CN112807659A

CN112807659A - Knee pad capable of reducing sports injury of leg

Info

Publication number: CN112807659A
Application number: CN202110060108.XA
Authority: CN
Inventors: 邵利
Original assignee: Individual
Current assignee: Shunde Foshan Trans Speed Helmet Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-05-18
Anticipated expiration: 2041-01-18
Also published as: CN112807659B

Abstract

The invention relates to the technical field of exoskeletons and discloses a knee pad for reducing sports injury of legs. This leg reduces motion damage's knee-pad, utilize the support bar to be in different states under the different temperatures, reverse resistance when reducing the shank and crooked, the holding power when enlargiing the shank and straightening, when not influencing the shank motion, the reinforcing is to the supporting effect of shank, reduce articular pressure, reduce the joint damage, secondly, higher temperature also can do benefit to the maintenance to the knee, further strengthen the protecting effect, furthermore, because the high temperature bag is knee cooperation not all the time under elasticity, be difficult to by the removal, and simultaneously, holding down plate and top board are in the compression high temperature bag, also can reverse action knee cover, make it get back to the original position, whole process has effectively alleviateed and has slided, guarantee that the position does not change.

Description

Knee pad capable of reducing sports injury of leg

Technical Field

The invention relates to the technical field of exoskeletons, in particular to a knee pad for reducing sports injury of legs.

Background

It is well known that the joints of the legs of the human body are very vulnerable to injury, and in fact, the repair capacity of cartilage begins to decline after the age of 20 years, which causes problems in the joints of most elderly people.

In order to reduce the damage of joints, a knee pad is provided on the market, an elastic supporting strip is arranged at a position corresponding to a collateral ligament, when a leg is bent, the supporting strip is synchronously bent to provide supporting force, reduce the pressure of the joints and reduce the abrasion of the joints, however, as the bending is provided by the movement of the leg, on the premise of not influencing the normal movement of the leg, the supporting force provided by the knee pad is limited, the pressure of the joints is effectively reduced, and the exertion of the effect is restricted.

Secondly, because the elastic supporting bars are probably deviated to one side, the knee pad can slide and deviate from the action position to produce no effect due to different acting forces on the two ends when being bent and straightened.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the technical scheme of the knee pad for reducing sports injury of the leg, which has the advantages of better supporting effect, better protection effect, capability of effectively avoiding slippage and the like, and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides a leg reduces knee-pad of motion damage, includes knee cover, the both ends of knee cover are equipped with anti-skidding cover and lower anti-skidding cover, the both sides of knee cover correspond the support bar that the position fixedly connected with of collateral ligament is made by shape memory alloy, the knee cover corresponds the position of knee and is equipped with the high temperature bag, be equipped with heating device in the high temperature bag, the high temperature bag is connected with the power, the high temperature bag be equipped with knee complex recess, the upper and lower both sides of high temperature bag are equipped with top board and holding down plate respectively, the high temperature bag can be extruded to holding down board and top board when the shank is straightened, the knee cover corresponds the position of popliteal nest and is equipped with the low temperature bag, the low temperature bag is extruded when the shank is crooked and is compressed, and keeps motionless when straightening, low temperature bag and high temperature bag are through the heat-transfer pipe intercommunication, and the middle part of heat-transfer pipe twines the lateral, and is in a state of straightening and extending at normal temperature.

Preferably, the fixed position of the power source is located below the knee.

Preferably, the high-temperature bag is filled with liquid, and a moving ball for separating media at two ends is arranged in the heat transfer pipe.

Preferably, the medium is gaseous in the low temperature bag, the low temperature bag is including having elastic gasbag, the both ends of gasbag are through connecting strip and knee cover fixed connection, the connecting strip is stretched the gasbag and is pulled out elongate when the shank, be equipped with discharge valve between connecting strip and the gasbag, discharge valve opens the release air when the gasbag is stretched elongate, be equipped with one-way admission valve on the gasbag.

Preferably, the support strip comprises an upper elastic sheet and a lower elastic sheet which are elastic, and the upper elastic sheet and the lower elastic sheet are fixedly connected through a deformation sheet made of shape memory alloy.

Preferably, the high temperature bag includes thermal-insulated utricule and the similar interlock curved surface of knee radian, the interlock curved surface is made for rigid material, utricule and interlock curved surface are equipped with the medium chamber, the medium chamber is equipped with the heating plate, the heating plate is graphite alkene, the heating plate and power electric connection.

The invention has the following beneficial effects:

1. this leg reduces knee-pad of motion damage utilizes the support bar to be in different states under the different temperatures, and the reverse resistance when reducing the shank and bending amplifies the holding power when the shank stretches, when not influencing the shank motion, the reinforcing is to the supporting effect of shank, reduces articular pressure, reduces the joint damage, and secondly, higher temperature also can do benefit to the maintenance to the knee, further strengthens the guard effect.

2. This leg reduces knee-pad of motion damage because the high temperature bag is not the knee cooperation all the time under elasticity, is difficult to be removed, and simultaneously, holding down plate and top board also can reverse action knee cover when compressing the high temperature bag, make it get back to the original position, and whole process has effectively alleviateed and has slided, guarantees that the position does not change.

Drawings

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

FIG. 2 is a schematic view of the structure of the moving ball of the present invention;

FIG. 3 is a schematic diagram of the structure of the cryoballoon of the present invention;

FIG. 4 is a schematic structural view of a support bar of the present invention;

FIG. 5 is a schematic view of the structure of the high temperature bladder of the present invention.

In the figure: 1. a knee cover; 2. an anti-skid sleeve is arranged; 3. a lower anti-slip sleeve; 4. a supporting strip; 41. an upper elastic sheet; 42. a deformable sheet; 43. a lower elastic sheet; 5. a lower pressing plate; 6. an upper pressure plate; 7. a high temperature bladder; 71. a capsule body; 72. an occlusion curved surface; 73. a media chamber; 74. a heating plate; 8. a low temperature balloon; 81. an air bag; 82. a connecting strip; 83. a one-way intake valve; 84. an exhaust valve; 9. a heat transfer tube; 10. a power source; 11. the ball is moved.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a knee pad for reducing sports injury of a leg comprises a knee sleeve 1, wherein an upper anti-slip sleeve 2 and a lower anti-slip sleeve 3 are arranged at two ends of the knee sleeve 1, the upper anti-slip sleeve 2 and the lower anti-slip sleeve 3 both have proper elasticity, so that discomfort caused by over-tightening is avoided while slipping is avoided, support strips 4 made of shape memory alloy are fixedly connected at positions corresponding to side ligaments at two sides of the knee sleeve 1, the support strips 4 improve elasticity and supporting force, so as to reduce the burden on a joint when the leg moves, a high temperature bag 7 is arranged at a position corresponding to the knee of the knee sleeve 1, a heating device is arranged in the high temperature bag 7 for heating an internal medium and keeping the knee warm, the high temperature bag 7 is connected with a power supply 10, the high temperature bag 7 is provided with a groove matched with the knee so as to avoid the sliding of the high temperature bag 7, an upper pressing plate 6 and a lower pressing plate 5 are respectively arranged at the upper and the lower pressing plate 6, and do not contact when crooked, knee cover 1 corresponds the position of popliteal fossa and is equipped with low temperature bag 8, low temperature bag 8 is by the extrusion compression when the shank is crooked, and keep motionless when straightening, low temperature bag 8 and high temperature bag 7 communicate through heat-transfer pipe 9, and the middle part of heat-transfer pipe 9 twines the lateral wall of support bar 4, when the shank is about to straighten, high temperature bag 7 extrudes, squeeze internal heating medium into heat-transfer pipe 9, bring the temperature to the lateral wall of support bar 4, when the shank is crooked, medium cover the lateral wall of support bar 4 in low temperature bag 8, make its temperature return to the normal atmospheric temperature, support bar 4 takes place to shrink and crooked when being at high temperature bag 7 temperature, and be in straightening and extension state, its power of warping improves higher holding power, provide higher holding power when not influencing the leg activity.

Wherein, the fixed position of power 10 locates the below of knee, because power 10 has certain quality, puts and can effectively alleviate the burden that power 10 quality brought for the knee in the below.

Referring to fig. 2, the high temperature bag 7 is filled with liquid, and the compression amount of the high temperature bag 7 is relatively small, and the liquid inside the high temperature bag can cover the outer wall of the supporting bar 4, and meanwhile, the specific heat is large, the temperature change during the moving process is small, and the proper temperature can be maintained, and the moving ball 11 is arranged in the heat transfer pipe 9 to separate the media at the two ends, so as to avoid the influence of mixing on the temperature at the junction.

Referring to fig. 3, the medium in the low temperature bag 8 is gas, the low temperature bag 8 includes an elastic air bag 81, two ends of the air bag 81 are fixedly connected with the knee sleeve 1 through a connecting strip 82, the connecting strip 82 pulls the air bag 81 out of a long shape when the leg is straightened, an exhaust valve 84 is arranged between the connecting strip 82 and the air bag 81, the exhaust valve 84 opens to release air under the action of gradually increasing pulling force when the air bag 81 is pulled to be long, a one-way intake valve 83 is arranged on the air bag 81, when the leg is bent by a certain amount, the exhaust valve 84 is closed, the one-way intake valve 83 inhales in a one-way manner, and in the process, the gas in the air bag 81 is replaced, so that the temperature in the low.

Referring to fig. 4, the supporting strip 4 includes an upper elastic sheet 41 and a lower elastic sheet 43 having elasticity to provide a deformation support for small movements, and the upper elastic sheet 41 and the lower elastic sheet 43 are fixedly connected by a deformation sheet 42 made of a shape memory alloy, so as to reduce the length of the deformation sheet 42 and improve the movement sensitivity of the deformation sheet 42.

Referring to fig. 5, the high temperature bladder 7 includes a heat insulating bladder 71 and an engagement curved surface 72 similar to the radian of a knee, the engagement curved surface 72 is made of a rigid material and is not deformable, the elastic force of the knee sleeve 1 is always attached to the knee, the bladder 71 and the engagement curved surface 72 are provided with a medium cavity 73, the bladder 71 is deformable and is compressed to press the medium cavity 73, the medium cavity 73 is provided with a heating plate 74, the heating plate 74 is made of graphene, and the heating plate 74 is electrically connected to the power supply 10.

The working principle and the working process of the invention are as follows:

when the leg-stretching exercise device is used for exercise, when the leg-stretching exercise device is small in action, the bending angle of the supporting strip 4 is small, supporting force is provided by the aid of elastic force of the supporting strip 4, when the leg-stretching exercise device is large in action, the lower pressing plate 5 and the upper pressing plate 6 press the high-temperature bag 7 to squeeze high-temperature liquid inside the high-temperature bag into the heat transfer pipe 9 and cover the outer side wall of the supporting strip 4, the supporting strip 4 actively stretches and extends at high temperature to provide large support for thighs and relieve knee pressure, when the leg-stretching exercise device is bent, air of the low-temperature bag 8 is pressed into the heat transfer pipe 9, and the supporting strip 4 actively bends at low temperature.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a leg reduces motion damage's knee-pad, includes knee cover (1), the both ends of knee cover (1) are equipped with antiskid cover (2) and lower antiskid cover (3), its characterized in that: the position fixedly connected with that the both sides of knee cover (1) correspond the collateral ligament is by support bar (4) that shape memory alloy made, knee cover (1) corresponds the position of knee is equipped with high temperature bag (7), be equipped with heating device in high temperature bag (7), high temperature bag (7) are connected with power (10), high temperature bag (7) are equipped with the recess with knee complex, the upper and lower both sides of high temperature bag (7) are equipped with top board (6) and holding down plate (5) respectively, high temperature bag (7) can be extruded when the shank is straightened to holding down board (5) and top board (6), knee cover (1) corresponds the position of popliteal nest and is equipped with low temperature bag (8), low temperature bag (8) are extruded when the shank is crooked and are compressed, and keep motionless when straightening, low temperature bag (8) and high temperature bag (7) are through heat-transfer pipe (9) intercommunication, and the lateral wall of the middle part winding support bar (4) of heat-transfer pipe (9), the support strip (4) contracts and bends when being at the temperature of the high-temperature bag (7), and is in a straightening and extending state at normal temperature.

2. The knee brace for reducing athletic injuries of a leg of claim 1, wherein: the fixed position of the power source (10) is located below the knee.

3. The knee brace for reducing athletic injuries of a leg of claim 1, wherein: the high-temperature bag (7) is filled with liquid, and the heat transfer pipe (9) is internally provided with a moving ball (11) for separating media at two ends.

4. The knee brace for reducing athletic injuries of a leg of claim 1, wherein: the medium is gaseous in low temperature bag (8), low temperature bag (8) are including having elastic gasbag (81), connecting strip (82) and knee cover (1) fixed connection are passed through to the both ends of gasbag (81), connecting strip (82) are stretched out elongate with gasbag (81) when the shank, be equipped with discharge valve (84) between connecting strip (82) and gasbag (81), discharge valve (84) are opened release air when gasbag (81) are stretched out elongate, be equipped with one-way admission valve (83) on gasbag (81).

5. The knee brace for reducing athletic injuries of a leg of claim 1, wherein: the supporting strip (4) comprises an upper elastic sheet (41) and a lower elastic sheet (43), wherein the upper elastic sheet (41) and the lower elastic sheet (43) are fixedly connected through a deformation sheet (42) made of shape memory alloy.

6. The knee brace for reducing athletic injuries of a leg of claim 1, wherein: the high-temperature bag (7) comprises a heat-insulating bag body (71) and an occlusion curved surface (72) similar to a knee radian, wherein the occlusion curved surface (72) is made of a rigid material, a medium cavity (73) is formed in the bag body (71) and the occlusion curved surface (72), a heating sheet (74) is arranged in the medium cavity (73), the heating sheet (74) is graphene, and the heating sheet (74) is electrically connected with a power supply (10).