CN214344798U

CN214344798U - Circulating activated sludge sewage treatment plant

Info

Publication number: CN214344798U
Application number: CN202022640570.0U
Authority: CN
Inventors: 谷成国; 崔鑫; 杨彬; 宋剑锋; 姜诗慧
Original assignee: Liaoning Environmental Protection Group Qingyuan Water Co ltd
Current assignee: Liaoning Environmental Protection Group Qingyuan Water Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-10-08
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a circulating activated sludge sewage treatment device, which comprises a sewage tank and a filtering tank, a circulating tank is arranged in the filtering tank, a lifting gate mechanism is arranged on the right side wall of the circulating tank, a second filter plate is movably arranged between the circulating tank and the filtering tank, a return tank is arranged below the filtering tank, the utility model relates to the technical field of sewage treatment, a reflux device is arranged between a reflux pool and a sewage pool, a circulating pool can circularly filter impurities in sewage at the bottom of the pool to collect the impurities for convenient treatment, a gate is arranged on the right wall of the circulating pool, a second filter plate is arranged below the gate, the angle of the second filter plate can be adjusted to adjust the sewage filtering speed, so as to realize the high-efficiency control of multi-sewage treatment, the bottom of the filter tank is provided with a return tank, the sewage which is not completely filtered in the circulating tank can be sent back to the sewage tank for filtering again.

Description

Circulating activated sludge sewage treatment plant

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a circulating activated sludge sewage treatment device.

Background

Sewage treatment in order to make sewage reach the water quality requirement of discharging into a certain water body or reuse and purify the process, the sewage treatment is widely applied to various fields of building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment, catering and the like, and also increasingly enters the daily life of common people, the utility model with the publication number of CN211570346U relates to a circulating industrial sewage treatment device, which comprises a box body, wherein the periphery of the bottom of the box body is fixedly connected with supporting legs, the left side of the inner cavity of the box body is fixedly connected with a filter box, the right side of the inner cavity of the box body is fixedly connected with a partition plate, the inner cavity of the box body, which is positioned at the right side of the filter box, is divided into a filling pool and a reaction pool by the partition plate, the top end of the partition plate is provided with an overflow hole, the bottom of the right side of the box body is communicated with a water outlet pipe with a valve, and the middle part of the inner cavity of the filter box is fixedly connected with a filter screen, the center department through rotation at filter box top is connected with the type of falling T pipe, and two horizontal pipes of the type of falling T pipe are located the inner chamber of filter screen, however in actual life, the condition in the sewage is very complicated, and impurity has viscidity a bit, and impurity a bit also has toughness, when using the scraper blade to strike off impurity to the filter screen, the condition such as winding or wire drawing hanging net appears taking place easily, leads to the jam of filter screen for a long time easily, causes the filter effect to descend.

SUMMERY OF THE UTILITY MODEL

The utility model provides a circulating activated sludge sewage treatment device, which solves the problem that the prior device easily causes the blockage of the filter screen.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a circulating activated sludge sewage treatment device comprises a sewage tank and a filtering tank, wherein a circulating tank is arranged in the filtering tank, two pairs of first supports are arranged between the circulating tank and the filtering tank, a first filter plate is arranged in the circulating tank, a lifting gate mechanism is arranged on the wall of the right side of the circulating tank, a second filter plate is movably arranged between the circulating tank and the filtering tank, the left side of the second filter plate is hinged with the outer wall of the circulating tank, the right side of the second filter plate is a free end, a tripod is arranged on the inner wall of the filtering tank, an electric telescopic rod is arranged on the lower portion of the tripod, a driving end of the electric telescopic rod is movably connected with the free end of the second filter plate, a first water pump is arranged at the upper end of the circulating tank, a first water inlet pipe is arranged at the water inlet end of the first water pump, and the first water inlet pipe extends into the bottom of the filtering tank, first outlet pipe is installed to first water pump outlet end, first outlet pipe stretches into first filter below, the filtering ponds below is equipped with the backward flow pond, the blow off pipe is installed to the circulation bottom of the pool portion, the blow off pipe passes the filtering ponds bottom stretches into inside the backward flow pond, the solenoid valve is installed on the blow off pipe top, solenoid valve externally mounted has impurity collection device, the second water pump is installed at the effluent water sump top, the second water pump is intake and is held and install the second inlet tube, the second inlet tube stretches into the effluent water sump bottom, the second outlet pipe is installed to second inlet tube outlet end, the second outlet pipe stretches into first filter below, the backward flow pond with install reflux unit between the effluent water sump.

Preferably, lift gate mechanism is including setting up the inside gate of circulation pond right side wall, the threaded rod is installed to the gate outer wall, the gate with the threaded rod top is equipped with the spout, spout internally mounted has the slide rail, circulation pond right side wall upper end is installed driving motor, the transfer line is installed to the driving motor drive end, the drive wheel is installed on the transfer line top, the drive wheel outer wall is equipped with the screw thread, the drive wheel with the threaded rod meshing.

Preferably, the impurity collecting device comprises two pairs of clamping grooves arranged on the outer wall of the bottom of the filtering tank, impurity filtering boxes are inserted into the two pairs of clamping grooves, two pairs of ears are arranged above the impurity filtering boxes and are inserted into the two pairs of clamping grooves, the outer wall of the bottom of the filtering tank is provided with a jack, the outer wall of each impurity filtering box is provided with a bolt, and the bolt is inserted into the jack.

Preferably, the backflow device comprises a water outlet pipe arranged at the bottom of the backflow tank, a third water pump is arranged at one end of the water outlet pipe, a third water outlet pipe is arranged at the water outlet end of the third water pump, the third water outlet pipe is communicated with the bottom of the sewage tank, and a one-way valve is arranged between the third water outlet pipe and the sewage tank.

Preferably, a second support is arranged between the top of the left side of the filtering tank and the second water outlet pipe.

Preferably, a water stop valve is installed on the water outlet pipe.

Preferably, the bottom of the filter tank is provided with a water outlet.

Preferably, a sealed access door is installed on the right side of the backflow pool.

Advantageous effects

The utility model provides a circulating activated sludge sewage treatment plant, the utility model discloses inside is equipped with the circulation tank, the circulation tank can be effectual with the impurity circulation filtration in the sewage in the bottom of the pool, concentrate impurity and discharge the impurity filter box in and be convenient for handle, circulation tank right side wall is equipped with the gate simultaneously, the gate below is equipped with the second filter, the sewage circulation filtration of being convenient for, the second filter free end is connected with electric telescopic handle, can adjust the angle of second filter through electric telescopic handle, one makes things convenient for the cleanness to clean and cleans the second filter, two come to adjust sewage filterable speed through the angle of adjusting the second filter, realize many sewage treatment's high-efficient management and control, the filter tank bottom is equipped with the backward flow pond, can send the inside not completely filterable sewage of circulation tank back to the sewage pond and filter again.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a partial cross-sectional view of the bracket of the present invention.

Fig. 3 is a schematic structural diagram of the clamping mechanism of the present invention.

In the figure: 1. a sewage tank; 2. a second water inlet pipe; 3. a third water outlet pipe; 4. a third water pump; 5. a water outlet pipe; 6. a reflux pool; 7. an impurity filter box; 8. an electromagnetic valve; 9. a blow-off pipe; 10. sealing the access door; 11. a water outlet; 12. a filtration tank; 13. a first bracket; 14. a circulation tank; 15. an electric telescopic rod; 16. a tripod; 17. a second filter plate; 18. a first filter plate; 19. a first water outlet pipe; 20. a first water pump; 21. a first water inlet pipe; 22. a second bracket; 23. a second water outlet pipe; 24. a second water pump; 25. a gate; 26. a threaded rod; 27. a driving wheel; 28. a transmission rod; 29. a drive motor; 30. a slide rail; 31. a card slot; 32. an ear; 33. a chute; 34. a bolt; 35. a jack; 36. a one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a circulating activated sludge sewage treatment device comprises a sewage tank 1 and a filtering tank 12, wherein a circulating tank 14 is arranged inside the filtering tank 12, two pairs of first supports 13 are arranged between the circulating tank 14 and the filtering tank 12, a first filter plate 18 is arranged inside the circulating tank 14, a lifting gate mechanism is arranged on the wall of the right side of the circulating tank 14, a second filter plate 17 is movably arranged between the circulating tank 14 and the filtering tank 12, the left side of the second filter plate 17 is hinged with the outer wall of the circulating tank 14, the right side of the second filter plate 17 is a free end, a tripod 16 is arranged on the inner wall of the filtering tank 12, an electric telescopic rod 15 is arranged on the lower portion of the tripod 16, the driving end of the electric telescopic rod 15 is movably connected with the free end of the second filter plate 17, a first water pump 20 is arranged at the upper end of the circulating tank 14, a first water inlet pipe 21 is arranged at the water inlet end of the first water pump 20, the first water inlet pipe 21 extends into the bottom of the filtering tank 12, a first water outlet pipe 19 is installed at the water outlet end of the first water pump 20, the first water outlet pipe 19 extends into the lower portion of the first filtering plate 18, a backflow tank 6 is arranged below the filtering tank 12, a sewage discharge pipe 9 is installed at the bottom of the circulating tank 14, the sewage discharge pipe 9 penetrates through the bottom of the filtering tank 12 and extends into the backflow tank 6, an electromagnetic valve 8 is installed at the top end of the sewage discharge pipe 9, an impurity collecting device is installed outside the electromagnetic valve 8, a second water pump 24 is installed at the top of the sewage tank 1, a second water inlet pipe 2 is installed at the water inlet end of the second water pump 24, the second water inlet pipe 2 extends into the bottom of the sewage tank 1, a second water outlet pipe 23 is installed at the water outlet end of the second water inlet pipe 2, the second water outlet pipe 23 extends into the lower portion of the first filtering plate 18, and a backflow device is installed between the backflow tank 6 and the sewage tank 1, the lifting gate mechanism comprises a gate 25 arranged inside the wall on the right side of the circulating pool 14, a threaded rod 26 is arranged on the outer wall of the gate 25, a sliding groove 33 is arranged above the gate 25 and the threaded rod 26, a sliding rail 30 is arranged inside the sliding groove 33, a driving motor 29 is arranged at the upper end of the right wall of the circulating pool 14, a driving rod 28 is arranged at the driving end of the driving motor 29, a driving wheel 27 is arranged at the top end of the driving rod 28, threads are arranged on the outer wall of the driving wheel 27, the driving wheel 27 is meshed with the threaded rod 26, the impurity collecting device comprises two pairs of clamping grooves 31 arranged on the outer wall of the bottom of the filtering pool 12, impurity filtering boxes 7 are inserted into the two pairs of clamping grooves 31, two pairs of ears 32 are arranged above the impurity filtering boxes 7, the two pairs of ears 32 are inserted into the two pairs of clamping grooves 31, and jacks 35 are arranged on the outer wall of the bottom of the filtering pool 12, plug 34 is installed to 7 outer walls of impurity filter box, plug 34 inserts in the jack 35, reflux unit including install in the outlet pipe 5 of 6 bottoms of backward flow pond, third water pump 4 is installed to outlet pipe 5 one end, third water pump 4 goes out the water end and installs third outlet pipe 3, third outlet pipe 3 with 1 bottom of effluent water sump is linked together, third outlet pipe 3 with install check valve 36 between the effluent water sump 1, filtering ponds 12 left side top with install second support 22 between the second outlet pipe 23, install the stagnant water valve on the outlet pipe 5, filtering ponds 12 bottoms are equipped with outlet 11, sealed access door 10 is installed on 6 right sides of backward flow pond.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): when sewage needs to be treated, the second water pump 24 is started to pump the sewage from the sewage tank 1 to the position below the first filter plate 18 in the circulating tank 14, the driving motor 29 is started at the same time, the driving end of the driving motor 29 drives the driving wheel 27 to rotate through the driving rod 28, so that the gate 25 is opened, the sewage in the circulating tank 14 rises, is filtered by the first filter plate 18, then passes through the gate 25, is filtered by the second filter plate 17, enters the filtering tank 12, then the first water pump 20 above the circulating tank 14 is started, the sewage in the filtering tank 12 is sent into the circulating tank 14 to be filtered again, the circulating filtering effect is realized, the water outlet 11 is opened after the filtering is finished, the sewage is sent into the next stage, then the electromagnetic valve 8 is opened, the sewage in the circulating tank 14 is firstly intensively filtered by the impurity filtering tank 7 along the sewage discharge pipe 9 and then enters the return tank 6, and then the sewage is sent back to the sewage pool 1 by the third water pump 4 for filtration again, the angle of the first filter plate 18 can be adjusted by adjusting the electric telescopic rod 15 in the sewage treatment process, so that the speed of sewage filtration is adjusted, after the sewage treatment is completed, the sealed access door 10 is opened, the bolt 34 is pulled out from the reflux pool 6, and the impurity filtering box 7 is taken down to perform centralized treatment on the impurities.

It is noted that, herein, relational terms such as first and second, and the like may be 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 "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circulating activated sludge sewage treatment plant, includes effluent water sump (1) and filtering ponds (12), its characterized in that, filtering ponds (12) inside is equipped with circulation pond (14), circulation pond (14) with install two pairs of first supports (13) between filtering ponds (12), circulation pond (14) internally mounted has first filter (18), circulation pond (14) right side wall is equipped with lift gate mechanism, movable mounting has second filter (17) between circulation pond (14) and the filtering ponds (12), second filter (17) left side with circulation pond (14) outer wall is articulated, second filter (17) right side is the free end, tripod (16) are installed to filtering ponds (12) inner wall, electric telescopic handle (15) are installed to tripod (16) lower part, electric telescopic handle (15) drive end with second filter (17) free end swing joint, a first water pump (20) is installed at the upper end of the circulating tank (14), a first water inlet pipe (21) is installed at the water inlet end of the first water pump (20), the first water inlet pipe (21) extends into the bottom of the filtering tank (12), a first water outlet pipe (19) is installed at the water outlet end of the first water pump (20), the first water outlet pipe (19) extends into the lower portion of the first filtering plate (18), a backflow tank (6) is arranged below the filtering tank (12), a sewage discharge pipe (9) is installed at the bottom of the circulating tank (14), the sewage discharge pipe (9) penetrates through the bottom of the filtering tank (12) and extends into the inside of the backflow tank (6), an electromagnetic valve (8) is installed at the top end of the sewage discharge pipe (9), an impurity collecting device is installed outside the electromagnetic valve (8), a second water pump (24) is installed at the top of the sewage tank (1), a second water inlet pipe (2) is installed at the water inlet end of the second water pump (24), the sewage treatment device is characterized in that the second water inlet pipe (2) extends into the bottom of the sewage pool (1), a second water outlet pipe (23) is installed at the water outlet end of the second water inlet pipe (2), the second water outlet pipe (23) extends into the lower portion of the first filtering plate (18), and a backflow device is installed between the backflow pool (6) and the sewage pool (1).

2. A circulating activated sludge sewage treatment device according to claim 1, wherein the lift gate mechanism comprises a gate (25) arranged inside the wall on the right side of the circulation tank (14), a threaded rod (26) is installed on the outer wall of the gate (25), a sliding chute (33) is arranged above the gate (25) and the threaded rod (26), a sliding rail (30) is installed inside the sliding chute (33), a driving motor (29) is installed on the upper end of the right wall of the circulation tank (14), a driving rod (28) is installed at the driving end of the driving motor (29), a driving wheel (27) is installed at the top end of the driving rod (28), a thread is arranged on the outer wall of the driving wheel (27), and the driving wheel (27) is meshed with the threaded rod (26).

3. The circulating activated sludge sewage treatment device according to claim 1, wherein the impurity collecting device comprises two pairs of clamping grooves (31) arranged on the outer wall of the bottom of the filtering tank (12), impurity filtering boxes (7) are inserted into the two pairs of clamping grooves (31), two pairs of ears (32) are arranged above the impurity filtering boxes (7), the two pairs of ears (32) are inserted into the two pairs of clamping grooves (31), the outer wall of the bottom of the filtering tank (12) is provided with inserting holes (35), the outer wall of each impurity filtering box (7) is provided with inserting pins (34), and the inserting pins (34) are inserted into the inserting holes (35).

4. A circulating activated sludge sewage treatment plant according to claim 1 wherein the return device comprises a water outlet pipe (5) mounted at the bottom of the return tank (6), a third water pump (4) is mounted at one end of the water outlet pipe (5), a third water outlet pipe (3) is mounted at the water outlet end of the third water pump (4), the third water outlet pipe (3) is communicated with the bottom of the sewage tank (1), and a one-way valve (36) is mounted between the third water outlet pipe (3) and the sewage tank (1).

5. A circulating activated sludge sewage treatment plant according to claim 1, characterized in that a second bracket (22) is installed between the top of the left side of the filtering tank (12) and the second outlet pipe (23).

6. A circulating activated sludge sewage treatment plant according to claim 4 wherein the outlet pipe (5) is equipped with a water stop valve.

7. A circulating activated sludge sewage treatment plant according to claim 1 wherein the bottom of the filtration tank (12) is provided with a drain (11).

8. A circulating activated sludge sewage treatment plant according to claim 1, characterized in that the right side of said return basin (6) is equipped with a sealed access door (10).