CN113620536A - Pig raising wastewater treatment system - Google Patents
Pig raising wastewater treatment system Download PDFInfo
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- CN113620536A CN113620536A CN202110981603.4A CN202110981603A CN113620536A CN 113620536 A CN113620536 A CN 113620536A CN 202110981603 A CN202110981603 A CN 202110981603A CN 113620536 A CN113620536 A CN 113620536A
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- treatment system
- casing
- wastewater treatment
- inside wall
- baffle
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
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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
- C02F2001/007—Processes including a sedimentation step
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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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
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses a pig raising wastewater treatment system, which belongs to the technical field of sewage treatment of farms and comprises a casing, wherein a feed hopper is arranged at the top of the casing, a rotary cover is arranged on the inner side wall of the feed hopper, an atomizing spray head is arranged at the top of the casing, the atomizing spray head is connected to the bottom of the inner side wall of a water tank through a pipeline and a water pump, a partition plate is welded in the middle of the inner side wall of the casing, a settling chamber is formed between one side of the inner side wall of the casing and the partition plate, a liquid chamber is formed between the other side of the inner side wall of the casing and the partition plate, and a centrifugal net disc is arranged at the bottom of the settling chamber. Improve the condition that sewage emits foul smell to the surrounding environment.
Description
Technical Field
The invention relates to the field of sewage treatment of farms, in particular to a pig-raising wastewater treatment system.
Background
The waste water produced by pig farms is often N, P with high organic matter content, the number of disease microorganisms seriously exceeds the standard, if the waste water is not treated, the waste water is often eutrophicated, and certain safety threat is caused to animals and plants in the water, large specialized pig raising enterprises have a manure treatment biogas project, generally adopt anaerobic digestion technology to treat a large amount of fresh pig manure and waste water of live pigs, all manure is flushed into an anaerobic reactor for treatment, the biogas generated in the treatment process can be used for power generation, the biogas slurry generated in the treatment process is used for farmland irrigation after aerobic treatment, thereby realizing the reclamation, harmless and ecological reutilization of the manure in the pig farms, however, the existing anaerobic reaction is that all the pig raising processes are subjected to anaerobic reaction, and massive solid or substances which can not be subjected to the anaerobic bacteria reaction enter a reaction tank, the treatment speed of sewage is reduced, the process after the reaction in the anaerobic tank is increased simultaneously, the cost of pig raising wastewater treatment is increased, so need carry out preliminary treatment to the suspended solid earlier with the mesh screen artificially and carry out subsequent processing with filter equipment after with the bulk solid filtration.
The traditional pig-raising wastewater treatment system has the following disadvantages: 1. the traditional pig-raising wastewater treatment system cannot mechanically remove suspended matters in water, and the suspended matters in water such as plastic bags and the like need to be manually salvaged, so that the workload of workers is increased, and the workers are quite tired; 2. the traditional pig raising wastewater treatment system can only primarily filter wastewater through a filtering device, needs an additional drying device to dry solid matters in water, and cannot separate precipitates in water; 3. the traditional pig raising wastewater treatment system can not effectively reduce the odor and improve the environment because the odor emitted when the wastewater is treated pollutes the environment.
Disclosure of Invention
The invention aims to provide a pig raising wastewater treatment system, which can separate most suspended matters in wastewater independently, can separate massive solids and sediments in sewage from the sewage and then centrifugally dry the sewage.
In order to achieve the purpose, the invention provides the following technical scheme:
a pig raising wastewater treatment system comprises a casing, wherein a feed hopper is installed at the top of the casing, a rotary cover is installed on the inner side wall of the feed hopper, an atomizing nozzle is installed at the top of the casing, the atomizing nozzle is connected to the bottom of the inner side wall of a water tank through a pipeline and a water pump, a partition plate is welded in the middle of the inner side wall of the casing, a settling chamber is formed between one side of the inner side wall of the casing and the partition plate, a liquid chamber is formed between the other side of the inner side wall of the casing and the partition plate, a centrifugal net disc is installed at the bottom of the settling chamber, the power input end of the centrifugal net disc is connected to the power output end of a motor, an upper passage opening is formed in the upper part of the partition plate, a middle passage opening is formed in the middle part of the partition plate, a baffle is connected to one side of the middle passage opening, the top of the baffle plate is fixedly connected to the bottom of an installation block through a connecting sheet, and a first electric telescopic rod is installed at the top of the installation block, first electric telescopic handle installs at casing inside wall top, installation piece side-mounting has second electric telescopic handle, the brush is installed to second electric telescopic handle end, well entrance opposite side demountable installation has the grid, the mouth of a river has been seted up to the baffle bottom, the check valve is installed to mouth of a river inside wall one side, the filtration disk is installed to mouth of a river inside wall opposite side, liquid chamber upper portion demountable installation has the filter.
As a further scheme of the invention: the feeder hopper top is connected with the top cap through hinge rotation, top cap edge bonds and has the rubber strip.
As a still further scheme of the invention: the revolving cover includes blade, rotary drum and pivot, pivot fixed mounting is at the feeder hopper inside wall, the pivot lateral wall rotates and is connected with the rotary drum, the welding of rotary drum lateral wall has the blade.
As a still further scheme of the invention: the water tank top has been seted up the inlet, the liquid outlet has been seted up to the water tank bottom, the sealed lid of circle is all demountable installation to inlet and liquid outlet lateral wall.
As a still further scheme of the invention: the sedimentation chamber lower part has been seted up first material taking port, first material taking port lateral wall can be dismantled and be connected with the rectangle lid.
As a still further scheme of the invention: the second is seted up on liquid chamber upper portion and is got the material mouth, the second is got material mouth lateral wall and can be dismantled and be connected with the rectangle lid, the outlet has been seted up to the liquid chamber lower part, the round sealed lid that is connected with can be dismantled to the outlet lateral wall.
As a still further scheme of the invention: the surface of the grid is provided with screw holes and is detachably arranged at the other side of the middle channel opening through the screw holes and bolts.
As a still further scheme of the invention: the welding of liquid chamber upper portion has spacing, the screw has been seted up on spacing surface and has had the filter through screw, bolt and nut demountable installation.
Compared with the prior art, the invention has the beneficial effects that:
1. the pig raising wastewater treatment system can separate most suspended matters in wastewater independently, sewage is fed into a settling chamber through a feed hopper, the water level reaches an upper passage port, the sewage overflowing the bottom of the upper passage port and the suspended matters on the upper part of the sewage flow to a filter plate from the upper passage port, the sewage falls into a liquid chamber after being filtered by the filter plate, a siphoning effect is caused due to the water level difference between the settling chamber and the liquid chamber, the sewage on the upper part of the settling chamber flows to one side of the liquid chamber with low pressure from one side of the settling chamber with high pressure, although the atmospheric pressure on two sides of the water is the same, the side with high water pressure flows downwards due to gravity due to the water level difference, the suspended matters flow to the atmospheric pressure from one side with low water pressure due to the siphoning effect, most suspended matters in the sewage can be removed, the sewage can be continuously added into the settling chamber to ensure the water level difference, and the suspended matters can be removed in a small amount, stop to adding sewage to the drip chamber, control first electric telescopic handle extension and make the brush move down to filter top one end, control second electric telescopic handle extension, the brush moves right in the filter top and pushes away the suspended solid near the second gets the material mouth, conveniently takes out the suspended solid waste material, and suspended solid in the sewage is got in the mechanization, and labour saving and time saving solves the problem that traditional waste water treatment system of raising pigs can't mechanize the aquatic suspended solid.
2. The pig raising wastewater treatment system can separate large solid and precipitate in the sewage from the sewage and then centrifugally dry the separated solid and precipitate, when the first electric telescopic rod extends, the baffle synchronously moves downwards to enable the middle channel port to leak, the supernatant of the sewage precipitated in the precipitation chamber for a period of time flows into the liquid chamber from the middle channel port after being filtered by the grid, the motor and the one-way valve are opened, the motor drives the centrifugal net disc to rotate at high speed to centrifugally dewater the solid garbage, the water at the bottom of the precipitation chamber flows into the liquid chamber after being filtered by the one-way valve and the filtering disc, and the dewatered solid garbage can be taken out from the first material taking port, so that the problem that the traditional pig raising wastewater treatment system cannot dry the solid waste in the sewage is solved.
3. The pig raising wastewater treatment system has better odor removal effect, improves the condition that sewage emits odor to the surrounding environment, before working, a proper amount of microbial deodorant and water are put into a water tank, a water pump is opened to pump diluent of the microbial deodorant to an atomizing spray head through a pipeline, the microbial deodorant is atomized and sprayed on the surfaces of sewage odor sources in a settling chamber and a liquid chamber, the condition that the sewage emits the odor is improved, when the sewage is put into the pig raising wastewater from a feed hopper, the sewage flows into a machine shell from a rotary cover under the action of self gravity, after the sewage is added, the rotary drum of the rotary cover continuously rotates along a rotary shaft until the rotary drum stops, blades synchronously rotate along with the rotary drum to cover the feed hopper, the odor in the machine shell is difficult to float out, at the moment, a top cover is covered at the opening at the top of the feed hopper, rubber strips are adhered at the edge of the top cover, the rubber is soft and elastic, can quickly rebound under the normal temperature, and has good sealing effect, further prevent that the stench in the casing from giving off to the air, improve operational environment, solve the problem of the stench pollution environment that traditional waste water treatment system of raising pigs gived off when handling waste water.
Drawings
FIG. 1 is a schematic sectional view of a pig wastewater treatment system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the overall structure of a wastewater treatment system for pig raising according to an embodiment of the present invention;
FIG. 3 is a schematic sectional view of a wastewater treatment system for pig raising according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the overall structure of a wastewater treatment system for pig raising according to an embodiment of the present invention;
FIG. 5 is a schematic sectional view of a wastewater treatment system for pig raising according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a baffle plate of a wastewater treatment system for raising pigs according to an embodiment of the invention.
In the figure: 1. a housing; 2. a feed hopper; 3. a rotating cover; 301. a blade; 302. a rotating drum; 303. a rotating shaft; 4. a settling chamber; 5. a first material taking port; 6. a rectangular cover; 7. a centrifugal net disc; 8. an electric motor; 9. a partition plate; 10. a one-way valve; 11. filtering the wafer; 12. a liquid chamber; 13. an upper channel port; 14. a filter plate; 15. a limiting strip; 16. a middle channel port; 17. a grid; 18. a screw hole; 19. a bolt; 20. a lower channel port; 21. a round sealing cover; 22. a second material taking port; 23. a water tank; 24. an atomizing spray head; 25. a pipeline; 26. a water pump; 27. a baffle plate; 28. a top cover; 29. a hinge; 30. a liquid inlet; 31. a liquid outlet; 32. connecting sheets; 33. mounting blocks; 34. a first electric telescopic rod; 35. a second electric telescopic rod; 36. a brush; 37. and a water outlet.
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 to 6, in the embodiment of the present invention, a pig raising wastewater treatment system includes a housing 1, a feed hopper 2 is installed at the top of the housing 1, a rotating cover 3 is installed on an inner side wall of the feed hopper 2, an atomizing nozzle 24 is installed at the top of the housing 1, the atomizing nozzle 24 is connected to the bottom of the inner side wall of a water tank 23 through a pipeline 25 and a water pump 26, a partition plate 9 is welded in the middle of the inner side wall of the housing 1, a settling chamber 4 is formed between one side of the inner side wall of the housing 1 and the partition plate 9, a liquid chamber 12 is formed between the other side of the inner side wall of the housing 1 and the partition plate 9, a centrifugal mesh disc 7 is installed at the bottom of the settling chamber 4, a power input end of the centrifugal mesh disc 7 is connected to a power output end of a motor 8, an upper passage opening 13 is formed in the upper portion of the partition plate 9, a middle passage opening 16 is formed in the middle portion of the partition plate 9, and a baffle plate 27 is connected to one side of the middle passage opening 16, the top of the baffle 27 is fixedly connected to the bottom of a mounting block 33 through a connecting sheet 32, a first electric telescopic rod 34 is mounted at the top of the mounting block 33, the first electric telescopic rod 34 is mounted at the top of the inner side wall of the machine shell 1, a second electric telescopic rod 35 is mounted on the side surface of the mounting block 33, a brush 36 is mounted at the tail end of the second electric telescopic rod 35, a grid 17 is detachably mounted at the other side of the middle passage port 16, a lower passage port 20 is formed at the bottom of the partition plate 9, a one-way valve 10 is mounted at one side of the inner side wall of the lower passage port 20, a filtering disc 11 is mounted at the other side of the inner side wall of the lower passage port 20, and a filter plate 14 is detachably mounted at the upper part of the liquid chamber 12. the pig-raising wastewater treatment system can separate most suspended matters in wastewater, and can separate large solid matters and sediments in wastewater and centrifugally dry the pig-raising wastewater treatment system, the pig-raising wastewater treatment system has a good odor removal effect, and the condition that sewage emits odor to the surrounding environment is improved.
Wherein, 2 tops of feeder hopper are connected with top cap 28 through hinge 29 rotation, 28 edges of top cap bond there is the rubber strip, and rubber matter is soft flexible, and normal atmospheric temperature pressurized can kick-back rapidly, and is sealed effectual, further prevents that the stench in the casing 1 from giving off in the air, improves operational environment.
Wherein, the rotating cover 3 includes blade 301, rotary drum 302 and pivot 303, pivot 303 fixed mounting is at the 2 inside walls of feeder hopper, pivot 303 lateral wall rotates and is connected with rotary drum 302, the welding of rotary drum 302 lateral wall has blade 301, has added the sewage after, and the rotary drum 302 of rotating cover 3 ceaselessly rotates until stopping along pivot 303, and blade 301 rotates along with rotary drum 302 is synchronous, covers feeder hopper 2 department, and the stench in the casing 1 is difficult to waft out.
A liquid inlet 30 is formed in the top of the water tank 23, a liquid outlet 31 is formed in the bottom of the water tank 23, and circular sealing covers 21 are detachably mounted on the outer side walls of the liquid inlet 30 and the liquid outlet 31, so that a microbial deodorant and water can be conveniently put into the water tank 23 from the liquid inlet 30.
Wherein, the first material mouth 5 of getting has been seted up to 4 lower parts of drip chamber, the first material mouth 5 lateral wall of getting can be dismantled and be connected with rectangular cover 6, and the convenience is taken out precipitate and solid waste after the dehydration drying.
Wherein, the second material taking port 22 has been seted up on liquid chamber 12 upper portion, the second material taking port 22 lateral wall can be dismantled and be connected with rectangular cover 6, outlet 37 has been seted up to liquid chamber 12 lower part, the sealed 21 that covers of circle can be dismantled and be connected with to outlet 37 lateral wall, and the second material taking port 22 conveniently takes out suspended solid rubbish, and outlet 37 conveniently carries out next step's processing with the sewage discharge after the filtration treatment.
Wherein, the surface of the grid 17 is provided with a screw hole 18 and is detachably arranged at the other side of the middle channel opening 16 through the screw hole 18 and a bolt 19, so that the grid 17 is conveniently detached to be cleaned or replaced.
Wherein, the welding of liquid chamber 12 upper portion has spacing strip 15, spacing strip 15 surface has seted up screw 18 and has had filter 14 through screw 18, bolt 19 and nut demountable installation, conveniently dismantles and washs or change filter 14.
The working principle of the invention is as follows: before the operation, put right amount of microorganism deodorizer and water into the water tank 23, the external power supply supplies power, open the water pump 26 through the external switch and draw the microorganism deodorizer diluent to the atomizer 24 through the pipeline 25, the atomization sprays on the foul source surface of the sewage in the settling chamber 4 and the liquid chamber 12, improve the condition that the sewage emits foul smell, when throwing the sewage from the feed hopper 2, the sewage flows into the casing 1 from the rotary cover 3 under the effect of self gravity, after adding the sewage, the rotary drum 302 of the rotary cover 3 rotates ceaselessly along the rotating shaft 303 until stopping, the blade 301 rotates synchronously along with the rotary drum 302, cover the feed hopper 2, the foul smell in the casing 1 is difficult to float out, at this moment, the top cover 28 covers the opening at the top of the feed hopper 2, the rubber strip is bonded at the edge of the top cover 28, the rubber is soft and elastic, the pressure can rebound rapidly at normal temperature, the sealing effect is good, further prevent the foul smell in the casing 1 from emitting into the air, when sewage is fed into the settling chamber 4 through the feed hopper 2, the water level is ensured to reach the upper channel port 13, the sewage overflowing the bottom of the upper channel port 13 and suspended matters on the upper part of the sewage flow to the filter plate 14 from the upper channel port 13, the sewage falls into the liquid chamber 12 after being filtered by the filter plate 14, a siphon effect is caused due to the water level difference between the settling chamber 4 and the liquid chamber 12, the sewage on the upper part of the settling chamber 4 flows to the side of the liquid chamber 12 with small pressure from the side of the settling chamber 4 with large pressure, although the atmospheric pressure on the two sides of the water is the same, because of the water level difference, the side with large water pressure flows downwards due to gravity, the side with small water pressure flows upwards due to atmospheric pressure, most suspended matters are brought to the top of the filter plate 14 due to the siphon effect, most suspended matters in the sewage can be removed, the water level difference is ensured by continuously adding the sewage into the settling chamber 4, stopping adding sewage into the settling chamber 4, supplying power by an external power supply, controlling the extension of the first electric telescopic rod 34 by an external switch to enable the brush 36 to move downwards to one end of the top of the filter plate 14, supplying power by the external power supply, controlling the extension of the second electric telescopic rod 35 by the external switch, moving the brush 36 rightwards at the top of the filter plate to push suspended matters to be near the second material taking port 22, conveniently taking out suspended matter waste materials, mechanically removing suspended matters in the sewage, saving time and labor, when the first electric telescopic rod 34 extends, synchronously moving the baffle 27 downwards to enable the middle channel port 16 to leak, filtering sewage supernatant liquid which is settled in the settling chamber 4 for a period of time from the middle channel port 16 through the grid 17 and flowing into the liquid chamber 12, supplying power by the external power supply, opening the motor 8 and the one-way valve 10 by the external switch, driving the centrifugal screen disc 7 to rotate at a high speed by the motor 8 to centrifugally dewater solid garbage, the water at the bottom of the settling chamber 4 flows to the liquid chamber 12 after being filtered by the one-way valve 10 and the filtering disc 11, and the dehydrated solid garbage can be taken out from the first material taking port 5 (the first electric telescopic rod 34, the second electric telescopic rod 35, the motor 8 and the water pump 26 are all existing products).
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a pig raising wastewater treatment system, includes casing (1), its characterized in that: the utility model discloses a centrifugal net dish, including casing (1), feeder hopper (2) are installed at casing (1) top, rotatory lid (3) are installed to feeder hopper (2) inside wall, atomizer (24) are installed at casing (1) top, atomizer (24) are connected in water tank (23) inside wall bottom through pipeline (25) and water pump (26), casing (1) inside wall middle part welding has baffle (9), constitute drip chamber (4) between casing (1) inside wall one side and baffle (9), constitute liquid chamber (12) between casing (1) inside wall opposite side and baffle (9), centrifugal net dish (7) are installed to drip chamber (4) bottom, the power input end of centrifugal net dish (7) is connected at the power take off end of motor (8), last entrance (13) have been seted up on baffle (9) upper portion, well entrance (16) have been seted up at baffle (9) middle part, one side of the middle passage opening (16) is connected with a baffle plate (27), the top of the baffle plate (27) is fixedly connected to the bottom of the mounting block (33) through a connecting sheet (32), the top of the mounting block (33) is provided with a first electric telescopic rod (34), the first electric telescopic rod (34) is arranged on the top of the inner side wall of the machine shell (1), a second electric telescopic rod (35) is arranged on the side surface of the mounting block (33), a brush (36) is arranged at the tail end of the second electric telescopic rod (35), a grid (17) is detachably arranged on the other side of the middle channel opening (16), a lower channel opening (20) is arranged at the bottom of the partition plate (9), lower access hole (20) inside wall one side is installed check valve (10), lower access hole (20) inside wall opposite side is installed and is filtered disk (11), liquid chamber (12) upper portion demountable installation has filter (14).
2. The swine wastewater treatment system according to claim 1, wherein: feeder hopper (2) top is connected with top cap (28) through hinge (29) rotation, top cap (28) edge bonds and has the rubber strip.
3. The swine wastewater treatment system according to claim 1, wherein: rotatory lid (3) include blade (301), rotary drum (302) and pivot (303), pivot (303) fixed mounting is at feeder hopper (2) inside wall, pivot (303) lateral wall rotates and is connected with rotary drum (302), the welding of rotary drum (302) lateral wall has blade (301).
4. The swine wastewater treatment system according to claim 1, wherein: a liquid inlet (30) is formed in the top of the water tank (23), a liquid outlet (31) is formed in the bottom of the water tank (23), and circular sealing covers (21) are detachably mounted on the outer side walls of the liquid inlet (30) and the liquid outlet (31).
5. The swine wastewater treatment system according to claim 1, wherein: a first material taking opening (5) is formed in the lower portion of the settling chamber (4), and a rectangular cover (6) is detachably connected to the outer side wall of the first material taking opening (5).
6. The swine wastewater treatment system according to claim 1, wherein: the second material taking port (22) is formed in the upper portion of the liquid chamber (12), the outer side wall of the second material taking port (22) is detachably connected with a rectangular cover (6), a water outlet (37) is formed in the lower portion of the liquid chamber (12), and the outer side wall of the water outlet (37) is detachably connected with a circular sealing cover (21).
7. The swine wastewater treatment system according to claim 1, wherein: the surface of the grid (17) is provided with a screw hole (18) and is detachably arranged at the other side of the middle channel opening (16) through the screw hole (18) and a bolt (19).
8. The swine wastewater treatment system according to claim 1, wherein: the upper portion of the liquid chamber (12) is welded with a limiting strip (15), the surface of the limiting strip (15) is provided with a screw hole (18), and a filter plate (14) is detachably mounted through the screw hole (18), a bolt (19) and a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110981603.4A CN113620536B (en) | 2021-08-25 | 2021-08-25 | Pig raising wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981603.4A CN113620536B (en) | 2021-08-25 | 2021-08-25 | Pig raising wastewater treatment system |
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| CN113620536A true CN113620536A (en) | 2021-11-09 |
| CN113620536B CN113620536B (en) | 2023-08-22 |
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