A kind of net cage fish-catching apparatus
Technical field
The invention belongs to device for use in fishing trawl technical fields, are related to a kind of net cage fish-catching apparatus.
Background technique
Currently in aquaculture, especially in large-scale aquaculture pond and the cultivation of Largesize deepwater net cage Base environment, due to supporting
Grow that scale is increasing, the yield for cultivating fish is also higher and higher, and current single a Largesize deepwater net cage can cultivate 10 to 50 tons
Finished product live fish, therefore when fish is brought up, it is necessary in time live fish is caught out and sell, to guarantee the economic benefit of cultivation, but
This large amount of finished product live fish will be caught up, and keep higher survival rate, due to unsuitable machinery rapidly and efficiently
Change and receive fish equipment, fishing fish is a very big problem, currently can only receive fish using artificial, or using crane type equipment with hanging basket come
Fish is received, not only receives fish heavy workload in this way, the receipts fish speed slow time is long, and also very big to the mechanical injuries of fish, causes to live
The fish death rate is high, can seriously affect the economic benefit of cultivation, so how fish is received in mechanization rapidly and efficiently, it is current enlargement
Problem anxious to be resolved in culture fishery.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of net cage fish-catching apparatus, this hair are proposed
It is bright the technical problem to be solved is that: how to improve fishing efficiency.
Object of the invention can be realized by the following technical scheme: a kind of net cage fish-catching apparatus, including pumping fish tube, special
Sign is, further includes conveyor screw, motor one and storage fish tank, the conveyor screw is arranged in net cage and tapered helical form, institute
It states and is equipped with curtain along conveyor screw on conveyor screw, the shaft of the upper end of net cage and motor one is arranged in downwards in the motor one
Setting, the shaft of the motor one are in the center of net cage, and the shaft of the motor one and the upper end of the conveyor screw connect
Conveyor screw rotation is connect and is able to drive, one end of the pumping fish tube is fish end, and other end is clingfish end, the storage fish tank
It is provided on the side wall of upper end into fish valve, the lower end of the storage fish tank is provided with fish valve, and the top of the storage fish tank inner cavity is logical
It crosses vacuum tube to be connected to vacuum pump, the fish end of the pumping fish tube and connecting into fish valve on storage fish tank, the suction of the pumping fish tube
Fish end is protruded into net cage straight down by the axle center of conveyor screw.
The top of net cage is provided with conveyor screw, and the shape of conveyor screw is similar to spiralling volute spring, the spiral
The center line of body axis and net cage is overlapped, and the axis of the shaft of the motor one is also overlapped with the center line of net cage;
Along conveyor screw, curtain is set, for the setting curtain between conveyor screw and net cage bottom, curtain can be fishing net, from
And spiral fishing channel is formed in net cage, the fish in such net cage is in spiral fishing channel, pumping fish tube 2
Clingfish end being inserted into net cage from the middle part of conveyor screw, the top of conveyor screw connects motor one, drives spiral shell by motor one
Body rotation is revolved, the rotation of conveyor screw can drive intermediate aggregation of the fish by spiral fishing channel to conveyor screw, be conducive to inhale
Fish pipe is drawn into fish in storage fish tank, improves fishing efficiency.
It is such that store up closing into fish valve and fish valve on fish tank first in the course of work of this net cage fish-catching apparatus
It closes, then vacuum pump is started to work, and vacuum pump extracts the air in storage fish tank inner cavity out by vacuum tube, so that storage fish tank is interior
Vacuum state is gradually formed in chamber, meanwhile, motor works at the beginning, drives conveyor screw rotation, and the rotation of conveyor screw can drive fish
Intermediate aggregation by from spiral fishing channel to conveyor screw, after the vacuum degree in storage fish tank reaches job requirement, into
Fish valve is opened, and the fish and water near the clingfish end in pumping fish tube are drawn into together in storage fish tank, when in storage fish tank fish and
When water reaches certain amount, to be closed into fish valve, fish valve is opened, because fish valve is connected by pipeline with storage fish container,
The fish and water in fish tank are stored up by pipeline to storing up in fish container, automated job may be implemented in above-mentioned whole work process, catches
Fish is high-efficient.
In above-mentioned net cage fish-catching apparatus, rubber layer is provided on the inner wall of the storage fish tank.It has just been opened when into fish valve
When, the fish and water that pumping fish tube is inputted into storage fish tank can directly contact with rubber layer, to play the role of buffering, reduce fish
Damage, improves the quality and survival rate of fish.
In above-mentioned net cage fish-catching apparatus, the height of one end that the vacuum tube is connected to storage fish tank inner cavity is greater than into fish valve
Height.
It further include a netted block body in above-mentioned net cage fish-catching apparatus, the block body extend into described from top to bottom
In the helical duct that conveyor screw is formed, the top of block body is connected on a connecting rod, and the connecting rod is connected on net cage.In order to make to collect
Fish effect is more preferable, conveyor screw formed helical duct in setting one perpendicular to barrel gear mesh body, conveyor screw rotation when,
Fish can be prevented past and run with conveyor screw rotation opposite direction, clingfish efficiency is further improved.
In above-mentioned net cage fish-catching apparatus, the connecting rod is equipped with directive wheel, and the directive wheel can stick on spiral
It can roll on body and along conveyor screw.Directive wheel cooperation roll it can along conveyor screw, play guiding role, will not
The rotation of conveyor screw is impacted.
In above-mentioned net cage fish-catching apparatus, the connecting rod is telescopic rod.Telescopic connecting rod can be with the spiral shell of conveyor screw
Rotation position is changed, so that block body is always situated in helical duct, and can drive fish always at the axle center of conveyor screw
Collect.
In above-mentioned net cage fish-catching apparatus, the directive wheel is connected to the top of connecting rod, and the bottom end of the connecting rod is hinged
In a fixing seat, the fixing seat is connected to the upper end of net cage.Connecting rod can rise and fall with conveyor screw spiral.
Further include motor two in above-mentioned net cage fish-catching apparatus, is connected with gear in the shaft of the motor two, it is described
Fixing seat is connected with gear, and the net cage is cylindrical, and the upper end-face edge of the net cage is equipped with gear ring, the gear ring with it is described
Gear engagement.
The bottom end of the body of rod can also be made to be hingedly connected on gear shaft, the upper end-face edge of net cage, which is provided with, to be engaged with gear
Gear ring, gear are driven by motor two, to drive block body is autonomous to move along conveyor screw.
In above-mentioned net cage fish-catching apparatus, the bottom end ball-joint of the connecting rod is in fixing seat.Connecting rod can be around it
The hinge joint universal rotational of bottom end and fixing seat.
In above-mentioned net cage fish-catching apparatus, the fixing seat is connected in the shaft of motor two, and fixing seat can be opposite
It is rotated coaxially in gear around the shaft of motor two.Since the number of teeth of gear obviously will be less than the tooth of the gear ring of net cage upper end-face edge
Number, when gear is when net cage upper end is detoured along gear ring, the circle number of rotation is relatively more, sets non-solid with gear for fixing seat
Link structure, it is possible to reduce the linkage of connecting rod and gear improves the stability used.
Compared with prior art, this use invention has the advantage that
1, the clingfish pipe port of fishpump reaches in the water in the middle part of conveyor screw, and the top of conveyor screw connects motor one, by
Motor one drives conveyor screw rotation, and the rotation of conveyor screw can drive intermediate aggregation of the fish to spiral-tube, be conducive to fishpump clingfish, mention
High clingfish efficiency.
2, conveyor screw formed helical duct in setting one perpendicular to barrel gear mesh body, conveyor screw rotation when,
Fish can be prevented past and run with conveyor screw rotation opposite direction, clingfish efficiency is further improved.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is top view of the invention.
Fig. 3 is partial structure sectional view of the invention.
In figure, 1, net cage;2, pumping fish tube;2a, clingfish end;2b, fish end;3, conveyor screw;4, curtain;5, motor one;6,
Block body;7, connecting rod;8, directive wheel;9, motor two;10, gear;11, fixing seat;12, gear ring;13, into fish valve;14, fish valve;
15, vacuum pump;16, vacuum tube;17, fish tank is stored up;18, rubber layer.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1-3, a kind of net cage fish-catching apparatus, including pumping fish tube 2, conveyor screw 3, motor 1 and storage fish tank 17,
The conveyor screw 3 is arranged in net cage 1 and tapered helical form, is equipped with curtain 4 along conveyor screw 3 on the conveyor screw 3, described
The upper end of net cage 1 is arranged in motor 1 and the shaft of motor 1 is arranged downwards, and the shaft of the motor 1 is in net
The center of case 1, the shaft of the motor 1 connect with the upper end of the conveyor screw 3 and are able to drive the rotation of conveyor screw 3,
One end of the pumping fish tube 2 is fish end 2b, and other end is clingfish end 2a, is arranged on the side wall of the upper end of the storage fish tank 17
Have into fish valve 13, the lower end of the storage fish tank 17 is provided with fish valve 14, passes through vacuum tube at the top of 17 inner cavity of storage fish tank
16 are connected to vacuum pump 15, connecting on the fish end 2b and storage fish tank 17 of the pumping fish tube 2 into fish valve 13, the pumping fish tube 2
Clingfish end 2a protruded into net cage 1 straight down by the axle center of conveyor screw 3, it is described storage fish tank 17 inner wall on be provided with rubber
Layer 18.
Specifically, it is described into fish valve 13 and fish valve 14 be solenoid valve.
The top of net cage 1 is provided with conveyor screw 3, and the shape of conveyor screw 3 is similar to spiralling volute spring, the spiral shell
The center line of the axis and net cage 1 that revolve body 3 is overlapped, and the axis of the shaft of the motor 1 is also overlapped with the center line of net cage 1;
Curtain 4 is set along conveyor screw 3, between 1 bottom of conveyor screw 3 and net cage, curtain 4 can be the setting curtain 4
Fishing net, to form spiral fishing channel in net cage 1, the fish in such net cage 1 is at spiral fishing channel
Interior, the top of clingfish end 2a being inserted into net cage 1 from the middle part of conveyor screw 3 of pumping fish tube 2, conveyor screw 3 connects motor one
5, drive conveyor screw 3 to rotate by motor 1, the rotation of conveyor screw 3 can drive fish to pass through spiral fishing channel to conveyor screw 3
Intermediate aggregation, be conducive to pumping fish tube 2 and fish be drawn into storage fish tank 17, improve fishing efficiency.
The course of work of this net cage fish-catching apparatus be such that store up first on fish tank 17 into fish valve 13 and fish valve 14
It is turned off, then vacuum pump 15 is started to work, and vacuum pump 15 extracts the air in storage 17 inner cavity of fish tank out by vacuum tube 16, is made
It must store up and gradually form vacuum state in the inner cavity of fish tank 17, meanwhile, motor 1 is started to work, and drives conveyor screw 3 to rotate, spiral
The rotation of body 3 can drive intermediate aggregation of the fish by spiral fishing channel to conveyor screw 3, the vacuum degree in storage fish tank 17
It after reaching job requirement, is opened into fish valve 13, the fish and water near the clingfish end 2a in pumping fish tube 2 are drawn into storage together
In fish tank 17, when storing up fish and the water arrival certain amount in fish tank 17, closed into fish valve 13, fish valve 14 is opened, because going out
Fish valve 14 by pipeline and storage fish container connect, so store up fish tank 17 in fish and water by pipeline to store up fish container in, on
Stating whole work process may be implemented automated job, and fishing efficiency is high.
When just opening into fish valve 17, the fish and water that pumping fish tube 2 is inputted into storage fish tank can directly be contacted with rubber layer 18,
To play the role of buffering, the damage of fish is reduced, the quality and survival rate of fish are improved.
In above-mentioned net cage fish-catching apparatus, the height of one end that the vacuum tube 16 be connected to storage 17 inner cavity of fish tank greater than into
The height of fish valve 13.
Specifically, net cage fish-catching apparatus further includes a netted block body 6, block body 6 can one end protrude into the formation of conveyor screw 3
Helical duct in, the other end is connected with a connecting rod 7, and connecting rod 7 is connected to the edge of net cage 1.
Connecting rod 7 is telescopic rod, and the top of connecting rod 7 is equipped with directive wheel 8, and directive wheel 8 can stick on conveyor screw 3 and energy edge
Conveyor screw 3 rolls, and in a fixing seat 11, fixing seat 11 is connected to the upper end of net cage 1 for the bottom end ball-joint of connecting rod 7.
When conveyor screw 3 rotates, the cooperation of directive wheel 8 roll it can along conveyor screw 3, plays guiding and makees
With, the rotation of conveyor screw 3 will not be impacted, block body 6 fish can be prevented past and conveyor screw 3 rotate opposite direction run, into one
Step improves clingfish efficiency.
Net cage fish-catching apparatus further includes motor 29, and gear 10 is connected in the shaft of motor 29, and net cage 1 is cylindrical,
The upper end-face edge of net cage 1 is equipped with gear ring 12, and the gear ring 12 is engaged with gear 10, and gear 10 is driven by motor 29, to drive
Block body 6 is autonomous to be moved along conveyor screw 3.
Fixing seat 11 is connected in the shaft of motor 29, and fixing seat 11 can be relative to the turning around motor 29 of gear 10
Axis rotates coaxially.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.