CN103672531A - LED (light-emitting diode) bulb - Google Patents
LED (light-emitting diode) bulb Download PDFInfo
- Publication number
- CN103672531A CN103672531A CN201410010164.2A CN201410010164A CN103672531A CN 103672531 A CN103672531 A CN 103672531A CN 201410010164 A CN201410010164 A CN 201410010164A CN 103672531 A CN103672531 A CN 103672531A
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- Prior art keywords
- circuit board
- led
- led light
- emitting section
- bubble
- Prior art date
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000011889 copper foil Substances 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 238000010410 dusting Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000011521 glass Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
An LED (light-emitting diode) bulb comprises a glass envelope, a stem, a plastic shell, an LED light source, a bulb cap and a group of LED light-emitting bars, wherein the top of a base of the stem is provided with a strip-shaped boss, an insulated central fixed column is upwardly extended from the center of the strip-shaped boss, the group of LED light-emitting bars are mounted on a first circuit board and a second circuit board, so that an LED light-emitting bar module is formed, the module is mounted on the strip-shaped boss and the central fixed column, and conductive copper foils are so arranged on the first circuit board and the second circuit board that the group of LED light-emitting bars are connected in series or in series and parallel, and the LED power supply supplies power to the group of LED light-emitting bars. The light-emitting bar module structure of the LED bulb can enhance the reliability of the LED bulb and prolong the service life of the LED bulb, the LED light-emitting bar module can be assembled alone in advance, consequently, mass production can be realized, the efficiency of production is increased, and the production cost is reduced.
Description
Technical field
The present invention relates to LED electric light source technology field, particularly a kind of LED bulb.
Background technology
Because LED is luminous, there is the characteristics such as spot light and directionality, therefore LED lamp is difficult to replace conventional incandescent completely, accomplish full luminous intensity distribution illumination.Existing a kind of LED light-emitting section, that one group of LED chip is encapsulated on transparency carrier, two stitch are drawn respectively at two ends, access direct current or AC power just can be as tungsten filament full angle luminous, use the lamp that this LED light-emitting section is made can more ideally substitute conventional incandescent.The stitch at these LED light-emitting section two ends is fixedly connected with the wire direct spot welding of drawing at stem stem middle part with the rigid support bar of stem stem top respectively.In the application of existing LED electric light source, make these LED light-emitting sections form series connection or connection in series-parallel combination more.In said structure, these plain conductors directly overlap spot welding, can more easily produce rosin joint, simultaneously, the impact that changed by environment for use can be subject to high vibration, impact, now especially in transporting procedures, this line line is connected to can be pulled apart wire or weld is disconnected under impact force action, cause the inefficacy of LED lamp.Meanwhile, also there is the shortcoming that structure and assembly technology are complicated, production efficiency is lower.
Summary of the invention
The object of the present invention is to provide a kind of LED bulb, it can make this LED bulb in welding process, transporting procedures and long-term environment for use, the junction of its LED light-emitting section two ends stitch and stem stem or electrode cable can not be torn or disconnect, and improves widely its reliability and service life; Meanwhile, the LED light-emitting section assembly of this LED bulb can independently assemble in advance, and then with the interlocking of stem stem, cylinder, simple in structure, assembling is quick, reliable, production efficiency is high.
Technical solution proposed by the invention is such:
A kind of LED bulb, comprise cell-shell 1, stem stem, plastic casing 3, LED power supply 4, lamp holder 5, LED light-emitting section 7, described LED power supply 4 is arranged in plastic casing 3 cavitys, the input of LED power supply 4 is connected with two ac electrodes of lamp holder 5 respectively, the two ends of described LED light-emitting section 7 are respectively equipped with stitch 7-1 and lower stitch 7-2, described stem stem is comprised of base 2-1 and blast pipe 2-5, it between described cell-shell 1 and stem stem, is vacuum seal cavity be filled with helium, nitrogen or other high heat-conducting gases, described base 2-1 upper top is rectangular boss 2-1-1, at this rectangular boss 2-1-1 center, extend upward the center fixed cylinder 2-3 of insulation, also be provided with the 1st circuit board 6-1 and the 2nd circuit board 6-2, upper stitch 7-1 and the 1st circuit board 6-1 of one group of LED light-emitting section 7 are welded and fixed, lower stitch 7-2 and the 2nd circuit board 6-2 of this group LED light-emitting section 7 are welded and fixed, become LED light-emitting section assembly, on the 2nd circuit board 6-2, be provided with two electric contact 6-2-1, by arranging of the 1st circuit board 6-1 and the upper copper-foil conducting electricity of the 2nd circuit board 6-2, make this group LED light-emitting section 7 become required connection in series-parallel combination, in the 2nd circuit board 6-2 central authorities, have rectangular groove 6-2-2, be closely connected with the rectangular boss 2-1-1 coupling of base 2-1, in the 1st circuit board 6-1 central authorities, have circular hole, be closely connected with described center fixed cylinder 2-3 coupling.
The quantity of described one group of LED light-emitting section 7 is 2～16.Described rectangular boss 2-1-1 clamp has two wires, and its one end is connected with the electric contact 6-2-1 of the 2nd circuit board 6-2, and its other end is connected with LED power supply 4 outputs.The shape of described the 1st circuit board 6-1 and the 2nd circuit board 6-2 is petal or other shapes.Being shaped as of described LED light-emitting section assembly is conical or cylindrical.Described cell-shell 1 is A shape bubble or B shape bubble or C shape bubble or G shape bubble or T shape bubble or R shape bubble or M shape bubble.Described cell-shell 1 can be transparent bubble or frosted bubble or dusting bubble.
Compared with prior art, the present invention has following remarkable result:
The LED light-emitting section assembly of this LED bulb is to adopt upper and lower circuit board and one group of fixing welding of LED light-emitting section, can independently make in advance, and independent making can be used Reflow Soldering etc., can accomplish scale production; Because the base upper top of stem stem is rectangular boss, and on rectangular boss mediad, be extended with the center fixed cylinder of an insulation, thus LED light-emitting section assembly can be fast, accurately, interlocking is fixed on base and cylinder reliably.Can effectively avoid like this producing pulling force in its welding process, thereby prevent from breaking LED light-emitting section or occur the phenomenons such as stitch sealing-off, rosin joint.Also can effectively avoid in transportation causing because of vibrations or collision the damage of LED light-emitting section.This LED bulb structure is simple, assembling is quick, reliable, thereby long service life, production cost is lower, production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the LED bulb structure schematic diagram of one embodiment of the invention, is decorated with 8 LED light-emitting sections in figure, forms the connection in series-parallel combination of LED light-emitting section.
Fig. 2 is the structural representation of LED light-emitting section shown in Fig. 1.
Fig. 3 is the structural representation of the light source part of the assembly of LED light-emitting section shown in Fig. 1, stem stem composition.
Fig. 4 is the structural representation of circuit board 6-2 shown in Fig. 1.
Fig. 5 is the structural representation of circuit board 6-1 shown in Fig. 1.
The specific embodiment
By embodiment below, the present invention is further elaborated.
Embodiment 1
Shown in Fig. 1-Fig. 5, a kind of LED bulb, comprises that the center fixed cylinder 2-3 of cell-shell 1, stem stem, plastic casing 3, LED power supply 4, lamp holder 5, the 1st circuit board 6-1, the 2nd circuit board 6-2, one group of insulation forms.LED light-emitting section 7, described LED power supply 4 is arranged in plastic casing 3 cavitys, the input of LED power supply 4 is connected with two ac electrodes of lamp holder 5 respectively, the two ends of described LED light-emitting section 7 are respectively equipped with stitch 7-1 and lower stitch 7-2, the shape of every LED light-emitting section 7, size, internal structure, electrical quantity are consistent, and described stem stem is comprised of base 2-1 and blast pipe 2-5.Between cell-shell 1 and stem stem, be vacuum seal cavity the gas that is filled with helium, the contour heat conduction of nitrogen.Described base 2-1 upper top is rectangular boss 2-1-1, extends upward the center fixed cylinder 2-3 of insulation at this rectangular boss 2-1-1 center.Also be provided with the 1st circuit board 6-1 and the 2nd circuit board 6-2, upper stitch 7-1 and the 1st circuit board 6-1 of one group of LED light-emitting section 7 are welded and fixed, lower stitch 7-2 and the 2nd circuit board 6-2 of this group LED light-emitting section 7 are welded and fixed, become LED light-emitting section assembly, on the 2nd circuit board 6-2, be provided with two electric contact 6-2-1, by arranging of the 1st circuit board 6-1 and the upper copper-foil conducting electricity of the 2nd circuit board 6-2, make this group LED light-emitting section 7 become required connection in series-parallel combination.In the 2nd circuit board 6-2 central authorities, have rectangular groove 6-2-2, be closely connected with the rectangular boss 2-1-1 coupling of base 2-1, in the 1st circuit board 6-1 central authorities, have circular hole, be closely connected with described center fixed cylinder 2-3 coupling.
The quantity of described one group of LED light-emitting section 7 is 2～16, and the present embodiment is 8.Described rectangular boss 2-1-1 clamp has two wires, and its one end is connected with the electric contact 6-2-1 of the 2nd circuit board 6-2, and its other end is connected with LED power supply 4 outputs.The 1st circuit board 6-1 of the present embodiment and the shape of the 2nd circuit board 6-2 are selected petal, also can select other polygons or polygonal.Being shaped as of described LED light-emitting section assembly is conical or cylindrical.Described cell-shell 1 can be selected A shape bubble or B shape bubble or C shape bubble or G shape bubble or T shape bubble or R shape bubble or M shape bubble.Cell-shell 1 can adopt transparent bubble or frosted bubble or dusting bubble.
Claims (7)
1. a LED bulb, comprise cell-shell (1), stem stem, plastic casing (3), LED power supply (4), lamp holder (5), LED light-emitting section (7), described LED power supply (4) is arranged in plastic casing (3) cavity, the input of LED power supply (4) is connected with two ac electrodes of lamp holder (5) respectively, the two ends of described LED light-emitting section (7) are respectively equipped with stitch (7-1) and lower stitch (7-2), described stem stem is comprised of base (2-1) and blast pipe (2-5), between described cell-shell (1) and stem stem, be vacuum seal cavity the helium that is filled with high heat conduction, nitrogen gas, it is characterized in that: described base (2-1) upper top is rectangular boss (2-1-1), at this rectangular boss (2-1-1) center, extend upward the center fixed cylinder (2-3) of insulation, also be provided with the 1st circuit board (6-1) and the 2nd circuit board (6-2), the upper stitch (7-1) of one group of LED light-emitting section (7) is welded and fixed with the 1st circuit board (6-1), the lower stitch (7-2) of this group LED light-emitting section (7) is welded and fixed with the 2nd circuit board (6-2), become LED light-emitting section assembly, on the 2nd circuit board (6-2), be provided with two electric contacts (6-2-1), by arranging of the 1st circuit board (6-1) and the upper copper-foil conducting electricity of the 2nd circuit board (6-2), make this group LED light-emitting section (7) become series connection or connection in series-parallel combination, in the 2nd circuit board (6-2) central authorities, have rectangular groove (6-2-2), be closely connected with rectangular boss (2-1-1) coupling of base (2-1), in the 1st circuit board (6-1) central authorities, have circular hole, be closely connected with described center fixed cylinder (2-3) coupling.
2. LED bulb according to claim 1, is characterized in that: the quantity of described one group of LED light-emitting section (7) is 2～16.
3. LED bulb according to claim 1, is characterized in that: described rectangular boss (2-1-1) clamp has two wires, and its one end is connected with the electric contact (6-2-1) of the 2nd circuit board (6-2), and its other end is connected with LED power supply (4) output.
4. LED bulb according to claim 1, is characterized in that: the shape of described the 1st circuit board (6-1) and the 2nd circuit board (6-2) is petal.
5. LED bulb according to claim 1, is characterized in that: being shaped as of described LED light-emitting section assembly is conical or cylindrical.
6. LED bulb according to claim 1, is characterized in that: described cell-shell (1) is A shape bubble or B shape bubble or C shape bubble or G shape bubble or T shape bubble or R shape bubble or M shape bubble.
7. LED bulb according to claim 1, is characterized in that: described cell-shell (1) is transparent bubble or frosted bubble or dusting bubble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410010164.2A CN103672531B (en) | 2014-01-10 | 2014-01-10 | A kind of LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410010164.2A CN103672531B (en) | 2014-01-10 | 2014-01-10 | A kind of LED bulb |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103672531A true CN103672531A (en) | 2014-03-26 |
| CN103672531B CN103672531B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410010164.2A Active CN103672531B (en) | 2014-01-10 | 2014-01-10 | A kind of LED bulb |
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| Country | Link |
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| CN (1) | CN103672531B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953861A (en) * | 2014-04-02 | 2014-07-30 | 厦门市东林电子有限公司 | Integrated heat radiation type LED (light emitting diode) bulb |
| CN103982805A (en) * | 2014-06-04 | 2014-08-13 | 浙江九阳光电有限公司 | LED bulb |
| CN104329640A (en) * | 2014-11-05 | 2015-02-04 | 海宁市新光源照明有限责任公司 | LED (Light Emitting Diode) lamp bulb light strip connecting portion structure and LED lamp bulb light strip and conducting wire connection method |
| CN104763892A (en) * | 2015-03-25 | 2015-07-08 | 四川柏狮光电技术有限公司 | Extensible LED lamp filament light-emitting module, LED lamp and manufacturing method thereof |
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| CN202017941U (en) * | 2011-04-22 | 2011-10-26 | 德清新明辉电光源有限公司 | LED illumination lamp |
| EP2416056A2 (en) * | 2010-08-05 | 2012-02-08 | Liquidleds Lighting Corporation | Method of assembling an airtight LED light bulb |
| US20120033440A1 (en) * | 2011-02-04 | 2012-02-09 | Switch Bulb Company, Inc. | Expandable liquid volume in an led bulb |
| CN202546349U (en) * | 2012-03-12 | 2012-11-21 | 浙江锐迪生光电有限公司 | Light-emitting diode (LED) bulb |
| CN202834833U (en) * | 2012-07-04 | 2013-03-27 | 佛山电器照明股份有限公司 | Even illumination type light-emitting diode (LED) lamp |
| CN203641953U (en) * | 2014-01-10 | 2014-06-11 | 佛山电器照明股份有限公司 | LED bulb |
-
2014
- 2014-01-10 CN CN201410010164.2A patent/CN103672531B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2416056A2 (en) * | 2010-08-05 | 2012-02-08 | Liquidleds Lighting Corporation | Method of assembling an airtight LED light bulb |
| US20120033440A1 (en) * | 2011-02-04 | 2012-02-09 | Switch Bulb Company, Inc. | Expandable liquid volume in an led bulb |
| CN202017941U (en) * | 2011-04-22 | 2011-10-26 | 德清新明辉电光源有限公司 | LED illumination lamp |
| CN202546349U (en) * | 2012-03-12 | 2012-11-21 | 浙江锐迪生光电有限公司 | Light-emitting diode (LED) bulb |
| CN202834833U (en) * | 2012-07-04 | 2013-03-27 | 佛山电器照明股份有限公司 | Even illumination type light-emitting diode (LED) lamp |
| CN203641953U (en) * | 2014-01-10 | 2014-06-11 | 佛山电器照明股份有限公司 | LED bulb |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953861A (en) * | 2014-04-02 | 2014-07-30 | 厦门市东林电子有限公司 | Integrated heat radiation type LED (light emitting diode) bulb |
| CN103982805A (en) * | 2014-06-04 | 2014-08-13 | 浙江九阳光电有限公司 | LED bulb |
| CN104329640A (en) * | 2014-11-05 | 2015-02-04 | 海宁市新光源照明有限责任公司 | LED (Light Emitting Diode) lamp bulb light strip connecting portion structure and LED lamp bulb light strip and conducting wire connection method |
| CN104763892A (en) * | 2015-03-25 | 2015-07-08 | 四川柏狮光电技术有限公司 | Extensible LED lamp filament light-emitting module, LED lamp and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103672531B (en) | 2015-08-19 |
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Effective date of registration: 20231228 Address after: Unit 501-505, Building B2, Qiandenghu Venture Capital Town Core Area (Self numbered), No. 6 Guilan North Road, Guicheng Street, Nanhai District, Foshan City, Guangdong Province, 528299 (Residence Application) (Office Use Only) Patentee after: Foshan Fozhao Zhicheng Technology Co.,Ltd. Address before: No.64 Fenjiang North Road, Chancheng District, Foshan City, Guangdong Province 528000 Patentee before: FOSHAN ELECTRICAL AND LIGHTING Co.,Ltd. |