CN214409345U

CN214409345U - Urine induction device with illumination function

Info

Publication number: CN214409345U
Application number: CN202023117810.5U
Authority: CN
Inventors: 谢炜; 黄海; 胡可焕; 何国斌
Original assignee: Arrow Home Group Co Ltd
Current assignee: Arrow Home Group Co Ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-15
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a urine induction system with illumination, which comprises an infrared transmitting circuit, an infrared receiving circuit, a pyroelectric detecting circuit, an illuminating circuit, a solenoid valve driving circuit, a photosensitive detecting circuit, a power supply circuit and a MCU; the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the illumination circuit, the electromagnetic valve driving circuit and the power supply circuit are electrically connected with the MCU, the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the illumination circuit, the electromagnetic valve driving circuit and the photosensitive detection circuit are electrically connected with the power supply circuit, and the electromagnetic valve driving circuit is used for driving the electromagnetic valve. Adopt the utility model discloses, can provide faint light for the user when like the lavatory night, the power saving simultaneously.

Description

Urine induction device with illumination function

Technical Field

The utility model relates to a bathroom field especially relates to a urine induction system of area illumination.

Background

At present, along with the continuous development of scientific and technological and the continuous improvement of standard of living, people are also constantly promoting to the requirement of using the product, urine inductor mainly used public place at present, and individual household also part begins to use gradually, consequently, people are in the experience of the functional of more and more giving an advice to the urinal and using, present urinal moves towards intellectuality gradually, night like the lavatory, conventional illumination easily lets the people not open the eye, experience is poor, consequently if adopt weak light can let the user obtain better experience, the power saving simultaneously, then appeal can increase greatly, more can receive user's favor. But at present, no urine sensor with an illumination function exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a urine induction system of area illumination is provided, can provide faint light for the user when like the lavatory night, the power saving simultaneously.

In order to solve the technical problem, the utility model provides a urine induction system with illumination, which comprises an infrared transmitting circuit, an infrared receiving circuit, a pyroelectric detecting circuit, an illuminating circuit, a solenoid valve driving circuit, a photosensitive detecting circuit, a power supply circuit and an MCU; the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the illumination circuit, the electromagnetic valve driving circuit and the power supply circuit are electrically connected with the MCU, the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the illumination circuit, the electromagnetic valve driving circuit and the photosensitive detection circuit are electrically connected with the power supply circuit, and the electromagnetic valve driving circuit is used for driving an electromagnetic valve; the infrared receiving circuit is used for receiving the infrared rays emitted by the infrared emitting circuit; the photosensitive detection circuit is electrically connected with the MCU through the pyroelectric detection circuit, the photosensitive detection circuit is used for detecting the light intensity of the environment, and the pyroelectric detection circuit is used for detecting the human body movement signal in the detection area.

Preferably, the pyroelectric detection circuit comprises a PIR sensor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a first resistor, a second resistor and a control chip, and the control chip is electrically connected with the MCU; the PIR sensor comprises a power supply end, a grounding end and an output end, wherein the power supply end is electrically connected with a power supply circuit, the power supply end is electrically connected with the grounding end through the first capacitor, the output end is electrically connected with the control chip through the third capacitor, the grounding end is electrically connected with the output end through the first resistor, and the output end is further grounded through the third capacitor and the fourth capacitor in sequence; the second capacitor is connected with the first resistor in parallel; the second resistor is connected with the fourth capacitor in parallel.

Preferably, the photosensitive detection circuit comprises a photosensitive sensor, a fifth capacitor, a third resistor, a fourth resistor and a fifth resistor; the power supply circuit is grounded through a third resistor and a fourth resistor in sequence, and the power supply circuit is electrically connected with the control chip through the third resistor; the power supply circuit is grounded through the fifth resistor and the photosensitive sensor in sequence; the fifth capacitor is connected in parallel with the photosensitive sensor.

Preferably, the infrared transmitting circuit includes an infrared transmitter, a first triode, a sixth resistor and a seventh resistor, and the first triode is an NPN-type triode; the base electrode of the first triode is electrically connected with the MCU through the sixth resistor, the emitting electrode of the first triode is grounded through the seventh resistor, and the collecting electrode of the first triode is electrically connected with the power supply circuit through the infrared emitter.

