WO2021016950A1

WO2021016950A1 - Feeding device and method for personalized aquaculture

Info

Publication number: WO2021016950A1
Application number: PCT/CN2019/098720
Authority: WO
Inventors: 刘浩源; 郑玉军; 孙立晶; 田丙奇
Original assignee: 唐山哈船科技有限公司; 唐山圣因海洋科技有限公司
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2021-02-04

Abstract

Disclosed are a feeding device and method for personalized aquaculture. A feeding machine is arranged on a lake surface by means of a support (1), a lower end of the feeding machine is immersed in water, and the feeding machine comprises a central feeding cylinder (2), a photographing device (4), a conveying device, an ultrasonic device (6), a data processing device, a storage device and a weight sensor (15).

Description

Feeding device and method for personalized aquaculture

Technical field

The invention relates to the technical field of aquaculture, in particular to a feeding device and method for personalized aquaculture.

Background technique

At present, fish farming in the lake often uses automatic feeders to feed the fish schools. There may be many types of fish in the lake. The feed of different fish schools is different. Each species of fish needs to be fed at different stages. The amount of feed is also different, and the amount of feed each time cannot be controlled, so how to individualize feeding is currently a difficult problem to be solved.

Summary of the invention

The purpose of the present invention is to provide a personalized aquaculture feeding device and method, which automatically matches the corresponding fish feed type according to the type of fish school, the size of the fish school, and the number of the fish school, and automatically estimates the required feeding It can realize the automatic feeding of the fish feed, which can realize the personalized feeding of the fish.

In order to achieve the above objective, the present invention provides the following technical solutions: a personalized aquaculture feeding device, the device includes a feeding machine, the feeding machine is set on the lake through a bracket, the lower end of the feeding machine is submerged in the water, and the feeding machine The machine includes a central feeding barrel, the outer side wall of the central feeding barrel is rotatably connected with the bracket, and a blowing machine is arranged in the central feeding barrel for blowing fish to the lake surface;

Preferably, the central feeding barrel is provided with an inverted cone-shaped central feeding cavity, the bottom of the central feeding cavity is in communication with the blowing cavity, the blowing cavity is opened obliquely, and the bottom end of the blowing cavity is connected to The air outlet end of the blowing machine is connected, and the upper end of the blowing cavity is connected with the blowing hopper. The blowing machine can blow the fish material to the lake surface. The opening of the blowing hopper is designed to be tapered to make the fish material spray more evenly To cover a larger area;

Further, the air outlet end of the blowing machine is provided with a wire mesh, the aperture of the wire mesh is smaller than the diameter of the fish material particles, and the wire net can prevent the fish material from blocking the air outlet of the blowing machine.

Preferably, a bearing is sleeved and fixed in the middle of the central feeding barrel, the outer wall of the bearing is fixed on the bracket, and a ring gear ring is provided on the side wall of the central feeding barrel below the bearing. A drive gear meshed with the drive gear is provided, the drive gear is sleeved and fixed on the steering motor, and the steering motor is fixed on the bracket.

Including a camera device, fixed at the bottom of the central feeding barrel, used to shoot fish;

Preferably, a transparent glass cover is fixed at the lower end of the central feeding barrel, the camera device is arranged in the glass cover, and the camera equipment is driven to rotate by a rotating device for adjusting the shooting direction of the camera device. The camera device and The rotating device is electrically connected to the data processing device;

Further, the rotation device can be driven by a driving motor to rotate, and the rotation device can enable the camera device to capture a 360-degree view in the lake.

Including multiple storage boxes, fixed on the circumference of the central feeding barrel, used to store different kinds of fish materials;

Preferably, the inside of the storage box is provided with a storage cavity, the upper end side wall of the storage box is provided with a feeding pipe, the feeding pipe is in communication with the storage cavity, and the discharge end of the feeding pipe is inclined Downward and towards the central feeding cavity of the central feeding barrel.

Further, a cover is provided at the upper end of the storage box to prevent the fish material from being wetted by water.

Including a feeding device, which is arranged inside the storage box, and is used to feed the fish material in the storage box into the central feeding barrel;

Preferably, the feeding device includes a push plate and an air cylinder that drives the push plate to move up and down, the push plate is slidably connected to the inner side wall of the storage chamber, the push plate is inclined, and the lower end of the push plate is located at the bottom of the feeding pipe. One side is convenient for the fish material to slide down from the push plate to the feeding tube;

Preferably, a weight sensor is provided between the output end of the cylinder and the push plate for detecting the remaining amount of fish material in the storage cavity.

Including an ultrasonic device, which is used to sense whether there is a school of fish passing by in the area where the equipment is located, and to locate the position of the fish school. The ultrasonic device determines whether there is a school of fish in the current area. Start working and save more power;

Preferably, the ultrasonic device includes at least one ultrasonic transmitting device and one ultrasonic receiving device, the ultrasonic transmitting device is used for transmitting ultrasonic waves, and the ultrasonic receiving device is used for receiving the ultrasonic waves reflected by the fish.

Including data processing devices for data integration, analysis and processing;

Including a storage device for recording the pictures of each species of fish in the lake, the types of feed fed, and the amount of fish fed at each stage.

A method for feeding materials using a feeding device for personalized aquaculture, the method comprising the steps:

S1: Use the ultrasonic device to sense whether there are fish passing by around the feeding device;

S2: When a school of fish is sensed in S1, the camera device starts to work to photograph the school of fish;

S3: The data processing device performs image recognition on the fish school taken in S2, determines the type, size, and quantity of the fish school, thereby determining the type and quantity of feeding;

S4: According to the type of fish feed determined by S3, determine the storage box containing this type of fish feed, and push the push plate slowly upward through the cylinder in the storage box to push the fish feed upward. When the height of the fish feed exceeds the height of the feeding end of the feeding tube, the fish pellets can slide down from the feeding tube into the central feeding cavity, and slide down the inner wall of the central feeding cavity into the blowing cavity;

S5: While S4 is feeding, the blowing machine blows the fish material falling into the blowing cavity to the lake;

S6: The weight difference of the fish feed monitored by the gravity sensor is used to determine whether the amount of fish feed has been reached. When the fish feed reaches the weight of the fish feed determined in S3, Stop putting fish feed;

S7: The same fish school only feeds once within 24 hours.

Compared with the prior art, the beneficial effects of the present invention are as follows:

1. The present invention can realize the personalized breeding of the fish school, according to the type of the fish school, the size of the fish school, and the number of the fish school, automatically match the type of the corresponding fish feed, and automatically estimate the amount of the fish feed needed Quantity, and realize automatic feeding, greatly improving the convenience of aquaculture;

2. The present invention uses the ultrasonic device to determine whether there are fish passing by in the current area. If there is no fish passing by, the camera device sleeps, and the camera device starts working when there is a fish passing by, which can save more power;

Description of the drawings

Figure 1 is a schematic diagram of the structure of the present invention;

In the picture: 1-bracket, 2-central feeding barrel, 3-blowing machine, 4-camera device, 5-storage box, 6-ultrasonic device, 7-central feeding cavity, 8-blowing cavity, 9-wire mesh , 10-transparent glass cover, 11- storage chamber, 12- feeding tube, 13- push plate, 14- cylinder, 15- weight sensor, 16- box cover, 17- blowing hopper, 18- steering motor, 19- drive Gear, 20-tooth ring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

Please refer to Figure 1, the present invention provides a technical solution: a personalized aquaculture feeding device, the device includes a feeding machine, the feeding machine is set on the lake through the bracket 1, the lower end of the feeding machine is submerged in the water, so The feeding machine includes a central feeding barrel 2, the outer side wall of the central feeding barrel 2 is rotatably connected with the bracket 1, and a blowing machine 3 is arranged in the central feeding barrel 2 for blowing fish material to the lake surface;

Specifically, the central feeding barrel 2 is provided with an inverted cone-shaped central feeding cavity 7, the bottom of the central feeding cavity 7 is in communication with the blowing cavity 8, and the blowing cavity 8 is opened obliquely. The bottom end of the material cavity 8 communicates with the air outlet end of the blowing machine 3, and the upper end of the blowing cavity 8 communicates with the blowing hopper 17, and the fish feed can be blown to the lake surface through the blowing machine 3. The opening of the blowing hopper 17 is designed Conical shape, which can make the fish material spray more uniformly and cover a larger area. The air outlet end of the blowing machine 3 is provided with a barbed wire 9 whose aperture is smaller than the diameter of the fish pellets. The barbed wire 9 can Prevent the fish material from blocking the air outlet of the blower 3;

Specifically, a bearing is sleeved and fixed in the middle of the central feeding barrel 2, and the outer wall of the bearing is fixed on the bracket 1. A ring gear ring 20 is provided on the side wall of the central feeding barrel 2 below the bearing. One side of the gear ring 20 is provided with a drive gear 19 meshing with it. The drive gear 19 is sleeved and fixed on the steering motor 18, and the steering motor 18 is fixed on the bracket 1.

Including a camera device 4, which is fixed at the bottom end of the central feeding barrel 2 for shooting fish;

Specifically, the lower end of the central feeding barrel 2 is fixed with a transparent glass cover 10, the camera device 4 is arranged in the glass cover 10, and the camera equipment is driven to rotate by a rotating device for adjusting the shooting direction of the camera device 4 The camera device 4 and the rotating device are electrically connected to the data processing device, and the rotating device can be driven by a driving motor to rotate. The rotating device can enable the camera device 4 to capture a 360-degree view of the lake.

It includes a plurality of storage boxes 5, which are fixed on the circumference of the central feeding barrel 2 to store different kinds of fish materials;

Specifically, the inside of the storage box 5 is provided with a storage cavity 11, and the upper end side wall of the storage box 5 is provided with a feeding pipe 12, and the feeding pipe 12 is in communication with the storage cavity 11. The discharge end of the feeding pipe 12 is inclined downward and toward the central feeding cavity 7 of the central feeding barrel 2, and the upper end of the storage box 5 is provided with a cover 16 to prevent the fish from being wetted by water.

Including a feeding device, which is arranged inside the storage box 5, and is used to feed the fish material in the storage box 5 into the central feeding barrel 2;

Specifically, the feeding device includes a push plate 13 and an air cylinder 14 that drives the push plate 13 to move up and down. The push plate 13 is slidably connected to the inner side wall of the storage chamber 11, and the push plate 13 is arranged in an inclined manner. The lower end of the plate 13 is located on one side of the feeding pipe 12, which is convenient for the fish material to slide down from the push plate 13 to the feeding pipe 12. A weight sensor 15 is provided between the output end of the cylinder 14 and the push plate 13 for detecting the storage cavity The remaining amount of fish in 11.

Including an ultrasonic device 6 for sensing whether there is a school of fish passing by in the area where the equipment is located, and positioning the position of the fish school. The ultrasonic device 6 determines whether there is a school of fish passing by in the current area. If not, the camera 4 is dormant and there is a school of fish passing by When the camera device 4 starts to work, it can save more power;

Specifically, the ultrasonic device 6 includes at least one ultrasonic transmitting device and one ultrasonic receiving device. The ultrasonic transmitting device is used for transmitting ultrasonic waves, and the ultrasonic receiving device is used for receiving the ultrasonic waves reflected by the fish.

S1: The ultrasonic device 6 is used to sense whether there are fish passing by the feeding device, and the ultrasonic device 6 determines whether there is a fish passing by in the current area. If there is no fish passing by, the camera 4 sleeps, and the camera 4 starts to work when a fish passes, which can save more energy Electricity;

There are multiple ultrasonic transmitters, and they are evenly distributed on the outer side wall of the central feeding barrel 2. They emit ultrasonic waves to the surroundings at the same time when they are working. When a school of fish passes nearby, the ultrasonic waves are reflected by the fish. After ultrasound, judge the direction and distance of the fish school according to the direction and time of the reflected ultrasound;

S2: When a school of fish is sensed in S1, the camera device 4 starts to work to photograph the school of fish;

According to the ultrasonic reflected signal received in S1, the data processing device analyzes and processes the signal and determines the direction and distance of the fish. At the same time, the camera 4 starts to work, and the camera 4 turns under the driving of the rotating device. Shoot in the direction of the school of fish;

The analysis and processing of the image includes:

A: Compare the images with the pictures saved in the storage device to determine the species of the fish school, and select the feed species corresponding to the fish school;

B: Estimate the average size of the fish in the school according to the individual size of the fish in the image, and judge the overall stage of the fish in the school through the estimated average size of the fish. The overall stage is divided into the seedling stage, the growth stage, and the mature stage;

C: Estimate the number of fish in the school based on the density of the fish in the image, the estimated average size of the fish, and the size of the school of fish, and calculate the total number of fish based on the estimated number of fish and the amount of fish in each stage. The total amount of feed required;

S4: According to the type of fish feed determined by S3, determine the storage box 5 containing the fish feed, and push the push plate 13 to move slowly upward through the cylinder 14 in the storage box 5 to move the fish When the height of the fish material exceeds the height of the feeding end of the feeding tube 12, the fish material particles can slide from the feeding tube 12 into the central feeding cavity 7, and slide down the inner wall of the central feeding cavity 7 to the blowing cavity 8. in;

Each storage bin 5 can be numbered, and each number corresponds to a kind of fish material, so that the data processing device can determine the corresponding fish material type according to the number;

S5: While feeding in S4, the blowing machine 3 blows the fish material falling into the blowing cavity 8 towards the lake;

The steering motor 18 can drive the central feeding barrel 2 to rotate through the cooperation of the drive gear 19 and the gear ring 20, and turn the opening of the blowing hopper 17 toward the direction of turning the fish school;

The wind of the blower 3 can be adjusted according to the distance of the fish. When the fish is far away, the blower 3 uses strong wind to blow the fish farther, and when the fish is closer, the blower 3 3 Use a weaker wind to blow out the fish material. The blower 3 should be able to blow the fish material to the area where the fish school is located;

S6: The weight difference of the fish feed monitored by the gravity sensor 15 is used to determine whether the required amount of fish feed is reached. When the fed fish feed reaches the weight of the fish feed determined in S3 , Stop putting fish feed;

The weight monitored by the weight sensor 15 is the total weight of the push plate 13 and the fish material. When the fish material in the storage tank 5 is reduced, the total weight will be reduced accordingly, and the part of the total weight reduction is the weight of the fish material put in ；

S7: The same fish school is fed only once within 24 hours. It can be judged whether it is the same fish school by the type, size, and quantity of the fish school. After each feeding, the type and Data such as size and quantity are stored in the storage device. When the school of fish passes the feeding device multiple times within 24 hours, it is convenient for the data processing device to determine whether the school of fish has been fed.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. And variations, the scope of the present invention is defined by the appended claims and their equivalents.

Claims

A feeding device for personalized aquaculture, the device comprising a feeding machine, the feeding machine is arranged on the lake surface through a bracket (1), and the lower end of the feeding machine is submerged in the water, characterized in that: the feeding machine includes a central feeding barrel (2) The outer side wall of the central feeding barrel (2) is rotatably connected with the bracket (1), and a blowing machine (3) is provided in the central feeding barrel (2) for blowing fish feed to the lake surface ；

Including a camera device (4), fixed at the bottom end of the central feeding barrel (2), used for shooting fish;

Including multiple storage boxes (5), fixed on the circumference of the central feeding barrel (2), used to store different kinds of fish materials;

It includes a feeding device, which is arranged inside the storage box (5), and is used to feed the fish feed in the storage box (5) into the central feeding barrel (2);

Including an ultrasonic device (6), used to sense whether there is a school of fish passing in the area where the equipment is located, and to locate the position and direction of the school of fish;

Including data processing devices for data integration, analysis and processing;

Including a storage device for recording the pictures of each species of fish in the lake, the types of feed fed, and the amount of fish fed at each stage.

A weight sensor (15) is included for detecting the remaining amount of fish material in the storage cavity (11).
A personalized aquaculture feeding device according to claim 1, characterized in that: the central feeding barrel (2) is provided with an inverted cone-shaped central feeding cavity (7), and the central feeding cavity (7) ) Is in communication with the blowing cavity (8), the blowing cavity (8) is opened obliquely, and the bottom end of the blowing cavity (8) is in communication with the air outlet end of the blowing machine (3). The upper end of the blowing cavity (8) is communicated with the blowing hopper (17).
A personalized aquaculture feeding device according to claim 1, characterized in that: the air outlet end of the blowing machine (3) is provided with a wire mesh (9), and the diameter of the wire mesh (9) is smaller than that of fish. The diameter of the material particles.
The feeding device for personalized aquaculture according to claim 1, characterized in that: a transparent glass cover (10) is fixed at the lower end of the central feeding barrel (2), and the camera device (4) is arranged on the glass In the cover (10), the camera equipment is driven to rotate by a rotating device for adjusting the shooting direction of the camera device (4), and the camera device (4) and the rotating device are electrically connected with the data processing device.
A personalized aquaculture feeding device according to claim 1, characterized in that: the storage box (5) is provided with a storage cavity (11) inside, and the upper end of the storage box (5) A feeding tube (12) is provided on the side wall, the feeding tube (12) is in communication with the storage cavity (11), and the discharge end of the feeding tube (12) is inclined downward and toward the center of the central feeding barrel (2) Central feeding cavity (7).
The feeding device for personalized aquaculture according to claim 1, characterized in that: the feeding device comprises a push plate (13) and an air cylinder (14) that drives the push plate (13) to move up and down, and the push plate (13) It is slidably connected to the inner side wall of the storage chamber (11), the push plate (13) is arranged obliquely, and the lower end of the push plate (13) is located on one side of the feeding pipe (12).
A personalized aquaculture feeding device according to claim 6, characterized in that: a weight sensor (15) is provided between the output end of the cylinder (14) and the push plate (13) for detecting storage The remaining amount of fish feed in the feed cavity (11).
The feeding device for personalized aquaculture according to claim 1, characterized in that: the middle part of the central feeding barrel (2) is sleeved and fixed with a bearing, and the outer wall of the bearing is fixed on the bracket (1), A ring gear ring (20) is provided on the side wall of the central feeding barrel (2) below the bearing. One side of the gear ring (20) is provided with a drive gear (19) engaged with it. The drive gear (19) ) Is sleeved and fixed on the steering motor (18), and the steering motor (18) is fixed on the bracket (1).
A method for feeding using the personalized aquaculture feeding device according to any one of claims 1-8, the method comprising the steps:

S1: Use the ultrasonic device (6) to sense whether there are fish passing by around the feeding device;

S2: When a school of fish is sensed in S1, the camera device (4) starts to work to photograph the school of fish;

S3: The data processing device performs image recognition on the fish school taken in S2, determines the type, size, and quantity of the fish school, thereby determining the type and quantity of feeding;

S4: According to the type of fish feed determined in S3, determine the storage box (5) containing the fish feed of this type, and push the push plate (14) through the cylinder (14) in the storage box (5) 13) Slowly move upwards to push the fish feed upwards. When the height of the fish feed exceeds the height of the feeding end of the feeding pipe (12), the fish pellets can slide from the feeding pipe (12) to the central feeding cavity (7), And slide down the inner wall of the central feeding cavity (7) into the blowing cavity (8);

S5: While feeding in S4, the blowing machine (3) blows the fish material falling into the blowing cavity (8) to the lake;

S6: The weight difference of the fish feed monitored by the gravity sensor (15) is used to determine whether the amount of fish feed that needs to be put is reached. When the fish feed reaches the amount of fish feed that needs to be put determined in S3 When weight, stop feeding fish feed;

S7: The same fish school only feeds once within 24 hours.