CN212728464U

CN212728464U - Shrimp fry hatching separation collection device

Info

Publication number: CN212728464U
Application number: CN202021068871.4U
Authority: CN
Inventors: 李金龙; 王冬武; 向劲; 何志刚; 李绍明; 刘丽; 伍远安; 王金龙; 曾鸣; 苏东旭; 吴浩; 吴启藩; 秦溱
Original assignee: HUNAN FISHERIES SCIENCE INSTITUTE
Current assignee: HUNAN FISHERIES SCIENCE INSTITUTE
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-03-19
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a shrimp larva hatching separation collection device, including collecting box, hatching frame, flotage piece, the flotage piece sets up on the hatching frame, the hatching frame is in through the flotage piece suspension the top of collecting box, be equipped with isolating mechanism in the hatching frame, isolating mechanism will a plurality of compartments are cut apart into to the hatching frame. The utility model has the advantages of simple structure, easy dismounting, can avoid fighting between the parent, realize that parent and seed in time separate, conveniently concentrate and collect shrimp seedling.

Description

Shrimp fry hatching separation collection device

Technical Field

The utility model mainly relates to the technical field of aquaculture, in particular to a shrimp larva hatching, separating and collecting device.

Background

The propagation of the shrimp mainly comprises a plurality of important stages such as fertilized eggs, nauplii, shrimp seedlings, adult shrimps and the like. The prior practitioners in the prior art have designed a shrimp breeding and hatching device, for example, chinese patent cn201610401188.x discloses a shrimp breeding, hatching and collecting device, which consists of a circulating water tank, a circulating water pump, a lower hatching and collecting tank, an upper hatching and collecting tank and a decontamination pipe. Although the device can realize hatching separation collection of shrimp larvae, the device overall structure is complicated, all parts are fixedly connected, disassembly and assembly are not convenient, the upper hatching collection box and the lower hatching collection box are only provided with a shrimp culture isolation net, no isolation exists between the shrimp culture parents in the upper hatching collection box or the lower hatching collection box, fighting is easy to occur between the parents, and the survival rate of the shrimp culture is influenced.

SUMMERY OF THE UTILITY MODEL

To the technical problem that prior art exists, the utility model provides a fry hatching separation and collection device which can avoid fighting between parents, can realize timely separation of parents and fry between simple structure and easy dismounting.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a shrimp larva hatching separation collection device, includes collecting box, hatching frame, floating block, the floating block sets up on the hatching frame, the hatching frame through the floating block suspension in the top of collecting box, be equipped with isolating mechanism in the hatching frame, isolating mechanism will the hatching frame is cut apart into a plurality of compartments.

As a further improvement of the above technical solution: the isolation mechanism is a plurality of baffle plates which are arranged in a staggered mode or a plurality of tubular structures.

As a further improvement of the above technical solution: the collecting box is a net cage type collecting box which comprises a net cage and four support rods, and four top corners and four bottom corners of the net cage are respectively connected with the four support rods.

As a further improvement of the above technical solution: through holes for penetrating through the support rods are formed in the four corners of the hatching frame.

As a further improvement of the above technical solution: still include the lantern ring, the hatching frame passes through the lantern ring cover to be located on the vaulting pole.

As a further improvement of the above technical solution: the collecting box is a frame-type collecting box, and the peripheral side walls and the bottom wall of the frame-type collecting box are provided with nylon nets.

As a further improvement of the above technical solution: the frame-type collecting box is a wooden frame collecting box.

As a further improvement of the above technical solution: the partition plates comprise longitudinal partition plates and transverse partition plates, the longitudinal partition plates and the transverse partition plates are arranged in a staggered mode to divide the hatching frame into a plurality of compartments, and the area of each compartment is 150cm²～250cm²。

As a further improvement of the above technical solution: the tubular structure is a PVC pipe, the height of the PVC pipe is 10 cm-15 cm, and the diameter of the PVC pipe is 15 cm-20 cm.

As a further improvement of the above technical solution: the peripheral wall of the hatching frame is provided with a square hole or a rectangular hole or a round hole, the width of the square hole or the rectangular hole is not more than 3mm, the diameter of the round hole is not more than 3mm, the bottom of the hatching frame is provided with a through hole, and the diameter of the through hole is 6-10 mm.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a shrimp larvae hatching separation collection device, overall structure is simple, the hatching frame passes through the floating block suspension in the top of collecting box, adopt non-fixed connection between hatching frame and the collecting box, easy dismounting, and be equipped with isolating mechanism in the hatching frame, can realize the independent isolation between parent and parent through isolating mechanism, effectively avoid fighting between parent, reduced the death rate of hindering that the kind of shrimp leads to because of fighting, the hatching frame sets up in the top of collecting box, the shrimp larvae of hatching can get into in the collecting box through the through-hole of hatching frame bottom, in time with the parent separation, can avoid the shrimp larvae to be eaten by the shrimp silkworms, through the utility model discloses a collection device can realize the swift of shrimp larvae, convenient, concentrate the collection, has greatly improved the survival rate of shrimp larvae.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic top view of the first embodiment of the present invention.

Fig. 3 is a schematic top view of the second embodiment of the present invention.

Fig. 4 is a schematic top view of the third embodiment of the present invention.

Fig. 5 is a schematic top view of the fourth embodiment of the present invention.

Illustration of the drawings:

1. a collection box; 11. a stay bar; 2. an incubation frame; 3. floating blocks; 4. an isolation mechanism; 5. A collar.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

Example one

As shown in fig. 1-2, the utility model discloses a shrimp larva hatching separation collection device, including collecting box 1, hatching frame 2, floating block 3 sets up on hatching frame 2, and hatching frame 2 is equipped with isolator 4 in hatching frame 2 through floating block 3 suspension in the top of collecting box 1, and isolator 4 is cut apart into a plurality of compartments with hatching frame 2.

The utility model discloses a shrimp larvae hatching separation collection device, overall structure is simple, hatching frame 2 utilizes the floating block 3 to suspend in the top of collecting box 1, adopt non-fixed connection between hatching frame 2 and the collecting box 1, easy dismounting, and be equipped with isolator 4 in hatching frame 2, can realize the independent isolation between parent and parent through isolator 4, effectively avoid fighting between the parent, reduced the death rate that the kind shrimp leads to because of fighting, hatching frame 2 sets up in collecting box 1's top, the shrimp larvae of hatching can get into in collecting box 1 through the through-hole of hatching frame 2 bottoms, in time separate with the parent, can avoid the shrimp larvae to be eaten by the shrimp silkworms, through the utility model discloses a collection device, can realize the swift of shrimp larvae, convenient, concentrate the collection, greatly improved the survival rate of shrimp larvae.

In this embodiment, the hatching frame 2 is a plastic hatching frame, and is convenient to assemble and low in cost. In this embodiment, the isolation mechanism 4 is a plurality of partitions arranged in a staggered manner, the partitions include longitudinal partitions and transverse partitions, the longitudinal partitions and the transverse partitions are arranged in a staggered manner to divide the hatching frame 2 into a plurality of compartments, and the areas of the compartments are 150cm²～250cm². The compartment size is fit for placing single seed shrimp just, has realized through a plurality of compartments that the parent is isolated, effectively avoids fighting between the parent.

In this embodiment, the collection box 1 is a net cage type collection box, the net cage type collection box includes a net cage and four support rods 11, and four top corners and four bottom corners of the net cage are respectively connected with the four support rods 11. Four corners of the hatching frame 2 are provided with through holes for penetrating the support rods 11, and the hatching frame 2 is connected with the four support rods 11 through the through holes. In other embodiments, the hatching frame 2 may be fitted over the stay 11 by means of the collar 5. Furthermore, in the preferred embodiment, four apex angles and four base angles of the net cage are tied on the stay bar 11 through ropes, so that the net cage is very convenient to disassemble and assemble.

In this embodiment, the perisporium of hatching frame 2 has been seted up rectangular hole, and rectangular hole's width is no longer than 3mm, and the through-hole has been seted up to the bottom of hatching frame 2, and the diameter of through-hole is 6 ~ 10 mm. Further, in a preferred embodiment, the through-holes are circular holes. The air permeability of the hatching frame 2 can be improved through the rectangular holes, the width of each rectangular hole is not more than 3mm, the young shrimps can be prevented from climbing out of the peripheral wall of the hatching frame 2, the through holes are formed in the bottom of the hatching frame 2, the young shrimps which are conveniently hatched can enter the collecting box 1 from the through holes in time, and the parents and the young shrimps can be separated in time. In other embodiments, the peripheral wall of the hatching frame 2 may be provided with square holes, circular holes or other special-shaped holes, as long as the width or diameter does not exceed 3 mm.

