CN112282016B - Municipal administration sewage drainage structures, drainage pipe network and drainage system - Google Patents
Municipal administration sewage drainage structures, drainage pipe network and drainage system Download PDFInfo
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- CN112282016B CN112282016B CN202010916369.2A CN202010916369A CN112282016B CN 112282016 B CN112282016 B CN 112282016B CN 202010916369 A CN202010916369 A CN 202010916369A CN 112282016 B CN112282016 B CN 112282016B
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- filter screen
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
Abstract
The application relates to a municipal sewage drainage structure, which relates to the field of municipal sewage drainage and comprises a first pipeline, a filtering device connected with the water outlet end of the first pipeline and a second pipeline connected with the water outlet end of the filtering device; the filter device comprises a drainage pipeline, a collecting box communicated with the drainage pipeline, a first filter screen arranged on the inner wall of the drainage pipeline and a slurry pump arranged at the bottom of the collecting box; the first filter screen covers the pipe orifice of the drain pipe, and is positioned on one side, far away from the first pipe, of the joint of the collecting box and the drain pipe; a sludge discharge pipe is arranged on the sludge pump, the water outlet of the sludge discharge pipe is positioned on the ground, and a second filter screen is also arranged on the inner wall of the drainage pipeline; the second filter screen is positioned at the joint of the drain pipeline and the collecting box and is far away from one side of the collecting box, and the diameter of the filter hole of the second filter screen is larger than that of the filter hole on the first filter screen. This application has reduced the mud sediment that municipal administration sewage discharge in-process drainage pipe bottom was gathered.
Description
Technical Field
The application relates to the drainage field of municipal sewage, in particular to a municipal sewage drainage structure, a drainage pipe network and a drainage system.
Background
Municipal sewage is domestic sewage, industrial wastewater and runoff sewage in the urban area. Generally, the sewage is collected by urban canals and is discharged into water after being treated by an urban sewage treatment plant. In addition to containing a large amount of organic matters, germs and viruses in urban sewage, due to the advanced development of industry, the water quality of industrial wastewater (accounting for about 60-80% of the total amount of the urban sewage) is increasingly complex, and the pollution of runoff sewage is increasingly serious, so that the urban sewage contains various toxic and harmful pollutants of various types and degrees.
At municipal sewage's in-process of discharging, discharge sewage treatment plant by the drain pipe network usually, sewage treatment plant handles municipal sewage again, at the in-process that municipal sewage discharged to sewage treatment plant, because there is impurity in the municipal sewage, at municipal sewage discharge's in-process, the in-process of time, the bottom in the drainage pipe can form the gathering of mud sediment, and then influences the discharge of sewage.
Disclosure of Invention
In order to reduce the mud sediment that municipal sewage discharge in-process drainage pipe bottom was gathered, this application provides a municipal administration sewage drainage structure, drainage pipe network and drainage system.
First aspect, the application provides a municipal administration sewage drainage structure adopts following technical scheme:
a municipal sewage drainage structure comprises a first pipeline, a filtering device connected with the water outlet end of the first pipeline and a second pipeline connected with the water outlet end of the filtering device;
the filter device comprises a drainage pipeline, a collecting box communicated with the drainage pipeline, a first filter screen arranged on the inner wall of the drainage pipeline and a slurry pump arranged at the bottom of the collecting box;
the first filter screen covers the pipe orifice of the drain pipeline, and is positioned on one side, away from the first pipeline, of the joint of the collecting box and the drain pipeline;
and a slag discharge pipe is arranged on the mud pump, and a water outlet of the slag discharge pipe is positioned on the ground.
Through adopting above-mentioned technical scheme, set up filter equipment among first pipeline and the second pipeline, thereby when municipal sewage flows through filter equipment, first filter screen can be less than the impurity in first filter screen filtration pore in the municipal sewage and filter, the impurity that is kept off to establish by first filter screen falls into the bottom of collecting box, then recycle the slush pump and take these sludges out subaerially, the staff uses the mud sediment transportation equipment to concentrate recovery processing with these sludges at last, reduce the pollution of these impurities to the environment.
Preferably, a second filter screen is further arranged on the inner wall of the drainage pipeline;
the second filter screen is positioned on one side of the joint of the drainage pipeline and the collecting box, which is far away from the collecting box, and the diameter of the filter hole of the second filter screen is larger than that of the filter hole on the first filter screen.
Through adopting above-mentioned technical scheme, through setting up the second filter screen in hydrophobic pipeline to utilize the second filter screen to filter in advance some particle diameters and be greater than the impurity that the second filter screen filtered the filtration pore, reduce the filterable load of first filter screen.
Preferably, the second filter screen covers the pipe orifice of the drain pipe, and part of the second filter screen extends into the collecting tank.
Through adopting above-mentioned technical scheme, when municipal sewage flowed through the second filter screen, impurity in the municipal sewage may flow backward through the region of second filter screen below to increase the load of first filter screen, through stretching into partial second filter screen to the collection box in, thereby reduced impurity in the municipal sewage and flowed through along with municipal sewage flows through from the below of second filter screen, reduced the load that first filter screen filtered impurity.
Preferably, the bottom of the collecting box is arranged on the supporting seat, the supporting seat is provided with a water pump, a water outlet pipe of the water pump is connected with a water outlet pipe, and a water outlet of the water outlet pipe is positioned in the second pipeline.
Through adopting above-mentioned technical scheme, the water pump extraction water-washed bottom to the second pipeline to the impurity to second pipeline bottom strikes, is that these impurity flow forward together with municipal sewage, has reduced the sediment of impurity in second pipeline bottom.
Preferably, the bottom of the second pipeline is provided with a supporting block for supporting a drain pipe, the drain pipe is provided with a water spray pipe, and a water outlet of the water spray pipe faces the bottom of the second pipeline.
Through adopting above-mentioned technical scheme, through setting up the spray pipe on the drain pipe to utilize the spray pipe to strike the bottom of second pipeline, further reduction the sediment of impurity in the second pipeline bottom.
Preferably, the water outlet end of the water outlet pipe is rotatably connected with a rotating pipe, the water outlet pipe is perpendicular to the rotating pipe, an elbow is arranged on the circumferential outer wall of the rotating pipe, the water outlet direction of the elbow is perpendicular to the circumferential direction of the rotating pipe, and the reacting force generated by the water flow pushing elbow enables the rotating pipe to rotate on the water outlet pipe.
Through adopting above-mentioned technical scheme, through set up the swivelling joint pipe on the drain pipe to when utilizing the outside drainage of swivelling joint pipe, the swivelling joint pipe takes place to rotate, and pivoted swivelling joint pipe can stir municipal sewage production, reduces the sediment of impurity in the second pipeline.
Preferably, the spiral plate is arranged on the inner wall of the collecting box, the spiral plate is coaxial with the collecting box, one end of the spiral plate is connected with the supporting seat, and a space is reserved between the bottom of the spiral plate and the bottom of the collecting box for mounting a mud pump and storing mud residues.
Through adopting above-mentioned technical scheme, when the water pump extracted the water in the collecting box, through set up the spiral plate in the collecting box, the spiral plate separated water and mud sediment, has reduced the extraction of water pump to mud sediment.
Preferably, the spiral plate is provided with a channel convenient for mud to slide off, and the channel is arranged along the spiral direction of the spiral plate.
Through adopting above-mentioned technical scheme, through seting up the channel on the spiral plate to make the mud sediment pass through the bottom that the channel landing collected the case, be convenient for make the mud sediment fall into the bottom of collecting the case.
The utility model provides a municipal administration sewage drainage pipe network, adopts following technical scheme:
a municipal sewage drainage pipe network comprises any one of the municipal sewage drainage pipe networks.
In a third aspect, the application provides a municipal sewage drainage system, which adopts the following technical scheme:
a municipal sewage drainage system comprises the municipal sewage drainage pipe network.
To sum up, the application comprises the following beneficial technical effects:
1. set up filter equipment among first pipeline and the second pipeline to when municipal sewage flows through filter equipment, first filter screen can be less than the impurity in first filter screen filtration pore in the municipal sewage and filter, the impurity that is kept off by first filter screen and establishes falls into the bottom of collecting box, then recycle the slush pump and take these sludges out subaerially, the staff uses the sediment transportation equipment to concentrate recovery processing with these sludges at last, reduce the pollution of these impurity to the environment.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic sectional view in the direction of a-a in fig. 2.
FIG. 4 is a schematic view of the connection between the water discharge pipe and the water spray pipe.
Description of reference numerals: 1. a first conduit; 2. a filtration device; 21. a drain pipe; 22. a collection box; 23. a first filter screen; 24. a slurry pump; 241. a slag discharge pipe; 25. a second filter screen; 3. a second conduit; 41. a supporting seat; 42. a water pump; 43. a drain pipe; 44. a support block; 45. a water spray pipe; 46. rotating the tube; 461. a straight pipe; 462. a ring pipe; 47. bending the pipe; 5. a spiral plate; 51. a channel.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses municipal administration sewage drainage structures.
Referring to fig. 1, the municipal sewage structure comprises a first pipeline 1, a filtering device 2 and a second pipeline 3, wherein the first pipeline 1 is connected with the water inlet end of the filtering device 2, and the second pipeline 3 is connected with the water outlet end of the filtering device 2. Municipal sewage flows into filter equipment 2 through first pipeline 1 in, filter equipment 2 filters municipal sewage, and the sewage after the filtration flows into in the next pipeline or the sewage plant through second pipeline 3.
Referring to fig. 2 and 3, the filter device 2 includes a drain pipe 21, a catch tank 22 communicating with the drain pipe 21, a first filter 23 provided on an inner wall of the drain pipe 21, and a mud pump 24 provided at a bottom of the catch tank 22.
Drain pipe 21 one end and first pipeline 1 flange joint, drain pipe 21's the other end and second pipeline 3 flange joint, when the construction, bury filter equipment 2 underground earlier, then bury first pipeline 1 and second pipeline 3 underground and install on drain pipe 21.
One end of the collecting box 22 is arranged on the drain pipe 21, or is welded or connected by flanges, during construction, the collecting box 22 is arranged below the drain pipe 21, so that the impurities in the municipal sewage can fall into the collection tank 22 under the action of gravity, the first filter screen 23 is positioned in the drain pipe 21, and the edge of the first filter 23 is fixed on the inner wall of the water-draining pipe 21, the first filter 23 will be arranged at one side of the water-draining pipe 21 far from the first pipe 1, and the first filter 23 is located at the side of the joint of the collecting tank 22 and the drain pipe 21 away from the first pipe 1, the first filter 23 covers the entire nozzle of the drain pipe 21, and therefore, when municipal sewage flows into the drain pipe 21 through the first pipe 1, the first filter 23 in the drain pipe 21 can block and filter impurities larger than the diameter of the filter holes of the first filter 23.
In order to prevent the impurities from accumulating in the drain pipe 21, the first filter 23 is installed near the connection between the collecting box 22 and the drain pipe 21, so that the impurities are blocked and then directly fall into the collecting box 22 under the action of gravity, or the installation position of the first filter 23 is away from the connection between the collecting box 22 and the drain pipe 21 by a certain distance, and the installation position of the first filter 23 in the drain pipe 21 is gradually lowered to the connection between the collecting box 22 and the drain pipe 21, so that the impurities can gradually fall into the collecting box 22 along the drain pipe 21 under the action of gravity after the first filter 23 blocks the impurities.
Referring to fig. 3, a mud pump 24 is installed at the bottom of the collection tank 22, and after some foreign substances are filtered by the first filter 23 and fall into the collection tank 22, the foreign substances are pumped out by activating the mud pump 24. The water outlet pipe of the slurry pump 24 is provided with a slag discharge pipe 241, during construction, the slag discharge pipe 241 is led to the ground from the underground, and a slag outlet of the slag discharge pipe 241 is arranged on the ground, so that after the slurry pump 24 pumps out impurities, a worker can directly place the slag outlet of the slag discharge pipe 241 in a tank body of a sewage suction truck or other vehicles capable of transporting the impurities.
Referring to fig. 3, since only one first filter 23 is disposed in the drain pipe 21, in case of a large flow rate of sewage, impurities may be accumulated at the position of the first filter 23, and in order to reduce the occurrence of this problem, a second filter 25 is further disposed in the drain pipe 21, and the second filter 25 is located between the first filter 23 and the first pipe 1.
The edge installation of second filter screen 25 is fixed on the inner wall of hydrophobic pipeline 21, second filter screen 25 is located hydrophobic pipeline 21's intermediate position, and second filter screen 25 installs directly over collecting box 22 and hydrophobic pipeline 21 junction, second filter screen 25 is located hydrophobic pipeline 21 and one side that collecting box 22 was kept away from to the collecting box 22 junction promptly, second filter screen 25 keeps off the impurity that establishes like this and can be direct under the effect of gravity fall into to collecting box 22, second filter screen 25 covers hydrophobic pipeline 21's mouth of pipe completely, the filtration pore diameter of second filter screen 25 is greater than the filtration pore diameter of first filter screen 23, thus, second filter screen 25 can filter the great impurity of some granule earlier, the quantity of the impurity of jam on first filter screen 23 has been reduced.
Since the second filter screen 25 is arranged above the joint of the collecting tank 22 and the water drain pipeline 21, when municipal sewage flows through the second filter screen 25, impurities in the municipal sewage may flow backwards through the area below the second filter screen 25, so that the load of the first filter screen 23 is increased, in order to reduce the possibility that the impurities in the municipal sewage flow through the area below the second filter screen 25 along with the municipal sewage, when the second filter screen 25 is installed, the second filter screen 25 is arranged to form a small section of a longer net, and the small section of the net extends into the area above the collecting tank 22, so that the impurities in the municipal sewage passing through the area below the second filter screen 25 are reduced.
After some impurities with the particle size smaller than the diameter of the filtering holes of the first filtering net 23 pass through the first filtering net 23, the impurities may form a precipitate at the bottom of the second pipeline 3, in order to reduce the formation of the precipitate of the impurities at the bottom of the second pipeline 3, a supporting seat 41 is installed at the bottom of the collecting tank 22, a water pump 42 is installed at the bottom of the supporting seat 41, a water outlet pipe 43 is installed on a water outlet pipe of the water pump 42, the water outlet pipe 43 penetrates through the first filtering net 23 and extends into the second pipeline 3, the water outlet pipe 43 is arranged near the bottom of the second pipeline 3, and the axis of the water outlet pipe 43 is parallel to the axis of the second pipeline 3. The flow rate setting value of the water pumped by the water pump 42 is higher than that of the municipal sewage, so that even if the flow rate of the municipal sewage is accelerated, the flow rate of the water discharged through the water discharge pipe 43 is higher than that of the municipal sewage, and the water discharged through the water discharge pipe 43 can flush away impurities at the bottom of the second pipeline 3, so that the precipitation of the impurities at the bottom of the second pipeline 3 is reduced.
Referring to fig. 3 and 4, since the second pipe 3 is generally long during the actual use, which also makes the length of the drain pipe 43 long, in order to reduce the bending moment that the drain pipe 43 is subjected to at the first filter 23, a plurality of support blocks 44 are provided at the bottom inside the second pipe 3, the drain pipe 43 is mounted on the support blocks 44, and since the drain pipe 43 is long, it also makes the impurities at the bottom of the second pipe 3 in front of the outlet of the drain pipe 43 unable to be washed away, in order to solve this problem, a plurality of water spray pipes 45 are mounted on the drain pipe 43, the plurality of water spray pipes 45 are uniformly mounted on the drain pipe 43, and when the drain pipe 43 is mounted, the water spray pipes 45 on the drain pipe 43 are directed to the inner bottom of the second pipe 3, so that the sediment at the bottom of the second pipe 3 is washed away by the water discharged from the drain pipe 43.
In order to better flush the sediment at the bottom of the second pipeline 3 with the water discharged from the water discharge pipe 43, the water spray pipe 45 is installed at an angle of 45 degrees with the water discharge pipe 43, and when the water discharge pipe 43 is installed, the water outlet of the water spray pipe 45 is at an angle of 45 degrees towards the bottom of the second pipeline 3, and the water flowing out of the water spray pipe 45 flows along the municipal sewage flowing in the second pipeline 3.
Referring to fig. 3 and 4, in order to facilitate the municipal sewage flowing in the second pipeline 3 to be stirred by the flowing sewage and reduce the sedimentation of impurities in the municipal sewage, a rotating pipe 46 is provided at the water outlet end of the water discharge pipe 43, the rotating pipe 46 is connected with the circular pipe 462 by a section of straight pipe 461, the straight pipe 461 is communicated with the circular pipe 462, the straight pipe 461 is installed on the water discharge pipe 43, and the straight pipe 461 is rotatably connected with the water discharge pipe 43, so that the rotating pipe 46 rotates on the water discharge pipe 43. The rotating pipe 46 is further provided with a plurality of bent pipes 47, the bent pipes 47 are mounted on the ring pipe 462, the plurality of bent pipes 47 are uniformly distributed along the edge of the ring pipe 462, and the plurality of bent pipes 47 and the ring pipe 462 are located in the same plane. The direction of the water outlet of the elbow 47 is along the circumferential direction of the loop pipe 462, and the direction of the water flow sprayed from the elbow 47 is perpendicular to the circumferential direction of the loop pipe 462.
When rivers were spout through the delivery port of return bend 47, rivers can produce a reaction force to return bend 47, and this reaction force handles the circumference with ring pipe 462, because straight tube 461 and drain pipe 43 rotate to be connected, thereby ring pipe 462 can rotate on drain pipe 43 with straight tube 461 under the effect of this reaction force, and return bend 47 can follow ring pipe 462 and carry out synchronous rotation, consequently, return bend 47 is outwards sprayed water while rotating, and the municipal sewage that flows in second pipeline 3 can more be stirred to this moment return bend 47 spun water.
The number of the bent pipes 47 may be odd or even. When the number of the bent pipes 47 is odd, since no other bent pipe 47 is disposed on one side of each bent pipe 47 that is symmetrical with respect to the axis of the loop pipe 462, the influence of the reaction force generated by the odd bent pipes 47 on the stability of the rotating pipe 46 is large, so that the rotating pipe 46 is easy to swing on the drain pipe 43 in a small amplitude, and the service life of the rotating pipe 46 is reduced.
When the number of the bent pipes 47 is even, other bent pipes 47 are also arranged on the other side of each bent pipe 47 relative to the axis of the loop pipe 462, and the rotation directions of the reaction generated by the two mutually symmetrical bent pipes 47 are the same, namely clockwise or counterclockwise, so that the two symmetrical bent pipes 47 drive the rotating pipe 46 to rotate in the same reverse direction, the rotating pipe 46 rotates stably, water can better flow out of the bent pipes 47, and the water can better stir municipal sewage flowing in the second pipeline 3.
Referring to fig. 3, when the water pump 42 extracts the water in the collection box 22, in order to reduce the extraction of the water pump 42 to the sludge at the bottom of the collection box 22, the spiral plate 5 is disposed on the inner wall of the collection box 22, the spiral plate 5 is coaxial with the collection box 22, the spiral plate 5 is disposed along the inner wall of the collection box 22 to the bottom of the collection box 22 near the side of the drain pipe 21, and when the spiral plate 5 is installed, the inner edge of the spiral plate 5 is installed on the outer edge of the support base 41, when the spiral plate 5 is installed, in order to extract the sludge at the bottom of the collection box 22 without affecting the mud pump 24, when the spiral plate 5 is installed, the bottom of the spiral plate 5 and the bottom of the collection box 22 are reserved with enough space for storing the sludge, and the spiral plate 5 is prevented from touching the mud pump 24.
After the spiral plate 5 is installed on the inner wall of the collection box 22, in order to make the sludge flow to the bottom of the collection box 22 better, a plurality of channels 51 are formed on the spiral plate 5, and the channels 51 are formed along the spiral direction of the spiral plate 5, so that the sludge can flow to the bottom of the collection box 22 along the channels 51 conveniently.
The embodiment of the application also discloses a municipal sewage drainage pipe network.
The municipal sewage drainage pipe network includes various sewer pipes, the municipal sewage drainage structure communicating with the sewer pipes and subsequent drainage pipes, the sewer pipes being communicable to hotels, residential areas, factories, and the like, and after sewage is generated in these areas, the sewage is discharged into the drainage pipe network through the sewer pipes, and is filtered through the drainage structure, and then sewage treatment is performed in the sewage treatment plant through the drainage pipes, after the sewage treatment, or the sewage is reused, or in the drainage ground.
The embodiment of the application also discloses a municipal sewage drainage system.
Municipal sewage drainage system includes municipal sewage drainage pipe network, sewage treatment plant and sewage feed system, and after municipal sewage drainage pipe network discharged sewage into sewage treatment plant, equipment among the sewage treatment plant was handled sewage, and sewage treatment is the back, and these sewage can be applied to the field irrigation, discharge into the river or supply with these water after handling as the well water and carry out the reutilization in the resident family.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a municipal administration sewage drainage structures which characterized in that: comprises a first pipeline (1), a filtering device (2) connected with the water outlet end of the first pipeline (1) and a second pipeline (3) connected with the water outlet end of the filtering device (2);
the filter device (2) comprises a drainage pipeline (21), a collection box (22) communicated with the drainage pipeline (21), a first filter screen (23) arranged on the inner wall of the drainage pipeline (21) and a mud pump (24) arranged at the bottom of the collection box (22);
the first filter screen (23) covers the pipe orifice of the drain pipeline, and the first filter screen (23) is positioned on one side, away from the first pipeline (1), of the joint of the collecting box (22) and the drain pipeline (21);
the mud pump is characterized in that a slag discharge pipe (241) is arranged on the mud pump (24), a water outlet of the slag discharge pipe (241) is located on the ground, a supporting seat (41) is arranged at the bottom of the collecting box (22), a water pump (42) is arranged on the supporting seat (41), a water outlet pipe (43) is connected to a water outlet pipe of the water pump (42), a water outlet of the water outlet pipe (43) is located in the second pipeline (3), a spiral plate (5) is arranged on the inner wall of the collecting box (22), the spiral plate (5) is coaxial with the collecting box (22), one end of the spiral plate (5) is connected with the supporting seat (41), and space exists between the bottom of the spiral plate (5) and the bottom of the collecting box (22) and is used for installing the mud pump (24) and storing mud residues.
2. The municipal sewage drainage structure of claim 1, wherein: a second filter screen (25) is also arranged on the inner wall of the drainage pipeline (21);
the second filter screen (25) is positioned on one side, away from the collecting box (22), of the joint of the drain pipeline (21) and the collecting box (22), and the diameter of the filter hole of the second filter screen (25) is larger than that of the filter hole of the first filter screen (23).
3. The municipal sewage drainage structure of claim 2, wherein: the second filter screen (25) covers the pipe orifice of the drain pipe, and part of the second filter screen (25) extends into the collecting box (22).
4. The municipal sewage drainage structure of claim 1, wherein: the bottom of the second pipeline (3) is provided with a supporting block (44) used for supporting a drain pipe (43), the drain pipe (43) is provided with a water spraying pipe (45), and the water outlet of the water spraying pipe (45) faces the bottom of the second pipeline (3).
5. The municipal sewage drainage structure of claim 4, wherein: the utility model discloses a water outlet pipe, including drain pipe (43), drain pipe (43) and water outlet pipe, rotate on the water outlet end of drain pipe (43) and be connected with swivel pipe (46), drain pipe (43) perpendicular to swivel pipe (46), be equipped with return bend (47) on the circumference outer wall of swivel pipe (46), the delivery port direction perpendicular to of return bend (47) the circumferencial direction of swivel pipe (46), the reaction force that rivers promoted return bend (47) and produced makes swivel pipe (46) rotate on drain pipe (43).
6. The municipal sewage drainage structure of claim 1, wherein: the spiral plate (5) is provided with a channel (51) convenient for mud to slide down, and the channel (51) is arranged along the spiral direction of the spiral plate (5).
7. A municipal sewage drainage pipe network comprising the municipal sewage drainage structure according to any one of claims 1 to 6.
8. A municipal sewage drainage system comprising the municipal sewage drainage pipe network of claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916369.2A CN112282016B (en) | 2020-09-03 | 2020-09-03 | Municipal administration sewage drainage structures, drainage pipe network and drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916369.2A CN112282016B (en) | 2020-09-03 | 2020-09-03 | Municipal administration sewage drainage structures, drainage pipe network and drainage system |
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| Publication Number | Publication Date |
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| CN112282016A CN112282016A (en) | 2021-01-29 |
| CN112282016B true CN112282016B (en) | 2022-04-12 |
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| CN202010916369.2A Active CN112282016B (en) | 2020-09-03 | 2020-09-03 | Municipal administration sewage drainage structures, drainage pipe network and drainage system |
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| CN114922271B (en) * | 2022-05-31 | 2024-04-19 | 江西东塑科技有限公司 | Sewage pipeline capable of cleaning silt |
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