CN105688462A - Water distribution and collection trough of rectangular feeding-while-discharging precipitation tank - Google Patents
Water distribution and collection trough of rectangular feeding-while-discharging precipitation tank Download PDFInfo
- Publication number
- CN105688462A CN105688462A CN201610224528.6A CN201610224528A CN105688462A CN 105688462 A CN105688462 A CN 105688462A CN 201610224528 A CN201610224528 A CN 201610224528A CN 105688462 A CN105688462 A CN 105688462A
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- wall
- water distribution
- sedimentation tank
- entered
- water leg
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2494—Feed or discharge mechanisms for settling tanks provided with means for the removal of gas, e.g. noxious gas, air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/30—Control equipment
- B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Sewage (AREA)
Abstract
The invention provides a water distribution and collection trough of a rectangular feeding-while-discharging precipitation tank. The water distribution and collection trough is composed of a main wall, a middle wall, a left wall, a bottom wall, a guide plate, a water inlet hole, a water distribution pipe, and a gas release pipe. The water distribution and collection trough is arranged along one side of the water distribution and collection trough. Water can be uniformly distributed and collected through a small-hole diameter water distribution pipe and a secondary water distribution groove, bubbles in the influent water can be released through the gas release pipe, precipitation effect of the precipitation tank is ensured, and outlet water in better quality can be discharged.
Description
Technical field
The present invention relates to a kind of sewage-treatment plant, particularly relate to one and enter while go out rectangle sedimentation tank water distribution water leg, belong to water-treatment technology field。
Background technology
Enter while going out rectangle sedimentation tank is the Zhou Jinzhou improved form going out radial-flow sedimentation tank, be a kind of newer type sedimentation tank for sewage disposal。This kind of rectangle sedimentation tank has capacity utilization height, and surface loading is big, and the time of staying is short, the features such as effluent quality is good, construction investment is low, having broad applicability, large, medium and small type Sewage Plant and multiple-quality water all can be applied, thus it is subject to general concern and attention。Entering while go out the height of the quality of rectangle sedimentation tank sedimentation effect, capacity utilization, an important influence factor is exactly the uniformity of water distribution。Water distribution uniformity is relevant with the width of distribution channel, the depth of water, distributing hole aperture, distributing hole pitch-row, base slope etc.。
Distribution channel design form common at present has three kinds: one is that distributing hole aperture is identical, and pitch-row is equal, and distribution channel bottom land level, distribution channel width uniformly increases along water (flow) direction；One is that distributing hole aperture is identical, and pitch-row is equal, and distribution channel width is constant, is gradually lowered along water (flow) direction bottom land, forms base slope；One is that distribution channel groove width is constant, bottom land level, and distributing hole aperture is identical, but pitch-row is not etc.。The design of first two distribution channel is that distribution channel is designed to trapezoidal gradual change groove, structure is complicated, civil engineering difficulty is big, engineering practicability is undesirable, and latter distribution channel is designed as uneven cloth well format, and it calculates complexity, and spacing precision when practice of construction in each hole is difficult to grasp, all there is the problem that water distribution is uneven in actual applications in therefore common at present distribution channel design form, in turn results in and catchment uneven, affect effluent quality of sedimentation tank。Additionally, owing to entering while go out rectangle sedimentation tank and apply generally as second pond, therefore sedimentation tank water inlet generally can carry substantial amounts of bubble, and common distribution channel is in the problem being designed without considering to release gas, easily cause bubble along with the precipitation zone of water distribution entrance sedimentation tank, make float be difficult to settle, have impact on the sedimentation effect of sedimentation tank。
Summary of the invention
It is an object of the invention to provide a kind of enter while go out rectangle sedimentation tank water distribution water leg, with solve existing enter while go out rectangle sedimentation tank water distribution and catchment uneven, the problems such as portable bubble of intaking。
The invention provides a kind of enter while go out rectangle sedimentation tank water distribution water leg, it is by main wall, Zhong Qiang, Zuo Qiang, Di Qiang, deflector, inlet opening, sparge pipe and releases trachea and forms；Zhong Qiang and end wall form a cross structure, and the left end of end wall and Zuo Qiang are vertically connected, and the right-hand member of end wall and main wall are vertically connected。
Further, one is entered while go out rectangle sedimentation tank water distribution water leg, and inlet opening is opened on main wall, and the bottom surface of inlet opening is higher than the upper plane of end wall。
Further, one is entered while go out rectangle sedimentation tank water distribution water leg, the inner space that middle wall epimere, end wall and main wall are formed is one-level distribution channel, elongated layout sparge pipe bottom one-level distribution channel, sparge pipe diameter is 50 ~ 65mm, suitable for reading and end opening flushes with plane and lower plane on end wall respectively, and arrangement pitch is 200 ~ 1000mm。
Further, one is entered while go out rectangle sedimentation tank water distribution water leg, and the inner space that middle wall hypomere, Di Qiang, main wall and deflector are formed is graduation two tank, and deflector two ends are vertical, and stage casing tilts。
Further, one is entered while go out rectangle sedimentation tank water distribution water leg, and the inner space that Zuo Qiang, Di Qiang and middle wall epimere are formed is water leg, and Zuo Qiang upper end arranges sawtooth weir。
Further, one is entered while go out rectangle sedimentation tank water distribution water leg, and bottom one-level distribution channel, elongated layout releases trachea, and releasing tracheal diameter is 20 ~ 50mm, and end opening flushes with end wall lower plane, the liquid level higher than one-level distribution channel suitable for reading, and arrangement pitch is 2000 ~ 12000mm。
Further, one is entered while go out rectangle sedimentation tank water distribution water leg, and angle of inclination, deflector stage casing is 40 ~ 70 °, and deflector upper end is connected with Zhong Qiang lower end and seals, and deflector lower end is connected with main wall and forms 30 ~ 60mm narrow and long rectangular space。
Provided by the invention enter while to go out rectangle sedimentation tank water distribution water leg constant along water (flow) direction along the elongated setting in sedimentation tank side, distribution channel and water leg width, bottom level, in distribution channel, sparge pipe caliber is identical, and spacing is equal, and civil engineering is convenient。Small-bore sparge pipe and graduation two tank form big resistance water distribution, make the friction loss in distribution channel negligible, reach the purpose that uniform water distribution catchments。Water leg width is constant, and is provided with sawtooth weir, can strengthen the effect uniformly catchmented。The inclined design of deflector enables distribution channel water distribution to flow downwards along sedimentation tank pool wall as far as possible, then spreads to settling zone width, is not easily formed short stream。It addition, what be evenly arranged in distribution channel releases during trachea is releasably intake the bubble carried, it is ensured that the effect of settling of sedimentation tank precipitation zone, make effluent quality of sedimentation tank more excellent。Compared with prior art, provided by the invention enter while go out rectangle sedimentation tank water distribution water leg have be easy to construction, water distribution is catchmented evenly, not portable bubble, the advantages such as sedimentation effect is good。
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention。In the accompanying drawings,
Fig. 1 illustrate provided by the invention a kind of enter while after going out rectangle sedimentation tank water distribution water leg water distribution water in sedimentation tank, move towards schematic diagram；
Fig. 2 illustrates that one provided by the invention is entered while go out rectangle sedimentation tank water distribution collecting groove structure detail drawing；
Fig. 3 illustrates that one provided by the invention is entered while go out rectangle sedimentation tank water distribution water leg substructure enlarged drawing。
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
1, main wall；2, Zhong Qiang；3, Zuo Qiang；4, Di Qiang；5, deflector；6, inlet opening；7, sparge pipe；8, trachea is released。
Detailed description of the invention
In order to be better understood from technical scheme, it is described further below in conjunction with specific embodiment。
As shown in Figure 1, Figure 2 and Figure 3, The embodiment provides a kind of enter while go out rectangle sedimentation tank water distribution water leg, this water distribution water leg is by main wall 1, middle wall 2, left wall 3, end wall 4, deflector 5, inlet opening 6, sparge pipe 7 and releases trachea 8 and forms。In the present embodiment, middle wall 2 and end wall 4 form a cross structure, and the left end of end wall 4 and left wall 3 are vertically connected, and the right-hand member of end wall 4 and main wall 1 are vertically connected；Inlet opening 6 is opened on main wall 1, and the bottom surface of inlet opening 6 is higher than the upper plane of end wall 4；The inner space that middle wall 2 epimere, end wall 4 and main wall 1 are formed is one-level distribution channel, one-level distribution channel groove width 500mm, the elongated layout sparge pipe 7 in bottom, sparge pipe 7 diameter is 50mm, suitable for reading and end opening flushes with plane and lower plane on end wall 4 respectively, and arrangement pitch is 400mm；Bottom one-level distribution channel, elongated layout releases trachea 8 simultaneously, and releasing trachea 8 diameter is 20mm, and end opening flushes with end wall 4 lower plane, the liquid level higher than one-level distribution channel suitable for reading, and arrangement pitch is 5000mm；The inner space that middle wall 2 hypomere, end wall 4, main wall 1 and deflector 5 are formed is graduation two tank, deflector 5 two ends are vertical, stage casing tilts, angle of inclination, deflector 5 stage casing is 60 °, deflector 5 upper end is connected with middle wall 2 lower end and seals, and deflector 5 lower end is connected with main wall 1 and forms 40mm narrow and long rectangular space；The inner space that left wall 3, end wall 4 and middle wall 2 epimere are formed is water leg, and water leg groove width 500mm, left wall 3 upper end arranges sawtooth weir。The large resistance underdrain system that rectangle sedimentation tank water inlet is formed by the small-bore sparge pipe 7 in one-level distribution channel and graduation two tank is distributed more uniformly across in rectangle sedimentation tank, uniformly converges to water leg through precipitation again。The inclined design of deflector 5 makes water that graduation two tank flows out as much as possible to sedimentation tank flowing underneath, then spread to settling zone width, it is to avoid short flow problem。Meanwhile, water leg width is constant, and arranges sawtooth weir to regulate level, thus strengthens the effect uniformly catchmented。It addition, the trachea 8 of releasing being evenly arranged in distribution channel releases the bubble carried in water, it is ensured that the effect of settling of sedimentation tank precipitation zone。The rectangle sedimentation tank of certain sewage treatment plant applies water distribution water leg provided by the invention, and its effluent quality of sedimentation tank can stably reach service requirement。
The above is only the preferred embodiments of the present invention; it is not limited to the present invention, for a person skilled in the art, under the premise without departing from the principles of the invention; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention。
Claims (7)
1. one kind is entered while go out rectangle sedimentation tank water distribution water leg, by main wall (1), middle wall (2), left wall (3), end wall (4), deflector (5), inlet opening (6), sparge pipe (7) and release trachea (8) and form, it is characterized in that, described middle wall (2) and wall of the described end (4), form a cross structure, the left end at wall of the described end (4) and described left wall (3) are vertically connected, and the right-hand member at wall of the described end (4) and described main wall (1) are vertically connected。
2. one according to claim 1 is entered while go out rectangle sedimentation tank water distribution water leg, it is characterised in that described inlet opening (6) are opened on described main wall (1), and the bottom surface of described inlet opening (6) is higher than the upper plane at wall of the described end (4)。
3. one according to claim 1 is entered while go out rectangle sedimentation tank water distribution water leg, it is characterized in that, the inner space that described middle wall (2) epimere, wall of the described end (4) and described main wall (1) are formed is one-level distribution channel, the described sparge pipe of elongated layout (7) bottom one-level distribution channel, described sparge pipe (7) diameter is 50 ~ 65mm, suitable for reading and end opening flushes with the upper plane in wall of the described end (4) and lower plane respectively, and arrangement pitch is 200 ~ 1000mm。
4. one according to claim 1 is entered while go out rectangle sedimentation tank water distribution water leg, it is characterized in that, the inner space that described middle wall (2) hypomere, wall of the described end (4), described main wall (1) and described deflector (5) are formed is graduation two tank, described deflector (5) two ends are vertical, and stage casing tilts。
5. one according to claim 1 is entered while go out rectangle sedimentation tank water distribution water leg, it is characterized in that, the inner space that described left wall (3), wall of the described end (4) and described middle wall (2) epimere are formed is water leg, and described left wall (3) upper end arranges sawtooth weir。
6. one according to claim 3 is entered while go out rectangle sedimentation tank water distribution water leg, it is characterized in that, trachea (8) is released described in elongated layout bottom described one-level distribution channel, described trachea (8) diameter of releasing is 20 ~ 50mm, end opening flushes with wall (4) lower plane of the described end, suitable for reading higher than described one-level distribution channel liquid level, arrangement pitch is 2000 ~ 12000mm。
7. one according to claim 4 is entered while go out rectangle sedimentation tank water distribution water leg, it is characterized in that, described deflector (5) angle of inclination, stage casing is 40 ~ 70 °, described deflector (5) upper end is connected with described middle wall (2) lower end and seals, and described deflector (5) lower end is connected with described main wall (1) and forms 30 ~ 60mm narrow and long rectangular space。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224528.6A CN105688462A (en) | 2016-04-12 | 2016-04-12 | Water distribution and collection trough of rectangular feeding-while-discharging precipitation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610224528.6A CN105688462A (en) | 2016-04-12 | 2016-04-12 | Water distribution and collection trough of rectangular feeding-while-discharging precipitation tank |
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| CN105688462A true CN105688462A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610224528.6A Pending CN105688462A (en) | 2016-04-12 | 2016-04-12 | Water distribution and collection trough of rectangular feeding-while-discharging precipitation tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823488A (en) * | 2017-02-14 | 2017-06-13 | 北京博汇特环保科技股份有限公司 | Sedimentation basin and the sewage disposal system with it |
| CN108033580A (en) * | 2018-01-23 | 2018-05-15 | 南京大学 | A kind of modularization rural household's life decentralized wastewater treatment equipment and application method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4619771A (en) * | 1980-10-27 | 1986-10-28 | Standard Oil Company (Indiana) | Technique for increased retention time in oil field settling tanks |
| CN87101788A (en) * | 1987-03-12 | 1987-08-12 | 中国市政工程西北设计院 | Sediment bowl of peripheric inlet-outlet sewage treatment |
| CN202237402U (en) * | 2011-08-23 | 2012-05-30 | 上海复旦水务工程技术有限公司 | Peripheral sedimentation tank that intakes |
| CN202478667U (en) * | 2012-02-09 | 2012-10-10 | 浙江卫星石化股份有限公司 | Secondary sedimentation tank |
| CN204767638U (en) * | 2015-06-15 | 2015-11-18 | 湖南首创投资有限责任公司 | Zhou jinzhou goes out two heavy ponds of spoke STREAMING |
| CN205435082U (en) * | 2016-04-12 | 2016-08-10 | 北京博汇特环保科技有限公司 | Rectangle sedimentation tank water distribution water catch bowl is out while advancing |
-
2016
- 2016-04-12 CN CN201610224528.6A patent/CN105688462A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4619771A (en) * | 1980-10-27 | 1986-10-28 | Standard Oil Company (Indiana) | Technique for increased retention time in oil field settling tanks |
| CN87101788A (en) * | 1987-03-12 | 1987-08-12 | 中国市政工程西北设计院 | Sediment bowl of peripheric inlet-outlet sewage treatment |
| CN202237402U (en) * | 2011-08-23 | 2012-05-30 | 上海复旦水务工程技术有限公司 | Peripheral sedimentation tank that intakes |
| CN202478667U (en) * | 2012-02-09 | 2012-10-10 | 浙江卫星石化股份有限公司 | Secondary sedimentation tank |
| CN204767638U (en) * | 2015-06-15 | 2015-11-18 | 湖南首创投资有限责任公司 | Zhou jinzhou goes out two heavy ponds of spoke STREAMING |
| CN205435082U (en) * | 2016-04-12 | 2016-08-10 | 北京博汇特环保科技有限公司 | Rectangle sedimentation tank water distribution water catch bowl is out while advancing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823488A (en) * | 2017-02-14 | 2017-06-13 | 北京博汇特环保科技股份有限公司 | Sedimentation basin and the sewage disposal system with it |
| CN108033580A (en) * | 2018-01-23 | 2018-05-15 | 南京大学 | A kind of modularization rural household's life decentralized wastewater treatment equipment and application method |
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Application publication date: 20160622 |