CN218409788U - Automobile trunk lamp and automobile - Google Patents

Abstract

The utility model provides a car trunk lamp and vehicle, this car trunk lamp locate the lighting unit who holds in the chamber including having the face guard that holds the chamber to and the protecting cover of being connected with the face guard. The lighting unit includes light source and light guide structure, and this light guide structure includes light guide plate and spotlight portion, and this spotlight portion sets up corresponding to the light source. The light guide plate is provided with a light-emitting surface, a first reflection inclined surface and a second reflection inclined surface, the first reflection inclined surface is used for reflecting light to the second reflection inclined surface, and the second reflection inclined surface is used for reflecting the light to the light-emitting surface and emitting the light. Automobile trunk lamp, through set up first reflection inclined plane and second reflection inclined plane on the light guide plate, can be through in the leading-in light guide plate of light on the first reflection inclined plane to jet out via the play plain noodles after reflecting through the second reflection inclined plane, can have better light-emitting effect, thereby can have better vision delicate sense.

Description

Automobile trunk lamp and automobile

Technical Field

The utility model relates to an automotive lighting technical field, in particular to car trunk lamp, simultaneously, the utility model discloses still relate to the car that has this car trunk lamp.

Background

With the continuous development of automobile technology, the requirements of consumers on the delicacy of automobiles are higher and higher, and the traditional illumination function of the trunk lamp serving as an important part of the automobile is more and more high in the requirements on visual effects because the traditional illumination function is difficult to meet the requirements of consumers. At present, most of automobile trunk lamps adopt a form of matching an LED with a fisheye pattern mask or a form of matching an LED direct projection and an atomization inner lamp cover, and the two trunk lamps are large in overall dimension, uneven in light emission and poor in visual delicacy perception.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a trunk lamp for an automobile, which has a better sense of visual delicacy.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

an automobile trunk lamp comprises a face shield with a containing cavity, a lighting unit arranged in the containing cavity and a protective cover connected with the face shield;

the lighting unit comprises a light source and a light guide structure, wherein the light guide structure comprises a light guide plate and a light condensation part arranged at one end of the light guide plate;

the light-gathering part is arranged corresponding to the light source, the light guide plate is provided with a light-emitting surface, a first reflection inclined surface and a second reflection inclined surface, the first reflection inclined surface is used for reflecting the light introduced by the light-gathering part to the second reflection inclined surface, and the second reflection inclined surface is used for reflecting the light to the light-emitting surface to emit the light

Furthermore, a step-shaped convex part is arranged on the second reflecting inclined plane.

Furthermore, the first reflection inclined plane is provided with patterns.

Further, the light guide plate and the light condensing part are integrally formed; and/or the light-gathering part is provided with a plurality of light-gathering ends, and the light source is arranged right opposite to the light-gathering ends.

Furthermore, hold the intracavity and be equipped with the dress escutcheon, the dress escutcheon with the light guide plate links to each other, and be used for sheltering from first reflection inclined plane.

Furthermore, be equipped with the joint on the light guide plate, be equipped with the confession on the dress escutcheon the joint hole of joint to and collude and hang the trip on the light guide plate.

Furthermore, be equipped with on the dress escutcheon with the guide inclined plane of first reflection inclined plane adaptation, the guide inclined plane is used for the guide the light guide plate with dress escutcheon joint links to each other.

Furthermore, the protecting cover is connected with the face mask in a clamping mode.

Further, the mask comprises a face body and a mask body positioned on one side of the face body;

the surface body and the cover body are injected and molded together through a double-material injection molding process, the surface body is made of organic glass, and the cover body is made of polycarbonate.

Compared with the prior art, the utility model discloses following advantage has:

automobile trunk lamp, through set up first reflection inclined plane and second reflection inclined plane on the light guide plate, can be through the leading-in light guide plate of first reflection inclined plane with light to through second reflection inclined plane reflection back via play plain noodles jets out, can have better light-emitting effect, thereby can make this automobile trunk lamp have better visual sense of delicacy.

In addition, by providing the first reflection inclined surface with a pattern, a visual surface with a high-quality feeling can be further formed. The light guide plate and the light gathering part are integrally formed, so that the structure is simple, and the design and implementation are convenient. Through set up the dress escutcheon that links to each other with the light guide plate in holding the chamber, can further improve the visual effect of car trunk lamp.

In addition, set up the guide inclined plane, can be convenient for the joint between light guide plate and the dress escutcheon link to each other to can improve the assembly efficiency of light guide plate. The protecting cover is clamped with the face mask, so that the protecting cover and the face mask can be conveniently disassembled and assembled. The surface body and the cover body are injected together through a double-material injection molding process, so that the appearance delicacy and the light weight performance of the automobile trunk are improved.

Furthermore, the utility model discloses still relate to an automobile, be equipped with as above in the automobile trunk lamp.

Car, through setting up as above car trunk lamp, can promote whole quality and vision perception.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of an automobile trunk lamp according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an automobile trunk lamp according to an embodiment of the present invention at another viewing angle;

fig. 3 is a schematic structural diagram of an automobile trunk lamp according to an embodiment of the present invention at a further viewing angle;

FIG. 4 is a cross-sectional view taken along line P-P of FIG. 3;

fig. 5 is a schematic structural view of a mask according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a mask according to an embodiment of the present invention at another viewing angle;

fig. 7 is a schematic structural view of a mask according to an embodiment of the present invention at a further viewing angle;

fig. 8 is a schematic structural view of a decoration frame and a light guide plate according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a light guide plate according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a light guide plate according to an embodiment of the present invention at another viewing angle;

fig. 11 is a schematic structural diagram of a light guide plate according to an embodiment of the present invention at a further viewing angle;

fig. 12 is a schematic structural view of a decoration frame according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a decorative frame according to an embodiment of the present invention at another viewing angle;

fig. 14 is a schematic structural view of a decorative frame according to an embodiment of the present invention at a further viewing angle;

fig. 15 is an assembled state diagram of the PCB board and the protecting cover according to the embodiment of the present invention;

FIG. 16 is a schematic view of a protective cover according to an embodiment of the present invention;

fig. 17 is a schematic view of a protective cover according to an embodiment of the present invention from another viewing angle.

Description of reference numerals:

1. a face mask; 2. a protective cover; 3. a light guide structure; 4. a decorative frame; 5. a PCB board; 6. an LED lamp;

101. a face body; 102. a cover body; 103. a second clamping hole; 104. a first clamping hole;

201. a first clamping block; 202. a second fixture block; 203. supporting ribs; 204. a limiting block; 205. inserting a block; 206. a groove;

301. a light guide plate; 302. a light-condensing section;

301a, a first reflective ramp; 301b, a light-emitting surface; 301c, a second reflective ramp; 3011. a clamping head;

401. a frame body; 4011. a guide block; 4011a, a guide ramp; 4012. a hook is clamped; 4013. a notch; 402. a first clamping connection plate; 4021. a clamping hole; 403. and a second clamping plate.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless expressly limited otherwise. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention can be understood in combination with the specific situation.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The embodiment relates to an automobile trunk lamp, which comprises a face shield 1 with a containing cavity, a lighting unit arranged in the containing cavity and a protective cover 2 connected with the face shield 1.

The lighting unit includes a light source and a light guide structure 3, and the light guide structure 3 includes a light guide plate 301 and a light-gathering portion 302 disposed at one end of the light guide plate 301. The light-condensing unit 302 is disposed corresponding to the light source, and the light guide plate 301 has a light-emitting surface 301b, a first reflection inclined surface 301a and a second reflection inclined surface 301c, where the first reflection inclined surface 301a is used for reflecting the light of the light source introduced by the light-condensing unit 302 to the second reflection inclined surface 301c, and the second reflection inclined surface 301c is used for reflecting the light to the light-emitting surface 301b and emitting the light.

According to the automobile trunk lamp of the embodiment, the first reflection inclined plane 301a and the second reflection inclined plane 301c are arranged on the light guide plate 301, so that light can be guided into the light guide plate 301 through the first reflection inclined plane 301a and can be emitted out through the light emitting surface 301b after being reflected by the second reflection inclined plane 301c, a good light emitting effect can be achieved, and the automobile trunk lamp can have a good visual sense.

An exemplary structure of the automobile trunk lamp of the present embodiment is shown in fig. 1 to 4, which is a rectangular structure as a whole, based on the above overall configuration. For the sake of understanding, the structure of the face mask 1 will be described first, and the structure of the face mask 1 of the present embodiment is shown in fig. 5 to 7, and includes a face body 101, and a cover body 102 located on one side of the face body 101, and the receiving cavity is specifically formed by the surrounding of the face body 101 and the cover body 102, and the receiving cavity is disposed opposite to one end of the face body 101. And, the body 101 and the cover 102 are injected together by a two-material injection molding process, and the body 101 is made of organic glass, and the cover 102 is made of polycarbonate, and preferably made of high black and bright PC.

By the design, the wall thickness of the mask 1 is small, the mask 1 is light, and the mask can have a good appearance effect. Specifically, the thickness H of the face body 101 is set to 1.0mm to 2.0mm, and the thickness G of the cover body 102 is set to 0.8mm to 1.6mm. In addition, in order to facilitate the connection of the face shield 1 with the cover 2 and the PCB 5 described below, a first clamping hole 104 for clamping with the decoration frame 4 and a second clamping hole 103 for clamping with the cover 2 are provided on the cover body 102. Further, as shown in fig. 6, at both ends in the longitudinal direction of the cover 102, there are provided a slot and a stopper projection, respectively, to be fitted with an insert block 205 and a groove 206, respectively, described below.

In this embodiment, in order to further improve the appearance of the car trunk, as shown in fig. 4, a decoration frame 4 is disposed in the accommodating cavity, and the decoration frame 4 is connected to the light guide plate 301 and is used for shielding the first reflection slope 301a, so that the light reflected to the first reflection slope 301a can be sufficiently reflected to the second reflection slope 301 c. As a preferred embodiment, as shown in fig. 8, the decoration frame 4 of this embodiment is snap-coupled to the light guide plate 301. Of course, instead of snap-connecting the bezel 4 to the light guide plate 301, the bezel and the light guide plate may be connected by bonding or other conventional means.

Specifically, the structure of the light guide plate 301 of the present embodiment is, as shown in fig. 9 to 11, a plate-like structure having a rectangular shape as a whole, and the exit path of a part of light rays is indicated by a dotted line with an arrow in fig. 11. The light emitting surface 301b is disposed opposite to the second reflecting slope 301c, the second reflecting slope 301c is connected between the light emitting surface 301b and the second reflecting slope 301c, and the light condensing portion 302 is disposed at one end of the second reflecting slope 301c facing the first reflecting slope 301 a. The thickness of the light guide plate 301 gradually decreases in a direction away from the light collecting portion 302. With such an arrangement, the distance between the second reflection inclined plane 301c and the light emitting plane 301b can be gradually reduced along the direction away from the light-gathering portion 302, so as to reduce the total reflection times of light, thereby improving the light emitting efficiency of the light guide plate 301 at the end away from the light-gathering portion 302 and improving the uniformity of light emission.

As a further embodiment, a step-shaped protrusion is disposed on the second reflection inclined plane 301c, and the protrusion can make the light exit plane 301b emit light perpendicularly, so as to enable the automobile trunk lamp to achieve a lighting effect of uniform light. In addition, as a preferred embodiment, the light guide plate 301 of the present embodiment is integrally molded with the light collecting portion 302. Further, the light-condensing portion 302 has a plurality of light-condensing ends. As shown in fig. 10, the light-condensing portion 302 of the present embodiment specifically has two light-condensing ends arranged at intervals in the width direction of the light guide plate 301, and the specific structure of the light-condensing portion 302 is referred to in the prior art and will not be described in detail here.

In this embodiment, in order to further improve the external light sense of the trunk lamp of the automobile, a pattern (not shown) is provided on the first reflecting slope 301 a. The pattern can be fish eye pattern, or other optical patterns. In addition, for convenience of manufacturing, as shown in fig. 10, the protrusion of the present embodiment specifically includes a plurality of protrusions disposed at intervals along the length direction of the light guide plate 301, and each protrusion is in the shape of a strip extending along the width direction of the light guide plate 301. Of course, instead of forming the projection portion by a plurality of strip-shaped projections, it is also possible to form the projection portion by a plurality of projections arranged in a grid. Further, as also shown in fig. 9 and 10, a clip head 3011 for connecting to the bezel 4 is provided on each side of the light guide plate 301.

The structure of the decorative frame 4 of the present embodiment is as shown in fig. 12 to 14, and includes a rectangular frame body 401, and a first engaging plate 402 and a second engaging plate 403 connected to the frame body 401, and each of the first engaging plate 402 and the second engaging plate 403 is two which are oppositely provided on the frame body 401. As shown in fig. 12 and 13, the first engaging plate 402 is provided with an engaging hole 4021 to which the engaging head 3011 is engaged, and the first engaging plate 402 and the second engaging plate 403 are each provided with an engaging head that can be engaged with the first engaging hole 104.

The decorative frame 4 of this embodiment is snap-coupled to the mask 1 via the first snap-coupling plate 402 and the second snap-coupling plate 403. In addition, in order to improve the setting stability of the decoration frame 4, a notch 4013 is provided at one end of the decoration frame 4, and a protrusion inserted into the notch 4013 is provided on the cover 102 to limit the displacement of the decoration frame 4 along the length and width directions thereof.

In addition, in order to improve the fastening firmness between the decorative frame 4 and the light guide plate 301, as shown in fig. 9 and 10, a hook 4012 is provided at an end of the frame 401 away from the first fastening plate 402, and the hook 4012 is used for hooking on the light guide plate 301. At this time, in order to facilitate the light guide plate 301 to be connected to the decoration frame 4 in a snap-fit manner, as shown in fig. 8 and 14, a guide inclined plane 4011a adapted to the first reflection inclined plane 301a is provided on the decoration frame 4, and the guide inclined plane 4011a is used for guiding the light guide plate 301 to be connected to the decoration frame 4 in a snap-fit manner.

In a specific structure, as shown in fig. 13 and 14, two guide blocks 4011 are provided at intervals on the frame body 401, guide inclined surfaces 4011a are formed on the guide blocks 4011, and the guide blocks 4011 and the above-mentioned hooks 4012 are provided at both ends of the frame body 401, respectively. By the design, when the light guide plate 301 is assembled, the clamping head 3011 can be clamped into the clamping hole 4021 quickly along with the sliding and abutting of the guide inclined plane 4011a and the first reflection inclined plane 301a, and the clamping hook 4012 is hooked on the light guide plate 301. Simultaneously this guide block 4011 and trip 4012 cooperation also can restrict the displacement of trip 4012 on dress escutcheon 4 to can guarantee the joint stability of light guide plate 301 on dress escutcheon 4.

As shown in fig. 4, a PCB board 5 is provided in the receiving cavity, and the light source is provided on the PCB board 5. As shown in fig. 15, the light source of this embodiment is specifically two LED lamps 6 disposed on the PCB 5 at intervals, and the two LED lamps 6 are disposed opposite to the light-gathering end of the light-gathering portion 302, so as to eliminate the dazzling problem of the trunk lamp in the night environment to the user. In addition, as a preferred embodiment, the PCB board 5 of the present embodiment is connected to the protecting cover 2 in a snap-fit manner, and the protecting cover 2 is also connected to the face mask 1 in a snap-fit manner. The structure of the protective cover 2 is shown in fig. 16 and 17, the whole protective cover is rectangular, the four sharp corners of the protective cover are respectively provided with a first clamping block 201 with clamping heads, in addition, the middle part of the protective cover is provided with a plurality of supporting ribs 203 which are arranged at intervals, and the PCB 5 is clamped between the supporting ribs 203 and the four clamping heads.

In this embodiment, in order to improve the stability that sets up of PCB board 5 to guarantee the light-emitting effect of car trunk lamp, be equipped with the spacing unit that is used for restricting 5 displacements of PCB board between PCB board 5 and protecting cover 2. Referring to fig. 15 and 6, the stopper unit includes two stoppers 204 on the protective cover 2 disposed opposite to each other, and stopper grooves corresponding to the stoppers 204 and disposed on the PCB 5. The two limit blocks 204 are respectively inserted into the corresponding limit grooves and are abutted against the groove walls of the limit grooves. So set up, can restrict PCB along self length and width direction's displacement, and combine in 5 joints of PCB board between dop and brace rod 203 to can prevent effectively that PCB board 5 from removing.

In addition, as shown in fig. 16 and 17, a second latch 202 is disposed on the protective cover 2 adjacent to each of the four first latches 201, and the four second latches 202 are respectively latched in the second latching holes 103, so as to realize the latching connection between the protective cover 2 and the face mask 1. In this embodiment, for the stability of the engagement between the protecting cover 2 and the face mask 1, as shown in fig. 16 and the drawings, the two ends of the protecting cover 2 in the length direction are respectively provided with an insertion block 205 and a groove 206, the insertion block 205 is inserted into the insertion groove, and the limiting protrusion is inserted into the groove 206, so as to limit the movement of the protecting cover 2 in the length direction and the width direction.

In a specific embodiment, as shown in fig. 3 and 4, the thickness C of the thickest part of the light guide plate 301 is set to 4mm to 6mm, and the thickness F of the thinnest part thereof is set to 1.0mm to 2.5mm. In addition, due to the shielding of the decorative frame 4, the length A of the light-emitting window of the automobile trunk lamp can be set between 35mm and 80mm, and the width B of the light-emitting window of the automobile trunk lamp can be set between 8mm and 30 mm. Further, the shielding widths D and E of the light guide plate 3 from both ends of the bezel 4 may be set to 6mm to 10mm and 4mm to 10mm, respectively. Meanwhile, in order to have a good light emitting effect, the distance J between the light condensing portion 302 and the LED lamp 6 may be set to 0.4mm to 1.0mm.

When the automobile trunk lamp is assembled, the light guide plate 3 is clamped on the decoration frame 4 under the guidance of the guide inclined plane 4011 a; the decorative frame 4 is then clipped into the mask 1 by the first clipping plate 402 and the second clipping plate 403, and the PCB board 5 is then loaded into the receiving cavity. Finally, the protecting cover 2 is clamped with the face mask 1 through the second clamping block 202, and along with the clamping, the PCB 5 can be clamped between the clamping head of the first clamping block 201 and the supporting rib 203, so that the assembly of the automobile trunk lamp can be completed.

The automobile trunk lamp of this embodiment, through adopting above structure, at first through first reflection inclined plane 301a with light reflection to second reflection inclined plane 301c on, the uneven thickness's of rethread light guide plate 301 structure to and the bellying on the second reflection inclined plane 301c, thereby can make the automobile trunk lamp realize the effect of lighting of even light, can make this automobile trunk lamp form the visual effect of senior sense, sense of delicacy. Meanwhile, the shielding width of the light guide plate 301 by the decoration frame 4 can be reduced, the visual effect of narrow edges can be realized, the overall weight of the automobile trunk lamp can be effectively reduced, and the occupied space in the Y direction of the automobile can be effectively reduced.

In addition, the embodiment also relates to an automobile, and the automobile trunk lamp is arranged in the automobile. The automobile of this embodiment through set up as above automobile trunk lamp, can promote whole quality and visual perception.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An automobile trunk lamp is characterized in that:

comprises a face mask (1) with a containing cavity, a lighting unit arranged in the containing cavity and a protective cover (2) connected with the face mask (1);

the lighting unit comprises a light source and a light guide structure (3), wherein the light guide structure (3) comprises a light guide plate (301) and a light condensation part (302) arranged at one end of the light guide plate (301);

the light-gathering portion (302) is arranged corresponding to the light source, the light guide plate (301) is provided with a light-emitting surface (301 b), a first reflection inclined surface (301 a) and a second reflection inclined surface (301 c), the first reflection inclined surface (301 a) is used for reflecting light introduced by the light-gathering portion (302) to the second reflection inclined surface (301 c), and the second reflection inclined surface (301 c) is used for reflecting light to the light-emitting surface (301 b) to be emitted.

2. The automotive trunk lamp of claim 1, wherein:

the second reflecting inclined plane (301 c) is provided with a step-shaped convex part.

3. The automotive trunk lamp of claim 1, wherein:

patterns are arranged on the first reflection inclined plane (301 a).

4. The automotive trunk lamp of claim 1, wherein:

the light guide plate (301) and the light-condensing part (302) are integrally formed; and/or the presence of a gas in the gas,

the light-gathering part (302) is provided with a plurality of light-gathering ends, and the light source is arranged right opposite to the light-gathering ends.

5. The automotive trunk lamp of claim 1, wherein:

the containing cavity is internally provided with a decoration frame (4), the decoration frame (4) is connected with the light guide plate (301) and used for shielding the first reflection inclined plane (301 a).

6. The automotive trunk lamp of claim 5, wherein:

be equipped with joint (3011) on light guide plate (301), be equipped with the confession on dress escutcheon (4) joint hole (4021) of joint (3011) joint to and collude and hang trip (4012) on light guide plate (301).

7. The automotive trunk lamp of claim 5, wherein:

be equipped with on dress escutcheon (4) with guide inclined plane (4011 a) of first reflection inclined plane (301 a) adaptation, guide inclined plane (4011 a) are used for the guide light guide plate (301) with dress escutcheon (4) joint links to each other.

8. The automotive trunk lamp of claim 1, wherein:

the protecting cover (2) is connected with the face mask (1) in a clamping manner.

9. The automotive trunk lamp according to any one of claims 1 to 8, characterized in that:

the face mask (1) comprises a face body (101) and a mask body (102) positioned on one side of the face body (101);

the surface body (101) and the cover body (102) are molded together through a double-material injection molding process, the surface body (101) is made of organic glass, and the cover body (102) is made of polycarbonate.

10. An automobile, characterized in that:

the automobile is provided with the automobile trunk lamp of any one of claims 1 to 9.

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