CN214402090U - Rainwater mud trap - Google Patents
Rainwater mud trap Download PDFInfo
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- CN214402090U CN214402090U CN202022934328.4U CN202022934328U CN214402090U CN 214402090 U CN214402090 U CN 214402090U CN 202022934328 U CN202022934328 U CN 202022934328U CN 214402090 U CN214402090 U CN 214402090U
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Abstract
The utility model discloses a rainwater mud trap relates to the sewage discharge field, include: the sand-water separation well chamber comprises a first part and a second part, wherein the first part is in a straight cylindrical shape, the second part is in a conical shape, and the second part is positioned on the lower side of the first part; the water inlet pipe is arranged on one side of the first part and communicated with the sand-water separation well chamber, and the axis of the water inlet pipe does not penetrate through the center of the first part, so that water flow entering the sand-water separation well chamber through the water inlet pipe forms rotational flow; the water outlet pipe is arranged above the water inlet pipe and communicated with the sand-water separation well chamber; the vent hole is arranged on the top wall of the sand-water separation well chamber; the mud settling well chamber is arranged below the sand-water separation well chamber, a mud containing barrel is movably arranged in the mud settling well chamber, and an opening at the upper end of the mud containing barrel is communicated with the lower end of the second part; and a rotational flow is formed in the sand-water separation well chamber, solid impurities are separated by using a centrifugal effect, and the solid impurities are collected in the mud containing barrel, so that the effect of removing the solid impurities is good.
Description
Technical Field
The utility model belongs to the sewage discharge field, more specifically relates to a rainwater mud trap.
Background
At present, few facilities for treating the initial rainwater are provided, and most rainwater regulation and storage facilities in a community carry out flow discarding treatment on the initial rainwater; the method of dealing with the deposition of solid impurities in water at present adopts the method of setting up the mud trap more, and the mud trap sets up 60cm deep mud groove at the bottom of the well of general inspection shaft, carries out regularly clear and digs the silt, and this method is used occasionally two not enough at the rainwater pipeline system: 1. the deposited sludge is not easy to be cleaned, the cleaning cost is high, rainwater and sludge are fully accumulated in the sludge settling tank after the first rainfall, if the rainwater is not timely cleaned, the rainwater passes through the upper part of the sludge settling tank during the next rainfall to form short flow, the effective retention time is not available, and the sludge settling effect is poor; 2. when the rainwater falls strongly, the rainwater flow in the rainwater pipeline is large, the rainwater flow rate is high, and deposited pollutants in the sludge settling tank are easy to be flushed again and enter a downstream water body along with the rainwater.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough that prior art exists, a rainwater sediment trap is provided, through the axis of inlet tube and the angle design of sand-water separation well room for the rivers that intake form the whirl in sand-water separation well room, utilize centrifugal action to move the solid impurity that density is greater than water to the lateral wall of sand-water separation well room and then remove to sediment well room along the lateral wall, improve solid impurity and get rid of the effect, and adopt flourishing mud section of thick bamboo splendid attire mud, the flourishing mud section of thick bamboo is convenient for take out clearance and change.
In order to realize the above object, the utility model provides a rainwater mud trap, include:
the sand-water separation well chamber comprises a first part and a second part, wherein the first part is in a straight cylindrical shape, the second part is in a conical shape, and the second part is positioned on the lower side of the first part;
the water inlet pipe is arranged on one side of the first part and communicated with the sand-water separation well chamber, and the axis of the water inlet pipe does not penetrate through the center of the first part, so that the water flow entering the sand-water separation well chamber through the water inlet pipe forms rotational flow;
the water outlet pipe is arranged above the water inlet pipe and communicated with the sand-water separation well chamber;
the vent hole is arranged on the top wall of the sand-water separation well chamber;
and the sludge settling well chamber is arranged below the sand-water separation well chamber, a sludge containing barrel is movably arranged in the sludge settling well chamber, and an opening at the upper end of the sludge containing barrel is communicated with the lower end of the second part.
Optionally, the axis of the inlet pipe is tangential to the side wall of the first portion.
Optionally, the sand-water separation device further comprises a vent pipe, the vent pipe is arranged in the vent hole in a penetrating manner, and one end of the vent pipe, which is located in the sand-water separation well chamber, is arranged in the center of the sand-water separation well chamber.
Optionally, the inner diameter of the breather pipe is larger than the outer diameter of the mud barrel.
Optionally, an ultraviolet curing film is laid on the side wall of the sand-water separation well chamber.
Optionally, the included angle between the axis of the water inlet pipe and the axis of the water outlet pipe is 90-180 degrees.
Optionally, a service room is arranged above the sand-water separation well chamber, a service hole is arranged at the top of the service room, and the aperture of the service hole is larger than that of the vent hole.
Optionally, the manhole is covered with a manhole cover.
Optionally, the mud drum is a basket grid.
Optionally, a well pipe is arranged in the rainwater sludge settling well, a first partition plate and a second partition plate are arranged in the well pipe, and the well pipe is divided into the sludge settling well chamber, the sand-water separation well chamber and the overhaul chamber by the first partition plate and the second partition plate.
The utility model provides a rainwater mud trap, its beneficial effect lies in:
1. the rainwater sludge settling well is characterized in that a water inlet pipe is communicated with a first part of a sand-water separation well chamber, water inflow water flow forms rotational flow in the sand-water separation well chamber due to the position relation formed by the water inlet pipe and the first part and a conical structure of a second part, solid impurities with density larger than that of water are moved and thrown onto the side wall of the sand-water separation well chamber by using centrifugal action, finally, the solid impurities sink to a sludge containing barrel in the sludge settling well chamber along the side wall, the water flow with the solid impurities removed flows out of the sand-water separation well chamber through a water outlet with high potential difference, the working effect of removing the solid impurities in water is achieved, the effect of removing the solid impurities is good, and the solid impurities cannot be flushed into downstream by water flow due to untimely cleaning;
2. the mud containing barrel of the rainwater and mud trap can pass through the access hole and the vent pipe, so that the mud containing barrel can be conveniently and periodically replaced, and solid impurities separated from the rainwater and mud trap are removed;
3. this rainwater mud trap sets up the repair room above sand-water separation well room, is convenient for maintain sand-water separation well room and mud trap room, this rainwater mud trap's simple structure, do benefit to the construction, the security is high, can the wide application.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a structural plan view of a rainwater and mud trap according to an embodiment of the present invention.
Fig. 2 shows a cross-sectional view a-a of fig. 1.
Fig. 3 shows a cross-sectional view B-B of fig. 1.
Description of reference numerals:
1. a water inlet pipe; 2. a water outlet pipe; 3. a breather pipe; 4. a sand-water separation well chamber; 5. a manhole cover; 6. ultraviolet curing the film; 7. a mud containing barrel; 8. a mud settling well chamber; 9. and (5) an overhaul room.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The utility model provides a rainwater mud trap, include:
the sand-water separation well chamber comprises a first part and a second part, wherein the first part is in a straight cylindrical shape, the second part is in a conical shape, and the second part is positioned on the lower side of the first part;
the water inlet pipe is arranged on one side of the first part and communicated with the sand-water separation well chamber, and the axis of the water inlet pipe does not penetrate through the center of the first part, so that water flow entering the sand-water separation well chamber through the water inlet pipe forms rotational flow;
the water outlet pipe is arranged above the water inlet pipe and communicated with the sand-water separation well chamber;
the vent hole is arranged on the top wall of the sand-water separation well chamber;
and the sludge settling well chamber is arranged below the sand-water separation well chamber, a sludge containing barrel is movably arranged in the sludge settling well chamber, and an opening at the upper end of the sludge containing barrel is communicated with the lower end of the second part.
The sand-water separation well chamber is divided into a first part and a second part, the water inlet pipe is communicated with the first part, the water flow resistance of inlet water entering the sand-water separation well chamber is very small due to the angle formed by the water inlet pipe and the side wall of the first part, the second part is of a conical structure, the inlet water flow forms a rotational flow in the sand-water separation well chamber, solid impurities in the water flow are thrown onto the side wall of the sand-water separation well chamber under the centrifugal action, and finally sink to a mud containing barrel in the mud settling well chamber under the gravity action, so that the sand-water separation well chamber and the mud containing barrel can be conveniently taken out, cleaned and replaced; get rid of solid impurity's rivers and flow out from the upper portion of sand-water separation well room, the outlet pipe is higher than the inlet tube and produces the difference in height, just flows into low reaches through the outlet pipe through getting rid of solid impurity's rivers, and this rainwater mud trap get rid of solid impurity effectual to solid impurity can not be washed into low reaches by rivers because of the untimely clearance in this structure.
Optionally, the axis of the inlet pipe is tangential to the side wall of the first portion.
The rainwater of the water inlet pipe enters the sand-water separation well chamber and then is tangent to the side wall of the first part, so that resistance to inflow water flow can be reduced, loss of inflow flow velocity is reduced, rotational flow can be better formed, solid impurities can be better separated, and the working efficiency of the rainwater mud trap is improved.
Optionally, the sand-water separation device further comprises a vent pipe, wherein the vent pipe is arranged in the vent hole in a penetrating mode, and one end, located in the sand-water separation well chamber, of the vent pipe is arranged in the center of the sand-water separation well chamber.
Specifically, one end of the vent pipe is arranged in the sand-water separation well chamber, and air in the sand-water separation well chamber is discharged when the water inlet pipe enters water, so that smooth water inlet of the water inlet pipe is ensured; one end of the breather pipe is arranged at the central position in the sand-water separation well chamber, so that the sand-water separation well chamber exhausts more smoothly, and the conical structure of the second part is matched to generate a rotational flow, so that the efficiency of separating solid impurities in the sand-water separation well chamber is improved.
Optionally, the inner diameter of the snorkel is larger than the outer diameter of the mud drum.
Specifically, the mud containing barrel can be taken out from the sand-water separation well chamber through the vent pipe, so that solid impurities collected in the mud containing barrel can be conveniently removed.
Optionally, an ultraviolet curing film is laid on the side wall of the sand-water separation well chamber.
Specifically, the ultraviolet curing film is laid on the side wall to reduce the resistance of the side wall of the sand-water separation well chamber to inflow water, so that the flow rate of the inflow water is ensured, and the effect of separating solid impurities from the rainwater and sludge well is improved.
Optionally, the included angle between the axis of the water inlet pipe and the axis of the water outlet pipe is 90-180 degrees.
Specifically, the inlet tube forms the contained angle with the play water pipe, guarantees the effect of rainwater mud trap separation solid impurity: the water inlet pipe discharges sewage into the sand-water separation well chamber from high to low, the high inflow velocity is ensured, and a rotational flow is generated by matching with the conical structure of the second part, so that the effect of separating solid impurities is realized; the water outlet pipe is arranged at the opposite side of the water inlet pipe, so that the water flow subjected to solid impurity removal does not generate convection with the water inlet flow, and a smooth water flow direction is formed in the sand-water separation well chamber; the outlet pipe keeps the horizontal direction, will get rid of the rivers discharge rainwater desilt well of solid impurity through getting rid of, improves the drainage efficiency of rainwater desilt well.
Optionally, a service room is arranged above the sand-water separation well chamber, a service hole is arranged at the top of the service room, and the aperture of the service hole is larger than that of the vent hole.
The maintenance chamber is arranged above the sand-water separation well chamber, so that the sand-water separation well chamber and the sludge settling well chamber can be maintained conveniently, the structures of the bottom sludge settling well chamber, the middle sand-water separation well chamber and the top maintenance chamber are adopted, and are separated by the cement partition plate, so that the structure is simple, the construction is convenient, the safety is high, the construction cost is low, and the maintenance chamber can be widely applied; the mud containing barrel can be taken out through the access hole, so that solid impurities collected in the mud containing barrel can be conveniently removed.
Optionally, the manhole is covered with a manhole cover.
Specifically, the inspection well cover guarantees the protection of the well mouth of the rainwater mud trap, avoids sundries from falling into, and eliminates potential safety hazards.
Optionally, the mud drum is a basket grid.
Particularly, the basket grid is light in structure and convenient to hoist; the basket grid has good water permeability, is not easy to block, is corrosion resistant and is easy to clean; the side wall and the bottom of the basket grid are both net-shaped, and the mesh size can be selected according to the size of solid impurity particles in local rainwater in construction.
Optionally, a well pipe is arranged in the rainwater silt well, a first partition plate and a second partition plate are arranged in the well pipe, and the well pipe is divided into a silt well chamber, a sand-water separation well chamber and an overhaul chamber by the first partition plate and the second partition plate.
Examples
As shown in fig. 1 to 3, the utility model provides a rainwater mud trap, include:
the sand-water separation well chamber 4 comprises a first part and a second part, wherein the first part is in a straight cylindrical shape, the second part is in a conical shape, and the second part is positioned on the lower side of the first part;
the water inlet pipe 1 is arranged on one side of the first part, the water inlet pipe 1 is communicated with the sand-water separation well chamber 4, and the axis of the water inlet pipe 1 does not penetrate through the center of the first part, so that water flow entering the sand-water separation well chamber 4 through the water inlet pipe 1 forms rotational flow;
the water outlet pipe 2 is arranged above the water inlet pipe 2 and communicated with the sand-water separation well chamber 1;
the vent hole is arranged on the top wall of the sand-water separation well chamber 4;
and the sludge settling well chamber 8 is arranged below the sand-water separation well chamber 4, a sludge containing barrel 7 is movably arranged in the sludge settling well chamber 8, and an opening at the upper end of the sludge containing barrel 7 is communicated with the lower end of the second part.
In this embodiment the axis of the inlet conduit 1 is tangential to the side wall of the first section.
In this embodiment, the sand-water separation device further comprises a vent pipe 3, the vent pipe 3 is arranged in the vent hole in a penetrating manner, and one end of the vent pipe 3, which is located in the sand-water separation well chamber 4, is arranged at the center of the sand-water separation well chamber 4.
In this embodiment, the inner diameter of the breather pipe 3 is larger than the outer diameter of the mud bucket 7.
In this embodiment, the sidewall of the sand-water separation chamber 4 is laid with an ultraviolet curing film 6.
In this embodiment, the included angle between the axis of the water inlet pipe 1 and the axis of the water outlet pipe 2 is 90-180 °.
In this embodiment, a service room 9 is arranged above the sand-water separation well chamber 4, a service hole is arranged at the top of the service room 9, and the aperture of the service hole is larger than that of the vent hole.
In the present embodiment, the manhole is covered with a manhole cover 5.
In the present embodiment, the mud drum 7 is a basket grid.
Optionally, a well pipe is arranged in the rainwater silt well, a first partition plate and a second partition plate are arranged in the well pipe, and the well pipe is divided into a silt well chamber 8, a sand-water separation well chamber 4 and an overhaul chamber 9 by the first partition plate and the second partition plate.
To sum up, when the rainwater mud pit provided by the utility model is used, sewage enters the first part of the sand-water separation well chamber 4 through the water inlet pipe 1, because the water inlet pipe 1 is tangent to the side wall of the sand-water separation well chamber 4, the ultraviolet curing film 6 is laid on the side wall, the water inlet flow velocity is less subjected to resistance, the water inlet flow enters the conical structure of the second part to form rotational flow, solid impurities are separated from the sewage and sink to the mud containing barrel 7 along the side wall; get rid of the rivers of solid impurity and rise gradually in sand-water separation well chamber 4 interior liquid level, discharge low reaches through outlet pipe 2, this rainwater desilting well get rid of solid impurity effectual to easily clear up the silt in the desilting well chamber.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A rainwater mud trap, comprising:
the sand-water separation well chamber comprises a first part and a second part, wherein the first part is in a straight cylindrical shape, the second part is in a conical shape, and the second part is positioned on the lower side of the first part;
the water inlet pipe is arranged on one side of the first part and communicated with the sand-water separation well chamber, and the axis of the water inlet pipe does not penetrate through the center of the first part, so that the water flow entering the sand-water separation well chamber through the water inlet pipe forms rotational flow;
the water outlet pipe is arranged above the water inlet pipe and communicated with the sand-water separation well chamber;
the vent hole is arranged on the top wall of the sand-water separation well chamber;
and the sludge settling well chamber is arranged below the sand-water separation well chamber, a sludge containing barrel is movably arranged in the sludge settling well chamber, and an opening at the upper end of the sludge containing barrel is communicated with the lower end of the second part.
2. A stormwater mud trap as claimed in claim 1, wherein the axis of the inlet pipe is tangential to the side wall of the first portion.
3. A rainwater and mud well as defined in claim 1, further comprising a vent pipe, said vent pipe being inserted into said vent hole, one end of said vent pipe located in said sand-water separation chamber being disposed at a central position of said sand-water separation chamber.
4. A stormwater mud trap as claimed in claim 3, wherein the internal diameter of the snorkel is greater than the external diameter of the mud drum.
5. A rainwater and mud well according to claim 1 and wherein an ultraviolet cured film is applied to the side walls of said sand and water separation chamber.
6. A rainwater and mud pit as claimed in claim 1, wherein the angle between the axis of said water inlet pipe and the axis of said water outlet pipe is 90 ° to 180 °.
7. A rainwater and mud well according to claim 1, wherein a service chamber is arranged above said sand-water separation well chamber, a service hole is arranged on the top of said service chamber, and the aperture of said service hole is larger than that of said vent hole.
8. A rainwater and mud pit as claimed in claim 7, wherein said manhole is covered with a manhole cover.
9. A rainwater and mud pit as claimed in claim 1, wherein said mud drum is a basket grid.
10. A rainwater and mud well according to claim 7, wherein a well casing is provided in said rainwater and mud well, a first partition and a second partition are provided in said well casing, said first partition and said second partition dividing said well casing into said mud well chamber, said sand-water separation well chamber, and said service chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934328.4U CN214402090U (en) | 2020-12-09 | 2020-12-09 | Rainwater mud trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022934328.4U CN214402090U (en) | 2020-12-09 | 2020-12-09 | Rainwater mud trap |
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| Publication Number | Publication Date |
|---|---|
| CN214402090U true CN214402090U (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022934328.4U Active CN214402090U (en) | 2020-12-09 | 2020-12-09 | Rainwater mud trap |
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| CN (1) | CN214402090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627320A (en) * | 2020-12-09 | 2021-04-09 | 北京北排水务设计研究院有限公司 | Rainwater mud trap |
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2020
- 2020-12-09 CN CN202022934328.4U patent/CN214402090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627320A (en) * | 2020-12-09 | 2021-04-09 | 北京北排水务设计研究院有限公司 | Rainwater mud trap |
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