CN103574142A - Pontoon flow-limiting valve applied to combined-system sewage catch basin - Google Patents
Pontoon flow-limiting valve applied to combined-system sewage catch basin Download PDFInfo
- Publication number
- CN103574142A CN103574142A CN201210285133.9A CN201210285133A CN103574142A CN 103574142 A CN103574142 A CN 103574142A CN 201210285133 A CN201210285133 A CN 201210285133A CN 103574142 A CN103574142 A CN 103574142A
- Authority
- CN
- China
- Prior art keywords
- floating drum
- limiting valve
- flow
- brake lining
- pontoon
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/30—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a gate valve or sliding valve
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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
- E03F5/105—Accessories, e.g. flow regulators or cleaning devices
- E03F5/106—Passive flow control devices, i.e. not moving during flow regulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
Abstract
The invention discloses a pontoon flow-limiting valve applied to a combined-system sewage catch basin. The pontoon flow-limiting valve is arranged at a draining pipe of a catch basin and is characterized by consisting of three parts of a pontoon, a driving device and a brake pad; the pontoon is connected with the driving device through a linkage arm; a gear combination is arranged in the driving device, the driving device is connected with the brake pad through the gear engagement and drives gears to rotate along with the up and down floating of the pontoon, so that the up and down movement of the brake pad is controlled, and the purpose of limiting the flow is realized. According to the pontoon flow-limiting valve applied to the combined-system sewage catch basin, which is disclosed by the invention, seriously-polluted combined sewage can be highly effectively blocked from entering an intercepting main sewer, the consistency of the fed water of a sewage disposal plant is improved, and the pollution of rainwater to a river channel is effectively reduced.
Description
Technical field
The present invention relates to Combined Municipal drainage system moderate rain dirty treatment technology, particularly a kind of floating drum flow-limiting valve for combined sewer intercepting well.
Background technique
Urban Drainage System mainly contains combined system, separate system and shutoff type combined system.In recent years; along with the reinforcement of country to the attention of environmental protection and management intensity, and the raising of economic strength, newly built city district, various places adopts the dirty combined flow system system of rain substantially; and the original drainage pipeline networks in old town is transformed, be that what to adopt is shutoff type combined system mostly.Shutoff type combined system is exactly the form collection sewage that utilizes original collecting fitting and lay sewage intercepting sewer along both sides, river course, and specific practice arranges intercepting well before sewage dams main.The caliber of main of damming is determined according to the dry flow sewage amount of this section and interception ratio.
This displacement hull is obtained certain effect in the concrete enforcement of old town, various places to intercept sewage, but because existing intercepting well does not have current limiting measures, the amount of rainfall that causes damming is excessive, diluting effect due to rainwater, greatly reduce sewage treatment works at the influent concentration in rainy season, affected the effect of sewage biochemical treatment; The main downstream amount of damming that simultaneously causes damming is excessive, and the sewage of upstream can only overflow to river course, causes larger pollution.
Summary of the invention
For above-mentioned problems of the prior art, the object of the invention is: a kind of floating drum flow-limiting valve for combined sewer intercepting well is provided, it can reasonably be controlled and connect flow, and the influent concentration of sewage treatment works while being increased in rainy season reduces the pollution load of overflow to river course
The technical solution adopted for the present invention to solve the technical problems is:
A floating drum flow-limiting valve for combined sewer intercepting well, described floating drum flow-limiting valve is arranged on the outlet pipe place of intercepting well, floating drum, transmission device and brake lining three parts, consists of; Described floating drum is connected with described transmission device by transmission arm, described transmission device inside is provided with Gear combination, and by gear, mesh with described brake lining and be connected, and along with the driven gear that fluctuates of floating drum rotates, thereby control moving up and down of brake lining, reach the object of current limliting.
As preferred version, described floating drum is a hollow stainless steel closed cylinder, can bubble through the water column.
As preferred version, one end of described transmission arm is fixedly connected with described floating drum, and the other end is a gear, and meshes with the Gear combination of described transmission device inside.
As preferred version, when described floating drum is placed in minimum floating-point, described brake lining is opened completely.
As preferred version, when described floating drum is placed in the highest floating-point, described brake lining is not exclusively closed.
As preferred version, the width of described brake lining should adapt with the diameter of effluent pipe mouth, thereby while putting down brake lining, can reach the effect of current limliting.
As preferred version, described brake lining according to the different set of water level different open degree.
The invention has the beneficial effects as follows: the beneficial effect of the present invention and more existing current-limiting apparatus contrasts is: without power, stable and reliable operation, installation simple and fast; Non-maintaining; Without flow, suddenly change; Without subsequent adjustment; Without loss of head; Sturdy and durable; Have in the situation of backwater and also can keep stable performance; In addition, can dam the efficiently combined sewage of heavy contamination of the intercepting well after improvement enters the main that dams, and improves the influent concentration of sewage treatment works, has effectively reduced the pollution of rainwater to river course.
