CN107466129A - A kind of new type explosion proof LED senses tunnel lamp - Google Patents
A kind of new type explosion proof LED senses tunnel lamp Download PDFInfo
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- CN107466129A CN107466129A CN201710656744.2A CN201710656744A CN107466129A CN 107466129 A CN107466129 A CN 107466129A CN 201710656744 A CN201710656744 A CN 201710656744A CN 107466129 A CN107466129 A CN 107466129A
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- resistance
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- chip microcomputer
- operational amplifier
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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]
- H05B45/10—Controlling the intensity of the light
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- Circuit Arrangement For Electric Light Sources In General (AREA)
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Abstract
The invention discloses a kind of new type explosion proof LED to sense tunnel lamp, including control circuit, the control circuit includes signal transmitting reception processing unit, signal screening unit, single-chip microcomputer and control power subsystem, signal transmitting reception processing unit is connected with signal screening unit and single-chip microcomputer, signal screening unit is connected with single-chip microcomputer, and single-chip microcomputer is connected with control power subsystem.The present invention utilizes doppler principle, triode Q1 launches and received high-frequency microwave signal by ring shaped conductor, after signal amplification screening and single-chip microcomputer identifying processing, give signal Real-time Feedback to control power subsystem, when when coal mine down-hole tunnel has personnel or mobile device occurs, the timely automated sensing of light fixture is automatically controlled in real time, reaches the effect of energy-conservation.
Description
Technical field
The invention belongs to mining technical field of auxiliary equipment, and in particular to a kind of new type explosion proof LED senses tunnel lamp.
Background technology
Tunnel lamp is widely used in making in the coal mine down-hole tunnel and chamber of the explosive mixture gas such as methane, coal dust
Fixed illumination.Traditional tunnel lamp source generally use incandescent lamp, electricity-saving lamp, sodium vapor lamp etc., these light sources have that light efficiency is low, consumption
The defects of electricity is big, lighting angle is small, short life, and almost daily 24 small durations are bright for tunnel lamp, moved in nobody or equipment
When tunnel lamp normally light and both waste electric energy, shorten the service life of light fixture again.
The content of the invention
The present invention is to solve existing tunnel lamp is lighted for a long time, electric energy is wasted, the technical problems such as lamp life is short, so as to
There is provided one kind can automatically adjust according to ambient condition, all light of light fixture 100% when someone and object move；When people and object leave nothing
During sensing, for glimmer to ensure tunnel normal use, energy-saving effect is obvious, while can extend the light fixture longevity after light fixture delay a period of time
The new type explosion proof LED sensing tunnel lamps of life.
In order to solve the above technical problems, the technical solution adopted in the present invention is as follows：
A kind of new type explosion proof LED senses tunnel lamp, including control circuit, and the control circuit includes signal transmitting reception processing list
Member, signal screening unit, single-chip microcomputer and control power subsystem, signal transmitting reception processing unit and signal screening unit and monolithic
Machine is connected, and signal screening unit is connected with single-chip microcomputer, and single-chip microcomputer is connected with control power subsystem.
The signal transmitting reception processing unit includes triode Q1, the U3 of operational amplifier I and ring shaped conductor；Triode Q1
Base stage b be connected between pull-up resistor R5 and pull down resistor R20, pull-up resistor R5 and pull down resistor R20 are connected in series, and on
Pull-up resistor R5 is connected with power supply VCC, pull down resistor R20 ground connection；Triode Q1 emitter e is grounded through pull down resistor R19；
Triode Q1 colelctor electrode c is connected through ring shaped conductor and pull-up resistor R22 with power supply VCC；Ring shaped conductor and pull-up resistor
R22 is connected in series；The U3 of operational amplifier I reverse input end is connected to annular by the resistance R3 and electric capacity C7 that are connected in series and led
Between body and pull-up resistor R22；And the U3 of operational amplifier I output is connected between resistance R3 and electric capacity C7 by resistance R2
End, the resistance R8 and electric capacity C6 that the U3 of operational amplifier I reverse input end is concatenated and the U3 of operational amplifier I output end connect
Connect；The U3 of operational amplifier I positive input is grounded through pull down resistor R14, and pull down resistor R14 passes through resistance R6 and power supply electricity
Source VCC connections；The 5th pin that resistance R13, resistance R13 and single-chip microcomputer U1 are connected between resistance R6 and pull down resistor R14 connects
Connect；The U3 of operational amplifier I positive input is connected between resistance R3 and electric capacity C7 by electric capacity C81；The U3 of operational amplifier I
Output end be connected with the U3 of operational amplifier II of signal screening unit positive input.
The signal screening unit includes the U3 of operational amplifier II, photodiode D1 and diode D2；Operational amplifier
II U3 positive input is connected with the U3 of operational amplifier I output end, and the U3 of operational amplifier II positive input passes through
The pull-up resistor R9 and pull-up resistor R1 being connected in series are connected with power supply VCC；The U3 of operational amplifier II reverse input end
It is connected through electric capacity C5 with power supply VCC；And the U3 of operational amplifier II reverse input end is connected to pull-up resistor R9 and pull-up
Between resistance R1；The U3 of operational amplifier II the first feeder ear is connected with power supply VCC, and the secondth of the U3 of operational amplifier II the
Feeder ear is grounded；The U3 of operational amplifier II output end is connected through resistance R10 with single-chip microcomputer U2 the 2nd pin；And in single-chip microcomputer
The 2nd pin and the 5th pin between be provided with two parallel circuits, respectively the first parallel circuit and the second parallel circuit, institute
Photodiode D1 and diode D2 that the first parallel circuit includes being connected in series are stated, photodiode D1 negative pole is connected to electricity
Between the 2nd pin for hindering R10 and single-chip microcomputer U2, photodiode D1 positive pole is connected with diode D2 positive pole, diode D2
Negative pole be connected to signal transmitting reception processing unit resistance R13 and single-chip microcomputer U1 the 5th pin between；Described second simultaneously
Connection circuit includes the resistance R11 and electric capacity C10 that are connected in series, and resistance R11 one end is connected to the of resistance R10 and single-chip microcomputer U2
Between 2 pins, the resistance R11 other end is connected to electric capacity C10 one end, and the electric capacity C10 other end is connected to signal transmitting and connect
Between the 5th pin for receiving the resistance R13 and single-chip microcomputer U1 of processing unit；And between resistance R11 and electric capacity C10 with electric capacity C9 one
End connection, the electric capacity C9 other end are connected with single-chip microcomputer U2 the 4th pin.
The 1st pin of the single-chip microcomputer U2 is directly connected with power supply VCC；Single-chip microcomputer U2 the 3rd pin is connected to electricity
Between hindering R7 and resistance R15, resistance R7 and resistance R15 are connected in series, and resistance R7 is connected with power supply VCC, and resistance R15 connects
Ground；Single-chip microcomputer U2 the 6th pin is connected between resistance R7 and resistance R15 by resistance R12；Single-chip microcomputer U2 the 8th pin connects
Ground；The 3rd pin that single-chip microcomputer U2 the 7th pin is connected to the relay J1 of control power subsystem through resistance R4 connects.
The control power subsystem includes relay J1 and voltage stabilizing chip U1, relay J1 the 2nd pin ground connection, relay
J1 the 1st pin is connected with voltage stabilizing chip U1 the 3rd pin；Voltage stabilizing chip U1 the 2nd pin ground connection；The 1st of voltage stabilizing chip U1
Pin is connected with power supply VCC, and is provided with several simultaneously between voltage stabilizing chip U1 the 1st pin and power supply VCC
Join the filtering channel set.
The filtering channel is four, respectively the first filtering channel, the second filtering channel, the 3rd filtering channel and the 4th
Filtering channel, the first filtering channel include filter resistance C1, and filter resistance C1 one end is connected to voltage stabilizing chip U1 the 1st pin
Between power supply VCC, filter resistance C1 other end ground connection；Second filtering channel includes filter resistance C2, filter resistance
C2 one end is connected between voltage stabilizing chip U1 the 1st pin and power supply VCC, filter resistance C2 other end ground connection；The
Three filtering channels include filter resistance C3, and filter resistance C3 one end is connected to voltage stabilizing chip U1 the 1st pin and power supply
Between VCC, filter resistance C3 other end ground connection；4th filtering channel includes filter resistance C4, and filter resistance C4 one end connects
It is connected between voltage stabilizing chip U1 the 1st pin and power supply VCC, filter resistance C4 other end ground connection.
The triode Q1 of signal transmitting reception processing unit in the present invention passes through the outside transmission signal of ring shaped conductor, annular
Conductor simultaneously receives the signal that reflects, receives and transmits after the signal reflected to being amplified place in the U3 of operational amplifier I
Reason, the signal after amplification are transmitted to signal screening unit, and the U3 of operational amplifier II of signal screening unit after signal screening to passing
Transport in single-chip microcomputer, single-chip microcomputer receives screening signal and photodiode D1 signal is handled, and sends to control power supply
On the relay J1 of unit, the bright and bright duration of light fixture is controlled.The present invention utilizes doppler principle, and triode Q1 passes through ring
High-frequency microwave signal is launched and received to shape conductor, after signal amplification screening and single-chip microcomputer identifying processing, by signal Real-time Feedback
Control power subsystem is given, when when coal mine down-hole tunnel there are personnel or mobile device occurs, it is timely to automatically control light fixture in real time
Automatic sensing, reach the effect of energy-conservation.
Brief description of the drawings
Fig. 1 is the circuit diagram of the present invention.
Embodiment
As shown in figure 1, a kind of new type explosion proof LED sensings tunnel lamp, including control circuit, the control circuit include signal
Launch reception processing unit, signal screening unit, single-chip microcomputer and control power subsystem, signal transmitting reception processing unit and signal
Screening unit is connected with single-chip microcomputer, and signal screening unit is connected with single-chip microcomputer, and single-chip microcomputer is connected with control power subsystem.
Specifically, the signal transmitting reception processing unit includes triode Q1, the U3 of operational amplifier I and ring shaped conductor；
Triode Q1 base stage b is connected between pull-up resistor R5 and pull down resistor R20, pull-up resistor R5 and pull down resistor R20 series connection
Connection, and pull-up resistor R5 is connected with power supply VCC, pull down resistor R20 ground connection；Triode Q1 emitter e is through drop-down electricity
Hinder R19 ground connection；Triode Q1 colelctor electrode c is connected through ring shaped conductor and pull-up resistor R22 with power supply VCC；Ring shaped conductor
It is connected in series with pull-up resistor R22；The U3 of operational amplifier I reverse input end is connected by the resistance R3 and electric capacity C7 being connected in series
It is connected between ring shaped conductor and pull-up resistor R22；And operational amplifier I is connected to by resistance R2 between resistance R3 and electric capacity C7
U3 output end, resistance R8 that the U3 of operational amplifier I reverse input end is concatenated and the electric capacity C6 and U3's of operational amplifier I is defeated
Go out end connection；The U3 of operational amplifier I positive input through pull down resistor R14 be grounded, and pull down resistor R14 by resistance R6 with
Power supply VCC connections；The 5th of resistance R13, resistance R13 and single-chip microcomputer U1 the is connected between resistance R6 and pull down resistor R14
Pin connects；The U3 of operational amplifier I positive input is connected between resistance R3 and electric capacity C7 by electric capacity C81；Computing is put
The big U3 of device I output end is connected with the U3 of operational amplifier II of signal screening unit positive input.
The signal screening unit includes the U3 of operational amplifier II, photodiode D1 and diode D2；Operational amplifier
II U3 positive input is connected with the U3 of operational amplifier I output end, and the U3 of operational amplifier II positive input passes through
The pull-up resistor R9 and pull-up resistor R1 being connected in series are connected with power supply VCC；The U3 of operational amplifier II reverse input end
It is connected through electric capacity C5 with power supply VCC；And the U3 of operational amplifier II reverse input end is connected to pull-up resistor R9 and pull-up
Between resistance R1；The U3 of operational amplifier II the first feeder ear is connected with power supply VCC, and the second of the U3 of operational amplifier II supplies
Electric end ground connection；The U3 of operational amplifier II output end is connected through resistance R10 with single-chip microcomputer U2 the 2nd pin；And in single-chip microcomputer
Two parallel circuits, respectively the first parallel circuit and the second parallel circuit are provided between 2nd pin and the 5th pin, it is described
First parallel circuit includes the photodiode D1 and diode D2 being connected in series, and photodiode D1 negative pole is connected to resistance
Between R10 and single-chip microcomputer U2 the 2nd pin, photodiode D1 positive pole is connected with diode D2 positive pole, diode D2's
Negative pole is connected between the resistance R13 and single-chip microcomputer U1 of signal transmitting reception processing unit the 5th pin；Described second electricity in parallel
Road includes the resistance R11 and electric capacity C10 being connected in series, and resistance R11 one end is connected to resistance R10 and single-chip microcomputer U2 the 2nd pipe
Between pin, the resistance R11 other end is connected to electric capacity C10 one end, and the electric capacity C10 other end is connected to signal transmitting receiving area
Between the 5th pin for managing the resistance R13 and single-chip microcomputer U1 of unit；And one end between resistance R11 and electric capacity C10 with electric capacity C9 connects
Connect, the electric capacity C9 other end is connected with single-chip microcomputer U2 the 4th pin.
The 1st pin of the single-chip microcomputer U2 is directly connected with power supply VCC；Single-chip microcomputer U2 the 3rd pin is connected to electricity
Between hindering R7 and resistance R15, resistance R7 and resistance R15 are connected in series, and resistance R7 is connected with power supply VCC, and resistance R15 connects
Ground；Single-chip microcomputer U2 the 6th pin is connected between resistance R7 and resistance R15 by resistance R12；Single-chip microcomputer U2 the 8th pin connects
Ground；The 3rd pin that single-chip microcomputer U2 the 7th pin is connected to the relay J1 of control power subsystem through resistance R4 connects.
The control power subsystem includes relay J1 and voltage stabilizing chip U1, relay J1 the 2nd pin ground connection, relay
J1 the first pin is connected with voltage stabilizing chip U1 the 3rd pin；Voltage stabilizing chip U1 the 2nd pin ground connection；The 1st of voltage stabilizing chip U1
Pin is connected with power supply VCC, and is provided with several simultaneously between voltage stabilizing chip U1 the 1st pin and power supply VCC
Join the filtering channel set.
The filtering channel is four, respectively the first filtering channel, the second filtering channel, the 3rd filtering channel and the 4th
Filtering channel, the first filtering channel include filter resistance C1, and filter resistance C1 one end is connected to voltage stabilizing chip U1 the first pipe
Between pin and power supply VCC, filter resistance C1 other end ground connection；Second filtering channel includes filter resistance C2, filtered electrical
Resistance C2 one end is connected between voltage stabilizing chip U1 the 1st pin and power supply VCC, filter resistance C2 other end ground connection；
3rd filtering channel includes filter resistance C3, and filter resistance C3 one end is connected to voltage stabilizing chip U1 the 1st pin and power supply electricity
Between the VCC of source, filter resistance C3 other end ground connection；4th filtering channel includes filter resistance C4, filter resistance C4 one end
It is connected between voltage stabilizing chip U1 the 1st pin and power supply VCC, filter resistance C4 other end ground connection.
The triode Q1 of signal transmitting reception processing unit is simultaneously received by the outside transmission signal of ring shaped conductor, ring shaped conductor
The signal reflected, receive and transmit after the signal reflected to being amplified processing in the U3 of operational amplifier I, after amplification
Signal is transmitted to signal screening unit, and the U3 of operational amplifier II of signal screening unit after signal screening to transmitting to single-chip microcomputer
Interior, single-chip microcomputer receives screening signal and photodiode D1 signal is handled, and sends to the relay for controlling power subsystem
On device J1, the bright and bright duration of light fixture is controlled.The present invention utilizes doppler principle, and triode Q1 is launched by ring shaped conductor
With reception high-frequency microwave signal, after signal amplification screening and single-chip microcomputer identifying processing, signal Real-time Feedback is given and controls power supply
Unit, when when coal mine down-hole tunnel there are personnel or mobile device occurs, automatically controlling the timely automated sensing of light fixture in real time, reach
To the effect of energy-conservation.