Example two

As shown in fig. 3, this embodiment is substantially the same as the embodiment except that the isolation mechanism 4 is a tubular mechanism, and further, in the preferred embodiment, the tubular mechanism is a PVC pipe, the height of the PVC pipe is 10cm to 15cm, and the diameter of the PVC pipe is 15cm to 20 cm. The isolation between parents can be realized through the PVC pipe with a certain height, and the fighting between the parents is avoided.

EXAMPLE III

As shown in fig. 4, the present embodiment is substantially the same as the first embodiment, except that in the present embodiment, the collecting box 1 is a frame-type collecting box, and the peripheral side walls and the bottom wall of the frame-type collecting box are both provided with nylon nets, and further, in the present embodiment, the mesh size of the nylon net is 60 to 80 meshes (i.e., the mesh size of the screen is 250um to 180 um). Further, in a preferred embodiment, the frame-type collecting box is a wooden frame collecting box. During the installation, install floating block 3 on the perisporium of hatching frame 2 earlier, then put into frame-type collecting box with hatching frame 2 in, floating block 3 can provide 2 buoyancy of hatching frame and prevent that hatching frame 2 from excessively sinking, can play the effect of fixture block simultaneously, prevents the excessive come-up of wooden frame collecting box, and the position of floating block 3, size can adjust according to hatching frame 2's weight, ensures that hatching frame 2 can half-suspension in the top of wooden frame collecting box.

Example four

As shown in fig. 5, the present embodiment is substantially the same as the second embodiment, except that the collecting box 1 is a frame-type collecting box, and the peripheral side walls and the bottom wall of the frame-type collecting box are both provided with nylon nets. Further, in a preferred embodiment, the frame-type collecting box is a wooden frame collecting box.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. The utility model provides a shrimp larva hatching separation collection device, its characterized in that includes collecting box (1), hatching frame (2), floating block (3) set up on hatching frame (2), hatching frame (2) through floating block (3) suspension the top of collecting box (1), be equipped with isolating mechanism (4) in hatching frame (2), isolating mechanism (4) will hatching frame cuts apart into a plurality of compartments.

2. The fry hatching, separating and collecting device as claimed in claim 1, wherein the separating means (4) is a plurality of partitions arranged in a staggered manner or a plurality of tubular structures.

3. The fry hatching, separating and collecting device as claimed in claim 1 or 2, wherein the collecting box (1) is a net cage type collecting box, the net cage type collecting box comprises a net cage and four support rods (11), and four top corners and four bottom corners of the net cage are respectively connected with the four support rods (11).

4. The shrimp larvae hatching, separating and collecting device as claimed in claim 3, wherein the hatching frame (2) is provided with through holes at four corners for passing through the support rods (11).

5. The fry hatching, separating and collecting device as claimed in claim 3, further comprising a collar (5), wherein the hatching frame (2) is sleeved on the support rod (11) through the collar (5).

6. The shrimp larvae hatching, separating and collecting device as claimed in claim 1 or 2, wherein the collecting box (1) is a frame-type collecting box, and the peripheral side wall and the bottom wall of the frame-type collecting box are provided with nylon nets.

7. The fry hatching, separating and collecting device as claimed in claim 6, wherein the frame-type collecting box is a wooden frame-type collecting box.

8. Shrimp larvae hatching, separating and collecting apparatus as claimed in claim 2, wherein the partitions comprise longitudinal partitions and transverse partitions, the longitudinal partitions and transverse partitions are arranged in a staggered manner to divide the hatching frame (2) into a plurality of compartments, the compartments having an area of 150cm²～250cm²。

9. The shrimp larvae hatching, separating and collecting device of claim 2, wherein the tubular structure is a PVC pipe, the height of the PVC pipe is 10cm to 15cm, and the diameter of the PVC pipe is 15cm to 20 cm.

10. The shrimp larvae hatching, separating and collecting device according to claim 1 or 2, wherein a square hole or a rectangular hole or a round hole is formed in the peripheral wall of the hatching frame (2), the width of the square hole or the rectangular hole is not more than 3mm, the diameter of the round hole is not more than 3mm, a through hole is formed in the bottom of the hatching frame (2), and the diameter of the through hole is 6-10 mm.