CN203686675U - LED lamp with long light-emitting face and good radiating performance - Google Patents
LED lamp with long light-emitting face and good radiating performance Download PDFInfo
- Publication number
- CN203686675U CN203686675U CN201320890659.XU CN201320890659U CN203686675U CN 203686675 U CN203686675 U CN 203686675U CN 201320890659 U CN201320890659 U CN 201320890659U CN 203686675 U CN203686675 U CN 203686675U
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- CN
- China
- Prior art keywords
- radiating tube
- light
- aluminum radiating
- led lamp
- guiding pillar
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- 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.)
- Expired - Lifetime
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 53
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 16
- 238000009792 diffusion process Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 238000010147 laser engraving Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Images
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED lamp with a long light-emitting face and good radiating performance. The LED lamp comprises an aluminum radiating tube with a semi-circular cross section, the aluminum radiating tube is provided with a light guide column, the light guide column and the aluminum radiating tube constitute a lamp tube together, the two ends of the light guide column are provided with lamp holders, the bottom face, close to the aluminum radiating tube, of the light guide column is provided with a light reflection layer, the aluminum radiating tube is provided with a cavity which is through in the axial direction, a power supply is arranged in the cavity, the power supply is electrically connected with the lamp holders, the structure of the LED lamp is more simplified, energy consumption is relatively reduced, compared with the structure that power supplies are installed at the two ends of the light guide column in the prior art, the LED lamp cannot influence lighting of the light guide column, the light-emitting face is long, the two ends of the light guide column are not shaded, heat produced by the power supply can be dissipated through the aluminum radiating tube, and the radiating effect is good. The LED lamp is simple, reasonable and compact in structure, convenient to install and low in implementation cost.
Description
Technical field
The utility model relates to LED lamp, is the LED lamp of a kind of luminous face length and perfect heat-dissipating specifically.
Background technology
LED lamp is as novel lighting source, and it has the features such as energy-saving and environmental protection, long service life, low consumption, has been widely used in the fields such as domestic lighting, highway lighting, operating mode illumination.Existing LED modulated structure, for comprising the conglobate light-guiding pillar of cross section, is axially installed a row or number bank light pearl along it in light-guiding pillar, in the end of light-guiding pillar, power supply is installed.There is following defect in this structure: 1, light-guiding pillar is glass material, and its heat dispersion is poor, uses for a long time LED lamp back light pearl to dispel the heat not in time, affects normal use and the life-span of light fixture; 2, be arranged on the end of light-guiding pillar due to power supply, make the heat-dissipating space of power supply little, be unfavorable for power supply heat sinking, or at position of source installation of heat radiator, complex structure; 3, owing to power supply being arranged on to the end of light-guiding pillar, power supply and radiator have occupied fluorescent tube length, and lamp luminescence face is restricted, and lamp tube ends exists shade; 4, need a row or multi-row lamp pearl, consume energy relatively large, complex structure, cost is high.Therefore, the LED modulated structure in conventional art need further improve and optimize.
utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of LED lamp, its luminous face length, perfect heat-dissipating.
The technical scheme in the invention for solving the technical problem is:
The LED lamp of a kind of luminous face length and perfect heat-dissipating, comprise the aluminum radiating tube of cross section semicircular in shape, on aluminum radiating tube, light-guiding pillar is installed, light-guiding pillar and aluminum radiating tube form fluorescent tube jointly, the two ends of described light-guiding pillar are provided with lamp holder, and light-guiding pillar is pressed close on the bottom surface of aluminum radiating tube to be provided with reflector layer; On described aluminum radiating tube, be formed with the cavity axially connecting along it, in described cavity, power supply be installed, power supply is electrically connected with described lamp holder.
As the improvement of technique scheme, the both ends of described aluminum radiating tube are provided with heat conduction copper sheet, and described heat conduction copper sheet and described aluminum radiating tube and light-guiding pillar are close to installation.
As the further improvement of technique scheme, described heat conduction copper sheet is L-type structure, and a L wall of heat conduction copper sheet and the end face of light-guiding pillar are close to, and another L wall stretches in described cavity and is close to chamber wall.
Further, described heat conduction copper sheet is connected by screw and is fixed on described aluminum radiating tube.
Further, described reflector layer is coated reflection layer, silk-screen layer or laser engraving site.
Further, on described aluminum radiating tube, be provided with dovetail groove, the bottom surface of described light-guiding pillar is formed with chimb, and chimb is connected and fixed light-guiding pillar and aluminum radiating tube after inserting dovetail groove.
Preferably, on the outer surface of described light-guiding pillar, be covered with semicircular diffusion shell, on described diffusion shell, be formed with towards inner bending and along the axially extended flange of diffusion shell, on described aluminum radiating tube, be formed with the slot suitable with described flange, diffusion shell is fixed on described aluminum radiating tube by flange and slot.
The beneficial effects of the utility model are: adopt the utility model of said structure, adopt semicircular aluminum radiating tube and light-guiding pillar jointly to form fluorescent tube, dispel the heat by aluminum radiating tube, with respect to the light-guiding pillar of glass material, radiating effect obviously improves; By lamp holder being arranged on to the two ends of light-guiding pillar, light-guiding pillar is pressed close on the bottom surface of aluminum radiating tube to be provided with reflector layer, has reduced greatly the use of lamp pearl, and structure is simplified more, and power consumption reduces relatively; By power supply is arranged in the cavity of aluminum radiating tube, avoid power supply in conventional art to be arranged on the structure at light-guiding pillar two ends, can not affect light-guiding pillar luminous, luminous face length, and two ends do not have shade, and the heat of power generation is through the heat extraction of aluminum radiating tube, good heat dissipation effect.The simple and reasonable compactness of the utility model, easy for installation, implementation cost is low.
Brief description of the drawings
Fig. 1 is decomposing schematic representation of the present utility model;
Fig. 2 is the partial enlarged drawing of A in Fig. 1;
Fig. 3 is generalized section of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
With reference to Fig. 1 ~ Fig. 3, the LED lamp of a kind of luminous face length of the present utility model and perfect heat-dissipating, comprise the aluminum radiating tube 1 of cross section semicircular in shape, light-guiding pillar 2 is installed on aluminum radiating tube 1, light-guiding pillar 2 and the common formation fluorescent tube of aluminum radiating tube 1, the two ends of described light-guiding pillar 2 are provided with lamp holder 3, and light-guiding pillar 2 is pressed close on the bottom surface of aluminum radiating tube 1 to be provided with reflector layer 4, and reflector layer 4 can be coated reflection layer, silk-screen layer or laser engraving site; On described aluminum radiating tube 1, be formed with the cavity 11 axially connecting along it, in described cavity 11, power supply 8 be installed, power supply 8 is electrically connected with described lamp holder 3.
For better the heat of light-guiding pillar 2 being taken away, the both ends of described aluminum radiating tube 1 are provided with heat conduction copper sheet 5, described heat conduction copper sheet 5 is close to installation with described aluminum radiating tube 1 and light-guiding pillar 2, and heat conduction copper sheet 5 is transduceed the heat of light-guiding pillar 2 on aluminum radiating tube 1; Heat conduction copper sheet 5 is preferably L-type structure, one L wall of heat conduction copper sheet 5 and the end face of light-guiding pillar 2 are close to, another L wall stretches in described cavity 11 and is close to chamber wall, and heat conduction copper sheet 5 can be fastened on described aluminum radiating tube 1 by screw 6, can certainly be connected and fixed by other means.
In the present embodiment, on described aluminum radiating tube 1, be provided with dovetail groove 12, the bottom surface of described light-guiding pillar 2 is formed with chimb 21, chimb 21 is connected and fixed light-guiding pillar 2 and aluminum radiating tube 1 after inserting dovetail groove 12, adopt dovetail groove 12 and lug 21 as syndeton, have simple in structure, easy to manufacture, connect the features such as reliable, easy accessibility.
In the present embodiment, on the outer surface of described light-guiding pillar 2, be covered with semicircular diffusion shell 7, on described diffusion shell 7, be formed with towards inner bending and along the axially extended flange 71 of diffusion shell, on described aluminum radiating tube 1, be formed with the slot 13 suitable with described flange 71, diffusion shell 7 is fixed on described aluminum radiating tube 1 by flange 71 and slot 13, the use of diffusion shell 7, is conducive to improve light extraction efficiency.
Adopt the utility model of said structure, adopt the common formation fluorescent tube of semicircular aluminum radiating tube 1 and light-guiding pillar 2, dispel the heat by aluminum radiating tube 1, with respect to the light-guiding pillar of glass material, radiating effect obviously improves; By lamp holder 3 being arranged on to the two ends of light-guiding pillar 2, light-guiding pillar 2 is pressed close on the bottom surface of aluminum radiating tube 1 to be provided with reflector layer 4, the use of the lamp pearl reducing greatly, and structure is simplified more, and power consumption reduces relatively; By power supply 8 is arranged in the cavity 11 of aluminum radiating tube 1, avoid power supply in conventional art to be arranged on the structure at light-guiding pillar two ends, can not affect light-guiding pillar luminous, luminous face length, and two ends do not have shade, and the heat that power supply 8 produces is through 1 heat extraction of aluminum radiating tube, good heat dissipation effect.The simple and reasonable compactness of the utility model, easy for installation, implementation cost is low.
The above, be preferred embodiments of the present utility model, but the utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, within all should falling into protection domain of the present utility model.
Claims (7)
1. the LED lamp of a luminous face length and perfect heat-dissipating, it is characterized in that: the aluminum radiating tube (1) that comprises cross section semicircular in shape, light-guiding pillar (2) is installed on aluminum radiating tube (1), light-guiding pillar (2) forms fluorescent tube jointly with aluminum radiating tube (1), the two ends of described light-guiding pillar (2) are provided with lamp holder (3), and light-guiding pillar (2) is pressed close on the bottom surface of aluminum radiating tube (1) to be provided with reflector layer (4); On described aluminum radiating tube (1), be formed with the cavity (11) axially connecting along it, power supply (8) is installed in described cavity (11), power supply (8) is electrically connected with described lamp holder (3).
2. the LED lamp of a kind of luminous face length according to claim 1 and perfect heat-dissipating, it is characterized in that: the both ends of described aluminum radiating tube (1) are provided with heat conduction copper sheet (5), described heat conduction copper sheet (5) is close to installation with described aluminum radiating tube (1) and light-guiding pillar (2).
3. the LED lamp of a kind of luminous face length according to claim 2 and perfect heat-dissipating, it is characterized in that: described heat conduction copper sheet (5) is L-type structure, one L wall of heat conduction copper sheet (5) and the end face of light-guiding pillar (2) are close to, and another L wall stretches in described cavity (11) and is close to chamber wall.
4. the LED lamp of a kind of luminous face length according to claim 3 and perfect heat-dissipating, is characterized in that: described heat conduction copper sheet (5) is fastened on described aluminum radiating tube (1) by screw (6).
5. according to the LED lamp of a kind of luminous face length described in any one in claim 1 ~ 4 and perfect heat-dissipating, it is characterized in that: described reflector layer (4) is coated reflection layer, silk-screen layer or laser engraving site.
6. the LED lamp of a kind of luminous face length according to claim 5 and perfect heat-dissipating, it is characterized in that: on described aluminum radiating tube (1), be provided with dovetail groove (12), the bottom surface of described light-guiding pillar (2) is formed with chimb (21), and chimb (21) is connected and fixed light-guiding pillar (2) and aluminum radiating tube (1) after inserting dovetail groove (12).
7. the LED lamp of a kind of luminous face length according to claim 6 and perfect heat-dissipating, it is characterized in that: on the outer surface of described light-guiding pillar (2), be covered with semicircular diffusion shell (7), on described diffusion shell (7), be formed with towards inner bending and along the axially extended flange of diffusion shell (71), on described aluminum radiating tube (1), be formed with the slot (13) suitable with described flange (71), diffusion shell (7) is fixed on described aluminum radiating tube (1) by flange (71) and slot (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320890659.XU CN203686675U (en) | 2013-12-30 | 2013-12-30 | LED lamp with long light-emitting face and good radiating performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320890659.XU CN203686675U (en) | 2013-12-30 | 2013-12-30 | LED lamp with long light-emitting face and good radiating performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203686675U true CN203686675U (en) | 2014-07-02 |
Family
ID=51008571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320890659.XU Expired - Lifetime CN203686675U (en) | 2013-12-30 | 2013-12-30 | LED lamp with long light-emitting face and good radiating performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203686675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI573951B (en) * | 2015-12-11 | 2017-03-11 | 光遠科技股份有限公司 | Led light guide lamp |
-
2013
- 2013-12-30 CN CN201320890659.XU patent/CN203686675U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI573951B (en) * | 2015-12-11 | 2017-03-11 | 光遠科技股份有限公司 | Led light guide lamp |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |