CN201430839Y - Improved fish hatching loop - Google Patents
Improved fish hatching loop Download PDFInfo
- Publication number
- CN201430839Y CN201430839Y CN2009200338328U CN200920033832U CN201430839Y CN 201430839 Y CN201430839 Y CN 201430839Y CN 2009200338328 U CN2009200338328 U CN 2009200338328U CN 200920033832 U CN200920033832 U CN 200920033832U CN 201430839 Y CN201430839 Y CN 201430839Y
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- China
- Prior art keywords
- fish
- elliptical annular
- circular hatching
- hatchery
- frame
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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
Abstract
The utility model discloses an improved fish hatching loop which comprises a single ring and/or double ring elliptical fish hatching loop and a sewage discharging channel provided at the periphery. The fish hatching loop comprises an elliptical annular fish hatching tank surrounded by wall body, a water inlet pipe 1 which is communicated with the elliptical annular fish hatching tank, water supplynozzles of hatching tank, a filtering frame and a filtering screen which are provided above the elliptical annular fish hatching tank. The filtering frame is a boat-shaped filtering frame which composed of an elliptical annular upper frame and oblique supporting frames for fixing the elliptical annular upper frame to the middle water insulation wall of the elliptical annular fish hatching tank. The elliptical annular upper frame is fixed right above the elliptical annular fish hatching tank and has a shape corresponding with the shape of the hatching tank. The filtering screen is laid on theoblique supporting frame. The improved fish hatching loop provided by the utility model has the advantages of rational design and good use effect. The fluid state of the water current in the loop is stable, the filtering area is large. The fish larva mixing and leakage do not exist nor centripetal deposition. Various practical problems existing in the prior-art fish hatching loop can be effectively settled.
Description
Technical field
The utility model belongs to the artificial propagation of fish technical field, is specifically related to a kind of modified fish circular hatching channal.
Background technology
In artificial propagation of fish, the incubator of half buoyancy fish-egg is technical has relatively high expectations, and requires current steady, and fish-egg (seedling) is dispersed evenly in the water body, and filter area is big simultaneously, is beneficial to the water body exchange, does not paste seedling and leaks seedling.Nowadays, the incubator that is used for half buoyancy hatch fish roe in the production mainly contains three types: 1, hatching pail (cylinder); 2, circular hatching channal; 3, incubation tank.Wherein, the general water capacity of hatching pail (cylinder) is 250kg, the production that the scale that is suitable for is less; Incubation tank is relatively poor owing to the current stationarity, less at present employing.Present employed circular hatching channal has two kinds, and a kind of is circular, and a kind of is oval.Circular circular hatching channal current are steady, and general water capacity is 7-20T, is suitable for large-scale production.But the shortcoming of circular circuit is to exist " entad deposition ", and the dead seedling of deposition easily takes place.Oval circular hatching channal can significantly reduce " entad deposition ", but designs improperly, then similar with incubation tank, and the high problem of the unstable lethality of current easily takes place.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of modified fish circular hatching channal is provided, it is reasonable in design and result of use good, not only flow-shape is steady in the circuit, drainage area greatly, does not paste seedling leakage seedling and nothing " entad deposits ", can effectively solve the existing existing multiple practical problem of fish circular hatching channal.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of modified fish circular hatching channal comprises oval fish circular hatching channal of monocycle and/or dicyclo and the blowdown canal that is laid in fish circular hatching channal week side; Described fish circular hatching channal comprises the elliptical annular fish hatchery that is surrounded by body of wall, the water inlet pipe one that leads to elliptical annular fish hatchery, be installed on the water inlet pipe one and and give sprinkler head the hatchery of supplying water in elliptical annular fish hatchery, be laid in the filtering frame of elliptical annular fish hatchery top and mat formation on filtering frame and be used to prevent the filter screen that fry escapes, described elliptical annular fish are laid with the blow-off pipe that leads to the blowdown canal in the hatchery, it is characterized in that: described filtering frame is fixed in the boat form filtering frame that the bearing diagonal frame on the core wall of elliptical annular fish hatchery middle part is formed for being put on the shelf by elliptical annular and elliptical annular being put on the shelf, described elliptical annular put on the shelf be fixed on directly over the elliptical annular fish hatchery and its shape corresponding with the shape of elliptical annular fish hatchery, described filter screen is mated formation on the bearing diagonal frame.
The circuit aspect ratio of described fish circular hatching channal is 2-3: 1.
The bottom of described elliptical annular fish hatchery is semicircle.
What comprise also that be laid in fish circular hatching channal week side independent receive the seedling pond, lead to the water inlet pipe two of receiving the seedling pond and be installed in water inlet pipe two gives sprinkler head to receiving the receipts seedling pond of supplying water in the seedling pond, is laid with in the described elliptical annular fish hatchery and leads to the receipts seedling pipe of receiving the seedling pond.
The length of described elliptical annular fish hatchery is 5.5 meters, and width is that 2 meters and its water capacity are 8T.
The left and right sides on described core wall top is provided with for bearing diagonal frame bottom installed platform, and the bearing diagonal top of the trellis is fixed on the outward flange that elliptical annular puts on the shelf.
Described filter screen lower end by bolt clip between the bearing diagonal frame of platform on the core wall and filtering frame, and its upper end with lanyard on the elliptical annular of filtering frame is put on the shelf.
Bottom, described elliptical annular fish hatchery is to receiving seedling pond lopsidedness.
Comparatively speaking described elliptical annular fish hatchery bottom to receiving a side that the seedling pond tilts and relative opposite side, and its downward-sloping ratio is 4 ‰.
Described water inlet pipe one is provided with the cleaning plug that pipe blow-through is used.
The utility model compared with prior art has the following advantages:
1, reasonable in design and result of use good, only need to existing oval fish circular hatching channal carry out corresponding transformation can and improvement cost low, use easy and simple to handle.
2, substitute existing " window formula " screen holder with " boat form " screen holder (crossing or the title filtering frame) that is installed on the core wall of circuit middle part, the window formula filter screen of being installed on tradition " window formula " screen holder is because it depends on the circuit wall, filter area is restricted, mounting means is essentially vertically or tilts a little, thereby produce and to have more existing " subsides seedling " phenomenon, and when " subsides seedling " was serious, the fry behind the demoulding can be escaped by " sucking-off ", and loss totally." boat form " screen holder that the utility model adopted is enclosed within the body of wall upper end as cap, its bearing diagonal frame maximum can adopt 45 ° of inclination angles, thereby by strengthening gradient to reduce " subsides seedling " phenomenon, compare with conventional window formula filter screen, " boat form " filter screen has also increased filter area to greatest extent, this has just significantly reduced " subsides seedling " phenomenon, has improved incubation rate.
3, " boat form " screen holder is easy to install, during installation, the etting lower end is clipped between the scene-affinity and filtering frame of core wall top band double-screw bolt, fills up simultaneously with sponge, fixes with screw; The etting upper end is gone up in filtering frame upper reinforcement (being that elliptical annular is put on the shelf) with the rope simple fixation and is got final product.
4, adjusted the Aspect Ratio of oval circular hatching channal, the inboard length overall of oval fish circular hatching channal is 5.5 meters in the utility model, and 2 meters of beam overalls, the about 8T of water capacity (the about 16T of dicyclo), each circuit can be put 8,000,000 on ovum (about 1,600 ten thousand of dicyclo).Comparatively speaking, it is assorted many that employed circuit Aspect Ratio is gone up in production at present, further investigation reveals that circuit is long, and shower nozzle is too much, can increase the impulse force at circuit two ends, reduces incubation rate; Too short, then be difficult to overcome " entad deposition ".Circuit is narrow, reduces water capacity; The wide whirlpool deposition that then is prone to.The used oval circular hatching channal of the utility model is very suitable, satisfies above-mentioned various term restriction.
4, level off die bed circuit bottom and be semicircular base, old-fashioned circuit cross section is generally rectangle, or the base angle smears circle slightly, and the circuit bottom after the utility model improves be a semicircle, calculate by graceful peaceful (Manning) formula, flow velocity can be improved 4-5% after changing the circuit bottom into semicircle.In addition, measure according to observations, no matter in bend or straight way part, the instantaneous direction of current and flow velocity are all in continuous variation in the circuit, and semicircle circuit bottom has increased the circuit smoothness, can make current steady, thereby can alleviate bottom deposit greatly.
5, be provided with Ji Miaochi and collect seedling pond shower nozzle accordingly separately, make sewage separation; Also set up the cleaning plug simultaneously, in order to pipe blow-through.
In sum, the utility model is reasonable in design and result of use good, and not only flow-shape is steady in the circuit, drainage area greatly, does not paste seedling leakage seedling and nothing " entad deposits ", can effectively solve the existing existing multiple practical problem of fish circular hatching channal.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of the utility model filtering frame.
Fig. 3 is installation site, a utility model filtering frame bottom schematic diagram.
Fig. 4 is the B-B cutaway view of Fig. 1.
Fig. 5 is the C-C cutaway view of Fig. 1.
Description of reference numerals:
1-fish circular hatching channal; 1-1-elliptical annular fish 1-2-filtering frame;
The hatchery;
The 1-21-elliptical annular is put on the shelf; 1-22-bearing diagonal frame; 2-receives the seedling pond;
3-blowdown canal; 4-1-water inlet pipe one; 4-2-water inlet pipe two;
Sprinkler head is given in the 5-1-hatchery; 5-2-receives the seedling pond and gives sprinkler head; The 6-valve;
7-receives the seedling pipe; The 8-blow-off pipe; The 9-core wall;
10-cleans plug; The 11-bolt; The 12-drainpipe;
The 13-angle steel; The 14-reinforced steel.1-；
Embodiment
As Fig. 1, shown in Figure 5, the utility model comprises monocycle and/or the oval fish circular hatching channal 1 of dicyclo and is laid in the blowdown canal 3 of fish circular hatching channal 1 all sides.Described fish circular hatching channal 1 comprises the elliptical annular fish hatchery 1-1, water inlet pipe one 4-1 that leads to elliptical annular fish hatchery 1-1 that are surrounded by body of wall, be installed in that water inlet pipe one 4-1 goes up and the hatchery that elliptical annular fish hatchery 1-1 supplies water is given sprinkler head 5-1, is laid in the filtering frame 1-2 of elliptical annular fish hatchery 1-1 top and mats formation on filtering frame 1-2 and be used to prevent the filter screen that fry escapes.Be laid with the blow-off pipe 8 that leads to blowdown canal 3 in the described elliptical annular fish hatchery 1-1.In addition, what the utility model comprised also that be laid in fish circular hatching channal 1 all sides independent receive seedling pond 2, lead to water inlet pipe two 4-2 that receive seedling pond 2 and be installed in water inlet pipe two 4-2 gives sprinkler head 5-2 to receiving the receipts seedling pond of supplying water in seedling pond 2, is laid with in the described elliptical annular fish hatchery 1-1 and leads to the receipts seedling pipe 7 of receiving seedling pond 2.Described water inlet pipe one 4-1 is provided with the cleaning plug 10 that pipe blow-through is used.Water level in the described receipts seedling pond 2 adopts band serum cap plate valve to control, and is laid with a plurality of drainpipes 12 in it.
In conjunction with Fig. 2, Fig. 3, described filtering frame 1-2 is for being put on the shelf 1-21 and the elliptical annular 1-21 that puts on the shelf is fixed in the boat form filtering frame that the bearing diagonal frame 1-22 on the core wall 9 of elliptical annular fish hatchery 1-1 middle part forms by elliptical annular.Described elliptical annular put on the shelf 1-21 be fixed on directly over the elliptical annular fish hatchery 1-1 and its shape corresponding with the shape of elliptical annular fish hatchery 1-1, described filter screen is mated formation on bearing diagonal frame 1-22.The left and right sides on described core wall 9 tops is provided with for bearing diagonal frame 1-22 bottom installed platform, and bearing diagonal frame 1-22 top is fixed on elliptical annular and puts on the shelf on the outward flange of 1-21.Described filter screen lower end is clipped between the bearing diagonal frame 1-22 of platform on the core wall 9 and filtering frame 1-2 by bolt 11, and its upper end with lanyard on the elliptical annular of filtering frame 1-2 is put 1-21 on the shelf.Particularly, described filter screen lower end is fixed on the described platform of top band double-screw bolt by the angle steel 13 that is fixed on bearing diagonal frame 1-22 bottom, and support fixation is carried out by a plurality of reinforced steels 14 in the elliptical annular 1-21 middle part of putting on the shelf.
The circuit aspect ratio of described fish circular hatching channal 1 is 2-3: 1.In the present embodiment, the optimum length of described elliptical annular fish hatchery 1-1 is 5.5 meters, and optimum width is that 2 meters and its best water capacity are 8T.
As shown in Figure 4, the bottom of described elliptical annular fish hatchery 1-1 is semicircle.Described elliptical annular fish hatchery 1-1 bottom is to receiving seedling pond 2 lopsidedness; And Comparatively speaking described elliptical annular fish hatchery 1-1 bottom to receiving a side that seedling pond 2 tilts and relative opposite side, and its downward-sloping ratio is 4 ‰.To sum up, elliptical annular fish hatchery 1-1 bottom after receiving seedling pond 2 lopsidedness, is made that the receipts seedling is more convenient.The described water inlet of advancing to be responsible for 4-1 is responsible for that (side that is laid in elliptical annular fish hatchery 1-1 is responsible in the water inlet of the oval fish circular hatching channal of monocycle, the middle part that is laid in elliptical annular fish hatchery 1-1 is responsible in the water inlet of the oval fish circular hatching channal of dicyclo) near to give sprinkler head 5-1 be the flat fire shower nozzle hatchery of installing, and its water spraying direction dorsad on the body of wall for receiving the receipts seedling hole that seedling pipe 7 is installed.
During actual the transformation, the utility model is compared with existing oval fish circular hatching channal, and workflow and water supply conditions are constant, and the oval fish circular hatching channal 1 of its monocycle or dicyclo is a 1-1.5 rice with the water level discrepancy in elevation, and supplies water distance in 15 meters.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (10)
1. modified fish circular hatching channal comprises the oval fish circular hatching channals (1) of monocycle and/or dicyclo and is laid in the blowdown canal (3) of all sides of fish circular hatching channal (1); Described fish circular hatching channal (1) comprises the elliptical annular fish hatchery (1-1) that is surrounded by body of wall, the water inlet pipe one (4-1) that leads to elliptical annular fish hatchery (1-1), be installed in water inlet pipe one (4-1) and upward and to the hatchery of supplying water in elliptical annular fish hatchery (1-1) give sprinkler head (5-1), be laid in the filtering frame (1-2) of elliptical annular fish hatchery (1-1) top and mat formation and go up and be used to prevent the filter screen of fry escape at filtering frame (1-2), be laid with the blow-off pipe (8) that leads to blowdown canal (3) in the described elliptical annular fish hatcheries (1-1), it is characterized in that: described filtering frame (1-2) is for being put on the shelf (1-21) by elliptical annular and elliptical annular put on the shelf (1-21) is fixed in the boat form filtering frame that the bearing diagonal frame (1-22) on elliptical annular fish hatchery (1-1) the middle part core wall (9) is formed, described elliptical annular put on the shelf (1-21) be fixed on directly over the elliptical annular fish hatchery (1-1) and its shape corresponding with the shape of elliptical annular fish hatchery (1-1), described filter screen is mated formation on bearing diagonal frame (1-22).
2. according to the described modified fish of claim 1 circular hatching channal, it is characterized in that: the circuit aspect ratio of described fish circular hatching channal (1) is 2-3: 1.
3. according to claim 1 or 2 described modified fish circular hatching channals, it is characterized in that: the bottom of described elliptical annular fish hatcheries (1-1) is for semicircle.
4. according to claim 1 or 2 described modified fish circular hatching channals, it is characterized in that: what comprise also that be laid in all sides of fish circular hatching channal (1) independent receive seedling pond (2), lead to the water inlet pipe two (4-2) of receiving seedling ponds (2) and be installed in water inlet pipe two (4-2) gives sprinkler head (5-2) to receiving the receipts seedling pond of supplying water in seedling ponds (2), is laid with the receipts seedling pipe (7) that leads to receipts seedling ponds (2) in the described elliptical annular fish hatcheries (1-1).
5. according to the described modified fish of claim 2 circular hatching channal, it is characterized in that: the length of described elliptical annular fish hatcheries (1-1) is 5.5 meters, and width is that 2 meters and its water capacity are 8T.
6. according to claim 1 or 2 described modified fish circular hatching channals, it is characterized in that: the left and right sides on described core wall (9) top is provided with for bearing diagonal frame (1-22) bottom installed platform, and bearing diagonal frame (1-22) top is fixed on elliptical annular and puts on the shelf on the outward flange of (1-21).
7. according to the described modified fish of claim 6 circular hatching channal, it is characterized in that: described filter screen lower end is clipped between the bearing diagonal frame (1-22) of platform on the core wall (9) and filtering frame (1-2) by bolt (11), and its upper end with lanyard on the elliptical annular of filtering frame (1-2) is put (1-21) on the shelf.
8. according to the described modified fish of claim 4 circular hatching channal, it is characterized in that: bottom, described elliptical annular fish hatcheries (1-1) is to receiving seedling pond (2) lopsidedness.
9. according to the described modified fish of claim 8 circular hatching channal, it is characterized in that: Comparatively speaking described elliptical annular fish hatcheries (1-1) bottoms to receiving a side that seedling ponds (2) tilt and relative opposite side, and its downward-sloping ratio is 4 ‰.
10. according to claim 1 or 2 described modified fish circular hatching channals, it is characterized in that: described water inlet pipe one (4-1) is provided with the cleaning plug (10) that pipe blow-through is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200338328U CN201430839Y (en) | 2009-07-08 | 2009-07-08 | Improved fish hatching loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200338328U CN201430839Y (en) | 2009-07-08 | 2009-07-08 | Improved fish hatching loop |
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| Publication Number | Publication Date |
|---|---|
| CN201430839Y true CN201430839Y (en) | 2010-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009200338328U Expired - Fee Related CN201430839Y (en) | 2009-07-08 | 2009-07-08 | Improved fish hatching loop |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103392639A (en) * | 2013-07-17 | 2013-11-20 | 常州市技丰水产良种繁育场 | Larva fish hatch device |
| CN104082202A (en) * | 2014-06-17 | 2014-10-08 | 怀远县孔津湖农业开发有限公司 | Misgurnus anguillicaudatus spawning and hatching loop |
| CN104957072A (en) * | 2015-06-18 | 2015-10-07 | 广东海洋大学 | Parent litopenaeus vannamei breeding system and method |
| CN104998840A (en) * | 2015-07-13 | 2015-10-28 | 苏州经贸职业技术学院 | Washing device for circular hatching channel |
| CN105010195A (en) * | 2015-07-22 | 2015-11-04 | 福海县海富特种鱼养殖有限责任公司 | Fry hatching pond |
| CN105052789A (en) * | 2015-07-31 | 2015-11-18 | 常州市金坛区直溪镇农业综合服务站 | Hatching device capable of improving fry hatching survival rate |
-
2009
- 2009-07-08 CN CN2009200338328U patent/CN201430839Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103392639A (en) * | 2013-07-17 | 2013-11-20 | 常州市技丰水产良种繁育场 | Larva fish hatch device |
| CN104082202A (en) * | 2014-06-17 | 2014-10-08 | 怀远县孔津湖农业开发有限公司 | Misgurnus anguillicaudatus spawning and hatching loop |
| CN104957072A (en) * | 2015-06-18 | 2015-10-07 | 广东海洋大学 | Parent litopenaeus vannamei breeding system and method |
| CN104998840A (en) * | 2015-07-13 | 2015-10-28 | 苏州经贸职业技术学院 | Washing device for circular hatching channel |
| CN105010195A (en) * | 2015-07-22 | 2015-11-04 | 福海县海富特种鱼养殖有限责任公司 | Fry hatching pond |
| CN105010195B (en) * | 2015-07-22 | 2018-11-06 | 福海县海富特种鱼养殖有限责任公司 | A kind of fry hatching pond |
| CN105052789A (en) * | 2015-07-31 | 2015-11-18 | 常州市金坛区直溪镇农业综合服务站 | Hatching device capable of improving fry hatching survival rate |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20100708 |