CN202468205U - Dual-purpose inflation and deflation pump - Google Patents
Dual-purpose inflation and deflation pump Download PDFInfo
- Publication number
- CN202468205U CN202468205U CN2012200866852U CN201220086685U CN202468205U CN 202468205 U CN202468205 U CN 202468205U CN 2012200866852 U CN2012200866852 U CN 2012200866852U CN 201220086685 U CN201220086685 U CN 201220086685U CN 202468205 U CN202468205 U CN 202468205U
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- China
- Prior art keywords
- cavity
- air
- piston
- inflation
- piston cavity
- Prior art date
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Abstract
The utility model relates to a dual-purpose inflation and deflation pump, which comprises a pump body. A piston cavity is formed in the pump body. A piston rod is arranged in the piston cavity. A piston ring is arranged at one end, which extends into the piston cavity, of the piston rod. A pump cover is arranged at one end of the pump body. Technical key points are that an air inlet cavity and an air outlet cavity are formed in the pump cover, and are communicated with the piston cavity respectively; a deflation one-way valve for controlling the one-way flowing of air into the piston cavity from the air inlet cavity is arranged between the air inlet cavity and the piston cavity; and an inflation one-way valve for controlling the one-way flowing of the air into the air outlet cavity from the piston cavity is arranged between the air outlet cavity and the piston cavity. When the piston rod moves up and down, the air inlet cavity can be communicated for deflation, and the air outlet cavity can be communicated for inflation, so that the dual purposes of inflation and deflation can be realized, and convenience is brought to life.
Description
[technical field]
The utility model relates to a kind of inflator.
[background technique]
Existing inflator is in use or for inflation or for bleeding, and package bag etc. when if thing to be packaged need charge into shielding gas, is then used inflator pump in use like this; When if thing to be packaged requires to be evacuated state, then to change inflator and use pump bowl.We must buy two inflators like this, and need change inflator when using and make troubles for our life.
[model utility content]
The purpose of the utility model is the deficiency that overcomes existing technology, provides a kind of being easy to use to bleed and taking out of inflating filled dual-purpose inflator.
In order to address the above problem, the utility model adopts following technological scheme:
A kind of taking out filled dual-purpose inflator; Comprise cylindrical shell; Be provided with piston cavity in the described cylindrical shell, in the described piston cavity piston rod be housed, the end that described piston rod stretches in the described piston cavity is provided with piston ring; Described cylindrical shell one end is provided with cover; It is characterized in that: described cover is provided with air-inlet cavity and the outlet chamber that communicates with described piston cavity respectively, is provided with the bleed one-way valve of control air in the unidirectional inflow piston cavity of air-inlet cavity between described air-inlet cavity and the described piston cavity, is provided with control air inflation one-way valve in the unidirectional inflow outlet chamber in the piston cavity between described outlet chamber and the described piston cavity.
Aforesaid a kind of taking out filled dual-purpose inflator; It is characterized in that: described cylindrical shell lower ending opening; Described cover seals described cylindrical shell lower ending opening; Described cover is provided with the air inlet looping pit that is communicated with in described air-inlet cavity and the piston cavity; The described one-way valve of bleeding comprise sleeve in the endoporus of described air inlet looping pit bleed valve rod when being pressed against described cover upper-end surface with the valve block of bleeding of described air inlet looping pit sealing; The described valve rod of bleeding is provided with and can be pressed against the inverted cone step on the ring lower end surface in the described air inlet looping pit; Also be provided with the looping pit of giving vent to anger that is communicated with in described outlet chamber and the piston cavity on the described cover, with the inflation valve block of the described looping pit sealing of giving vent to anger, described inflation valve rod was provided with and can be pressed against the type conical bench on the ring upper-end surface in the described looping pit of giving vent to anger when described inflation one-way valve comprised the inflation valve rod of sleeve in the endoporus of the described looping pit of giving vent to anger and is pressed against on the described cover lower end surface.
Aforesaid a kind of taking out filled dual-purpose inflator, it is characterized in that: the described valve block of bleeding is a thin rounded flakes with the inflation valve block.
Aforesaid a kind of taking out filled dual-purpose inflator, it is characterized in that: described air-inlet cavity is provided with one, and described outlet chamber is provided with one, and described air-inlet cavity and outlet chamber vertically laterally arrange.
The beneficial effect of the utility model has: the one-way valve of bleeding is being controlled air and is being flowed in the cylindrical shell from air-inlet cavity, and the inflation one-way valve is being controlled air and in cylindrical shell, flowed in the outlet chamber, when outwards pulling out piston rod; The one-way valve of bleeding is opened, and the inflation closed check valve is connected package bag on the air-inlet cavity; Can bleed to package bag, when in cylindrical shell, pressing piston rod, the closed check valve of bleeding; The inflation one-way valve is opened, and package bag is connected on the outlet chamber, can inflate package bag.
[description of drawings]
Fig. 1 is the main sectional view of the utility model;
Fig. 2 is the stereogram of the utility model.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
To shown in Figure 2, a kind of taking out filled dual-purpose inflator, comprises cylindrical shell 1, is provided with piston cavity 11 in the cylindrical shell 1 like Fig. 1, and cylindrical shell 1 lower ending opening is coated with piston rod 2 on the cylindrical shell 1, and the end that piston rod 2 stretches in the piston cavity 11 is provided with piston ring 3.Cylindrical shell 1 one ends are provided with cover 4, cover 4 sealed cylinders 1 lower ending opening.At least be provided with an air-inlet cavity that communicates with piston cavity 11 inside 41 and outlet chamber 42 on the cover 4; Air-inlet cavity 41 is provided with the bleed one-way valve 5 of control air in the unidirectional inflow cylindrical shells 1 of air-inlet cavity 41; Cover 4 is provided with the air inlet looping pit 43 that is communicated with in air-inlet cavity 41 and the cylindrical shell 1; The one-way valve 5 of bleeding comprise sleeve in the endoporus of air inlet looping pit 43 bleed valve rod 44 when being pressed against cover 4 upper ends with the valve block 45 of bleeding of air inlet looping pit 43 sealings; The valve block 45 of bleeding is washed open by air pressure for thin rounded flakes makes it easily, and the valve rod 44 of bleeding is provided with and can be pressed against the inverted cone step 46 on the ring lower end surface in the air inlet looping pit 43.When piston rod 2 was outwards pulled out, the one-way valve 5 of bleeding was moved upwards up to inverted cone step 46 and is stuck in the air inlet looping pit 43 on the ring lower end surface under the pulling force of air, and air flows in the piston cavity 11 from air-inlet cavity 41, can bleed to package bag.Outlet chamber 42 is provided with control air and in piston cavity 11, flows into the inflation one-way valve 6 in the outlet chamber 42; Also be provided with the looping pit 47 of giving vent to anger that is communicated with in outlet chamber 42 and the cylindrical shell 1 on the cover 4; Inflate the inflation valve block 49 of looping pit 47 sealings of will giving vent to anger when one-way valve 6 comprises the inflation valve rod 48 of sleeve in the endoporus of looping pit 47 of giving vent to anger and is pressed against on cover 4 lower end surfaces; Inflation valve block 49 is washed open by air pressure for thin rounded flakes makes it easily, and inflation valve rod 48 is provided with and can be pressed against the type conical bench 50 on the ring upper-end surface in the looping pit 47 of giving vent to anger.When piston rod 2 when pressing down; The one-way valve 5 of bleeding is moved downward to the valve block 45 of bleeding and is pressed against cover 4 upper-end surfaces with 43 sealings of air inlet looping pit under the pressure of air; The one-way valve 5 of bleeding is closed, and inflates one-way valve 6 simultaneously and under the pressure of air, moves to type conical bench 50 and be pressed against in the looping pit 47 of giving vent to anger on the ring upper-end surface, and inflation one-way valve 6 is opened; Air flows in the outlet chambers 42 in the piston cavity 11, can inflate package bag.
Air-inlet cavity 41 is provided with one in the present embodiment, and outlet chamber 42 is provided with one, and air-inlet cavity 41 vertically laterally arranges with outlet chamber 42.Package bag connects on the air-inlet cavity 41 and can bleed to package bag, and package bag connects on the outlet chamber 42 and can inflate package bag.Certain air-inlet cavity 41 can have a plurality of, and the then corresponding one-way valve 5 of bleeding also has a plurality of; Outlet chamber 42 also can have a plurality of, and having that then corresponding inflation one-way valve 6 is also corresponding is a plurality of, can simultaneously a plurality of package bags be bled or inflate.Cover 4 can divide to be arranged with cylindrical shell 1 and also can be wholely set.Cylindrical shell 1 can be a sealed at both ends, and the one-way valve 5 of bleeding is located at cylindrical shell 1 lower end with inflation one-way valve 6.Also can be that the one-way valve 5 of bleeding is located on the cylindrical shell 1, inflation one-way valve 6 be located at cover 4 first-class multiple modes and be provided with.
Claims (4)
1. take out and fill dual-purpose inflator for one kind; Comprise cylindrical shell (1); Be provided with piston cavity (11) in the described cylindrical shell (1); Piston rod (2) is housed in the described piston cavity (11); The end that described piston rod (2) stretches in the described piston cavity (11) is provided with piston ring (3), and described cylindrical shell (1) one end is provided with cover (4), it is characterized in that: described cover (4) is provided with air-inlet cavity (41) and the outlet chamber (42) that communicates with described piston cavity (11) respectively; Be provided with the bleed one-way valve (5) of control air in the unidirectional inflow piston cavity of air-inlet cavity (41) (11) between described air-inlet cavity (41) and the described piston cavity (11), be provided with control air interior inflation one-way valve (6) of unidirectional inflow outlet chamber (42) in the piston cavity (11) between described outlet chamber (42) and the described piston cavity (11).
2. a kind of taking out according to claim 1 filled dual-purpose inflator; It is characterized in that: described cylindrical shell (1) lower ending opening; Described cover (4) seals described cylindrical shell (1) lower ending opening; Described cover (4) is provided with the air inlet looping pit (43) that is communicated with in described air-inlet cavity (41) and the piston cavity (11); The described one-way valve of bleeding (5) comprise sleeve in the endoporus of described air inlet looping pit (43) the valve rod of bleeding (44) and when being pressed against described cover (4) upper-end surface with the valve block of bleeding (45) of described air inlet looping pit (43) sealing; The described valve rod of bleeding (44) is provided with and can be pressed against the inverted cone step (46) on the ring lower end surface in the described air inlet looping pit (43); Also be provided with the looping pit of giving vent to anger (47) that is communicated with in described outlet chamber (42) and the piston cavity (11) on the described cover (4); Described inflation one-way valve (6) comprise sleeve in the endoporus of the described looping pit of giving vent to anger (47) inflation valve rod (48) and when being pressed against on described cover (4) lower end surface with the inflation valve block (49) of the described looping pit of giving vent to anger (47) sealing, described inflation valve rod (48) is provided with and can be pressed against the type conical bench (50) on the ring upper-end surface in the described looping pit of giving vent to anger (47).
3. a kind of taking out according to claim 2 filled dual-purpose inflator, it is characterized in that: described valve block of bleeding (45) and inflation valve block (49) are thin rounded flakes.
4. a kind of taking out according to claim 1 filled dual-purpose inflator, it is characterized in that: described air-inlet cavity (41) is provided with one, and described outlet chamber (42) is provided with one, and described air-inlet cavity (41) and outlet chamber (42) vertically laterally arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200866852U CN202468205U (en) | 2012-03-08 | 2012-03-08 | Dual-purpose inflation and deflation pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200866852U CN202468205U (en) | 2012-03-08 | 2012-03-08 | Dual-purpose inflation and deflation pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202468205U true CN202468205U (en) | 2012-10-03 |
Family
ID=46916366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200866852U Expired - Lifetime CN202468205U (en) | 2012-03-08 | 2012-03-08 | Dual-purpose inflation and deflation pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202468205U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988985A (en) * | 2017-05-19 | 2017-07-28 | 王浩轩 | A kind of air two-way inflatting device |
| CN108097660A (en) * | 2018-01-18 | 2018-06-01 | 上海捷涌科技有限公司 | Air blowing device |
| CN110273827A (en) * | 2019-07-19 | 2019-09-24 | 东莞市密可沃五金科技有限公司 | A kind of filling gas dual-purpose apparatus |
| CN110529358A (en) * | 2019-09-24 | 2019-12-03 | 天津一安生物技术有限公司 | Pressurize decompression two-purpose inflator |
| CN111854165A (en) * | 2020-06-18 | 2020-10-30 | 华帝股份有限公司 | Novel smoke exhaust device and gas water heater thereof |
| CN113137360A (en) * | 2021-05-31 | 2021-07-20 | 吕辉珍 | Aerify high pressure hand power air pump |
-
2012
- 2012-03-08 CN CN2012200866852U patent/CN202468205U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988985A (en) * | 2017-05-19 | 2017-07-28 | 王浩轩 | A kind of air two-way inflatting device |
| CN106988985B (en) * | 2017-05-19 | 2019-05-14 | 王浩轩 | A kind of air two-way inflatting device |
| CN108097660A (en) * | 2018-01-18 | 2018-06-01 | 上海捷涌科技有限公司 | Air blowing device |
| CN108097660B (en) * | 2018-01-18 | 2024-01-12 | 上海捷涌科技有限公司 | Air blowing device |
| CN110273827A (en) * | 2019-07-19 | 2019-09-24 | 东莞市密可沃五金科技有限公司 | A kind of filling gas dual-purpose apparatus |
| CN110529358A (en) * | 2019-09-24 | 2019-12-03 | 天津一安生物技术有限公司 | Pressurize decompression two-purpose inflator |
| CN111854165A (en) * | 2020-06-18 | 2020-10-30 | 华帝股份有限公司 | Novel smoke exhaust device and gas water heater thereof |
| CN113137360A (en) * | 2021-05-31 | 2021-07-20 | 吕辉珍 | Aerify high pressure hand power air pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
|
| CX01 | Expiry of patent term |