CN107148110A - A kind of LED lamp aging equipment - Google Patents
A kind of LED lamp aging equipment Download PDFInfo
- Publication number
- CN107148110A CN107148110A CN201710370932.9A CN201710370932A CN107148110A CN 107148110 A CN107148110 A CN 107148110A CN 201710370932 A CN201710370932 A CN 201710370932A CN 107148110 A CN107148110 A CN 107148110A
- Authority
- CN
- China
- Prior art keywords
- led lamp
- support mechanism
- ageing rack
- aging equipment
- lamp aging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
- H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electroluminescent Light Sources (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
The invention discloses a kind of LED lamp aging equipment, including support mechanism, transmission mechanism, ageing rack and electrical apparatus control system, the support mechanism and transmission mechanism are installed on the inside of ageing rack, the transmission mechanism drives support mechanism to move to the other end by one end of ageing rack, and the ageing rack internally forms whole burn-in test region；The electrical apparatus control system carries out intelligent control to transmission mechanism and ageing rack.This LED lamp aging equipment, LED lamp is positioned in support mechanism and wiring is powered and carries out burn-in test, transmission mechanism drives support mechanism to be moved, when moving in the equipment of packaging process, LED lamp then completes burn-in test, and the various performance parameters in ageing process are collected, test result is comprehensively reliable, and testing efficiency is high.
Description
Technical field
The present invention relates to the technical field of LED illumination lamp test, more particularly, to a kind of LED lamp aging equipment.
Background technology
LED be it is a kind of can convert electrical energy into the solid-state semiconductor device of visible ray, it can directly by electric energy turn
Luminous energy is turned to, has the advantages that high brightness, low power consuming, environmental protection, long lifespan, impact resistance and performance are stable.Due to LED light sources
Various advantages with the above so that it is widely used in lighting field.
As other electronic products, LED needs to carry out degradation in R＆D process, with during excluding use
Issuable failure, is so conducive to the stabilization of properties of product.In existing LED aging equipment, due to aging production line
It is fixed, the aging equipment of LED is usually located at aging workshop, it is necessary to which operating personnel carry after LED is produced
To aging workshop and progress performance burn-in test is positioned in ageing oven, then accesses power supply, this aging equipment has process
It is many, the problem of efficiency is low.
And existing senile experiment equipment is in the research and development of products stage, mostly using the conventional method lighted for a long time in list
Senile experiment is carried out under one voltage, the results contrast being achieved in that is unilateral, it is impossible to which the performance to whole lamp is tested comprehensively.
Therefore, a kind of burn-in test efficiency high, and the comprehensive LED lamp aging equipment of test result how are designed,
It is the technical problem that those skilled in the art needs to solve.
The content of the invention
In order to solve the above mentioned problem of prior art presence, the invention provides a kind of LED lamp aging equipment, by LED
Light fixture, which is positioned in support mechanism, and wiring is powered carries out burn-in test, and transmission mechanism drives support mechanism to be moved, works as fortune
In the equipment for moving packaging process, LED lamp then completes burn-in test, and collects the ginseng of the properties in ageing process
Number, test result is comprehensively reliable, and testing efficiency is high.
To achieve these goals, the invention provides following technical scheme：
A kind of LED lamp aging equipment, including support mechanism, transmission mechanism, ageing rack and electrical apparatus control system, the support machine
Structure and transmission mechanism are installed on the inside of ageing rack, and the transmission mechanism drives support mechanism to be moved to separately by one end of ageing rack
One end, the ageing rack internally forms whole burn-in test region；The electrical apparatus control system is to transmission mechanism and ageing rack
Carry out intelligent control.
During burn-in test, LED lamp is positioned in support mechanism, and LED lamp is driven from aging by transmission mechanism
One end of frame starts movement, and whole LED lamp aging equipment carries out performance burn-in test to light fixture during movement, when
When LED lamp reaches the other end of ageing rack, then burn-in test is completed, and collect the ginseng of the properties in ageing process
Number.Electrical apparatus control system is designed exploitation for light fixture aging equipment, and program can flexibly be worked out, and can automatically adjust voltage
And electric current, aging interlude is set according to testing requirement, the aging conditions to light fixture in ageing rack are monitored, it is ensured that old
Change the reliability and stability of test process.
As further describing for technical scheme, the support mechanism includes supporting plate, insulating barrier, connection
Plate, wiring device assembly, air switch and conduction brush, the air switch and conduction brush are fixedly installed in the bottom of supporting plate；It is described
Insulating barrier is fixedly installed on supporting plate, and the top of the insulating barrier side is fixedly connected with connecting plate；The electric wire connecting junction group
Part is fixedly installed on connecting plate.
Insulating barrier keeps apart supporting plate with light fixture, electrical equipment, it is ensured that operation safety, while protecting light fixture product not scraped
Flower.Air switch can effectively ensure that the circuit safety of support mechanism, be that can disconnect playing a protective role automatically running into short circuit.
Conduction brush is made of red copper block, it is ensured that excellent energization performance.
As further describing for technical scheme, the wiring device assembly include binding clip, wire casing bottom plate and
Slot cover plate, the binding clip is uniformly distributed along wire casing bottom plate on connecting plate, and the slot cover plate is fixed with wire casing bottom plate
Connection.
Binding clip is connected on connecting plate by multiply copper core, and the test useful load of light fixture product is improved to greatest extent,
And light fixture is quickly attached.Slot cover plate covers wire casing bottom plate, covers exposed wiring hole position, it is ensured that circuit is run
Safety.
As further describing for technical scheme, the transmission mechanism includes driving-chain, drive, power transmission shaft
And servomotor, the driving-chain is fixedly connected with support mechanism, and the servomotor drives drive, power transmission shaft and driving-chain
Moved, the servomotor is controlled by electrical apparatus control system.
Transmission mechanism considers long range, the factor of big load in parts selection, it is ensured that the power for exporting servomotor
It is converted into transportation power.And servomotor is controlled by electrical apparatus control system, transmission can be adjusted according to test intensity
Speed.
As further describing for technical scheme, the ageing rack includes main frame body, insulating pad and conduction
Rail, the conductor rail is fixedly installed on main frame body by insulating pad, and the conductor rail passes through conduction brush and support mechanism electricity
Connection.Conductor rail is set to different aging voltages, support mechanism passes through conductor rail electricity of the conduction brush from the different voltages of offer
Connection, such LED lamp then carries out burn-in test under different voltage, so as to allow light fixture product simulation in different building rings
Worked under border, collection obtains more fully ageing test result.
As further describing for technical scheme, the ageing rack also includes shadow shield, slide rail and cover plate, institute
State slide rail to be respectively arranged above and below main frame body both sides, the shadow shield is slidably mounted in slide rail；The shadow shield
The surrounding of main frame body is installed on cover plate.Slide rail is provided with above and below every side of the main frame body left and right sides, two layers
Shadow shield is installed in slide rail, and such shadow shield can be moved in slide rail.
As further describing for technical scheme, the shadow shield is semitransparent tawny shadow shield, dark brown screening
Tabula rasa can shelter from the strong light that light fixture product in ageing process is sent, simultaneously because shadow shield is set to translucent, tester
Member can be visually observed that the working order inside ageing rack, it is to avoid eyes are injured by strong light.
As further describing for technical scheme, the electrical apparatus control system includes electric control cabinet, described
Electric control cabinet is monitored to the machine operation of ageing rack.During burn-in test, electric control cabinet passes through industry
Touch-screen is controlled to whole circuit system.Graphic control panel can be shown to the various electrical component performance parameters of input at any time
Show, and sound and light of alarm is provided, so as to monitor the burn-in test situation of light fixture in real time.
Based on above-mentioned technical scheme, the technique effect that the present invention is obtained is：
（1）The LED lamp aging equipment that the present invention is provided, drives the LED lamp in support mechanism to be transported by transmission mechanism
It is dynamic, when in the equipment of support mechanism kinematic to packaging process, LED lamp then completes burn-in test, and collects ageing process
In various performance parameters, test result is comprehensively reliable, and testing efficiency is high.
（2）The LED lamp aging equipment of the present invention, can be incorporated into lamp production lines and baling line, complete production line
Integration, and during burn-in test, if any light fixture defective products, then can intuitively be found very much when burn-in test is completed
And judge, it is ensured that the qualification rate of packaging product, production efficiency is improved, while eliminating the process of carrying, life is reduced
Produce cost.
（3）The LED lamp aging equipment of the present invention, electrical apparatus control system is designed for the aging equipment of LED lamp
Exploitation, program can flexibly be worked out, and can automatically adjust voltage and current, and aging interlude is set according to testing requirement,
Overall monitor LED lamp carries out the various performance parameters during burn-in test, it is ensured that test result is accurate, comprehensive and reliable.
Brief description of the drawings
Fig. 1 is the structural representation of the LED lamp aging equipment of the present invention.
Fig. 2 is the explosive decomposition figure of the support mechanism of the present invention.
Fig. 3 is the partial structural diagram of the support mechanism of the present invention.
Fig. 4 is the partial structural diagram of the transmission mechanism of the present invention.
Fig. 5 is the explosive decomposition figure of the ageing rack of the present invention.
Fig. 6 is the partial top view of the ageing rack of the present invention.
Fig. 7 is the structural representation of the electric control cabinet of the present invention.
Embodiment
For the ease of understanding the present invention, the present invention is more fully retouched below in conjunction with accompanying drawing and specific embodiment
State.The better embodiment of the present invention is given in accompanying drawing.But, the present invention can be realized in many different forms, and
It is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is made in disclosure of the invention
Hold the more thorough comprehensive of understanding.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Embodiment 1
Fig. 1 gives the structural representation of the LED lamp aging equipment of the present embodiment, and Fig. 2 and Fig. 3 sets forth the present embodiment
Support mechanism explosive decomposition figure and partial structural diagram, Fig. 4 then gives the partial structural diagram of the present embodiment, ties
Close and refer to Fig. 1 ~ Fig. 4, a kind of LED lamp aging equipment, including support mechanism 1, transmission mechanism 2, ageing rack 3 and electrical equipment control system
System 4, wherein, support mechanism 1 and transmission mechanism 2 are installed on the inside of ageing rack 3, and transmission mechanism 2 drives support mechanism 1 by aging
One end of frame 3 moves to the other end, and ageing rack 3 internally forms whole burn-in test region.Meanwhile, 4 pairs of electrical apparatus control system
Transmission mechanism 2 and ageing rack 3 carry out intelligent control.
During burn-in test, LED lamp is positioned in support mechanism 1, by transmission mechanism 2 drive LED lamp from
One end setting in motion of ageing rack 3, whole LED lamp aging equipment carries out ageing of performance survey to light fixture during movement
Examination, when LED lamp reaches the other end of ageing rack 3, then completes burn-in test, and collect the items in ageing process
Can parameter.
It should be noted that electrical apparatus control system 4 is designed exploitation for light fixture aging equipment, program can flexibly be compiled
System, can automatically adjust voltage and current, and aging interlude, the aging to light fixture in ageing rack are set according to testing requirement
Situation is monitored, it is ensured that the reliability and stability of burn-in test process.
Support mechanism is further described below now, support mechanism 1 include supporting plate 11, insulating barrier 12, connecting plate 13,
Wiring device assembly 14, air switch 15 and conduction brush 16, air switch 15 and conduction brush 16 are fixedly installed in the bottom of supporting plate 11；
Insulating barrier 12 is fixedly installed on supporting plate 11, and the top of the side of insulating barrier 12 is fixedly connected with connecting plate 13；Electric wire connecting junction group
Part 14 is fixedly installed on connecting plate 13.
In support mechanism 1, supporting plate 11 is formed using the thick panel beatings of 2mm, surface baking vanish after machine-shaping, it is ensured that whole
Body performance, improves service life.Insulating barrier 12 keeps apart supporting plate 11 with light fixture, electrical equipment, it is ensured that operation safety, protects simultaneously
Shield light fixture product is not scratched.
With further reference to Fig. 2 and Fig. 3, wiring device assembly 14 includes binding clip 141, wire casing bottom plate 142 and slot cover plate
143, binding clip 141 is uniformly distributed along wire casing bottom plate 142 on connecting plate 13, and slot cover plate 143 is fixed with wire casing bottom plate 142
Connection.
Binding clip 141 is connected on connecting plate 13 by multiply copper core, and the survey of light fixture product can be improved to greatest extent
Trial assembly carrying capacity, and binding clip 141 is fast wiring clip, light fixture is quickly attached.The covering wire casing of slot cover plate 143 bottom
Plate 142, covers exposed wiring hole position, it is ensured that circuit operation safety.
Air switch 15 can effectively ensure that the circuit safety of support mechanism 1, is to disconnect automatically running into short circuit, plays
Protective effect.Conduction brush 16 is made of red copper block, it is ensured that excellent energization performance.
Transmission mechanism is introduced now, with further reference to Fig. 4, transmission mechanism 2 include driving-chain 21, drive 22,
Power transmission shaft 23 and servomotor 24, driving-chain 21 are fixedly connected with support mechanism 1, and servomotor 24 drives drive 22, transmission
Axle 23 and driving-chain 21 are moved, and servomotor 24 is controlled by electrical apparatus control system 4.Transmission mechanism 2 is in parts selection
When consider over long distances, the factor of big load, it is ensured that the power-conversion for exporting servomotor 24 be transportation power.In the present embodiment
In, driving-chain 21 has selected bipatch driving chain on material.It should be noted that servomotor 24 is by electrical apparatus control system
4 are controlled, and can adjust the speed of transmission according to test intensity.Transmission mechanism 2 has simple, practical and maintainable spy
Point so that the life-span of aging equipment is guaranteed.
Fig. 5 and Fig. 6 sets forth the explosive decomposition figure and partial top view of the ageing rack of the present embodiment, with reference to reference to figure
5 and Fig. 6, ageing rack 3 includes main frame body 31, insulating pad 32, conductor rail 33, shadow shield 34, slide rail 35 and cover plate 36.Wherein,
Conductor rail 33 is fixedly installed on main frame body 31 by insulating pad 32, and conductor rail 33 passes through conduction brush 16 and the electricity of support mechanism 1
Connection.
In the present embodiment, conductor rail 33 is set to different aging voltages, such support mechanism 1 passes through conduction brush 16
Electrically connected from the conductor rail 33 of the different voltages of offer, such LED lamp can then carry out burn-in test under different voltage, from
And allowing light fixture product simulation to work in different operating environments, collection obtains more fully ageing test result, it is ensured that light fixture
The performance of product.
In ageing rack 3, slide rail 35 is respectively arranged above and below the both sides of main frame body 31, and shadow shield 34 is slidably installed
In slide rail 35；Shadow shield 34 and cover plate 36 are installed on the surrounding of main frame body.Top in every side of the left and right sides of main frame body 31
With lower section there is provided slide rail 35, two layers of shadow shield 34 is installed in slide rail 35, such shadow shield 34 can enter in slide rail 36
Row movement.
It should be noted that shadow shield 34 is semitransparent tawny shadow shield, dark brown shadow shield can shelter from ageing process
The strong light that middle light fixture product is sent, simultaneously because shadow shield 34 is set to translucent, tester can be visually observed that always
Change the working order inside frame, it is to avoid eyes are injured by strong light.
Fig. 7 is the structural representation of the electric control cabinet of the present embodiment, and with reference to Fig. 6, electrical apparatus control system 4 includes electrical equipment control
Cabinet 41 processed, electric control cabinet 41 is monitored to the machine operation of ageing rack 3.During burn-in test, electrical equipment control
Cabinet 41 is controlled by graphic control panel to whole circuit system.Graphic control panel can at any time to input various electrical equipment
Energy parameter is shown, and provides sound and light of alarm, so as to monitor the burn-in test situation of light fixture in real time.
The LED lamp aging equipment of this present embodiment, can be incorporated into lamp production lines and baling line, complete production line
Integration.Down lamp, ceiling lamp etc. can be included with the light fixture of aging, in the present embodiment, also the LED lamp aging equipment can also
LED down lamp for 912 series carries out aging, and the small volume of Down lamp, the amount that LED lamp aging equipment can be aged can be with light fixture
Production line reaches balance.
During burn-in test, if any light fixture defective products, then can intuitively it be found very much simultaneously when burn-in test is completed
Judge, it is ensured that the qualification rate of packaging product, improve production efficiency, while eliminating the process of carrying, reduce production
Cost.
The structure example and explanation of the above content only present invention, it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these obviously replace shape
Formula belongs to protection scope of the present invention.
Claims (8)
1. a kind of LED lamp aging equipment, it is characterised in that including support mechanism（1）, transmission mechanism（2）, ageing rack（3）With
Electrical apparatus control system（4）, the support mechanism（1）And transmission mechanism（2）It is installed on ageing rack（3）Inside, the conveyer
Structure（2）Drive support mechanism（1）By ageing rack（3）One end move to the other end, the ageing rack（3）Internally formed whole
Burn-in test region；The electrical apparatus control system（4）To transmission mechanism（2）And ageing rack（3）Carry out intelligent control.
2. LED lamp aging equipment according to claim 1, it is characterised in that the support mechanism（1）Including supporting plate
（11）, insulating barrier（12）, connecting plate（13）, wiring device assembly（14）, air switch（15）And conduction brush（16）, the air
Switch（15）And conduction brush（16）It is fixedly installed in supporting plate（11）Bottom；The insulating barrier（12）It is fixedly installed in supporting plate
（11）On, the insulating barrier（12）The top of side and connecting plate（13）It is fixedly connected；The wiring device assembly（14）It is fixed
It is installed on connecting plate（13）On.
3. LED lamp aging equipment according to claim 2, it is characterised in that the wiring device assembly（14）Including connecing
Wire clamp（141）, wire casing bottom plate（142）And slot cover plate（143）, the binding clip（141）Along wire casing bottom plate（142）In connection
Plate（13）On be uniformly distributed, the slot cover plate（143）With wire casing bottom plate（142）It is fixedly connected.
4. LED lamp aging equipment according to claim 1, it is characterised in that the transmission mechanism（2）Including driving-chain
（21）, drive（22）, power transmission shaft（23）And servomotor（24）, the driving-chain（21）With support mechanism（1）It is fixedly connected,
The servomotor（24）Drive drive（22）, power transmission shaft（23）And driving-chain（21）Moved, the servomotor
（24）By electrical apparatus control system（4）It is controlled.
5. LED lamp aging equipment according to claim 1, it is characterised in that the ageing rack（3）Including main frame body
（31）, insulating pad（32）And conductor rail（33）, the conductor rail（33）Pass through insulating pad（32）It is fixedly installed in main frame body
（31）On, the conductor rail（33）Pass through conduction brush（16）With support mechanism（1）Electrical connection.
6. LED lamp aging equipment according to claim 5, it is characterised in that the ageing rack（3）Also include shadow shield
（34）, slide rail（35）And cover plate（36）, the slide rail（35）It is respectively arranged at main frame body（31）It is described above and below both sides
Shadow shield（34）It is slidably mounted on slide rail（35）In；The shadow shield（34）And cover plate（36）It is installed on main frame body（31）Four
Week.
7. LED lamp aging equipment according to claim 6, it is characterised in that the shadow shield（34）For translucent tea
Color shadow shield.
8. LED lamp aging equipment according to claim 1, it is characterised in that the electrical apparatus control system（4）Including electricity
Device switch board（41）, the electric control cabinet（41）To ageing rack（3）Machine operation be monitored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710370932.9A CN107148110B (en) | 2017-05-24 | 2017-05-24 | A kind of LED lamp aging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710370932.9A CN107148110B (en) | 2017-05-24 | 2017-05-24 | A kind of LED lamp aging equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107148110A true CN107148110A (en) | 2017-09-08 |
| CN107148110B CN107148110B (en) | 2019-07-23 |
Family
ID=59779156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710370932.9A Active CN107148110B (en) | 2017-05-24 | 2017-05-24 | A kind of LED lamp aging equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN107148110B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111650531A (en) * | 2020-06-17 | 2020-09-11 | 北京中丽制机电气有限公司 | Lamp tube aging device |
| CN116296858A (en) * | 2023-05-26 | 2023-06-23 | 常州市双佳电器有限公司 | Explosion-proof detection device of LED lamp |
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| CN202948090U (en) * | 2012-12-10 | 2013-05-22 | 安徽省辉煌照明科技发展有限公司 | Combined LED lamp panel detection apparatus |
| CN206698478U (en) * | 2017-05-24 | 2017-12-01 | 惠州雷士光电科技有限公司 | A kind of LED lamp aging equipment |
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| CN202057777U (en) * | 2011-01-04 | 2011-11-30 | 石比伟 | Vertical aging test production for bracket lamps |
| CN202903985U (en) * | 2012-09-21 | 2013-04-24 | 深圳市冠豪工业设备有限公司 | Multifunctional tooling plate for LED lamp aging test |
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| CN111650531A (en) * | 2020-06-17 | 2020-09-11 | 北京中丽制机电气有限公司 | Lamp tube aging device |
| CN116296858A (en) * | 2023-05-26 | 2023-06-23 | 常州市双佳电器有限公司 | Explosion-proof detection device of LED lamp |
| CN116296858B (en) * | 2023-05-26 | 2023-08-04 | 常州市双佳电器有限公司 | Explosion-proof detection device of LED lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107148110B (en) | 2019-07-23 |
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