CN112998969B - Folding flat car for medical aid - Google Patents

Folding flat car for medical aid Download PDF

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Publication number
CN112998969B
CN112998969B CN202110246337.0A CN202110246337A CN112998969B CN 112998969 B CN112998969 B CN 112998969B CN 202110246337 A CN202110246337 A CN 202110246337A CN 112998969 B CN112998969 B CN 112998969B
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CN
China
Prior art keywords
bed
rotating shaft
frames
folding
clamping
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Active
Application number
CN202110246337.0A
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Chinese (zh)
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CN112998969A (en
Inventor
龚报亮
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Shenzhen Xray Electric Co ltd
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Shenzhen Xray Electric Co ltd
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Priority to CN202110246337.0A priority Critical patent/CN112998969B/en
Publication of CN112998969A publication Critical patent/CN112998969A/en
Application granted granted Critical
Publication of CN112998969B publication Critical patent/CN112998969B/en
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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
    • 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
    • A61G1/013—Stretchers foldable or collapsible
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1414—Hanging-up devices
    • A61M5/1415—Stands, brackets or the like for supporting infusion accessories

Abstract

The invention relates to a folding flat carriage, in particular to a folding flat carriage for medical aid. The invention provides a folding flat car for medical aid, which can be folded, saves space, can hang liquid medicine on the moving frame and also has a protective fence to prevent a patient from falling. The invention provides a folding flat car for medical aid, comprising: a folding mechanism is arranged between the two bed frames; the bottom parts of the two bed frames are respectively provided with a moving mechanism; and the clamping mechanisms are arranged at the bottoms of the two bed frames and are matched with the moving mechanism. The bed frame can be unfolded through the reverse rotation of the folding mechanism, the bed frame is pulled out of the ambulance, the moving mechanism rotates downwards, the clamping mechanism moves downwards along with the bed frame to clamp the moving mechanism, the moving mechanism is prevented from rotating upwards to fold in the using process, the clamping mechanism is pushed to drive the bed frame to move, and the bed frame moves to drive the moving mechanism to rotate.

Description

Folding flat car for medical aid
Technical Field
The invention relates to a folding flat carriage, in particular to a folding flat carriage for medical aid.
Background
With the increase of the current sudden diseases, ambulances are important transportation means for guaranteeing the lives, and then the patients are carried with the ambulances to use a movable frame, so that the movable frame can help the patients to stably move to the vehicle, emergency treatment is carried out on the vehicle, and the movable frame is very important for the patients who fight for seconds.
The existing medical ambulance movable frame has a single structure, can not fix the liquid medicine needed to be used, can not be folded, wastes the space of the ambulance, and has no protective guard, so that the patient can fall down to cause secondary injury when moving the patient.
Therefore, there is a need to design a folding flat car for medical aid, which can be folded, saves space, hangs liquid medicine on the moving frame, and has a protective guard to prevent a patient from falling down, so as to solve the above problems.
Disclosure of Invention
In order to overcome the defects that the structure is single, the liquid medicine to be used cannot be fixed, the movable frame cannot be folded, the space of an ambulance is wasted, the common movable frame is not provided with a protective fence, and the patient can fall down to cause secondary injury when moving the patient, the technical problem of the invention is that: a folding flat carriage for medical aid is provided, which can be folded, saves space, can hang liquid medicine on the moving frame, and also has a protective fence for preventing a patient from falling.
The technical scheme of the invention is as follows: a folding flat carriage for medical aid comprises a bed frame, a folding mechanism and a moving mechanism, wherein the folding mechanism is arranged between the two bed frames; the bottom parts of the two bed frames are respectively provided with a moving mechanism; and the clamping mechanisms are arranged at the bottoms of the two bed frames and are matched with the moving mechanism.
