CN220565379U - Anti-backflow device of sewage drainage port - Google Patents
Anti-backflow device of sewage drainage port Download PDFInfo
- Publication number
- CN220565379U CN220565379U CN202322154684.8U CN202322154684U CN220565379U CN 220565379 U CN220565379 U CN 220565379U CN 202322154684 U CN202322154684 U CN 202322154684U CN 220565379 U CN220565379 U CN 220565379U
- Authority
- CN
- China
- Prior art keywords
- pipe
- sewage
- butt joint
- plate
- buoyancy
- 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.)
- Active
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 64
- 210000001503 joint Anatomy 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000002265 prevention Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000003032 molecular docking Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Abstract
The utility model relates to an anti-backflow device for a sewage discharge port, which comprises a main drain pipe, a butt joint pipe, a buoyancy part, a limiting plate and a sliding block, wherein the main drain pipe is horizontally arranged, the butt joint pipe is communicated with the end part of the main drain pipe in the vertical direction, the buoyancy part slides in the butt joint pipe in the vertical direction, a through groove for sewage to flow is formed in the buoyancy part, the buoyancy part is reversely irrigated and floated in the butt joint pipe through the butt joint pipe so as to seal the end part of the main drain pipe, the limiting plate is arranged in the butt joint pipe in the vertical direction, a limiting rail for inserting the limiting plate is formed in the buoyancy part, the limiting plate is inserted into the limiting rail, the sliding block is arranged on one side of the buoyancy part far away from the main drain pipe, and the sliding block slides in a sliding groove formed in the inner wall of the butt joint pipe. This sewage discharge port prevent flowing backward device, effectually prevented debris in the sewage to drop in the spout, ensured the normal movement of slider in the spout, guaranteed sewage discharge port's prevent flowing backward device's use.
Description
Technical Field
The utility model relates to the technical field of backflow prevention, in particular to a backflow prevention device for a sewage discharge port.
Background
Sewage refers to effluent from life and production that is contaminated to some extent. The water which loses the original use function is simply called sewage. Mainly is water after being used in life, contains more organic matters and is easy to treat. The sewage discharge port is a structure for discharging sewage to a water body. The task is to mix the discharged sewage with water in the water body to the greatest extent as soon as possible, so that the pollutants in the discharged sewage are diluted and diffused as soon as possible and further degraded and purified. The positions of the discharge ports are generally classified as a shore concentrated discharge port, a river center concentrated discharge port or a scattered discharge port. And the submerged or non-submerged discharge ports are classified according to the relative elevation of the water body. The submerged river core dispersion discharge port has the best environmental effect. The position and form of the discharge opening should be in accordance with the requirements of environmental planning and urban planning, and the agreements of departments of local construction, sanitation, water conservancy, shipping, environment, fishery and the like are marked. The drain port is required to not cause river channel fouling, and keep a certain distance from water taking structures, swimming areas, residential areas, livestock drinking water areas and fishery areas, so that shipping and water conservancy construction are not affected.
The utility model discloses a sewage drain's anti-backflow device of record in authorizing bulletin number CN215483450U, the sliding tray has been seted up to the right inner wall of butt joint pipe, sliding connection has the sliding block in the sliding tray, and the left end fixedly connected with guard plate of sliding block is to the upper inner wall fixedly connected with gag lever post of butt joint pipe, and the card of guard plate upper end is equipped with the spacing groove corresponding with the gag lever post. Limiting rod is at the in-process spacing to the guard plate, although has played spacing effect to the guard plate, but does not possess the effect of protection to mobilizable sliding block in the sliding tray, if debris in the sewage falls to the sliding tray in, influences the removal of slider, leads to guard plate and shutoff board can not block up main drain pipe, influences the use of the anti-backflow device of sewage drainage mouth.
Disclosure of Invention
The utility model aims to overcome the technical defects, and provides a backflow preventing device for a sewage discharge port, which solves the technical problems that sundries in sewage fall in a sliding groove, the sliding block is influenced to move in the sliding groove, and the backflow preventing device for the sewage discharge port is influenced to use in the prior art.
In order to achieve the technical purpose, the technical scheme of the utility model comprises a sewage discharge port anti-backflow device, which comprises a main drain pipe, a butt joint pipe, a buoyancy part, a limiting plate and a sliding block, wherein the main drain pipe is horizontally arranged, the butt joint pipe is communicated with the end part of the main drain pipe along the vertical direction, the buoyancy part slides in the butt joint pipe along the vertical direction, a through groove for sewage to flow is formed in the buoyancy part, the buoyancy part is reversely irrigated and floated in the butt joint pipe to seal the end part of the main drain pipe, the limiting plate is arranged in the butt joint pipe along the vertical direction, a limiting rail for the insertion of the limiting plate is formed in the buoyancy part, the limiting plate is inserted into the limiting rail for guiding the buoyancy part to lift, the sliding block is arranged on one side of the buoyancy part away from the main drain pipe, and the sliding block slides in a sliding groove formed in the inner wall of the butt joint pipe.
