Shallow middle extra large artificial fish shelter
Technical field
The invention belongs to the fish culture field, relate in particular to a kind of shallow middle extra large artificial fish shelter.
Background technology
In sea fishery, brought into play important function such as all kinds of artificial poly-fish devices, protective devices etc. such as artificial fish shelters for improving output.The present fishery servicing units such as artificial fish shelter adopt concrete, discarded hull, tire etc. to be made mostly, and manufacture process is comparatively complicated, and cost is higher.And the fishery servicing units such as fish shelter of prior art need to arrange and to sink to the bottom device or weightening finish structure, can be near sea bed or to guarantee its position by the structure that is connected with sea bed, therefore safeguard and comparatively inconvenient when reclaiming.Moreover, in the shallow sea, Zhong Haichu, marine alga shortage growth as one of fish Major Foods is based oneself on, it is very limited that the area that existing artificial fish shelter can adhere to for marine alga is first compared self shared volume, second in the bond area that provides, half can not be subject to direct illumination at least, affect seaweed growth speed, poly-fish effect also is affected.
referring to disclosed on Chinese patent literature " a kind of artificial fish shelter ", its notification number is CN102599081A, this artificial fish shelter includes work fish shelter body, it is characterized in that described artificial fish shelter body is down " Y " shape, described being down " Y " shape the artificial fish shelter body by steel bar concrete casting the all-in-one-piece upper unit, lower left quarter unit and right lower quadrant unit form, described upper unit is " arrow " shape vertically downward, it is by upper left batter post, upper center pillar and upper right batter post form, described lower left quarter unit is upwards and partially right-oblique " arrow " shape, it is by the left batter post in lower-left, the right batter post of lower-left center pillar and lower-left forms, described right lower quadrant unit is upwards and partially left-oblique " arrow " shape, it is by the left batter post in bottom right, bottom right center pillar and inferior right batter post form.The present invention builds fish by combination stacked and lays eggs and the place of perching, in the situation that some combinations can also improve stability and the hydrodynamic force of artificial fish shelter greatly.Yet this kind fish shelter utilizes the mixed earth of reinforcing bar to form by casting, and manufacture process not only needs mould, need again reasonably to control technique, so manufacturing cost is higher; Because this kind fish shelter belongs to the sinking type fish shelter, be in during work on sea bed again, comparatively inconvenience of its recovery and maintenance, and lack the effective location device, and easily taken away original position by ocean current, cause and reclaim difficulty.
Referring to disclosed on Chinese patent literature " floating fish shelter with controllable depth ", its notification number is CN102228012A, this floating fish shelter with controllable depth comprises rope and the ball float that is serially connected on this rope, and wherein: the rope mid portion is connected with Self-sinking suction anchor through fixed pulley through the snub rope; The end of rope is connected with buoyancy tank; The buoyancy tank surface is evenly equipped with attachment band; Be connected with attached ropes on attachment band.It has advantages of that can regulate and control the suspension degree of depth carries out that artificial fecundation, good stability are difficult for dragging of anchor, ecological performance is superior, can carry out many water layers propagation, cultivation effect is good.Although above-mentioned fish shelter can provide certain marine alga bond area, but compare self shared space, rope, ball float etc. are located unfavorable adhering to, and distant with reefs itself, namely enable to adhere to a part of marine alga, contribution for poly-fish is also very limited, and can part on buoyancy aid only be arranged for the place of adhering to, no matter and which kind of position buoyancy aid is in, always sheltered from a part by buoyancy aid, cause having being difficult to be subject to direct illumination on many areas, can not provide large as far as possible advantageously grow environment for marine alga attached thereto, poly-fish effect also is affected.And this artificial fish shelter locates on sea bed by Self-sinking suction anchor, if will safeguard, need enter the marine site buoyancy aid is safeguarded, if will reclaim, need enter the marine site Self-sinking suction anchor is reclaimed, and then buoyancy aid, rope and ball float reclaimed again, and is very inconvenient.
Summary of the invention
The objective of the invention is for the poly-fish protective device manufacture processes such as artificial fish shelter that solve prior art are comparatively complicated, the problem that cost is higher, provide a kind of raw material cheap, draw materials conveniently, the simple and extremely low poly-fish protective device of cost of manufacture method.
Another object of the present invention is to safeguard and the problem of inconvenience comparatively when reclaiming for the poly-fish protective device such as the artificial fish shelter that solves prior art, and a kind of poly-fish protective device of safeguarding and reclaiming be convenient to is provided.
But another object of the present invention is for the marine alga bond area of the poly-fish protective devices such as artificial fish shelter that solve prior art and directly is subjected to the lower problem of illuminating area ratio, provide a kind of can take full advantage of whole as the marine alga attachment surface and adhere to the poly-fish protective device that the marine alga zone can fully be subject to illumination.
The present invention is achieved by the following technical solutions:
A kind of shallow middle extra large artificial fish shelter, comprise the pedestal that the collar by some sealings consists of, arbitrary collar at least with the mutual ring set of another collar, the described collar is provided with at least one reef cave of being made by bottomless beverage bottle, described reef cave is provided with some fish passes that run through reef cave sidewall, the bottom that connection cord passes the reef cave links together all reefs caves, and described reef cave is provided with at least one cover annular distance, and the cover annular distance on described reef cave is passed by the collar that is connected with himself.Can choose arbitrarily some collars on pedestal and be fixed on the seashore near surface as retainer ring by the mode such as lower, the residue collar is hung among seawater.Thus, just formed from seashore surface beginning to the shallow sea, a slice of sea region cover continuously the reef cave of certain limit, can be for continuous poly-fish protection structure be provided in coverage.The reef cave is made by beverage bottle, draws materials extremely convenient, and artificial fish shelter or even the artificial fish shelter cost made of discarded object of comparing in the past are also very cheap, and manufacturing process is also simple.Shallow, middle sea region that the present invention is applicable to, nearer apart from the water surface first, two are secured in the seashore near surface, therefore reclaim very convenient, and the fish shelter compared with prior art, pedestal itself is exactly the device that connects the reef cave, is also simultaneously to connect and recovery structure, does not need the extra spacing or syndeton of connection cord and so on.And, pedestal can move within the specific limits along with ocean current, in ocean current, be rich in the seabed nutritive salt that is taken up by vertical ocean current, be beneficial to most the growth of the fish foodstuffs such as marine alga, it is the most local that pedestal and reef cave can be in certain area the ocean current motion at any time, is beneficial to adhering to and growing of marine alga most, for fish provide abundant bait.Connection cord links together all reefs caves, play spacing be connected the effect that connects, make the reef cave not have excessive rocking in seawater, also be difficult for along with ocean current flows and washed from pedestal, even and the reef cave has broken away from pedestal, also can not drop off, and is beneficial to complete recovery.
As preferably, described cover annular distance is on the bottleneck of bottomless beverage bottle, and described cover annular distance evenly distributes along the beverage bottle axis, and the collar passes all the cover annular distances on the reef cave that is connected with self successively.Bottleneck is part the firmest on beverage bottle, and the hole that the collar passes on bottleneck is connected to the reef cave on pedestal, and survivable body structure can guarantee firm connection simultaneously.
As preferably, described place, large mouthful of bottom of bottomless beverage bottle of making the reef cave is provided with some breaches parallel with reef cave axis, described reef cave side wall lower ends forms some flangings along turning on breach, described flanging latter end is connected with reef cave lateral wall and forms the chamber, the outer cave of ring-type of being interrupted, and chamber, described outer cave is uniform along reef cave axis.Chamber, outer cave is the annulus that is interrupted, and has a large amount of marine alga attachment points, and the marine alga that makes that can be good adheres to, and space availability ratio is high.Chamber, outer cave itself is also fish habitat and protection structure, and fish can enter in chamber, outer cave and perch and hide.
As preferably, described pedestal is provided with some spores of being made by bottomless beverage bottle with cover and cultivates bottle, described spore is cultivated bottle and is provided with a gauze that coats spore cultivation bottle bottom, described spore is cultivated in bottle and is separated into some storage chambers by the some iron plates that distribute along spore cultivation bottle axis, be provided with the compacting mixture of marine alga spore and wood chip in described storage chamber, described iron plate thickness is 0.35mm to 0.7mm.the iron plate that spore is cultivated on bottle can be corroded in seawater, after the iron plate at the most close bottle of end is corroded consumption fully, spore in first storage chamber will touch extraneous seawater, will seek adherance under illumination and the suitable condition of temperature adheres to and begins to grow marine alga filamentous and thallus, because spore and wood chip are that compacting mixes, therefore the seawater that is difficult for directly being flowed is taken away, can make spore a small amount of, leave lentamente spore and cultivate bottle, make it be attached to as much as possible pedestal, the places such as surface, reef cave, improve the marine alga amount in environs of the present invention.And some iron plates are separated into some storage chambers with spore cultivation bottle, therefore the marine alga spore can be provided one time at set intervals, near the relatively large marine alga of apposition growth is for a long time located in assurance reef cave etc., in order to attract for a long time the shoal of fish and food be provided, and the thickness of iron plate can provide the cycle of spore to decide according to required, the consumption that is corroded of each cycle iron plate, near the spore in a storage chamber of bottle bottom side will with contact with sea water and apposition growth under optimum conditions.
As preferably, described spore is cultivated bottle and is provided with the accessory attachment base, and described accessory attachment sill is shell fragment.Shell contains a large amount of calcium carbonate compositions, shallow, in marine common marine alga, as laver, sea-tangle etc., its spore and filamentous have the ability of dissolving calcium carbonate when growth, be easier to adhere on shell, and pierce growth, so the accessory attachment base can increase the amount of adhering to marine alga, more fish food is provided, better plays poly-fish effect.
As preferably, be provided with the chamber, interior cave that is formed less than the bottomless beverage bottle in reef cave by volume in described reef cave, chamber, described interior cave bottleneck is connected with reef cave bottleneck, forms young postlarva chamber between described reef cave madial wall and chamber, interior cave lateral wall.Chamber, interior cave can be used as the habitat of normal body fish; young postlarva chamber between chamber, interior cave and reef cave can be used as the specific protection place to young postlarva; young postlarva refers to a kind of fry type; its small volume, the fish pass on entrance that therefore can be by young postlarva chamber and reef cave, and it is larger to engulf the fish volume of young postlarva; chamber, interior cave can only be entered and young postlarva chamber can't be entered; therefore can play good protection to young postlarva, improve the survival rate of young postlarva, guarantee fishery production.
Therefore, the invention has the beneficial effects as follows: (1) facility of drawing materials, manufacture method is simple, and is with low cost; (2) accept illumination range wide, dead angle backlight is few, and the marine alga that adheres to can fully grow; (3) have spore and cultivate bottle, a large amount of marine alga spores can regularly be provided, on each attaching structure of assurance the present invention, sufficient growth for a long time has the marine alga as bait.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the reef cave bottom surface structure schematic diagram of the embodiment of the present invention 1;
Fig. 3 is the structural representation that spore of the present invention is cultivated bottle;
Fig. 4 is the reef cave bottom surface structure schematic diagram of the embodiment of the present invention 2.
In figure: pedestal 1, reef cave 2, fish pass 3, connection cord 4, flanging 5, spore are cultivated bottle 6, iron plate 7, storage chamber 8, chamber, interior cave 9, young postlarva chamber 10.
Embodiment
Below by embodiment, by reference to the accompanying drawings technical scheme of the present invention is described further:
Embodiment 1: a kind of shallow middle extra large artificial fish shelter as shown in Figure 1 and Figure 2, comprise the pedestal 1 that the collar by some sealings consists of, arbitrary collar at least with the mutual ring set of another collar, the described collar is provided with that at least one is made by bottomless beverage bottle reef cave 2, described reef cave 2 is provided with some fish passes 3 that run through reef cave 2 sidewalls, the bottom that connection cord 4 passes reef cave 2 links together all reefs cave 2, described reef cave 2 is provided with two cover annular distances, and the cover annular distance on described reef cave 2 is passed by the collar that is connected with himself.Described cover annular distance is on the bottleneck of bottomless beverage bottle, and described cover annular distance evenly distributes along the beverage bottle axis, and the collar passes two cover annular distances on the reef cave 2 that is connected with self successively.Bottleneck is part the firmest on beverage bottle, and the hole that the collar passes on bottleneck is connected to reef cave 2 on pedestal 1, and survivable body structure can guarantee firm connection simultaneously.Described place, large mouthful of bottom of bottomless beverage bottle of making reef cave 2 is provided with some breaches parallel with reef cave 2 axis, described reef cave 2 side wall lower ends form some flangings 5 along turning on breach, described flanging 5 latter ends are connected with reef cave 2 lateral walls and form the chamber, the outer cave of ring-type of being interrupted, and chamber, described outer cave is uniform along reef cave 2 axis.Chamber, outer cave is the annulus that is interrupted, and has a large amount of marine alga attachment points, and the marine alga that makes that can be good adheres to, and space availability ratio is high.Chamber, outer cave itself is also fish habitat and protection structure, and fish can enter in chamber, outer cave and perch and hide.Be provided with the chamber, interior cave 9 that is formed less than the bottomless beverage bottle in reef cave 2 by volume in described reef cave 2, chamber, described interior cave 9 bottlenecks are connected with reef cave 2 bottlenecks, form young postlarva chamber 10 between described reef cave 2 madial walls and chamber, interior cave 9 lateral walls.Chamber, interior cave 9 can be used as the habitat of normal body fish; the specific protection place that young postlarva chamber 10 between chamber, interior cave 9 and reef cave 2 can be used as young postlarva; young postlarva refers to a kind of fry type; its small volume; therefore the fish pass 3 on entrance that can be by young postlarva chamber 10 and reef cave 2; and the fish volume that can engulf young postlarva is larger; chamber, interior cave 9 can only be entered and young postlarva chamber 10 can't be entered; therefore can play good protection to young postlarva; improve the survival rate of young postlarva, guarantee fishery production.
Can choose arbitrarily some collars on pedestal 1 and be fixed on the seashore near surface as retainer ring by the mode such as lower, the residue collar is hung among seawater.Thus, just formed from seashore surface beginning to the shallow sea, a slice of sea region cover continuously the reef cave 2 of certain limit, can be for continuous poly-fish protection structure be provided in coverage.The structures such as reef cave 2 are made by beverage bottle, draw materials extremely convenient, and artificial fish shelter or even the artificial fish shelter cost made of discarded object of comparing in the past are also very cheap, and manufacturing process is also simple.Shallow, middle sea region that the present invention is applicable to, nearer apart from the water surface first, two are secured in the seashore near surface, therefore reclaim very convenient, and the fish shelter compared with prior art, pedestal 1 itself is exactly the device that connects reef cave 2, is also simultaneously to connect and recovery structure, does not need the extra spacing or syndeton of connection cord 4 and so on.Moreover, of the present inventionly bear that to close illumination range larger, under light can directly shine from each collar, the illumination dead angle seldom, fish shelter bottom and the place backlight of comparing in the past can not be subject to abundant illumination, though be attached on pedestal 1 in the present invention or reef cave 2 on the marine alga located, all can be subject to sufficient illumination, therefore can well grow, abundant bait is provided, keep poly-fish effect preferably.And, pedestal 1 can move within the specific limits along with ocean current, in ocean current, be rich in the seabed nutritive salt that is taken up by vertical ocean current, be beneficial to most the growth of the fish foodstuffs such as marine alga, it is the most local that pedestal 1 and reef cave 2 can be in certain area the ocean current motion at any time, is beneficial to adhering to and growing of marine alga most, for fish provide abundant bait.Connection cord 4 links together all reefs cave 2, play spacing be connected the effect that connects, make reef cave 2 not have excessive rocking in seawater, also be difficult for along with ocean current flows and washed from pedestal 1, even and reef cave 2 has broken away from pedestal 1, also can not drop off, and is beneficial to complete recovery.
Embodiment 2: as Fig. 1, a kind of shallow middle extra large artificial fish shelter shown in Figure 3, comprise the pedestal 1 that the collar by some sealings consists of, arbitrary collar at least with the mutual ring set of another collar, the described collar is provided with that at least one is made by bottomless beverage bottle reef cave 2, described reef cave 2 is provided with some fish passes 3 that run through reef cave 2 sidewalls, the bottom that connection cord 4 passes reef cave 2 links together all reefs cave 2, described reef cave 2 is provided with two cover annular distances, and the cover annular distance on described reef cave 2 is passed by the collar that is connected with himself.Described cover annular distance is on the bottleneck of bottomless beverage bottle, and described cover annular distance evenly distributes along the beverage bottle axis, and the collar passes two cover annular distances on the reef cave 2 that is connected with self successively.Bottleneck is part the firmest on beverage bottle, and the hole that the collar passes on bottleneck is connected to reef cave 2 on pedestal 1, and survivable body structure can guarantee firm connection simultaneously.Described place, large mouthful of bottom of bottomless beverage bottle of making reef cave 2 is provided with some breaches parallel with reef cave 2 axis, described reef cave 2 side wall lower ends form some flangings 5 along turning on breach, described flanging 5 latter ends are connected with reef cave 2 lateral walls and form the chamber, the outer cave of ring-type of being interrupted, and chamber, described outer cave is uniform along reef cave 2 axis.Chamber, outer cave is the annulus that is interrupted, and has a large amount of marine alga attachment points, and the marine alga that makes that can be good adheres to, and space availability ratio is high.Chamber, outer cave itself is also fish habitat and protection structure, and fish can enter in chamber, outer cave and perch and hide.Described pedestal 1 is provided with some spores of being made by bottomless beverage bottle with cover and cultivates bottle 6, described spore is cultivated bottle 6 and is provided with the gauze that coats spore cultivation bottle 6 bottoms, described spore is cultivated the interior some iron plates 7 of being cultivated bottle 6 axis distributions along spore of bottle 6 and is separated into some storage chambers 8, be provided with the compacting mixture of marine alga spore and wood chip in described storage chamber 8, described iron plate 7 thickness are 0.35mm to 0.7mm.the iron plate 7 that spore is cultivated on bottle 6 can be corroded in seawater, after the iron plate 7 at the most close bottle of end is corroded consumption fully, spore in first storage chamber 8 will touch extraneous seawater, will seek adherance under illumination and the suitable condition of temperature adheres to and begins to grow marine alga filamentous and thallus, because spore and wood chip are that compacting mixes, therefore the seawater that is difficult for directly being flowed is taken away, can make spore a small amount of, leave lentamente spore and cultivate bottle 6, make it be attached to as much as possible pedestal 1, the places such as 2 surfaces, reef cave, improve the marine alga amount in environs of the present invention.And some iron plates 7 are separated into some storage chambers 8 with spore cultivation bottle 6, therefore the marine alga spore can be provided one time at set intervals, guarantee near the place such as reef cave 2 the relatively large marine alga of apposition growth for a long time, in order to attract for a long time the shoal of fish and food be provided, and the thickness of iron plate 7 can provide the cycle of spore to decide according to required, the consumption that is corroded of each cycle iron plate 7, near the spore in a storage chamber 8 of bottle bottom side will with contact with sea water and apposition growth under optimum conditions.For example, need spore was provided one time in 1 year, choose CuCr cast iron iron plate 7, iron plate 7 thickness just are chosen as 0.35mm so, because the corrosion rate of CuCr cast iron in seawater is exactly annual 0.35mm.Described spore is cultivated bottle 6 and is provided with the accessory attachment base, and described accessory attachment sill is shell fragment.Shell contains a large amount of calcium carbonate compositions, shallow, in marine common marine alga, as laver, sea-tangle etc., its spore and filamentous have the ability of dissolving calcium carbonate when growth, be easier to adhere on shell, and pierce growth, so the accessory attachment base can increase the amount of adhering to marine alga, more fish food is provided, better plays poly-fish effect.
Can choose arbitrarily some collars on pedestal 1 and be fixed on the seashore near surface as retainer ring by the mode such as lower, the residue collar is hung among seawater.Thus, just formed from seashore surface beginning to the shallow sea, a slice of sea region cover continuously the reef cave 2 of certain limit, can be for continuous poly-fish protection structure be provided in coverage.Reef cave 2, spore are cultivated the structure such as bottle 6 and are made by beverage bottle, draw materials extremely convenient, and artificial fish shelter or even the artificial fish shelter cost made of discarded object of comparing in the past are also very cheap, and manufacturing process is also simple.Shallow, middle sea region that the present invention is applicable to, nearer apart from the water surface first, two are secured in the seashore near surface, therefore reclaim very convenient, and the fish shelter compared with prior art, pedestal 1 itself is exactly the device that connects reef cave 2, is also simultaneously to connect and recovery structure, does not need the extra spacing or syndeton of connection cord 4 and so on.Moreover, of the present inventionly bear that to close illumination range larger, under light can directly shine from each collar, the illumination dead angle seldom, fish shelter bottom and the place backlight of comparing in the past can not be subject to abundant illumination, though be attached on pedestal 1 in the present invention or reef cave 2 on the marine alga located, all can be subject to sufficient illumination, therefore can well grow, abundant bait is provided, keep poly-fish effect preferably.And, pedestal 1 can move within the specific limits along with ocean current, in ocean current, be rich in the seabed nutritive salt that is taken up by vertical ocean current, be beneficial to most the growth of the fish foodstuffs such as marine alga, it is the most local that pedestal 1 and reef cave 2 can be in certain area the ocean current motion at any time, is beneficial to adhering to and growing of marine alga most, for fish provide abundant bait.Connection cord 4 links together all reefs cave 2, play spacing be connected the effect that connects, make reef cave 2 not have excessive rocking in seawater, also be difficult for along with ocean current flows and washed from pedestal 1, even and reef cave 2 has broken away from pedestal 1, also can not drop off, and is beneficial to complete recovery.