CN204145450U - High frequency vibrating switch circuit - Google Patents
High frequency vibrating switch circuit Download PDFInfo
- Publication number
- CN204145450U CN204145450U CN201420573213.9U CN201420573213U CN204145450U CN 204145450 U CN204145450 U CN 204145450U CN 201420573213 U CN201420573213 U CN 201420573213U CN 204145450 U CN204145450 U CN 204145450U
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- switch circuit
- transformer
- diode
- secondary coil
- triggered
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Abstract
The utility model discloses a kind of high frequency vibrating switch circuit, comprise triggered switch circuit, connect the oscillating circuit of triggered switch circuit and be connected the trigger control circuit of trigger electrode of triggered switch circuit, trigger control circuit comprises: the first transformer that primary coil is connected with AC power, second secondary coil of this first transformer couples the primary coil of the second transformer by gate-controlled switch, Same Name of Ends and the different name end of the secondary coil of this second transformer are connected positive pole and the negative pole of triggered switch circuit respectively; Series diode group D4 and electric capacity C4 between the positive pole and negative pole of triggered switch circuit, and the negative electrode of diode group D4 connects the positive pole of triggered switch circuit, the anode of this diode group D4 couples the Same Name of Ends of the second secondary coil of the first transformer by the anode of diode D6.The utility model have circuit simple, realize the lower and advantage of stable work in work of cost.
Description
Technical field
The utility model relates to a kind of switching circuit, especially relates to a kind of high frequency vibrating switch circuit.
Background technology
Triggered switch circuit is especially usually used in such as power circuit, power circuit.Triggered switch circuit has various ways, such as Triggered Vacuum Switch, trigger-type delay switch etc.
For Triggered Vacuum Switch, vacuum trigger switch tube is also known as triggered vacuum gap, a kind of high voltage, big current fast-pulse switch, have high pressure resistant, volume is little, noiseless, to light and the advantage such as fast quick-recovery fast, there is very wide voltage and current working range simultaneously, have broad application prospects.
But the frequency triggering Triggered Vacuum Switch working pulse is higher, there is the defect that circuit structure is complicated and job stability is poor in existing high frequency vibrating switch circuit.
Utility model content
For overcoming the defect of prior art, the utility model proposes a kind of circuit simple, realize the lower and high frequency vibrating switch circuit of stable work in work of cost.
The utility model adopts following technical scheme to realize: a kind of high frequency vibrating switch circuit, comprise triggered switch circuit, connect the oscillating circuit of triggered switch circuit and be connected the trigger control circuit of trigger electrode of triggered switch circuit, this trigger control circuit comprises: the first transformer that primary coil is connected with AC power, second secondary coil of this first transformer couples the primary coil of the second transformer by gate-controlled switch, Same Name of Ends and the different name end of the secondary coil of this second transformer are connected positive pole and the negative pole of triggered switch circuit respectively; Series diode group D4 and electric capacity C4 between the positive pole and negative pole of triggered switch circuit, and the negative electrode of diode group D4 connects the positive pole of triggered switch circuit, the anode of this diode group D4 connects the negative electrode of diode D6, and the anode of this diode D6 couples the Same Name of Ends of the second secondary coil of the first transformer.
Wherein, electric capacity C3 is connected between the anode of this gate-controlled switch with the different name end of the second secondary coil of the first transformer.
Wherein, the Same Name of Ends of the second secondary coil of this first transformer connects the anode of this gate-controlled switch successively after series resistor R2 and diode D2.
Wherein, the Same Name of Ends of the secondary coil of this second transformer connects the positive pole of triggered switch circuit by diode D5.
Wherein, this oscillating circuit comprises resistance R1, diode D1 and electric capacity C1 between the Same Name of Ends of the first secondary coil being connected to the first transformer in turn and ground, the negative electrode of this diode D1 connects the positive pole of triggered switch circuit by inductance L 1, the different name end of this first secondary coil connects the negative pole of triggered switch circuit.
Wherein, this gate-controlled switch is controllable silicon, and this silicon controlled control pole is connected with external control signal.
Compared with prior art, the utility model has following beneficial effect:
The high frequency vibrating switch circuit that the utility model proposes, has taken into full account the situations such as voltage, electric current and the trigger impulse of driving needed for triggered switch circuit, stable work in work; In addition, the control signal that the utility model controls triggered switch circuit ON/OFF is that the external control signal connected by silicon controlled control pole realizes, thus the remote conducting that can realize controlling trigger switch controls, handling safety, has good utilization prospect.In addition, the utility model also have circuit structure simple, realize lower-cost advantage.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the utility model embodiment.
Embodiment
As shown in Figure 1 in embodiment, the high frequency vibrating switch circuit that the utility model proposes comprises triggered switch circuit, connects the oscillating circuit of triggered switch circuit and be connected the trigger control circuit of trigger electrode of triggered switch circuit.
Triggered switch circuit has various ways, such as Triggered Vacuum Switch, trigger-type delay switch etc.For Triggered Vacuum Switch, Triggered Vacuum Switch has anode 11, negative electrode 12 and trigger electrode 13 (or controlling pole).
Oscillating circuit comprises: the first transformer T1 that primary coil is connected with AC power AC, be connected to resistance R1, diode D1 and the electric capacity C1 between the Same Name of Ends of the first transformer T1 first secondary coil and ground in turn, the negative electrode of this diode D1 connects the anode 11 (or positive pole) of triggered switch circuit by inductance L 1, the different name end of this first transformer T1 first secondary coil connects the negative electrode 11 (or negative pole) of triggered switch circuit.
Trigger control circuit connects second secondary coil of the first transformer T1, this trigger control circuit comprises: the primary coil of the resistance R2, the diode D2 that are connected in series successively between the Same Name of Ends and different name end of second secondary coil of the first transformer T1, controllable silicon D3 and the second transformer T2, the electric capacity C3 between the different name end being connected to the anode of controllable silicon D3 and second secondary coil of the first transformer T1; The Same Name of Ends series diode D5 of the primary coil of this second transformer T2 connects the trigger electrode 13 of trigger control circuit, the negative electrode 12 of different name end connection trigger control circuit, series diode group D4 and battery C4 between the different name end of the negative electrode of diode D5 and the primary coil of the second transformer T2, and the anode of diode group D4 connects the negative electrode of diode D6, the anode of this diode D6 connects the anode of diode D2.Wherein, diode group D4 is connected in series by multiple diode sequence to form, and the negative electrode of diode group D4 is connected with the negative electrode of diode D5; The control pole 20 of controllable silicon D3 connects external control signal, such as the control signal of optocoupler conducting transmission, the control signal of Optical Fiber Transmission etc.
Operation principle of the present utility model is as follows: after AC power AC carries out buck/boost process by the first transformer T1, after resistance R1 and diode D1 rectification, charge to electric capacity C1, electric capacity C1 and inductance L 1 form LC oscillating circuit, drive triggered switch circuit when LC oscillating circuit produces resonance.The coupling alternating current of the second secondary coil generation of the first transformer T1 is after resistance R2 current limliting and diode D2 rectification, when the control pole 20 of controllable silicon D3 does not receive external control signal not conducting, the coupling alternating current that second secondary coil of the first transformer T1 produces charges to electric capacity C3, and alternating current charges by giving electric capacity C4 after diode D6 rectification simultaneously; When the control pole 20 of controllable silicon D3 receives external control signal conducting, alternating current is provided to the primary coil of the second transformer T2, electric capacity C3 produces the electrion of small area analysis simultaneously, the High Level AC Voltage of the secondary coil coupling generation of the second transformer T2 is supplied to the anode 11 of triggered switch circuit after diode D5 rectification, simultaneously, electric capacity C4 is discharged by diode group D4, anode 11 for triggered switch circuit provides the afterflow of big current low-voltage to drive, and makes triggered switch circuit ON operation.
Therefore, the high frequency vibrating switch circuit that the utility model proposes, has taken into full account the situations such as voltage, electric current and the trigger impulse of driving needed for triggered switch circuit, stable work in work; In addition, the control signal that the utility model controls triggered switch circuit ON/OFF is that the external control signal connected by the control pole 20 of controllable silicon D3 realizes, thus the remote conducting that can realize controlling trigger switch controls, handling safety, has good utilization prospect.In addition, the utility model also have circuit structure simple, realize lower-cost advantage.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (6)
1. a high frequency vibrating switch circuit, comprise triggered switch circuit, connect the oscillating circuit of triggered switch circuit and be connected the trigger control circuit of trigger electrode of triggered switch circuit, it is characterized in that, this trigger control circuit comprises: the first transformer that primary coil is connected with AC power, second secondary coil of this first transformer couples the primary coil of the second transformer by gate-controlled switch, Same Name of Ends and the different name end of the secondary coil of this second transformer are connected positive pole and the negative pole of triggered switch circuit respectively; Series diode group D4 and electric capacity C4 between the positive pole and negative pole of triggered switch circuit, and the negative electrode of diode group D4 connects the positive pole of triggered switch circuit, the anode of this diode group D4 connects the negative electrode of diode D6, and the anode of this diode D6 couples the Same Name of Ends of the second secondary coil of the first transformer.
2. high frequency vibrating switch circuit according to claim 1, is characterized in that, be connected electric capacity C3 between the anode of this gate-controlled switch with the different name end of the second secondary coil of the first transformer.
3. high frequency vibrating switch circuit according to claim 1, is characterized in that, the Same Name of Ends of the second secondary coil of this first transformer connects the anode of this gate-controlled switch successively after series resistor R2 and diode D2.
4. high frequency vibrating switch circuit according to claim 1, is characterized in that, the Same Name of Ends of the secondary coil of this second transformer connects the positive pole of triggered switch circuit by diode D5.
5. high frequency vibrating switch circuit according to claim 1, it is characterized in that, this oscillating circuit comprises resistance R1, diode D1 and electric capacity C1 between the Same Name of Ends of the first secondary coil being connected to the first transformer in turn and ground, the negative electrode of this diode D1 connects the positive pole of triggered switch circuit by inductance L 1, the different name end of this first secondary coil connects the negative pole of triggered switch circuit.
6. according to Claims 1 to 5 high frequency vibrating switch circuit described in any one, it is characterized in that, this gate-controlled switch is controllable silicon, and this silicon controlled controls pole is connected with external control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573213.9U CN204145450U (en) | 2014-09-30 | 2014-09-30 | High frequency vibrating switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573213.9U CN204145450U (en) | 2014-09-30 | 2014-09-30 | High frequency vibrating switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145450U true CN204145450U (en) | 2015-02-04 |
Family
ID=52422112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420573213.9U Expired - Fee Related CN204145450U (en) | 2014-09-30 | 2014-09-30 | High frequency vibrating switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204145450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108418574A (en) * | 2018-05-09 | 2018-08-17 | 安徽徽电科技股份有限公司 | A kind of quick triggering and conducting device of electronic switch |
-
2014
- 2014-09-30 CN CN201420573213.9U patent/CN204145450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108418574A (en) * | 2018-05-09 | 2018-08-17 | 安徽徽电科技股份有限公司 | A kind of quick triggering and conducting device of electronic switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20150930 |
|
| EXPY | Termination of patent right or utility model |