CN106159892B - A kind of circuit structure of intelligent leakage circuit breaker - Google Patents
A kind of circuit structure of intelligent leakage circuit breaker Download PDFInfo
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- CN106159892B CN106159892B CN201610854391.2A CN201610854391A CN106159892B CN 106159892 B CN106159892 B CN 106159892B CN 201610854391 A CN201610854391 A CN 201610854391A CN 106159892 B CN106159892 B CN 106159892B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
Abstract
The present invention relates to circuit design field more particularly to a kind of circuit structures of intelligent leakage circuit breaker.The circuit structure of the intelligent leakage circuit breaker includes: control chip, crystal oscillating circuit, photoelectric coupled circuit, the first circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit, the 7th circuit and the 9th circuit interconnected；Pass through control chip interconnected, crystal oscillating circuit, photoelectric coupled circuit, first circuit, tertiary circuit, 4th circuit, 5th circuit, 6th circuit, 7th circuit and the 9th circuit combine, it implements function such as: A, detection of electrical leakage and defencive function: pass through the leakage current situation of change in zero sequence transformer real-time detection route, earth leakage protective chip judges leakage current, meet or exceed the output tripping order of earth leakage protective value, intelligent leakage circuit breaker is set to thread off by tripping coil, to disjunction route, fault message is passed through communication transfer to host computer simultaneously.B, intelligent leakage circuit breaker has electrical energy measurement function.
Description
Technical field
The present invention relates to circuit design field more particularly to a kind of circuit structures of intelligent leakage circuit breaker.
Background technique
With the fusion of three network technologies, any one link is activated using digital information technology, passes through certain agreement
So that three aspects of three nets realize the shared of information resources and interconnect, to meet people at any time, anyly
Point facilitates the life of oneself by information association application.Requirement of the people for quality of life increasingly improves, in many aspects
It is required that home intelligence, abundant customer-centric, enable user experience scientific and technological bring power.
With the fast development of digital technology and information technology, interconnecting between consumer electronics, communication and computer
Breach original range.In the prior art in view of the development trend of 3C fusion and the integration of three networks, existing breaker cannot
The information exchange in smart grid between intelligent power and household appliances is realized well, can not complete indoor communication network well
The Data Format Transform of network and Wide Area Network (power telecom network, internet, Broadcasting Cable Network, communication network) and communication data it is two-way
Transmission, reduces user experience.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of circuit structure of intelligent leakage circuit breaker.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
A kind of circuit structure of intelligent leakage circuit breaker, comprising: control chip interconnected, crystal oscillating circuit, optocoupler electricity
Road, the first circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit, the 7th circuit and the 9th circuit；
The crystal oscillating circuit includes crystal resonator, first capacitor and the second capacitor；One end of the first capacitor respectively with crystalline substance
One end of vibration device is connected with control chip, the other end ground connection of the first capacitor；One end of second capacitor respectively with crystalline substance
The other end of vibration device is connected with control chip, the other end ground connection of second capacitor；
The photoelectric coupled circuit includes first resistor, second resistance and the first photo-coupler；First photo-coupler includes
First light emitting diode and the first photosensitive semiconductor pipe；The anode of first light emitting diode passes through first resistor and the first electricity
The cathode of source connection, first light emitting diode is connect with control chip；The anode of the first photosensitive semiconductor pipe passes through
Second resistance is connect with the 4th power supply；
First circuit is that chip interface circuit is protected in leakage；First circuit includes first row needle and third capacitor；Described
One row's needle includes the first pin, second pin and third pin；First pin of the first row needle is grounded by first capacitor；
The second pin of the first row needle is grounded；The cathode of the third pin of the first row needle and the photosensitive semiconductor pipe connects
It connects；
The tertiary circuit includes third row needle, the 4th capacitor, the 5th capacitor and 3rd resistor；The third arranges needle
First pin and second pin；First pin of the third row needle is connect with the first power supply；The first of the third row needle is drawn
Foot passes through the 4th capacity earth；The second pin of third row's needle one end with one end of 3rd resistor, the 5th capacitor respectively
It is connected with control chip；The other end of the other end of the 3rd resistor and the 5th capacitor is grounded respectively；
4th circuit includes the 4th row's needle, the 4th resistance, the 5th resistance, the 6th capacitor and the 7th capacitor；Described
Four row's needles include the first pin and second pin；First pin of the 4th row's needle by the 5th resistance respectively with the 7th capacitor
One end connect with control chip, the other end of the 7th capacitor is grounded；The second pin of 4th row's needle passes through the 4th
Resistance is connect with one end of the 6th capacitor and control chip respectively, the other end ground connection of the 6th capacitor；
5th circuit includes the 5th row's needle, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, the 8th capacitor
With the 9th capacitor；5th row's needle includes the first pin and second pin；First pin of the 5th row's needle is respectively with
One end of seven resistance is connected with one end of the 9th resistance, the other end of the 7th resistance ground connection, the 9th resistance it is another
End is connect with one end of the 9th capacitor and control chip respectively, the other end ground connection of the 9th capacitor；The second of 5th row's needle
Pin is connect with one end of one end of the 6th resistance and the 8th resistance respectively, the other end of the 6th resistance ground connection, and described the
The other end of eight resistance is connect with one end of the 8th capacitor and control chip respectively, the other end ground connection of the 8th capacitor；
6th circuit includes the 6th row's needle, the 7th row's needle, varistor, the tenth resistance, eleventh resistor, the 12nd
Resistance, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th resistance, the 19th
Resistance, the tenth capacitor and the 11st capacitor；6th row's needle includes the first pin and second pin；7th row's needle includes
First pin and second pin；First pin of the 6th row's needle respectively with the first pin of the 7th row's needle and varistor
One end connection；The second pin of 6th row's needle connects with the other end of the second pin of the 7th row's needle and varistor respectively
It connects, the other end ground connection of the varistor；First pin of the 6th row's needle pass sequentially through series connection the tenth resistance,
Eleventh resistor, twelfth resistor, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance and the 17th resistance
Respectively with one end of the 18th resistance, the tenth capacitor one end and control chip connect, the other end of the 18th resistance with
The other end of tenth capacitor is grounded respectively；19th resistance and the 11st capacitor are connected in parallel, one end after being connected in parallel
It is connect with control chip, the other end ground connection after being connected in parallel；
7th circuit includes the 8th row's needle, the 20th resistance and the 12nd capacitor；8th row's needle includes first
Pin and second pin；First pin of the 8th row's needle is connect with second source；The second pin of 8th row's needle point
It is not connect with one end of the 20th resistance, one end of the 12nd capacitor and control chip；The other end of 20th resistance and
The other end of 12nd capacitor is grounded respectively；
9th circuit includes the tenth row's needle, the 11st row's needle, the 23rd resistance, the 14th capacitor, the 15th electricity
Hold and the 16th capacitor；Tenth row's needle include the first pin, second pin, third pin, the 4th pin, the 5th pin,
6th pin, the 7th pin, the 8th pin, the 9th pin, the tenth pin, the 11st pin and the 12nd pin；Described tenth
Arrange the first pin of needle, the 9th pin of the tenth row's needle, the tenth row's needle the 11st pin and the tenth row's needle the 12nd pin
It is grounded respectively；14th capacitor is connected in parallel with the 15th capacitor, and the one end being connected in parallel is drawn with the second of the tenth row's needle
The second pin of foot connection, the tenth row's needle connects the first power supply, the other end ground connection being connected in parallel；The third of tenth row's needle
Pin is connect with control chip；4th pin of the tenth row's needle is connect with control chip；The 5th of tenth row's needle draws
Foot is connect with control chip；6th pin of the tenth row's needle is connect with control chip；7th pin of the tenth row's needle
It is connect with control chip；8th pin of the tenth row's needle is connect with control chip；23rd resistance and the 16th
Capacitor is connected in parallel, and one end after being connected in parallel is connect with the 8th pin of the tenth row's needle, the other end after being connected in parallel
Ground connection；Tenth pin of the tenth row's needle is connect with the 11st row's needle.
The beneficial effects of the present invention are:
The circuit structure of intelligent leakage circuit breaker provided by the invention by control chip interconnected, crystal oscillating circuit,
Photoelectric coupled circuit, the first circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit, the 7th circuit and the 9th circuit are mutually tied
It closes, synthesis implements function such as:
A, detection of electrical leakage and defencive function: by the leakage current situation of change in zero sequence transformer real-time detection route,
Earth leakage protective chip judges leakage current, meets or exceeds the output tripping order of earth leakage protective value, passes through tripping coil
Intelligent leakage circuit breaker is set to thread off, thus disjunction route, while fault message is passed through communication transfer to host computer.
B, intelligent leakage circuit breaker has electrical energy measurement function: precision is active 2 grades, can real-time detection active power, electricity
The parameters such as pressure, electric current and leakage current.
C, the temperature variations of intelligent leakage circuit breaker energy real-time detection near contacts, avoid intelligent leakage circuit breaker because
Long-term overheat and damage, can be decision making by host computer or be handled by communication transfer to host computer, depending on heat condition.
D, intelligent leakage circuit breaker can provide two kinds of communication interfaces: the RS485 or wireless 433/470MHz of micropower and
2.4GHz interface.
E, intelligent leakage circuit breaker has overload, short-circuit protection function, and switch uses 2 tunnel contacts, No. 2 arc-extinguish chambers and 2 tunnels
Double gold plaques have the disjunction isolation features to the pole N.When switch occur overloading or short-circuit protection and when separating brake, can close by hand
Lock.
Detailed description of the invention
Fig. 1 is a kind of crystal oscillating circuit connection figure of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 2 is a kind of photoelectric coupled circuit connection figure of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 3 is a kind of the first circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 4 is a kind of second circuit connection figure of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 5 is a kind of tertiary circuit connection figure of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 6 is a kind of the 4th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 7 is a kind of the 5th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 8 is a kind of the 6th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Fig. 9 is a kind of the 7th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 10 is a kind of the 8th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 11 is a kind of the 9th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 12 is a kind of the tenth circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 13 is a kind of the 11st circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 14 is a kind of the 12nd circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 15 is a kind of the 15th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 16 is a kind of the 18th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 17 is a kind of the 20th circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 18 is a kind of the 21st circuit connection diagram of the circuit structure of intelligent leakage circuit breaker of the invention；
Figure 19 is a kind of control chip connection figures of the circuit structure of intelligent leakage circuit breaker of the invention.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
Please refer to Fig. 1-Figure 19, a kind of circuit structure of intelligent leakage circuit breaker provided by the invention, comprising: be connected with each other
Control chip, crystal oscillating circuit, photoelectric coupled circuit, the first circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit,
Seven circuits and the 9th circuit；
Such as Fig. 1, the crystal oscillating circuit includes crystal resonator Y1, first capacitor C11 and the second capacitor C12；The first capacitor
One end of C11 is connect with one end of crystal resonator Y1 and control chip OSC0 respectively, the other end ground connection of the first capacitor C11；
One end of the second capacitor C12 is connect with the other end of crystal resonator Y1 and control chip OSC1 respectively, the second capacitor C12
The other end ground connection；
Such as Fig. 2, the photoelectric coupled circuit includes first resistor R6, second resistance R7 and the first photo-coupler U3；Described first
Photo-coupler U3 includes the first light emitting diode and the first photosensitive semiconductor pipe；The anode of first light emitting diode passes through the
One resistance R6 is connect with the first power supply V3.3, and the cathode of first light emitting diode is connect with control chip TRIP-A1；It is described
The anode of first photosensitive semiconductor pipe is connect by second resistance R7 with the 4th power vd D_12V；
Such as Fig. 3, first circuit is that chip interface circuit is protected in leakage；First circuit includes first row needle J4 and third capacitor
C31；The first row needle J4 includes the first pin, second pin and third pin；First pin of the first row needle passes through
First capacitor ground connection；The second pin of the first row needle is grounded；The third pin of the first row needle photosensitive is partly led with described
The cathode of body pipe connects；First pin of first row needle is the pin in Fig. 3 on J4 marked as 1, and so on.
Such as Fig. 5, the tertiary circuit includes third row needle J2, the 4th capacitor C39, the 5th capacitor C8 and 3rd resistor R9；
The third row needle includes the first pin and second pin；First pin of the third row needle is connect with the first power supply V3.3；
First pin of the third row needle is grounded by the 4th capacitor C39；The second pin of the third row needle is electric with third respectively
One end of one end, the 5th capacitor C8 for hindering R9 is connected with control chip KK_STATE；The other end of the 3rd resistor R9 and
The other end of five capacitor C8 is grounded respectively；First pin of third row's needle is the pin in Fig. 5 on J2 marked as 1, with such
It pushes away.
Such as Fig. 6, the 4th circuit includes the 4th row's needle J10, the 4th resistance R22, the 5th resistance R23, the 6th capacitor C20
With the 7th capacitor C22；4th row's needle includes the first pin I+1 and second pin I-1；First pin of the 4th row's needle
It is connect respectively with one end of the 7th capacitor C22 and control chip VIN by the 5th resistance R23, the 7th capacitor C22's is another
End ground connection；The second pin of 4th row's needle by the 4th resistance R22 respectively with one end of the 6th capacitor C20 and control chip
VIP connection, the other end ground connection of the 6th capacitor C20；
Such as Fig. 7, the 5th circuit include the 5th row's needle J9, the 6th resistance R21, the 7th resistance R24, the 8th resistance R20,
9th resistance R25, the 8th capacitor C21 and the 9th capacitor C23；5th row's needle includes the first pin ZCT3 and second pin
ZCT4；First pin ZCT3 of the 5th row's needle is connect with one end of one end of the 7th resistance and the 9th resistance respectively, described
The other end of 7th resistance is grounded, and the other end of the 9th resistance connects with one end of the 9th capacitor and control chip V2N respectively
It connects, the other end ground connection of the 9th capacitor；The one end and the 8th with the 6th resistance respectively the second pin ZCT4 of 5th row's needle
One end of resistance connects, the other end ground connection of the 6th resistance, the other end of the 8th resistance respectively with the 8th capacitor
One end is connected with control chip V2P, the other end ground connection of the 8th capacitor；
Such as Fig. 8, the 6th circuit include the 6th row's needle J12, the 7th row's needle J7, varistor RV1, the tenth resistance R27,
Eleventh resistor R28, twelfth resistor R29, thirteenth resistor R30, the 14th resistance R31, the 15th resistance R32, the 16th
Resistance R33, the 17th resistance R34, the 18th resistance R35, the 19th resistance R36, the tenth capacitor C24 and the 11st capacitor C25；
6th row's needle includes the first pin AC220-L and second pin AC220-N；7th row's needle includes the first pin
AC220-L and second pin AC220-N；First pin of the 6th row's needle respectively with the first pin of the 7th row's needle and pressure-sensitive
One end of resistance connects；The second pin of 6th row's needle is another with the second pin of the 7th row's needle and varistor respectively
End connection, the other end ground connection of the varistor；First pin of the 6th row's needle passes sequentially through the tenth of series connection
Resistance, eleventh resistor, twelfth resistor, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance and the tenth
Seven resistance are connect with one end of the 18th resistance, one end of the tenth capacitor and control chip V3P respectively, the 18th resistance
The other end of the other end and the tenth capacitor is grounded respectively；19th resistance and the 11st capacitor are connected in parallel, and are connected in parallel
One end afterwards is connect with control chip V3N, the other end ground connection after being connected in parallel；
Such as Fig. 9, the 7th circuit includes the 8th row's needle J5, the 20th resistance R15 and the 12nd capacitor C18；Described
Eight row's needles include the first pin MZ260-1 and second pin MZ260-2；The first pin and second source of 8th row's needle connect
It connects；The second pin of 8th row's needle respectively with one end of the 20th resistance, the 12nd capacitor one end and control chip
PTCWD AD connection；The other end of 20th resistance and the other end of the 12nd capacitor are grounded respectively；
Such as Figure 11, the 9th circuit includes the tenth row's needle J8, the 11st row's needle J10, the 23rd resistance R26, the tenth
Four capacitor C38, the 15th capacitor C40 and the 16th capacitor C30；Tenth row's needle includes the first pin, second pin, third
Pin, the 4th pin, the 5th pin, the 6th pin, the 7th pin, the 8th pin, the 9th pin, the tenth pin, the 11st are drawn
Foot and the 12nd pin；First pin of the tenth row's needle, the 9th pin of the tenth row's needle, the tenth row's needle the 11st pin
It is grounded respectively with the 12nd pin of the tenth row's needle；14th capacitor is connected in parallel with the 15th capacitor, is connected in parallel
One end is connect with the second pin of the tenth row's needle, and the second pin of the tenth row's needle connects the first power supply V3.3, and what is be connected in parallel is another
One end ground connection；The third pin of tenth row's needle is connect with control chip MOS1；4th pin of the tenth row's needle and control
The CLK connection of coremaking piece；5th pin of the tenth row's needle is connect with control chip MIS0；6th pin of the tenth row's needle
It is connect with control chip NSS；7th pin of the tenth row's needle is connect with control chip DID0；The 8th of tenth row's needle
Pin is connect with control chip RESET；23rd resistance and the 16th capacitor are connected in parallel, one end after being connected in parallel
It is connect with the 8th pin of the tenth row's needle, the other end ground connection after being connected in parallel；Tenth pin of the tenth row's needle with
11st row's needle ANT connection.First pin of the tenth row's needle is the pin in Figure 11 on J8 marked as 1, and so on.
The beneficial effects of the present invention are:
The circuit structure of intelligent leakage circuit breaker provided by the invention by control chip interconnected, crystal oscillating circuit,
Photoelectric coupled circuit, the first circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit, the 7th circuit and the 9th circuit are mutually tied
It closes, synthesis implements function such as:
A, detection of electrical leakage and defencive function: by the leakage current situation of change in zero sequence transformer real-time detection route,
Earth leakage protective chip judges leakage current, meets or exceeds the output tripping order of earth leakage protective value, passes through tripping coil
Intelligent leakage circuit breaker is set to thread off, thus disjunction route, while fault message is passed through communication transfer to host computer.
B, intelligent leakage circuit breaker has electrical energy measurement function: precision is active 2 grades, can real-time detection active power, electricity
The parameters such as pressure, electric current and leakage current.
C, the temperature variations of intelligent leakage circuit breaker energy real-time detection near contacts, avoid intelligent leakage circuit breaker because
Long-term overheat and damage, can be decision making by host computer or be handled by communication transfer to host computer, depending on heat condition.
D, intelligent leakage circuit breaker can provide two kinds of communication interfaces: the RS485 or wireless 433/470MHz of micropower and
2.4GHz interface.
E, intelligent leakage circuit breaker has overload, short-circuit protection function, and switch uses 2 tunnel contacts, No. 2 arc-extinguish chambers and 2 tunnels
Double gold plaques have the disjunction isolation features to the pole N.When switch occur overloading or short-circuit protection and when separating brake, can close by hand
Lock.
If Fig. 4 further includes further second circuit, the second circuit is that interface circuit is protected in leakage；Second circuit includes
Second row needle J3；The second row needle J3 includes the first pin and second pin；The first pin and first of the second row needle
First pin of row's needle is connect with the 4th power vd D_12V respectively；The of the second pin of the second row needle and first row needle
The connection of two pins.Second circuit is that interface circuit is protected in leakage, realizes that closing leakage manually protects function.
If Figure 10 further includes further the 8th circuit, the 8th circuit includes the 9th row's needle J6, the 21st electricity
Hinder R14, the 22nd resistance R13, the 13rd capacitor C17, the second photo-coupler U4 and third light emitting diode D1；Described 9th
Arranging needle J6 includes the first pin, second pin, third pin and the 4th pin；Second photo-coupler includes second luminous two
Pole pipe and the second photosensitive semiconductor pipe；First pin of the 9th row's needle is connect with DC_5.1V；The second of 9th row's needle
Pin is connect with GND_5.1V；The third pin of 9th row's needle is connect with the anode of the second photosensitive semiconductor pipe；Described
4th pin of nine row's needles is connect with the cathode of the second photosensitive semiconductor pipe；The anode of second light emitting diode is respectively with the
The connection of one end of the cathode of three light emitting diodes and the 22nd resistance；The anode of the third light emitting diode is respectively with second
The connection of one end of the other end of 12 resistance and the 21st resistance；The other end of 21st resistance is respectively with the 13rd
One end of capacitor is connected with control chip PF；After the cathode of second light emitting diode is connect with the other end of the 13rd capacitor
Ground connection.
If Figure 12 further includes further the tenth circuit, the tenth circuit includes the 4th diode D4, the five or two pole
Pipe D6, two-way Transient Suppression Diode TVS1, antenna, the 17th capacitor, the 18th capacitor, the 19th capacitor, the 20th capacitor,
21st capacitor, the 22nd capacitor, the 23rd capacitor, the 24th resistance, the 25th resistance, the first chip and
Two chips；First chip includes the first pin, second pin, third pin and the 4th pin；Second chip includes
First pin, second pin and third pin；The anode of 4th diode draws with the first of the 9th row's needle of the 8th circuit
Foot connection；The second pin of 9th row's needle of the 8th circuit respectively with antenna, one end of two-way Transient Suppression Diode,
One end of 17 capacitors, one end of the 18th capacitor are connected with the first pin GND of the first chip；4th diode is born
Pole respectively with V485 communication interface, the other end of two-way Transient Suppression Diode, the other end of the 17th capacitor, the 18th capacitor
The other end and the first chip second pin VIN connection；The third pin OV of first chip is grounded；First chip
The 4th pin+VO respectively with one end of the 19th capacitor, one end of the 24th resistance and the 5th diode anode connect；
The anode of 5th diode meets VDD5V；The other end of 19th capacitor is grounded；20th capacitor and the 20th
The connection of five resistor coupled in parallel, one end after being connected in parallel is connect with the other end of the 24th resistance, another after being connected in parallel
One end ground connection；The cathode of 5th diode is connect with the second pin VIN of one end of the 21st capacitor and U8 respectively；Institute
State the other end ground connection of the 21st capacitor；First pin GND of second chip is grounded；22nd capacitor and
23 capacitors are connected in parallel, one end after being connected in parallel respectively with the third pin OUT and the first power supply of second chip
V3.3 connection, the other end ground connection after being connected in parallel.First chip is U5, and second chip is U8；
If Figure 13 further includes further the 11st circuit, the 11st circuit includes third chip U7, the 20th
Four capacitor C27, the 26th resistance R39 and the 27th resistance R40；The third chip include the first pin, second pin,
Third pin, the 4th pin, the 5th pin, the 6th pin, the 7th pin and the 8th pin；The first of the third chip is drawn
Foot, the second pin of third chip, the 7th pin of the third pin of third chip and third chip are hanging；The third core
4th pin GND of piece is grounded, the 5th pin of the third chip respectively with control chip SDA2 and the 27th resistance
One end connection, the 6th pin of the third chip are connect with one end of control chip SCL2 and the 26th resistance respectively；Institute
State one end of the 24th capacitor respectively with the 8th pin of third chip, the other end of the 27th resistance, the 26th electricity
The other end of resistance is connected with second source VDD3P3_1；The other end of 24th capacitor is grounded.
If Figure 14 further includes further the 12nd circuit, the 12nd circuit includes fourth chip U1, the 20th
Five capacitor C2, the 26th capacitor C4, the 28th resistance R2, the 29th resistance R3, the 30th resistance R4 and the 31st
Resistance R8；The fourth chip include the first pin, second pin, third pin, the 4th pin, the 5th pin, the 6th pin,
7th pin and the 8th pin；First pin A0 of the fourth chip is hanging；The second pin A1 of the fourth chip, the 4th
The third pin A2 of chip and the 4th pin VSS of fourth chip are grounded；5th pin of the fourth chip passes through third
11 resistance are connect with one end of the 30th resistance and control chip SDA respectively；Another termination second of 30th resistance
Power vd D3P3_1；6th pin of the fourth chip is connect with one end of the 29th resistance and control chip SCL respectively；
Another termination second source VDD3P3_1 of 29th resistance；The 7th pin difference the 28th of the fourth chip
One end of resistance is connected with control chips W P；Another termination second source VDD3P3_1 of 28th resistance；Described
25 capacitors are connected in parallel with the 26th capacitor, one end ground connection after being connected in parallel, the other end difference after being connected in parallel
It is connect with the 8th pin and second source VDD3P3_1 of fourth chip.
If Figure 19 further includes further the tenth three-circuit, the tenth three-circuit includes the 27th capacitor C9 and the
28 capacitor C10；27th capacitor is connected in parallel with the 28th capacitor, one end ground connection after being connected in parallel, and
The other end after connection connection is connect with the first power supply V3.3 and control chip AVCC respectively.
If Figure 19 further includes further the 14th circuit, the 14th circuit include the 29th capacitor C13 and
30th capacitor C14；29th capacitor and the 30th capacitor are connected in parallel, one end ground connection after being connected in parallel, in parallel
The other end after connection is connect with control chip VREF.
If Figure 15 further includes further the 15th circuit, the 15th circuit includes the 31st capacitor C5 and the 30th
Two capacitor C6；31st capacitor and the 32nd capacitor are connected in parallel, and one end ground connection after being connected in parallel is connected in parallel
The other end afterwards is connect with second source VDD3P3_1.
It further, further include the 16th circuit, the 17th circuit, the 18th circuit, the 19th circuit, the 20th electricity
Road, the 21st circuit and the 22nd circuit；
Such as Figure 19, the 16th circuit includes the 33rd capacitor C1, the 34th capacitor C3 and the 32nd resistance
R1；33rd capacitor and the 34th capacitor are connected in parallel, one end ground connection after being connected in parallel, another after being connected in parallel
One end is connect with one end of the 32nd resistance and control chip VSYS respectively；Another termination first of 32nd resistance
Power supply V3.3；
Such as Figure 19, the 17th circuit includes the 33rd resistance R5 and the 35th capacitor C7；Described 33rd
One termination second source VDD3P3_1 of resistance, the other end of the 33rd resistance are connect with control chip RST；Described
One end of 35 capacitors is grounded, and the other end of the 35th capacitor is connect with control chip RST；
Such as Figure 16, the 18th circuit includes the 12nd row's needle J1；12nd row's needle includes the first pin, second
Pin, third pin, the 4th pin, the 5th pin, the 6th pin, the 7th pin and the 8th pin；12nd row's needle
First pin floating；The second pin of 12nd row's needle meets second source VDD3P3_1；The third of 12nd row's needle
Pin meets the first power supply V3.3；4th pin of the 12nd row's needle is connect with control chip TCK；12nd row's needle
5th pin is connect with control chip TD0；6th pin of the 12nd row's needle is connect with control chip TD1；Described tenth
7th pin of two row's needles is connect with control chip TMS；8th pin of the 12nd row's needle is grounded；
Such as Figure 19, the 19th circuit includes the 13rd row's needle JP1 and the 34th resistance R10；13rd row
Needle includes the first pin and second pin；First pin of the 13rd row's needle respectively with one end of the 34th resistance and control
The WDTEN connection of coremaking piece；Another termination second source VDD3P3_1 of 34th resistance；The of 13rd row's needle
Two pins ground connection；
Such as Figure 17, the 20th circuit includes the 36th capacitor C15 and the 37th capacitor C16；Described 30th
Six capacitors and the 37th capacitor are connected in parallel, one end ground connection after being connected in parallel, the other end and third electricity after being connected in parallel
Source VDD3P3_2 connection；
Such as Figure 18, the 21st circuit includes the 35th resistance R18, the 36th resistance R19, the 6th luminous two
Pole pipe D2 and the 7th light emitting diode D3；The anode of 6th light emitting diode and the 7th light emitting diode it is positive with the
One power supply V3.3 connection；The cathode of 6th light emitting diode is connected by the 35th resistance and control chip POWER_LED
It connects；The cathode of 7th light emitting diode is connect by the 36th resistance with control chip LD_LED；
Such as Figure 19, the 22nd circuit includes the 38th capacitor C19；One termination of the 38th capacitor
The other end on ground, the 38th capacitor is connect with control chip VDD1P8.
Specific embodiments of the present invention are as follows:
The circuit structure of a kind of intelligent leakage circuit breaker provided by the invention, comprising: control chip, crystal oscillating circuit, optocoupler
Circuit, the first circuit, second circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit, the 7th circuit, the 8th circuit,
9th circuit, the tenth circuit, the 11st circuit, the 12nd circuit, the tenth three-circuit, the 14th circuit, the 15th circuit, the tenth
Six circuits, the 17th circuit, the 18th circuit, the 19th circuit, the 20th circuit, the 21st circuit and the 22nd electricity
Road；
The crystal oscillating circuit includes crystal resonator Y1, first capacitor C11 and the second capacitor C12；One end of the first capacitor
It is connect respectively with one end of crystal resonator and control chip OSC0, the other end ground connection of the first capacitor；Second capacitor
One end is connect with the other end of crystal resonator and control chip OSC1 respectively, the other end ground connection of second capacitor；
The photoelectric coupled circuit includes first resistor R6, second resistance R7 and the first photo-coupler U3；First optical coupling
Device includes the first light emitting diode and the first photosensitive semiconductor pipe；The anode of first light emitting diode by first resistor with
The cathode of first power supply V3.3 connection, first light emitting diode is connect with control chip TRIP-A1；Described first photosensitive half
The anode of conductor tube is connect by second resistance with the 4th power vd D_12V.
First circuit includes first row needle J4 and third capacitor C31；The first row needle J4 includes the first pin, the
Two pins and third pin；First pin of the first row needle is grounded by first capacitor；The second of the first row needle is drawn
Foot ground connection；The third pin of the first row needle is connect with the cathode of the photosensitive semiconductor pipe；First circuit is that chip is protected in leakage
Interface circuit is realized and trip avoidance function is powered and controlled to optocoupler U3.
The second circuit includes second row needle J3；The second row needle J3 includes the first pin and second pin；It is described
First pin of second row needle and the first pin of first row needle are connect with the 4th power vd D_12V respectively；The second row needle
Second pin connect with the second pin of first row needle；Second circuit is that interface circuit is protected in leakage, realizes that closing leakage manually protects function.
The tertiary circuit includes third row needle J2, the 4th capacitor C39, the 5th capacitor C8 and 3rd resistor R9；Described
Three row's needles include the first pin and second pin；First pin of the third row needle is connect with the first power supply V3.3；Described
First pin of three row's needles is grounded by the 4th capacitor C39；The second pin of the third row needle is respectively with 3rd resistor R9's
One end, the 5th capacitor C8 one end with control chip KK_STATE connect；The other end and the 5th capacitor of the 3rd resistor R9
The other end of C8 is grounded respectively；Tertiary circuit realizes air switch status detection function.
4th circuit includes the 4th row's needle J10, the 4th resistance R22, the 5th resistance R23, the 6th capacitor C20 and the 7th
Capacitor C22；4th row's needle includes the first pin I+1 and second pin I-1；First pin of the 4th row's needle passes through the
Five resistance R23 are connect with one end of the 7th capacitor C22 and control chip VIN respectively, another termination of the 7th capacitor C22
Ground；The second pin of 4th row's needle by the 4th resistance R22 respectively with one end of the 6th capacitor C20 and control chip VIP
Connection, the other end ground connection of the 6th capacitor C20；4th circuit realizes electric current, electric quantity acquisition function.
5th circuit includes the 5th row's needle J9, the 6th resistance R21, the 7th resistance R24, the 8th resistance R20, the 9th electricity
Hinder R25, the 8th capacitor C21 and the 9th capacitor C23；5th row's needle includes the first pin ZCT3 and second pin ZCT4；Institute
The the first pin ZCT3 for stating the 5th row's needle is connect with one end of one end of the 7th resistance and the 9th resistance respectively, the 7th resistance
Other end ground connection, the other end of the 9th resistance connect with one end of the 9th capacitor and control chip V2N respectively, and the 9th is electric
The other end of appearance is grounded；The one end with one end of the 6th resistance and the 8th resistance respectively the second pin ZCT4 of 5th row's needle
Connection, the 6th resistance the other end ground connection, the other end of the 8th resistance respectively with one end of the 8th capacitor and control
Chip V2P connection, the other end ground connection of the 8th capacitor；5th circuit realizes that leakage current acquires function.
6th circuit includes the 6th row's needle J12, the 7th row's needle J7, varistor RV1, the tenth resistance R27, the 11st
Resistance R28, twelfth resistor R29, thirteenth resistor R30, the 14th resistance R31, the 15th resistance R32, the 16th resistance
R33, the 17th resistance R34, the 18th resistance R35, the 19th resistance R36, the tenth capacitor C24 and the 11st capacitor C25；It is described
6th row's needle includes the first pin AC220-L and second pin AC220-N；7th row's needle includes the first pin AC220-L
With second pin AC220-N；First pin of the 6th row's needle respectively with the first pin of the 7th row's needle and varistor
One end connection；The second pin of 6th row's needle connects with the other end of the second pin of the 7th row's needle and varistor respectively
It connects, the other end ground connection of the varistor；First pin of the 6th row's needle pass sequentially through series connection the tenth resistance,
Eleventh resistor, twelfth resistor, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance and the 17th resistance
It is connect respectively with one end of the 18th resistance, one end of the tenth capacitor and control chip V3P, the other end of the 18th resistance
It is grounded respectively with the other end of the tenth capacitor；19th resistance and the 11st capacitor are connected in parallel, and one after being connected in parallel
End is connect with control chip V3N, the other end ground connection after being connected in parallel；6th circuit realizes voltage acquisition function.
7th circuit includes the 8th row's needle J5, the 20th resistance R15 and the 12nd capacitor C18；8th row's needle
Including the first pin MZ260-1 and second pin MZ260-2；First pin of the 8th row's needle is connect with second source；Institute
State the second pin of the 8th row's needle respectively with one end of the 20th resistance, one end of the 12nd capacitor and control chip PTCWD AD
Connection；The other end of 20th resistance and the other end of the 12nd capacitor are grounded respectively；7th circuit realizes temperature acquisition
Function.
8th circuit includes the 9th row's needle J6, the 21st resistance R14, the 22nd resistance R13, the 13rd capacitor
C17, the second photo-coupler U4 and third light emitting diode D1；9th row's needle draws including the first pin, second pin, third
Foot and the 4th pin；Second photo-coupler includes the second light emitting diode and the second photosensitive semiconductor pipe；9th row
First pin of needle is connect with DC_5.1V；The second pin of 9th row's needle is connect with GND_5.1V；9th row's needle
Third pin is connect with the anode of the second photosensitive semiconductor pipe；The 4th pin and the second photosensitive semiconductor pipe of 9th row's needle
Cathode connection；The anode of second light emitting diode respectively with the cathode of third light emitting diode and the 22nd resistance
One end connection；The anode of the third light emitting diode respectively with the other end of the 22nd resistance and the 21st resistance one
End connection；The other end of 21st resistance is connect with one end of the 13rd capacitor and control chip PF respectively；Described
The cathode of two light emitting diodes is grounded after connecting with the other end of the 13rd capacitor；8th circuit realizes power input and metering arteries and veins
Rush output function.
9th circuit includes the tenth row's needle J8, the 11st row's needle J10, the 23rd resistance R26, the 14th capacitor
C38, the 15th capacitor C40 and the 16th capacitor C30；Tenth row's needle include the first pin, second pin, third pin,
4th pin, the 5th pin, the 6th pin, the 7th pin, the 8th pin, the 9th pin, the tenth pin, the 11st pin and
12 pins；First pin of the tenth row's needle, the 9th pin of the tenth row's needle, the tenth row's needle the 11st pin and the tenth
12nd pin of row's needle is grounded respectively；14th capacitor is connected in parallel with the 15th capacitor, the one end being connected in parallel with
The second pin of tenth row's needle connects, and the second pin of the tenth row's needle connects the first power supply V3.3, another termination being connected in parallel
Ground；The third pin of tenth row's needle is connect with control chip MOS1；The 4th pin and control chip of tenth row's needle
CLK connection；5th pin of the tenth row's needle is connect with control chip MIS0；6th pin of the tenth row's needle and control
Chip NSS connection；7th pin of the tenth row's needle is connect with control chip DID0；8th pin of the tenth row's needle with
Control chip RESET connection；23rd resistance and the 16th capacitor are connected in parallel, one end after being connected in parallel with it is described
8th pin of the tenth row's needle connects, the other end ground connection after being connected in parallel；The tenth pin and the 11st of tenth row's needle
Arrange needle ANT connection；9th circuit realizes wireless communication function.
Tenth circuit includes the 4th diode D4, the 5th diode D6, two-way Transient Suppression Diode TVS1, day
Line, the 17th capacitor, the 18th capacitor, the 19th capacitor, the 20th capacitor, the 21st capacitor, the 22nd capacitor, second
13 capacitors, the 24th resistance, the 25th resistance, U5 and U8；The U5 draws including the first pin, second pin, third
Foot and the 4th pin；The U8 includes the first pin, second pin and third pin；The anode and the 8th of 4th diode
First pin of the 9th row's needle of circuit connects；The second pin of 9th row's needle of the 8th circuit respectively with antenna, two-way
One end of Transient Suppression Diode, one end of the 17th capacitor, one end of the 18th capacitor are connected with the first pin GND of U5；
The cathode of 4th diode respectively with V485 communication interface, the other end of two-way Transient Suppression Diode, the 17th capacitor
The other end, the other end of the 18th capacitor connects with the second pin VIN of U5；The third pin OV of the U5 is grounded；It is described
The 4th pin+VO of U5 connects with the anode of one end of the 19th capacitor, one end of the 24th resistance and the 5th diode respectively
It connects；The anode of 5th diode meets VDD5V；The other end of 19th capacitor is grounded；20th capacitor and
The connection of 25 resistor coupled in parallel, one end after being connected in parallel is connect with the other end of the 24th resistance, after being connected in parallel
The other end ground connection；The cathode of 5th diode connects with the second pin VIN of one end of the 21st capacitor and U8 respectively
It connects；The other end of 21st capacitor is grounded；The first pin GND of the U8 is grounded；22nd capacitor and
23 capacitors are connected in parallel, and one end after being connected in parallel connects with the third pin OUT of the U8 and the first power supply V3.3 respectively
It connects, the other end ground connection after being connected in parallel；Tenth circuit realizes isolated from power and voltage conversion function.
11st circuit includes third chip U7, the 24th capacitor C27, the 26th resistance R39 and the 20th
Seven resistance R40；The third chip draws including the first pin, second pin, third pin, the 4th pin, the 5th pin, the 6th
Foot, the 7th pin and the 8th pin；First pin of the third chip, the second pin of third chip, third chip
7th pin of three pins and third chip is hanging；4th pin GND of the third chip is grounded, the third chip
5th pin is connect with one end of control chip SDA2 and the 27th resistance respectively, the 6th pin difference of the third chip
It is connect with one end of control chip SCL2 and the 26th resistance；One end of 24th capacitor respectively with third chip
8th pin, the other end of the 27th resistance, the 26th resistance the other end connected with second source VDD3P3_1；It is described
The other end of 24th capacitor is grounded.11st circuit realizes communication encryption function.
12nd circuit includes fourth chip U1, the 25th capacitor C2, the 26th capacitor C4, the 28th electricity
Hinder R2, the 29th resistance R3, the 30th resistance R4 and the 31st resistance R8；The fourth chip includes the first pin, the
Two pins, third pin, the 4th pin, the 5th pin, the 6th pin, the 7th pin and the 8th pin；The fourth chip
First pin A0 is hanging；The 4th of the second pin A1 of the fourth chip, the third pin A2 of fourth chip and fourth chip
Pin VSS is grounded；5th pin of the fourth chip by the 31st resistance respectively with one end of the 30th resistance and
Control chip SDA connection；Another termination second source VDD3P3_1 of 30th resistance；The 6th of the fourth chip draws
Foot is connect with one end of the 29th resistance and control chip SCL respectively；The second electricity of another termination of 29th resistance
Source VDD3P3_1；One end that 7th pin of the fourth chip distinguishes the 28th resistance is connected with control chips W P；It is described
Another termination second source VDD3P3_1 of 28th resistance；25th capacitor is in parallel with the 26th capacitor to be connected
Connect, one end after being connected in parallel ground connection, the other end after being connected in parallel respectively with the 8th pin and second source of fourth chip
VDD3P3_1 connection；12nd circuit realizes data storage function.
Tenth three-circuit includes the 27th capacitor C9 and the 28th capacitor C10；27th capacitor with
28th capacitor is connected in parallel, one end after being connected in parallel ground connection, the other end after being connected in parallel respectively with the first power supply
V3.3 is connected with control chip AVCC；Tenth three-circuit realizes control chip power input filter function.
14th circuit includes the 29th capacitor C13 and the 30th capacitor C14；29th capacitor and
30 capacitors are connected in parallel, and one end ground connection after being connected in parallel, the other end after being connected in parallel is connect with control chip VREF；The
14 circuits realize control chip sampled reference filter function.
15th circuit includes the 31st capacitor C5 and the 32nd capacitor C6；31st capacitor and
32 capacitors are connected in parallel, one end ground connection after being connected in parallel, the other end and second source VDD3P3_1 after being connected in parallel
Connection；15th circuit realizes that control chip interior power supply exports filter function.
16th circuit includes the 33rd capacitor C1, the 34th capacitor C3 and the 32nd resistance R1；It is described
33rd capacitor and the 34th capacitor are connected in parallel, one end ground connection after being connected in parallel, the other end point after being connected in parallel
It is not connect with one end of the 32nd resistance and control chip VSYS；The first power supply of another termination of 32nd resistance
V3.3；16th circuit realizes control chip power input filter function.
17th circuit includes the 33rd resistance R5 and the 35th capacitor C7；The one of 33rd resistance
Second source VDD3P3_1 is terminated, the other end of the 33rd resistance is connect with control chip RST；35th electricity
One end of appearance is grounded, and the other end of the 35th capacitor is connect with control chip RST；17th circuit realizes control chip
Power-on reset function.
18th circuit includes the 12nd row's needle J1；12nd row's needle includes the first pin, second pin, the
Three pins, the 4th pin, the 5th pin, the 6th pin, the 7th pin and the 8th pin；First pin of the 12nd row's needle
Vacantly；The second pin of 12nd row's needle meets second source VDD3P3_1；The third pin of 12nd row's needle connects
One power supply V3.3；4th pin of the 12nd row's needle is connect with control chip TCK；5th pin of the 12nd row's needle
It is connect with control chip TD0；6th pin of the 12nd row's needle is connect with control chip TD1；12nd row's needle
7th pin is connect with control chip TMS；8th pin of the 12nd row's needle is grounded；18th circuit realizes control chip
Programming program and debugging function.
19th circuit includes the 13rd row's needle JP1 and the 34th resistance R10；13rd row's needle includes the
One pin and second pin；First pin of the 13rd row's needle respectively with one end of the 34th resistance and control chip
WDTEN connection；Another termination second source VDD3P3_1 of 34th resistance；The second pin of 13rd row's needle
Ground connection；19th circuit realizes whether program allows the function of programming.
20th circuit includes the 36th capacitor C15 and the 37th capacitor C16；36th capacitor and
37th capacitor is connected in parallel, one end ground connection after being connected in parallel, the other end and third power vd D3P3_ after being connected in parallel
2 connections；20th circuit realizes that control chip interior power supply exports filter function.
21st circuit includes the 35th resistance R18, the 36th resistance R19, the 6th light emitting diode D2
With the 7th light emitting diode D3；The anode of 6th light emitting diode and the 7th light emitting diode it is positive with the first power supply
V3.3 connection；The cathode of 6th light emitting diode is connect by the 35th resistance with control chip POWER_LED；It is described
The cathode of 7th light emitting diode is connect by the 36th resistance with control chip LD_LED；21st circuit realizes power supply
And the function of indicating fault.
22nd circuit includes the 38th capacitor C19；One end of 38th capacitor is grounded, and the 30th
The other end of eight capacitors is connect with control chip VDD1P8.22nd circuit realizes control chip interior 1.8V power filter function
Energy.
The pin for arranging needle is corresponding with the pin designations on respective figure, and the first pin is the pin on schemed marked as 1, with
This analogizes.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of circuit structure of intelligent leakage circuit breaker characterized by comprising control chip interconnected, crystal oscillator electricity
Road, photoelectric coupled circuit, the first circuit, tertiary circuit, the 4th circuit, the 5th circuit, the 6th circuit, the 7th circuit and the 9th circuit；
The crystal oscillating circuit includes crystal resonator, first capacitor and the second capacitor；One end of the first capacitor respectively with crystal resonator
One end connect with control chip, the other end of the first capacitor is grounded；One end of second capacitor respectively with crystal resonator
The other end connect with control chip, the other end of second capacitor is grounded；
The photoelectric coupled circuit includes first resistor, second resistance and the first photo-coupler；First photo-coupler includes first
Light emitting diode and the first photosensitive semiconductor pipe；The anode of first light emitting diode is connected by first resistor and the first power supply
It connects, the cathode of first light emitting diode is connect with control chip；The anode of the first photosensitive semiconductor pipe passes through second
Resistance is connect with the 4th power supply；
First circuit is that chip interface circuit is protected in leakage, for realizing trip avoidance function is powered and controlled to optocoupler；First circuit
Including first row needle and third capacitor；The first row needle includes the first pin, second pin and third pin；The first row
First pin of needle is grounded by first capacitor；The second pin of the first row needle is grounded；The third of the first row needle is drawn
Foot is connect with the cathode of the photosensitive semiconductor pipe；
The tertiary circuit includes third row needle, the 4th capacitor, the 5th capacitor and 3rd resistor；The third row needle includes first
Pin and second pin；First pin of the third row needle is connect with the first power supply；First pin of the third row needle is logical
Cross the 4th capacity earth；The second pin of third row's needle respectively with one end of 3rd resistor, one end of the 5th capacitor and control
The connection of coremaking piece；The other end of the other end of the 3rd resistor and the 5th capacitor is grounded respectively；The tertiary circuit is for real
Existing air switch status detection function；
4th circuit includes the 4th row's needle, the 4th resistance, the 5th resistance, the 6th capacitor and the 7th capacitor；4th row
Needle includes the first pin and second pin；First pin of the 4th row's needle passes through one of the 5th resistance respectively with the 7th capacitor
End is connected with control chip, the other end ground connection of the 7th capacitor；The second pin of 4th row's needle passes through the 4th resistance
It is connect respectively with one end of the 6th capacitor and control chip, the other end ground connection of the 6th capacitor；4th circuit is used for
Realize electric current, electric quantity acquisition function；
5th circuit includes the 5th row's needle, the 6th resistance, the 7th resistance, the 8th resistance, the 9th resistance, the 8th capacitor and the
Nine capacitors；5th row's needle includes the first pin and second pin；First pin of the 5th row's needle is electric with the 7th respectively
One end of resistance is connected with one end of the 9th resistance, the other end ground connection of the 7th resistance, the other end point of the 9th resistance
It is not connect with one end of the 9th capacitor and control chip, the other end ground connection of the 9th capacitor；The second pin of 5th row's needle
It is connect respectively with one end of one end of the 6th resistance and the 8th resistance, the other end ground connection of the 6th resistance, the 8th electricity
The other end of resistance is connect with one end of the 8th capacitor and control chip respectively, the other end ground connection of the 8th capacitor；5th electricity
Road acquires function for realizing leakage current；
6th circuit includes the 6th row's needle, the 7th row's needle, varistor, the tenth resistance, eleventh resistor, the 12nd electricity
Resistance, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance, the 17th resistance, the 18th resistance, the 19th electricity
Resistance, the tenth capacitor and the 11st capacitor；6th row's needle includes the first pin and second pin；7th row's needle includes the
One pin and second pin；First pin of the 6th row's needle respectively with the first pin of the 7th row's needle and varistor one
End connection；The second pin of 6th row's needle is connect with the other end of the second pin of the 7th row's needle and varistor respectively,
The other end of the varistor is grounded；First pin of the 6th row's needle passes sequentially through the tenth resistance of series connection,
11 resistance, twelfth resistor, thirteenth resistor, the 14th resistance, the 15th resistance, the 16th resistance and the 17th resistance point
It is not connect with one end of the 18th resistance, one end of the tenth capacitor and control chip, the other end of the 18th resistance and the
The other end of ten capacitors is grounded respectively；19th resistance and the 11st capacitor are connected in parallel, one end after being connected in parallel with
Chip connection is controlled, the other end ground connection after being connected in parallel；6th circuit is for realizing voltage acquisition function；
7th circuit includes the 8th row's needle, the 20th resistance and the 12nd capacitor；8th row's needle includes the first pin
And second pin；First pin of the 8th row's needle is connect with second source；The second pin of 8th row's needle respectively with
One end of 20th resistance, one end of the 12nd capacitor are connected with control chip；The other end and the tenth of 20th resistance
The other end of two capacitors is grounded respectively；7th circuit is for realizing temperature acquisition function；
9th circuit include the tenth row's needle, the 11st row's needle, the 23rd resistance, the 14th capacitor, the 15th capacitor and
16th capacitor；Tenth row's needle includes the first pin, second pin, third pin, the 4th pin, the 5th pin, the 6th
Pin, the 7th pin, the 8th pin, the 9th pin, the tenth pin, the 11st pin and the 12nd pin；Tenth row's needle
The first pin, the 9th pin of the tenth row's needle, the 11st pin of the tenth row's needle and the tenth row's needle the 12nd pin difference
Ground connection；14th capacitor is connected in parallel with the 15th capacitor, and the second pin of the one end being connected in parallel and the tenth row's needle connects
It connects, the second pin of the tenth row's needle connects the first power supply, the other end ground connection being connected in parallel；The third pin of tenth row's needle
It is connect with control chip；4th pin of the tenth row's needle is connect with control chip；5th pin of the tenth row's needle with
Control chip connection；6th pin of the tenth row's needle is connect with control chip；7th pin of the tenth row's needle and control
The connection of coremaking piece；8th pin of the tenth row's needle is connect with control chip；23rd resistance and the 16th capacitor
It is connected in parallel, one end after being connected in parallel is connect with the 8th pin of the tenth row's needle, the other end ground connection after being connected in parallel；
Tenth pin of the tenth row's needle is connect with the 11st row's needle；9th circuit is for realizing wireless communication function.
2. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that it further include second circuit,
The second circuit is that interface circuit is protected in leakage, protects function for realizing manual pass leakage；Second circuit includes second row needle；Described
Two row's needles include the first pin and second pin；First pin of the first pin of the second row needle and first row needle respectively with
The connection of 4th power supply；The second pin of the second row needle is connect with the second pin of first row needle.
3. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that it further include the 8th circuit,
For 8th circuit for realizing power input and metrical pulse output function, the 8th circuit includes the 9th row's needle, second
11 resistance, the 22nd resistance, the 13rd capacitor, the second photo-coupler and third light emitting diode；The 9th row needle packet
Include the first pin, second pin, third pin and the 4th pin；Second photo-coupler includes the second light emitting diode and the
Two photosensitive semiconductor pipes；First pin of the 9th row's needle is connect with DC_5.1V；The second pin of 9th row's needle with
GND_5.1V connection；The third pin of 9th row's needle is connect with the anode of the second photosensitive semiconductor pipe；9th row's needle
The 4th pin connect with the cathode of the second photosensitive semiconductor pipe；The anode of second light emitting diode shines with third respectively
The connection of one end of the cathode of diode and the 22nd resistance；The anode of the third light emitting diode is electric with the 22nd respectively
The connection of one end of the other end of resistance and the 21st resistance；The other end of 21st resistance respectively with the 13rd capacitor
One end is connected with control chip；The cathode of second light emitting diode is grounded after connecting with the other end of the 13rd capacitor.
4. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that it further include the tenth circuit,
For tenth circuit for realizing isolated from power and voltage conversion function, the tenth circuit includes the 4th diode, the five or two
Pole pipe, two-way Transient Suppression Diode, antenna, the 17th capacitor, the 18th capacitor, the 19th capacitor, the 20th capacitor, second
11 capacitors, the 22nd capacitor, the 23rd capacitor, the 24th resistance, the 25th resistance, the first chip and the second core
Piece；First chip includes the first pin, second pin, third pin and the 4th pin；Second chip includes first
Pin, second pin and third pin；The anode of 4th diode connects with the first pin of the 9th row's needle of the 8th circuit
It connects；The second pin of 9th row's needle of the 8th circuit respectively with antenna, one end of two-way Transient Suppression Diode, the 17th
One end of capacitor, one end of the 18th capacitor are connected with the first pin of the first chip；The cathode of 4th diode is distinguished
With V485 communication interface, the other end of two-way Transient Suppression Diode, the other end of the 17th capacitor, the 18th capacitor it is another
End is connected with the second pin of the first chip；The third pin of first chip is grounded；4th pin of first chip
It is connect respectively with the anode of one end of the 19th capacitor, one end of the 24th resistance and the 5th diode；Five or two pole
The anode of pipe meets VDD5V；The other end of 19th capacitor is grounded；20th capacitor and the 25th resistor coupled in parallel connect
It connects, one end after being connected in parallel is connect with the other end of the 24th resistance, the other end ground connection after being connected in parallel；It is described
The cathode of 5th diode is connect with the second pin of one end of the 21st capacitor and the second chip respectively；Described 21st
The other end of capacitor is grounded；First pin of second chip is grounded；22nd capacitor and the 23rd capacitor are simultaneously
Connection connection, one end after being connected in parallel is connect with the third pin of second chip and the first power supply respectively, after being connected in parallel
The other end ground connection.
5. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that further include the 11st electricity
Road, for the 11st circuit for realizing communication encryption function, the 11st circuit includes third chip, the 24th electricity
Appearance, the 26th resistance and the 27th resistance；The third chip includes the first pin, second pin, third pin, the 4th
Pin, the 5th pin, the 6th pin, the 7th pin and the 8th pin；The of first pin of the third chip, third chip
7th pin of two pins, the third pin of third chip and third chip is hanging；4th pin of the third chip connects
Ground, the 5th pin of the third chip are connect with one end of control chip and the 27th resistance respectively, the third chip
The 6th pin connect respectively with control chip and one end of the 26th resistance；One end of 24th capacitor respectively with
8th pin of third chip, the other end of the 27th resistance, the 26th resistance the other end connected with second source；Institute
State the other end ground connection of the 24th capacitor.
6. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that further include the 12nd electricity
Road, for the 12nd circuit for realizing data storage function, the 12nd circuit includes fourth chip, the 25th electricity
Appearance, the 26th capacitor, the 28th resistance, the 29th resistance, the 30th resistance and the 31st resistance；4th core
Piece draws including the first pin, second pin, third pin, the 4th pin, the 5th pin, the 6th pin, the 7th pin and the 8th
Foot；First pin floating of the fourth chip；The third pin and the 4th of the second pin of the fourth chip, fourth chip
4th pin of chip is grounded；5th pin of the fourth chip by the 31st resistance respectively with the 30th resistance
One end is connected with control chip；Another termination second source of 30th resistance；6th pin of the fourth chip point
It is not connect with one end of the 29th resistance and control chip；Another termination second source of 29th resistance；It is described
One end that 7th pin of fourth chip distinguishes the 28th resistance is connected with control chip；28th resistance it is another
Terminate second source；25th capacitor is connected in parallel with the 26th capacitor, one end ground connection after being connected in parallel, in parallel
The other end after connection is connect with the 8th pin and second source of fourth chip respectively.
7. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that further include the 13rd electricity
Road, for the tenth three-circuit for realizing control chip power input filter function, the tenth three-circuit includes the 27th
Capacitor and the 28th capacitor；27th capacitor is connected in parallel with the 28th capacitor, the termination after being connected in parallel
Ground, the other end after being connected in parallel are connect with the first power supply and control chip respectively.
8. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that further include the 14th electricity
Road, for the 14th circuit for realizing control chip sampled reference filter function, the 14th circuit includes the 29th
Capacitor and the 30th capacitor；29th capacitor and the 30th capacitor are connected in parallel, one end ground connection after being connected in parallel, and
The other end after connection connection is connect with control chip.
9. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that further include the 15th electricity
Road, the 15th circuit export filter function for realizing control chip interior power supply, and the 15th circuit includes the 31st
Capacitor and the 32nd capacitor；31st capacitor and the 32nd capacitor are connected in parallel, the termination after being connected in parallel
Ground, the other end after being connected in parallel are connect with second source.
10. the circuit structure of intelligent leakage circuit breaker according to claim 1, which is characterized in that further include the 16th electricity
Road, the 17th circuit, the 18th circuit, the 19th circuit, the 20th circuit, the 21st circuit and the 22nd circuit；
16th circuit includes the 33rd capacitor, the 34th capacitor and the 32nd resistance；33rd electricity
Hold and the 34th capacitor is connected in parallel, one end after being connected in parallel ground connection, the other end after being connected in parallel is respectively with the 30th
One end of two resistance is connected with control chip；The first power supply of another termination of 32nd resistance；16th circuit
For realizing control chip power input filter function；
17th circuit includes the 33rd resistance and the 35th capacitor；One termination second of the 33rd resistance
The other end of power supply, the 33rd resistance is connect with control chip；One end of 35th capacitor is grounded, and described the
The other end of 35 capacitors is connect with control chip；17th circuit is for realizing control chip power-on reset function；
18th circuit includes the 12nd row's needle；12nd row's needle draws including the first pin, second pin, third
Foot, the 4th pin, the 5th pin, the 6th pin, the 7th pin and the 8th pin；First pin of the 12nd row's needle is outstanding
It is empty；The second pin of 12nd row's needle connects second source；The third pin of 12nd row's needle connects the first power supply；It is described
4th pin of the 12nd row's needle is connect with control chip；5th pin of the 12nd row's needle is connect with control chip；Institute
The 6th pin for stating the 12nd row's needle is connect with control chip；7th pin of the 12nd row's needle is connect with control chip；
8th pin of the 12nd row's needle is grounded；18th circuit is for realizing control chip programming program and debugging function
Energy；
19th circuit includes the 13rd row's needle and the 34th resistance；13rd row's needle includes the first pin and the
Two pins；First pin of the 13rd row's needle is connect with one end of the 34th resistance and control chip respectively；Described
Another termination second source of 34 resistance；The second pin of 13rd row's needle is grounded；19th circuit is used for
Realize whether program allows the function of programming；
20th circuit includes the 36th capacitor and the 37th capacitor；36th capacitor and the 37th electricity
Appearance is connected in parallel, and one end ground connection after being connected in parallel, the other end after being connected in parallel is connect with third power supply；20th electricity
Road exports filter function for realizing control chip interior power supply；
21st circuit includes the 35th resistance, the 36th resistance, the 6th light emitting diode and the 7th luminous two
Pole pipe；The anode of 6th light emitting diode and the anode of the 7th light emitting diode are connect with the first power supply；Described 6th
The cathode of light emitting diode is connect by the 35th resistance with control chip；The cathode of 7th light emitting diode passes through the
36 resistance are connect with control chip；21st circuit for realizing power supply and indicating fault function；
22nd circuit includes the 38th capacitor；One end of 38th capacitor is grounded, the 38th capacitor
The other end with control chip connect；22nd circuit is for realizing control chip interior 1.8V power filter function.
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| CN201610854391.2A CN106159892B (en) | 2016-09-27 | 2016-09-27 | A kind of circuit structure of intelligent leakage circuit breaker |
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| CN201610854391.2A CN106159892B (en) | 2016-09-27 | 2016-09-27 | A kind of circuit structure of intelligent leakage circuit breaker |
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| Publication number | Publication date |
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| CN106159892A (en) | 2016-11-23 |
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