CN102928792A - Comprehensive testing device of light-emitting diode (LED) driving power supply - Google Patents
Comprehensive testing device of light-emitting diode (LED) driving power supply Download PDFInfo
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- CN102928792A CN102928792A CN201210437873XA CN201210437873A CN102928792A CN 102928792 A CN102928792 A CN 102928792A CN 201210437873X A CN201210437873X A CN 201210437873XA CN 201210437873 A CN201210437873 A CN 201210437873A CN 102928792 A CN102928792 A CN 102928792A
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Abstract
The invention discloses a comprehensive testing device of a light-emitting diode (LED) driving power supply. The comprehensive testing device comprises a programmable power supply, the LED driving power supply, an input electric quantity measurement device, an output electric quantity measurement device, an open circuit, a short-circuited circuit and a human-machine interaction interface. Compared with a traditional comprehensive testing device of the LED driving power supply, the comprehensive testing device can obtain technique data of the LED driving power supply correctly, fast and efficiently through connection relation between the human-machine interaction interface and the components and real-time interaction with users. The comprehensive testing device achieves automatic centralized processing functions of measurement, inspection, judgment, data recording and the like of output and input characteristics of the LED driving power supply, greatly improves working efficiency, and has great application prospects.
Description
Technical field
The present invention relates to the LED lighting technical field, particularly relate to LED driving power comprehensive tester.
Background technology
Along with the development of economic society and improving constantly of LED lighting engineering, the LED lighting that is described as " green illumination " is applied in the middle of the daily life more and more widely, because there is high brightness in it, life-span is long, fast response time, the advantage such as environmentally safe and energy saving, just progressively become main flow lighting now, be widely used in commercial lighting, decorative lighting, the lighting field such as road lighting and indoor and outdoor lighting, driving power is energy conversion and the feedway of illumination LED, the index of weighing driving power characteristic quality is numerous, its measurement of traditional measurement mechanism, check, the recording technique index is more loaded down with trivial details and the efficient of easily makeing mistakes is low, such as, existing proving installation can not continuously change the test condition of tested driver input voltage automatic and able to programmely, thereby can not get continuous dynamic tested actuator response; Can not realize the record set of certified products important parameter is produced daily sheet automatic and able to programmely; At present, need a kind of integration unit that LED driving power technical indicator, test and judge and data recording etc. focus on automatically that obtains accurately, fast and efficiently, in view of defects, be necessary the design of existing LED driving power proving installation is proposed new improvement.
Summary of the invention
For the problems referred to above, the invention provides LED driving power comprehensive tester.
The present invention is that the technical scheme that its technical matters of solution adopts is:
LED driving power comprehensive tester is characterized in that comprising: programmable power supply, described programmable power supply are used for civil power is carried out voltage transformation; The LED driving power, described LED driving power provides required electric current and voltage for the LED lamp; The input electricity measuring instrument, described input electricity measuring instrument is for detection of the input characteristics of LED driving power; The output electricity measuring instrument, described output electricity measuring instrument is for detection of the output characteristics of LED driving power; Open short circuit current, the described short circuit current of opening is for open circuit and the short circuit of control LED lamp; Human-computer interaction interface, described human-computer interaction interface are used for said system is carried out real-time measure and control; The input end of described programmable power supply connects civil power, its output terminal connects the input end of LED driving power by the input electricity measuring instrument, the output terminal of described LED driving power by the output electricity measuring instrument with open short circuit current and link to each other, the described short circuit current of opening also links to each other with the external LED lamp, the control end of described programmable power supply with open short circuit current and link to each other, open open circuit and the short circuit of short circuit current by the relay signal controlling, described human-computer interaction interface links to each other with programmable power supply, input electricity measuring instrument and output electricity measuring instrument respectively by the RS485 bus, to realize both-way communication.
As further improvement of these options, be provided with the numerical value translation interface between described input electricity measuring instrument and output electricity measuring instrument and the RS485 bus.
The invention has the beneficial effects as follows: the present invention is as LED driving power comprehensive tester, comprise programmable power supply, the LED driving power, the input electricity measuring instrument, the output electricity measuring instrument, open short circuit current and human-computer interaction interface, for traditional LED driving power proving installation, the present invention is by the annexation between human-computer interaction interface and the above-mentioned parts, and with user's real-time, interactive, can be accurate, fast, obtain efficiently LED driving power technical indicator, realization is measured the input of LED driving power and output characteristics, test and judge, processing capacity in the automatic collectings such as data recording, significantly improve work efficiency, therefore possessed good application prospect.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is principle of the invention frame structure schematic diagram.
Embodiment
With reference to Fig. 1, LED driving power comprehensive tester comprises programmable power supply 1, and described programmable power supply 1 is used for civil power is carried out voltage transformation; LED driving power 2, described LED driving power 2 provides required electric current and voltage for the LED lamp; Input electricity measuring instrument 3, described input electricity measuring instrument 3 is for detection of the input characteristics of LED driving power 2; Output electricity measuring instrument 4, described output electricity measuring instrument 4 is for detection of the output characteristics of LED driving power 2; Open short circuit current 5, the described short circuit current 5 of opening is for open circuit and the short circuit of control LED lamp; Human-computer interaction interface 6, described human-computer interaction interface 6 is used for said system is carried out real-time measure and control; The input end of described programmable power supply 1 connects civil power, its output terminal connects the input end of LED driving power 2 by input electricity measuring instrument 3, the output terminal of described LED driving power 2 by output electricity measuring instrument 4 with open short circuit current 5 and link to each other, the described short circuit current 5 of opening also links to each other with the external LED lamp, the control end of described programmable power supply 1 with open short circuit current 5 and link to each other, open open circuit and the short circuit of short circuit current 5 by the relay signal controlling, described human-computer interaction interface 6 by the RS485 bus respectively with programmable power supply 1, input electricity measuring instrument 3 links to each other with output electricity measuring instrument 4, to realize both-way communication, be provided with the numerical value translation interface between described input electricity measuring instrument 3 and output electricity measuring instrument 4 and the RS485 bus, be respectively the first numerical value translation interface and second value translation interface.
Programmable power supply 1 collection MCU(is micro-control unit), can regulate autotransformer, relay switch is integrated, civil power is through its transformation (0V ~ 300VAC), input power as LED driving power 2, enter simultaneously input electricity measuring instrument 3 these end electric weight of detection and obtain LED driving power 2 input characteristics, described programmable power supply 1 consists of both-way communication with HMI human-computer interaction interface 6 by the RS485 bus, and the series of instructions of being sent by HMI human-computer interaction interface 6 is such as manually opening, close the test key commands, the setting parameter numeric data streams such as the change in voltage scope during programmable power supply 1 test and the holding time of each process etc. are that programmable power supply 1 built-in MCU receives, process; Programmable power supply 1 with open short circuit current 5 and be connected to the relay signal and be connected, sent by programmable power supply 1 built-in MCU that the lamp end is opened, short-circuit signal, open short circuit current carry out open, the short circuit order, voltage, electric current, power, power factor (PF), the frequency of 3 pairs of single-phase input LED driving powers 2 of described input electricity measuring instrument are carried out Measurement accuracy, be accurate gauging instrument, for making value fast and reliably communicating by letter with HMI human-computer interaction interface 6, the present invention shows that at electricity measuring instrument charactron position, section obtain the data of measurement.Equally output voltage that electricity measuring instrument 4 is surveyed, electric current, power etc. are done similar processing, adopting the main cause of the method is in the situation that do not affect gauging instrument quick obtaining continuous data, and transformat can customize, and can significantly improve programming efficiency and obtain data by display terminal.
Above better enforcement of the present invention is specified; certainly; the present invention can also adopt form different from the embodiment described above; these do not consist of any restriction to present embodiment; those of ordinary skill in the art should belong in protection scope of the present invention the conversion that is equal to of doing under the prerequisite of spirit of the present invention or corresponding the change.
Claims (2)
1.LED the driving power comprehensive tester is characterized in that comprising: programmable power supply (1), described programmable power supply (1) are used for civil power is carried out voltage transformation; LED driving power (2), described LED driving power (2) provides required electric current and voltage for the LED lamp; Input electricity measuring instrument (3), described input electricity measuring instrument (3) is for detection of the input characteristics of LED driving power (2); Output electricity measuring instrument (4), described output electricity measuring instrument (4) is for detection of the output characteristics of LED driving power (2); Open short circuit current (5), the described short circuit current (5) of opening is for open circuit and the short circuit of control LED lamp; Human-computer interaction interface (6), described human-computer interaction interface (6) are used for said system is carried out real-time measure and control; The input end of described programmable power supply (1) connects civil power, its output terminal connects the input end of LED driving power (2) by input electricity measuring instrument (3), the output terminal of described LED driving power (2) by output electricity measuring instrument (4) with open short circuit current (5) and link to each other, the described short circuit current (5) of opening also links to each other with the external LED lamp, the control end of described programmable power supply (1) with open short circuit current (5) and link to each other, open open circuit and the short circuit of short circuit current (5) by the relay signal controlling, described human-computer interaction interface (6) by the RS485 bus respectively with programmable power supply (1), input electricity measuring instrument (3) links to each other with output electricity measuring instrument (4), to realize both-way communication.
2. LED driving power comprehensive tester according to claim 1 is characterized in that: be provided with the numerical value translation interface between described input electricity measuring instrument (3) and output electricity measuring instrument (4) and the RS485 bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210437873XA CN102928792A (en) | 2012-11-06 | 2012-11-06 | Comprehensive testing device of light-emitting diode (LED) driving power supply |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210437873XA CN102928792A (en) | 2012-11-06 | 2012-11-06 | Comprehensive testing device of light-emitting diode (LED) driving power supply |
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| CN102928792A true CN102928792A (en) | 2013-02-13 |
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| CN201210437873XA Pending CN102928792A (en) | 2012-11-06 | 2012-11-06 | Comprehensive testing device of light-emitting diode (LED) driving power supply |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730444A (en) * | 2015-04-16 | 2015-06-24 | 顺德职业技术学院 | Multifunctional LED lamp test machine |
| CN105974334A (en) * | 2016-08-02 | 2016-09-28 | 惠勇 | Testing system for LED lamp drive power source |
| CN107300677A (en) * | 2017-08-19 | 2017-10-27 | 广东天圣高科股份有限公司 | A kind of LED drive power general performance test |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5561576A (en) * | 1995-03-24 | 1996-10-01 | Hubbell Incorporated | Step down transformer power supply with short circuit protection |
| CN201344971Y (en) * | 2009-02-17 | 2009-11-11 | 罗映辉 | LED power and voltage monitor |
| CN102478638A (en) * | 2010-11-27 | 2012-05-30 | 西安博昱新能源有限公司 | Comprehensive LED streetlamp power source testing system |
| CN102486532A (en) * | 2010-12-01 | 2012-06-06 | 西安大昱光电科技有限公司 | LED (light-emitting diode) power source analysis and test system |
| KR20120064972A (en) * | 2010-12-10 | 2012-06-20 | 삼성엘이디 주식회사 | Test apparatus for power supply unit |
-
2012
- 2012-11-06 CN CN201210437873XA patent/CN102928792A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5561576A (en) * | 1995-03-24 | 1996-10-01 | Hubbell Incorporated | Step down transformer power supply with short circuit protection |
| CN201344971Y (en) * | 2009-02-17 | 2009-11-11 | 罗映辉 | LED power and voltage monitor |
| CN102478638A (en) * | 2010-11-27 | 2012-05-30 | 西安博昱新能源有限公司 | Comprehensive LED streetlamp power source testing system |
| CN102486532A (en) * | 2010-12-01 | 2012-06-06 | 西安大昱光电科技有限公司 | LED (light-emitting diode) power source analysis and test system |
| KR20120064972A (en) * | 2010-12-10 | 2012-06-20 | 삼성엘이디 주식회사 | Test apparatus for power supply unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730444A (en) * | 2015-04-16 | 2015-06-24 | 顺德职业技术学院 | Multifunctional LED lamp test machine |
| CN105974334A (en) * | 2016-08-02 | 2016-09-28 | 惠勇 | Testing system for LED lamp drive power source |
| CN107300677A (en) * | 2017-08-19 | 2017-10-27 | 广东天圣高科股份有限公司 | A kind of LED drive power general performance test |
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Application publication date: 20130213 |