CN111706826B - Assembly structure of car lamp, tail lamp and assembly method of tail lamp - Google Patents
Assembly structure of car lamp, tail lamp and assembly method of tail lamp Download PDFInfo
- Publication number
- CN111706826B CN111706826B CN201910204237.4A CN201910204237A CN111706826B CN 111706826 B CN111706826 B CN 111706826B CN 201910204237 A CN201910204237 A CN 201910204237A CN 111706826 B CN111706826 B CN 111706826B
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- Prior art keywords
- light distribution
- light
- distribution lens
- circuit board
- assembly
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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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/2607—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic comprising at least two indicating lamps
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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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/19—Attachment of light sources or lamp holders
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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
- 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
-
- 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
- F21S43/241—Light guides characterised by the shape of the light guide of complex shape
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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
- 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
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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
- 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
- F21S43/249—Light guides with two or more light sources being coupled into the light guide
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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
- 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
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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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/50—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/10—Position lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/20—Direction indicator lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/35—Brake lights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The present invention provides an assembling structure of a vehicle lamp, including: an assembly case including an optical portion and a case mounting portion; at least one light distribution lens which is fixedly connected with the assembly box and is positioned on the light emergent surface side of the optical part; the first circuit board is provided with at least one LED light source, is fixedly connected with the shell mounting part of the assembly box and is positioned on the light incident surface side of the optical part; the bearing frame comprises a first bottom plate and a first side wall, the first bottom plate and the first side wall form a first accommodating space, the assembling box is installed in the first accommodating space, the shell installation part is fixedly connected with the first bottom plate, and the first circuit board is fixed between the bearing frame and the assembling box; and the second circuit board is used for providing drive for the LED light source on the first circuit board and is fixedly connected with the bearing frame. The invention also provides a tail lamp with the assembly structure and an assembly method thereof. After adopting above-mentioned technical scheme, car light compact structure can realize multiple functions in limited region, and optical effect is good.
Description
Technical Field
The invention relates to the technical field of vehicle lamps, in particular to an assembly structure of a vehicle lamp, a tail lamp and an assembly method of the tail lamp.
Background
With the development of economy and the development of the traffic industry, automobiles go deeper and deeper into the daily life of people. The automobile lamps, especially the automobile tail lamps are important functional parts on the automobile, mainly play a role in warning and signal reminding, and guarantee the driving safety of the automobile.
The existing automobile tail lamp is generally mainly used for realizing various signal functions such as a brake lamp function, a steering lamp function and a reversing lamp function, and for different signal functions, the prior art generally sets a light source and a reflecting bowl to form a single signal lamp function module, and then each signal lamp function module is placed in parallel and spliced together to form the automobile tail lamp. The signal lamp function modules formed by the light source and the reflecting bowl occupy larger space, and more connecting structures are required to be arranged among the signal lamp function modules for fixedly connecting the signal lamp function modules, so that the volume occupation of the tail lamp is further increased, the tail lamp is larger in size, and the structure is overstaffed.
Therefore, it is required to develop a vehicle lamp mounting structure, a tail lamp, and a mounting method thereof, which are compact, realize various functions in a limited area or a small area, and have a good optical effect.
Disclosure of Invention
In order to overcome the technical defects, the invention aims to provide a vehicle lamp assembling structure, a tail lamp and an assembling method thereof, wherein the vehicle lamp assembling structure is compact in structure, can realize multiple functions in a limited area or a small area, and has a good optical effect.
The invention discloses an assembling structure of a car lamp, comprising:
an assembly case including an optical portion and a case mounting portion; at least one light distribution lens which is fixedly connected with the assembly box and is positioned on the light emergent surface side of the optical part; the first circuit board is provided with at least one LED light source, the first circuit board is fixedly connected to the shell mounting part of the assembly box and is positioned on the light incident surface side of the optical part, and the LED light source faces the light incident surface of the optical part; the bearing frame comprises a first bottom plate and a first side wall, the first bottom plate and the first side wall form a first accommodating space, the assembling box is installed in the first accommodating space, the shell installation part is fixedly connected with the first bottom plate, and the first circuit board is fixed between the bearing frame and the assembling box; the second circuit board is used for driving the LED light source on the first circuit board, is fixedly connected with the bearing frame and is positioned on one side, back to the first circuit board, of the first bottom plate of the bearing frame.
Preferably, the fitting box is integrally formed; the light incident surface of the optical part is a Fresnel surface, and the light emergent surface of the optical part is provided with light distribution patterns; and a connecting structure fixedly connected with the first circuit board and the bearing frame is arranged on the shell mounting part on the light incident side of the optical part.
Preferably, the light distribution lens is one or a combination of a stop lamp light distribution lens, a turn lamp light distribution lens and a reversing lamp light distribution lens; the light distribution lens is integrally formed.
Preferably, a pillow-shaped light distribution pattern is arranged on an area, corresponding to the stop lamp light distribution lens, on the light-emitting surface of the optical portion, and the pillow-shaped light distribution pattern is arranged on the light-emitting surface of the stop lamp light distribution lens; a pillow-shaped light distribution pattern is arranged on the light-emitting surface of the optical part corresponding to the area of the turn light distribution lens, and a tooth-shaped light distribution pattern is arranged on the light-emitting surface of the turn light distribution lens; horizontal or vertical strip-shaped light distribution patterns are arranged in an area, corresponding to the light distribution lens of the reversing light, on the light emitting surface of the optical part, and vertical or horizontal strip-shaped light distribution patterns are correspondingly arranged on the light incident surface of the light distribution lens of the reversing light.
Preferably, the assembly structure further comprises a first decorative frame, wherein the first decorative frame is fixedly connected with the shell mounting part and is positioned on the light-emitting surface side of the optical part; the first decorative frame is provided with at least one hollow-out area; at least one light distribution lens is installed in the hollow area.
Preferably, the optic includes a first area and a second area, the shell attachment portions being disposed around the second area; a first hollow-out area and a second hollow-out area are arranged on the first decorative frame and respectively correspond to the first area and the second area; the number of the light distribution lenses is two, and the first light distribution lens is fixedly connected with the assembling box and is positioned in the first hollow area; and the second light distribution lens is arranged in the second hollow-out area and is fixedly connected with the first decorative frame.
Preferably, the first light distribution lens is a stop lamp light distribution lens; the second light distribution lens is a steering lamp light distribution lens and a reversing lamp light distribution lens which are integrally formed.
Preferably, two first side walls of the bearing frame are arranged on two sides of the first bottom plate in the same direction; when the assembly box is fixedly connected with the bearing frame, the first side wall is attached to two sides of the assembly box.
Preferably, the fitting structure further includes: the position lamp thick-wall light guide comprises a second bottom plate and a second side wall, the second side wall is arranged around the edge of the second bottom plate, a notch is reserved on one side of the second side wall, a second accommodating space is formed by the second side wall and the second bottom plate, and a sub-assembly body formed by fixedly connecting the assembly box, the light distribution lens, the first circuit board, the bearing frame and the second circuit board is positioned in the accommodating space; the third circuit board is positioned on one side, far away from the sub-assembly body, of the second bottom plate; an LED light source is arranged on the third circuit board corresponding to the second side wall, and light emitted by the LED light source on the third circuit board is emitted outwards through the second side wall; the sub-assembly body, the position lamp thick-wall light guide and the third circuit board are fixedly connected.
The invention also discloses a tail lamp, which comprises the assembly structure.
The invention also discloses an assembly method of the tail lamp, which comprises the following steps:
s1: the light distribution lens is connected to the light emitting surface side of the optical part of the assembly box through ultrasonic welding, and the first circuit board is connected to the light incident surface side of the optical part of the assembly box through hot riveting;
s2: the assembling box is connected with the first bottom plate of the bearing frame in a hot riveting mode, so that the first circuit board is located between the first bottom plate of the bearing frame and the assembling box;
s3: and fixedly connecting the second circuit board to one side of the bearing frame far away from the first circuit board through screws.
Preferably, the light distribution lens comprises a first light distribution lens and a second light distribution lens;
in the step S1:
the first light distribution lens is connected to the light emergent surface side of the optical part on the assembling box through ultrasonic welding;
the step S1 further includes:
and connecting the second light distribution lens to the hollow area on the first decorative frame through ultrasonic welding, and connecting the first decorative frame to the shell mounting part of the assembling box through a buckle.
Preferably, the first light distribution lens is a stop lamp light distribution lens; the second light distribution lens is a steering lamp light distribution lens and a reversing lamp light distribution lens which are integrally formed.
Preferably, the step S3 is followed by the following steps:
s4: mounting the sub-assembly formed in the step S3 into a second accommodating space of the position lamp thick-wall light guide through positioning columns on the bearing frame;
s5: a third circuit board is mounted by screws to the side of the second base plate of the position light thick-walled light guide remote from the sub-assembly.
After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:
1. the assembly structure of the car lamp is small in size and compact in structure.
2. Can realize multiple functions in a limited area or a small area.
3. Good optical effect and strong stereoscopic impression.
4. The clearance between the visual areas of different signal functions is very small, and the visual effect of the car lamp is good.
Drawings
FIG. 1 is an exploded view of a lamp mounting structure according to an embodiment of the present invention;
FIG. 2 is an overall view of the lamp mounting structure of FIG. 1;
FIG. 3 is a schematic view of the first light distribution lens and the mounting box;
FIG. 4 is a schematic structural diagram of a first light distribution lens;
FIG. 5 is a schematic view of the first circuit board mounted with the mounting box;
FIG. 6 is a schematic view of the second light distribution lens mounted to the first escutcheon plate;
FIG. 7 is a schematic structural view of a second light distribution lens;
FIG. 8 is a schematic view of the structure of the sub-assembly formed in FIG. 6
FIG. 9 is a schematic view of the sub-assembly formed in FIG. 6 assembled with the sub-assembly formed in FIGS. 3 and 5;
FIG. 10 is a schematic view of the mounting of the bezel to the sub-assembly formed in FIG. 5;
FIG. 11 is a schematic structural view of the subassembly formed in FIG. 10;
FIG. 12 is a schematic view of a second circuit board mounted to the sub-assembly formed in FIG. 10;
FIG. 13 is a schematic view of a position lamp thick-walled light guide mounted with the sub-assembly formed in FIG. 12;
FIG. 14 is a schematic structural view of the subassembly formed in FIG. 13;
FIG. 15 is a schematic view of the mounting of a third circuit board to the sub-assembly formed in FIG. 14;
fig. 16 is a schematic structural diagram of the third circuit board.
Reference numerals:
100-assembly box, 110-optical part, 111-first area, 112-second area, 120-shell mounting part, 121-supporting part, 122-clamping groove, 123-hot rivet head, 124-clamping groove, 130-welding part, 140-positioning part, 200-first light distribution lens, 210-light outlet part, 220-connecting part, 230-welding rib, 240-positioning rib, 300-second light distribution lens, 310-steering lamp light distribution lens, 320-reversing lamp light distribution lens, 400-first decorative frame, 410-first hollow area, 420-second hollow area, 430-shielding part, 440-buckle, 450-screw column, 460-buckle, 500-first circuit board, 510-riveting hole, 600-bearing frame, 610-first bottom plate, 611-clamping groove, 612-riveting hole, 613-positioning column, 614-screw hole, 615-screw column, 616-positioning column, 620-first side wall, 621-screw hole, 630-first accommodating space, 700-second circuit board, 710-positioning hole, 720-through hole, 800-position lamp thick-wall light guide, 810-second bottom plate, 811-screw groove, 820-second side wall, 830-second accommodating space, 900-third circuit board and 910-LED lamp bead.
Detailed Description
The advantages of the invention are further illustrated in the following description of specific embodiments in conjunction with the accompanying drawings.
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in themselves. Thus, "module" and "component" may be used in a mixture.
The invention discloses an assembling structure of a car lamp, comprising:
-a fitting box
Including an optic and shell attachment portions. The optical part is used for light transmission, and is preferably provided with a light distribution pattern for realizing a corresponding light distribution function. Preferably, the light incident surface of the optical portion is a fresnel surface and is provided with fresnel patterns for collimating light rays and concentrating the light rays. The shell-mountable part is fixedly connected with the optical part, and a mounting structure is arranged on the shell-mountable part and is used for connecting with other parts. Preferably, the shell attachment portions are disposed around some or all of the area on the optic. Preferably, the optic and shell attachment portions are integrally formed.
-light distribution lens
At least one of the optical parts is fixedly connected with the assembly box and is positioned on the light emergent surface side of the optical part. Preferably, a light distribution pattern is arranged on the light distribution lens and used for realizing a corresponding optical function. The light distribution lens is matched with the optical part and used for achieving a lighting function or a signal reminding function. The fixed connection between the light distribution lens and the Fresnel box can be direct fixed connection or indirect fixed connection through other components. Preferably, a plurality of light distribution lenses can be arranged, and different light distribution lenses are used for realizing different signal reminding functions. Preferably, the light distribution lens is one or a combination of a stop lamp light distribution lens, a turn lamp light distribution lens and a back-up lamp light distribution lens, and the light distribution lenses are integrally formed. When the light distribution lens is a brake lamp light distribution lens, a pillow-shaped light distribution pattern is arranged on an area, corresponding to the brake lamp light distribution lens, on the light emergent surface of the optical portion, and the pillow-shaped light distribution pattern is arranged on the light emergent surface of the brake lamp light distribution lens. When the light distribution lens is a turn light distribution lens, pillow-shaped light distribution patterns are arranged on the light emergent surface of the optical part in an area corresponding to the turn light distribution lens, and tooth-shaped light distribution patterns are arranged on the light emergent surface of the turn light distribution lens. When the light distribution lens is a reversing light distribution lens, a horizontal or vertical strip-shaped light distribution pattern is arranged on the light emitting surface of the optical part corresponding to the region of the reversing light distribution lens, and a vertical or horizontal strip-shaped light distribution pattern is correspondingly arranged on the light incident surface of the reversing light distribution lens. Preferably, the light distribution lens is integrally formed and made of PC or PMMA.
-a first circuit board
The first circuit board is fixedly connected to the shell mounting part of the assembly box and located on the light incident surface side of the optical part, and the LED light sources face the light incident surface of the optical part. Light rays emitted by the LED light source sequentially pass through the optical part and the light distribution lens to be emitted outwards, and corresponding optical functions are achieved.
-a carrier frame
Including first bottom plate and first lateral wall, first bottom plate and first lateral wall form a first accommodation space, the assembly box install in the first accommodation space, the casing installation department with first bottom plate fixed connection, first circuit board is fixed in the bearing frame with between the assembly box. Preferably, the first side wall of the carriage is attached to the outer side wall surface of the housing mounting portion.
The second circuit board is used for providing driving for the LED light source on the first circuit board, and the second circuit board is fixedly connected with the bearing frame and is positioned on one side, back to the first circuit board, of the first bottom plate of the bearing frame. Preferably, the second circuit board is used for providing constant voltage drive or constant current drive for the LED light source on the first circuit board.
Specifically, referring to fig. 1 and 2, a lamp mounting structure according to an embodiment of the present invention is shown, and the lamp mounting structure includes: the light distribution box comprises a mounting box 100, a first light distribution lens 200, a second light distribution lens 300, a first decorative frame 400, a first circuit board 500, a bearing frame 600 and a second circuit board 700.
Referring to fig. 3 and 4, the assembly box 100 includes an optical portion 110 and a shell mounting portion 120, wherein the light incident surface of the optical portion 110 is a fresnel surface and is provided with a fresnel pattern for collimating light. The optic 110 includes first and second areas 111, 112, and the shell mounts 120 are provided in the form of sidewalls around the second area 112. The first light distribution lens 200 is attached to the light exit surface side of the optical portion 110, and pillow-shaped optical patterns for light uniformizing are provided on the light exit surface of the first region 111 in correspondence with the position of the first region 111. The first light distribution lens 200 includes a plurality of light emitting portions 210 arranged at intervals, each light emitting portion 210 has two light emitting surfaces forming an included angle, and pillow-shaped optical patterns are arranged on the light emitting surfaces. The light emitting portion 210 is further provided with a connecting portion 220 for fixedly connecting the plurality of light emitting portions 210 arranged at intervals. The connecting portion 210 is further provided with a welding rib 230 and a positioning rib 240, the edge of the first region 111 is correspondingly provided with a welding portion 130 and a positioning portion 140, the welding portion 130 is a welding groove or a welding hole, and the positioning portion 140 is a positioning groove or a positioning hole. The positioning rib 240 is inserted into the positioning portion 140 for positioning so that the first light distribution lens 200 can be quickly and correctly mounted, and the welding rib 230 is inserted into the welding portion 130 and fixedly connected by ultrasonic welding. The first light distribution lens 200 is a stop lamp light distribution lens and is used for realizing light distribution of a stop lamp function. Two sides of the housing mounting portion 120 are further provided with a bearing portion 121 and a clamping groove 124, and a through hole for a screw to pass through is formed in the bottom surface of the bearing portion 121. The assembly box 100 is integrally formed by a two-color injection molding process, preferably, the optical portion 110 is made of transparent PC or PMMA, and the housing mounting portion is made of opaque ABS. The first light distribution lens 200 is integrally formed and made of PC or PMMA.
Referring to fig. 5, the housing mounting portion 112 on the light incident surface side of the mounting box 100 is provided with the hot rivet heads 123, and the hot rivet heads 123 are provided in two sets, one set being shorter and the other set being longer. The shorter group is used for being connected with the first circuit board 500, the riveting hole 510 corresponding to the first circuit board 500 is arranged on the first circuit board 500, the first circuit board 500 is connected with the assembly box 100 in a hot riveting mode and located on the light incident surface side of the optical portion 110, the LED light source on the first circuit board 500 is located on one side facing the optical portion 110, and part of light emitted by the LED light source is emitted outwards through the first area 111 on the optical portion 110 and the first light distribution lens 200, so that the function of a brake lamp is achieved.
