CN214759491U

CN214759491U - Ventilated shoe pad and ventilated shoe

Info

Publication number: CN214759491U
Application number: CN202121265854.4U
Authority: CN
Inventors: 杨岳锋
Original assignee: Hengyang Qisheng Technology Development Co ltd
Current assignee: Hengyang Qisheng Technology Development Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-11-19
Anticipated expiration: 2031-06-08

Abstract

The utility model provides an interchangeable air shoe-pad and interchangeable air shoes, relate to shoe-pad technical field, it is including lower gasket and the last gasket that links together, be equipped with the gasbag down between gasket and the last gasket, the gasbag is compressible and can automatic recovered flexible housing, the rear end of gasbag extends to the rear end of gasket down, the front end extends to the middle part of gasket down, the air inlet has been seted up to the bottom at gasbag rear portion, the through-hole has been seted up to the position that the gasket corresponds the air inlet down, the air inlet is connected with the intake pipe through the check valve that admits air, the one end mouth of pipe of intake pipe extends to one side and the crooked upwards setting of gasket down from the below of gasket down, the check valve that admits air is including setting up the support frame in the air inlet, install the first elastic diaphragm on the support frame, the middle part and the support frame fixed connection of first elastic diaphragm, first elastic diaphragm can seal and cover the air inlet. The utility model discloses can be convenient for realize taking a breath to shoes inside after using shoes inside to valve body structure is simple relatively, and airflow channel is difficult for also blocking.

Description

Ventilated shoe pad and ventilated shoe

Technical Field

The utility model relates to an insole technical field especially indicates an interchangeable air shoe-pad and interchangeable air shoes.

Background

When people walk and do fierce sports, the soles sweat easily, heat is not easy to dissipate, so that the foot sweat is easy to breed, even the foot odor is caused, and the foot experience is influenced. The mainstream breathable shoes in the market at present only determine the breathable function through the materials of the shoes or directly make the shoe uppers into a net-shaped structure, so that the types of the shoes are limited to a great extent.

Some current shoes realize the inside taking a breath of the shoes body through setting up the shoe-pad that can take a breath in inside, it is mainly through setting up breathing air bag on the shoe-pad, and utilize two check valves to realize the air admission and the exhaust of gasbag, but this type of structure all has a shortcoming, it is just that inlet channel and exhaust passage's overall arrangement or structure are unreasonable, easily lead to blocking because of stepping on the pressure that receives the step, secondly these check valves's structure is comparatively complicated, mostly all need spare part structures such as case, springs to realize its function, consequently, the risk of damage is great, the interchangeable gas function life that leads to shoes or shoe-pad is not long.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilative shoe-pad uses shoes inside can be convenient for realize taking a breath to shoes inside in the use to valve body structure is simple relatively, and airflow channel is difficult for blockking up yet.

In order to solve the technical problem, the utility model discloses a following technical scheme: an air-replaceable insole comprises a lower gasket and an upper gasket which are connected together, wherein an air bag is arranged between the lower gasket and the upper gasket, the air bag is a compressible flexible shell capable of automatically recovering, the rear end of the air bag extends to the rear end of the lower gasket, the front end of the air bag extends to the middle of the lower gasket, the bottom end of the rear part of the air bag is provided with an air inlet, the lower gasket is provided with a through hole corresponding to the air inlet, the air inlet is connected with an air inlet pipe through an air inlet check valve, a pipe orifice at one end of the air inlet pipe extends to one side of the lower gasket from the lower part of the lower gasket and is arranged upwards in a bending manner, the air inlet check valve comprises a support frame arranged in the air inlet and a first elastic membrane arranged on the support frame, the middle part of the first elastic membrane is fixedly connected with the support frame, and the first elastic membrane can seal the air inlet under the action of self gravity and/or the pressure of air in the air bag, the gas vent has been seted up to the front end of gasbag, the gas vent is connected with exhaust passage through the exhaust check valve, the exhaust check valve is including the lug of connecting the gas vent and set up the second elastic diaphragm on the lug, the up end of lug is the inclined plane of extending down just the one end of gas vent extends to this inclined plane, the upper end of second elastic diaphragm and the upper end fixed connection on inclined plane, the second elastic diaphragm can cover the gas vent under self action of gravity and/or exhaust passage's atmospheric pressure effect, exhaust passage is the bar connected in star down, exhaust passage is the crooked setting of "7" style of calligraphy and its one end extends to the front end of gasket down, go up the gasket and correspond exhaust passage's position and seted up a plurality of bleeder vents.

Preferably, the surfaces of the first elastic membrane and the second elastic membrane are coated with a layer of soft gel.

More preferably, the top of lower gasket and the bottom of last gasket are seted up respectively and are used for matching the assembly groove of gasbag, and the tank bottom that is located the assembly groove of lower gasket still is provided with a plurality of constant head tanks at the interval, the bottom of gasbag corresponds and is provided with a plurality of location archs that are arranged in the card income constant head tank.

More preferably, the left side edge of the front portion of the airbag is provided with a "V" shaped notch.

Furthermore, the air bag comprises an upper air bag sheet and a lower air bag sheet which are connected up and down, and high-elastic sponge is filled between the upper air bag sheet and the lower air bag sheet; or the air bag comprises an upper air bag sheet and a lower air bag sheet which are connected up and down, a plurality of tower-shaped springs are clamped between the upper air bag sheet and the lower air bag sheet at intervals, and spring positioning holes for placing the tower-shaped springs are respectively and correspondingly formed in the top of the upper air bag sheet and the bottom of the lower air bag sheet.

The air inlet is positioned at the rear part of the lower air bag sheet, the support frame is a cross-shaped support frame arranged at the air inlet, a first mounting hole is formed in the middle of the cross-shaped support frame, and a screw penetrates through the middle of the first elastic membrane and is in threaded connection with the first mounting hole, so that the first elastic membrane is fixed on the support frame; the lug is located the inner wall in "V" shape groove, the second mounting hole has been seted up on the lug, and the bolt passes the upper end of second elastic diaphragm and blocks in the second mounting hole, thereby will second elastic diaphragm fixes on the lug, the quantity of bolt and second mounting hole is three and corresponds respectively and set up side by side, and three bolt is fixed on a bolt stationary blade.

Preferably, the bottom fixedly connected with quick detach air guide plug of support frame, the bottom of quick detach air guide plug is provided with the arch along its edge ring, quick detach air guide plug suit has the air guide seat, the air guide jack that is used for cooperating quick detach air guide plug and can be by protruding spacing is offered at the top of air guide seat, intake-tube connection is in one side of air guide seat, the one end mouth of pipe that the intake pipe is used for admitting air is provided with the dust cap, the inboard on intake pipe upper portion still fixedly connected with sign board.

More preferably, a plurality of strip-shaped clamping grooves are formed in the top of the upper airbag piece at intervals, and a plurality of strip-shaped protrusions used for being matched with the strip-shaped clamping grooves are correspondingly formed in the bottom of the upper gasket.

More preferably, the air bag is made of TPU material; the lower gasket is formed by hot-press molding of high-elasticity breathable cotton or injection molding of an elastic PU material; the upper gasket is made of high-elastic breathable cotton single-sided composite cloth.

In addition, this application still provides a shoes of can taking a breath, including sole and shoes body, it still includes foretell shoe-pad of can taking a breath, the shoe-pad of can taking a breath fixes in the sole and forms an organic whole with the sole, the one end mouth of pipe that the intake pipe is used for admitting air stretches into shoes body inside and the bending upwards extends to penetrating shoes body to communicate outside atmosphere.

The utility model discloses a theory of operation is: after in arranging this shoes of can ventilating shoe-pad in shoes, put on the in-process of shoes walking and motion, can extrude the gasbag when the sole is trampled on the shoe-pad, make the gas in the gasbag get into exhaust passage through the exhaust check valve, then enter into shoes inside through the bleeder vent, when the sole lifts up, the check valve that admits air is opened, the exhaust check valve is closed, make-up gas in the gasbag is entered into to outside air accessible intake pipe, the step of two states of the above-mentioned gasbag of circulation, then can realize introducing the inside of shoes with outside air, for the inside effect of taking a breath of shoes.

The beneficial effects of the utility model reside in that: the valve body of the air inlet check valve and the valve body of the air exhaust check valve are both made of elastic membranes, when the valve body is acted by positive airflow, the elastic membranes are pushed away to open the valve channel, and when the valve body is acted by reverse airflow, the elastic membranes are attached to the valve channel tightly to close the valve channel, so that compared with the existing check valve with a complex structure such as a valve core and a spring, the structure is simpler, the risk of damage caused by more parts can be reduced, and the service life is prolonged; in addition, the exhaust passage is bent in a 7 shape, one end of the exhaust passage extends to the front end of the lower gasket, the front half part of the exhaust passage can be just arranged in a landing gap area between the root of the toe and the joint of the sole of the foot, the upper gasket in the area is not easily extruded by the foot, therefore, the exhaust is more smooth, the blockage is not easily caused, and the exhausted airflow can also enable the foot of a person to obtain obvious experience.

Drawings

Fig. 1 is an exploded view of the overall structure in an embodiment of the present invention;

FIG. 2 is a schematic view showing the internal structure of the airbag according to the embodiment;

FIG. 3 is a schematic bottom view of the lower bladder segment of the example;

FIG. 4 is a schematic bottom view of an embodiment of an upper gasket;

fig. 5 is an assembly diagram of the overall structure in the embodiment.

The reference signs are:

1-lower pad 2-upper pad 3-air bag

3 a-air inlet 3 b-air outlet 3 c-upper air bag sheet

3 d-lower air bag sheet 3 e-tower spring 3 f-spring positioning hole

3 g-first mounting hole 3 h-screw 3 i-strip-shaped clamping groove

3 j-strip-shaped bulge 4 a-support frame 4 b-first elastic membrane

5-air inlet pipe 5 a-quick-release air guide plug 5 b-flange

5 c-air guide seat 5 d-air guide jack 5 e-dust cap

5 f-identification plate 6 a-projection 6 b-second elastic membrane

6 c-second mounting hole 6 d-bolt 6 e-bolt fixing piece

7-exhaust channel 8-air vent 9-assembly groove

9a, a positioning groove 9b, a positioning bulge 10 and a connecting hole.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

It should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, in the present disclosure, unless explicitly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-5, a ventilated shoe pad comprises a lower pad 1 and an upper pad 2 which are connected together, an air bag 3 is arranged between the lower pad 1 and the upper pad 2, the air bag 3 is a compressible and self-restoring flexible shell, the rear end of the air bag 3 extends to the rear end of the lower pad 1, the front end extends to the middle of the lower pad 1, the bottom end of the rear part of the air bag 3 is provided with an air inlet 3a, the lower pad 1 is provided with a through hole corresponding to the air inlet 3a, the air inlet 3a is connected with an air inlet pipe 5 through an air inlet check valve, a pipe orifice at one end of the air inlet pipe 5 extends from the lower part of the lower pad 1 to one side of the lower pad 1 and is arranged upwards in a bending manner, the air inlet check valve comprises a support frame 4a arranged in the air inlet 3a and a first elastic membrane 4b arranged on the support frame 4a, the middle of the first elastic membrane 4b is fixedly connected with the support frame 4a, the first elastic membrane 4b can seal the air inlet 3a under the action of self gravity and/or the pressure of air in the air bag 3, the front end of the air bag 3 is provided with an air outlet 3b, the air outlet 3b is connected with an air exhaust channel 7 through an air exhaust one-way valve, the air exhaust one-way valve comprises a lug 6a connected with the air outlet 3b and a second elastic membrane 6b arranged on the lug 6a, the upper end surface of the lug 6a is an inclined surface extending downwards, one end of the air outlet 3b extends to the inclined surface, the upper end of the second elastic membrane 6b is fixedly connected with the upper end of the inclined surface, the second elastic membrane 6b can seal the air outlet 3b under the action of self gravity and/or the air pressure of the air exhaust channel 7, the air exhaust channel 7 is a strip-shaped groove arranged on the lower gasket 1, the air exhaust channel 7 is arranged in a 7-shaped bending shape, and one end of the exhaust channel extends to the front end of the lower gasket 1, the upper gasket 2 is provided with a plurality of air holes 8 corresponding to the exhaust passage 7.

After the air-changeable insole provided by the embodiment is placed in a shoe, when the shoe is worn to walk and exercise, when the sole presses the insole, the air bag 3 can be squeezed, at the moment, the air pressure in the air bag 3 can press the first elastic membrane 4b to close the air inlet one-way valve, and meanwhile, the air pressure can push the second elastic membrane 6b open to open the air exhaust one-way valve, so that the air in the air bag 3 can enter the air exhaust channel 7 through the air exhaust one-way valve and then enter the shoe through the air holes 8; when the sole is lifted, the air pressure in the air bag 3 is lower than the pressure of the external atmosphere, so that the external air can enter the air inlet pipe 5 and burst the first elastic diaphragm 4b to open the air inlet one-way valve, meanwhile, the air in the exhaust channel 7 can also generate pressure on the exhaust one-way valve to press the second elastic diaphragm 6b, the exhaust one-way valve is kept in a closed state, the external air gradually enters the air bag 3 to replenish the air bag 3, and the external air can be introduced into the shoe body to ventilate the interior of the shoe body by circulating the air bag 3.

Preferably, the surfaces of the first elastic membrane 4b and the second elastic membrane 6b are coated with a layer of soft gel, so that the texture of each elastic membrane is softer, and a better fitting effect is generated, and the elastic membranes can be better attached to a valve port to firmly seal a corresponding one-way valve when stressed.

Further, the assembly groove 9 that is used for matcing gasbag 3 is offered respectively to the top of lower gasket 1 and the bottom of last gasket 2, the tank bottom that is located assembly groove 9 of lower gasket 1 still the interval is provided with a plurality of constant head tanks 9a, the bottom correspondence of gasbag 3 is provided with a plurality of location archs 9b that are arranged in the card income constant head tank 9a, the process of installing gasbag 3 is comparatively convenient like this on lower gasket 1, make each protruding 9b card in location go into can realize fast that gasbag 3 and lower gasket 1's buckle have been connected in the constant head tank 9a that corresponds, later will go up gasket 2 again and be connected with lower gasket 1 can.

Preferably, the left side edge of the front part of the air bag 3 is provided with a "V" shaped notch, which is intended to reduce the width of the front area of the air bag 3, so that the air bag 3 can better adapt to bending deformation when the arch moves to bend during walking, and moreover, the area can also appropriately reduce the thickness of the air bag 3 to improve the comfort when the arch bends to move.

The air bag 3 in the embodiment specifically comprises an upper air bag sheet 3c and a lower air bag sheet 3d which are connected up and down, and high-elastic sponge is filled between the upper air bag sheet 3c and the lower air bag sheet 3 d; or the airbag 3 comprises an upper airbag sheet 3c and a lower airbag sheet 3d which are connected up and down, a plurality of tower-shaped springs 3e are clamped between the upper airbag sheet 3c and the lower airbag sheet 3d at intervals, and spring positioning holes 3f for placing the tower-shaped springs 3e are respectively and correspondingly formed in the top of the upper airbag sheet 3c and the bottom of the lower airbag sheet 3d, and the technical personnel in the field should know that the tower-shaped springs 3e are selected to occupy a small space when being compressed, so that the airbag 3 can exhaust more fully.

What is worth mentioning is that, the tower spring is as a small, the big spring of load, the inside little space occasion of adaptation gasbag 3 that can be fine to can play the cushioning effect of certain degree, this to setting up the shoe-pad in shoes inside, the shock attenuation effect that possesses can provide the comfort level for human foot again just, and produce better resilience force in the motion process, thereby absorb foot impact force, the protection foot.

Wherein the air inlet 3a is positioned at the rear part of the lower air bag sheet 3d, the support frame 4a is a cross-shaped support frame arranged at the air inlet 3a, the middle part of the cross-shaped support frame is provided with a first mounting hole 3g, a screw 3h passes through the middle part of the first elastic membrane 4b and is in threaded connection with the first mounting hole 3g, thereby fixing the first elastic diaphragm 4b on the support frame 4a, when the air bag 3 is pressed, the air pressure directly acts on the upper end surface of the first elastic diaphragm 4b, so that the elastic membrane 4b can firmly cover the support frame 4a and seal the air inlet 3a, when the air bag 3 loses the pressure of the foot, under the action of the external atmospheric pressure, the external air can enter from the air inlet pipe 5 and impact the bottom end surface of the first elastic diaphragm 4b, so that the edge of the first elastic diaphragm 4b is turned up to open the gas inlet 3a to supplement the gas inside the airbag 3.

Correspondingly, the bump 6a is positioned on the inner wall of the V-shaped groove, the bump 6a is provided with a second mounting hole 6c, the bolts 6d pass through the upper end of the second elastic membrane 6b and are clamped into the second mounting hole 6c, so that the second elastic membrane 6b is fixed on the bump 6a, the number of the bolts 6d and the number of the second mounting holes 6c are three and are respectively arranged in parallel, the three bolts 6d are fixed on a bolt fixing piece 6e, when the air bag 3 is extruded, the air pressure directly acts on the lower end surface of the second elastic membrane 6b, so that the lower part of the second elastic membrane 6b is tilted to open the exhaust port 3b, at the moment, the air can enter the exhaust passage 7 and be exhausted from each air vent 8, when the air pressure of the foot is lost by the air pressure in the shoe body, the air pressure can act on the upper end surface of the second elastic membrane 6b, so that the second elastic diaphragm 6b firmly covers the projection 6a and seals the exhaust port 3 b.

In order to improve the connection firmness between the upper air bag piece 3c and the lower air bag piece 3d, in this embodiment, a plurality of connecting holes 10 can be further formed in the outer edges of the upper air bag piece 3c and the lower air bag piece 3d at intervals, the connecting holes 10 of the upper air bag piece 3c are correspondingly connected with the connecting holes 10 of the lower air bag piece 3d, on one hand, the air bag 3 can be integrally provided with good firmness, and on the other hand, the upper air bag piece 3c and the lower air bag piece 3d can be accurately combined and spliced. For the convenience of subsequent disassembly and assembly, the connecting holes 10 may be fastened and connected through a bolt and nut structure, and of course, other connecting manners may also be adopted, which are not specifically limited in this application.

Furthermore, the bottom of the support frame 4a is fixedly connected with a quick-release air guide plug 5a, the bottom end of the quick-release air guide plug 5a is annularly provided with a flange 5b along the edge thereof, the quick-release air guide plug 5a is sleeved with an air guide seat 5c, the top of the air guide seat 5c is provided with an air guide jack 5d which is used for matching with the quick-release air guide plug 5a and can be limited by the flange 5b, in the actual installation and application process, the quick-release air guide plug 5a can be inserted into the air guide jack 5d, the quick-release air guide plug 5a in the insertion process can generate certain elastic deformation so that the flange 5b can be clamped into the air guide jack 5d and then recover the deformation to form a limiting effect, in the disassembly process, the quick-release air guide plug 5a can be separated from the air guide jack 5d by pulling a little by manpower, the structure is convenient to disassemble and assemble and disassemble, when the replaceable air is applied to a shoe, at first, a hole can be formed in the middle base cloth in the shoe, then the air guide seat 5c is arranged below the hole, and the pipe orifice at one end of the air inlet pipe 5 extends to the side face of the shoe to be communicated with the outside atmosphere, so that the insole is convenient to replace and clean. In addition, intake pipe 5 can connect in one side of air guide seat 5c, intake pipe 5 is used for the one end mouth of pipe of admitting air to be provided with dust cap 5e, so that avoid the worm, great dust impurity gets into, but can not play the closure effect to the one end mouth of pipe of intake pipe 5, of course, the inboard still can a sign board 5f of fixedly connected with on intake pipe 5 upper portion, when specifically using, this sign board 5f can stretch out from the shoes body side along with the one end mouth of pipe of intake pipe 5 together, on the one hand, sign board 5f can separate between the one end mouth of pipe of shoes body and intake pipe 5, reduce the friction of the two, on the other hand, the inner face of this sign board 5f bonds on can fixing shoes body side, and can set up the brand mark at the lateral surface of sign board 5f, so as to play good propaganda effect.

