CN107484809A - A kind of live fish classifying screen - Google Patents
A kind of live fish classifying screen Download PDFInfo
- Publication number
- CN107484809A CN107484809A CN201710798335.6A CN201710798335A CN107484809A CN 107484809 A CN107484809 A CN 107484809A CN 201710798335 A CN201710798335 A CN 201710798335A CN 107484809 A CN107484809 A CN 107484809A
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- China
- Prior art keywords
- cam
- live fish
- adjustment plate
- grid
- hopper
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Classifications
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- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C25/00—Processing fish ; Curing of fish; Stunning of fish by electric current; Investigating fish by optical means
- A22C25/04—Sorting fish; Separating ice from fish packed in ice
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Food Science & Technology (AREA)
- Processing Of Meat And Fish (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention relates to a kind of live fish classifying screen, including rack-mounted horizontal rotation mechanism, enter hopper and connect hopper and cam adjustment plate.The horizontal rotation mechanism includes several pieces grids, the regulation door between adjacent grid and the cylinder side wall for being fixed in all grid outers, each regulation door is corresponded on the outside of the cylinder side wall one cam mechanism and a spring return function mechanism controlled by cam mechanism are installed, the cam mechanism is adjusted by cam adjustment plate and rotated, the rotating shaft of the regulation door is driven by the spring return function mechanism to rotate, and it is formed the gap being sized between adjacent grid.The present invention can come live fish according to fish body size fast accurate during the rotation of horizontal rotation mechanism according to different size grade distinguishing, and be collected into corresponding receipts hopper, improve live fish classification efficiency.
Description
Technical field
The present invention relates to a kind of live fish classifying screen, belongs to live fish size fractionation triage techniques field.
Background technology
According to Malcolm C M Beveridge, 1987.Cage aquaculture [M] .England:Fishing News
Books Ltd. are recorded：Johnsons devises a kind of be arranged in sweep net to separate the rigid aluminium of salmon in nineteen eighty-three
Matter grid.Its operation principle is：Sweep net is put into net cage, towing netting gear makes the fish in net cage fully enter in sweep net,
The effect of driveing having again by receiving hoisting net, the wide less salmon of body are then swum out of through aluminum metal grid gap, are retained in net cage；
Body is wide larger to be left in net and be sold for fishing by grid gap.The major defect of this natural rigid grid is：
Piece-rate system is heavy, and the area of separate gate is restricted, and rigid grid often results in the damage of fish body, so as to influence to separate
Quality and effect.Wang Zhiyong, Chen Zhixin, Jiang Tao, Xu Zhi of the Shanghai Ocean University journal publication published for 2012 are strong etc. to be made
The article " fish automatic weight grading device " of person, discloses and carries out screening juvenile fish using horizontal regulating roller spacing pattern, though
So realize mode of the automation instead of artificial screening, but its classification effectiveness is low, and screening process there is fish and water separation and
The defects of fish is easily mechanically damaged.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of live fish classifying screen, can be between adjust automatically leakage fish
Gap realizes the Fast Classification to live fish to screen different size of live fish.
In order to solve the above problems, the technical solution adopted by the present invention is as follows：
A kind of live fish classifying screen, including by motor-driven horizontal rotation mechanism, installed in institute in frame
State the n for entering hopper and lower section above horizontal rotation mechanism be filled with water meet hopper and the n on the outside of horizontal rotation mechanism
Individual cam adjustment plate,
Circular rotating support, the uniform intervals that the horizontal rotation mechanism is included in live spindle are fixed in circle
Several pieces grids on runing rest periphery, the regulation door between adjacent grid and the circle for being fixed in all grid outers
Post side wall, the regulation door include the blade being fixed in vertically in rotating shaft, and the rotating shaft is arranged on circular rotating support and circle
Between post side wall,
Each regulation door is corresponded on the outside of the cylinder side wall one cam mechanism and one is installed by cam mechanism control
Spring return function mechanism, the cam mechanism are adjusted by cam adjustment plate and rotated, and the rotating shaft is driven by the spring return function mechanism
Rotation, makes it form gap between adjacent grid,
The end face that the cam adjustment plate is in contact with cam structure is curve shape, in n cam adjustment plate, wherein
The end surface shape of one cam adjustment plate contact surface is to wait deceleration curve, and the end surface shape of remaining cam adjustment plate contact surface is
Constant acceleration curve, for cam mechanism after rotating a circle, position returns to original state,
Grid areas size between the entrance size for connecing hopper and adjacent cams adjustable plate is consistent.
The operation principle of said structure is that live fish to be sorted skids off from hopper is entered, into horizontal rotation mechanism grid,
Adjust and formed between door and cylinder side wall in space, adjust and do not form space before horizontal mechanism rotation between door and grid.
When horizontal rotation mechanism starts to rotate, the cam mechanism near cam adjustment plate is in contact with it, and the cam mechanism is adjusted by cam
The angle that the effect rotation one of plate is fixed is saved, cam mechanism acts on spring return function mechanism, makes the drive pair of spring return function mechanism again
The regulation door synchronous rotary identical angle answered so that between the regulation door and grid formed certain angle gap, live fish from
Gap skids off to enter and connect in hopper.As horizontal rotation mechanism constantly rotates, adjust and constantly form certain angle between door and grid
The gap of degree, so that the blade of each regulation door and live fish corresponding with gap length between grid skid off into what is be filled with water and connect fish
In bucket.Cam mechanism is often by a cam adjustment plate, and blade angle adjusts once, when cam mechanism passes through contact surface end surface shape
For constant acceleration curve n-1 cam adjustment plate when, the angle of rotation constantly increases, when cam mechanism passes through contact surface end face shape
Shape is when waiting that cam adjustment plate of deceleration curve, to rotate round about, the angle of regulation door and grid is reverted to not
There is 0 ° of gap.By the angle that the regulation door in region between two adjacent cam adjustment plates is rotated is identical, so will connect
The grid areas size that the entrance of hopper is sized and dimensioned between adjacent cams adjustable plate is consistent, in the region, with
The live fish of the formed objects of clearance angle adaptation skids off connecing in hopper below entrance from gap, realizes the live fish of similar size
Distinguish.N cam adjustment plate is set, is achieved that the differentiation separation of the different size of live fish of n classes.
Further improve is that the cam mechanism includes camshaft, is arranged on the camshaft by rotary damper
On edge cam and the first roller for being fixed on edge cam, first roller is used for and cam adjustment respective outer side edges are made
With.The spring return function mechanism includes being fixed on cylinder, push rod, the spring being sleeved on push rod below grid, the spring
Both ends be pressed on respectively on the end and following push rod fixed seats of cylinder, one end of the push rod is arranged in cylinder, is pushed away
The affixed push rod fixed seat of the other end of bar, be provided with the push rod fixed seat connecting rod and with the edge cam mating reaction
Second roller, the top of the connecting rod are provided with the bearing pin coaxially connected with the rotating shaft, when edge cam rotates, the company
Bar rotates around bearing pin, drives regulation door synchronous axial system.
In above-mentioned cam mechanism, edge cam is arranged on camshaft by rotary damper, and rotary damper can
Prevent that adjusting gap changes.The first roller being fixed on edge cam is used for and cam adjustment plate mating reaction, works as end
Face cam is gone at cam adjustment plate with horizontal rotation mechanism, and the operative end surface of cam adjustment plate extrudes the first roller, so that
Edge cam rotates, and edge cam extrudes the second roller in rotation process, push rod fixed seat is produced movement, in this process
In, connecting rod rotates around bearing pin, drives the regulation door synchronous axial system being coaxial therewith, meanwhile, spring is compressed, and the end of push rod is to circle
Moved in cylinder, the elastic force of spring ensures the elasticity extruding of the second roller and edge cam.
Further, in order to increase the torque of edge cam, affixed a connecting piece on the edge cam, the connection sheet
The other end is stretched out outside edge cam, and first roller installs the outwardly directed end of connection sheet.
Further, preferably, the cam adjustment plate and the quantity for connecing hopper are 4.