Referring to fig. 6, 7 and 8, the second light distribution lens 300 is integrally formed by a turn signal light distribution lens 310 and a back-up light distribution lens 320, wherein a tooth-shaped optical pattern is disposed on a light emitting surface of the turn signal light distribution lens 310, and a vertical strip-shaped optical pattern is disposed on a light incident surface of the back-up light distribution lens 320. The first escutcheon 400 is provided with a first hollowed-out area 410 and a second hollowed-out area 420, the first hollowed-out area 410 corresponds to the first area 111 of the optical portion 110, and the edge of the first hollowed-out area 410 is flush with the edge of the first area 111, so that when the first escutcheon 400 is mounted on the assembly box 100, the first escutcheon 400 can shield the welding position of the first light distribution lens 200 and the assembly box 100, the welding structure and welding slag are not visible from the outside, and the attractiveness of the vehicle lamp assembly structure is ensured. The second light distribution lens 300 is installed in the second hollow area 420, and is connected with the first escutcheon 400 through ultrasonic welding, and the welding position is located at the bottom of the edge of the second hollow area 420, so the welding structure and welding slag of the second light distribution lens 300 and the first escutcheon 400 are not visible from the outside. The shielding portions 430 are further arranged in the second hollow-out area 420, and the shielding portions 430 are located on two sides of the reversing light distribution lens 320 and are used for ensuring that light rays emitted from the area, corresponding to the reversing light distribution lens 320, on the optical portion 110 are completely emitted outwards through the reversing light distribution lens 320, so that the optical efficiency of the reversing light distribution lens 320 is improved. The backup light distribution lens 320 is disposed between the turn light distribution lenses 310. The second hollow-out area 420 corresponds to the second area 112 on the optical portion 110, a pillow-shaped optical pattern is arranged on the second area 112 corresponding to the position of the turn signal light distribution lens 310, and a horizontal strip-shaped optical pattern is arranged on the second area 112 corresponding to the position of the reversing light distribution lens 320 and is perpendicular to the strip-shaped optical pattern arranged on the light incident surface of the reversing light distribution lens 320. A part of light emitted from the LED light source on the first circuit board 500 is emitted outward through the second region 112 and the turn signal light distribution lens 310 and the backup light distribution lens 320, so as to implement the turn signal function and the backup light function. The first escutcheon 400 is further provided with a screw post 450, a buckle 440 and a buckle 460, and the middle of the screw post 450 is a thread groove.
Referring to fig. 9, a first sub-assembly formed by fixedly connecting the first bezel 400 and the second light distribution lens 300 is mounted on a second sub-assembly formed by the assembly box 100, the first light distribution lens 200, and the first circuit board 500 through the buckle 440 on the first bezel 400, so as to form a third sub-assembly. Specifically, the snap 440 fits into the snap slot 122 and the snap slot 124 on the mounting box 100. Further, the screw post 450 of the first escutcheon 400 is mounted on the support portion 121 of the mounting box 100, and the screw groove of the screw post 450 corresponds to the through hole of the bottom surface of the support portion 121.
Referring to fig. 10 and 11, the bezel 600 includes a first bottom plate 610 and two first sidewalls 620, the first sidewalls 620 are disposed on two sides of the first bottom plate 610, and the first bottom plate 610 and the first sidewalls 620 form a first receiving space 630. The third sub-assembly is mounted in the first receiving space 630, and specifically, a riveting hole 612 is formed in the first base plate 610, and a longer group of the thermal riveting heads 123 on the housing mounting portion 112 of the assembly box 100 passes through the riveting hole 612 on the first base plate 610 and is in thermal riveting connection with the first base plate 610. The first circuit board 500 is fixed between the carrier frame 600 and the mounting box 100. The first sidewall 620 is attached to a sidewall of the mounting box 100. Further, a clamping groove 611 is formed in the first bottom plate, and a buckle 460 on the first escutcheon 400 is matched with the clamping groove 611 to form a buckle connection. The first side wall 620 is provided with a screw hole 621, the screw hole 621 corresponds to the position of the support portion 121 on the housing mounting portion 120 and is located below the support portion 121, and a screw passes through the screw hole 621 and a through hole on the bottom surface of the support portion 121 and is connected to a screw groove of the screw post 450, so that the first escutcheon 400, the assembly box 100 and the bearing frame 600 are fixedly connected. A positioning post 613, a screw hole 614, a screw post 615 and a positioning post 616 are further disposed on a side of the first bottom plate 610 of the carrying frame 600 away from the first circuit board 500. Threads are provided in both the screw hole 614 and the screw post 615. Preferably, first sidewall 620 is flush and shaped to match the sidewall of first escutcheon 400.
Referring to fig. 12, the second circuit board 700 is provided with positioning holes 710 and through holes 720. The positioning holes 710 correspond to the positioning posts 616 in shape, and two positioning posts 616 are provided for quickly positioning and mounting the second circuit board 700 in a correct direction. Screws are fixedly connected with the screw holes 614 through the through holes 720, so that the second circuit board 700 is mounted on the first base plate 610 of the carrier frame 600, forming a fourth sub-assembly. The second circuit board 700 is used to provide constant current driving or constant voltage driving for the LED light sources on the first circuit board 500.
Preferably, referring to fig. 13, 14, 15, and 16, the mounting structure of the lamp further includes: a position light thick-walled light guide 800 and a third circuit board 900. The position light thick-walled light guide 800 includes a second base plate 810 and a second sidewall 820 having three sides disposed around the edge of the second base plate 810 with a gap left at one side, the second sidewall and the second base plate forming a second receiving space 830. A fourth sub-assembly formed in fig. 12 is mounted into the second receiving space 830. Specifically, a through hole with a shape matching with the positioning post 613 is formed on the second bottom plate 810, and the positioning post 613 passes through the through hole, so that the fourth sub-assembly is installed in the second accommodating space 630. Preferably, a through hole is also provided at a position corresponding to the positioning post 616. Further, a screw hole 811 is disposed on the second base plate 810 at a position corresponding to the screw column 615 of the first base plate 610. Preferably, screw threads are provided in the screw hole 811. The second side wall 820 of the position light thick-walled light guide 800 is a transparent light guide material, preferably PC or PMMA. Through holes are formed in the third circuit board 900 at positions corresponding to the screw holes 811, and screws are connected to the screw posts 615 through the through holes and the screw holes 811, so that the third circuit board 900, the position lamp thick-walled light guide 800, and the carrier frame 600 are fixedly connected. A plurality of LED lamp beads 910 are arranged on one side of the third circuit board 900 facing the position lamp thick-wall light guide 800, the LED lamp beads 910 are arranged in a C shape, the position of the second side wall 820 of the position lamp thick-wall light guide 800 corresponds to the position of the second side wall 820, and light emitted by the LED lamp beads 910 is emitted outwards through the second side wall 820, so that the position lamp function is realized. Pillow-shaped optical patterns for light uniformization are arranged on the light emergent surface of the second side wall 820 and used for enabling light distribution to meet the light distribution requirement specified by regulations and achieving a better optical effect.
The invention also provides a tail lamp, which comprises the assembling structure.
The invention also provides an assembly method of the tail lamp with the assembly structure, which comprises the following steps:
s1: the light distribution lens is connected to the light emitting surface side of the optical part of the assembly box through ultrasonic welding, and the first circuit board is connected to the light incident surface side of the optical part of the assembly box through hot riveting;
s2: the assembling box is connected with the first bottom plate of the bearing frame in a hot riveting mode, so that the first circuit board is located between the first bottom plate of the bearing frame and the assembling box;
s3: and fixedly connecting the second circuit board to one side of the bearing frame far away from the first circuit board through screws.
Specifically, referring to fig. 3, 5 and 9, step S1 includes:
s1-1: the first light distribution lens 200 is attached to the light exit surface side of the optical portion 110 of the mounting box 100 by ultrasonic welding, and the first circuit board 500 is attached to the light entrance surface side of the optical portion 110 of the mounting box 100 by heat staking.
S1-2: the second light distribution lens 300 is connected to the second hollow area 420 of the first escutcheon 400 by ultrasonic welding, and then the first escutcheon 400 is connected to the housing mounting part 120 of the assembly box 100 by snapping.
Referring to fig. 10, step S2 includes:
the sub-assembly formed in the step S1 is mounted in the receiving space 630 of the bezel 600, and the case mounting portion 120 of the mounting box 100 is hot-rivet connected to the first bottom plate 610 of the bezel 600 such that the first circuit board 500 is located between the first bottom plate 610 of the bezel 600 and the mounting box 100.
Referring to fig. 12, step S3 includes:
the second circuit board 700 is fixedly attached to the first bottom plate 610 of the bezel 600 on a side away from the first circuit board 500 by screws.
Preferably, the assembling method further comprises the steps of:
step S4:
referring to fig. 13, the sub-assembly formed in step S3 is mounted into the second accommodation space 830 of the position lamp thick-walled light guide 800 through the positioning posts 613 on the carrier frame 600.
Step S5:
referring to fig. 15, a third circuit board 900 is mounted by screws to the side of the second base plate 810 of the position light thick-walled light guide 800 remote from the sub-assembly.
The application discloses car light assembly structure through grading lens, assembly box, carrier frame, position lamp thick wall light guide and a plurality of circuit board range upon range of, nested design for car light assembly structure can realize multiple car light function in limited region or very little area, compact structure, and the optical effect of car light is good, and the third dimension is strong, and the visual effect of car light is outstanding, and the degree of discernment is high.
It should be noted that the embodiments of the present invention have been described in terms of preferred embodiments, and not by way of limitation, and that those skilled in the art can make modifications and variations of the embodiments described above without departing from the spirit of the invention.
Claims (14)
1. An assembling structure of a vehicular lamp, characterized by comprising:
an assembly case including an optical portion and a case mounting portion;
at least one light distribution lens which is fixedly connected with the assembly box and is positioned on the light emergent surface side of the optical part;
the first circuit board is provided with at least one LED light source, the first circuit board is fixedly connected to the shell mounting part of the assembly box and is positioned on the light incident surface side of the optical part, and the LED light source faces the light incident surface of the optical part;
the bearing frame comprises a first bottom plate and a first side wall, the first bottom plate and the first side wall form a first accommodating space, the assembling box is installed in the first accommodating space, the shell installation part is fixedly connected with the first bottom plate, and the first circuit board is fixed between the bearing frame and the assembling box;
the second circuit board is used for driving the LED light source on the first circuit board, is fixedly connected with the bearing frame and is positioned on one side, back to the first circuit board, of the first bottom plate of the bearing frame.
2. The fitting structure according to claim 1,
the assembling box is integrally formed;
the light incident surface of the optical part is a Fresnel surface, and the light emergent surface of the optical part is provided with light distribution patterns;
and a connecting structure fixedly connected with the first circuit board and the bearing frame is arranged on the shell mounting part on the light incident side of the optical part.
3. The fitting structure according to claim 2,
the light distribution lens is one or a combination of a brake lamp light distribution lens, a turn light distribution lens and a reversing light distribution lens;
the light distribution lens is integrally formed.
4. The fitting structure according to claim 3,
a pillow-shaped light distribution pattern is arranged on the light-emitting surface of the optical part corresponding to the area of the brake lamp light distribution lens, and the pillow-shaped light distribution pattern is arranged on the light-emitting surface of the brake lamp light distribution lens;
a pillow-shaped light distribution pattern is arranged on the light-emitting surface of the optical part corresponding to the area of the turn light distribution lens, and a tooth-shaped light distribution pattern is arranged on the light-emitting surface of the turn light distribution lens;
horizontal or vertical strip-shaped light distribution patterns are arranged in an area, corresponding to the light distribution lens of the reversing light, on the light emitting surface of the optical part, and vertical or horizontal strip-shaped light distribution patterns are correspondingly arranged on the light incident surface of the light distribution lens of the reversing light.
5. Assembly structure according to any one of claims 1 to 4, characterized in that
The assembly structure also comprises a first decorative frame, wherein the first decorative frame is fixedly connected with the shell mounting part and is positioned on the light-emitting surface side of the optical part;
the first decorative frame is provided with at least one hollow-out area;
at least one light distribution lens is installed in the hollow area.
6. The fitting structure according to claim 5,
the optic portion includes a first area and a second area, the shell mount being disposed around the second area;
a first hollow-out area and a second hollow-out area are arranged on the first decorative frame and respectively correspond to the first area and the second area;
the number of the light distribution lenses is two, and the first light distribution lens is fixedly connected with the assembling box and is positioned in the first hollow area; and the second light distribution lens is arranged in the second hollow-out area and is fixedly connected with the first decorative frame.
7. The fitting structure according to claim 6,
the first light distribution lens is a brake lamp light distribution lens;
the second light distribution lens is a steering lamp light distribution lens and a reversing lamp light distribution lens which are integrally formed.
8. The fitting structure according to claim 1,
two first side walls of the bearing frame are arranged on two sides of the first bottom plate in the same direction;
when the assembly box is fixedly connected with the bearing frame, the first side wall is attached to two sides of the assembly box.
9. The fitting structure according to claim 1,
the fitting structure further includes:
the position lamp thick-wall light guide comprises a second bottom plate and a second side wall, the second side wall is arranged around the edge of the second bottom plate, a notch is reserved on one side of the second side wall, a second accommodating space is formed by the second side wall and the second bottom plate, and a sub-assembly body formed by fixedly connecting the assembly box, the light distribution lens, the first circuit board, the bearing frame and the second circuit board is positioned in the second accommodating space;
the third circuit board is positioned on one side, far away from the sub-assembly body, of the second bottom plate; an LED light source is arranged on the third circuit board corresponding to the second side wall, and light emitted by the LED light source on the third circuit board is emitted outwards through the second side wall; the sub-assembly body, the position lamp thick-wall light guide and the third circuit board are fixedly connected.
10. A tail light is characterized in that a tail light is provided,
comprising an assembly structure according to any one of claims 1-9.
11. A method for assembling a rear light, based on a rear light as claimed in claim 10, characterized in that it comprises the following steps:
s1: the light distribution lens is connected to the light emitting surface side of the optical part of the assembly box through ultrasonic welding, and the first circuit board is connected to the light incident surface side of the optical part of the assembly box through hot riveting;
s2: the assembling box is connected with the first bottom plate of the bearing frame in a hot riveting mode, so that the first circuit board is located between the first bottom plate of the bearing frame and the assembling box;
s3: and fixedly connecting the second circuit board to one side of the bearing frame far away from the first circuit board through screws.
12. The assembly method of claim 11,
the light distribution lens comprises a first light distribution lens and a second light distribution lens;
in the step S1:
the first light distribution lens is connected to the light emergent surface side of the optical part on the assembling box through ultrasonic welding;
the step S1 further includes:
and connecting the second light distribution lens to the hollow area on the first decorative frame through ultrasonic welding, and connecting the first decorative frame to the shell mounting part of the assembling box through a buckle.
13. The assembly method of claim 12,
the first light distribution lens is a brake lamp light distribution lens;
the second light distribution lens is a steering lamp light distribution lens and a reversing lamp light distribution lens which are integrally formed.
14. The assembly method of claim 12,
the step S3 is followed by the following steps:
s4: mounting the sub-assembly formed in the step S3 into a second accommodating space of the position lamp thick-wall light guide through positioning columns on the bearing frame;
s5: a third circuit board is mounted by screws to the side of the second base plate of the position light thick-walled light guide remote from the sub-assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204237.4A CN111706826B (en) | 2019-03-18 | 2019-03-18 | Assembly structure of car lamp, tail lamp and assembly method of tail lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204237.4A CN111706826B (en) | 2019-03-18 | 2019-03-18 | Assembly structure of car lamp, tail lamp and assembly method of tail lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111706826A CN111706826A (en) | 2020-09-25 |
| CN111706826B true CN111706826B (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910204237.4A Active CN111706826B (en) | 2019-03-18 | 2019-03-18 | Assembly structure of car lamp, tail lamp and assembly method of tail lamp |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112325241B (en) * | 2020-10-27 | 2022-11-22 | 浙江吉利控股集团有限公司 | Car lamp device and use its vehicle |
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|---|---|---|---|---|
| CN103574464A (en) * | 2012-08-03 | 2014-02-12 | 汽车照明罗伊特林根有限公司 | Primary optical unit for a light module |
| TWM491781U (en) * | 2014-07-17 | 2014-12-11 | Shin Yuh Cherng Ind Co Ltd | Position lamp device |
| TWM522147U (en) * | 2015-12-10 | 2016-05-21 | Coplus Inc | Auto taillight |
| CN208457848U (en) * | 2018-07-23 | 2019-02-01 | 嘉兴海拉灯具有限公司 | A kind of mounting bracket for car light and the car light with the mounting bracket |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10414331B2 (en) * | 2016-04-12 | 2019-09-17 | Coplus Inc. | Vehicle taillight |
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2019
- 2019-03-18 CN CN201910204237.4A patent/CN111706826B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574464A (en) * | 2012-08-03 | 2014-02-12 | 汽车照明罗伊特林根有限公司 | Primary optical unit for a light module |
| TWM491781U (en) * | 2014-07-17 | 2014-12-11 | Shin Yuh Cherng Ind Co Ltd | Position lamp device |
| TWM522147U (en) * | 2015-12-10 | 2016-05-21 | Coplus Inc | Auto taillight |
| CN208457848U (en) * | 2018-07-23 | 2019-02-01 | 嘉兴海拉灯具有限公司 | A kind of mounting bracket for car light and the car light with the mounting bracket |
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| CN111706826A (en) | 2020-09-25 |
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