CN116602478B

CN116602478B - Cooling sole

Info

Publication number: CN116602478B
Application number: CN202310779373.2A
Authority: CN
Inventors: 范琳楠; 单坊利; 范灵怡
Original assignee: Wenzhou Lisa Shoes Co ltd
Current assignee: Wenzhou Lisa Shoes Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2025-11-21
Anticipated expiration: 2043-06-28
Also published as: CN116602478A

Abstract

This application relates to the field of shoe soles, and more particularly to a cooling shoe sole, comprising a sole and an upper. A sealed cavity is formed within the sole, and a cooling element filled with coolant is disposed within the sealed cavity. The cooling element is attached to the inner wall of the sealed cavity near the wearer's foot. An inlet for coolant inflow is provided on the cooling element, which penetrates through the sidewall of the sole to communicate with the outside of the sole. A sealing element is installed on the sole to seal the inlet. This application has the effect of reducing the temperature of the wearer's feet.

Description

Cooling sole

Technical Field

The application relates to the field of soles, in particular to a cooling sole.

Background

In other footwear, other than sandals, the upper is typically wrapped around the entire instep and the sole is attached to the entire sole in order to ensure comfort to the wearer's foot and stability of the shoe after wear.

However, when the temperature of the weather is high, the foot is wrapped in the upper, so that heat dissipation of the skin of the foot is affected, the temperature of the foot of the wearer is high, and the wearing experience of the wearer is affected.

Disclosure of Invention

In order to solve the problem that the temperature of the feet of a wearer is high when the temperature of weather is high, the application provides a cooling sole.

The application provides a cooling sole, which adopts the following technical scheme:

The utility model provides a cooling sole, includes sole and upper of a shoe, set up sealed chamber in the sole, sealed intracavity is provided with the cooling piece, the cooling piece intussuseption is filled with the coolant liquid, the cooling piece laminating is in sealed chamber is close to on the inner wall of wearer's foot, set up the inlet that is used for the feed liquor on the cooling piece, the cooling piece runs through the sole lateral wall, so that the inlet with the outside intercommunication of sole, install the sealing member that is used for sealing the inlet on the sole.

Through adopting above-mentioned technical scheme, the wearer can open the sealing member, will pour into the inlet through the coolant liquid after the mode cooling such as refrigerator, refrigerator etc. into the cooling member through the inlet, and the rethread cooling member is close to the lateral wall of wearer's foot to the sole and is cooled down for the wearer also can feel cool when the shoes of wearer's upper parcel, has reduced the upper parcel wearer foot, leads to the foot to be difficult to dispel the heat, and makes the wearer feel stuffy, the probability that the foot sweats, has improved the comfort level of wearer greatly.

Optionally, the cooling piece sets up to tubulose, the tubulose the cooling piece is the heliciform and extends in the seal chamber, the cross-section diameter of cooling piece is less than the cross-section thickness of seal chamber, just the cooling piece keep away from the lateral wall of upper of a shoe with the seal chamber keep away from the distance between the inner wall of upper of a shoe is less than the deformation thickness distance that the seal chamber allows.

Through adopting the technical scheme, the space utilization rate of the cooling piece in the sealing cavity is increased by the spiral tubular cooling piece, the longer cooling piece can be accommodated in the sealing cavity, the volume of cooling liquid in the cooling piece is increased, the cooling effect of the cooling piece on the feet of a wearer is more effective and durable, the contact area of the cooling piece and the inner wall of the sealing cavity is increased, the cooling of the feet of the wearer is faster, the distance between the side wall of the cooling piece far away from the upper and the inner wall of the sealing cavity far away from the upper is smaller than the allowable deformation thickness distance of the sealing cavity, and the cooling piece is protected after the cooling piece is subjected to weight deformation by the support of the sole and the support column in the sealing cavity, the cooling piece still can not be in contact with the side wall of the sealing cavity far away from the upper, the probability that the cooling piece is extruded and deformed by the inner walls of two sides of the sealing cavity facing each other is reduced.

