Automobile ceiling lamp capable of changing light path

Abstract

The utility model relates to an automobile ceiling lamp capable of changing a light path, which comprises a lamp housing and a detachable lens, a circuit board is arranged at the upper end of the lamp housing, a light-transmitting cover is arranged at the lower end of the lamp housing, a light inlet at the tail of the lens corresponds to an LED lamp on the circuit board, and a light outlet surface at the head of the lens corresponds to the light-transmitting cover. A light-transmitting eye located in the center and a plurality of light-transmitting rings diffusing towards the periphery are arranged on the light-emitting face of the lens, the light-transmitting eye is defined by a plurality of concave faces in the circumferential direction, and each light-transmitting ring is defined by a plurality of convex faces in the circumferential direction. The light-transmitting holes and the plurality of light-transmitting rings are additionally arranged on the light-emitting surface of the lens, so that light is deflected, a light path is changed, and illumination falls back to the center of a target plane again.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile dome lights, in particular to an automobile dome light capable of changing a light path. Background Art

[0002] As people's living standards continue to improve, the number of private cars is increasing day by day, and the various supporting equipment of private cars is becoming more and more complete. Among them, various types of vehicle-mounted lighting are becoming more and more widely used. Vehicle-mounted lighting is a lighting device installed on the top of the vehicle and used inside the car. It is widely used in most mid-to-high-end models. The light path of vehicle-mounted lighting is fixed during lighting. In the light path, due to the change of the target plane, the lighting position will deviate. At this time, it is usually necessary to change the installation position of the LED lamp or the entire ceiling light so that the lighting falls back to the center of the target plane, and the replacement operation is more troublesome. Utility Model Content

[0003] Purpose of the utility model: In order to overcome the defects of the prior art, the utility model provides a car ceiling light capable of changing the light path, by adding a light-transmitting eye and a plurality of light-transmitting circles on the light-emitting surface of the lens, so that the light is deflected, thereby changing the light path.

[0004] The technical solution of the utility model is as follows: a car ceiling light capable of changing the light path comprises a lamp housing and a detachable lens, wherein a circuit board is arranged at the upper end of the lamp housing and a light-transmitting cover is arranged at the lower end, a light inlet at the rear end of the lens corresponds to an LED lamp on the circuit board, a light-emitting surface at the head of the lens corresponds to the light-transmitting cover, a light-emitting eye located in the center and a plurality of light-transmitting rings diffused toward the periphery are provided on the light-emitting surface of the lens, the light-transmitting eye is surrounded by a plurality of concave surfaces in the circumferential direction, and each light-transmitting ring is surrounded by a plurality of convex surfaces in the circumferential direction.

[0005] By adopting the above technical solution, a light-transmitting eye and multiple light-transmitting circles are added to the light-emitting surface of the lens, and the light is deflected by the concave or convex surface, thereby changing the light path and returning the illumination to the center of the target plane. The installation position of the LED lamp or the entire ceiling lamp does not need to be changed, and the lens structure does not need to be adjusted in large quantities. Only a concave or convex surface is added to the surface to change the light path.

[0006] Preferably, the lens is tiltedly mounted on an inclined platform, with its light-emitting surface tilted toward the light-transmitting cover.

[0007] Preferably, the light entrance further comprises a light-collecting surface, which is conical and inclined toward the LED lamp.

[0008] Preferably, the lamp housing has a housing seat and a housing cover connected to the bottom of the housing seat, the light-transmitting housing is installed between the housing seat and the housing cover, the housing cover has a light opening 1 for the lampshade head to be exposed, the housing seat has a light cup arranged corresponding to the light opening 1, the light cup also has a light opening 2, the lens is arranged on the top surface of the light cup, and the head is embedded in the light opening 2. The housing seat and the housing cover are detachable, which is convenient for installing the lampshade and the lens, and the head of the lens is embedded in the light opening 2, facing the lampshade with the light opening 2.

[0009] Preferably, the bottom surface of the shell seat has an insertion cavity located at the outer periphery of the optical cup, and the cover tail of the lampshade is also inserted into the insertion cavity. The outer diameter of the cover tail is larger than the cover head to form a step surface. An edge of the optical port of the shell cover can also be pressed on the step surface of the lampshade. The top surface of the shell cover and the outer periphery of the optical port 1 also have an insertion edge that can be inserted into the insertion cavity, and the insertion edge also surrounds the cover tail of the lampshade. An edge of the optical port of the shell cover can also be pressed on the step surface of the lampshade to prevent the lampshade from falling, and the cover tail of the lampshade is also surrounded by the insertion edge to prevent light leakage.

[0010] Preferably, lugs with shaft holes are provided on both sides of one end of the cover tail, and the inner wall of the insertion cavity has an insertion shaft that can be inserted into the shaft hole; and a hook that can be hooked on the shell seat is also provided on the other end of the cover tail. The two ends of the cover tail are conveniently connected and fixed with the shell seat.

[0011] Preferably, the lens is integrally mounted on an inclined platform and placed in a accommodating cavity above the optical cup. The lower end of the inclined platform is also inclinedly supported on the inclined top of the optical cup, and the upper end of the inclined platform is supported via a circuit board. The inclined platform and the top surface of the optical cup are also slidably matched via longitudinal guide blocks and guide grooves.

[0012] Preferably, a plurality of LED lamps are arranged on the circuit board, and a plurality of lenses are correspondingly installed in the lamp housing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural diagram of a specific embodiment of the utility model;

[0014] Figure 2 It is an exploded view of a specific embodiment of the utility model;

[0015] Figure 3 It is an internal structure diagram of a specific embodiment of the utility model;

[0016] Figure 4 for Figure 3 A partial enlarged view of part I;

[0017] Figure 5 This is one of the shell seat structure diagrams of a specific embodiment of the utility model;

[0018] Figure 6 This is the second shell seat structure diagram of a specific embodiment of the utility model;

[0019] Figure 7 It is a structural diagram of a shell cover of a specific embodiment of the utility model;

[0020] Figure 8 This is a structural diagram of a light-transmitting cover according to a specific embodiment of the utility model;

[0021] Fig. 9 This is a lens structure diagram of a specific embodiment of the utility model;

[0022] Fig.10 This is a diagram showing the internal structure of a lens according to a specific embodiment of the present utility model;

[0023] Fig.11 This is a light emitting surface structure diagram of a specific embodiment of the utility model.

[0024] In the figure: lamp housing 1, lens 2, circuit board 3, LED lamp 31, light cover 4, light inlet 21, light outlet surface 22, light eye 221, light circle 222, concave surface 2111, convex surface 2221, inclined platform 5, focusing surface 211, shell base 11, shell cover 12, cover head 41, cover tail 42, step surface 43, light port 121, light cup 111, light port 2 1111, inclined top 1112, insertion cavity 112, edge 122, insertion edge 123, shaft hole 4211, lug 421, insertion shaft 1121, hook 422, accommodating cavity 113, guide block 51, guide groove 52. DETAILED DESCRIPTION

[0025] The technical scheme in this embodiment will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. 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.

[0026] like Figure 1-11As shown, the utility model is a car ceiling light capable of changing the light path, comprising a lamp housing 1 and a removable lens 2, wherein the upper end of the lamp housing 1 is provided with a circuit board 3, and the lower end is provided with a light-transmitting cover 4, the light inlet 21 at the rear of the lens 2 corresponds to the LED lamp 31 on the circuit board 3, and the light-emitting surface 22 at the head of the lens 2 corresponds to the light-transmitting cover 4, and the light-emitting surface 22 of the lens 2 has a light-transmitting eye 221 located in the center and a plurality of light-transmitting circles 222 diffused outward, the light-transmitting eye 221 is surrounded by a plurality of concave surfaces 2111 in the circumferential direction, and each light-transmitting circle 222 is surrounded by a plurality of convex surfaces 2221 in the circumferential direction. The lens 2 is tiltedly mounted on the inclined platform 5, and its light-emitting surface 22 is tilted toward the light-transmitting cover 4. The light inlet 21 also has a light-collecting surface 211, and the light-collecting surface 211 is conically convex and tilted toward the LED lamp 31. Specifically, a plurality of LED lamps 31 are arranged on the circuit board 3 , and a plurality of lenses 2 are correspondingly installed in the lamp housing 1 .

[0027] Specifically, the lamp housing 1 comprises a shell base 11 and a shell cover 12 connected to the bottom of the shell base 11, the shell base 11 and the shell cover 12 are connected by screws or buckles, the light-transmitting cover 4 is installed between the shell base 11 and the shell cover 12, the shell cover 12 has a light opening 121 for exposing the cover head 41 of the lampshade, the shell base 11 has a light cup 111 arranged corresponding to the light opening 121, the light cup 111 also has a light opening 2 1111, the lens 2 is arranged on the top surface of the light cup 111, and the head is embedded in the light opening 2 1111.

[0028] The lampshade has a cover head 41 and a cover tail 42. The outer diameter of the cover tail 42 is larger than the cover head 41 to form a step surface 43. The cover head 41 and the cover tail 42 are transitioned by the step surface 43. The bottom surface of the shell base 11 is provided with an insertion cavity 112 located at the outer periphery of the optical cup 111. The cover tail 42 of the lampshade is also inserted into the insertion cavity 112. An edge 122 of the optical port of the shell cover 12 can also be pressed on the step surface 43 of the lampshade. The top surface of the shell cover 12 and the outer periphery of the optical port 121 are also provided with an insertion edge 123 that can be inserted into the insertion cavity 112. The insertion edge 123 also surrounds the cover tail 42 of the lampshade.

[0029] Specifically, lugs 421 with shaft holes 4211 are provided on both sides of one end of the cover tail 42, and the inner wall of the insertion cavity 112 has an insertion shaft 1121 that can be inserted into the shaft hole 4211; a hook 422 that can be hooked on the shell seat 11 is also provided on the other end of the cover tail 42.

[0030] Specifically, the lens 2 is integrally mounted on the inclined platform 5 and placed in the accommodating cavity 113 above the optical cup 111. The lower end of the inclined platform 5 is also inclinedly abutted against the inclined top 1112 on the optical cup 111. The upper end of the inclined platform 5 is abutted via the circuit board 3. The inclined platform 5 and the top surface of the optical cup 111 are also slidably matched via the longitudinal guide block 51 and the guide groove 52. The guide block 51 is integrally arranged on the inclined platform 5 or the optical cup 111.

[0031] The utility model adds a light-transmitting eye 221 and a plurality of light-transmitting circles 222 on the light-emitting surface 22 of the lens 2, and deflects the light through the concave surface 2211 or the convex surface 2221, thereby changing the light path and returning the illumination to the center of the target plane. The installation position of the LED lamp or the entire ceiling lamp does not need to be changed, and the lens structure does not need to be adjusted in large quantities, and only a concave surface or a convex surface is added on the surface to change the light path.

[0032] It should be noted that in the description of the present invention, all directional indications (such as up, down, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0033] In the description of the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "couple", "connect", and "fix" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or it can be directly connected as one, or it can be indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A car ceiling light capable of changing the light path, comprising a lamp housing (1) and a removable lens (2), wherein the upper end of the lamp housing (1) is provided with a circuit board (3), and the lower end is provided with a light-transmitting cover (4), the light inlet (21) at the rear end of the lens (2) corresponds to the LED light (31) on the circuit board (3), and the light-emitting surface (22) at the head of the lens (2) corresponds to the light-transmitting cover (4), characterized in that: The light-emitting surface (22) of the lens (2) comprises a light-transmitting eye (221) located in the center and a plurality of light-transmitting circles (222) diffused toward the periphery; the light-transmitting eye (221) is surrounded by a plurality of concave surfaces (2111) in the circumferential direction, and each light-transmitting circle (222) is surrounded by a plurality of convex surfaces (2221) in the circumferential direction.

2. The automobile ceiling light capable of changing the light path according to claim 1, characterized in that: The lens (2) is tiltedly mounted on the inclined platform (5), with its light-emitting surface (22) tilted toward the light-transmitting cover (4).

3. The automobile ceiling light capable of changing the light path according to claim 2, characterized in that: The light entrance (21) also has a light collecting surface (211), and the light collecting surface (211) is conically convex and inclined toward the LED lamp (31).

4. A car ceiling light capable of changing the light path according to claim 1, 2 or 3, characterized in that: The lamp housing (1) comprises a housing base (11) and a housing cover (12) connected to the bottom of the housing base (11); the light-transmitting cover (4) is arranged between the housing base (11) and the housing cover (12); the housing cover (12) comprises a first light opening (121) for allowing a cover head (41) of the lamp housing to be exposed; the housing base (11) comprises a light cup (111) arranged corresponding to the first light opening (121); the light cup (111) further comprises a second light opening (1111); the lens (2) is arranged on the top surface of the light cup (111), and the head thereof is embedded in the second light opening (1111).

5. The automobile ceiling light capable of changing the light path according to claim 4, characterized in that: The bottom surface of the shell seat (11) is provided with an insertion cavity (112) located at the periphery of the optical cup (111), and the cover tail (42) of the lampshade is also inserted into the insertion cavity (112). The outer diameter of the cover tail (42) is larger than the cover head (41) to form a step surface (43). An edge (122) of the optical port of the shell cover (12) can also be pressed on the step surface (43) of the lampshade. The top surface of the shell cover (12) and the periphery of the optical port (121) are also provided with an insertion edge (123) that can be inserted into the insertion cavity (112), and the insertion edge (123) also surrounds the cover tail (42) of the lampshade.

6. The automobile ceiling light capable of changing the light path according to claim 5, characterized in that: Lugs (421) with shaft holes (4211) are provided on both sides of one end of the cover tail (42), and an insert shaft (1121) capable of being inserted into the shaft hole (4211) is provided on the inner wall of the insert cavity (112); a hook (422) capable of being hooked onto the shell seat (11) is also provided on the other end of the cover tail (42).

7. The automobile ceiling light capable of changing the light path according to claim 4, characterized in that: The lens (2) is integrally mounted on the inclined platform (5) and placed in a receiving cavity (113) above the optical cup (111); the lower end of the inclined platform (5) is also inclinedly abutted against an inclined top (1112) on the optical cup (111); the upper end of the inclined platform (5) is abutted via a circuit board (3); and the inclined platform (5) and the top surface of the optical cup (111) are slidably matched via a longitudinal guide block (51) and a guide groove (52).

8. The automobile ceiling light capable of changing the light path according to claim 1, 2 or 3, characterized in that: A plurality of LED lamps (31) are arranged on the circuit board (3), and a plurality of lenses (2) are correspondingly arranged in the lamp housing (1).

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