CN202279136U - Headlamp failure alarm - Google Patents
Headlamp failure alarm Download PDFInfo
- Publication number
- CN202279136U CN202279136U CN201120433020XU CN201120433020U CN202279136U CN 202279136 U CN202279136 U CN 202279136U CN 201120433020X U CN201120433020X U CN 201120433020XU CN 201120433020 U CN201120433020 U CN 201120433020U CN 202279136 U CN202279136 U CN 202279136U
- Authority
- CN
- China
- Prior art keywords
- circuit
- head lamp
- headlamp
- failure alarm
- alarm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model provides a headlamp failure alarm, which comprises a headlamp, a power supply circuit, a failure alarm circuit and a control circuit. The control circuit connected with the headlamp is used for detecting an operation instruction issued by a driver platform and executing the operation instruction. The power supply circuit comprises a headlamp power supply circuit and a failure alarm power supply circuit. The headlamp power supply circuit and the failure alarm power supply circuit are mutually independent. The headlamp power supply circuit is connected with the headlamp. The failure alarm power supply circuit is connected with the failure alarm circuit. The failure alarm circuit comprises a hall sensor and an alarm output circuit. The hall sensor is used for detecting the current flowing through the headlamp and outputting the detection result to an alarm output circuit. According to the utility model, since the headlamp failure alarm adopts a hall sensor, the headlamp failure alarm can acquire the current flowing through a high-beam lamp or a low-beam lamp in real time. Then the acquired result is processed, outputted and displayed by the headlamp failure alarm for alarming purpose. The headlamp failure alarm has the advantages of strong anti-interference capability, shock resistance, stable operation and small power consumption, which is especially suitable for being installed on a high-speed train.
Description
Technical field
The utility model belongs to the fault alarm field, is specifically related to a kind of head lamp fault alarm that is used on the train.
Background technology
At present, the head lamp on the train often lacks alarm mechanism when breaking down, and makes the staff can not recognize the mode of operation of head lamp timely, for the safe operation of train brings certain hidden danger.Even the device of can correct lamp failure reporting to the police occurred at present, but being subject to external interference, the signal pickup assembly in these devices influences the correctness of judgement, anti-vibration resistance is relatively poor simultaneously, is inappropriate on the train that is installed in high-speed cruising.And when the warning device et out of order, can influence the normal operation of head lamp, influence the driving safety of train.
Summary of the invention
The utility model provides a kind of and has had higher disturbance rejection, anti-shake performance, and do not influenced the head lamp fault alarm of head lamp work to the deficiency of above-mentioned prior art.
The utility model is realized through following technical scheme:
A kind of head lamp fault alarm; Comprise head lamp, feed circuit, failure alarm circuit and control circuit; Feed circuit are used to said head lamp fault alarm power supply, and failure alarm circuit is used for the detection head lamp failure and sends alarm, and control circuit links to each other with head lamp; Be used to detect the operating order that driving position is assigned, and carry out said operating order;
It is characterized in that said feed circuit comprise separate head lamp feed circuit and fault alarm feed circuit, the head lamp feed circuit link to each other with head lamp, and the fault alarm feed circuit link to each other with failure alarm circuit;
Said failure alarm circuit comprises Hall element and warning output circuit, and said Hall element is used to detect the electric current through head lamp, and exports the result to the warning output circuit.
Further; Said control circuit comprises operating order testing circuit and switch circuit; The operating order testing circuit comprises first photoelectrical coupler and second photoelectrical coupler, when operating order when opening or closing country beam, first photoelectrical coupler output high light control signal is given switch circuit; When operating order when opening or closing passing light, second photoelectrical coupler output low light level control signal is given switch circuit;
Said switch circuit comprises first electronic switch and second electronic switch, country beam line conduction or disconnection when importing a high light control signal for first electronic switch; When importing a low light level control signal for second electronic switch, passing light line conduction or disconnection.
Further, said first electronic switch and second electronic switch are FET.
Further, said warning output circuit comprises signal processing circuit and breakdown signal circuit for lamp, and the input end of signal processing circuit is connected with the mouth of Hall element, and the mouth of signal processing circuit is connected with the breakdown signal circuit for lamp.
The feed circuit of the described head lamp fault alarm of the utility model are divided into two fully independently head lamp feed circuit and fault alarm feed circuit, and self damaging of failure alarm circuit do not influence the head lamp normal operation, can guarantee the driving safety of train.Adopt the electric current of the real-time acquisition stream of Hall element simultaneously, and collection result is handled back output demonstration, be used for reporting to the police through head lamp (country beam or passing light).The described head lamp fault alarm of the utility model antijamming capability is strong, vibration resistance, and accuracy of judgement, rapid, the while is stable, power consumption is little, is specially adapted to be installed on the train of high-speed cruising.
Description of drawings
Fig. 1 is the composition frame chart of the described head lamp fault alarm of the utility model;
Fig. 2 is the schematic diagram of feed circuit;
Fig. 3 is the schematic diagram of operating order testing circuit.
Fig. 4 is the schematic diagram of switch circuit;
Fig. 5 is the schematic diagram of warning output circuit.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
The utility model provides a kind of head lamp fault alarm, and it can detect the circuit on-off of country beam and passing light, and the power supply of country beam and passing light is detected, and sends indicating fault when fault is arranged, and triggers and report to the police.This annunciator also has the automatic switching function of country beam, passing light simultaneously.
As shown in Figure 1; The described head lamp fault alarm of the utility model comprises head lamp, feed circuit, failure alarm circuit and control circuit, and feed circuit are used to said head lamp fault alarm power supply; Failure alarm circuit is used for the detection head lamp failure and sends alarm; Control circuit links to each other with head lamp, is used to detect the operating order that driving position is assigned, and carries out said operating order.Said feed circuit comprise separate head lamp feed circuit and fault alarm feed circuit, and the head lamp feed circuit link to each other with head lamp, and the fault alarm feed circuit link to each other with failure alarm circuit.Said failure alarm circuit comprises Hall element and warning output circuit, and said Hall element is used to detect the electric current through head lamp, and exports the result to the warning output circuit.
As shown in Figure 2, the head lamp feed circuit are 12V voltage with the 110V voltage transitions, and 12V are provided voltage for head lamp; The fault alarm feed circuit are the Hall element power supply, and being about to the 110V voltage transitions is 5V voltage, and for Hall element provides 5V voltage, the Hall element that the utility model adopts is HDC010G/S.Owing to consider that the power supply environment on the train is more special; Current supply circuit disturbs more; In order to protect self circuit to avoid interference other consumer on the train without interruption simultaneously; Above-mentioned two circuit have all added disturbance rejection protection device, have possessed functions such as both positive and negative polarity reverse connecting protection, overvoltage, overcurrent and surge inhibition.Voltage transitions in the said feed circuit can adopt existing multiple implementation, and the utility model repeats no more.
Said control circuit comprises operating order testing circuit and switch circuit; The operating order testing circuit is used to detect the operating order that driving position issues; It comprises first photoelectrical coupler and second photoelectrical coupler; When operating order when opening or closing country beam, first photoelectrical coupler output high light control signal is given switch circuit; When operating order when opening or closing passing light, second photoelectrical coupler output low light level control signal is given switch circuit.As shown in Figure 3; Operating order testing circuit described in the present embodiment comprises passing light testing circuit and country beam testing circuit, and the country beam testing circuit comprises rectifier diode D7, photoelectrical coupler IC5, zener diode ZD2, capacitor C 8, resistance R 13, R14, R17, and wherein the model of IC5 is TLP627; The P of D7 end and country beam+the 110V power supply is connected; N end connect with R13, R14 successively, and the N end of the light-emitting diode among the IC5 links to each other with-110V power supply, and the P of light-emitting diode holds to hold with the P of ZD2 and links to each other; C8 is between the N of the N of ZD2 end and light-emitting diode end, and the collecting electrode of the aerotron among the IC5 links to each other with country beam.If during the country beam power connection, lumination of light emitting diode among the IC5, the aerotron conducting, emitting stage has signal output, output high light control signal.Passing light testing circuit and country beam testing circuit are identical; It comprises rectifier diode D8, photoelectrical coupler IC6, zener diode ZD3, capacitor C 9, resistance R 15, R16, R18; If during the passing light power connection, lumination of light emitting diode among the IC6, aerotron conducting; Emitting stage has signal output, low light level high light control signal.
Said switch circuit comprises first electronic switch and second electronic switch, country beam line conduction or disconnection when importing a high light control signal for first electronic switch; When importing a low light level control signal for second electronic switch, passing light line conduction or disconnection.As shown in Figure 4, the described switch circuit of present embodiment comprises R19, Q2, RV3, R20, Q3 and RV4, and wherein RV3 and RV4 are pizo-resistance; Q2 and Q3 are FET; R19 and R20 are patch resistor, and Q2 and Q3 use as electronic switch in this circuit, import a high light control signal for the G utmost point of Q2; Then Q2 conducting or disconnection, i.e. country beam line conduction or disconnection; Import a low light level control signal, then Q3 conducting or disconnection, i.e. passing light line conduction or disconnection for the G utmost point of Q3.
As shown in Figure 5, said warning output circuit comprises signal processing circuit and breakdown signal circuit for lamp.Signal processing circuit comprises two op amp IC3A and IC3B, aerotron Q1, rectifier diode D5, relay R Y1 and resistance R 7-R12; Said op amp IC3A and IC3B are LM358; Both series connection are carried out the secondary amplification to the output signal of Hall element, and the mouth of IC3B links to each other with the base stage of Q1 after resistance R 7, and the collecting electrode of Q1 links to each other with relay R Y1 one end; The other end of relay R Y1 links to each other with the 12V power supply, and rectifier diode D5 is parallelly connected with relay R Y1.Relay R Y1 is closed when the Q1 conducting, does not break off during conducting at Q1, and connect the breakdown signal circuit for lamp this moment, lights emergency light.The breakdown signal circuit for lamp comprises a signal lamp and 110V power supply, and signal lamp is lighted during power connection.
Whether the described head lamp fault alarm of the utility model has electric current through judging whether et out of order of country beam or passing light with country beam or passing light.Through the electric current of the real-time acquisition stream of Hall element through country beam or passing light, and collection result is handled the back export demonstration, trigger danger light, the prompting staff in time handles.Simultaneously during et out of order, can also judge that drawing power supply sends fault at country beam and passing light circuit, the prompting staff further detects power supply.The head lamp fault can be in time found in the application of this head lamp fault alarm, reminds the staff in time to handle, with the safety that improves train running greatly.
The utility model not only is confined to the above-mentioned specific embodiment; Persons skilled in the art are according to the disclosed content of the utility model; Can adopt other multiple specific embodiment to implement the utility model, therefore, project organization of every employing the utility model and thinking; Do some simple designs that change or change, all fall into the scope of the utility model protection.
Claims (4)
1. head lamp fault alarm; Comprise head lamp, feed circuit, failure alarm circuit and control circuit; Feed circuit are used to said head lamp fault alarm power supply, and failure alarm circuit is used for the detection head lamp failure and sends alarm, and control circuit links to each other with head lamp; Be used to detect the operating order that driving position is assigned, and carry out said operating order;
It is characterized in that said feed circuit comprise separate head lamp feed circuit and fault alarm feed circuit, the head lamp feed circuit link to each other with head lamp, and the fault alarm feed circuit link to each other with failure alarm circuit;
Said failure alarm circuit comprises Hall element and warning output circuit, and said Hall element is used to detect the electric current through head lamp, and exports the result to the warning output circuit.
2. head lamp fault alarm according to claim 1; It is characterized in that; Said control circuit comprises operating order testing circuit and switch circuit; The operating order testing circuit comprises first photoelectrical coupler and second photoelectrical coupler, when operating order when opening or closing country beam, first photoelectrical coupler output high light control signal is given switch circuit; When operating order when opening or closing passing light, second photoelectrical coupler output low light level control signal is given switch circuit;
Said switch circuit comprises first electronic switch and second electronic switch, country beam line conduction or disconnection when importing a high light control signal for first electronic switch; When importing a low light level control signal for second electronic switch, passing light line conduction or disconnection.
3. head lamp fault alarm according to claim 2 is characterized in that, said first electronic switch and second electronic switch are FET.
4. head lamp fault alarm according to claim 1 and 2; It is characterized in that; Said warning output circuit comprises signal processing circuit and breakdown signal circuit for lamp; The input end of signal processing circuit is connected with the mouth of Hall element, and the mouth of signal processing circuit is connected with the breakdown signal circuit for lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120433020XU CN202279136U (en) | 2011-11-04 | 2011-11-04 | Headlamp failure alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120433020XU CN202279136U (en) | 2011-11-04 | 2011-11-04 | Headlamp failure alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202279136U true CN202279136U (en) | 2012-06-20 |
Family
ID=46225313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120433020XU Expired - Lifetime CN202279136U (en) | 2011-11-04 | 2011-11-04 | Headlamp failure alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202279136U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211493A (en) * | 2015-05-05 | 2016-12-07 | 中冶宝钢技术服务有限公司 | A kind of lighting control module |
| CN109741619A (en) * | 2019-03-14 | 2019-05-10 | 安徽富煌科技股份有限公司 | A kind of electronic public transport stop board that can remotely monitor Mask Failure |
| CN110505741A (en) * | 2019-09-20 | 2019-11-26 | 江苏海湾电气科技有限公司 | A kind of method and device detecting naval light state |
-
2011
- 2011-11-04 CN CN201120433020XU patent/CN202279136U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211493A (en) * | 2015-05-05 | 2016-12-07 | 中冶宝钢技术服务有限公司 | A kind of lighting control module |
| CN109741619A (en) * | 2019-03-14 | 2019-05-10 | 安徽富煌科技股份有限公司 | A kind of electronic public transport stop board that can remotely monitor Mask Failure |
| CN110505741A (en) * | 2019-09-20 | 2019-11-26 | 江苏海湾电气科技有限公司 | A kind of method and device detecting naval light state |
| CN110505741B (en) * | 2019-09-20 | 2021-11-30 | 江苏海湾电气科技有限公司 | Method and device for detecting state of navigation signal lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101835318B (en) | Intelligent detector of LED street lamp and working method thereof | |
| CN205228815U (en) | Detect device of bolt -up situation for car | |
| CN202279136U (en) | Headlamp failure alarm | |
| CN103208782A (en) | Comprehensive detection and electric protection device for power frequency and variable frequency power supplies | |
| CN204928081U (en) | On -vehicle single phase power fault warning and protection device | |
| CN203519758U (en) | Relay contact adhesion fault warning device | |
| CN204230865U (en) | A kind of motor protecting device | |
| CN204775062U (en) | Electrical apparatus mount board fusible link indicating device and commercial car for automobile | |
| CN208190980U (en) | A kind of car light monitoring circuit | |
| CN201178514Y (en) | Alarm light exception monitoring apparatus | |
| CN205581275U (en) | Railway electric locomotive battery insufficient voltage detection alarm device | |
| CN102213738A (en) | Short-circuit test device of electric equipment | |
| CN2905538Y (en) | Electric safety protection device for hybrid power electric vehicle | |
| CN201429678Y (en) | Open circuit trouble shooter for storage battery | |
| CN203623501U (en) | Automobile daytime running lamp control device | |
| CN204615349U (en) | Remote signalling alarm device when a kind of integrated form Surge Protector Indication of Losing Efficacy and inefficacy | |
| CN204425755U (en) | Light fixture failure detection circuit | |
| CN203698094U (en) | Electronic flasher for vehicle | |
| CN203358450U (en) | Circuit for flasher | |
| CN205080243U (en) | 400 series seismic data collection system power low -voltage warning protector | |
| CN202454008U (en) | Sound and light alarm equipment monitoring circuit | |
| CN208654220U (en) | A kind of source-drain warning device | |
| CN205646340U (en) | Warning socket overflows | |
| CN206096377U (en) | Detecting system of direct current traction power supply system cutout ware handcart | |
| CN110996483A (en) | Fault detection system for railway locomotive illuminating lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: LANP ELECTRIC CO., LTD. Free format text: FORMER NAME: LANPU ELECTRIC APPLIANCE CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 325600 Yueqing Economic Development Zone, Zhejiang Patentee after: LANP Electric Co., Ltd. Address before: 325000 Yueqing Economic Development Zone, Zhejiang, Wenzhou Patentee before: LANP Electrical Co.,Ltd |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120620 |
|
| CX01 | Expiry of patent term |