CN216877746U

CN216877746U - Variable damping lower limb adduction and abduction rehabilitation training device

Info

Publication number: CN216877746U
Application number: CN202123288645.4U
Authority: CN
Inventors: 刘凯; 刘玉晶; 郭栋; 孙少开
Original assignee: Henan Jiayu Medical Technology Co ltd
Current assignee: Henan Jiayu Medical Technology Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-07-05
Anticipated expiration: 2031-12-25

Abstract

Variable damping low limbs adduction abduction rehabilitation training device, including the chassis, install liftable seat on the chassis, it has shank support frame A, shank support frame B to rotate through the axle respectively on the chassis, respectively fixedly connected with runner A on two axles, runner B, the stay cord is fixed connection again on another runner after walking around a runner, the other end of stay cord is connected on the resistance case, install a plurality of fixed pulleys on the route that the stay cord passed through between resistance case and runner, the resistance case includes the bottom of the case, fixedly connected with a plurality of lower couples on the bottom of the case, the lower extreme of a plurality of springs is hung and is established on the couple down, the upper end of a plurality of springs is hung and is established on last couple, the straight-bar is worn to establish in the activity upper cover, the position of last couple has the screw thread, there is the nut on the screw thread, the nut is pressed on the activity upper cover, fixed connection between stay cord and the activity upper cover. The trainer has low cost.

Description

Variable damping lower limb adduction and abduction rehabilitation training device

Technical Field

The utility model relates to a lower limb rehabilitation trainer, in particular to a variable damping lower limb adduction and abduction rehabilitation trainer, and belongs to the technical field of medical instruments.

Background

For a patient with impaired lower limb muscle strength, the lower limb adduction-abduction training is an effective rehabilitation treatment means, the rehabilitation training is performed by a lower limb adduction-abduction training device, training resistance is generally gradually increased along with the deepening of the process according to the recovery process of the patient in the training, the resistance adjusting mode of the existing lower limb adduction-abduction rehabilitation training device generally comprises a counterweight type and a magnetic resistance type, the counterweight type is discontinuous in resistance adjustment, the counterweight block is easy to lose, medical care personnel are required to accompany in the whole process, and the like, the magnetic resistance type needs a complex transmission structure, is large in size, needs a large installation space, can be operated only by being electrified, is expensive in cost, and has adjustable resistance in spite of the counterweight type and the magnetic resistance type, once the resistance is set, the resistance is constant and unchangeable in the process of one-time movement, and the initial stage in the process of one-time movement is, The resistance in the middle and the terminal stage is constant, the resistance cannot be changed from small to large in one training, so that the patient can adapt to the resistance gradually after cutting, and the resistance can not be loaded at a certain position to perform targeted rehabilitation treatment.

Disclosure of Invention

The utility model aims to overcome the problems in the conventional lower limb adduction-abduction rehabilitation training equipment and provides a variable damping lower limb adduction-abduction rehabilitation training device.

In order to realize the purpose of the utility model, the following technical scheme is adopted: the variable damping lower limb adduction and abduction rehabilitation trainer comprises a chassis, wherein a liftable seat is arranged on the chassis, a leg support frame A and a leg support frame B are respectively arranged on the chassis in a rotating way through shafts, the shafts are connected on the chassis in a rotating way, two shafts are respectively and fixedly connected with a rotating wheel A and a rotating wheel B, a stay cord is wound around one rotating wheel and then fixedly connected to the other rotating wheel, or a stay cord is wound around a plurality of circles around one rotating wheel and then fixedly connected to the other rotating wheel, the other end of the stay cord is connected to a resistance box, a plurality of fixed pulleys are arranged on a path through which the stay cord passes between the resistance box and the rotating wheels, the stay cord passes around each fixed pulley, the resistance box comprises a box bottom, a plurality of lower hooks are fixedly connected to the box bottom, the lower ends of a plurality of springs are hung on the lower hooks, the upper ends of a plurality of springs are hung on the upper hooks, and the upper hooks are arranged in holes or grooves in a movable upper cover in a penetrating way, the straight rod part of the upper hook is provided with a thread, a nut is screwed on the thread and pressed on the movable upper cover, the pull rope is fixedly connected with the movable upper cover, and the leg support frame A and the leg support frame B are in a splayed shape with a big front part and a small back part in a natural rotating state.

Further, the method comprises the following steps of; the movable upper cover is provided with a plurality of open slots, the upper hook is positioned in the open slots, the nut is a handle nut, the rear part of the movable upper cover is fixedly provided with a fixed upper cover on the resistance box, the fixed upper cover is provided with an L-shaped long hole corresponding to the open slots on the movable upper cover, and the hook can move in the open slots and the L-shaped long hole.

Further, the method comprises the following steps of; the pull rope is connected with a tension meter.

Further, the method comprises the following steps of; the base frame is fixedly connected with a stand column, the front part and the rear part of the upper part of the stand column are respectively provided with a fixed pulley A and a fixed pulley B, the base frame in front of the stand column is provided with a fixed pulley C, and the pull rope goes upwards from the movable upper cover and goes around the upper parts of the fixed pulleys A and B respectively and then goes around the lower part of the fixed pulley C.

Further, the method comprises the following steps of; armrests are arranged on two sides of the seat back.

Further, the method comprises the following steps of; the springs are springs with the same length and the same elastic coefficient or springs with the same length and the different elastic coefficients or springs with the different lengths and the different elastic coefficients.

The utility model has the positive and beneficial technical effects that: the resistance mechanism has the advantages of simple structure, convenient installation, small occupied area, low cost and powerful function, and the resistance can be adjusted in various ways; thirdly, as the resistance of the spring is increased after the spring is stretched, the process that the resistance is changed from small to large in one-time stretching is realized, and the resistance is gradually increased and is more adaptive to patients.

Drawings

FIG. 1 is a schematic view of one aspect of the present invention.

Fig. 2 is a schematic view of another aspect of the present invention.

FIG. 3 is a schematic illustration of the resistance box partially opened.

Detailed Description

In order to more fully explain the implementation of the present invention, examples of the implementation of the present invention are provided. These examples are merely illustrative of the present invention and do not limit the scope of the utility model.

The utility model is explained in further detail in connection with the accompanying drawings, in which: 1: a chassis; 2: a leg support frame A; 3: an axis A; 4: a rotating wheel A; 5: a leg support frame B; 6: a shaft B; 7: a rotating wheel B; 8: a resistance box; 9: a seat; 10: a handrail; 11: pulling a rope; 12: a movable upper cover; 13: fixing the upper cover; 14: an open slot; 15: an L-shaped long hole; 16: a fixed pulley A; 17: a fixed pulley B; 18: a fixed pulley C; 19: a tension meter; 20: a column; 21: a spring; 22: a lower hook; 23: an upper hook; 24: and a nut.

As shown in the attached drawings, the variable damping lower limb adduction and abduction rehabilitation trainer comprises an underframe 1, wherein a lifting seat 9 is arranged on the underframe, and armrests 10 are arranged on two sides of a backrest of the seat, so that a good posture can be kept during training, and the safety can be guaranteed.

A leg support frame A2 and a leg support frame B5 are respectively rotatably mounted on the underframe through shafts, the shafts are rotatably connected to the underframe, a rotating wheel A4 and a rotating wheel B7 are respectively and fixedly connected to the two shafts, a shaft A3 is a shaft of the leg support frame A, a shaft B6 is a shaft of the leg support frame B, and the leg support frame A and the leg support frame B are in a splayed shape with a large front part and a small back part in a natural rotation state. In this embodiment, the pulling rope 11 is wound around one of the rotating wheels and then fixedly connected to the other rotating wheel, or the pulling rope is wound around a plurality of turns of one rotating wheel and then fixedly connected to the other rotating wheel. The stay cord can be around runner A back fixed connection on runner B, can be around runner B back fixed connection on runner A, only one of them runner stimulates the stay cord in the motion under this kind of mode, can correspond different legs and train, perhaps the stay cord is fixed connection again on runner B after runner A winds a plurality of rings, perhaps the stay cord is fixed connection again on runner A after runner B winds a plurality of rings, two legs can exert oneself simultaneously in the training like this, train simultaneously corresponding to both legs.

The other end of the pull rope is connected to the resistance box 8, a plurality of fixed pulleys are arranged on a path from the resistance box to the rotating wheel through which the pull rope passes, and the pull rope is wound around each fixed pulley. In this embodiment, a column 20 is fixedly connected to the base frame, a fixed pulley a16 and a fixed pulley B17 are respectively installed on the front and rear of the upper portion of the column, a fixed pulley C18 is installed on the base frame in front of the column, a pull rope goes up from the movable upper cover, passes over the fixed pulley a and the fixed pulley B, and then passes under the fixed pulley C, and a tension meter 19 is connected to the pull rope. The tension meter is provided with a digital display, and can be quantitatively evaluated.

The resistance case include the bottom of the case, a plurality of lower couples of fixedly connected with 22 on the bottom of the case, the lower extreme of a plurality of springs 21 is hung and is established on couple down, the upper end of a plurality of springs is hung and is established on last couple 23, last couple wear to establish in hole or the groove in activity upper cover 12, the straight-bar position of going up the couple has the screw thread, has connect nut 24 on the screw thread top spin, the nut is pressed on activity upper cover 12, fixed connection between stay cord and the activity upper cover 12, the activity upper cover on seted up a plurality of open slots, go up the couple and be located the open slot, the nut be the handle nut, be in the resistance case activity upper cover rear portion fixed be provided with fixed upper cover 13, fixed upper cover set up the L shape slot hole 15 that corresponds with the open slot that the activity was covered, the couple can move in open slot and L shape slot hole. The springs are springs with the same length and the same elastic coefficient or springs with the same length and the different elastic coefficients or springs with the different lengths and the different elastic coefficients. This allows different resistance curves to be developed for different patient training sessions.

The resistance of the rehabilitation training device can be adjusted in the following ways: 1. changing the number of springs; 2: moving all or part of the upper hooks in the open grooves into the L-shaped long holes; 3: rotating the nut; 4: the spring constant of the spring is changed.

The rehabilitation training device can adjust the lengths of the springs at the initial positions to be inconsistent to adjust the positions of initial resistance, loading resistance in movement and the like, and if the individual spring can be adjusted through the nut, the individual spring is in a loose state in a natural rotating state, so that the spring can not generate resistance at the beginning, and the resistance can be loaded only when the movable upper cover moves to a certain position, so that the rehabilitation training device can more pertinently and flexibly load the resistance, and is favorable for the rehabilitation treatment of symptoms.

The rehabilitation training device is the same as the traditional lower limb adduction and abduction rehabilitation training device in use.

After the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the utility model, and it is intended that all simple modifications, equivalent changes and modifications made to the above embodiments based on the technical spirit of the present invention shall fall within the technical scope of the present invention, and the present invention shall not be limited to the embodiments illustrated in the description.

Claims

1. Variable damping low limbs adduction abduction rehabilitation training ware, including the chassis, install liftable seat on the chassis, rotate through the axle respectively on the chassis and install shank support frame A, shank support frame B, its characterized in that: the shaft is rotatably connected to the underframe, the two shafts are respectively and fixedly connected with a rotating wheel A and a rotating wheel B, a stay cord is wound around one rotating wheel and then fixedly connected to the other rotating wheel, or the stay cord is wound around a plurality of circles on one rotating wheel and then fixedly connected to the other rotating wheel, the other end of the stay cord is connected to a resistance box, a plurality of fixed pulleys are arranged on a path through which the stay cord passes between the resistance box and the rotating wheels, the stay cord passes around each fixed pulley, the resistance box comprises a box bottom, a plurality of lower hooks are fixedly connected to the box bottom, the lower ends of a plurality of springs are hung on the lower hooks, the upper ends of the plurality of springs are hung on the upper hooks, the upper hooks are arranged in holes or grooves in the movable upper cover in a penetrating manner, threads are arranged at straight rod parts of the upper hooks, nuts are screwed on the threads, the nuts are pressed on the movable upper cover, and the stay cord is fixedly connected with the movable upper cover, under the natural rotation state, the leg support frame A and the leg support frame B are in a splayed shape with a big front and a small back.

2. The variable damping lower limb adduction-abduction rehabilitation trainer as claimed in claim 1, characterised in that: the movable upper cover is provided with a plurality of open slots, the upper hook is positioned in the open slots, the nut is a handle nut, the rear part of the movable upper cover is fixedly provided with a fixed upper cover on the resistance box, the fixed upper cover is provided with an L-shaped long hole corresponding to the open slots on the movable upper cover, and the hook can move in the open slots and the L-shaped long hole.

3. The variable damping lower limb adduction-abduction rehabilitation trainer as claimed in claim 1, characterised in that: the pull rope is connected with a tension meter.

4. The variable damping lower limb adduction-abduction rehabilitation trainer as claimed in claim 1, characterised in that: the base frame is fixedly connected with a stand column, the front part and the rear part of the upper part of the stand column are respectively provided with a fixed pulley A and a fixed pulley B, the base frame in front of the stand column is provided with a fixed pulley C, and the pull rope goes upwards from the movable upper cover and goes around the upper parts of the fixed pulleys A and B respectively and then goes around the lower part of the fixed pulley C.

5. The variable damping lower limb adduction-abduction rehabilitation trainer as claimed in claim 1, characterised in that: armrests are arranged on two sides of the seat back.

6. The variable damping lower limb adduction-abduction rehabilitation trainer as claimed in claim 1, characterised in that: the springs are springs with the same length and the same elastic coefficient or springs with the same length and the different elastic coefficients or springs with the different lengths and the different elastic coefficients.