CN216449907U - Food feeding circuit convenient for feeding pet - Google Patents

Abstract

The utility model relates to the technical field of automatic feeding, in particular to a feeding circuit convenient for feeding pets. The main control unit is electrically connected with the temperature sensor through a first resistor, the main control unit is electrically connected with the timing module, the main control unit is electrically connected with the Bluetooth module, the main control unit is electrically connected with the key module, one end of a fourth resistor is electrically connected with the main control unit, the main control unit is electrically connected with the loudspeaker module, the main control unit is connected with a display screen serial port, the display screen is electrically connected with a second resistor, the main control unit is electrically connected with the stepping motor through a driving module, one end of the fan is connected with a power supply, the other end of the fan is electrically connected with an emitting electrode of a first triode, a collecting electrode of the first triode is grounded, a base electrode of the first triode is electrically connected with the main control unit, the main control unit is electrically connected with a base electrode of a second triode, a collecting electrode of the second triode is grounded, and the emitting electrode is connected with a coil end of the relay and then is connected with the relay.

Description

Food feeding circuit convenient for feeding pet

Technical Field

The utility model relates to the technical field of automatic feeding, in particular to a feeding circuit convenient for feeding pets.

Background

With the improvement of the living standard of people at present, the rhythm of life is accelerated gradually, more and more families with pets are provided, but the leisure time of people is reduced gradually, and people often forget to feed the pets because of busy work. Therefore, corresponding feeding devices are designed for the problem in many enterprises in China, but most feeding devices adopt a single mechanical structure, the intelligent degree of the feeder is low, the feeding device cannot feed food regularly and quantitatively, and the temperature change cannot be monitored in real time in hot days, so that the pet is not fond of eating food and is easy to get ill, and the feeding device has great limitation. At present, domestic research on pet feeders is developing towards intellectualization, and the functions of automatic feeding and timed feeding are expected to be realized to save leisure time of people.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to overcome the defects of the prior art, provides a feeding circuit convenient for feeding a pet, and aims to control the amount of food fed each time by setting a food feeding time interval and integrate food residue cleaning.

(II) technical scheme

The technical scheme of the utility model is as follows: a feeding circuit convenient for feeding pets comprises a temperature sensor U1, a timing module U2, a display screen U3, a main control unit U4, a driving module U5, a fan H1, a direct current motor H2, a Bluetooth module H4, a speaker BZ1, a first switch K1, a second switch K2, a third switch K3, a fourth switch K4, a reset switch K5, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a first triode Q1, a second triode Q2, a third triode Q3 and a first diode D1, wherein the main control unit U4 and the temperature sensor U1 are electrically connected through the first resistor R1, the main control unit U4 is electrically connected with the timing module U2, the main control unit U4 is electrically connected with the Bluetooth module H4, the main control unit U4 is electrically connected with a key module, and the first switch K4, the fourth switch K4, the reset switch K4, the fourth switch K4, the first switch K4, the fourth switch K4, the second switch K4, the fourth switch K4 and the third switch K4 are electrically connected with the third switch K4, The first switch K1, the second switch K2, the third switch K3 and the fourth switch K4 are all connected with a main control unit U4 in series, the reset switch K5 is connected with a power supply after being connected with a fourth resistor R4 in series, the first capacitor C1 is connected with the reset switch K5 in parallel, one end of the fourth resistor R4 is electrically connected with the main control unit U4, the main control unit U4 is electrically connected with a speaker module, the main control unit U4 is connected with a display screen U3 in series, the display screen U3 is electrically connected with a second resistor R2, the main control unit U4 is electrically connected with a stepping motor J1 through a driving module U5, one end of the fan H1 is connected with the power supply, the other end of the fan H1 is electrically connected with an emitter of a first triode Q1, a collector of the first triode Q1 is grounded, a base of the first triode Q1 is electrically connected with the main control unit U4, a base of the main control unit U4 is electrically connected with a second triode Q2, a collector of the second triode is grounded 2, the emitter is connected with the coil end of the relay JD1 and then connected with a power supply, and the switch end of the relay JD1 is electrically connected with the direct current motor H2.

Furthermore, pins 5, 6, and 7 of the timing module U2 are respectively connected to the P3 port of the main control unit, and are respectively connected to pull-up resistors R5 to R7 at a high level, pins 3 and 4 of the timing module U2 are connected through a second capacitor C2, pin 3 of the timing module U2 is connected to the crystal oscillator JZ and the third capacitor C3 and then grounded, pin 4 of the timing module U2 is grounded, and pin 1 is connected to a high level.

