CN103782927B - A kind of novel artificial fish shelter - Google Patents
A kind of novel artificial fish shelter Download PDFInfo
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- CN103782927B CN103782927B CN201210422182.2A CN201210422182A CN103782927B CN 103782927 B CN103782927 B CN 103782927B CN 201210422182 A CN201210422182 A CN 201210422182A CN 103782927 B CN103782927 B CN 103782927B
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- fish shelter
- artificial fish
- novel artificial
- novel
- stream surface
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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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- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses a kind of novel artificial fish shelter, be applicable to the exposed waters that flow velocity is larger, upwelling can be produced at the fluoran stream surface of fish shelter, the nutritive salt of bottom is upwards carried, improve the primary productivity in marine site, local, reach the ecological effect that large-scale fish shelter is similar, and automatically can imbed sea bed bottom novel artificial fish shelter, convenient fixing.In addition, this type of novel artificial fish shelter size is less, is generally highly no more than 3 meters, is therefore namely used in ship dealing marine site, navigation channel frequently, as long as lay rationally, still can not impact ship navigation.
Description
Technical field
The present invention relates to fish shelter technical field, particularly a kind of novel artificial fish shelter.
Background technology
Because present project of cultivation gets more and more, make calacove, the marine organisms such as the marine wetland, coastal wetland space perched of relying is fewer and feweri, therefore builds artificial fish shelter in a large number at exposed waters and seems extremely important.
Exposed waters general ocean current flow velocity is relatively large, is unfavorable for that fish habitat is bred.And build artificial fish shelter and can reduce local velocity, form the back of the body eddy current of low flow velocity at the fish shelter back side, form the space being suitable for fish habitat breeding, progressively develop into the spawning ground of fish.
The at present general many employings of artificial fish shelter are scrapped ship and are sunk the mode in sea, due to this type of artificial fish shelter enormous size, therefore more stable in seabed, but exactly because also enormous size (sink to the bottom of the sea and be similar to a submerged reef), therefore can affect ship navigation, cause traffic safety hidden danger.And the artificial fish shelter of small portable is unfavorable for fixing in seabed, especially at the exposed waters that flow velocity is larger, by the joint effect of wave ocean current, be difficult to fix.
Therefore, how a kind of small-sized artificial fish shelter is provided, is applicable to the exposed waters that flow velocity is larger, reach the ecological effect that large-scale fish shelter is similar, become the important technological problems that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of novel artificial fish shelter, be applicable to the exposed waters that flow velocity is larger, upwelling can be produced at the fluoran stream surface of fish shelter, the nutritive salt of bottom is upwards carried, improves the primary productivity in marine site, local, reach the ecological effect that large-scale fish shelter is similar.
For achieving the above object, the invention provides following technical scheme:
A kind of novel artificial fish shelter, for being arranged on sea bed, the both sides, top of this novel artificial fish shelter are relatively set with fluoran stream surface and lee side, and the top of described fluoran stream surface and described lee side all tilts towards the center of described novel artificial fish shelter, presents splayed structure; The bottom of described novel artificial fish shelter is provided with multiple fixing holdfast, and the bottom of described fixing holdfast is upwards turned up, and forms downward horn structure.
Preferably, described fluoran stream surface and described lee side with the angle of the top planes of described novel artificial fish shelter between 30 ~ 60 °.
Preferably, the agent structure of described novel artificial fish shelter adopts xoncrete structure.
Preferably, between described lee side and described fluoran stream surface, nylon etting is laid with.
Preferably, described nylon etting is fixed by rivet.
Preferably, the horn structure of described fixing holdfast is specially 30 degree.
Preferably, space is left between multiple described fixing holdfast.
Preferably, the polycrystalline substance of this artificial fish shelter is specially the described fixing holdfast of two row be arranged on bottom described novel artificial fish shelter, equidistant arrangement between the described fixing holdfast often arranged.
Preferably, multiple described fixing holdfast and described novel artificial fish shelter are fixed with one formula structure.
As can be seen from above-mentioned technical scheme, novel artificial fish shelter provided by the invention, its top presents fluoran stream surface and the lee side of splayed structure, in the ebb current period, fluoran stream surface produces upwelling, the nutritive salt of bottom is upwards carried, improves the primary productivity in marine site, local, and then bring bait to fish; Flood tide situation is similar, produces upwelling at ebb tide fluoran stream surface, and near lee side, forms the back of the body eddy current of low flow velocity, forms the space being suitable for fish habitat breeding, reaches the ecological effect that large-scale fish shelter is similar.
Due to special polycrystalline substance, unsettled bottom fish shelter, ocean current can flow through; When ocean current is through fixing holdfast, the impact being subject to hydrodynamic shear will form eddy current, " water chestnut eddy current " upwards will start the bed-sit of sea bed, sea bed bottom fish shelter is emptied in local, will form scour hole in the position of fixing holdfast, makes bottom mooring anchor pin structure automatically imbed sea bed, play fixing effect, be specially adapted to the artificial fish shelter of small portable, especially at the exposed waters that flow velocity is larger, from wave ocean current.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the novel artificial fish shelter that Fig. 1 provides for the embodiment of the present invention;
The numerical simulation ebb current design sketch of the novel artificial fish shelter that Fig. 2 provides for the embodiment of the present invention;
The numerical simulation flood current design sketch of the novel artificial fish shelter that Fig. 3 provides for the embodiment of the present invention;
Fig. 4 fixes the venturi effect schematic diagram that holdfast produces for polycrystalline substance that the embodiment of the present invention provides.
Wherein, 1 is fluoran stream surface or lee side, and 2 is nylon etting, and 3 is rivet, and 20 for perching and breeding area, and 4 is fixing holdfast, and 51 is ebb tide upwelling, and 52 perch district for ebb tide, and 61 is flood tide upwelling, and 62 perch district for flood tide.
Embodiment
Core of the present invention is to disclose a kind of novel artificial fish shelter, be applicable to the exposed waters that flow velocity is larger, upwelling can be produced at the fluoran stream surface of fish shelter, the nutritive salt of bottom is upwards carried, improve the primary productivity in marine site, local, reach the ecological effect that large-scale fish shelter is similar.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the structural representation of the novel artificial fish shelter that Fig. 1 provides for the embodiment of the present invention.
The novel artificial fish shelter that the embodiment of the present invention provides, for being arranged on sea bed, its core improvement is, the both sides, top of this novel artificial fish shelter are relatively set with fluoran stream surface and lee side, and the top of fluoran stream surface and lee side all tilts towards the center of novel artificial fish shelter, presents splayed structure, the structure of this novel artificial fish shelter as shown in Figure 1, wherein 1 is fluoran stream surface or lee side, determines according to installation site and flood tide or ebb tide situation; The bottom of novel artificial fish shelter is provided with multiple fixing holdfast 4, and the bottom of these fixing holdfasts 4 is upwards turned up, and forms downward horn structure, is convenient to imbed sea bed.
As can be seen from above-mentioned technical scheme, the novel artificial fish shelter that the embodiment of the present invention provides, its both sides, top are relatively set with the fluoran stream surface and lee side that present splayed structure, in the ebb current period as shown in Figure 2, be subject to the impact of ebb tide upwelling 51 from left to right, the fluoran stream surface in left side produces upwelling, is upwards carried by the nutritive salt of bottom, improve the primary productivity in marine site, local, and then bring bait to fish; Flood tide situation is similar, as shown in Figure 3, is subject to the impact of the flood tide upwelling 61 of right-to-left, and the fluoran stream surface on right side produces upwelling; And near the lee side of opposite side, form the back of the body eddy current of low flow velocity, form the space being suitable for fish habitat breeding, the ebb tide namely in Fig. 2 and Fig. 3 perches district 52 and flood tide perches district 62, reaches the ecological effect that large-scale fish shelter is similar.
When novel artificial fish shelter has just been put into sea bed, the bottom of novel artificial fish shelter is unsettled, and ocean current can flow through; When ocean current is through fixing holdfast 4, the impact being subject to hydrodynamic shear will form eddy current, as shown in Figure 4, " water chestnut eddy current " upwards will start the bed-sit of sea bed, and the sea bed bottom novel artificial fish shelter is emptied in local, scour hole will be formed in the position of fixing holdfast 4, make the fixing holdfast 4 of bottom automatically imbed sea bed, play fixing effect, be specially adapted to the novel artificial fish shelter of small portable, especially at the exposed waters that flow velocity is larger, from wave ocean current.
This type of novel artificial fish shelter a large amount of becomes the morphologic arrangement in " fish shelter field " at exposed waters, will improve Fish Survival and the Reproduction Conditions in whole sea area.
In addition, this type of novel artificial fish shelter size is less, is generally highly no more than 3 meters, is therefore namely used in ship dealing marine site, navigation channel frequently, as long as lay rationally, still can not impact ship navigation.
As preferably, fluoran stream surface and lee side with the angle of the top planes of novel artificial fish shelter between 30 ~ 60 °.As shown in Figures 2 and 3, the white space below novel artificial fish shelter is exactly sea bed, and namely fluoran stream surface and lee side are also between 30 ~ 60 ° with the angle of sea bed, and can provide better upwelling, concrete corner dimension is advisable depending on local Peak Flow Rate.
In order to optimize above-mentioned technical scheme further, the agent structure of novel artificial fish shelter adopts xoncrete structure, to reach corrosion-resistant effect in the seawater, and be conducive to attachment and the growth of marine organisms (as shellfish), the structure of the artificial fish shelter that natural reinforcing is novel.
Refer to Fig. 1, Fig. 2 and Fig. 3, between novel artificial fish shelter top fluoran stream surface and lee side, seawater is almost static, is formed and is suitable for fish habitat and lays eggs.The novel artificial fish shelter that the embodiment of the present invention provides, is laid with nylon etting 2 between lee side and fluoran stream surface.The attachment that these nylon ettings 2 are laid eggs mainly as fish, is formed and perches and breeding area 20, and the region, marine site that novel artificial fish shelter is laid possesses the condition developing into fish spawning ground.
Concrete, nylon etting 2 is fixed by rivet 3.As shown in Figure 1, the edge of this nylon etting 2 is separately fixed in the top planes of fluoran stream surface, lee side and novel artificial fish shelter by rivet 3.
As preferably, the horn structure of fixing holdfast 4 is specially 30 degree, can better imbed in sea bed, be not easy therefrom to deviate from simultaneously, have comparatively good fixed effect.
In order to optimize above-mentioned technical scheme further, leaving space between multiple fixing holdfast 4, being convenient to ocean current and flowing through, avoid the impact of larger flow velocity in exposed waters.
Concrete, novel artificial fish shelter provided by the invention, its polycrystalline substance is the fixing holdfast 4 of two row be arranged on bottom novel artificial fish shelter, and the fixing holdfast 4 of these two row is opposing parallel, and equidistant arrangement between the fixing holdfast 4 often arranged, its structure is as shown in Figure 1.According to the difference of the novel artificial fish shelter concrete structure of difference, those skilled in the art can adjust accordingly to the set-up mode of fixing holdfast 4, do not repeat them here.
In the present embodiment, multiple fixing holdfasts 4 and novel artificial fish shelter are fixed with one formula structure, make overall structure more firm.Certainly, also fixing holdfast 4 can be removably connected with novel artificial fish shelter, be convenient to install and follow-up maintenance.
In sum, novel artificial fish shelter provided by the invention, be applicable to the exposed waters that flow velocity is larger, upwelling can be produced at the fluoran stream surface of fish shelter, the nutritive salt of bottom is upwards carried, improves the primary productivity in marine site, local, reach the ecological effect that large-scale fish shelter is similar, and automatically can imbed sea bed bottom novel artificial fish shelter, convenient fixing.
In addition, this type of novel artificial fish shelter size is less, is generally highly no more than 3 meters, is therefore namely used in ship dealing marine site, navigation channel frequently, as long as lay rationally, still can not impact ship navigation.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a novel artificial fish shelter, for being arranged on sea bed, it is characterized in that, the both sides, top of this novel artificial fish shelter are relatively set with fluoran stream surface and lee side, and the top of described fluoran stream surface and described lee side all tilts towards the center of described novel artificial fish shelter, presents splayed structure; The bottom of described novel artificial fish shelter is provided with multiple fixing holdfast, and the bottom of described fixing holdfast is upwards turned up, and forms downward horn structure.
2. novel artificial fish shelter according to claim 1, is characterized in that, described fluoran stream surface and described lee side with the angle of the top planes of described novel artificial fish shelter between 30 ~ 60 °.
3. novel artificial fish shelter according to claim 2, is characterized in that, the agent structure of described novel artificial fish shelter adopts xoncrete structure.
4. the novel artificial fish shelter according to claim 1-3 any one, is characterized in that, is laid with nylon etting between described lee side and described fluoran stream surface.
5. novel artificial fish shelter according to claim 4, is characterized in that, described nylon etting is fixed by rivet.
6. novel artificial fish shelter according to claim 1, is characterized in that, the horn structure of described fixing holdfast is specially 30 degree.
7. novel artificial fish shelter according to claim 6, is characterized in that, leaves space between multiple described fixing holdfast.
8. novel artificial fish shelter according to claim 7, is characterized in that, the polycrystalline substance of this artificial fish shelter is specially the described fixing holdfast of two row be arranged on bottom described novel artificial fish shelter, equidistant arrangement between the described fixing holdfast often arranged.
9. novel artificial fish shelter according to claim 8, is characterized in that, multiple described fixing holdfast and described novel artificial fish shelter are fixed with one formula structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422182.2A CN103782927B (en) | 2012-10-29 | 2012-10-29 | A kind of novel artificial fish shelter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422182.2A CN103782927B (en) | 2012-10-29 | 2012-10-29 | A kind of novel artificial fish shelter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103782927A CN103782927A (en) | 2014-05-14 |
| CN103782927B true CN103782927B (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210422182.2A Expired - Fee Related CN103782927B (en) | 2012-10-29 | 2012-10-29 | A kind of novel artificial fish shelter |
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| CN (1) | CN103782927B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104430073B (en) * | 2014-11-05 | 2017-01-11 | 山东蓝色海洋科技股份有限公司 | Precious marine product aquaculture device suitable for shallow sea |
| CN109927855A (en) * | 2018-07-19 | 2019-06-25 | 国家海洋局第二海洋研究所 | Adaptive relocatable floating wave dissipating platform |
| CN110720424B (en) * | 2019-11-15 | 2020-11-24 | 浙江大学 | Curtain type artificial downflow device combined with fish reef |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2069715A (en) * | 1935-10-29 | 1937-02-02 | Beach Erosion Control Company | Artificial reef |
| US5267812A (en) * | 1991-03-30 | 1993-12-07 | Hazama Corporation | Upwelling-generating structure |
| CN1820588A (en) * | 2006-03-21 | 2006-08-23 | 中国海洋大学 | Inkfish spawning reef |
| CN2917266Y (en) * | 2006-01-13 | 2007-07-04 | 大连水产学院 | Frame type artificial seaweed reef |
| CN102027884A (en) * | 2009-09-24 | 2011-04-27 | 株式会社人工海底山脉研究所 | Artificial sea-mount |
| CN102599080A (en) * | 2011-10-27 | 2012-07-25 | 上海海洋大学 | Reinforced concrete bladed reef |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09201144A (en) * | 1996-01-24 | 1997-08-05 | Tadashi Matsumoto | Fish reef having characteristic of upwelling flow |
-
2012
- 2012-10-29 CN CN201210422182.2A patent/CN103782927B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2069715A (en) * | 1935-10-29 | 1937-02-02 | Beach Erosion Control Company | Artificial reef |
| US5267812A (en) * | 1991-03-30 | 1993-12-07 | Hazama Corporation | Upwelling-generating structure |
| CN2917266Y (en) * | 2006-01-13 | 2007-07-04 | 大连水产学院 | Frame type artificial seaweed reef |
| CN1820588A (en) * | 2006-03-21 | 2006-08-23 | 中国海洋大学 | Inkfish spawning reef |
| CN102027884A (en) * | 2009-09-24 | 2011-04-27 | 株式会社人工海底山脉研究所 | Artificial sea-mount |
| CN102599080A (en) * | 2011-10-27 | 2012-07-25 | 上海海洋大学 | Reinforced concrete bladed reef |
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| CN103782927A (en) | 2014-05-14 |
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Granted publication date: 20160323 Termination date: 20191029 |
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