CN2273091Y - Low-voltage electronic energy-saving light - Google Patents

Low-voltage electronic energy-saving light Download PDF

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Publication number
CN2273091Y
CN2273091Y CN 96221473 CN96221473U CN2273091Y CN 2273091 Y CN2273091 Y CN 2273091Y CN 96221473 CN96221473 CN 96221473 CN 96221473 U CN96221473 U CN 96221473U CN 2273091 Y CN2273091 Y CN 2273091Y
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China
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resistance
link
diode
low
triode
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Expired - Fee Related
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CN 96221473
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Chinese (zh)
Inventor
何杞鑫
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Zhejiang University ZJU
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Zhejiang University ZJU
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Priority to CN 96221473 priority Critical patent/CN2273091Y/en
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Publication of CN2273091Y publication Critical patent/CN2273091Y/en
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Abstract

The utility model relates to a low voltage electronic energy saving lamp, comprising a high frequency oscillating circuit connected with a low voltage DC power supply. Two output ends of the high frequency oscillating circuit is connected with a starting circuit, and a lamp tube can be started by a generated high frequency high voltage pulse. For a low voltage AC power supply, a rectifying and filter circuit is additionally added at the front of the high frequency oscillating circuit. The utility model has the advantages of high photoelectric conversion efficiency, long service life, and energy saving by 80 percents. A low voltage DC electronic energy-saving lamp (12V, 24V) can be used for illumination on a train, a ship, an automobile or under the condition of solar energy. A low voltage AC electronic energy saving lamp (36V) can be used for illumination in mine and mechanical equipment.

Description

The low-voltage electronic energy-saving lamp
The utility model relates to gaseous discharge lamp, specifically a kind of electronic energy-saving lamp.
Its operating voltage of common electronic energy-saving lamp is 220V or 110V AC power.And in mine, plant equipment etc. during the required illumination of particular field, for personal safety, the operating voltage of illuminating lamp is the 36V AC power, adopts the incandescent lamp bulb of low-voltage, but its photoelectric conversion efficiency is low, is about 10lm/W (lumens/watt); Bulb life is short, is generally 1000 hours; And because what use is low-voltage and high-current, so the own loss of converting equipment is very big.Once the someone attempted to adopt the voltage multiplying rectifier way to make electronic energy-saving lamp, but too little impracticable because of its power output, can't promote the use of.
The purpose of this utility model is: with low-voltage dc power supply, through handing over frequency oscillator circuit, starting circuit is connected on the electronic energy-saving lamp of forming on the fluorescent tube, can solve the problem that exists in the background technology field.
The technical solution adopted in the utility model is: it comprises the high-frequency oscillating circuits that links to each other with low-voltage dc power supply, two output termination starting circuits of high-frequency oscillating circuits, the high frequency of generation, high-voltage pulse starter fluorescent tube.
The utility model is compared with background technology, the useful effect that is had has: make lamp lighting-up owing to adopt high-frequency oscillating circuits to trigger starting circuit, photoelectric conversion efficiency is 4～5 times of incandescent lamp, and the life-span is long, the energy consumption of converting equipment self is little, energy-conservation reaching about 80%.Low-voltage direct current (as 12V, 24V) electronic energy-saving lamp can use solar energy to do to do under the power supply situation illumination in train, steamer, automobile and outlying mountain area and use; Low-voltage exchanges (as 30V) electronic energy-saving lamp can do the illumination use in mine and plant equipment.
Below in conjunction with accompanying drawing, provide details of the present utility model by description to embodiment.
Fig. 1, the conspectus of low-voltage direct current (as 12,24V) electronic energy-saving lamp;
Fig. 2, low-voltage exchanges the conspectus of (as 36V) electronic energy-saving lamp.
As shown in Figure 1 and Figure 2, triode T 1, T 2, inductance coil L 1, L 2Capacitor C 1, C 2, resistance R 1, R 2, R 3, R 4, R 5, diode D 1, D 2, transformer B forms high-frequency oscillating circuits; Inductance coil L 3, capacitor C 3Fluorescent tube F forms starting circuit and has the ballast function concurrently.
It comprises high-frequency oscillating circuits 1: triode T 1Collector electrode and inductance coil L 1, capacitor C 1, the inductance coil L in the starting circuit 2 3Link to each other triode T 1Emitter and resistance R 3Link to each other triode T 1Base stage and resistance R 2, diode D 2Negative pole link to each other resistance R 2The other end and the winding n of transformer B 1Link to each other capacitor C 1The other end, resistance R 3The other end, diode D 2Positive pole meet common port G; Triode T 2Collector electrode and inductance coil L 2, capacitor C 2, transformer B winding n 3Link to each other triode T 2Emitter and resistance R 5Link to each other triode T 2Base stage and resistance R 4, diode D 3Negative pole link to each other resistance R 4The other end and the winding n of transformer B 2Link to each other capacitor C 2The other end, resistance R 5The other end, diode D 3Positive pole meet common port G 3Resistance R 1An end and the winding n of transformer B 1, n 2Link to each other resistance R 1The other end and inductance coil L 1, L 2The other end connect positive source after linking to each other.It comprises starting circuit 2: the capacitor C that links to each other with an end of fluorescent tube F two ends filament respectively 3, the inductance coil L that links to each other with the other end of fluorescent tube F filament 3, the winding n of another termination transformer B of fluorescent tube F filament 3
As Fig. 1, shown in Figure 2, because triode T 1And related elements: inductance coil L 1, resistance R 2, R 3, diode D 2, capacitor C 1With triode T 2And related elements: inductance coil L 2, resistance R 4, R 5, diode D 3, capacitor C 2Symmetry is supposed in last half period triode T fully 1Conducting, T 2End, then the positive source power supply is through inductance coil L 2, capacitor C 2, transformer B winding n 3, capacitor C 3, inductance coil L 3, capacitor C 1, triode T 1Collector electrode C one emitter E, resistance R 3To common port G; Because the winding n of transformer B 1, n 2End of the same name is opposite, so at following half period, triode T 1End T 2Conducting, then the positive source electric current is through inductance coil L 1, capacitor C 1, inductance coil L 3, capacitor C 3, transformer B winding n 3, capacitor C 2, triode T 2Collector electrode C one emitter E, resistance R 5To common port G.Because inductance, capacity cell repeated charge produce the higher-order of oscillation, in capacitor C 3Two ends produce high-voltage pulse starter fluorescent tube F.
As shown in Figure 1, series diode D between low-voltage dc power supply (as 12V, 24V) and high-frequency oscillating circuits 1 1Its effect is the protective device that prevents the positive source reversal connection.
As shown in Figure 2, for low-voltage AC power (as 36V), connect rectification and filter circuit 3 before high-frequency oscillating circuits 1, it comprises: by four diode D 4, D 5, D 6, D 7The bridge rectifier of forming, two diode D 4, D 5Positive pole meet common port G, two other diode D 6, D 7Negative pole connect the positive source of high-frequency oscillating circuits 1, filter capacitor C respectively 4One termination power positive pole, another termination common port G.The AC power input is through diode D 4～D 7Bridge rectifier, capacitor C 4Filtering produces DC power supply, imports then in the high-frequency oscillating circuits 1.

Claims (4)

1. low-voltage electronic energy-saving lamp, it is characterized in that: it comprises the high-frequency oscillating circuits (1) that links to each other with low-voltage dc power supply, two output termination starting circuits (2) of high-frequency oscillating circuits (1), the high frequency of generation, high-voltage pulse starter fluorescent tube (F).
2. low-voltage electronic energy-saving lamp according to claim 1 is characterized in that:
1) high-frequency oscillating circuits (1), it comprises:
A. triode (T 1) collector electrode and inductance coil (L 1), electric capacity (C 1), the inductance coil (L in the starting circuit (2) 3) link to each other triode (T 1) emitter and resistance (R 3) link to each other triode (T 1) base stage and resistance (R 2), diode (D 2) negative pole link to each other resistance (R 2) the other end and the winding (n of transformer (B) 1) link to each other electric capacity (C 1) the other end, resistance (R 3) the other end, diode (D 2) positive pole connect common port (G);
B. triode (T 2) collector electrode and inductance coil (L 2), electric capacity (C 2), the winding (n of transformer (B) 3) link to each other triode (T 2) emitter and resistance (R 5) link to each other triode (T 2) base stage and resistance (R 4), diode (D 3) negative pole link to each other resistance (R 4) the other end and the winding (n of transformer (B) 2) link to each other electric capacity (C 2) the other end, resistance (R 5) the other end, diode (D 3) positive pole meet common port (G 3);
C. resistance (R 1) an end and the winding (n of transformer (B) 1), (n 2) link to each other resistance (R 1) the other end and inductance coil (L 1), (L 2) the other end connect positive source after linking to each other;
2), starting circuit (2) it comprise: the electric capacity (C that links to each other with an end of fluorescent tube (F) two ends filament respectively 3), the inductance coil L that links to each other with the other end of fluorescent tube (F) filament 3, the winding (n of another termination transformer (B) of fluorescent tube (F) filament 3).
3. low-voltage electronic energy-saving lamp according to claim 1 is characterized in that: series diode (D between low-voltage dc power supply and high-frequency oscillating circuits (1) 1).
4. low-voltage electronic energy-saving lamp according to claim 1 is characterized in that connecing rectification and filter circuit (3) before at high-frequency oscillating circuits (1), and it comprises: by four diode (D 4), (D 5), (D 6), (D 7) bridge rectifier formed, two diode (D 4), (D 5) positive pole connect common port (G), two other diode (D 6), (D 7) negative pole connect the positive source of high-frequency oscillating circuits (1), filter capacitor (C respectively 4) a termination power positive pole, another termination common port (G).
CN 96221473 1996-09-05 1996-09-05 Low-voltage electronic energy-saving light Expired - Fee Related CN2273091Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 96221473 CN2273091Y (en) 1996-09-05 1996-09-05 Low-voltage electronic energy-saving light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 96221473 CN2273091Y (en) 1996-09-05 1996-09-05 Low-voltage electronic energy-saving light

Publications (1)

Publication Number Publication Date
CN2273091Y true CN2273091Y (en) 1998-01-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 96221473 Expired - Fee Related CN2273091Y (en) 1996-09-05 1996-09-05 Low-voltage electronic energy-saving light

Country Status (1)

Country Link
CN (1) CN2273091Y (en)

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