Narrow-edge liquid crystal splicing screen

Abstract

The utility model relates to the technical field of splicing screens, in particular to a narrow-edge liquid crystal splicing screen which comprises a protection assembly, a lifting assembly and a narrow-edge splicing screen body, the protection assembly comprises a protection frame, a box cover and moving assemblies, the moving assemblies are arranged at the four corners of the bottom wall of the protection frame, a containing groove with an upper opening is formed in the upper portion of the protection frame, and the box cover is arranged in the containing groove. The box cover is matched with an upper opening of the containing groove, the lifting assembly and the narrow-edge spraying and connecting screen body are arranged in the containing groove, the lifting assembly comprises an electric lifting rod and a supporting seat, and the narrow-edge liquid crystal splicing screen is of a lifting structure, so that when the narrow-edge liquid crystal splicing screen is used, the narrow-edge splicing screen body protrudes out of the protection frame conveniently, and the narrow-edge spraying and connecting screen body is arranged in the containing groove; under the condition that the narrow-edge splicing screen body is matched with the lifting assembly and the unlocking assembly, the box cover is opened along with ascending of the narrow-edge splicing screen body, the box cover is closed along with descending of the narrow-edge splicing screen body, and a good protection effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of splicing screens, in particular to a narrow-edge liquid crystal splicing screen. Background Art

[0002] As we all know, LCD splicing screens can be used as a single display or spliced ​​into a super-large screen. There are many types of LCD splicing screens. According to different usage needs, they can realize the function of changing the screen size. Narrow-edge LCD splicing screens are a commonly used type of LCD splicing screens.

[0003] Application number CN202222272790.1, named LCD splicing screen, discloses a LCD splicing screen, including a storage box, the four corners of the bottom of the storage box are fixedly connected with universal wheels, the four universal wheels are provided with foot brakes, a receiving plate is provided inside the storage box, and a lifting mechanism is provided. When in use, the electric push rod drives the receiving plate to move up, and then the two guide blocks move up inside the two guide grooves, so that the screen body can be moved out for use. When not in use, the screen body is adjusted to the inside of the storage box for easy storage and saving placement space. The screen body can be protected when not in use. By providing an installation mechanism, first, the connecting columns on both sides of the bottom of the screen body are inserted into the inside of the two rectangular frames through the two through holes, and then the four triangular blocks are all moved by force, the four telescopic rods are extended and retracted, and the four springs are compressed by force. When the bottom ends of the two connecting columns contact the bottom ends of the two rectangular frames, the four triangular blocks are all matched with the four triangular grooves, and the screen body can be installed.

[0004] The above structure also has the following disadvantages: when people are increasingly pursuing the viewing experience brought by narrow bezels, a protective device is provided above the screen body, which can easily affect the visual experience during display and viewing, and is inconvenient to use. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies of the prior art, the utility model provides a narrow-edge liquid crystal splicing screen.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a narrow-edge liquid crystal splicing screen, comprising a protective component, a lifting component and a narrow-edge splicing screen body, the protective component comprising a protective frame, a box cover and a moving component, the moving component is arranged at the four corners of the bottom wall of the protective frame, a storage groove with an upper opening is arranged above the protective frame, the box cover is adapted to the upper opening of the storage groove, the lifting component and the narrow-edge spray-joined screen body are arranged in the storage groove, the lifting component comprises an electric lifting rod and a support seat, the upper and lower ends of the electric lifting rod are respectively connected to the support seat and the bottom wall of the storage slot, the narrow-edge splicing screen body is arranged on the support seat, the bottom wall of the box cover is provided with a slider, and the back side of the protective frame is provided with a sliding groove adapted to the slider.

[0009] In order to facilitate opening the box lid, the utility model is improved in that an unlocking component is also provided on the protective frame, and the unlocking component includes a first rack, a first gear, a first support frame, a connecting belt, a second support frame, a second gear and a second rack. The first rack is arranged at the lower back side of the support seat, and the first support seat is arranged at the lower back side of the protective frame. A first gear meshing with the first rack is provided on the first support seat, a through hole matching with the first gear is provided on the back side of the protective frame, the second rack is provided below the slider, and a notch matching with the second rack is provided on the bottom wall of the slide groove. A second support frame with a second gear is provided on the back side of the protective frame, the second gear meshes with the second rack, and the second gear is connected to the first gear by a connecting belt.

