CN1510714A - Integrated large-power forced radiative electronic energy-saving light - Google Patents
Integrated large-power forced radiative electronic energy-saving light Download PDFInfo
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- CN1510714A CN1510714A CNA021573484A CN02157348A CN1510714A CN 1510714 A CN1510714 A CN 1510714A CN A021573484 A CNA021573484 A CN A021573484A CN 02157348 A CN02157348 A CN 02157348A CN 1510714 A CN1510714 A CN 1510714A
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- ballast
- fan
- power
- lamp
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Abstract
The present invention solves a difficult technical problem of heat dissipation in the power economizing lamp with large power using the forced cooling technique with high reliability with production cost increased slightly. It is characterized in that a fan with proper volume, power and shape is used to cool the lamp, the power for the fan is from the inductive coil of the electronic ballast, so that the heat produced by the electronic ballast can be forced to dissipate so as to keep the operating temperature of the electronic ballast in the range of 40 deg.C-50 deg.C, extending the operating life of the lamp by a large margin. The invention is suitable to not only the compact integral electronic power economizing lamp with large power, but also the splitting type of the lamp to force-cool the electronic ballast and the lamp tube respectively.
Description
1 technical field:
The electronic energy-saving lamp that the present invention relates to is the new type electro source that lighting field has high technology content, over coming out surplus in the of ten year, through updating and perfect, because of its outstanding energy-saving effect and soft comfortable photoenvironment, is promoted the use of widely.But integrated energy-saving lamp makes development, production and the use of high-power product be subjected to greatly limiting because of the serious heating of ballast self, the deterioration of components and parts operational environment, only be 2000-3000 hour useful life, in order to solve this difficult problem, various scientific and technical personnel have done to inquire into untiringly and study, and produce little effect so far.And the present invention has adopted the method for forcing cooling to make the batch process of high-power electronic energy-saving lamp and reliable the use become possibility, we all meet or exceed standard GB/16844-1997 at " high-power integrated pressure cool electronic electricity-saving lamp " (power 45-120W) every performance of invention, GB/T17263-1998, ambient temperature in the crest ratio≤1.7 of power factor 〉=0.92, harmonic wave " H " level, lamp current, the electric ballast＜50 ℃.Useful life 〉=8000 hour.
2 background technologies
90-110 ℃ of early stage high-power integrated electric electricity-saving lamp ballast Nei Wenduda, components and parts are easily aging, and working life is short.Adopt several heat dissipation technologys through improving at present: the one, on the plastic of electric ballast, open louvre; The 2nd, between fluorescent tube and ballast, add heat insulation plastic; The 3rd, radiation fin on transistor; The 4th, electric ballast and fluorescent tube are made optimum Match, again with power reduction some.Take above-mentioned measure to a certain extent temperature to be reduced, but can not fundamentally solve problem of temperature rise, temperature is still more than 80 ℃.Because ventilation hole can not Kai Detai big (limited by fail safe), add heat insulation plastic and can only reduce heat transmission, radiation fin can solve the heat dissipation problem of triode self, can not reduce the total amount of heat of lamp holder inside, the optimum Match of fluorescent tube and ballast is limited to radiating effect, and it then is worthless reducing power.
3 summary of the invention
A. purpose of the present invention: for solve the heat radiation difficult problem that high-power integrated electric electricity-saving lamp is addressed in background technology, adopt mini-fan to the electric ballast forced heat radiation, accelerate the speed that the lamp holder inner air flows, heat is diffused into as soon as possible external, thereby reduce the working temperature of electronic devices and components most possibly.Simultaneously can also suitably reduce lamp hole temperature, finally reach to prolong and put in order the lamp purpose in useful life.
B. the present invention is relevant with following technology:
(1) rare earth powder trichromatic fluorescent light tube technology.Outside the Pass the luminous efficiency of fluorescent tube is removed and to be had with factor such as fluorescent material, also relevant with tube wall temperature.Be best generally 40-50 ℃ of scope.The tube wall, particularly root (filament position) of present high-power compacting fluorescent tube is well beyond its optimum temperature, so luminous efficiency is not high, suitably reduces tube wall temperature and can improve luminous efficiency.
(2) electric ballast technology.The inductance done of FERRITE CORE wherein, power switch pipe, all pyrotoxin during work such as electrochemical capacitor, the plastic casing of sealing has hindered the diffusion of heat, add the conduction of fluorescent tube high temperature and go up steaming, make the temperature in the lamp holder reach 90-110 ℃, the working temperature of electrochemical capacitor permission both at home and abroad is at 85-105 ℃ at present, 10 ℃ of the every risings of the electrochemical capacitor of temperature range limit work, to descend 50% useful life, it is aging that the inefficacy of electrochemical capacitor damages other electron component thereupon, and the life-span of whole lamp is shortened greatly.
(3) conduction of the trend of air and heat.The present invention is the top that mini-fan is placed on ballast, the fan top is stayed and the extraneous hole that directly ventilates, and in ballast, around the heater element wiring board is stamped corresponding ventilation hole, make the trend of wind be subjected to suitable control, so that to heater element emphasis forced heat radiation.On the other hand, stamp aperture,, can also form convection current with the hot gas that fluorescent tube rises, around hot gas is diffused into to form top-down air-flow at the thermal insulation layer loam cake.
(4) power supply of fan is taken from inductance among the present invention, utilizes the high-frequency electromagnetic induction principle, produces voltage, as fan power supply.
The present invention has fundamentally solved the problem that exists in the background technology, and carrying out forced heat radiation can drop to the bulk temperature of ballast below 50 ℃, and cost only increases about 5%, and the life-span of lamp has increased several times.The hope of high-power integrated electric electricity-saving lamp large-scale popularization and use is become a reality.
4 description of drawings:
Fig. 1 is that cooling high-power electronic energy-saving lamp structural representation is forced in individual event of the present invention
Figure 1B is the general high-power electronic energy-saving lamp structural representation before the present invention
Fig. 2 is the partial enlarged drawing of Fig. 1
Fig. 3 forces cooling high-power electronic energy-saving lamp structural representation for two of the present invention
Fig. 4 forces to cool off the high-power electronic energy-saving lamp electrical schematic diagram for the present invention
In the accompanying drawing style:
10-lamp holder 31-lamp holder conjunction 331-fluorescent tube fresh air inlet
20-fluorescent tube 32-insulated ventilation conjunction 41-electronic ballast circuit plate
30-flame retardant plastics structural member 33-fluorescent tube conjunction 51-diaphragm
40-electric ballast 311-goes up ventilation hole 511-pod apertures
Ventilation hole A-fan power supply among the last fan 321-of 50-
Fan fresh air inlet under the fan 322-under the 60-
5 specific embodiments:
The present invention specifically implements to adopt individual event and multinomial heat dissipation technology.Individual event heat radiation: 1. be meant at ballast and carry out forced heat radiation (Fig. 1).Fan (50) is placed on the ballast top, the fan top is only stayed and the extraneous labyrinth annular distance (311) that directly ventilates, the fan bottom is connected with diaphragm, cold wind can only blow out from pod apertures, and heater element is beaten some apertures on every side on circuit board in ballast, what make wind moves towards controlled, so that at heater element emphasis forced heat radiation; Stamp aperture again at insulated ventilation conjunction loam cake (32) on the other hand, thereby form top-down air-flow, form convection current, the hot gas that steams on the fluorescent tube is blown out with the air-flow that steams on the fluorescent tube.2. be at the fluorescent tube heat radiation, load onto mini-fan (60) at insulated ventilation conjunction lower cover, open louvre on fluorescent tube plastic (33), air-flow enters from the fluorescent tube gap from thermal insulation layer and blows out.The heat that fluorescent tube can be sent directly dissipates like this, helps the raising of lamp luminescence efficient, can also stop on the heat to steam and conduction, simultaneously with the plastic sealing of ballast, helps higher or have in the environment of slight corrosion and use in humidity; Two heat radiations: 1. be meant and adopt two fans that two principles of individual event heat radiation are used (Fig. 3) simultaneously, effect is splendid.2. be meant two principles of individual event heat radiation are comprehensively used, fan is contained in the middle of the insulated ventilation conjunction, perforate up and down simultaneously in lamp holder conjunction, fluorescent tube conjunction, the suitable local perforate of ballast circuit plate, allows air-flow pass through ballast, fan, fluorescent tube from top to down successively.Above heat dissipating method can improve the useful life of whole lamp greatly.
In sum, the present invention belongs to international initiative on the performance history of high-power integrated electric electricity-saving lamp.Special application patent of invention.
Only the above, all employing mini-fans electric ballast and fluorescent tube are carried out forced heat radiation various structures electronic energy-saving lamp and with inductance coil as its power supply person, all should be in the claim scope of this patent.
Claims (7)
- The heat dissipating method of 1 one kinds of high-power electronic energy-saving lamps is characterized in that:(1) utilize mini-fan that the ballast of this electricity-saving lamp is carried out the forced ventilation heat radiation;(2) utilize the mini-fan air communication to cross diversion stomatal, fluorescent tube is carried out forced heat radiation;(3) utilize mini-fan simultaneously ballast and fluorescent tube to be carried out forced heat radiation.
- 2 methods according to claim 1 is characterized in that:The power supply of said fans is to utilize high-frequency electromagnetic induction, obtains from inductance coil.
- 3 methods according to claim 1 is characterized in that:Said fans, ballast, power saving fluorescent lamps design according to incorporate order: the air-flow of fan is through the diversion stomatal ballast of flowing through, through the air-flow of ballast, and through diversion stomatal, the power saving fluorescent lamps of flowing through.
- 4 one kinds of high-power integrated forced heat radiation formula electronic energy-saving lamp devices is characterized in that:Mini-fan, ballast, be to be assemblied in order in the flame retardant plastics structural member, the air-flow of fan, through the diversion stomatal ballast of flowing through, through the air-flow of ballast, through diversion stomatal, the power saving fluorescent lamps of flowing through.
- 5 devices according to claim 4 is characterized in that:The power supply of said fans is to utilize high-frequency electromagnetic induction, obtains from inductance coil.
- 6 devices according to claim 4 is characterized in that:Mini-fan and ballast plastic packaging in the flame retardant plastics structural member, structural member top open loop shape labyrinth type pore, fan is contained on the fire-retardant plastic sealed board of diversion stomatal, the plastic of power saving fluorescent lamps jack is provided with louvre.
- 7 devices according to claim 4 is characterized in that:Perforate on the ballast circuit board, its position are beaten respectively around heater element, control air flow direction and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021573484A CN1510714A (en) | 2002-12-23 | 2002-12-23 | Integrated large-power forced radiative electronic energy-saving light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021573484A CN1510714A (en) | 2002-12-23 | 2002-12-23 | Integrated large-power forced radiative electronic energy-saving light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1510714A true CN1510714A (en) | 2004-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA021573484A Pending CN1510714A (en) | 2002-12-23 | 2002-12-23 | Integrated large-power forced radiative electronic energy-saving light |
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| CN (1) | CN1510714A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011113222A1 (en) * | 2010-03-13 | 2011-09-22 | 中山伟强科技有限公司 | Led streetlamp |
-
2002
- 2002-12-23 CN CNA021573484A patent/CN1510714A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011113222A1 (en) * | 2010-03-13 | 2011-09-22 | 中山伟强科技有限公司 | Led streetlamp |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |