Ship-shaped net cage with bubble curtain
By installing a bubble curtain assembly in the boat-shaped net cage and using an air compressor and bubble generator to produce the bubble curtain, the impact of noise from the energy recovery device on the fish population was solved, the growth rate and health level of the fish population were improved, and the aquaculture yield was increased.
Patent Information
- Application Number
- CN202423315885.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-31
AI Technical Summary
The mechanical noise generated by the energy recovery devices in existing net cages negatively impacts the fish's growth environment, affecting their feeding, growth, and reproduction, resulting in unsatisfactory production value.
A bubble curtain assembly is installed in the boat-shaped net cage. An air compressor and a bubble generator are used to produce a bubble curtain, which isolates the fish from sight and hearing, reducing the impact of noise on the fish.
The bubble curtain structure significantly improves the growth environment of fish, increases growth rate and health level, reduces stress-induced diseases and mortality, and increases aquaculture yield.
Smart Images
Figure CN223626729U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of sea area cultivation, specifically to a ship type net cage with bubble curtain. BACKGROUND
[0002] In the sea area cultivation, in order to meet the temporary culture problem of deep sea net cage culture fish population and the survival requirement of typhoon avoidance, therefore need to moor the net cage in the fixed nearshore sea area position in the temporary culture period.
[0003] The net cage of the existing nearshore sea area cultivation platform is used to realize the recycling of marine energy (such as sea wave, tide), therefore the energy recovery device with impeller is used, but the mechanical device such as impeller in the energy recovery device can produce large mechanical noise in the operation process, and the noise pollution can easily cause negative influence to the growth environment of fish population, because the noise can cause the stress reaction of fish, influence its normal physiological function, such as feeding, growth and reproduction, finally lead to the undesirable fish population value, therefore how to eliminate the mechanical noise produced by the impeller in the energy recovery device is particularly important. SUMMARY
[0004] The utility model discloses a kind of ship type net cage with bubble curtain, to solve the problem that the existing net cage in the above background technology is prone to produce noise in the process of use and lead to undesirable fish population value.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of ship type net cage with bubble curtain, including ship type main body and the net cage main body being fixed in the side of ship type main body, the lower portion of the ship type main body is provided with rotating impeller group, the rotating impeller group is used to absorb the tidal energy of rotating impeller group circumferentially, bubble curtain assembly is arranged between the ship type main body and the net cage main body, the bubble curtain assembly includes air compressor, gas supply pipeline and bubble generation straight pipe being arranged on the ship type main body, one end of the gas supply pipeline is connected with the output end of air compressor, the other end of the gas supply pipeline is communicated with bubble generation straight pipe, a plurality of air holes are provided on the bubble generation straight pipe, one soundproof board is respectively arranged on the both sides of bubble generation straight pipe, and the soundproof board is fixed on the ship type main body.
[0006] As preferred, to realize the reduction of flow, reduce the resistance of water, avoid being washed away from original position by too large water flow impact, the bottom of the ship type main body is the ship bottom inclinedly arranged, and a notch is arranged on the front and rear sides of the ship bottom.
[0007] As preferred, to facilitate the fixation of impeller support, installation through slot that communicates the front and rear notches is further arranged on the bottom of the ship type main body, impeller support is fixed in the installation through slot, and the rotating impeller group is rotatably connected in the impeller support.
[0008] As preferred, in order to facilitate fixation, the boat-shaped body is provided with a mounting plate near one side of the net cage body, and the soundproof board and the bubble generating straight pipe are fixed on the mounting plate.
[0009] As preferred, in order to realize solar power supply in later period and further realize energy saving effect, two inclined solar panels are arranged above the boat-shaped body.
[0010] As preferred, in order to improve safety, a frame is fixed on the side of the boat-shaped body, and a fence is fixed above the frame.
[0011] As preferred, the net cage body comprises two independent net cages, and the two net cages are fixed above the frame.
[0012] As preferred, in order to improve the ability of absorbing tidal energy, the rotating impeller group comprises two groups, each group of rotating impeller group comprises two S-shaped blades and top plate, partition plate and bottom plate distributed from top to bottom, the two S-shaped blades are respectively arranged on the upper and lower sides of the partition plate, the upper end of the upper S-shaped blade is connected with the bottom surface of the top plate, and the lower end of the lower S-shaped blade is connected with the top surface of the bottom plate.
[0013] As preferred, in order to ensure that the whole boat-shaped net cage can float on water, and avoid that the boat-shaped net cage is washed away by waves and leaves the corresponding breeding area, a floating ball is fixed on the boat-shaped body through a hinge, an anchor chain is fixed at the bottom of the floating ball, and the other end of the anchor chain is provided with an anchor pile fixed on the seabed.
[0014] Compared with the prior art, the beneficial effects of the boat-shaped net cage with bubble curtain are as follows: the bubble curtain is arranged on the side of the boat-shaped body to form a soundproof structure, so as to reduce the noise fright of fish groups, improve the growth environment of the fish groups, improve the growth speed and health level of the fish groups, reduce diseases and mortality caused by stress reaction, further increase the breeding yield, and improve the economic benefit. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a structure schematic view of the boat-shaped net cage with bubble curtain disclosed in embodiment 1;
[0016] Figure 2 It is a structure schematic view of the boat-shaped net cage with bubble curtain disclosed in embodiment 1 without installation of impeller support and rotating impeller group;
[0017] Figure 3 It is a structure schematic view of the boat-shaped body disclosed in embodiment 1 only with installation of bubble curtain assembly;
[0018] Figure 4Structure schematic diagram of the impeller support disclosed in embodiment 1 connected with two groups of rotating impeller groups;
[0019] Figure 5 Structure schematic diagram of one of the rotating impeller groups disclosed in embodiment 1;
[0020] Figure 6 Structure schematic diagram of one of the net cages disclosed in embodiment 1.
[0021] In the figure: boat-shaped main body 1, bottom 101, notch 102, mounting through slot 103, net cage main body 2, net cage 201, rotating impeller group 3, S-shaped blade 301, top plate piece 302, partition plate 303, bottom plate 304, air compressor 4, air supply pipeline 5, bubble generating straight pipe 6, air hole 601, soundproof board 7, impeller support 8, mounting plate 9, solar panel 10, frame 11, fence 12, anchor chain 13, anchor pile 14, hinge 15, floating ball 16. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present application will be apparently and completely described below in conjunction with the embodiments of the present application. Apparently, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application. EMBODIMENT
[0023] Please refer to Figures 1-6 The embodiment disclosed in the present application is a boat-shaped net cage with a bubble curtain, which comprises a boat-shaped main body 1 and a net cage main body 2 fixed on the side of the boat-shaped main body 1. A rotating impeller group 3 is arranged below the boat-shaped main body 1. The rotating impeller group 3 is used for absorbing tidal energy in the circumferential direction of the rotating impeller group 3. A bubble curtain assembly is arranged between the boat-shaped main body 1 and the net cage main body 2. The bubble curtain assembly comprises an air compressor 4, an air supply pipeline 5 and a bubble generating straight pipe 6 arranged on the boat-shaped main body 1. One end of the air supply pipeline 5 is connected with the output end of the air compressor 4. The other end of the air supply pipeline 5 is communicated with the bubble generating straight pipe 6. A plurality of air holes 601 are arranged on the bubble generating straight pipe 6. A soundproof board 7 is arranged on each side of the bubble generating straight pipe 6. The soundproof board 7 is fixed on the boat-shaped main body 1. In the embodiment, the net cage main body 2 comprises two independent net cages 201. The upper parts of the two net cages 201 are fixed on a frame 11. The arrangement of the two independent net cages 201 can realize the breeding of different types of fish. In order to improve safety, a frame 11 is fixed on the side of the boat-shaped main body 1. A fence 12 is fixed on the upper part of the frame 11. The structure can improve the safety of users during use by adding the fence 12.
[0024] In order to realize the flow reduction, and at the same time reduce the resistance of water, avoid the excessive water flow to be washed away from the original position, the bottom of the boat body 1 is provided with a tilt bottom 101, and a notch 102 is arranged on the front and rear sides of the bottom 101. In this embodiment, the bottom of the boat body 1 is provided with a tilt structure, and a notch 102 is excavated in front and rear, which can reduce the resistance of water to the boat body, and avoid the excessive water flow to be washed away from the original position.
[0025] In order to facilitate the fixation of the impeller support 8, an installation channel 103 is arranged on the bottom of the boat body 1 to connect the front and rear notches 102, and the impeller support 8 is fixed in the installation channel 103, and the rotating impeller group 3 is rotatably connected in the impeller support 8.
[0026] In order to facilitate the fixation, the installation plate 9 is arranged on the side of the boat body 1 close to the net cage body 2, and the soundproof board 7 and the bubble generating straight pipe 6 are fixed on the installation plate 9.
[0027] In order to realize the solar power supply in the later stage, and further realize the energy saving effect, the boat body 1 is provided with two inclined solar panels 10 on the top. In this embodiment, the solar panels 10 are added on the top of the boat body 1 to realize the solar power supply for the electrical equipment on the boat body 1 in the later stage. How the solar panels 10 supply power to the electrical equipment belongs to the conventional technology in the field, and therefore will not be described in detail.
[0028] In order to improve the ability of absorbing tidal energy, the rotating impeller group 3 is provided with two groups, each group of rotating impeller group 3 includes two S-shaped blades 301 and top plate 302, partition plate 303 and bottom plate 304 distributed from top to bottom, the two S-shaped blades 301 are respectively installed on the upper and lower sides of the partition plate 303, the upper end of the upper S-shaped blade 301 is connected with the bottom surface of the top plate 302, and the lower end of the lower S-shaped blade 301 is connected with the top surface of the bottom plate 304. In this structure, two groups of rotating impeller groups 3 are added, each group of rotating impeller group 3 includes two layers of S-shaped blades 301, and the starting points of the upper and lower S-shaped blades 301 have a certain interval, which can ensure that the whole rotating impeller group 3 can absorb tidal energy from different directions, and the two groups of rotating impeller groups 3 can further improve the ability of absorbing tidal energy.
[0029] In order to ensure that the whole ship type net cage can float on the water, and avoid the ship type net cage from being washed away and leaving the corresponding breeding area, a floating ball 16 is fixed on the ship type body 1 through a hinge 15, the bottom of the floating ball 16 is fixed with an anchor chain 13, the other end of the anchor chain 13 is provided with an anchor pile 14 fixed on the seabed, in use, the anchor pile 14 can be driven into the seabed for fixation, then the whole ship type net cage is ensured to float on the sea surface by using the floating ball, and the ship type net cage can be prevented from being washed away and leaving the corresponding breeding area by using the anchor pile 14 in cooperation with the anchor chain 13.
[0030] The structure of the embodiment fixes the net cage body 2 by arranging the frame type frame 11 on the side of the ship type body 1, the ship type body 1 constitutes the function of fixing and supporting the whole device, and the shielding effect is generated by the air bubble curtain assembly composed of the air compressor 4, the air supply pipeline 5 and the bubble generating straight pipe 6 between the ship type body 1 and the net cage body 2, the visual and auditory of the fish are interfered, the fish school is blocked, the direct influence of the noise on the fish school is reduced, in work, the air is compressed by the air compressor 4 and then delivered to the bubble generating straight pipe 6 through the air supply pipeline 5, then the gas is discharged through the air holes 601 distributed on the bubble generating straight pipe 6, so as to form the form of air bubble curtain in the water, the self noise is excluded, and the fluctuation energy is absorbed by the high speed and extremely irregular bubbles of the air compressor 4, so as to effectively reduce the noise; therefore, the sound insulation structure is formed by arranging the air bubble curtain on the side of the ship type body 1, the noise fright of the fish school is reduced, the growth environment of the fish school can be obviously improved, so as to improve the growth speed and health level of the fish school, reduce the diseases and mortality rate caused by stress reaction, further increase the breeding yield, and improve the economic benefit.
[0031] Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. A net cage with a bubble curtain, comprising a boat-shaped body (1) and a net cage body (2) fixed to the side of the boat-shaped body (1), a rotating impeller group (3) is arranged below the boat-shaped body (1), the rotating impeller group (3) is used to absorb the tidal energy in the circumferential direction of the rotating impeller group (3), characterized in that, The ship-shaped body (1) and the net cage body (2) are provided with a bubble curtain assembly, the bubble curtain assembly comprises an air compressor (4) arranged on the ship-shaped body (1), a gas supply pipeline (5) and a bubble generating straight pipe (6), one end of the gas supply pipeline (5) is connected with the output end of the air compressor (4), the other end of the gas supply pipeline (5) is communicated with the bubble generating straight pipe (6), a plurality of air holes (601) are arranged on the bubble generating straight pipe (6), an acoustic baffle (7) is arranged on the both sides of the bubble generating straight pipe (6), and the acoustic baffle (7) is fixed on the ship-shaped body (1).
2. A net cage of the type defined by claim 1, characterised in that The bottom of the ship-shaped body (1) is an inclined ship bottom (101), and a notch (102) is arranged on the front and rear sides of the ship bottom (101).
3. A net cage of the type defined by claim 2, characterised in that An installation through slot (103) is further arranged at the bottom of the ship-shaped body (1) and communicates the front and rear notches (102), a impeller support (8) is fixed in the installation through slot (103), and the rotating impeller group (3) is rotationally connected in the impeller support (8).
4. A net cage of the type defined by claim 1, characterised in that An installation plate (9) is arranged on the side of the ship-shaped body (1) close to the net cage body (2), and the acoustic baffle (7) and the bubble generating straight pipe (6) are fixed on the installation plate (9).
5. A net cage of the type defined by claim 1, characterised in that Two inclined solar panels (10) are arranged above the ship-shaped body (1).
6. A net cage of the type defined by claim 1, characterised in that A frame-shaped frame (11) is fixed on the side of the ship-shaped body (1), and a fence (12) is fixed above the frame-shaped frame (11).
7. A net cage of the type defined by claim 6, characterised in that The net cage body (2) comprises two independent net cages (201), and the two net cages (201) are fixed above the frame-shaped frame (11).
8. A net cage of the type defined by claims 1 or 2 or 3 or 4 or 5 or 6 or 7, characterised in that The rotating impeller group (3) comprises two S-shaped blades (301), a top plate (302), a partition plate (303) and a bottom plate (304) which are distributed in a spaced manner from top to bottom, the two S-shaped blades (301) are respectively arranged on the upper and lower sides of the partition plate (303), the upper end of the upper S-shaped blade (301) is connected with the bottom surface of the top plate (302), and the lower end of the lower S-shaped blade (301) is connected with the top surface of the bottom plate (304).
9. A net cage of the type defined by claim 8, characterised in that A floating ball (16) is fixed on the ship-shaped body (1) through a hinge (15), an anchor chain (13) is fixed at the bottom of the floating ball (16), and an anchor pile (14) is arranged at the other end of the anchor chain (13) and fixed on the seabed.