Preferably, the folding mechanism includes: the two sides of the two bed frames are provided with fixing columns; the rotating rods are rotatably arranged on the four fixed columns; the connecting rod is arranged between the bottoms of the two adjacent rotating rods; the first rotating shafts are rotatably arranged on the two bed frames; the folding bed board is arranged on the two first rotating shafts; the second rotating shaft is rotatably arranged between the two folding bed boards; bed frames are arranged between the two ends of the second rotating shaft and the two ends of the two first rotating shafts, and four bed frames are positioned on two sides of the two folding bed boards.
Preferably, the moving mechanism includes: four rotating shaft seats are symmetrically arranged on the two bed frames; the third rotating shaft is rotatably arranged between the two rotating shaft seats which are close to each other; the first support columns are arranged on the four third rotating shafts; the bottoms of the four first support columns are respectively provided with a rotary fixing frame in a rotary mode; the fourth rotating shafts are rotatably arranged in the four rotating fixing frames; wheels are arranged on the four fourth rotating shafts; the positioning seats are arranged between two similar rotating shaft seats at one side of the two bed frames; the fixing base, two positioning seat lower parts all are provided with the fixing base, and two fixing base lower parts all rotate and are provided with the fourth pivot, all are provided with the wheel in two fourth pivots.
Preferably, the detent mechanism includes: the positioning frames are arranged at the bottoms of the two bed frames; the clamping rods are arranged in the two positioning frames in a sliding mode; the first elastic pieces are arranged between the two sides of the clamping rods on the two sides and the two sides of the bottom of the bedstead; the two bed frames far away from one side of the two positioning seats are provided with the front pushing handles in a sliding manner; the lower parts of the two front pushing handles are respectively provided with a top plate, and the two top plates are connected with one sides of the two positioning frames; and a second elastic piece is arranged between one side of the two front pushing handles and one side of the two bedstead.
Preferably, the method further comprises: the two sides of the side wall of one bed frame are provided with positioning blocks; the fifth rotating shaft is rotatably arranged between the two positioning blocks; the rotary guard rails are arranged on the two fifth rotating shafts; the side edges of the two positioning blocks are provided with clamping blocks in a sliding mode; the third elastic piece is arranged between one side of the two positioning blocks and one side of the two clamping blocks; fixed rail guard, a bedstead upper portion is provided with fixed rail guard.
Preferably, the method further comprises: the sixth rotating shaft is rotatably arranged on one side, opposite to the back, of the two positioning blocks; the ratchet wheels are arranged on the two sixth rotating shafts; the belt pulley groups are arranged between the two ends of the fifth rotating shaft and the two sixth rotating shafts; five pawls are uniformly arranged at intervals on two sides of the clamping rod; torsion springs are arranged in each pawl; the wedge blocks are arranged at the bottoms of the two clamping blocks, and the two wedge blocks are matched with the two protrusions on the clamping rod on one side.
Preferably, the method further comprises: the bed frame far away from one side of the clamping rod is provided with an infusion seat; the height-adjusting column is arranged on the transfusion seat, and a hole is formed in the upper part of the height-adjusting column; the second support column is arranged in the height-adjusting column in a sliding mode, and round holes are uniformly formed in the second support column; the hooks are arranged at the top ends of the second support columns; the upper part of the height-adjusting column is provided with a fixing ring; the stud is rotatably arranged on the fixed ring, penetrates through the fixed ring and the heightening column and is matched with the second support column.
Preferably, the top surface of the top plate is a special-shaped inclined surface.
Compared with the prior art, the invention has the following advantages: 1. the bed frame can be unfolded through the reverse rotation of the folding mechanism, the bed frame is pulled out of the ambulance, the moving mechanism rotates downwards, the clamping mechanism moves downwards along with the bed frame to clamp the moving mechanism, the moving mechanism is prevented from rotating upwards to fold in the using process, the clamping mechanism is pushed to drive the bed frame to move, and the bed frame moves to drive the moving mechanism to rotate.
2. The clamping rod can be fixed to the first support column by sliding downwards, and the first support column is prevented from being folded in the use process.
3. The rotary guard rail and the fixed guard rail can prevent the patient from falling off the folding bed board in the process of pushing the bed frame by medical staff.
4. The rotary guard rail can be opened downwards through the meshing of the pawl and the ratchet wheel when the ambulance is on, so that the medical staff can be more conveniently cured.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a folding mechanism according to the present invention.
Fig. 3 is a schematic perspective view of a moving mechanism according to the present invention.
Fig. 4 is a schematic perspective view of a detent mechanism of the present invention.
Fig. 5 is a schematic perspective view of a first part of the present invention.
Fig. 6 is a schematic perspective view of a second part of the present invention.
Fig. 7 is a schematic perspective view of a third portion of the present invention.
Reference numerals illustrate: 1. the folding bed comprises a bed frame, 2 a folding mechanism, 201 a fixed column, 202 a rotating rod, 203 a connecting rod, 204 a first rotating shaft, 205 a folding bed plate, 206 a second rotating shaft, 207 a frame, 3 a moving mechanism, 301 a rotating shaft seat, 302 a third rotating shaft, 303 a first supporting column, 304 a rotating fixing frame, 305 a fourth rotating shaft, 306 a wheel, 307 a positioning seat, 308 a fixing seat, 4 a mechanism, 401 a positioning seat, 402 a clamping rod, 403 a first elastic piece, 404 a front pushing handle, 405 a top plate, 406 a second elastic piece, 5 a positioning block, 6 a fifth rotating shaft, 7 a rotary protective fence, 8 a clamping block, 9 a third elastic piece, 10 a fixed protective fence, 11 a sixth rotating shaft, 12 a ratchet wheel, 13 a belt pulley set, 14 a pawl, 15 a torsion spring, 16 a wedge block, 17 a transfusion seat, 18 a heightening column, 19 a second supporting column, 20 a hook, 21 a fixed ring and 22 a stud.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, a folding flat car for medical aid comprises a bed frame 1, a folding mechanism 2, a moving mechanism 3 and a clamping mechanism 4, wherein the folding mechanism 2 is arranged between the two bed frames 1, the moving mechanism 3 is arranged at the bottoms of the two bed frames 1, the clamping mechanism 4 is arranged at the bottoms of the two bed frames 1, and the clamping mechanism 4 is matched with the moving mechanism 3.
When a patient needs to be rescued, a medical staff pulls the folding mechanism 2 back, the folding mechanism 2 rotates downwards to be unfolded, then the medical staff pulls the bedstead 1 out of the ambulance, the moving mechanism 3 rotates downwards, the clamping mechanism 4 moves downwards to clamp the moving mechanism 3, the moving mechanism 3 is prevented from folding in the using process, at the moment, the medical staff pushes the clamping mechanism 4 to drive the bedstead 1 to move, the bedstead 1 moves to drive the moving mechanism 3 to rotate, the bedstead 1 moves to the residence of the patient after reaching, the medical staff lifts the patient to the folding mechanism 2, then the medical staff pushes the clamping mechanism 4 to drive the bedstead 1 to rotate, the bedstead 1 rotates to drive the moving mechanism 3 to rotate, the bedstead 1 moves to the position of the ambulance, after reaching, the medical staff pushes the clamping mechanism 4 forwards, the clamping mechanism 4 moves upwards to not clamp the moving mechanism 3 any more, when the moving mechanism 3 contacts with a parking space of the ambulance, the moving mechanism 3 rotates upwards to fold under the pushing action of the medical staff, the moving mechanism 3 continues to push the bedstead 1 forwards, and pushes the bedstead 1 into the ambulance, and the ambulance to drive the ambulance to move forward. The device has simple structure and is convenient to operate.
