CN112997976A - Device is collected to ocean shellfish breeding high efficiency - Google Patents
Device is collected to ocean shellfish breeding high efficiency Download PDFInfo
- Publication number
- CN112997976A CN112997976A CN202110272849.4A CN202110272849A CN112997976A CN 112997976 A CN112997976 A CN 112997976A CN 202110272849 A CN202110272849 A CN 202110272849A CN 112997976 A CN112997976 A CN 112997976A
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- Prior art keywords
- filter screen
- box
- transport
- base
- wall
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K80/00—Harvesting oysters, mussels, sponges or the like
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C29/00—Processing shellfish or bivalves, e.g. oysters, lobsters; Devices therefor, e.g. claw locks, claw crushers, grading devices; Processing lines
- A22C29/04—Processing bivalves, e.g. oysters
- A22C29/043—Cleaning operations on bivalves, e.g. evisceration, brushing, separation of meat and shell material
Abstract
The invention discloses a high-efficiency harvesting device for marine shellfish culture, which comprises a base, wherein a travelling mechanism is arranged below the base, a driving box is fixed on one side above the base, a driving box is arranged above the driving box, a driving rod is arranged on the outer wall of the top end of the base, an L-shaped fixed plate is fixedly connected to the top end of the driving rod, the tail end of the L-shaped fixed plate is hinged to the base, a transport box capable of inclining along with the L-shaped fixed plate is fixedly arranged in the rear half of the L-shaped fixed plate, a supporting plate is fixedly connected between the lower end of the vertical section of the L-shaped fixed plate and the transport box, a lower bin and a rotary motor are arranged in a filter box, the rotary motor is arranged on one side of the inner wall. The shellfish cleaning and brushing device can rapidly clean shellfish by matching the cylindrical filter screen with the cleaning rod, has high brushing effect and high working efficiency, and is suitable for future development prospects.
Description
Technical Field
The invention relates to the technical field of culture collection equipment, in particular to a high-efficiency collection device for marine shellfish culture.
Background
There are a wide variety of shellfish in the ocean, which can be eaten by humans through artificial breeding. The species of the artificial culture include abalone, scallop, oyster, nacre, mussel, blood clam, clam shell, Sinonovacula constricta, mud snail, red snail, etc. The cultivation work mainly utilizes facilities such as shallow sea, mud flat, net cage and the like. At present, a plurality of mechanically automated shellfish harvesting machines exist, and the main principle of the mechanically automated shellfish harvesting machine is that mud and shellfish are dug up together, then the mud is discharged, and shellfish is screened out.
In the prior art, shellfish harvesting and cleaning are particularly troublesome, mostly manual cleaning is carried out, the cleaning efficiency is low, and the cleaning is difficult.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a high-efficiency collecting device for marine shellfish culture.
In order to solve the technical problems, the invention provides the following technical scheme: a high-efficiency harvesting device for marine shellfish culture comprises a base, wherein a travelling mechanism is installed below the base, a driving box is fixed on one side above the base, a driving box is installed above the driving box, a driving rod is arranged on the outer wall of the top end of the base, an L-shaped fixed plate is fixedly connected to the top end of the driving rod, the tail end of the L-shaped fixed plate is hinged to the base, a transport box capable of inclining along with the L-shaped fixed plate is fixedly installed in the rear half of the L-shaped fixed plate, a supporting plate is fixedly connected between the lower end of the vertical section of the L-shaped fixed plate and the transport box, a lower bin and a rotary motor are installed in a filter box, the rotary motor is installed on one side of the inner wall of the lower bin, and a discharge hole is; the expansion end of rotating electrical machines is connected with the puddler, the feed opening communicates the flitch down in the slant, the top of flitch passes the transport case and communicates with the conveying mechanism who establishes in the transport case down, conveying mechanism keeps away from one side top of flitch down and is equipped with the mechanism of gathering.
As a preferred technical scheme of the invention, the conveying mechanism comprises a second conveying roller and a first conveying roller, a conveying belt is obliquely arranged in the conveying box downwards, the upper end of the conveying belt is internally sleeved with the second conveying roller, the lower end of the conveying belt is internally sleeved with the first conveying roller, the height of the second conveying roller is higher than that of the first conveying roller, and the blanking plate is communicated with the conveying box close to one side of the second conveying roller.
As a preferred technical scheme of the invention, a servo motor is fixedly arranged on the outer wall of the rear side of the transport box and is connected with the second conveying roller.
According to a preferable technical scheme, the harvesting mechanism comprises a hydraulic column and a mud cutting plate, the hydraulic column is obliquely arranged on the outer wall of the top end of one side, away from the filter box, of the transport box, the lower end of the hydraulic column is hydraulically connected with a hydraulic rod, the hydraulic rod is arranged in the transport box in a penetrating mode, the mud cutting plate is fixed to the tail end of the hydraulic rod, and the mud cutting plate is located above the first conveying roller.
As a preferable technical scheme of the invention, the travelling mechanism comprises a crawler belt, moving wheels are symmetrically arranged on two sides of the bottom end of the base, the moving wheels are driven by a driving box, the crawler belt is sleeved outside the moving wheels, ribs are uniformly distributed on the outer side surface of the crawler belt, and anti-skid grains are arranged on the outer surface of the ribs.
As a preferable technical scheme of the invention, the inner wall of the bottom end of the transport case is provided with a bottom plate, the end part of the bottom plate extends to the outside of the transport case, and the tail end of the bottom plate is connected with and distributed with an angular section sheet.
As a preferable aspect of the present invention, a glass window is attached to the cab box.
As a preferred technical scheme of the invention, the carriage is arranged on the front side of the outer wall of the bottom end of the base.
As a preferred technical scheme, a cylindrical filter screen is installed on one side, close to a discharging bin, in a filter box, one end of the cylindrical filter screen is driven to rotate by a motor, a plurality of driving blocks which are uniformly distributed along the cylindrical filter screen are installed on the outer side of the cylindrical filter screen, a cleaning rod is installed and connected in the cylindrical filter screen, one end of the cleaning rod is connected and driven by the motor, a cleaning brush is installed at the tail end of the cleaning rod, and one part of the cleaning brush penetrates through the cylindrical filter screen; the cylinder filter screen is provided with the vibration filter screen in the below, vibrates the filter screen inner wall and is connected with the connecting rod, vibrates the filter screen in the one end connection of connecting rod, and shock dynamo is connected to the other end, vibrates the below of filter screen and is provided with and scours the pond.
Compared with the prior art, the invention can achieve the following beneficial effects:
the stirring rod 18 is driven to rotate by the arrangement of the rotating motor, shellfish in the lower bin 25 is overturned to be prevented from being accumulated in the bin, a discharge hole formed in the right side position below the lower bin 25 can discharge the shellfish, the shellfish can fall on a driving block 903 on a cylindrical filter screen 901 through the discharge hole, the shellfish is driven to rotate clockwise by the driving block, and meanwhile, the motor connected with a cleaning rod 902 is started to drive the cleaning rod 902 to rotate, the tail end of the cleaning rod 902 is connected with a cleaning brush which passes through the filter screen to clean and scrub the shellfish, and the cleaning brush can be matched with a spray head 907 arranged on the upper right side of the cylindrical filter screen 901 to spray while scrubbing, so that a scrubbing effect is achieved; when the driving block 903 on the cylinder filter screen 901 rotates to the right position, the driving block can fall on the vibration filter screen 904 due to the action of gravity, the shellfish is further vibrated and scrubbed through the vibration filter screen 904, and the vibrated silt sinks into the scrubbing pool 906 through the filter screen; vibrate filter screen 904 and connect shock dynamo through connecting rod 904, realize driving through setting up the shock dynamo vibrations and vibrate that filter screen 904 shakes fast.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a part of the structure of the present invention in a horizontal state;
FIG. 3 is a schematic view of the structure of the filtration tank of the present invention;
fig. 4 is a schematic view of the structure of the transportation box of the present invention.
In FIGS. 1-4: 1. a base; 2. a drive box; 3. a driving box; 4. a carriage; 5. a crawler belt; 6. a rib; 7. a drive rod; 8. an L-shaped fixing plate; 9. a filter box; a cylindrical screen 901; a sweeping rod 902; a driving block 903; vibrating the screen 904; a connecting rod 905; a washing pool 906; a shower head 907; 10. a transport case; 11. a second conveying roller; 1101. a first conveying roller; 1102. a rotating shaft; 12. a conveyor belt; 13. a hydraulic column; 14. a hydraulic lever; 15. cutting a mud plate; 16. a base plate; 17. a support plate; 18. a stirring rod; 19. a blanking plate; 25. discharging a bin; 2501. a rotating electric machine.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in fig. 1-4, the invention provides a high-efficiency harvesting device for marine shellfish culture, which comprises a base 1, wherein a traveling mechanism is arranged below the base 1, a driving box 2 is fixed on one side above the base 1, a steering box 3 is arranged above the driving box 2, a driving rod 7 is arranged on the outer wall of the top end of the base 1, an L-shaped fixing plate 8 is fixedly connected to the top end of the driving rod 7, the tail end of the L-shaped fixing plate 8 is hinged to the base 1, a transport box 10 capable of inclining along with the L-shaped fixing plate 8 is fixedly arranged in the rear half of the L-shaped fixing plate 8, a supporting plate 17 is fixedly connected between the lower end of the vertical section of the L-shaped fixing plate 8 and the transport box 10, a lower bin 25 and a rotary motor 2501 are arranged in a filter box 9, the rotary motor 2501 is arranged on one side of the inner wall; the movable end of rotating electrical machines 2501 is connected with puddler 18, and the feed opening upwards communicates to one side down flitch 19, and transport case 10 and the conveying mechanism intercommunication of establishing in transport case 10 are passed on the top of lower flitch 19, and conveying mechanism keeps away from one side top of lower flitch 19 and is equipped with the mechanism of gathering.
A cylindrical filter screen 901 is arranged on one side, close to the lower bin 25, in the filter box 9, one end of the cylindrical filter screen 901 is driven to rotate by a motor, a plurality of driving blocks 903 uniformly distributed along the cylindrical filter screen 901 are arranged on the outer side of the cylindrical filter screen 901, a cleaning rod 902 is arranged and connected in the cylindrical filter screen 901, one end of the cleaning rod 902 is connected and driven by the motor, a cleaning brush is arranged at the tail end of the cleaning rod 902, and a part of the cleaning brush penetrates through the cylindrical filter screen 901; a vibration filter screen 904 is arranged below the cylinder filter screen 901, a connecting rod 905 is connected to the inner wall of the vibration filter screen 904, one end of the connecting rod 905 is connected with the vibration filter screen 904, the other end of the connecting rod 905 is connected with a vibration motor, and a washing pool 906 is arranged below the vibration filter screen 904;
wherein, when the device works, the driving box 2 drives the walking mechanism to make the device move, then the driving rod 7 drives the L-shaped fixing plate 8, the L-shaped fixing plate 8 inclines downwards and drives the transport box 10 at the same time, the transport box 10 gradually approaches to the shoal in the inclining process, then the harvesting mechanism is started, the harvesting mechanism scoops up the shellfish and soil mixture on the shoal, the mixture falls into the conveying mechanism, then the mixture is conveyed upwards by the conveying mechanism, enters the feed opening through the feed plate 19 and falls into the feed bin 25 in the filter box 9 through the feed opening, the stirring rod 18 is driven to rotate through the rotating motor 2501 to tip the shellfish in the feed bin 25 and prevent the shellfish from accumulating in the bin, the discharge opening arranged at the right side below the feed bin 25 can discharge the material, the shellfish can fall onto the driving block 903 on the cylinder filter screen 901 through the discharge opening, the shellfish is driven to rotate clockwise by the driving block, the cleaning rod 902 is driven to rotate by starting a motor connected with the cleaning rod 902, the tail end of the cleaning rod 902 is connected with a cleaning brush, the cleaning brush penetrates through the filter screen to clean and scrub the shellfish, and the cleaning brush can be matched with a spray head 907 arranged on the upper right of the cylindrical filter screen 901 to spray while scrubbing is carried out, so that a scrubbing effect is achieved; when the driving block 903 on the cylinder filter screen 901 rotates to the right position, the driving block can fall on the vibration filter screen 904 due to the action of gravity, the shellfish is further vibrated and scrubbed through the vibration filter screen 904, and the vibrated silt sinks into the scrubbing pool 906 through the filter screen; vibrate filter screen 904 and connect shock dynamo through connecting rod 904, realize driving through setting up the shock dynamo vibrations and vibrate that filter screen 904 shakes fast.
Wherein, a servo motor is fixedly arranged on the outer wall of the rear side of the transport box 10 and is connected with the second conveying roller 11;
the conveying mechanism comprises a second conveying roller 11 and a first conveying roller 1101, a conveying belt 12 is obliquely arranged in the conveying box 10, the second conveying roller 11 is sleeved in the upper end of the conveying belt 12, the first conveying roller 1101 is sleeved in the lower end of the conveying belt, the height of the second conveying roller 11 is higher than that of the first conveying roller 1101, and the blanking plate 19 is communicated with the conveying box 10 close to one side of the second conveying roller 11; when the device works, the shellfish and soil mixture is transported upwards through the conveyer belt 12 and finally enters the filter box 9 through the blanking class.
The harvesting mechanism comprises a hydraulic column 13 and a mud cutting plate 15, the hydraulic column 13 is obliquely installed on the outer wall of the top end of one side, away from the filter box 9, of the transport box 10, the hydraulic rod 14 is hydraulically connected to the lower end of the hydraulic column 13, the hydraulic rod 14 penetrates through the transport box 10, the mud cutting plate 15 is fixed to the tail end of the hydraulic rod, and the mud cutting plate 15 is located above the first conveying roller 1101; when the device works, the hydraulic column 13 drives the hydraulic rod 14, the hydraulic rod 14 drives the mud cutting plate 15 to move downwards, the mud cutting plate 15 shovels beach mud on a coated beach, and then the beach mud falls onto the first conveying roller.
The embodiment discloses that the walking mechanism comprises a crawler belt 5, moving wheels are symmetrically arranged on two sides of the bottom end of the base 1, the moving wheels are driven by a driving box 2, the crawler belt 5 is sleeved outside the moving wheels, ribs 6 are uniformly distributed on the outer side surface of the crawler belt 5, and anti-skid grains are arranged on the outer surface of the ribs 6;
wherein, through evenly distributed's rib 6 on track 5, can increase its and scribble the frictional force between the beach, the anti-skidding line that sets up on the rib 6 simultaneously can further increase its and the frictional force between the beach, and at the device during operation, the whole focus skew of device can improve the stability of whole device through the frictional force that increases.
The embodiment discloses that a bottom plate 16 is arranged on the inner wall of the bottom end of the transport case 10, the end of the bottom plate 16 extends to the outside of the transport case 10, and the tail end of the bottom plate is connected with and distributed with an angular sheet;
through the angle type piece that sets up on bottom plate 16, can assist cutting mud board 15, when gathering the shellfish, actuating lever 7 drive L type extension board and transport case 10, during angle type piece inserted beach mud, carried out the short time and fix, cut mud board 15 and shovel the beach mud in the region.
In another embodiment, as shown in fig. 1, the present embodiment discloses that a glass window is installed on the cab box 3; through the glass window that sets up, the driver can observe the condition of external environment through the glass window when sitting in cockpit 3.
Claims (9)
1. The utility model provides a device is collected to ocean shellfish farming high efficiency, includes base (1), running gear is installed to the below of base (1), top one side of base (1) is fixed with drive case (2), drive case (3) are installed to the top of drive case (2), be provided with actuating lever (7) on the top outer wall of base (1), the top fixedly connected with L type fixed plate (8) of actuating lever (7), the end and base (1) of L type fixed plate (8) are articulated, fixed mounting has transport case (10) that can follow L type fixed plate (8) slope in the latter half of L type fixed plate (8), its characterized in that: a supporting plate (17) is fixedly connected between the lower end of the vertical section of the L-shaped fixing plate (8) and the transport box (10), a lower storage bin (25) and a rotating motor (2501) are installed in the filter box (9), the rotating motor (2501) is installed on one side of the inner wall of the lower storage bin (25), and a discharge hole is formed in the lower portion of the right side of the lower storage bin (25); the expansion end of rotating electrical machines (2501) is connected with puddler (18), the feed opening communicates flitch (19) down in the slant, the top of flitch (19) down passes transport case (10) and communicates with the conveying mechanism who establishes in transport case (10), conveying mechanism keeps away from one side top of flitch (19) down and is equipped with the mechanism of gathering.
2. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: conveying mechanism includes that roller (11), first transport roller (1101) are carried to the second, slant is provided with conveyer belt (12) in transport case (10), conveyer belt (12) upper end endotheca has second transport roller (11), and lower extreme endotheca has first transport roller (1101), the second is carried roller (11) highly to be higher than first transport roller (1101), flitch (19) and transport case (10) intercommunication that are close to second transport roller (11) one side down.
3. The device for efficiently collecting and recovering marine shellfish culture according to claim 2, characterized in that: a servo motor is fixedly arranged on the outer wall of the rear side of the transport box (10), and the servo motor is connected with the second conveying roller (11).
4. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: gather the mechanism and include hydraulic pressure post (13), cut mud board (15), hydraulic pressure post (13) are installed to the slant on the one side top outer wall of rose box (9) is kept away from in transport case (10), the lower extreme hydraulic pressure of hydraulic pressure post (13) is connected with hydraulic stem (14), in transport case (10) is worn to locate by hydraulic stem (14), is fixed with on its end and cuts mud board (15), cut the top that mud board (15) are located first transport roller (1101).
5. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: the walking mechanism comprises a crawler belt (5), moving wheels are symmetrically installed on two sides of the bottom end of the base (1), the moving wheels are driven by a driving box (2), the crawler belt (5) is sleeved on the outer portion of the moving wheels, ribs (6) are uniformly distributed on the surface of the outer side of the crawler belt (5), and anti-skid grains are arranged on the outer surface of the ribs (6).
6. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: the inner wall of the bottom end of the transport box (10) is provided with a bottom plate (16), the end part of the bottom plate (16) extends to the outside of the transport box (10), and the tail end of the bottom plate is connected with and distributed with angle-shaped sheets.
7. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: and a glass window is arranged on the driving box (3).
8. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: the front side of the outer wall of the bottom end of the base (1) is provided with a carriage (4).
