CN104776327A - LED (Light Emitting Diode) lighting source with radiating function, filament lamp and lighting device - Google Patents
LED (Light Emitting Diode) lighting source with radiating function, filament lamp and lighting device Download PDFInfo
- Publication number
- CN104776327A CN104776327A CN201410778692.2A CN201410778692A CN104776327A CN 104776327 A CN104776327 A CN 104776327A CN 201410778692 A CN201410778692 A CN 201410778692A CN 104776327 A CN104776327 A CN 104776327A
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- led
- base bar
- light source
- led illuminator
- illumination light
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- 238000005286 illumination Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 22
- 238000007639 printing Methods 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 230000000630 rising effect Effects 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 20
- 239000000758 substrate Substances 0.000 description 15
- 239000007789 gas Substances 0.000 description 13
- 239000004411 aluminium Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006112 glass ceramic composition Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides an LED (Light Emitting Diode) lighting source with a radiating function, a filament lamp and a lighting device. The LED lighting source comprises a base strip and a plurality of LED luminous bodies arranged on the outer side of the base strip, wherein the LED luminous bodies are arranged around the base strip; a radiating through hole which penetrates through two ends is formed inside the base strip. A hollow base strip structure is adopted, and the heat of the LED luminous bodies is transferred to the base strip by utilizing a principle that air automatically rises up after being heated, so that gas in the radiating through hole automatically rises up after being heated to form rising gas flow, a flowing gas self-circulation is further formed in a closed environment where the LED light source is located, and after the heat of the luminous bodies is transferred to the base strip, an extremely good radiating effect is achieved due to the dissipation of the action of gas flowing. Meanwhile, by the adoption of the hollow base strip structure, the light source is unlikely to bend and more stable.
Description
Technical field
The present invention relates to field of LED illumination, particularly relate to a kind of LED illumination light source, filament lamp and the lighting device with heat sinking function.
Background technology
Namely LED (Lighting Emitting Diode) illumination is LED lighting, is a kind of semiconducting solid luminescent device.It utilizes solid semiconductor chip as luminescent material, release superfluous energy by carrier generation compound in the semiconductors and cause photo emissions, directly send red, yellow, blue, green light, on this basis, utilize the principle of three primary colours, add fluorescent material, the light of the random color such as red, yellow, blue, green, blue or green, orange, purple, white can be sent.LED lamp utilizes LED as the produced ligthing paraphernalia of light source exactly.
In existing LED light device, have owing to there is no placement substrate, cannot install heat conducting element, radiating effect is not good, further, in some cases, because fluorescent material covers outside LED illuminator, be enclosed in further in LED illuminator by heat, the heat that LED illuminator luminescence is produced cannot be shed smoothly, therefore the service life of LED illuminator be also greatly reduced in diameter, and do not reach adopt LED technology this service life had completely.
In the prior art, in order to reach preferably radiating effect, there is scheme as shown in Figure 1, can be the patent of CN103953861A with reference to publication No., wherein, in order to realize heat radiation, which employs three means, first, aluminium base 5 needs to bore a hole on the plate face arranging LED chip 4 of substrate to dispel the heat, second, multiple aluminium base is pieced together the entirety of ring-type, 3rd, aluminium base is installed honeycomb metal radiator 7.Similarly, be in the patents such as CN103486456A and CN202065708U in publication No., be all in a lamp, utilize substrate to enclose a ring-type entirety, and configure radiator structure thereon.
Summary of the invention
The technical problem to be solved in the present invention is when not configuring heat conducting element, how to realize the heat radiation of LED light source.
