CN203771356U - Cooling fin capable of improving cooling performance and car head lamp with cooling pin - Google Patents
Cooling fin capable of improving cooling performance and car head lamp with cooling pin Download PDFInfo
- Publication number
- CN203771356U CN203771356U CN201420125036.8U CN201420125036U CN203771356U CN 203771356 U CN203771356 U CN 203771356U CN 201420125036 U CN201420125036 U CN 201420125036U CN 203771356 U CN203771356 U CN 203771356U
- Authority
- CN
- China
- Prior art keywords
- reflector
- cooling
- fin
- light source
- head lamp
- 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 - Lifetime
Links
- 238000001816 cooling Methods 0.000 title abstract description 30
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 32
- 230000001678 irradiating effect Effects 0.000 claims description 6
- 238000005286 illumination Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
-
- 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]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/39—Attachment thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- 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
-
- 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]
Abstract
The utility model relates to a cooling fin capable of improving cooling performance and a car head lamp with the cooling pin, wherein the cooling fin comprises a horizontal base, a vertical base and a plurality of reflector adjacency pins, the horizontal base is provided with a light source and a reflector, the vertical base is formed by vertically projecting from one side of the horizontal base, and the reflector adjacency pins are adjacently arranged at intervals from the vertical base along the peripheral surface of the reflector. The cooling fin capable of improving cooling performance and the car head lamp with the cooling pin can improve cooling performance, and can reduce whole volume of the cooling fin.
Description
Technical field
The utility model relates to the vehicle head lamp that improves the fin of heat dispersion and have this, relate in more detail, at reflector, a plurality of cooling pins (fin) are around set, in the time of reduction volume, improve the fin of heat dispersion and there is this vehicle head lamp.
Background technology
In conventional truck, be provided with the lights device of carrying out varied function.In the lights device of vehicle, head lamp is set is in order to guarantee driving vision when the night running.
Described head lamp, has: light source; With reflector, make to reflex to the place ahead at the light of described light source radiation; And lens, make according to the anaclasis of described reflector reflection.
Described light source has been used the bulb of various forms in the early stage, but with light source, starting to be widely used LED (Light Emitting Diode) recently, its conversion efficiency from electric light is outstanding, caloric value is few, can be small-sized and light weight, life-span long.
The LED that is applicable to headlight for vehicle makes with module form conventionally, on streamline, assembles.Described LED module is for the suitable cooling heat in LED radiation, assembling together with LED radiating module (Heat Sink).
Described LED radiating module is dull and stereotyped form, and has the form that a plurality of cooling pins protrude from a flank side surface.
Described LED module, is arranged on after a side plane of described LED radiating module, with the more than one erection bolt assembling connecting, at the LED module assembly connection FPCB (Flexible Printed Circuit Board) of identical assembling therewith substrate.
With reference to Fig. 1 and Fig. 2, head lamp module 2, comprising: light source 3; Reflector 4, the light that reflection is irradiated from light source 3, irradiates to a field; Non-spherical lens 5, forwards reflects the light irradiating according to reflector 4, forms desirable light pattern; And fin 6 (heat sink).With light source 3, utilize LED here.In addition, fin 6 can comprise pedestal 7 and cooling pin 8.
That is, if at light source 3 supply powers, light source 3 is lit, the light occurring at light source 3 according to reflector 4 reflections in, by non-spherical lens 5 to irradiating above.
At this moment, the heat occurring as shown in Figure 3 according to fin 6 to external cooling.Here the color of Fig. 3 is to show heat reception and registration coefficient.
In more detail, from the pedestal 7 of the disposable fin 6 that light source is set to cooling pin 8, according to transmission mechanism, the heat that reception and registration is occurred by a bright light source 3, and by a plurality of cooling pins 8 that are arranged on pedestal 7 of secondary, with air in atmosphere to stream mechanism, form heat and pass on.The arrow of Fig. 1 is the flow direction that shows air.
At this moment, the fin 6 of forced convertion mode, should form cooling pin 8 with the horizontal direction with ventilation fan (not shown) flow direction, could increase heat dispersion.
Also have, because the fin 6 of free convection mode forms mobilely with the gravity direction of air, so the form of cooling pin 8 should be vertical direction, just can increase advection heat and pass on coefficient, increases heat dispersion.
But take light source 3 as benchmark, at the periphery that light source 3 is installed, reflector 4 is set, interference during due to assembling cooling pin 8 and between reflector 4, can not reflector 4 peripheral adjacent cooling pin 8 is set, therefore in order to ensure area of dissipation, the A direction with the pedestal 7 of fin 6 arranges cooling pin 8 as shown in Figure 1.According to this, can increase the overall volume of fin 6.
That is, according to the opposite direction of the bottom at pedestal 7 and irradiation direction, form cooling pin 8, increase the overall volume of fin 6, and can increase the problem of the overall volume of head lamp module 2 according to this.
Summary of the invention
(technical problem that will solve)
The utility model is as in order to solve the problem of conventional art, and object is to provide the fin that improves heat dispersion and the vehicle head lamp with this, at reflector periphery, a plurality of cooling pins (fin) is set, and improves heat dispersion when reducing volume.
(means of dealing with problems)
The fin of the present utility model of reaching described object, is characterized in that, comprising: horizontal base, arranges light source and reflector; Vertical pedestal, vertically protrudes formation from a side of described horizontal base; A plurality of reflector abutment pin, from described vertical pedestal along described reflector outer peripheral face, the setting of adjacency and space.
Here, it is characterized in that, it is benchmark that described vertical pedestal be take the direction of illumination of described light, and horizontal section is semicircular form.
Also have, it is characterized in that, the curvature of described vertical pedestal is, 25～40mm that the focus of described light source of take is benchmark.
In addition, it is characterized in that, described reflector abutment pin forms with inverted triangle form.
On the other hand, it is benchmark that described vertical pedestal be take the direction of illumination of described light, and horizontal section can be the form of U font.
The vehicle head lamp of the present utility model of reaching described object, is characterized in that, comprising: light source; Reflector, forwards reflects the light irradiating at described light source; Above-mentioned fin.
(effect of invention)
According to thering is as mentioned above the preferred embodiment of the present utility model forming, improve the fin of heat dispersion and there is this vehicle head lamp, owing to thering is vertical pedestal, having the curvature of having set; With there is reflector abutment pin, the outer peripheral face from described vertical pedestal along reflector, in abutting connection with and space arrange, when therefore can improve heat dispersion, can make the overall volume reduction of fin.
In addition, the situation of reflector abutment pin, due to the setting with reflector adjacency, therefore can make heat dispersion improve.
Accompanying drawing explanation
Fig. 1 and Fig. 2 are the drawings that shows traditional head lamp module.
Fig. 3 is the drawing that shows the heat reception and registration efficiency of traditional head lamp module.
Fig. 4 is according to the utility model one preferred embodiment, shows and improves the fin of heat dispersion and have the stereogram of head lamp for this vehicle.
Fig. 5 is the plane of Fig. 4.
Fig. 6 is according to a preferred embodiment of the present utility model, show vehicle with the reflector of head lamp and with the drawing of fin relation.
(description of reference numerals)
1: the vehicle head lamp with the fin that improves heat dispersion
2: head lamp module 3: light source
4: reflector 5: non-spherical lens
100: the fin 110 that improves heat dispersion: horizontal base
120: vertical pedestal 130: reflector abutment pin
140: cooling pin
The specific embodiment
Below, for clearly, about the solution of technical task of the present utility model, with reference to accompanying drawing, describe preferred embodiment of the present utility model in detail.Just, on explanation the utility model, about the explanation of related known technology, can, the inexplicit situation of main points of the present utility model, will omit its description on the contrary.In addition, whole through description, the part representing with identical drawing symbol (reference marks), shows identical key element.
Below, to checking with head lamp 1 according to the fin of raising heat dispersion of the present utility model and the vehicle with this.
With reference to Fig. 1, Fig. 4 to Fig. 6, according to the head lamp 1 for vehicle of the utility model one embodiment, can comprise light source 3, reflector 4, non-spherical lens 5 and fin 100 (heat sink).
If at light source 3 supply powers, light source 3 is lit, the light irradiating from light source 3 is reflected according to reflector 4, by non-spherical lens 5 to irradiating above.
Also have, the heat that some bright light source 3 occurs, according to fin 100 to external cooling.
According to the utility model one preferred embodiment, improve the fin 100 of heat dispersion, can comprise horizontal base 110, vertical pedestal 120 and reflector abutment pin 130.
At horizontal base 110, light source 3 and reflector 4 are set.According to this, the heat occurring according to a bright light source 3, conducts and dispels the heat by the order of horizontal base 110, vertical pedestal 120 and reflector abutment pin 130.
Vertical pedestal 120, vertically protrudes formation from a side of horizontal base 110.That is,, from a side of horizontal base 120, to the direction that reflector 4 is set is outstanding, form.
Also have, vertical pedestal 120 as shown in Figure 5, the direction of illumination of light of take is benchmark, the semicircular form that horizontal section can have curvature forms.Here, the curvature of vertical pedestal 120
be preferably 25～40mm that the focus of light source 3 of take is as shown in Figure 5 benchmark.
Therefore, owing to take, according to lighting a lamp, the curvature that hot light source 3 has been set as benchmark occurs, form vertical pedestal 120, the configuration that therefore vertical pedestal 120 is approaching with light source 3, can make the cooling performance of light source 3 improve.
That is, due to the configuration approaching with light source 3 of vertical pedestal 120, be therefore easy to pass on heat, according to this, can pass on Coefficient Maximization by heat, improve heat dispersion.
