Self-rotating LED display screen

Abstract

The utility model relates to a self-rotating light-emitting diode (LED) display screen, which belongs to the technical field of display screens and comprises a base and a display screen main body arranged on the front side of the base, the front side of the base is rotatably connected with a chassis through a bearing, and an air cylinder is fixed on the front side of the chassis and close to the right end of the chassis. And an adjusting mechanism for overturning the display screen main body is arranged on the front side of the chassis. According to the self-rotating LED display screen, the self-rotating LED display screen is moved to an area needing to be used through a wheel set, a disc can start to rotate by starting a first motor, a display screen body is driven to rotate, the self-rotating purpose is achieved, a second motor is started, the display screen body is turned over, and the front side of the display screen body faces a storage bin; and the air cylinder is started to slowly descend until the display screen main body moves into the storage bin, so that the display screen main body is protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to display screen technical field, concretely is a kind of self-rotating LED display screen. BACKGROUND

[0002] LED display screen is a kind of flat panel display, which is composed of a plurality of small LED module panels, and is used to display text, images, videos and other information, and has the advantages of bright color, wide dynamic range, high brightness, long service life and stable and reliable operation. LED display screen is widely used in commercial media, cultural performance market, sports venues, information dissemination, news release and securities trading, and can meet the needs of different environments.

[0003] A self-rotating LED display screen is disclosed in Chinese patent CN219692758U. The self-rotating LED display screen includes a fixed base, a support column inserted into the fixed base, and a bearing connecting the support column to the fixed base. A cavity is formed in the fixed base, and a motor is fixedly installed in the cavity. The output end of the motor extends into the support column and is fixedly connected to a driving wheel through a coupling. The inner wall of the support column is fixedly connected to a gear ring, and the gear ring is engaged with the driving wheel.

[0004] The above-mentioned self-rotating LED display screen has some shortcomings. The stable mechanism can provide good stable support when the support column drives the display screen body to rotate, preventing shaking during rotation. However, when the display screen is not in use, it is easily damaged by impact when exposed. Therefore, the present application provides a self-rotating LED display screen to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] In view of the shortcomings of the prior art, the utility model provides a self-rotating LED display screen, which has the advantages of protecting the display screen when not in use, and solves the problem of damage to the display screen when exposed to impact.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a self-rotating LED display screen includes a base and a display screen body arranged on the front side of the base. The front side of the base is rotatably connected to a bottom disc through a bearing. A gas cylinder is fixed to the front side of the bottom disc near its right end. An adjusting mechanism is provided on the front side of the bottom disc for the display screen body to flip.

[0007] Further, a cavity is formed in the inside of the base, and a first motor is placed in the inside of the cavity. A wheel set is installed on the back side of the base.

[0008] Further, the bottom disc is fixed to the outside of the output shaft of the first motor, and a circular accommodating cavity is formed on the front side of the base to accommodate the display screen body.

[0009] Further, the adjusting mechanism comprises a connecting box welded outside the cylinder output shaft, a second motor is arranged in the connecting box, a first gear is welded outside the output shaft of the second motor, a second gear is engaged outside the first gear, a connecting rod is welded inside the second gear, a connecting column is welded outside the connecting rod and at the center thereof, two connecting plates are welded at the left side of the connecting box, a receiving bin is fixed at the front side of the chassis, and two fixed plates are welded at the right side of the display screen body.

[0010] Further, the display screen body is fixed at the left end of the connecting column, and the connecting column is rotationally connected between the two connecting plates.

[0011] Further, the connecting rod is fixed between the two fixed plates, and the display screen body is located at the front side of the receiving bin.

