CN219109890U

CN219109890U - Orthopedics nursing draw gear

Info

Publication number: CN219109890U
Application number: CN202223368364.4U
Authority: CN
Inventors: 张娜; 梁卓文; 雷涛
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-02
Anticipated expiration: 2032-12-14

Abstract

The utility model belongs to the field of medical care equipment, and particularly relates to an orthopedic care traction device, which comprises a rehabilitation bed, wherein the support legs at the head and the tail of the rehabilitation bed are respectively fixedly connected with a fixed support through bolts, a sliding rail is fixedly connected between the tops of the two groups of fixed supports, one end of the sliding rail, which is close to the head of the rehabilitation bed, is upwards inclined, a sliding shell is connected onto the sliding rail in a sliding manner, the sliding shell and the sliding rail are provided with driving units, the driving units are manually driven through zippers, the tops of the fixed supports positioned at the head of the rehabilitation bed are fixedly connected with fixed shells, the zippers penetrate through the fixed shells, two groups of locking units are arranged in the fixed shells, and the two groups of locking units are manually released through the zippers. This application simple structure, easy operation can be through self flexible adjustment traction state to the uncomfortable patient of shank to pull the shank to the head direction, can reach more comprehensive traction and tensile, effectively accelerate recovery process.

Description

Orthopedics nursing draw gear

Technical Field

The utility model belongs to the field of orthopedic medical care equipment, and particularly relates to an orthopedic care traction device.

Background

Traction therapy is a treatment method often used in orthopedic treatment work. The traction bed is a novel instrument for carrying out traction by adopting mechanical transmission. The traction bed is characterized by combining human physiology and mechanical physical mechanics science, and is widely applied to symptoms such as lumbar disc herniation, lumbago, radioactive leg and foot numbness, leg and foot muscle atrophy caused by walking weakness, traumatic cervical vertebra fracture, dislocation and the like caused by various acute and chronic injuries; can also be used for treating cervical spondylosis, dizziness, headache, tinnitus, abnormal blood pressure and other clinical symptoms. In the manual adjustment traction device for the leg of the prior patent CN216933914U, a lifting support frame is arranged, the heights of a fixed rod and a fixed pulley can be adjusted, a sliding block is also arranged, the traction direction of the traction device is adjusted by sliding the sliding block left and right, a fixed bracket and an electric telescopic rod are arranged below the pillow, and the height of the pillow can be adjusted, so that the purpose of adjusting the bending degree and the shape of a patient body is achieved; according to the instruction, the adjustment position in the scheme can be determined to be far away from a patient, the adjustment is needed to be assisted by a attendant, the adjustment is performed in the leg direction, and the closer to the head, the slider is not easy to adjust manually due to the acting force of the legs. Therefore, there is a need for an orthopedic nursing traction device that has a simple structure, is easy to operate, can flexibly adjust the traction state through self-operation, and can traction the legs in the direction of the head, thereby achieving more comprehensive traction and stretching.

Disclosure of Invention

The utility model aims to provide an orthopedic nursing traction device, which solves the problems and achieves the purposes of flexible operation, reduced operation difficulty and improved traction efficiency.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides an orthopedics nursing draw gear, includes the rehabilitation bed, through bolt fixedly connected with fixed bolster on the landing leg of rehabilitation bed head and tail respectively, two sets of fixedly connected with slide rail between the top of fixed bolster, the slide rail is close to the one end tilt up setting of rehabilitation bed head, sliding connection has sliding housing on the slide rail, sliding housing with the slide rail is provided with drive unit, drive unit passes through the manual drive of zip fastener, is located the landing leg top fixedly connected with fixed housing of rehabilitation bed head, the zip fastener passes fixed housing is internal to be provided with two sets of locking units, two sets of locking unit pass through the manual release of zip fastener.

Preferably, the driving unit comprises a rotating shaft, the rotating shaft is rotationally connected to the inner side of the sliding shell, the rotating shaft is vertically arranged with the sliding rail, a second sprocket is connected to the outer key of the top end of the rotating shaft, the zipper bypasses the outer side of the second sprocket, a second gear is rotationally connected to the middle of the rotating shaft, the second gear is located at one side of the sliding rail and is meshed with the side wall of the sliding rail, a transmission part is arranged between the rotating shaft and the second gear, and the second gear synchronously rotates with the second sprocket through the transmission part.

Preferably, the transmission part comprises a bidirectional screw and two groups of sliding blocks, the bidirectional screw is coaxially and fixedly connected with the middle end of the rotating shaft, the bidirectional screw is rotationally connected with the sliding shell through the rotating shaft, the two groups of sliding blocks are slidingly connected with the inner side of the sliding shell along the axial direction of the bidirectional screw, the two groups of sliding blocks are respectively provided with a cavity on the opposite side surfaces of the sliding blocks, the opening ends of the cavities are respectively and slidingly connected with friction plates, a second spring is abutted between the friction plates and the bottom wall of the cavities, the two groups of second springs and the two groups of friction plates are respectively and symmetrically sleeved at the two ends of the bidirectional screw, and the two groups of friction plates are respectively and correspondingly arranged at the two sides of the second gear along the axial center.

Preferably, the locking unit comprises an auxiliary bracket, the bottom of the auxiliary bracket is vertically and slidably connected to the inner side of the fixed shell, a first sprocket is rotationally connected to the top end of the auxiliary bracket, the zipper bypasses the first sprocket, a locking part is arranged on the inner side of the fixed shell and passes through the auxiliary bracket, and the locking part is manually released through the zipper.

Preferably, the locking part comprises a locking half gear ring and a first gear, the locking half gear ring is fixedly connected to the top of the inner side of the fixed shell, the first gear is fixedly connected with the first sprocket in a coaxial mode, the first gear is in butt joint with the locking half gear ring through a first spring, and the first spring is in butt joint between the bottom of the auxiliary support and the bottom of the inner side of the fixed shell.

Preferably, the bottom of the sliding shell is fixedly connected with leg supporting cloth.

The utility model has the following technical effects: the main function of the sliding shell is to support the legs, and the sliding shell slides upwards along the sliding rail, namely slides in the direction close to the head, so that the legs are driven and pulled; the driving unit is mainly used for manually driving the sliding shell to slide upwards along the sliding rail through the zipper, and the arm is also helped to exercise in the manual driving process; the main function of the locking unit is to lock the zipper, so that the sliding shell is prevented from being accidentally touched to influence the stable operation of the leg traction process; the two groups of locking units are arranged, so that the sliding shell can move upwards and pull the legs conveniently, and the legs can be released conveniently, and the pulling process can be more stable and safer through the two groups of locking units; overall, this application simple structure, easy operation can be through self flexible adjustment traction state to the uncomfortable patient of shank to traction leg portion to the head direction, can reach more comprehensive traction and tensile, effectively accelerate recovery process.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a traction device of the present utility model in a front view;

FIG. 2 is a schematic cross-sectional view of a traction device of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2A;

FIG. 4 is an enlarged view of a portion of B in FIG. 2;

wherein, 1, a rehabilitation bed; 2. a fixed bracket; 3. a zipper; 4. a fixed housing; 5. a slide rail; 6. a sliding housing; 7. locking the half gear ring; 8. a first gear; 9. a first sprocket; 10. an auxiliary bracket; 11. a first spring; 12. a second sprocket; 13. a rotating shaft; 14. a slide block; 15. a second spring; 16. a friction plate; 17. a second gear; 18. a cavity; 19. a bi-directional screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-4, the utility model provides an orthopedic nursing traction device, which comprises a rehabilitation bed 1, wherein the support legs at the head and the tail of the rehabilitation bed 1 are fixedly connected with fixing brackets 2 through bolts respectively, a sliding rail 5 is fixedly connected between the tops of the two groups of fixing brackets 2, one end of the sliding rail 5 close to the head of the rehabilitation bed 1 is arranged in an upward inclined manner, a sliding shell 6 is connected onto the sliding rail 5 in a sliding manner, the sliding shell 6 and the sliding rail 5 are provided with driving units, the driving units are manually driven through a zipper 3, the top of the fixing bracket 2 positioned at the head of the rehabilitation bed 1 is fixedly connected with a fixing shell 4, the zipper 3 penetrates through the fixing shell 4, two groups of locking units are arranged in the fixing shell 4, and the two groups of locking units are manually released through the zipper 3.

The main function of the sliding shell 6 is to support the legs, and the sliding shell 6 slides upwards along the sliding rail 5, namely in the direction close to the head, so as to drive and pull the legs; the main function of the driving unit is to manually drive the sliding shell 6 to slide upwards along the sliding rail 5 through the zipper 3, and the manual driving process is also beneficial to the exercise of the arm; the main function of the locking unit is to lock the zipper 3, so that the sliding shell 6 is prevented from being caused by accidental touching of the zipper 3, and the stable operation of the leg traction process is prevented; the two groups of locking units are arranged to have the main functions of facilitating the sliding shell 6 to move upwards and pull the legs, and facilitating the release of the legs, so that the pulling process can be more stable and safer; overall, this application simple structure, easy operation can be through self flexible adjustment traction state to the uncomfortable patient of shank to traction leg portion to the head direction, can reach more comprehensive traction and tensile, effectively accelerate recovery process.

Further optimizing scheme, the drive unit includes pivot 13, pivot 13 rotates to be connected in sliding housing 6 inboard, pivot 13 sets up with slide rail 5 perpendicularly, the top outside key of pivot 13 is connected with second sprocket 12, the outside of second sprocket 12 is walked around to zip fastener 3, the middle part rotation of pivot 13 is connected with second gear 17, second gear 17 is located one side of slide rail 5 and still with slide rail 5's lateral wall meshing setting, pivot 13 is provided with drive portion with second gear 17, second gear 17 passes through drive portion and the synchronous rotation of second sprocket 12.

The zipper 3 is manually pulled to drive the second sprocket 12 to rotate with the rotating shaft 13, and the rotating shaft 13 rotates to start the transmission part, so that the second gear 17 is driven to rotate, and the second gear 17 is meshed with one side of the slide rail 5, so that the sliding shell 6 is stably driven to move towards the head direction, and the leg traction is realized; when the zipper 3 is reversely pulled, the transmission part is released, the transmission part can not drive the second gear 17 to rotate, and the sliding shell 6 moves away from the head under the action of the gravity of the leg, so that the purpose of releasing the leg is achieved.

Further optimizing scheme, the drive portion includes two-way lead screw 19 and two sets of sliders 14, two-way lead screw 19 coaxial fixed connection is at the middle-end of pivot 13, two-way lead screw 19 rotates with sliding housing 6 through pivot 13 to be connected, two sets of sliders 14 are along two-way lead screw 19 axle center direction sliding connection at sliding housing 6 inboard, cavity 18 has been seted up respectively on two sets of sliders 14 opposite sides, sliding connection has friction disc 16 in the open end of cavity 18 respectively, the butt has second spring 15 between the diapire of friction disc 16 and cavity 18, two sets of second springs 15 and two sets of friction disc 16 are symmetrical the cover respectively to be established at two ends of two-way lead screw 19, two sets of friction disc 16 correspond the both sides that set up at second gear 17 respectively along the axle center.

Initially, the second spring 15 is in a free state, and a certain gap exists between the two groups of sliders 14 and the second gear 17; when the rotating shaft 13 rotates, the bidirectional screw rod 19 is driven to synchronously rotate, the two groups of sliding blocks 14 are driven to slide towards the direction of the second gear 17, the two groups of sliding blocks 14 synchronously contact the second gear 17, and as the pressure of the two groups of sliding blocks 14 to the second gear 17 increases, the two groups of second springs 15 are continuously compressed, so that friction force is generated, the second gear 17 is driven to rotate and meshed with one side of the sliding rail 5, the sliding shell 6 moves towards the head direction, and after the slide fastener 3 is released, the slide fastener 3 is locked by the locking unit to prevent the sliding shell 6 from moving reversely; when the slide fastener 3 is pulled reversely, the two groups of sliders 14 partially release the second gear 17, the slide housing 6 slowly moves downwards under the action of the gravity of the legs and the friction force, and when the two groups of sliders 14 completely release the second gear 17, the friction force disappears, and the slide housing 6 moves downwards to the lowest end through the gravity of the legs.

Further optimizing scheme, the locking unit includes auxiliary stand 10, and the vertical sliding connection in bottom of auxiliary stand 10 is inboard at fixed casing 4, and the top of auxiliary stand 10 rotates and is connected with first sprocket 9, and first sprocket 9 is walked around to zip fastener 3, and first sprocket 9 is provided with locking portion through auxiliary stand 10 and fixed casing 4 inboard, and locking portion passes through zip fastener 3 manual release.

Further optimizing scheme, locking portion includes locking half ring gear 7 and first gear 8, and locking half ring gear 7 fixed connection is at the inboard top of fixed casing 4, and first gear 8 and the coaxial heart fixed connection of first sprocket 9, first gear 8 and locking half ring gear 7 pass through first spring 11 butt setting, and first spring 11 butt is between auxiliary stand 10 bottom and the inboard bottom of fixed casing 4.

Initially, the first spring 11 is in a compressed state, the first gear 8 is abutted with the locking half gear ring 7 through the first spring 11, and the first sprocket 9 and the zipper 3 are locked; when the sliding shell 6 is required to be moved upwards, the zipper 3 is manually pulled, the elasticity of the first spring 11 is overcome according to the downward acting force exerted by the zipper 3 on the first sprocket 9, the first spring 11 is continuously compressed, the auxiliary bracket 10 slides downwards, the first gear 8 is separated from the locking half gear ring 7, the sliding shell 6 can be driven by continuously pulling the zipper 3, the zipper 3 is released, and the locking state between the first gear 8 and the locking half gear ring 7 is restored under the action of the elasticity of the first spring 11; similarly, when the slide fastener 3 is pulled in the reverse direction, the other set of first gears 8 is disengaged from the locking half ring gear 7 and moves downward by the gravity of the legs or the gravity of the slide case 6 itself.

Further optimizing scheme, the bottom fixedly connected with shank support of sliding housing 6 holds in palm cloth. The leg support cloth is used for fixing the legs.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. An orthopedics nursing draw gear, its characterized in that: including rehabilitation bed (1), be connected with fixed bolster (2) through bolt fixedly on the landing leg of rehabilitation bed (1) head and tail respectively, two sets of fixedly connected with slide rail (5) between the top of fixed bolster (2), slide rail (5) are close to the one end tilt up setting of rehabilitation bed (1) head, sliding connection has sliding housing (6) on slide rail (5), sliding housing (6) with slide rail (5) are provided with drive unit, drive unit passes through zip fastener (3) manual drive, be located the landing leg (1) head fixed bolster (2) top fixedly connected with fixed shell (4), zip fastener (3) pass fixed shell (4), be provided with two sets of locking units in fixed shell (4), two sets of locking units pass through zip fastener (3) manual release.

2. The orthopedic nursing traction device of claim 1, wherein: the driving unit comprises a rotating shaft (13), the rotating shaft (13) is rotationally connected to the inner side of the sliding shell (6), the rotating shaft (13) is vertically arranged with the sliding rail (5), a second sprocket (12) is connected to the outer key of the top end of the rotating shaft (13), the zipper (3) bypasses the outer side of the second sprocket (12), a second gear (17) is rotationally connected to the middle of the rotating shaft (13), the second gear (17) is located on one side of the sliding rail (5) and is meshed with the side wall of the sliding rail (5), a transmission part is arranged between the rotating shaft (13) and the second gear (17), and the second gear (17) synchronously rotates with the second sprocket (12) through the transmission part.

3. The orthopedic nursing traction device of claim 2, wherein: the transmission part comprises a bidirectional screw rod (19) and two groups of sliding blocks (14), the bidirectional screw rod (19) is fixedly connected with the middle end of the rotating shaft (13) in a coaxial mode, the bidirectional screw rod (19) is rotationally connected with the sliding shell (6) through the rotating shaft (13), the two groups of sliding blocks (14) are slidingly connected to the inner side of the sliding shell (6) along the axis direction of the bidirectional screw rod (19), cavities (18) are respectively formed in opposite side surfaces of the two groups of sliding blocks (14), friction plates (16) are respectively and slidingly connected to the opening ends of the cavities (18), second springs (15) are abutted between the friction plates (16) and the bottom wall of the cavities (18), the two groups of second springs (15) and the two groups of friction plates (16) are respectively and symmetrically sleeved at the two ends of the bidirectional screw rod (19), and the two groups of friction plates (16) are respectively and correspondingly arranged on the two sides of the second gear (17) along the axis.

4. The orthopedic nursing traction device of claim 1, wherein: the locking unit comprises an auxiliary support (10), the bottom of the auxiliary support (10) is vertically and slidably connected to the inner side of the fixed shell (4), a first sprocket (9) is rotatably connected to the top end of the auxiliary support (10), the first sprocket (9) is bypassed by the zipper (3), a locking part is arranged on the inner side of the fixed shell (4) through the auxiliary support (10), and the locking part is manually released through the zipper (3).

5. The orthopedic nursing traction device of claim 4, wherein: the locking part comprises a locking half gear ring (7) and a first gear (8), the locking half gear ring (7) is fixedly connected to the inner top of the fixed shell (4), the first gear (8) is fixedly connected with the first sprocket (9) through a coaxial center, the first gear (8) and the locking half gear ring (7) are arranged in a propping mode through a first spring (11), and the first spring (11) is propped between the bottom of the auxiliary support (10) and the inner bottom of the fixed shell (4).

6. The orthopedic nursing traction device of claim 1, wherein: the bottom of the sliding shell (6) is fixedly connected with leg supporting cloth.