CN113701122A - Sealing structure of automobile front combined lamp - Google Patents
Sealing structure of automobile front combined lamp Download PDFInfo
- Publication number
- CN113701122A CN113701122A CN202110936007.4A CN202110936007A CN113701122A CN 113701122 A CN113701122 A CN 113701122A CN 202110936007 A CN202110936007 A CN 202110936007A CN 113701122 A CN113701122 A CN 113701122A
- Authority
- CN
- China
- Prior art keywords
- lamp
- sealing structure
- light guide
- guide plate
- automobile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/50—Waterproofing
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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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21W2102/00—Exterior vehicle lighting devices for illuminating 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
- 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
-
- 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]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a sealing structure of a front combination lamp of an automobile, which comprises a large lamp cover, a plurality of small lamp covers arranged in the large lamp cover and connected with the large lamp cover, a light guide plate arranged in each small lamp cover, and a circuit board arranged at the rear ends of the light guide plates, and is characterized in that: the inner side of the big lamp cover is provided with an inner clamping part, and the rear part of the small lamp cover is provided with an outer clamping part; the outer clamping part of the small lamp shade is correspondingly clamped with the inner clamping part of the big lamp shade to form a U-shaped glue groove; coating sealant in the glue groove; the rear end of the light guide plate is provided with a rubber rib, and the rubber rib at the rear end of the light guide plate is inserted into the rubber groove coated with the sealant to form a complete local sealing structure. The invention can form a complete local sealing structure, solve the problem that the local area on the surface of the lamp cover is fogged and cannot be eliminated, improve the appearance quality of the vehicle lamp and improve the product percent of pass; and the processing procedure can be simplified, and the processing cost can be reduced.
Description
Technical Field
The invention relates to an automobile lighting system, in particular to an automobile front combined lamp sealing structure.
Background
At present, the overall modeling design of an automobile tends to be flat, three-dimensional and personalized, the modeling of the automobile front combination lamp gradually has a more expanded modeling design development trend, and many traditional structures cannot meet the requirements of modeling, quality, process and the like. The popularization of the LED light source enables the front combined lamp to have larger breakthrough in size than the traditional halogen headlamp, but the spraying process of the mask coating is limited due to the structural arrangement and the fogging problem of the headlamp in many times, so that the model cannot break through in the limited space. It is necessary to partially seal the area which is easy to cause problems, so as to achieve the purposes of no spraying and no fogging, reduce market complaints caused by appearance and process problems, reduce the scrap problem caused by difficult process and reduce the production cost.
CN 113028358A discloses a "waterproof sealing novel automobile front combined lamp", which comprises a high and low beam reflecting bowl, the high and low beam reflecting bowl has a high beam reflecting bowl cavity and a low beam reflecting bowl cavity; the rear lamp holder shell is fixed on the rear side of the high-beam and low-beam reflecting bowl through screws and is provided with a high-beam mounting wall, a low-beam mounting wall, a first waterproof cap mounting wall, a second waterproof cap mounting wall and a third positioning mounting wall, wherein the third positioning mounting wall sinks in a stepped manner from the second waterproof cap mounting wall; the decorative outer frame is arranged around the high and low beam reflection bowl; the front lamp cover shell is fixed on the decorative outer frame through screws and is buckled on the rear lamp holder shell in a buckling mode; and a mounting bracket. It is through setting gradually the waterproof cap installation wall of second with the back light socket casing, high beam installation wall, first waterproof cap installation wall, and passing light installation wall, third location installation wall, mutual ladder shaping, cooperation high-low beam reflection bowl strengthens the grading excellence, strengthens waterproof leakproofness simultaneously. The technical solution disclosed in this patent document is of course an advantageous attempt in the art.
Disclosure of Invention
The invention aims to provide a sealing structure of an automobile front combination lamp, which can form a complete local sealing structure, solve the problem that the local area on the surface of a lamp cover is fogged and cannot be eliminated, improve the appearance quality of the automobile lamp and improve the product percent of pass; and the processing procedure can be simplified, and the processing cost can be reduced.
The invention relates to an automobile front combined lamp sealing structure, which comprises a large lamp cover, a plurality of small lamp covers arranged in the large lamp cover and connected with the large lamp cover, a light guide plate arranged in each small lamp cover, and a circuit board arranged at the rear ends of the light guide plates, and is characterized in that: the inner side of the big lamp cover is provided with an inner clamping part, and the rear part of the small lamp cover is provided with an outer clamping part; the outer clamping part of the small lamp shade is correspondingly clamped with the inner clamping part of the big lamp shade to form a U-shaped glue groove; coating sealant in the glue groove; the rear end of the light guide plate is provided with a rubber rib, and the rubber rib at the rear end of the light guide plate is inserted into the rubber groove coated with the sealant to form a complete local sealing structure.
Further, the lamp shade further comprises a decorative frame fixedly connected to the edge of the headlamp shade through screws, and the decorative frame covers the outer face of the partial sealing structure.
Furthermore, the lamp shade also comprises decorative sheets which are fixedly connected with the edges of the two sides of each small lamp shade through screws.
The lamp shade further comprises a rear light baffle plate arranged behind the circuit board and an upper light baffle plate arranged outside the edge of the headlamp mask.
Further, the sealant is silica gel.
Furthermore, the surfaces of the big lamp shade and the small lamp shade are sprayed with high-density silicon oxide coatings.
Further, a collimating optical lens structure is arranged at the bottom of the light guide plate, and fine convex textures are arranged at a light outlet of the light guide plate.
Further, an LED light source is arranged on the circuit board, and light emitted by the LED light source is collected and enters the light guide plate through a collimating optical lens at the bottom of the light guide plate.
The invention has the beneficial effects that:
the large lamp face cover and the small lamp face cover are split into two parts and then are clamped to form a complete whole, so that the process difficulty in the processing process and the difficulty in injection molding of a mold can be reduced;
because the small lamp face cover and the big lamp face cover are clamped and connected to form a U-shaped glue groove, the glue rib at the rear end of the light guide plate and the glue groove structure can form a complete sealing structure, and the local sealing structure can separate the air outside the lamp from other sealing areas in the lamp, so that the problem that the local areas on the surfaces of the large lamp face cover and the small lamp face cover are fogged and cannot be eliminated is solved;
because the automobile front combined lamp is provided with a local sealing structure, no air enters after the interior of the automobile front combined lamp is sealed, the inner surface of the automobile front combined lamp does not need to be sprayed with an antifogging coating, the automobile lamp can be ensured not to be fogged, the cost is reduced, and meanwhile, the process defects caused by spraying are reduced.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic external view of the present invention;
fig. 3 is a sectional view a-a of fig. 2.
In the figure (technical signature):
1-headlight cover, 11-inner clamping part;
2-small lamp shade, 21-external clamping part;
3-light guide plate, 31-rubber rib;
4-circuit board, 5-back light barrier, 6-upper light barrier, 7-glue groove, 8-sealant, 9-decorative frame, 10-decorative sheet.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2 and 3, the sealing structure for the front combination lamp of the automobile comprises a large lamp cover 1, three small lamp covers 2 arranged in the large lamp cover and connected with the large lamp cover, a light guide plate 3 arranged in each small lamp cover, and a circuit board 4 arranged at the rear end of the light guide plates, and is characterized in that: the inner side of the big lamp shade 1 is provided with an inner clamping part 11, and the rear part of the small lamp shade 2 is provided with an outer clamping part 21; the outer clamping part 21 of the small lamp shade 2 is correspondingly clamped with the inner clamping part 11 of the big lamp shade 1 to form a U-shaped glue groove 7; the sealant 8 is coated in the sealant groove; the split of the big lamp face cover and the small lamp face cover is divided into two parts, and then the whole body is formed through clamping, so that the process difficulty in the machining process and the difficulty of injection molding of a mold can be reduced.
The back end of the light guide plate 3 is provided with a rubber rib 31, and the rubber rib 31 at the back end of the light guide plate is inserted into the rubber groove 7 coated with the sealant 8 to form a complete local sealing structure. The local sealing structure enables air outside the lamp to be isolated from other sealing areas in the lamp, so that the problem that the local area on the surface of the lamp covers of large and small lamps is fogged and cannot be eliminated is solved.
The lamp shade further comprises a decorative frame 9 fixedly connected to the edge of the headlamp shade 1 through screws, and the decorative frame 9 covers the outer side of the partial sealing structure. Thereby obscuring all non-cosmetic structures.
The lamp shade also comprises decorative sheets 10 which are fixedly connected with the edges of two sides of each small lamp shade 2 through screws so as to improve the appearance quality of the lamp.
Also comprises a rear light barrier 5 arranged behind the circuit board 4 and an upper light barrier 6 arranged outside the edge of the headlight mask 1.
The sealant 8 is silica gel. The silica gel has good fluidity, can fill the structural gap, and can prevent objects such as air, water vapor, dust and the like from entering after solidification. Other sealants or EPDM or foaming materials can be adopted to match the structure for sealing.
The surfaces of the big lamp shade 1 and the small lamp shade 2 are sprayed with high-density silicon oxide coatings. The coating has high hardness, and can block general splashing objects so as to ensure the surface strength of large and small lamp covers.
The bottom of the light guide plate 3 is provided with a collimating optical lens structure, and the light outlet of the light guide plate 3 is provided with fine convex textures so as to refract and scatter light to an area required to be irradiated by laws and regulations.
The circuit board 4 is provided with an LED light source, and light emitted by the LED light source is collected and enters the light guide plate through a collimating optical lens at the bottom of the light guide plate 3.
The automobile front combined lamp with the local sealing structure has the advantages that air does not enter the automobile front combined lamp after the interior of the automobile front combined lamp is sealed, the inner surface of the automobile front combined lamp does not need to be sprayed with an anti-fog coating, the automobile lamp can be prevented from fogging, the cost is reduced, and meanwhile, the process defects caused by spraying are reduced.
Claims (8)
1. The utility model provides a seal structure of automobile front combined lamp, includes headlight mask (1), a plurality of establish in headlight mask and little headlight mask (2) of being connected with it, establish light guide plate (3) in every headlight mask, establish circuit board (4) at a plurality of light guide plate rear ends, characterized by: an inner clamping part (11) is arranged on the inner side of the big lamp mask (1), and an outer clamping part (21) is arranged at the rear part of the small lamp mask (2); the outer clamping part (21) of the small lamp shade (2) is correspondingly clamped with the inner clamping part (11) of the big lamp shade (1) to form a U-shaped glue groove (7); a sealant (8) is coated in the glue groove; the rear end of the light guide plate (3) is provided with a rubber rib (31), and the rubber rib (31) at the rear end of the light guide plate is inserted into a rubber groove (7) coated with a sealant (8) to form a complete local sealing structure.
2. The sealing structure of a front combination lamp of an automobile as set forth in claim 1, wherein: the headlamp cover is characterized by further comprising a decorative frame (9) fixedly connected to the edge of the headlamp cover (1) through screws, and the decorative frame (9) covers the outer face of the local sealing structure.
3. The sealing structure of the front combination lamp of the automobile as set forth in claim 1 or 2, wherein: the lamp shade also comprises decorative sheets (10) which are fixedly connected with the edges of the two sides of each small lamp shade (2) through screws.
4. The sealing structure of a front combination lamp of an automobile as set forth in claim 1, wherein: the headlamp shade is characterized by further comprising a rear light barrier (5) arranged behind the circuit board (4) and an upper light blocking plate (6) arranged outside the edge of the headlamp shade (1).
5. The sealing structure of a front combination lamp of an automobile as set forth in claim 1, wherein: the sealant (8) is silicone sealant.
6. The sealing structure of a front combination lamp of an automobile as set forth in claim 1, wherein: high-density silicon oxide coatings are sprayed on the surfaces of the large lamp face shield (1) and the small lamp face shield (2).
7. The sealing structure of the front combination lamp of the automobile as set forth in claim 1 or 2, wherein: the bottom of the light guide plate (3) is provided with a collimating optical lens structure, and a light outlet of the light guide plate (3) is provided with fine convex textures.
8. The sealing structure of a front combination lamp of an automobile as set forth in claim 7, wherein: and the circuit board (4) is provided with an LED light source, and light emitted by the LED light source is collected and enters the light guide plate through a collimating optical lens at the bottom of the light guide plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110936007.4A CN113701122B (en) | 2021-08-16 | 2021-08-16 | Sealing structure of automobile front combined lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110936007.4A CN113701122B (en) | 2021-08-16 | 2021-08-16 | Sealing structure of automobile front combined lamp |
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| Publication Number | Publication Date |
|---|---|
| CN113701122A true CN113701122A (en) | 2021-11-26 |
| CN113701122B CN113701122B (en) | 2023-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110936007.4A Active CN113701122B (en) | 2021-08-16 | 2021-08-16 | Sealing structure of automobile front combined lamp |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446200A (en) * | 2022-01-30 | 2022-05-06 | 重庆长安新能源汽车科技有限公司 | Automobile logo capable of emitting light |
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| 曹翔: ""车灯热分析关键技术及结雾准则研究"", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》, no. 7 * |
| 李秀丽: ""从纽马克翻译理论看专利文摘英译的研究报告"", 《中国优秀硕士学位论文全文数据库哲学与人文科学辑》, no. 2 * |
| 陶永亮;: "汽车灯罩与灯体装配连接方式", 汽车工程师, no. 11 * |
| 黄志杰;: "塑料在汽车上的应用现状及发展趋势", 汽车工艺与材料, no. 01 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446200A (en) * | 2022-01-30 | 2022-05-06 | 重庆长安新能源汽车科技有限公司 | Automobile logo capable of emitting light |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113701122B (en) | 2023-06-02 |
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