CN214833234U - Rain sewage box culvert and rain sewage diversion system for solving black and odorous river channel - Google Patents
Rain sewage box culvert and rain sewage diversion system for solving black and odorous river channel Download PDFInfo
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- CN214833234U CN214833234U CN202120438812.XU CN202120438812U CN214833234U CN 214833234 U CN214833234 U CN 214833234U CN 202120438812 U CN202120438812 U CN 202120438812U CN 214833234 U CN214833234 U CN 214833234U
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Abstract
The utility model discloses a rain sewage box culvert and solve rain sewage diversion system in black smelly river course. The utility model aims at providing a rain sewage box culvert and solve rain sewage diversion system in black smelly river course to it is very big to solve old urban area sewage pipe network transformation degree of difficulty, and the river-following householder leads to the black smelly difficult problem in river course directly discharging domestic sewage. The technical scheme of the utility model is that: the utility model provides a rain sewage box culvert which characterized in that: the rainwater tank structure is provided, a sewage channel axially arranged along the rainwater tank structure is arranged in a bottom plate of the rainwater tank structure, and a plurality of sewage inlet holes communicated with the inside and the outside are formed in the upper part of the side wall of the sewage channel. The utility model is suitable for a municipal works field.
Description
Technical Field
The utility model relates to a rain sewage box culvert and solve rain sewage diversion system in black smelly river course is applicable to the municipal works field.
Background
Along with the rapid development of economic society and the continuous expansion of cities, in the process of city construction, the urban water environment pollution of China is increasingly serious, the water body in the urban river channel is mostly polluted by organic pollutants, nitrogen, phosphorus and other pollutants, and black and odorous water bodies are a phenomenon commonly existing in the urban river channels of China. China is dedicated to research on sewage treatment technology for a long time in the aspects of urban drainage and black and odorous water body treatment, and the attention on the aspect of urban drainage system is little. Particularly, the phenomenon that the water body of the river channel is black and smelly due to the disordered discharge of sewage in old cities is very serious.
The underground pipelines in the old city are basically formed, the ground buildings are crowded, the road surface is narrow, numerous residential points are distributed around the river channel, the residential points are dispersed, the sewage is difficult to collect, the comprehensive domestic sewage pipe network of the domestic sewage is not in place, the domestic sewage is randomly discharged into the river channel, the sewage contains more ammonia nitrogen, total phosphorus, total nitrogen and other substances, the self-purification capacity of the river channel water body is seriously influenced, and the ecological balance of the water body is fundamentally destroyed.
If a sewage pipeline is newly built in an old city to connect all sewage of residents to a current sewage pipeline network, the existing sewage pipeline system has the following problems that the houses are too dense, and underground comprehensive pipelines are adopted: the construction difficulty is very high due to the fact that high-voltage cables, gas pipelines and the like are too complex, even the problems of house removal and the like are involved, the investment is high, and the cost is high. In consideration of practical factors, in general, most of the drainage systems of old cities are still in a combined flow and flow system state for a long time.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: to the problem that exists, provide a rain sewage box culvert and solve rain sewage reposition of redundant personnel system in black smelly river course to it is very big to solve old urban area sewage pipe network transformation degree of difficulty, and the river-following householder leads to the black smelly difficult problem in river course directly discharging domestic sewage.
The utility model adopts the technical proposal that: the utility model provides a rain sewage box culvert which characterized in that: the rainwater tank structure is provided, a sewage channel axially arranged along the rainwater tank structure is arranged in a bottom plate of the rainwater tank structure, and a plurality of sewage inlet holes communicated with the inside and the outside are formed in the upper part of the side wall of the sewage channel.
Be equipped with the silt setting pit on the terminal bottom surface of sewage passageway, correspond the silt setting pit on this sewage passageway lateral wall and be equipped with sewage outlet.
The bottom surface of the sewage channel has a certain gradient, and the gradient direction is consistent with the water flow direction and is 1.5-3 per mill.
The rainwater tank structure is characterized in that a plurality of sewage inspection wells integrated with the rainwater tank structure are connected to the outer side walls of the two sides of the rainwater tank structure, and the bottoms of the sewage inspection wells are connected with the sewage inlet holes through sewage branch pipes.
The sewage branch pipe adopts a PE reinforced winding pipe with a 90-degree elbow.
The top of the sewage inspection well is slightly lower than the elevation of the rainwater tank structure.
The utility model provides a solve rain and sewage reposition of redundant personnel system in black and odorous river course which characterized in that: the rainwater and sewage box culvert is arranged in a river bed, a plurality of sewage inspection wells are arranged on two sides of the rainwater and sewage box culvert, the bottoms of the sewage inspection wells are communicated with sewage inlet holes in the side wall of the rainwater and sewage box culvert through sewage branch pipes, and the sewage inspection wells are connected with drainage branch pipes extending to a sewage source;
a silt settling pit is arranged on the bottom surface of the tail end of the sewage channel in the rainwater and sewage box culvert, and a sewage outlet hole is arranged on the side wall of the sewage channel corresponding to the silt settling pit; the sewage outlet is connected with the current situation inspection well through the sewage main pipe.
The utility model provides a solve rain and sewage reposition of redundant personnel system in black and odorous river course which characterized in that: the rainwater and sewage box culvert is arranged in a river bed, and a drainage branch pipe extending to a sewage source is connected to the sewage inspection well;
a silt settling pit is arranged on the bottom surface of the tail end of the sewage channel in the rainwater and sewage box culvert, and a sewage outlet hole is arranged on the side wall of the sewage channel corresponding to the silt settling pit; the sewage outlet is connected with the current situation inspection well through the sewage main pipe.
And the bottom of the sewage inspection well is backfilled by adopting a sand-stone foundation.
The water drainage branch pipe is a PVC pipe, the pipe diameter is between dn 100-200 mm, and the tail end of the water drainage branch pipe is provided with a screen.
The utility model has the advantages that: the utility model discloses well rain sewage box culvert divide into the rainwater passageway on upper strata and the sewage passageway of lower floor, and lower floor's sewage passageway concentrates the sewage of the resident family on river course coastline unified collection and converges to sewage pipe network, and upper rainwater passageway still is clear river, trickles trickle, and when overcast and rainy weather, the rainwater that converges in old city district enters into the upper strata that rain sewage box culvert, carries the rainwater to the section of swimming down through rainwater passageway.
The utility model discloses a middle dwelling house discharges sewage into the sewage inspection well through the drainage branch pipe, and the sewage enters the sewage passage at the lower layer of the rain sewage box culvert through the sewage branch pipe at the bottom after entering the sewage inspection well; sewage converges to the terminal sand setting of rain sewage box culvert along with the slope in sewage passageway and sinks in the mud pit, sets up a sewage in the sand setting sinks in the mud pit and is responsible for the connection and current situation inspection shaft, and sewage enters into the current situation sewage pipe network this moment.
Drawings
Fig. 1 is a schematic plan view of the embodiment.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is a sectional view taken along line B-B of fig. 1.
FIG. 4 is a schematic structural diagram of a silt basin in the example.
Fig. 5 is a cross-sectional view taken along line C-C of fig. 1.
In the figure: 1. carrying out box culvert on the rain sewage; 1-1, a rainwater channel; 1-2, a sewage channel; 2. a sewage inspection well; 3. a drain branch pipe; 4. screening a screen; 5. a sewage branch pipe; 6. a sewage main pipe; 7. and (6) a status quo inspection well.
Detailed Description
The embodiment is a solve distribution of rain and sewage system in black and odorous river course, and the distribution of rain and sewage system includes rain and sewage box culvert, sewage inspection shaft, drainage branch pipe, sewage are responsible for and the current situation inspection shaft.
The rainwater and sewage box culvert is of a reinforced concrete structure, has a rainwater tank structure, forms an open rainwater channel, and is internally provided with a closed channel which is axially arranged along the rainwater tank structure in a bottom plate of the rainwater tank structure and used as a sewage channel. The outer side walls of the two sides of the rain gutter structure are provided with a plurality of sewage inlet holes communicated with the sewage channel inside, and the sewage inlet holes are positioned at the upper parts of the side walls of the sewage channel.
In the embodiment, sewage inspection wells are uniformly and symmetrically arranged on the outer side walls of two sides of the rainwater tank structure at intervals, the sewage inspection wells are connected with the rainwater tank structure into a whole, the top of each sewage inspection well is slightly lower than the elevation of the rainwater tank structure, and a sewage branch pipe (a PE reinforced winding pipe with a 90-degree elbow) is arranged at the bottom of each sewage inspection well and is communicated with a sewage channel of a lower layer through a sewage inlet hole through the corresponding sewage branch pipe.
In the embodiment, the bottom surface of the water flow direction end of the sewage channel in the rainwater and sewage box culvert is provided with the silt basin, and the outer side wall of the rainwater and sewage box culvert is provided with the sewage outlet communicated with the silt basin. The bottom surface of the sewage channel has a certain gradient, and the gradient direction is consistent with the water flow direction and is 1.5-3 per mill.
Arrange rain sewage box culvert in the riverbed in this embodiment, sewage inspection shaft bottom adopts the grit basis to backfill, and drainage branch pipe is connected on sewage inspection shaft upper portion, and drainage branch pipe extends to the sewage source, and the sewage outlet on the rain sewage box culvert is responsible for through sewage and is connected the current situation inspection shaft, refutes sewage to the current situation inspection shaft in. In this example, the branch drain pipe is made of PVC pipe with a pipe diameter between dn 100-200 mm, and a screen is arranged at the end of the branch drain pipe to filter garbage such as floating objects.
The working principle of the embodiment is as follows:
the householder discharges sewage into the sewage inspection well through the drainage branch pipe, and the sewage enters the sewage inspection well and then enters the sewage channel at the lower layer of the rainwater and sewage box culvert through the sewage branch pipe at the bottom;
sewage flows to the tail end of the rainwater and sewage box culvert along with the gradient in the sewage channel, a sand setting and mud sinking pit at the tail end of the rainwater and sewage box culvert is connected with a current situation inspection well through a sewage main pipe, and at the moment, the sewage enters a current situation sewage pipe network;
when rainy weather, the rainwater that old city district converged gets into the upper strata that the dirty box of rain contained, carries the rainwater to the downstream section through rainwater passageway.
The above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the patent field by those skilled in the art are covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a rain sewage box culvert which characterized in that: the rainwater tank structure is provided, a sewage channel axially arranged along the rainwater tank structure is arranged in a bottom plate of the rainwater tank structure, and a plurality of sewage inlet holes communicated with the inside and the outside are formed in the upper part of the side wall of the sewage channel.
2. The rainwater sewage box culvert of claim 1, characterized in that: be equipped with the silt setting pit on the terminal bottom surface of sewage passageway, correspond the silt setting pit on this sewage passageway lateral wall and be equipped with sewage outlet.
3. The rainwater and sewage box culvert according to claim 2, wherein: the bottom surface of the sewage channel has a certain gradient, and the gradient direction is consistent with the water flow direction and is 1.5-3 per mill.
4. The storm sewage culvert of claim 1, 2 or 3 wherein: the rainwater tank structure is characterized in that a plurality of sewage inspection wells integrated with the rainwater tank structure are connected to the outer side walls of the two sides of the rainwater tank structure, and the bottoms of the sewage inspection wells are connected with the sewage inlet holes through sewage branch pipes.
5. The rainwater sewage box culvert of claim 4, characterized in that: the sewage branch pipe adopts a PE reinforced winding pipe with a 90-degree elbow.
6. The rainwater sewage box culvert of claim 4, characterized in that: the top of the sewage inspection well is slightly lower than the elevation of the rainwater tank structure.
7. The utility model provides a solve rain and sewage reposition of redundant personnel system in black and odorous river course which characterized in that: the rainwater and sewage box culvert is provided with the rainwater and sewage box culvert according to any one of claims 1 to 3, the rainwater and sewage box culvert is arranged in a river bed, a plurality of sewage inspection wells are arranged on two sides of the rainwater and sewage box culvert, the bottoms of the sewage inspection wells are communicated with sewage inlet holes on the side wall of the rainwater and sewage box culvert through sewage branch pipes, and the sewage inspection wells are connected with drainage branch pipes extending to a sewage source;
a silt settling pit is arranged on the bottom surface of the tail end of the sewage channel in the rainwater and sewage box culvert, and a sewage outlet hole is arranged on the side wall of the sewage channel corresponding to the silt settling pit; the sewage outlet is connected with the current situation inspection well through the sewage main pipe.
8. The utility model provides a solve rain and sewage reposition of redundant personnel system in black and odorous river course which characterized in that: the rainwater and sewage box culvert is provided with the rainwater and sewage box culvert according to any one of claims 4 to 6, the rainwater and sewage box culvert is arranged in a river bed, and a drainage branch pipe extending to a sewage source is connected to a sewage inspection well;
a silt settling pit is arranged on the bottom surface of the tail end of the sewage channel in the rainwater and sewage box culvert, and a sewage outlet hole is arranged on the side wall of the sewage channel corresponding to the silt settling pit; the sewage outlet is connected with the current situation inspection well through the sewage main pipe.
9. The rain and sewage diversion system for solving the problem of the black and odorous river channel according to claim 7 or 8, wherein: and the bottom of the sewage inspection well is backfilled by adopting a sand-stone foundation.
10. The rain and sewage diversion system for solving the problem of the black and odorous river channel according to claim 7 or 8, wherein: the water drainage branch pipe is a PVC pipe, the pipe diameter is between dn 100-200 mm, and the tail end of the water drainage branch pipe is provided with a screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120438812.XU CN214833234U (en) | 2021-03-01 | 2021-03-01 | Rain sewage box culvert and rain sewage diversion system for solving black and odorous river channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120438812.XU CN214833234U (en) | 2021-03-01 | 2021-03-01 | Rain sewage box culvert and rain sewage diversion system for solving black and odorous river channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214833234U true CN214833234U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120438812.XU Active CN214833234U (en) | 2021-03-01 | 2021-03-01 | Rain sewage box culvert and rain sewage diversion system for solving black and odorous river channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214833234U (en) |
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2021
- 2021-03-01 CN CN202120438812.XU patent/CN214833234U/en active Active
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