CN203788001U - Trigger pulse output circuit used for charger - Google Patents
Trigger pulse output circuit used for charger Download PDFInfo
- Publication number
- CN203788001U CN203788001U CN201420081088.XU CN201420081088U CN203788001U CN 203788001 U CN203788001 U CN 203788001U CN 201420081088 U CN201420081088 U CN 201420081088U CN 203788001 U CN203788001 U CN 203788001U
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- CN
- China
- Prior art keywords
- resistance
- diode
- pin
- resistor
- oscillator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Classifications
-
- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/066—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode particular circuits having a special characteristic
Abstract
The utility model discloses a trigger pulse output circuit used for a charger. The trigger pulse output circuit used for the charger comprises a trigger circuit which comprises an oscillator. A second pin and a sixth pin of the oscillator are connected with a positive electrode of a fourth capacitor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor and a ninth resistor. The fourth resistor, the fifth resistor, the sixth resistor, the seventh resistor, the eighth resistor and the ninth resistor are respectively connected with six turn button change-over switches. A fourth pin of the oscillator is connected with a primary terminal of a second transformer coil through a third resistor, the primary terminal of the second transformer coil is connected with a third pin of the oscillator, a secondary terminal of the second transformer coil is connected in parallel with a seventh diode, and a cathode of the seventh diode outputs different trigger pulses. When the trigger pulse output circuit and a subsequent silicon controlled rectifier circuit are used together, a silicon controlled rectifier can be controlled to be conducted and cut off, aims of outputting different charging voltages and a maximum operating current are achieved, and therefore the adaptability of the charger is improved.
Description
Technical field
The utility model relates to charger, relates in particular to a kind of trigger impulse output circuit for charger.
Background technology
Electric car charger, automobile charger etc. is in the market all fixed voltage and fixed current, that is to say the corresponding charger of ampere coupling according to the voltage of battery or battery, also do not have any charger can adapt to the variation of the voltage and current of interior battery on a large scale, before making like this to charge the battery, first will see that battery is how many amperes and much voltage.In the time of practical application, can cause the adaptability of charger, versatility poor, cause the waste of resource.
Utility model content
The utility model provides a kind of trigger impulse output circuit for charger, export different trigger impulses by this circuit, coordinate follow-up ghyristor circuit can expand the adjusting range of voltage, and increased maximum amperage, improve the adaptability of charger, described below:
For a trigger impulse output circuit for charger, comprising: power circuit and circuits for triggering, described power circuit provides the operating voltage of 12V and 18V for described circuits for triggering, and described circuits for triggering comprise: oscillator,
The 4th pin and the 8th pin of described oscillator connect respectively 12V operating voltage, and 18V operating voltage is loaded into anode, the anode of the 6th diode and the 7th pin of described oscillator of the 5th diode by the second resistance in described power circuit; The negative electrode of the negative electrode of described the 5th diode and described the 6th diode is connected by the 6th resistance Yu Liu road knob change over switch normally-closed contact, and the second pin of described oscillator is connected with positive pole, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th resistance of the 4th electric capacity with the 6th pin; Described the 4th resistance, described the 5th resistance, described the 6th resistance, described the 7th resistance, described the 8th resistance and described the 9th resistance are connected with described six road knob change over switches respectively;
The 4th pin of described oscillator is connected with the primary side of the second transformation coil by the 3rd resistance, the primary side of described the second transformation coil is connected with the 3rd pin of described oscillator, the secondary end of described the second transformation coil the 7th diode that is connected in parallel, described the 7th diode cathode is exported different trigger impulses.
Described power circuit comprises: the rectifier bridge being made up of the first diode, the second diode, the 3rd diode and the 4th diode, the anode of described the first diode anode, described the 4th diode is connected with the secondary end of the first transformation coil respectively, the primary side of described the first transformation coil connects fuse, described fuse connects the second pin of 220V civil power port, the first pin of described 220V civil power port connects the secondary end of described the first transformation coil by thermistor
The negative electrode of described the first diode cathode, described the 4th diode is connected with the input of voltage stabilizing triode respectively, the anode of described the second diode, the anode of described the 3rd diode are connected with the negative pole of the first electric capacity respectively, the positive pole of described the first electric capacity is connected with the input of described voltage stabilizing triode with the first resistance respectively, described the first resistance is also connected with negative electrode, second resistance of voltage stabilizing didoe respectively, the plus earth of described voltage stabilizing didoe, the output of described voltage stabilizing triode connects the positive pole of the second electric capacity, and exports described 12V operating voltage.
Described the first resistance, the second resistance are divider resistance.Described voltage stabilizing didoe is 18V voltage stabilizing didoe, and described voltage stabilizing triode is 12V voltage stabilizing triode.
Described the first electric capacity, described the second electric capacity are filter capacitor.Described the 4th electric capacity is filter capacitor.
The beneficial effect of the technical scheme that the utility model provides is: the different resistance that this trigger impulse output circuit regulates six road knob change over switches to connect by employing, can export different trigger impulses.In the time that this trigger impulse output circuit and follow-up ghyristor circuit support the use, can control silicon controlled conducting and close, realize the object of the different charging voltages of output, maximum operating currenbt, improve the adaptability of charger with this.
Brief description of the drawings
Fig. 1 is the schematic diagram of circuits for triggering;
Fig. 2 is the schematic diagram of power circuit.
In accompanying drawing, the list of parts of each label representative is as follows:
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below the utility model execution mode is described in further detail.
In order to improve the adaptability of charger, the utility model embodiment provides a kind of trigger impulse output circuit for charger, referring to Fig. 1 and Fig. 2, described below: this trigger impulse output circuit comprises: power circuit and circuits for triggering, power circuit provides the operating voltage of 12V and 18V for circuits for triggering, these circuits for triggering comprise: oscillator U2A, the 4th pin and the 8th pin of oscillator U2A connect respectively 12V operating voltage, the operating voltage of 18V is loaded into the anode of the 5th diode D5 by the second resistance R 2 in power circuit, the 7th pin of the anode of the 6th diode D6 and oscillator U2A, the negative electrode of the negative electrode of the 5th diode D5 and the 6th diode D6 is connected by the 6th resistance R 6 Yu Liu road knob change over switch SW-6WAY normally-closed contacts, the positive pole of the second pin of oscillator U2A and the 6th pin and the 4th capacitor C 5, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, the 8th resistance R 8 is connected with the 9th resistance R 9, the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, the 8th resistance R 8 (for example: 30 ° of knobs of the 4th resistance R 4 Yu Liu road knob change over switch SW-6WAY are connected is connected with the 9th resistance R 9 difference Yu Liu road knob change over switch SW-6WAY, 60 ° of knobs of the 5th resistance R 5 Yu Liu road knob change over switch SW-6WAY are connected, 90 ° of knobs of the 6th resistance R 6 Yu Liu road knob change over switch SW-6WAY are connected, 120 ° of knobs of the 7th resistance R 7 Yu Liu road knob change over switch SW-6WAY are connected, 150 ° of knobs of the 8th resistance R 8 Yu Liu road knob change over switch SW-6WAY are connected, 180 ° of knobs of the 9th resistance R 9 Yu Liu road knob change over switch SW-6WAY are connected), the 4th pin of oscillator U2A is connected with the primary side of the second transformation coil T2 by the 3rd resistance R 3, the primary side of the second transformation coil T2 is connected with the 3rd pin of oscillator U2A, the secondary end of the second transformation coil T2 the 7th diode D7 that is connected in parallel, the 7th diode D7 negative electrode (B end) is exported different trigger impulses.
Separately, the 5th pin of oscillator U2A connects the 3rd capacitor C 3, the first pin ground connection of oscillator U2A.
Wherein, the 4th capacitor C 5 is filter capacitor, and the model of oscillator U2A is NE555.
Referring to Fig. 2, power circuit comprises: by the first diode D1, the second diode D2, the rectifier bridge that the 3rd diode D3 and the 4th diode D4 form, the first diode D1 anode, the anode of the 4th diode D4 is connected with the secondary end of the first transformation coil T1 respectively, the primary side of the first transformation coil T1 connects fuse F1, fuse F1 connects the second pin of 220V civil power port CJ1, the first pin of 220V civil power port CJ1 by thermistor RT(to its current-limiting protection effect of whole circuit) connect the secondary end of the first transformation coil T1, the first diode D1 negative electrode, the negative electrode of the 4th diode D4 is connected with the input of voltage stabilizing triode U1 respectively, the anode of the second diode D2, the anode of the 3rd diode D3 is connected with the negative pole of the first capacitor C 1 respectively, the positive pole of the first capacitor C 1 is connected with the input of voltage stabilizing triode U1 with the first resistance R 1 respectively, the first resistance R 1 also respectively with the negative electrode of voltage stabilizing didoe VD1 (being voltage stabilizing didoe VD1 output 18V operating voltage), the second resistance R 2 is connected, the plus earth of voltage stabilizing didoe VD1, the output of voltage stabilizing triode U1 connects the positive pole of the second capacitor C 2, and output 12V operating voltage.
Wherein, the first resistance R 1, the second resistance R 2 are divider resistance; Voltage stabilizing didoe VD1 is 18V voltage stabilizing didoe, the trapezoidal wave synchronous voltage stabilizing power supply of output 18V; Voltage stabilizing triode U1 is 12V voltage stabilizing triode, the trapezoidal wave synchronous voltage stabilizing power supply of output 12V; The first capacitor C 1, the second capacitor C 2 are filter capacitor.
The operation principle of this trigger impulse output circuit is as follows: six road knob change over switch SW-6WAY respectively with the 4th resistance R 4, the 5th resistance R 5, the 6th resistance R 6, the 7th resistance R 7, when the 8th resistance R 8 is connected with the 9th resistance R 9, can change the duty ratio of the square wave of output, the 3rd resistance R 3 and the second transformation coil T2 form trigger impulse, why oscillator U2A adopts 18V and 12V two-way synchronous voltage stabilizing power supply, object is the duty ratio that increases output square wave, increase the phase shift range of trigger impulse, the phase shift range of this trigger impulse output circuit is greater than 120 °, by the different resistance that regulate six road knob change over switch SW-6WAY to connect, can export different trigger impulses.When this trigger impulse output circuit and follow-up ghyristor circuit (are circuit general in prior art, the utility model embodiment does not limit this) while supporting the use, while being input to silicon controlled trigger end by the different trigger impulses of the 7th diode D7 negative electrode output, can control silicon controlled conducting and close, realizing the object of the different charging voltages of output, maximum operating currenbt.
