CN210807213U - Magnetic latching relay single live wire switch universal circuit and intelligent voice switch power-taking control circuit using same - Google Patents
Magnetic latching relay single live wire switch universal circuit and intelligent voice switch power-taking control circuit using same Download PDFInfo
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- CN210807213U CN210807213U CN202020146380.0U CN202020146380U CN210807213U CN 210807213 U CN210807213 U CN 210807213U CN 202020146380 U CN202020146380 U CN 202020146380U CN 210807213 U CN210807213 U CN 210807213U
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- 230000005669 field effect Effects 0.000 claims description 72
- 239000003990 capacitor Substances 0.000 claims description 10
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- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
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- 238000009434 installation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to an intelligence on-off control and get electric technical field, particularly, relate to a magnetic latching relay single live wire switch universal circuit and use its intelligence voice switch to get electric control circuit. Compare in prior art, through adding single live wire switch universal circuit of magnetic latching relay and comparison circuit, realize the control to getting the electric circuit, through control resistance, reach the effect of the break-make of control magnetic latching relay, then the control is to getting the power supply of electric circuit, on the basis of realizing the single live wire power supply of intelligent voice switch, realized the stability of power supply, high-efficient, and this single live wire switch universal circuit of magnetic latching relay can parallel connection, can reach the purpose of a plurality of intelligent voice switch power circuits of simultaneous control.
Description
Technical Field
The utility model relates to an intelligence on-off control and get electric technical field, particularly, relate to a magnetic latching relay single live wire switch universal circuit and use its intelligence voice switch to get electric control circuit.
Background
The intelligent switch is a unit which utilizes the combination and programming of a control panel and an electronic component to realize the control of the intelligent switch of the circuit. The switching control is also called BANG-BANG control, and is adopted in the control of many home appliances and lighting fixtures because of its simple and easy implementation.
At the present stage, the intelligent switch lacks high-power supply line, makes the language intelligent switch can not use by a large scale, just can drive the AI pronunciation module with zero live wire. And traditional switch has only a live wire in real life, does not have the zero line. This makes installation and use difficult. The artificial AI intelligent switch can be used only by adding the zero line again, so that the direct conflict exists between the artificial AI intelligent switch and the current global standard of the traditional single fire control lamp, the application of intelligent products is not facilitated, and the large application of real estate and household switches is inconvenient because of rewiring.
In the prior art, a plurality of methods are used for avoiding or trying to solve the problem, but a stable and effective technical means which can realize multi-position switch control is lacked in a plurality of prior art means for supplying power to the power supply taking IC of the intelligent voice switch.
Disclosure of Invention
The utility model aims at overcoming prior art's defect, providing a magnetic latching relay list live wire switch universal circuit and use its intelligence voice switch to get electric control circuit, can realize stable, effective, many controls.
In order to solve the technical problem, the utility model provides a single live wire switch universal circuit of magnetic latching relay mainly includes:
one end of a control coil of the magnetic latching relay is respectively connected with the drain electrode of the field effect transistor Q6 and the drain electrode of the field effect transistor Q10, and the other end of the control coil of the magnetic latching relay is respectively connected with the drain electrode of the field effect transistor Q7 and the drain electrode of the field effect transistor Q11;
the source electrode of the field-effect tube Q6 is connected with a first external interface, and is also respectively connected with the grid electrode of the field-effect tube Q6 and the collector electrode of the triode Q8 through a resistor R12, the source electrode of the field-effect tube Q7 is connected with a second external interface, and is also respectively connected with the grid electrode of the field-effect tube Q7 and the collector electrode of the triode Q9 through a resistor R13;
the drain electrode of the field effect transistor Q10 is connected with the drain electrode of the field effect transistor Q6, and the drain electrode of the field effect transistor Q11 is connected with the drain electrode of the field effect transistor Q7;
the base electrode of the triode Q8 is connected with the grid electrode of the field effect transistor Q11 through a resistor R14 and a resistor R17, and the base electrode of the triode Q9 is connected with the grid electrode of the field effect transistor Q10 through a resistor R15 and a resistor R16;
and the power supply circuit is connected with the magnetic latching relay and is controlled to be switched on and switched off by the magnetic latching relay, the input end of the power supply circuit is connected with an alternating current voltage source, the output end of the power supply circuit is connected with a load circuit, and a diode Q12 is further arranged between the output end of the power supply circuit and the magnetic latching relay.
Further, a lamp control load connection L1 is connected into the power supply circuit, and the lamp control load connection L1 is connected between the magnetic latching relay and the diode Q12.
Further, the magnetic latching relay single live wire switch universal circuit can be connected in parallel to form a magnetic latching relay single live wire multi-position switch universal circuit.
Furthermore, three magnetic latching relay single live wire switch universal circuits are connected in parallel to form a magnetic latching relay single live wire three-position switch universal circuit, a circuit between the resistor R14 and the resistor R17 of the first magnetic latching relay single live wire switch universal circuit, a circuit between the resistor R14 and the resistor R17 of the second magnetic latching relay single live wire switch universal circuit and a circuit between the resistor R14 and the resistor R17 of the third magnetic latching relay single live wire switch universal circuit are connected through circuits;
the circuit between the resistor R15 and the resistor R16 of the first magnetic latching relay single live wire switch general circuit, the circuit between the resistor R15 and the resistor R16 of the second magnetic latching relay single live wire switch general circuit and the circuit between the resistor R15 and the resistor R16 of the third magnetic latching relay single live wire switch general circuit are connected through circuits.
The utility model simultaneously provides an use above-mentioned single live wire switch of magnetic latching relay general circuit's intelligent voice switch to get electric control circuit, include to the power of intelligent voice switch get electric IC go on the get electric circuit and field effect transistor Q4 of supplying power, field effect transistor Q4's source is connected with live wire terminal L, field effect transistor Q4's drain electrode output alternating voltage, its characterized in that still including control get electric circuit's comparison circuit and the single live wire switch general circuit of magnetic latching relay, the single live wire switch general circuit of magnetic latching relay the first external interface with the second external interface respectively with the comparison circuit with get electric circuit and correspond the connection, get electric circuit's DC voltage input with the single live wire switch general circuit of magnetic latching relay the output of power supply circuit is connected;
the comparison circuit comprises an operational amplifier, the voltage output end of the operational amplifier is grounded, the voltage input end of the operational amplifier is connected with the drain electrode of the field effect transistor Q4 through a diode RS1M1 and a diode A1, and a direct-current voltage source is connected to the circuit between the diode RS1M1 and the diode A1;
the current non-inverting input end of the operational amplifier is connected into a circuit between the direct-current voltage source and the diode RS1M1 through a voltage stabilizing diode WI, and a branch circuit arranged between the current non-inverting input end of the operational amplifier and the voltage stabilizing diode WI is grounded through a resistor R1;
the current reverse input end of the operational amplifier is respectively connected with a resistor R4 and a resistor R5, the resistor R4 is connected with an external power supply port VDD, and the resistor R5 is connected with the collector of a triode Q3;
the output end of the operational amplifier is respectively connected with a resistor R2 and a resistor R3, the resistor R2 is connected with the base electrode of the triode Q3, and the resistor R3 is connected with the grid electrode of the field-effect transistor Q4;
a branch is arranged between the power supply input end of the operational amplifier and the diode RS1M1 and is connected with the first external interface of the magnetic latching relay single live wire switch universal circuit through a diode RS1M 2;
a branch circuit is arranged between the power supply input end of the operational amplifier and the diode RS1M2 and is connected with the power taking circuit through a diode A2.
Further, the alternating voltage is an alternating voltage of 220V, the direct-current voltage source is a direct-current voltage source of 16.1V, and the external power supply port VDD is an output port of 3-3.6V.
Further, the power taking circuit comprises a power supply power taking IC;
the power supply electricity taking IC is grounded at a pin 1, is provided with branches and is connected with a pin 8 of the power supply electricity taking IC through a Light Emitting Diode (LED) and a resistor R, and the LED and the resistor R9 are connected with capacitors C9 and C10 in parallel;
the pin 2 of the power supply IC is connected with the emitter of a triode Q1, and is respectively provided with a branch which is connected with the pin 8 of the power supply IC through a diode A5;
the pin 3 of the power supply IC is connected with the base electrode of the triode Q1, branches are arranged on the power supply IC, and the branches are respectively connected with the pin 5 of the transformer T1 and the output end of the power supply circuit through the capacitor C7, the resistor R7 and the diode A3;
the 4 pins of the power supply IC are communicated with an emitting electrode of a triode Q2 through a resistor R10, and a branch is arranged to be grounded;
the pin 5 of the power supply IC is connected with the base electrode of the triode Q2 through a resistor R11;
the 6 pins of the power supply IC are connected with the grid electrode of a field effect transistor Q5, and the source electrode of the field effect transistor Q5 is grounded;
a pin 7 of the power supply IC is respectively communicated with a pin 7 and a pin 8 of a transformer T1 through a diode RS1M 4;
the pin 8 of the power supply IC is also connected with a 3.3V voltage input end;
the output end of the power supply circuit of the magnetic latching relay single live wire switch general circuit is also connected with the collector of a triode Q1 through a resistor R6 and a diode A4, and a capacitor C8 is also connected in parallel between the output end of the power supply circuit and the diode A4;
the 4 pins of the transformer T1 are connected to a circuit between the diode A4 and the collector of the triode Q1, the 5 pins of the transformer T1 are connected with the output end of the power supply circuit, the 6 pins of the transformer T1 are connected with the second external interface of the magnetic latching relay single live wire switch general circuit through a diode RS1M3 and a resistor R8, and the 9 pins of the transformer T1 are grounded.
Further, the model of the operational amplifier is LM321 MF.
Because above-mentioned technical scheme's application, compare in prior art, through adding single live wire switch universal circuit of magnetic latching relay and comparison circuit, the realization is to the control of getting the electric circuit, through control resistance R3, reach the effect of the break-make of control magnetic latching relay, then the control is to getting the power supply of electric circuit, on the basis of realization to the single live wire power supply of intelligent voice switch, the stability of power supply has been realized, high efficiency, and this single live wire switch universal circuit of magnetic latching relay can parallel connection, can reach the purpose that a plurality of intelligent voice switch of simultaneous control got the electric circuit.
Drawings
Fig. 1 is a circuit diagram of the utility model discloses a single live wire switch general circuit of magnetic latching relay.
Fig. 2 is a circuit diagram of a comparison circuit of the present invention.
Fig. 3 is a circuit diagram of the power supply circuit of the present invention.
Fig. 4 is the single live wire connection circuit diagram of the present invention.
Fig. 5 is a circuit diagram of the present invention.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
Example one
Referring to fig. 1, a magnetic latching relay single live wire switch general circuit mainly includes: magnetic latching relay and with a plurality of field effect transistor of magnetic latching relay complex and supply circuit, the utility model provides a field effect transistor can be N channel metal oxide semiconductor field effect transistor, also can be P channel field effect transistor, and some field effect transistors can be replaced with the triode, specifically expounded as follows:
one end of a control coil of the magnetic latching relay is respectively connected with the drain electrode of the field effect transistor Q6 and the drain electrode of the field effect transistor Q10, and the other end of the control coil of the magnetic latching relay is respectively connected with the drain electrode of the field effect transistor Q7 and the drain electrode of the field effect transistor Q11; the fet Q10 and fet Q11 may be replaced with triacs here.
