Filter screen device based on batch flushing and collecting of nauplial larvae of brine shrimps

Abstract

The utility model discloses a filter screen device based on batch flushing and collection of nauplial larvae of brine shrimps, which comprises a combined frame composed of a plurality of upright posts, a first connecting piece, a cross rod and a second connecting piece; four groups of first connecting pieces and four groups of second connecting pieces are arranged, and each first connecting piece and each second connecting piece are transversely connected with a transverse rod as corners, so that a bottom frame and a top frame of the combined frame are formed; the four sets of stand columns are used for being connected between the bottom frame and the top frame of the combined frame to form height supporting. The device further comprises a first net bag and a second net bag, the first net bag and the second net bag can be tied to the four sets of second connecting pieces, and the first net bag is arranged above the second net bag. According to the separating and filtering device, a frame body structure with two filter screens can be rapidly formed, the filtering device can be conveniently and rapidly built, so that the fairy shrimp nauplius larvae can be washed, filtered and collected, and the separating and filtering device is simple in structure, convenient to operate, capable of easily and rapidly collecting the fairy shrimp nauplius larvae and convenient to detach and clean.

Description

Technical Field

[0001] The utility model relates to the technical field of batch flushing of brine shrimp nauplii, in particular to a filter screen device based on batch flushing and collection of brine shrimp nauplii. Background Art

[0002] The eggs and larvae of brine shrimp are high-quality bait for farmed fish, shrimp, and shellfish larvae. The eggs are rich in protein and fat, which can enhance the body color of fish and promote the utilization of protein, fat, and crude fiber by young fish. As an important biological bait, brine shrimp has always been widely valued by people and is widely used in home aquariums, aquaculture, and laboratories of scientific research institutions;

[0003] The collection of brine shrimp after hatching can be carried out using a filter. After the hatching is completed, the hatching water contains larvae, egg shells, and unhatched sunken eggs and dead eggs. Because egg shells, unhatched sunken eggs and dead eggs cannot be digested and absorbed by the fry, sometimes they may even cause enteritis and death of the fry. Therefore, it is necessary to separate the hatched nauplii from the unhatched eggs and egg shells to obtain pure brine shrimp nauplii;

[0004] In view of the above, there is currently no similar device that is suitable for rapid construction and formation of a high-efficiency filtering device. To this end, a filter screen device based on batch flushing and collection of brine shrimp nauplii is provided. Utility Model Content

[0005] The utility model aims to provide a filter screen device based on batch flushing and collection of brine shrimp nauplii. Under the action of the combined frame, the first net bag is placed above the second net bag and tied to the position of the second connecting piece to form a frame structure with two filter screens, so that the filter device can be quickly and conveniently built to flush, filter and collect brine shrimp nauplii. The separation and filtering device has a simple structure, is easy to operate, can easily and quickly collect brine shrimp nauplii, and is convenient to disassemble and clean.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a filter screen device based on batch flushing and collection of brine shrimp larvae, comprising: a combined frame, the combined frame is composed of a plurality of columns, a first connecting member, a cross bar and a second connecting member; the first connecting member and the second connecting member are each provided with four groups, and each of the first connecting member and the second connecting member is transversely connected with a cross bar with each of the first connecting member and the second connecting member as a corner to form a bottom frame and a top frame of the combined frame; the number of the columns is four groups, which are used to be connected between the bottom frame and the top frame of the combined frame to form a height support; and also include a first net bag and a second net bag, the first net bag and the second net bag can be tied to the four groups of second connecting members, and the first net bag is placed above the second net bag.

[0007] Preferably, the first connecting member and the second connecting member have the same structure, and the first connecting member includes a vertical tube, and a first connecting tube and a second connecting tube connected to the side wall of the vertical tube, the first connecting tube and the second connecting tube are vertically distributed, and a support block fixed inside the vertical tube is used to support the column.

[0008] Preferably, damping layers are provided on the peripheral walls at both ends of the cross bar.

[0009] Preferably, the first net bag has the same structure as the second net bag, the second net bag comprises a frame, the four corners of the frame are connected with hanging ears, the hanging ears are elastic bands, and a net bag connected to the lower edge of the frame, and the effective area of ​​the net bag is larger than that of the first net bag.

[0010] Preferably, a through slot is formed on the inner side of the hanging ear, and a tether passes through the through slot.

[0011] Preferably, a second protective cap is sleeved on the bottom of each of the first connecting members.

[0012] Preferably, a first protective cap is sleeved on the top of each of the first connecting members, and the first protective cap comprises a first cap body, and the outer wall of the first cap body is provided with first anti-slip patterns and second anti-slip patterns from top to bottom.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model is composed of a plurality of uprights, a first connecting member, a cross bar and a second connecting member through a combined frame, which is light in weight, convenient for plug-in quick assembly, convenient for carrying, and quick on-site construction. In cooperation with the first net bag and the second net bag, the first net bag is placed above the second net bag and is tied to the position of the second connecting member to form a frame structure with two filter nets. This design facilitates quick construction of the filter device to perform flushing, filtering and collecting artemia nauplii. The separation and filtering device has a simple structure, is easy to operate, is easy to quickly collect artemia nauplii, and is convenient to disassemble and clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the disassembled structure of the first net bag and the second net bag of the utility model;

[0016] Figure 2 This is a schematic diagram of the disassembled structure of the first connecting member of the utility model;

[0017] Figure 3 This is a structural schematic diagram of the second net bag of the utility model;

[0018] Figure 4 This is another structural schematic diagram of the second net bag of the utility model;

[0019] Figure 5 This is a schematic structural diagram of Embodiment 3 of the present utility model;

[0020] Figure 6 for Figure 5 Schematic diagram of the first protective cap structure.

[0021] In the figure: 1, column; 2, first connecting member; 211, vertical tube; 212, first connecting tube; 213, support block; 214, second connecting tube;

[0022] 3. cross bar; 4. second connecting piece; 5. first net bag;

[0023] 6. Second net bag; 611. Frame; 612. Hanging ears; 613. Through slot; 614. Net bag; 615. Tie rope;

[0024] 7. first protective cap; 711. first cap body; 712. first anti-slip pattern; 713. second anti-slip pattern;

[0025] 8. Second protective cap. DETAILED DESCRIPTION

[0026] In the description of the present utility model, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model. The following is a detailed description of various embodiments of the present utility model in conjunction with the drawings.

[0027] Example 1

[0028] See also Figures 1 to 6 The utility model preferably provides a technical solution: a filter screen device based on batch flushing and collection of brine shrimp larvae, including: a combined frame, the combined frame is composed of a plurality of columns 1, a first connecting member 2, a cross bar 3 and a second connecting member 4; the first connecting member 2 and the second connecting member 4 are each provided with four groups, and each first connecting member 2 and the second connecting member 4 is transversely connected with a cross bar 3 at a corner to form a bottom frame and a top frame of the combined frame; the number of columns 1 is four groups, which are used to connect between the bottom frame and the top frame of the combined frame to form a height support; and also include a first net bag 5 and a second net bag 6, the first net bag 5 and the second net bag 6 can be tied to the four groups of second connecting members 4, and the first net bag 5 is placed above the second net bag 6.

[0029] In this application, if Figure 1As shown, the combined frame can be composed of a plurality of columns 1, a first connecting member 2, a cross bar 3 and a second connecting member 4, and the columns 1, the first connecting member 2, the cross bar 3 and the second connecting member 4 are preferably a tubular structure, which is light in weight and convenient for plug-in quick assembly, convenient for carrying, and quick on-site construction. In conjunction with the first net bag 5 and the second net bag 6, the first net bag 5 is placed above the second net bag 6 and tied to the position of the second connecting member 4 to form a frame structure with two filter nets. This design facilitates the quick construction of a filtering device for flushing, filtering and collecting brine shrimp nauplii. The separation filtering device has a simple structure, is easy to operate, is easy to quickly collect brine shrimp nauplii, and is convenient to disassemble and clean.

[0030] Furthermore, the first connecting member 2 and the second connecting member 4 have the same structure, and the first connecting member 2 includes a vertical tube 211, and a first connecting tube 212 and a second connecting tube 214 connected to the side wall of the vertical tube 211, the first connecting tube 212 and the second connecting tube 214 are vertically distributed, and a support block 213 fixed inside the vertical tube 211 is used to support the column 1.

[0031] like Figure 1 , 2 As shown, the structure of the vertical tube 211 is set as a corner connector of the frame structure, which is used in the installation and construction process of the cross bar 3 and the column 1 to quickly form a combined frame.

[0032] Furthermore, damping layers are provided on the peripheral walls at both ends of the cross bar 3. Through the further provided damping layers, when the cross bar 3 is inserted into the ports inside the second connector 4 and the first connector 2, damping can be provided to reduce the possibility of slipping.

[0033] Example 2

[0034] As another embodiment of the present utility model, the first net bag 5 has the same structure as the second net bag 6. The second net bag 6 includes a frame 611. The four corners of the frame 611 are connected with ears 612, which are elastic bands, and a net bag 614 connected to the lower edge of the frame 611. The effective area of ​​the net bag 614 is larger than that of the first net bag 5.

[0035] By setting the first net bag 5 and the second net bag 6, as Figure 1 , 3 As shown in FIG. 4 , the structures of the first net bag 5 and the second net bag 6 can be in a circular, square or other quadrilateral state. Take the second net bag 6 as an example. Figure 3 As shown, the frame 611 serves as the top mounting frame of the mesh bag 614 and has high stability. Meanwhile, the hanging ears 612 extending from the four corners of the frame 611 can be tied to the second connecting member 4 where the combined frame is located, thereby forming a frame device with two filter screens.

[0036] Furthermore, a through slot 613 and a tether 615 passing through the through slot 613 are provided on the inner side of the hanging ear 612. The tether 615 provided on the inner side of the hanging ear 612 can be tied to the assembly frame through the tether 615, thereby further improving work efficiency.

[0037] Example 3

[0038] As another embodiment of the present invention, a second protective cap 8 is sleeved on the bottom of each first connecting member 2. Figure 5 As shown, by further installing the second protective cap 8, the stability of the bottom support of the combined frame can be improved.

[0039] Furthermore, a first protective cap 7 is sleeved on the top of each first connecting member 2 . The first protective cap 7 includes a first cap body 711 . The outer wall of the first cap body 711 is provided with a first anti-slip pattern 712 and a second anti-slip pattern 713 from top to bottom.

[0040] By further providing the first protective cap 7, and the first anti-slip grooves 712 and the second anti-slip grooves 713 provided on the first protective cap 7, it is possible to facilitate the binding of the tether 615, and under the action of the first anti-slip grooves 712 and the second anti-slip grooves 713, the downward movement of the tether 615 is effectively reduced, thereby ensuring the connection stability of the first net bag 5 and the second net bag 6 during the flushing process.

[0041] Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. In addition, all the connection / connection relationships mentioned in the text do not refer to the direct connection of components, but refer to the formation of a better connection structure by adding or reducing connection accessories according to the specific implementation situation.

[0042] The specific description of the present invention in the above embodiments is only used to further illustrate the present invention and cannot be understood as limiting the scope of protection of the present invention. Technical engineers in this field may make some non-essential improvements and adjustments to the present invention based on the contents of the above-mentioned utility model, which fall within the scope of protection of the present invention.

Claims

1. A filter screen device based on batch flushing and collection of brine shrimp nauplii, characterized in that: include: A combined frame, the combined frame comprising a plurality of uprights (1), a first connecting member (2), a crossbar (3) and a second connecting member (4); The first connecting member (2) and the second connecting member (4) are each provided with four groups, and each of the first connecting member (2) and the second connecting member (4) is transversely connected with a cross bar (3) with each of the first connecting member (2) and the second connecting member (4) as a corner, so as to form a bottom frame and a top frame of the combined frame; The number of the uprights (1) is four groups, which are used to be connected between the bottom frame and the top frame of the combined frame to form a height support; It also comprises a first net bag (5) and a second net bag (6), wherein the first net bag (5) and the second net bag (6) can be tied to four sets of second connecting parts (4), and the first net bag (5) is placed above the second net bag (6).

2. The filter screen device based on batch flushing and collection of brine shrimp nauplii according to claim 1, characterized in that: The first connecting member (2) and the second connecting member (4) have the same structure, and the first connecting member (2) comprises a vertical tube (211), and a first connecting tube (212) and a second connecting tube (214) connected to the side wall of the vertical tube (211), the first connecting tube (212) and the second connecting tube (214) being vertically distributed, and a supporting block (213) fixed inside the vertical tube (211) for supporting the column (1).

3. The filter screen device based on batch flushing and collection of brine shrimp nauplii according to claim 1, characterized in that: Damping layers are provided on the peripheral walls at both ends of the crossbar (3).

4. The filter screen device based on batch flushing and collection of brine shrimp nauplii according to claim 1, characterized in that: The first net bag (5) and the second net bag (6) have the same structure, and the second net bag (6) comprises a frame (611), four corners of the frame (611) are connected to hanging ears (612), and a net bag (614) connected to the lower edge of the frame (611), and the effective area of ​​the net bag (614) is larger than that of the first net bag (5).

5. The filter screen device based on batch flushing and collection of brine shrimp nauplii according to claim 4, characterized in that: The inner side of the hanging ear (612) is provided with a through slot (613) and a tether (615) passing through the through slot (613).

6. The filter screen device based on batch flushing and collection of brine shrimp nauplii according to claim 1, characterized in that: A second protective cap (8) is also sleeved on the bottom of each of the first connecting members (2).

7. The filter screen device based on batch flushing and collection of brine shrimp nauplii according to claim 1, characterized in that: A first protective cap (7) is also sleeved on the top of each first connecting member (2), wherein the first protective cap (7) comprises a first cap body (711), and the outer wall of the first cap body (711) is provided with a first anti-slip pattern (712) and a second anti-slip pattern (713) from top to bottom.

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