Fixing structure of LED display screen

Abstract

The utility model relates to the technical field of LED display screens, and discloses an LED display screen fixing structure which comprises a supporting column used for supporting equipment, a telescopic column is connected to the inner wall of the supporting column in a sliding mode, two limiting rods are rotatably connected to the inner wall of the telescopic column, and limiting assemblies are arranged on the left side and the right side of the outer wall of each limiting rod. Limiting gears are fixedly connected to the left end and the right end of the limiting rod correspondingly, limiting racks are fixedly connected to the left side and the right side of the front portion of the inner wall of the supporting column correspondingly, the rear sides of the outer walls of the limiting gears are in meshed connection with the front sides of the outer walls of the limiting racks, and a protective shell is fixedly connected to the top of the telescopic column. According to the utility model, the adjusting block is pushed to rotate the connecting lock plate so as to buckle the connecting lock plate on the connecting lock seat, the fixing between the limiting insertion block and the connecting slide rail is released, the display screen is pulled out for replacement, and when the display screen is taken out, the adjusting block does not need to be held all the time, so that the operation is more convenient and quicker.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED display screen technical field especially relates to a kind of fixed structure of LED display screen. BACKGROUND

[0002] LED display screen (LED panel): LED is light emitting diode, the English abbreviation of light emitting diode, is abbreviated as LED. It utilizes the P-N junction electroluminescence principle of semiconductor to generate red, green, blue color. It is a kind of semiconductor display device developed in the late 60s;70s, with the research progress of semiconductor material synthesis technology, single crystal manufacturing technology and P-N junction formation technology, light emitting diode in luminous color, brightness and other performances can be improved and rapidly enter batch and practicality;Enter 80s, LED in luminous wavelength range and performance greatly improve, and begin to form flat-panel display product, i.e. LED display screen, new information display media that rapidly develops in the world in the late 80s, utilize the dot matrix module or pixel unit of light emitting diode to form large-area display screen, with high reliability, long service life, strong environmental adaptability, high price performance ratio, low use cost and other characteristics.

[0003] Under normal circumstances, the existing liquid crystal display screen is prone to damage after long time use, needs to be replaced and maintained, but the existing display screen is very troublesome when continuing to replace, affects work efficiency.For this, aiming at the technical problem, the present application proposes a kind of fixed structure of LED display screen. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art, and provides a kind of fixed structure of LED display screen, by pushing the adjusting block rotation connection lock piece and being buckled in the connecting lock seat, the display screen is extracted to replace by removing the fixing of limiting insert block and connecting slide rail, when taking out display screen, it is more convenient and fast without always gripping adjusting block.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] The utility model provides a fixed structure of LED display screen, including the support column for supporting equipment, the telescopic column is connected with in the wall of support column slidingly, two limit rods are connected with in the wall of telescopic column rotationally, the both sides of limit rod outside wall left and right all are provided with limit component, to control limit rod rotation, the both ends of limit rod left and right all are fixedly connected with limit gear, the both sides of support column inside wall left and right all are fixedly connected with limit rack, the back of limit gear outside wall is connected with the front of limit rack outside wall meshingly, the top of telescopic column is fixedly connected with protection shell, the both sides of protection shell inside wall left and right all are inserted with connecting slide rail, two the connecting slide rail near one side is fixedly connected with display screen, the both sides of protection shell inside wall left and right all are seted up with limit slot, the inside wall of limit slot is connected with limit plug block slidingly, two the limit plug block near one side is inserted with two connecting slide rail inside wall side apart, the bottom side of limit plug block is provided with rebound component, to control the interval of two limit plug block.

[0007] Further, the limit component includes a limit screw fixedly connected to the left and right sides of the limit rod, a limit block is sleeved to the left and right sides of the limit rod, and the inner wall of the limit block is threadedly connected with the outer wall of the limit screw.

[0008] Further, two connecting grooves are formed in the left and right sides of the telescopic column, and the inner wall of the connecting groove is threadedly connected with the outer wall of the limit block.

[0009] Further, the rebound component includes an adjusting block fixedly connected to the bottom side of the limit plug block, a limit spring is arranged in the limit slot, and the outer wall of the adjusting block is slidingly connected with the inner wall of the limit slot.

[0010] Further, one end of the limit spring is fixedly connected with the right side of the adjusting block, and the other end of the limit spring is fixedly connected with the left side of the inner wall of the limit slot.

[0011] Further, a connecting lock piece is rotationally connected to the bottom of the adjusting block, connecting lock seats are fixedly connected to the bottom of the left and right sides of the protection shell, and the outer wall of the connecting lock seat is inserted with the inner wall of the connecting lock piece.

[0012] Further, a rainproof cover is rotationally connected to the top front side of the protection shell.

[0013] The utility model has the following beneficial effects:

[0014] 1、In the utility model, by pushing the adjusting block rotationally connecting the connecting lock piece to buckle the connecting lock piece on the connecting lock seat, the display screen is taken out for replacement by releasing the fixing of the limit plug block and the connecting slide rail, and it is more convenient and fast to not hold the adjusting block all the time when taking out the display screen.

[0015] 2、The utility model discloses, through the twist limit block and make limit block screw into the connecting groove, make telescopic column no longer slide down, to the display screen of adjusting height fixed, make display screen can adjust height, more clearly show the content of display screen. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A kind of fixing structure of LED display screen is proposed for the utility model, and its sectional view is shown in the figure;

[0017] Figure 2 The connecting slide rail schematic diagram of a kind of fixing structure of LED display screen is proposed for the utility model;

[0018] Figure 3 The connecting lock piece schematic diagram of a kind of fixing structure of LED display screen is proposed for the utility model;

[0019] Figure 4 The limit rack schematic diagram of a kind of fixing structure of LED display screen is proposed for the utility model;

[0020] Figure 5 The limit rod schematic diagram of a kind of fixing structure of LED display screen is proposed for the utility model.

[0021] LEGEND:

[0022] 1, support column;2, telescopic column;3, protective shell;4, rain cover;5, display screen;6, connecting slide rail;7, limit insert block;8, adjusting block;9, limit spring;10, connecting lock piece;11, connecting lock seat;12, limit gear;13, limit rack;14, limit rod;15, limit screw;16, limit block. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model below, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] REFERENCE Figures 1-3The utility model provides an embodiment: a kind of fixed structure of LED display screen, including the support column 1 for supporting equipment, telescopic column 2 is slidably connected in support column 1 inner wall, two limit rods 14 are rotatably connected in telescopic column 2 inner wall, limit rod 14 outer wall left and right sides are all fixedly connected with limiting screw rod 15, limiting block 16 is set on the left and right sides of the outer wall of limit rod 14, the inner wall of limiting block 16 is threadedly connected with the outer wall of limiting screw rod 15, two connecting grooves are all set in the left and right sides of telescopic column 2, the outer wall of connecting groove inner wall is threadedly connected with limiting block 16, by screwing limiting block 16 into connecting groove, so that limiting block 16 and limiting screw rod 15 are fixed, for controlling limit rod 14 rotation, limit rod 14 left and right ends are all fixedly connected with limit gear 12, support column 1 inner wall front left and right sides are all fixedly connected with limit rack 13, limit gear 12 outer wall rear side is engagedly connected with the outer wall front side of limit rack 13, when limit rod 14 is fixed and stops rotating, because limit rack 13 and limit gear 12 are engaged so that telescopic column 2 no longer slides down;Rain cover 4 is rotatably connected to the top front side of protective shell 3, and the protective shell 3 is sealed to prevent water and dust from damaging the display screen 5;

[0025] Referring to Figure 1 、 Figure 4 and Figure 5 , telescopic column 2 top is fixedly connected with protective shell 3, and the left and right sides of the inner wall of protective shell 3 are both inserted with connecting slide rails 6, and the proximal side of the two connecting slide rails 6 is fixedly connected with display screen 5, and the left and right sides of the inner wall of protective shell 3 are both provided with limiting grooves, and the inner wall of the limiting groove is slidably connected with limiting plug 7, and the proximal side of the two limiting plug 7 is inserted with the inner wall of the two connecting slide rails 6, and the distal side is inserted with the inner wall of the two connecting slide rails 6, and the limiting plug 7 is inserted into the connecting slide rail 6 to be fixed, so that the display screen 5 cannot be taken out;Limiting plug 7 bottom side is fixedly connected with adjusting block 8, limiting spring 9 is arranged in the limiting groove, one end of limiting spring 9 is fixedly connected with the right side of adjusting block 8, the other end of limiting spring 9 is fixedly connected with the left side of the inner wall of limiting groove, and the limiting plug 7 is inserted into the connecting slide rail 6 to be fixed by driving adjusting block 8 to rebound;Adjusting block 8 outer wall is slidably connected with the inner wall of limiting groove, for controlling the distance between the two limiting plug 7;Connecting lock piece 10 is rotatably connected to the bottom of adjusting block 8, and connecting lock seat 11 is fixedly connected to the left and right sides of the bottom of protective shell 3, and the outer wall of connecting lock seat 11 is inserted with the inner wall of connecting lock piece 10, when taking out display screen 5, it is not necessary to hold adjusting block 8 all the time.

[0026] Working principle: when the height of the display device needs to be adjusted, push the telescopic column 2, after the height is adjusted, twist the limiting block 16 to screw the limiting block 16 into the connecting groove, so that the limiting block 16 and the limiting screw 15 are fixed, the limiting rod 14 stops rotating, when the limiting rod 14 stops rotating, the limiting gear 12 also stops rotating, the limiting rack 13 is engaged with the limiting gear 12, so that the telescopic column 2 no longer slides down. When the display screen 5 needs to be replaced, push the adjusting block 8 to slide the limiting plug block 7, at the same time, the limiting spring 9 is compressed, rotate the connecting lock piece 10 to buckle the connecting lock piece 10 on the connecting lock seat 11, release the fixing of the limiting plug block 7 and the connecting slide rail 6, and take out the display screen 5 for replacement.

[0027] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A fixing structure of an LED display screen, characterized in that, The utility model relates to a support column (1) for supporting equipment, the telescopic column (2) is slidably connected in the inner wall of support column (1), two limit rods (14) are rotatably connected in the inner wall of telescopic column (2), limit assembly is arranged on the left and right sides of the outer wall of limit rod (14) to control the rotation of limit rod (14), limit gear (12) is fixedly connected on the left and right ends of limit rod (14), limit rack (13) is fixedly connected on the left and right sides of the front of support column (1), the rear side of limit gear (12) is meshedly connected with the front side of the outer wall of limit rack (13), protection shell (3) is fixedly connected on the top of telescopic column (2), connecting slide rail (6) is inserted on the left and right sides of the inner wall of protection shell (3), display screen (5) is fixedly connected on the side close to two connecting slide rails (6), limit slot is formed on the left and right sides of the inner wall of protection shell (3), limit plug (7) is slidably connected in the inner wall of limit slot, the side close to two limit plugs (7) is inserted with the side away from the inner wall of two connecting slide rails (6), rebound assembly is arranged on the bottom side of limit plug (7) to control the interval of two limit plugs (7). 2.The LED display screen fixing structure according to claim 1, characterized in that: The limit assembly includes limit screws (15) fixedly connected to the left and right sides of the outer wall of the limit rod (14), limit blocks (16) are sleeved on the left and right sides of the outer wall of the limit rod (14), and the inner wall of the limit block (16) is threadedly connected with the outer wall of the limit screw (15).

3. The fixing structure of the LED display screen according to claim 2, characterized in that: The telescopic column (2) is provided with two connecting grooves on the left and right sides, and the inner wall of the connecting groove is threadedly connected with the outer wall of the limit block (16).

4. The fixing structure of the LED display screen according to claim 1, characterized in that: The rebound assembly includes an adjusting block (8) fixedly connected to the bottom side of the limit plug (7), a limit spring (9) arranged in the limit slot, and the outer wall of the adjusting block (8) is slidably connected with the inner wall of the limit slot.

5. The LED display screen fixing structure according to claim 1, characterized in that: One end of the limit spring (9) is fixedly connected with the right side of the adjusting block (8), and the other end of the limit spring (9) is fixedly connected with the left side of the inner wall of the limit slot.

6. The fixing structure of the LED display screen according to claim 5, characterized in that: The bottom of the adjusting block (8) is rotatably connected with a connecting lock piece (10), and the left and right sides of the bottom of the protection shell (3) are fixedly connected with a connecting lock seat (11), and the outer wall of the connecting lock seat (11) is inserted with the inner wall of the connecting lock piece (10). 7.The LED display screen fixing structure according to claim 1, characterized in that: The top front side of the protection shell (3) is rotatably connected with a rain cover (4).

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