CN216366901U - Excrement-water separation device for livestock breeding - Google Patents
Excrement-water separation device for livestock breeding Download PDFInfo
- Publication number
- CN216366901U CN216366901U CN202122691210.8U CN202122691210U CN216366901U CN 216366901 U CN216366901 U CN 216366901U CN 202122691210 U CN202122691210 U CN 202122691210U CN 216366901 U CN216366901 U CN 216366901U
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- China
- Prior art keywords
- baffle
- outer box
- guide plate
- box
- material receiving
- 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
Links
- 238000000926 separation method Methods 0.000 title claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 238000009395 breeding Methods 0.000 title claims abstract description 18
- 230000001488 breeding effect Effects 0.000 title claims abstract description 18
- 244000144972 livestock Species 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 53
- 210000003608 fece Anatomy 0.000 claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000003860 storage Methods 0.000 claims description 14
- 239000010871 livestock manure Substances 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 210000002700 urine Anatomy 0.000 description 20
- 230000002550 fecal effect Effects 0.000 description 6
- 239000003895 organic fertilizer Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 244000144977 poultry Species 0.000 description 4
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
Images
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- Housing For Livestock And Birds (AREA)
Abstract
The utility model belongs to the technical field of breeding equipment, and particularly relates to a liquid dung separating device for livestock breeding, which comprises an outer box body, wherein the top of the outer box body is provided with a feed inlet, the top of the feed inlet is provided with a hopper, the bottom of the outer box body is provided with a support column, the inner wall of the outer box body is fixedly connected with a guide plate, the bottom of the guide plate is provided with a guide plate, the bottom of the outer box body and the tail end of the guide plate are provided with a material receiving box, the top of the material receiving box and the bottom of the outer box body are provided with a leakage groove in a penetrating way, the bottom of the leakage groove is provided with a first material receiving barrel, a separating box is arranged in the outer box body and below the guide plate, the separating device is arranged in the separating box, the liquid dung entering the outer box body is subjected to preliminary separation through the guide plate, the liquid dung after the preliminary separation is poured into the separating box through the guide plate, and the separating device is arranged in the separating box, can separate the liquid dung in the excrement again, further reduce the water content in the excrement.
Description
Technical Field
The utility model belongs to the technical field of culture equipment, and particularly relates to a liquid dung separating device for livestock culture.
Background
In recent years, the development of livestock and poultry breeding is accelerated by economic development, so that a large amount of livestock and poultry manure is generated, the environment is polluted, and the sustainable development of the breeding industry is influenced, the large-scale breeding production is predominant at present, the manure treatment process of the farms is particularly important, along with the attention of the country to environmental protection, breeding enterprises have to face the pressure of environmental protection policies of all breeding links, the poultry manure contains rich nutrient components and trace elements, if the treatment is proper, waste can be changed into valuable, the waste can be converted into good organic fertilizer, the organic fertilizer can be used as feed for aquaculture, the organic fertilizer can be used for improving soil and increasing organic matters and soil fertility when the organic fertilizer is used for farmlands, and the organic fertilizer can be used as base fertilizer for rice and wheat, so that the economic benefit is increased; on the contrary, if the treatment is not proper, not only the surrounding environment is seriously polluted, but also the epidemic diseases of livestock and poultry are possibly caused and even the diseases spread to human beings, so that the dung and water are required to be separated in the farm.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fecal water separating device for livestock breeding, wherein the fecal water entering an outer box body is primarily separated through a guide plate, the fecal water after primary separation is poured into a separating box through the guide plate, and the separating device is arranged in the separating box, so that the fecal water in the fecal can be separated again, and the water content in the fecal can be further reduced.
The utility model provides the following technical scheme: the utility model provides a liquid dung separator for livestock-raising, includes outer box, the feed inlet has been seted up at the top of outer box, the top of feed inlet is provided with the hopper, the bottom of outer box is provided with the support column, the inner wall fixedly connected with baffle of outer box, the bottom of baffle is provided with the guide plate, the bottom of outer box and the end that is located the baffle are provided with and connect the workbin, connect the top of workbin and the bottom of outer box to link up and seted up the small opening groove, the bottom of small opening groove is provided with first material receiving barrel, the inside of outer box and the below that is located the baffle are provided with the separator box, the inside of separator box is provided with separator, separator includes push pedal, slide bar, spring, baffle, first pneumatic cylinder, second material receiving barrel and third material receiving barrel.
Wherein, the front and back side walls of the separation box are both provided with sliding grooves, the inside of the sliding grooves is connected with a baffle and a push plate in a sliding way, the right side of the push plate is fixedly connected with a connecting rod, the connecting rod penetrates through the right side wall of the separation box and is connected with the separation box in a sliding way, the right side of the connecting rod is provided with a first hydraulic cylinder, the right end of the first hydraulic cylinder is fixed on the side wall of the outer box body, the left side of the push plate is provided with a baffle, the left side wall of the separation box is provided with a sliding rod, the right side of the sliding rod sequentially penetrates through the outer walls of the baffle and the push plate and is fixedly connected with the right side wall of the separation box, a spring is sleeved on the outer wall of the sliding rod and positioned between the separation box and the baffle, the left end of the spring is fixedly connected with the side wall of the separation box, the right end of the spring is fixedly connected with the outer wall of the baffle, the bottom of the separation box is positioned below the spring and is provided with a discharging opening, a second material receiving barrel is arranged below the feed opening, the second material receiving barrel penetrates through the bottom of the outer box body and extends to the lower portion of the outer box body, a plurality of leakage holes are formed in the bottom of the separation box and are positioned on the baffle and the push plate, screen cloth is fixedly connected to the upper portion of each leakage hole, a third material receiving barrel is arranged below the screen cloth, and a third material receiving channel penetrates through the bottom of the outer box body and extends to the lower portion of the outer box body; excrement and urine is through after the initial segregation on the baffle, in leading-in the separator box along the baffle, fall between baffle and the push pedal, through making first pneumatic cylinder move left, drive connecting rod and push pedal move left, push away excrement and urine in the separator box and extrude to baffle department, water in the excrement and urine drips through the screen cloth under the extrusion of push pedal and baffle and connects in the storage bucket of third, simultaneously under the elastic action of spring, the baffle is being pushed by excrement and urine and push pedal and is moving to feed opening department, when the feed opening, excrement and urine falls in the second connects the storage bucket from the feed opening.
The bottom of the guide plate is provided with a fixed block above the spring, the bottom of the fixed block is provided with a second hydraulic cylinder, the bottom of the second hydraulic cylinder is provided with a limiting rod, the left side of the fixed block is provided with an inductor, and the inductor is electrically connected with the second hydraulic cylinder; when the baffle and excrement and urine are promoted through the inductor in the push pedal, the second pneumatic cylinder downstream drives the gag lever post downstream, stops on the right side of baffle, and first pneumatic cylinder moves right simultaneously, drives the push pedal and moves right, makes the push pedal keep away from the baffle, can let the excrement and urine of pressing from both sides between baffle and the push pedal fall down, then second pneumatic cylinder upward movement removes the gag lever post and to the spacing of baffle, makes the baffle reset under the elastic action of spring.
The front side and the rear side of the right end of the guide plate are provided with guide plates; through setting up the stock guide, can make excrement and urine fall in the separator box along the stock guide.
Wherein, a plurality of meshes are arranged on the plate body of the guide plate; the mesh has been seted up on the baffle, and excrement and urine falls on the baffle from the feed inlet, and when along the baffle landing, hydroenergy in the excrement and urine can carry out the initial gross separation to excrement and urine and liquid dung on the guide plate from the mesh drippage, leads to the receiving box along the guide plate again.
The bottom of the material receiving box is provided with an inclined water guide plate, and the leakage groove is formed between the water guide plate and the front side wall of the material receiving box; the liquid dung obtained through the primary separation falls into the material receiving box, and is guided into the first material receiving barrel under the action of the inclined water guide plate.
Handles are arranged on the front side wall and the rear side wall of each of the first material receiving barrel, the second material receiving barrel and the third material receiving channel; through setting up the handle, can be convenient for connect first storage bucket, second to connect storage bucket and third to connect the storage bucket to shift out from the bottom of outer box.
The sliding rod is respectively connected with the baffle plate and the push plate in a sliding manner; the baffle can be pushed to slide in the separation box under the pushing of the first hydraulic cylinder by the push plate, and the baffle can reset under the elastic action of the spring.
The utility model has the beneficial effects that: the liquid dung is placed into the outer box body from the feeding hole, the liquid dung entering the outer box body falls onto the guide plate, the liquid dung in the liquid dung drips on the guide plate through the meshes on the guide plate, then is guided into the inverted material receiving box through the guide plate, and is guided into the first material receiving barrel below the material receiving box under the action of the inclined water guide plate, so that the preliminary separation of the liquid dung is completed;
simultaneously, excrement subjected to preliminary separation is guided into the separation box along the guide plate and falls between the baffle and the push plate, the first hydraulic cylinder is driven to move leftwards to drive the connecting rod and the push plate to move leftwards, the excrement in the separation box is pushed to be extruded to the baffle, water in the excrement is dripped into the third material receiving barrel through the mesh under the extrusion of the push plate and the baffle, meanwhile, under the elastic action of the spring, the baffle is pushed to move towards the discharge port by the excrement and the push plate, the excrement falls into the second material receiving barrel from the discharge port when passing through the discharge port, the baffle and the excrement are pushed by the push plate to continuously move leftwards, when the baffle passes through the inductor, the second hydraulic cylinder moves downwards to drive the limiting rod to move downwards to block the right side of the baffle, meanwhile, the first hydraulic cylinder moves rightwards to drive the push plate to move rightwards to keep the push plate away from the baffle, and the excrement clamped between the baffle and the push plate can fall down, then the second pneumatic cylinder upward movement removes the spacing of gag lever post to the baffle, makes the baffle reset under the elastic action of spring, carries out the liquid dung separation of next time again, through set up the handle on first connect storage bucket, second connect storage bucket and third connect the storage bucket, when waiting to connect the workbin, can be convenient for with first connect storage bucket, second connect storage bucket and third to connect the storage bucket to shift out from the bottom of outer box.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic cross-sectional plan view of the present invention;
FIG. 4 is a schematic cross-sectional perspective view of the present invention;
FIG. 5 is a schematic top view of the present invention with the outer housing, guide plate and baffle removed;
FIG. 6 is a schematic view showing the structure of a separation tank and a separation apparatus according to the present invention.
In the figure: 1. an outer case; 2. a feed inlet; 3. a hopper; 4. a support pillar; 5. a guide plate; 6. a baffle; 7. a material receiving box; 8. a leak groove; 9. a first receiving bucket; 10. a separation tank; 11. a separation device; 12. pushing the plate; 13. a slide bar; 14. a spring; 15. a baffle plate; 16. a first hydraulic cylinder; 17. a second receiving bucket; 18. a third receiving bucket; 19. a handle; 20. a chute; 21. a connecting rod; 22. a feeding port; 23. screen cloth; 24. a fixed block; 25. a second hydraulic cylinder; 26. a limiting rod; 27. an inductor; 28. a material guide plate; 29. mesh openings; 30. a water guide plate.
Detailed Description
Referring to fig. 1-6, the present invention provides the following technical solutions: a liquid dung separating device for livestock breeding comprises an outer box body 1, wherein the top of the outer box body 1 is provided with a feeding hole 2, the top of the feed inlet 2 is provided with a hopper 3, the bottom of the outer box 1 is provided with a support column 4, the inner wall of the outer box body 1 is fixedly connected with a guide plate 5, the bottom of the guide plate 5 is provided with a guide plate 6, a material receiving box 7 is arranged at the bottom of the outer box body 1 and at the tail end of the guide plate 5, a leakage groove 8 is arranged at the top of the material receiving box 7 and the bottom of the outer box body 1 in a penetrating way, a first receiving barrel 9 is arranged at the bottom of the leakage groove 8, a separation box 10 is arranged in the outer box body 1 and below the guide plate 5, the separation box 10 is internally provided with a separation device 11, and the separation device 11 comprises a push plate 12, a slide rod 13, a spring 14, a baffle 15, a first hydraulic cylinder 16, a second receiving barrel 17 and a third receiving barrel 18.
The separation box comprises a separation box 10, a chute 20 is formed in the front side wall and the rear side wall of the separation box 10, a baffle 15 and a push plate 12 are connected in the chute 20 in a sliding mode, a connecting rod 21 is fixedly connected to the right side of the push plate 12, the connecting rod 21 penetrates through the right side wall of the separation box 10 and is connected with the separation box 10 in a sliding mode, a first hydraulic cylinder 16 is arranged on the right side of the connecting rod 21, the right end of the first hydraulic cylinder 16 is fixed to the side wall of an outer box 1, the baffle 15 is arranged on the left side of the push plate 12, a sliding rod 13 is arranged on the left side wall of the separation box 10, the right side of the sliding rod 13 penetrates through the outer walls of the baffle 15 and the push plate 12 in sequence and is fixedly connected with the right side wall of the separation box 10, a spring 14 is sleeved on the outer wall of the sliding rod 13 and located between the separation box 10 and the baffle 15, the left end of the spring 14 is fixedly connected with the side wall of the separation box 10, and the right end of the spring 14 is fixedly connected with the outer wall of the baffle 15, a feed opening 22 is formed in the bottom of the separation box 10 and below the spring 14, a second material receiving barrel 17 is arranged below the feed opening 22, the second material receiving barrel 17 penetrates through the bottom of the outer box body 1 and extends to the lower side of the outer box body 1, a plurality of leakage holes are formed in the bottom of the separation box 10 and below the baffle 15 and the push plate 12, mesh cloth 23 is fixedly connected to the upper portions of the leakage holes, a third material receiving barrel 18 is arranged below the mesh cloth 23, and the third material receiving barrel penetrates through the bottom of the outer box body 1 and extends to the lower side of the outer box body 1; excrement is through after the initial separation on baffle 5, in leading-in separator box 10 along baffle 5, fall between baffle 15 and push pedal 12, through making first pneumatic cylinder 16 move left, drive connecting rod 21 and push pedal 12 move left, push away the excrement and urine in separator box 10 and extrude to baffle 15 department, water in the excrement and urine drops in third material receiving barrel 18 through screen cloth 23 under the extrusion of push pedal 12 and baffle 15, simultaneously under the elastic action of spring 14, baffle 15 is pushed by excrement and urine and push pedal 12 and is moved to feed opening 22 department, when through feed opening 22, excrement and urine falls in second material receiving barrel 17 from feed opening 22.
A fixed block 24 is arranged at the bottom of the guide plate 5 and above the spring 14, a second hydraulic cylinder 25 is arranged at the bottom of the fixed block 24, a limit rod 26 is arranged at the bottom of the second hydraulic cylinder 25, an inductor 27 is arranged at the left side of the fixed block 24, and the inductor 27 is electrically connected with the second hydraulic cylinder 25; when baffle 15 and excrement and urine are being promoted at push pedal 12 and are passing through inductor 27, second pneumatic cylinder 25 downstream, driving gag lever post 26 downstream, block the right side at baffle 15, first pneumatic cylinder 16 moves to the right simultaneously, driving push pedal 12 and moving to the right, make push pedal 12 keep away from baffle 15, can let the excrement and urine of pressing from both sides between baffle 15 and the push pedal 12 fall, then second pneumatic cylinder 25 upward movement, it is spacing to baffle 15 to relieve gag lever post 26, make baffle 15 reset under spring 14's elastic action.
The front side and the rear side of the right end of the guide plate 5 are provided with guide plates 28; by providing the guide plate 28, the excrements can be dropped along the guide plate 28 into the separation tank 10.
A plurality of meshes 29 are formed in the plate body of the guide plate 5; the mesh 29 is arranged on the guide plate 5, excrement falls on the guide plate 5 from the feed inlet 2, and when the excrement slides down along the guide plate 5, water in the excrement can drip on the guide plate 6 from the mesh 29, so that the excrement and the liquid dung can be preliminarily separated, and then the excrement and the liquid dung are guided into the material receiving box 7 along the guide plate 6.
The bottom of the material receiving box 7 is provided with an inclined water guide plate 30, and the leakage groove 8 is arranged between the water guide plate 30 and the front side wall of the material receiving box 7; the liquid dung obtained by the preliminary separation falls into the material receiving box 7, and is guided into the first material receiving barrel 9 under the action of the inclined water guide plate 30.
The sliding rod 13 is respectively connected with the baffle 15 and the push plate 12 in a sliding manner; it can be achieved that the push plate 12 pushes the baffle 15 to slide in the separation box 10 under the push of the first hydraulic cylinder 16, and the baffle 15 can be reset under the elastic action of the spring 14.
The working principle and the using process of the utility model are as follows: when the device is used, liquid dung is put into the outer box body 1 from the feeding hole 2, the liquid dung entering the outer box body 1 falls onto the guide plate 5, the liquid dung in the liquid dung drips onto the guide plate 6 through the mesh 29 on the guide plate 5, then is guided into the material reversing box 7 through the guide plate 6, under the action of the inclined water guide plate 30, the liquid dung is guided into the first material receiving barrel 9 below the material receiving box 7, meanwhile, the liquid dung is guided into the separating box 10 along the guide plate 5 and falls between the baffle plate 15 and the push plate 12, the first hydraulic cylinder 16 moves leftwards, the connecting rod 21 and the push plate 12 are driven to move leftwards, the liquid dung in the separating box 10 is pushed to be extruded to the baffle plate 15, the water in the liquid dung is dripped into the third material receiving barrel 18 through the mesh 23 under the extrusion of the push plate 12 and the baffle plate 15, and simultaneously, under the elastic action of the spring 14, the baffle plate 15 is pushed to move to the feeding hole 22 by the liquid dung and the push plate 12, when passing through the feed opening 22, the excrement and urine falls into the second receiving barrel 17 from the feed opening 22, the push plate 12 pushes the baffle 15 and the excrement and urine to move leftwards continuously, when the baffle 15 passes through the sensor 27, the second hydraulic cylinder 25 moves downwards, the limiting rod 26 is driven to move downwards, the right side of the baffle 15 is blocked, meanwhile, the first hydraulic cylinder 16 moves rightwards, the push plate 12 is driven to move rightwards, the baffle 15 is far away from the push plate 12, the excrement and urine clamped between the baffle 15 and the push plate 12 can fall down, then the second hydraulic cylinder 25 moves upwards, the limit of the limiting rod 26 on the baffle 15 is released, the baffle 15 is reset under the elastic action of the spring 14, and the next excrement and water separation is performed.
Claims (8)
1. The utility model provides a liquid dung separator for livestock-raising which characterized in that: including the outer box, the feed inlet has been seted up at the top of outer box, the top of feed inlet is provided with the hopper, the bottom of outer box is provided with the support column, the inner wall fixedly connected with baffle of outer box, the bottom of baffle is provided with the guide plate, the bottom of outer box and the end that is located the baffle are provided with and connect the workbin, connect the top of workbin and the bottom of outer box to link up and seted up the small opening groove, the bottom of small opening groove is provided with first material receiving barrel, the inside of outer box and the below that is located the baffle are provided with the separator box, the inside of separator box is provided with separator, separator includes push pedal, slide bar, spring, baffle, first pneumatic cylinder, second material receiving barrel and third material receiving barrel.
2. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: the separation box comprises a separation box body, a baffle plate, a push plate, a connecting rod, a slide bar, a spring, a connecting rod, a baffle plate, a spring, a connecting rod, a first hydraulic cylinder, a connecting rod, a first hydraulic cylinder, a second hydraulic cylinder, a connecting rod, a spring, a connecting rod, a spring, a lower material port, a lower material inlet, a lower material outlet, the below of feed opening is provided with the second and connects the storage bucket, the second connects the storage bucket to run through the bottom of outer box and extend to the below of outer box, the bottom of separator box just is located baffle and push pedal and has seted up a plurality of small openings, the top fixedly connected with screen cloth of small opening, the below of screen cloth is provided with the third and connects the storage bucket, the third connects the material expert to run through the bottom of outer box and extend to the below of outer box.
3. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: the bottom of baffle and the top that is located the spring are provided with the fixed block, the bottom of fixed block is provided with the second pneumatic cylinder, the bottom of second pneumatic cylinder is provided with the gag lever post, the left side of fixed block is provided with the inductor, inductor and second pneumatic cylinder electric connection.
4. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: guide plates are arranged on the front side and the rear side of the right end of the guide plate.
5. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: the plate body of the guide plate is provided with a plurality of meshes.
6. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: the bottom of the material receiving box is provided with an inclined water guide plate, and the leakage groove is formed between the water guide plate and the front side wall of the material receiving box.
7. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: the first material receiving barrel, the second material receiving barrel and the third material receiving barrel are respectively provided with a handle on the front side wall and the rear side wall.
8. The liquid manure separation device for livestock breeding according to claim 1, characterized in that: the slide bar is respectively connected with the baffle and the push plate in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122691210.8U CN216366901U (en) | 2021-11-05 | 2021-11-05 | Excrement-water separation device for livestock breeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122691210.8U CN216366901U (en) | 2021-11-05 | 2021-11-05 | Excrement-water separation device for livestock breeding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216366901U true CN216366901U (en) | 2022-04-26 |
Family
ID=81249111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122691210.8U Expired - Fee Related CN216366901U (en) | 2021-11-05 | 2021-11-05 | Excrement-water separation device for livestock breeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216366901U (en) |
-
2021
- 2021-11-05 CN CN202122691210.8U patent/CN216366901U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |