CN104061556A - Heat-dissipating luminous decay-proof mixed gas in LED (Light-Emitting Diode) lamp - Google Patents
Heat-dissipating luminous decay-proof mixed gas in LED (Light-Emitting Diode) lamp Download PDFInfo
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- CN104061556A CN104061556A CN201410285207.8A CN201410285207A CN104061556A CN 104061556 A CN104061556 A CN 104061556A CN 201410285207 A CN201410285207 A CN 201410285207A CN 104061556 A CN104061556 A CN 104061556A
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- oxygen
- heat
- led lamp
- led
- helium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
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- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
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Abstract
The invention discloses heat-dissipating luminous decay-proof mixed gas in an LED (Light-Emitting Diode) lamp. The mixed gas is formed by mixing helium and oxygen at the normal temperature in the volume ratio of 99.5:0.5-85:15, or mixing inertia heat-conducting gas and oxygen, wherein the inertia heat-conducting gas is formed by mixing helium and other heat-conducting gases which do not react with oxygen at the normal temperature; at the normal temperature, the volume ratio of the inertia heat-conducting gas to oxygen is 99.5:0.5-85:15. The enclosed cavity of the LED lamp is filled with oxygen-containing mixed gas instead of helium, hydrogen or mixed gas of helium and hydrogen in the prior art, so that the blackening phenomenon of an LED chip disappears when the LED lamp emits light after being turned on, the luminous decay phenomenon disappears, and the service life of the LED lamp is greatly prolonged.
Description
Technical field
The invention belongs to the technical field of LED electricity-saving lamp, especially relevant with the heat radiation preventing light attenuation mist composition being filled with in the enclosed cavity of LED lamp.
Technical background
In prior art, have a kind of LED lamp, comprise printing opacity cell-shell, lamp holder, drive circuit and LED light source plate, drive circuit is arranged in lamp holder or printing opacity cell-shell; Printing opacity cell-shell is located on lamp holder, is provided with the stem stem of setting in printing opacity cell-shell, and printing opacity cell-shell and stem stem form enclosed cavity at sealed bottom, falling heat-transfer gas (as helium, hydrogen or helium hydrogen mixed gas etc.) in enclosed cavity; LED light source plate is fixed on stem stem, and the series LED chip on LED light source plate is electrically connected with drive circuit and lamp holder.When this LED lamp electrified light emitting, the heat that LED chip produces is through stem stem, heat-conducting gas and the heat radiation of printing opacity cell-shell, and radiating effect increases.
But the LED lamp of this structure in use for some time, there will be blackout phenomenon on LED chip, cause serious light decay, directly affects the service life of LED lamp.To this, the inventor carefully analyzes, and finds to change the heat-conducting gas being filled with in LED lamp, can solve LED chip blackout and light decay phenomenon, and the composition of heat-conducting gas is conducted in-depth research, and this case produces thus.
Summary of the invention
The object of the present invention is to provide the preventing light attenuation mist that dispels the heat in a kind of LED lamp, to avoid LED chip blackout and light decay phenomenon, extend the service life of LED lamp.
In order to reach above-mentioned purpose, technical scheme of the present invention is:
The preventing light attenuation mist that dispels the heat in a kind of LED lamp, by helium (He) and oxygen (O
2) mix, wherein: by normal temperature (25 DEG C) lower volume ratio, Hai Qi ︰ oxygen is 99.5 ︰ 0.5～85 ︰ 15.
Preventing light attenuation mist dispels the heat in a kind of LED lamp, formed by inert heat-conducting gas and oxygen mix, inert heat-conducting gas is to be mixed by the heat-conducting gas not reacting with oxygen under helium (He) and other normal temperature, wherein: by normal temperature (25 DEG C) lower volume ratio, inert heat conduction gas ︰ oxygen is 99.5 ︰ 0.5～85 ︰ 15.
Adopt after such scheme, in LED lamp enclosed cavity, be filled with the mist that the present invention contains oxygen, replace helium of the prior art, hydrogen or helium hydrogen mixed gas, in the time of LED lamp electrified light emitting, LED chip blackout phenomenon disappears, light decay phenomenon is eliminated thereupon, and greatly extend the service life of LED lamp.
Brief description of the drawings
Fig. 1 is embodiment mono-, and the luminous flux that non-tight is inflated conventional LED lamp maintains curve map;
Fig. 2 is embodiment bis-, and the luminous flux of sealing inflation (pure helium) LED lamp maintains curve map;
Fig. 3 is embodiment bis-, and LED chip surface color deepens photo;
Fig. 4 is embodiment bis-, fluorescent powder silica gel surface stain photo;
Fig. 5 is normal untapped LED chip surface picture;
Fig. 6 is normal untapped fluorescent powder silica gel surface picture;
Fig. 7 is that the luminous flux of sealing inflation (be filled with pure helium and light a lamp after 312h, more again vacuumize be filled with mist normal volume of the present invention than: Hai Qi ︰ oxygen=97% ︰ 3%) LED lamp maintains curve map;
Fig. 8 is embodiment tri-, and LED chip surface color recovers photo;
Fig. 9 is embodiment tri-, fluorescent powder silica gel surface recovery photo;
Figure 10 is embodiment tetra-, and the luminous flux of sealing inflation (mist normal volume of the present invention is than: Hai Qi ︰ oxygen=97% ︰ 3%) LED lamp maintains curve map;
Figure 11 is embodiment five, and the luminous flux of sealing inflation (the improper volume ratio: Hai of mist of the present invention Qi ︰ oxygen=99.9% ︰ 0.1%) LED lamp maintains curve map;
Figure 12 is embodiment six, and the luminous flux of sealing inflation (the improper volume ratio: Hai of mist of the present invention Qi ︰ oxygen=80% ︰ 20%) LED lamp maintains curve map.
Detailed description of the invention
The preventing light attenuation mist that dispels the heat in a kind of LED lamp that the present invention discloses, by helium (He) and oxygen (O
2) mix, wherein: be 99.5 ︰ 0.5～85 ︰ 15 by 25 DEG C of lower volume ratio Hai Qi ︰ oxygen of normal temperature, or formed by inert heat-conducting gas and oxygen mix, inert heat-conducting gas is to be mixed by the heat-conducting gas not reacting with oxygen under helium and other normal temperature, wherein: by normal temperature (25 DEG C) lower volume than, inert heat conduction gas ︰ oxygen is 99.5 ︰ 0.5～85 ︰ 15, the heat-conducting gas not reacting with oxygen under other normal temperature of what is called can be nitrogen (N
2) and carbon dioxide (CO
2) etc., can converse by the amount of oxygen like this amount of air, add air to replace oxygen, effect is similar.
Embodiment mono-
The luminous flux that non-tight is inflated conventional LED lamp maintains data (referring to Fig. 1)
| Time (hour) | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 |
| Lux maintenance | 99.87% | 100.24% | 100.19% | 100.02% | 100.14% | 99.99% | 100.02% | 99.94% |
| Time (hour) | 216 | 240 | 264 | 288 | 312 | 336 | 360 | 384 |
| Lux maintenance | 99.96% | 99.89% | 99.91% | 99.86% | 99.85% | 99.87% | 99.83% | 99.81% |
| Time (hour) | 408 | 432 | 456 | 480 | 504 | 552 | 600 | 648 |
| Lux maintenance | 99.79% | 99.79% | 99.81% | 99.83% | 99.76% | 99.73% | 99.81% | 99.73% |
| Time (hour) | 696 | 744 | 792 | 840 | 888 | 936 | 984 | |
| Lux maintenance | 99.68% | 99.71% | 99.69% | 99.72% | 99.71% | 99.67% | 99.65% |
Embodiment bis-
The luminous flux of sealing inflation (pure helium) LED lamp maintains data (referring to Fig. 2)
| Time (hour) | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 |
| Lux maintenance | 99.20% | 98.88% | 97.14% | 96.96% | 94.81% | 93.77% | 91.84% | 88.71% |
| Time (hour) | 216 | 240 | 264 | 288 | 312 | 336 | 360 | 384 |
| Lux maintenance | 85.88% | 83.94% | 81.76% | 79.68% | 77.94% | 75.26% | 74.01% | 72.15% |
| Time (hour) | 408 | 432 | 456 | 480 | 504 | 552 | 600 | 648 |
| Lux maintenance | 70.69% | 68.75% | 67.03% | 64.99% | 62.59% | 61.09% | 59.64% | 57.86% |
| Time (hour) | 696 | 744 | 792 | 840 | 888 | 936 | 984 | |
| Lux maintenance | 56.14% | 54.29% | 52.38% | 50.89% | 51.12% | 50.64% | 50.47% |
Producing the lower reason of luminous flux sustainment rate, is to have produced melanism between LED chip surface and fluorescent powder silica gel, referring to Fig. 3 and Fig. 4, and does not normally use the color on LED chip surface and fluorescent powder silica gel surface referring to shown in Fig. 5 and Fig. 6.
Embodiment tri-
The luminous flux of sealing inflation (be filled with pure helium and light a lamp after 312h, more again vacuumize be filled with this patent mist normal volume than: Hai Qi ︰ oxygen=97% ︰ 3%) LED lamp maintains data (referring to Fig. 7)
| Time (hour) | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 |
| Lux maintenance | 98.96% | 97.85% | 96.05% | 94.53% | 92.28% | 90.89% | 89.59% | 88.24% |
| Time (hour) | 216 | 240 | 264 | 288 | 312 | 336 | 360 | 384 |
| Lux maintenance | 86.59% | 84.17% | 82.34% | 79.95% | 76.89% | 97.81% | 100.09% | 100.12% |
| Time (hour) | 408 | 432 | 456 | 480 | 504 | 552 | 600 | 648 |
| Lux maintenance | 100.09% | 100.13% | 99.97% | 100.06% | 99.98% | 100.03% | 100.08% | 99.99% |
| Time (hour) | 696 | 744 | 792 | 840 | 888 | 936 | 984 | |
| Lux maintenance | 100.03% | 99.95% | 99.92% | 99.97% | 99.98% | 99.94% | 100.01% |
Remarks: again vacuumize again and be filled with mist normal volume of the present invention than after: Hai Qi ︰ oxygen=97% ︰ 3%, melanism between LED chip surface and fluorescent powder silica gel disappears, shown in Fig. 8 and Fig. 9, thereby the luminous flux of LED lamp maintains data recovery normally.
Embodiment tetra-
The luminous flux of sealing inflation (mist normal volume of the present invention is than: Hai Qi ︰ oxygen=97% ︰ 3%) LED lamp maintains data (referring to Figure 10)
| Time (hour) | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 |
| Lux maintenance | 100.74% | 100.39% | 100.06% | 100.77% | 100.68% | 100.47% | 100.37% | 100.61% |
| Time (hour) | 216 | 240 | 264 | 288 | 312 | 336 | 360 | 384 |
| Lux maintenance | 100.57% | 100.48% | 100.56% | 100.69% | 100.65% | 100.77% | 100.64% | 100.48% |
| Time (hour) | 408 | 432 | 456 | 480 | 504 | 552 | 600 | 648 |
| Lux maintenance | 100.32% | 100.41% | 100.38% | 100.34% | 100.29% | 100.31% | 100.27% | 100.21% |
| Time (hour) | 696 | 744 | 792 | 840 | 888 | 936 | 984 | |
| Lux maintenance | 100.29% | 100.23% | 100.24% | 100.19% | 100.24% | 100.19% | 100.23% |
Remarks: the mist that the present invention is contained to oxygen is filled with in LED lamp enclosed cavity, and it is normal that the luminous flux of LED lamp maintains data.
Embodiment five
The luminous flux of sealing inflation (the improper volume ratio: Hai of this patent mist Qi ︰ oxygen=99.9% ︰ 0.1%) LED lamp maintains data (referring to Figure 11)
| Time (hour) | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 |
| Lux maintenance | 100.12% | 100.14% | 100.01% | 99.97% | 99.46% | 98.88% | 99.32% | 98.83% |
| Time (hour) | 216 | 240 | 264 | 288 | 312 | 336 | 360 | 384 |
| Lux maintenance | 98.14% | 98.75% | 97.42% | 96.59% | 92.84% | 84.95% | 81.20% | 79.9% |
| Time (hour) | 408 | 432 | 456 | 480 | 504 | 552 | 600 | 648 |
| Lux maintenance | 78.96% | 77.86% | 76.85% | 75.84% | 73.20% | 72.40% | 69.83% | 67.91% |
| Time (hour) | 696 | 744 | 792 | 840 | 888 | 936 | 984 | |
| Lux maintenance | 65.89% | 66.12% | 65.81% | 65.79% | 66.04% | 65.16% | 66.12% |
Remarks: the LED lamp luminous flux sustainment rate reason faster that declines of lighting a lamp after 300h is, after amount of oxygen is very few, cause one period of work, and oxygen expenditure totally, occurs the similar pure helium phenomenon of filling.
Embodiment six
The luminous flux of sealing inflation (the improper volume ratio: Hai of mist of the present invention Qi ︰ oxygen=80% ︰ 20%) LED lamp maintains data (referring to Figure 12)
| Time (hour) | 24 | 48 | 72 | 96 | 120 | 144 | 168 | 192 |
| Lux maintenance | 100.56% | 100.15% | 100.06% | 100.12% | 99.95% | 99.86% | 99.91% | 99.34% |
| Time (hour) | 216 | 240 | 264 | 288 | 312 | 336 | 360 | 384 |
| Lux maintenance | 99.27% | 98.56% | 98.12% | 98.01% | 97.64% | 97.28% | 96.91% | 95.5% |
| Time (hour) | 408 | 432 | 456 | 480 | 504 | 552 | 600 | 648 |
| Lux maintenance | 95.12% | 95.03% | 94.26% | 94.02% | 93.89% | 93.06% | 92.58% | 92.26% |
| Time (hour) | 696 | 744 | 792 | 840 | 888 | 936 | 984 | |
| Lux maintenance | 91.12% | 90.14% | 89.06% | 88.96% | 88.04% | 86.79% | 85.92% |
Remarks: the LED lamp luminous flux sustainment rate reason faster that declines of lighting a lamp after 300h is, oxygen fills after excessive and causes LED light source operating temperature too high, and Ts exceedes 120 degrees Celsius.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present invention.
Claims (2)
1. the preventing light attenuation mist that dispels the heat in LED lamp, is characterized in that: formed by helium and oxygen mix, wherein: by 25 DEG C of lower volume ratios of normal temperature, helium gas ︰ oxygen is 99.5 ︰ 0.5～85 ︰ 15.
2. preventing light attenuation mist dispels the heat in a LED lamp, it is characterized in that: formed by inert heat-conducting gas and oxygen mix, inert heat-conducting gas is to be mixed by the heat-conducting gas not reacting with oxygen under helium and other normal temperature, wherein: by 25 DEG C of lower volume ratios of normal temperature, inert heat conduction gas ︰ oxygen is 99.5 ︰ 0.5～85 ︰ 15.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410285207.8A CN104061556A (en) | 2014-06-24 | 2014-06-24 | Heat-dissipating luminous decay-proof mixed gas in LED (Light-Emitting Diode) lamp |
| PCT/CN2015/082069 WO2015196963A1 (en) | 2014-06-24 | 2015-06-23 | Rapid heat dissipation luminous decay-proof mixed gas and integrated heat dissipation led lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410285207.8A CN104061556A (en) | 2014-06-24 | 2014-06-24 | Heat-dissipating luminous decay-proof mixed gas in LED (Light-Emitting Diode) lamp |
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| Publication Number | Publication Date |
|---|---|
| CN104061556A true CN104061556A (en) | 2014-09-24 |
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| CN201410285207.8A Pending CN104061556A (en) | 2014-06-24 | 2014-06-24 | Heat-dissipating luminous decay-proof mixed gas in LED (Light-Emitting Diode) lamp |
Country Status (2)
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| CN (1) | CN104061556A (en) |
| WO (1) | WO2015196963A1 (en) |
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| WO2015196963A1 (en) * | 2014-06-24 | 2015-12-30 | 厦门萤火虫节能科技有限公司 | Rapid heat dissipation luminous decay-proof mixed gas and integrated heat dissipation led lamp |
| CN107062014A (en) * | 2017-05-10 | 2017-08-18 | 浙江英特来光电科技有限公司 | A kind of LED filament bulb lamp with high lux maintenance |
| CN107830424A (en) * | 2017-10-11 | 2018-03-23 | 佛山电器照明股份有限公司 | A kind of LED bulb |
| CN107869655A (en) * | 2017-10-11 | 2018-04-03 | 佛山电器照明股份有限公司 | A kind of LED filament bulb |
| CN108488639A (en) * | 2018-03-19 | 2018-09-04 | 佛山电器照明股份有限公司 | A kind of LED light source and the LED bulb based on the LED light source |
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| CN201206815Y (en) * | 2008-05-23 | 2009-03-11 | 富准精密工业(深圳)有限公司 | LED lamp with heat radiation structure |
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| CN104061556A (en) * | 2014-06-24 | 2014-09-24 | 厦门市东林电子有限公司 | Heat-dissipating luminous decay-proof mixed gas in LED (Light-Emitting Diode) lamp |
-
2014
- 2014-06-24 CN CN201410285207.8A patent/CN104061556A/en active Pending
-
2015
- 2015-06-23 WO PCT/CN2015/082069 patent/WO2015196963A1/en active Application Filing
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| WO2015196963A1 (en) * | 2014-06-24 | 2015-12-30 | 厦门萤火虫节能科技有限公司 | Rapid heat dissipation luminous decay-proof mixed gas and integrated heat dissipation led lamp |
| CN107062014A (en) * | 2017-05-10 | 2017-08-18 | 浙江英特来光电科技有限公司 | A kind of LED filament bulb lamp with high lux maintenance |
| CN107830424A (en) * | 2017-10-11 | 2018-03-23 | 佛山电器照明股份有限公司 | A kind of LED bulb |
| CN107869655A (en) * | 2017-10-11 | 2018-04-03 | 佛山电器照明股份有限公司 | A kind of LED filament bulb |
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| CN109882748A (en) * | 2017-12-05 | 2019-06-14 | 福建永德吉灯业股份有限公司 | A kind of low light attenuation LED glass ball bulb lamp |
| CN108488639A (en) * | 2018-03-19 | 2018-09-04 | 佛山电器照明股份有限公司 | A kind of LED light source and the LED bulb based on the LED light source |
| CN109163317A (en) * | 2018-07-27 | 2019-01-08 | 五邑大学 | A method of the heat dissipation of LED filament lamp and luminescent properties are improved with helium |
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| WO2015196963A1 (en) | 2015-12-30 |
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Owner name: XIAMEN YINGHUOCHONG ENERGY SAVING TECHNOLOGY CO., Free format text: FORMER OWNER: DONGLIN ELECTRONICS CO., LTD., XIAMEN CITY Effective date: 20141029 |
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Effective date of registration: 20141029 Address after: Haicang District of Xiamen City, Fujian province 361000 Dongfu Road No. 2881 Daxi engineering plastics plant 1-5 layer 14# project Applicant after: XIAMEN FIREFLY ENERGY SCIENCE AND TECHNOLOGY CO., LTD. Address before: 361000, firefly building, 1000 north two road, Huli District, Fujian, Xiamen, Qishan Applicant before: Donglin Electronics Co., Ltd., Xiamen City |
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Application publication date: 20140924 |