CN212852645U - Fill gassing electron light emitting module and shoes - Google Patents

Abstract

The utility model discloses a fill gassing electron light emitting module, including filling gassing module and electron light emitting module, fill gassing module and include solenoid valve, air pump, positive reverse motor, air duct, power module and PCB board, electron light emitting module includes that pilot lamp, magnetism inhale the mouth that charges, dab switch and color lamp, the pivot of air pump is connected with the output shaft of positive reverse motor, the solenoid valve is connected with the air pump through the air duct, electron light emitting module, solenoid valve, air pump, power module all are connected through wire and PCB board electricity, power module provides working power supply for whole module. This application is through setting up on shoes and filling the gassing electron light emitting module, fills the shining of gassing work cooperation electron light emitting component and dodges to make the user have experience of preferred and feel and science and technology, thereby improved user's demand and interest, attract the customer more.

Description

Fill gassing electron light emitting module and shoes

Technical Field

The utility model relates to a shoemaking field especially relates to a shoes with gas filled structure and electron light emitting component.

Background

There is a need in many fields, products, that are related to the use of inflatable and deflatable modules, such as automotive airbags, seat cushions, balloons, medical care bladders, smart wear, in particular shoe soles, vamp bladders, etc.

Many air inflation and deflation modules are contained in places which cannot be seen by naked eyes, such as seats, soles and the like, due to the factors of appearance and occupied space, the air inflation and deflation process lacks interactivity, and the interestingness is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned not enough, provide a fill gassing electron light emitting module and shoes, function reaction method.

The utility model provides a fill gassing electron light emitting module, is including filling gassing module and electron light emitting module, fill gassing module includes solenoid valve, air pump, positive reverse motor, air duct, power module and PCB board, electron light emitting module includes the pilot lamp and dabs the switch, the pivot of air pump is connected with the output shaft of positive reverse motor, the solenoid valve is connected with the air pump through the air duct, electron light emitting module, solenoid valve, air pump, power module all are through wire and PCB board electric connection, power module provides working power supply for whole module.

Preferably, the inflation and deflation module further comprises a box body, a plurality of cavities are arranged inside the box body, and the electromagnetic valve, the air pump, the forward and reverse rotating motor, the air pipe, the power module and the PCB are all arranged in the cavities.

Preferably, the electron luminescence module still includes magnetism and inhales mouth and the color lamp that charges, pilot lamp, magnetism inhale the mouth that charges, dab switch, color lamp are all integrated specifically to flexible light strip on flexible circuit board, and its one end is connected with the PCB board electric property that fills the gassing module, and the other end is circularly, magnetism is inhaled the mouth that charges and is set up in flexible light strip middle section for wired charging, dab the switch and set up at circular tip for manual control switch, do the color lamp is 3 LED settings at the circular tip in flexible light strip, encircles the center setting for the cooperation fills the gassing function, the pilot lamp sets up in the banded region in flexible light strip for show charge state and cooperation demonstration.

Preferably, the box body back inwards caves in and forms the recess, is provided with wireless charging coil in the recess, and the recess degree of depth corresponds with wireless charging coil thickness, wireless charging coil's output with power module's input electricity is connected.

Preferably, wireless charging coil still includes the magnetic sheet, and the magnetic sheet passes through sticky fixed with wireless charging coil.

Preferably, the side part of the box body is also provided with an air outlet, and the air outlet is an air outlet of the electromagnetic valve.

Preferably, the PCB is provided with a microprocessor and a wireless transmission module, the output end of the microprocessor is electrically connected with the control end of the air pump, the wireless transmission module is electrically connected with the microprocessor, and the wireless transmission module is connected with the mobile terminal device in a wireless connection mode.

Preferably, the air duct is including locating first air duct in the box body and locating the second air duct outside the box body, the one end of first air duct with fill gassing interface of air pump links to each other, the other end of first air duct with the air inlet of solenoid valve links to each other, the one end of second air duct with the solenoid valve gas outlet links to each other, and the other end links to each other with the gasbag.

A shoe with a charging and discharging electronic luminous module comprises a vamp, a sole, an air bag and the charging and discharging electronic luminous module, the charging and discharging electronic light-emitting module comprises a charging and discharging module and an electronic light-emitting module, the sole comprises a middle sole and a lower sole, the upper surface of the lower sole is provided with an inward concave groove, so that the edge of the lower sole forms a surrounding side wall, the depth of the groove corresponds to the thickness of the middle sole, the middle sole is accommodated in the groove, the lower sole is provided with an accommodating cavity, a wire groove and an air duct groove, the accommodating cavity is used for accommodating the inflation and deflation module, the wire guide groove and the air guide pipe groove extend from the side wall of the accommodating cavity to the top end of the side wall of the lower bottom, the air guide pipe groove is used for containing an air guide pipe and guiding the air guide pipe into the vamp interlayer, the inflation and deflation module is connected with the air bag, and the electronic light-emitting module is arranged on the vamp.

Preferably, the air bag is two layers of TPU films which are mutually aligned and overlapped and bonded together along the periphery, a cavity for containing air is formed between the two layers of TPU films, and an isolating film is arranged in the cavity.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: this application is through setting up on shoes and filling the gassing electron light emitting module, fills the shining of gassing work cooperation electron light emitting component and dodges to make the user have experience of preferred and feel and science and technology, thereby improved user's demand and interest, attract the customer more.

Drawings

Fig. 1 is a schematic structural view of an electronic light emitting module of the present invention;

FIG. 2 is a schematic view of the internal structure of the inflation/deflation module of the present invention;

fig. 3 is a schematic view of the internal structure of the inflation/deflation module of the present invention;

FIG. 4 is a schematic view of the overall structure of the shoe body of the present invention;

FIG. 5 is a schematic view of the layered sole structure of the present invention;

FIG. 6 is a schematic diagram of the circuit connection of the present invention;

fig. 7 is a cross-sectional view of the airbag of the present invention.

In the figure: 1. a shoe upper; 2. a sole; 21. an accommodating cavity; 22. a wire guide groove; 23. a tracheal tube slot; 24. a lower bottom; 25. a midsole; 3. an air bag; 4. an electronic light emitting module; 41. an indicator light; 42. a magnetic charging port; 43. a tact switch; 44. color lamps; 5. an inflation and deflation module; 51. an electromagnetic valve; 511. an air outlet; 52. an air pump; 53. a power supply module; 54. a wire; 55. a box body; 56. a wireless charging coil; 561. a magnetic sheet; 57. a positive and negative rotation motor; 6. a TPU film; 6. a TPU film; 61. a chamber; 62. An isolation film; 63. hot-melt adhesive films; 71. a first air duct; 72. a second air duct.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and 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 therefore should not be construed as limiting the present invention.

As shown in fig. 1, the inflation and deflation electronic light emitting module comprises an inflation and deflation module 5 and an electronic light emitting module 4, wherein the inflation and deflation module 5 is a box body 55, and a plurality of cavities are arranged inside the box body 55 and are internally provided with inflation and deflation elements. The electronic light emitting module 4 comprises an indicator lamp 41, a magnetic attraction charging port 42, a light touch switch 43 and a colored lamp 44. The main body of the electronic light-emitting module 4 is an FPC (flexible printed circuit), which is a flexible printed circuit board made of polyimide or mylar as a base material and has high reliability, excellent flexibility, high wiring density, light weight, thin thickness and good bending property. Specific be flexible lamp area in this embodiment, can design into different shapes according to different demands, further, for the banding, its one end with fill the inside PCB electric connection of gassing module 5, the other end is circular. The indicator light 21, the magnetic attraction charging port 22, the tact switch 23 and the colored light 44 are integrated on the device. The indicator light 21 is an LED, and a plurality of, specifically, 6, indicator lights are integrated on the electronic light emitting module 4, and integrated in a band-shaped area of the main body of the electronic light emitting module 4, so as to display the charging state and display the charging state in a matching manner. The magnetic charging port 42 is electrically connected to and adhesively fixed to the electronic light emitting module 4, and in this embodiment, is fixed to the middle section of the main body of the electronic light emitting module 4 for wired charging. The tact switch 43 is a manual control switch, and in this embodiment is integrated with the circular end of the main body of the electronic light emitting module 4. The colored lamps 44 are LEDs, and are integrated with a plurality of, specifically, 3, electronic light-emitting modules 4, and are integrated with the circular end of the electronic light-emitting module 4 main body, and arranged around the center, so as to cooperate with the air charging and discharging function.

As shown in fig. 2, the box body 55 is integrally molded to form a plurality of cavities for accommodating the inflation and deflation components, gaps are formed between the cavities for allowing the connectors between the components to pass through, an air outlet 511 is further formed on the side portion of the box body 55, and the air outlet 511 is an air outlet 511 of the electromagnetic valve 51 and is exposed out of the box body 55 of the inflation and deflation module 5, so as to facilitate inflation and deflation. The electromagnetic valve 51, the pump body 52, the first air duct 71, the power supply module 53, the forward and reverse rotation motor 57, the PCB (not shown) and the lead 54 are all placed in the cavity. The electromagnetic valve 51 and the forward and reverse rotation motor 57 are electrically connected with the PCB through wires 54, the rotating shaft of the pump body 52 is connected with the output shaft of the forward and reverse rotation motor 57, and the power supply module 53 is connected with the PCB, the electromagnetic valve 51 and the pump body 52 through wires 54 to provide working power supply for the whole circuit.

As shown in fig. 3, the back of the box body 55 of the inflation and deflation module 5 is recessed inwards to form a groove with a certain depth, a wireless charging coil 56 is arranged in the groove, the depth of the groove corresponds to the thickness of the wireless charging coil 56, and after the wireless charging coil 56 is fixed in the groove in the manner of gluing and the like, the back of the box body 55 of the inflation and deflation module 5 is smooth and does not protrude. Wireless charging coil 56 still includes magnetic sheet 561 for magnetic conduction, fender magnetism, heat dissipation, it is fixed through modes such as sticky with wireless charging coil. The wireless charging coil 56 is used to wirelessly charge the power module 53.

Preferably, in this embodiment, the solenoid valve 51 is of type zcy0730 GB. The electromagnetic valve 51 is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure. Used in industrial control systems to regulate the direction, flow, velocity and other parameters of a medium. The solenoid valve 51 can be matched with different circuits to realize the expected control, and the precision and flexibility of the control can be ensured. There are many different types of solenoid valves 51, with different solenoid valves 51 functioning at different locations in the control system, most commonly a check valve, a safety valve, a directional control valve, a speed regulating valve, etc. Preferably, the pump body in this embodiment is an air pump 52 of model JLS 180928D. The air pump, i.e., an "air pump," is a device that removes air from an enclosed space or adds air to an enclosed space. The air pump mainly comprises an electric air pump, a manual air pump, a foot-operated air pump and an electric air pump. The air pump using electric power as power can continuously compress air by electric power to generate air pressure. Preferably, in this embodiment, the power module 53 is a lithium battery module with a model number FIT-BAT, and the lithium battery module provides power for the system operation of the air charging and discharging module 5 and the electronic light emitting module 4.

As shown in fig. 6, a microprocessor and a wireless module (both not shown) are also integrated on the PCB. Specifically, in this embodiment, the microprocessor is a microprocessor chip of a model ADM691AARWZ, and the wireless module is a bluetooth chip of a model Nordic 52810. The lithium battery module supplies power for system operation; the tact switch 43 is connected with the microprocessor; the microprocessor is connected with the air pump 52, the electromagnetic valve 51, the indicator lamp 41 and the colored lamp 44; the microprocessor is bidirectionally connected with the wireless transmission module; and the wireless transmission module is in wireless connection with the mobile phone APP. Microprocessor's output with the control end electric connection of air pump 52, wireless transmission module with the microprocessor electricity is connected, wireless transmission module is connected with mobile terminal through wireless connection's mode, and it is right to realize the utility model discloses a fill gassing module 5 carries out the luminescence of automatic charging and automatic gassing and cooperation electron light-emitting module 4, and it is more convenient to operate.

As shown in fig. 4-5, a shoe with a charging and discharging electronic light-emitting module comprises a vamp 1, a sole 2, an airbag 3 and the charging and discharging electronic light-emitting module, wherein the vamp 1 is arranged on the sole 2, the airbag 3 is compounded on the vamp 1, the sole 2 comprises a lower bottom 24 and a middle bottom 25, the upper surface of the lower bottom 24 is provided with an inward concave groove, so that the edge of the lower bottom forms a surrounding side wall, the depth of the groove corresponds to the thickness of the middle bottom, and the middle bottom 25 can be just accommodated in the groove. The lower base 24 is provided with a housing cavity 21, a wire guide 22 and an air duct 23. The accommodating cavity 21 has a certain depth, which does not penetrate through the lower bottom 24, and the depth corresponds to the thickness of the inflation and deflation module 5, and is used for accommodating the inflation and deflation module 5. Specifically, the accommodating chamber 1 is disposed near the arch of foot in this embodiment, and may be disposed in the area of heel or the like. The wire groove 22 has a uniform width and a certain depth, and extends from the side wall of the accommodating cavity 21 to the top end of the side wall of the lower bottom 24, and is used for accommodating the wire 54 and guiding the wire into the interlayer of the shoe upper 1. The air pipe 23 has a uniform width and a certain depth, extends from the side wall of the accommodating cavity to the top end of the side wall of the lower bottom, and is used for accommodating the air duct and guiding the air duct into the interlayer of the vamp 1. The air duct is including locating first air duct 71 in the box body 55 with locate the second air duct outside the box body 55, the one end of first air duct 71 with the inflation and deflation interface of air pump 52 links to each other, the other end of first air duct with the air inlet of solenoid valve 51 links to each other, the one end of second air duct with the gas outlet 11 of solenoid valve 51 links to each other, and the other end links to each other with the air guide mouth of gasbag 3.

As shown in fig. 7, further, the airbag 3 includes an upper TPU film 6, a separation film 62, and a bottom TPU film 6, the upper TPU film 6, the separation film 62, and the bottom TPU film 6 are sequentially and fixedly connected, and an airbag is formed among the upper TPU film 6, the separation film 62, and the bottom TPU film 6. A chamber 61 for containing gas is formed between the two layers of TPU films 6, and an isolating film 62 is arranged in the chamber. The upper TPU film 6 is a 0.5mm semi-transparent TPU film and is coated with a hot melt adhesive film 63, the isolation film 62 is made of a release agent material, and the lower TPU film 6 is a 0.3mm matte TPU film 6 and is coated with a hot melt adhesive 63. The air bag 3 is fixed to the upper by sewing or gluing.

An electronic luminous module and a function reflecting method of an air charging and discharging module are provided, wherein the electronic luminous module has luminous reflection in the air charging and discharging process along with the air charging and discharging module, and the luminous reflection is stopped when the air charging and discharging is stopped.

Specifically, the functional coordination method of the inflation and deflation module 1 and the electronic light emitting module 2 comprises the following steps: the Bluetooth is started by manually pressing the tact switch 43 to start the wireless transmission module, and the microprocessor controls the indicator lamp 41 and the colored lamp 44 to cooperate with each other to achieve a light-emitting effect, or the indicator lamp 41 and the colored lamp 44 can independently emit light. Specifically, in this embodiment, pressing the tact switch 43 for a long time turns on the bluetooth of the system, automatically turning off the bluetooth after waiting for 1 minute and no connection, and simultaneously controlling the indicator lamp 41 and the colored lamp 44 by the microprocessor to blink regularly for 10 seconds, at this time, the mobile terminal device such as a mobile phone or a tablet can be connected by searching for the bluetooth.

The inflation is controlled by manually pressing the touch switch 43 or the mobile phone APP, the microprocessor controls the indicator lamp 41 and the colored lamp 44 to cooperate with each other to achieve a light emitting effect, and the light emitting effect and the colored lamp 44 can emit light independently. Specifically, in this embodiment, the first tap switch 43 or the corresponding control of the mobile phone APP is a gas charging command, and the indicator lamp 41 and the colored lamp 44 are continuously lighted until 0.5 second after the gas charging is completed.

The inflation is controlled to be stopped by manually pressing the tact switch 43 or the mobile phone APP, and the microprocessor controls the indicator lamp 41 and the colored lamp 44 to have a light-emitting effect in a matched mode, or the two lamps can emit light independently. Specifically, in this embodiment, after the tact switch 43 is pressed for the first time, when the inflation/deflation module 5 is in the inflation state, the tact switch 43 or the mobile phone APP is pressed for the second time to correspondingly control the inflation stop command, and the light emitting effects of the indicator lamp 41 and the color lamp 44 are completely turned off.

The air release is controlled by manually pressing the touch switch 43 or the mobile phone APP, the microprocessor controls the indicator lamp 41 and the colored lamp 44 to cooperate with each other to achieve a light emitting effect, and the indicator lamp 41 and the colored lamp 44 can emit light independently. In the specific embodiment, after the first pressing is performed for the first time and the inflation is completed, the second pressing of the tact switch 43 or the corresponding control of the mobile phone APP is the deflation command, and the indicator lamp 41 and the colored lamp 44 are continuously lighted until the deflation is completed and then the indicator lamp is turned off.

Through cell-phone APP or pilot lamp 41 and color lamp 44, also can both give off light alone and be used for indicateing the battery power, microprocessor control pilot lamp 41 and/or color lamp 44 cooperation luminous effect. Specifically, in the present embodiment, when the electric quantity is less than 30%, the microprocessor controls the air charging and discharging module 5 to completely discharge air and then recharge air for 10 seconds, and simultaneously the microprocessor controls the color lamp 44 to flash for 10 seconds; when the electric quantity is less than 20%, the microprocessor controls the air charging and discharging module 5 to not respond to the air charging command any more, only responds to the air discharging command, and controls the colored lamp 44 to flash for 5 seconds when the air discharging command responds.

The charging progress of the battery is prompted through the indicator lamp 41 and/or the colored lamp 44, and the microprocessor controls the indicator lamp 41 and/or the colored lamp 44 to cooperate with the light-emitting effect. Specifically, in the present embodiment, when the charging is in progress, the microprocessor controls the indicator lamps 41 to sequentially flash in order to distinguish the current electric quantity (the indicator lamps 41 with a smaller number are flashed when the electric quantity is low, and the indicator lamps 41 with a larger number are flashed when the electric quantity is high), and the microprocessor controls the colored lamps 44 to flash regularly. After the charging is completed, the microprocessor controls the indicator lamp 41 and the colored lamp 44 to flash for 5 seconds and then to be completely turned off, and the following is a specific implementation manner of the charging effect in this embodiment:

the charging effect is as follows: (six indicator lamps 41 are 1-6 lamps from the switch, the color lamp 44 is regularly flashing)

The effect of the indicator light is as follows:

the electric quantity is 0-20%, 1 lamp flashes, 2-6 lamps are off (flashing is to be turned on every 0.6 second for 0.4 second);

the electric quantity is 20-40%, 1 lamp is normally on, 2 lamps are flashed, and 3-6 lamps are off (the flashing frequency is the same as the above);

the electric quantity is 40-60%, 1,2 lamps are normally on, 3 lamps are in flash, and 4-6 lamps are off (the flash frequency is the same as above);

the electric quantity is 75-90%, 1-4 lamps are normally on, 5 lamps are flashed, and 6 lamps are extinguished (the flashing frequency is the same as above);

the electric quantity is 90-99%, 1-5 lamps are normally on, and 6 lamps are flashed (the flashing frequency is the same as above);

after the electric quantity is fully charged by 100%, the lamp is completely turned off after 1-6 lamps are flashed for 5 seconds.

Further, in the present embodiment, after waiting for 1 minute immediately after any of the above steps, the microprocessor controls the indicator lamp 41 and the colored lamp 44 to be turned off completely, and enters a standby state; if there is other operation in any step, the indicator lamp 41 and/or the color lamp 44 under the control of the microprocessor will flash to automatically cover the former.

In all the steps of the user-defined resetting of the mobile phone APP, the indicator lamp 41 and/or the colored lamp 44 and the matching flickering effect of the functions of charging and discharging or charging, electric quantity display and the like are achieved, the microprocessor control system is restored to the factory state after the touch switch 43 is pressed for 10 seconds, and the factory state command can be customized and reset in the mobile phone APP.

The above-mentioned, only preferred embodiments of the present invention are described, the scope of the present invention cannot be limited, and all the equivalent changes and decorations made according to the claims of the present invention should still fall within the scope covered by the present invention.

Claims (10)

1. The utility model provides a fill gassing electron light emitting module, its characterized in that, is including filling gassing module and electron light emitting module, it includes solenoid valve, air pump, positive and negative motor, air duct, power module and PCB board to fill the gassing module, electron light emitting module includes the pilot lamp and dabs the switch, the pivot of air pump is connected with the output shaft of positive and negative motor, the solenoid valve is connected with the air pump through the air duct, electron light emitting module, solenoid valve, air pump, power module all are through wire and PCB board electric connection, power module provides working power supply for whole module.

2. The charge-discharge electronic lighting module according to claim 1, wherein: the inflation and deflation module further comprises a box body, a plurality of cavities are arranged inside the box body, and the electromagnetic valve, the air pump, the forward and reverse rotating motor, the air pipe, the power module and the PCB are all placed in the cavities.

3. The charge-discharge electronic lighting module according to claim 1, wherein: the electron luminescence module still includes magnetism and inhales charge mouth and color lamp, pilot lamp, magnetism inhale charge mouth, dab the switch, the color lamp is all integrated on flexible circuit board, and its one end is connected with the PCB board electric property of filling gassing module, and the other end is circularly, magnetism inhales charge mouthful and sets up in flexible circuit board middle section for wired charging, dab the switch and set up at circular tip for manual control switch, do the color lamp is 3 LED settings at the circular tip of flexible circuit board, encircles the center setting for the cooperation is filled and is filled the gassing function, the pilot lamp sets up in flexible circuit board's banded region for show charge state and cooperation show.

4. The charging and discharging electronic lighting module according to claim 2, wherein the back of the case body is recessed inwards to form a groove, a wireless charging coil is arranged in the groove, the depth of the groove corresponds to the thickness of the wireless charging coil, and the output end of the wireless charging coil is electrically connected with the input end of the power module.

5. The charge-discharge electronic lighting module according to claim 4, wherein: wireless charging coil still includes the magnetic sheet, and the magnetic sheet passes through sticky fixed with wireless charging coil.

6. The charging and discharging electronic lighting module according to claim 2, wherein an air outlet is further provided at a side of the case body, and the air outlet is an air outlet of the electromagnetic valve.

7. The charging and discharging electronic lighting module according to claim 1, wherein a microprocessor and a wireless transmission module are arranged on the PCB, an output end of the microprocessor is electrically connected with a control end of the air pump, the wireless transmission module is electrically connected with the microprocessor, and the wireless transmission module is connected with a mobile terminal device in a wireless connection mode.

8. The charging and discharging electronic lighting module according to claim 2, wherein the air duct comprises a first air duct arranged inside the case body and a second air duct arranged outside the case body, one end of the first air duct is connected with the charging and discharging interface of the air pump, the other end of the first air duct is connected with the air inlet of the electromagnetic valve, one end of the second air duct is connected with the air outlet of the electromagnetic valve, and the other end of the second air duct is connected with the air bag.

9. A shoe having the charge-discharge electronic light-emitting module according to claim 1, comprising a vamp, a sole and an air bag, characterized in that: the sole includes insole and lower bottom, the upper surface is equipped with inside sunken recess down on the lower bottom, makes the lower bottom edge form the side wall that encircles, and the recess degree of depth corresponds with insole thickness, the insole holding is in the recess, the lower bottom is provided with holding chamber, wire casing, air duct groove, the holding chamber is used for the holding to fill gassing module, wire casing and air duct groove extend to the lower bottom side wall top from the holding chamber lateral wall, the wire casing is used for the holding wire and guides it into the vamp intermediate layer, the air duct groove is used for the holding air duct and guides it into the vamp intermediate layer, fill gassing module and connect the gasbag, electron light-emitting module sets up on the vamp.

10. The shoe with the charging and discharging electronic light-emitting module according to claim 9, wherein the airbag is formed by two layers of TPU films which are aligned and overlapped with each other and bonded together at the periphery, a cavity for containing gas is formed between the two layers of TPU films, and an isolating film is arranged in the cavity.

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