[0010] In order to ensure the sliding stability of the box cover, the utility model is improved in that the sliding block is T-shaped.

[0011] In order to facilitate the movement and fixation of the equipment, the utility model is improved in that the moving assembly includes a universal wheel and a brake assembly, and the brake assembly is arranged on the peripheral side of the universal wheel.

[0012] Preferably, a protective cover with an upper opening movable groove is provided on the back side of the protective frame, and the first supporting frame, the second supporting frame, the first gear and the connecting belt are all arranged in the protective cover.

[0013] Preferably, a guide rail with a lower opening adapted to the side wall of the slider is further provided on the upper back side of the protection frame, and the guide rails are provided in two groups symmetrically arranged.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a narrow-edge LCD splicing screen, which has the following beneficial effects:

[0016] The narrow-edge LCD splicing screen adopts a lifting structure, which makes it convenient to protrude the narrow-edge splicing screen body from the protective frame when in use. When the narrow-edge splicing screen body cooperates with the lifting component and the unlocking component, as the narrow-edge splicing screen body rises, the box cover opens, and as the narrow-edge splicing screen body descends, the box cover closes, which has a good protective effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the back view of the structure of the utility model;

[0018] Figure 2 The utility model structure Figure 1 A partial enlarged schematic diagram;

[0019] Figure 3 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 4 It is a partial schematic diagram of the structure of the utility model.

[0021] In the figure: 1. protective frame; 2. box cover; 3. electric lifting rod; 4. support seat; 5. narrow-edge splicing screen body; 6. slider; 7. first rack; 8. first gear; 9. first support frame; 10. connecting belt; 11. second support frame; 12. second gear; 13. second rack; 14. universal wheel; 15. brake assembly; 16. protective cover; 17. guide rail. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 A narrow-edge liquid crystal splicing screen, comprising a protective component, a lifting component and a narrow-edge splicing screen body 5, the protective component comprising a protective frame 1, a box cover 2 and a moving component, the moving component is arranged at the four corners of the bottom wall of the protective frame 1, a storage groove with an upper opening is arranged above the protective frame 1, the box cover 2 is adapted to the upper opening of the storage groove, the lifting component and the narrow-edge spray-joined screen body are arranged in the storage groove, the lifting component comprises an electric lifting rod 3 and a support seat 4, the upper and lower ends of the electric lifting rod 3 are respectively connected to the support seat 4 and the bottom wall of the storage groove, the narrow-edge splicing screen body 5 is arranged on the support seat 4, the bottom wall of the box cover 2 is provided with a slider 6, and the back side of the protective frame 1 is provided with a slide groove adapted to the slider 6.

[0024] Initially, the narrow-edge spliced ​​screen body 5 is stored in the protective frame 1. At this time, the electric lifting rod 3 is in a retracted state. When the narrow-edge spliced ​​screen body 5 needs to be used, the box cover 2 is opened. The box cover 2 and the protective frame 1 are connected in a drawer-like sliding manner. The electric lifting cover drives the support seat 4 to rise until the top wall of the support seat 4 protrudes from the upper opening of the protective frame 1. The bottom wall of the protective frame 1 is provided with a moving component to facilitate movement and fixation. The box cover 2 is slidably connected through the protective frame 1 through the slider 6.

[0025] In actual use, if the box cover 2 is opened or closed manually, it is more complicated to use. In order to solve the above problem, an unlocking component is also provided on the protective frame 1, and the unlocking component includes a first rack 7, a first gear 8, a first support frame 9, a connecting belt 10, a second support frame 11, a second gear 12 and a second rack 13. The first rack 7 is arranged at the lower back side of the support seat 4, and the first support seat 4 is arranged at the lower back side of the protective frame 1. The first support seat 4 is provided with a first gear 8 meshing with the first rack 7, and the back side of the protective frame 1 is provided with a through hole adapted to the first gear 8, and the second rack 13 is arranged under the slider 6. The bottom wall of the slide groove is provided with a There is a notch adapted to the second rack 13, and a second support frame 11 with a second gear 12 is arranged on the back side of the protective frame 1. The second gear 12 is meshed with the second rack 13, and the second gear 12 is connected to the first gear 8 through a connecting belt 10. When the electric lifting rod 3 drives the first rack 7 to rise, the first gear 8 on the first support frame 9 rotates, and the first gear 8 drives the second gear 12 on the second support frame 11 to rotate through the connecting belt 10. The second gear 12 drives the second rack 13 under the slider 6 to move. As the electric telescopic rod drives the support plate to rise, the box cover 2 opens, and as the electric telescopic rod drives the support plate to descend, the box cover 2 closes, and at the same time does not affect the user's viewing experience.

[0026] In this embodiment, the sliding block 6 is T-shaped to ensure the stability of the box cover 2.

[0027] In actual use, the device needs to be moved and fixed. For this purpose, the moving assembly includes a universal wheel 14 and a brake assembly 15 . The brake assembly 15 is arranged on the peripheral side of the universal wheel 14 .

[0028] If the unlocking assembly is completely exposed to the outside, impurities are likely to affect the stability of the equipment operation. For this reason, a protective cover 16 with an upper opening movable groove is provided on the back of the protection frame 1, and the first support frame 9, the second support frame 11, the first gear 8 and the connecting belt 10 are all arranged in the protective cover 16. A guide rail 17 with a lower opening adapted to the side wall of the slider 6 is also provided on the upper back of the protection frame 1. The guide rail 17 is provided in two groups symmetrically arranged to provide good protection without interfering with the operation of the unlocking assembly.

[0029] 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.

[0030] Reference to "embodiment" herein means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the various technical features mentioned in the embodiments can be combined in any way to form a corresponding implementable technical solution.

[0031] Unless otherwise defined, the technical terms used in this document have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms in this document is only for describing specific embodiments and is not intended to limit this application.

[0032] 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 narrow-edge liquid crystal splicing screen, comprising a protective component, a lifting component and a narrow-edge splicing screen body (5), Features: The protective assembly comprises a protective frame (1), a box cover (2) and a moving assembly. The moving assembly is arranged at the four corners of the bottom wall of the protective frame (1). A storage groove with an upper opening is arranged above the protective frame (1). The box cover (2) is adapted to the upper opening of the storage groove. The lifting assembly and the narrow-edge spray-joined screen body are arranged in the storage groove. The lifting assembly comprises an electric lifting rod (3) and a support seat (4). The upper and lower ends of the electric lifting rod (3) are respectively connected to the support seat (4) and the bottom wall of the storage groove. The narrow-edge spliced ​​screen body (5) is arranged on the support seat (4). The bottom wall of the box cover (2) is provided with a sliding block (6). The back side of the protective frame (1) is provided with a sliding block adapted to the sliding block (6).

2. A narrow-edge LCD splicing screen according to claim 1, Features: The protective frame (1) is also provided with an unlocking component, which comprises a first rack (7), a first gear (8), a first support frame (9), a connecting belt (10), a second support frame (11), a second gear (12) and a second rack (13). The first rack (7) is arranged at the lower back side of the support seat (4), the first support seat (4) is arranged at the lower back side of the protective frame (1), the first support seat (4) is provided with a first gear (8) meshing with the first rack (7), the back side of the protective frame (1) is provided with a through hole adapted to the first gear (8), the bottom of the slider (6) is provided with the second rack (13), the bottom wall of the slide groove is provided with a notch adapted to the second rack (13), the back side of the protective frame (1) is provided with a second support frame (11) with a second gear (12), the second gear (12) is meshed with the second rack (13), and the second gear (12) is connected to the first gear (8) through the connecting belt (10).

3. A narrow-edge LCD splicing screen according to claim 2, Features: The sliding block (6) is T-shaped.

4. The narrow-edge LCD splicing screen according to claim 3, Features: The moving assembly comprises a universal wheel (14) and a brake assembly (15), and the brake assembly (15) is arranged on the circumference of the universal wheel (14).

5. The narrow-edge LCD splicing screen according to claim 4, Features: A protective cover (16) with an upper opening movable groove is arranged on the back side of the protective frame (1); the first support frame (9), the second support frame (11), the first gear (8) and the connecting belt (10) are all arranged in the protective cover (16).

6. The narrow-edge LCD splicing screen according to claim 5, Features: A guide rail (17) with a lower opening adapted to the side wall of the slide block (6) is also provided on the upper back side of the protection frame (1), and the guide rail (17) is provided in two groups symmetrically arranged.

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