CN216837543U - Pig farm excrement and sewage resource utilization and phoenix grass ecological treatment system - Google Patents
Pig farm excrement and sewage resource utilization and phoenix grass ecological treatment system Download PDFInfo
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- CN216837543U CN216837543U CN202123093103.1U CN202123093103U CN216837543U CN 216837543 U CN216837543 U CN 216837543U CN 202123093103 U CN202123093103 U CN 202123093103U CN 216837543 U CN216837543 U CN 216837543U
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Abstract
Pig farm excrement resource utilization and phoenix grass ecological treatment system, including excrement ditch (2) of building in pig house (1) bottom, blow off pipe (3) of connecting the excrement ditch, solid-liquid separation equipment (5) of connecting the blow off pipe, one-level sedimentation tank (6) of connecting solid-liquid separation equipment, connect in the hou mian second grade sedimentation tank (7) of one-level sedimentation tank through pipeline order respectively, biological matrix pond (8), pond (9) are bred to phoenix grass, set up in other constructed wetland (10) of phoenix grass breed pond, set up in other up to standard pond (11) of constructed wetland, connect raceway (12) of up to standard pond and pig house. The phoenix grass culture ponds are six-level culture ponds which are sequentially arranged, adjacent culture ponds are separated by partition walls, and overflow ports are arranged at the tops of the partition walls. The utility model discloses a dirty utilization of breed excrement and urine and breed the circulation, the input is low, easily operation and management, and the running cost is low, and economical and practical has better application prospect.
Description
Technical Field
The utility model belongs to the technical field of dirty resource utilization of beasts and birds excrement.
Background
The resource utilization of livestock and poultry breeding feces is a fundamental way for preventing and treating breeding pollution. Promote the dirty resource utilization of beasts and birds cultivation excrement, organic matters such as reducible greenhouse gases such as harmful gas and carbon dioxide degrade COD, NH3-N in the sewage, solve the pollution problem of excrement and urine sewage to the environment, improve the air quality, purify the farming environment, promote the improvement of beasts and birds output and product quality, reduce plant's terminal blow off, reduce the fecal treatment cost. And the breeding manure resources can be changed into valuables, and become renewable fertilizers, energy sources and biological resources, so that the income is increased. The excrement yield of the pig scale farm is large, the excrement resource utilization difficulty is large, a large amount of manpower and material resources are needed to be input when the excrement of the pig scale farm is treated in the prior art, the treatment cost is high, and the treatment effect is not ideal. The research on the economic and applicable pig manure treatment mode meets the requirements of vast farmers in frontier and mountainous areas, and becomes a problem to be urgently solved in promoting the high-quality development of modern animal husbandry.
Disclosure of Invention
The utility model aims at effectively solving the problems of large excrement yield and large excrement recycling difficulty of a pig scale farm, and providing a pig farm excrement recycling and phoenix grass ecological treatment system with low investment, simple process, easy operation and circulation.
The utility model discloses the technical scheme who takes as follows:
a system for recycling excrement and sewage in a live pig farm and ecologically treating phoenix grass comprises an excrement ditch built at the bottom of a pig house, a sewage discharge pipe connected with the excrement ditch, a solid-liquid separation device connected with the sewage discharge pipe, a primary sedimentation tank connected with a liquid outlet of the solid-liquid separation device, a secondary sedimentation tank sequentially connected to the back of the primary sedimentation tank through pipelines respectively, a biological matrix tank paved with biological matrix at the bottom of the tank, a phoenix grass cultivation tank, an artificial wetland arranged beside the phoenix grass cultivation tank and a standard-reaching tank arranged beside the artificial wetland, a water delivery pipe provided with a water pump and connected with the standard-reaching tank and the pig house, wherein the phoenix grass cultivation tank is provided with a water outlet for draining the artificial wetland, and the artificial wetland is provided with a water diversion pipe leading to the standard-reaching tank; a gate is arranged at the inlet end of the sewage draining pipe, and the feed inlet of the solid-liquid separating device is lower than the outlet end of the sewage draining pipe; the phoenix grass culture ponds are six-level culture ponds which are sequentially arranged, adjacent culture ponds are separated by partition walls, and overflow ports are arranged at the tops of the partition walls.
Further, a third-stage sedimentation tank is connected behind the second-stage sedimentation tank through a pipeline.
Furthermore, straw is laid at the bottom of the biological matrix pool to serve as a biological matrix.
By adopting the utility model, the feces discharged from the pigsty can enter the solid-liquid separation device by virtue of the height difference, after solid-liquid separation, solid slag is discharged from a slag discharge port of the solid-liquid separation device and becomes organic fertilizer after treatment, liquid is discharged from a liquid discharge port of the solid-liquid separation device and directly flows into a primary sedimentation tank for preliminary sedimentation, and then enters a secondary sedimentation tank for further sedimentation, then the straw enters a biological matrix pool, the straw paved at the bottom of the biological matrix pool is taken as a biological matrix, on one hand, the straw has large specific surface area, can adsorb sticky substances in the culture sewage and reduce the damage of the sticky substances to the phoenix grass, meanwhile, the straws can provide a carbon source for anaerobic microorganisms, accelerate the hydrolysis and fermentation of organic matters into micromolecular organic matters to remove the organic matters, and hydrolyze nitrogen and phosphorus organic matters in the wastewater into inorganic ammonia nitrogen and phosphate ions for the growth and absorption of the phoenix grass plants in the subsequent phoenix grass culture pond. The water treated by the biological matrix pond enters a phoenix grass culture pond for further purification, flows through a six-stage phoenix grass culture pond in sequence, flows into an artificial wetland for final purification, flows into a standard-reaching water pond after being purified by the artificial wetland, is pumped to a pigsty for recycling, can be used for washing the pigsty and the like, and is salvaged and processed to the pigsty to be used as a pig feed.
The utility model discloses a realize breeding the dirty resource utilization of excrement, energy-concerving and environment-protective. Whole processing procedure, the excrement is dirty along the automatic solid-liquid separation equipment that flows in of system, sewage automatic order flows into one-level sedimentation tank, second grade sedimentation tank, biological matrix pond, phoenix grass breed pond, constructed wetland, pond up to standard, need not establish in addition power equipment and carry, it is laborsaving to save labour, and equipment input is low, can reduce the plant running cost by a wide margin, also no longer need adopt the manpower to clear up the excrement and dirt, improve the plant worker's the working condition and the environment of plant. Through the ecological wetland sewage treatment mode of the phoenix grass, the efficient treatment of excrement and the recycling of waste water are realized, the phoenix grass feed capable of feeding pigs is obtained by breeding, and the breeding circulation is realized. The utility model discloses the input is low, easily operation and management, and the running cost is low, economical and practical has better application prospect, the middle-sized scale pig farm of specially adapted border jiang, mountain area.
Drawings
Fig. 1 is a schematic layout diagram of the present invention;
FIG. 2 is a schematic view of FIG. 1 taken from the elevation A;
fig. 3 is a schematic view of fig. 1 taken in elevation B.
Detailed Description
The following examples are provided to further illustrate the present invention.