Preferably, the buoyancy portion comprises a buoyancy plate and a protection sleeve plate, the protection sleeve plate is sleeved outside the buoyancy plate, through grooves for sewage circulation are formed in the buoyancy plate and the protection sleeve plate, and the sliding block is installed on the protection sleeve plate.
Preferably, the buoyancy section further comprises a limiting block, the limiting block is mounted on the buoyancy plate and the protection sleeve plate, and the limiting block can be inserted into the butt joint pipe.
Preferably, a limiting bayonet for inserting the limiting block is formed in the top of the inner cavity of the butt joint pipe.
Preferably, the sewage treatment device further comprises a branch pipe, wherein the branch pipe is communicated with the butt joint pipe for discharging sewage.
Preferably, the water draining device further comprises a baffle plate, wherein the baffle plate is arranged on one side of the protection sleeve plate, which is close to the main drain pipe.
Preferably, the length of the baffle is greater than the diameter of the main drain end section, and the baffle may cover the main drain end.
Preferably, the length of the limit rail is greater than the height of the limit plate.
Preferably, the limiting plate is mounted on one side of the protection sleeve plate away from the main drain pipe.
Preferably, the branch pipe comprises a first shunt pipe and a second shunt pipe, and the first shunt pipe and the second shunt pipe are communicated with the butt joint pipe.
Compared with the prior art, the utility model has the beneficial effects that: this sewage discharge's anti-backflow device through the setting of buoyancy portion, limiting plate and slider, and the limiting plate has played spacing effect to buoyancy portion, and the limiting plate has played the effect of protection to slider and spout, and the effectual debris that has prevented in the sewage drops in the spout, ensures the normal removal of slider in the spout, has guaranteed sewage discharge's anti-backflow device's use.
Drawings
FIG. 1 is a schematic view of a backflow prevention device for a sewage drain provided by the utility model;
FIG. 2 is a front sectional view (with the buoyancy not floating) of the anti-backflow device for the sewage drain provided by the utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present utility model;
FIG. 4 is a side cross-sectional view of a docking tube in the anti-backflow device for a sewage drain provided by the utility model;
FIG. 5 is a front sectional view (floating up of the buoyancy section) of the anti-backflow device for a sewage drain provided by the utility model;
fig. 6 is an enlarged view of the structure of fig. 5B according to the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 and 2, the utility model provides a backflow preventing device for a sewage drain, comprising a main drain pipe 10, a butt joint pipe 20, a buoyancy portion 30, a limiting plate 40 and a sliding block 50, wherein the main drain pipe 10 is horizontally arranged, the butt joint pipe 20 is communicated with the end of the main drain pipe 10 along the vertical direction, the buoyancy portion 30 slides on the butt joint pipe 20 along the vertical direction, a through groove for sewage to flow is formed in the buoyancy portion 30, the buoyancy portion 30 floats upwards through the reverse pouring water in the butt joint pipe 20 so as to seal the end of the main drain pipe 10, the limiting plate 40 is vertically arranged on the butt joint pipe 20, a limiting rail for inserting the limiting plate 40 is formed in the buoyancy portion 30, the limiting plate 40 is inserted into the limiting rail and used for guiding the buoyancy portion 30 to lift, and the sliding block 50 is arranged on one side of the buoyancy portion 30 away from the main drain pipe 10 and slides on a sliding groove formed in the inner wall of the butt joint pipe 20. The length of the limit rail is greater than the height of the limit plate 40.
The limit plate 40 may be entirely inserted into a limit rail provided on the protection sleeve plate 32. In this embodiment, the through slot is formed at the center of the buoyancy section 30. When sewage inside the butt joint pipe 20 flows backward, the sewage inside the butt joint pipe 20 drives the buoyancy part 30 to rise, the buoyancy part 30 slides on the limiting plate 40, the sliding block 50 slides in the butt joint pipe 20, and the buoyancy part 30 seals the port of the main drain pipe 10.
Through buoyancy portion 30, limiting plate 40 and slider 50's setting, limiting plate 40 has played spacing effect to buoyancy portion 30, and limiting plate 40 has played the effect of protection to slider 50 and spout, and the effectual debris that has prevented in the sewage drops in the spout, ensures the normal removal of slider in the spout, has guaranteed the use of the anti-backflow device of sewage drainage mouth.