Accompanying drawing explanation
Fig. 1 is the mounting point schematic diagram of floating drum flow-limiting valve of the present invention;
Fig. 2 is floating drum flow-limiting valve structural representation of the present invention;
Fig. 3 is the working state figure of floating drum flow-limiting valve when dry season;
Fig. 4 the is floating drum flow-limiting valve working state figure in rainwater stage in the early stage;
Fig. 5 is the working state figure of floating drum flow-limiting valve in rainwater stage middle and later periods.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, basic structure of the present invention is only described in a schematic way, so it only show the formation relevant with the present invention.
As shown in Figure 1: catch basin 1 two ends are respectively equipped with an intake pipe 2 and an outlet pipe 3, middle part is provided with a discharge pipe 6, waste pipe mouth of pipe the place ahead is also provided with an overflow weir 5, floating drum flow-limiting valve of the present invention is arranged on the position of outlet pipe 3, thereby realize, the sewage entering in catch basin 1 is controlled, when water level does not reach the height of overflow weir 5, sewage is discharged from outlet pipe 3 by floating drum flow-limiting valve 4, when water level surpasses while reaching the height of overflow weir 5, sewage major part drains in river course 7 from discharge pipe 6 by overflow weir 5, discharges on a small quantity from outlet pipe.
As shown in Figure 2: a kind of floating drum flow-limiting valve for combined sewer intercepting well, is comprised of floating drum 41, transmission device 43 and valve block 44 3 parts; Described floating drum 41 is connected with described transmission device 43 by transmission arm 42, described transmission device 43 inside are provided with Gear combination, and by gear, mesh with described brake lining 44 and be connected, and along with the driven gear that fluctuates of floating drum 41 rotates, thereby control moving up and down of brake lining 44, reach the object of current limliting.
The dam relation of current-limiting apparatus brake lining open degree and water level, along with the lifting of water level, reduces gradually but not exclusively closes.Open degree represents inflow-rate of water turbine, and the relation of its inflow-rate of water turbine and water level is as follows:
Water level is in 0 ~ h1: inflow-rate of water turbine is linear change with water level.
Water level is in h1 ~ h2: inflow-rate of water turbine is substantially constant with the variation of water level.
Water level is in h2 ~ h3: inflow-rate of water turbine increases gradually with the variation of water level, but increases not obvious.
Wherein,
The scope of h1 is probably in 1/2 left and right of diameter;
The scope of h2 is determined according to its limit flow;
H3 is the maximum stage of design.
Floating drum flow-limiting valve working state in intercepting well, comprises following step:
As shown in Figure 3: in the sewage stage in dry season: the interior water level of intercepting well 1 is lower, floating drum 41 positions are lower, brake lining 44 is in maximum open degree, and the sewage in combined system pipeline all enters sewage intercepting sewer, and flows out from outlet pipe 3;
As shown in Figure 4: the early-stage rainwater stage: the interior water level of intercepting well 1 rises gradually, rise gradually in floating drum 41 positions, brake lining 44 reduces open degree gradually, and the amount of damming strengthens gradually, sewage in combined system pipeline and early-stage rainwater major part enter sewage intercepting sewer, and flow out from outlet pipe 3;
As shown in Figure 5: in rainwater stage middle and later periods: the interior water level of intercepting well 1 is higher, and water level rises gradually, rise gradually in floating drum 41 positions, brake lining 44 reduces open degree gradually, the amount of damming substantially constant, the sewage in combined system pipeline and rainwater enter sewage intercepting sewer with steady flow, and flow out from outlet pipe 3;
By above improvement, the effect after enforcement is as follows: 1, during rainy season, Sewage Plant inlet COD concentration can be brought up to and be about 300mg/l, has increased the year pollution emission reduction amount of Sewage Plant.2, sewage cuts dirty main the spillway discharge of intercepting well is more balanced on the way, and the concentrated contaminated water of having avoided concentrated overflow to bring to river course has reduced the total amount of pollutants discharge of overflow simultaneously.
More than show major character and the innovative point of only having described this programme.Those skilled in the art should understand, and this programme is not restricted to the described embodiments.Do not departing under the prerequisite of the innovation point and protection domain, this programme also has various variations, and these changes and improvements all will fall in the claimed scope of this programme.The claimed scope of this programme is limited by appending claims and equivalent thereof.
Claims (7)
1. for a floating drum flow-limiting valve for combined sewer intercepting well, described floating drum flow-limiting valve is arranged on the outlet pipe place of intercepting well, it is characterized in that, floating drum, transmission device and brake lining three parts, consists of; Described floating drum is connected with described transmission device by transmission arm, described transmission device inside is provided with Gear combination, and by gear, mesh with described brake lining and be connected, and along with the driven gear that fluctuates of floating drum rotates, thereby control moving up and down of brake lining, reach the object of current limliting.
2. a kind of floating drum flow-limiting valve for combined sewer intercepting well as claimed in claim 1, is characterized in that, described floating drum is a hollow stainless steel closed cylinder, can bubble through the water column.
3. a kind of floating drum flow-limiting valve for combined sewer intercepting well as claimed in claim 1, is characterized in that, one end of described transmission arm is fixedly connected with described floating drum, and the other end is a gear, and meshes with the Gear combination of described transmission device inside.
4. a kind of floating drum flow-limiting valve for combined sewer intercepting well as claimed in claim 1, is characterized in that, when described floating drum is placed in minimum floating-point, described brake lining is opened completely.
5. a kind of floating drum flow-limiting valve for combined sewer intercepting well as claimed in claim 1, is characterized in that, when described floating drum is placed in the highest floating-point, described brake lining is not exclusively closed.
6. a kind of floating drum flow-limiting valve for combined sewer intercepting well as claimed in claim 1, is characterized in that, the width of described brake lining should adapt with the diameter of effluent pipe mouth, thereby while putting down brake lining, can reach the effect of current limliting.
7. a kind of floating drum flow-limiting valve for combined sewer intercepting well as claimed in claim 1, is characterized in that, described brake lining according to the different set of water level different open degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210285133.9A CN103574142A (en) | 2012-08-10 | 2012-08-10 | Pontoon flow-limiting valve applied to combined-system sewage catch basin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210285133.9A CN103574142A (en) | 2012-08-10 | 2012-08-10 | Pontoon flow-limiting valve applied to combined-system sewage catch basin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103574142A true CN103574142A (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210285133.9A Pending CN103574142A (en) | 2012-08-10 | 2012-08-10 | Pontoon flow-limiting valve applied to combined-system sewage catch basin |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850333A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Water pool water outlet flow rate automatic regulating structure |
| CN103866847A (en) * | 2014-02-21 | 2014-06-18 | 武汉圣禹排水系统有限公司 | Floating-ball flow intercepting device |
| CN104100763A (en) * | 2014-06-30 | 2014-10-15 | 武汉圣禹排水系统有限公司 | Shutoff valve with pontoon |
| CN108412026A (en) * | 2018-03-19 | 2018-08-17 | 华蓝设计（集团）有限公司 | A kind of hydraulic automatism control intercepting sewage well |
| CN113685566A (en) * | 2021-08-20 | 2021-11-23 | 上海欧特莱阀门机械有限公司 | Flow regulating valve with stroke amplifying mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2292954A (en) * | 1994-09-07 | 1996-03-13 | Caroma Ind Ltd | Float arm interconnection mechanism for a cistern or flush tank |
| US6626201B1 (en) * | 1998-09-03 | 2003-09-30 | Jong Sun Kim | Apparatus for preventing reverse flow in drainage |
| CN101435211A (en) * | 2008-12-03 | 2009-05-20 | 蒋方明 | Initial stage rain water flow-discharging apparatus |
| CN101446106A (en) * | 2007-11-27 | 2009-06-03 | 贵阳铝镁设计研究院 | Automatic closing method and device of red mud disposal drainage shaft |
| CN202324152U (en) * | 2011-10-28 | 2012-07-11 | 安徽汉威智能科技有限公司 | Rain-sewage diversion device |
| CN202718232U (en) * | 2012-08-10 | 2013-02-06 | 烟台水泰和水科技有限公司 | Buoy flow-limiting valve for combined system sewage intercepting well |
-
2012
- 2012-08-10 CN CN201210285133.9A patent/CN103574142A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2292954A (en) * | 1994-09-07 | 1996-03-13 | Caroma Ind Ltd | Float arm interconnection mechanism for a cistern or flush tank |
| US6626201B1 (en) * | 1998-09-03 | 2003-09-30 | Jong Sun Kim | Apparatus for preventing reverse flow in drainage |
| CN101446106A (en) * | 2007-11-27 | 2009-06-03 | 贵阳铝镁设计研究院 | Automatic closing method and device of red mud disposal drainage shaft |
| CN101435211A (en) * | 2008-12-03 | 2009-05-20 | 蒋方明 | Initial stage rain water flow-discharging apparatus |
| CN202324152U (en) * | 2011-10-28 | 2012-07-11 | 安徽汉威智能科技有限公司 | Rain-sewage diversion device |
| CN202718232U (en) * | 2012-08-10 | 2013-02-06 | 烟台水泰和水科技有限公司 | Buoy flow-limiting valve for combined system sewage intercepting well |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850333A (en) * | 2014-02-21 | 2014-06-11 | 武汉圣禹排水系统有限公司 | Water pool water outlet flow rate automatic regulating structure |
| CN103866847A (en) * | 2014-02-21 | 2014-06-18 | 武汉圣禹排水系统有限公司 | Floating-ball flow intercepting device |
| CN103850333B (en) * | 2014-02-21 | 2015-11-25 | 武汉圣禹排水系统有限公司 | Pond water flow self-regulation structure |
| CN104100763A (en) * | 2014-06-30 | 2014-10-15 | 武汉圣禹排水系统有限公司 | Shutoff valve with pontoon |
| CN108412026A (en) * | 2018-03-19 | 2018-08-17 | 华蓝设计（集团）有限公司 | A kind of hydraulic automatism control intercepting sewage well |
| CN113685566A (en) * | 2021-08-20 | 2021-11-23 | 上海欧特莱阀门机械有限公司 | Flow regulating valve with stroke amplifying mechanism |
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Application publication date: 20140212 |