CN212356508U

CN212356508U - Liquid pumping device

Info

Publication number: CN212356508U
Application number: CN202021210185.6U
Authority: CN
Inventors: 李红彪
Original assignee: Zhongshan Huabaole Daily Necessities Industrial Co Ltd
Current assignee: Zhongshan Huabaole Daily Necessities Industrial Co Ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-15
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a liquid suction device, include the casing that can be connected with the container, be equipped with the cavity that can communicate with the container inner chamber on the casing, still be equipped with on the casing can with container mouth part sealing connection's container flap, be equipped with on the casing and can reciprocate relatively and can inhale the cavity with gas when shifting up and can crowd the extruded article of container with the gas in the cavity when shifting down. The utility model discloses can be in the cavity after filling the air, then connect through container flap and container to through pushing down and realizing the drawing liquid, during the drawing liquid, need not to grip the container, only need press the extruded article downwards, the power of use is said for a short time, and extraction liquid is more light, and it is more convenient to operate.

Description

Liquid pumping device

[ technical field ] A method for producing a semiconductor device

The utility model 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 utility model discloses it is not enough to solve prior art and research and propose promptly.

[ Utility model ] content

The utility model aims to overcome the defects of the prior art and provide a labor-saving liquid extractor.

The utility model discloses a realize through 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 utility model discloses there is following advantage:

1. when the utility model is used, the user pulls the extrusion piece upwards, the extrusion piece moves upwards relative to the shell to draw external gas into the cavity, then the container opening cover is connected with the container opening 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 gas in the cavity to the container inner cavity, the product and the gas in the container inner cavity are compressed to increase the pressure of the container inner cavity, after the extrusion piece is loosened, because the pressure in the container inner cavity is greater than the pressure in the cavity, in order to maintain the balance of the container inner cavity and the cavity pressure, 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, compared with the upward-pulling type exhaust tube, the utility model can be connected with the container through the container opening cover after, 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 utility model discloses a liquid that stores when the diaphragm prevents cavity and container inner chamber intercommunication flows back to the container inner chamber.

3. The utility model opens or closes the air inlet through the cover, when the air inlet is opened, the cavity is communicated with the outside atmosphere, the pressure in the cavity is reduced, so that the product automatically flows out from 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 the 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 utility model discloses a change the oral area of the different containers of container flap adaptation of different bores, avoid punching on the bottle lid of container, the utility model discloses still improve and communicating pipe between the sealing performance through the passageway.

[ description of the drawings ]

Fig. 1 is a sectional view of embodiment 1 of the present invention;

fig. 2 is a cross-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 of the embodiment 3 of the present invention in use;

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 will be further described 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 utility model is used, the user upwards pulls out the extrusion part 2, the extrusion part 2 moves upwards relative to the shell to draw external gas into the cavity 11, then the container opening cover 14 is connected with the container opening in a sealing way, the cavity 11 is communicated with the container inner cavity and is in a sealing state, the user downwards pushes the extrusion part 2, the extrusion part 2 moves downwards relative to the shell 1 to extrude the gas in the cavity 11 to the container inner cavity, the product and the gas 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 pressure of the container inner cavity and the cavity 11, the product in the container is extruded to the cavity 11 until the pressure in the container inner cavity and the cavity 11 is in a balanced state, compared with the upward-pulling type suction tube, the utility model can be filled with air in the cavity 11, then through container flap 14 and container connection to realize drawing liquid through pushing down, during the drawing liquid, need not to hold the container, only need press extrusion piece 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 utility model discloses a liquid that stores when diaphragm prevents cavity 11 and container inner chamber intercommunication flows back to the container inner chamber. 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 utility model discloses a change the oral area of the different containers of 14 adaptations of container flap of different bores, avoid punching on the bottle lid of container, influence the complex leakproofness, through the sealing performance between passageway 141 improvement and communicating pipe 13.

The liquid extracted in the utility model can be but not limited to water, wine, beverage, cosmetic solution, chemical solution and medical solution.

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. The utility model opens or closes the air inlet 2411 through the cover 242, 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 the product automatically flows out from the cavity 11 through gravity, the tightness of the cover 242 relative to the opening of the air inlet 2411 can be controlled, and the flow rate of the 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. The utility model opens or closes the air inlet 2411 through the cover 242, 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 the product automatically flows out from the cavity 11 through gravity, the tightness of the cover 242 relative to the opening of the air inlet 2411 can be controlled, and the flow rate of the 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. The utility model opens or closes the air inlet 2411 through the cover 242, 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 the product automatically flows out from the cavity 11 through gravity, the tightness of the cover 242 relative to the opening of the air inlet 2411 can be controlled, and the flow rate of the 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

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.