CN100343181C - Middle arranged sedimentation tank - Google Patents
Middle arranged sedimentation tank Download PDFInfo
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- CN100343181C CN100343181C CNB2005100241795A CN200510024179A CN100343181C CN 100343181 C CN100343181 C CN 100343181C CN B2005100241795 A CNB2005100241795 A CN B2005100241795A CN 200510024179 A CN200510024179 A CN 200510024179A CN 100343181 C CN100343181 C CN 100343181C
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- mud
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- stirrer
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Abstract
The present invention discloses a middle arranged sedimentation tank which is characterized in that a lift stirrer, a subsidiary stainless steel barrel body of the lift stirrer, a mud scraper, a plastic oblique pipe area and a stainless steel water outlet rectangular groove are positioned in a main tank body; a mixing stirrer is positioned in a mixing tank outside the main tank body; a mud pipeline is communicated with a mud screw pump, a water inlet pipe and a concentrating mud discharge area under the main tank body. All parts of the present invention are tightly matched by the pipeline. Compared with other general sedimentation tanks and clarification tanks, the present invention has the advantages of reasonable structure and uniform water distribution. The lift stirrer and the mud screw pump are controlled by a frequency change motor and can be flexibly adjusted according to actual use conditions for ensuring water outlet quality. The mud scraper on the bottom can also realize mud concentration and mud condensation. The present invention is suitable for use for the reinforcing conventional treatment of a water supply plant and the first stage treatment of a sewage plant.
Description
Technical field:
The present invention relates to the technical field of settling tank, specifically a kind of water supply plant conventional processing and sedimentary water treating pond of Sewage Plant one-level processing mixed flocculation of being used for.
Background technology:
At present, the conventional processing of waterworks and Sewage Plant one-level are handled traditional tank types such as more employing horizontal sedimentation tank, accelerator, tube settler.Wherein, also can reach and treat the drainage requirement though horizontal sedimentation tank is handled conventional water quality, and convenient management, anti impulsion load, floor space is bigger, and the spoil disposal water yield is more, and is relatively poor for the low temperature and low turbidity water treatment effect; Though it is long-pending less that accelerator takes up an area of picture, the difficult control of mixed flocculation part body refuse concentration, effluent quality susceptible to; Though the tube settler deposition efficiency is high, because of the reason that machinery is scraped mud, pond type large scale development is restricted, and because water distribution inhomogeneous, it is bigger to make effluent quality totally improve difficulty.The land acquisition expense of construction land improves day by day at present, and also more and more higher to the effluent quality requirement, the shortcoming of above-mentioned traditional tank type day by day arouses attention.How efficiently utilizing pond body plane area, guarantee the Inlet and outlet water even water distribution, and have stronger capacity of resisting impact load, is new pond type subject matter to be solved.
Summary of the invention:
The purpose of this invention is to provide a kind of novel inter-phase sedimentation basin, it can better improve the problem of aspects such as the surfaceloadingrate that is present at present in the precipitation process is not high, water outlet is inhomogeneous.
To achieve these goals, technical scheme of the present invention is: a kind of inter-phase sedimentation basin, it mainly comprises main tank body, the concentrated soil discharging area that the main tank body bottom is provided with, be positioned at the water distribution weir and the baffle system on main tank body top, plastics inclined tube district that is communicated with this water distribution weir and baffle system and stainless steel water outlet rectangular tank, mud spiral pump in the setting of pond external body, be connected to concentrated soil discharging area and with the outer water inlet pipe of external communications, it is characterized in that: promote stirrer and this lifting stirrer accessory stainless steel cylinder, mud scraper, plastics inclined tube district and stainless steel water outlet rectangular tank all are positioned at main tank body; At main tank body peripheral hardware one mixing pit, mixing and blending machine is positioned at mixing pit, interior water inlet pipe is communicated with stainless steel cylinder and the outer mixing pit of main tank body in the main tank body, and mud spiral pump and outer water inlet pipe and main tank body bottom concentrated soil discharging area are connected, and have chemical feed pipe at mixing and blending machine.
Wherein said lifting stirrer and mud spiral pump are controlled by variable-frequency motor; Described mud scraper bottom has the stirring grizzly bar.
The present invention arranges and corresponding mechanical means by compact pond body, realize the efficient function of handling of each, the high-speed mixing stirrer is guaranteed coagulating agent and former water thorough mixing, be located at the lifting stirrer of pool center band variable-frequency motor and the thorough mixing that attached cylindrical shell has been realized Yuan Shui and the inner active sludge of pond body together, can be in actually operating according to the variation flexible of flooding velocity; Establishing multiple tracks water distribution weir and baffle plate in the body of pond, is that pond body each several part water distribution is more even, is easier to the formation of alumen ustum, and the inclined tube and the effluent trough in flocculation sediment district are guaranteed effluent quality; The concentrated mud scraper at a slow speed of being located at body bottom, pond makes mud focus on center backflow or discharging, and the stirring grizzly bar of setting up helps concentrating of bottom mud.Also can be provided with the sludge concentration meter in the pond external body, jointly control, realize that mud refluxes and mud discharges in good time with the mud spiral pump.
Description of drawings:
Fig. 1 is the floor map of one embodiment of the invention
Fig. 2 is the sectional view along the A-A line among Fig. 1
Fig. 3 is the sectional view along the B-B line among Fig. 1
Embodiment:
The present invention will be further described below in conjunction with drawings and Examples.
According to the present invention is a kind of mid-type backflow flocculation tube settler, as shown in Figure 1, this inter-phase sedimentation basin mainly comprises mixing pit 1, main tank body 2, be arranged on the mixing and blending machine 3 in this mixing pit 1, be arranged on the lifting stirrer 4 of main tank body 2 inside, this promotes stirrer 4 accessory stainless steel cylinders 5, in the concentrated soil discharging area 11 of main tank body 2 bottoms, mud scraper 6 is set, be positioned at the water distribution weir and the baffle system 10 on main tank body 2 tops, plastics inclined tube district 8 that is communicated with this water distribution weir and baffle system 10 and stainless steel water outlet rectangular tank 9, in the pond external body mud spiral pump 7 is set, be connected to the outer water inlet pipe 12 of the external communications that enters mixing pit 1, be positioned at the annular chemical feed pipe 15 of mixing and blending machine bottom, the interior water inlet pipe 13 that is communicated with stainless steel cylinder 5 bottoms in mixing pit 1 and the main tank body 2, the sludge pipe 14 that is communicated with mud spiral pump 7 and outer water inlet pipe 12 and main tank body 2 bottom concentrated soil discharging areas 11, it is different from the prior art part and is: be used for the spissated major equipment of flocculation reaction deposition and mud and promote stirrer 4 and attached stainless steel cylinder 5 thereof, mud scraper 6, plastics inclined tube district 8, stainless steel water outlet rectangular tank 9 all is located in the main tank body 2, and closely cooperate by sludge pipe 14 and interior water inlet pipe 13 with mixing pit 1 and mud spiral pump 7, than other settling tank commonly used and settling pond more compact structure, water distribution is more even.Promote stirrer 4 and mud spiral pump 7 by variable-frequency motor control, can more can guarantee effluent quality than other settling tank commonly used and settling pond according to actual service condition flexible.During use, former water is through entering mixing pit 1 behind the thorough mixing in the water inlet pipe 12 outside with the returned sluge of spiral pump 7, behind annular chemical feed pipe 15 place's dosing coagulants and coagulant aids, go into main tank body 2 through mixing and blending machine 3 thorough mixing are laggard, active sludge thorough mixing in promoting stirrer 4 and 5 liftings of attached stainless steel cylinder and pond, after water distribution and baffle system 10 cloth water distributions, by inclined tube district 8 and the 9 back water outlets of water outlet rectangular tank, body bottom, pond mud amasss in the concentrated soil discharging area 11 of main tank body 2 bottoms after mud scraper 6 promotes and concentrates, refluxed by mud spiral pump 7, unnecessary mud regularly discharges.Wherein mixing and blending machine 3, variable-frequency motor control promote stirrer 4 and attached stainless steel cylinder 5, mud scraper 6, mud spiral pump 7 and plastics inclined tube district 8, stainless steel water outlet rectangular tank 9 and water distribution weir and baffle system 10 all belong to prior art, and therefore the concrete structure about them is not described in detail at this.
Claims (3)
1. inter-phase sedimentation basin, it mainly comprises main tank body (2), the concentrated soil discharging area (11) that main tank body (2) bottom is provided with, be positioned at the water distribution weir and the baffle system (10) on main tank body (2) top, plastics inclined tube district (8) that is communicated with this water distribution weir and baffle system (10) and stainless steel water outlet rectangular tank (9), mud spiral pump (7) in that the pond external body is provided with is characterized in that: promote stirrer (4) and this lifting stirrer (4) accessory stainless steel cylinder (5), mud scraper (6), plastics inclined tube district (8) and stainless steel water outlet rectangular tank (9) all are positioned at main tank body (2); At main tank body peripheral hardware one mixing pit (1), mud spiral pump (7) is connected with the outer water inlet pipe (12) that is connected to mixing pit (1), mixing and blending machine (3) is positioned at mixing pit (1), interior water inlet pipe (13) is communicated with stainless steel cylinder (5) and the outer mixing pit (1) of main tank body in the main tank body (2), mud spiral pump (7) and outer water inlet pipe (12) and main tank body (2) bottom concentrated soil discharging area (11) are connected, and have chemical feed pipe (15) at mixing and blending machine (3).
2. a kind of inter-phase sedimentation basin as claimed in claim 1 is characterized in that described lifting stirrer (4) and mud spiral pump (7) controlled by variable-frequency motor.
3. a kind of inter-phase sedimentation basin as claimed in claim 1 is characterized in that described mud scraper bottom has grizzly bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100241795A CN100343181C (en) | 2005-03-03 | 2005-03-03 | Middle arranged sedimentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100241795A CN100343181C (en) | 2005-03-03 | 2005-03-03 | Middle arranged sedimentation tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1669945A CN1669945A (en) | 2005-09-21 |
| CN100343181C true CN100343181C (en) | 2007-10-17 |
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ID=35041419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100241795A Active CN100343181C (en) | 2005-03-03 | 2005-03-03 | Middle arranged sedimentation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100343181C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102949868B (en) * | 2011-08-22 | 2014-10-22 | 陈学明 | Rapid sewage purifying machine |
| CN103239902A (en) * | 2013-05-21 | 2013-08-14 | 南京国能环保工程有限公司 | Central high-density integrated clarification device and clarification method thereof |
| CN104495996A (en) * | 2014-12-18 | 2015-04-08 | 上海市政工程设计研究总院（集团）有限公司 | Uniform medicament diffusing device applied to mixing tank |
| CN107854872A (en) * | 2017-12-11 | 2018-03-30 | 北京北排装备产业有限公司 | A kind of nonmetallic chain-type mud scraper underwater monitoring device and its application method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4701260A (en) * | 1985-09-06 | 1987-10-20 | Lee Hyosong M | Device for continuous separation of solid particles from a liquid suspension |
| DE3626484A1 (en) * | 1986-08-05 | 1988-02-18 | Passavant Werke | Settling and thickening vessel for solid-liquid separation |
| EP0311763A2 (en) * | 1987-10-12 | 1989-04-19 | Passavant-Werke Ag | Sedimentation tank for water and waste water purification |
| DE4027879A1 (en) * | 1990-09-03 | 1992-03-12 | Pack Systems Internatioal K | Impurity sepn. device for contaminated water - comprises 2nd set of upper inclined collecting plates in flocculation and sedimentation tank for smooth sediment removal, for high density |
| CN2330649Y (en) * | 1998-04-24 | 1999-07-28 | 张行赫 | Mud-dreg separating contact type clarification tank |
| CN2680652Y (en) * | 2004-03-18 | 2005-02-23 | 昆明柯利欣环保科技有限公司 | High performance clarification tank |
-
2005
- 2005-03-03 CN CNB2005100241795A patent/CN100343181C/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4701260A (en) * | 1985-09-06 | 1987-10-20 | Lee Hyosong M | Device for continuous separation of solid particles from a liquid suspension |
| DE3626484A1 (en) * | 1986-08-05 | 1988-02-18 | Passavant Werke | Settling and thickening vessel for solid-liquid separation |
| EP0311763A2 (en) * | 1987-10-12 | 1989-04-19 | Passavant-Werke Ag | Sedimentation tank for water and waste water purification |
| DE4027879A1 (en) * | 1990-09-03 | 1992-03-12 | Pack Systems Internatioal K | Impurity sepn. device for contaminated water - comprises 2nd set of upper inclined collecting plates in flocculation and sedimentation tank for smooth sediment removal, for high density |
| CN2330649Y (en) * | 1998-04-24 | 1999-07-28 | 张行赫 | Mud-dreg separating contact type clarification tank |
| CN2680652Y (en) * | 2004-03-18 | 2005-02-23 | 昆明柯利欣环保科技有限公司 | High performance clarification tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1669945A (en) | 2005-09-21 |
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