CN103564027B - Fish killing device capable of catching dependent on weight - Google Patents
Fish killing device capable of catching dependent on weight Download PDFInfo
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- CN103564027B CN103564027B CN201310544175.4A CN201310544175A CN103564027B CN 103564027 B CN103564027 B CN 103564027B CN 201310544175 A CN201310544175 A CN 201310544175A CN 103564027 B CN103564027 B CN 103564027B
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Abstract
The invention relates to a fish killing device. A fish killing device capable of catching fishes from water according to the size and implementing a splitting operation comprises a fish killer, a fish pocket and a feeding pipe, wherein the fish pocket comprises a first fish room surrounded by a first net wall and a second net wall and provided with a first fish taking opening, and a second fish room surrounded by a first net wall, a second net wall and a third net wall and provided with a second fish taking opening; the first fish taking opening is provided with a first gate; the second fish taking opening is provided with a second gate; the second net wall is arranged between the first fish room and the second fish room; the net hole opening areas on the first net wall, the second net wall and the third net wall are increased gradually; the upper end of the feeding pipe is butted to the fish killer, and the lower end is butted to the first fish taking opening and the second fish taking opening; the feeding pipe is provided with a third gate, a conveying belt and a lifting mechanism. The fish filling device solves the problem that fishes cannot be directly caught from the water according to the size and split.
Description
Technical field
The present invention relates to and kill fish device, particularly relate to and a kind ofly select the government official fish device recaptured and drag for.
Background technology
Present government official fish device on the market has a lot.As be 2010105072775 in Chinese Patent Application No., publication date be May 9 in 2012 day, be called in the patent document of " Full-automatic fish shearing machine " to disclose and a kind of kill fish device.
Existing government official fish device is generally inserted in following deficiency: carry out cutting operation open can not directly being fished for according to size from water by fish.
Summary of the invention
To the invention provides a kind of can directly fish being fished for according to size from water and carry out cutting open operation select the government official fish device recaptured and drag for, solve existing cut open fish device can not directly fish be fished for according to size from water and carry out cutting open the problem of operation.
Above technical problem is solved by following technical proposal: a kind ofly select the government official fish device recaptured and drag for, comprise and cut open fish machine, fish pocket and feed pipe, the described fish machine that cuts open is provided with charging aperture, the first net wall drawn together by described fish stomacher, second net wall and the 3rd net wall, described first net wall and the second net wall surround the first fish room, described first fish room is provided with first and gets lymphogranuloma inguinale, described first gets lymphogranuloma inguinale is provided with the first gate, first net wall, second net wall and the 3rd net wall surround the second fish room, described second fish room is provided with second and gets lymphogranuloma inguinale, described second gets lymphogranuloma inguinale is provided with the second gate, described second net wall is isolated between described first fish room and the second fish room, the aperture area of the mesh on described first net wall, the aperture area of the mesh on the aperture area of the mesh on the second net wall and the 3rd net wall increases successively, described feed pipe comprises buffer memory section and raising section, described buffer memory section is provided with the 3rd gate and conveyer belt, described buffer memory section is docked between described charging aperture and the upper end of raising section, the lower end of described raising section and described first is got lymphogranuloma inguinale and second and is got lymphogranuloma inguinale and be docking together, hoisting mechanism is provided with in described raising section.During use, fish pocket is placed in water, the fish (hereinafter referred to as small fish) that can pass through from the mesh the first net wall can freely pass in and out fish pocket, then can not be trapped in the first fish room by the fish (hereinafter referred to as middle fish) of the mesh on the first net wall by the mesh on the second net wall, then can be trapped in the second fish room by the fish (hereinafter referred to as large fish) of the mesh on net wall by the mesh on the 3rd net wall, fish is separated automatically according to size.When middle fish will be killed, open the first gate and the aperture of adjustment the 3rd gate makes fish be merely able to single only enter charging aperture, fish in first fish room is got lymphogranuloma inguinale through first and enters raising section, under the effect of hoisting mechanism, fish arrives buffer memory section, under the effect of conveyer belt, fish enters through charging aperture and cuts open fish machine, cuts open fishing machine and is cut open by fish.When large fish will be killed, open the second gate and the aperture of adjustment the 3rd gate makes fish be merely able to single only enter charging aperture, fish in second fish room is got lymphogranuloma inguinale through second and enters raising section, under the effect of hoisting mechanism, fish arrives buffer memory section, under the effect of conveyer belt, fish enters through charging aperture and cuts open fish machine, cuts open fishing machine and is cut open by fish.If catch and kill large fish after first catching and killing middle fish, then the sound that during fish, equipment produces in catching and killing makes fish generation flee from, and the result of fleeing from only has large fish substantially for making substantially to only have in the first fish room in middle fish, the second fish room.If catch and kill middle fish after first catching and killing large fish, in order to reduce the quantity of fish in the second fish room, preferably first the fish in fish room being driven, making the fish only having corresponding size in each fish room, thus the ratio of the fish do not catched and not killed according to magnitude classification can be reduced.If need according to the order of magnitude of more than three carry out sorting catch and kill time, then the fish room be also communicated with carrier pipe of more than three is set accordingly.
As preferably, mesh on described second net wall and the mesh on the 3rd net wall are all provided with the port lid of unidirectional unlatching, the described port lid being arranged in the mesh on described second net wall is opened towards described first fish room, and the described port lid being arranged in the mesh on described 3rd net wall is opened towards described second fish room.Effectively can prevent middle fish from leaving the first fish room, greatly fish and leave the second fish room (also namely the fish of corresponding size is merely able to enter corresponding fish room and can not leave this fish room), fishing efficiency of the present invention can be improved.
As preferably, described port lid is provided with some through holes along the through port lid of port lid opening direction.Resistance when opening port lid can be reduced, make fish can enter fish room more easily.
As preferably, described port lid and corresponding mesh hinged by hinge, described through hole is the arcuate socket extended along the circumference of the circle centered by the axis of described hinge.When rotating port lid, water can pass through through hole more glibly, more laborsaving convenience when making Switch Hole Cover.Port lid port lid is laborsaving can produce following beneficial effect: fish more easily laborsaving can enter fish room, and port lid can more reliably be shut.Laborsaving when fish enters fish room, then can improve fishing efficiency of the present invention.
As preferably, described through hole, from described hinge apart from close to the aperture area of through hole be less than aperture area from the through hole away from described hinge.When rotating port lid, from hinge distance more away from the arm of force in place larger, the moment that water resistance in rotation process stops port lid rotation can be reduced so further.
As preferably, described fish pocket is provided with sound-producing device, and described sound-producing device is used for producing sound before unlatching second valve or the first valve.Can reduce when catching and killing large fish by the ratio of small fish in catching by mistake.Catch and kill the ratio of the small fish that middle fish mistiming is caught.Accuracy when automatic sorting is catched and killed is good.
As preferably, described port lid is also provided with pass lid spring.Port lid can be made automatically reliably to cover in through-holes, and prevent port lid from not closing in time and causing fish to leave fish room, catching rate is high.Only can certainly rely on gravity that port lid is covered, but poor reliability and fishing inefficiency can be caused like this.
As preferably, formed between described first net wall and the 3rd net wall and collect mouth.Collect mouth can play and guide fish to enter effect in the second fish room, thus catching rate is improved.
As preferably, described first fish indoor are provided with electric light, described second fish indoor are provided with dividing plate, described dividing plate is between described second net wall and the 3rd net wall, described second fish room is divided into two locellus by described dividing plate, and described dividing plate is provided with the fish pass of connection two locellus, is provided with impeller in described fish pass, described impeller and generator link together, and described generator and described electric light link together.When fish is through fish pass, drives impeller is rotated, impeller-driven electrical power generators, and the electric drive electric light that generator sends is luminous, and electric light can lure fish to enter fish room, improves fishing efficiency of the present invention.Utilize the movement power generation of fish, solve the problem of field use inconvenience.
As preferably, described impeller comprises impeller blade and impeller shaft, and described impeller shaft and described generator link together, and described impeller blade is provided with loophole, and described dividing plate is resistance photo structure.Can effectively lure fish to pass fish pass and drives impeller axis of rotation, to improve generating efficiency, water resistance during wheel rotor rotating shaft is simultaneously little, and kinetic energy when can improve fish movement is the efficiency of electric energy.
As preferably, described dividing plate is provided with horn mouth towards the side of described 3rd net wall, and one end that described iiared port area is little and fish pass are docking together.Fish promotes port lid when entering the second fish room, port lid is opened when the current flowing to dividing plate produced run into dividing plate and flowed towards fish pass under bell-mouthed conflux effect, thus play the effect that promotion fish enters fish pass drives impeller generating together with auxiliary fish, generating efficiency of the present invention can be improved.
