LED automobile lamp, headlight for vehicles assembly
Technical field
The utility model relates to auto lamp, particularly relates to a kind of LED automobile lamp, headlight for vehicles assembly.
Background technology
LED is as a kind of novel light source, there is energy-saving and environmental protection, life-span length, reliability high, be widely used in various field, such as, in automotive field, increasing producer adopts LED as the light source of auto lamp, when LED chip is applied to auto lamp, because single LEDs chip power is less, the lighting requirement of auto lamp can not be reached, common way is: be encapsulated in by plurality of LEDs integrated chip on COB light source support and make COB light source, then COB light source be arranged on the lamppost of LED automobile lamp.The power of a general LED automobile headlight is at about 30 watts, a large amount of heats can be produced when it normally works, heat radiation just becomes a very sharp-pointed problem, the sinking path of traditional LED automobile lamp is: LED chip heat conduction is to COB light source support, lamppost is transmitted to again by COB light source support, be transmitted on radiator by lamppost again, cause sinking path longer like this, radiating effect is poor.
Tradition LED automobile lamp radiating effect is poor, can produce many adverse consequences: dispel the heat bad and produce high temperature gathering, causing LED chip to be damaged; Burnt by high temperature to prevent LED chip, the integrated LED chip of COB light source is arranged relatively disperses, COB light source is caused to be difficult to be formed the effect of luminous point, and often form a larger light-emitting area, when the LED automobile lamp that COB light source is made coordinates with the reflector inside various headlight for vehicles assembly or two optical lens time, the light type meeting industry standard cannot be reached, affect result of use; And lamppost and COB light source size are comparatively large, cause the LED automobile lamp volume made large, installation cannot be coordinated well with the large lamp assembly of a lot of vehicle, significantly limit the popularization and application of LED automobile lamp.
Summary of the invention
Based on this, be necessary to provide one effectively can shorten heat dissipation path, the LED automobile lamp of good heat dissipation effect, headlight for vehicles assembly.
A kind of LED automobile lamp, comprise: lamp body center pillar, radiator, LED chip, wiring board in strip, described radiator is provided with installing hole, the hypomere of described lamp body center pillar is fixed in installing hole, wiring board is embedded on its sidewall along the bearing of trend of lamp body center pillar, this wiring board comprises body and the weld part be connected with our department, described LED chip are encapsulated on the epimere sidewall of lamp body center pillar, and are electrically connected with described weld part.
Its further technical scheme is as follows:
Described lamp body center pillar is quadrangular shape, described wiring board is four pieces, the two sides that lamp body center pillar is wherein relative all arrange two pieces of wiring boards, the weld part of described wiring board is bending-like, form the first connected wire welding area of knuckle, the second wire welding area, first wire welding area, the second wire welding area are embedded on two adjacent sides respectively, described LED chip is multiple, multiple LED chip is packaged on four sides of this lamp body center pillar respectively, and between two weld parts on every side, the weld part that LED chip is adjacent is electrically connected.
Described lamp body center pillar is quadrangular shape, and described LED chip is multiple, and multiple LED chip is arranged on one of them side of described lamp body center pillar; Or described multiple LED chip is arranged on wherein two sides of described lamp body center pillar; Or described multiple LED chip is arranged on wherein three sides of described lamp body center pillar, and wherein at least one side is provided with described wiring board.
Described LED automobile lamp also comprises the four-core socket for being connected with attaching plug, and base plate of radiator is provided with two-sided terminal plate, and described two-sided terminal plate is electrically connected with wiring board, four-core socket respectively.
Described LED automobile lamp also comprises radiator fan, and described base plate of radiator side is provided with groove, and groove walls is provided with bayonet socket, and described radiator fan is arranged in groove by bayonet socket, and radiator fan and two-sided terminal plate are electrically connected.
Described LED automobile lamp also comprises bonnet, and described bonnet covers on outside base plate of radiator, and described bonnet has louvre, is provided with containment vessel outside described radiator fan, and described containment vessel and bonnet are connected and are connected with radiator.
Described lamp body center pillar is coated with optical cement layer, and described optical cement layer is arranged around the side of described lamp body center pillar.
A manufacture method for LED automobile lamp, comprises the steps:
The hypomere of lamp body center pillar is fixed in the installing hole of radiator;
The wiring board of strip is embedded on its sidewall along the bearing of trend of lamp body center pillar;
LED chip is encapsulated on the epimere sidewall of lamp body center pillar, and is electrically connected with the weld part of wiring board.
Further, the manufacture method of described LED automobile lamp also comprises the steps, lamp body center pillar is arranged to quadrangular shape, the two sides that lamp body center pillar is wherein relative all arrange two pieces of described wiring boards, the weld part of wiring board is arranged to bending-like, form the first connected wire welding area of knuckle, the second wire welding area, first wire welding area, the second wire welding area are embedded on the adjacent side of lamp body center pillar two respectively, arrange multiple LED chip between two weld parts on every side, the weld part that described LED chip is adjacent is electrically connected.
A kind of headlight for vehicles assembly, comprise the LED automobile lamp described in above-mentioned any one, lamp body deck, deck spring, headlight body, described lamp body deck is provided with the card interface mated with LED automobile lamp, described headlight body is provided with and installing hole, lamp body deck is arranged in described installing hole, and by described deck spring clamping, described LED automobile lamp is arranged in card interface.
Above-mentioned LED automobile lamp, by LED chip being directly encapsulated on lamp body center pillar, LED chip, wiring board, the triplicity of lamp body center pillar forms wick structure, LED chip is equivalent to directly contact with lamp body center pillar, the heat that LED chip sends, lamp body center pillar can be directly conducted to, conduct on radiator by lamp body center pillar again, compare traditional LED automobile lamp, in radiation processes, heat only need thermal resistance between LED chip and lamp body center pillar, and need not through LED chip to COB light source support, again by the thermal resistance of COB light source support to lamp body center pillar, the heat dissipation path of the LED automobile lamp described in the application shortens, thus radiating effect is effectively promoted, and because heat dispersion improves, so the installation of multiple LED chip can be compacter, the overall volume of LED automobile lamp can be reduced, be beneficial to the effect forming luminous point, thus reach the requirement of automotive lighting specification light type, improve the popularization and application of LED automobile lamp.
The manufacture method of above-mentioned LED automobile lamp, simple to operate, LED chip is directly encapsulated on lamp body center pillar, the heat dissipation path of effective shortening LED automobile lamp, improve the heat dispersion of LED automobile lamp, be applicable to the compact installation of multiple LED chip, the overall volume of LED automobile lamp can be reduced, be beneficial to the effect forming luminous point, improve the popularization and application of LED automobile lamp.
Above-mentioned headlight for vehicles assembly, is stuck in LED automobile lamp on headlight body quickly by deck spring, easy for installation, and perfect heat-dissipating, is conducive to the volume reducing headlight body, is beneficial to the effect forming luminous point, improve the popularization and application of LED automobile lamp.
Accompanying drawing explanation
Fig. 1 is the schematic diagram one of the lamp body center pillar described in the utility model embodiment;
Fig. 2 is the schematic diagram two of the lamp body center pillar described in the utility model embodiment;
Fig. 3 is the structural representation of the LED automobile lamp described in the utility model embodiment;
Fig. 4 is arranged on the schematic diagram on headlight for vehicles assembly for the LED automobile lamp described in the utility model embodiment;
Fig. 5 is the schematic diagram of the base plate of radiator described in the utility model embodiment;
Fig. 6 is the schematic diagram of the bonnet described in the utility model embodiment.
Description of reference numerals:
1, LED automobile lamp, 2, lamp body deck, 21, card interface, 3, deck spring; 4, headlight body, 41, installing hole, 10, lamp body center pillar, 20, radiator; 210, base plate of radiator, 212, bayonet socket, 30, LED chip, 40, wiring board; 410, body, 420, weld part, the 422, first wire welding area, the 423, second wire welding area; 50, four-core socket, 60, two-sided terminal plate, 70, radiator fan, 80, bonnet; 810, louvre, 90, containment vessel, 100, attaching plug.
Detailed description of the invention
Refer to Fig. 1 to Fig. 3, a kind of LED automobile lamp 1, comprise: lamp body center pillar 10, radiator 20, LED chip 30, wiring board 40 in strip, described radiator 20 is provided with installing hole, the hypomere of described lamp body center pillar 10 is fixed in installing hole, wiring board 40 is embedded on its sidewall along the bearing of trend of lamp body center pillar 10, this wiring board 40 comprises body 410 and the weld part 420, the described LED chip 30 that are connected with our department are encapsulated on the epimere sidewall of lamp body center pillar 10, and are electrically connected with described weld part 420.Lamp body center pillar 10 is in quadrangular shape, and its bearing of trend i.e. its long side direction; Lamp body center pillar 10 is cylindrical, and its bearing of trend i.e. its axial direction.
With reference to Fig. 2, Fig. 3, lamp body center pillar 10 described in the present embodiment is in quadrangular shape, described wiring board 40 is four pieces, the two sides that lamp body center pillar 10 is wherein relative all arrange two pieces of wiring boards 40, the weld part 420 of described wiring board 40 is in bending-like, form the first wire welding area 422 that knuckle is connected, second wire welding area 423, first wire welding area 422, second wire welding area 423 is embedded on two adjacent sides respectively, described LED chip 30 is multiple, multiple LED chip 30 is packaged on four sides of this lamp body center pillar 10 respectively, and between two weld parts 420 on every side, the weld part 420 that LED chip 30 is adjacent is electrically connected.On the one hand, weld part 420 is arranged to bending-like, conveniently spread line, LED chip 30 that wiring board 40 can realize four faces is conducted electricity only to need two faces wherein to arrange, and multiple LED chip 30 is all set on four sides of lamp body center pillar 10, LED automobile lamp from four face bright dippings, thus realizes annular bright dipping, increases illumination range.According to the actual requirements, lamp body center pillar 10 both can be cylindrical, also can be prism-shaped, concrete, and when lamp body center pillar 10 is in prism-shaped, LED chip 30 is arranged on all sides of lamp body center pillar 10; Lamp body center pillar 10 be cylindrical or other shapes time, multiple LED chip 30 is arranged around lamp body center pillar 10 excircle.LED chip 30 is attached on lamp body center pillar 10 by modes such as heat-conducting glue gummed, engagings.Therefore, LED chip 30 heat produced that works can be directly conducted to lamp body center pillar 10, and conducts to radiator 20 through lamp body center pillar 10.Therefore, the heat dissipation path in auto lamp is shorter, and radiating effect is better.LED chip 30 is coated with phosphor gel (not shown).
With reference to Fig. 2, Fig. 3, according to the actual requirements, described lamp body center pillar 10 is in quadrangular shape, and described LED chip 30 is multiple, and multiple LED chip 30 can be arranged on one of them side of described lamp body center pillar 10; Or described multiple LED chip 30 is arranged on wherein two sides of described lamp body center pillar 10; Or described multiple LED chip 30 is arranged on wherein three sides of described lamp body center pillar 10, and wherein at least one side is provided with described wiring board 40, realize LED automobile lamp from a face, the effect of two faces or three face bright dippings.
Described radiator 20 is made up of the material of high heat conduction.In the present embodiment, radiator 20 is provided with raised line and/or the groove (figure does not mark) of many spaced settings, to increase the surface area of radiator 20.The surface area of radiator 20 is larger, is more conducive to heat and distributes.
With reference to Fig. 5, Fig. 6, described LED automobile lamp also comprises the four-core socket 50 for being connected with attaching plug 100, and base plate of radiator 210 is provided with two-sided terminal plate 60, and described two-sided terminal plate 60 is electrically connected with wiring board 40, four-core socket 50 respectively.Attaching plug and four-core socket 50 can realize fast insert-pull, are connected with two-sided terminal plate 60 by four-core socket 50, the convenient conduction realized wiring board 40 and LED chip 30.
With reference to Fig. 5, described LED automobile lamp also comprises radiator fan 70, and described base plate of radiator 210 side is provided with groove, and groove walls is provided with bayonet socket 212, described radiator fan 70 is arranged in groove by bayonet socket 212, and radiator fan 70 and two-sided terminal plate 60 are electrically connected.By arranging radiator fan 70, the speed that heat distributes can be accelerated further, and by establishing bayonet socket 212 on base plate of radiator 210, convenient removing and installing radiator fan 70.
Described LED automobile lamp also comprises bonnet 80, and described bonnet 80 covers on outside base plate of radiator 210, and described bonnet 80 has louvre 810, is provided with containment vessel 90 outside described radiator fan 70, and described containment vessel 90 and bonnet 80 are connected and are connected with radiator 20.Distributed by louvre 810 accelerated heat, containment vessel 90 and bonnet 80 are arranged to integrative-structure, strengthen the resistance to overturning of LED automobile lamp.
Described lamp body center pillar 10 is coated with optical cement layer, and described optical cement layer is arranged around the side of described lamp body center pillar 10.Optical cement well can play guide-lighting effect, when lamp body center pillar 10 only having two or three faces luminous, and can by light conduction to the one side not arranging LED chip 30 by optical cement layer.Therefore, LED automobile lamp bright dipping can be made by arranging optical cement layer evenly, while the minimum LED chip 30 of use, realize comprehensive bright dipping.
LED automobile lamp described in the present embodiment, by LED chip 30 is directly encapsulated on lamp body center pillar 10, LED chip 30, wiring board 40, lamp body center pillar 10 triplicity forms wick structure, LED chip 30 is equivalent to directly contact with lamp body center pillar 10, the heat that LED chip 30 sends, lamp body center pillar 10 can be directly conducted to, conduct on radiator 20 by lamp body center pillar 10 again, compare traditional LED automobile lamp, in radiation processes, heat only need thermal resistance between LED chip 30 and lamp body center pillar 10, and need not through LED chip 30 to COB light source support, again by the thermal resistance of COB light source support to lamp body center pillar 10, the heat dissipation path of the LED automobile lamp described in the application shortens, thus radiating effect is effectively promoted, and because heat dispersion improves, so the installation of multiple LED chip 30 can be compacter, the overall volume of LED automobile lamp can be reduced, be beneficial to the effect forming luminous point, thus reach the requirement of automotive lighting specification light type, improve the popularization and application of LED automobile lamp.
With reference to Fig. 4, a kind of headlight for vehicles assembly, comprise above-mentioned LED automobile lamp 1, lamp body deck 2, deck spring 3, headlight body 4, described lamp body deck 2 is provided with the card interface 21 mated with LED automobile lamp 1, and described headlight body 4 is provided with and installing hole 41, and lamp body deck 2 is arranged in described installing hole 41, and clamped by described deck spring 3, described LED automobile lamp 1 is arranged in card interface 21, rotates to an angle and can clamp, the convenient installation realized LED automobile lamp.
Headlight for vehicles assembly described in the present embodiment, is stuck on headlight body 4 by LED automobile lamp 1 by deck spring 3 quickly, easy for installation, and perfect heat-dissipating, be conducive to the volume reducing headlight body 4, be beneficial to the effect forming luminous point, improve the popularization and application of LED automobile lamp.
Referring to figs. 1 through Fig. 6, a kind of manufacture method of LED automobile lamp, comprises the steps:
The hypomere of lamp body center pillar 10 is fixed in the installing hole of radiator 20;
The wiring board 40 of strip is embedded on its sidewall along the bearing of trend of lamp body center pillar 10;
LED chip 30 is encapsulated on the epimere sidewall of lamp body center pillar 10, and is electrically connected with the weld part of wiring board 40.
Further, the manufacture method of described LED automobile lamp also comprises the steps, lamp body center pillar 10 is arranged to quadrangular shape, the two sides that lamp body center pillar 10 is wherein relative are all arranged two pieces of described wiring boards 40, the weld part 420 of wiring board 40 is arranged to bending-like, form the first wire welding area 422 that knuckle is connected, second wire welding area 423, first wire welding area 422, second wire welding area 423 is embedded on the adjacent side of lamp body center pillar 10 liang respectively, between two weld parts 420 on every side, multiple LED chip 30 is set, the weld part 420 that described LED chip 30 is adjacent is electrically connected.
The manufacture method of described LED automobile lamp, simple to operate, LED chip 30 is directly encapsulated on lamp body center pillar 10, the heat dissipation path of effective shortening LED automobile lamp, improve the heat dispersion of LED automobile lamp, be applicable to the compact installation of multiple LED chip 30, the overall volume of LED automobile lamp can be reduced, be beneficial to the effect forming luminous point, improve the popularization and application of LED automobile lamp.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.