CN202686105U - Electronic flickering circuit of turn lights of motor vehicles - Google Patents
Electronic flickering circuit of turn lights of motor vehicles Download PDFInfo
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- CN202686105U CN202686105U CN 201220251072 CN201220251072U CN202686105U CN 202686105 U CN202686105 U CN 202686105U CN 201220251072 CN201220251072 CN 201220251072 CN 201220251072 U CN201220251072 U CN 201220251072U CN 202686105 U CN202686105 U CN 202686105U
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Abstract
The utility model discloses an electronic flickering circuit of turn lights of motor vehicles, comprising a 12-24V direct-current power supplier, a multivibrator circuit and a power drive and turn light switching circuit. The multivibrator circuit comprises a time-base circuit integrated circuit 1 (IC1), a resistor R3, a resistor R4 and an electrolytic capacitor C1. The selected model of the time-base circuit IC1 is NE555; the power drive and turn light switching circuit comprises an N-channel high-power field-effect transistor VT1, a resistor R1, a resistor R2, a change-over switch SW and turn indicator lights L1-l4. The drive circuit of the electronic flickering circuit of turn lights of motor vehicles disclosed by the utility model comprises the components of the N-channel high-power field-effect transistor and the like. Compared with relay flashers and the like, the electronic flickering circuit of turn lights of motor vehicles is characterized by simple structure, wide supply voltage suitable range, stable flickering frequency, no relay contact ablation, no electricity consumption of whole machines basically, reliable working, low manufacturing cost and the like.
Description
Technical field
The invention belongs to technical field of automotive electronics, is about a kind of electronics mode steering lamp for motor vehicle flashing circuit.
Background technology
The mode of operation of steering lamp for motor vehicle is the work of stroboscopic discountinuity, and self-propelled vehicle is opened steering indicating light in advance when turning to, purpose be remind all around vehicle and on every side the pedestrian note.The steering lamp for motor vehicle Der Blink und Abblendschalter is divided into by structure: three kinds of a resistance silk formula, condenser and electronic types.Wherein, a resistance silk formula can be divided into again electrothermic type and tab style (that is: flip-over type), and electronic type can be divided hybrid (that is: electronic component and relay) and full electronic.As: vane type flasher is to utilize the heating effect of current principle, to expand with heat and contract with cold as power, makes spring leaf produce the interrupted make contact of abrupt change, thereby realizes the flicker of turning indicator.
The oscillating circuit that electronics mode steering lamp for motor vehicle flashing circuit of the present invention is comprised of time base circuit, form driving circuit by elements such as N channel high power field effect transistor, it is compared with flashers such as relay systems, the characteristics such as that circuit of the present invention has is simple for structure, the power line voltage applicable area is wide, flicker frequency is stable, non-relay pitting of contact phenomenon, substantially not power consumption of complete machine, reliable operation, anti-body oscillating, cost of manufacture are low are applicable to the circuit upgrading of various power actuated vehicle steering indicating lights.
Below describe this electronics mode steering lamp for motor vehicle flashing circuit related relevant manufacturing technology content in manufacturing process in detail.
Summary of the invention
Goal of the invention and beneficial effect: the oscillating circuit that electronics mode steering lamp for motor vehicle flashing circuit of the present invention is comprised of time base circuit, form driving circuit by elements such as N channel high power field effect transistor, it is compared with flashers such as relay systems, the characteristics such as that circuit of the present invention has is simple for structure, the power line voltage applicable area is wide, flicker frequency is stable, non-relay pitting of contact phenomenon, substantially not power consumption of complete machine, reliable operation, anti-body oscillating, cost of manufacture are low are applicable to the circuit upgrading of various power actuated vehicle steering indicating lights.
Technical scheme of the present invention: electronics mode steering lamp for motor vehicle flashing circuit, it comprises 12～24V direct supply, multi-resonant oscillating circuit, power drive and steering indicating light commutation circuit, it is characterized in that:
Multi-resonant oscillating circuit: it is comprised of time base circuit IC1, resistance R 3, resistance R 4 and chemical capacitor C1, it is NE555 that time base circuit IC1 selects the model of integrated circuit, the 2nd pin of time base circuit IC1 and the 6th pin connect the positive pole of chemical capacitor C1 and an end of resistance R 4, the 7th pin of another termination time base circuit IC1 of resistance R 4 and an end of resistance R 3, the anodal VCC of the other end connection circuit of resistance R 3, the 1st pin connection circuit ground GND of the negative pole of chemical capacitor C1 and time base circuit IC1, the anodal VCC of the 4th pin of time base circuit IC1 and the 8th pin connection circuit;
Power drive and steering indicating light commutation circuit: it is by N channel high power field effect transistor VT1, resistance R 1, resistance R 2, pole changer SW and turning indicator L1～L4 forms, the end of the 3rd pin connecting resistance R2 of time base circuit IC1, the grid of the end of the other end connecting resistance R1 of resistance R 2 and N channel high power field effect transistor VT1, the source electrode connection circuit ground GND of N channel high power field effect transistor VT1, the common port to switch SW is switched through in the drain electrode of N channel high power field effect transistor VT1, the contact, left side of pole changer SW connects the end of left side indicator lamp L1 and the end of left side indicator lamp L2, the other end of left side indicator lamp L1 and the anodal VCC of the other end connection circuit of left side indicator lamp L2, the contact, right side of pole changer SW connects the end of right side indicator lamp L3 and the end of right side indicator lamp L4, the anodal VCC of the other end connection circuit of the other end of right side indicator lamp L3 and right side indicator lamp L4.
12～24V dc power anode links to each other with circuit anode VCC, 12～24V dc power cathode connection circuit ground GND.
The circuit working principle: electronics mode steering lamp for motor vehicle flashing circuit forms multi-resonant oscillating circuit by time base circuit IC1 and resistance R 3, resistance R 4, chemical capacitor C1, the oscillation frequency of oscillating circuit is 1.2～1.5Hz, with the driving switch of N channel high power field effect transistor VT1 as turning indicator L1～L4, when self-propelled vehicle is turned to the left or to the right, pole changer SW is stirred to the left side, indicator lamp L1 and the L2 on the self-propelled vehicle left side are switched on glittering, pole changer SW is stirred to the right, and indicator lamp L3 and the L4 on self-propelled vehicle the right are switched on glittering; When self-propelled vehicle was kept straight on, pole changer SW placed midway location.
Description of drawings
Accompanying drawing 1 is the embodiment fundamental diagram that the invention provides an electronics mode steering lamp for motor vehicle flashing circuit; SW is the pole changer of steering lamp for motor vehicle in the accompanying drawing 1.
The specific embodiment
Circuit working schematic diagram and description of drawings according to the steering lamp for motor vehicle of electronics mode shown in the accompanying drawing 1 flashing circuit, and according to the annexation between the components and parts in the described each several part circuit of summary of the invention, and the components and parts technical parameter described in the embodiment requires to implement to realize the present invention.
Components and parts title and main technical details thereof
IC1 is time base circuit, and the model of selecting is NE555; Time base circuit IC1 is 8 pin DIP encapsulation, and each pin function: 1 pin is circuit ground GND; 2 pin are trigger end; 3 pin mouths; 4 pin preset ends; 5 pin are control voltage; 6 pin thresholdings (threshold value); 7 pin are discharge end; 8 pin meet positive source VCC;
VT1 is N channel high power field effect transistor, and the model of selecting is IRFZ30 or IRFZ22;
Resistance is all selected the 1/4W metal film resistor, and the resistance of resistance R 1 is 10K Ω; The resistance of resistance R 2 is 4.7K Ω; The resistance of resistance R 3 is 510K Ω; The resistance of resistance R 4 is 510K Ω;
C1 is chemical capacitor, and its technical parameter is 1 μ F/35V;
L1～L4 is turning indicator, and L1, L2 are the left side indicator lamp, and L3, L4 are the right side indicator lamp;
SW is pole changer, uses the self-propelled vehicle special use that the single-pole triple-throw switch of middle set is arranged, and its technical parameter is 5A/60V.
Circuit production main points and circuit debugging
The circuit of electronics mode steering lamp for motor vehicle flashing circuit is as long as the electronic devices and components performance of using is intact, annexation according to components and parts shown in the accompanying drawing 1 is welded, and to physics wiring is conscientiously checked and is checked, and install, welding errorless after, this circuit does not need debugging to work;
12～24V direct supply can use the continuous adjustable stabilized voltage supply of 6～30V, and electronics mode steering lamp for motor vehicle flashing circuit can work in 6～30V voltage range;
The oscillation frequency of multi-resonant oscillating circuit is 1.2～1.5Hz, and the resistance of regulating resistance R3 can change the flicker frequency of turning indicator;
Because when pole changer SW is in middle set, the complete machine power consumption is below 1mA, so do not need to arrange specially source switch in the circuit.
Claims (2)
1. electronics mode steering lamp for motor vehicle flashing circuit, it comprises 12～24V direct supply, multi-resonant oscillating circuit, power drive and steering indicating light commutation circuit, it is characterized in that:
Described multi-resonant oscillating circuit is comprised of time base circuit IC1, resistance R 3, resistance R 4 and chemical capacitor C1, it is NE555 that time base circuit IC1 selects the model of integrated circuit, the 2nd pin of time base circuit IC1 and the 6th pin connect the positive pole of chemical capacitor C1 and an end of resistance R 4, the 7th pin of another termination time base circuit IC1 of resistance R 4 and an end of resistance R 3, the anodal VCC of the other end connection circuit of resistance R 3, the 1st pin connection circuit ground GND of the negative pole of chemical capacitor C1 and time base circuit IC1, the anodal VCC of the 4th pin of time base circuit IC1 and the 8th pin connection circuit;
Described power drive and steering indicating light commutation circuit are by N channel high power field effect transistor VT1, resistance R 1, resistance R 2, pole changer SW and turning indicator L1～L4 forms, the end of the 3rd pin connecting resistance R2 of time base circuit IC1, the grid of the end of the other end connecting resistance R1 of resistance R 2 and N channel high power field effect transistor VT1, the source electrode connection circuit ground GND of N channel high power field effect transistor VT1, the common port to switch SW is switched through in the drain electrode of N channel high power field effect transistor VT1, the contact, left side of pole changer SW connects the end of left side indicator lamp L1 and the end of left side indicator lamp L2, the other end of left side indicator lamp L1 and the anodal VCC of the other end connection circuit of left side indicator lamp L2, the contact, right side of pole changer SW connects the end of right side indicator lamp L3 and the end of right side indicator lamp L4, the anodal VCC of the other end connection circuit of the other end of right side indicator lamp L3 and right side indicator lamp L4.
2. electronics mode steering lamp for motor vehicle flashing circuit according to claim 1, it is characterized in that: 12～24V dc power anode links to each other with circuit anode VCC, 12～24V dc power cathode connection circuit ground GND.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220251072 CN202686105U (en) | 2012-05-31 | 2012-05-31 | Electronic flickering circuit of turn lights of motor vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220251072 CN202686105U (en) | 2012-05-31 | 2012-05-31 | Electronic flickering circuit of turn lights of motor vehicles |
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| Publication Number | Publication Date |
|---|---|
| CN202686105U true CN202686105U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220251072 Expired - Fee Related CN202686105U (en) | 2012-05-31 | 2012-05-31 | Electronic flickering circuit of turn lights of motor vehicles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673466A (en) * | 2012-05-31 | 2012-09-19 | 洪珍 | Electronic-mode flashing circuit of steering lamp of motor vehicle |
| CN109878410A (en) * | 2019-04-12 | 2019-06-14 | 福建船政交通职业学院 | A kind of rainfall detection multi gear switching system of vane type flasher |
-
2012
- 2012-05-31 CN CN 201220251072 patent/CN202686105U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673466A (en) * | 2012-05-31 | 2012-09-19 | 洪珍 | Electronic-mode flashing circuit of steering lamp of motor vehicle |
| CN109878410A (en) * | 2019-04-12 | 2019-06-14 | 福建船政交通职业学院 | A kind of rainfall detection multi gear switching system of vane type flasher |
| CN109878410B (en) * | 2019-04-12 | 2023-04-07 | 福建船政交通职业学院 | Rainfall detection multi-gear switching system of wing-type flasher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20130531 |