CN115591282B - One-way water distribution type secondary sedimentation tank structure - Google Patents
One-way water distribution type secondary sedimentation tank structure Download PDFInfo
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- CN115591282B CN115591282B CN202211350819.1A CN202211350819A CN115591282B CN 115591282 B CN115591282 B CN 115591282B CN 202211350819 A CN202211350819 A CN 202211350819A CN 115591282 B CN115591282 B CN 115591282B
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- scum
- scraper
- guide
- sedimentation tank
- plate
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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
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
-
- 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
- B01D21/245—Discharge mechanisms for the sediments
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses a one-way water distribution type secondary sedimentation tank structure which is characterized by comprising a secondary sedimentation tank body and a mud scraper, wherein the mud scraper is arranged in the secondary sedimentation tank body and is provided with a mud scraper, the mud scraper comprises a scraper body, a floating plate, flexible connecting cloth, a first guide side plate and a second guide side plate, the first guide side plate and the second guide side plate are respectively arranged at two sides of the scraper body, the first guide side plate is provided with a first guide opening, the second guide side plate is provided with a second guide opening, the first guide hole and the second guide hole are gradually far away from the scraper body from top to bottom, the floating plate is provided with a water through opening and an air vent, two sides of the floating plate are respectively provided with a first guide bulge and a second guide bulge, the first guide bulge is matched with the first guide opening, and the second guide bulge is matched with the second guide opening. Compared with the prior art, the invention can effectively reduce the sludge overflowing amount caused by the action of the mud scraping plate.
Description
Technical Field
The invention relates to the technical field of secondary sedimentation tanks, in particular to a one-way water distribution type secondary sedimentation tank structure.
Background
In a sewage treatment facility, a secondary sedimentation tank is mainly used for carrying out mud-water separation, and serves as an important link in a sewage treatment system to further purify sewage, clarify mixed liquor and precipitate and concentrate sludge. The existing secondary sedimentation tank adopts a sludge scraper arranged on the bottom of the tank, and when the sludge scraper works, the action of the sludge scraper easily causes sludge to be flooded, so that the treatment effect of the secondary sedimentation tank is influenced. In view of the above, the inventor of the present application has made extensive studies to obtain a one-way water distribution type secondary sedimentation tank structure.
Disclosure of Invention
The invention aims to provide a one-way water distribution type secondary sedimentation tank structure which can effectively reduce the sludge overflowing amount caused by the action of a sludge scraper.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a two heavy pond structures of one-way water distribution formula, includes two heavy cell bodies and mud scraper, the mud scraper is located in the two heavy cell bodies, the mud scraper has the mud scraper, the mud scraper includes scraper blade body, unsteady board, flexible connection cloth, first direction curb plate and second direction curb plate, first direction curb plate with second direction curb plate is located respectively the both sides of scraper blade body, be equipped with first direction trompil on the first direction curb plate, be equipped with second direction trompil on the second direction curb plate, first guiding hole with the second guiding hole is kept away from top to bottom gradually the scraper blade body, be equipped with limbers and blow vent on the unsteady board, the both sides of unsteady board are equipped with first direction arch and second direction arch respectively, first direction arch with cooperate in first direction trompil, second direction arch with cooperate in second direction trompil, the edge connection of flexible connection cloth the lower border of scraper blade, the other end is connected the border that floats the board.
In a preferred embodiment, the flexible connecting cloth is made of a water-permeable material.
In a preferred embodiment, the sludge scraper further comprises a measuring plate, the measuring plate is horizontally arranged, a connecting rod is arranged on the upper surface of the measuring plate, and the upper end of the connecting rod is connected with the lower surface of the floating plate.
In a preferred embodiment, the side of the measuring plate remote from the scraper body is inclined downwards.
In a preferred embodiment, still collect the well including arranging the sediment floodgate, unloading sediment picture peg floodgate, scum fill, scum delivery pipe and dross, be equipped with sedimentation zone, one-way inlet channel and outlet channel in the two heavy cell bodies, the outlet channel encircles the sedimentation zone, one-way inlet channel encircles the outlet channel, be equipped with the water inlet on the inlet channel, the scum fill is located the sedimentation zone, the scum collection well is located the outside of two heavy cell bodies, the scum delivery union coupling the scum fill with the well is collected to the scum, arrange the sediment floodgate and locate in the well is collected to the scum, be used for opening and close the scum delivery pipe, it locates to unload the sediment picture peg floodgate in the one-way inlet channel, and correspond the position setting of well is collected to the scum.
