CN211020486U

CN211020486U - Feeding device

Info

Publication number: CN211020486U
Application number: CN201921457066.8U
Authority: CN
Inventors: 邢健健
Original assignee: Shenzhen H&T Intelligent Control Co Ltd
Current assignee: Shenzhen H&T Intelligent Control Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-07-17
Anticipated expiration: 2029-08-30

Abstract

The embodiment of the utility model provides a relate to intelligent control technical field, disclose a feeder, this feeder includes: the feeding device comprises a feeding device body, a charging circuit, a rechargeable battery, a voltage stabilizing circuit and a microprocessor; a solar cell is arranged outside the feeder body; the input port of the charging circuit is connected with the solar battery, and the output port of the charging circuit is connected with the rechargeable battery and used for charging the rechargeable battery; the input port of the voltage stabilizing circuit is connected with the rechargeable battery, and the output port of the voltage stabilizing circuit is connected with the microprocessor and used for stabilizing the voltage of the rechargeable battery and then charging the microprocessor. In this way, the embodiment of the utility model provides a reliable power supply of feeder has been realized.

Description

Feeding device

Technical Field

The embodiment of the utility model provides a relate to intelligent control technical field, concretely relates to feeder.

Background

Animals are friends of human beings, and good treatment animals are the embodiment of love. At present, many wandering animals are present in society due to loss or abandonment by owners. Although many loved people have built wave animal rescue stations, the number of existing wave animal rescue stations can only accommodate a part of wave animals, and many wave animals are not accommodated.

There are few automatic feeders that provide food to a wandering animal. Domestic pet feeder adopts battery and power adapter dual supply power supply, uses inconveniently to the feeder of outdoor placing, can't provide the power of reliable work for automatic feeder's control center for a long time.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present invention provide a feeder that overcomes or at least partially solves the above problems.

According to an aspect of the embodiments of the present invention, there is provided a feeder, including: feeder body, charging circuit, rechargeable battery, voltage stabilizing circuit and microprocessor. A solar cell is arranged outside the feeder body; the input port of the charging circuit is connected with the solar cell, and the output port of the charging circuit is connected with the rechargeable battery and used for charging the rechargeable battery; the input port of the voltage stabilizing circuit is connected with the rechargeable battery, and the output port of the voltage stabilizing circuit is connected with the microprocessor and used for stabilizing the voltage of the rechargeable battery and then charging the microprocessor.

In an alternative mode, the solar cell is a solar cell panel, and the solar cell panel is arranged on the top of the feeder body.

In an alternative mode, the charging circuit includes a charging unit and a first diode, and the charging unit includes an input port of the charging unit and an output port of the charging unit; the input port of the charging unit is connected with the solar battery through a first diode, and the output port of the charging unit is connected with the rechargeable battery.

In an optional manner, the charging circuit further includes a first voltage-dividing resistor and a second voltage-dividing resistor, and the charging unit further includes a voltage regulation port; the voltage regulation port is connected to a common end of the first voltage-dividing resistor and the second voltage-dividing resistor, the other end of the first voltage-dividing resistor is connected to the solar cell, the other end of the second voltage-dividing resistor is grounded, and the second voltage-dividing resistor divides the voltage of the solar cell to generate the input voltage of the voltage regulation port.

In an optional manner, the charging unit further includes a shutdown function port, and the shutdown function port is connected to the solar battery and is configured to control the charging unit to stop operating.

In an optional mode, the charging circuit further includes a first current-limiting resistor and a first light-emitting diode, and the charging unit further includes a charging indication port, and the charging indication port is connected to the solar battery through the first current-limiting resistor and the first light-emitting diode; when the charging unit is charged, the charging indication port is in a high-resistance state, and the first light emitting diode is turned off; when the charging unit finishes charging, the charging indication port of the charging unit outputs low level, and the first light emitting diode is conducted and lightened.

In an optional manner, the charging circuit further includes a second current limiting resistor and a second light emitting diode, and the charging unit further includes an error warning port, where the error warning port is connected to the solar cell through the second current limiting resistor and the second light emitting diode; when the charging unit is charged normally, the error alarm port of the charging unit is in a high-resistance state, and the second light-emitting diode is turned off; when the charging unit is abnormally charged, the error warning port of the charging unit outputs low level, and the second light-emitting diode is lightened.

