PS diffusion plate with tear-resistant function

Abstract

The utility model discloses a PS diffuser plate with a tear-resistant function, and relates to the technical field of diffuser plates, in particular to an enclosure frame, the lower surface of the enclosure frame is of a hollow structure, through holes are formed in the front side and the rear side of the enclosure frame, a diffuser plate body is fixedly installed on the inner side wall of the enclosure frame, and bearing parts are arranged on the two sides of the lower surface of the diffuser plate body. A transverse bearing part is arranged in the middle of the surface of one side of the diffusion plate body, the connected enclosure frame can be connected with the diffusion plate body, the arch-shaped part is compressed to enable the angles of the two sides to be matched with the bearing part, and then after the arch-shaped part is plugged in, the frames on the two sides are elastically recovered and abut against the inner top wall and the inner bottom wall of the bearing part to be clamped and fixed. At the moment, the diffusion plate body can be placed between the upper anti-tearing plate and the lower anti-tearing plate, the diffusion plate body can be protected and fixed, the diffusion plate body is protected through the upper anti-tearing plate and the lower anti-tearing plate, and the heat conduction performance of the diffusion plate body is improved through heat dissipation holes in the surface of the auxiliary plate.

Description

Technical Field

[0001] The utility model relates to the technical field of diffusion plates, in particular to a PS diffusion plate with tear resistance function. Background Art

[0002] PS diffuser is a material with light diffusion properties among PS (polystyrene) sheet types. It is a type of diffuser among acrylic (PMMA), PC, PP, PS and other material types. It has certain optical characteristics of plastic sheets such as haze, transmittance, and refractive index. It can effectively convert point or line light sources into soft and uniform surface light sources. On the premise of achieving good transmittance, it also has good light source dot matrix shielding properties and is relatively affordable, so it is widely used.

[0003] However, existing diffusion plates all have a drawback. Since the material layers are bonded and fixed with adhesives such as epoxy resin adhesives, their tear resistance is relatively poor and burrs are easily generated on the sides, which can easily cause inconvenience to users in actual use. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a PS diffusion plate with tear resistance function, which solves the problems of poor tear resistance and easy burring on the sides, which easily causes inconvenience to users in actual use.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a PS diffuser plate with anti-tear function includes a frame, the lower surface of the frame is a hollow structure, the front and rear sides of the frame are provided with through holes, the inner side wall of the frame is fixedly installed with a diffuser plate body, the lower surface of the diffuser plate body is provided with bearing parts on both sides, a cross-carrying part is provided in the middle of one side surface of the diffuser plate body, a cavity is provided between the diffuser plate body and the frame, a lower anti-tear plate is provided on the surface of the diffuser plate body, an adhesive is provided between the lower anti-tear plate and the cross-carrying part, a sub-plate is provided on the upper surface of the lower anti-tear plate, the upper surface of the sub-plate is provided with heat dissipation holes, the upper surface of the sub-plate is provided with an upper anti-tear plate, and the upper anti-tear plate is placed in the hollow structure of the frame.

[0006] Optionally, the upper tear-resistant plate and the lower tear-resistant plate are formed by gluing and fixing several layers of ultra-thin fiberglass cloth, a connecting plate is movably connected to a bottom bearing portion of one side of the diffusion plate body, and an arched portion is provided on one side of the connecting plate.

[0007] Optionally, the arched portion is movably sleeved on the surface of the bearing portion, and the number of the connecting plates is two and they are distributed in a mirror-symmetrical manner.

[0008] Optionally, an extension portion is provided on the top of one side surface of the connecting plate, and the extension portion is matched with a through hole on one side of the frame. The arched portion on one side of the connecting plate is an elastic structure, and the surrounding frame after connection will be connected to the diffuser plate body, and the arched portion is compressed to make the angles on both sides match the bearing part. After the arched portion is inserted, the frame on both sides elastically recovers and presses against the inner top wall and the inner bottom wall of the bearing part for clamping and fixing. At this time, the diffuser plate body can be placed between the upper anti-tear plate and the lower anti-tear plate to protect and fix the diffuser plate body.

[0009] Optionally, the top and the bottom of the arched portion are both abutted against the inner top wall and the inner bottom wall of the bearing portion, and the number of heat dissipation holes on the surface of the sub-plate is several and evenly distributed in the form of a rectangular array.

