CN217327613U

CN217327613U - Air pump connector

Info

Publication number: CN217327613U
Application number: CN202220368337.8U
Authority: CN
Inventors: 魏合语
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-30
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses an air pump mouthpiece, which comprises a rubber nozzle, a connecting port and a butt joint section which is arranged between the rubber nozzle and the connecting port and is connected with and communicated with the rubber nozzle and the connecting port, the rubber nozzle is used for being connected with an air extraction opening of a container to be vacuumized, the connecting port is provided with an air guide nozzle and a detection nozzle which are communicated with an inner cavity of the connecting port, the butt joint section comprises a hollow cylinder, an inclined clapboard which is fixedly arranged in the hollow cylinder and divides the hollow cylinder into a first deposition cavity and a second deposition cavity, a through hole which is arranged at the lowest point of the inclined clapboard, and a suction pipe which is fixedly connected and communicated with the through hole, the first deposition cavity is positioned on one side of the inclined partition plate and close to the rubber nozzle, the second deposition cavity is positioned on the other side of the inclined partition plate and close to the connecting port, and the suction pipe extends into the first deposition cavity.

Description

Air pump connector

Technical Field

The utility model relates to an aspiration pump field, more specifically say, relate to an air pump links up interface.

Background

The civil vacuum air pump has the function of sealing and butting a container to be vacuumized, and then pumping air in the container to be vacuumized to ensure that the container to be vacuumized reaches a certain vacuum degree.

The electric civil small vacuum air pump mostly adopts a diaphragm vacuum pump, factors such as efficiency, power consumption and the like are considered in the design of the diaphragm air pump, and when liquid is mixed in an air path, the load can be greatly improved, so that the driving motor is overloaded and even damaged; on the other hand, when liquid is mixed in the gas path, especially when unclean liquid is mixed in, the gas path and the interior of the air pump are mildewed, scaled, dried and the like, so that the pipeline is blocked if the liquid is light, and the air pump is invalid if the liquid is heavy.

When liquid detection is carried out in small equipment, the reliability of the traditional detection technologies such as a probe type detection technology and a photoelectric type detection technology is low, so manufacturers of small vacuum air pump products abandon the arrangement of a liquid pumping protection function in the products, and once a user uses the small vacuum air pump products, liquid is mixed in an air path, and the performance of the products is easy to reduce or damage.

SUMMERY OF THE UTILITY MODEL

The utility model provides an air pump links up interface to the above-mentioned defect of prior art.

The utility model provides a technical scheme that its technical problem adopted is: an air pump linking port is constructed and comprises a rubber nozzle, a connecting port and a butt joint section which is arranged between the rubber nozzle and the connecting port and is connected with and communicated with the rubber nozzle and the connecting port, wherein the rubber nozzle is used for being connected with an air exhaust port of a container to be vacuumized, an air guide nozzle and a detection nozzle which are communicated with an inner cavity of the connecting port are arranged on the connecting port, the butt joint section comprises a hollow barrel, an inclined partition plate which is fixedly arranged in the hollow barrel and divides the hollow barrel into a first deposition cavity and a second deposition cavity, a through hole which is arranged at the lowest point of the inclined partition plate and a suction pipe which is fixedly connected with and communicated with the through hole, the first deposition cavity is positioned on one side of the inclined partition plate and is close to the rubber nozzle, the second deposition cavity is positioned on the other side of the inclined partition plate and is close to the connecting port, and the suction pipe extends into the first deposition cavity.

In the air pump adaptor port of the present invention, the through hole is located at a non-central position of the inclined partition plate, and the air guide nozzle is located at a non-right position of the connection port with the through hole. In the air pump mouthpiece of the present invention, the first end of the suction pipe is fixedly connected and communicated with the through hole, the second end of the suction pipe is provided with an oblique opening, and the opening face of the oblique opening faces away from the central line of the hollow cylinder.

