CN201354997Y - Flash lamp used for vehicles - Google Patents
Flash lamp used for vehicles Download PDFInfo
- Publication number
- CN201354997Y CN201354997Y CNU2009200373073U CN200920037307U CN201354997Y CN 201354997 Y CN201354997 Y CN 201354997Y CN U2009200373073 U CNU2009200373073 U CN U2009200373073U CN 200920037307 U CN200920037307 U CN 200920037307U CN 201354997 Y CN201354997 Y CN 201354997Y
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- Prior art keywords
- control module
- resistance
- module
- flash
- electrically connected
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model relates to a flash lamp used for vehicles which need alarming such as police cars, fire trucks, traffic lights and the like. The flash lamp comprises an LED tube, a rectification module, a surge voltage protection module, a brightness control module, a step-down flow-divider module, a flash control module and a frequency control module, wherein the surge voltage protection module restricts an instantaneous over-voltage to be in the bearable voltage range of the system, the brightness control module is electrically connected to the surge voltage protection module, the brightness control module is electrically connected to the LED tube, the step-down flow-divider module is electrically connected to the brightness control module, the flash control module is electrically connected to the surge voltage protection module and is used for controlling the LED tube to lighten and go out, a multiple-oscillator is formed on the flash control module and the brightness control module, and the frequency control module is electrically connected to the flash control module and is used for controlling the lightening and extinguishing time of the LED tube. The flash lamp used for vehicles of the utility model has the advantages of small energy consumption, high brightness, broad service range and long service life.
Description
Technical field
The utility model relates to a kind of attention device, the vehicle flash lamp that needs such as particularly a kind of police car, fire fighting truck are reported to the police.
Background technology
In recent years, semi-conductor lighting lamp (LED) the production technology sexual development that makes a breakthrough, the power of monomer led light source can reach more than the 200w; street lamp, garden lamp, military high light torch etc. successfully have been applied to; simultaneously, because LED accomplishes scale production, cost reduces greatly.The major advantage of LED has that power savings is remarkable, luminous intensity is high.Test through domestic authoritative optical research, and compare with the power incandescent lamp, the luminous intensity of LED lamp is more than 13 times of incandescent lamp, compares with the electricity-saving lamp with power, and the luminous intensity of LED lamp is more than 3 times of electricity-saving lamp.Service life is long especially, and the theoretical life-span of LED can reach 100,000 hours, and also surpass 50,000 hours actual life, for incandescent lamp and electricity-saving lamp tens times even up to hundred times.To light speed very fast for the LED lamp in addition, almost do not have time delay, and group flashing light had no effect to the life-span.Have above-mentioned advantage though the LED lamp is compared with incandescent lamp and electricity-saving lamp, the LED lamp self is still waiting improvements, for example adopts the flash lamp of LED lamp design, and its power consumption does not also reach comparatively desirable state, and the scope of its operating voltage is also narrower.
The utility model content
At the problems referred to above, the purpose of this utility model provides a kind of vehicle flash lamp that consumes energy little, that brightness is high, and the utility model also has the advantage that the scope of application is wide and the life-span is long simultaneously.
The technical scheme that realizes the utility model purpose is as follows:
Comprise LED fluorescent tube and rectification module, comprise that also one is limited in system with instantaneous overvoltage and can bear surge voltage protection module in the voltage range; And the brilliance control module that is electrically connected with the surge voltage protection module, this brilliance control module is electrically connected with the LED fluorescent tube; And the step-down diverter module that is electrically connected with the brilliance control module; And the flash of light control module that is electrically connected with the surge voltage protection module, the flash of light control module is used to control the LED lamp tube starting and extinguishes, and flash of light control module and brilliance control module constitute multivibrator; And the frequency control module that is electrically connected with the flash of light control module, this frequency control module is used to control lighting and the fall time of LED fluorescent tube.
Adopted such scheme, the surge voltage protection module is limited in system with instantaneous overvoltage and can bear in the voltage range, can avoid other modular unit to suffer the impact of instantaneous overvoltage like this, and the stability and the reliability of circuit working is provided.Flash of light control module and brilliance control module constitute multivibrator, fundamental frequency of the present utility model is 1Hz, when circuit working, superposed signal that an exportable frequency is 50KHz and the higher hamonic wave of a 10KHz, can make minimum current reach 10mA, compare with existing flasher, power saving more, and brightness is higher.And DC voltage scope of application energy 110-230V, the scope of application of alternating voltage is 85-265V, has wideer operating voltage range, makes its scope of application also more wide in range, brightness is improved.
Flasher of the present utility model is through experimental verification, and when importing the direct current of 110V, maximum current is 40mA, and minimum current is 20mA, and brightness is 300; When importing the direct current of 230V, maximum current is 50mA, and minimum current is 30mA, and brightness is 600.When importing the alternating current of 85V, maximum current is 30mA, and minimum current is 10mA, and brightness is 400; When importing the alternating current of 265V, maximum current is 40mA, and minimum current is 20mA, and brightness is 700.Therefore, the utlity model has the advantage that electric current is little and brightness is high.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model;
Fig. 2 is the circuit theory diagrams of Fig. 1;
In the accompanying drawing, 1 is rectification module, and 2 are the surge voltage protection module, and 3 are the brilliance control module, and 4 are the step-down diverter module, and 5 are the flash of light control module, and 6 is frequency control module.
