CN216455684U

CN216455684U - Automatic flick stretcher

Info

Publication number: CN216455684U
Application number: CN202122936591.1U
Authority: CN
Inventors: 刘萍
Original assignee: DONGGUAN HOUJIE HOSPITAL
Current assignee: Yangzhou Aohu Medical Equipment Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-10
Anticipated expiration: 2031-11-26

Abstract

An automatic pop-up stretcher comprising: the stretcher comprises a stretcher body, wherein a supporting component for supporting the stretcher body is arranged at the bottom of the stretcher body, the supporting component comprises support legs, a first rotating rod and a second rotating rod, the front side and the rear side of the bottom of the stretcher body are respectively hinged with the support legs, the hinged positions of the support legs are the upper ends of the support legs, the support legs can rotate around the upper ends of the support legs for storage, an elastic element is arranged between the support legs and the stretcher body, one ends of the first rotating rod and the second rotating rod are mutually hinged, the other end of the first rotating rod is hinged with the bottom of the stretcher body, the other end of the second rotating rod is hinged with the lower parts of the support legs, a pre-bending mechanism matched with the supporting component is further arranged on the stretcher body, and a support leg auxiliary bouncing device for unfolding the first rotating rod and the second rotating rod is arranged at the bottom of the stretcher body; through the setting of extension spring, increased the strength that first bull stick resets to through the strength that the second bull stick increases the stabilizer blade and resets, guaranteed that the stabilizer blade can expand smoothly.

Description

Automatic flick stretcher

Technical Field

The utility model relates to a rescue stretcher, in particular to an automatic flicking stretcher.

Background

People need transport patient to the hospital through the ambulance and treat when sick in the open air or at home, because patient's health is fragile, need lift patient to the ambulance through the stretcher on, has made things convenient for medical personnel to lift the stretcher, the stretcher adopts high-quality aluminum alloy aluminum product basically and the structure of stretcher is light and handy nimble, and the stretcher face adopts the foam cushion, makes sick and wounded's comfortable of lying.

CN207306803U patent of utility model discloses a stretcher for emergency treatment, its structure includes: can supply the stretcher main part that patient laid, be provided with the folded cascade supporting mechanism that can support the stretcher main part in the below of stretcher main part, folded cascade supporting mechanism restores through elastomeric element after folding, folded cascade supporting mechanism's lower part is provided with the gyro wheel, the stretcher main part can be through the gyro wheel of folded cascade supporting mechanism lower part subaerial slip, both sides still are provided with respectively around the stretcher main part and carry out the supporting wheel that supports to the stretcher main part, the shortcoming of this kind of structure is, elastomeric element is along with the increase of length when using, the elasticity performance also can reduce thereupon, the elasticity performance reduces can cause folding mechanism can not restore completely, when moving off patient from the ambulance, folding mechanism can not restore completely and cause the accident easily, cause the injury to patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic flicking stretcher capable of assisting supporting legs to be completely unfolded.

In order to achieve the purpose, the utility model provides the following technical scheme:

an automatic flick stretcher comprises a stretcher body, a supporting component for supporting the stretcher body is arranged at the bottom of the stretcher body, the supporting component comprises supporting legs, a first rotating rod and a second rotating rod, the front side and the rear side of the bottom of the stretcher body are respectively hinged with the supporting legs, the hinged positions of the stretcher body and the stretcher body are the upper ends of the support legs, the support legs can be rotatably accommodated around the upper ends of the support legs, elastic elements are arranged between the support legs and the stretcher body, one ends of the first rotating rod and the second rotating rod are mutually hinged, the other end of the first rotating rod is hinged with the bottom of the stretcher body, the other end of the second rotating rod is hinged with the lower portion of the support legs, the lower ends of the support legs are respectively provided with a roller used for moving the stretcher, the stretcher body is further provided with a pre-bending mechanism matched with the supporting component, auxiliary wheels capable of sliding on an ambulance platform are rotatably arranged on two sides of the bottom of the stretcher body, and a support leg auxiliary bouncing device used for unfolding the first rotating rod and the second rotating rod is arranged at the bottom of the stretcher body.

