CN114906955A - Building site sewage cyclic utilization system - Google Patents
Building site sewage cyclic utilization system Download PDFInfo
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- CN114906955A CN114906955A CN202210771922.7A CN202210771922A CN114906955A CN 114906955 A CN114906955 A CN 114906955A CN 202210771922 A CN202210771922 A CN 202210771922A CN 114906955 A CN114906955 A CN 114906955A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/58—Construction or demolition [C&D] waste
Abstract
The invention discloses a building site sewage recycling system which comprises a sedimentation treatment tank, wherein the middle part of the inner wall of the sedimentation treatment tank is fixedly connected with a plurality of backflow pipes which are arranged in parallel, and one side of each backflow pipe is fixedly connected with a plurality of water taking pipes; the top of the inner wall of the sedimentation treatment tank is fixedly connected with a drainage plate, a drainage cavity is formed in the drainage plate, the bottom of the inner wall of the sedimentation treatment tank is fixedly connected with a sludge pipe, and one end of the sludge pipe is fixedly connected with a sludge treatment unit; according to the invention, the sewage entering the sedimentation treatment tank is guided and shunted through the drainage groove and the water permeable port, so that the sewage is uniformly dispersed and slowly falls down, the sewage treatment agent is dispersed and fed into the sedimentation treatment tank by matching with the short pipes, the sewage treatment agent and the sewage are quickly and uniformly mixed under the condition of no mixing and stirring, excessive disturbance caused by natural sedimentation of the previously accumulated sewage is avoided, the sewage sedimentation environment is kept relatively stable, and the sedimentation impurity removal effect is further improved.
Description
Technical Field
The invention relates to the technical field of sewage treatment and utilization, in particular to a building site sewage recycling system.
Background
In the building process, a large amount of sewage is generated due to building construction requirements, worker living use requirements and the like. The sewage does not contain a large amount of harmful impurities, can meet the construction and use requirements after simple treatment, and directly discharges the sewage to not only influence the construction environment but also waste a large amount of water resources.
Patent No. CN214360572U discloses a construction site sewage recycling device, which temporarily stores sewage through a first sedimentation tank and a second sedimentation tank, and carries out precipitation treatment by adding alum and a flocculating agent respectively, and then separates water and sludge through a water suction pipe and a sewage discharge pipe. This kind of treatment facility, it is when carrying out the sedimentation treatment, the sending into of sewage often can bring frequent disturbance for the sewage that accumulates before for the effect of subsiding descends, when intaking, because the fixed of water pumping pipeline, there is the restriction to the liquid level height of sewage when drawing water, can't satisfy the in-service use needs, and when the extraction, because the position of drawing water is fixed, produce the suction effect to sewage and impurity around the position of drawing water easily, make the impurity of subsiding also easily by the suction, influence the sewage treatment effect.
Disclosure of Invention
The invention aims to provide a building site sewage recycling system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the building site sewage recycling system comprises a precipitation treatment tank, wherein a partition plate is fixedly connected to the inner wall of the precipitation treatment tank, the partition plate divides the interior of the precipitation treatment tank into a sewage cavity and a waste residue cavity, the volume of the sewage cavity is larger than that of the waste residue cavity, a receiving groove is slidably connected to the bottom of the inner wall of the waste residue cavity, and a drawing handle is fixedly connected to one side of the receiving groove;
the top of the partition plate is rotatably connected with a filter piece, the filter piece comprises a blocking plate, one side of the blocking plate is fixedly connected with a filter plate, a filter screen is embedded in the middle of the filter plate, one side of the partition plate is provided with a hanging plate fixedly connected with the inner wall of the sedimentation treatment tank, the bottom edge of the filter plate is in contact with the top surface of the hanging plate in a natural state, the blocking plate is correspondingly positioned above the waste residue cavity and used for shielding the waste residue cavity, and one side of the top of the filter plate is fixedly connected with an overturning handle;
the top of the inner wall of the sedimentation treatment tank is fixedly connected with a drainage plate, the drainage plate upwards tilts towards one side of a partition plate and is fixedly connected with the partition plate, a plurality of drainage grooves are formed in the top of the drainage plate, water permeable ports are formed in the inner walls of the drainage grooves, a drainage cavity is formed in the drainage plate, a plurality of short pipes are fixedly connected to the bottom of the drainage plate and are communicated with the bottom of the drainage cavity, and a solvent pipe for feeding a sewage treatment agent is fixedly connected to one side of the drainage cavity;
the middle part of the inner wall of the sedimentation treatment tank is fixedly connected with a plurality of backflow pipes which are arranged in parallel, the backflow pipes are arranged in a U shape, the outer edges of the backflow pipes are fixedly connected with the inner wall of the sedimentation treatment tank, and one side of each backflow pipe is fixedly connected with a plurality of water taking pipes; one side of the sedimentation treatment tank is fixedly connected with a butt joint box, the inner wall of the butt joint box is fixedly connected with a butt joint plate, the middle part of the butt joint plate is fixedly connected with a plurality of butt joint pipes which are distributed at equal intervals, one ends of the butt joint pipes are respectively and fixedly connected with a plurality of return pipes, the middle part of the butt joint box is rotatably provided with a flow distribution disc, the edge of the flow distribution disc is provided with a butt joint port, one side of the flow distribution disc is in contact with the butt joint plate in a laminating way, the edge of the flow distribution disc is fixedly connected with a toothed ring, the bottom of the butt joint box is fixedly provided with an adjusting motor, the output end of the adjusting motor is fixedly connected with an adjusting gear, and the adjusting gear is meshed with the toothed ring; one side of the butt joint box, which is far away from the sedimentation treatment tank, is fixedly connected with a drain pipe, and one end of the drain pipe is fixedly provided with a drainage pump;
the bottom of the inner wall of the sedimentation treatment tank is fixedly connected with a sludge pipe, one end of the sludge pipe is fixedly connected with a sludge treatment unit, the sludge treatment unit comprises a sludge box, one side of the sludge box is fixedly provided with a filter-pressing slurry pump, the sludge pipe and one end of the sludge pipe are fixedly connected with the input end of the filter-pressing slurry pump, the output end of the filter-pressing slurry pump is fixedly connected with a sludge inlet pipe, the middle part of the inner wall of the sludge box is fixedly connected with a pressing frame, and one side of the top of the pressing frame is fixedly connected with one end of the air inlet pipe;
one side of the inner wall of the sludge box is fixedly connected with a pushing hydraulic cylinder, the output end of the pushing hydraulic cylinder is fixedly connected with a pushing plate, the pushing plate slides to move in the pressing frame under the pushing of the pushing hydraulic cylinder, the other side of the inner wall of the sludge box is fixedly connected with a shifting hydraulic cylinder, the output end of the shifting hydraulic cylinder is fixedly connected with a bearing cover plate, one side of the inner wall of the bearing cover plate is fixedly connected with a bearing grid, one side of the bearing grid is fixedly connected with filter-pressing filter cloth, one side of the bottom of the bearing cover plate, which is far away from the filter-pressing filter cloth, is fixedly connected with a water outlet pipe, and one end of the water outlet pipe is communicated with a sedimentation treatment tank; the bottom fixedly connected with of sludge incasement wall goes out the work or material rest, the inner wall that goes out the work or material rest rotates installs ejection of compact conveyer belt, the top of ejection of compact conveyer belt corresponds the setting with the bottom of pressing the frame, the discharge gate has been seted up with the position that ejection of compact conveyer belt tip corresponds to the sludge case.
As a further scheme of the invention: one side of sedimentation treatment pond is provided with the secondary sedimentation tank, the inner wall fixedly connected with baffle of secondary sedimentation tank, the baffle is with the internal partitioning of secondary sedimentation tank for first time with groove and second retrieval and utilization groove, the drain pump sets up in first time with the inslot, second retrieval and utilization groove is provided with and is used for carrying out filterable secondary filter unit to the water of first time with the inslot, secondary filter unit includes the ultrafiltration booster pump, the input fixedly connected with extraction pipe of ultrafiltration booster pump, the one end of extraction pipe is passed the baffle and is extended to first time with the inslot, the output fixedly connected with of ultrafiltration booster pump filters the cover plate, filter the inner wall fixedly connected with milipore filter of cover plate, filter the top fixedly connected with honeycomb duct of cover plate, the one end fixed mounting of honeycomb duct has the active carbon filter core.
As a further scheme of the invention: the top of sedimentation treatment pond is rotated and is connected with the upper cover plate, the length of upper cover plate satisfies its one end when the closure and corresponds with the top of hitch plate, the equal fixedly connected with in both sides border of upper cover plate handle of uncapping, the bottom of hitch plate is rotated and is connected with the check curtain, the check curtain is flagging naturally under the action of gravity.
Compared with the prior art, the invention has the beneficial effects that: the sewage treatment device guides and shunts the sewage entering the sedimentation treatment tank through the drainage groove and the water permeable port, so that the sewage is uniformly dispersed and slowly falls down, and is matched with the short pipes to disperse and send the sewage treatment agent into the sedimentation treatment tank, so that the sewage treatment agent and the sewage are quickly and uniformly mixed under the condition of not mixing and stirring, and the excessive disturbance caused by the natural sedimentation of the previously accumulated sewage is avoided; when the sewage is discharged, the upper clear water after the sewage sedimentation is discharged, the plurality of water taking pipes are horizontally drawn out, so that the mutual disturbance of water flows with different sedimentation depths is reduced, the relative stability of the sewage sedimentation environment is kept, and the sedimentation impurity removal effect is further improved;
according to the invention, by arranging the sludge treatment unit, the pushing hydraulic cylinder is matched with structures such as a filter-pressing filter cloth to filter-press and take out the moisture in the sludge, so that the subsequent sludge collection treatment operation is facilitated; the water flow sent out by the drain pipe is filtered for the second time through the secondary transition unit so as to improve the cleanness degree of water, and the water with different filtering degrees is respectively stored by utilizing the first reuse tank and the second reuse tank, so that a user can conveniently distinguish and use the water according to the requirement;
separate the sedimentation treatment pond for sewage chamber and waste residue chamber through the division board to filter through filtering piece, realize the filtering in advance to bulky impurity in the sewage, avoided its transport and settlement treatment to subsequent sewage to cause the hindrance, through pulling upset handle, rotate and lift up the filter, make impurity along the filter screen with block during the board falls to waste residue chamber, the cooperation is accepted the groove and is realized the collection of waste residue.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of a sedimentation treatment tank according to the present invention;
FIG. 3 is a cross-sectional view of a sludge box of the present invention;
FIG. 4 is a cross-sectional view of a secondary sedimentation tank of the present invention;
FIG. 5 is a perspective view of a flow guide plate of the present invention.
In the figure: 1. a sedimentation treatment tank; 2. a blocking plate; 3. a filter screen; 4. a hanging plate; 5. a curtain; 6. a partition plate; 7. a drainage plate; 8. a drainage groove; 9. a water permeable port; 10. a short pipe; 11. butt-joint pipes; 12. a return pipe; 13. a water intake pipe; 14. a butt-joint box; 15. a butt plate; 16. a diverter tray; 17. adjusting the motor; 18. a drain pipe; 19. a sludge pipe; 20. pressing the frame; 21. a push plate; 22. supporting a grating; 23. filter pressing the filter cloth; 24. bearing a cover plate; 25. a water outlet pipe; 26. a discharge conveyer belt; 27. a sludge tank; 28. a secondary sedimentation tank; 29. a baffle plate; 30. an ultrafiltration booster pump; 31. ultrafiltration membranes; 32. an active carbon filter element; 33. a receiving groove; 34. an upper cover plate; 35. and (4) a sludge inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, in the embodiment of the invention, the building site sewage recycling system comprises a sedimentation treatment tank 1, a partition plate 6 is fixedly connected to the inner wall of the sedimentation treatment tank 1, the partition plate 6 divides the interior of the sedimentation treatment tank 1 into a sewage chamber and a waste residue chamber, the volume of the sewage chamber is larger than that of the waste residue chamber, a filter member is rotatably connected to the top of the partition plate 6, the filter member comprises a baffle plate 2, a filter plate is fixedly connected to one side of the baffle plate 2, a filter screen 3 is embedded in the middle of the filter plate, a hanging plate 4 fixedly connected to the inner wall of the sedimentation treatment tank 1 is arranged on one side of the partition plate 6, the size of the filter plate is larger than that of the baffle plate 2, the connection position of the partition plate 6 and the filter member is the connection position of the filter plate and the baffle plate 2, the bottom edge of the filter plate contacts with the top surface of the hanging plate 4 under the natural gravity, the baffle plate 2 is correspondingly positioned above the waste residue chamber, the device is used for shielding the waste residue cavity;
one side of the top of the filter plate is fixedly connected with an overturning handle, the bottom of the inner wall of the waste residue cavity is connected with a bearing groove 33 in a sliding manner, and one side of the bearing groove 33 is fixedly connected with a drawing handle; when the filter is actually used, two impurities accumulated on the filter piece are observed in real time, if the impurities are excessive, the overturning handle is pulled to rotate and lift the filter plate, so that the impurities fall into the waste residue cavity along the filter screen 3 and the baffle plate 2, and after the filter is used for a period of time, the carrying groove 33 is pulled out by the pulling handle to clean the impurities in the carrying groove;
the sedimentation treatment tank 1 is divided into a sewage cavity and a waste residue cavity by the partition plate 6, and is filtered by the filter element, so that large-volume impurities in sewage are filtered in advance, and the subsequent sewage conveying and sedimentation treatment is prevented from being hindered;
the top of the inner wall of the sedimentation treatment tank 1 is fixedly connected with a drainage plate 7, one side, facing the partition plate 6, of the drainage plate 7 is upwards tilted and fixedly connected with the partition plate 6, a plurality of drainage grooves 8 are formed in the top of the drainage plate 7, water permeable ports 9 are formed in the inner walls of the drainage grooves 8, sewage entering the sedimentation treatment tank 1 is guided and shunted through the drainage grooves 8 and the water permeable ports 9, the sewage is uniformly dispersed and slowly falls down, excessive disturbance caused by natural sedimentation of the previously accumulated sewage is avoided, and the sewage sedimentation environment is kept relatively stable;
a drainage cavity is formed in the drainage plate 7, a plurality of short pipes 10 are fixedly connected to the bottom of the drainage plate 7, the short pipes 10 are all communicated with the bottom of the drainage cavity, a solvent pipe for feeding a sewage treatment agent is fixedly connected to one side of the drainage cavity, the sewage treatment agent is dispersed and fed into the precipitation treatment tank 1 through the short pipes 10, and the sewage treatment agent and sewage are quickly and uniformly mixed under the condition that mixing and stirring are not carried out;
the middle part of the inner wall of the sedimentation treatment tank 1 is fixedly connected with a plurality of backflow pipes 12 which are arranged in parallel and are arranged at equal intervals, the backflow pipes 12 are U-shaped, the outer edges of the backflow pipes 12 are fixedly connected with the inner wall of the sedimentation treatment tank 1, and one side of the backflow pipes 12 is fixedly connected with a plurality of water taking pipes 13; through a plurality of backflow pipes 12 arranged in parallel, when the clear water on the upper layer after sewage sedimentation is discharged, a plurality of water taking pipes 13 arranged in the circumferential direction are horizontally drawn out, so that mutual disturbance of water flows with different sedimentation depths is reduced;
one side of the sedimentation treatment tank 1 is fixedly connected with a butt joint box 14, the inner wall of the butt joint box 14 is fixedly connected with a butt joint plate 15, the middle part of the butt joint plate 15 is fixedly connected with a plurality of butt joint pipes 11 which are arranged at equal intervals, one ends of the butt joint pipes 11 are respectively and fixedly connected with a plurality of return pipes 12, the middle part of the butt joint box 14 is rotatably provided with a flow distribution disc 16, the edge of the flow distribution disc 16 is provided with a butt joint port, one side of the flow distribution disc 16 is in contact with the butt joint plate 15 in a laminating way, the edge of the flow distribution disc 16 is fixedly connected with a toothed ring, the bottom of the butt joint box 14 is fixedly provided with an adjusting motor 17, the output end of the adjusting motor 17 is fixedly connected with an adjusting gear, and the adjusting gear is in meshed connection with the toothed ring; the structure such as the adjusting motor 17 and the like drives the diverter disc 16 to rotate, so that the butt joint port is in butt joint with different butt joint pipes 11, the drain pipe 18 can pump water from the return pipes 12 with different heights, and the water pumping position is flexible and controllable by adjusting the electric adjustment; a drain pipe 18 is fixedly connected to one side of the butt-joint box 14 away from the sedimentation treatment tank 1, and a drainage pump is fixedly mounted at one end of the drain pipe 18;
the bottom of the inner wall of the sedimentation treatment tank 1 is fixedly connected with a sludge pipe 19, one end of the sludge pipe 19 is fixedly connected with a sludge treatment unit, the sludge treatment unit comprises a sludge box 27, one side of the sludge box 27 is fixedly provided with a filter-pressing slurry pump, the sludge pipe 19 is fixedly connected with one end of the filter-pressing slurry pump and the input end of the filter-pressing slurry pump, the output end of the filter-pressing slurry pump is fixedly connected with a sludge inlet pipe 35, the middle part of the inner wall of the sludge box 27 is fixedly connected with a pressing frame 20, one side of the top of the pressing frame 20 is provided with a connecting port, one end of an air inlet pipe is fixedly connected with the connecting port, one side of the inner wall of the sludge box 27 is fixedly connected with a pushing and pushing hydraulic cylinder, the output end of the pushing and pushing hydraulic cylinder is fixedly connected with a pushing and pushing plate 21, the pushing and pushing plate 21 slides and moves in the pressing frame 20, when the pushing and pushing operation is carried out by the pushing and pushing plate 21, the filter-pressing slurry pump stops feeding sludge into the sludge through the sludge inlet pipe 35, the pushing plate 21 moves to one side of the connecting port close to the filter-pressing filter cloth 23, so that when the pushing plate is pressed, sludge enters the connecting port, and water in the sludge is subjected to filter-pressing and taken out through the pushing hydraulic cylinder matched with the filter-pressing filter cloth 23 and other structures, so that the subsequent sludge collection and treatment operation is facilitated;
the other side of the inner wall of the sludge box 27 is fixedly connected with a shifting hydraulic cylinder, the output end of the shifting hydraulic cylinder is fixedly connected with a bearing cover plate 24, one side of the inner wall of the bearing cover plate 24 is fixedly connected with a bearing grating 22, one side of the bearing grating 22 is fixedly connected with a filter-pressing filter cloth 23, one side of the bottom of the bearing cover plate 24, which is far away from the filter-pressing filter cloth 23, is fixedly connected with a water outlet pipe 25, one end of the water outlet pipe 25 is communicated with the sedimentation treatment tank 1, a water outlet pump is installed in the middle of the water outlet pipe 25, water filtered out by pressing the sludge is sent back to the sedimentation treatment tank 1 to participate in treatment and recycling again, so that the sewage collection treatment effect is improved, and the utilization rate of water resources is improved;
the bottom fixedly connected with of sludge box 27 inner wall goes out the work or material rest, and the inner wall that goes out the work or material rest rotates installs ejection of compact conveyer belt 26, and ejection of compact conveyer belt 26's top corresponds the setting with the bottom of pressing frame 20, and the discharge gate has been seted up with the position that ejection of compact conveyer belt 26 tip corresponds to sludge box 27.
A secondary sedimentation tank 28 is arranged on one side of the sedimentation treatment tank 1, a baffle plate 29 is fixedly connected to the inner wall of the secondary sedimentation tank 28, and the baffle plate 29 divides the interior of the secondary sedimentation tank 28 into a first recycling tank and a second recycling tank; the drainage pump is arranged in the first recycling tank, the second recycling tank is provided with a secondary filtering unit for filtering water in the first recycling tank, and water with different filtering degrees is stored through the first recycling tank and the second recycling tank respectively, so that the construction and the use are convenient to distinguish;
the secondary filtering unit comprises an ultrafiltration booster pump 30, an input end of the ultrafiltration booster pump 30 is fixedly connected with an extraction pipe, one end of the extraction pipe penetrates through a baffle 29 and extends into the first reuse tank, an output end of the ultrafiltration booster pump 30 is fixedly connected with a filtering cover plate, the inner wall of the filtering cover plate is fixedly connected with an ultrafiltration membrane 31, the top of the filtering cover plate is fixedly connected with a flow guide pipe, and one end of the flow guide pipe is fixedly provided with an active carbon filter element 32; the water flow sent out by the drain pipe 18 is filtered for the second time through the secondary transition unit so as to improve the cleanness degree of water and facilitate the user to take and use the water as required.
The top of the sedimentation treatment tank 1 is rotatably connected with an upper cover plate 34, the length of the upper cover plate 34 is smaller than the width of the sedimentation treatment tank 1, one end of the upper cover plate corresponds to the top of the hanging plate 4 when the upper cover plate is closed, and a reserved through opening between the end part of the upper cover plate 34 and the end part of the sedimentation treatment tank 1 is used for feeding sewage
The equal fixedly connected with handle of uncapping in both sides border of upper cover plate 34, the bottom of hitch plate 4 is rotated and is connected with check curtain 5, and check curtain 5 is flagging naturally under the action of gravity, shelters from sedimentation tank 1 through setting up check curtain 5 and upper cover plate 34, reduces giving off of sewage peculiar smell.
When the device is used, sewage with treatment is fed from the upper part of the filter element, the sewage passes through the filter screen 3 and flows to the drainage plate 7, large-particle impurities in the sewage are intercepted above the filter screen 3, the sewage flowing to the drainage plate 7 enters the drainage groove 8, and the sewage flows out in a dispersed manner through a plurality of permeable forehead in the drainage groove 8 and enters the sedimentation treatment tank 1 for storage;
the sewage treatment agent is fed from a solvent pipe to perform sedimentation treatment on the sewage, after the sewage is settled for a period of time, sludge impurities in the sewage are accumulated at the bottom of the sedimentation treatment tank 1 and separated from the treated clear water at the upper part, then a drainage pump is started, water is pumped through a plurality of water taking pipes 13 on a backflow pipe 12 at the uppermost layer, the water enters a butt joint box 14 through a butt joint pipe 11, then the water passes through the butt joint port, then the water enters a drainage pump through a drainage pipe 18, the water is sent into a first reuse tank through the drainage pump, then an adjusting motor 17 is started to drive an adjusting gear and a diversion disc 16 to rotate, so that the butt joint port is sequentially aligned with different butt joint pipes 11, a plurality of backflow pipes 12 sequentially pump water flow from top to bottom, and the upper layer clear water in the sedimentation treatment tank 1 is pumped and discharged layer by layer;
the ultrafiltration booster pump 30 is started, the water pumped into the first recycling tank is sent to the filter cover plate through the extraction pipe, and the water is sent to the activated carbon filter through the guide pipe after being filtered by the ultrafiltration membrane 31 to be filtered, and the obtained purified water is reserved in the second recycling tank;
after clear water is discharged, a sludge slurry pump is started, sludge impurities at the bottom of the sedimentation treatment tank 1 are pumped out by a sludge pipe 19 and then sent into a pressing frame 20 by a sludge inlet pipe 35, then a pushing hydraulic cylinder is started to drive a pushing plate 21 to press the sludge impurities, water in the sludge impurities passes through a filter cloth 23 and is sent back to the sedimentation treatment tank 1 by a water outlet pipe 25;
after the pressing is completed, the shifting hydraulic cylinder drives the bearing cover plate 24 to move towards the direction far away from the pressing frame 20, the pushing hydraulic cylinder pushes the pushing plate 21 to remove the impurities remained in the pressing frame 20, so that the impurities fall on the discharging conveyer belt 26 and are rotated by the discharging conveyer belt 26 to send the impurities out.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (8)
1. The building site sewage recycling system is characterized by comprising a sedimentation treatment tank (1), wherein the middle part of the inner wall of the sedimentation treatment tank (1) is fixedly connected with a plurality of backflow pipes (12) which are arranged in parallel, and one side of each backflow pipe (12) is fixedly connected with a plurality of water taking pipes (13); one side of the sedimentation treatment tank (1) is fixedly connected with a butt joint tank (14), the inner wall of the butt joint tank (14) is fixedly connected with a butt joint plate (15), the middle part of the butt joint plate (15) is fixedly connected with a plurality of butt joint pipes (11) which are arranged at equal intervals, one ends of the butt joint pipes (11) are respectively and fixedly connected with a plurality of return pipes (12), one side of the butt joint tank (14) far away from the sedimentation treatment tank (1) is fixedly connected with a drain pipe (18), and one end of the drain pipe (18) is fixedly provided with a drainage pump;
the top of the inner wall of the sedimentation treatment tank (1) is fixedly connected with a drainage plate (7), a drainage cavity is formed in the drainage plate (7), the bottom of the drainage plate (7) is fixedly connected with a plurality of short pipes (10), and one side of the drainage cavity is fixedly connected with a solvent pipe for feeding a sewage treatment agent;
the bottom of the inner wall of the sedimentation treatment tank (1) is fixedly connected with a sludge pipe (19), and one end of the sludge pipe (19) is provided with a sludge treatment unit.
2. The construction site sewage recycling system of claim 1, wherein a splitter disc (16) is rotatably mounted in the middle of the butt-joint box (14), a butt-joint port is formed in the edge of the splitter disc (16), one side of the splitter disc (16) is in contact with a butt-joint plate (15) in a fitting manner, a toothed ring is fixedly connected to the edge of the splitter disc (16), an adjusting motor (17) is fixedly mounted at the bottom of the butt-joint box (14), an output end of the adjusting motor (17) is fixedly connected with an adjusting gear, and the adjusting gear is meshed with the toothed ring.
3. The construction site sewage recycling system according to claim 1, wherein a partition plate (6) is fixedly connected to the inner wall of the sedimentation treatment tank (1), a filtering member is rotatably connected to the top of the partition plate (6), the filtering member comprises a blocking plate (2), a filtering plate is fixedly connected to one side of the blocking plate (2), a filtering net (3) is embedded in the middle of the filtering plate, and a hanging plate (4) is arranged on one side of the partition plate (6).
4. The building site sewage recycling system of claim 1, wherein the sludge treatment unit comprises a sludge tank (27), a filter-pressing slurry pump is fixedly installed on one side of the sludge tank (27), one end of the sludge pipe (19) is fixedly connected with the input end of the filter-pressing slurry pump, the output end of the filter-pressing slurry pump is fixedly connected with a sludge inlet pipe (35), the middle part of the inner wall of the sludge tank (27) is fixedly connected with a pressing frame (20), and one side of the top of the pressing frame (20) is fixedly connected with one end of an air inlet pipe; one side fixedly connected with of sludge box (27) inner wall supports and pushes away the pneumatic cylinder, the output fixedly connected with who supports and pushes away flitch (21), the opposite side fixedly connected with aversion pneumatic cylinder of sludge box (27) inner wall, the output fixedly connected with bearing cover plate (24) of aversion pneumatic cylinder, one side fixedly connected with bearing grid (22) of bearing cover plate (24) inner wall, one side fixedly connected with filter-pressing filter cloth (23) of bearing grid (22), one side fixedly connected with outlet pipe (25) of filter-pressing filter cloth (23) are kept away from to bearing cover plate (24) bottom, the one end and the sedimentation treatment pond (1) intercommunication of outlet pipe (25).
5. The construction site sewage recycling system of claim 4, wherein a discharging frame is fixedly connected to the bottom of the inner wall of the sludge tank (27), a discharging conveyer belt (26) is rotatably installed on the inner wall of the discharging frame, and the top of the discharging conveyer belt (26) is arranged corresponding to the bottom of the pressing frame (20).
6. The construction site sewage recycling system of claim 1, wherein a secondary sedimentation tank (28) is arranged on one side of the sedimentation treatment tank (1), a baffle (29) is fixedly connected to the inner wall of the secondary sedimentation tank (28), the baffle (29) divides the interior of the secondary sedimentation tank (28) into a first recycling tank and a second recycling tank, the drainage pump is arranged in the first recycling tank, a secondary filtering unit is arranged in the second recycling tank, the secondary filtering unit comprises an ultrafiltration booster pump (30), the input end of the ultrafiltration booster pump (30) is communicated with the first recycling tank through an extraction pipe, a filtration cover plate is fixedly connected to the output end of the ultrafiltration booster pump (30), and an ultrafiltration cover plate (31) is fixedly connected to the inner wall of the filtration booster pump.
7. The building site sewage recycling system of claim 1, wherein a plurality of drainage grooves (8) are formed in the top of the drainage plate (7), and water permeable openings (9) are formed in the inner walls of the drainage grooves (8).
8. The construction site sewage recycling system according to claim 3, wherein the top of the sedimentation treatment tank (1) is rotatably connected with an upper cover plate (34), and the bottom of the hanging plate (4) is rotatably connected with a curtain (5).
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| CN202210771922.7A CN114906955B (en) | 2022-06-30 | 2022-06-30 | Building site sewage recycling system |
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| CN202210771922.7A CN114906955B (en) | 2022-06-30 | 2022-06-30 | Building site sewage recycling system |
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| CN114906955B CN114906955B (en) | 2023-04-07 |
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| CN114906955B (en) | 2023-04-07 |
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