CN220171715U

CN220171715U - Light module

Info

Publication number: CN220171715U
Application number: CN202320850690.4U
Authority: CN
Inventors: 谭吉平
Original assignee: Fiio Electronics Technology Co ltd
Current assignee: Fiio Electronics Technology Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-12-12
Anticipated expiration: 2033-04-17

Abstract

The utility model belongs to the technical field of display screens, and particularly relates to a lamplight module, which comprises a shell, a light source and a plastic support, wherein the top of the plastic support is fixed with the inner side of the shell, a rectangular empty slot is arranged on the plastic support, a light barrier is arranged around the rectangular empty slot, the light source is arranged on the inner wall of the shell along the inner wall of the rectangular empty slot, a light guide piece is also arranged on the inner side of the light source, the top of the light guide piece is fixed with the shell through dispensing, the bottom of the light barrier is covered with a mirror reflection piece, the bottom of the mirror reflection piece is provided with a PCB main board, and the PCB main board is fixed on the plastic support and is electrically connected with the light source.

Description

Light module

Technical Field

The utility model belongs to the technical field of display screens, and particularly relates to a light module.

Background

In the current audio electronic digital industry, most of the light effect designs of products on the market have uniform and soft effects, such as backlight modules of display screens, and the effects are uniform, but the design is complex, the cost is high, or dark areas are easy to appear when aiming at light guide with large area, so that the overall light guide effect is poor.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a lamplight module which is used for solving the problems that dark areas are easy to appear, the overall light guide effect is poor and the like in the prior art aiming at light guide with larger area.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a light module, includes shell, light source, plastic support top is fixed with the shell is inboard, be equipped with the rectangle empty slot on the plastic support, be equipped with the light barrier around the rectangle empty slot, the light source is installed in the shell inner wall along the rectangle empty slot inner wall, the light source is inboard still to be equipped with light guide spare, light guide spare top is fixed with the shell through the point gum, the light barrier bottom covers there is the mirror surface reflector, the mirror surface reflector bottom is equipped with the PCB mainboard, the PCB mainboard is fixed in the plastic support and is connected with the light source electricity.

Further, the light barrier penetrates through the PCB main board, and a 45-degree included angle is formed between the mirror reflection sheet arranged on the light barrier and the light source.

Further, the plastic support is provided with supporting legs, and the PCB main board is connected with the supporting legs through bolts.

Further, the light source is further provided with lamp beads towards the side of the light guide member, and each group of lamp beads is 2-3.

Compared with the prior art, the utility model has the following beneficial effects:

1. the mirror reflection sheet is added at the top to emit and cover, so that the light emitted by the lamp beads is reflected by the mirror surface for numerous times to form very uniform light effect without losing brightness;

2. the light is reflected to the light guide piece almost completely by the diffuse reflection of the light reflecting piece by forming the light reflecting piece into a proper angle of the light path according to the light path, and the effect of uniform light emission can be achieved by only using one side of the light source, so that the cost is saved, and the light is uniform when being reflected to the light guide piece.

Drawings

FIG. 1 is a schematic diagram of an exploded view of a lighting module according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a lighting module according to an embodiment of the utility model;

FIG. 3 is a schematic diagram showing an exploded structure of a light module according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a cross-sectional structure of a light module according to an embodiment of the utility model;

reference numerals in the drawings of the specification include: the LED lamp comprises a shell 1, a light source 2, lamp beads 21, a plastic bracket 3, a rectangular empty groove 31, a light barrier 32, supporting legs 33, a light guide 4, a mirror reflector 5 and a PCB main board 6.

Detailed Description

In order that those skilled in the art can better understand the present utility model, the following technical solutions of the present utility model will be further described with reference to the accompanying drawings and examples:

it should be noted that, in the drawings of the embodiments of the present utility model, the same or similar reference numerals correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Examples

As shown in fig. 1-2, the backlight module of the display screen comprises a shell 1, a light source 2 and a plastic support 3, wherein the top of the plastic support 3 is fixed with the inner side of the shell 1, a rectangular empty groove 31 is arranged on the plastic support 3, a light barrier 32 is arranged around the rectangular empty groove 31, the light source 2 is arranged on the inner wall of the shell 1 along the inner wall of the rectangular empty groove 31, a light guide 4 is further arranged on the inner side of the light source 2, the top of the light guide 4 is fixed with the shell 1 through dispensing, the bottom of the light barrier 32 is covered with a mirror reflection sheet 5, the bottom of the mirror reflection sheet 5 is provided with a PCB main board 6, the PCB main board 6 is fixed on the plastic support 3 and electrically connected with the light source 2, a supporting leg 33 is arranged on the plastic support 3, and the PCB main board 6 is connected with the supporting leg 33 through a bolt.

The shell is fixed with 3 plastic support point glues, the light source 2 is pasted on the shell, light guide piece 4 point glues to be fixed on shell 1, the upper and lower both sides of light guide piece 4 all are provided with a set of lamp pearl 21, lamp pearl 21 installs on light source 2, wherein there are 2-3 side luminous orientation light guide piece 4 on one side of lamp pearl 21, specular reflection piece 5 is pasted on plastic support 3, be used for reflecting the light that gathers light source 2 and send, PCB mainboard 6 is fixed on (2) plastic support for linking light source 2, through light guide piece 4 both sides each side 2-3 side luminous lamp pearl 21, shine light guide piece 4, according to the principle that the lamp pearl sent 120 degrees, increase a piece specular reflection piece at the top and launch and cover, simple mode, make the light that the lamp pearl sent, through the mirror surface numerous reflections, form very even light efficiency, and can not lose luminance.

Example two

As shown in fig. 3-4, a lighting module comprises a housing 1, a light source 2, a plastic support 3, wherein the top of the plastic support 3 is fixed with the inner side of the housing 1, a rectangular empty slot 31 is arranged on the plastic support 3, a light barrier 32 is arranged around the rectangular empty slot 31, the light source 2 is arranged on the inner wall of the housing 1 along the inner wall of the rectangular empty slot 31, a light guide 4 is also arranged on the inner side of the light source 2, the top of the light guide 4 is fixed with the housing 1 through dispensing, the bottom of the light barrier 32 is covered with a mirror reflection sheet 5, the bottom of the mirror reflection sheet 5 is provided with a PCB main board 6, the PCB main board 6 is fixed on the plastic support 3 and electrically connected with the light source 2, a supporting leg 33 is arranged on the plastic support 3, the PCB main board 6 is connected with the supporting leg 33 through a bolt, the housing is fixed with the 3 plastic support through dispensing, the light source 2 is pasted on the housing, the light guide 4 is fixed on the housing 1 through dispensing, the light barrier 32 penetrates the PCB main board 6, and install the mirror surface reflection sheet 5 on the light barrier 32 and form 45 degrees contained angles with light source 2, light guide 4 is provided with a set of lamp pearl 21, lamp pearl 21 installs on light source 2, wherein lamp pearl 21 has 2-3 side luminous orientation light guide 4, mirror surface reflection sheet 5 pastes on plastic support 3, be used for reflecting the light that gathers light source 2 and send out, PCB mainboard 6 is fixed on (2) plastic support, be used for linking light source 2, form a suitable angle of light path with the reflection sheet according to the light path, shine light guide 4 through light guide 4 one side luminous lamp pearl 21, make the light almost totally reflect to the light guide through the diffuse reflection of reflection sheet, the advantage of embodiment two is that can just can satisfy even luminous effect with one side light source, thereby more save the cost.

The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application date or before the priority date, can know all the prior art in the field, and has the capability of applying the conventional experimental means before the date, and a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present utility model, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. A light module, its characterized in that: including shell (1), light source (2), plastic support (3) top is fixed with shell (1) inboard, be equipped with rectangle empty slot (31) on plastic support (3), rectangle empty slot (31) are equipped with light barrier (32) all around, light source (2) are installed in shell (1) inner wall along rectangle empty slot (31) inner wall, light source (2) inboard still is equipped with light guide (4), light guide (4) top is fixed with shell (1) through the point gum, light barrier (32) bottom cover has mirror reflector (5), mirror reflector (5) bottom is equipped with PCB mainboard (6), PCB mainboard (6) are fixed in plastic support (3) and are connected with light source (2) electricity.

2. A light module as recited in claim 1, wherein: the light barrier (32) penetrates through the PCB main board (6), and the mirror reflection sheet (5) arranged on the light barrier (32) forms an included angle of 45 degrees with the light source (2).

3. A light module as recited in any one of claims 1-2, wherein: the plastic support (3) is provided with supporting legs (33), and the PCB main board (6) is connected with the supporting legs (33) through bolts.

4. A light module as recited in any one of claims 1-2, wherein: the light source (2) is provided with a lamp bead (21) towards the light guide member (4).