In a preferred embodiment, the slag discharge gate and the slag discharge inserting plate gate are respectively provided with a manual hoist.
In a preferred embodiment, the included angle between the connecting line of the slag discharge inserting plate gate and the scum hopper and the connecting line of the scum hopper and the scum collecting well is not more than 30 degrees.
Compared with the prior art, the invention provides a one-way water distribution type secondary sedimentation tank structure, when sludge is not removed, the floating plate is filled with air and floats, and the floating plate is close to the scraper body when floating due to the arrangement of the first guide opening and the second guide opening, so that the sludge can be prevented from falling onto the floating plate and the flexible connecting cloth, and the sludge can smoothly fall onto the bottom of the tank; when carrying out the mud and getting rid of the during operation, injected water in to the floating plate for the floating plate sinks, because the guide effect of first direction trompil and second direction trompil, when the floating plate sinks, keeps away from the scraper blade body, thereby pulling flexonics cloth expandes, covers the sludge blanket, when mud scraper blade scrapes the mud action, because the covering of fixed plate and flexonics cloth, can effectively avoid mud to rise.
Drawings
FIG. 1 is a schematic structural view of a one-way water distribution type secondary sedimentation tank structure.
Fig. 2 is a schematic structural diagram (first view) of a sludge scraper of a one-way water distribution type secondary sedimentation tank structure.
Fig. 3 is a schematic structural view (second view) of a sludge scraper of a one-way water distribution type secondary sedimentation tank structure according to the present invention.
FIG. 4 is a schematic structural view of a measuring plate of a sludge scraper with a unidirectional water distribution type secondary sedimentation tank structure.
FIG. 5 is a schematic view of a partial structure of a one-way water distribution type secondary sedimentation tank structure according to the present invention.
In the drawings
A secondary sedimentation tank body 1; a settling zone 2; a one-way water inlet channel 3; a water outlet channel 4; a mud scraper 5; a sludge scraper 6; a squeegee body 7; a floating plate 8; a water passage port 9; a vent 10; a first guide projection 11; a second guide projection 12; a flexible connecting cloth 13; a first guide side plate 14; a first guide opening 15; a second guide side plate 16; a second guide opening 17; a measuring plate 18; a connecting rod 19; a slag discharge gate 20; a slag discharge inserting plate gate 21; a scum hopper 22; a dross discharge pipe 23; a scum collection well 24.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
As shown in fig. 1 to 5, a one-way water distribution type secondary sedimentation tank structure comprises a secondary sedimentation tank body 1 and a mud scraper 5, the mud scraper 5 is arranged in the secondary sedimentation tank body 1, the mud scraper 5 is provided with a mud scraper 6, the mud scraper 6 comprises a scraper body 7, a floating plate 8, a flexible connecting cloth 13, a first guide side plate 14 and a second guide side plate 16, the first guide side plate 14 and the second guide side plate 16 are respectively arranged on two sides of the scraper body 7, the first guide side plate 14 is provided with a first guide opening 15, the second guide side plate 16 is provided with a second guide opening 17, the first guide hole and the second guide hole are gradually far away from the scraper body 7 from top to bottom, the floating plate 8 is provided with a water through port 9 and a vent 10, two sides of the floating plate 8 are respectively provided with a first guide protrusion 11 and a second guide protrusion 12, the first guide protrusion 11 is matched with the first guide opening 15, the second guide protrusion 12 is matched with the second guide protrusion 17, the other side edge of the flexible connecting cloth 13 is connected with the lower edge of the floating plate, and the lower edge of the floating plate is connected with the lower edge of the scraper 8.
According to the one-way water distribution type secondary sedimentation tank structure, when sludge is not removed, the floating plate 8 is filled with air, the floating plate 8 floats, and due to the arrangement of the first guide opening 15 and the second guide opening 17, the floating plate 8 is close to the scraper body 7 when floating, so that sludge can be prevented from falling onto the floating plate 8 and the flexible connecting cloth 13, and the sludge can smoothly fall to the bottom of the tank; when carrying out the mud and getting rid of the during operation, pour into water into to floating plate 8 for floating plate 8 sinks, because the guide effect of first direction trompil 15 and second direction trompil 17, when floating plate 8 sinks, keeps away from scraper blade body 7, thereby pulling flexible connection cloth 13 expandes, covers the sludge blanket, when mud scraper 6 scrapes the mud action, because the covering of fixed plate and flexible connection cloth 13, can effectively avoid mud to rise.
In order to control the floating plate 8, a water through hole is connected with a water pump, a vent hole is communicated with the outside air, when the floating plate 8 needs to sink, water is injected into the floating plate 8 through the water pump, and when the floating plate 8 needs to rise, the water in the floating plate 8 is pumped out through the water pump.
Further, the flexible connecting cloth 13 is made of a permeable material, and the arrangement can avoid the phenomenon that the flexible connecting cloth 13 generates large water waves to cause resistance and simultaneously cause sludge to rise in the action process.
In order to further improve the effect of preventing sludge from flooding, the sludge scraper 6 further comprises a measuring plate 18, the measuring plate 18 is horizontally arranged, a connecting rod 19 is arranged on the upper surface of the measuring plate 18, and the upper end of the connecting rod 19 is connected with the lower surface of the floating plate 8. After having set up and having measured board 18, floating plate 8 is at the in-process that descends, when measuring board 18 and descend to contact with the mud upper surface, because the support of mud, no longer descends promptly to make floating plate 8 be higher than the certain distance of mud upper surface, be favorable to realizing the good covering effect to mud.
In order to avoid the measuring plate 18 from scooping up the sludge surface, the side of the measuring plate 18 facing away from the scraper body 7 is inclined downwards.
In order to further promote the decontamination effect, promote the decontamination ability of two heavy ponds, the one-way water distribution type two heavy pond structure of this embodiment still includes sediment floodgate 20, unloads sediment picture peg floodgate 21, dross fill 22, dross discharge pipe 23 and dross collecting well 24, be equipped with sedimentation zone 2, one-way inlet channel 3 and outlet channel 4 in two heavy ponds 1, outlet channel 4 encircles sedimentation zone 2, one-way inlet channel 3 encircles outlet channel 4, be equipped with the water inlet on the inlet channel, dross fill 22 is located sedimentation zone 2, dross collecting well 24 locates two heavy ponds 1's outside, dross discharge pipe 23 is connected dross fill 22 with dross collecting well 24, sediment floodgate 20 is located in dross collecting well 24, is used for opening and close dross discharge pipe 23, unload sediment picture peg floodgate 21 locate in one-way inlet channel 3, and correspond dross collecting well 24's position setting.
Through the structure setting, can clear away secondary sedimentation tank top dross comparatively thoroughly. When deslagging is carried out, the deslagging gate 20 and the deslagging spile gate 21 are sequentially opened, and scum enriched at the top of the water inlet channel is discharged by utilizing high-speed and large-flow water inlet impact so as to reduce the scum quantity in the water inlet channel, so that the structure can improve the quality of outlet water and reduce odor generated at the top of the secondary sedimentation tank; utilize the two-way impact of rivers, thoroughly clear up the dross more, it is efficient, effectual.
In order to facilitate the opening and closing of the slag discharge gate 20 and the slag discharge inserting plate gate 21, manual opening and closing machines are correspondingly arranged on the slag discharge gate 20 and the slag discharge inserting plate gate 21.
Specifically, an included angle between a connecting line of the slag discharge gate insert 21 and the scum hopper 22 and a connecting line of the scum hopper 22 and the scum collection well 24 is not more than 30 degrees, so that the slag discharge gate insert 21 can be closer to the scum collection well 24.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "include", "including" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or terminal device including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such process, method, article, or terminal device. Without further limitation, an element defined by the phrases "comprising 8230; \8230;" or "comprising 8230; \8230;" does not exclude the presence of additional elements in a process, method, article, or terminal device that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the present number.
The foregoing description of the embodiments is provided to facilitate an understanding and use of the invention by those skilled in the art, and it will be readily apparent to those skilled in the art that various modifications may be made to the embodiments and that the generic principles defined herein may be applied to other embodiments without the use of inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (7)
1. The utility model provides a two heavy pond structures of one-way water distribution formula, its characterized in that, includes two heavy ponds and mud scraper, the mud scraper is located in two heavy ponds, the mud scraper has the mud scraper, the mud scraper includes scraper blade body, float board, flexible connection cloth, first direction curb plate and second direction curb plate, first direction curb plate with second direction curb plate is located respectively the both sides of scraper blade body, be equipped with first direction trompil on the first direction curb plate, be equipped with second direction trompil on the second direction curb plate, first direction trompil with second direction trompil is kept away from top to bottom gradually the scraper blade body, be equipped with water-through mouth and blow vent on the float board, the both sides of float board are equipped with first direction arch and second direction arch respectively, first direction arch with cooperate in the first direction trompil, second direction arch with cooperate in the second direction trompil, a side edge of flexible connection cloth is connected the lower border of scraper blade, and the other end is connected the border of float board.
2. The structure of claim 1, wherein the flexible connecting cloth is made of a water permeable material.
3. The one-way water distribution type secondary sedimentation tank structure according to claim 1, wherein the sludge scraper further comprises a measuring plate, the measuring plate is horizontally arranged, a connecting rod is arranged on the upper surface of the measuring plate, and the upper end of the connecting rod is connected with the lower surface of the floating plate.
4. The structure of claim 3, wherein the side of the measuring plate away from the scraper body is inclined downwards.
5. The structure of one-way water distribution type secondary sedimentation tank according to any one of claims 1 to 4, further comprising a slag discharge gate, a slag discharge paddle gate, a scum hopper, a scum discharge pipe and a scum collection well, wherein the secondary sedimentation tank is provided with a sedimentation zone, a one-way water inlet channel and a scum outlet channel, the scum outlet channel surrounds the sedimentation zone, the one-way water inlet channel surrounds the scum outlet channel, the scum hopper is provided with a water inlet on the water inlet channel, the scum collection well is provided outside the secondary sedimentation tank, the scum discharge pipe is connected with the scum hopper and the scum collection well, the slag discharge gate is provided in the scum collection well for opening and closing the scum discharge pipe, and the slag discharge paddle gate is provided in the one-way water inlet channel and is arranged corresponding to the position of the scum collection well.
6. The structure of claim 5, wherein the slag discharge gate and the slag discharge spile gate are both provided with a manual hoist.
7. The structure of claim 5, wherein an angle between a connecting line between the scum gate and the scum hopper and a connecting line between the scum hopper and the scum collecting well is not more than 30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211350819.1A CN115591282B (en) | 2022-10-31 | 2022-10-31 | One-way water distribution type secondary sedimentation tank structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211350819.1A CN115591282B (en) | 2022-10-31 | 2022-10-31 | One-way water distribution type secondary sedimentation tank structure |
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| Publication Number | Publication Date |
|---|---|
| CN115591282A CN115591282A (en) | 2023-01-13 |
| CN115591282B true CN115591282B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211350819.1A Active CN115591282B (en) | 2022-10-31 | 2022-10-31 | One-way water distribution type secondary sedimentation tank structure |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3024671A1 (en) * | 1980-06-30 | 1982-01-28 | Schloemann-Siemag AG, 4000 Düsseldorf | Skimmer for liquid surface mounted on float - has endless chain with scrapers moving over liquid up ramp into receiver |
| CN205287748U (en) * | 2015-12-02 | 2016-06-08 | 安徽中环环保科技股份有限公司 | Suspension cleaning shoe suitable for bridge mud scraper |
| CN112316499A (en) * | 2020-10-29 | 2021-02-05 | 苏州艾捷尔斯生物科技有限公司 | Sewage treatment pond based on environmental protection |
-
2022
- 2022-10-31 CN CN202211350819.1A patent/CN115591282B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3024671A1 (en) * | 1980-06-30 | 1982-01-28 | Schloemann-Siemag AG, 4000 Düsseldorf | Skimmer for liquid surface mounted on float - has endless chain with scrapers moving over liquid up ramp into receiver |
| CN205287748U (en) * | 2015-12-02 | 2016-06-08 | 安徽中环环保科技股份有限公司 | Suspension cleaning shoe suitable for bridge mud scraper |
| CN112316499A (en) * | 2020-10-29 | 2021-02-05 | 苏州艾捷尔斯生物科技有限公司 | Sewage treatment pond based on environmental protection |
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| Publication number | Publication date |
|---|---|
| CN115591282A (en) | 2023-01-13 |
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