CN2806025Y - High-frequency high-voltage arc striking device - Google Patents
High-frequency high-voltage arc striking device Download PDFInfo
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- CN2806025Y CN2806025Y CN 200520073674 CN200520073674U CN2806025Y CN 2806025 Y CN2806025 Y CN 2806025Y CN 200520073674 CN200520073674 CN 200520073674 CN 200520073674 U CN200520073674 U CN 200520073674U CN 2806025 Y CN2806025 Y CN 2806025Y
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Abstract
The utility model discloses a high-frequency high-voltage arc striking device, which is characterized in that the utility model is provided with a charging circuit, wherein the charging circuit is connected with a triggering circuit. The triggering circuit is connected with a triggering electrode of a silicon controlled rectifier connected with an oscillating circuit. The oscillating circuit inducts and ignites high-frequency high voltage signals of an electric arc of a main circuit. The utility model has the advantages of novel structure, artful design and simple circuit. The utility model does not need to adopt a usual discharge gap. The utility model can be used for a power supply for argon tungsten-arc welding and a power supply for air plasma cutters, and can be used as an auxiliary device for establishing the electric arc.
Description
Technical field:
The utility model relates to electric welding and TURP cuts technology, is that a kind of electric welding power supply and TURP cut the servicing unit of setting up electric arc that uses in the power supply, specifically, is a kind of high-frequency and high-voltage arc initiation device.
Background technology:
Existing electric welding power supply and TURP cut the high-frequency and high-voltage arc initiation device of setting up electric arc that uses in the power supply, circuit structure is comparatively complicated, and reliability also has problems, and also need adopt discharging gap, range of application is comparatively narrow, the situation of the electric arc that also often occurs being difficult to igniting.
Summary of the invention:
The purpose of this utility model provide a kind of circuit simple, need not to adopt common discharging gap, the high-frequency and high-voltage arc initiation device of applied range.
Technical solution of the present utility model is: a kind of high-frequency and high-voltage arc initiation device, it is characterized in that: charging circuit is arranged, charging circuit is connected with circuits for triggering, circuits for triggering connect the silicon controlled trigger electrode, controllable silicon is connected with oscillating circuit, and oscillating circuit is responded to the high-frequency high-voltage signal of the major loop electric arc that ignites.
Oscillating circuit described in the utility model is made up of electric capacity and high-frequency coupling coil, and the elementary of high-frequency coupling coil seals in the welding major loop.A bilateral diode is arranged in the circuits for triggering, and bilateral diode is connected in series with a diode.Bilateral diode is connected with charging capacitor in the charging circuit, and charging capacitor is connected to one group of charging resistor of serial connection mutually.Charging circuit is connected with the alternating current 220V power supply.
The beneficial effects of the utility model are: novel and reasonable structure, ingenious, the circuit of design be simple, need not to adopt common discharging gap, applied range, the reliability height can be used for argon tungsten-arc welding power supply, air plasma cutter power supply, as the servicing unit of setting up electric arc.
Below in conjunction with drawings and Examples the utility model is further described:
Description of drawings:
Accompanying drawing is the circuit diagram of a kind of high-frequency and high-voltage arc initiation device of the present utility model.
The specific embodiment:
Accompanying drawing has been described an embodiment of the present utility model, in this embodiment, charging circuit is arranged, charging circuit is connected with circuits for triggering, circuits for triggering connect the trigger electrode of controllable silicon Q1, and controllable silicon Q1 is connected with oscillating circuit, and oscillating circuit is responded to the high-frequency high-voltage signal of the major loop electric arc that ignites.Described oscillating circuit is made up of capacitor C 1 and high-frequency coupling coil T1, and the elementary of high-frequency coupling coil T1 seals in the welding major loop.A bilateral diode D3 is arranged in the circuits for triggering, and two-way two utmost point D3 pipe is connected in series with a diode D5.Bilateral diode D3 is connected with charging capacitor C8 in the charging circuit, and charging capacitor C8 is connected to one group of charging resistor of serial connection mutually.Charging circuit is connected with the alternating current 220V power supply.
In the circuit of the foregoing description, adopt alternating current 220V as power supply, charge to capacitor C 8 by resistance R 1, R4, R5, R7, R9, when the voltage on the capacitor C 8 reached the cut-in voltage of bilateral diode D3, bilateral diode D3 conducting triggered controllable silicon Q1, when controllable silicon Q1 turning circuit, the elementary formation LC vibration of capacitor C 1 in the circuit, high-frequency coupling coil T1, the secondary of high-frequency coupling coil T1 is the induction of high frequency high-voltage signal, major loop electric arc ignites.
Also comprise components and parts such as diode D1, D2, D4, D6, resistance R 2, R3, R6, R8, R10, R11, R12, capacitor C 1, C2, C3, C4, C5, C6, C7 and choke coil L1 in the circuit.
Claims (5)
1, a kind of high-frequency and high-voltage arc initiation device, it is characterized in that: charging circuit is arranged, and charging circuit is connected with circuits for triggering, and circuits for triggering connect the silicon controlled trigger electrode, controllable silicon is connected with oscillating circuit, and oscillating circuit is responded to the high-frequency high-voltage signal of the major loop electric arc that ignites.
2, high-frequency and high-voltage arc initiation device according to claim 1 is characterized in that: oscillating circuit is made up of electric capacity and high-frequency coupling coil, and the elementary of high-frequency coupling coil seals in the welding major loop.
3, high-frequency and high-voltage arc initiation device according to claim 1 and 2 is characterized in that: a bilateral diode is arranged in the circuits for triggering, and bilateral diode is connected in series with a diode.
4, high-frequency and high-voltage arc initiation device according to claim 3 is characterized in that: bilateral diode is connected with charging capacitor in the charging circuit, and charging capacitor is connected to one group of charging resistor of serial connection mutually.
5, high-frequency and high-voltage arc initiation device according to claim 1 and 2 is characterized in that: charging circuit is connected with the alternating current 220V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520073674 CN2806025Y (en) | 2005-07-15 | 2005-07-15 | High-frequency high-voltage arc striking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520073674 CN2806025Y (en) | 2005-07-15 | 2005-07-15 | High-frequency high-voltage arc striking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2806025Y true CN2806025Y (en) | 2006-08-16 |
Family
ID=36920328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520073674 Expired - Fee Related CN2806025Y (en) | 2005-07-15 | 2005-07-15 | High-frequency high-voltage arc striking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2806025Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218579A (en) * | 2011-06-17 | 2011-10-19 | 上海威特力焊接设备制造股份有限公司 | Environment-friendly high-frequency arc ignition generator |
| CN106216810A (en) * | 2016-08-09 | 2016-12-14 | 上海广为焊接设备有限公司 | The high-voltage arc ignition circuit of Width funtion input argon arc welding machine |
| CN110494248A (en) * | 2017-04-21 | 2019-11-22 | 株式会社达谊恒 | Welding supply |
-
2005
- 2005-07-15 CN CN 200520073674 patent/CN2806025Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102218579A (en) * | 2011-06-17 | 2011-10-19 | 上海威特力焊接设备制造股份有限公司 | Environment-friendly high-frequency arc ignition generator |
| CN106216810A (en) * | 2016-08-09 | 2016-12-14 | 上海广为焊接设备有限公司 | The high-voltage arc ignition circuit of Width funtion input argon arc welding machine |
| CN106216810B (en) * | 2016-08-09 | 2018-07-20 | 上海广为焊接设备有限公司 | Width funtion inputs the high-voltage arc ignition circuit of argon arc welding machine |
| CN110494248A (en) * | 2017-04-21 | 2019-11-22 | 株式会社达谊恒 | Welding supply |
| CN110494248B (en) * | 2017-04-21 | 2021-04-20 | 株式会社达谊恒 | Welding power supply device |
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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 |