CN106326717B - Equipment thing allies oneself with avatar's controller - Google Patents

Equipment thing allies oneself with avatar's controller Download PDF

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Publication number
CN106326717B
CN106326717B CN201610733753.2A CN201610733753A CN106326717B CN 106326717 B CN106326717 B CN 106326717B CN 201610733753 A CN201610733753 A CN 201610733753A CN 106326717 B CN106326717 B CN 106326717B
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coupled
circuit
main control
chip
power supply
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CN106326717A (en
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潘毅
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Tigerman Polytron Technologies Inc
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Tigerman Polytron Technologies Inc
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
    • G06F21/35—User authentication involving the use of external additional devices, e.g. dongles or smart cards communicating wirelessly
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/81—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer by operating on the power supply, e.g. enabling or disabling power-on, sleep or resume operations
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • 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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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The invention discloses an equipment internet of things identity controller, which comprises the following components: the switch circuit is coupled between external commercial power and a load; the main control circuit is coupled to the switch circuit; the identity detection circuit is coupled to the main control circuit; the WIFI circuit is coupled with the main control circuit and is also coupled with the external Internet of things; the current detection circuit is coupled with the main control circuit and also coupled with the external intelligent switch; the memory circuit is coupled to the main control circuit. The equipment internet of things identity controller can effectively realize the function of opening an external circuit by the cooperation of the three circuits through the arrangement of the switch circuit, the main control circuit and the identity detection circuit.

Description

Equipment thing allies oneself with avatar's controller
Technical Field
The invention relates to a controller, in particular to an equipment internet of things identity controller.
Background
The switch is an opening and closing component, so that the switch is widely used in aspects of access control and circuits, and meanwhile, whether each switch is opened or not is important, so that the switch can be regarded as a limit of authority, and therefore, the switch is important for personnel identity authentication of opening the switch.
The existing intelligent switch has the effect of being capable of being opened and closed remotely, but does not have the effect of identity authentication, so that as long as a person sends an instruction to the intelligent switch, the intelligent switch can act, and thus the intelligent switch is easy to act under the condition of being out of compliance, so that problems occur, and an identity controller is needed to avoid the problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the equipment internet of things identity controller with the identity authentication function.
In order to achieve the above purpose, the present invention provides the following technical solutions: an equipment internet of things identity controller comprising:
the switch circuit is coupled between external commercial power and the load to control the on-off between the external commercial power and the load; the main control circuit is coupled with the switch circuit to send a driving signal to the switch circuit, and the switch circuit is driven to control the on-off between external commercial power and a load;
the identity detection circuit is coupled with the main control circuit and used for sending identity data to the main control circuit, and the main control circuit compares the identity data and judges whether to output a driving signal to the switch circuit or not;
the WIFI circuit is coupled with the main control circuit and also coupled with the external Internet of things so as to input the identity data of the external Internet of things into the main control circuit for comparison by the main control circuit;
the current detection circuit is coupled with the main control circuit and also coupled with the external intelligent switch so as to detect current data of the external intelligent switch and input the current data into the main control circuit;
the storage circuit is coupled with the main control circuit to receive the identity data of the external Internet of things output by the main control circuit and store the identity data.
As a further refinement of the invention, the switching circuit comprises a live switching circuit coupled between an external live and a load and a neutral switching circuit coupled between an external neutral and a load, the live switching circuit comprising:
a relay K1, the relay K1 having a switch part and a coil part, wherein the switch part is coupled between an external live wire and a load, one end of the coil part is coupled to a power supply, the other end is coupled to a diode D2 and then is coupled to the power supply, and the coil part is further connected in parallel with a resistor R10 and a light emitting diode D3 which are connected in series with each other;
the collector of the switching triode Q2 is coupled with the coil part of the relay K1, the emitter is grounded, and the collector is coupled with the resistor R13 and then is coupled with the main control circuit;
the internal circuit structure of the zero line switch circuit is the same as that of the live line switch circuit.
As a further improvement of the present invention, the main control circuit includes:
the main control chip U4, this main control chip U4 has a plurality of I/O interfaces, drive circuit, identity detection circuit, WIFI circuit, current detection circuit and memory circuit all couple with main control chip U4 through the I/O interface, and this main control chip U4 still has crystal oscillator input interface and interface that resets, the crystal oscillator input interface is coupled and is grounded behind the crystal oscillator circuit, the interface that resets is coupled and is had reset circuit, wherein, the crystal oscillator circuit includes:
the crystal oscillator comprises a crystal oscillator chip Y1, wherein one end of the crystal oscillator chip Y1 is coupled with a capacitor C11 and then grounded, the other end of the crystal oscillator chip Y1 is coupled with a capacitor C13 and then grounded, and the two ends of the crystal oscillator chip Y1 are also connected with a resistor R11 in parallel and then coupled with a crystal oscillator input interface of a main control chip U4; the reset circuit includes:
and one end of the reset button KEY2 is grounded, the other end of the reset button KEY2 is coupled with a reset interface of the main control chip U4, wherein one end of the reset button KEY2 which is grounded is also coupled with a capacitor C17 and a resistor R14 which are mutually connected in series and then is connected with a power supply, and one end of the reset button KEY2 which is coupled with the reset interface of the main control chip U4 is coupled between the capacitor C17 and the resistor R14.
As a further improvement of the present invention, there is also included a power supply circuit including:
the conversion chip P1 is provided with a live wire input pin VIN, a power supply output pin and a grounding pin, wherein the live wire input pin VIN is coupled with an external live wire, the grounding pin is grounded, the power supply output pin is coupled with an output power supply, and is coupled with a capacitor C1 and then coupled with the grounding pin;
the conversion chip P1 is a switch chip with the model THX2085V/700 mA.
As a further improvement of the invention, the I/O interface of the main control chip U4 is coupled with an audible and visual alarm circuit and an input circuit, the audible and visual alarm circuit comprises a speaker MK1, a triode Q1 and a light emitting diode D1, the emitter of the triode Q1 is grounded, the base electrode is coupled with a resistor R9 and then coupled with the I/O interface of the main control chip U4, the collector electrode is coupled with the speaker MK1 and then coupled with a power supply, the cathode of the light emitting diode D1 is coupled with the collector electrode of the triode Q1, and the anode is coupled with the resistor R1 and then coupled with the power supply;
the input circuit comprises a KEY KEY1 and a capacitor C7, wherein one end of the KEY KEY1 is coupled with an I/O interface of the main control chip U4, a resistor R2 is also coupled with the power supply, the other end of the KEY KEY1 is grounded, and the capacitor C7 is connected with the KEY KEY1 in parallel.
As a further improvement of the present invention, the identity detection circuit includes:
the radio frequency chip P5, this radio frequency chip P5 has read data pin RXD, write data pin TXD, power pin VCC and ground pin GND, read data pin RXD and write data pin TXD all couple with the master control circuit, power pin VCC connects the power, and it still couples to and connects in ground pin GND after having coupled capacitor C19, ground pin GND ground.
As a further improvement of the present invention, the WIFI circuit includes:
the power supply chip U5 is provided with an input end, an output end and a grounding end, wherein the input end is connected with a capacitor C20 and a capacitor C22 in parallel and then is connected with a power supply, the grounding end is connected with the ground, and the output end is connected with a capacitor C23 and a capacitor C21 in parallel and then outputs the power supply;
the WIFI chip P7 is provided with a plurality of I/O ports, a reset port RST, a writing signal port TXD and a reading signal port RXD, wherein the writing signal port TXD and the reading signal port RXD are both coupled with the main control circuit, the reset port RST is coupled with a resistor R21 and then is connected with the output end of the power chip U5, and one I/O port is coupled with a resistor R20 and then is connected with the output end of the power chip U5.
As a further improvement of the present invention, the current detection circuit includes:
a detection part coupled to the external power line to detect a current of the external power line and then output the detected current;
and the amplifying part is coupled with the detecting part and the main control circuit so as to amplify the detection current output by the detecting part and then input the amplified detection current into the main control circuit.
As a further improvement of the present invention, the detecting section includes:
the detection chip U3 is provided with an input pin and an output pin, wherein the input pin is coupled with an external live wire, the output pin is coupled with a capacitor C8 and then grounded, an inductor L1 is coupled with the output pin and then coupled with an amplifying part, and the inductor L1 is further coupled with a capacitor C10 and then grounded;
the amplifying section includes:
the same-direction input end of the operational amplifier U2A is coupled with a resistor R4 and then is connected with a power supply, the reverse input end of the operational amplifier U2A is coupled with a resistor R7 and then is coupled with an output pin of the detection chip U3, the reverse input end of the operational amplifier U2A is also coupled with a capacitor C6 and a resistor R6 which are connected in parallel and then is coupled with the output end of the operational amplifier U2A, and the output end of the operational amplifier U2A is coupled with a resistor R5 and then is coupled with a main control circuit and then is grounded.
As a further improvement of the present invention, the memory circuit includes:
the memory chip U6 is provided with a power supply end VCC, a clock end SCL and a data end SDA, wherein the power supply end VCC is coupled with a power supply, the clock end SCL and the data end SDA are both coupled with a main control circuit and are respectively coupled with a resistor R23 and a resistor R24 and then connected with the power supply, and the memory chip U6 is also provided with a write protection end WP which is coupled with a capacitor C24 and then connected with the power supply.
The intelligent control system has the beneficial effects that the connection between the external commercial power and the load can be effectively controlled through the arrangement of the switch circuit, the switch circuit can be effectively driven to operate through the arrangement of the main control circuit, the intelligent control action effect of the switch circuit is realized, the personnel information of the switch circuit which is required to be controlled through the main control circuit at the moment can be effectively detected through the arrangement of the identity detection circuit, the intelligent control system can be effectively connected with the external Internet of things through the arrangement of the WIFI circuit, the comparison of the main control circuit to the personnel information is realized, the problem that the personnel information is incomplete due to insufficient storage capacity of the main control circuit can be avoided, the current of the external commercial power at the moment can be effectively detected through the arrangement of the electric power detection circuit, the current change of the commercial power at the moment can be effectively known, whether the switch circuit operates on the external power grid at the moment or not is further known, the main control circuit can download the identity data on the Internet of things through the WIFI circuit and then temporarily store the identity data in the storage circuit, and the intelligent control system can effectively and normally operate the intelligent control system under the condition that the controller is disconnected.
Drawings
FIG. 1 is a circuit diagram of a switching circuit of an equipment Internet of things identity controller of the present invention;
FIG. 2 is a circuit diagram of a master circuit;
FIG. 3 is a circuit diagram of an identity detection circuit;
fig. 4 is a circuit diagram of a WIFI circuit;
FIG. 5 is a circuit diagram of a current detection circuit;
FIG. 6 is a circuit diagram of a memory circuit;
fig. 7 is a circuit diagram of a power supply circuit;
FIG. 8 is a circuit diagram of an audible and visual alarm circuit;
fig. 9 is a circuit diagram of an input circuit.
Detailed Description
The invention will be further described in detail with reference to examples of embodiments shown in the drawings.
Referring to fig. 1 to 9, an equipment internet of things controller of the present embodiment includes:
the switching circuit 1 is coupled between external commercial power and a load to control on-off between the external commercial power and the load;
the main control circuit 2 is coupled to the switch circuit 1 to send a driving signal to the switch circuit 1, and the switch circuit 1 is driven to control the on-off between external commercial power and a load;
the identity detection circuit 3 is coupled to the main control circuit 2 and is used for sending identity data to the main control circuit 2, and the main control circuit 2 compares the identity data and then judges whether to output a driving signal to the switch circuit 1;
the WIFI circuit 4 is coupled with the main control circuit 2 and is also coupled with the external internet of things so as to input the identity data of the external internet of things into the main control circuit 2 for comparison by the main control circuit 2;
the current detection circuit 5 is coupled to the main control circuit 2 and also coupled to the mains supply to detect current data of external mains supply and input the current data into the main control circuit 2;
the storage circuit 6 is coupled to the main control circuit 2 to receive the identity data of the external internet of things output by the main control circuit 2 and store the identity data, when someone needs to operate the switch circuit 1, he needs to input the identity information through the identity detection circuit 3, after receiving the identity information, the main control circuit 2 communicates with the external internet of things through the WIFI circuit 4, downloads the identity authentication information from the external internet of things, then performs authentication comparison on the downloaded identity authentication information with the identity information detected by the identity detection circuit 3, if the comparison is passed, the main control circuit 2 sends an operation signal to the switch circuit 1, the switch circuit 1 operates an external power grid, if the comparison is not passed, the main control circuit 2 sends an no operation signal to the switch circuit 1, the switch circuit 1 does not perform any operation on the power grid, wherein the main control circuit 2 downloads the identity authentication information of the internet of things into the storage circuit 6, temporary storage is performed through the storage circuit 6, and when a controller is in a disconnected network, the identity authentication information stored through the storage circuit 6 is authenticated and the identity authentication information is effectively realized, and simultaneously, whether the current can be effectively detected through the switch circuit 5, and the current can effectively realize the real-time operation of the power grid.
As an improved embodiment, the switching circuit 1 includes a live switching circuit 11 coupled between an external live and a load, and a neutral switching circuit 12 coupled between an external neutral and a load, the live switching circuit 11 including:
a relay K1, the relay K1 having a switch part and a coil part, wherein the switch part is coupled between an external live wire and a load, one end of the coil part is coupled to a power supply, the other end is coupled to a diode D2 and then is coupled to the power supply, and the coil part is further connected in parallel with a resistor R10 and a light emitting diode D3 which are connected in series with each other;
a collector of the switching triode Q2 is coupled to the coil part of the relay K1, an emitter is grounded, and the collector is coupled to the main control circuit 2 after being coupled to the resistor R13;
the internal circuit structure of the zero line switch circuit 12 is the same as that of the live line switch circuit 11, the effects of controlling the on-off of the live line and the on-off of the zero line can be effectively achieved through the arrangement of the live line switch circuit 11 and the zero line switch circuit 12, and the live line switch circuit 11 and the zero line switch circuit 12 are set to be a combination of a relay K1 and a switch triode Q2, and the current intensity output by the main control circuit 2 is smaller, so that the switch triode Q2 can be controlled firstly by the main control circuit 2, and then the relay K1 can be controlled by the switch triode Q2, so that the effect of controlling the on-off of an external power grid by the main control circuit 2 can be effectively achieved.
As an improved embodiment, the main control circuit 2 includes:
the main control chip U4, this main control chip U4 has a plurality of I/O interfaces, drive circuit 1, identity detection circuit 3, WIFI circuit 4, current detection circuit 5 and memory circuit 6 all couple with main control chip U4 through the I/O interface, and this main control chip U4 still has crystal oscillator input interface and interface that resets, the crystal oscillator input interface is coupled and is grounded behind the crystal oscillator circuit, the interface that resets is coupled and is reset the circuit, wherein, the crystal oscillator circuit includes:
the crystal oscillator chip Y1, the ground after this crystal oscillator chip Y1's one end coupling has electric capacity C11, and the ground after the other end coupling has electric capacity C13, the crystal oscillator input interface of coupling in main control chip U4 behind the resistance R11 has still been parallelly connected to crystal oscillator chip Y1's both ends, reset circuit includes:
the reset button KEY2, the one end ground connection of this reset button KEY2, the other end is coupled in the reset interface of main control chip U4, wherein, the one end ground connection of reset button KEY2 still is coupled with electric capacity C17 and resistance R14 back that establish ties each other and connects the power, the one end ground connection of reset button KEY2 is coupled in main control chip U4 reset interface is coupled between electric capacity C17 and resistance R14, through main control chip U4's setting, just can supervise the effect of an effectual realization intelligent control, and simple structure easily realizes, and not too complicated structure, just can effectually coordinate the work between each circuit, through the setting of crystal oscillator chip Y1, just can effectually output the clock signal that a main control chip U4 worked required, so auxiliary main control chip U4 that can be good has worked, through the setting of reset button KEY2, just can effectually send a reset signal to main control chip U4's reset interface in, and circuit structure is simple and easy to realize.
As an improved embodiment, the power supply circuit (7) is further included, and the power supply circuit (7) includes: the conversion chip P1 is provided with a live wire input pin VIN, a power supply output pin and a grounding pin, wherein the live wire input pin VIN is coupled with an external live wire, the grounding pin is grounded, the power supply output pin is coupled with an output power supply, and is coupled with a capacitor C1 and then coupled with the grounding pin;
the converting chip P1 is a switching chip with the model THX2085V/700mA, the effect of converting the power supply can be effectively realized through the arrangement of the converting chip P1, and the converting chip P1 is arranged to be a switching chip with the model THX2085V/700mA, so that the converting chip P1 can be effectively matched with the capacitor C1, a circuit similar to a switching power supply is formed by utilizing the charge-discharge characteristic of the capacitor C1, 220V alternating current of external mains supply can be well converted into 5V direct current power supply, and a power transformer is not used, so that compared with the existing mode of adopting a common switching power supply, the capacitor C1 and the converting chip P1 are quite small in size, and the size of the whole controller can be greatly reduced.
As an improved specific implementation manner, the I/O interface of the main control chip U4 is coupled to an audible and visual alarm circuit (21) and an input circuit (22), the audible and visual alarm circuit (21) includes a speaker MK1, a triode Q1 and a light emitting diode D1, the emitter of the triode Q1 is grounded, the base electrode is coupled to a resistor R9 and then to the I/O interface of the main control chip U4, the collector is coupled to the speaker MK1 and then to a power supply, the cathode of the light emitting diode D1 is coupled to the collector of the triode Q1, and the anode is coupled to the resistor R1 and then to the power supply;
the input circuit (22) comprises a KEY KEY1 and a capacitor C7, one end of the KEY KEY1 is coupled to an I/O interface of the main control chip U4, a resistor R2 is further coupled to the rear of the KEY KEY, the other end of the KEY KEY is grounded, the capacitor C7 is connected with the KEY KEY1 in parallel, when the audible and visual alarm is carried out, the main control chip U4 is required to control the audible and visual alarm, therefore, the effect of an electronic switch can be effectively achieved through the arrangement of the triode Q1, the model of the triode Q1 is 8050, the problem that the controller is increased due to the arrangement of the triode Q1 can be effectively avoided, meanwhile, a light-emitting diode D1 can be effectively protected through the arrangement of the resistor R1, the problem that the light-emitting diode D1 is damaged is avoided, meanwhile, the resistor R9 can carry out a filtering function on signals sent to the main control chip U4, the interference of the signals is avoided, the effect of effectively sending pulse signals to the main control chip U4 is achieved through the arrangement of the KEY KEY1, the effect of the impulse signals can be effectively achieved, the effect of the impulse signals can not be effectively filtered and the impulse signals can be accurately prevented from being input to the main control chip U4 due to the arrangement of the capacitor C7. As an improved embodiment, the identity detection circuit 3 includes:
the radio frequency chip P5, this radio frequency chip P5 has read data pin RXD, write data pin TXD, power pin VCC and ground pin GND, read data pin RXD and write data pin TXD all couple with master control circuit 2, power pin VCC connects the power, and it is coupled with the electric capacity C19 and then couples in ground pin GND, ground pin GND ground, and radio frequency chip P5 has the function of reading the ID number of label, therefore when authentication, only need the personnel of authentication identity to scan the label for radio frequency chip P5 and read, the ID number in the label just can be effectually read to radio frequency chip P5, then sends this ID number to master control circuit 2, so can the effect of effectual realization identity detection, and circuit structure is simple, easy realization.
As an improved specific embodiment, the WIFI circuit 4 includes:
the power supply chip U5 is provided with an input end, an output end and a grounding end, the input end is connected with a capacitor C20 and a capacitor C22 in parallel and then connected with a power supply, the grounding end is grounded, and the output end is connected with a capacitor C23 and a capacitor C21 in parallel and then outputs a power supply;
the WIFI chip P7 is provided with a plurality of I/O ports, a reset port RST, a writing signal port TXD and a reading signal port RXD, wherein the writing signal port TXD and the reading signal port RXD are both coupled with the main control circuit 2, the reset port RST is coupled with a resistor R21 and then connected with the output end of the power chip U5, one I/O port is coupled with a resistor R20 and then connected with the output end of the power chip U5, and the working voltage required by the WIFI chip P7 is different from the power supply in the controller, so that the effect of converting the power supply in the controller can be effectively achieved through the arrangement of the power chip U5, and the WIFI chip P7 is powered by electricity well, so that the WIFI chip P7 can be better communicated with the external Internet of things.
As a specific embodiment of the improvement, the current detection circuit 5 includes:
a detecting section 51 coupled to the external power line to detect a current of the external power line and then output the detected current;
the amplifying part 52 is coupled to the detecting part 51 and further coupled to the main control circuit 2, so that the detected current output by the detecting part 51 is amplified and then input into the main control circuit 2, the current on the external fire wire can be effectively detected through the arrangement of the detecting part 51, and then the detected current signal can be effectively amplified through the arrangement of the amplifying part 52, so that the main control chip U4 can better receive the current detection signal.
As a modified embodiment, the detecting section 51 includes:
the detection chip U3 is provided with an input pin and an output pin, wherein the input pin is coupled with an external live wire, the output pin is coupled with a capacitor C8 and then grounded, an inductor L1 is coupled with the output pin and then coupled with the amplifying part 52, and the inductor L1 is further coupled with a capacitor C10 and then grounded;
the amplifying section includes:
the unidirectional input end of the operational amplifier U2A is coupled with a resistor R4 and then is connected with a power supply, the reverse input end of the operational amplifier U2A is coupled with a resistor R7 and then is coupled with an output pin of a detection chip U3, the unidirectional input end of the operational amplifier U2A is also coupled with a capacitor C6 and a resistor R6 which are connected in parallel and then is coupled with the output end of the operational amplifier U2A, the output end of the operational amplifier U2A is coupled with a resistor R5 and then is coupled with a main control circuit 2 and then is grounded, the accurate and effective current detection of an external fire wire can be realized through the arrangement of the detection chip U3, the accuracy of the current detection is much higher compared with that of the current detection by adopting a resistor voltage division mode, the amplification can be effectively realized through the arrangement of the operational amplifier U2A, and compared with the traditional triode amplification mode, the volume is smaller, and the structure is simpler.
As an improved embodiment, the memory circuit 6 includes:
the memory chip U6, this memory chip U6 has power end VCC, clock end SCL and data end SDA, power end VCC coupling is in the power, clock end SCL and data end SDA all couple in master control circuit 2, still couple with resistance R23 and resistance R24 respectively and connect the power behind, memory chip U6 still has write protect end WP, and this write protect end WP couples to the power behind the electric capacity C24, through the setting of memory chip U6, just can effectually realize temporarily storing the effect of identity authentication information, realized the function of controller off-line identity authentication, and the simple and convenient easy implementation of circuit structure ten.
In summary, the effect of controlling the on-off between the external mains supply and the load can be effectively achieved through the arrangement of the switch circuit 1, the effect of intelligent control can be effectively achieved through the arrangement of the main control circuit 2, the detection of the identity can be effectively achieved through the arrangement of the identity detection circuit 3, the effect of downloading the identity information from the internet and then comparing can be effectively achieved through the arrangement of the WIFI circuit 4, the mains supply current can be effectively detected through the arrangement of the current detection circuit 5, whether the switch circuit 1 acts or not is judged, and finally the offline authentication effect of the controller can be effectively achieved through the arrangement of the storage circuit 6.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.

Claims (9)

1. An equipment thing allies oneself with avatar portion controller, its characterized in that: comprising the following steps:
the switching circuit (1) is coupled between external commercial power and a load so as to control the on-off between the external commercial power and the load;
the main control circuit (2) is coupled with the switch circuit (1) to send a driving signal to the switch circuit (1), and the switch circuit (1) is driven to control the on-off between external commercial power and a load;
the identity detection circuit (3) is coupled with the main control circuit (2) and is used for sending identity data to the main control circuit (2), and the main control circuit (2) compares the identity data and then judges whether to output a driving signal to the switch circuit (1); the WIFI circuit (4) is coupled with the main control circuit (2) and is also coupled with the external Internet of things so as to input the identity data of the external Internet of things into the main control circuit (2) for comparison by the main control circuit (2);
the current detection circuit (5) is coupled with the main control circuit (2) and is also coupled with the mains supply to detect current data of external mains supply and input the current data into the main control circuit (2);
the storage circuit (6) is coupled with the main control circuit (2) to receive the identity data of the external Internet of things output by the main control circuit (2) and store the identity data;
the switching circuit (1) comprises a live switching circuit (11) coupled between an external live and a load and a neutral switching circuit (12) coupled between an external neutral and a load, the live switching circuit (11) comprising:
a relay K1, the relay K1 having a switch part and a coil part, wherein the switch part is coupled between an external live wire and a load, one end of the coil part is coupled to a power supply, the other end is coupled to a diode D2 and then is coupled to the power supply, and the coil part is further connected in parallel with a resistor R10 and a light emitting diode D3 which are connected in series with each other;
a collector of the switching triode Q2 is coupled to a coil part of the relay K1, an emitter is grounded, and the collector is coupled to the main control circuit (2) after being coupled to the resistor R13;
wherein, the internal circuit structure of the zero line switch circuit (12) is the same as the internal circuit structure of the live line switch circuit (11).
2. The equipment internet of things controller according to claim 1, wherein: the master control circuit (2) includes:
the main control chip U4 is provided with a plurality of I/O interfaces, the switch circuit (1), the identity detection circuit (3), the WIFI circuit (4), the current detection circuit (5) and the storage circuit (6) are all coupled with the main control chip U4 through the I/O interfaces, the main control chip U4 is also provided with a crystal oscillator input interface and a reset interface, the crystal oscillator input interface is coupled with the crystal oscillator circuit and then grounded, and the reset interface is coupled with the reset circuit; wherein, the crystal oscillator circuit includes:
the crystal oscillator comprises a crystal oscillator chip Y1, wherein one end of the crystal oscillator chip Y1 is coupled with a capacitor C11 and then grounded, the other end of the crystal oscillator chip Y1 is coupled with a capacitor C13 and then grounded, and the two ends of the crystal oscillator chip Y1 are also connected with a resistor R11 in parallel and then coupled with a crystal oscillator input interface of a main control chip U4; the reset circuit includes:
and one end of the reset button KEY2 is grounded, the other end of the reset button KEY2 is coupled with a reset interface of the main control chip U4, wherein one end of the reset button KEY2 which is grounded is also coupled with a capacitor C17 and a resistor R14 which are mutually connected in series and then is connected with a power supply, and one end of the reset button KEY2 which is coupled with the reset interface of the main control chip U4 is coupled between the capacitor C17 and the resistor R14.
3. The equipment internet of things controller according to claim 1, wherein: also comprises a power supply circuit (7), the power supply circuit (7) comprising:
the conversion chip P1 is provided with a live wire input pin VIN, a power supply output pin and a grounding pin, wherein the live wire input pin VIN is coupled with an external live wire, the grounding pin is grounded, the power supply output pin is coupled with an output power supply, and is coupled with a capacitor C1 and then coupled with the grounding pin;
the conversion chip P1 is a switch chip with the model THX2085V/700 mA.
4. The equipment internet of things controller according to claim 2, wherein: the I/O interface of the main control chip U4 is coupled with an audible and visual alarm circuit (21) and an input circuit (22), the audible and visual alarm circuit (21) comprises a loudspeaker MK1, a triode Q1 and a light emitting diode D1, the emitter of the triode Q1 is grounded, the base electrode is coupled with a resistor R9 and then is coupled with the I/O interface of the main control chip U4, the collector is coupled with the loudspeaker MK1 and then is coupled with a power supply, the cathode of the light emitting diode D1 is coupled with the collector of the triode Q1, and the anode is coupled with the resistor R1 and then is coupled with the power supply;
the input circuit (22) comprises a KEY1 and a capacitor C7, one end of the KEY1 is coupled with an I/O interface of the main control chip U4, the input circuit is also coupled with a resistor R2 and then connected with a power supply, the other end of the input circuit is grounded, and the capacitor C7 is connected with the KEY1 in parallel.
5. The equipment internet of things controller according to claim 1, wherein: the identity detection circuit (3) comprises:
the radio frequency chip P5, the radio frequency chip P5 has a read data pin RXD, a write data pin TXD, a power supply pin VCC and a ground pin GND, wherein the read data pin RXD and the write data pin TXD are both coupled with the main control circuit (2), the power supply pin VCC is connected with a power supply, and is further coupled with a capacitor C19 and then is coupled with the ground pin GND, and the ground pin GND is grounded.
6. The equipment internet of things controller according to claim 1, wherein: the WIFI circuit (4) comprises:
the power supply chip U5 is provided with an input end, an output end and a grounding end, wherein the input end is connected with a capacitor C20 and a capacitor C22 in parallel and then is connected with a power supply, the grounding end is connected with the ground, and the output end is connected with a capacitor C23 and a capacitor C21 in parallel and then outputs the power supply;
the WIFI chip P7 is provided with a plurality of I/O ports, a reset port RST, a writing signal port TXD and a reading signal port RXD, wherein the writing signal port TXD and the reading signal port RXD are both coupled with the main control circuit (2), the reset port RST is coupled with a resistor R21 and then connected with the output end of the power chip U5, and one I/O port is coupled with a resistor R20 and then connected with the output end of the power chip U5.
7. The equipment internet of things controller according to claim 1, wherein: the current detection circuit (5) includes:
a detection section (51) coupled to the external power line to detect a current of the external power line and then output the detected current;
and the amplifying part (52) is coupled with the detecting part (51) and further coupled with the main control circuit (2) so as to amplify the detection current output by the detecting part (51) and then input the amplified detection current into the main control circuit (2).
8. The equipment internet of things controller according to claim 7, wherein: the detection section (51) includes:
the detection chip U3 is provided with an input pin and an output pin, wherein the input pin is coupled with an external live wire, the output pin is coupled with a capacitor C8 and then grounded, an inductor L1 is coupled with the output pin and then coupled with an amplifying part (52), and the inductor L1 is further coupled with a capacitor C10 and then grounded;
the amplifying section (52) includes:
the same-direction input end of the operational amplifier U2A is coupled with a resistor R4 and then is connected with a power supply, the reverse input end of the operational amplifier U2A is coupled with a resistor R7 and then is coupled with an output pin of the detection chip U3, the reverse input end of the operational amplifier U2A is also coupled with a capacitor C6 and a resistor R6 which are connected in parallel and then is coupled with the output end of the operational amplifier U2A, and the output end of the operational amplifier U2A is coupled with a resistor R5 and then is coupled with a main control circuit (2) and then is grounded.
9. The equipment internet of things controller according to claim 1, wherein: the memory circuit (6) includes:
the memory chip U6 is provided with a power supply end VCC, a clock end SCL and a data end SDA, wherein the power supply end VCC is coupled with a power supply, the clock end SCL and the data end SDA are both coupled with a main control circuit (2), a resistor R23 and a resistor R24 are respectively coupled with the power supply, the memory chip U6 is also provided with a write protection end WP, and the write protection end WP is coupled with a capacitor C24 and then coupled with the power supply.
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