KR20230141089A - Sliding bed for emergency vehicle - Google Patents

Abstract

The present invention relates to a sliding bed for an emergency vehicle, and more specifically, to a sliding bed that can easily load, unload and fix an emergency stretcher, and can improve transport capacity by allowing multiple patients to be loaded together, spaced apart from each other up and down. This is about a sliding bed for emergency vehicles.

Description

Sliding bed for emergency vehicle

The present invention relates to a sliding bed for an emergency vehicle, and more specifically, to a sliding bed that can easily load, unload and fix an emergency stretcher, and can improve transport capacity by allowing multiple patients to be loaded together, spaced apart from each other up and down. This is about a sliding bed for emergency vehicles.

Due to the recent COVID-19 pandemic, the number of emergency vehicles dispatched is increasing, and the number of patients transported is also rapidly increasing.

Emergency vehicles have a transport space for loading patients, and this transport space is equipped with various first aid tools.

Meanwhile, patients can walk and board the transport space of an emergency vehicle, but in most cases, they are carried on an emergency stretcher in the form of a portable bed.

This emergency stretcher has a seat on which the patient can lie, a seat frame that supports the seat at the bottom of the seat, moving wheels that are connected to the seat frame with a folding frame to enable movement on the ground, and are provided in the front of the seat frame so that they can be used by emergency vehicles. It consists of loading wheels that contact the floor of the transportation space to assist boarding when boarding in the transportation space, and emergency stretcher clamps that are fastened to the fasteners of the transportation space to secure the emergency stretcher when it is fully loaded.

Generally, in order to load an emergency stretcher into the transport space of an emergency vehicle, the loading wheels are first placed over the edge of the entrance side of the transport space. Then, when the emergency worker lifts the emergency stretcher and pushes it into the transport space, the folding frame folds and moves. Loading is completed when the wheels contact the floor of the transport space.

When loading is completed in this way, the emergency stretcher's fasteners are inserted and fixed into the fasteners fixed to the floor of the transport space, and the emergency vehicle begins to operate.

In the case of conventional emergency vehicles, the loading wheels of the emergency stretcher are in direct contact with the floor level of the transport space, making loading difficult as the emergency worker must lift the rear of the emergency stretcher and push it in, and only one patient in the transport space can be boarded. Therefore, there is a problem with low transportation capacity.

The present invention was created to solve the above-mentioned problems. The purpose of the present invention is to provide a sliding bed for an emergency vehicle that facilitates loading of an emergency stretcher and is easily fixed in the transportation space to prevent it from moving during operation.

In addition, another object of the present invention is to provide a sliding bed for an emergency vehicle that can improve transportation capacity by carrying a plurality of patients in the transportation space of the emergency vehicle.

In order to achieve the above object, the present invention includes a fixed frame that can be fixed to the frame of an emergency vehicle; and a sliding bed body that can slide forward and backward on the fixed frame and can carry an emergency stretcher, wherein the emergency stretcher includes a seat on which the patient can lie, and a seat supporting the seat at the bottom of the seat. A frame, a moving wheel that is hinged at the bottom of the seat frame and can be unfolded at the bottom to allow the seat to move on the ground or at the top and placed on the sliding bed body, and is provided at the front bottom of the seat frame and includes the emergency stretcher. When loading on the sliding bed main body, it includes a loading wheel that contacts the upper surface of the sliding bed main body and allows the user to climb on the sliding bed main body, and the sliding bed main body has a main bed and a front edge that can slide on the fixed frame. includes a pivoting bed that is hinged to the rear edge of the main bed and can rotate downward, and when the sliding bed body moves backwards so that the rear edge of the main bed is located at the rear edge of the fixed frame, the pivoting bed A sliding bed for an emergency vehicle that rotates downward and is suspended in an oblique direction, and the loading wheels of the emergency stretcher can be loaded by contacting and pushing up the upper surface of the rotating bed at a height lower than the height of the main bed. provides.

In a preferred embodiment, it is hinged to the pivotable bed or the main bed, and when the pivotable bed rotates downward on the main bed, elasticity is provided in the gap between the front edge of the pivotable bed and the rear edge of the main bed. A detent for maintaining the rotation is provided and is inserted to maintain the rotation state of the rotation bed.

In a preferred embodiment, the front upper surface of the main bed is hinged to the main bed, has elasticity and protrudes to a first height above the upper surface of the main bed, or rotates and lowers to a second height lower than the first height. An emergency stretcher catch is provided, and the emergency stretcher catch protrudes to the first height when the sliding bed main body moves backwards to load the emergency stretcher. When entering, the emergency stretcher contacts the support shaft supporting the loading wheels of the emergency stretcher and receives the force of entering the emergency stretcher, causing the sliding bed main body to move forward, and the emergency stretcher enters the sliding bed main body. When it advances to a predetermined position, it descends to the second height, and the support shaft deviates, allowing only the emergency stretcher to advance while maintaining the position of the sliding bed main body.

In a preferred embodiment, the folding frame connecting the seat frame and the moving wheels of the emergency stretcher is provided with an emergency stretcher fixture that protrudes downward from the seat frame when the moving wheels are folded toward the seat frame, The emergency stretcher fastener is fastened to the upper surface of the pivoting bed, and a fastener for fixing the emergency stretcher in the sliding bed main body is provided. When the emergency stretcher enters and the sliding bed main body advances to a predetermined position, When the pivoting bed is unfolded to a horizontal state and the emergency stretcher further advances and the support shaft moves forward away from the emergency stretcher catch, the emergency stretcher fastener is slidably inserted into and fastened to the fastener fastener.

In a preferred embodiment, the fixing frame includes a latch that contacts the lower end of the emergency stretcher latch at a predetermined position when the sliding bed main body moves forward and allows the emergency stretcher latch to rotate and descend to the second height. A contact port is provided, and in the catch contact port, a slope is formed that is high at the front and low at the rear along which the sliding bed main body advances, and when the lower end of the emergency stretcher catch goes up the slope, the emergency stretcher catch is There will be a meeting.

In a preferred embodiment, pillars erected at a distance from one longitudinal side of the fixed frame; And each of the pillars has one end that can be slidably moved up and down, the other end that can rotate toward the sliding bed body, and a simple stretcher lifting bar that can hold and elevate a simple stretcher placed on the emergency stretcher; is provided.

In a preferred embodiment, the simple stretcher lifting bar is provided with a gripper capable of holding or placing the support bar of the simple stretcher.

In a preferred embodiment, a hydraulic motor is attached to the fixed frame or the frame of an emergency vehicle and generates hydraulic or pneumatic pressure; A cylinder that elevates the simple stretcher lifting bar on the column by hydraulic or pneumatic pressure of the hydraulic motor; and a pressure lever for a user to manually provide pressure to the cylinder when the hydraulic motor is inoperable.

The present invention has the following excellent effects.

First, according to the sliding bed for an emergency vehicle of the present invention, the rotating bed is rotated downward so that the loading wheels of the emergency stretcher contact at a low position, so that the emergency worker can load the emergency stretcher just by pushing the emergency stretcher forward. There are advantages to doing this.

In addition, according to the sliding bed for an emergency vehicle of the present invention, the emergency stretcher and the sliding bed main body advance together until the rotating bed is spread horizontally, and when the rotating bed is spread horizontally, only the emergency stretcher moves forward, so that the emergency stretcher fixture is It has the advantage of being able to be immediately fixed with the loading of the emergency stretcher by allowing it to be inserted into the fastener and fastened.

In addition, according to the sliding bed for an emergency vehicle of the present invention, the simple stretcher can be raised using the simple stretcher lifting bar and then another patient can be placed on the lower part, which has the advantage of increasing the number of people transported.

