CN105141126B - Voltage boosting and stabilizing circuit - Google Patents
Voltage boosting and stabilizing circuit Download PDFInfo
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- CN105141126B CN105141126B CN201410245407.0A CN201410245407A CN105141126B CN 105141126 B CN105141126 B CN 105141126B CN 201410245407 A CN201410245407 A CN 201410245407A CN 105141126 B CN105141126 B CN 105141126B
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Abstract
The present invention relates to the improvement of a kind of voltage boosting and stabilizing circuit, especially magneto high and low voltage switch accumulator, belong to power equipment control protection technique field.This circuit completes the charging of storage capacitor using unit boost module integrated mode, and is monitored in real time by voltage stabilizing adjusting and square-wave generator module, controls the work and suspend mode of this circuit.Using the present invention, on the one hand due to the working method of clearance-type, the circuit most of the time in a dormant state, greatly improves its electric life and reliability.Another aspect permanent magnet mechanism operates the raising of voltage, the bulk volume of permanent magnet mechanism can be obviously reduced, and closing operation electric current can be greatly lowered and improve operating characteristic.
Description
Technical field
The present invention relates to the improvement of a kind of voltage boosting and stabilizing circuit, especially magneto high and low voltage switch accumulator, belong to
Power equipment control protection technique field.
Background technology
At present, the secondary circuit power supply and control in industrial and mining enterprises of China, power industry power supply-distribution system, also suitable one
Part restricts the expanded application of magneto high and low voltage switch using DC110V voltage class.Magneto high and low voltage switch mostly with
For storage capacitor as the power supply of pulse excitation circuit, storage capacitor voltage is not only related to the volume of permanent magnet mechanism, prior
It is the operating characteristic for being related to permanent magnet mechanism, to solve this technical barrier, uses Switching Power Supply pressure build-up technique side both at home and abroad more
Case, but its reliability is still queried.
Invention content
It is insufficient it is an object of the invention to solve existing for above-mentioned technology, solely ward off thinking, provide it is a kind of simple in structure, can
Long time stability works and economical and practical voltage boosting and stabilizing circuit.
To achieve the above object, a kind of voltage boosting and stabilizing circuit, the wherein power end of voltage stabilizing adjusting and square-wave generator module B
It is connected across DC power supply E+、E-Between, the signal monitoring end of module B is connected to resistance R5、R6Between, square wave output terminal and the section of module B
5 connection of point, controls the work, suspend mode of this circuit；
In the technology of the present invention solution, the resistance R1, diode D1、DN、D3, storage capacitor CHIt is connected across after series connection
E+、E-Between, resistance R5、R6After series connection with storage capacitor CHParallel connection, resistance R7It is connected to node 5 and triode T1Between base stage, T1Hair
Emitter-base bandgap grading and E-Connection, T1Collector connect with node 6, the public module of structure cost circuits；
The resistance R2、R4E is connected across after series connection+Between node 5, resistance R3It is connected across node 4 and triode T2Between base stage,
Triode T3Base stage connect with node 5, capacitance C3It is connected across between node 4,7, triode T3Collector and triode T2Base
Pole connects, capacitance C1It is connected across between node 2,7, diode D5It is connected across between node 7,6, triode T2、T3Emitter and node
7 connections, triode T2Collector connect with node 1, the unit boost module A of structure cost circuits；
The modules ANFor the N grade boost modules with this circuit unit boost module A all sames in structure and arrangement；
When module B outputs is high level, T1、T3Conducting, T2Cut-off, every grade of capacitance C1Parallel connection is by E+Charging；
When module B outputs is low levels, T1、T3Cut-off, T2Conducting, capacitance C at different levels1Series connection and and E+Superposition boosting is to CH
Charging；
As module B monitoring storage capacitors CHWhen reaching setting valve, square wave stops output, circuit suspend mode；
As module B monitoring storage capacitors CHVoltage be less than limit value when, circuit is resumed work.
The circuit of the present invention, can be very easily according to required storage capacitor electricity due to using Modular Structure Design
Pressure determines that boosting series and unit boost module quantity are placed into this circuit.
Voltage boosting and stabilizing circuit using the present invention, on the one hand, due to the working method of clearance-type, at the circuit most of the time
In dormant state, its electric life and reliability are greatly improved.Another aspect permanent magnet mechanism operates the raising of voltage, can make forever
The bulk volume of magnetic mechanism is obviously reduced, and closing operation electric current can be greatly lowered and improve operating characteristic.
Description of the drawings
Fig. 1 is the voltage boosting and stabilizing circuit schematic diagram of the present invention.
Specific embodiment
Compares figure 1, it can be seen that the power end of voltage stabilizing adjusting and square-wave generator module B are connected across DC power supply E+、E-
Between, the signal monitoring end of module B is connected to resistance R5、R6Between, the square wave output terminal of module B is connect with node 5.
Compares figure 1, it can be seen that resistance R1, diode D1、DN、D3, storage capacitor CHE is connected across after series connection+、E-Between, electricity
Hinder R5、R6After series connection with storage capacitor CHParallel connection, resistance R7It is connected to node 5 and triode T1Between base stage, T1Emitter and E-
Connection, T1Collector connect with node 6.
Compares figure 1, it can be seen that resistance R2、R4E is connected across after series connection+Between node 5, resistance R3Be connected across node 4 with
Triode T2Between base stage, triode T3Base stage connect with node 5, capacitance C3It is connected across between node 4,7, triode T3Current collection
Pole and triode T2Base stage connection, capacitance C1It is connected across between node 2,7, diode D5It is connected across between node 7,6, triode T2、
T3Emitter connect with node 7, triode T2Collector connect with node 1.
Compares figure 1, it can be seen that resistance R5、R6For voltage stabilizing sample resistance, diode D3For capacitance CHTwo poles of charging isolation
Pipe, diode D5For capacitance C1Isolating diode, capacitance C3To provide triode T2The storage capacitor of saturation conduction, resistance R7It is three
Pole pipe T1Biasing resistance.
Compares figure 1, still further it can be seen that, modules ANIt is (in Fig. 1 empty with the unit boost module A in circuit structure arrangement
Frame portion point) it is identical.
The operation principle of voltage boosting and stabilizing circuit of the present invention：When module B outputs is high level, T1Conducting, every grade of C1By E+It fills
Electricity, at this point, T3Pass through resistance R2、R4Base current is injected, until T3Saturation, T2Base stage is low potential and ends；When module B outputs are
During low level, T1、T3Cut-off, T2Pass through resistance R2、R3Base current and saturation conduction are injected, at this point, capacitance C at different levels1Voltage
Series connection and and E+In overlaying state, pass through D3To storage capacitor CHCharging；In cycles, as module B monitoring storage capacitors CHReach
During setting valve, square wave stops output, circuit suspend mode；As module B monitoring storage capacitors CHVoltage be less than limit value when, circuit is extensive
It returns to work work.
In addition to the implementation, the present invention can also have other embodiment, all to use equivalent substitution or equivalent transformation shape
The technical solution of formula is the scope of protection of present invention.
Claims (1)
1. a kind of voltage boosting and stabilizing circuit, the wherein power end of voltage stabilizing adjusting and square-wave generator module B are connected across DC power supply E+、
E-Between, the signal monitoring end of module B is connected to resistance R5、R6Between, the square wave output terminal of module B is connect with node 5, controls this electricity
Work, the suspend mode on road；It is characterized in that：Resistance R1, diode D1、DN、D3, storage capacitor CHE is connected across after series connection+、E-Between, electricity
Hinder R5、R6After series connection with storage capacitor CHParallel connection, resistance R7It is connected to node 5 and triode T1Between base stage, T1Emitter and E-
Connection, T1Collector connect with node 6, the public module of structure cost circuits；
Resistance R2、R4E is connected across after series connection+Between node 5, resistance R3It is connected across node 4 and triode T2Between base stage, triode T3
Base stage connect with node 5, capacitance C3It is connected across between node 4,7, triode T3Collector and triode T2Base stage connection,
Capacitance C1It is connected across between node 2,7, diode D5It is connected across between node 7,6, triode T2、T3Emitter connect with node 7,
Triode T2Collector connect with node 1, diode D1It is connected across between node 1,2, the resistance R1It is connected across node 1 and E+
Between, the unit boost module A of structure cost circuits；
Modules ANFor the N grade boost modules with this circuit unit boost module A all sames in structure and arrangement；
When module B outputs is high level, T1、T3Conducting, T2Cut-off, every grade of capacitance C1Parallel connection is by E+Charging；
When module B outputs is low levels, T1、T3Cut-off, T2Conducting, capacitance C at different levels1Series connection and and E+Superposition boosting is to CHIt fills
Electricity；
As module B monitoring storage capacitors CHWhen reaching setting value, square wave stops output, circuit suspend mode；
As module B monitoring storage capacitors CHVoltage be less than limit value when, circuit is resumed work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410245407.0A CN105141126B (en) | 2014-05-27 | 2014-05-27 | Voltage boosting and stabilizing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410245407.0A CN105141126B (en) | 2014-05-27 | 2014-05-27 | Voltage boosting and stabilizing circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105141126A CN105141126A (en) | 2015-12-09 |
| CN105141126B true CN105141126B (en) | 2018-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410245407.0A Active CN105141126B (en) | 2014-05-27 | 2014-05-27 | Voltage boosting and stabilizing circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN105141126B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5747976A (en) * | 1996-03-26 | 1998-05-05 | Raytheon Company | Constant on-time architecture for switching regulators |
| CN201256356Y (en) * | 2008-08-09 | 2009-06-10 | 陈小尘 | Novel voltage reducing power supply circuit |
| CN203522531U (en) * | 2013-09-22 | 2014-04-02 | 山东贞明光电科技有限公司 | Switching power supply based on primary side feedback control power switch chip |
| CN203872053U (en) * | 2014-05-27 | 2014-10-08 | 吉林永大电气开关有限公司 | Voltage-boosting and voltage-stabilizing circuit |
-
2014
- 2014-05-27 CN CN201410245407.0A patent/CN105141126B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5747976A (en) * | 1996-03-26 | 1998-05-05 | Raytheon Company | Constant on-time architecture for switching regulators |
| CN201256356Y (en) * | 2008-08-09 | 2009-06-10 | 陈小尘 | Novel voltage reducing power supply circuit |
| CN203522531U (en) * | 2013-09-22 | 2014-04-02 | 山东贞明光电科技有限公司 | Switching power supply based on primary side feedback control power switch chip |
| CN203872053U (en) * | 2014-05-27 | 2014-10-08 | 吉林永大电气开关有限公司 | Voltage-boosting and voltage-stabilizing circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105141126A (en) | 2015-12-09 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Jilin City, Jilin province 132011 ship barracks Yingbin Road No. 98 Applicant after: Jilin Yongda Electrical Switch Co., Ltd. Address before: 132013 Jilin street, Jilin, 45-1, Applicant before: Jilin Yongda Electrical Switch Co., Ltd. |
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| GR01 | Patent grant |