WO2022116556A1

WO2022116556A1 - Installation liners and screen using the installation liners

Info

Publication number: WO2022116556A1
Application number: PCT/CN2021/107339
Authority: WO
Inventors: 王小虎; 余洪波
Original assignee: 深圳市时代华影科技股份有限公司
Priority date: 2020-12-04
Filing date: 2021-07-20
Publication date: 2022-06-09

Abstract

A screen (20) using installation liners comprises a curtain material and at least two installation liners. Each installation liner comprises a strip-shaped liner body (1). The liner body (1) comprises a first width side (101), a second width side (102) away from the first width side (101), and a first length side (103) and a second length side (104) connected between the first width side (101) and the second width side (102) and arranged opposite to each other. Engagement recesses (11) are formed at the first width side (101), and the second width side (102) is provided with engagement protrusions (12) protruding therefrom and corresponding one-to-one with the engagement recesses (11). Each engagement protrusion (12) matches the shape of the corresponding engagement recess (11). Surfaces of the installation liners are adhered to regions close to an edge of the curtain material. The engagement protrusions (12) of one installation liner fit the engagement recesses (11) of an adjacent installation liner.

Description

An installation lining plate and a screen using the installation lining plate

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims the priority of Chinese patent applications with application numbers 202022901939.9, 202022903547.6 and 202022901749.7 filed with the China Patent Office on December 04, 2020, the entire contents of which are incorporated herein by reference.

technical field

The application belongs to the technical field of film and television equipment, and in particular relates to an installation liner and a screen using the installation liner.

Background technique

With the development and progress of film projection technology, and the audience's higher and higher requirements for film and television effects, people have higher and higher technical requirements for screens used to display projection images.

The screen needs to be installed on the wall or hung on the mounting frame. In the related art, the installation of the screen is realized by opening a hanging hole on the edge of the screen or setting a mounting bar at the edge of the screen. When the strip method is applied to a nano-screen with almost no elasticity, it is easy to cause wrinkles on the screen, and the strain relief effect is not good, resulting in poor screen display effect.

technical problem

The technical problem to be solved by this application is to provide an installation lining plate and a screen using the installation lining plate, which can ensure installation stability, better effect on screen strain relief, ensure the flatness of the screen, and make the screen display the effect of the picture. better.

technical solutions

A first aspect of the present application provides an installation lining board, which includes a strip-shaped board body, the board body has a first broad side, a second broad side away from the first broad side, and is connected to the The first long side and the second long side are opposite to each other between the first broad side and the second broad side, the first broad side is provided with at least one snap-fit opening, and the The second broad side protrudes with a one-to-one snap-fit protrusion corresponding to the snap-fit opening, and the snap-fit protrusion matches the shape of the corresponding snap-fit hole.

A second aspect of the present application provides a screen comprising a mounting backing plate as described above.

beneficial effect

When the installation liner of this solution is assembled with the curtain, the snap-in protrusions and the snap-in openings of the adjacent mounting liner can be snap-fitted and connected. Therefore, the connection between the adjacent mounting liner can be kept flat, and the curtain will not Wrinkles are generated at the connection of the installation liner, which makes the screen more flat, and the connection between the adjacent installation linings is more stable and reliable by the way of snap-fit connection, which can have a good stress relief effect when the screen is assembled, which improves the screen display. screen effect.

Description of drawings

Fig. 1 is the structural representation of the installation liner in the embodiment of the present application;

Fig. 2 is the assembly schematic diagram when the installation lining plates are inserted into each other in the embodiment of the present application;

3 is a schematic structural diagram of an installation liner of another embodiment in the embodiment of the present application;

4 is a schematic structural diagram of an installation liner of another embodiment in the embodiment of the present application;

FIG. 5 is a schematic diagram of assembly when the mounting backing plate is connected to the screen in the embodiment of the present application.

In the drawings, each reference sign indicates: 1, plate body; 11, card insertion opening; 12, card insertion protrusion; 13, hooking structure; 14, through hole; 131, hooking piece; 132, hooking hole; 101, the first broad side; 102, the second broad side; 103, the first long side; 104, the second long side; 20, the screen.

Embodiments of the present invention

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

In this embodiment, a screen 20 is provided which includes a screen cloth and at least two mounting backing plates, wherein, as shown in FIGS. 1-5 , the mounting backing plate includes a strip-shaped plate body 1, and the plate body 1 has a first width The side 101, the second broad side 102 away from the first broad side 101, and the first long side 103 and the first long side 103 connected between the first broad side 101 and the second broad side 102 and opposite to each other. On the two long sides 104 , the first broad side 101 is provided with at least one snap opening 11 , and the second wide side 102 is protruded with a one-to-one snap-fit protrusion 12 corresponding to the snap-fit hole 11 , the snap-fit protrusion 12 Matching the shape of the corresponding snap opening 11, the panel surface of the mounting liner is glued to the edge of the curtain, and among the two adjacent mounting liner, the snap-in protrusion 12 of one mounting liner is fitted into the other mounting liner. Inside the snap opening 11 of the liner.

1, 2 and 5, when the installation liner of this solution is assembled with the curtain, the snap-in protrusions 12 and the snap-in openings 11 of the adjacent mounting liner can be snap-fitted and connected. Therefore, the adjacent mounting liner The connection of the board can be kept flat, and the screen will not be wrinkled due to the connection of the installation lining, making the screen more flat, and the connection between the adjacent installation linings is more stable and reliable. It can have a good stress relief effect, and improve the effect of the display screen of the screen 20.

The bottom surface of the slot 11 and the end surface of the projection 12 are parallel to the first wide side 101 , and the side wall of the slot 11 and the projection 12 are parallel to the first long side 103 . In this embodiment, the first long side 103 is parallel to the second long side 104. When the snap-fit protrusions 12 are snap-fitted with the snap-fit openings 11, there will be no gaps at the joints of the adjacent mounting linings. Adhesives can also be used as little as possible at the junctions of the adjacent installation lining boards, so that the integrity is better. Moreover, since the side walls of the snap-fit opening 11 and the side walls of the snap-fit protrusions 12 are both parallel to the first long side 103 , it can ensure that the extension directions of the first long sides 103 of the adjacent installation liners are on the same straight line, that is, when the installation liners are connected together, the flatness of the edge of the installation liners and the screen 20 can be ensured; 1 The whole can be in the shape of a parallelogram, that is, the two first broad sides 101 of the same mounting liner have the same inclination direction and the same angle with respect to the first long side 103, and the board body 1 can also be trapezoidal as a whole, that is, the same mounting liner. The inclination directions of the two first broad sides 101 relative to the first long sides 103 of the board may be different. 4, the first broad side 101 may be perpendicular to the first long side 103, the first broad side 101 and the first long side 103 may also form an included angle of less than 90°, and the range of the included angle It can be between 30°-85°, preferably, the included angle between the first broad side 101 and the second long side 104 is 40-85°, such as 45°, 60°, 75°, etc.; The inclination directions of the two first broad sides 101 of the mounting liner relative to the first long side 103 can be different, that is, the mounting liner is similar to an isosceles trapezoid as a whole, and can mainly include two types, one is the first long side. The side 103 is the short side of the isosceles trapezoid, and the other is the second long side 104 is the short side of the isosceles trapezoid. Therefore, after the two types of mounting linings are alternately connected, a straight line arrangement can be formed as a whole. , suitable for screen use. The ratio between the spacing between the open ends of the card indents 11 and the depth of the card indents 11 is 0.6-1.2:1, such as 0.7:1, 0.8:1, 0.9:1, 1:1, 1.1:1, etc. The setting of the ratio of 1 can make the fitting of the snap opening 11 and the snap projection 12 more efficient and can ensure the connection stability.

In this embodiment, the bottom surface of the card inlay 11 is flat, and correspondingly, the end surface of the card inlay protrusion 12 is also flat; in some embodiments, the bottom surface of the card inlay 11 can also be an arc surface, a spherical surface, a saddle The inserting protrusion 12 is an arc surface, a spherical surface, a saddle surface and the like matching with the bottom surface of the inserting opening 11 .

In some embodiments, with reference to the perspective of the drawings, the distance between the open ends of the card indents 11 is less than or equal to the length of the bottom surface of the card indents 11 , and two card indents 11 are provided. The length of the end face is greater than the length of the bottom end. Therefore, after the snap-fit protrusion 12 is snap-fitted and connected to the snap-fit slot 11, it is not easy to detach from its length and width directions. In the plane direction, the force in the thickness direction is small, which ensures that the installation lining plate is not easy to disengage in the plane direction, which greatly improves the stability and reliability of the connection between the installation lining plates; 5-30mm, such as 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, etc; The shorter side of its width faces outward, correspondingly, the snap-in protrusion 12 is also an isosceles trapezoid, and the end face of the snap-in protrusion 12 is the long side; The protrusions 12 are correspondingly spherical. In other embodiments, the distance between the open ends of the snap-fit opening 11 may be greater than the length of the bottom surface of the snap-fit opening 11 , and correspondingly, the length of the end surface of the snap-fit protrusion 12 may be smaller than the length of the bottom end thereof. The shape of the inserting opening 11 and the shape of the inserting protrusion 12 can be adapted according to the actual situation, as long as the inserting protrusion 12 can be tightly connected when embedded in the inserting opening 11 .

The first long side 103 of the board body 1 is provided with a hooking structure 13 , and the hooking structure 13 includes a plurality of hooking pieces 131 connected to the first long side 103 and arranged at equal intervals along the first long side 103 . The connecting piece 131 or the plate body 1 defines a hooking hole 132 . The hanging holes 132 can be connected to hooks. Since the hanging pieces 131 are arranged at equal intervals, when the curtain is hung by the installation lining board, the installation lining board is subjected to more uniform force, and further, the force of the curtain is also more uniform, and the stress relief effect is better. Well, the flatness of the screen can be ensured, and the effect of displaying the picture on the screen 20 can be improved. Specifically, in this embodiment, the hanging pieces 131 are isosceles trapezoids with the narrower side facing away from the first long side 103 , and each hanging piece 131 defines a hanging hole 132 , and each hanging hole 132 are arranged along the straight line where the first long side 103 is located, and the hooking holes 132 are located on the symmetry axis of the corresponding hooking pieces 131. Under the condition that 132 are arranged at equal intervals, the effect of dispersing the force is better and more stable, which further ensures the effect of the screen 20 displaying the picture. In other embodiments, the hanging piece 131 may be a trapezoid that is not an isosceles trapezoid, and the short side of the trapezoid faces outward; in some embodiments, as shown in FIGS. 3 and 4 , the hanging piece 131 may be a half circular, and the center of the hanging hole 132 and the hanging piece 131 are coincident; in other embodiments, the hanging piece 131 can also be a triangle, and its tip faces outward, preferably, the hanging piece 131 is an isosceles triangle Or an equilateral triangle. In addition, in order to ensure the service life and stability of the hooking hole 132, in some embodiments, a flange structure protruding along the thickness direction of the plate body 1 may be provided at the edge of the hooking hole 132 to reduce the hooking of the hooking hole 132. Or, a protection ring may be connected in the hooking hole 132, and the protection ring may be made of a metal material or a hard plastic material. In this embodiment, the diameter of the mounting hole 132 can be within 5-15 mm, such as 6 mm, 8 mm, 10 mm, 12 mm, 14 mm, etc. The diameter of the mounting hole 132 can be determined according to the size and weight of the screen 20 . Adaptive settings.

The installation liner is connected to the screen of the screen 20 through adhesive. In order to reduce the amount of adhesive used to save costs and improve assembly efficiency, in this embodiment, the board body 1 is provided with equidistant intervals along the length direction of the board body 1. The through holes 14 are arranged. Specifically, the through holes 14 are waist-shaped holes, and the length direction of the through holes 14 is perpendicular to the extension direction of the first long side 103 , that is, the extension direction of the through holes 14 is the width direction of the plate body 1 , and the adjacent through holes 14 The range of the distance between the centers can be within 5-25mm, such as 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, etc., due to the aforementioned hooking piece 131, card insert 11 and card insert protrusion 12 The setting method can improve the connection stability and stress relief effect of the installation liner. The opening area of the through hole 14 in this solution can be larger than that of the conventional method. Therefore, the material can be saved more and the adhesive area of the installation liner can be reduced. Improve installation efficiency. In some embodiments, the through hole 14 may be a waist-shaped hole, and the included angle between the extending direction of the through hole 14 and the first long side 103 is less than 90°, preferably within 45°-75°, such as 50°, 55° , 60°, 65°, 70°, etc.

In this embodiment, the board body 1 is made of transparent PET (polyethylene terephthalate) material, and the thickness of the board body 1 is within 0.5-1.5mm, such as 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.4mm, etc. By setting the above materials and thicknesses of the plate body 1, the effect of stress relieving can be better in its structure.

The maximum width of the board body 1 (the distance between the second long side 104 in the direction perpendicular to the first long side 103 and the position farthest from the second long side 104 of the hanging piece 131 ) can be in the range of 20-100mm For example, the maximum width can be 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm, 80mm, 85mm, 90mm, 95mm, etc., the maximum length of the board 1 (the first broad side along the first long side 103 direction The distance between the side 101 and the most distal end of the second broadside side 102) can be within 300-1000mm, for example, the maximum length can be 400mm, 500mm, 600mm, 700mm, 800mm, 900mm, etc., the board for installing the backing plate The maximum width and maximum length of the body 1 can be adaptively set according to parameters such as the size and weight of the screen 20 .

Along the direction of the first long side 103 , the distance between the most distal end of the first broad side 101 and the junction of the opposite side of the adjacent hanging piece 131 and the first long side 103 is within 30mm-60mm , in this embodiment, it is specifically 47.5mm; along the direction of the first long side 103 , the distance between the most distal end of the second wide side 102 and the center of the adjacent through hole 14 is in the range of 25mm-50mm Within, specifically 34.5mm.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection of the present application. within the range.

Claims

An installation liner, characterized by comprising a strip-shaped plate body (1), the plate body (1) having a first broad side (101), The second broad side (102) and the first long side (103) and the first long side (103) connected between the first broad side (101) and the second broad side (102) and opposite to each other Two long sides (104), the first broad side (101) is provided with at least one card inlay (11), and the second wide side (102) is protrudingly provided with the card indent (11) ) one-to-one corresponding snap-fit protrusions (12), the snap-fit protrusions (12) matching the corresponding snap-fit openings (11) in shape.
The mounting liner according to claim 1, wherein the bottom surface of the snap-fit opening (11) and the end surface of the snap-fit protrusion (12) are both parallel to the first broad side (101) .
The installation liner according to claim 1, characterized in that, the side walls of the snap-fit opening (11) and the side walls of the snap-fit protrusion (12) are both parallel to the first long side ( 103).
The installation liner according to claim 1, characterized in that, the distance between the open ends of the card indents (11) is less than or equal to the length of the bottom surface of the card indents (11).
The installation liner according to claim 4, characterized in that the ratio between the distance between the open ends of the card indents (11) and the depth of the card indents (11) is 0.6-1.2:1.
The installation lining plate according to claim 1, characterized in that, there are two said snap openings (11).
The installation lining plate according to claim 1, characterized in that, the width of the plate body (1) is 20-100 mm.
The installation lining plate according to claim 7, characterized in that, the distance between the open ends of the snap-in openings (11) is 5-30 mm.
The installation liner according to claim 1, characterized in that, the included angle between the first broad side (101) and the second long side (104) is 40-85°.
The installation lining plate according to claim 1, characterized in that, the plate body (1) is in the shape of a parallelogram or a trapezoid as a whole.
The installation liner according to any one of claims 1-10, characterized in that, a hooking structure (13) is provided on the first long side (103) of the plate body (1).
The installation liner according to claim 11, characterized in that, the hooking structure (13) comprises a structure connected to the first long side (103) and arranged at intervals along the first long side (103). a plurality of hanging pieces (131);

A hooking hole (132) is formed on the hanging piece (131), or a hanging hole (132) is formed on the plate body (1), or the plate body (1) and the hanging piece (131) ) are connected with a hooking hole (132).
The installation liner according to claim 12, wherein the hanging piece (131) is an isosceles trapezoid.
The installation liner according to claim 12, wherein the hanging pieces (131) are arranged at equal intervals along the length direction of the plate body (1).
The installation lining plate according to claim 12, wherein a plurality of the hooking holes (132) are provided, and the plurality of hooking holes (132) are located along the position where the first long side (103) is located. arranged in a straight line.
The mounting liner according to claim 15, wherein the hooking holes (132) are located on the symmetry axis of the corresponding hooking pieces (131).
The installation liner according to claim 12, wherein the diameter of the hooking hole (132) is 5-15 mm.
The installation liner according to claim 12, wherein the length of the lower bottom of the hanging piece (131) is 20-60 mm.
The installation liner according to claim 12, characterized in that, the interval width between two adjacent hanging pieces (131) is 5-25 mm.
The mounting liner according to claim 12, wherein through holes (14) are formed in the plate body (1) at equal intervals along the length direction of the plate body (1), and the through holes (14) is a waist-shaped hole, and the longitudinal directions of each of the through holes (14) are parallel to each other.
The mounting liner according to claim 20, characterized in that the length direction of the through hole (14) is perpendicular to the extension direction of the first long side (103).
A screen, characterized by comprising the mounting backing plate according to any one of claims 1-19.