CN111088843A - Urban drainage system and drainage method thereof - Google Patents

Urban drainage system and drainage method thereof Download PDF

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Publication number
CN111088843A
CN111088843A CN202010000266.1A CN202010000266A CN111088843A CN 111088843 A CN111088843 A CN 111088843A CN 202010000266 A CN202010000266 A CN 202010000266A CN 111088843 A CN111088843 A CN 111088843A
Authority
CN
China
Prior art keywords
rainwater
pipe
drainage
groove
communicated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010000266.1A
Other languages
Chinese (zh)
Inventor
张群
任广欣
程冠华
都林
崔鑫磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Eighth Engineering Division Co Ltd
Original Assignee
China Construction Eighth Engineering Division Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Construction Eighth Engineering Division Co Ltd filed Critical China Construction Eighth Engineering Division Co Ltd
Priority to CN202010000266.1A priority Critical patent/CN111088843A/en
Publication of CN111088843A publication Critical patent/CN111088843A/en
Pending legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/02Arrangement of sewer pipe-lines or pipe-line systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/04Pipes or fittings specially adapted to sewers
    • E03F3/046Open sewage channels
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/04Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/0401Gullies for use in roads or pavements
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/04Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/0401Gullies for use in roads or pavements
    • E03F5/0404Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/04Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/06Gully gratings
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/14Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates

Abstract

The invention relates to a city drainage system, comprising: the regulating and storing water tank corresponds to the rainwater pipe and is arranged on the roadside at intervals, a through hole is formed in one side of the regulating and storing water tank, a communicating pipe communicated with the rainwater pipe is vertically arranged in the regulating and storing water tank, and the top of the communicating pipe is higher than the through hole; the groove is arranged corresponding to the through hole and communicated with the storage water tank, and the groove is communicated with the urban green land; vertically excavating an overflow well which is formed in the urban green land and is communicated with a rainwater pipe, wherein the side wall of the overflow well, which is close to the bottom, is provided with a filter hole so that rainwater in the urban green land can flow into the overflow well and flow into the rainwater pipe; and the rain comb is covered at the top of the regulation pool, the overflow well and the groove, and the rain comb is flush with the corresponding ground. The urban waterlogging water drainage system effectively solves the problem of urban waterlogging, can purify rainwater by urban greening, can quickly drain water, prevents urban waterlogging, can meet the complex drainage requirements of cities, and conforms to the concept of green environmental protection.

Description

Urban drainage system and drainage method thereof
Technical Field
The invention relates to the field of building construction, in particular to an urban drainage system.
Background
At present, in the engineering process of urbanization development, a severe water environment problem is faced, drainage is carried out by adopting a mode of directly discharging rainwater into a municipal rainwater pipe at present, however, actual rainwater contains more pollutants, and if the rainwater pipe is directly discharged, environmental pollution is serious.
Disclosure of Invention
The urban drainage system solves the problem of urban waterlogging, can purify rainwater by urban greening, can quickly drain water, prevents urban waterlogging, can meet the complex drainage requirement of cities, and accords with the concept of green and environmental protection.
The technical scheme for realizing the purpose is as follows:
the invention provides a city drainage system, which is arranged at a position close to a city rainwater pipe and comprises:
the regulating and storing water tank corresponds to the rainwater pipe and is arranged on the roadside at intervals, a through hole is formed in one side of the regulating and storing water tank, a communicating pipe communicated with the rainwater pipe is vertically arranged in the regulating and storing water tank, and the top of the communicating pipe is higher than the through hole;
the groove is arranged corresponding to the through hole and communicated with the storage water tank, and the groove is communicated with the urban green land;
vertically excavating an overflow well which is formed in the urban green land and is communicated with a rainwater pipe, wherein the side wall of the overflow well, which is close to the bottom, is provided with a filter hole so that rainwater in the urban green land can flow into the overflow well and flow into the rainwater pipe; and
the rain comb at the top of regulation pond, overflow well and slot is located to the lid, and this rain comb is with the ground parallel and level that corresponds.
The invention adopts the urban drainage system to connect the tower crane and the building main body, the regulation water tank is arranged, when the precipitation is small, the rainwater on the roadside flows into the regulation water tank and flows into the urban green land through the through hole and the groove, impurities in the rainwater are purified and filtered by plants in the urban green land, then the rainwater is converged into the overflow well and is discharged into the municipal drainage system through the rainwater pipe, when the precipitation is large, the water level of the rainwater in the regulation water tank rises, so that the rainwater flows into the opening at the top of the communicating pipe and directly flows into the rainwater pipe and then flows into the municipal drainage system, the urban inland inundation phenomenon caused by the over-slow water filtering speed of the urban green land is prevented, the drainage system can be flexibly suitable for different precipitation conditions, the problem of inland inundation in cities is solved, the urban greening can be used for purifying the rainwater and can be drained quickly, the inland inundation can be prevented, and the complicated drainage, accords with the concept of green environmental protection.
The urban drainage system is further improved in that a plurality of baffles arranged at intervals are rotatably arranged at the position, close to the rain grate, of the top of the ditch, and the top of the ditch is blocked or opened by rotating the baffles.
The urban drainage system according to the invention is further improved in that the bottom of the trench has a portion closer to the through hole at a higher elevation than a portion closer to the urban green land to form an inclined slope.
A further improvement of the urban drainage system according to the invention is that the slope of the slope is 1%.
The urban drainage system is further improved in that the urban drainage system further comprises a water collecting tank which is fixedly arranged in the water regulating and storing tank and has a U-shaped cross section, the side wall of the water collecting tank is attached to the side part of the water regulating and storing tank, a hole is formed in the water collecting tank corresponding to the through hole so as to be communicated with the groove, and the communicating pipe penetrates through the bottom of the water collecting tank and is partially arranged in the water collecting tank.
The urban drainage system is further improved in that a set distance is reserved between the outer side wall of the communicating pipe and the inner wall of the storage water tank.
The urban drainage system is further improved in that the diameter of the part of the communicating pipe close to the rainwater pipe is smaller than that of the part of the communicating pipe far away from the rainwater pipe, and the cross section of the communicating pipe is horn-shaped.
The invention provides a drainage method of an urban drainage system, which comprises the following steps:
excavating a position on the roadside corresponding to the rainwater pipe to form a storage water tank, vertically installing a communicating pipe communicated with the rainwater pipe in the storage water tank, and forming a through hole on one side of the storage water tank;
excavating a groove communicated with the urban green land corresponding to the through hole;
digging an overflow well communicated with a rainwater pipe in an urban green land, and forming a plurality of filter holes on the side wall of the overflow well close to the bottom;
and laying a rain grate on the top of the regulation and storage water tank, the overflow well and the groove.
The drainage method of the urban drainage system is further improved in that the urban drainage system also comprises a plurality of baffles which are rotatably arranged at the top of the groove and used for plugging the top of the groove;
when no water is accumulated on the ground, the baffle is rotated to block the top of the groove so that the rainwater flows into the regulating and storing water tank;
when water accumulates on the ground, the baffle is rotated to open the top of the trench so that rainwater directly flows into the trench.
Drawings
Fig. 1 is a top view of the overall structure of the municipal drainage system of the invention.
Fig. 2 is a front cross-sectional view of the municipal drainage system of the invention with the overflow well section omitted.
Fig. 3 is a sectional view of a portion of a regulated reservoir in a municipal drainage system of the invention.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, the invention provides an urban drainage system, by arranging a regulation and storage water tank, when the precipitation amount is small, rainwater on the roadside flows into the regulation and storage water tank and flows into an urban green land through a groove via a through hole, impurities in the rainwater are purified and filtered by plants in the urban green land, then the rainwater is converged into an overflow well and is discharged into the urban drainage system via a rainwater pipe, when the precipitation amount is large, the water level of the rainwater in the regulation and storage water tank rises, so that the rainwater flows into the opening at the top of a communicating pipe and directly flows into the rainwater pipe and then the municipal drainage system, the urban inland inundation phenomenon caused by the over-slow water filtering speed of the urban green land is prevented, the drainage system can be flexibly suitable for different precipitation conditions, the problem of inland inundation is solved, the urban greening can be used for purifying the rainwater and quickly draining, the inland inundation is prevented, and the complicated drainage requirement of the, accords with the concept of green environmental protection. The urban drainage system of the invention is explained below with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a top view of the overall structure of the municipal drainage system of the invention. The municipal drainage system of the invention will be described with reference to FIG. 1.
As shown in fig. 1 and 2, the urban drainage system of the present invention, which is provided near a city rainwater pipe 21, includes:
a regulating reservoir 11 corresponding to the rainwater pipe 21 and arranged on the roadside at intervals, wherein a through hole 113 is formed in one side of the regulating reservoir 11, a communicating pipe 111 communicated with the rainwater pipe 21 is vertically arranged in the regulating reservoir 11, and the top of the communicating pipe 111 is higher than the through hole 113;
a groove 12 arranged corresponding to the through hole 113 and communicated with the regulating reservoir 11, wherein the groove 12 is communicated with the urban green land 22;
vertically excavating an overflow well 13 which is formed in the urban green land 22 and is communicated with the rainwater pipe 21, wherein the side wall of the overflow well 13 close to the bottom is provided with filter holes so that rainwater in the urban green land 22 can be gathered into the overflow well 13 and flow into the rainwater pipe 21; and
a rain grate 14 covering the top of the regulated reservoir 11, overflow well 13 and gutter 12, the rain grate 14 being flush with the corresponding ground.
Specifically, the bottom of the groove 12 has a higher elevation than the portion near the urban green space 22 than the portion near the through hole 113 to form an inclined slope, so that rainwater can smoothly enter the urban green space 22.
Preferably, the slope has a slope of 1%.
As a preferred embodiment of the present invention, referring to FIG. 2, a plurality of baffles 121 are rotatably installed at the top of the gutter 12 near the rain grate 14, and the baffles 121 are rotated to close or open the top of the gutter 12, so as to close the top of the gutter 12 when the precipitation is small, thereby achieving an aesthetic effect and preventing garbage from rushing into the gutter 12 to block the gutter 12.
Further, the water collecting tank 112 is fixedly installed in the storage water tank 11, the cross section of the water collecting tank 112 is in a U shape, the side wall of the water collecting tank 112 is attached to the side portion of the storage water tank 11, the water collecting tank 112 is provided with a hole corresponding to the through hole 113 so as to be communicated with the groove 12, and the communicating pipe 111 penetrates through the bottom of the water collecting tank 112 and is partially arranged in the water collecting tank 112.
Preferably, a set distance is provided between the outer sidewall of the communication pipe 111 and the inner wall of the storage water tank 11, and when the precipitation amount is small, the rainwater flows along the sidewall of the storage water tank 11 and does not directly flow into the communication pipe 111.
Preferably, the diameter of the portion of the communication pipe 111 close to the rainwater pipe 21 is smaller than the diameter of the portion of the communication pipe 111 far from the rainwater pipe 21, and the cross section of the communication pipe 111 is in a trumpet shape, so that when the precipitation is large, rainwater can conveniently enter the communication pipe 111, and the purpose of rapid drainage is achieved.
The specific embodiment of the invention is as follows:
the top of the groove 12 is blocked by the rotary baffle 121, when the precipitation is small, rainwater flows into the water collecting tank 112 along the side wall of the storage water tank 11, then flows into the groove 12 through the hole and the through hole 113, flows into the urban green land 22 along the groove 12, plants and soil in the urban green land 22 purify and filter the rainwater and absorb part of the rainwater, and then the rainwater flows into the overflow well 13 and flows into a municipal drainage system through the rainwater pipe 21 communicated with the overflow well 13;
if the precipitation is great, ponding appears on the road surface, the top of the open slot 12 of baffle 121 rotates for the rainwater can directly get into in the slot 12, in time get rid of the ponding on road surface, it is saturated gradually when urban greenery patches 22, the water level in slot 12 constantly rises, the water level in regulation pond 11 also rises, thereby the rainwater is from communicating pipe 111 directly discharging into in rainwater pipe 21, the rainwater no longer directly discharges into municipal drainage system through urban greenery patches 22, prevent that the drainage is too slow and the urban waterlogging that leads to, reduce the influence to the road, and accelerate the drainage.
The invention also provides a drainage method of the urban drainage system, which comprises the following steps:
digging a storage water tank 11 at the position of the roadside corresponding to the rainwater pipe 21, vertically installing a communicating pipe 111 communicated with the rainwater pipe 21 in the storage water tank 11, and forming a through hole 113 at one side of the storage water tank 11;
excavating a groove 12 communicated with the urban green land 22 corresponding to the through hole 113;
digging an overflow well 13 communicated with a rainwater pipe 21 in an urban green land 22, and forming a plurality of filter holes on the side wall of the overflow well 13 close to the bottom;
a rain grate 14 is laid on top of the regulation reservoir 11, the overflow well 13 and the gutter 12.
Further, the device also comprises a plurality of baffles 121 which are rotatably arranged at the top of the groove 12 and used for plugging the top of the groove 12; when no water is accumulated on the ground, the baffle 121 is rotated to block the top of the groove 12, so that the rainwater flows into the regulating and storing water tank 11; when water accumulates on the ground, the flap 121 is pivoted to open the top of the channel 12 so that rainwater flows directly into the channel 12.
The concrete operation mode of the practical implementation of the drainage method provided by the invention is as follows:
the top of the groove 12 is blocked by the rotary baffle 121, when the precipitation is small, rainwater flows into the water collecting tank 112 along the side wall of the storage water tank 11, then flows into the groove 12 through the hole and the through hole 113, flows into the urban green land 22 along the groove 12, plants and soil in the urban green land 22 purify and filter the rainwater and absorb part of the rainwater, and then the rainwater flows into the overflow well 13 and flows into a municipal drainage system through the rainwater pipe 21 communicated with the overflow well 13;
if the precipitation is great, ponding appears on the road surface, the top of the open slot 12 of baffle 121 rotates for the rainwater can directly get into in the slot 12, in time get rid of the ponding on road surface, it is saturated gradually when urban greenery patches 22, the water level in slot 12 constantly rises, the water level in regulation pond 11 also rises, thereby the rainwater is from communicating pipe 111 directly discharging into in rainwater pipe 21, the rainwater no longer directly discharges into municipal drainage system through urban greenery patches 22, prevent that the drainage is too slow and the urban waterlogging that leads to, reduce the influence to the road, and accelerate the drainage.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.

Claims (9)

1. A municipal drainage system, wherein the drainage system is disposed in a position close to a municipal storm drain, the drainage system comprising:
the regulating and storing water tank corresponds to the rainwater pipe and is arranged on the roadside at intervals, a through hole is formed in one side of the regulating and storing water tank, a communicating pipe communicated with the rainwater pipe is vertically arranged in the regulating and storing water tank, and the top of the communicating pipe is higher than the through hole;
the groove is arranged corresponding to the through hole and communicated with the regulation water pool, and the groove is communicated with the urban green land;
vertically excavating an overflow well which is formed in the urban green land and is communicated with the rainwater pipe, wherein the side wall of the overflow well close to the bottom is provided with a filter hole so that rainwater in the urban green land can flow into the overflow well and the rainwater pipe; and
the lid is located regulation pond, overflow well with the rain comb at the top of slot, rain comb and the ground parallel and level that corresponds.
2. The municipal drainage system according to claim 1, wherein said top of said trench is pivotally mounted with a plurality of spaced apart flaps, said flaps being pivoted to close or open the top of said trench.
3. The municipal drainage system according to claim 1, wherein the bottom of said groove is higher in elevation than the portion near said through hole to form an inclined slope.
4. A municipal drainage system according to claim 3, wherein said slope has a slope of 1%.
5. The municipal drainage system according to claim 1, further comprising a water collection tank fixedly installed in said water storage tank and having a U-shaped cross section, wherein a sidewall of said water collection tank is attached to a side of said water storage tank, and said water collection tank is perforated with holes corresponding to said through holes to communicate with said grooves, and said communication pipe passes through a bottom of said water collection tank and is partially disposed in said water collection tank.
6. The municipal drainage system according to claim 1, wherein a set distance is provided between an outer sidewall of said communicating pipe and an inner wall of said storage tank.
7. The municipal drainage system according to claim 1 or 6, wherein the diameter of the portion of said communication pipe close to said rainwater pipe is smaller than the diameter of the portion of said communication pipe remote from said rainwater pipe, and the cross section of said communication pipe is trumpet-shaped.
8. A method of draining a municipal drainage system according to claim 1, comprising the steps of:
excavating a position on the roadside corresponding to the rainwater pipe to form a regulation and storage water tank, vertically installing a communicating pipe communicated with the rainwater pipe in the regulation and storage water tank, and forming a through hole on one side of the regulation and storage water tank;
excavating a groove communicated with the urban green land corresponding to the through hole;
digging an overflow well communicated with a rainwater pipe in an urban green land, and forming a plurality of filter holes on the side wall of the overflow well close to the bottom;
and laying a rain grate on the regulating and storing water tank, the overflow well and the top of the groove.
9. The method of claim 8, further comprising a plurality of baffles rotatably mounted on the top of the channel for blocking the top of the channel;
when no water is accumulated on the ground, the baffle is rotated to block the top of the groove so that the rainwater flows into the regulating and storing water tank;
when water accumulates on the ground, the baffle is rotated to open the top of the groove so that rainwater directly flows into the groove.
CN202010000266.1A 2020-01-02 2020-01-02 Urban drainage system and drainage method thereof Pending CN111088843A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010000266.1A CN111088843A (en) 2020-01-02 2020-01-02 Urban drainage system and drainage method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010000266.1A CN111088843A (en) 2020-01-02 2020-01-02 Urban drainage system and drainage method thereof

Publications (1)

Publication Number Publication Date
CN111088843A true CN111088843A (en) 2020-05-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010000266.1A Pending CN111088843A (en) 2020-01-02 2020-01-02 Urban drainage system and drainage method thereof

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998044210A1 (en) * 1997-04-01 1998-10-08 Octavio Mendoza Novelo Auxiliary devices for the improvement of the drainage by integrating the system of separation of rainfall waters from sewage waters
CN103184761A (en) * 2013-04-01 2013-07-03 中国市政工程西北设计研究院有限公司 Vertical rainwater zoning drainage system
CN203080677U (en) * 2013-01-10 2013-07-24 朱加林 Ecological road anti-shocking rainwater utilizing system
CN206916919U (en) * 2017-07-03 2018-01-23 深圳市泰安建设工程有限公司 A kind of basement water collection pit structure
CN207048012U (en) * 2017-06-28 2018-02-27 重庆市市政设计研究院 Early-stage rainwater for slope collects the inlet for stom water of processing
CN207660069U (en) * 2017-12-11 2018-07-27 鹤壁海绵城市建设管理有限公司 The dirty counterflow-preventing tapping equipment of sponge urban rainwater shunting resistance
CN207760187U (en) * 2017-07-25 2018-08-24 广州普邦园林股份有限公司 A kind of ecologic rainwater garden based on sponge city
CN209779370U (en) * 2019-03-05 2019-12-13 天津城建设计院有限公司 Urban road rainwater is collected and is utilized and discharge system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998044210A1 (en) * 1997-04-01 1998-10-08 Octavio Mendoza Novelo Auxiliary devices for the improvement of the drainage by integrating the system of separation of rainfall waters from sewage waters
CN203080677U (en) * 2013-01-10 2013-07-24 朱加林 Ecological road anti-shocking rainwater utilizing system
CN103184761A (en) * 2013-04-01 2013-07-03 中国市政工程西北设计研究院有限公司 Vertical rainwater zoning drainage system
CN207048012U (en) * 2017-06-28 2018-02-27 重庆市市政设计研究院 Early-stage rainwater for slope collects the inlet for stom water of processing
CN206916919U (en) * 2017-07-03 2018-01-23 深圳市泰安建设工程有限公司 A kind of basement water collection pit structure
CN207760187U (en) * 2017-07-25 2018-08-24 广州普邦园林股份有限公司 A kind of ecologic rainwater garden based on sponge city
CN207660069U (en) * 2017-12-11 2018-07-27 鹤壁海绵城市建设管理有限公司 The dirty counterflow-preventing tapping equipment of sponge urban rainwater shunting resistance
CN209779370U (en) * 2019-03-05 2019-12-13 天津城建设计院有限公司 Urban road rainwater is collected and is utilized and discharge system

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