The source electrode of the field-effect tube Q6 is connected with a first external interface, and is also respectively connected with the grid electrode of the field-effect tube Q6 and the collector electrode of the triode Q8 through a resistor R12, the source electrode of the field-effect tube Q7 is connected with a second external interface, and is also respectively connected with the grid electrode of the field-effect tube Q7 and the collector electrode of the triode Q9 through a resistor R13; the drain electrode of the field effect transistor Q10 is connected with the drain electrode of the field effect transistor Q6, and the drain electrode of the field effect transistor Q11 is connected with the drain electrode of the field effect transistor Q7; the base electrode of the triode Q8 is connected with the grid electrode of the field effect transistor Q11 through a resistor R14 and a resistor R17, and the base electrode of the triode Q9 is connected with the grid electrode of the field effect transistor Q10 through a resistor R15 and a resistor R16; the emitter of the triode Q8, the emitter of the triode Q9, the source of the field effect transistor Q10 and the source of the field effect transistor Q11 are connected to the GND _ OUT3-3.6V output voltage end.
And the power supply circuit is connected with the magnetic latching relay and is controlled to be switched on and switched off by the magnetic latching relay, the input end of the power supply circuit is connected with an alternating current voltage source, the output end of the power supply circuit is connected with a load circuit, and a diode Q12 is further arranged between the output end of the power supply circuit and the magnetic latching relay.
A lamp-controlled load connection L1 is also connected to the power supply circuit, and the lamp-controlled load connection L1 is connected between the magnetic latching relay and the diode Q12.
In this embodiment, three single live wire switch general circuits of the magnetic latching relay are connected in parallel to form a single live wire three-position switch general circuit of the magnetic latching relay, a circuit between the resistor R14 and the resistor R17 of the first single live wire switch general circuit of the magnetic latching relay, a circuit between the resistor R14 and the resistor R17 of the second single live wire switch general circuit of the magnetic latching relay, and a circuit between the resistor R14 and the resistor R17 of the third single live wire switch general circuit of the magnetic latching relay are connected through circuits;
the circuit between the resistor R15 and the resistor R16 of the first magnetic latching relay single live wire switch general circuit, the circuit between the resistor R15 and the resistor R16 of the second magnetic latching relay single live wire switch general circuit and the circuit between the resistor R15 and the resistor R16 of the third magnetic latching relay single live wire switch general circuit are connected through circuits. O1R and O1S are magnetic latching relay reversal control inputs. By the above parallel connection unit circuit, a multi-bit switch circuit can be realized.
Referring to fig. 2 to 5, an intelligent voice switch power-taking control circuit using the magnetic latching relay single-live-wire switch universal circuit comprises a power-taking circuit for supplying power to a power-taking IC of an intelligent voice switch and a field-effect tube Q4, wherein a source electrode of the field-effect tube Q4 is connected with a live-wire terminal L, and a drain electrode of the field-effect tube Q4 outputs 220V alternating-current voltage; the power supply circuit also comprises a comparison circuit for controlling the power taking circuit and a magnetic latching relay single live wire switch universal circuit, wherein the first external interface and the second external interface of the magnetic latching relay single live wire switch universal circuit are respectively and correspondingly connected with the comparison circuit and the power taking circuit, and the 220V direct-current voltage input end of the power taking circuit is connected with the output end of the power supply circuit of the magnetic latching relay single live wire switch universal circuit;
the comparison circuit comprises an LM321MF operational amplifier, the voltage output end of the operational amplifier is grounded, the voltage input end of the operational amplifier is connected with the drain electrode of the field-effect tube Q4 through a diode RS1M1 and a diode A1, the diode RS1MX mentioned in the utility model is a fast recovery diode, and a circuit between the diode RS1M1 and the diode A1 is connected with a 16.1V direct current voltage source;
the current non-inverting input end of the operational amplifier is connected into a circuit between the direct-current voltage source and the diode RS1M1 through a voltage stabilizing diode WI, and a branch circuit arranged between the current non-inverting input end of the operational amplifier and the voltage stabilizing diode WI is grounded through a resistor R1;
the current reverse input end of the operational amplifier is respectively connected with a resistor R4 and a resistor R5, the resistor R4 is connected with an external power supply port VDD, the external power supply port VDD is an output port of 3-3.6V, and the resistor R5 is connected with a collector electrode of a triode Q3;
the output end of the operational amplifier is respectively connected with a resistor R2 and a resistor R3 (the resistance value of R3 can be a value range), the resistor R2 is connected with the base electrode of the triode Q3, and the resistor R3 is connected with the grid electrode of the field effect transistor Q4;
a branch is arranged between the power supply input end of the operational amplifier and the diode RS1M1 and is connected with the first external interface of the magnetic latching relay single live wire switch universal circuit through a diode RS1M 2;
a branch circuit is arranged between the power supply input end of the operational amplifier and the diode RS1M2 and is connected with the power taking circuit through a diode A2.
The power taking circuit comprises a power supply IC; the power supply electricity taking IC is grounded at a pin 1, is provided with branches and is connected with a pin 8 of the power supply electricity taking IC through a Light Emitting Diode (LED) and a resistor R, and the LED and the resistor R9 are connected with capacitors C9 and C10 in parallel; the pin 2 of the power supply IC is connected with the emitter of a triode Q1, and is respectively provided with a branch which is connected with the pin 8 of the power supply IC through a diode A5; the pin 3 of the power supply IC is connected with the base electrode of the triode Q1, branches are arranged on the power supply IC, and the branches are respectively connected with the pin 5 of the transformer T1 and the output end of the power supply circuit through the capacitor C7, the resistor R7 and the diode A3; the 4 pins of the power supply IC are communicated with an emitting electrode of a triode Q2 through a resistor R10, and a branch is arranged to be grounded; the pin 5 of the power supply IC is connected with the base electrode of the triode Q2 through a resistor R11; the 6 pins of the power supply IC are connected with the grid electrode of a field effect transistor Q5, the source electrode of the field effect transistor Q5 is grounded, and the drain electrode of the field effect transistor Q5 is connected with a GND _ OUT voltage output port; a pin 7 of the power supply IC is respectively communicated with a pin 7 and a pin 8 of a transformer T1 through a diode RS1M 4; the pin 8 of the power supply IC is also connected with a 3.3V voltage input end;
the output end of the power supply circuit of the magnetic latching relay single live wire switch general circuit is also connected with the collector of a triode Q1 through a resistor R6 and a diode A4, and a capacitor C8 is also connected in parallel between the output end of the power supply circuit and the diode A4;
the 4 pins of the transformer T1 are connected to a circuit between the diode A4 and the collector of the triode Q1, the 5 pins of the transformer T1 are connected with the output end of the power supply circuit, the 6 pins of the transformer T1 are connected with the second external interface of the magnetic latching relay single live wire switch general circuit through a diode RS1M3 and a resistor R8, and the 9 pins of the transformer T1 are grounded.
A plurality of protection capacitors are also provided, and reference is made to fig. 3 and 5 in detail, which will not be described in detail.
When the magnetic latching relay power-on circuit works specifically, the current input to the grid electrode of the field effect transistor Q4 is controlled by adjusting the resistance value of the resistor R3, so that the current of two external interfaces in the single-live-wire switch power-on circuit of the magnetic latching relay is controlled, the purpose of controlling the magnetic latching relay is achieved, and then whether 220V direct-current voltage input to the power-taking circuit is electrified or not is controlled so as to achieve the purpose of controlling the power-taking circuit.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. A magnetic latching relay single live wire switch universal circuit is characterized by mainly comprising:
one end of a control coil of the magnetic latching relay is respectively connected with the drain electrode of the field effect transistor Q6 and the drain electrode of the field effect transistor Q10, and the other end of the control coil of the magnetic latching relay is respectively connected with the drain electrode of the field effect transistor Q7 and the drain electrode of the field effect transistor Q11;
the source electrode of the field-effect tube Q6 is connected with a first external interface, and is also respectively connected with the grid electrode of the field-effect tube Q6 and the collector electrode of the triode Q8 through a resistor R12, the source electrode of the field-effect tube Q7 is connected with a second external interface, and is also respectively connected with the grid electrode of the field-effect tube Q7 and the collector electrode of the triode Q9 through a resistor R13;
the drain electrode of the field effect transistor Q10 is connected with the drain electrode of the field effect transistor Q6, and the drain electrode of the field effect transistor Q11 is connected with the drain electrode of the field effect transistor Q7;
the base electrode of the triode Q8 is connected with the grid electrode of the field effect transistor Q11 through a resistor R14 and a resistor R17, and the base electrode of the triode Q9 is connected with the grid electrode of the field effect transistor Q10 through a resistor R15 and a resistor R16;
and the power supply circuit is connected with the magnetic latching relay and is controlled to be switched on and switched off by the magnetic latching relay, the input end of the power supply circuit is connected with an alternating current voltage source, the output end of the power supply circuit is connected with a load circuit, and a diode Q12 is further arranged between the output end of the power supply circuit and the magnetic latching relay.
2. The universal circuit for the single live wire switch of the magnetic latching relay as claimed in claim 1, wherein a lamp-controlled load connection L1 is further connected to the power supply circuit, and the lamp-controlled load connection L1 is connected between the magnetic latching relay and the diode Q12.
3. The magnetic latching relay single live wire switch general circuit according to claim 1, wherein the magnetic latching relay single live wire switch general circuit can be connected in parallel to form a magnetic latching relay single live wire multi-position switch general circuit.
4. The magnetic latching relay single live wire switch general circuit according to claim 3, wherein three magnetic latching relay single live wire switch general circuits are connected in parallel to form a magnetic latching relay single live wire three-position switch general circuit, and a circuit between the resistor R14 and the resistor R17 of a first magnetic latching relay single live wire switch general circuit, a circuit between the resistor R14 and the resistor R17 of a second magnetic latching relay single live wire switch general circuit, and a circuit between the resistor R14 and the resistor R17 of a third magnetic latching relay single live wire switch general circuit are connected through circuits;
the circuit between the resistor R15 and the resistor R16 of the first magnetic latching relay single live wire switch general circuit, the circuit between the resistor R15 and the resistor R16 of the second magnetic latching relay single live wire switch general circuit and the circuit between the resistor R15 and the resistor R16 of the third magnetic latching relay single live wire switch general circuit are connected through circuits.
5. An intelligent voice switch power-taking control circuit using the magnetic latching relay single live wire switch general circuit as claimed in any one of claims 1 to 4, comprising a power-taking circuit for supplying power to a power supply IC of the intelligent voice switch and a field-effect tube Q4, wherein the source electrode of the field-effect tube Q4 is connected with a live wire terminal L, and the drain electrode of the field-effect tube Q4 outputs an alternating voltage;
the comparison circuit comprises an operational amplifier, the voltage output end of the operational amplifier is grounded, the voltage input end of the operational amplifier is connected with the drain electrode of the field effect transistor Q4 through a diode RS1M1 and a diode A1, and a direct-current voltage source is connected to the circuit between the diode RS1M1 and the diode A1;
the current non-inverting input end of the operational amplifier is connected into a circuit between the direct-current voltage source and the diode RS1M1 through a voltage stabilizing diode WI, and a branch circuit arranged between the current non-inverting input end of the operational amplifier and the voltage stabilizing diode WI is grounded through a resistor R1;
the current reverse input end of the operational amplifier is respectively connected with a resistor R4 and a resistor R5, the resistor R4 is connected with an external power supply port VDD, and the resistor R5 is connected with the collector of a triode Q3;
the output end of the operational amplifier is respectively connected with a resistor R2 and a resistor R3, the resistor R2 is connected with the base electrode of the triode Q3, and the resistor R3 is connected with the grid electrode of the field-effect transistor Q4;
a branch is arranged between the power supply input end of the operational amplifier and the diode RS1M1 and is connected with the first external interface of the magnetic latching relay single live wire switch universal circuit through a diode RS1M 2;
a branch circuit is arranged between the power supply input end of the operational amplifier and the diode RS1M2 and is connected with the power taking circuit through a diode A2.
6. The power-taking control circuit of the intelligent voice switch as claimed in claim 5, wherein the alternating voltage is 220V alternating voltage, the direct voltage source is 16.1V direct voltage source, and the external power supply port VDD is an output port of 3-3.6V.
7. The intelligent voice switch power-taking control circuit as claimed in claim 5, wherein the power-taking circuit comprises a power supply power-taking IC;
the power supply electricity taking IC is grounded at a pin 1, is provided with branches and is connected with a pin 8 of the power supply electricity taking IC through a Light Emitting Diode (LED) and a resistor R, and the LED and the resistor R9 are connected with capacitors C9 and C10 in parallel;
the pin 2 of the power supply IC is connected with the emitter of a triode Q1, and is respectively provided with a branch which is connected with the pin 8 of the power supply IC through a diode A5;
the pin 3 of the power supply IC is connected with the base electrode of the triode Q1, branches are arranged on the power supply IC, and the branches are respectively connected with the pin 5 of the transformer T1 and the output end of the power supply circuit through the capacitor C7, the resistor R7 and the diode A3;
the 4 pins of the power supply IC are communicated with an emitting electrode of a triode Q2 through a resistor R10, and a branch is arranged to be grounded;
the pin 5 of the power supply IC is connected with the base electrode of the triode Q2 through a resistor R11;
the 6 pins of the power supply IC are connected with the grid electrode of a field effect transistor Q5, and the source electrode of the field effect transistor Q5 is grounded;
a pin 7 of the power supply IC is respectively communicated with a pin 7 and a pin 8 of a transformer T1 through a diode RS1M 4;
the pin 8 of the power supply IC is also connected with a 3.3V voltage input end;
the output end of the power supply circuit of the magnetic latching relay single live wire switch general circuit is also connected with the collector of a triode Q1 through a resistor R6 and a diode A4, and a capacitor C8 is also connected in parallel between the output end of the power supply circuit and the diode A4;
the 4 pins of the transformer T1 are connected to a circuit between the diode A4 and the collector of the triode Q1, the 5 pins of the transformer T1 are connected with the output end of the power supply circuit, the 6 pins of the transformer T1 are connected with the second external interface of the magnetic latching relay single live wire switch general circuit through a diode RS1M3 and a resistor R8, and the 9 pins of the transformer T1 are grounded.
8. The intelligent voice switch power-taking control circuit as claimed in claim 5, wherein the model of the operational amplifier is LM321 MF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020146380.0U CN210807213U (en) | 2020-01-23 | 2020-01-23 | Magnetic latching relay single live wire switch universal circuit and intelligent voice switch power-taking control circuit using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020146380.0U CN210807213U (en) | 2020-01-23 | 2020-01-23 | Magnetic latching relay single live wire switch universal circuit and intelligent voice switch power-taking control circuit using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210807213U true CN210807213U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020146380.0U Expired - Fee Related CN210807213U (en) | 2020-01-23 | 2020-01-23 | Magnetic latching relay single live wire switch universal circuit and intelligent voice switch power-taking control circuit using same |
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| CN (1) | CN210807213U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113630927A (en) * | 2021-08-07 | 2021-11-09 | 周福生 | Double-control capacitance touch switch with single-live-wire off-state micro-current mode selection function |
-
2020
- 2020-01-23 CN CN202020146380.0U patent/CN210807213U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113630927A (en) * | 2021-08-07 | 2021-11-09 | 周福生 | Double-control capacitance touch switch with single-live-wire off-state micro-current mode selection function |
| CN113630927B (en) * | 2021-08-07 | 2024-03-19 | 周福生 | Single-live-wire off-state micro-current mode selectable double-control capacitive touch switch |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20200619 |