CN106287477A

CN106287477A - Heat radiation structure of car lamp

Info

Publication number: CN106287477A
Application number: CN201510242195.5A
Authority: CN
Inventors: 许宸伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-05-13
Filing date: 2015-05-13
Publication date: 2017-01-04

Abstract

The invention provides a heat radiation structure of a car lamp, which is mainly provided with a car lamp set, wherein the car lamp set consists of a body, a heat radiation seat, a connecting sleeve, a circuit board and a lens, a heat radiation device is arranged at the rear part of the body of the car lamp set, the heat radiation device consists of a fixed seat, a fan and a cover body, a containing chamber is arranged on one end surface of the fixed seat, a plurality of air holes communicated with the containing chamber are arranged on the other end surface of the fixed seat, the fan is arranged in the containing chamber of the fixed seat, the cover body is arranged on the fixed seat in a covering manner, and a plurality of air holes are arranged on the cover body.

Description

The radiator structure of car light

Technical field

The present invention relates to the radiator structure of a kind of car light, refer in particular to a kind of rear in car light group and be provided with heat radiation dress Put, by fan, wind is blowed, high temperature heat produced in car light group can be dispelled, can reach rapidly Optimal cooling, heat radiation function.

Background technology

Press, general vehicle in motion, for the demand in response to different road conditions and sight line, the car light of its headstock The switching of far lamp and low beam can be made, the car light 1 of general vehicle, refer to shown in Fig. 1, Fig. 2, be provided with a lamp Cover 10, is provided with a room 100 in this lampshade 10, the wall of this room 100 is set to the reflecting surface 101 of arc, Being provided with a luminous body 11 in this room 100, this luminous body 11 is osram lamp or xenon fluorescent tube or LED, The front of this lampshade 10 is provided with a dividing plate 12, and this dividing plate 12 is provided with loophole 120, before this dividing plate 12 Side is provided with a connecting seat 13, is provided with a light shield device 14 in this connection seat 13, and this light shield device 14 is provided with electricity Magnet valve 140 and dark slide 141, the front of this connection seat 13 is provided with a diffuser 15, this diffuser 15 with It is fixed on connection seat 13 by means of a fixed frame 16, so, by the luminescence of luminous body 11, is made light Source 17 is outwards projected by diffuser 15 after reflecting via the reflecting surface 101 in the room 100 of lampshade 10 again, And control, by arranging of light shield device 14, scope and the angle that light source 17 projects, form dipped headlights with remote The switching of light modulation, so, the light source 17 of existing car light 1 is through reflecting due to the reflecting surface 101 in lampshade 10 After the most outwards project, the illuminating ray projected is the most at random, it is impossible to all light, and brightness is less, again The luminous body 11 of the osram lamp of existing car light 1, xenon fluorescent tube or LED is located at the room 100 of lampshade 10 In, and in lampshade 10 or there is no the design of radiator structure on lamp socket, thus produced when luminous body 11 is luminous High temperature cannot dispel the heat, therefore produces high temperature in causing lampshade 10, and luminous body 11 and circuit arrangement easily burn Damage, easily affect the service life of car light 1.

Summary of the invention

The main object of the present invention, can effectively solve existing car light in use because producing high temperature, and reduce car Disappearance existing for lamp service life.

For achieving the above object, the technical solution used in the present invention is:

The radiator structure of a kind of car light, is provided with car light group, and this car light group is by a body, a radiating seat, a company Female connector cylinder, a circuit board and lens are formed, and this radiating seat is located on the end face of this body, this heat radiation Being equipped with several pieces radiating fins in the outside wall surface of seat, this branch sleeve is sheathed in the outside wall surface of this radiating seat, This circuit board is located on the end face of this radiating seat and this branch sleeve, and this circuit board is provided with at least two LED, these lens are located on this radiating seat and this branch sleeve, are provided with an alcove in these lens, this circuit Plate is positioned at the alcove of these lens, and the outside wall surface of these lens is provided with a far lamp transparent area and a low beam transparent area, At least a part of which one LED on this circuit board is aligned with the far lamp transparent area of these lens, and on this circuit board Remaining at least one LED is then aligned with the low beam transparent area of these lens；

It is characterized in that: the body other end of this car light group is provided with a heat abstractor, this heat abstractor by One fixes seat, a fan and a lid is formed, and the end face of this fixing seat is provided with a room, and this is fixed The other end of seat is provided with several air-vent being communicated in this room, and this fan sets in the appearance of this fixing seat Indoor, this cover cap is located on this fixing seat, and this lid is provided with several air-vent.

The radiator structure of car light of the present invention, wherein, the other end of the body of this car light group is provided with a projection seat, It is provided with a room in this projection seat, the wall of this room is provided with a positioning convex body, consolidating of this heat abstractor relatively Being convexly equipped with a connection convex body on the other end of reservation, this connection convex body sets on the body of this car light group In the room of projection seat, the outside wall surface of this connection convex body being provided with a caulking groove relatively, the end of this caulking groove is provided with one Being communicated to the breach of this connection convex body end, this breach and this caulking groove form L-shaped, this breach and this caulking groove it Between be provided with a block body, be embedded in the caulking groove connected on convex body of this fixing seat by the positioning convex body of this body, The rear being mounted on car light group firm for this heat abstractor can not had the misgivings come off.

The radiator structure of car light of the present invention, wherein, the connection convex body of the fixing seat of this heat abstractor is arranged with One packing ring, by the packing of this packing ring, is available for heat abstractor and car light group the most firm when assembling.

The radiator structure of car light of the present invention, wherein, the end face of the fixing seat of this heat abstractor is provided with several spiral shell Hole, the screwhole position that this lid is aligned with this fixing seat is equipped with a perforation, wears in the perforation of this lid Having bolting element, this bolting element spiral shell are located in the screw of this fixing seat, can the group that this lid is firm be set On this fixing seat.

The radiator structure of car light of the present invention, has an advantage in that: be provided with heat abstractor at the rear of car light group, with Blowing by means of fan, can dispel high temperature heat produced in car light group, can reach optimal fall rapidly Temperature, heat radiation function, can increase the service life of car light.

Accompanying drawing explanation

It it is the schematic diagram of the low beam projection of existing headlight shown in Fig. 1；

It it is the schematic diagram of the far lamp projection of existing headlight shown in Fig. 2；

It it is the three-dimensional exploded view of the embodiment of the present invention shown in Fig. 3；

It it is the three-dimensional exploded view of embodiment of the present invention car light group and heat abstractor shown in Fig. 4；

It it is the three-dimensional exploded view of embodiment of the present invention car light group and another angle of heat abstractor shown in Fig. 5；

It it is the three-dimensional combination figure of the embodiment of the present invention shown in Fig. 6；

It it is the three-dimensional combination figure of another angle of the embodiment of the present invention shown in Fig. 7；

It it is the assembled sectional view of the embodiment of the present invention shown in Fig. 8；

It is embodiment of the present invention car light group and snaps into position schematic diagram during combination of radiating device shown in Fig. 9.

Description of reference numerals: 1 car light；10 lampshades；100 rooms；101 reflectings surface；11 luminous bodys；12 Dividing plate；120 loopholes；13 connect seat；14 light shield devices；140 electromagnetic valves；141 dark slides；15 is saturating Light shield；16 fixed frames；17 light sources；2 car light groups；20 bodies；200 detents；201 location are recessed Hole；202 projection seats；203 rooms；204 positioning convex bodies；205 through holes；206 perforation；207 screw pieces；21 dissipate Hot seat；210 locating flanges；211 positioning convex bodies；212 positional punches；213 fixing threaded holes；214 convexes Post；215 positioning screw holes；216 radiating fins；217 through holes；22 branch sleeves；220 perforation；23 circuit Plate；230 hole, location；231LED lamp；232 perforation；233 fix screw piece；24 lens；240 alcoves； 241 perforation；242 bolting elements；243 far lamp transparent areas；244 low beam transparent areas；3 heat abstractors；30 Fixing seat；300 rooms；301 screws；302 air-vents；303 connect convex body；304 caulking grooves；305 breach； 306 block bodies；31 fans；32 lids；320 perforation；321 bolting elements；322 air-vents；33 packing rings.

Detailed description of the invention

The relevant present invention is to reach above-mentioned application target and effect, the technological means used, and hereby enumerates preferably Feasible embodiment, and coordinate graphic shown, details are as follows:

Embodiments of the invention, refer to shown in Fig. 3～Fig. 5, are mainly provided with car light group 2 and a heat radiation dress Put 3, this car light group 2 by body 20, radiating seat 21, branch sleeve 22, circuit board 23 and One lens 24 are formed, and the end face of this body 20 is provided with a detent 200, this detent 200 Inside being provided with two location shrinkage pools 201, the other end of this body 20 is provided with a projection seat 202, this projection seat 202 Inside it is provided with a room 203, the wall of this room 203 is provided with a positioning convex body 204 relatively, this body 2 Centre is provided with a through hole 205, and this body 20 is provided with two perforation 206, and two screw pieces 207 are arranged in this respectively In two perforation 206, this radiating seat 21 is located on the end face of this body 20, the end face of this radiating seat 21 Being provided with a locating flange 210, this locating flange 210 is located in the detent 200 of this body 20, and this dissipates The other end of hot seat 21 is provided with positioning convex body 211, two positional punch 212 and two fixing threaded holes 213, This two positional punch 212 and two fixing threaded hole 213 break-through are in the end face of this locating flange 210, two convexes Post 214 is arranged in this two positional punch 212 respectively, the outside wall surface of this radiating seat 21 is provided with relatively certain Position screw 215, the outside wall surface of this radiating seat 21 is separately equipped with several pieces radiating fins 216, this radiating seat 21 Centre be provided with a through hole 217, this branch sleeve 22 is sheathed in the outside wall surface of this radiating seat 21, this connection Relatively being provided with a perforation 220 on sleeve 22, two these perforation 220 are aligned with in this radiating seat 21 outside wall surface respectively Two positioning screw holes 215, this circuit board 23 is located on the end face of this radiating seat 21 and this branch sleeve 21, This circuit board 23 is provided with a hole, location 230, and this hole, location 230 is aligned with the positioning convex body of this radiating seat 21 211, this circuit board 23 is additionally provided with at least two LED 231 and two perforation 232, this two perforation 232 It is aligned with in two fixing threaded holes 213 of this radiating seat 21, wears respectively in two perforation 232 of this circuit board 23 Being provided with fixing screw piece 233, these lens 24 are located on this radiating seat 21 and branch sleeve 22, in these lens 24 Being provided with an alcove 240, this circuit board 23 is positioned at the alcove 240 of these lens 24, the outer wall of these lens 24 Relatively being provided with perforation 241 on face, this perforation 241 is aligned with perforation 220 and this heat radiation of this branch sleeve 22 The positioning screw hole 215 of seat 21, is equipped with bolting element 242 in this perforation 241, and this bolting element 242 is also It is arranged in the perforation 220 of this branch sleeve 22, then spiral shell is located in the positioning screw hole 215 of this radiating seat 21, should The outside wall surface of lens 24 is provided with far lamp transparent area 243 and a low beam transparent area 244；This heat abstractor 3 Being located at body 20 rear of this car light group 2, this heat abstractor 3 is fixed seat 30, fan 31, by one Lid 32 and a packing ring 33 are formed, and the end face of this fixing seat 30 is provided with a polygonal room 300 (as shown in Figure 5), the end face of this fixing seat 30 is additionally provided with several screw 301, this fixing seat 30 another End face is provided with several air-vent 302 being communicated in this room 300, on the other end of this fixing seat 30 Being convexly equipped with a connection convex body 303, this connection convex body 303 sets the room 203 into the body 20 in this car light group 2 In, the outside wall surface of this connection convex body 303 is provided with a caulking groove 304 relatively, the end of this caulking groove 304 is provided with one Being communicated to the breach 305 of this connection convex body 303 end, this breach 305 forms L-shaped with this caulking groove 304, should Being provided with a block body 306 between breach 305 and this caulking groove 304, this fan 31 sets in the appearance of this fixing seat 30 In room 300, the profile of this fan 31 sets the polygonal body as similar shape of the room 300 with this fixing seat 30, This lid 32 is covered on this fixing seat 30, and this lid 32 is aligned with the screw 301 of this fixing seat 30 Position is equipped with a perforation 320, is equipped with bolting element 321 in this perforation 320, and this lid 32 separately sets Having several air-vent 322, this packing ring 33 is sheathed on the connection convex body 303 of this fixing seat 30, so, i.e. It it is the radiator structure of a car light.

During assembling, refer to shown in Fig. 3～Fig. 9, two positioning convex column 214 are arranged in radiating seat 21 respectively Two positional punches 212 in, make one end of two positioning convex column 214 protrude out the locating flange 210 of radiating seat 21, Again the locating flange 210 of radiating seat 21 is set in the detent 200 of body 20, and make two location The end of projection 214 sets in the location shrinkage pool 201 of body 20, then two screw pieces 207 are arranged in body Two perforation 206 of 20, and spiral shell is located in two fixing threaded hole 213 one end of this radiating seat 21, by radiating seat 21 are fixedly arranged on body 20, then are sheathed on radiating seat 21 by branch sleeve 22, make branch sleeve 22 Perforation 220 is aligned with the positioning screw hole 215 in radiating seat 21 outside wall surface, then circuit board 23 is located at radiating seat 21 and branch sleeve 21 end face on, make the positioning convex body 211 of radiating seat 21 set on circuit board 23 Hole, location 230 in, two perforation 232 on circuit board 23 are then aligned with the two of radiating seat 21 and fix spiral shell Hole 213, fixes screw piece 233 by two and is arranged in the perforation 232 of circuit board 23 and spiral shell is located at radiating seat 21 In the other end of fixing threaded hole 213, circuit board 23 is fixedly arranged on radiating seat 21, then lens 24 are set On radiating seat 21 and branch sleeve 22, make in lens 24 outside wall surface relative to perforation 241 be aligned with this company The perforation 220 of female connector cylinder 22 and the positioning screw hole 215 of this radiating seat 21, then bolting element 242 is arranged in In the perforation 241,220 of lens 24 and branch sleeve 22, and spiral shell is located at the positioning screw hole 215 of radiating seat 21 In, lens 24 are fixedly arranged on radiating seat 21, circuit board 12 is then located in the alcove 240 of lens 24, The outside wall surface of these lens 24 is provided with far lamp transparent area 243 and a low beam transparent area 244, and circuit board 23 On a wherein LED 231 be aligned with the far lamp transparent area 243 of lens 24, an and remainder at least LED Lamp 231 is then aligned with the low beam transparent area 244 of lens 24, so, then can complete the assembling of car light group 2； Separately fan 31 is set in the room 300 of fixing seat 30, then lid 32 is covered on fixing seat 30, Bolting element 321 is arranged in the perforation 320 of lid 32, and spiral shell is located in the screw 301 of fixing seat 30, Lid 32 is fixedly arranged on fixing seat 30, and fan 31 is positioned in the room 300 of fixing seat 30, Packing ring 33 is sheathed on the connection convex body 303 of fixing seat 30 again, then the connection convex body 303 by fixing seat 30 If entering in the room 203 of the projection seat 202 of the body 2 of car light group 2, in making the room 203 of body 2 Positioning convex body 204 sets in the breach 305 connected on convex body 303 of fixing seat 30, then by fixing seat 30 Rotated an angle, make the positioning convex body 204 of body 20 set in the connection convex body 303 of fixing seat 30 On caulking groove 304 inner position, and by the block body 306 in caulking groove 304 give blocking location, can prevent from fixing The convex body 303 that connects of seat 30 reversely rotates in the room 203 of body 2 and deviates from, and so, can will dissipate The firm rear being mounted on car light group 2 of thermal 3.

During use, refer to shown in Fig. 6～Fig. 9, the LED when far lamp to be used, on circuit board 23 231 all light, but corresponding to low beam transparent area 244 position LED 231 luminous power then halve send out Light, the light source projected by LED 231 directly passes through the far lamp transparent area 243 of lens 24 with near Lamp transparent area 244 forescatering, light source is according to the far lamp transparent area 243 of lens 24 and low beam transparent area 244 The curved degree of difference on surface controls angle and the scope of its light scattering；And when low beam to be used, electricity On road plate 23, the LED 231 corresponding to low beam transparent area 244 position then lights, but saturating corresponding to far lamp The LED 231 of position, light district 243 is then extinguished, and LED 231 light source lighted is then by low beam transparent area 244 direct forward projects go out, and when dipped headlights is opened, its projection scope is less and relatively near, therefore the car light of the present invention Inside need not arrange light shield device and convex lens, and by least two LED set on circuit board 23 231 can control light source with the Curvature change of the far lamp transparent area 243 on lens 24 with low beam transparent area 244 The angle of projection and scope, and produce "cut-off"line, can reach switching effect of far lamp and low beam, and can Save the cost that light shield device is set, and the light projected is extremely uniform, can reach optimal illumination merit Effect, the light projected again does not have dazzle and produces, can reach optimal safety in utilization, separately, this The bright rear in car light group 2 is provided with heat abstractor 3, and the radiating seat 21 being used for fixing circuit board 23 is provided with Several pieces radiating fins 216, can be by produced by the LED 231 on circuit board 23 by radiating fin 216 High temperature gives heat loss through conduction, and operates by the fan 31 starting heat abstractor 3, can be by wind by lid 32 Air-vent 322 be attracted into and discharged forward by the air-vent 302 of fixing seat 30, the wind discharged can be to car Lamp group 2 carries out dispelling the heat, lowering the temperature, or the antiport by fan 31, can be by wind by fixing the saturating of seat 30 Pore 302 sucks and is discharged by the air-vent 322 of lid 32, can be pumped out by the steam in car light group 2, Can reach heat radiation, effect of cooling equally, make car light the most not have the misgivings producing high temperature, can increase The service life of long car light.

Described above it is merely exemplary for the purpose of the present invention, and nonrestrictive, ordinary skill people Member understand, in the case of the spirit and scope limited without departing from claim, can many modifications may be made, Change or equivalence, but within falling within protection scope of the present invention.

Claims

1. A heat dissipation structure of a car light, which is provided with a car light group, the car light group is composed of a body, a heat sink, a connecting sleeve, a circuit board and a lens, the heat sink is located on the body On one end surface, several pieces of heat dissipation fins are arranged on the outer wall surface of the heat dissipation seat, the connecting sleeve is sleeved on the outer wall surface of the heat dissipation seat, and the circuit board is arranged on the heat dissipation seat and one end surface of the connection sleeve On, the circuit board is provided with at least two LED lamps, the lens is provided on the heat sink and the connecting sleeve, the lens is provided with an alcove, the circuit board is located in the alcove of the lens, and the outer surface of the lens There is a far light transmission area and a near light transmission area on the wall, at least one LED light on the circuit board is aligned with the far light transmission area of the lens, and the remaining at least one LED light on the circuit board Then it is aligned with the passing light transmission area of the lens;

It is characterized in that: the other end surface of the body of the car light group is provided with a heat dissipation device, the heat dissipation device is composed of a fixing seat, a fan and a cover body, and one end surface of the fixing seat is provided with a chamber, the fixing seat The other end surface of the seat is provided with several air holes connected to the chamber, the fan is set in the chamber of the fixed seat, the cover is set on the fixed seat, and the cover is provided with several air holes .

2. The heat dissipation structure of the vehicle lamp according to claim 1, wherein a protruding seat is provided on the other end surface of the body of the vehicle lamp group, and a housing chamber is provided in the protruding seat, and the walls of the housing chamber are opposite to each other. A positioning convex body is provided, and a connecting convex body is protruded on the other end surface of the fixing seat of the heat dissipation device. A slot is oppositely provided on the wall, and an end of the slot is provided with a notch connected to the end of the connecting convex body, the notch and the slot form an L shape, and a blocking body is arranged between the notch and the slot.

3 . The heat dissipation structure of the vehicle lamp according to claim 2 , wherein a washer is sheathed on the connecting convex body of the fixing seat of the heat dissipation device. 4 .

4. The heat dissipation structure of the vehicle lamp according to claim 1, characterized in that several screw holes are provided on the end surface of the fixing seat of the heat dissipation device, and each screw hole on the cover is aligned with the fixing seat. A perforation is provided, and a screw fixing element is perforated in the through hole of the cover body, and the screw fixing element is screwed in the screw hole of the fixing base.