CN109620561B - Stretcher vehicle and stretcher vehicle set - Google Patents
Stretcher vehicle and stretcher vehicle set Download PDFInfo
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- CN109620561B CN109620561B CN201910111196.4A CN201910111196A CN109620561B CN 109620561 B CN109620561 B CN 109620561B CN 201910111196 A CN201910111196 A CN 201910111196A CN 109620561 B CN109620561 B CN 109620561B
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- stretcher
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- supporting plate
- caster
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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
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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
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a stretcher vehicle and a stretcher vehicle set. The stretcher vehicle comprises a supporting plate for bearing a human body, wherein the supporting plate is provided with at least one moving component for supporting and driving the supporting plate to slide, and all or part of the moving component can be bent; the road guardrail device is characterized by further comprising at least one guide assembly for guiding by utilizing the wave-shaped guardrail plate on the road, wherein the guide assembly and the movement assembly are independently arranged or are bent movement assemblies. The wave form guardrail board on the ingenious utilization highway leads, bearing and drive, supports or drives the backup pad through the motion subassembly, and this stretcher only needs alone or a actuating mechanism just can accomplish transporting of wounded or instrument and equipment, can transport unobstructed when taking place traffic accident road to block up or emergency driveway is taken up, and quick sparse wounded to ambulance is gone up and is salvaged or transport emergency equipment to the occurence of failure ground, the material resources of using manpower sparingly. The stretcher has two forms of common stretcher and stretcher guided along the wave-shaped guard bar plate.
Description
Technical Field
The invention relates to an emergency rescue tool, in particular to a stretcher vehicle and a stretcher vehicle set.
Background
The expressway has the characteristics of more vehicles, high speed and more emergencies, for example, once a traffic accident happens, a plurality of vehicles are usually involved, group death and group injury are easily caused, the accident scene is more violent, the characteristics of more injured people and serious injury exist, and the life of the injured people is seriously and needs an ambulance to quickly arrive at the scene for rescue. When the emergency point is approached, road congestion occurs due to untimely evacuation of vehicles, the width of an emergency channel is limited, and even a small number of vehicles occupy the emergency channel, so that ambulances (especially ambulances with large vehicle bodies) are difficult to rapidly arrive at the scene, and the emergency opportunity is delayed. Therefore, there is a strong need for a stretcher vehicle with a small width for automatically transporting the wounded and the first aid facilities, which can automatically transport the wounded from the place where the traffic accident occurs to the peripheral ambulance or other rescue facilities, and also can rapidly transport the first aid facilities on the peripheral ambulance or other rescue facilities to the accident site, without being interfered by the road congestion, so as to rescue the wounded in time.
The wave-shaped guardrails are arranged on two sides of a highway and a central isolation belt, are one of the most main parts of traffic engineering safety facilities, are longitudinal energy absorption structures and have the functions of absorbing vehicle collision energy through self-deformation, so that the driving direction of a vehicle is changed, the vehicle is prevented from going out of a road or entering an opposite lane, and the injury to passengers is reduced to the maximum extent. The wave-shaped guardrail mainly comprises a double-wave-shaped or three-wave-shaped guardrail plate, an upright post and a guardrail anti-blocking block. The double-wave or three-wave guardrail plate is arranged on the upright post through the guardrail anti-blocking block, and then the upright post is arranged on the ground.
Disclosure of Invention
The invention aims to at least solve the technical problems in the prior art, and particularly innovatively provides a stretcher vehicle and a stretcher vehicle set.
In order to achieve the above object, according to a first aspect of the present invention, there is provided a stretcher comprising a supporting plate for supporting a human body, wherein the supporting plate is provided with at least one moving component for supporting and driving the supporting plate to slide, and all or part of the moving component can be bent;
the road guardrail device is characterized by further comprising at least one guide assembly for guiding by utilizing the wave-shaped guardrail plate on the road, wherein the guide assembly and the movement assembly are independently arranged or are wholly or partially bent movement assemblies.
The beneficial effects of the above technical scheme are: the waveform guardrail plate arranged on the road is skillfully utilized for guiding, bearing and driving, the support plate is supported or driven by the motion assembly, the stretcher can finish the transportation of wounded persons or emergency rescue equipment only by one person or one driving mechanism, the width of the stretcher is only determined by the width of the support plate and runs close to the waveform guardrail plate, the stretcher can also ensure that the wounded persons or emergency rescue equipment are transported smoothly when traffic accident road congestion occurs or an emergency lane is occupied, and then the wounded persons are transported to a peripheral ambulance or other rescue mechanisms from the traffic accident place quickly, and instrument equipment of the peripheral ambulance or other rescue mechanisms can also be quickly transported to the accident site, so that the stretcher is not interfered by road congestion, the wounded persons can be rescued in time, and manpower and material resources are saved. Meanwhile, when the guide assembly is a bendable motion assembly, the stretcher vehicle has two working forms, one is a common stretcher vehicle, and the other is a stretcher vehicle capable of being guided according to the waveform guard bar plate.
In a preferred embodiment of the present invention, the supporting plate is connected to a guiding assembly for guiding by using a wave-shaped guardrail plate on a road, and at least one moving assembly for supporting and driving the supporting plate to slide is further provided.
The beneficial effects of the above technical scheme are: the technical scheme that the guide assembly and the motion assembly are independently arranged is disclosed.
In a preferred embodiment of the present invention, the guide assembly includes a roller clamped at an upper edge of the wave-shaped guardrail plate and a first motor driving the roller to roll along the upper edge, the first motor is fixed on the support plate, and a motor shaft of the first motor extends out to be in transmission fit connection with a central shaft of the roller.
The beneficial effects of the above technical scheme are: the structure of direction subassembly is given, and the gyro wheel is preferably V-arrangement wheel in this structure, and the border card still has support and drive effect when removing the direction to the backup pad in the middle recess of V-arrangement wheel on the wave form guardrail board, drives the gyro wheel through first motor and rotates, realizes the operation forward of stretcher.
In a preferred embodiment of the present invention, the guide assembly comprises at least one roller and a strut rolling along a front side or a rear side of the wave fence panel; one end of the supporting rod is fixedly connected with the central shaft of the roller, and the other end of the supporting rod is fixed on the supporting plate.
The beneficial effects of the above technical scheme are: the guiding assembly has the guiding function, the roller is a one-way wheel, the rotating direction of the roller is consistent with the advancing direction of the stretcher, the movement of the roller in the directions of the upper edge and the lower edge of the wave-shaped guardrail plate is limited through a support rod, and the stretcher is guided to run along the extending direction of the wave-shaped guardrail plate.
In a preferred embodiment of the invention, magnets are provided on the outer surface and/or inside the roller.
The beneficial effects of the above technical scheme are: the roller is always in contact with the surface of the wave-shaped guardrail plate under the action of the magnetic force between the magnet inside and/or on the outer surface of the roller and the wave-shaped guardrail plate, so that the guiding reliability is improved.
In a preferred embodiment of the invention, a damping element is arranged between the roller connection end of the strut and the central axis of the roller and/or between the support plate connection end of the strut and the support plate.
The beneficial effects of the above technical scheme are: shock absorption is carried out to sudden change or the vibration in operation of guardrail plate junction through buffer element, improves the stationarity of backup pad.
In a preferred embodiment of the present invention, a limiting mechanism for limiting the movement of the roller and the strut in the front-rear direction of the wave-shaped guardrail plate is provided at one end of the strut connected to the central shaft of the roller.
The beneficial effects of the above technical scheme are: the roller is limited within a certain range through the limiting mechanism, the condition that the roller is separated from the surface of the corrugated guardrail plate to cause guiding failure is avoided, and the guiding reliability is improved.
In a preferred embodiment of the present invention, the number of the guide assemblies is two or more, and one part of the rollers of the guide assemblies is located in the front side concave portion of the corrugated guardrail plate, and the other part of the rollers of the guide assemblies is located in the rear side concave portion of the corrugated guardrail plate;
and/or the guide assembly comprises two or more rollers, one end of the supporting rod is fixed on the supporting plate, the other end of the supporting rod is divided into two or more bendable supporting rod branches, and the end part of each supporting rod branch is fixedly connected with the central shaft of one roller; one part of the roller is positioned in the front side surface concave part of the corrugated guardrail plate, and the other part of the roller is positioned in the rear side surface concave part of the corrugated guardrail plate.
The beneficial effects of the above technical scheme are: the front side and the rear side of the corrugated guardrail plate are respectively provided with the roller, so that two or more rollers are clamped on the corrugated guardrail plate, and stable guiding is facilitated.
In a preferred embodiment of the present invention, the moving assembly includes a foot rest and a caster, the upper end of the foot rest is fixed to the bottom of the supporting plate, and the lower end of the foot rest is fixedly connected to the connecting portion of the caster.
The beneficial effects of the above technical scheme are: the caster and foot rest structure of the motion assembly is provided, and the mode is wide in application and convenient to implement.
In a preferred embodiment of the invention, the caster further comprises a driving mechanism for driving the at least one caster to roll forward.
The beneficial effects of the above technical scheme are: automatic operation is realized, and manual pushing is not needed. Automatic drive can be achieved by driving one or more rollers forward. The system can automatically convey the wounded to a peripheral ambulance or other rescue mechanisms from a traffic accident site, and can also quickly convey instruments and equipment of the peripheral ambulance or other rescue mechanisms to the accident site without being interfered by road congestion, so that the wounded can be rescued in time, and manpower and material resources are saved.
In a preferred embodiment of the present invention, the driving mechanism includes a second motor fixed on the foot rest, and a motor shaft of the second motor is in transmission fit connection with a central shaft of the caster;
and/or the caster is a one-way caster.
The beneficial effects of the above technical scheme are: the motor driving mode is adopted to drive the caster wheels, so that the control is convenient and the size is small.
In order to achieve the above object, according to a second aspect of the present invention, there is disclosed a stretcher set comprising a plurality of the above stretchers, the stretchers being connected in series in turn, a connecting mechanism being provided at a front end and/or a rear end of each stretcher;
and/or the foremost end is that the stretcher vehicle comprises a driving mechanism for driving at least one caster wheel to roll forwards.
The beneficial effects of the above technical scheme are: can transport a plurality of wounded persons or first-aid equipment simultaneously, reduce manpower and materials.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of the stretcher provided by the invention;
fig. 2 is a schematic structural view of a second embodiment of the stretcher provided by the invention;
fig. 3 is a schematic structural view of a third embodiment of the stretcher provided by the invention;
fig. 4 is another schematic structural view of the third embodiment of the stretcher provided by the invention;
fig. 5 is a schematic structural view of a third embodiment of the stretcher according to the present invention;
fig. 6 is a schematic structural view of a fifth embodiment of the stretcher provided by the invention;
fig. 7 is another schematic structural view of the fifth embodiment of the stretcher provided by the invention;
fig. 8 is a schematic structural view of a stretcher vehicle set according to an embodiment of the invention;
fig. 9 is a schematic structural view of a seventh embodiment of the stretcher provided by the invention;
fig. 10 is another schematic structural view of the seventh embodiment of the stretcher provided by the invention.
Reference numerals:
1, supporting a plate; 2, a wave-shaped guardrail plate; 3, a guiding component; 4, a motion component; 31 rollers; 32 a first motor; 33 a strut; 331 strut branches; 34 a limiting mechanism; a 41 foot stand; 42 a caster wheel; 43 a drive mechanism; 431 a second motor; a 44 hinge; 100 stretcher vehicle.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The present invention provides a stretcher and the following embodiments thereof.
Implementation scheme one
As shown in fig. 1, the stretcher comprises a supporting plate 1 for bearing a human body, at least one guiding component 3 for guiding by using a wave-shaped guardrail plate 2 on a road is arranged on one side of the supporting plate 1, and at least one moving component 4 for supporting and driving the supporting plate 1 to slide is respectively arranged on two sides of the supporting plate 1. The guide assembly 3 comprises a roller 31 clamped on the upper edge of the wave-shaped guardrail plate 2 and a first motor 32 driving the roller 31 to roll along the upper edge, the first motor 32 is fixed on the supporting plate 1, and a motor shaft of the first motor 32 extends out to be connected with a central shaft of the roller 31 in a transmission fit mode.
In this embodiment, the width of the support plate 1 is adapted to the width of the human body, e.g. 0.6 m. The corrugated guardrail plates 2 are arranged on two sides of a highway generally, and particularly on an expressway, the corrugated guardrail plates 2 can be in a two-wave shape or a three-wave shape. The movement assembly 4 can be manually pushed or driven by other electric, pneumatic or hydraulic means.
In this embodiment, the side of the wave fence panel 2 close to the support plate 1 is the front side, and the side far from the support plate 1 is the rear side.
In this embodiment, the roller 31 is preferably a v-shaped wheel or a roller with both ends having a larger diameter than the middle portion, and the middle portion of the roller 31 is caught at the upper edge of the wave fence panel 2. First motor 32 is preferably direct current motor or alternating current motor, adopts the battery power supply, and the motor shaft of first motor 32 stretches out and cooperates the transmission with the center pin accessible axle alignment of gyro wheel 31 and cup joints, or modes such as gear pair transmission or belt drive and connect, and it is rotatory through the motor shaft of first motor 32, drives the center pin of gyro wheel 31 and rotates along wave form guardrail plate 2 with the gyro wheel 31 excircle of center pin an organic whole, has direction and drive action.
In this embodiment, the drive mechanism 43 may not be provided on the moving assembly 4, provided that the guide assembly 3 has a driving function. The moving assembly 4 comprises a foot rest 41 and a caster 42, wherein the upper end of the foot rest 41 is fixed at the bottom of the supporting plate 1, the lower end of the foot rest 41 is fixedly connected with the connecting part of the caster 42, the caster 42 is preferably, but not limited to, a universal wheel, and the foot rest 41 is preferably rod-shaped. And at least one motion assembly 4 is respectively arranged on two sides of the support plate 1 to share the weight of the support plate 1, so that the operation is more reliable. Preferably, one movement assembly 4 is arranged at each side in front of the other.
Preferably, a drive mechanism 43 is provided for sharing the drive duty of the steering assembly 3. The driving mechanism 43 drives at least one caster 42 to roll forward, and further, the driving mechanism 43 includes a second motor 431 fixed on the foot rest 41, a motor shaft of the second motor 431 is in transmission fit connection with a central shaft of the caster 42, in this embodiment, the caster 42 driven by the driving mechanism 43 is preferably a one-way wheel. Preferably, the caster 42 driven by the driving mechanism 43 is the caster 42 of the foremost moving assembly 4. The motor shaft of the second motor 431 and the central shaft of the caster 42 can be in transmission fit connection through shaft coupling transmission or gear meshing transmission or chain transmission or belt transmission.
Example two
As shown in fig. 2, this embodiment is different from the first embodiment in that at least one moving member 4 is provided only on the opposite side of the supporting plate 1 and the wave fence plate 2, preferably, two moving members 4 are provided in front and behind the side, and no moving member 4 is provided on the side of the supporting plate 1 adjacent to the wave fence plate 2. In this embodiment, the guide assembly 3 has a function of supporting the support plate 1 in addition to a function of guiding and driving.
EXAMPLE III
Referring to fig. 3, 4 and 5, the present embodiment shows three structures of the stretcher, the moving assembly 4 of the present embodiment is the same as the first embodiment, at least one moving assembly 4 is respectively arranged on both sides of the supporting plate 1, and the moving assembly 4 is provided with a driving mechanism 43 for driving at least one caster 42. The guide assembly 3 is different from the first embodiment and the second embodiment, the guide assembly 3 comprises at least one roller 31 and a strut 33 which roll along the front side or the rear side of the wave-shaped guardrail plate 2; one end of the supporting rod 33 is fixedly connected with the central shaft of the roller 31, and the other end is fixed on the supporting plate 1. In this embodiment, the guiding assembly 3 only has a guiding function, and the driving mechanism 43 drives the caster 42 to advance the stretcher, and the structure of the driving mechanism 43 is the same as that of the first embodiment and the second embodiment. Preferably, the roller 31 rolls along a valley of the rear side or the front side of the wavy guardrail plate 2.
In this embodiment, it is preferable that the roller 31 is a one-way wheel, the rolling direction of which coincides with the direction of the wavy balustrade panel 2.
In this embodiment, it is preferable that a buffer member is provided between the roller 31 connecting end of the strut 33 and the central axis of the roller 31 and/or between the supporting plate 1 connecting end of the strut 33 and the supporting plate 1. The buffer element is preferably but not limited to a buffer cylinder or a spring or a bellows sleeve or the like.
In this embodiment, it is preferable that a stopper mechanism 34 for restricting the movement of the roller 31 and the strut 33 in the front-rear side direction of the wave fence 2 is provided at one end of the strut 33 connected to the central axis of the roller 31. The spacing mechanism 34 shown in fig. 3 and 5 is a stop.
Example four
The structure of this embodiment is the same as that of the embodiment, but the difference is that the roller 31 has magnetism, and the magnet is arranged on the outer surface and/or inside, because the corrugated balustrade panel 2 is generally made of hot rolled strip steel such as carbon Q235 or S235JR, and the hot rolled strip steel is high-pressure rolled, has magnetic permeability, and can be attracted by the magnet, so the roller 31 can be attracted to the corrugated balustrade panel 2 by magnetic force. Preferably, the roller 31 comprises an outer layer made of a non-ferromagnetic substance, inside which magnets are arranged, the outer layer being preferably, but not limited to, rubber, by means of which the rolling of the roller 31 is facilitated.
EXAMPLE five
The guiding component 3 in this embodiment is a bendable motion component 4, and the foot rest 41 of the motion component 4 is rotatably connected with the supporting plate 1, for example, by a hinge 44, as shown in fig. 7, or the foot rest 41 of the motion component 4 is connected in two or more segments in sequence, and at least one of the joints is connected by the hinge 44, as shown in fig. 6. When the corrugated guardrail plate 2 is used for guiding, the foot rest 41 of the motion assembly 4 is bent at the hinged joint or the rotating joint to be used as the guide assembly 3. The structure and driving structure of the other motion assemblies 4 are the same as those of the first to fourth embodiments, and the arrangement of the other motion assemblies 4 is preferably two in front of and behind the two sides of the support plate 1, so as to increase the smoothness of the stretcher 100.
In this embodiment, more than one bendable exercising assembly 4 is used together as the guide assembly 3, and likewise, the bendable exercising assembly 4 may be located on the opposite side of the supporting plate 1 and the wave fence plate 2, in which case, it is preferable that an extendable or contractible telescopic mechanism is provided in the foot stand 41 to match the distance to the wave fence plate 2.
In the present embodiment, it is preferable that the caster 42 of the bendable exercising assembly 4 is a one-way wheel, and further, it has magnetism and structure as in the fourth embodiment.
EXAMPLE six
The embodiment is based on the embodiments 1 to 5, and further comprises a ceiling which is positioned above the supporting plate 1 and covers the supporting plate 1 wholly or partially, and at least two supporting columns which are fixed on the supporting plate 1 and used for supporting the ceiling and used for shielding rain or dust. Or also a fence which surrounds the support plate 1 wholly or partly around it, preferably interfacing with the ceiling for wind and dust protection. Preferably, the ceiling and enclosure are made of transparent plastic to facilitate external viewing, wherein the enclosure has an opening to allow opening of the lift and trauma person.
EXAMPLE seven
This embodiment is based on the third to sixth embodiments, as shown in fig. 9 and 10, and the guide members 3 are provided in two or more, and/or the rollers 31 are provided in two or more.
In the present embodiment, the number of the guide assemblies 3 is two or more, and a part of the rollers 31 of the guide assemblies 3 is located in the front side concave portion of the corrugated guardrail plate 2, and another part is located in the rear side concave portion of the corrugated guardrail plate 2. In the using process, as shown in fig. 9, a hinge capable of bending the supporting rod 33 is arranged in the middle of the supporting rod 33 of the guiding component 3 of the roller 31 positioned on the front side of the wave-shaped guardrail plate 2, and after the position of the guiding component 3 of the roller 31 positioned on the rear side of the wave-shaped guardrail plate 2 is adjusted, the roller 31 of the other guiding component 3 is positioned on the front side of the wave-shaped guardrail plate 2 by bending the hinge.
In this embodiment, the guiding assembly 3 includes two or more rollers 31, one end of the rod 33 is fixed on the supporting plate 1, the other end of the rod 33 is divided into two or more bendable rod branches 331, and the end of each rod branch 331 is fixedly connected to the central axis of one roller 31; the roller 31 is partially located in a front side concave portion of the corrugated guardrail plate 2 and partially located in a rear side concave portion of the corrugated guardrail plate 2. At the other end of the strut 33 is rotatably connected to a strut branch 331, the strut branch 331 is rotatable, preferably but not limited to hinged, so as to facilitate the engagement of a plurality of rollers 31 on the corrugated balustrade panel 2. In this embodiment, the rollers 31 on the front and rear sides of the wave fence panel 2 are disposed symmetrically or asymmetrically in front and rear directions.
In this embodiment, a telescopic length adjusting mechanism is provided on the strut 33 and/or the strut branch 331 so as to adjust the up-down and left-right positions of the roller 331, facilitating the guiding provided on the wave fence panel 2. The length adjusting mechanism is conventional in the art, and comprises a first adjusting rod and a second adjusting rod which are arranged on the supporting rod 31 or the supporting rod branch 331, wherein the first adjusting rod is provided with a clamping column, the second adjusting rod is provided with a plurality of continuous length adjusting holes which are distributed along the length direction of the supporting rod 31 or the supporting rod branch 331, and the clamping column is embedded into different length adjusting holes to adjust the length of the supporting rod 31 or the supporting rod branch 331.
The present invention further provides a stretcher vehicle set, which has a structure shown in fig. 8, and comprises a plurality of the above-mentioned stretchers 100, wherein the stretchers 100 are connected in series in sequence, and a connecting mechanism is arranged at the front end and/or the rear end of each stretcher 100; the connecting structure is detachable, such as a rope, a hook connection, a lock catch connection and the like. Preferably, at least one of the stretchers 100 in the set has a drive mechanism 43, and preferably the front most stretcher 100 of the set has a drive mechanism 43.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. A stretcher vehicle comprises a supporting plate (1) for bearing a human body, and is characterized in that the supporting plate (1) is provided with at least one moving component (4) for supporting and driving the supporting plate (1) to slide, and all or part of the moving component (4) can be bent;
the road guardrail device is characterized by further comprising at least one guide assembly (3) which guides by utilizing the wave-shaped guardrail plate (2) on the road, wherein the guide assembly (3) is a bent movement assembly (4).
2. The stretcher according to claim 1, wherein the moving assembly (4) comprises a foot rest (41) and a caster (42), the upper end of the foot rest (41) is fixed at the bottom of the supporting plate (1), and the lower end of the foot rest (41) is fixedly connected with the connecting part of the caster (42).
3. The stretcher of claim 1 or 2 further comprising a drive mechanism (43) for driving the at least one caster (42) to roll forward;
and/or the driving mechanism (43) comprises a second motor (431) fixed on the foot rest (41), and a motor shaft of the second motor (431) is in transmission fit connection with a central shaft of the caster (42);
and/or the caster (42) is a one-way caster.
4. A stretcher set comprising a plurality of stretchers according to any one of claims 1 to 3, wherein the stretchers are connected in series, and a connecting mechanism is provided at the front end and/or the rear end of each stretcher;
and/or the foremost end is a stretcher according to claim 3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111196.4A CN109620561B (en) | 2019-02-12 | 2019-02-12 | Stretcher vehicle and stretcher vehicle set |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910111196.4A CN109620561B (en) | 2019-02-12 | 2019-02-12 | Stretcher vehicle and stretcher vehicle set |
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| CN109620561A CN109620561A (en) | 2019-04-16 |
| CN109620561B true CN109620561B (en) | 2021-02-23 |
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| CN201910111196.4A Active CN109620561B (en) | 2019-02-12 | 2019-02-12 | Stretcher vehicle and stretcher vehicle set |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575637A (en) * | 2019-09-16 | 2019-12-17 | 大连工业大学 | highway emergency rescue and inspection robot |
| CN116767777B (en) * | 2023-08-18 | 2023-10-27 | 中铁十九局集团第六工程有限公司 | Material conveying equipment for highway construction |
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