In order to solve this technical problem, the invention provides 1, a kind of LED silk lamp, comprise bulb housing, lamp socket, stem stem and at least one LED illumination light source, described LED illumination light source includes the base bar of some printing opacities, be located at the some LED illuminator outside described base bar, some described LED illuminator are arranged around described base bar, be provided with in described base bar and run through, the thermal vias at lower two ends, described bulb housing and lamp socket enclose formation internal cavity, described stem stem is located on described lamp socket, each described base bar is installed on described stem stem or lamp socket, by guiding element conducting between described LED illuminator and described stem stem, described LED illumination light source and stem stem are all positioned at described internal cavity, some described base bars are arranged around the axle center of described stem stem.
The center of described thermal vias and the axis parallel of described stem stem.
Described inner chamber is filled with inert gas or liquid.
Described base bar and LED illuminator are provided with fluorescent material, and described fluorescent material at least covers described LED illuminator.
Described fluorescent material covers end face and the lateral surface of described base bar.
Described LED illuminator is strip, and the equal ring of described LED illuminator of each strip is established outside described base bar.
Described LED illuminator is strip, and the described LED illuminator of each strip is all arranged along the length direction of described base bar, and some described LED illuminator are intervally arranged around described base bar.
Described thermal vias is manhole or square through hole.
Present invention also offers a kind of LED illumination light source with heat sinking function, include the base bar of printing opacity, be located at some LED illuminator outside described base bar, some described LED illuminator are arranged around described base bar, the thermal vias running through upper/lower terminal is provided with, some described base bar rule arrangements in described base bar.
Described base bar and LED illuminator are provided with fluorescent material, and described fluorescent material at least covers described LED illuminator.
Described fluorescent material covers end face and the lateral surface of described base bar.
Described LED illuminator is strip, and the equal ring of described LED illuminator of each strip is established outside described base bar.
Described LED illuminator is strip, and the described LED illuminator of each strip is all arranged along the length direction of described base bar, and some described LED illuminator are intervally arranged around described base bar.
Described thermal vias is manhole or square through hole.
Present invention also offers a kind of LED light device, include shell mechanism and some described LED illumination light source, described LED illumination light source is arranged in the internal cavity that described shell mechanism is formed.
Present invention employs a kind of hollow base bar structure, utilize the principle that air heats rises automatically, the heat of LED illuminator is delivered to base bar, gas in thermal vias is heated automatically rise, form ascending air, and then in the enclosed environment residing for LED light source, form a gas self-loopa for flowing, after the heat of illuminator is passed to base bar, because the effect of gas flowing is dissipated, serve splendid radiating effect.Meanwhile, hollow base bar structure is adopted also to make light source not flexible, more firmly.
Relative to the patent mentioned in background technology and similar patent thereof, the present invention has following difference and beneficial effect:
The first, each base bar of the present invention is equivalent to the side substrate of its annular base plate, but not it is overall, and whole inner surface of the present invention all can be used for heat radiation, and corresponding with it, and every side substrate of these patents only has a face can for heat radiation.In other words, if these patents exist six substrates enclose an entirety, mutually for purposes of the invention, be then employing six base bars, be equivalent to six filaments, each filament has an inner ring surface in order to heat radiation.Visible, be all adopt to realize heat radiation to the combination of substrate in prior art, and we carry out perforate to single base bar to realize heat radiation.
The second, it cannot reach with the passage that substrate encloses good " chimney " effect that the present invention's single base bar forms slightness hole, cannot form the gas flowing being enough to realize heat sinking function.This is also why all will configure radiator, cooling base etc. separately in these patents.
What three, adopt due to these patents is aluminium base, there is no the effect of printing opacity, and this also makes it so high unlike the present invention to the requirement of heat radiation.
Accompanying drawing explanation
fig. 1it is the structural representation of CN103953861A in prior art
figure;
fig. 2with
fig. 3it is the section signal of LED illumination light source in the present invention's two optional embodiments
figure;
fig. 4arrangement signals of the structure of base bar in the present invention's three optional embodiments and LED illuminator to 6
figure;
fig. 7with
fig. 8it is the structural representation of base bar in two other optional embodiment of the present invention
figure;
fig. 9it is the structural representation of LED silk lamp in one embodiment of the invention
figure.
Detailed description of the invention
Below with reference to Fig. 2 to Fig. 9, LED illumination light source, filament lamp and the lighting device with heat sinking function provided by the invention is described in detail, it is optional embodiment of the present invention, can think, those skilled in the art can modify to it and polish in the scope not changing the present invention's spirit and content.
Please refer to Fig. 2 to Fig. 8, the LED illumination light source with heat sinking function provided in many embodiments of the present invention included printing opacity base bar, be located at some LED illuminator outside described base bar, some described LED illuminator are arranged around described base bar, the thermal vias running through upper/lower terminal is provided with in described base bar, here when alleged upper/lower terminal can be understood as use, described thermal vias vertically to or oblique setting, so the design automatically upper ascending effect that gas could be utilized to be heated.Further, in the energized state, run through the thermal vias of base bar upper/lower terminal, the cavity of internal cavity forms circulation cooling path automatically according to gas heat distribution situation in "on" position lower chamber.
Here alleged base bar can be the base bar of strip, and its shape is not limited to any specific situation, and visible LED illumination light source is also applicable in any LED light device.Notice, clear in order to show in figure, the width of thermal vias and base bar is increased, but its developed width wants much thin, the size of base bar needed for those skilled in the art are known according to the quantity of LED illuminator on it, according to size, tested by limited number of time, just can obtain the thermal vias of matching size, matching size here, naturally refer to that the air flowing that it produces is enough to meet radiating requirements.Under the basic logic of air flowing heat radiation of the present invention, those skilled in the art can obtain concrete data according to experiment naturally, specifically enumerate so the present invention does not do.And from the stock size of LED silk lamp " filament ", just should be able to know that it is thin with long degree, the splicing and combining of general absolutely not substrate can reach.
With further reference to Fig. 2 and Fig. 3, in section Example of the present invention, described base bar and LED illuminator are provided with fluorescent material, and described fluorescent material at least covers described LED illuminator.Just because of the setting of fluorescent material, the heat radiation of LED illuminator is more highlighted as being very difficult to the obstacle gone beyond.
Present invention employs a kind of hollow base bar structure, utilize the principle that air heats rises automatically, the heat of LED illuminator is delivered to base bar, gas in thermal vias is heated automatically rise, form ascending air, and then in the enclosed environment residing for LED light source, form a gas self-loopa for flowing, the heat of illuminator is passed to base bar, trimmed book body also can produce heat on base bar, because in the present invention, base bar is printing opacity, after better illuminating effect is provided, it is also higher to the requirement of heat radiation, in the present invention, the effect that heat flows due to gas is dissipated, serve splendid radiating effect.
The layout of relevant fluorescence powder, in the embodiment of Fig. 3 signal, described fluorescent material covers end face and the lateral surface of described base bar, remains the ventilation of thermal vias.Certainly, as long as have employed our hollow-core construction for realizing heat radiation, just belonging within the scope of description of the invention, and being not limited to whether be provided with fluorescent material thereon.Even if do not arrange fluorescent material, as long as be configured with hollow base bar structure to realize heat radiation, just naturally drop on the present invention and made every effort in the scope of protection.
About the shape of some described LED illuminator, Fig. 2 to 4 of the present invention is all illustrated as strip, can be regarded as LED light-emitting section.In the embodiment that Fig. 2 to 3 illustrates, the equal ring of described LED illuminator of each strip of each LED illuminator is established outside described base bar, and some LED illuminator are intervally arranged.In the embodiment of Fig. 5 signal, the described LED illuminator of each strip of LED illuminator is all arranged along the length direction of described base bar, and some described LED illuminator are intervally arranged around described base bar.In the embodiment of Fig. 6 signal, LED illuminator can in block, and some LED illuminator are intervally arranged.In the present invention; as long as meet LED illuminator to arrange around base bar; not be similar to the single side face of substrate or the layout of two sided; it is exactly the scheme that the present invention makes every effort to protect; no matter its concrete arrangement is rule, erratic, horizontal or longitudinal direction, does not depart from spirit of the present invention and content.
About the shape of base bar and thermal vias, Fig. 4 to Fig. 8 illustrates several optional embodiment, in Fig. 4 to Fig. 6, base bar is the list structure of cuboid, and thermal vias is also square through hole, in the figure 7, base bar is cylindrical list structure, and thermal vias is circular hole; In fig. 8, base bar is cylindrical list structure, and thermal vias is square hole.In other alternative-embodiments, both shapes can be that coupling is identical, also can be different, also can adopt triangle, pentagon etc. shape.
About the material of described base bar, in the present invention one preferred embodiment, have employed glass ceramic material.
The present invention is in embodiment illustrated in Figure 9, additionally provide a kind of LED silk lamp, comprise bulb housing, lamp socket, stem stem and the LED illumination light source described at least one, although Fig. 9 only illustrates the situation of a configuration LED illumination light source, but with reference to the structure of LED silk lamp configuration filament, those skilled in the art can know completely when configuring multiple LED illumination light source how this connects, so, the present embodiment does not do concrete expansion, only set forth with regard to the signal situation of Fig. 9 emphatically, described bulb housing and lamp socket enclose formation internal cavity, described stem stem is located on described lamp socket, each described base bar is installed on described stem stem or lamp socket, by guiding element conducting between described LED illuminator and described stem stem, described LED illumination light source and stem stem are all positioned at described internal cavity.Some described base bars are arranged around the axle center of described stem stem.Preferably, the center of described thermal vias and the axis parallel of described stem stem.Described inner chamber is filled with inert gas, this inert gas more preferably helium.Also can filling liquid, this liquid, as cooling fluid, is chosen as ionized water.
As for the connection between some base bar tops, on stem stem, glass column can be set again, base bar is supported on glass column, also can utilize at base bar top and support that guiding element be connected to each other, conducting and support.Some base bar tops are connected to a bit by supporting guiding element, and realize mutually supporting simultaneously.Certainly, mounting means is not limited to this, and how fixing " filament " in LED silk lamp in field and be connected, the present invention is all applicable.
Similar with it, additionally provide a kind of LED light device in other optional embodiments of the present invention, include shell mechanism and described LED illumination light source, described LED illumination light source is arranged in the internal cavity that described shell mechanism is formed.
Thus, in above two embodiments, in the internal cavity in shell mechanism or bulb housing, can be driven by the ascending air be heated, form the self-loopa of air-flow, by this self-loopa, LED illuminator and the heat radiation of base bar can be used as.
In sum, present invention employs a kind of hollow base bar structure, utilize the principle that air heats rises automatically, the heat of LED illuminator is delivered to base bar, gas in thermal vias is heated and automatically rises, form ascending air, and then in the enclosed environment residing for LED light source, form a gas self-loopa for flowing, after the heat of illuminator is passed to base bar, because the effect of gas flowing is dissipated, serve splendid radiating effect.Meanwhile, hollow base bar structure is adopted also to make light source not flexible, more firmly.
Relative to the patent mentioned in background technology and similar patent thereof, the present invention has following difference and beneficial effect:
The first, each base bar of the present invention is equivalent to the side substrate of its annular base plate, but not it is overall, and whole inner surface of the present invention all can be used for heat radiation, and corresponding with it, and every side substrate of these patents only has a face can for heat radiation.In other words, if these patents exist six substrates enclose an entirety, mutually for purposes of the invention, be then employing six base bars, be equivalent to six filaments, each filament has an inner ring surface in order to heat radiation.Visible, be all adopt to realize heat radiation to the combination of substrate in prior art, and we carry out perforate to single base bar to realize heat radiation.
The second, it cannot reach with the passage that substrate encloses good " chimney " effect that the present invention's single base bar forms slightness hole, cannot form the gas flowing being enough to realize heat sinking function.This is also why all will configure radiator, cooling base etc. separately in these patents.
What three, adopt due to these patents is aluminium base, there is no the effect of printing opacity, and this also makes it so high unlike the present invention to the requirement of heat radiation.
Claims (15)
1. a LED silk lamp, comprise bulb housing, lamp socket, stem stem and at least one LED illumination light source, described LED illumination light source includes the base bar of some printing opacities, be located at the some LED illuminator outside described base bar, some described LED illuminator are arranged around described base bar, be provided with in described base bar and run through, the thermal vias at lower two ends, described bulb housing and lamp socket enclose formation internal cavity, described stem stem is located on described lamp socket, each described base bar is installed on described stem stem or lamp socket, by guiding element conducting between described LED illuminator and described stem stem, described LED illumination light source and stem stem are all positioned at described internal cavity, some described base bars are arranged around the axle center of described stem stem.
2. LED silk lamp as claimed in claim 1, is characterized in that: the center of described thermal vias and the axis parallel of described stem stem.
3. LED silk lamp as claimed in claim 1, is characterized in that: described inner chamber is filled with inert gas or liquid.
4. LED silk lamp as claimed in claim 1, is characterized in that: described base bar and LED illuminator are provided with fluorescent material, and described fluorescent material at least covers described LED illuminator.
5. LED silk lamp as claimed in claim 4, is characterized in that: described fluorescent material covers end face and the lateral surface of described base bar.
6. LED silk lamp as claimed in claim 1, it is characterized in that: described LED illuminator is strip, the equal ring of described LED illuminator of each strip is established outside described base bar.
7. LED silk lamp as claimed in claim 1, it is characterized in that: described LED illuminator is strip, the described LED illuminator of each strip is all arranged along the length direction of described base bar, and some described LED illuminator are intervally arranged around described base bar.
8. LED silk lamp as claimed in claim 1, is characterized in that: described thermal vias is manhole or square through hole.
9. one kind has the LED illumination light source of heat sinking function, include the base bar of some printing opacities, be located at some LED illuminator outside described base bar, some described LED illuminator are arranged around described base bar, the thermal vias running through upper/lower terminal is provided with, some described base bar rule arrangements in described base bar.
10. LED illumination light source as claimed in claim 9, is characterized in that: described base bar and LED illuminator are provided with fluorescent material, and described fluorescent material at least covers described LED illuminator.
11. LED illumination light source as claimed in claim 10, is characterized in that: described fluorescent material covers end face and the lateral surface of described base bar.
12. LED illumination light source as claimed in claim 9, is characterized in that: described LED illuminator is strip, the equal ring of described LED illuminator of each strip is established outside described base bar.
13. LED illumination light source as claimed in claim 9, is characterized in that: described LED illuminator is strip, and the described LED illuminator of each strip is all arranged along the length direction of described base bar, and some described LED illuminator are intervally arranged around described base bar.
14. LED illumination light source as claimed in claim 9, is characterized in that: described thermal vias is manhole or square through hole.
15. 1 kinds of LED light device, is characterized in that: include shell mechanism and some one of as any in claim 9 to 14 as described in LED illumination light source, described LED illumination light source is arranged in the internal cavity that described shell mechanism is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410778692.2A CN104776327B (en) | 2014-11-12 | 2014-12-15 | There is the LED illumination light source of heat sinking function, filament lamp and illuminator |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635973 | 2014-11-12 | ||
| CN2014106359732 | 2014-11-12 | ||
| CN201420674083 | 2014-11-12 | ||
| CN2014206740838 | 2014-11-12 | ||
| CN201410778692.2A CN104776327B (en) | 2014-11-12 | 2014-12-15 | There is the LED illumination light source of heat sinking function, filament lamp and illuminator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104776327A true CN104776327A (en) | 2015-07-15 |
| CN104776327B CN104776327B (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420797057.4U Withdrawn - After Issue CN204387732U (en) | 2014-11-12 | 2014-12-15 | There is the LED illumination light source of heat sinking function, filament lamp and lighting device |
| CN201410778692.2A Active CN104776327B (en) | 2014-11-12 | 2014-12-15 | There is the LED illumination light source of heat sinking function, filament lamp and illuminator |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420797057.4U Withdrawn - After Issue CN204387732U (en) | 2014-11-12 | 2014-12-15 | There is the LED illumination light source of heat sinking function, filament lamp and lighting device |
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| Country | Link |
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| CN (2) | CN204387732U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439537A (en) * | 2016-12-05 | 2017-02-22 | 武汉市福臣贸易有限公司 | Efficient heat dissipation type LED bulb |
| CN107575824A (en) * | 2017-10-25 | 2018-01-12 | 嘉兴并升照明电器有限公司 | A kind of rotation-type LED lamp |
| CN108758369A (en) * | 2018-08-24 | 2018-11-06 | 德清鼎辉照明有限公司 | A kind of Surface-mount LED lamp core |
| CN108799866A (en) * | 2018-08-24 | 2018-11-13 | 德清鼎辉照明有限公司 | A kind of bulb lamp |
| CN108826037A (en) * | 2018-08-24 | 2018-11-16 | 德清鼎辉照明有限公司 | Bulb lamp |
| CN108870114A (en) * | 2018-08-24 | 2018-11-23 | 德清鼎辉照明有限公司 | A kind of bulb lamp of built-in LED patch |
| CN108954035A (en) * | 2018-08-24 | 2018-12-07 | 德清鼎辉照明有限公司 | LED lamp |
| CN108980649A (en) * | 2018-08-24 | 2018-12-11 | 德清鼎辉照明有限公司 | Surface-mount LED lamp core |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204387732U (en) * | 2014-11-12 | 2015-06-10 | 吴喜荣 | There is the LED illumination light source of heat sinking function, filament lamp and lighting device |
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- 2014-12-15 CN CN201420797057.4U patent/CN204387732U/en not_active Withdrawn - After Issue
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| CN203404649U (en) * | 2013-08-01 | 2014-01-22 | 佛山市康荣精细陶瓷有限公司 | Column-shaped LED lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106439537A (en) * | 2016-12-05 | 2017-02-22 | 武汉市福臣贸易有限公司 | Efficient heat dissipation type LED bulb |
| CN106439537B (en) * | 2016-12-05 | 2022-10-04 | 武汉市福臣贸易有限公司 | High-efficient heat dissipation type LED bulb |
| CN107575824A (en) * | 2017-10-25 | 2018-01-12 | 嘉兴并升照明电器有限公司 | A kind of rotation-type LED lamp |
| CN108758369A (en) * | 2018-08-24 | 2018-11-06 | 德清鼎辉照明有限公司 | A kind of Surface-mount LED lamp core |
| CN108799866A (en) * | 2018-08-24 | 2018-11-13 | 德清鼎辉照明有限公司 | A kind of bulb lamp |
| CN108826037A (en) * | 2018-08-24 | 2018-11-16 | 德清鼎辉照明有限公司 | Bulb lamp |
| CN108870114A (en) * | 2018-08-24 | 2018-11-23 | 德清鼎辉照明有限公司 | A kind of bulb lamp of built-in LED patch |
| CN108954035A (en) * | 2018-08-24 | 2018-12-07 | 德清鼎辉照明有限公司 | LED lamp |
| CN108980649A (en) * | 2018-08-24 | 2018-12-11 | 德清鼎辉照明有限公司 | Surface-mount LED lamp core |
Also Published As
| Publication number | Publication date |
|---|---|
| CN204387732U (en) | 2015-06-10 |
| CN104776327B (en) | 2016-11-16 |
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