In addition, because vertical pedestal 120 forms with semicircle form, therefore, with the vertical pedestal comparison of yi word pattern as shown in Figure 1, make to arrange width reduction, and can make the whole width reduction of fin 100 according to this.
Here, vertical pedestal 120 be take semicircular form as its example, but is not defined in this, and the left and right volume of fin 100, and the U font form that for example certainly can reduce left and right width forms.
Reflector abutment pin 130, protrudes and forms to reflector 4 from vertical pedestal 120.That is, as shown in Figures 4 to 6, reflector abutment pin 130 is along the outer peripheral face of reflector 4, in abutting connection with and the setting of space.
Therefore, by air in reflector abutment pin 130 and atmosphere to stream mechanism, from light source 3 and reflector 4, conduct to the heat of fin 100, according to reflector abutment pin 130, to atmosphere, dispel the heat.
Reflector abutment pin 130, can inverted triangle form form at vertical pedestal 120 as shown in Figure 6.In more detail, when assembling and fin 100 being set, can not cause that with reflector 4 form that assembling is interfered forms.Also have, the reflector 4 side fields of reflector abutment pin 130, the form formation corresponding to reflector 4, improves heat dispersion.
On the other hand, at horizontal base 110 and vertical pedestal 120, except reflector abutment pin 130, cooling pin 140 as shown in Figures 4 and 5 is also set, can improves heat dispersion.
According to various embodiment of the present utility model, certainly can solve in this technical field other the various technical tasks at correlation technique neck except certainly also can solving the content of referring at the utility model.
Till now, reference example is illustrated the utility model.But, if practitioner, in the scope that is no more than internal technological thought of the present utility model, can understand the form realization that the utility model can be out of shape.Therefore disclosed embodiment is not limited viewpoint, but should consider in illustrative viewpoint.That is, real technical scope of the present invention is embodied in additional claim, and the point of all differences in scope equal with it, should be interpreted as being included in the present invention.
Claims (6)
1. a fin, is characterized in that, comprising:
Horizontal base, arranges light source and reflector;
Vertical pedestal, vertically protrudes formation from a side of described horizontal base;
A plurality of reflector abutment pin, from described vertical pedestal along described reflector outer peripheral face, the setting of adjacency and space.
2. fin according to claim 1, is characterized in that,
Described vertical pedestal, the direction of illumination of light of take is benchmark, horizontal section is semicircular form.
3. fin according to claim 2, is characterized in that,
The curvature of described vertical pedestal is, 25～40mm that the focus of described light source of take is benchmark.
4. fin according to claim 1, is characterized in that,
Described reflector abutment pin, forms with inverted triangle form.
5. fin according to claim 1, is characterized in that,
Described vertical pedestal, the direction of illumination of light of take is benchmark, horizontal section is the form of U font.
6. a vehicle head lamp, is characterized in that, comprising:
Light source;
Reflector, forwards reflects the light irradiating at described light source; And
Fin, it is the fin described in any one in claim 1 to 5.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130097040A KR102100086B1 (en) | 2013-08-16 | 2013-08-16 | Heatsink increasing heat emitting performance and Head lamp having it for vehicle |
| KR10-2013-0097040 | 2013-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203771356U true CN203771356U (en) | 2014-08-13 |
Family
ID=51288545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420125036.8U Expired - Lifetime CN203771356U (en) | 2013-08-16 | 2014-03-19 | Cooling fin capable of improving cooling performance and car head lamp with cooling pin |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR102100086B1 (en) |
| CN (1) | CN203771356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135320A (en) * | 2015-09-28 | 2015-12-09 | 台州探陆泽汽配有限公司 | Automobile headlight |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017010642A (en) | 2015-06-17 | 2017-01-12 | 株式会社小糸製作所 | Vehicle lighting apparatus |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4289268B2 (en) * | 2004-10-04 | 2009-07-01 | 市光工業株式会社 | Vehicle headlamp unit |
| US7635206B2 (en) * | 2008-01-02 | 2009-12-22 | Yujing Technology Co., Ltd. | Light emitting diode lighting device having a lens connected to a hood |
| JP5332688B2 (en) * | 2009-02-13 | 2013-11-06 | 市光工業株式会社 | Vehicle lighting |
| KR20130028511A (en) * | 2011-09-09 | 2013-03-19 | 에스엘 주식회사 | Heat radiation apparatus for automotive lamp and manufacturing method for the same |
-
2013
- 2013-08-16 KR KR1020130097040A patent/KR102100086B1/en active IP Right Grant
-
2014
- 2014-03-19 CN CN201420125036.8U patent/CN203771356U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135320A (en) * | 2015-09-28 | 2015-12-09 | 台州探陆泽汽配有限公司 | Automobile headlight |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20150019787A (en) | 2015-02-25 |
| KR102100086B1 (en) | 2020-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |