CN113526712B

CN113526712B - Sewage treatment equipment and method

Info

Publication number: CN113526712B
Application number: CN202110935781.3A
Authority: CN
Inventors: 王超; 江舒扬; 陈瑞松; 芦星; 蒋敬敬
Original assignee: Nanjing Xusheng Construction Service Co ltd; Nanjing No8 Construction & Installation Engineering Co ltd
Current assignee: Nanjing Xusheng Construction Service Co ltd; Nanjing No8 Construction & Installation Engineering Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2023-03-10
Anticipated expiration: 2041-08-16
Also published as: CN113526712A

Abstract

The utility model relates to a sewage treatment device and processing method is applied to sewage treatment technical field, and it hangs the basket device including what is used for intercepting debris, it includes the cartridge filter to cut dirty string basket device, be equipped with the filter mantle that is used for filtering debris in the cartridge filter, there is the clearance between the lateral wall of filter mantle and cartridge filter, the filter mantle internal rotation is provided with rotates the section of thick bamboo, it is equipped with the resistance board towards one side of filter mantle along vertical direction to rotate the section of thick bamboo, one side that the rotation section of thick bamboo was kept away from to the resistance board is contradicted on the inner wall of filter mantle, the intercommunication has inlet tube and outlet pipe on the cartridge filter, the inlet tube passes cartridge filter and filter mantle intercommunication. This application promotes the air brake through the rainwater and drives a rotation section of thick bamboo and rotate for the air brake strikes off attached to the debris on the filter mantle at the pivoted in-process, in order to reach the effect of clearance debris on the filter mantle, has reduced debris and has piled up the condition emergence of blockking up the filter mantle, is favorable to improving the treatment effeciency of rainwater.

Description

Sewage treatment equipment and method

Technical Field

The application relates to the technical field of sewage treatment, in particular to sewage treatment equipment and a sewage treatment method.

Background

With the acceleration of the industrialization process of the modern society, the problem of water pollution is aggravated, people also pay more attention to the problem gradually, water conservation is promoted, and then the technology of rainwater collection, treatment and recycling is generated at once. The sewage interception basket hanging device is one of important links in rainwater treatment.

Chinese patent with publication number CN209494030U discloses a rainwater cuts dirty basket device of hanging, including the connecting cylinder, the bottom welding of connecting cylinder has the dirty basket shell of hanging of cutting, and the top of connecting cylinder is inlayed and is had movable top cap, and the internal thread of movable top cap is connected with rotates the lid, cuts dirty basket shell of hanging go up the welding and has the inlet tube, cuts dirty basket shell opposite side welding and has the outlet pipe of hanging, cuts dirty basket shell of hanging and inlays and have the protection inner shell, cuts dirty basket shell of hanging internal fixed mounting and has the filter plate, cuts the bottom of dirty basket shell of hanging and has placed the hand-basket.

Aiming at the related technologies, the inventor thinks that when rainwater enters the sewage intercepting hanging basket shell, the filtering screen plate is washed by the rainwater, impurities contained in the rainwater are easy to attach to the filtering screen plate, and the impurities are easy to accumulate on the filtering screen plate due to long-term washing of the rainwater, so that the filtering screen plate is seriously blocked, and the rainwater treatment efficiency is influenced.

Disclosure of Invention

In order to solve the problem that sundries are accumulated on a filter screen plate to cause serious blockage of the filter screen plate, the application provides sewage treatment equipment and a sewage treatment method.

In a first aspect, the present application provides a sewage treatment device that adopts the following technical scheme:

the utility model provides a sewage treatment equipment, includes the dirty basket device of hanging of cutting that is used for intercepting debris, cut dirty basket device of hanging includes the cartridge filter, be equipped with the filter mantle that is used for filtering debris in the cartridge filter, there is the clearance between the lateral wall of filter mantle and cartridge filter, the filter mantle internal rotation is provided with rotates a section of thick bamboo, it is equipped with the resistance board along vertical direction to rotate one side of a section of thick bamboo towards the filter mantle, the resistance board is kept away from one side of rotating a section of thick bamboo and is contradicted on the inner wall of filter mantle, the intercommunication has inlet tube and outlet pipe on the cartridge filter, the inlet tube passes cartridge filter and filter mantle intercommunication.

By adopting the technical scheme, in the process of rainwater treatment, rainwater enters the filter cover through the water inlet pipe, the filter cover blocks sundries in the rainwater, so that the effect of filtering the rainwater is achieved, meanwhile, the rainwater entering the filter cover has certain impact force and thrust, so that the rotating cylinder is pushed to rotate through the resistance plate, the resistance plate scrapes sundries attached to the filter cover in the rotating process, the effect of cleaning the sundries on the filter cover is achieved, the occurrence of the situation that the sundries are accumulated to block the filter cover is reduced, and the rainwater treatment efficiency is improved; and can have some debris to adhere to on the resistance board, when the resistance board was kept away from the inlet tube, the thick power of exerting between debris and the resistance board weakens to under self gravity effect, debris break away from the resistance board, take place with the condition that reduces debris and pile up the jam filter mantle between rotary drum and filter mantle.

Optionally, the rotating cylinder is provided with a yielding hole in clearance fit with the resistance plate along the vertical direction, the resistance plate is hinged to the side wall of the yielding hole, one side of the filter cover facing the rotating cylinder is provided with a first scraper along the vertical direction, and the first scraper abuts against the side wall of the rotating cylinder; the one side of rotating a section of thick bamboo keeping away from the articulated limit of resistance plate in the hole of stepping down is equipped with the flexure strip, the flexure strip is kept away from the one end of rotating a section of thick bamboo and is contradicted on the inner wall of resistance plate.

By adopting the technical scheme, the rotating cylinder drives the resistance plate to be inconsistent with the first scraper in the rotating process, at the moment, the first scraper generates oblique thrust to the resistance plate, so that the resistance plate is close to the abdicating hole, and the resistance plate applies pressure to the elastic sheet, the elastic sheet generates elastic deformation under the pressure, the elastic sheet has elastic restoring force under the action of the elastic deformation, until the resistance plate is level with the outer surface of the rotating cylinder, the resistance plate crosses over the first scraper, so that the first tube plate can scrape sundries on the surface of the resistance plate, the effect of cleaning the sundries on the surface of the resistance plate is achieved, the situation that the sundries are accumulated on the resistance plate for a long time is reduced, and after the resistance plate crosses the first scraper, the elastic sheet pushes the resistance plate to reset quickly under the action of the elastic restoring force; and when the inner wall of the resistance plate is level with the inner wall of the rotating cylinder, sundries on the inner wall of the resistance plate fall into the rotating cylinder, and then the situation that the sundries are accumulated between the rotating cylinder and the filter cover to block the filter cover is reduced.

Optionally, the filter housing is provided with a rotating roller at one side of the first scraper blade in the vertical direction, and the rotating roller abuts against the side wall of the resistance plate.

Through adopting above-mentioned technical scheme, the drag tab is before contradicting with first scraper blade, and the live-rollers is contradicted with the drag tab earlier, and the drag tab is stirred the live-rollers and is rotated this moment to be convenient for the live-rollers to promote the drag tab and be close to the hole of stepping down fast, and then reduce the resistance between drag tab and the first scraper blade, with the rotation smoothness degree that improves the rotor, make things convenient for the rotor to rotate fast.

Optionally, a second scraper is arranged in the rotary cylinder, the second scraper abuts against the inner wall of the rotary cylinder, and the second scraper is fixed on the filter cover.

Through adopting above-mentioned technical scheme, when the inner wall of air brake is level and level with the inner wall of a section of thick bamboo, the second scraper blade offsets with the inner wall of air brake, and the second scraper blade can strike off adnexed debris on the air brake this moment to be convenient for debris on the air brake drop fast, take place with the too much condition of adnexed debris on the reduction air brake.

Optionally, the cartridge filter is an one end open-ended barrel, the open end of cartridge filter is equipped with the bolster that is used for increasing cartridge filter space, the bolster includes flexible pipe, flexible pipe one end is connected with the open end of cartridge filter, the one end that the cartridge filter was kept away from to flexible pipe is connected with the kickboard.

Through adopting above-mentioned technical scheme, when rainfall increases, the rainfall volume that gets into in the cartridge filter increases, and the rainwater produces buoyancy to the kickboard this moment for the kickboard drives the extension of flexible pipe extension, thereby increases the space of cartridge filter, and then has increased the water storage capacity of cartridge filter, makes things convenient for the rainwater to carry out short stay in the cartridge filter, provides buffer space with the follow-up processing to the rainwater, can reduce the rainwater simultaneously and stretch to the condition on ground and take place.

Optionally, a waste flow precipitation device for precipitation is communicated with a water outlet pipe of the sewage interception hanging basket device, the waste flow precipitation device comprises a precipitation cylinder, a water inlet and a water outlet are communicated with a side wall of the precipitation cylinder, the water inlet is connected with the water outlet pipe, and a sewage discharge outlet is communicated with a bottom wall of the precipitation cylinder; the sedimentation cylinder is internally provided with a plugging plate for plugging a sewage draining exit, the plugging plate is arranged between the water inlet, the water outlet and the sewage draining exit, the plugging plate is provided with a through hole, and the sedimentation cylinder is internally provided with a sealing piece for plugging the through hole.

Through adopting above-mentioned technical scheme, the rainwater is through filtering the back, in flowing into a sediment section of thick bamboo through the water inlet for the rainwater deposits in precipitating a section of thick bamboo, with the cleanliness factor that improves rainwater processing, when the rainfall stops, still can have certain water yield in the sediment section of thick bamboo, and the sealing member breaks away from the through-hole this moment, makes remaining rainwater and precipitate pass through the through-hole outflow, and final precipitate is discharged from the drain.

Optionally, the sealing member is including being fixed in the bracing piece in the section of thick bamboo that deposits, wear to be equipped with the slide bar on the bracing piece, the one end that the bracing piece was kept away from to the slide bar passes through-hole and fixedly connected with shutoff ball, the slide bar is equipped with the floater between bracing piece and shutoff board, the slide bar has stop nut at one side threaded connection that the bracing piece deviates from the floater.

Through adopting above-mentioned technical scheme, after the rainwater got into a section of thick bamboo that deposits, the rainwater produced buoyancy to the floater, make the floater drive the shutoff ball through the slide bar and seal the through-hole, in order to realize the purpose of shutoff through-hole, and then reduce the rainwater and take place from the condition that the through-hole flowed, when the rainfall stops, the rainfall in the section of thick bamboo that deposits reduces, the rainwater weakens the buoyancy of floater, make the shutoff ball break away from the through-hole, in order to deposit and rainwater in the section of thick bamboo that deposits and flow, stop nut limits the displacement of slide bar simultaneously, it advances to guarantee to leave sufficient hole between floater and the through-hole, in order to reduce the floater and block up the through-hole, lead to the unable exhaust condition of deposit to take place.

Optionally, one side that the drain was kept away from to the shutoff board has seted up a plurality of hole of permeating water, the shutoff board set up simultaneously with the water conservancy diversion hole that permeates water hole and through-hole intercommunication.

Through adopting above-mentioned technical scheme, the precipitate in the rainwater is at the in-process that deposits, and the hole of permeating water can be to the precipitate do further deposit, thereby reduce the rainwater at the in-process that flows, the condition of rolling up the precipitate takes place, and when the shutoff ball breaks away from the through-hole, the rainwater in the section of thick bamboo of depositing can flow through hole and water conservancy diversion hole of permeating water, thereby increased the area that the shutoff board discharged the precipitate, and then be convenient for the precipitate flows out fast, take place with the condition that reduces to keep having the precipitate on the shutoff board.

Optionally, one side of the blocking plate, which is far away from the sewage draining outlet, is in an arc groove shape, and the thickness of the blocking plate is gradually increased from the through hole to one side of the settling cylinder.

Through adopting above-mentioned technical scheme, the rainwater is at the in-process that flows through the through-hole, and the arc recess is convenient for the precipitate to the gathering of through-hole department, and then the quick outflow of the precipitate of being convenient for.

In a second aspect, the present application provides a sewage treatment method, which adopts the following technical scheme:

s1: rainwater is shunted, and rainwater is safely shunted through a shunt well; s2: the method comprises the following steps of (1) sewage interception and filtration, namely performing early-stage filtration on sundries in rainwater through a sewage interception hanging basket device; s3: discarding the flow and precipitating, precipitating the filtered rainwater through a discarding precipitation device, and discharging the precipitate; s4: collecting rainwater, namely collecting the settled rainwater through a water storage tank; s5: performing advanced treatment, namely further treating the collected rainwater by using advanced treatment equipment; s6: and water is supplied, the treated rainwater is further stored, and water is supplied through a water supply pump.

By adopting the technical scheme, when rainfall occurs, the diversion well collects rainwater, the diversion crystal separates the rainwater at the moment, and a part of rainwater flows into a municipal pipeline to be discharged so as to reduce the occurrence of excessive rainwater accumulation in the rainwater diversion well; during another part rainwater got into to cut dirty string basket device, it filters earlier stage to the debris of rainwater through cutting dirty string basket device, and then through abandoning a class sediment device and do further precipitation to the rainwater to promote the cleanliness factor of rainwater, conveniently do further processing to the rainwater, then handle the rainwater through advanced treatment, with convenient follow-up utilization to the rainwater, utilize the rainwater through the working shaft at last.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the resistance plate is pushed by rainwater to drive the rotating cylinder to rotate, so that sundries attached to the filter cover are scraped in the rotating process of the resistance plate, the effect of cleaning the sundries on the filter cover is achieved, the situation that the filter cover is blocked due to sundries accumulation is reduced, and the rainwater treatment efficiency is improved;

2. the space of the filter cartridge can be increased through the buffer piece, so that the rainwater can conveniently stay in the filter cartridge for a short time, a buffer space is provided for the subsequent treatment of the rainwater, and meanwhile, the condition that the rainwater spreads on the ground can be reduced;

3. can increase the area that the closure plate discharged the precipitate through hole and water conservancy diversion hole of permeating water, be convenient for the precipitate flows fast to the condition that has the precipitate on the reduction closure plate takes place.

Drawings

FIG. 1 is a process flow diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of the whole sewage intercepting hanging basket device of the embodiment of the application.

Fig. 3 is a transverse sectional view of the sewage intercepting basket apparatus according to the embodiment of the present application.

Fig. 4 is a schematic structural diagram for embodying a filter housing and a rotary drum according to an embodiment of the present application.

Fig. 5 is an enlarged schematic view of a portion a in fig. 3.

Fig. 6 is a schematic view of the overall structure of the waste-flow settling device according to the embodiment of the present application.

Fig. 7 is a longitudinal sectional view of a discard sedimentation device according to an embodiment of the present application.

FIG. 8 is a flow chart of a wastewater treatment method according to an embodiment of the present application.

Description of reference numerals: 1. a diversion well; 11. a water diversion pipe; 12. a booster pump; 2. a sewage intercepting hanging basket device; 21. a filter cartridge; 211. a water inlet pipe; 212. a water outlet pipe; 213. a sewage collecting hopper; 214. a sewage discharge pipe; 22. a filter housing; 23. a rotating drum; 231. a hole of abdication; 24. a resistance plate; 25. a first squeegee; 26. an elastic sheet; 27. a rotating roller; 28. a second squeegee; 29. a connecting rod; 291. a limiting ring; 3. a buffer member; 31. a telescopic pipe; 32. a floating plate; 321. an air inlet; 4. a waste stream precipitation unit; 41. a settling cylinder; 411. a water inlet; 412. a water outlet; 413. a sewage draining outlet; 42. a plugging plate; 421. a through hole; 422. water permeable holes; 423. a flow guide hole; 5. a seal member; 51. a support bar; 52. a slide bar; 53. plugging the ball; 54. a floating ball; 55. a limit nut; 6. a water storage tank; 61. a reservoir, 62, a clean water tank; 63. a lift pump; 64. a water supply pump; 65. a sewage pump; 7. buried all-in-one machine.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses sewage treatment equipment.

Referring to fig. 1, the sewage treatment apparatus includes a diversion well 1 buried in the ground, and two diversion pipes 11 are communicated at a position of the diversion well 1 near the bottom wall. One of the water distribution pipes 11 is higher and is communicated with the municipal pipeline. Another distributive pipe 11 is lower, and the intercommunication has the dirty basket device 2 of hanging of intercepting that is arranged in intercepting the debris in the rainwater, and distributive pipe 11 is connected with booster pump 12 between reposition of redundant personnel well 1 and the dirty basket device 2 of hanging of intercepting for increase the rainwater and get into the speed of intercepting in the dirty basket device 2 of hanging, in order to accelerate the processing rate of rainwater.

Cut dirty basket device 2 and keep away from the one end intercommunication of reposition of redundant personnel well 1 and have the abandon a class of sediment device 4 that is used for deposiing the rainwater, abandon a class of sediment device 4 and keep away from the one end intercommunication of cutting dirty basket device 2 and have tank 6, tank 6 includes cistern 61 and clean water basin 62 made by the PP module. The underground integrated machine 7 is connected to the reservoir 61, the water inlet end of the underground integrated machine 7 is connected with the lifting pump 63, the lifting pump 63 is arranged in the reservoir 61, the water outlet end of the underground integrated machine 7 is communicated with the clean water tank 62, and the bottom wall of the clean water tank 62 is provided with the water supply pump 64.

When rainfall occurs, rainwater enters the diversion well 1. When rainwater is too much in the diversion well 1, rainwater flows into the municipal pipeline through the higher diversion pipe 11 to be discharged, so that the situation that the rainwater overflows due to too much storage of the rainwater in the diversion well 1 is reduced. Meanwhile, the booster pump 12 is started, the booster pump 12 conveys rainwater in the flow dividing well 1 to the sewage intercepting and filtering device 2, so that sundries in the rainwater are intercepted by the sewage intercepting and hanging basket device 2, and the effect of filtering the rainwater is achieved. After filtration, the rainwater enters the flow discarding and precipitating device 4 to precipitate precipitates in the rainwater, so that the cleanliness of the rainwater is improved, and subsequent rainwater treatment is facilitated.

Then the rainwater gets into in the cistern 61 to carry the rainwater in the cistern 61 to bury formula all-in-one 7 in through elevator pump 63, carry out degree of depth processing to the rainwater through burying formula all-in-one 7, further promote the cleanliness factor of rainwater. Meanwhile, a sewage pump 65 is arranged in the reservoir 61, the sewage pump 65 is communicated with a rainwater and sewage well, and the sewage pump 65 can discharge sludge deposited in the reservoir 61 into the rainwater and sewage well so as to discharge the sludge. Finally, the rainwater after advanced treatment enters the clean water tank 62 for storage, and the supply of the rainwater can be realized through the water supply pump 64 at the moment so as to achieve the effect of rainwater recycling and improve the utilization rate of water resources.

Referring to fig. 2 and 3, the sewage intercepting basket unit 2 includes a filter cartridge 21 disposed in the ground, and the filter cartridge 21 is a circular cylinder with one open end facing upward. One end of the filter cartridge 21, which is far away from the opening, is provided with a sewage collecting hopper 213, and the sewage collecting hopper 213 is communicated with the rainwater and sewage well through a sewage discharge pipe 214 and is used for discharging sundries in rainwater into the rainwater and sewage well. And a buffer member 3 for buffering rainwater is sealingly connected to an opening end of the filter cartridge 21. The filter cartridge 21 is communicated with an inlet pipe 211 and an outlet pipe 212 along the circumferential direction, the inlet pipe 211 is communicated with the lower water diversion pipe 11, and the outlet pipe 212 is communicated with the flow discarding and precipitating device 4. A filter cover 22 for filtering rainwater is arranged in the support rod 51, and the filter cover 22 is a circular cover body with an open end facing downwards. The lower end of the filter cover 22 is fixed on the inner wall of the filter cartridge 21 by a connecting rod 29, and a gap is reserved between the filter cover 22 and the inner wall of the filter cartridge 21.

One side of the connecting rod 29 opposite to the top wall of the filter cover 22 is fixedly connected with a limiting ring 291, and the two limiting rings 291 are concentric with the filter cover 22. Two spacing rings 291 are simultaneously sleeved with a rotating cylinder 23, the inner wall of the rotating cylinder 23 is attached to the outer wall of the spacing rings 291, and the rotating cylinder 23 is rotatably arranged in the filter cover 22. There is the clearance between a section of thick bamboo 23 and the filter mantle 22 of rotating, and a section of thick bamboo 23 is equipped with the resistance board 24 towards one side of filter mantle 22 along vertical direction rotating, and has all seted up a plurality of filtration pore on resistance board 24 and the section of thick bamboo 23 of rotating. And a plurality of resistance plates 24 are uniformly arranged along the circumferential direction of the rotating cylinder 23, and one side of the resistance plate 24 far away from the rotating cylinder 23 is abutted against the inner wall of the filter cover 22. The resistance plate 24 has an arc plate shape, and the radius dimension of the resistance plate 24 is the same as that of the rotary cylinder 23. The water inlet pipe 211 is arranged on the filter cover 22 in a penetrating manner and is communicated with the filter cover 22, the water inlet pipe 211 is obliquely arranged, and the inner wall of the resistance plate 24 faces the water inlet pipe 211.

Rainwater enters the filter cover 22 through the water inlet pipe 211, and the filter cover 22 blocks sundries in the rainwater so as to achieve the effect of filtering the rainwater. At this moment, the resistance plate 24 blocks the rainwater entering the water inlet pipe 211, and under the impact force action of the rainwater, the rainwater pushes the rotating drum 23 to rotate through the resistance plate 24, so that the rotating drum 23 drives the resistance plate 24 to stir sundries to rotate between the rotating drum 23 and the filter cover 22, and the flowability of the sundries is increased, so that the condition that the sundries are attached to the filter cover 22 and block the filter cover 22 is reduced. Meanwhile, the resistance plate 24 is scratched from the inner wall of the filter cover 22 so as to scrape off the sundries attached to the filter cover 22, and the occurrence of blockage of the filter cover 22 by the sundries is further reduced.

Referring to fig. 3 and 4, the rotating cylinder 23 is provided with a plurality of yielding holes 231 along the vertical direction, the yielding holes 231 are uniformly provided along the circumferential direction of the rotating cylinder 23, and the plurality of yielding holes 231 correspond to the plurality of resistance plates 24 one by one. One side of the resistance plate 24 along the vertical direction is hinged on the end face of the abdicating hole 231, and the resistance plate 24 is in clearance fit with the abdicating hole 231. One side of the abdicating hole 231, which is far away from the hinge plate of the resistance plate 24, is fixedly connected with an elastic sheet 26, and two ends of the elastic sheet 26 in the vertical direction of the abdicating hole 231 are respectively provided with one. The elastic sheet 26 is arc-shaped, the concave side of the elastic sheet 26 faces downwards in the rotating cylinder 23, and one end of the elastic sheet 26, which is far away from the rotating cylinder 23, is abutted against the resistance plate 24, so that the resistance plate 24 is supported.

Referring to fig. 3 and 5, a rotating roller 27 is rotatably connected to a side wall of the filter housing 22 to abut against a side wall of the rotating cylinder 23, and the rotating roller 27 is disposed in a vertical direction of the rotating cylinder 23. One side of the rotating roller 27 in the vertical direction is provided with a first scraper 25 which is abutted against the side wall of the rotating cylinder 23, and the first scraper 25 is arranged in the vertical direction of the rotating cylinder 23 and is fixed on the filter cover 22.

During the rotation of the rotary drum 23, the rotary drum 23 drives the resistance plate 24 to firstly abut against the rotary roller 27, and the rotary roller 27 is stirred to rotate. At this time, the rotating roller 27 generates a thrust force on the resistance plate 24 to push the resistance plate 24 to approach the rotating cylinder 23, so that the resistance plate 24 applies a pressure to the elastic piece 26, the elastic piece 26 is pressed to generate elastic deformation, and the elastic piece 26 has an elastic restoring force under the action of the elastic deformation. Until the outer surface of the resistance plate 24 is level with the outer wall of the rotary cylinder 23, the first scraper 25 abuts against the outer surface of the resistance plate 24, and the resistance plate 24 scratches from the top through the first scraper 25, so that the first scraper 25 scrapes off impurities on the resistance plate 24, and the effect of cleaning the impurities on the surface of the resistance plate 24 is achieved.

Meanwhile, the inner wall of the resistance plate 24 is flush with the inner wall of the rotary cylinder 23, and sundries on the inner wall of the resistance plate 24 fall into the rotary cylinder 23 under the rotating action force of the rotary cylinder 23, so that the situation that the sundries are accumulated between the rotary cylinder 23 and the filter cover 22 to block the filter cover 22 is reduced. Until the resistance plate 24 passes over the first scraper 25, the elastic sheet 26 pushes the resistance plate 24 to reset rapidly under the action of elastic restoring force, so that the rainwater pushes the rotary cylinder 23 to rotate.

One side of the rotating cylinder 23 departing from the first scraper 25 is provided with a second scraper 28 along the vertical direction, the second scraper 28 abuts against the inner wall of the rotating cylinder 23, and the second scraper 28 is fixed on the two limit rings 291 simultaneously. When the inner wall of the resistance plate 24 is flush with the inner wall of the rotary cylinder 23, the second scraper 28 abuts against the inner wall of the resistance plate 24. At this time, the second scraper 28 scrapes the sundries attached to the resistance plate 24, so that the sundries on the resistance plate 24 can be cleaned quickly.

Referring to fig. 2, the buffer member 3 includes a bellows 31 and a floating plate 32, the bellows 31 is a circular corrugated hose, and one end of the bellows 31 is hermetically connected to the opening end of the filter cartridge 21. The floating plate 32 is supported by foam and fixed at one end of the telescopic tube 31 far away from the filter cartridge 21, and a plurality of air inlets are opened on the floating plate 32. When the interior rainwater volume of cartridge filter 21 increased, the water level in the cartridge filter 21 rose to produce thrust to kickboard 32, make kickboard 32 drive flexible pipe 31 extension, with the water storage capacity of enlarging cartridge filter 21, make things convenient for the rainwater to carry out short retention in cartridge filter 21, provide buffer space to the subsequent processing of rainwater. Meanwhile, the air inlet hole can compensate air in the extension tube 31, so that the air pressure in the extension tube 31 is kept consistent with the external air pressure, and the extension of the extension tube 31 is facilitated.

Referring to fig. 6 and 7, the waste-water sedimentation device 4 includes a sedimentation cylinder 41, and the sedimentation cylinder 41 is a circular cylinder with an open end and an upward opening. The open end of the settling cylinder 41 is also connected with a buffer member 3 in a sealing way for expanding the water storage capacity of the settling cylinder 41. The sedimentation cylinder 41 is communicated with a water inlet 411 and a water outlet 412 along the circumferential direction, the water inlet 411 is communicated with the water outlet pipe 212 through a water conveying pipe, and the water outlet 412 is communicated with the water reservoir 61 through another water conveying pipe. The side wall of the settling cylinder 41 is also communicated with a sewage outlet 413 for discharging sediments, and the sewage outlet 413 is connected to a rainwater and sewage well.

The settling cylinder 41 is provided with a blocking plate 42 between the sewage outlet 413 and the water inlet 411 and the water outlet 412, and the blocking plate 42 is fixed on the inner wall of the settling cylinder 41. The blocking plate 42 is used for separating the sewage outlet 413 from the water inlet 411 and the water outlet 412, and a through hole 421 is formed in the center of the blocking plate 42. One side that shutoff board 42 deviates from a sediment section of thick bamboo 41 diapire has been seted up if each hole 422 that permeates water, and the hole 422 that permeates water evenly distributed on shutoff board 42, and shutoff board 42 radially offers the water conservancy diversion hole 423 that is used for communicateing hole 422 that permeates water and through-hole 421. One side of the plugging plate 42, which is far away from the bottom wall of the sedimentation cylinder 41, is in an arc groove shape, and the thickness of the plugging plate 42 is gradually increased from the through hole 421 to one side of the sedimentation cylinder 41, so that rainwater or sediment can be collected to the through hole 421.

Meanwhile, a sealing member 5 for sealing the through hole 421 is arranged in the sedimentation cylinder 41, the sealing member 5 comprises a support rod 51 fixed on the sedimentation cylinder 41, and the support rod 51 is arranged on one side of the sealing plate 42 departing from the bottom wall of the sedimentation cylinder 41. A sliding rod 52 is inserted through the through hole 421 in the support rod 51, and the sliding rod 52 is slidably disposed on the support rod 51. The sliding rod 52 is provided with a floating ball 54 between the support rod 51 and the blocking plate 42, and the floating ball 54 is made of plastic foam. The sliding rod 52 is connected with a limit nut 55 at one side of the support rod 51 departing from the floating ball 54 through a thread, and an operator can adjust the height of the floating ball 54 by rotating the limit nut 55, so that the operator can adjust the distance between the floating ball 54 and the through hole 421. One end of the sliding rod 52 far away from the floating ball 54 passes through the through hole 421 and is fixedly connected with a blocking ball 53, and the diameter size of the blocking ball 53 is larger than that of the through hole 421.

After rainwater enters the precipitation cylinder 41, the precipitation cylinder 41 is filled with rainwater instantly, the floating ball 54 is floated by the rainwater, and the buoyancy is larger than the gravity of the blocking ball 53, so that the floating ball 54 drives the blocking ball 53 to ascend. At this time, the blocking ball 53 abuts against the lower edge of the through hole 421, so as to achieve the effect of blocking the through hole 421. Meanwhile, rainwater is precipitated in the precipitation cylinder 41, when rainfall stops, the rainwater level in the precipitation cylinder 41 gradually drops, and the buoyancy of the rainwater on the floating ball 54 is reduced. So that the blocking ball 53 is separated from the through hole 421 by the self gravity of the blocking ball 53, thereby allowing the sediment on the blocking plate 42 to be rapidly discharged through the through hole 421.

The embodiment of the application also discloses a sewage treatment method.

Referring to fig. 8, the sewage treatment method includes the steps of:

s1: rainwater is shunted, and the rainwater is shunted through the shunt well, so that redundant rainwater in the shunt well flows into a municipal pipeline, the drainage of the rainwater is realized, the condition that the rainwater in the shunt well 1 is excessively gathered to cause the rainwater to overflow the ground is reduced, and the safety of rainwater treatment is improved;

s2: the sewage is cut and filtered, sundries in rainwater are filtered in an early stage through the sewage cutting hanging basket device, so that the cleanliness of the rainwater is improved, and the rainwater is convenient to be subsequently treated;

s3: flow discarding sedimentation, namely sedimentating the filtered rainwater through a flow discarding sedimentation device, and discharging sediments to further improve the cleanliness of the rainwater;

s4: collecting rainwater, namely collecting the precipitated rainwater through a reservoir;

s5: deep treatment, namely further treating the collected rainwater by using a buried all-in-one machine;

s6: rainwater storage, namely storing the rainwater subjected to deep treatment through a clean water tank so as to be convenient for using the treated rainwater;

s7: and water is supplied through a water supply pump so as to achieve the effect of recycling rainwater resources.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A sewage treatment device is characterized in that: the sewage intercepting and hanging basket device (2) comprises a sewage intercepting and hanging basket device (2) used for intercepting sundries, wherein the sewage intercepting and hanging basket device (2) comprises a filter cylinder (21), a filter cover (22) used for filtering sundries is arranged in the filter cylinder (21), a gap is reserved between the side wall of the filter cover (22) and the side wall of the filter cylinder (21), a rotating cylinder (23) is rotationally arranged in the filter cover (22), a resistance plate (24) is arranged on one side, facing the filter cover (22), of the rotating cylinder (23) along the vertical direction, one side, far away from the rotating cylinder (23), of the resistance plate (24) is abutted to the inner wall of the filter cover (22), the filter cylinder (21) is communicated with a water inlet pipe (211) and a water outlet pipe (212), and the water inlet pipe (211) penetrates through the filter cylinder (21) and is communicated with the filter cover (22);

the rotary cylinder (23) is provided with a yielding hole (231) in clearance fit with the resistance plate (24) along the vertical direction, the resistance plate (24) is hinged to the side wall of the yielding hole (231), one side, facing the rotary cylinder (23), of the filter cover (22) is provided with a first scraper (25) along the vertical direction, and the first scraper (25) abuts against the side wall of the rotary cylinder (23);

an elastic sheet (26) is arranged on one side, away from the hinged edge of the resistance plate (24), of the abdicating hole (231) of the rotating cylinder (23), and one end, away from the rotating cylinder (23), of the elastic sheet (26) abuts against the inner wall of the resistance plate (24);

a second scraper (28) is arranged in the rotating cylinder (23), the second scraper (28) is abutted against the inner wall of the rotating cylinder (23), and the second scraper (28) is fixed on the filter cover (22);

cartridge filter (21) is one end open-ended barrel, the open end of cartridge filter (21) is equipped with bolster (3) that are used for increasing cartridge filter (21) space, bolster (3) are including flexible pipe (31), flexible pipe (31) one end is connected with the open end of cartridge filter (21), the one end that cartridge filter (21) was kept away from in flexible pipe (31) is connected with kickboard (32).

2. The sewage treatment apparatus of claim 1, wherein: one side of filter mantle (22) along vertical direction at first scraper blade (25) is equipped with live-rollers (27), live-rollers (27) are contradicted on the lateral wall of resistance board (24).

3. The sewage treatment apparatus of claim 1, wherein: a water outlet pipe (212) of the sewage interception hanging basket device (2) is communicated with a drainage and sedimentation device (4) for sedimentation, the drainage and sedimentation device (4) comprises a sedimentation cylinder (41), the side wall of the sedimentation cylinder (41) is communicated with a water inlet (411) and a water outlet (412), the water inlet (411) is connected with the water outlet pipe (212), and the bottom wall of the sedimentation cylinder (41) is communicated with a sewage outlet (413);

the sedimentation tank is characterized in that a blocking plate (42) used for blocking a sewage draining outlet (413) is arranged in the sedimentation tank (41), the blocking plate (42) is arranged between the water inlet (411), the water outlet (412) and the sewage draining outlet (413), a through hole (421) is formed in the blocking plate (42), and a sealing piece (5) used for blocking the through hole (421) is arranged in the sedimentation tank (41).

4. The sewage treatment apparatus of claim 3, wherein: the sealing element (5) comprises a supporting rod (51) fixed in the sedimentation cylinder (41), a sliding rod (52) penetrates through the supporting rod (51), one end, far away from the supporting rod (51), of the sliding rod (52) penetrates through a through hole (421) and is fixedly connected with a blocking ball (53), a floating ball (54) is arranged between the supporting rod (51) and the blocking plate (42) of the sliding rod (52), and a limiting nut (55) is in threaded connection with one side, far away from the floating ball (54), of the supporting rod (51) of the sliding rod (52).

5. The sewage treatment apparatus of claim 3, wherein: one side that drain (413) was kept away from in shutoff board (42) has seted up a plurality of hole (422) of permeating water, diversion hole (423) with the hole (422) of permeating water and through-hole (421) intercommunication simultaneously are seted up in shutoff board (42).

6. The sewage treatment apparatus of claim 5, wherein: one side of the plugging plate (42) far away from the sewage outlet (413) is arc-shaped groove, and the thickness of the plugging plate (42) is gradually increased from the through hole (421) to one side of the precipitation cylinder (41).

7. A sewage treatment method using the sewage treatment apparatus according to any one of claims 1 to 6, comprising the steps of:

s1: rainwater is shunted, and rainwater is safely shunted through a shunt well;

s2: filtering the sewage, namely filtering sundries in the rainwater in an early stage through a sewage-blocking hanging basket device;

s3: discarding the flow and precipitating, precipitating the filtered rainwater through a discarding flow precipitating device, and discharging the precipitate;

s4: collecting rainwater, namely collecting the settled rainwater through a water storage tank;

s5: performing advanced treatment, namely further treating the collected rainwater by using advanced treatment equipment;

s6: and water supply, wherein the treated rainwater is further stored, and water is supplied through a water supply pump.