CN103070096A - Umbrella-shaped juvenile fish protection device - Google Patents
Umbrella-shaped juvenile fish protection device Download PDFInfo
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- CN103070096A CN103070096A CN201210535895XA CN201210535895A CN103070096A CN 103070096 A CN103070096 A CN 103070096A CN 201210535895X A CN201210535895X A CN 201210535895XA CN 201210535895 A CN201210535895 A CN 201210535895A CN 103070096 A CN103070096 A CN 103070096A
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- plastic bottle
- spiral cover
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- umbrella
- sparing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention discloses an umbrella-shaped juvenile fish protection device, and aims to overcome the shortages that an artificial fish reef in the prior art difficultly provides protection aiming at juvenile fish effectively, the production cost is high, and and high-density throwing is not favorably realized. The umbrella-shaped juvenile fish protection device comprises two plastic connecting rods which are connected in a horizontal cross way; the two ends of each connecting rod are bent downward to form an arc-shaped structure; the cross section of each connecting rod is in an inverted equilateral triangle; a plurality of threaded holes are formed in the side surface of each connecting rod; each threaded hole is provided with a protection body; each protection body uses a lidless screw-cap plastic bottle; the bottom of each screw-cap plastic bottle is open; the screw-cap plastic bottle is connected with each threaded hole through an external thread of the bottle opening; the vertical connecting post is arranged below the connecting part of the two connecting rods; and a counterweight piece is arranged at the tail end of the connecting post. The umbrella-shaped juvenile fish protection device is low in cost, easy to popularize, and suitable for high-density throwing; waste is utilized, so that the umbrella-shaped juvenile fish protection device helps to relieve the problem of plastic product pollution; and an automatic seaweed culturing device is arranged, so that the umbrella-shaped juvenile fish protection device has the advantages of gathering fish effectively, improving surrounding ecological environment and the like.
Description
Technical field
The present invention relates to a kind of artificial seabed ecology and improve device, relate in particular to a kind of artificial apparatus of improving the juvenile growth environment.
Background technology
At present; transformation for seabed, coastal waters ecotope mainly is by throwing in the mode of artificial fish shelter; existing artificial fish shelter is the materials such as use armored concrete; by hollow structures such as the cavity made on the artificial fish shelter and holes; the structure of simulating nature fish shelter; as artificial fish growth sanctuary, to reach the purpose of protection and increment fishery.Because this class artificial fishing bank uses Reinforced Concrete Materials to cause its manufacturing cost higher, be usually designed to also larger structure of the large and inner space of overall volume, although this structure can provide the sphere of action of artificial fish shelter saving raw-material prerequisite.But the internal protection space that it is huge, the protection effect is limited for the juvenile fish of small volume.For the exhausted serious paralic environment of being badly in need of improvement of fishery resources; the most effective mode improves the juvenile fish survival rate; therefore need design to produce the artificial fish shelter that a kind of guard space for the juvenile fish build is little and can high density throw in; can greatly increase the artificial fish shelter production cost like this, be unfavorable for that high density is thrown in and popularization.Therefore, artificial fish shelter of the prior art exists and is difficult to effectively provide protection for juvenile fish, and production cost is higher, is unfavorable for the deficiency that realizes that high density is thrown in.
Chinese patent Granted publication number: CN 2917273Y, Granted publication day: disclosed a kind of steel-concrete artificial fish reef on July 4th, 2007, relate to the artificial fish shelter technical field; This artificial fish shelter comprises: plate rail on, comprise square upper dish, square mid-game and at least four prisms that connect respectively upper dish, mid-game, described lower wall reinforcing bar: upper dish and mid-game are the square box of angle steel shape material composition, two diagonal positions of upper dish and mid-game are provided with the strip perpendicular to the intersection on the upper plane of upper dish and mid-game, have the triangle of two symmetries to be provided with the sheet material sheet in square four triangles by two diagonal division on plane in upper dish and the mid-game; Also comprise a lower wall, be the deltiod body of reinforced concrete structure.Its weak point is to be difficult to improve targetedly fish reproduction and juvenile fish survival rate, and the cost height is unfavorable for the deficiency that high density is thrown in.
Summary of the invention
The present invention is difficult to effectively provide protection for juvenile fish for overcoming artificial fish shelter of the prior art; and production cost is higher; be unfavorable for realizing the deficiency of high density input; provide a kind of be used to improving the juvenile fish living environment, and a kind of umbrella shape sparing of undersized fish device of realizing that high density is thrown in low cost.
For achieving the above object, the present invention is by the following technical solutions:
A kind of umbrella shape sparing of undersized fish device of the present invention, comprise cross-coupled two the plastics connecting rods of level, described connecting rod two ends are bent downwardly the formation arcuate structure, the connecting rod shape of cross section is for falling equilateral triangle, along the connecting rod side some screwed holes are set, screwed hole is provided with a protective, and described protective uses the spiral cover plastic bottle of uncovered, described spiral cover plastic bottle bottom opening, the external screw thread by bottleneck is connected with screwed hole; Be provided with a vertical joint pin below two connecting rod coupling parts, described joint pin end is provided with a counterweight.Protective uses the spiral cover plastic bottle, because the restriction of the size of its bottom opening, predacious fish is difficult for entering wherein, and its inner space can provide juvenile fish to hide and the fish egg reproduction.Add two arc-shaped connecting rods and intersect to form stereochemical structure, when high density is thrown in, can utilize the space between each sparing of undersized fish structure to provide protection to juvenile fish when a plurality of protectors are overlapped.Thereby help to improve the living environment of juvenile fish, thereby make the fishery resources recovery of rising in value fast.Counterweight can guarantee that the present invention can not washed away by current easily, and keeps the spiral cover plastic bottle Open Side Down state when throwing in.Protective uses the waste and old spiral cover plastic bottle that reclaims, and cost is very low, helps simultaneously to solve day by day serious plastic products and pollutes; Utilize external screw thread that the spiral cover plastic bottle opening carries as syndeton, further reduced raw-material processing cost, and the strong characteristics of the lightweight and corrosion resistance of spiral cover plastic bottle itself are used in the very suitable briny environment also.Because the extremely low high density that therefore is well suited for of cost of the present invention is thrown in and is extensively promoted.
As preferably, the spiral cover plastic bottle wall of described protective is provided with some apertures.When the aquatic animal young of some is gathered in protective inside, cause easily oxygen demand increase and drainage waste deposits in this local space.At these apertures that the spiral cover plastic bottle wall of protective arranges, the passage of inside and outside water body exchange is provided, help to improve the protective internal environment and reduce simultaneously water resistance of the present invention.Simultaneously, aperture has changed the surface texture of spiral cover plastic bottle, and it is easilier adhered to by marine alga, and the marine alga of these apposition growths both can be used as juvenile fish food, and the extra protection of blocking is provided again, and surperficial marine alga degree of adhesion height also can play better attracting effect simultaneously.
As preferably, at least at screwed hole two ends, a place a pair of blake bottle is set, described blake bottle comprises the spiral cover plastic bottle of uncovered, spiral cover plastic bottle bottom opening, inside is separated into several confined spaces by some metal sealing sheets, fills the dry medium that is mixed with the marine alga spore in each confined space.Described blake bottle is used for cultivating marine alga, improves fast the marine alga degree of adhesion on surface of the present invention, improves the present invention's environments such as subsea on every side.Blake bottle inside is separated into several confined spaces by some metal sealing sheets, and these metal sealing sector-meetings are corroded in water gradually, finally penetrate, and makes seawater enter the confined space that the metal sealing sheet separates, and makes marine alga spore growth wherein.And because the marine alga spore in any one confined space is dry, therefore only all metal sealing sheets that are positioned at this confined space outside all be corroded penetrate after, marine alga in this confined space just can grow, the marine alga time segment that realizes blake bottle inside begins growth, makes blake bottle keep for a long time cultivating the function of marine alga.
As preferably, described blake bottle is arranged on the end of connecting rod.Blake bottle cooperates counterweight of the present invention because weight greater than protective, is arranged on the connecting rod end, keeps stable sinking attitude when the present invention is thrown in.Blake bottle is positioned at the below of protective simultaneously, and the marine alga that helps to grow in the blake bottle adheres to continuation breeding growth on the protective, thereby improves fast the marine alga degree of adhesion on surface of the present invention.
As preferably, described metal sealing plate is provided with some pits, and the metal sealing plate is at the thickness of the thickness that pit is set less than other parts.The metal sealing sheet corrosion failure time is depended on the thickness of metal sealing sheet, can both cultivate water plants for guaranteeing annual blake bottle, it is thinner that the thickness of metal sealing sheet arranges, brought inconvenience so just for production and processing of the present invention, and thinner metal sealing sheet damages easily, is not easy to sealing and installs.Therefore the metal sealing sheet is set to the thickness that easily processing is installed, and the pit portion of thinner thickness is set on its surface, and in the time of in being immersed in seawater, the more perishable water inlet of pit portion, so both satisfy the requirement that blake bottle is regularly cultivated marine alga, also made things convenient for processing of the present invention.Simultaneously, at initial stage of seaweed growth since small scale gnawed totally by herbvore biology easily.And the metal sealing sheet more early corrodes at pit, and remainder still can play certain protective effect, and germinating growth in the space of marine alga elder generation between the double layer of metal diaphragm seal increases its survival rate.
As preferably, the metal sealing sheet uses the Ni2 cast iron materials, and metal sealing sheet thickness is 0.7mm, and pit thickness is 0.45mm.When the present invention used, the metal sealing sheet was immersed in the seawater, and its pit penetrates about soaking to be corroded in about 1 year greatly, made the confined space water inlet behind the metal sealing sheet, made marine alga spore-germination growth wherein.The remainder of metal sealing sheet plays the protection marine alga and avoids gnawing totally effect.And other parts of metal sealing sheet also become fragile owing to seawater corrosion, can not have influence on inner marine alga and expand outwardly growth.
As preferably, the spiral cover plastic bottle is provided with some palpiform structures along its bottom opening ring week, and described palpiform structure is launched to the spiral cover plastic bottle outside.The palpiform structure provides the structure of the algae apposition growth in the seawater, and its structure of launching at opening part also is fit to interception with the algae spore that flows in seawater, is conducive to surface attachment growth marine alga of the present invention.
As preferably, described palpiform structure and spiral cover plastic bottle are structure as a whole.The palpiform structure can be vertically to cut formation at the open bottles wall place of spiral cover plastic bottle along bottle, and laterally crooked expansion.Thereby make palpiform structure and spiral cover plastic bottle form integrative-structure, so not only take full advantage of the material behavior of spiral cover plastic bottle, easy to process, and owing to plastic corrosion-resisting palpiform structure can not separated with body and caused unnecessary pollution.
Therefore, the present invention has following beneficial effect: low being easy to of (1) cost promoted, and suitable high density is thrown in; (2) twice laid helps to alleviate the plastic products pollution problem; (3) the automatic culture apparatus of marine alga is set, effectively poly-fish is also improved ecotope on every side.
Description of drawings
Fig. 1 is front view of the present invention.
Fig. 2 is vertical view of the present invention.
Fig. 3 is upward view of the present invention.
Fig. 4 is the cutaway view of blake bottle parts of the present invention.
Fig. 5 is the structural representation of metal sealing chip part of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described further.
Embodiment: as shown in Figure 1 and Figure 2; a kind of umbrella shape sparing of undersized fish device of the present invention; comprise cross-coupled two the plastics connecting rods 1 of level; described connecting rod 1 two ends are bent downwardly the formation arcuate structure; be provided with a vertical joint pin 11 below two connecting rods, 1 coupling part, described joint pin 11 ends are provided with a counterweight 12.Two connecting rods 1 and joint pin 11 are structure as a whole, and process by plastics are integrally formed.Connecting rod 1 shape of cross section is for falling equilateral triangle.Side, connecting rod 1 two ends respectively is provided with three double thread holes, described screwed hole vertical connecting 1 side.Screwed hole at connecting rod 1 end is provided with blake bottle 3, at other screwed holes protective 2 is set.
As shown in Figure 3, described blake bottle 3 uses the spiral cover plastic bottle of uncovered, spiral cover plastic bottle bottom opening, and inside is divided into several confined spaces by some metal sealing sheets 31, fills the dry medium that is mixed with the marine alga spore 32 in each confined space.Described blake bottle 3 is used for cultivating water plants, improves fast the water plants degree of adhesion on surface of the present invention, improves the present invention's environments such as subsea on every side.Blake bottle 3 inside are separated into several confined spaces by some metal sealing sheets 31, and these metal sealing sheets 31 can be corroded in water gradually, finally penetrate, and make seawater enter the confined space that metal sealing sheet 31 separates, and make water plants seed growth wherein.And because the water plants seed in any one confined space is dry, therefore only all metal sealing sheets 31 that are positioned at this confined space outside all be corroded penetrate after, water plants in this confined space just can grow, the water plants time segment that realizes blake bottle 3 inside begins growth, makes the blake bottle 3 long-term functions that keep cultivating water plants.
As shown in Figure 4, described metal sealing sheet 31 uses the Ni2 cast iron materials, and is provided with some pits 33 on its surface, and metal sealing sheet 31 thickness are 0.7mm, and pit 33 place's thickness are 0.45mm.When the present invention used, metal sealing sheet 31 was immersed in the seawater, and its pit 33 places penetrate about soaking to be corroded in about 1 year greatly, made the confined space water inlet behind the metal sealing sheet 31, made water plants seed sprouting growth wherein.The remainder of metal sealing sheet 31 plays the protection water plants and avoids gnawing totally effect.And other parts of metal sealing sheet 31 also become fragile owing to seawater corrosion, can not have influence on inner water plants and expand outwardly growth.
Described protective 2 comprises the spiral cover plastic bottle of a uncovered, this spiral cover plastic bottle bottom opening, and the external screw thread by bottleneck is connected with screwed hole.These spiral cover plastic bottles are provided with some palpiform bodies 22 along its bottom opening ring week, and palpiform body 22 is vertically to cut formation at the open bottles wall place of spiral cover plastic bottle along bottle, and laterally crooked expansion.Thereby make palpiform body 22 and spiral cover plastic bottle form integrative-structure, so not only take full advantage of the material behavior of spiral cover plastic bottle, easy to process, and cause unnecessary pollution owing to plastic corrosion-resisting palpiform body 22 can not separate with body.Protective 2 uses the spiral cover plastic bottle, because the restriction of the size of its bottom opening, predacious fish is difficult for entering wherein, and its inner space can provide juvenile fish to hide and the fish egg reproduction.Help to improve the living environment of juvenile fish, thereby make the fishery resources recovery of rising in value fast.Protective 2 uses the waste and old spiral cover plastic bottle that reclaims, and cost is very low, helps simultaneously to solve day by day serious plastic products pollution problem; Utilize external screw thread that the spiral cover plastic bottle opening carries as syndeton, further reduced raw-material processing cost, and the strong characteristics of the lightweight and corrosion resistance of spiral cover plastic bottle itself are used in the very suitable briny environment also.Because the extremely low high density that therefore is well suited for of cost of the present invention is thrown in and is extensively promoted.
The spiral cover plastic bottle wall of protective 2 is provided with some apertures 21.The passage of inside and outside water body exchange is provided, helps to improve protective 2 internal environments and reduce simultaneously water resistance of the present invention.Aperture 21 has changed the surface texture of spiral cover plastic bottle; it is easilier adhered to by water plants; the water plants of these apposition growths both can be used as juvenile fish food, and the extra protection of blocking is provided again, and surperficial aquatic plant attaching degree height also can play better attracting effect simultaneously.
In use; cooperate by dovetail groove 11 and strip bulge 12; connecting rod 1 is installed the cumulative height that is fit to requirement that reaches; protective 2 and blake bottle 3 are installed; and will be positioned at that the connecting rod 1 of below is fixed on the building foundation of man-made lake lakebed by cement; just can after the man-made lake retaining and throwing in the aquatile such as fry, play the effect of the breeding of protection aquatic animal and larval growth, for the ecological reconstruction of man-made lake.
