Shallow water surface freshwater fish frond bait uniform spraying device

By designing a freshwater fish algae feed uniform spraying device with crushing and spraying components, the problem of low efficiency of manual feeding of algae feed in freshwater fish farming has been solved, and a high-efficiency and uniform feed feeding effect has been achieved.

CN224022628UActive Publication Date: 2026-03-24NANXING CHU GREEN AQUATIC PROD (HUBEI) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-23
Publication Date
2026-03-24

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Abstract

The utility model relates to the technical field of freshwater fish culture, and discloses a shallow water surface freshwater fish frond bait uniform spraying device which comprises an installation seat fixedly installed on a stern, a fixing frame is fixedly installed on the top side of the installation seat, and a tank body is fixedly installed in the top of the fixing frame. A smashing assembly used for chopping algae bait is arranged in the tank body, a filtering assembly used for filtering is arranged in the tank body and located at the bottom of the smashing assembly, and a discharging and spraying assembly used for rotationally spraying the algae bait is arranged at the bottom of the discharging pipe; the rotating rod rotates to drive the spiral discharging rod to synchronously rotate in the discharging pipe, then bait can be conveyed to fall into the feeding bin, the connecting rod drives the rotating pipe to synchronously rotate along with the spiral discharging rod, and then algae bait in the feeding bin can be thrown out from the feeding pipe through centrifugal force. Therefore, bait can be uniformly sprayed to the water surface for feeding.
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Description

TECHNICAL FIELD

[0001] The utility model relates to fresh water fish culture technical field, concretely is a kind of shallow surface fresh water fish algal body bait uniform spraying device. BACKGROUND

[0002] Algal bait has multiple applications in aquaculture, especially in freshwater fish farming, algae can be used as opening bait to provide nutrition for fry. Among them, chlorella, diatom, etc. can not only be used as opening bait, but also provide necessary nutrition for fry and promote their growth.

[0003] Currently, when feeding algal bait to freshwater fish, it is mostly through artificial boat to water surface to throw and spread, which needs to consume a lot of manpower and material resources, and the efficiency is also relatively low, and it is difficult to apply to large-area freshwater fish farming, so it can be further improved. UTILITY MODEL CONTENT

[0004] To solve the above-mentioned problems, the utility model provides the following technical scheme: a kind of shallow surface fresh water fish algal body bait uniform spraying device, including the mounting seat of fixed installation in stern, the top side of mounting seat is fixedly installed with fixed frame, the top inside of fixed frame is fixedly installed with tank body, the top eccentricity of tank body is fixedly installed with feed pipe, the bottom side center of tank body is fixedly connected with the blanking tube, the top side center of tank body is fixedly installed with servo motor for transmission, the inside of tank body is provided with the crushing assembly for crushing algal bait, the inside of tank body and located at the bottom of crushing piece is provided with the filter assembly for filtering, the bottom of blanking tube is provided with blanking spraying assembly for rotating and spraying algal bait.

[0005] As optimization, the crushing assembly includes a rotating rod fixedly installed at the bottom end of the output shaft of the servo motor, four side rods are fixedly installed on the outer side of the rotating rod, a support rod is fixedly installed on the outer side of the side rod, and a rotary cutter is rotatably connected to the outer side of the support rod.

[0006] As optimization, the filter assembly includes a connecting frame fixedly installed at the bottom end of the rotating rod, an upper tooth disc is fixedly installed on the bottom side of the connecting frame, a filter cartridge is slidably connected inside the tank body, a lower tooth disc is fixedly installed on the top side of the filter cartridge, and the upper tooth disc and the lower tooth disc are interlocked, and a rebounding piece is provided on the outer side of the filter cartridge for elastic support.

[0007] As optimization, the rebounding piece is arranged in four groups around the outer side of the filter cartridge, the top side of the filter cartridge has an outwardly extending outer edge, and the rebounding piece is located on the bottom side of the outer edge.

[0008] As optimization, the rebounding piece comprises a fixed seat fixedly installed on the inner wall of the tank body, a spring fixedly installed between the fixed seat and the outer edge of the top side of the filter cartridge, a guide rod fixedly installed on the bottom side of the outer edge of the filter cartridge and slidingly inserted into the center of the fixed seat, and the upper toothed disc is rotated to press the lower toothed disc, so as to drive the outer edge to compress the spring, facilitate the subsequent reset, and further enable the filter cartridge to shake up and down.

[0009] As optimization, the discharging and spraying assembly comprises a connecting seat fixedly installed on the bottom of the discharging pipe, a rotating pipe rotatably connected to the bottom of the connecting seat, a spiral discharging rod rotatably connected to the inside of the discharging pipe, and a connecting rod fixedly installed on the bottom end of the spiral discharging rod and the inner wall of the rotating pipe.

[0010] As optimization, the top of the rotating pipe has a circular outer edge rotatably connected to the inside of the connecting seat, and a plurality of balls are embedded on the upper and lower sides of the outer edge, so as to reduce the friction and facilitate the rotation of the rotating pipe.

[0011] The beneficial effects of the present application are as follows:

[0012] 1. The shallow water surface freshwater fish and algal bait uniform spraying device drives the rotating rod to rotate by starting the servo motor, so as to drive the rotary cutter to rotate and cut and crush the algal bait, the crushed algal bait particles are filtered by the filter cartridge and fall downward, and when the rotating rod rotates, the upper toothed disc rotates along the top side of the lower toothed disc, so as to press and drive the filter cartridge to shake up and down, thereby further improving the filtering effect.

[0013] 2. The shallow water surface freshwater fish and algal bait uniform spraying device drives the spiral discharging rod to rotate synchronously in the inside of the discharging pipe by the rotation of the rotating rod, so as to convey the bait to fall downward into the feed bin, and the connecting rod drives the rotating pipe to rotate synchronously with the spiral discharging rod, so as to throw the algal bait in the feed bin out of the guide pipe by centrifugal force, thereby uniformly spraying the bait on the water surface for feeding. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the present application;

[0015] Figure 2 It is an internal structural schematic view of the present application;

[0016] Figure 3 It is a filtering structural schematic view of the present application;

[0017] Figure 4The utility model discloses a blanking spraying structure schematic diagram.

[0018] In the drawing: 1, mounting seat, 2, fixed frame, 3, jar body, 4, feed pipe, 5, blanking pipe, 6, servo motor, 7, blanking spraying subassembly, 8, rotating rod, 9, side rod, 10, support rod, 11, rotary cutter, 12, connecting frame, 13, upper tooth disc, 14, filter cartridge, 15, lower tooth disc, 16, spring, 17, guide rod, 18, connecting seat, 19, rotating pipe, 20, spiral blanking rod, 21, stock bin, 22, material guide pipe, 23, outer edge. DETAILED DESCRIPTION

[0019] In the description of the present application, it needs to be understood that the orientation or position relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Please refer to Figure 1 A shallow water surface freshwater fish algal body bait uniform spraying device, including the mounting seat 1 of fixed installation at the stern, the top side of mounting seat 1 is fixedly installed with fixed frame 2, the top of fixed frame 2 is fixedly installed with jar body 3, the top eccentricity of jar body 3 is fixedly installed with feed pipe 4, the bottom side center of jar body 3 is fixedly communicated with blanking pipe 5, the top center of jar body 3 is fixedly installed with servo motor 6 for transmission, the inside of jar body 3 is provided with the crushing assembly for crushing algal body bait, the inside of jar body 3 and located at the bottom of crushing piece are provided with filter assembly for filtering, the bottom of blanking pipe 5 is provided with blanking spraying subassembly 7 for rotating and spraying algal body bait;

[0022] Please refer to Figures 2-3The crushing assembly comprises a rotating rod 8 fixedly installed at the bottom end of the output shaft of the servo motor 6, four side rods 9 fixedly installed at the outer side of the rotating rod 8, a supporting rod 10 fixedly installed at the outer side of the side rod 9, and a rotary cutter 11 rotatably connected to the outer side of the supporting rod 10. The rotating rod 8 can be rotated by starting the servo motor 6, and the rotary cutter 11 at the outer side of the supporting rod 10 can be rotated around the rotating rod 8, so that the large algal bait inside can be crushed into small pieces.

[0023] Please refer to Figures 2-3 The filtering assembly comprises a connecting frame 12 fixedly installed at the bottom end of the rotating rod 8, an upper tooth disc 13 fixedly installed at the bottom side of the connecting frame 12, a filter cylinder 14 slidably connected to the inside of the tank body 3, a lower tooth disc 15 fixedly installed at the top side of the filter cylinder 14, and the upper tooth disc 13 and the lower tooth disc 15 are clamped with each other. The outer side of the filter cylinder 14 is provided with a rebounding piece for elastic support. The connecting frame 12 is rotated by the rotating rod 8, and the upper tooth disc 13 is rotated along the top side of the lower tooth disc 15, so that the filter cylinder 14 is squeezed and shaken up and down, and the algal bait can be conveniently filtered and dropped down.

[0024] Please refer to Figures 2-3 The rebounding piece is arranged in four groups around the outer side of the filter cylinder 14. The top side of the filter cylinder 14 has an outer edge extending outward, and the rebounding piece is located at the bottom side of the outer edge. The rebounding piece comprises a fixed seat fixedly installed on the inner wall of the tank body 3, a spring 16 fixedly installed between the fixed seat and the outer edge of the top side of the filter cylinder 14, and a guide rod 17 fixedly installed at the bottom side of the outer edge of the filter cylinder 14 and slidably inserted into the center of the fixed seat. The outer edge can compress the spring 16 by rotating and squeezing the lower tooth disc 15 of the upper tooth disc 13, which is convenient for subsequent reset, and the filter cylinder 14 can be shaken up and down.

[0025] Please refer to Figure 4 The discharging and spraying assembly 7 comprises a connecting seat 18 fixedly installed at the bottom of the discharging pipe 5, a rotating pipe 19 rotatably connected to the bottom of the connecting seat 18, a spiral discharging rod 20 rotatably connected to the inside of the discharging pipe 5, and the spiral discharging rod 20 is fixedly installed at the bottom end of the rotating rod 8. The bottom end of the spiral discharging rod 20 is fixedly installed on the inner wall of the rotating pipe 19 through a connecting rod. The bottom end of the rotating pipe 19 is fixedly installed with a hopper 21, and four guide pipes 22 are fixedly installed at the bottom side of the hopper 21. The spiral discharging rod 20 is rotated in the discharging pipe 5 by the rotating rod 8, which facilitates the algal bait to drop down into the hopper 21, and the connecting rod drives the rotating pipe 19 to rotate synchronously with the spiral discharging rod 20, so that the algal bait in the hopper 21 can be thrown out from the guide pipe 22 by centrifugal force, achieving the effect of uniform spraying.

[0026] Please refer to Figure 4The top of the rotating pipe 19 has a circular ring-shaped outer edge 23, which is rotatably connected to the inner part of the connecting seat 18, and the upper and lower sides of the outer edge 23 are both embedded with a plurality of rolling balls, which can reduce the friction force and facilitate the rotation of the rotating pipe 19.

[0027] In use, first, the algal bait is put into the inside of the tank body 3 through the feeding pipe 4, then the servo motor 6 is started to drive the rotating rod 8 to rotate, thereby driving the rotary cutter 11 to rotate to cut and crush the algal bait, the crushed algal bait particles are filtered by the filter cylinder 14 and then fall downwards, and when the rotating rod 8 rotates, the upper tooth disc 13 is driven to rotate along the top side of the lower tooth disc 15, thereby extruding and driving the filter cylinder 14 to shake up and down, so that the filtering effect is further improved.

[0028] The filtered algal bait particles fall to the bottom of the tank body 3, and the rotating rod 8 drives the spiral unloading rod 20 to rotate synchronously in the unloading pipe 5, thereby conveying the bait to fall into the feeding bin 21, and the connecting rod drives the rotating pipe 19 to rotate synchronously with the spiral unloading rod 20, thereby enabling the algal bait in the feeding bin 21 to be thrown out from the guide pipe 22 by centrifugal force, thereby achieving the effect of uniformly spraying the bait.

[0029] In summary, the algal bait uniform spraying device for shallow water freshwater fish, by starting the servo motor 6 to drive the rotating rod 8 to rotate, thereby driving the rotary cutter 11 to rotate to cut and crush the algal bait, the crushed algal bait particles are filtered by the filter cylinder 14 and then fall downwards, and when the rotating rod 8 rotates, the upper tooth disc 13 is driven to rotate along the top side of the lower tooth disc 15, thereby extruding and driving the filter cylinder 14 to shake up and down, so that the filtering effect is further improved.

[0030] The rotating rod 8 drives the spiral unloading rod 20 to rotate synchronously in the unloading pipe 5, thereby conveying the bait to fall into the feeding bin 21, and the connecting rod drives the rotating pipe 19 to rotate synchronously with the spiral unloading rod 20, thereby enabling the algal bait in the feeding bin 21 to be thrown out from the guide pipe 22 by centrifugal force, thereby achieving the effect of uniformly spraying the bait to the water surface for feeding.

[0031] In the description of the present application, unless otherwise explicitly specified and limited, the terms "set", "install", "connect", "connect", "fix" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings.

[0033] The above is only a preferred embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A device for uniform spraying of bait on the surface of the water of shallow water bodies, comprising a mounting base (1), characterized in that: The top side of the mounting base (1) is fixedly installed with a fixing frame (2), the top inner side of the fixing frame (2) is fixedly installed with a tank body (3), the top eccentric side of the tank body (3) is fixedly installed with a feeding pipe (4), the bottom center of the tank body (3) is fixedly communicated with a discharging pipe (5), the top center of the tank body (3) is fixedly installed with a servo motor (6) for transmission, the inside of the tank body (3) is provided with a crushing assembly for crushing algal bait, the inside of the tank body (3) and at the bottom of the crushing part is provided with a filtering assembly for filtering, and the bottom of the discharging pipe (5) is provided with a discharging spraying assembly (7) for rotating and spraying algal bait.

2. The uniform shallow surface bait spray apparatus for freshwater fish and algae according to claim 1, wherein: The crushing assembly comprises a rotating rod (8) fixedly installed at the bottom end of the output shaft of the servo motor (6), four side rods (9) fixedly installed at the outer side of the rotating rod (8) in an array, a supporting rod (10) fixedly installed at the outer side of the side rod (9), and a rotary cutting knife (11) rotatably connected to the outer side of the supporting rod (10).

3. The uniform shallow surface bait spray apparatus for freshwater fish and algae according to claim 2, wherein: The filtering assembly comprises a connecting frame (12) fixedly installed at the bottom end of the rotating rod (8), an upper tooth disc (13) fixedly installed at the bottom side of the connecting frame (12), a filtering cylinder (14) slidably connected to the inside of the tank body (3), a lower tooth disc (15) fixedly installed at the top side of the filtering cylinder (14), and the upper tooth disc (13) and the lower tooth disc (15) are clamped to each other, and the outside of the filtering cylinder (14) is provided with a rebounding piece for elastic support.

4. The uniform shallow surface bait spray apparatus for freshwater fish and algae according to claim 3, wherein: The rebounding piece is provided with four groups in an array around the outside of the filtering cylinder (14), the top side of the filtering cylinder (14) has an outer edge extending outward, and the rebounding piece is located at the bottom side of the outer edge.

5. The uniform shallow surface bait spray apparatus for freshwater fish and algae according to claim 4, wherein: The rebounding piece comprises a fixing seat fixedly installed at the inner wall of the tank body (3), a spring (16) fixedly installed between the fixing seat and the top side outer edge of the filtering cylinder (14), a guide rod (17) fixedly installed at the bottom side of the outer edge of the filtering cylinder (14), and the guide rod (17) is slidably inserted into the center of the fixing seat.

6. The uniform shallow surface bait spray apparatus for freshwater fish and algae according to claim 1, wherein: The discharging spraying assembly (7) comprises a connecting seat (18) fixedly installed at the bottom of the discharging pipe (5), a rotating pipe (19) rotatably connected to the bottom inner side of the connecting seat (18), a spiral discharging rod (20) rotatably connected to the inside of the discharging pipe (5), the spiral discharging rod (20) is fixedly installed at the bottom end of the rotating rod (8), the bottom end of the spiral discharging rod (20) is fixedly installed on the inner wall of the rotating pipe (19) through a connecting rod, the bottom end of the rotating pipe (19) is fixedly installed with a hopper (21), and the bottom side of the hopper (21) is fixedly installed with four guide pipes (22) in an array.

7. The uniform shallow surface bait spray apparatus for freshwater fish and algae according to claim 6, wherein: The top of the rotating pipe (19) has a circular outer edge (23), the outer edge (23) is rotatably connected to the inside of the connecting seat (18), and a plurality of balls are embedded on the upper and lower sides of the outer edge (23).