Preferably, the top of the upper airbag piece 3c is provided with a plurality of strip-shaped clamping grooves 3i at intervals, the bottom of the upper gasket 2 is correspondingly provided with a plurality of strip-shaped protrusions 3j used for matching the strip-shaped clamping grooves 3i, so that the airbag 3 is firmer and more stable between the lower gasket 1 and the upper gasket 2, furthermore, when the bottom of the upper gasket 2 is provided with the strip-shaped protrusions 3j, the positions corresponding to the strip-shaped protrusions 3j at the top of the upper gasket 2 can correspondingly form strip-shaped concave structures, and then the strip-shaped concave structures are directly positioned below feet, so that the strip-shaped concave structures can play roles of skid resistance and air guide to a certain extent.

In the present embodiment, the depth of the exhaust passage 7 is at least 4mm, so that the clogging of the exhaust passage 7 due to the foot bottom pressure can be largely avoided; the air bag 3 can be made of TPU material; the lower gasket 1 can be formed by hot-press molding of high-elasticity breathable cotton or injection molding of an elastic PU material; the upper gasket 2 is a high-elastic breathable cotton single-sided composite fabric with the thickness of 2 mm; the air inlet pipe 5 is a flat pipe made of hard material, and is not easy to deform due to external force extrusion.

It should be understood by those skilled in the art that the positions of the inlet 3a and the outlet 3b in this embodiment may be actually interchanged according to market needs, and the structure of each check valve may be reversed accordingly to realize the opening and closing control of the valve.

In addition, this application still provides a shoes of can taking a breath, including sole and shoes body, it still includes foretell shoe-pad of can taking a breath, and the shoe-pad of taking a breath is fixed in the sole and forms an organic whole with the sole, and the one end mouth that intake pipe 5 is used for admitting air stretches into shoes body inside and the bending upwards extends to penetrating shoes body to communicate outside atmosphere.

The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.

In order to make it easier for those skilled in the art to understand the improvement of the present invention over the prior art, some drawings and descriptions of the present invention have been simplified, and in order to clarify, some other elements have been omitted from this document, those skilled in the art should recognize that these omitted elements may also constitute the content of the present invention.

Claims

1. An air-permeable insole is characterized in that: comprises a lower gasket (1) and an upper gasket (2) which are connected together, wherein an air bag (3) is arranged between the lower gasket (1) and the upper gasket (2), the air bag (3) is a compressible flexible shell capable of automatically restoring, the rear end of the air bag (3) extends to the rear end of the lower gasket (1), the front end of the air bag extends to the middle part of the lower gasket (1), an air inlet (3 a) is arranged at the bottom end of the rear part of the air bag (3), a through hole is arranged at the position of the lower gasket (1) corresponding to the air inlet (3 a), the air inlet (3 a) is connected with an air inlet pipe (5) through an air inlet check valve, a pipe orifice at one end of the air inlet pipe (5) extends to one side of the lower gasket (1) from the lower part of the lower gasket (1) and is arranged upwards in a bending manner, the air inlet check valve comprises a support frame (4 a) arranged in the air inlet (3 a) and a first elastic membrane (4 b) arranged on the support frame (4 a), middle part and support frame (4 a) fixed connection of first elastic diaphragm (4 b), air inlet (3 a) can be sealed under the pressure effect of self gravity effect and/or gasbag (3) inside gas in first elastic diaphragm (4 b), gas vent (3 b) have been seted up to the front end of gasbag (3), gas vent (3 b) are connected with exhaust passage (7) through the exhaust check valve, the exhaust check valve is including lug (6 a) of connecting gas vent (3 b) and second elastic diaphragm (6 b) of setting on lug (6 a), the up end of lug (6 a) is the inclined plane that extends down just the one end of gas vent (3 b) extends to this inclined plane, the upper end of second elastic diaphragm (6 b) and the upper end fixed connection of inclined plane, second elastic diaphragm (6 b) can seal the gas vent under the atmospheric pressure effect of self gravity effect and/or exhaust passage (7) cover (3b) The exhaust passage (7) is a strip-shaped groove arranged on the lower gasket (1), the exhaust passage (7) is in a 7-shaped bending shape, one end of the exhaust passage extends to the front end of the lower gasket (1), and a plurality of air holes (8) are formed in the position, corresponding to the exhaust passage (7), of the upper gasket (2).

2. The ventilated footwear insole of claim 1, wherein: the surfaces of the first elastic membrane (4 b) and the second elastic membrane (6 b) are coated with a layer of soft gel.

3. The ventilated footwear insole of claim 1, wherein: the top of gasket (1) and the bottom of last gasket (2) are offered respectively down and are used for matching assembly groove (9) of gasbag (3), and the tank bottom that is located assembly groove (9) of gasket (1) down is still provided with a plurality of constant head tanks (9 a) at the interval, the bottom correspondence of gasbag (3) is provided with a plurality of location archs (9 b) that are arranged in the card income constant head tank (9 a).

4. The ventilated footwear insole of claim 1, wherein: the left side edge of the front part of the air bag (3) is provided with a V-shaped notch.

5. The ventilated footwear insole of claim 4, wherein: the air bag (3) comprises an upper air bag sheet (3 c) and a lower air bag sheet (3 d) which are connected up and down, and high-elastic sponge is filled between the upper air bag sheet (3 c) and the lower air bag sheet (3 d); or the air bag (3) comprises an upper air bag sheet (3 c) and a lower air bag sheet (3 d) which are connected up and down, a plurality of tower-shaped springs (3 e) are clamped between the upper air bag sheet (3 c) and the lower air bag sheet (3 d) at intervals, and spring positioning holes (3 f) used for placing the tower-shaped springs (3 e) are respectively and correspondingly formed in the top of the upper air bag sheet (3 c) and the bottom of the lower air bag sheet (3 d).

6. The ventilated footwear insole of claim 5, wherein: the air inlet (3 a) is positioned at the rear part of the lower air bag piece (3 d), the support frame (4 a) is a cross-shaped support arranged on the air inlet (3 a), a first mounting hole (3 g) is formed in the middle of the cross-shaped support, and a screw (3 h) penetrates through the middle of the first elastic membrane (4 b) and is in threaded connection with the first mounting hole (3 g), so that the first elastic membrane (4 b) is fixed on the support frame (4 a); lug (6 a) are located the inner wall in "V" shape groove, second mounting hole (6 c) have been seted up on lug (6 a), and bolt (6 d) pass the upper end of second elastic diaphragm (6 b) and block into in second mounting hole (6 c), thereby will second elastic diaphragm (6 b) are fixed on lug (6 a), the quantity of bolt (6 d) and second mounting hole (6 c) is three and corresponds the setting side by side respectively, and three bolt (6 d) are fixed on a bolt stationary blade (6 e).

7. The ventilated footwear insole of claim 6, wherein: the bottom fixedly connected with quick detach air guide plug (5 a) of support frame (4 a), the bottom of quick detach air guide plug (5 a) is provided with flange (5 b) along its edge ring, quick detach air guide plug (5 a) cover is equipped with air guide seat (5 c), air guide seat (5 c)'s top is offered and is used for cooperation quick detach air guide plug (5 a) and can be by flange (5 b) spacing air guide jack (5 d), one side at air guide seat (5 c) is connected in intake pipe (5), the one end mouth of pipe that intake pipe (5) are used for admitting air is provided with dust cap (5 e), sign board (5 f) are gone back fixedly connected with to the inboard on intake pipe (5) upper portion.

8. The ventilated footwear insole of claim 7, wherein: the top of going up gasbag piece (3 c) is provided with a plurality of bar draw-in grooves (3 i) at interval, go up the bottom of gasket (2) and correspond and offer a plurality of bar archs (3 j) that are used for cooperating bar draw-in groove (3 i).

9. The ventilated footwear insole of claim 1, wherein: the air bag (3) is made of TPU material; the lower gasket (1) is formed by hot-press molding of high-elasticity breathable cotton or injection molding of an elastic PU material; the upper gasket (2) is made of high-elasticity breathable cotton single-sided composite cloth.

10. The utility model provides a shoes of can breathing freely, includes sole and shoes body, its characterized in that: further comprising the ventilating insole as claimed in any one of claims 1 to 9, which is fixed in and integrated with the sole, and one end of the air inlet pipe (5) for air inlet is extended into the inside of the shoe body and bent to extend upward to penetrate the shoe body, thereby communicating with the outside atmosphere.