CN203817592U - Inverter welder circuit powered by generator - Google Patents
Inverter welder circuit powered by generator Download PDFInfo
- Publication number
- CN203817592U CN203817592U CN201420066921.3U CN201420066921U CN203817592U CN 203817592 U CN203817592 U CN 203817592U CN 201420066921 U CN201420066921 U CN 201420066921U CN 203817592 U CN203817592 U CN 203817592U
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- circuit module
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- inverter
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- Expired - Lifetime
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- 238000003466 welding Methods 0.000 claims description 19
- 230000001131 transforming effect Effects 0.000 claims description 10
- 230000009466 transformation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
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- Arc Welding Control (AREA)
Abstract
The utility model belongs to the technical field of inverter welders and particularly relates to an inverter welder circuit powered by a generator. The inverter welder circuit comprises a start, undervoltage and overvoltage protection circuit module, a primary rectifying circuit module, a filter circuit module, an inverter circuit module, a voltage transformation circuit module, a secondary rectifying circuit module, a direct-current output circuit module, an auxiliary power circuit module, a control circuit module and a driving circuit module. The start, undervoltage and overvoltage protection circuit module is arranged, the output power of the generator is protected by the start, undervoltage and overvoltage protection circuit module, and an inverter welder is prevented from being damaged by overhigh voltage, so after the inverter welder circuit is used, the inverter welder can be powered by the generator during field work, and the inverter welder cannot be damaged due to large output voltage fluctuation of the generator.
Description
Technical field
The utility model belongs to inverter type welder technical field, relates in particular to a kind of inversion welding machine circuit that adopts generator powered.
Background technology
At present, conventional inversion welding machine can only use in the place that has electrical network, is difficult to use as there is no the building site of electrical network in other fields such as repairing railway.If adopt diesel-driven generator power supply, the output voltage of diesel-driven generator is unstable, and voltage pulsation is larger, if overtension can damage inversion welding machine.
Utility model content
The purpose of this utility model is to provide a kind of inversion welding machine circuit that adopts generator powered for the deficiencies in the prior art; first the out-put supply of generator is protected by startup and under-voltage/over-voltage protection circuit module, prevents that too high voltage from damaging inversion welding machine.
For achieving the above object, the utility model adopts following technical scheme: a kind of inversion welding machine circuit module that adopts generator powered, comprise and starting and under-voltage/over-voltage protection circuit module, a rectification circuit module, filter circuit module, inverter circuit module, transforming circuit module, secondary rectification circuit module, DC output circuit module, auxiliary power circuit module, control circuit module and drive circuit die set, startup and the input of under-voltage/over-voltage protection circuit module and the output of generator are electrically connected, the output of startup and under-voltage/over-voltage protection circuit module is electrically connected with the input of a rectification circuit module, the output of a rectification circuit module is electrically connected with the input of filter circuit module, the output of filter circuit module is electrically connected with the input of inverter circuit module, inverter circuit module output is electrically connected with the input of transforming circuit module, the output of transforming circuit module is electrically connected with the input of secondary rectification circuit module, the output of secondary rectification circuit module is electrically connected with DC output circuit module input, the output of DC output circuit module is electrically connected with the input of inversion welding machine, the input of auxiliary power circuit module is electrically connected with the output of filter circuit module, the output of auxiliary power circuit module is electrically connected with the input of control circuit module, the output of control circuit module is electrically connected with the input of drive circuit die set, and the output of drive circuit die set is electrically connected with the input of inverter circuit module.
Between DC output circuit module and control circuit module, be provided with feedback circuit module.
Control circuit module is provided with current foldback circuit module.
Control circuit module is provided with overcurrent protection indicating module.
The beneficial effects of the utility model: the utility model is provided with and starts and under-voltage/over-voltage protection circuit module; first the out-put supply of generator is protected by startup and under-voltage/over-voltage protection circuit module; prevent that too high voltage from damaging inversion welding machine; therefore; use after the utility model; while work in the wild, inversion welding machine can adopt generator powered, and can not make inversion welding machine impaired because of the output voltage of the generator large reason that fluctuates.
Brief description of the drawings
Fig. 1 is the utility model circuit block diagram.
