CN204922770U - Secondary reflection grading LED car lamp - Google Patents
Secondary reflection grading LED car lamp Download PDFInfo
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- CN204922770U CN204922770U CN201520602536.0U CN201520602536U CN204922770U CN 204922770 U CN204922770 U CN 204922770U CN 201520602536 U CN201520602536 U CN 201520602536U CN 204922770 U CN204922770 U CN 204922770U
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- 239000011521 glass Substances 0.000 claims abstract description 21
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- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
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- 241000168254 Siro Species 0.000 claims description 3
- 238000010410 dusting Methods 0.000 claims description 3
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- 229910052736 halogen Inorganic materials 0.000 description 10
- 150000002367 halogens Chemical class 0.000 description 10
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 7
- 229910052721 tungsten Inorganic materials 0.000 description 7
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- 230000032683 aging Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
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- 238000004064 recycling Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- 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 a secondary reflection grading LED car lamp, including car light main part and glass face lid, glass face lid install in in the car light main part, constitute inclosed lamp inner space, the car light main part comprises car light casing, LED light source, heat conductor and a secondary reflector, the car light casing is heat dissipation grading integration casing, the internal surface of car light casing is the secondary reflection face, the secondary reflection face is the parabola curved surface of evagination, the heat conductor perpendicular to glass face lid sets up, installs at least one LED light source and is close to a secondary reflector of LED light source, the light emitting area center of LED light source is located in the parabola curved surface focus of secondary reflection face, a secondary reflector with the light emitting area surface vertical of LED light source. The utility model discloses can effectively reduce LED car lamp grading mechanism geometry, can realize efficient LED grading based on the car light light source size of standard, be favorable to the upgrading and transformation of traditional car light enterprise, protection investment.
Description
Technical field
The utility model relates to LED technology field, particularly relates to a kind of secondary reflection light distribution LED automobile lamp.
Background technology
Along with the development of LED technology, have benefited from the feature that its fractional energy savings is high, the life-span is long, brightness is high, reliability is high, it is more and more general that LED is applied to automotive lighting.
But because the surface brightness of LED light source is up to 10
5-10
7more than cd, than traditional tungsten filament, halogen light source height 2-3 order of magnitude, if its light sent directly shines the eyes of people without management, serious dazzle can be produced, and existing LED car lamp luminous intensity distribution technology is always immature, LED is applied to its beam angle of auto lamp to be difficult to ensure, and veiling glare is difficult to eliminate.
The auto lamp of current market offers, its luminous intensity distribution design science all not, its illuminating effect is poor, dazzle serious, even can endanger traffic safety.
And existing LED automobile lamp occurs mainly with the pattern of assembly greatly, its appearance and size, the equal disunity of light distribution effect, can not standard-required be met, the direct replacement to traditional tungsten filament, automotive halogen lamp cannot be realized.In addition, for the design of different luminous intensity distributions, different LED light sources and optical facilities must be mated, depart from completely with traditional car light manufacture, be unfavorable for upgrading and transformation and the assets recycling of orthodox car lamp enterprise.
Summary of the invention
In order to solve the problem, the utility model provides a kind of secondary reflection light distribution LED automobile lamp, can ensure that all LED emergent raies can not produce dazzle without the human eye that directly enters of management, ensure the automotive luminaire physical dimension that appearance and size specifies in strict conformity with standard, and the tungsten filament that directly application is traditional, halogen vehicle lamp cover can reach basic the same light distribution effect simultaneously.
For realizing above-mentioned technical purpose, the utility model have employed following technical scheme:
Secondary reflection light distribution LED automobile lamp, comprises car light main body and glass cover, and described glass cover is installed in described car light main body, forms space in airtight lamp; Described car light main body is made up of lamp body, LED light source, heat carrier and primary event face; Described lamp body is heat radiation luminous intensity distribution integrated shell, and the inner surface of described lamp body is secondary reflection face, and described secondary reflection face is the parabolic surface of evagination; Described heat carrier is arranged perpendicular to described glass cover, one end and described lamp body compact siro spinning technology, and the other end is provided with at least one LED light source and the primary event face near described LED light source; The light-emitting area center of described LED light source is located in the parabolic surface focus in described secondary reflection face, and described primary event face is vertical with the light-emitting area surface of described LED light source; Described glass cover is light cover, pearl point lid or prism lid, and different covers can realize different light distribution effects, and its light distribution effect and traditional tungsten filament, automotive halogen lamp light distribution effect are substantially identical.
Preferably, described LED light source light-emitting area is strip.
Further, described LED light source is made up of one or more light source board comprising drive circuit, and adopt one side light extracting LED chip and chip surface dusting packaging technology, described drive circuit is laid in below LED chip.Because the rising angle of LED generally can not be greater than 150 degree, drive circuit is laid in below LED chip can not affect luminous intensity distribution.Adopt the light source board comprising drive circuit, further reduce the volume of light source assembly, facilitate its Install and configure.
Further, described LED light source plate is located by groove reserved on heat carrier and primary event face and is fixed, and simplifies assembly technology, improves luminous intensity distribution precision.
Adopt said structure, secondary reflection light distribution LED automobile lamp of the present utility model, its LED light source exiting surface is that strip is attached on heat carrier, and light source luminescent face is vertical with primary event face, and by primary event face and the reflection of secondary reflection face, effective light utilization efficiency is very high; Meanwhile, light all sends after management, and do not have veiling glare, luminous intensity distribution efficiency is high, can realize good light distribution effect when light distribution mechanism is smaller.Further, its light source is positioned at the focal position in secondary reflection face, can realize vertical light distribution, and car light main body luminous intensity distribution result is consistent with the luminous intensity distribution result of original Halogen lamp LED main body, thus the cover of original Halogen lamp LED can directly be used; And the light sent is collimated light entirely, and existing Halogen lamp LED main body luminous intensity distribution is similar.
Preferably, the external form of described heat carrier is template, triangular prism-shaped or quadrangular type.
Preferably, described secondary reflection face is the combination of single parabolic surface or multiple different parabolic surface.
Preferably, described secondary reflection face is the reflecting surface carrying out mirror finish formation to lamp body inner surface or the reflector be fixed in lamp body.
Preferably, the outer surface of described lamp body is light face or is provided with rib striped, meets different radiating requirements.
Preferably, described glass cover passes through rubber seal process Installation in described car light main body.
Further, the physical dimension of described car light is the car bulb Source size of standard.
Further, be provided with insulated enclosure cap bottom described car light, described insulated enclosure cap is provided with compound pin, and described compound pin is fixed on described insulated enclosure cap by nylon screw; Described lamp body is provided with exhaust sealing hole, and car light aging adding after hot-air appropriateness is discharged seals, and in formation lamp, negative pressure is to ensure sealing.
Secondary reflection light distribution LED automobile lamp of the present utility model, its beneficial effect is: measured vehicle lamp light source size can realize high efficiency LED luminous intensity distribution, the light that all LED send can be managed, the light preventing LED light source from sending directly enters human eye without management and produces dazzle, the light simultaneously avoiding LED to send directly shines light fixture without management and produces veiling glare outward, luminous intensity distribution efficiency can also be improved, reduce the power of LED car lamp, reduce car light cooling requirements, extend the car light life-span.LED light source design with driving altogether plate, and to install easily, Position Design, contribute to simplification mounting process, reduce costs and control product quality.In addition, the glass cover that the utility model is applied is substantially identical with the glass cover of traditional tungsten filament, automotive halogen lamp, can revise rear direct utilization slightly to its mould, is convenient to traditional car light enterprise upgrading and makes the transition, protects investment.
Accompanying drawing explanation
Fig. 1 is the vertical section structure schematic diagram of secondary reflection light distribution LED automobile lamp of the present utility model;
Fig. 2 is the side view of embodiment in Fig. 1;
Fig. 3 is primary event face structural representation in Fig. 1 embodiment;
In figure: 1-glass cover; 2-car light main body; 21-primary event face; 22-LED light source; 23-heat carrier; 24-secondary reflection face; 25-lamp body; 26-exhaust sealing hole; 27-illustrates light; 28-compound pin; 29-insulated enclosure cap; 30-nylon screw.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following instance for illustration of the utility model, but is not used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
In addition, in description of the present utility model, except as otherwise noted, the implication of " multiple ", " many ", " many groups " is two or more.
As shown in Figure 1, a kind of secondary reflection light distribution LED automobile lamp that the utility model provides, comprise glass cover 1 and car light main body 2, car light main body is by primary event face 21, LED light source 22, form to hot body 23, secondary reflection face 24 and lamp body 25, described lamp body is heat radiation luminous intensity distribution integrated shell, the outer surface of housing can be light face, or for strengthening the rib striped that radiating effect is arranged.
The inner surface of housing is minute surface secondary reflection face 11, and described secondary reflection face 24 curve is the parabolic surface of evagination, and it is the combination of single parabolic surface or multiple different parabolic surface.Secondary reflection face 24 can be the reflector be fixed in lamp body, also can be reflecting surface shell inner surface being carried out to mirror finish formation.
Described heat carrier 23 can be template, triangular prism-shaped or quadrangular type, described heat carrier 23 is vertical with glass cover 1, described heat carrier 23 one end and lamp body 25 compact siro spinning technology are to ensure that LED heat can be transmitted to lamp body fast to complete heat radiation, described LED light source 22 to be arranged on heat carrier 23, described LED light source 22 installation site is vertical with glass cover 1, described LED light source 22 can be two, three or four, near LED light source upper end, be provided with the primary event face 21 vertical with light source surface, described LED light source 22 is made up of with one or more light source boards the light source board that comprises drive circuit, and its light-emitting area center is located in the focus of described secondary reflection parabolic surface.The described light source board drive circuit comprising drive circuit is laid in below LED chip, and because the rising angle of LED generally can not be greater than 150 degree, drive circuit is laid in below LED chip can not affect luminous intensity distribution.Especially, described LED light source 22 is in strip, and the preferred one side that adopts goes out optical chip and chip surface dusting packaging technology.As shown in Figure 3, described LED light source 22LED light source board is located by groove reserved on heat carrier 23 and primary event face 21 and is fixed, and can simplify assembly technology, improves luminous intensity distribution precision.
The front end face of described LED car lamp housing is provided with glass cover 1, and by rubber seal process Installation in described car light main body.Cover can be light cover, pearl point lid and prism lid, and different covers can realize different light distribution effects, and its light distribution effect and traditional tungsten filament, automotive halogen lamp light distribution effect are substantially identical.
The light that LED light source 22 sends, a part directly shines secondary reflection face 24, managed beam projecting is become to glass cover 1 after the reflection of secondary reflection face, directly can not shine all light in secondary reflection face 24, after primary event face 21 is reflected, arrive secondary reflection face 24 completely, managed beam projecting is become to glass cover 1 after the secondary reflection of secondary reflection face 24, the emergent ray of all like this LED will all become managed light, can prevent LED emergent ray from directly entering human eye and produce dazzle or produce veiling glare without management outgoing.
As shown in Figure 2, because lamp body is conducting metal, and car light compound pin and fixed position thereof need be consistent with traditional car light, and therefore car light bottom design has insulated enclosure cap 29, compound pin 28 is installed on insulated enclosure cap 29, is then fixed on lamp body 25 by nylon screw 30.Seal for preventing the excessive expanded by heating of gas in lamp from destroying, lamp body 25 is designed with exhaust sealing hole 26, the aging hot-air appropriateness that adds of car light discharges rear sealing, and in formation lamp, negative pressure is to ensure sealing.
As can be seen from the above embodiments, the utility model measured vehicle lamp light source size can realize high efficiency LED luminous intensity distribution, the light that all LED send can be managed, the light preventing LED light source from sending directly enters human eye without management and produces dazzle, the light simultaneously avoiding LED to send directly shines light fixture without management and produces veiling glare outward, luminous intensity distribution efficiency can also be improved, reduce the power of LED car lamp, reduce car light cooling requirements, extend the car light life-span, the cover that the utility model is applied and traditional tungsten filament, the cover of automotive halogen lamp is substantially identical, rear direct utilization can be revised slightly to its mould, be convenient to traditional car light enterprise upgrading make the transition, protection investment.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a secondary reflection light distribution LED automobile lamp, is characterized in that: comprise car light main body and glass cover, and described glass cover in described car light main body, forms space in airtight lamp by rubber seal process Installation; Described car light main body is made up of lamp body, LED light source, heat carrier and primary event face; Described lamp body is heat radiation luminous intensity distribution integrated shell, and the inner surface of described lamp body is secondary reflection face, and described secondary reflection face is the parabolic surface of evagination; Described heat carrier is arranged perpendicular to described glass cover, one end and described lamp body compact siro spinning technology, and the other end is provided with at least one LED light source and the primary event face near described LED light source; The light-emitting area center of described LED light source is located in the parabolic surface focus in described secondary reflection face, and described primary event face is vertical with the light-emitting area surface of described LED light source; Described glass cover is light cover, pearl point lid or prism lid.
