CN105672452A - Integrated automatic flow adjusting and intercepting well equipment and intercepting process thereof - Google Patents
Integrated automatic flow adjusting and intercepting well equipment and intercepting process thereof Download PDFInfo
- Publication number
- CN105672452A CN105672452A CN201610191847.1A CN201610191847A CN105672452A CN 105672452 A CN105672452 A CN 105672452A CN 201610191847 A CN201610191847 A CN 201610191847A CN 105672452 A CN105672452 A CN 105672452A
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- sewage
- well
- valve
- overflow
- intercepting
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/042—Arrangements of means against overflow of water, backing-up from the drain
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/101—Dedicated additional structures, interposed or parallel to the sewer system
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
- E03F7/04—Valves for preventing return flow
Abstract
The invention discloses integrated automatic flow adjusting and intercepting well equipment which comprises an equipment box, wherein the equipment box is made of a glass fiber reinforced plastic material; the inside of the equipment box is divided into four parts through a crossed glass fiber reinforced plastic clapboard; and the four parts include a combined sewage well, an overflow sewage well, an anti-sewage back-pouring well and a valve well which are sequentially arranged along the clockwise direction. The integrated automatic flow adjusting and intercepting well equipment adopts structure integration, and a rotational flow-limiting valve and a duckbill valve are introduced, thereby avoiding the defects that the construction period of a traditional intercepting well is long, the intercepting sewage quantity is difficult to be accurately controlled, and back pouring can not be prevented. The invention also discloses an intercepting process of the integrated automatic flow adjusting and intercepting well equipment.
Description
Technical field
The present invention relates to a kind of combined sewage to dam equipment, particularly relate to a kind of integration and automatically adjust stream Vatch basin equipment and technique of damming thereof.
Background technology
Lot of domestic and international mature city was nearly all adopt combined drainage system in the past. this system be sanitary sewage, industrial wastewater and rainwater are blended in same pipe duct get rid of system. the combined drainage system occurred the earliest is that directly the combined sewage of eliminating is entered water body nearby without process, owing to sewage is without harmless treatment just discharge, makes receiving water body suffer severe contamination. in order to solve this problem, if all of city domestic sewage, industrial wastewater and rainwater are all sent to sewage treatment plant and process, then need lay bigbore drainage pipeline networks and build large-scale sewage treatment plant, increase and build and running cost, additionally, due to rainwater when the rainfall later stage pollution of environment water is only small, water body can be directly discharged into, therefore lot of domestic and international adopts the mature city of combined drainage system closing on one main that dams of receiving water body limit construction at present, simultaneously before interflow main intersects with the main that dams or intersection Vatch basin is set, and Sewage Plant is set in main downstream of damming. when fine day and rainfall initial stage, all dispatch of all sewage are to Sewage Plant, draining water body after treatment, along with the increase of rainfall, rainfall runoff also increases, after the flow of combined sewage exceedes the conveyance power of water of the main that dams, just there is part combined sewage to be overflowed by Vatch basin, be directly discharged into water body.
The Vatch basin form adopted at present mainly has saltatory Vatch basin, the slot type Vatch basin that dams, side weir formula Vatch basin etc.
The shortcoming of conventional Vatch basin has:
1) armored concrete in-situ casting, long construction period are all adopted;
2) all can not controlling to enter the sewage quantity of wastewater interception pipe when raining heavyly preferably, actual flow is considerably beyond design discharge sometimes, occurs that downstream wastewater is counter to be emitted and bring impact to sewage treatment plant;
3) function singleness, when rainfall is big especially, may result in outside body of water when the water body water level of outside receiving water body is higher than overflow drain and pours in down a chimney entrance Vatch basin.
Summary of the invention
The invention aims to overcome saltatory Vatch basin in prior art, the defect of the slot type Vatch basin that dams, side weir formula Vatch basin etc., provide a kind of integration and automatically adjust stream Vatch basin equipment, have employed structures equipment, rotational flow-limiting valve and duckbill valve are simultaneously introduced it, it is to avoid traditional Vatch basin long construction period, be difficult to accurately control intercepting sewage amount and cannot prevent the defect poured in down a chimney.
Another object of the present invention is to provide a kind of above-mentioned integration and automatically adjusts the technique of damming of stream Vatch basin equipment.
A kind of technical scheme realizing above-mentioned purpose is: stream Vatch basin equipment is adjusted in integration automatically, external common sewer, overflow sewage house steward and intercepting sewage house steward, described integration adjusts stream Vatch basin equipment to include equipment box automatically, described equipment box adopts glass steel material to make, described equipment box is internal is divided into four parts by cross fiberglass dividing plate, this four part is pour in down a chimney well and valve well according to the combined sewage well set gradually clockwise, overflow sewage well, bilge water resisting, wherein:
Described combined sewage well includes combined sewage flange short tube, adjustable downflow weir and is arranged on the combined sewage well manhole cover at described combined sewage well top; One end of described combined sewage flange short tube is connected with described common sewer by flange, and the other end accesses in described combined sewage well; Described combined sewage well is connected with described overflow sewage well by described adjustable downflow weir;
Described bilge water resisting pours in down a chimney well and includes duckbill valve, duckbill valve flange short tube, overflow pipe and be arranged on described bilge water resisting and pour in down a chimney the bilge water resisting at well top and pour in down a chimney well manhole cover; One end of described duckbill valve flange short tube is connected with described overflow sewage well, and the other end is connected with described duckbill valve by flange; Described duckbill valve is arranged on described bilge water resisting and pours in down a chimney in well; One end of described overflow pipe is poured in down a chimney well with described bilge water resisting and is connected, and the other end is connected with described overflow sewage house steward by flange;
Described valve well includes rotational flow-limiting valve, intercepting sewage water inlet pipe, intercepting sewage outlet pipe and is arranged on the valve well manhole cover at described valve well top; One end of described intercepting sewage water inlet pipe is connected with described combined sewage well, and the other end is connected with the water inlet of described rotational flow-limiting valve by flange; The outlet of described rotational flow-limiting valve is connected with one end of described intercepting sewage outlet pipe by flange; The other end of described intercepting sewage outlet pipe is connected with described intercepting sewage house steward by flange.
Stream Vatch basin equipment is adjusted in above-mentioned integration automatically, and wherein, described adjustable downflow weir adopts stainless steel to make, and elongate holes is offered in the bottom of described adjustable downflow weir, and this elongate holes is fixed by stainless steel bolt and described cross fiberglass dividing plate.
Stream Vatch basin equipment is adjusted in above-mentioned integration automatically, wherein, described equipment box be internally provided with some glass reinforcing rib.
Stream Vatch basin equipment is adjusted in above-mentioned integration automatically, and wherein, described combined sewage flange short tube, duckbill valve flange short tube, overflow pipe, intercepting sewage water inlet pipe and intercepting sewage outlet pipe all adopt glass reinforced plastic pipe; Described rotational flow-limiting valve adopts stainless steel to make; Described duckbill valve adopts quality of rubber materials to make.
Present invention also offers a kind of integration and automatically adjust the technique of damming of stream Vatch basin equipment, comprise the following steps:
Step S1, when fine day and rainfall initial stage, the dry flow sewage in combined sewage well is entered into from common sewer, by intercepting sewage water inlet pipe make current along rotational flow-limiting valve water inlet enter rotational flow-limiting valve valve pocket, when flow is less, current pass through with gravity stream mode in valve pocket, are discharged to the intercepting sewage house steward in downstream;
Step S2, when the rainfall later stage, being on the increase owing to entering the combined sewage in combined sewage well, the water-head of rotational flow-limiting valve water inlet and outlet is continuously increased, along with being increased by the flow of the valve pocket of rotational flow-limiting valve, air will pass through rotational flow-limiting valve pore and enter valve pocket, intercepting current makes current form the eddy flow of a kind of axisymmetric, and forms tangential velocity at a high speed in valve pocket, and forms an air column in the middle part of valve pocket, intercept most water outlet, successfully reduce water yield; When the water-head of rotational flow-limiting valve water inlet and outlet reaches design load, the displacement of rotational flow-limiting valve reaches designed displacement, now, even if the water-head of rotational flow-limiting valve water inlet and outlet constantly increases, the displacement of rotational flow-limiting valve is without increase; Unnecessary combined sewage in described combined sewage well is then by adjustable downflow weir overflow to overflow sewage well;
Step S3, when the water level in overflow sewage well rises, is then entered the overflow sewage in overflow sewage well by coupled logical duckbill valve flange short tube and duckbill valve and pours in down a chimney in well to bilge water resisting, then pass through overflow pipe and be expelled to overflow sewage house steward;
Step S4, when the wastewater level in overflow sewage house steward exceedes described overflow pipe, sewage in overflow sewage house steward will pour in down a chimney entrance bilge water resisting and pour in down a chimney in well, overflow sewage well pours in down a chimney well and adopts duckbill valve to be connected with bilge water resisting, pour in down a chimney and enter the bilge water resisting sewage that pours in down a chimney in well and will not enter in overflow sewage well, without the operation having influence on whole integration and automatically adjusting stream Vatch basin equipment;
Step S5, when integration automatically adjusts stream Vatch basin equipment to need to safeguard, opens interflow well manhole cover, bilge water resisting pours in down a chimney well manhole cover and valve well manhole cover access arrangement case keeps in repair.
The technique of damming of stream Vatch basin equipment is adjusted in above-mentioned integration automatically, in step S2, by regulating the flood level of the Altitude control reality of adjustable downflow weir.
Have employed a kind of integration of the present invention and automatically adjust the technical scheme of stream Vatch basin equipment, have employed structures equipment, rotational flow-limiting valve and duckbill valve are simultaneously introduced it, avoid tradition Vatch basin long construction period, be difficult to accurately control intercepting sewage amount and the defect poured in down a chimney cannot be prevented, compared with prior art, it has the beneficial effect that:
1), complete equipment, after factory process completes, be transported to and on-the-spot directly adopt flange to dock with external pipe, it is to avoid the shortcoming of armored concrete Vatch basin long construction period;
2), have employed rotational flow-limiting valve, this valve utilizes the pressure reduction of its entery and delivery port, has accurately controlled the flow of intercepting sewage, it is not necessary to any other power; Avoid the tradition shortcoming that Vatch basin flow-control is inaccurate, operability is poor;
3), have employed duckbill valve, it is to avoid outside body of water likely pours in down a chimney the shortcoming entering tradition Vatch basin.
The technical scheme of the technique of damming of stream Vatch basin equipment is adjusted in a kind of integration adopting the present invention automatically, for in Combined Municipal drainage system, can when fine day, make the sewage dammed enter sewage and cut dirty system, the rainwater exceeding combined closure system can not allowed to enter into cut a dirty system being automatically adjusted when raining heavyly combined closure system again, overflow water will not be allowed again to pour in down a chimney simultaneously, finally reach the purpose of regulation water environment.
Accompanying drawing explanation
The structural representation flowing Vatch basin equipment is adjusted in the integration that Fig. 1 is the present invention automatically;
Fig. 2 is that the A-A of Fig. 1 is to sectional view;
Fig. 3 is that the B-B of Fig. 1 is to sectional view;
Fig. 4 is that the C-C of Fig. 1 is to sectional view.
Detailed description of the invention
The present inventor is in order to enable better technical scheme to be understood, below by specifically embodiment and be described in detail in conjunction with accompanying drawing:
Refer to Fig. 1 to Fig. 4, highly preferred embodiment of the present invention, stream Vatch basin equipment is adjusted in a kind of integration automatically, external common sewer, overflow sewage house steward and intercepting sewage house steward, integration adjusts stream Vatch basin equipment to include equipment box 6 automatically, equipment box 6 adopts glass steel material to make, and equipment box 6 is internal is divided into four parts by cross fiberglass dividing plate 61, and this four part is pour in down a chimney well 3 and valve well 4 according to the combined sewage well 1 set gradually clockwise, overflow sewage well 2, bilge water resisting. Equipment box 6 be internally provided with some glass reinforcing rib 5, glass reinforcing rib 5 is possible to prevent equipment box 6 box deformation.
Referring to Fig. 1 and Fig. 4, combined sewage well 1 includes combined sewage flange short tube 11, adjustable downflow weir 12 and is arranged on the combined sewage well manhole cover 13 at combined sewage well 1 top; One end of combined sewage flange short tube 11 is connected with common sewer by flange, and the other end accesses in combined sewage well 1;Combined sewage well 1 is connected with overflow sewage well 2 by adjustable downflow weir 12; Adjustable downflow weir 12 adopts stainless steel to make, and elongate holes is offered in the bottom of adjustable downflow weir 12, and this elongate holes is fixed with cross fiberglass dividing plate 61 by stainless steel bolt, is adjusted adjustable downflow weir 12 height according to actual water level; Combined sewage well manhole cover 13 is connected with combined sewage well 1, conveniently interflow bilge well 1 is overhauled with overflow sewage well 2.
Referring to Fig. 1 and Fig. 2, bilge water resisting pours in down a chimney well 3 and includes duckbill valve 31, duckbill valve flange short tube 34, overflow pipe 32 and be arranged on bilge water resisting and pour in down a chimney the bilge water resisting at well 3 top and pour in down a chimney well manhole cover 33; One end of duckbill valve flange short tube 34 is connected with overflow sewage well 2, and the other end is connected with duckbill valve 31 by flange; Duckbill valve 31 adopts quality of rubber materials to make, and duckbill valve 31 is arranged on bilge water resisting and pours in down a chimney in well 3; One end of overflow pipe 32 is poured in down a chimney well 3 and is connected with bilge water resisting, and the other end is connected with overflow sewage house steward by flange; Bilge water resisting pours in down a chimney well manhole cover 33 and pours in down a chimney well 3 with bilge water resisting and be connected, and convenient bilge water resisting is poured in down a chimney well overhaul.
Referring to Fig. 1 and Fig. 3, valve well 4 includes rotational flow-limiting valve 41, intercepting sewage water inlet pipe 42, intercepting sewage outlet pipe 43 and is arranged on the valve well manhole cover 44 at valve well 4 top; One end of intercepting sewage water inlet pipe 42 is connected with combined sewage well 1, and the other end is connected with the water inlet of rotational flow-limiting valve 41 by flange; The outlet of rotational flow-limiting valve 41 is connected with one end of intercepting sewage outlet pipe 43 by flange; The other end of intercepting sewage outlet pipe 43 is connected with intercepting sewage house steward by flange. Rotational flow-limiting valve 41 adopts stainless steel to make, rotational flow-limiting valve 41 is the automaton controlling flow, relying solely on current and just can reach to control the effect of flow, be absent from abrasion or aging problem, the water-head of water inlet and outlet is the dynamic action source of rotational flow-limiting valve. Valve well manhole cover 44 is connected with valve well 4, conveniently valve well 4 is overhauled.
Stream Vatch basin equipment is automatically adjusted in the integration of the present invention, and in sewage collection system and buried installation, all materials are both needed to have antiseptic power. The equipment box 6 of this equipment adopts glass epoxy to be formed by connecting, and in order to prevent box deformation, sets up glass reinforcing rib 5 at box house; All pipelines being connected with casing all adopt glass reinforced plastic pipe, and glass reinforced plastic pipe connects all employing flange docking to other equipment relevant. Combined sewage flange short tube 11, duckbill valve flange short tube 34, overflow pipe 32, intercepting sewage water inlet pipe 42 and intercepting sewage outlet pipe 43 all adopt glass reinforced plastic pipe; Rotational flow-limiting valve 41 adopts stainless steel, and duckbill valve 31 adopts quality of rubber materials.
The integration of the present invention is adjusted in stream Vatch basin equipment automatically, and the function of each several part is as follows:
(1), the function of combined sewage well 1, one is when fine day and rainfall initial stage, is responsible for an outside dry flow sewage to be all drained in intercepting sewage water inlet pipe 42; Two is in the rainfall later stage, is responsible for part intercepting sewage to be drained in intercepting sewage water inlet pipe 42, and simultaneously unnecessary combined sewage is by adjustable weir flow weir 12 overflow to overflow sewage well 2;
(2), the function of overflow sewage well 2, be responsible for that the combined sewage entered into by the overflow of adjustable downflow weir 12 in overflow sewage well 2 is all drained into bilge water resisting by duckbill valve 31 and pour in down a chimney in well 3;
(3), bilge water resisting pour in down a chimney the function of well 3, one is responsible for all being discharged to overflow sewage house steward and outside body of water entering, by duckbill valve 31, the overflow combined sewage that bilge water resisting pours in down a chimney in well 3 by overflow pipe 32;Two is when overflow sewage house steward and outside body of water water level exceed overflow pipe 32, and outside body of water will pour in down a chimney and enters into bilge water resisting and pour in down a chimney in well 3, and under this operating mode, bilge water resisting pours in down a chimney well 3 does not allow sewage enter in overflow sewage well 2 by duckbill valve 31;
(4), the function of valve well 4, one is when fine day and rainfall initial stage, and rotational flow-limiting valve 41 is responsible for the dry flow sewage entered from combined sewage well 1 to be all discharged in intercepting sewage outlet pipe 43; Two is in the rainfall later stage, rotational flow-limiting valve 41 is responsible for draining in intercepting sewage outlet pipe 43 from the part intercepting sewage of combined sewage well 1, rotational flow-limiting valve 41 is by the water-head of its water inlet and outlet i.e. front and back water-head, it is automatically adjusted its displacement, when front and back water-head exceedes design load, the maximum displacement of rotational flow-limiting valve 41 is design maximum flow, now, even if the water-head before and after rotational flow-limiting valve 41 constantly increases, the displacement of rotational flow-limiting valve 41 is without increase.
The operation principle of the integration of present invention tune stream Vatch basin equipment automatically is:
The intercepting sewage design maximum flow formula of Vatch basin is as follows:
Q '=(n0+1)Qdr
Q ' intercepting sewage design discharge, unit L/S;
N0 interception ratio; Generally take 2-5;
QdrDry flow sewage design discharge before Vatch basin, unit L/S;
Dry flow sewage design discharge Q when choosing Vatch basin, before Vatch basindrWith interception ratio n0Be one and determine value, then intercepting sewage design maximum flow Q ' is exactly one and determines value. The function one of Vatch basin is, when fine day and rainfall initial stage, the whole sewage in upstream enters into the sewage treatment plant in downstream; Two is in the rainfall later stage, the maximum stream flow of actual intercepting sewage does not exceed design maximum flow Q ', if actual intercepting sewage amount is far longer than design maximum flow Q ', will occur that downstream intercepting sewage pipe network sewage is counter to be emitted and bring impact to sewage treatment plant.
Stream Vatch basin equipment is adjusted in the integration of the present invention automatically, when mounted, directly it is transported to job site, outside common sewer is connected to combined sewage flange short tube 11, outside intercepting sewage house steward is connected to throttling sewage outlet pipe 43, outside overflow sewage house steward is connected to overflow pipe 32, and this equipment gets final product work. After integration adjusts stream Vatch basin equipment to install automatically, at commissioning phase, it is possible to according to actual operating mode, control the flood level of reality by regulating the height of adjustable downflow weir 12.
Integration provided by the invention adjusts the technique of damming of stream Vatch basin equipment to comprise the following steps automatically:
Step S1, when fine day and rainfall initial stage, the dry flow sewage in combined sewage well 1 is entered into from common sewer, by intercepting sewage water inlet pipe 42 make current along rotational flow-limiting valve 41 water inlet enter rotational flow-limiting valve 41 valve pocket, when flow is less, current pass through with gravity stream mode in valve pocket, are discharged to the intercepting sewage house steward in downstream;
Step S2, when the rainfall later stage, it is on the increase owing to entering the combined sewage in combined sewage well 1, the water-head of rotational flow-limiting valve 41 water inlet and outlet is continuously increased, along with the flow of the valve pocket by rotational flow-limiting valve 41 increases, air will pass through rotational flow-limiting valve 41 pore and enter valve pocket, intercepting current makes current form the eddy flow of a kind of axisymmetric, and in valve pocket, form tangential velocity at a high speed, and in the middle part of valve pocket, form an air column, intercept most water outlet, successfully reduce water yield;When the water-head of rotational flow-limiting valve 41 water inlet and outlet reaches design load, the displacement of rotational flow-limiting valve 41 reaches designed displacement and maximum displacement, now, even if the water-head of rotational flow-limiting valve 41 water inlet and outlet constantly increases, the displacement of rotational flow-limiting valve 41 is without increase; Unnecessary combined sewage in combined sewage well 1 is then by adjustable downflow weir 12 overflow to overflow sewage well;
Step S3, when the water level in overflow sewage well 2 rises, then by coupled logical duckbill valve flange short tube 34 and duckbill valve 31 overflow sewage in overflow sewage well 2 entered and pour in down a chimney in well 3 to bilge water resisting, then pass through overflow pipe 32 and be expelled to overflow sewage house steward;
Step S4, when the wastewater level in overflow sewage house steward exceedes overflow pipe 32, sewage in overflow sewage house steward will pour in down a chimney entrance bilge water resisting and pour in down a chimney in well 3, overflow sewage well 2 pours in down a chimney well 3 and adopts duckbill valve 31 to be connected with bilge water resisting, pour in down a chimney entrance bilge water resisting to pour in down a chimney the sewage in well 3 and will not enter in overflow sewage well 2, without the operation having influence on whole integration and automatically adjusting stream Vatch basin equipment;
Step S5, when integration automatically adjusts stream Vatch basin equipment to need to safeguard, opens interflow well manhole cover 13, bilge water resisting pours in down a chimney well manhole cover 33 and valve well manhole cover 44 access arrangement case keeps in repair.
Stream Vatch basin equipment is automatically adjusted in the integration of the present invention, equipment box adopts fiberglass corrosion resistant material to process, it is to avoid the shortcoming that traditional Vatch basin site operation cycle long difficulty is big; Have employed rotational flow-limiting valve, control the maximum displacement of intercepting sewage amount automatically and accurately, and extra power source need not be increased, it is to avoid the traditional shortcoming that Vatch basin flow-control is inaccurate, operability is poor; Have employed the duckbill valve that bilge water resisting pours in down a chimney, it is to avoid likely pour in down a chimney the shortcoming entering tradition Vatch basin due to outside body of water.
In sum, stream Vatch basin equipment is adjusted in the integration of the present invention automatically, have employed structures equipment, be simultaneously introduced rotational flow-limiting valve and duckbill valve, it is to avoid traditional Vatch basin long construction period, be difficult to accurately control intercepting sewage amount and cannot prevent the defect poured in down a chimney. The technique of damming of stream Vatch basin equipment is adjusted in the integration of invention automatically, for in Combined Municipal drainage system, can when fine day, make the sewage dammed enter sewage and cut dirty system, the rainwater exceeding combined closure system can not allowed to enter into cut a dirty system being automatically adjusted when raining heavyly combined closure system again, overflow water will not be allowed again to pour in down a chimney simultaneously, finally reach the purpose of regulation water environment.
Those of ordinary skill in the art will be appreciated that, above embodiments is intended merely to the explanation present invention, and it is not used as limitation of the invention, as long as in the spirit of the present invention, to the change of embodiment described above, modification all by the Claims scope dropping on the present invention.
Claims (6)
1. stream Vatch basin equipment is adjusted in integration automatically, external common sewer, overflow sewage house steward and intercepting sewage house steward, it is characterized in that, described integration adjusts stream Vatch basin equipment to include equipment box automatically, described equipment box adopts glass steel material to make, described equipment box is internal is divided into four parts by cross fiberglass dividing plate, and this four part is pour in down a chimney well and valve well according to the combined sewage well set gradually clockwise, overflow sewage well, bilge water resisting, wherein:
Described combined sewage well includes combined sewage flange short tube, adjustable downflow weir and is arranged on the combined sewage well manhole cover at described combined sewage well top; One end of described combined sewage flange short tube is connected with described common sewer by flange, and the other end accesses in described combined sewage well; Described combined sewage well is connected with described overflow sewage well by described adjustable downflow weir;
Described bilge water resisting pours in down a chimney well and includes duckbill valve, duckbill valve flange short tube, overflow pipe and be arranged on described bilge water resisting and pour in down a chimney the bilge water resisting at well top and pour in down a chimney well manhole cover;One end of described duckbill valve flange short tube is connected with described overflow sewage well, and the other end is connected with described duckbill valve by flange; Described duckbill valve is arranged on described bilge water resisting and pours in down a chimney in well; One end of described overflow pipe is poured in down a chimney well with described bilge water resisting and is connected, and the other end is connected with described overflow sewage house steward by flange;
Described valve well includes rotational flow-limiting valve, intercepting sewage water inlet pipe, intercepting sewage outlet pipe and is arranged on the valve well manhole cover at described valve well top; One end of described intercepting sewage water inlet pipe is connected with described combined sewage well, and the other end is connected with the water inlet of described rotational flow-limiting valve by flange; The outlet of described rotational flow-limiting valve is connected with one end of described intercepting sewage outlet pipe by flange; The other end of described intercepting sewage outlet pipe is connected with described intercepting sewage house steward by flange.
2. stream Vatch basin equipment is adjusted in integration as claimed in claim 1 automatically, it is characterized in that, described adjustable downflow weir adopts stainless steel to make, and elongate holes is offered in the bottom of described adjustable downflow weir, and this elongate holes is fixed by stainless steel bolt and described cross fiberglass dividing plate.
3. stream Vatch basin equipment is adjusted in integration as claimed in claim 1 automatically, it is characterised in that described equipment box be internally provided with some glass reinforcing rib.
4. stream Vatch basin equipment is adjusted in integration as claimed in claim 1 automatically, it is characterised in that described combined sewage flange short tube, duckbill valve flange short tube, overflow pipe, intercepting sewage water inlet pipe and intercepting sewage outlet pipe all adopt glass reinforced plastic pipe; Described rotational flow-limiting valve adopts stainless steel to make; Described duckbill valve adopts quality of rubber materials to make.
5. the technique of damming of stream Vatch basin equipment is adjusted in integration as claimed in claim 1 automatically, it is characterised in that comprise the following steps:
Step S1, when fine day and rainfall initial stage, the dry flow sewage in combined sewage well is entered into from common sewer, by intercepting sewage water inlet pipe make current along rotational flow-limiting valve water inlet enter rotational flow-limiting valve valve pocket, when flow is less, current pass through with gravity stream mode in valve pocket, are discharged to the intercepting sewage house steward in downstream;
Step S2, when the rainfall later stage, being on the increase owing to entering the combined sewage in combined sewage well, the water-head of rotational flow-limiting valve water inlet and outlet is continuously increased, along with being increased by the flow of the valve pocket of rotational flow-limiting valve, air will pass through rotational flow-limiting valve pore and enter valve pocket, intercepting current makes current form the eddy flow of a kind of axisymmetric, and forms tangential velocity at a high speed in valve pocket, and forms an air column in the middle part of valve pocket, intercept most water outlet, successfully reduce water yield; When the water-head of rotational flow-limiting valve water inlet and outlet reaches design load, the displacement of rotational flow-limiting valve reaches designed displacement, now, even if the water-head of rotational flow-limiting valve water inlet and outlet constantly increases, the displacement of rotational flow-limiting valve is without increase; Unnecessary combined sewage in described combined sewage well is then by adjustable downflow weir overflow to overflow sewage well;
Step S3, when the water level in overflow sewage well rises, is then entered the overflow sewage in overflow sewage well by coupled logical duckbill valve flange short tube and duckbill valve and pours in down a chimney in well to bilge water resisting, then pass through overflow pipe and be expelled to overflow sewage house steward;
Step S4, when the wastewater level in overflow sewage house steward exceedes described overflow pipe, sewage in overflow sewage house steward will pour in down a chimney entrance bilge water resisting and pour in down a chimney in well, overflow sewage well pours in down a chimney well and adopts duckbill valve to be connected with bilge water resisting, pour in down a chimney and enter the bilge water resisting sewage that pours in down a chimney in well and will not enter in overflow sewage well, without the operation having influence on whole integration and automatically adjusting stream Vatch basin equipment;
Step S5, when integration automatically adjusts stream Vatch basin equipment to need to safeguard, opens interflow well manhole cover, bilge water resisting pours in down a chimney well manhole cover and valve well manhole cover access arrangement case keeps in repair.
6. the technique of damming of stream Vatch basin equipment is adjusted in integration automatically as claimed in claim 5, it is characterised in that in step S2, by regulating the flood level of the Altitude control reality of adjustable downflow weir.
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| CN201610191847.1A CN105672452A (en) | 2016-03-30 | 2016-03-30 | Integrated automatic flow adjusting and intercepting well equipment and intercepting process thereof |
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| CN201610191847.1A CN105672452A (en) | 2016-03-30 | 2016-03-30 | Integrated automatic flow adjusting and intercepting well equipment and intercepting process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109162342A (en) * | 2018-07-20 | 2019-01-08 | 浙江绿维环境股份有限公司 | Intelligent more lattice rain dirt Vatch basins |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109162342A (en) * | 2018-07-20 | 2019-01-08 | 浙江绿维环境股份有限公司 | Intelligent more lattice rain dirt Vatch basins |
| CN109162342B (en) * | 2018-07-20 | 2023-11-14 | 浙江绿维环境股份有限公司 | Intelligent multi-grid rain and sewage intercepting well |
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