CN209446812U

CN209446812U - One kind shines uniform side entering type glass light guide plate

Info

Publication number: CN209446812U
Application number: CN201920217543.7U
Authority: CN
Inventors: 李飞; 唐业波; 孙大富; 汤占刚; 王本初
Original assignee: Dongguan Yintaifeng Optical Technology Co Ltd
Current assignee: Dongguan Yintaifeng Optical Technology Co Ltd
Priority date: 2019-02-18
Filing date: 2019-02-18
Publication date: 2019-09-27
Anticipated expiration: 2029-02-18

Abstract

The utility model system provides one kind and shines uniform side entering type glass light guide plate, including glass plate, the back side of glass plate is along i, the direction j is evenly dividing as the cell of pq 1mm*1mm, two incidence surfaces are located at two end faces of the glass plate on the direction j, the back side of glass plate is equipped with optical waveguide layer, optical waveguide layer includes several light directing sites, optical waveguide layer is divided into a normal distribution region, two submaximum regions and four corners reinforcement region, four corners reinforcement region is located at four corners of glass back, two submaximum regions are located at two sides of the glass plate back center on the direction j.The utility model can effectively increase refraction, the reflection efficiency of light, light emission luminance herein can effectively be enhanced, furthermore, four corners of glass plate and center two sides are also provided with high dot density, can effectively in reinforcing glass plate incident light weakness brightness, can effectively ensure the brightness uniformity of glass light guide plate Integral luminous.

Description

One kind shines uniform side entering type glass light guide plate

Technical field

The utility model relates to glass light guide plate field, it is guide-lighting to specifically disclose one kind uniform side entering type glass that shines Plate.

Background technique

Glass light guide plate refers to back side laser engraving, V-type cross grid engraving or UV screen printing skill in glass plate Art stamps light directing site, and light reaches each light directing site Shi Huixiang all angles diffusion from the surface feeding sputtering of light guide plate, light, Then conditioned reflex is destroyed to be projected by light guide plate front.

As people's lives level is continuously improved, requirement of the people to commodity such as illuminator, electronic products is increasingly Height, the lightening design in most of commodity all regions, side entering type glass light guide plate refer to that light source is arranged in glass light guide plate side The structure in face can significantly reduce the thickness of light emitting structure.In the prior art, the light directing site in most of glass light guide plate is all Be it is equally distributed, the illumination effect for being easy to cause glass light guide plate final is uneven.

Utility model content

Based on this, it is necessary to be directed to prior art problem, provide one kind and shine uniform side entering type glass light guide plate, have The effect of even light-guiding can effectively ensure the brightness uniformity of glass light guide plate Integral luminous.

To solve prior art problem, the utility model discloses one kind and shines uniform side entering type glass light guide plate, including Glass plate, the back side of glass plate are evenly dividing along the direction i, j as the cell of pq 1mm*1mm, and i ∈ p, j ∈ q, two enter Smooth surface is located at two end faces of the glass plate on the direction j, and the back side of glass plate is equipped with optical waveguide layer, and optical waveguide layer includes several leaded lights Site, optical waveguide layer are divided into a normal distribution region, two submaximum regions and four corners reinforcement region, four corner reinforcement Region is located at four corners of glass back, and two submaximum regions are located at two of glass plate back center on the direction j Side；

Under any i value, the dot density in normal distribution region is all satisfied following formula:

Wherein, a=50, b=26.

Further, p=110, q=120.

Further, the minimum diameter of light directing site is 0.1~0.3mm.

Further, light directing site with a thickness of 8~13 μm.

Further, in two submaximum regions highest peak position of the dot density on ij coordinate be respectively (10,60) and (101,60)。

Further, the peak value of dot density is 1.24 in submaximum region.

Further, in the reinforcement region of four corners highest peak position of the dot density on ij coordinate be respectively (1,1), (1,120), (110,120) and (110,1).

Further, the peak value of dot density is 1.25~1.4 in corner reinforcement region.

It shines uniform side entering type glass light guide plate the utility model has the following beneficial effects: the utility model discloses one kind, The dot density being arranged on two incident side lines changes along normal distribution curve, the net far from the glass core position at light source Dot density is big, can effectively increase refraction, the reflection efficiency of light, can effectively enhance light emission luminance herein, in addition, also in glass Four corners of plate and center two sides are provided with high dot density, can effectively in reinforcing glass plate incident light weakness it is bright Degree, has the effect of even light-guiding, can effectively ensure the brightness uniformity of glass light guide plate Integral luminous, the property of glass light guide plate It can be good.

Detailed description of the invention

Fig. 1 is the present invention looks up structural representation of the utility model.

Fig. 2 is the schematic diagram of the section structure of the utility model.

Fig. 3 is the distribution schematic diagram of dot density when the utility model is applied.

Appended drawing reference are as follows: glass plate 10, optical waveguide layer 11, light directing site 111, normal distribution region 21, submaximum region 22, angle Fall reinforcement region 23, light source 30.

Specific embodiment

For the feature, technological means and specific purposes achieved, function that can further appreciate that the utility model, below The utility model is described in further detail in conjunction with attached drawing and specific embodiment.

Referring to figs. 1 to Fig. 3.

The utility model embodiment discloses one kind and shines uniform side entering type glass light guide plate, as shown in Figure 1, 2, including glass The back side of glass plate 10, glass plate 10 is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q, i, j table Show the coordinate position at 10 back side of glass plate, 10 front of glass plate is light-emitting surface, and two incidence surfaces are located at glass plate 10 on the direction j Two end faces, light source 30 is arranged in both ends of the glass plate 10 on the direction j, i.e., two groups of light sources 30 are arranged in two incidence surfaces Outside, the back side of glass plate 10 is equipped with optical waveguide layer 11, and optical waveguide layer 11 includes several light directing sites 111, and optical waveguide layer 11 is divided into one 21, two, a normal distribution region submaximum region 22 and four corners reinforcement region 23, four corners reinforcement region 23 are located at glass Four corners at 10 back side of glass plate, two submaximum regions 22 are located at two sides of 10 back center of glass plate on the direction j, excellent Selection of land, two submaximum regions 22 are divided to pass through the direction the j both ends at center positioned at 10 back side of glass plate on the position of proximal edge, are led Remaining behind the two submaximum regions 22 of removing of photosphere 11 and four corners reinforcement region 23 is normal distribution region 21；

The sum of area of all light directing sites 111 and 1cm in one cell²Ratio be dot density, a unit The sum of all 111 areas of light directing site can be greater than 1 in lattice, and what light directing site 111 was overlapped partly belongs to two individual areas, It needs to calculate twice, under any i value, the dot density in normal distribution region 21 is all satisfied following formula:

Wherein, a=50, b=26, no matter why i is worth in normal distribution region 21, S_jIt is all satisfied above formula.

The utility model is arranged the dot density on two incident side lines and changes along normal distribution curve, far from light source The dot density of glass core position is big, can effectively increase refraction, the reflection efficiency of light, can effectively enhance herein shine Brightness can be effectively in reinforcing glass plate in addition, be also provided with high dot density in four corners of glass plate and center two sides The brightness of incident light weakness, has the effect of even light-guiding, can effectively ensure that the brightness of glass light guide plate Integral luminous is equal Even, the performance of glass light guide plate is good.

In the present embodiment, the minimum diameter of light directing site 111 is 0.1~0.3mm, it is preferable that light directing site 111 is most Minor diameter is 0.1~0.15mm.

Based on the above embodiment, light directing site 111 with a thickness of 8~13 μm, it is preferable that light directing site 111 is guide-lighting oil The position thickness of ink dot, the overlapping of light guide ink point is bigger than general position, can further strengthen reflection, refraction effect.

In the present embodiment, in two submaximum regions 22 highest peak position of the dot density on ij coordinate be respectively (10, 60) with (101,60), two submaximum regions 22 is set according to different requirements, and expand different faces from highest peak position to surrounding Product, and the dot density in submaximum region 22 is gradually decrease to fit with normal distribution region 21 around from the position at top With connection.

Based on the above embodiment, the peak value of dot density is 1.24 in submaximum region 22, can effectively ensure center range Interior light emission luminance.

In the present embodiment, highest peak position of the dot density on ij coordinate is respectively in four corners reinforcement region 23 (1,1), (1,120), (110,120) and (110,1), the top of dot density, which is respectively positioned on, in four corners reinforcement region 23 leads Four corner endpoint locations of photosphere 11, can utmostly improve the effect of brightness reinforcement, four are arranged according to different requirements, Different areas is expanded in a corner reinforcement region 23 from highest peak position to surrounding, and the dot density in corner reinforcement region 23 from Highest peak position is gradually decrease to that connection can be adapted to normal distribution region 21 to surrounding.

Based on the above embodiment, the peak value of dot density is 1.25~1.4 in corner reinforcement region 23, can effectively be ensured The light emission luminance of marginal position.

In the present embodiment, p=110, q=120 are set, except two submaximum regions 22 and four corners reinforcement region 23 with Several special areas are additionally provided on outer normal distribution region 21, during each coordinate is in these special areas all following table 1 The heart expands some areas to surrounding, gradually reduces to surrounding to can adapt to be connected to just using the dot density at center as peak value On state distributed areas 21, the dot density distribution on the final glass light guide plate back side is as shown in Figure 3.

Table 1, special area dot density table

Coordinate i	Coordinate j	Dot density S
			12.5	14	1.06
55	14	1.02
			97.5	14	1.06
12.5	106	1.06
			55	106	1.02
97.5	106	1.06
			1	25	1.35
1	95	1.35
			110	25	1.35
110	95	1.35
			109.5	120	1.2
0.5	1	1.2
			109.5	1	1.2
0.5	120	1.2

The design processing method of the utility model successively the following steps are included:

A, the back side of glass plate 10 is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q, I, j indicates the coordinate position at 10 back side of glass plate；

B, light directing site 111 is printed to four corners at 10 back side of glass plate form four corners reinforcement region 23；

C, light directing site 111 is printed respectively to two sides of 10 back center of glass plate on the direction j form Liang Ge submaximum area Domain 22；

D, the place printing light directing site 111 to glass back plate in addition to all corner reinforcement region 23 and submaximum region 22 Normal distribution region 21 is formed, 23, two, four corners reinforcement region submaximum region 22 and a normal distribution region 21 form Optical waveguide layer 11, under any i value, the dot density of just too distributed areas is all satisfied following formula:

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims

The uniform side entering type glass light guide plate 1. one kind shines, which is characterized in that including glass plate (10), the glass plate (10) The back side be evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q, two incidence surfaces are located at the glass The back side of two end faces of the glass plate (10) on the direction j, the glass plate (10) is equipped with optical waveguide layer (11), the optical waveguide layer (11) Including several light directing sites (111), the optical waveguide layer (11) is divided into a normal distribution region (21), two submaximum regions (22) and four corners reinforcement region (23), four corner reinforcement regions (23) are located at the four of the glass plate (10) back side A corner, two submaximum regions (22) are located at two sides of the glass plate (10) back center on the direction j；

Under any i value, the dot density of the normal distribution region (21) is all satisfied following formula:

Wherein, a=50, b=26.
The uniform side entering type glass light guide plate 2. one kind according to claim 1 shines, which is characterized in that p=110, q= 120。
The uniform side entering type glass light guide plate 3. one kind according to claim 1 shines, which is characterized in that the leaded light net The minimum diameter of point (111) is 0.1~0.3mm.
The uniform side entering type glass light guide plate 4. one kind according to claim 3 shines, which is characterized in that the leaded light net Point (111) with a thickness of 8~13 μm.
The uniform side entering type glass light guide plate 5. one kind according to claim 1 shines, which is characterized in that two pairs Highest peak position of the dot density on ij coordinate is respectively (10,60) and (101,60) in peak region (22).
The uniform side entering type glass light guide plate 6. one kind according to claim 5 shines, which is characterized in that the submaximum area The peak value of dot density is 1.24 in domain (22).
The uniform side entering type glass light guide plate 7. one kind according to claim 1 shines, which is characterized in that four angles Fall in reinforcement region (23) highest peak position of the dot density on ij coordinate be respectively (1,1), (1,120), (110,120) and (110,1)。
The uniform side entering type glass light guide plate 8. one kind according to claim 7 shines, which is characterized in that mend in the corner The peak value of dot density is 1.25~1.4 in strong region (23).