Emergency nursing stretcher
By designing a rotating component and threaded rod structure on the emergency care stretcher, the problem of difficulty in disassembly and cleaning caused by the fixed connection between the canvas and the stretcher tube was solved, thus improving the reusability of the stretcher.
Patent Information
- Application Number
- CN202520098021.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-16
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-01-16
AI Technical Summary
Existing emergency care stretchers are difficult to disassemble and clean because the canvas and stretcher tubes are fixedly connected, which reduces the reusability of the stretchers.
An emergency care stretcher was designed, which uses a rotating component and a threaded rod structure to make the connecting block between the canvas and the stretcher tube detachable, enabling convenient removal and cleaning of the canvas.
It enables easy disassembly and cleaning of the canvas, improving the reusability of the stretcher.
Smart Images
Figure CN223845865U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical appliance technical field, concretely is a kind of emergency nursing stretcher. BACKGROUND
[0002] Stretcher is one of necessary medical rescue tools, under normal circumstances, when encountering sudden illness or traffic accident causes physical injury, the doctor of first aid is first to lift patient to stretcher, then is transferred to operating table or bed, stretcher plays extremely important role in rescue work, but the existing emergency department nursing stretcher in actual use, stretcher is generally by two horizontal parallel placement stretcher pipe and canvas between two pipes, since stretcher pipe and canvas are mostly fixed connection, it is difficult to disassemble canvas and clean, thereby reduce the reuse rate of nursing stretcher, so a kind of emergency nursing stretcher is presented. SUMMARY
[0003] (I) the technical problem solved
[0004] In view of the deficiencies of prior art, the utility model provides a kind of emergency nursing stretcher, with the advantages such as the canvas is disassembled easily, solve the existing emergency department nursing stretcher in actual use, stretcher is generally by two horizontal parallel placement stretcher pipe and canvas between two pipes, since stretcher pipe and canvas are mostly fixed connection, it is difficult to disassemble canvas and clean, thereby reduce the reuse rate of nursing stretcher problem.
[0005] (II) technical scheme
[0006] In order to achieve the above-mentioned purpose of facilitating the disassembly of the canvas, the utility model provides the following technical scheme: an emergency nursing stretcher, including two installation blocks which are left-right symmetrical distribution and canvas, two stretcher pipes are arranged on the front and back sides of two installation blocks, a connecting rod is arranged between the front two stretcher pipes and the rear two stretcher pipes, two support feet are arranged on the bottom of two installation blocks, a connecting groove is arranged on the opposite side of two installation blocks, a connecting block is arranged in two connecting grooves, the canvas is arranged between two connecting blocks, a rectangular block is arranged between the front and back support feet of the bottom of two installation blocks, a rectangular groove is arranged on the top of two rectangular blocks, a first threaded rod is arranged on the front and back sides of the inner bottom wall of two rectangular grooves, a positioning groove is arranged on the bottom of two connecting blocks, a positioning block is arranged in two rectangular grooves, one end of the positioning block is respectively connected with the outer side of the left and right first threaded rods, and the other end of the positioning block extends to the inside of two positioning grooves, a rotating assembly is arranged on the bottom of two rectangular blocks, one end of the rotating assembly extends to the inside of two rectangular grooves, and the rotating assembly is fixedly connected with the outer side of the left and right first threaded rods, the top of the opposite side of two rectangular blocks is provided with a shell, the inside of two shells is provided with a sliding block, the bottom of the opposite side of two positioning blocks is provided with a limiting groove, the opposite side of two sliding blocks is provided with a limiting block, one end of the limiting block extends to the inside of two limiting grooves, the opposite side of two shells is provided with a second threaded rod, one end of the second threaded rod extends to the inside of the shell, and the opposite side of the second threaded rod is movably connected with two sliding blocks, and the opposite side of two second threaded rods is provided with a knob.
[0007] Preferably, the rotating assembly comprises a rotating shaft, the bottom of the two rectangular blocks is movably provided with a rotating shaft which extends to the inside of the two rectangular grooves, the outer side of the two rotating shafts is fixedly provided with a driving gear between the front and back first threaded rods, the outer side of the left and right first threaded rods is fixedly provided with a driven gear below the two positioning blocks, one end of the left two driven gears is engaged with the left driving gear, and one end of the right two driven gears is engaged with the right driving gear, the bottom of the two rotating shafts is fixedly provided with a hand wheel.
[0008] Preferably, the first bearing is fixedly installed on the front and back sides of the inner bottom wall of the two rectangular grooves, the first threaded rod is rotatably connected with the inner bottom wall of the rectangular groove through the first bearing, and the bottom of the two positioning blocks is provided with a threaded groove matched with the first threaded rod.
[0009] Preferably, the bottom of the two rectangular blocks is provided with a circular hole, and the inside of the two circular holes is fixedly provided with a second bearing, and the rotating shaft is rotatably connected with the rectangular block through the second bearing.
[0010] Preferably, the first through holes matched with the limiting blocks are arranged on the opposite side inner walls of the two shells, and the second through holes matched with the limiting blocks are arranged on the opposite top sides of the two rectangular blocks.
[0011] Preferably, the threaded holes matched with the two second threaded rods are arranged on the opposite sides of the two shells, the third bearings are fixedly installed on the opposite sides of the two sliding blocks, and the second threaded rods are rotatably connected with the sliding blocks through the third bearings.
[0012] (Three) beneficial effects
[0013] Compared with the prior art, the utility model provides an emergency nursing stretcher, has the following beneficial effects:
[0014] The emergency nursing stretcher, by screwing two knobs, drives two second threaded rods to rotate, thereby drives two sliding blocks and two limiting blocks to move oppositely, makes two limiting blocks move out from the interiors of two limiting grooves respectively, thereby removes the position limitation of two positioning blocks, at this moment, two hand wheels can be screwed to drive two rotating shafts and two drive gears to rotate, and then through left and right driven gears, left and right first threaded rods are driven to rotate, and in the process of rotating, left and right first threaded rods drive two positioning blocks to move downward, thereby makes two positioning blocks move out from the interiors of two positioning grooves respectively, thereby removes the fixation between two connecting blocks and two mounting blocks, at this moment, two connecting blocks can be pulled out from the interiors of two connecting grooves respectively, thereby the canvas is disassembled, finally realizes the purpose of disassembling the canvas conveniently, and then facilitates the cleaning operation of the canvas. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the structure schematic diagram of the utility model;
[0016] Figure 2 It is the plan view of the utility model;
[0017] Figure 3 It is the left view partial section view of the left mounting block of the utility model;
[0018] Figure 4 It is the utility model Figure 1 It is the enlarged view of A in the utility model;
[0019] Figure 5 It is the enlarged view of B in the utility model. Figure 3
[0020] In the figure: 1 mounting block, 2 stretcher pipe, 3 connecting rod, 4 support foot, 5 connecting groove, 6 connecting block, 7 canvas, 8 rectangular block, 9 rectangular groove, 10 first threaded rod, 11 positioning groove, 12 positioning block, 13 rotating assembly, 131 rotating shaft, 132 drive gear, 133 driven gear, 134 hand wheel, 14 shell, 15 sliding block, 16 limiting groove, 17 limiting block, 18 second threaded rod, 19 knob. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0022] Please refer to Figures 1-5 The utility model provides a kind of technical scheme: emergency nursing stretcher, including two and being left-right symmetrical distribution's mounting block 1 and canvas 7, two mounting blocks 1's front and back sides are fixedly installed with stretcher pipe 2, front two stretcher pipes 2 and rear two stretcher pipes 2 between fixedly installed with connecting rod 3, two mounting blocks 1's bottom front and back sides are fixedly installed with support foot 4, two mounting blocks 1's opposite side is equipped with connecting groove 5, two connecting grooves 5 are movably installed with connecting block 6, two connecting blocks 6's opposite sides are respectively with two connecting grooves 5 opposite side inner wall fit, canvas 7 is fixedly installed between two connecting blocks 6.
[0023] The bottom of two mounting blocks 1 is fixedly installed with the rectangular block 8 between the front and rear two sides support foot 4, the top of two rectangular blocks 8 is equipped with rectangular groove 9, the front and rear sides of the inner bottom wall of two rectangular grooves 9 are movably installed with first threaded rod 10, the bottom of two connecting blocks 6 is equipped with positioning groove 11 respectively above two rectangular grooves 9, the inside of two rectangular grooves 9 is movably installed with positioning block 12, one end is respectively with left and right sides first threaded rod 10 outer thread connection and the other end is respectively extended to the inside of two positioning grooves 11, the front and rear sides of the inner bottom wall of two rectangular grooves 9 are fixedly installed with first bearing, first threaded rod 10 is rotatably connected with the inner bottom wall of rectangular groove 9 by first bearing, the front and rear sides of the bottom of two positioning blocks 12 are equipped with thread groove matched with first threaded rod 10, the bottom of two mounting blocks 1 is equipped with third through hole matched with positioning block 12, the top of two positioning blocks 12 is respectively with the inner top wall of two positioning grooves 11 fit.
[0024] The bottom of the two rectangular blocks 8 is movably installed with a rotating assembly 13 with one end extending into the two rectangular grooves 9 and fixedly connected with the outer side of the left and right first threaded rods 10 respectively, the rotating assembly 13 comprises a rotating shaft 131, the bottom of the two rectangular blocks 8 is movably installed with a rotating shaft 131 with one end extending into the two rectangular grooves 9 respectively, the bottom of the two rectangular blocks 8 is provided with a circular hole and the inside of the two circular holes is fixedly installed with a second bearing, the rotating shaft 131 is rotatably connected with the rectangular block 8 through the second bearing, the outer side of the two rotating shafts 131 is fixedly installed with a driving gear 132 between the front and rear first threaded rods 10, the outer side of the left and right first threaded rods 10 is fixedly installed with a driven gear 133 below the two positioning blocks 12 respectively, one end of the left two driven gears 133 is engaged with the left driving gear 132 and one end of the right two driven gears 133 is engaged with the right driving gear 132, the bottom of the two rotating shafts 131 is fixedly installed with a hand wheel 134.
[0025] The opposite top of the two rectangular blocks 8 is fixedly installed with a shell 14, the inside of the two shells 14 is movably installed with a sliding block 15, the opposite bottom of the two positioning blocks 12 is provided with a limiting groove 16, the opposite side of the two sliding blocks 15 is fixedly installed with a limiting block 17 with one end extending into the inside of the two limiting grooves 16 respectively, the opposite side inner wall of the two shells 14 is provided with a first through hole matched with the limiting block 17, the opposite top of the two rectangular blocks 8 is provided with a second through hole matched with the limiting block 17, the opposite side of the two shells 14 is threadedly connected with a second threaded rod 18 with one end extending into the inside thereof and movably connected with the opposite sliding block 15 respectively, the opposite side of the two shells 14 is provided with a threaded hole matched with the two second threaded rods 18 respectively, the opposite side of the two sliding blocks 15 is fixedly installed with a third bearing, the second threaded rod 18 is rotatably connected with the sliding block 15 through the third bearing, the opposite side of the two second threaded rods 18 is fixedly installed with a knob 19.
[0026] Working principle: when the canvas 7 needs to be cleaned, the two knobs 19 are twisted to drive the two second threaded rods 18 to rotate, so as to drive the two sliding blocks 15 and the two limiting blocks 17 to move away from each other, so that the two limiting blocks 17 are moved out of the two limiting grooves 16 respectively, thereby releasing the position limitation of the two positioning blocks 12. At this time, the two hand wheels 134 are twisted to drive the two shafts 131 and the two drive gears 132 to rotate, and then the left and right driven gears 133 drive the left and right first threaded rods 10 to rotate. The left and right first threaded rods 10 drive the two positioning blocks 12 to move downward during rotation, so that the two positioning blocks 12 are moved out of the two positioning grooves 11 respectively, thereby releasing the fixation between the two connecting blocks 6 and the two mounting blocks 1. At this time, the two connecting blocks 6 are pulled out of the two connecting grooves 5 respectively, so as to disassemble the canvas 7, which facilitates the cleaning of the canvas 7, and the nursing stretcher can be reused.
[0027] In summary, the emergency nursing stretcher drives the two second threaded rods 18 to rotate by twisting the two knobs 19, so as to drive the two sliding blocks 15 and the two limiting blocks 17 to move away from each other, so that the two limiting blocks 17 are moved out of the two limiting grooves 16 respectively, thereby releasing the position limitation of the two positioning blocks 12. At this time, the two hand wheels 134 are twisted to drive the two shafts 131 and the two drive gears 132 to rotate, and then the left and right driven gears 133 drive the left and right first threaded rods 10 to rotate. The left and right first threaded rods 10 drive the two positioning blocks 12 to move downward during rotation, so that the two positioning blocks 12 are moved out of the two positioning grooves 11 respectively, thereby releasing the fixation between the two connecting blocks 6 and the two mounting blocks 1. At this time, the two connecting blocks 6 are pulled out of the two connecting grooves 5 respectively, so as to disassemble the canvas 7, which facilitates the cleaning of the canvas 7, and the nursing stretcher can be reused.
[0028] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.
[0029] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.
Claims
1. An emergency care stretcher, comprising two mounting blocks (1) and a canvas (7), the two mounting blocks (1) are symmetrically distributed left and right, the front and back sides of the two mounting blocks (1) are provided with stretcher tubes (2), the front two stretcher tubes (2) and the back two stretcher tubes (2) are provided with connecting rods (3), and the bottom front and back sides of the two mounting blocks (1) are provided with supporting feet (4), characterized in that: Both sides of two mounting blocks (1) are provided with connecting grooves (5), the interiors of two connecting grooves (5) are provided with connecting blocks (6), the canvas (7) is arranged between two connecting blocks (6), the bottoms of two mounting blocks (1) are provided with rectangular blocks (8) between front and back supporting legs (4), the tops of two rectangular blocks (8) are provided with rectangular grooves (9), the front and back sides of the inner bottom walls of two rectangular grooves (9) are provided with first threaded rods (10), the bottoms of two connecting blocks (6) are provided with positioning grooves (11) above two rectangular grooves (9) respectively, the interiors of two rectangular grooves (9) are provided with positioning blocks (12) with one end respectively threadedly connected with the outer sides of left and right first threaded rods (10) and the other end respectively extended into the interiors of two positioning grooves (11), the bottoms of two rectangular blocks (8) are provided with rotating assemblies (13) with one end respectively extended into the interiors of two rectangular grooves (9) and fixedly connected with the outer sides of left and right first threaded rods (10) respectively, the opposite tops of two rectangular blocks (8) are provided with housings (14), the interiors of two housings (14) are provided with sliding blocks (15), the opposite sides of two sliding blocks (15) are provided with limiting blocks (17) with one end respectively extended into two limiting grooves (16), the opposite sides of two housings (14) are provided with second threaded rods (18) with one end extended into the interiors thereof and movably connected with two sliding blocks (15) respectively, and the opposite sides of two second threaded rods (18) are provided with knobs (19).
2. An emergency care stretcher according to claim 1, wherein: The rotating assembly (13) comprises rotating shafts (131), the bottoms of two rectangular blocks (8) are movably provided with rotating shafts (131) with one end respectively extended into the interiors of two rectangular grooves (9), the outer sides of two rotating shafts (131) are fixedly provided with driving gears (132) between front and back first threaded rods (10), the outer sides of left and right first threaded rods (10) are fixedly provided with driven gears (133) below two positioning blocks (12) respectively, one end of left two driven gears (133) is engaged with the left driving gear (132) and one end of right two driven gears (133) is engaged with the right driving gear (132), and the bottoms of two rotating shafts (131) are fixedly provided with hand wheels (134).
3. The emergency care stretcher of claim 1, wherein: First bearings are fixedly mounted on the front and back sides of the inner bottom walls of two rectangular grooves (9), the first threaded rods (10) are rotationally connected with the inner bottom walls of the rectangular grooves (9) through the first bearings, and screw grooves matched with the first threaded rods (10) are formed in the bottoms of two positioning blocks (12).
4. An emergency care stretcher according to claim 2, wherein: Second bearings are fixedly mounted in two circular holes in the bottoms of two rectangular blocks (8), and the rotating shafts (131) are rotationally connected with the rectangular blocks (8) through the second bearings.
5. The emergency care stretcher of claim 1, wherein: The opposite side inner walls of the two shell bodies (14) are provided with first through holes matched with the limiting blocks (17), and the opposite top sides of the two rectangular blocks (8) are provided with second through holes matched with the limiting blocks (17).
6. An emergency care stretcher according to claim 1, wherein: The opposite sides of the two shell bodies (14) are provided with threaded holes matched with two second threaded rods (18) respectively, and the opposite sides of the two sliding blocks (15) are fixedly provided with third bearings, and the second threaded rods (18) are rotationally connected with the sliding blocks (15) through the third bearings.