Detailed description of the invention
See Fig. 1, a kind of inversion welding machine circuit module that adopts generator powered, comprise and starting and under-voltage/over-voltage protection circuit module 1, a rectification circuit module 2, filter circuit module 3, inverter circuit module 4, transforming circuit module 5, secondary rectification circuit module 6, DC output circuit module 7, auxiliary power circuit module 8, control circuit module 9 and drive circuit die set 10, startup and the input of under-voltage/over-voltage protection circuit module 1 and the output of generator are electrically connected, the output of startup and under-voltage/over-voltage protection circuit module 1 is electrically connected with the input of a rectification circuit module 2, the output of a rectification circuit module 2 is electrically connected with the input of filter circuit module 3, the output of filter circuit module 3 is electrically connected with the input of inverter circuit module 4, inverter circuit module 4 outputs are electrically connected with the input of transforming circuit module 5, the output of transforming circuit module 5 is electrically connected with the input of secondary rectification circuit module 6, the output of secondary rectification circuit module 6 is electrically connected with DC output circuit module 7 inputs, the output of DC output circuit module 7 is electrically connected with the input of inversion welding machine, the input of auxiliary power circuit module 8 is electrically connected with the output of filter circuit module 3, the input electrical connection of the output 10 of auxiliary power circuit module 8, and the output of drive circuit die set 9 is electrically connected with the input of inverter circuit module 4.Startup and under-voltage/over-voltage protection circuit module 1 can adapt to the unstable voltage of generator output, avoid because the surge current that start produces to filter capacitor charging damages power switch and circuit, rectifier bridge is avoided damaging machine because of the high pressure that misconnection 380V and power network fluctuation bring; Make the clean boot of inversion welding machine energy, start protection in the time that input voltage is too high, does not damage operating circuit.Rectification circuit module 2 and filter circuit module 3 convert direct current to the 50Hz industrial-frequency alternating currents of input.Inverter circuit module 4 completes the inversion of direct current the high frequency electric of stable output, and transforming circuit module 5 carries out voltage current transformation, and secondary rectification circuit module 6 converts direct current output to high-frequency ac.The opening and disconnect of control circuit module 9 control circuits, and provide the electric current of drive circuit die set 10, drive circuit die set 10 provides inversion required switching signal, and auxiliary power circuit module 8 provides stable low-voltage dc power supply to control circuit module 9 and drive circuit die set 10.
Between DC output circuit module 7 and control circuit module 9, be provided with feedback circuit module 11, feedback circuit module 11 is sampled to output current, feedback signal is provided to control circuit module 9, to ensure the stable output of complete machine electric current and voltage
Control circuit module 9 is provided with current foldback circuit module 12, and its effect is the moment electric current in major loop to be sampled, once electric current exceedes permissible value, just stops inverter circuit work by control circuit module 8.
Control circuit module 9 is provided with overcurrent protection indicating module 13, and in the time that main circuit current is excessive, overcurrent protection indicating module 13 is just given the instruction of bright dipping and/or sound, reminds staff that now main circuit current is excessive, so that staff takes safeguard measure.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change and revise above-mentioned embodiment.Therefore, the utility model is not limited to above-mentioned detailed description of the invention, and any apparent improvement, replacement or modification that every those skilled in the art have done on basis of the present utility model all belong to protection domain of the present utility model.In addition,, although used some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (4)
1. one kind adopts the inversion welding machine circuit module of generator powered, it is characterized in that: comprise and starting and under-voltage/over-voltage protection circuit module, a rectification circuit module, filter circuit module, inverter circuit module, transforming circuit module, secondary rectification circuit module, DC output circuit module, auxiliary power circuit module, control circuit module and drive circuit die set, startup and the input of under-voltage/over-voltage protection circuit module and the output of generator are electrically connected, the output of startup and under-voltage/over-voltage protection circuit module is electrically connected with the input of a rectification circuit module, the output of a rectification circuit module is electrically connected with the input of filter circuit module, the output of filter circuit module is electrically connected with the input of inverter circuit module, inverter circuit module output is electrically connected with the input of transforming circuit module, the output of transforming circuit module is electrically connected with the input of secondary rectification circuit module, the output of secondary rectification circuit module is electrically connected with DC output circuit module input, the output of DC output circuit module is electrically connected with the input of inversion welding machine, the input of auxiliary power circuit module is electrically connected with the output of filter circuit module, the output of auxiliary power circuit module is electrically connected with the input of control circuit module, the output of control circuit module is electrically connected with the input of drive circuit die set, and the output of drive circuit die set is electrically connected with the input of inverter circuit module.
2. the inversion welding machine circuit of employing generator powered according to claim 1, is characterized in that: between DC output circuit module and control circuit module, be provided with feedback circuit module.
3. the inversion welding machine circuit of employing generator powered according to claim 1, is characterized in that: control circuit module is provided with current foldback circuit module.
4. the inversion welding machine circuit of employing generator powered according to claim 3, is characterized in that: control circuit module is provided with overcurrent protection indicating module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066921.3U CN203817592U (en) | 2014-02-17 | 2014-02-17 | Inverter welder circuit powered by generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066921.3U CN203817592U (en) | 2014-02-17 | 2014-02-17 | Inverter welder circuit powered by generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203817592U true CN203817592U (en) | 2014-09-10 |
Family
ID=51473133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420066921.3U Expired - Lifetime CN203817592U (en) | 2014-02-17 | 2014-02-17 | Inverter welder circuit powered by generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203817592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141378A (en) * | 2016-09-07 | 2016-11-23 | 上海和宗焊接设备制造有限公司 | A kind of by the electric welding machine circuit of lithium battery power supply |
-
2014
- 2014-02-17 CN CN201420066921.3U patent/CN203817592U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141378A (en) * | 2016-09-07 | 2016-11-23 | 上海和宗焊接设备制造有限公司 | A kind of by the electric welding machine circuit of lithium battery power supply |
| CN106141378B (en) * | 2016-09-07 | 2017-09-19 | 上海和宗焊接设备制造有限公司 | A kind of electric welding machine circuit by lithium battery power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 315100 No. 169 Shanshan Road, Wangchun Industrial Park, Haishu District, Ningbo City, Zhejiang Province Patentee after: Ningbo Europa Technology Co.,Ltd. Address before: 315040 Shanshan Road 169 Wangchun Industrial Park, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: NINGBO EUROPA WELDING AND CUTTING TECHNOLOGY CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |
|
| CX01 | Expiry of patent term |