[0010] Optionally, the adhesive is polyimide adhesive, and both sides of the diffusion plate body are in a sealed structure with the connection plate.

[0011] Optionally, the lower tear-resistant plate, the sub-plate and the upper tear-resistant plate are stacked in sequence and placed vertically in the hollow structure of the surrounding frame. The diffusion plate body is protected by the upper tear-resistant plate and the lower tear-resistant plate, and the thermal conductivity of the diffusion plate body is improved through the heat dissipation holes on the surface of the sub-plate.

[0012] The utility model provides a PS diffuser plate with tear resistance function, which has the following beneficial effects:

[0013] The connected frame will be connected to the diffuser plate body, and its compressed arched part makes the angles on both sides match the bearing part. Then after the arched part is inserted, the frames on both sides elastically recover and press against the inner top wall and inner bottom wall of the bearing part for clamping and fixing. At this time, the diffuser plate body can be placed between the upper anti-tear plate and the lower anti-tear plate to protect and fix the diffuser plate body, and the upper anti-tear plate and the lower anti-tear plate can be used to protect the diffuser plate body, and the heat dissipation holes on the surface of the sub-plate improve the thermal conductivity of the diffuser plate body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the explosive disassembly structure of the utility model;

[0017] Figure 3 It is a partial structural schematic diagram of the utility model;

[0018] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model.

[0019] In the figure: 1, frame; 2, diffusion plate body; 21, load-bearing part; 22, cross-bearing part; 3, lower anti-tear plate; 4, sub-plate; 5, heat dissipation hole; 6, upper anti-tear plate; 7, connecting plate; 71, arched part; 72, extension part. DETAILED DESCRIPTION

[0020] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment in size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a PS diffusion plate with tear resistance function, including a frame 1, the lower surface of the frame 1 is a hollow structure, the front and rear sides of the frame 1 are provided with through holes, the inner wall of the frame 1 is fixedly installed with a diffusion plate body 2, the lower surface of the diffusion plate body 2 is provided with a bearing portion 21 on both sides, a horizontal load portion 22 is provided in the middle of one side surface of the diffusion plate body 2, a cavity is provided between the diffusion plate body 2 and the frame 1, a lower tear resistance plate 3 is provided on the surface of the diffusion plate body 2, an adhesive is provided between the lower tear resistance plate 3 and the horizontal load portion 22, a sub-plate 4 is provided on the upper surface of the lower tear resistance plate 3, and a There are heat dissipation holes 5, and an upper tear-resistant plate 6 is provided on the upper surface of the sub-plate 4. The upper tear-resistant plate 6 is placed in the hollow structure of the surrounding frame 1. The upper tear-resistant plate 6 and the lower tear-resistant plate 3 are formed by gluing and fixing several layers of ultra-thin glass fiber cloth. A bottom bearing portion 21 on one side of the diffuser plate body 2 is movably connected with a connecting plate 7, and an arched portion 71 is provided on one side of the connecting plate 7. The arched portion 71 is movably sleeved on the surface of the bearing portion 21. There are two connecting plates 7, and they are distributed in a mirror-symmetrical manner. An extension portion 72 is provided on the top of one side surface of the connecting plate 7, and the extension portion 72 is adapted to a through hole on one side of the surrounding frame 1. The arched portion 71 on one side of the connecting plate 7 is an elastic structure.

[0022] The connected frame 1 will be connected to the diffuser plate body 2, and the arched portion 71 is compressed to make the angles on both sides match the bearing portion 21. Then, after the arched portion 71 is inserted, the frame on both sides elastically recovers and presses against the inner top wall and the inner bottom wall of the bearing portion 21 for clamping and fixing. At this time, the diffuser plate body 2 can be placed between the upper anti-tear plate 6 and the lower anti-tear plate 3 to protect and fix the diffuser plate body 2.

[0023] The top and bottom of the arch portion 71 are both connected to the inner top wall and the inner bottom wall of the bearing portion 21. The number of heat dissipation holes 5 on the surface of the sub-plate 4 is several and is evenly distributed in the form of a rectangular array. The adhesive is polyimide adhesive. Both sides of the diffusion plate body 2 are sealed with the connecting plate 7. The lower anti-tear plate 3, the sub-plate 4 and the upper anti-tear plate 6 are stacked in sequence and placed vertically in the hollow structure of the frame 1.

[0024] The diffusion plate 2 is protected by the upper tear-resistant plate 6 and the lower tear-resistant plate 3 , and the heat dissipation holes 5 on the surface of the auxiliary plate 4 improve the thermal conductivity of the diffusion plate body 2 .

[0025] In the utility model, the working steps of the device are as follows:

[0026] By connecting the surface of the extension portion 72 on one side of the connecting plate 7 with the through holes at the front and rear ends of the surrounding frame 1, the surrounding frame 1 after connection will be connected to the diffuser plate main body 2, and the arched portion 71 thereof is compressed to make the angles on both sides match the bearing portion 21, and then after the arched portion 71 is inserted, the frame on both sides elastically recovers and presses against the inner top wall and the inner bottom wall of the bearing portion 21 for clamping and fixing, at this time the diffuser plate main body 2 can be placed between the upper anti-tear plate 6 and the lower anti-tear plate 3, the diffuser plate main body 2 can be protected and fixed, the diffuser plate main body 2 is protected by the upper anti-tear plate 6 and the lower anti-tear plate 3, and the thermal conductivity of the diffuser plate main body 2 is improved by the heat dissipation holes 5 on the surface of the sub-plate 4.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PS diffusion plate with tear resistance, comprising a surrounding frame (1), characterized in that: The lower surface of the enclosure (1) is a hollow structure, through holes are provided on both the front and rear sides of the enclosure (1), a diffuser plate body (2) is fixedly mounted on the inner side wall of the enclosure (1), bearing parts (21) are provided on both sides of the lower surface of the diffuser plate body (2), a cross-carrying part (22) is provided in the middle of one side surface of the diffuser plate body (2), a cavity is provided between the diffuser plate body (2) and the enclosure (1), a lower tear-resistant plate (3) is provided on the surface of the diffuser plate body (2), an adhesive is provided between the lower tear-resistant plate (3) and the cross-carrying part (22), a sub-plate (4) is provided on the upper surface of the lower tear-resistant plate (3), a heat dissipation hole (5) is provided on the upper surface of the sub-plate (4), an upper tear-resistant plate (6) is provided on the upper surface of the sub-plate (4), and the upper tear-resistant plate (6) is placed in the hollow structure of the enclosure (1).

2. The tear-resistant PS diffuser according to claim 1, characterized in that: The upper tear-resistant plate (6) and the lower tear-resistant plate (3) are formed by gluing and fixing a plurality of layers of ultra-thin glass fiber cloth, and a bottom bearing portion (21) on one side of the diffusion plate body (2) is movably connected with a connecting plate (7), and an arched portion (71) is provided on one side of the connecting plate (7).

3. The PS diffuser plate with tear resistance according to claim 2, characterized in that: The arched portion (71) is movably sleeved on the surface of the bearing portion (21), and the number of the connecting plates (7) is two and they are distributed in a mirror-symmetrical manner.

4. The PS diffuser plate with tear resistance according to claim 3, characterized in that: An extension portion (72) is provided at the top of one side surface of the connecting plate (7), the extension portion (72) is adapted to a through hole on one side of the surrounding frame (1), and the arched portion (71) on one side of the connecting plate (7) is an elastic structure.

5. The PS diffuser plate with tear resistance according to claim 4, characterized in that: The top and bottom of the arched portion (71) are both abutted against the inner top wall and inner bottom wall of the bearing portion (21), and the number of heat dissipation holes (5) on the surface of the sub-plate (4) is several and evenly distributed in the form of a rectangular array.

6. The tear-resistant PS diffuser plate according to claim 5, characterized in that: The adhesive is a polyimide adhesive, and both sides of the diffusion plate body (2) are in a sealed structure with the connection plate (7).

7. The tear-resistant PS diffuser plate according to claim 6, characterized in that: The lower tear-resistant plate (3), the auxiliary plate (4) and the upper tear-resistant plate (6) are stacked in sequence and placed vertically in the hollow structure of the surrounding frame (1).

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