# US 11,997,993 B2 · Smart agricultural automatic feeding device

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- Number: US 11,997,993 B2
- Document ID: US11997993B2
- Status: Granted
- Kind: B2
- Application number: 18/321,406
- Filed: 2023-05-22
- Published: 2023-11-30
- Granted: 2024-06-04
- Earliest claimed: 2022-05-26
- Assignees: Guangdong Aib Polytechnic College
- Applicants: Guangdong AIB Polytechnic College
- Inventors: Xinyao Zou; Zhi Yang; Jiabao Qiu; Weihao Chen
- Web page: https://patentgrep.com/patent/US11997993B2

## CPC

- A01K 61/80: Feeding devices
- A01K 61/85: for use with aquaria
- Y02A 40/81: Aquaculture, e.g. of fish
- A01K: ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE

## Abstract

A smart agricultural automatic feeding device includes a feeding box, a weighing part is disposed in the feeding box and connected with a top of the feeding box; a separating part is disposed below the weighing part and rotatably connected to an inner wall of the feeding box, a feed end of the separating part is connected with a discharge end of weighing part; a delivery part is disposed below the separating part and includes delivery tubes arranged in parallel, the delivery tubes are fixed to the inner wall of the feeding box, feed ends of the delivery tubes are connected to the discharge end of the separating part and configured to be arranged correspondingly to a fish pond; an air supply part is disposed outside the feeding box and connected to the delivery tubes through a pressurized part, the pressurized part is in transmission connection with the separating part.

## Claims

### Claim 1

An automatic feeding device, comprising:
a feeding box (1);
a weighing part, disposed in the feeding box (1) and connected to a top of the feeding box (1);
a separating part, disposed below the weighing part, wherein a feed end of the separating part is connected to a discharge end of the weighing part and the separating part is rotatably connected to an inner wall of the feeding box (1);
a delivery part, disposed below the separating part, wherein the delivery part comprises a plurality of delivery tubes (2) arranged in parallel, the plurality of delivery tubes (2) are fixed to the inner wall of the feeding box (1), feed ends of the plurality of delivery tubes (2) are respectively connected to discharge ends of the separating part, and discharge ends of the plurality of delivery tubes (2) are configured to be arranged correspondingly to a fish pond; and
an air supply part, disposed outside the feeding box (1); wherein the air supply part is connected to the plurality of delivery tubes (2) through a pressurized part, and the pressurized part is connected with the separating part;
wherein the separating part comprises:
a drive motor (10), fixedly connected to an outer wall of the feeding box (1);
a separating tube (11), rotatably connected to the feeding box (1);
a connecting rod (12), fixedly connected to an output end of the drive motor (10); and an end of the connecting rod (12) being fixedly connected to the separating tube (11); and
a plurality of separating rings (13), fixedly connected to an outer wall of the separating tube (11); wherein each of the plurality of separating rings (13) is provided with a separating hole (14), a feed end of the separating hole (14) is connected to the separating tube (11), and a discharge end of the separating hole (14) is connected to the delivery part;
wherein the air supply part comprises:
an air supply pump (21), disposed at an outside of the feeding box (1); and
an air collection box (22), fixedly connected to the inner wall of the feeding box (1); wherein an air inlet end of the air collection box (22) is connected with the air supply pump (21), air outlet ends of the air collection box (22) are respectively connected with the plurality of delivery tubes (2); and the pressurized part is disposed at air inlet ends of the plurality of delivery tubes (2), and the pressurized part is configured to block the plurality of delivery tubes (2);
wherein the pressurized part comprises:
a blocking plate (23), disposed in the air collection box (22), wherein the blocking plate (23) has a wedge-shaped structure;
a drive rod (24), fixedly connected to a top of the blocking plate (23); wherein an end of the drive rod (24) extends out of a top of the air collection box (22);
a push plate (25), fixedly connected to the end of the drive rod (24);
a compression spring (26), sleeved on the drive rod (24); wherein two ends of the compression spring (26) are respectively fixedly connected to a bottom of the push plate (25) and the top of the air collection box (22);
connecting rods;
a top plate (27), fixedly connected to a top of the push plate (25) through the connecting rods; and
a cam (28), fixedly connected to the connecting rod (12), wherein the cam (28) is in sliding contact with a bottom of the top plate (27).

### Claim 2 (depends on 1)

The automatic feeding device according to claim 1, wherein the weighing part comprises:
a storage box (3), fixed to an inner wall of the top of the feeding box (1); wherein the storage box (3) is connected to an outside of the feeding box (1) through a feeding port (4), and two walls of the storage box (3) are respectively provided with discharge ports (6);
a weighing scale (5), disposed in the storage box (3);
two movable cylinders (7), fixedly connected to the top of the feeding box (1), wherein the movable cylinders (7) are electrically connected to the weighing scale (5);
pull rods (8), fixedly connected to movable ends of the movable cylinders (7), respectively; and
baffles (9), fixedly connected to ends of the pull rods (8), respectively; wherein the baffles (9) are disposed correspondingly to the discharge ports (6).

### Claim 3 (depends on 2)

The automatic feeding device according to claim 2, wherein the separating part further comprises:
funnels (15), disposed between the storage box (3) and the separating tube (11);
support rods (16); wherein the funnels (15) are fixed to the inner wall of the feeding box (1) through the support rods (16), and feed ends of the funnels (15) are disposed correspondingly to the discharge ports (6);
sealing caps (17), detachably connected to the separating tube (11); wherein discharge ends of the funnels (15) are connected to the separating tube (11) through the sealing caps (17).

### Claim 4 (depends on 1)

The automatic feeding device according to claim 1, wherein the delivery part further comprises: a plurality of fixed rods (18) and a plurality of connecting tubes (19); the plurality of delivery tubes (2) are fixed to the inner wall of the feeding box (1) through the plurality of fixed rods (18), the plurality of separating rings (13) are disposed correspondingly to the plurality of delivery tubes (2), the separating holes (14) of the plurality of separating rings (13) are respectively connected with the plurality of delivery tubes (2) through the plurality of connecting tubes (19), and the plurality of delivery tubes (2) are rotatably connected with the plurality of separating rings (13).

### Claim 5 (depends on 4)

The automatic feeding device according to claim 4, wherein the delivery part further comprises: a plurality of spray tubes (20) connected with discharge ends of the plurality of delivery tubes (2), discharge ends of the plurality of spray tubes (20) pass through the feeding box (1) and extend out of the feeding box (1), and the plurality of spray tubes (20) are aslant disposed.

### Claim 6 (depends on 1)

The automatic feeding device according to claim 1, wherein the separating tube (11) is provided with a plurality of grooves (29), and the plurality of grooves (29) are connected with the separating holes (14) of the plurality of separating rings (13).