CN112021266A - Fishing method capable of appointing to catch fishes of various sizes - Google Patents
Fishing method capable of appointing to catch fishes of various sizes Download PDFInfo
- Publication number
- CN112021266A CN112021266A CN202010884173.XA CN202010884173A CN112021266A CN 112021266 A CN112021266 A CN 112021266A CN 202010884173 A CN202010884173 A CN 202010884173A CN 112021266 A CN112021266 A CN 112021266A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- various sizes
- fishing
- wheel
- fish
- 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.)
- Withdrawn
Links
- 241000251468 Actinopterygii Species 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 210000003437 trachea Anatomy 0.000 claims description 3
- 238000005188 flotation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000000903 blocking effect Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 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
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- A01K79/00—Methods or means of catching fish in bulk not provided for in groups A01K69/00 - A01K77/00, e.g. fish pumps; Detection of fish; Whale fishery
-
- 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
- A01K61/00—Culture of aquatic animals
- A01K61/90—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination
- A01K61/95—Sorting, grading, counting or marking live aquatic animals, e.g. sex determination specially adapted for fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
The invention relates to the technical field of fishing equipment and discloses a fishing method capable of capturing fishes of various sizes in a specified mode. According to the fishing method capable of capturing fishes of various sizes in an appointed mode, the screw rod is rotated, the water flow pipe is opened, the screw rod drives the supporting plate to move, the supporting plate drives the driving wheel to rotate, the driving wheel drives the speed adjusting wheel to rotate, the speed adjusting wheel drives the worm to rotate, the worm drives the worm wheel to rotate, and the worm wheel and the water wheel are matched for use, so that the effect of controlling the size of the fishes to be caught is achieved.
Description
Technical Field
The invention relates to the technical field of fishing equipment, in particular to a fishing method capable of appointing to catch fishes of various sizes.
Background
Fishing is a production activity for capturing economic aquatic animals by using a fishing tool, is the most important component of the aquaculture industry, and commonly used fishing methods are fishing machines such as fishing nets, fishing lines, fishing hooks, electric fishing, fishing medicines and the like.
The existing fishing mode can not be used for capturing mature big fish pertinently, the fry of the fishes can be always caught together, the waste can be caused, the yield of the fishes is influenced, the fishes can be injured when being caught simultaneously, and the storage, the transportation and the fish quality in the later period are influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a fishing method capable of capturing fishes of various sizes in a specified manner, which has the advantages of capability of controlling the size of the fishes to be captured, no fish injury caused by the capturing, good capturing effect and the like, and solves the problems that the seedlings of the fishes are captured together, the waste is caused, and the fishes are injured during the capturing.
(II) technical scheme
In order to realize the purposes of controlling the size of the caught fish, preventing the fish from being injured during catching and having good catching effect, the invention provides the following technical scheme: a fishing method capable of capturing fishes of various sizes in an appointed mode comprises a floating box, a screw rod is inserted into the top of the floating box in a plugging mode, a supporting plate is sleeved on the outer side of the screw rod, a driving wheel is fixedly connected to the bottom of the supporting plate, a speed regulating wheel is fixedly connected to the inner bottom of the floating box, a worm is inserted into the inner bottom of the floating box in a plugging mode, a worm wheel is meshed on the right side of the worm, a water wheel is fixedly connected to the back face of the worm wheel, a water tank is fixedly connected to the bottom of the floating box, a guide pipe is fixedly connected to the inside of the water tank, a water flow pipe is inserted into the left side of the water tank in a plugging mode, a blocking rod is movably connected to the inner wall of the water flow pipe, a buffer spring is fixedly connected to one side, close to the inner wall of the water flow pipe, a fish box is connected to the right side of the, the top fixedly connected with piston of fixed spring, the trachea has been pegged graft in the left side of gasbag, the inside sliding connection of stand pipe has the rack, the right side fixedly connected with reset spring of rack, the bottom meshing of rack has the valve, the inside sliding connection of stand pipe has inhales the piece.
