CN201791404U - Composite sedimentation tank - Google Patents
Composite sedimentation tank Download PDFInfo
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- CN201791404U CN201791404U CN2010205268324U CN201020526832U CN201791404U CN 201791404 U CN201791404 U CN 201791404U CN 2010205268324 U CN2010205268324 U CN 2010205268324U CN 201020526832 U CN201020526832 U CN 201020526832U CN 201791404 U CN201791404 U CN 201791404U
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- sedimentation tank
- composite
- pond
- horizontal
- inclined tube
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Abstract
The utility model belongs to the technical field of feed water treatment technology, in particular to a composite sedimentation tank, which comprises an inclined tube sedimentation tank and is characterized in that the front end of the inclined tube sedimentation tank is provided with a section of horizontal sedimentation tank with the length being 12-25m. The bottom of the inclined tube sedimentation tank and the bottom of the horizontal sedimentation tank are on the same horizontal plane; and the bottom of the composite sedimentation tank is provided with a mud scraping dolly, and the front end of the horizontal sedimentation tank is provided with a concave mud collecting pit at the bottom of the tank. The composite sedimentation tank is the optimized combination of the horizontal sedimentation tank and the inclined tube sedimentation tank. The composite sedimentation tank makes the mud removed from the horizontal sedimentation tank positioned at the front end of the inclined tube sedimentation tank as much as possible, improves the mud removing effect, relieves the mud load of the inclined tube sedimentation tank, and enhances the sedimentation effect. Compared with a single sedimentation tank, the composite sedimentation tank has the advantages of small occupation area, low project investment, low operation cost, strong shock load resisting capability and good sedimentation effect, and has obvious advancement and practicability in the field of city feed water treatment.
Description
Technical field the utility model belongs to the handling technology of water supply technical field, particularly a kind of composite precipitation pond.
Background technology is used for mainly containing rectangular sedimentation tank, tube settler, mechanical accelerating purifying pool etc. to the conventional sedimentation basin design kind of water treatment.Water treatment plant all is to adopt single pond type of planting usually, promptly adopts the single pond of horizontal sedimentation tank or tube settler type.
Advantages such as rectangular sedimentation tank is traditional water treatment building, and it is good to have a hydraulics, and sedimentation effect is stable; But the time of staying is long, low temperature and low turbidity water especially, and the time of staying will surpass 2 hours, and floor space is big, the spoil disposal difficulty, and because floor space is big, it is bigger to do the antifreeze investment of peripheral structure.
Tube settler utilizes shallow pool theory, and it is good to have a treatment effect, and the time of staying is short, and floor space is little, and is applicable to the low temp area that needs insulation, and shortcoming is relatively poor to source water turbidity adaptability, and the front end inclined tube easily stops up etc.
The utility model content is at the pluses and minuses of rectangular sedimentation tank and tube settler pond type, and the technical problems to be solved in the utility model is to provide every technical performances such as a kind of sedimentation effect, sludge discharge effects, deposition efficiency, precipitation water cleannes all to be better than the composite precipitation pond of single rectangular sedimentation tank or tube settler.
It is as follows that the utility model solves the problems of the technologies described above the technical scheme of being taked: a kind of composite precipitation pond, comprise tube settler, and it is characterized in that: the front end of tube settler is provided with the horizontal sedimentation tank that a segment length is 12～25m.
Be positioned on the identical horizontal line with at the bottom of the pond of horizontal sedimentation tank at the bottom of the pond of its tube settler of composite precipitation pond; Be equipped with at the bottom of the pond in composite precipitation pond and scrape the mud dolly, be provided with recessed bucket formula collection mud pit at the bottom of the pond, help the gravity spoil disposal at the front end of horizontal sedimentation tank.
The composite precipitation pond is optimized former single sedimentation basin, is the optimum organization of horizontal sedimentation tank and tube settler, has overcome the shortcoming of former single sedimentation basin, and promptly the horizontal sedimentation tank floor space is big, and the insulation measure cost is big, investment is big etc.; The suitable deposition of tube settler front end, the front end inclined tube is fragile etc.
Because utility model is the composite precipitation pond is to set up the long horizontal sedimentation tank of one section 12～25m before tube settler, makes a large amount of alumen ustum and dirt in front end advection section precipitation, thereby has alleviated the mud amount load of tube settler; Make the no longer deposition of tube settler front end that is positioned at rear portion, composite precipitation pond, the front end inclined tube is not fragile, prolongs the service life of tube settler.
What be equipped with at the bottom of the pond in composite precipitation pond scrapes the mud dolly, has realized the mechanical dredge to the composite precipitation pond, has thoroughly solved the not smooth problem of sludge from sedimentation tank.
The water treatment procedure of giving of using the composite precipitation pond roughly is: former water dosing is through the laggard flocculation basin of rapid mixing, form alumen ustum in flocculation basin reaction back, flow to the advection section sedimentation basin in composite precipitation pond, the alumen ustum that forms at flocculation basin can precipitate rapidly at horizontal sedimentation tank, flow through when growing the horizontal sedimentation tank of 12～25m, body refuse is in the most of free settling of this horizontal sedimentation tank, clear and definite muddy water boundary sedimentation boundary curve is arranged, the longest 25m of advection segment length, promptly satisfy the precipitation needs of front end alumen ustum and body refuse fully, and then, improved deposition efficiency through the tube settler secondary precipitation, obtain the more precipitation water of cleaning.
A disposal ability is 4200m
3The conventional horizontal sedimentation tank length of/h is generally 108m, and the tube settler length of same disposal ability is generally 30m.Tube settler partial-length of the present utility model is 30m, and total length only is about 45m.
The utility model is removed mud as far as possible at the horizontal sedimentation tank that is positioned at the tube settler front end, improve sludge discharge effects, has alleviated the mud amount load of tube settler, strengthens sedimentation effect.
The composite precipitation pond is compared with single sedimentation basin, and floor space is little, and construction investment is economized, and operating cost is low, and capacity of resisting impact load is strong, and sedimentation effect is good, has tangible advance and practicality in the city water process field.
Description of drawings Fig. 1 is a composite precipitation pond floor map,
Fig. 2 is the A-A profile among Fig. 1.
Among the figure: the 1-horizontal sedimentation tank, the 2-inclined tube, the 3-water leg, the 4-braiding channel, 5-goes out water channel, and 6-discharge pipeline, 7-are scraped the mud dolly, 8-tube settler, 9-collection mud pit.
The specific embodiment is implemented to be further described to the utility model below in conjunction with accompanying drawing.
As shown in the figure: a kind of composite precipitation pond, comprise tube settler 8, tube settler 8 same as the prior art comprises inclined tube 2, water leg 3, braiding channel 4 and goes out water channel 5 that the front end of tube settler 8 is provided with the horizontal sedimentation tank 1 that a segment length is 12～25m.
The length of horizontal sedimentation tank 1 is looked pending the water yield and is determined.
Be positioned on the identical horizontal line with at the bottom of the pond of horizontal sedimentation tank 1 at the bottom of the pond of its tube settler 8 of composite precipitation pond; Be equipped with at the bottom of the pond in composite precipitation pond and scrape mud dolly 7, be provided with recessed collection mud pit 9 at the bottom of the pond at the front end of horizontal sedimentation tank 1, discharge pipeline 6 is equipped with in collection mud pit 9.
Former water dosing forms alumen ustum through the laggard flocculation basin of rapid mixing after the flocculation basin reaction, flow to the advection section in composite precipitation pond, and the alumen ustum that forms at flocculation basin can precipitate rapidly in the advection section; Length of flow across is 12 ~ 25m horizontal sedimentation tank 1, body refuse is in the most of free settling of advection section, clear and definite muddy water boundary sedimentation boundary curve is arranged, clean water is flowed through inclined tube 2 by the water leg 3 collection inflow braiding channels 4 that pool surface is provided with from tube settler 8 bottoms, enter the subsequent processing filter tank by going out water channel 5 again.Fail to precipitate and this part body refuse of entering tube settler 8 slides the bottom that is deposited to tube settler 8 along the tube wall of inclined tube 2 at horizontal sedimentation tank 1, tube settler 8 is scraped to the collection mud pit 9 of horizontal sedimentation tank 1 front end by scraping mud dolly 7 with the heavy mud in the bottom of horizontal sedimentation tank 1, is discharged by discharge pipeline 6 again.Through advection, inclined tube secondary precipitation, improved deposition efficiency, obtain the more precipitation water of cleaning.
Claims (4)
1. a composite precipitation pond comprises tube settler, it is characterized in that: the front end of described tube settler (8) is provided with the horizontal sedimentation tank that a segment length is 12～25m (1).
2. a kind of composite precipitation according to claim 1 pond is characterized in that: be positioned on the identical horizontal line with at the bottom of the pond of described horizontal sedimentation tank (1) at the bottom of the pond of described tube settler (8).
3. a kind of composite precipitation according to claim 1 and 2 pond is characterized in that: be equipped with at the bottom of the pond in described composite precipitation pond and scrape mud dolly (7).
4. a kind of composite precipitation according to claim 3 pond is characterized in that: the front end of described horizontal sedimentation tank (1) is provided with recessed collection mud pit (9) at the bottom of the pond, and discharge pipeline (6) is equipped with in described collection mud pit (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205268324U CN201791404U (en) | 2010-09-07 | 2010-09-07 | Composite sedimentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205268324U CN201791404U (en) | 2010-09-07 | 2010-09-07 | Composite sedimentation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201791404U true CN201791404U (en) | 2011-04-13 |
Family
ID=43846322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205268324U Expired - Fee Related CN201791404U (en) | 2010-09-07 | 2010-09-07 | Composite sedimentation tank |
Country Status (1)
| Country | Link |
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| CN (1) | CN201791404U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934161A (en) * | 2010-09-07 | 2011-01-05 | 中国市政工程西北设计研究院有限公司 | Composite sedimentation tank |
| CN103100242A (en) * | 2013-02-22 | 2013-05-15 | 蔡宏武 | Canal type thickener |
| CN103638699A (en) * | 2013-12-29 | 2014-03-19 | 哈尔滨工业大学 | Composite precipitation tank |
| CN104289011A (en) * | 2014-10-28 | 2015-01-21 | 曾承旺 | Canal type thickener with simple and descent-assisting structure |
| CN104307218A (en) * | 2014-10-28 | 2015-01-28 | 曾承旺 | Ditch-type thickener with fine-adjustable sedimentation promoting structure |
| CN104436769A (en) * | 2014-10-28 | 2015-03-25 | 曾承旺 | Trench type thickener with descending-assistant structure |
| CN109529411A (en) * | 2018-11-28 | 2019-03-29 | 北京市水利规划设计研究院 | Horizontal sedimentation tank and horizontal sedimentation tank system |
-
2010
- 2010-09-07 CN CN2010205268324U patent/CN201791404U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934161A (en) * | 2010-09-07 | 2011-01-05 | 中国市政工程西北设计研究院有限公司 | Composite sedimentation tank |
| CN103100242A (en) * | 2013-02-22 | 2013-05-15 | 蔡宏武 | Canal type thickener |
| CN103100242B (en) * | 2013-02-22 | 2015-07-29 | 蔡宏武 | Canal formula concentrator |
| CN103638699A (en) * | 2013-12-29 | 2014-03-19 | 哈尔滨工业大学 | Composite precipitation tank |
| CN103638699B (en) * | 2013-12-29 | 2015-06-03 | 哈尔滨工业大学 | Composite precipitation tank |
| CN104289011A (en) * | 2014-10-28 | 2015-01-21 | 曾承旺 | Canal type thickener with simple and descent-assisting structure |
| CN104307218A (en) * | 2014-10-28 | 2015-01-28 | 曾承旺 | Ditch-type thickener with fine-adjustable sedimentation promoting structure |
| CN104436769A (en) * | 2014-10-28 | 2015-03-25 | 曾承旺 | Trench type thickener with descending-assistant structure |
| CN109529411A (en) * | 2018-11-28 | 2019-03-29 | 北京市水利规划设计研究院 | Horizontal sedimentation tank and horizontal sedimentation tank system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20180907 |