CN2793534Y

CN2793534Y - Planar sprial cold cathodic fluorescent lamp

Info

Publication number: CN2793534Y
Application number: CNU2005200712411U
Authority: CN
Inventors: 邰伟科; 顾磊
Original assignee: NANJING JIERUITE LIGHT SOURCE CO Ltd
Current assignee: NANJING JIERUITE LIGHT SOURCE CO Ltd
Priority date: 2005-04-30
Filing date: 2005-04-30
Publication date: 2006-07-05
Anticipated expiration: 2015-04-30

Abstract

The utility model relates to a planar spiral cold-cathode fluorescent lamp, which has the structure that lamp cap conductive interfaces are connected with lamp holder ports on a lamp holder. An electronic ballast circuit board and a lamp cap are arranged on the lamp holder; two planar spiral cold-cathode fluorescent lamp tubes are arranged on a reflector lamp frame in the lamp cap; two eduction wires of the planar spiral cold-cathode fluorescent lamp tubes are respectively connected with output ends on the electronic ballast circuit board. An electronic ballast is supported on the lamp cap which is then connected with the lamp holder by screws; an input end of the electronic ballast is respectively connected with two lamp cap conductive interfaces on the lamp holder; a transparent outer shell is connected with the lamp holder by screws. The utility model has the advantages that high light efficiency reaching 40 to 60Lm/W, long service life reaching 20000 hours, favorable colour rendition, compact structure, small volume, stable and reliable performance, low temperature, fast work startup, low self power consumption and energy saving; the light efficiency of the planar spiral cold-cathode fluorescent lamp is higher 5 to 6 times than that of a filament lamp; the service life is longer 10 to 15 times than that of the filament lamp. The planar spiral cold-cathode fluorescent lamp is used for AC 110V, 220V and other power supplies with specific requirements, and belongs to a green environmental protection product.

Description

The snail cold-cathode fluorescence lamp

Technical field

The utility model relates to a kind of supermarket, hotel, restaurant, various public place of entertainment snail cold-cathode fluorescence lamp (CCFL) of home decoration in one's power that is widely used in, belong to technical field of lamps.

Background technology

Spot coverage has the ornamental light fixture of technology mostly to be incandescent lamp, in its bulb filament is arranged, and its major defect is that light efficiency is low, can only be sodium yellow, and the life-span is short, unstable properties, and oneself power consumption is big, and power consumption is high, the temperature height.

Summary of the invention

The purpose of this utility model is the defective at above-mentioned existence, it is a kind of photochromic good to propose, the snail lamp cold-cathode fluorescence lamp that life-span is long, technical solution of the present utility model: its structure is that lamp holder conductive interface on the lamp and the lamp socket on the lamp socket join, lamp socket is provided with electronic ballast circuit plate and lamp holder, establish the reflection lamp bracket in the lamp holder, establish two rhizoplane spiral lamp cathode fluorescent tubes on the reflection lamp bracket, two lead-out wires of snail CCFL respectively with the electronic ballast circuit plate on output join, the lamp holder electric ballast of putting on the shelf is connected with the lamp socket screw again, the input of electric ballast links to each other with two lamp holder conductive interfaces on the lamp socket respectively, and transparent outer cover is connected with the lamp socket screw.

Advantage of the present utility model: the light efficiency height, reach 40～60Lm/W, the life-span is long, can reach 20000 hours, colour rendering is good, compact conformation, volume is little, and is stable and reliable for performance, higher 5～6 times than incandescent lamp light efficiency, in long 10～15 times of life-span, its temperature is low, and work starts fast, oneself power consumption is low, can be used for exchanging 110V, under the power supply of 220V and other specific (special) requirements, energy-conservation, belong to Green Product.

Description of drawings

Accompanying drawing 1 is a structure chart of the present utility model.

Accompanying drawing 2 is circuit of electronic ballast embodiment electrical schematic diagrams.

Accompanying drawing 3 is structural representations of lamp holder.

1 is the lamp holder conductive interface among the figure, the 2nd, and lamp socket, the 3rd, circuit of electronic ballast wiring board, the 4th, lamp holder, the 5th, transparent outer cover, the 6th, screw connects, and the 7th, riveting connects, and the 8th, screw connects, the 9th, the snail cathode fluorescent tube, shape is the involute spiral form, and the 10th, the reflection lamp bracket.1 ' is rectification circuit, 2 ' is filter circuit, 3 ' is the half-bridge inverter circuit, and T2,4 ' is step-up transformer (model EE16), and Q1, Q2 are transistor (model D1616A), D1～D4 is diode (model 1N4007), D5, D6 are diode (model 1N4148), and C1～C10 is an electric capacity, and RF is that fuse, R1～R8 are resistance, L1 is an inductance, and T1 is an oscillator coil.

The specific embodiment

Contrast accompanying drawing 1, its structure is that lamp holder conductive interface 1 is connected with lamp socket 2 rivetings, dress electric ballast 3 and lamp holder 4 on the lamp socket 2, establish snail cathode fluorescent tube 9 on the reflection lamp bracket 10 in the lamp holder 4, two lead-out wires of snail cathode fluorescent tube 9 respectively with electronic ballast circuit plate 3 on output join, transparent outer cover 5 is connected with lamp socket 1 screw, snail cathode fluorescent tube 9 shapes are the involute spiral form, the input of electronic ballast circuit plate respectively with lamp socket on the GU10 conductive interface join.

Contrast accompanying drawing 2, circuit of electronic ballast is made up of rectification circuit 1 ', filter circuit 2 ', half-bridge inverter circuit 3 ', step-up transformer 4 ', wherein the output terminals A of rectification circuit 1 ' connects the input of filter circuit 2 ', the output C of filter circuit 2 ' connects the input of half-bridge inverter circuit 3 ', the input that the output D of half-bridge inverter circuit 3 ', E connect step-up transformer 4 ', the input of the output termination snail cathode fluorescent tube 9 of step-up transformer 4 '.

Contrast accompanying drawing 3 is established snail cathode fluorescent tube 9 on the reflection lamp bracket 10 in the lamp holder 4, two lead-out wires of snail cathode fluorescent tube 9 respectively with circuit of electronic ballast in two outputs of step-up transformer 4 ' join.

The course of work

Power supply inserts rectification circuit 1 ' by anti-jamming circuit, inductance L 1 and power series in this anti-jamming circuit, capacitor C 1, C2 and power supply also connect, RF is a fuse, power supply inserts rectification circuit 1 ' by anti-jamming circuit, after rectification, enter filter circuit 2 ', input to half-bridge inverter circuit 3 ' after the filtering, output D at half-bridge inverter circuit 3 ', output high voltage on the E is through the primary coil of step-up transformer 4 ', secondary coil output voltage 500V～1000V at step-up transformer 4 ', electric current 5mA～12.5mA, the operating voltage 500V of snail cathode fluorescent tube 9～1000V, operating current 5mA～12.5mA.

Claims

1, the snail cold-cathode fluorescence lamp, it is characterized in that lamp holder conductive interface (1) is connected with lamp socket (2), lamp socket (2) is gone up dress electric ballast (3) and lamp holder (4), establish snail cathode fluorescent tube (9) on the reflection lamp bracket (10) in the lamp holder (4), two lead-out wires of snail cathode fluorescent tube (9) respectively with electronic ballast circuit plate (3) on output join, transparent outer cover (5) is connected with lamp socket (1), snail cathode fluorescent tube (9) shape is the involute spiral form, the input of electronic ballast circuit plate respectively with lamp socket on lamp holder conductive interface (1) join.

2, snail cold-cathode fluorescence lamp according to claim 1, it is characterized in that circuit of electronic ballast is by rectification circuit (1 '), filter circuit (2 '), half-bridge inverter circuit (3 '), step-up transformer (4 ') is formed, wherein the output terminals A of rectification circuit (1 ') connects the input of filter circuit (2 '), the output C of filter circuit (2 ') connects the input of half-bridge inverter circuit (3 '), the output D of half-bridge inverter circuit (3 '), E connects the input of step-up transformer (4 '), the input of the output termination snail cathode fluorescent tube (9) of step-up transformer (4 ').