CN217131137U - Automobile headlamp capable of preventing side light leakage - Google Patents

Abstract

The utility model provides an automobile headlamp for preventing side light leakage, which comprises a lamp shell, a light distribution lens, a decoration frame, a lighting module and a light blocking mechanism, wherein the lamp shell is hermetically connected with the light distribution lens to form a cavity; the decorative frame is provided with a light outlet corresponding to the lighting module, the decorative frame is arranged in the cavity and positioned between the lens and the lamp shell, the light outlet is positioned in front of the lighting module, a gap is formed between the decorative frame and the lamp shell, and the light blocking mechanism is used for blocking light rays emitted laterally when the lighting module works and preventing the light rays from passing out of the gap; the utility model discloses can effectively solve the problem that there is the light leak in current vehicle headlamps side.

Description

Automobile headlamp capable of preventing side light leakage

Technical Field

The utility model relates to an automobile lamp technical field, especially an automobile headlamp who prevents side light leak.

Background

As the eyes of the automobile, the automobile headlamp is not only related to the external image of the automobile, but also closely related to the safe driving at night or under bad weather conditions.

Because the modeling of the vehicle tends to streamline more and more, the curvature of the design A surface of the automobile headlamp is increased, the design space is reduced due to the increase of the curvature of the design A surface, and the design difficulty of the automobile headlamp is increased; the existing automobile headlamp mainly comprises a decorative frame, a light distribution mirror, a lamp shell and a lighting module, wherein the lighting module is arranged in the lamp shell, the decorative frame is arranged between the light distribution mirror and the lamp shell, and in order to prevent the decorative frame and the lamp shell from rubbing in the using process, a gap is specially arranged between the decorative frame and the lamp shell, and the decorative frame and the lamp shell are prevented from rubbing through the gap; however, in the front of the automotive headlamp with a large curvature of the design surface a, when the lighting module is disposed in the lamp housing, since the design space is reduced, the lighting module may be partially located at a position with a sudden change in curvature (i.e., a corner), but the space at the rear of the lamp housing is limited and cannot extend backward, so that when the lighting module disposed in the lamp housing is turned on, light emitted laterally can be emitted through a gap between the decorative frame and the lamp housing at a corresponding position, so that there is a problem of light leakage at the side of the automotive headlamp, there are two main light leakage areas, one light leakage area is emitted from the lighting module upward through the gap between the decorative frame at the corresponding position and the upper side edge of the lamp housing, and the other light leakage area is emitted from the lighting module downward through the gap between the decorative frame at the corresponding position and the lower side edge of the lamp housing, which is specifically shown in fig. 1 and 2.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough of prior art, provide a prevent preceding assembled lamp of side light leak, can effectively solve the problem that there is the light leak in current vehicle headlamps side.

The utility model discloses a realize through following technical scheme:

an automobile headlamp capable of preventing side light leakage comprises a lamp shell, a light distribution lens, a decoration frame, an illumination module and a light blocking mechanism, wherein the lamp shell and the light distribution lens are connected in a sealing mode to form a cavity; the decorative frame is provided with a light outlet corresponding to the lighting module, the decorative frame is arranged in the cavity and positioned between the lens and the lamp shell, the light outlet is positioned in front of the lighting module, a gap is arranged between the decorative frame and the lamp shell, and the light blocking mechanism is used for blocking light rays emitted by the lighting module in the side direction during the lighting operation, so that the light rays are prevented from being penetrated out from the gap.

Further, according to the utility model discloses a prevent preceding assembled lamp of side light leak, the mechanism that is in the light is in the setting of lens is last, be used for right the clearance covers.

Further, according to the front combination lamp for preventing side light leakage of the utility model, the light blocking mechanism comprises a light blocking piece, the light blocking piece is in a long strip shape and is adhered to the lens through a back adhesive arranged on the light blocking piece, the light blocking piece is made of rubber materials, and the thickness of the light blocking piece is less than 2 mm; the light distribution lens is provided with a plurality of limiting bosses, the light blocking piece is provided with a plurality of limiting slots, and when the light blocking piece is arranged on the light distribution lens, the limiting bosses are inserted into the limiting slots to limit the installation position of the light blocking piece.

Furthermore, according to the front combination lamp for preventing side light leakage of the present invention, the light blocking member includes a first light blocking member and a second light blocking member, the first light blocking member is disposed at the edge of the upper side of the lens for blocking the light emitted from the illumination module to the upper side through the gap; the second light blocking piece is arranged on the edge of the lower side of the lens and used for blocking light rays emitted by the lighting module to the lower side and emitted out through the gap correspondingly.

Further, according to the utility model discloses a prevent preceding assembled lamp of side light leak, the mechanism that is in the light is including the coating that is in the light.

Further, according to the utility model discloses a prevent preceding assembled lamp of side light leak, the mechanism that is in the light sets up lighting module is last, be used for right the light that lighting module side direction sent shelters from.

Further, according to the utility model discloses a prevent preceding assembled lamp of side light leak, the mechanism that is in the light includes the barn door, the barn door is the slice, including first lamellar body and second lamellar body, first lamellar body is used for right the light that the lighting module sent to the upside shelters from, the second lamellar body is used for right the light that the lighting module sent to the downside shelters from.

Further, according to the utility model discloses a prevent preceding assembled lamp of side light leak, first lamellar body adopts metal material to make, fixes through the fastener on the lighting module, the integrative setting of second lamellar body is in on the lighting module.

Further, according to the front combination lamp for preventing side light leakage of the present invention, the light blocking mechanism includes a light blocking member and a light blocking plate, the light blocking member is disposed at the upper side edge of the lens for covering the gap; the light barrier is arranged on the lighting module and used for shielding light rays emitted by the lighting module towards the lower side.

Further, according to the front combination lamp for preventing side light leakage of the utility model, the lens and the lamp shell are connected through the clamping structure buckle arranged between the lens and the lamp shell and are sealed through glue; the lamp body is provided with a glue groove, the lens is provided with a glue rib, the lens is provided with mounting hole columns on the glue ribs at two ends respectively, the lamp body is provided with corresponding connecting holes in the glue groove, when the lens is arranged on the lamp body, the glue rib is inserted into the glue groove, a screw is used for connecting the connecting holes with the mounting hole columns, so that two ends of the lens are fixed on the lamp body respectively, glue arranged in the glue groove is used for sealing, the glue groove is provided with a plurality of uniformly distributed resisting ribs on two opposite groove walls, and the resisting ribs are used for limiting the glue ribs.

The utility model discloses, simple structure, simple to operate, the mechanism that is in the light through being provided with lights the light that the during operation side direction was sent is lighted to the illumination module and shelters from, prevents that light from wearing out the light leak problem that leads to from the clearance.

Drawings

Fig. 1 is a schematic diagram of a gap in which light leaks from an upper edge of a related art automotive headlamp.

Fig. 2 is a schematic diagram of a gap in which light leaks from the lower edge of a vehicle headlamp in the prior art.

Fig. 3 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 4 is an exploded view of the first embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 6 is an exploded view of the third embodiment of the present invention.

Fig. 7 is an enlarged view of a broken-line frame portion in fig. 6.

Fig. 8 is an exploded view of the fourth embodiment of the present invention.

In the figure:

the lamp comprises a lamp housing 1, a dimming mechanism 11, a dimming bolt 111, a rubber groove 12, a blocking rib 121, a connecting hole 13, a lens 2, a limiting boss 21, a rubber rib 22, a mounting hole column 221, a decorative frame 3, a light outlet hole 31, a lighting module 4, a dimming support 41, a square buckling hole 411, a far and near light module 42, a gap 5, a light blocking mechanism 6, a light blocking member 61, a limiting slot 611, a first light blocking member 612, a second light blocking member 613, a light blocking coating 62, a light blocking plate 63, a first sheet body 632, a clamping structure 7 and a square clamping member 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

According to fig. 3, fig. 4 shows, a prevent vehicle headlamps of side light leak, including lamp body 1, lens 2, dress trim panel 3 and lighting module 4, lamp body 1 forms the cavity with lens 2 sealing connection, be provided with dimming mechanism 11 on the lamp body 1, lighting module 4 passes through dimming mechanism 11 swing joint on lamp body 1, and be located the cavity, be provided with the light-emitting hole 31 that corresponds lighting module 4 on dress trim panel 3, dress trim panel 3 sets up in the cavity, be located between lens 2 and the lamp body 1, and make light-emitting hole 31 be located lighting module 4's the place ahead, be provided with clearance 5 between dress trim panel 3 and the lamp body 1, mechanism 6 that is in the light sets up on lens 2, be used for covering clearance 5, thereby solve the problem that current vehicle headlamps exists.

Further, mechanism 6 that is in the light is including the piece 61 that is in the light, the piece 61 that is in the light is rectangular form, paste on lens 2 through the back of the body glue that is provided with, the piece 61 that is in the light adopts rubber materials to make, preferred silica gel, silica gel environmental protection is nontoxic, its ageing-resistant, heat resistance, cold resistance, performance such as dielectricity are better, the piece 61 thickness that is in the light is less than 2mm, preferred 1mm, use gum simple to operate, need not to set up installation mechanism on lens 2, the mould structural design of avoiding lens 2 is complicated.

Further, a plurality of limiting bosses 21 are arranged on the lens 2, a plurality of limiting slots 611 are arranged on the light blocking member 61, when the light blocking member 61 is arranged on the lens 2, the limiting bosses 21 are inserted into the limiting slots 611, the installation position of the light blocking member 61 is limited, deviation is prevented from occurring when the light blocking member 61 is installed, and the light blocking effect is further improved.

In order to avoid the waste of the material of the light blocking member 61 and save the production cost, the light blocking member 61 includes a first light blocking member 612 and a second light blocking member 613, the first light blocking member 612 is disposed at the edge of the upper side of the lens 2 and is used for blocking the light emitted from the illumination module 4 through the gap 5 at the corresponding position; the second light blocking piece 613 is arranged at the lower side edge of the lens 2 and used for blocking light rays emitted from the gap 5 corresponding to the position and emitted to the lower side of the lighting module 4 and pasting the light rays to the specific position of light leakage, so that the problem of light leakage existing in the conventional automobile headlamp is solved, meanwhile, the waste of the material of the light blocking piece 61 can be avoided, and the production cost is further saved.

The lens 2 is connected to the lamp shell 1 by glue in a sealing way, and is connected with the lamp shell by a clamping structure 7 arranged between the two, specifically, the lamp shell 1 is provided with a glue groove 12, the lens 2 is provided with a glue rib 22, the glue rib 22 on the lens 2 is inserted into the glue groove 12, the two are connected with the lamp shell 1 in a sealing way by the glue arranged in the glue groove 12, although the lens 2 is connected with the lamp shell 1 by the clamping structure 7 due to the larger curvature of the lens 2, the curvature of the surface A is designed to be larger, the two ends of the lens 2 are deformed and can not be attached with the lamp shell 1, when the glue is not solidified, the two ends of the lens 2 connected to the lamp shell 1 can be tilted under the action of the glue, the mounting hole columns 221 are arranged on the glue ribs 22 at the two ends of the lens 2, the corresponding connecting holes 13 are arranged on the lamp shell 1, and are connected with the mounting hole columns 221 by screws through the connecting holes 13, thereby avoiding the two ends of the lens 2 from tilting and eliminating the risk of water leakage; in addition, the curvature of the lens 2 is large, the rubber rib 22 may deform, when the rubber rib 22 is inserted into the rubber groove 12, the rubber may shift inwards or outwards, the glue in the rubber groove 12 is unevenly distributed, and a risk of water leakage exists, the rubber groove 12 is provided with the retaining rib 121 on two opposite groove walls to abut against the rubber rib 22, so that the deformation of the rubber rib 22 is prevented, and the sealing qualified rate is further improved.

Example two

In contrast to the first embodiment, as shown in fig. 5, the light-blocking mechanism 6 includes a light-blocking coating 62, specifically, the light-blocking coating 62 may be a black paint layer, and the light-blocking coating 62 is disposed on the lens 2 to cover the gap 5.

EXAMPLE III

Different from the first and second embodiments, as shown in fig. 6 and 7, the light blocking mechanism 6 is disposed on the lighting module 4 and is used for blocking light emitted laterally by the lighting module 4; in this embodiment, the lighting module 4 may be a lighting module for providing a high beam function, a low beam function, or a high beam and a low beam function, and the lighting module 4 is driven by the dimming mechanism 11 to adjust the vertical and horizontal angles; specifically, the lighting module 4 includes a dimming bracket 41 and a far and near light module 42, the far and near light module 42 is fixed on the dimming bracket 41 through screws, two square fastening holes 411 and a ball seat (not shown) are arranged on the dimming bracket 41, the square fastening pieces 8 are respectively fastened and connected in the two square fastening holes 411, the dimming mechanism 11 includes ball screws (not shown) and dimming bolts 111, the two dimming bolts 111 are hermetically arranged on the lamp housing 1 and are in threaded connection with the square fastening pieces 8 at corresponding positions, the ball ends of the ball screws are fastened in the ball seat, and the far and near light module 42 can be driven to adjust left and right, up and down angles by rotating the dimming bolts 111; along with far and near optical module 42 angle modulation back, the light leakage region also can produce the change, directly will be in the light mechanism 6 sets up on the support 41 of adjusting luminance, shelters from the side direction light on the far and near optical module 42 by the mechanism 6 that is in the light, prevents that light from being jetted out by clearance 5 to reduce the usable floor area of the mechanism 6 that is in the light, reduction in production cost.

Further, the light blocking mechanism 6 includes a light blocking plate 63, the light blocking plate 63 is sheet-shaped and vertically disposed on the dimming support 41, the height of the light blocking plate 63 is 10-50mm, and the distance light module 42 is surrounded by the light blocking plate 63, so as to block the light emitted laterally by the distance light module 42; in this embodiment, the light source used by the high-low beam module 42 is a halogen bulb, and the height of the light barrier 63 is preferably 25mm, and if the light source used by the high-low beam module 42 is an LED, the height of the light barrier 63 is preferably 10 mm.

In order to avoid the light barrier 63 shielding an invalid region (i.e., a portion of the high-beam and low-beam module 42 that does not emit light from the gap 5 during operation), the light barrier 63 includes a first sheet 631 and a second sheet 632, the first sheet 631 is used for shielding light emitted from the lighting module 4 to the upper side, the second sheet 632 is used for shielding light emitted from the lighting module 4 to the lower side, and the shielding is targeted by using the first sheet 631 and the second sheet 632, so as to further reduce the space occupied by the light barrier 63; specifically, the first sheet 631 is made of a metal material and fixed to the dimming support 41 by screws, and the second sheet 632 is integrally disposed on the dimming support 41 and made of the same material as the dimming support 41, and may be made of plastic material such as PBT, PC, etc.; because lighting module 4 during operation can produce a large amount of heats, the heat is upflow, so be used for to lighting module 4 to the light that the upside sent adopt metal material, preferred stainless steel for first slice 631 that shelters from to prevent that first slice 631 from appearing damaging after being heated, influence the result of use.

Example four

Unlike the first, second, and third embodiments, as shown in fig. 8, the light blocking mechanism 6 includes a light blocking member 61 and a light blocking plate 63, and the light blocking member 61 is disposed at the upper side edge of the lens 2 to cover the gap 5; the light barrier 63 is arranged on the lighting module 4 and is used for shielding the light rays emitted by the lighting module 4 to the lower side; mainly aiming at the design that the surface A of a car factory is narrow, and because the space is limited, enough light barriers 63 cannot be arranged on the lighting module 4, a method for simultaneously using the light barriers 61 and the light barriers 63 is selected; those skilled in the art understand that, of course, the light blocking member 61 may be disposed at the lower side edge of the lens 2, and the light blocking member 61 is used for blocking the light emitted from the illumination module 4 to the lower side; the light barrier 63 is disposed on the lighting module 4 for shielding the light emitted from the lighting module 4 to the upper side, and it should be noted that the light barrier 63 for shielding the light emitted from the upper side is preferably made of stainless steel.

Claims (10)

1. An automobile headlamp capable of preventing side light leakage comprises a lamp shell, a light distribution lens, a decorative frame and an illumination module, wherein the lamp shell and the light distribution lens are connected in a sealing mode to form a cavity, a light dimming mechanism is arranged on the lamp shell, and the illumination module is movably connected to the lamp shell through the light dimming mechanism and located in the cavity; the light-shading module is characterized by further comprising a light shading mechanism, wherein the light shading mechanism is used for shading light rays emitted laterally by the lighting module during working and preventing the light rays from being penetrated out from the gap.

2. The vehicle headlamp for preventing side light leakage according to claim 1, wherein the light blocking mechanism is disposed on the lens for covering the gap.

3. The automotive headlamp for preventing side light leakage according to claim 2, wherein the light blocking mechanism comprises a light blocking member, the light blocking member is in a long strip shape and is adhered to the lens by a back adhesive, the light blocking member is made of rubber material and has a thickness less than 2 mm; the light distribution lens is provided with a plurality of limiting bosses, the light blocking piece is provided with a plurality of limiting slots, and when the light blocking piece is arranged on the light distribution lens, the limiting bosses are inserted into the limiting slots to limit the installation position of the light blocking piece.

4. The automotive headlamp for preventing side light leakage according to claim 3, wherein the light blocking member comprises a first light blocking member and a second light blocking member, the first light blocking member is disposed at an upper side edge of the lens for blocking light emitted from the illumination module upward through the gap; the second light blocking piece is arranged on the edge of the lower side of the lens and used for blocking light rays emitted by the lighting module to the lower side and emitted out through the gap correspondingly.

5. The vehicle headlamp for preventing side light leakage according to claim 2, wherein the light blocking mechanism comprises a light blocking coating.

6. The vehicle headlamp for preventing side light leakage according to claim 1, wherein the light blocking mechanism is disposed on the illumination module for blocking light emitted laterally from the illumination module.

7. The vehicle headlamp for preventing side light leakage as claimed in claim 6, wherein the light-blocking mechanism comprises a light-blocking plate, the light-blocking plate is in the shape of a sheet and comprises a first sheet and a second sheet, the first sheet is used for blocking the light emitted from the lighting module to the upper side, and the second sheet is used for blocking the light emitted from the lighting module to the lower side.

8. The automotive headlamp for preventing the side light leakage according to claim 7, wherein the first sheet is made of a metal material and fixed on the lighting module by a fastening member, and the second sheet is integrally disposed on the lighting module.

9. The vehicle headlamp for preventing side light leakage according to claim 1, wherein the light blocking mechanism comprises a light blocking member and a light blocking plate, the light blocking member is disposed at an upper side edge of the lens for covering the gap; the light barrier is arranged on the lighting module and used for shielding light rays emitted by the lighting module towards the lower side.

10. The automotive headlamp for preventing side light leakage according to any one of claims 1 to 9, wherein the lens and the lamp housing are connected by a snap-fit structure arranged therebetween, and are sealed by glue; the lamp body is provided with a glue groove, the lens is provided with a glue rib, the lens is provided with mounting hole columns on the glue ribs at two ends respectively, the lamp body is provided with corresponding connecting holes in the glue groove, when the lens is arranged on the lamp body, the glue rib is inserted into the glue groove, a screw is used for connecting the connecting holes with the mounting hole columns, so that two ends of the lens are fixed on the lamp body respectively, glue arranged in the glue groove is used for sealing, the glue groove is provided with a plurality of uniformly distributed resisting ribs on two opposite groove walls, and the resisting ribs are used for limiting the glue ribs.

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