CN111499105A - Automatic device for cleaning chicken manure - Google Patents
Automatic device for cleaning chicken manure Download PDFInfo
- Publication number
- CN111499105A CN111499105A CN202010345699.0A CN202010345699A CN111499105A CN 111499105 A CN111499105 A CN 111499105A CN 202010345699 A CN202010345699 A CN 202010345699A CN 111499105 A CN111499105 A CN 111499105A
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- Prior art keywords
- tank
- water
- chicken manure
- flushing
- chicken
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 241000287828 Gallus gallus Species 0.000 title claims abstract description 88
- 210000003608 fece Anatomy 0.000 title claims abstract description 61
- 239000010871 livestock manure Substances 0.000 title claims abstract description 61
- 238000004140 cleaning Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 238000011010 flushing procedure Methods 0.000 claims abstract description 50
- 238000004062 sedimentation Methods 0.000 claims description 45
- 238000005192 partition Methods 0.000 claims description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 230000000249 desinfective effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 235000013330 chicken meat Nutrition 0.000 abstract description 66
- 244000052616 bacterial pathogen Species 0.000 abstract description 6
- 201000010099 disease Diseases 0.000 abstract description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 3
- 208000015181 infectious disease Diseases 0.000 abstract description 3
- 230000001376 precipitating effect Effects 0.000 abstract description 2
- 238000005406 washing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
- A01K31/04—Dropping-boards; Devices for removing excrement
-
- 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
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- 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
-
- 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
-
- 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
- C02F2303/04—Disinfection
-
- 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
- C02F3/02—Aerobic processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Birds (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Housing For Livestock And Birds (AREA)
Abstract
The invention discloses an automatic device for cleaning chicken manure, which comprises a chicken frame, a chicken coop, a flushing tank, a water inlet pool and a treatment mechanism, wherein the chicken coop is fixed on the upper side of the chicken frame, the flushing tank fixed on the chicken frame is oppositely arranged on the lower side of the chicken coop, the flushing tank is obliquely arranged, the water inlet pool is arranged at the high end of the flushing tank and used for supplying water to the flushing tank, the treatment mechanism is oppositely arranged at the low end of the flushing tank, and the treatment mechanism is used for precipitating and treating chicken manure flushing water. The chicken manure can be washed in real time, so that germs in the chicken manure can be prevented from staying for a long time and infecting other chickens, the infection of diseases is greatly avoided, and the germs are prevented from being spread in the air due to the design of the air suction structure; the chicken manure treatment structure is sealed, does not pollute the environment, recycles the chicken manure, meets the use requirement and is convenient for product popularization.
Description
Technical Field
The invention belongs to the technical field of cultivation, and particularly relates to an automatic device for cleaning chicken manure.
Background
The treatment of chicken manure is a big problem in the cultivation of meat chicken. The germ transmission is often caused by the problems of untimely treatment and the like, and the serious loss is caused.
Disclosure of Invention
The invention aims to provide an automatic device for cleaning chicken manure, which overcomes the defects in the prior art, has simple structural design and convenient use, can wash the chicken manure in real time, avoids the germs in the chicken manure from staying for a long time and infecting other chickens, greatly avoids the infection of diseases, cleans the chicken manure in a washing mode, avoids the chicken manure from spreading in the air, and simultaneously, avoids the germs from spreading in the air due to the design of an air suction structure; the chicken manure treatment structure is sealed, does not pollute the environment, recycles the chicken manure, meets the use requirement and is convenient for product popularization.
In order to achieve the design purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an automation equipment of clearance chicken manure, includes chicken frame, chicken coop, flushing tank, intake sump, processing mechanism, the fixed chicken coop of chicken frame upside, the chicken coop downside is equipped with the flushing tank of fixing on the chicken frame relatively, and the flushing tank sets up for the slope, and the high-end intake sump that is equipped with of flushing tank for send water to the flushing tank, the low side of flushing tank is equipped with processing mechanism relatively, and processing mechanism is used for deposiing, handles the chicken manure sparge water.
The upper side of the water inlet tank is provided with an ultraviolet lamp for disinfecting water in the water inlet tank.
The water inlet pipe is arranged on the upper side of the water inlet pool and is used for supplying water to the water inlet pool.
And a water flowing port is arranged on one side of the water inlet pool opposite to the flushing tank, and water in the water inlet pool enters the flushing tank from the water flowing port.
The flushing tank is characterized in that water inlet pipes are arranged above the flushing tank at intervals and used for flushing water to the flushing tank, one end of each water inlet pipe is provided with a connector, the other end of each water inlet pipe is provided with a plug, and the water inlet pipes are provided with a plurality of water outlet holes which are arranged side by side and used for discharging water.
The flushing tank mainly comprises a tank bottom and tank edges, wherein the tank edges are arranged on two sides of the tank bottom respectively, the joint of the tank edges and the tank bottom is of an arc-shaped structure, the upper end of each tank edge is of an inward-bent arc-shaped structure, a plurality of air suction ports are distributed on the arc-shaped structure of the upper end of each tank edge, the air suction ports are connected to the negative pressure pipe through air suction pipes in a sealing mode, and air is sucked through the negative pressure pipe, so that polluted gas in the flushing tank is discharged.
The aforesaid is handled the mechanism and mainly includes the one-level sedimentation tank of arranging in proper order and sealed setting, the second grade sedimentation tank, tertiary sedimentation tank, the good oxygen pond of one-level, the one-level centrifugal treatment pond, the good oxygen pond of second grade, the second grade centrifugal treatment pond, the clean water basin, be equipped with the import on the above-mentioned one-level sedimentation tank, import and the relative setting of flushing tank low side, the one-level sedimentation tank, be equipped with first baffle between the second grade sedimentation tank, first baffle top is equipped with the first filter screen of slope slant second grade sedimentation tank, above-mentioned second grade sedimentation tank, be equipped with the second baffle between the tertiary sedimentation tank, second baffle top is equipped with the second filter screen, above-mentioned tertiary sedimentation tank, be equipped with the third baffle between the good oxygen pond.
During the use, through one-level sedimentation tank deposit chicken manure, then chicken manure water gets into the second grade sedimentation tank from first baffle top, and filter through first filter screen, deposit chicken manure through the second grade sedimentation tank, then chicken manure water gets into tertiary sedimentation tank from the second baffle top, and filter through the second filter screen, deposit chicken manure through tertiary sedimentation tank, then chicken manure water gets into one-level good oxygen pond from the third baffle top, decomposition processing, then get into behind the separation processing of one-level centrifugal treatment pond through the pipeline, then get into the good oxygen pond of second grade through the pipeline, decomposition processing, then get into behind the separation processing of second grade centrifugal treatment pond through the pipeline, waste water discharge, the storage, the clear water gets into the clear water pond through the pipeline, be equipped with the pump in the clear water pond, the pump is connected to the inlet tube through the pipeline.
The first partition board is higher than the second partition board, and the second partition board is higher than the third partition board.
The automatic chicken manure cleaning device has the beneficial effects that: the structure design is simple, the use is convenient, the chicken manure can be washed in real time, germs in the chicken manure are prevented from staying for a long time and infecting other chickens, the infection of diseases is greatly avoided, the chicken manure is cleaned in a washing mode, the chicken manure is prevented from being spread in the air, and meanwhile, the design of the air suction structure also prevents germs from being spread in the air; the chicken manure treatment structure is sealed, does not pollute the environment, recycles the chicken manure, meets the use requirement and is convenient for product popularization.
Drawings
FIG. 1 is a schematic view of an automated apparatus for cleaning chicken manure according to the present invention;
FIG. 2 is a sectional view of a washing tank of the automated chicken manure cleaning apparatus according to the present invention;
FIG. 3 is a schematic view of the water inlet pipe of the automated chicken manure cleaning device of the present invention;
FIG. 4 is a schematic view of a water intake basin of the automated chicken manure cleaning device of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 2;
fig. 6 is a schematic view of the handling mechanism of the automated chicken manure cleaning device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below.
The specific structure is as shown in fig. 1-6, the automatic device for cleaning chicken manure comprises a chicken frame 1, a chicken coop 2, a flushing tank 3, a water inlet pool 4 and a treatment mechanism 5, wherein the chicken coop 2 is fixed on the upper side of the chicken frame 1, the flushing tank 3 fixed on the chicken frame 1 is relatively arranged on the lower side of the chicken coop 2, the flushing tank 3 is arranged in an inclined mode, the water inlet pool 4 is arranged at the high end of the flushing tank 3 and used for supplying water to the flushing tank 3, the treatment mechanism 5 is relatively arranged at the low end of the flushing tank 3, and the treatment mechanism 5 is used for precipitating and treating chicken manure flushing water.
An ultraviolet lamp 7 is arranged on the upper side of the water inlet tank 4 and is used for disinfecting water in the water inlet tank.
The water inlet pipe 6 is arranged on the upper side of the water inlet tank 4, and the water inlet pipe 6 is used for supplying water to the water inlet tank.
In the concrete implementation, can optimize the structure of intake pond 4, the interval is equipped with inlet tube 6 above 3 above the above-mentioned washtrough, and inlet tube 6 is used for flushing to washtrough 3, and 6 one end of above-mentioned inlet tube is equipped with the joint 62, and the other end is equipped with and blocks up 63, is equipped with a plurality of apopores 61 that set up side by side on the above-mentioned inlet tube 6 for go out water.
A water flowing port 41 is arranged on one side of the water inlet pool 4 opposite to the flushing tank 3, and water in the water inlet pool 4 enters the flushing tank 3 from the water flowing port 41.
The flushing tank 3 mainly comprises a tank bottom 31 and tank edges 32, wherein the tank edges 32 are respectively arranged on two sides of the tank bottom 31, the joint of the tank edges 32 and the tank bottom 31 is of an arc structure, the upper end of each tank edge 32 is of an inward-bent arc structure, a plurality of air suction ports 33 are distributed on the arc structure at the upper end of each tank edge 32, the air suction ports 33 are hermetically connected to a negative pressure pipe 35 through air suction pipes 34, and air suction is performed through the negative pressure pipe 35, so that polluted gas in the flushing tank 3 is quickly discharged, and germ propagation is avoided.
The treatment mechanism 5 mainly comprises a first-stage sedimentation tank 51, a second-stage sedimentation tank 52, a third-stage sedimentation tank 53, a first-stage aerobic tank 54, a first-stage centrifugal treatment tank 55, a second-stage aerobic tank 56, a second-stage centrifugal treatment tank 57 and a clean water tank 58 which are sequentially arranged and hermetically arranged, wherein an inlet 511 is arranged on the first-stage sedimentation tank 51, the inlet 511 is arranged opposite to the lower end of the flushing tank 3, a first partition 512 is arranged between the first-stage sedimentation tank 51 and the second-stage sedimentation tank 52, a first filter screen 513 inclining towards the second-stage sedimentation tank 52 is arranged at the top end of the first partition 512, a second partition 521 is arranged between the second-stage sedimentation tank 52 and the third-stage sedimentation tank 53, a second filter screen 522 is arranged at the top end of the second partition 521, a third partition 531 is arranged between the third-stage sedimentation tank 53 and the.
When the device is used, chicken manure is precipitated through the primary sedimentation tank 51, then chicken manure water enters the secondary sedimentation tank 52 from the top end of the first partition plate 512, and is filtered through the first filter screen 513, the chicken manure is precipitated through the secondary sedimentation tank 52, then the chicken manure water enters the tertiary sedimentation tank 53 from the top end of the second partition plate 521, and is filtered through the second filter screen 522, the chicken manure is precipitated through the tertiary sedimentation tank 53, then the chicken manure water enters the primary aerobic tank 54 from the top end of the third partition plate 531, is subjected to decomposition treatment, then enters the primary centrifugal treatment tank 55 through a pipeline after being subjected to separation treatment, then enters the secondary aerobic tank 56 through a pipeline, is subjected to decomposition treatment, then enters the secondary centrifugal treatment tank 57 through a pipeline after being subjected to separation treatment, wastewater is discharged and stored, clear water enters the clear water tank 58 through a pipeline, a pump is arranged in the clear water tank 58, and.
The first partition 512 is higher than the second partition 521, and the second partition 521 is higher than the third partition 531.
The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, to facilitate an understanding and appreciation of the invention by those skilled in the art, and it is not intended to limit the invention to the specific embodiments described herein. It will be obvious to those skilled in the art that many simple derivations or substitutions can be made without inventive effort without departing from the inventive concept. Therefore, simple modifications to the present invention by those skilled in the art according to the present disclosure should be within the scope of the present invention.
Claims (9)
1. The utility model provides an automatic device of clearance chicken manure which characterized in that: including chicken coop, flushing tank, intake pool, processing mechanism, the fixed chicken coop of chicken coop upside, the chicken coop downside is equipped with the flushing tank of fixing on the chicken coop relatively, and the flushing tank sets up for the slope, and the high-end intake pool that is equipped with of flushing tank for send water to the flushing tank, the low side of flushing tank is equipped with processing mechanism relatively, and processing mechanism is used for deposiing, handles the chicken manure sparge water.
2. The automated chicken manure cleaning device of claim 1, wherein: the upper side of the water inlet tank is provided with an ultraviolet lamp for disinfecting water in the water inlet tank.
3. The automated chicken manure cleaning device of claim 2, wherein: the water inlet pipe is arranged on the upper side of the water inlet pool and is used for supplying water to the water inlet pool.
4. An automated chicken manure cleaning apparatus as defined in claim 3 wherein: and a water flowing port is arranged on one side of the water inlet pool opposite to the flushing tank, and water in the water inlet pool enters the flushing tank from the water flowing port.
5. The automated chicken manure cleaning device of claim 1, wherein: the flushing tank is characterized in that water inlet pipes are arranged above the flushing tank at intervals and used for flushing water to the flushing tank, one end of each water inlet pipe is provided with a connector, the other end of each water inlet pipe is provided with a plug, and the water inlet pipes are provided with a plurality of water outlet holes which are arranged side by side and used for discharging water.
6. The automated chicken manure cleaning device of claim 1, wherein: the flushing tank mainly comprises a tank bottom and tank edges, wherein the tank edges are arranged on two sides of the tank bottom respectively, the joint of the tank edges and the tank bottom is of an arc-shaped structure, the upper end of each tank edge is of an inward-bent arc-shaped structure, a plurality of air suction ports are distributed on the arc-shaped structure of the upper end of each tank edge, the air suction ports are connected to the negative pressure pipe through air suction pipes in a sealing mode, and air is sucked through the negative pressure pipe, so that polluted gas in the flushing tank is discharged.
7. The automated chicken manure cleaning device of claim 1, wherein: the aforesaid is handled the mechanism and mainly includes the one-level sedimentation tank of arranging in proper order and sealed setting, the second grade sedimentation tank, tertiary sedimentation tank, the good oxygen pond of one-level, the one-level centrifugal treatment pond, the good oxygen pond of second grade, the second grade centrifugal treatment pond, the clean water basin, be equipped with the import on the above-mentioned one-level sedimentation tank, import and the relative setting of flushing tank low side, the one-level sedimentation tank, be equipped with first baffle between the second grade sedimentation tank, first baffle top is equipped with the first filter screen of slope slant second grade sedimentation tank, above-mentioned second grade sedimentation tank, be equipped with the second baffle between the tertiary sedimentation tank, second baffle top is equipped with the second filter screen, above-mentioned tertiary sedimentation tank, be equipped with the third baffle between the good oxygen pond.
8. The automated chicken manure cleaning device of claim 7, wherein: during the use, through one-level sedimentation tank deposit chicken manure, then chicken manure water gets into the second grade sedimentation tank from first baffle top, and filter through first filter screen, deposit chicken manure through the second grade sedimentation tank, then chicken manure water gets into tertiary sedimentation tank from the second baffle top, and filter through the second filter screen, deposit chicken manure through tertiary sedimentation tank, then chicken manure water gets into one-level good oxygen pond from the third baffle top, decomposition processing, then get into behind the separation processing of one-level centrifugal treatment pond through the pipeline, then get into the good oxygen pond of second grade through the pipeline, decomposition processing, then get into behind the separation processing of second grade centrifugal treatment pond through the pipeline, waste water discharge, the storage, the clear water gets into the clear water pond through the pipeline, be equipped with the pump in the clear water pond, the pump is connected to the inlet tube through the pipeline.
9. The automated chicken manure cleaning device of claim 7, wherein: the first partition board is higher than the second partition board, and the second partition board is higher than the third partition board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010345699.0A CN111499105A (en) | 2020-04-27 | 2020-04-27 | Automatic device for cleaning chicken manure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010345699.0A CN111499105A (en) | 2020-04-27 | 2020-04-27 | Automatic device for cleaning chicken manure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111499105A true CN111499105A (en) | 2020-08-07 |
Family
ID=71866408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010345699.0A Pending CN111499105A (en) | 2020-04-27 | 2020-04-27 | Automatic device for cleaning chicken manure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111499105A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193427A (en) * | 2014-09-10 | 2014-12-10 | 金陵科技学院 | Chicken manure treatment device |
| CN206101273U (en) * | 2016-10-10 | 2017-04-19 | 富民县垦业畜禽有限公司 | Automatic cleaning device of chicken manure |
| CN108668950A (en) * | 2018-06-15 | 2018-10-19 | 张景辉 | A kind of henhouse water circulation utilization system |
| CN109392733A (en) * | 2018-11-05 | 2019-03-01 | 寻乌县昇平农业发展有限公司 | A kind of rabbit breeding environment cleaning plant |
| CN208694458U (en) * | 2018-06-15 | 2019-04-05 | 张景辉 | A kind of henhouse flushing chicken manure water purification installation |
-
2020
- 2020-04-27 CN CN202010345699.0A patent/CN111499105A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193427A (en) * | 2014-09-10 | 2014-12-10 | 金陵科技学院 | Chicken manure treatment device |
| CN206101273U (en) * | 2016-10-10 | 2017-04-19 | 富民县垦业畜禽有限公司 | Automatic cleaning device of chicken manure |
| CN108668950A (en) * | 2018-06-15 | 2018-10-19 | 张景辉 | A kind of henhouse water circulation utilization system |
| CN208694458U (en) * | 2018-06-15 | 2019-04-05 | 张景辉 | A kind of henhouse flushing chicken manure water purification installation |
| CN109392733A (en) * | 2018-11-05 | 2019-03-01 | 寻乌县昇平农业发展有限公司 | A kind of rabbit breeding environment cleaning plant |
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Application publication date: 20200807 |
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