CN205440403U - Pilot lamp control system - Google Patents
Pilot lamp control system Download PDFInfo
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- CN205440403U CN205440403U CN201521127013.1U CN201521127013U CN205440403U CN 205440403 U CN205440403 U CN 205440403U CN 201521127013 U CN201521127013 U CN 201521127013U CN 205440403 U CN205440403 U CN 205440403U
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- 238000005286 illumination Methods 0.000 claims abstract description 39
- 238000002955 isolation Methods 0.000 claims description 49
- 230000002159 abnormal effect Effects 0.000 claims description 26
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 229910044991 metal oxide Inorganic materials 0.000 claims description 6
- 150000004706 metal oxides Chemical class 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 6
- 238000004020 luminiscence type Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 16
- 230000005856 abnormality Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides a pilot lamp control system, includes: control signal generating circuit sets up in the control room to constructed and become to be used for to produce a plurality of initial control signal, the controller is constructed according to the follow the initial control signal that control signal generating circuit received produces illumination control signal, the multiple protection circuit is constructed into the receipt the illumination sign who is used for the illumination of control indication lamp is exported to the lighting control signal from the output, and the alarm, install in the control room. The protection circuit is still constructed in output illumination sign, detects the operating condition of corresponding pilot lamp to there is not normal during operation to send unusual feedback signal to the controller detecting the pilot lamp, the controller basis unusual feedback signal control the alarm is reported to the police. The timely unusual operating condition of feedback signal lamp, the driver of being convenient for in time do the source reason to ensure the safety traffic of train.
Description
Technical field
This utility model relates to a kind of indicator lamp control system, more particularly, it relates to a kind of indicator lamp control system for rail vehicle.
Background technology
The luminous control circuit of the steering indicating light being presently used for controlling on the rail vehicle of such as subway, train, high-speed train etc mainly includes using relay.Relay power consumption in the course of the work is big, has noise, and the contact of relay contacts continually with to disconnect the service life causing relay short, and disturbs other electrical equipment.When breaking down (lamp does not works), often lacking alarm mechanism, make driver can not recognize the duty of the outer steering indicating light of vehicle timely, the safe operation for vehicle brings probabilistic hidden danger.It addition, the freedom from vibration of mechanical switch is poor.Above-mentioned phenomenon can shorten the normal working life of vehicle turn signal, affects the normal traveling of vehicle.
Utility model content
This utility model is solved the technical problem that to be to provide a kind of indicator lamp control system, and it can the abnormal operation of feedback letter signal lamp in time, it is simple to driver handles it in time.
Embodiment according to one aspect of this utility model, it is provided that a kind of indicator lamp control system, including: control signal generation circuit, it is arranged in control room, and is configured for producing multiple initial control signal；Controller, is configured to produce illumination control signal according to the initial control signal received from described control signal generation circuit；Multiple protection circuits, are configured to receive described illumination control signal and export for the illumination sign controlling pilot light from outfan；And alarm, it is arranged in described control room.While described protection circuit is also configured to outfan output illumination sign; detect the duty of corresponding display lamp; and sending abnormal feedback signal to controller detecting when display lamp the most normally works, described controller controls described alarm equipment alarm according to described abnormal feedback signal.
Indicator lamp control system according to a kind of embodiment of the present utility model; also include voltage conversion circuit; described voltage conversion circuit is converted into high level signal and low level signal after being configured to filter described initial control signal; described high level signal is used as the power supply signal of described protection circuit, and described low level signal is used as the power supply signal of described controller.
Indicator lamp control system according to a kind of embodiment of the present utility model, also include input isolation circuit, described input isolation circuit is configured to receive the initial control signal of control signal generation circuit, and is transported to the control input of described controller after filtered and Phototube Coupling.
According to the indicator lamp control system of a kind of embodiment of the present utility model, also include multiple output isolation circuit, be connected between described controller and multiple described protection circuit, carry out Phototube Coupling with the illumination control signal that described controller is produced.
According to the indicator lamp control system of a kind of embodiment of the present utility model, also include feedback isolation circuit, be connected between described controller and described protection circuit, carry out Phototube Coupling with the abnormal feedback signal that described protection circuit is produced.
According to the indicator lamp control system of a kind of embodiment of the present utility model, also include isolation circuit of reporting to the police, be connected between described controller and described alarm, carry out Phototube Coupling with the alarm signal that described controller is produced.
Include according to the indicator lamp control system of a kind of embodiment of the present utility model, described input isolation circuit, output isolation circuit, feedback isolation circuit and any one isolated in circuit of reporting to the police: photodiode；And phototriode, described photosensitive three poles turn on when described photodiode luminescence, to realize from described photodiode to the photoelectric coupling of described phototriode.
According to the indicator lamp control system of a kind of embodiment of the present utility model, described protection circuit includes that power integrated metal oxide semiconductor element, described power integrated metal oxide semiconductor element include: power input；Control input, receive the illumination control signal coming from described output isolation circuit；Outfan, exports illumination sign to corresponding display lamp；And feedback output end, send abnormal feedback signal to described feedback isolation circuit exporting corresponding display lamp in the case of illumination sign when the most normally working.
According to the indicator lamp control system of a kind of embodiment of the present utility model, connect at described control input and have filter circuit.
According to the indicator lamp control system of a kind of embodiment of the present utility model, described display lamp includes left steering lamp, right turn lamp and flashing light.
According to indicator lamp control system of the present utility model; protection circuit is utilized to detect the duty of corresponding display lamp; and send abnormal feedback signal to controller detecting when display lamp the most normally works; controller controls described alarm equipment alarm according to described abnormal feedback signal; it is thus possible to the abnormal operation of timely feedback letter signal lamp; it is easy to driver handle it in time, so that it is guaranteed that the safety traffic of train.
Accompanying drawing explanation
This utility model is with reference to the accompanying drawings to further describe, wherein:
Fig. 1 is the functional-block diagram of the indicator lamp control system according to exemplary embodiment of the present utility model；
Fig. 2 is the circuit diagram of the voltage conversion circuit of exemplary embodiment of the present utility model；
Fig. 3 is the circuit diagram of the input isolation circuit of exemplary embodiment of the present utility model；
Fig. 4 is the circuit diagram of the controller of exemplary embodiment of the present utility model；
Fig. 5 is the circuit diagram of the output isolation circuit of exemplary embodiment of the present utility model；
Fig. 6 is the circuit diagram of the feedback isolation circuit of exemplary embodiment of the present utility model；
Fig. 7 is the circuit diagram of the isolation circuit of reporting to the police of exemplary embodiment of the present utility model；And
Fig. 8 is the circuit diagram of the protection circuit of exemplary embodiment of the present utility model.
Detailed description of the invention
Although this utility model will be fully described with reference to the accompanying drawing containing preferred embodiment of the present utility model, but it is described herein and should be appreciated that those of ordinary skill in the art can revise utility model described herein before, obtain technique effect of the present utility model simultaneously.Thus, it should be understood that above description is one to disclose widely for those of ordinary skill in the art, and its content does not lies in the exemplary embodiment limited described by this utility model.
It addition, in the following detailed description, for ease of explaining, elaborate that many concrete details are to provide the comprehensive understanding to embodiments disclosed herein.It should be apparent, however, that one or more embodiments can also be carried out in the case of not having these details.In other cases, known construction and device diagrammatically embodies to simplify accompanying drawing.
According to this utility model inventive concept generally, a kind of indicator lamp control system is proposed, including: control signal generation circuit, it is arranged in control room, and is configured for producing multiple initial control signal；Controller, is configured to produce illumination control signal according to the initial control signal received from described control signal generation circuit；Multiple protection circuits, are configured to receive described illumination control signal and export for the illumination sign controlling pilot light from outfan；And alarm, it is arranged in described control room.While described protection circuit is also configured to outfan output illumination sign; detect the duty of corresponding display lamp; and sending abnormal feedback signal to controller detecting when display lamp the most normally works, described controller controls described alarm equipment alarm according to described abnormal feedback signal.
Fig. 1 is the functional-block diagram of the indicator lamp control system according to exemplary embodiment of the present utility model.The steering indicating light that this indicator lamp control system can be used for controlling on the rail vehicle of such as subway, train, high-speed train etc is luminous, to be illuminated instruction.This indicator lamp control system is particularly well-suited to be arranged on the train of high-speed cruising.Display lamp includes, left steering lamp, right turn lamp and flashing light.Display lamp can also include other illuminating lamp indicating vehicle to run.Further, left steering lamp, right turn lamp and flashing light are all LED (light emitting diode) lamps, to reduce energy consumption, increase brightness.
As it is shown in figure 1, according to the indicator lamp control system of a kind of exemplary embodiment of the present utility model, including: control signal generation circuit 11, it is arranged in the control room 1 of rail vehicle, and is configured for producing multiple initial control signal；Controller 3, is configured to produce illumination control signal according to the initial control signal received from described control signal generation circuit 11；Multiple protection circuits 4, are configured to receive described illumination control signal and export for the illumination sign controlling pilot light from outfan；And the alarm 2 being arranged in described control room, alarm 2 can include flashing lamp or buzzer.While described protection circuit 4 is also configured to outfan output illumination sign; detect the duty of corresponding display lamp; and send abnormal feedback signal to controller 3 detecting when display lamp the most normally works; described controller 3 controls described alarm 2 according to described abnormal feedback signal and reports to the police; the situation of display lamp cisco unity malfunction is there is with the staff in prompting control room; it is easy to staff (such as driver) handle it in time, it is ensured that the safety traffic of train.
Indicator lamp control system according to a kind of exemplary embodiment of the present utility model also includes voltage conversion circuit 5; described voltage conversion circuit 5 is converted into high level signal and low level signal after being configured to filter described initial control signal; described high level signal is used as the power supply signal of described protection circuit 4, and described low level signal is used as the power supply signal of described controller 3.
Fig. 2 is the circuit diagram of the voltage conversion circuit of exemplary embodiment of the present utility model.As illustrated in fig. 1 and 2, initial control signal input includes the input source of three road signals, and each input source includes the unidirectional current of 24V in a steady stream.During work, the operator in control room while providing work three initial control signal sources, tunnel, can also provide for the power supply interface of 24V DC source with operational order in " A1 ", " A2 ", the input of " WB/HF " end.
As illustrated in fig. 1 and 2, in voltage conversion circuit 5, operator can select the arbitrary road in the signal of A1, A2, WB Duan tri-road as power supply or initial control signal according to actual needs.Other several signals be interfered by power supply process in order to not affect and cause misoperation, counterflow-preventing diode D1, D2, D3, D4, D5, D8 are set.Counterflow-preventing diode electrically connects with protective tube F1, and with when power circuit occurs abnormal, protective tube F1 fuses, and power supply circuits disconnect, thus shield.Anti-jamming circuit is formed, with the interference signal of the invasion outside suppression, the interference signal interference to outside line that the most also suppression Switching Power Supply self produces by electric capacity CX1, inductance LF1 and electric capacity C20.Power convert integrated chip U2 is set; the high-level DC voltage signal of such as 24V to be converted into the low-level DC voltage signal of 5V; outfan at Power convert integrated chip U2 connects electric capacity C2, C15; to be filtered; and Zener diode ZD1 is set; to realize over-voltage protecting function, thus export stable low level voltage signal.
Indicator lamp control system according to a kind of exemplary embodiment of the present utility model also includes input isolation circuit 6, described input isolation circuit 6 is configured to receive the initial control signal of control signal generation circuit 11, and is transported to the control input of described controller 3 after filtered and Phototube Coupling.
Fig. 3 is the circuit diagram of the input isolation circuit of exemplary embodiment of the present utility model, and Fig. 4 is the circuit diagram of the controller of exemplary embodiment of the present utility model.As illustrated in fig. 1 and 2, the three tunnel initial control signal coming from control signal generation circuit 11 are also separately input to input isolation circuit 6.Such as, by the way of input isolation circuit 6 is with photoelectric coupling, it is transferred to controller 3 from input " A1 " input initial control signal.As shown in Figure 4, controller 3 includes integrated chip U1.Such as, this integrated chip U1 model is STM80F003F3, and includes 20 pins.
Specifically, after resistance R18 and R13, Zener diode ZD2, resistance R19, electric capacity C18 carry out voltage stabilizing, filtering, the positive pole of the light emitting diode of photoelectrical coupler U3 (input isolation) it is transported to from " A1 " end input initial control signal, the negative pole of light emitting diode is directly grounded, then LED operation is luminous, after now the phototriode within photoelectrical coupler U3 senses the light of light emitting diode, colelctor electrode C turns on emitter E.So the voltage signal of+5V is through resistance R22, the colelctor electrode C of phototriode and emitter E pole, then transmitted a signal to 1 foot of the integrated chip U1 of controller by resistance R26 dividing potential drop and the decoupling effect of electric capacity C16.
Indicator lamp control system according to a kind of exemplary embodiment of the present utility model also includes multiple output isolation circuit 7; it is connected between described controller 3 and multiple described protection circuit 4, carries out Phototube Coupling with the illumination control signal that described controller 3 is produced.
Fig. 5 is the circuit diagram of the output isolation circuit of exemplary embodiment of the present utility model.Such as Fig. 1, shown in 4 and 5, the integrated chip U1 of the initial control signal via controller 3 coming from input isolation circuit 6 forms illumination control signal after processing.This illumination control signal exports isolation circuit 7 from the input U1-19 of isolation circuit 7.
Specifically, by the 15th, the 17 foot output illumination control signals of integrated chip U1 to the input U1-19 isolating circuit 7, this illumination control signal is input to the positive pole of the light emitting diode of photoelectrical coupler U6 through resistance R5, the negative pole of light emitting diode is directly grounded, then LED operation is luminous, after now the phototriode within photoelectrical coupler U6 senses the light of light emitting diode, colelctor electrode C turns on emitter E.So the voltage signal of+5V is through resistance R8, the colelctor electrode C of phototriode and emitter E pole, then exported by outfan Q1-2.
Fig. 8 is the circuit diagram of the protection circuit of exemplary embodiment of the present utility model.Such as Fig. 4, shown in 5 and 8; according to a kind of exemplary embodiment of the present utility model; protection circuit 4 includes that power integrated metal oxide semiconductor (MOS) device, described power integrated metal oxide semiconductor element include: for inputting the power input (such as pin 3 and 6) of such as 24V DC source；Control input (such as pin 42), receive the illumination control signal coming from described output isolation circuit 7；Illumination outfan (such as pin 5), exports illumination sign to corresponding display lamp (not shown)；And feedback output end (such as pin 4), send abnormal feedback signal to described feedback isolation circuit 8 exporting corresponding display lamp in the case of illumination sign when the most normally working.Further, connect at described control input and have and include resistance R9 and the filter circuit of electric capacity C8.
Specifically, the illumination control signal exported by the outfan Q1-2 of output isolation circuit is after the filter circuit including resistance R9 and electric capacity C8 filters, it is input to the control input (pin 2) of the integrated MOS device of power, after the G pole of the integrated MOS device of power reaches to open threshold voltage, its D pole (pin 6) and S pole (pin 5) turns on.The D pole being connected with 24V DC source is given controlled LED steering indicating light by the output of S pole 24V+ DC lighting signal.Controlled steering indicating light changes changing along with the flicker frequency of integrated MOS device Q2 of power, thus realizes the purpose that signal lights is controlled.
In the case of to a certain LED signal lamp output illumination sign, this signal lights breaks down and does not works, such as pass through by power integrated MOS device collection and detect output current power, thus identification blink lamp there occurs abnormal conditions, send abnormal feedback signal to outfan Q1-4 from pin 4 simultaneously.
Indicator lamp control system according to a kind of exemplary embodiment of the present utility model also includes feedback isolation circuit 8; feedback isolation circuit 8 is connected between described controller 3 and described protection circuit 4, carries out Phototube Coupling with the abnormal feedback signal producing described protection circuit 4.
Fig. 6 is the circuit diagram of the feedback isolation circuit of exemplary embodiment of the present utility model.As shown in Fig. 1,4,6 and 8, the input of feedback isolation circuit 8 it is transported to from power integrated MOS device Q2 output abnormality feedback signal, make the lumination of light emitting diode of the photoelectrical coupler U7 of feedback isolation circuit 8, after now the phototriode within photoelectrical coupler U7 senses the light of light emitting diode, colelctor electrode C turns on emitter E, and from outfan U1-14 output abnormality feedback signal.In the case, abnormal feedback signal is transported to the pin 14 of controller 3, after this exception feedback signal is processed by controller 3, the pin 20 (outfan U1-20) of controller 3 (U1) exports an alarm signal.
Indicator lamp control system according to a kind of exemplary embodiment of the present utility model also includes isolation circuit 9 of reporting to the police, and is connected between described controller 3 and described alarm 2, carries out Phototube Coupling with the alarm signal producing described controller 3.
Fig. 7 is the circuit diagram of the isolation circuit of reporting to the police of exemplary embodiment of the present utility model.Such as Fig. 1, shown in 4 and 7, the alarm signal that controller 3 produces is input to the lumination of light emitting diode of the photoelectrical coupler U11 of warning isolation circuit 9, after now the phototriode within photoelectrical coupler U11 senses the light of light emitting diode, colelctor electrode C turns on emitter E, and from outfan CONTROL output alarm signal.Alarm 2 can include buzzer or the flashing lamp being arranged in control room.In the case of flashing lamp, the alarm signal doubling flicker is transported to the negative pole of fault luminous indicating diode, and fault luminous indicating diode achieves fault alarm function with flash signal flicker.The flicker frequency of flashing lamp of such as reporting to the police is 2 times of the frequency of steering indicating light flicker, thus substantially points out operator's steering indicating light of control room to there occurs fault, in order to driver identification takes measures in time, so that it is guaranteed that the safety traffic of train.
It is appreciated that as in figure 2 it is shown, when disconnecting the signal of " A1 " end input, controller 3 and steering indicating light quit work completely owing to not powering, and reach the purpose of environmental protection and energy saving.
Although embodiment of the present utility model being described with the control process from A1 end input signal above, it is appreciated that, substantially the same with the mode of above-mentioned " A1 " end input signal from the mode of " A2 ", " WB " end input signal, omit it here and describe in detail.Entirely disconnecting at three kinds of access modules, the most when there is no input signal, the indicator lamp control system of this utility model embodiment will not work.
In the indicator lamp control system of this utility model embodiment, as shown in Fig. 3,5-7, described input isolation circuit 6, output isolation circuit 7, feedback isolation circuit 8 and any one isolated in circuit 9 of reporting to the police include: photodiode；And phototriode, described photosensitive three poles turn on when described photodiode luminescence, to realize from described photodiode to the photoelectric coupling of described phototriode.So, controller and peripheral circuit realize completely isolated, and noise immunity is strong, and job stability is high.
According to the indicator lamp control system of this utility model above-described embodiment, it can the abnormal operation of feedback letter signal lamp in time, it is simple to driver handles it in time, so that it is guaranteed that the safety traffic of train.This indicator lamp control system utilizes the integrated MOS device of power to replace the control mode of mechanical relay, and there is abnormal signal feedback function, have anti-interference strong, vibration resistance, stable, power consumption is little, mechanical abrasion, contactless arcing interference phenomenon, mechanical contact disconnect and abnormal sound when contacting, tranquility environmental protection, accuracy of judgement, the feature such as rapid, is particularly well-suited to install on the rail vehicle.As controlled lamp has abnormal not working, by feedback signal, this controller can notify that driver notes abnormalities and processed in time in time.
It will be appreciated by those skilled in the art that, embodiment described above is all exemplary, and those skilled in the art can make improvements, independent assortment can be carried out in the case of the conflict in terms of not recurring structure or principle of the structure described in various embodiments, thus on the basis of solving technical problem of the present utility model, it is achieved more kinds of indicator lamp control systems.
After describing preferred embodiment of the present utility model in detail; those of ordinary skill in the art can be apparent from; various change and change can be carried out at the protection domain without departing from appended claims under spirit, and this utility model is also not only restricted to the embodiment of examples cited embodiment in description.It should be noted that word " includes " being not excluded for other element or step, word "a" or "an" is not excluded for multiple.It addition, any element numbers of claim should not be construed as limiting scope of the present utility model.
Claims (10)
1. an indicator lamp control system, including:
Control signal generation circuit, is arranged in control room, and is configured for producing multiple initial control signal；
Controller, is configured to produce illumination control signal according to the initial control signal received from described control signal generation circuit；
Multiple protection circuits, are configured to receive described illumination control signal and export for the illumination sign controlling pilot light from outfan；And
Alarm, is arranged in described control room,
It is characterized in that, while described protection circuit is also configured to outfan output illumination sign, detects the duty of corresponding display lamp, and send abnormal feedback signal to controller detecting when display lamp the most normally works,
Described controller controls described alarm equipment alarm according to described abnormal feedback signal.
2. indicator lamp control system as claimed in claim 1; it is characterized in that; also include voltage conversion circuit; described voltage conversion circuit is converted into high level signal and low level signal after being configured to filter described initial control signal; described high level signal is used as the power supply signal of described protection circuit, and described low level signal is used as the power supply signal of described controller.
3. indicator lamp control system as claimed in claim 1 or 2, it is characterized in that, also include that input isolation circuit, described input isolation circuit are configured to receive the initial control signal of control signal generation circuit, and after filtered and Phototube Coupling, be transported to the control input of described controller.
4. indicator lamp control system as claimed in claim 3, it is characterised in that also include multiple output isolation circuit, be connected between described controller and multiple described protection circuit, carry out Phototube Coupling with the illumination control signal that described controller is produced.
5. indicator lamp control system as claimed in claim 4, it is characterised in that also include feedback isolation circuit, be connected between described controller and described protection circuit, carry out Phototube Coupling with the abnormal feedback signal that described protection circuit is produced.
6. indicator lamp control system as claimed in claim 5, it is characterised in that also include isolation circuit of reporting to the police, be connected between described controller and described alarm, carry out Phototube Coupling with the alarm signal that described controller is produced.
7. indicator lamp control system as claimed in claim 6, it is characterised in that described input isolation circuit, output isolation circuit, feedback isolation circuit and any one isolated in circuit of reporting to the police include:
Photodiode；And
Phototriode, described photosensitive three poles turn on when described photodiode luminescence, to realize from described photodiode to the photoelectric coupling of described phototriode.
8. indicator lamp control system as claimed in claim 5, it is characterised in that described protection circuit includes that power integrated metal oxide semiconductor element, described power integrated metal oxide semiconductor element include:
Power input；
Control input, receive the illumination control signal coming from described output isolation circuit；
Outfan, exports illumination sign to corresponding display lamp；And
Feedback output end, sends abnormal feedback signal to described feedback isolation circuit exporting corresponding display lamp in the case of illumination sign when the most normally working.
9. indicator lamp control system as claimed in claim 8, it is characterised in that connect at described control input and have filter circuit.
10. indicator lamp control system as claimed in claim 1 or 2, it is characterised in that described display lamp includes left steering lamp, right turn lamp and flashing light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521127013.1U CN205440403U (en) | 2015-12-29 | 2015-12-29 | Pilot lamp control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521127013.1U CN205440403U (en) | 2015-12-29 | 2015-12-29 | Pilot lamp control system |
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| CN205440403U true CN205440403U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521127013.1U Active CN205440403U (en) | 2015-12-29 | 2015-12-29 | Pilot lamp control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111628875A (en) * | 2019-02-28 | 2020-09-04 | 大唐移动通信设备有限公司 | Ethernet power supply equipment port power supply state indicating circuit and power supply equipment |
| CN112566341A (en) * | 2020-12-29 | 2021-03-26 | 南京优利博电气科技有限公司 | Smart city lighting control system and control method |
-
2015
- 2015-12-29 CN CN201521127013.1U patent/CN205440403U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111628875A (en) * | 2019-02-28 | 2020-09-04 | 大唐移动通信设备有限公司 | Ethernet power supply equipment port power supply state indicating circuit and power supply equipment |
| CN112566341A (en) * | 2020-12-29 | 2021-03-26 | 南京优利博电气科技有限公司 | Smart city lighting control system and control method |
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