CN211156917U

CN211156917U - Lower limb muscle strength auxiliary protective tool

Info

Publication number: CN211156917U
Application number: CN201921622652.3U
Authority: CN
Inventors: 王海峰; 罗明; 马文林; 谢南姿; 李健; 沈艺; 罗帮镇; 刘阳; 邓冰
Original assignee: Shanghai Tongji Hospital
Current assignee: Shanghai Tongji Hospital
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-08-04
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a low limbs flesh power assists protective equipment, be equipped with elasticity torsional spring mechanism on kneecap portion support side position, elasticity torsional spring mechanism includes the torsional spring mechanism shell, the torsional spring mechanism lid on the torsional spring mechanism shell is located to the lid, and locate the torsional spring in the torsional spring mechanism shell, be equipped with the outer anchor fixed point draw-in groove of torsional spring on the torsional spring mechanism shell inside wall, the bottom is equipped with the spliced pole in the torsional spring mechanism shell, shank portion support upper end links to each other with the spliced pole, the torsional spring mechanism covers and is equipped with the elasticity adjusting button, it has the outer fixed fulcrum of torsional spring even to have its below, it locates on the spliced pole to turn round the spring cover, torsional spring inner and spliced pole, shank portion support links to each other the point, the torsional spring outer end is connected. The utility model discloses play knee joint support, walking helping hand protection at patient's walking in-process, slow down action speed when accomplishing to sit down the action, protection backbone and hip.

Description

Lower limb muscle strength auxiliary protective tool

Technical Field

The utility model relates to a limbs protective equipment, more specifically say, relate to a low limbs flesh power assists protective equipment.

Background

The lower limb muscles are the skeletal muscles of the lower limb, and can be divided into four parts, namely hip muscles, thigh muscles, calf muscles and foot muscles. Generally, when a person sits, the ankle, the knee and the thigh can be bent by three 90 degrees, so that the long-time sitting of the person is easy to cause the consequences of deep vein thrombosis, buttock pressure sore, further atrophy of the lower limb muscle and the like, and the lower limb rehabilitation exercise is particularly important. And the muscular atrophy and the muscular strength decline of the lower limbs (especially the muscular strength decline of quadriceps femoris) caused by various diseases, aging and the like are easy to cause difficult standing actions in the daily rehabilitation activities, so that the next action behaviors such as walking and the like cannot be further completed. And the fast and large impact force of the spine and the hip is easily caused due to the over-fast action speed of sitting, so that the spine and the hip are damaged.

The existing auxiliary standing action devices are mainly devices arranged on a closestool or a chair and can not move along with the movement of a user, and in addition, the structure of the mechanical exoskeleton which appears recently is too complex and high in cost, so that the device is not suitable for being popularized and used by patients, old people and other users.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned defect that exists among the prior art, the utility model aims at providing a low limbs muscle power assists protective equipment, for supplementary low limbs muscle power decline patient accomplishes the action of standing up, plays knee joint support, walking helping hand, protection simultaneously at patient walking in-process, slows down action speed when accomplishing the action of sitting down, protection backbone and hip.

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

a lower limb muscle strength auxiliary protective tool comprises a thigh support, a patellar support and a shank support which are connected in sequence;

an elastic torsion spring mechanism is arranged on the side surface of the patella part support and is respectively connected with the thigh part support and the shank part support;

the elastic torsion spring mechanism comprises a torsion spring mechanism shell, a torsion spring mechanism cover and a torsion spring, wherein the torsion spring mechanism cover is arranged on the torsion spring mechanism shell in a covering manner, the torsion spring is arranged in the torsion spring mechanism shell, the outer side surface of the torsion spring mechanism shell is connected with the lower end of a thigh support, a movable groove is formed in the outer side surface of the torsion spring mechanism shell opposite to the thigh support, an outer torsion spring anchoring point clamping groove is formed in the inner side wall of the torsion spring mechanism shell, a connecting column is further arranged at the bottom in the torsion spring mechanism shell, the upper end of a shank support extends into the movable groove to be connected with the connecting column, an elastic force adjusting button is arranged on the upper surface of the torsion spring mechanism cover, an outer torsion spring fixing fulcrum is connected below the elastic force adjusting button, the outer torsion spring fixing fulcrum is positioned on the lower surface of the torsion spring mechanism cover, the torsion spring is sleeved on the connecting column, the, the elastic force adjusting button is rotated to enable the outer fixing pivot of the torsion spring to be clamped into each clamping groove on the outer anchoring point clamping groove of the torsion spring, and the elastic force adjusting button is used for adjusting the elastic force of the torsion spring;

and the clamping groove limiting belt is also arranged on the torsion spring outer anchoring point clamping groove and used for fixing and unlocking the torsion spring outer fixing fulcrum on the torsion spring outer anchoring point clamping groove.

The torsion spring outer anchoring point clamping groove is provided with 5 grades, and the clamping groove limiting belt is also correspondingly provided with 5 grades.

The clamping groove limiting belt comprises an elastic belt which is arc-shaped and is connected with 6 fixing blocks, one end of the elastic belt is fixed on the shell of the torsion spring mechanism, and an unlocking mechanism is arranged at the other end of the elastic belt.

The torsion spring outer anchoring point clamping groove is provided with 6 through holes corresponding to the 6 fixing blocks, and the 6 fixing blocks are respectively inserted into the corresponding through holes.

One side of the fixed block is an inclined plane, and the adjacent side is a vertical plane.

The unlocking mechanism comprises a rotating column connected into the shell of the torsion spring mechanism and a toggle gear fixed on the rotating shaft, and the tooth tip of the toggle gear is contacted with the other end of the elastic belt; also comprises

The unlocking button is arranged on the upper surface of the torsional spring mechanism cover, connected with the rotating column and arranged on the reset spring between the elastic band and the inner side wall of the shell of the torsional spring mechanism.

The thigh support, the patellar support and the shank support are all made of plastic carbon fiber materials, and skin-friendly fabric is wrapped on the outer sides of the thigh support, the patellar support and the shank support.

The skin-friendly fabric is also lined with high-density sponge or foam.

The thigh support and the shank support are both bound on the thigh and the shank of the human body through magic tapes.

The utility model provides a lower limbs muscle power assists protective equipment can assist the user to accomplish and stand up, walk, sit down the action, plays good support, guard action to the knee joint simultaneously. The protective clothing surface parcel parent's skin material can not produce uncomfortable and feel, can be fit for wearing for a long time. The elastic torsion spring mechanism is divided into 5 grades, and the proper torsion force can be adjusted according to the requirements of different users.

Drawings

Fig. 1 is a schematic structural view of the lower limb muscle strength auxiliary protective tool of the utility model;

fig. 2 is a schematic view of a torsion spring mechanism in the lower limb muscle force assist brace of fig. 1;

FIG. 3 is a schematic diagram of the torsion spring mechanism of FIG. 2;

fig. 4 is a side view of the cover of the torsion spring mechanism of fig. 2.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

Referring to fig. 1 to 4, the present invention provides a lower limb muscle strength auxiliary protective tool, which includes a thigh support 1, a patella support 2, and a shank support 3 connected in sequence.

Preferably, an elastic torsion spring mechanism 4 is arranged on the inner side surface of the patella support 2, and the thigh support 1 and the shank support 3 are movably connected through the elastic torsion spring mechanism 4.

Preferably, the elastic torsion spring mechanism 4 is integrally configured to be circular, and includes a torsion spring mechanism housing 401, a torsion spring mechanism cover 402 disposed on the torsion spring mechanism housing 401 through a screw cap, and a torsion spring 403 disposed in the torsion spring mechanism housing 401, as an embodiment, the torsion spring 403 is preferably selected from a spring roll, an outer side surface of the torsion spring mechanism housing 401 is fixedly connected with a lower end of the thigh support 1, an outer side surface of the torsion spring mechanism housing 401 opposite to the thigh support 1 is provided with a movable groove 404, the shank support 3 moves in the movable groove 404, an inner side wall of the torsion spring mechanism housing 401 is provided with an outer torsion spring anchoring point clamping groove 405, a connection post 406 is further disposed at a center position of a bottom circle in the torsion spring mechanism housing 401, an upper end of the shank support 3 extends into the movable groove 404 and then is connected with the connection post 406, an elastic force adjusting button 407 is disposed on an upper surface of the torsion spring mechanism cover 402, and, the outer fixed pivot 408 of the torsion spring is located on the lower surface of the torsion spring mechanism cover 402, the torsion spring 403 is arranged in a spiral shape, the torsion spring 403 is sleeved on the connecting column 406, the inner end of the torsion spring 403 is connected with the connecting column 406 and the connecting position of the lower leg portion bracket 3, the outer end of the torsion spring 403 is connected with the outer fixed pivot 408 of the torsion spring, when the elasticity adjusting button 407 is rotated, the torsion spring 403 is pulled through the outer fixed pivot 408 of the torsion spring, so that the torsion of the torsion spring 403 can be adjusted, the outer fixed pivot 408 of the torsion spring is clamped into the outer anchoring point clamping groove 405 of the torsion spring.

Preferably, the outer anchoring point clamping groove 405 of the torsion spring is further provided with a clamping groove limiting band 409 for fixing and unlocking the outer fixing pivot 408 of the torsion spring in the outer anchoring point clamping groove 405 of the torsion spring.

Preferably, the outer anchoring point of the torsion spring 405 is provided with 5 steps, the slot limiting band 409 is also provided with 5 steps, and the upper surface of the torsion spring mechanism cover 402 is correspondingly provided with 5 steps of scales 412, when the elasticity adjusting button 407 rotates, the torsion corresponding to the torsion spring 403 is different.

Preferably, the slot limiting belt 409 includes an elastic belt 410 that is arc-shaped, and the lower surface of the elastic belt 410 is connected with 6 fixing blocks 411, one end of the elastic belt 410 is fixed on the torsion spring mechanism housing 401, and the other end of the elastic belt 410 is provided with an unlocking mechanism.

Preferably, the outer anchoring point clamping groove 405 of the torsion spring is provided with 6 through holes corresponding to the 6 fixing blocks 411, and the 6 fixing blocks 411 are respectively inserted into the corresponding through holes, so as to form 5-grade clamping grooves for fixing the elastic force adjusting button 407.

Preferably, the fixing block 411 is disposed as an inclined plane along a clockwise direction of the elastic force adjusting button 407, and is disposed as a vertical plane along a counterclockwise direction of the elastic force adjusting button 407 and a side adjacent to the inclined plane, so as to abut against the torsion spring outer fixing pivot 408 and position the elastic force adjusting button 407.

Preferably, the unlocking mechanism comprises a rotating column 413 connected to the inside of the shell 401 of the torsion spring mechanism, and a toggle gear 414 fixed on the rotating column 413, wherein the tooth tip of the toggle gear 414 is in contact with the other end of the elastic band 410; also comprises

An unlocking button 415 arranged on the upper surface of the torsion spring mechanism cover 402, the unlocking button 415 directly connected with the rotating column 413, and a return spring 416 arranged between the elastic band 410 and the inner side wall of the torsion spring mechanism shell 401. When the torque needs to be decreased from 5 th (i.e. from high to low), the unlocking button 415 is rotated to drive the rotating post 413, the rotating post 413 drives the toggle gear 414, the tooth tip of the toggle gear 414 toggles the other end of the elastic band 410, so that the elastic band 410 moves backward, at this time, the outer fixed pivot 408 of the torsion spring withdraws from the current slot, and the resilience of the torsion spring 403 pulls the outer fixed pivot 408 of the torsion spring to move back to the previous slot. The elastic band 410 is instantaneously reset by the reset spring 416, so that the outer fixed pivot 408 of the torsion spring is positioned at the previous blocking slot.

Preferably, the thigh support 1, the patella support 2 and the shank support 3 are all made of plastic carbon fiber materials, and the outer sides of the thigh support, the patella support 2 and the shank support are all wrapped with skin-friendly fabric which can be in direct contact with skin.

Preferably, the skin-friendly fabric is also lined with high-density sponge or foam.

Preferably, the thigh support 1 and the shank support 3 are both bound on the thigh and the shank of the human body through a plurality of magic tapes 5.

The utility model discloses a use method of protective equipment is assisted to low limbs flesh power:

the pair of lower limb muscle strength auxiliary protective tools are respectively worn on the left and right lower limbs of a user, and the thigh support 1 and the shank support 3 are bound on the thigh and the shank of the user through magic tape 5;

after the user wears the device, the elasticity adjusting button 407 is rotated according to the auxiliary force required by the user to finish the actions of standing, walking and sitting down, and the elasticity adjusting button is clamped into the 1-5 grade clamping grooves on the corresponding torsion spring outer anchoring point clamping groove 405 through the torsion spring outer fixing pivot 408 connected with the lower part of the elasticity adjusting button, so that the elasticity of the corresponding torsion spring can be adjusted;

the elasticity of the torsion spring is divided into 1 gear to 5 gears, the elasticity of the torsion spring is increased step by step, when the elasticity of the torsion spring is increased from 1 gear to 5 gears, the elasticity adjusting button 407 only needs to be rotated clockwise to correspond to the corresponding gear, and the clamping groove limiting belt 409 does not need to be loosened; when the gear is lowered from 5 to 1, the elasticity of the torsion spring is lowered step by step, the clamping groove limiting belt 409 needs to be loosened, namely, the unlocking button 415 is rotated first, and the gear is lowered.

The user will the utility model discloses the back is worn to the supplementary protective equipment of low limbs muscular strength, and when the user sat down, shank portion support 3 was around 4 in-connection posts 406 rotation angle (being close 90 °) of elasticity torsional spring mechanism to 4 interior torsional springs 403 of compression elasticity torsional spring mechanism, torsional spring 403 formed certain resistance in compression process, can prevent that the user from doing to sit down and act too fast, avoided causing backbone, the quick great impact force of hip, arouse backbone, hip damage. When the user stands up, the torsion spring 403 in the resilient torsion spring mechanism 4 is released, and the releasing force of the torsion spring 403 assists the user in the standing up action. When a user walks and the lower leg is bent, the lower leg support 3 firstly rotates for a certain angle around the connecting column 406 in the elastic torsion spring mechanism 4, so that the torsion spring 403 in the elastic torsion spring mechanism 4 is compressed in a small range, resistance is formed in the compression process, the torsion spring 403 in the elastic torsion spring mechanism 4 is released when the lower leg is straightened, and the releasing force of the torsion spring 403 can assist the user to walk, thereby playing the roles of assisting the walking of the lower limb and rehabilitation exercise.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. The utility model provides a protective equipment is assisted to low limbs flesh power which characterized in that: comprises a thigh part bracket, a patella part bracket and a shank part bracket which are connected in sequence;

2. The lower limb muscle force assist protector of claim 1, wherein: the torsion spring outer anchoring point clamping groove is provided with 5 grades, and the clamping groove limiting belt is also correspondingly provided with 5 grades.

3. The lower limb muscle force assist protector of claim 2, wherein: the draw-in groove spacing area includes that an setting is the elastic band of arc form, even has 6 fixed blocks on it, and on the one end of elastic band was fixed in the torsional spring mechanism shell, be equipped with release mechanism on the other end of elastic band.

4. The lower limb muscle force assist protector of claim 3, wherein: the torsion spring outer anchoring point clamping groove is provided with 6 through holes corresponding to the 6 fixing blocks, and the 6 fixing blocks are respectively inserted into the corresponding through holes.

5. The lower limb muscle force assist protector of claim 4, wherein: one side of the fixed block is an inclined plane, and the adjacent side is a vertical plane.

6. The lower limb muscle force assist protector of claim 4, wherein: the unlocking mechanism comprises a rotating column connected into the shell of the torsion spring mechanism and a toggle gear fixed on the rotating shaft, and the tooth tip of the toggle gear is contacted with the other end of the elastic belt; also comprises

7. The lower limb muscle force assist protector of claim 1, wherein: the thigh support, the patellar support and the shank support are all made of plastic carbon fiber materials, and skin-friendly fabric is wrapped on the outer sides of the thigh support, the patellar support and the shank support.

8. The lower limb muscle force assist protector of claim 7, wherein: the skin-friendly fabric is also lined with high-density sponge or foam.

9. The lower limb muscle force assist protector of claim 1, wherein: the thigh support and the shank support are both bound on the thigh and the shank of the human body through magic tapes.