CN216956717U - Infrared foot sensing control circuit for hanging intelligent closestool - Google Patents
Infrared foot sensing control circuit for hanging intelligent closestool Download PDFInfo
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- CN216956717U CN216956717U CN202123127500.6U CN202123127500U CN216956717U CN 216956717 U CN216956717 U CN 216956717U CN 202123127500 U CN202123127500 U CN 202123127500U CN 216956717 U CN216956717 U CN 216956717U
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- 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
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses an infrared foot feel control circuit for hanging an intelligent closestool, which comprises an infrared emission module, an infrared emission switch module, an infrared receiving switch module, an infrared detection module, an indication module, a voltage regulation module, a control module and a power supply module, wherein the infrared emission switch module is connected with the infrared emission switch module; the input end of the infrared emission switch module is electrically connected with the power supply module through the infrared emission module, the control end of the infrared emission switch module is electrically connected with the output end of the voltage regulation module, and one end of the indication module, the control end of the voltage regulation module, the output end of the infrared detection module and the control end of the infrared receiving switch module are respectively electrically connected with the control module. By adopting the utility model, the problem of functional failure of the existing infrared foot sensing module can be solved, and the infrared foot sensing module has the advantages of strong adaptability and strong anti-interference capability.
Description
Technical Field
The utility model relates to the field of bathrooms, in particular to an infrared foot feeling control circuit for hanging an intelligent closestool.
Background
With the popularization of intelligent toilets, automatic (or semi-automatic) flip functions are more and more popular, and in addition, the cost of the microwave induction flip on the market is higher, and the problem of false triggering or non-triggering is easy to occur. The infrared foot feeling tends to replace the microwave induction due to the lower price and the performance problem.
Whether the module is felt through judging the signal and whether having the judgement trigger switch that is reflected because of current infrared foot, can receive and hang intelligent closestool user shoes influence, when the user wears the shoes of extinction material, because the infrared ray has been absorbed, there is the risk of functional failure in the module, in addition, in case the part that is equipped with infrared module shifts, need reset regulation infrared detection distance, have the limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an infrared foot sensing control circuit for hanging an intelligent closestool, which can solve the problem of functional failure of the existing infrared foot sensing module and has the advantages of strong adaptability and strong anti-interference capability.
In order to solve the technical problem, the utility model provides an infrared foot sensing control circuit for hanging an intelligent closestool, which comprises an infrared transmitting module, an infrared transmitting switch module, an infrared receiving switch module, an infrared detecting module, an indicating module, a voltage adjusting module, a control module and a power supply module, wherein the infrared transmitting module is connected with the infrared transmitting switch module; the input end of the infrared emission switch module is electrically connected with the power supply module through the infrared emission module, the control end of the infrared emission switch module is electrically connected with the output end of the voltage regulating module, one end of the indication module, the control end of the voltage regulation module, the output end of the infrared detection module and the control end of the infrared receiving switch module are respectively and electrically connected with the control module, the input end of the voltage regulating module, the input end of the control module and the input end of the infrared receiving switch module are electrically connected with the power supply module, the output end of the infrared receiving switch module is electrically connected with the first end of the infrared receiving module, the second end of the infrared receiving module is electrically connected with the input end of the infrared detection module, and the output end of the infrared emission switch module, the other end of the indication module and the third end of the infrared receiving module are all grounded.
Preferably, the voltage regulation module comprises a voltage regulation unit, a first current limiting unit, a second current limiting unit and a first filtering unit; one end of the first current limiting unit is the input end of the voltage regulating module and is grounded through the first filtering unit, and the other end of the first current limiting unit is electrically connected with the input end of the voltage regulating unit; one end of the second current limiting unit is a control end of the voltage regulating module, and the other end of the second current limiting unit is electrically connected with the control end of the voltage regulating unit; the output end of the voltage regulating unit is the output end of the voltage regulating module.
Preferably, the infrared emission switch module includes a first switch tube unit, a third current limiting unit and a fourth current limiting unit; one end of the third current limiting unit is a control end of the infrared emission switch module, and the other end of the third current limiting unit is electrically connected with the control end of the first switch tube unit; one end of the fourth current limiting unit is the output end of the infrared emission switch module, and the other end of the fourth current limiting unit is electrically connected with the output end of the first switch tube unit; the input end of the first switch tube unit is the input end of the infrared emission switch module.
Preferably, the infrared receiving switch module includes a second switch tube unit, a second filtering unit, a fifth current limiting unit and a sixth current limiting unit; one end of the fifth current limiting unit is a control end of the infrared receiving switch module and is electrically connected with the input end of the second switch tube unit through the sixth current limiting unit, and the other end of the fifth current limiting unit is electrically connected with the control end of the second switch tube unit; the input end and the output end of the second switch tube unit are respectively the input end and the output end of the infrared receiving switch module, and the output end of the second switch tube unit is grounded through the second filtering unit.
Preferably, the infrared receiving module comprises an infrared receiving unit and a seventh current limiting unit; one end of the infrared receiving unit is a first end of the infrared receiving module, the other end of the infrared receiving unit is a second end of the infrared receiving module and is electrically connected with one end of the seventh current limiting unit, and the other end of the seventh current limiting unit is a third end of the infrared receiving module.
Preferably, the infrared detection module includes an operational amplification unit, a third filtering unit, an eighth current limiting unit, a ninth current limiting unit, a tenth current limiting unit, an eleventh current limiting unit, and a fourth filtering unit; one end of the third filtering unit is an input end of the infrared detection module, the other end of the third filtering unit is electrically connected with a positive input end of the operational amplification unit and is grounded through the eighth current-limiting unit, a negative input end of the operational amplification unit is grounded through the ninth current-limiting unit and is electrically connected with an output end of the operational amplification unit through the tenth current-limiting unit, an output end of the operational amplification unit is electrically connected with one end of the eleventh current-limiting unit, the other end of the eleventh current-limiting unit is an output end of the infrared detection module, and the fourth filtering unit is connected with the tenth current-limiting unit in parallel.
Preferably, the indicating module comprises an indicating unit and a twelfth current limiting unit; one end of the indicating unit is electrically connected with the control module through the twelfth current limiting unit, and the other end of the indicating unit is grounded.
Preferably, the power supply module comprises a power supply unit, a voltage conversion unit, an input filtering unit and an output filtering unit; the input ends of the voltage conversion unit and the voltage regulation module and the infrared emission module are electrically connected with the power supply unit and are grounded through the input filtering unit; the output end of the voltage conversion unit is electrically connected with the input end of the infrared receiving switch module and the control module and is grounded through the output filtering unit.
Preferably, the power supply module further includes a voltage detection unit, an alarm unit, a third switching tube unit, a thirteenth current limiting unit, and a fourteenth current limiting unit; one end of the voltage detection unit and the input end of the third switching tube unit are electrically connected with the power supply unit, the other end of the voltage detection unit and one end of the thirteenth current limiting unit are electrically connected with the control module respectively, the other end of the thirteenth current limiting unit is electrically connected with the control end of the third switching tube unit, and the output end of the third switching tube unit is grounded through the fourteenth current limiting unit and the alarm unit in sequence.
Preferably, the infrared foot sensing control circuit for hanging the intelligent closestool further comprises a communication module, and the communication module is electrically connected with the control module and the power supply module.
The beneficial effects of the implementation of the utility model are as follows:
in the utility model, the input end of the infrared emission switch module is electrically connected with the power supply module through the infrared emission module, the control end of the infrared emission switch module is electrically connected with the output end of the voltage regulating module, one end of the indication module, the control end of the voltage regulation module, the output end of the infrared detection module and the control end of the infrared receiving switch module are respectively and electrically connected with the control module, the input end of the voltage regulating module, the input end of the control module and the input end of the infrared receiving switch module are electrically connected with the power supply module, the output end of the infrared receiving switch module is electrically connected with the first end of the infrared receiving module, the second end of the infrared receiving module is electrically connected with the input end of the infrared detection module, and the output end of the infrared emission switch module, the other end of the indication module and the third end of the infrared receiving module are all grounded. By adopting the utility model, the problem of functional failure of the existing infrared foot sensing module can be solved, and the infrared foot sensing module has the advantages of strong adaptability and strong anti-interference capability; through voltage regulation module adjusts infrared emission switch module's drive current size, and then control infrared emission module's transmitting power size to can increase ground reflected signal and as the signal supplement, confirm as the trigger signal when can not receive ground reflected signal and receive and reduce transmitting power transmitting signal, thereby solve when the user wears shoes of extinction material and carries out the foot and feel because the infrared ray has absorbed and lead to the problem that the foot feels control circuit to have the function failure.
Drawings
FIG. 1 is a schematic block diagram of an infrared foot-sensing control circuit for a hanging intelligent toilet provided by the present invention;
FIG. 2 is a circuit schematic of a control module provided by the present invention;
FIG. 3 is a functional block diagram of a voltage regulation module provided by the present invention;
FIG. 4 is a circuit schematic of an IR emitting switch module provided by the present invention;
fig. 5 is a schematic circuit diagram of an infrared receiving switch module provided by the present invention;
fig. 6 is a schematic circuit diagram of an infrared receiving module provided in the present invention;
FIG. 7 is a schematic circuit diagram of an infrared detection module provided by the present invention;
FIG. 8 is a circuit schematic of an indicator block provided by the present invention;
FIG. 9 is a functional block diagram of a power supply module provided by the present invention;
fig. 10 is another functional block diagram of the power supply module provided by the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the utility model is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the utility model.
As shown in fig. 1, the utility model provides an infrared foot sensing control circuit for hanging an intelligent toilet, which comprises an infrared emission module 4, an infrared emission switch module 5, an infrared receiving module 6, an infrared receiving switch module 7, an infrared detection module 8, an indication module 9, a voltage regulation module 2, a control module 1 and a power supply module 3; the input end of the infrared emission switch module 5 passes through the infrared emission module 4 and the power supply module 3 are electrically connected, the control end of the infrared emission switch module 5 and the output end of the voltage regulation module 2 are electrically connected, the one end of the indication module 9, the control end of the voltage regulation module 2, the output end of the infrared detection module 8 and the control end of the infrared reception switch module 7 are respectively electrically connected with the control module 1, the input end of the voltage regulation module 2, the input end of the control module 1 and the infrared reception switch module 5 are electrically connected with the power supply module 3, the output end of the infrared reception switch module 7 and the first end of the infrared reception module 6 are electrically connected, the second end of the infrared reception module 6 and the input end of the infrared detection module 8 are electrically connected, the output end of the infrared emission switch module 5, the output end of the infrared reception switch module 7, the control end of the infrared reception switch module 1 and the control end of the infrared reception switch module 7 are electrically connected with the control module 1, and the input end of the infrared detection module 8 is electrically connected with the power supply module 3, The other end of the indication module 9 and the third end of the infrared receiving module 6 are both grounded.
It should be noted that, as shown in fig. 2, the control module is a single chip microcomputer N1, but is not limited thereto; 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.
According to the utility model, the input end of the infrared emission switch module 5 is electrically connected with the power supply module 3 through the infrared emission module 4, the control end of the infrared emission switch module 5 is electrically connected with the output end of the voltage regulation module 2, one end of the indication module 9, the control end of the voltage regulation module 2, the output end of the infrared detection module 8 and the control end of the infrared reception switch module 7 are respectively electrically connected with the control module 1, the input end of the voltage regulation module 2, the input ends of the control module 1 and the infrared reception switch module 5 are electrically connected with the power supply module 3, the output end of the infrared reception switch module 7 is electrically connected with the first end of the infrared reception module 6, the second end of the infrared reception module 6 is electrically connected with the input end of the infrared detection module 8, the output end of the infrared emission switch module 5, the control end of the voltage regulation module 1, the control end of the voltage regulation module 2 and the control end of the infrared reception switch module 7 are respectively electrically connected with the control module 1, the voltage regulation module, the input end of the voltage regulation module 2, the control module and the control module 1, the infrared reception switch module 5, the control module, The other end of the indicating module 9 and the third end of the infrared receiving module 6 are both grounded. By adopting the utility model, the problem of functional failure of the existing infrared foot sensing module can be solved, and the infrared foot sensing module has the advantages of strong adaptability and strong anti-interference capability; through voltage regulation module 2 adjusts infrared emission switch module 5's drive current size, and then control infrared emission module 4's transmitting power size to can increase ground reflected signal and as the signal supplement, confirm for the trigger signal when can not receive ground reflected signal and receive and reduce transmitting power transmitting signal, thereby solve when the user wears shoes of extinction material and carry out the foot and feel because the infrared ray has absorbed and lead to the problem that the foot feels control circuit to have the function failure.
Specifically, through adjusting voltage regulation module 2's voltage size and then adjust infrared emission switch module 5's drive current size to make infrared emission module 4 send the infrared signal of strong and weak change, generally set up two passageways (the infrared signal of two different intensity of periodic emission, wherein the infrared signal of first intensity can reach ground, the infrared signal of second intensity can't reach ground), when the user worn the shoes of extinction material to carry out the feel, the infrared ray of second intensity and first intensity all is absorbed, thereby judge that the user is carrying out the feel control this moment because infrared receiving module does not receive the transmission signal on ground, thereby judge for trigger signal.
In addition, the infrared emission module emits infrared signals with intensity change (based on ground reflection signals as a reference, when no trigger exists, the signals received by the receiving head are AD signals with intensity change, when the trigger exists, the intensity change state is interrupted, the receiving head can receive a plurality of trigger signals, 1, when shoes with good reflection are swept, the average value of the AD signals is strengthened, 2, when the shoes with poor reflection are swept, the average value of the AD signals is weakened, 3, when the floor tiles are made of light absorption materials, the AD signals are obtained when no AD signals are obtained, 4, when the floor tiles are made of strong light reflection materials, the power of a reflection pipe of the module is adjusted to be maximum, and when the AD signals are weakened or not obtained.)
As shown in fig. 3, the voltage regulation module 2 includes a voltage regulation unit 21, a first current limiting unit 22, a second current limiting unit 23, and a first filtering unit 24; one end of the first current limiting unit 22 is an input end of the voltage regulating module 2 and is grounded through the first filtering unit 24, and the other end of the first current limiting unit 22 is electrically connected with an input end of the voltage regulating unit 21; one end of the second current limiting unit 23 is a control end of the voltage regulating module 2, and the other end of the second current limiting unit 23 is electrically connected with the control end of the voltage regulating unit 21; the output end of the voltage regulating unit 21 is the output end of the voltage regulating module 2.
It should be noted that, in this embodiment, the voltage adjusting unit 21 is used to adjust the driving current of the infrared emission switch module 5, and the first current limiting unit 22 and the second current limiting unit 23 are used to limit current to avoid burning out the voltage adjusting unit 21, and the first filtering unit 24 is used to filter noise in the circuit to improve the stability of the circuit. The voltage regulating unit is a capacitor charging and discharging circuit or a boosting circuit, but is not limited thereto.
As shown in fig. 4, the infrared transmitting switch module 5 includes a first switching tube unit Q1, a third current limiting unit R6, and a fourth current limiting unit R7; one end of the third current limiting unit R6 is a control end of the infrared emission switch module 5, and the other end of the third current limiting unit R6 is electrically connected to the control end of the first switching tube unit Q1; one end of the fourth current limiting unit R7 is an output end of the infrared emission switch module 5, and the other end of the fourth current limiting unit R7 is electrically connected to an output end of the first switching tube unit Q1; the input end of the first switch tube unit Q1 is the input end of the infrared emission switch module 5.
It should be noted that, in this embodiment, the on-off state of the infrared emission switch module 5 is controlled by controlling the conducting state of the first switching tube unit Q1, and current is limited by the third current limiting unit R6 and the fourth current limiting unit R7, so as to avoid burning out the first switching tube unit Q1.
As shown in fig. 5, the infrared receiving switch module 7 includes a second switching tube unit Q2, a second filtering unit C7, a fifth current limiting unit R9 and a sixth current limiting unit R8; one end of the fifth current limiting unit R9 is a control end of the infrared receiving switch module 7 and is electrically connected to the input end of the second switching tube unit Q2 through the sixth current limiting unit R8, and the other end of the fifth current limiting unit R9 is electrically connected to the control end of the second switching tube unit Q2; the input end and the output end of the second switching tube unit Q2 are the input end and the output end of the infrared receiving switch module 7, respectively, and the output end of the second switching tube unit Q2 is grounded through the second filtering unit C7.
It should be noted that, in this embodiment, the on-off state of the infrared receiving switch module 7 is controlled by controlling the on-state of the second switching tube unit Q2, and the current is limited by the fifth current limiting unit R9 and the sixth current limiting unit R8 to avoid burning out the second switching tube unit Q2, and meanwhile, the second filtering unit C7 filters noise in the circuit to improve the stability of the circuit.
As shown in fig. 6, the infrared receiving module 6 includes an infrared receiving unit VD2 and a seventh current limiting unit R1; the one end of infrared receiving element VD2 is infrared receiving module 6's first end, the other end of infrared receiving element VD2 is infrared receiving module 6's second end and with seventh current-limiting unit R1's one end electric connection, the other end of seventh current-limiting unit R1 is infrared receiving module 6's third end.
In this embodiment, the infrared receiving unit VD2 receives the reflected infrared rays, and the seventh current limiting unit R1 limits the current to avoid burning out the infrared receiving unit VD 2.
As shown in fig. 7, the infrared detection module 8 includes an operational amplification unit N3, a third filtering unit C5, an eighth current limiting unit R2, a ninth current limiting unit R3, a tenth current limiting unit R4, an eleventh current limiting unit R5, and a fourth filtering unit C6; one end of the third filtering unit C5 is the input end of the infrared detection module 8, the other end of the third filtering unit C5 is electrically connected to the positive input end of the operational amplifying unit N3 and is grounded through the eighth current limiting unit R2, the negative input end of the operational amplifying unit N3 is grounded through the ninth current limiting unit R3 and is electrically connected to the output end of the operational amplifying unit N3 through the tenth current limiting unit R4, the output end of the operational amplifying unit N3 is electrically connected to one end of the eleventh current limiting unit R5, the other end of the eleventh current limiting unit R5 is the output end of the infrared detection module 8, and the fourth filtering unit C6 is connected to the tenth current limiting unit R4 in parallel.
In this embodiment, the detection signal is amplified by the operational amplifier N3, and is current-limited by the eighth current-limiting unit R2, the ninth current-limiting unit R3, the tenth current-limiting unit R4, and the eleventh current-limiting unit R5 to avoid burning out electronic components, and noise in the circuit is filtered by the third filter unit C5 and the fourth filter unit C6 to improve the stability of the circuit.
As shown in fig. 8, the indicating module 9 includes an indicating unit VD3 and a twelfth current limiting unit R10; one end of the indicating unit VD3 is electrically connected to the control module 1 through the twelfth current limiting unit R10, and the other end of the indicating unit VD3 is grounded.
In this embodiment, the indication unit VD3 is used for indicating light to remind the operating state of the device, and the twelfth current limiting unit R10 is used for limiting current to avoid burning out the indication unit VD 3.
As shown in fig. 9, the power supply module 3 includes a power supply unit 31, a voltage conversion unit 32, an input filter unit 33, and an output filter unit 34; the voltage conversion unit 32, the input end of the voltage regulation module 2 and the infrared emission module 4 are electrically connected with the power supply unit 31 and are grounded through the input filter unit 33; the output end of the voltage conversion unit 32 is electrically connected to the input end of the infrared receiving switch module 7 and the control module 1 and is grounded through the output filter unit 34.
It should be noted that in this embodiment, the voltage conversion unit converts to obtain the working voltage suitable for each functional module, and the input filtering unit 33 and the output filtering unit 34 filter noise in the circuit to improve the stability of power supply.
As shown in fig. 10, the power supply module 3 further includes a voltage detection unit 35, an alarm unit 36, a third switching tube unit 37, a thirteenth current limiting unit 38, and a fourteenth current limiting unit 39; one end of the voltage detection unit 35 and the input end of the third switching tube unit 37 are electrically connected to the power supply unit 31, the other end of the voltage detection unit 35 and one end of the thirteenth current limiting unit 38 are electrically connected to the control module 1, the other end of the thirteenth current limiting unit 38 is electrically connected to the control end of the third switching tube unit 37, and the output end of the third switching tube unit 37 is grounded through the fourteenth current limiting unit 39 and the alarm unit 36 in sequence.
It should be noted that, in this embodiment, the voltage detection unit 35 monitors the voltage signal of the power supply unit in real time and obtains the remaining power of the power supply unit, and when the remaining power is smaller than the preset power, the third switch tube unit 37 is turned on, and the warning unit 36 performs low-power warning to remind relevant people of overhaul. And the current is limited by the thirteenth current limiting unit 38 and the fourteenth current limiting unit 39 to avoid burning out the third switching tube unit 37.
Preferably, the infrared foot sensing control circuit for hanging the intelligent closestool further comprises a communication module (not marked), and the communication module is electrically connected with the control module and the power supply module.
It should be noted that, in this embodiment, a user may establish a communication connection with the control module through the communication module at a client, such as a mobile phone, so as to remotely monitor the product of the present invention, so as to timely handle an emergency.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.
Claims (10)
1. An infrared foot sensing control circuit for hanging an intelligent closestool is characterized by comprising an infrared transmitting module, an infrared transmitting switch module, an infrared receiving switch module, an infrared detecting module, an indicating module, a voltage adjusting module, a control module and a power supply module;
the input end of the infrared emission switch module is electrically connected with the power supply module through the infrared emission module, the control end of the infrared emission switch module is electrically connected with the output end of the voltage regulating module, one end of the indicating module, the control end of the voltage regulating module, the output end of the infrared detection module and the control end of the infrared receiving switch module are respectively and electrically connected with the control module, the input end of the voltage regulating module, the input end of the control module and the input end of the infrared receiving switch module are electrically connected with the power supply module, the output end of the infrared receiving switch module is electrically connected with the first end of the infrared receiving module, the second end of the infrared receiving module is electrically connected with the input end of the infrared detection module, and the output end of the infrared emission switch module, the other end of the indication module and the third end of the infrared receiving module are all grounded.
2. The infrared foot-feel control circuit for hanging an intelligent toilet according to claim 1, wherein the voltage regulation module comprises a voltage regulation unit, a first current limiting unit, a second current limiting unit, and a first filtering unit;
one end of the first current limiting unit is the input end of the voltage regulating module and is grounded through the first filtering unit, and the other end of the first current limiting unit is electrically connected with the input end of the voltage regulating unit;
one end of the second current limiting unit is a control end of the voltage regulating module, and the other end of the second current limiting unit is electrically connected with the control end of the voltage regulating unit;
the output end of the voltage regulating unit is the output end of the voltage regulating module.
3. The infrared foot feel control circuit for hanging an intelligent toilet as claimed in claim 1, wherein the infrared emission switch module comprises a first switch tube unit, a third current limiting unit and a fourth current limiting unit;
one end of the third current limiting unit is a control end of the infrared emission switch module, and the other end of the third current limiting unit is electrically connected with the control end of the first switch tube unit;
one end of the fourth current limiting unit is the output end of the infrared emission switch module, and the other end of the fourth current limiting unit is electrically connected with the output end of the first switch tube unit;
the input end of the first switch tube unit is the input end of the infrared emission switch module.
4. The infrared foot-feel control circuit for hanging an intelligent closestool of claim 1, wherein the infrared receiving switch module comprises a second switch tube unit, a second filtering unit, a fifth current limiting unit and a sixth current limiting unit;
one end of the fifth current limiting unit is a control end of the infrared receiving switch module and is electrically connected with the input end of the second switch tube unit through the sixth current limiting unit, and the other end of the fifth current limiting unit is electrically connected with the control end of the second switch tube unit;
the input end and the output end of the second switch tube unit are respectively the input end and the output end of the infrared receiving switch module, and the output end of the second switch tube unit is grounded through the second filtering unit.
5. The infrared foot feel control circuit for hanging an intelligent toilet as claimed in claim 1, wherein the infrared receiving module comprises an infrared receiving unit and a seventh current limiting unit;
one end of the infrared receiving unit is a first end of the infrared receiving module, the other end of the infrared receiving unit is a second end of the infrared receiving module and is electrically connected with one end of the seventh current limiting unit, and the other end of the seventh current limiting unit is a third end of the infrared receiving module.
6. The infrared foot-feel control circuit for hanging an intelligent closestool of claim 5, wherein the infrared detection module comprises an operational amplification unit, a third filtering unit, an eighth current limiting unit, a ninth current limiting unit, a tenth current limiting unit, an eleventh current limiting unit and a fourth filtering unit;
one end of the third filtering unit is an input end of the infrared detection module, the other end of the third filtering unit is electrically connected with a positive input end of the operational amplification unit and is grounded through the eighth current-limiting unit, a negative input end of the operational amplification unit is grounded through the ninth current-limiting unit and is electrically connected with an output end of the operational amplification unit through the tenth current-limiting unit, an output end of the operational amplification unit is electrically connected with one end of the eleventh current-limiting unit, the other end of the eleventh current-limiting unit is an output end of the infrared detection module, and the fourth filtering unit is connected with the tenth current-limiting unit in parallel.
7. The infrared foot-feel control circuit for hanging an intelligent toilet according to claim 1, wherein the indication module comprises an indication unit and a twelfth current limiting unit;
one end of the indicating unit is electrically connected with the control module through the twelfth current limiting unit, and the other end of the indicating unit is grounded.
8. The infrared foot feel control circuit for hanging an intelligent toilet as recited in claim 1, wherein the power module comprises a power supply unit, a voltage conversion unit, an input filter unit, and an output filter unit;
the input ends of the voltage conversion unit and the voltage regulation module and the infrared emission module are electrically connected with the power supply unit and are grounded through the input filtering unit;
the output end of the voltage conversion unit is electrically connected with the input end of the infrared receiving switch module and the control module and is grounded through the output filtering unit.
9. The infrared foot-sensing control circuit for hanging an intelligent closestool of claim 8, wherein the power supply module further comprises a voltage detection unit, an alarm unit, a third switch tube unit, a thirteenth current limiting unit and a fourteenth current limiting unit;
one end of the voltage detection unit and the input end of the third switching tube unit are electrically connected with the power supply unit, the other end of the voltage detection unit and one end of the thirteenth current limiting unit are electrically connected with the control module respectively, the other end of the thirteenth current limiting unit is electrically connected with the control end of the third switching tube unit, and the output end of the third switching tube unit is grounded through the fourteenth current limiting unit and the warning unit in sequence.
10. The infrared foot-sensing control circuit for hanging the intelligent closestool of any one of claims 1-9, further comprising a communication module, wherein the communication module is electrically connected with the control module and the power supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123127500.6U CN216956717U (en) | 2021-12-13 | 2021-12-13 | Infrared foot sensing control circuit for hanging intelligent closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123127500.6U CN216956717U (en) | 2021-12-13 | 2021-12-13 | Infrared foot sensing control circuit for hanging intelligent closestool |
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| Publication Number | Publication Date |
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| CN216956717U true CN216956717U (en) | 2022-07-12 |
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| CN202123127500.6U Active CN216956717U (en) | 2021-12-13 | 2021-12-13 | Infrared foot sensing control circuit for hanging intelligent closestool |
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2021
- 2021-12-13 CN CN202123127500.6U patent/CN216956717U/en active Active
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