the fixed shaft rod 310;

In a specific implementation, as shown in fig. 8, a limiting disc is fixedly sleeved on the surface shaft end of the fixed shaft 310, limiting holes are formed in the limiting disc and the end parts of the supporting foot rest 320, limiting rods are inserted into the limiting holes in the fixed shaft 310 and the supporting foot rest 320, and the supporting foot rest 320 is locked, so that the supporting foot rest 320 is prevented from rotating randomly.

Meanwhile, an adjustable shrinkage component is arranged above the bearing base 200 in a movable bonding manner, and the adjustable shrinkage component is arranged on a flexible supporting surface on the sliding adjustment base 210 and is used for supporting a patient;

as shown in fig. 1 to 4, the adjustable shrinkage assembly includes a flexible pad 400 and an air pump set 460 as a power source, wherein the flexible pad 400 is made of a soft and easy-to-clean material, wherein the flexible pad 400 is laid on an end of the sliding adjustment base 210, specifically, one end of the flexible pad 400 opposite to the sliding adjustment base 210 is connected through a fastening tape, wherein the fastening tape at the bottom of the flexible pad 400 is round wool, the fastening tape on the sliding adjustment base 210 is relatively hard barbed wool, and when in use, the flexible pad 400 can be mounted on the sliding adjustment base 210 by contacting the fastening tapes which are mutually matched;

meanwhile, 600 is installed in the frame 100 through a bracket and communicates with the air inlet pipe 421 using a pipe line;

The upper side of the flexible cushion 400 is connected with a shrinkage air bag 410 in a weaving way, and the right side of the bottom of the shrinkage air bag 410 is connected with an extension air bag 420, wherein the shrinkage air bag 410 and the extension air bag 420 are mutually communicated with each other through a pipeline, the input end of the shrinkage air bag 410 is communicated with an air inlet pipe 421, and the surface of the air inlet pipe 421 is provided with a valve for controlling the on-off of the pipeline in the air inlet pipe 421;

Therefore, when the air pump unit 460 is operated, the air pump unit can be pressurized and sucked to pump air into the contraction air bag 410 and the expansion air bag 420, thereby improving the comfort thereof, and when the air inlet pipe 421 is inflated, the lying state can be changed to the sitting and lying state, and the posture of the patient can be changed.

An upper position limiter 440 is installed on the right side of the end part of the flexible pad 400, a lower position limiter 450 is installed on the left side of the end part of the flexible pad 400, and the upper position limiter 440 and the lower position limiter 450 are matched for use and are used for binding the position of a patient, so that the stability of the patient during transportation and lifting is improved;

As an alternative implementation manner, the upper body position limiter 440 and the lower body position limiter 450 are both communicated with the shrinkage air bag 410, so that when the air pump group 460 is utilized for inflation, the lower body position limiter 450 can be inflated to bind the body position of the user;

As another implementation manner of the upper body position limiter 440 and the lower body position limiter 450, the upper body position limiter 440 and the lower body position limiter 450 are made of sponge materials, and the bottoms of the upper body position limiter 440 and the lower body position limiter 450 are mounted on the surface of the shrinkage air bag 410 through magic tapes, so that the upper body position limiter 440 and the lower body position limiter 450 can be adhered to the surface of the shrinkage air bag 410 to bind the body position of a patient when the device is used, and the upper body position limiter 440 and the lower body position limiter 450 can be removed when the device is not used.

The flexible pad 400 is symmetrically connected with a plurality of fixing belts 430 along the central axis front and back, the fixing belts 430 and the contraction air bags 410 are in knitting connection, a first magic tape group 431 is jointly arranged on the surface of the fixing belts 430 and the surface of the frame 100, the first magic tape group 431 is formed by matching a suede surface and a needling surface, the suede surface is connected with the surface of the fixing belts 430 on the first magic tape group 431, the first magic tape group 431 of the needling surface is arranged on the surface of the frame 100, and the adjustable contraction assembly can be arranged at the end part of the sliding adjustment base 210 in an auxiliary manner by winding the fixing belts 430 on the frame 100 and connecting the fixing belts with the first magic tape group 431;

After the adjustable retraction assembly is separated from the retraction airbag 410, the user can be directly transported and lifted by the adjustable retraction assembly, the patient can be transported under a narrower environment by the adjustable retraction assembly, and at this time, when the user is lifted by the adjustable retraction assembly, the front and rear fixing straps 430 can be tied together, so that the user is prevented from separating from the adjustable retraction assembly.

In order to increase the lifting convenience when the adjustable shrinkage assembly is used independently, the flexible pad 400 is symmetrically connected with two pull belt members 500 along the central axis left and right, and the other end of the pull belt member 500 is provided with a pull rod 510 in a penetrating way, wherein the surface of the pull rod 510 is sleeved with an anti-slip rubber sleeve for a user to hold the anti-slip rubber sleeve to increase the anti-slip property connected with the pull rod 510, the surface of the pull belt member 500 and the left and right ends of the frame 100 are jointly provided with a second magic tape group 520, and the second magic tape group 520 and the first magic tape group 431 are made of the same material, so that the adjustable shrinkage assembly can be arranged on the sliding adjustment base 210 through the pull belt member 500 in an auxiliary way by utilizing the second magic tape group 520, and when the adjustable shrinkage assembly is removed, the pull belt member 500 can be pulled by holding the pull rod 510 to drive the adjustable shrinkage assembly to lift;

Therefore, when the adjustable shrinkage assembly is taken down alone, the patient in a smaller environment can be lifted and transported, and after the adjustable shrinkage assembly is installed on the sliding adjustment base 210, the adjustable shrinkage assembly can be used in an open area, the patient can be lifted and transported, and when the patient is transferred to a bed after the lifting and transporting, the patient can be assisted to be transferred to a target bed by sliding the sliding adjustment base 210 on the bearing base 200 to be close to one side of an adjacent sickbed without manually lifting.

An emergency transfer stretcher works in principle that the frame 100 is provided with side guards 101 and side guards 102 to ensure the safety of the patient during transfer. The bottom of the frame 100 is provided with a supporting wheel body 110, an adjusting wheel body 120 and a fixed wheel body 140, and the positions of the wheel bodies are adjusted through a telescopic member 130, so that the function of raising or lowering the height of the frame 100 is realized. The sliding base 210 is arranged on the bearing base 200, and the sliding base 210 can be smoothly moved by the roller 220, so that a patient can be conveniently transferred from the stretcher to the sickbed.

In use, the adjustable retraction assembly changes the state of the retraction bladder 410 and extension bladder 420 by inflation, adjusts the posture of the patient, and uses the upper posture limiter 440 and the lower posture limiter 450 to perform posture restraint. In addition, when it is desired to lift and transport the patient individually, the collapsible retraction assembly can be quickly removed by pulling on the strap 500 and pulling on the rod 510 to lift and transport the patient in a confined space. The whole system is designed to improve the safety, comfort and convenience of patient transport.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (10)

1. The emergency treatment transferring stretcher is characterized by comprising a frame (100) made of a light high-strength material, wherein the frame (100) provides enough structural support and stability, a bearing base (200) is paved above the frame (100), a sliding base (210) is slidably arranged at the end part of the bearing base (200), and the sliding base (210) is matched with the bearing base (200);

the sliding adjustment base (210) is characterized in that a supporting bedplate (330) is arranged on one side of the frame (100), and when the sliding adjustment base (210) slides outwards, the supporting bedplate (330) can extend outwards to provide additional support for the sliding adjustment base (210), a supporting foot stand (320) is erected at the bottom of the supporting bedplate (330), and the supporting foot stand (320) can be unfolded outwards and contacted with the ground to provide additional stability for the sliding adjustment base (210);

meanwhile, an adjustable shrinkage component is arranged above the bearing base (200) in a movable bonding mode, and the adjustable shrinkage component is arranged on a flexible supporting surface on the sliding base (210) and is used for supporting a patient.

2. The emergency transport stretcher according to claim 1, wherein the frame (100) is provided with two side guardrails (101) symmetrically along the central axis, the side guardrails (101) are rotationally sleeved on the surface of the frame (100) in a damping manner, and two side guardrails (102) are symmetrically arranged at the end part of the frame (100) along the front and back of the axis.

3. The emergency transport stretcher according to claim 2, wherein the bottom of the frame (100) is provided with two supporting wheels (110) symmetrically along the central axis, and one side of the supporting wheels (110) is provided with an adjusting wheel body (120);

Meanwhile, one end of the supporting wheel body (110) far away from the adjusting wheel body (120) is movably provided with a telescopic piece (130) through a rotating shaft, the right side of the bottom of the frame (100) is fixedly provided with a fixed wheel body (140), and the fixed wheel body (140) and the two groups of adjusting wheel bodies (120) are matched for use.

4. The emergency transport stretcher according to claim 3, wherein a plurality of rollers (220) are embedded and mounted at the end of the bearing base (200), and a mounting groove matched with the rollers (220) is formed on the surface of the bearing base (200).

5. The emergency transport stretcher according to claim 4, wherein the end of the carrying base (200) is provided with sliding grooves (230) symmetrically along the central axis, the inner cavity of the sliding groove (230) is provided with sliding plates (231) in a sliding manner, and the end of the sliding plates (231) is connected with the bottom of the sliding base (210).

6. The emergency transport stretcher according to claim 5, wherein the opposite ends of the supporting bedplate (330) and the supporting foot stand (320) are connected with a fixed shaft lever (310), and the right end of the fixed shaft lever (310) is symmetrically provided with two contraction slide bars (300) along the front and back of the axis.

7. The emergency transport stretcher of claim 6, wherein the adjustable retraction assembly includes a flexible pad (400) and an air pump set (460) as a power source;

The upper part of the flexible cushion (400) is connected with a shrinkage air bag (410) in a weaving way, and the right side of the bottom of the shrinkage air bag (410) is connected with an extension air bag (420), wherein the shrinkage air bag (410) and the extension air bag (420) are communicated with each other through a pipeline, and the input end of the shrinkage air bag (410) is communicated with an air inlet pipe (421).

8. The emergency transfer stretcher of claim 7, wherein an upper position limiter (440) is mounted on the right side of the end of the flexible pad (400), and a lower position limiter (450) is mounted on the left side of the end of the flexible pad (400), and the upper position limiter (440) and the lower position limiter (450) are matched for binding the position of the patient.

9. The emergency transport stretcher according to claim 8, wherein the flexible pad (400) is symmetrically connected with a plurality of fixing bands (430) along the central axis in front and back, and the fixing bands (430) and the shrinkage air bag (410) are connected in a knitting mode, wherein a magic tape group I (431) is mounted on the surface of the fixing bands (430) and the surface of the frame (100) together.

10. The emergency transport stretcher according to claim 9, wherein the flexible pad (400) is symmetrically connected with two drawstring members (500) along the central axis, the other end of the drawstring member (500) is provided with a draw rod (510) in a penetrating manner, and the surface of the drawstring member (500) and the left and right ends of the frame (100) are provided with two magic tape sets (520) together.