CN214016073U

CN214016073U - Knee-pad leg guard with temperature sensitive shape memory function

Info

Publication number: CN214016073U
Application number: CN202023238660.3U
Authority: CN
Inventors: 刘世勇; 盖静; 戴江臻; 叶霞
Original assignee: Chengdu Dekeli Polymer Materials Co ltd
Current assignee: Chengdu Dekeli Polymer Materials Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-24
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a knee-pad leg guard with temperature sensitive shape memory function, the utility model relates to a leg guard technical field. The utility model discloses receive external impact back at the leg guard body, through the surface decorative layer shell, thermoplasticity degradable shape memory polyurethane has the good nature of shape memory nature, thereby can resume original shape through heating leg guard body, fill for the sponge by the cotton inner chamber through the soft lining layer outer wall and constitute, the contact that user's shank is good with the leg guard body is felt, when the leg guard body receives external impact, regard as the shell through polycaprolactone, non-Newton fluid energy-absorbing material fills in its centre, because caprolactone is shape memory material intensity very high at room temperature, thereby inside non-Newton's fluid has the effect of impact stiffening energy absorption, thereby can effectively cushion the injury that outside collision brought, and then whole device has realized the function that has the protection.

Description

Knee-pad leg guard with temperature sensitive shape memory function

Technical Field

The utility model relates to a leg protector technical field specifically is a knee-pad leg protector with temperature sensitive shape memory function.

Background

With the improvement of living standard of people, physical exercise is essential in daily life, however, unnecessary injuries always beset participants in the exercise process, especially fierce countermeasures such as taekwondo, free combat and tai quan, and physical injuries often occur. In order to avoid injuries, various protective devices are available, but the protective effect of the protective devices is not perfect due to various reasons such as design defects of existing products and unforeseeable factors in violent countermeasures during use. Therefore, a knee pad and leg protector with a temperature-sensitive shape memory function is needed to solve the problems.

Disclosure of Invention

Technical problem to be solved

The utility model provides a knee-pad leg protector with temperature sensitive shape memory function, which solves the problem that the prior knee-pad leg protector with memory function is incomplete.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a knee-pad leg guard with a temperature-sensitive shape memory function comprises a leg guard body, wherein the leg guard body comprises a surface decorative layer, a protective layer and a soft lining layer, and the soft lining layer, the protective layer and the surface decorative layer are respectively arranged from inside to outside.

Preferably, the surface decoration layer is connected with the soft lining layer in an adhesion mode, the protective layer is filled in the middle of the surface decoration layer and the soft lining layer, the shell of the surface decoration layer is made of thermoplastic degradable shape memory polyurethane materials, and the soft lining layer is composed of cotton cloth with an inner cavity filled with sponge.

Preferably, the protective layer material adopts polycaprolactone as a shell, and the non-Newtonian fluid energy-absorbing material is filled in the inner cavity of the protective layer material.

Preferably, the middle part of the outer surface wall of the leg-protecting body is fixedly connected with a knee-protecting protective pad.

Preferably, the inner wall of the leg guard body is fixedly connected with a high-elastic band.

Preferably, the soft lining inner chamber is provided with the vibrations clitellum, vibrations clitellum electric connection has the USB interface, USB interface and surface decoration layer outer surface wall fixed connection.

(III) advantageous effects

The utility model provides a knee-pad leg guard with temperature sensitive shape memory function. The method has the following beneficial effects:

