CN218942341U

CN218942341U - Detachable light warm knee pad

Info

Publication number: CN218942341U
Application number: CN202223187398.3U
Authority: CN
Inventors: 刘洋怡; 余其航; 李萍英; 王梓瑜; 彭伊涵; 王昱焜; 赵晓宏
Original assignee: Nanchang University
Current assignee: Nanchang University
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-02
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the technical field of body protection equipment, and particularly discloses a detachable light warm knee pad, which comprises the following components: a knee pad body; the knee pad body comprises a first waterproof thermal insulation layer, a heating fiber layer and a second waterproof thermal insulation layer; the heating fiber layer is arranged between the first waterproof thermal insulation layer and the second waterproof thermal insulation layer; the four corners of the knee pad body are provided with connecting rings, and the connecting rings are detachably connected with fixing belts; a battery chamber; the battery chamber is embedded on the surface of the knee pad body; the electrode end of the battery chamber is electrically connected with the heating fiber layer; by arranging the heating fiber layer, the heating fiber layer is made of carbon nanotube yarns and cotton fiber yarns, so that the electric heating conversion efficiency is high, and the heating is uniform; the heating fiber layer has good flexibility, and meanwhile, the first waterproof thermal insulation layer and the second waterproof thermal insulation layer mainly use waterproof cloth as materials, so that the thermal insulation effect is good; the fixing belt is replaceable, so that the service life of the knee pad is prolonged.

Description

Detachable light warm knee pad

Technical Field

The utility model relates to the technical field of body protection equipment, in particular to a detachable light warm knee pad.

Background

In cold winter, it is important for middle-aged and elderly people and knee diseases patients to protect knee joints. The warm knee pad is favored by consumers because of the functions of cold protection, warm and joint protection. After the knee pad is worn, the temperature of the knee part can be increased, the blood circulation flow is increased, the muscles and soft tissues around the knee joint are relaxed, the fatigue is relieved, and meanwhile, the injury caused by cold is avoided.

The prior art's knee pad that generates heat, most knee pads that generate heat adopt the wire circular telegram to generate heat, have the inhomogeneous, and the electrothermal conversion is efficient, and the heat retention is poor, wears to experience defects such as feel poor, has used more metals in the knee pad that generates heat simultaneously, and its pliability is poor, and life is short, and it is inconvenient to carry.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a detachable light warm knee pad.

According to an embodiment of the first aspect of the present utility model, a detachable portable warm-keeping knee pad is characterized by comprising:

a knee pad body;

the knee pad body comprises a first waterproof thermal insulation layer, a heating fiber layer and a second waterproof thermal insulation layer; the heating fiber layer is arranged between the first waterproof thermal insulation layer and the second waterproof thermal insulation layer; the knee pad comprises a knee pad body, wherein the knee pad body is provided with connecting rings close to four corners, and the connecting rings are detachably connected with fixing belts;

a battery chamber; the battery chamber is embedded in the knee pad body; the electrode terminal of the battery chamber is electrically connected with the heating fiber layer.

According to the detachable portable warm knee pad provided by the embodiment of the utility model, due to the arrangement of the heating fiber layer, the heating fiber layer is made of carbon nanotube yarns and cotton fiber yarns, so that the electric heating conversion efficiency is high, and the heating is uniform; the heating fiber layer has good flexibility, and meanwhile, the first waterproof thermal insulation layer and the second waterproof thermal insulation layer mainly use waterproof cloth as materials, so that the heat insulation effect is good, and the flexibility is also good; the detachable portable warm knee pad has long service life and good wearing experience; the fixing belt is convenient to detach through the arrangement of the connecting ring, and the fixing belt can be directly detached and replaced when the viscosity of the magic tape on the fixing belt is poor along with the increase of the service time; is arranged through a battery chamber; the battery chamber is provided with button batteries, and is small in size and convenient to carry.

According to some embodiments of the utility model, the heat-generating fiber layer comprises carbon nanotube yarn made by twisting a plurality of carbon nanotube fibers, the carbon nanotube yarn having a diameter of 180-200 μm. The carbon nano tube yarn made by twisting the carbon nano tube fibers has high electrothermal conversion efficiency, and meanwhile, the carbon nano tube yarn has good flexibility and small diameter, thereby being more convenient for manufacturing the heating fiber layer.

