CN212356963U - Livestock and poultry breeding wastewater treatment system - Google Patents
Livestock and poultry breeding wastewater treatment system Download PDFInfo
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- CN212356963U CN212356963U CN202023088720.8U CN202023088720U CN212356963U CN 212356963 U CN212356963 U CN 212356963U CN 202023088720 U CN202023088720 U CN 202023088720U CN 212356963 U CN212356963 U CN 212356963U
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Abstract
The utility model discloses a livestock and poultry breeding wastewater treatment system, which belongs to the technical field of wastewater treatment and comprises a solid-liquid separation tank, a coagulation tank, a first ecological filler tank, a second ecological filler tank, a drainage ditch, a crushing device and a composting yard, wherein the solid-liquid separation tank, the coagulation tank, the first ecological filler tank, the second ecological filler tank and the drainage ditch are sequentially communicated according to the wastewater treatment direction; the solid-liquid separation tank is used for carrying out solid-liquid separation on the livestock and poultry breeding wastewater to obtain solid waste and wastewater, the coagulation tank is used for carrying out further solid-liquid separation on the wastewater treated by the solid-liquid separation tank to obtain flocculating constituents and sewage, the smashing device is used for smashing the solid waste and the flocculating constituents, the smashed solid waste and the smashed flocculating constituents are sent to a composting yard for composting, and the first ecological filler tank and the second ecological filler tank are both used for purifying the wastewater. The utility model discloses not only make stable discharge to reach standard of waste water, retrieved nutrients such as organic carbon and nitrogen phosphorus in the waste water simultaneously.
Description
Technical Field
The utility model relates to a waste water treatment technical field, in particular to livestock and poultry breeding wastewater treatment system.
Background
China is a big country in agricultural production, in recent years, the livestock and poultry breeding scale is continuously enlarged, and breeding sewage is rich in nitrogen, phosphorus and organic matters, and the direct discharge of the breeding sewage can influence the environment. The pollution control regulations for the scale cultivation of livestock and poultry indicate that corresponding livestock and poultry excrement and sewage treatment facilities should be built in cultivation communities. With the development of market economy, livestock and poultry breeding industry in China is rapidly promoted towards intensification and large-scale. The large-scale breeding mode can effectively improve the breeding technology and epidemic prevention capability of the livestock and poultry farm, but causes the excessive concentration of feces in the farm, and greatly exceeds the bearing capacity of the natural environment.
At present, domestic large-scale farms usually use anaerobic-aerobic combined processes to treat livestock and poultry breeding wastewater, for example, chinese patent with publication number CN210711158U and publication date of 2020, 06, 09 discloses a device for treating livestock and poultry breeding wastewater with low drug consumption and low power consumption, which comprises an anaerobic tank, a biological contact oxidation tank, a primary sedimentation tank, an ammonia-removing and phosphorus-removing reaction tank, a secondary sedimentation tank, a pH adjusting tank, a filtering tank and a disinfection and discharge tank which are sequentially communicated according to the wastewater treatment direction.
The defects of the prior art are that the anaerobic-aerobic combined mode has the problems of long reaction time, large structure volume, difficult standard reaching of ammonia nitrogen and the like, and the investment and operation cost are high in practical application, thereby bringing greater economic burden to farmers.
In view of this, the utility model provides a novel livestock and poultry breeding wastewater treatment system.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a livestock and poultry breeding wastewater treatment system has reduced investment cost and running cost, has better economic benefits.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a livestock and poultry breeding wastewater treatment system comprises a solid-liquid separation tank, a coagulation tank, a first ecological filler tank, a second ecological filler tank, a drainage ditch, a crushing device and a composting yard, wherein the solid-liquid separation tank, the coagulation tank, the first ecological filler tank, the second ecological filler tank and the drainage ditch are sequentially communicated according to a wastewater treatment direction;
the device comprises a solid-liquid separation tank, a coagulation tank, a flocculating constituent, a smashing device, a first ecological filling tank, a second ecological filling tank and a first ecological filling tank, wherein the solid-liquid separation tank is used for carrying out solid-liquid separation on livestock and poultry breeding wastewater to obtain solid waste and wastewater, the coagulation tank is used for further carrying out solid-liquid separation on the wastewater treated by the solid-liquid separation tank to obtain a flocculating constituent and wastewater, the smashing device is used for smashing the solid waste and the flocculating constituent, the smashed solid waste and the smashed flocculating constituent are sent to a composting yard for composting, and the first ecological filling tank and the second ecological filling tank are.
By adopting the structure, the livestock and poultry breeding wastewater enters the solid-liquid separation tank through the water inlet, under the action of the screen, the livestock and poultry breeding wastewater is subjected to solid-liquid separation in the solid-liquid separation tank to obtain solid waste and wastewater, the wastewater entering the coagulation tank is mixed with the coagulant, after further solid-liquid separation, a flocculating constituent and sewage are obtained, and after being mixed with the solid waste, the flocculating constituent is crushed by the crushing device and is conveyed to a composting yard after being crushed. And the sewage treated by the coagulation tank is purified by the first ecological filler tank and then is purified by the second ecological filler tank, and the obtained purified water is sent to a specified water using place through a drainage ditch or is directly discharged. The utility model discloses not only make stable discharge to reach standard of waste water, retrieved nutrient substances such as organic carbon and nitrogen phosphorus in the waste water simultaneously, realized the utilization of beasts and birds cultivation waste water to reduce beasts and birds cultivation waste water treatment cost, had apparent economic benefits and environmental benefit.
The method is further optimized as follows: a screen is arranged in the solid-liquid separation tank, and is obliquely arranged and fixed on the side wall of the solid-liquid separation tank;
and a water inlet is formed in one side of the solid-liquid separation tank, a solid waste outlet is formed in the other side of the solid-liquid separation tank, the water inlet is located in the higher side of the horizontal height of the screen, and the solid waste outlet is located in the lower side of the horizontal height of the screen.
Adopt above-mentioned structure to carry out solid-liquid separation to beasts and birds cultivation waste water through the screen cloth.
The method is further optimized as follows: and a vibrator is arranged in the solid-liquid separation tank and is arranged at the bottom of the screen.
Adopt above-mentioned structure to accelerate solid waste discharge, reduce the screen cloth and block up.
The method is further optimized as follows: the system further comprises a lifting pump, and the lifting pump is used for conveying the wastewater obtained by the separation of the solid-liquid separation tank to the coagulation tank.
Adopt above-mentioned structure to send who to the pond of congealing in with the solid-liquid separation pond through the elevator pump.
The method is further optimized as follows: first ecological filler pond lateral wall be provided with be used for with thoughtlessly congeal pond pipe connection's sewage import and be used for with second ecological filler pond pipe connection's water purification export, laid first filler in the first ecological filler pond, first ecological filler pond is being close to sewage import one side is fixed with and is used for stopping first filler's first baffle, first filler is located first baffle is kept away from one side of sewage import, set up the first water hole that is used for water to pass through on the first baffle.
By adopting the structure, the water entering the first ecological filler pool contacts with the first filler after passing through the first water hole, and the first filler has better adsorption capacity and percolation performance.
The method is further optimized as follows: the first filler is honeycomb activated carbon.
The method is further optimized as follows: the ecological filler pond lateral wall of second be provided with be used for with the water purification export pipe connection's of first ecological filler pond water purification import and be used for with escape canal pipe connection's water export up to standard, laid the second in the ecological filler pond of second and packed, the ecological filler pond of second is being close to water purification import one side is fixed with and is used for stopping the second baffle that the second packed, the second is packed to be located the second baffle is kept away from one side of water purification import, offer the second water hole that is used for water to pass through on the second baffle.
By adopting the structure, the water entering the second ecological filler pool contacts with the second filler after passing through the second water hole, and the second filler has better adsorption capacity and percolation performance.
The method is further optimized as follows: the second filler is formed by mixing limestone, struvite, ceramsite, volcanic rock, coarse sand, gravel and zeolite.
The method is further optimized as follows: ecological plants are planted in the first ecological filler pool and the second ecological filler pool.
By adopting the structure, the ecological plants absorb the nutrient substances such as nitrogen, phosphorus and the like in the sewage, and the resource utilization of the livestock and poultry breeding wastewater is realized.
The method is further optimized as follows: the crushing device comprises a crushing tank and a crushing mechanism, wherein the crushing mechanism comprises a motor, a driving crushing roller, a driven crushing roller, a driving shaft and a driven shaft;
the motor is arranged on one side of the outer part of the crushing tank, the driving shaft is positioned in the crushing tank, one end of the driving shaft is connected with the output shaft of the motor, the other end of the driving shaft is inserted on the side wall of the crushing tank, the driving crushing roller is fixed on the driving shaft, and driving crushing teeth are fixed on the circumferential surface of the driving crushing roller;
the driven shaft is parallel to the driving shaft, the driven crushing roller is fixed on the driven shaft, driven crushing teeth are fixed on the circumferential surface of the driven crushing roller, and the driving crushing teeth are meshed with the driven crushing teeth.
By adopting the structure, when the motor is started, the driving shaft drives the driven shaft to rotate, so that the active crushing teeth and the driven crushing teeth are matched for crushing.
To sum up, the utility model discloses following beneficial effect has: livestock and poultry breeding wastewater enters a solid-liquid separation tank through a water inlet, under the action of a screen, the livestock and poultry breeding wastewater is subjected to solid-liquid separation in the solid-liquid separation tank to obtain solid waste and wastewater, the wastewater enters a coagulation tank through a lift pump, the wastewater entering the coagulation tank is mixed with a coagulant, after further solid-liquid separation, a flocculating constituent and sewage are obtained, and after the flocculating constituent and the solid waste are mixed, the flocculating constituent is crushed through a crushing device and then conveyed to a composting yard. And the sewage treated by the coagulation tank is purified by the first ecological filler tank and then is purified by the second ecological filler tank, and the obtained purified water is sent to a specified water using place through a drainage ditch or is directly discharged. The utility model discloses not only make stable discharge to reach standard of waste water, retrieved nutrient substances such as organic carbon and nitrogen phosphorus in the waste water simultaneously, realized the utilization of beasts and birds cultivation waste water to reduce beasts and birds cultivation waste water treatment cost, had apparent economic benefits and environmental benefit.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment, which is mainly used for embodying the structure of a livestock and poultry breeding wastewater treatment system;
fig. 2 is a schematic structural diagram of an embodiment, which is mainly used for embodying the structure of the crushing device.
In the figure, 1, a solid-liquid separation tank; 2. a coagulation tank; 3. a first ecological filler pond; 4. a second ecological filler pond; 5. a drainage ditch; 6. a crushing device; 61. a grinding tank; 621. an active crushing roller; 622. a driven pulverizing roller; 623. actively crushing teeth; 624. driven crushing teeth; 625. a drive shaft; 626. a driven shaft; 7. a composting field; 8. a water inlet; 9. a lift pump; 10. screening a screen; 11. a vibrator; 12. a stirring device; 13. a first separator; 14. a first water hole; 15. a second separator; 16. a second water hole; 17. a first filler; 18. a second filler.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a livestock and poultry breeding wastewater treatment system is shown in figures 1-2 and comprises a solid-liquid separation tank 1, a coagulation tank 2, a first ecological filler tank 3, a second ecological filler tank 4, a drainage ditch 5, a lift pump 9, a crushing device 6 and a composting yard 7. According to the water treatment direction, the solid-liquid separation tank 1, the coagulation tank 2, the first ecological filler tank 3, the second ecological filler tank 4 and the drainage ditch 5 are communicated in sequence. The solid-liquid separation tank 1 is used for carrying out solid-liquid separation on the livestock and poultry breeding wastewater to obtain solid waste and wastewater; the coagulation tank 2 is used for further carrying out solid-liquid separation on the wastewater treated by the solid-liquid separation tank 1 to obtain a flocculating constituent and sewage; the crushing device 6 is used for crushing the solid waste and the flocculating constituent, and the crushed solid waste and the flocculating constituent are sent to a composting yard 7 for composting; the first ecological filler tank 3 and the second ecological filler tank 4 are used for purifying wastewater, and the drainage ditch 5 is used for discharging purified water obtained after the treatment of the second ecological filler tank 4 or sending the purified water to a designated water using place, such as irrigation water for agriculture and forestry.
Referring to fig. 1-2, a screen 10 is arranged in the solid-liquid separation tank 1, the screen 10 is obliquely arranged and fixed on the side wall of the solid-liquid separation tank 1, and the screen 10 is positioned at the middle upper part of the solid-liquid separation tank 1. One side of the solid-liquid separation tank 1 is provided with a water inlet 8, the other side is provided with a solid waste outlet, the water inlet 8 is positioned at the higher side of the horizontal height of the screen 10, and the solid waste outlet is positioned at the lower side of the horizontal height of the screen 10. The solid-liquid separation tank 1 is internally provided with a vibrator 11, and the vibrator 11 is arranged at the bottom of the screen 10 so as to accelerate the discharge of solid wastes and reduce the blockage of the screen 10. The lift pump 9 is used for conveying the wastewater obtained by the separation in the solid-liquid separation tank 1 to the coagulation tank 2, and the lift pump 9 is installed in the solid-liquid separation tank 1 and is positioned below the screen 10.
Referring to fig. 1 to 2, a stirring apparatus 12 is provided in the coagulation tank 2 for stirring the water in the coagulation tank 2 so that the waste water is sufficiently mixed with the coagulant added to the coagulation tank 2. The stirring device 12 is a paddle type stirring device, and the stirring device 12 is a conventional device, so the detailed structure and operation principle of the stirring device 12 are not described herein. The side wall of the first ecological filling tank 3 is provided with a sewage inlet which is connected with the coagulation tank 2 through a pipeline and a purified water outlet which is connected with the second ecological filling tank 4 through a pipeline. A first filler 17 is laid in the first ecological filler tank 3, the first filler 17 is honeycomb activated carbon, and the first filler 17 is positioned between the partition plate and the side wall of the first ecological filler tank 3 close to the purified water outlet. A first partition plate 13 used for blocking a first filler 17 is fixed on one side, close to the sewage inlet, of the first ecological filler tank 3, the first filler 17 is located on one side, far away from the sewage inlet, of the first partition plate 13, and a first water hole 14 used for water to pass through is formed in the first partition plate 13. The height of the first partition plate 13 is higher than the laying depth of the first filler 17, the first water holes 14 are provided in a plurality, and the first water holes 14 are all located below the top surface of the first filler 17.
Referring to fig. 1-2, the side wall of the second ecological filler tank 4 is provided with a clean water inlet for pipeline connection with the clean water outlet of the first ecological filler tank 3 and a standard water outlet for pipeline connection with the drainage ditch 5. A second filler 18 is laid in the second ecological filler tank 4, and the second filler 18 is formed by mixing limestone, struvite, ceramsite, volcanic rock, coarse sand, gravel and zeolite. The second ecological filler tank 4 is fixed with the second baffle 15 that is used for stopping the second filler 18 on the side of being close to the water purification import, and the second filler 18 is located the one side that the water purification import is kept away from to the second baffle 15, offers the second water hole 16 that is used for water to pass through on the second baffle 15. The height of the second partition 15 is higher than the laying depth of the second filler 18, the second water holes 16 are provided in a plurality, and the plurality of second water holes 16 are all located below the top surface of the second filler 18. Ecological plants are planted in the first ecological filling tank 3 and the second ecological filling tank 4, and the ecological plants are aquatic plants with strong dirt-removing capacity, such as water hyacinth and the like.
Referring to fig. 1 to 2, the crushing apparatus 6 includes a crushing tank 61 and a crushing mechanism, and solid wastes discharged from the solid-liquid separation tank 1 and the coagulation tank 2 are introduced into the crushing tank 61 and then crushed by the crushing mechanism for subsequent composting. The pulverizing mechanism includes a motor, a driving pulverizing roller 621, a driven pulverizing roller 622, a driving shaft 625, and a driven shaft 626. A motor (not shown) is installed at one side of the outside of the pulverizing tank 61, and a driving shaft 625 is located in the pulverizing tank 61 and has one end connected to an output shaft of the motor and the other end inserted into a side wall of the pulverizing tank 61. The driving pulverizing roller 621 is fixed to a driving shaft 625, and driving pulverizing teeth 623 are fixed to the circumferential surface of the driving pulverizing roller 621. The driven shaft 626 is parallel to the driving shaft 625, the driven grinding roller 622 is fixed on the driven shaft 626, the driven grinding teeth 624 are fixed on the circumferential surface of the driven grinding roller 622, and the driving grinding teeth 623 are meshed with the driven grinding teeth 624.
The working process and principle are as follows: livestock and poultry breeding wastewater enters the solid-liquid separation tank 1 through the water inlet 8, under the action of the screen 10, the livestock and poultry breeding wastewater is subjected to solid-liquid separation in the solid-liquid separation tank 1 to obtain solid waste and wastewater, the wastewater enters the coagulation tank 2 through the lift pump 9, the wastewater entering the coagulation tank 2 is mixed with a coagulant, after further solid-liquid separation, a flocculating body and sewage are obtained, the flocculating body and the solid waste are mixed and then crushed through the crushing device 6, and the crushed flocculating body is conveyed to the composting yard 7. The sewage treated by the coagulation tank 2 is purified by the first ecological filler tank 3 and then purified by the second ecological filler tank 4, and the obtained purified water is sent to a designated water using place through the drainage ditch 5 or is directly discharged.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a livestock and poultry breeding effluent disposal system which characterized by: the device comprises a solid-liquid separation tank (1), a coagulation tank (2), a first ecological filler tank (3), a second ecological filler tank (4), a drainage ditch (5), a crushing device (6) and a composting site (7), wherein the solid-liquid separation tank (1), the coagulation tank (2), the first ecological filler tank (3), the second ecological filler tank (4) and the drainage ditch (5) are sequentially communicated according to a wastewater treatment direction;
the livestock and poultry breeding wastewater treatment device is characterized in that the solid-liquid separation tank (1) is used for carrying out solid-liquid separation on livestock and poultry breeding wastewater to obtain solid waste and wastewater, the coagulation tank (2) is used for carrying out further solid-liquid separation on the wastewater treated by the solid-liquid separation tank (1) to obtain floccule and sewage, the crushing device (6) is used for crushing the solid waste and the floccule, the crushed solid waste and the floccule are sent to a composting site (7) for composting, and the first ecological filling tank (3) and the second ecological filling tank (4) are used for purifying the wastewater.
2. The livestock and poultry breeding wastewater treatment system according to claim 1, which is characterized in that: a screen (10) is arranged in the solid-liquid separation tank (1), and the screen (10) is obliquely arranged and fixed on the side wall of the solid-liquid separation tank (1);
one side of the solid-liquid separation tank (1) is provided with a water inlet (8), the other side of the solid-liquid separation tank is provided with a solid waste outlet, the water inlet (8) is positioned on the higher side of the horizontal height of the screen (10), and the solid waste outlet is positioned on the lower side of the horizontal height of the screen (10).
3. The livestock and poultry breeding wastewater treatment system according to claim 2, which is characterized in that: a vibrator (11) is arranged in the solid-liquid separation tank (1), and the vibrator (11) is arranged at the bottom of the screen (10).
4. The livestock and poultry breeding wastewater treatment system according to claim 1, which is characterized in that: the system is characterized by further comprising a lifting pump (9), wherein the lifting pump (9) is used for conveying the wastewater obtained by separation in the solid-liquid separation tank (1) to the coagulation tank (2).
5. The livestock and poultry breeding wastewater treatment system according to claim 1, which is characterized in that: first ecological filler pond (3) lateral wall be provided with be used for with thoughtlessly congeal pond (2) pipe connection's sewage import and be used for with second ecological filler pond (4) pipe connection's water purification export, first filler (17) have been laid in first ecological filler pond (3), first ecological filler pond (3) are being close to sewage import one side is fixed with and is used for stopping first baffle (13) of first filler (17), first filler (17) are located first baffle (13) are kept away from sewage import one side, offer first water hole (14) that are used for water to pass through on first baffle (13).
6. The livestock and poultry breeding wastewater treatment system according to claim 5, which is characterized in that: the first filler (17) is honeycomb activated carbon.
7. The livestock and poultry breeding wastewater treatment system according to claim 5, which is characterized in that: the ecological filler pond of second (4) lateral wall be provided with be used for with the water purification import of the water purification export pipe connection of first ecological filler pond (3) and be used for with escape canal (5) pipe connection's water export up to standard, second filler (18) have been laid in the ecological filler pond of second (4), ecological filler pond of second (4) is being close to water purification import one side is fixed with and is used for stopping second baffle (15) of second filler (18), second filler (18) are located second baffle (15) are kept away from one side of water purification import, offer on second baffle (15) and be used for the second water hole (16) that water passes through.
8. The livestock and poultry breeding wastewater treatment system according to claim 7, which is characterized in that: ecological plants are planted in the first ecological filling pool (3) and the second ecological filling pool (4).
9. The livestock and poultry breeding wastewater treatment system according to claim 1, which is characterized in that: the crushing device (6) comprises a crushing tank (61) and a crushing mechanism, wherein the crushing mechanism comprises a motor, a driving crushing roller (621), a driven crushing roller (622), a driving shaft (625) and a driven shaft (626);
the motor is installed on one side of the outer portion of the smashing tank (61), the driving shaft (625) is located in the smashing tank (61), one end of the driving shaft is connected with the output shaft of the motor, the other end of the driving shaft is inserted into the side wall of the smashing tank (61), the driving smashing roller (621) is fixed on the driving shaft (625), and driving smashing teeth (623) are fixed on the circumferential surface of the driving smashing roller (621);
the driven shaft (626) is parallel to the driving shaft (625), the driven crushing roller (622) is fixed on the driven shaft (626), driven crushing teeth (624) are fixed on the circumferential surface of the driven crushing roller (622), and the driving crushing teeth (623) are meshed with the driven crushing teeth (624).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023088720.8U CN212356963U (en) | 2020-12-21 | 2020-12-21 | Livestock and poultry breeding wastewater treatment system |
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| CN202023088720.8U CN212356963U (en) | 2020-12-21 | 2020-12-21 | Livestock and poultry breeding wastewater treatment system |
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| CN212356963U true CN212356963U (en) | 2021-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014513A (en) * | 2021-03-26 | 2022-02-08 | 深圳市自由度环保科技有限公司 | Wastewater treatment mechanism and process in livestock and poultry breeding process |
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2020
- 2020-12-21 CN CN202023088720.8U patent/CN212356963U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014513A (en) * | 2021-03-26 | 2022-02-08 | 深圳市自由度环保科技有限公司 | Wastewater treatment mechanism and process in livestock and poultry breeding process |
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