(1) the kneepad leg guard with memory is characterized in that after a leg guard body is collided by the outside, the outer shell of the surface decoration layer is made of thermoplastic degradable shape memory polyurethane material, the thermoplastic shape memory polyurethane has the property of good shape memory, so that the original shape can be recovered by heating the leg guard body, the service life of the whole device is prolonged, the outer wall of the soft lining layer is filled with sponge by a cotton cloth inner cavity, the good contact feeling between the legs of a user and the leg guard body is ensured, when the leg guard body is collided by the outside, polycaprolactone is used as a shell by the protection layer material, a non-Newtonian fluid energy absorption material is filled in the middle of the shell, the polycaprolactone has the function of high strength at room temperature as the shape memory material, and the non-Newtonian fluid in the inner part has the function of hardening impact to absorb energy, so that the injury to the legs of the user caused by the collision from the outside can be effectively buffered, and then whole device has realized the effect that has protect function, through being provided with knee-pad protection pad, prevented that the outside from colliding the knee, the protection efficiency of whole device has further been improved, through being provided with high-elastic cord, the high-elastic cord can be placed with the foot to the user, can effectively protect the sole that the user used when the motion to strain, after the user has moved, can make vibrations clitellum work through USB interface external power supply, can shake shank and thigh muscle through vibrations clitellum work, it is motionless and arouse subsequent muscle ache to have avoided the user to sit after the motion, thereby the practicality of whole device has been improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the utility model;

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

fig. 3 is an enlarged schematic view of the area a in fig. 2 according to the present invention.

In the figure: 1-leg protection body, 11-surface decoration layer, 12-protective layer, 13-soft lining layer, 2-knee protection pad, 3-high elastic band, 4-vibration ring belt and 5-USB interface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a knee pad and leg guard with temperature-sensitive shape memory function comprises a leg guard body 1, wherein the leg guard body 1 comprises a surface decorative layer 11, a protective layer 12 and a soft lining layer 13, and the soft lining layer 13, the protective layer 12 and the surface decorative layer 11 are respectively arranged from inside to outside.

Comprises a leg protector body 1, wherein the leg protector body 1 comprises a surface decoration layer 11, a protective layer 12 and a soft lining layer 13, and the soft lining layer 13, the protective layer 12 and the surface decoration layer 11 are respectively arranged from inside to outside.

In this embodiment, the surface decoration layer 11 is adhered to the soft lining layer 13, the protective layer 12 is filled in the middle of the surface decoration layer 11 and the soft lining layer 13, the outer shell of the surface decoration layer 11 is made of thermoplastic degradable shape memory polyurethane material, and the soft lining layer 13 is made of cotton cloth with an inner cavity filled with sponge. Receive outside collision at leg guard body 1 after, make by thermoplasticity degradable shape memory polyurethane material through 11 shells of surface decoration layer, thermoplasticity degradable shape memory polyurethane has the good nature of shape memory nature to can resume original shape through heating leg guard body 1, improve the life of whole device, fill for the sponge through soft lining layer 13 outer wall by the cotton inner chamber and constitute, guaranteed that user's shank is felt with the good contact of leg guard body 1.

In this embodiment, the protective layer 12 is made of polycaprolactone as a shell, and the non-newtonian fluid energy-absorbing material is filled in the inner cavity of the shell. When leg guard body 1 received external collision, adopt polycaprolactone as the shell through inoxidizing coating 12 material, non-Newtonian fluid energy-absorbing material fills in its centre, because polycaprolactone has the function of the very high function of intensity for the shape memory material room temperature, thereby inside non-Newtonian fluid has the effect of impact hardening absorbed energy to can effectively cushion outside collision and cause the injury to the user of service shank, and then whole device has realized the effect that has protect function.

In the embodiment, the middle part of the outer surface wall of the leg protection body 1 is fixedly connected with a knee protection pad 2. Through being provided with knee-pad protection pad 2, prevented that the outside from colliding the knee, further improved the protection efficiency of whole device.

In this embodiment, the inner wall of the leg-protecting body 1 is fixedly connected with a high elastic band 3. Through being provided with high-elastic cord 3, high-elastic cord 3 can be placed with the foot to the user of service, can effectively protect the sole of user of service when the motion to strain.

