CN102177864B - Blocking net facility for cleaning fishery in shallow waterweed type lake reservoir - Google Patents
Blocking net facility for cleaning fishery in shallow waterweed type lake reservoir Download PDFInfo
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- CN102177864B CN102177864B CN2011101414763A CN201110141476A CN102177864B CN 102177864 B CN102177864 B CN 102177864B CN 2011101414763 A CN2011101414763 A CN 2011101414763A CN 201110141476 A CN201110141476 A CN 201110141476A CN 102177864 B CN102177864 B CN 102177864B
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- cage
- fence net
- interior cage
- cleaning
- fishery
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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 provides a blocking net facility for cleaning fishery in a shallow waterweed type lake reservoir, which comprises a fence net for enclosing to form a fence net area and an inner ground cage, wherein the fence net is connected with a plurality of fixed piles fixed to bottom sediment; the inner ground cage is arranged in the fence net area and comprises a first inner cage and a second inner cage which is intersectant with the first inner cage; the first inner cage and the second inner cage comprise inner cage supports and net coats covered on the inner cage supports; and the first inner cage is provided with a first inlet in which fish and crabs get, and the second inner cage is provided with an outlet for the fish and the crabs to go out. By the arrangement, the blocking net facility for the cleaning fishery in the shallow waterweed type lake reservoir can reduce the risks of the escaping of the fish and crabs effectively by arranging the inner ground cage for confusing the fish and the crabs.
Description
Technical field
The present invention relates to Ecology protection type Hu Ku cleaning fishery facilities field, relate to more specifically a kind of shallow water grass type Hu Ku cleaning fishery block facility.
Background technology
Technical in lake and reservoir pollution improvement, the control nitrogen and phosphorous nutrient enters and exports nitrogen and phosphorous nutrient fast is the important step that prevents its eutrophication.Have the example of successfully administering the polluted lake reservoir take the bio operon theory as foundation both at home and abroad.Water plants especially submerged plant and the importance of shellfish in bio operon obtains more and more people's approval.
But water plants is dual on the impact of lake and reservoir ecosystem, and it resembles a double-edged sword, such as water plants fast breeding untimely results again, still in the body of lake, plant corpus rots can produce secondary pollution again nitrogen phosphorus, affect Water quality, and can accelerate lake, reservoir bogginess.The shellfish population rear untimely taking-up water body that acquires a certain degree can weaken its population quantity equally, affects purifying water effect.
River crab is the economic animal that dwells at the end, omnivorousness, happiness food submerged plant and spiral shell class; Hemibarbus maculatus fish, yellow cartfish etc. are the bottom ominivore-fish, the organic debris in happiness food spiral shell class and the bed mud.Therefore, the river crab of the some of releasing in reservoir area, contaminated shallow water grass type lake and hemibarbus maculatus fish, yellow cartfish, and regularly take out water body, the cleaning fishery of this form will obtain preferably pollution treatment effect and economic benefit.
The cleaning fishery also claims the water purification fishery, and referring to protect water environment is purpose, and a kind of fish production mode of selecting suitable fish, shrimp (crab), shellfish, algae manually to put in a suitable place to breed also is the most cheap a kind of mode of protection water environment.But clean fishery at the large water body such as lake and reservoir and face certain difficulty.Because be used for the block facility of Hu Ku cleaning fishery in the prior art, it can not prevent effectively that the fish crab from runing away, and then cause the rate of recapture of the economic animals such as river crab and hemibarbus maculatus fish, yellow cartfish very low, the owner has been caused more serious economic loss.Simultaneously, a large amount of river crabs and fish can not in time be taken out water body, pollution treatment effect and economic benefit all effected.
Simultaneously, because block of the prior art exposes to the water surface, water surface stormy waves is larger, so that block is easily damaged by stormy waves.And then the probability increase so that the fish crab runs away, simultaneously, the owner has been caused more serious economic loss.
Therefore, how to evade the technical barrier that the fish crab easily runs away from the block facility, become those skilled in the art's important technological problems to be solved.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of shallow water grass type Hu Ku cleaning fishery block facility, the technical barrier of easily from the block facility, runing away to solve the fish crab.
Shallow water grass type Hu Ku cleaning fishery block facility provided by the invention comprises the fence net that surrounds the fence net district, described fence net is connected with the many spud piles that are fixed in the bed mud, also comprise the interior cage that is arranged in the described fence net district, described interior cage comprises the first interior cage and intersects the second interior cage that arranges with the described first interior cage, the described first interior cage and the described second interior cage include interior cage support and are overlying on the etting of described interior cage support, and the described first interior cage is provided with the first entrance that pierces for the fish crab, and the described second interior cage is provided with the outlet that gets out for the fish crab.
Preferably, also comprise the outer cage that is arranged at outside the described fence net district, and described outer cage comprises outer cage support and be overlying on the etting of described outer cage support, described outer cage is provided with the second entrance that pierces for the fish crab.
Preferably, the lower end of described fence net is connected with a gabion that embeds in the bed mud, and described gabion comprises the cage body and is placed in the stone of the inside of described cage body.
Preferably, described spud pile is arranged at below the water surface, and the upper end of described fence net is connected with the float that floats on the water surface.
Preferably, the upper end of described fence net also is connected with the film that floats on the water surface.
Preferably, the outer warning pile that is fixed in the bed mud that is arranged with in described fence net district, described warning pile stretches out in more than the water surface.
Preferably, described spud pile is connected by rope with described warning pile.
Preferably, the outlet of described the second interior cage is arranged at the end of described the second interior cage, and the end of described the second interior cage is fixed in the water by support bar.
Preferably, the exit position of described the second interior cage is provided with smooth plate.
A kind of shallow water grass type Hu Ku cleaning fishery block facility provided by the invention comprises the fence net that surrounds the fence net district, and described fence net is connected with the many spud piles that are fixed in the bed mud; Be arranged at the interior cage in the described fence net district, described interior cage comprises the first interior cage and intersects the second interior cage that arranges with the described first interior cage, the described first interior cage and the described second interior cage include interior cage support and are overlying on the etting of described interior cage support, and the described first interior cage is provided with the first entrance that pierces for the fish crab, and the described second interior cage is provided with the outlet that gets out for the fish crab.Need to prove, ripe fish crab has the habit of the flight of creeping, and the present invention is by being provided with interior cage in the fence net district, and should in cage comprise the first interior cage and intersect the second interior cage that arranges with the first interior cage.This first interior cage and the second interior cage intersect, and namely the two communicates.The first interior cage is provided with the first entrance that pierces for the fish crab, and this first entrance can have the effect of fascination fish crab, allows it think that this first entrance is the outlet in fence net district.Treat that the fish crab pierces the first entrance, the fish crab is found the outlet of the second interior cage through the route of bending, and it climbs out of from outlet, and so, the fish crab can be thought and escapes from from the fence net district, and then reduce the risk that it is run away.So arrange, shallow water grass type Hu Ku cleaning fishery block facility provided by the invention by being provided with the interior cage of fascination fish crab, can effectively be evaded the technical barrier that the fish crab runs away.
In the preferred version of the present invention, shallow water grass type Hu Ku cleaning fishery block facility also comprises the outer cage that is arranged at outside the described fence net district, and described outer cage comprises outer cage support and is overlying on the etting of described outer cage support, and described outer cage is provided with the second entrance that pierces for the fish crab.Need to prove, it is peripheral that outer cage is arranged at the fence net district, and the fish crab after runing away from the fence net district can enter outer cage by the second entrance.When the fish crab quantity in the outer cage is more, illustrate that leak has appearred in fence net, administrative staff need fence net is overhauled.So arrange, whether administrative staff can by making regular check on the fish crab quantity in the outer cage, judge fence net and start a leak easily.
In the another kind of preferred version of the present invention, described spud pile is arranged at below the water surface, and the upper end of described fence net is connected with the float that floats on the water surface.Need to prove, spud pile is arranged at below the water surface, and namely connected a part of fence net is positioned at below the water surface, and another part of fence net is by the effect that involves of float, can expose to the water surface or concordant with the water surface, can within fence net, not escape from as long as guarantee the fish crab.Should be appreciated that the stormy waves on the water surface is larger, its impulsive force to spud pile is larger.So arrange, the present invention is arranged at spud pile below the water surface, and is less to the impulsive force of spud pile when stormy waves is larger on the water surface, and then effectively strengthened the wind wave resistance performance of block facility provided by the invention.
Description of drawings
Fig. 1 is the shallow water grass type Hu Ku cleaning fishery block facility structure schematic diagram in the specific embodiment of the invention.
Embodiment
The invention provides a kind of shallow water grass type Hu Ku cleaning fishery block facility, the technical barrier of easily from the block facility, runing away to solve the fish crab.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Please refer to Fig. 1, Fig. 1 is the shallow water grass type Hu Ku cleaning fishery block facility structure schematic diagram in the specific embodiment of the invention.
A kind of shallow water grass type Hu Ku cleaning fishery block facility provided by the invention comprises the fence net 11 that surrounds the fence net district, and fence net 11 is connected with the many spud piles 111 that are fixed in the bed mud.Should be appreciated that similarly to prior art, fence net 11 is used for surrounding the fence net district, this fence net district in for releasing fish crab etc.
Shallow water grass type Hu Ku cleaning fishery block facility provided by the invention also comprises the interior cage 12 that is arranged in the fence net district, and cage 12 comprises the first interior cage 121 and the second interior cage 122, the first interior cages 121 and the second interior cage 122 crossing settings in this.The first interior cage 121 and the second interior cage 122 include interior cage support 123, and are overlying on the etting 124 of interior cage support 123.And the first interior cage 121 is provided with the first entrance 125, the second interior cages 122 that pierce for the fish crab and is provided with the outlet 126 that gets out for the fish crab.
Need to prove, ripe fish crab has the habit of the flight of creeping, and the present invention is by being provided with interior cage 12 in the fence net district, and should in cage 12 comprise the first interior cage 121 and intersect the second interior cages 122 that arrange with the first interior cage 121.This first interior cage 121 and the second interior cage 122 intersect, and namely the two communicates.The first interior cage 121 is provided with the first entrance 125 that pierces for the fish crab, and this first entrance can have the effect of fascination fish crab, allows it think that this first entrance 125 is the outlet in fence net district.Treat that the fish crab pierces the first entrance 125, the fish crab is found the outlet 126 of the second interior cage 122 through the route of bending, and it climbs out of from exporting 126, and so, the fish crab can be thought and escapes from from the fence net district, and then reduce the risk that it is run away.
Need to prove, above-mentioned interior cage 12 is positioned on the undersurface ground in the fence net district.In addition, in the preferred version of this embodiment, interior cage 12 can be consistent with the bearing of trend of fence net 11, the distance of itself and fence net 11 can be 3-5 rice, certainly, also can be other distance, such as 6 meters, 2 meters etc., the concrete distance between the two can specifically be set as the case may be.
So arrange, shallow water grass type Hu Ku cleaning fishery block facility provided by the invention by being provided with the interior cage 12 of fascination fish crab, can effectively be evaded the technical barrier that the fish crab runs away.
In the preferred version provided in the present embodiment, the block facility also comprises the outer cage 13 that is arranged at outside the fence net district.Be somebody's turn to do the etting that outer cage 13 can comprise outer cage support 131 and be overlying on outer cage support 131.Outer cage 13 is provided with the second entrance 132 that pierces for the fish crab.
Need to prove, it is peripheral that outer cage 13 is arranged at the fence net district, and the fish crab after runing away from the fence net district can enter outer cage 13 by the second entrance 132.When the fish crab quantity in the outer cage 13 is more, illustrate that leak has appearred in fence net, administrative staff need fence net is overhauled.Should be appreciated that the second entrance 132 preferably is arranged at a side corresponding with fence net 11, so arrange, the fish crab can directly enter in the outer cage 13 after escaping from the fence net 11.
Equally, outer cage 13 is positioned on the undersurface ground in the fence net district.Should outer cage 13 can be 2-4 rice apart from the distance of fence net 11, certain, also can be other distance, such as 5 meters, 6 meters etc., the distance between outer cage 13 and the fence net 11 can specifically be set as the case may be.
So arrange, whether the staff can judge fence net and start a leak easily by making regular check on the fish crab quantity in the outer cage, and then, judge whether fence net 11 is overhauled.
In addition, it is pointed out that the fish crab easily escapes from from fence net 11 lower ends.When fence net 11 contacted closely with undersurface ground, the fish crab can escape from from the gap between fence net 11 and the ground; Perhaps, crab can dig a hole from bed mud and escape from.
Given this, block facility provided in the present embodiment, the lower end of its fence net 11 is connected with a gabion 112 that embeds in the bed mud, and gabion 112 comprises the cage body and is placed in the stone of the inside of cage body.Need to prove, fence net 11 is fixedly connected with gabion 112, and gabion 112 is embedded among the bed mud.
So arrange, fence net 11 is by the tenesmus effect of gabion 112, and it contacts closely with undersurface bottom surface, has effectively evaded the problem that the fish crab runs away from the slit between fence net 11 and the ground.In addition, gabion 112 is embedded in the bed mud, can effectively reduce the probability that crab digs a hole and runs away.
In addition, in the preferred version provided in the present embodiment, spud pile 111 is arranged at below the water surface, and the upper end of fence net 11 is connected with the float 113 that floats on the water surface.
Need to prove, spud pile 111 is arranged at below the water surface, and namely connected a part of fence net 11 is positioned at below the water surface, and another part of fence net is by the effect that involves of float 113, can expose to the water surface or concordant with the water surface, can within fence net, not escape from as long as guarantee the fish crab.
Should be appreciated that the stormy waves on the water surface is larger, its impulsive force to spud pile 111 is larger.So arrange, the present invention is arranged at spud pile 111 below the water surface, and is less to the impulsive force of spud pile 111 when stormy waves is larger on the water surface, and then effectively strengthened the wind wave resistance performance of block facility provided in the present embodiment.
Need to prove, above-mentioned spud pile 111 can be specially timber, certainly, also can be the spud pile 111 of other material, such as, concrete stake, bamboo stake etc., this embodiment is not done concrete restriction to the concrete material of spud pile 111.In addition, the distance of two adjacent spud piles 111 can be 1-2 rice, certainly, also can be other distance, and the distance between two adjacent spud piles 111 can specifically be set as the case may be.The distance that spud pile 111 gos deep into ground can be 70-100 centimetre dark, certainly, in the more anxious environment of current, the distance that spud pile 111 gos deep into ground also can increase, such as, can be 150 centimetres, 120 centimetres etc.Spud pile 111 can be about 1 meter apart from the distance of the water surface, certainly, also can be other distance, and spud pile 111 can specifically be set as the case may be apart from the distance of the water surface.
The concrete material of above-mentioned float 113 can be foam, certainly, also can be the float of other material, such as the less timber of density, only needs it can float on the water surface and gets final product.
In addition, escape from from the upper end of fence net 11 in order to prevent the fish crab, block facility provided in the present embodiment, the upper end of its fence net 11 is connected with the film 114 that floats on the water surface.
So arrange, film can launch certain area at the water surface, and then so that the fish crab can't go beyond this film and run away.This film can be specially polyethylene film, certainly, also can be other film, and this paper enumerates no longer one by one.
In order to prevent that visitor or passing ships are strayed into the fence net district, shallow water grass type Hu Ku cleaning fishery block facility provided in the present embodiment also comprises the warning pile 14 that is arranged at periphery, fence net district, and warning pile 14 stretches out in more than the water surface.
Need to prove, the quantity of warning pile 14 can be a plurality of, and arranges along the bearing of trend of fence net 11, and it can exceed 1.5 meters of the waters surface, certainly, also can be other height, such as, can exceed 1 meter of the water surface or 2 meters etc.Warning pile can be specially concrete stake, certainly also can adopt the warning pile of other material, such as mao bamboon stake, iron stake etc.
So arrange, warning pile 14 can play warning function, and visitor or passing ships can be taken a devious route after seeing warning pile 14, have effectively evaded the problem that visitor or passing ships are strayed into the fence net district.
In addition, in order further to strengthen the constant intensity of warning pile 14 and spud pile 111, spud pile 111 can be connected by rope 15 with warning pile 14.It is to be noted, rope 15 does not need tight between spud pile 111 and warning pile 14, and its length can be the 105%-115% of distance between spud pile 111 and the warning pile 14, certainly, the length of rope 15 also can be other length, and its concrete length can specifically be set as the case may be.
So arrange, the two pins down mutually, effectively avoided because of flow action, and the problem that causes warning pile 14 or spud pile 111 to be toppled over.
In addition, be subjected to flow action at the bottom and swing in order to prevent the second interior cage 122, the provided in the present embodiment second interior cage 122, its end is fixed in the water by support bar 16.And the outlet 126 of the second interior cage 122 is arranged at the end of the second interior cage 122.
So arrange, can prevent effectively that the problem that swings from appearring in the second interior cage 122 at the bottom, and it exports 126 more stablely, be conducive to the fish crab and escape from from exporting 126.
In order further to improve the fish crab from exporting 126 convenience that climb out of, export 126 places and can be provided with the smooth plate (not shown) that climbs out of for crab.So arrange, crab can climb out of from exporting 126 easily.
Above a kind of shallow water grass type Hu Ku cleaning fishery block facility provided by the present invention is described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (9)
1. a shallow water grass type Hu Ku cleans fishery block facility, comprise the fence net that surrounds the fence net district, described fence net is connected with the many spud piles that are fixed in the bed mud, it is characterized in that, also comprise the interior cage that is arranged in the described fence net district, described interior cage comprises the first interior cage and intersects the second interior cage that arranges with the described first interior cage, the described first interior cage and the described second interior cage include interior cage support and are overlying on the etting of described interior cage support, and the described first interior cage is provided with the first entrance that pierces for the fish crab, and the described second interior cage is provided with the outlet that gets out for the fish crab.
2. shallow water grass type Hu Ku as claimed in claim 1 cleans fishery block facility, its feature exists, also comprise the outer cage that is arranged at outside the described fence net district, and described outer cage comprises outer cage support and be overlying on the etting of described outer cage support, described outer cage is provided with the second entrance that pierces for the fish crab.
3. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 2 is characterized in that, the lower end of described fence net is connected with a gabion that embeds in the bed mud, and described gabion comprises the cage body and is placed in the stone of the inside of described cage body.
4. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 3 is characterized in that, described spud pile is arranged at below the water surface, and the upper end of described fence net is connected with the float that floats on the water surface.
5. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 4 is characterized in that, the upper end of described fence net also is connected with the film that floats on the water surface.
6. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 5 is characterized in that, the outer warning pile that is fixed in the bed mud that is arranged with in described fence net district, and described warning pile stretches out in more than the water surface.
7. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 6 is characterized in that, described spud pile is connected by rope with described warning pile.
8. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 1 is characterized in that, the outlet of described the second interior cage is arranged at the end of described the second interior cage, and the end of described the second interior cage is fixed in the water by support bar.
9. shallow water grass type Hu Ku cleaning fishery block facility as claimed in claim 8 is characterized in that, the exit position of described the second interior cage is provided with smooth plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101414763A CN102177864B (en) | 2011-05-27 | 2011-05-27 | Blocking net facility for cleaning fishery in shallow waterweed type lake reservoir |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101414763A CN102177864B (en) | 2011-05-27 | 2011-05-27 | Blocking net facility for cleaning fishery in shallow waterweed type lake reservoir |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102177864A CN102177864A (en) | 2011-09-14 |
| CN102177864B true CN102177864B (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101414763A Expired - Fee Related CN102177864B (en) | 2011-05-27 | 2011-05-27 | Blocking net facility for cleaning fishery in shallow waterweed type lake reservoir |
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| Country | Link |
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| CN (1) | CN102177864B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102630615A (en) * | 2012-04-23 | 2012-08-15 | 湖南三兄特色农业开发有限公司 | Method for preventing river crabs from escaping during cultivation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2907248Y (en) * | 2006-05-26 | 2007-06-06 | 孙忠和 | Ball cage type block net for water outlet of wood frog incubation pool |
| CN202112157U (en) * | 2011-05-27 | 2012-01-18 | 苏州大学 | Clean fishing fence facility used in shallow waterweed type lakes and reservoirs |
-
2011
- 2011-05-27 CN CN2011101414763A patent/CN102177864B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2907248Y (en) * | 2006-05-26 | 2007-06-06 | 孙忠和 | Ball cage type block net for water outlet of wood frog incubation pool |
| CN202112157U (en) * | 2011-05-27 | 2012-01-18 | 苏州大学 | Clean fishing fence facility used in shallow waterweed type lakes and reservoirs |
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| Publication number | Publication date |
|---|---|
| CN102177864A (en) | 2011-09-14 |
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Granted publication date: 20130109 Termination date: 20160527 |