CN217183019U - Intelligent closestool lasts supply circuit - Google Patents
Intelligent closestool lasts supply circuit Download PDFInfo
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- CN217183019U CN217183019U CN202122277710.7U CN202122277710U CN217183019U CN 217183019 U CN217183019 U CN 217183019U CN 202122277710 U CN202122277710 U CN 202122277710U CN 217183019 U CN217183019 U CN 217183019U
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses an intelligent closestool continuous power supply circuit, which comprises a photovoltaic power generation module, a first voltage conversion module, a super capacitor module, a commercial power access module, a second voltage conversion module, a power failure detection module, a change-over switch module, a control module and a main control board power module; the photovoltaic power generation module is electrically connected with the input end of the first voltage conversion module, the output end of the first voltage conversion module is electrically connected with the super capacitor module, and the super capacitor module is electrically connected with the control module; the utility power access module is electrically connected with the power failure detection module and the input end of the second voltage conversion module, the output end of the second voltage conversion module is electrically connected with the power supply module of the main control board, and the output end of the power failure detection module is electrically connected with the control module. Adopt the utility model discloses, can solve traditional intelligent closestool power supply battery and have the problem of life-span weak point and pollution.
Description
Technical Field
The utility model relates to a bathroom field especially relates to an intelligent closestool lasts supply circuit.
Background
The traditional intelligent closestool or electrified bathroom product generally use battery power supply after having a power failure, and life is short, need change after the battery exhausts, and the maintenance cost is high, and the battery need not appear the weeping for a long time, corrodes circuit module, causes permanent damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a continuous supply circuit of intelligent closestool is provided, can solve traditional intelligent closestool power supply battery and have the problem of life-span weak point and pollution.
In order to solve the technical problem, the utility model provides an intelligent closestool continuous power supply circuit, which comprises a power generation module, a first voltage conversion module, a super capacitor module, a commercial power access module, a second voltage conversion module, a power failure detection module, a change-over switch module, a control module and a main control board power module; the power generation module is electrically connected with the input end of the first voltage conversion module, the output end of the first voltage conversion module is electrically connected with the super capacitor module, and the super capacitor module is electrically connected with the control module; the mains supply access module is electrically connected with the power failure detection module and the input end of the second voltage conversion module, the output end of the second voltage conversion module is electrically connected with the power supply module of the main control board, and the output end of the power failure detection module is electrically connected with the control module; the input end of the change-over switch module is electrically connected with the super capacitor module, the output end of the change-over switch module is electrically connected with the main control board power module, and the control end of the change-over switch module is electrically connected with the control module.
Preferably, the first voltage conversion module includes a first voltage conversion unit, a first input filtering unit and a first output filtering unit; the input end of the first voltage conversion unit is the input end of the first voltage conversion module and is grounded through the first input filter unit; the output end of the first voltage conversion unit is the output end of the first voltage conversion module and is grounded through the first output filter unit.
Preferably, the super capacitor module comprises a first super capacitor unit and a second super capacitor unit; one end of the first super capacitor unit is electrically connected with the output end of the first voltage conversion module, and the other end of the first super capacitor unit is grounded through the second super capacitor unit.
Preferably, the power failure detection module includes an optical coupling unit, a first pull-up unit, and a first current limiting unit; the utility model discloses a super capacitor module electric connection, including opto-coupler unit, commercial power access module, first current-limiting unit, first pull-up unit, super capacitor module electric connection and control module electric connection, the first input and the second input of opto-coupler unit all with commercial power access module electric connection, the output of opto-coupler unit passes through first pull-up unit with super capacitor module electric connection passes through first current-limiting unit with control module electric connection.
Preferably, the change-over switch module comprises a first triode unit, a second current limiting unit, a relay unit and a first diode unit; the base electrode of the first triode unit is electrically connected with the control module through the second current limiting unit, the collector electrode of the first triode unit is electrically connected with the second coil end of the relay unit and is electrically connected with the super capacitor module through the first diode unit, and the emitter electrode of the first triode unit is grounded; the first coil end and the movable contact end of the relay unit are both electrically connected with the super capacitor module, and the normally open end of the relay unit is electrically connected with the main control board power module.
Preferably, the intelligent closestool continuous power supply circuit further comprises a regulating module, a current sampling module and a voltage sampling module; the input end of the adjusting module is electrically connected with the output end of the first voltage conversion module, the output end of the adjusting module is electrically connected with the super capacitor module, and the control end of the adjusting module is electrically connected with the control module; the current sampling module is electrically connected with the super capacitor module and the control module; the voltage sampling module is electrically connected with the super capacitor module and the control module.
Preferably, the adjusting module includes a first MOS transistor unit, a third current limiting unit, a second diode unit, a second triode unit, a fourth current limiting unit, a fifth current limiting unit, a first operational amplifier unit, a sixth current limiting unit, a first voltage dividing unit, a second voltage dividing unit, a first filtering unit, a second filtering unit, and a seventh current limiting unit; the source and the drain of the first MOS tube unit are respectively the input and the output of the regulating module, one end of the sixth current limiting unit is the control end of the regulating module, the other end of the sixth current limiting unit is electrically connected with the positive input end of the first operational amplifier unit, grounded through the second voltage dividing unit, and electrically connected with the source of the first MOS tube unit through the first voltage dividing unit, the first filtering unit is connected with the second voltage dividing unit in parallel, the negative input end of the first operational amplifier unit is electrically connected with the drain of the first MOS tube unit, the output of the first operational amplifier unit is electrically connected with the gate of the second triode unit sequentially through the seventh current limiting unit and the fifth current limiting unit, the emitter of the second triode unit is grounded, and the collector of the second triode unit is electrically connected with the gate of the first MOS tube unit through the fourth current limiting unit And the third current limiting unit is electrically connected with the source electrode of the first MOS tube unit, and the source electrode and the drain electrode of the first MOS tube unit are electrically connected through the second diode unit.
Preferably, the current sampling module includes a second operational amplifier unit, an eighth current limiting unit, a ninth current limiting unit and a current sampling unit; the positive input end of the second operational amplifier unit is electrically connected with one end of the second super capacitor unit through the eighth current limiting unit and is sequentially grounded through the eighth current limiting unit and the current sampling unit, the other end of the second super capacitor unit is electrically connected with the output end of the first voltage conversion module through the first super capacitor unit, the negative input end of the second operational amplifier unit is grounded, and the output end of the second operational amplifier unit is electrically connected with the control module and is electrically connected with the positive input end of the second operational amplifier unit through the ninth current limiting unit.
Preferably, the voltage sampling module comprises a third voltage division unit and a fourth voltage division unit; one end of the third voltage division unit is electrically connected with the super capacitor module, and the other end of the third voltage division unit is electrically connected with the control module and grounded through the fourth voltage division unit.
Preferably, the second voltage conversion module includes a second voltage conversion unit, a second input filtering unit, and a second output filtering unit; the input end of the second voltage conversion unit is the input end of the second voltage conversion module and is grounded through the two input filter units; the output end of the second voltage conversion unit is the output end of the second voltage conversion module and is grounded through the second output filter unit.
Implement the utility model has the advantages that:
the utility model discloses a power generation module generates electricity, and will through first voltage conversion module the undulant voltage conversion of power generation module output is stable voltage, through the super capacitor module carries out electric power storage and is used for giving through change over switch module the power supply of main control board power module, through commercial power access module, second voltage conversion module give the power supply of main control board power module, through the power down detection module monitoring the power-on condition of commercial power access module. By adopting the utility model, the problems of short service life and pollution of the traditional intelligent closestool power supply battery can be solved; the power generation module can continuously collect electric energy and store the electric energy on the super capacitor through the power conversion circuit, and the electric energy can continuously supply power to a closestool or a bathroom product after power failure, so that the service life is long, and maintenance is not needed. When the mains supply is normal, the mains supply is supplied to the main control panel power module through the mains supply access module and the second voltage conversion module, and when the mains supply is abnormal, the mains supply is switched to the super capacitor module through the changeover switch module to supply power to the main control panel power module.
Drawings
FIG. 1 is a schematic block diagram of a continuous power supply circuit for an intelligent toilet provided by the present invention;
fig. 2 is a circuit diagram of a control module provided by the present invention;
fig. 3 is a circuit diagram of a first voltage conversion module provided by the present invention;
fig. 4 is a circuit diagram of a power down detection module provided by the present invention;
fig. 5 is a circuit diagram of a diverter switch module provided by the present invention;
fig. 6 is another schematic block diagram of the intelligent toilet continuous power supply circuit provided by the present invention;
fig. 7 is a circuit diagram of a super capacitor module, a current sampling module, a voltage sampling module, and a regulation module provided by the present invention;
fig. 8 is a schematic block diagram of a second voltage conversion module provided by 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 continuous power supply circuit for an intelligent toilet, which comprises a power generation module 1, a first voltage conversion module 2, a super capacitor module 3, a commercial power access module 4, a second voltage conversion module 5, a power failure detection module 6, a change-over switch module 7, a control module 8 and a main control board power module 9; in this embodiment, the power generation module 1 is a photovoltaic power generation module to collect continuously collected electric energy, in other embodiments, the power generation module 1 may be wind power generation or the like, the power generation module 1 is electrically connected to an input end of the first voltage conversion module 2, an output end of the first voltage conversion module 2 is electrically connected to the super capacitor module 3, and the super capacitor module 3 is electrically connected to the control module 8; the mains supply access module 4 is electrically connected with the power failure detection module 6 and the input end of the second voltage conversion module 5, the output end of the second voltage conversion module 5 is electrically connected with the main control board power module 9, and the output end of the power failure detection module 6 is electrically connected with the control module 8; the input end of the change-over switch module 7 is electrically connected with the super capacitor module 3, the output end of the change-over switch module 7 is electrically connected with the main control board power module 9, and the control end of the change-over switch module 7 is electrically connected with the control module 8.
It should be noted that, as shown in fig. 2, the control module 8 is a single chip microcomputer U10, 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.
The utility model discloses, through power generation module 1 carries out photovoltaic power generation, and will through first voltage conversion module 2 the undulant voltage conversion of power generation module 1 output is stable voltage, through super capacitor module 3 carries out electric power storage and is used for giving through change over switch module 7 main control board power module 9 supplies power, through commercial power access module 4, second voltage conversion module 5 give main control board power module 9 supplies power, through power down detection module 6 monitors the last electric condition of commercial power access module 4. By adopting the utility model, the problems of short service life and pollution of the traditional intelligent closestool power supply battery can be solved; the solar panel can continuously collect sunlight and convert the sunlight into electric energy, the electric energy is stored on the super capacitor through the power conversion circuit, and the electric energy can continuously supply power for a closestool or a bathroom product after power failure, so that the service life is long, and the maintenance is not needed. When the mains supply is normal, the mains supply is supplied to the main control board power module through the mains supply access module 4 and the second voltage conversion module 5, and when the mains supply is abnormal, the mains supply is switched to the super capacitor module 3 through the switch module 7 to supply power to the main control board power module 9.
As shown in fig. 3, the first voltage conversion module 2 includes a first voltage conversion unit IC1, a first input filter unit (composed of a diode D1, capacitors EC2, C16 and C15, and resistors R38 and R40), and a first output filter unit (composed of capacitors C17, C18 and C19, an inductor L1, a diode D2, a resistor R39, R1, and R3); the input end of the first voltage conversion unit IC1 is the input end of the first voltage conversion module 2 and is grounded through the first input filter unit; the output terminal of the first voltage conversion unit IC1 is the output terminal of the first voltage conversion module 2 and is grounded through the first output filter unit.
It should be noted that, in this embodiment, the fluctuating voltage output by the solar panel is converted into a constant voltage by the first voltage conversion unit IC1, the first input filter unit (composed of the diode D1, the capacitors EC2, C16 and C15, and the resistors R38 and R40), and the first output filter unit (composed of the capacitors C17, C18 and C19, the inductor L1, the diode D2, the resistors R39, R1 and R3), so as to provide a stable power output.
As shown in fig. 4, the power down detection module 6 includes an optical coupling unit OP1, a first pull-up unit R15, and a first current limiting unit R18; the first input end and the second input end of the optical coupling unit OP1 are both electrically connected to the utility power access module 4(ACL and ACN), and the output end of the optical coupling unit OP1 is electrically connected to the super capacitor module 3(VDD) through the first pull-up unit R15 and is electrically connected to the control module 8(AC-DET) through the first current limiting unit R18.
As shown in fig. 5, the switching switch module 7 includes a first triode unit Q4, a second current limiting unit R14, a relay unit RLY1, and a first diode unit D4; the base of the first triode unit Q4 is electrically connected to the control module 8(PO-SW) through the second current limiting unit R14, the collector of the first triode unit Q4 is electrically connected to the second coil end of the relay unit RLY1 and to the super capacitor module 3(VDD) through the first diode unit D4, and the emitter of the first triode unit Q4 is grounded; the first coil end and the movable contact end of the relay unit RLY1 are both electrically connected with the super capacitor module 3(VDD), and the normally open end of the relay unit RLY1 is electrically connected with the main control board power module 9 (the wiring terminal CN4 is connected with the main control board power module).
In this embodiment, the switching state of the relay unit RLY1 is controlled by controlling the conduction state of the first triode unit Q4, so as to realize the switching of power supply.
RLY1, D4, Q4, R14 are electronic switch circuits, when the commercial power is connected, the electronic switch is disconnected, R16, OP1, R15 and R18 are power-down detection circuits, when the commercial power is connected, a 5 th pin of the MCU (U10) detects a pulse waveform of 100HZ, if the power is down, the pin output is single level, after the MCU detects the power-down, a 2 nd pin of the MCU (U10) controls the electronic switch circuit to be closed, a power supply on the super capacitor is connected with a power supply of a main control board, and an uninterrupted power supply is provided for the main control board.
As shown in fig. 6, the intelligent toilet continuous power supply circuit further includes a regulating module 10, a current sampling module 11 and a voltage sampling module 12; the input end of the adjusting module 10 is electrically connected with the output end of the first voltage conversion module 2, the output end of the adjusting module 10 is electrically connected with the super capacitor module 3, and the control end of the adjusting module 10 is electrically connected with the control module 8; the current sampling module 11 is electrically connected with the super capacitor module 3 and the control module 8; the voltage sampling module 12 is electrically connected with the super capacitor module 3 and the control module 8.
It should be noted that, in this embodiment, the current sampling module 11 and the voltage sampling module 12 are used to collect the output voltage value and the current value of the super capacitor module 3, and the control module 8 is used to control the operation state of the adjusting module 10 according to the output voltage value and the current value, so that the output voltage value and the current value of the super capacitor module 3 are monitored and controlled, and overcurrent and overvoltage are avoided.
As shown in fig. 7, the supercapacitor module 3 comprises a first supercapacitor cell C1 and a second supercapacitor cell C2; one end of the first super capacitor unit C1 is electrically connected to the output end of the first voltage conversion module 2, and the other end of the first super capacitor unit C1 is grounded through the second super capacitor unit C2 and the current sampling unit R9.
In the present embodiment, C1 and C2 are super capacitors, which are power sources with special performance between conventional capacitors and batteries, and mainly rely on electric double layers and redox capacitors to store electric energy. But no chemical reaction occurs in the process of energy storage, and the energy storage process is reversible, and the super capacitor can be repeatedly charged and discharged for tens of thousands of times.
Preferably, the adjusting module 10 includes a first MOS transistor unit Q1, a third current limiting unit R2, a second diode unit D3, a second triode unit Q3, a fourth current limiting unit R6, a fifth current limiting unit R12, a first operational amplifier unit U1A, a sixth current limiting unit R5, a first voltage dividing unit R17, a second voltage dividing unit R22, a first filtering unit C6, a second filtering unit C4, and a seventh current limiting unit R11; the source and the drain of the first MOS transistor unit Q1 are the input end and the output end of the adjusting module 10, respectively, one end of the sixth current limiting unit R5 is the control end of the adjusting module 10, the other end of the sixth current limiting unit R5 is electrically connected to the positive input end of the first operational amplifier unit U1A, is grounded through the second voltage dividing unit R22, and is electrically connected to the source of the first MOS transistor unit Q1 through the first voltage dividing unit R17, the first filtering unit C6 is connected in parallel to the second voltage dividing unit R22, the negative input end of the first operational amplifier unit U1A is electrically connected to the drain of the first MOS transistor unit Q1, the output end of the first operational amplifier unit U1A is electrically connected to the gate of the second triode unit Q3 through the seventh current limiting unit R11 and the fifth current limiting unit R12 in sequence, and the emitter of the second triode unit Q3 is grounded, the collector of the second triode unit Q3 is electrically connected to the gate of the first MOS transistor unit Q1 through the fourth current limiting unit R6 and to the source of the first MOS transistor unit Q1 through the third current limiting unit R2, and the source and the drain of the first MOS transistor unit Q1 are electrically connected to the second diode unit D3.
Further, the current sampling module 11 includes a second operational amplifier unit U1B, an eighth current limiting unit R13, a ninth current limiting unit R10, and a current sampling unit R9; the positive input end of the second operational amplifier unit U1B is electrically connected to one end of the second super capacitor unit C2 through the eighth current limiting unit 13 and is electrically connected to the ground through the eighth current limiting unit R13 and the current sampling unit R9 in sequence, the other end of the second super capacitor unit C2 is electrically connected to the output end (VDD) of the first voltage conversion module 2 through the first super capacitor unit C1, the negative input end of the second operational amplifier unit U1B is grounded, and the output end of the second operational amplifier unit U1B is electrically connected to the control module 8(CH-SW) and is electrically connected to the positive input end of the second operational amplifier unit U1B through the ninth current limiting unit R10.
It should be noted that, in this embodiment, the current sampling unit R9 samples a loop current of the super capacitor module 3, and the second operational amplifier unit U1B, the eighth current limiting unit R13, and the ninth current limiting unit R10 convert the sampled loop current to obtain a voltage signal, which is sent to the control module, so as to implement real-time monitoring of the current magnitude of the super capacitor module.
More preferably, the voltage sampling module 12 includes a third voltage dividing unit R4 and a fourth voltage dividing unit R8; one end of the third voltage dividing unit R4 is electrically connected to the super capacitor module 3(VDD), and the other end is electrically connected to the control module 8(V-DET) and grounded through the fourth voltage dividing unit R8.
In this embodiment, the control module 8 can monitor the output voltage of the super capacitor module 3 in real time through the third voltage dividing unit R4 and the fourth voltage dividing unit R8.
In summary, R9 current sampling, R4 voltage sampling, R8 voltage sampling, ADC conversion of detected signals entering the MCU (U10) pin 2 and pin 4, when the program determines that overcurrent or overvoltage occurs, the MCU (U10) pin 6 can output low level to control Q1 to close output, thereby protecting the rear stage from overcurrent and overvoltage charging; r4 and R8 are output voltage detection circuits, during normal charging, the 2 nd pin of the MCU (U10) can carry out ADC detection and compare and calculate with a preset voltage AD value, the 6 th pin of the MCU (U10) can output a PWM signal, if the charging voltage value needs to be increased or decreased, the 6 th pin of the MCU (U10) adjusts the high level ratio of the PWM signal, so that the conduction time of Q3 and Q1 is changed, and the purpose of controlling the voltage is achieved; r9 is charging current detection resistance, during normal charging, can form voltage on the resistance, can get into MCU (U10) 4 th pin after U1B enlargies and carry out the ADC and detect, MCU (U10) 6 th pin can output PWM signal, if need increase or reduce the charging current value, MCU (U10) 6 th pin adjusts the high level of PWM signal and accounts for the ratio, thereby change Q3 and Q1's on-time, thereby reach control current's purpose.
As shown in fig. 8, the second voltage conversion module 5 includes a second voltage conversion unit 51, a second input filter unit 52 and a second output filter unit 53; the input end of the second voltage conversion unit 51 is the input end of the second voltage conversion module 5 and is grounded through the two input filter units 52; the output end of the second voltage converting unit 51 is the output end of the second voltage converting module 5 and is grounded through the two output filtering units 53.
It should be noted that, the second voltage conversion unit 51 is a switching power supply chip, but is not limited thereto; in this embodiment, the second voltage conversion unit 51 converts the working voltage to obtain a working voltage suitable for each electronic component, and the second input filtering unit 52 and the second output filtering unit 53 filter noise in the circuit, so as to improve the power supply stability of the circuit.
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 (10)
1. A continuous power supply circuit of an intelligent closestool is characterized by comprising a power generation module, a first voltage conversion module, a super capacitor module, a mains supply access module, a second voltage conversion module, a power failure detection module, a change-over switch module, a control module and a main control panel power supply module;
the power generation module is electrically connected with the input end of the first voltage conversion module, the output end of the first voltage conversion module is electrically connected with the super capacitor module, and the super capacitor module is electrically connected with the control module;
the mains supply access module is electrically connected with the power failure detection module and the input end of the second voltage conversion module, the output end of the second voltage conversion module is electrically connected with the power supply module of the main control board, and the output end of the power failure detection module is electrically connected with the control module;
the input end of the change-over switch module is electrically connected with the super capacitor module, the output end of the change-over switch module is electrically connected with the main control board power module, and the control end of the change-over switch module is electrically connected with the control module.
2. The intelligent toilet continuous power supply circuit of claim 1, wherein the first voltage conversion module comprises a first voltage conversion unit, a first input filter unit, and a first output filter unit;
the input end of the first voltage conversion unit is the input end of the first voltage conversion module and is grounded through the first input filter unit;
the output end of the first voltage conversion unit is the output end of the first voltage conversion module and is grounded through the first output filter unit.
3. The intelligent toilet continuous power supply circuit of claim 1, wherein the super capacitor module comprises a first super capacitor unit and a second super capacitor unit;
one end of the first super capacitor unit is electrically connected with the output end of the first voltage conversion module, and the other end of the first super capacitor unit is grounded through the second super capacitor unit.
4. The intelligent closestool continuous power supply circuit of claim 1, wherein the power failure detection module comprises an optical coupling unit, a first pull-up unit and a first current limiting unit;
the utility model discloses a super capacitor module electric connection, including opto-coupler unit, commercial power access module, first current-limiting unit, first pull-up unit, super capacitor module electric connection and control module electric connection, the first input and the second input of opto-coupler unit all with commercial power access module electric connection, the output of opto-coupler unit passes through first pull-up unit with super capacitor module electric connection passes through first current-limiting unit with control module electric connection.
5. The intelligent toilet continuous power supply circuit according to claim 1, wherein the switch module comprises a first triode unit, a second current limiting unit, a relay unit and a first diode unit;
the base electrode of the first triode unit is electrically connected with the control module through the second current limiting unit, the collector electrode of the first triode unit is electrically connected with the second coil end of the relay unit and is electrically connected with the super capacitor module through the first diode unit, and the emitter electrode of the first triode unit is grounded;
the first coil end and the movable contact end of the relay unit are both electrically connected with the super capacitor module, and the normally open end of the relay unit is electrically connected with the main control board power module.
6. The intelligent toilet continuous power supply circuit of claim 3, further comprising a regulation module, a current sampling module, and a voltage sampling module;
the input end of the adjusting module is electrically connected with the output end of the first voltage conversion module, the output end of the adjusting module is electrically connected with the super capacitor module, and the control end of the adjusting module is electrically connected with the control module;
the current sampling module is electrically connected with the super capacitor module and the control module;
the voltage sampling module is electrically connected with the super capacitor module and the control module.
7. The intelligent closestool continuous power supply circuit of claim 6, wherein the regulating module comprises a first MOS tube unit, a third current limiting unit, a second diode unit, a second triode unit, a fourth current limiting unit, a fifth current limiting unit, a first operational amplifier unit, a sixth current limiting unit, a first voltage dividing unit, a second voltage dividing unit, a first filtering unit, a second filtering unit and a seventh current limiting unit;
the source and the drain of the first MOS tube unit are respectively the input and the output of the regulating module, one end of the sixth current limiting unit is the control end of the regulating module, the other end of the sixth current limiting unit is electrically connected with the positive input end of the first operational amplifier unit, grounded through the second voltage dividing unit, and electrically connected with the source of the first MOS tube unit through the first voltage dividing unit, the first filtering unit is connected with the second voltage dividing unit in parallel, the negative input end of the first operational amplifier unit is electrically connected with the drain of the first MOS tube unit, the output of the first operational amplifier unit is electrically connected with the gate of the second triode unit sequentially through the seventh current limiting unit and the fifth current limiting unit, the emitter of the second triode unit is grounded, and the collector of the second triode unit is electrically connected with the gate of the first MOS tube unit through the fourth current limiting unit And the third current limiting unit is electrically connected with the source electrode of the first MOS tube unit, and the source electrode and the drain electrode of the first MOS tube unit are electrically connected through the second diode unit.
8. The intelligent closestool continuous power supply circuit of claim 6, wherein the current sampling module comprises a second operational amplifier unit, an eighth current limiting unit, a ninth current limiting unit and a current sampling unit;
the positive input end of the second operational amplifier unit is electrically connected with one end of the second super capacitor unit through the eighth current limiting unit and is sequentially grounded through the eighth current limiting unit and the current sampling unit, the other end of the second super capacitor unit is electrically connected with the output end of the first voltage conversion module through the first super capacitor unit, the negative input end of the second operational amplifier unit is grounded, and the output end of the second operational amplifier unit is electrically connected with the control module and is electrically connected with the positive input end of the second operational amplifier unit through the ninth current limiting unit.
9. The intelligent toilet continuous power supply circuit of claim 6, wherein the voltage sampling module comprises a third voltage division unit and a fourth voltage division unit;
one end of the third voltage division unit is electrically connected with the super capacitor module, and the other end of the third voltage division unit is electrically connected with the control module and grounded through the fourth voltage division unit.
10. The intelligent toilet continuous power supply circuit of claim 9, wherein the second voltage conversion module comprises a second voltage conversion unit, a second input filter unit and a second output filter unit;
the input end of the second voltage conversion unit is the input end of the second voltage conversion module and is grounded through the two input filter units;
the output end of the second voltage conversion unit is the output end of the second voltage conversion module and is grounded through the second output filter unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122277710.7U CN217183019U (en) | 2021-09-18 | 2021-09-18 | Intelligent closestool lasts supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122277710.7U CN217183019U (en) | 2021-09-18 | 2021-09-18 | Intelligent closestool lasts supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217183019U true CN217183019U (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122277710.7U Active CN217183019U (en) | 2021-09-18 | 2021-09-18 | Intelligent closestool lasts supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217183019U (en) |
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2021
- 2021-09-18 CN CN202122277710.7U patent/CN217183019U/en active Active
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