Protective device of display screen

Abstract

The utility model relates to the technical field, in particular to a display screen protection device which comprises a protection box and a protection device body, a cavity is formed in the protection box, grooves are formed in the two side walls of the protection box, the protection device body comprises a movable rod, a movable block, a connecting rod and a movable plate, through holes are formed in the side walls of the cavity, and the movable block is arranged in the through holes. The movable plate is connected with one end of the connecting rod, the movable plate is arranged in the cavity, the movable plate is matched with the cavity and is in sliding connection with the cavity, a spring is arranged on the bottom wall of the cavity, the lower end of the spring is connected with the bottom wall of the protection box, a supporting plate is arranged at the upper end of the spring, and the supporting plate is matched with the cavity and is in sliding connection with the cavity. And the movable plate is made of a silica gel material, so that collision is prevented, the protection effect is improved, the vibration sense can be buffered, and great convenience is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of display screens, in particular to a protective device for a display screen. Background Art

[0002] As we all know, with the mature development of existing display technology, display screens are more and more widely used in various public places. However, display screens are fragile. During transportation, handling, and installation, the corners of the display screens are easily damaged after being hit by external forces, causing the entire display screen to need to be returned to the factory for repair.

[0003] When the existing display screen protection device is in use, the four corners of the display screen are generally protected by foam corner wrapping. The foam corner wrapping is easy to fall off due to contact and cannot be adhered to different thicknesses, which is not conducive to reliable protection and is very inconvenient, resulting in high limitations in its use. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a protective device for a display screen.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective device for a display screen, comprising a protective box and a protective device, wherein a cavity is provided in the protective box, grooves are provided inside the two side walls of the protective box, the protective device is in the groove, the protective device comprises a moving rod, a moving block, a connecting rod and a moving plate, the moving rod passes through the groove, the moving rod passes through the moving block, the moving block is threadedly connected to the moving rod, the moving block is adapted to the groove, the moving block is fitted with the inner side wall of the groove and is slidably connected, a through hole is provided on the side wall of the cavity, the through hole passes through the cavity and the groove, the connecting rod passes through the through hole, the connecting rod is slidably connected to the through hole, the moving plate is connected to one end of the connecting rod, the moving plate is in the cavity, the moving plate is adapted to and slidably connected to the cavity, a spring is provided on the bottom wall of the cavity, the lower end of the spring is connected to the bottom wall of the protection box, and a support plate is provided on the upper end of the spring, the support plate is adapted to and slidably connected to the cavity.

[0006] In order to facilitate the installation and disassembly of the protection box and the protection cover, the utility model has the following improvements: a protection cover is provided at the upper end of the protection box, the protection cover is adapted to the protection box, the inner side wall of the protection cover is provided with symmetrical concave points, the upper end of the side wall of the protection box is provided with symmetrical convex points, the concave points are adapted to the convex points and are slidably connected.

[0007] In order to prevent the display screen from being bumped, the utility model has the following improvements: the movable plate and the support plate are both made of silicone material.

[0008] In order to facilitate the limiting of the spring, the utility model is improved as follows: a telescopic rod is arranged in the spring, one end of the telescopic rod is connected to the bottom wall of the cavity, and the other end of the telescopic rod is connected to the support plate.

[0009] In order to facilitate holding the mobile protection box, the utility model has the following improvements: a handle is provided on the side wall of the protection box.

[0010] In order to facilitate the rotation of the moving rod, the utility model is improved in that: the side wall of the protection box is provided with a symmetrical rotating block, and the moving rod passes through the side wall of the protection box and is connected to the rotating block.

[0011] In order to facilitate holding and fixing the protective cover, the utility model has the following improvements: the side wall of the protective cover is provided with an inward buckle handle.

[0012] In order to increase the friction force and prevent slipping during rotation, the utility model has the following improvements: anti-skid patterns are arranged on the rotating block.

[0013] Compared with the prior art, the utility model provides a protective device for a display screen, which has the following beneficial effects:

[0014] The protective device of the display screen is provided with a moving rod and a moving block. The moving rod is rotated, and the moving block moves forward and backward with the rotation of the moving rod under the restriction of the groove. The two moving blocks drive the moving plates to move in different directions. The two moving plates both move to one side close to the center of the protection box, so that the moving plates can fit and protect the display screen. The moving plates are made of silicone material to prevent bumps and improve the protection effect. Springs and support plates are provided. During the movement, the springs extend and contract under the action of external forces, driving the support plates to rise or fall, which can buffer the vibration and is very convenient. Concave points and convex points are provided on the protection cover and the protection box, which are convenient for installation and disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model from the first perspective;

[0016] Figure 2 This is a schematic diagram of the internal cross-section of the structural protection box of the utility model;

[0017] Figure 3 This is an exploded schematic diagram of the structural protection device of the utility model;

[0018] Figure 4 This is an exploded schematic diagram of the structural spring and telescopic rod of the utility model.

[0019] In the figure: 1. protection box; 2. protection cover; 3. rotating block; 4. moving rod; 5. moving block; 6. connecting rod; 7. spring; 8. moving plate; 9. supporting plate; 10. telescopic rod; 11. convex point; 12. concave point; 13. handle; 14. inward buckle handle. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 A protective device for a display screen comprises a protective box 1 and a protective device, wherein a cavity is arranged in the protective box 1, grooves are arranged inside the two side walls of the protective box 1, the protective device is in the groove, the protective device comprises a moving rod 4, a moving block 5, a connecting rod 6 and a moving plate 8, the moving rod 4 passes through the groove, the moving rod 4 passes through the moving block 5, the moving block 5 is threadedly connected to the moving rod 4, the moving block 5 is adapted to the groove, the moving block 5 is fitted with the inner side wall of the groove and is slidably connected, the side wall of the cavity is provided with a through hole, the through hole passes through the cavity and the groove, the connecting rod 6 passes through the through hole, the connecting rod 6 is slidably connected to the through hole, the moving plate 8 is connected to one end of the connecting rod 6, and the moving plate 8 is In the cavity, the movable plate 8 is adapted to and slidably connected with the cavity, a spring 7 is provided on the bottom wall of the cavity, the lower end of the spring 7 is connected to the bottom wall of the protection box 1, a support plate 9 is provided on the upper end of the spring 7, the support plate 9 is adapted to and slidably connected with the cavity, a protective cover 2 is provided on the upper end of the protection box 1, the protective cover 2 is adapted to the protection box 1, the inner side wall of the protective cover 2 is provided with symmetrical concave points 12, the upper end of the side wall of the protection box 1 is provided with symmetrical convex points 11, the concave points 12 are adapted to and slidably connected with the convex points 11, the movable plate 8 and the support plate 9 are both made of silicone, a telescopic rod 10 is provided in the spring 7, one end of the telescopic rod 10 is connected to the bottom wall of the cavity, and the other end of the telescopic rod 10 is connected to the support plate 9.

[0022] During use, the display screen is placed in the cavity, and then the moving rod 4 is rotated. The threads of the two moving rods 4 are opposite, so that the two moving blocks 5 move in opposite directions. The connecting rod 6 drives the moving plate 8 to move, and the moving plate 8 moves in opposite directions until the moving plate 8 fits the display screen for protection to prevent bumps. The moving plate 8 is made of silicone material for further protection. The protective cover 2 is covered and pressed down hard so that the convex point 11 passes through the concave point 12 for fixation. During the moving and transportation process, the spring 7 expands and contracts under the action of gravity. At this time, the telescopic rod 10 becomes longer or shorter according to the expansion and contraction of the spring 7, driving the support plate 9 to rise or fall, which can buffer the vibration of the display screen to prevent it from shaking. The two moving plates 8 are respectively attached to the two inner walls of the protection box 1 when not in use.

[0023] In actual use, it is necessary to conveniently hold the mobile protection box 1. In order to meet the above requirement, in this embodiment, a handle 13 is provided on the side wall of the protection box 1.

[0024] In actual use, it is necessary to facilitate the hand-held rotating moving rod 4. In order to meet the above requirements, in this embodiment, the side wall of the protection box 1 is provided with a symmetrical rotating block 3, and the moving rod 4 passes through the side wall of the protection box 1 and is connected to the rotating block 3.

[0025] In actual use, it is necessary to facilitate installation or removal of the protective cover 2. In order to meet the above requirements, in this embodiment, the side wall of the protective cover 2 is provided with an inward handle 14.

[0026] In actual use, it is necessary to increase the friction force to prevent slipping during rotation. In order to meet the above requirements, in this embodiment, anti-slip grooves are provided on the rotating block 3.

[0027] In order to explain in detail the possible application scenarios, technical principles, specific schemes that can be implemented, and the purposes and effects that can be achieved, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present application.

[0028] 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 protective device for a display screen, comprising a protective box (1) and a protective device, characterized in that: The protection box (1) is provided with a cavity, and grooves are provided inside the two side walls of the protection box (1). The protection device is in the groove, and the protection device comprises a moving rod (4), a moving block (5), a connecting rod (6) and a moving plate (8). The moving rod (4) passes through the groove, and the moving rod (4) passes through the moving block (5). The moving block (5) is threadedly connected to the moving rod (4), and the moving block (5) is adapted to the groove. The moving block (5) is in contact with and slidably connected to the inner side wall of the groove, and the side wall of the cavity is provided with A through hole, wherein the through hole passes through the cavity and the groove, the connecting rod (6) passes through the through hole, the connecting rod (6) is slidably connected to the through hole, the movable plate (8) is connected to one end of the connecting rod (6), the movable plate (8) is in the cavity, the movable plate (8) is adapted to and slidably connected to the cavity, a spring (7) is provided on the bottom wall of the cavity, the lower end of the spring (7) is connected to the bottom wall of the protection box (1), and a support plate (9) is provided on the upper end of the spring (7), the support plate (9) is adapted to and slidably connected to the cavity.

2. A display screen protection device according to claim 1, characterized in that: The upper end of the protection box (1) is provided with a protection cover (2), the protection cover (2) is adapted to the protection box (1), the inner side wall of the protection cover (2) is provided with symmetrical concave points (12), the upper end of the side wall of the protection box (1) is provided with symmetrical convex points (11), the concave points (12) are adapted to the convex points (11) and are slidably connected.

3. A display screen protection device according to claim 2, characterized in that: The movable plate (8) and the supporting plate (9) are both made of silicone rubber.

4. The protective device for a display screen according to claim 3, characterized in that: A telescopic rod (10) is arranged inside the spring (7), one end of the telescopic rod (10) is connected to the bottom wall of the cavity, and the other end of the telescopic rod (10) is connected to the support plate (9).

5. A display screen protection device according to claim 4, characterized in that: The side wall of the protection box (1) is provided with a handle (13).

6. A display screen protection device according to claim 5, characterized in that: The side wall of the protection box (1) is provided with a symmetrical rotating block (3), and the moving rod (4) passes through the side wall of the protection box (1) and is connected to the rotating block (3).

7. A display screen protection device according to claim 6, characterized in that: The side wall of the protective cover (2) is provided with an inward buckled handle (14).

8. The protective device for a display screen according to claim 7, characterized in that: The rotating block (3) is provided with anti-slip grooves.

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