It is a kind of be used for can decanter type fish culture cage making-up air device
Technical field
The invention belongs to aquaculture and marine resources development field, is related to a kind of for net cage to be sunken into underwater progress fish
Making-up air device when class cultivates.
Background technology
Offshore fish culture in net pen negative effect to caused by environment has caused the extensive concern of people, and seawater is breeded fish from offshore net
Case develops the inevitable choice for turning into mariculture industry sustainable development to offshore (far-reaching sea) net cage.To utilize under summer ocean
Portion's cold water resource, the harmful organisms for hiding cultured fishes hide severe hydrologic condition, and people were often needed the fish culture cage stage
Property be sunken to underwater a certain water layer.But net cage is sunken to the normal life and growth that can influence some fish under water for a long time.
Research of the people to Atlantic salmon is found, after the fish live 20 days or so under water always, the gas in air bladder
It can partly overflow and can not be supplemented, the buoyancy of fish body can be affected, and Fish Swimming Traces speed is accelerated, and the speed of growth slows down.
Therefore, for the fish with similar physiological phenomenon, should just try to supplement air for it during the caisson cultivation of long period.
The present invention be it is a kind of be used for can decanter type fish culture cage gas supplementary structure, can long-term caisson cultivation during,
The air for supplementing gas in air bladder is provided for cultured fishes, ensures cultured fishes healthy growth.
The content of the invention
The present invention be it is a kind of be used for can decanter type fish culture cage making-up air device, can be in summer to utilize marine bottom cold water
Resource, the harmful organisms for hiding cultured fishes or hide severe hydrologic condition need caisson cultivate during, provided for cultured fishes
For supplementing the air of gas in air bladder, cultured fishes healthy growth is ensured.
The technology path of the present invention is that a umbrella shape or bell tonifying Qi cover are built in it can settle net cage, is breeded fish in caisson
Period, inflated into tonifying Qi cover, the fish cultivated when needed can breathe the air that is retained in tonifying Qi cover to supplement in air bladder
Gas.
It is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that including positioned at can settle in net cage one
Individual tonifying Qi cover, and blowdown pipe, tonifying Qi flexible pipe, bait throwing in pipe, bait throwing in flexible pipe;Wherein tonifying Qi cover is in umbrella shape or bell, blowdown pipe
Lower end is placed in tonifying Qi cover, upper end is connected with the lower end of tonifying Qi flexible pipe, tonifying Qi flexible pipe upper end and the inflation on water surface workbench
Pump is connected, and the air that inflator pump provides can be filled with tonifying Qi cover by tonifying Qi flexible pipe through blowdown pipe;Bait throwing in pipe lower end and tonifying Qi cover
Top is connected, upper end connects with bait throwing in flexible pipe, and bait throwing in flexible pipe upper end is higher by the water surface, lower end is connected with bait throwing in pipe, from bait throwing in flexible pipe
The sinking feed particle of upper end input, enters bait throwing in pipe through bait throwing in flexible pipe, subsequently into tonifying Qi cover, falls into below tonifying Qi cover
In water.
It is described it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that tonifying Qi cover is by metal or hard
Plastic manufacturing, and be fixed in the supporting construction of net cage;When in water, air can be retained in tonifying Qi cover and formed in cavity.
It is described it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that blowdown pipe is by metal or plastics
Material is manufactured, and bait throwing in pipe is manufactured by metal or plastic material.
It is described it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that tonifying Qi flexible pipe is by plastic material
Manufacture;Bait throwing in flexible pipe is manufactured by plastic material.
The present invention needs when long-term caisson cultivates to be directly sucked in what air lost to supplement in air bladder for some fish
Gas;For the air in domesticating and cultivating fish contact tonifying Qi cover, bait throwing in pipe can be used to launch sinking feed into tonifying Qi cover
Grain.It is strong promote can decanter type fish culture cage promotion and popularization.
Brief description of the drawings
Fig. 1 is the general structure schematic diagram of the present invention.
Fig. 2 be the present invention be installed on can decanter type fish culture cage schematic diagram.
Wherein, tonifying Qi cover 1, blowdown pipe 2, tonifying Qi flexible pipe 3, bait tube 4, bait flexible pipe 5, center stand column 6, net cage can be settled
7。
Embodiment
Such as Fig. 1 and Fig. 2, the present invention is a kind of gas supplementary structure being arranged inside fish culture cage, has been retained inside tonifying Qi cover 1
Air, when needed cultured fishes can breathe the air retained in tonifying Qi cover 1 to supplement the gas in air bladder, ensure cultured fishes
Healthy growth.
Such as Fig. 1, it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that including positioned at net cage can be settled
A tonifying Qi cover 1 in 7, and blowdown pipe 2, tonifying Qi flexible pipe 3, bait throwing in pipe 4, bait throwing in flexible pipe 5;Wherein tonifying Qi cover 1 is in umbrella shape
Or it is bell, the lower end of blowdown pipe 2 is placed in tonifying Qi cover 1, upper end is connected with the lower end of tonifying Qi flexible pipe 3, the upper end of tonifying Qi flexible pipe 3 and the water surface
Inflator pump on workbench is connected, and the air that inflator pump provides can be filled with tonifying Qi cover 1 by tonifying Qi flexible pipe 3 through blowdown pipe 2
It is interior;The lower end of bait throwing in pipe 4 is connected with the top of tonifying Qi cover 1, upper end connects with bait throwing in flexible pipe 5, the upper end of bait throwing in flexible pipe 5 be higher by the water surface, under
End is connected with bait throwing in pipe, from the sinking feed particle of the upper end of bait throwing in flexible pipe 5 input, enters bait throwing in pipe 4 through bait throwing in flexible pipe 5, then
Into in tonifying Qi cover 1, fall into the water below tonifying Qi cover 1.
Such as Fig. 2, it is described it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that tonifying Qi cover 1 is by gold
Category or rigid plastics manufacture, and be fixed in the supporting construction that can settle net cage 7 such as center stand column 6;When in water, air can be deposited
Stay in formation cavity in tonifying Qi cover.
It is described it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that blowdown pipe 2 is by metal or modeling
Expect material manufacture, bait throwing in pipe 4 is manufactured by metal or plastic material.
It is described it is a kind of be used for can decanter type fish culture cage making-up air device, it is characterised in that tonifying Qi flexible pipe 3 is by plastics material
Matter manufactures;Bait throwing in flexible pipe 5 is manufactured by plastic material.
Embodiment
Need to hide when the cold water fish summer that marine site cultivates needing the cold water environment of marine bottom, or in cultured fishes
When being active in the harmful organisms on water body upper strata, or when needing to hide extreme meteorological condition, it is necessary to which fish culture cage is sunken into water
Under a certain water layer, cultivation a period of time.Needed for some cultured fishes during caisson cultivates by being arranged inside net cage
Gas supplementary structure be its air bladder make-up gas.Embodiment is as follows:
After caisson cultivates a period of time (Atlantic salmon is 10 days or so), the inflation on water surface workbench is started
Pump, the air pumped out are entered in tonifying Qi cover 1 by tonifying Qi flexible pipe 3 and blowdown pipe 2, and the air being deposited in tonifying Qi cover 1 can shape
Into cavity.The cultured fishes that gas is lost in air bladder can be swum so far at cavity, the air in the cavity is breathed, for mending
Fill the gas lost in air bladder.
Initial stage is cultivated in caisson, it is necessary to tame the presence of air chamber in cultivated fish understanding tonifying Qi cover 1.The side of domestication
Method is:After being full of air in the tonifying Qi cover 1, from the workbench of the water surface, by bait flexible pipe 5 and bait tube 4 to benefit
Sinking feed is fed in gas hood 1, will gradually recognize air in tonifying Qi cover 1 when eating the feed fed in cultured fishes trip to rob
The presence of chamber.More days repeatedly, some cultured fishes will may be got used to breathing air to herein.Can also intermittently it pass through
The bait tube feeding, cultured fishes are made to contact the air chamber in tonifying Qi cover 1 during food is robbed.
Whether cultured fishes need tonifying Qi to judge by fish image.When air loss is more in air bladder, fish body is horizontal
Inclination angle can increase (head-up, tail down), and swimming rate can be accelerated.
Need to supplement air into tonifying Qi cover 1 regularly during caisson cultivation.The frequency of tonifying Qi is advised with tonifying Qi cover 1
Lattice, the specification of cultured fishes, density etc. are relevant.Whether need tonifying Qi to be observed by video or set related sensor to determine.