CN201100913Y

CN201100913Y - An efficient energy-saving long life fluorescent lamp

Info

Publication number: CN201100913Y
Application number: CNU2007200717630U
Authority: CN
Inventors: 杨根元; 林海; 肖鹏; 杨文斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-28
Filing date: 2007-06-28
Publication date: 2008-08-13
Anticipated expiration: 2017-06-28

Abstract

The utility model belongs to the technical field of electric light sources and in particular relates to a fluorescent lamp with high efficiency, energy saving and long service life. Compared with a common fluorescent lamp, amperites of the fluorescent lamp are intelligentized amperites which are composed of an intelligentized inductive amperite, an intelligentized electronic amperite, a suspended electronic switch and a bistable trigger circuit. Lamp tubes of the fluorescent lamp are divided into one or a plurality of main lamp tubes and one or a plurality of life increasing lamp tubes which are switched on an electrical source, the intelligentized amperite can automatically ignite the main lamp tubes and the life increasing lamp tubes in turn, thereby the service life of the lamp can be increased by one time, but the cost is increased little, and the fluorescent lamp has prominent social and economic benefits. The technical scheme of the fluorescent lamp with high efficiency, energy saving and long service life is also suitable for lamps with long service life such as HID, LCD, LED, halogen lamps and the like and the lamps which are compatible with long-bright, jump-changing, gradually-changing, light-adjustable fluorescent lamps and are formed with electronic amperite controllers.

Description

A kind of energy-efficient long life fluorescent lamp

Technical field

The utility model belongs to the electric light source technology field, is specifically related to a kind of energy-efficient fluorescent lamp.

Background technology

Fluorescent lamp, the particularly fluorescent lighting fixture of being made up of the T5 fluorescent tube have characteristics such as energy-efficient and color rendering is good, have obtained extensive use.According to prior art, the life-span of lamp outer casing and ballast reaches generally no problem more than 5 years.But, the present useful life of fluorescent tube in the light fixture, good can reach 8000h, and what have has only 2000-3000h, does not reach actual instructions for use far away.

Now a lot of units in exploitation with fluorescent tube as the illuminating lamp in the tall and big entrance hall of the street lamp of light source, Tunnel Lamp, star hotel and banquet hall lamp and tall and big factory building, warehouse etc., these lamp lighting times are long, changing very inconvenience of lamp after lamp has been broken, is crucial so improve the life-span of this light fixture.

Summary of the invention

The utility model purpose provides a kind of energy-efficient long life fluorescent lamp.

Fluorescent lighting fixture generally is made up of lamp outer casing, ballast and fluorescent tube.The fluorescent lamp of a top grade, its cost mainly by the shell and the decision of high-performance ballast of top grade, are mainly determined by the useful life of fluorescent tube its useful life.

Common fluorescent lamp is general, and the energy-efficient long life fluorescent lamp tool that the utility model proposes is used common ballast instead intelligent ballast with ballast while one or more fluorescent tube of burning-point, can take turns one or more fluorescent tube of burning-point.For two fluorescent tubes, it can take turns wherein one of burning-point.We claim that wherein one is the king light pipe, and another root is for increasing the longevity fluorescent tube.Every connection primary power source, intelligent ballast can take turns burning-point king light pipe (increasing the longevity fluorescent tube goes out) or burning-point automatically and increase longevity fluorescent tube (the king light pipe goes out), thereby the life-span of light fixture is doubled, and that cost increases is few, and the significant social economic benefit is arranged.

And for example common light fixture is with ballast two king light pipes of burning-point (being one drag two) simultaneously, and then the utility model just has 4 fluorescent tubes, takes turns burning-point two fluorescent tubes wherein by an intelligent ballast.As shown in Figure 2.When turning on light for the 1st time, two king light pipe 2 work, two increase longevity fluorescent tube 3 and do not work; When turning on light for the 2nd time, intelligent ballast transfers two of burning-points automatically to and increases the longevity fluorescent tube, and two king light pipes are not worked.

King light pipe in the utility model can be a straight light tube with increasing the longevity fluorescent tube, also can be various special-shaped fluorescent tubes.

In the utility model, described intelligent ballast is made up of fluorescent lamp ballast Z, suspension-type

electronic switch

4,5 and flip and flop generator 6.Its circuit structure as shown in Figure 1.Wherein, the filament electrode a3 of the output termination king light pipe 2 of suspension-type electronic switch 4, the output termination of another suspension-type electronic switch 5 increases the filament electrode a4 of longevity fluorescent tube 3; Two of flip and flop generator 6 output a1 and a2 are respectively the input of suspension-type

electronic switch

4 and 5, and 2 trigger signals input port ak are connected with two inputs of ballast Z respectively with an in addition; Suspension-type electronic switch 4 is connected with ballast Z with 5 common output end a5, and ground connection together.

When mains switch K connects for the first time, bistable trigger-action circuit 6 output a1 are high level 1, output a2 is a low level 0, this moment, suspension-type electronic switch 4 was connected the filament a3 of king light pipe 2 and a5, suspension-type electronic switch 5 disconnects filament a4 that increases longevity fluorescent tube 3 and a5, so king light pipe 2 is lighted, increase longevity fluorescent tube 3 and do not work.

When mains switch K connected for the 2nd time, bistable trigger-action circuit 6 output switching activities were low level 0 for output a1, and output a2 is a high level 1, suspension-type electronic switch 4 disconnects the filament a3 of king light pipe 2 and a5, suspension-type electronic switch 5 is connected a4 and a5, so fluorescent tube 3 is lighted, fluorescent tube 2 does not work.Like this whenever mains switch K switch 1 time, king light pipe 2 with increase longevity fluorescent tube 3 and just light in turn.

Suspension-type

electronic switch

4 and 5 as shown in Figure 3.It is connected to form through circuit by 4 diodes, 2 resistance and a triode.Wherein, suspension-type electronic switch 4 is by diode D1, D2, D3, D4, and resistance R 1, R2 and triode Q1 connect to form through circuit.Another suspension-type electronic switch 5 is by diode D5, D6, D7, D8, and resistance R 3, R4 and triode Q2 connect to form through circuit.

Work as a1=1, during a2=0, when king light pipe 2 lower end filament a3 are the positive half cycle of signal, a3 → D1 → Q1 → D3 → () constitute path; When filament a3 is the high-frequency signals negative half period, () → D2 → Q1 → D4 → a3 constitutes path, so king light pipe 2 is lighted.Because triode Q2 ends, and does not work so increase longevity fluorescent tube 3.

In like manner, work as a1=0, during a2=1, king light pipe 2 does not work, and increases longevity fluorescent tube 3 and is lighted.

Operation principle and Fig. 1 among Fig. 2 are identical.

Bistable trigger-action circuit 6 is shown in bottom right frame of broken lines among Fig. 5, when the every connection of mains switch K one time, through shaping trigger circuit triggers in the bistable trigger-action circuit 6 once, the state turnover that makes bistable state output a1 and a2 once guarantees king light pipe 2 and increases longevity fluorescent tube 3 and light in turn and extinguish.

In the utility model, ballast Z can be Inductive ballast (this moment, C1 → C4 was a starter), also can be electric ballast (this moment, C1 → C4 was for starting electric capacity).

Electric ballast in the utility model can be common performance electric ballast, also can be the very-high performance electric ballast.Its very-high performance electric ballast power supply branch is made of Active Power Factor Correction (APFC) chip, and radio-frequency generator partly adopts high-performance special chip BL8305A to constitute, and this electric ballast has following premium properties:

(1) rated supply voltage vi is 80-153v50HZ (60HZ) and two kinds of specifications of 176-264v50HZ (60HZ).

(2) power output can reach 200w, has constant output characteristic in the rated supply voltage scope.

(3) line power factor PF 〉=0.99.

(4) source current harmonic wave total amount THD≤10%,

(5) lamp current crest coefficient CF≤1.7,

(6) adopt zero pipe to press preheating, flyback triggers start-up technique fast, pipeline start up by preheating time te=1Sec-2Sec, effectively prolonging lamp tube useful life.

(7) electromagnetic interference FCC meets the IEC requirement.

(8) have overcurrent, instantaneous overvoltage and abnormality automatic protection functions.

(9) security performance meets the IEC requirement.

The all right first burning-point king light pipe of intelligent ballast of the present utility model, and it is stand-by to increase the longevity fluorescent tube.When the light sustainment rate of king light pipe was lower than 70%, intelligent light probe triggered bistable circuit 6 automatically, the suspension-type electronic switch is transferred to automatically increases the longevity lamp works, and turn off the king light pipe, changed lamp up to increasing the longevity lamp tube life end.Corresponding intelligent ballast as shown in Figure 4.Circuit structure and the operation principle of Fig. 4 and Fig. 3 are basic identical, two input a1 of different its suspension-type electronic switch and a2 be linked together and meet 9 volts of direct voltage 9VDC, and increased photo resistance RL1 and RL2.RL1 and RL2 are close to king light pipe 2, and RL1 is in parallel with R1, and RL2 is in parallel with R4.When king light pipe light sustainment rate 〉=70%, RL1 and RL2 are low resistance RL1min and RL2min, Q1 conducting this moment, and Q2 ends, so king light pipe 2 is lighted, increases longevity fluorescent tube 3 and extinguishes.King light pipe 2 is through after the long-term burning-point, and the light sustainment rate descends gradually, and it is big that RL1 and RL2 become gradually, when king light pipe light sustainment rate was lower than 70%, two photo resistance values increased to RL1max and RL2max, and this moment, Q1 ended, the Q2 conducting, so increase the longevity lamp tube starting, the king light pipe extinguishes.After this, wait until that always increasing the longevity fluorescent tube puts light sustainment rate＜70% and o'clock change lamp.

The technical scheme of above-mentioned energy-efficient long life fluorescent lamp tool, the long-life light fixture and the patent No. that are equally applicable to high-intensity gas discharge lamp (HID) etc. are ZL2005200479864, the light fixture that the fluorescent lamp ballasting controller of compatible long bright, saltus step, gradual change and light modulation is constituted.

Description of drawings

Fig. 1 is for being intelligent ballast block diagram among the utility model embodiment.

Fig. 2 is that the intelligent ballast of the utility model takes turns two king light pipes of burning-point and two and increases longevity lamp tube structure block diagram.

Fig. 3 is suspension-type electronic switching circuit figure () in the intelligent ballast of the utility model.

Fig. 4 is suspension-type electronic switching circuit figure (two) in the intelligent ballast of the utility model.

Fig. 5 is an intelligent electric sub-ballast electrical schematic diagram among the utility model embodiment.

Number in the figure: Vi: civil power has 80v-153v or 176-264v, two kinds of specifications of 50HZ (60HZ).K: mains switch.Z: ballast.2: main fluorescent tube.3: increase the longevity fluorescent tube.4,5: the suspension-type electronic switch.6: bistable trigger-action circuit.

Embodiment

The electrical schematic diagram of intelligent ballast of the present utility model as shown in Figure 5.Wherein, left side frame of broken lines is the ordinary electronic ballast circuit, and the frame of broken lines on the right side is the circuit of two suspension-type electronic switches, and the dotted line block diagram under the right side is a bistable trigger-action circuit.These circuit are custom circuit.Wherein, circuit of electronic ballast is by diode D9-D17, and resistance R 5-R12, capacitor C 5-C10, inductance L 1, L2-1, L2-2, L2-3 and triode Q3, Q4 and diac DB3 connect to form through circuit.Suspension-type electronic switch 4 is connected to form through circuit by diode D1-D4, resistance R 1, R2 and triode Q1, and another suspension-type electronic switch 5 is connected to form through circuit by diode D5-D8, resistance R 3, R4 and triode Q2.Bistable trigger-action circuit 6 is by diode D18, D19, and resistance R 13-R25, capacitor C 12-C16, triode Q5-Q8 connect to form through circuit, connects by the circuit that carries out shown in Figure 5 between three parts, promptly gets the intelligent electric sub-ballast.

In addition, be ready to the high-quality shell of energy-efficient long life fluorescent lamp: fire-retardant, high temperature resistant, anti-aging, hermetically sealed.

Adopt high-quality T5 two of fluorescent tubes of rare-earth trichromatic (is the king light pipe, and for increasing the longevity fluorescent tube), power P _L=28W, colour temperature T _C-4300k, color rendering index Ra=85, useful life t=8000h.

Pack into the good intelligent electric sub-ballast of Installation and Debugging in the light fixture and fix good seal light fixture lid with screw.

Claims

1. a high-efficiency energy-saving long-life is ordered fluorescent lamp, form by ballast, fluorescent tube, shell, it is characterized in that described ballast is intelligent ballast, this intellectuality ballast is made up of fluorescent lamp ballast (Z), suspension-type electronic switch (4,5) and flip and flop generator (6), wherein, the filament electrode (a3) of the output termination king light pipe (2) of suspension-type electronic switch (4), the output termination of another suspension-type electronic switch (5) increase the filament electrode (a4) of longevity fluorescent tube (3); Two outputs (a1, a2) of flip and flop generator (6) are respectively the input of suspension-type electronic switch (4,5), and 2 trigger signals input port ak are connected with two inputs of ballast (Z) respectively with an in addition; The common output end (a5) of two suspension-type electronic switches (4,5) is connected with ballast (Z), and ground connection.

2. high-efficiency energy-saving long-life life fluorescent lamp according to claim 1 is characterized in that described king light pipe (2) is 2, and the described longevity fluorescent tube (3) that increases also is 2.

3. high-efficiency energy-saving long-life life fluorescent lamp according to claim 1 is characterized in that described fluorescent lamp ballast (Z) is inductance or electric ballast.

4. high-efficiency energy-saving long-life life fluorescent lamp according to claim 3 is characterized in that described electric ballast is common performance electric ballast or very-high performance electric ballast; Wherein, the very-high performance electric ballast partly adopts chip BL8305A to form by common performance electric ballast medium-high frequency generator.