Claims (6)
1. a kind of new type explosion proof LED senses tunnel lamp, it is characterised in that：Including control circuit, the control circuit includes signal
Launch reception processing unit, signal screening unit, single-chip microcomputer and control power subsystem, signal transmitting reception processing unit and signal
Screening unit is connected with single-chip microcomputer, and signal screening unit is connected with single-chip microcomputer, and single-chip microcomputer is connected with control power subsystem.
2. new type explosion proof LED according to claim 1 senses tunnel lamp, it is characterised in that：The signal launches receiving area
Reason unit includes triode Q1, the U3 of operational amplifier I and ring shaped conductor；Triode Q1 base stage b be connected to pull-up resistor R5 and
Between pull down resistor R20, pull-up resistor R5 and pull down resistor R20 are connected in series, and pull-up resistor R5 and power supply VCC connects
Connect, pull down resistor R20 ground connection；Triode Q1 emitter e is grounded through pull down resistor R19；Triode Q1 colelctor electrode c is through annular
Conductor and pull-up resistor R22 are connected with power supply VCC；Ring shaped conductor and pull-up resistor R22 are connected in series；Operational amplifier I
U3 reverse input end is connected between ring shaped conductor and pull-up resistor R22 by the resistance R3 and electric capacity C7 being connected in series；And
The U3 of operational amplifier I output end is connected between resistance R3 and electric capacity C7 by resistance R2, the U3's of operational amplifier I is reverse defeated
Enter to hold the resistance R8 being concatenated and electric capacity C6 to be connected with the U3 of operational amplifier I output end；The U3 of operational amplifier I positive input
End is grounded through pull down resistor R14, and pull down resistor R14 is connected by resistance R6 with power supply VCC；In resistance R6 and drop-down electricity
The 5th pin that resistance R13, resistance R13 and single-chip microcomputer U1 are connected between resistance R14 is connected；The U3's of operational amplifier I is positive defeated
Enter end to be connected between resistance R3 and electric capacity C7 by electric capacity C81；The U3 of operational amplifier I output end and signal screening unit
The U3 of operational amplifier II positive input connection.
3. new type explosion proof LED according to claim 2 senses tunnel lamp, it is characterised in that：The signal screening unit bag
Include the U3 of operational amplifier II, photodiode D1 and diode D2；The U3 of operational amplifier II positive input and operation amplifier
The U3 of device I output end connection, and the U3 of operational amplifier II positive input passes through the pull-up resistor R9 and pull-up that are connected in series
Resistance R1 is connected with power supply VCC；The U3 of operational amplifier II reverse input end is connected through electric capacity C5 with power supply VCC；
And the U3 of operational amplifier II reverse input end is connected between pull-up resistor R9 and pull-up resistor R1；The U3's of operational amplifier II
First feeder ear is connected with power supply VCC, the U3 of operational amplifier II the second feeder ear ground connection；The U3's of operational amplifier II is defeated
Go out end to be connected with single-chip microcomputer U2 the 2nd pin through resistance R10；And it is provided with two between the 2nd pin of single-chip microcomputer and the 5th pin
Individual parallel circuit, respectively the first parallel circuit and the second parallel circuit, first parallel circuit include the light being connected in series
Quick diode D1 and diode D2, photodiode D1 negative pole are connected between resistance R10 and single-chip microcomputer U2 the 2nd pin,
Photodiode D1 positive pole is connected with diode D2 positive pole, and diode D2 negative pole is connected to signal transmitting reception processing list
Between the resistance R13 and single-chip microcomputer U1 of member the 5th pin；Second parallel circuit includes the resistance R11 and electricity being connected in series
Hold C10, resistance R11 one end is connected between resistance R10 and single-chip microcomputer U2 the 2nd pin, and the resistance R11 other end is connected to
Electric capacity C10 one end, the electric capacity C10 other end are connected to the resistance R13 and single-chip microcomputer U1 of signal transmitting reception processing unit
Between 5th pin；And one end between resistance R11 and electric capacity C10 with electric capacity C9 is connected, electric capacity the C9 other end and single-chip microcomputer U2
The 4th pin connection.
4. the new type explosion proof LED sensing tunnel lamps according to Claims 2 or 3, it is characterised in that：The of the single-chip microcomputer U2
1 pin is directly connected with power supply VCC；Single-chip microcomputer U2 the 3rd pin is connected between resistance R7 and resistance R15, resistance R7
It is connected in series with resistance R15, and resistance R7 is connected with power supply VCC, resistance R15 ground connection；Single-chip microcomputer U2 the 6th pin passes through
Resistance R12 is connected between resistance R7 and resistance R15；Single-chip microcomputer U2 the 8th pin ground connection；Single-chip microcomputer U2 the 7th pin is through electricity
Resistance R4 is connected to the relay J1 of control power subsystem the 3rd pin connection.
5. new type explosion proof LED according to claim 4 senses tunnel lamp, it is characterised in that：The control power subsystem bag
Relay J1 and voltage stabilizing chip U1 are included, relay J1 the 2nd pin ground connection, relay J1 the 1st pin is with voltage stabilizing chip U1's
3rd pin connects；Voltage stabilizing chip U1 the 2nd pin ground connection；Voltage stabilizing chip U1 the 1st pin is connected with power supply VCC, and
Several filtering channels being arranged in parallel are provided between voltage stabilizing chip U1 the 1st pin and power supply VCC.
6. new type explosion proof LED according to claim 5 senses tunnel lamp, it is characterised in that：The filtering channel is four,
Respectively the first filtering channel, the second filtering channel, the 3rd filtering channel and the 4th filtering channel, the first filtering channel include filter
Ripple resistance C1, filter resistance C1 one end are connected between voltage stabilizing chip U1 the 1st pin and power supply VCC, filter resistance
C1 other end ground connection；Second filtering channel includes filter resistance C2, and filter resistance C2 one end is connected to voltage stabilizing chip U1's
Between 1st pin and power supply VCC, filter resistance C2 other end ground connection；3rd filtering channel includes filter resistance C3, filter
Ripple resistance C3 one end is connected between voltage stabilizing chip U1 the 1st pin and power supply VCC, filter resistance C3 another termination
Ground；4th filtering channel includes filter resistance C4, and filter resistance C4 one end is connected to voltage stabilizing chip U1 the 1st pin and power supply
Between power supply VCC, filter resistance C4 other end ground connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720815785 | 2017-07-07 | ||
| CN2017208157857 | 2017-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107466129A true CN107466129A (en) | 2017-12-12 |
Family
ID=60548449
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720963259.5U Expired - Fee Related CN207382624U (en) | 2017-07-07 | 2017-08-03 | New type explosion proof LED senses tunnel lamp |
| CN201710656744.2A Pending CN107466129A (en) | 2017-07-07 | 2017-08-03 | A kind of new type explosion proof LED senses tunnel lamp |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720963259.5U Expired - Fee Related CN207382624U (en) | 2017-07-07 | 2017-08-03 | New type explosion proof LED senses tunnel lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN207382624U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204005545U (en) * | 2014-07-22 | 2014-12-10 | 山东神舟光电科技有限公司 | A kind of LED tunnel lamp of intelligent dimming |
| KR20150000098A (en) * | 2013-06-24 | 2015-01-02 | 주식회사 이노렉스테크놀러지 | Led lighting control system |
| CN204785904U (en) * | 2015-07-17 | 2015-11-18 | 郑伟 | LED garage lamp |
| CN105554967A (en) * | 2016-02-26 | 2016-05-04 | 周芸 | Time-delay semi-bright and full-bright LED street lamp for tour approach in park |
-
2017
- 2017-08-03 CN CN201720963259.5U patent/CN207382624U/en not_active Expired - Fee Related
- 2017-08-03 CN CN201710656744.2A patent/CN107466129A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150000098A (en) * | 2013-06-24 | 2015-01-02 | 주식회사 이노렉스테크놀러지 | Led lighting control system |
| CN204005545U (en) * | 2014-07-22 | 2014-12-10 | 山东神舟光电科技有限公司 | A kind of LED tunnel lamp of intelligent dimming |
| CN204785904U (en) * | 2015-07-17 | 2015-11-18 | 郑伟 | LED garage lamp |
| CN105554967A (en) * | 2016-02-26 | 2016-05-04 | 周芸 | Time-delay semi-bright and full-bright LED street lamp for tour approach in park |
Also Published As
| Publication number | Publication date |
|---|---|
| CN207382624U (en) | 2018-05-18 |
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