CN201973493U - LED (light-emitting diode) bulb capable of producing backlight - Google Patents
LED (light-emitting diode) bulb capable of producing backlight Download PDFInfo
- Publication number
- CN201973493U CN201973493U CN2010206776475U CN201020677647U CN201973493U CN 201973493 U CN201973493 U CN 201973493U CN 2010206776475 U CN2010206776475 U CN 2010206776475U CN 201020677647 U CN201020677647 U CN 201020677647U CN 201973493 U CN201973493 U CN 201973493U
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- Prior art keywords
- cup body
- lamp cup
- hole
- backlight
- lamp
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Abstract
The utility model discloses an LED (light-emitting diode) bulb capable of producing backlight. The LED bulb comprises a lamp holder, an insulating plastic shell, a lamp cup body, a circuit board with an LED and a lamp cover, wherein the lamp holder is fixedly connected with the top end of the lamp cup body by the insulating plastic shell; the lamp cover is fixedly connected with the bottom end of the lamp cup body; the circuit board is accommodated in a cavity formed by the surrounding of the lamp cup body and the lamp cover; the lamp cup body is also internally provided with a heat sink which is fixedly connected with the lamp cup body; a heat dissipation through hole is arranged on the wall surface of the lamp cup body; the heat dissipation through hole is crossed with the heat sink to form an internal and external combined air passage; the circuit board is connected with the heat sink; a light transmitting hole is arranged on the heat sink; and a light reflecting sheet is arranged on the inner wall of the lamp cup body. Lights given out by an LED lamp of the utility model can be partly emitted along the light transmitting hole and are emitted toward the exterior along the heat dissipation through hole through the light reflecting hole to form backlight; and due to the design of the air passage, the heat dissipation performance of the LED bulb is greatly increased.
Description
Technical field
The utility model relates to a kind of LED bulb, particularly relates to a kind of LED bulb backlight that produces.
Background technology
At present, the LED bulb of prior art is generally moulded shell, Lamp cup body, the circuit board that LED is housed and lampshade and is formed by lamp holder, insulation, and wherein, lamp holder is moulded an end Joint of shell and Lamp cup body, the other end of Lamp cup body and lampshade Joint by insulation; Circuit board is connected on the Lamp cup body and is contained in the chamber that Lamp cup body and lampshade surrounded.The LED bulb of the prior art, the light that its LED lamp is sent mainly is by the outside transmission of lampshade, and does not produce backlight on the Lamp cup body; The heat that is produced in its LED lamp course of work mainly dispels the heat by the Lamp cup body, and radiating rate is slower, and radiating effect is relatively poor.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, a kind of LED bulb backlight that produces is provided, make the light of LED lamp can part along the wall of Lamp cup body outwards throw form backlight, and design heat dissipation channel, improve the heat dispersion of LED lamp, thereby overcome the existing in prior technology weak point.
The technical scheme that its technical problem that solves the utility model adopts is: a kind ofly produce LED bulb backlight, comprise that lamp holder, insulation mould shell, Lamp cup body, the circuit board that LED is housed and lampshade; Lamp holder is moulded the top Joint of shell and Lamp cup body by insulation; The bottom Joint of lampshade and Lamp cup body; Circuit board is contained in the chamber that Lamp cup body and lampshade surrounded; In the Lamp cup body, also be provided with a radiating piece, this radiating piece and Lamp cup body Joint; Have the heat radiation through hole in the wall of Lamp cup body, this heat radiation through hole and radiating piece intersect to form the air duct of the combination of inner and outside; Circuit board is connected on the radiating piece; On radiating piece, have loophole, on the inwall of Lamp cup body, reflecting piece be housed so that the light that the LED lamp on the circuit board is sent can part penetrate along loophole, and through reflecting piece along heat radiation through hole directive outside form backlight.
Described heat radiation through hole is a plurality of, and these a plurality of heat radiation through holes are the many rows that are provided with along the wall border of the described Lamp cup body through hole that dispels the heat, and each row's heat radiation through hole comprises a plurality of heat radiation through holes of from top to bottom arranging along the wall of described Lamp cup body; Each heat radiation through hole is respectively in horizontal direction the strip structure that is provided with, and each row's heat radiation through hole is in same horizontal line with adjacent row's corresponding heat radiation through hole respectively, to complement each other to form the heat dissipation channel of ring-type.
Described radiating piece comprises a plurality of fin and bottom fixtures that one is joined that are; These a plurality of fin are the air duct of vertical setting with external chiasma in forming with described heat dissipation channel respectively; The bottom of these a plurality of fin and bottom fixture Joint; The bottom inwall Joint of the outer wall border of bottom fixture and described Lamp cup body; Described circuit board is located at the bottom of bottom fixture.
Described loophole is a plurality of, and these a plurality of loopholes are located at respectively in the fixture of described bottom, and is arranged in the form of a ring on the outer rim end face of described bottom fixture.
Further, comprise that also one is cooperatively interacted by a plurality of polygons and to surround the multiaspect heat carrier of platform shape structure, the bottom Joint of an end of this multiaspect heat carrier and described bottom fixture; Described circuit board is a plurality of, and these a plurality of circuit boards are contained in respectively on each end face of this multiaspect heat carrier.
Described polygon is a pentagon.
The downside of described a plurality of loopholes is pasted with a transparent film respectively.
The border, bottom of described Lamp cup body is provided with draw-in groove, and the border, top of described lampshade is provided with grab, and this draw-in groove and grab clamping mutually cooperate so that the bottom of described Lamp cup body and described lampshade Joint.
The bottom of corresponding described draw-in groove is provided with the anti-rotation sulculus in the bottom of described Lamp cup body.
The beneficial effects of the utility model are, compare with the LED bulb of prior art, owing in the Lamp cup body, radiating piece is set, and have the heat radiation through hole on the Lamp cup body, radiating piece comprises a plurality of fin and the bottom fixture that is vertical setting, the air duct of external chiasma in the heat radiation through hole of Lamp cup body and fin form; Be provided with loophole on the fixture of the bottom of radiating piece, be provided with reflective mirror on the inwall of Lamp cup body, the light that makes the LED lamp be sent can partly upwards be launched by loophole and penetrate the heat radiation through hole by reflective mirror, thereby forms backlight; The thermal current that the air duct of external chiasma helps to be produced in the LED lamp course of work in this Lamp cup body is in time arranged to the external world along air duct, thereby improves heat dispersion greatly.In addition, owing to adopt draw-in groove and grab clamping cooperation mutually between Lamp cup body and the lampshade, make the utility model also have the assembling characteristic of simple.
Below in conjunction with drawings and Examples the utility model is described in further detail; But of the present utility modelly a kind ofly produce LED bulb backlight and be not limited to embodiment.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a vertical cross-sectional of the present utility model among Fig. 1;
Fig. 3 is the upward view of the utility model (no lampshade).
The specific embodiment
Embodiment, see also shown in the accompanying drawing, a kind of LED bulb backlight that produces of the present utility model comprises lamp holder 1, insulate and mould shell 2, radiating piece 3, Lamp cup body 4, the circuit board 6 that LED is housed and lampshade 5, and lamp holder 1 is moulded the top Joint of shell 2 and Lamp cup body 4 by insulation; The bottom Joint of lampshade 5 and Lamp cup body 4; Radiating piece 3 is fixed in the chamber of Lamp cup body 4, and circuit board 6 is connected on the radiating piece 3, and is contained in the chamber that Lamp cup body 4 and lampshade 5 surrounded; Have heat radiation through hole 41 in the wall of Lamp cup body 4, this heat radiation through hole 41 and radiating piece 3 intersect to form the air duct of the combination of inner and outside mutually; On radiating piece 3, have loophole 33, reflecting piece 7 be housed on the inwall of Lamp cup body 4 so that the light that the LED lamp on the circuit board 6 is sent can part penetrate along loophole 33, and through reflecting piece 7 along heat radiation through holes 41 directives outside form backlight.
Wherein,
Described heat radiation through hole 41 is a plurality of, many rows that these a plurality of heat radiation through holes 41 are provided with for the wall border along described Lamp cup body 4 through hole that dispels the heat, and each row's heat radiation through hole comprises a plurality of heat radiation through holes of from top to bottom arranging along the wall of described Lamp cup body 4; Each heat radiation through hole is respectively in horizontal direction the strip structure that is provided with, and each row's heat radiation through hole is in same horizontal line with adjacent row's corresponding heat radiation through hole respectively, to complement each other to form the heat dissipation channel of ring-type;
Described radiating piece 3 comprises a plurality of fin 31 and bottom fixtures 32 that one is joined that are; These a plurality of fin 31 are the air duct of vertical setting with external chiasma in forming with described heat dissipation channel respectively; The bottom of these a plurality of fin 31 and bottom fixture 32 Joints; The bottom inwall Joint of the outer wall border of bottom fixture 32 and described Lamp cup body 4; Described circuit board 6 is located at the bottom of bottom fixture 32;
Described loophole 33 is a plurality of, and these a plurality of loopholes 33 are located at respectively in the described bottom fixture 32, and is arranged in the form of a ring on the outer rim end face of described bottom fixture 32;
Further, comprise that also one is cooperatively interacted by a plurality of polygons and to surround the multiaspect heat carrier 8 of platform shape structure, the bottom Joint of an end of this multiaspect heat carrier 8 and described bottom fixture 32; Described circuit board 6 is a plurality of, and these a plurality of circuit boards 6 are contained in respectively on each end face of this multiaspect heat carrier 8;
Described polygon is a pentagon, and these a plurality of pentagons surround five water chestnut platform structures mutually;
The downside of described a plurality of loophole 33 is pasted with a transparent film 9 respectively, is used to prevent that foreign matters such as winged insect or dust from entering in the lamp body;
The border, bottom of described Lamp cup body 4 is provided with draw-in groove 42, and the border, top of described lampshade 5 is provided with grab 51; Described lampshade 5 was a hemisphere plastic blister shell, utilize the elastic characteristic of plastics, its grab 51 is buckled in the draw-in groove 42 of Lamp cup body 4, anti-rotation sulculus (not shown) is set in the bottom of draw-in groove 42 again, to increase friction, prevent that lampshade 5 from buckling into the back and rotating relative to Lamp cup body 4.Therefore, need not to adopt the glue adhesion between Lamp cup body 4 of the present utility model and the lampshade 5, thus the trouble of having avoided the glue adhesion to bring.
A kind of LED bulb backlight that produces of the present utility model, the heat radiation through hole 41 of its Lamp cup body 4 is set as circulus, and cooperation is the fin 31 of vertical setting, thereby the air duct of vertical outer ring-like in constituting, the heat that helps being produced in the LED lamp course of work exhales to the external world along air duct, and then helps improving the heat dispersion of LED bulb.
A kind of LED bulb backlight that produces of the present utility model, on bottom fixture 32, offer loophole 33, and reflecting piece 7 is set on the inwall of Lamp cup body 4, the part skew ray of LED lamp is penetrated from loophole 33, and by the heat radiation through hole 41 directive outsides of reflecting piece 7, thereby form backlight from Lamp cup body 4.
A kind of LED bulb backlight that produces of the present utility model adopts 8 pairs of circuit boards 6 of multiaspect heat carrier to fix and the heat conduction, and this multiaspect heat carrier 8 can carry out shape conversion and light source arrangement according to actual needs.
The foregoing description only is used for further specifying a kind of LED bulb backlight that produces of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection domain of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (9)
1. one kind can produce LED bulb backlight, comprises lamp holder, insulate and mould shell, Lamp cup body, the circuit board that LED is housed and lampshade; Lamp holder is moulded the top Joint of shell and Lamp cup body by insulation; The bottom Joint of lampshade and Lamp cup body; Circuit board is contained in the chamber that Lamp cup body and lampshade surrounded; It is characterized in that: in the Lamp cup body, also be provided with a radiating piece, this radiating piece and Lamp cup body Joint; Have the heat radiation through hole in the wall of Lamp cup body, this heat radiation through hole and radiating piece intersect to form the air duct of the combination of inner and outside; Circuit board is connected on the radiating piece; On radiating piece, have loophole, on the inwall of Lamp cup body, reflecting piece be housed so that the light that the LED lamp on the circuit board is sent can part penetrate along loophole, and through reflecting piece along heat radiation through hole directive outside form backlight.
2. according to claim 1ly produce LED bulb backlight, it is characterized in that: described heat radiation through hole is a plurality of, these a plurality of heat radiation through holes are the many rows that are provided with along the wall border of the described Lamp cup body through hole that dispels the heat, and each row's heat radiation through hole comprises a plurality of heat radiation through holes of from top to bottom arranging along the wall of described Lamp cup body; Each heat radiation through hole is respectively in horizontal direction the strip structure that is provided with, and each row's heat radiation through hole is in same horizontal line with adjacent row's corresponding heat radiation through hole respectively, to complement each other to form the heat dissipation channel of ring-type.
3. according to claim 2ly produce LED bulb backlight, it is characterized in that: described radiating piece comprises a plurality of fin and bottom fixtures that one is joined that are; These a plurality of fin are the air duct of vertical setting with external chiasma in forming with described heat dissipation channel respectively; The bottom of these a plurality of fin and bottom fixture Joint; The bottom inwall Joint of the outer wall border of bottom fixture and described Lamp cup body; Described circuit board is located at the bottom of bottom fixture.