In the air pump mouthpiece of the present invention, the first end of the docking section is provided with an outstanding nozzle which can be inserted into the rubber nozzle and is hermetically connected with the rubber nozzle.

In the air pump adaptor port of the present invention, the second end of the docking section is provided with a connecting cylinder which can be inserted into the connecting port and is hermetically connected with the connecting port.

In the air pump adaptor port of the present invention, the connection port includes an outer sleeve and a fixing cap, the outer sleeve is sealedly connected to the connection sleeve, the fixing cap is disposed on the end cover, and the air guiding nozzle and the detection nozzle are disposed on the end cover.

The air pump links up the interface in, be equipped with the ring channel on this connecting cylinder lateral wall, this ring channel endotheca is equipped with the sealing washer of protrusion in this connecting cylinder outer wall.

In the air pump joint mouth, this end cover medial surface is equipped with the spliced pole, is equipped with the screw hole that can supply the screw to insert the spiro union on this spliced pole, is equipped with the connecting hole that can supply the screw to pass with the corresponding position department of this spliced pole on this slope baffle.

Air pump link up the mouth in, be equipped with the external screw thread on this connecting cylinder lateral wall, be equipped with on this outer sleeve inside wall can with this external screw thread threaded connection's internal thread, fill up between this connecting cylinder terminal surface and this end cover and be equipped with the sealing washer.

In the air pump joint of the present invention, a stopping portion for stopping the outer sleeve is disposed on the outer sidewall of the connecting cylinder, and an anti-slip edge is disposed on the outer wall surface of the stopping portion.

Implement the utility model discloses an air pump links up interface has following beneficial effect: use the utility model discloses an during air pump links up the mouth, be connected rubber mouth with the extraction opening of treating the vacuous container of extraction, be connected air guide mouth and aspiration pump, will detect the mouth and be connected with detection device. In the process of starting the air suction pump for vacuumizing, air is sucked out by the air suction pump through the rubber nozzle, the first deposition cavity, the suction pipe, the through hole, the second deposition cavity and the air guide nozzle. In the process, in the process that the liquid sucked into the second deposition cavity enters the first deposition cavity through the suction pipe, gas and liquid in the suction pipe coexist, the liquid containing bubbles is sucked into the suction pipe, the bubble sound of 'snap' can be generated in the air suction process, the pressure in the air circuit also generates low-frequency fluctuation along with the bubbles, the characteristics can be detected from the detection nozzle, after the characteristics are detected, the liquid contained in the air circuit can be identified, and corresponding protection actions (such as stopping air suction, carrying out signal prompt and the like) can be carried out along with the liquid. The liquid pumped into the second deposition cavity can flow back into the first deposition cavity along the inclined partition plate through the through hole and the suction pipe, and the purpose of preventing the liquid volume from being stored in the second deposition cavity is achieved.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is an exploded view of a first embodiment of an air pump adaptor according to the present invention;

fig. 2 is an exploded schematic view of a second embodiment of the air pump adaptor according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, in a first embodiment of the air pump mouthpiece of the present invention, the mouthpiece includes a rubber nozzle 1, a connection port 3, and a docking section 2 disposed between the rubber nozzle 1 and the connection port 3 and connecting and communicating the rubber nozzle 1 and the connection port 3, the rubber nozzle 1 is used for connecting with a suction opening of a container to be vacuumed, the connection port 3 is provided with a gas guide nozzle 33 and a detection nozzle 34 communicated with an inner cavity of the connection port 3, the docking section 2 includes a hollow cylinder, an inclined partition plate 22 fixedly disposed in the hollow cylinder and dividing the hollow cylinder into a first deposition chamber 20 and a second deposition chamber 30, a through hole disposed at a lowest point of the inclined partition plate 22, and a suction pipe 26 fixedly connected and communicated with the through hole, the first deposition chamber 20 is located at one side of the inclined partition plate 22 and close to the rubber nozzle 1, the second deposition chamber 30 is located at the other side of the inclined partition plate 22 and close to the connection port 3, the suction pipe 26 extends into the first deposition chamber 20.

Use the utility model discloses an during air pump links up the mouth, be connected rubber mouth 1 with the extraction opening of treating the vacuous container of extraction, be connected air guide mouth 33 and aspiration pump, will detect mouth 34 and be connected with detection device. In the process of starting the air pump to vacuumize, air is pumped out by the air pump through the rubber nozzle 1, the first deposition chamber 20, the suction pipe 26, the through hole, the second deposition chamber 30 and the air guide nozzle 33. In the process, when the liquid sucked into the second deposition chamber 30 enters the first deposition chamber 20 through the suction pipe 26, the gas and the liquid in the suction pipe 26 coexist, the liquid containing bubbles is sucked into the suction pipe 26, a 'snap' bubble sound is generated in the air suction process, the pressure in the air path also generates low-frequency fluctuation along with the bubbles, the characteristics can be detected from the detection nozzle 34, the liquid contained in the air path can be identified after the characteristics are detected, and then corresponding protection actions (such as stopping air suction, carrying out signal prompt and the like) are carried out. And the liquid drawn into the second deposition chamber 30 may flow back into the first deposition chamber 20 through the through-hole, the suction pipe 26 along the inclined partition plate 22, for the purpose of preventing the liquid volume from being stored in the second deposition chamber 30.

It will be appreciated that the inclined partition 22 has a smooth sloped surface 25 adjacent the connection port 3.

Preferably, the through hole is located at a non-central position of the inclined partition 22, and the air guide nozzle 33 is located at a position on the connection port 3 not directly opposite to the through hole. That is, the through hole and the air guide nozzle 33 are displaced from each other.

Furthermore, in order to achieve a better detection effect, the first end of the suction pipe 26 is fixedly connected and communicated with the through hole, the end part of the second end of the suction pipe 26 is provided with an oblique opening 28, and the opening surface of the oblique opening 28 faces away from the central line of the hollow cylinder. The central portion of the suction pipe 26 is provided with a central hole 27 communicating with the through hole.

In the air suction process, if the container to be vacuumized contains liquid, after the liquid is sucked into the air path, the liquid is firstly collected in the first deposition cavity 20, and the inclined opening 28 is arranged at the lower end of the suction pipe 26, so that when the liquid level does not completely exceed the inclined opening 28, liquid and gas coexist at the inclined opening 28, the liquid sucked into the suction pipe 26 is the liquid containing air bubbles, so that a 'papa' air bubble sound is generated, the pressure in the air path fluctuates with the air bubbles at low frequency, and the characteristics can be detected from the detection nozzle 34.

Specifically, the first end of the butt-joint section 2 is provided with a protruding nozzle 21 which can be inserted into the rubber nozzle 1 and is connected with the rubber nozzle 1 in a sealing manner.

Further, the second end of the docking section 2 is provided with a connection cylinder 23 which can be inserted into the connection port 3 to be connected with the connection port 3 in a sealing manner.

Further, the connection port 3 includes an outer sleeve capable of being hermetically connected with the connection cylinder 23, and an end cap 31 covering a second end of the outer sleeve, wherein the air guide nozzle 33 and the detection nozzle 34 are both disposed on the end cap 31.

In order to achieve a better sealing connection effect, an annular groove is formed in the outer side wall of the connecting cylinder 23, and a sealing ring 24 protruding out of the outer wall surface of the connecting cylinder 23 is sleeved in the annular groove.

In the present embodiment, a connection post 32 is disposed on an inner side surface of the end cap 31, a threaded hole for inserting the screw 29 into the connection post 32, and a connection hole for passing the screw 29 is disposed at a position of the inclined partition plate 22 corresponding to the connection post 32.

As shown in fig. 2, in a second embodiment of the air pump adaptor according to the present invention, an external thread 2C is disposed on the outer sidewall of the connecting cylinder 23, an internal thread 35 capable of being threadedly connected with the external thread 2C is disposed on the inner sidewall of the outer sleeve, and a sealing ring 24 is disposed between the end surface of the connecting cylinder 23 and the end cover 31. The difference between this embodiment and the previous embodiment is that the connection manner of the connection cylinder 23 and the outer sleeve is a threaded connection, and the other structures are the same.

Further, a stopper 2A for stopping the outer sleeve is disposed on an outer side wall of the connecting cylinder 23, and an anti-slip rib 2B is disposed on an outer wall surface of the stopper 2A. When the connecting cylinder 23 and the outer sleeve are connected, the stopping part 2A can be held to drive the butt-joint section 2 to rotate, so that the connecting cylinder 23 is screwed into the outer sleeve. By arranging the anti-slip ribs 2B, the friction force between the hand and the stop part 2A is increased when the butt joint section 2 is held and rotated.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The air pump connection port is characterized by comprising a rubber nozzle, a connection port and a connection section, wherein the connection section is arranged between the rubber nozzle and the connection port and is communicated with the rubber nozzle and the connection port, the rubber nozzle is used for being connected with an air pumping port of a container to be vacuumized, the connection port is provided with an air guide nozzle communicated with an inner cavity of the connection port and a detection nozzle, the connection section comprises a hollow barrel body, an inclined partition plate fixedly arranged in the hollow barrel body and dividing the hollow barrel body into a first deposition cavity and a second deposition cavity, a through hole arranged at the lowest point of the inclined partition plate and a suction pipe fixedly connected and communicated with the through hole, the first deposition cavity is positioned on one side of the inclined partition plate and is close to the rubber nozzle, and the second deposition cavity is positioned on the other side of the inclined partition plate and is close to the connection port, the suction pipe extends into the first deposition cavity.

2. The air pump adaptor socket of claim 1, wherein said through hole is located at a non-central position of said inclined partition, and said air guide nozzle is located at a position on said connection port that is not directly opposite to said through hole.

3. The air pump adaptor port of claim 1, wherein the first end of the suction tube is fixedly connected to and communicates with the through hole, and the second end of the suction tube has an oblique opening, and the opening surface of the oblique opening faces away from the center line of the hollow cylinder.

4. The air pump adaptor socket as claimed in claim 1, wherein the first end of the docking section is provided with a protruding nipple which can be inserted into the rubber nipple to be sealingly connected with the rubber nipple.

5. The air pump adaptor port of claim 1, wherein the second end of the docking section is provided with a connector cartridge insertable into the connector port for sealing connection therewith.

6. The air pump adaptor socket according to claim 5, wherein the connection port comprises an outer sleeve capable of being hermetically connected with the connection cylinder, and an end cap having a fixed cap at a second end of the outer sleeve, and the air guide nozzle and the detection nozzle are both disposed on the end cap.

7. The air pump adaptor top according to claim 6, wherein an annular groove is formed on an outer side wall of the connector, and a sealing ring protruding from an outer wall surface of the connector is sleeved in the annular groove.

8. The air pump adaptor port of claim 7, wherein the inner side surface of the end cap is provided with a connection post, the connection post is provided with a threaded hole for inserting a screw into the connection post, and the inclined partition plate is provided with a connection hole for passing the screw therethrough at a position corresponding to the connection post.

9. The air pump adaptor top according to claim 6, wherein an external thread is provided on the outer side wall of the connecting cylinder, an internal thread capable of being in threaded connection with the external thread is provided on the inner side wall of the outer sleeve, and a sealing ring is padded between the end face of the connecting cylinder and the end cover.

10. The air pump adaptor socket according to claim 9, wherein a stopper portion for stopping the outer sleeve is provided on an outer side wall of the connecting cylinder, and an anti-slip rib is provided on an outer wall surface of the stopper portion.