Further, the frame includes two horizontal cross bars connected in crosswise and is connected to the horizontal cross bar end
Vertical rod.
Further, cam adjustment plate is arranged on the inner side of the vertical rod.
Further, in order to increase the space below horizontal rotation mechanism, the motor is arranged on the top of the frame.
Further, it is described enter hopper be the skewed slot being installed in the frame.
Compared with prior art, the beneficial effects of the present invention are：
1st, the present invention have several settings category level, horizontal rotation mechanism it is rotating during, can
Live fish is come according to fish body size according to different size grade distinguishing fast accurate, and is collected into corresponding receipts hopper,
The Quick uniform classification of live fish is realized, improves live fish classification efficiency.
2nd, connecing below horizontal rotation mechanism fills water in hopper, realizes the band water separation of live fish, avoids because of dehydration
The damage to caused by fish body.
3rd, live fish classifying screen of the invention classification is accurate, suitable for the big live fish point of build difference in the range of 0-30mm
Class, the live fish classification that body size is more or less the same is also suitable, is had a wide range of application.
4th, live fish classifying screen space of the invention is small, conveniently moving, suitable for the classification to a variety of live fishes.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the top view of one embodiment of the present invention.
Fig. 3 is the side view of one embodiment of the present invention.
Fig. 4 is the structural representation that door is adjusted in one embodiment of the present invention.
Fig. 5 is that the part of cam mechanism, spring return function mechanism outside cylinder side wall in one embodiment of the present invention is shown
It is intended to.
Fig. 6 is the enlarged diagram of spring return mechanism in Fig. 5.
Fig. 7 is cam mechanism in one embodiment of the present invention in rotation process and successively between cam adjustment plate
Interactively schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.According to following explanation, sheet
The purpose, technical scheme and advantage of invention will be apparent from.It should be noted that described embodiment is the preferred of the present invention
Embodiment, rather than whole embodiments.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, a kind of live fish classifying screen, including frame 1, installation is by motor in frame 1
The horizontal rotation mechanism 3 of 2 drivings, entering below hopper 8 and horizontal rotation mechanism above the horizontal rotation mechanism 3
4 be filled with water connect hopper 6 and 4 cam adjustment plates 7 positioned at the outside of horizontal rotation mechanism 3.It is in cross that the frame 1, which includes,
Two horizontal cross bars 11 of shape connection and the vertical rod 12 for being connected to the horizontal cross bar end, above-mentioned cam adjustment plate are preferably installed
In the inner side of the vertical rod 12.Preferably, it is described enter hopper 8 be to be installed in skewed slot in the frame 1.
Circular rotating support 32, the uniform intervals that the horizontal rotation mechanism 3 includes being arranged in live spindle 31 are affixed
Several pieces grids 10 on the periphery of circular rotating support 32, the regulation door 9 between adjacent grid and it is fixed in all
The cylinder side wall 33 of grid outer, the rotating shaft 91 of the regulation door 9 are arranged between circular rotating support 32 and cylinder side wall 33.
With reference to Fig. 4, the regulation door 9 includes the blade 92 being fixed in vertically in rotating shaft 91, when adjusting the rotation of door 9, the blade
Opened with certain angle forms the gap of setting between 92 and grid 10, and the fish for meeting this interstice coverage size just can be from gap
In fall, fall on and connect in hopper 6.
In the outside of cylinder side wall 33, corresponding each regulation door is provided with a cam mechanism 4 and one and controlled by cam mechanism
Spring return function mechanism 5, the cam mechanism 4 adjusts rotation by cam adjustment plate 7, and the rotating shaft 91 of the regulation door 9 is by described
Spring return function mechanism 5 drives rotation, it is formed the gap being sized between adjacent grid.
With reference to shown in figure 7, the end face that the cam adjustment plate 7 is in contact with cam structure is curve shape, the 4 of diagram
In individual cam adjustment plate 7, the end surface shape of preceding 3 cam adjustments plate contact surface is constant acceleration curve L2, the 4th cam adjustment
The end surface shape of plate contact surface is to wait deceleration curve L1, and after cam mechanism is rotating a circle, position returns to original state.
Grid areas size between the entrance size for connecing hopper 6 and adjacent cams adjustable plate is consistent.
The operation principle of said structure is that live fish to be sorted skids off from hopper is entered, into horizontal rotation mechanism grid,
Adjust and formed between door and cylinder side wall in space, adjust and do not form space before horizontal mechanism rotation between door and grid.
When horizontal rotation mechanism starts to rotate, the cam mechanism near cam adjustment plate is in contact with it, and the cam mechanism is adjusted by cam
The angle that the effect rotation one of plate is fixed is saved, cam mechanism acts on spring return function mechanism, makes the drive pair of spring return function mechanism again
The regulation door synchronous rotary identical angle answered, so that the gap of certain angle is formed between the blade and grid of the regulation door,
Live fish skids off to enter from gap and connect in hopper.As horizontal rotation mechanism constantly rotates, adjust and constantly formed between door and grid
The gap of certain angle, fish is connect so that each adjusting door and being skidded off with live fish corresponding with gap length between grid into what is be filled with water
In bucket.Cam mechanism often by a cam adjustment plate, angle adjustment once, when cam mechanism passes sequentially through contact surface end surface shape
For constant acceleration curve cam adjustment plate when, regulation door rotate angle constantly increase, when cam mechanism passes through contact surface end face
When being shaped as waiting that cam adjustment plate of deceleration curve, rotate round about, revert to the angle of regulation door and grid
Very close to each other 0 °.By the angle that the regulation door in region between two adjacent cam adjustment plates is rotated is identical, so will
It is consistent to connect the grid areas size that the entrance of hopper is sized and dimensioned between adjacent cams adjustable plate, in the region,
The live fish for the formed objects being adapted to clearance angle skids off connecing in hopper below entrance from gap, realizes the live fish of similar size
Differentiation.N cam adjustment plate is set, is achieved that the differentiation separation of the different size of live fish of n classes.
With reference to Fig. 5, the cam mechanism 4 includes camshaft 41, and rotary damper 42 is set with shown camshaft, described
The outside installation edge cam 43 of rotary damper, affixed first roller 44 on the edge cam, first roller 44 are used
Acted in camming structure fits.Preferably, in order to increase the torque of edge cam, affixed one connects on the edge cam 43
Contact pin 45, the other end of the connection sheet 45 are stretched out outside edge cam 43, and it is outside that first roller 44 installs the connection sheet
The end of stretching.
With reference to Fig. 6 and with reference to figure 5, the spring return function mechanism 5 includes being fixed on cylinder 51, the push rod of the lower section of grid 10
52nd, the spring 53 being sleeved on push rod, the both ends of the spring 53 are pressed on the end of cylinder respectively and following push rods is fixed
On seat, one end of the push rod is arranged in cylinder 51, the affixed push rod fixed seat 54 of the other end of push rod, the push rod fixed seat
Connecting rod 55 and the second roller 56 with the mating reaction of edge cam 43 be installed on 54, the top of the connecting rod be provided with
The coaxially connected bearing pin 57 of the rotating shaft 91, when edge cam rotates, the connecting rod 55 rotates around bearing pin 57, drives regulation door
Synchronous axial system.
With continued reference to Fig. 5, in above-mentioned cam mechanism, edge cam 43 is arranged on camshaft 41 by rotary damper 42
On, rotary damper can prevent that adjusting gap changes.The first roller 44 being fixed on edge cam is used for and cam
The mating reaction of adjustable plate 7, when edge cam is gone at cam adjustment plate with horizontal rotation mechanism, the operative end surface of cam adjustment plate
The first roller is extruded, so that edge cam 43 rotates, edge cam extrudes the second roller 56 in rotation process, consolidates push rod
Reservation 54 is moved, and in the process, connecting rod 55 rotates around bearing pin, drives the regulation door synchronous axial system being coaxial therewith, meanwhile, spring
53 are compressed, and the end of push rod 52 is moved into cylinder 51, and the elastic force of spring ensures to keep between the second roller and edge cam
Elasticity extruding.
With reference to shown in Fig. 7, with the rotation of horizontal rotation mechanism, edge cam often passes through a cam adjustment plate, all can
Rotate a certain angle, because the operative end surface of preceding 3 cam adjustment plates is constant acceleration curve, so what edge cam rotated
Angle constantly increases, and the gap between regulation door and grid is also increased therewith, when edge cam passes through the 4th cam adjustment plate
When, because its operative end surface is to wait deceleration curve, edge cam is rotated in the opposite direction, the setting of curve makes edge cam
Return to initial position, i.e., the state not extruded by cam adjustment plate.
It is described above, only it is the description explanation of the preferred embodiment of the present invention, not limiting the scope of the present invention, shows
So, any those skilled in the art are based on above-described embodiment, can readily occur in replacement or change to obtain other implementations
Example, these all should be included within the scope of the present invention.
Claims (8)
- A kind of 1. live fish classifying screen, it is characterised in that：Including in frame (1) by motor (2) driving horizontal rotation mechanism (3), installed in the horizontal rotation mechanism (3) n for entering hopper (8) and lower section above be filled with water meet hopper (6) and n on the outside of horizontal rotation mechanism (3) Cam adjustment plate (7),Circular rotating support (32), the uniform intervals that the horizontal rotation mechanism (3) includes being arranged in live spindle (31) are solid It is connected on several pieces grids (10) on circular rotating support (32) periphery, the regulation door (9) between adjacent grid and consolidates The cylinder side wall (33) of all grid outers is connected on, the regulation door (9) includes the blade being fixed in vertically in rotating shaft (91) (92) rotating shaft (91) is arranged between circular rotating support (32) and cylinder side wall (33),Corresponding each regulation door is provided with a cam mechanism (4) and one and controlled by cam mechanism on the outside of the cylinder side wall (33) Spring return function mechanism (5), the cam mechanism (4) by cam adjustment plate (7) adjust rotate, it is described regulation door (9) rotating shaft (91) driven and rotated by the spring return function mechanism (5), it is formed the gap being sized between adjacent grid,The end face that the cam adjustment plate (7) is in contact with cam structure is curve shape, in n cam adjustment plate (7), its In a cam adjustment plate contact surface end surface shape for wait deceleration curve (L1), the end face of remaining cam adjustment plate contact surface Constant acceleration curve (L2) is shaped as, for cam mechanism after rotating a circle, position returns to original state,Grid areas size between the entrance size for connecing hopper (6) and adjacent cams adjustable plate is consistent.
- 2. live fish classifying screen according to claim 1, it is characterised in that：The cam mechanism (4) includes camshaft (41), is arranged on by rotary damper (42) on the camshaft (41) Edge cam (43) and the first roller (44) being fixed on edge cam, first roller (44) is used for and cam structure (4) mating reaction,The spring return function mechanism (5) includes being fixed on cylinder (51) below grid (10), push rod (52), is sleeved on push rod Spring (53), the both ends of the spring (53) are pressed on the end and following push rod fixed seats of cylinder respectively, described to push away One end of bar is arranged in cylinder (51), the affixed push rod fixed seat (54) of the other end of push rod, on the push rod fixed seat (54) Connecting rod (55) and the second roller (56) with the edge cam (43) mating reaction are installed, the top of the connecting rod is provided with The bearing pin (57) coaxially connected with the rotating shaft (91), when edge cam rotates, the connecting rod (55) rotates around bearing pin (57), Drive regulation door synchronous axial system.
- 3. live fish classifying screen according to claim 2, it is characterised in that：Affixed a connecting piece (45) on the edge cam (43), the other end of the connection sheet (45) stretch out edge cam (43) Outside, first roller (44) installs the outwardly directed end of connection sheet.
- 4. live fish classifying screen according to claim 1, it is characterised in that：The cam adjustment plate and the quantity for connecing hopper are 4.
- 5. live fish classifying screen according to claim 1, it is characterised in that：The frame (1) includes two horizontal cross bars (11) connected in crosswise and is connected to the vertical of the horizontal cross bar end Bar (12).
- 6. live fish classifying screen according to claim 5, it is characterised in that：Cam adjustment plate is arranged on the inner side of the vertical rod (12).
- 7. live fish classifying screen according to claim 1, it is characterised in that：The motor is arranged on the top of the frame (1).
- 8. live fish classifying screen according to claim 1, it is characterised in that：It is described enter hopper (8) be to be installed in skewed slot in the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798335.6A CN107484809B (en) | 2017-09-07 | 2017-09-07 | A kind of live fish classifying screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798335.6A CN107484809B (en) | 2017-09-07 | 2017-09-07 | A kind of live fish classifying screen |
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| Publication Number | Publication Date |
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| CN107484809A true CN107484809A (en) | 2017-12-19 |
| CN107484809B CN107484809B (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710798335.6A Active CN107484809B (en) | 2017-09-07 | 2017-09-07 | A kind of live fish classifying screen |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108850111A (en) * | 2018-07-27 | 2018-11-23 | 中国水产科学研究院渔业机械仪器研究所 | A kind of classification regulating device of live fish classifying screen |
| CN108998602A (en) * | 2018-09-04 | 2018-12-14 | 鞍钢股份有限公司 | Blast furnace slag and metal ball mixing device for waste heat recovery and use method thereof |
| CN111528263A (en) * | 2020-05-20 | 2020-08-14 | 大连工业大学 | Rotary fish grading device |
| CN111869605A (en) * | 2020-07-28 | 2020-11-03 | 浙江省海洋水产研究所 | Selective fish washing device |
| CN114532277A (en) * | 2022-01-25 | 2022-05-27 | 中国海洋大学 | Automatic fish grading system |
| CN115088754A (en) * | 2022-06-20 | 2022-09-23 | 浙江国际海运职业技术学院 | Aquatic product conveying device for fishing boat |
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| DE102014000802A1 (en) * | 2014-01-22 | 2015-07-23 | ROSOMA GmbH Rostocker Sondermaschinen- und Anlagenbau | Method and mobile device for sorting fish and fish components by weight |
| CN106359234A (en) * | 2016-11-29 | 2017-02-01 | 中国海洋大学 | Rotating disc type fish sorter |
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| US2582007A (en) * | 1948-05-24 | 1952-01-08 | Andrew L Christiansen | Fish grading apparatus |
| GB2016882A (en) * | 1978-02-23 | 1979-10-03 | Goodson M G | Improved aquaculture tank |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108850111A (en) * | 2018-07-27 | 2018-11-23 | 中国水产科学研究院渔业机械仪器研究所 | A kind of classification regulating device of live fish classifying screen |
| CN108998602A (en) * | 2018-09-04 | 2018-12-14 | 鞍钢股份有限公司 | Blast furnace slag and metal ball mixing device for waste heat recovery and use method thereof |
| CN108998602B (en) * | 2018-09-04 | 2020-03-31 | 鞍钢股份有限公司 | Blast furnace slag and metal ball mixing device for waste heat recovery and use method thereof |
| CN111528263A (en) * | 2020-05-20 | 2020-08-14 | 大连工业大学 | Rotary fish grading device |
| CN111869605A (en) * | 2020-07-28 | 2020-11-03 | 浙江省海洋水产研究所 | Selective fish washing device |
| CN111869605B (en) * | 2020-07-28 | 2021-10-08 | 浙江省海洋水产研究所 | Selective fish washing device |
| CN114532277A (en) * | 2022-01-25 | 2022-05-27 | 中国海洋大学 | Automatic fish grading system |
| CN115088754A (en) * | 2022-06-20 | 2022-09-23 | 浙江国际海运职业技术学院 | Aquatic product conveying device for fishing boat |
| CN115088754B (en) * | 2022-06-20 | 2022-12-20 | 浙江国际海运职业技术学院 | Aquatic product conveying device for fishing boat |
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|---|---|
| CN107484809B (en) | 2019-08-23 |
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