Example 2
As shown in fig. 2, 3 and 4, based on embodiment 1, the folding mechanism 2 includes a fixed column 201, a rotating rod 202, a connecting rod 203, a first rotating shaft 204, a folding bed board 205, a second rotating shaft 206 and a bed frame 207, wherein the left side and the right side of two bed frames 1 are respectively provided with the fixed column 201, four fixed columns 201 are respectively provided with the rotating rod 202 in a rotating manner, the connecting rod 203 is arranged between the bottoms of the two adjacent rotating rods 202, two bed frames 1 are respectively provided with the first rotating shaft 204 in a rotating manner, two first rotating shafts 204 are respectively provided with the folding bed board 205, two second rotating shafts 206 are respectively arranged between the two folding bed boards 205, bed frames 207 are respectively arranged between two ends of the second rotating shaft 206 and two ends of the two first rotating shafts 204, and the four bed frames 207 are respectively positioned on the front side and the rear side of the two folding bed boards 205.
When a patient needs to be rescued, medical staff pulls the bed frame 1 back, the bed frame 1 back moves to drive the folding bed board 205 to rotate and unfold downwards on the first rotating shaft 204 and the second rotating shaft 206, the bed frame 1 back moves to drive the rotating rod 202 to rotate back on the fixed column 201, the folding bed board 205 rotates downwards to unfold to drive the bed frame 207 back to rotate and open, then the medical staff pulls the bed frame 1 out of the ambulance, the moving mechanism 3 rotates downwards, the clamping mechanism 4 moves downwards to clamp the moving mechanism 3, the moving mechanism 3 is prevented from being folded in the using process, at the moment, the medical staff pushes the clamping mechanism 4 to drive the bed frame 1 to move, the bed frame 1 moves to drive the moving mechanism 3 to rotate, after that, the medical staff lifts the patient onto the folding bed board 205, then the medical staff pushes the clamping mechanism 4 to drive the bed frame 1 to rotate, the bed frame 1 rotates to drive the moving mechanism 3 to move to the position of the ambulance, after that, the clamping mechanism 4 moves upwards to not clamp the moving mechanism 3, when the moving mechanism 3 contacts the ambulance, the moving mechanism 3 pushes the bed frame 3 to move forward, the medical staff pushes the moving mechanism 3 to the patient forward in the folding mechanism, and the medical staff pushes the moving mechanism 3 to move forward to the ambulance. The device has simple structure, and can more conveniently unfold the folding bed board 205.
The moving mechanism 3 comprises rotating shafts 301, third rotating shafts 302, first supporting columns 303, rotating fixing frames 304, fourth rotating shafts 305, wheels 306, positioning seats 307 and fixing seats 308, wherein four rotating shafts 301 are symmetrically arranged on two bed frames 1, the third rotating shafts 302 are rotatably arranged between two similar rotating shafts 301, the first supporting columns 303 are rotatably arranged on the four third rotating shafts 302, rotating fixing frames 304 are rotatably arranged at the bottoms of the four first supporting columns 303, the fourth rotating shafts 305 are rotatably arranged in the four rotating fixing frames 304, wheels 306 are arranged on the four fourth rotating shafts 305, positioning seats 307 are arranged between two similar rotating shafts 301 at the front sides of the two bed frames 1, fixing seats 308 are rotatably arranged at the lower parts of the two positioning seats 307, wheels 306 are rotatably arranged on the two fourth rotating shafts 305.
After the folding bed board 205 rotates downwards to be unfolded, medical staff pulls out the bed frame 1 from the ambulance, the first support column 303 rotates downwards on the third rotating shaft 302, the first support column 303 rotates downwards to drive the wheels 306 to be in contact with the ground, the clamping mechanism 4 moves downwards to clamp the moving mechanism 3, the moving mechanism 3 is prevented from being folded in the using process, when the medical staff pushes the clamping mechanism 4, the clamping mechanism 4 moves to drive the bed frame 1 to move, the bed frame 1 moves to drive the wheels 306 to rotate on the fourth rotating shaft 305, the wheels 306 rotate to drive the bed frame 1 to move, after the medical staff lifts the patient onto the folding bed board 205, then the clamping mechanism 4 is driven to drive the wheels 306 to rotate on the fourth rotating shaft 305, after the bed frame 1 moves to the position where the ambulance is located, the medical staff pushes the clamping mechanism 4 forwards, the clamping mechanism 4 moves upwards to not clamp the first support column 303 any more, when the first support column 303 contacts with a parking stall of the ambulance, the medical staff pushes the first support column 303 to rotate upwards on the third rotating shaft 302 to push the folding bed 1, the wheels 306 move forward to the patient in the fourth rotating shaft 306, and the patient is driven to move forward on the first rotating shaft 306 to the ambulance, and the patient is driven to move forward on the first rotating shaft 1 to the ambulance. The device is simple in structure and can fold the first support column 303.
The clamping mechanism 4 comprises positioning frames 401, clamping rods 402, first elastic pieces 403, front pushing handles 404, top plates 405 and second elastic pieces 406, wherein the positioning frames 401 are arranged at the bottoms of the two bedstead 1, the clamping rods 402 are arranged in the two positioning frames 401 in a sliding mode, the first elastic pieces 403 are arranged between the front sides and the rear sides of the clamping rods 402 on the left side and the right side and between the front sides and the rear sides of the bottom of the bedstead 1, the front pushing handles 404 are arranged on the two bedstead 1 on the rear side in a sliding mode, the top plates 405 are arranged on the lower portions of the two front pushing handles 404, the two top plates 405 are connected with one sides of the two positioning frames 401, and the second elastic pieces 406 are arranged between one sides of the two front pushing handles 404 and one sides of the two bedstead 1.
The medical staff pulls out bedstead 1 from the ambulance, first support column 303 rotates downwards, first elastic component 403 resets and drives screens pole 402 to slide downwards in fixed column 201 and block first support column 303, when medical staff promotes push handle 404, push handle 404 removes and drives bedstead 1 removal, when medical staff promotes push handle 404 and drives bedstead 1 removal, when transporting the patient to the position of ambulance, medical staff promotes push handle 404 forward, second elastic component 406 is compressed, push handle 404 forwards removes and drives roof 405 and screens pole 402 contact, and promote screens pole 402 upwards, screens pole 402 upwards slides in locating rack 401, first elastic component 403 is compressed, screens pole 402 upwards slides and no longer blocks first support column 303, when first support column 303 contacts with the parking stall of ambulance, first support column 303 rotates the folding in the third pivot 302 upwards under the effect that medical staff promoted, promote 1 to the ambulance, the patient is cured in the ambulance in advance to the frame. The device has a simple structure, and can fix the first support column 303, so that the first support column 303 is prevented from being folded in the using process.
Example 3
As shown in fig. 5, 6 and 7, the utility model further comprises a positioning block 5, a fifth rotating shaft 6, a rotary guard rail 7, clamping blocks 8, a third elastic piece 9 and a fixed guard rail 10, wherein the front side and the rear side of the side wall of the bed frame 1 at the right part are respectively provided with the positioning block 5, the fifth rotating shaft 6 is respectively and rotatably arranged between the two positioning blocks 5, the rotary guard rail 7 is respectively and rotatably arranged on the two fifth rotating shafts 6, the clamping blocks 8 are respectively and slidably arranged at the side edges of the two positioning blocks 5, the third elastic piece 9 is respectively and rotatably arranged between one side of the two positioning blocks 5 and one side of the two clamping blocks 8, and the fixed guard rail 10 is respectively arranged at the upper part of the bed frame 1.
When the bed frame 1 moves to the residence of the patient, after the bed frame arrives, the medical staff pushes the clamping block 8 back, the clamping block 8 slides back in the positioning block 5, the third elastic piece 9 is compressed, the medical staff rotates the rotary guard rail 7 downwards, the rotary guard rail 7 rotates downwards on the fifth rotating shaft 6, at this time, the medical staff lifts the patient onto the folding bed board 205, then another medical staff pushes the rotary guard rail 7 upwards, the rotary guard rail 7 rotates upwards on the fifth rotating shaft 6 to reset, the medical staff releases the clamping block 8, the third elastic piece 9 resets and drives the clamping block 8 to slide in the positioning block 5 to reset so as to clamp the fifth rotating shaft 6. The device has simple structure, and the rotary guard rail 7 and the fixed guard rail 10 can prevent the patient from falling off the folding bed board 205 during the process of pushing the bed frame 1 by medical staff.
The novel clamping device is characterized by further comprising a sixth rotating shaft 11, ratchet wheels 12, belt pulley groups 13, pawls 14, torsion springs 15 and wedge blocks 16, wherein the sixth rotating shaft 11 is arranged on one side, opposite to the side, of each positioning block 5 in a rotating mode, the ratchet wheels 12 are arranged on the two sixth rotating shafts 11, the belt pulley groups 13 are arranged between the two ends of the fifth rotating shaft 6 and the two sixth rotating shafts 11, five pawls 14 are uniformly arranged on the front side and the rear side of the clamping rod 402 at intervals, the torsion springs 15 are arranged in each pawl 14, the wedge blocks 16 are arranged at the bottoms of the two clamping blocks 8, and the two wedge blocks 16 are matched with two protrusions on the clamping rod 402 on the right part.
The medical staff pulls out the bed frame 1 from the ambulance, the first support column 303 rotates downwards, the first elastic piece 403 resets to drive the clamping rod 402 to slide downwards in the fixed column 201 to clamp the first support column 303, the clamping rod 402 slides downwards to drive the pawl 14 to contact with the ratchet wheel 12 and to be meshed with the ratchet wheel 12, the ratchet wheel 12 rotates to drive the sixth rotating shaft 11 to rotate, the sixth rotating shaft 11 rotates to drive the fifth rotating shaft 6 to rotate through the belt pulley group 13, the fifth rotating shaft 6 rotates to drive the rotary guard rail 7 to rotate upwards, when the bed frame 1 moves to the residence of a patient, after the bed frame is reached, the medical staff pushes the clamping block 8 back, the clamping block 8 slides back in the positioning block 5, the third elastic piece 9 is compressed, the medical staff rotates the rotary guard rail 7 downwards, the rotary guard rail 7 rotates downwards on the fifth rotating shaft 6, at this time, the medical staff lifts the patient onto the folding bed board 205, then another medical staff pushes the rotary guard 7 upwards, the rotary guard 7 rotates upwards on the fifth rotating shaft 6 to reset, the medical staff releases the clamping block 8, the third elastic piece 9 resets to drive the clamping block 8 to slide inwards in the positioning block 5 to reset to clamp the fifth rotating shaft 6, when the medical staff pushes the push-forward handle 404 to drive the bed frame 1 to move to convey a patient to the position of an ambulance, the medical staff pushes the push-forward handle 404 forwards, the second elastic piece 406 is compressed, the push-forward handle 404 moves forwards to drive the top plate 405 to contact with the clamping rod 402 and push the clamping rod 402 upwards, the clamping rod 402 slides upwards in the positioning frame 401, the first elastic piece 403 is compressed, the clamping rod 402 slides upwards to drive the pawl 14 to contact with the ratchet wheel 12 and presses the pawl 14 downwards, the torsion spring 15 deforms, when the pawl 14 is no longer contacted with the ratchet wheel 12, the torsion spring 15 resets and drives the pawl 14 to move upwards for resetting, the clamping rod 402 slides upwards to contact with the wedge block 16, and extrudes the wedge block 16, and the wedge block 16 moves back to drive the fixture block 8 to slide back in the locating block 5, and the fixture block 8 no longer blocks the fifth rotating shaft 6, and medical personnel rotate the rotary guard rail 7 downwards, and the rotary guard rail 7 rotates downwards on the fifth rotating shaft 6, and medical personnel rescue the patient. The device has simple structure, and can open the rotary guard rail 7 downwards in the ambulance, thereby being more convenient for medical staff to carry out treatment.
Still including infusion seat 17, heightening post 18, the second support column 19, couple 20, solid fixed ring 21 and double-screw bolt 22, be provided with infusion seat 17 on the bedstead 1 of left portion, be provided with heightening post 18 on the infusion seat 17, it has the hole to heighten post 18 upper portion, it is provided with second support column 19 to heighten in the post 18 to slide, evenly open the round hole on the second support column 19, second support column 19 top is provided with couple 20, heightening post 18 upper portion is provided with solid fixed ring 21, gu fixed ring 21 is last to be provided with double-screw bolt 22 in the rotation, double-screw bolt 22 runs through solid fixed ring 21 and heightens post 18 and cooperates with second support column 19.
When medical staff infuses a patient in the ambulance, the medical staff screws out the stud 22, then pulls the second support column 19 upwards, when the second support column 19 moves to a proper position, the medical staff screws back the stud 22, the stud 22 passes through the fixing ring 21 and the heightening column 18 to fix the second support column 19, and at the moment, the medical staff hangs the liquid medicine on the hook 20 to infuse the patient. The device has simple structure, can hang the liquid medicine on the hook 20, and does not need medical staff to hold the liquid medicine by hand.
The top surface of the top plate 405 is a special-shaped inclined surface, and the inclined surface of the top plate 405 can jack up the clamping rod 402 upwards, so that the clamping rod 402 does not clamp the first support column 303 any more.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (5)

1. A folding flat car for medical aid, comprising:
a folding mechanism (2) is arranged between the two bed frames (1);
the bottoms of the two bed frames (1) are provided with the moving mechanisms (3);
the bottoms of the two bed frames (1) are respectively provided with a clamping mechanism (4), and the clamping mechanisms (4) are matched with the moving mechanism (3);
the folding mechanism (2) comprises:
the two sides of the two bed frames (1) are provided with the fixing columns (201);
the rotating rods (202) are rotatably arranged on the four fixed columns (201);
the connecting rod (203) is arranged between the bottoms of the two adjacent rotating rods (202);
a first rotating shaft (204), wherein the first rotating shafts (204) are rotatably arranged on the two bed frames (1);
the folding bed boards (205) are arranged on the two first rotating shafts (204);
a second rotating shaft (206), wherein the second rotating shaft (206) is rotatably arranged between the two folding bed boards (205);
bed frames (207) are arranged between two ends of the second rotating shaft (206) and two ends of the two first rotating shafts (204), and the four bed frames (207) are positioned on two sides of the two folding bed boards (205);
the moving mechanism (3) comprises:
the two bed frames (1) are symmetrically provided with four rotating shaft seats (301);
a third rotating shaft (302), wherein the third rotating shaft (302) is rotatably arranged between the two rotating shaft seats (301) which are close to each other;
the first support columns (303) are arranged on the four third rotating shafts (302);
the rotary fixing frames (304) are arranged at the bottoms of the four first support columns (303) in a rotary mode, and the rotary fixing frames (304) are arranged at the bottoms of the four first support columns in a rotary mode;
the fourth rotating shafts (305) are rotatably arranged in the four rotating fixing frames (304);
wheels (306), the four fourth rotating shafts (305) are provided with wheels (306);
the positioning seats (307) are arranged between two similar rotating shaft seats (301) on one side of the two bed frames (1);
the fixed seats (308), the fixed seats (308) are arranged at the lower parts of the two positioning seats (307), the fourth rotating shafts (305) are arranged at the lower parts of the two fixed seats (308) in a rotating mode, and wheels (306) are arranged on the two fourth rotating shafts (305);
the detent mechanism (4) comprises:
the positioning frames (401) are arranged at the bottoms of the two bed frames (1);
the clamping rods (402) are arranged in the two positioning frames (401) in a sliding mode;
the first elastic piece (403) is arranged between the two sides of the clamping rods (402) at the two sides and the two sides of the bottom of the bedstead (1);
a forward pushing handle (404) is arranged on the two bed frames (1) far away from one side of the two positioning seats (307) in a sliding manner;
the top plates (405) are arranged at the lower parts of the two front pushing handles (404), and the two top plates (405) are connected with one sides of the two positioning frames (401);
and a second elastic piece (406) is arranged between one side of the two front pushing handles (404) and one side of the two bed frames (1).
