Larva breeding device for Atrina pectinata fry breeding

Abstract

The utility model belongs to the technical field of Atrina pectinata larva breeding, and particularly relates to a larva breeding device for Atrina pectinata larva breeding, which comprises a frame, a plurality of groups of clamping grooves are formed in the inner side of the frame in a rectangular equidistant manner, a bolting silk part is arranged in the frame, the living range of larvae is limited below the water surface, the larvae are prevented from being adhered on the water surface, and the larva breeding efficiency is improved. The bolting silk component comprises bolting silk connected into the frame, lock catches matched with the clamping grooves in a clamped mode are connected to the end corners of the outer side of the bolting silk, a support is integrally formed and connected to the top of the frame, a through hole is formed in the support, and a fixing ring is connected to the position, corresponding to the through hole, of the top of the support. The larvae are prevented from adhering to the water surface, damage of dust, water surface tension and light pollution to the larvae is reduced, the lock catches are matched with the clamping grooves in a clamped mode, the bolting silk is connected into the frame, the bolting silk and the frame are conveniently disassembled and assembled, and follow-up operation such as cleaning and replacing of the bolting silk is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of larval cultivation, in particular to a larval cultivation device for the breeding of Atrina pectinata seedlings. Background Technique

[0002] During the cultivation of Atrina pectinata larvae, in the D-shaped larval stage and the early umbo stage, the larvae are prone to floating up and adhering in large numbers, forming a thick film on the water surface, with strong viscosity and high density. At this time, the larvae will be affected by dust, surface tension of the water and light pollution, resulting in low survival rate of the larvae and affecting the production of artificial seedlings. Therefore, there is an urgent need to provide a larval cultivation device for the breeding of Atrina pectinata seedlings. By setting a screen silk, the living range of the larvae is restricted below the water surface, avoiding the adhesion of the larvae on the water surface, thereby reducing the damage of dust, surface tension and light pollution to the larvae and improving the survival rate of the larvae. Summary of the Utility Model

[0003] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part, as well as in the abstract of the specification and the title of the utility model of this application, to avoid obscuring the purpose of this part, the abstract of the specification and the title of the utility model. However, such simplifications or omissions shall not be used to limit the scope of the utility model.

[0004] Therefore, the purpose of the utility model is to provide a larval cultivation device for the breeding of Atrina pectinata seedlings. By setting a screen silk, the living range of the larvae is restricted below the water surface, avoiding the adhesion of the larvae on the water surface, thereby reducing the damage of dust, surface tension and light pollution to the larvae. And the lock catches are engaged with the card slots to connect the screen silk within the frame, facilitating the disassembly and assembly of the screen silk and the frame, and facilitating subsequent cleaning, replacement and other operations on the screen silk.

[0005] To solve the above technical problems, according to one aspect of the utility model, the following technical solutions are provided:

[0006] A larval cultivation device for the breeding of Atrina pectinata seedlings, comprising:

[0007] A frame as a connecting base frame, with multiple groups of card slots equally spaced and arranged in a rectangular shape on the inner side of the frame;

[0008] A screen silk component, placed within the frame, restricting the living range of the larvae below the water surface to avoid the adhesion of the larvae on the water surface;

[0009] The screen silk component includes a screen silk connected within the frame, and lock catches are connected to the outer end corners of the screen silk and are engaged with the card slots;

[0010] A through hole is opened at the top of the screen silk and connected to a detection port, and a connecting pipe is connected and communicated at the top of the screen silk;

[0011] A conduit component is provided on the connecting pipe. The conduit component includes a connecting pipe that is communicatively connected to the connecting pipe, and a connecting sleeve is communicatively provided at the bottom end of the connecting pipe.

[0012] As a preferred embodiment of the larva cultivation device for the breeding of Atrina pectinata seedlings of the present invention, wherein: a support is integrally formed and connected to the top of the frame, through holes are provided on the support, and a fixing ring is connected to the position corresponding to the through holes at the top of the support.

[0013] As a preferred embodiment of the larva cultivation device for the breeding of Atrina pectinata seedlings of the present invention, wherein: an external thread groove is provided on the outer side of the connecting sleeve, and an internal thread groove that is screwed and matched with the external thread groove is provided on the inner side of the connecting pipe.

[0014] As a preferred embodiment of the larva cultivation device for the breeding of Atrina pectinata seedlings of the present invention, wherein: the detection port is provided corresponding to the fixing ring.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] 1. By providing the screen silk, the living range of the larvae is restricted below the water surface, avoiding the adhesion of the larvae on the water surface, and thus reducing the damage to the larvae caused by dust, surface tension and light pollution;

[0017] 2. The lock catch is snap-fitted with the card slot to connect the screen silk inside the frame, facilitating the disassembly and assembly of the screen silk and the frame, and facilitating subsequent operations such as cleaning and replacement of the screen silk;

[0018] 3. The setting of the fixing ring can socket and fix the detection port on the fixing ring when detecting the seedlings inside the screen silk through the detection port, so as to facilitate subsequent operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts. Among them:

[0020] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 is of the present invention Figure 1 partial structure schematic diagram;

[0022] Figure 3 is of the present invention Figure 1 frame structure schematic diagram.

[0023] In the figure: 100 frame, 110 card slot, 120 bracket, 121 fixing ring, 200 screen component, 210 screen, 211 lock catch, 212 detection port, 220 connecting pipe, 221 internal thread groove, 300 conduit component, 310 connecting pipe, 320 connecting sleeve, 321 external thread groove. Detailed implementation mode

[0024] To make the above objects, features and advantages of the present utility model more obvious and understandable, the following will describe in detail the specific implementation modes of the present utility model with reference to the accompanying drawings.

[0025] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementation modes disclosed below.

[0026] Secondly, the present utility model will be described in detail with reference to the schematic diagrams. When detailing the implementation modes of the present utility model, for the convenience of description, the cross-sectional views showing the device structure will be enlarged locally out of the general proportion, and the schematic diagrams are only examples and should not limit the protection scope of the present utility model herein. In addition, in actual production, three-dimensional spatial dimensions including length, width and depth should be included.

[0027] To make the purpose, technical solutions and advantages of the present utility model clearer, the following will further describe in detail the implementation modes of the present utility model with reference to the accompanying drawings.

[0028] The present utility model provides a larva cultivation device for the breeding of Atrina pectinata seedlings. Please refer to Figures 1-3 , which includes a frame 100, a screen component 200 and a conduit component 300;

[0029] Please continue to refer to Figure 1 and Figure 3 , as the frame 100 connecting the base frame, a plurality of groups of card slots 110 are equidistantly arranged in a rectangular shape on the inner side of the frame 100. The card slots 110 cooperate with the lock catches 211 to fix the screen 210 in the frame 100;

[0030] The top of the frame 100 is integrally formed and connected with a bracket 120. A through hole (not marked in the figure) is opened on the bracket 120. A fixing ring 121 is welded at the position corresponding to the through hole at the top of the bracket 120. The fixing ring 121 is used to socket and fix the detection port 212 on the fixing ring 121 when detecting the seedlings in the screen 210 through the detection port 212 for subsequent operations;

[0031] Please continue to refer to Figures 1-2, the screen component 200 is placed inside the frame 100, restricting the living range of the larvae below the water surface to prevent the larvae from sticking together on the water surface;

[0032] The screen component 200 includes a screen 210 connected inside the frame 100. Locking buttons 211 are connected to the outer end corners of the screen 210 and are fitted with the card slots 110 in a snap-fit manner. By setting the screen 210, the living range of the larvae is restricted below the water surface, preventing the larvae from sticking together on the water surface, thereby reducing the damage to the larvae caused by dust, water surface tension, and light pollution. At the same time, the locking buttons 211 are snap-fitted with the card slots 110 to connect the screen 210 inside the frame 100, facilitating the disassembly and assembly of the screen 210 and the frame 100, and facilitating subsequent operations such as cleaning and replacement of the screen 210. A through hole is provided at the top of the screen 210 and is integrally formed with a detection port 212. The detection port 212 is used for subsequent sampling and observation. The detection port 212 is arranged corresponding to the position of the fixing ring 121, and a connecting pipe 220 is communicated and arranged at the top of the screen 210. The connecting pipe 220 can be used as a feeding and baiting port or as a diversion pipe and is communicated with an external water supply pump;

[0033] Please continue to refer to Figure 2 , a conduit component 300 is provided on the connecting pipe 220. The conduit component 300 includes a connecting pipe 310 communicated with the connecting pipe 220. The bottom end of the connecting pipe 310 is communicated with a connecting sleeve 320. The connecting pipe 310 serves as a connecting middle end to communicate the connecting pipe 220 with an external water supply pump for subsequent water supply water circulation;

[0034] Furthermore, an external thread groove 321 is provided on the outer side of the connecting sleeve 320, and an internal thread groove 221 that is screwed and fitted with the external thread groove 321 is provided on the inner side of the connecting pipe 220. The external thread groove 321 is screwed and fitted with the internal thread groove 221, facilitating the separation of the connecting pipe 310 from the connecting pipe 220;

[0035] Working principle: When the utility model is in use, the living range of the larvae is restricted below the water surface by setting the screen 210, preventing the larvae from sticking together on the water surface, thereby reducing the damage to the larvae caused by dust, water surface tension, and light pollution. At the same time, the locking buttons 211 are snap-fitted with the card slots 110 to connect the screen 210 inside the frame 100, facilitating the disassembly and assembly of the screen 210 and the frame 100, and facilitating subsequent operations such as cleaning and replacement of the screen 210.

[0036] Although the present utility model has been described above with reference to the embodiments, various improvements can be made thereto and components thereof can be replaced with equivalents without departing from the scope of the present utility model. In particular, as long as there is no structural conflict, the features in the embodiments disclosed by the present utility model can be combined with each other in any way, and the exhaustive description of these combinations is not given in this specification only for the consideration of saving space and resources. Therefore, the present utility model is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A larval cultivation device for breeding larvae of Pseudocranoptera pectinata, characterized in that: include: A frame (100) connected to the base frame, wherein the inner side of the frame (100) is rectangular and has multiple groups of slots (110) equidistantly arranged thereon; The sieve silk component (200) is placed in the frame (100) to limit the living range of the larvae to below the water surface to prevent the larvae from sticking to the water surface. The sieve silk component (200) includes a sieve silk (210) connected to the frame (100). The outer end corners of the sieve silk (210) are connected to lock buckles (211) that are engaged with the card slots (110). A through hole is provided on the top of the sieve silk (210) and is connected to a detection port (212), and a connecting pipe (220) is provided on the top of the sieve silk (210); A conduit component (300) is arranged on the connecting pipe (220), and the conduit component (300) comprises a connecting pipe (310) arranged in communication with the connecting pipe (220), and a connecting sleeve (320) is arranged at the bottom end of the connecting pipe (310).

2. The larval cultivation device for breeding larvae of Pseudocranoptera pectinata seedlings according to claim 1, characterized in that: The top of the frame (100) is integrally formed with a bracket (120), a through hole is provided on the bracket (120), and a fixing ring (121) is connected to the top of the bracket (120) at a position corresponding to the through hole.

3. The larval cultivation device for breeding larvae of Pseudocranoptera pectinata seedlings according to claim 2, characterized in that: An external thread groove (321) is formed on the outer side of the connecting sleeve (320), and an internal thread groove (221) threadably matched with the external thread groove (321) is formed on the inner side of the connecting pipe (220).

4. The larval cultivation device for breeding larvae of Pseudocranoptera pectinata seedlings according to claim 3, characterized in that: The detection port (212) is arranged corresponding to the position of the fixing ring (121).

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