Claims (8)
1. umbrella shape sparing of undersized fish device, it is characterized in that, comprise cross-coupled two the plastics connecting rods of level (1), described connecting rod (1) two ends are bent downwardly the formation arcuate structure, and connecting rod (1) shape of cross section arranges some screwed holes for falling equilateral triangle along connecting rod (1) side, screwed hole is provided with a protective (2), described protective (2) uses the spiral cover plastic bottle of uncovered, described spiral cover plastic bottle bottom opening, and the external screw thread by bottleneck is connected with screwed hole; Be provided with a vertical joint pin (11) in below, two connecting rods (1) coupling part, described joint pin (11) end is provided with a counterweight (12).
2. a kind of umbrella shape sparing of undersized fish device according to claim 1 is characterized in that, the spiral cover plastic bottle wall of described protective (2) is provided with some apertures (21).
3. a kind of umbrella shape sparing of undersized fish device according to claim 1; it is characterized in that; at least at screwed hole two ends, a place a pair of blake bottle (3) is set; described blake bottle (3) comprises the spiral cover plastic bottle of uncovered; spiral cover plastic bottle bottom opening; inside is separated into several confined spaces by some metal sealing sheets (31), fills the dry medium that is mixed with the marine alga spore (32) in each confined space.
4. a kind of umbrella shape sparing of undersized fish device according to claim 3 is characterized in that described blake bottle (3) is arranged on the end of connecting rod (1).
5. according to claim 3 or 4 described a kind of umbrella shape sparing of undersized fish devices, it is characterized in that described metal sealing sheet (31) is provided with some pits (33), metal sealing sheet (31) is arranging thickness that pit (33) the locates thickness less than other parts.
6. a kind of umbrella shape sparing of undersized fish device according to claim 5 is characterized in that, metal sealing sheet (31) uses the Ni2 cast iron materials, and metal sealing sheet (31) thickness is 0.7mm, and it is 0.45mm that pit (33) is located thickness.
7. according to claim 1 and 2 or 3 described a kind of umbrella shape sparing of undersized fish devices, it is characterized in that the spiral cover plastic bottle is provided with some palpiform bodies (22) along its bottom opening ring week, described palpiform body (22) launches to the spiral cover plastic bottle outside.
8. a kind of umbrella shape sparing of undersized fish device according to claim 7 is characterized in that described palpiform body (22) and spiral cover plastic bottle are structure as a whole.
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| CN201210535895.XA CN103070096B (en) | 2012-12-13 | 2012-12-13 | Umbrella-shaped juvenile fish protection device |
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| CN201210535895.XA CN103070096B (en) | 2012-12-13 | 2012-12-13 | Umbrella-shaped juvenile fish protection device |
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| CN103070096A true CN103070096A (en) | 2013-05-01 |
| CN103070096B CN103070096B (en) | 2014-04-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104920252A (en) * | 2015-05-22 | 2015-09-23 | 国家海洋局第二海洋研究所 | Quick sunken artificial fish reef |
| CN105815251A (en) * | 2016-04-05 | 2016-08-03 | 浙江省海洋水产研究所 | Self-triggering extended artificial fish reef |
| CN115088662A (en) * | 2022-07-28 | 2022-09-23 | 交通运输部天津水运工程科学研究所 | Artificial reef disc structure based on dredged soil utilization and processing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105815251A (en) * | 2016-04-05 | 2016-08-03 | 浙江省海洋水产研究所 | Self-triggering extended artificial fish reef |
| CN105815251B (en) * | 2016-04-05 | 2018-10-02 | 浙江省海洋水产研究所 | From triggering expanded type artificial marine habitat |
| CN115088662A (en) * | 2022-07-28 | 2022-09-23 | 交通运输部天津水运工程科学研究所 | Artificial reef disc structure based on dredged soil utilization and processing method thereof |
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| Publication number | Publication date |
|---|---|
| CN103070096B (en) | 2014-04-02 |
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