The specific embodiment
With reference to Fig. 1 and Fig. 2, vehicle flash lamp of the present utility model comprises LED fluorescent tube and rectification module 1, comprises that also one is limited in system with instantaneous overvoltage and can bear surge voltage protection module 2 in the voltage range; And the brilliance control module 3 that is electrically connected with the surge voltage protection module, this brilliance control module is electrically connected with the LED fluorescent tube; And the step-down diverter module 4 that is electrically connected with the brilliance control module; And the flash of light control module 5 that is electrically connected with the surge voltage protection module, the flash of light control module is used to control the LED lamp tube starting and extinguishes, and flash of light control module and brilliance control module 3 constitute multivibrator; And the frequency control module 6 that is electrically connected with flash of light control module 5, this frequency control module is used to control lighting and the fall time of LED fluorescent tube.
With reference to Fig. 2, rectification module 1 comprises the diode D1 that is used for rectification, and the filter capacitor C2 in parallel with this diode D1, and filter capacitor C2 is an electrochemical capacitor.Diode D1 anode is unsettled, and it is as alternating current or galvanic input, and the negative electrode of diode D1 is as output, provides operating voltage to other module of system.
With reference to Fig. 2; surge voltage protection module 2 comprises resistance R 7, capacitor C 5, capacitor C 6 and resistance R 8; resistance R 7 is connected successively with capacitor C 6 and resistance R 8; capacitor C 5 is parallel to the two ends of resistance R 7; resistance R 7 ends are connected with the base stage of the triode Q3 of flash of light control module, and resistance R 8 ends are connected with the FET Q2 drain electrode of flash of light control module.
With reference to Fig. 2, frequency control module 6 comprises resistance R 3 and the adjustable resistance R4 that connects with this resistance R 3, the other end of resistance R 3 is connected with rectification circuit output end, the other end of adjustable resistance R4 is connected with the flash of light control module, and adjustable resistance R4 is connected with the grid of the FET of flash of light control module.Change the resistance of adjustable resistance R4, can change lighting and the fall time of LED fluorescent tube.
With reference to Fig. 2, brilliance control module 3 comprises transformer T, bidirectional trigger diode Q1, inductance L 3, charging capacitor C3, storage capacitor C4, resistance R 5, diode D2, resistance R 14.The former limit L1 of transformer T is connected with the output of rectification module, and the former limit L1 of transformer T connects with bidirectional trigger diode Q1 and connects with resistance R 5 after formed branch road and the charging capacitor C3 parallel connection again, and resistance R 5 is connected with the flash of light control module.Secondary L2 one end of transformer T is connected with the LED fluorescent tube; the other end is connected with rectification circuit output end; storage capacitor C4 is in parallel with the LED fluorescent tube; inductance L 3 is in parallel with storage capacitor C4; inductance L 3 is connected with diode D2; resistance R 14 1 ends are connected with diode D2, and resistance R 14 other ends are connected with the surge voltage protection module.
With reference to Fig. 2, flash of light control module 5 comprises triode Q3, FET Q2, voltage-stabiliser tube D3, voltage-stabiliser tube D4, resistance R 12, shunt resistance R10, resistance R 11, resistance R 13, diode D5.The base stage of triode Q3 is connected with the anode of voltage-stabiliser tube D4, resistance R 13 is connected between the base stage and ground of triode Q3, the grounded emitter of triode Q3, the colelctor electrode of triode Q3 is connected with the grid of FET Q2, and voltage-stabiliser tube D3 is connected between the colelctor electrode and ground of triode Q3.The drain electrode of FET Q2 connects the surge voltage protection module, and the source electrode of FET Q2 is by shunt resistance R10 ground connection, and the negative electrode of voltage-stabiliser tube D4 is by resistance R 12 ground connection, and resistance R 12 connects the brilliance control module by resistance R 11.The negative electrode of diode D5 is connected with the base stage of triode, and the anode of diode D5 is connected with step-down diverter module 4.
With reference to Fig. 2, step-down diverter module 4 comprises dropping resistor R6, resistance R 15, resistance R 16, shunt resistance R9 and filter capacitor C7.Dropping resistor R6 one end is connected with the output of rectification module; the other end is connected with the diode D5 of flash of light control module; shunt resistance R9 one end is connected with the source electrode of the FET Q2 of flash of light control module; the shunt resistance R9 other end is connected with the diode D5 of flash of light control module; resistance R 15 1 ends are connected with the resistance R 14 of brilliance control module; the other end of resistance R 15 is connected with resistance R 16, and the other end of resistance R 16 is connected with surge voltage protection module 2.Filter capacitor C7 one end is connected with resistance R 16, other end ground connection.
After connecting power supply, alternating current or direct current carry out filtering by the diode D1 rectification and the filter capacitor C2 of rectification module, and alternating current or the direct current of rectification module after with rectifying and wave-filtering carried and outputed to other modular unit.Frequency module get electric after, output frequency signal to the flash of light control module.The FET Q2 conducting of flash of light control module, the source electrode output current of FET Q2, this electric current flows through the shunt resistance R9 of step-down diverter module and the diode D5 of flash of light control module successively, makes triode Q3 conducting to cause FET Q2 to end after the triode Q3 conducting.The inductance L 3 of brilliance control module is charged to capacitor C 4 by diode D2, also charge simultaneously to charging capacitor C3, when charging capacitor C3 both end voltage is charged to certain value, bidirectional trigger diode Q1 dead electricity disconnects, the secondary L2 of transformer T induces high voltage by the former limit L1 of this transformer, and the LED fluorescent tube is lighted.After the LED fluorescent tube was lighted, resistance R 12 both end voltage reduced, and cause triode Q3 base potential to reduce and make triode Q3 end, FET Q2 conducting again, the LED fluorescent tube extinguishes, and forms loop control.
Claims (5)
1. the vehicle flash lamp comprises LED fluorescent tube and rectification module, it is characterized in that: comprise that also one is limited in system with instantaneous overvoltage and can bear surge voltage protection module in the voltage range; And the brilliance control module that is electrically connected with the surge voltage protection module, this brilliance control module is electrically connected with the LED fluorescent tube; And the step-down diverter module that is electrically connected with the brilliance control module; And the flash of light control module that is electrically connected with the surge voltage protection module, the flash of light control module is used to control the LED lamp tube starting and extinguishes, and flash of light control module and brilliance control module constitute multivibrator; And the frequency control module that is electrically connected with the flash of light control module, this frequency control module is used to control lighting and the fall time of LED fluorescent tube.
2. vehicle flash lamp according to claim 1; it is characterized in that: described surge voltage protection module comprises resistance (R7), electric capacity (C5), electric capacity (C6) and resistance (R8); resistance (R7) is connected successively with electric capacity (C6) and resistance (R8), and electric capacity (C5) is parallel to the two ends of resistance (R7).
3. vehicle flash lamp according to claim 1, it is characterized in that: described frequency control module comprises resistance (R3) and the adjustable resistance (R4) of connecting with this resistance (R3), the other end of resistance (R3) is connected with rectification circuit output end, and the other end of adjustable resistance (R4) is connected with the flash of light control module.
4. vehicle flash lamp according to claim 1, it is characterized in that: described brilliance control module comprises transformer (T), bidirectional trigger diode (Q1), inductance (L3), charging capacitor (C3) and storage capacitor (C4), the former limit of transformer (T) the formed branch road of connecting with bidirectional trigger diode (Q1) is in parallel with charging capacitor (C3) again, secondary one end of transformer (T) is connected with the LED fluorescent tube, the other end is connected with rectification circuit output end, storage capacitor (C4) is in parallel with the LED fluorescent tube, and inductance (L3) is in parallel with storage capacitor (C4).
5. vehicle flash lamp according to claim 1; it is characterized in that: described flash of light control module comprises triode (Q3); FET (Q2); voltage-stabiliser tube (D4); resistance (R12) and shunt resistance (R10); the base stage of triode (Q3) is connected with the anode of voltage-stabiliser tube (D4); the grounded emitter of triode (Q3); the colelctor electrode of triode (Q3) is connected with the grid of FET (Q2); the drain electrode of FET (Q2) connects the surge voltage protection module; the source electrode of FET (Q2) is by shunt resistance (R10) ground connection; the negative electrode of voltage-stabiliser tube (D4) is by resistance (R12) ground connection, and resistance (R12) also connects the brilliance control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200373073U CN201354997Y (en) | 2009-01-20 | 2009-01-20 | Flash lamp used for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200373073U CN201354997Y (en) | 2009-01-20 | 2009-01-20 | Flash lamp used for vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201354997Y true CN201354997Y (en) | 2009-12-02 |
Family
ID=41411337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200373073U Expired - Lifetime CN201354997Y (en) | 2009-01-20 | 2009-01-20 | Flash lamp used for vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201354997Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105282914A (en) * | 2014-07-18 | 2016-01-27 | 松下知识产权经营株式会社 | Switching equipment and load control system comprising the same |
-
2009
- 2009-01-20 CN CNU2009200373073U patent/CN201354997Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105282914A (en) * | 2014-07-18 | 2016-01-27 | 松下知识产权经营株式会社 | Switching equipment and load control system comprising the same |
| CN105282914B (en) * | 2014-07-18 | 2019-04-02 | 松下知识产权经营株式会社 | Switchgear and load control system including the switchgear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213032 No. 199 west the Yellow River Road, Xinbei District, Jiangsu, Changzhou Patentee after: HANDELI (CHANGZHOU) ELECTRONICS CO., LTD. Address before: 213032 No. 199 west the Yellow River Road, Xinbei District, Jiangsu, Changzhou Patentee before: BeStar Electronics Industry Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091202 |
|
| CX01 | Expiry of patent term |