CN113615637A - Pond wall cleaning device for sewage discharge of aquaculture pond - Google Patents
Pond wall cleaning device for sewage discharge of aquaculture pond Download PDFInfo
- Publication number
- CN113615637A CN113615637A CN202111047815.1A CN202111047815A CN113615637A CN 113615637 A CN113615637 A CN 113615637A CN 202111047815 A CN202111047815 A CN 202111047815A CN 113615637 A CN113615637 A CN 113615637A
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- China
- Prior art keywords
- control
- rod
- connecting rod
- fixed
- cleaning
- 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.)
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Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 38
- 238000009360 aquaculture Methods 0.000 title claims abstract description 24
- 244000144974 aquaculture Species 0.000 title claims abstract description 24
- 239000010865 sewage Substances 0.000 title claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000238557 Decapoda Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000268590 Euryale ferox Species 0.000 description 1
- 235000006487 Euryale ferox Nutrition 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009364 mariculture Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015170 shellfish Nutrition 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
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/10—Cleaning bottoms or walls of ponds or receptacles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a pool wall cleaning device for sewage discharge of an aquaculture pool, which comprises a brace bottom plate, wherein a control mechanism is arranged at the upper end of the brace bottom plate, the control mechanism comprises a fixed block fixedly arranged at the upper end of the brace bottom plate, one end of the fixed block is fixedly provided with a fixed frame, a control rod is movably arranged on the inner side of the fixed frame, a rotating shaft is movably arranged in the control rod, and one end of the control rod is fixedly provided with a first connecting rod. According to the pool wall cleaning device for sewage discharge of the aquaculture pool, the control rod rotates around the rotating shaft by rotating the nut and then pulling the nut, and the control rod drives the first connecting rod and the second connecting rod to rotate respectively, so that the first connecting rod and the second connecting rod are separated from the inner side of the connecting frame, and the purpose of facilitating replacement of the cleaning plate is achieved.
Description
Technical Field
The invention relates to the technical field of aquaculture cleaning devices, in particular to a pool wall cleaning device for sewage discharge of an aquaculture pool.
Background
The aquaculture is a water area which can be used for cultivation by human beings, and aquatic economic animal and plant cultivation is carried out by applying aquaculture technology and facilities according to the ecological habits of cultivation objects and different requirements on the environmental conditions of the water area, and is one of agricultural production departments. According to different water area properties, the method is divided into a mariculture industry and a freshwater culture industry. According to the objects of cultivation and planting, the fish, shrimp, crab, shellfish, algae, gordon euryale seed, lotus and lotus root can be divided into.
Traditional aquaculture is pond wall cleaning device of sewage discharge for pond has some shortcomings, when the cleaning plate needs to be changed, because traditional device is with the lower extreme that the cleaning plate is fixed to the device with the multiunit fixed screw to make the workman when changing the cleaning plate, need carry out dismantlement work with the specialized tool with the multiunit fixed screw, thereby make the workman need a large amount of operating time to carry out dismantlement work, thereby lead to the workman of being not convenient for to change the work of cleaning plate.
Disclosure of Invention
The invention mainly aims to provide a pool wall cleaning device for sewage discharge of an aquaculture pool, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a pool wall cleaning device for sewage discharge of an aquaculture pool comprises a brace bottom plate, wherein a control mechanism is arranged at the upper end of the brace bottom plate and comprises a fixed block fixedly arranged at the upper end of the brace bottom plate, a fixed frame is fixedly arranged at one end of the fixed block, a control rod is movably arranged at the inner side of the fixed frame, a rotating shaft is movably arranged in the control rod, a first connecting rod is fixedly arranged at one end of the control rod, a second connecting rod is movably arranged at the inner side of the first connecting rod, a control groove is formed in one end of the control rod, a threaded rod is movably arranged at the inner side of the control groove, a nut is arranged at one side, close to the control groove, of the outer side of the threaded rod in a threaded manner, a connecting frame is movably arranged at the upper end of the fixed block, a first adjusting frame is fixedly arranged at the upper end of the connecting frame, and a second adjusting frame is movably arranged at the outer side of the first adjusting frame through the rotating shaft, and a control ring is fixedly arranged at the upper end of the second adjusting frame.
Preferably, the axis of rotation extends to in the inside of mount, swing joint between axis of rotation and the mount, the upside fixed connection of mount is close to with the one end of fixed block to the one end of threaded rod, the control lever passes through fixed connection between threaded rod, nut and the fixed block, the quantity of mount has two sets ofly, and is two sets of the mount is the centrosymmetric relation.
Preferably, the number of control lever has two sets ofly, two sets of the control lever is all distributed in the inboard of two sets of mounts, the one end of No. two connecting rods and the one end fixed connection of another group control lever, the outside of a connecting rod and the inboard swing joint of link.
Preferably, one side that the outside of No. two connecting rods is close to a connecting rod and one side swing joint that the inboard of link is close to a connecting rod, the shape of a connecting rod is character cut in bas-relief, the shape of No. two connecting rods is character cut in bas-relief, the shape of first alignment jig is the U font, the shape of second alignment jig is the U font.
Preferably, the lower end of the brace bottom plate is fixedly provided with a cleaning plate, the inner side thread of the control ring is provided with a threaded shaft, and the upper end of the threaded shaft is fixedly provided with a fixing rod.
Preferably, the upper end of the fixed rod is fixedly provided with a handle, and the fixed rod is fixedly connected with the control mechanism through a threaded shaft.
Compared with the prior art, the invention has the following beneficial effects:
1. through rotating the nut then the pulling make the control lever use the axis of rotation as the rotation of axes and the control lever drives and drives respectively that connecting rod, No. two connecting rods are rotatory thereby make connecting rod, No. two connecting rods break away from the inboard of link, can reach the purpose of being convenient for change clearance board.
2. Thereby drive the rotation of second alignment jig and first alignment jig through the control ring and make first alignment jig drive the rotation of link, can reach the purpose of nimble operation.
Drawings
FIG. 1 is a schematic view showing the overall structure of a wall cleaning apparatus for sewage discharge from an aquaculture pond according to the present invention;
FIG. 2 is a schematic structural view of a control mechanism of a pool wall cleaning device for sewage discharge of an aquaculture pool according to the present invention;
FIG. 3 is a schematic view of a partially cut-away structure of a control mechanism of a pool wall cleaning device for sewage discharge of an aquaculture pool according to the present invention;
FIG. 4 is a partial structural view of a control mechanism of the wall cleaning apparatus for discharging sewage from an aquaculture pond according to the present invention.
In the figure: 1. a brace base plate; 2. cleaning the plate; 3. a control mechanism; 31. a fixed block; 32. a fixed mount; 33. a control lever; 34. a rotating shaft; 35. a first connecting rod; 36. a second connecting rod; 37. a control slot; 38. a threaded rod; 39. a nut; 310. a connecting frame; 311. a first adjusting bracket; 312. a second adjusting bracket; 313. a control loop; 4. a threaded shaft; 5. fixing the rod; 6. a handle.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-4, a pool wall cleaning device for sewage discharge of an aquaculture pool comprises a support base plate 1, a control mechanism 3 is arranged at the upper end of the support base plate 1, the control mechanism 3 comprises a fixed block 31 fixedly arranged at the upper end of the support base plate 1, one end of the fixed block 31 is fixedly provided with a fixed frame 32, the inner side of the fixed frame 32 is movably provided with a control rod 33, the inner part of the control rod 33 is movably provided with a rotating shaft 34, one end of the control rod 33 is fixedly provided with a first connecting rod 35, the inner side of the first connecting rod 35 is movably provided with a second connecting rod 36, one end of the control rod 33 is provided with a control groove 37, the inner side of the control groove 37 is movably provided with a threaded rod 38, the outer side of the threaded rod 38 is provided with a nut 39 in a threaded manner close to one side of the control groove 37, the upper end of the fixed block 31 is movably provided with a connecting frame 310, the upper end of the connecting frame 310 is fixedly provided with a first adjusting frame 311, the outer side of the first adjusting frame 311 is movably provided with a second adjusting frame 312 through a rotating shaft, and the upper end of the second adjusting frame 312 is fixedly provided with a control ring 313.
Wherein, the rotating shaft 34 extends into the interior of the fixed mount 32, the rotating shaft 34 is movably connected with the fixed mount 32, one end of the threaded rod 38 is fixedly connected with one end of the fixed block 31 close to the upper side of the fixed mount 32, the control rod 33 is fixedly connected with the fixed block 31 through the threaded rod 38 and the nut 39, the fixed mount 32 is provided with two groups, the two groups of fixed mounts 32 are in central symmetry, the two groups of control rods 33 are distributed in the inner sides of the two groups of fixed mounts 32, one end of the second connecting rod 36 is fixedly connected with one end of the other group of control rod 33, the outer side of the first connecting rod 35 is movably connected with the inner side of the connecting mount 310, one side of the outer side of the second connecting rod 36 close to the first connecting rod 35 is movably connected with one side of the inner side of the connecting mount 310 close to the first connecting rod 35, the shape of the first connecting rod 35 is concave, the shape of the second connecting rod 36 is convex, the first adjusting bracket 311 has a U-shape, and the second adjusting bracket 312 has a U-shape.
Furthermore, when the nut 39 is first turned, because the nut 39 is screwed with the threaded rod 38, the nut 39 is turned to move along the threaded rod 38, so that the nut 39 moves towards the other end of the threaded rod 38, and then the control rod 33 is pulled to rotate along the threaded rod 38 through the control slot 37 by taking the rotation shaft 34 as an axis, so that the two sets of control rods 33 respectively drive the first connecting rod 35 and the second connecting rod 36 to rotate, so that the first connecting rod 35 and the second connecting rod 36 are separated from the inner side of the connecting frame 310, at this time, the cleaning plate 2 can be replaced, and when the cleaning plate is installed, the two sets of control rods 33 are firstly pushed reversely to rotate by taking the rotation shaft 34 as an axis, so that the two sets of control rods 33 respectively drive the first connecting rod 35 and the second connecting rod 36 to be inserted into the inner side of the connecting frame 310, and the second connecting rod 36 is inserted into the inner side of the first connecting rod 35, then, the nut 39 is rotated reversely, so that the nut 39 clamps the control rod 33, a fixed relation is formed between the control rod 33 and the fixed block 31, the first connecting rod 35 and the second connecting rod 36 clamp the connecting frame 310, the control rod 33 rotates by taking the rotating shaft 34 as an axis through rotating the nut 39 and pulling, and the control rod 33 drives the first connecting rod 35 and the second connecting rod 36 to rotate respectively, so that the first connecting rod 35 and the second connecting rod 36 are separated from the inner side of the connecting frame 310, and the purpose of facilitating replacement of the cleaning plate 2 can be achieved.
Wherein, the lower extreme of brace bottom plate 1 is fixed and is provided with cleaning plate 2, and the inboard screw thread of control ring 313 is provided with threaded shaft 4, and the upper end of threaded shaft 4 is fixed and is provided with dead lever 5, and the upper end of dead lever 5 is fixed and is provided with handle 6, and dead lever 5 passes through threaded shaft 4 and control mechanism 3 fixed connection.
Further, by holding the handle 6 and then putting the screw shaft 4 at the upper end surface of the control ring 313 and screwing the screw shaft 4 into the inner side of the control ring 313, the purpose of facilitating the assembly can be achieved.
In this embodiment, when replacing the cleaning plate 2, firstly, the nut 39 is rotated, because the nut 39 is in threaded connection with the threaded rod 38, the nut 39 is rotated to move the nut 39 along the threaded rod 38, so that the nut 39 moves towards the other end of the threaded rod 38, and then the control rod 33 is pulled, so that the control rod 33 rotates along the threaded rod 38 with the rotating shaft 34 as the axis through the control groove 37, so that the two sets of control rods 33 respectively drive the first connecting rod 35 and the second connecting rod 36 to rotate, so that the first connecting rod 35 and the second connecting rod 36 are separated from the inner side of the connecting frame 310, and the cleaning plate 2 can be replaced.
During installation, firstly, the two groups of control rods 33 are pushed reversely to rotate by taking the rotating shaft 34 as an axis, so that the two groups of control rods 33 respectively drive the first connecting rod 35 and the second connecting rod 36 to be inserted into the inner side of the connecting frame 310, the second connecting rod 36 is inserted into the inner side of the first connecting rod 35, then the nut 39 is rotated reversely, so that the nut 39 clamps the control rods 33, a fixed relation is formed between the control rods 33 and the fixed block 31, so that the first connecting rod 35 and the second connecting rod 36 clamp the connecting frame 310, the control rods 33 rotate by taking the rotating shaft 34 as an axis and the control rods 33 drive the first connecting rod 35 and the second connecting rod 36 to rotate respectively so as to enable the first connecting rod 35 and the second connecting rod 36 to be separated from the inner side of the connecting frame 310 by rotating the nut 39 and then pulling, and the purpose of conveniently replacing and cleaning the plate 2 can be achieved.
During the use, at first the workman holds handle 6, then put the upper end surface department of control ring 313 with threaded shaft 4 through dead lever 5, again screw threaded shaft 4 in the inboard of control ring 313, in the use, the workman is through pulling handle 6, make dead lever 5 pass through threaded shaft 4 and drive control ring 313 and remove, thereby make control ring 313 drive the rotation of first alignment jig 311 through second alignment jig 312, thereby make clearance board 2 follow the removal, thereby it drives the rotation of second alignment jig 312 and first alignment jig 311 through control ring 313 and make first alignment jig 311 drive the rotation of link 310, can reach the purpose of nimble operation.
In the invention, the control rod 33 rotates around the rotating shaft 34 by rotating the nut 39 and then pulling, and the control rod 33 drives the first connecting rod 35 and the second connecting rod 36 to rotate respectively, so that the first connecting rod 35 and the second connecting rod 36 are separated from the inner side of the connecting frame 310, the purpose of conveniently replacing the cleaning plate 2 can be achieved, and the control ring 313 drives the second adjusting frame 311 and the first adjusting frame 312 to rotate, so that the first adjusting frame 311 drives the connecting frame to rotate, and the purpose of flexible operation can be achieved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an aquaculture is pool wall cleaning device of sewage discharge for pond, includes brace bottom plate (1), its characterized in that: the upper end of the brace bottom plate (1) is provided with a control mechanism (3), the control mechanism (3) comprises a fixed block (31) fixedly arranged at the upper end of the brace bottom plate (1), one end of the fixed block (31) is fixedly provided with a fixed frame (32), the inner side of the fixed frame (32) is movably provided with a control rod (33), the inner part of the control rod (33) is movably provided with a rotating shaft (34), one end of the control rod (33) is fixedly provided with a first connecting rod (35), the inner side of the first connecting rod (35) is movably provided with a second connecting rod (36), one end of the control rod (33) is provided with a control groove (37), the inner side of the control groove (37) is movably provided with a threaded rod (38), one side of the outer side of the threaded rod (38) close to the control groove (37) is provided with a nut (39), the upper end of the fixed block (31) is movably provided with a connecting frame (310), the upper end of link (310) is fixed and is provided with first alignment jig (311), the outside of first alignment jig (311) is provided with second alignment jig (312) through the pivot activity, the upper end of second alignment jig (312) is fixed and is provided with control ring (313).
2. The apparatus for cleaning the wall of the aquaculture pond from which sewage is discharged according to claim 1, wherein: the rotating shaft (34) extends into the interior of the fixing frame (32), the rotating shaft (34) is movably connected with the fixing frame (32), and one end of the threaded rod (38) is fixedly connected with one end of the fixing block (31) close to the upper side of the fixing frame (32).
3. The apparatus for cleaning the wall of the aquaculture pond, which is used for discharging sewage, according to claim 2, wherein: the control rod (33) is fixedly connected with the fixing block (31) through a threaded rod (38) and a nut (39), the number of the fixing frames (32) is two, and the two fixing frames (32) are in a central symmetry relation.
4. The apparatus for cleaning the wall of the aquaculture pond from which sewage is discharged according to claim 1, wherein: the quantity of control lever (33) has two sets ofly, two sets of control lever (33) all distribute in the inboard of two sets of mounts (32), the one end of No. two connecting rods (36) and the one end fixed connection of another group control lever (33), the inboard swing joint of the outside of a connecting rod (35) and link (310).
5. The apparatus for cleaning the wall of the aquaculture pond from which sewage is discharged according to claim 1, wherein: one side of the outer side of the second connecting rod (36) close to the first connecting rod (35) is movably connected with one side of the inner side of the connecting frame (310) close to the first connecting rod (35).
6. The apparatus for cleaning the wall of the aquaculture pond, which is used for discharging sewage, according to claim 5, wherein: the shape of a first connecting rod (35) is in a concave shape, the shape of a second connecting rod (36) is in a convex shape, the shape of a first adjusting frame (311) is in a U shape, and the shape of a second adjusting frame (312) is in a U shape.
7. The apparatus for cleaning the wall of the aquaculture pond from which sewage is discharged according to claim 1, wherein: the lower extreme of brace bottom plate (1) is fixed and is provided with cleaning plate (2), the inboard screw thread of control ring (313) is provided with screw shaft (4), the upper end of screw shaft (4) is fixed and is provided with dead lever (5).
8. The apparatus for cleaning the wall of the aquaculture pond from which sewage is discharged according to claim 7, wherein: the handle (6) is fixedly arranged at the upper end of the fixed rod (5), and the fixed rod (5) is fixedly connected with the control mechanism (3) through the threaded shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111047815.1A CN113615637B (en) | 2021-09-08 | 2021-09-08 | Pool wall cleaning device for sewage discharge of aquaculture pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111047815.1A CN113615637B (en) | 2021-09-08 | 2021-09-08 | Pool wall cleaning device for sewage discharge of aquaculture pool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113615637A true CN113615637A (en) | 2021-11-09 |
| CN113615637B CN113615637B (en) | 2023-06-20 |
Family
ID=78389379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111047815.1A Active CN113615637B (en) | 2021-09-08 | 2021-09-08 | Pool wall cleaning device for sewage discharge of aquaculture pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113615637B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200210813Y1 (en) * | 2000-04-04 | 2001-01-15 | 백승석 | hexagonal mop |
| US6247199B1 (en) * | 2000-08-09 | 2001-06-19 | Quickie Manufacturing Corporation | Mop head connection |
| AU2002301554A1 (en) * | 2001-11-05 | 2003-06-12 | Carl Freudenberg Kg | Wiper plate for a cleaning apparatus |
| CN208387665U (en) * | 2018-04-02 | 2019-01-18 | 马运来 | A kind of clear bottom decontamination apparatus of aquaculture pond |
| JP6714195B1 (en) * | 2019-06-04 | 2020-06-24 | 广州克力労保用品有限公司 | Fecal sedimentation treatment equipment for aquaculture |
| CN210987751U (en) * | 2019-10-17 | 2020-07-14 | 海南禄泰海洋生物科技有限公司 | Shrimp larvae breeding blowdown structure |
| CN213282775U (en) * | 2020-08-04 | 2021-05-28 | 林丹娜 | Collodion mop convenient for replacing mop head |
| CN213427858U (en) * | 2020-07-20 | 2021-06-15 | 海南禄泰海洋生物科技有限公司 | Bait residue and excrement clearing device for breeding penaeus vannamei boone |
-
2021
- 2021-09-08 CN CN202111047815.1A patent/CN113615637B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200210813Y1 (en) * | 2000-04-04 | 2001-01-15 | 백승석 | hexagonal mop |
| US6247199B1 (en) * | 2000-08-09 | 2001-06-19 | Quickie Manufacturing Corporation | Mop head connection |
| AU2002301554A1 (en) * | 2001-11-05 | 2003-06-12 | Carl Freudenberg Kg | Wiper plate for a cleaning apparatus |
| CN208387665U (en) * | 2018-04-02 | 2019-01-18 | 马运来 | A kind of clear bottom decontamination apparatus of aquaculture pond |
| JP6714195B1 (en) * | 2019-06-04 | 2020-06-24 | 广州克力労保用品有限公司 | Fecal sedimentation treatment equipment for aquaculture |
| CN210987751U (en) * | 2019-10-17 | 2020-07-14 | 海南禄泰海洋生物科技有限公司 | Shrimp larvae breeding blowdown structure |
| CN213427858U (en) * | 2020-07-20 | 2021-06-15 | 海南禄泰海洋生物科技有限公司 | Bait residue and excrement clearing device for breeding penaeus vannamei boone |
| CN213282775U (en) * | 2020-08-04 | 2021-05-28 | 林丹娜 | Collodion mop convenient for replacing mop head |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113615637B (en) | 2023-06-20 |
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