CN205026539U - Shine big lamp module group before far and near light integration car of high efficiency LED double chip - Google Patents

Abstract

The utility model relates to a shine big lamp module group before far and near light integration car of high efficiency LED double chip. The utility model discloses a LED light source, the reflection of light cup, radiator, lens and sleeve are provided with the locating platform that is used for settling the LED light source on the radiator, the LED light source adopts the two light structures that go up LED light source and LED light source down and make up mutually, and reflection of light cup adopts the two glass structures of reflecting light that comprise last reflection of light cup and reflection of light cup down, the upper and lower both sides of locating platform are equipped with the reflection of light glass location platform and the cup location platform that reflects light down respectively, 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, and are adjacent be equipped with the clearance between the fin. This headlight not only illumination is respond well, and the illumination degree is higher, and the field of vision is clear, still has good radiating effect, has guaranteed that car headlight is in in the safe steady job environment to improve the security of driving widely and prolonged car headlight's life.

Description

High-efficiency LED dual-chip far and near light integrated automotive headlight module

technical field

The utility model belongs to the technical field of automobile lighting, and in particular relates to a high-efficiency LED double-chip far and near light integrated automobile headlight module.

Background technique

In the prior art, the headlights of automobiles generally use reflectors to focus light, and the light after being concentrated by the reflector cups is used to focus again with a lens when it exits, so that the light in front of the car reaches a certain illuminance value, thereby providing The driver provides lighting. However, there are the following defects in the prior art: after the light is collected by the reflective cup, there is a defect of uneven light. In the prior art, bumps are usually added to the inner surface of the reflective cup to improve the light output effect, but this structure will lead to bright light. Spots, poor lighting effect.

In addition, the interior of the car lights is a closed environment. When the headlights of the car are in the lighting state, the closed environment where the lights are located will generate a higher temperature due to heat accumulation. Fog is generated inside, which affects the lighting effect, and it is easy to cause the parts in the car headlights to be heated and deformed, and even the parts are melted; because the heat generated by the high temperature does not flow smoothly in the closed environment, it will also cause the car The life of electronic products inside the headlight is shortened, which seriously affects the normal use of the car headlight.

Therefore, how to obtain a car headlight with good lighting effect and good heat dissipation effect is a technical problem that needs to be solved urgently in the field of car lighting technology.

Utility model content

The purpose of this utility model is to overcome the deficiencies of the above-mentioned prior art and provide a high-efficiency LED double-chip far and near light integrated automobile headlight module. This headlight not only has good lighting effect, but also has high illumination and clear vision. It also has a good heat dissipation effect, which ensures that the headlights of the car are in a safe and stable working environment, thereby greatly improving the safety of driving and prolonging the service life of the headlights of the car.

In order to achieve the above object, the utility model adopts the following technical solutions:

A high-efficiency LED dual-chip far and near light integrated automotive headlamp module, including an LED light source, a reflector cup, a radiator, a lens and a sleeve, and the radiator is provided with a positioning platform for placing the LED light source. The LED light source includes an upper LED light source arranged on the upper table of the positioning platform and a lower LED light source arranged on the lower table of the positioning platform;

The reflective cup is divided into an upper reflective cup matched with the upper LED light source and a lower reflective cup matched with the lower LED light source;

The upper and lower sides of the positioning platform are respectively provided with an upper reflector positioning platform for fixing the upper reflector and a lower reflector positioning platform for fixing the lower reflector. The table tops protrude from the outside of the positioning platform table top, the upper reflector positioning platform and the lower reflective cup positioning platform are arranged in a semi-circular shape, and the opening side of the semi-circular ring is the same as the outgoing direction of the light;

The radiator is provided with a plurality of parallel, fin-shaped cooling fins on the outer sides of the upper reflective cup positioning platform and the lower reflective cup positioning platform, and gaps are provided between adjacent cooling fins.

Preferably, the upper reflective cup includes an upper reflective cup body, the upper reflective cup body is provided with a vertically arranged upper reflective cup reinforcing plate on the side of the cup mouth, and the bottom of the upper reflective cup body is provided with an outwardly protruding The upper reflective cup positioning plate arranged horizontally; the plane obtained by the intersection of the central axis of the upper reflective cup reinforcing plate and the central axis of the upper reflective cup positioning plate is the projection surface of the upper reflective cup, and the upper reflective cup positioning plate is on the upper The projection length on the projection surface of the reflector cup is greater than the projection length of the reinforcement plate of the upper reflector cup on the projection surface of the upper reflector cup;

The inside of the upper reflective cup body is the reflective surface of the upper reflective cup, from the mouth of the upper reflective cup to the side away from the mouth of the upper reflective cup, the reflective surface of the upper reflective cup is formed by the first upper reflective cup The reflective surface, the second upper reflective cup reflective surface, and the third upper reflective cup reflective surface are composed of the first upper reflective cup reflective surface, the second upper reflective cup reflective surface, and the third upper reflective cup reflective surface are quadratic Bessel The curved surface formed by curve fitting, the joints between the first upper reflective cup reflective surface and the second upper reflective cup reflective surface and between the second upper reflective cup reflective surface and the third upper reflective cup reflective surface are all smooth transitions , and the radius of curvature of the first upper reflective cup reflective surface, the second upper reflective cup reflective surface, and the third upper reflective cup reflective surface decreases sequentially.

Further, the projection length of the upper reflector positioning plate on the upper reflective cup projection surface is L1, and the upper reflective cup positioning plate with a length of 2L1/5 near the cup mouth is the front part of the upper reflective cup positioning plate, which is far away from the cup The upper reflector positioning plate with a length of L1/5 on the mouth side is the rear part of the upper reflective cup positioning plate, and the upper reflective cup positioning plate with a middle length of 2L1/5 is the middle part of the upper reflective cup positioning plate; the first The reflective surface of the upper reflective cup is connected to the front part of the upper reflective cup positioning plate correspondingly, the second reflective cup reflective surface is connected to the middle part of the upper reflective cup positioning plate correspondingly, and the third upper reflective cup reflective surface is connected to the rear part of the upper reflective cup positioning plate Part corresponds to the connection.

Preferably, the lower reflective cup includes a lower reflective cup body, the lower reflective cup body is provided with a vertically arranged lower reflective cup reinforcing plate on the side of the cup mouth, and the bottom of the lower reflective cup body is provided with an outwardly protruding The lower reflective cup positioning plate arranged horizontally; the plane obtained by the intersection of the central axis of the lower reflective cup reinforcing plate and the central axis of the lower reflective cup positioning plate is the lower reflective cup projection surface, and the lower reflective cup positioning plate is in the lower reflection The projection length on the projection surface of the cup is greater than the projection length of the reinforcing plate of the lower reflector cup on the projection surface of the lower reflector cup;

The inside of the lower reflective cup body is the reflective surface of the lower reflective cup, from the mouth of the lower reflective cup to the side far away from the mouth of the lower reflective cup, the reflective surface of the lower reflective cup is formed by the first lower reflective cup connected in sequence The reflective surface, the second lower reflective cup reflective surface, and the third lower reflective cup reflective surface are composed of the first lower reflective cup reflective surface, the second lower reflective cup reflective surface, and the third lower reflective cup reflective surface are quadratic Bessel The curved surface formed by curve fitting, the connection between the reflective surface of the first lower reflector cup and the reflective surface of the second lower reflector cup, and the connection between the reflective surface of the second lower reflector cup and the reflective surface of the third lower reflector cup are all smooth transitions , and the curvature radii of the first lower reflective cup reflective surface, the second lower reflective cup reflective surface, and the third lower reflective cup reflective surface decrease sequentially.

Further, the projection length of the plate surface of the lower reflective cup positioning plate on the projection surface of the lower reflective cup is L2, and the lower reflective cup positioning plate with a length of L2/6 near the mouth of the cup is the front part of the lower reflective cup positioning plate, The lower reflective cup positioning plate with a length of L2/6 away from the cup mouth is the rear part of the lower reflective cup positioning plate, and the lower reflective cup positioning plate with a middle length of 2L2/3 is the middle part of the lower reflective cup positioning plate; The reflective surface of the first lower reflective cup is connected to the front part of the lower reflective cup positioning plate correspondingly, the second reflective cup reflective surface is connected to the middle part of the lower reflective cup positioning plate, and the third reflective cup reflective surface is connected to the lower reflective cup positioning plate The latter part corresponds to the connection.

Furthermore, the projected length L1 of the upper reflective cup positioning plate on the upper reflective cup projection surface is greater than the projected length L2 of the lower reflective cup positioning plate on the lower reflective cup projection surface.

Preferably, the lens is a plano-convex lens, including a planar incident surface and an outer convex surface for light output; the lens is provided with a positioning convex ring protruding outside the outer convex surface on a side close to the incident surface, and the outer convex surface The axis of rotation of the positioning convex ring coincides with each other; a transparent mirror body is between the incident surface and the convex surface for light emission; the thickness of the convex surface of the lens is B, and the convex surface is located from the top of the convex surface to the positioning convex surface. On one side of the ring, the front section with a thickness of B/3 is an ellipsoid, and the rear section with a thickness of 2B/3 is a paraboloid; the connection between the ellipsoid-shaped front section and the paraboloid-shaped rear section is smoothly transitioned .

Preferably, the height of the fins of the heat sink gradually decreases from the middle of the positioning platform to the two sides of the positioning platform, and the height of the heat sink in the middle of the positioning platform is the height between the top of the upper reflector cup and the bottom of the lower reflector cup. The spacing matches.

Preferably, several groups of cooling fins in the middle of the positioning platform are provided with fan mounting holes on the side away from the positioning platform, and the fans are installed and fixed on the back of the radiator through the fan mounting holes; Openings are provided at both ends of the positioning platform for the outgoing direction of the ray of light, and the opening of the heat dissipation channel on the side close to the radiator is set to face the fan.

Further, the module also includes a light blocking mechanism arranged in front of the light emitting from the upper reflector cup and the lower reflector cup. The light blocking mechanism includes a positioning plate fixedly connected with the radiator. The driving mechanism for the action of the light barrier;

The light blocking plate includes a rotating shaft hole which is convenient for itself to form a hinged fit with the positioning plate; the light blocking plate is respectively provided with a light blocking arm and a toggle arm for forming a cut-off line on the side of the rotating shaft hole;

The light-shielding arm is plate-shaped, and the surface of the plate-shaped light-shielding arm is perpendicular to the direction of light emission. The upper edge of the light-shielding arm is provided with a first straight edge on the side close to the rotation shaft hole, and on the side far away from the rotation shaft hole. The side is provided with a second straight side, the first straight side and the second straight side are not parallel and are connected together by an upwardly protruding arc edge, and the highest point of the arc edge protrudes from the first straight edge the upper side of

The toggling arm is provided with a toggling hole, the output end of the driving mechanism, that is, the end of the toggling shaft extends into the toggling hole, and the toggling shaft of the driving mechanism drives the light blocking arm of the light blocking plate through the toggling hole Rotate up and down around the rotating shaft hole, so that the headlight module emits low beam or high beam light.

The beneficial effects of the utility model are:

1), the utility model adopts a double reflective cup structure, that is, the reflective cups in this utility model are divided into an upper reflective cup and a lower reflective cup, and at the same time, the reflective surfaces of the upper reflective cup and the lower reflective cup in the present utility model are both secondary The curved surface formed by Bezier curve fitting, the reflective surface formed by this curved surface will make the light pattern of the outgoing light better, and the brightness and light efficiency will be higher. Therefore, the utility model not only effectively improves the The light output effect of the automobile headlight is improved, and the obtained light pattern meets the requirements of regulations, and the driving safety is ensured, and the driving comfort of the passengers in the car is also improved.

2) The upper reflective cup and the lower reflective cup in the utility model both adopt the combination of three sections of reflective surfaces. This multi-curved surface fitting design structure not only makes the light emitted by the lamp bead, that is, the LED light source, be collected to the maximum extent. In addition, the light emitted by the dual light sources is effectively superimposed, which greatly improves the brightness and light effect of the outgoing light. Compared with the light efficiency of 64% that can be achieved by the common design, the light efficiency of the utility model is as high as 82.9%, thus the utility model greatly improves the energy efficiency.

3), the outer convex surface of the lens in the utility model adopts a plurality of aspherical designs, that is, the front part of the outer convex surface, that is, the exit end, is an ellipsoid, and its main function is to disperse the outgoing light, and the rear part of the outer convex surface, that is, the incident end It is a paraboloid whose main function is to converge the incident rays. The design of the lens in the utility model can not only realize the reasonable distribution of the incident light again, but also further improve the illumination effect and illuminance of the outgoing light, thereby better satisfying the driving feeling of the occupants.

4), the cooling fins of the radiator in the utility model are arranged on the outside of the upper reflective cup positioning platform and the lower reflective cup positioning platform in a circular shape, so that the cooling fins in the utility model are closer to the heating element and can absorb large amounts of heat in time. The lamp module generates heat during the working process, and transfers the absorbed heat to the outside through radiation, which greatly improves the heat dissipation effect.

In addition, the utility model is provided with a through-shaped heat dissipation channel in the positioning platform. One end opening of the heat dissipation channel is deep inside the headlight module, and the other end is opened toward the outside of the headlight module, so that a large amount of heat generated inside the headlight module Heat can be transferred from the heat dissipation channel to the outside through convection, so the heat sink and the heat dissipation channel in the utility model cooperate with each other to enhance the air circulation in the small space inside the car lamp, ensure timely heat dissipation, and improve the The heat dissipation efficiency achieves a good heat dissipation effect. The utility model ensures that the automobile headlight can work in a safe and stable working environment, and greatly prolongs the service life of the automobile headlight.

5) In the utility model, the height of the heat sink in the middle of the positioning platform is set at least equal to the distance between the top of the upper reflector cup and the bottom of the lower reflector cup. This structural design can further improve the space where the lights are located. The heat transfer performance is beneficial to improve the heat dissipation effect.

Cooperating with the above structure, the utility model is provided with fan installation holes on the back of several groups of cooling fins in the middle of the positioning platform. When the radiator is working, it will radiate heat through the cooling fins on the one hand, and force the air to circulate through the fans on the other hand. , and conduct convective heat dissipation through the gaps between the heat sinks, thus the utility model greatly improves the heat dissipation efficiency compared with the heat sink in the prior art.

6) The upper edge of the light-shielding arm in the present invention is composed of the first straight side, the arc-shaped side and the second straight side connected in sequence. The upper edge of this structure can control the light pattern more accurately, so that the first The cooperation of the straight side, the arc side and the second straight side can not only make the outgoing light conform to the set light type, but also the light type and brightness of the outgoing light meet or exceed the requirements of the national standard.

Description of drawings

Fig. 1 is a schematic diagram of explosion decomposition of the utility model.

Fig. 2, 3 all are structural representations of the utility model.

FIG. 4 is a schematic cross-sectional structure diagram of FIG. 3 .

5 and 6 are structural schematic diagrams of lenses.

7 and 8 are schematic structural views of the sleeve.

9 and 10 are structural schematic diagrams of the radiator.

Fig. 11 is a schematic diagram of a three-dimensional state of the upper reflector.

Fig. 12 is a schematic structural view of the upper reflective cup.

Fig. 13 is a schematic cross-sectional view of the upper reflective cup.

Fig. 14 is a schematic perspective view of the three-dimensional state of the lower reflective cup.

Fig. 15 is a schematic structural view of the lower reflective cup.

FIG. 16 is a bottom view of FIG. 15 .

Figures 17a and 17b are both structural schematic diagrams of the light blocking mechanism when the headlight emits high beam light.

Figures 18a and 18b are both structural schematic diagrams of the light blocking mechanism when the headlight emits low beam light.

Fig. 19 is a schematic structural view of the light blocking plate.

Fig. 20 is a diagram of the outgoing line of light in the utility model.

Fig. 21 is a low beam light pattern diagram issued by the headlight module in the utility model.

Fig. 22 is a high-beam light pattern diagram issued by the headlight module in the utility model.

The meanings of the marked symbols in the figure are as follows:

10—upper reflective cup 11—upper reflective cup body 111—upper reflective cup reflective surface

12—upper reflective cup reinforcement plate 13—upper reflective cup positioning plate 131—upper reflective cup positioning hole

20—lower reflective cup 21—lower reflective cup body 211—lower reflective cup reflective surface

22—Reinforcement plate of lower reflector cup 23—Lower reflector cup positioning plate 231—Lower reflector cup positioning hole

30—radiator 31—positioning platform 31a—upper table 31b—lower table

32a—upper reflective cup positioning platform 32b—lower reflective cup positioning platform 33—butt joint plate

331—Sleeve positioning column 332—Sleeve mounting hole 333—Module positioning hole

334—Light blocking mechanism positioning hole 335—Light blocking mechanism positioning column 34—Heat dissipation channel

35—heat sink 351—fan installation hole

40—lens 41—outer convex surface 42—incidence surface 43—positioning convex ring

50—sleeve 51—limiting flange 52—fixed seat 53—claw

54—limiting block 55—hollowout portion 56—process installation hole 57—gap

60—light blocking mechanism 61—positioning plate 611—block 62—driving mechanism

621—toggle shaft 63—light blocking plate 631—rotating shaft hole 632—light blocking arm

6321—first straight side 6322—arc side 6323—second straight side

6324—limit slot 633—toggle arm 6331—toggle hole

70a—upper fixed shrapnel 70b—lower fixed shrapnel

80a—upper LED light source 80b—lower LED light source

90—power adapter board

100—fan

detailed description

For ease of understanding, the specific structure of each component in the utility model will be further described below in conjunction with the accompanying drawings.

1. Lens

As shown in Figures 5 and 6, the lens 40 is a plano-convex lens, including a planar incident surface 42 and an outer convex surface 41 for light output; The positioning convex ring 43, the outer convex surface 41 and the rotation axis of the positioning convex ring 43 coincide with each other; the transparent mirror body is between the incident surface and the outer convex surface for light emission.

The lens 40 is made of high borosilicate optical grade glass.

As shown in Figure 6, the thickness of the outer convex surface 41 of the lens 40 is B, and the thickness of the front part from the top of the outer convex surface 41 to the positioning convex ring 43 side is B/3, which is an ellipsoid, and the thickness is 2B/3. The rear portion is a paraboloid; the junction between the ellipsoid-shaped front portion and the paraboloid-shaped rear portion is smoothly transitioned.

From the incident surface 42 , the light first enters the paraboloid-shaped rear section, which gathers the light entering it, and then enters the ellipsoid-shaped front section, which disperses the light and then emits it. The lens in the utility model redistributes the incident light reasonably and then emits it, so that the emitted light not only meets the national standard, but also better satisfies the driving experience of the passengers in the car.

2. Sleeve

As shown in Figures 7 and 8, the sleeve 50 is hollow. The sleeve 50 includes an annular cylinder and a fixing seat 52 arranged on the rear side of the cylinder. The cylinder and the fixing seat 52 are integrated. The front end is provided with a ring-shaped limit flange 51 bent toward the inside of the cylinder, and the front wall of the cylinder close to the limit flange is provided with a claw part that cooperates with the limit flange. The bottom of the cylinder is provided with a notch 57 extending from the rear end of the cylinder to the front end of the cylinder.

As shown in FIGS. 2 to 4 , the notch 57 is provided at the lower end of the sleeve 50 , which is beneficial to dissipate heat in time.

As shown in Figures 7 and 8, the claw portion includes three claws 53 uniformly arranged on the front wall of the cylinder along the circumferential direction, and the rear ends of the claws 53 are connected to the front wall of the cylinder. As a whole, the front end of the claw 53 cantilever forward along the axial direction of the cylinder, that is, there is a hollow part 55 between the front end of the claw 53 and the wall of the cylinder, and the claw 53 is gradually elastic from the rear end to the front end. Offset to the inside of the cylinder. The front end of any claw 53 is provided with a limit block 54 that protrudes toward the inner side of the cylinder, and the limit block 54 is set as a slope toward the side of the fixing seat 52 , and the space between the limit block 54 and the limit flange 51 constitute a restricted area.

As shown in FIG. 7 , a process installation hole 56 and a fastening screw hole are provided on the end surface of the fixing base 52 .

3. Upper reflector

As shown in Figures 11 to 13, the upper reflective cup 10 includes an upper reflective cup body 11, the upper reflective cup body 11 is provided with an upper reflective cup reinforcing plate 12 on the cup mouth side, and the bottom of the upper reflective cup body 11 is provided with The outwardly protruding upper reflective cup positioning plate 13 is provided with an upper reflective cup positioning hole 131; the plate surface of the upper reflective cup positioning plate 13 is horizontal, and the upper reflective cup reinforcing plate 12 The surface is a vertical plane perpendicular to the plate surface of the upper reflector positioning plate 13; the plane obtained by the intersection of the central axis of the upper reflective cup reinforcing plate 12 and the central axis of the upper reflective cup positioning plate 13 is the upper reflective cup projection surface, The projection length of the upper reflective cup positioning plate 13 on the upper reflective cup projection surface (that is, the direction parallel to the paper surface or the paper surface direction in FIG. 12 ) is longer than the upper reflective cup reinforcement plate 12 on the upper reflective cup projection surface. projection length on .

As shown in Figures 12 and 13, the inside of the upper reflective cup body 11 is the upper reflective cup reflective surface 111, and the projection length of the upper reflective cup positioning plate 13 on the upper reflective cup projection surface is L1, which is close to the cup mouth and The upper reflective cup positioning plate with a length of 2L1/5 is the front part of the upper reflective cup positioning plate, and the upper reflective cup positioning plate with a length of L1/5 away from the cup mouth is the rear part of the upper reflective cup positioning plate, and the middle length is The upper reflector positioning plate of 2L1/5 is the middle part of the upper reflector positioning plate. The reflective surface 111 of the upper reflective cup is composed of the first reflective cup reflective surface, the second reflective cup reflective surface, and the third reflective cup reflective surface connected in sequence. The front portion of the cup positioning plate is correspondingly connected, the second upper reflective cup reflective surface is correspondingly connected with the middle portion of the upper reflective cup positioning plate, and the third upper reflective cup reflective surface is correspondingly connected with the rear portion of the upper reflective cup positioning plate. The first upper reflective cup reflective surface, the second upper reflective cup reflective surface, and the third upper reflective cup reflective surface are curved surfaces fitted by quadratic Bezier curves. The first upper reflective cup reflective surface and the second upper reflective cup reflective surface The junctions between the reflective surfaces of the cups and between the reflective surfaces of the second upper reflective cup and the reflective surface of the third upper reflective cup are all smooth transitions, and the first reflective cup reflective surface, the second upper reflective cup reflective surface, and the third upper reflective cup reflective surface The radius of curvature of the reflective surface of the upper reflector decreases successively.

As shown in FIG. 11 , the upper reflective cup positioning plate 13 is arranged in two pieces, and the two reflective cup positioning plates 13 are symmetrically arranged on both sides of the upper reflective cup body 11 along the central axis of the upper reflective cup body 11 .

Since the upper reflective cup reflective surface 111 of the upper reflective cup 10 is a curved surface fitted by a quadratic Bezier curve, the upper reflective cup reflective surface 111 enables the light emitted by the lower lamp bead, that is, the LED light source, to be collected and utilized to the maximum extent. , has greatly improved the light efficiency (common design is only 64%, and the design in the utility model makes the light efficiency reach 82.9%), that is, the reflective surface 111 of the upper reflector cup in the utility model not only obtains a better light pattern, At the same time, the brightness is higher, and the safety of driving is ensured under the premise of meeting the standards.

4. Lower reflector

As shown in Figures 14 to 16, the lower reflective cup 20 includes a lower reflective cup body 21, the lower reflective cup body 21 is provided with a lower reflective cup reinforcing plate 22 on the cup mouth side, and the bottom of the lower reflective cup body 22 is provided with The outwardly protruding lower reflective cup positioning plate 23 is provided with a lower reflective cup positioning hole 232; the plate surface of the lower reflective cup positioning plate 23 is horizontal, and the lower reflective cup reinforcing plate 22 The surface is a vertical plane perpendicular to the plate surface of the lower reflective cup positioning plate 23; the plane obtained by the intersection of the central axis of the lower reflective cup reinforcing plate 22 and the central axis of the lower reflective cup positioning plate 23 is the lower reflective cup projection surface, The projection length of the lower reflective cup positioning plate 23 on the lower reflective cup projection surface (in FIG. projection length;

It should be pointed out that the lower reflector positioning plate 23 of the lower reflector 20 is located on the upper side when it is in the working position, as shown in FIGS. 1 , 3 and 4 . The lower reflective cup 20 shown in FIGS. 14-16 is for better explaining its structure, and is not shown according to the working position.

As shown in FIG. 4 , the inside of the lower reflective cup body 22 is the lower reflective cup reflective surface 222 .

As shown in Figure 16, the projection length of the lower reflective cup positioning plate 23 on the lower reflective cup projection surface is L2, and the lower reflective cup positioning plate with a length of L2/6 near the cup opening is the front part of the lower reflective cup positioning plate. The lower reflective cup positioning plate with a length of L2/6 on the side away from the cup mouth is the rear part of the lower reflective cup positioning plate, and the lower reflective cup positioning plate with a middle length of 2L2/3 is the middle part of the lower reflective cup positioning plate. The reflective surface 222 of the lower reflective cup is composed of the reflective surface of the first reflective cup, the reflective surface of the second reflective cup, and the reflective surface of the third reflective cup. The front portion of the cup positioning plate is correspondingly connected, the second lower reflective cup reflective surface is correspondingly connected with the middle portion of the lower reflective cup positioning plate, and the third lower reflective cup reflective surface is correspondingly connected with the rear portion of the lower reflective cup positioning plate. The first lower reflective cup reflective surface, the second lower reflective cup reflective surface, and the third lower reflective cup reflective surface are curved surfaces fitted by quadratic Bezier curves. The first lower reflective cup reflective surface and the second lower reflective cup The junctions between the reflecting surfaces of the cups and between the reflecting surface of the second lower reflecting cup and the reflecting surface of the third lower reflecting cup are all smooth transitions, and the reflecting surface of the first lower reflecting cup, the reflecting surface of the second lower reflecting cup, the third The radius of curvature of the reflective surface of the lower reflector decreases successively.

As shown in FIG. 22 , the lower reflective cup positioning plate 23 is arranged in two pieces, and the two reflective cup positioning plates 23 are symmetrically arranged on both sides of the lower reflective cup body 22 along the central axis of the lower reflective cup body 22 .

Since the reflective surface 222 of the reflective cup 20 is a curved surface fitted by a quadratic Bezier curve, the reflective surface 222 of the reflective cup makes the light emitted by the lower lamp bead, that is, the LED light source, be collected and utilized to the greatest extent. , has greatly improved the light efficiency (common design is only 64%, and the design in the utility model makes the light efficiency reach 82.9%). At the same time, the brightness is higher, and the safety of driving is ensured under the premise of meeting the standards.

As shown in Figures 3 and 4, the projection length L1 of the upper reflector positioning plate 13 on the projection surface of the upper reflector, that is, the projection surface of the lower reflector (in Figure 16 is parallel to the direction of the paper or is the direction of the paper) It is larger than the projected length L2 of the lower reflective cup positioning plate 23 on the upper reflective cup projection plane, that is, the lower reflective cup projection plane.

5. Radiator

The radiator 30 in the utility model is integrally formed by aluminum alloy die-casting, which reduces thermal resistance to the greatest extent and improves heat dissipation efficiency.

As shown in Figures 9 and 10, the radiator 30 is provided with a positioning platform 31 for arranging the LED light source, and the LED light source includes an upper LED light source 80a arranged on the upper table surface 31a of the positioning platform and an upper LED light source 80a arranged on the lower table surface 31b of the positioning platform. The lower LED light source 80b, the upper LED light source 80a is fixed by the upper fixing elastic piece 70a, and the lower LED light source 80b is fixed by the lower fixing elastic piece 70b.

The upper and lower sides of the positioning platform 31 are respectively provided with an upper reflector positioning platform 32a for fixing the upper reflector 10 and a lower reflector positioning platform 32b for fixing the lower reflector 20, and the upper reflector positioning platform 32a and the lower reflector The table tops of the cup positioning platform 32b protrude from the outside of the table top of the positioning platform 31 . Both the upper reflective cup positioning platform 32a and the lower reflective cup positioning platform 32b are arranged in a semi-circular shape, and the opening side of the semi-circular ring is set as the outgoing direction of the light.

The heat sink 30 is provided with a plurality of parallel, fin-shaped cooling fins 35 on the outer sides of the upper reflector positioning platform 32a and the lower reflecting cup positioning platform 32b, and gaps are provided between adjacent cooling fins 35 . The extending direction of the fin-shaped heat sink 35 is perpendicular to the table surface of the positioning platform 31 .

The height of the fins of the heat sink 35 decreases gradually from the middle of the positioning platform 31 to both sides of the positioning platform 31, as shown in Figures 9 and 10, the size of the heat sink 35 in the middle of the positioning platform 31 is relatively large, while it is in the middle of the positioning platform 31. The size of the cooling fins 35 on both sides of the positioning platform 31 is relatively small, and this structural form is conducive to improving the efficiency of radiation heat dissipation and convection heat dissipation.

As shown in Figures 3 and 4, the size between the upper and lower ends of the heat sink 35 in the middle of the positioning platform 31 matches the distance between the top of the upper reflective cup 10 and the bottom of the lower reflective cup 20, that is, it is on the positioning platform. The size between the upper and lower ends of the heat sink 35 in the middle of the 31 should at least equal the distance between the top of the upper reflective cup 10 and the bottom of the lower reflective cup 20, so as to achieve the best cooling effect.

As shown in Figures 1, 2, and 9, several groups of cooling fins 35 in the middle of the positioning platform 31 are provided with fan mounting holes 351 on the side away from the positioning platform 31, and the fan 100 is installed and fixed on the radiator 30 through the fan mounting holes 351 during work. the back of.

As shown in Figures 9 and 10, the positioning platform 31 is provided with a cooling channel 34, and the cooling channel 34 runs through the entire positioning platform 31 along the outgoing direction of the light, that is, the cooling channel 34 is located on both sides of the positioning platform 31 along the outgoing direction of the light. Each end is provided with an opening; the opening of the heat dissipation channel 34 on the side close to the radiator 30 is set to face the fan 100 .

As shown in FIG. 10 , the positioning platform 31 is provided with a void on its front side along the light emitting direction, and the opening of the heat dissipation channel 34 on the front side of the positioning platform 31 is opened at the void. The setting of the vacancy helps to form convective heat transfer and improves the heat dissipation effect.

As shown in Figures 1 to 4, the air discharge direction of the fan 100 in the present invention coincides with the light emitting direction and is reversed. Under the action of suction, the air flows from the side of the lens 40 to the side of the fan 100. During the course of the flow, the air successively entrains the hot air dissipated from the gap between the sleeve 50 and the radiator 30, and the air flows through the upper reflective cup 10 and the cup surface of the lower reflector 20 are finally discharged through the gap between adjacent heat sinks; at the same time, the fan 100 also sucks out the hot air inside the headlight module through the heat dissipation channel 34 and discharges it away . Therefore, the fan in the utility model greatly enhances the convection performance of the air and realizes excellent convection and heat dissipation capabilities through its ingenious design of the air exhaust path.

As shown in Figures 9 and 10, the front side of the positioning platform 31, that is, the side where the light is emitted, is provided with a butt plate 33, and the butt plate 33 is a U shape formed by two upright plates and a horizontal horizontal plate; 33 is respectively provided with module positioning holes 333 at the upper and lower ends of its upright plate, and a sleeve positioning column 331 and a sleeve mounting hole 332 are arranged between the two module positioning holes 333 of the same upright plate; A light blocking mechanism positioning hole 334 is respectively arranged on its two upright plates, and two light blocking mechanism positioning posts 335 are arranged on its horizontal horizontal plate.

The two light-shielding mechanism positioning holes 334 and the two light-shielding mechanism positioning posts 335 cooperate with each other to ensure the stability of the light-shielding mechanism 60 installation, thereby helping the light-shielding plate 63 in the light-shielding mechanism 60 to play its light-shielding function reliably. Features.

As shown in Figures 1 and 2, the positioning platform 31 is also provided with a power adapter plate 90 on the lower side of the fan 100, and the front end of the power adapter plate 90 passes through the lower side of the cooling fin 35 and is fixed on the positioning platform 31. on the lower table top 31b.

6. Light blocking mechanism

As shown in Figures 1 and 17a-18b, the utility model also includes a light blocking mechanism 60 arranged in front of the light emission of the upper reflective cup 10 and the lower reflective cup 20, and the light blocking mechanism 60 includes a docking plate with the radiator 30 33 fixedly connected positioning plate 61, the positioning plate 61 is provided with a light blocking plate 63 and a driving mechanism 62 for driving the light blocking plate 63; 10 and the rim of the reflector cup 20 to make the headlight emit low beam light type or deviate from the rim of the reflector cup 10 and the following reflector cup 20 so that the headlight emits two position states of the high beam light type.

As shown in Figure 19, the light blocking plate 63 includes a rotating shaft hole 631 that facilitates its own hinged fit with the positioning plate 61; the light blocking plate 63 is respectively provided with a light blocking arm 632 and a toggle arm on the side of the rotating shaft hole 631. 633. The light blocking arm 632 is used to form a cut-off line.

The light blocking arm 632 is plate-shaped, and the plate surface of the plate-shaped light blocking arm 632 is perpendicular to the light emitting direction. The upper edge of the light blocking arm 632 is provided with a first straight edge 6321 on the side close to the rotation shaft hole 631. A second straight side 6323 is provided on the side away from the rotation shaft hole 631, the first straight side 6321 and the second straight side 6323 are not parallel and connected together by an upwardly protruding arc edge 6322, the arc The highest point of the side 6322 protrudes above the first straight side 6321 and the second straight side 6323 .

As shown in Figures 17a and 17b, when the first straight side 6321 is in a horizontal state, the horizontal plane where the first straight side 6321 is located is higher than the higher endpoint of the second straight side 6323, that is, where the first straight side 6321 is located. The water level is higher than the highest point of the second straight side 6323.

The driving mechanism 62 drives the toggle arm 633 to move, and when the light blocking arm 632 rotates up and down around the rotating shaft hole 631, the first straight side 6321, the arc-shaped side 6322 and the second straight side 6323 all protrude from the positioning plate 61 The upper side of the board edge enables the headlights to emit low beam light (as shown in Fig. 18a, 18b), or the first straight side 6321, the arc side 6322 and the second straight side 6323 are all blocked by the upper board edge of the positioning board 61 And make the headlight emit high beam light type (as Fig. 17a, 17b) two kinds of position states.

Specifically, as shown in Figures 17a and 17b, the first straight side 6321 of the light blocking arm 632 is horizontal at this time, and the second straight side 6323 is blocked by the positioning plate 61. At this time, the first straight side 6321, positioning The upper plate edge of the plate 61 and the cup openings of the two reflector cups jointly form an area for light emission, and the headlight module emits a high-beam light pattern. Please refer to Figure 22 for the high beam light pattern.

As shown in Figures 18a and 18b, at this time, the second straight side 6323 of the light blocking arm 632 is horizontal, and at this time, the first straight side 6321, the arc-shaped side 6322, the second straight side 6323 and the two reflective cups The mouth of the cup jointly encloses and synthesizes an area for light emission, and the headlight of the car emits a low beam light pattern. Please refer to Figure 21 for the low beam light pattern.

The first straight side 6321 , the arc-shaped side 6322 and the second straight side 6323 cooperate with each other to form the light blocking arm 632 with a curved upper edge, which can control the light pattern more precisely and make the outgoing light conform to the set light pattern.

The toggle arm 633 is provided with a toggle hole 6331, the output end of the driving mechanism 62, that is, the end of the toggle shaft 621 extends into the toggle hole 6331, and the toggle shaft 621 of the drive mechanism 62 passes through the toggle hole 6331 drives the light-shielding arm 632 of the light-shielding plate 63 to rotate up and down around the rotating shaft hole 631, so that the headlight module emits low-beam light or high-beam light.

As shown in Figures 17a-19, a limiting groove 6324 is provided on the side of the second straight side 6323 away from the rotation shaft hole 631, and the upper plate edge of the positioning plate 61 is provided with a limiting groove 6324 at a corresponding position. Cooperating limit stopper 611.

It can be seen from Figure 21 and Figure 22 that the light pattern irradiated by this headlight module is not only uniform and beautiful, but also the displayed data and shape are ideal, which is significantly different from the irradiation data and shape of existing headlights. Advantage. Specifically, the light pattern emitted by the headlight module, regardless of width, thickness, uniformity or visible illuminance, meets or even exceeds the national standard requirements, and the cut-off line of light and dark is clear, and the driving experience is safe and reliable.

There are many ways to realize the driving mechanism, for example, the way of electromagnetic attraction can be adopted, and the driving method of this electromagnetic attraction can refer to the prior art.

Below in conjunction with accompanying drawing, structure and working process of the present utility model are described in detail.

As shown in Figure 1, the high-efficiency LED dual-chip far and near light integrated automotive headlight module includes an upper reflector 10, a lower reflector 20, a radiator 30, a lens 40, a sleeve 50, a light blocking mechanism 60, The upper fixed elastic piece 70a, the lower fixed elastic piece 70b, the upper LED light source 80a, the lower LED light source 80b, the power adapter board 90 and the fan 100.

During work, first press the upper LED light source 80a on the upper table surface 31a of the radiator positioning platform 31 with the upper fixed elastic piece 70a (stainless steel tension elastic piece can be used), and set the lower LED light source 80b on the heat dissipation surface by the lower fixed elastic piece 70b. On the lower platform 31b of the radiator positioning platform 31, the bottoms of the upper LED light source 80a and the lower LED light source 80b are tightly attached to the positioning platform 31 of the radiator 30, thereby ensuring that the upper LED light source 80a and the lower LED light source The position of the light source 80b will not move, and on the other hand, it is also beneficial to improve the heat dissipation efficiency.

Then the upper reflector 10 and the lower reflector 20 are placed on the radiator 30 respectively, that is, the screws are sequentially passed through the upper reflector positioning hole 131 on the upper reflector positioning plate 13 and the upper table 31a of the radiator positioning platform 31 corresponding mounting holes, so that the upper reflector 10 is tightly fixed on the upper table 31a of the radiator 30; similarly, screws are sequentially passed through the lower reflector positioning hole 131 and the lower reflector positioning plate 23 on the lower reflector positioning plate 23 Corresponding mounting holes on the lower table surface 31b of the radiator positioning platform 31, thereby the lower reflector cup 20 is tightly fixed on the lower table surface 31b of the radiator 30; and on the rear side of the radiator 30 away from the sleeve 50 The power adapter board 90 and the fan 100 are fixedly installed, and the light blocking mechanism 60 is installed on the front side of the radiator 30 .

When installing the lens, the lens 40 enters from the opening on the side of the fixing seat 52 of the sleeve 50, and moves to the front end of the cylinder along the inner wall of the cylinder to the slope of the limit block 54, and the rear end of the lens 40 moves along the limit block 54. The inclined plane continues to move forward and stretches the limit block 54 at the front end of the claw 53, and finally the lens 40 enters the limit area between the limit block 54 and the limit flange 51, and at this time, the front end of the claw 53 elastically returns to the original position , then the lens 40 is tightly buckled in the sleeve 50 .

The sleeve 50 after the lens 40 is installed is tightly fixed with the butt plate 33 of the radiator 30 through the process installation hole 56 and the fastening screw hole on the fixing seat 52 .

The upper LED light source 80a and the lower LED light source 80b are respectively connected to the power adapter board 90 through the cable, and the upper LED light source 80a, the lower LED light source 80b and the power adapter board 90 are connected during operation, and the upper LED light source 80a and the lower LED light source 80b Both are energized to emit light, and the light emitted by the upper LED light source 80a is reflected by the reflective surface 111 of the upper reflective cup 10, while the light emitted by the lower LED light source 80b is reflected by the reflective surface 211 of the lower reflective cup 20, that is, the upper LED light source 80a, the lower reflective cup The light emitted by the LED light source 80b is firstly reflected by the upper and lower reflective cups once, and the reflected light is projected after being optically refracted twice by the lens 40, and finally the light emitted by the upper LED light source 80a and the lower LED light source 80b are effectively superimposed Together, we can obtain outgoing light with more ideal light type, higher brightness and light efficiency.

In addition, after the upper reflector 10 and the lower reflector 20 are fixed on the radiator 30, lenses of different sizes can be connected through different sleeves, and the entire headlight module can also be installed in different car lights using different mounting brackets. , the flexible structure can be more suitable for different car headlights.

Claims (10)

1. a high efficiency LED dual chip distance-light all-in-one car headlight module, comprise LED light source, reflector, radiator (30), lens (40) and sleeve (50), described radiator (30) being provided with the locating platform (31) for settling LED light source, it is characterized in that:

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 reflector is divided into the upper reflector (10) matched with upper LED light source (80a) and the lower reflector (20) matched with lower LED light source (80b);

The upper and lower both sides 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), 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) 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).

2. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 1, it is characterized in that: described upper reflector (10) comprises reflector cup (11), upper reflector cup (11) is provided with the upper reflector stiffener (12) that vertical shape is arranged in rim of a cup side, the bottom of upper reflector cup (11) be provided with outwardly, the upper reflector location-plate (13) of horizontal setting; 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 is greater than the projected length of reflector stiffener (12) on upper reflector perspective plane;

Described upper reflector cup (11) inside is upper reflector reflecting surface (111), from the rim of a cup of upper reflector (10) to the rim of a cup side away from upper reflector (10), described upper reflector reflecting surface (111) is by reflector reflecting surface on be connected in turn first, reflector reflecting surface on second, on 3rd, reflector reflecting surface is formed, reflector reflecting surface on first, reflector reflecting surface on second, on 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 reflector reflecting surface on first, reflector reflecting surface on second, on 3rd, the radius of curvature of reflector reflecting surface reduces successively.

3. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 2, it is characterized in that: set the projected length of reflector location-plate (13) on upper reflector perspective plane as 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; 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.

4. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 3, it is characterized in that: described lower reflector (20) comprises lower reflector cup (21), lower reflector cup (21) is provided with the lower reflector stiffener (22) that vertical shape is arranged in rim of a cup side, the bottom of lower reflector cup (21) be provided with outwardly, the lower reflector location-plate (23) of horizontal setting; 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 is greater than the projected length of lower reflector stiffener (22) on lower reflector perspective plane;

Described lower reflector cup (21) inside is lower reflector reflecting surface (211), from the rim of a cup of lower reflector (20) to the rim of a cup side away from lower reflector (20), described lower reflector reflecting surface (211) is by the first time reflector reflecting surface be connected in turn, second time reflector reflecting surface, 3rd time reflector reflecting surface is formed, first time reflector reflecting surface, second time reflector reflecting surface, 3rd time reflector reflecting surface is 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 first time reflector reflecting surface, second time reflector reflecting surface, the radius of curvature of the 3rd time reflector reflecting surface reduces successively.

5. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 4, it is characterized in that: the projected length of plate face on lower reflector perspective plane setting reflector location-plate (23) is L2, near rim of a cup side and the lower reflector location-plate that length is L2/6 is lower reflector location-plate front section, away from rim of a cup side and the lower reflector location-plate that length is L2/6 is lower reflector location-plate hindfoot portion, intermediate length is the lower reflector location-plate of 2L2/3 is lower reflector location-plate stage casing part; 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.

6. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 5, is characterized in that: the projected length L1 of described upper reflector location-plate (13) on upper reflector perspective plane is greater than the projected length L2 of lower reflector location-plate (23) on lower reflector perspective plane.

7. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 1, it is characterized in that: described lens (40) are planoconvex spotlight, comprise the plane plane of incidence (42) and the outer convex surface (41) for light outgoing; Lens (40) are provided with the positioning convex ring (43) protruding convex surface (41) outside outside in the side near 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 (42) and the outer convex surface (41) for light outgoing; If the thickness of the outer convex surface (41) of described lens (40) is B, thickness from 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.

8. high efficiency LED dual chip distance-light all-in-one car headlight module 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 spacing between being at the bottom of the height of the fin (35) at locating platform (31) middle part and upper reflector (10) cup top and lower reflector (20) cup matches.

9. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 1, it is characterized in that: the some groups of fin (35) being in locating platform (31) middle part are provided with fan mounting holes (351) deviating from locating platform (31) side, and fan (100) is fixed on the back side of radiator (30) by fan mounting holes (351); 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), and described heat dissipation channel (34) is set to towards fan (100) at the opening near radiator (30) side.

10. high efficiency LED dual chip distance-light all-in-one car headlight module according to claim 1, it is characterized in that: this module also comprises the mechanism of being in the light (60) in the beam projecting front being arranged on reflector (10) and lower reflector (20), described mechanism of being in the light (60) comprises the location-plate (61) be fixedly connected with radiator (30), location-plate (61) is provided with light barrier (63) and drives the driving mechanism (62) of light barrier (63) action;

Described light barrier (63) comprises to be convenient to himself and to form the hinged rotational axis hole (631) coordinated with location-plate (61); Light barrier (63) is respectively arranged with the arm that is in the light (632) for the formation of "cut-off"line and moving arm (633) at the side of rotational axis hole (631);

The described arm that is in the light (632) 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), the two is not parallel and linked together by the arc-shaped side (6322) raised up for described first straight flange (6321) and the second straight flange (6323), the peak of described arc-shaped side (6322) gives prominence to the upside in the first straight flange (6321),

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 that is in the light (632) of light barrier (63) to rotate up and down around rotational axis hole (631) by poke hole (6331), sends dipped beam light type or distance light light type to make headlight module.