CN201875460U - LED (light-emitting diode) fluorescent tube - Google Patents
LED (light-emitting diode) fluorescent tube Download PDFInfo
- Publication number
- CN201875460U CN201875460U CN2010205433660U CN201020543366U CN201875460U CN 201875460 U CN201875460 U CN 201875460U CN 2010205433660 U CN2010205433660 U CN 2010205433660U CN 201020543366 U CN201020543366 U CN 201020543366U CN 201875460 U CN201875460 U CN 201875460U
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- Prior art keywords
- aluminium section
- cover
- heat radiation
- section bar
- tongue
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- Expired - Fee Related
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Abstract
The utility model discloses an LED (light-emitting diode) fluorescent tube and belongs to the field of illumination. The LED fluorescent tube comprises a heat dissipation aluminium section, a PC (polycarbonate) cover, a printed circuit board (PCB) with an LED light source, a power supply and end covers, wherein the PCB with the LED light source is directly placed on the heat dissipation aluminium section; the power supply is placed in the heat dissipation aluminium section; the PC cover is arranged on the heat dissipation aluminium section; the end covers are arranged at both ends of the heat dissipation aluminium section and the PC cover; clamping slots are arranged on the heat dissipation aluminium section; both sides of the PC cover are respectively provided with an inverted buckle; the clamping slots on the heat dissipation aluminium section are matched with the inverted buckles on the PC cover; both sides of the PC cover are respectively provided with an arc-shaped sheets; and a tongue-shaped sheet is arranged on each inverted buckle and extends obliquely outwards. The LED fluorescent tube has high luminous efficiency, long service life and lower manufacturing cost and prolongs the service life of LEDs.
Description
Technical field
The utility model LED fluorescent tube belongs to lighting field.
Background technology
At present, the fluorescent tube that closes LED day that uses in market is divided into on-chip power and external two kinds, lamp outer casing adopts heat radiation aluminium section bar and PC cover to form more, the PCB of mounting strap led light source in the fluorescent tube, the fixedly employing screw of the PCB of band led light source is fixed or is directly inserted in the heat radiation aluminium section bar, the heat radiation aluminium section bar adopts the mode of outer button or interior button to be connected with the PC cover, adopt the PCB frame mode of metal screw or PLASTIC SCREWS fixed band led light source to have following problem: the led light source skewness, the creep age distance of metal screw and PCB circuit is not enough, the PLASTIC SCREWS insufficient strength, fragile during installation, the mounting process complexity, production efficiency is low.The PCB of band led light source adopts the frame mode that directly inserts in the heat radiation aluminium section bar to have following problem: the heat radiation of led light source is bad, and the bad meeting of dispelling the heat causes the light decay aggravation of LED, shortens the service life of LED; The thermal grease skewness, the PCB of band led light source easily wipes thermal grease off when inserting, and the thermal grease skewness can cause the led light source heat radiation bad.
The aluminium section bar that dispels the heat in the market adopts the mode of outer button or interior button to be connected with the PC cover, and it is not fastening that this dual mode all exists the PC cover to connect, and gets loose easily.Especially the PC cover easily comes off in transportation.
The utility model content
The purpose of this utility model is to avoid the deficiencies in the prior art part, provides a kind of heat radiation good, high light efficiency, and compact conformation is installed LED fluorescent tube simply and easily.
The purpose of this utility model reaches by following measure, the LED fluorescent tube is to comprise by the heat radiation aluminium section bar, the PC cover, the PCB of band led light source, power supply, end cap is formed, the PCB of band led light source directly is placed on the heat radiation aluminium section bar, power supply is placed in the heat radiation aluminium section bar, and the PC cover is installed on the heat radiation aluminium section bar, and end cap is installed in heat radiation aluminium section bar and PC cover two ends, on the heat radiation aluminium section bar, draw-in groove is arranged, respectively there is a back-off on both sides on the PC cover, and the draw-in groove on the heat radiation aluminium section bar cooperates with the back-off on the PC cover, and respectively there is an arc thin slice on both sides on the PC cover.
The utility model scribbles thermal grease in heat radiation on the aluminium section bar, and the PCB of band led light source directly is placed on the thermal grease on the heat radiation aluminium section bar.
The utility model is provided with a tongue-like pieces on back-off, tongue-like pieces is outward-dipping stretches out.Utilize the back-off of PC cover the inside to fix, will fix with the PCB of led light source and compress by the distortion of outward-dipping tongue-like pieces of stretching out on the back-off with the heat radiation aluminium section bar
During use, the distortion that utilizes PC cover the inside to lean now to one side, then to the other to buckle outward-dipping tongue-like pieces of stretching out fits tightly the PCB of band led light source and heat radiation aluminium section bar, heat when led light source is worked fully leaves, back-off is buckled on the heat radiation aluminium section bar it can not be moved up and down simultaneously, the arc thin slice that stretch out on both sides, PC cover outside is close on the heat radiation aluminium section bar, make it can not move left and right, make the PC cover PCB of band led light source can be fixedly secured and self also fixedly secure on the heat radiation aluminium section bar.
The PCB of band led light source of the present utility model directly is placed on the heat radiation aluminium section bar.
The utility model luminous efficiency height, service life overlength, the cost cost is lower, being connected of the PCB of band led light source and the aluminium section bar that dispels the heat need not use screw and can reach and closely cooperate, heat fully leaves when making led light source work, has reduced the light decay of LED, has improved the service life of LED.Simply and effectively installation has improved production efficiency greatly, has reduced production cost.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model.
Accompanying drawing 2 is structural representations of the present utility model.
Accompanying drawing 3 is structural representations of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with embodiment.
Among the figure: heat radiation aluminium section bar 1, PC cover 2, the PCB 3 of band led light source, power supply 4, end cap 5, plug button 6, self-tapping screw 7, draw-in groove 8, back-off 9, arc thin slice 10, tongue-like pieces 11.
Shown in accompanying drawing 1, accompanying drawing 2, the utility model LED fluorescent tube is by heat radiation aluminium section bar 1, PC cover 2, the PCB 3 of band led light source, power supply 4, end cap 5, plug button 6, self-tapping screw 7 constitutes, and coats thermal grease on the heat radiation aluminium section bar, and the PCB of band led light source directly is placed on the thermal grease on the heat radiation aluminium section bar, power supply is placed in the heat radiation aluminium section bar, PC cover is installed on the heat radiation aluminium section bar, and end cap is installed in heat radiation aluminium section bar and PC cover two ends, and end cap 5 usefulness self-tapping screws 7 in two ends are locked to fill in and buckled 6 and get final product.On the heat radiation aluminium section bar, draw-in groove 8 is arranged, respectively there is a back-off 9 on both sides on the PC cover, draw-in groove on the heat radiation aluminium section bar cooperates with the back-off on the PC cover, respectively there is an arc thin slice 10 on both sides on the PC cover, the one outward-dipping tongue-like pieces of stretching out 11 is set on back-off 9, utilize the back-off of PC cover the inside to fix, will fix with the PCB of led light source and compress by the distortion of outward-dipping tongue-like pieces of stretching out on the back-off with the heat radiation aluminium section bar.During use, utilize the distortion of the tongue-like pieces on both sides, PC cover the inside to fix with the PCB of led light source and to compress, simultaneously back-off is buckled on the heat radiation aluminium section bar it can not be moved up and down, and the arc thin slice that stretch out on both sides, PC cover outside is close on the heat radiation aluminium section bar, makes it can not move left and right.
As shown in Figure 3, the PCB3 of the utility model band led light source directly is placed on the heat radiation aluminium section bar 1, PC cover 2 is installed on the heat radiation aluminium section bar, respectively there is an arc thin slice 10 on both sides on the PC cover, on both sides, PC cover the inside one back-off 9 being arranged respectively, is tongue-like pieces 11 on the back-off next door, utilizes the back-off on both sides, PC cover the inside and heat radiation aluminium section bar to fix, on the heat radiation aluminium section bar draw-in groove 8 is arranged, the arc thin slice that stretches out by both sides on the PC cover compresses.The distortion of the tongue-like pieces on both sides, PC cover the inside will be fixed with the PCB of led light source and compress, the PCB and the heat radiation aluminium section bar of band led light source are fitted tightly, heat when led light source is worked fully leaves, back-off is buckled on the heat radiation aluminium section bar it can not be moved up and down simultaneously, the arc thin slice that stretch out on both sides, PC cover outside is close to and makes it can not move left and right on the heat radiation aluminium section bar, makes the PC cover PCB of band led light source can be fixedly secured and self also fixedly secure on the heat radiation aluminium section bar.
Claims (4)
1. LED fluorescent tube, comprise by the heat radiation aluminium section bar, the PC cover, the PCB of band led light source, power supply, end cap is formed, the PCB of band led light source directly is placed on the heat radiation aluminium section bar, power supply is placed in the heat radiation aluminium section bar, and the PC cover is installed on the heat radiation aluminium section bar, and end cap is installed in heat radiation aluminium section bar and PC cover two ends, it is characterized in that on the heat radiation aluminium section bar, draw-in groove being arranged, respectively there is a back-off on both sides on the PC cover, and the draw-in groove on the heat radiation aluminium section bar cooperates with the back-off on the PC cover, and respectively there is an arc thin slice on both sides on the PC cover, one tongue-like pieces is set on back-off, tongue-like pieces is outward-dipping stretches out, and a tongue-like pieces is set on back-off, and tongue-like pieces is outward-dipping stretches out.
2. LED fluorescent tube according to claim 1 is characterized in that thermal grease on heat radiation has on the aluminium section bar, and the PCB of band led light source directly is placed on the thermal grease on the heat radiation aluminium section bar.
3. LED fluorescent tube according to claim 1 is characterized in that being provided with a tongue-like pieces on back-off, tongue-like pieces is outward-dipping stretches out, and a tongue-like pieces is set on back-off, and tongue-like pieces is outward-dipping stretches out.
4. LED fluorescent tube according to claim 1, it is characterized in that on back-off, being provided with a tongue-like pieces, tongue-like pieces is outward-dipping stretches out, one tongue-like pieces is set on back-off, tongue-like pieces is outward-dipping stretches out, thermal grease on heat radiation has on the aluminium section bar, the PCB of band led light source directly are placed on the thermal grease on the heat radiation aluminium section bar.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205433660U CN201875460U (en) | 2010-09-22 | 2010-09-22 | LED (light-emitting diode) fluorescent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205433660U CN201875460U (en) | 2010-09-22 | 2010-09-22 | LED (light-emitting diode) fluorescent tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201875460U true CN201875460U (en) | 2011-06-22 |
Family
ID=44163377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205433660U Expired - Fee Related CN201875460U (en) | 2010-09-22 | 2010-09-22 | LED (light-emitting diode) fluorescent tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201875460U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313183A (en) * | 2011-09-23 | 2012-01-11 | 格瑞电子（厦门）有限公司 | Improved structure for light emitting diode (LED) lamp tube |
| CN102563430A (en) * | 2012-02-01 | 2012-07-11 | 天宝电子（惠州）有限公司 | LED fluorescent lamp with adjustable light projecting angle |
| CN102720955A (en) * | 2012-03-08 | 2012-10-10 | 内蒙古隆兴佰鸿照明科技有限责任公司 | Integral LED fluorescent lamp |
| CN102878468A (en) * | 2012-10-29 | 2013-01-16 | 浙江长虹电光源有限公司 | Light-gathering light-emitting diode (LED) lighting tube |
| CN103123056A (en) * | 2011-11-19 | 2013-05-29 | 秦皇岛鹏远光电子科技有限公司 | Light-emitting diode (LED) fluorescent lamp |
-
2010
- 2010-09-22 CN CN2010205433660U patent/CN201875460U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313183A (en) * | 2011-09-23 | 2012-01-11 | 格瑞电子（厦门）有限公司 | Improved structure for light emitting diode (LED) lamp tube |
| CN102313183B (en) * | 2011-09-23 | 2014-03-05 | 江苏日月照明电器有限公司 | Improved structure for light emitting diode (LED) lamp tube |
| CN103123056A (en) * | 2011-11-19 | 2013-05-29 | 秦皇岛鹏远光电子科技有限公司 | Light-emitting diode (LED) fluorescent lamp |
| CN102563430A (en) * | 2012-02-01 | 2012-07-11 | 天宝电子（惠州）有限公司 | LED fluorescent lamp with adjustable light projecting angle |
| CN102720955A (en) * | 2012-03-08 | 2012-10-10 | 内蒙古隆兴佰鸿照明科技有限责任公司 | Integral LED fluorescent lamp |
| CN102878468A (en) * | 2012-10-29 | 2013-01-16 | 浙江长虹电光源有限公司 | Light-gathering light-emitting diode (LED) lighting tube |
| CN102878468B (en) * | 2012-10-29 | 2015-09-09 | 浙江长虹电光源有限公司 | Light-focusing type LED lamp tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20130922 |