CN108679274A - Air charging system - Google Patents

Air charging system Download PDF

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Publication number
CN108679274A
CN108679274A CN201810481971.0A CN201810481971A CN108679274A CN 108679274 A CN108679274 A CN 108679274A CN 201810481971 A CN201810481971 A CN 201810481971A CN 108679274 A CN108679274 A CN 108679274A
Authority
CN
China
Prior art keywords
air
charging system
regulating part
filled pore
sealing device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810481971.0A
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Chinese (zh)
Other versions
CN108679274B (en
Inventor
刘志明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Business Treasure Health Technology Co Ltd
Original Assignee
Guangdong Business Treasure Health Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Business Treasure Health Technology Co Ltd filed Critical Guangdong Business Treasure Health Technology Co Ltd
Priority to CN201810481971.0A priority Critical patent/CN108679274B/en
Publication of CN108679274A publication Critical patent/CN108679274A/en
Application granted granted Critical
Publication of CN108679274B publication Critical patent/CN108679274B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00Check valves
    • F16K15/20Check valves specially designed for inflatable bodies, e.g. tyres
    • F16K15/205Check valves specially designed for inflatable bodies, e.g. tyres and with closure plug
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00Check valves
    • F16K15/18Check valves with actuating mechanism; Combined check valves and actuated valves

Abstract

The present invention discloses a kind of air charging system, including pedestal, regulating part and first sealing device, and accommodating cavity is equipped in the pedestal, and the pedestal is equipped with air intake and bottom is equipped with air-filled pore, and the first sealing device, which is set at air-filled pore, seals the air-filled pore;The regulating part is adjustably set in position in the accommodating cavity, air cavity is equipped in the regulating part, the air cavity is connected to the air intake, the bottom wall of the regulating part is equipped with the through-hole for being connected to the air cavity, and the regulating part can make air-filled pore described in the through-hole alignment or the bottom wall is made to block the air-filled pore when adjusting position.Air charging system of the present invention can carry out air flue selective inflation, improve the safety that the convenience used and product use.

Description

Air charging system
Technical field
The present invention relates to a kind of air charging system more particularly to it is a kind of can be to air charging system that air flue is selectively inflated.
Background technology
Many aerated products, such as inflatable toys, swim ring, air pillow, airbed, when not in use all can be by gas Emptying, to reduce volume, is convenient for carrying.And it is needing in use, just needing to be inflated product, the airing form of most original It is manually to blow, but it is time-consuming and laborious in this way while also unhygienic.It can time saving province if being inflated using tools such as inflators Power, but the tools such as carrying inflator are again cumbersome, in order to easily be inflated, occur being installed on the market filling Air charging system on gas product, this device include air valve and air bag, can be inflated to product by compressing gasbag, pass through pressing Air valve can deflate to product, using still eaily.However, the air bag and air valve of existing air charging system do not have Safe mode is easy to be from being inadvertently depressed during making product use, cause it is unexpected inflate or it is unexpected deflate, so as to cause because The danger excessively inflated and exploded, or cause to influence usage experience because frequently surprisingly deflating.
In addition, existing air charging system is all one-to-one setting, i.e., an inflated airbag corresponds to an air charging system, With the pattern diversification of aerated product, the complication of functional diversities and aerated product internal structure, the following inflation There may be multiple mutually independent inflatable airbags for product, if still configured with existing pattern, an inflation On product will be furnished with multiple air charging systems, aerated product volume will be caused excessive in this way, influence appearance, operation it is loaded down with trivial details, fill It is inconvenient to deflate, and seriously affects the usage experience of aerated product.
Therefore, it is necessary to it is a kind of can be to air charging system that air flue is selectively inflated.
Invention content
The purpose of the present invention is to provide it is a kind of can be to air charging system that air flue is selectively inflated.
To achieve the goals above, air charging system provided by the invention includes pedestal, regulating part and first sealing device, institute It states and is equipped with accommodating cavity in pedestal, the pedestal is equipped with air intake and bottom is equipped with air-filled pore, and the first sealing device is set to The air-filled pore is sealed at air-filled pore;The regulating part is adjustably set in position in the accommodating cavity, the adjusting Air cavity is equipped in part, the air cavity is connected to the air intake, and the bottom wall of the regulating part is equipped with the through-hole for being connected to the air cavity, It can make air-filled pore described in the through-hole alignment when regulating part adjustment position or the bottom wall is made to block the air-filled pore.
Compared with prior art, since the present invention in position by the regulating part by being adjustably set to the pedestal It is interior, and in the regulating part therefore setting air cavity and through-hole by the position of regulating part described in operation adjustment, can make institute It states through-hole to be selectively aligned with the air-filled pore of the pedestal, when the through-hole is aligned with the air-filled pore, air-filled pore leads to Hole, air cavity and air intake can be interconnected, so as to be inflated to air-filled pore direction from the air intake.When It when the through-hole is not aligned with the air-filled pore of pedestal and is blocked by the bottom wall, is blocked between air-filled pore and through-hole, to nothing Method is inflated air-filled pore direction from the air intake, achievees the purpose that lock the current tolerance of aerated product, prevents from filling Gas product is from being inadvertently depressed and surprisingly inflates, and avoids causing danger in use, improves the safety that product uses.
Preferably, the pedestal be equipped with multiple air-filled pores, the through-hole optionally with any air-filled pore Connection, and the bottom wall blocks remaining described air-filled pore.By the activity adjustment position of the regulating part, so as to so that described Through-hole it is position-movable, and then the through-hole can be made to be connected to air-filled pore described in any one, reached to different air-filled pores The purpose being inflated, and different air-filled pores can different from same aerated product airbags connections, it is thereby achieved that one is filled Device of air is inflated multichannel, simplifies the structure of air charging system, reduces the volume of air charging system, realizes more than one The purpose that an air charging system is only used in air bag inflator product prevents aerated product volume excessive, avoids influencing appearance, operation Simply, inflation/deflation is convenient, greatly improves the usage experience of aerated product.
Preferably, being connected to by flexible tracheae between the air cavity and the air intake.Since the regulating part is can to live It is dynamic, needed between the regulating part and the pedestal fabulous sealing effect just can guarantee gas will not from the regulating part with Junction leakage between the pedestal avoids reducing inflation performance, thus, in order to ensure between regulating part and the pedestal The air cavity is connected to by air-tightness by a flexible tracheae with air intake, and the gas of air intake enters directly into the gas Intracavitary, without promoting the performance and effect of inflation by the pedestal so as to effectively solve the above problems.
Preferably, the regulating part is in rotationally to be arranged around the central shaft of itself.
Specifically, the regulating part is in eccentric wheel structure, to turn an angle in the pedestal.
Preferably, being in hermetically to be arranged between the outer wall of the regulating part and the inner wall of the pedestal.
Preferably, the air charging system further includes the second sealing device, the regulating part is equipped with to be connected to the air cavity Gas vent, second sealing device are set at the gas vent to the gas vent one-way sealing.
Specifically, the air charging system further includes operating parts, and the operating parts is slidingly arranged at the gas vent, institute It states the second sealing device and is fixed on the operating parts, the operating parts can drive the first sealing device to open, so that described Air-filled pore is connected to the gas vent.
Specifically, the operating parts is equipped with a pin, and the pin is located at the top of the through-hole, and the operating parts passes through The pin drives the first sealing device to open.By being arranged second sealing device and the pin, described in operation When operating parts, the pin can drive the first sealing device to make its opening, and then the air charging system can be made to have The function of deflation.Simultaneously as the operating parts and the pin are set on the regulating part, with the position of the regulating part Variation and corresponding different air-filled pore, therefore, the pin can only a pair air-filled pore corresponding with the through-hole operate, it is this Bleed air operation is also selectively to carry out, and aerated product can be prevented to be from being inadvertently depressed and surprisingly deflate in this way, improves product and uses Safety.
Specifically, resetting spring is equipped between second sealing device and the regulating part, so that the operating parts is released Put the first sealing device.The resetting spring can carry out the pin after the action of bleed air operation disappearance automatically multiple Position, to make the first sealing device automatically reset, avoids excessively deflating, and realizes that deflation is controllable, tolerance is freely regulated Purpose.
Preferably, the first sealing device is to the air-filled pore one-way sealing, to open the air-filled pore in inflation, The air-filled pore is sealed when non-aerating.
Specifically, the air charging system further includes air source, and the air source is connected to the air intake.
Description of the drawings
Fig. 1 is the stereogram of air charging system of the present invention.
Fig. 2 is stereogram of the air charging system of the present invention from downside.
Fig. 3 is the internal structure chart of air charging system of the present invention.
Fig. 4 is the exploded view of the internal structure of air charging system of the present invention.
Fig. 5 is the sectional structure chart of air charging system of the present invention.
Fig. 6 is state diagram when air charging system of the present invention is deflated.
Specific implementation mode
For the technology contents that the present invention will be described in detail, construction feature, the effect realized, below in conjunction with embodiment and match Attached drawing is closed to be explained in detail.
As shown in Figures 1 to 5, air charging system 100 of the present invention is suitable for inflatable toys, swim ring, air pillow, air mattress Pad etc. is in aerated products comprising pedestal 11, regulating part 12, first sealing device 13 and air source 14, the pedestal 11 be equipped with into Gas port 111 and bottom are equipped with air-filled pore 112, and the air intake 111 is connected to the air source 14, and the air source 14 is air bag.Institute Air-filled pore 112 is stated to connect with an airbag of the aerated product.The first sealing device 13 be set at air-filled pore 112 with 112 one-way sealing of the air-filled pore is closing and sealing off described to open the air-filled pore 112 in inflation when non-aerating Air-filled pore 112;The first sealing device 13 is check valve, and the first sealing device 13 of the present embodiment is using elastic sealing strip The pedestal 11 is fixed in one end of form, the elastic sealing strip, and the other end is in free state, and in nature, it is utilized The edge that the elastic force of itself presses on the air-filled pore 112 seals the air-filled pore 112, the elastic sealing strip can into It opens in gas direction.Accommodating cavity 113 is equipped in the pedestal 11, the regulating part 12 is set in the accommodating cavity 113 and in institute It states and is adjustably arranged in position in accommodating cavity 113, in close between the outer wall of the regulating part 12 and the inner wall of the pedestal 11 Feud is arranged.In the present embodiment, the regulating part 12 is around the central shaft of itself in being rotationally arranged, and the regulating part 12 is in inclined Heart wheel construction.Therefore, the rotatable certain angle in the pedestal 11 of the regulating part 12, avoids excessive deflection.The adjusting Air cavity 121 is equipped in part 12, the air cavity 121 is connected to the air intake 111.
Fig. 4 and Fig. 5 is please referred to, the bottom wall 122 of the regulating part 12 is equipped with the through-hole 123 for being connected to the air cavity 121, described When adjusting position the through-hole 123 can be connected to the air-filled pore 112 or the bottom wall 122 is made to block described fill for regulating part 12 Stomata 112.The interior bottom of the pedestal 11 is equipped with multiple air-filled pores 112, and the air-filled pore 112 is around the pedestal 11 Central shaft is circumferentially;The through-hole 123 is optionally connected to any air-filled pore 112, and the bottom wall 122 blocks Remaining described air-filled pore 112.
Again as shown in figure 5, being connected to by flexible tracheae 15 between the air cavity 121 and the air intake 111.Due to described Regulating part 12 is mobilizable, and fabulous sealing effect is needed just to can guarantee gas between the regulating part 12 and the pedestal 11 Junction that will not be between the regulating part 12 and the pedestal 11 leaks, and avoids reducing inflation performance, thus, in order to ensure Air-tightness between regulating part 12 and the pedestal 11 is carried out the air cavity 121 and air intake 111 by a flexible tracheae 15 Connection, the gas of air intake 111 enter directly into the air cavity 121, without passing through the pedestal 11, so as to effective It solves the above problems, promotes the performance and effect of inflation.
Again referring to Fig. 5, the air charging system 100 further includes the second sealing device 16, the regulating part 12 is equipped with and institute The gas vent 124 of the connection of air cavity 121 is stated, second sealing device 16 is set at the gas vent 124 to the gas vent 124 one-way sealings seal the gas vent 124 to open the gas vent 124 when deflating when not deflating.The inflation dress It further includes operating parts 162 to set 100, and the operating parts 162 is slidingly arranged at the gas vent 124, the second sealing dress It sets 16 and is fixed on the operating parts 162.The operating parts 162 can drive the first sealing device 13 to open, so that described fill Stomata 112 is connected to the gas vent 124.It can make first sealing device 13 described in its pushing tow to press the operating parts 162, And then the form setting for making first sealing device 13 open, it can also be to pull the operating parts 162 that it is made to pull described first Sealing device 13, and then the form setting for making first sealing device 13 open.Former form is used in the present embodiment;Specifically It is that the operating parts 162 is equipped with a pin 161, the pin 161 is located at the top of the through-hole 123, presses the operating parts 162, the open-top first sealing device 13 of the pin 161 can be driven, so that the air-filled pore 112 and the gas vent 124 Connection.It is in open cavity 125 that the upper end of the regulating part 12, which is equipped with, and 162 upper end of the operating parts stretches out in the cavity 125, it is single to have gap, second sealing device 16 between the operating parts 162 and the gas vent 124 of the regulating part 12 To valve, the second sealing device 16 described in the present embodiment is elastic sealing strip, and the diaphragm seal is fixed on the operating parts 162 and close Feud presses on the inside edge of the gas vent 124.By the way that second sealing device 16 and the pin 161 is arranged, press When pressing the operating parts 162, the pin 161 can be opened with first sealing device described in pushing tow 13, and then can make described fill Device of air 100 has the function of deflating.Simultaneously as the operating parts 162 and pin 161 are set on the regulating part 12, The corresponding different air-filled pore 112 with the change in location of the regulating part 12, therefore, the pin 161 can only pair with it is described logical 123 corresponding air-filled pore 112 of hole is operated, and this bleed air operation is also selectively to carry out, and can prevent aerated product in this way It is from being inadvertently depressed and surprisingly deflates, improve the safety that product uses.It is equipped between the operating parts 162 and the regulating part 12 Resetting spring 17, so that the pin 161 leaves the first sealing device 13.Specifically, the resetting spring 17 is compression Spring, is socketed on that the operating parts 162 is outer and in the cavity 125, and one end of the compressed spring is resisted against described The upper end-face edge of operating parts 162, the other end are resisted against the inner bottom surface of the cavity 125 of the regulating part 12.The resetting spring 17 It can automatically reset to the pin 161 after the action of bleed air operation disappearance, to make the pin 161 automatically reset And the through-hole 123 is exited, it avoids excessively deflating, realizes controllable, the freely regulated purpose of tolerance of deflating.
In addition, the surface of the pedestal 11 is provided with mark corresponding with each air-filled pore 112, the regulating part 12 is gone to When in one of mark, the through-hole 123 corresponds to the air-filled pore 112 of the mark, can be corresponded at this time to the air-filled pore 112 The airbag of aerated product be inflated.
In summary and Fig. 5 and Fig. 6 is combined, the operation principle of air charging system 100 of the present invention is described in detail below, It is as follows:
Before inflation, the regulating part 12 is first turned, makes the rotation of the regulating part 12 that 123 level of through-hole be driven to go to It needs on inflated for deflated air-filled pore 112.When inflation, external pressure presses the air bag, and inside air bag is compressed, gas from The air bag is entered by the air intake 111 and flexible tracheae 15 in the air cavity 121, due to the air pressure in air cavity 121 Increase, the air pressure in the airbag for the aerated product being more than, therefore, gas pushes the first sealing device 13 open and enters inflation production In the airbag of product, in the process, second sealing device 16 closes, and realizes and inflates for the first time.Then, external pressure is removed Power, the air bag start to reply prototype under the action of natural resiliency power, and at this moment, the pressure of inside air bag is less than extraneous gas Pressure, extraneous air pressure pushes second sealing device 16 open, to enter air cavity 121 by gas vent 124, then from air cavity 121 enter inside air bag by flexible tracheae 15, and air bag is made to resile.Later, can continue to press the air bag progress Second of inflation, can continuously the airbag of aerated product be inflated by repeating above-mentioned action.
When the airbag of the aerated product to being connected to current air-filled pore 112 is deflated, it is only necessary to press the behaviour Workpiece 162 makes the regulating part 12 relatively of the operating parts 162 move down, and at this moment, the operating parts 162 drives described Two sealing devices 16 move down, and second sealing device 16 is detached from the edge of 124 inside of the gas vent, at this point, described Gas vent 124 is connected to by gap with the air cavity 121.At the same time, the pin 161 with the operating parts 162 to moving down It is dynamic, and by the through-hole 123 and first sealing device 13 described in pushing tow by air-filled pore 112, make the first sealing device 13 It opens, at this moment the air-filled pore 112, air cavity 121, gap and gas vent 124 are connected to, the high pressure gas in the airbag of aerated product Body can be released from the gas vent 124.
Compared with prior art, since the present invention in position by the regulating part 12 by being adjustably set to the base In on seat 11, and in the regulating part 12 therefore setting air cavity 121 and through-hole 123 pass through regulating part 12 described in operation adjustment Position, the through-hole 123 can be made selectively to be directed at connection with any one air-filled pore 112 of the pedestal 11, reached pair The purpose that different air-filled pores 112 is inflated.And different air-filled pores 112 can airbags companies different from same aerated product It is logical, it is thereby achieved that an air charging system 100 is inflated multichannel.When the through-hole 123 and the air-filled pore 112 are right On time, air-filled pore 112, through-hole 123, air cavity 121 and air intake 111 4 can be interconnected, so as to from it is described enter gas 112 direction of air-filled pore is inflated at mouth 111.When the through-hole 123 is not aligned and described with the air-filled pore of pedestal 11 112 It when bottom wall 122 blocks, is blocked between air-filled pore 112 and through-hole 123, thus can not be from the air intake 111 to air-filled pore 112 directions are inflated, and achieve the purpose that lock the current tolerance of aerated product.Entire air charging system 100 needs a tune Part 12 and the i.e. controllable multiple air-filled pores 112 of an operating parts 162 or air flue are saved, the structure of air charging system 100 is simplified, reduces The volume of air charging system 100 realizes the purpose for only using an air charging system 100 in air bag inflator product more than one, keeps away It is excessive to exempt from aerated product volume, influences appearance, easy to operate, inflation/deflation is convenient, and greatly improve aerated product uses body It tests.Also, it is just operable that the regulating part 12 must be turned before aerated product is inflated or is deflated, and effectively prevent inflating Product is from being inadvertently depressed and surprisingly inflates or surprisingly deflate, and avoids causing danger in use, improves the peace that product uses Quan Xing.
Above disclosed is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly It encloses, therefore according to equivalent variations made by scope of the present invention patent, still falls within the range that the present invention is covered.

Claims (12)

1. a kind of air charging system, it is characterised in that:It is equipped with and holds including pedestal, regulating part and first sealing device, in the pedestal Set chamber, the pedestal is equipped with air intake and bottom is equipped with air-filled pore, and the first sealing device is set at the air-filled pore pair The air-filled pore sealing;The regulating part is adjustably set in position in the accommodating cavity, and gas is equipped in the regulating part Chamber, the air cavity are connected to the air intake, and the bottom wall of the regulating part is equipped with the through-hole for being connected to the air cavity, the regulating part It can make air-filled pore described in the through-hole alignment when adjusting position or the bottom wall is made to block the air-filled pore.
2. air charging system as described in claim 1, it is characterised in that:The pedestal is equipped with multiple air-filled pores, described logical Hole is optionally connected to any air-filled pore, and the bottom wall blocks remaining described air-filled pore.
3. air charging system as described in claim 1, it is characterised in that:Pass through flexible air between the air cavity and the air intake Pipe is connected to.
4. air charging system as described in claim 1, it is characterised in that:The regulating part is around the central shaft of itself in rotationally Setting.
5. air charging system as claimed in claim 4, it is characterised in that:The regulating part is in eccentric wheel structure, in the base It turns an angle in seat.
6. air charging system as described in claim 1, it is characterised in that:The inner wall of the outer wall of the regulating part and the pedestal it Between in being hermetically arranged.
7. air charging system as described in claim 1, it is characterised in that:The air charging system further includes the second sealing device, institute It states regulating part and is equipped with the gas vent being connected to the air cavity, second sealing device is set at the gas vent and is put to described Gas port one-way sealing.
8. air charging system as claimed in claim 7, it is characterised in that:The air charging system further includes operating parts, the operation Part is slidingly arranged at the gas vent, and second sealing device is fixed on the operating parts, and the operating parts can drive The first sealing device is opened, so that the air-filled pore is connected to the gas vent.
9. air charging system as claimed in claim 8, it is characterised in that:The operating parts is equipped with a pin, and the operating parts is logical Crossing the pin drives the first sealing device to open.
10. air charging system as claimed in claim 8, it is characterised in that:It is equipped between the operating parts and the regulating part multiple Position spring, so that the operating parts discharges the first sealing device.
11. air charging system as described in claim 1, it is characterised in that:The first sealing device is unidirectional to the air-filled pore Sealing seals the air-filled pore to open the air-filled pore in inflation when non-aerating.
12. air charging system as described in any one of claim 1 to 11, it is characterised in that:The air charging system further includes air source, The air source is connected to the air intake.
CN201810481971.0A 2018-05-18 2018-05-18 Air charging system Active CN108679274B (en)

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Application Number Priority Date Filing Date Title
CN201810481971.0A CN108679274B (en) 2018-05-18 2018-05-18 Air charging system

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Application Number Priority Date Filing Date Title
CN201810481971.0A CN108679274B (en) 2018-05-18 2018-05-18 Air charging system

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CN108679274A true CN108679274A (en) 2018-10-19
CN108679274B CN108679274B (en) 2020-03-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019218561A1 (en) * 2018-05-18 2019-11-21 广东商旅宝健康科技有限公司 Air inflation system and air inflation method

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Publication number Priority date Publication date Assignee Title
CN2550591Y (en) * 2002-06-06 2003-05-14 王正宗 Switch type multi-path valve for inflation object
CN202746683U (en) * 2012-08-16 2013-02-20 宁波布拉沃冲气具制造有限公司 Inflation valve
CN104279137A (en) * 2014-10-09 2015-01-14 刘志明 Inflating device
CN104481853A (en) * 2014-12-01 2015-04-01 刘志明 Portable inflation device
KR20170094594A (en) * 2016-02-11 2017-08-21 엘지전자 주식회사 A Degassing Apparatus
CN207246506U (en) * 2017-08-16 2018-04-17 广东商旅宝健康科技有限公司 Two-way aerating and exhaust device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2550591Y (en) * 2002-06-06 2003-05-14 王正宗 Switch type multi-path valve for inflation object
CN202746683U (en) * 2012-08-16 2013-02-20 宁波布拉沃冲气具制造有限公司 Inflation valve
CN104279137A (en) * 2014-10-09 2015-01-14 刘志明 Inflating device
CN104481853A (en) * 2014-12-01 2015-04-01 刘志明 Portable inflation device
KR20170094594A (en) * 2016-02-11 2017-08-21 엘지전자 주식회사 A Degassing Apparatus
CN207246506U (en) * 2017-08-16 2018-04-17 广东商旅宝健康科技有限公司 Two-way aerating and exhaust device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019218561A1 (en) * 2018-05-18 2019-11-21 广东商旅宝健康科技有限公司 Air inflation system and air inflation method
US10844967B2 (en) 2018-05-18 2020-11-24 Guangdong Travelmall Health Technology Co., Ltd. Inflation system

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