CN100467336C - Detecting controller for motorcycle turning lamp - Google Patents

Abstract

Detecting controller for motorcycle turning lamp includes at least one positive power source control circuit, one voltage stabilizer circuit, one negative power source control circuit, one micro resistance circuit, one power source control circuit, and one auxiliary load circuit, which includes at least one serially contained LED lamp combination, one auxiliary load and one transistor. Auxiliary load is set in the auxiliary load circuit to make the whole load meet the basic driving power requirement of the relay in the power source control circuit, and its transistor makes the auxiliary load circuit with damaged LED break for the relay in the power source control circuit to detect the load condition precisely, so that the motorcycle turning lamp may have LED lamp used to raise the versatility of the motorcycle turning lamp.

Description

The detection controller of motorcycle turning lamp

Technical field

The present invention relates to a kind of detection controller of motorcycle turning lamp, relate in particular to a kind of detection controller that promotes motorcycle turning lamp light fixture commonality.

Background technology

Motor bike 1 is in order to keep its traveling security, and under the standard of traffic law, must be provided with the caution light fixture, as shown in Figure 1, motor bike 1 device at least forwardly has preceding indicator 11, and back indicator 12 is set at motor bike 1 rear, motor bike 1 is by fore-and- aft direction lamp 11,12, when motor bike 1 was desired to turn to, the switch 131 by being located on motor bike 1 steering handle 13 made indicator 11,12 actions, when motor bike 1 desire is turned left, make the preceding left indicator 11a and the back left on the left side light this indicator 11a to the 12a energising, 12a is for reaching the caution effect, this indicator 11a, 12a moves with flashing mode, because indicator 11,12 move with flashing mode, therefore traffic law has been stipulated, the frequency of the flicker of this indicator must be in the frequency of per minute 85-100 times.

Indicator 11,12 commonly used is a light source with bulb L, and use detection controller 2 controls the conducting of bulb L and cuts out, and whether have damage, and make indicator 11,12 reach the regulation of 85～100 flicker frequencies of per minute with this if can detect bulb L simultaneously.As shown in Figure 2, Chang Yong detection controller 2 is made of a positive supply control circuit 21, a mu balanced circuit 22, a negative supply control circuit 23, one little resistance circuit 24, a power control circuit 25.

This power control circuit 25 is a relay, and when this relay became conducting state, bulb L can obtain power supply and light, and when relay became the tripping closed condition, bulb L promptly cut off the power supply and extinguishes.This little resistance circuit 24 can be supplied the positive supply of power control circuit 25, positive supply controller 21 controls via a cond 211 and 212 structures of transistor, use by little resistance circuit 24 supply power control circuits 25 again, the negative supply of power control circuit 25, then the negative electricity controller 23 that is made of a cond 231 and a transistor 232 is supplied.

Detection controller 2 actions commonly used, be to provide power supply by positive electric control circuit 21, through little resistance circuit 24, give power control circuit 25, make cond 231 chargings of negative electricity control circuit 23 simultaneously, in the charging stage of cond 231, by little resistance control circuit 24 supply power supplys, make the difference of potential at two ends of the relay of power control circuit 25 produce difference, the relay of this power control circuit 25 will form the state of holding, and makes bulb L luminous power turn-on, the cond 231 of negative electricity control circuit 23, will discharge after being full of electricity, by the discharge of cond 231, make the difference of potential at two ends of relay of power control circuit 25 become identical, make the relay tripping of power control circuit 25, power control circuit 25 is just no longer supplied power supply and is given bulb L, and bulb L is extinguished.In addition, for whether the bulb L that can allow steerman understand the indicator 11,12 of its motor bike 1 is normal, the bulb L of detection controller 2 commonly used damages the caution action, be when having a bulb L to damage in the indicator 11,12, because load diminishes, so the charging duration of the cond 231 of negative electricity controller 23 can shorten, has quickened the frequency that cond 231 discharges and recharges, therefore make the flicker frequency of the bulb L that other are good also and then accelerate, therefore reach the warning function that has bulb L to damage.Electronic controller 2 commonly used, though can reach control indicator 11,12 effect, but, bulb L is a kind of light fixture than the power consumption source, and light-emittingdiode (LED) is a kind of than power saving and the enough light fixtures of brightness, 25 bearing powers that can sense of detection controller 2 its power-supply controller of electric commonly used need more than the 2W at least, just can make the relay regular event of power-supply controller of electric 25, yet the energy consumption of LED (being power), have only about 0.2W, so detection controller 2 commonly used can't use on the indicator of LED light fixture, and improved necessity is arranged really at all.Therefore there is manufacturer to develop in the simulated power mode, make detection controller 2 commonly used can be applicable to the LED light fixture, as shown in Figure 3, this simulated power mode is that load realizes with LED light fixture 26, this LED light fixture 26 connects in the serial or parallel connection mode, and the side of this LED light fixture 26 is provided with an assistant load 27, make overall load reach the power demand of regular event of the relay of power-supply controller of electric 25 by this assistant load 27, but the consumed power of this LED light fixture 26 has only 0.2W, so even all LED light fixture 26 whole damages also can't make the relay regular event of power-supply controller of electric 25, unless assistant load 27 also and then damages, just can make the relay regular event of power-supply controller of electric 25 produce alarm function.Therefore, the simulated power mode that detects controller 2 commonly used, still can't effectively solve the problem that the LED light fixture is applicable to indicator, how therefore a kind of detection controller of the LED of being applicable to light fixture indicator be provided, promoting the commonality of motorcycle turning lamp light fixture, is the direction that motor bike manufacturer is worth development really.

Summary of the invention

Main purpose of the present invention, be to provide a kind of detection controller of motorcycle turning lamp, this detection controller includes at least, one positive supply control circuit, one mu balanced circuit, one negative supply control circuit, one little resistance circuit, one power control circuit, an and assistant load circuit, this assistant load circuit assistant load of including series connected LED (light-emittingdiode) light fixture group and being connected in series wherein with this LED light fixture group, it is characterized in that, this assistant load comprises a transistor at least, this transistorized base stage links to each other with this LED light fixture group, collecting electrode links to each other with this assistant load, grounded emitter, by on the assistant load circuit, assistant load being set, make overall load can satisfy the required basic driver power of relay of power control circuit, again by a transistor is set on the assistant load circuit, even any one the LED light fixture on the assistant load circuit damages, the assistant load circuit is formed to open circuit, make the relay of power control circuit accurately detect the situation of load, can make motorcycle turning lamp can use the LED light fixture with this, and then promote the commonality of motorcycle turning lamp light fixture.

The accompanying drawing summary

Fig. 1 is the lateral plan of motor bike.

Fig. 2 is the circuit diagram of the detection controller of motorcycle turning lamp commonly used.

Fig. 3 is the circuit diagram of the detection controller of another motorcycle turning lamp commonly used.

Fig. 4 is the circuit diagram of the detection controller of indicator of the present invention.

Embodiment

Effect in order to be easier to understand structure of the present invention and can reach describes below in conjunction with accompanying drawing.

At first, see also shown in Figure 4, the detection controller 3 of motorcycle turning lamp includes a positive supply control circuit 31, a mu balanced circuit 32, a negative supply control circuit 33, one little resistance circuit 34, a power control circuit 35 at least, and an assistant load circuit 36.

This power control circuit 35 is a relay, and when this relay became conducting state, the LED light fixture 361 in the assistant load circuit 36 can obtain power supply and light, and when relay became the tripping closed condition, LED light fixture 361 promptly cut off the power supply and extinguishes.This little resistance circuit 34 can be supplied the positive supply of power control circuit 35, positive supply controller 31 controls via a cond 311 and 312 structures of transistor, use by little resistance circuit 34 supply power control circuits 35 again, the negative supply of power control circuit 35, then the negative electricity controller 33 that is made of a cond 331 and a transistor 332 is supplied.

Detect the action of controller 3, be to provide power supply by positive electric control circuit 31, through little resistance circuit 34, give power control circuit 35, make cond 331 chargings of negative electricity control circuit 33 simultaneously, in the charging stage of cond 331, by little resistance control circuit 34 supply power supplys, make the difference of potential at two ends of the relay of power control circuit 35 produce difference, the relay of this power control circuit 35 will form the state of holding, and then makes LED light fixture 361 luminous assistant load circuit 36 power turn-ons, this assistant load circuit 36 comprises 361 groups of LED light fixtures at least, assistant load 362, and a transistor 363, this LED light fixture 361 connects with series system.The cond 331 of negative electricity control circuit 33 promptly can discharge after being full of electricity, discharge by cond 331, make the difference of potential at two ends of relay of power control circuit 35 become identical, make the relay tripping of power control circuit 35 like this, power control circuit 35 is just no longer supplied power supply and is given assistant load circuit 36, and then the LED light fixture 361 in the assistant load circuit 36 is extinguished.In addition, for whether the bulb that can allow steerman understand the indicator of its motor bike is normal, the bulb that detects controller 3 damages the caution action, exactly when having any LEDs light fixture 361 to damage in the indicator, will cause all LED light fixtures 361 not work, when power supply can't be transported to transistor 363 by LED light fixture 361 ends, even assistant load 362 does not damage, this transistor 363 also becomes off-position, and then the charging duration of the cond 331 of negative electricity controller 33 is shortened, quicken the frequency that cond 331 discharges and recharges, therefore the flicker frequency of other good indicator has also and then been accelerated, just can reach the warning function that has bulb to damage.

The detection controller 3 of motorcycle turning lamp of the present invention, mainly by assistant load 362 is set on assistant load circuit 36, make overall load satisfy the basic driver power of the relay of power control circuit 35, again by a transistor 363 is set on assistant load circuit 36, even any one the LED light fixture 361 on the assistant load circuit 36 damages, assistant load circuit 36 is formed to open circuit, and then the relay that can make power control circuit 35 accurately detects the situation of load, can make motorcycle turning lamp can use the LED light fixture with this, and then promote the commonality of motorcycle turning lamp light fixture.

Claims (1)

1, a kind of detection controller of motorcycle turning lamp, this detection controller includes at least, one positive supply control circuit, one mu balanced circuit, one negative supply control circuit, one little resistance circuit, one power control circuit, an and assistant load circuit, this assistant load circuit assistant load of including a series connected LED light fixture group and being connected in series wherein with this LED light fixture group, it is characterized in that: this assistant load circuit comprises a transistor at least, this transistorized base stage links to each other with this LED light fixture group, collecting electrode links to each other with this assistant load, grounded emitter, by on the assistant load circuit, assistant load being set, make overall load can satisfy the required basic driver power of relay of power control circuit, again by a transistor is set on the assistant load circuit, when even any one the LED light fixture on the assistant load circuit damages, the assistant load circuit is formed to open circuit, and then the relay that can make power control circuit accurately detects the situation of load, can make motorcycle turning lamp can use the LED light fixture with this, and then promote the commonality of motorcycle turning lamp light fixture.

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