According to some embodiments of the utility model, the heat-generating fiber layer further comprises a cotton fiber thread, and the heat-generating fiber layer is woven by the cotton fiber thread and the carbon nanotube yarn; the distribution interval of the carbon nano tube yarns on the heating fiber layer is 1cm. Reasonable carbon nano tube yarn distributes and sets up for it is more even to generate heat, through the use of cotton fiber line, makes the heat preservation effect on fiber layer generates heat is better.

According to some embodiments of the utility model, the carbon nanotube yarn within the heat-generating fiber layer is electrically connected to a collector terminal, which is electrically connected to an electrode terminal of the battery compartment. The surface of the battery chamber is fixedly provided with a button switch which is respectively and electrically connected with the heating fiber layer and the battery in the battery chamber;

according to some embodiments of the utility model, a plurality of buckles are fixedly arranged on one end surface of the fixing belt, and a magic tape is fixedly arranged on one end surface of the fixing belt away from the buckles; the fixing band includes: and the elastic section is positioned between the hasp and the magic tape. One end of the elastic section is connected with the buckle, the other end of the elastic section is connected with the magic tape, the fixing belt is convenient to detach and replace through the arrangement of the buckle, and the user can conveniently wear the magic tape through the arrangement of the magic tape; the detachable portable warm knee pad has higher applicability through the arrangement of the elastic section;

according to some embodiments of the utility model, the heat-generating fiber layer has an area that is smaller than the area of the first water-resistant thermal layer. The heating fiber layer is smaller in size and more cost than the first waterproof thermal insulation layer in size design while the heating effect is met.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a removable portable thermal knee brace according to an embodiment of the utility model;

FIG. 2 is a cross-sectional view taken along the direction A-A of FIG. 1;

FIG. 3 is a schematic view of a detachable portable thermal knee brace according to an embodiment of the utility model;

FIG. 4 is a schematic view of a fastening strap structure of a detachable portable thermal knee brace according to an embodiment of the utility model;

reference numerals:

100. a knee pad body;

101. a connecting ring; 102. a heat-generating fiber layer; 103. a first waterproof thermal layer; 104. a second waterproof thermal layer; 105. a battery chamber; 106. a button switch; 107. a line collecting end;

200. a fixing belt; 201. a hasp; 202. and (5) an elastic section.

Detailed Description

The following detailed description of embodiments of the present utility model is exemplary, with reference to the accompanying drawings, it being understood that the specific embodiments described herein are merely illustrative of the application and not intended to limit the application.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1 and 2, the present embodiment provides a detachable portable warm knee pad, which includes:

a knee pad body 100;

the knee pad body 100 comprises a first waterproof thermal layer 103, a heating fiber layer 102 and a second waterproof thermal layer 104; the heating fiber layer 102 is arranged between the first waterproof thermal layer 103 and the second waterproof thermal layer 104; connecting rings 101 are arranged at the positions, close to four corners, of the knee pad body 100, and fixing bands 200 are detachably connected with the connecting rings 101;

a battery compartment 105; the battery compartment 105 is embedded in the knee pad body 100; the electrode terminals of the battery chamber 105 are electrically connected to the heat-generating fiber layer 102.

Further, the heating fiber layer 102 includes a carbon nanotube yarn, the carbon nanotube yarn is made by twisting a plurality of carbon nanotube fibers, the diameter of the carbon nanotube yarn is 180-200 μm, and the outer layer of the carbon nanotube yarn is coated with an insulating material.

Further, the heating fiber layer 102 further includes a cotton fiber thread, and the heating fiber layer 102 is formed by knitting the cotton fiber thread and the carbon nanotube yarn; the carbon nanotube yarns are distributed at a distance of 1cm in the heat-generating fiber layer 102.

Further, the size of the heat-generating fiber layer 102 is smaller than the size of the first waterproof thermal layer 103; the size of the heating fiber layer 102 is smaller than that of the second waterproof thermal layer 104;

further, the carbon nanotube yarn in the heating fiber layer 102 is electrically connected to the wire collecting terminal 107, the wire collecting terminal 107 is electrically connected to the electrode terminal of the battery chamber 105, wherein both ends of the carbon nanotube yarn are provided with the wire collecting terminal 107, and both ends of the carbon nanotube yarn are electrically connected to the wire collecting terminal 107.

Example 2

Referring to fig. 3, the present embodiment further describes the internal structure of the knee pad body based on embodiment 1; comprising the following steps: the battery compartment 105 of the knee pad body 100 is disposed near the connection ring 101; the battery chamber 105 is embedded in the knee body 100, a button switch 106 is fixedly arranged on the surface of the battery chamber, and the button switch 106 is respectively electrically connected with the heating fiber layer 102 and the battery in the battery chamber. The first waterproof thermal insulation layer 103 is provided with a mounting opening of the battery chamber 105; the battery chamber 105 is in sealing connection with the first waterproof thermal layer 103; the surface of the battery chamber 105 provided with the button switch 106 is coplanar with the first waterproof thermal layer 103; the wires connecting the battery chamber 105 and the heat-generating fiber layer 102 are positioned between the first waterproof thermal layer 103 and the second waterproof thermal layer 104.

Example 3

Referring to fig. 4, the present embodiment further describes the structure of the fixing band based on embodiment 1; comprising the following steps:

a plurality of buckles 201 are fixedly arranged on one end surface of the fixing strap 200, and a magic tape 203 is fixedly arranged on one end surface of the fixing strap 200 far away from the buckles 201. The fixing band 200 includes: the elastic section 202 is positioned between the hasp 201 and the magic tape 203, one end of the elastic section 202 is connected with the hasp 201, and the other end of the elastic section 202 is connected with the magic tape 203.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application for the embodiment. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A detachable portable thermal knee pad, comprising:

a knee pad body (100);

the knee pad body (100) comprises a first waterproof thermal layer (103), a heating fiber layer (102) and a second waterproof thermal layer (104); the heating fiber layer (102) is arranged between the first waterproof thermal insulation layer (103) and the second waterproof thermal insulation layer (104); four corners of the knee pad body (100) are provided with connecting rings (101), and the connecting rings (101) are detachably connected with fixing belts (200);

a battery compartment (105); the battery chamber (105) is embedded in the knee pad body (100); the electrode end of the battery chamber (105) is electrically connected with the heat-generating fiber layer (102).

2. The detachable portable warm knee pad according to claim 1, wherein the heat-generating fiber layer (102) comprises carbon nanotube yarn, the carbon nanotube yarn is made by twisting a plurality of carbon nanotube fibers, and the diameter of the carbon nanotube yarn is 180-200 μm.

3. The detachable portable warm knee pad according to claim 2, wherein the heat-generating fiber layer (102) further comprises a cotton-nylon yarn, and the heat-generating fiber layer (102) is formed by weaving the cotton-nylon yarn and the carbon nanotube yarn; the distribution interval of the carbon nano tube yarns on the heating fiber layer (102) is 1cm.

4. A detachable portable thermal knee pad according to claim 3, wherein the carbon nanotube yarn in the heat-generating fiber layer (102) is electrically connected to a collector terminal (107), the collector terminal (107) being electrically connected to the electrode terminal of the battery compartment (105).

5. The detachable portable warm knee pad according to claim 1 or 4, wherein a button switch (106) is fixedly arranged on the surface of the battery chamber (105), and the button switch (106) is electrically connected with the heating fiber layer (102) and the battery chamber (105) respectively.

6. The detachable portable warm knee pad according to claim 1, wherein a plurality of buckles (201) are fixedly arranged on one end surface of the fixing strap (200), and a magic tape (203) is fixedly arranged on one end surface of the fixing strap (200) away from the buckles (201).

7. A detachable portable thermal knee pad according to claim 6, characterized in that said fixing strap (200) is further provided with a tightening segment (202), said tightening segment (202) being located between said clasp (201) and said velcro (203); one end of the elastic section (202) is connected with the hasp (201), and the other end of the elastic section (202) is connected with the magic tape (203).

8. A detachable portable thermal knee pad according to claim 1, wherein the area of the heat generating fibre layer (102) is smaller than the area of the first waterproof thermal layer (103).