CN108661879B - Miniature inflating device - Google Patents
Miniature inflating device Download PDFInfo
- Publication number
- CN108661879B CN108661879B CN201810461989.4A CN201810461989A CN108661879B CN 108661879 B CN108661879 B CN 108661879B CN 201810461989 A CN201810461989 A CN 201810461989A CN 108661879 B CN108661879 B CN 108661879B
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- Prior art keywords
- air inlet
- air outlet
- valve
- air
- end cover
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B33/00—Pumps actuated by muscle power, e.g. for inflating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1013—Adaptations or arrangements of distribution members the members being of the poppet valve type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1046—Combination of in- and outlet valve
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Check Valves (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The invention discloses a miniature inflating device, which comprises a valve body and an air bag, wherein the valve body is provided with a hollow cavity, the upper end of the valve body is provided with an air inlet communicated with the hollow cavity, one end of the valve body is provided with an air outlet communicated with the hollow cavity, the other end of the valve body is provided with an air bag interface communicated with the hollow cavity, the air inlet is provided with an air inlet valve device, the air outlet is provided with an air outlet valve device, and the air bag interface is connected with the air; the micro air charging device also comprises an end cover arranged at the air inlet, and the end cover moves along the axial direction of the valve body to close or open the air inlet. The invention can reduce the volume by changing the arrangement positions of the air inlet and the air outlet, thereby occupying less space. Meanwhile, the end cover is arranged at the air outlet of the miniature inflating device, the end cover can be moved to open the air inlet, then operations such as inflation and deflation can be carried out, the end cover can also be moved to close the air inlet, the product is good in sealing at the moment, air cannot be leaked, and repeated inflation is not needed under the condition of long-time use.
Description
The present application is a divisional application of an invention patent application having an application number of 201610507387.9, an application date of 2016, 06, 28, and an invention name of "one kind of micro inflator".
Technical Field
The invention relates to the technical field of inflation devices, in particular to a miniature inflation device.
Background
The travel pillow, the air cushion and other products are inflated by the built-in inflating device, the inflating device comprises the air bag and the valve body, electricity and mouth blowing are not needed, the air bag is continuously pressed by hands, and then the air can be inflated into the inflating product through the valve body, so that the operation is convenient. Wherein air inlet and gas outlet all set up on same straight line on this valve body, and whole volume is great, sets up and need occupy great installation space in the product.
The valve that sets up in aerating device's the valve body generally has elastic plastic piece, and it is not absolute to the sealed of air inlet, gas outlet, and under the long-term condition of opening of air inlet, the inside air of product can be revealed to the external world slowly through gas outlet, air inlet, and the time is long, will lead to the product interior gas volume not enough, need to aerify again. In addition, there is also a possibility that the erroneous operation causes the air bleeding, and if the air inlet is not opened, the erroneous operation does not cause the air bleeding either.
Therefore, it is necessary to provide an inflator capable of closing the intake port.
Disclosure of Invention
The invention aims to provide an inflating device capable of closing an air inlet.
In order to achieve the purpose, the invention provides a miniature inflating device which comprises a valve body and an air bag, wherein the valve body is provided with a hollow cavity, the upper end of the valve body is provided with an air inlet communicated with the hollow cavity, one end of the valve body is provided with an air outlet communicated with the hollow cavity, the other end of the valve body is provided with an air bag interface communicated with the hollow cavity, an air inlet valve device is arranged at the air inlet, an air outlet valve device is arranged at the air outlet, and the air bag interface is connected with the air bag; miniature aerating device is still including locating the end cover of air inlet department, the end cover is rotatably located the valve body top, the end cover is relative the valve body is followed when rotating the axial displacement of valve body is in order to seal or open the air inlet, the end cover atress orders about during the time admit air valve device and the removal of air outlet valve device in order to open the gas outlet.
Compared with the prior art, the invention can reduce the volume by changing the arrangement positions of the air inlet and the air outlet, thereby occupying less space. Meanwhile, the end cover is arranged at the air outlet in the miniature inflation device, the end cover can move to open the air inlet, then the operations such as inflation and deflation can be carried out, the end cover can also move to close the air inlet, the sealing performance of the product is good at the moment, the air leakage is effectively prevented, and repeated inflation is not needed under the condition of long-time use.
Specifically, the air inlet valve device is including locating the air inlet valve base member on the valve body, be equipped with in the air inlet valve base member run through from top to bottom and with the inlet channel of air inlet intercommunication, the end cover with through the internal thread and the external screw thread threaded connection that match between the air inlet valve base member, the end cover is through sealing inlet channel is in order to seal the air inlet.
More specifically, the air inlet valve device still includes the inlet valve gasket, the bottom of inlet valve base member be equipped with the inlet channel sealing face that the inlet valve gasket shape size matches, the inlet valve gasket upwards elasticity extrusion the inlet channel sealing face is in order to seal inlet channel.
Furthermore, the air inlet valve device further comprises an air inlet valve core body and an air inlet valve spring, the air inlet valve core body is arranged in the air inlet channel in an up-down movable mode, the air inlet valve spring is sleeved on the outer side of the air inlet valve core body, the air inlet valve sealing piece is connected to the bottom end of the air inlet valve core body, and the air inlet valve spring drives the air inlet valve sealing piece to elastically extrude the air inlet channel sealing surface upwards.
More specifically, the admission valve base member is including surrounding the admission valve lateral wall in the inlet channel outside, be equipped with the lateral wall through-hole on the admission valve lateral wall, when rotatory the end cover extremely can open when the lateral wall through-hole top the inlet channel, when rotatory the end cover extremely can seal when the lateral wall through-hole below the inlet channel.
More specifically, a buckling structure which enables the end cover not to be separated from the air inlet valve base body is arranged between the end cover and the air inlet valve base body.
More specifically, the end cover includes annular side wall and circular roof, the annular side wall with through internal thread and the external screw thread threaded connection who matches between the admission valve base member, circular roof is the elastic surface, when pressing during the circular roof, circular roof produces elastic deformation and transmits pressure extremely admission valve device and air outlet valve device are so that the gas outlet passes through air inlet, inlet channel and outside intercommunication.
Preferably, the air outlet valve device comprises an air outlet valve base body and an air outlet valve sealing piece, an air outlet channel which is communicated from left to right is arranged in the air outlet valve base body, an air outlet channel sealing surface matched with the air outlet valve sealing piece in shape and size is arranged at the left end of the air outlet valve base body, and the air outlet valve sealing piece elastically extrudes the air outlet channel sealing surface rightwards to seal the air outlet channel.
Specifically, the air outlet valve device further comprises an air outlet valve core body and an air outlet valve spring, wherein the air outlet valve core body is arranged in the air outlet channel in a left-right movable mode, the air outlet valve spring is sleeved on the outer side of the air outlet valve core body, the air outlet valve sealing piece is connected to the left end of the air outlet valve core body, and the air outlet valve spring drives the air outlet valve sealing piece to be elastically extruded rightwards to form the sealing surface of the air outlet channel.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is an exploded view of the present invention.
Fig. 3 is a schematic structural view of an intake valve device and an exhaust valve device of the present invention.
Fig. 4 is a schematic cross-sectional structure of the present invention.
Detailed Description
The preferred embodiments of the present invention will now be described with reference to the accompanying drawings, which are given by way of illustration.
As shown in fig. 1 to 4, the invention discloses a miniature inflator, which comprises a device base body and an airbag 4, wherein the device base body comprises a valve body 1 and an air inlet valve device 2, the valve body 1 is provided with a hollow cavity 100, the upper end of the valve body 1 is provided with an air inlet 20 communicated with the hollow cavity 100, the left end of the valve body 1 is provided with an air outlet 30 communicated with the hollow cavity 100, the right end of the valve body is provided with an airbag interface 40 communicated with the hollow cavity 100, the air inlet valve device 2 is arranged at the air inlet 20, the air outlet 30 is provided with an air outlet valve device 3, and the airbag interface 40 is connected with the airbag 4. The micro inflator further includes an end cap 5 provided at the gas inlet 20, and the end cap 5 moves in the direction of the central axis of the valve body 1 to close or open the gas inlet 20. The end cover 5 is rotatably disposed above the valve body 1, and moves in the axial direction of the valve body 1 when the end cover 5 rotates relative to the valve body 1. Specifically, the end cover 5 and the device base body are in threaded connection through matched internal threads and external threads, and the end cover 5 is rotated to realize the axial movement of the end cover 5 along the valve body 1. The end cap 5 can be screwed to the valve body 1 or to the inlet valve arrangement 2, the latter being used in the present embodiment.
