CN102179104A - Method for reconstructing advection type precipitation pond - Google Patents
Method for reconstructing advection type precipitation pond Download PDFInfo
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- CN102179104A CN102179104A CN2011101165050A CN201110116505A CN102179104A CN 102179104 A CN102179104 A CN 102179104A CN 2011101165050 A CN2011101165050 A CN 2011101165050A CN 201110116505 A CN201110116505 A CN 201110116505A CN 102179104 A CN102179104 A CN 102179104A
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- sedimentation basin
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Abstract
The invention relates to a method for reconstructing an advection type precipitation pond, which comprises the following steps of: maintaining 30-45% of the front section part of the total length of the advection type precipitation pond and the original equipment for the advection type precipitation pond unchanged; reconstructing 20-30% of the middle section part of the total length of the advection type precipitation pond into a sloped tube type precipitation pond; and reconstructing the rest rear section part of the advection type precipitation pond into an advanced treatment structure. By using the method provided by the invention for reconstructing the traditional advection type precipitation pond, about 30% of the floor space for the precipitation pond can be saved, and the saved space of the advection type precipitation pond can be reconstructed into an activated carbon filter chamber for a process of advanced treatment, not only is the floor saved, but also a large number of quantities in building construction caused by technical reconstruction for advanced treatment can be reduced, therefore, the construction cost for advanced treatment reconstruction projects is greatly lowered, and an obvious economic benefit is obtained.
Description
Technical field
The present invention relates to water treatment field, relate in particular to a kind of remodeling method of rectangular sedimentation tank.
Background technology
China adopts traditional rectangular sedimentation tank to carry out the running water precipitation process in present most waterworks.Rectangular sedimentation tank has stable, and the advantage that capacity of resisting impact load is strong, but that its simultaneously also has floor space is too big, and have only pond body leading portion just to have higher turbidity removal efficient does not almost change at the turbidity of pond body back segment water.
The most urban water supply earth surface water sources of current China are subjected to a certain degree polluting, and drinking water standard is also improving constantly simultaneously, and the waterworks faces to transform increases the demand of advanced treatment process to increase water quality.On the other hand, China is along with expanding economy in recent years, and the urbanization development is like a raging fire, and most city tap-water factories that were positioned at the suburbs, city originally are among the various urban architectures encirclements now.
In the transformation process of waterworks,, in most cases can face the restriction of land used anxiety owing to there has not been idle space to utilize around the plant area.The waterworks is having to implement under the situation that advanced treating transforms; that just need be recovered to the eye of land used to take up an area of on the existing water processing establishment of on-site and tap the latent power, and the bigger traditional rectangular sedimentation tank of floor space can attract policymaker's sight usually.
Therefore, the transformation of how traditional rectangular sedimentation tank being saved the area is that the present inventor is devoted to the problem studying and solve.
Summary of the invention
Purpose of the present invention provides a kind of remodeling method of rectangular sedimentation tank exactly in order to address the above problem, this method is saved the land used of sedimentation basin, also can reduce the investment that advanced treating is transformed simultaneously greatly.
The object of the present invention is achieved like this:
The remodeling method of a kind of rectangular sedimentation tank of the present invention may further comprise the steps:
A. the equipment that keeps accounting in the rectangular sedimentation tank total length 30%～45% leading portion part and original rectangular sedimentation tank is constant;
B. transform the stage casing part that accounts for 20%～30% in the rectangular sedimentation tank total length as the inclined tube-type sedimentation basin, be positioned on the identical horizontal line at the bottom of the pond of this inclined tube-type sedimentation basin with at the bottom of the rectangular sedimentation tank leading portion pond partly, described inclined tube-type sedimentation basin comprises the inclined tube aggregate, water leg, go out water channel and inclined tube mud-scraping apparatus, described inclined tube aggregate is laterally separated the top that is arranged at described inclined tube-type sedimentation basin bottom, described water leg is horizontally set in the inclined tube-type sedimentation basin of described inclined tube aggregate top, describedly go out the rear end that water channel is located at described inclined tube-type sedimentation basin, described inclined tube mud-scraping apparatus is located at the bottom of the pond of described inclined tube-type sedimentation basin;
C. rectangular sedimentation tank back segment remainder is transformed into the advanced treating structures.
The remodeling method of above-mentioned rectangular sedimentation tank, wherein, described inclined tube aggregate comprises inclined tube and bracing or strutting arrangement, described inclined tube is fixed in the described inclined tube-type sedimentation basin in the compact arranged mode of square formation formula by described bracing or strutting arrangement.
The remodeling method of above-mentioned rectangular sedimentation tank, wherein, described advanced treating structures are activated carbon filter.
The inventive method can realize transforming waterworks tradition rectangular sedimentation tank as advection-tube settler, thereby saves the floor space purpose of sedimentation basin, and its concrete beneficial effect is as follows:
(1) utilize the inventive method that traditional rectangular sedimentation tank is transformed, can save sedimentation basin and take up an area of about 30%, the advection sedimentation pool space of saving can transform the activated carbon filter of advanced treatment process as, the waterworks that is specially adapted to be badly in need of the advanced treating transformation but lacks land used, simultaneously, advection-tube settler had both kept the ability of traditional rectangular sedimentation tank anti-shock loading, and advection and inclined tube twice precipitation operation is arranged again, and delivery turbidity is equivalent to or is better than former rectangular sedimentation tank.
(2) utilize the inventive method to transform traditional rectangular sedimentation tank, not only can save the area, can also reduce a large amount of civilwork engineering quantity of advanced treating technological transformation, thereby reduce the construction cost of advanced treating improvement project greatly, have remarkable economic efficiency.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
See also Fig. 1, the equipment (including capital equipments such as water distribution tracery wall 12, advection sedimentation district, training wall, spoil disposal purlin car, spoil disposal canal) that keeps accounting in original rectangular sedimentation tank total length 30%～45% leading portion part and original rectangular sedimentation tank is constant, and this section is called advection section 1; Transform the stage casing part that accounts for 20%～30% in the rectangular sedimentation tank total length as inclined tube-type sedimentation basin 2, this section is called the inclined tube section, at the bottom of the pond of this inclined tube-type sedimentation basin 2 21 with 11 be positioned on the identical horizontal line at the bottom of the pond of rectangular sedimentation tank leading portion part 1, inclined tube-type sedimentation basin 2 comprises inclined tube aggregate 22, water leg 23, go out water channel 24 and inclined tube mud-scraping apparatus (not drawing among the figure), inclined tube aggregate 22 is laterally separated the top that is arranged at inclined tube-type sedimentation basin bottom 21, water leg 23 is horizontally set in the inclined tube-type sedimentation basin 2 of inclined tube aggregate 22 tops, go out water channel 24 and be located at the rear end of inclined tube-type sedimentation basin 2, the inclined tube mud-scraping apparatus is located at the bottom of the pond of described inclined tube-type sedimentation basin 2 21; The remaining back segment part 3 of rectangular sedimentation tank is transformed into the advanced treating structures.
Inclined tube aggregate 22 comprises inclined tube and bracing or strutting arrangement, and inclined tube is fixed in the inclined tube-type sedimentation basin 2 in the compact arranged mode of square formation formula by bracing or strutting arrangement.
The advanced treating structures can be activated carbon filters.
Operation principle: through coagulating and formed the mixed water of alumen ustum at first enters sedimentation basin by water distribution tracery wall 12 advection section 1, from advection Duan Shouxiang advection section tail smooth flow, alumen ustum under the gravity effect at the bottom of being settled down to the pond at the bottom of the pond and from water, remove, this principle is identical with traditional rectangular sedimentation tank.Usually the terminal turbidity of advection section can be reduced to about 2NTU.Sedimentation basin advection section 1 is end to end with the inclined tube section, the space of inclined tube section inclined tube aggregate below 22 is communicated with fully with the advection section, current are assigned to whole inclined tube district by the water distribution zone that this space enters into the inclined tube section, again upwards through inclined tube, in inclined tube because shallow pond effect, suspended particulate in water fast deposition under the gravity effect further is removed from water to inclined tube, and turbidity can be reduced to about 1NTU.Current by inclined tube arrive the clear water zone on the inclined tube, enter water leg 23 by triangular-notch weir or perforation weir in clear water zone, enter next road purification of water quality operation after being flowed to out water channel 24 by water leg 23 again, thereby finish whole precipitation purification of water quality process.
Embodiment 1
To original disposal ability is 50,000 m
3/ d rectangular sedimentation tank is transformed, and this sedimentation basin planar dimension 75m * 15.6m is divided into 2 lattice by training wall.34m is constant before the sedimentation basin, is left sedimentation basin advection section, and middle 20m length transform sedimentation basin inclined tube section as, and last 21m transform activated carbon filter as.This improvement project has not only solved problems of land utilization, can also save a large amount of construction investment costs than complete newly-built advanced treatment process.New advection-tube settler stable effluent quality, the on average about 1NTU of turbidity is better than former traditional rectangular sedimentation tank delivery turbidity.
Above embodiment is only for the usefulness that the present invention is described, but not limitation of the present invention, person skilled in the relevant technique, under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (3)
1. the remodeling method of a rectangular sedimentation tank is characterized in that, may further comprise the steps:
A. the equipment that keeps accounting in the rectangular sedimentation tank total length 30%～45% leading portion part and original rectangular sedimentation tank is constant;
B. transform the stage casing part that accounts for 20%～30% in the rectangular sedimentation tank total length as the inclined tube-type sedimentation basin, be positioned on the identical horizontal line at the bottom of the pond of this inclined tube-type sedimentation basin with at the bottom of the rectangular sedimentation tank leading portion pond partly, described inclined tube-type sedimentation basin comprises the inclined tube aggregate, water leg, go out water channel and inclined tube mud-scraping apparatus, described inclined tube aggregate is laterally separated the top that is arranged at described inclined tube-type sedimentation basin bottom, described water leg is horizontally set in the inclined tube-type sedimentation basin of described inclined tube aggregate top, describedly go out the rear end that water channel is located at described inclined tube-type sedimentation basin, described inclined tube mud-scraping apparatus is located at the bottom of the pond of described inclined tube-type sedimentation basin;
C. the remaining back segment of rectangular sedimentation tank partly is transformed into the advanced treating structures.
2. the remodeling method of rectangular sedimentation tank as claimed in claim 1 is characterized in that, described inclined tube aggregate comprises inclined tube and bracing or strutting arrangement, and described inclined tube is fixed in the described inclined tube-type sedimentation basin in the compact arranged mode of square formation formula by described bracing or strutting arrangement.
3. the remodeling method of rectangular sedimentation tank as claimed in claim 1 is characterized in that, described advanced treating structures are activated carbon filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101165050A CN102179104A (en) | 2011-05-06 | 2011-05-06 | Method for reconstructing advection type precipitation pond |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101165050A CN102179104A (en) | 2011-05-06 | 2011-05-06 | Method for reconstructing advection type precipitation pond |
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| CN102179104A true CN102179104A (en) | 2011-09-14 |
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| CN2011101165050A Pending CN102179104A (en) | 2011-05-06 | 2011-05-06 | Method for reconstructing advection type precipitation pond |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN114716059A (en) * | 2022-01-26 | 2022-07-08 | 山东华通环境科技股份有限公司 | Modularized capacity-expanding and standard-extracting transformation method for water purification plant adopting advection pool process |
Citations (8)
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|---|---|---|---|---|
| FR2374068A1 (en) * | 1976-12-16 | 1978-07-13 | Sulzer Ag | QUICK BACK-FLUSHING SETTLEMENT AND FILTRATION PLANT |
| CN2743011Y (en) * | 2004-12-03 | 2005-11-30 | 谭奇峰 | High efficiency octahedral slant pipe precipitation pond |
| EP1735071A1 (en) * | 2004-03-24 | 2006-12-27 | Siemens Water Technology Corp. | Tankage system incorporating adsorption clarification and parallel plate separation |
| CN201609613U (en) * | 2009-05-22 | 2010-10-20 | 邓隆波 | Inclined-tube sedimentation tank used for sewage treatment |
| CN201692702U (en) * | 2010-05-11 | 2011-01-05 | 上海亚同环保实业股份有限公司 | Inclined plate or inclined pipe supporting system in inclined-plate or inclined-pipe sedimentation tank |
| 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 |
| CN201751392U (en) * | 2010-06-29 | 2011-02-23 | 山西太钢不锈钢股份有限公司 | Horizontal flow basin deposition device |
| CN101985374A (en) * | 2010-08-02 | 2011-03-16 | 朱向宏 | Lower water-inlet, lower aeration and upper water-outlet biological active carbon filter tank |
-
2011
- 2011-05-06 CN CN2011101165050A patent/CN102179104A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2374068A1 (en) * | 1976-12-16 | 1978-07-13 | Sulzer Ag | QUICK BACK-FLUSHING SETTLEMENT AND FILTRATION PLANT |
| EP1735071A1 (en) * | 2004-03-24 | 2006-12-27 | Siemens Water Technology Corp. | Tankage system incorporating adsorption clarification and parallel plate separation |
| EP1735071A4 (en) * | 2004-03-24 | 2008-07-30 | Siemens Water Technology Corp | Tankage system incorporating adsorption clarification and parallel plate separation |
| CN2743011Y (en) * | 2004-12-03 | 2005-11-30 | 谭奇峰 | High efficiency octahedral slant pipe precipitation pond |
| CN201609613U (en) * | 2009-05-22 | 2010-10-20 | 邓隆波 | Inclined-tube sedimentation tank used for sewage treatment |
| CN201692702U (en) * | 2010-05-11 | 2011-01-05 | 上海亚同环保实业股份有限公司 | Inclined plate or inclined pipe supporting system in inclined-plate or inclined-pipe sedimentation tank |
| CN201751392U (en) * | 2010-06-29 | 2011-02-23 | 山西太钢不锈钢股份有限公司 | Horizontal flow basin deposition device |
| CN101985374A (en) * | 2010-08-02 | 2011-03-16 | 朱向宏 | Lower water-inlet, lower aeration and upper water-outlet biological active carbon filter tank |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN114716059A (en) * | 2022-01-26 | 2022-07-08 | 山东华通环境科技股份有限公司 | Modularized capacity-expanding and standard-extracting transformation method for water purification plant adopting advection pool process |
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Application publication date: 20110914 |