CN214144038U - Filtering and intercepting environment-friendly gutter inlet - Google Patents

Filtering and intercepting environment-friendly gutter inlet Download PDF

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Publication number
CN214144038U
CN214144038U CN202022905732.9U CN202022905732U CN214144038U CN 214144038 U CN214144038 U CN 214144038U CN 202022905732 U CN202022905732 U CN 202022905732U CN 214144038 U CN214144038 U CN 214144038U
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China
Prior art keywords
rainwater
filtering
inlet
hanging basket
facility
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CN202022905732.9U
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Chinese (zh)
Inventor
吴锟
王春
张哲�
吕赛赛
李翀
史骏
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Beijing General Municipal Engineering Design and Research Institute Co Ltd
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Beijing General Municipal Engineering Design and Research Institute Co Ltd
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Priority to CN202022905732.9U priority Critical patent/CN214144038U/en
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Abstract

The utility model discloses a filtering cut-off environment-friendly gutter inlet, which comprises a rainwater grate and a rainwater inlet base structure, wherein the rainwater grate is arranged at a rainwater inlet as a first drainage channel; rainwater entry below the middle part of the horizontal plane in the tye sets up the second drainage channel who is main with cutting dirty string basket, encircles cut dirty string basket sets up the filtration facility and is third drainage channel, and its main drainage flow does, and first rain or light rain directly discharge into filtration facility third drainage channel through the rainwater grate, can realize the effective interception to suspended solid and solid impurity through the filtration facility, play certain filtering action to the rainwater simultaneously, during heavy rain or torrential rain, the rainwater crosses around the filtration facility and cuts dirty string basket overflow through the second drainage channel and go into corresponding downspout to realize the timely discharge of torrential rain, prevent surface gathered water.

Description

Filtering and intercepting environment-friendly gutter inlet
Technical Field
The utility model relates to a municipal drainage technical field specifically is a filter environment-friendly inlet for stom water that dams.
Background
Along with the improvement of the environmental protection requirement in recent years, the urban river eliminates black and odorous odor, and the green water green mountain is called more and more with the realization of long-term treatment. However, the traditional rainwater discharge port cannot filter the initial rain, so that pollutants enter a rainwater pipeline through the rainwater discharge port and are finally discharged into a river channel to cause river channel pollution. Due to the reasons of insufficient cultivation of the rainwater port, road surface cleaning and the like, pollutants such as leaves, sundries and the like enter the rainwater grate to cause the blockage of the rainwater port and even the blockage of a rainwater pipeline, so that the water drainage is not smooth to cause the water accumulation on the road surface and the urban waterlogging. The utility model discloses a filtration facility and cut dirty basket of hanging not only effectual realization to the filtration and the purification of little rain and first rain, big rain does not influence the rainwater emission simultaneously, and can intercept the road surface and clean pollutants such as leaf, debris that bring.
SUMMERY OF THE UTILITY MODEL
The utility model provides a filter environment-friendly inlet for stom water that dams, the technical problem that jam, river course that its aim at solved rainwater grate actual motion met pollute.
The utility model discloses a filtering cut-off environment-friendly gutter inlet, which comprises a rainwater grate and a rainwater inlet base structure, wherein the rainwater inlet base structure is a concrete or brick structure, the rainwater inlet base structure is a gutter channel with a rainwater inlet arranged at the upper opening, and the bottom of the gutter channel is connected with a rainwater pipe; the rainwater grate is arranged at the rainwater inlet as a first drainage channel; the rainwater drainage system is characterized in that a second drainage channel mainly comprising a sewage interception hanging basket is arranged in the middle of a horizontal plane in the launder below the rainwater inlet, a filtering facility surrounding the sewage interception hanging basket is a third drainage channel, the filtering facility is positioned between the sewage interception hanging basket and a wall body of the rainwater inlet foundation structure, an annular hanging basket surrounded by high-strength corrosion-resistant iron, stainless steel or plastic plates of the filtering facility is arranged on a side wall of the rainwater inlet foundation structure, water permeable holes with smaller sizes are fully distributed on the bottom wall and the inner side wall of the filtering facility, and filtering materials filled in the filtering facility are gravels or biological reaction filtering materials or geotextiles with different grades; the sewage interception hanging basket is connected with the inner side wall of the filtering facility through a buckle and is arranged at a position below the edge frame on the inner side wall, the sewage interception hanging basket is in a basket shape with shallow surrounding edges, drain holes are uniformly distributed on the sewage interception hanging basket, and the aperture is not more than 20 mm.
Preferably, the rainwater inlet, the flume, the filtering facility and the sewage intercepting hanging basket have rectangular plane projection shapes.
Preferably, the cross section and the longitudinal section of the vertical face of the filtering facility are both trapezoidal with wide top and narrow bottom.
Preferably, the filtering means is provided above the rain water pipe.
The utility model discloses following beneficial effect has:
firstly, the utility model relates to a hang facility that basket and filtration facility combined together. When first rain or light rain, the setting of filtration facility and filter material can carry out effectual interception to suspended solid, solid impurity, plays good purification effect to the rainwater simultaneously, only needs to go up debris with the filtration facility when maintaining moreover through cleaning or wash to cut dirty basket once only take out, is convenient for maintain and cleans.
Secondly, the utility model discloses the rainwater discharge port compares with the rainwater discharge port of other similar functions, has following advantage: 1. the sewage intercepting hanging basket of the general rainwater drainage port in the prior art can be arranged to be full of rainwater openings, is easy to block and needs to be cleaned frequently, and only a part of area in the middle of the filtering facility is arranged as the sewage intercepting hanging basket, so that the blocking time of the sewage intercepting hanging basket can be prolonged, and the cleaning frequency is reduced; 2. the inner side walls around the overflow channel of the filtering facility of the rainwater discharge port are also provided with water permeable holes, so that the filtering and purifying efficiency of rainwater is improved; 3. the utility model discloses rainwater drain port's filtration facility plane shape is the rectangle, therefore its space of depositing the filter media all around can carry out corresponding adjustment according to what from the inlet for stom water four sides entering rainwater to improve the filtration and the purification efficiency of rainwater. Finally, the utility model discloses the inlet for stom water has the function that prevents that sanitationman from directly sweeping rubbish into rainwater pipeline.
Drawings
Figure 1 is a schematic perspective view of the present invention,
figure 2 is a top plan view of figure 1 of the present invention,
figure 3 is a cross-sectional view of the present invention along the direction parallel to the rainwater branch,
fig. 4 is the utility model discloses along rainwater branch line vertical direction's cross-sectional view.
Description of the figure numbering:
gutter inlet foundation structure 1, rainwater inlet 11, launder 12, rainwater grate 2, sewage-intercepting hanging basket 3, filter material 4, cast iron edge 5, filter facility 6, rainwater pipe 7, stair platform 8, buckle 9
Detailed Description
Referring to fig. 1-4, the environment-friendly type rainwater drain for filtration and interception of the present invention comprises a rainwater grate 2 and a rainwater drain foundation structure 1, wherein the rainwater drain foundation structure is a concrete or brick structure, the rainwater drain foundation structure is a gutter 12 with a rainwater inlet 11 at the upper opening, and the bottom of the gutter is connected with a rainwater pipe 7; the rainwater pipe 7 is connected with an urban rainwater pipeline; the rainwater grate 2 is arranged at the rainwater inlet as a first drainage channel; referring to fig. 3, below the rainwater inlet 11, a second drainage channel mainly comprising a sewage interception hanging basket 3 is arranged in the middle of a horizontal plane in the launder, a filtering facility 6 surrounding the sewage interception hanging basket is arranged as a third drainage channel, the filtering facility is located between the sewage interception hanging basket and the wall body of the gutter inlet foundation structure, an annular hanging basket surrounded by high-strength corrosion-resistant iron, stainless steel or plastic plates of the filtering facility is installed on the side wall of the gutter inlet foundation structure, water permeable holes with smaller size are distributed on the bottom wall and the inner side wall of the filtering facility, and a filtering material 4 filled in the filtering facility is gravel with different grades or a biological reaction filtering material or a geotextile; the sewage interception hanging basket 3 is connected with the inner side wall of the filtering facility through a buckle and is arranged at a position below the edge frame on the inner side wall, the sewage interception hanging basket is in a basket shape with shallow surrounding edges, drain holes are uniformly distributed on the sewage interception hanging basket, and the aperture is not more than 20 mm.
The shapes of the plane projection of the rainwater inlet, the water flowing groove, the filtering facility and the sewage intercepting hanging basket are rectangles as shown in figure 2.
The cross section and the longitudinal section of the vertical surface of the filtering facility are both trapezoidal with wide top and narrow bottom, which is shown in figures 3 and 4.
The filtering facility is disposed above the rain pipe. The technical solution of the present invention will be described in detail with reference to the accompanying drawings of the present invention.
As shown in fig. 1-4, the present invention relates to a filtering and intercepting environmental-friendly gully, fig. 1 is a schematic structural view, fig. 2 is a plan view thereof, and fig. 3 and 4 are cross-sectional views in different directions.
As shown in fig. 1, 3 and 4, the gully foundation structure 1 mainly provides support and protection for the gully grating, the dirt-blocking hanging basket and the filtering facilities, and the gully foundation structure 1 is provided with a step platform 8 for receiving the gully grating and the filtering facilities. The cast iron edge 5 mainly aims to enable the connection between the rainwater grate and the foundation structure to be more compact and firm.
As shown in fig. 1, 3 and 4, the sewage intercepting hanging basket 3 has the following specific requirements: firstly, the drainage capacity of the sewage intercepting hanging basket is larger than that of a rainwater grate, secondly, the sewage intercepting hanging basket has the design of preventing garbage from entering a drainage pipe, thirdly, the aperture of the hanging basket is smaller than 20mm, fourthly, the sewage intercepting hanging basket is connected with the filtering facility 6 through a buckle 9, and the sewage intercepting hanging basket is convenient to disassemble.
As shown in fig. 1, 3 and 4, the filter material 4 may be composed of gravels of different grades, or a biological reaction filter material or a geotextile may be used. The method is characterized in that: firstly, the filter can be effectively combined with the filter facility 6 and is convenient to replace; secondly, the filter has certain pollutant intercepting and filtering and purifying capabilities; and thirdly, the water discharging capacity is determined by design checking according to the local rainfall condition.
The utility model has the advantages that the drainage process is that rainwater flows through the rainwater grate 2 and flows through the filtering material 4 during light rain and the initial rain period, enters the rainwater pipe 7 through interception and filtration of the filtering facility and is drained from the rainwater pipe, and the trapezoidal section design of the filtering facility meets the filtering requirements during the light rain and the initial rain period; during heavy rain and heavy rain, the overflowing capacity of the filtering facility is insufficient, rainwater overflows to the sewage interception hanging basket 3, overflows to the rainwater pipe 7 through the sewage interception hanging basket and is drained from the rainwater pipe. The design that the lower opening of the sewage interception hanging basket is larger than the upper opening meets the discharge capacity of heavy rain and heavy rain. The utility model discloses the inlet for stom water needs regularly to be concentrated on cutting dirty string basket through cleaning debris such as leaf under the rainwater grate and takes out in the lump to guarantee the unobstructed of inlet for stom water.
The utility model discloses the inlet for stom water for current technique, has the function that prevents that sanitation workman from directly sweeping rubbish into rainwater pipeline. The design of the basket shape and the buckle is convenient for lifting the sewage interception hanging basket for cleaning.
The foregoing has described the principles, principal features and advantages of the invention. The foregoing description and description of the specific embodiments are merely illustrative of the principles of the invention. The utility model discloses during the actual application, its specific dimension should be calculated according to its ability of overflowing and the particular case of implementation ground through the design and confirm.
The utility model discloses a theory of operation: the initial rainwater with smaller flow carries most pollutants to flow in through the rainwater grate, firstly contacts the filter material in the filtering facility, after filtering, flows out from the lower part and the side surface of the filtering facility and is discharged through the rainwater pipe below, during heavy rain or heavy rain, the rainwater flow entering the filtering facility through the rainwater grate is greater than the outlet flow of the filtering facility, the more the rainwater is accumulated in the filtering facility, until the rainwater is discharged into the corresponding rainwater overflow channel through the middle sewage intercepting hanging basket, so that the heavy rain or the heavy rain is timely discharged, and the surface water accumulation is prevented. Regularly through cleaning with debris such as rainwater grate lower leaf concentrate on cutting dirty basket and take out in the lump to guarantee the unobstructed of inlet for stom water.
The foundation structure is a concrete or brick structure, the rainwater grate, the filtering facilities and the sewage intercepting hanging basket are supported, and a circle of clamping grooves are reserved on the upper portion and the lower portion of the foundation structure respectively to facilitate installation and stability of the rainwater grate and the filtering facilities. The infrastructure is closely coupled with the existing road structure to ensure its stability.
The filtering facilities are high-strength corrosion-resistant iron, stainless steel or plastic plate-type structure products, and the bottom and the inner side surface of the filtering facilities are full of water-permeable holes with smaller sizes. The filter material of the filter facility can be composed of gravels with different grades, and a biological reaction filter material or a geotextile can also be adopted.
The sewage intercepting hanging basket is a detachable facility, a buckle of the sewage intercepting hanging basket is connected with the inner side surface structure of the filtering facility, and the sewage intercepting hanging basket is installed at the position below the inner side surface frame so as to guarantee effective interception and collection of garbage.

Claims (4)

1. The environment-friendly rainwater drain for filtering interception comprises a rainwater grate and a rainwater drain foundation structure, wherein the rainwater drain foundation structure is a concrete or brick structure, the rainwater drain foundation structure is a water flowing groove with a rainwater inlet arranged at the upper opening, and the bottom of the water flowing groove is connected with a rainwater pipe; the rainwater grate is arranged at the rainwater inlet as a first drainage channel; the rainwater drainage system is characterized in that a second drainage channel mainly comprising a sewage interception hanging basket is arranged in the middle of a horizontal plane in the launder below the rainwater inlet, a filtering facility surrounding the sewage interception hanging basket is a third drainage channel, the filtering facility is positioned between the sewage interception hanging basket and a wall body of the rainwater inlet foundation structure, an annular hanging basket surrounded by high-strength corrosion-resistant iron, stainless steel or plastic plates of the filtering facility is arranged on a side wall of the rainwater inlet foundation structure, water permeable holes with smaller sizes are fully distributed on the bottom wall and the inner side wall of the filtering facility, and filtering materials filled in the filtering facility are gravels or biological reaction filtering materials or geotextiles with different grades; the sewage interception hanging basket is connected with the inner side wall of the filtering facility through a buckle and is arranged at a position below the edge frame on the inner side wall, the sewage interception hanging basket is in a basket shape with shallow surrounding edges, drain holes are uniformly distributed on the sewage interception hanging basket, and the aperture is not more than 20 mm.
2. The environment-friendly gutter inlet for rainwater according to claim 1, wherein the rainwater inlet, the gutter channel, the filtering means, and the sewage intercepting hanging basket have a rectangular planar projection shape.
3. The environment-friendly gutter inlet for filtration cut-off as claimed in claim 1, wherein the cross-sectional and longitudinal sectional shapes of the vertical surface of the filtering means are trapezoids having a wide top and a narrow bottom.
4. The environment-friendly gutter inlet for filtration cutoff of claim 1, wherein the filtering means is provided above the rain pipe.
CN202022905732.9U 2020-12-07 2020-12-07 Filtering and intercepting environment-friendly gutter inlet Active CN214144038U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022905732.9U CN214144038U (en) 2020-12-07 2020-12-07 Filtering and intercepting environment-friendly gutter inlet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022905732.9U CN214144038U (en) 2020-12-07 2020-12-07 Filtering and intercepting environment-friendly gutter inlet

Publications (1)

Publication Number Publication Date
CN214144038U true CN214144038U (en) 2021-09-07

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Application Number Title Priority Date Filing Date
CN202022905732.9U Active CN214144038U (en) 2020-12-07 2020-12-07 Filtering and intercepting environment-friendly gutter inlet

Country Status (1)

Country Link
CN (1) CN214144038U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115030291A (en) * 2022-06-21 2022-09-09 上海市城市建设设计研究总院(集团)有限公司 Pipe gallery access & exit with initiative waterproof, cut dirty and drainage function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115030291A (en) * 2022-06-21 2022-09-09 上海市城市建设设计研究总院(集团)有限公司 Pipe gallery access & exit with initiative waterproof, cut dirty and drainage function

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