1 is a view showing the overall shape of a sliding bed according to an embodiment of the present invention;
Figure 2 is a view showing a state in which the sliding bed body of the sliding bed according to an embodiment of the present invention is moved backwards to load an emergency stretcher;
Figure 3 is a partial cross-sectional view of Figure 1 for explaining in detail a sliding bed according to an embodiment of the present invention;
Figure 4 is a partial cross-sectional view of Figure 2 for explaining in detail the sliding bed according to an embodiment of the present invention;
5 to 9 are diagrams for explaining the process of loading an emergency stretcher on a sliding bed according to an embodiment of the present invention;
Figure 10 is a view for explaining a simple stretcher lifting bar of a sliding bed according to an embodiment of the present invention;
Figure 11 is a diagram for explaining the operation of a simple stretcher lifting bar of a sliding bed according to an embodiment of the present invention.

The terms used in the present invention are general terms that are currently widely used as much as possible. However, in certain cases, there are terms arbitrarily selected by the applicant, and in this case, the meaning described or used in the detailed description of the invention rather than the simple name of the term is considered. Therefore, its meaning must be understood.

Hereinafter, the technical configuration of the present invention will be described in detail with reference to preferred embodiments shown in the attached drawings.

However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Like reference numerals refer to like elements throughout the specification.

1 is a diagram showing the overall shape of a sliding bed according to an embodiment of the present invention.

Referring to Figure 1, the sliding bed 100 according to an embodiment of the present invention is a device installed in the transportation space of an emergency vehicle to load and unload an emergency stretcher.

In addition, the sliding bed 100 is installed and fixed to the frame of the transportation space.

However, the installation location of the sliding bed 100 is not limited to the transportation space of an emergency vehicle and can be installed in a hospital or temporary hospital bed.

The sliding bed 100 includes a fixed frame 110 and a sliding bed body 120.

The fixed frame 110 is a frame that can be installed and fixed to the frame of the transportation space.

However, the fixing frame 110 can be installed by being directly fixed to the floor of the transportation space.

The sliding bed body 120 is a part on which an emergency stretcher can be loaded and is fastened to the fixed frame 110 so that it can slide forward (a) and backward (b) and move in a straight line.

In addition, the sliding bed body 120 is hinged to the main bed 121, which can slide on the fixed frame 110, and the rear edge of the main bed 121, and moves forward and backward together with the main bed 121. It includes a rotating bed 122 that can be rotated or rotated.

In addition, the main bed 121 moves back and forth only on the fixed frame 110, and the pivoting bed 122 is positioned at the rear edge of the fixed frame 110 when the sliding bed main body 120 moves backward. It can be rotated downward.

Explained in more detail with reference to FIG. 2, FIG. 2 is a diagram showing the sliding bed body 120 in a backward state for loading an emergency stretcher, and rails 111 are provided at both edges of the fixed frame 110. is formed, and rollers 123 that can rotate by slidingly coupled with the rail 111 are provided at both edges of the sliding bed body 120.

In addition, the pivoting bed 122 rotates when the sliding bed body 120 moves backward and the rear edge 121a of the main bed 121 is located at the rear edge 112 of the fixed frame 100. The bed 122 rotates downward due to its own weight and is suspended in an oblique direction.

In addition, at the rear edge 112 of the fixing frame 110, there is a roller 123 that is concave downward to prevent the main bed 121 from coming out of the fixing frame 110. ) is provided, and when the roller 123 is seated on the roller departure prevention ledge 113, the sliding bed body 120 does not move backward any further and only the tiltable bed 122 maintains its position while rotating downward. .

In addition, when the pivotable bed 122 rotates downward on the main bed 121, a gap between the front edge 122a of the pivotable bed 122 and the rear edge 121a of the main bed 121 A detent 130 for maintaining the rotation is provided with elasticity and is inserted to maintain the rotation state of the rotation bed 122 downward.

Additionally, the rotation maintenance pawl 130 may be hinged and fastened to the rotation bed 122 or the main bed 121.

That is, when the sliding bed body 120 moves backwards and the rear edge 121a of the main bed 121 is located at the rear edge 112 of the fixed frame 110, the roller 123 moves against the roller separation prevention bump. It is seated in (113) and no longer moves backward, and the rotation maintenance pawl 120 is located between the front edge 122a of the pivot bed 122 and the rear edge 121a of the main bed 121. It is inserted into the gap and remains rotated.

Referring to FIG. 5, the reason why the rotating bed 122 rotates is explained. FIG. 5 is for explaining the process of loading the emergency stretcher 20 on the sliding bed 110, and the emergency stretcher 20 is placed on the sliding bed 110. (20) includes a seat 21 on which the patient can lie, a seat frame 22 supporting the seat 21 at the bottom of the seat 21, and a seat frame 22 that can be unfolded at the bottom or folded at the top. It is connected through a foldable frame 26, and is provided at the front lower part of the seat frame 22 and a moving wheel 23 that allows the seat 21 to move on the ground and the emergency stretcher 20. When loading on the sliding bed main body 120, it contacts the upper surface of the rotating bed 122 and includes a loading wheel 24 that can be loaded on the sliding bed main body 120 on the rotating bed 122. .

That is, conventionally, when loading the emergency stretcher 20 on an emergency vehicle, the emergency workers lift it up to the height h1 of the main bed 121 so that the loading wheels 24 are placed on it, and then the emergency stretcher 20 is placed on the emergency vehicle. The rear of the stretcher (20) was lifted and pushed in at the same time to load it. In this case, there was a problem that the paramedic could be injured and the patient could fall from the stretcher.

However, according to the present invention, loading is carried out with the pivoting bed 122 rotated downward, so when the loading wheels 24 contact the pivoting bed 122 at the height h2 of the loading wheels 24. Since loading is possible by simply pushing it, the emergency stretcher 20 can be loaded stably without shaking.

In addition, the patient does not lie down directly on the emergency stretcher (20), but the patient can be moved by the liver stretcher (30) and placed on the sheet (21), and the liver stretcher (30) is located on both sides of the elongated square cloth (31). It is a stretcher with support bars (24) inserted into the corners so that paramedics can move the patient by holding on to the support bars (24).

That is, the patient moved by the liver stretcher 30 can be loaded onto the sliding bed main body 120 while lying on the emergency stretcher 20.

This form can be usefully used at military training sites or battlefields.

Referring again to FIGS. 1 and 2, the front upper surface of the main bed 121 is hinged to the main bed 121 and has elasticity and can protrude above the upper surface of the main bed 121 or rotate downward. It is provided on the emergency stretcher latch 140 and the fixed frame 110, and when the sliding bed body 120 moves forward, it contacts the emergency stretcher latch 140 at a predetermined position to cause the emergency stretcher latch 140. It is further provided with a latch contact port 160 that allows it to rotate downward.

If explained in more detail with reference to FIGS. 3 and 4, FIG. 3 shows a cross section of the sliding bed body 120 and the fixing frame 110 in a state in which the sliding bed body 120 is completely loaded as shown in FIG. 1. It is a drawing, and FIG. 4 is a diagram showing a cross section of the sliding bed body 120 and the fixed frame 110 in a state in which the sliding bed body 120 is moved backward for loading, as shown in FIG. 2.

Referring to FIGS. 3 and 4 together, when the sliding bed body 120 moves backwards to load the emergency stretcher 20, the emergency stretcher latch 140 rotates upward and becomes the emergency stretcher latch. The upper end of (140) is rotated upward and raised to the first height (h3). Next, when the emergency stretcher 20 is loaded and moves forward, the emergency stretcher latch 140 contacts the latch contact port 160, rotates downward, and the upper end rotates to the second height h2. Descend.

In addition, the latch contact port 160 is formed with an inclined surface 161 that is high at the front and low at the rear where the sliding bed body 120 advances (a), and the lower end of the emergency stretcher latch 140 is formed on the inclined surface. When going up and down on (161), turn around so that the upper end descends.

That is, the emergency stretcher catch 140 is raised upward when the sliding bed main body 120 moves backward, and when the sliding bed main body 120 moves forward and comes into contact with the catch contact port 160, it rotates and descends. .

Meanwhile, the emergency stretcher catch 140 is supported when the support shaft 25 supporting the loading wheels 24 of the emergency stretcher 20 enters while the sliding bed body 120 is standing backwards. It hangs on the shaft 25, causing the sliding bed body 120 to move forward with the force of the support shaft 25, and when the sliding bed body 120 passes a certain point, the emergency stretcher catch 140 ) is lowered and the support shaft 25 is separated so that only the emergency stretcher 20 can move a predetermined distance on the sliding bed main body 120 while the sliding bed main body 120 is stationary.

A more detailed description will be provided in the description of FIGS. 5 to 9.

In addition, the folding frame 26 of the emergency stretcher 20 includes an emergency stretcher fixture that protrudes downward from the seat frame 22 when the folding frame 26 is folded toward the seat frame 22. 27) is provided, and when the emergency stretcher 20 is loaded on the upper surface of the pivoting bed 122, the emergency stretcher fixing bracket 27 is inserted and fastened so that the emergency stretcher 20 is in the sliding position. A fixture fastener 150 is provided to secure the bed body 120.

5 to 9 are diagrams for explaining the process of loading the emergency stretcher 20 on the sliding bed 100 according to an embodiment of the present invention.

First, as shown in FIG. 5, the emergency stretcher 20 moves forward while the sliding bed body 120 moves backwards and the pivoting bed 122 rotates downward, so that the loading wheels 24 move forward. Contacts the rotating bed (122).

At this time, the emergency stretcher catch 140 protrudes upward.

Next, when the emergency stretcher 20 is pushed in, the folding frame 26 of the emergency stretcher 20 contacts the rear end of the rotating bed 122 and is folded, and when pushed further, as shown in FIGS. 6 and 7 As shown, the support shaft 25 is caught on the emergency stretcher catch 140.

Here, when the emergency stretcher (20) is pushed further, the force pushing the emergency stretcher (20) is transmitted to the emergency stretcher catch (140) through the support shaft (25), and the support shaft (25) By pushing the emergency stretcher catch 140, the sliding bed main body 120 moves forward.

Next, as shown in FIG. 8, the emergency stretcher latch 140 advances and contacts the inclined surface 161 of the latch contact port 160, the pivoting bed 122 is spread horizontally, and the emergency stretcher latch 140 advances. The stretcher fixture 27 is in a state just before being fastened to the fixture fastener 150.

Next, when the emergency stretcher 20 is further pushed in, the emergency stretcher catch 140 climbs the inclined surface 161 of the catch contact hole 160 and rotates downward, and the support shaft 25 is It moves forward by crossing the emergency stretcher stopper 140, and the support bar 25 is caught on the emergency stretcher stopper 121b fixed to the front upper part of the main bed 121.

At this time, the emergency stretcher holder 27 is inserted and fastened into the holder fastening groove 151 of the holder fastener 150, and the emergency stretcher holder 27 is fastened by manipulating the locking lever 152. It is fixed so that it does not deviate from the fixture fastening groove (151).

Then, the emergency stretcher 20 is completely loaded and fixed on the sliding bed main body 120.

That is, the emergency stretcher latch 140 causes the sliding bed body 120 to advance by the pushing force of the emergency stretcher 20 until the pivoting bed 122 advances and unfolds to a horizontal state. When the pivoting bed 122 is fully unfolded and reaches a position where the emergency stretcher holder 27 can be inserted into the holder fastener 150, it is lowered so that only the emergency stretcher 20 moves forward, thereby allowing the emergency stretcher 20 to move forward. It serves to provide time for the stretcher fastener 27 to be inserted into and fastened to the fastener fastener 150.

Therefore, the rotating bed 122 is rotated to facilitate loading of the emergency stretcher 20, and the emergency stretcher fixing 27 is connected to the fixing fastener just by pushing the emergency stretcher 20. It can be easily fixed by being inserted into (150) and fastened.

Figure 10 is a diagram for explaining the simple stretcher lifting bar 180 of the sliding bed 100 according to an embodiment of the present invention, and Figure 11 is a diagram for explaining the operation of the simple stretcher lifting bar 180. It is a drawing.

Referring to FIGS. 10 and 11, the sliding bed 100 according to an embodiment of the present invention includes pillars 170 that are erected spaced apart from each other in the front and rear of one longitudinal side of the fixed frame 110, and one end of which is the It can be moved up and down by sliding on each pillar 170, and the other end can be rotated toward the sliding bed main body 120, and the simple stretcher 30 can be held by holding the support bar 32 of the simple stretcher 30. A simple stretcher lifting bar 180 that can elevate and lower is provided.

In addition, on both sides of the simple stretcher lifting bar 180, a gripper 181 that can move to the left (c) and right (d) and can be held by fastening the support bar 32 from the side, and a gripper 181 of the gripper 181 A gripper fixing pin 182 capable of fixing the external device is provided.

That is, when the simple stretcher lifting bar 180 rotates downward and the gripper 181 is engaged with the support bar 32, it rises and moves only the simple stretcher 30 upward.

Then, the emergency stretcher 30 can be unloaded, another patient can be transported, and then two patients can be transported by loading the emergency stretcher 30.

In addition, the fixed frame 110 or the frame 10 of the emergency vehicle includes a hydraulic motor 190 that generates hydraulic or pneumatic pressure, and the simple stretcher lifting bar 180 is installed by hydraulic pressure of the hydraulic motor 190. A cylinder that can be raised and lowered on the pillar 170 and a pressure lever 191 for a user to manually apply pressure to the cylinder when the hydraulic motor 190 is inoperable are further provided.

In addition, the pressure lever 191 is normally stored by being fastened to the pressure lever storage unit 192, and when a malfunction occurs, the user can take it out and provide pressure to the cylinder.

As discussed above, the present invention has been illustrated and described with reference to preferred embodiments, but it is not limited to the above-described embodiments and is intended to be used by those skilled in the art without departing from the spirit of the invention. Various changes and modifications will be possible.

100: Sliding bed for emergency vehicles 110: Fixed frame
111: Rail 112: Rear corner of fixed frame
113: Roller separation prevention bump 120: Sliding bed body
121: Main bed 122: Rotating bed
123: Roller 130: Detent for maintaining rotation
140: Emergency stretcher catch 150: Fixing fastener
151: Fixing fastening groove 152: Locking lever
160: Latch contact port 161: Inclined surface
170: Column 180: Simple stretcher lifting bar
181: Gripper 182: Gripper fixing pin
190: Hydraulic motor 191: Pressure lever
192: Pressure lever storage unit

Claims (8)

A fixed frame that can be fixed to the frame of an emergency vehicle; and
It includes a sliding bed body that can slide forward and backward on the fixed frame and can carry an emergency stretcher,
The emergency stretcher includes a seat on which a patient can lie, a seat frame that supports the seat at the bottom of the seat, and a hinged bottom of the seat frame and unfolded at the bottom to allow the sheet to move on the ground or held at the top of the sliding bed body. A moving wheel that can be placed on and a loading wheel provided at the front bottom of the seat frame and contacting the upper surface of the sliding bed body when loading the emergency stretcher on the sliding bed body and allowing the emergency stretcher to climb on the sliding bed body. Includes,
The sliding bed body includes a main bed that can slide on the fixed frame and a rotatable bed whose front edge is hinged to the rear edge of the main bed and can rotate downward,
When the sliding bed body moves backwards and the rear edge of the main bed is located at the rear edge of the fixed frame, the pivoting bed rotates downward and is suspended in an oblique direction,
A sliding bed for an emergency vehicle, characterized in that the loading wheels of the emergency stretcher can be loaded by contacting and pushing up the upper surface of the rotating bed at a height lower than the height of the main bed.
According to claim 1,
It is hinged to the pivotable bed or the main bed, and when the pivotable bed is pivoted downward from the main bed, it is elastically inserted into the gap between the front edge of the pivot bed and the rear edge of the main bed to form the pivotable bed. A sliding bed for an emergency vehicle, characterized in that it is provided with a detent for maintaining rotation to maintain the state in which it is rotated to the lower part.
According to claim 1,
An emergency stretcher is hinged to the front upper surface of the main bed, has elasticity, and protrudes to a first height above the upper surface of the main bed, or can rotate and descend to a second height lower than the first height. A latch is provided,
The emergency stretcher catch protrudes to the first height when the sliding bed main body moves backwards to load the emergency stretcher, and when the emergency stretcher enters for loading, the loading wheels of the emergency stretcher The sliding bed main body moves forward by contacting the support shaft supporting the emergency stretcher by receiving the force entering the emergency stretcher,
When the emergency stretcher enters and the sliding bed main body advances to a predetermined position, it descends to the second height, and the support shaft deviates so that the position of the sliding bed main body is maintained, and only the emergency stretcher moves forward. A sliding bed for an emergency vehicle, characterized in that it allows.
According to claim 1,
The folding frame connecting the seat frame and the moving wheels of the emergency stretcher is provided with an emergency stretcher fixing bracket that protrudes downward from the seat frame when the moving wheels are folded toward the seat frame,
The emergency stretcher fixture is fastened to the upper surface of the pivoting bed, and a fixture fastener is provided to secure the emergency stretcher in the sliding bed main body,
When the emergency stretcher enters and the sliding bed main body advances to a predetermined position, the pivoting bed is unfolded to a horizontal state, and when the emergency stretcher further enters and the support shaft moves forward away from the emergency stretcher catch, the A sliding bed for an emergency vehicle, wherein an emergency stretcher fixture is slidably inserted and fastened to the fixture fastener.
According to claim 4,
The fixing frame is provided with a latch contact hole that contacts the lower end of the emergency stretcher latch at a predetermined position when the sliding bed main body moves forward and allows the emergency stretcher latch to rotate and descend to the second height,
The hitch contact port is formed with a slope that is high at the front and low at the rear along which the sliding bed main body advances, and when the lower end of the emergency stretcher hitch goes up and down the slope, the emergency stretcher hitch rotates. Sliding bed for emergency vehicles.
The method according to any one of claims 1 to 5,
Columns erected to be spaced apart from one longitudinal side of the fixed frame; and
Each of the pillars has one end that can be slidably moved up and down, the other end that can rotate toward the sliding bed body, and a simple stretcher lifting bar that can hold and raise a simple stretcher placed on the emergency stretcher; A sliding bed for an emergency vehicle, characterized in that it is provided.
According to claim 6,
A sliding bed for an emergency vehicle, characterized in that the simple stretcher lifting bar is provided with a gripper that can hold or place the support bar of the simple stretcher.
According to claim 7,
A hydraulic motor attached to the fixed frame or the frame of an emergency vehicle to generate hydraulic or pneumatic pressure;
A cylinder that elevates the simple stretcher lifting bar on the column by hydraulic or pneumatic pressure of the hydraulic motor; and
A sliding bed for an emergency vehicle, comprising a pressure lever for a user to manually apply pressure to the cylinder when the hydraulic motor is inoperable.

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