As shown in fig. 2, 3, 4, 5, and 6, specifically, the buoyancy section 30 includes a buoyancy plate 31 and a protection sleeve plate 32, the protection sleeve plate 32 is sleeved outside the buoyancy plate 31, through grooves for sewage to circulate are formed in the buoyancy plate 31 and the protection sleeve plate 32, and the slider 50 is mounted on the protection sleeve plate 32. The buoyancy plate 31 has buoyancy, the inside material of the buoyancy plate 31 is hard compressed foam, the protection sleeve plate 32 is fixedly sleeved outside the buoyancy plate 31, the protection sleeve plate 32 is made of light hard wood, and the buoyancy plate 31 and the protection sleeve plate 32 have anti-corrosion effects. The limit rail is provided on the protective sleeve plate 32. The limiting plate 40 is installed at a side of the protection sleeve plate 32 remote from the main drain pipe 10. The limiting plate 40 plays a role in protecting the sliding chute arranged on the inner wall of the sliding block 50 and the inner wall of the butt joint pipe 20, and effectively avoids the phenomenon that impurities in sewage are clamped between the sliding chute and the sliding block 50.
As shown in fig. 2, 3, 4, 5 and 6, the buoyancy section 30 further includes a stopper 33, the stopper 33 is mounted on the buoyancy plate 31 and the protection sleeve plate 32, and the stopper 33 is insertable into the docking tube 20. In this embodiment, the stopper 33 is fixedly installed on top of the buoyancy plate 31 and the protection sleeve plate 32, and the stopper 33 is located at one side of the buoyancy plate 31 and the protection sleeve plate 32 close to the main drain pipe 10.
As shown in fig. 3 and 6, further, a limiting bayonet for inserting the limiting block 33 is provided at the top of the inner cavity of the docking tube 20. In this embodiment, the limiting block 33 is a cylindrical block, and the limiting bayonet is a cylindrical bayonet.
As shown in fig. 1, 2 and 5, the backflow preventing device for sewage discharge port further comprises a branch pipe 60, wherein the branch pipe 60 is communicated with the butt joint pipe 20 for sewage discharge. The branched pipe 60 is provided to split the sewage discharged from the docking pipe 20. The branch pipe 60 includes a first shunt pipe 61 and a second shunt pipe 62, and the first shunt pipe 61 and the second shunt pipe 62 are both in communication with the docking pipe 20.
As shown in fig. 3 and 6, the backflow preventing device for the sewage discharge port further includes a baffle 70, and the baffle 70 is installed at one side of the protection sleeve plate 32 adjacent to the main drain pipe 10. The provision of the baffle 70 serves as a barrier to the end of the main drain pipe 10. The length of the baffle 70 is greater than the diameter of the end section of the main drain pipe 10, and the baffle 70 may cover the end of the main drain pipe 10.
In the present embodiment, the sealing caps 80 are mounted to the ends of the main drain pipe 10, the docking pipe 20, the first shunt pipe 61, and the second shunt pipe 62, and the sealing caps 80 can be removed when the drain pipe 10, the docking pipe 20, the first shunt pipe 61, and the second shunt pipe 62 are used.
In use, the sewage in the main drain pipe 10 is discharged along with the docking pipe 20 and the branch pipe 60.
When sewage in the butt joint pipe 20 and the branch pipe 60 flows backward to the main drain pipe 10, the buoyancy plate 31 drives the protection sleeve plate 32 to float upwards, the protection sleeve plate 32 slides on the limiting plate 40, the sliding block 50 moves in the sliding groove, the limiting block 33 is clamped at the limiting bayonet, and the baffle 70 has sealing and blocking effects on the main drain pipe 10.
After the sewage level in the butt joint pipe 20 and the branch pipe 60 is lowered, the buoyancy plate 31 drives the protection sleeve plate 32 to be lowered, the sliding block 50 moves downwards in the sliding groove, and the protection sleeve plate 32 moves on the limiting plate 40.
This sewage discharge port prevent flowing backward device, effectually prevented debris in the sewage to drop in the spout, ensured the normal movement of slider in the spout, guaranteed sewage discharge port's prevent flowing backward device's use.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any of various other corresponding changes and modifications made according to the technical idea of the present utility model should be included in the scope of the claims of the present utility model.
Claims (10)
1. The utility model provides a sewage discharge's anti-backflow device, its characterized in that includes main drain pipe, butt joint pipe, buoyancy portion, limiting plate and slider, main drain pipe level is placed, the butt joint pipe along vertical direction intercommunication in main drain pipe tip, buoyancy portion along vertical direction slide in the butt joint pipe, set up the logical groove that supplies sewage to flow on the buoyancy portion, buoyancy portion is via the butt joint pipe is internal to pour water the come-up to seal main drain pipe tip, the limiting plate along vertical direction install in the butt joint pipe, set up on the buoyancy portion and supply limiting plate male spacing rail, the limiting plate inserts spacing rail is used for guiding buoyancy portion goes up and down, the slider install in buoyancy portion is kept away from one side of main drain pipe, the slider slide in the spout that the butt joint pipe inner wall was seted up.
2. The backflow prevention device for a sewage drain according to claim 1, wherein: the buoyancy portion comprises a buoyancy plate and a protection sleeve plate, the protection sleeve plate is sleeved outside the buoyancy plate, through grooves for sewage circulation are formed in the buoyancy plate and the protection sleeve plate, and the sliding blocks are installed on the protection sleeve plate.
3. The backflow prevention device for a sewage drain according to claim 2, wherein: the buoyancy part further comprises a limiting block, the limiting block is installed on the buoyancy plate and the protection sleeve plate, and the limiting block can be inserted into the butt joint pipe.
4. A sewage drain backflow preventing device according to claim 3, wherein: and a limiting bayonet for the insertion of the limiting block is formed at the top of the inner cavity of the butt joint pipe.
5. The backflow prevention device for a sewage drain according to claim 1, wherein: the sewage treatment device further comprises a branch pipe, wherein the branch pipe is communicated with the butt joint pipe for discharging sewage.
6. The backflow prevention device for a sewage drain according to claim 2, wherein: the water draining pipe also comprises a baffle plate, wherein the baffle plate is arranged on one side of the protective sleeve plate, which is close to the main water draining pipe.
7. The backflow preventing device for a sewage drain according to claim 6, wherein: the length of the baffle is greater than the diameter of the main drain end section, and the baffle can cover the main drain end.
8. The backflow prevention device for a sewage drain according to claim 1, wherein: the length of the limit rail is greater than the height of the limit plate.
9. The backflow prevention device for a sewage drain according to claim 2, wherein: the limiting plate is arranged on one side, far away from the main drain pipe, of the protection sleeve plate.
10. The backflow preventing device for a sewage drain according to claim 5, wherein: the branch pipe comprises a first shunt pipe and a second shunt pipe, and the first shunt pipe and the second shunt pipe are communicated with the butt joint pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322154684.8U CN220565379U (en) | 2023-08-10 | 2023-08-10 | Anti-backflow device of sewage drainage port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322154684.8U CN220565379U (en) | 2023-08-10 | 2023-08-10 | Anti-backflow device of sewage drainage port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220565379U true CN220565379U (en) | 2024-03-08 |
Family
ID=90089374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322154684.8U Active CN220565379U (en) | 2023-08-10 | 2023-08-10 | Anti-backflow device of sewage drainage port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220565379U (en) |
-
2023
- 2023-08-10 CN CN202322154684.8U patent/CN220565379U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220565379U (en) | Anti-backflow device of sewage drainage port | |
| CN211948791U (en) | City drainage reposition of redundant personnel well | |
| CN212956360U (en) | Submerged floating type wave wall | |
| CN105863039A (en) | Transverse floating residue-intercepting device of intercepting well | |
| CN204982781U (en) | Water simply cuts dirty device | |
| KR101257344B1 (en) | Non-electric automatic control water door | |
| KR100521900B1 (en) | The water supply and the drain equipment of swimming pool of the coastal area that use water level | |
| FI86004C (en) | Backwater stop for self-wiring | |
| CN209082645U (en) | Municipal drainage intercepting sewer overflow port intelligent control device | |
| CN215483450U (en) | Anti-backflow device of sewage discharge port | |
| CN105756175B (en) | Hydraulic-floating non-return weir gate | |
| CN205530173U (en) | Full -automatic outlet sluice of irrigation canal | |
| KR100787405B1 (en) | Flux regulator | |
| CN114506921A (en) | Top valve type decanter | |
| CN209837503U (en) | Architectural design roof eaves mouth watertight fittings | |
| KR100543435B1 (en) | Apparatus for Preventing Reverse Flow of Drainage | |
| US1376889A (en) | Lake or pond | |
| CN214460987U (en) | Adjustable overflow arrangement suitable for river course | |
| CN205637091U (en) | Sediment device is blocked to horizontal floating of vatch basin | |
| CN205637090U (en) | Hole deviation of damming is put to float and is blocked sediment device | |
| JP5865491B2 (en) | Plant cooling facility with intake and drainage ponds | |
| KR20160095811A (en) | Multipurpose Dam For Preventing Water Pollution | |
| CN215253358U (en) | Overflow mouth dross stops equipment in municipal drainage pipe network | |
| CN110195420B (en) | Lane guardrail structure for tidal area | |
| CN217949272U (en) | Wet well of mud valve of water pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |