CN206356705U - A kind of high-frequency and high-voltage arc ignition circuit - Google Patents
A kind of high-frequency and high-voltage arc ignition circuit Download PDFInfo
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- CN206356705U CN206356705U CN201621465822.8U CN201621465822U CN206356705U CN 206356705 U CN206356705 U CN 206356705U CN 201621465822 U CN201621465822 U CN 201621465822U CN 206356705 U CN206356705 U CN 206356705U
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- 239000007858 starting material Substances 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
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Abstract
The utility model discloses a kind of high-frequency and high-voltage arc ignition circuit, it is related to arc ignition circuit technical field.Main transformer secondary side two ends are in series with the 5th diode, 6th diode, the series circuit of the first shunt capacitance and the second shunt capacitance is connected between the negative pole end of 5th diode and the neutral point of main transformer respectively, and the series circuit of the 11st diode connect and the 11st resistance and the 11st electric capacity composition, piezo-resistance, 9th resistance, tenth electric capacity, the positive terminal of 5th diode is sequentially connected switch, second electric capacity tremendously high frequency step-up transformer primary side Same Name of Ends, the Same Name of Ends of high-frequency step-up transformer secondary side, non-same polarity connects the first electric capacity respectively, the primary side of second resistance tremendously high frequency coupling transformer, the non-same polarity of high-frequency step-up transformer secondary side is also sequentially connected second resistance, hf arc starter is to Same Name of Ends.The utility model starting the arc success rate is high, and strong antijamming capability, fault rate is low, reliable and stable.
Description
Technical field
The utility model relates to arc ignition circuit technical field, and in particular to a kind of high-frequency and high-voltage arc ignition circuit.
Background technology
All with high-frequency arc ignition circuit on argon arc welding and cutting machine on existing market, but the maximum defect of arc ignition circuit is exactly
Starting the arc success rate is not high, poor anti-interference and fault rate is higher, at the same it is also higher in terms of also attaching keep-alive circuit, cost, commonly use
High-frequency arc ignition circuit as shown in figure 1, by transformer T2, the 5th diode D5, the 6th diode D6, the second inductance L2, second
Ten filter capacitor C20, high pressure coupling transformer T4 constitute the output par, c of inverter frequency changer circuit；Arc ignition portion power supply by
220V power supplys are directly inputted by switching SW1 to high-frequency step-up transformer T1, the 8th diode D8, the 9th diode D9, resistance
RT3 provides keep-alive voltage；High-tension circuit is by the 3rd inductance L3, the 13rd resistance R13 and the 11st electric capacity C11- the 14th electric capacity
C14, the 11st diode D11- the 14th diode D14, the 11st resistance R11 and the 15th electric capacity C15, the 16th electric capacity
C16 and electric organ FD constitute charge-discharge circuit, are coupled to through high pressure coupling transformer T4 in main circuit, by welding gun TH to welding
The material WP electric discharge starting the arc.
As can be seen that prior art construction is complicated, power supply is directly by 220V, and volume of transformer is larger, and starting the arc success rate is not
Height, needs the high voltage for providing an arc maintenance to make up again, so cause transformer need to provide one group of arc maintenance around
Group so that transformer it is more powerful, another high pressure winding requires very high in terms of electric insulation, so causing this transformer
Cost it is also very high, high-tension circuit uses the mode of boosting multiplication of voltage again, high to the resistance to pressure request of device, because being power frequency
50Hz voltage carries out multiplication of voltage, and the frequency of oscillation produced with discharge circuit is relatively low, therefore can puncture sometimes not in Igniting pattern
Air and occur can not the starting the arc phenomenon, the device of voltage-multiplying circuit is more, and crash rate is also higher, adds and adds arc maintenance electricity
Road, sometimes because the voltage of high-tension circuit is higher, the absorption of output and the filter capacitor filters of only the second inductance L2 and the 20th again
Ripple electric capacity C20, the voltage of high-pressure section can seal in keep-alive circuit and main circuit to influence the life-span of device, and matter is produced to product
Measure hidden danger.
In order to solve the above problems, a kind of new high-frequency and high-voltage arc ignition circuit is designed or necessary.
Utility model content
In view of the shortcomings of the prior art, the utility model purpose is to be to provide a kind of high-frequency and high-voltage striking electricity
Road, simple in construction, reasonable in design, starting the arc success rate is high, and strong antijamming capability, fault rate is low, reliable and stable, practical, easily
In promoting the use of.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of high-frequency and high-voltage draws
Arc circuit, including high-frequency step-up transformer, main transformer, high-frequency coupling transformer, switch, hf arc starter, the first electric capacity,
Two electric capacity, the 5th electric capacity, the 6th electric capacity, the tenth electric capacity, the 11st electric capacity, the first shunt capacitance, the second shunt capacitance, the first electricity
Resistance, second resistance, the 5th resistance, the 6th resistance, the 9th resistance, the 11st resistance, piezo-resistance, the 5th diode, the six or two
Pole pipe, the 11st diode；The primary side access 310V alternating currents of main transformer, the secondary side two of main transformer is terminated with the 5th
The series circuit of diode, the 6th diode, the 5th diode two ends and the series circuit for being connected to the 5th resistance and the 5th electric capacity,
6th diode two ends and the series circuit for being connected to the 6th resistance and the 6th electric capacity, the negative pole end and main transformer of the 5th diode
Neutral point between be connected to the series circuit of the first shunt capacitance and the second shunt capacitance respectively and the 11st diode that connects and
Series circuit, piezo-resistance, the 9th resistance, the tenth electric capacity of 11st resistance and the 11st electric capacity composition, the 5th diode
Positive terminal is sequentially connected switch, the Same Name of Ends of the second electric capacity tremendously high frequency step-up transformer primary side, and high-frequency step-up transformer is once
The non-same polarity of side connects first resistor to the neutral point of main transformer, the Same Name of Ends of high-frequency step-up transformer secondary side, non-same
Name end connects the first electric capacity, the primary side of second resistance tremendously high frequency coupling transformer respectively, high-frequency step-up transformer secondary side
Non-same polarity is also sequentially connected second resistance, hf arc starter to Same Name of Ends, the secondary side connection the tenth of high-frequency coupling transformer
Electric capacity is to voltage output end.
The beneficial effects of the utility model：(1) starting the arc success rate is high；
(2) strong antijamming capability；
(3) fault rate is low；
(4) circuit connection is easily understood, and convenient production, component is few, reduces cost, improves production efficiency；
(5) it is simple in construction, it is not take up space, it is adaptable to which numerous types, applicability is wider.
Brief description of the drawings
Describe the utility model in detail with reference to the accompanying drawings and detailed description；
Fig. 1 is the circuit diagram of the utility model background technology；
Fig. 2 is circuit diagram of the present utility model.
Embodiment
To be easy to understand technological means, creation characteristic, reached purpose and effect of the utility model realization, below
With reference to embodiment, the utility model is expanded on further.
Reference picture 1-2, present embodiment uses following technical scheme：A kind of high-frequency and high-voltage arc ignition circuit, including height
Frequency step-up transformer T1, main transformer T3, high-frequency coupling transformer T4, switch SW1, hf arc starter FDQ, the first electric capacity C1,
Second electric capacity C2, the 5th electric capacity C5, the 6th electric capacity C6, the tenth electric capacity C10, the 11st electric capacity C11, the first shunt capacitance CY1,
Two shunt capacitance CY2, first resistor R1, second resistance R2, the 5th resistance R5, the 6th resistance R6, the 9th resistance R9, the 11st electricity
Hinder R11, piezo-resistance YR10, the 5th diode D5, the 6th diode D6, the 11st diode D11；Main transformer T3 is once
Side joint enters 310V alternating currents, and main transformer T3 secondary side two is terminated with the 5th diode D5, the 6th diode D6 series electrical
Road, the 5th diode D5 two ends and the series circuit for being connected to the 5th resistance R5 and the 5th electric capacity C5, the 6th diode D6 two ends are simultaneously
It is connected to the 6th resistance R6 and the 6th electric capacity C6 series circuit, the 5th diode D5 negative pole end and main transformer T3 neutral point
Between the 11st diode D11 that is connected to the first shunt capacitance CY1 and the second shunt capacitance CY2 series circuit respectively and connects
Series circuit, piezo-resistance YR10, the 9th resistance R9, the tenth electric capacity constituted with the 11st resistance R11 and the 11st electric capacity C11
C10, the 5th diode D5 positive terminal are sequentially connected switch SW1, the second electric capacity C2 tremendously high frequency step-up transformer T1 primary side
Same Name of Ends, the non-same polarity of high-frequency step-up transformer T1 primary sides connects first resistor R1 to main transformer T3 neutral point, high
Same Name of Ends, the non-same polarity of frequency step-up transformer T1 secondary sides connect the first electric capacity C1, the coupling of second resistance R2 tremendously high frequencies respectively
Transformer T4 primary side, the non-same polarity of high-frequency step-up transformer T1 secondary sides is also sequentially connected second resistance R2, high frequency and drawn
Arc device FDQ is to Same Name of Ends, and high-frequency coupling transformer T4 secondary side connects the tenth electric capacity C10 to voltage output end.
Traditional high-frequency arc ignition circuit has been carried out comprehensive design by present embodiment, is changed original design and is thought
Road and principle, by various experiment tests and theory analysis, high-voltage arc ignition circuit input voltage uses the main transformer pressure in main circuit
Device T3 secondary one of which winding powers, take one of winding to reduce the damage and interference of whole circuit, by opening
Close SW1, through the second electric capacity C2 and first resistor resistance R1 current limlitings, to high-frequency step-up transformer T1, then through second resistance R2 current limlitings
And first electric capacity C1 discharge and recharges and hf arc starter FDQ, high-frequency and high-voltage coupling transformer T4 be coupled to output circuit, high-frequency and high-voltage
By welding gun TH to the welding material WP electric discharge starting the arc, loop is constituted through the tenth electric capacity C10 electric discharges and the 9th resistance R9, high frequency is realized
The high pressure starting the arc, it is contemplated that influence of the high frequency to main circuit, piezo-resistance YR10 is added in the structure of available circuit and was carried out
Pressure protection, and the 11st resistance R11, the 11st electric capacity C11, the 11st diode D11 enter the absorption and protection of horizontal high voltage spike,
9th resistance R9, the 11st resistance R11, the 11st electric capacity C11, the 11st diode D11, the reasonable of piezo-resistance YR10 take
Value, can prevent influence of the high-frequency high-voltage signal to main circuit, improve the stability of power supply, the first shunt capacitance CY1, by second
Road electric capacity CY2 then further increases the effect of absorption and prevents the signal of high frequency to the interference of control system.
The starting the arc mode of present embodiment, as emphasis, solves power frequency 220V/50Hz voltages using high-frequency signal
After input, the low success rate of problem of the starting the arc, in actual techniques test, the high-frequency and high-voltage that high-frequency signal is produced more collects
In, the frequency of the starting the arc is 800 times of power frequency, and reaction speed is very fast, so as to greatly enhance the success rate of the starting the arc, is had
There is wide market application foreground.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (1)
1. a kind of high-frequency and high-voltage arc ignition circuit, it is characterised in that including high-frequency step-up transformer (T1), main transformer (T3), height
Frequency coupling transformer (T4), switch (SW1), hf arc starter (FDQ), the first electric capacity (C1), the second electric capacity (C2), the 5th electric capacity
(C5), the 6th electric capacity (C6), the tenth electric capacity (C10), the 11st electric capacity (C11), the first shunt capacitance (CY1), the second bypass electricity
Hold (CY2), first resistor (R1), second resistance (R2), the 5th resistance (R5), the 6th resistance (R6), the 9th resistance (R9), the tenth
One resistance (R11), piezo-resistance (YR10), the 5th diode (D5), the 6th diode (D6), the 11st diode (D11)；
The primary side access 310V alternating currents of main transformer (T3), the secondary side two of main transformer (T3) is terminated with the 5th diode
(D5), the series circuit of the 6th diode (D6), the 5th diode (D5) two ends are simultaneously connected to the 5th resistance (R5) and the 5th electric capacity
(C5) series circuit, the 6th diode (D6) two ends and the series circuit for being connected to the 6th resistance (R6) and the 6th electric capacity (C6),
The first shunt capacitance (CY1) and the is connected between the negative pole end of 5th diode (D5) and the neutral point of main transformer (T3) respectively
The series circuit of two shunt capacitances (CY2) and the 11st diode (D11) connect and the 11st resistance (R11) and the 11st electricity
Hold series circuit, piezo-resistance (YR10), the 9th resistance (R9), the tenth electric capacity (C10) of (C11) composition；
The positive terminal of 5th diode (D5) is sequentially connected switch (SW1), the second electric capacity (C2) tremendously high frequency step-up transformer (T1)
The Same Name of Ends of primary side, the non-same polarity of high-frequency step-up transformer (T1) primary side connects first resistor (R1) to main transformer
(T3) neutral point, the Same Name of Ends, non-same polarity of high-frequency step-up transformer (T1) secondary side connect the first electric capacity (C1), respectively
The primary side of two resistance (R2) tremendously high frequency coupling transformer (T4), the non-same polarity of high-frequency step-up transformer (T1) secondary side also according to
Secondary connection second resistance (R2), hf arc starter (FDQ) to Same Name of Ends, the secondary side connection the tenth of high-frequency coupling transformer (T4)
Electric capacity (C10) is to voltage output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621465822.8U CN206356705U (en) | 2016-12-29 | 2016-12-29 | A kind of high-frequency and high-voltage arc ignition circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621465822.8U CN206356705U (en) | 2016-12-29 | 2016-12-29 | A kind of high-frequency and high-voltage arc ignition circuit |
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| Publication Number | Publication Date |
|---|---|
| CN206356705U true CN206356705U (en) | 2017-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621465822.8U Expired - Fee Related CN206356705U (en) | 2016-12-29 | 2016-12-29 | A kind of high-frequency and high-voltage arc ignition circuit |
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| CN (1) | CN206356705U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513934A (en) * | 2016-12-29 | 2017-03-22 | 浙江联洋机电科技有限公司 | High-frequency high-voltage arc ignition circuit |
| CN107947601A (en) * | 2017-12-11 | 2018-04-20 | 湖南工程学院 | A kind of novel high-frequency high-voltage arc strike device |
| CN108340048A (en) * | 2017-12-29 | 2018-07-31 | 上海广为焊接设备有限公司 | Contactless arc ignition circuit for argon arc welding machine |
| CN109139402A (en) * | 2018-08-30 | 2019-01-04 | 北京精密机电控制设备研究所 | A kind of combined type firing circuit |
-
2016
- 2016-12-29 CN CN201621465822.8U patent/CN206356705U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513934A (en) * | 2016-12-29 | 2017-03-22 | 浙江联洋机电科技有限公司 | High-frequency high-voltage arc ignition circuit |
| CN107947601A (en) * | 2017-12-11 | 2018-04-20 | 湖南工程学院 | A kind of novel high-frequency high-voltage arc strike device |
| CN107947601B (en) * | 2017-12-11 | 2021-03-26 | 湖南工程学院 | High-frequency high-voltage arc striking device |
| CN108340048A (en) * | 2017-12-29 | 2018-07-31 | 上海广为焊接设备有限公司 | Contactless arc ignition circuit for argon arc welding machine |
| CN108340048B (en) * | 2017-12-29 | 2019-09-27 | 上海广为焊接设备有限公司 | Contactless arc ignition circuit for argon arc welding machine |
| CN109139402A (en) * | 2018-08-30 | 2019-01-04 | 北京精密机电控制设备研究所 | A kind of combined type firing circuit |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 528437 room 203-210, floor 1 and floor 3, building B, No. 38, Yanjiang East Fourth Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: Guangdong Lianyang Technology Co.,Ltd. Address before: West Street Wenling city Taizhou City, Zhejiang province 317500 Wu Ao Cun (Wenling Wanshun electromechanical manufacturing limited company) Patentee before: ZHEJIANG LEYON ELECTRICAL AND MECHANICAL TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170728 |
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| CF01 | Termination of patent right due to non-payment of annual fee |