CN108652105B

CN108652105B - Knee pad structure

Info

Publication number: CN108652105B
Application number: CN201810647859.XA
Authority: CN
Inventors: 黄宇轩
Original assignee: Individual
Current assignee: Taishan Sports Industry Group Co Ltd
Priority date: 2018-06-22
Filing date: 2018-06-22
Publication date: 2020-09-01
Anticipated expiration: 2038-06-22
Also published as: CN108652105A

Abstract

The utility model provides a knee-pad structure, includes elastic sleeve, elastic sleeve's one side sets gradually elastic layer, cushion layer, inoxidizing coating from inside to outside on the surface, the elastic layer inside be provided with the buffer liquid bag, the inoxidizing coating including the three branch armour that from top to bottom sets up, adjacent rotate through the articulated shaft between the branch armour and connect. The invention solves the problem of abnormal discharge feeling of the knee pad caused by knee bending by using the protective layer formed by the sub-armor and matching with the buffer liquid bag.

Description

Knee pad structure

Technical Field

The invention relates to the technical field of protective equipment products, in particular to a knee pad structure.

Background

The knee pad is a very important protective tool during extreme sports such as skidding, most extreme sports enthusiasts can wear the knee pad during extreme sports, the existing knee pad structure is provided with a protective plate with certain hardness at the outer side of the knee, a buffer layer is additionally arranged at the back side of the protective plate, the structure can protect the knee to a certain degree when dealing with impact, but the deformation adaptability of the structure is poor, a large amount of knee bending actions such as squatting and leg bending can be frequently carried out during extreme sports, the existing knee pad structure can cause great strange sensation to the knee when doing the knee bending actions, the strange sensation can influence the judgment of the extreme sports enthusiasts when doing high-difficulty actions, and meanwhile, the long-time strange sensation pressing the knee is also unfavorable to the health of the knee to a certain degree.

Disclosure of Invention

The invention aims to provide a knee pad structure, which solves the problem of abnormal discharge feeling of the knee pad caused by knee bending by using a protective layer consisting of separate armor and a buffer liquid bag.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a knee-pad structure, includes elastic sleeve, elastic sleeve's one side sets gradually elastic layer, cushion layer, inoxidizing coating from inside to outside on the surface, the elastic layer inside be provided with the buffer liquid bag, the inoxidizing coating including the three branch armour that from top to bottom sets up, adjacent rotate through the articulated shaft between the branch armour and connect.

Preferably, the buffer bag includes an arc-shaped protrusion portion provided at a center, a flat surface portion surrounding an outer side of the arc-shaped protrusion portion, and an expanding portion surrounding an outer side of the flat surface portion, a width dimension of the expanding portion is larger than a width dimension of the flat surface portion, and a width dimension of a center position of the arc-shaped protrusion portion is smaller than a width dimension of the expanding portion.

Preferably, the liquid injection port of the buffer solution bag is arranged on the back side of the arc-shaped bulge, and the outer side of the liquid injection port is sealed by silica gel.

In a preferred aspect of the present invention, the total volume of the buffer bag is at least one half of the total volume of the elastic layer.

Preferably, an elastic blocking pad is disposed adjacent to an inner side of the separate armor, and a thickness of the elastic blocking pad is one third to one half of an average thickness of the cushion layer.

Preferably, the average thickness of the cushion layer is two or more times the thickness of the side wall of the protective layer, and the maximum thickness of the elastic layer is equal to the average thickness of the cushion layer.

In the present invention, it is preferable that the axial width of the sub armor provided at the intermediate position is larger than the axial widths of the sub armor provided at the upper and lower sides.

Preferably, an axial center line of the hinge shaft intersects an axial center line of the elastic sleeve.

In conclusion, the invention has the following beneficial effects:

the knee pad has the advantages of reducing the foreign body sensation of the knee caused by the knee pad when the knee is bent and ensuring the protection effect of the knee pad.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of an embodiment of the present invention when bent;

FIG. 4 is a schematic structural view of an elastic layer according to an embodiment of the present invention;

in the figure:

1-an elastic sleeve; 2-an elastic layer; 3-a cushion layer; 4-a protective layer; 5-buffer sac; 6-articulated shaft; 4-1-part armor protection; 5-1-arc-shaped convex part; 5-2-plane section; 5-3-expansion; 5-4-liquid injection port; 7-elastic shielding pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, 2 and 3, an embodiment of the present invention includes an elastic sleeve 1 for providing a wearing structure for a human body, the elastic sleeve 1 is made of nylon elastic fabric and sewn into a cylinder shape, an elastic band is arranged inside the elastic sleeve to enhance the deformation capability of the elastic sleeve 1, the thickness of the fabric of the elastic sleeve 1 is controlled within a size range of 2mm ± 0.5mm, an elastic layer 2, a cushion layer 3 and a protective layer 4 are sequentially arranged on the surface of one side of the elastic sleeve 1 corresponding to the knee position of the human body from inside to outside, wherein the elastic layer 2, the cushion layer 3 and the protective layer 4 are connected by gluing, the elastic layer 2 is made of rubber, the cushion layer is made of sponge rubber, the protective layer 4 is made of engineering plastics or nylon plastics, a buffer liquid bag 5 is arranged inside the elastic layer 2, and the protective layer 4 includes three sub-protective armor 4-1 arranged, the adjacent sub-armor 4-1 are rotatably connected through a hinge shaft 6.

As shown in fig. 2, 3, and 4, the buffer bag 5 according to the embodiment of the invention includes an arc-shaped convex portion 5-1 provided at the center, a flat surface portion 5-2 provided around the outer side of the arc-shaped convex portion 5-1, and an expanded portion 5-3 provided around the outer side of the flat surface portion 5-2, a width dimension of the expanded portion 5-3 in the thickness direction of the buffer bag 5 is larger than a width dimension of the flat surface portion 5-2 in the thickness direction of the buffer bag 5, and a width dimension of the arc-shaped convex portion 5-1 in the thickness direction of the buffer bag 5 is smaller than a width dimension of the expanded portion 5-3 in the width direction of the buffer bag 5 and larger than a width dimension of the flat surface portion 5-2 in the thickness direction of the buffer bag 5. The liquid injection port 5-4 of the buffer liquid bag 5 is arranged on the back side of the arc-shaped bulge part 5-1, namely the side facing the knee, and the outer side of the liquid injection port 5-4 is sealed by silica gel. The total volume of the buffer bag 5 is at least one-half of the total volume of the elastic layer 2.

As shown in fig. 1, 2 and 3, an elastic shielding pad 7 is disposed on an inner side of each of the adjacent sub-armor 4-1 according to the embodiment of the present invention, the elastic shielding pad 7 is made of latex or rubber, front side surfaces of both ends of the elastic shielding pad 7 are respectively bonded to inner side surfaces of the adjacent sub-armor 4-1, a back side of the elastic shielding pad 7 is fully bonded to the cushion layer 3, and a thickness of the elastic shielding pad 7 is one third to one half of an average thickness of the cushion layer 3. : the average thickness of the cushion layer 3 is more than twice of the thickness of the side wall of the protective layer 4, the maximum thickness of the elastic layer 2 is equal to the average thickness of the cushion layer 3, the protective layer 4 is in an arc-shaped convex shape, and the cushion layer 3 fills the inner arc surface of the protective layer 4, so the thickness of the cushion layer 3 is calculated by the average thickness, and the maximum thickness of the elastic layer 2 is the thickness of the elastic layer 2 except the buffer liquid bag 5. The sub-armor 4-1 disposed at the intermediate position has an axial width larger than that of the sub-armor 4-1 disposed at the upper and lower sides. : the axial center line of the hinge shaft 6 intersects with the axial center line of the elastic sleeve 1, namely the position of the hinge shaft 6 is located at the center line of the elastic sleeve 1.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A knee brace structure characterized in that: the buffer structure comprises an elastic sleeve (1), wherein an elastic layer (2), a buffer cushion layer (3) and a protective layer (4) are sequentially arranged on the surface of one side of the elastic sleeve (1) from inside to outside, a buffer liquid bag (5) is arranged in the elastic layer (2), the protective layer (4) comprises three sub armor pieces (4-1) arranged from top to bottom, and the adjacent sub armor pieces (4-1) are rotatably connected through a hinge shaft (6); the buffer liquid bag (5) comprises an arc-shaped convex part (5-1) arranged at the center, a plane part (5-2) surrounding the arc-shaped convex part (5-1) and an expansion part (5-3) surrounding the plane part (5-2), wherein the width of the expansion part (5-3) is larger than that of the plane part (5-2), and the width of the center of the arc-shaped convex part (5-1) is smaller than that of the expansion part (5-3); the inner side of the sub-armor (4-1) is provided with an elastic shielding pad (7), and the thickness of the elastic shielding pad (7) is one third to one half of the average thickness of the cushion layer (3).

2. A knee brace structure according to claim 1, wherein: the liquid injection port (5-4) of the buffer liquid bag (5) is formed in the back side of the arc-shaped protruding portion (5-1), and the outer side of the liquid injection port (5-4) is sealed through silica gel.

3. A knee brace structure according to claim 2, wherein: the total volume of the buffer liquid bag (5) is more than half of the total volume of the elastic layer (2).

4. A knee brace structure according to claim 1, wherein: the average thickness of the cushion layer (3) is more than two times of the thickness of the side wall of the protective layer (4), and the maximum thickness of the elastic layer (2) is equal to the average thickness of the cushion layer (3).

5. A knee brace structure according to claim 1, wherein: the axial width of the sub armor (4-1) arranged at the middle position is larger than the axial width of the sub armor (4-1) arranged at the upper side and the lower side.

6. A knee brace structure according to claim 1, wherein: the axial center line of the articulated shaft (6) is intersected with the axial center line of the elastic sleeve (1).