CN214249437U - Front lamp mask structure integrated with light guide strip - Google Patents

Abstract

The utility model discloses an integrated leaded light strip's headlight face guard structure, including housing, leaded light strip and leaded light strip support, leaded light strip leg joint is on the housing, and the leaded light strip is located between housing and the leaded light strip support and simultaneously with housing and leaded light strip leg joint, leaded light strip and leaded light strip support integrated into one piece form leaded light strip subassembly. The light guide strip and the light guide strip bracket are integrated on the casing of the front lamp, so that the number of parts is reduced, and corresponding dies are saved, thereby greatly reducing the development cost; the integration of the light guide strip, the light guide strip bracket and the housing is realized, the occupation of the internal space of the lamp is greatly reduced, and more available space is provided for the arrangement of other parts; due to the fact that assembly among the three parts is reduced, difficulty in controlling assembly gaps of the parts inside the lamp is reduced, difficulty in production and manufacturing is greatly reduced, and production efficiency is greatly improved.

Description

Front lamp mask structure integrated with light guide strip

Technical Field

The utility model relates to a combination lamp before car, more specifically say, it relates to a headlight face guard structure of integrated leaded light strip.

Background

In recent years, with the continuous development of LED technology, more and more scenes using LEDs as light sources in automobile lamps are provided. Meanwhile, people pay more and more attention to the attractiveness of the car lamp shape, and some novel optical realization forms, such as a light guide strip form, a thick-wall part form, a light emitting form of a light guide strip and a thick-wall part, gradually replace the traditional reflection bowl form. The light guide strip is generally made of optical-grade PC or PMMA as a molding material and is designed into a slender strip form. By adopting the mode that the LED enters light at one end or two ends, the whole light-emitting is uniform and transparent, and the visual effect is good. Compared with the traditional reflecting bowl type, the bowl type reflecting bowl has more beautiful appearance and relatively higher design freedom degree of the appearance; it also takes up less space in the structure so that the layout in the lamp can be made more compact. In the current automobile front combined lamp, the light guide strip is often used as an implementation form of a daytime running light, a front position light or a steering light. However, in either form, the light guide strip is often provided as a separate component in the overall lamp arrangement. During assembly, the light guide strip is required to be installed into the light guide strip support, and then the light guide strip decorating ring is installed to decorate or fix the light guide strip. Therefore, at least three parts are needed to realize the light emitting function of the light guide strip, and more molds and development cost are correspondingly needed. Secondly, the assembly between the parts can encroach on the space within the lamp for its arrangement, affecting the arrangement of other functions. In addition, because the light guide bar is an optical grade part, great care must be taken during shipping and assembly without causing scratches or optical tooth wear. And more parts are assembled, so that the manufacturing requirement is higher, more points need to be managed and controlled, and higher cost is generated. The utility model discloses a do benefit to 2019 10 months 18 and disclose a position lamp module before car as utility model No. CN210951143U, including LED lamp and support, insert on the support and be equipped with thick wall light guide and leaded light strip support, the LED lamp joint is on leaded light strip support lateral wall and set up the one end at the lateral wall, the joint has last leaded light strip in the leaded light strip support, LED lamp, leaded light strip and thick wall light guide form the light path that the side entered the light. The utility model discloses a LED lamp is luminous, and the light is advanced from the side, through the leaded light strip, goes the thick wall light guide after the leaded light strip side light-emitting for the front position lamp illumination. Use leaded light strip and thick wall light guide simultaneously at the illumination in-process for lamps and lanterns illumination zone is bigger, and light is more even simultaneously. But this utility model well leaded light strip, leaded light strip support also are independent part and assemble in the position lamp module before the car, consequently also inevitably have that development cost is high, the space is nervous, the assembly is complicated, the troublesome scheduling problem of management and control.

SUMMERY OF THE UTILITY MODEL

Among the current automobile lamp who adopts the leaded light strip form, the part dispersion, the space is nervous, the assembly is complicated, the management and control is troublesome, and development cost is high, for overcoming these defects, the utility model provides a retrench part, compact structure practices thrift the space, simplifies the assembly, and the production of being convenient for reduces development cost's integrated leaded light strip's headlight face guard structure.

The technical scheme of the utility model is that: the utility model provides an integrated leaded light strip's headlight face guard structure, includes housing, leaded light strip and leaded light strip support, and leaded light strip leg joint is on the housing, and the leaded light strip is located between housing and the leaded light strip support and simultaneously with housing and leaded light strip leg joint, leaded light strip and leaded light strip support integrated into one piece form the leaded light strip subassembly. The utility model utilizes the characteristics that the light guide strip and the face mask are transparent parts, and integrates the housing and the light guide strip together, thereby saving the development cost of the parts of a light guide strip decorative ring, the light guide strip and a light guide strip bracket in the traditional scheme; secondly, the light guide strip is integrated on the face mask, the structural arrangement is more compact, more available space is provided for arrangement of other parts in the lamp, and particularly, more convenience is provided for the condition that the functions of the lamp integration are more and the internal arrangement space is very limited; and thirdly, due to the fact that assembly among the three parts is reduced, the difficulty of production and manufacturing is greatly reduced, and the production efficiency is greatly improved.

Preferably, the back and the side of the middle section and the front section of the light guide strip are wrapped by the light guide strip support, and the light guide strip support is a light blocking member. The light guide strip support wraps part of the light guide strip to guide light in order, disordered scattering of the light is avoided, light energy loss is reduced, and when the lamp is lightened, only the front surface of the light guide strip directly attached to the housing is guided out, so that the front light-emitting edge is neat, and light leakage is avoided. The lighting state and the non-lighting state form a sharp contrast, so that the light guide strip is more novel in shape.

Preferably, the light guide strip and the light guide strip support are connected with the housing into a whole through an encapsulation injection molding structure. The light guide strip and the light guide strip support are both of slender structures, the shape of the formed light guide strip component is greatly different from that of the housing, and the light guide strip component is directly integrated with the housing and is difficult to form. The light guide strip assembly is formed firstly, and then the light guide strip assembly and the housing are fused into a whole through a secondary forming process in a rubber coating injection molding mode, so that the process is easier to realize.

Preferably, the light bar assembly is a two-shot molded part. The light guide strip assembly enables the light guide strip and the light guide strip support to have different colors through a double-color injection molding process, so that the difference between the performances of the light guide strip and the light guide strip support is realized, namely, the light guide strip guides light, and the light guide strip support blocks light.

Preferably, the interface between the light guide strip and the light guide strip holder is a rough surface. When light is propagated inside the light guide strip, diffuse reflection can be generated on the rough surface, and the light is prevented from being dispersed to have directivity, so that the light output by the light guide strip is more uniform and softer.

Preferably, the tail end of the light guide strip is provided with a drift, and the tail end of the drift is externally provided with an LED lamp bead. The light guide strip cannot be integrally attached to the housing, otherwise, the light source must lean against the housing, which is not favorable for reasonable layout of the interior of the lamp. The drift separated from the housing and the light guide strip support is arranged, so that the light guide strip can go deep into the lamp, and light input is obtained from a light source in a deeper position in the lamp.

Preferably, the tail end of the drift is externally provided with an LED lamp bead plate, and the LED lamp beads are arranged on the LED lamp bead plate. The LED lamp bead plate is convenient for the LED lamp beads to be regularly arranged.

The utility model has the advantages that:

the development cost is reduced. The utility model discloses on the housing of headlight with leaded light strip and leaded light strip support integration, reduced the part number quantity and saved corresponding mould to but greatly reduced development cost.

The structure is compact. The utility model discloses an integration of leaded light strip, leaded light strip support and housing reduces occupation of lamps and lanterns inner space greatly, provides more usable spaces for arranging of other parts.

The manufacture is more convenient. The utility model discloses owing to reduced the assembly between the three part, also make lamps and lanterns internals assembly clearance control reduce the degree of difficulty, to the degree of difficulty of manufacturing with regard to greatly reduced, production efficiency promotes greatly.

The modeling is more novel. The utility model discloses because leaded light strip and face guard are as an organic whole, under the condition that does not light, see to be black, and the lamp strip that is the highlight after lighting is novel more in the molding.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a partial structure of the present invention.

In the figure, 1-a housing, 2-a light guide strip, 3-a light guide strip support, 4-an LED lamp bead, 5-an LED lamp bead plate and 6-a tail flick.

Detailed Description

The present invention will be further described with reference to the following detailed description of the embodiments.

Example (b):

as shown in fig. 1 and 2, a front lamp mask structure integrated with a light guide strip comprises a cover shell 1, a light guide strip 2 and a light guide strip support 3, wherein the cover shell 1 and the light guide strip 2 are light-transmitting pieces, and the cover shell 1 is formed by injection molding of a PC material. Light guide bar support 3 is connected on housing 1, and light guide bar 2 is located between housing 1 and light guide bar support 3 and is connected with housing 1 and light guide bar support 3 simultaneously, and light guide bar 2 and light guide bar support 3 integrated into one piece form the light guide bar subassembly. The light guide strip subassembly is double-colored injection molding, and light guide strip 2 and light guide strip support 3 are moulded plastics with transparent PC material and the PC material that has added black look female respectively and are formed, and the back and both sides of middle section and the anterior segment of light guide strip 2 are wrapped up by light guide strip support 3, and the front then pastes with 1 inner wall of housing, becomes the light emitting area of light guide strip 2. The light guide bar support 3 can block light because it is black. The light guide strip 2 and the light guide strip support 3 are connected with the housing 1 into a whole through the rubber-coated injection molding structure. The interface of the light guide strip 2 and the light guide strip support 3 is a rough surface. The tail end of the light guide strip 2 is provided with a drift 6 separated from the housing 1 and the light guide strip support 3, the tail end of the drift 6 is externally provided with an LED lamp bead 4, and the tail end of the drift 6 forms a light inlet end of the light guide strip. The tail end of the drift 6 is externally provided with an LED lamp bead plate 5, and the LED lamp beads 4 are arranged on the LED lamp bead plate 5.

The light guide strip assembly is firstly molded by injection through a double-shot injection molding process by a light guide strip assembly mold, and after the light guide strip assembly is molded, a light guide strip assembly product is placed into a housing mold for encapsulation and injection molding, so that a mask product integrated with the light guide strip assembly mold, the housing mold and the light guide strip assembly mold is finally obtained. Because the light guide strip 2 and the housing 1 are integrated, under the condition that the LED lamp beads 4 are not lightened, the light guide strip bracket 3 can be directly seen through the transparent light guide strip 2, so that the front of the front lamp mask is black; LED lamp pearl 4 back leaded light strip 2 that lights appears as the lantern strip of high luminance, and is more novel in the molding.

Claims (7)

1. The utility model provides an integrated leaded light strip's headlight face guard structure, characterized by includes housing (1), leaded light strip (2) and leaded light strip support (3), and leaded light strip support (3) are connected on housing (1), and leaded light strip (2) are located between housing (1) and leaded light strip support (3) and are connected with housing (1) and leaded light strip support (3) simultaneously, and leaded light strip (2) and leaded light strip support (3) integrated into one piece form the leaded light strip subassembly.

2. The light guide strip integrated headlamp mask structure according to claim 1, wherein the back and side surfaces of the middle section and the front section of the light guide strip (2) are covered with the light guide strip holder (3), and the light guide strip holder (3) is a light blocking member.

3. The light guide strip integrated headlamp mask structure according to claim 1, wherein the light guide strip (2) and the light guide strip holder (3) are integrally connected to the housing (1) by an over-molded structure.

4. The light guide strip integrated headlamp facemask structure of claim 1, wherein the light guide strip assembly is a two-shot molded part.

5. The light guide strip integrated headlamp mask structure according to claim 4, wherein the interface between the light guide strip (2) and the light guide strip holder (3) is a rough surface.

6. The light guide strip integrated headlamp mask structure according to any one of claims 1 to 5, wherein the end of the light guide strip (2) is provided with a drift (6), and the end of the drift (6) is externally provided with LED lamp beads (4).

7. The headlamp mask structure of the integrated light guide strip according to claim 6, wherein the tail end of the tail (6) is externally provided with an LED lamp bead plate (5), and the LED lamp beads (4) are arranged on the LED lamp bead plate (5).

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