The utility model embodiment to the model of each device except do specified otherwise, the model of other devices does not limit, and all can as long as can complete the device of above-mentioned functions.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, above-mentioned the utility model embodiment sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (6)
1. for a trigger impulse output circuit for charger, comprising: power circuit and circuits for triggering, it is characterized in that, described power circuit provides the operating voltage of 12V and 18V for described circuits for triggering, and described circuits for triggering comprise: oscillator,
The 4th pin and the 8th pin of described oscillator connect respectively 12V operating voltage, and 18V operating voltage is loaded into anode, the anode of the 6th diode and the 7th pin of described oscillator of the 5th diode by the second resistance in described power circuit; The negative electrode of the negative electrode of described the 5th diode and described the 6th diode is connected by the 6th resistance Yu Liu road knob change over switch normally-closed contact, and the second pin of described oscillator is connected with positive pole, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance and the 9th resistance of the 4th electric capacity with the 6th pin; Described the 4th resistance, described the 5th resistance, described the 6th resistance, described the 7th resistance, described the 8th resistance and described the 9th resistance are connected with described six road knob change over switches respectively;
The 4th pin of described oscillator is connected with the primary side of the second transformation coil by the 3rd resistance, the primary side of described the second transformation coil is connected with the 3rd pin of described oscillator, the secondary end of described the second transformation coil the 7th diode that is connected in parallel, described the 7th diode cathode is exported different trigger impulses.
2. a kind of trigger impulse output circuit for charger according to claim 1, is characterized in that, described power circuit comprises: the rectifier bridge being formed by the first diode, the second diode, the 3rd diode and the 4th diode,
The anode of described the first diode anode, described the 4th diode is connected with the secondary end of the first transformation coil respectively, the primary side of described the first transformation coil connects fuse, described fuse connects the second pin of 220V civil power port, the first pin of described 220V civil power port connects the secondary end of described the first transformation coil by thermistor
The negative electrode of described the first diode cathode, described the 4th diode is connected with the input of voltage stabilizing triode respectively, the anode of described the second diode, the anode of described the 3rd diode are connected with the negative pole of the first electric capacity respectively, the positive pole of described the first electric capacity is connected with the input of described voltage stabilizing triode with the first resistance respectively, described the first resistance is also connected with negative electrode, second resistance of voltage stabilizing didoe respectively, the plus earth of described voltage stabilizing didoe, the output of described voltage stabilizing triode connects the positive pole of the second electric capacity, and exports described 12V operating voltage.
3. a kind of trigger impulse output circuit for charger according to claim 2, is characterized in that, described the first resistance, the second resistance are divider resistance.
4. a kind of trigger impulse output circuit for charger according to claim 2, is characterized in that, described voltage stabilizing didoe is 18V voltage stabilizing didoe, and described voltage stabilizing triode is 12V voltage stabilizing triode.
5. a kind of trigger impulse output circuit for charger according to claim 2, is characterized in that, described the first electric capacity, described the second electric capacity are filter capacitor.
6. a kind of trigger impulse output circuit for charger according to claim 1, is characterized in that, described the 4th electric capacity is filter capacitor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081088.XU CN203788001U (en) | 2014-02-25 | 2014-02-25 | Trigger pulse output circuit used for charger |
| DE201420101336 DE202014101336U1 (en) | 2014-02-25 | 2014-03-24 | A pulse activation output circuit for electric chargers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081088.XU CN203788001U (en) | 2014-02-25 | 2014-02-25 | Trigger pulse output circuit used for charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203788001U true CN203788001U (en) | 2014-08-20 |
Family
ID=50879291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420081088.XU Withdrawn - After Issue CN203788001U (en) | 2014-02-25 | 2014-02-25 | Trigger pulse output circuit used for charger |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203788001U (en) |
| DE (1) | DE202014101336U1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825327A (en) * | 2014-02-25 | 2014-05-28 | 天津市畅和科技有限公司 | Trigger pulse output circuit for charger |
-
2014
- 2014-02-25 CN CN201420081088.XU patent/CN203788001U/en not_active Withdrawn - After Issue
- 2014-03-24 DE DE201420101336 patent/DE202014101336U1/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825327A (en) * | 2014-02-25 | 2014-05-28 | 天津市畅和科技有限公司 | Trigger pulse output circuit for charger |
| CN103825327B (en) * | 2014-02-25 | 2015-12-16 | 天津市畅和科技有限公司 | A kind of trigger impulse output circuit for charger |
Also Published As
| Publication number | Publication date |
|---|---|
| DE202014101336U1 (en) | 2014-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140820 Effective date of abandoning: 20151216 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |