CN108209018B

CN108209018B - Shoe-pad with refrigeration effect and supplementary stoving function

Info

Publication number: CN108209018B
Application number: CN201711259842.9A
Authority: CN
Inventors: 柯薇; 邓中民; 吴冶; 王锐锋; 张婷
Original assignee: Wuhan Textile University
Current assignee: Wuhan Textile University
Priority date: 2017-12-04
Filing date: 2017-12-04
Publication date: 2020-10-16
Anticipated expiration: 2037-12-04
Also published as: CN108209018A

Abstract

The invention discloses an insole with refrigeration effect and auxiliary drying function, comprising: lower shoe-pad and the last shoe-pad of laminating on shoe-pad down are equipped with in the shoe-pad and hold the chamber, hold the intracavity and be equipped with magnetism refrigeration piece, temperature detect switch, pressure switch, battery and heat-retaining device, magnetism refrigeration piece, temperature detect switch, pressure switch and battery head and the tail electricity in proper order are connected and are formed the return circuit, and the below of magnetism refrigeration piece is located to the heat-retaining device. The insole with the refrigeration effect and the auxiliary drying function provided by the invention is refrigerated by adopting the magnetic refrigeration sheet, compared with the traditional refrigeration material, the insole has the advantages of no environmental pollution, high efficiency, energy conservation, high reliability and long service life, and the magnetic field generated by the magnetic refrigeration sheet can promote the blood circulation of the feet of a human body, thereby playing the health care effect; meanwhile, the heat storage device can absorb and store the redundant heat generated during the movement of the human body and the heat generated by the magnetic refrigeration device, and the heat is released at the later stage to dry and dehumidify the insoles, so that the cyclic utilization of energy is promoted.

Description

Shoe-pad with refrigeration effect and supplementary stoving function

Technical Field

The invention relates to an insole, in particular to an insole with a refrigeration effect and an auxiliary drying function.

Background

The insole is placed inside the shoe and can provide extra support to the arch of the foot, providing greater comfort to the wearer. The existing insole design is only generally used for meeting conventional requirements, some special requirements are not considered, such as the heat dissipation problem of feet during sports, and meanwhile, when the insole in the conventional design is used, sweat steam excreted by feet cannot be completely discharged, the sweat steam can be condensed into sweat when meeting cold, so that people feel uncomfortable, and even beriberi can be generated.

Through investigation, no insole with the refrigeration effect and the auxiliary drying function is available in the market.

Disclosure of Invention

Aiming at the problems of the existing insoles, the insole with the refrigeration effect and the auxiliary drying function is provided, the requirement of people for keeping soles cool and comfortable in the exercise process is met, and meanwhile, the health problem that the soles are derived from bacteria due to humidity is avoided due to the later-stage drying function.

The specific technical scheme is as follows:

an insole with a refrigeration effect and an auxiliary drying function has the following characteristics that:

lower shoe-pad and the last shoe-pad of laminating on shoe-pad down are equipped with in the shoe-pad and hold the chamber, hold the intracavity and be equipped with magnetism refrigeration piece, temperature detect switch, pressure switch, battery and heat-retaining device, magnetism refrigeration piece, temperature detect switch, pressure switch and battery head and the tail electricity in proper order are connected and are formed the return circuit, and the below of magnetism refrigeration piece is located to the heat-retaining device.

The insole also has the characteristic that the lower end of the part of the lower insole corresponding to the sole part of the human body is uniformly provided with suckers for tightly adhering the lower insole to the sole.

The insole is also characterized in that the part of the lower insole corresponding to the heel part of the human body is internally provided with an air bag for buffering pressure.

The insole also has the characteristic that the upper end of the upper insole is provided with a fabric layer made of blended cotton fibers and aluminum wires.

The insole has the characteristics that the heat storage device comprises a heat insulation base, a phase change energy storage capsule arranged on the heat insulation base and a heat conduction layer attached to the phase change energy storage capsule, and the heat conduction layer is attached to the lower end of the magnetic refrigeration sheet.

The insole also has the characteristic that the phase change energy storage capsule is made of phase change materials injected into microcapsules.

The insole also has the characteristic that the phase-change material is phase-change wax.

The insole also has the characteristic that the phase change energy storage capsule array is arranged on the heat insulation base.

The insole also has the characteristics that the temperature control switch is opened when the temperature is set to be lower than 22 ℃, and is closed when the temperature is higher than 32 ℃, and the pressure switch is closed when the set pressure value is more than or equal to 400N.

The insole is also characterized in that the upper insole is made of sponge and the lower insole is made of silica gel.

The beneficial effect of above-mentioned scheme is:

the insole with the refrigeration effect and the auxiliary drying function provided by the invention is refrigerated by adopting the magnetic refrigeration sheet, compared with the traditional refrigeration material, the insole has the advantages of no environmental pollution, high efficiency, energy conservation, high reliability and long service life, and the magnetic field generated by the magnetic refrigeration sheet can promote the blood circulation of the feet of a human body, thereby playing the health care effect; meanwhile, the heat storage device can absorb and store the redundant heat generated during the movement of the human body and the heat generated by the magnetic refrigeration device, and the heat is released at the later stage to dry and dehumidify the insoles, so that the cyclic utilization of energy is promoted.

Drawings

Fig. 1 is a schematic view of an overall structure of an insole having a cooling effect and an auxiliary drying function according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partially exploded structure of an insole with cooling effect and auxiliary drying function according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a heat storage device according to an embodiment of the invention.

In the drawings: 1. a lower insole; 2. putting an insole on the insole; 3. a magnetic refrigeration sheet; 4. a temperature control switch; 5. a pressure switch; 6. a storage battery; 7. a heat storage device; 71. a thermally insulated base; 72. a phase change energy storage capsule; 73. a heat conductive layer; 8. a suction cup; 9. an air bag; 10. a fabric layer;

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.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

Fig. 1 is a schematic view of an overall structure of an insole having a cooling effect and an auxiliary drying function according to an embodiment of the present invention; FIG. 2 is a schematic view of a partially exploded structure of an insole with cooling effect and auxiliary drying function according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a heat storage device according to an embodiment of the invention. As shown in fig. 1, 2 and 3, the insole with cooling effect and auxiliary drying function provided in the embodiment of the present invention includes: the inner parts of the lower insole 1 and the upper insole 2 are formed into a closed space, a containing cavity is arranged in the lower insole 1, a magnetic refrigeration sheet 3, a temperature control switch 4, a pressure switch 5, a storage battery 6 and a heat storage device 7 are arranged in the containing cavity, the magnetic refrigeration sheet 3, the temperature control switch 4, the pressure switch 5 and the storage battery 6 are sequentially and electrically connected end to form a loop, specifically, the temperature control switch 4 (which can be selected and not limited as a bimetallic-sheet protruding temperature controller) is set to be disconnected when the temperature in the containing cavity is lower than 22 ℃, the containing cavity is closed when the temperature is higher than 32 ℃, the pressure switch 5 is closed when the set pressure value is not less than 400N so as to save the electric energy in the storage battery 6, the heat storage device 7 is arranged below the magnetic refrigeration sheet 3, the upper insole 2 is formed by sponge in the embodiment and plays a comfortable role, the lower insole 1 is formed by silica gel so as to buffer the pressure in the movement process, and the good deformability of the silica gel is well matched with the heat storage device 7, the pressure switch 5, the temperature control switch 4, the storage battery 6 and the magnetic refrigeration sheet 3 which are arranged in the containing cavity, so that the device is prevented from being misplaced due to the deformation of the insole during movement.

In this embodiment refrigerate through utilizing magnetism refrigeration piece 3 to satisfy people and keep the cool comfortable requirement of sole in the motion process, through set up heat-retaining device 7 in magnetism refrigeration piece 3 below, with the heat that produces when absorbing and storing magnetism refrigeration piece 3 operation, and provide the energy for the stoving of later stage shoe-pad, in order to avoid the shoe-pad to breed the healthy problem of bacterium because of the humidity.

In the embodiment, the refrigeration is carried out by the magnetic refrigeration material, so that the defects of easy leakage, toxicity, flammability and the like caused by the traditional refrigeration material and damaging the environment are avoided; the refrigerating efficiency of the magnetic refrigerating material can reach 30% -60% of Carnot cycle, and compared with 5% -10% of gas compression refrigerating efficiency, the magnetic refrigerating material has obvious energy-saving advantages; meanwhile, the magnetic working medium is a solid, and the entropy density of the magnetic working medium is far greater than that of gas, so that the magnetic working medium is easy to miniaturize and conforms to the structure of a built-in device of the insole; the magnetic refrigerating device has few running parts, stability, reliability and long service life, and ensures the long-term use of the insole.

Specifically, in this embodiment, the heat storage device 7 includes a heat insulation base 71, phase change energy storage capsules 72 arranged in an array on the heat insulation base 71, and a heat conduction layer 73 attached on the phase change energy storage capsules 72, the heat conduction layer 73 is attached to the lower ends of the magnetic refrigeration sheets 3, in this embodiment, the phase change energy storage capsules 72 are formed by injecting phase change wax into silica microcapsules, the upper portion of the heat insulation base 71 in this embodiment may also be recessed inwards to form an accommodating cavity capable of accommodating the phase change energy storage capsules 72, the accommodating cavity is configured to stably accommodate the phase change energy storage capsules 72 therein, so as to avoid dislocation of the phase change energy storage capsules 72 due to deformation of insoles during movement, correspondingly, the heat conduction layer 73 is disposed at the lower ends of the magnetic refrigeration sheets 3, and the heat conduction layer 73 is attached to the phase change energy storage capsules 72 arranged in an array, so as to efficiently transfer heat generated during operation of the magnetic refrigeration, the phase change energy storage capsules 72 can absorb and store the heat, and meanwhile, the array arrangement of the phase change energy storage capsules 72 can enable the heat absorption and the heat dissipation to be more uniform.

In addition, in the shoe-pad that this embodiment provided, the lower extreme that corresponds the part of human sole portion of lower shoe-pad 1 evenly is equipped with sucking disc 8, through setting up sucking disc 8 in this embodiment to closely adsorb lower shoe-pad 1 on the sole, avoid the dislocation between last shoe-pad 2 and the lower shoe-pad 1 during the motion.

Furthermore, in the insole provided by this embodiment, the portion of the lower insole 1 corresponding to the heel of the human body is provided with the air bag 9 for buffering pressure, the air bag 9 in this embodiment is an air bag, and the pressure generated during movement can be buffered by the air bag 9, so that the use feeling is improved.

Furthermore, in the insole provided by this embodiment, the upper end of the upper insole 2 is provided with the fabric layer 10 made of cotton fiber and aluminum wire blend, and in this embodiment, the good thermal conductivity of the cotton-aluminum wire blend layer is utilized to uniformly conduct heat and cool, so that the cooling effect can be distributed throughout the entire insole.

On the basis of the above technical solution, the storage battery 6 may be a rechargeable battery, and a USB interface may be disposed on the sidewall of the lower insole 1 to charge the storage battery 6 by using the USB interface electrically connected to the storage battery 6.

The working principle of the insole with the refrigeration effect and the auxiliary drying function provided by the invention is as follows: when the pressure in the insole is increased and the temperature is increased to a certain range, the magnetic refrigeration piece refrigerates, and the heat storage device absorbs and stores heat generated when the magnetic refrigeration piece operates and redundant heat generated when a human body moves; when the human body does not move or is at rest, the internal pressure in the insole is reduced, the temperature is reduced, the heat storage device releases heat to dry the insole, and the health problem that bacteria are bred due to the humidity of the insole is avoided.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.

Claims

1. An insole with a refrigeration effect and an auxiliary drying function is characterized by comprising:

lower shoe-pad (1) and laminate in last shoe-pad (2) on lower shoe-pad (1), be equipped with in lower shoe-pad (1) and hold the chamber, it is equipped with magnetism refrigeration piece (3), temperature detect switch (4), pressure switch (5), battery (6) and heat-retaining device (7) to hold the intracavity, magnetism refrigeration piece (3) temperature detect switch (4) pressure switch (5) with battery (6) are the end to end electricity connection in proper order and are formed the return circuit, heat-retaining device (7) are located the below of magnetism refrigeration piece (3).

2. The insole according to claim 1, wherein the lower end of the part of the lower insole (1) corresponding to the sole of the human body is uniformly provided with a sucking disc (8) for closely adhering the lower insole (1) to the sole.

3. Insole according to claim 2, characterized in that the part of said lower insole (1) corresponding to the heel of a human body is provided with air cells (9) for cushioning the pressure.

4. Insole according to claim 3, characterized in that the upper end of the upper insole (2) is provided with a shell fabric layer (10) made of a blend of cotton fibres and aluminium filaments.

5. The insole according to any one of claims 1 to 4, wherein said heat storage device (7) comprises a heat insulation base (71), a phase change energy storage capsule (72) disposed on said heat insulation base (71), and a heat conduction layer (73) attached to said phase change energy storage capsule (72), said heat conduction layer (73) being attached to the lower end of said magnetic refrigeration sheet (3).

6. The insole according to claim 5, wherein said phase change energy storage capsule (72) is made of a phase change material injected into microcapsules.

7. The insole of claim 6, wherein said phase change material is a phase change wax.

8. The insole according to claim 7, wherein said array of phase change energy storage capsules (72) is arranged on said thermally insulating base (71).

9. The insole according to claim 8, wherein said temperature controlled switch (4) is set to open below 22 ℃ and close above 32 ℃, and said pressure switch (5) is set to close at a pressure value of 400N or more.

10. Insole according to claim 9, wherein said upper insole (2) is made of sponge and said lower insole (1) is made of silicone.