CN103234132A - Light-emitting diode (LED) bulb lamp - Google Patents
Light-emitting diode (LED) bulb lamp Download PDFInfo
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- CN103234132A CN103234132A CN201310183273XA CN201310183273A CN103234132A CN 103234132 A CN103234132 A CN 103234132A CN 201310183273X A CN201310183273X A CN 201310183273XA CN 201310183273 A CN201310183273 A CN 201310183273A CN 103234132 A CN103234132 A CN 103234132A
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- mount pad
- ring
- guide rail
- port
- led bulb
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- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 15
- 238000009434 installation Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 description 8
- 230000005855 radiation Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a light-emitting diode (LED) bulb lamp. A radiating casing in the LED bulb lamp comprises a hollow annular fin group, a first port and a second port, wherein the hollow annular fin group is formed by at least three fins evenly distributed on a circumference at intervals, and the first port and the second port extend out from two ends of the radiating casing. The first port and the second port are respectively combined with a first annular guide rail in a lamp holder installation base and a second annular guide rail in a lamp shade installation base in a sleeved mode through a first ball and a second ball, so that the radiating casing can rotate along the lamp holder installation base and the lamp shade installation base. During working of the LED bulb lamp, air in the radiating casing is heated by an LED chip, the hot air rises up, a radiating casing group can be pushed to rotate along the first annular guide rail and the second annular guide rail by utilizing the air heat convection theory, air flowing is accelerated, and natural radiating is combined with air cooling forced radiating, so that the radiating effect is enhanced. Gaps are reserved among adjacent fins of the annular fin group, so that the radiating casing is of an opened structure, and the heat can be radiated conveniently.
Description
Technical field
The invention belongs to the LED lighting technical field, be specifically related to a kind of LED bulb lamp.
Background technology
The English full name of LED(is: Light Emitting Diode is translated into: light emitting diode) be a kind of solid semiconductor device, can directly convert electrical energy into luminous energy.LED has the characteristics such as short, that reference color temperature is wide, luminous intensity is high, luminous efficiency is high, anti-seismic performance is good that postpone of lighting as illuminating source.
Be the LED lamp of light source with LED, its domestic standard life-span was 6-10 ten thousand hours, far above 8000 hours of common energy-saving lamp.Therefore, LED lamp, particularly high-powered LED lamp begin extensively to appear at various occasions as the substitute products of incandescent lamp, electricity-saving lamp.
When LED lights, except the electric weight that consumes as visible light, other electric weight has all converted heat energy to, but because the LED package area is little, few by the heat radiation of convection current and radiation, thereby in minimum volume generation high heat, and the hear resistance of LED is very poor, and a large amount of heat accumulations can cause the deterioration of chip, has had a strong impact on luminescent properties and the service life of LED lamp, therefore, good performance of heat dissipation is the assurance of LED lamp excellent properties.
For commercial LED, because a heat dissipation design of its chip encapsulation is fixing, can't change during use, when therefore using as illuminating source, just need carry out the design of secondary heat sink conception according to real work situation and the condition of work at scene.
The design of secondary heat sink conception is mainly with LED lamp housing or conducting strip natural heat dissipation and use two kinds of radiator heat-dissipations in the prior art.The radiating effect of housing natural heat dissipation scheme is limited, mainly is applicable to low-power LED lamp.Use the LED lamp radiating effect of radiator better, be applicable to that the heat spreader structures of LED lamp has fan, heat pipe, temperature-uniforming plate, micro-channel heat sink and semiconductor refrigeration radiating device etc.
The complex manufacturing technology of heat pipe, temperature-uniforming plate, micro-channel heat sink and semiconductor refrigeration radiating device in the above-mentioned secondary heat sink conception, the required precision height, in the LED lamp, use less, in the prior art mainly based on LED lamp housing or conducting strip natural heat dissipation and fan heat radiation.
Chinese patent CN201401764Y discloses a kind of high-power LED lamp structure that has fan, comprise the great power LED illuminator, be used for the fixedly metal substrate and the radiator that is connected with metal substrate of great power LED illuminator, metal substrate is arranged at the front end of radiator, described radiator is the tubular body that is provided with the hollow tube chamber, described cavity inner wall arranges a heat radiation venthole at least, and fan is fixed in the center of radiator tail end.Wherein said radiator outer toroid is provided with some radiating fins.The LED lamp of this patent disclosure conductive structure and radiator structure branch are arranged, number of elements is many, complex structure; The radiator that at first uses a metal substrate and be connected with metal substrate is derived the heat of LED illuminator, goes out area in order to increase thermal conductance, and the radiator volume of designed cavity fin structure is big, structure and complex manufacturing technology; Re-using the fan air blast cooling heat radiation that is arranged on described radiator tail end distributes heat.And this radiator structure is equipped with fan, and power consumption is big, only is applicable to the LED lamp that great power LED is installed, in, use can to a certain degree reduce luminous efficiency in the low power LED lamp.
Summary of the invention
For this reason, to be solved by this invention is LED bulb lamp radiator structure complicated technology problem in the prior art, and a kind of LED bulb lamp of simple in structure and good heat dissipation effect is provided.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of LED bulb lamp of the present invention, comprise radiating shell 1, lamp holder mount pad 2, lampshade mount pad 3, by secure component be fixed on described lamp holder mount pad 2 lower ends lamp holder 4, chip set 5, be arranged on the lampshade 6 on the described lampshade mount pad 3, by screw 52 be arranged on the chip set 5 that screw 33 on the described lampshade mount pad 3 will be provided with led chip 51 and be anchored on described lampshade mount pad 3 near a side of described lampshades 6; Described radiating shell 1 further comprises the hollow ring fins set that is intervally arranged and forms by at equally distributed at least 3 fins 11 of circumference, from extended first port one 3 in described radiating shell 1 two ends and second port one 4; Described lamp holder mount pad 2 comprises first ring-shaped guide rail 22, lampshade mount pad 3 comprises second ring-shaped guide rail 32, described first port one 3, second port one 4 make described radiating shell 1 to rotate along described lamp holder mount pad 2 and described lampshade mount pad 3 respectively by first ball 21, second ball 31 and described first ring-shaped guide rail 22 and described second ring-shaped guide rail, 33 phase fits.
Described first port one, 3 inner edges are provided with for the motor drive disk assembly 12 that connects rotor.
The ratio of the height of the internal diameter of described first ring-shaped guide rail 22 and described radiating shell 1 is 1:1-1:5.
The internal diameter of described first ring-shaped guide rail 22 is less than or equal to the internal diameter of described second ring-shaped guide rail 32.
The blade-section of described fin 11 stretches into the inside of described ring fin group 1.
Described fin 11 is obliquely installed with respect to the axis of described ring fin group.
Described fin 11 length-width ratios are 3:1～11:1.
Described fin 11 length-width ratios are preferably 4:1～8:1.
Described radiating shell 1, described lamp holder mount pad 2, described lampshade mount pad 3, described chip set 5, described first ball 21, described second ball 31 are the metal member made.
Described metal is aluminium.
Technique scheme of the present invention has the following advantages compared to existing technology:
1, LED bulb lamp structure of the present invention is simpler, and wherein radiating shell 1 comprises the hollow ring fins set that is intervally arranged and forms by at equidistributed at least 3 fins 11 of circumference, from extended first port one 3 in described radiating shell 1 two ends and second port one 4; Described lamp holder mount pad 2 comprises first ring-shaped guide rail 22, lampshade mount pad 3 comprises second ring-shaped guide rail 32, described first port one 3, second port one 4 make described radiating shell 1 rotate along described lamp holder mount pad 2 and described lampshade mount pad 3 respectively by first ball 21, second ball 31 and described first ring-shaped guide rail 22 and described second ring-shaped guide rail, 32 phase fits; Described led chip support 5 is fastened on the inner edge of described second ring-shaped guide rail 32 by screw 52, and the heat that can effectively led chip 51 be given out is derived, and has increased the natural heat dissipation function.In the LED bulb lamp course of work, described radiating shell 1 inner air is heated by led chip, hot-air rises, utilize the air thermal convection principle, can promote the ring fin group and rotate along described first ring-shaped guide rail 22 and described second ring-shaped guide rail 32, play the fan effect, make heat conduction and radiator structure combine, strengthened radiating effect, and structure is simpler, compact.Described ring fin group is formed by being intervally arranged at equidistributed at least 3 fins 11 of circumference, and namely 11 of adjacent described fins retain the space, makes that described radiating shell 1 is the structure of an opening, is convenient to heat more and sheds.
2, first port one, 3 inner edges described in a kind of LED bulb lamp of the present invention are provided with for the motor drive disk assembly 12 that connects rotor, if LED power is bigger, can in lamp holder mount pad 2, motor be installed, transmission by motor drive disk assembly 12, accelerate the rotating speed of described radiating shell 1, to strengthen radiating effect, make described radiating shell be applicable to high-power LED lamp, applied widely; And motor size is less, can effectively reduce the volume of described LED bulb lamp.
3, a kind of LED bulb lamp of the present invention, the ratio of the height of the internal diameter of described first ring-shaped guide rail 22 and described radiating shell 1 is 1:1～1:5, the internal diameter of described first ring-shaped guide rail 22 is less than or equal to the internal diameter of described second ring-shaped guide rail 32, the described radiating shell 1 structure cross-ventilation of being more convenient for makes radiating shell 1 easier rotation.
4, the inside that a kind of LED bulb lamp of the present invention, the blade-section of described fin 11 stretch into described radiating shell 1 arranges, and makes described radiating shell 1 outer surface be smooth surface; Described fin 11 is obliquely installed with respect to the axis of described ring fin group, make fins set be turbine-like, easilier under the cross-ventilation effect, rotate, and this structure makes that described shell structure is compacter, when guaranteeing efficiently radiates heat, reduced the volume of radiating shell 1.
5, a kind of LED bulb lamp of the present invention, described fin 11 length-width ratios are 3:1～11:1, preferred 4:1～8:1 when guaranteeing the wind-cooling heat dissipating effect, has effectively guaranteed bigger area of dissipation, has strengthened the heat dispersion of described housing.
6, a kind of LED bulb lamp of the present invention, described radiating shell 1, described lamp holder mount pad 2, described lampshade mount pad 3, described chip set 5, described first ball 21, described second ball 31 are the metal member made, preferred aluminium part, thermal conductance is effective, and cost of material is low.
Description of drawings
Content of the present invention is easier clearly to be understood in order to make, and below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of bulb lamp that one embodiment of the invention provides;
Fig. 2 is the structural representation of fin described in Fig. 1;
Fig. 3 is the structural representation of fin described in the other embodiments of the invention;
Reference numeral is expressed as among the figure: 1-radiating shell, 11-fin, 111-installing hole, 12-motor drive disk assembly, 13-first port, 14-second port, 2-lamp holder mount pad, 21-first ball, 22-first guide rail, 23-air inlet, 3-lampshade mount pad, 31-second ball, 32-second guide rail, 33-screw, 4-lamp holder, 5-chip set, 51-LED chip, 52-screw, 6-lampshade.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
The described a kind of LED bulb lamp of present embodiment, as shown in Figure 1, comprise radiating shell 1, lamp holder mount pad 2, lampshade mount pad 3, by secure component be fixed on described lamp holder mount pad 2 lower ends lamp holder 4, chip set 5, be arranged on the lampshade 6 on the described lampshade mount pad 3, by screw 52 be arranged on the chip set 5 that screw 33 on the described lampshade mount pad 3 will be provided with led chip 51 and be anchored on described lampshade mount pad 3 near a side of described lampshades 6.
Lamp holder described in the present embodiment 4 is fixed on described lamp holder mount pad 2 lower ends by screw, and as convertible embodiment, described lamp holder 4 can also or be fixed in described lamp holder mount pad 2 lower ends by gluing.
Lampshade described in the present embodiment 6 is fastened on described lampshade mount pad 3 one ends by external screw thread, and as convertible embodiment, described lampshade 6 can also or be fixed at described lampshade mount pad 3 one ends by gluing.
Radiating shell described in the present embodiment 1 comprises the hollow ring fins set that is intervally arranged and forms by at equally distributed 32 fins 11 of circumference, from extended first port one 3 in described radiating shell 1 two ends and second port one 4; Described lamp holder mount pad 2 comprises first ring-shaped guide rail 22, lampshade mount pad 3 comprises second ring-shaped guide rail 32, described first port one 3, second port one 4 make described radiating shell 1 to rotate along described lamp holder mount pad 2 and described lampshade mount pad 3 respectively by first ball 21, second ball 31 and described first ring-shaped guide rail 22 and described second ring-shaped guide rail, 32 phase fits.In the LED bulb lamp course of work, described radiating shell 1 inner air is heated by led chip, hot-air rises, utilize the air thermal convection principle, when hot-air outwards distributes, by the slip effect of first ball 21 and second ball 31, can promote the ring fin group rotates along described first ring-shaped guide rail 22 and described second ring-shaped guide rail 32, play the fan effect, make described heat conduction and heat radiation to be combined with air-cooled forced heat radiation, strengthened radiating effect.Also be provided with air inlet 23 on the described lamp holder mount pad 2, be used for replenishing of cold air.Described ring fin group is formed by being intervally arranged at the equally distributed fin 11 of circumference, and namely 11 spaces that retain a fin thickness of adjacent described fin make that described radiating shell 1 is the structure of an opening, are convenient to heat more and shed.
In other embodiments of the invention, described ring fin group is formed by being intervally arranged at equally distributed at least 3 fins 11 of circumference, and 11 of adjacent fins retain certain space, all can reach purpose of the present invention, belongs to protection scope of the present invention.
The structure of fin described in the present embodiment 11 curved-surface structure as shown in Figure 2, fin 11 two ends are provided with installing hole 111, make fin 11 to install and form annular fins set; During installation, the axis of the described relatively ring fin group of all described fins 11 is with the axis line setting in the shape of a spiral of inclined setting or described relatively ring fin group 1 in the described ring fin group, make fins set be turbine-like, easilier under the cross-ventilation effect, rotate, and this structure makes that described shell structure is compacter, when guaranteeing efficiently radiates heat, reduced the volume of radiating shell 1.In other embodiments of the invention, the curved-surface structure that the structure of described fin 11 can also be as shown in Figure 3, at this moment, the tubular that is shaped as hollow of described ring fin group all can realize purpose of the present invention, belongs to protection scope of the present invention.
Described first port one, 3 inner edges are provided with transmission gear for electric motor 12, bigger as if LED power, can in lamp holder mount pad 2, motor be installed, transmission by motor drive disk assembly 12, accelerate the rotating speed of described radiating shell 1, to strengthen radiating effect, make described radiating shell be applicable to high-power LED lamp, applied widely; Described led chip support 5 is fastened on the inner edge of described second ring-shaped guide rail 32 by screw 52, and the heat that can effectively led chip 51 be given out effectively is delivered to described radiating shell 1, has increased the heat conduction and heat radiation function.
In the present embodiment, the ratio of the height of the internal diameter of described first ring-shaped guide rail 22 and described ring fin group 1 is 1:2, and the internal diameter ratio of the internal diameter of described first ring-shaped guide rail 22 and described second ring-shaped guide rail 32 is 1:1.2.Ratio at the height of the internal diameter of first ring-shaped guide rail 22 described in the other embodiments of the invention and described ring fin group is 1:1～1:5, and the internal diameter of described first ring-shaped guide rail 22 is less than or equal to the internal diameter of described second ring-shaped guide rail 32; Bell or the tubular construction that this ratio the is brought cross-ventilation of being more convenient for makes described radiating shell 1 easier rotation, and therefore, these embodiment all can realize purpose of the present invention, belong to protection scope of the present invention.
