CN117513505A - Rain and sewage diversion reconstruction construction method and diversion reconstruction structure of municipal drainage system in old urban area - Google Patents
Rain and sewage diversion reconstruction construction method and diversion reconstruction structure of municipal drainage system in old urban area Download PDFInfo
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- CN117513505A CN117513505A CN202311639407.4A CN202311639407A CN117513505A CN 117513505 A CN117513505 A CN 117513505A CN 202311639407 A CN202311639407 A CN 202311639407A CN 117513505 A CN117513505 A CN 117513505A
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- diversion
- rainwater
- water
- drainage system
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- 239000010865 sewage Substances 0.000 title claims abstract description 52
- 238000010276 construction Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 130
- 230000002262 irrigation Effects 0.000 claims abstract description 7
- 238000003973 irrigation Methods 0.000 claims abstract description 7
- 210000004907 gland Anatomy 0.000 claims description 18
- 230000004048 modification Effects 0.000 claims description 14
- 238000012986 modification Methods 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 10
- 239000002689 soil Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 230000009466 transformation Effects 0.000 description 5
- 230000001680 brushing effect Effects 0.000 description 4
- 210000004209 hair Anatomy 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 208000031361 Hiccup Diseases 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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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
Abstract
The application discloses a construction method for diversion reconstruction of rain and sewage of a municipal drainage system in an old urban area and a diversion reconstruction structure thereof, relating to the technical field of reconstruction of the old urban area, comprising digging on a pipeline of an original municipal drainage system until an original underground drainage underdrain is dug; mounting a supporting structure on the side wall of the original underground drainage underdrain; installing a rainwater pipeline on a supporting structure, planning an arrangement line of the rainwater pipeline, and communicating the rainwater pipeline with a river or an irrigation ditch; installing a diversion structure in a water collecting well of the original municipal drainage system, wherein the diversion structure is arranged at a position close to the top of the water collecting well, and is communicated with a rainwater pipeline, and after ground rainwater is collected in the water collecting well, the rainwater is guided by the diversion structure and enters the rainwater pipeline; and pouring concrete at the top of the rainwater pipeline to form a concrete layer. The application has the effect of reducing the influence on the ecological environment and normal life of residents when the old urban municipal drainage system is reformed.
Description
Technical Field
The application relates to the technical field of old urban area transformation, in particular to a rain and sewage diversion transformation construction method and a diversion transformation structure of an old urban municipal drainage system.
Background
The drainage system in the traditional old urban area mainly adopts a mode of centralized treatment of rain and sewage, and after the drainage underdrain and the road surface water collecting well which are arranged underground are used for centralized mixing of domestic sewage, production sewage and rainwater during rainfall, the rainwater is directly discharged to a sewage treatment plant, so that the treatment pressure of the sewage treatment plant is definitely increased, the redundant sewage can be directly discharged into a surrounding river, the surrounding ecological environment is irreversibly harmed, and meanwhile, great hidden danger is caused for urban waterlogging during rainy season. In order to relieve the pressure of sewage treatment plants, improve the urban flood control and drainage functions and optimize the urban ecological environment, the sewage pipe network of old and old urban areas needs to be planned again.
At present, when a sewage pipe network is re-planned, an old pipe well and an original pipeline are required to be removed, and a new rain sewage pipe network is newly built, so that the original drainage system is temporarily partially paralyzed, the construction period is long, the urban resource occupancy rate is high, and the ecological environment and normal life of residents are further affected.
Disclosure of Invention
To the problem that exists among the prior art, this application provides a rain and sewage reposition of redundant personnel construction method of old urban municipal drainage system and reposition of redundant personnel transformation structure thereof, has when reforming transform old urban municipal drainage system, reduces the effect to ecological environment and resident normal life influence.
In a first aspect, the application provides a construction method for diversion and reconstruction of rain and sewage of municipal drainage system in old urban area, comprising the following steps:
s1, excavating a pipeline, namely excavating the pipeline of the original municipal drainage system until the original underground drainage underdrain is excavated;
s2, mounting a supporting structure, namely mounting the supporting structure on the side wall of the original underground drainage underdrain;
s3, installing a rainwater pipeline, installing the rainwater pipeline on a supporting structure, planning an arrangement line of the rainwater pipeline, and communicating the rainwater pipeline with a river or an irrigation ditch;
s4, installing a diversion structure in a water collecting well of the original municipal drainage system, installing the diversion structure at a position close to the top of the water collecting well, connecting the diversion structure with a rainwater pipeline, and leading ground rainwater to enter the rainwater pipeline after collecting the ground rainwater in the water collecting well through the diversion structure;
s5, constructing a concrete layer, pouring concrete at the top of the rainwater pipeline to form the concrete layer, and burying the rainwater pipeline at the bottom.
By adopting the technical scheme, the rainwater pipeline is arranged on the basis of the original municipal drainage underground underdrain, the special diversion structure is arranged in the original municipal water collecting well, ground rainwater entering the water collecting well is led into the rainwater pipeline, then the rainwater is directly discharged into a river channel or an irrigation ditch through the rainwater pipeline, meanwhile, the original underground underdrain is reserved, domestic sewage and production sewage are conveyed to a sewage treatment plant for centralized treatment through the underground underdrain, so that the pressure of the sewage treatment plant is effectively relieved, the urban flood control and drainage function is improved, and the influence on ecological environment is greatly reduced through diversion treatment of the rainwater, the domestic sewage and the production sewage; in the process of carrying out rain and sewage diversion modification on the municipal drainage system in the old urban area, by reserving a part of structures in the original municipal drainage system, resources are effectively utilized, the construction period is greatly shortened, and the original life and production drainage pipe network is not required to be diverted due to reservation of the underground underdrain, so that the influence on the normal life of residents is greatly reduced.
Optionally, when the rainwater pipeline is installed, the water seepage pipeline is buried in a soil layer around the rainwater pipeline, and the water seepage pipeline is communicated with the rainwater pipeline.
By adopting the technical scheme, part of rainwater entering the rainwater pipeline enters the seepage pipeline, flows out through the seepage pipeline and permeates into surrounding soil layers, and then the surrounding soil and vegetation are maintained.
In a second aspect, the application provides a rain and sewage diversion modification structure of a municipal drainage system in an old urban area, which adopts the following technical scheme:
the utility model provides a rain sewage reposition of redundant personnel transformation structure of old urban municipal drainage system, the rainwater pipeline includes water conservancy diversion pipeline, escape canal and drainage apron, the water conservancy diversion pipeline is used for installing on supporting construction, water seepage pipeline and rainwater pipeline intercommunication, the escape canal is installed at the top of water conservancy diversion pipeline, just escape canal and sump pit intercommunication, the escape canal intercommunication has the connecting pipe, connecting pipe and water conservancy diversion pipeline intercommunication, drainage apron lock joint is at the top of escape canal, a plurality of water inlets have been seted up on the drainage apron, concrete layer lays on the drainage apron, just be provided with a plurality of infiltration holes with the water inlet intercommunication on the concrete layer.
Through adopting above-mentioned technical scheme, rainwater on the road surface is at the in-process that gathers to the sump pit, and partial rainwater passes through the infiltration hole on the concrete layer to and in the escape canal is gone into to the water through the mouth of a river on the drainage apron, later directly get into in the water conservancy diversion pipeline through the connecting pipe, reduce the sump pit to the drainage pressure that falls of road surface ponding.
Optionally, the supporting structure comprises a supporting frame, the supporting frame is fixed on the side wall of the original underground drainage underdrain through expansion bolts, and a fixing component for fixing the diversion pipeline is arranged on the supporting frame.
Optionally, the fixed subassembly includes fixed first clamp cover that sets up on the support frame, slides the second clamp cover that sets up on the support frame and is used for stopping the gliding mounting of second clamp cover, all be provided with the draw-in groove with water conservancy diversion pipeline looks adaptation on first clamp cover and the second clamp cover.
Optionally, the water conservancy diversion structure is including fixed the setting up the mounting bracket in the sump pit and fixed the setting is in the bucket that intakes on the mounting bracket, the open-top setting of bucket that intakes, water conservancy diversion pipeline and bucket intercommunication that intakes.
Optionally, a water filtering cage is fixedly arranged in the water inlet barrel, and the diversion pipeline extends into the water filtering cage.
Through adopting above-mentioned technical scheme, through setting up the drainage cage at the inlet barrel singultus to extend the water conservancy diversion pipeline into the drainage cage, effectively avoid some debris or fallen leaves etc. on road surface to get into in the water conservancy diversion pipeline, lead to water conservancy diversion pipeline or infiltration pipeline to block up.
Optionally, the blanking mouth has been seted up to the diapire of intaking the cask, it is provided with the gland to slide in the intaking the cask, the gland is used for sealing the blanking mouth, be provided with in the intaking the cask and be used for driving the gliding drive assembly of gland.
Through adopting above-mentioned technical scheme, when the rainfall is too big, exceeds the biggest displacement of water conservancy diversion pipeline, and then leads to the road surface ponding serious time, drives the gland through drive assembly and slides, makes the blanking mouth open, and the water that gets into in the sump pit gets into underground drainage underdrain and discharge from the blanking mouth, can effectively alleviate the drainage pressure that falls of water conservancy diversion pipeline, simultaneously, through the setting of blanking mouth, can also be convenient for clear up debris or fallen leaves in the water inlet bucket.
Optionally, the drive assembly includes drive screw, loop bar and carousel, drive screw rotates and sets up on the mounting bracket, the loop bar is fixed to be set up on the gland, just loop bar and mounting bracket sliding fit, set up the internal thread with drive screw looks adaptation in the loop bar, drive screw wears to locate in the loop bar and with loop bar screw thread fit, carousel and the coaxial fixed connection of drive screw.
Optionally, the fixed clearance frame that is provided with on the drive screw, the fixed brush board that is provided with on the clearance frame, be provided with the brush hair on the brush board, the brush hair is with the diapire butt in the water inlet bucket.
Through adopting above-mentioned technical scheme, drive screw is rotating and makes the gland slide, when making the blanking mouth open, and drive screw drives the clearance frame and rotates to the cooperation is washed in advancing the cask, through brushing the scrubbing in advancing the cask, and debris or fallen leaves in the cask enter into in the underground drainage underdrain through the blanking mouth, make more convenient when clearing up debris or fallen leaves in the cask.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the method, the rainwater pipeline is arranged on the basis of the original municipal drainage underground underdrain, the special diversion structure is arranged in the original municipal water collecting well, ground rainwater entering the water collecting well is led into the rainwater pipeline, the rainwater is directly discharged into a river channel or an irrigation ditch through the rainwater pipeline, meanwhile, the original underground underdrain is reserved, domestic sewage and production sewage are conveyed to a sewage treatment plant through the underground underdrain for centralized treatment, so that the pressure of the sewage treatment plant is effectively relieved, the flood prevention and drainage function of the city is improved, and the influence on ecological environment is greatly reduced through diversion treatment of the rainwater, the domestic sewage and the production sewage; in the process of carrying out rain and sewage diversion modification on the municipal drainage system in the old urban area, by reserving a part of structures in the original municipal drainage system, resources are effectively utilized, the construction period is greatly shortened, and the original life and production drainage pipe network is not required to be diverted due to reservation of the underground underdrain, so that the influence on the normal life of residents is greatly reduced.
2. In the rainwater on the road surface is in the in-process that gathers to the sump pit, and in the water drainage ditch was gone into to the water seepage hole on the part rainwater passed through concrete layer to and the water through mouth on the drainage apron, later directly got into in the water conservancy diversion pipeline through the connecting pipe, reduced the water drainage pressure that falls of sump pit to the road surface ponding.
3. When the rainfall is too big, exceeds the biggest displacement of water conservancy diversion pipeline, and then leads to the road surface ponding serious time, order about the gland through drive assembly and slide, make the blanking mouth open, can, effectively alleviate the drainage pressure that falls of water conservancy diversion pipeline, simultaneously, through the setting of blanking mouth, can also be convenient for clear up debris or fallen leaves in the water inlet bucket.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a cross-sectional view of an embodiment of the present application, primarily for illustrating a schematic view of a water collection well;
FIG. 3 is a schematic structural view of a cross-section of an embodiment of the present application, primarily for illustrating the structure of a rain water pipe;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic view showing the construction of a drainage ditch according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of an embodiment of the present application for expressing a flow guiding structure.
Reference numerals illustrate: 1. underground drainage underdrain; 2. a support structure; 21. a support frame; 211. a kidney-shaped groove; 22. a first jacket; 23. a second jacket; 231. a sliding sleeve; 24. a fixing member; 3. a rain water pipeline; 31. a diversion pipeline; 311. a water inlet pipe; 312. a pipe sleeve; 32. a drainage ditch; 321. a connecting pipe; 33. a water filtering cover plate; 331. a water-through port; 4. a water seepage pipeline; 5. a water collection well; 6. a flow guiding structure; 61. a mounting frame; 611. a drive screw; 612. a turntable; 62. a water inlet barrel; 621. a water filtering cage; 622. a blanking port; 623. a gland; 624. a loop bar; 625. a fixing frame; 626. a cleaning frame; 627. brushing a plate; 7. a concrete layer; 71. and water seepage holes.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-6.
The embodiment of the application discloses a rain and sewage diversion reconstruction construction method of a municipal drainage system in an old urban area. Referring to fig. 1, the method comprises the steps of:
s1, excavating a pipeline;
according to the layout of the underground drainage underdrain 1 of the original municipal drainage system in the old urban area, equipment such as a percussion drill, an excavator and the like is utilized to dig on the ground above the original underground drainage underdrain 1 until the original underground drainage underdrain 1 is dug.
S2, mounting a supporting structure 2;
the support structure 2 is arranged on the side wall of the original underground drainage underdrain 1, and the installation position of the support structure 2 is close to the top of the underground drainage underdrain 1.
S3, installing a rainwater pipeline 3;
the rainwater pipeline 3 is arranged on the supporting structure 2, an arrangement line of the rainwater pipeline 3 is planned, the rainwater pipeline 3 is communicated with a river or an irrigation ditch, and meanwhile, a communication port between the underground drainage underdrain 1 and surrounding river is closed through concrete.
When the rainwater pipeline 3 is installed, the installation position of the rainwater pipeline 4 is planned, an embedded groove is dug in a soil layer around the rainwater pipeline 3, the rainwater pipeline 4 is paved in the embedded groove, the rainwater pipeline 4 is communicated with the rainwater pipeline 3, a plurality of water outlets are formed in the side wall of the rainwater pipeline 4, after the rainwater pipeline 4 is installed, soil is filled back in the embedded groove, the rainwater pipeline 4 is buried, corresponding backfill materials are arranged according to the material of a ground structural layer, the embedded groove is sealed, the embedded position of the rainwater pipeline 4 is generally arranged in a place with more vegetation around, part of rainwater entering the rainwater pipeline 3 enters the rainwater pipeline 4, flows out of the rainwater pipeline 4 and permeates the soil layer around, and then the soil and the vegetation around are maintained.
S4, installing a flow guiding structure 6;
referring to fig. 1 and 2, a diversion structure 6 is installed in a water collecting well 5 of an original municipal drainage system, the diversion structure 6 is installed at a position close to the top of the water collecting well 5, the diversion structure 6 is communicated with a rainwater pipeline 3, and rainwater on the ground is directly guided into the rainwater pipeline 3 through the diversion structure 6 after being collected in the water collecting well 5;
s5, constructing a concrete layer 7;
referring to fig. 2, after the installation of the rainwater pipeline 3 is completed, a pouring formwork is erected at the top of the rainwater pipeline 3, and then concrete is poured into the pouring formwork to form a concrete layer 7, thereby closing the underground drainage underdrain 1 and burying the rainwater pipeline 3 at the ground.
The implementation principle of the rain and sewage diversion reconstruction construction method of the municipal drainage system in the old urban area is as follows: the rainwater pipeline 3 is arranged on the basis of the original municipal drainage underground underdrain, the special diversion structure 6 is arranged in the original municipal water collecting well 5, ground rainwater entering the water collecting well 5 is led into the rainwater pipeline 3, then the rainwater is directly discharged into a river channel or an irrigation ditch through the rainwater pipeline, meanwhile, the original underground underdrain is reserved, domestic sewage and production sewage are conveyed to a sewage treatment plant for centralized treatment through the underground underdrain, so that the pressure of the sewage treatment plant is effectively relieved, the flood prevention and drainage function of the city is improved, and the influence on ecological environment is greatly reduced through diversion treatment of the rainwater, the domestic sewage and the production sewage; in the process of carrying out rain and sewage diversion modification on the municipal drainage system in the old urban area, by reserving a part of structures in the original municipal drainage system, resources are effectively utilized, the construction period is greatly shortened, and the original life and production drainage pipe network is not required to be diverted due to reservation of the underground underdrain, so that the influence on the normal life of residents is greatly reduced.
The embodiment of the application also discloses a rain and sewage diversion reconstruction structure of a municipal drainage system in an old urban area.
Referring to fig. 1 and 3, a rain and sewage diversion modification structure of a municipal drainage system in an old urban area comprises a rain water pipeline 3, a supporting structure 2 and a diversion structure 6, wherein the rain water pipeline 3 comprises a diversion pipeline 31, a drainage ditch 32 and a drainage cover plate 33, the drainage ditch 32 is communicated with a water collecting well 5,
referring to fig. 3 and 4, the side wall of the diversion pipeline 31 is communicated with a plurality of water inlet pipes 311, the bottom of the drainage ditch 32 is communicated with a plurality of connecting pipes 321, the connecting pipes 321 are in one-to-one correspondence with the water inlet pipes 311, the diversion pipeline 31 is fixed on the supporting structure 2, after the diversion pipeline 31 is installed, the installation temporary support is used for installing the drainage ditch 32 at the top of the diversion pipeline 31, the connecting pipes 321 on the drainage ditch 32 are abutted with the corresponding water inlet pipes 311, when the connecting pipes 321 are abutted with the water inlet pipes 311, the connecting ends of the connecting pipes 321 and the water inlet pipes 311 are sleeved with pipe sleeves 312, waterproof sealing glue is smeared in the pipe sleeves 312, gaps between the pipe sleeves 312 and the water inlet pipes 311 and gaps between the connecting pipes 321 are sealed, and the joints between two adjacent drainage ditches 32 are fixed through concrete sealing.
Referring to fig. 3 and 5, a mounting groove is formed in the top wall of the drainage ditch 32, the mounting groove is matched with the drainage cover plate 33, a plurality of water through holes 331 are formed in the drainage cover plate 33, after the water outlet is mounted, the drainage cover plate 33 is fastened in the mounting groove at the top of the drainage ditch 32, when the concrete layer 7 is paved, the drainage ditch 32 and the drainage cover plate 33 are buried in the concrete layer 7, and a plurality of water seepage holes 71 communicated with the water through holes 331 are reserved in the concrete layer 7; in the process that rainwater on the road surface is converging to the water collecting well 5, partial rainwater passes through the infiltration hole 71 on the concrete layer 7 and the water port 331 on the drainage cover plate 33 goes into the escape canal 32, then directly gets into in the water conservancy diversion pipeline 31 through the connecting pipe 321, reduces the drainage pressure of the water collecting well 5 to the ponding of road surface.
Referring to fig. 4, the supporting structure 2 includes a supporting frame 21, the supporting frame 21 is fixed on the side wall of the original underground drainage underdrain 1 through expansion bolts, a fixing component for fixing the diversion pipeline 31 is arranged on the supporting frame 21, the fixing component includes a first clamping sleeve 22 fixedly arranged on the supporting frame 21, a second clamping sleeve 23 slidingly arranged on the supporting frame 21, and a fixing piece 24 for preventing the second clamping sleeve 23 from sliding, a sliding sleeve 231 is fixedly arranged on the second clamping sleeve 23, the sliding sleeve 231 is sleeved on the supporting frame 21 and slidingly matched with the supporting frame 21, clamping grooves matched with the diversion pipeline 31 are formed in the first clamping sleeve 22 and the second clamping sleeve 23, the fixing piece 24 includes bolts, mounting holes are formed in the side wall of the sliding sleeve 231, waist-shaped grooves 211 are formed in the sliding direction of the sliding sleeve 231, the bolts penetrate through the mounting holes and the waist-shaped grooves 211, nuts are connected to the bolts in a threaded mode, the diversion pipeline 31 is mounted between the first clamping sleeve 22 and the second clamping sleeve 23, the second clamping sleeve 23 is driven to slide, the diversion pipeline 31 is clamped in the clamping grooves on the first clamping sleeve 22 and the second clamping sleeve 23, then the sliding sleeve 31 is tightly screwed with the nuts, and the nuts are fixed on the supporting frame 31.
Referring to fig. 6, the diversion structure 6 includes a mounting frame 61 fixedly disposed in the water collecting well 5, and a water inlet barrel 62 fixedly disposed on the mounting frame 61, the mounting frame 61 is fixed on the side wall of the water collecting well 5 by expansion bolts, when the water inlet barrel 62 is mounted, a gap between the water inlet barrel 62 and the side wall of the water collecting well 5 is sealed by concrete, a top opening of the water inlet barrel 62 is disposed, a water inlet and a water outlet are provided on the side wall of the water inlet barrel 62, in the conventional municipal drainage system, two sides of the water collecting well 5 are always communicated with the underground drainage underdrain 1, and diversion pipelines 31 in the underground drainage underdrain 1 at two sides are respectively penetrated in the water inlet and the water outlet of the water inlet barrel 62 and are communicated with the water inlet barrel 62.
Referring to fig. 6, a water filtering cage 621 is fixedly arranged in the water inlet barrel 62, and the diversion pipelines 31 in the underground drainage underdrain 1 at both sides of the water collecting well 5 extend into the water filtering cage 621; by arranging the water filtering cage 621 in the water inlet barrel 62 and extending the diversion pipeline 31 into the water filtering cage 621, the blockage of the diversion pipeline 31 or the water seepage pipeline 4 caused by the entry of some sundries or fallen leaves on the road surface into the diversion pipeline 31 is effectively avoided.
Referring to fig. 6, a blanking port 622 is formed in the bottom wall of the water inlet barrel 62, a gland 623 is slidably disposed in the water inlet barrel 62 along a vertical direction, the gland 623 is matched with the blanking port 622, a driving component for driving the gland 623 to slide is disposed in the water inlet barrel 62, the driving component comprises a driving screw 611, a sleeve rod 624 and a rotary table 612, the driving screw 611 is rotatably disposed on the mounting frame 61, the axial direction of the driving screw 611 is vertical, the sleeve rod 624 is fixedly disposed on the gland 623, a fixing frame 625 is fixedly disposed in the water inlet barrel 62, a through hole is formed in the fixing frame 625 along the vertical direction, the sleeve rod 624 is arranged in the through hole and is in sliding fit with the fixing frame 625, a guide bar is fixedly disposed on the side wall of the sleeve rod 624, the length direction of the guide bar is identical to the length direction of the sleeve rod 624, a guide groove communicated with the through hole is formed in the vertical direction in the fixing frame 625, the guide bar slides and is arranged in the guide groove in a penetrating manner, an internal thread matched with the driving screw 611 is formed in the sleeve rod 611, the driving screw 611 is arranged in the sleeve rod 624 in a penetrating manner, and is in screw 624 in a coaxial and fixedly connected with the driving screw 611.
