CN207139073U - IGBT contravariant DC arc welders - Google Patents
IGBT contravariant DC arc welders Download PDFInfo
- Publication number
- CN207139073U CN207139073U CN201720754934.3U CN201720754934U CN207139073U CN 207139073 U CN207139073 U CN 207139073U CN 201720754934 U CN201720754934 U CN 201720754934U CN 207139073 U CN207139073 U CN 207139073U
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- radiator
- igbt
- fast
- plate
- contravariants
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Abstract
The utility model provides a kind of IGBT contravariants DC arc welder, including master control borad, recover plate, driving plate, heating element and radiator soon, wherein, the master control borad and the driving plate are arranged on above the radiator, the fast plate that recovers is arranged on below the radiator, and the heating element is arranged on the master control borad.Utility model provided by the utility model, master control borad and driving plate are arranged on above radiator, the fast plate that recovers is arranged on below radiator, and because heating element is arranged on master control borad, hence in so that the ventilation effect of complete machine significantly improves, heater members are arranged on air channel, not only can be very good to radiate but also can reduce simultaneously the area of radiator.
Description
Technical field
It the utility model is related to arc-welding machine technical field, more particularly to a kind of IGBT contravariants DC arc welder.
Background technology
Existing in the market height accounts for the welding machine major part internal structure of load rate using veneer pattern, unreasonable, control circuit of divulging information
Complexity, component used is more, poor reliability, and test is complicated, is unfavorable for repairing, low production efficiency, and cost is high.
Utility model content
The utility model provides a kind of IGBT contravariants DC arc welder, to solve DC arc welder of the prior art
Unreasonable structure, the not strong technical problem of ventilation and heat function.
The utility model provides a kind of IGBT contravariants DC arc welder, including master control borad, recovers plate, driving plate, hair soon
Hot component and radiator, wherein, the master control borad and the driving plate are arranged on above the radiator, the fast recovery plate
It is arranged on below the radiator, the heating element is arranged on the master control borad.
Further, the radiator includes IGBT radiators and fast recovery tube radiator, the IGBT radiators and institute
State the fast tube radiator that recovers and distinguish arranged in series, to form air channel.
Further, the radiator also includes radiator bearer, and the radiator bearer is used to radiate the IGBT
Device is fixed with the fast tube radiator that recovers.
Further, the heating element is IGBT components.
Further, in addition to output copper bar and quick socket, it is described it is fast recover plate by the output copper bar with it is described
Quick socket docks, to be exported by the quick socket.
Further, in addition to main transformer and fast recovery pipe, the main transformer and the fast pipe that recovers are arranged on institute
State fast recover on plate.
Further, in addition to electrolytic capacitor filter and rectifier bridge radiator, the electrolytic capacitor filter and the rectification
Bridge radiator is arranged on the capacitor board.
Utility model provided by the invention, master control borad and driving plate are arranged on above radiator, plate setting will be recovered soon
Below radiator, and because heating element is arranged on master control borad, hence in so that the ventilation effect of complete machine significantly improves,
Heater members are arranged on air channel, not only can be very good to radiate but also can reduce simultaneously the area of radiator.
Brief description of the drawings
The utility model will be hereinafter described in more detail based on embodiment and refer to the attached drawing.Wherein
Fig. 1 is the structural representation for the IGBT contravariant DC arc welders that the utility model embodiment provides.
Fig. 2 is the structural representation for the master control borad that the utility model embodiment provides.
Reference:
1. handle;2. shell;3. potentiometer;4. indicator lamp holder;5. digital display meter;6. front panel pad pasting;7. quick socket;8.
Front panel;9. export copper bar;10. recover plate soon;11. insulating barrier;12. epoxy pillar;13. fast recover pipe;14. fast recover pipe
Radiator;15. recover pipe briquetting soon;16. radiator bearer;17.IGBT radiators;18.IGBT briquettings;19.IGBT;20. master
Control plate;21. driving plate;22. drive epoxy dividing plate;23. insulating barrier;24. bottom plate;25. capacitor board;26. insulating barrier;27.
Rectifier bridge radiator;28. blower fan guard;29. cooling blower;30. ship type switchs;31. crossbeam.
In the accompanying drawings, identical part uses identical reference.Accompanying drawing is not drawn according to the ratio of reality.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment one
Fig. 1 is the structural representation for the IGBT contravariant DC arc welders that the utility model embodiment provides;Such as Fig. 1 institutes
Showing, the present embodiment provides a kind of IGBT contravariants DC arc welder, including:Master control borad 20, fast recovery plate 10, driving plate 21, hair
Hot component 19 and radiator, wherein, the master control borad 20 and the driving plate 21 are arranged on above the radiator, described fast
Recover plate 10 to be arranged on below the radiator, the heating element 19 is arranged on the master control borad 20.
In the present embodiment, master control borad 20 and driving plate 21 are arranged on above radiator, the fast plate 10 that recovers is arranged on
Below radiator, and because heating element 19 is arranged on master control borad 20, hence in so that the ventilation effect of complete machine substantially carries
Height, heater members are arranged on air channel, not only can be very good to radiate but also can reduce simultaneously the area of radiator.
Further, the radiator includes IGBT radiators 17 and quickly recovers tube radiator 14, the IGBT radiatings
Device 17 distinguishes arranged in series with the fast tube radiator 14 that recovers, to form air channel.
Further, the radiator also includes radiator bearer 16, and the radiator bearer 16 is used for the IGBT
Radiator 17 is fixed with the fast tube radiator 14 that recovers.
Further, the heating element 19 is IGBT components.
Further, above-mentioned DC arc welder also includes output copper bar 9 and quick socket 7, and the fast plate 10 that recovers passes through
The output copper bar 9 docks with the quick socket 7, to be exported by the quick socket 7.
Further, above-mentioned DC arc welder also include main transformer and it is fast recover pipe 13, the main transformer and described
The fast pipe 13 that recovers is arranged on the fast recovery plate 10.
Further, above-mentioned DC arc welder also includes electrolytic capacitor filter and rectifier bridge radiator 27, the filtered electrical
Solve electric capacity and the rectifier bridge radiator 27 is arranged on the capacitor board.
As shown in figure 1, IGBT contravariants DC arc welder provided by the utility model is mainly made up of four pieces of wiring boards, point
Not Wei master control borad 20, it is fast recover plate 10, capacitor board 25, master control borad 20 and driving plate 21 are arranged on above radiator, recover plate soon
10 are fixed on below radiator and are exported by exporting the docking quick socket 7 of copper bar 9;Capacitor board is arranged on bottom plate 24;Cooling
Blower fan 29, power switch 30 are arranged on above rear board;Electrolytic capacitor filter and rectifier bridge radiator 27 are arranged on capacitor board;
Main transformer and the fast pipe 13 that recovers are arranged on fast recover on plate 10;IGBT19 is arranged on master control borad 20;Then IGBT radiators
17 connect sequence respectively with the fast tube radiator 14 that recovers, and are fixed up with radiator bearer 16, form good air channel;Driving
Plate 21 is arranged on the top of master control borad 20;Heating element 19IGBT, fast recovery pipe 13, main transformer, rectifier bridge, filtering electrolysis electricity
Appearance is all reasonably laid out forms good air channel around air channel.
Said structure is by whole main circuit, control system piecemeal and rational deployment so that structure is more reasonable, component cloth
It is reasonable to put installation, most of materials use plug-in unit device, the achievable automated job of production, be greatly improved production efficiency,
Using the device distributed architecture of uniqueness so that the ventilation effect of complete machine is significantly improved, and heater members are arranged on air channel, both may be used
The area of radiator can be reduced again to radiate well, greatly reduce machine cost, main is whole inversion welding machine
Load factor is high, and service life is grown.
It is illustrated in figure 2 the structural representation of master control borad provided by the utility model.Welding machine obtains work by power switch
Frequency alternating current, direct current is formed by rectifier bridge again by the soft start resistance on capacitor board, is given after filtered capacitor filtering auxiliary
Help power circuit to power so that normal work be respectively drive circuit (15V, GND), control system (24V, 15V, -15V,
GND), blower fan (24V), relay provide stabilized power source, and drive circuit provides the drive signal of adjustable dutycycle for inverter
(OUTA, OUTB), the full-bridge inverter for forming IGBT, is reverse into about 40KHz alternating current, then become through intermediate-frequency transformer
Pressure, through fast extensive pipe rectification;Current transformer is in intermediate-frequency transformer primary side end obtaining current feedback signal, the voltage feedback signal of output
Through resistance RL, R23, diode D1, D2, D3, D4, electric capacity C11 voltage division processings, obtain reliable, burning voltage and feed back signal to control
Circuit processed;So that the whole source of welding current forms closed loop, so as to export controllable, stable dc source for welding.
Panel indicator function:Current-limiting resistance (R19, R20) is respectively that power supply indicator LED1, abnormal indicator lamp LED2 are provided
Reliable voltage is connected to P3 ports.
Welding current is adjusted:Potentiometer is connected to P1 ports through adjustable resistance VR1 and obtains Setting signal " IP ".
Abnormity protection function:Temperature controller is connected to P4, when work action when, signal " OHT1 " is sent to control circuit.
Preset current is shown:Electric current shows that signal carries out voltage division processing through resistance R43, adjustable resistance VR3 and is connected to P9 ports
Preset signal is provided for digital display meter.
IGBT contravariants DC arc welder provided by the utility model has the following advantages:
1st, component is card format installation on wiring board, can carry out mechanical inserts, and can cross wave-soldering, is greatlyd save
Production time, save production cost.
2nd, machine reasonable integral structure, heating element can obtain good ventilation effect, therefore machine has higher bear
Carry water holdup.
3rd, machine internal circuit board is laid out using upper, middle and lower, and it is clear and definite to divide the work, convenient installation or removal.Breaking down
When, alternative is changed, and greatlys save maintenance cost.
Although the utility model is described by reference to preferred embodiment, model of the present utility model is not being departed from
In the case of enclosing, various improvement can be carried out to it and part therein can be replaced with equivalent.Especially, as long as not depositing
The every technical characteristic being previously mentioned in structural hazard, each embodiment can combine in any way.The utility model
It is not limited to specific embodiment disclosed herein, but all technical schemes including falling within the scope of the appended claims.
Claims (7)
- A kind of 1. IGBT contravariants DC arc welder, it is characterised in that including:Master control borad, recover plate, driving plate, heating member soon Device and radiator, wherein, the master control borad and the driving plate are arranged on above the radiator, and the fast plate that recovers is set Below the radiator, the heating element is arranged on the master control borad.
- 2. IGBT contravariants DC arc welder according to claim 1, it is characterised in that the radiator dissipates including IGBT Hot device and fast recovery tube radiator, the IGBT radiators recover tube radiator difference arranged in series soon with described, to form wind Road.
- 3. IGBT contravariants DC arc welder according to claim 2, it is characterised in that the radiator also includes radiating Device support, the radiator bearer are used to fix in the IGBT radiators and the fast tube radiator that recovers.
- 4. IGBT contravariants DC arc welder according to claim 1, it is characterised in that the heating element is IGBT Component.
- 5. IGBT contravariants DC arc welder according to claim 1, it is characterised in that also including output copper bar and quickly Socket, the fast plate that recovers is docked by the output copper bar with the quick socket, to be exported by the quick socket.
- 6. IGBT contravariants DC arc welder according to claim 1, it is characterised in that also including main transformer and fast extensive Pipe again, the main transformer and the fast pipe that recovers are arranged on the fast recovery plate.
- 7. IGBT contravariants DC arc welder according to claim 1, it is characterised in that also including electrolytic capacitor filter and Rectifier bridge radiator, the electrolytic capacitor filter and the rectifier bridge radiator are arranged on the capacitor board.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720754934.3U CN207139073U (en) | 2017-06-27 | 2017-06-27 | IGBT contravariant DC arc welders |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720754934.3U CN207139073U (en) | 2017-06-27 | 2017-06-27 | IGBT contravariant DC arc welders |
Publications (1)
Publication Number | Publication Date |
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CN207139073U true CN207139073U (en) | 2018-03-27 |
Family
ID=61671674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720754934.3U Expired - Fee Related CN207139073U (en) | 2017-06-27 | 2017-06-27 | IGBT contravariant DC arc welders |
Country Status (1)
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CN (1) | CN207139073U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110125519A (en) * | 2019-05-23 | 2019-08-16 | 深圳市佳士科技股份有限公司 | Portable submerged arc welding device |
-
2017
- 2017-06-27 CN CN201720754934.3U patent/CN207139073U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110125519A (en) * | 2019-05-23 | 2019-08-16 | 深圳市佳士科技股份有限公司 | Portable submerged arc welding device |
CN110125519B (en) * | 2019-05-23 | 2024-02-06 | 深圳市佳士科技股份有限公司 | Portable submerged arc welding device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
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. |
|
CP03 | Change of name, title or address | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 |
|
CF01 | Termination of patent right due to non-payment of annual fee |