CN109529426B - Sewage preliminary filtering device - Google Patents
Sewage preliminary filtering device Download PDFInfo
- Publication number
- CN109529426B CN109529426B CN201910060422.0A CN201910060422A CN109529426B CN 109529426 B CN109529426 B CN 109529426B CN 201910060422 A CN201910060422 A CN 201910060422A CN 109529426 B CN109529426 B CN 109529426B
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- CN
- China
- Prior art keywords
- water collecting
- interception
- plate
- sludge
- sewage
- 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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Links
- 238000001914 filtration Methods 0.000 title claims abstract description 42
- 239000010865 sewage Substances 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000010802 sludge Substances 0.000 claims abstract description 29
- 238000005507 spraying Methods 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 claims 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000007790 scraping Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
- B01D29/6484—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a translatory movement with respect to the filtering element
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention belongs to the technical field of river channel cleaning equipment, and particularly relates to a sewage preliminary filtering device which comprises a drainage device, a filtering device and a spraying device; the drainage device comprises a plurality of drainage pipes, all the drainage pipes are connected in series through a plurality of interception tee joints, and the tail end of the last interception tee joint is connected with a bent pipe which is bent downwards; the spraying device comprises a water collecting tank, a drain pipe is inserted into the lower right corner of the water collecting tank, and a water pump is connected to the drain pipe; the filtering device comprises a sludge discharge device, a water collecting plate and a sludge tank; the sludge discharge device comprises a filter box, the filter box is positioned under the sewage drain pipe, a water collecting plate is suspended and installed under the filter box, the sludge pond is positioned at the left lower part of the water collecting plate, and the water collecting tank is positioned at the right lower part of the water collecting plate.
Description
Technical Field
The invention belongs to the technical field of river channel cleaning equipment, and particularly relates to a sewage preliminary filtering device.
Background
At present, in river course clearance construction, after the silt of river course bottom is sucked up, the filth in the blow off line is the mud water mixture, when handling this part mud water mixture, need to separate the mud water, be convenient for post-treatment, discharge the end and adopt mud water filter equipment to carry out mud water separation, before getting into mud water filter equipment, because of the mud content in the mud water mixture is great, the terminal filtration process is slower, the filter effect is relatively poor, therefore how with mud pretreatment to alleviate terminal filtration burden is the problem that needs to be solved urgently.
Disclosure of Invention
In view of the above, the invention aims to provide a sewage preliminary filtering device to solve the problems of slower terminal filtering process, poorer filtering effect and heavier terminal filtering burden in the traditional mud-water separation process at present.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
a sewage preliminary filtering device, which comprises a drainage device, a filtering device and a spraying device; the drainage device comprises a plurality of drainage pipes, all the drainage pipes are connected in series through a plurality of interception tee joints, and the tail end of the last interception tee joint is connected with a bent pipe which is bent downwards; the spraying device comprises a water collecting tank, a drain pipe is inserted into the lower right corner of the water collecting tank, and a water pump is connected to the drain pipe;
the filtering device comprises a sludge discharge device, a water collecting plate and a sludge tank; the mud discharging device comprises a filter box, wherein the filter box is a box body with an opening at the upper end, the bottom surface of the filter box is a filter screen, and the left side and the right side of the filter box are respectively provided with a left baffle plate and a right baffle plate; the filter tank is located under the blow off pipe, and a water collecting plate is installed under the filter tank in a hanging manner, and is an upward-bending arc plate, the sludge pond is located below the water collecting plate, the water collecting tank is located below the water collecting plate, and the water collecting plate is inclined to the water collecting tank direction.
Further, the mud discharging device also comprises a screw rod, a nut, a scraping plate and a motor; the left end and the right end of the screw rod are respectively and rotatably connected to the left baffle plate and the right baffle plate, a nut is sleeved on the screw rod, meanwhile, the nut penetrates and is fixedly connected in the scraping plate, the scraping plate is positioned in the filter box, and the bottom edge of the scraping plate is contacted with the filter screen; the left baffle is provided with an arched opening.
Further, the left end and the right end of the screw rod are respectively arranged on the left baffle plate and the right baffle plate through bearings.
Further, a plurality of spraying tee joints are connected in series on the drain pipe.
Further, a nozzle is installed at the lower end of each spray tee.
Further, an interception plate is arranged in the interception tee joint and is a plate installed in an upward inclined mode, and the lower end of the interception plate is fixedly connected to the inner wall of the right side of the vertical pipe section of the interception tee joint.
Further, the drain pipe is connected with the interception tee joint through threads.
Compared with the prior art, the invention has the following advantages:
the invention is provided with the mud discharging device, and can perform initial filtration on sewage before the sewage enters the filtering device at the tail end of the discharge, thereby improving the filtration efficiency and relieving the filtration burden of the terminal, and solving the problems of slower filtration process, poorer filtration effect and heavier filtration burden of the terminal in the traditional mud-water separation process at present.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic structural view of a sludge discharging device;
FIG. 3 is a left side view of the left baffle of FIG. 2;
fig. 4 is a schematic diagram of the internal structure of the interception tee.
Reference numerals illustrate:
1-a drainage device; 11-a blow-down pipe; 12-intercepting a tee joint; 121-an interception plate; 13-bending the pipe; 2-a filtering device; 21-a sludge discharge device; 211-a filter box; 2111-a filter screen; 2112-right baffle; 2113-left baffle; 212-a screw rod; 213-nut; 214-a scraper; 215-an electric motor; 22-a water collecting plate; 23-a sludge pool; 3-spraying means; 31-a water collecting tank; 32-a water pump; 33-a drain pipe; 34-spraying a tee joint; 341-nozzles.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 4, a sewage preliminary filtering device comprises a drainage device 1, a filtering device 2 and a spraying device 3; the drainage device 1 comprises a plurality of drain pipes 11, all the drain pipes 11 are connected in series through a plurality of interception tee joints 12, wherein the drain pipes 11 are connected with the interception tee joints 12 through threads. The tail end of the last interception tee 12 is connected with a bent pipe 13 which is bent downwards; the spraying device 3 comprises a water collecting tank 31, a drain pipe 33 is inserted in the lower right corner of the water collecting tank 31, and a water pump 32 is connected to the drain pipe 33; the drain pipe 33 is connected in series with a plurality of spray tee joints 34, and a nozzle 341 is installed at the lower end of each spray tee joint 34.
The filtering device 2 comprises a sludge discharge device 21, a water collecting plate 22 and a sludge tank 23; the mud discharging device 21 comprises a filter box 211, wherein the filter box 211 is a box body with an opening at the upper end, a filter screen 2111 is arranged on the bottom surface of the filter box 211, and a left baffle 2113 and a right baffle 2112 are respectively arranged on the left side and the right side of the filter box 211; the filter tank 211 is located directly under the drain pipe 11, a water collecting plate 22 is suspended and mounted directly under the filter tank 211, the water collecting plate 22 is an upwardly curved arc plate, the sludge pond 23 is located at the left lower side of the water collecting plate 22, the water collecting tank 31 is located at the right lower side of the water collecting plate 22, and the water collecting plate 22 is inclined towards the water collecting tank 31.
Further, the mud discharging device 21 further comprises a screw rod 212, a nut 213, a scraper 214 and a motor 215; the left end and the right end of the screw rod 212 are respectively and rotatably connected to a left baffle 2113 and a right baffle 2112 through bearings, a nut 213 is sleeved on the screw rod 212, meanwhile, the nut 213 is fixedly connected in a scraper 214 in a penetrating manner, the scraper 214 is positioned in the filter box 211, and the bottom edge of the scraper 214 is in contact with the filter screen 2111; the left baffle 2113 is provided with an arcuate opening.
Preferably, an interception plate 121 is arranged in the interception tee 12, the interception plate 121 is a plate installed in an upward inclined mode, and the lower end of the interception plate 121 is fixedly connected to the right inner wall of the vertical pipe section of the interception tee 12. Sewage at the tail end of the drainage enters the sewage drain pipe 11 firstly, and as the water flow speed at the tail end of the drainage is slower, sludge is deposited to the bottom of the sewage drain pipe 11, and the interception plate 121 is arranged, so that the sludge at the bottom of the sewage drain pipe 11 is conveniently intercepted.
The invention is provided with the mud discharging device 21, and can perform initial filtration on sewage before the sewage enters the filtering device 2 at the tail end of the discharge, thereby improving the filtration efficiency and relieving the filtration burden of a terminal, and solving the problems of slower filtration process, poorer filtration effect and heavier filtration burden of the terminal in the traditional mud-water separation process at present.
When the device is used, sewage at the tail end of drainage firstly enters the sewage drain pipe 11, the water flow speed at the tail end of drainage is slower, so that sludge is deposited to the bottom of the sewage drain pipe 11, when the three-way pipe 12 is intercepted, sewage mixed with a large amount of sludge flows down through the three-way pipe 12 to enter the filter box 211, the sludge is intercepted on the filter screen 2111, the sewage after preliminary filtration flows down on the water collecting plate 22 and further flows into the water collecting box 31, meanwhile, the sewage at the tail end of the sewage drain pipe 11 flows into the water collecting box 31 along the elbow pipe 13, after a period of time, when the sludge on the filter screen 2111 is more, the motor 215 is started, the screw 212 rotates, the scraper 214 is driven to horizontally move through the nut 213, the sludge on the filter screen 2111 is scraped, the sludge falls into the sludge pool 23 through the opening on the left baffle 2113, in addition, the sewage in the water collecting box 31 enters the drain pipe 33, and is sprayed on the terminal filter screen through the spray tee 34 for filtration.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. A sewage preliminary filtration device which is characterized in that: comprises a drainage device (1), a filtering device (2) and a spraying device (3);
the drainage device (1) comprises a plurality of drain pipes (11), all the drain pipes (11) are connected in series through a plurality of interception tee joints (12), and the tail end of the last interception tee joint (12) is connected with a bent pipe (13) which is bent downwards;
the spraying device (3) comprises a water collecting tank (31), a drain pipe (33) is inserted into the lower right corner of the water collecting tank (31), and a water pump (32) is connected to the drain pipe (33);
the filtering device (2) comprises a sludge discharge device (21), a water collecting plate (22) and a sludge tank (23); the mud discharging device (21) comprises a filter box (211), wherein the filter box (211) is a box body with an opening at the upper end, the bottom surface of the filter box (211) is a filter screen (2111), and the left side and the right side of the filter box (211) are respectively provided with a left baffle (2113) and a right baffle (2112); the filter tank (211) is arranged right below the sewage drain pipe (11), a water collecting plate (22) is hung and arranged right below the filter tank (211), the water collecting plate (22) is an upward-bent arc plate, the sludge pond (23) is arranged at the left lower part of the water collecting plate (22), the water collecting tank (31) is arranged at the right lower part of the water collecting plate (22), and the water collecting plate (22) is inclined towards the direction of the water collecting tank (31);
an interception plate (121) is arranged in the interception tee (12), the interception plate (121) is a plate which is installed in an upward inclined mode, and the lower end of the interception plate (121) is fixedly connected to the inner wall of the right side of the vertical pipe section of the interception tee (12); sewage at the tail end of the drainage enters a sewage drain pipe (11) firstly, sludge is deposited to the bottom of the sewage drain pipe (11) and flows down to enter a filter tank (211) through an interception tee joint (12);
the mud discharging device (21) also comprises a screw rod (212), a nut (213), a scraper (214) and a motor (215); the left end and the right end of the screw rod (212) are respectively and rotatably connected to the left baffle (2113) and the right baffle (2112), a nut (213) is sleeved on the screw rod (212), meanwhile, the nut (213) is fixedly connected in the scraper (214) in a penetrating way, the scraper (214) is positioned in the filter box (211), and the bottom edge of the scraper (214) is in contact with the filter screen (2111); the left baffle plate (2113) is provided with an arched opening; the scraper (214) is driven to horizontally move through the nut (213) so as to scrape down the sludge on the filter screen (2111), and the sludge falls into the sludge tank (23) through the opening on the left baffle (2113).
2. The wastewater preliminary filtration device of claim 1, wherein: the left and right ends of the screw rod (212) are respectively arranged on the left baffle plate (2113) and the right baffle plate (2112) through bearings.
3. The wastewater preliminary filtration device according to claim 2, wherein: the drain pipe (33) is connected with a plurality of spray tee joints (34) in series.
4. A sewage preliminary filtration device according to claim 3, wherein: a nozzle (341) is arranged at the lower end of each spraying tee joint (34).
5. The wastewater preliminary filtration device of claim 1, wherein: the blow-down pipe (11) is connected with the interception tee joint (12) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060422.0A CN109529426B (en) | 2019-01-22 | 2019-01-22 | Sewage preliminary filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060422.0A CN109529426B (en) | 2019-01-22 | 2019-01-22 | Sewage preliminary filtering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109529426A CN109529426A (en) | 2019-03-29 |
| CN109529426B true CN109529426B (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910060422.0A Active CN109529426B (en) | 2019-01-22 | 2019-01-22 | Sewage preliminary filtering device |
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| CN (1) | CN109529426B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812913A (en) * | 2019-11-07 | 2020-02-21 | 湖南大源环境科技有限公司 | Glass fiber domestic sewage treatment equipment |
| CN111608229B (en) * | 2020-06-10 | 2021-06-08 | 广东广美建设工程有限公司 | Rainwater collection and recycling system for green building |
| CN115032178B (en) * | 2022-04-26 | 2023-12-01 | 江苏仕能工业技术有限公司 | Portable mounting rack for turbidimeter and mounting method thereof |
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| CA2920613C (en) * | 2013-07-25 | 2021-02-09 | Abt, Inc. | Drainage device and methods for constructing and use |
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| CN109529426A (en) | 2019-03-29 |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191225 Address after: 300041 No. 91, Chifeng Road, Heping District, Tianjin Applicant after: TIANJIN PIPELINE ENGINEERING GROUP Co.,Ltd. Applicant after: TIANJIN PIPELINE TAP WATER ENGINEERING Co.,Ltd. Address before: 300041 No. 91, Chifeng Road, Heping District, Tianjin Applicant before: TIANJIN PIPELINE ENGINEERING GROUP Co.,Ltd. Applicant before: TIANJIN PIPELINE ENGINEERING GROUP RUNYUANDA WATER SUPPLY EQUIPMENT TECHNOLOGY Co.,Ltd. |
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