CN2260737Y

CN2260737Y - Stroboscopic warning device

Info

Publication number: CN2260737Y
Application number: CN 95224996
Authority: CN
Inventors: 张弘; 陈宪洲; 韩晓河
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-10-25
Filing date: 1995-10-25
Publication date: 1997-08-27
Anticipated expiration: 2005-10-25

Abstract

The utility model relates to an auxiliary glittery warning device for prompting danger for running and parking for vehicles in the night. An oscillating voltage boost circuit is connected with a rectifying filter circuit through an input end of a voltage boost transformer and is in output connection with a voltage stabilizing circuit through a transistor collecting electrode on the other end and a capacitor on a base electrode. The oscillating voltage boost circuit is connected with the capacitor C6 through an output end of the voltage boost transformer and is added on both ends of a glittery pipe. A time base circuit IC1 is used for controlling the glittery pipe to generate stroboflash through a controlled silicon and a trigger winding. The utility model has the advantages of novel design, low power consumption, strong reliability and good warning effect and is suitable for motor vehicles and places for prompting the danger.

Description

The strobe warning device

The utility model belongs to signal alarming device field, relates in particular to a kind of self-propelled vehicle night running or parks temporarily and use the fill-flash alarming device, and this device also can be used for other place that caution need be installed, remind danger simultaneously.

Main night flight or navigation lamp or the steering indicating light of relying on of current mobility car caution, also other auxiliary illuminating device of some vehicle, these devices exist that power consumption is big, bulb easily burns, warn the unfavorable shortcoming of effect, simultaneously often adopt bulb to warn in the place of many danger, during caution alternating current must be arranged, and installation is that inconvenience is dangerous again.

The purpose of this utility model is to overcome deficiency of the prior art and proposes a kind of strobe warning device, can send the eye-catching bright signal of stroboscopic with flashtube by means of photographic camera and reach the minimizing power consumption, improve the purpose of reliability and caution effect, the flash of light that can produce multiple color simultaneously reaches the purpose of decorating vehicle.

The purpose of this utility model is achieved in that by current rectifying and wave filtering circuit, mu balanced circuit, oscillation step-up circuit, trigger circuit, flashtube and shell to be formed, and current rectifying and wave filtering circuit adopts rectifier diode and chemical capacitor; Mu balanced circuit adopts low-power transistor and zener diode; Oscillation step-up circuit adopts aerotron, step-up transformer to form, and is added on the flashtube at the secondary generation high pressure of step-up transformer; Trigger circuit are added on the silicon control by the oscillator signal that time base circuit produces certain frequency, thereby the secondary generation high pressure that makes trigger winding has trigger flashing pipe flash of light periodically, flashtube adopts general photographic camera flashtube, and this crust of the device employing transmittance plastics is preferably made.

The utility model is installed on motor vehicle tail or other needs the place of warning safe, have novel, simple in structure, low in energy consumption, the advantage of good reliability and good warning effect.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a circuit block diagram of the present utility model.

Fig. 2 is a contour structures sketch of the present utility model.

Fig. 3 is a scheme circuit of the present utility model.

As shown in Figure 1, in the block scheme of circuit, A-current rectifying and wave filtering circuit, B-oscillation step-up circuit, C-mu balanced circuit, D-trigger circuit, E-flashtube.

As shown in Figure 2, the utility model by base plate 1, be installed in the shell 2 on the base plate 1, wiring board 3, voltage transformer 4 and the flashtube 5 that is arranged on the base plate 1 and in the shell 2 formed, the transmittance that shell can adopt multiple color plastics is preferably made, thereby can produce the flash of light of different colours, and can reach the purpose of decorating vehicle.The utility model belongs to signal alarming device field, relates to a kind of self-propelled vehicle night running or parks temporarily and use the fill-flash alarming device, and this device also can be used for other place that caution need be installed, remind danger simultaneously.

As shown in Figure 3, the circuit that is provided with on the utility model wiring board 3 is as follows: by rectifier diode D ₁, chemical capacitor C ₂Form current rectifying and wave filtering circuit; By current-limiting resistance R ₁, aerotron T ₁With zener diode D _Z1Form mu balanced circuit, by resistance R ₂, R ₃, R ₇, capacitor C ₁, C ₃, C ₆, diode D ₂, D ₃, aerotron T ₂, step-up transformer B ₁Form oscillation step-up circuit, by time base circuit IC ₁(555), resistance R ₄, R ₅, R ₆, R ₇, R ₈, capacitor C ₄, C ₅, C ₇, trigger winding B ₂, one-way SCR T ₃Form trigger circuit, LD is a flashtube; Step-up transformer B ₁The input winding L ₁An end via rectifier diode D ₁With chemical capacitor C ₂The current rectifying and wave filtering circuit of forming is connected L with input voltage ₁The other end and aerotron T ₂Collecting electrode is connected, at aerotron T ₂Capacitor C is set on the base stage ₃, aerotron T ₂Base stage pass through resistance R again ₂, R ₃Be connected with the mouth of mu balanced circuit, by current-limiting resistance R ₁, aerotron T ₁With zener diode D _Z1The mu balanced circuit input end of forming is connected on the input voltage; Step-up transformer B ₁On feedback coil L ₃One end passes through capacitor C ₁, resistance R ₂Be connected with mu balanced circuit, mu balanced circuit passes through resistance R again ₂, resistance R ₃, diode D ₂With feedback coil L ₃The other end be connected; Output primary L ₂Pass through resistance R ₇, diode D ₃With energy storage capacitor C ₆Be connected capacitor C ₆Be arranged on the flashtube; The time base circuit IC that is connected with mu balanced circuit ₁(555) 3 pin output is added to one-way SCR T ₃The control utmost point after silicon control T ₃Be connected on the trigger winding B that is added on the flashtube ₂Output primary on, trigger winding B ₂Output primary pass through resistance R again ₇, capacitor C ₇Be connected on diode D ₃And capacitor C ₆Between.

Its working process is as follows: behind power connection, and the oscillation step-up circuit starting oscillation, and at step-up transformer B ₁The above voltage of secondary generation 300V is added in energy storage capacitor C after the high-frequency diode rectification ₆On flashtube, input voltage is added to after voltage stabilizing on the time base circuit in the trigger circuit, and time base circuit produces the outputting oscillation signal of certain frequency, makes silicon control T ₃Periodic conducting, and at trigger winding B ₂Secondary generation high pressure is lighted flashtube, makes energy storage capacitor C ₆Sudden discharge repeats work like this, produces the light of stroboscopic.

Its principle of work is as follows: behind the power connection, input voltage is through rectifier diode D ₁Rectification, chemical capacitor C ₂Filtering is added to step-up transformer input winding L ₁An end, L ₁The other end and aerotron T ₂Collecting electrode links to each other, and input voltage is through current-limiting resistance R ₁, aerotron T ₁With zener diode D _Z1After the voltage stabilizing, pass through resistance R ₂, R ₃To capacitor C ₃Charging, capacitor C ₃Last voltage is charged to aerotron T after the certain amplitude ₂Turn to conducting by ending, its collector potential produces a saltus step from high to low, because T ₂The rising of collector current is at feedback coil L ₃Last generation one positive pulse, capacitor C is passed through in this pulse ₁, resistance R ₃Strengthen aerotron T ₂Base current, impel T ₂Enter saturation conditions, this is a positive feedback process, T ₂After saturated, its extremely electric colleeting comb no longer changes L ₁Middle magnetic flux does not change, and this feedback coil L ₃On will produce a negative going pulse, this negative going pulse will be by diode D ₂Enter off condition immediately, T ₂Collector potential is uprised by low, and power supply passes through resistance R again then ₂, R ₃To C ₁Charging so goes round and begins again at L ₁Last generation oscillator signal is at output primary L ₂On also form oscillator signal because L ₂Compare L on the number of turn ₁Many, so L ₁On output voltage very high, this voltage is through high-frequency diode D ₃Can reach after the rectification more than the 300V, output voltage after rectification energy storage at energy storage capacitor C ₆In and be added in the two ends of fluorescent tube, on the other hand, be added in time base circuit IC after the power supply voltage stabilizing ₁(555) on, the square wave of its 3 pin output certain frequency (about 14HZ) is added to one-way SCR T ₃The control utmost point, cause the silicon control cycle conducting, end, at trigger winding B ₂The periodic high-voltage pulse of secondary generation, allow the purpose of fluorescent tube stroboscopic thereby reach.Flashtube adopts general photographic camera flashtube.

Claims

1, a kind of strobe warning device, by base plate (1), be installed in shell (2) on the base plate (1), be arranged at that base plate (1) is gone up and shell (2) in wiring board (3), voltage transformer (4) and flashtube (5) form, the circuit on the wiring board is by rectifier diode D ₁, chemical capacitor C ₂Form current rectifying and wave filtering circuit, by current-limiting resistance R ₂, aerotron T ₁With zener diode D _Z1Form mu balanced circuit, by resistance R ₂, R ₃, R ₇, capacitor C ₁, C ₃, C ₆, diode D ₂, D ₃, aerotron T ₂, step-up transformer B ₁Form oscillation step-up circuit, by time base circuit IC ₁(555), resistance R ₄, R ₅, R ₆, R ₇, R ₈, capacitor C ₄, C ₅, C ₇, trigger winding B ₂, one-way SCR T ₃Form trigger circuit, LD is a flashtube, it is characterized in that:

A, step-up transformer B ₁The input winding L ₁-hold via rectifier diode D ₁With chemical capacitor C ₂The current rectifying and wave filtering circuit of forming is connected L with input voltage ₁The other end and aerotron T ₂Collecting electrode is connected, at aerotron T ₂Capacitor C is set on the base stage ₃, aerotron T ₂Base stage pass through resistance R again ₂, R ₃Be connected with the mouth of mu balanced circuit, by current-limiting resistance R ₁, aerotron T ₁With zener diode D _Z1The mu balanced circuit input end of forming is connected on the input voltage,

B, step-up transformer B ₁On feedback coil L ₃One end passes through capacitor C ₁, resistance R ₂Be connected with mu balanced circuit, mu balanced circuit passes through resistance R again ₂, resistance R ₃, diode D ₂With feedback coil L ₃The other end be connected,

C, output primary L ₂Pass through resistance R ₇, diode D ₃With energy storage capacitor C ₆Be connected capacitor C ₆Be arranged on the flashtube,

D, the time base circuit IC that is connected with mu balanced circuit ₁(555) output is added to one-way SCR T ₃The control utmost point after silicon control T ₃Be connected on the trigger winding B that is added on the flashtube ₂Output primary on, trigger winding B ₂Output primary pass through resistance R again ₇, capacitor C ₇Be connected on diode D ₃And capacitor C ₆Between.

2, a kind of strobe warning device according to claim 1 is characterized in that: shell (2) can adopt transmittance preferably plastics make, flashtube can adopt general photographic camera flashtube.