Preferably, the infrared receiving circuit comprises an infrared receiver, a sixth capacitor, a seventh capacitor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor and an operational amplifier; the positive input end of the operational amplifier is electrically connected with the power supply circuit sequentially through the sixth capacitor and the infrared receiver, the positive input end of the operational amplifier is grounded sequentially through the sixth capacitor and the eighth resistor, and the positive input end of the operational amplifier is grounded through the ninth resistor; the negative input end and the output end of the operational amplifier are electrically connected through the eleventh resistor, and the seventh capacitor is connected with the eleventh resistor in parallel; the negative input end of the operational amplifier is grounded through the tenth resistor; and the output end of the operational amplifier is electrically connected with the MCU through the twelfth resistor.

Preferably, the lighting circuit comprises a lighting lamp, a second triode, a thirteenth resistor and a fourteenth resistor, and the second triode is an NPN-type triode; the base electrode of the second triode is electrically connected with the MCU through the thirteenth resistor, the emitting electrode of the second triode is grounded through the fourteenth resistor, and the collecting electrode of the second triode is electrically connected with the power supply circuit through the illuminating lamp.

Preferably, the solenoid valve driving circuit includes a driving chip, a fifteenth resistor and a sixteenth resistor, where the driving chip includes a first input end, a second input end, a third input end, a first output end, a second output end, a power end and a ground end; the first input end and the second input end are both electrically connected with the MCU, the first input end is also grounded through the fifteenth resistor, the second input end and the third input end are electrically connected through the sixteenth resistor, the first output end and the second output end are both electrically connected with the electromagnetic valve, and the power end is electrically connected with the power supply circuit.

Preferably, the power supply circuit comprises a power supply, a voltage conversion chip, an eighth capacitor, a ninth capacitor, a tenth capacitor and an eleventh capacitor; the power supply is electrically connected with the input end of the voltage conversion chip, the input end and the grounding end of the voltage conversion chip are electrically connected through the eighth capacitor, the ninth capacitor is electrically connected with the eighth capacitor in parallel, the output end and the grounding end of the voltage conversion chip are electrically connected through the tenth capacitor, and the eleventh capacitor is electrically connected with the tenth capacitor in parallel.

Preferably, the power source is a lithium battery.

Implement the utility model has the advantages that:

the utility model comprises an infrared transmitting circuit, an infrared receiving circuit, a pyroelectric detecting circuit, an illuminating circuit, a solenoid valve driving circuit, a photosensitive detecting circuit, a power supply circuit and an MCU; the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the lighting circuit, the electromagnetic valve driving circuit and the power supply circuit are electrically connected with the MCU, and the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the lighting circuit, the electromagnetic valve driving circuit and the photosensitive detection circuit are electrically connected with the power supply circuit; the utility model discloses, through whether infrared transmitting circuit and infrared receiving circuit detect the user and urinate, detect the intensity of current environment light through photosensitive detection circuitry, through whether heat release electricity detection circuitry detects the people user and gets into the bathroom, through solenoid valve drive circuit drive solenoid valve throws light on through lighting circuit. Adopt the utility model discloses, can provide faint light for the user when like the lavatory night, the power saving simultaneously.

Drawings

Fig. 1 is a schematic block diagram of a urine sensing device with illumination provided by the present invention;

fig. 2 is a circuit diagram of a pyroelectric detection circuit and a photosensitive detection circuit of the urine sensing device with illumination provided by the present invention;

fig. 3 is a circuit diagram of the infrared transmitting circuit, the infrared receiving circuit and the lighting circuit of the urine sensing device with illumination provided by the present invention;

fig. 4 is a circuit diagram of a solenoid valve driving circuit of the urine sensing device with illumination provided by the present invention;

fig. 5 is a circuit diagram of a power supply circuit of the urine sensor with illumination according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.

As shown in fig. 1, the utility model provides a urine induction device with illumination, which comprises an infrared emission circuit 1, an infrared receiving circuit 2, a pyroelectric detection circuit 3, an illumination circuit 4, a solenoid valve driving circuit 5, a photosensitive detection circuit 6, a power supply circuit 7 and a MCU 8; the infrared transmitting circuit 1, the infrared receiving circuit 2, the pyroelectric detection circuit 3, the illumination circuit 4, the electromagnetic valve driving circuit 5 and the power supply circuit 7 are electrically connected with the MCU8, the infrared transmitting circuit 1, the infrared receiving circuit 2, the pyroelectric detection circuit 3, the illumination circuit 4, the electromagnetic valve driving circuit 5 and the photosensitive detection circuit 6 are electrically connected with the power supply circuit 7, and the electromagnetic valve driving circuit 5 is used for driving an electromagnetic valve; the infrared receiving circuit 2 is used for receiving the infrared rays emitted by the infrared emitting circuit 1; the photosensitive detection circuit 6 is electrically connected with the MCU8 through the pyroelectric detection circuit 3, the photosensitive detection circuit 6 is used for detecting the light intensity of the environment, and the pyroelectric detection circuit 3 is used for detecting the human body movement signals in the detection area.

The utility model discloses, through whether infrared transmitting circuit and infrared receiving circuit detect the user and urinate, detect the intensity of current environment light through photosensitive detection circuitry, through whether heat release electricity detection circuitry detects the people user and gets into the bathroom, through solenoid valve drive circuit drive solenoid valve throws light on through lighting circuit. Adopt the utility model discloses, can provide faint light for the user when like the lavatory night, the power saving simultaneously. It is required to explain, the utility model discloses a photosensitive detection circuit detects the intensity of current environment light, through whether pyroelectric detection circuit detects people user and gets into the bathroom, when the light intensity that detects is less than the default, simultaneously pyroelectric detection circuit detects someone and gets into the bathroom, lighting circuit just provides the illumination function, can effectively practice thrift the electric quantity. Specifically, the MCU8 may be a single chip microcomputer. The singlechip integrates various components such as an arithmetic unit, a controller, a memory, an input/output device and the like, and realizes various functions such as signal processing, data storage and the like. For example, an arithmetic unit includes a large number of comparison circuits, and can perform logical operation processing on a received signal instruction. Preferably, the single chip microcomputer can adopt models including but not limited to AT89C 51.

As shown in fig. 2, preferably, the pyroelectric detecting circuit 3 includes a PIR sensor U1, a first capacitor C7, a second capacitor C8, a third capacitor C9, a fourth capacitor C10, a first resistor R12, a second resistor R13, and a control chip N5, where the control chip N5 is electrically connected to the MCU8 (REL pin); the PIR sensor U1 includes a power supply terminal (pin 1), a ground terminal (pin 3), and an output terminal (pin 2), the power supply terminal is electrically connected to a power supply circuit (3.3V), the power supply terminal and the ground terminal are electrically connected through the first capacitor C9, the output terminal is electrically connected to a control chip N5 through the third capacitor C9, the ground terminal and the output terminal are electrically connected through the first resistor R12, and the output terminal is further grounded through the third capacitor C9 and a fourth capacitor C10 in sequence; the second capacitor C8 is connected in parallel with the first resistor R12; the second resistor R13 is connected in parallel with the fourth capacitor C10. It should be noted that the control chip is PS206, but is not limited thereto. The utility model discloses, can detect the human body signal of removing in the region through PIR sensor U1, for example: and the user walks into the toilet, transmits the detection signal to the control chip and then transmits the detection signal to the MCU so as to switch the lighting circuit.

Further, the photosensitive detection circuit 6 includes a photosensitive sensor U2, a fifth capacitor C11, a third resistor R14, a fourth resistor R15 and a fifth resistor R16; the power supply circuit (3.3V) is grounded through a third resistor R14 and a fourth resistor R15 in sequence, and the power supply circuit (3.3V) is electrically connected with the control chip N5 through the third resistor R14; the power supply circuit (3.3V) is grounded through the fifth resistor R16 and the photosensitive sensor U2 in sequence; the fifth capacitor C11 is connected in parallel with the photosensor U2. The utility model discloses, through photosensitive sensor U2 detection ring border light intensity, when the ambient light intensity that detects is less than the default (this moment, the environment is darker, needs the light) to give control chip with light intensity detection signal transmission, and then transmit to MCU switches to lighting circuit.

As shown in fig. 3, preferably, the infrared transmitting circuit 1 includes an infrared transmitter VD1, a first transistor Q1, a sixth resistor R6 and a seventh resistor R7, and the first transistor Q1 is an NPN-type transistor; the base of the first triode Q1 is electrically connected with the MCU8 through the sixth resistor R6, the emitter of the first triode Q1 is grounded through the seventh resistor R7, and the collector of the first triode Q1 is electrically connected with the power supply circuit (6V) through the infrared emitter VD 1. Further, the infrared receiving circuit 2 includes an infrared receiver VD2, a sixth capacitor C5, a seventh capacitor C6, an eighth resistor R1, a ninth resistor R2, a tenth resistor R3, an eleventh resistor R4, a twelfth resistor R5, and an operational amplifier N3; the positive input end of the operational amplifier N3 is electrically connected to the power supply circuit (3.3V) sequentially through the sixth capacitor C5 and the infrared receiver VD2, the positive input end of the operational amplifier N3 is further grounded sequentially through the sixth capacitor C5 and the eighth resistor R1, and the positive input end of the operational amplifier N3 is further grounded through the ninth resistor R2; the negative input end and the output end of the operational amplifier N3 are electrically connected through the eleventh resistor R4, and the seventh capacitor C6 is connected in parallel with the eleventh resistor R14; the negative input terminal of the operational amplifier N3 is grounded through the tenth resistor R3; the output end of the operational amplifier N3 is electrically connected to the MCU8 through the twelfth resistor R5. The utility model discloses, through infrared transmitter VD1 transmission infrared ray, receive through infrared receiver VD2 infrared transmitter VD1 transmission infrared ray can detect whether the people has the use bathroom.

Preferably, the lighting circuit 4 includes a lighting lamp VD4, a second transistor Q2, a thirteenth resistor R17 and a fourteenth resistor R18, and the second transistor Q2 is an NPN-type transistor; the base of the second triode Q2 is electrically connected with the MCU8 through the thirteenth resistor R17, the emitter of the second triode Q2 is grounded through the fourteenth resistor R18, and the collector of the second triode Q2 is electrically connected with the power supply circuit (6V) through the illuminating lamp VD 4.

As shown IN fig. 4, preferably, the solenoid valve driving circuit 5 includes a driving chip N4, a fifteenth resistor R10 and a sixteenth resistor R11, the driving chip N4 includes a first input terminal IN1, a second input terminal IN2, a third input terminal IN3, a first output terminal OUT1, a second output terminal OUT2, power source terminals (VM and VDD), and a ground terminal GND; the first input end IN1 and the second input end IN2 are both electrically connected to the MCU8, the first input end IN1 is further grounded through the fifteenth resistor R10, the second input end IN2 and the third input end IN3 are electrically connected to the sixteenth resistor R11, the first output end OUT1 and the second output end OUT1 are both electrically connected to the solenoid valve, and the power supply end is electrically connected to the power supply circuit.

As shown in fig. 5, preferably, the power supply circuit 7 includes a power supply (+6V), a voltage conversion chip N1, an eighth capacitor C1, a ninth capacitor C2, a tenth capacitor C3, and an eleventh capacitor C4; the power supply is electrically connected with the input end of the voltage conversion chip N1, the input end and the ground end of the voltage conversion chip N1 are electrically connected with the eighth capacitor C1, the ninth capacitor C2 is electrically connected with the eighth capacitor C1 in parallel, the output end and the ground end of the voltage conversion chip N1 are electrically connected with the tenth capacitor C3, and the eleventh capacitor C4 is electrically connected with the tenth capacitor C3 in parallel. Further, the power supply is a lithium battery.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. A urine induction device with illumination is characterized by comprising an infrared transmitting circuit, an infrared receiving circuit, a pyroelectric detection circuit, an illumination circuit, an electromagnetic valve driving circuit, a photosensitive detection circuit, a power supply circuit and an MCU (microprogrammed control unit);

the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the illumination circuit, the electromagnetic valve driving circuit and the power supply circuit are electrically connected with the MCU, the infrared transmitting circuit, the infrared receiving circuit, the pyroelectric detection circuit, the illumination circuit, the electromagnetic valve driving circuit and the photosensitive detection circuit are electrically connected with the power supply circuit, and the electromagnetic valve driving circuit is used for driving an electromagnetic valve;

the infrared receiving circuit is used for receiving the infrared rays emitted by the infrared emitting circuit;

the photosensitive detection circuit is electrically connected with the MCU through the pyroelectric detection circuit, the photosensitive detection circuit is used for detecting the light intensity of the environment, and the pyroelectric detection circuit is used for detecting the human body movement signal in the detection area.

2. The illuminated urine sensing device of claim 1, wherein the pyroelectric detection circuit comprises a PIR sensor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a first resistor, a second resistor and a control chip, wherein the control chip is electrically connected to the MCU;

the PIR sensor comprises a power supply end, a grounding end and an output end, wherein the power supply end is electrically connected with a power supply circuit, the power supply end is electrically connected with the grounding end through the first capacitor, the output end is electrically connected with the control chip through the third capacitor, the grounding end is electrically connected with the output end through the first resistor, and the output end is further grounded through the third capacitor and the fourth capacitor in sequence;

the second capacitor is connected with the first resistor in parallel;

the second resistor is connected with the fourth capacitor in parallel.

3. The illuminated urine sensing device of claim 2 wherein the light sensitive detection circuit comprises a light sensitive sensor, a fifth capacitor, a third resistor, a fourth resistor, and a fifth resistor;

the power supply circuit is grounded through a third resistor and a fourth resistor in sequence, and the power supply circuit is electrically connected with the control chip through the third resistor;

the power supply circuit is grounded through the fifth resistor and the photosensitive sensor in sequence;

the fifth capacitor is connected in parallel with the photosensitive sensor.

4. The illuminated urine sensing device of claim 1 wherein said infrared emitting circuit comprises an infrared emitter, a first transistor, a sixth resistor and a seventh resistor, said first transistor being an NPN transistor;

the base electrode of the first triode is electrically connected with the MCU through the sixth resistor, the emitting electrode of the first triode is grounded through the seventh resistor, and the collecting electrode of the first triode is electrically connected with the power supply circuit through the infrared emitter.

5. The illuminated urine sensing device according to claim 1, wherein the infrared receiving circuit comprises an infrared receiver, a sixth capacitor, a seventh capacitor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, and an operational amplifier;

the positive input end of the operational amplifier is electrically connected with the power supply circuit sequentially through the sixth capacitor and the infrared receiver, the positive input end of the operational amplifier is grounded sequentially through the sixth capacitor and the eighth resistor, and the positive input end of the operational amplifier is grounded through the ninth resistor;

the negative input end and the output end of the operational amplifier are electrically connected through the eleventh resistor, and the seventh capacitor is connected with the eleventh resistor in parallel;

the negative input end of the operational amplifier is grounded through the tenth resistor;

and the output end of the operational amplifier is electrically connected with the MCU through the twelfth resistor.

6. The illuminated urine sensing device of claim 1 wherein the illumination circuit comprises an illumination lamp, a second transistor, a thirteenth resistor and a fourteenth resistor, the second transistor being an NPN transistor;

the base electrode of the second triode is electrically connected with the MCU through the thirteenth resistor, the emitting electrode of the second triode is grounded through the fourteenth resistor, and the collecting electrode of the second triode is electrically connected with the power supply circuit through the illuminating lamp.

7. The urine sensing device with illumination of claim 1, wherein the solenoid driving circuit comprises a driving chip, a fifteenth resistor and a sixteenth resistor, the driving chip comprises a first input terminal, a second input terminal, a third input terminal, a first output terminal, a second output terminal, a power terminal and a ground terminal;

the first input end and the second input end are both electrically connected with the MCU, the first input end is also grounded through the fifteenth resistor, the second input end and the third input end are electrically connected through the sixteenth resistor, the first output end and the second output end are both electrically connected with the electromagnetic valve, and the power end is electrically connected with the power supply circuit.

8. The illuminated urine sensing device of claim 1 wherein the power supply circuit comprises a power supply, a voltage conversion chip, an eighth capacitor, a ninth capacitor, a tenth capacitor, and an eleventh capacitor;

the power supply is electrically connected with the input end of the voltage conversion chip, the input end and the grounding end of the voltage conversion chip are electrically connected through the eighth capacitor, the ninth capacitor is electrically connected with the eighth capacitor in parallel, the output end and the grounding end of the voltage conversion chip are electrically connected through the tenth capacitor, and the eleventh capacitor is electrically connected with the tenth capacitor in parallel.

9. The illuminated urine sensing device of claim 8 wherein the power source is a lithium battery.