CN201672415U - LED motor vehicle head lamp - Google Patents
LED motor vehicle head lamp Download PDFInfo
- Publication number
- CN201672415U CN201672415U CN2010201864573U CN201020186457U CN201672415U CN 201672415 U CN201672415 U CN 201672415U CN 2010201864573 U CN2010201864573 U CN 2010201864573U CN 201020186457 U CN201020186457 U CN 201020186457U CN 201672415 U CN201672415 U CN 201672415U
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- led
- condenser
- illumination
- led group
- seat
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Abstract
The utility model relates to a head lamp, in particular to an LED motor vehicle head lamp for automobile lighting, belonging to the field of automobile lighting. The LED motor vehicle head lamp comprises a condensing mirror frame and a condensing mirror arranged at the front end of the condensing mirror frame. The LED motor vehicle head lamp is characterized in that the rear end of the condensing mirror frame is provided with an LED seat; and the inner side of the LED seat is provided with a lighting LED which is arranged at the other side of the focusing surface of the condensing mirror. The LED motor vehicle head lamp has the advantages and effects of being capable of realizing lighting at bending roads, finishing the passing light and far light in one device, reducing the occupied space, lowering the cost and improving the lighting effect.
Description
Technical field
The utility model relates to a kind of headlamp, relates in particular to the LED automotive headlight that a kind of automotive lighting is used, and belongs to the automotive lighting field.
Background technology
In the past, automobile realizes that illumination is with a light source, light source is located on the focus of reflective mirror, along with development of science and technology also has LED is used for automotive lighting, but it is, therefore difficult when practical application because LED does not also have high-pressure xenon discharge lamp height in electric light conversion effect, surface brightness and device operating temperature at present.And now LED is used on the headlamp as light source, dipped beam wherein, distance light and bend illumination separate, and distance light and dipped beam all are to be superposeed by two above projections, to reach the Illumination Distribution of standard code, must cause like this that volume is big, technology difficulty is big and cost is high, make LED can't carry out commercialization as light source.And the diode angle of divergence is more than 120 ° at present, and energy relatively disperses, and wants to use diode energy is concentrated.Diode is a heater element, and thermal capacity is little, quick heating, and therefore only working in certain temperature range could be efficiently luminous, otherwise will burn ring, has the problem of how LED being dispelled the heat.
The utility model content
Provide a kind of LED automotive headlight for solving the problems of the technologies described above the utility model, purpose is to reduce cost, and improves service life.
For reaching above-mentioned purpose the utility model LED automotive headlight, comprise condenser carrier, be located at the condenser of condenser carrier front end, it is characterized in that described condenser carrier rear end is provided with the LED seat, LED seat inboard is provided with illumination LED, and illumination LED is located at the opposite side of condenser focal plane.
Described illumination LED comprises bend illumination LED group, lower beam illumination LED group and/or far lighting LED group, bend illumination LED group is located at the both sides of LED seat, lower beam illumination LED group is located at the inboard condenser center line of LED seat top, far lighting LED group is located at the inboard condenser center line of LED seat below, and the LED seat is parallel with condenser.
Condenser focal plane place between described condenser and the condenser carrier rear end is provided with baffle plate, the both sides of baffle plate are provided with shadow shield, and shadow shield is fixed on the inwall of condenser carrier, and baffle plate is located at the below of condenser center line, baffle plate is by driving device controls, and drive unit is electromagnet or motor.
Be provided with far lighting LED group below the described condenser center line between baffle plate and condenser, be provided with reflective mirror between far lighting LED group and the baffle plate.
Described bend illumination LED group, lower beam illumination LED group and far lighting LED group are made of at least one LED.
The outer both sides of described condenser carrier are provided with the connection support, connect support and lamp box frame and fix, and the front end and the condenser carrier of lamp box frame are fixed, and the rear end of lamp box frame and LED seat are fixed.
The described LED seat outside is provided with radiator, and the front portion of LED is provided with little condenser, and little condenser is 1-5mm to the distance of condenser focal plane.
Described LED rear portion is provided with two heat radiation conducting strips, is provided with insulating cement between two heat radiation conducting strips.
Be provided with conducting resinl or scolding tin between described each heat radiation conducting strip and the LED, LED electrode on the LED and conducting resinl or scolding tin are fixed, and each heat radiation conducting strip is connected with lead.
Model, the power of described bend illumination LED group, lower beam illumination LED group and/or far lighting LED group, quantity is corresponding with the Illumination Distribution of standard code with position distribution.
The utility model has the advantages of: installed little condenser additional in the LED front portion, make the LED concentration of energy, about capacity usage ratio doubles, because LED is an area source, so just saved the reflector of traditional lighting, as long as each light emitting diode is installed near the focal plane of condenser according to the Illumination Distribution of standard code, the energy of diode just can project on the field of illumination by condenser.Bend illumination LED group, lower beam illumination LED group and far lighting LED group are corresponding one by one with illuminated position.The heat conduction of LED is on radiator, radiator is dispersed in the lamp box outside with the heat more than 80%, make the interior temperature of lamp box below 50 ℃, for using lucite or resin material that prerequisite is provided, and the utility model can realize that bend illumination, dipped beam and distance light finish in a device, reduce occupation space and reduced cost, improved illuminating effect.
Description of drawings
Fig. 1 is a vertical view of the present utility model.
Fig. 2 is a side-looking schematic diagram of the present utility model.
Fig. 3 is the side-looking schematic diagram of the utility model embodiment 2.
Fig. 4 is the structural representation of LED.
Among the figure: 1, condenser carrier; 2, condenser; 3, LED seat; 4, bend illumination LED group; 5, condenser center line; 6, lower beam illumination LED group; 7, far lighting LED group; 8, condenser focal plane; 9, baffle plate; 10, connect support; 11, drive unit; 12, lamp box frame; 13, radiator; 14, little condenser; 15, heat radiation conducting strip; 16, insulating cement; 17, conducting resinl; 18, LED electrode; 19, lead; 20, reflective mirror; 21, shadow shield; 22, LED.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment 1: realize bend, dipped beam and distance light combination lighting.
As Fig. 1, LED automotive headlight shown in 2 and 4, comprise condenser carrier 1, be located at the condenser 2 of condenser carrier 1 front end, condenser carrier 1 rear end is provided with LED seat 3, the LED seat is parallel with condenser, LED seat 3 inboards are provided with illumination LED, illumination LED is located at the opposite side of condenser focal plane 8, illumination LED comprises bend illumination LED group 4, lower beam illumination LED group 6 and far lighting LED group 7, bend illumination LED group 4, lower beam illumination LED group 6 is provided with the LED seat is vertical with the LED22 that far lighting LED organizes in 7, this example is respectively established a bend illumination LED group 4 above the both sides of LED seat 3 condenser center line 5, each bend illumination LED group 4 is made of 1 LED, above LED seat 3 inboard condenser center lines 5, be provided with lower beam illumination LED group 6, lower beam illumination LED group 6 is made up of 1-6 LED22, this example lower beam illumination LED group 6 is made of 1 LED22, far lighting LED group 7 is located at inboard condenser 5 center lines of LED seat below, far lighting LED group 7 is made up of 1-3 LED, this example far lighting LED group 7 is made of 1 LED22, condenser focal plane 8 places between condenser 2 and condenser carrier 1 rear end are provided with baffle plate 9, baffle plate closure when carrying out lower beam illumination, the both sides of baffle plate 9 are provided with shadow shield 21, shadow shield 21 is fixed on the inwall of condenser carrier 1, baffle plate 9 is located at the below of condenser center line 5, baffle plate 9 is by drive unit 11 controls, drive unit is an electromagnet, condenser carrier 1 outer both sides are provided with and connect support 10, it is fixing with lamp box frame 12 to connect support 10, the front end of lamp box frame 12 and condenser carrier 1 are fixing, the rear end of lamp box frame 12 and LED seat 3 are fixing, LED seat 3 outsides are provided with radiator 13, the front portion of each LED22 is provided with little condenser 14, little condenser is 1-5mm to the distance of condenser focal plane, the LED22 rear portion is provided with two heat radiation conducting strips 15, be provided with insulating cement 16 between two heat radiation conducting strips 15, be provided with conducting resinl 17 or scolding tin between each heat radiation conducting strip 15 and the LED22, be provided with conducting resinl 17 or scolding tin between each heat radiation conducting strip 15 and the LED22, LED electrode 18 on the LED22 is fixed with conducting resinl 17 or scolding tin, and each heat radiation conducting strip 15 is connected with lead 19.
Embodiment 2: realize near, when far lighting switches, baffle plate is motionless.
Far lighting LED among the embodiment 1 organizes 7 condenser center line 5 belows that are located between baffle plate 9 and the condenser 2 as shown in Figure 3, be provided with reflective mirror 20 between far lighting LED group 7 and the baffle plate 9, this example lower beam illumination LED group 6 is made of 3 LED22, far lighting LED group 7 is made of 2 LED22, and bend illumination LED group 4 is made of 2 LED.Other is with embodiment 1.When the lower beam illumination state, far lighting LED group is extinguished, and the baffle edge image is presented on the screen; During the far lighting state, far lighting LED group is lighted, and light is after the reflective mirror reflection, throw away by condenser,, be superimposed upon on the dipped beam as luminous from its picture point, flood the baffle plate picture, baffle plate does not need motion, as long as switch distance light LED group just can realize the switching between dipped beam and the distance light.
Embodiment 3: realize the bend illumination.
The LED automotive headlight, comprise condenser carrier 1, be located at the condenser 2 of condenser carrier 1 front end, condenser carrier 1 rear end is provided with LED seat 3, LED seat 3 inboards are provided with illumination LED, illumination LED is located at the opposite side of condenser focal plane 8, and illumination LED is the bend illumination LED group 4 that is located at LED seat 3 both sides, and this example bend illumination LED group 4 is made of 3 LED.Condenser carrier 1 outer both sides are provided with and connect support 10, it is fixing with lamp box frame 12 to connect support 10, the front end of lamp box frame 12 and condenser carrier 1 are fixing, the rear end of lamp box frame 12 and LED seat 3 are fixing, LED seat 3 outsides are provided with radiator 13, the front portion of each LED22 is provided with little condenser 14, little condenser is 1-5mm to the distance of condenser focal plane, the LED22 rear portion is provided with two heat radiation conducting strips 15, be provided with insulating cement 16 between two heat radiation conducting strips 15, be provided with conducting resinl 17 or scolding tin between each heat radiation conducting strip 15 and the LED22, the LED electrode 18 on the LED22 is fixed with conducting resinl 17 or scolding tin, and each heat radiation conducting strip 15 is connected with lead 19.
Embodiment 4: realize far lighting.
The LED automotive headlight, comprise condenser carrier 1, be located at the condenser 2 of condenser carrier 1 front end, condenser carrier 1 rear end is provided with LED seat 3, LED seat 3 inboards are provided with illumination LED, illumination LED is located at the opposite side of condenser focal plane 8, and illumination LED is the far lighting LED group 7 that is located at LED seat 3 inboard condenser center lines 5 belows, and this example far lighting LED group 7 is made of 3 LED22.Condenser carrier 1 outer both sides are provided with and connect support 10, it is fixing with lamp box frame 12 to connect support 10, the front end of lamp box frame 12 and condenser carrier 1 are fixing, the rear end of lamp box frame 12 and LED seat 3 are fixing, LED seat 3 outsides are provided with radiator 13, the front portion of each LED22 is provided with little condenser 14, little condenser is 1-5mm to the distance of condenser focal plane, the LED22 rear portion is provided with two heat radiation conducting strips 15, be provided with insulating cement 16 between two heat radiation conducting strips 15, be provided with conducting resinl 17 or scolding tin between each heat radiation conducting strip 15 and the LED22, the LED electrode 18 on the LED22 is fixed with conducting resinl 17 or scolding tin, and each heat radiation conducting strip 15 is connected with lead 19.
Embodiment 5: realize lower beam illumination.
The LED automotive headlight, comprise condenser carrier 1, be located at the condenser 2 of condenser carrier 1 front end, condenser carrier 1 rear end is provided with LED seat 3, LED seat 3 inboards are provided with illumination LED, illumination LED is located at the opposite side of condenser focal plane 8, and illumination LED is the lower beam illumination LED group 6 that is located at LED seat 3 inboard condenser center lines 5 tops, and this example lower beam illumination LED group 6 is made of 6 LED22.Condenser focal plane 8 places between condenser 2 and condenser carrier 1 rear end are provided with baffle plate 9, the both sides of baffle plate 9 are provided with shadow shield 21, shadow shield 21 is fixed on the inwall of condenser carrier 1, baffle plate 9 is located at the below of condenser center line 5, baffle plate 9 is by drive unit 11 controls, drive unit is a motor, condenser carrier 1 outer both sides are provided with and connect support 10, it is fixing with lamp box frame 12 to connect support 10, the front end of lamp box frame 12 and condenser carrier 1 are fixing, the rear end of lamp box frame 12 and LED seat 3 are fixing, LED seat 3 outsides are provided with radiator 13, and the front portion of each LED22 is provided with little condenser 14, little condenser is 1-5mm to the distance of condenser focal plane, the LED22 rear portion is provided with between 15, two heat radiations of two heat radiation conducting strips conducting strip 15 and is provided with insulating cement 16, is provided with conducting resinl 17 or scolding tin between each heat radiation conducting strip 15 and the LED22, LED electrode 18 on the LED22 is fixed with conducting resinl 17 or scolding tin, and each heat radiation conducting strip 15 is connected with lead 19.
Operation principle of the present utility model: when automobile is being turned, bend illumination LED group is carried out work, when turning left, the bend illumination LED group work on right side, when turning right, the work of the bend illumination LED group in left side, lower beam illumination LED group and baffle plate work when the needs dipped beam, far lighting LED group work when the needs distance light, thus realize far lighting.When opening bend illumination LED group, LED in lower beam illumination LED group and the far lighting LED group, each LED forms a hot spot on the condenser focal plane, continuous hot spot forms a light belt, just can form illumination through condenser again in corresponding zone, and the model of LED, power, quantity is corresponding with the Illumination Distribution of standard code with position distribution, form a continuous light belt as all LED in the lower beam illumination LED group at the condenser focal plane, this light belt impinges upon in the desired scope of dipped beam through condenser again, and all LED in the lower beam illumination LED group can be that a row also can be two rows on the LED seat, arrange as required.
Claims (10)
1.LED automotive headlight comprises condenser carrier, is located at the condenser of condenser carrier front end, it is characterized in that described condenser carrier rear end is provided with the LED seat, LED seat inboard is provided with illumination LED, and illumination LED is located at the opposite side of condenser focal plane.
2. LED automotive headlight according to claim 1, it is characterized in that described illumination LED comprises bend illumination LED group, lower beam illumination LED group and/or far lighting LED group, bend illumination LED group is located at the both sides of LED seat, lower beam illumination LED group is located at the inboard condenser center line of LED seat top, far lighting LED group is located at the inboard condenser center line of LED seat below, and the LED seat vertically is provided with.
3. LED automotive headlight according to claim 1, it is characterized in that the condenser focal plane place between described condenser and the condenser carrier rear end is provided with baffle plate, the both sides of baffle plate are provided with shadow shield, shadow shield is fixed on the inwall of condenser carrier, baffle plate is located at the below of condenser center line, baffle plate is by driving device controls, and drive unit is electromagnet or motor.
4. LED automotive headlight according to claim 3 is characterized in that being provided with far lighting LED group below the described condenser center line between baffle plate and condenser, is provided with reflective mirror between far lighting LED group and the baffle plate.
5. LED automotive headlight according to claim 2 is characterized in that described bend illumination LED group, lower beam illumination LED group and far lighting LED group are made of at least one LED.
6. LED automotive headlight according to claim 1 is characterized in that the outer both sides of described condenser carrier are provided with the connection support, connects support and lamp box frame and fixes, and the front end and the condenser carrier of lamp box frame are fixed, and the rear end of lamp box frame and LED seat are fixed.
7. LED automotive headlight according to claim 1 is characterized in that the described LED seat outside is provided with radiator, and the front portion of LED is provided with little condenser, and little condenser is 1-5mm to the distance of condenser focal plane.
8. LED automotive headlight according to claim 7 is characterized in that described LED rear portion is provided with two heat radiation conducting strips, is provided with insulating cement between two heat radiation conducting strips.
9. LED automotive headlight according to claim 8 is characterized in that being provided with conducting resinl or scolding tin between described each heat radiation conducting strip and the LED, and LED electrode on the LED and conducting resinl or scolding tin are fixed, and each heat radiation conducting strip is connected with lead.
10. LED automotive headlight according to claim 2 is characterized in that model, power that described bend illumination LED group, lower beam illumination LED group and far lighting LED organize, and quantity is corresponding with the Illumination Distribution of standard code with position distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201864573U CN201672415U (en) | 2010-05-12 | 2010-05-12 | LED motor vehicle head lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201864573U CN201672415U (en) | 2010-05-12 | 2010-05-12 | LED motor vehicle head lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201672415U true CN201672415U (en) | 2010-12-15 |
Family
ID=43329827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201864573U Expired - Fee Related CN201672415U (en) | 2010-05-12 | 2010-05-12 | LED motor vehicle head lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201672415U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011140769A1 (en) * | 2010-05-12 | 2011-11-17 | Guo Tinglin | Led headlamp for motor vehicle |
-
2010
- 2010-05-12 CN CN2010201864573U patent/CN201672415U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011140769A1 (en) * | 2010-05-12 | 2011-11-17 | Guo Tinglin | Led headlamp for motor vehicle |
| CN101858549B (en) * | 2010-05-12 | 2013-04-03 | 郭廷麟 | LED motor vehicle headlamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101215 Termination date: 20150512 |
|
| EXPY | Termination of patent right or utility model |