CN204806209U - Shine headlight cooling system before far and near light integration car of high efficiency LED double chip - Google Patents
Shine headlight cooling system before far and near light integration car of high efficiency LED double chip Download PDFInfo
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- CN204806209U CN204806209U CN201520547067.7U CN201520547067U CN204806209U CN 204806209 U CN204806209 U CN 204806209U CN 201520547067 U CN201520547067 U CN 201520547067U CN 204806209 U CN204806209 U CN 204806209U
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Abstract
The utility model relates to a shine headlight cooling system before far and near light integration car of high efficiency LED double chip. This system includes the radiator, and the radiator sets up respectively to last mesa and mesa down in the upper and lower both sides of its locating platform, two LED light sources through corresponding two fixed dome respectively tightly the earth pressure establish at last mesa under and on the mesa, the outside of upper and lower mesa is provided with reflection of light cup location platform and reflection of light cup location platform down respectively, the mesa of upper and lower reflection of light cup location platform all the protrusion in the outside of corresponding locating platform mesa, a plurality of fin parallel, fin -shape are laid in the outside of last reflection of light cup location platform and reflection of light cup location down to the radiator, are equipped with the clearance between the adjacent fin, this system still includes the fan, and the mounted position of fan feasible air exhaust direction and light emitting direction coincidence and reverse. This cooling system radiating effect is good, has guaranteed that car headlight is in safe steady job environment, has prolonged car headlight's life widely.
Description
Technical field
The utility model belongs to technical field of automobile illumination, is specifically related to a kind of high efficiency LED dual chip distance-light all-in-one car headlight cooling system.
Background technology
Automobile lamp inside is an airtight environment, when headlight for vehicles is in illumination condition, closed environment residing for car light will produce higher temperature due to heat accumulation, this higher temperature is not only easy produces fog in car light inside, affect illuminating effect, also easily make the parts temperature distortion in headlight for vehicles, even occur the phenomenon of parts scorification; In addition, the hot gas produced due to Yin Gaowen flows not smooth in the environment closed, thus the electronic product lost of life of headlight for vehicles inside can be caused, have a strong impact on the normal use of headlight for vehicles, therefore needed to carry out cooling to the closed environment residing for headlight for vehicles.It is a kind of common radiating mode that current use radiator carries out lowering the temperature, but the radiator heat-dissipation effect of routine is poor, needs improvement badly.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, a kind of high efficiency LED dual chip distance-light all-in-one car headlight cooling system is provided, this cooling system radiating effect is good, ensure that headlight for vehicles is in the working environment of safety and stability, extend the service life of headlight for vehicles widely.
For achieving the above object, the utility model have employed following technical scheme:
A kind of high efficiency LED dual chip distance-light all-in-one car headlight cooling system, comprise radiator, described radiator is provided with the locating platform for settling LED light source, the upper and lower both sides of described locating platform are set to for settling the upper table surface of upper LED light source and for settling the following table of lower LED light source respectively, described upper LED light source is pressed on described upper table surface by the upper fixation spring tab of stainless steel tightly, and lower LED light source is pressed on described following table by the lower fixation spring tab of stainless steel tightly;
The arranged outside of described upper table surface has upper reflector positioning table, the arranged outside of following table has lower reflector positioning table, the table top of described upper reflector positioning table and lower reflector positioning table all protrudes in the outside of corresponding locating platform table top, described upper reflector positioning table and lower reflector positioning table are all arranged in semi-annular shape, and the opening side of semicircular ring is identical with the exit direction of light; Described radiator is laid with multiple fin that is parallel, fin-like in the outside of upper reflector positioning table and lower reflector positioning table, be provided with gap between adjacent described fin;
Native system also comprises the fan be fixedly connected with fin, and the installation site of fan makes air draft direction overlap with beam projecting direction and oppositely.
Preferably, the middle part of the self-align platform of fin height of described fin diminishes gradually to the both sides of locating platform, and the spacing between being at the bottom of the height of the fin in the middle part of locating platform and fixing upper reflector cup top on a heat sink and lower reflector cup matches.
Further, described locating platform is provided with heat dissipation channel, heat dissipation channel is provided with opening along the exit direction of light at the two ends of locating platform.
Further, being in some groups of fin in the middle part of locating platform deviating from locating platform side is provided with some fan mounting holes, the axis of described heat dissipation channel parallels with the axis of fan mounting holes, and heat dissipation channel is opened in the region that this some fan mounting holes surrounds at the opening of locating platform rear end.
Preferably, front side and the beam projecting side of described locating platform are provided with buttcover plate, and described buttcover plate is the U-shape be made up of two upright plates and a horizontal cross plate; Buttcover plate offers headlight module locating hole respectively at the both ends up and down of its upright plate, is provided with sleeve locating dowel and sleeve installing hole between two headlight module locating holes of same upright plate; Buttcover plate is also provided with the mechanism's locating hole that is in the light separately on two upright plate, and on its horizontal cross plate, be provided with two mechanism's locating dowels that are in the light.
Further, described locating platform is provided with vacancy portion in its front side along beam projecting direction.
Further, described locating platform is provided with vacancy portion in its front side along beam projecting direction, and the opening of heat dissipation channel on front side of locating platform is opened in place of vacancy portion.
The beneficial effects of the utility model are:
1), the utility model adopts the fixation spring tab of stainless steel to be pressed on tightly on locating platform by LED light source, namely the table top of LED light source and radiator locating platform is directly fitted, because fixation spring tab is the metal material being easy to conduct heat, and radiator itself is also be made up of the material that thermal conductivity factor is high, heat can be transmitted to surface by radiator and be vaporized in air in heat exchange by this structural design therefore in the utility model efficiently, thus improve radiating efficiency, enhance radiating effect.
2), in the utility model, the fin of radiator is the outside being arranged in upper reflector positioning table and lower reflector positioning table around shape, thus the fin pitch in the utility model is close to heater element, the heat that headlight module produces in the course of the work can be absorbed in time, and the mode of the heat absorbed by radiation is outwards conducted heat, substantially increase radiating effect.
3), the utility model is provided with the heat dissipation channel of through shape in locating platform, the one end open of heat dissipation channel is embedded in headlight module internal through locating platform, other end opening is then outside headlight module, thus the amount of heat that headlight module internal produces outwards can be conducted heat from heat dissipation channel by the mode of convection current, therefore the fin in the utility model and heat dissipation channel are fitted to each other, the circulation of air is strengthened in the small space of car light inside, ensure that timely heat radiation, improve radiating efficiency, achieve good radiating effect.The utility model ensure that headlight for vehicles can work in the working environment of safety and stability, extends the service life of headlight for vehicles widely.
4), the utility model the height of the fin be in the middle part of locating platform is set at least equal at the bottom of upper reflector cup top and lower reflector cup between spacing, this structural design can improve the convection heat transfer' heat-transfer by convection performance in space residing for car light further, is conducive to improving radiating effect.
5) locating platform, in the utility model is provided with vacancy portion in its front side along beam projecting direction, vacancy portion is arranged to there is comparatively wide arc gap between locating platform and the sleeve in front, thus when not affecting headlight function, improve the mobility of air, add radiating effect.
6), the opening of heat dissipation channel on front side of locating platform be opened in place of vacancy portion, thus the heat of headlight inside can promptly be drained from heat dissipation channel in time by the utility model further, significantly improves radiating efficiency.
7), match with said structure, the back side that the utility model is being in some groups of fin in the middle part of locating platform is provided with fan mounting holes, fan mounting holes place is equiped with fan, then when radiator works, on the one hand by fin heat loss through radiation, circulated by fan forced air on the other hand, and carry out heat loss through convection by the gap between fin, ensure that the junction temperature that the junction temperature of light emitting diode normally uses lower than it, the utility model radiator more of the prior art drastically increases radiating efficiency thus.
Accompanying drawing explanation
Fig. 1 is the explosive decomposition schematic diagram of headlight module residing for this cooling system.
Fig. 2,3 is all structural representations of headlight module.
Fig. 4 is the cross-sectional view of Fig. 3.
Fig. 5,6 is all structural representations of lens.
Fig. 7,8 is all structural representations of headlight module middle sleeve.
Fig. 9,10 is all structural representations of radiator.
Figure 11 is the stereoscopic-state schematic diagram of upper reflector.
Figure 12 is the structural representation of upper reflector.
Figure 13 is the generalized section of upper reflector.
Figure 14 is the stereoscopic-state schematic diagram of lower reflector.
Figure 15 is the structural representation of lower reflector.
Figure 16 is the upward view of Figure 15.
Figure 17 is the structural representation of mechanism when headlight sends dipped beam light type that be in the light.
Figure 18 is the structural representation of mechanism when headlight sends distance light light type that be in the light.
Figure 19 is the structural representation of light barrier.
Figure 20 is the beam projecting line map of headlight module.
Figure 21 is the dipped beam light type figure that headlight module sends.
Figure 22 is the distance light light type figure that headlight module sends.
In figure, the implication of label symbol is as follows:
10-upper reflector 11-upper reflector cup 111-upper reflector reflecting surface
12-upper reflector stiffener 13-upper reflector location-plate 131-upper reflector locating hole
20-lower reflector 21-lower reflector cup 211-lower reflector reflecting surface
22-lower reflector stiffener 23-lower reflector location-plate 231-lower reflector locating hole
30-radiator, 31-locating platform 31a-upper table surface 31b-following table
32a-upper reflector positioning table 32b-lower reflector positioning table 33-buttcover plate
331-sleeve locating dowel, 332-sleeve installing hole, 333-module locating hole
334-the mechanism's locating hole 335 of being in the light-be in the light mechanism's locating dowel 34-heat dissipation channel
35-fin, 351-fan mounting holes
40-lens, 41-outer convex surface 42-plane of incidence, 43-positioning convex ring
50-sleeve, 51-spacing flange 52-holder, 53-claw
54-limited block, 55-hollow-out parts, 56-process Installation hole, 57-breach
60-be in the light mechanism's 61-location-plate, 611-block, 62-driving mechanism
621-shifting shaft, 63-light barrier, 631-rotational axis hole 632-be in the light arm
6321-the first straight flange 6322-arc-shaped side 6323-the second straight flange
6324-stopper slot, 633-moving arm, 6331-poke hole
70a-upper fixation spring tab 70b-lower fixation spring tab
80a-upper LED light source 80b-lower LED light source
90-Power conversion board
100-fan
Detailed description of the invention
For ease of understanding, below in conjunction with accompanying drawing, the concrete structure of each part in headlight module is further described.
1. lens
As shown in Figure 5,6, lens 40 are planoconvex spotlight, comprise the plane plane of incidence 42 and the outer convex surface 41 for light outgoing; Lens 40 are being provided with the positioning convex ring 43 protruded outside convex surface 41 outside near the side of the described plane of incidence 42, described outer convex surface 41 coincides with one another with the axis of rotation of described positioning convex ring 43; Be transparent mirror body between the described plane of incidence and the outer convex surface for light outgoing.
The material of described lens 40 is high borosilicate optical grade glass.
As shown in Figure 6, the thickness of the outer convex surface 41 of described lens 40 is B, and the thickness from outer convex surface 41 top to positioning convex ring 43 side is the front section of B/3 is ellipsoid, and thickness is the hindfoot portion of 2B/3 is parabola; Junction rounding off between the front section of described ellipsoid planar and the hindfoot portion of parabolic shape.
First light enter the hindfoot portion of parabolic shape from the plane of incidence 42, and this hindfoot portion will enter light collection wherein, and then light enters the front section of ellipsoid planar, and light is broken up rear injection by front section.Lens in the utility model penetrate after incidence light wherein again reasonable distribution, thus make the light of outgoing not only meet GB, also can meet the driving sense of passenger inside the vehicle better.
2. sleeve
As shown in Figure 7,8, sleeve 50 is in hollow form, sleeve 50 comprises circular cylindrical shell and is arranged on the holder 52 on rear side of cylindrical shell, cylindrical shell and holder 52 integrally shape, the leading section of cylindrical shell be provided with in cylindrical shell lateral buckling, the spacing flange 51 of ring-type, the leading portion barrel of the close spacing flange of described cylindrical shell is provided with the claw portion matched with spacing flange, and the bottom of described cylindrical shell is provided with the breach 57 extended to barrel front end from cylinder back-end.
As shown in figs. 2 to 4, described breach 57 is arranged on the positive lower end of sleeve 50, is conducive to timely heat radiation.
As shown in Figure 7,8, described claw portion comprises three claws 53 be circumferentially arranged on equably on cylindrical shell leading portion barrel, the rear end of described claw 53 and the leading portion barrel of cylindrical shell are linked to be an entirety, the front end edge drum shaft of claw 53 is to overhanging forward, namely be provided with hollow-out parts 55 between the front end of claw 53 and cylindrical shell barrel, and claw 53 is inside its rear end to front end gradually elasticity deflection cylindrical shell.The front end of any one claw 53 is provided with the limited block 54 to cylindrical shell inner bulge, and limited block 54 is set to inclined-plane towards holder 52 side, forms stop zone between limited block 54 and described spacing flange 51.
As shown in Figure 7, the end face of described holder 52 is provided with process Installation hole 56 and fastening screw pit.
3. go up reflector
As shown in Figure 11 ~ 13, upper reflector 10 comprises reflector cup 11, upper reflector cup 11 is provided with reflector stiffener 12 in rim of a cup side, the bottom of upper reflector cup 11 is provided with upper reflector location-plate 13 outwardly, and upper reflector location-plate 13 is provided with reflector locating hole 131; The plate face of described upper reflector location-plate 13 is horizontal planar, and the plate face of upper reflector stiffener 12 is in the vertical planar perpendicular with the plate face of upper reflector location-plate 13; The plane that the axis of upper reflector stiffener 12 and the axis of upper reflector location-plate 13 are intersected and obtained is upper reflector perspective plane, and the projected length of described upper reflector location-plate 13 on upper reflector perspective plane (be in fig. 12 and be parallel to paper direction or be paper direction) is greater than the projected length of upper reflector stiffener 12 on upper reflector perspective plane.
As shown in Figure 12,13, described upper reflector cup 11 inside is upper reflector reflecting surface 111, the projected length of upper reflector location-plate 13 on upper reflector perspective plane is L1, near rim of a cup side and the upper reflector location-plate that length is 2L1/5 is upper reflector location-plate front section, away from rim of a cup side and the upper reflector location-plate that length is L1/5 is upper reflector location-plate hindfoot portion, intermediate length is the upper reflector location-plate of 2L1/5 is upper reflector location-plate stage casing part.Described upper reflector reflecting surface 111 is made up of reflector reflecting surface on reflector reflecting surface, the 3rd on reflector reflecting surface, second on be connected in turn first, reflector reflecting surface and the corresponding connection of upper reflector location-plate front section on described first, on second, reflector reflecting surface is corresponding with upper reflector location-plate stage casing part connects, and on the 3rd, reflector reflecting surface is corresponding with upper reflector location-plate hindfoot portion connects.On first, on reflector reflecting surface, second, on reflector reflecting surface, the 3rd, reflector reflecting surface is the curved surface of secondary Bezier matching, junction on first on reflector reflecting surface and second between reflector reflecting surface and on second on reflector reflecting surface and the 3rd between reflector reflecting surface is and smoothly transits, and on first on reflector reflecting surface, second on reflector reflecting surface, the 3rd radius of curvature of reflector reflecting surface reduce successively.
As shown in figure 11, described upper reflector location-plate 13 is set to two pieces, and two pieces of reflector location-plates 13 divide along the axis symmetry of upper reflector cup 11 both sides being located at upper reflector cup 11.
Upper reflector reflecting surface 111 due to upper reflector 10 is the curved surface of secondary Bezier matching, thus the light that upper reflector reflecting surface 111 makes below lamp pearl and LED light source send is collected utilization to greatest extent, (conventional design only has 64% to drastically increase light efficiency, and the design in the utility model makes light efficiency reach 82.9%), also not only gained light type is better for the upper reflector reflecting surface 111 namely in the utility model, brightness is simultaneously higher, under standard compliant prerequisite, more ensure that the security of driving.
4. descend reflector
As shown in Figure 14 ~ 16, lower reflector 20 comprises lower reflector cup 21, lower reflector cup 21 is provided with lower reflector stiffener 22 in rim of a cup side, the bottom of lower reflector cup 22 is provided with lower reflector location-plate 23 outwardly, and lower reflector location-plate 23 is provided with lower reflector locating hole 232; The plate face of described lower reflector location-plate 23 is horizontal planar, and the plate face of lower reflector stiffener 22 is in the vertical planar perpendicular with the plate face of lower reflector location-plate 23; The plane that the axis of lower reflector stiffener 22 and the axis of lower reflector location-plate 23 are intersected and obtained is lower reflector perspective plane, and the projected length of described lower reflector location-plate 23 on lower reflector perspective plane (be in figure 16 and be parallel to paper direction or be paper direction) is greater than the projected length of lower reflector stiffener 22 on lower reflector perspective plane;
It is pointed out that the lower reflector location-plate 23 of the lower reflector 20 when being in operating position is positioned at upside, as shown in Fig. 1,3,4.Lower reflector 20 shown in Figure 14 ~ 16 is to be described its structure better, and does not show according to operating position.
As shown in Figure 4, described lower reflector cup 22 inside is lower reflector reflecting surface 222.
As shown in figure 16, the projected length of lower reflector location-plate 23 on lower reflector perspective plane is L2, length near rim of a cup side is the lower reflector location-plate of L2/6 is lower reflector location-plate front section, length away from rim of a cup side is the lower reflector location-plate of L2/6 is lower reflector location-plate hindfoot portion, and intermediate length is the lower reflector location-plate of 2L2/3 is lower reflector location-plate stage casing part.Described lower reflector reflecting surface 222 is made up of the first time reflector reflecting surface be connected in turn, second time reflector reflecting surface, the 3rd time reflector reflecting surface, described first time reflector reflecting surface and the corresponding connection of lower reflector location-plate front section, second time reflector reflecting surface is corresponding with lower reflector location-plate stage casing part to be connected, and the 3rd time reflector reflecting surface is corresponding with lower reflector location-plate hindfoot portion to be connected.First time reflector reflecting surface, second time reflector reflecting surface, the 3rd time reflector reflecting surface are the curved surface of secondary Bezier matching, junction between first time reflector reflecting surface and second time reflector reflecting surface and between second time reflector reflecting surface and the 3rd time reflector reflecting surface is and smoothly transits, and the radius of curvature of first time reflector reflecting surface, second time reflector reflecting surface, the 3rd time reflector reflecting surface reduces successively.
As shown in figure 22, described lower reflector location-plate 23 is set to two pieces, and two pieces of reflector location-plates 23 divide along the axis symmetry of lower reflector cup 22 both sides being located at lower reflector cup 22.
Lower reflector reflecting surface 222 due to lower reflector 20 is the curved surface of secondary Bezier matching, thus the light that lower reflector reflecting surface 222 makes below lamp pearl and LED light source send is collected utilization to greatest extent, (conventional design only has 64% to drastically increase light efficiency, and the design in the utility model makes light efficiency reach 82.9%), also not only gained light type is better for the lower reflector reflecting surface 222 namely in the utility model, brightness is simultaneously higher, under standard compliant prerequisite, more ensure that the security of driving.
As shown in Figure 3,4, namely upper reflector location-plate 13 descends on upper reflector perspective plane the projected length L1 on reflector perspective plane (be in figure 16 and be parallel to paper direction or be paper direction) to be greater than lower reflector location-plate 23 and namely descends projected length L2 on reflector perspective plane on upper reflector perspective plane.
5. radiator
Radiator 30 in the utility model is one-body molded by aluminium alloy compression casting, farthest decreases thermal resistance, improves radiating efficiency.
As shown in Fig. 9,10, radiator 30 is provided with the locating platform 31 for settling LED light source, described LED light source comprises the upper LED light source 80a be arranged on locating platform upper table surface 31a and the lower LED light source 80b be arranged on locating platform following table 31b, described upper LED light source 80a is fixed by upper fixation spring tab 70a, and lower LED light source 80b is fixed by lower fixation spring tab 70b.
The both sides up and down of described locating platform 31 are respectively equipped with the upper reflector positioning table 32a for fixing upper reflector 10 and fix the lower reflector positioning table 32b of lower reflector 20, and the table top of described upper reflector positioning table 32a and lower reflector positioning table 32b all protrudes in the outside of locating platform 31 table top.Described upper reflector positioning table 32a and lower reflector positioning table 32b is all arranged in semi-annular shape, and the opening side of semicircular ring is set to the exit direction of light.
Described radiator 30 is laid with multiple fin 35 that is parallel, fin-like in the outside of upper reflector positioning table 32a and lower reflector positioning table 32b, be provided with gap between adjacent described fin 35.The direction of extension of the described fin 35 of fin-like is perpendicular to the table top of described locating platform 31.
The middle part of the self-align platform 31 of fin height of described fin 35 diminishes gradually to the both sides of locating platform 31, as shown in Fig. 9,10, the size being in the fin 35 in the middle part of locating platform 31 is larger, and the size being in the fin 35 of locating platform 31 both sides is less, this version is conducive to the efficiency improving heat loss through radiation and heat loss through convection.
As shown in Figure 3,4, be in the fin 35 in the middle part of locating platform 31 the size up and down between two ends and upper reflector 10 glasss pushes up and at the bottom of lower reflector 20 glasss between spacing match, namely the spacing between the size up and down between two ends being in the fin 35 in the middle part of locating platform 31 at least should equal at the bottom of reflector 10 glasss top and lower reflector 20 glasss, will obtain best radiating effect like this.
As shown in Fig. 1,2,9, be in some groups of fin 35 in the middle part of locating platform 31 deviating from locating platform 31 side and be provided with fan mounting holes 351, during work, fan 100 is fixed on the back side of radiator 30 by fan mounting holes 351.
As shown in Fig. 9,10, described locating platform 31 is provided with heat dissipation channel 34, heat dissipation channel 34 runs through whole locating platform 31 along the exit direction of light, and namely heat dissipation channel 34 is provided with opening along the exit direction of light at the two ends of locating platform 31; Described heat dissipation channel 34 is set to towards fan 100 at the opening near radiator 30 side.
As shown in figures 1-4, the air draft direction of the fan 100 in the utility model overlaps with beam projecting direction and oppositely, the reflector that the air draft direction of now fan 100 has caloric value larger, under the swabbing action of fan 100, air fans 100 side flowings from lens 40 1 lateral wind, air is in the distance of flowing, to carry under one's arms successively the hot gas of dissipation from sleeve 50 and radiator 30 gap, air also flows through the cup face of reflector 10 and lower reflector 20, eventually passes through the gap between abutting fins and is discharged.Therefore, the fan in the utility model, by the design of its air draft approach cleverly, significantly enhances the convection current performance of air, achieves excellent heat loss through convection ability.
As shown in Fig. 9,10, front side and the beam projecting side of described locating platform 31 are provided with buttcover plate 33, and described buttcover plate 33 is the U-shape be made up of two upright plates and a horizontal cross plate; Buttcover plate 33 offers module locating hole 333 respectively at the both ends up and down of its upright plate, is provided with sleeve locating dowel 331 and sleeve installing hole 332 between two module locating holes 333 of same upright plate; Buttcover plate 33 is also provided with the mechanism's locating hole 334 that is in the light separately on two upright plate, and on its horizontal cross plate, be provided with two mechanism's locating dowels 335 that are in the light.
Two be in the light mechanism's locating hole 334 and two mechanism's locating dowels 335 that are in the light are fitted to each other, the steadiness that the mechanism 60 that can guarantee to be in the light installs, thus the light barrier 63 being conducive to being in the light in mechanism 60 reliably can play the function of its shading.
As shown in Figure 1, 2, described locating platform 31 is also provided with Power conversion board 90 in the downside of fan 100, and the front end of Power conversion board 90 is passed from the downside of fin 35 and is fixed on the following table 31b of locating platform 31.
6. to be in the light mechanism
As shown in Fig. 1,17 ~ 19, the utility model also comprises the mechanism 60 of being in the light in the beam projecting front being arranged on reflector 10 and lower reflector 20, described mechanism 60 of being in the light comprises the location-plate 61 be fixedly connected with the buttcover plate 33 of radiator 30, location-plate 61 is provided with light barrier 63 and drives the driving mechanism 62 of light barrier 63 action; Described driving mechanism 62 drives light barrier 63 action and makes light barrier 63 be in block and sentences at the rim of a cup of upper reflector 10 and lower reflector 20 rim of a cup making headlight launch dipped beam light type or to depart from reflector 10 and lower reflector 20 and sentence and make headlight launch distance light light type two kinds of location status.
As shown in figure 19, described light barrier 63 comprises and is convenient to himself and forms the hinged rotational axis hole 631 coordinated with location-plate 61; Light barrier 63 is respectively arranged with at the side of rotational axis hole 631 be in the light arm 632 and moving arm 633.The described arm 632 that is in the light is for the formation of "cut-off"line.
The described arm 632 that is in the light is in tabular, and tabular is in the light, the plate face of arm 632 is vertical with beam projecting direction, the be in the light upper edge of arm 632 is being provided with the first straight flange 6321 near rotational axis hole 631 side, rotational axis hole 631 side is being provided with the second straight flange 6323, both described first straight flange 6321 and the second straight flange 6323 are not parallel and linked together by the arc-shaped side 6322 raised up, the peak of described arc-shaped side 6322 is given prominence in the upside of the first straight flange 6321, can control light type more accurately.Described first straight flange 6321, arc-shaped side 6322 and the second straight flange 6323 are fitted to each other and make emergent ray meet setting light type.
Described moving arm 633 is provided with poke hole 6331, the output of driving mechanism 62 and the end of shifting shaft 621 are stretched in poke hole 6331, the shifting shaft 621 of described driving mechanism 62 drives the arm 632 that is in the light of light barrier 63 to rotate around rotational axis hole about 631 by poke hole 6331, sends dipped beam light type or distance light light type to make headlight module.
Particularly, as shown in figure 17, the first straight flange 6321 of arm 632 of being now in the light is horizontal, second straight flange 6323 is blocked by location-plate 61, now the upper plate of described first straight flange 6321, location-plate 61 encloses along with the rim of a cup portion of two reflectors the region supplying light outgoing jointly, and headlight module sends distance light light type.Distance light light type figure refers to shown in Figure 22.
As shown in figure 18, the second straight flange 6323 of arm 632 of being now in the light is horizontal, now the rim of a cup portion of described first straight flange 6321, arc-shaped side 6322, second straight flange 6323 and two reflectors encloses the region for light outgoing jointly, and vehicle front lighting headlight sends dipped beam light type.Dipped beam light type figure refers to shown in Figure 21.
As can be seen from Figure 21 and Figure 22, the light type that this headlight module irradiates is not only evenly good-looking, and the data of display and shape are also ideal, have significant advantage compared to the radiation data of existing headlight and shape.Particularly, the light type that this headlight module sends, no matter width, thickness, the uniformity or visual illumination all reach and even have exceeded Standard, and "cut-off"line is clear, drive sensation security reliability high.
Driving mechanism has multiple implementation, and such as can adopt the mode of energising magnetic, the type of drive of this energising magnetic can with reference to prior art.
Below in conjunction with accompanying drawing, structure of the present utility model and the course of work are elaborated.
As shown in Figure 1, headlight module comprises reflector 10, lower reflector 20, radiator 30, lens 40, sleeve 50, mechanism 60 of being in the light, upper fixation spring tab 70a, lower fixation spring tab 70b, upper LED light source 80a, lower LED light source 80b, Power conversion board 90 and fan 100.
Cooling system in the utility model comprises radiator 30, upper fixation spring tab 70a, lower fixation spring tab 70b and fan 100.Upper fixation spring tab 70a, lower fixation spring tab 70b are while fixed L ED light source, and self heat can be radiated in air and go by heat conductivility in time that utilize himself excellent.
During work, first upper LED light source 80a is pressed on the upper table surface 31a of radiator locating platform 31 by fixed shell fragment 70a (can adopt stainless steel tension force shell fragment), lower LED light source 80b is pressed on the following table 31b of radiator locating platform 31 by lower fixation spring tab 70b, the bottom of then going up LED light source 80a and lower LED light source 80b abuts on the locating platform 31 of radiator 30 all tightly, thus ensure that the position of LED light source 80a and lower LED light source 80b can not be moved on the one hand, be also conducive on the other hand improving radiating efficiency.
Then upper reflector 10 and lower reflector 20 are arranged on radiator 30 respectively, namely adopt screw successively through the corresponding installing hole on the upper table surface 31a of the upper reflector locating hole 131 on upper reflector location-plate 13 and radiator locating platform 31, thus upper reflector 10 is fixed on the upper table surface 31a of radiator 30 tightly; Same, adopt screw successively through the corresponding installing hole on the following table 31b of the lower reflector locating hole 131 on lower reflector location-plate 23 and radiator locating platform 31, thus lower reflector 20 is fixed on the following table 31b of radiator 30 tightly; And at the fixed installation of the rear side away from sleeve 50 Power conversion board 90 and fan 100 of radiator 30, to be in the light mechanism 60 in the installed in front of radiator 30.
During mounted lens, lens 40 enter from the opening part of holder 52 side of sleeve 50, and the inclined-plane place of limited block 54 is moved to along cylinder inboard wall to barrel front end, continue to move forward along the inclined-plane of limited block 54 and strut the limited block 54 of claw 53 front end in the rear end of lens 40, final lens 40 enters the stop zone between limited block 54 and spacing flange 51, now claw 53 front end is elastic recovery to home position, then namely lens 40 are buckled in sleeve 50 tightly.
The sleeve 50 installing lens 40 is closely fixed together by the buttcover plate 33 of the process Installation hole 56 on holder 52 and fastening screw pit and radiator 30.
Upper LED light source 80a is connected with Power conversion board 90 respectively by winding displacement with lower LED light source 80b, upper LED light source 80a is connected during work, lower LED light source 80b and Power conversion board 90, upper LED light source 80a and the equal electrified light emitting of lower LED light source 80b, and the light that upper LED light source 80a sends reflects through the reflecting surface 111 of upper reflector 10, and the light that lower LED light source 80b sends reflects through the reflecting surface 211 of lower reflector 20, namely LED light source 80a is gone up, the light that lower LED light source 80b sends is first through upper, the primary event of lower reflector, light after reflection projects away after the refraction of lens 40 secondary optics, final upper LED light source 80a, the light that lower LED light source 80b sends is superimposed effectively, and to obtain light type better, brightness and the higher emergent light of light efficiency.
In addition, upper reflector 10 and lower reflector 20 are fixed on after on radiator 30, by the lens of different sleeve connection different sizes, it is inner that whole headlight module can also use different mounting brackets to be arranged on different car lights, and the structure of flexible transformation can adapt to different headlight for vehicles more.
Claims (7)
1. a high efficiency LED dual chip distance-light all-in-one car headlight cooling system, comprise radiator (30), described radiator (30) is provided with the locating platform (31) for settling LED light source, it is characterized in that: described locating platform (31) upper, lower both sides are set to for settling the upper table surface of upper LED light source (80a) (31a) and for settling the following table (31b) of lower LED light source (80b) respectively, described upper LED light source (80a) is pressed on described upper table surface (31a) by the upper fixation spring tab (70a) of stainless steel tightly, lower LED light source (80b) is pressed on described following table (31b) by the lower fixation spring tab (70b) of stainless steel tightly,
The arranged outside of described upper table surface (31a) has upper reflector positioning table (32a), the arranged outside of following table (31b) has lower reflector positioning table (32b), the table top of described upper reflector positioning table (32a) and lower reflector positioning table (32b) all protrudes in the outside of corresponding locating platform table top, described upper reflector positioning table (32a) and lower reflector positioning table (32b) are all arranged in semi-annular shape, and the opening side of semicircular ring is identical with the exit direction of light; Described radiator (30) is laid with multiple fin (35) that is parallel, fin-like in the outside of upper reflector positioning table (32a) and lower reflector positioning table (32b), be provided with gap between adjacent described fin (35);
Native system also comprises the fan (100) be fixedly connected with fin (35), and the installation site of fan (100) makes air draft direction overlap with beam projecting direction and oppositely.
2. high efficiency LED dual chip distance-light all-in-one car headlight cooling system according to claim 1, it is characterized in that: the middle part of the self-align platform of fin height (31) of described fin (35) diminishes gradually to the both sides of locating platform (31), the height being in the fin (35) at locating platform (31) middle part matches with the spacing between at the bottom of upper reflector (10) the cup top fixed on a heat sink and lower reflector (20) cup.
3. high efficiency LED dual chip distance-light all-in-one car headlight cooling system according to claim 2, it is characterized in that: described locating platform (31) is provided with heat dissipation channel (34), heat dissipation channel (34) is provided with opening along the exit direction of light at the two ends of locating platform 31.
4. high efficiency LED dual chip distance-light all-in-one car headlight cooling system according to claim 3, it is characterized in that: the some groups of fin (35) being in locating platform (31) middle part are provided with some fan mounting holes (351) deviating from locating platform (31) side, the axis of described heat dissipation channel (34) parallels with the axis of fan mounting holes (351), and heat dissipation channel (34) is opened in the region that this some fan mounting holes (351) surrounds at the opening of locating platform (31) rear end.
5. high efficiency LED dual chip distance-light all-in-one car headlight cooling system according to claim 4, it is characterized in that: the front side of described locating platform (31) and beam projecting side are provided with buttcover plate (33), described buttcover plate (33) is the U-shape be made up of two upright plates and a horizontal cross plate; Buttcover plate (33) offers headlight module locating hole (333) respectively at the both ends up and down of its upright plate, is provided with sleeve locating dowel (331) and sleeve installing hole (332) between two headlight module locating holes (333) of same upright plate; Buttcover plate (33) is also provided with the mechanism's locating hole (334) that is in the light separately on two upright plate, and on its horizontal cross plate, be provided with two mechanism's locating dowels (335) that are in the light.
6. the high efficiency LED dual chip distance-light all-in-one car headlight cooling system according to any one of Claims 1 to 5, is characterized in that: described locating platform (31) is provided with vacancy portion in its front side along beam projecting direction.
7. high efficiency LED dual chip distance-light all-in-one car headlight cooling system according to claim 3, it is characterized in that: described locating platform (31) is provided with vacancy portion in its front side along beam projecting direction, heat dissipation channel (34) is opened in place of vacancy portion at the opening of locating platform (31) front side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547067.7U CN204806209U (en) | 2015-07-23 | 2015-07-23 | Shine headlight cooling system before far and near light integration car of high efficiency LED double chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520547067.7U CN204806209U (en) | 2015-07-23 | 2015-07-23 | Shine headlight cooling system before far and near light integration car of high efficiency LED double chip |
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| CN204806209U true CN204806209U (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520547067.7U Expired - Fee Related CN204806209U (en) | 2015-07-23 | 2015-07-23 | Shine headlight cooling system before far and near light integration car of high efficiency LED double chip |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990019A (en) * | 2015-07-23 | 2015-10-21 | 安徽卡澜特车灯科技有限公司 | High-efficiency LED double-chip high beam and low beam integrated automobile headlamp cooling system |
| CN110260259A (en) * | 2019-07-10 | 2019-09-20 | 浙江比肯科技有限公司 | A kind of split type reflector using single light source |
| CN115164167A (en) * | 2022-07-28 | 2022-10-11 | 杭州中港地铁装备维护有限公司 | New construction electricity passenger train headlight |
-
2015
- 2015-07-23 CN CN201520547067.7U patent/CN204806209U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990019A (en) * | 2015-07-23 | 2015-10-21 | 安徽卡澜特车灯科技有限公司 | High-efficiency LED double-chip high beam and low beam integrated automobile headlamp cooling system |
| CN104990019B (en) * | 2015-07-23 | 2018-05-11 | 安徽卡澜特车灯科技有限公司 | High efficiency LED dual chip distance-light all-in-one car headlight cooling systems |
| CN110260259A (en) * | 2019-07-10 | 2019-09-20 | 浙江比肯科技有限公司 | A kind of split type reflector using single light source |
| CN110260259B (en) * | 2019-07-10 | 2024-04-16 | 浙江比肯科技有限公司 | Split type reflecting cup adopting single light source |
| CN115164167A (en) * | 2022-07-28 | 2022-10-11 | 杭州中港地铁装备维护有限公司 | New construction electricity passenger train headlight |
| CN115164167B (en) * | 2022-07-28 | 2023-10-24 | 杭州中港地铁装备维护有限公司 | New construction electric bus head lamp |
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