4. according to claim 3ly produce LED bulb backlight, it is characterized in that: described loophole is a plurality of, and these a plurality of loopholes are located at respectively in the fixture of described bottom, and are arranged in the form of a ring on the outer rim end face of described bottom fixture.
5. according to claim 3ly produce LED bulb backlight, it is characterized in that: further, comprise that also one is cooperatively interacted by a plurality of polygons and to surround the multiaspect heat carrier of platform shape structure, the bottom Joint of an end of this multiaspect heat carrier and described bottom fixture; Described circuit board is a plurality of, and these a plurality of circuit boards are contained in respectively on each end face of this multiaspect heat carrier.
6. according to claim 5ly produce LED bulb backlight, it is characterized in that: described polygon is a pentagon.
7. according to claim 4ly produce LED bulb backlight, it is characterized in that: the downside of described a plurality of loopholes is pasted with a transparent film respectively.
8. according to claim 1ly produce LED bulb backlight, it is characterized in that: the border, bottom of described Lamp cup body is provided with draw-in groove, the border, top of described lampshade is provided with grab, and this draw-in groove and grab clamping mutually cooperate so that the bottom of described Lamp cup body and described lampshade Joint.
9. according to claim 8ly produce LED bulb backlight, it is characterized in that: the bottom of corresponding described draw-in groove is provided with the anti-rotation sulculus in the bottom of described Lamp cup body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206776475U CN201973493U (en) | 2010-12-23 | 2010-12-23 | LED (light-emitting diode) bulb capable of producing backlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206776475U CN201973493U (en) | 2010-12-23 | 2010-12-23 | LED (light-emitting diode) bulb capable of producing backlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973493U true CN201973493U (en) | 2011-09-14 |
Family
ID=44578595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206776475U Expired - Fee Related CN201973493U (en) | 2010-12-23 | 2010-12-23 | LED (light-emitting diode) bulb capable of producing backlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973493U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537746A (en) * | 2012-03-04 | 2012-07-04 | 郭鹏超 | LED lamp with excellent radiating effect |
| WO2013053196A1 (en) * | 2011-10-09 | 2013-04-18 | Chen Jeong-Shiun | Light-emitting diode lighting having convex-shaped light source |
| CN103062720A (en) * | 2011-10-21 | 2013-04-24 | 海洋王照明科技股份有限公司 | All-dimensional signal lamp |
-
2010
- 2010-12-23 CN CN2010206776475U patent/CN201973493U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013053196A1 (en) * | 2011-10-09 | 2013-04-18 | Chen Jeong-Shiun | Light-emitting diode lighting having convex-shaped light source |
| CN103062720A (en) * | 2011-10-21 | 2013-04-24 | 海洋王照明科技股份有限公司 | All-dimensional signal lamp |
| CN103062720B (en) * | 2011-10-21 | 2015-02-04 | 海洋王照明科技股份有限公司 | All-dimensional signal lamp |
| CN102537746A (en) * | 2012-03-04 | 2012-07-04 | 郭鹏超 | LED lamp with excellent radiating effect |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHANGZHOU LEEDARSON GREEN LIGHTING CO., LTD. Free format text: FORMER OWNER: XIAMEN LEEDARSON LIGHTING CO., LTD. Effective date: 20120706 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 361000 XIAMEN, FUJIAN PROVINCE TO: 363999 ZHANGZHOU, FUJIAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120706 Address after: 363999 Xingda Road, Fujian city of Zhangzhou province Changtai Xingtai County Development Zone Patentee after: Zhangzhou Lidaxin Green Lighting Co.,Ltd. Address before: Sonoyama Wo Road Building Huli District of Xiamen city in Fujian province 361000 6 floor Patentee before: Leedarson Lighting (Xiamen) Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: LEEDERSON GREEN LIGHTING CO., LTD. Free format text: FORMER NAME: ZHANGZHOU LEEDARSON GREEN LIGHTING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 363999 Xingda Road, Fujian city of Zhangzhou province Changtai Xingtai County Development Zone Patentee after: Leedarson Green Lighting Co., Ltd. Address before: 363999 Xingda Road, Fujian city of Zhangzhou province Changtai Xingtai County Development Zone Patentee before: Zhangzhou Lidaxin Green Lighting Co.,Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170118 Address after: Xingtai Industrial Park Economic Development Zone, Changtai County, Fujian city of Zhangzhou province 363999 Patentee after: ZHANGZHOU LIDAXIN PHOTOELECTRON TECHNOLOGY CO., LTD. Address before: 363999 Xingda Road, Fujian city of Zhangzhou province Changtai Xingtai County Development Zone Patentee before: Leedarson Green Lighting Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20191223 |