CN101571239A - Multi-light emitting surface LED bulb - Google Patents
Multi-light emitting surface LED bulb Download PDFInfo
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- CN101571239A CN101571239A CNA2009100397388A CN200910039738A CN101571239A CN 101571239 A CN101571239 A CN 101571239A CN A2009100397388 A CNA2009100397388 A CN A2009100397388A CN 200910039738 A CN200910039738 A CN 200910039738A CN 101571239 A CN101571239 A CN 101571239A
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- rear end
- end cap
- bearing bracket
- bulb
- fixedly connected
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Abstract
The invention discloses a multi-light emitting surface LED bulb with large illumination direction and angle ranges and good radiating effect. The bulb comprises a bulb holder (1), a radiating bulb body (2), a front end cap (3), a rear end cap (4), a first radiating substrate element(51) of an integrated LED chip, transparent surface covers (6) and a driving circuit board (7), wherein the radiating bulb body (2) comprises at least three base planes; the base planes circle to form a section body with a central hole (21); the joint positions of the adjacent base planes are provided with outwards convex radiating fins (22); the driving circuit board (7) is positioned in the center hole (21) and is electrically connected with the bulb holder (1) through wire (11); each base plane is fixedly connected with the first radiating substrate element (51); the outer side of each base plane is provided with a transparent surface cover (6); the front and rear ends of the radiating bulb body (2) are fixedly connected with the front parts of the front end cap (3) and the rear end cap (4); and the rear part of the rear end cap (4) is fixedly connected with the bulb holder (1). The bulb can be applied in the field of LED illumination.
Description
Technical field
The present invention relates to a kind of LED bulb of multifaceted light-emitting.
Background technology
Traditional bulb is commonly incandescent light bulb, and its illumination is lower, and light is not bright, not energy-conservation; The fluorescent lamp bulb occurred after the incandescent lamp bulb, though it is more energy-conservation, light is brighter, since a large amount of fluorescent material that uses, therefore not enough environmental protection.Occurred more energy-conservation at present and led light source environmental protection, produced the LED bulb thereupon.LED has plurality of advantages such as luminous efficiency height, energy saving and life-span length, and it is used more and more widely, is representing the developing direction of following lighting source.Because the inherent structure of LED itself has determined the lighting angle of led light source to be subjected to certain restriction, the LED bulb can not be in the bright dipping of lamp body all directions as traditional incandescent lamp and fluorescent lamp for the consideration of illumination.Often just in the bright dipping of the dead ahead of bulb, its direction of illumination and angular range all are subjected to bigger restriction to existing LED bulb.
In addition, LED is applied to normal lighting, in order to reach illumination requirement, generally a plurality of power-type LEDs to be concentrated on the light fixture and use, therefore the heat radiation of LED becomes a key factor that influences LED light fixture user mode and life-span, especially for high-power LED lamp, heat dissipation problem has become a technical bottleneck that influences its extensive use.Make LED bulb multifaceted light-emitting, often need to be provided with more power-type LED.Be limited by the factor such as size, shape of bulb, existing LED bulb can not provide bigger area of dissipation, has also caused existing LED bulb more LED can't be installed to satisfy the requirement of multifaceted light-emitting.
In sum, existing technology has the following disadvantages: direction of illumination and angular range all are subjected to bigger restriction, and radiating effect is not good, can't satisfy the requirement of multifaceted light-emitting.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provides that a kind of direction of illumination and angular range are big, the LED bulb of the multifaceted light-emitting of excellent in heat dissipation effect.
The technical solution adopted in the present invention is: the present invention includes lamp holder, the heat radiation lamp body, drive end bearing bracket, rear end cap, the first heat-radiating substrate assembly of integrated LED chip, the printing opacity cover, drive circuit board, described heat radiation lamp body comprises at least three basal planes, each described basal plane surrounds the profile body of a band center hole, the junction of the described basal plane that each is adjacent is equipped with the radiating fin of one group of evagination, described drive circuit board is positioned at described center hole, described drive circuit board is electrically connected by lead and described lamp holder, the all fixedly connected described first heat-radiating substrate assembly heat loss through conduction on each described basal plane, the outside of each described basal plane is equipped with the printing opacity cover, before the described heat radiation lamp body, the rear end respectively with described drive end bearing bracket, the front portion of described rear end cap is fixedly connected, and the rear portion of described rear end cap and described lamp holder are fixedly connected.
The fixedly connected second heat-radiating substrate assembly that comprises integrated LED chip of the front end of described heat radiation lamp body, described drive end bearing bracket adopts the light transmissive material manufacturing.
Be respectively equipped with several drive end bearing bracket counterbores, rear end cap counterbore on described drive end bearing bracket, the described rear end cap, several end cap screws pass described drive end bearing bracket counterbore, described rear end cap counterbore respectively and are fixedly connected with described heat radiation lamp body.
The lateral surface of described drive end bearing bracket, described rear end cap is fixedly connected front end trim, rear end trim respectively, and described front end trim, described rear end trim cover described drive end bearing bracket counterbore, described rear end cap counterbore respectively.
Fix mutually with fin by groove between two groups of described radiating fins of described printing opacity cover and the described basal plane both sides at its place and be connected.
The described first heat-radiating substrate assembly is connected with the described basal plane of described heat radiation lamp body by base plate screw.
Described heat radiation lamp body adopts the aluminium manufacturing, and described drive end bearing bracket, described rear end cap all adopt the plastics manufacturing.
The invention has the beneficial effects as follows: owing to the present invention includes the heat radiation lamp body, drive end bearing bracket, rear end cap, the first heat-radiating substrate assembly of integrated LED chip, the printing opacity cover, drive circuit board, described heat radiation lamp body comprises at least three basal planes, each described basal plane surrounds the profile body of a band center hole, the junction of the described basal plane that each is adjacent is equipped with the radiating fin of one group of evagination, described drive circuit board is positioned at described center hole, described drive circuit board is electrically connected by lead and described lamp holder, the all fixedly connected described first heat-radiating substrate assembly heat loss through conduction on each described basal plane, the outside of each described basal plane is equipped with the printing opacity cover, before the described heat radiation lamp body, the rear end respectively with described drive end bearing bracket, the front portion of described rear end cap is fixedly connected, the rear portion of described rear end cap and described lamp holder are fixedly connected, special construction by described heat radiation lamp body, make the LED bulb to luminous all around, direction of illumination and angular range are big, overcome the only defective of bright dipping forwardly of existing LED bulb, when illumination work of the present invention, can produce heat when described led chip is luminous, the heat that is produced is transmitted to described basal plane by the first heat-radiating substrate assembly, and most of heat is dispersed in the ambient air by the described radiating fin that links to each other with described basal plane one, because the ingenious structure of described radiating fin, make it both constitute the part of LED bulb outward appearance, have ornamental, simultaneously, have more thermolysis, so good heat dissipation effect of the present invention, can avoid led chip at high temperature to work, effectively increase the service life, and, described heat radiation lamp body and described printing opacity cover and described drive end bearing bracket, the profile of described rear end cap combination is similar to energy-saving fluorescent lamp, make that volume of the present invention is little, be easier to replace existing electricity-saving lamp, so direction of illumination of the present invention and angular range are big, excellent in heat dissipation effect can satisfy the requirement of multifaceted light-emitting;
Because the fixedly connected second heat-radiating substrate assembly that comprises integrated LED chip of front end of heat radiation lamp body of the present invention, described drive end bearing bracket adopts the light transmissive material manufacturing, therefore the front portion of heat radiation lamp body of the present invention also can be luminous, integral body of the present invention can be similar to traditional incandescent lamp bulb or fluorescent lamp is the same luminous to scattering all around, so direction of illumination of the present invention and angular range are bigger.
Description of drawings
Fig. 1 is the blast structural representation of one embodiment of the invention;
Fig. 2 is the assembly structure schematic diagram of the embodiment of the invention shown in Figure 1.
The specific embodiment
As Fig. 1, shown in Figure 2, the LED bulb of present embodiment comprises lamp holder 1, heat radiation lamp body 2, drive end bearing bracket 3, rear end cap 4, the first heat-radiating substrate assembly 51 of integrated LED chip, printing opacity cover 6, drive circuit board 7, described heat radiation lamp body 2 comprises four basal planes, each described basal plane surrounds the cuboid of a band center hole 21, the junction of the described basal plane that each is adjacent is equipped with the radiating fin 22 of one group of evagination, it is the radiating fin 22 that four edges and corners of described cuboid are equipped with one group of evagination, described drive circuit board 7 is positioned at described center hole 21, described drive circuit board 7 is electrically connected by lead 11 and described lamp holder 1, the all fixedly connected described first heat-radiating substrate assembly 51 is by the contact heat loss through conduction on each described basal plane, be that the described first heat-radiating substrate assembly 51 is connected with the described basal plane of described heat radiation lamp body 2 by base plate screw 82, the outside of each described basal plane is equipped with printing opacity cover 6, fix mutually with fin by groove between two groups of described radiating fins 22 of described printing opacity cover 6 and the described basal plane both sides at its place and be connected, before the described heat radiation lamp body 2, the rear end respectively with described drive end bearing bracket 3, the front portion of described rear end cap 4 is fixedly connected, the rear portion of described rear end cap 4 and described lamp holder 1 are fixedly connected, the fixedly connected second heat-radiating substrate assembly 52 that comprises integrated LED chip of the front end of described heat radiation lamp body 2, described drive end bearing bracket 3 adopts the light transmissive material manufacturing, described drive end bearing bracket 3, be respectively equipped with four drive end bearing bracket counterbores 30 on the described rear end cap 4, four rear end cap counterbores 40, eight end cap screws 81 pass described drive end bearing bracket counterbore 30 respectively, described rear end cap counterbore 40 also is fixedly connected with described heat radiation lamp body 2, described drive end bearing bracket 3, the lateral surface of described rear end cap 4 is fixedly connected front end trim 31 respectively, rear end trim 41, described front end trim 31, described rear end trim 41 covers described drive end bearing bracket counterbore 30 respectively, described rear end cap counterbore 40, to improve the aesthetics of profile, described heat radiation lamp body 2 adopts the aluminium manufacturing, can certainly adopt other thermal conductive metallic material manufacturings, described drive end bearing bracket 3, described rear end cap 4 all adopts the plastics manufacturing.
The present invention is by the special construction of described heat radiation lamp body 2, make the LED bulb to luminous all around, direction of illumination and angular range are big, overcome the only defective of bright dipping forwardly of existing LED bulb, when illumination work of the present invention, can produce heat when described led chip is luminous, the heat that is produced is transmitted to described basal plane by the first heat-radiating substrate assembly 51, and most of heat is dispersed in the ambient air by the described radiating fin 22 that links to each other with described basal plane one, because the ingenious structure of described radiating fin 22, make it both constitute the part of LED bulb outward appearance, have ornamental, simultaneously, have more thermolysis, so good heat dissipation effect of the present invention, can avoid led chip at high temperature to work, effectively increase the service life, and, described heat radiation lamp body 2 and described printing opacity cover 6 and described drive end bearing bracket 3, the profile of described rear end cap 4 combinations is similar to energy-saving fluorescent lamp, make that volume of the present invention is little, be easier to replace existing electricity-saving lamp, in addition because the fixedly connected second heat-radiating substrate assembly 52 that comprises integrated LED chip of front end of heat radiation lamp body 2 of the present invention, therefore the front portion of heat radiation lamp body 2 of the present invention also can be luminous, integral body of the present invention can be similar to traditional incandescent lamp bulb or fluorescent lamp is the same luminous to scattering all around, therefore direction of illumination of the present invention and angular range are big, excellent in heat dissipation effect, can satisfy the requirement of multifaceted light-emitting, being particularly suitable for garden lamp etc. needs to use on the light fixture of multifaceted light-emitting.
The present invention can be widely used in the LED lighting field.
Claims (7)
1, a kind of LED bulb of multifaceted light-emitting, comprise lamp holder (1), it is characterized in that: the LED bulb of described multifaceted light-emitting also comprises heat radiation lamp body (2), drive end bearing bracket (3), rear end cap (4), the first heat-radiating substrate assembly (51) of integrated LED chip, printing opacity cover (6), drive circuit board (7), described heat radiation lamp body (2) comprises at least three basal planes, each described basal plane surrounds the profile body of a band center hole (21), the junction of the described basal plane that each is adjacent is equipped with the radiating fin (22) of one group of evagination, described drive circuit board (7) is positioned at described center hole (21), described drive circuit board (7) is electrically connected by lead (11) and described lamp holder (1), all fixedly connected described first heat-radiating substrate assembly (51) heat loss through conduction on each described basal plane, the outside of each described basal plane is equipped with printing opacity cover (6), before the described heat radiation lamp body (2), the rear end respectively with described drive end bearing bracket (3), the front portion of described rear end cap (4) is fixedly connected, and the rear portion of described rear end cap (4) and described lamp holder (1) are fixedly connected.
2, the LED bulb of multifaceted light-emitting according to claim 1 is characterized in that: the fixedly connected second heat-radiating substrate assembly (52) that comprises integrated LED chip of the front end of described heat radiation lamp body (2), described drive end bearing bracket (3) adopts the light transmissive material manufacturing.
3, the LED bulb of multifaceted light-emitting according to claim 1 and 2, it is characterized in that: be respectively equipped with several drive end bearing bracket counterbores (30), rear end cap counterbore (40) on described drive end bearing bracket (3), the described rear end cap (4), several end cap screws (81) pass described drive end bearing bracket counterbore (30), described rear end cap counterbore (40) respectively and are fixedly connected with described heat radiation lamp body (2).
4, the LED bulb of multifaceted light-emitting according to claim 3, it is characterized in that: the lateral surface of described drive end bearing bracket (3), described rear end cap (4) is fixedly connected front end trim (31), rear end trim (41) respectively, and described front end trim (31), described rear end trim (41) cover described drive end bearing bracket counterbore (30), described rear end cap counterbore (40) respectively.
5, the LED bulb of multifaceted light-emitting according to claim 1 and 2 is characterized in that: fix mutually with fin by groove between two groups of described radiating fins (22) of described printing opacity cover (6) and the described basal plane both sides at its place and be connected.
6, the LED bulb of multifaceted light-emitting according to claim 1 and 2 is characterized in that: the described first heat-radiating substrate assembly (51) is connected by the described basal plane of base plate screw (82) with described heat radiation lamp body (2).
7, the LED bulb of multifaceted light-emitting according to claim 1 and 2 is characterized in that: described heat radiation lamp body (2) adopts the aluminium manufacturing, and described drive end bearing bracket (3), described rear end cap (4) all adopt the plastics manufacturing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100397388A CN101571239B (en) | 2009-05-25 | 2009-05-25 | Multi-light emitting surface LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100397388A CN101571239B (en) | 2009-05-25 | 2009-05-25 | Multi-light emitting surface LED bulb |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101571239A true CN101571239A (en) | 2009-11-04 |
| CN101571239B CN101571239B (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100397388A Expired - Fee Related CN101571239B (en) | 2009-05-25 | 2009-05-25 | Multi-light emitting surface LED bulb |
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| Country | Link |
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| CN (1) | CN101571239B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829346A (en) * | 2011-06-13 | 2012-12-19 | 台湾积体电路制造股份有限公司 | LED lamp and method of making the same |
| CN105698038A (en) * | 2014-11-25 | 2016-06-22 | 普司科Led股份有限公司 | Optical semiconductor lighting device |
| CN105736979A (en) * | 2016-02-26 | 2016-07-06 | 深圳市稀路电器有限公司 | LED light |
-
2009
- 2009-05-25 CN CN2009100397388A patent/CN101571239B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829346A (en) * | 2011-06-13 | 2012-12-19 | 台湾积体电路制造股份有限公司 | LED lamp and method of making the same |
| CN102829346B (en) * | 2011-06-13 | 2015-09-02 | 台湾积体电路制造股份有限公司 | LED and manufacture method thereof |
| CN105698038A (en) * | 2014-11-25 | 2016-06-22 | 普司科Led股份有限公司 | Optical semiconductor lighting device |
| CN105736979A (en) * | 2016-02-26 | 2016-07-06 | 深圳市稀路电器有限公司 | LED light |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101571239B (en) | 2010-08-11 |
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Granted publication date: 20100811 Termination date: 20180525 |