Chemical adding device for breeding stockline

Abstract

The utility model discloses a medicine adding device for a breeding stockline, which comprises a supporting table, a medicine adding mechanism is arranged on the supporting table, the medicine adding mechanism comprises a medicine collecting tank, a medicine storage box, a medicine conveying pipe, a first motor, a first screw rod and a discharging hopper, and a quantity control mechanism is arranged on the discharging hopper. The quantity control mechanism comprises a quantity control sleeve, an adjusting sleeve, a connecting sleeve, a screw rod, a bottom plate, a flow control pipe and a sealing sleeve, the quantity control sleeve is arranged at the bottom end of the discharging hopper, the adjusting sleeve is rotationally connected with the quantity control sleeve and the discharging hopper, the connecting sleeve is installed in the adjusting sleeve, the screw rod is in threaded connection with the connecting sleeve, the bottom plate is installed at the bottom end of the screw rod, and the flow control pipe is installed in the sealing sleeve. The quantity control sleeve is installed on the bottom plate, and the sealing sleeve is installed on the inner side of the quantity control sleeve, so that the technical problems that in the background technology, various types of medicine cannot be added at the same time, an accurate metering mechanism is lacked, and accurate and quantitative adding of different kinds of medicine cannot be achieved are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the aquaculture industry technical field more specifically, it relates to a kind of dosing device for breeding material line. BACKGROUND

[0002] In the aquaculture industry, farmers need to add various types of nutritional additives, preventive drugs and growth-promoting agents to feed according to different breeding stages, different breeding varieties and different water quality conditions. However, the existing dosing device for breeding material line generally has a single feed inlet design, which cannot simultaneously add multiple types of drugs, resulting in the need for repeated dosing operations by farmers, which not only consumes a lot of manpower and time, but also easily causes uneven drug addition ratio, affecting the breeding effect.

[0003] In the feed production process, different specifications and different varieties of feed require different amounts of additives, and the addition amount of each drug needs to be accurately controlled. However, most of the existing dosing devices on the market use simple gate control or gravity feeding methods, lack precise metering mechanisms, and cannot achieve precise dosing of different drugs. This extensive control method not only causes waste of drugs, but also may affect the quality of feed due to inaccurate addition amount, and even pose potential health risks to breeding animals. SUMMARY

[0004] (I) Technical problems solved

[0005] To solve the problems in the prior art, the utility model provides a dosing device for breeding material line to solve the technical problems mentioned in the background art, such as the inability to simultaneously add multiple types of drugs, the lack of precise metering mechanisms, and the inability to achieve precise dosing of different drugs.

[0006] (II) Technical solutions

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a kind of dosing device for breeding material line, including support table, dosing mechanism is arranged on the support table, the dosing mechanism includes medicine collecting tank, medicine storage box, medicine delivery pipe, first motor, first screw rod and discharge hopper, the medicine collecting tank is installed on support table, the medicine storage box is provided with multiple groups and is installed on support table, the medicine delivery pipe is installed between multiple groups the medicine storage box and medicine collecting tank, the first motor is installed in one end of multiple groups the medicine delivery pipe, the first screw rod is rotatably installed in medicine delivery pipe and is fixedly connected with the output end of first motor, the discharge hopper is installed at the bottom end of medicine collecting tank, the discharge hopper is provided with quantity control mechanism, the quantity control mechanism includes quantity control sleeve, adjusting sleeve, connecting sleeve, screw rod, bottom plate, flow control pipe and seal sleeve, the quantity control sleeve is arranged at the bottom end of discharge hopper, the adjusting sleeve is rotatably connected quantity control sleeve and discharge hopper, the connecting sleeve is installed in adjusting sleeve, the screw rod is threadedly connected with connecting sleeve, the bottom plate is installed at the bottom end of screw rod, the flow control pipe is installed on bottom plate, the seal sleeve is installed in the inside of quantity control sleeve.

[0008] The utility model further sets up, dosing mechanism can set quantity according to dosing kind, through adjustable dosing mechanism quantity setting, satisfy the demand of multiple kinds of medicine addition under different breeding scene, improve the applicability and expansibility of device.

[0009] The utility model further sets up, support table side is equipped with storage tank, storage tank is connected with medicine collecting tank between and is equipped with the feed pipe, second screw rod is rotatably equipped in the feed pipe, second motor is installed at the bottom end of feed pipe, the output of second motor is fixedly connected second screw rod, realizes the continuous, stable conveying of material by screw conveying mechanism, ensures the uniformity and accuracy of material conveying, provides good foundation for subsequent medicine mixing.

[0010] The utility model further sets up, flow control pipe is equipped with through-flow groove, the through-flow groove is provided with multiple groups and is distributed in the outer wall of flow control pipe, and the design of multiple through-flow grooves ensures the uniformity of material discharging, avoids the problem of blockage and unevenness possibly caused by single-point discharging, improves the accuracy of dispensing.

[0011] The utility model further sets up, bottom plate is equipped with limit rod, the limit rod is provided with multiple groups and is slidably connected with seal sleeve, the stability and accuracy of seal sleeve movement are ensured by the guiding effect of limit rod, improve the reliability and service life of quantity control mechanism.

[0012] The utility model further sets up, support station below is provided with mixing mechanism, the mixing mechanism includes mixing jar, main gear, pinion, rotating lever, mixing frame, mounting bracket, third motor and discharge mechanism, the mixing jar sets up support frame below and is connected with the control amount cover, the main gear rotation is installed in the mixing jar top surface, the pinion is provided with two groups of rotation and is installed in the mixing jar top surface and is engaged with the main gear, the rotating lever rotation is installed in the mixing jar and is connected with the pinion, the mixing frame is installed in two groups the rotating lever outer wall, the mounting bracket is installed in the mixing jar top surface, third motor is installed on the mounting bracket and output fixed connection main gear.

[0013] The utility model further sets up, the discharge mechanism includes discharge port, installation box, hydraulic cylinder, sealing plate and discharge pipe, the discharge port sets up in the mixing jar outer wall, the installation box is installed in the mixing jar outer wall, the hydraulic cylinder is installed in the installation box outer wall, the sealing plate is installed in the hydraulic cylinder piston end, the discharge pipe is installed in the installation box bottom surface.

[0014] The utility model further sets up, the sealing plate both sides are equipped with pulley, the mounting box top surface is equipped with slide rail, the slide rail is provided with two groups and is connected with pulley sliding, and the cooperation design of pulley and slide rail reduces the friction of sealing plate movement, makes sealing plate movement more stable and reliable, improves the working efficiency and service life of discharge mechanism.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a kind of dosing device for breeding material line, with following beneficial effects:

[0017] 1, dosing mechanism is by setting up multiple groups of medicine storage box, medicine delivery pipe and the combination of first screw rod, can simultaneously add multiple kinds of drugs, and by first motor driving screw rod rotation realizes the quantitative delivery of drug, while cooperating with the setting of storage tank, material conveying pipe and second screw rod, material can be delivered to medicine collection jar and mixed with drug initially, solve the problem that multiple kinds of drugs cannot be added simultaneously in the prior art.

[0018] 2, control mechanism is by adjusting the rotation of sleeve to drive the rotation of connecting sleeve, connecting sleeve and screw rod are threadedly engaged to drive the movement of bottom plate, so as to adjust the relative position of flow groove on the outer wall of control flow pipe and sealing sleeve, realize the accurate control of discharge amount, the control precision is further ensured by the sliding connection between limiting rod on the bottom plate and sealing sleeve, solve the problem that material conveying amount cannot be accurately controlled in the prior art.

[0019] 3, mixing mechanism is by third motor driving main gear rotation, using the engagement of main gear and pinion to drive rotating lever rotation, mixing frame on the outer wall of rotating lever rotates to fully stir material, ensure the uniformity of drug and material mixing.

[0020] 4, the discharge mechanism controls the opening and closing of the sealing plate through the hydraulic cylinder, the pulleys on both sides of the sealing plate slide on the slide rail to ensure smooth movement, the material is discharged through the discharge pipe, and the whole process can accurately control the discharge speed and time through the hydraulic cylinder, so that the quantitative discharge of the material is realized. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole structure schematic view of the dosing device for the breeding material line in the utility model;

[0022] Figure 2 It is a structure schematic view of the feeding mechanism in the utility model;

[0023] Figure 3 It is a sectional structure schematic view of the mixing mechanism in the utility model;

[0024] Figure 4 It is a sectional structure schematic view of the metering mechanism in the utility model;

[0025] Figure 5 It is a structure schematic view of the discharge mechanism in the utility model.

[0026] In the drawing: 1, support table; 2, medicine collecting tank; 3, medicine storage box; 4, medicine feeding pipe; 5, first motor; 6, first screw rod; 7, discharge hopper; 8, metering sleeve; 9, adjusting sleeve; 10, connecting sleeve; 11, screw rod; 12, bottom plate; 13, flow control pipe; 14, sealing sleeve; 15, storage tank; 16, material conveying pipe; 17, second screw rod; 18, second motor; 19, flow passage; 20, limiting rod; 21, mixing tank; 22, main gear; 23, driven gear; 24, rotating rod; 25, mixing frame; 26, mounting frame; 27, third motor; 28, discharge port; 29, mounting box; 30, hydraulic cylinder; 31, sealing plate; 32, discharge pipe; 33, pulley; 34, slide rail. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0028] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0029] In this utility model, unless otherwise stated, the orientations used, such as "up" and "down", usually refer to the direction shown in the accompanying drawings, or to the vertical, perpendicular, or gravitational direction; similarly, for ease of understanding and description, "left" and "right" usually refer to the left and right shown in the accompanying drawings; "inner" and "outer" refer to the inner and outer contours of each component itself, but the above directional terms are not used to limit this utility model.

[0030] Please see Figures 1-5 A dosing device for aquaculture feed lines includes a support platform 1, on which a dosing mechanism is mounted. The dosing mechanism includes a collection tank 2, a storage box 3, a delivery pipe 4, a first motor 5, a first screw rod 6, and a discharge hopper 7. The collection tank 2 is mounted on the support platform 1. Multiple sets of storage boxes 3 are mounted on the support platform 1. The delivery pipe 4 is installed between the multiple sets of storage boxes 3 and the collection tank 2. The first motor 5 is installed at one end of the multiple sets of delivery pipes 4. The first screw rod 6 is rotatably mounted inside the delivery pipe 4 and fixedly connected to the output end of the first motor 5. The discharge hopper 7 is installed at the bottom of the medicine collection tank 2. The discharge hopper 7 is equipped with a volume control mechanism, which includes a volume control sleeve 8, an adjusting sleeve 9, a connecting sleeve 10, a screw 11, a bottom plate 12, a flow control tube 13, and a sealing sleeve 14. The volume control sleeve 8 is located at the bottom of the discharge hopper 7. The adjusting sleeve 9 rotatably connects the volume control sleeve 8 and the discharge hopper 7. The connecting sleeve 10 is installed inside the adjusting sleeve 9. The screw 11 is threadedly connected to the connecting sleeve 10. The bottom plate 12 is installed at the bottom of the screw 11. The flow control tube 13 is installed on the bottom plate 12. The sealing sleeve 14 is installed inside the volume control sleeve 8.

[0031] The dosing unit can set the quantity according to the type of medicine to be added. The number of medicine storage boxes can be flexibly configured according to the types of medicines that need to be added in the actual breeding process. Each medicine storage box corresponds to a medicine delivery system.

[0032] A storage tank 15 is provided on one side of the support platform 1. A conveying pipe 16 is connected between the storage tank and the medicine collection tank 2. A second screw rod 17 is rotatably installed inside the conveying pipe 16. A second motor 18 is installed at the bottom of the conveying pipe 16. The output end of the second motor 18 is fixedly connected to the second screw rod 17. The second motor 18 drives the second screw rod 17 to rotate inside the conveying pipe 16, so as to convey the material in the storage tank 15 to the medicine collection tank 2 by screw, thereby realizing the quantitative conveying of the material.

[0033] The flow control pipe 13 is provided with flow channels 19. Multiple sets of flow channels 19 are distributed on the outer wall of the flow control pipe 13. The material flows out through the multiple sets of flow channels 19 evenly distributed on the outer wall of the flow control pipe 13, realizing simultaneous discharge from multiple points.

[0034] Limiting rods 20 are installed on the base plate 12. Multiple sets of limiting rods 20 are provided and are slidably connected to the cover 14. The multiple sets of limiting rods 20 form a sliding fit with the cover 14, guiding and limiting the cover 14 during the movement of the base plate 12.

[0035] A mixing mechanism is arranged below the support table 1, and comprises a mixing tank 21, a main gear 22, a slave gear 23, a rotating rod 24, a mixing frame 25, a mounting frame 26, a third motor 27 and a discharging mechanism. The mixing tank 21 is arranged below the support frame and connected with the control sleeve 8. The main gear 22 is rotatably arranged on the top surface of the mixing tank 21. The slave gear 23 is rotatably arranged on the top surface of the mixing tank 21 and engaged with the main gear 22. The rotating rod 24 is rotatably arranged in the mixing tank 21 and connected with the slave gear 23. The mixing frame 25 is arranged on the outer wall of the rotating rod 24. The mounting frame 26 is arranged on the top surface of the mixing tank 21. The third motor 27 is arranged on the mounting frame 26 and the output end of the third motor 27 is fixedly connected with the main gear 22.

[0036] In the embodiment, first, a plurality of groups of the medicine storage boxes 3 store different kinds of medicines. The medicines are delivered into the medicine collecting tank 2 through the medicine delivery pipe 4. The first screw rod 6 in the medicine delivery pipe 4 is driven to rotate by the first motor 5, so that the medicines are delivered into the medicine collecting tank 2 in a spiral manner. At the same time, the materials in the material storage tank 15 are delivered into the medicine collecting tank 2 through the material delivery pipe 16 under the action of the second screw rod 17 driven by the second motor 18, so as to realize the preliminary mixing of the medicines and the materials. After all the materials are collected in the medicine collecting tank 2, the materials are delivered downward to the control mechanism through the discharge hopper 7. The discharge hopper 7 at the bottom end of the medicine collecting tank 2 is connected with the control mechanism. The connecting sleeve 10 is driven to rotate by the rotating adjustment sleeve 9, the connecting sleeve 10 is threadedly connected with the screw rod 11 to drive the bottom plate 12 to move, so as to adjust the relative position between the flow passage 19 on the outer wall of the control flow pipe 13 and the sealing sleeve 14, thereby changing the discharge amount. The connecting sleeve 10 in the adjustment sleeve 9 is threadedly connected with the bottom plate 12 through the screw rod 11, so that the opening degree can be accurately controlled. A plurality of limiting rods 20 arranged on the bottom plate 12 are slidably connected with the sealing sleeve 14, so as to ensure the control precision. The sealing sleeve 14 on the inner side of the control sleeve 8 is used to prevent the materials from leaking. A plurality of flow passages 19 are arranged on the control flow pipe 13, which are used to uniformly dispense the medicines. After the materials are controlled, the materials enter the mixing mechanism below. The mixing tank 21 is arranged below the support frame and connected with the control sleeve 8 to receive the materials. The main gear 22 is driven to rotate by the third motor 27. The rotating rod 24 is driven to rotate by the engagement between the main gear 22 and the two groups of slave gears 23. The mixing frame 25 arranged on the outer wall of the rotating rod 24 is driven to rotate, so as to fully stir and mix the materials in the tank. The whole mixing process is supported by the motor arranged on the mounting frame 26 arranged on the top surface of the mixing tank 21, so as to ensure the mixing effect. Finally, the mixed materials are discharged through the discharging mechanism.

[0037] Please refer to Figure 5 , as an embodiment of the discharging mechanism: the discharging mechanism comprises a discharging port 28, a mounting box 29, a hydraulic cylinder 30, a sealing plate 31 and a discharging pipe 32. The discharging port 28 is arranged on the outer wall of the mixing tank 21. The mounting box 29 is arranged on the outer wall of the mixing tank 21. The hydraulic cylinder 30 is arranged on the outer wall of the mounting box 29. The sealing plate 31 is arranged on the piston end of the hydraulic cylinder 30. The discharging pipe 32 is arranged on the bottom surface of the mounting box 29.

[0038] The sealing plate 31 is provided with pulleys 33 on both sides, and the top surface of the mounting box 29 is provided with sliding rails 34, which are in sliding connection with the pulleys 33. The sealing plate 31 slides on the two groups of sliding rails 34 on the top surface of the mounting box 29 through the pulleys 33 on both sides, so as to realize the stable opening and closing of the sealing plate 31.

[0039] More specifically, the mixed material is discharged through the discharge port 28 on the outer wall of the mixing tank 21, the discharge port 28 is connected with the mounting box 29, the hydraulic cylinder 30 is installed on the outer wall of the mounting box 29 for controlling the opening and closing of the sealing plate 31, the pulleys 33 on both sides of the sealing plate 31 slide on the two groups of sliding rails 34 on the top surface of the mounting box 29, so as to ensure the stable movement of the sealing plate 31. When the hydraulic cylinder 30 pushes the sealing plate 31 to open, the material is discharged through the discharge pipe 32 on the bottom surface of the mounting box 29. The whole discharging process can be adjusted in discharging speed and time through the control of the hydraulic cylinder 30, so as to realize the precise quantitative discharge.

[0040] In summary, when the whole device is in use or operation: first, a plurality of groups of medicine storage boxes 3 store different kinds of medicines, which are delivered to the medicine collecting tank 2 through the medicine delivery pipe 4. The first screw rod 6 in the medicine delivery pipe 4 rotates under the drive of the first motor 5, and the medicines are spirally delivered to the medicine collecting tank 2. At the same time, the materials in the storage tank 15 are delivered to the medicine collecting tank 2 through the material delivery pipe 16 under the drive of the second motor 18 and the action of the second screw rod 17, so as to realize the preliminary mixing of the medicines and the materials. After all the materials are collected in the medicine collecting tank 2, they are delivered downward to the flow control mechanism through the discharge hopper 7. The discharge hopper 7 at the bottom end of the medicine collecting tank 2 is connected with the flow control mechanism. The rotating adjustment sleeve 9 drives the connecting sleeve 10 to rotate, the connecting sleeve 10 is in threaded cooperation with the screw rod 11 to drive the bottom plate 12 to move, so as to adjust the relative position between the flow passage 19 on the outer wall of the flow control pipe 13 and the sealing sleeve 14, so as to change the discharge amount. The connecting sleeve 10 in the adjustment sleeve 9 is in threaded connection with the bottom plate 12 through the screw rod 11, so as to accurately control the opening degree. A plurality of limiting rods 20 installed on the bottom plate 12 are in sliding connection with the sealing sleeve 14, so as to ensure the control accuracy. The sealing sleeve 14 on the inner side of the flow control sleeve 8 is used for preventing the leakage of the materials. A plurality of flow passages 19 are formed in the flow control pipe 13, which are used for uniform drug distribution. After the materials pass through the flow control mechanism, they enter the mixing mechanism below. The mixing tank 21 is arranged below the support frame and is connected with the flow control sleeve 8 to receive the materials. The third motor 27 drives the main gear 22 to rotate, which drives the rotating rod 24 to rotate through the meshing with the two groups of driven gears 23. The mixing frame 25 installed on the outer wall of the rotating rod 24 rotates, so as to fully stir and mix the materials in the tank. The whole mixing process is supported by the motor installed on the mounting frame 26 on the top surface of the mixing tank 21, so as to ensure the mixing effect. The mixed materials are finally discharged through the discharging mechanism.

[0041] The mixed material is discharged through the discharge port 28 of the mixing tank 21, the discharge port 28 is connected with the mounting box 29, the hydraulic cylinder 30 is mounted on the outer wall of the mounting box 29 for controlling the opening and closing of the sealing plate 31, the pulleys 33 on both sides of the sealing plate 31 slide on the two sets of slide rails 34 on the top surface of the mounting box 29, ensuring the smooth movement of the sealing plate 31, when the hydraulic cylinder 30 pushes the sealing plate 31 to open, the material is discharged through the discharge pipe 32 on the bottom surface of the mounting box 29, the whole discharging process can be controlled by the hydraulic cylinder 30 to adjust the discharging speed and time, realizing the precise quantitative discharging.

[0042] In all the above solutions, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described one by one, and the welding is preferred when the fixed connection is mentioned above, although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A dosing device for aquaculture lines, comprising a support table (1), characterized in that: The support table (1) is provided with a dosing mechanism, the dosing mechanism comprises a medicine collecting tank (2), a medicine storage box (3), a medicine feeding pipe (4), a first motor (5), a first screw rod (6) and a discharge hopper (7), the medicine collecting tank (2) is installed on the support table (1), the medicine storage box (3) is provided with a plurality of groups which are installed on the support table (1), the medicine feeding pipe (4) is installed between the plurality of groups of the medicine storage box (3) and the medicine collecting tank (2), the first motor (5) is installed at one end of the plurality of groups of the medicine feeding pipe (4), the first screw rod (6) is rotatably installed in the medicine feeding pipe (4) and is fixedly connected with the output end of the first motor (5), the discharge hopper (7) is installed at the bottom end of the medicine collecting tank (2), a quantity control mechanism is arranged on the discharge hopper (7), the quantity control mechanism comprises a quantity control sleeve (8), an adjusting sleeve (9), a connecting sleeve (10), a screw rod (11), a bottom plate (12), a flow control pipe (13) and a sealing sleeve (14), the quantity control sleeve (8) is arranged at the bottom end of the discharge hopper (7), the adjusting sleeve (9) is rotatably connected with the quantity control sleeve (8) and the discharge hopper (7), the connecting sleeve (10) is installed in the adjusting sleeve (9), the screw rod (11) is threadedly connected with the connecting sleeve (10), the bottom plate (12) is installed at the bottom end of the screw rod (11), the flow control pipe (13) is installed on the bottom plate (12), and the sealing sleeve (14) is installed on the inner side of the quantity control sleeve (8).

2. The dosing device for aquaculture lines according to claim 1, characterized in that: The dosing mechanism can be arranged according to the type of medicine.

3. The dosing device for aquaculture lines according to claim 2, characterized in that: One side of the support table (1) is provided with a storage tank (15), a conveying pipe (16) is connected between the storage tank and the medicine collecting tank (2), a second screw rod (17) is rotatably arranged in the conveying pipe (16), and a second motor (18) is installed at the bottom end of the conveying pipe (16).

4. The dosing device for aquaculture lines according to claim 3, characterized in that: A flow channel (19) is formed in the flow control pipe (13), and a plurality of groups of the flow channel (19) are arranged on the outer wall of the flow control pipe (13).

5. The dosing device for aquaculture lines according to claim 4, characterized in that: A limiting rod (20) is installed on the bottom plate (12), and a plurality of groups of the limiting rod (20) are slidably connected with the sealing sleeve (14).

6. The dosing device for aquaculture lines according to claim 5, characterized in that: A mixing mechanism is arranged below the support table (1), the mixing mechanism comprises a mixing tank (21), a main gear (22), a slave gear (23), a rotating rod (24), a mixing frame (25), a mounting frame (26), a third motor (27) and a discharging mechanism, the mixing tank (21) is arranged below the support frame and is connected with the quantity control sleeve (8), the main gear (22) is rotatably installed on the top surface of the mixing tank (21), the slave gear (23) is rotatably installed on the top surface of the mixing tank (21) and is engaged with the main gear (22), the rotating rod (24) is rotatably installed in the mixing tank (21) and is connected with the slave gear (23), the mixing frame (25) is installed on the outer wall of the two groups of rotating rods (24), the mounting frame (26) is installed on the top surface of the mixing tank (21), and the third motor (27) is installed on the mounting frame (26) and is fixedly connected with the output end of the main gear (22).

7. The dosing device for aquaculture lines according to claim 6, characterized in that: The discharging mechanism comprises a discharging port (28), a mounting box (29), a hydraulic cylinder (30), a sealing plate (31) and a discharging pipe (32), the discharging port (28) is arranged on the outer wall of the mixing tank (21), the mounting box (29) is mounted on the outer wall of the mixing tank (21), the hydraulic cylinder (30) is mounted on the outer wall of the mounting box (29), the sealing plate (31) is mounted on the piston end of the hydraulic cylinder (30), and the discharging pipe (32) is mounted on the bottom surface of the mounting box (29).

8. The dosing device for aquaculture lines according to claim 7, characterized in that: The sealing plate (31) is provided with pulleys (33) on both sides, the mounting box (29) is provided with sliding rails (34) on the top surface, and the sliding rails (34) are provided with two groups and are in sliding connection with the pulleys (33).

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