CN201450655U

CN201450655U - Self-ballasted fluorescent lamp with 36 V alternating current

Info

Publication number: CN201450655U
Application number: CN2009200342499U
Authority: CN
Inventors: 童凤堂; 翟小卫; 罗永闯; 李宝幸
Original assignee: BAOJI HUATE ELECTRIFICATION CO LTD
Current assignee: BAOJI HUATE ELECTRIFICATION CO LTD
Priority date: 2009-08-14
Filing date: 2009-08-14
Publication date: 2010-05-05
Anticipated expiration: 2019-08-14

Abstract

A self-ballasted fluorescent lamp with 36 V alternating current comprises a lamp holder and a lamp tube, wherein a ballast is arranged in the lamp holder, the ballast comprises a voltage-multiplying rectifier circuit, a semi-bridge oscillating conversion circuit, an output matching current limiting circuit and a resonance starting circuit, wherein the input end of the voltage-multiplying rectifier circuit is connected with a 36 V alternating power supply, the output end is connected with the input end of the semi-bridge oscillating conversion circuit, the output end of the semi-bridge oscillating conversion circuit is connected with the input end of the output matching current limiting circuit and the input end of the resonance starting circuit, the output end of the output matching current limiting circuit and the output end of the resonance starting circuit are connected with the lamp tube. The starting of the lamp is reliable, and the lamp obviously saves energy, can save energy by more than 70 %, can directly replace an original 36 V incandescent light bulb, and is suitable for lighting places, such as various mines with the illuminating lower than 36 V, machine tools, storehouses of dangerous articles and the like.

Description

Exchange the 36V self-ballasted fluorescent lamp

Technical field

The utility model relates to a kind of interchange 36V self-ballasted fluorescent lamp.

Background technology

Along with the continuous quickening of China establishment energy-efficient society paces, government constantly strengthens the promotion efficiency of electricity-saving lamp.In the product in common 220V self-ballasted fluorescent lamp field, product quality steadily improves, and technology is constantly brought forth new ideas, and provides reliable assurance for popularizing electricity-saving lamp on a large scale.But some environment for use can not be used the power supply of 220V for the consideration of safety factor, and can only the following power supply of voltage 36V safe in utilization.A large amount of in the engineering of former construction what use is the incandescent lamp bulb of 36V, and along with the carrying out of the reducing energy consumption of engineering and deeply, demand is a kind of can to replace incandescent lamp, and can adapt to the self-ballasted fluorescent lamp of low-voltage environment to satisfy the needs of engineering reducing energy consumption.

Summary of the invention

The technical problem that the utility model solves: design a kind of interchange 36V self-ballasted fluorescent lamp, reliably startup under the 36V Power Supplies Condition can exchanged, and can continue to light, be applicable to the illumination in the places such as various mines, lathe and dangerous goods store of low pressure 36V illumination, to replace original 36V incandescent lamp bulb.

Technical solution of the present utility model: a kind of interchange 36V self-ballasted fluorescent lamp, comprise lamp holder (1) and fluorescent tube (2), lamp holder is provided with ballast in (1), and ballast is by voltage doubling rectifing circuit, half-bridge vibration translation circuit, output coupling current-limiting circuit and resonance start-up circuit are formed; The input termination 36V AC power of voltage doubling rectifing circuit, the input of output termination half-bridge vibration translation circuit, the input of the output termination output coupling current-limiting circuit of half-bridge vibration translation circuit and the input of resonance start-up circuit, the output of output coupling current-limiting circuit and the output termination fluorescent tube (2) of resonance start-up circuit.

Voltage doubling rectifing circuit is by V1, V2, and C1, C2 forms; Half-bridge vibration translation circuit is made of devices such as R1, R2, D1, C4, C5, Q1, Q2; Output coupling current-limiting circuit is made of C5 and L1; The resonance start-up circuit is made of C6, C7 and L1.

The utility model compared with prior art starts reliably, and obvious energy conservation can save energy more than 70%, can directly substitute original 36V incandescent lamp bulb, is applicable to the illumination in the places such as various mines, lathe and dangerous goods store of low pressure 36V illumination.

Description of drawings

Fig. 1 is a structural representation of the present utility model,

Fig. 2 is a circuit block diagram of the present utility model,

Fig. 3 is circuit theory diagrams of the present utility model.

Embodiment

1,2,3 a kind of embodiment of the present utility model is described in conjunction with the accompanying drawings.

A kind of interchange 36V self-ballasted fluorescent lamp comprises lamp holder (1) and fluorescent tube (2), and lamp holder is provided with ballast in (1), and ballast is by voltage doubling rectifing circuit, and half-bridge vibration translation circuit is exported coupling current-limiting circuit and resonance start-up circuit and formed; The input termination 36V AC power of voltage doubling rectifing circuit, the input of output termination half-bridge vibration translation circuit, the input of the output termination output coupling current-limiting circuit of half-bridge vibration translation circuit and the input of resonance start-up circuit, the output of output coupling current-limiting circuit and the output termination fluorescent tube (2) of resonance start-up circuit.

Wherein lamp holder, fluorescent tube adopt identical structure and technology with common 220V self-ballasted fluorescent lamp.Voltage doubling rectifing circuit is by V1, V2, C1, C2 forms, by in the positive-negative half-cycle of alternating current respectively to C1, C2 charges, after the rectification voltage be C1+C2 voltage sum; Half-bridge vibration translation circuit is made of devices such as R1, R2, D1, C4, C5, Q1, Q2; Output coupling current-limiting circuit is made of C5 and L1; The resonance start-up circuit is made of C6, C7 and L1.

Claims

1. one kind exchanges the 36V self-ballasted fluorescent lamp, comprises lamp holder (1) and fluorescent tube (2), and it is characterized in that: lamp holder is provided with ballast in (1), and ballast is by voltage doubling rectifing circuit, and half-bridge vibration translation circuit is exported coupling current-limiting circuit and resonance start-up circuit and formed; The input termination 36V AC power of voltage doubling rectifing circuit, the input of output termination half-bridge vibration translation circuit, the input of the output termination output coupling current-limiting circuit of half-bridge vibration translation circuit and the input of resonance start-up circuit, the output of output coupling current-limiting circuit and the output termination fluorescent tube (2) of resonance start-up circuit.

2. interchange 36V self-ballasted fluorescent lamp according to claim 1 is characterized in that: voltage doubling rectifing circuit is by V1, V2, and C1, C2 forms; Half-bridge vibration translation circuit is made of devices such as R1, R2, D1, C4, C5, Q1, Q2; Output coupling current-limiting circuit is made of C5 and L1; The resonance start-up circuit is made of C6, C7 and L1.