CN201197207Y - Signal flashing circuit for vehicle steering - Google Patents
Signal flashing circuit for vehicle steering Download PDFInfo
- Publication number
- CN201197207Y CN201197207Y CNU2008200739742U CN200820073974U CN201197207Y CN 201197207 Y CN201197207 Y CN 201197207Y CN U2008200739742 U CNU2008200739742 U CN U2008200739742U CN 200820073974 U CN200820073974 U CN 200820073974U CN 201197207 Y CN201197207 Y CN 201197207Y
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- CN
- China
- Prior art keywords
- transistor
- relay
- series
- terminal
- capacitor
- 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 - Fee Related
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model relates to a signal flasher circuit for automotive steering use. The signal flasher circuit comprises a charging circuit, which is formed by resistors, capacitors, a transistor, and a relay. A normally closed contact HC is connected to one end of a variable resistor R (1), the other end of the variable resistor R(1)is connected in series to a capacitor C (2) and a base of a transistor BT, emitters of the capacitor C (2) and the transistor BT are connected in parallel to a terminal L, a relay J is connected in parallel to a capacitor C (1) with one end of the connected in series to a collector of the transistor BT, and the other end connected in series to a resistor R (2) and then connected to a terminal B; the charging circuit is connected to an automatic power supply E via the normally closed contact HC and the terminal B, and a signal light D is connected to a normally open contact HO via a switch K and a terminal L, and the current return is connected to the earth via the signal light D. The utility model has the advantages of simple structure, easy installation, convenient use, stable working state, long service life, low costs and wide scope of application.
Description
Technical field
The utility model relates to a kind of motor turning signal flash optical circuit.
Background technology
More the motor turning flasher that uses utilizes the lead energising to be heated and deforms at present, connecting and disconnecting of the circuit, and rapid wear, the life-span is short, and work is unstable, and different vehicle has the requirement of different size, debugging inconvenience.
The utility model content
The purpose of this utility model is to provide a kind of motor turning signal flash optical circuit, and it has overcome above-mentioned defective, and the life-span is long, working stability, and a kind of specification is suitable for multiple vehicle, and debugging is convenient.
The utility model is achieved through the following technical solutions: a kind of motor turning signal flash optical circuit, and it comprises charging circuit, is made of resistance, electric capacity, transistor and relay, normally-closed contact HC connects variable resistor R
1An end, variable resistor R
1The other end be connected in series capacitor C respectively
2With the base stage of transistor BT, capacitor C
2Be connected to terminals L, relay J and capacitor C with the emitter of transistor BT
1The collector electrode of back one end serial connection transistor BT in parallel, other end series resistor R
2After be connected to terminals B; Charging circuit is connected automobile power source E by normally-closed contact HC with terminals B, and signal lamp D is connected normally opened contact HO by K switch with terminals L, and current circuit is by signal lamp D ground connection.
The beneficial effects of the utility model are: simple in structure, easy for installation, easy to use, and working stability, long service life reduces cost, and is applied widely.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Embodiment: as shown in Figure 1, a kind of motor turning signal flash optical circuit is opened K switch, circuit turn-on, and electric current is by variable resistor R
1, capacitor C
2Charging circuit, turn-on transistor BT makes relay J work, normally opened contact HO adhesive, normally-closed contact HC disconnects, and signal lamp D lights, by the capacitor C in parallel with relay J
1Discharge prolongs lighting time, variable resistor R
1, capacitor C
2Charging circuit interrupts, and transistor BT ends, and relay J sets back, normally-closed contact HC closure, and normally opened contact HO disconnects, and signal lamp D extinguishes, circulation repeatedly, off switch K, flash of light stops.
Claims (1)
1. motor turning signal flash optical circuit, it is characterized in that: it comprises charging circuit, is made of resistance, electric capacity, transistor and relay, normally-closed contact (HC) connects variable resistor (R
1) an end, variable resistor (R
1) the other end be connected in series electric capacity (C respectively
2) and the base stage of transistor (BT), electric capacity (C
2) and the emitter of transistor (BT) be connected to terminals (L), relay (J) and electric capacity (C
1) collector electrode of end serial connection transistor (BT) afterwards in parallel, other end series resistor (R
2) after be connected to terminals (B); Charging circuit is connected automobile power source (E) by normally-closed contact (HC) with terminals (B), and signal lamp (D) is connected normally opened contact (HO) by switch (K) with terminals (L), and current circuit is by signal lamp (D) ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200739742U CN201197207Y (en) | 2008-03-03 | 2008-03-03 | Signal flashing circuit for vehicle steering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200739742U CN201197207Y (en) | 2008-03-03 | 2008-03-03 | Signal flashing circuit for vehicle steering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201197207Y true CN201197207Y (en) | 2009-02-18 |
Family
ID=40416834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200739742U Expired - Fee Related CN201197207Y (en) | 2008-03-03 | 2008-03-03 | Signal flashing circuit for vehicle steering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201197207Y (en) |
-
2008
- 2008-03-03 CN CNU2008200739742U patent/CN201197207Y/en not_active Expired - Fee Related
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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: 20090218 Termination date: 20100303 |