CN212293156U - Livestock-raising pig house excrement and urine collection processing apparatus - Google Patents

Livestock-raising pig house excrement and urine collection processing apparatus Download PDF

Info

Publication number
CN212293156U
CN212293156U CN202020998776.8U CN202020998776U CN212293156U CN 212293156 U CN212293156 U CN 212293156U CN 202020998776 U CN202020998776 U CN 202020998776U CN 212293156 U CN212293156 U CN 212293156U
Authority
CN
China
Prior art keywords
fixedly connected
box
close
box body
wall
Prior art date
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.)
Expired - Fee Related
Application number
CN202020998776.8U
Other languages
Chinese (zh)
Inventor
吴东萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202020998776.8U priority Critical patent/CN212293156U/en
Application granted granted Critical
Publication of CN212293156U publication Critical patent/CN212293156U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Physical Water Treatments (AREA)

Abstract

The utility model relates to the technical field of fecal treatment devices, in particular to a device for collecting and treating feces of a livestock breeding pig house, which comprises a box body, wherein the top of the box body is fixedly connected with a feces extractor, the bottom of the box body is fixedly connected with a water storage tank, the inner wall of the box body is fixedly connected with a fixed cylinder, the top of a rotating sleeve is rotatably connected with a rotating cylinder, the bottom of the fixed cylinder is fixedly connected with a motor, the output end of the motor is fixedly connected with the bottom of the rotating cylinder, a material collecting basket is movably inserted inside the rotating cylinder, the bottom of the inner wall of the box body is fixedly connected with a filter box, the top of the filter box is communicated with the bottom of the fixed cylinder through a first connecting pipe, the left side of the bottom of the filter box is communicated with; the utility model discloses can effectual excrement and urine carry out dry wet separation, the liquid dung filters after handling and adsorbs and the disinfection, prevents to cause the pollution to the environment.

Description

Livestock-raising pig house excrement and urine collection processing apparatus
Technical Field
The utility model relates to a fecal treatment device technical field, concretely relates to livestock-raising pig house excrement and urine collection processing apparatus.
Background
Along with the continuous development of modern pig raising industry, the scale of pig raising industry is constantly enlarged, how to carry out the effective aspect of collecting the processing to excrement and urine is very important, traditional pig farm often concentrates excrement and urine to discharge in the manure pit or directly returns the field utilization with excrement and urine, such treatment methods very easily cause environmental pollution and the propagation of bacterial virus, current excrement and urine collection processing apparatus, to excrement and urine processing's inefficiency, also be convenient for simultaneously collect the excrement and urine of handling, consequently need design a livestock-raising pig house excrement and urine collection processing apparatus.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a livestock-raising pig house excrement and urine collection processing apparatus possesses and to carry out dry and wet separation and collection to excrement and urine, carries out the efficient handling to the liquid dung and prevents to cause advantages such as pollution to the environment, has solved excrement and urine and has piled up and directly still field can cause the problem that environmental pollution and bacterium virus propagated.
The utility model discloses a livestock-raising pigsty excrement collecting and processing device, which comprises a box body, wherein a feces extractor is fixedly connected at the center of the top of the box body and close to the left position, a pumping pipe is fixedly connected at the left side of the feces extractor, a feeding pipe is fixedly connected at the right side of the feces extractor, a sealing cover is hinged at the center of the top of the box body, a water storage tank is fixedly connected at the bottom of the box body, a fixed cylinder is fixedly connected at the center of the top of the inner wall of the box body, a rotating sleeve is fixedly connected at the center of the bottom of the inner wall of the fixed cylinder, a rotating cylinder is rotatably connected at the top of the rotating sleeve, a motor is fixedly connected at the center of the bottom of the fixed cylinder, the output end of the motor passes through the bottoms of the fixed cylinder and the rotating sleeve and is fixedly connected with the center of the bottom of, the right side of the top of the filter box is communicated with the left side of the bottom of the fixed cylinder through a first connecting pipe, the left side of the bottom of the filter box is communicated with the left side of the top of the water storage tank through a second connecting pipe, the position inside the filter box and close to the bottom of the filter box is movably inserted with a filter frame, and the top of the inner wall of the water storage tank is fixedly connected with ultraviolet disinfection lamps along the horizontal direction at equal intervals.
The utility model discloses a livestock-raising pig house fecal collecting and processing device, wherein the inlet pipe surface just is close to the fixed cover of the position department fixedly connected with of bottom, the top fixedly connected with feed inlet of sealed lid, fixed cover and feed inlet looks threaded connection, this structure setting can be convenient for follow sealed lid top with the inlet pipe and tear down, is convenient for open sealed lid.
The utility model discloses a livestock-raising pig house excrement and urine collection processing apparatus, wherein storage water tank right side central authorities just are close to the position department fixedly connected with outlet pipe of bottom, the fixed surface of outlet pipe is connected with the valve, storage water tank inner wall's top fixedly connected with sealed cowling, this structure setting can pass through the outlet pipe discharge with the liquid dung after the disinfection in the storage water tank, can be used to the farmland and water.
The utility model discloses a livestock-raising pig house fecal collection processing apparatus, wherein the apopore has evenly been seted up on the surface of rotary drum, the top fixedly connected with limit structure of rotary drum, the spacing groove has been seted up at the top of fixed section of thick bamboo inner wall, limit structure's surface is laminated with the inner wall of spacing groove mutually, and this structure setting can make the rotary drum motion rotatory more stable, has increased the stability of device.
The utility model discloses a livestock-raising pig house excrement and urine collection processing apparatus, wherein the mesh has been seted up on the basket surface that gathers materials, the equal fixedly connected with handle in central authorities of the basket top left and right sides that gathers materials, the basket inner wall that gathers materials about both sides and the position department that is close to the top all move about to peg graft there is quick detach bolt, two quick detach bolt respectively with the rotary drum inner wall about both sides and the position department looks threaded connection who is close to the top, this structure setting, the fixed of the basket that can be convenient for gather materials with dismantle and take out from the box in, collect the excrement and urine after accomplishing the processing.
The utility model discloses a livestock-raising pig house excrement and urine collection processing apparatus, wherein rose box left side and the position fixedly connected with outlet duct that is close to the top, the box fixedly connected with air exhauster is passed in the left side of outlet duct, the fixed surface of outlet duct is connected with deodorizing device, the positive left side of rose box articulates there is the sealing door, it is filled with the active carbon to cross the filter frame intussuseption, and this structure setting can effectively absorb the foul smell gas that the liquid dung distributed out and purify, can be convenient for wash and change internal active carbon to crossing the filter frame moreover.
The utility model discloses a livestock-raising pig house excrement and urine collection processing apparatus, wherein the positive central authorities of box and the position fixedly connected with observation window that is close to the top, the observation window is transparent toughened glass, the bottom half and the position activity of department that is close to the right side are pegged graft and are had the storage tank, and this structure setting is convenient for observe the inside condition of box and deposit some instruments.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a take out excrement machine and inlet pipe that the box top was equipped with and the inside solid fixed cylinder and the motor that are equipped with of box, the inside rotary drum and the collecting basket that is equipped with of cooperation solid fixed cylinder, can effectually transport excrement and urine to the box inside and carry out the wet separation futilely to excrement and urine, the excrement and urine collection that will handle simultaneously is in the collecting basket, the efficiency of fecal treatment has been improved, the rose box that is equipped with through the box inside and the active carbon that is equipped with in the filter frame, the inside ultraviolet ray disinfection lamp that is equipped with of cooperation storage water tank, can filter the excrement and water after handling and adsorb and disinfect, prevent that the excrement water direct discharge can cause environmental pollution and the propagation of bacterial.
2. The utility model discloses a fixed cover and fixed cover that are equipped with on the inlet pipe and feed inlet looks threaded connection's setting, the sealed lid that cooperation box top was equipped with, can be convenient for detach the inlet pipe from sealed lid top, be convenient for open sealed lid, thereby the basket that will gather materials takes out, through the setting through quick detach bolt looks fixed connection between collection basket and the rotary drum, the handle that the cooperation basket top was equipped with that gathers materials, can be convenient for the fixed of collection basket with dismantle and take out from the box in, collect excrement and urine after the processing is accomplished, through positive articulated sealing door of rose box, the filtration frame of pegging graft in the rose box is cooperated in the activity, can be convenient for wash and change internal active carbon to filtering the frame.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 2 is a schematic view of the overall front view structure of the present invention;
FIG. 3 is a schematic view of the overall top view structure of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1;
FIG. 5 is a schematic view of the three-dimensional structure of the material collecting basket of the present invention;
fig. 6 is a schematic view of the three-dimensional structure of the rotary drum of the present invention.
In the figure: 1. a box body; 2. a manure pump; 3. a material pumping pipe; 4. a feed pipe; 41. fixing a sleeve; 5. a sealing cover; 51. a feed inlet; 6. a water storage tank; 61. a water outlet pipe; 62. a valve; 7. a fixed cylinder; 71. a limiting groove; 8. rotating the sleeve; 9. a rotating drum; 91. a water outlet hole; 92. a limiting structure; 10. a motor; 11. a collecting basket; 111. a handle; 12. a quick release bolt; 13. a filter box; 131. a sealing door; 14. a first connecting pipe; 15. a filter frame; 16. an air outlet pipe; 17. a deodorizing device; 18. an exhaust fan; 19. a second connecting pipe; 20. an ultraviolet disinfection lamp; 201. a sealing cover; 21. and (4) an observation window.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-6, the device for collecting and treating feces in pig house for livestock breeding of the present invention comprises a housing 1, a feces pumping machine 2 is fixedly connected to the center of the top of the housing 1 and near the left side, a material pumping pipe 3 is fixedly connected to the left side of the feces pumping machine 2, a material feeding pipe 4 is fixedly connected to the right side of the feces pumping machine 2, a sealing cover 5 is hinged to the center of the top of the housing 1, a water storage tank 6 is fixedly connected to the bottom of the housing 1, a fixed cylinder 7 is fixedly connected to the center of the top of the inner wall of the housing 1, a rotating sleeve 8 is fixedly connected to the center of the bottom of the inner wall of the fixed cylinder 7, a rotating cylinder 9 is rotatably connected to the top of the rotating sleeve 8, a motor 10 is fixedly connected to the center of the bottom of the fixed cylinder 7 and the rotating sleeve 8, a material collecting basket 11 is movably inserted in the rotating cylinder 9, a filter box 13 is fixedly connected, the right side at the top of the filter box 13 is communicated with the left side at the bottom of the fixed cylinder 7 through a first connecting pipe 14, the left side at the bottom of the filter box 13 is communicated with the left side at the top of the water storage tank 6 through a second connecting pipe 19, a filter frame 15 is movably inserted at a position close to the bottom inside the filter box 13, and ultraviolet disinfection lamps 20 are fixedly connected to the top of the inner wall of the water storage tank 6 at equal intervals along the horizontal direction.
The fixed cover 41 of the position department fixedly connected with on the surface of the inlet pipe 4 and near the bottom, the top fixedly connected with feed inlet 51 of the sealed lid 5, fixed cover 41 and feed inlet 51 looks threaded connection, this structural setting can be convenient for dismantle the inlet pipe 4 from the sealed lid 5 top, is convenient for open sealed lid 5.
The central authorities in storage water tank 6 right side and the position department fixedly connected with outlet pipe 61 that is close to the bottom, the fixed surface of outlet pipe 61 is connected with valve 62, the top fixedly connected with sealed cowling 201 of storage water tank 6 inner wall, and this structure setting can pass through outlet pipe 61 with the excrement water after the disinfection in the storage water tank 6 and discharge, can be used to the farmland and water.
Apopore 91 has evenly been seted up on the surface of rotary drum 9, and the top fixedly connected with limit structure 92 of rotary drum 9, spacing groove 71 has been seted up at the top of fixed section of thick bamboo 7 inner wall, and limit structure 92's surface is laminated mutually with spacing groove 71's inner wall, and this structure setting can make rotary drum 9 move rotatoryly more stable, has increased the stability of device.
The mesh has been seted up on collection basket 11 surface, the equal fixedly connected with handle 111 in central authorities of the 11 top left and right sides of basket that gathers materials, the left and right sides of the 11 inner walls of basket that gathers materials and the equal activity of position department that is close to the top are pegged graft and are had quick detach bolt 12, two quick detach bolt 12 respectively with the 9 inner walls left and right sides of rotary drum and the position department looks threaded connection that is close to the top, this structure sets up, can be convenient for collection basket 11 fixed with dismantle and take out from box 1 in, collect the excrement and urine after the completion of handling.
The left side of rose box 13 and the position department fixedly connected with outlet duct 16 that is close to the top, 1 fixedly connected with air exhauster 18 of box is passed in the left side of outlet duct 16, the fixed surface of outlet duct 16 is connected with deodorizing device 17, rose box 13 is positive left side articulated to have sealing door 131, it is filled with active carbon to filter frame 15 intussuseption, this structure sets up, can effectively absorb the foul smell gas that the liquid dung distributed out and purify, and can be convenient for wash and change the inside active carbon filter frame 15 moreover.
The fixed connection of position department observation window 21 that box 1 openly central authorities just are close to the top, and observation window 21 is transparent toughened glass, and box 1 bottom just is close to the position department activity on right side and pegs graft and have the storage tank, and this structure setting is convenient for observe the inside condition of box 1 and deposit some instruments.
When the utility model is used, the working personnel firstly open the feces pumping machine 2, the feces can sequentially pump the material pipe 3, the material inlet pipe 4 and the material inlet 51 under the action of the feces pumping machine 2, enter the box body 1, then observe the feces in the collecting basket 11 through the observation window 21 to be filled with the feces, then close the feces pumping machine 2, then open the motor 10, the exhaust fan 18 and the ultraviolet disinfection lamp 20, so that the motor 10 drives the rotary drum 9 and the collecting basket 11 to rotate together, the feces can pass through the mesh holes arranged on the collecting basket 11 under the action of centrifugal force, the feces can pass through the water outlet hole 91 arranged on the surface of the rotary drum 9 to enter the fixed drum 7, then enter the filter box 13 through the first connecting pipe 14, the odor gas volatilized by the feces water pump 18 through the air outlet pipe 16 to be pumped into the deodorizing device 17, the odor gas is purified and absorbed and then discharged into the air, after being filtered and adsorbed by the activated carbon arranged in the filter frame 15, the liquid dung enters the water storage tank 6 through the second connecting pipe 19, is disinfected by the ultraviolet disinfection lamp 20, and then can be discharged through the water outlet pipe 61 for irrigating crops.
After the excrement is separated in a dry-wet mode, a worker firstly closes the motor 10, the exhaust fan 18 and the ultraviolet disinfection lamp 20, then unscrews the fixing sleeve 41 from the feeding hole 51, removes the feeding pipe 4 from the sealing cover 5, then opens the sealing cover 5, then unscrews the quick-release bolt 12 from the inner wall of the rotary drum 9, then holds the handle 111 by the worker to pull the collecting basket 11 out of the box body 1, and collects dried excrement after treatment.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (7)

1. The utility model provides a livestock-raising pig house excrement and urine collection processing apparatus, includes box (1), its characterized in that: the excrement pumping machine is characterized in that an excrement pumping machine (2) is fixedly connected to the center of the top of the box body (1) and close to the left side, a pumping pipe (3) is fixedly connected to the left side of the excrement pumping machine (2), a feeding pipe (4) is fixedly connected to the right side of the excrement pumping machine (2), a sealing cover (5) is hinged to the center of the top of the box body (1), a water storage tank (6) is fixedly connected to the bottom of the box body (1), a fixed cylinder (7) is fixedly connected to the center of the top of the inner wall of the box body (1), a rotating sleeve (8) is fixedly connected to the center of the bottom of the inner wall of the fixed cylinder (7), a rotating cylinder (9) is rotatably connected to the top of the rotating sleeve (8), a motor (10) is fixedly connected to the center of the bottom of the fixed cylinder (7), and the output end of the motor (10), the inside activity of rotary drum (9) is pegged graft and is had a collecting basket (11), box (1) inner wall bottom just is close to left position department fixedly connected with rose box (13), be linked together through first connecting pipe (14) between the right side at rose box (13) top and fixed cylinder (7) bottom left side, be linked together through second connecting pipe (19) between rose box (13) bottom left side and storage water tank (6) top left side, rose box (13) inside just is close to the position department activity of bottom and is pegged graft and have filter frame (15), storage water tank (6) inner wall's top is along equidistant fixedly connected with ultraviolet ray disinfection lamp (20) of horizontal direction.
2. The livestock breeding pigsty manure collecting and processing device according to claim 1, characterized in that: the feeding pipe (4) surface just is close to the fixed cover of position department fixedly connected with (41) of bottom, the top fixedly connected with feed inlet (51) of sealed lid (5), fixed cover (41) and feed inlet (51) looks threaded connection.
3. The livestock breeding pigsty manure collecting and processing device according to claim 1, characterized in that: the water storage tank is characterized in that a water outlet pipe (61) is fixedly connected to the center of the right side of the water storage tank (6) and is close to the bottom, a valve (62) is fixedly connected to the surface of the water outlet pipe (61), and a sealing cover (201) is fixedly connected to the top of the inner wall of the water storage tank (6).
4. The livestock breeding pigsty manure collecting and processing device according to claim 1, characterized in that: the surface of the rotary drum (9) is uniformly provided with water outlet holes (91), the top of the rotary drum (9) is fixedly connected with a limiting structure (92), the top of the inner wall of the fixed drum (7) is provided with a limiting groove (71), and the surface of the limiting structure (92) is attached to the inner wall of the limiting groove (71).
5. The livestock breeding pigsty manure collecting and processing device according to claim 1, characterized in that: the surface of the collecting basket (11) is provided with meshes, the central parts of the left side and the right side of the top of the collecting basket (11) are fixedly connected with handles (111), the positions, close to the top, of the left side and the right side of the inner wall of the collecting basket (11) are movably inserted with quick-release bolts (12), and the quick-release bolts (12) are in threaded connection with the positions, close to the top, of the left side and the right side of the inner wall of the rotary drum (9) respectively.
6. The livestock breeding pigsty manure collecting and processing device according to claim 1, characterized in that: rose box (13) left side and the position department fixedly connected with outlet duct (16) that is close to the top, box (1) fixedly connected with air exhauster (18) are passed in the left side of outlet duct (16), the fixed surface of outlet duct (16) is connected with deodorizing device (17), rose box (13) positive left side articulates there is sealing door (131), filter frame (15) intussuseption is filled with active carbon.
7. The livestock breeding pigsty manure collecting and processing device according to claim 1, characterized in that: the box body (1) is characterized in that an observation window (21) is fixedly connected to the position, close to the top, in the center of the front face of the box body (1), the observation window (21) is made of transparent toughened glass, and a storage box is movably inserted into the position, close to the right side, in the bottom of the box body (1).
CN202020998776.8U 2020-06-04 2020-06-04 Livestock-raising pig house excrement and urine collection processing apparatus Expired - Fee Related CN212293156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020998776.8U CN212293156U (en) 2020-06-04 2020-06-04 Livestock-raising pig house excrement and urine collection processing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020998776.8U CN212293156U (en) 2020-06-04 2020-06-04 Livestock-raising pig house excrement and urine collection processing apparatus

Publications (1)

Publication Number Publication Date
CN212293156U true CN212293156U (en) 2021-01-05

Family

ID=73940327

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020998776.8U Expired - Fee Related CN212293156U (en) 2020-06-04 2020-06-04 Livestock-raising pig house excrement and urine collection processing apparatus

Country Status (1)

Country Link
CN (1) CN212293156U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112868539A (en) * 2021-01-13 2021-06-01 姜秋洁 Manipulator clamp for pipeline plugging robot
CN113383711A (en) * 2021-05-20 2021-09-14 肖洋 Pig house excrement and urine collection device with do wet separation function
CN115024277A (en) * 2022-07-01 2022-09-09 贵州大学 Sansui duck farm with automatic circulating disinfection function and breeding method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112868539A (en) * 2021-01-13 2021-06-01 姜秋洁 Manipulator clamp for pipeline plugging robot
CN113383711A (en) * 2021-05-20 2021-09-14 肖洋 Pig house excrement and urine collection device with do wet separation function
CN115024277A (en) * 2022-07-01 2022-09-09 贵州大学 Sansui duck farm with automatic circulating disinfection function and breeding method thereof
CN115024277B (en) * 2022-07-01 2024-02-27 贵州大学 Automatic circulation disinfection Sansui duck culturing farm and culturing method thereof

Similar Documents

Publication Publication Date Title
CN212293156U (en) Livestock-raising pig house excrement and urine collection processing apparatus
CN110314919B (en) Kitchen garbage treatment device of environmental protection
CN210457778U (en) Sewage treatment device capable of reducing odor emission
CN206927736U (en) A kind of Pig farm wastewater processing unit
CN108834918A (en) A kind of pouity dwelling place with air depositing dust deodorization functions
CN112495996A (en) Garbage disposal device with dry-wet classification mechanism
CN112479749B (en) Excrement and urine biological drying fertilizer equipment
CN210171110U (en) Gas conveying device for environmental protection equipment
CN208642228U (en) Deodorization device for kitchen degradation equipment organic waste efficient sterilizing
CN208949086U (en) A kind of small towns single household compact sewage treatment equipment
CN215324537U (en) Medical science laboratory detects waste water storage device
CN110201513A (en) A kind of biological deodorizing device and its deodorization process
CN207619232U (en) A kind of septic tank contamination disinfection unit
CN216878425U (en) Circulating ventilation device for treating cultivation waste
CN215517027U (en) Pearl mussel breeding wastewater treatment device
CN214131882U (en) Comprehensive treatment and utilization device for traditional Chinese medicine residue waste
CN214133275U (en) Medical waste treatment equipment of rural medical institution
CN212315806U (en) Kitchen wastewater treatment device
CN209024369U (en) It is a kind of can be with the sewage disposal device of deodorization
CN211035604U (en) Vertical low-energy-consumption internal circulation integrated sewage treatment equipment
CN210163279U (en) A device for domestic sewage treatment
CN209923098U (en) Sewage filtering and sterilizing device
CN112470947A (en) Fragrant pig breeding shed self-cleaning device
CN211274076U (en) Combined waste gas treatment equipment
CN218620535U (en) Environment-friendly sewage treatment plant

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210105