CN201983043U - Efficient heat dissipation type LED (light-emitting diode) fluorescent tube - Google Patents
Efficient heat dissipation type LED (light-emitting diode) fluorescent tube Download PDFInfo
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- CN201983043U CN201983043U CN201120040645XU CN201120040645U CN201983043U CN 201983043 U CN201983043 U CN 201983043U CN 201120040645X U CN201120040645X U CN 201120040645XU CN 201120040645 U CN201120040645 U CN 201120040645U CN 201983043 U CN201983043 U CN 201983043U
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- light source
- source board
- fluorescent tube
- led
- heat radiation
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Abstract
The utility model discloses an efficient heat dissipation type LED (light-emitting diode) fluorescent tube, comprising a heat dissipation body, an LED light source board, a power supply, a transparent mask and plugs at two ends, wherein the power supply is arranged in the heat dissipation body. The efficient heat dissipation type LED fluorescent tube is characterized in that a light source board fixing trough is arranged on the outer surface of the heat dissipation body, one side of the light source fixing trough is set as a board side clamping trough with an acute angle, one side of the LED light source board is inserted into the board side clamping trough, and the other side of the LED light source board is fixed in the light source board fixing trough through multiple bolts; the transparent mask is installed above the light source board fixing trough of the heat dissipation body and covers the LED light source board; and the plugs at the two ends are arranged at two ends of a tube shell formed by the transparent mask of the heat dissipation body. The LED fluorescent tube has a simple and reasonable structure, a COB (Chip On Board) light source is adopted for the light source board, and by matching with a unique section bar heat dissipation body structure, one side of the light source board is matched with the clamping trough, and the other side of the light source board is fixed through the bolts, therefore, thermal resistance can be obviously reduced, heat dissipation is facilitated, the attenuation of the LED light source can be reduced, and the service life of the LED light source is prolonged. In addition, a single light source and double light source inside the LED fluorescent tube can be selected or combined for use, and the efficient heat dissipation type LED fluorescent tube has the advantage of strong appearance aesthetics.
Description
Technical field
The utility model relates to LED fluorescent tube technical field, especially is a kind of high efficiency and heat radiation formula LED fluorescent tube.
Background technology
Existing LED fluorescent tube on the market generally all can be provided with radiator on lamp body, so that in time the heat that LED is produced looses; Yet, traditional cooling type LED fluorescent tube, still have the following disadvantages: the LED fluorescent tube on (1) existing market, also be provided with the light source board mounting groove on its radiator, the both sides of mounting groove are the draw-in groove form, when the led light source plate is installed, the both sides of the edge of light source board to be inserted in two side bayonet slots of mounting groove, to limit the light source board position, this two ends clamp groove form had both increased the thermal resistance face between light source board and the draw-in groove, cause thermal resistance higher, be unfavorable for heat radiation, and its installation is comparatively loaded down with trivial details, inconvenient; (2) be subjected to traditional led light source structure influence, LED lamp pearl need be by pcb board with the heat transferred radiator, therefore, in fact pcb board has constituted the thermal resistance between LED lamp pearl and the radiator, influence its radiating effect, quicken the light decay of LED lamp pearl easily, damage its service life; (3) existing LED fluorescent tube, its inner led light source is single, does not have single, double light source selection or is used in combination function, therefore, can't satisfy the different use occasion needs of people.
The utility model content
The purpose of this utility model is to overcome all deficiencies that above-mentioned prior art exists, and provide a kind of simple and reasonable for structure, light source board adopts the COB light source, and cooperates unique section bar radiator structure, and making light source board one side is that draw-in groove cooperates, opposite side is that screw is fixed, can obviously reduce thermal resistance, help heat radiation, and can reduce the led light source decay, increase the service life, inner single two light sources can be selected or be used in combination, and are rich in the LED fluorescent tube of strong aesthetic appearance.
The purpose of this utility model is to realize like this.
High efficiency and heat radiation formula LED fluorescent tube, comprise radiator, the led light source plate, power supply, printing opacity face shield and two ends plug, power supply places in the radiator, it is characterized in that, the outer surface of described radiator is provided with the light source board holddown groove, light source board holddown groove one side is arranged to have the edges of boards card entry slot of acute angle angle, led light source plate one side is inserted in the edges of boards card entry slot, opposite side is fixed in the light source board holddown groove by a plurality of screws, the printing opacity face shield is installed in radiator light source board holddown groove top, and covering the led light source plate, the two ends plug is arranged on the fluorescent tube shell two ends that are made of radiator printing opacity face shield.This kind of LED fluorescent tube, improve by structure radiator, in light source board holddown groove one side the edges of boards card entry slot is set, opposite side leaves can be for the structure of screw fit, when making light source board fixedly, earlier the side plate limit of light source board is inserted (directly clinching) in the edges of boards card entry slot, with screw the opposite side edges of boards of light source board are fixed again, both reduce the thermal resistance face, reduced thermal resistance, helped heat radiation, and, light source board need not both sides (head) draw-in groove and fixes, its installation is more convenient, and the opposite side edges of boards of light source board are fixed by screw, and its connection is more firm; Have again, because the semi-cylindrical form and the smooth exterior of radiator, and the printing opacity face shield of cooperation lower surface, the common LED fluorescent tube shell that constitutes the smoothness of haveing a graceful figure makes it be rich in strong aesthetic appearance; And, being removable connection between section bar radiator, led light source plate, power supply, printing opacity face shield and the two ends plug, its installation is simple and easy, easy to maintenance.
The purpose of this utility model can also adopt following technical measures to solve.
As scheme more specifically, described light source board holddown groove comprises the protruding spacing of heat radiation plane, bottom and both sides, wherein the protruding spacing of a side is made of horizontal supporting face and oblique confined planes, constitute edges of boards card entry slot between horizontal supporting face and the oblique confined planes with acute angle angle, the protruding spacing of opposite side then is made of horizontal supporting face and differential of the arc shape vertical walls, the both sides of the edge bearing of led light source plate is on the horizontal supporting face of holddown groove both sides, one lateral edges of light source board is spacing by the fastening of edges of boards card entry slot, and opposite side is fixed by screw.
As better embodiment, the horizontal supporting face of described light source board holddown groove both sides is higher than the bottom radiating surface, so that leave the space between led light source plate and the heat radiation plane, bottom, the space had both helped heat and can smoothly conduct, dissipate, reduce light decay better, ensure the service life of led light source.
As the fixing more specifically structure of screw, there is the gap between the horizontal supporting face of described light source board holddown groove one side band differential of the arc shape vertical walls and the bottom heat radiation wall, the led light source plate has a plurality of breach near the edge of this horizontal supporting face one side, a plurality of screws pass corresponding breach respectively and are inserted in the gap, so that the led light source plate is fixed in the light source board holddown groove, make the connection of light source board more firm.
Heat radiation plane, described bottom and the protruding spacing of both sides are the integral one-step molding structure.
Described radiator is the aluminium section bar radiator, and the lower surface of aluminium section bar radiator is provided with the light source board holddown groove along its length bearing of trend, that is: the approximate oblong-shaped of light source board holddown groove.
As better embodiment, described led light source plate is the COB light source board, makes LED lamp pearl and pcb board constitute one, helps heat fast, pass comprehensively, overcome the common LED light source board of prior art, because of there is the not good defective of radiating effect in pcb board as thermal resistance.
In order to satisfy the different use needs of people, the lower surface of described section bar radiator is provided with single, double two groups of led light sources, makes the inner single, double light source replacement function that keeps, and can use single, double COB light source by client's different needs.
The beneficial effects of the utility model are as follows.
(1) LED fluorescent tube of the present utility model, adopt the COB light source as light emitting source, make LED lamp pearl and pcb board formation one, help heat fast, pass comprehensively, overcome the common LED light source board of prior art, because of there is the not good defective of radiating effect in pcb board as thermal resistance.
(2) the section bar radiator unique design of this kind of fluorescent tube, in light source board holddown groove one side the edges of boards card entry slot is set, opposite side leaves can be for the structure of screw fit, when making light source board fixedly, earlier the side plate limit of light source board is inserted (directly clinching) in the edges of boards card entry slot, with screw the opposite side edges of boards of light source board are fixed again, both reduce the thermal resistance face, reduced thermal resistance, help heat radiation, and light source board need not both sides (head) draw-in groove and fixes, and its installation is more convenient, the opposite side edges of boards of light source board are fixed by screw, and its connection is more firm; Have again, because the semi-cylindrical form and the smooth exterior of radiator, and the printing opacity face shield of cooperation lower surface, the common LED fluorescent tube shell that constitutes the smoothness of haveing a graceful figure makes it be rich in strong aesthetic appearance; And, being removable connection between section bar radiator, led light source plate, power supply, printing opacity face shield and the two ends plug, its installation is simple and easy, easy to maintenance; (3) in order to satisfy the different use needs of people, the lower surface of described section bar radiator is provided with single, double two groups of led light sources, makes the inner single, double light source replacement function that keeps, and can use single, double COB light source by client's different needs.
Description of drawings
Fig. 1 is the front view of the utility model high efficiency and heat radiation formula LED fluorescent tube.
Fig. 2 is the fluorescent tube stereogram of Fig. 1.
Fig. 3 is the fluorescent tube explosive view of Fig. 1.
Fig. 4 is the D place enlarged drawing of Fig. 3.
The specific embodiment
As shown in Figures 1 to 4, a kind of high efficiency and heat radiation formula LED fluorescent tube, comprise radiator 1, led light source plate 2, power supply 3, printing opacity face shield 4 and two ends plug 5,6, power supply 3 places in the radiator 1, it is characterized in that, the outer surface of described radiator 1 is provided with light source board holddown groove 7, light source board holddown groove 7 one sides are arranged to have the edges of boards card entry slot 71 of acute angle angle, led light source plate 2 one sides are inserted in the edges of boards card entry slot 71, opposite side is fixed in the light source board holddown groove 7 by a plurality of screws 8, printing opacity face shield 4 is installed in light source board holddown groove 7 tops of radiator 1, and cover led light source plate 2, two ends plug 5,6 are arranged on the fluorescent tube shell two ends that are made of radiator 1 and printing opacity face shield 4; Described led light source plate 2 is COB light source boards, makes LED lamp pearl and pcb board constitute one, helps heat fast, pass comprehensively, overcomes the common LED light source board of prior art, because of there is the not good defective of radiating effect in pcb board as thermal resistance.
As more detailed scheme, above-mentioned light source board holddown groove 7 comprises protruding spacing B, the C of bottom heat radiation plane A and both sides, wherein the protruding spacing B of a side is made of horizontal supporting face B1 and oblique confined planes B2, constitute edges of boards card entry slot 71 between horizontal supporting face B1 and the oblique confined planes B2 with acute angle angle, the protruding spacing C of opposite side then is made of horizontal supporting face C1 and differential of the arc shape vertical walls C2, and the 2 both sides of the edge bearings of led light source plate are on horizontal supporting face B1, the C1 of holddown groove both sides; And horizontal supporting face B1, the C1 of described light source board holddown groove 7 both sides are higher than bottom radiating surface A, so that leave the space between led light source plate 2 and the bottom heat radiation plane A, the space had both helped heat can smoothly conduct, dissipate, and reduces light decay better, ensures the service life of led light source.
There is gap E between the horizontal supporting face C1 of described light source board holddown groove 7 one side band differential of the arc shape vertical walls and the bottom heat radiation plane A, led light source plate 2 has a plurality of breach F near the edge of this horizontal supporting face C1 one side, a plurality of screws 8 pass corresponding breach F respectively and are inserted in the E of gap, so that led light source plate 2 is fixed in the light source board holddown groove 7.
Protruding spacing B, the C of above-mentioned bottom heat radiation plane A and both sides are the integral one-step molding structure.
As more detailed scheme, described radiator 1 is the aluminium section bar radiator, and the lower surface of aluminium section bar radiator 1 is provided with light source board holddown groove 7 along its length bearing of trend.
In order to satisfy the different use needs of people, the lower surface of described section bar radiator 1 is provided with single, double two groups of led light sources, makes the inner single, double light source replacement function that keeps, and can use single, double COB light source by client's different needs.
Claims (8)
1. high efficiency and heat radiation formula LED fluorescent tube, comprise radiator (1), led light source plate (2), power supply (3), printing opacity face shield (4) and two ends plug (5,6), power supply (3) places in the radiator (1), it is characterized in that, the outer surface of described radiator (1) is provided with light source board holddown groove (7), light source board holddown groove (7) one sides are arranged to have the edges of boards card entry slot (71) of acute angle angle, led light source plate (2) one sides are inserted in the edges of boards card entry slots (71), opposite side is fixed in the light source board holddown groove (7) by a plurality of screws (8), printing opacity face shield (4) is installed in light source board holddown groove (7) top of radiator (1), and cover led light source plate (2), two ends plug (5,6) be arranged on the fluorescent tube shell two ends that constitute by radiator (1) and printing opacity face shield (4).
2. according to the described high efficiency and heat radiation formula of claim 1 LED fluorescent tube, it is characterized in that, described light source board holddown groove (7) comprises heat radiation plane (A), bottom, and the protruding spacing (B of both sides, C), wherein protruding spacing (B) of a side is made of horizontal supporting face (B1) and oblique confined planes (B2), constitute edges of boards card entry slot (71) between horizontal supporting face (B1) and the oblique confined planes (B2) with acute angle angle, protruding spacing (C) of opposite side then is made of horizontal supporting face (C1) and differential of the arc shape vertical walls (C2), and led light source plate (2) both sides of the edge bearing is at the horizontal supporting face (B1 of holddown groove both sides, C1) on.
3. according to the described high efficiency and heat radiation formula of claim 2 LED fluorescent tube, it is characterized in that, the horizontal supporting face (B1, C1) of described light source board holddown groove (7) both sides is higher than bottom radiating surface (A), so that leave the space between led light source plate (2) and the heat radiation plane, bottom (A).
4. according to the described high efficiency and heat radiation formula of claim 3 LED fluorescent tube, it is characterized in that, there is gap (E) between the horizontal supporting face (C1) of described light source board holddown groove (7) one side band differential of the arc shape vertical walls and the heat radiation plane, bottom (A), led light source plate (2) has a plurality of breach (F) near the edge of this horizontal supporting face (C1) side, a plurality of screws (8) pass corresponding breach (F) respectively and are inserted in the gap (E), so that led light source plate (2) is fixed in the light source board holddown groove (7).
5. according to the described high efficiency and heat radiation formula of claim 2 LED fluorescent tube, it is characterized in that protruding spacing (B, the C) of heat radiation plane (A), described bottom and both sides is the integral one-step molding structure.
6. according to the described high efficiency and heat radiation formula of claim 2 LED fluorescent tube, it is characterized in that described radiator (1) is the aluminium section bar radiator, the lower surface of aluminium section bar radiator (1) is provided with light source board holddown groove (7) along its length bearing of trend.
7. according to the described high efficiency and heat radiation formula of claim 1 LED fluorescent tube, it is characterized in that described led light source plate (2) is the COB light source board.
8. according to the described high efficiency and heat radiation formula of claim 1 LED fluorescent tube, it is characterized in that the lower surface of described radiator (1) is provided with single, double two groups of led light sources.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120040645XU CN201983043U (en) | 2011-02-17 | 2011-02-17 | Efficient heat dissipation type LED (light-emitting diode) fluorescent tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120040645XU CN201983043U (en) | 2011-02-17 | 2011-02-17 | Efficient heat dissipation type LED (light-emitting diode) fluorescent tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201983043U true CN201983043U (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120040645XU Expired - Fee Related CN201983043U (en) | 2011-02-17 | 2011-02-17 | Efficient heat dissipation type LED (light-emitting diode) fluorescent tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201983043U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| TWI458391B (en) * | 2012-02-07 | 2014-10-21 | Polar Lights Opto Co Ltd | Cob-typed light board with switchable spectrums |
-
2011
- 2011-02-17 CN CN201120040645XU patent/CN201983043U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| TWI458391B (en) * | 2012-02-07 | 2014-10-21 | Polar Lights Opto Co Ltd | Cob-typed light board with switchable spectrums |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: FOSHAN SUNBAY OPTO ELECTRONICS Co.,Ltd. Assignor: Luo Jianguo Contract record no.: 2012440000374 Denomination of utility model: Efficient heat dissipation type LED (light-emitting diode) fluorescent tube Granted publication date: 20110921 License type: Exclusive License Record date: 20120711 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20140217 |