Automobile lamp with anti-fog function

Abstract

The utility model discloses an automobile lamp with an anti-fog function, and relates to the technical field of automobile lamps. Comprising a shell with the bottom connected with a heat dissipation base, a cavity is formed in the shell, a lamp body is installed on the bottom inner wall of the cavity, a heat conduction cover body is assembled in the cavity, a concave cavity is formed in the top of the heat conduction cover body, the bottom inner wall of the concave cavity arches upwards to form an inner lampshade, the inner lampshade covers the lamp body, and heat conduction connecting strips are formed on the inner walls of the two sides of the concave cavity. And an outer lampshade for shielding the cavity and the sunken cavity is mounted on the shell. The outer wall of the shell is integrally connected with a protruding edge connected with the outer lampshade in a matched mode. According to the automobile lamp with the anti-fog function, heat generated when the lamp body works can be conducted into the area between the heat conduction cover body and the outer lampshade through the heat conduction cover body and the heat conduction connecting strips, so that the temperature of the side, close to the outer lampshade, of the inner lampshade can be increased, the situation that fog is generated due to the large temperature difference between the inner wall and the outer wall of the inner lampshade is avoided, and illumination operation of the automobile lamp is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile lamp, concretely is an automobile lamp with anti-fog function. BACKGROUND

[0002] As one of modern traffic tools, the requirement of safety is higher and higher, wherein, the car lamp is one of the most necessary parts in the automobile driving, is installed on the automobile and is used for illuminating operation in the process of driving, as the eye of the automobile, plays the key role, under the bad weather such as foggy day, rain, the car lamp is more important for the guarantee of driving safety

[0003] Because the car lamp works for a long time, the temperature of the closed space inside the automobile lampshade is often higher, the temperature difference between the inner wall and the outer wall of the lampshade is larger, the inner wall has the mist, which influences the illuminating operation of the car lamp, this can lead to the insufficient brightness of the car lamp, the sight is blocked, the risk of safety accident is increased, and the service life of the automobile headlamp is also reduced. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of automobile lamp with anti-fog function to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of automobile lamp with anti-fog function, including the shell that bottom is connected with heat dissipation pedestal, the cavity is formed on the shell, the bottom inner wall of the cavity is equipped with lamp body, the heat conduction cover is assembled in the cavity, the top of the heat conduction cover is formed with recessed cavity, the bottom inner wall of the recessed cavity is arched upward and formed with inner lampshade, the inner lampshade covers lamp body, the two side inner walls of the recessed cavity are all formed with heat conduction connecting strip, the outer lampshade that cavity and recessed cavity are covered is installed on the shell.

[0006] Further, the outer wall of the shell is integrally connected with the convex edge matched with the outer lampshade.

[0007] Further, the bottom inner wall of the cavity is equipped with heat conduction block on the two sides of lamp body, the top of the heat conduction block is equipped with positioning hole, the bottom of the heat conduction cover is fixedly connected with the positioning column that can be inserted into the positioning hole.

[0008] Further, the top of the heat conduction block is evenly equipped with connecting strip, recess is formed between adjacent connecting strip, the two sides of the bottom of the heat conduction cover are equipped with heat conduction convex strip that can be inserted into recess.

[0009] Further, the inner wall of the cavity is equipped with inner edge, the outer wall of the heat conduction cover has the flanging that is placed on inner edge.

[0010] Further, the heat conduction cover is in whole trapezoidal shape.

[0011] Compared with the prior art, the automobile lamp with the anti-fog function has the following beneficial effects: the heat generated when the lamp body works can be conducted to the area between the heat conduction cover body and the outer lamp cover through the heat conduction cover body and the heat conduction connecting strip, so that the side of the inner lamp cover close to the outer lamp cover can be heated, and the large temperature difference between the inner and outer walls of the inner lamp cover can be avoided to generate fog, so as to ensure the lighting operation of the vehicle lamp. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a bottom view structural schematic diagram of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the utility model under the split of the outer lamp cover and the shell;

[0015] Figure 4 It is an enlarged schematic diagram of A of the utility model;

[0016] Figure 5 It is a structural schematic diagram of the heat conduction cover body of the utility model;

[0017] Figure 6 It is an enlarged schematic diagram of B of the utility model.

[0018] In the drawing: 1, shell; 2, cavity; 3, lamp body; 4, heat conduction block; 5, heat dissipation base; 6, heat conduction cover body; 7, recessed cavity; 8, inner lamp cover; 9, heat conduction connecting strip; 10, outer lamp cover; 11, convex edge; 12, positioning hole; 13, positioning column; 14, recess; 15, heat conduction convex strip; 16, inner edge. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-6The utility model discloses an automobile lamp with anti-fog function, including the shell 1 that bottom is connected with the heat dissipation base 5, the cavity 2 is formed by the cavity 2 on the shell 1, the bottom inner wall of cavity 2 is installed with the lamp body 3, the cavity 2 is assembled with the heat conduction cover body 6, the top of heat conduction cover body 6 forms recessed cavity 7, the bottom inner wall of recessed cavity 7 is up arch and forms inner lamp shade 8, the inner lamp shade 8 covers lamp body 3, the both sides inner wall of recessed cavity 7 all forms heat conduction connecting strip 9, the outer lamp shade 10 of cavity 2 and recessed cavity 7 cover is installed on the shell 1.

[0021] The heat conduction cover body 6 is in the shape of a ladder as a whole.

[0022] The outer lamp shade 10 and the inner lamp shade 8 can be epoxy resin lamp shades, which have good heat conduction and heat dissipation properties, and the inner lamp shade 8 can be coated with an acrylic ester anti-fog coating.

[0023] Specifically, the outer wall of the shell 1 is integrally connected with a convex edge 11 that cooperates with the outer lamp shade 10.

[0024] In this embodiment, the outer lamp shade 10 accommodates the top end of the shell 1, and the bottom end of the outer lamp shade 10 contacts the convex edge 11. A sealing groove for installing a sealing ring can be formed in the convex edge 11, so that the outer lamp shade 10 and the convex edge 11 can be connected and sealed.

[0025] Specifically, the bottom inner wall of the cavity 2 is provided with heat conduction blocks 4 on both sides of the lamp body 3. The top of each heat conduction block 4 is provided with a positioning hole 12. The bottom of the heat conduction cover body 6 is fixedly connected with a positioning column 13 that can be inserted into the positioning hole 12.

[0026] The top of each heat conduction block 4 is uniformly provided with a connecting strip. Adjacent connecting strips form a groove 14. The bottom of the heat conduction cover body 6 is provided with heat conduction protrusions 15 that can be inserted into the groove 14.

[0027] In this embodiment, when the heat conduction cover body 6 is installed in the cavity 2, the positioning column 13 is inserted into the positioning hole 12. A screw hole is formed in the bottom end of the positioning column 13. The bottom of the heat dissipation base 5 is provided with a mounting hole that cooperates with the screw hole and the positioning hole 12, so that the heat conduction cover body 6 can be fixed by connecting the positioning column 13 with the positioning hole 12 through a bolt.

[0028] Because the heat conduction cover body 6 is in the shape of a ladder as a whole, the four side inner walls thereof are inclinedly arranged, and the bottom of the heat conduction cover body 6 is also inclinedly arranged. Therefore, the heat conduction protrusions 15 and the heat conduction connecting strips 9 are inclinedly arranged, the groove 14 and the heat conduction protrusions 15 are matched, and the connecting strips on the top of the heat conduction blocks 4 are located between the positioning holes 12 on both sides of the top of the heat conduction blocks 4. When the heat conduction cover body 6 is installed in the cavity 2, the heat conduction protrusions 15 can be inserted into the groove 14.

[0029] The lamp body 3 generates heat during operation, and the generated heat can be transmitted upward through the heat-conducting cover body 6, so that the heat-conducting connecting strip 9 is arranged between the outer lamp cover 10 and the heat-conducting cover body 6, and the side of the inner lamp cover 8 close to the outer lamp cover 10 can be heated, so that the temperature difference between the inner wall and the outer wall of the inner lamp cover 8 is small, and fog is avoided.

[0030] Specifically, the inner wall of the cavity 2 is provided with an inner edge 16, and the outer wall of the heat-conducting cover body 6 is provided with a flange arranged on the inner edge 16.

[0031] In the embodiment, when the heat-conducting cover body 6 is installed in the cavity 2, the flange of the heat-conducting cover body 6 is arranged on the inner edge 16, and a sealing groove for arranging a sealing gasket can be arranged on the inner edge 16, so that the part below the heat-conducting cover body 6 in the cavity 2 can be sealed after the heat-conducting cover body 6 is installed.

[0032] In summary, the automobile lamp with the anti-fog function can transmit the heat generated by the lamp body 3 to the area between the heat-conducting cover body 6 and the outer lamp cover 10 through the heat-conducting cover body 6 and the heat-conducting connecting strip 9, so that the side of the inner lamp cover 8 close to the outer lamp cover 10 can be heated, the temperature difference between the inner wall and the outer wall of the inner lamp cover 8 is small, and fog is avoided, so that the lighting work of the automobile lamp is ensured.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automobile lamp with anti-fog function, comprising a shell (1) with a heat-dissipating base (5) connected to the bottom, characterized in that: The outer shell (1) is formed with a cavity (2), the bottom inner wall of the cavity (2) is provided with a lamp body (3), the cavity (2) is provided with a heat-conducting cover (6), the top of the heat-conducting cover (6) is formed with a recessed cavity (7), the bottom inner wall of the recessed cavity (7) is arched upward to form an inner lampshade (8), the inner lampshade (8) covers the lamp body (3), the two side inner walls of the recessed cavity (7) are both formed with a heat-conducting connecting strip (9), the outer shell (1) is provided with an outer lampshade (10) covering the cavity (2) and the recessed cavity (7).

2. The automobile lamp with anti-fog function according to claim 1, characterized in that: The outer wall of the outer shell (1) is integrally connected with a convex edge (11) matched with the outer lampshade (10).

3. The automobile lamp with anti-fog function according to claim 1, characterized in that: The bottom inner wall of the cavity (2) is provided with a heat-conducting block (4) on both sides of the lamp body (3), the top of the heat-conducting block (4) is provided with a positioning hole (12) on both sides, and the bottom of the heat-conducting cover (6) is fixedly connected with a positioning column (13) which can be inserted into the positioning hole (12).

4. The automobile lamp with anti-fog function according to claim 3, characterized in that: The top of the heat-conducting block (4) is uniformly provided with a connecting strip, recesses (14) are formed between adjacent connecting strips, and the bottom of the heat-conducting cover (6) is provided with a heat-conducting convex strip (15) which can be inserted into the recess (14).

5. The automobile lamp with anti-fog function according to claim 1, characterized in that: The inner wall of the cavity (2) is provided with an inner edge (16), and the outer wall of the heat-conducting cover (6) is provided with a turned edge which is overlapped on the inner edge (16).

6. The automobile lamp with anti-fog function according to claim 1, characterized in that: The heat-conducting cover (6) is in the shape of a ladder as a whole.

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