Furthermore, the speaker module comprises a speaker BZ1, a third triode Q3, a third resistor R3, a first diode D1 and a fifth resistor R5, one end of the speaker BZ1 is electrically connected with a power supply end, the other end of the speaker BZ1 is electrically connected with an emitter of the third triode Q3, a collector of the third triode Q3 is grounded, one end of the third resistor R3 is electrically connected with a base of the third triode Q3, and the other end of the third resistor R3 is electrically connected with the power supply end after being connected with the first diode D1 in series.

Furthermore, the driving module U5 is ULN2003, and has high current gain, high working voltage, wide temperature range and strong load carrying capacity.

Furthermore, the display screen U3 is an LCD1602 liquid crystal display screen, and is low in power consumption, small in size and easy to integrate.

Furthermore, the temperature sensor U1 model is DS18B20, and the interference killing feature is strong, and the precision is high.

Furthermore, the timing module U2 is DS1320, high performance and low power consumption.

(III) advantageous effects

The utility model has the advantages that: through the artificial time interval of feeding and setting for the temperature threshold value of pet incasement that sets up of bluetooth module, when actual temperature exceeded the temperature threshold value of setting for, direct current fan rotated to reach the effect that reduces the temperature, when the time of throwing food arrives, by main control unit control step motor feeding, single volume of throwing can be set for. The food residue is cleaned by the direct current motor module. Meanwhile, the temperature in the pet box can be timely collected through the temperature sensor, the linkage fan is convenient to cool, the pet can eat food in a comfortable environment, the occurrence of diseases is reduced, the display screen is convenient to display various data, and the key module can be convenient for manual feeding, cleaning and other operations.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a master control unit control according to the present invention;

FIG. 3 is an electrical connection diagram of the key module of the present invention;

FIG. 4 is a diagram of the electrical connection between the timing module and the main control unit according to the present invention;

reference numerals: the temperature sensor U1, the timing module U2, the display screen U3, the main control unit U4, the drive module U5, the fan H1, the direct current motor H2, the bluetooth module H4, the speaker BZ1, the first switch K1, the second switch K2, the third switch K3, the fourth switch K4, the reset switch K5, the first resistor R1, the second resistor R2, the third resistor R3, the fourth resistor R4, the fifth resistor R5, the sixth resistor R6, the seventh resistor R7, the first triode Q1, the second triode Q2, the third triode Q3, the first diode D1, the second capacitor C2 and the third capacitor C3.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Embodiment 1, please refer to fig. 1-3, a feeding circuit for feeding a pet conveniently comprises a main control unit U4, a temperature sensor U1, a bluetooth module H4, a display screen U3, a dc motor H2, a timing module U2, a driving module U5 and a fan H1; wherein: the main control unit U4 is electrically connected with a temperature sensor U1 through a first resistor R1, the temperature sensor U1 is DS18B20 in model number, the anti-interference ability is strong, the precision is high, the main control unit U4 is electrically connected with a timing module U2, the main control unit U4 is electrically connected with a Bluetooth module H4, the main control unit U4 is electrically connected with a key module, the key module comprises a first switch K1, a second switch K2, a third switch K3, a fourth switch K4 and a reset switch K5, the first switch K1, the second switch K2, the third switch K3 and the fourth switch K4 are all connected with a main control unit U4 serial port, the reset switch K5 is connected with a power supply after being connected with a fourth resistor R4 in series, the first capacitor C1 is connected with the reset switch K5 in parallel, one end of the fourth resistor R4 is electrically connected with a main control unit U4, the main control unit U4 is electrically connected with a speaker, the main control unit U4 is connected with a display screen U3, the display screen U3 is an LCD1602 liquid crystal display screen, and is low in power consumption, small in size and easy to integrate; the display screen U3 is electrically connected with a second resistor R2, the main control unit U4 is electrically connected with a stepping motor J1 through a driving module U5, the driving module U5 is ULN2003, and the LED drive circuit is high in current gain, high in working voltage, wide in temperature range and strong in load carrying capacity. Fan H1 termination power, the other end is connected with first triode Q1's projecting pole electricity, and first triode Q1's collecting electrode ground connection, first triode Q1's base and main control unit U4 electricity are connected, main control unit U4 is connected with second triode Q2 base electricity, second triode Q2 collecting electrode ground connection, projecting pole and relay JD1 coil end access power after being connected, relay JD1 switch end and direct current motor H2 electricity are connected.

In this embodiment, pins 5, 6, and 7 of the timing module U2 (model number DS1320) are respectively connected to the P3 port of the main control unit, and are respectively connected to pull-up resistors R5 to R7 to a high level, pins 3 and 4 of the timing module U2 are connected through a second capacitor C2, pin 3 of the timing module U2 is connected to the crystal JZ and the third capacitor C3 and then grounded, pin 4 of the timing module U2 is grounded, and pin 1 is connected to a high level. In this embodiment, the speaker module includes a speaker BZ1, a third transistor Q3, a third resistor R3, a first diode D1, and a fifth resistor R5, one end of the speaker BZ1 is electrically connected to a power supply, the other end of the speaker BZ1 is electrically connected to an emitter of the third transistor Q3, a collector of the third transistor Q3 is grounded, one end of the third resistor R3 is electrically connected to a base of the third transistor Q3, and the other end of the third resistor R3 is electrically connected to the power supply after being connected to the first diode D1 in series.

The working principle is as follows:

set up feeding time interval in to main control unit U4 through bluetooth module, step motor J1 is arranged in regularly throwing in food to the container, and the direct current motor module is arranged in regularly cleaning the food residue in the container, and the liquid crystal display module is used for showing the artificial input time interval who sets up to update in real time. The intelligent pet food feeding system integrates intelligent food feeding, food residue cleaning and information feedback, is intelligent and environment-friendly, can intelligently control the amount of food to be fed each time, automatically cleans food residues, and solves the problem that people cannot feed pets in time due to busy work. Meanwhile, the utility model can help people to judge the health condition of the pet by recording and feeding back the relevant food putting data, and is convenient for people to select proper pet feed according to the diet taste of the pet.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A feeding circuit convenient for feeding pets is characterized by comprising a main control unit (U4), a temperature sensor (U1), a Bluetooth module (H4), a key module, a display screen (U3), a direct current motor (H2), a timing module (U2), a driving module (U5), a loudspeaker module and a fan (H1); wherein:

the main control unit (U4) is electrically connected with the temperature sensor (U1) through a first resistor (R1), the main control unit (U4) is electrically connected with the timing module (U2) through a serial port, the main control unit (U4) is electrically connected with the Bluetooth module (H4), the main control unit (U4) is electrically connected with the key module,

the utility model discloses a loudspeaker control unit, including main control unit (U4), main control unit (U4) and display screen (U3) serial ports, display screen (U3) are connected with second resistance (R2) electricity, main control unit (U4) and step motor (J1) are connected through drive module (U5) electricity, fan (H1) one end power, the other end is connected with the projecting pole electricity of first triode (Q1), the collecting electrode ground connection of first triode (Q1), the base of first triode (Q1) is connected with the output electricity of main control unit (U4), the output and the second triode (Q2) base electricity of main control unit (U4) are connected, second triode (Q2) collecting electrode ground connection, access power after projecting pole and relay (JD1) coil end are connected, relay (JD1) switch end is connected with direct current motor (H2) electricity.

2. The feeding circuit for pet food as claimed in claim 1, wherein: the key module comprises a first switch (K1), a second switch (K2), a third switch (K3), a fourth switch (K4) and a reset switch (K5), wherein the first switch (K1), the second switch (K2), the third switch (K3) and the fourth switch (K4) are all connected with a serial port of the main control unit (U4), the reset switch (K5) is connected with a power supply after being connected with a fourth resistor (R4) in series, a first capacitor (C1) is connected with the reset switch (K5) in parallel, and one end of the fourth resistor (R4) is electrically connected with the main control unit (U4).

3. The feeding circuit for pet food as claimed in claim 1, wherein: the loudspeaker module comprises a loudspeaker (BZ1), a third triode (Q3), a third resistor (R3), a first diode (D1) and a fifth resistor (R5), one end of the loudspeaker (BZ1) is electrically connected with a power supply end, the other end of the loudspeaker is electrically connected with an emitter of the third triode (Q3), a collector of the third triode (Q3) is grounded, one end of the third resistor (R3) is electrically connected with a base of the third triode (Q3), and the other end of the third resistor (R3) is electrically connected with the power supply end after being connected with the first diode (D1) in series.

4. The feeding circuit for pet food as claimed in claim 1, wherein: the drive module (U5) is of ULN 2003.

5. The feeding circuit for pet food as claimed in claim 1, wherein: the display screen (U3) is an LCD1602 liquid crystal display screen.

6. The feeding circuit for pet food as claimed in claim 1, wherein: the temperature sensor (U1) is DS18B 20.

7. The feeding circuit for pet food as claimed in claim 1, wherein: the model of the timing module (U2) is DS 1320.

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