The air inlet valve device 2 comprises an air inlet valve base body 21, an air inlet channel which is vertically communicated is arranged in the air inlet valve base body 21, the air inlet valve base body 21 comprises an air inlet valve side wall 211 which surrounds the outer side of the air inlet channel and an air inlet valve clamping ring 212 which is positioned in the air inlet valve side wall 211 and is provided with an inner hole, an air inlet valve core body 22 which penetrates through the inner hole of the air inlet valve clamping ring 212 and can move up and down is arranged in the air inlet channel, an air inlet gap is arranged between the air inlet valve core body 22 and the air inlet valve clamping ring 212, a bottom end convex disc 221 which is larger than the inner hole of the air inlet valve clamping ring 212 is arranged at the bottom end of the air inlet valve core body 22, an air inlet valve core body top cover 23 which is larger than the inner hole of the air inlet valve clamping ring 212 is connected at the top end of, the bottom end of the intake valve core 22 is connected with an intake valve sealing piece 24, the bottom end of the intake valve base 21 is provided with an intake channel sealing surface 240 matched with the intake valve sealing piece 24 in shape and size, and the intake valve spring 27 enables the intake valve sealing piece 24 to upwards elastically press the intake channel sealing surface 240 to close the intake channel.
The end cover 5 comprises an annular side wall 51 and a circular top wall 52, the annular side wall 51 is in threaded connection with the side wall 211 of the intake valve through matched internal and external threads, the circular top wall 52 is an elastic surface, when the circular top wall 52 is pressed, the circular top wall 52 generates elastic deformation and transmits pressure to the top cover 23 of the intake valve core body, and when the pressure disappears, the circular top wall 52 can be elastically reset.
Be equipped with lateral wall through-hole 210 on the admission valve lateral wall 211, can open air intake passage when rotatory end cover 5 to lateral wall through-hole 210 top, can seal air intake passage when rotatory end cover 5 to lateral wall through-hole 210 below.
A snap structure (not shown in the figure) is arranged between the end cover 5 and the side wall 211 of the air inlet valve, so that the end cover 5 cannot be separated from the side wall 211 of the air inlet valve when the end cover 5 rotates arbitrarily, and the possibility of losing the end cover 5 is avoided.
The air outlet valve device 3 comprises an air outlet valve base body 31, an air outlet channel which is through from left to right is arranged in the air outlet valve base body 31, an air outlet valve snap ring 312 with a bore is arranged in the air outlet channel, an air outlet valve core body 32 which penetrates through the bore of the air outlet valve snap ring 312 and can move left and right is arranged in the air outlet channel, an air outlet gap is left between the air outlet valve core body 32 and the air outlet valve snap ring 312, a left end convex disc 321 which is larger than the bore of the air outlet valve snap ring 312 is arranged at the left end of the air outlet valve core body 32, an air outlet valve core body right cover 33 which is larger than the bore of the air outlet valve snap ring 312 is connected at the right end of the air outlet valve core body 32, an inclined plane 330 which forms an included angle with the horizontal plane is arranged at one side of the air outlet valve core body 100, the left end convex disc 321 and the air outlet valve core body right cover 33 are respectively positioned, the left end of the air outlet valve core body 32 is connected with an air outlet valve sealing piece 34, the left end of the air outlet valve base body 31 is provided with an air outlet channel sealing surface 340 matched with the shape and the size of the air outlet valve sealing piece 34, and the air outlet valve spring 37 enables the air outlet valve sealing piece 34 to be elastically extruded rightwards on the air outlet channel sealing surface 340 to seal an air outlet channel.
The left end of the air outlet valve base body 31 is also fixedly connected with a guide pipe 35 which is through from left to right, and the left end of the guide pipe 35 is connected with an air outlet nozzle 36.
The cross sections of the air outlet channel and the air inlet channel are both cylindrical, and preferably, the central axes of the air outlet channel and the air inlet channel are orthogonal.
A gap is formed between the outlet valve core body right cover 33 and the inlet valve sealing sheet 24, and when the inlet valve core body top cover 23 is pressed downwards, the inlet valve core body 33 can press the inclined surface 330 of the outlet valve core body right cover 33 through the inlet valve sealing sheet 24, so that the outlet valve core body 32 moves leftwards to open the outlet channel.
A clamping hole 320 is formed in one end, close to the air outlet valve sealing sheet 34, of the air outlet valve core body 32, one side of the air outlet valve sealing sheet 34 extends towards the air outlet valve core body 32 to form a buckling raised head 341 matched with the clamping hole 320, and the buckling raised head 341 is buckled by the clamping hole 320 so that the air outlet valve sealing sheet 34 and the air outlet valve core body 32 are fixed together; the end of the intake valve sealing piece 24 close to the intake valve body 22 is provided with a clamping hole 220, one side of the intake valve sealing piece 24 extends towards the intake valve body 22 to form a buckling raised head 241 matched with the clamping hole 220, the buckling raised head 241 is buckled by the clamping hole 220 so that the intake valve sealing piece 24 is fixed with the intake valve body 22, wherein the air valve sealing piece 34 and the buckling raised head 341 are integrally formed, and the intake valve sealing piece 24 and the buckling raised head 241 are integrally formed and are made of soft materials such as silica gel or rubber.
Preferably, a return spring may be placed inside the bladder 4, and when the bladder is compressed, the return spring may assist in the recovery of the bladder 4.
The working principle is as follows: the device is used for inflating an inflatable airbag (or an inflatable pillow, please be different from the airbag 4), the air outlet nozzle 36 of the device is connected with the inflatable airbag, then the end cover 5 is rotated to enable the end cover to move upwards and expose the side wall through hole 210, at the moment, the air inlet channel is communicated with the outside air, and then the airbag 4 is repeatedly pressed to inflate the inflatable airbag. After the inflation is finished, the end cover 5 is tightly twisted, so that the air inlet channel can be sealed by blocking the through hole 210, and the air inlet 20 is further sealed. The end cover 5 and the device base body are combined through threads, the sealing performance is better, and the end cover cannot be lost due to the fact that the buckle structure is adopted and cannot be separated from the device base body.
When the inflatable airbag needs to be deflated, the end cover 5 is rotated to enable the inflatable airbag to move upwards and expose the side wall through hole 210, at the moment, the air inlet channel is communicated with the outside air, then the circular top wall 52 is pressed by a hand, the circular top wall 52 generates elastic deformation and transmits the pressure to the air inlet valve core top cover 23, the air inlet valve core 22 overcomes the elastic force of the spring to drive the air inlet valve sealing piece 24 to move downwards together and abut against the inclined surface 330 of the air outlet valve core right cover 33 below, so that the air outlet valve core 32 moves leftwards, at the moment, the air inlet channel and the air outlet channel are all opened, and the air in the inflatable.
The above disclosure is only a preferred embodiment of the present invention, which is convenient for those skilled in the art to understand and implement, and certainly not to limit the scope of the present invention, therefore, the present invention is not limited by the claims and their equivalents.
Claims (9)
1. A miniature inflating device is characterized by comprising a valve body and an air bag, wherein the valve body is provided with a hollow cavity, an air inlet communicated with the hollow cavity is arranged at the upper end of the valve body, an air outlet communicated with the hollow cavity is arranged at one end of the valve body, the other end of the valve body is provided with an air bag interface communicated with the hollow cavity, an air inlet valve device is arranged at the air inlet, the air outlet is provided with an air outlet valve device, the air bag interface is connected with the air bag, the miniature inflating device also comprises an end cover arranged at the air inlet, the end cover is rotatably arranged above the valve body and moves along the axial direction of the valve body when rotating relative to the valve body so as to close or open the air inlet, the end cover drives the air inlet valve device and the air outlet valve device to move when stressed so as to open the air outlet.
2. A micro inflator according to claim 1, wherein: the air inlet valve device comprises an air inlet valve base body arranged on the valve body, an air inlet channel which penetrates through the air inlet valve base body from top to bottom and is communicated with the air inlet is arranged in the air inlet valve base body, the end cover is in threaded connection with the external threads through matched internal threads between the end cover and the air inlet valve base body, and the end cover is used for sealing the air inlet channel to seal the air inlet.
3. A micro inflator according to claim 2, wherein: the air inlet valve device further comprises an air inlet valve sealing piece, an air inlet channel sealing surface matched with the air inlet valve sealing piece in shape and size is arranged at the bottom end of the air inlet valve base body, and the air inlet channel sealing surface is upwards elastically extruded by the air inlet valve sealing piece to seal the air inlet channel.
4. A micro inflator according to claim 3, wherein: the air inlet valve device further comprises an air inlet valve core body which is arranged in the air inlet channel in an up-and-down movable mode and an air inlet valve spring which is sleeved on the outer side of the air inlet valve core body, the air inlet valve sealing sheet is connected to the bottom end of the air inlet valve core body, and the air inlet valve spring drives the air inlet valve sealing sheet to upwards elastically extrude the air inlet channel sealing surface.
5. A micro inflator according to claim 2, wherein: the admission valve base member is including surrounding the admission valve lateral wall in the admission passage outside, be equipped with the lateral wall through-hole on the admission valve lateral wall, when rotatory the end cover extremely can open during lateral wall through-hole top the admission passage, when rotatory the end cover extremely can seal during lateral wall through-hole below the admission passage.
6. A micro inflator according to claim 2, wherein: and a buckle structure which enables the end cover not to be separated from the air inlet valve base body is arranged between the end cover and the air inlet valve base body.
7. A micro inflator according to claim 2, wherein: the end cover includes annular lateral wall and circular roof, the annular lateral wall with through internal thread and the external screw thread threaded connection who matches between the admission valve base member, circular roof is the elastic surface, when pressing during the circular roof, circular roof produces elastic deformation and transmits pressure extremely admission valve device and air outlet valve device are so that the gas outlet passes through air inlet, inlet channel and outside intercommunication.
8. A micro inflator according to claim 1, wherein: the air outlet valve device comprises an air outlet valve base body and an air outlet valve sealing piece, an air outlet channel which is communicated with the air outlet valve base body in a left-right mode is arranged in the air outlet valve base body, the left end of the air outlet valve base body is provided with an air outlet channel sealing surface matched with the air outlet valve sealing piece in shape and size, and the air outlet valve sealing piece is elastically extruded rightwards to seal the air outlet channel sealing surface to seal the air outlet channel.
9. A microaerate device according to claim 8 wherein: the air outlet valve device further comprises an air outlet valve core body and an air outlet valve spring, the air outlet valve core body is arranged in the air outlet channel in a left-right movable mode, the air outlet valve spring is sleeved on the outer side of the air outlet valve core body, the air outlet valve sealing piece is connected to the left end of the air outlet valve core body, and the air outlet valve spring drives the air outlet valve sealing piece to be elastically extruded rightwards to form the sealing surface of the air outlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461989.4A CN108661879B (en) | 2016-06-28 | 2016-06-28 | Miniature inflating device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610507387.9A CN106121958B (en) | 2016-06-28 | 2016-06-28 | A kind of mini inflatable device |
| CN201810461989.4A CN108661879B (en) | 2016-06-28 | 2016-06-28 | Miniature inflating device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610507387.9A Division CN106121958B (en) | 2016-06-28 | 2016-06-28 | A kind of mini inflatable device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108661879A CN108661879A (en) | 2018-10-16 |
| CN108661879B true CN108661879B (en) | 2019-12-27 |
Family
ID=57467764
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610507387.9A Active CN106121958B (en) | 2016-06-28 | 2016-06-28 | A kind of mini inflatable device |
| CN201810461989.4A Active CN108661879B (en) | 2016-06-28 | 2016-06-28 | Miniature inflating device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610507387.9A Active CN106121958B (en) | 2016-06-28 | 2016-06-28 | A kind of mini inflatable device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106121958B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124332B (en) * | 2019-04-03 | 2020-09-22 | 温州轻飞玩具有限公司 | Bathroom toy aerating device |
| CN111947030B (en) * | 2019-05-14 | 2022-05-31 | 惠州市唐群座椅科技股份有限公司 | Air supply system capable of forcibly deflating air bag |
| CN110955005B (en) * | 2019-12-30 | 2020-12-29 | 烽火通信科技股份有限公司 | Extrusion device for sealing optical cable joint box and optical cable joint box |
| CN111537663B (en) * | 2020-04-20 | 2022-10-04 | 中国石油天然气集团有限公司 | Lithology identifier carrying device and lithology identification system and method based on lithology identifier carrying device |
| CN112178456A (en) * | 2020-09-29 | 2021-01-05 | 梁丽彬 | Industrial waste heat recovery device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2191545A (en) * | 1986-05-23 | 1987-12-16 | Halkey Roberts Corp | Improvements in or relating to inflators |
| US5556258A (en) * | 1995-06-12 | 1996-09-17 | Lange; Robert F. | Squeezebulb operated sports ball pump |
| GB2350409A (en) * | 1999-05-26 | 2000-11-29 | Steven John Culverwell | Storage bag for use as a low pressure inflation device |
| CN2639562Y (en) * | 2003-09-09 | 2004-09-08 | 曹林焕 | Electric aeration air bag |
| CN100547241C (en) * | 2007-01-31 | 2009-10-07 | 刘志明 | A kind of inflator |
| TWM320627U (en) * | 2007-04-04 | 2007-10-11 | Coido Corp | Safty release structure of an inflation inlet |
| CN204073092U (en) * | 2014-09-05 | 2015-01-07 | 应树青 | A kind of medical gas-filled valve |
| CN104279137B (en) * | 2014-10-09 | 2016-08-31 | 刘志明 | Aerating device |
-
2016
- 2016-06-28 CN CN201610507387.9A patent/CN106121958B/en active Active
- 2016-06-28 CN CN201810461989.4A patent/CN108661879B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108661879A (en) | 2018-10-16 |
| CN106121958B (en) | 2018-07-17 |
| CN106121958A (en) | 2016-11-16 |
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