Optionally, be located sole and heel position the cooling piece sets up to the pocket form, is the cooling piece in bags is used for cooling to the sole with sealed intracavity wall laminating, the cross-section thickness of cooling piece is less than sealed chamber cross-section thickness, just the cooling piece keep away from the lateral wall of upper of a shoe with sealed chamber keep away from distance between the inner wall of upper of a shoe is greater than the deformation thickness distance that sealed chamber allows.

Through adopting above-mentioned technical scheme, deformation capacity is greater than tubular cooling piece far away from through the cooling piece, and the distance between the inner wall of upper of a shoe is kept away from to the lateral wall of upper of a shoe and seal chamber is greater than seal chamber allowable deformation thickness distance through the cooling piece for the seal chamber receives weight deformation back, and the cooling piece of bagging receives the extrusion, supports seal chamber inner wall, has improved the bearing capacity of sole, still makes the flow of the coolant liquid in the cooling piece can be felt to the foot of wearer simultaneously, has improved the foot of wearer and has felt, has improved the comfort level.

Optionally, be provided with the cooling cover on the cooling piece, the cooling cover inner wall with enclose between the cooling piece outer wall and close and be formed with the cooling chamber, the cooling is sheathe in and is provided with the inlet tube that is used for intaking to cooling intracavity and is used for supplying the water in the cooling chamber to volatilize radiating pipe that volatilizees, the inlet tube with volatilize the pipe and all run through sole lateral wall to outside.

Through adopting above-mentioned technical scheme, when the person of wearing is outside for a long time, the coolant liquid in the cooling piece when rising temperature gradually, the person of wearing can take away the heat of cooling cover lateral wall to cooling through the volatilization of water to cooling piece and coolant liquid in the cooling piece, thereby can have the longer cooling to the foot of person of wearing, prolonged the duration of cooling effect greatly.

Optionally, the volatilization tube extends from a position of the cooling jacket away from the upper to a position of the volatilization tube near the upper, and the vertex of the volatilization tube is closer to the upper than the position of the cooling jacket nearest to the upper.

Through adopting above-mentioned technical scheme, when the sole walks, the person of wearing is the back and forth slope generally, and is difficult to take place to incline about, so when the summit of volatilizing the pipe is closer to the upper of a shoe than the position that the cooling cover is closest to the upper of a shoe, the water in the cooling cover will be difficult to flow to outside through the summit of volatilizing the pipe to make water can volatilize in the volatilizing pipe and be difficult to directly flow.

Optionally, the cooling is sheathe in and is provided with the inflation cover, it has the inflation gas that expansion coefficient is big to fill in the inflation cover, be provided with the expansion cover on the inflation cover, the expansion cover is inside with the expansion cover is inside to be linked together, the expansion groove has been seted up on the cooling cover outer wall, the expansion groove with volatilize the intraductal closing plate that is linked together, be provided with the closing plate on the expansion cover, the closing plate slides in the expansion groove, the closing plate is used for sealing volatilize the pipe opening, the expansion cover inserts in the expansion groove inflation is flexible in order to promote the closing plate slip to open volatilize the pipe.

Through adopting above-mentioned technical scheme, after the cooling member makes the temperature rise along with the temperature of coolant liquid and the foot temperature of wearer exchange, drive the temperature rise of cooling cover, the temperature rise of cooling cover will drive the inflation gas temperature rise in the inflation cover, the volume of inflation gas increases along with the temperature rise, and the expansion direction to the expansion cover has restricted through the expansion groove, make the expansion of expansion cover promote the closing plate to open the opening of volatilizing the pipe, make the water in the volatilizing pipe begin to volatilize the heat dissipation, thereby realized that the temperature rises and automatically start volatilizing to dispel the heat to the cooling member, make the wearer can pour into the water in the volatilizing pipe in advance, make the volatilizing pipe automatic beginning volatilize the heat dissipation when the cooling member temperature reaches the trigger threshold value, the operation of wearer has been made things convenient for.

Optionally, the sealing member is including setting up on the sole and being used for the inflation valve of feed liquor, be provided with on the inflation valve and be flexible folding feed liquor pipe and the drain pipe that sets up, be provided with in the feed liquor pipe opening and be used for blockking up feed liquor pipe open-ended sealing plug, the sole internal rotation is provided with hollow switching ring, the feed liquor pipe with the outside intercommunication of sole, the drain pipe communicates with the one end port of switching ring, switching ring other end port communicates with feed liquor mouth or inlet tube opening, through rotating inflation valve realizes switching ring port and feed liquor mouth or inlet tube open-ended switching.

Through adopting above-mentioned technical scheme, through pulling out the feed liquor pipe in order to make things convenient for the person of wearing to add water or coolant liquid, and through rotating the feed liquor pipe in order to drive the switching ring and rotate to the realization is to the switching of feed liquor mouth or inlet tube intercommunication, makes two passageways of feed liquor mouth and inlet tube can be corresponding simultaneously to a feed liquor pipe, has reduced the quantity of trompil on the sole, has reduced the influence of trompil to the structural strength of sole, has improved the structural strength of sole.

Optionally, a limiting ring is arranged on the air charging valve, a limiting groove is formed in the inner wall of the sole, and the limiting ring is inserted into and rotated in the limiting groove to limit the liquid inlet pipe to stretch out and draw back the air charging valve from the sole.

Through adopting above-mentioned technical scheme, increase the area of contact of inflation valve and sole inner wall through the spacing ring, reduce the probability that takes place the condition of weeping when inflation valve and switching ring rotate, also limited the position of inflation valve through the spacing ring, improved the stability of inflation valve.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The shoe upper wraps the foot of a wearer, so that the foot is difficult to dissipate heat, the wearer feels stuffy, the foot sweats, and the comfort of the wearer is greatly improved.

2. The foot of the wearer can be cooled for a longer time, and the duration of the cooling effect is greatly prolonged.

3. The number of the holes on the sole is reduced, the influence of the holes on the structural strength of the sole is reduced, and the structural strength of the sole is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a cooling sole according to embodiment 1 of the present application.

FIG. 2 is a schematic diagram showing the structure of the cooling chamber.

Fig. 3 is a schematic cross-sectional view taken along line A-A of fig. 1.

Fig. 4 is a schematic view showing the overall structure of a cooling sole according to embodiment 2 of the present application.

Fig. 5 is a schematic cross-sectional view taken along line B-B of fig. 4.

Fig. 6 is a schematic diagram of the overall structure of a cooling sole according to embodiment 3 of the present application.

FIG. 7 is a schematic cross-sectional view highlighting a volatilized tube.

Fig. 8 is a schematic diagram showing an exploded structure of the switching ring.

Fig. 9 is a schematic cross-sectional view taken along line C-C of fig. 7.

Fig. 10 is a schematic view showing the structure of the expansion sleeve and the sealing plate.

Fig. 11 is a schematic cross-sectional view taken along line D-D in fig. 6.

The reference numerals are 1, the sole, 11, the sealing cavity, 2, the cooling part, 21, the liquid inlet, 22, the sealing part, 23, the cooling sleeve, 24, the cooling cavity, 3, the water inlet pipe, 31, the volatilizing pipe, 32, the expansion sleeve, 33, the expansion sleeve, 34, the expansion groove, 341, the expansion groove, 342, the yielding groove, 35, the sealing plate, 4, the air valve, 41, the switching ring, 411, the liquid inlet pipe, 412, the liquid outlet pipe, 413, the sealing plug, 42, the limiting ring, 43, the limiting groove, 44, the mounting hole, 45, the sealing plate, 5, the inlet hole, 51, the outlet hole, 52 and the switching hole.

Detailed Description

The application is described in further detail below with reference to fig. 1-11.

The embodiment 1 of the application discloses a cooling sole. Referring to fig. 1,2 and 3, the cooling sole comprises a sole 1 and an upper, a sealing cavity 11 is formed in the sole 1, a plurality of support columns are fixedly connected in the sealing cavity 11, inert gas is filled in the sealing cavity 11, and the weight of a wearer is supported and rebounded through the inert gas and the support columns. The cooling member 2 is installed in the seal cavity 11, in this embodiment, the cooling member 2 is tubular, the cooling member 2 is filled with a cooling liquid, the cooling liquid is a liquid with a larger specific heat capacity, and the cooling member 2 is fixedly connected and attached to the inner wall of the seal cavity 11, which is close to the upper. The cooling piece 2 is provided with a liquid inlet 21 for liquid, the end part of the cooling piece 2 provided with the liquid inlet 21 penetrates through the side wall of the sole 1 so that the liquid inlet 21 is communicated with the outside of the sole 1, and the sole 1 is provided with a sealing piece 22 for sealing the liquid inlet 21. In this embodiment, the cooling element 2 is made of rubber or resin material with good heat conductivity and harder texture.

Referring to fig. 2 and 3, the tubular cooling members 2 are spirally extended, and the end parts of the cooling members 2 with the liquid inlets 21 are attached to the inner wall of the sealing cavity 11 from the side wall near the heel part of the sole 1, spirally extend to the central position of the sealing cavity 11 of the sole 1, and the outer side walls of the adjacent cooling members 2 are attached. The thickness direction of the sole 1 is the thickness direction of the sealing cavity 11, and the height direction is the thickness direction of the sole 1 square on the ground, namely, the thickness direction, the gravity direction and the height direction are parallel. The cross-sectional diameter of the cooling element 2 is smaller than the cross-sectional thickness of the sealing chamber 11, and the distance between the side wall of the cooling element 2 remote from the upper and the inner wall of the sealing chamber 11 remote from the upper is smaller than the deformation thickness distance allowed by the sealing chamber 11.

The implementation principle of the cooling sole of the embodiment of the application is that when a wearer is about to go out, the wearer opens the sealing piece 22, cooling liquid cooled in the directions such as a refrigerator is poured into the cooling piece 2 through the liquid inlet 21, and the sole 1 contacted with the sole of the wearer is cooled through the cooling piece 2.

Example 2:

Unlike embodiment 1, referring to fig. 4 and 5, the cooling element 2 extends from the liquid inlet 21 to the center of the sealing chamber 11 in a spiral shape, the cooling element 2 at the sole and heel positions is in a bag shape, the sole 1 at the sole and heel positions is cooled by the cooling element 2 in a bag shape, the cross-sectional thickness of the cooling element 2 is smaller than the cross-sectional thickness of the sealing chamber 11, and the distance between the side wall of the cooling element 2 away from the upper and the inner wall of the sealing chamber 11 away from the upper is greater than the deformation thickness distance allowed by the sealing chamber 11.

Example 3:

Unlike embodiment 1, referring to fig. 6, 7 and 8, a cooling jacket 23 is fixedly connected to the outermost side wall of the cooling member 2, a cooling cavity 24 is formed between the inner side wall of the cooling jacket 23 and the outermost side wall of the cooling member 2, and the cooling cavity 24 is surrounded on the outermost side wall of the cooling member 2. The cooling jacket 23 is fixedly connected with a water inlet pipe 3 used for feeding water into the cooling cavity 24 and a plurality of volatilization pipes 31 used for volatilizing and radiating water in the cooling cavity 24, the plurality of volatilization pipes 31 are circumferentially uniformly distributed on the outer side wall of the cooling jacket 23, but the position of the cooling jacket 23, which is close to the front end and the tail end of the sole 1, is not provided with the volatilization pipe 31, the water inlet pipe 3 is communicated with the cooling cavity 24, the volatilization pipe 31 is communicated with the cooling cavity 24, the water inlet pipe 3 and the volatilization pipe 31 penetrate through the side wall of the sole 1 to the outside, and the height of an opening communicated with the outside of the sole 1 is larger than the highest point of the cooling cavity 24.

Referring to fig. 7, the volatilization tube 31 extends from a position where the cooling jacket 23 is far from the upper to a position where the volatilization tube 31 is near to the upper, that is, the end of the volatilization tube 31 is communicated with the lowest end where the cooling cavity 24 is far from the upper, the volatilization tube 31 extends along a direction where the lower temperature cavity 24 is far from the upper, that is, the volatilization tube 31 extends obliquely upwards to be far from the cooling cavity 24, and the highest position of the volatilization tube 31 is closer to the upper than the position where the cooling jacket 23 is closest to the upper. The back edge of the volatilizing tube 31 at the highest position is far away from the cooling cavity 24 and extends at a position far away from the upper, namely the volatilizing tube 31 is bent obliquely downwards and then extends continuously to penetrate out of the sole 1, and the volatilizing tube is bent and then extends to a position with the height equal to or lower than the lowest height of the cooling cavity 24.

Referring to fig. 7 and 9, an expansion sleeve 32 is sleeved on the cooling sleeve 23, and the expansion sleeve 32 is filled with expansion gas with a large expansion coefficient, namely gas with a large volume change affected by temperature. The expansion sleeve 32 is fixedly connected with a plurality of expansion sleeves 33, the inside of the expansion sleeve 33 is communicated with the inside of the expansion sleeve 32, in the embodiment, the expansion sleeve 32 is made of a material with higher hardness than the expansion sleeve 33, the flexibility of the expansion sleeve 32 is poorer than that of the expansion sleeve 33, and the expansion sleeve 32 and the expansion sleeve 33 are made of rubber or resin.

Referring to fig. 7 and 9, a plurality of expansion slots 34 are formed in the outer side wall of the cooling jacket 23, the expansion slots 34 are in one-to-one correspondence with the plurality of volatilization tubes 31, the openings of the expansion slots 34 are located in the outer side wall of the cooling jacket 23, the expansion slots 34 are formed in a manner of extending from the opening of the expansion slots 34 towards the direction close to the cooling cavity 24, and then are formed in the volatilization tubes 31 in a bending and extending manner, and the expansion slots 34 are communicated with the inside of the volatilization tubes 31.

Referring to fig. 7 and 9, the expansion sleeve 33 stretches into the expansion groove 34, the end part of the expansion sleeve 33, which is close to the volatilization tube 31, is fixedly connected with the sealing plate 35, the sealing plate 35 slides into the expansion groove 34, the diameter of the sealing plate 35 is larger than that of the inner space of the section of the volatilization tube 31, the sealing plate 35 is used for sealing the opening of the volatilization tube 31 by sliding out of the expansion groove 34, the expansion sleeve 33 is heated to expand so as to push the sealing plate 35 to slide into the expansion groove 34 from the volatilization tube 31 to open the opening of the volatilization tube 31, and the expansion sleeve 33 is cooled to shrink so as to pull the sealing plate 35 to retract into the volatilization tube 31 to seal the opening of the volatilization tube 31.

Referring to fig. 9 and 10, the expansion groove 34 includes an expansion groove 341 and a yielding groove 342, the expansion groove 341 and the yielding groove 342 are respectively located at two sides of the inner pipe space of the volatilization pipe 31 and are mutually communicated, the expansion groove 341 is used for expanding and contracting the expansion sleeve 33, the yielding groove 342 is used for inserting the sealing plate 35 for yielding, and the cross-sectional diameter of the expansion groove 341 is far smaller than the opening cross-sectional diameter of the volatilization pipe 31. The cross-sectional diameter of the expansion sleeve 33 after expansion is far smaller than that of the inner space of the volatilization tube 31, the expansion sleeve 33 points to the volatilization tube 31 from the expansion groove 34 to be in the length direction, the hardness of the side wall of the expansion sleeve 33 in the length direction is larger than that of the side wall of the end part of the expansion sleeve 33 in the length direction, namely the expansion promotes the expansion of the expansion sleeve 33 in the length direction, and the expansion of the expansion sleeve 33 in the width direction is reduced.

Referring to fig. 8 and 11, a mounting hole 44 is formed in the sidewall of the sole 1, the mounting hole 44 penetrates through the sidewall of the sole 1 to the sealing cavity 11, the sealing member 22 comprises an air charging valve 4 rotating in the mounting hole 44 and used for charging liquid, the air charging valve 4 is located at an opening of the mounting hole 44 near the outer portion of the sole 1, a liquid inlet pipe 411 and a liquid outlet pipe 412 are fixedly connected to the air charging valve 4, the liquid inlet pipe 411 can be sleeved in the air charging valve 4 through flexible telescopic folding, and can be pulled out of the air charging valve 4, namely pulled out of the mounting hole 44, when the liquid inlet pipe 411 is retracted in the air charging valve 4, the sidewall of the liquid inlet pipe 411 is folded in, the sidewall of the liquid inlet pipe 411 is mutually abutted and pressed, and the opening of the liquid inlet pipe 411 is sealed. A sealing plug 413 is plugged in the opening of the liquid inlet pipe 411, and the sealing plug 413 is in interference fit with the inner wall of the opening of the liquid inlet pipe 411 and is used for blocking the opening of the liquid inlet pipe 411.

Referring to fig. 8 and 11, the end of the cooling element 2 with the liquid inlet 21 is inserted into the opening of the mounting hole 44 in the sole 1, and the end of the water inlet pipe 3 is also inserted into the opening of the mounting hole 44 in the sole 1, the side wall of the water inlet pipe 3, the side wall of the cooling element 2 and the inner wall of the mounting hole 44 are attached, and no gap exists between the side walls.

Referring to fig. 8 and 11, a hollow switching ring 41 is further rotated in the mounting hole 44, the switching ring 41 is fixedly connected to a liquid outlet pipe 412 of the air charging valve 4, the liquid inlet pipe 411 is communicated with the outside of the sole 1, the liquid outlet pipe 412 is communicated with one end port of the switching ring 41, the other end port of the switching ring 41 is communicated with an opening of the mounting hole 44 close to the sealing cavity 11, and the liquid inlet 21 and the opening of the water inlet pipe 3 are positioned in an opening of the mounting hole 44 close to the sealing cavity 11. The inner wall of the opening of the switching ring 41, which is close to the sealing cavity 11, is fixedly connected with a blocking plate 45, the cross section diameters of the opening of the liquid inlet 21 and the opening of the water inlet pipe 3 are equal, the blocking plate 45 blocks the opening shape of the switching ring 41 to be the same as the opening shape of the liquid inlet 21, and the switching of the communication between the opening of the switching ring 41 and the opening of the liquid inlet 21 or the opening of the water inlet pipe 3 is realized by rotating the air charging valve 4.

Referring to fig. 8 and 11, the mounting hole 44 includes a communicating inlet hole 5, an outlet hole 51 and a switching hole 52, the inlet hole 5 communicates with the outside of the sole 1, the outlet hole 51 communicates with the sealing chamber 11, the inlet port 21 and the inlet pipe 3 are located in the outlet hole 51, the switching hole 52 is located between the inlet hole 5 and the outlet hole 51, the cross-sectional diameter of the inlet hole 5 is equal to the cross-sectional diameter of the outlet hole 51, and the cross-sectional diameter of the switching hole 52 is larger than the cross-sectional diameter of the inlet hole 5. The outer side wall of the liquid inlet pipe 411 is jointed and rotated with the inner wall of the inlet hole 5, the outer side wall of the air charging valve 4, the outer side wall of the liquid outlet pipe 412 and the outer side wall of the switching ring 41 are jointed and rotated on the inner wall of the switching hole 52, and the outer side wall of the liquid inlet 21 is fixedly jointed with the outer side wall of the water inlet pipe 3 on the inner wall of the outlet hole 51.

Referring to fig. 8 and 11, the air charging valve 4 is fixedly connected with a limiting ring 42, the limiting ring 42 is fixedly connected to the side wall of the air charging valve 4 facing the inlet 5 in the circumferential direction, the limiting ring 42 is fixedly connected to the side wall of the air charging valve 4 in the length direction, the inner wall of the switching hole 52 facing away from the inlet 5 is provided with a limiting groove 43, the limiting groove 43 is further provided with the inner wall of the switching hole 52 in the length direction, the limiting ring 42 is inserted into the limiting groove 43 to rotate, and the side wall of the limiting ring 42 is attached to the inner wall of the limiting groove 43 so as to pull the air charging valve 4 out of the sole 1 when the limiting liquid inlet pipe 411 stretches.

In this embodiment, the air charging valve 4, the switching ring 41, the liquid inlet pipe 411, the liquid outlet pipe 412, the sealing plug 413, and the limiting ring 42 are all made of flexible materials, such as resin or rubber.

The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.

Claims

1. A cooling shoe sole, comprising a sole (1) and an upper, characterized in that: a sealed cavity (11) is provided in the sole (1), a cooling element (2) is provided in the sealed cavity (11), the cooling element (2) is filled with coolant, the cooling element (2) is attached to the inner wall of the sealed cavity (11) near the wearer's foot, an inlet (21) for inleting liquid is provided on the cooling element (2), the cooling element (2) penetrates the side wall of the sole (1) so that the inlet (21) communicates with the outside of the sole (1), and a sealing element (22) for sealing the inlet (21) is installed on the sole (1).

The cooling element (2) is configured as a tube, and the tubular cooling element (2) extends spirally inside the sealing cavity (11). The cross-sectional diameter of the cooling element (2) is smaller than the cross-sectional thickness of the sealing cavity (11), and the distance between the side wall of the cooling element (2) away from the upper and the inner wall of the sealing cavity (11) away from the upper is smaller than the allowable deformation thickness distance of the sealing cavity (11).

The cooling component (2) is provided with a cooling sleeve (23). The inner wall of the cooling sleeve (23) and the outer wall of the cooling component (2) form a cooling cavity (24). The cooling sleeve (23) is provided with a water inlet pipe (3) for water to enter the cooling cavity (24) and an evaporation pipe (31) for water in the cooling cavity (24) to evaporate and dissipate heat. Both the water inlet pipe (3) and the evaporation pipe (31) penetrate the side wall of the sole (1) to the outside.

2. A cooling shoe sole according to claim 1, characterized in that: the evaporation tube (31) extends from the cooling sleeve (23) away from the shoe upper to the position closer to the shoe upper, and the apex of the evaporation tube (31) is closer to the shoe upper than the position of the cooling sleeve (23) closest to the shoe upper.

3. A cooling shoe sole according to claim 1, characterized in that: an expansion sleeve (32) is provided on the cooling sleeve (23), the expansion sleeve (32) is filled with an expansion gas with a large expansion coefficient, a telescopic sleeve (33) is provided on the expansion sleeve (32), the interior of the telescopic sleeve (33) is connected to the interior of the expansion sleeve (32), a telescopic groove (34) is provided on the outer wall of the cooling sleeve (23), the telescopic groove (34) is connected to the interior of the evaporation tube (31), a sealing plate (35) is provided on the telescopic sleeve (33), the sealing plate (35) slides in the telescopic groove (34), the sealing plate (35) is used to seal the opening of the evaporation tube (31), and the telescopic sleeve (33) is inserted into the telescopic groove (34) to expand and contract to push the sealing plate (35) to slide open the evaporation tube (31).

4. A cooling shoe sole according to claim 1, characterized in that: the sealing member (22) includes an inflation valve (4) disposed on the shoe sole (1) for liquid inlet, the inflation valve (4) is provided with an inlet pipe (411) and an outlet pipe (412) arranged in a telescopic and folding manner, a sealing plug (413) for blocking the opening of the inlet pipe (411) is provided in the opening of the inlet pipe (411), a hollow switching ring (41) is rotatably disposed inside the shoe sole (1), the inlet pipe (411) is connected to the outside of the shoe sole (1), the outlet pipe (412) is connected to one end port of the switching ring (41), and the other end port of the switching ring (41) is connected to the opening of the inlet port (21) or the water inlet pipe (3), and the switching of the connection between the port of the switching ring (41) and the opening of the inlet port (21) or the water inlet pipe (3) is realized by rotating the inflation valve (4).

5. A cooling shoe sole according to claim 4, characterized in that: a limiting ring (42) is provided on the inflation valve (4), a limiting groove (43) is provided on the inner wall of the shoe sole (1), and the limiting ring (42) is inserted into and rotated in the limiting groove (43) to limit the inflation valve (4) from the shoe sole (1) when the liquid inlet pipe (411) is extended or retracted.