CN113994911B - Automatic feeder and control method thereof - Google Patents
Automatic feeder and control method thereof Download PDFInfo
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- CN113994911B CN113994911B CN202111274402.7A CN202111274402A CN113994911B CN 113994911 B CN113994911 B CN 113994911B CN 202111274402 A CN202111274402 A CN 202111274402A CN 113994911 B CN113994911 B CN 113994911B
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- 238000000034 method Methods 0.000 title claims description 10
- 238000007599 discharging Methods 0.000 claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000007667 floating Methods 0.000 claims abstract description 13
- 241000251468 Actinopterygii Species 0.000 claims abstract description 11
- 239000000523 sample Substances 0.000 claims description 9
- 238000012840 feeding operation Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 241000976416 Isatis tinctoria subsp. canescens Species 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000003467 diminishing effect Effects 0.000 claims description 2
- 238000009360 aquaculture Methods 0.000 abstract description 4
- 244000144974 aquaculture Species 0.000 abstract description 4
- 239000000725 suspension Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000009313 farming Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000009372 pisciculture Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention discloses an automatic feeder, which comprises a support frame; the feed barrel is connected with one end of the support frame and is used for containing feed; the discharging mechanism is rotatably arranged at the bottom of the feed bucket and is communicated with the feed bucket, so that feed can be sprinkled; the solar panel is rotatably arranged above the feed barrel; the floating mechanism is connected with the other end of the support frame and can enable the feeder to float on the water surface; the control board is supported on the feed bucket and connected with the discharging mechanism, so that the discharging flow rate and the discharging duration of the discharging mechanism can be controlled; the battery is supported on the support frame, one end of the battery is connected with the solar panel, electric energy converted by solar energy can be stored, and the other end of the battery is connected with the discharging mechanism and the control panel, so that electric energy can be provided for the discharging mechanism and the control panel. The feeder floats on the water surface all the time when passing through the suspension mechanism, and the discharging flow speed and the discharging time length of the discharging mechanism are precisely controlled by the control board, so that the automatic feeding device is suitable for automatic feeding of fish food in aquaculture, and the labor cost is reduced.
Description
Technical Field
The invention relates to the technical field of automatic feeding, in particular to an automatic feeder and a control method thereof.
Background
In the process of fish farming, a certain farming scheme is required to be formulated according to the living rule and physiological characteristics of fish, and the most important in the farming scheme is to scientifically formulate a corresponding feeding scheme so as to feed the fish in a manner of time, quantity and multiple times. For large-scale farms and culture bases, the culture area is large, the feeding workload is large, and a large amount of manpower and material resources are often consumed for regular feeding, so that more and more automatic feeders are applied to fishery culture.
The feed rate of fish, except with fish life habit and health, but also with the dissolved oxygen volume of water, the temperature of water is related, this just requires automatic feeder to be able to accurately control the feed rate, but current feeder still has a problem that the mode of feed port adoption apron opens and shuts, to granule and great fodder of hardness, the problem that the feed blocking feed port often can appear, this not only can lead to the feed cylinder to seal inadequately, the rotten discharge gate that still can lead to of wetting stops up, ejection of compact trouble once more, image feeder's life.
Disclosure of Invention
The invention provides an automatic feeder which comprises a feed barrel, a discharging mechanism, a solar panel, a supporting frame, a floating mechanism and a control board, wherein the feeder is always floated on the water surface through the floating mechanism, the discharging flow rate and the discharging time length of the discharging mechanism are precisely controlled through the control board, the automatic feeder is suitable for automatic feeding of fish and food in aquaculture, the labor cost is reduced, and meanwhile, the solar panel is used for providing electric energy for all electric elements of the automatic feeder, so that the automatic feeder is energy-saving and environment-friendly.
The technical scheme of the invention is as follows:
an automatic feeder comprising:
a support frame;
the feed barrel is connected with one end of the support frame and is used for containing feed;
the discharging mechanism is rotatably arranged at the bottom of the feed bucket and is communicated with the feed bucket, so that feed can be sprinkled;
the solar panel is rotatably arranged above the feed barrel;
the floating mechanism is connected with the other end of the support frame and can enable the feeder to float on the water surface;
the control board is supported on the feed bucket and connected with the discharging mechanism, so that the discharging flow rate and the discharging duration of the discharging mechanism can be controlled;
the battery is supported on the support frame, one end of the battery is connected with the solar panel, electric energy converted by solar energy can be stored, and the other end of the battery is connected with the discharging mechanism and the control panel, so that electric energy can be provided for the discharging mechanism and the control panel.
Preferably, the feed bucket comprises:
a main body;
a perspective window arranged at the upper part of the main body;
a charging port which is arranged at the upper part of the main body and is provided with a detachable sealing cover;
an annular rail provided inside the main body;
and the discharge hole is arranged at the lower part of the main body.
Preferably, the discharging mechanism comprises:
the shell is internally provided with a discharging channel which is a conical channel axially extending downwards and radially diminishing;
one end of the rotating shaft is rotatably supported in the annular track and can rotate along the annular track;
one end of the motor is connected with the battery, and the other end of the motor is connected with the other end of the rotating shaft and can drive the rotating shaft to rotate;
the piston is sleeved on the rotating shaft, is in running fit with the rotating shaft, rotates along the rotating shaft and slides up and down along the rotating shaft.
Preferably, the shaft has external threads and the piston has internal threads that mate with the external threads.
Preferably, the piston is a conical plug extending downwards in the axial direction, the conical plug is matched with the conical channel, the lower part of the conical plug is provided with a spiral blade, when the conical plug moves to the lowest end, the spiral blade is positioned outside the conical channel, and when the conical plug moves upwards, a gap is formed between the spiral blade and the discharging channel, and the axial direction of the gap extends upwards to be smaller.
Preferably, the rotating shaft has a rotating disc at one end, and the rotating disc includes:
the two ends of the first connecting rod are arc-shaped and are respectively arranged in the annular track in a sliding manner;
the two ends of the second connecting rod are arc-shaped and are respectively arranged in the annular track in a sliding way;
a plurality of stirring bars vertically supported on the first and second links;
wherein, first connecting rod and second connecting rod set up perpendicularly.
Preferably, the support frame comprises at least two support rods, the floating mechanism comprises at least two floating barrels, one end of each support rod is connected with the feed barrel, and the other end of each support rod is connected with the floating barrel.
Preferably, the control board includes:
a waterproof box main body;
the probe is arranged at the lower part of the waterproof box main body and can identify aquatic feeds;
the operation panel is arranged on one side of the waterproof box main body, is connected with the probe and the motor, and can control the motor to rotate to throw the feed into water according to the content of the feed in water;
the safety seat is made of water-sensitive materials and can cut off the electric energy of the battery when the control panel wades into water.
A control method of an automatic feeder, using the automatic feeder, comprising:
setting feeding time and single feeding amount according to fish varieties;
the density of the feed in water is obtained before feeding;
calculating feeding quantity based on the feeding range according to the density of the feed in water and the single feeding quantity;
calculating feeding parameters according to the feeding quantity, the parameters of the discharging mechanism and the basic parameters of the feed;
controlling a motor to execute automatic feeding operation according to feeding parameters;
the feeding parameters comprise discharge flow rate and feeding duration.
Preferably, the formula of calculation of the feeding parameters is:
wherein v represents discharge flow rate, eta represents conversion coefficient, m represents rotation shaft pitch, omega represents motor average rotation speed, g represents gravity acceleration, rho represents feed density, d represents feed granularity, R represents discharge channel center radius, R represents piston center radius, alpha represents discharge channel inclination angle, beta represents piston inclination angle, t represents discharge time length, phi represents single feeding amount,the density of the feed in water is shown, and W is the feeding range.
The beneficial effects of the invention are as follows:
1. the automatic feeder provided by the invention has the advantages that the discharging flow speed and the discharging time length of the discharging mechanism are accurately controlled by the control panel, the automatic feeder is suitable for automatic feeding of fish food in aquaculture, the labor cost is reduced, and meanwhile, the solar panel is adopted to provide electric energy for all electric elements of the automatic feeder, so that the automatic feeder is energy-saving and environment-friendly.
2. The discharging mechanism designed by the invention adopts a mode of moving the piston to open and close the discharging hole, so that smooth discharging is ensured, meanwhile, after the feeding operation is finished, the piston upwards slides along the rotating shaft, and simultaneously, the feed clamped in the discharging hole is ground and falls off by the spiral blade, so that the blocking of the discharging hole is prevented, the tightness of the feed barrel is ensured, and the freshness of the feed is maintained.
3. The invention also provides a control method of the automatic feeder, which can accurately control the flow rate and the feeding time of the feed according to the set feeding time and the single feeding amount, thereby realizing the purpose of scientific feeding.
Drawings
Fig. 1 is a schematic view of an automatic feeder according to an embodiment of the present invention.
Fig. 2 is a diagram of a solar panel power supply control circuit according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a feed barrel according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view of a feed cartridge in one embodiment provided by the present invention.
Fig. 5 is a schematic structural diagram of a discharging mechanism according to an embodiment of the present invention.
Fig. 6 is a schematic diagram of a connection structure between a discharging mechanism and a feed barrel according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a control board according to an embodiment of the present invention.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terms of direction or positional relationship indicated by "inner" or the like are based on the direction or positional relationship shown in the drawings for convenience of description only, and do not indicate or imply that the apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
As shown in fig. 1, an automatic feeder includes a feed tub 100, a discharging mechanism 200, a solar panel 300, a support frame 400, a battery 500, a floating mechanism 600, and a control board 700.
Specifically, fodder bucket 100 joint support frame 400 one end for splendid attire fodder, discharge mechanism 200 rotatable setting is in fodder bucket 100 bottom, with fodder bucket 100 UNICOM, can throw the fodder, solar panel 300 rotatable setting is in fodder bucket 100 top, the floating mechanism 600 joint support frame 400 other end, can make the feeder float on the surface of water, control panel 700 supports on fodder bucket 100, and connect discharge mechanism 200, can control discharge flow rate and the duration of discharge mechanism 200, battery 500 supports on support frame 400, solar panel 300 is connected to one end, can store solar energy conversion's electric energy, discharge mechanism 200 and control panel 700 can provide the electric energy for discharge mechanism 200 and control panel 700 are connected to the other end.
Specifically, the solar panel 300 is rotationally connected with the feed bucket 100 through at least two telescopic links, one end of the telescopic link is hinged with the feed bucket 100, the other end of the telescopic link is hinged with the solar panel 300, and the angle of the solar panel 300 can be adjusted through the cooperation of a limiting buckle and the telescopic link so as to adapt to the illumination direction and the angle. The symmetrical arrangement of at least two telescoping rods may improve the stability of the panel 300.
In one embodiment, the control circuit for the power supply of the solar panel is shown in fig. 2.
As shown in fig. 3 to 4, the feed bucket 100 includes a main body 110, a perspective window 120, a feed inlet 130, an annular rail 140, and a discharge outlet 150.
Specifically, the perspective window 120 is disposed on the upper portion of the main body 110, and can be used for observing the residual amount of feed in the feed tank, and when the feed is consumed, the feed inlet 130 is disposed on the upper portion of the main body, and has a detachable sealing cover 131, the annular track 140 is disposed inside the main body 110, and the discharge outlet 150 is disposed on the lower portion of the main body.
As shown in fig. 5-6, the outfeed mechanism 200 includes a housing 210, a shaft 220, a motor 230, and a piston 240.
Specifically, the discharging channel 211 is formed in the casing 210, the discharging channel 211 is a tapered channel that axially extends downwards and radially becomes smaller, one end of the rotating shaft 220 is rotatably supported in the annular track 140 and can rotate along the annular track 140, one end of the motor 230 is connected with the battery 500, the other end of the motor 230 is connected with the other end of the rotating shaft 220 and can drive the rotating shaft 220 to rotate, the piston 240 is sleeved on the rotating shaft 220 and is in rotating fit with the rotating shaft 220, the rotating shaft 220 rotates, and the piston 240 slides up and down along the rotating shaft 220.
In a preferred embodiment, the shaft 220 has external threads 221 and the piston 240 has internal threads 241 that mate with the external threads 221.
Further, the piston 240 is a tapered plug extending axially downward, the tapered plug is matched with the tapered channel, the lower portion of the tapered plug is provided with a spiral blade 242, when the tapered plug moves to the lowest end, the spiral blade 242 is located outside the tapered channel, when the tapered plug moves upward, a gap is formed between the spiral blade 242 and the discharging channel 211, and the gap extends axially upward to be smaller.
The piston 240 and the discharge channel 211 are both set to be in the shape of an inverted cone, but the inclination angles of the piston 240 and the discharge channel 211 are different, the inclination angle of the piston 240 is smaller than that of the discharge channel 211, when the piston 240 slides downwards to the lowest end along the rotating shaft 220, the piston 240 is in interference fit with the discharge channel 211, the tightness of the feed barrel 100 can be ensured, when the piston 240 moves upwards along the rotating shaft 220, the piston 240 is in clearance fit with the discharge channel 211, and the clearance between the piston 240 and the discharge channel is gradually increased along with the upward sliding of the piston 240, the control of the feed discharge speed can be realized by controlling the moving distance of the piston 240, and the spiral blade 242 always has a clearance with the discharge channel 211, so that the movement interference and the part abrasion are prevented.
Further, the rotating shaft 220 has a rotating plate 222 at one end, and the rotating plate 222 includes a first link 222a, a first link 222b and a plurality of stirring bars 222c.
Both ends of the first connecting rod 222a are arc-shaped and are respectively arranged in the annular track 140 in a sliding manner, both ends of the second connecting rod 222b are arc-shaped and are respectively arranged in the annular track 140 in a sliding manner, and the stirring rod 222c is vertically supported on the first connecting rod 222a and the second connecting rod 222b, wherein the first connecting rod 222a and the second connecting rod 222b are vertically arranged.
In a preferred embodiment, the lower end of the housing 210 has a rain cover that covers the lower portion of the rotation shaft 220 and the motor 230 to prevent the motor from being corroded by rainwater.
When the feed needs to be thrown into the water, the motor 230 is operated to drive the rotating shaft 220 to rotate, the piston 240 rotates along with the rotating shaft 230 and slides upwards along the rotating shaft 230, the gap between the piston 240 and the discharge channel 211 gradually increases, the feed can fall down along the discharge channel 211, after the feed is thrown, the motor rotates reversely, the piston 240 slides downwards along the rotating shaft 230, the gap between the piston 240 and the discharge channel 211 gradually decreases, meanwhile, the spiral blade 242 grinds the feed clamped in the discharge channel 211, and when the piston 240 slides to the lowest end, the discharge channel 211 is in interference fit with the piston 240, and the discharge channel 211 is closed.
As shown in fig. 7, the support frame 400 includes at least two support rods 410, the floating mechanism 600 includes at least two floating barrels 610, and one end of the support rods 410 is connected to the feed barrel 100 and the other end is connected to the floating barrel 610.
Further, the control board 700 includes a waterproof case body 710, a probe 720, an operation panel 730, and a strongbox 740. The probe 720 is arranged at the lower part of the waterproof box main body 710, so that aquatic feeds can be identified, the operation panel 730 is arranged at one side of the waterproof box main body 710, and is connected with the probe 720 and the motor 230, the motor 230 can be controlled to rotate to throw the feeds into the water according to the content of the aquatic feeds, and the safety seat 740 is made of water-sensitive materials, so that battery electric energy can be cut off when the control panel wades.
The probe 720 is used for identifying the feed in water, and can be a visual probe, and the distribution density of the feed in water is obtained through calculation and prediction by identifying the quantity of the feed in a specified space in water.
Based on the same inventive concept as the method, the invention provides a control method of an automatic feeder, which comprises the following steps:
setting feeding time and single feeding amount according to fish varieties;
the density of the feed in water is obtained before feeding;
calculating feeding quantity based on the feeding range according to the density of the feed in water and the single feeding quantity;
calculating feeding parameters according to the feeding quantity, the parameters of the discharging mechanism and the basic parameters of the feed;
controlling a motor to execute automatic feeding operation according to feeding parameters;
the feeding parameters comprise discharge flow rate and feeding duration.
Specifically, the formula of calculation of the feeding parameters is:
wherein v represents discharge flow rate, eta represents conversion coefficient, m represents rotation shaft pitch, omega represents motor average rotation speed, g represents gravity acceleration, rho represents feed density, d represents feed granularity, R represents discharge channel center radius, R represents piston center radius, alpha represents discharge channel inclination angle, beta represents piston inclination angle, t represents discharge time length, phi represents single feeding amount,the density of the feed in water is shown, and W is the feeding range.
The technical scheme provided by the embodiment of the invention has at least the following technical effects or advantages:
the automatic feeder provided by the invention has the advantages that the discharging flow speed and the discharging time length of the discharging mechanism are accurately controlled by the control panel, the automatic feeder is suitable for automatic feeding of fish food in aquaculture, the labor cost is reduced, and meanwhile, the solar panel is adopted to provide electric energy for all electric elements of the automatic feeder, so that the automatic feeder is energy-saving and environment-friendly. The discharging mechanism designed by the invention adopts a mode of moving the piston to open and close the discharging hole, so that smooth discharging is ensured, meanwhile, after the feeding operation is finished, the piston upwards slides along the rotating shaft, and simultaneously, the feed clamped in the discharging hole is ground and falls off by the spiral blade, so that the blocking of the discharging hole is prevented, the tightness of the feed barrel is ensured, and the freshness of the feed is maintained. The invention also provides a control method of the automatic feeder, which can accurately control the flow rate and the feeding time of the feed according to the set feeding time and the single feeding amount, thereby realizing the purpose of scientific feeding.
The foregoing is merely an example of the present invention, and the specific structures and features of common knowledge known in the art are not described herein too much, so that those skilled in the art will readily understand that the scope of the present invention is not limited to such specific embodiments. Variations and modifications can be made without departing from the scope of the invention, which is to be considered as limited to the details of construction and the utility of the patent.
Claims (5)
1. An automatic feeder, comprising:
a support frame;
the feed barrel is connected with one end of the support frame and is used for containing feed;
the discharging mechanism is rotatably arranged at the bottom of the feed bucket and is communicated with the feed bucket, so that the feed can be scattered;
the solar panel is rotatably arranged above the feed barrel;
the floating mechanism is connected with the other end of the support frame and can enable the feeder to float on the water surface;
the control board is supported on the feed barrel and connected with the discharging mechanism, and can control the discharging flow rate and the discharging duration of the discharging mechanism;
the battery is supported on the support frame, one end of the battery is connected with the solar panel, and can store electric energy converted from solar energy, and the other end of the battery is connected with the discharging mechanism and the control panel, and can provide electric energy for the discharging mechanism and the control panel;
the feed bucket comprises:
a main body;
a perspective window provided at an upper portion of the main body;
a charging port which is arranged at the upper part of the main body and is provided with a detachable sealing cover;
an annular track disposed inside the body;
the discharging hole is arranged at the lower part of the main body;
the discharging mechanism comprises:
the shell is internally provided with a discharging channel which is a conical channel axially extending downwards and radially diminishing;
one end of the rotating shaft is rotatably supported in the annular track and can rotate along the annular track;
the pivot one end has the carousel, the carousel includes:
the two ends of the first connecting rod are arc-shaped and are respectively arranged in the annular track in a sliding manner;
the two ends of the second connecting rod are arc-shaped and are respectively arranged in the annular track in a sliding way;
a plurality of stirring bars vertically supported on the first and second links;
wherein the first connecting rod and the second connecting rod are vertically arranged;
one end of the motor is connected with the battery, and the other end of the motor is connected with the other end of the rotating shaft and can drive the rotating shaft to rotate;
the piston is sleeved on the rotating shaft, is in rotating fit with the rotating shaft, rotates along the rotating shaft and slides up and down along the rotating shaft;
the piston is a conical plug extending downwards in the axial direction, the conical plug is matched with the conical channel, a spiral blade is arranged at the lower part of the conical plug, when the conical plug moves to the lowest end, the spiral blade is positioned outside the conical channel, when the conical plug moves upwards, a gap is formed between the spiral blade and the discharging channel, and the axial direction of the gap extends upwards to be smaller.
2. The automatic feeder of claim 1, wherein the shaft has external threads and the piston has internal threads that mate with the external threads.
3. The automatic feeder of claim 1, wherein the support frame includes at least two support rods, the floatation mechanism includes at least two floatation tanks, one end of the support rods is connected to the feed tank, and the other end is connected to the floatation tank.
4. An automatic feeder according to claim 3, wherein said control panel comprises:
a waterproof box main body;
the probe is arranged at the lower part of the waterproof box main body and can identify aquatic feeds;
the operation panel is arranged on one side of the waterproof box main body, is connected with the probe and the motor, and can control the motor to rotate to throw the feed into water according to the content of the feed in water;
the safety seat is made of water-sensitive materials and can cut off the electric energy of the battery when the control panel wades into water.
5. A method of controlling an automatic feeder using an automatic feeder according to any one of claims 1 to 4, comprising:
setting feeding time and single feeding amount according to fish varieties;
the density of the feed in water is obtained before feeding;
calculating feeding amount based on a feeding range according to the density of the feed in water and the single feeding amount;
calculating feeding parameters according to the feeding quantity, the parameters of the discharging mechanism and the basic parameters of the feed;
controlling a motor to execute automatic feeding operation according to the feeding parameters;
wherein the feeding parameters comprise discharge flow rate and feeding duration;
the formula of the feeding parameters is as follows:
wherein,,indicating the discharge flow rate->Representing conversion coefficient->Indicating the pitch of the spindle>Represents the average rotation speed of the motor, +/->Indicating the acceleration of gravity>Represents feed density->Represents feed granularity, ->Represents the center radius of the discharging channel>Represents the radius of the center of the piston, +.>Indicating the inclination angle of the discharging channel>Represents the inclination of the piston>Indicating the discharge time length->Represents the single feeding amount, the->Represents the density of the feed in water, < > and >>Indicating the range of feeding.
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US4967697A (en) * | 1989-07-05 | 1990-11-06 | Lau Glenn H | Floating fish feeding device |
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CN212993831U (en) * | 2020-06-23 | 2021-04-20 | 青岛中科海水处理有限公司 | Automatic feeding machine for aquaculture |
CN112956440A (en) * | 2021-02-04 | 2021-06-15 | 成都通威水产科技有限公司 | Method for accurately feeding fish pond and control system thereof |
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KR200316988Y1 (en) * | 2003-04-03 | 2003-06-19 | 박종대 | The feeder for pig breeding |
CN203597209U (en) * | 2013-12-06 | 2014-05-21 | 上海动物园 | Automatic timing feeding box |
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