CN212108029U

CN212108029U - Light equalizing module

Info

Publication number: CN212108029U
Application number: CN202020738895.XU
Authority: CN
Inventors: 沈建志; 涂国远; 吴家亮; 关杰胜; 区长富; 卢德全; 李美月; 龙家明
Original assignee: Jiangmen Lucky Opto Precision Co ltd
Current assignee: Jiangmen Lucky Opto Precision Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-08
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a module of samming, wherein the module of samming includes: the upper side of the light guide strip is provided with a diffusion mesh point; the outer cover is made of light-transmitting materials and is provided with an accommodating groove for installing the light guide strip; the shape of the fixing frame is matched with that of the outer cover, the fixing frame is arranged on one surface of the outer cover, which is provided with the accommodating groove, and the fixing frame is used for packaging the accommodating groove and fixing the light guide strip; and the LED fixing seat is arranged at the first section and/or the tail section of the light guide strip and used for providing a light source. The light guide strip is provided with the diffusion mesh points, so that the light guide strip shaped like a Chinese character hui integrally emits light, and all parts of the light guide strip emit light uniformly and have consistent brightness; and the light-equalizing module can emit uniform light by matching with other components.

Description

Light equalizing module

Technical Field

The utility model relates to an abnormal shape light-emitting component field, in particular to light equalizing module.

Background

At present, the appearance requirements of a series of products such as cabinets and the like on the market are higher and higher, and more manufacturers begin to increase the appearance visual effect of the products such as the cabinets and the like by installing lamp sets additionally. In order to meet the requirements of various customers, various lamp groups are also available in the market, and the problem of uneven light emission of special-shaped lamp groups is often caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a light equalizing module can guarantee that whole luminous is even, has better luminous effect.

According to the utility model discloses a uniform light module of first aspect embodiment, include:

the upper side of the light guide strip is provided with a diffusion mesh point;

the outer cover is made of light-transmitting materials and is provided with an accommodating groove for installing the light guide strip;

the shape of the fixing frame is matched with that of the outer cover, the fixing frame is arranged on one surface of the outer cover, which is provided with the accommodating groove, and the fixing frame is used for packaging the accommodating groove and fixing the light guide strip;

and the LED fixing seat is arranged at the first section and/or the tail section of the light guide strip and used for providing a light source.

According to the utility model discloses light equalizing module has following beneficial effect at least: the diffusion mesh points are arranged on the light guide strip, light rays of the LED lamp holder enter the light guide strip from the end face of the light guide strip, the light rays are repeatedly refracted in the light guide strip to be transmitted, when the light rays irradiate the diffusion mesh points, the light rays can be reflected from various angles to be diffused for one time, and other light rays which do not irradiate the diffusion mesh points are reflected and refracted forwards, so that other parts of the light guide strip can normally emit light; through set up the diffusion site on the leaded light strip for the leaded light strip of returning the style of calligraphy is whole luminous, and each part is luminous even, and luminance is unanimous.

According to some embodiments of the utility model, the lower extreme inboard of dustcoat still is provided with fixed slot, the mount with the position that fixed slot corresponds still is provided with fixed buckle. The outer cover and the fixing frame are combined and fixed through the fixing clamping grooves and the fixing buckles, so that the outer cover is convenient to install and dismantle, and is not required to be reinforced through glue and the like.

According to some embodiments of the present invention, the first section and the last section of the light guide strip are mutually symmetrical J-shaped, and the first section and the last section are inclined from the corner to the vertical direction; the corner of leaded light strip is provided with curved arc section, the shape of holding tank with leaded light strip phase-match. The corners are all set to be gentle radians, so that light loss can be reduced, and the brightness is higher; the first section and the tail section of the light guide strip are arranged in a mutually symmetrical J shape, so that the connection between the LED lamp holder and the light guide strip is facilitated; the first section and the tail section are inclined towards the vertical direction, the radian of a corner at the position can be increased, the radian is more moderate, and the light loss is more favorably reduced.

According to some embodiments of the utility model, the holding tank with the first section with the position spraying that the corner of tail section corresponds to the extreme point part has one section white paint, white paint fades gradually to disappearing. White paint is sprayed on the parts, corresponding to the first section and the tail section, of the light guide strip in the accommodating groove, so that light leakage caused by overhigh light intensity at the incident light position can be avoided, and light loss at the incident light position is reduced; the white paint gradually becomes light to disappear, so that the light of the part can be transited naturally, and the uniformity of the light is ensured.

According to some embodiments of the invention, the diffusing dots are a plurality of pits formed by a laser.

According to some embodiments of the invention, the diffusion dots are arranged more densely at positions further away from the light emitting sources. The denser the diffusion mesh points are, the higher the brightness of light is, the weaker the part of light far away from the light source is, the more dense the diffusion mesh points of the corresponding part are arranged, and the light guide strip can be ensured to be integrally luminous and to emit light more uniformly.

According to some embodiments of the present invention, the LED fixing base is provided with a base, a cover plate, and a light outlet, and a cavity for mounting the LED is provided inside the base; the cover plate is arranged on the lower side surface of the base and used for covering the cavity of the base; the light outlet is arranged on the upper side face of the base and consists of a round table and a cylinder, the round table is hollow inside, and the inner side face of the light outlet is a diffuse reflection face. The LED light source performs diffuse reflection inside the light outlet and the similar conical shape of the light outlet, so that the light source can be more concentrated when being emitted.

According to some embodiments of the utility model, the port inboard of light-emitting window is provided with the stopper. The limiting block limits the depth of the light guide strip inserted into the light outlet, and the proper distance between the LED and the light guide strip is ensured for light reflection and concentration.

According to some embodiments of the invention, one side of the base bottom is connected to one side of the cover plate; the two side faces of the base are provided with clamping tenons, and the two ends of the cover plate are provided with locking buckles corresponding to the clamping tenons. The structure that utilizes tenon and locking buckle carries out the equipment between apron and the base for LED puts into the base inside can convenient and fast more, and convenient the change when LED appears damaging.

According to some embodiments of the utility model, the mount with the position that the LED fixing base corresponds is provided with the support frame, the both sides that the LED fixing base is relative are provided with the clip, the clip be used for with the LED fixing base straining is in on the support frame. Through the design, the LED fixing seat and the fixing frame can be fixed only by simple buckling without additional bonding.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a light equalizing module according to an embodiment of the present invention;

fig. 2 is an exploded view of the light equalizing module according to the embodiment of the present invention;

fig. 3 is a bottom view of the fixing frame of the light equalizing module according to the embodiment of the present invention;

fig. 4 is a side view of the fixing frame of the light equalizing module according to the embodiment of the present invention;

fig. 5 is a top view of the housing of the light equalizing module according to the embodiment of the present invention;

fig. 6 is a perspective view of the bottom of the outer cover of the light equalizing module according to the embodiment of the present invention;

fig. 7 is a perspective view of an LED fixing seat of a light equalizing module according to an embodiment of the present invention;

fig. 8 is a cross-sectional view of the LED fixing base of the light equalizing module according to the embodiment of the present invention;

fig. 9 is a top view of the light guide strip of the light equalizing module according to the embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting 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, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following describes the light equalizing module 100 according to an embodiment of the present invention with reference to the drawings.

As shown in fig. 1 and fig. 2, the light equalizing module 100 according to the embodiment of the present invention includes a light guide bar 110, an outer cover 120, a fixing frame 130, and an LED fixing base 140. The upper side of the light guide strip 110 is provided with diffusion dots; the outer cover 120 is made of a light-transmitting material, is provided with a holding groove 121 fixing frame 130 for mounting the light guide strip 110, has a shape matched with that of the outer cover 120, is arranged on one surface of the outer cover 120, which is provided with the holding groove 121, and is used for packaging the holding groove 121 and fixing the light guide strip 110; and the LED fixing seats 140 are arranged at the first section and/or the tail section of the light guide strip 110 and are used for providing light sources.

The outer cover 120 is a rectangular frame body, and a notch is arranged on one narrow side; the accommodating groove 121 is a groove integrally formed in the outer cover 120 along the outer cover 120, and a starting point and an end point of the accommodating groove 121 are located at the notch of the outer cover 120, and a gap is formed between the starting point and the end point; one side of the light guide strip 110, which is not provided with the diffusion dots, is embedded in the accommodating groove 121, and the first section and the tail section of the light guide strip 110 correspond to the starting point and the end point of the accommodating groove 121; the shape of the fixing frame 130 is matched with that of the outer cover 120, and the fixing frame 130 and one surface of the outer cover 120, which is provided with the accommodating groove 121, are folded up and down, so that the integral packaging is realized, and the light guide strip 110 is fixed in the accommodating groove 121; the two LED holders 140 are respectively connected to two ends of the light guide bar 110 to provide a light source for the light guide bar 110.

According to the embodiment of the present invention, the light equalizing module 100 is configured with the diffusion mesh point on the light guide bar 110, the light of the LED lamp holder enters the light guide bar 110 from the end surface of the light guide bar 110, the light is repeatedly refracted inside the light guide bar 110 for transmission, when the light is emitted to the diffusion mesh point, the light is reflected from various angles for one-time diffusion, and other lights which are not emitted to the diffusion mesh point are reflected and refracted forward, so that other parts of the light guide bar 110 normally emit light; by arranging the diffusion mesh points on the light guide strip 110, the light guide strip 110 in the shape of the Chinese character hui can emit light integrally, and all parts of the light guide strip emit light uniformly and have consistent brightness.

In some embodiments of the present invention, as shown in fig. 3, 4 and 6, a fixing groove 122 is further disposed on the inner side of the lower end of the outer cover 120, and a fixing buckle 132 is further disposed at a position of the fixing frame 130 corresponding to the fixing groove 122. 11 fixing clamping grooves 122 are uniformly formed in the inner side of the lower end of the outer cover 120; the lower part of the fixing frame 130 is attached to the inner side of the outer cover 120, and a fixing buckle 132 is arranged at a corresponding position where the lower end of the fixing frame 130 contacts with the fixing clamping groove 122 of the outer cover 120; the housing 120 and the fixing frame 130 are vertically combined and are engaged with each other, and are fixed by fastening and locking between the fixing groove 122 and the fixing buckle 132 at the lower ends thereof. The outer cover 120 and the fixing frame 130 are combined and fixed through the fastening of the fixing clamping groove 122 and the fixing buckle 132, so that the installation and the removal are convenient, and the reinforcement through glue and the like is not needed.

As shown in fig. 2 and 5, in some embodiments of the present invention, the first and the last sections of the light guide strip 110 are mutually symmetrical J-shaped, and the first and the last sections are inclined from the corner to the vertical direction; the corner of the light guide strip 110 is provided with a curved section, and the shape of the accommodating groove 121 is matched with the light guide strip 110. The first section and the tail section of the light guide strip 110 are J-shaped and symmetrical to each other, meanwhile, the end points of the first section and the tail section are the vertexes of J-shaped hooks, and the corners of the first section and the tail section face the inner side of the outer cover 120; the first section and the tail section of the light guide strip 110 gradually incline upwards from one section from the corner to the end point; the whole shape of the light guide strip 110 corresponds to that of the outer cover 120, and each corner of the light guide strip 110, including the corners at the first section and the tail section, is provided with a curved section, and the radian of the curved section is mild. The bent arc sections are arranged at the corners, so that light loss can be reduced, and the brightness is higher; the first section and the tail section of the light guide strip 110 are arranged in a mutually symmetrical J shape, which is beneficial to the connection between the LED lamp holder and the light guide strip 110; the first section and the tail section are inclined towards the vertical direction, the radian of a corner at the position can be increased, the radian is more moderate, and the light loss is more favorably reduced.

As shown in fig. 5, in some embodiments of the present invention, a section of white paint 1211 is sprayed on the receiving groove 121 from the corner to the end portion of the first section and the end section, and the white paint 1211 gradually fades to disappear. White paint 1211 is sprayed on the portions of the accommodating groove 121 corresponding to the first section and the tail section of the light guide strip 110, so that light leakage caused by excessively high light intensity at the incident light position can be avoided, and light loss at the incident light position is reduced; the white paint 1211 fades to disappear, so that the light of the part can be transited naturally, and the uniformity of the light is ensured.

As shown in fig. 9, in some embodiments of the present invention, the diffusing dots are a plurality of pits formed by laser. Light transmits in the inside repeated refraction of leaded light strip 110, when the light directive diffuses the site, then can follow each angle reflection, once diffuses, and other light that does not have the directive to diffuse the site is then to the front reflection and refraction for other parts of leaded light strip 110 are normally luminous.

As shown in fig. 9, in some embodiments of the present invention, the diffusion dots are arranged more densely at positions farther from the light emitting sources. The farther the part of the light from the light source is, the weaker the light is, and the denser the diffusion mesh points are, the higher the brightness of the light is, the denser the diffusion mesh points of the corresponding part are set, so that the light guide strip 110 can be ensured to emit light integrally and to emit light more uniformly.

As shown in fig. 7 and 8, in some embodiments of the present invention, the LED fixing base 140 is provided with a base 141, a cover plate 142 and a light outlet 143, and a cavity for mounting the LED is provided inside the base 141; the cover plate 142 is disposed at the lower side of the base 141 for covering the cavity of the base 141; the light outlet 143 is disposed on the upper side of the base 141, the light outlet 143 is composed of a hollow circular table and a cylinder, and the inner side of the light outlet 143 is a diffuse reflection surface. The base 141 is a square base 141, the base 141 is hollow, and the bottom of the base is open; the cover plate 142 is disposed at the bottom of the base 141 for covering the cavity of the base 141; the light outlet 143 is disposed on the upper side of the base 141, and is composed of a hollow circular table and a cylinder, and the whole shape is cone-like, and the light outlet 143 is provided with a through hole to connect the inner cavity of the base 141 with the outside. The side walls of the light outlet 143 are diffuse reflection surfaces, and the light of the led in the cavity of the base 141 is diffused and then emitted through the light outlet 143. The LED light source performs diffuse reflection inside the light outlet 143 and the cone-like shape of the light outlet 143 makes the light source more concentrated when emitted.

As shown in fig. 8, in some embodiments of the present invention, a limiting block 1431 is disposed inside the port of the light outlet 143. The limiting block 1431 is disposed at a junction of the circular truncated cone-shaped portion and the cylindrical portion inside the light outlet 143, and may be a circular ring shape, or may be a plurality of dots or other shaped protrusions. The depth of the light guide bar 110 inserted into the light outlet 143 is limited by the limit block 1431, and it is ensured that a proper distance is provided between the LED and the light guide bar 110 for light reflection and concentration.

As shown in fig. 7, in some embodiments of the present invention, one side of the bottom of the base 141 is connected to one side of the cover 142; two side surfaces of the base 141 are provided with tenons 1411, and two ends of the cover plate 142 are provided with locking buckles 1421 corresponding to the tenons 1411. One side of the bottom of the base 141 is connected with the opposite side of the cover 142, and the side surfaces of the base 141 at both sides of the side are respectively provided with a tenon 1411; the two corresponding sides of the cover plate 142 are provided with locking buckles 1421, the locking buckles 1421 are square rings, and the locking buckles 1421 are perpendicular to the cover plate 142 and are disposed on the side of the cover plate 142. The cover plate 142 and the base 141 are assembled by the engaging structure of the latch 1411 and the locking buckle 1421, so that the LED can be more conveniently and quickly placed in the base 141, and the LED can be conveniently replaced when damaged.

As shown in fig. 1 and 4, in some embodiments of the present invention, a supporting frame 131 is disposed at a position of the fixing frame 130 corresponding to the LED fixing base 140, and two opposite sides of the LED fixing base 140 are provided with a clip 144, wherein the clip 144 is used for fastening the LED fixing base 140 to the supporting frame 131. The supporting frame 131 is a plate extending from the fixing frame 130, and has a width consistent with that of the LED fixing base 140, and two side surfaces of the LED fixing base 140 corresponding to the width thereof are respectively provided with a clip 144. Through the design, the LED fixing seat 140 and the fixing frame 130 can be fixed only by simple buckling, and additional adhesion is not needed; and the clip 144 is provided at both ends of the base 141, so that the clip 144 at one end can be selected for use as required.

In some embodiments of the present invention, the material of the housing 120 is light diffusion PC plastic, and the light guide bar 110 is MMA fiber. The light diffusion PC plastic has the characteristics of high light transmission, high diffusion, no glare, no light shadow and the like; the MMA fiber has the characteristics of good light conductivity, good diffusivity and the like. The light diffusion PC plastic is used as the outer cover 120 and the MMA optical fiber is used as the light guide bar 110, so that the overall light emitting effect of the light emitting module is better, and the light uniformity is better.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A light-equalizing module, comprising:

2. The light equalizing module according to claim 1, wherein a fixing groove is further disposed on an inner side of a lower end of the outer cover, and a fixing buckle is further disposed at a position of the fixing frame corresponding to the fixing groove.

3. The light homogenizing module as claimed in claim 1, wherein the first and the last segments of the light guiding strip are mutually symmetrical J-shaped, and the first and the last segments are inclined from the corner to the vertical direction; the corner of leaded light strip is provided with curved arc section, the shape of holding tank with leaded light strip phase-match.

4. The light equalizing module of claim 3, wherein the receiving groove is coated with a section of white paint at a position corresponding to a corner-to-end portion of the first section and the second section, and the white paint gradually fades to disappear.

5. The light-equalizing module of claim 1, wherein the diffusing dots are a plurality of laser-engraved pits.

6. The light-equalizing module of claim 1, wherein the diffusing dots are disposed more densely at positions farther from the light-emitting source.

7. The light equalizing module of claim 1, wherein the LED holder is provided with a base, a cover plate and a light outlet, and the base is provided with a cavity for mounting an LED therein; the cover plate is arranged on the lower side surface of the base and used for covering the cavity of the base; the light outlet is arranged on the upper side face of the base and consists of a round table and a cylinder, the round table is hollow inside, and the inner side face of the light outlet is a diffuse reflection face.

8. The light equalizing module according to claim 7, wherein a stopper is disposed inside the port of the light outlet.

9. The light homogenizing module of claim 7, wherein one side of the base bottom is connected to one side of the cover plate; the two side faces of the base are provided with clamping tenons, and the two ends of the cover plate are provided with locking buckles corresponding to the clamping tenons.

10. The light equalizing module of claim 1, wherein a supporting frame is disposed at a position of the fixing frame corresponding to the LED fixing seat, and two opposite sides of the LED fixing seat are provided with clips for fastening the LED fixing seat to the supporting frame.