CN101916709A - High-power and high-lighting effect T8 fluorescent lamp - Google Patents
High-power and high-lighting effect T8 fluorescent lamp Download PDFInfo
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- CN101916709A CN101916709A CN 201010260067 CN201010260067A CN101916709A CN 101916709 A CN101916709 A CN 101916709A CN 201010260067 CN201010260067 CN 201010260067 CN 201010260067 A CN201010260067 A CN 201010260067A CN 101916709 A CN101916709 A CN 101916709A
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Abstract
The invention relates to a high-power and high-lighting effect T8 fluorescent lamp comprising a T8-specification glass tube, core columns and electrodes, wherein the core columns and the electrodes are sealed at both ends of the glass tube; the glass tube is filled with inert gas, and the inner wall of the glass tube is coated with three-primary color fluorescent powder; and the three-primary color fluorescent powder comprises the following components in mixed weight percentage: 25%-45% of green powder, 25%-65% of red powder and 0.1%-20% of blue powder. The high-power and high-lighting effect T8 fluorescent lamp is characterized in that in the three-primary color fluorescent powder, the granularity size of the green powder is 6-10 micrometers, the granularity size of the red powder is 4-6 micrometers, and the granularity size of the blue powder is 2-4 micrometers; the inert gas is the mixture of argon Ar and neon Ne; the core column with amalgam at one end of the glass tube is a long core column, and the distance L between the outer end of the long core column and the electrode of the long core column is 38-40 mm. The power of the fluorescent lamp reaches 55 W, the lighting effect reaches 104 LM/W, and the fluorescent lamp has the advantages of high power, high lighting effect and the like.
Description
Technical field
The present invention relates to a kind of fluorescent lamp, specifically is a kind of high-power and high-lighting effect T 8 fluorescent lamp.
Background technology
At present, the fluorescent lamp of T8-32W straight tube 1200mm length is a kind of energy-conservation main product of widely using in engineering illumination and the home lighting, its fluorescent glass tubes inwall generally applies rare-earth trichromatic fluorescent powder, three primary colors fluorescent powder is formed by three kinds of color fluorescent material configurations of red, green, blue, and wherein the allocation ratio of fluorescent material crystallographic property, fluorescent powder grain size and three kinds of color fluorescent material is the three big factors that influence light-emitting phosphor efficient.In the prior art, the three primary colors fluorescent powder weight mixing ratio in the above-mentioned fluorescent lamp is generally green powder 25-45%, rouge and powder 25-65%, blue powder 0.1-20%; The granularity size is green powder 4-6 micron, rouge and powder 4-5 micron, blue powder 5-7 micron; Reference color temperature is 2700K to 4100K.
In addition, two stem stem length on the above-mentioned fluorescent lamp are all consistent usually, and what be filled with in the glass-tube all is single high-purity argon gas.During application, adopt high-frequency electronic ballast to drive, light efficiency is the highest can to reach 104LM/W.The luminous efficiency height, good energy-conserving effect.
But in actual illumination was used, a large amount of places T8 fluorescent tube quantity that increases commonly used improved brightness of illumination.Like this, user's use cost will be multiplied, and resource consumption also increases greatly, be unfavorable for energy-conservation, low-carbon (LC) and environmental protection, and therefore, the market demand high-power and high-lighting effect T 8 fluorescent lamp is to satisfy the energy-conservation and low-carbon (LC) demand of people.
Summary of the invention
The invention provides a kind of high-power and high-lighting effect T 8 fluorescent lamp, to satisfy the high-power and high-lighting effect demand of people to above-mentioned T8 fluorescent lamp.For this reason, the present invention is by the following technical solutions:
A kind of high-power and high-lighting effect T 8 fluorescent lamp comprises T8 specification glass-tube and the stem stem and the electrode that are packaged on these glass-tube two ends, and glass-tube inside is filled with inert gas, and the glass-tube inwall applies three primary colors fluorescent powder; Described three primary colors fluorescent powder weight mixing ratio is green powder 25-45%, rouge and powder 25-65%, blue powder 0.1-20%; It is characterized in that: described three primary colors fluorescent powder granularity size is green powder 6-10 micron, rouge and powder 4-6 micron, blue powder 2-4 micron; Described inert gas is argon Ar, neon Ne gaseous mixture; The stem stem of described glass-tube one end band amalgam is long stem stem, and distance L is 38-40mm between long stem stem outer end and the long stem stem electrode.
Preferably, described three primary colors fluorescent powder weight mixing ratio is green powder 39%, rouge and powder 59%, blue powder 2%; The granularity size is 8 microns in a green powder; 5 microns in rouge and powder; 3 microns of blue powders; Described argon Ar, neon Ne gaseous mixture ratio are Ar: Ne=40: 60; Distance L is 39mm between described long stem stem outer end and the long stem stem electrode.
The invention has the beneficial effects as follows:
1. by adopting argon Ar, neon Ne mist, improve light tube electric voltage, reduce lamp current, realized that power improves requirement;
2. by adjusting the granularity of three primary colors fluorescent powder, realized the bigger output of luminous flux; Adopt long stem stem design simultaneously, guaranteed that the mercury vapor pressure of fluorescent tube remains on optimum range, realized the high-luminous-efficiency requirement.
3. power of the present invention reaches 55W, and light efficiency remains on the 104LM/W high level simultaneously, has the remarkable advantage of high-power and high-lighting effect.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is mercury vapor pressure, cold junction temperature and relative luminous efficiency change curve.
Embodiment
Accompanying drawing marking explanation: 1-glass-tube, 2-fluorescent material, the long stem stem electrode of 3-, 4-steam vent, 5-blast pipe, the long stem stem of 6-, 7-amalgam, 8-lamp holder.
As shown in Figure 1, a kind of high-power and high-lighting effect T 8 fluorescent lamp comprises T8 specification glass-tube 1 and the stem stem and electrode and the lamp holder 8 that are packaged on these glass-tube 1 two ends, and glass-tube 1 inside is filled with inert gas, and glass-tube 1 inwall applies three primary colors fluorescent powder 2; Described three primary colors fluorescent powder 2 weight mixing ratios are green powder 25-45%, rouge and powder 25-65%, blue powder 0.1-20%; It is characterized in that: described three primary colors fluorescent powder 2 granularities size is green powder 6-10 micron, rouge and powder 4-6 micron, blue powder 2-4 micron; Described inert gas is argon Ar, neon Ne gaseous mixture; The stem stem of described glass-tube 1 one end band amalgam 7 is long stem stem 6, and distance L is 38-40mm between these long stem stem 6 outer ends and the long stem stem electrode 3, and long stem stem is provided with steam vent 4 and blast pipe 5.
Preferred version is that described three primary colors fluorescent powder 2 weight mixing ratios are green powder 39%, rouge and powder 59%, blue powder 2%; The granularity size is 8 microns in a green powder; 5 microns in rouge and powder; 3 microns of blue powders; Described argon Ar, neon Ne gaseous mixture ratio are Ar: Ne=40: 60; Distance L is 39mm between described long stem stem 6 outer ends and the long stem stem electrode 3.
In the present invention, according to light efficiency==relation of luminous flux/power, by adopting argon Ar, neon Ne mist, improve light tube electric voltage, reduce lamp current, realized that power improves requirement; By adjusting the granularity of three primary colors fluorescent powder, realized the bigger output of luminous flux; Adopted long stem stem design simultaneously,, guaranteed that the mercury vapor pressure of fluorescent tube remains on optimum range, realized the high-luminous-efficiency requirement to increase the cold junction distance.Power of the present invention reaches 55W, and light efficiency remains on the 104LM/W high level simultaneously, has reached the high-power and high-lighting effect requirement.Light efficiency proportioning reference color temperature of the present invention is 2700K to 4100K, and preferred light efficiency proportioning colour temperature is 3000K.
In three primary colors fluorescent powder, green, red, blue three-color fluorescent material has following characteristics:
1. green powder luminous efficiency is the highest, and luminous flux is contributed mainly from green powder.Granule fluorescent material can decrease to luminous effect, uses the green powder of larger particles that the utilization of green powder is had big benefit, can promote luminous efficiency, and the ratio of green powder is high more, and luminous flux is also high more.
2. the rouge and powder colour temperature is minimum, and luminous flux is contributed between green powder and blue powder, utilizes its low colour temperature characteristics can increase the use amount of green powder.
3. the blue powder colour temperature is the highest, also minimum in three kinds of fluorescent material to the luminous flux contribution, it mainly acts on and does not lie in the contribution to luminous flux, and be to colour temperature, color rendering index control, utilize the characteristics of the high colour temperature of blue powder simultaneously, also can suitably increase the adding proportion of green powder, rouge and powder, further improve luminous flux.
4. green, red, blue three kinds of descending configurations of fluorescent powder grain can make fluorescent coating tightr in the dusting process, and adhesive force is better.
The present invention utilizes above-mentioned four characteristics, and three kinds of fluorescent powder grain degree are adjusted, and makes the luminous flux of fluorescent lamp obtain bigger output, thereby realizes high light efficiency.
As shown in Figure 2, when cold junction temperature about 45 ℃, when mercury vapor pressure remained on 0.8pa, the relative luminous efficiency of fluorescent lamp was the highest.When tradition T8 lamp tube ends is all used the stem stem of same size, after if this power of lamp tube rises to 55W, the temperature of its electrode improves thereupon, and the mercury vapor pressure in the fluorescent tube is easy to surpass optimum value, cause that luminous flux, light efficiency descend, luminous efficiency will drop to 95% from 100%.After the present invention adopts long stem stem, can effectively reduce cold junction temperature, cold junction temperature is returned to about 45 ℃ again, promptly mercury vapor pressure remains on 0.8pa, guarantees that the luminous efficiency of fluorescent tube is in optimum range, thereby realizes the best output of luminous flux.Distance is 34mm between tradition its outer end of stem stem and the electrode, and distance is 39mm between its outer end of preferably long stem stem and the electrode, than conventional core column length 5mm, best results.
