CN104344383B - Radiating structure of motorcycle head lamp - Google Patents
Radiating structure of motorcycle head lamp Download PDFInfo
- Publication number
- CN104344383B CN104344383B CN201410596144.8A CN201410596144A CN104344383B CN 104344383 B CN104344383 B CN 104344383B CN 201410596144 A CN201410596144 A CN 201410596144A CN 104344383 B CN104344383 B CN 104344383B
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- CN
- China
- Prior art keywords
- mounting
- heat dissipation
- seat
- heat radiation
- mounting seat
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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.)
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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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
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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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/192—Details of lamp holders, terminals or connectors
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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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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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
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
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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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
- F21W2107/13—Use or application of lighting devices on or in particular types of vehicles for land vehicles for cycles
- F21W2107/17—Use or application of lighting devices on or in particular types of vehicles for land vehicles for cycles for motorcycles
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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
- F21Y2101/00—Point-like light sources
Abstract
The invention discloses a heat radiation structure of a motorcycle headlamp, which is characterized by comprising a heat radiation rear cover and a mounting seat, wherein the mounting seat comprises a seat body which integrally rotates in a disc shape, a circuit board is arranged in the seat body, the middle part of the front end of the seat body is provided with a mounting bulge which is formed by extending forwards, one side of the mounting bulge is provided with a large L-shaped high beam mounting surface, and the other side of the mounting bulge is provided with a small L-shaped dipped headlight mounting surface; the heat dissipation back cover and the lamp body main body part are connected to form a lamp body whole, the heat dissipation back cover and the mounting seat are made of aluminum materials, a plurality of aluminum fins are formed by protruding backwards in parallel on the rear end face of the mounting seat, and the periphery of the mounting seat is contacted with a mounting frame formed by extending forwards on the heat dissipation back cover. The invention has simple structure and better heat dissipation effect, can relieve the light attenuation phenomenon of the lighting structure caused by overheat, and prolongs the service life of the lighting structure.
Description
Technical Field
The invention relates to a motorcycle LED headlamp. In particular to a heat dissipation structure of a motorcycle headlamp.
Background
In the existing motorcycle, in order to facilitate night driving, a head lamp is arranged on a vehicle head, and the head lamp is required to have a high beam function and a low beam function according to the installation standard requirement.
The structure of a headlight adopted in the existing motorcycle generally comprises a lamp housing, a lens is arranged at the front end of the lamp housing, and an illumination structure composed of components such as a lamp bead, a reflecting bowl and the like is arranged in the lamp housing. When the lens is arranged, the front section of the lamp housing is generally formed into a whole with the lens in a secondary forming mode; then link to each other lamp body anterior segment part and main part again, like this, although the waterproof effect in lens position is better, can not intaking, but the lens installation is inconvenient, and lamp body anterior segment part and main part junction do not have waterproof effect simultaneously, leads to rainy day to go, and the rainwater is got into inside the lamp body easily, causes the circuit short circuit.
In addition, in the existing motorcycle headlamp, the illumination structure generally comprises two independent lamp beads and a reflector to complete the high beam function and the low beam function, the volume is large, the occupied space is large, meanwhile, the electromagnet dimming mechanism is generally adopted to convert the high beam/low beam, so that the headlamp is large in heating value, meanwhile, the existing headlamp is not provided with a special heat dissipation structure, the heat dissipation effect is poor, the illumination structure is in a high temperature state for a long time, the LED generates a light attenuation phenomenon, and the LED illumination effect and the service life are greatly influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that: how to provide a motorcycle head lamp heat radiation structure that simple structure, radiating effect are good. The motorcycle LED headlamp based on the lighting structure has the advantages of being convenient and fast to install, good in waterproof effect, good in radiating effect, long in service life and the like.
In order to solve the technical problems, the invention adopts the following technical scheme:
the heat dissipation structure of the motorcycle headlamp is characterized by comprising a heat dissipation rear cover and an installation seat, wherein the installation seat comprises a seat body which integrally rotates in a disc shape, a circuit board is arranged in the seat body, an installation bulge which is formed by extending forwards is arranged in the middle of the front end of the seat body, one side of the installation bulge is provided with a large L-shaped high beam installation surface, and the other side of the installation bulge is provided with a small L-shaped dipped headlight installation surface; the heat dissipation back cover and the lamp body main body part are connected to form a lamp body whole, the heat dissipation back cover and the mounting seat are made of aluminum materials, a plurality of aluminum fins are formed by protruding backwards in parallel on the rear end face of the mounting seat, and the periphery of the mounting seat is contacted with a mounting frame formed by extending forwards on the heat dissipation back cover.
According to the heat radiation structure, heat emitted by the lamp beads and the circuit board is more easily led out to the heat radiation rear cover through the mounting seat, the outer surface of the heat radiation rear cover is in contact with ventilation air, the heat radiation effect is good, the light attenuation phenomenon of the lighting structure caused by overheat is relieved, and the service life of the lighting structure is prolonged.
The heat dissipation device is characterized by further comprising two heat dissipation fins fixedly connected to the periphery of the mounting seat, wherein the heat dissipation fins are made of aluminum materials and are in butt joint connection to form a cone shape with a large front part and a small back part, a plurality of heat dissipation holes are formed in the heat dissipation fins, and the heat dissipation fins are in contact with a mounting frame formed by extending the heat dissipation back cover forwards.
Therefore, the arrangement of the radiating fins is equal to the extension of the surface area of the mounting seat, so that the contact radiating effect with air and the contact radiating effect with the radiating rear cover are improved, and the radiating efficiency is further improved.
In conclusion, the LED lighting device has a simple structure and a better heat dissipation effect, can relieve the light attenuation phenomenon of the lighting structure caused by overheat, and prolongs the service life of the lighting structure.
Drawings
Fig. 1 is a schematic diagram of a motorcycle LED headlamp employing the structure of the present invention.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
Detailed Description
The present invention will be described in further detail with reference to a specific embodiment of a motorcycle LED headlight employing the structure of the present invention.
The specific implementation method comprises the following steps: as shown in fig. 1-3, the motorcycle LED headlamp adopting the structure of the invention comprises a lamp housing 1, a lens 2 positioned at the front end of the lamp housing 1 and an illumination structure positioned in the lamp housing 1, wherein the front end of the lamp housing 1 is provided with a vertically arranged annular mounting plane, the edge position of the mounting plane is provided with a circle of mounting edge 3 which extends forwards, the bottom of the lens 2 is arranged on the mounting plane in the mounting bulge, the periphery of the lens 2 is provided with an annular waterproof decorative cover 4, the waterproof decorative cover 4 is provided with a circle of cylindrical part which is arranged along the horizontal direction, the outer surfaces of the cylindrical part and the mounting edge 3 are in threaded fit and are provided with hot melt adhesive for sealing, the front part of the waterproof decorative cover 4 is provided with an annular part which is arranged along the vertical direction, the inner surface of the annular part is provided with an annular step surface 5 for sealing, and the annular step surface 5 and the edge position of the lens 2 are in clamping fit, and the hot melt adhesive is arranged on the matching surface. The sealing device has the advantages of being simple and quick to assemble and good in sealing effect.
The installation plane is also provided with a circle of installation groove and is provided with an annular position light strip 6, and the outer surface of the position light strip 6 is pressed and fixed by the bottom surface of the lens 2. The sample headlamp further has the function of position light display, and meanwhile, the assembly of the light strip is very convenient and fast. In the concrete implementation, the two sides of the installation groove of the position light strip 6 are arc-shaped matched with the outer surface of the position light strip, so that the installation stability of the position light strip is facilitated.
The lighting structure comprises a mounting seat 7 for mounting LED lamp beads, the mounting seat 7 comprises a seat body which integrally rotates in a disc shape, a circuit board 8 is arranged in the seat body, a mounting protrusion 9 which is formed by extending forwards is arranged in the middle of the front end of the seat body, one side of the mounting protrusion 9 is provided with a large L-shaped high beam mounting surface, a reflecting half bowl 10 for high beam is mounted on the vertical plane of the high beam mounting surface, LED lamp beads 11 for high beam are mounted on the horizontal plane of the high beam mounting surface corresponding to the reflecting half bowl focusing point for high beam, a small L-shaped low beam mounting surface is arranged on the other side of the mounting protrusion 9, a reflecting half bowl 12 for low beam is mounted on the vertical plane of the low beam mounting surface, and LED lamp beads 13 for low beam are mounted on the horizontal plane corresponding to the reflecting half bowl focusing point for low beam.
Like this, design ingenious lighting structure makes far and near light function unite two into one, compares with prior art, and the structure is simpler, has saved the cost and has greatly saved component occupation space for lamp body inner space is great, does benefit to the heat dissipation more.
The rear end of the inner cavity of the lamp housing 1 extends forwards to form a mounting frame 14, the mounting seat 7 is located inside the mounting frame 14, and the mounting seat 7 is connected with an annular mounting ring 15 through a connecting strip extending forwards on the periphery of the seat body and is mounted and connected on the mounting frame 14 by the mounting ring 15. Thus, the installation and heat dissipation of the lighting structure are more convenient.
The heat dissipation structure comprises a heat dissipation rear cover 17 and a mounting seat 7, the heat dissipation rear cover 17 and a lamp housing main body part are connected to form a lamp housing whole, the heat dissipation rear cover 17 and the mounting seat 7 are made of aluminum materials, a plurality of aluminum fins 18 are formed by protruding backwards in parallel on the rear end face of the mounting seat 7, and the periphery of the mounting seat 7 is contacted with a mounting frame 14 formed by extending forwards on the heat dissipation rear cover 17.
Therefore, the heat emitted by the lamp beads and the circuit board is more easily led out to the heat-dissipation rear cover through the mounting seat, the outer surface of the heat-dissipation rear cover is in contact with ventilation air, the heat-dissipation effect is good, the light attenuation phenomenon of the lighting structure caused by overheating is relieved, and the service life of the lighting structure is prolonged.
The heat dissipation structure further comprises two heat dissipation fins 19 fixedly connected to the periphery of the mounting seat, the heat dissipation fins 19 are made of aluminum materials and are connected in a butt joint mode to form a cone shape with a large front part and a small rear part, a plurality of heat dissipation holes are formed in the heat dissipation fins 19, and the heat dissipation fins are in contact with the mounting frame 14 formed by extending forwards on the heat dissipation rear cover 17.
Therefore, the arrangement of the radiating fins is equal to the extension of the surface area of the mounting seat, so that the contact radiating effect with air and the contact radiating effect with the radiating rear cover are improved, and the radiating efficiency is further improved.
The front edge of the heat dissipation back cover 17 is inserted into a circle of inserting grooves at the back end of the lamp housing main body, and then is in sealing connection by using hot melt adhesive. Therefore, the sealing device has the advantages of convenience and quickness in connection and good sealing effect.
The motorcycle LED headlamp has the advantages of simple structure, convenient and quick lens installation, good waterproof effect, simpler lighting structure, small occupied space, good heat dissipation effect, long service life and the like.
Claims (2)
1. The heat dissipation structure of the motorcycle headlamp is characterized by comprising a heat dissipation rear cover and an installation seat, wherein the installation seat comprises a seat body which integrally rotates in a disc shape, a circuit board is arranged in the seat body, an installation bulge which is formed by extending forwards is arranged in the middle of the front end of the seat body, one side of the installation bulge is provided with a large L-shaped high beam installation surface, and the other side of the installation bulge is provided with a small L-shaped dipped headlight installation surface; the heat dissipation back cover and the lamp housing main body part are connected to form a lamp housing whole, the heat dissipation back cover and the mounting seat are made of aluminum materials, and the rear end surface of the mounting seat is parallelly and backwards protruded to form a plurality of aluminum fins;
the heat dissipation rear cover is provided with a mounting frame in a forward extending mode, the mounting seat is arranged in the mounting bracket, the mounting seat is connected with an annular mounting ring through a connecting strip extending forwards on the periphery of the seat body and is connected to the mounting frame in a mounting mode through the mounting ring, and the periphery of the mounting seat is contacted with the mounting frame formed by the forward extending of the heat dissipation rear cover;
the heat radiation structure further comprises two heat radiation fins fixedly connected to the periphery of the mounting seat, the heat radiation fins are made of aluminum materials and are connected in a butt joint mode to form a cone-shaped structure with a large front part and a small rear part, a plurality of heat radiation holes are formed in the heat radiation fins, and the heat radiation fins are in contact with the mounting frame formed by the heat radiation rear cover in a forward extending mode.
2. A motorcycle LED headlight, characterized in that the motorcycle headlight heat radiation structure as claimed in claim 1 is employed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410596144.8A CN104344383B (en) | 2014-10-30 | 2014-10-30 | Radiating structure of motorcycle head lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410596144.8A CN104344383B (en) | 2014-10-30 | 2014-10-30 | Radiating structure of motorcycle head lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104344383A CN104344383A (en) | 2015-02-11 |
| CN104344383B true CN104344383B (en) | 2023-07-04 |
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ID=52500553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410596144.8A Active CN104344383B (en) | 2014-10-30 | 2014-10-30 | Radiating structure of motorcycle head lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104344383B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178582B (en) * | 2020-09-24 | 2023-03-14 | 广州光联电子科技有限公司 | Automobile headlamp |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004342574A (en) * | 2003-04-25 | 2004-12-02 | Stanley Electric Co Ltd | Vehicular lighting fixture |
| CN101392882A (en) * | 2007-09-20 | 2009-03-25 | 株式会社小糸制作所 | Vehicle lighting device |
| CN101793372A (en) * | 2009-01-30 | 2010-08-04 | 市光工业株式会社 | Vehicle headlamp |
| CN102519001A (en) * | 2011-12-16 | 2012-06-27 | 重庆科鹰电气有限公司 | Vehicular LED headlamp |
| CN202469814U (en) * | 2012-03-23 | 2012-10-03 | 重庆科鹰电气有限公司 | LED (light emitting diode) headlamp for vehicle |
| CN103133962A (en) * | 2011-11-29 | 2013-06-05 | 丰田合成株式会社 | Head lamp for vehicle |
| CN103206660A (en) * | 2013-04-28 | 2013-07-17 | 宁波市龙嘉摩托车有限公司 | LED (Light Emitting Diode) headlamp for motorcycle |
| CN103307534A (en) * | 2012-03-13 | 2013-09-18 | 汽车照明罗伊特林根有限公司 | Light module of a lighting device of a motor vehicle |
| CN203223835U (en) * | 2013-04-28 | 2013-10-02 | 宁波市龙嘉摩托车有限公司 | LED motorcycle headlight |
| CN103528005A (en) * | 2012-07-03 | 2014-01-22 | 本田技研工业株式会社 | LED lighting unit for a vehicle |
| CN204176612U (en) * | 2014-10-30 | 2015-02-25 | 力帆实业(集团)股份有限公司 | A kind of motorcycle headlamp radiator structure |
-
2014
- 2014-10-30 CN CN201410596144.8A patent/CN104344383B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004342574A (en) * | 2003-04-25 | 2004-12-02 | Stanley Electric Co Ltd | Vehicular lighting fixture |
| CN101392882A (en) * | 2007-09-20 | 2009-03-25 | 株式会社小糸制作所 | Vehicle lighting device |
| CN101793372A (en) * | 2009-01-30 | 2010-08-04 | 市光工业株式会社 | Vehicle headlamp |
| CN103133962A (en) * | 2011-11-29 | 2013-06-05 | 丰田合成株式会社 | Head lamp for vehicle |
| CN102519001A (en) * | 2011-12-16 | 2012-06-27 | 重庆科鹰电气有限公司 | Vehicular LED headlamp |
| CN103307534A (en) * | 2012-03-13 | 2013-09-18 | 汽车照明罗伊特林根有限公司 | Light module of a lighting device of a motor vehicle |
| CN202469814U (en) * | 2012-03-23 | 2012-10-03 | 重庆科鹰电气有限公司 | LED (light emitting diode) headlamp for vehicle |
| CN103528005A (en) * | 2012-07-03 | 2014-01-22 | 本田技研工业株式会社 | LED lighting unit for a vehicle |
| CN103206660A (en) * | 2013-04-28 | 2013-07-17 | 宁波市龙嘉摩托车有限公司 | LED (Light Emitting Diode) headlamp for motorcycle |
| CN203223835U (en) * | 2013-04-28 | 2013-10-02 | 宁波市龙嘉摩托车有限公司 | LED motorcycle headlight |
| CN204176612U (en) * | 2014-10-30 | 2015-02-25 | 力帆实业(集团)股份有限公司 | A kind of motorcycle headlamp radiator structure |
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| Publication number | Publication date |
|---|---|
| CN104344383A (en) | 2015-02-11 |
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