CN213038507U - Negative pressure balance valve basin air isolation device - Google Patents
Negative pressure balance valve basin air isolation device Download PDFInfo
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- CN213038507U CN213038507U CN202020802143.5U CN202020802143U CN213038507U CN 213038507 U CN213038507 U CN 213038507U CN 202020802143 U CN202020802143 U CN 202020802143U CN 213038507 U CN213038507 U CN 213038507U
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Abstract
The utility model discloses a negative pressure balance valve basin separates gas device, a serial communication port, include: the water inlet device is connected with the upper end of the inner water inlet pipe of the drainage and air insulation main body; the drainage and air insulation main body comprises a main cavity pipe, the upper end of the main cavity pipe is sealed, and the lower end of the main cavity pipe is opened; the upper part of the main cavity pipe is connected with an air inlet pipe, and a negative pressure balancing device is connected to the air inlet pipe; the side part of the main cavity pipe is connected with a water outlet device, and the lower part of the main cavity pipe is connected with a water seal sewage storage device; the inner water inlet pipe penetrates through the main cavity pipe and is not communicated with the main cavity pipe. The utility model discloses a negative pressure balance valve basin separates gas device convenient to detach can realize the swift clearance of filth, plays the water seal simultaneously and avoids the effect of refluence.
Description
Technical Field
The utility model relates to a basin separates gas field, concretely relates to negative pressure balanced valve basin separates gas device.
Background
At present, in places where people live and work, a water outlet device is indispensable equipment and plays a role in draining domestic water and the like. If no air-isolating device is arranged in the drainage pipeline, the gas can flow backwards, and the waste gas or the gas containing bacteria and toxicity is easily transferred into the room, so that the living environment of people is polluted, and the health of people is threatened.
Therefore, most of the drainers of the washbasin or the washer adopt a simple U-shaped bent pipe arranged between the sewer and the water outlet of the washbasin, so as to achieve the water sealing effect, prevent waste gas from flowing into the inlet from the outlet, and simultaneously realize the precipitation of garbage in the drainage water.
However, when accumulated water at the U-shaped position of the water outlet device is subjected to siphoning, the water seal is sucked away due to negative pressure, and gas flows backwards, so that indoor air is polluted. In addition, once more garbage is accumulated at the U-shaped part of the water outlet device, the blockage is inevitable. And the bend must be removed to remove the garbage. The removal is cumbersome due to the glue sealing material used in the installation of the pipes. These all bring great annoyance and inconvenience to life.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects of the prior art, an object of the utility model is to provide a negative pressure balance valve basin separates gas device.
In order to realize the utility model discloses an aim, the technical scheme who adopts is:
a negative pressure balanced valve basin air isolation device comprising:
the water inlet device is connected with the upper end of the inner water inlet pipe of the drainage and air insulation main body;
the drainage and air insulation main body comprises a main cavity pipe, the upper end of the main cavity pipe is sealed, and the lower end of the main cavity pipe is opened;
the upper part of the main cavity pipe is connected with an air inlet pipe, and a negative pressure balancing device is connected to the air inlet pipe;
the side part of the main cavity pipe is connected with a water outlet device, and the lower part of the main cavity pipe is connected with a water seal sewage storage device;
the inner water inlet pipe penetrates through the main cavity pipe and is not communicated with the main cavity pipe, wherein,
the negative pressure balancing device includes:
the lower end of the negative pressure balance cavity is provided with an air inlet pipe bell mouth connected with the air inlet pipe, and the side part of the air inlet pipe bell mouth is provided with an air inlet positioning pipe;
the air inlet positioning pipe is sequentially connected with a float valve and a positioning rod, and the positioning rod penetrates through the float valve and the air inlet positioning pipe;
and an upper cover is arranged at the top of the negative pressure balance cavity.
In a preferred embodiment of the present invention, the water inlet device comprises a water inlet fixing screw cap screwed on the upper end of the inner water inlet pipe, and a first sealing structure is disposed inside the water inlet fixing screw cap.
In a preferred embodiment of the present invention, the water seal dirt-storing box of the dirt-storing device has an upper end screw-threaded opening and a lower end closed, and the upper end screw-threaded connection of the dirt-storing box is connected to the lower end opening of the main cavity tube and has a second sealing structure inside.
In a preferred embodiment of the present invention, a plurality of fastening ribs are disposed outside the upper end of the dirt storage box.
In a preferred embodiment of the present invention, the main cavity pipe has a side opening with a water outlet socket, the loose joint screw thread of the water outlet device is installed on the water outlet socket, the loose joint comprises a loose joint screw cap and a loose joint flat shoulder which are connected, and a third sealing structure is arranged between the loose joint and the water outlet socket.
In a preferred embodiment of the present invention, the float valve is a cap-shaped structure and has a hole in the middle, and the diameter of the lower end of the float valve is larger than that of the air inlet positioning pipe;
the upper end of the positioning rod is of a stepped structure, the diameter of the upper end of the positioning rod is larger than that of the lower end of the positioning rod, and the diameter of the aperture of the float valve or the diameter of the air inlet positioning pipe is between the diameter of the upper end of the positioning rod and the diameter of the lower end of the positioning rod.
In a preferred embodiment of the invention, the diameter of the inner inlet tube is smaller than the diameter of the main lumen tube.
The beneficial effects of the utility model reside in that:
the utility model discloses a negative pressure balance valve basin separates gas device convenient to detach can realize the swift clearance of filth, plays the water seal simultaneously and avoids the effect of refluence.
Drawings
FIG. 1 is an assembly view of the negative pressure balanced valve basin air-barrier device of the present invention;
FIG. 2 is an exploded view of the negative pressure balanced valve basin air-barrier device of the present invention;
FIG. 3 is a sectional view of the water and gas drainage body of the present invention;
FIG. 4 is a cross-sectional view of the water inlet fixing screw cap of the present invention;
FIG. 5 is a sectional view of the dirt storage box of the present invention;
fig. 6 is a sectional view of the float valve of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The negative pressure balance valve basin air-isolating device 1000 shown in fig. 1 or 2 comprises a water inlet device 100, a water drainage air-isolating main body 200, a water seal dirt-storing device 300, a negative pressure balance device 400 and a water outlet device 500.
Referring to fig. 4, the water inlet device 100 is connected to the upper end 211 of the inner water inlet pipe 210 of the water and air isolating main body 200, specifically, the water inlet device 100 includes a water inlet fixing screw cap 110 screwed to the upper end 211 of the inner water inlet pipe 210, and an O-ring 120 is disposed inside the water inlet fixing screw cap 110. The water inlet device 100 is used for fixing and sealing the water inlet pipe and is convenient to disassemble and replace.
Referring to fig. 3, the drainage and air-insulation body 200 further includes a main cavity tube 220, the upper end 221 of the main cavity tube 220 is sealed, the lower end 222 is open, the inner water inlet tube 210 passes through the main cavity tube 220 and is not communicated with the main cavity tube 220, and the diameter of the inner water inlet tube 210 is smaller than that of the main cavity tube 220.
An air inlet pipe 230 is connected to the upper part of the main cavity pipe 220, and a negative pressure balancing device 400 is connected to the air inlet pipe 230.
The negative pressure balancing device 400 comprises a negative pressure balancing cavity 410, the lower end of the negative pressure balancing cavity 410 is provided with an air inlet pipe socket 411 connected with the air inlet pipe 230 of the drainage and air insulation main body 200, and the side part of the air inlet pipe socket 411 is provided with an air inlet positioning pipe 420.
Referring to fig. 6, a float valve 421 and a positioning rod 422 are sequentially connected to the air inlet positioning tube 420, the positioning rod 422 passes through the float valve 421 and the air inlet positioning tube 420 and is introduced into the negative pressure balance cavity 410, the float valve 421 is of a cap-shaped structure and has an opening in the middle, and the diameter of the lower end of the float valve 421 is greater than that of the air inlet positioning tube 420; the upper end of the positioning rod 422 is of a step-shaped structure, the diameter of the upper end of the positioning rod 422 is larger than that of the lower end of the positioning rod 422, and the aperture of the float valve 421 or the diameter of the air inlet positioning pipe 420 is between the diameter of the upper end of the positioning rod 422 and the diameter of the lower end of the positioning rod 422. In addition, an upper cover 430 is installed on the top of the negative pressure balancing chamber 410.
When the siphon action takes place, the float valve 421 floats upwards to suck air, thereby balancing the negative pressure and keeping the water seal.
The side part of the main cavity pipe 220 is connected with a water outlet device 500, the side part of the main cavity pipe 220 is provided with a water outlet socket 223, a movable joint rotary cover 511 of a movable joint 510 of the water outlet device 500 is installed on the water outlet socket 223 in a threaded manner, a movable joint flat shoulder 512 is installed at the other end of the movable joint rotary cover 511, and an O-shaped sealing gasket 520 is arranged between the movable joint rotary cover 511 and the water outlet socket 223.
Referring to fig. 5, the lower portion of the main chamber tube 220 is connected with a water sealing dirt storage device 300, the upper end 311 of a dirt storage box 310 of the water sealing dirt storage device 300 is opened by screw threads, the lower end 312 is closed, and the upper end 311 of the dirt storage box 310 is connected with the opening of the lower end 222 of the main chamber tube 220 by screw threads and is internally provided with an O-shaped sealing gasket 320. The outer part of the upper end of the dirt storage box 310 is provided with a plurality of fastening ribs 313.
Because of possessing the above structure, the utility model has the advantages as follows:
1. the thread assembly and the sealing structure of the water inlet device 100 and the water outlet device 500 are more convenient to disassemble and replace.
2. The screw assembly and the sealing structure of the dirt storage box 310 of the water seal dirt storage device 300 are more convenient to detach, the dirt is quickly cleaned, and meanwhile, the water seal effect is achieved.
3. The structure of the negative pressure balancing device 400 can enable the float valve 421 to float upwards to suck air when a siphon effect occurs, so as to balance negative pressure, maintain water seal and avoid backflow of polluted gas.
Claims (7)
1. The utility model provides a negative pressure balanced valve basin gas barrier device which characterized in that includes:
the water inlet device is connected with the upper end of the inner water inlet pipe of the drainage and air insulation main body;
the drainage and air insulation main body comprises a main cavity pipe, the upper end of the main cavity pipe is sealed, and the lower end of the main cavity pipe is opened;
the upper part of the main cavity pipe is connected with an air inlet pipe, and a negative pressure balancing device is connected to the air inlet pipe;
the side part of the main cavity pipe is connected with a water outlet device, and the lower part of the main cavity pipe is connected with a water seal sewage storage device;
the inner water inlet pipe penetrates through the main cavity pipe and is not communicated with the main cavity pipe,
wherein, negative pressure balancing unit includes:
the lower end of the negative pressure balance cavity is provided with an air inlet pipe bell mouth connected with the air inlet pipe, and the side part of the air inlet pipe bell mouth is provided with an air inlet positioning pipe;
the air inlet positioning pipe is sequentially connected with a float valve and a positioning rod, and the positioning rod penetrates through the float valve and the air inlet positioning pipe;
and an upper cover is arranged at the top of the negative pressure balance cavity.
2. The negative pressure balanced valve washbasin air-isolating device as claimed in claim 1, wherein the water inlet device comprises a water inlet fixing screw cap screwed on the upper end of the inner water inlet pipe, and a first sealing structure is arranged on the inner side of the water inlet fixing screw cap.
3. The negative pressure balanced valve washbasin air-isolating device as claimed in claim 1, wherein the water seal dirt-storing box of the dirt-storing device is opened at the upper end by screw threads and closed at the lower end, and the upper end of the dirt-storing box is connected to the lower end opening of the main cavity tube by screw threads and is internally provided with a second sealing structure.
4. The negative pressure balanced valve washbasin air-isolating device as claimed in claim 3, wherein the dirt storage box is provided with a plurality of fastening ribs on the outer portion of the upper end thereof.
5. The negative pressure balance valve washbasin air-isolating device as claimed in claim 1, wherein a water outlet socket is formed in a side portion of the main cavity pipe, a loose joint of the water outlet device is installed on the water outlet socket in a threaded manner, the loose joint comprises a loose joint screw cap and a loose joint flat shoulder which are connected, and a third sealing structure is arranged between the loose joint and the water outlet socket.
6. The negative pressure balanced valve washbasin air-isolating device as claimed in claim 1, wherein the float valve is of a cap-shaped structure and is provided with an opening in the middle, and the diameter of the lower end of the float valve is larger than that of the air inlet positioning pipe;
the upper end of the positioning rod is of a stepped structure, the diameter of the upper end of the positioning rod is larger than that of the lower end of the positioning rod, and the diameter of the aperture of the float valve or the diameter of the air inlet positioning pipe is between the diameter of the upper end of the positioning rod and the diameter of the lower end of the positioning rod.
7. The negative pressure balanced valve basin baffle device of claim 1 wherein the diameter of the inner inlet tube is less than the diameter of the main lumen tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020802143.5U CN213038507U (en) | 2020-05-14 | 2020-05-14 | Negative pressure balance valve basin air isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020802143.5U CN213038507U (en) | 2020-05-14 | 2020-05-14 | Negative pressure balance valve basin air isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213038507U true CN213038507U (en) | 2021-04-23 |
Family
ID=75520736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020802143.5U Active CN213038507U (en) | 2020-05-14 | 2020-05-14 | Negative pressure balance valve basin air isolation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213038507U (en) |
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2020
- 2020-05-14 CN CN202020802143.5U patent/CN213038507U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230424 Address after: No. 2528, Ganshan Road, Huzhou City, Zhejiang Province, 313000 Patentee after: Zhejiang Aikang Industrial Co.,Ltd. Address before: 201314 No. 4828 Shen Jiang Nan Road, Xinchang Town, Pudong New Area, Shanghai Patentee before: AKAN ENTERPRISE GROUP (SHANGHAI) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 2528, Ganshan Road, Huzhou City, Zhejiang Province, 313000 Patentee after: Aikang Enterprise Group (Zhejiang) Co.,Ltd. Address before: No. 2528, Ganshan Road, Huzhou City, Zhejiang Province, 313000 Patentee before: Zhejiang Aikang Industrial Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |