CN102486533A - LED switching power supply test device - Google Patents
LED switching power supply test device Download PDFInfo
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- CN102486533A CN102486533A CN2010105688787A CN201010568878A CN102486533A CN 102486533 A CN102486533 A CN 102486533A CN 2010105688787 A CN2010105688787 A CN 2010105688787A CN 201010568878 A CN201010568878 A CN 201010568878A CN 102486533 A CN102486533 A CN 102486533A
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Abstract
The invention discloses a LED switching power supply test device. The device comprises: a plurality of variable electronic loads, an ac/dc electric quantity tester, a voltage control apparatus, a temperature test device and an upper controller, wherein the variable electronic loads can freely switch working patterns and can carry out synchronization collection to electric quantity signals during an actual working process of a tested LED switching power supply; the ac/dc electric quantity tester can real-timely detecting a related electrical parameter in a variable electronic load power supply loop and analyze and process the detected signals correspondingly; the voltage control apparatus controls and adjusts an input voltage which is input to the tested a LED switching power supply; the upper controller is connected to the variable electronic loads, the ac/dc electric quantity tester, the voltage control apparatus and the temperature test device. The device of the invention has a simple structure. Operation is simple and a usage effect is good. The device is fully functional and integrates a plurality of measuring functions into one body. A traditional measuring instrument has the single function and less input interfaces. By using the traditional measuring instrument, it is difficult to measure the LED switching power supply; enforcement is not easy and there are many other problems. By using the device of the invention, the above practical problems can be solved.
Description
Technical field
The present invention relates to a kind of Switching Power Supply proving installation, especially relate to a kind of LED Switching Power Supply proving installation.
Background technology
Along with the use of solar LED street lamp more and more widely, the problem that is occurred in its use more and more receives people's attention.Wherein, the reliability of LED road lamp power supply is one of key factor that influences its serviceable life, also is the important component part of whole LED road lamp system.Nowadays,, follow the continuous development of electronic industry, electronic metering equipment is also in continuous update at present.At present, domestic LED power supply is all more single with the function of electronic metering equipment, and measurement range is also relatively narrow, often needs a plurality of measurement mechanisms when testing multiple electric weight, increases testing cost.
Summary of the invention
Technical matters to be solved by this invention is to above-mentioned deficiency of the prior art; A kind of LED Switching Power Supply proving installation is provided; It is simple in structure, easy and simple to handle and result of use is good, complete function; Multiple measurement function is become one, can effectively solve few, the practical problemss such as LED Switching Power Supply difficulty is measured, difficult enforcement of function singleness, input interface that the traditional measurement instrument exists.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of LED Switching Power Supply proving installation; It is characterized in that: comprise have multiple can free switching working mode and can carry out the electric quantity signal in the LED Switching Power Supply practical work process to be tested synchronous acquisition the variable electronic load, to the related electrical parameters in the variable electronic electric loop detect in real time and tackle mutually institute's detection signal carry out analyzing and processing the alterating and direct current tester, to the input voltage of transporting to LED Switching Power Supply to be tested control the voltage-operated device of adjustment, temperature test device that the environment temperature in the LED Switching Power Supply course of work to be tested is detected in real time and the last level controller that joins with variable electronic load, alterating and direct current tester, said voltage-operated device and said temperature test device respectively, LED Switching Power Supply to be tested and variable electronic load are joined.
Above-mentioned LED Switching Power Supply proving installation; It is characterized in that: the transformer that said voltage-operated device comprises the voltage control module of joining with last level controller, controlled and the magnitude of voltage of the input voltage of transporting to LED Switching Power Supply to be tested is regulated by voltage control module, a plurality ofly join with transformer respectively and the transformation ratio of said transformer is controlled the relay of adjustment and the Programmable Logic Controller that a plurality of said relays are controlled synchronously; A plurality of said relays join with transformer and Programmable Logic Controller respectively, and said transformer and voltage control module are joined; Said voltage control module and last level controller join.
Above-mentioned LED Switching Power Supply proving installation; It is characterized in that: a plurality of temperature sensors that said temperature test device comprises the temperature-measuring module that joins with last level controller and joins with temperature-measuring module respectively and the environment temperature in the LED Switching Power Supply course of work to be tested is detected in real time, a plurality of said temperature sensors all join with Programmable Logic Controller.
Above-mentioned LED Switching Power Supply proving installation is characterized in that: said Programmable Logic Controller is the PLC controller.
Above-mentioned LED Switching Power Supply proving installation is characterized in that: the quantity of said temperature sensor is two.
Above-mentioned LED Switching Power Supply proving installation is characterized in that: said temperature sensor is the PT100 temperature sensor chip.
Above-mentioned LED Switching Power Supply proving installation is characterized in that: said upward level controller is a PC.
Above-mentioned LED Switching Power Supply proving installation is characterized in that: also comprise the printer that joins with last level controller.
Above-mentioned LED Switching Power Supply proving installation is characterized in that: said variable electronic load is the DC electronic load.
The present invention compared with prior art has the following advantages:
1, simple in structure, cost is low and each assembly is easy for installation.
2, use easy and simple to handle and the realization convenience; Mainly comprise DC electronic load, alterating and direct current tester, voltage-operated device, temperature test device and five ingredients of last level controller: the DC electronic load is used for realizing the conversion of fictitious load, and gathers corresponding electric quantity data; The alterating and direct current measuring system is used for the measurement of AC signal, direct current signal and alternating current-direct current signal, and the bound that also possesses electric current, power is simultaneously set and the sound and light alarm that transfinites; Realize that with transformer and relay input voltage changes in the voltage-operated device, relay can be realized switching through PLC, but and the continuous transformation of manual adjustments voltage; Temperature measuring equipment is realized the temperature survey of two-way power supply through PLC and temperature-measuring module; Last level controller is realized device communication, accomplishes data acquisition, preservation, analysis and printing.
3, result of use is good and practical value is high, and the present invention has realized the load of direct current program-controlled electronic and the alternating current parameter test of LED Switching Power Supply, thereby the convenient greatly quality of measuring the LED Switching Power Supply is measured when effectively having satisfied multiple electric weight.In addition, function ratio of the present invention is more complete, and the DC electronic load can be operated in to be decided electric current, decide voltage, decides resistance, decides five kinds of mode of operations such as power and short circuit, can carry out parameter setting simultaneously, makes things convenient for the different test requests of multiple product; Can insert simultaneously the test input voltage of nine nodes; Gather environment temperature through temperature measuring equipment; System can detect the quality of LED Switching Power Supply automatically, through big pilot lamp and hummer prompting.Usually in use, the maximum input voltage of system is 360V, and maximum input current is 30A, and maximal input is 300W; Possess the electric current of deciding, decide voltage, decide resistance, decide five kinds of mode of operations such as power and short circuit, test voltage constantly inserts nine nodes simultaneously, comprises four high voltage nodes, a normal node and four lower voltage node, satisfies the actual measurement demand; Simultaneously, the power supply temperature is measured through temperature-measuring module in real time, system alarm when temperature is too high.To sum up, test macro diverse in function of the present invention can supply the different testing requirements of multiple product, and can satisfy the plurality of voltages input simultaneously.
In sum; The present invention is simple in structure, laying is convenient, use is easy and simple to handle and result of use is good, complete function; Multiple measurement function is become one, have a plurality of input interfaces and possess higher measuring accuracy, compare with the single input device that traditional function is single; The present invention can effectively solve few, the practical problemss such as LED Switching Power Supply difficulty is measured, difficult enforcement of function singleness, input interface that the traditional measurement instrument exists; Can easy realization under various conditions of work, carry out performance test to the LED road lamp power supply, with the q&r of guaranteeing the LED road lamp power supply, in addition, the present invention has realized that the direct current program-controlled electronic load of LED Switching Power Supply and alternating current parameter test; Thereby greatly facilitate the quality of measuring the LED Switching Power Supply, efficiently solve technical barriers such as the difficult measurement of LED Switching Power Supply, difficult enforcement.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present invention.
Description of reference numerals:
The load of 1-LED switch electricity to be tested 2-variable electronic; 3-alterating and direct current tester;
The source;
The last level controller of 4-; The 5-1-voltage control module; The 5-2-transformer;
The 5-3-relay; The 5-4-Programmable Logic Controller; The 6-1-temperature-measuring module;
The 6-2-temperature sensor; The 7-printer.
Embodiment
As shown in Figure 1; The present invention includes have multiple can free switching working mode and can carry out the electric quantity signal in LED Switching Power Supply 1 practical work process to be tested synchronous acquisition variable electronic load 2, to the related electrical parameters in variable electronic load 2 current supply circuits detect in real time and tackle mutually institute's detection signal carry out analyzing and processing alterating and direct current tester 3, to the input voltage of transporting to LED Switching Power Supply 1 to be tested control the voltage-operated device of adjustment, temperature test device that the environment temperature in LED Switching Power Supply 1 course of work to be tested is detected in real time and the last level controller 4 that joins with variable electronic load 2, alterating and direct current tester 3, said voltage-operated device and said temperature test device respectively, LED Switching Power Supply 1 to be tested is joined with variable electronic load 2.
In the present embodiment; The transformer 5-2 that said voltage-operated device comprises the voltage control module 5-1 that joins with last level controller 4, controlled and the magnitude of voltage of the input voltage of transporting to LED Switching Power Supply 1 to be tested is regulated by voltage control module 5-1, a plurality ofly join with transformer 5-2 respectively and the transformation ratio of said transformer 5-2 is controlled the relay 5-3 of adjustment and the Programmable Logic Controller 5-4 that a plurality of said relay 5-3 are controlled synchronously; A plurality of said relay 5-3 join with transformer 5-2 and Programmable Logic Controller 5-4 respectively, and said transformer 5-2 and voltage control module 5-1 join.Said voltage control module 5-1 and last level controller 4 join.
A plurality of temperature sensor 6-2 that said temperature test device comprises the temperature-measuring module 6-1 that joins with last level controller 4 and joins with temperature-measuring module 6-1 respectively and the environment temperature in LED Switching Power Supply 1 course of work to be tested is detected in real time, a plurality of said temperature sensor 6-2 all join with Programmable Logic Controller 5-4.In the present embodiment, said Programmable Logic Controller 5-4 is the PLC controller.The quantity of said temperature sensor 6-2 is two, and said temperature sensor 6-2 is the PT100 temperature sensor chip.Said upward level controller 4 is a PC.Simultaneously, the present invention also comprises the printer 7 that joins with last level controller 4.Said variable electronic load 2 is the DC electronic load.
To sum up, the present invention mainly comprises DC electronic load, alterating and direct current tester 3, voltage-operated device, temperature test device and last level controller 4.The course of work of the present invention is: the DC electronic load is used for realizing the conversion of fictitious load; And gather corresponding electric quantity data; This DC electronic load can be operated in to be decided electric current, decide voltage, decides resistance, decides power and five mode of operations of short circuit, the electric weight that need test through node measurement to be measured; Alterating and direct current tester 3 can Measuring Alternating Current Signal, the measurement of direct current signal and alternating current-direct current signal, and the bound that also possesses electric current, power is simultaneously set and the sound and light of alarm that transfinites; Realize that with transformer 5-2 and relay 5-3 input voltage changes in the voltage-operated device, relay 5-3 can realize switching through the PLC controller, but and the continuous transformation of manual adjustments voltage, among the present invention, the quantity of relay 5-3 is 9; Temperature measuring equipment is realized the temperature survey of two-way power supply through PLC controller and temperature-measuring module 6-1, utilizes the PT100 temperature sensor chip to gather environment temperature; Communicating by letter between last level controller 4 main realization systems and each device accomplished data acquisition, preservation, analysis and printing function, and whether qualified the present invention simultaneously have automatic testing product function.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (9)
1. LED Switching Power Supply proving installation; It is characterized in that: comprise have multiple can free switching working mode and can carry out the electric quantity signal in LED Switching Power Supply to be tested (1) practical work process synchronous acquisition variable electronic load (2), to the related electrical parameters in variable electronic load (2) current supply circuit detect in real time and tackle mutually institute's detection signal carry out analyzing and processing alterating and direct current tester (3), to the input voltage of transporting to LED Switching Power Supply to be tested (1) control the voltage-operated device of adjustment, temperature test device that the environment temperature in LED Switching Power Supply to be tested (1) course of work is detected in real time and the last level controller (4) that joins with variable electronic load (2), alterating and direct current tester (3), said voltage-operated device and said temperature test device respectively, LED Switching Power Supply to be tested (1) is joined with variable electronic load (2).
2. according to the described LED Switching Power Supply of claim 1 proving installation; It is characterized in that: the transformer (5-2) that said voltage-operated device comprises the voltage control module (5-1) of joining with last level controller (4), controlled and the magnitude of voltage of the input voltage of transporting to LED Switching Power Supply to be tested (1) is regulated by voltage control module (5-1), a plurality ofly join with transformer (5-2) respectively and the transformation ratio of said transformer (5-2) is controlled the relay (5-3) of adjustment and the Programmable Logic Controller (5-4) that a plurality of said relays (5-3) are controlled synchronously; A plurality of said relays (5-3) join with transformer (5-2) and Programmable Logic Controller (5-4) respectively, and said transformer (5-2) joins with voltage control module (5-1); Said voltage control module (5-1) is joined with last level controller (4).
3. according to the described LED Switching Power Supply of claim 2 proving installation; It is characterized in that: a plurality of temperature sensors (6-2) that said temperature test device comprises the temperature-measuring module (6-1) that joins with last level controller (4) and joins with temperature-measuring module (6-1) respectively and the environment temperature in LED Switching Power Supply to be tested (1) course of work is detected in real time, a plurality of said temperature sensors (6-2) all join with Programmable Logic Controller (5-4).
4. according to the described LED Switching Power Supply of claim 3 proving installation, it is characterized in that: said Programmable Logic Controller (5-4) is the PLC controller.
5. according to claim 3 or 4 described LED Switching Power Supply proving installations, it is characterized in that: the quantity of said temperature sensor (6-2) is two.
6. according to claim 3 or 4 described LED Switching Power Supply proving installations, it is characterized in that: said temperature sensor (6-2) is the PT100 temperature sensor chip.
7. according to the described LED Switching Power Supply of each claim proving installation in the claim 1 to 4, it is characterized in that: said upward level controller (4) is a PC.
8. according to the described LED Switching Power Supply of each claim proving installation in the claim 1 to 4, it is characterized in that: also comprise the printer (7) that joins with last level controller (4).
9. according to the described LED Switching Power Supply of each claim proving installation in the claim 1 to 4, it is characterized in that: said variable electronic load (2) is the DC electronic load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105688787A CN102486533A (en) | 2010-12-01 | 2010-12-01 | LED switching power supply test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105688787A CN102486533A (en) | 2010-12-01 | 2010-12-01 | LED switching power supply test device |
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| CN102486533A true CN102486533A (en) | 2012-06-06 |
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| CN2010105688787A Pending CN102486533A (en) | 2010-12-01 | 2010-12-01 | LED switching power supply test device |
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Cited By (7)
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| CN103852734A (en) * | 2014-03-03 | 2014-06-11 | 徐州市恒源电器有限公司 | Automatic continuous bump impact test circuit and test method of automatic continuous bump impact test circuit |
| CN104730444A (en) * | 2015-04-16 | 2015-06-24 | 顺德职业技术学院 | Multifunctional LED lamp test machine |
| CN104749534A (en) * | 2015-04-16 | 2015-07-01 | 顺德职业技术学院 | LED lamp tester based on PLC control system |
| CN105676148A (en) * | 2016-04-25 | 2016-06-15 | 浪潮电子信息产业股份有限公司 | Apparatus for improving automated testing efficiency of switching power supplies and programming method |
| CN107367700A (en) * | 2016-05-11 | 2017-11-21 | 美芯晟科技（北京）有限公司 | The detection circuit and detection method of a kind of LED switch power supply |
| CN109633481A (en) * | 2018-12-27 | 2019-04-16 | 通标标准技术服务有限公司 | LED power security test automation system |
| CN112505577A (en) * | 2020-11-10 | 2021-03-16 | 武汉锐科光纤激光技术股份有限公司 | AC/DC switching power supply function test system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103852734A (en) * | 2014-03-03 | 2014-06-11 | 徐州市恒源电器有限公司 | Automatic continuous bump impact test circuit and test method of automatic continuous bump impact test circuit |
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| CN104730444A (en) * | 2015-04-16 | 2015-06-24 | 顺德职业技术学院 | Multifunctional LED lamp test machine |
| CN104749534A (en) * | 2015-04-16 | 2015-07-01 | 顺德职业技术学院 | LED lamp tester based on PLC control system |
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| CN109633481A (en) * | 2018-12-27 | 2019-04-16 | 通标标准技术服务有限公司 | LED power security test automation system |
| CN112505577A (en) * | 2020-11-10 | 2021-03-16 | 武汉锐科光纤激光技术股份有限公司 | AC/DC switching power supply function test system |
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Application publication date: 20120606 |