CN201100565Y - LED road lamp - Google Patents
LED road lamp Download PDFInfo
- Publication number
- CN201100565Y CN201100565Y CNU2008200307062U CN200820030706U CN201100565Y CN 201100565 Y CN201100565 Y CN 201100565Y CN U2008200307062 U CNU2008200307062 U CN U2008200307062U CN 200820030706 U CN200820030706 U CN 200820030706U CN 201100565 Y CN201100565 Y CN 201100565Y
- Authority
- CN
- China
- Prior art keywords
- plane
- pedestal
- street lamp
- intensity distribution
- luminous intensity
- 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.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
Abstract
The utility model relates to an LED light distribution street lamp comprising a base, wherein the front face of the base is equipped with light-emitting diodes which are vertically and transversely arranged, the middle part of the front face of the base is a vertical installation plane of the light-emitting diodes, the vertical installation inclined planes of the light-emitting diodes are located at the two sides of the vertical installation plane, and radiating ribs are distributed on the back face of the base. The utility model is characterized in that the front face of the base is parallel to the back face of the base, so the thickness of the base can be reduced, and then the heat of the light-emitting diodes can be easily sent out through the base and the radiating ribs on the base, and the heat dissipation is homogeneous, so that the illuminating effect and working life of the light-emitting diodes are enhanced and the working reliability is improved.
Description
Technical field
The utility model relates to technical field of semiconductor illumination, and relating in particular to large-power light-emitting diodes (LED) is the LED luminous intensity distribution street lamp of light source.
Background technology
Chinese patent application 200710022565.X discloses a kind of LED street lamp, and it comprises that one is installed light emitting diode by the planar base surface and the positive cooling base that constitutes that tilts in the front of pedestal, is provided with fin on the planar base surface of pedestal.The shortcoming of this LED street lamp is that base thickness is inhomogeneous, have big thickness, the heat of light emitting diode is by the pedestal heat radiation of big thickness, and radiating effect is relatively poor, can influence the luminous efficiency and the working life of light emitting diode, make the brightness of LED street lamp and functional reliability poor.
The utility model content
Mounting base at light emitting diode in the above-mentioned LED street lamp is in uneven thickness, thickness is big, weak heat-dissipating and the low technical problem of functional reliability, the applicant has carried out research and has improved, a kind of LED luminous intensity distribution street lamp is provided, it not only has good light distribution effect, luminance effects, and has better heat radiating effect and functional reliability.
The technical solution of the utility model is as follows:
LED luminous intensity distribution street lamp, comprise pedestal, the front of pedestal is arranged in length and breadth light emitting diode is installed, middle part, pedestal front is vertical mounting plane of light emitting diode, both sides at vertical mounting plane are vertical installation inclined-plane of light emitting diode, the back side at pedestal is distributed with fin, and the back side of described pedestal parallels with the front.
Further, the illumination angle of described light emitting diode is reduced gradually by vertical installation inclined-plane of vertical mounting plane to both sides.
Further, described vertical mounting plane is provided with down L shaped draw-in groove with the both sides that the inclined-plane vertically is installed, and described light emitting diode is installed on the substrate, and described substrate is installed on down in the L shaped draw-in groove; Described vertical installation inclined-plane has four pairs, is respectively first inclined-plane, the second installation inclined-plane, the 3rd installation inclined-plane, the 4th installation inclined-plane are installed, and the second installation inclined-plane and the 3rd is installed between the inclined-plane joint face; Described first angle of installing between inclined-plane and the described vertical mounting plane is outside 0 °～15 °, second angle of installing between the inclined-plane and the first installation inclined-plane is outside 0 °～15 °, the joint face and second angle of installing between the inclined-plane are inside 80 °～120 °, the 3rd angle of installing between inclined-plane and the joint face is outside 80 °～120 °, and the 4th angle of installing between inclined-plane and the 3rd installation inclined-plane is outside 0 °～15 °.
Again further, be provided with the lamp stand mounting groove in the middle of the described fin; Described pedestal and plate-shaped fin are structure as a whole; Described pedestal be positively connected with transparent casing; Be provided with seal between described transparent casing and the pedestal.
In the utility model, pedestal is provided with the mounting plane of light emitting diode and the inclined-plane is installed, and the light emitting diode of installing on the inclined-plane plays the luminous intensity distribution effect, makes that the brightness in the field of illumination is even; The light emitting diode of different illumination angles has further been strengthened the effect of luminous intensity distribution; Light emitting diode is installed on the substrate, installs and change conveniently; Because the back side of pedestal parallels with the front that light emitting diode is installed, can be with the reduced thickness of pedestal, the heat of light emitting diode is passed to fin very soon and distributes by the thin type pedestal, effectively improves the functional reliability of luminous efficiency and street lamp.Radiating effect has been strengthened in the setting of plate-shaped fin, further improves the power output and the working life of light emitting diode.
Description of drawings
Fig. 1 is the front view of the utility model user mode;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the installation diagram of light emitting diode among Fig. 2;
Fig. 4 is the B-B cutaway view Amplified image among Fig. 2.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described.
See Fig. 1, LED luminous intensity distribution street lamp 1 of the present utility model is installed on the lamp stand 2.
See Fig. 2 and Fig. 4, LED luminous intensity distribution street lamp 1 comprises pedestal 10, pedestal 10 fronts are arranged in length and breadth light emitting diode 4 are installed, pedestal 10 positive middle parts are vertical mounting plane 16 of light emitting diode 4, both sides at vertical mounting plane 16 are vertical installation inclined-plane of light emitting diode 4, be distributed with plate-shaped fin 7 at the back side of pedestal 10, plate-shaped fin 7 extends longitudinally, and the back side of pedestal 10 parallels with the front.The illumination angle of light emitting diode 4 is reduced gradually by vertical installation inclined-plane of vertical mounting plane 16 to both sides.
See Fig. 4, pedestal 10 is structure as a whole with plate-shaped fin 7, adopts aluminium alloy extruded section bar.Be provided with lamp stand mounting groove 6 in the middle of the fin 7, be used for being connected with light pole 2.The front of pedestal 10 is provided with transparent casing 18, adopts plastic material to make.Transparent casing 18 is stuck in the groove of pedestal 10 both sides, and is provided with seal 9 between the pedestal 10, and seal 9 plays the dustproof and waterproof effect.The both sides of pedestal 10 can also be provided with end cap, and end cap is connected with the installing hole 8 of pedestal 10 by securing member.
See Fig. 3, aluminium base Copper Foil insulation board 3 is the commercial goods, insulating barrier between it is reached by aluminium base flaggy, copper foil plate layer constitutes, a string light emitting diode 4 is installed on the copper foil plate layer of aluminium base Copper Foil insulation board 3, be electrically connected with printed circuit bar 5 between the light emitting diode 4, the above-mentioned components and parts that fit together are referred to as the lamp bar.See Fig. 4, vertical mounting plane 16 of aluminium alloy pedestal 10 is provided with down L shaped draw-in groove 17 respectively with the both sides that the inclined-plane vertically is installed, aluminium base Copper Foil insulation board 3 on the lamp bar is installed on down in the L shaped draw-in groove 17, aluminium base Copper Foil insulation board 3 closely contacts with pedestal 10, the heat that light emitting diode 4 produces can be passed rapidly.
Referring to Fig. 4, the inclined-plane vertically is installed four pairs again, and being respectively between the first installation inclined-plane 15, the second installation inclined-plane 14, the 3rd installation inclined- plane 12,11, the second installation inclined-planes 14, the 4th installation inclined-plane and the 3rd installation inclined-plane 12 has joint face 13.First angle of installing between inclined-plane 15 and the vertical mounting plane 16 is α, get 0 °～15 °, second angle of installing between the inclined-plane 14 and the first installation inclined-plane 15 is β, generally also get 0 °～15 °, the joint face 13 and second angle of installing between the inclined-plane 14 are γ, be generally 80 °～120 °, the 3rd angle of installing between inclined-plane 12 and the joint face 13 is δ, be generally 80 °～120 °, the 4th angle of installing between inclined-plane 11 and the 3rd installation inclined-plane 12 is θ, be generally 0 °～15 °, the 4th angle that inclined-plane 11 and pedestal 10 are installed is ω, is generally 80 °～120 °.
Claims (9)
1.LED luminous intensity distribution street lamp, comprise pedestal, the front of pedestal is arranged in length and breadth light emitting diode is installed, middle part, pedestal front is vertical mounting plane of light emitting diode, both sides at vertical mounting plane are vertical installation inclined-plane of light emitting diode, the back side at pedestal is distributed with fin, it is characterized in that the back side of described pedestal parallels with the front.
2. according to the described LED luminous intensity distribution of claim 1 street lamp, it is characterized in that the illumination angle of described light emitting diode is reduced gradually by vertical installation inclined-plane of vertical mounting plane to both sides.
3. according to the described LED luminous intensity distribution of claim 1 street lamp, it is characterized in that described vertical mounting plane and vertically be respectively arranged with down L shaped draw-in groove on the installation inclined-plane that described light emitting diode is installed on the substrate, described substrate is installed on down in the L shaped draw-in groove.
4. according to the described LED luminous intensity distribution of claim 3 street lamp, it is characterized in that described vertical installation inclined-plane has four pairs, be respectively first inclined-plane, the second installation inclined-plane, the 3rd installation inclined-plane, the 4th installation inclined-plane are installed, the second installation inclined-plane and the 3rd is installed between the inclined-plane joint face.
5. according to the described LED luminous intensity distribution of claim 4 street lamp, it is characterized in that described first angle of installing between inclined-plane and the described vertical mounting plane is outside 0 °～15 °, second angle of installing between the inclined-plane and the first installation inclined-plane is outside 0 °～15 °, the joint face and second angle of installing between the inclined-plane are inside 80 °～120 °, the 3rd angle of installing between inclined-plane and the joint face is outside 80 °～120 °, and the 4th angle of installing between inclined-plane and the 3rd installation inclined-plane is outside 0 °～15 °.
6. according to the described LED luminous intensity distribution of claim 1 street lamp, it is characterized in that being provided with the lamp stand mounting groove in the middle of the described fin.
7. according to the described LED luminous intensity distribution of claim 1 street lamp, it is characterized in that described pedestal and plate-shaped fin are structure as a whole.
8. according to the described LED luminous intensity distribution of claim 1 street lamp, it is characterized in that the transparent casing that is positively connected with of described pedestal.
9. according to the described LED luminous intensity distribution of claim 8 street lamp, it is characterized in that being provided with seal between described transparent casing and the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200307062U CN201100565Y (en) | 2008-01-10 | 2008-01-10 | LED road lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200307062U CN201100565Y (en) | 2008-01-10 | 2008-01-10 | LED road lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201100565Y true CN201100565Y (en) | 2008-08-13 |
Family
ID=39937099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200307062U Expired - Fee Related CN201100565Y (en) | 2008-01-10 | 2008-01-10 | LED road lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201100565Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042545A (en) * | 2010-12-31 | 2011-05-04 | 扬州市朝阳铁路信号设备有限公司 | High-power light emitting diode (LED) energy-saving lamp |
| CN102207282A (en) * | 2010-03-29 | 2011-10-05 | 松下电工株式会社 | Illumination device |
| CN103453374A (en) * | 2012-05-31 | 2013-12-18 | 玉晶光电股份有限公司 | LED (light-emitting diode) lamp |
| RU2590824C1 (en) * | 2015-05-20 | 2016-07-10 | Сергей Иванович Титков | Led lamp and method of cooling led light source |
-
2008
- 2008-01-10 CN CNU2008200307062U patent/CN201100565Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207282A (en) * | 2010-03-29 | 2011-10-05 | 松下电工株式会社 | Illumination device |
| US8517575B2 (en) | 2010-03-29 | 2013-08-27 | Panasonic Corporation | Illumination device |
| CN102042545A (en) * | 2010-12-31 | 2011-05-04 | 扬州市朝阳铁路信号设备有限公司 | High-power light emitting diode (LED) energy-saving lamp |
| CN103453374A (en) * | 2012-05-31 | 2013-12-18 | 玉晶光电股份有限公司 | LED (light-emitting diode) lamp |
| RU2590824C1 (en) * | 2015-05-20 | 2016-07-10 | Сергей Иванович Титков | Led lamp and method of cooling led light source |
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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: 20080813 Termination date: 20110110 |