CN204893158U - Synchronous 50Hz high -voltage pulse arc initiation device of commercial power - Google Patents
Synchronous 50Hz high -voltage pulse arc initiation device of commercial power Download PDFInfo
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- CN204893158U CN204893158U CN201520536194.7U CN201520536194U CN204893158U CN 204893158 U CN204893158 U CN 204893158U CN 201520536194 U CN201520536194 U CN 201520536194U CN 204893158 U CN204893158 U CN 204893158U
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Abstract
(B, ) the utility model relates to an arc welding cutting field, synchronous (b) (b) 50HZ (b) (b) the high -voltage pulse arc initiation device of in particular to commercial power. The utility model discloses a synchronous (b) (b) 50HZ (b) (b) the high -voltage pulse arc initiation device of commercial power, including the high -frequency generator, auxiliary relay, the anti -resonance circuit that connect gradually, rectifying and wave -filtering unit, ceramic discharger and step up transformer step up, the rectifying and wave -filtering unit that steps up is including the diode voltage -doubling circuit, rectifier circuit, the filter circuit that connect gradually. In the carrier roller device, the rectifying and wave -filtering unit that steps up (b) (b) 220V (b) (b) alternating voltage of commercial power to (b) (b) 1000V (b) (b) alternating voltage, become the direct current to this alternating current rectification again, carry out filtering to it again, then, this direct current voltage input to ceramic discharger, produce (b) (b) 50HZ (b) (b) pulse current, step up to high pressure more than (b) (b) 10000V (b) (b) by step up transformer again, thereby make the high -frequency discharge ware be in the elementary of step up transformer, still produce high pressure more than (b) (b) 10000V (b) (b), it uses to supply with the electric arc welding machine. (B, )
Description
Technical field
the utility model relates to arc welding cutting field, particularly civil power synchronous 50Hz high-voltage pulse thread-leading arc device.
Background technology
at welding machine profession, argon arc welding machine accounts for quite heavy ratio, in the conventional highfrequency high voltage arc generating device in argon arc welding machine, has two kinds of striking modes: one is the contact starting the arc, and one is the noncontact starting the arc; The former striking current is more much bigger than the latter, and during striking, the interference of butt welding machine is less; But the latter has forming, not tungsten inclusion, facilitates the advantages such as automatic welding, and is used widely, and in some occasion, can only require to use noncontact striking.As the mirror lens on tank, the welding of the accurate devices such as rocket engine, because workpiece is very thin, usual thickness is 0.1 ~ 0.5mm, if allow tungsten electrode and absorption surface, can cause the burn of thin workpiece, the defects such as tungsten electrode scaling loss and weld seam tungsten inclusion.
noncontact Igniting unit mainly adopts high-frequency and high-voltage circuit for generating to realize, because frequency high voltage is high, so butt welding machine equipment, power supply all exist very large interference at present; Due to the existence of high pressure, the shortcomings such as must select high pressure resistant device, cost is higher, and service life is short.High frequency produces and is produced by electric discharge mouth, is high voltagehigh frequency source, and conduction, radiation interference is serious.
patent name is the Chinese utility model patent of a kind of electric welder arc striking device (publication number is CN201380355U), disclose a kind of electric welder arc striking device, it comprises tungsten electrode, high frequency transformer, coupling transformer, power transformer, switching tube and spark plug, described arc initiation device adopts the high-voltage pulse starting the arc mode starting the arc of non-contact type, described high-voltage pulse starting the arc mode is realized by high-voltage pulse arc striking circuit, voltage in described high-voltage pulse arc striking circuit is through one group of secondary voltage rectification of power transformer, high frequency transformer is inputted after switching tube conversion, the height adjustment of arcing voltage is realized by the size of gaps adjusting spark plug.This arc initiation device applied by electric welding machine, although forming, not tungsten inclusion, facilitate automatic welding, must select the high voltage bearing prototype part of more than one piece, cost is higher, and due to the existence of high pressure, makes service life shorter.
Summary of the invention
in order to overcome deficiency described above, as long as the purpose of this utility model is to provide a kind of high pressure resistant device one, elementary at stepup transformer of high-frequency discharge, secondary at stepup transformer of high-frequency impulse source, decreases the civil power synchronous 50Hz high-voltage pulse thread-leading arc device of high-frequency high-voltage source.
the technical scheme in the invention for solving the technical problem is:
civil power synchronous 50Hz high-voltage pulse thread-leading arc device, be connected with argon arc welding machine governor circuit, described argon arc welding machine governor circuit is connected with the output negative pole of argon arc welding machine, wherein, comprise connect successively radio-frequency generator, auxiliary reclay, the antiresonant circuit for erasure signal interference, the boosting rectification filtering unit for generation of more than 1000V DC voltage, the ceramic discharger for generation of 50Hz pulse current and the step-up transformer for generation of more than 10000V high pressure; Described argon arc welding machine governor circuit is connected with described auxiliary reclay, and described step-up transformer is connected with the output negative pole of argon arc welding machine.
improve as one of the present utility model, described boosting rectification filtering unit comprise connect successively for carry out boosting diode voltage-multiplying circuit, for carry out rectification rectification circuit, for carrying out the filter circuit of filtering.
as further improvement of the utility model, described diode voltage-multiplying circuit comprises diode D2, diode D3, diode D4, diode D5, diode D6, electric capacity C2, electric capacity C3, resistance R4, resistance R5, the negative pole of diode D2 respectively with one end of electric capacity C3, one end of resistance R4 connects, the negative pole of diode D2 is connected with the positive pole of diode D3, the negative pole of diode D3 respectively with the other end of electric capacity C3, the other end of resistance R4 connects, the positive pole of diode D3 also respectively with one end of electric capacity C2, one end of resistance R5, the positive pole of diode D4 connects, the negative pole of diode D3 also respectively with the negative pole of diode D4, the positive pole of diode D5 connects, the negative pole of diode D5 respectively with the other end of electric capacity C2, the other end of resistance R5, the negative pole of diode D6 connects, the positive pole of diode D5 is also connected with the positive pole of diode D6.
further improve as of the present utility model, described rectification circuit comprises diode D1 and the resistance R2 of series connection.
further improve as of the present utility model, described filter circuit comprises electric capacity C4, electric capacity C5 in parallel and resistance R6.
further improve as of the present utility model, described antiresonant circuit comprises resistance R1, resistance R3 and electric capacity C1; Resistance R1 connects with resistance R3 in parallel and electric capacity C1.
further improve as of the present utility model, described ceramic discharger is the inert gas ceramic discharger of low pressure discharge 1000V.
further improve as of the present utility model, described inert gas ceramic discharger is neon ceramic discharger.
further improve as of the present utility model, the turn ratio of described step-up transformer is 1:13.
in the utility model, argon arc welding machine governor circuit generation driving voltage, make auxiliary reclay adhesive, radio-frequency generator input 220V is accessed, then the rectification filtering unit that boosts carries out the 220V alternating voltage of civil power to boost to 1000V alternating voltage, again this AC rectification is become direct current, and then filtering is carried out to it, then this DC voltage is inputed to ceramic discharger, produce 50Hz pulse current, undertaken boosting to more than 10000V high pressure by step-up transformer again, thus make high-frequency discharge device be in the elementary of step-up transformer, also produce more than 10000V high pressure, supply arc welder uses.The utility model abandons the thinking of traditional high-frequency arc strike, have employed the 50Hz high-tension pulse synchronous with civil power to bring and realize noncontact striking, high-frequency discharge device is made to be in the elementary of step-up transformer, reduce the interference on arc welder and impact, and then it is more to make the device of arc welder select, reduce production cost.
Accompanying drawing explanation
for ease of illustrating, the utility model is described in detail by following preferred embodiment and accompanying drawing.
fig. 1 is connection block diagram of the present utility model;
fig. 2 is electrical block diagram of the present utility model;
fig. 3 is electrical block diagram conventional in prior art;
fig. 4 is the circuit connection diagram that the utility model is applied on argon arc welding machine;
reference numeral: 1-high-voltage pulse thread-leading arc device, 11-radio-frequency generator, 12-auxiliary reclay, 13-antiresonant circuit, 14-boosts rectification filtering unit, 15-ceramic discharger, 16-step-up transformer.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
as shown in Figure 1, Figure 2, Figure 3 and Figure 4, civil power of the present utility model synchronous 50Hz high-voltage pulse thread-leading arc device, be connected with argon arc welding machine governor circuit, argon arc welding machine governor circuit is connected with the output negative pole of argon arc welding machine.
civil power of the present utility model synchronous 50Hz high-voltage pulse thread-leading arc device comprise connect successively radio-frequency generator 11, auxiliary reclay 12, the antiresonant circuit 13 for erasure signal interference, the boosting rectification filtering unit 14 for generation of more than 1000V DC voltage, the ceramic discharger 15 for generation of 50Hz pulse current and the step-up transformer 16 for generation of more than 10000V high pressure; Argon arc welding machine governor circuit is connected with auxiliary reclay 12, and step-up transformer 16 is connected with the output negative pole of argon arc welding machine.
in the utility model, there is 24V driving voltage in argon arc welding machine governor circuit, make auxiliary reclay 12 adhesive, radio-frequency generator 11 input 220V is accessed, then the rectification filtering unit 14 that boosts carries out the 220V alternating voltage of civil power to boost to 1000V alternating voltage, again this AC rectification is become direct current, and then filtering is carried out to it, then this DC voltage is inputed to ceramic discharger 15, produce 50Hz pulse current, then undertaken boosting to the use of more than 10000V high voltage supply arc welder by step-up transformer 16.
in the utility model, boosting rectification filtering unit 14 comprise connect successively for carry out boosting diode voltage-multiplying circuit, for carry out rectification rectification circuit, for carrying out the filter circuit of filtering.Diode voltage-multiplying circuit carries out the 220V alternating voltage of civil power to boost to 1000V alternating voltage, rectification circuit becomes direct current this AC rectification, filter circuit carries out filtering to it again, then this DC voltage is inputed to ceramic discharger, produce 50Hz pulse current, then undertaken boosting to more than 10000V high pressure by step-up transformer.
the utility model provides a kind of embodiment of diode voltage-multiplying circuit, this diode voltage-multiplying circuit is five multiplication of voltage diode voltage-multiplying circuit modes, and diode voltage-multiplying circuit comprises diode D2, diode D3, diode D4, diode D5, diode D6, electric capacity C2, electric capacity C3, resistance R4, resistance R5, the negative pole of diode D2 respectively with one end of electric capacity C3, one end of resistance R4 connects, the negative pole of diode D2 is connected with the positive pole of diode D3, the negative pole of diode D3 respectively with the other end of electric capacity C3, the other end of resistance R4 connects, the positive pole of diode D3 also respectively with one end of electric capacity C2, one end of resistance R5, the positive pole of diode D4 connects, the negative pole of diode D3 also respectively with the negative pole of diode D4, the positive pole of diode D5 connects, the negative pole of diode D5 respectively with the other end of electric capacity C2, the other end of resistance R5, the negative pole of diode D6 connects, the positive pole of diode D5 is also connected with the positive pole of diode D6, this diode voltage-multiplying circuit can make alternating voltage 220V, carries out five voltage-doubling boost, produces 1100V voltage.
there is provided a kind of embodiment of rectification circuit in the utility model, this rectification circuit comprises series diode D1 and resistance R2, and the AC rectification that diode voltage-multiplying circuit produces is become direct current.
there is provided a kind of embodiment of filter circuit in the utility model, this filter circuit comprises electric capacity C4, electric capacity C5 in parallel and resistance R6, carries out filtering to the direct current that rectification circuit produces.
there is provided a kind of embodiment of antiresonant circuit in the utility model, antiresonant circuit 13 comprises resistance R1, resistance R3 and electric capacity C1; Resistance R1 connects with resistance R3 in parallel and electric capacity C1, thus the interference to erasure signal, harmonic wave.
in the utility model, in order to produce 50Hz pulse voltage better, ceramic discharger is the inert gas ceramic discharger of low pressure discharge 1000V, this is also a unique high pressure resistant device in the utility model, safe and reliable, further, this inert gas ceramic discharger can be neon ceramic discharger.
in order to make the pulse pressure voltage of generation higher than 10000V high pressure, the utility model provides a kind of embodiment of step-up transformer, and the turn ratio of step-up transformer is 1:13, and this step-up transformer rises to 13000V high pressure 1000V voltage, and supply electric welding machine uses.
as shown in Figure 3, the utility model is applied to argon arc welding machine high-frequency arc strike to control, high-frequency signal passes through striking coil T1 primary series on the output negative pole of electric welding machine, high frequency control end sends 24V driving voltage by argon arc welding machine governor circuit, radio-frequency generator input 220V accesses by auxiliary reclay RELY1 adhesive, produce synchronous 50Hz high-voltage pulse signal, be applied to the output of electric welding machine.
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 domain of the present utility model.
Claims (9)
1.
civil power synchronous 50Hz high-voltage pulse thread-leading arc device, be connected with argon arc welding machine governor circuit, described argon arc welding machine governor circuit is connected with the output negative pole of argon arc welding machine, it is characterized in that, comprise connect successively radio-frequency generator, auxiliary reclay, the antiresonant circuit for erasure signal interference, the boosting rectification filtering unit for generation of more than 1000V DC voltage, the ceramic discharger for generation of 50Hz pulse current and the step-up transformer for generation of more than 10000V high pressure; Described argon arc welding machine governor circuit is connected with described auxiliary reclay, and described step-up transformer is connected with the output negative pole of argon arc welding machine.
2.
civil power according to claim 1 synchronous 50Hz high-voltage pulse thread-leading arc device, it is characterized in that, described boosting rectification filtering unit comprise connect successively for carry out boosting diode voltage-multiplying circuit, for carry out rectification rectification circuit, for carrying out the filter circuit of filtering.
3.
civil power according to claim 2 synchronous 50Hz high-voltage pulse thread-leading arc device, it is characterized in that, described diode voltage-multiplying circuit comprises diode D2, diode D3, diode D4, diode D5, diode D6, electric capacity C2, electric capacity C3, resistance R4, resistance R5, the negative pole of diode D2 respectively with one end of electric capacity C3, one end of resistance R4 connects, the negative pole of diode D2 is connected with the positive pole of diode D3, the negative pole of diode D3 respectively with the other end of electric capacity C3, the other end of resistance R4 connects, the positive pole of diode D3 also respectively with one end of electric capacity C2, one end of resistance R5, the positive pole of diode D4 connects, the negative pole of diode D3 also respectively with the negative pole of diode D4, the positive pole of diode D5 connects, the negative pole of diode D5 respectively with the other end of electric capacity C2, the other end of resistance R5, the negative pole of diode D6 connects, the positive pole of diode D5 is also connected with the positive pole of diode D6.
4.
civil power according to claim 2 synchronous 50Hz high-voltage pulse thread-leading arc device, is characterized in that, described rectification circuit comprises diode D1 and the resistance R2 of series connection.
5.
civil power according to claim 2 synchronous 50Hz high-voltage pulse thread-leading arc device, is characterized in that, described filter circuit comprises electric capacity C4, electric capacity C5 in parallel and resistance R6.
6.
civil power according to claim 1 synchronous 50Hz high-voltage pulse thread-leading arc device, is characterized in that, described antiresonant circuit comprises resistance R1, resistance R3 and electric capacity C1; Resistance R1 connects with resistance R3 in parallel and electric capacity C1.
7.
civil power according to claim 1 synchronous 50Hz high-voltage pulse thread-leading arc device, is characterized in that, described ceramic discharger is the inert gas ceramic discharger of low pressure discharge 1000V.
8.
civil power according to claim 7 synchronous 50Hz high-voltage pulse thread-leading arc device, is characterized in that, described inert gas ceramic discharger is neon ceramic discharger.
9.
civil power according to claim 1 synchronous 50Hz high-voltage pulse thread-leading arc device, is characterized in that, the turn ratio of described step-up transformer is 1:13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520536194.7U CN204893158U (en) | 2015-07-23 | 2015-07-23 | Synchronous 50Hz high -voltage pulse arc initiation device of commercial power |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520536194.7U CN204893158U (en) | 2015-07-23 | 2015-07-23 | Synchronous 50Hz high -voltage pulse arc initiation device of commercial power |
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| CN204893158U true CN204893158U (en) | 2015-12-23 |
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| CN201520536194.7U Expired - Fee Related CN204893158U (en) | 2015-07-23 | 2015-07-23 | Synchronous 50Hz high -voltage pulse arc initiation device of commercial power |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942403A (en) * | 2015-07-23 | 2015-09-30 | 深圳华意隆电气股份有限公司 | Commercial power synchronous 50HZ high-voltage pulse arc starter |
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2015
- 2015-07-23 CN CN201520536194.7U patent/CN204893158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942403A (en) * | 2015-07-23 | 2015-09-30 | 深圳华意隆电气股份有限公司 | Commercial power synchronous 50HZ high-voltage pulse arc starter |
| CN104942403B (en) * | 2015-07-23 | 2016-09-28 | 深圳华意隆电气股份有限公司 | Civil power synchronizes 50Hz high-voltage pulse thread-leading arc device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20190723 |