In an optional manner, the charging circuit further includes a third voltage dividing resistor and a fourth voltage dividing resistor, and the charging unit further includes a charging voltage monitoring port; the charging voltage monitoring port is connected to a common end of the third voltage dividing resistor and the fourth voltage dividing resistor, the other end of the third voltage dividing resistor is connected to an output port of the charging unit, and the other end of the fourth voltage dividing resistor is grounded; the fourth voltage dividing resistor divides the output voltage of the output port of the charging unit to generate the voltage of the charging voltage monitoring port.

In an optional manner, the charging circuit further includes a filter capacitor, and the filter capacitor is connected between the output port of the charging unit and ground.

In an optional mode, the voltage stabilizing circuit includes a first voltage stabilizing capacitor, a voltage stabilizing chip and a second voltage stabilizing capacitor, an anode of the first voltage stabilizing capacitor is connected to an input port of the voltage stabilizing chip, an output port of the voltage stabilizing chip is connected to an anode of the second voltage stabilizing capacitor, and a cathode of the first voltage stabilizing capacitor and a cathode of the second voltage stabilizing capacitor are both grounded.

The embodiment of the utility model provides a feeder is provided with solar cell at the feeder body, makes solar cell charge for rechargeable battery through charging circuit to pass through voltage stabilizing circuit with rechargeable battery's electric quantity and give microprocessor power supply, thereby guaranteed the reliable power supply of feeder.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic circuit diagram of a feeder according to an embodiment of the present invention;

fig. 1a is a schematic structural diagram of a feeder body of a feeder according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a feeder according to an embodiment of the present invention.

The reference numbers in the detailed description are as follows:

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1, fig. 1 shows a schematic circuit structure diagram of a feeder according to an embodiment of the present invention, as shown in fig. 1, the feeder provided in this embodiment includes a feeder body, a charging circuit 20, a rechargeable battery 30, a voltage stabilizing circuit 40 and a microprocessor 50, wherein a solar cell 11 is disposed outside the feeder body, and the solar cell 11 may be disposed at any position or multiple positions on an outer surface of the feeder body, for example, the solar cell 11 may be disposed at one side of the feeder body, or one solar cell 11 may be disposed at multiple sides of the feeder body respectively. In a specific embodiment, the solar cell 11 is a solar cell panel disposed on the top of the feeder body, so that the solar cell panel can sufficiently absorb solar energy.

Referring to fig. 1a, fig. 1a is a schematic structural diagram of a feeder according to an embodiment of the present invention. In some embodiments, the feeder body is provided with a food storage bin 12, a take-up tray 13, a control unit 14 and a drive motor (not shown). Food storage bin 12 sets up inside the feeder body, and is fixed in on the feeder body, take-up (stock) pan 13 sets up in the bottom of feeder body, and food storage bin 12 is provided with sealing door 121, and driving motor is connected with sealing door 121 transmission, and the control unit 14 is connected with driving motor for control driving motor's rotation, and drive sealing door 121 opens or closes. In one embodiment, the control unit 14 is an integrated circuit board. When the sealing door 121 is opened, the food storage bin 12 releases the food to the receiving tray 13, and when the sealing door 121 is closed, the food storage bin 12 stops releasing the food. In some embodiments, the sealing door 121 is disposed at the bottom of the food storage bin 12, and the food storage bin 12 releases the food when the sealing door 121 is opened. In some embodiments, the sealing door 121 is disposed at a side of the food storage bin 12, in which case, the food storage bin 12 may be disposed at an incline, and when the sealing door 121 is opened, the food storage bin 12 releases the food. The control unit 14 comprises a microprocessor and a motor driving unit, the motor driving unit is connected with the driving motor and used for controlling the driving motor to work, and the control unit 14 can be provided with a PCB (printed circuit board) arranged in the feeder body.

In one embodiment, the control unit 14 further comprises a remaining food detecting unit for detecting the amount of food remaining in the receiving tray 13, and sending a first signal to the microprocessor when the amount of food remaining is below a first set threshold, and sending a second signal to the microprocessor when the amount of food remaining is above a second set threshold, so that the microprocessor sends a control signal to the motor driving device according to the first signal or the second signal.

It should be noted that the present invention is not limited to the shape of the feeder body, for example, in some embodiments, the feeder body is configured as a hollow cylinder or a hollow cube. In some embodiments, in order to facilitate the absorption of solar energy, the solar cell panel may be disposed on the top of the feeder body in an inclined manner in the sun direction.

With reference to fig. 1, the input port 21 of the charging circuit is connected to the solar cell 11, and the output port 22 of the charging circuit is connected to the rechargeable battery 30 for charging the rechargeable battery 30. The input port 41 of the voltage stabilizing circuit is connected with the rechargeable battery 30, and the output port 42 of the voltage stabilizing circuit is connected with the microprocessor 50, and is used for stabilizing the voltage of the rechargeable battery 30 and then charging the microprocessor 50. The charging circuit 20 is capable of controlling the solar cell 11 to charge the rechargeable battery 30, and includes: the charging voltage of the rechargeable battery 11 is controlled to avoid overcharge and overdischarge. The rechargeable battery 30 may be implemented as any battery that can be used for recycling, such as a lithium battery, a nickel cadmium battery, and the like. The microprocessor 50 is a main control device for controlling the feeder to realize various control functions, and the microprocessor 50 may be implemented as various types of single-chip microcomputers, for example, STM32 series single-chip microcomputers. Those skilled in the art can configure the microprocessor 50 with peripheral control circuits according to actual functional requirements, and set corresponding control logic inside the microprocessor 50 to implement various functions of the feeding device. The design of the peripheral control circuit of the microprocessor 50 is not included in the protection of the embodiments of the present invention, and therefore, the peripheral control circuit is not specifically described herein. The operating voltage of the microprocessor 50 is generally a stable voltage value, for example, 5V or 3.3V, and the voltage of the rechargeable battery 30 is variable during the charging process, and cannot be output to the microprocessor 50 as a stable voltage value, so that the output voltage of the rechargeable battery 30 is stabilized at the power supply voltage value of the microprocessor 50 by the stabilizing circuit 40.

Referring to fig. 2, fig. 2 is a schematic diagram of a feeding device according to an embodiment of the present invention, as shown in fig. 2, the charging circuit 20 includes a charging unit 23 and a first diode 24, the charging unit 23 includes an input port 231 of the charging unit and an output port 232 of the charging unit, the input port 231 of the charging unit is connected to the solar cell 11 through the first diode 24, and the output port 232 of the charging unit is connected to the rechargeable battery 30. a charging current flows through the charging unit 23 through the first diode 24 to charge the rechargeable battery 30, the first diode 24 has a forward-on and reverse-off characteristic, the charging current can only flow from the solar cell 11 to the charging unit 23, but cannot flow in a reverse direction, so as to ensure the operational reliability of the charging circuit 20.

In an alternative embodiment, the charging circuit 20 further includes a first voltage-dividing resistor 25 and a second voltage-dividing resistor 26, and the charging unit 23 further includes a voltage regulation port 233. The voltage regulation port 233 is connected to a common terminal of the first voltage-dividing resistor 25 and the second voltage-dividing resistor 26, the other terminal of the first voltage-dividing resistor 25 is connected to the solar cell 11, the other terminal of the second voltage-dividing resistor 26 is grounded, and the second voltage-dividing resistor 26 divides the voltage of the solar cell 11 to generate the input voltage of the voltage regulation port 233. In this embodiment, the voltage value of the voltage adjusting port 233 may be used to adjust the charging current of the charging unit 23, when the voltage value of the voltage adjusting port 233 is smaller than the preset voltage value of the port, the charging current of the charging circuit 20 is zero, when the input voltage of the voltage adjusting port 233 is greater than the preset voltage value of the port, the current value of the charging circuit 20 is maximum, the output voltage of the charging circuit 20 is the preset voltage value of the port, and the charging circuit 20 supplies power to the rechargeable battery with constant power, thereby ensuring that the solar battery supplies power to the rechargeable battery with peak power.

In some embodiments, the charging unit 23 further includes a shutdown function port 234, and the shutdown function port 234 is connected to the solar cell 11 for controlling the shutdown of the charging unit 23. For example, when the charging of the rechargeable battery 30 is completed, the shutdown function port 234 is opened, and the charging unit 23 stops operating.

In some embodiments, the charging circuit 20 further includes a first current limiting resistor 27 and a first light emitting diode 28, the charging unit 23 further includes a charging indication port 235, and the charging indication port 235 is connected to the solar cell 11 through the first current limiting resistor 27 and the first light emitting diode 28; when the rechargeable battery 30 is charged, the charging indication port 235 is in a high impedance state, and the first light emitting diode 28 is turned off; when the charging of the rechargeable battery 30 is completed, the charging instruction port 235 of the charging unit 23 outputs a low level, and the first light emitting diode 28 is turned on. In this way, the charging state can be indicated, so that the manager of the feeder can know the charging state of the rechargeable battery 30 according to the on and off of the first light emitting diode 28.

In some embodiments, the charging circuit 20 further includes a second current limiting resistor 29 and a second light emitting diode 210, the charging unit 23 further includes an error warning port 236, and the error warning port 236 is connected to the solar cell 11 through the second current limiting resistor 29 and the second light emitting diode 210; when the charging unit 23 is normally charged, the error warning port 236 of the charging unit 23 is in a high-resistance state, and the second light emitting diode 210 is turned off; when the charging unit 23 is abnormally charged, the error alert port 236 of the charging unit 23 outputs a low level and the second light emitting diode 210 is turned on. The charging abnormality of the charging unit 23 includes that the charging time is too long, the charging unit cannot output the charging voltage, and the like.

In some embodiments, the charging circuit 20 further includes a third voltage dividing resistor 220 and a fourth voltage dividing resistor 230, the charging unit 23 further includes a charging voltage monitoring port 237, the charging voltage monitoring port 237 is connected to a common terminal of the third voltage dividing resistor 220 and the fourth voltage dividing resistor 230, another terminal of the third voltage dividing resistor 220 is connected to an output port of the charging unit 23, and another terminal of the fourth voltage dividing resistor 230 is grounded; the fourth voltage dividing resistor 230 divides the output voltage of the output port 232 of the charging unit to generate the voltage of the charging voltage monitoring port 237. The voltage of the charging voltage monitoring port 237 is monitored, so that the state of the output voltage of the charging unit 23 can be known, and the charging unit 23 can be monitored conveniently to be abnormal.

In an alternative embodiment, the charging circuit 20 further includes a filter capacitor 240, and the filter capacitor 240 is connected between the output port 232 of the charging unit and the ground. Because the voltage output by the charging unit 23 contains certain noise interference, the charging voltage is unstable when the voltage output by the charging unit 23 is directly charged to the rechargeable battery 30, the output voltage of the charging unit 23 is filtered by the filter capacitor 240, the filtered voltage is charged to the rechargeable battery 30, and the stability of the charging voltage can be ensured.

In an alternative manner, the voltage stabilizing circuit 40 includes a first voltage stabilizing capacitor 43, a voltage stabilizing chip 44 and a second voltage stabilizing capacitor 45, wherein an anode of the first voltage stabilizing capacitor 43 is connected to an input port of the voltage stabilizing chip 44, an output port of the voltage stabilizing chip 44 is connected to an anode of the second voltage stabilizing capacitor 45, and a cathode of the first voltage stabilizing capacitor 43 and a cathode of the second voltage stabilizing capacitor 45 are both grounded, the voltage stabilizing chip 44 may be selected according to a voltage of the rechargeable battery 30 and a voltage required by the microprocessor 50, for example, the output voltage of the rechargeable battery 30 is 15V, the voltage required by the microprocessor 50 is 5V, the voltage stabilizing chip 44 may select a chip with model number L D1117, the input voltage of the chip is 16V at most and can generate a fixed voltage output of 5V, the first voltage stabilizing capacitor 43 stabilizes the output voltage of the rechargeable battery 30, the voltage input to the voltage stabilizing chip 44 is guaranteed to be a fixed value, and the second voltage stabilizing capacitor 45 stabilizes the voltage output to the microprocessor 50.

The embodiment of the utility model provides a feeder is provided with solar cell 11 at the feeder body, makes solar cell 11 charge for rechargeable battery 30 through charging circuit 20 to pass through voltage stabilizing circuit 40 with rechargeable battery 30's electric quantity and give microprocessor 50 power supplies, thereby guaranteed the reliable power supply of feeder.

It should be noted that unless otherwise indicated, technical or scientific terms used in accordance with embodiments of the present invention shall have the ordinary meaning as understood by those skilled in the art to which embodiments of the present invention pertain.

In the description of the embodiments of the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated on the drawings, which is only for convenience of describing the embodiments of the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the embodiments of the present invention.

Furthermore, the technical terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the novel embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In describing the novel embodiments of this embodiment, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims

1. A feeder, comprising: the feeding device comprises a feeding device body, a charging circuit (20), a rechargeable battery (30), a voltage stabilizing circuit (40) and a microprocessor (50);

a solar cell (11) is arranged outside the feeder body;

an input port (21) of a charging circuit is connected with the solar battery (11), and an output port (22) of the charging circuit is connected with the rechargeable battery (30) and used for charging the rechargeable battery (30);

an input port (41) of the voltage stabilizing circuit is connected with the rechargeable battery (30), and an output port (42) of the voltage stabilizing circuit is connected with the microprocessor (50) and used for stabilizing the voltage of the rechargeable battery (30) and then supplying power to the microprocessor (50).

2. The feeder according to claim 1, wherein the solar cell (11) is a solar panel disposed on top of the feeder body.

3. The feeder according to claim 1, wherein the charging circuit (20) comprises a charging unit (23) and a first diode (24), the charging unit (23) comprising an input port (231) of the charging unit and an output port (232) of the charging unit;

an input port (231) of the charging unit is connected with the solar cell (11) through a first diode (24), and an output port (232) of the charging unit is connected with the rechargeable battery (30).

4. The feeder according to claim 3, wherein the charging circuit (20) further comprises a first voltage dividing resistor (25) and a second voltage dividing resistor (26), and the charging unit (23) further comprises a voltage regulation port (233);

the voltage regulation port (233) is connected to a common terminal of the first voltage-dividing resistor (25) and the second voltage-dividing resistor (26), the other terminal of the first voltage-dividing resistor (25) is connected to the solar cell (11), the other terminal of the second voltage-dividing resistor (26) is grounded, and the second voltage-dividing resistor (26) divides the voltage of the solar cell (11) to generate the input voltage of the voltage regulation port (233).

5. The feeder according to claim 3, wherein the charging unit (23) further comprises a shut down function port (234), the shut down function port (234) being connected to the solar cell (11) for controlling the charging unit (23) to stop working.

6. The feeder according to claim 3, wherein the charging circuit (20) further comprises a first current limiting resistor (27) and a first light emitting diode (28), the charging unit (23) further comprises a charging indication port (235), and the charging indication port (235) is connected with the solar cell (11) through the first current limiting resistor (27) and the first light emitting diode (28);

when the charging unit (23) is charged, the charging indication port (235) is in a high-impedance state, and the first light-emitting diode (28) is turned off;

when the charging of the charging unit (23) is completed, a charging indication port (235) of the charging unit (23) outputs a low level, and the first light-emitting diode (28) is conducted and lighted.

7. The feeder according to claim 3, wherein the charging circuit (20) further comprises a second current limiting resistor (29) and a second light emitting diode (210), the charging unit (23) further comprises an error warning port (236), and the error warning port (236) is connected with the solar cell (11) through the second current limiting resistor (29) and the second light emitting diode (210);

when the charging unit (23) is charged normally, the error warning port (236) of the charging unit (23) is in a high-resistance state, and the second light-emitting diode (210) is turned off;

when the charging unit (23) is abnormally charged, an error warning port (236) of the charging unit (23) outputs a low level, and the second light emitting diode (210) is lightened.

8. The feeder of claim 3, wherein the charging circuit (20) further comprises a third voltage dividing resistor (220) and a fourth voltage dividing resistor (230), and the charging unit (23) further comprises a charging voltage monitoring port (237);

the charging voltage monitoring port (237) is connected to a common end of the third voltage dividing resistor (220) and the fourth voltage dividing resistor (230), the other end of the third voltage dividing resistor (220) is connected to an output port (232) of the charging unit, and the other end of the fourth voltage dividing resistor (230) is grounded; the fourth voltage dividing resistor (230) divides the output voltage of the output port (232) of the charging unit to generate the voltage of the charging voltage monitoring port (237).

9. The feeder of claim 3, wherein the charging circuit (20) further comprises a filter capacitor (240), the filter capacitor (240) being connected between the output port (232) of the charging unit and ground.

10. The feeder according to any one of claims 1 to 9, wherein the voltage regulator circuit (40) comprises a first voltage regulator capacitor (43), a voltage regulator chip (44) and a second voltage regulator capacitor (45), wherein an anode of the first voltage regulator capacitor (43) is connected to an input port of the voltage regulator chip (44), an output port of the voltage regulator chip (44) is connected to an anode of the second voltage regulator capacitor (45), and a cathode of the first voltage regulator capacitor (43) and a cathode of the second voltage regulator capacitor (45) are both grounded.