As preferably, described first net wall comprises diapire and roof, and described second net wall and the 3rd net wall are all tubular structure, and described 3rd net wall is set on described second net wall, and described diapire and roof are connected to the axial two ends of described second net wall and the 3rd net wall.The fish of traveling round to the first fish room from the present invention four successfully can both be entered fish room, improve fishing efficiency of the present invention.
The present invention has following advantage: fish pocket designs two fish rooms, and each fish room can only make the fish of corresponding size be detained wherein, and by fish room with cut open fish machine and be docking together, thus make automatically from water, separately to catch and kill fish according to size by the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the close-up schematic view at the A place of Fig. 1.
Fig. 3 is the schematic top plan view of fish pocket in the embodiment of the present invention two, do not draw the mesh on the first net wall, the parts between bulb and generator in this figure.
In figure: the first net wall 1, mesh 11 on first net wall, collect mouth 12, diapire 13, roof 14, second net wall 2, mesh 21 on second net wall, 3rd net wall 3, mesh 31 on 3rd net wall, first fish room 4, electric light 41, lamp driving circuits 42, light-operated switch 421, first gets lymphogranuloma inguinale 43, first gate 44, port lid 5, through hole 51, hinge 52, close lid spring 53, second fish room 6, dividing plate 61, locellus 62, fish pass 63, horn mouth 64, one end 641 that iiared port area is little, second gets lymphogranuloma inguinale 65, second gate 66, sound-producing device 67, impeller 7, impeller shaft 71, impeller blade 72, loophole 721, gear 73, generator 8, charger 81, battery 82, gear ring 83, connecting rod 84, the driving shaft 85 of generator, cut open fish machine 9, charging aperture 91, feed pipe 92, buffer memory section 921, raising section 922, 3rd gate 93, conveyer belt 94, hoisting mechanism 95, elevator belt 951, supporting plate 952.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
Embodiment one, see Fig. 1, a kind ofly selects the government official fish device recaptured and drag for, and comprises fish pocket and cuts open fish machine 9.
Fish stomacher draws together the first net wall 1, second net wall 2 and the 3rd net wall 3.
First net wall 1 is the cylindrical structure of open at one end.
Second net wall 2 is arranged in the first net wall 1.First net wall 1 and the second net wall 2 surround the first fish room 4.First fish room 4 is provided with first and gets lymphogranuloma inguinale 43.First gets lymphogranuloma inguinale 43 is provided with the first gate 44.Electric light 41 is provided with in first fish room 4.The aperture area of the mesh 11 on the first net wall is less than the aperture area of the mesh 21 on the second net wall.Mesh 21 on second net wall is provided with port lid 5.Port lid 5 on mesh 21 on second net wall can only be opened in the first fish room 4.
3rd net wall 3 is positioned at the first net wall 1.Formed between 3rd net wall 3 and the first net wall 1 and collect mouth 12.First net wall 1, second net wall 2 and the 3rd net wall 3 three surround the second fish room 6.Second fish room 6 is provided with second and gets lymphogranuloma inguinale 65.Second gets lymphogranuloma inguinale 65 is provided with the second gate 66.Dividing plate 61 and sound-producing device 67 is provided with in second fish room 6.Dividing plate 61 be resistance photo structure, i.e. light can not through dividing plate 61 through and dividing plate 61 is not established yet the meaning of loophole.Dividing plate 61 is between the second net wall 2 and the 3rd net wall 3.Second fish room 6 is divided into two locellus 62 by dividing plate 61.Dividing plate 61 is provided with the fish pass 63 of connection two locellus 62.Dividing plate 61 is provided with horn mouth 64 towards the side of the 3rd net wall 3.One end 641 that iiared port area is little and fish pass 63 are docking together.Impeller 7 is provided with in fish pass 63.Impeller 7 comprises impeller shaft 71 and impeller blade 72.Impeller shaft 71 is vertical with the bearing of trend of fish pass 63.Fish pass 63 is straight channel.The driving shaft of impeller shaft 71 and generator 8 links together.Generator 8 is linked together by charger 81 and battery 82, and battery 82 is electrically connected by lamp driving circuits 42 and electric light 41.Lamp driving circuits 42 is existing circuit, and concrete mode is depending on the type of electric light.Light-operated switch 421 is provided with in lamp driving circuits 42.Impeller blade 72 is provided with some loopholes 721.Second net wall 2 is isolated between the first fish room 4 and the isolation of the second fish room 6.The aperture area of the mesh 31 on the 3rd net wall is greater than the aperture area of the mesh 21 on the second net wall.Mesh 31 on 3rd net wall is provided with port lid 5.The port lid 5 of the mesh 31 on the 3rd net wall can only be opened in the second fish room 6.Sound-producing device 67 is loudspeaker.Sound-producing device 67 is driven by battery 82.
