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CN204139302U - One can self-cleaning rectangle storm detention tank - Google Patents

One can self-cleaning rectangle storm detention tank Download PDF

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Publication number
CN204139302U
CN204139302U CN201420500396.1U CN201420500396U CN204139302U CN 204139302 U CN204139302 U CN 204139302U CN 201420500396 U CN201420500396 U CN 201420500396U CN 204139302 U CN204139302 U CN 204139302U
Authority
CN
China
Prior art keywords
rectangle
storm detention
detention tank
tank
cleaning
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.)
Expired - Fee Related
Application number
CN201420500396.1U
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Chinese (zh)
Inventor
程江
赵金保
蔡光胜
邹育杰
蒋页
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.)
Wa Environment Engineering (shanghai) Co Ltd
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Wa Environment Engineering (shanghai) 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.)
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Priority to CN201420500396.1U priority Critical patent/CN204139302U/en
Application granted granted Critical
Publication of CN204139302U publication Critical patent/CN204139302U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to one can self-cleaning rectangle storm detention tank, this storage pond is connected with municipal blow-off line by rainwater collection collector, rectangle storm detention tank comprises vacuum pump, vacuum diaphragm valve, developing room, siphon unit, sludge-tank and pond body, side, bottom is provided with sludge-tank, opposite side is connected with bottom developing room by siphon unit, is connected bottom developing room by vacuum diaphragm valve with vacuum pump.Compared with prior art, the utility model has the advantages such as saving water resource.

Description

One can self-cleaning rectangle storm detention tank
Technical field
The utility model relates to a kind of municipal drainage technology, and especially relating to one can self-cleaning rectangle storm detention tank.
Background technology
The Urban Rain early-stage rainwater that especially heavy rain causes pollutes, and being one of main pollution source of city receiving water body both at home and abroad at present, is also affect receiving water body quality of water environment to improve one of the main reasons further.Storm detention tank be a kind of control early-stage rainwater pollute engineering measure, used for many years abroad, domestic also from 2003 at Building Shanghai storm detention tank, end 2013, Shanghai builds use 11 storm detention tank.In recent years, the ground such as domestic Beijing, Kunming, Wuhan, Nanjing also starts design, builds, runs storm detention tank.But the clean of these storm detention tank itself encounters problem, if unclean or clean unclean for a long time, storage pond can give out a foul smell, and bottom sludge takies pond body bulk.
Such as application number be 201210452419.1 Chinese patent disclose a kind of gate-type for storm detention tank from flusher, this device comprises a storm detention tank, the plane of described storm detention tank is rectangular, and be split into water storage chamber successively from left to right, gallery and catchment, rainwater water inlet pipe and outlet pipe is respectively equipped with in the side of described catchment, in the bottom of described catchment, one proof submersible sand discharging pump is installed, the discharge pipe of described proof submersible sand discharging pump is communicated with outlet pipe, the partition of described water storage chamber and gallery is provided with a flushing door, described water storage chamber and described gallery can be communicated with in bottom when described flushing door is opened, and on the top cover of described water storage chamber upper end, be also provided with one for controlling to rinse the hydraulic control cabinet of door.The present invention possesses stable, energy-conserving and environment-protective and the advantage such as with low cost.But this invention also has some significant defects: the first, when water is insufficient in storage pond, enough flushing waters can not be had; Two is cannot safeguard storage pond when non-rainfall season; Three is water storage chamber insufficient heights, and therefore the potential energy of flushing water accumulation is not enough, can not ensure cleaning performance.
Summary of the invention
The purpose of this utility model be exactly provide to overcome defect that above-mentioned prior art exists a kind of realize water reuse can self-cleaning rectangle storm detention tank.
The purpose of this utility model can be achieved through the following technical solutions:
One can self-cleaning rectangle storm detention tank, this storage pond is connected with municipal blow-off line by rainwater collection collector, described rectangle storm detention tank comprises vacuum pump, vacuum diaphragm valve, developing room, siphon unit, sludge-tank and pond body, side, bottom is provided with sludge-tank, opposite side is connected with bottom developing room by siphon unit, is connected bottom described developing room by vacuum diaphragm valve with vacuum pump.
Described rectangle storm detention tank also comprises atmospheric valve, and described sludge-tank is connected with blow-off line by atmospheric valve.
Described rectangle storm detention tank also comprises alternate source, and described alternate source is connected with pond body.
Described rectangle storm detention tank also comprises control unit, and described control unit is connected with vacuum pump, vacuum diaphragm valve, alternate source and discharging valve.
Described pond body length is less than 160 meters, and gradient is 0 ~ 2.0%.
Described pond body is provided with staircase.
Compared with prior art, the utility model has the following advantages:
1) flushing water derives from the water of regulating and storing of rectangle storm detention tank, has saved water resource, and with respect to the mode of compression flushing water, the utility model make use of the potential energy of flushing water, and energy consumption is lower.
2) this rectangle storm detention tank is equipped with alternate source, and this alternate source plays as developing room provides the effect of flushing water, also can clean storage pond at non-rainy season.
3) system automation controls, overall process information system management, operation stability is high, daily management easy to implement, the automatic vacuum of rectangle storm detention tank rinses desilting facility and carries out Automatic Control by tele-control system, and the regular maintenance of the automatic vacuum flushing desilting facility of rectangle storm detention tank only needs to safeguard vacuum pump and vacuum diaphragm valve.
4) storage pond length is large, and capacity is large, and do not need to be equipped with excessive rainfall storage pond like this and just can regulate and store to rainfall runoff, gradient is little can reduce difficulty of construction, also can reduce the working strength of trimming personnel when storage pond is rebuild simultaneously.
5) staircase can facilitate trimming personnel to enter operation bottom storage pond.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model;
Fig. 2 is the utility model and municipal drainage network connection architecture schematic diagram;
Fig. 3 is a washing water quantity calculating chart of the present utility model;
Fig. 4 is the empty pool mode schematic diagram in embodiment;
Fig. 5 is the water inlet pattern diagram in embodiment;
Fig. 6 is the non-full pool mode schematic diagram in embodiment;
Fig. 7 is the vent mode schematic diagram in embodiment;
Fig. 8 is the vacuum rinse mode schematic diagram in embodiment.
Wherein: 1, automatic control unit, 2, vacuum pump, 3, vacuum diaphragm valve, 4, developing room peak level, 5, developing room, 6, siphon unit, 7, sludge blanket lower limit, 8, sludge-tank, 9, alternate source, 10, the sludge blanket upper limit, 11, Chi Ti, 12, rectangle rainwater storage pool water level, 13, rectangle storm detention tank bottom sludge, 14, current are rinsed, 15, staircase, 16, discharging valve, 17, Accrete clearing device is rinsed, 18, rainwater collection collector, 19, blow-off line.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
One can self-cleaning rectangle storm detention tank, as depicted in figs. 1 and 2, this rectangle storm detention tank is connected with municipal drainage pipe network by rainwater collection collector 18, rectangle storm detention tank comprises vacuum pump 2, vacuum diaphragm valve 3, developing room 4, siphon unit 6, sludge-tank 8 and pond body 11, pond body 11 top is connected with rainwater collection collector 18, side, bottom is provided with sludge-tank 8, and opposite side is connected with bottom developing room 5 by siphon unit 6, is connected bottom developing room 5 by vacuum diaphragm valve 3 with vacuum pump 2.
Rectangle storm detention tank also comprises atmospheric valve 16, and sludge-tank 8 is connected with blow-off line 19 by discharging valve 16.
Wherein the scale of storm detention tank 11 is determined according to the parametric synthesis such as amount of precipitation, rainfall intensity, service area, the runoff coefficient of service range, the pollution reduction target of storage pond of locality, and vacuum pump 2, vacuum diaphragm valve 3, developing room 4 and siphon unit 6 form flushing Accrete clearing device.
The washing water quantity of developing room 5 is determined according to the parametric synthesis such as pipe range, caliber, bottom gradient, pipeline roughness coefficien, duct bottom sediment properties of drainage pipe, the parameter model of its intermediate pump 2 and vacuum diaphragm valve 3 is determined according to actual conditions, wherein the installing space size of vacuum diaphragm valve 3 is not less than 700mm × 900mm, and the spacing of distance periphery structure is not less than 250mm, wherein the width of developing room 4 is not less than 800mm, is convenient to maintenance personal if desired and enters.
The volume of sludge-tank 8 is determined according to 1.2 of washing water quantity times.If pond body 11 utilizes multiple developing room 5 to rinse, then the volume of sludge-tank 8 is 1.2 times of single developing room volume.
Rectangle storm detention tank also comprises alternate source 9, and alternate source 9 is connected with pond body 11, and when in pond body 11, water is inadequate, alternate source 9 can provide rinse water, and when in pond body 11, rainwater is enough, the rainwater in use pond body 11 is as rinse water.
Rectangle storm detention tank also comprises control unit 1, control unit is connected with vacuum pump 2, vacuum diaphragm valve 3, alternate source 9 and discharging valve 16, control unit can rely on pure machine driving to control the switch of vacuum pump 2, vacuum diaphragm valve 3, alternate source 9 and discharging valve 16, also can be controlled their switch by electric signal.
Pond body 11 length is less than 160 meters, and gradient is 0 ~ 2.0%.
Pond body 11 is provided with staircase 15.
Fig. 3 is the washing water quantity calculating chart of rectangle storm detention tank.According to the parameter such as length, width, gradient, vacuum developing room water level of single width gallery bottom rectangle storm detention tank, consult Fig. 2 and can obtain adopting automatic vacuum to rinse the washing water quantity of the rectangle storm detention tank single width gallery of desilting facility.
In figure 3, transverse axis represents gallery length bottom storage pond, and unit is rice, washing water quantity needed for longitudinal axis representation unit width of corridor, and unit is m 3/ m, it is 1.5 meters that four curves are respectively developing room water level, 2 meters, 3 meters and 4 meters time unit width of corridor needed for washing water quantity about the change curve of gallery length bottom storage pond.In addition, the unit width of corridor washing water quantity that Fig. 3 provides be for bottom gallery gradient be 1% rectangle storage pond, if gradient is 2%, then unit width of corridor washing water quantity reduce 0.5m 3/ m, if gradient is 0.5%, then unit width of corridor washing water quantity reduces 0.5m 3/ m.
Such as rectangle storm detention tank parameter is: bottom single width gallery length is 40 meters, and width is 4 meters, and gradient 1%, vacuum are rinsed water level and be set as 3 meters.The washing water quantity looking into figure known unit width of corridor is 3.2m 3/ m, therefore width is the washing water quantity of the single width gallery of 4 meters is 12.8 cubic metres.
Wherein bottom rectangle storm detention tank 11, the length of gallery, width, gradient are determined according to actual conditions.
Fig. 4 ~ Fig. 8 is in rainfall, to the process prescription of rectangle storm detention tank cleaning.
As shown in Figure 4, before rainfall, pond body 11 is empty pond state.
As shown in Figure 5, after rainfall starts, automatic control unit 1 controls vacuum diaphragm valve 3 and opens, and sewage enters in pond body 11 by collection conduit 18, and rectangle rainwater storage pool water level 12 and developing room 5 water level rise simultaneously.
As shown in Figure 6, after rainfall stops, because pond body 11 does not store full, in developing room 5, water level does not arrive developing room peak level 4, automatic control unit 1 controls vacuum pump 2 and opens, store water in pond body 11 and enter developing room 5 by negative pressure of vacuum, water level reaches developing room peak level 4, meets the flushing water level requirement of developing room 5.Afterwards, automatic control unit 1 controls vacuum pump 2 and vacuum diaphragm valve is closed, and keep developing room top vacuum state, developing room peak level 4 does not decline.
As shown in Figure 7, before pond body 11 emptying starts, automatic control unit 1 still controls vacuum pump 2 and vacuum diaphragm valve is closed condition, developing room 5 is because of top vacuum state, and the design feature of siphon unit 6, form siphonage, the flushing water level in developing room 5 keeps peak level 4 constant.After pond body 11 emptying, mud 13 is deposited on bottom pond body 11.
As shown in Figure 8, after pond body 11 emptying, automatic control unit 1 controls vacuum diaphragm valve 3 and opens, large quantity of air enters developing room 5, developing room 5 vacuum declines, the siphonage of siphon unit 6 is destroyed, and causes the flushing water of developing room 5 to pour bottom pond body 11 by developing room 5 foot passage, rinses current 14 pairs of pond bodies 11 and carries out cleaning erosion and deposition.Mud 13 after pond body 11 cleans erosion and deposition and flushing water enter sludge-tank 8, enter blow-off line 19, enter Wastewater Treatment Plant subsequently.

Claims (6)

1. one kind can self-cleaning rectangle storm detention tank, this storage pond is connected with municipal blow-off line by rainwater collection collector, it is characterized in that, described rectangle storm detention tank comprises vacuum pump, vacuum diaphragm valve, developing room, siphon unit, sludge-tank and pond body, side, bottom is provided with sludge-tank, opposite side is connected with bottom developing room by siphon unit, is connected bottom described developing room by vacuum diaphragm valve with vacuum pump.
2. one according to claim 1 can self-cleaning rectangle storm detention tank, and it is characterized in that, described rectangle storm detention tank also comprises atmospheric valve, and described sludge-tank is connected with blow-off line by atmospheric valve.
3. one according to claim 1 can self-cleaning rectangle storm detention tank, and it is characterized in that, described rectangle storm detention tank also comprises alternate source, and described alternate source is connected with pond body.
4. one according to claim 3 can self-cleaning rectangle storm detention tank, and it is characterized in that, described rectangle storm detention tank also comprises control unit, and described control unit is connected with vacuum pump, vacuum diaphragm valve, alternate source and discharging valve.
5. one according to claim 1 can self-cleaning rectangle storm detention tank, and it is characterized in that, described pond body length is less than 160 meters, and gradient is 0 ~ 2.0%.
6. one according to claim 1 can self-cleaning rectangle storm detention tank, and it is characterized in that, described pond body is provided with staircase.
CN201420500396.1U 2014-09-02 2014-09-02 One can self-cleaning rectangle storm detention tank Expired - Fee Related CN204139302U (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104727436A (en) * 2015-03-20 2015-06-24 洼石环境工程(上海)有限公司 Sloping plate device for removing suspended particles in rainwater storage tank and application thereof
CN104727434A (en) * 2015-03-20 2015-06-24 洼石环境工程(上海)有限公司 Rainwater retention tank with pollutant removing function
CN104775506A (en) * 2015-04-18 2015-07-15 重庆文理学院 Storm runoff desanding well of urban road
CN110158751A (en) * 2019-05-30 2019-08-23 安徽正一水务有限公司 A kind of storage pond of tape handling function
CN112459217A (en) * 2020-11-27 2021-03-09 蓝深集团股份有限公司 Rainwater regulation pond that contains high-efficient washing door
CN113309201A (en) * 2021-05-31 2021-08-27 中建丝路建设投资有限公司 Combined grid urban underground pipe canal drainage regulation and storage system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104727436A (en) * 2015-03-20 2015-06-24 洼石环境工程(上海)有限公司 Sloping plate device for removing suspended particles in rainwater storage tank and application thereof
CN104727434A (en) * 2015-03-20 2015-06-24 洼石环境工程(上海)有限公司 Rainwater retention tank with pollutant removing function
CN104775506A (en) * 2015-04-18 2015-07-15 重庆文理学院 Storm runoff desanding well of urban road
CN104775506B (en) * 2015-04-18 2017-05-31 重庆文理学院 Urban road storm runoff removes sand drain
CN110158751A (en) * 2019-05-30 2019-08-23 安徽正一水务有限公司 A kind of storage pond of tape handling function
CN112459217A (en) * 2020-11-27 2021-03-09 蓝深集团股份有限公司 Rainwater regulation pond that contains high-efficient washing door
WO2022110798A1 (en) * 2020-11-27 2022-06-02 蓝深集团股份有限公司 Rainwater accumulation tank having efficient flushing door
KR20220124811A (en) 2020-11-27 2022-09-14 란선 그룹 코퍼레이션 리미티드 Rainwater storage tank with high-efficiency flushing gate
KR102782123B1 (en) 2020-11-27 2025-03-18 란선 그룹 코퍼레이션 리미티드 Rainwater retention tank with high efficiency flushing gate
CN113309201A (en) * 2021-05-31 2021-08-27 中建丝路建设投资有限公司 Combined grid urban underground pipe canal drainage regulation and storage system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150204

CF01 Termination of patent right due to non-payment of annual fee