As shown in fig. 1, 2 and 3, the system for the resource utilization of feces in a pig farm and the ecological treatment of the phoenix grass comprises a feces ditch 2 built at the bottom of a pig house 1, a sewage discharge pipe 3 connected with the feces ditch, a solid-liquid separation device 5 connected with the sewage discharge pipe, a primary sedimentation tank 6 connected with a liquid discharge port of the solid-liquid separation device, a secondary sedimentation tank 7, a tertiary sedimentation tank 15, a biological matrix tank 8 paved with biological matrix at the bottom of the tanks, a phoenix grass culture tank 9, an artificial wetland 10 arranged beside the phoenix grass culture tank, a standard-reaching tank 11 arranged beside the artificial wetland, a water delivery pipe 12 connected with the standard-reaching tank and the pig house and provided with a water pump 13, wherein the phoenix grass culture tank is provided with a drainage port for draining the artificial wetland, and purified water in the phoenix grass culture tank can be directly drained to the artificial wetland through the drainage port or externally connected with a drainage pipe, the water is discharged to the artificial wetland through the water discharge pipe. The artificial wetland is provided with a water conduit leading to the standard-reaching water tank. Be provided with gate 4 at the blow off pipe entry end, when washing the pig house with water, open the gate, the excrement is dirty can flow to the blow off pipe. The feed inlet of the solid-liquid separation device 5 is lower than the outlet end of the sewage discharge pipe, and excrement can directly flow into the solid-liquid separation device from the sewage discharge pipe. The solid-liquid separation device is a device in the prior art. The bio-matrix used in this example was straw. The pool 9 is bred for the six grades that set up in order to the phoenix grass, keeps apart through the partition wall between the adjacent breed pond, is provided with the gap 14 at the partition wall top, and the upper portion clear water in the pond is bred to last one-level phoenix grass can flow to next-level phoenix grass through the gap is automatic breeds the pond.
When the pigsty 1 is washed by water, the gate 4 is opened, the excrement flows into the excrement ditch 2, enters the solid-liquid separation device 5 through the sewage discharge pipe 3, after solid-liquid separation, solid slag is discharged from a slag discharge port 5a of the solid-liquid separation device and becomes organic fertilizer after treatment, liquid is discharged from a liquid discharge port of the solid-liquid separation device and directly flows into the primary sedimentation tank 6 for preliminary sedimentation, then enters the secondary sedimentation tank 7 for further sedimentation, supernatant after sedimentation flows into the biological matrix tank 8, water after treatment in the biological matrix tank enters the phoenix grass culture tank 9 for further purification, flows into the artificial wetland 10 for final purification after sequentially flowing through the six-stage phoenix grass culture tank, and standard water after purification flows into the standard water tank 11 and is pumped to the pigsty 1 by the water pump 13 for recycling, so that the pigsty and the like can be washed. The phoenix grass which is bred in the phoenix grass breeding pond and matures is salvaged and processed to be sent to a piggery to be used as a pig feed.
The utility model discloses a pond and constructed wetland are bred to construction biological matrix pond, phoenix grass, pass through biomass treatment, phoenix grass purification, the natural ecological treatment of wetland with the sewage after multistage sediment, and organic matter in the sewage is absorbed by phoenix grass root system by microbial decomposition, inorganic matter, passes through constructed wetland in soil, the filter effect of gravel and sand, finally makes quality of water obtain purifying to the realization is to the effective processing of breeding waste water. The green phoenix grass is suitable for the growth of a high-nitrogen and phosphorus water environment, so that the period is long, the propagation is fast, the nitrogen and phosphorus absorption capacity is strong, the root system has an oxygen secretion function, the nutritive value is high, the dung and sewage can be effectively degraded, and the two purposes of resource utilization of the dung and sewage and environment beautification are achieved. A large amount of phoenix grass plants harvested regularly in the ecological wetland are good green feed due to rich nutrition such as protein and the like, and can be directly used for feeding livestock and poultry, so that part of substance energy is recycled in a pig farm. Through the utility model discloses the effect of getting rid of COD, nitrogen, phosphorus has been reinforceed in the processing of system, reaches "field irrigation water quality standard" and "livestock and poultry breeding pollutant emission standard" after the ecological improvement of sewage, can directly irrigate the farmland or wash the colony house and recycle as the plant.
The utility model discloses through the pilot run, gained apparent effect. Through water quality monitoring, the quality of the sewage generated in the pig farm culture is obviously lower than the standard for water quality of farmland irrigation (GB5084-2005), and the results are shown in Table 1. After the pig farm sewage is subjected to ecological treatment in the 6-grade Fenghuancao culture pond and the artificial wetland, COD, ammonia nitrogen, total nitrogen and total phosphorus are obviously reduced, the transparency of the water outlet water is equivalent to that of drinking water, and the odor in the pig farm is obviously reduced.
TABLE 1 physicochemical index (unit mg/L) of wastewater in each treatment tank
| Item | CODcr | Ammonia nitrogen | Total nitrogen | Total phosphorus |
| End of secondary sedimentation tank | 1042.50 | 627.92 | 1611.11 | 98.50 |
| Biological matrix pool effluent | 785.00 | 389.61 | 861.11 | 61.50 |
| Phoenix grass treatment pool 1 | 322.95 | 252.18 | 833.33 | 97.75 |
| Phoenix grass treatment pool 2 | 163.00 | 189.42 | 191.67 | 89.50 |
| Phoenix grass treatment pool 3 | 93.00 | 162.10 | 176.39 | 81.75 |
| Phoenix grass treatment pool 4 | 91.00 | 148.68 | 177.78 | 52.75 |
| Phoenix |
82.00 | 128.13 | 140.28 | 27.25 |
| Phoenix |
61.67 | 20.29 | 48.61 | 6.38 |
| Effluent of constructed wetland | 28.33 | 10.25 | 48.39 | 5.29 |
| Water quality standard for farm irrigation | 200 | 80 | — | 8 |
Can see from the upper table, process the utility model discloses after the system handles, the physical and chemical index of retrieving the water in pond up to standard is far less than "field irrigation water quality standard", fully demonstrates the utility model discloses the effect is showing in the dirty resource utilization of live pig plant excrement.
The utility model discloses the quality of water reliable and stable, the working costs of small investment, processing is few, easy operation, has obtained raiser's recognition, and application promotion prospect is good.
Claims (3)
1. A system for recycling excrement and sewage in a pig farm and ecologically treating phoenix grass is characterized by comprising an excrement ditch (2) built at the bottom of a pig house (1), a sewage discharge pipe (3) connected with the excrement ditch, a solid-liquid separation device (5) connected with the sewage discharge pipe, and a primary sedimentation tank (6) connected with a liquid discharge port of the solid-liquid separation device, the artificial wetland system comprises a secondary sedimentation tank (7) sequentially connected to the back of a primary sedimentation tank, a biological matrix tank (8) paved with biological matrix at the bottom of the tank, a phoenix grass culture tank (9), an artificial wetland (10) arranged beside the phoenix grass culture tank, a standard water tank (11) arranged beside the artificial wetland, a water delivery pipe (12) connected with the standard water tank and a pigsty and provided with a water pump (13), wherein the phoenix grass culture tank is provided with a water outlet for draining water to the artificial wetland, and the artificial wetland is provided with a water guide pipe leading to the standard water tank; a gate (4) is arranged at the inlet end of the sewage draining pipe, and the feed inlet of the solid-liquid separating device (5) is lower than the outlet end of the sewage draining pipe; the phoenix grass culture ponds (9) are six-stage culture ponds which are sequentially arranged, adjacent culture ponds are separated by partition walls, and overflow gaps (14) are arranged at the tops of the partition walls.
2. The system for the resource utilization of the feces of the pig farm and the ecological treatment of the phoenix grass according to claim 1, wherein a third-stage sedimentation tank (15) is further connected to the rear of the second-stage sedimentation tank (7) through a pipeline.
3. The system for recycling the feces of the pig farm and ecologically treating the phoenix grass according to claim 1 or 2, wherein straw is laid at the bottom of the biological matrix pool to serve as a biological matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123093103.1U CN216837543U (en) | 2021-12-10 | 2021-12-10 | Pig farm excrement and sewage resource utilization and phoenix grass ecological treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123093103.1U CN216837543U (en) | 2021-12-10 | 2021-12-10 | Pig farm excrement and sewage resource utilization and phoenix grass ecological treatment system |
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| Publication Number | Publication Date |
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| CN216837543U true CN216837543U (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123093103.1U Active CN216837543U (en) | 2021-12-10 | 2021-12-10 | Pig farm excrement and sewage resource utilization and phoenix grass ecological treatment system |
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2021
- 2021-12-10 CN CN202123093103.1U patent/CN216837543U/en active Active
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