CN204539544U - Solid state laser pumping xenon lamp power supply - Google Patents
Solid state laser pumping xenon lamp power supply Download PDFInfo
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- CN204539544U CN204539544U CN201520100423.0U CN201520100423U CN204539544U CN 204539544 U CN204539544 U CN 204539544U CN 201520100423 U CN201520100423 U CN 201520100423U CN 204539544 U CN204539544 U CN 204539544U
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- xenon lamp
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- high frequency
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Abstract
The utility model discloses a kind of solid state laser pumping xenon lamp power supply, comprise short circuit over-current protection circuit, current rectifying and wave filtering circuit, high frequency THE BOOST SWITCHING CIRCUIT, storage capacitor, discharge circuit, pwm pulse circuit, voltage detection protection circuit, current detecting protective circuit and xenon lamp pre-burning circuit.The utility model solid state laser pumping xenon lamp power supply contains charging voltage and charging current observation circuit; in the excessive situation of beginning charging current; current-limiting resistance is with the addition of in charge circuit; according to the lifting of charging voltage value; automatically partial throttle resistance is removed; charging voltage and current stabilization, defencive function is complete, stable work in work.
Description
Technical field
The utility model relates to a kind of Laser Power Devices, particularly relates to a kind of solid state laser pumping xenon lamp power supply.
Background technology
Current Laser Power Devices are undertaken boosting by Industrial Frequency Transformer and isolate rear rectifying and wave-filtering and are supplied to storage capacitor charging, and it is excessive in order to limit charging current, set current limiting resistance has been added at charge circuit, this resistance can produce very large thermal losses, industrial frequency AC volume of transformer is large and heavy, and needs to consume a large amount of copper material and steel.
Utility model content
The purpose of this utility model is just to provide a kind of solid state laser pumping xenon lamp power supply to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
A kind of solid state laser pumping xenon lamp power supply, comprise short circuit over-current protection circuit, current rectifying and wave filtering circuit, high frequency THE BOOST SWITCHING CIRCUIT, storage capacitor, discharge circuit, pwm pulse circuit, voltage detection protection circuit, current detecting protective circuit and xenon lamp pre-burning circuit, the voltage input end of described short circuit over-current protection circuit is connected with 220AC ac input circuit, the output of described short circuit over-current protection circuit is connected with the input of described current rectifying and wave filtering circuit and the input of described xenon lamp pre-burning circuit respectively, the described output of xenon lamp pre-burning circuit is connected with the pre-burning voltage input end of external xenon lamp, the output of described current rectifying and wave filtering circuit is connected with the input of described high frequency THE BOOST SWITCHING CIRCUIT, the output of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the input of described storage capacitor, the output of described storage capacitor is connected with the input of described discharge circuit, the output of described discharge circuit is connected with the input of described external xenon lamp, the voltage signal output end of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the signal input part of described voltage detection protection circuit, the signal output part of described voltage detection protection circuit is connected with the voltage signal inputs of described pwm pulse circuit, the current signal output end of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the signal input part of described current detecting protective circuit, the signal output part of described current detecting protective circuit is connected with the current signal input of described pwm pulse circuit, the signal output part of described xenon lamp pre-burning circuit is connected with the pre-burning signal input part of described pwm pulse circuit, the control signal output of described pwm pulse circuit is connected with the control signal input of described high frequency THE BOOST SWITCHING CIRCUIT.
The beneficial effects of the utility model are:
The utility model solid state laser pumping xenon lamp power supply contains charging voltage and charging current observation circuit; in the excessive situation of beginning charging current; current-limiting resistance is with the addition of in charge circuit; according to the lifting of charging voltage value; automatically partial throttle resistance is removed; charging voltage and current stabilization, defencive function is complete, stable work in work.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of solid state laser pumping xenon lamp power supply described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the utility model solid state laser pumping xenon lamp power supply, comprise short circuit over-current protection circuit, current rectifying and wave filtering circuit, high frequency THE BOOST SWITCHING CIRCUIT, storage capacitor, discharge circuit, pwm pulse circuit, voltage detection protection circuit, current detecting protective circuit and xenon lamp pre-burning circuit, the voltage input end of described short circuit over-current protection circuit is connected with 220AC ac input circuit, the output of described short circuit over-current protection circuit is connected with the input of described current rectifying and wave filtering circuit and the input of described xenon lamp pre-burning circuit respectively, the described output of xenon lamp pre-burning circuit is connected with the pre-burning voltage input end of external xenon lamp, the output of described current rectifying and wave filtering circuit is connected with the input of described high frequency THE BOOST SWITCHING CIRCUIT, the output of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the input of described storage capacitor, the output of described storage capacitor is connected with the input of described discharge circuit, the output of described discharge circuit is connected with the input of described external xenon lamp, the voltage signal output end of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the signal input part of described voltage detection protection circuit, the signal output part of described voltage detection protection circuit is connected with the voltage signal inputs of described pwm pulse circuit, the current signal output end of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the signal input part of described current detecting protective circuit, the signal output part of described current detecting protective circuit is connected with the current signal input of described pwm pulse circuit, the signal output part of described xenon lamp pre-burning circuit is connected with the pre-burning signal input part of described pwm pulse circuit, the control signal output of described pwm pulse circuit is connected with the control signal input of described high frequency THE BOOST SWITCHING CIRCUIT.
The operation principle of the utility model solid state laser pumping xenon lamp power supply is as follows:
During utility model works, 220VAC input voltage promotes the transformer work in high frequency THE BOOST SWITCHING CIRCUIT after current rectifying and wave filtering circuit rectifying and wave-filtering, the voltage that transformer secondary output end raises is added to energy storage capacitor two ends after the bridge rectifier of too fast recovery composition, provides the energy to external xenon lamp.Before discharge circuit work, xenon lamp pre-burning circuit first works and lights xenon lamp, and provides maintenance electric current maintenance xenon lamp to be in the state of lighting.
After 220VAC exchanges input, xenon lamp pre-burning circuit is connected through short circuit over-current protection circuit, xenon lamp pre-burning circuit working normal and stable after, signal is provided to make the work of high frequency boosted switch switching circuit to pwm pulse circuit generates signals, now 220VAC is through current rectifying and wave filtering circuit, then the 310V direct voltage obtained by rectifying and wave-filtering is supplied to high frequency THE BOOST SWITCHING CIRCUIT, this high frequency THE BOOST SWITCHING CIRCUIT adopts MOSFET power switch pipe composition, four MOSFET power switch pipes form two electric loops, under pwm pulse ripple controls, alternate conduction Work Promote is to high frequency high voltage step-up transformer primary side wherein, the high-voltage AC signal that high frequency high voltage transformer secondary induction obtains is supplied to storage capacitor after full-bridge rectification, there is provided discharge voltage to external xenon lamp by discharge circuit again, pump laser produces to be stablized and the laser of energy-controllable.
Simultaneously charging voltage and charging current are supplied to pwm pulse circuit, control PWM ripple frequency and pulse duration after sampling monitoring, provide a stable energy to discharge loop.Output signal controls the work of high frequency boosted switch switching circuit, and discharge signal is according to use power requirement simultaneously, and controlled discharge pulse number, to meet corresponding Energy transmission requirement.
The technical solution of the utility model is not limited to the restriction of above-mentioned specific embodiment, and every technology distortion made according to the technical solution of the utility model, all falls within protection range of the present utility model.
Claims (1)
1. a solid state laser pumping xenon lamp power supply, it is characterized in that: comprise short circuit over-current protection circuit, current rectifying and wave filtering circuit, high frequency THE BOOST SWITCHING CIRCUIT, storage capacitor, discharge circuit, pwm pulse circuit, voltage detection protection circuit, current detecting protective circuit and xenon lamp pre-burning circuit, the voltage input end of described short circuit over-current protection circuit is connected with 220AC ac input circuit, the output of described short circuit over-current protection circuit is connected with the input of described current rectifying and wave filtering circuit and the input of described xenon lamp pre-burning circuit respectively, the described output of xenon lamp pre-burning circuit is connected with the pre-burning voltage input end of external xenon lamp, the output of described current rectifying and wave filtering circuit is connected with the input of described high frequency THE BOOST SWITCHING CIRCUIT, the output of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the input of described storage capacitor, the output of described storage capacitor is connected with the input of described discharge circuit, the output of described discharge circuit is connected with the input of described external xenon lamp, the voltage signal output end of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the signal input part of described voltage detection protection circuit, the signal output part of described voltage detection protection circuit is connected with the voltage signal inputs of described pwm pulse circuit, the current signal output end of described high frequency THE BOOST SWITCHING CIRCUIT is connected with the signal input part of described current detecting protective circuit, the signal output part of described current detecting protective circuit is connected with the current signal input of described pwm pulse circuit, the signal output part of described xenon lamp pre-burning circuit is connected with the pre-burning signal input part of described pwm pulse circuit, the control signal output of described pwm pulse circuit is connected with the control signal input of described high frequency THE BOOST SWITCHING CIRCUIT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520100423.0U CN204539544U (en) | 2015-02-11 | 2015-02-11 | Solid state laser pumping xenon lamp power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520100423.0U CN204539544U (en) | 2015-02-11 | 2015-02-11 | Solid state laser pumping xenon lamp power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204539544U true CN204539544U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520100423.0U Expired - Fee Related CN204539544U (en) | 2015-02-11 | 2015-02-11 | Solid state laser pumping xenon lamp power supply |
Country Status (1)
| Country | Link |
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| CN (1) | CN204539544U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517263A (en) * | 2016-02-03 | 2016-04-20 | 广州腾龙电子塑胶科技有限公司 | Voltage converter |
| CN112689351A (en) * | 2021-03-04 | 2021-04-20 | 东莞市微视激光科技有限责任公司 | Xenon lamp pre-burning plate for laser welding power supply |
-
2015
- 2015-02-11 CN CN201520100423.0U patent/CN204539544U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517263A (en) * | 2016-02-03 | 2016-04-20 | 广州腾龙电子塑胶科技有限公司 | Voltage converter |
| US9986606B2 (en) | 2016-02-03 | 2018-05-29 | Guangzhou Rising Dragon Electronics & Plastics Technology Co., Ltd. | Voltage adaptable driving signal converter |
| CN105517263B (en) * | 2016-02-03 | 2018-08-07 | 广州腾龙电子塑胶科技有限公司 | Voltage changer |
| CN112689351A (en) * | 2021-03-04 | 2021-04-20 | 东莞市微视激光科技有限责任公司 | Xenon lamp pre-burning plate for laser welding power supply |
| CN112689351B (en) * | 2021-03-04 | 2023-08-08 | 东莞市微视激光科技有限责任公司 | Xenon lamp precombustion plate for laser welding power supply |
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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: 20150805 Termination date: 20180211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |