CN114275727A - Liquid pumping device - Google Patents
Liquid pumping device Download PDFInfo
- Publication number
- CN114275727A CN114275727A CN202010591186.8A CN202010591186A CN114275727A CN 114275727 A CN114275727 A CN 114275727A CN 202010591186 A CN202010591186 A CN 202010591186A CN 114275727 A CN114275727 A CN 114275727A
- Authority
- CN
- China
- Prior art keywords
- cavity
- container
- shell
- liquid extractor
- air inlet
- 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.)
- Pending
Links
Images
Landscapes
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The invention discloses a liquid extractor, which comprises a shell capable of being connected with a container, wherein a cavity capable of being communicated with an inner cavity of the container is arranged on the shell, a container opening cover capable of being in sealing connection with an opening part of the container is also arranged on the shell, and an extrusion piece capable of moving up and down relative to the shell, sucking gas into the cavity when the shell moves up and extruding the gas in the cavity into the container when the shell moves down is arranged on the shell. The invention can realize liquid extraction by connecting the container opening cover and the container after air is filled in the cavity and pressing the container opening cover downwards, and the invention has the advantages of small force for use, easier liquid extraction and more convenient operation because the container is not required to be held and the extrusion piece is only required to be pressed downwards during liquid extraction.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a liquid extractor.
[ background of the invention ]
In the existing liquid pumping mode, a user needs to hold the container with one hand and hold the pumping cylinder with the other hand, the pumping is inconvenient to operate with one hand, and the required strength is large.
The invention is researched and proposed aiming at the defects of the prior art.
[ summary of the invention ]
The invention aims to overcome the defects of the prior art and provide a labor-saving liquid extractor.
The invention is realized by the following technical scheme:
a liquid extractor is characterized in that: including the casing 1 that can be connected with the container, be equipped with the cavity 11 that can communicate with the container inner chamber on the casing 1, still be equipped with on the casing 1 can with container oral area sealing connection's container flap 14, be equipped with on the casing 1 and reciprocate relatively it and can inhale cavity 11 with gas when shifting up and can crowd the extruded article 2 of container into with the gas in the cavity 11 when shifting down.
The liquid extractor is characterized in that: the shell 1 is also provided with a switch 12 which can prevent the product from flowing back to the inner cavity of the container from the cavity 11 when the cavity 11 is communicated with the inner cavity of the container.
The liquid extractor is characterized in that: the switch 12 is a diaphragm.
The liquid extractor is characterized in that: the shell 1 is provided with a connecting pipe 13 which can be connected with a container to communicate the cavity 11 with the inner cavity of the container.
The liquid extractor is characterized in that: the extrusion part 2 is also provided with a sealing piece 21 which is matched with the inner wall of the shell 1 to seal the cavity 11.
The liquid extractor is characterized in that: the extrusion 2 is also provided with a pull ring 22 or a handle 23.
The liquid extractor is characterized in that: the extrusion 2 is also provided with a pressure relief structure 24.
The liquid extractor is characterized in that: the decompression structure 24 includes an air inlet tube 241 provided on the pressing member 2 and capable of communicating the cavity 11 with the external atmosphere, and a cover 242 capable of opening or closing the air inlet 2411 is provided on an air inlet 2411 of the air inlet tube 241.
The liquid extractor is characterized in that: the container lid 14 is provided with a passage 141 into which the connection pipe 13 is inserted.
The liquid extractor is characterized in that: the connecting pipe 13 is connected with the channel 141 in a sealing way.
Compared with the prior art, the invention has the following advantages:
1. when the invention is used, a user pulls the extrusion piece upwards, the extrusion piece moves upwards relative to the shell to draw external air into the cavity, then the container opening cover is connected with the container opening part in a sealing way, the cavity is communicated with the container inner cavity and is in a sealing state, the user pushes the extrusion piece downwards, the extrusion piece moves downwards relative to the shell to extrude the air in the cavity to the container inner cavity, the product and the air in the container inner cavity are compressed to increase the pressure of the container inner cavity, after the extrusion piece is loosened, the product in the container is extruded to the cavity until the pressure in the container inner cavity and the cavity is in a balanced state in order to maintain the balance of the pressure of the container inner cavity and the cavity, compared with an upward-pulling type air suction tube, the invention can be connected with the container through the container opening cover after air is filled in the cavity, and realize the drawing of liquid through pushing down, during the drawing of liquid, need not to hold the container, only need press the extruded piece downwards, the power of use is little, and it is lighter to extract liquid, and it is more convenient to operate.
2. The invention prevents the liquid stored when the cavity is communicated with the inner cavity of the container from flowing back to the inner cavity of the container through the membrane.
3. According to the invention, the cover opens or closes the air inlet, when the air inlet is opened, the cavity is communicated with the external atmosphere, the pressure in the cavity is reduced, so that a product automatically flows out of the cavity through gravity, the tightness of the cover relative to the opening of the air inlet can be controlled, and the flow rate of liquid is controlled; when the air inlet is closed, the air cannot be inflated into the cavity, the air pressure in the cavity is kept constant, the cavity can store liquid, and meanwhile, the extrusion part can be pressed to quantitatively extrude the liquid in the cavity.
4. The invention avoids punching on the bottle cap of the container by replacing the container cap with different calibers to adapt to the mouth parts of different containers, and the invention also improves the sealing performance between the communication pipe and the communication pipe through the channel.
[ description of the drawings ]
FIG. 1 is a sectional view of embodiment 1 of the present invention;
FIG. 2 is a sectional view of embodiment 2 of the present invention;
FIG. 3 is a sectional view of embodiment 3 of the present invention;
FIG. 4 is a sectional view showing a state in which embodiment 3 of the present invention is used;
FIG. 5 is an enlarged view of area A of FIG. 4;
fig. 6 is a sectional view of embodiment 4 of the present invention.
[ detailed description ] embodiments
The invention is further described below with reference to the accompanying drawings:
example 1: as shown in fig. 1, the liquid extractor comprises a shell 1 which can be connected with a container, wherein the shell 1 is provided with a cavity 11 which can be communicated with the inner cavity of the container, the shell 1 is also provided with a container opening cover 14 which can be hermetically connected with the opening of the container, and the shell 1 is provided with an extrusion part 2 which can move up and down relative to the shell and can suck gas into the cavity 11 when moving up and extrude the gas in the cavity 11 into the container when moving down. When the invention is used, a user pulls the extrusion part 2 upwards, the extrusion part 2 moves upwards relative to the shell to draw external air into the cavity 11, then the container opening cover 14 is connected with the container opening part in a sealing mode, the cavity 11 is communicated with the container inner cavity and is in a sealing state, the user pushes the extrusion part 2 downwards, the extrusion part 2 moves downwards relative to the shell 1 to extrude the air in the cavity 11 into the container inner cavity, the product and the air in the container inner cavity are compressed to increase the pressure of the container inner cavity, after the extrusion part 2 is loosened, because the pressure in the container inner cavity is greater than the pressure in the cavity 11, in order to maintain the balance of the pressures of the container inner cavity and the cavity 11, the product in the container is extruded into the cavity 11 until the pressures in the container inner cavity and the cavity 11 are in a balanced state, compared with an upward pulling type air extraction cylinder, the invention can be connected with the container through the container opening cover 14 after the air is filled in the cavity 11, and realize the drawing of liquid through pushing down, during the drawing of liquid, need not to hold the container, only need press extrusion spare 2 downwards, the power of use is little, and it is lighter to extract liquid, and it is more convenient to operate.
The shell 1 is also provided with a switch 12 which can prevent the product from flowing back to the inner cavity of the container from the cavity 11 when the cavity 11 is communicated with the inner cavity of the container.
The switch 12 is a diaphragm. The invention prevents the liquid stored when the cavity 11 is communicated with the inner cavity of the container from flowing back to the inner cavity of the container through the membrane. The pressure of the liquid in the cavity 11 is less than the atmospheric pressure, and the liquid cannot pass through the diaphragm, so that the liquid cannot flow out from the cavity 11, but when the cavity 11 is communicated with the external atmosphere, the air pressure of the cavity 11 is the same as that of the external atmosphere, and the liquid can flow out of the cavity 11 through the diaphragm. The diaphragm may be a diaphragm valve, a metering pump or a diaphragm of a diaphragm pump.
The shell 1 is provided with a connecting pipe 13 which can be connected with a container to communicate the cavity 11 with the inner cavity of the container.
The extrusion part 2 is also provided with a sealing piece 21 which is matched with the inner wall of the shell 1 to seal the cavity 11. The seal member 21 can improve the sealing performance between the pressing member 2 and the housing 1.
The pressing member 2 can draw external air into the cavity 11 when moving upwards. There can be sufficient gas to compress the product and gas in the container interior to increase the gas pressure in the container interior.
In this example extrusion 2 is provided with a pull ring 22. It is convenient for the user to pull the extruding member 2 upward.
The container lid 14 is provided with a passage 141 into which the connection pipe 13 is inserted. The connecting pipe 13 is connected with the channel 141 in a sealing way. The invention avoids the influence on the matching tightness caused by punching holes on the bottle cap of the container by replacing the container opening cap 14 with different calibers to be matched with the opening parts of different containers, and improves the sealing performance between the communication pipe 13 through the channel 141.
The liquid extracted in the present invention may be, but is not limited to, water, wine, beverages, cosmetic solutions, chemical solutions, and medical solutions.
Example 2: as shown in fig. 2, the present embodiment is different from embodiment 1 in that: the extrusion 2 is also provided with a pressure relief structure 24. The decompression structure 24 includes an air inlet tube 241 provided on the pressing member 2 and capable of communicating the cavity 11 with the external atmosphere, and a cover 242 capable of opening or closing the air inlet 2411 is provided on an air inlet 2411 of the air inlet tube 241. According to the invention, the cover 242 is used for opening or closing the air inlet 2411, when the air inlet 2411 is opened, the cavity 11 is communicated with the external atmosphere, the pressure in the cavity 11 is reduced, so that a product automatically flows out from the cavity 11 through gravity, the tightness of the opening of the cover 242 relative to the air inlet 2411 can be controlled, and the flow rate of liquid can be controlled; when the air inlet 2411 is closed, air cannot be filled into the cavity 11, the air pressure in the cavity 11 is kept constant, the cavity 11 can store liquid, and meanwhile, the extrusion part 2 can be pressed to quantitatively extrude the liquid in the cavity 11.
Example 3: as shown in fig. 3 to 5, the present embodiment is different from embodiment 1 in that: the extrusion 2 is also provided with a pressure relief structure 24. The decompression structure 24 includes an air inlet tube 241 provided on the pressing member 2 and capable of communicating the cavity 11 with the external atmosphere, and a cover 242 capable of opening or closing the air inlet 2411 is provided on an air inlet 2411 of the air inlet tube 241. According to the invention, the cover 242 is used for opening or closing the air inlet 2411, when the air inlet 2411 is opened, the cavity 11 is communicated with the external atmosphere, the pressure in the cavity 11 is reduced, so that a product automatically flows out from the cavity 11 through gravity, the tightness of the opening of the cover 242 relative to the air inlet 2411 can be controlled, and the flow rate of liquid can be controlled; when the air inlet 2411 is closed, air cannot be filled into the cavity 11, the air pressure in the cavity 11 is kept constant, the cavity 11 can store liquid, and meanwhile, the extrusion part 2 can be pressed to quantitatively extrude the liquid in the cavity 11. The present embodiment is not provided with a pull ring.
Example 4: as shown in fig. 6, the present embodiment is different from embodiment 1 in that: the extrusion 2 is also provided with a pressure relief structure 24. The decompression structure 24 includes an air inlet tube 241 provided on the pressing member 2 and capable of communicating the cavity 11 with the external atmosphere, and a cover 242 capable of opening or closing the air inlet 2411 is provided on an air inlet 2411 of the air inlet tube 241. According to the invention, the cover 242 is used for opening or closing the air inlet 2411, when the air inlet 2411 is opened, the cavity 11 is communicated with the external atmosphere, the pressure in the cavity 11 is reduced, so that a product automatically flows out from the cavity 11 through gravity, the tightness of the opening of the cover 242 relative to the air inlet 2411 can be controlled, and the flow rate of liquid can be controlled; when the air inlet 2411 is closed, air cannot be filled into the cavity 11, the air pressure in the cavity 11 is kept constant, the cavity 11 can store liquid, and meanwhile, the extrusion part 2 can be pressed to quantitatively extrude the liquid in the cavity 11.
In this embodiment, a handle 23 is provided on the extrusion 2 instead of the pull ring 22.
Claims (10)
1. A liquid extractor is characterized in that: including casing (1) that can be connected with the container, be equipped with cavity (11) that can communicate with the container inner chamber on casing (1), still be equipped with on casing (1) and can with container oral area sealing connection's container flap (14), be equipped with on casing (1) and can reciprocate relatively it and can inhale cavity (11) with gas when moving up and can crowd extruded (2) of container with the gas in cavity (11) when moving down.
2. The liquid extractor of claim 1, wherein: the shell (1) is also provided with a switch (12) which can prevent the product from flowing back to the inner cavity of the container from the cavity (11) when the cavity (11) is communicated with the inner cavity of the container.
3. The liquid extractor of claim 2, wherein: the switch (12) is a membrane.
4. The liquid extractor according to claim 2 or 3, characterized in that: the shell (1) is provided with a connecting pipe (13) which can be connected with the container to enable the cavity (11) to be communicated with the inner cavity of the container.
5. The liquid extractor of claim 1, wherein: and a sealing piece (21) matched with the inner wall of the shell (1) to seal the cavity (11) is also arranged on the extrusion piece (2).
6. The liquid extractor of claim 1, wherein: and the extrusion piece (2) is also provided with a pull ring (22) or a handle (23).
7. The liquid extractor of claim 1, wherein: and a pressure reducing structure (24) is also arranged on the extrusion part (2).
8. The liquid extractor of claim 7, wherein: the decompression structure (24) comprises an air inlet pipe (241) which is arranged on the extrusion piece (2) and can be communicated with the cavity (11) and the outside atmosphere, and a cover (242) capable of opening or closing the air inlet (2411) is arranged on an air inlet (2411) of the air inlet pipe (241).
9. The liquid extractor of claim 4, wherein: the container opening cover (14) is provided with a channel (141) for the connecting pipe (13) to be inserted.
10. The liquid extractor of claim 9, wherein: the connecting pipe (13) is connected with the channel (141) in a sealing way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591186.8A CN114275727A (en) | 2020-06-24 | 2020-06-24 | Liquid pumping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010591186.8A CN114275727A (en) | 2020-06-24 | 2020-06-24 | Liquid pumping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114275727A true CN114275727A (en) | 2022-04-05 |
Family
ID=80867365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010591186.8A Pending CN114275727A (en) | 2020-06-24 | 2020-06-24 | Liquid pumping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114275727A (en) |
-
2020
- 2020-06-24 CN CN202010591186.8A patent/CN114275727A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109649819B (en) | Pump assembly and container with content discharging function | |
| JP3638929B2 (en) | Bottle stopper for vacuum storage | |
| JPH0219260A (en) | Vacuum pump for drink vessel | |
| US11117148B2 (en) | Pump assembly and container with contents discharge function | |
| WO2014005252A1 (en) | Storage container with gas extraction device and container cover thereof | |
| CN109649822B (en) | Inflating cover | |
| CN212356508U (en) | Liquid pumping device | |
| CN114275727A (en) | Liquid pumping device | |
| CN118579371A (en) | Novel inflating cover | |
| CN101353148A (en) | Gas-liquid separation pneumatic liquid discharge apparatus | |
| CN212360080U (en) | Liquid pumping device | |
| CN110185593B (en) | Novel pressure of well of combined type device | |
| US10336488B1 (en) | Vacuum seal apparatus and method | |
| CN209939383U (en) | Novel inflating cover | |
| CN214404137U (en) | Inflating liquid outlet cover assembly | |
| CN214525107U (en) | A device | |
| CN201280264Y (en) | Gas-liquid separation air pressure type liquid discharge apparatus | |
| US12037232B2 (en) | Air pressure opener for opening wine bottle | |
| CN114852471A (en) | Device with air exhaust and air filling functions | |
| CN209366849U (en) | A kind of pump assembly and the container with content discharge function | |
| CN208380779U (en) | A kind of bidirectional pump pump | |
| CN2759996Y (en) | Bottled beer filling apparatus | |
| CN205819924U (en) | sealing column core | |
| CN201099465Y (en) | Vacuum liquid-drawing container | |
| CN110318990B (en) | Foam air pump for cleaning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |