Adjustable floating height fry screen

By designing a fish fry sieve with adjustable floating height, the problems of fish fry sieve sinking to the bottom and frequent movement were solved, achieving stable floating and efficient screening, thus improving work efficiency.

CN224522117UActive Publication Date: 2026-07-21HUANGSHI QUNLIN FISHERY TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUANGSHI QUNLIN FISHERY TECHNOLOGY CO LTD
Filing Date
2025-05-22
Publication Date
2026-07-21

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Abstract

The utility model discloses an adjustable fish fry sieve of floating height belongs to fish fry sieve technical field, and it includes fish fry sieve body, and the fish fry sieve body is fixedly installed with the mounting ring, is seted up with the installation groove on the mounting ring, the inside slide of installation of installation groove is equipped with the connecting ring, two connecting plates are fixedly installed on the connecting ring, and one end is installed with fixed sleeve on the connecting plate. The fish fry sieve of adjustable floating height, through the installation arc plate removal will drive the floating air cylinder synchronous movement, until moving to the appropriate position, then re -rotating the handle, so that the one end of locking bolt is close to the movable rod, prevents the movable rod from sliding in the fixed sleeve, when needing to the inflation of floating air cylinder, the staff can pull out the sealing plug through the handle, can inflate the floating air cylinder through the connecting pipe, through the position of adjusting floating air cylinder to can freely adjust the position of different size sieve, and the subsequent screening is convenient.
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Description

Technical Field

[0001] This utility model belongs to the field of fish fry screening technology, specifically a fish fry screen with adjustable floating height. Background Technology

[0002] Aquaculture is the practice of humans using aquatic waters for aquaculture, according to the ecological habits of the aquatic organisms and their requirements for aquatic environmental conditions, and employing aquaculture technologies and facilities to raise aquatic economic animals and plants. Among aquaculture, fish farming accounts for a very large proportion, and the selection of fish fry is an important task in fish farming.

[0003] Currently, fish fry sieves are generally used for screening. However, if the staff puts the sieves down directly during the screening process, they are likely to sink to the bottom of the water. If they are to be used again, they will have to be retrieved, which increases the difficulty. If they are placed on the bank of the water body, it is also very time-consuming to move them back and forth. Utility Model Content

[0004] To overcome the above-mentioned defects, this utility model provides a fish fry sieve with adjustable floating height, which solves the problem that currently, fish fry sieves are generally used for screening. However, if the staff puts the fish fry sieve directly down during the screening process, it is easy for it to sink to the bottom of the water. If it is used again, it has to be retrieved, which increases the intensity. If it is placed on the shore of the water body, it is also very time-consuming to move it back and forth.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a fish fry sieve with adjustable floating height, comprising a fish fry sieve body, an installation ring fixedly installed on the fish fry sieve body, an installation groove provided on the installation ring, a connecting ring slidably installed inside the installation groove, two connecting plates fixedly installed on the connecting ring, a fixing sleeve installed at one end of the connecting plate, a movable rod slidably installed through the fixing sleeve, an anti-slip pad fixedly installed at the end of the movable rod, a locking bolt installed through the fixing sleeve, one end of the locking bolt being pressed against the movable rod, and an installation arc plate fixedly installed through the fixing sleeve and the connecting plate at one end of the movable rod.

[0006] As a further embodiment of this utility model: a floating air cylinder is installed inside the mounting arc plate, and several fixing bolts are installed on the mounting arc plate.

[0007] As a further embodiment of this utility model: a connecting pipe is installed on the floating air cylinder, and a sealing plug is slidably installed inside the connecting pipe.

[0008] As a further embodiment of this utility model: a handle is fixedly installed on the sealing plug, and a throttle is fixedly installed on the end of the locking bolt.

[0009] As a further embodiment of this utility model: the mounting ring and the connecting ring are provided with a plurality of fixing grooves, and the positions of the two fixing grooves are corresponding.

[0010] As a further embodiment of this utility model: a second fixing bolt is installed in the fixing groove, and several screen openings are evenly opened on the fish fry screen body, with different apertures for the several screen openings.

[0011] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0012] 1. This adjustable-height fish fry sieve, equipped with a handle, movable rod, mounting arc plate, and floating air cylinder, allows for easy adjustment of the sieve's height during operation. First, the operator rotates the handle, causing the locking bolts to rotate synchronously until they loosen. Then, the operator pulls the anti-slip pad mounted on the movable rod, which in turn moves the movable rod, which in turn moves the mounting arc plate. Since the floating air cylinder is installed within the mounting arc plate, its movement causes the cylinder to move synchronously until it reaches the desired position. Finally, the operator rotates the handle again, ensuring one end of the locking bolt is flush against the movable rod to prevent slippage within the fixed sleeve. To inflate the floating air cylinder, the operator removes the sealing plug using the handle and inflates it via the connecting pipe. Adjusting the position of the floating air cylinder allows for free adjustment of the sieve openings of different sizes, facilitating subsequent screening.

[0013] 2. This adjustable-height fish fry screen, consisting of an installation ring, a connecting ring, two fixing bolts, and the screen body, allows for easy replacement of the screen body during operation. Workers remove the two fixing bolts, which are installed in the fixing grooves on the installation ring and connecting ring. After removal, the movable rod is pulled upwards, causing the connecting plate to move. This movement then moves the connecting ring within the installation groove until it separates from the groove. The connecting ring can then be reinstalled in the appropriate installation groove on the installation ring, and the two fixing bolts are then re-secured in the groove. This facilitates the replacement of screen bodies of different sizes, improving work efficiency and saving time and effort. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0015] Figure 2 This is a schematic diagram of the connection between the anti-slip mat and the movable rod of this utility model;

[0016] Figure 3 This is a schematic diagram of the connection between the fish fry screen body and the mounting ring of this utility model;

[0017] Figure 4This is a schematic diagram of the connection between the connecting ring and the fixing bolt of this utility model.

[0018] In the diagram: 1. Fish fry screen body; 2. Mounting ring; 3. Connecting ring; 4. Connecting plate; 5. Fixing sleeve; 6. Mounting arc plate; 7. Locking bolt; 8. Rotary handle; 9. Movable rod; 10. Anti-slip pad; 11. Fixing bolt one; 12. Floating air cylinder; 13. Handle; 14. Connecting pipe; 15. Sealing plug; 16. Fixing groove; 17. Fixing bolt two; 18. Screen opening; 19. Mounting groove. Detailed Implementation

[0019] The technical solution of this patent will be further described in detail below with reference to specific embodiments.

[0020] like Figure 1-4 As shown, this utility model provides a technical solution: a fish fry sieve with adjustable floating height, including a fish fry sieve body 1, an installation ring 2 fixedly installed on the fish fry sieve body 1, and a plurality of fixing grooves 16 opened on the installation ring 2 and the connecting ring 3, with the positions of two fixing grooves 16 corresponding to each other.

[0021] A fixing bolt 2 17 is installed in the fixing groove 16. Several screen openings 18 are evenly opened on the fish fry screen body 1. The opening diameters of the screen openings 18 are different. Because the fixing bolt 2 17 is installed, when the fish fry screen body 1 needs to be replaced, the worker removes the fixing bolt 2 17, and then pulls the movable rod 9. The movable rod 9 drives the connecting plate 4 to move. The connecting plate 4 drives the connecting ring 3 to move in the mounting groove 19 until the connecting ring 3 is separated from the mounting groove 19. Then the connecting ring 3 can be reinstalled in the mounting groove 19 opened on the appropriate mounting ring 2. Then the fixing bolt 2 17 is fixed in the fixing groove 16 again, which facilitates the replacement of fish fry screen bodies 1 of different sizes and improves work efficiency.

[0022] The mounting ring 2 has a mounting groove 19, and a connecting ring 3 is slidably installed inside the mounting groove 19. Two connecting plates 4 are fixedly installed on the connecting ring 3. A fixing sleeve 5 is installed on one end of the connecting plate 4. A movable rod 9 is slidably installed through the fixing sleeve 5. An anti-slip pad 10 is fixedly installed at the end of the movable rod 9. Because of the anti-slip pad 10, the friction between the worker's palm and the movable rod 9 can be increased, preventing the movable rod 9 from slipping during operation and improving the stability of the operation.

[0023] A locking bolt 7 is installed through the fixed sleeve 5. Because of the locking bolt 7, the locking bolt 7 can be rotated by turning the handle 8, so that the locking bolt 7 can move inside the fixed sleeve 5. This makes one end of the locking bolt 7 stick to the movable rod 9, preventing the movable rod 9 from sliding inside the fixed sleeve 5 and improving the stability of the device.

[0024] One end of the locking bolt 7 is attached to the movable rod 9. One end of the movable rod 9 passes through the fixed sleeve 5 and the connecting plate 4 and is fixedly installed with the mounting arc plate 6. The floating air cylinder 12 is installed inside the mounting arc plate 6. Several fixing bolts 11 are installed on the mounting arc plate 6.

[0025] A connecting pipe 14 is installed on the floating air cylinder 12. A sealing plug 15 is slidably installed inside the connecting pipe 14. A handle 13 is fixedly installed on the sealing plug 15. A rotating handle 8 is fixedly installed at the end of the locking bolt 7. Because of the rotating handle 8, when the locking bolt 7 is loosened by rotating the handle 8, the anti-slip pad 10 installed on the movable rod 9 is pulled. The movement of the anti-slip pad 10 causes the movable rod 9 to move synchronously. The movement of the movable rod 9 causes the installation arc plate 6 to move. The movement of the installation arc plate 6 causes the floating air cylinder 12 to move synchronously until it moves to the appropriate position. By adjusting the position of the floating air cylinder 12, the position of the screens 18 of different sizes can be freely adjusted to facilitate subsequent screening.

[0026] The working principle of this utility model is as follows: When adjusting the height of the fish fry screen body 1 during operation, the operator first rotates the handle 8. The rotation of the handle 8 causes the locking bolt 7 to rotate synchronously until the locking bolt 7 is loosened. Then, the anti-slip pad 10 installed on the movable rod 9 is pulled. The movement of the anti-slip pad 10 causes the movable rod 9 to move synchronously. The movement of the movable rod 9 causes the mounting arc plate 6 to move. Since the floating air cylinder 12 is installed inside the mounting arc plate 6, the movement of the mounting arc plate 6 will cause the floating air cylinder 12 to move synchronously until it moves to the appropriate position. Then, the handle 8 is rotated again so that one end of the locking bolt 7 is pressed against the movable rod 9 to prevent the movable rod 9 from sliding inside the fixed sleeve 5. When it is necessary to inflate the floating air cylinder 12, the operator can remove the sealing plug 15 through the handle 13 and inflate the floating air cylinder 12 through the connecting pipe 14.

[0027] When it is necessary to replace the fish fry screen body 1 during operation, the worker will remove the second fixing bolt 17 installed in the fixing groove 16 on the mounting ring 2 and the connecting ring 3. After removing it, pull the movable rod 9 upward. The movable rod 9 moves and drives the connecting plate 4 to move. The moving connecting plate 4 drives the connecting ring 3 to move in the mounting groove 19 until the connecting ring 3 is separated from the mounting groove 19. Then the connecting ring 3 can be reinstalled in the mounting groove 19 on the appropriate mounting ring 2. Then the second fixing bolt 17 is fixed in the fixing groove 16.

[0028] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0029] The preferred embodiments of this patent have been described in detail above. However, this patent is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of this patent.

Claims

1. A fish fry sieve with adjustable floating height, comprising a fish fry sieve body (1), characterized in that: An installation ring (2) is fixedly installed on the fish fry screen body (1). An installation groove (19) is provided on the installation ring (2). A connecting ring (3) is slidably installed inside the installation groove (19). Two connecting plates (4) are fixedly installed on the connecting ring (3). A fixing sleeve (5) is installed on one end of the connecting plate (4). A movable rod (9) is slidably installed through the fixing sleeve (5). An anti-slip pad (10) is fixedly installed at the end of the movable rod (9). A locking bolt (7) is installed through the fixing sleeve (5). One end of the locking bolt (7) is close to the movable rod (9). One end of the movable rod (9) is fixedly installed through the fixing sleeve (5) and the connecting plate (4) with an installation arc plate (6).

2. The fish fry sieve with adjustable floating height according to claim 1, characterized in that: The mounting arc plate (6) is equipped with a floating air cylinder (12), and a number of fixing bolts (11) are installed on the mounting arc plate (6).

3. The fish fry sieve with adjustable floating height according to claim 2, characterized in that: A connecting pipe (14) is installed on the floating air cylinder (12), and a sealing plug (15) is slidably installed inside the connecting pipe (14).

4. A fish fry sieve with adjustable floating height according to claim 3, characterized in that: A handle (13) is fixedly installed on the sealing plug (15), and a throttle (8) is fixedly installed on the end of the locking bolt (7).

5. A fish fry sieve with adjustable floating height according to claim 1, characterized in that: The mounting ring (2) and the connecting ring (3) are provided with a number of fixing grooves (16), and the two fixing grooves (16) are located in corresponding positions.

6. A fish fry sieve with adjustable floating height according to claim 5, characterized in that: The fixing groove (16) is equipped with fixing bolts (17), and the fish fry screen body (1) is evenly provided with several screen openings (18), and the apertures of the several screen openings (18) are different.