Ceiling lamp structure with fly-eye lens

Abstract

The utility model discloses a ceiling lamp structure with a fly's-eye lens, which comprises a mounting base, a shell fixedly connected with the mounting base, a circuit board assembly arranged in the mounting base and a lampshade lens assembly arranged on the shell, and a plurality of LED lamp beads are distributed on the circuit board assembly. The LED lamp further comprises a projection lens set, a fly's-eye lens and a polarizing plate which are arranged in the shell, the projection lens set, the fly's-eye lens and the polarizing plate are arranged between the circuit board assembly and the lampshade lens assembly, and the projection lens set, the fly's-eye lens and the polarizing plate are sequentially arranged from top to bottom. The LED ceiling lamp is reasonable in design, and large-range uniform irradiation of the ceiling lamp is achieved by arranging the fly's-eye lens designed according to the fly's-eye principle.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile lighting, and more specifically to a ceiling lamp structure with a compound eye lens. Background Art

[0002] A roof light is usually installed inside a car to provide lighting for reading, activities inside the car, and other scenes. The prior art, such as a roof light disclosed in CN203580763U, includes a shell, a cover, and a lamp holder and a storage cavity arranged on the shell. The lamp holder is provided with four LED lamps, and the four LED lamps are evenly distributed on the circumference, and the angle between two adjacent LED lamps is 90°. The superior effect of the roof light of the utility model is that: since the roof light is provided with both an LED lamp for lighting and a storage cavity for accommodating small components, the cover can cover the accommodating cavity arranged on the shell, effectively preventing the components placed in the accommodating cavity from sliding out when the vehicle is bumpy, there are 4 LED lamps, which can provide sufficient lighting for the car, and the LED lamp has low power and low energy consumption. The roof light of the utility model improves the space utilization rate in the car.

[0003] However, the above-mentioned prior art has the following disadvantages: when multiple LED light sources are provided, due to the presence of gaps between them, each light source may cause uneven illumination when irradiating a plane inside the vehicle. Summary of the invention

[0004] The utility model overcomes the shortcomings of the prior art and provides a ceiling lamp structure with a compound eye lens. The structure is reasonably designed and the purpose of uniform illumination of a large range of the ceiling lamp is achieved by arranging the compound eye lens designed using the compound eye principle.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A ceiling lamp structure with a compound eye lens comprises a mounting base, a shell fixedly connected to the mounting base, a circuit board assembly arranged in the mounting base, and a lampshade lens assembly arranged on the shell, wherein a plurality of LED lamp beads are arranged on the circuit board assembly, and further comprises a projection lens group, a compound eye lens, and a polarizing plate arranged in the shell, wherein the projection lens group, the compound eye lens, and the polarizing plate are arranged between the circuit board assembly and the lampshade lens assembly, and the projection lens group, the compound eye lens, and the polarizing plate are arranged in sequence from top to bottom.

[0007] Preferably, a first slot is provided on the outer ring side of the projection lens group, a first plug pin matching the first slot is provided on the outer ring side of the fly-eye lens, and the fly-eye lens is inserted into the first slot through the first plug pin to achieve connection with the projection lens group.

[0008] Preferably, a second slot is provided on the first plug post, a second plug post matching with the second slot is provided on the outer ring side of the polarizing plate, and the polarizing plate is inserted into the second slot through the second plug post to achieve connection with the fly-eye lens.

[0009] Preferably, a first convex block is arranged on the surface of the outer ring of the projection lens group facing the fly-eye lens, and a first abutting block is arranged on the outer ring of the fly-eye lens protruding from a position opposite to the first convex block.

[0010] Preferably, a second convex block is provided on the surface of the outer ring of the polarizing plate facing the fly-eye lens, and a second abutting block is provided on the outer ring of the fly-eye lens protruding at a position opposite to the second convex block.

[0011] Preferably, a protruding matching block is provided on the inner circumferential surface of the shell, the first protrusion extends to the side of the outer ring of the projection lens group, the first protrusion protrudes from the side of the outer ring of the projection lens group, the second protrusion extends to the side of the outer ring of the polarizing plate, the second protrusion protrudes from the side of the outer ring of the polarizing plate, the first protrusion and the second protrusion are correspondingly arranged in the vertical direction, and the first protrusion and the second protrusion are both in contact with the matching block.

[0012] Preferably, a mounting groove for accommodating the circuit board assembly is provided on the mounting base, a positioning hole is provided on the circuit board assembly, and a positioning column is provided on the housing at a position corresponding to the positioning hole.

[0013] Preferably, a positioning groove is provided on the housing, and a matching positioning block is provided at a position corresponding to the positioning groove on the lampshade lens assembly.

[0014] Preferably, a mounting frame is provided on the outer side of the shell, and a mounting block is provided on the lampshade lens assembly along its circumference.

[0015] Beneficial effects of the utility model:

[0016] The utility model has a reasonable structural design and realizes the purpose of evenly irradiating a large range of the ceiling lamp by arranging a compound eye lens designed by adopting the compound eye principle. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a specific embodiment of the utility model;

[0018] Figure 2 It is a cross-sectional view of a specific embodiment of the utility model;

[0019] Figure 3 The exploded diagram of the projection lens group, the fly-eye lens and the polarizing plate of the specific embodiment of the utility model is shown;

[0020] Figure 4 This is a diagram showing the connection structure of a projection lens group, a fly-eye lens and a polarizing plate in a specific embodiment of the utility model;

[0021] Figure 5 for Figure 4 The enlarged view of point A in the middle;

[0022] Figure 6 for Figure 4 The enlarged view of point B in the middle;

[0023] Figure 7 The structure of the housing is shown in the following figure. Figure 1 ;

[0024] Figure 8 The structure of the housing is shown in the following figure. Figure 2 ;

[0025] Fig. 9 This is a structural schematic diagram of a specific embodiment of the utility model reflecting that the circuit board assembly is located in the mounting base;

[0026] Fig.10 The figure is a schematic diagram of the structure of a lampshade lens assembly according to a specific embodiment of the present invention.

[0027] In the figure: 1. mounting base; 11. mounting slot; 2. housing; 21. mating block; 22. positioning column; 23. positioning slot; 24. mounting frame; 3. circuit board assembly; 31. LED lamp beads; 32. positioning holes; 4. lampshade lens assembly; 41. positioning block; 42. mounting block; 5. projection lens group; 51. first slot; 52. first protrusion; 6. compound eye lens; 61. first plug column; 62. second slot; 63. first abutment block; 64. second abutment block; 7. polarizing plate; 71. second plug column; 72. second protrusion. 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] like Figure 1-10As shown, a ceiling light structure with a fly-eye lens includes a mounting base 1, a shell 2 fixedly connected to the mounting base 1, a circuit board assembly 3 placed in the mounting base 1, and a lampshade lens assembly 4 arranged on the shell 2, a plurality of LED lamp beads 31 are arranged on the circuit board assembly 3, and also includes a projection lens group 5, a fly-eye lens 6 and a polarizing plate 7 arranged in the shell 2, the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 are arranged between the circuit board assembly 3 and the lampshade lens assembly 4, and the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 are arranged in sequence from top to bottom.

[0030] By adopting the above technical solution, in the utility model, the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 in the housing 2 are arranged between the circuit board assembly 3 and the lampshade lens assembly 4, and the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 are arranged in sequence from top to bottom. In this way, the projection lens group 5 is used for light uniformity, and the fly-eye lens 6 designed by the fly-eye principle is used to achieve the effect of uniform illumination of the ceiling lamp in a large range. Among them, the projection lens group 5 is provided with LED lamp beads 31 arranged on the circuit board assembly 3 in a one-to-one correspondence.

[0031] As an improved specific implementation method, a first slot 51 is provided on the outer ring side surface of the projection lens group 5, a first pin 61 matching with the first slot 51 is provided on the outer ring side surface of the fly-eye lens 6, and the fly-eye lens 6 is inserted into the first slot 51 through the first pin 61 to achieve connection with the projection lens group 5; a second slot 62 is provided on the first pin 61, and a second pin 71 matching with the second slot 62 is provided on the outer ring side surface of the polarizing plate 7, and the polarizing plate 7 is inserted into the second slot 62 through the second pin 71 to achieve connection with the fly-eye lens 6.

[0032] By adopting the above technical solution, the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 can be fixedly connected in pairs, which is convenient for disassembly and assembly and has good connection stability.

[0033] As an improved specific implementation method, a first protrusion 52 is arranged on the surface of the outer ring of the projection lens group 5 facing the fly-eye lens 6, and a first abutment block 63 is arranged on the outer ring of the fly-eye lens 6 protruding from the position of the first protrusion 52; a second protrusion 72 is arranged on the surface of the outer ring of the polarizing plate 7 facing the fly-eye lens 6, and a second abutment block 64 is arranged on the outer ring of the fly-eye lens 6 protruding from the position of the second protrusion 72.

[0034] By adopting the above technical solution, the projection lens group 5 and the fly-eye lens 6, as well as the fly-eye lens 6 and the polarizing plate 7, have good positioning when fixedly connected, and can reduce the contact friction between the two when connected. Since the ceiling light of the utility model is specifically installed on the roof, the friction damage between the components caused by vibration can be effectively reduced during the driving of the car.

[0035] As an improved specific implementation method, a protruding matching block 21 is provided on the inner circumferential surface of the outer shell 2, the first protrusion 52 is extended to the side of the outer ring of the projection lens group 5, and the first protrusion 52 is protruded from the side of the outer ring of the projection lens group 5, the second protrusion 72 is extended to the side of the outer ring of the polarizing plate 7, and the second protrusion 72 is protruded from the side of the outer ring of the polarizing plate 7, the first protrusion 52 and the second protrusion 72 are correspondingly arranged in the vertical direction, and the first protrusion 52 and the second protrusion 72 are both in contact with the matching block 21.

[0036] By adopting the above technical solution, since the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 are placed in the outer shell 2, the abutment and matching arrangement of the first protrusion 52, the second protrusion 72 and the matching block 21 makes the projection lens group 5, the fly-eye lens 6 and the polarizing plate 7 placed in the outer shell 2 have good positioning stability.

[0037] As an improved specific implementation, a mounting groove 11 for accommodating the circuit board assembly 3 is provided on the mounting base 1, a positioning hole 32 is provided on the circuit board assembly 3, and a positioning column 22 is provided on the housing 2 at a position corresponding to the positioning hole 32.

[0038] By adopting the above technical solution, the arrangement of the mounting groove 11 can realize good accommodation and positioning of the circuit board assembly 3, and the matching arrangement of the positioning hole 32 and the positioning column 22 can realize positioning of the circuit board through the housing 2.

[0039] As an improved specific implementation method, a positioning groove 23 is provided on the outer shell 2, and a matching positioning block 41 is provided at the position corresponding to the positioning groove 23 on the lampshade lens assembly 4; a mounting frame 24 is provided on the outer side of the outer shell 2, and a mounting block 42 is provided on the lampshade lens assembly 4 along its circumference.

[0040] By adopting the above technical solution, the positioning block 41 and the positioning groove 23 are arranged in cooperation, so that when the lampshade lens assembly 4 is installed, the housing 2 can provide a certain installation position for it. The arrangement of the mounting frame 24 and the mounting block 42 can realize the convenient installation of the ceiling light of the utility model on the top of the vehicle.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A ceiling lamp structure with a compound eye lens, comprising a mounting base (1), a housing (2) fixedly connected to the mounting base (1), a circuit board assembly (3) arranged in the mounting base (1), and a lampshade lens assembly (4) arranged on the housing (2), wherein a plurality of LED lamp beads (31) are arranged on the circuit board assembly (3), characterized in that: The invention also comprises a projection lens group (5), a compound eye lens (6) and a polarizing plate (7) which are arranged in the housing (2); the projection lens group (5), the compound eye lens (6) and the polarizing plate (7) are arranged between the circuit board assembly (3) and the lampshade lens assembly (4); the projection lens group (5), the compound eye lens (6) and the polarizing plate (7) are arranged in sequence from top to bottom.

2. A ceiling light structure with a fly-eye lens according to claim 1, characterized in that: A first slot (51) is provided on the outer ring side surface of the projection lens group (5), and a first plugging post (61) matching with the first slot (51) is provided on the outer ring side surface of the fly-eye lens (6). The fly-eye lens (6) is inserted into the first slot (51) via the first plugging post (61) to achieve connection with the projection lens group (5).

3. A ceiling light structure with a fly-eye lens according to claim 2, characterized in that: A second slot (62) is provided on the first plug post (61), and a second plug post (71) matching with the second slot (62) is provided on the outer ring side surface of the polarizing plate (7). The polarizing plate (7) is inserted into the second slot (62) via the second plug post (71) to achieve connection with the compound eye lens (6).

4. A ceiling light structure with a fly-eye lens according to claim 1, 2 or 3, characterized in that: A first convex block (52) is provided on the surface of the outer ring of the projection lens group (5) facing the fly-eye lens (6), and a first abutment block (63) is provided on the outer ring of the fly-eye lens (6) at a position protruding relative to the first convex block (52).

5. The ceiling light structure with a fly-eye lens according to claim 4, characterized in that: A second convex block (72) is provided on the surface of the outer ring of the polarizing plate (7) facing the compound eye lens (6), and a second abutment block (64) is provided on the outer ring of the compound eye lens (6) at a position protruding relative to the second convex block (72).

6. The ceiling light structure with a fly-eye lens according to claim 5, characterized in that: A protruding matching block (21) is provided on the inner circumferential surface of the housing (2); a first protrusion (52) is extended to the side of the outer ring of the projection lens group (5); the first protrusion (52) is protruding from the side of the outer ring of the projection lens group (5); a second protrusion (72) is extended to the side of the outer ring of the polarizing plate (7); the second protrusion (72) is protruding from the side of the outer ring of the polarizing plate (7); the first protrusion (52) and the second protrusion (72) are correspondingly arranged in the vertical direction; the first protrusion (52) and the second protrusion (72) are both in contact with the matching block (21).

7. The ceiling light structure with a fly-eye lens according to claim 6, characterized in that: The mounting base (1) is provided with a mounting groove (11) for accommodating the circuit board assembly (3), the circuit board assembly (3) is provided with a positioning hole (32), and the housing (2) is provided with a positioning column (22) at a position corresponding to the positioning hole (32).

8. The ceiling light structure with a fly-eye lens according to claim 7, characterized in that: A positioning groove (23) is provided on the housing (2), and a matching positioning block (41) is provided at a position corresponding to the positioning groove (23) on the lampshade lens assembly (4).

9. The ceiling light structure with a fly-eye lens according to claim 8, characterized in that: A mounting frame (24) is arranged on the outer side of the housing (2), and a mounting block (42) is arranged on the lampshade lens assembly (4) along its circumference.

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