2. The folding flat car for medical aid according to claim 1, further comprising:
the two sides of the side wall of one bed frame (1) are provided with positioning blocks (5);
a fifth rotating shaft (6), wherein the fifth rotating shaft (6) is rotatably arranged between the two positioning blocks (5);
the rotary guard rails (7) are arranged on the two fifth rotating shafts (6); the side edges of the two positioning blocks (5) are provided with the clamping blocks (8) in a sliding manner;
the third elastic piece (9) is arranged between one side of the two positioning blocks (5) and one side of the two clamping blocks (8);
the fixed guard rail (10) is arranged on the upper portion of one bed frame (1).
3. The folding flat car for medical aid according to claim 2, further comprising:
a sixth rotating shaft (11), wherein the sixth rotating shaft (11) is rotatably arranged on one side, opposite to the side, of each positioning block (5);
the ratchet wheels (12) are arranged on the two sixth rotating shafts (11);
the belt pulley groups (13) are arranged between the two ends of the fifth rotating shaft (6) and the two sixth rotating shafts (11);
the pawls (14) are uniformly arranged at intervals on two sides of the clamping rod (402);
torsion springs (15), wherein each pawl (14) is internally provided with a torsion spring (15);
the wedge blocks (16) are arranged at the bottoms of the two clamping blocks (8), and the two wedge blocks (16) are matched with two protrusions on the clamping rod (402) on one side.
4. A folding flat car for medical aid according to claim 3, further comprising:
an infusion seat (17) is arranged on the bed frame (1) at one side far away from the clamping rod (402);
a height-adjusting column (18), a height-adjusting column (18) is arranged on the transfusion seat (17), and a hole is formed in the upper part of the height-adjusting column (18);
the second support column (19) is arranged in the height-adjusting column (18) in a sliding mode, and round holes are uniformly formed in the second support column (19);
the hooks (20) are arranged at the top ends of the second support columns (19);
a fixed ring (21), wherein the upper part of the height-adjusting column (18) is provided with the fixed ring (21);
the stud (22) is rotatably arranged on the fixed ring (21), and the stud (22) penetrates through the fixed ring (21) and the heightening column (18) to be matched with the second support column (19).
5. The folding flat car for medical aid according to claim 4, wherein the top surface of the top plate (405) is a profiled inclined surface.
CN202110246337.0A 2021-03-05 2021-03-05 Folding flat car for medical aid Active CN112998969B (en)

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Publication number Priority date Publication date Assignee Title
CN114533410B (en) * 2022-01-11 2023-12-08 台州市喜迪汽摩部件有限公司 Outdoor emergency medical bed with cushioning effect

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Publication number Priority date Publication date Assignee Title
JP3050580U (en) * 1998-01-16 1998-07-21 欣業企業股▲ふん▼有限公司 Folding bed structure
US20050229312A1 (en) * 2004-04-14 2005-10-20 Tactical Medical Equipment Corp. Loading support structure for patient transport cart
CN201481679U (en) * 2009-09-10 2010-05-26 浙江大学 Double-purpose medical stretcher
CN104783974B (en) * 2015-05-04 2017-02-22 江苏日新医疗设备有限公司 Getting-on stretcher for ambulance
CN205181643U (en) * 2015-12-17 2016-04-27 张家港市新菲乐医疗设备有限公司 Stretcher of can getting on bus automatically
CN107913134A (en) * 2017-09-26 2018-04-17 孙婷婷 A kind of collapsible first-aid stretcher cart
CN111658340B (en) * 2020-06-10 2022-06-10 青岛大学附属医院 Emergency department first aid is with initiative storage type stretcher

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