2. secondary reflection light distribution LED automobile lamp as claimed in claim 1, is characterized in that: described LED light source light-emitting area is strip.
3. secondary reflection light distribution LED automobile lamp as claimed in claim 2, it is characterized in that: described LED light source is made up of one or more light source board comprising drive circuit, adopt one side light extracting LED chip and chip surface dusting packaging technology, described drive circuit is laid in below LED chip.
4. secondary reflection light distribution LED automobile lamp as claimed in claim 3, is characterized in that: described LED light source plate is located by groove reserved on heat carrier and primary event face and fixed.
5. secondary reflection light distribution LED automobile lamp as claimed in claim 1, is characterized in that: the external form of described heat carrier is template, triangular prism-shaped or quadrangular type.
6. secondary reflection light distribution LED automobile lamp as claimed in claim 1, is characterized in that: described secondary reflection face is the combination of single parabolic surface or multiple different parabolic surface.
7. secondary reflection light distribution LED automobile lamp as claimed in claim 1, is characterized in that: described secondary reflection face is the reflecting surface carrying out mirror finish formation to lamp body inner surface or the reflector be fixed in lamp body.
8. secondary reflection light distribution LED automobile lamp as claimed in claim 1, is characterized in that: the outer surface of described lamp body is light face or is provided with rib striped.
9. the secondary reflection light distribution LED automobile lamp as described in any one of claim 1-8, is characterized in that: the physical dimension of described car light is the car bulb Source size of standard.
10. secondary reflection light distribution LED automobile lamp as claimed in claim 9, it is characterized in that: be provided with insulated enclosure cap bottom described car light, described insulated enclosure cap is provided with compound pin, and described compound pin is fixed on described insulated enclosure cap by nylon screw; Described lamp body is provided with exhaust sealing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602536.0U CN204922770U (en) | 2015-08-11 | 2015-08-11 | Secondary reflection grading LED car lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602536.0U CN204922770U (en) | 2015-08-11 | 2015-08-11 | Secondary reflection grading LED car lamp |
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| Publication Number | Publication Date |
|---|---|
| CN204922770U true CN204922770U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520602536.0U Active CN204922770U (en) | 2015-08-11 | 2015-08-11 | Secondary reflection grading LED car lamp |
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| CN (1) | CN204922770U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444081A (en) * | 2015-08-11 | 2016-03-30 | 嘉兴市光泰照明有限公司 | Secondary reflection light-distribution LED automobile lamp |
| TWI572811B (en) * | 2016-08-15 | 2017-03-01 | Chun-Hsien Kuo | To light bulb type light bulb headlights |
| CN109084271A (en) * | 2018-09-26 | 2018-12-25 | 浙江省金华市第特种灯泡厂 | A kind of car light radiating subassembly and car light |
-
2015
- 2015-08-11 CN CN201520602536.0U patent/CN204922770U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444081A (en) * | 2015-08-11 | 2016-03-30 | 嘉兴市光泰照明有限公司 | Secondary reflection light-distribution LED automobile lamp |
| TWI572811B (en) * | 2016-08-15 | 2017-03-01 | Chun-Hsien Kuo | To light bulb type light bulb headlights |
| US9933125B2 (en) | 2016-08-15 | 2018-04-03 | Chun-Hsien Kuo | Bulb simulating light emitting diode headlight |
| CN109084271A (en) * | 2018-09-26 | 2018-12-25 | 浙江省金华市第特种灯泡厂 | A kind of car light radiating subassembly and car light |
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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: Zhejiang Guangtai Lighting Co.,Ltd. Assignor: JIAXING GUANGTAI LIGHTING Co.,Ltd. Contract record no.: X2024330000108 Denomination of utility model: A secondary reflection LED car light with light distribution Granted publication date: 20151230 License type: Common License Record date: 20240611 |