CN109245525A - A kind of electronic switch adjusting circuit and power supply based on hybrid power supply - Google Patents
A kind of electronic switch adjusting circuit and power supply based on hybrid power supply Download PDFInfo
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- CN109245525A CN109245525A CN201811074151.6A CN201811074151A CN109245525A CN 109245525 A CN109245525 A CN 109245525A CN 201811074151 A CN201811074151 A CN 201811074151A CN 109245525 A CN109245525 A CN 109245525A
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- 230000000087 stabilizing effect Effects 0.000 claims description 30
- 230000005611 electricity Effects 0.000 claims description 23
- 239000003990 capacitor Substances 0.000 claims description 13
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Rectifiers (AREA)
Abstract
The invention discloses a kind of, and the electronic switch based on hybrid power supply adjusts circuit and power supply, and it includes: detection module, control module, adjustment module, hybrid power supply module, voltage formula electricity-fetching module and current coupling formula electricity-fetching module that wherein electronic switch, which adjusts circuit,；The firewire alternating current that the detection module is used to will test crosses signal and is sent to the control module；The control module output adjusts control signal and controls the electronic switch of the adjustment module so that load to be adjusted；The voltage formula electricity-fetching module, current coupling formula electricity-fetching module are connected respectively with the hybrid power supply module with out-put supply, and the hybrid power supply module is connected to control and be powered by the voltage formula electricity-fetching module and/or the current coupling formula electricity-fetching module with the control module.The present invention can either the available capacity of proof load given full play to, and can guarantee that acquired power supply is reliable and stable.
Description
Technical field
The present invention relates to electronic switches to adjust field of circuit technology, especially a kind of electronic switch tune based on hybrid power supply
Economize on electricity road and power supply.
Background technique
Electronic switch can be divided into " L (fire) line-N (zero) line " formula and single " L (fire) line " formula two according to the difference of power supply mode
Major class, currently, in the majority with the electronic switch of " L (fire) line-N (zero) line " formula on the market.But also there are many applications due to power supply electricity
Source condition limits its electronic switch and can only be serially connected in L (fire) line, i.e., single firewire formula, such as typical dimmer switch.This patent
" a kind of power supply of electronic switch " be exactly it is a kind of with single firewire power supply electronic switch power supply innovation, referring to
It is a kind of electronic switch adjusting circuit diagram of typical single firewire power supply, the existing skill of the acquisition of power supply shown in Fig. 1
Art generally uses voltage formula way to take power to power, and specially firewire draws electricity through first diode D1, the second diode D2
Power supply is used as after third switching tube Q3 and the first Voltage stabilizing module IC1 processing behind source；Cardinal principle is to utilize first switch
Pipe Q1 and second switch Q2 do not turn on (shown in Figure 2) or turn-on angle is small, light condition (it is shown in Figure 3, wherein yin
The shadow part t1 period indicates to have opened, the blank part t2 period indicates not open-minded) period of not opening divide out, opened through third
Pipe Q3 and the first Voltage stabilizing module IC1 steady pressure treatment are closed as power supply, in this way as first switch tube Q1 and second switch Q2
Close to full conducting (shown in Figure 4), until the power supply source taken is just very unreliable when full conducting (shown in Figure 5),
Even zero；First switch tube Q1 and second switch Q2 is needed to leave and take centainly if guaranteeing its taken out power supply reliably
Period is not turned on, such as t2 will leave and take certain period and be not turned on to meet its acquisition for controlling power supply in Fig. 4, but if leave and take
Certain period, which is not turned on, can make the available capacity of load be not fully utilized, and cause undercapacity and waste to load effective
Capacity.
Summary of the invention
It is a primary object of the present invention to propose that a kind of electronic switch based on hybrid power supply adjusts circuit and power supply,
Can either the available capacity of proof load given full play to, and can guarantee that acquired power supply is reliable and stable.
The present invention adopts the following technical scheme:
On the one hand, a kind of electronic switch based on hybrid power supply of the present invention adjusts circuit, comprising: detection module, control mould
Block and adjustment module；The firewire ac signal that the detection module is used to will test is sent to the control module；It is described
Control module output adjusts control signal and controls the electronic switch of the adjustment module so that load to be adjusted；The electronic cutting
It closes and adjusts circuit further include: hybrid power supply module, voltage formula electricity-fetching module and current coupling formula electricity-fetching module；The voltage
Partial pressure type electricity-fetching module, current coupling formula electricity-fetching module are connected respectively with the hybrid power supply module with out-put supply, described
Voltage formula electricity-fetching module is used for for obtaining power supply, the current coupling formula electricity-fetching module from single firewire from the adjusting
The output end or input terminal of module obtain power supply；The hybrid power supply module is connected to control and pass through institute with the control module
It states voltage formula electricity-fetching module and/or the current coupling formula electricity-fetching module provides power supply, so that single fire line control
Booting of electronic switch when standby, heavy duty, complete carries and full shutdown when carrying can obtain reliable control power supply underloading.
Preferably, the electronic switch adjusts circuit further include: drive module；The control module output adjusts control letter
Number the electronic switch of the adjustment module is controlled so that load to be adjusted through the drive module；The hybrid power supply module with
The drive module is connected to control through the voltage formula electricity-fetching module and/or the current coupling formula electricity-fetching module
Power supply.
Preferably, the current coupling formula electricity-fetching module includes: to take electric device, rectifier bridge stack, DC/DC converter and second
Voltage stabilizing module；Between the output end for taking electric device to be serially connected in the adjustment module and load, alternatively, described take electric device string
It connects between the input terminal and power supply of the adjustment module；It is described to take electric device by being connected to institute after rectifier bridge stack rectification
State DC/DC switch input；The DC/DC converter output end is described by being connected to after the second Voltage stabilizing module pressure stabilizing
One input terminal of hybrid power supply module.
Preferably, the current coupling formula electricity-fetching module further include: the 4th diode；The anode of 4th diode with
The second Voltage stabilizing module output end is connected, the cathode of the 4th diode and an input terminal of the hybrid power supply module
It is connected.
It is preferably, described that take electric device include current transformer, high-power resistance or inductance.
Preferably, described to take electric device for current transformer；The current coupling formula electricity-fetching module further includes the first inductance；
First inductance connection is between the current transformer and the rectifier bridge stack；The primary side of the current transformer connects
Between the output end and load of the adjustment module, alternatively, the primary side of the current transformer is connected to the adjusting mould
Between the input terminal and power supply of block；The secondary side of the current transformer is connected with the rectifier bridge stack.
Preferably, the adjustment module includes first switch tube, second switch, first resistor and second resistance；It is described
The input terminal of first switch tube is connected through power switch with zero line, and the control terminal of the first switch tube receives the adjusting
Control signal, the output end of the first switch tube is defeated by the first resistor and second resistance and the second switch
Enter end to be connected, the control terminal of the second switch receives the adjusting and controls signal, the output end of the second switch
It is connected by the current coupling formula electricity-fetching module and load with zero line side；Alternatively, zero line is through power switch and the electricity
Stream manifold type electricity-fetching module is connected with the input terminal of the first switch tube, described in the control terminal reception of the first switch tube
Control signal is adjusted, the output end of the first switch tube passes through the first resistor and second resistance and the second switch
Input terminal be connected, the control terminal of the second switch receives the adjustings control signal, the second switch it is defeated
Outlet is connected by loading with zero line side.
Preferably, the first switch tube include metal-oxide-semiconductor, silicon-controlled or thyristor；The second switch includes MOS
Pipe, silicon-controlled or thyristor.
Preferably, the voltage formula electricity-fetching module includes first diode, the second diode, 3rd resistor, the 6th
Resistance, third switching tube, first capacitor and the first Voltage stabilizing module；The anode of the first diode is connected to switch and adjusts mould
Between the input terminal of block；The anode of second diode is connected between load and the output end of adjustment module；Described first
The cathode of diode and the second diode is respectively connected to one end of the 3rd resistor；The other end of the 3rd resistor is through institute
State one end that third switching tube is connected to the 6th resistance；The other end of 6th resistance and the one of the first capacitor
It holds, the input terminal of first Voltage stabilizing module is respectively connected with；The other end of the first capacitor is grounded；The first pressure stabilizing mould
The output end of block is connected with another input terminal of the hybrid power supply module.
Preferably, the voltage formula electricity-fetching module further includes third diode；The anode of the third diode with
The first Voltage stabilizing module output end is connected, another input of the cathode of the third diode and the hybrid power supply module
End is connected.
On the other hand, a kind of electronic switch of the present invention adjusts the power supply of circuit, including the hybrid power supply module,
Voltage formula electricity-fetching module and current coupling formula electricity-fetching module.
Compared with prior art, beneficial effects of the present invention are as follows:
(1) a kind of electronic switch based on hybrid power supply of the present invention adjusts circuit, takes electricity and electric current using voltage formula
Manifold type takes the combined power supply way power supply of electricity, booting (first switch tube Q1 and second switch Q2 are not turned on) when standby or
Heavy duty or complete based on power supply is obtained by voltage formula when being lightly loaded (first switch tube Q1 and second switch Q2 turn-on time are short)
Shutdown when carrying (i.e. first switch tube Q1 and the close full conducting of second switch Q2 or all-pass) and carrying entirely is obtained by current coupling formula
It takes based on power supply, i.e., is supplied in such a way that voltage formula takes electricity and current coupling formula to take both electric mixing parallel operation
It is electric to guarantee that shutdown when booting when electronic switch is standby, underloading, heavy duty, full load and full load can obtain reliable control for electricity
Source realizes that electronic switch is long-range to flexible, the reliable control of load, and to the switch of single fire line control system, electrical realization
And the realization of reliable power supply necessary to intelligentized control method plays a positive role, and is control unit and radio-frequency module etc.
Reliable power supply is provided；
(2) a kind of electronic switch based on hybrid power supply of the present invention adjusts circuit, the voltage formula electricity-fetching module and
Current coupling formula electricity-fetching module passes through third diode respectively and the 4th diode is connected to the hybrid power supply module, plays anti-
It ensure that each automatic electricity getting to protective effect so that voltage formula electricity-fetching module and current coupling formula electricity-fetching module are mutually isolated
Independence.
The above description is only an overview of the technical scheme of the present invention, in order to more clearly understand technology hand of the invention
Section, so as to be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention
It can be more clearly understood, be exemplified below a specific embodiment of the invention.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
Above-mentioned and other purposes of the invention, advantages and features.
Detailed description of the invention
Fig. 1 is that the electronic switch that single firewire of the prior art is powered adjusts circuit diagram；
Fig. 2 is waveform diagram when electronic switch does not turn on or is standby；
Fig. 3 is that electronic switch works in the waveform diagram of light condition；
Fig. 4 is that electronic switch works in the waveform diagram of heavy condition；
Fig. 5 is that electronic switch works in the waveform diagram for carrying state entirely；
Fig. 6 is that the electronic switch based on hybrid power supply of the embodiment of the present invention one adjusts circuit module block diagram；
Fig. 7 is that the electronic switch based on hybrid power supply of the embodiment of the present invention one adjusts circuit diagram；
Fig. 8 is that the electronic switch based on hybrid power supply of the embodiment of the present invention two adjusts circuit module block diagram；
Fig. 9 is that the electronic switch based on hybrid power supply of the embodiment of the present invention two adjusts circuit diagram.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment one
Referring to shown in Fig. 6 and Fig. 7, on the one hand, a kind of electronic switch based on hybrid power supply of the present invention adjusts circuit, packet
It includes: detection module 11, control module 12, adjustment module 13, hybrid power supply module 14, voltage formula electricity-fetching module 15 and electric current
Manifold type electricity-fetching module 16.The detection module 11 includes zero crossing detection module, and the zero crossing detection module is for will test
Firewire alternating current zero crossing and export zero passage detection signal to the control module 12；The control module 12 receives described
Zero passage detection signal simultaneously exports the electronic cutting for adjusting and controlling signal and controlling the adjustment module 13 according to the zero passage detection information
It closes so that load RL to be adjusted；The voltage formula electricity-fetching module 15, current coupling formula electricity-fetching module 16 respectively with it is described
Hybrid power supply module 14 is connected with out-put supply, and the voltage formula electricity-fetching module 15 is used to obtain electricity from single firewire
Source, the current coupling formula electricity-fetching module 16 are used to obtain power supply from the output end of the adjustment module 13；The hybrid power supply
Module 14 is connected to control through the voltage formula electricity-fetching module 15 and/or the electric current coupling with the control module 12
Box-like electricity-fetching module 16 is powered, so as to booting of the electronic switch of single fire line control when standby, underloading, heavy duty, complete carry and complete
Shutdown when load can obtain reliable control power supply.The electronic switch includes but is not limited to metal-oxide-semiconductor, silicon-controlled or brilliant lock
Pipe.
Specifically, the control module 12 includes single-chip computer and its peripheral circuit.
In the present embodiment, the electronic switch adjusts circuit further include: drive module 17；The control module 12 exports
It adjusts control signal and controls the electronic switch of the adjustment module 13 through the drive module 17 load RL to be adjusted；Institute
State hybrid power supply module 14 be connected with the drive module 17 to control through the voltage formula electricity-fetching module 15 and/or
The current coupling formula electricity-fetching module 16 is powered.
The load includes resistive or capacitive load, such as lamps and lanterns, illuminating product or the load of electric heating products electronic product；Institute
It states control module output adjusting control signal and controls the electronic switch of the adjustment module to adjust function to resistive or capacitive load
Rate.In addition, the load can also be inductive load, such as fan, electric machinery inductive load, the control module output is adjusted
Control signal controls the electronic switch of the adjustment module so that power is adjusted the speed or adjusted to inductive load.
Specifically, the drive module 17 includes driving chip, the adjusting for exporting control module 12 controls signal
Output is to the adjustment module 13 to drive first switch tube Q1 and second switch Q2 after amplification.In other embodiments,
The push-pull circuit driving first switch tube Q1 and second switch Q2 of discrete component composition can be used.
Specifically, the hybrid power supply module 14 can be according to the voltage formula electricity-fetching module 15 and the electric current coupling
The power supply size that box-like electricity-fetching module 16 exports determines whom provides power supply by, if the voltage formula electricity-fetching module 15 is defeated
If power supply out is big, then select to be powered by voltage formula electricity-fetching module 15 for the control module 12 Deng；If the electricity
If the power supply that stream manifold type electricity-fetching module 16 exports is big, then selecting to be powered by current coupling formula electricity-fetching module 16 is the control
The power supply such as module 12.It is of course also possible to the voltage formula electricity-fetching module 15 and the current coupling formula electricity-fetching module 16
The power supply of output is comprehensively utilized, and such as sum of the two is taken to power, and the concrete mode embodiment of the present invention is not particularly limited.
Further, the current coupling formula electricity-fetching module 16 includes: to take electric device, rectifier bridge stack BD1, DC/DC conversion
Device, the second Voltage stabilizing module IC2 and the 4th diode D4；Described to take electric device include but is not limited to Current Transmit, high-power
Resistance or inductance.
In the present embodiment, described to take electric device for Current Transmit；The current coupling formula electricity-fetching module 16 also wraps
Include the first inductance L1；The material that the Current Transmit magnetic core uses includes but is not limited to silicon steel, ultracrystallite or permalloy.
Further, the adjustment module 13 includes: first switch tube Q1, second switch Q2, first resistor R1 and
Two resistance R2.The first switch tube Q1 includes but is not limited to metal-oxide-semiconductor, silicon-controlled or thyristor；The second switch Q2 packet
Include but be not limited to metal-oxide-semiconductor, silicon-controlled or thyristor.
The input terminal of the first switch tube Q1 is connected through power switch K with zero line L；The first switch tube Q1's
Control terminal receives the adjusting and controls signal；The output end of the first switch tube Q1 passes through the electricity of the first resistor R1 and second
Resistance R2 is connected with the input terminal of the second switch Q2；The control terminal of the second switch Q2 receives the adjusting control
Signal；The output end of the second switch Q2 passes through the current coupling formula electricity-fetching module 16 and load RL and zero line side N phase
Connection.
Specifically, the power switch K being connected with zero line L can be button switch or key switch, as long as being able to achieve
Function same as the present invention.
In the present embodiment, first switch tube Q1 and second switch Q2 is N-channel field-effect tube (N-channel MOS pipe),
Control terminal, input terminal and the output end of first switch tube Q1 respectively corresponds the grid for N-channel field-effect tube, drain electrode and source electrode,
Control terminal, input terminal and the output end of second switch Q2 respectively corresponds the grid for N-channel field-effect tube, source electrode and drain electrode.
In other embodiments, first switch tube Q1 and second switch Q2 may be other kinds of switching device, such as silicon-controlled
Or thyristor, as long as being able to achieve function same as the present invention.
In the present embodiment, the adjusting that adjustment module 13 receives that control module 12 exports controls signal, and controls according to adjusting
The case where conducting of signal control first switch tube Q1 and second switch Q2 processed.Adjusting control signal is pulse-width signal,
Control module 12 controls the duty cycle of switching of first switch tube Q1 and second switch Q2 by pulse-width signal, so as to adjust
The consumption power of RL is loaded, realizes that the regulatory function to load RL adjusts the brightness function of lamps and lanterns when such as the load RL is lamps and lanterns
Can, duty ratio is bigger, and the power of lamps and lanterns is bigger, and the brightness of lamps and lanterns is higher；When such as the load RL is fan, the speed of fan is adjusted
Function is spent, duty ratio is bigger, and the power of fan is bigger, and the speed of fan is faster.Certainly, load RL of the invention can also be it
His adjustable apparatus, the embodiment of the present invention are not particularly limited.
Specifically, the primary side of the Current Transmit be connected to the adjustment module 13 output end and load RL it
Between；The secondary side of the Current Transmit is connected by the first inductance L1 with the rectifier bridge stack BD1, the rectification
The DC/DC switch input is connected to after bridge heap BD1 rectification；The DC/DC converter output end is steady by described second
Die block IC2 carries out pressure stabilizing；The anode of the 4th diode D4 is connected with the second Voltage stabilizing module IC2 output end, institute
The cathode for stating the 4th diode D4 is connected with an input terminal of the hybrid power supply module 14.In the present embodiment, the tune
The output end for saving module 13 is the output end of the second switch Q2.
Further, the voltage formula electricity-fetching module 15 includes first diode D1, the second diode D2, third electricity
Hinder R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, voltage-stabiliser tube ZD2, third switching tube Q3, first capacitor C1 and first
Voltage stabilizing module IC1.
In the present embodiment, the third switching tube Q3 is NPN triode, in other embodiments, third switching tube Q3
It may be other kinds of switching device, as long as being able to achieve function same as the present invention.
Specifically, the anode of the first diode D1 is connected to the input terminal of switch and adjustment module 13 (in this implementation
In example, the input terminal of the adjustment module 13 is the input terminal of the first switch tube Q1) between；The second diode D2's
Anode is connected between load RL and the primary side of Current Transmit；The yin of the first diode D1 and the second diode D2
Pole is respectively connected to one end of the 3rd resistor R3；The other end of the 3rd resistor R3 and the third switching tube Q3 current collection
Pole is connected；The emitter of the third switching tube Q3 is connected with one end of the 6th resistance R6；The 4th resistance R4
It is connected between the collector and base stage of the third switching tube Q3；The 5th resistance R5 is connected to the third switching tube Q3
Emitter and base stage between；The cathode of the voltage-stabiliser tube ZD2 is connected with the base stage of the third switching tube Q3, the pressure stabilizing
The plus earth of pipe ZD2；The other end of the 6th resistance R6 and one end, first Voltage stabilizing module of the first capacitor C1
The input terminal of IC1 is respectively connected with；The other end of the first capacitor C1 is grounded；The output end of the first Voltage stabilizing module IC1
It is connected with another input terminal of the hybrid power supply module 14；One end of the detection module and the first diode D1 and
The cathode of second diode D2 is separately connected, and the other end of the detection module is connected to control module 12.
The voltage formula electricity-fetching module 15 further includes third diode；The anode of the third diode and described the
One Voltage stabilizing module IC1 output end is connected, another input of the cathode of the third diode and the hybrid power supply module 14
End is connected.
On the other hand, a kind of electronic switch of the present invention adjusts the power supply of circuit, including the hybrid power supply module
14, voltage formula electricity-fetching module 15 and current coupling formula electricity-fetching module 16；The power supply is the electricity of various working conditions
Sub switch provides reliable control power supply；Booting, underloading, heavy duty when the various working conditions include standby complete carry and complete
Shutdown when load；The electronic switch is the electronic switch of single fire line control, including metal-oxide-semiconductor, silicon-controlled or thyristor, in this reality
It applies in example, the electronic switch includes first switch tube Q1 and second switch Q2, the first switch tube Q1 and second switch
Pipe Q2 is N-channel field-effect tube.
The present invention utilizes first switch tube Q1 and second switch Q2 in the electronic switch of single fire line control that the period is connected
Longer its of t1 loads that the electric current that is flowed through of RL is bigger, seals in the energy that the Current Transmit in main current loop is coupled to secondary side
Amount is more, can reliably obtain control power supply of the energy as control loop, supplements voltage formula well and takes power supply
The problem of mode taken power supply energy deficiency in its heavy duty, full load and full load shutdown, current coupling formula of the invention take power supply
Mode can provide required power supply when it is heavily loaded, load and full load are shut down entirely, and the two, which mixes parallel operation, in this way makes it
Power supply reaches more reliable.
Specifically, after power switch K closure, the tune of first switch tube Q1 and second switch Q2 reception control module 12
It works after section control signal, when first switch tube Q1 and second switch Q2 work, electric current is through power switch K, first switch tube
Q1, first resistor R1, second resistance R2, second switch Q2, Current Transmit give load RL power supply.Opening when standby
When machine or underloading work, because first switch tube Q1 and second switch Q2 turn-on time are shorter, mainly through first diode D1
Take electricity again through second resistance R2, third transistor, the 6th resistance R6, the first Voltage stabilizing module IC1, the 4th electricity with the second diode D2
It hinders the elements such as R4, voltage-stabiliser tube ZD2, the 5th resistance R5, first capacitor C1, the second capacitor and forms conduct after pressure stabilizing network steady pressure treatment
Wherein one group of power supply VCC1 needed for electronic switch control.Heavy duty, it is complete carry work and it is complete carry when shutdown operation when,
Since first switch tube Q1 and second switch Q2 takes the power supply of electricity to be obtained close to full conducting or full conducting, above-mentioned voltage formula
The energy taken is just smaller, and voltage formula takes acquired in the power supply of electricity when being connected entirely such as first switch tube Q1 and second switch Q2
Energy it is smaller, even zero, but it is bigger to flow through load RL electric current, and flows through the electric current sealed in main current loop simultaneously
Mutual inductor CT primary side, under such conditions Current Transmit be coupled to secondary side energy it is more, can very reliably
Energy is obtained, using the first inductance L1, rectifier bridge stack BD1, DC/DC converter, the second Voltage stabilizing module IC2, third capacitor, the
As wherein another group of power supply electricity needed for electronic switch control after the transformation of the elements such as four capacitors composition and pressure stabilizing network processes
Source VCC2；Wherein VCC1 is combined into hybrid power supply in parallel after the 4th diode D4 isolation through third diode, VCC2, mentions
Supply working power reliable and stable needed for the electronic switch.
The combination of above-mentioned power supply obtains power supply by voltage formula when being the booting or underloading work when standby
It is main, heavy duty, it is complete carry and full shutdown when carrying is obtained based on power supply by Current Transmit manifold type, and the two mixes parallel operation
The mode for obtaining working power is powered, and is effective to ensure that the electronic switch of single fire line control opening when standby respectively
Reliable working power can be obtained under the various operating conditions such as shutdown when machine, underloading, heavy duty, full load and full load, meets switch pair
RL is loaded flexibly, reliably to control.
Embodiment two
Referring to shown in Fig. 8 and Fig. 9, a kind of electronic switch based on hybrid power supply of the present invention adjusts circuit, comprising: detection mould
Block 11, control module 12, adjustment module 13, hybrid power supply module 14, voltage formula electricity-fetching module 15 and current coupling formula take
Electric module 16.The detection module 11 includes zero crossing detection module, and the firewire that the zero crossing detection module is used to will test is handed over
The zero crossing of galvanic electricity simultaneously exports zero passage detection signal to the control module 12；The control module 12 receives the zero passage detection
Signal simultaneously controls the electronic switch of the adjustment module 13 to negative according to zero passage detection information output adjusting control signal
RL is carried to be adjusted；The voltage formula electricity-fetching module 15, current coupling formula electricity-fetching module 16 respectively with the hybrid power supply
Module 14 is connected with out-put supply, and the voltage formula electricity-fetching module 15 from single firewire for obtaining power supply, the electricity
Manifold type electricity-fetching module 16 is flowed to be used to obtain power supply from the input terminal of the adjustment module 13；The hybrid power supply module 14 and institute
Control module 12 is stated to be connected to control and take electric mould by the voltage formula electricity-fetching module 15 and/or the current coupling formula
Block 16 is powered, so as to booting of the electronic switch of single fire line control when standby, underloading, heavy duty, complete carry and full shutdown when carrying
Reliable control power supply can be obtained.The electronic switch includes but is not limited to metal-oxide-semiconductor, silicon-controlled or thyristor.
The difference between this embodiment and the first embodiment lies in the current coupling formula electricity-fetching module 16 setting power switch with
Between the input terminal of the adjustment module 13.The circuit connecting relation and principle and embodiment one of other parts are consistent, this implementation
Example is not repeated to describe.
The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited to this, all to utilize this
Design makes a non-material change to the present invention, and should all belong to behavior that violates the scope of protection of the present invention.
Claims (11)
1. a kind of electronic switch based on hybrid power supply adjusts circuit, comprising: detection module, control module and adjustment module；Institute
It states firewire ac signal of the detection module for will test and is sent to the control module；The control module output is adjusted
Control signal controls the electronic switch of the adjustment module so that load to be adjusted；It is characterized by further comprising: hybrid power supply
Module, voltage formula electricity-fetching module and current coupling formula electricity-fetching module；The voltage formula electricity-fetching module, current coupling formula
Electricity-fetching module is connected respectively with the hybrid power supply module with out-put supply, and the voltage formula electricity-fetching module is used for from list
Power supply is obtained on firewire, the current coupling formula electricity-fetching module is used to obtain electricity from the output end or input terminal of the adjustment module
Source；The hybrid power supply module be connected with the control module to control through the voltage formula electricity-fetching module and/or
The current coupling formula electricity-fetching module provides power supply, so that booting of the electronic switch of single fire line control when standby, light
Shutdown when carrying, is heavily loaded, carrying entirely and carrying entirely, which can obtain, reliably controls power supply.
2. the electronic switch according to claim 1 based on hybrid power supply adjusts circuit, which is characterized in that further include: it drives
Dynamic model block；Control module output adjust control signal through the drive module control the electronic switch of the adjustment module with
Load is adjusted；The hybrid power supply module is connected to control and be taken by the voltage formula with the drive module
Electric module and/or current coupling formula electricity-fetching module power supply.
3. the electronic switch according to claim 1 based on hybrid power supply adjusts circuit, which is characterized in that the electric current coupling
Box-like electricity-fetching module includes: to take electric device, rectifier bridge stack, DC/DC converter and the second Voltage stabilizing module；It is described that electric device is taken to concatenate
Between the output end and load of the adjustment module, alternatively, the input terminal for taking electric device to be serially connected in the adjustment module
Between power supply；It is described to take electric device by being connected to the DC/DC switch input after rectifier bridge stack rectification；It is described
DC/DC converter output end is by being connected to an input terminal of the hybrid power supply module after the second Voltage stabilizing module pressure stabilizing.
4. the electronic switch according to claim 3 based on hybrid power supply adjusts circuit, which is characterized in that the electric current coupling
Box-like electricity-fetching module further include: the 4th diode；The anode of 4th diode and the second Voltage stabilizing module output end phase
Connection, the cathode of the 4th diode are connected with an input terminal of the hybrid power supply module.
5. the electronic switch according to claim 3 based on hybrid power supply adjusts circuit, which is characterized in that described to take electric member
Part includes current transformer, high-power resistance or inductance.
6. the electronic switch according to claim 3 based on hybrid power supply adjusts circuit, which is characterized in that described to take electric member
Part is current transformer；The current coupling formula electricity-fetching module further includes the first inductance；First inductance connection is in the electricity
Between current transformer and the rectifier bridge stack；The primary side of the current transformer be connected to the output end of the adjustment module with
Between load, alternatively, the primary side of the current transformer is connected between the input terminal and power supply of the adjustment module；It is described
The secondary side of current transformer is connected with the rectifier bridge stack.
7. the electronic switch according to claim 1 based on hybrid power supply adjusts circuit, which is characterized in that the adjusting mould
Block includes first switch tube, second switch, first resistor and second resistance；The input terminal of the first switch tube is opened through power supply
Pass is connected with zero line, and the control terminal of the first switch tube receives the adjusting and controls signal, the first switch tube
Output end is connected by the first resistor and second resistance with the input terminal of the second switch, the second switch
Control terminal receive adjustings control signal, the output end of the second switch passes through the current coupling formula electricity-fetching module
It is connected with load with zero line side；Alternatively, zero line is through power switch and the current coupling formula electricity-fetching module and described first
The input terminal of switching tube is connected, and the control terminal of the first switch tube receives the adjusting and controls signal, the first switch
The output end of pipe is connected by the first resistor and second resistance with the input terminal of the second switch, and described second opens
The control terminal for closing pipe receives the adjusting and controls signal, and the output end of the second switch is connected by load with zero line side
It connects.
8. the electronic switch according to claim 7 based on hybrid power supply adjusts circuit, which is characterized in that described first opens
Closing pipe includes metal-oxide-semiconductor, silicon-controlled or thyristor；The second switch includes metal-oxide-semiconductor, silicon-controlled or thyristor.
9. the electronic switch according to claim 1 based on hybrid power supply adjusts circuit, which is characterized in that the voltage point
Pressure type electricity-fetching module include first diode, the second diode, 3rd resistor, the 6th resistance, third switching tube, first capacitor and
First Voltage stabilizing module；The anode of the first diode is connected between switch and the input terminal of adjustment module；Described 2nd 2
The anode of pole pipe is connected between load and the output end of adjustment module；The cathode of the first diode and the second diode point
It is not connected to one end of the 3rd resistor；The other end of the 3rd resistor is connected to the described 6th through the third switching tube
One end of resistance；The other end of 6th resistance and one end of the first capacitor, the input terminal of first Voltage stabilizing module
It is respectively connected with；The other end of the first capacitor is grounded；The output end of first Voltage stabilizing module and the hybrid power supply mould
Another input terminal of block is connected.
10. the electronic switch according to claim 9 based on hybrid power supply adjusts circuit, which is characterized in that the voltage
Partial pressure type electricity-fetching module further includes third diode；The anode of the third diode and the first Voltage stabilizing module output end phase
Connection, the cathode of the third diode are connected with another input terminal of the hybrid power supply module.
11. the power supply that a kind of electronic switch adjusts circuit, which is characterized in that including any one in such as claims 1 to 10
Hybrid power supply module, voltage formula electricity-fetching module and current coupling formula electricity-fetching module described in.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074151.6A CN109245525B (en) | 2018-09-14 | Electronic switch regulating circuit based on hybrid power supply and power supply | |
| PCT/CN2019/090735 WO2020052296A1 (en) | 2018-09-14 | 2019-06-11 | Hybrid power supply-based electronic switch adjusting circuit and power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074151.6A CN109245525B (en) | 2018-09-14 | Electronic switch regulating circuit based on hybrid power supply and power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109245525A true CN109245525A (en) | 2019-01-18 |
| CN109245525B CN109245525B (en) | 2024-07-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110165760A (en) * | 2019-04-16 | 2019-08-23 | 杰华特微电子（杭州）有限公司 | Control method, control circuit and the single firewire charging circuit of single firewire charging circuit |
| CN110300480A (en) * | 2019-08-07 | 2019-10-01 | 苏州迪芬德物联网科技有限公司 | A kind of diode single fire line control circuit |
| WO2020052296A1 (en) * | 2018-09-14 | 2020-03-19 | 厦门天力源光电科技有限公司 | Hybrid power supply-based electronic switch adjusting circuit and power supply |
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| WO2020052296A1 (en) | 2020-03-19 |
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