Preferably, the inner bottom of the floating box is provided with a threaded hole which is matched with the screw rod for use.
Preferably, the sliding groove is formed in the right side of the floating box, so that the fish box is guaranteed to move stably.
Preferably, the supporting plate is connected to the inner part of the buoyancy tank in a sliding mode, and the supporting plate is guaranteed to move stably.
Preferably, the bottom of the speed regulating wheel is fixedly connected with a belt wheel, and the belt wheel is in transmission connection with a worm.
Preferably, the lower half part of the water flow pipe is connected to the inner wall of the water tank in a sliding mode, and is fixedly connected to the bottom of the screw rod, so that the screw rod can drive the water flow pipe to expand or contract.
Preferably, the left side of the fish box is fixedly connected with a magnetic block which is matched with the suction block for use.
Preferably, the suction block is connected with the rack box through a transmission rope, so that the suction block can drive the rack to move.
(III) advantageous effects
Compared with the prior art, the invention provides a fishing method capable of capturing fishes of various sizes in a specified manner, which has the following beneficial effects:
1. according to the fishing method capable of capturing fishes of various sizes in an appointed mode, the screw rod is rotated, the water flow pipe is opened, the screw rod drives the supporting plate to move, the supporting plate drives the driving wheel to rotate, the driving wheel drives the speed adjusting wheel to rotate, the speed adjusting wheel drives the worm to rotate, the worm drives the worm wheel to rotate, and the worm wheel and the water wheel are matched for use, so that the effect of controlling the size of the fishes to be caught is achieved.
2. This fishing method that can appoint to catch various size fishes drives the shelves pole swing through fish entering rivers pipe, and the shelves pole drives the compression of buffer spring, and during the fish got into the stand pipe this moment, rethread stand pipe and fish box's cooperation was used to reached and caught the effect that can not make the fish be injured.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a partial schematic view of a construction flywheel of the present invention;
FIG. 3 is a schematic view of a portion of a water flow tube according to the present invention;
FIG. 4 is a partially schematic view of a vent in accordance with the present invention;
FIG. 5 is an enlarged view of part A of the block diagram of FIG. 1.
In the figure: 1-buoyancy tank, 2-screw rod, 3-support plate, 4-driving wheel, 5-speed regulating wheel, 6-worm, 7-worm wheel, 8-water wheel, 9-water tank, 10-guide pipe, 11-water flow pipe, 12-gear lever, 13-buffer spring, 14-fish tank, 15-air bag, 16-exhaust pipe, 17-fixed spring, 18-piston, 19-air pipe, 20-rack, 21-reset spring, 22-suction block and 23-valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a fishing method capable of capturing fish of various sizes includes a buoyancy tank 1, the buoyancy tank 1 is hollow, the buoyancy tank 1 is ensured to float on the water surface at any time, a threaded hole is formed in the inner bottom of the buoyancy tank 1, the threaded hole is matched with a screw rod 2 for use, a sliding groove is formed in the right side of the buoyancy tank 1, a stable movement of a fish tank 14 is ensured, the screw rod 2 is inserted into the top of the buoyancy tank 1, a support plate 3 is sleeved outside the screw rod 2, the support plate 3 is slidably connected inside the buoyancy tank 1, the support plate 3 is ensured to move stably, the bottom of the support plate 3 is fixedly connected with a driving wheel 4, a speed adjusting wheel 5 is fixedly connected to the inner bottom of the buoyancy tank 1, the speed adjusting wheel 5 is divided into three stages, the number of teeth is gradually increased from top to bottom, as the gears have the same size, the number of teeth is more, the rotating speed is, the inner bottom of the buoyancy tank 1 is spliced with a worm 6, the worm 6 is made of 40Cr, the right side of the worm 6 is