CN204579550U - Aquatic fry growing fish groove - Google Patents

Abstract

The utility model provides a kind of aquatic fry growing fish groove, it is characterized in that: the cross section of fish groove is rectangle, and the top of fish groove is uncovered; Fish groove bottom land is camber.Fish groove bottom land is downward-sloping toward other one end from one end, and inclination angle is 10 degree of-30 degree, and described inclination angle is the minimum rate of accumulation of fish groove bottom land and the angle of horizontal plane.One end that fish groove bottom land is lower is provided with a contamination district to lower recess; Be provided with a delivery port in contamination district, delivery port one end in fish groove connects draining external member, and the one end outside fish groove is connected to the return pipe in cycle water fish hatching system.The utility model is used for fish and cultivates seedling (being less than the fry rearing of less than 10 centimetres), and blowdown is convenient, operates flexible for installation.

Description

Aquatic fry growing fish groove

Technical field

The utility model relates to the instrument field that fish cultivate seedling, a kind of for the fish groove in industrial circulating water fish hatching system specifically.

Background technology

Present society also rests on the state of cement pit at the culturing pool of nursery, in seedling raising process, quantity of exchanged water is large, and the blowdown of nursery pond still adopts the artificial suction end or changes pond to realize.Its shortcoming changes the waste that water causes water resource in a large number; At the bottom of artificial suction, change pond and brush pond and cause a lot of labour cost, and this process can be damaged to fry, reduces the problems such as the survival rate of fry; Be not very frequent owing to manually inhaling the end, cause dirt to be discharged to outside nursery pond in time, this also can cause water quality in nursery pond to degenerate, and a large amount of parasite breeds at this, directly threat breeding production safety.

Utility model content

The utility model provides a kind of aquatic fry growing fish groove, its objective is that the survival rate of seedling solving existing nursery groove (pond) is low, blowdown difficulty in groove, cultivation operation is difficult, the shortcoming that energy resource consumption is serious, there is provided one can high density nursery fish groove, blowdown handled easily be flexible, the nursery groove that survival rate of seedling is high.

The technical solution of the utility model is:

A kind of aquatic fry growing fish groove, is characterized in that: the cross section of fish groove is rectangle, and the top of fish groove is uncovered; Fish groove bottom land is camber.

Fish groove bottom land is downward-sloping toward other one end from one end, and inclination angle is 10 degree of-30 degree, and described inclination angle is the minimum rate of accumulation of fish groove bottom land and the angle of horizontal plane.

One end that fish groove bottom land is lower is provided with a contamination district to lower recess; Be provided with a delivery port in contamination district, delivery port one end in fish groove connects draining external member, and the one end outside fish groove is connected to the return pipe in cycle water fish hatching system.

The top end of four sidewalls of fish groove turns up, and forms U-type groove edge; Described U-lag is provided with stand frame along internal frame, and stand frame is arranged with some rack legs.

The following of vertical section of fish groove is arc, and dual-side ecto-entad extends.

Compared with prior art, the utility model has following beneficial effect:

1, fish groove is suspended on ground by the stand frame of himself by the utility model profit, and this design makes this fish slot put can to transfer, and easier assembly and disassembly, convenient transport according to circulation design, and cost is lower.

2, the bottom land of fish groove is curved, downward-sloping toward other one end from one end.The solid dirt such as remaining bait, trickle ight soil that the bottom land of arc makes the level of throwing something and feeding in seedling raising process tiny is easy to the lowest part be concentrated at the bottom of deep-slotted chip breaker, is not easy to be stirred; Make the dirt being deposited on bottom land be brought to contamination district very easily from one end toward the bottom land that other one end is downward-sloping, and discharge fish groove from the delivery port of contamination district lowest part.The fish groove designed with such self-cleaning can reduce the time that dirt retains in fish groove, ensures that water quality is pure and fresh, then reduces the burden of water treatment facilities, energy-conservation, adds the survival rate of fish hatching.

3, fish groove can be intake from water inlet pipe one end, other end water outlet.It is overall constant that this design ensure that fish trough inner water flows to, by regulating water intake velocity, not only can ensure that trough inner water stream is unlikely to too fast, making fry cloth even, and the new water constantly flowed into can ensure that the water in fish groove is in high dissolved oxygen, making to realize highly dense nursery becomes possibility.

4, the first-selected main material of fish groove is fiberglass (FRP), and such material is easy to make, sturdy and durable, service life long, stable chemical performance, and its many merits not only reduces maintenance cost, also produces for nursery and carries out smoothly providing guarantee.

Accompanying drawing explanation

Fig. 1 is isometric view of the present utility model;

Fig. 2 is the schematic diagram after the utility model removes part breeding trough cell wall;

Fig. 3 is end view of the present utility model;

Fig. 4 is vertical view of the present utility model;

Fig. 5 is bottom view of the present utility model;

Fig. 6 is U-type groove edge, stand frame, rack leg schematic diagram.

In the drawings, 1: fish groove, 2:U type groove along, 3: stand frame, 4: contamination district, 5: delivery port, 6: at the bottom of deep-slotted chip breaker, 7: rack leg.

Embodiment

Below in conjunction with accompanying drawing embodiment, the utility model is further illustrated.Following examples will contribute to those skilled in the art and understand the utility model further, but not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, some distortion and improvement can also be made.These all belong to protection domain of the present utility model.

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, aquatic fry growing fish groove, comprises fish groove 1, and the cross section of described fish groove 1 is all rectangle, and the top of fish groove 1 is uncovered shape; At the bottom of the deep-slotted chip breaker of described fish groove 1,6 in the camber to lower recess; The notch area of the top open-mouth of described fish groove 1 slightly larger than bottom land area, the trapezium structure that also namely the vertical section of fish groove 1 is minor face is below arc, dual-side ecto-entad extends; The top end of described fish groove 1 four sidewalls turns up, and forms U-type groove along 2; As Fig. 6, described U-lag is along there being the stand frame 3 playing and hold up cell body effect in 2, stand frame 3 is arranged with some rack legs 7; At the bottom of described deep-slotted chip breaker, 6 is downward-sloping toward opposite side end from minor face one end, and keep certain angle, and inclination angle is the minimum rate of accumulation of the bottom land of fish groove 1 and the angle of horizontal plane, and this inclination angle is 10 degree of-30 degree; At the bottom of described downward-sloping deep-slotted chip breaker, 6 ends are provided with the contamination district 4 to lower recess; The described middle lowest part in contamination district 4 is provided with delivery port 5, one end being positioned at fish groove of delivery port 5 can connect draining external member (not shown), and the one end be arranged in outside fish groove is connected to the return pipe of cycle water fish hatching system (not shown); Described delivery port 5 has the object of draining, blowdown and emptying fish groove 1 concurrently

Operation principle of the present utility model is as follows:

Under duty, the frame structure that stand frame 3 and rack leg 7 form is by unsettled for fish groove 1, and wherein stand frame 3 is embedded into U-type groove along in 2, rack leg 7 and earth surface.

During work, new water is intake by the short end side on opposite, contamination district 4, the water entered in fish groove 1 slowly flows to delivery port 5 one end of fish groove 1, meanwhile current also 6 take the cultivation ight soil of fish, residual bait and other solid dirts etc. in groove to contamination district 4 at the bottom of the deep-slotted chip breaker tilted, and the solid dirt concentrating on contamination district 4 is flow back in cycle water fish hatching system by delivery port 5 and processes together with water.At the bottom of the deep-slotted chip breaker of its medium dip, 6 serve and collect and concentrate the effect of dirt.When needs empty fish groove 1, closing the water inlet of fish groove 1, by opening delivery port 5, the fry in fish groove 1 being discharged together with water.

Registered " cultivation fish groove group " patent (patent No. 201420441113.0) was applied for before applicant, its main application is the high-density breeding of adult fish, although the place that this patent and " cultivating by fish groove group " structure have part similar, but this patent is in application and be functionally different from completely " cultivation fish groove group ", this patent is applied to fish hatching aspect (being less than the fry rearing of less than 10 centimetres), survival rate of seedling can be increased substantially, when being particularly applied in the cultivation of eel seedling, present domestic cultivation eel shoot survival percent can be brought up to more than 90% from 50%-60%, alleviate the pressure that domestic eel seedling is fished for naturally greatly, also for numerous raisers provide the eel seed of more high-quality.

The bottom land of this patent is arc, and advantage is: the solid dirt such as remaining bait, trickle ight soil that it makes the level of throwing something and feeding in seedling raising process tiny is easy to the lowest part be concentrated at the bottom of deep-slotted chip breaker, is not easy to be stirred; Make the dirt being deposited on bottom land be brought to contamination district very easily from one end toward the bottom land that other one end is downward-sloping, and discharge fish groove from the delivery port of contamination district lowest part.The fish groove designed with such self-cleaning can reduce the time that dirt retains in fish groove, ensures that water quality is pure and fresh, then reduces the burden of water treatment facilities, energy-conservation, adds the survival rate of fish hatching.

Claims (5)

1. an aquatic fry growing fish groove, is characterized in that: the cross section of fish groove is rectangle, and the top of fish groove is uncovered; Fish groove bottom land is camber.

2. aquatic fry growing fish groove as claimed in claim 1, is characterized in that: fish groove bottom land is downward-sloping toward other one end from one end, and inclination angle is 10 degree of-30 degree, and described inclination angle is the minimum rate of accumulation of fish groove bottom land and the angle of horizontal plane.

3. aquatic fry growing fish groove as claimed in claim 1, is characterized in that: one end that fish groove bottom land is lower is provided with a contamination district to lower recess; Be provided with a delivery port in contamination district, delivery port one end in fish groove connects draining external member, and the one end outside fish groove is connected to the return pipe in cycle water fish hatching system.

4. aquatic fry growing fish groove as claimed in claim 1, is characterized in that: the top end of four sidewalls of fish groove turns up, and forms U-type groove edge; Described U-lag is provided with stand frame along internal frame, and stand frame is arranged with some rack legs.

5. aquatic fry growing fish groove as claimed in claim 1, is characterized in that: the following of vertical section of fish groove is arc, and dual-side ecto-entad extends.