The blade-section of the described fin 11 of present embodiment stretches into the inside of described radiating shell 1, makes described radiating shell 1 outer surface be smooth surface, makes that described shell structure is compacter, when guaranteeing efficiently radiates heat, has reduced the volume of radiating shell 1.
Described fin 11 length-width ratios of present embodiment are 5:1, when guaranteeing the wind-cooling heat dissipating effect, make the efficiently radiates heat area maximum of fin 11, have strengthened the heat dispersion of described housing.Be 3:1～11:1 in 11 length-width ratios of fin described in the other embodiments of the invention, all can realize purpose of the present invention, belong to protection scope of the present invention.
The described a kind of LED bulb lamp of present embodiment, described radiating shell 1, described lamp holder mount pad 2, described lampshade mount pad 3, described chip set 5, described first ball 21, described second ball 31 are the metal member made, preferred aluminium part, thermal conductance is effective, and cost of material is low.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among protection scope of the present invention.
Claims (10)
1. LED bulb lamp, comprise radiating shell (1), lamp holder mount pad (2), lampshade mount pad (3), by secure component be fixed on described lamp holder mount pad (2) lower end lamp holder (4), chip set (5), be arranged on the lampshade (6) on the described lampshade mount pad (3), by screw (52) be arranged on the chip set (5) that screw (33) on the described lampshade mount pad (3) will be provided with led chip (51) and be anchored on described lampshade mount pad (3) near a side of described lampshade (6); It is characterized in that: described radiating shell (1) further comprises the hollow ring fins set that is intervally arranged and forms by at equally distributed at least 3 fins of circumference (11), from described radiating shell (1) extended first ports in two ends (13) and second port (14); Described lamp holder mount pad (2) comprises first ring-shaped guide rail (22), lampshade mount pad (3) comprises second ring-shaped guide rail (32), described first port (13), second port (14) make described radiating shell (1) to rotate along described lamp holder mount pad (2) and described lampshade mount pad (3) respectively by first ball (21), second ball (31) and described first ring-shaped guide rail (22) and described second ring-shaped guide rail (33) phase fit.
2. LED bulb lamp according to claim 1 is characterized in that: described first port (13) inner edge is provided with for the motor attaching parts (12) that connect rotor.
3. LED bulb lamp according to claim 1 and 2, it is characterized in that: the ratio of the height of the internal diameter of described first ring-shaped guide rail (22) and described radiating shell (1) is 1:1～1:5.
4. according to the arbitrary described LED bulb lamp of claim 1-3, it is characterized in that: the internal diameter of described first ring-shaped guide rail (22) is less than or equal to the internal diameter of described second ring-shaped guide rail (32).
5. according to the arbitrary described LED bulb lamp of claim 1-4, it is characterized in that: the blade-section of described fin (11) stretches into the inside of described ring fin group (1).
6. according to the arbitrary described LED bulb lamp of claim 1-5, it is characterized in that: described fin (11) is obliquely installed with respect to the axis of described ring fin group.
7. according to the arbitrary described LED bulb lamp of claim 1-6, it is characterized in that: described fin (11) length-width ratio is 3:1～11:1.
8. LED bulb lamp according to claim 7, it is characterized in that: described fin (11) length-width ratio is 4:1～8:1.
9. according to the arbitrary described LED bulb lamp of claim 1-8, it is characterized in that: described radiating shell (1), described lamp holder mount pad (2), described lampshade mount pad (3), described chip set (5), described first ball (21), described second ball (31) are the metal member made.
10. LED bulb lamp according to claim 9, it is characterized in that: described metal is aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183273.XA CN103234132B (en) | 2013-05-16 | 2013-05-16 | Light-emitting diode (LED) bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183273.XA CN103234132B (en) | 2013-05-16 | 2013-05-16 | Light-emitting diode (LED) bulb lamp |
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| Publication Number | Publication Date |
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| CN103234132A true CN103234132A (en) | 2013-08-07 |
| CN103234132B CN103234132B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310183273.XA Active CN103234132B (en) | 2013-05-16 | 2013-05-16 | Light-emitting diode (LED) bulb lamp |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292288A (en) * | 2013-06-21 | 2013-09-11 | 浙江奥司朗照明电器有限公司 | LED illuminating lamp |
| CN106085165A (en) * | 2016-06-21 | 2016-11-09 | 王建标 | Led |
| CN108561767A (en) * | 2018-03-12 | 2018-09-21 | 浙江永光照明科技有限公司 | A kind of LEDbulb lamp |
| CN109268913A (en) * | 2018-09-30 | 2019-01-25 | 林健夫 | A kind of soft scattering anti-dazzling thermal diffusion super bath of PC flowing |
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| CN202757027U (en) * | 2012-08-23 | 2013-02-27 | 黄钦正 | Lighting lamp for light steel frame |
| CN202852555U (en) * | 2012-10-31 | 2013-04-03 | 深圳市聚作照明股份有限公司 | Convection type light emitting diode (LED) bulb lamp capable of emitting light at wide angle |
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| CN101016983A (en) * | 2007-02-26 | 2007-08-15 | 吕大明 | LED lamp having spiral heat dissipation fin |
| CN102102866A (en) * | 2009-12-17 | 2011-06-22 | 陈世明 | Lamp device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103292288A (en) * | 2013-06-21 | 2013-09-11 | 浙江奥司朗照明电器有限公司 | LED illuminating lamp |
| CN103292288B (en) * | 2013-06-21 | 2015-06-03 | 王成财 | LED illuminating lamp |
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| CN109268913A (en) * | 2018-09-30 | 2019-01-25 | 林健夫 | A kind of soft scattering anti-dazzling thermal diffusion super bath of PC flowing |
| CN109268913B (en) * | 2018-09-30 | 2020-11-13 | 莆田城厢振达宸贸易有限公司 | PC flowing soft scattering anti-dazzling thermal diffusion bathroom heater |
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| Publication number | Publication date |
|---|---|
| CN103234132B (en) | 2015-05-13 |
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Owner name: WANG CHENGCAI Free format text: FORMER OWNER: ZHEJIANG AOSRAN LIGHTING ELECTRICAL EQUIPMENT CO., LTD. Effective date: 20150324 |
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Inventor after: Wang Chengcai Inventor before: Wang Renle |
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Free format text: CORRECT: INVENTOR; FROM: WANG RENLE TO: WANG CHENGCAI |
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Effective date of registration: 20150324 Address after: 325025 Wenzhou Province, Binhai District, Zhejiang, a road, Begonia Road, No. 233, No. fifteen Applicant after: Wang Chengcai Address before: 325025 Wenzhou Province, Binhai District, Zhejiang, a road, Begonia Road, No. 233, No. fifteen Applicant before: ZHEJIANG AOSRAN LIGHTING ELECTRICAL EQUIPMENT Co.,Ltd. |
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Inventor after: Ren Aiguo Inventor before: Wang Chengcai |
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Effective date of registration: 20170323 Address after: Qinglong road 528478 Guangdong city of Zhongshan Province town Henglan Maohui Industrial Zone No. 8 of Patentee after: ZHONGSHAN LIANGJIAN LIGHTING TECHNOLOGY CO.,LTD. Address before: Tianhe District Tong East Road Guangzhou city Guangdong province 510665 B-101 No. 5, room B-118 Patentee before: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Effective date of registration: 20170323 Address after: Tianhe District Tong East Road Guangzhou city Guangdong province 510665 B-101 No. 5, room B-118 Patentee after: GUANGDONG GAOHANG INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: 325025 Wenzhou Province, Binhai District, Zhejiang, a road, Begonia Road, No. 233, No. fifteen Patentee before: Wang Chengcai |