Light guide tail end reflective sheath mechanism

Abstract

The utility model relates to the technical field of automobile brake lamp manufacturing, and discloses a light guide tail end reflective sheath mechanism which comprises a light emitting assembly, a light shading piece and a reflective piece, the light output end of the light emitting assembly is fixedly connected with a light conductor, the rear end of the light conductor is in an arc shape, the light shading piece is arranged on the rear side of the right end of the light conductor, and the reflective piece is arranged on the light output end of the light emitting assembly. And the reflector is arranged on the right side surface of the optical conductor. Through the arrangement of the light emitting assembly, the light conductor, the anti-dazzling screen, the reflector and the like, the whole device is convenient to assemble, in the using process, light is guided into the right end of the light conductor through the light conductor incidence opening, the anti-dazzling screen additionally arranged at the tail end of the light conductor can prevent light scattering and light leakage, and the light emitting efficiency is improved. The reflector reflects the light scattered from the tail end back to the photoconductor, so that the loss caused by light conduction is avoided, the brightness of the tail end is supplemented, the whole light of the photoconductor is uniform and attractive, the effect is better, and the experience feeling of actual use is good.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile brake light manufacturing, in particular to a light guide terminal reflective sheath mechanism. Background Art

[0002] With the improvement of people's living standards and the progress of science and technology, cars have become a more popular means of transportation in people's lives, bringing great convenience to people's travel. There are a variety of functional lights used in cars, among which the high-mounted brake light is one of the indispensable lights for cars. Its function is to light up when the car brakes, reminding the driver of the car behind that the car in front needs to brake and needs to keep a safe distance, so that the driver behind can follow up and brake in time, thereby avoiding rear-end traffic accidents.

[0003] High-mounted brake lights are usually divided into two categories, one is gas high-mounted brake lights, and the other is LED high-mounted brake lights. At present, the circular light guide in the high-mounted brake lights has become the most practical and beautiful way to achieve light. However, there is no mechanism to block light and reflect light at the end of the existing light guide, which causes light transmission loss. From the incident port to the end of the light guide, the end will be too dark, the light will be scattered, and the uniformity will be poor. The overall appearance is uneven, and the brightness gradually decreases from the beginning to the end, which is not beautiful and has poor visual effects, thus affecting the actual use effect. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to provide a reflective sheath mechanism at the end of a light guide to solve the problem raised in the above-mentioned background technology that the existing light guide end has no mechanism for shading and reflecting, resulting in light transmission loss, and the light guide will be too dark from the incident port to the end, and the light will be scattered, resulting in poor uniformity. The overall appearance is uneven, the brightness gradually decreases from the beginning to the end, it is not beautiful, the visual effect is poor, and the actual use effect is affected.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reflective sheath mechanism at the end of a light guide, comprising an emitting light component, a shading sheet and a reflective sheet, the output light end of the emitting light component is fixedly connected to the light conductor, and the rear end of the light conductor is arc-shaped, the shading sheet is arranged on the rear side of the right end of the light conductor, the reflective sheet is arranged on the right side surface of the light conductor, a fixing plate is fixedly installed on the left end of the emitting light component, wing plates are fixedly installed on the front and rear sides of the emitting light component and the light conductor, a connecting plate is fixedly installed on the lower side of the shading sheet, a vertical plate 1 is fixedly installed on the front end of the connecting plate, and a vertical plate 2 is fixedly installed on the front side of the upper end of the shading sheet.

[0008] Preferably, relatively close ends of the vertical plate 1 and the vertical plate 2 are respectively fixedly mounted with the first and second insertion rails, and the right ends of the two wing plates are respectively inserted into the first and second insertion rails.

[0009] Through the above technical solution, the two wing plates are inserted into the first and second insertion rails to achieve assembly and fixation between the optical conductor and the light shielding sheet.

[0010] Preferably, plug blocks are fixedly mounted on the upper right ends of the vertical plate 1 and the vertical plate 2, and two matching slots are provided on the reflective sheet, and the two plug blocks are respectively inserted into the slots.

[0011] Through the above technical solution, the two inserting blocks are inserted into the slots to realize the positioning of the reflective sheet on the shading sheet.

[0012] Preferably, the reflective sheet is fixedly connected to the two wing plates respectively by two fixing screws.

[0013] Through the above technical solution, the reflective sheet is fixed on the two wing plates, and the reflective sheet is fixed to the right end of the light conductor by abutment.

[0014] Preferably, a threaded barrel 1 is fixedly mounted on the upper front end of the second vertical plate, and a threaded barrel 2 is fixedly mounted on the upper left end of the fixed plate.

[0015] Through the above technical solution, threaded barrel one is used to fix the neutral plate two to the automobile structure with bolts, and threaded barrel two is used to fix the central fixing plate to the automobile structure with bolts, thereby completing the fixing of the entire device to the automobile structure.

[0016] Preferably, a fixing column 1 and a fixing column 2 are fixedly installed on the lower side of the left end of the fixing plate, and the fixing column 1 and the fixing column 2 are arranged with different lengths.

[0017] Through the above technical solution, the first fixing column and the second fixing column are used to quickly position the device in the automobile structure, thereby facilitating installation.

[0018] Compared with the prior art, the utility model provides a reflective sheath mechanism at the end of the light guide, which has the following features:

[0019] Beneficial effects:

[0020] The utility model is easy to assemble as a whole by arranging the emitting light component, light conductor, shading sheet and reflective sheet, etc. During use, light is introduced into the right end of the light conductor through the light conductor incident port, the shading sheet added at the end of the light conductor can prevent light scattering and leakage, and the reflective sheet reflects the light scattered from the end back to the light conductor, thereby avoiding the loss of light conduction and supplementing the brightness of the end, so that the light output of the light conductor is uniform and beautiful as a whole, the effect is better, and the actual use experience is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The overall three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 2 The overall three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0023] Figure 3 It is a schematic diagram of the three-dimensional connection structure of the shading sheet and the reflective sheet of the utility model;

[0024] Figure 4 It is a three-dimensional structural schematic diagram of the shading sheet of the utility model;

[0025] Figure 5 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0026] Figure 6 For this utility model Figure 2 Enlarged structural diagram at B in the middle.

[0027] In the figure: 1. emitting light assembly; 2. light conductor; 3. sunshade; 4. reflector; 5. wing plate; 6. fixing plate; 7. connecting plate; 8. vertical plate 1; 9. vertical plate 2; 10. plug-in rail 1; 11. plug-in rail 2; 12. fixing screw; 13. plug-in block; 14. slot; 15. threaded barrel 1; 16. fixing column 1; 17. fixing column 2; 18. threaded barrel 2. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Embodiment 1:

[0030] like Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the reflective sheath mechanism at the end of the optical waveguide provided by the utility model comprises an emitting light component 1, a shading sheet 3 and a reflective sheet 4. The output light end of the emitting light component 1 is fixedly connected to the optical conductor 2, and the rear end of the optical conductor 2 is arc-shaped. The shading sheet 3 is arranged on the rear side of the right end of the optical conductor 2, and the reflective sheet 4 is arranged on the right side surface of the optical conductor 2. A fixing plate 6 is fixedly installed on the left end of the emitting light component 1, and wing plates 5 are fixedly installed on the front and rear sides of the emitting light component 1 and the optical conductor 2. A connecting plate 7 is fixedly installed on the lower side of the shading sheet 3, a vertical plate 1 8 is fixedly installed on the front end of the connecting plate 7, and a vertical plate 2 9 is fixedly installed on the front side of the upper end of the shading sheet 3.

[0031] Specifically, the relatively close ends of the vertical plate 1 8 and the vertical plate 2 9 are respectively fixedly mounted with the first plug-in rail 10 and the second plug-in rail 11, and the right ends of the two wing plates 5 are respectively inserted into the first plug-in rail 10 and the second plug-in rail 11. The advantage is that the light conductor 2 and the light shielding sheet 3 are assembled and fixed by inserting the two wing plates 5 into the first plug-in rail 10 and the second plug-in rail 11.

[0032] Specifically, the upper right sides of the vertical plate 1 8 and the vertical plate 2 9 are fixedly mounted with plug blocks 13, and the reflective sheet 4 is provided with two matching slots 14, and the two plug blocks 13 are respectively inserted into the slots 14. The advantage is that the reflective sheet 4 is positioned on the shading sheet 3 by inserting the two plug blocks 13 into the slots 14.

[0033] Embodiment 2:

[0034] like Figure 2 , Figure 5 and Figure 6 As shown, as an improvement to the previous embodiment, the reflector 4 is fixedly connected to the two wing plates 5 by two fixing screws 12. The advantage is that the reflector 4 is fixed to the two wing plates 5 and the reflector 4 is fixed to the right end of the light conductor 2.

[0035] Specifically, a threaded barrel 15 is fixedly installed on the upper side of the front end of the second vertical plate 9, and a threaded barrel 18 is fixedly installed on the upper side of the left end of the fixing plate 6. Advantageously, the threaded barrel 15 is used for bolting the second vertical plate 9 on the vehicle structure, and the threaded barrel 18 is used for bolting the fixing plate 6 on the vehicle structure, thereby completing the fixing of the entire device on the vehicle structure.

[0036] Specifically, a fixing column 16 and a fixing column 2 17 are fixedly installed on the lower side of the left end of the fixing plate 6, and the fixing column 16 and the fixing column 2 17 are set with different lengths. The advantage is that the fixing column 16 and the fixing column 2 17 are used for rapid positioning of the device in the automobile structure, thereby facilitating installation.

[0037] When in use, first use the two wing plates 5 to insert into the insertion rails 10 and 11, cover the shading sheet 3 on the outer side of the right end of the light conductor 2, and then use the fixing screws 12 to fix the reflective sheet 4 on the two wing plates 5, so that the reflective sheet 4 abuts against the right end surface of the light conductor 2, and then use the fixing column 16 and the fixing column 2 17 on the fixing plate 6 to position and plug the entire device on the vehicle structure, and finally use the bolts to fix and assemble the device on the vehicle structure through the threaded barrel 15 and the threaded barrel 2 18 to complete the installation; during use, when the car brakes, the emitting light assembly 1 is controlled to emit light, and the light is introduced into the right end of the light conductor 2 through the incident port of the light conductor 2. At this time, the shading sheet 3 added at the end of the light conductor 2 can prevent light scattering and leakage, and the reflective sheet 4 reflects the light scattered from the end back to the light conductor 2, supplementing the brightness of the end, so that the light output of the light conductor 2 is uniform as a whole, and the effect is better.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include"-"comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process-method-article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process-method-article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reflective sheath mechanism at the end of a light guide, comprising a light emitting light assembly (1), a light shielding sheet (3) and a reflective sheet (4), characterized in that: The output light end of the emitting light component (1) is fixedly connected to the optical conductor (2), and the rear end of the optical conductor (2) is arc-shaped. The shading sheet (3) is arranged on the rear side of the right end of the optical conductor (2), and the reflecting sheet (4) is arranged on the right side surface of the optical conductor (2). A fixing plate (6) is fixedly installed on the left end of the emitting light component (1), and wing plates (5) are fixedly installed on the front and rear sides of the emitting light component (1) and the optical conductor (2). A connecting plate (7) is fixedly installed on the lower side of the shading sheet (3), and a vertical plate 1 (8) is fixedly installed on the front end of the connecting plate (7). A vertical plate 2 (9) is fixedly installed on the front side of the upper end of the shading sheet (3).

2. The reflective sheath mechanism at the end of the light guide according to claim 1, characterized in that: The relatively close ends of the vertical plate 1 (8) and the vertical plate 2 (9) are respectively fixedly mounted with the first insertion rail (10) and the second insertion rail (11), and the right ends of the two wing plates (5) are respectively inserted into the first insertion rail (10) and the second insertion rail (11).

3. The reflective sheath mechanism at the end of the light guide according to claim 1, characterized in that: Insert blocks (13) are fixedly mounted on the upper right ends of the vertical plate 1 (8) and the vertical plate 2 (9), and two matching slots (14) are provided on the reflective sheet (4), and the two insert blocks (13) are respectively inserted into the slots (14).

4. The reflective sheath mechanism at the end of the light guide according to claim 1, characterized in that: The reflective sheet (4) is fixedly connected to the two wing plates (5) respectively via two fixing screws (12).

5. The reflective sheath mechanism at the end of the light guide according to claim 1, characterized in that: A threaded barrel (15) is fixedly mounted on the upper front end of the second vertical plate (9), and a threaded barrel (18) is fixedly mounted on the upper left end of the fixed plate (6).

6. The reflective sheath mechanism at the end of the light guide according to claim 1, characterized in that: A fixing column 1 (16) and a fixing column 2 (17) are fixedly installed on the lower side of the left end of the fixing plate (6), and the fixing column 1 (16) and the fixing column 2 (17) are arranged with different lengths.

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