CN210179535U

CN210179535U - TIR lens array and lighting module thereof

Info

Publication number: CN210179535U
Application number: CN201921029806.8U
Authority: CN
Inventors: Qiang Wang; 王强; Fei Wang; 王飞
Original assignee: Guangdong Vorong Photoelectric Technology Co ltd
Current assignee: Guangdong Vorong Photoelectric Technology Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-03-24
Anticipated expiration: 2029-07-03

Abstract

The utility model provides a TIR lens array and a lighting module thereof, wherein a light-emitting part and at least two TIR lenses are arranged in the lens array, and the light-emitting surface of the TIR lens and the light-in surface of the light-emitting part are integrally formed to form the TIR lens array; and simultaneously, TIR lens the outside edge with go into between the plain noodles edge of light-emitting portion regional installation department that forms, for TIR lens array install provide the structural basis in lighting module, contrast prior art, TIR lens array in the embodiment of the utility model provides a can provide the structural basis for a plurality of TIR lenses of integration installation, practiced thrift lighting module's installation time.

Description

TIR lens array and lighting module thereof

Technical Field

The utility model relates to the field of lamps and lanterns, in particular to TIR lens array and lighting module thereof.

Background

In the existing lamp, the lens is a key component for controlling the light emitting effect, and for an LED light source with a large solid angle of light emission, the lens is required to condense light to achieve a good light emitting effect, and the TIR lens is one of the more commonly used lenses. Because the lamp pearl of LED lamps and lanterns is more, can adopt a plurality of TIR lenses to constitute the array usually, TIR lens among the current lens array is installed alone usually, though can realize the installation of lens, but need set up a plurality of installation positions in lighting module's casing, it is more consuming time to install when TIR lens is in large quantity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a TIR lens array and lighting module thereof, can simplify the installation of TIR lens, save time.

According to a first aspect of the present invention, there is provided a TIR lens array, comprising a light emitting portion and at least two TIR lenses, wherein a light emitting surface of each TIR lens and a light incident surface of the light emitting portion are integrally formed; the light incident surface of the light emergent part further comprises an installation part, and the installation part is an area enclosed between the outermost side edge of the TIR lens and the edge of the light incident surface of the light emergent part.

Further, the light emergent part is a glass lens.

Furthermore, the light incident surface of the light emergent part is of a plane structure.

Furthermore, the edge of the light-emitting surface of the TIR lens (120) does not intersect with the edge of the light-entering surface of the light-emitting part (110).

Further, the light incident side of the TIR lens further comprises a convex cavity for arranging a light source.

Further, the upper surface of the convex cavity is a concave surface.

According to the utility model discloses the second aspect provides a lighting module, including casing and light source subassembly, be provided with between casing and the light source subassembly and have the utility model discloses the first aspect TIR lens array.

Further, a plurality of lamp beads are arranged in the light source component, and the number of the lamp beads is the same as that of the TIR lenses and corresponds to that of the TIR lenses.

Further, a first waterproof part is arranged on the bottom side of the outer edge of the shell, and the lower side of the first waterproof part and the lower side of the light source assembly are located on the same plane.

Further, a second waterproof part for forming a sealing partition is further arranged at the joint of the shell and the TIR lens array.

The embodiment of the utility model provides an in one or more technical scheme, following beneficial effect has at least: the utility model provides a TIR lens array and a lighting module thereof, wherein a light-emitting part and at least two TIR lenses are arranged in the lens array, and the light-emitting surface of the TIR lens and the light-in surface of the light-emitting part are integrally formed to form the TIR lens array; and simultaneously, TIR lens the outside edge with go into between the plain noodles edge of light-emitting portion regional installation department that forms, for TIR lens array install provide the structural basis in lighting module, contrast prior art, TIR lens array in the embodiment of the utility model provides a can provide the structural basis for a plurality of TIR lenses of integration installation, practiced thrift lighting module's installation time.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a front view of a TIR lens array of a first embodiment of the present invention;

fig. 2 is a bottom view of a TIR lens array of a first embodiment of the present invention;

fig. 3 is a schematic perspective view of the present invention along the direction a in fig. 1;

fig. 4 is a schematic cross-sectional view of a TIR lens in a TIR lens array according to a first embodiment of the present invention;

fig. 5 is a top view of a lighting module according to a first embodiment of the present invention;

fig. 6 is a bottom view of the lighting module according to the first embodiment of the present invention;

fig. 7 is a perspective sectional view of a lighting module according to a first embodiment of the present invention;

fig. 8 is a top view of a lighting module according to a second embodiment of the present invention;

fig. 9 is a bottom view of a lighting module according to a second embodiment of the present invention;

fig. 10 is a top view of a lighting module according to a third embodiment of the present invention;

fig. 11 is a bottom view of a lighting module according to a third embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 4, a first aspect of the first embodiment of the present invention provides a TIR lens array 100, which includes a light emergent portion 110 and at least two TIR lenses 120, wherein a light emergent surface of the TIR lens 120 is integrally formed with a light incident surface of the light emergent portion 110; the light incident surface of the light emergent portion further includes an installation portion 111, and the installation portion 111 is an area between an outermost side edge of the TIR lens 120 and an edge of the light incident surface of the light emergent portion 110.

Wherein, in this embodiment, light-emitting portion 110 can be the structure of arbitrary shape, can possess the light-emitting side with go into the light side can, specific structure according to the light-emitting demand adjustment can, its optical parameter is not the utility model relates to an improvement, no longer describe here. It should be noted that the TIR lens 120 may be any type of TIR lens, and the optical parameters and the size of the lens are not improvements of the present invention, and are not described herein. It is understood that the number of the TIR lenses 120 may be any number greater than or equal to 2, and the present embodiment takes 9 lenses shown in fig. 2 as an example, and the specific number may be adjusted according to actual requirements. It should be noted that the arrangement of the TIR lenses 120 may be any manner, and may be adjusted according to actual requirements, for example, as shown in fig. 2, 9 TIR lenses 120 are divided into 3 rows, each row has 3 TIR lenses, and preferably, the TIR lenses 120 located in the same row or the same row are coaxially arranged, and the light emitting surfaces of two adjacent TIR lenses 120 are tangentially arranged, so that the light emitted from the entire TIE lens array 100 is more uniform, and a better light emitting effect is achieved. It should be noted that the TIR lenses 120 may be tangent to the edge of the light exit portion 110, or may be spaced apart from the edge of the light exit portion 110, and in this embodiment, a certain distance is preferably left, as shown in fig. 1 and 2, to form an annular protrusion, so that when the TIR lens array 100 is mounted, the fastening can be realized through the mounting portion 111, and there is no need to reserve a connecting hole or provide a groove for fixing in the gap between the TIR lenses 120 for connection, thereby realizing simple mounting.

Further, the light emitting part 110 is a glass lens.

In this embodiment, the light emergent portion 110 is a glass lens, which can be integrally formed with the TIR lens 120 better, so as to improve the light emergent effect. It should be noted that the light emitting surface of the light emitting portion 110 may be a plane, a convex surface or a concave surface, and the specific shape is adjusted according to the actual light emitting requirement, which is not described herein again.

Further, the light incident surface of the light emergent portion 110 is a planar structure.

Wherein, because TIR lens 120 is located the income light side of light portion 110, therefore TIR lens 120 need be with the light source one-to-one when the practical application is in the lighting module, to most lighting module speaking light source all is located the coplanar, in order to realize better light effect, the income light face of the preferred light portion of this embodiment is planar structure, thereby make the income light face of TIR lens 120 be located the coplanar, be more suitable for the application of module, if the light source that has special module in the practical use sets up in different planes, for example, the ball-type, also can adjust the income light face structure of light portion 110, can realize that TIR lens 120 and light source one-to-one can.

Referring to fig. 2, further, the edge of the light exiting surface of the TIR lens 120 does not intersect with the edge of the light entering surface of the light exiting portion 110.

It should be noted that the mounting portion 111 formed between the edge of the light-emitting surface of the TIR lens 120 and the light-emitting portion 110 may be an annular structure, or may be an irregular shape, for example, a part of the TIR lens 120 intersects or is tangent to the edge of the light-emitting portion 110, and this embodiment is preferably not intersected, that is, an annular structure is formed, which can improve the uniformity of the stress of the mounting portion 111, and achieve stable mounting.

Referring to fig. 4, further, the light incident side of the TIR lens 120 further includes a convex cavity 121 for disposing a light source.

The convex cavity 121 in the TIR lens 120 may be in any shape, the specific structure may be adjusted according to the actual light emitting effect, the preferred convex cavity 121 in this embodiment is a circular truncated cone structure, a first boss 124 is formed between the bottom surface of the circular truncated cone and the light incident surface of the TIR lens 120, a second boss 125 is formed between the upper end of the convex cavity 121 and the light emergent surface, and the light emergent angle of the convex cavity 121 can be further changed, so that the TIR lens 120 can realize more diversified light emitting effects, and the specific angle and size of the first boss 124 and the second boss 125 can be adjusted according to the actual light emitting requirement.

Referring to fig. 4, further, the upper surface of the convex cavity 121 is concave.

Wherein, the upper surface of convex cavity 121 can also be plane or convex surface, and the concave surface is the preferred of this embodiment only, because TIR lens mainly used spotlight, consequently convex cavity 121's upper surface sets up to the concave surface can realize better spotlight effect, and concrete shape and optical parameter can according to actual light-emitting demand adjustment.

Referring to fig. 5-7, the second aspect of the first embodiment of the present invention further provides a lighting module, comprising a housing 200 and a light source assembly 300, wherein a TIR lens array 100 according to the first aspect of the present invention is disposed between the housing 200 and the light source assembly 300.

The shape of the housing 200 may be any shape, and may be adjusted according to actual requirements, which is not described herein again. Note that, the light exit side of the housing 200 is provided with a locking portion 210 for blocking the mounting portion 123 when the TIR lens array 100 is mounted on the bottom side of the housing 200, so as to implement mounting. The light source assembly 300 may be any type of light source assembly, such as an aluminum substrate or a solar cell panel, and may be disposed on the TIR lens 120 in a one-to-one correspondence.

Further, a plurality of lamp beads 310 are disposed in the light source assembly 300, and the number of the lamp beads 310 is the same as and only corresponds to that of the TIR lens 120.

In order to achieve a good light emitting effect, it is preferable that the lamp beads 310 correspond to the TIR lens 120 one by one in this embodiment, for example, a convex cavity 121 for installing the lamp beads is disposed at the bottom side of the TIR lens 120, one lamp bead 310 is disposed in the convex cavity 121, and the specific model and parameters of the lamp bead 310 are adjusted according to an actual light emitting effect.

Referring to fig. 7, further, a first waterproof portion 410 is disposed at a bottom side of an outer edge of the housing 200, and a lower side of the first waterproof portion 410 is located on the same plane as a lower side of the light source assembly 300.

Wherein, first waterproof portion 410 is the adhesive tape preferably, can have better elasticity and sealing property, and the downside of first waterproof portion 410 is located the coplanar with the downside of light source subassembly 300 and only is the preferred of this embodiment, can realize that it can to form sealed wall in the outside of light source subassembly 300, and the concrete shape of first waterproof portion 410 can be adjusted according to actual demand.

Further, a second waterproof portion 420 for forming a sealed partition is further disposed at a connection of the housing 200 and the TIR lens array 100.

The second waterproof portion 420 is preferably an adhesive tape, and can have good elasticity and sealing property, and the second waterproof portion 420 is disposed at a connection portion between the TIR lens array 100 and the housing 200, that is, a sealing partition is formed between the mounting portion 123 and the clamping portion 210, so that water penetrating from the light emitting portion 110 can be prevented, and a good waterproof effect can be achieved.

In addition, referring to fig. 8 and 9, the second embodiment of the present invention further provides a lighting module, which has the same general structure as the lighting module in the first embodiment, with the following differences: two TIR lens arrays 100 are disposed in the housing 200. It should be noted that, in the present embodiment, the two TIR lens arrays 100 are preferably arranged in parallel, and the specific arrangement manner is adjusted according to the actual requirement of the lighting module.

In addition, referring to fig. 10 and 11, a third embodiment of the present invention further provides a lighting module, which has the same general structure as the lighting module in the first embodiment, with the following differences: four TIR lens arrays 100 are disposed in the housing 200. It should be noted that, in the present embodiment, the four TIR lens arrays 100 are preferably distributed in a field shape, and may also be distributed in other forms, and the specific arrangement manner is adjusted according to the actual requirement of the lighting module.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A TIR lens array, comprising: the light guide plate comprises a light emergent part and at least two TIR lenses, wherein the light emergent surface of each TIR lens and the light incident surface of the light emergent part are integrally formed; the light incident surface of the light emergent part further comprises an installation part, and the installation part is an area between the outermost side edge of the TIR lens and the edge of the light incident surface of the light emergent part.

2. A TIR lens array according to claim 1, wherein: the light emergent part is a glass lens.

3. A TIR lens array according to claim 2, wherein: the light incident surface of the light emergent part is of a plane structure.

4. A TIR lens array according to claim 1, wherein: the edge of the light-emitting surface of the TIR lens is not intersected with the edge of the light-in surface of the light-emitting part.

5. A TIR lens array according to claim 1, wherein: the light incident side of the TIR lens further comprises a convex cavity for arranging a light source.

6. A TIR lens array according to claim 5, wherein: the upper surface of the convex cavity is a concave surface.

7. An illumination module characterized in that: comprising a housing and a light source assembly between which a TIR lens array according to any of claims 1 to 6 is arranged.

8. The lighting module of claim 7, wherein: the light source component is provided with a plurality of lamp beads, and the number of the lamp beads is the same as that of the TIR lenses and corresponds to that of the TIR lenses.

9. The lighting module of claim 7, wherein: the bottom side of the outer edge of the shell is provided with a first waterproof part, and the lower side of the first waterproof part and the lower side of the light source component are located on the same plane.

10. The lighting module of claim 9, wherein: and a second waterproof part for forming a sealing partition is further arranged at the joint of the shell and the TIR lens array.