CN2317582Y - Voltage regulator - Google Patents
Voltage regulator Download PDFInfo
- Publication number
- CN2317582Y CN2317582Y CN 96249540 CN96249540U CN2317582Y CN 2317582 Y CN2317582 Y CN 2317582Y CN 96249540 CN96249540 CN 96249540 CN 96249540 U CN96249540 U CN 96249540U CN 2317582 Y CN2317582 Y CN 2317582Y
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- voltage
- circuit
- voltage regulator
- utility
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Abstract
The utility model relates to a voltage regulator for automobile silicon rectification generators, which is composed of a buzzer and voltage value indicating circuit, a sampling comparison circuit, an amplifying switch circuit, and a capacitive coupling power switch circuit. The utility model is completely compatible with the use methods of a current voltage regulator for automobile loading and can realize multifunction power integrated modularization. The utility model can replace current turn-off thyristor switch type regulators and Darlington transistor switch type regulators and can achieve the purposes of enhancing the performance and the reliability.
Description
The utility model relates to a kind of generator operating voltage control and adjusting device, especially a kind of automobile current generator voltage regulator.
It is contactless that the clear and 62-107543 of Japan's patent discloses a kind of working method, electronic voltage regulator, used power switch pipe is a bipolar transistor, in using, entrucking exists the factor of two restrictions, the one, the easy second breakdown or misoperation occurs when high-voltage great-current of the bipolar transistor of device for power switching and thyristor, the integrity problem that entrucking is used still is not resolved, and the 2nd, the circuit of assembling is more and more complicated, and the reliability of work is more unfavorable.
The purpose of this utility model provides a kind of capacitive formula automobile current generator voltage regulator, and it can realize that a no secondary hits the sky phenomenon, two no false triggering phenomenons, and three are not afraid of magnetic field (F) bonding (negative pole) (tower iron adjuster in the magnetic field).
The purpose of this utility model is to realize like this, it is rung and the magnitude of voltage indicating circuit by news, the sampling comparison circuit, amplification switch circuit and capacitive coupled power switching circuit are formed, wherein, the D.C. voltmeter negative pole is connected on the A-GND connecting line, positive pole is connected on the B-VD connecting line, after resistance R and the voltage-stabiliser tube ZD series connection, on the resistance one termination A-GND connecting line, another termination voltage-stabiliser tube ZD positive pole, voltage-stabiliser tube ZD negative pole connects on the B-VD line, the positive pole of voltage-stabiliser tube connects the transistorized base stage b of V, sends out to thank to utmost point e and connect on the B-VD connecting line, and collector electrode C connects the positive pole of minisize self source of sound news Chinese percussion instrument, the negative pole of minisize self source of sound news Chinese percussion instrument meets on the V-GND connecting line R
2On the termination B-VD connecting line in parallel with C, other end E point and R
1Series connection, R
1On another termination A-GND connecting line, voltage-stabiliser tube ZD
1Positive pole connects the E point, and negative pole meets V
1Transistorized base stage b, emitter e connect on the B-VD connecting line, and collector electrode C passes through R
3Connect on the A-GND connecting line, by V
1Collector electrode C output passing through C
1Be coupled to VVMOS pipe V
2Grid G, V
2The positive pole of the D utmost point by sustained diode connect on the A-GND connecting line, V
2The S utmost point of pipe connects on the B-VD connecting line, meets magnetic field (F), C by the D point
2Cross-over connection is between F and VD.Described news are rung and the magnitude of voltage indicating circuit, and when the direct voltage VD that automobile offers using electricity system by generator and battery was 14V, it was noiseless to interrogate Chinese percussion instrument, D.C. voltmeter is designated as 14V, when direct voltage VD dropped to 9V, news were rung sounding, and D.C. voltmeter is designated as 9V.The sampling comparison circuit is by R
1, R
2Dividing potential drop obtains by the output of E point through voltage-stabiliser tube ZD
1Switching tube V is amplified in control
1Conducting with end switching tube V
1Be C
1Discharge and recharge, can directly drive VVMOS power switch pipe V
2, capacitive coupling VVMOS power switch circuit is because the coupling capacitance C that discharges and recharges
1Be connected with grid G and produced memory effect, the leading storage effect of capacitive, increase or minimizing that can the Based Intelligent Control exciter current of generator make generator output voltage basicly stable.
The utility model has the advantages that 1. the automatic sounding prompting of news Chinese percussion instrument when battery voltage on the automobile is lower than 9V starter fail to start engine, and directly to read battery voltage from the voltmeter be 9V
o2. the VVMOS power field effect pipe V that utilizes the leading storage effect of capacitive to turn-off during magnetic field (F) bonding (negative pole) to have memory effect
2, and temperature rise is little, power switch pipe V
2Promptly do not have secondary-breakdown phenomenon, do not have the false triggering phenomenon again,, 3. adopt the surface to paste element and can realize power integrated intelligent module adjuster so the reliability of adjuster circuit work improves greatly.
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the adjuster circuit block diagram.
Fig. 2 is the adjuster circuit schematic diagram.
The utility model can be used for the exciting current of the automobile silicon rectification generator of 12V, 24V voltage to be controlled automatically, and regulator generator is operated in best generating state, and its function design has voltage low, sound equipment prompting, the voltage indication of generator output.
When setting supply voltage 12V and add to 2 of AB, the resistance of adjusting R is ended its voltage-stabiliser tube ZD conducting, switching tube V, and minisize self source of sound news Chinese percussion instrument dead electricity is not worked, voltmeter indication 12V.Voltage-stabiliser tube ZD ends when setting supply voltage 9V.Switching tube V conducting, minisize dc carry source of sound news Chinese percussion instrument and get electric and work, the prompting of sounding, and voltmeter is designated as 9V.
When setting supply voltage is 14V sampling comparison circuit E point current potential (adjustment R when adding to 2 of AB
1Or R
2Resistance is higher than the threshold voltage of voltage-stabiliser tube ZD, transistor V
1Conducting, power switch pipe V
2Lose grid voltage and end, the outage of generator excitation field winding, thus reduced the output voltage of generator.
The sampling comparison circuit E point current potential (R that above-mentioned adjusted is good when setting supply voltage for 13.5V
1Or R
2Resistance) transistor V when being lower than the threshold voltage of voltage-stabiliser tube
1End power switch pipe V
2Grid G gets electric and conducting, and the output voltage that the generator excitation winding gets electric generator raises.Make generator obtain stable output voltage from multiple said process later on.
Transistor V when supply voltage is set at 13V
1The collector load resistor output that ends is to capacitor C
1Power switch pipe V is coupled in charging
2Grid.Electric coupling capacitor C
1At power tube V
2Can produce intelligence control V under the electrostatic memory effect
2Conducting.
Coupling capacitor C
1Have constant-current characteristics, both end voltage can not be suddenlyd change, if magnetic field (F) bonding (negative pole) drain current ID increases coupling capacitor C
1The both end voltage reversing is just becoming at the G point voltage.Under the electrostatic memory effect, produce the leading storage effect of capacitive.Automatically shut down power switch pipe V
2Reached the purpose of protection.
Claims (3)
1, a kind of automobile current generator voltage regulator, it is characterized in that it comprises that the magnitude of voltage indicating circuit Homeway.com that can indicate automobile storage battery voltage and can send warning when said magnitude of voltage is lower than scheduled voltage rings circuit, the sampling comparison circuit, amplification switch circuit and capacitive coupled power switching circuit.
According to the said voltage regulator of claim 1, it is characterized in that 2, said news are rung circuit and the magnitude of voltage indicating circuit comprises a loud speaker and a voltmeter.
3, according to the said voltage regulator of claim 2, wherein said capacitive coupled power switching circuit comprises a coupling capacitance C
1, a VMOS field-effect transistor, a capacitor C
2, coupling capacitance C
1Cross-over connection is between the grid of amplification switch circuit and VMOS field-effect transistor, and the drain electrode of VMOS field-effect transistor is by a diode ground connection, and drain electrode meets magnetic field F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96249540 CN2317582Y (en) | 1996-12-26 | 1996-12-26 | Voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96249540 CN2317582Y (en) | 1996-12-26 | 1996-12-26 | Voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2317582Y true CN2317582Y (en) | 1999-05-05 |
Family
ID=33921093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96249540 Expired - Fee Related CN2317582Y (en) | 1996-12-26 | 1996-12-26 | Voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2317582Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109725571A (en) * | 2018-12-24 | 2019-05-07 | 广东核电合营有限公司 | A kind of display and control circuit and its device |
-
1996
- 1996-12-26 CN CN 96249540 patent/CN2317582Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109725571A (en) * | 2018-12-24 | 2019-05-07 | 广东核电合营有限公司 | A kind of display and control circuit and its device |
| CN109725571B (en) * | 2018-12-24 | 2020-08-25 | 广东核电合营有限公司 | Display and control circuit and device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |