CN112005944B

CN112005944B - Automatic feeding device for aquaculture

Info

Publication number: CN112005944B
Application number: CN202010932231.1A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Guangdong Yifan Ecological Agricultural Technology Co ltd
Current assignee: Guangdong Yifan Ecological Agricultural Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2023-04-25
Anticipated expiration: 2040-09-08
Also published as: CN112005944A; CN114097686A

Abstract

The invention relates to the technical field of aquaculture equipment, in particular to an automatic feeding device for aquaculture, which comprises a storage box, wherein one side of the top of the storage box is hinged with a box cover, a sealing ring is sleeved outside the box cover, a filter plate is fixedly arranged at the upper end in the storage box, the bottom of the storage box is communicated with a first funnel, the bottom of the first funnel is communicated with a first pipeline, the automatic feeding device also comprises two supporting legs, and the two supporting legs are respectively fixedly arranged at two sides of the bottom of the first funnel; through setting up the filter plate, bait is filtered through the filter plate, can filter partial impurity or the great bait of granule on the filter plate.

Description

Automatic feeding device for aquaculture

Technical Field

The invention relates to the technical field of aquaculture equipment, in particular to an automatic feeding device for aquaculture.

Background

Aquaculture is a production activity under artificial control for the propagation, cultivation and harvesting of aquatic animals and plants, generally comprising the whole process of growing aquatic products from offspring under artificial feeding management, and in a broad sense also comprising the proliferation of aquatic resources.

The fishes can grow up only by eating the fishes, in various production inputs of aquaculture, the feed input cost is the largest, investigation shows that the feed input cost of the aquaculture product is more than 70% of the total cost of aquaculture generally, but the fishes are generally manually thrown into a fish pond for eating, when the fishes are manually thrown into the fish pond, time and labor are wasted, the feeding efficiency is low, the breeding technologies of different feeders are different, standardized feeding is difficult to achieve by feeling experience, the fish growth is adversely affected as a result, the yield per unit area is reduced, excessive feed is sunk into the bottom of the pond to waste the feed to pollute the water quality, the conventional feed feeding device cannot accurately feed at fixed time and fixed quantity by throwing the feed, and the aquaculture quality cannot be controlled; meanwhile, as the culture areas of the culture ponds are different, the throwing range of the baits in the ponds with large culture areas is correspondingly increased, and the throwing range of the baits in the ponds with small culture areas is correspondingly reduced; on the other hand, because part of impurities or part of baits with larger particles exist in the baits, the direct feeding of the baits can cause adverse effects on the growth of fishes, and the existing baits cannot be filtered by the existing baits feeding device, so that the automatic feeding device for aquaculture is provided.

Disclosure of Invention

The invention aims to solve the defect that the automatic feeding device for aquaculture cannot filter impurities and partial baits with larger particles in baits in the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides an aquaculture is with automatic feeding device, includes the storage case, storage case top one side articulates there is the case lid, the case lid overcoat is equipped with the sealing washer, storage incasement upper end fixed mounting has the filter plate, storage case bottom intercommunication has first funnel, first funnel bottom intercommunication has first pipeline, still includes two supporting legs, two supporting legs respectively fixed mounting is in first funnel bottom both sides.

Preferably, the bottom end of the storage tank is provided with a quantitative feeding mechanism, the quantitative feeding mechanism comprises a conveying pipe, two ends of the conveying pipe are respectively and hermetically arranged, the lower end of a first pipeline is communicated with one side of the top of the conveying pipe, a conveying screw is arranged in the conveying pipe, one end of the conveying screw is rotatably arranged on the inner wall of the conveying pipe, one side outside the conveying pipe is provided with a first rotating shaft, the first rotating shaft penetrates through the conveying pipe and is fixedly connected with the conveying screw, one end of the first rotating shaft is fixedly provided with a first gear, one side of the first pipeline is fixedly provided with a mounting seat, a motor is fixedly arranged on the mounting seat, a second gear is fixedly arranged on an output shaft of the motor and meshed with the first gear, the number of teeth of the second gear is less than that of the first gear, one side of the bottom end of the conveying pipe is communicated with a blanking pipe, the centrifugal throwing disc penetrates through the T-shaped supporting plate and is rotatably arranged on the T-shaped supporting plate, a plurality of discharge holes are formed in the centrifugal throwing disc, the discharge holes are distributed on the centrifugal throwing disc in a circumferential array, a plurality of impeller blades are fixedly arranged in the centrifugal throwing disc, the impeller blades are distributed in a circumferential array, a plurality of diversion trenches are formed among the impeller blades, the diversion trenches and the discharge holes are equal in number and are mutually matched, a gear ring is sleeved on the outer side of the centrifugal throwing disc, a second rotating shaft is rotatably arranged at the top of the T-shaped supporting plate, a third gear is fixedly arranged at the lower end of the second rotating shaft, the third gear is meshed with the gear ring, a first bevel gear is fixedly arranged in the middle of the second rotating shaft, a supporting plate is arranged between two supporting legs, two ends of the supporting plate are fixedly arranged on the supporting legs respectively, a third rotating shaft is rotatably arranged on one side of the supporting plate and penetrates through the supporting plate, a second bevel gear is fixedly arranged at one end of the third rotating shaft and meshed with the first bevel gear, a first chain wheel is fixedly arranged at the other end of the third rotating shaft, a second chain wheel is fixedly arranged at the end part of an output shaft of the motor, the second chain wheel is driven with the first chain wheel through a first chain, a tube body is arranged at the top end of the centrifugal throwing disc, a second funnel is communicated with the lower end of the tube body, the lower end of the second funnel extends into the centrifugal throwing disc and is positioned right above the centrifugal throwing disc, a rectangular opening is formed in one side of the tube body, two supporting blocks which are vertically and alternately distributed are fixedly arranged on the outer side of the tube body, the two supporting blocks are respectively positioned at the upper end and the lower end of the rectangular opening, sliding grooves are respectively formed in the two inner sides of the tube body, sealing plugs are arranged in the tube body and are positioned under the blanking tube, the blanking tube can be sealed by the sealing plugs, sliding strips are fixedly arranged on the two sides of the sealing plugs, the sliding strips are respectively and slidably arranged in the sliding grooves, connecting strips are arranged between the two supporting blocks, one end of each connecting strip penetrates through the rectangular opening and extends to the outer side of the tube body and is fixedly connected with the outer side of the sealing plug, a reciprocating screw rod is arranged between the two supporting blocks, one end of each reciprocating screw rod penetrates through the connecting strip, the upper end and the lower ends of each reciprocating screw rod are respectively and rotatably arranged on the inner sides of the supporting blocks, the upper end of each reciprocating screw rod penetrates through the supporting blocks and is fixedly provided with a third sprocket, one end of each connecting strip is fixedly provided with a balancing block, the upper end of the second rotating shaft is fixedly provided with a fourth sprocket, the fourth sprocket and the third sprocket are driven by a second chain, one side of the mounting seat is fixedly provided with a timing assembly, and the timing assembly is used for controlling the timing start and stop of the motor.

Preferably, the bottom ends of the two supporting legs are fixedly provided with cylinder bases, the bottoms of the cylinder bases are fixedly provided with hydraulic rods, and the output ends of the hydraulic rods are fixedly provided with vertical rods.

Preferably, the upper end of the outer side of the storage box is sleeved with a circular ring, the circular ring is fixedly connected with the storage box, a plurality of supporting ejector rods are fixedly arranged at the top of the circular ring, the automatic storage box further comprises a waterproof cover, the waterproof cover can be sleeved outside the circular ring from top to bottom and supported by the plurality of supporting ejector rods, and the lower end of the waterproof cover extends to the vertical rod.

Preferably, a plurality of second pipelines are arranged on the outer side of the centrifugal throwing disc, the second pipelines are correspondingly communicated with the discharge hole respectively, the centrifugal throwing disc further comprises a plurality of ring blocks, the number of the ring blocks is equal to that of the second pipelines, and the ring blocks can be connected in the second pipelines in a threaded mode.

Preferably, the filter plate is connected with the storage box through screws, and the lower ends of the support legs are provided with anti-corrosion coatings.

The automatic feeding device for aquaculture provided by the invention has the beneficial effects that: through setting up the filter plate, bait is filtered through the filter plate, can filter partial impurity or the great bait of granule on the filter plate, through setting up ration feeding mechanism, and the motor drives the centrifugal throwing dish and rotates and throw the bait of throwing, throws quantitative bait in certain time, realizes the ration feeding, through setting up hydraulic stem, montant, when needs increase or reduce throwing the area, starts the height that the dish was thrown to the adjustable centrifugation of hydraulic stem, and the centrifugal throwing dish position is higher, throws the area bigger.

Drawings

Fig. 1 is an enlarged cross-sectional view of a storage tank of an automatic feeding device for aquaculture according to the present invention.

Fig. 2 is an enlarged schematic view of a ration feeding mechanism of an automatic feeding device for aquaculture according to the present invention.

Fig. 3 is an enlarged cross-sectional view of a dosing mechanism of an automatic feeding device for aquaculture according to the present invention.

Fig. 4 is an enlarged schematic view of a centrifugal slinger and a tube of an automatic feeding device for aquaculture according to the present invention.

Fig. 5 is an enlarged schematic view of a centrifugal slinger of an automatic feeding device for aquaculture according to the present invention.

Fig. 6 is a schematic working diagram of a waterproof cover of an automatic feeding device for aquaculture.

In the figure: the storage box 1, the first hopper 2, the box cover 3, the first pipeline 4, the supporting leg 5, the filter plate 6, the conveying pipe 7, the conveying screw 8, the first rotating shaft 9, the first gear 10, the mounting seat 11, the motor 12, the second gear 13, the blanking pipe 14, the T-shaped supporting plate 15, the centrifugal throwing disc 16, the discharging hole 17, the impeller blade 18, the guide groove 19, the gear ring 20, the second rotating shaft 21, the third gear 22, the first bevel gear 23, the supporting plate 24, the third rotating shaft 25, the second bevel gear 26, the first sprocket 27, the second sprocket 28, the first chain 29, the pipe body 30, the second hopper 31, the rectangular opening 32, the supporting block 33, the sealing plug 34, the sliding groove 35, the sliding strip 36, the connecting strip 37, the reciprocating screw 38, the third sprocket 39, the balancing block 40, the fourth sprocket 41, the second chain 42, the cylinder seat 43, the

hydraulic rods

44, 45, the circular ring 46, the supporting ejector rod 47, the waterproof cover 48, the timing assembly 49, the second pipeline 50 and the circular ring block 51.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Example 1:

referring to fig. 1-6, an automatic feeding device for aquaculture comprises a storage box 1, wherein one side of the top of the storage box 1 is hinged with a box cover 3, a sealing ring is sleeved outside the box cover 3, the sealing ring can enhance the sealing performance when the box cover 3 is closed, a filter plate 6 is fixedly arranged at the upper end in the storage box 1, the bottom of the storage box 1 is communicated with a first funnel 2, the bottom end of the first funnel 2 is communicated with a first pipeline 4, two supporting legs 5 are further included, and the two supporting legs 5 are fixedly arranged at two sides of the bottom of the first funnel 2 respectively. The supporting legs 5 can be arranged on the bridge of the culture pond or can be directly buried into the bottom of the culture pond, the cover 3 is opened to add bait into the storage box 1, the bait is filtered by the filter plate 6, and part of the bait with larger impurities or particles can be filtered on the filter plate 6.

Example 2:

referring to fig. 1-6, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the bottom end of the storage tank 1 is provided with a quantitative feeding mechanism, the quantitative feeding mechanism comprises a conveying pipe 7, both ends of the conveying pipe 7 are sealed, the lower end of a first pipeline 4 is communicated with one side of the top of the conveying pipe 7, a conveying screw 8 is arranged in the conveying pipe 7, one end of the conveying screw 8 is rotatably arranged on the inner wall of the conveying pipe 7, one side outside the conveying pipe 7 is provided with a first rotating shaft 9, the first rotating shaft 9 penetrates through the conveying pipe 7 and is fixedly connected with the conveying screw 8, one end of the first rotating shaft 9 is fixedly provided with a first gear 10, one side of the first pipeline 4 is fixedly provided with a mounting seat 11, a motor 12 is fixedly arranged on the mounting seat 11, a second gear 13 is fixedly arranged on the output shaft of the motor 12, the second gear 13 is meshed with the first gear 10, the number of teeth of the second gear 13 is less than that of the first gear 10, the delivery pipe 7 is communicated with a blanking pipe 14 at one side of the bottom end, and further comprises a T-shaped supporting plate 15, two supporting legs 5 respectively penetrate through two ends of the T-shaped supporting plate 15, the T-shaped supporting plate 15 is fixedly connected with the supporting legs 5, a centrifugal throwing disc 16 is arranged at the top end of the T-shaped supporting plate 15, the centrifugal throwing disc 16 penetrates through the T-shaped supporting plate 15 and is rotatably arranged on the T-shaped supporting plate 15, a plurality of discharge holes 17 are formed in the centrifugal throwing disc 16, the plurality of discharge holes 17 are distributed on the centrifugal throwing disc 16 in a circumferential array, a plurality of impeller blades 18 are fixedly arranged in the centrifugal throwing disc 16, the plurality of impeller blades 18 are distributed in a circumferential array, a plurality of guide grooves 19 are formed among the impeller blades 18, the guide grooves 19 are equal in number with the discharge holes 17 and are mutually matched, a gear ring 20 is sleeved at the outer side of the centrifugal throwing disc 16, a second rotating shaft 21 is rotatably arranged at the top of the T-shaped supporting plate 15, a third gear 22 is fixedly arranged at the lower end of the second rotating shaft 21, the third gear 22 is meshed with the gear ring 20, a first bevel gear 23 is fixedly arranged in the middle of the second rotating shaft 21, a supporting plate 24 is arranged between two supporting legs 5, two ends of the supporting plate 24 are fixedly arranged on the supporting legs 5 respectively, one side of the supporting plate 24 is rotatably provided with a third rotating shaft 25, the third rotating shaft 25 penetrates through the supporting plate 24, one end of the third rotating shaft 25 is fixedly provided with a second bevel gear 26, the second bevel gear 26 is meshed with the first bevel gear 23, the other end of the third rotating shaft 25 is fixedly provided with a first chain wheel 27, the end part of an output shaft of the motor 12 is fixedly provided with a second chain wheel 28, the second chain wheel 28 and the first chain wheel 27 are transmitted through a first chain 29, a tube body 30 is arranged at the top end of the centrifugal throwing disc 16, the lower end of the tube body 30 is communicated with a second funnel 31, the lower end of the second funnel 31 extends into the centrifugal throwing disc 16 and is positioned right above the centrifugal throwing disc 16, a rectangular opening 32 is arranged on one side of the pipe body 30, two supporting blocks 33 which are vertically and alternately distributed are fixedly arranged on the outer side of the pipe body 30, the two supporting blocks 33 are respectively positioned at the upper end and the lower end of the rectangular opening 32, sliding grooves 35 are respectively arranged on the two sides in the pipe body 30, a sealing plug 34 is arranged in the pipe body 30, the sealing plug 34 is positioned under the blanking pipe 14, the sealing plug 34 can seal the blanking pipe 14, sliding strips 36 are fixedly arranged on the two sides of the sealing plug 34, the sliding strips 36 are respectively arranged in the sliding grooves 35 in a sliding manner, a connecting strip 37 is arranged between the two supporting blocks 33, one end of the connecting strip 37 penetrates through the rectangular opening 32 and extends into the pipe body 30 to be fixedly connected with the outer side of the sealing plug 34, a reciprocating screw 38 is arranged between the two supporting blocks 33, one end of the reciprocating screw 38 penetrates through the connecting strip 37, the upper end and the lower end of the reciprocating screw 38 are respectively rotatably arranged on the inner side of the supporting block 33, the upper end of the reciprocating screw rod 38 penetrates through the supporting block 33 and is fixedly provided with a third chain wheel 39, one end of the connecting strip 37 is fixedly provided with a balance weight 40, the upper end of the second rotating shaft 21 is fixedly provided with a fourth chain wheel 41, the fourth chain wheel 41 and the third chain wheel 39 are driven by a second chain 42, one side of the mounting seat 11 is fixedly provided with a timing assembly 49, and the timing assembly 49 is used for controlling the timing start and stop of the motor 12.

The bottom of two supporting legs 5 is all fixed mounting has jar seat 43, and jar seat 43 bottom is all fixed mounting has hydraulic stem 44, and the output of hydraulic stem 44 is all fixed mounting has montant 45.

Because in rainy and snowy weather, the upper end of the outer side of the storage box 1 is sleeved with the circular ring 46, the circular ring 46 is fixedly connected with the storage box 1, a plurality of supporting ejector rods 47 are fixedly arranged at the top of the circular ring 46, the waterproof cover 48 is sleeved outside the circular ring 46 from top to bottom and is supported by the plurality of supporting ejector rods 47, the lower end of the waterproof cover 48 extends to the vertical rod 45, and the waterproof cover 48 is sleeved outside the storage box 1 and the centrifugal throwing disc 16 by arranging the waterproof cover 48, so that when the device does not work, the waterproof sun-proof effect on baits and the device can be achieved.

The centrifugal impeller 16 is provided with a plurality of second pipelines 50 on the outer side, the second pipelines 50 are correspondingly communicated with the discharge hole 17, the centrifugal impeller further comprises a plurality of annular blocks 51, the number of the annular blocks 51 is equal to that of the second pipelines 50, and the annular blocks 51 can be connected in the second pipelines 50 in a threaded mode.

The filter plate 6 is connected with the stock box 1 through screws, the filter plate 6 can be disassembled and washed, the filter plate 6 is cleaned, the lower ends of the support legs 5 are provided with anti-corrosion coatings, the support legs 5 are always contacted with water, and the anti-corrosion coatings are arranged to improve the rust resistance.

Working principle: the lower end of the vertical rod 45 is arranged on a bridge of the culture pond or buried at the bottom of the culture pond, the starting time of the motor 12 is preset through the timing component 49, the starting time of the motor 12 is the feeding time of each day, the baits in the stock bin 1 fall into the conveying pipe 7 through the first hopper 2 and the first pipeline 4, the motor 12 is started to drive the second gear 13 to rotate, the second gear 13 is in a speed reduction transmission mode to the first gear 10, the first rotating shaft 9 and the conveying screw 8 are integrally arranged, the conveying screw 8 rotates and conveys the baits falling into the conveying pipe 7 to the upper port of the baits discharging pipe 14, the baits fall out from the discharging pipe 14 and fall into the centrifugal throwing disc 16 through the pipe body 30 and the second hopper 3, meanwhile, the motor 12 works and drives the second sprocket 28 to rotate, the second sprocket 28 drives the first sprocket 27 to rotate through the first chain 29, the first sprocket 27, the third rotating shaft 25 and the second bevel gear 26 are integrally arranged, the second bevel gear 26 rotates and drives the first bevel gear 23 to rotate, the first bevel gear 23, the second rotating shaft 21, the third gear 22 and the fourth sprocket 41 are integrally arranged, the third gear 22 rotates and drives the gear ring 20 to rotate, the gear ring 20 and the centrifugal throwing disc 16 are integrally arranged, the centrifugal throwing disc 16 rotates and drives the baits in the centrifugal throwing disc 16 to do centrifugal motion, the baits are divided into a plurality of parts by the impeller blades 18 and centrifugally moved to the discharge hole 17 by the diversion trench 19, the baits are thrown out by the second pipeline 50, the thrown baits do parabolic motion to the water surface of the culture pond, meanwhile, the fourth sprocket 41 rotates and drives the third sprocket 39 to rotate by the second chain 42, the third sprocket 39 and the reciprocating screw 38 are integrally arranged, the reciprocating screw 38 rotates and cooperates with the chute 35 and the slide bar 36, the sealing plug 34 reciprocates up and down along the direction of the chute 35, and it is noted that in the initial state, the sealing plug 34 is located in the blanking tube 14, at this time, the blanking tube 14 cannot be fed, after the motor 12 is started, the sealing plug 34 moves downward, the sealing plug 34 leaves the blanking tube 14 and the blanking tube 14 is blanked, when the sealing plug 34 moves to the lowest end and then moves to the initial position, namely, a round trip period, the timing assembly 49 controls the motor 12 to stop rotating, at this time, the sealing plug 34 seals the blanking tube 14, and in the round trip period of the sealing plug 34, the bait thrown by the centrifugal throwing disc 16 is quantitative, so that quantitative feeding is realized, and at the same time, a plurality of round trip periods of the sealing plug 34 can be selected according to the growth condition and the cultivation density of fishes in the fish pond, so that the single feeding amount is increased.

When the feeding amount needs to be reduced, the annular blocks 51 are respectively arranged in the second pipeline 50, so that the discharging caliber of the second pipeline 50 is reduced; when the throwing area needs to be increased or decreased, the height of the centrifugal throwing disc 16 can be adjusted by starting the hydraulic rod 44, and the higher the position of the centrifugal throwing disc 16 is, the larger the throwing area is.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The automatic feeding device for aquaculture comprises a storage box (1), and is characterized in that one side of the top of the storage box (1) is hinged with a box cover (3), a sealing ring is sleeved outside the box cover (3), a filter plate (6) is fixedly arranged at the upper end in the storage box (1), a first funnel (2) is communicated with the bottom of the storage box (1), a first pipeline (4) is communicated with the bottom of the first funnel (2), two supporting legs (5) are further included, and the two supporting legs (5) are fixedly arranged at two sides of the bottom of the first funnel (2) respectively;

the utility model discloses a feeding device, including conveyer pipe (7), conveyer pipe (7) and conveyer box (1) bottom are equipped with ration feeding mechanism, ration feeding mechanism includes conveyer pipe (7), conveyer pipe (7) both ends all seal arrangement, first pipeline (4) lower extreme intercommunication is in conveyer pipe (7) top one side, be equipped with conveying screw (8) in conveyer pipe (7), conveying screw (8) one end rotatable setting is on the inner wall of conveyer pipe (7), one side is equipped with first pivot (9) outside conveyer pipe (7), first pivot (9) run through conveyer pipe (7) and with conveying screw (8) fixed connection, first pivot (9) one end fixed mounting has first gear (10), first pipeline (4) one side fixed mounting has mount pad (11), fixed mounting has motor (12) on mount pad (11), fixed mounting has second gear (13) on the output shaft of motor (12), second gear (13) and first gear (10) meshing, first gear (10) of second gear (13) are less than first gear (7) one side of T-shaped support plate (15) are run through respectively, two support leg (15) are connected to one side respectively, the T-shaped supporting plate (15) is fixedly connected with the supporting legs (5), a centrifugal throwing disc (16) is arranged at the top end of the T-shaped supporting plate (15), the centrifugal throwing disc (16) penetrates through the T-shaped supporting plate (15) and is rotatably arranged on the T-shaped supporting plate (15), a plurality of discharging holes (17) are formed in the centrifugal throwing disc (16), the plurality of discharging holes (17) are distributed on the centrifugal throwing disc (16) in a circumferential array mode, a plurality of impeller blades (18) are fixedly arranged in the centrifugal throwing disc (16), the plurality of impeller blades (18) are distributed in a circumferential array mode, a plurality of guide grooves (19) are formed between the plurality of impeller blades (18), the guide grooves (19) are equal to the discharging holes (17) in number and are arranged in a matched mode, a gear ring (20) is sleeved on the outer side of the centrifugal throwing disc (16), a second rotating shaft (21) is rotatably arranged at the top of the T-shaped supporting plate (15), a third gear (22) is fixedly arranged at the lower end of the second rotating shaft (21), a third gear (22) is fixedly arranged on the third gear (22) and meshed with the second bevel gear (24) respectively arranged on the two supporting legs (24) respectively, a third rotating shaft (25) is rotatably arranged on one side of the supporting plate (24), the third rotating shaft (25) penetrates through the supporting plate (24), a second bevel gear (26) is fixedly arranged at one end of the third rotating shaft (25), the second bevel gear (26) is meshed with the first bevel gear (23), a first chain wheel (27) is fixedly arranged at the other end of the third rotating shaft (25), a second chain wheel (28) is fixedly arranged at the end part of an output shaft of the motor (12), the second chain wheel (28) and the first chain wheel (27) are in transmission through a first chain (29), a pipe body (30) is arranged at the top end of the centrifugal throwing disc (16), a second funnel (31) is communicated with the lower end of the pipe body (30), the lower end of the second funnel (31) extends into the centrifugal throwing disc (16) and is positioned right above the centrifugal throwing disc (16), rectangular openings (32) are formed in one side of the pipe body (30), two supporting blocks (33) which are distributed at intervals are fixedly arranged on the outer side of the pipe body (30), two supporting blocks (33) are positioned below the rectangular opening blocks, two sealing plugs (34) are respectively positioned in the two sides of the pipe body (30) and are positioned in the two sides of the centrifugal throwing disc (16), and sealing plug (34) sealable unloading pipe (14), sealing plug (34) both sides equal fixed mounting have draw runner (36), draw runner (36) are sliding respectively to be set up in spout (35), two be equipped with connecting strip (37) between supporting shoe (33), connecting strip (37) one end runs through rectangle mouth (32) and extends to in body (30) with sealing plug (34) outside fixed connection, two be equipped with reciprocating screw (38) between supporting shoe (33), reciprocating screw (38) one end runs through connecting strip (37), reciprocating screw (38) upper and lower both ends rotatable setting is in supporting shoe (33) inboard respectively, reciprocating screw (38) upper end runs through supporting shoe (33) and fixed mounting have third sprocket (39), connecting strip (37) one end fixed mounting has balancing piece (40), the upper end fixed mounting of second pivot (21) has fourth sprocket (41), through second transmission (42) between fourth sprocket (41) and third sprocket (39), install timing subassembly (49) one side fixed mounting timing subassembly (12) and timing subassembly (49).

2. An automatic feeding device for aquaculture according to claim 1, characterized in that the bottom ends of two supporting legs (5) are fixedly provided with cylinder bases (43), the bottom parts of the cylinder bases (43) are fixedly provided with hydraulic rods (44), and the output ends of the hydraulic rods (44) are fixedly provided with vertical rods (45).

3. An automatic feeding device for aquaculture according to claim 1, characterized in that a plurality of second pipelines (50) are arranged outside the centrifugal throwing disc (16), the second pipelines (50) are correspondingly communicated with the discharge port (17) respectively, the automatic feeding device further comprises a plurality of circular ring blocks (51), the number of the circular ring blocks (51) is equal to that of the second pipelines (50), and the circular ring blocks (51) can be connected in the second pipelines (50) in a threaded manner.

4. An automatic feeding device for aquaculture according to claim 1, characterized in that the filter plate (6) is connected with the storage tank (1) by screws, and the lower ends of the support legs (5) are provided with anti-corrosion coatings.