In this embodiment, the inner cavity of the soft lining layer 13 is provided with a vibration ring belt 4, the vibration ring belt 4 is electrically connected with a USB interface 5, and the USB interface 5 is fixedly connected with the outer surface wall of the surface decoration layer 11. After the user moves, the external power supply connected with the USB interface 5 can enable the vibration ring belt 4 to work, the vibration ring belt 4 can vibrate the muscles of the shanks and the thighs, and the phenomenon that the user does not sit and stands to cause subsequent muscle soreness after the user moves is avoided, so that the practicability of the whole device is improved.

After the leg guard body 1 is collided by the outside, the outer shell is made of thermoplastic degradable shape memory polyurethane through the surface decoration layer 11, the thermoplastic degradable shape memory polyurethane has the property of good shape memory, so that the original shape can be recovered through heating the leg guard body 1, the service life of the whole device is prolonged, the outer wall of the soft lining layer 13 is formed by filling the inner cavity of the cotton cloth into sponge, the good contact feeling between the legs of a user and the leg guard body 1 is ensured, when the leg guard body 1 is collided by the outside, polycaprolactone is used as the shell through the material of the protective layer 12, the non-Newtonian fluid energy absorption material is filled in the middle of the shell, as the polycaprolactone has the function of high strength at room temperature due to the shape memory material, the internal non-Newtonian fluid has the function of hardening to absorb energy through impact hardening, and the injury to the legs of the user caused by the collision outside can be effectively buffered, and then whole device has realized the effect that has protect function, through being provided with knee-pad protection pad 2, prevented that the outside from colliding the knee, the protection efficiency of whole device has further been improved, through being provided with high-elastic cord 3, high-elastic cord 3 can be placed with the foot to the user of service, can effectively protect the sole of user of service when the motion to strain, after the user of service has moved, can make vibrations clitellum 4 work through 5 external power supplies of USB interface, can shake shank and thigh muscle through 4 work of vibrations clitellum, it stands motionlessly and arouses subsequent muscle ache to have avoided the user of service to move the back, thereby the practicality of whole device has been improved. The whole kneepad and leg guard with memory realizes the function of protecting the legs by the matching of the protective layer 12, the kneepad and leg guard pad 2 and the like.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. A knee-pad leg guard with temperature sensitive shape memory function, includes leg guard body (1), its characterized in that: the leg guard body (1) comprises a surface decoration layer (11), a protective layer (12) and a soft lining layer (13), wherein the soft lining layer (13), the protective layer (12) and the surface decoration layer (11) are respectively arranged from inside to outside.

2. The knee-pad and leg-protector with temperature-sensitive shape memory function according to claim 1, wherein: the surface decoration layer (11) is connected with the soft lining layer (13) in an adhesion mode, the protective layer (12) is filled in the middle of the surface decoration layer (11) and the soft lining layer (13), the shell of the surface decoration layer (11) is made of thermoplastic degradable shape memory polyurethane materials, and the soft lining layer (13) is composed of cotton cloth with an inner cavity filled with sponge.

3. The knee-pad and leg-protector with temperature-sensitive shape memory function according to claim 1, wherein: the protective layer (12) is made of polycaprolactone serving as a shell, and a non-Newtonian fluid energy-absorbing material is filled in an inner cavity of the shell.

4. The knee-pad and leg-protector with temperature-sensitive shape memory function according to claim 1, wherein: the middle part of the outer surface wall of the leg protection body (1) is fixedly connected with a knee protection pad (2).

5. The knee-pad and leg-protector with temperature-sensitive shape memory function according to claim 1, wherein: the inner wall of the leg guard body (1) is fixedly connected with a high-elastic band (3).

6. The knee-pad and leg-protector with temperature-sensitive shape memory function according to claim 1, wherein: the inner cavity of the soft lining layer (13) is provided with a vibration ring belt (4), the vibration ring belt (4) is electrically connected with a USB interface (5), and the USB interface (5) is fixedly connected with the outer surface wall of the surface decoration layer (11).