CN201835375U

CN201835375U - Gutter inlet with non-point source pollution controlling function

Info

Publication number: CN201835375U
Application number: CN2010205944986U
Authority: CN
Inventors: 任拥政
Original assignee: Huazhong University of Science and Technology
Current assignee: Huazhong University of Science and Technology
Priority date: 2010-11-08
Filing date: 2010-11-08
Publication date: 2011-05-18
Anticipated expiration: 2020-11-08

Abstract

The utility model discloses a gutter inlet with a non-point source pollution controlling function. The gutter inlet comprises a wellbore (1), a well bottom (2), a rainwater grate (3), a rainwater funnel (4) and a support (5), wherein the bottom of the wellbore (1) is closed by the well bottom (2), the rainwater grate (3) is mounted at the upper opening of the wellbore (1), and the rainwater funnel (4) arranged in the wellbore (1) is fixedly connected with the wellbore (1) through the support (5). Particle solid pollutants and suspension pollutants in the gutter inlet are blocked by the rainwater funnel so as to avoid water accumulation, so that pollutants can be blocked and removed quite conveniently and lake cleaning burden is reduced. Water accumulation is avoided, blocked pollutants are dry in sunny day, and accordingly odor generated due to anaerobic digestion can be avoided and fly breeding is avoided. Therefore, the gutter inlet has functions of preventing non-point source pollution, avoiding deposition, odor and flies, and is significant in protecting water bodies and improving city ecological environments.

Description

A kind of inlet for stom water with control pollution of area source function

Technical field

The utility model relates to road sewer pipe device field, is specifically related to a kind of inlet for stom water with control pollution of area source function.

Background technology

Inlet for stom water is the input that city road sewer pipeline system is collected, domestic used inlet for stom water is made up of well bore, shaft bottom and downspout strainer at present, the rectangle well bore is positioned at below the face of land, be communicated with sewer pipe, the well bore bottom is sealed with the shaft bottom, the well bore downspout strainer that is equipped with suitable for reading, but downspout strainer can not be tackled pollutant, a large amount of solid grain contaminations and suspension pollutant enter rivers and lakes with inlet for stom water, cause the pollution of water body; When entering in the static property water body such as lake at rainwater, cause the alluvial of bed mud in the water body, water level shoals, and need often carry out desilting and spends lot of manpower and material resources; And the concentration owing to solid grain contamination and suspension pollutant in the inlet for stom water results in blockage greatly, and conveyance power of water descends, ponding deposition in the inlet for stom water, and anaerobic digestion produces foul smell, grows mosquitos and flies, the contaminated environment health.

Summary of the invention

The utility model provides a kind of inlet for stom water, solves existing inlet for stom water and can not tackle pollutant, susceptible to plugging problem.

Realize that the concrete technical scheme that the utility model purpose is adopted is:

A kind of inlet for stom water with control pollution of area source function, it is characterized in that, comprise well bore, the shaft bottom, downspout strainer, roof drain and support, described well bore bottom is sealed with the shaft bottom, well bore is suitable for reading to be equipped with described downspout strainer, described roof drain is arranged in the well bore, fixedly connected with well bore by support, the sewage that has solid grain contamination and/or suspension pollutant enters inlet for stom water, by entering roof drain behind the downspout strainer, the pollutant of being tackled by downspout strainer is not blocked filtration in roof drain, and hole or the concentrated flow of the rainwater after the filtration by roof drain imports storm sewer behind the shaft bottom and flow away.

As further improvement of the utility model, described roof drain is a rectangular box, and its wall and bottom surface have equally distributed hole or groove, and this roof drain is positioned under the downspout strainer, by propping up the Guan Ding top that is placed on storm sewer.

As further improvement of the utility model, hole or groove that described roof drain wall is had, aperture or groove from bottom to top stitch gradually and increase.

As further improvement of the utility model, two ends, axis, described roof drain bottom surface have locating hole, are fixed on the support of well bore two lateral walls to have alignment pin, and this alignment pin cooperates with described locating hole, and roof drain is located.

As further improvement of the utility model, described roof drain adopts metal or plastic material to make.

The utility model is tackled and can ponding solid grain contamination and suspension pollutant by roof drain in inlet for stom water, it is very convenient and alleviate the desilting burden in lake to remove the interception pollutant; Ponding not, interceptor is relatively drier when fine, can anaerobic digestion not produce foul smell; Thereby can not grow mosquitos and flies yet; Play and prevent pollution of area source, prevent the effect depositing, prevent foul smell, prevent mosquitos and flies, for the protection water body, improving urban ecological environment will have crucial meaning.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a sectional view of the present utility model;

Fig. 3 is a kind of roof drain schematic diagram;

Fig. 4 is another kind of roof drain schematic diagram;

Fig. 5 is the structural representation of roof drain mounting bracket.

The specific embodiment

As shown in Figure 1 and Figure 2, the utility model comprises well bore 1, shaft bottom 2, downspout strainer 3, roof drain 4 and support 5, and well bore 1 downspout strainer 3 that is equipped with suitable for reading is sealed with shaft bottom 2 in well bore 1 bottom, described roof drain 4 is arranged in the well bore 1, fixedlys connected with well bore 1 by support 5.

Described well bore 1, shaft bottom 2 can be steel concrete, organic plastics or on-the-spot brick structure.

Wherein, described roof drain 4 is used to tackle solid grain contamination and the suspension pollutant that enters inlet for stom water.

This roof drain 4 is a rectangular box, and its wall and bottom surface have equally distributed hole or groove, and this roof drain 4 can adopt metal material such as steel, iron to make; In order to prevent loss, also can adopt the manufacture of materials of no recovery values such as plastic material.

Fig. 3 is a kind of roof drain, and wall and bottom surface have equally distributed hole, the hole that wall had, and from bottom to top the aperture increases gradually.

Fig. 4 is another kind of roof drain, and wall and bottom surface have equally distributed groove, the groove that wall had, and from bottom to top the line of rabbet joint increases gradually.

When roof drain 4 is installed, at first support 5 usefulness expansion Luo silks 51 are fixed on the narrow limit of inlet for stom water well bore 1, the alignment pin 52 of a high 20mm, diameter 10mm is arranged on the support, the locating hole centrally aligned alignment pin at two ends, axis, roof drain 4 bottom surface is put into.The alignment pin of both sides support is arranged to can be movable, can finely tune according to the installation site in the scope of 40mm, and roof drain is put into smoothly.

During rainfall, the solid grain contamination on rainwater and ground, suspension pollutant enter roof drain 4 by downspout strainer 3 after together importing inlet for stom water, solid grain contamination and the suspension of being tackled by downspout strainer 3 is not blocked in roof drain 4, and hole or the concentrated flow of rainwater by roof drain 2 imports storm sewers and flow away to the shaft bottom.

When implementing the utility model, the construction standard according to existing inlet for stom water is provided with a roof drain at the pipe heights of roofs place of inlet for stom water tube connector, and interception enters the solid grain contamination and the suspension pollutant of inlet for stom water.Roof drain bottom and wall are offered aperture or sulculus according to a certain size grating, roof drain height 350mm, though the great water yield of assurance enter inlet for stom water can be from roof drain infiltration or overflow and can ponding.Roof drain is shelved on the support, can put back to original position more at any time after support is mentioned the interceptor of toppling in the roof drain.Owing to be provided with roof drain, in the inlet for stom water catch-basin need not be set, and roof drain is positioned at upper end, tube connector pipe top in the inlet for stom water, rainwater infiltration after rainfall is finished can ponding in the roof drain, and sanitary condition is good.Special support makes the roof drain installation and empties very convenient.The utility model can be used for manufacturing of whole inlet for stom water, also can be used for the transformation of existing inlet for stom water very easily.

When having the transformation of inlet for stom water now, roof drain can be installed separately, support is installed in the existing inlet for stom water by certain altitude, can form the inlet for stom water of control pollution of area source after putting, be applicable to the large-scale redevelopment of existing inlet for stom water.

Claims

1. one kind has the inlet for stom water of controlling the pollution of area source function, it is characterized in that, this inlet for stom water comprises well bore (1), shaft bottom (2), downspout strainer (3), roof drain (4) and support (5), described well bore (1) bottom is sealed with shaft bottom (2), well bore (1) the described downspout strainer (3) that is equipped with suitable for reading, described roof drain (4) is arranged in the well bore (1), fixedlys connected with well bore (1) by support (5); The sewage that has solid grain contamination and/or suspension pollutant enters inlet for stom water, by entering roof drain (4) behind the downspout strainer (3), in roof drain (4), be not blocked filtration by the pollutant of downspout strainer (3) interception, the rainwater after the filtration by roof drain the hole or concentrated flow to the shaft bottom (2) afterwards remittance storm sewer flow away.

2. inlet for stom water according to claim 1, it is characterized in that described roof drain (4) is a rectangular box, its wall and bottom surface have equally distributed hole or groove, this roof drain (4) is positioned under the downspout strainer (3), places the Guan Ding top of storm sewer by support (5).

3. inlet for stom water as claimed in claim 2 is characterized in that, hole or groove that described roof drain wall is had, the aperture or the line of rabbet joint from bottom to top increase gradually.

4. as claim 1 or 2 or 3 described inlets for stom water, it is characterized in that two ends, described roof drain (4) axis, bottom surface have locating hole, be fixed on the support (5) of well bore two lateral walls and have alignment pin, this alignment pin cooperates with described locating hole, and roof drain is located.

5. as claim 1 or 2 or 3 described inlets for stom water, it is characterized in that described roof drain (4) adopts metal or plastic material to make.