CN204122895U - A kind of Width funtion inverter type welder - Google Patents
A kind of Width funtion inverter type welder Download PDFInfo
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- CN204122895U CN204122895U CN201420408562.5U CN201420408562U CN204122895U CN 204122895 U CN204122895 U CN 204122895U CN 201420408562 U CN201420408562 U CN 201420408562U CN 204122895 U CN204122895 U CN 204122895U
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Abstract
The utility model discloses a kind of Width funtion inverter type welder, comprise soldering tip, power supply, feed back control system, arc voltage generating means, arc voltage checkout gear, short-circuit detecting device, pulse shaping device, pulse regulation device, control system and adder, described power supply comprises current rectifying and wave filtering circuit, power factor correction circuit, the output of forward voltage-multiplying circuit, sample circuit, compares amplifying circuit, reference circuit and pulse width modulation circuit; The input of described overload protection arrangement is connected with the output of pulse shaping device, and the output of described overload protection arrangement is connected with the input of pulse regulation device.The utility model power-efficient is high; stand-by power consumption is low; Width funtion is adopted to have overvoltage, owe electricity, overload, short circuit, defencive function; feedback device can be monitored the Voltage Feedback of each device constantly to control system; better provide monitor data; the safer safety having ensured each circuit of inverter type welder of overload protection arrangement is set again, improves welding quality.
Description
Technical field
The utility model relates to a kind of electric welding machine, particularly relates to a kind of Width funtion inverter type welder.
Background technology
At present, the normal working voltage operated within range that can ensure during common inverter type welder design, if brownout or too high (beyond in above voltage range situation), inverter type welder is by cisco unity malfunction, affect welding effect processed, voltage instability extremely easily makes the device in inverter type welder or circuit damage.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Width funtion inverter type welder, has Width funtion and runs and safe feature, and can improve welding quality.
The utility model is solve the problems of the technologies described above the technical scheme adopted to be to provide a kind of Width funtion inverter type welder, comprise soldering tip, power supply, feed back control system, arc voltage generating means, arc voltage checkout gear, short-circuit detecting device, pulse shaping device, pulse regulation device, control system and adder, the output of described arc voltage generating means is connected with the input of arc voltage checkout gear, the described output of arc voltage checkout gear is connected with the input of short-circuit detecting device, the output of described short-circuit detecting device is connected with the input of pulse shaping device, the output of described pulse regulation device is connected with the input of pulse shaping device, the described output of pulse shaping device is connected with the input of adder, described soldering tip is connected with arc voltage generating means, described power supply comprises current rectifying and wave filtering circuit, power factor correction circuit, forward voltage-multiplying circuit exports, sample circuit, relatively amplifying circuit, reference circuit and pulse width modulation circuit, described rectification filter circuit output end is connected with power factor correction circuit input, and centre is provided with a switch, the output of described power factor correction circuit is connected with the input of forward voltage-multiplying circuit output circuit, the output of described forward voltage-multiplying circuit output circuit is connected with the input of sample circuit, the output of described sample circuit is connected with the input comparing amplifying circuit, described reference circuit with compare amplifying circuit and be connected, the described amplification circuit output end that compares is connected with pulse width modulation circuit input.
Above-mentioned Width funtion inverter type welder, wherein, the input of described overload protection arrangement is connected with the output of pulse shaping device, and the output of described overload protection arrangement is connected with the input of pulse regulation device.
Above-mentioned Width funtion inverter type welder, wherein, described overload protection arrangement input is connected with control system output.
Above-mentioned Width funtion inverter type welder, wherein, described power supply, short-circuit detecting device, given welding current, control system and feedback device parallel join.
The utility model contrast prior art has following beneficial effect: the Width funtion inverter type welder that the utility model provides; power-efficient is high; stand-by power consumption is low; Width funtion is adopted to have overvoltage, owe electricity, overload, short circuit, defencive function; feedback device can be monitored the Voltage Feedback of each device constantly to control system; better provide monitor data, the safer safety having ensured each circuit of inverter type welder of overload protection arrangement is set again, improve welding quality.
Accompanying drawing explanation
Fig. 1 is the power principle figure of this practical Width funtion inverter type welder;
Fig. 2 is the circuit block diagram of this practical Width funtion inverter type welder.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model will be further described.
Fig. 1 is the power principle figure of this practical Width funtion inverter type welder; Fig. 2 is the circuit block diagram of this practical Width funtion inverter type welder.
Refer to Fig. 1 and Fig. 2, the Width funtion inverter type welder that the utility model provides comprises soldering tip, power supply, feed back control system, arc voltage generating means, arc voltage checkout gear, short-circuit detecting device, pulse shaping device, pulse regulation device, control system and adder, the output of described arc voltage generating means is connected with the input of arc voltage checkout gear, the described output of arc voltage checkout gear is connected with the input of short-circuit detecting device, the output of described short-circuit detecting device is connected with the input of pulse shaping device, the output of described pulse regulation device is connected with the input of pulse shaping device, the described output of pulse shaping device is connected with the input of adder, described soldering tip is connected with arc voltage generating means, described power supply comprises current rectifying and wave filtering circuit, power factor correction circuit, forward voltage-multiplying circuit exports, sample circuit, relatively amplifying circuit, reference circuit and pulse width modulation circuit, described rectification filter circuit output end is connected with power factor correction circuit input, and centre is provided with a switch, the output of described power factor correction circuit is connected with the input of forward voltage-multiplying circuit output circuit, the output of described forward voltage-multiplying circuit output circuit is connected with the input of sample circuit, the output of sample circuit is connected with the input comparing amplifying circuit, described reference circuit with compare amplifying circuit and be connected, the described amplification circuit output end that compares is connected with pulse width modulation circuit input.
Wherein, the input of described overload protection arrangement is connected with the output of pulse shaping device; the output of described overload protection arrangement is connected with the input of pulse regulation device; described overload protection arrangement input is connected with control system output, described power supply, short-circuit detecting device, given welding current, control system and feedback device parallel join.
In sum; the Width funtion inverter type welder that the utility model provides; power-efficient is high; stand-by power consumption is low; adopt Width funtion to have overvoltage, owe electricity, overload, short circuit, defencive function, feedback device to be monitored the Voltage Feedback of each device to control system constantly, better provides data; the safer safety having ensured each circuit of inverter type welder of overload protection arrangement is set again, improves welding quality.
Although the utility model discloses as above with preferred embodiment; so itself and be not used to limit the utility model; any those skilled in the art; not departing from spirit and scope of the present utility model; when doing a little amendment and perfect, therefore protection domain of the present utility model is when being as the criterion of defining with claims.
Claims (4)
1. a Width funtion inverter type welder, it is characterized in that, comprise soldering tip, power supply, feed back control system, arc voltage generating means, arc voltage checkout gear, short-circuit detecting device, pulse shaping device, pulse regulation device, control system and adder, the output of described arc voltage generating means is connected with the input of arc voltage checkout gear, the described output of arc voltage checkout gear is connected with the input of short-circuit detecting device, the output of described short-circuit detecting device is connected with the input of pulse shaping device, the output of described pulse regulation device is connected with the input of pulse shaping device, the described output of pulse shaping device is connected with the input of adder, described soldering tip is connected with arc voltage generating means, described power supply comprises current rectifying and wave filtering circuit, power factor correction circuit, forward voltage-multiplying circuit exports, sample circuit, relatively amplifying circuit, reference circuit and pulse width modulation circuit, described rectification filter circuit output end is connected with power factor correction circuit input, and centre is provided with a switch, the output of described power factor correction circuit is connected with the input of forward voltage-multiplying circuit output circuit, the output of described forward voltage-multiplying circuit output circuit is connected with the input of sample circuit, the output of described sample circuit is connected with the input comparing amplifying circuit, described reference circuit with compare amplifying circuit and be connected, the described amplification circuit output end that compares is connected with pulse width modulation circuit input.
2. Width funtion inverter type welder according to claim 1; it is characterized in that; also comprise overload protection arrangement, the input of described overload protection arrangement is connected with the output of pulse shaping device, and the output of described overload protection arrangement is connected with the input of pulse regulation device.
3. Width funtion inverter type welder according to claim 2, is characterized in that, described overload protection arrangement input is connected with control system output.
4. Width funtion inverter type welder according to claim 1, is characterized in that, described power supply, short-circuit detecting device, given welding current, control system and feedback device parallel join.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420408562.5U CN204122895U (en) | 2014-07-23 | 2014-07-23 | A kind of Width funtion inverter type welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420408562.5U CN204122895U (en) | 2014-07-23 | 2014-07-23 | A kind of Width funtion inverter type welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204122895U true CN204122895U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420408562.5U Expired - Fee Related CN204122895U (en) | 2014-07-23 | 2014-07-23 | A kind of Width funtion inverter type welder |
Country Status (1)
| Country | Link |
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| CN (1) | CN204122895U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234529A (en) * | 2015-09-25 | 2016-01-13 | 广州亦高电气设备有限公司 | Wide-voltage self-adaptive high-power inversion electric welding machine |
| CN106735743A (en) * | 2016-12-26 | 2017-05-31 | 上海沪通企业集团有限公司 | Waterproof stick arc welder |
-
2014
- 2014-07-23 CN CN201420408562.5U patent/CN204122895U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234529A (en) * | 2015-09-25 | 2016-01-13 | 广州亦高电气设备有限公司 | Wide-voltage self-adaptive high-power inversion electric welding machine |
| CN106735743A (en) * | 2016-12-26 | 2017-05-31 | 上海沪通企业集团有限公司 | Waterproof stick arc welder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20150723 |
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| EXPY | Termination of patent right or utility model |