CN203641953U - LED bulb - Google Patents
LED bulb Download PDFInfo
- Publication number
- CN203641953U CN203641953U CN201420013321.0U CN201420013321U CN203641953U CN 203641953 U CN203641953 U CN 203641953U CN 201420013321 U CN201420013321 U CN 201420013321U CN 203641953 U CN203641953 U CN 203641953U
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- China
- Prior art keywords
- circuit board
- led
- led light
- emitting section
- bubble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
Disclosed is an LED bulb which comprising a bulb shell, a stem, a plastic housing, an LED power source, a bulb holder and a group of LED light-emitting bars. The upper portion of a base of the stem is a strip boss, the center of the strip boss extends upwardly to form an insulating center fixing cylinder, the group of LED light-emitting bars is mounted on a first circuit board and a second circuit board to from an LED light-emitting bar component which is embedded on the strip boss and the center fixing cylinder, the LED light-emitting bars become a series or series parallel combination through layout of conductive copper foil on the first and second circuit boards, and the LED power source supplies power to the LED light-emitting bars. By the light-emitting bar component structure of the LED bulb, reliability of the LED bulb can be improved while service life of the same can be prolonged; the LED light-emitting bar component can be preassembled independently, thus mass production can be realized, production efficiency is improved, and production cost is lowered.
Description
Technical field
The utility model relates to LED electric light source technology field, particularly a kind of LED bulb.
Background technology
There is the characteristic such as spot light and directionality because LED is luminous, 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 structure and assembly technology complexity, shortcoming that production efficiency is lower.
Summary of the invention
The purpose of this utility model 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.
The technical solution that the utility model proposes 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 made up 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, upwards be extended with 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, have rectangular groove 6-2-2 in the 2nd circuit board 6-2 central authorities, be closely connected with the rectangular boss 2-1-1 coupling of base 2-1, have circular hole in the 1st circuit board 6-1 central authorities, 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 utlity model has following beneficial effect:
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.
Brief description of the drawings
Fig. 1 is the LED bulb structure schematic diagram of an embodiment of the utility model, 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.
Detailed description of the invention
By embodiment below, the utility model is further elaborated.
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 made up 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, is upwards extended with 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.Have rectangular groove 6-2-2 in the 2nd circuit board 6-2 central authorities, be closely connected with the rectangular boss 2-1-1 coupling of base 2-1, have circular hole in the 1st circuit board 6-1 central authorities, 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 made up 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), upwards be extended with 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), 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, have rectangular groove (6-2-2) in the 2nd circuit board (6-2) central authorities, be closely connected with rectangular boss (2-1-1) coupling of base (2-1), have circular hole in the 1st circuit board (6-1) central authorities, 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 |
|---|---|---|---|
| CN201420013321.0U CN203641953U (en) | 2014-01-10 | 2014-01-10 | LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420013321.0U CN203641953U (en) | 2014-01-10 | 2014-01-10 | LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203641953U true CN203641953U (en) | 2014-06-11 |
Family
ID=50873197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420013321.0U Withdrawn - After Issue CN203641953U (en) | 2014-01-10 | 2014-01-10 | LED bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203641953U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672531A (en) * | 2014-01-10 | 2014-03-26 | 佛山电器照明股份有限公司 | LED (light-emitting diode) bulb |
| WO2016049999A1 (en) * | 2014-09-29 | 2016-04-07 | 上海亮威照明电器有限公司 | Led lamp bulb |
-
2014
- 2014-01-10 CN CN201420013321.0U patent/CN203641953U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672531A (en) * | 2014-01-10 | 2014-03-26 | 佛山电器照明股份有限公司 | LED (light-emitting diode) bulb |
| WO2016049999A1 (en) * | 2014-09-29 | 2016-04-07 | 上海亮威照明电器有限公司 | Led lamp bulb |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20150819 |
|
| RGAV | Abandon patent right to avoid regrant |