meshed with a worm wheel 7, the back of the worm wheel 7 is fixedly connected with a water wheel 8, the bottom of the buoyancy tank 1 is fixedly connected with a water tank 9, the inside of the water tank 9 is fixedly connected with a guide pipe 10, the left side of the water tank 9 is spliced with a water flow pipe 11, the lower half part of the water flow pipe 11 is connected with the inner wall of the water tank 9 in a sliding manner and is fixedly connected with the bottom of a screw rod 2, so that the screw rod 2 can drive the water flow pipe 11 to expand or contract, the inner wall of the water flow pipe 11 is movably connected with a stop lever 12, one side of the stop lever 12, which is close to the inner wall of the water flow pipe 11, is fixedly connected with a buffer spring 13, the right side of the buoyancy tank 1 is connected with a fish tank, exhaust pipe 16's inside fixedly connected with fixed spring 17, fixed spring 17's top fixedly connected with piston 18, it has trachea 19 to peg graft in the left side of gasbag 15, the inside sliding connection of stand pipe 10 has rack 20, rack 20's right side fixedly connected with reset spring 21, rack 20's bottom meshing has valve 23, the inside sliding connection of stand pipe 10 inhales piece 22, it passes through driving rope and 20 boxed connections of rack to inhale piece 22, it can drive rack 20 and remove to guarantee to inhale piece 22, inhale the material adoption stainless steel of piece 22, can be to attracting with magnet, be difficult to rust again.
When larger fishes need to be caught, the screw rod 2 is rotated, the screw rod 2 drives the rotation to descend under the action of a threaded hole at the bottom in the buoyancy tank 1, the screw rod 2 descends to drive the water flow pipe 11 to open, so that the big fishes can pass through, meanwhile, the screw rod 2 descends to drive the supporting plate 3 to descend, the supporting plate 3 descends to drive the driving wheel 4 to descend, the driving wheel 4 descends to be meshed with a gear below the speed regulating wheel 5, so that the speed of the speed regulating wheel 5 is accelerated, the speed of the worm 6 is accelerated through a belt wheel at the bottom, the speed of the worm 6 is accelerated to drive the worm wheel 7 to be accelerated, the speed of the worm wheel 7 drives the water wheel 8 to be accelerated, the speed of the water wheel 8 is accelerated to accelerate the water flow in the water flow pipe 11, the fishes are attracted into the water flow pipe 11 according to the habit that the fishes flow is, when fish enters the water flow pipe 11, the fish pushes the blocking rod 12 to swing upwards, when the fish passes through the water flow pipe 11, the buffering spring 13 drives the blocking rod 12 to return to the original position, at the moment, the fish cannot go out through the water flow pipe 11, the fish can enter the fish box 14 under the guidance of the guide pipe 10, the bottom of the fish box 14 is net-shaped, so that the effect of preventing the fish from being injured is achieved, when the fish needs to be fished out, the inflating device operates, the inflating device introduces gas into the air bag 15 through the air pipe 19, along with the increasing amount of the gas in the air bag 15, the buoyancy of the air bag 15 is larger than the gravity of the fish box 14, the air bag 15 drives the fish box 14 to ascend, the fish box 14 stably ascends along the chute on the right side of the buoyancy tank 1, when the magnet on the left side of the fish box 14 leaves the suction block 22, the suction block 22 does not pull the rack 20 through the transmission, the valve 23 blocks the guide pipe 10 to prevent the fish entering the guide pipe 10 from escaping, when the air bag 15 floats out of the water surface, the fish box 14 is taken down from the chute position, then the fish is taken out, the fish box 14 is put in the chute again, at the moment, the piston 18 is pressed, the piston 18 descends to enable the air bag 15 to exhaust, when the gas in the air bag 15 is exhausted and released, the exhaust pipe 16 is blocked by the piston 18 under the action of the fixed spring 17, and the water is prevented from entering.
In summary, according to the fishing method capable of capturing fishes of various sizes, the screw rod 2 is rotated, the water flow pipe 11 of the screw rod 2 is opened, meanwhile, the screw rod 2 drives the supporting plate 3 to move, the supporting plate 3 drives the driving wheel 4 to rotate, the driving wheel 4 drives the speed adjusting wheel 5 to rotate, the speed adjusting wheel 5 drives the worm 6 to rotate, the worm 6 drives the worm wheel 7 to rotate, and then the worm wheel 7 and the water wheel 8 are matched for use, so that the effect of controlling the size of the fishes to be captured is achieved. According to the fishing method capable of capturing fishes of various sizes in an appointed mode, the blocking rod 12 is driven to swing through the fish entering water flow pipe 11, the blocking rod 12 drives the buffer spring 13 to compress, at the moment, the fishes enter the guide pipe 10, the guide pipe 10 and the fish box 14 are matched for use, the effect that the fishes are not injured during fishing is achieved, and the application range is wider.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A fishing method capable of appointing to catch fish of various sizes, comprising a buoyancy tank (1), characterized in that: the top of the buoyancy tank (1) is spliced with a screw rod (2), the outer side of the screw rod (2) is sleeved with a support plate (3), the bottom of the support plate (3) is fixedly connected with a driving wheel (4), the inner bottom of the buoyancy tank (1) is fixedly connected with a speed regulating wheel (5), the inner bottom of the buoyancy tank (1) is spliced with a worm (6), the right side of the worm (6) is meshed with a worm wheel (7), the back of the worm wheel (7) is fixedly connected with a water wheel (8), the bottom of the buoyancy tank (1) is fixedly connected with a water tank (9), the inner part of the water tank (9) is fixedly connected with a guide pipe (10), the left side of the water tank (9) is spliced with a water flow pipe (11), the inner wall of the water flow pipe (11) is movably connected with a stop lever (12), one side of the stop lever (12), which is close to the inner wall, the right side sliding connection of flotation tank (1) has fish box (14), top fixedly connected with gasbag (15) of fish box (14), it has blast pipe (16) to peg graft at the top of gasbag (15), inside fixedly connected with fixed spring (17) of blast pipe (16), the top fixedly connected with piston (18) of fixed spring (17), peg graft in the left side of gasbag (15) and have trachea (19), the inside sliding connection of stand pipe (10) has rack (20), the right side fixedly connected with reset spring (21) of rack (20), the bottom meshing of rack (20) has valve (23), the inside sliding connection of stand pipe (10) has suction block (22).
2. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the inner bottom of the floating box (1) is provided with a threaded hole.
3. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the right side of the buoyancy tank (1) is provided with a sliding chute.
4. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the supporting plate (3) is connected to the inside of the buoyancy tank (1) in a sliding mode.
5. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the bottom of the speed regulating wheel (5) is fixedly connected with a belt wheel.
6. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the lower half part of the water flow pipe (11) is connected to the inner wall of the water tank (9) in a sliding mode and is fixedly connected to the bottom of the screw rod (2).
7. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the left side of the fish box (14) is fixedly connected with a magnetic block.
8. A fishing method according to claim 1, wherein the fishing device is designed to catch fish of various sizes: the suction block (22) is connected with the rack (20) box through a transmission rope.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010884173.XA CN112021266A (en) | 2020-08-28 | 2020-08-28 | Fishing method capable of appointing to catch fishes of various sizes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010884173.XA CN112021266A (en) | 2020-08-28 | 2020-08-28 | Fishing method capable of appointing to catch fishes of various sizes |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112021266A true CN112021266A (en) | 2020-12-04 |
Family
ID=73587313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010884173.XA Withdrawn CN112021266A (en) | 2020-08-28 | 2020-08-28 | Fishing method capable of appointing to catch fishes of various sizes |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112021266A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112970679A (en) * | 2021-04-07 | 2021-06-18 | 济南瑞开贸易有限公司 | Open-air river fishing device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106561585A (en) * | 2016-09-30 | 2017-04-19 | 泸州久诚渔夫养殖专业合作社 | Combined device for fish catching and hoisting at fishpond |
CN106962303A (en) * | 2017-04-22 | 2017-07-21 | 洞口县庆节渔业养殖农民专业合作社 | A kind of fish classification method for catching and device |
KR101839004B1 (en) * | 2016-11-28 | 2018-03-16 | (주)코리아에코웍스 | Apparatus for capturing fishes |
CN108575858A (en) * | 2018-03-23 | 2018-09-28 | 朱德金 | A kind of fish box for marine fishing |
CN108901965A (en) * | 2018-05-08 | 2018-11-30 | 青岛博鲁泽海洋科技有限公司 | A kind of large size cage-farming classification fishes device and its large-scale net cage and method |
CN108967275A (en) * | 2018-07-11 | 2018-12-11 | 王乐明 | A kind of automatic device for use in fishing trawl in mechanical pond |
CN208798573U (en) * | 2018-06-20 | 2019-04-30 | 淮安富陵水产品有限公司 | A kind of novel intelligent fishing machine |
-
2020
- 2020-08-28 CN CN202010884173.XA patent/CN112021266A/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106561585A (en) * | 2016-09-30 | 2017-04-19 | 泸州久诚渔夫养殖专业合作社 | Combined device for fish catching and hoisting at fishpond |
KR101839004B1 (en) * | 2016-11-28 | 2018-03-16 | (주)코리아에코웍스 | Apparatus for capturing fishes |
CN106962303A (en) * | 2017-04-22 | 2017-07-21 | 洞口县庆节渔业养殖农民专业合作社 | A kind of fish classification method for catching and device |
CN108575858A (en) * | 2018-03-23 | 2018-09-28 | 朱德金 | A kind of fish box for marine fishing |
CN108901965A (en) * | 2018-05-08 | 2018-11-30 | 青岛博鲁泽海洋科技有限公司 | A kind of large size cage-farming classification fishes device and its large-scale net cage and method |
CN208798573U (en) * | 2018-06-20 | 2019-04-30 | 淮安富陵水产品有限公司 | A kind of novel intelligent fishing machine |
CN108967275A (en) * | 2018-07-11 | 2018-12-11 | 王乐明 | A kind of automatic device for use in fishing trawl in mechanical pond |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112970679A (en) * | 2021-04-07 | 2021-06-18 | 济南瑞开贸易有限公司 | Open-air river fishing device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206851765U (en) | A kind of fishpond of convenient fishing | |
CN106135148B (en) | A kind of fish suction device | |
CN109197731B (en) | Sea cucumber culture and automatic fishing equipment | |
CN108967275B (en) | Mechanical automatic fishing equipment for pond | |
CN112021266A (en) | Fishing method capable of appointing to catch fishes of various sizes | |
CN209527603U (en) | A kind of fishery trap | |
US5343442A (en) | Process and device for catching fish | |
CN108029609B (en) | Separate fishing method for purse seine culture | |
CN109691424A (en) | A kind of efficient fish catching device | |
CN107258713A (en) | A kind of automatic finishing device of big fish | |
CN108263564B (en) | Automatic fishing boat and working method thereof | |
CN113711961B (en) | Culture box for shrimp graded culture and culture method thereof | |
CN113057148A (en) | Fish frame auxiliary device for fishing and use method | |
CN215264867U (en) | Fry counter | |
CN109122606A (en) | A kind of fish-catching apparatus and method | |
CN210157879U (en) | Fishing boat | |
CN208708518U (en) | A kind of fish-catching apparatus | |
CN112884115A (en) | Fry counting device | |
CN109548761B (en) | Automatic fishing equipment convenient to collect | |
CN109984102B (en) | Novel fishing robot | |
CN207531667U (en) | The cleaning mechanism in fry hatching pond | |
CN210329026U (en) | Novel fishing robot | |
CN111670872A (en) | Self-lifting fishing device for fishing based on elastic limit | |
CN214178643U (en) | Selenium-enriched egg guide plate for chicken breeding | |
CN217203951U (en) | Shrimp pond water face debris clearance fishing device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201204 |