LED display screen with flatness adjusting mechanism

Abstract

The utility model discloses a light-emitting diode (LED) display screen with a flatness adjusting mechanism, which relates to the technical field of LED display screens and comprises a mounting bracket, a display screen body is mounted on the mounting bracket, lifting mechanisms are mounted at two symmetrical ends of the bottom end of the mounting bracket, and the mounting bracket can be directly and fixedly mounted on a wall surface through a fixing plate and expansion screws. A display screen body is installed on a limiting sliding groove of an installation support through a long limiting plate, the two sides of the bottom end of the installation support are supported by a pair of lifting mechanisms, a rotating disc sequentially drives a rotating rod and a threaded rod to rotate through meshing transmission of a second bevel gear and a first bevel gear, and the threaded rod and a threaded groove of a supporting column achieve threaded lifting when the threaded rod rotates. The flatness of the display screen body is adjusted according to the fact that the bubble in the leveling instrument is located in the middle, the whole display screen body mounting structure is different from a traditional display screen body mounting structure, the flatness of the display screen body can be adjusted at any time without disassembly, and the display screen mounting structure is very convenient and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display screens, in particular to an LED display screen with a flatness adjustment mechanism. Background Art

[0002] LED electronic display screen is a display method that controls semiconductor light emitting diodes. It is composed of tens of thousands or hundreds of thousands of semiconductor light emitting diode pixels evenly arranged. It uses different materials to produce LED pixels of different colors to display text, graphics, images, animations, quotes, videos, video signals and other information.

[0003] Nowadays, most LED display screens are usually installed directly on the wall or pillar using mounting brackets. Once installed, if the LED display screen is tilted and uneven, the flatness cannot be effectively adjusted and needs to be disassembled for adjustment, which is very inconvenient. Utility Model Content

[0004] In order to solve the above problems, the present application provides an LED display screen with a flatness adjustment mechanism.

[0005] The technical solution adopted by the utility model to solve the technical problem is: an LED display screen with a flatness adjustment mechanism, comprising a mounting bracket, a display screen body being mounted on the mounting bracket, lifting mechanisms being mounted on both symmetrical ends of the bottom end of the mounting bracket, the lifting mechanism comprising a pillar, a screw being connected to the top end of the pillar, an end of the screw away from the pillar being fixedly connected to a bearing, an end of the screw extending into the pillar being movably connected to a rotating rod, an end of the rotating rod away from the screw being fixedly connected to a first bevel gear, an end of the first bevel gear away from the rotating rod being fixedly connected to a movable support rod, an end of the movable support rod away from the first bevel gear being movably connected to the bottom end inside the pillar, and a turntable being provided on the sides away from the bottoms of the two pillars.

[0006] As a preferred technical solution of the utility model: the turntable is movably connected to the symmetrical end of the side wall of the pillar through a movable shaft, and one end of the movable shaft of the turntable extending into the pillar is fixedly connected to the second bevel gear, and the second bevel gear is meshed with the first bevel gear.

[0007] As a preferred technical solution of the utility model: one end of the screw rod away from the pillar is fixedly connected to the inner shaft of the bearing, and the outer shaft of the bearing is movably connected to the symmetrical end of the bottom end of the mounting bracket through a hinge.

[0008] As a preferred technical solution of the utility model: a screw groove is provided at the top of the pillar, the end of the screw rod away from the bearing is threadedly connected to the screw groove of the pillar, the four symmetrical ends of the outer side wall of the rotating rod are fixedly connected to the limiting strips, and a cross groove is provided at the end of the screw rod opposite to the rotating rod, the rotating rod and the four-end limiting strips overlap with the cross groove of the screw rod to limit the movement and extend into the cross groove.

[0009] As a preferred technical solution of the utility model: a U-shaped groove is provided on the top of the mounting bracket, and the bottom end of the display screen is installed on the U-shaped groove of the mounting bracket. A pair of limiting slide grooves are opened in the middle of the inner side of the U-shaped groove, and both ends of the outer side walls of the symmetrical limiting slide grooves of the display screen are fixedly connected to the limiting long plates and limitedly slide through the limiting long plates and the limiting slide grooves.

[0010] As a preferred technical solution of the utility model: a spirit level is installed in the middle of an outer side of the mounting bracket, and an outer side of the mounting bracket away from the display screen is movably connected to a fixing plate through a movable shaft, and screw holes are opened at both symmetrical ends of the fixing plate and both screw holes are threadedly connected with expansion screws.

[0011] The utility model has the following advantages:

[0012] The mounting bracket can be directly fixed on the wall through the fixing plate and the expansion screws, the display screen is installed on the limiting slide groove of the mounting bracket through the limiting long plate, the bottom of the mounting bracket is supported by a pair of lifting mechanisms on both sides, the rotating turntable drives the rotating rod and the screw to rotate in turn through the meshing transmission of the second bevel gear and the first bevel gear, and the screw is rotated to realize the thread lifting and lowering with the screw groove of the pillar, so as to adjust the inclination of both sides of the display screen, and realize the flatness adjustment of the display screen when the bubble in the level ruler is in the middle. It is different from the traditional display screen installation structure as a whole, and the flatness of the display screen can be adjusted at any time without disassembly, which is very convenient and highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0014] Figure 2 It is a schematic diagram of the planar cross-sectional structure of the lifting mechanism of the utility model;

[0015] Figure 3 It is a schematic diagram of the top plan structure of the mounting bracket and the display screen of the utility model;

[0016] Figure 4 It is a schematic diagram of the screw structure of the utility model when viewed from above.

[0017] Description of reference numerals:

[0018] 1. Mounting bracket; 11. U-shaped groove; 12. Limiting slide groove; 2. Display screen; 21. Limiting long board; 3. Lifting mechanism; 31. Pillar; 32. Screw rod; 33. Turntable; 34. Bearing; 35. First bevel gear; 36. Second bevel gear; 37. Turntable; 38. Movable support rod; 311. Screw groove; 321. Cross groove; 331. Limiting strip; 4. Level ruler; 5. Fixing plate; 6. Expansion screw. DETAILED DESCRIPTION

[0019] The utility model will be further described below in conjunction with the accompanying drawings.

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0021] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0023] The following is combined with Figure 1-4 This application is described in further detail.

[0024] The present application embodiment discloses an LED display screen having a flatness adjustment mechanism, see Figure 1-4, including a mounting bracket 1, on which a display screen 2 is mounted, and lifting mechanisms 3 are mounted at both symmetrical ends of the bottom of the mounting bracket 1, the lifting mechanism 3 includes a pillar 31, the top of the pillar 31 is connected with a screw rod 32, one end of the screw rod 32 away from the pillar 31 is fixedly connected with a bearing 34, one end of the screw rod 32 extending into the pillar 31 is movably connected with a rotating rod 33, one end of the rotating rod 33 away from the screw 32 is fixedly connected with a first bevel gear 35, one end of the first bevel gear 35 away from the rotating rod 33 is fixedly connected with a movable support rod 38, one end of the movable support rod 38 away from the first bevel gear 35 is movably connected to the bottom end of the pillar 31, and a turntable 37 is provided on the side away from the bottom of the two pillars 31.

[0025] In this embodiment, the turntable 37 is movably connected to the symmetrical end of the side wall of the pillar 31 through a movable shaft. One end of the movable shaft of the turntable 37 extending into the pillar 31 is fixedly connected to the second bevel gear 36. The second bevel gear 36 is meshingly connected to the first bevel gear 35 to facilitate driving the rotating rod 33 and the screw rod 32 to rotate.

[0026] In this embodiment, the end of the screw 32 away from the pillar 31 is fixedly connected to the inner shaft of the bearing 34 to facilitate the rotation of the pillar 31 and the bearing 34. The outer shaft of the bearing 34 is movably connected to the symmetrical end of the bottom end of the mounting bracket 1 through a hinge to facilitate the movement of the symmetrical end of the screw 32 and the mounting bracket 1.

[0027] In this embodiment, a screw groove 311 is provided at the top of the pillar 31, and one end of the screw rod 32 away from the bearing 34 is threadedly connected to the screw groove 311 of the pillar 31, and the four symmetrical ends of the outer wall of the rotating rod 33 are fixedly connected to the limiting strips 331. A cross groove 321 is provided at one end of the screw rod 32 opposite to the rotating rod 33. The rotating rod 33 and the four-end limiting strips 331 overlap with the cross groove 321 of the screw rod 32 and extend into the cross groove 321. The limiting strips 331 of the rotating rod 33 and the cross groove 321 of the screw rod 32 are limited, and the screw 32 is threadedly connected to the screw groove 311 of the pillar 31 to realize the threaded lifting and lowering of the screw rod 32 and adjust the inclination of the two sides of the display screen 2.

[0028] In this embodiment, a U-shaped groove 11 is provided at the top of the mounting bracket 1, and the bottom end of the display screen 2 is installed on the U-shaped groove 11 of the mounting bracket 1. A pair of limiting slide grooves 12 are opened in the middle of the inner side of the U-shaped groove 11, and the two ends of the outer wall of the symmetrical limiting slide grooves 12 of the display screen 2 are fixedly connected to the limiting long plate 21 and the limiting long plate 21 and the limiting slide groove 12 are limited and slidable, which facilitates the limited fixed installation of the display screen 2 and the mounting bracket 1.

[0029] In this embodiment, a spirit level 4 is installed in the middle of an outer side of the mounting bracket 1. The overall flatness of the display screen 2 is adjusted by lifting and lowering the two sides of the display screen 2 according to the water bubbles inside the spirit level 4 and the two lifting mechanisms 3. The outer side of the mounting bracket 1 away from the display screen 2 is movably connected to a fixing plate 5 through a movable shaft. Screw holes are provided at both symmetrical ends of the fixing plate 5 and both screw holes are threadedly connected with expansion screws 6, which facilitates the fixed installation of the mounting bracket 1 and the wall, and the movable connection between the mounting bracket 1 and the fixing plate 5.

[0030] The implementation principle of an LED display screen with a flatness adjustment mechanism in the embodiment of the present application is as follows: first, the fixing plate 5 is fixedly connected to the wall surface by a pair of expansion screws 6 inserted through symmetrical screw holes, and then the display screen 2 is placed on the U-shaped groove 11 of the mounting bracket 1 by limiting and engaging a pair of limiting long plates 21 with a pair of limiting slide grooves 12 of the mounting bracket 1 from top to bottom. The bottom ends of the display screen 2 are supported by a pair of lifting mechanisms 3. The rotating turntable 37 drives the second bevel gear 36 to rotate through the movable shaft, and the second bevel gear 36 and the first bevel gear 35 are meshed and driven to drive the rotating rod 33 and the screw 32 to rotate. Since the rotating rod 33 is limited by the limiting strip 331 and the cross groove 321 of the screw 32, the screw 32 is threadedly connected with the screw groove 311 of the support 31 to realize the threaded lifting of the screw 32. The display screen 2 and the mounting bracket 1 are moved with the wall surface as a whole through the fixing plate 5, and the two screws 32 drive the lifting of the two sides of the display screen 2. The flatness adjustment of the display screen 2 is realized according to the bubble in the level ruler 4 being in the middle.

[0031] The implementation principle of the LED display screen with a flatness adjustment mechanism in the embodiment of the present application is:

[0032] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An LED display screen with a flatness adjustment mechanism, comprising a mounting bracket (1), characterized in that: A display screen (2) is mounted on the mounting bracket (1), and lifting mechanisms (3) are mounted at both symmetrical ends of the bottom end of the mounting bracket (1), the lifting mechanism (3) comprising a pillar (31), the top end of the pillar (31) is connected with a screw rod (32), one end of the screw rod (32) away from the pillar (31) is fixedly connected with a bearing (34), one end of the screw rod (32) extending into the pillar (31) is movably connected with a rotating rod (33), one end of the rotating rod (33) away from the screw rod (32) is fixedly connected with a first bevel gear (35), one end of the first bevel gear (35) away from the rotating rod (33) is fixedly connected with a movable support rod (38), one end of the movable support rod (38) away from the first bevel gear (35) is movably connected to the bottom end of the pillar (31), and a rotating disk (37) is provided on the side away from the bottom of the two pillars (31).

2. The LED display screen with a flatness adjustment mechanism as claimed in claim 1, characterized in that: The rotating disk (37) is movably connected to the symmetrical end of the side wall of the pillar (31) via a movable shaft, and one end of the movable shaft of the rotating disk (37) extending into the pillar (31) is fixedly connected to a second bevel gear (36), and the second bevel gear (36) is meshingly connected to the first bevel gear (35).

3. The LED display screen with a flatness adjustment mechanism as claimed in claim 1, characterized in that: One end of the screw rod (32) away from the support (31) is fixedly connected to the inner shaft of the bearing (34), and the outer shaft of the bearing (34) is movably connected to the symmetrical end of the bottom end of the mounting bracket (1) through a hinge.

4. The LED display screen with a flatness adjustment mechanism as claimed in claim 1, characterized in that: The top of the pillar (31) is provided with a screw groove (311), one end of the screw rod (32) away from the bearing (34) is threadedly connected to the screw groove (311) of the pillar (31), four symmetrical ends of the outer wall of the rotating rod (33) are fixedly connected to the limiting strips (331), one end of the screw rod (32) opposite to the rotating rod (33) is provided with a cross groove (321), and the rotating rod (33) and the four-end limiting strips (331) overlap with the cross groove (321) of the screw rod (32) to limit movement and extend into the cross groove (321).

5. The LED display screen with a flatness adjustment mechanism as claimed in claim 1, characterized in that: The top of the mounting bracket (1) is provided with a U-shaped groove (11), the bottom of the display screen (2) is mounted on the U-shaped groove (11) of the mounting bracket (1), a pair of limiting sliding grooves (12) are opened in the middle of an inner side of the U-shaped groove (11), and both ends of the outer side walls of the symmetrical limiting sliding grooves (12) of the display screen (2) are fixedly connected to a limiting long plate (21) and limitedly slide through the limiting long plate (21) and the limiting sliding groove (12).

6. The LED display screen with a flatness adjustment mechanism as claimed in claim 1, characterized in that: A level ruler (4) is installed in the middle of an outer side of the mounting bracket (1), and an outer side of the mounting bracket (1) away from the display screen (2) is movably connected to a fixing plate (5) via a movable shaft, and screw holes are provided at both symmetrical ends of the fixing plate (5), and both screw holes are threadedly connected to expansion screws (6).

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