[0012] Compared with the prior art, the technical scheme has the following beneficial effects:

[0013] The self-rotating LED display screen is moved to the area to be used through the wheel set, the disc starts to rotate by starting the first motor, the display screen body is rotated, the self-rotation purpose is achieved, the display screen body is flipped by starting the second motor and the front side thereof is directed to the receiving bin, the cylinder is started to slowly descend, and the display screen body is moved into the receiving bin, so that the display screen body is protected. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the utility model;

[0015] Fig. 2 It is a rear view of the base structure of the utility model;

[0016] Fig. 3 It is a schematic view of the adjusting mechanism of the utility model;

[0017] Fig. 4 It is a schematic view of the display screen body structure of the utility model after adjustment.

[0018] In the figure: 1 base, 2 adjusting mechanism, 201 connecting box, 202 second motor, 203 first gear, 204 second gear, 205 connecting rod, 206 connecting column, 207 connecting plate, 208 receiving bin, 209 fixed plate, 3 chassis, 4 cylinder, 5 display screen body, 6 cavity, 7 first motor, 8 wheel set. DETAILED DESCRIPTION

[0019] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0020] Please refer to Figs. 1-2 The self-rotating LED display screen in the embodiment comprises a base 1, a display screen body 5 arranged on the front side of the base 1, a bottom disc 3 rotatably connected to the front side of the base 1 through a bearing, an air cylinder 4 fixed to the front side of the bottom disc 3 and close to the right end of the bottom disc 3, and an adjusting mechanism 2 arranged on the front side of the bottom disc 3 and used for overturning the display screen body 5.

[0021] A cavity 6 is formed in the base 1, and a first motor 7 is arranged in the cavity 6. The base 1 is provided with a groove at the center of the back side of the base 1 for mounting the first motor 7. A wheel set 8 is mounted on the back side of the base 1. The bottom disc 3 is fixed to the outside of the output shaft of the first motor 7. A circular accommodating cavity for accommodating the display screen body 5 is formed in the front side of the base 1. The disc starts to rotate by starting the first motor 7, and the display screen body 5 is rotated, so that the self-rotation purpose is achieved.

[0022] It can be understood that the self-rotating LED display screen is moved to the area where it is needed by using the wheel set 8, and then the wheel set 8 is locked by the self-locking device on the outside of the wheel set 8, so that the rotation of the wheel set 8 is limited. The locking of the wheel set 8 by the self-locking device on the outside of the wheel set 8 is a conventional technology known to those skilled in the art, and thus the present application will not be described in detail.

[0023] Please refer to Figs. 3-4 In the embodiment, the adjusting mechanism 2 comprises a connecting box 201 welded to the outside of the output shaft of the air cylinder 4. A second motor 202 is arranged in the connecting box 201. A first gear 203 is welded to the outside of the output shaft of the second motor 202. A second gear 204 is engaged with the outside of the first gear 203. A connecting rod 205 is welded to the inside of the second gear 204. A connecting column 206 is welded to the outside of the connecting rod 205 and located at the center of the connecting rod 205. Two connecting plates 207 are welded to the left side of the connecting box 201. A storage bin 208 is fixed to the front side of the bottom disc 3. Two fixed plates 209 are welded to the right side of the display screen body 5. The first gear 203 drives the second gear 204 to rotate by starting the second motor 202, so that the second gear 204 drives the connecting rod 205 to rotate, and the display screen body 5 starts to adjust the angle.

[0024] The display screen body 5 is fixed to the left end of the connecting column 206, the connecting column 206 is rotationally connected between two connecting plates 207, the connecting rod 205 is fixed between two fixed plates 209, the display screen body 5 is located at the front side of the storage bin 208, when the display screen body 5 is not used, the display screen body 5 is flipped and the front side direction thereof faces the storage bin 208, the air cylinder 4 is started to slowly descend, until the display screen body 5 moves into the inside of the storage bin 208, so that the display screen body 5 is protected.

[0025] It can be understood that the self-rotating LED display screen is moved to the area to be used by the wheel set 8, the first motor 7 is started to drive the disc to rotate and drive the display screen body 5 to rotate, the second motor 202 is started to flip the display screen body 5 and make the front side direction thereof face the storage bin 208, and the air cylinder 4 is started to slowly descend, until the display screen body 5 moves into the inside of the storage bin 208, so that the display screen body 5 is protected.

[0026] The electrical components appearing in the specification are electrically connected with the master controller and the power supply, and the electrical components appearing in the specification are conventional known devices, and the application will not be described in detail, the master controller can be a conventional known device such as a computer, the control circuit of the master controller can be realized by simple programming of those skilled in the art, the power supply is also a common knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the control mode and the circuit connection will not be explained in detail, and the part not described in the utility model is the common technology of those skilled in the art.

[0027] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0028] The working principle of the above embodiment is as follows:

[0029] When the self-rotating LED display screen needs to be used, the self-rotating LED display screen is moved to the area where it needs to be used by the wheel set 8, and then the wheel set 8 is locked by the outer side self-locking device of the wheel set 8, thereby limiting the rotation of the wheel set 8, and the disc starts to rotate by starting the first motor 7, and the display screen main body 5 is rotated, so as to achieve the purpose of self-rotation, and the first gear 203 is driven to rotate by starting the second motor 202, thereby driving the second gear 204 to rotate, and the connecting rod 205 is driven to rotate by the second gear 204, so that the display screen main body 5 starts to adjust the angle, when the display screen main body 5 is not used, the display screen main body 5 is flipped and the front side direction thereof is directed to the storage bin 208, and the cylinder 4 is started to slowly descend until the display screen main body 5 moves into the inside of the storage bin 208, so as to protect the display screen main body 5.

[0030] In the figure: 1 base, 2 adjusting mechanism, 201 connecting box, 202 second motor, 203 first gear, 204 second gear, 205 connecting rod, 206 connecting column, 207 connecting plate, 208 storage bin, 209 fixed plate, 3 bottom plate, 4 cylinder, 5 display screen main body, 6 cavity, 7 first motor, 8 wheel set.

[0031] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. In this document, the terms "comprises", "comprising", or any other variation thereof, will cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0032] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A self-rotating LED display screen, comprising a base (1) and a display screen body (5) arranged on the front side of the base, characterized in that: The front side of the base (1) is rotationally connected with a chassis (3) through a bearing, the front side of the chassis (3) is fixed with a cylinder (4) close to the right end thereof, and the front side of the chassis (3) is provided with an adjusting mechanism (2) for overturning a display screen body (5).

2. The self-rotating LED display screen according to claim 1, characterized in that: A cavity (6) is arranged in the base (1), a first motor (7) is arranged in the cavity (6), and a wheel set (8) is mounted on the back side of the base (1).

3. The self-rotating LED display screen of claim 2, wherein: The chassis (3) is fixed on the outside of the output shaft of the first motor (7), and a circular accommodating cavity for accommodating the display screen body (5) is arranged on the front side of the base (1).

4. The self-rotating LED display screen of claim 1, wherein: The adjusting mechanism (2) comprises a connecting box (201) welded on the outside of the output shaft of the cylinder (4), a second motor (202) is arranged in the connecting box (201), a first gear (203) is welded on the outside of the output shaft of the second motor (202), a second gear (204) is engaged with the outside of the first gear (203), a connecting rod (205) is welded in the second gear (204), a connecting column (206) is welded on the outside of the connecting rod (205) and located at the center thereof, two connecting plates (207) are welded on the left side of the connecting box (201), a storage bin (208) is fixed on the front side of the chassis (3), and two fixed plates (209) are welded on the right side of the display screen body (5).

5. The self-rotating LED display screen of claim 4, wherein: The display screen body (5) is fixed on the left end of the connecting column (206), and the connecting column (206) is rotationally connected between the two connecting plates (207).

6. The self-rotating LED display screen of claim 4, wherein: The connecting rod (205) is fixed between the two fixed plates (209), and the display screen body (5) is located on the front side of the storage bin (208).

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