CN208719945U - A kind of Novel electric resistive LED signal ignition device - Google Patents
A kind of Novel electric resistive LED signal ignition device Download PDFInfo
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- CN208719945U CN208719945U CN201821182887.0U CN201821182887U CN208719945U CN 208719945 U CN208719945 U CN 208719945U CN 201821182887 U CN201821182887 U CN 201821182887U CN 208719945 U CN208719945 U CN 208719945U
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Abstract
The utility model discloses a kind of Novel electric resistive LED signal ignition devices, comprising: LED pieces, the LED pieces include king light LED and secondary lamp LED；King light light-sensitive element is disposed adjacent with the king light LED；Secondary lamp light-sensitive element is disposed adjacent with the pair lamp LED；LED pieces and major-minor lamp light-sensitive element is arranged in aluminum substrate thereon；Radiator, the back side that Electronic Control Box is arranged in are connected with the LED pieces back side；LED fixes bracket, the fixed aluminum substrate and radiator；Electronic Control Box is fixed with the radiator；Bakelite lamp holder, for bearing the fixed bracket of the LED；Mounting bracket is used to support the bakelite lamp holder；Major-minor switching button, for controlling the switching between driving king light LED and the king light circuit and secondary circuit for lamp of secondary lamp LED；Plug connector component, setting is on the fixed bracket of the LED；Ohmic load is fixed on the bottom of the mounting bracket.
Description
Technical field
The utility model relates to a kind of LED signal ignition devices, are used for the various lens type colors of railway more particularly to one kind
Novel electric resistive LED signal ignition device in modulating signal mechanism.
Background technique
Railway signals equipment be guarantee railway operation safety, improve conevying efficiency important foundation in case.Railway transportation is special
Point is that driving is uninterrupted round the clock, is worked normally so signalling arrangement also must assure that 24 hours.Railway signal is signalling arrangement
Most important terminal device, signal light show directly commander safe train operation.If signal shows failure, in order to guarantee to pacify
Entirely, train can only stop or less than 20 kilometers speed are gone slowly, and cause the late of train, upset movement priority in whole railway line,
Influence rail transportation efficiency.Signal ignition device be give semaphore provide lighting power supply, once signaling point lamp failure is turned off the light immediately
Cutting load, issues alarm.So signal ignition device is a capital equipment of railway signal.
Traditional railway signaling mechanism generally uses incandescent lamp, signal ignition device generally by current detection mode come
Judge ignition device it is normal whether, that is, when incandescent lamp work normally when, the electric current for flowing through it is larger, and works as incandescent lamp
Failure, route disconnect, and flow through its electric current then very little, then may determine that its operation irregularity, and issue alarm of turning off the light.But it uses
Incandescent lamp but has following deficiency as the light source of ignition device: energy consumption is high, and the service life is short, and tone is single, and service life of incandescent lamp is general
It for or so 1000 hours, not only needs to consume a large amount of material and the energy, more important is poor reliability, occur often
It stops caused by turning off the light because of filament break, is not able to satisfy in the high-speed rail epoch especially and securely and reliably requires.
In view of this, therefore there is an urgent need to design a kind of Novel electric resistive LED signal ignition device, to solve above-mentioned lack
It falls into.
Utility model content
In order to overcome the deficiencies of the above existing technologies, the utility model is designed to provide a kind of Novel electric resistive
LED signal ignition device drives two groups of mutually independent LED chips by using double constant-current supplies, and by utilizing photosensitive member
Part monitors its lighting conditions, realizes the purpose of the short trouble discriminant alarm to the signal ignition device of LED light source.
In order to achieve the above object, the utility model proposes a kind of Novel electric resistive LED signal ignition devices, comprising:
LED pieces, the LED pieces include king light LED and pair lamp LED, the king light LED by king light circuit drives, secondary
Lamp LED is driven by secondary circuit for lamp；
King light light-sensitive element is disposed adjacent with the king light LED；
Secondary lamp light-sensitive element is disposed adjacent with the pair lamp LED；
The LED pieces, king light light-sensitive element and secondary lamp light-sensitive element is arranged in aluminum substrate thereon；
Radiator, the back side that Electronic Control Box is arranged in are connected with the LED pieces back side, and are mounted on the fixed branch of LED
On frame；
LED fixes bracket, the fixed aluminum substrate and radiator；
Electronic Control Box is fixed with the radiator；
Bakelite lamp holder, for bearing the fixed bracket of the LED；
Mounting bracket is used to support the bakelite lamp holder；
Major-minor switching button, for controlling between driving king light LED and the king light circuit and secondary circuit for lamp of secondary lamp LED
Switching；
Plug connector component, setting is on the fixed bracket of the LED, for providing interface；
Ohmic load is fixed on the bottom of the mounting bracket.
Preferably, the ohmic load is fixed on the bottom of the mounting bracket, and the mounting bracket is fixed on aluminium alloy
On semaphore shell, heat conductive pad is installed additional between the mounting bracket and shell.
Preferably, the ohmic load includes a Chip-R, and the Chip-R is packaged on high-conductivity aluminum substrate, is led to
It crosses heat-conducting silicone grease immersion way to be mounted in aluminium box, and the mounting bracket is fixed on by fixed structure.
Preferably, the ohmic load includes a cement resistor, impregnates the mode wrapped up after heat-conducting silicone grease with aluminum hull, uses
Fixed structure is fixed in the mounting bracket.
Preferably, the fixed bracket of the LED is fixed on the bakelite lamp holder by way of casting, and be arranged positioning pin and
Discriminating pin carries out the differentiation of color to LED lamp holder.
Preferably, if setting is divided into the dry plate LED chip of upper and lower two groups of settings on the aluminum substrate, the LED chip is straight
It connects and is encapsulated on the aluminum substrate through heat-conducting silicone grease attachment on a heat sink, the king light light-sensitive element and secondary lamp light-sensitive element
Directly patch is welded in the aluminum substrate.
Preferably, dimming device is additionally provided on the bakelite lamp holder.
Preferably, the dimming device is light modulation screw.
Preferably, the Electronic Control Box includes: king light circuit, secondary circuit for lamp, king light observation circuit, secondary lamp monitoring electricity
Road, major-minor lamp conversion circuit, king light LED described in the king light circuit connection power to king light LED, the pair circuit for lamp connection
The pair lamp LED powers to secondary lamp LED, and king light observation circuit receives and analyze the king light LED that king light light-sensitive element is monitored
Lighting conditions, the lighting conditions of secondary lamp LED that the pair lamp observation circuit reception and analysis pair lamp light-sensitive element is monitored,
The major-minor lamp conversion circuit connects the major-minor switching button.
Preferably, the Electronic Control Box further includes warning circuit, the warning circuit connect the king light observation circuit,
Secondary lamp observation circuit.
Compared with prior art, a kind of Novel electric resistive LED signal ignition device of the utility model is by using double constant currents
Two groups of mutually independent LED chips of power drives, and by being monitored using light-sensitive element to its lighting conditions, it realizes to LED
The purpose of the short trouble discriminant alarm of the signal ignition device of light source, the utility model is when king light LED breaks down
It waits, is switched to secondary lamp LED, enhance reliability, and promoting route in such a way that resistance is born and how to increase a lamp load
Electric current realizes a kind of novel resistance-type LED signal lighting-up equipment to adapt to original lighting system.
Detailed description of the invention
Fig. 1 is a kind of front view of Novel electric resistive LED signal ignition device of the utility model；
Fig. 2 is a kind of rearview of Novel electric resistive LED signal ignition device of the utility model；
Fig. 3 is the scheme of installation of ohmic load in the utility model specific embodiment；
Fig. 4 is a kind of circuit diagram of Novel electric resistive LED signal ignition device of the utility model.
Specific embodiment
Below by way of specific specific example and the embodiments of the present invention is described with reference to the drawings, those skilled in the art
Member can be understood easily the further advantage and effect of the utility model by content disclosed in the present specification.The utility model also may be used
It is implemented or is applied by other different specific examples, the various details in this specification can also be based on different viewpoints and answer
With, carried out under the spirit without departing substantially from the utility model it is various modification and change.
Fig. 1 is a kind of front view of Novel electric resistive LED signal ignition device of the utility model, and Fig. 2 is the utility model
A kind of rearview of Novel electric resistive LED signal ignition device.As shown in Figures 1 and 2, a kind of Novel electric resistive of the utility model
LED signal ignition device, comprising: LED pieces 1, king light light-sensitive element 2, secondary lamp light-sensitive element 3, aluminum substrate 4, radiator 5, electricity
Son control box 6, the fixed bracket 7 of LED, bakelite lamp holder 8, mounting bracket 9, switching button 10, plug connector component 11 and resistance are negative
Carry 12.
Wherein, LED pieces 1 include king light LED and secondary lamp LED, are controlled respectively by different circuits, i.e. king light
By king light circuit drives, secondary lamp LED is driven LED by secondary circuit for lamp, and in the utility model specific embodiment, king light LED includes 3
Piece LED chip, secondary lamp LED also include 3 LED chips, it should be noted that, the number of specific LED chip is not limited with this herein, will
6 LED chips are directly encapsulated on aluminum substrate 4, upper and lower two groups, every group 3 series connection, wherein one group be main lamp chip, another group
For secondary lamp chip, the length of every group of chip is as the length of incandescent filament, and the distance between two groups of chip compares incandescent lamp bulb
The distance between major-minor filament is also small, so 6 LED chips can all gather in the focus of lens, substantially increases light source
Utilization rate.
The setting of the adjacent king light LED chip of king light light-sensitive element 2, for monitoring the luminous situation of king light LED, secondary light is quick
3 adjacent pair lamp LED chip of element setting, for detecting the luminous situation of secondary lamp LED, generally, usually using lighting Constant Electric Current
Source size detects, and lights when one group of luminescence chip open circuit is converted to another group of chip and issues stubble warning device.Work as two groups of chip
All breaking, signal is turned off the light, and shutoff signal machine lamp circuit simultaneously issues alarm of turning off the light.But since LED is different from light bulb, it has can
It is short-circuit (Probability maximum of generation) that luminescence chip can occur, in addition LED use for a long time will appear light intensity attenuation.Both the above feelings
The lighting continuous current of condition luminescence chip has almost no change, so common current detection mode can not differentiate LED and shine core
Whether piece is normal.So this practical letter type monitors LED luminescence chip by the way of Photoelectric Detection, i.e., when one group or two groups
When open circuit (or short circuit or light decay) occurs for luminescence chip, the light of luminescence chip can change, and light-sensitive element can be turned by photoelectricity
The principle changed is supervised, and then generates corresponding alarm.In the utility model specific embodiment, king light light-sensitive element 2 and pair
Phototriode can be used in lamp light-sensitive element 3, but the utility model is not limited.
The LED pieces 1, king light light-sensitive element 2 and secondary lamp light-sensitive element 3 is arranged, specifically, aluminium in aluminum substrate 4 thereon
Setting is divided into 6 LED chips of upper and lower two groups of settings on substrate 4, and LED chip, which is directly encapsulated on aluminum substrate 4, passes through thermal conductive silicon
Rouge is mounted on radiator 5, and king light light-sensitive element 2 and the secondary directly patch of lamp light-sensitive element 3 are welded on aluminum substrate 4.
Radiator 5, the back side and the LED pieces back side that Electronic Control Box 6 is arranged in are connected directly, and are mounted on LED and are fixed
On bracket 7.
Electronic Control Box 6, it is fixed with radiator 5, for receiving the hair for the king light LED that king light light-sensitive element 2 is monitored
The lighting conditions for the secondary lamp LED that light situation and/or secondary lamp light-sensitive element 3 are monitored, if it is determined that king light LED it is luminous just
Often, then without conduct, if it is determined that shining for king light LED is improper, for example there is open circuit in LED, short-circuit, LED aging leads to light
Strong deficiency, the monitoring of king light light-sensitive element 2 then generate control signal cut master less than light (or the light intensity received is inadequate)
Circuit for lamp, and it is switched to secondary circuit for lamp, preferably Electronic Control Box 6 is also alarmed by warning device at this time, prompts current iron
The dedicated point type LED illuminator of road signal and respective operations.When king light LED 2 He of king light light-sensitive element corresponding with pair lamp LED
Secondary lamp light-sensitive element monitored it is luminous all improper when, Electronic Control Box 6 then falls filament relay, shutdown signal.?
This it should be noted that, Electronic Control Box 6 generates control signal switching circuit etc. to king light LED and the analysis of secondary lamp LED lighting conditions
The feature for being related to method is the prior art, is not belonging to the range of the utility model protection, claimed the utility model is each
The connection relationship of component, it will not be described here.
LED fixes bracket 7, and for fixing aluminum substrate 4, radiator 5 and Electronic Control Box 6, the fixed bracket 7 of LED passes through
The mode of casting is fixed on bakelite lamp holder 8.In the utility model specific embodiment, the screw of diagram is used to fix lamp cap
(i.e. LED chip is encapsulated in the entirety on aluminum substrate) and entire pedestal (include: fixed bracket 7, bakelite lamp holder 8 and mounting bracket
9), the screw hole on lamp cap is arranged on radiator 5, and the screw hole of pedestal is set on the fixed bracket 7 of LED, this is practical new
The fixed bracket of the LED that type uses, can easily be replaced on the basis of being changed without original-pack bakelite lamp holder using fixed screw
LED lamp holder, and the differentiation by positioning pin 13 and discriminating pin 14 to LED lamp holder progress color, realize the LED light of different colours
Head can not exchange, it is ensured that and the accuracy of work on the spot guarantees the safety of railways train operation, in the present invention, 13 He of positioning pin
Discriminating pin 14 directly strikes on bakelite lamp holder 8, and the utility model is by a positioning pin 13 and four discriminating pins 14 come real
Now to the differentiation of LED lamp holder color.
Bakelite lamp holder 8, for bearing the fixed bracket 7 of LED.Preferably, being additionally provided with light modulation dress on the bakelite lamp holder 8
15 are set, to realize the light modulation of LED signal ignition device different direction (top to bottom, left and right, front and rear), meets all producers of Railway Site
Light intensity requirement in signaling gear.In the utility model specific embodiment, dimming device 15 is equipped with two using light modulation screw
It is a, it is respectively arranged at the both ends of bakelite lamp holder.
Mounting bracket 9 is used to support bakelite lamp holder 8.
Major-minor switching button 10, for controlling between driving king light LED and the king light circuit and secondary circuit for lamp of secondary lamp LED
Switching.
Plug connector component 11, setting is on the fixed bracket 7 of LED, for providing interface, such as the offer of connector assembly 11
The interface of former master's machine lighting unit, the interface of common signal machine lighting unit and the interface of subsidiary signal lighting unit.It is main
Secondary switching button 10 is arranged on connector assembly 11, and the interface and major-minor lamp conversion electricity provided by plug connector component 11
Road connection
Ohmic load 12 is fixed on the bottom of mounting bracket 9.As shown in figure 3, in the utility model embodiment, it is described
Ohmic load 12 is fixed on the bottom of the mounting bracket 9, and the mounting bracket 9 is fixed on aluminium alloy semaphore shell,
Heat conductive pad is installed additional between the mounting bracket 9 and shell, good heat-conducting effect is realized by entire cabinet, there are two types of real for tool
Existing mode:
1, Chip-R is encapsulated on novel high-conductivity aluminum substrate, aluminium box is mounted on by heat-conducting silicone grease immersion way
In, and be fixed by screws in mounting bracket 7, in such a way that bracket heat is transmitted, is directly radiated, provided by all-in-onecase
One good working environment of LED signal ignition device reaches the purpose that light decay is small, and the service life is grown；
2, cement resistor is impregnated the mode wrapped up after heat-conducting silicone grease with aluminum hull, be screwed in mounting bracket 9, led to
The mode of bracket heat transmitting is crossed, is directly radiated by all-in-onecase, provides LED signal ignition device one good building ring
Border reaches the purpose that light decay is small, and the service life is grown.
As it can be seen that the utility model has the advantages that heat dissipation is good by the way that ohmic load is mounted in aluminium alloy signaling gear.
Fig. 4 is a kind of circuit diagram of Novel electric resistive LED signal ignition device of the utility model.Referring to Fig. 4, electric
Son control box includes king light circuit, secondary circuit for lamp, king light observation circuit, secondary lamp observation circuit, major-minor lamp conversion circuit, the master
Circuit for lamp and secondary circuit for lamp are respectively constant-current power supply circuit, and king light circuit is used to power to king light LED, secondary circuit for lamp be used for
Secondary lamp LED power supply, king light observation circuit are used to receive and analyze the luminous shape for the king light LED that king light light-sensitive element 2 is monitored
Condition, if analysis obtains king light LED and shines normal, no conduct, if analysis obtains king light LED and shines improper, such as light
King light light-sensitive element 2 is monitored less than light (or the light intensity received is inadequate), then cuts off king light electricity by major-minor lamp conversion circuit
Road, and it is switched to secondary circuit for lamp, preferably, Electronic Control Box further includes warning circuit, king light observation circuit also passes through report at this time
Alert circuit alarm, the warning circuit can be used for reception and analysis for the warning circuit of former incandescent lamp bulb, secondary lamp observation circuit
The lighting conditions for the secondary lamp LED that secondary lamp light-sensitive element 3 is monitored obtain when shining improper of secondary lamp LED in analysis, make
Filament relay is fallen, shutdown signal, has short-circuit protection function.
In the present invention, indoor filament relay (DJ) is arranged to be serially connected in lamp circuit, is come outside inspection and guidance division with this
Signal lighting state, when the normal illuminating state of (section) semaphore in station, filament relay DJ is reliably picked up, line current
The section 100mA(be should be greater than greater than 140mA)；When it, which is in, turns off the light state, filament relay DJ is reliably fallen, and line current is answered
It should be less than 80mA less than the section 40mA()；Standard when being using power 25w incandescent lamp bulb above, and the utility model LED point
Lamp unit complete machine underpower 6w, when normally lighting, line current is significantly less than 100mA, and filament relay DJ can not inhale
Work is played, in order to adapt to original lighting system, the utility model is promoted in such a way that load resistance increases point lamp load
Line current.Here it should be noted that, Fig. 4 is only illustratively illustrated in such a way that load resistance increases point lamp load, practical
On, in the utility model specific embodiment, ohmic load is mounted on the bottom of mounting bracket 9, and connector is from electronic control
Box 11 goes out.
Preferably, king light LED and pair lamp LED are connected with respective filter respectively in the utility model embodiment
It connects.Digital filter is also provided in micro computer corresponding with resistance-type LED signal ignition device.
In conclusion a kind of Novel electric resistive LED signal ignition device of the utility model drives by using double constant-current supplies
Two groups of mutually independent LED chips are moved, and by being monitored using light-sensitive element to its lighting conditions, are realized to LED light source
The purpose of the short trouble discriminant alarm of signal ignition device, the utility model is when king light LED breaks down, switching
To secondary lamp LED, reliability is enhanced, and promoting line current in such a way that resistance is born and how to increase a lamp load with suitable
Original lighting system is answered, a kind of novel resistance-type LED signal lighting-up equipment is realized.
Compared with prior art, the utility model has the advantages that
1, it is made of mutually independent two groups of illuminating source chips, every group of illuminating source chipset is in a word by three LED
Arrangement, upper and lower two groups respectively based on, secondary chipset.And the distance between two groups of chip is than between incandescent lamp bulb major-minor filament
Distance it is also small, so the chip of 6 LED can all gather in the focus of lens, substantially increase the utilization rate of light source.
2, the LED light emitting diode of the utility model is imported material, and stabilized intensity changes without light and shade or flashes existing
As；And two groups of chip can concentrate in focus, as long as coloured interior len original in mechanism is changed to transparent interior len,
Mechanism optical axis direction luminous intensity can be more preferable, more than the standard of luminous intensity of incandescent lamp bulb.
3, lighting is using double constant-current supplies, and major and minor chipset is two branches by 3 1W chip concatenations, by individually permanent
Branch driving is flowed, when wherein one group of chipset breaks down, switches to another group of chipset, and alarm and issue stubble warning device
(warning circuit that its warning circuit is former incandescent lamp bulb)；When two groups of chip group all breaks down, indoor filament relay energy
Reliably fall.
4, light source has short-circuit protection function, is transformed into secondary chipset, secondary core when short trouble occurs in host chipset circuit
Piece group short circuit, when semaphore being caused to be turned off the light, filament relay DJ can reliably be fallen, and not burn out other equipment.
5, the ohmic load compatibility of the utility model is strong, can mating all producers, the country lighting unit supplier of electricity
Formula does not change original connection circuit, versatile.
6, the ohmic load of the utility model is radiated by the aluminum shell of whole frame signaling gear, good heat dissipation effect,
It is easy for installation.
7, the fixed bracket of the LED of the utility model design, can utilize 2 on the basis of being changed without original-pack bakelite lamp holder
Piece fixed screw easily replaces LED lamp holder, and carries out the differentiation of color to LED lamp holder by positioning pin and discriminating pin, realizes
The LED lamp holder of different colours can not exchange, it is ensured that the accuracy of work on the spot guarantees the safety of railways train operation.
8, the novel mating structure of bakelite lamp holder and mounting bracket, realization LED point lamp device different direction (up and down, or so,
Front and back) light modulation, meet the light intensity requirement in all producer's signaling gears of Railway Site.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Anyone skilled in the art can repair above-described embodiment under the spirit and scope without prejudice to the utility model
Decorations and change.Therefore, the rights protection scope of the utility model, should be as listed in the claims.
Claims (10)
1. a kind of Novel electric resistive LED signal ignition device, comprising:
LED pieces, the LED pieces include king light LED and pair lamp LED, the king light LED by king light circuit drives, secondary lamp LED
It is driven by secondary circuit for lamp；
King light light-sensitive element is disposed adjacent with the king light LED；
Secondary lamp light-sensitive element is disposed adjacent with the pair lamp LED；
LED chip, king light light-sensitive element and secondary lamp light-sensitive element is arranged in aluminum substrate thereon；
Radiator, the back side that Electronic Control Box is arranged in are connected with the LED pieces back side, and are mounted on the fixed bracket of LED
On；
LED fixes bracket, the fixed aluminum substrate, radiator and Electronic Control Box；
Electronic Control Box is fixed with the radiator；
Bakelite lamp holder, for bearing the fixed bracket of the LED；
Mounting bracket is used to support the bakelite lamp holder；
Major-minor switching button, for controlling cutting between driving king light LED and the king light circuit and secondary circuit for lamp of secondary lamp LED
It changes；
Plug connector component, setting is on the fixed bracket of the LED, for providing interface；
Ohmic load is fixed on the bottom of the mounting bracket.
2. a kind of Novel electric resistive LED signal ignition device as described in claim 1, it is characterised in that: the ohmic load
Be fixed on the mounting bracket bottom, the mounting bracket is fixed on aluminium alloy semaphore shell, in the mounting bracket and
Install heat conductive pad between shell additional.
3. a kind of Novel electric resistive LED signal ignition device as claimed in claim 2, it is characterised in that: the ohmic load
Including a Chip-R, the Chip-R is packaged on high-conductivity aluminum substrate, is mounted on aluminium by heat-conducting silicone grease immersion way
In box, and the mounting bracket is fixed on by fixed structure.
4. a kind of Novel electric resistive LED signal ignition device as claimed in claim 2, it is characterised in that: the ohmic load
Including a cement resistor, the mode wrapped up after heat-conducting silicone grease with aluminum hull is impregnated, is fixed on the mounting bracket with fixed structure
On.
5. a kind of Novel electric resistive LED signal ignition device as claimed in claim 2, it is characterised in that: the fixed branch of the LED
Frame is fixed on the bakelite lamp holder by way of casting, and in setting positioning pin and discriminating pin on the bakelite lamp holder to LED
The differentiation of lamp cap progress color.
6. a kind of Novel electric resistive LED signal ignition device as described in claim 1, it is characterised in that: on the aluminum substrate
If the dry plate LED chip for being divided into upper and lower two groups of settings is arranged, the LED chip is directly encapsulated on the aluminum substrate by thermally conductive
Silicone grease mounts on a heat sink, and the king light light-sensitive element and secondary lamp light-sensitive element directly paste and be welded in the aluminum substrate.
7. a kind of Novel electric resistive LED signal ignition device as described in claim 1, it is characterised in that: the bakelite lamp holder
On be additionally provided with dimming device.
8. a kind of Novel electric resistive LED signal ignition device as claimed in claim 7, it is characterised in that: the dimming device
To dim screw.
9. a kind of Novel electric resistive LED signal ignition device as described in claim 1, which is characterized in that the electronic control
Box includes: king light circuit, secondary circuit for lamp, king light observation circuit, secondary lamp observation circuit, major-minor lamp conversion circuit, the king light electricity
Road connects the king light LED and powers to king light LED, and the pair circuit for lamp connects the pair lamp LED and powers to secondary lamp LED, king light
Observation circuit receives and analyzes the lighting conditions for the king light LED that king light light-sensitive element is monitored, the pair lamp observation circuit connects
The lighting conditions for the secondary lamp LED that secondary lamp light-sensitive element is monitored are received and analyze, the major-minor lamp conversion circuit connects the master
Secondary switching button.
10. a kind of Novel electric resistive LED signal ignition device as claimed in claim 9, which is characterized in that the electronic control
Box further includes warning circuit, and the warning circuit connects the king light observation circuit, secondary lamp observation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182887.0U CN208719945U (en) | 2018-07-25 | 2018-07-25 | A kind of Novel electric resistive LED signal ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182887.0U CN208719945U (en) | 2018-07-25 | 2018-07-25 | A kind of Novel electric resistive LED signal ignition device |
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| Publication Number | Publication Date |
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| CN208719945U true CN208719945U (en) | 2019-04-09 |
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ID=65974786
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| CN201821182887.0U Active CN208719945U (en) | 2018-07-25 | 2018-07-25 | A kind of Novel electric resistive LED signal ignition device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110910666A (en) * | 2019-12-03 | 2020-03-24 | 上海应用技术大学 | Railway signal lamp |
-
2018
- 2018-07-25 CN CN201821182887.0U patent/CN208719945U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110910666A (en) * | 2019-12-03 | 2020-03-24 | 上海应用技术大学 | Railway signal lamp |
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