According to a further technical scheme, the supporting leg auxiliary bouncing device comprises a connecting rod, one end of the connecting rod is connected to the first rotating rod, a supporting sleeve is fixed to the bottom of the stretcher body, a movable frame is movably connected with the supporting sleeve, the other end of the connecting rod is movably connected with the rear side wall of the movable frame, and a tension spring is arranged between the supporting sleeve and the movable frame.

Further technical scheme, stretcher body bottom front side still is equipped with the contact block of downward bulge, and the contact block has the cambered surface of downwarping, still is equipped with guide part between contact block and the stretcher body, and the contact block can be followed guide part and moved from top to bottom, and the contact block lateral wall still has a recess, and the adjustable shelf still has the convex part that extends to the recess direction, and the convex part inserts and shifts out in the recess.

According to a further technical scheme, a first spring is arranged between the stretcher body and the contact block.

According to the technical scheme, the guide component is a guide frame fixedly arranged at the bottom of the stretcher body, the guide frame is a hollow frame body, the bottom of the guide frame is open, the contact block can slide up and down in the guide frame, and the side wall of the guide frame is provided with an opening for the convex part of the movable frame to penetrate through.

According to a further technical scheme, the guide component is a fixing rod which is fixed at the bottom of the stretcher body and is more than two.

In a further technical scheme, the elastic element is a torsion spring.

According to the further technical scheme, the support legs comprise first support legs and second support legs, a second cross rod is arranged between the first support legs and the second support legs, and the lower ends of the second rotating rods are hinged to the second cross rod.

According to the technical scheme, the first rotating rods and the second rotating rods are arranged in two groups and are arranged on the front side and the rear side respectively, one group of the first rotating rods and the second rotating rods are arranged on the left side of the second transverse rod, the other group of the first rotating rods and the second rotating rods are arranged on the right side of the second transverse rod, a first transverse rod is arranged between the first rotating rods close to one side of the connecting rod, and the rear end of the connecting rod is movably connected with the middle of the first transverse rod.

According to a further technical scheme, the cambered surface of the contact block is made of rubber.

The utility model has the beneficial effects that:

1. through the setting of extension spring, when first bull stick downwardly rotating reset, the pulling force that the extension spring reseed thereupon can transmit first bull stick through connecting rod and first horizontal pole, has increased the strength that first bull stick resets to through the strength that second bull stick increase stabilizer blade resets, guaranteed that the stabilizer blade can launch smoothly.

2. Through the setting of contact piece and spacing subassembly, when the right side stabilizer blade can not reset completely, the adjustable shelf will not shift out the recess completely, and the contact piece can not upwards move on the guide part because of the effect of adjustable shelf, under the effect of patient's gravity and automatic flick type stretcher self, medical personnel can not shift out the ambulance with automatic flick type stretcher easily, has played suggestion medical personnel's effect.

Additional features and advantages of the utility model will be set forth in the detailed description which follows

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic bottom perspective view of the present invention;

FIG. 4 is a schematic perspective view of a stop assembly according to the present invention;

FIG. 5 is a schematic perspective view of a cross-sectional structure of the present invention;

FIG. 6 is an enlarged view of portion A of the present invention;

fig. 7 is a perspective view of another guide member of the present invention.

The notation in the figure is: 1. a stretcher body; 11. a pre-bending mechanism; 12. a handle; 2. a support member; 21. a support leg; 22. a first rotating lever; 23. a second rotating rod 25, a torsion spring; 3. a movable wheel; 4. an auxiliary wheel; 5. a guide frame; 51. a fixing rod; 6. a supporting leg auxiliary springing-open device 61 and a first cross bar; 62. a connecting rod; 63. a support sleeve; 64. a movable frame; 65. a tension spring; 7. a contact block; 71. a groove; 72. a convex portion; 73. an opening; 8. a first spring 9 and a second cross bar.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the description of the present invention, taking fig. 2 as an example, the side of the stretcher with the handle 12 is the rear side, and the side opposite to the handle is the front side, and the medical staff pushes the stretcher through the handle 12 with the left hand of the medical staff as the left side and the right hand as the right side, and the following drawings adopt the same standard.

As shown in fig. 1-7, the present invention comprises a stretcher body 1 for lying a patient, wherein a handle 12 is provided on the left side of the stretcher body 1, a supporting component 2 for supporting the stretcher body 1 is provided on the bottom of the stretcher body 1, the supporting component 2 comprises a supporting leg 21, a first rotating rod 22 and a second rotating rod 23, the front and back sides of the bottom of the stretcher body 1 are hinged with the supporting leg 21, the hinged position is the upper end of the supporting leg 21, the supporting leg 21 can be rotatably accommodated around the upper end, an elastic element, preferably a torsion spring 25, is provided between the supporting leg 21 and the stretcher body 1, one end of the first rotating rod 22 and one end of the second rotating rod 23 are hinged with each other, the other end of the first rotating rod 22 is hinged with the bottom of the stretcher body 1, the other end of the second rotating rod 23 is hinged with the lower part of the supporting leg 21, so that the first rotating rod 22 and the first rotating rod 23 can be folded and rotated, the lower end of the supporting leg 21 is provided with a roller 3 for moving, the stretcher body 1 is further provided with a pre-bending mechanism 11 matched with the supporting component 2, the pre-bending mechanism 11 is in the prior art, when the automatic flicking type stretcher is transferred to an ambulance, the pre-bending mechanism 11 can pre-bend the first rotating rod 22 by a certain angle, when the support legs 21 rotate upwards, the first rotating rod 22 and the second rotating rod 23 also rotate correspondingly around the hinged positions of the first rotating rod 22 and the support legs 21 with the bottom of the stretcher body 1, the first support legs 21 and the first support legs 21 are both connected with elastic elements with the bottom of the stretcher, auxiliary wheels 4 capable of sliding on the platform of the ambulance are rotatably arranged on the two sides of the bottom of the stretcher body 1, and the bottom of the stretcher body 1 is further provided with a support leg auxiliary flicking device 6 for flicking the first rotating rod 22 and the second rotating rod 23.

As shown in fig. 3-6, the leg opening assisting device 6 comprises a connecting rod 62 with one end connected to the first rotating rod 22, a supporting sleeve 63 fixed on the bottom of the stretcher body, a movable frame 64 movably connected to the supporting sleeve 63, and the other end of the connecting rod 62 is movably connected to the left side wall of the movable frame 64, as shown in fig. 4, when the first rotating rod 22 rotates upwards in the arrow direction, the movable frame 64 can be driven by the connecting rod 62 to move forwards, a tension spring 65 is arranged between the supporting sleeve 63 and the movable frame 64, when the first rotating rod rotates downwards to reset, the tension force of the tension spring 65 resetting along with the first rotating rod can be transmitted to the first rotating rod 22 through the connecting rod 62 and the first cross rod 61, the resetting force of the first rotating rod 22 is increased, so that the resetting force of the leg 21 is increased through the second rotating rod 23, and the leg 21 can be smoothly unfolded.

As shown in fig. 5-7, the front side of the bottom of the stretcher body 1 is further provided with a contact block 7 protruding downwards, the contact block 7 has a downward curved arc surface, the arc surface is preferably made of rubber, a guide member is further provided between the contact block 7 and the stretcher body 1, the contact block 7 can move up and down along the guide member, the side wall of the contact block 7 is further provided with a groove 71, the movable frame 64 is further provided with a protrusion 72 extending towards the direction of the groove 71, and the protrusion 72 is inserted into and removed from the groove 71.

The guiding component is a guiding frame 5 fixedly arranged at the bottom of the stretcher body, the guiding frame is a hollow frame body, the bottom of the guiding frame is open, the contact block 7 can slide up and down in the guiding frame, the side wall of the guiding frame is provided with an opening 73 for the convex part 72 of the movable frame 64 to penetrate, and a bulge (not shown in the figure) for preventing the contact block 7 from sliding out is further arranged in the guiding frame 5.

The guiding component can also be more than two fixing rods 51 fixed at the bottom of the stretcher body 1, the contact block 7 is movably connected with the fixing rods 51, the lower end of the fixing rods 51 is provided with a limiting block for preventing the contact block 7 from sliding out, and the diameter of the limiting block is larger than that of the fixing rods 51.

As shown in fig. 2-4, the support legs 21 include a first support leg and a second support leg, a second cross bar 9 is disposed between the first support leg and the second support leg, the lower end of the second rotating rod 23 is hinged to the second cross bar 9, and the second cross bar 9 is disposed to enable the corresponding support legs 21 to rotate synchronously.

The first rotating rods 22 and the second rotating rods 23 are arranged in two groups and are arranged on the front side and the rear side respectively, one group of the first rotating rods 22 and the second rotating rods 23 are arranged on the left side of the second cross rod 9, the other group of the first rotating rods 22 and the second rotating rods 23 are arranged on the right side of the second cross rod 9, a first cross rod 61 is arranged between the first rotating rods 22 on one side close to the connecting rod 62, and the rear end of the connecting rod 62 is movably connected with the middle of the first cross rod 61. The connecting rod 62 is arranged in the middle of the first cross rod 61, and the reset tension of the tension spring 65 can be transmitted to the middle of the first cross rod 61 through the connecting rod 62 and is uniformly transmitted to the support legs 21 on two sides of the first cross rod 61 through the first cross rod 61.

The ambulance is provided with a platform for placing the automatic flick type stretcher, the platform is also required to be provided with a convex block corresponding to the contact block 7, when a patient needs to be transported to the ambulance, the stretcher is pushed to the position right opposite to the rear part of the ambulance, then the automatic flick type stretcher is pushed to move towards the direction of the ambulance, in the moving process, the contact block 7 is firstly contacted with the convex block to extrude the contact block 7 to move upwards, after being separated from the convex block, the contact block 7 moves downwards through self gravity to reset, the stretcher is pushed to move towards the inside of the ambulance after resetting, before the front side support leg 21 contacts the ambulance, a medical worker firstly rotates the first rotating rod 22 upwards by a certain angle through the pre-bending mechanism 11, when the support leg 21 contacts the ambulance, the first support leg 21 rotates upwards to rotate under the action of contacting with the ambulance, the torsion spring 25 is compressed, the second support leg rotates to enable the first rotating rod 22 and the second rotating rod 23 to be folded around the hinged part of the end part, the first rotating rod 22 rotates upwards in the folding process, the first rotating rod 22 rotates to drive the movable frame 64 to move forwards through the first cross rod 61 and the connecting rod 62, the tension spring 65 is stretched, so that the convex part 72 of the movable frame 64 is inserted into the groove 71 of the reset contact block 7, the up-and-down movement of the contact block 7 is limited, when a medical worker needs to move a stretcher with a patient from an ambulance, the automatic flick type stretcher is moved out from the ambulance from the inside to the outside by pulling the handle at one side of the stretcher body 1, the support leg 21 at the rear side is firstly separated from the ambulance in the moving process, then under the reset action of the torsion spring 25 at the corresponding side, the support leg 21 at the rear side rotates downwards firstly to drive the corresponding movable wheel 3 to move downwards to be contacted with the ground, the medical worker continues to move the stretcher out, the support leg 21 at the front side can be separated from the ambulance gradually, and the support leg 21 at the front side rotates downwards to reset through the reset action of the torsion spring 25 and the tension spring 65 after separation, the movable frame 64 is driven to move towards the rear side through the first cross rod 61 and the connecting rod 62, the convex part 72 of the movable frame 64 moves towards the rear side in the groove 71, when the front side supporting leg 21 cannot be completely reset, the convex part 72 cannot be completely moved out of the groove 71, when the stretcher is continuously moved out to enable the contact block 7 to contact with a convex block on an ambulance platform, the contact block 7 cannot move upwards on a guide part due to the effect of the convex part 72, under the action of the gravity of a patient and the gravity of the stretcher, medical staff cannot easily move the automatic flick type stretcher out of the ambulance, the second support of the medical staff is warned not to be completely reset, and accidents caused by the fact that the second support is not completely reset are prevented.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may include only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be apparent to those skilled in the art.

Claims

1. An automatic flick stretcher comprises a stretcher body (1), wherein a supporting component (2) used for supporting the stretcher body (1) is arranged at the bottom of the stretcher body (1), the supporting component (2) comprises supporting legs (21), first rotating rods (22) and second rotating rods (23), the supporting legs (21) are hinged to the front side and the rear side of the bottom of the stretcher body (1), the hinged positions of the supporting legs are the upper ends of the supporting legs (21), the supporting legs (21) can rotate around the upper ends of the supporting legs to be stored, an elastic element is arranged between the supporting legs (21) and the stretcher body (1), one ends of the first rotating rods (22) and the second rotating rods (23) are hinged to each other, the other ends of the first rotating rods (22) are hinged to the bottom of the stretcher body (1), the other ends of the second rotating rods (23) are hinged to the lower portions of the supporting legs (21), rollers (3) used for moving are arranged at the lower ends of the supporting legs (21), and a pre-bending mechanism (11) matched with the supporting component (2) is further arranged on the stretcher body (1), the front side and the rear side of the bottom of the stretcher body (1) are rotatably provided with auxiliary wheels (4) capable of sliding on an ambulance platform, and the stretcher is characterized in that the bottom of the stretcher body (1) is provided with a supporting leg auxiliary flicking device (6) for unfolding a first rotating rod (22) and a second rotating rod (23).

2. The automatic pop-up stretcher according to claim 1, wherein the supporting leg auxiliary pop-up device (6) comprises a connecting rod (62) with one end connected to the first rotating rod (22), a supporting sleeve (63) fixed at the bottom of the stretcher body (1), and a movable frame (64) movably connected with the supporting sleeve (63), the other end of the connecting rod (62) is movably connected with the rear side wall of the movable frame (64), and a tension spring (65) is arranged between the supporting sleeve (63) and the movable frame (64).

3. The stretcher of claim 2, wherein the stretcher body (1) is further provided with a contact block (7) protruding downwards on the front side of the bottom thereof, the contact block (7) has a curved surface bending downwards, a guide member is further provided between the contact block (7) and the stretcher body (1), the contact block (7) can move up and down along the guide member, the side wall of the contact block (7) is further provided with a groove (71), the movable frame (64) is further provided with a protrusion (72) extending towards the direction of the groove (71), and the protrusion (72) is inserted into and removed from the groove (71).

4. The automatic pop-up stretcher according to claim 3, wherein a first spring (8) is arranged between the stretcher body (1) and the contact block (7).

5. The stretcher of claim 3 characterized in that the guiding component is a guiding frame (5) fixed on the bottom of the stretcher body, the guiding frame is a hollow frame body, the bottom of the guiding frame is open, the contact block (7) can slide up and down in the guiding frame, and the side wall of the guiding frame is provided with an opening (73) for the protrusion (72) of the movable frame (64) to penetrate.

6. The automatic pop-up stretcher according to claim 3, wherein the guiding member is two or more fixing bars (51) fixed to the bottom of the stretcher body (1).

7. The automatic pop-up stretcher according to claim 1, wherein the elastic element is a torsion spring (25).

8. The stretcher of claim 2, characterized in that the first rotating rod (22) and the second rotating rod (23) are arranged in two groups, wherein the two groups of the first rotating rod (22) and the second rotating rod (23) are respectively arranged at the front side and the rear side, one group of the first rotating rod (22) and the second rotating rod (23) is arranged at the left side of the second cross rod (9), the other group of the first rotating rod (22) and the second rotating rod (23) is arranged at the right side of the second cross rod (9), a first cross rod (61) is arranged between the first rotating rods (22) at the side close to the connecting rod (62), and the rear end of the connecting rod (62) is movably connected with the middle part of the first cross rod (61).

9. The automatic flick stretcher according to claim 3 characterized in that the material of the cambered surface of the contact block (7) is rubber.