CN204439802U - A kind of LED power testing apparatus - Google Patents
A kind of LED power testing apparatus Download PDFInfo
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- CN204439802U CN204439802U CN201420864815.XU CN201420864815U CN204439802U CN 204439802 U CN204439802 U CN 204439802U CN 201420864815 U CN201420864815 U CN 201420864815U CN 204439802 U CN204439802 U CN 204439802U
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- system control
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Abstract
The utility model discloses a kind of LED power testing apparatus, include fuselage and be installed on the variable-frequency power sources able to programme on fuselage, industrial computer, electronic load cabinet, system control device and proving installation, described fuselage is provided with worktable, worktable is provided with the jig plate suitable with the power panel tested, be provided with for being fixed tested power supply to make its accurate and AC above this jig plate, the air cylinder pressure plate that DC probe contacts, described proving installation comprises input interface circuit, display screen, system control box, AC voltage sampling circuit, AC current collecting circuit, electronic load module, power meter analysis module and IO control panel, variable-frequency power sources able to programme is connected with system control device, system control device is connected with electronic load, the utility model LED drives connecting plate test macro to develop specially for LED power, automatically can test tested LED power performance parameter, solve the problem of test duration in artificial test process, avoid the misjudgement and erroneous judgement that cause because the test duration is different in size, substantially increase testing efficiency and test accuracy, LED power manufacturing can be widely used in.
Description
Technical field
The utility model relates to checkout equipment art, refers in particular to a kind of LED power testing apparatus.
Background technology
LED developing history decades, but in the application of lighting field or new technology.Along with the fast development of LED technology, the progressively raising of its luminescence efficiency, the application market of LED will be more extensive, under the background raised once again in the worry of global energy shortage especially, LED more enjoys the whole world to attract attention in the prospect of illumination market, is thought that becoming the market that is expected most and maximum market at coming 10 years will be the maximum potential commodity replacing incandescent lamp, tungsten lamp and fluorescent light by industry.
In the test of LED drive power, method conventional is at present the input parameter exchanged with the test of some parameter tester, and direct current output realizes the electric current of direct current and the test of voltage parameter with multimeter after electronic load.Finally with manually carrying out read data and judging that whether product is qualified.The shortcoming of this test mode is whole test process trouble, and efficiency is low, and electronic load makes test result occur deviation because the volt-ampere characteristic problem of LED is not too applicable to being applied to LED power, easily causes erroneous judgement.
Therefore, a kind of convenient and swift, easy judgement is provided to provide, efficiency is high and accuracy is high LED power test macro solves above defect.
Utility model content
In view of this, the utility model is for the disappearance of prior art existence, and its fundamental purpose is to provide convenient and swift, easy judgement, efficiency is high and accuracy is high LED power test macro.
For achieving the above object, the utility model adopts following technical scheme: a kind of LED power testing apparatus, include fuselage and be installed on the variable-frequency power sources able to programme on fuselage, industrial computer, electronic load cabinet, system control device device and proving installation, described fuselage is provided with worktable, worktable is provided with the jig plate suitable with the power panel tested, be provided with for being fixed tested power supply to make its accurate and AC above this jig plate, the air cylinder pressure plate that DC probe contacts, described proving installation comprises input interface circuit, display screen, system control box, AC voltage sampling circuit, AC current collecting circuit, electronic load module, power meter analysis module and IO control panel, variable-frequency power sources able to programme is connected with system control device, system control device is connected with electronic load, first industrial computer controls the data acquisition that the variable-frequency power sources able to programme power meter module supplied power to inside electronic load cabinet carries out voltage, electric current, power power factor (PF), harmonic voltage, harmonic current, output voltage, output current, to electronic load after signal being exported by the input of product A C section, DC section by system control device, feed back to industrial computer through data acquisition and read data by display screen.
As a kind of preferred version, described system control device is also connected with and exchanges input short protection circuit, and described interchange input short protection circuit is connected with AC power.
As a kind of preferred version, described system control device is also connected with memory interface circuit.
As a kind of preferred version, described system control device is also connected with an interchange input and detects shorted lamp.
As a kind of preferred version, described system control device comprises keystroke interface circuit or Computer interface circuit.
As a kind of preferred version, described display screen is LCDs.
The utility model compared with prior art has obvious advantage and beneficial effect, the utility model LED drives connecting plate test macro to develop specially for LED power, automatically can test tested LED power performance parameter, solve the problem of test duration in artificial test process, avoid the misjudgement and erroneous judgement that cause because the test duration is different in size, substantially increase testing efficiency and test accuracy, LED power manufacturing can be widely used in.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of the embodiment of the utility model.
Accompanying drawing identifier declaration:
Fuselage 10, worktable 11,
Jig plate 12, air cylinder pressure plate 13,
Variable-frequency power sources 20 able to programme, industrial computer 30,
Electronic load cabinet 40, system control device device 50,
Proving installation 60, display screen 61.
Embodiment
Please refer to shown in Fig. 1, which show the concrete structure of the preferred embodiment of the utility model, a kind of LED power testing apparatus, includes fuselage 10 and is installed on variable-frequency power sources able to programme 20, industrial computer 30, electronic load cabinet 40, system control device device 50 and the proving installation 60 on fuselage 10.
Wherein, this fuselage 10 is provided with worktable 11, and worktable 11 is provided with the jig plate 12 suitable with the power panel tested, and is provided with the air cylinder pressure plate 13 accurately contacted with AC, DC probe to make it for being fixed tested power supply above this jig plate 12.
This proving installation 60 comprises input interface circuit, display screen 61, system control box, AC voltage sampling circuit, AC current collecting circuit, electronic load module, power meter analysis module and IO control panel; This display screen is LCDs.This variable-frequency power sources able to programme is connected with system control device, system control device is connected with electronic load, first industrial computer controls the data acquisition that the variable-frequency power sources able to programme power meter module supplied power to inside electronic load cabinet carries out voltage, electric current, power power factor (PF), harmonic voltage, harmonic current, output voltage, output current, to electronic load after signal being exported by the input of product A C section, DC section by system control device, feed back to industrial computer through data acquisition and read data by display screen.
This system control device 50 is also connected with and exchanges input short protection circuit, and this interchange input short protection circuit is connected with AC power.
This system control device 50 is also connected with memory interface circuit.
This system control device 50 is also connected with an interchange input and detects shorted lamp.
This system control device 50 is provided with keystroke interface circuit or Computer interface circuit.
In the present embodiment, described input interface circuit keystroke interface circuit and Computer interface circuit, described keystroke interface circuit is all connected with described system control device with Computer interface circuit, thus realizes respectively manually and automatically inputting two kinds of test patterns.According to automatic input pattern, then by the bound at computer installation electric current and voltage parameter, and by system microcontroller, automatic decision is carried out to the product do not met the demands, realize automatically testing.And automatically stored in computer file, if also will produce next time, only can also need call source file and just can automatically test for set parameter.Greatly can improve testing efficiency like this, alleviate the work load of operator.
The power panel of test is connected with jig plate, controlling to be fixed by cylinder makes tested power supply accurately and AC, DC probe contacts, variable-frequency power sources able to programme is connected with system control device, system control device is connected with electronic load, first Industry Control computer controls the power meter module that Programmable AC Power Source supplies power to inside electronic load cabinet and carries out voltage, electric current, power power factor (PF), harmonic voltage, harmonic current, output voltage, the data acquisition of output current etc., by system control device, signal is inputted by product A C section, to electronic load after DC section exports, feed back to Industry Control computer through data acquisition and read data by professional software.And in this example, described display screen is 19 cun of LCDs, be connected the test result showing institute's test products with industrial PC.
Described system control device is connected with input AC function of short circuit detection, for harmonics circuit, in traditional test macro, needs artificial cut-out circuit to prevent from protecting this circuit to cause unnecessary power attenuation.And in this example, described under system control device, automatically judging whether to enable harmonics circuit by detecting input circuit, reaching the effect and protection circuit of saving energy consumption.
Described system control device is also connected with and exchanges input short defencive function, avoids damaging personnel and product, in order to avoid cause accident.
Describedly also be connected to via memory interface circuit one circumscribed USB or a USB flash disk for controller, thus can real-time storage test data, be beneficial to QC personnel inspection after client.
When enabling this test macro, need first to carry out initialization to system, when start key button, system detects input AC electric current, voltage and output DC current and voltage, if test product short circuit, and the direct light prompting short circuit of system short-circuit guard lamp.
Of the present utility modelly to focus on: the utility model LED drives connecting plate test macro to develop specially for LED power, automatically can test tested LED power performance parameter, solve the problem of test duration in artificial test process, avoid the misjudgement and erroneous judgement that cause because the test duration is different in size, substantially increase testing efficiency and test accuracy, LED power manufacturing can be widely used in.
The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every according to technical spirit of the present utility model to any trickle amendment made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. a LED power testing apparatus, it is characterized in that: include fuselage and be installed on the variable-frequency power sources able to programme on fuselage, industrial computer, electronic load cabinet, system control device device and proving installation, described fuselage is provided with worktable, worktable is provided with the jig plate suitable with the power panel tested, be provided with for being fixed tested power supply to make its accurate and AC above this jig plate, the air cylinder pressure plate that DC probe contacts, described proving installation comprises input interface circuit, display screen, system control box, AC voltage sampling circuit, AC current collecting circuit, electronic load module, power meter analysis module and IO control panel, variable-frequency power sources able to programme is connected with system control device, system control device is connected with electronic load, first industrial computer controls the data acquisition that the variable-frequency power sources able to programme power meter module supplied power to inside electronic load cabinet carries out voltage, electric current, power power factor (PF), harmonic voltage, harmonic current, output voltage, output current, to electronic load after signal being exported by the input of product A C section, DC section by system control device, feed back to industrial computer through data acquisition and read data by display screen.
2. a kind of LED power testing apparatus according to claim 1, is characterized in that: described system control device is also connected with and exchanges input short protection circuit, and this interchange input short protection circuit is connected with AC power.
3. a kind of LED power testing apparatus according to claim 1, is characterized in that: described system control device is also connected with memory interface circuit.
4. a kind of LED power testing apparatus according to claim 1, is characterized in that: described system control device is also connected with an interchange input and detects shorted lamp.
5. a kind of LED power testing apparatus according to claim 1, is characterized in that: described system control device comprises keystroke interface circuit or Computer interface circuit.
6. a kind of LED power testing apparatus according to claim 1, is characterized in that: described display screen is liquid crystal display touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864815.XU CN204439802U (en) | 2014-12-31 | 2014-12-31 | A kind of LED power testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864815.XU CN204439802U (en) | 2014-12-31 | 2014-12-31 | A kind of LED power testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204439802U true CN204439802U (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420864815.XU Expired - Fee Related CN204439802U (en) | 2014-12-31 | 2014-12-31 | A kind of LED power testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204439802U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597412A (en) * | 2014-12-31 | 2015-05-06 | 东莞市沃锐电子有限公司 | LED power testing device |
| CN109298353A (en) * | 2018-10-25 | 2019-02-01 | 江苏理工学院 | LED drive power test macro based on LabVIEW |
| CN112629590A (en) * | 2020-12-16 | 2021-04-09 | 江苏烨明光电有限公司 | Multifunctional detection device for LED driving power supply and working method thereof |
-
2014
- 2014-12-31 CN CN201420864815.XU patent/CN204439802U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597412A (en) * | 2014-12-31 | 2015-05-06 | 东莞市沃锐电子有限公司 | LED power testing device |
| CN109298353A (en) * | 2018-10-25 | 2019-02-01 | 江苏理工学院 | LED drive power test macro based on LabVIEW |
| CN112629590A (en) * | 2020-12-16 | 2021-04-09 | 江苏烨明光电有限公司 | Multifunctional detection device for LED driving power supply and working method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20161231 |