CN212987100U - Novel light guide assembly structure - Google Patents

Novel light guide assembly structure Download PDF

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Publication number
CN212987100U
CN212987100U CN202021092632.2U CN202021092632U CN212987100U CN 212987100 U CN212987100 U CN 212987100U CN 202021092632 U CN202021092632 U CN 202021092632U CN 212987100 U CN212987100 U CN 212987100U
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CN
China
Prior art keywords
light guide
thick
lamp shell
wall
plate part
Prior art date
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Active
Application number
CN202021092632.2U
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Chinese (zh)
Inventor
蔡海富
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Jiali Lishui Industrial Co ltd
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Zhejiang Jiali Lishui Industrial Co ltd
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Priority to CN202021092632.2U priority Critical patent/CN212987100U/en
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Publication of CN212987100U publication Critical patent/CN212987100U/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/24—Light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/29—Attachment thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/236—Light guides characterised by the shape of the light guide
    • F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/242—Light guides characterised by the emission area
    • F21S43/243—Light guides characterised by the emission area emitting light from one or more of its extremities
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/27—Attachment thereof

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)

Abstract

The utility model discloses a novel light guide assembly structure, which comprises a bracket, a lamp shell arranged on the bracket and a plurality of thick-wall light guides arranged on the lamp shell; the lamp shell is provided with a plurality of clamping interfaces matched with the thick-wall light guide, and the thick-wall light guide comprises a thick-wall light guide main body and a light guide limiting plate part fixed at the rear end of the thick-wall light guide main body; the rear portion of the thick-wall light guide main body is inserted into the clamping port, the front end of the light guide limiting plate portion abuts against the lamp shell, the rear end of the light guide limiting plate portion abuts against the support, and then the thick-wall light guide is installed on the lamp shell. According to the novel light guide assembly structure, the thick-wall light guide is arranged on the lamp shell by means of the lamp shell and the limiting structure designed on the support, and compared with the prior art, the light guide assembly structure is free of self-tapping screw locking, and can realize a more complex modeling design; and because no screw is required to be locked, the design cost and the production cost are saved.

Description

Novel light guide assembly structure
Technical Field
The utility model relates to a car light technical field, more specifically say, it relates to novel light guide assembly structure.
Background
With the development of LEDs in the field of automotive lighting, the application of light guide structures in automotive lighting is also becoming more and more common. A light guide is a structure that directs the light from an LED from a PCB to a front panel or light emitting location. Existing thick-walled light guides are usually attached to other injection-molded parts by self-tapping screws, which require a large installation space for arranging the mounting points.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel light guide assembly structure, this light guide assembly structure does not have self-tapping screw lock and attaches, and occupation space is little, can realize more complicated molding design.
In order to achieve the above purpose, the utility model provides a following technical scheme: the novel light guide assembly structure comprises a bracket, a lamp shell arranged on the bracket and a plurality of thick-wall light guides arranged on the lamp shell; the lamp shell is provided with a plurality of clamping interfaces matched with the thick-wall light guide, and the thick-wall light guide comprises a thick-wall light guide main body and a light guide limiting plate part fixed at the rear end of the thick-wall light guide main body; the rear portion of the thick-wall light guide main body is inserted into the clamping port, the front end of the light guide limiting plate portion abuts against the lamp shell, the rear end of the light guide limiting plate portion abuts against the support, and then the thick-wall light guide is installed on the lamp shell. According to the novel light guide assembly structure, the thick-wall light guide is arranged on the lamp shell by means of the lamp shell and the limiting structure designed on the support, and compared with the prior art, the light guide assembly structure is free of self-tapping screw locking, and can realize a more complex modeling design; and because no screw is required to be locked, the design cost and the production cost are saved.
Preferably, the lamp housing further includes a peripheral wall extending rearward around the clip interface, the rear portion of the thick-walled light guide body is inserted into the clip interface and the peripheral wall, the front end of the light guide limiting plate abuts against the rear end of the peripheral wall, and the rear end of the light guide limiting plate abuts against the bracket.
Preferably, the upper end of the lamp housing located at the clamping interface extends forwards to form an upper clamping plate part, and the lower end of the lamp housing located at the clamping interface extends forwards to form a lower clamping plate part; the upper end of the rear part of the thick-wall light guide main body is abutted to the upper clamping plate part; the lower end of the rear part of the thick-walled light guide body abuts against the lower clamping plate part. The arrangement of the upper clamping plate part and the lower clamping plate part can further limit and clamp the thick-wall light guide in the vertical direction, so that the thick-wall light guide is more firmly installed.
Preferably, a plurality of first beads are fixed to each of the upper and lower clamping plates. The strength of the upper clamping plate part and the lower clamping plate part can be increased by the first reinforcing ribs.
Preferably, a plurality of second reinforcing ribs are fixed on the peripheral wall at intervals around the peripheral wall, and the second reinforcing ribs extend backwards relative to the peripheral wall to form limiting protrusions which abut against the light guide limiting plate part. The arrangement of the limiting protrusions can limit the vertical direction and the horizontal direction of the light guide limiting plate part, so that the thick-wall light guide is more firmly installed.
Preferably, the peripheral wall further extends backwards to form a first protrusion, and the light guide limiting plate portion is provided with a groove matched with the first protrusion. The left side structure and the right side structure of the thick-wall light guide are different from the light distribution, the first bulge can prevent left and right mixed loading, and if left and right loading is reversed, the first bulge and the light guide limiting plate part form interference and cannot be assembled.
Preferably, the lamp housing comprises a lamp housing main body and a decorative ring fixed on the lamp housing main body, and the decorative ring is provided with a plurality of the clamping interfaces.
Preferably, the front end of the thick-walled light guide body forms a first diffusing pattern; and a second diffusion pattern is formed at the rear end of the light guide limiting plate part.
To sum up, the utility model discloses following beneficial effect has:
1. the light guide assembly structure has no self-tapping screw locking, occupies small space and can realize more complicated modeling design;
2. the light guide assembly structure is simple in structure and convenient and fast to assemble by means of the fact that the thick-wall light guide is installed on the lamp shell through the limiting structures designed on the lamp shell and the support.
Drawings
FIG. 1 is a schematic diagram of the light guide assembly structure;
FIG. 2 is a schematic view of another perspective of the light guide assembly;
FIG. 3 is a cross-sectional view of the light guide assembly structure;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a schematic structural view of the lamp body;
FIG. 6 is a schematic structural view of a decorative ring;
FIG. 7 is a schematic structural view of a thick-walled light guide;
FIG. 8 is a schematic structural view of the lamp housing;
fig. 9 is a schematic structural view of the thick-walled light guide assembled with the lamp housing.
Reference numerals: 1. a support; 2. a lamp housing; 3. a thick-walled light guide; 4. a lamp housing main body; 5. a decorative ring; 6. a thick-walled light guide body; 7. a light guide limiting plate part; 8. a peripheral wall; 9. an upper clamping plate portion; 10. a lower clamping plate portion; 11. a first reinforcing rib; 12. a second reinforcing rib; 14. a first protrusion; 15. a groove; 16. a card interface.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The embodiment discloses a novel light guide assembly structure, as shown in fig. 1 to 7, which includes a support 1, a lamp housing 2 mounted on the support 1, and a plurality of thick-walled light guides 3 disposed on the lamp housing 2; the lamp shell 2 is fixedly connected with the support 1 through a fastener, the lamp shell 2 comprises a lamp shell main body 4 and a decorative ring 5 fixed on the lamp shell main body 4, a plurality of clamping interfaces 16 matched with the thick-wall light guide 3 are formed in the decorative ring 5 of the lamp shell 2, and the thick-wall light guide 3 comprises a thick-wall light guide main body 6 and a light guide limiting plate part 7 fixed at the rear end of the thick-wall light guide main body 6; the front part of the thick-wall light guide main body 6 extends to the front of the clamping interface 16, the rear part of the thick-wall light guide main body 6 is inserted into the clamping interface 16, the front end of the light guide limiting plate part 7 abuts against the lamp shell 2, the rear end of the light guide limiting plate part 7 abuts against the support 1, and then the thick-wall light guide 3 is limited on the lamp shell 2 in the front and back direction, namely the thick-wall light guide 3 is installed on the lamp shell 2; furthermore, a peripheral wall 8 extends backwards around the position of the clamping interface 16 on the lamp shell 2, the rear part of the thick-wall light guide 3 main body is inserted into the clamping interface 16 and the peripheral wall 8, the front end of the light guide limiting plate part 7 abuts against the rear end of the peripheral wall 8, and the rear end of the light guide limiting plate part 7 abuts against the bracket 1; in addition, the support 1 is also provided with LED particles for lighting the thick-wall light guide 3 corresponding to the thick-wall light guide 3. According to the novel light guide assembly structure, the thick-wall light guide 3 is arranged on the lamp shell 2 by means of the limit structures designed on the lamp shell 2 and the support 1, so that the novel light guide assembly structure is simple in structure and convenient and rapid to assemble; compared with the prior art, the light guide assembly structure has no self-tapping screw lock, and can realize more complex modeling design; because the screw locking is not needed, the design cost and the production cost are saved, and the production benefit is further improved.
Further, as shown in fig. 3 and 6, an upper clamping plate portion 9 extends forward from the upper end of the lamp housing 2 located at the card interface 16, and a lower clamping plate portion 10 extends forward from the lower end of the lamp housing 2 located at the card interface 16; the upper end of the rear part of the thick-walled light guide 3 main body abuts against the upper clamping plate part 9; the lower end of the rear part of the thick-walled light guide 3 main body abuts against the lower plate part 10. The upper and lower clamping plates 9 and 10 are provided to further limit and clamp the vertical direction of the thick-walled light guide 3, thereby further securing the installation of the thick-walled light guide 3. Meanwhile, a plurality of first reinforcing ribs 11 are fixed to the upper plate portion 9 and the lower plate portion 10, respectively. The provision of the first reinforcing bead 11 can increase the strength of the upper and lower plate portions 9 and 10.
Meanwhile, as shown in fig. 2, 8 and 9, a plurality of second reinforcing ribs 12 are further fixed on the peripheral wall 8 at intervals around the peripheral wall 8, the second reinforcing ribs 12 extend backwards relative to the peripheral wall 8 to form limiting protrusions 13, and the limiting protrusions 13 abut against the light guide limiting plate part 7; the limit protrusions 13 are provided to limit the vertical direction and the horizontal direction of the light guide limit plate 7, so that the thick-walled light guide 3 can be more firmly mounted.
In order to avoid the difference in the left and right side structures and the light distribution of the thick-walled light guide 3 and the left and right installation of the thick-walled light guide 3, as shown in fig. 7, 8 and 9, a first protrusion 14 extends backward from the peripheral wall 8, and a groove 15 matching with the first protrusion 14 is formed in the light guide limiting plate portion 7. When the thick-walled light guide is assembled, the first protrusions 14 on the peripheral wall 8 are fitted into the grooves 15 on the light guide limiting plate portion 7; the first projection 14 prevents the thick-walled light guide 3 from being left and right mixed, and if left and right are reversely fitted, the first projection 14 interferes with the light guide stopper 7, and the light guide stopper cannot be assembled.
In addition, the front end of the thick-walled light guide body 6 forms a first diffusing pattern; meanwhile, the rear end of the light guide regulating plate portion 7 forms a second diffusion pattern.
Wherein, the thick-wall light guide 3 is made of PC plastic or PMMA plastic; the fastener is a screw or a bolt.
The directions given in the present embodiment are merely for convenience of describing positional relationships between the respective members and the relationship of fitting with each other. It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (8)

1. Novel light guide assembly structure, characterized by: the LED lamp comprises a support (1), a lamp shell (2) mounted on the support (1) and a plurality of thick-wall light guides (3) arranged on the lamp shell (2); the lamp shell (2) is provided with a plurality of clamping interfaces (16) matched with the thick-wall light guide (3), and the thick-wall light guide (3) comprises a thick-wall light guide main body (6) and a light guide limiting plate part (7) fixed at the rear end of the thick-wall light guide main body (6); the rear portion of the thick-wall light guide main body (6) is inserted into the clamping interface (16), the front end of the light guide limiting plate portion (7) abuts against the lamp shell (2), the rear end of the light guide limiting plate portion (7) abuts against the support (1), and then the thick-wall light guide (3) is installed on the lamp shell (2).
2. A novel light guide assembly structure as defined in claim 1, wherein: the lamp shell (2) is provided with a peripheral wall (8) extending backwards around the clamping opening (16), the rear part of the thick-wall light guide main body (6) is inserted into the clamping opening (16) and the peripheral wall (8), the front end of the light guide limiting plate part (7) abuts against the rear end of the peripheral wall (8), and the rear end of the light guide limiting plate part (7) abuts against the support (1).
3. A novel light guide assembly structure as defined in claim 2, wherein: an upper clamping plate part (9) extends forwards from the upper end of the lamp shell (2) positioned at the clamping interface (16), and a lower clamping plate part (10) extends forwards from the lower end of the lamp shell (2) positioned at the clamping interface (16); the upper end of the rear part of the thick-wall light guide main body (6) is abutted against the upper clamping plate part (9); the lower end of the rear part of the thick-walled light guide body (6) abuts against the lower clamping plate part (10).
4. A novel light guide assembly structure as defined in claim 3, wherein: a plurality of first reinforcing ribs (11) are respectively fixed on the upper clamping plate part (9) and the lower clamping plate part (10).
5. A novel light guide assembly structure as defined in claim 2, wherein: and a plurality of second reinforcing ribs (12) are further fixed on the peripheral wall (8) at intervals around the peripheral wall (8), the second reinforcing ribs (12) extend backwards relative to the peripheral wall (8) to form limiting protrusions (13), and the limiting protrusions (13) are abutted to the light guide limiting plate part (7).
6. A novel light guide assembly structure as defined in claim 2, wherein: a first protrusion (14) extends backwards from the peripheral wall (8), and a groove (15) matched with the first protrusion (14) is formed in the light guide limiting plate part (7).
7. A novel light guide assembly structure as defined in claim 1, wherein: the lamp shell (2) comprises a lamp shell body (4) and a decorative ring (5) fixed on the lamp shell body (4), and the decorative ring (5) is provided with a plurality of clamping interfaces (16).
8. A novel light guide assembly structure as defined in claim 1, wherein: the front end of the thick-wall light guide main body (6) forms a first diffusion pattern; and a second diffusion pattern is formed at the rear end of the light guide limiting plate part (7).
CN202021092632.2U 2020-06-12 2020-06-12 Novel light guide assembly structure Active CN212987100U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021092632.2U CN212987100U (en) 2020-06-12 2020-06-12 Novel light guide assembly structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021092632.2U CN212987100U (en) 2020-06-12 2020-06-12 Novel light guide assembly structure

Publications (1)

Publication Number Publication Date
CN212987100U true CN212987100U (en) 2021-04-16

Family

ID=75423114

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021092632.2U Active CN212987100U (en) 2020-06-12 2020-06-12 Novel light guide assembly structure

Country Status (1)

Country Link
CN (1) CN212987100U (en)

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