9. The device for efficiently collecting and recovering marine shellfish culture according to claim 1, characterized in that: a cylindrical filter screen (901) is arranged on one side, close to the lower storage bin (25), in the filter box (9), one end of the cylindrical filter screen (901) is driven to rotate by a motor, a plurality of driving blocks (903) which are uniformly distributed along the cylindrical filter screen (901) are arranged on the outer side of the cylindrical filter screen (901), a cleaning rod (902) is arranged and connected in the cylindrical filter screen (901), one end of the cleaning rod (902) is connected and driven by the motor, a cleaning brush is arranged at the tail end of the cleaning rod (902), and one part of the cleaning brush penetrates through the cylindrical filter screen (901); the vibration filter screen (904) is arranged below the cylinder filter screen (901), the inner wall of the vibration filter screen (904) is connected with a connecting rod (905), one end of the connecting rod (905) is connected with the vibration filter screen (904), the other end of the connecting rod is connected with a vibration motor, and a washing pool (906) is arranged below the vibration filter screen (904).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110272849.4A CN112997976A (en) | 2021-03-13 | 2021-03-13 | Device is collected to ocean shellfish breeding high efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110272849.4A CN112997976A (en) | 2021-03-13 | 2021-03-13 | Device is collected to ocean shellfish breeding high efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112997976A true CN112997976A (en) | 2021-06-22 |
Family
ID=76406619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110272849.4A Withdrawn CN112997976A (en) | 2021-03-13 | 2021-03-13 | Device is collected to ocean shellfish breeding high efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112997976A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0534881A1 (en) * | 1991-09-25 | 1993-03-31 | Institut Francais De Recherche Pour L'exploitation De La Mer (Ifremer) | Device for harvesting shellfish |
| EP1371294A1 (en) * | 2002-06-14 | 2003-12-17 | Cortech Protect B.V. | Device and method for processing shellfish |
| CN105010277A (en) * | 2015-07-30 | 2015-11-04 | 陈彩杰 | Multifunctional shellfish harvesting machine |
| CN106857355A (en) * | 2017-04-01 | 2017-06-20 | 赵志刚 | Suspension type cement mortar clam separator and its application |
| CN206821869U (en) * | 2017-04-25 | 2018-01-02 | 刘益莲 | A kind of marine product Quick cleaning device |
| CN109090515A (en) * | 2018-06-08 | 2018-12-28 | 唯友（天津）科技有限公司 | Red date slices producing unit |
| CN210248046U (en) * | 2019-06-11 | 2020-04-07 | 古勇 | Plough formula seashell harvester |
| CN211657291U (en) * | 2019-12-05 | 2020-10-13 | 汕头市深投科技有限公司 | Shellfish sieving mechanism is used in aquaculture processing |
| CN111838285A (en) * | 2018-06-25 | 2020-10-30 | 杨小洲 | Clam cleaning device and method based on linkage of oscillating force and stirring centrifugal force |
-
2021
- 2021-03-13 CN CN202110272849.4A patent/CN112997976A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0534881A1 (en) * | 1991-09-25 | 1993-03-31 | Institut Francais De Recherche Pour L'exploitation De La Mer (Ifremer) | Device for harvesting shellfish |
| EP1371294A1 (en) * | 2002-06-14 | 2003-12-17 | Cortech Protect B.V. | Device and method for processing shellfish |
| CN105010277A (en) * | 2015-07-30 | 2015-11-04 | 陈彩杰 | Multifunctional shellfish harvesting machine |
| CN106857355A (en) * | 2017-04-01 | 2017-06-20 | 赵志刚 | Suspension type cement mortar clam separator and its application |
| CN206821869U (en) * | 2017-04-25 | 2018-01-02 | 刘益莲 | A kind of marine product Quick cleaning device |
| CN109090515A (en) * | 2018-06-08 | 2018-12-28 | 唯友（天津）科技有限公司 | Red date slices producing unit |
| CN111838285A (en) * | 2018-06-25 | 2020-10-30 | 杨小洲 | Clam cleaning device and method based on linkage of oscillating force and stirring centrifugal force |
| CN210248046U (en) * | 2019-06-11 | 2020-04-07 | 古勇 | Plough formula seashell harvester |
| CN211657291U (en) * | 2019-12-05 | 2020-10-13 | 汕头市深投科技有限公司 | Shellfish sieving mechanism is used in aquaculture processing |
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Application publication date: 20210622 |