Glass-tube of the present invention is inner to adopt argon Ar, neon Ne gaseous mixture, and argon Ar, neon Ne gaseous mixture ratio are Ar: Ne=40: 60.When power requirement reaches 55W, use the lamp tube electrode electric current of high-purity argon gas will reach more than the 0.60A, behind use argon Ar, the neon Ne gaseous mixture, can improve light tube electric voltage (pipe is pressed), reduce lamp current (pipe flows) to 0.54A.
Relevant parameter when following table one adopts different operating gas for fluorescent lamp compares:
Table one
| Working gas | Power (w) | Pipe is pressed (v) | Pipe stream (mA) |
| Ar∶Ne＝40∶60 | 55.0 | 102.7 | 0.54 |
| Ar＝100 | 55.0 | 92.1 | 0.60 |
When the present invention used, the configuring high-frequency electric ballast drove, and makes its fluorescent lamp power reach 55W, light efficiency reaches 104LM/W, be that power is the highest in the fluorescent tube of existing T8 straight tube 1200mm length, light efficiency remains on the 104LM/W high level simultaneously, has the high-power and high-lighting effect remarkable advantage.
Following table two compares for the relevant parameter of the present invention and traditional T8-32W fluorescent lamp:
Table two
In addition, lux maintenance 2000h of the present invention＞97%; 12000h＞92%, average life span can reach more than 30000 hours, long service life.And in actual applications, available the present invention's one tubes replaces two traditional T8-32W fluorescent tubes to use, and reduces customer using cost greatly, satisfies the high-power and high-lighting effect demand of people to the T8 fluorescent lamp.
Claims (2)
1. high-power and high-lighting effect T 8 fluorescent lamp comprises T8 specification glass-tube (1) and is packaged on the stem stem and the electrode at this glass-tube (1) two ends that glass-tube (1) inside is filled with inert gas, and glass-tube (1) inwall applies three primary colors fluorescent powder (2); Described three primary colors fluorescent powder (2) weight mixing ratio is green powder 25-45%, rouge and powder 25-65%, blue powder 0.1-20%; It is characterized in that: described three primary colors fluorescent powder granularity size is green powder 6-10 micron, rouge and powder 4-6 micron, blue powder 2-4 micron; Described inert gas is argon Ar, neon Ne gaseous mixture; The stem stem of described glass-tube 1 one end band amalgam is a long stem stem (6), and distance L is 38-40mm between this long stem stem (6) outer end and the long stem stem electrode (3).
2. high-power and high-lighting effect T 8 fluorescent lamp according to claim 1 is characterized in that: described three primary colors fluorescent powder (2) weight mixing ratio is green powder 39%, rouge and powder 59%, blue powder 2%; The granularity size is 8 microns in a green powder; 5 microns in rouge and powder; 3 microns of blue powders; Described argon Ar, neon Ne gaseous mixture ratio are Ar: Ne=40: 60; Distance L is 39mm between described long stem stem (6) outer end and the long stem stem electrode (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102600670A CN101916709B (en) | 2010-08-22 | 2010-08-22 | High-power and high-lighting effect T8 fluorescent lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102600670A CN101916709B (en) | 2010-08-22 | 2010-08-22 | High-power and high-lighting effect T8 fluorescent lamp |
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| CN101916709A true CN101916709A (en) | 2010-12-15 |
| CN101916709B CN101916709B (en) | 2011-09-21 |
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| CN2010102600670A Expired - Fee Related CN101916709B (en) | 2010-08-22 | 2010-08-22 | High-power and high-lighting effect T8 fluorescent lamp |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679242A (en) * | 2012-04-27 | 2012-09-19 | 上海合鸣照明电器有限公司 | Pure three-color fluorescent powder plant illumination supplement lamp and manufacturing method thereof |
| CN102766460A (en) * | 2012-07-31 | 2012-11-07 | 黄山新联电器工业有限公司 | Phosphor composition and fluorescent lamp tube |
| CN103730326A (en) * | 2014-01-07 | 2014-04-16 | 戴建国 | Ceramic nanometer lamp |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5350971A (en) * | 1993-02-18 | 1994-09-27 | Samsung Electron Devices Co., Ltd. | Blue-emitting phosphor for use in fluorescent lamps and fluorescent lamp employing the same |
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2010
- 2010-08-22 CN CN2010102600670A patent/CN101916709B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5350971A (en) * | 1993-02-18 | 1994-09-27 | Samsung Electron Devices Co., Ltd. | Blue-emitting phosphor for use in fluorescent lamps and fluorescent lamp employing the same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102679242A (en) * | 2012-04-27 | 2012-09-19 | 上海合鸣照明电器有限公司 | Pure three-color fluorescent powder plant illumination supplement lamp and manufacturing method thereof |
| CN102766460A (en) * | 2012-07-31 | 2012-11-07 | 黄山新联电器工业有限公司 | Phosphor composition and fluorescent lamp tube |
| CN103730326A (en) * | 2014-01-07 | 2014-04-16 | 戴建国 | Ceramic nanometer lamp |
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| Publication number | Publication date |
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| CN101916709B (en) | 2011-09-21 |
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