When the rainfall is too large and exceeds the maximum drainage of the diversion pipeline 31, and then the road surface ponding is serious, the rotary table 612 drives the transmission screw 611 to rotate, and then drives the gland 623 to slide, so that the blanking port 622 is opened, and water entering the water collecting well 5 enters the underground drainage underdrain 1 from the blanking port 622 and is discharged, so that the drainage pressure of the diversion pipeline 31 can be effectively relieved.
Referring to fig. 6, a cleaning frame 626 is fixedly arranged on the driving screw 611, a brush plate 627 is fixedly arranged on the cleaning frame 626, brush hairs are arranged on the brush plate 627, and the brush hairs are abutted with the bottom wall in the water inlet barrel 62; when the sundries or fallen leaves in the water inlet barrel 62 need to be cleaned, the transmission screw 611 rotates and enables the gland 623 to slide, so that the blanking port 622 is opened, the transmission screw 611 drives the cleaning frame 626 to rotate and to flush water into the water inlet barrel 62, the brushing plate 627 is used for brushing the water inlet barrel 62, and the sundries or fallen leaves in the water inlet barrel 62 enter the underground drainage underdrain 1 through the blanking port 622, so that the sundries or fallen leaves in the water inlet barrel 62 are cleaned conveniently.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. The rain and sewage diversion reconstruction construction method of the municipal drainage system in the old urban area is characterized by comprising the following steps of:
s1, excavating a pipeline, namely excavating the pipeline of the original municipal drainage system until the original underground drainage underdrain (1) is excavated;
s2, installing a supporting structure (2), and installing the supporting structure (2) on the side wall of the original underground drainage underdrain (1);
s3, installing a rainwater pipeline (3), installing the rainwater pipeline (3) on the supporting structure (2), planning an arrangement line of the rainwater pipeline (3), and communicating the rainwater pipeline (3) with a river or an irrigation ditch;
s4, installing a diversion structure (6), installing the diversion structure (6) in a water collecting well (5) of the original municipal drainage system, installing the diversion structure (6) at a position close to the top of the water collecting well (5), connecting the diversion structure (6) with a rainwater pipeline (3), and after the ground rainwater is collected in the water collecting well (5), guiding the rainwater through the diversion structure (6) and entering the rainwater pipeline (3);
s5, constructing a concrete layer (7), pouring concrete at the top of the rainwater pipeline (3) to form the concrete layer (7), and burying the rainwater pipeline (3) at the bottom.
2. The construction method for diversion and reconstruction of urban municipal drainage system according to claim 1, which is characterized in that: when the rainwater pipeline (3) is installed, the water seepage pipeline (4) is buried in the soil layer around the rainwater pipeline (3), and the water seepage pipeline (4) is communicated with the rainwater pipeline (3).
3. A diversion modification structure based on the rain and sewage diversion modification construction method of the old urban municipal drainage system according to claim 2, which is characterized in that: the rainwater pipeline (3) comprises a diversion pipeline (31), a drainage ditch (32) and a drainage cover plate (33), the diversion pipeline (31) is used for being installed on a supporting structure (2), the drainage pipeline (4) is communicated with the rainwater pipeline (3), the drainage ditch (32) is installed at the top of the diversion pipeline (31), the drainage ditch (32) is communicated with a water collecting well (5), the drainage ditch (32) is communicated with a connecting pipe (321), the connecting pipe (321) is communicated with the diversion pipeline (31), the drainage cover plate (33) is buckled at the top of the drainage ditch (32), a plurality of water inlets (331) are formed in the drainage cover plate (33), a concrete layer (7) is paved on the drainage cover plate (33), and a plurality of holes (71) communicated with the water inlets (331) are formed in the concrete layer (7).
4. A rain and sewage diversion modification structure of a municipal drainage system in an old urban area according to claim 3, wherein: the supporting structure (2) comprises a supporting frame (21), the supporting frame (21) is fixed on the side wall of the original underground drainage underdrain (1) through an expansion bolt, and a fixing component for fixing the diversion pipeline (31) is arranged on the supporting frame (21).
5. The rain and sewage diversion modification structure of old urban municipal drainage system according to claim 4, wherein: the fixing assembly comprises a first clamping sleeve (22) fixedly arranged on the supporting frame (21), a second clamping sleeve (23) slidingly arranged on the supporting frame (21), and a fixing piece (24) for preventing the second clamping sleeve (23) from sliding, wherein clamping grooves matched with the diversion pipeline (31) are formed in the first clamping sleeve (22) and the second clamping sleeve (23).
6. A rain and sewage diversion modification structure of a municipal drainage system in an old urban area according to claim 3, wherein: the water diversion structure (6) comprises a mounting frame (61) fixedly arranged in the water collection well (5) and a water inlet barrel (62) fixedly arranged on the mounting frame (61), the top opening of the water inlet barrel (62) is arranged, and the water diversion pipeline (31) is communicated with the water inlet barrel (62).
7. The rain and sewage diversion modification structure of old urban municipal drainage system according to claim 6, wherein: a water filtering cage (621) is fixedly arranged in the water inlet barrel (62), and the flow guide pipeline (31) extends into the water filtering cage (621).
8. The rain and sewage diversion modification structure of old urban municipal drainage system according to claim 7, wherein: the blanking mouth (622) has been seted up to the diapire of intaking bucket (62), it is provided with gland (623) to slide in intaking bucket (62), gland (623) are used for sealing blanking mouth (622), be provided with the drive assembly who is used for driving gland (623) to slide in intaking bucket (62).
9. The rain and sewage diversion modification structure of old urban municipal drainage system according to claim 8, wherein: the driving assembly comprises a driving screw (611), a sleeve rod (624) and a rotary table (612), wherein the driving screw (611) is rotationally arranged on the mounting frame (61), the sleeve rod (624) is fixedly arranged on the gland (623), the sleeve rod (624) is in sliding fit with the mounting frame (61), an internal thread matched with the driving screw (611) is arranged in the sleeve rod (624), the driving screw (611) is arranged in the sleeve rod (624) in a penetrating mode and is in threaded fit with the sleeve rod (624), and the rotary table (612) is fixedly connected with the driving screw (611) in a coaxial mode.
10. The rain and sewage diversion modification structure of old urban municipal drainage system according to claim 9, wherein: the cleaning device is characterized in that a cleaning frame (626) is fixedly arranged on the driving screw (611), a brush plate (627) is fixedly arranged on the cleaning frame (626), bristles are arranged on the brush plate (627), and the bristles are abutted to the bottom wall in the water inlet barrel (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311639407.4A CN117513505A (en) | 2023-12-01 | 2023-12-01 | Rain and sewage diversion reconstruction construction method and diversion reconstruction structure of municipal drainage system in old urban area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311639407.4A CN117513505A (en) | 2023-12-01 | 2023-12-01 | Rain and sewage diversion reconstruction construction method and diversion reconstruction structure of municipal drainage system in old urban area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117513505A true CN117513505A (en) | 2024-02-06 |
Family
ID=89741961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311639407.4A Pending CN117513505A (en) | 2023-12-01 | 2023-12-01 | Rain and sewage diversion reconstruction construction method and diversion reconstruction structure of municipal drainage system in old urban area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117513505A (en) |
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2023
- 2023-12-01 CN CN202311639407.4A patent/CN117513505A/en active Pending
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