Cut open fish machine 9 for existing equipment.Cut open fish machine 9 and be provided with charging aperture 91.Charging aperture 91 is to being connected to feed pipe 92.Feed pipe 92 comprises buffer memory section 921 and raising section 922.One end and the charging aperture 91 of buffer memory section 921 link together, the upper end of the other end and raising section 922 is docking together.Buffer memory section 921 is provided with the 3rd gate 93 and conveyer belt 94.The lower end of raising section 921 and first is got lymphogranuloma inguinale 43 and second and is got lymphogranuloma inguinale 65 and be docking together.Hoisting mechanism 95 is provided with in raising section 922.Hoisting mechanism 95 comprises elevator belt 951 and some supporting plates 952 along the distribution of elevator belt bearing of trend.Certain hoisting mechanism 95 adopts the elevator of existing structure also passable.
The port lid 5 of the mesh 31 on the 3rd net wall is identical with the connected mode of the mesh 21 on the second net wall with the port lid 5 of the mesh 21 on the second net wall with the connected mode of the mesh 31 on the 3rd net wall.Connected mode below with regard to the mesh 31 on the same 3rd net wall of port lid 5 of the mesh 31 on the 3rd net wall is described as follows:
See Fig. 2, the port lid 5 on the mesh 31 on the 3rd net wall and being hinged on the mesh 31 on the 3rd net wall by hinge 52.Sheathed relevant lid spring 53 on hinge 52.Closing lid spring 53 is torsion spring.Port lid 5 is provided with some through holes 51.Through hole 51 is along the through port lid 5 of port lid opening direction.Through hole 51 is the arcuate socket of the circumference extension along the circle centered by the axis of hinge 52.There is following relation between the aperture area of through hole 51, from hinge apart from close to the aperture area of through hole be less than aperture area from the through hole away from hinge.
Switch and the use procedure of the present invention of port lid are:
See Fig. 2, under the effect of closing lid spring 53, port lid 5 to cover on the mesh 31 on the 3rd net wall with hinge 52 for axle turns to, one end away from hinge of port lid 5 is connected on the 3rd net wall 3 and prevents port lid from being opened by towards the second outside, fish room 6 thus realizing the unidirectional unlatching of port lid.When entering the second fish room 6 when the mesh 31 of fish on the 3rd net wall, fish promotes port lid 5 towards the second fish room 6 inner rotation, and fish enters the second fish room 6, and then port lid 5 is automatically shut under the effect of closing lid spring 53.Large fish, middle fish and small fish can both enter the second fish room 6 by the mesh 31 on the 3rd net wall.
See Fig. 1, during use, fish pocket is placed in the waters of fishing for, cuts open fish machine 9 and be placed on the bank.Under bulb 41 sends the luring of light, the mesh 21 of fish successively through collecting mouth 12, on mesh 31, second fish room 6 on the 3rd net wall is positioned at locellus 62 on the left of dividing plate 61, fish pass 63, second fish room 6 is positioned on the right side of dividing plate 61 locellus 62, second net wall and enter the first fish room 4.Wherein small fish freely (can be trapped in the second fish room 6 after namely small fish can not be picked up by the present invention, fish enters the second fish room 6 greatly by the present invention, middle fish is trapped in the first fish room after entering the first fish room 4 further, realizes automatically the separating according to size to fish).Now may be mixed with in the second fish room in middle small fish, the first fish room and may be mixed with small fish.Fish drives impeller 7 when fish pass 63 is rotated, and impeller 7 drives the electricity that generator 8 generates electricity, generator 8 sends to be charged by charger 81 accumulators 82, and battery 82 drives electric light 41 luminous by lamp driving circuits 42.Under the effect of light-operated switch 421, when making to only have at night, bulb is just luminous.Fish enters into the second fish room 6 when being arranged in the locellus 62 on the left of dividing plate 61, and because dividing plate 61 has blocked light, light can only enter this space by the loophole 721 on impeller blade 72, thus attracts fish along fish pass 63 to right travel.When catching and killing fish, first make sound-producing device 67 sound, fish gets a fright and produces and flee from phenomenon, and the result of fleeing from is only leave middle fish in the first fish room, only remaining large fish in the second fish room.If catch and kill middle fish, open the first gate 43 and the aperture of adjustment the 3rd gate 93 makes fish be merely able to list to enter charging aperture 91.Fish in first fish room 4 is got lymphogranuloma inguinale 43 through first and enters raising section 922, and under the effect of hoisting mechanism 95, fish is transported to buffer memory section 921, and under the effect of conveyer belt 94 and the 3rd gate 93, fish is cutd open fish machine 9 by only entering charging aperture 91 and cuts open.If catch and kill large fish, open the second gate 66 and the aperture of adjustment the 3rd gate 93 makes fish be merely able to list to enter charging aperture 91, fish in second fish room 6 is got lymphogranuloma inguinale 65 through second and enters raising section 922, under the effect of hoisting mechanism 95, fish arrives buffer memory section 921, and under the effect of conveyer belt 94 and the 3rd gate 93, fish is cutd open fish machine 9 by only entering charging aperture 91 and cuts open.
Embodiment two, see Fig. 3, the difference with embodiment one is: the first net wall 1 only comprises diapire 13 and roof 14, and the area of diapire 13 is greater than the area of diapire 14, and stationarity when using like this is good.Second net wall 2, the 3rd net wall 3 and dividing plate 61 are all tubular structure.Dividing plate 61 is set on the second net wall 2, and the 3rd net wall 3 is set on dividing plate 61.Diapire 13 and roof 14 are sealed on the axial two ends of the second net wall 2, the 3rd net wall 3 and dividing plate 61.4, two, the first fish room locellus 62 is made to be all loop configuration.Being provided with in multiple fish pass 63(the present embodiment in dividing plate 61 is 6), the corresponding horn mouth 64 of each fish pass.Fish pass 63 distributes along the circumference of the 3rd net wall 3.Impeller shaft 71 in each fish pass 63 is provided with gear 73.Generator 8 is provided with gear ring 83.Gear ring 83 is connected on the driving shaft 85 of generator by connecting rod 84.Gear ring 83 and gear 73 mesh together.
Claims (7)
1. can select the government official fish device recaptured and drag for for one kind, comprise and cut open fish machine and fish pocket, the described fish machine that cuts open is provided with charging aperture, it is characterized in that, also comprise feed pipe, the first net wall drawn together by described fish stomacher, second net wall and the 3rd net wall, described first net wall and the second net wall surround the first fish room, described first fish room is provided with first and gets lymphogranuloma inguinale, described first gets lymphogranuloma inguinale is provided with the first gate, first net wall, second net wall and the 3rd net wall surround the second fish room, described second fish room is provided with second and gets lymphogranuloma inguinale, described second gets lymphogranuloma inguinale is provided with the second gate, described second net wall is isolated between described first fish room and the second fish room, the aperture area of the mesh on described first net wall, the aperture area of the mesh on the aperture area of the mesh on the second net wall and the 3rd net wall increases successively, described feed pipe comprises buffer memory section and raising section, described buffer memory section is provided with the 3rd gate and conveyer belt, described buffer memory section is docked between described charging aperture and the upper end of raising section, the lower end of described raising section and described first is got lymphogranuloma inguinale and second and is got lymphogranuloma inguinale and be docking together, hoisting mechanism is provided with in described raising section, described first fish indoor are provided with electric light, described second fish indoor are provided with dividing plate, described dividing plate is between described second net wall and the 3rd net wall, described second fish room is divided into two locellus by described dividing plate, described dividing plate is provided with the fish pass of connection two locellus, impeller is provided with in described fish pass, described impeller and generator link together, described generator and described electric light link together, described impeller comprises impeller blade and impeller shaft, described impeller shaft and described generator link together, described impeller blade is provided with loophole, described dividing plate is resistance photo structure, described dividing plate is provided with horn mouth towards the side of described 3rd net wall, one end that described iiared port area is little and fish pass are docking together.
2. according to claim 1ly select the government official fish device recaptured and drag for, it is characterized in that, mesh on described second net wall and the mesh on the 3rd net wall are all provided with the port lid of unidirectional unlatching, the described port lid being arranged in the mesh on described second net wall is opened towards described first fish room, and the described port lid being arranged in the mesh on described 3rd net wall is opened towards described second fish room.
3. according to claim 2ly select the government official fish device recaptured and drag for, it is characterized in that, described port lid is provided with some through holes along the through port lid of port lid opening direction.
4. according to claim 3ly select the government official fish device recaptured and drag for, it is characterized in that, described port lid and corresponding mesh hinged by hinge, described through hole is the arcuate socket extended along the circumference of the circle centered by the axis of described hinge.
5. according to claim 4ly select the government official fish device recaptured and drag for, it is characterized in that, described through hole, from described hinge apart from close to the aperture area of through hole be less than aperture area from the through hole away from described hinge.
6. according to claim 1 or 2 or 3 or 4 or 5, select the government official fish device recaptured and drag for, it is characterized in that, described second fish indoor are provided with sound-producing device, and described sound-producing device is used for producing sound before unlatching second valve or the first valve.
7. according to claim 1 or 2 or 3 or 4 or 5, select the government official fish device recaptured and drag for, it is characterized in that, described first net wall comprises diapire and roof, described second net wall and the 3rd net wall are all tubular structure, described 3rd net wall is set on described second net wall, and described diapire and roof are connected to the axial two ends of described second net wall and the 3rd net wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544175.4A CN103564027B (en) | 2013-11-07 | 2013-11-07 | Fish killing device capable of catching dependent on weight |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544175.4A CN103564027B (en) | 2013-11-07 | 2013-11-07 | Fish killing device capable of catching dependent on weight |
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| CN103564027A CN103564027A (en) | 2014-02-12 |
| CN103564027B true CN103564027B (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310544175.4A Active CN103564027B (en) | 2013-11-07 | 2013-11-07 | Fish killing device capable of catching dependent on weight |
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| CN (1) | CN103564027B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110738172B (en) * | 2019-10-15 | 2023-08-04 | 青岛罗博飞海洋探测装备应用技术研究院有限公司 | Underwater organism trapping and killing method and system |
| CN114411651B (en) * | 2022-03-07 | 2024-03-22 | 安徽理工大学 | Step-by-step paired up-down reciprocating combined fishway and fish passing method |
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| WO2001028318A1 (en) * | 1999-10-15 | 2001-04-26 | Ian Mcrobert | Grading system for marine animals |
| CN2829360Y (en) * | 2005-01-04 | 2006-10-25 | 福建省水产研究所 | Fish sizes grading appts |
| EP1927282A1 (en) * | 2006-11-28 | 2008-06-04 | Danny Gallagher | Juvenile fish excluder |
| CN201252799Y (en) * | 2008-09-10 | 2009-06-10 | 陈福礼 | Fresh-fish processing device |
| CN202172721U (en) * | 2011-08-01 | 2012-03-28 | 杨志光 | Illuminating drop net with fish separating device and safety escape passage for silver carp and bighead carp fry |
| CN102440280A (en) * | 2010-10-12 | 2012-05-09 | 陈广义 | Full-automatic fish shearing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005027510A (en) * | 2003-07-07 | 2005-02-03 | Nichimo Co Ltd | Method for grading fish body in crawl and system for grading fish body |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1653683A1 (en) * | 1989-02-03 | 1991-06-07 | В.Н.Мельников, А.В Мельников, С.Ф.Ефанов и И.Г.Истомин | Device for separating hydrobionts for types and sizes in catching |
| WO2001028318A1 (en) * | 1999-10-15 | 2001-04-26 | Ian Mcrobert | Grading system for marine animals |
| CN2829360Y (en) * | 2005-01-04 | 2006-10-25 | 福建省水产研究所 | Fish sizes grading appts |
| EP1927282A1 (en) * | 2006-11-28 | 2008-06-04 | Danny Gallagher | Juvenile fish excluder |
| CN201252799Y (en) * | 2008-09-10 | 2009-06-10 | 陈福礼 | Fresh-fish processing device |
| CN102440280A (en) * | 2010-10-12 | 2012-05-09 | 陈广义 | Full-automatic fish shearing machine |
| CN202172721U (en) * | 2011-08-01 | 2012-03-28 | 杨志光 | Illuminating drop net with fish separating device and safety escape passage for silver carp and bighead carp fry |
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| CN103564027A (en) | 2014-02-12 |
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