Combined mobile LED screen

Abstract

The utility model discloses a combined type movable LED screen which comprises a base, moving wheels are arranged at the bottom end of the base, a fixing assembly is arranged in cooperation with the moving wheels, a fixing column is arranged on the moving wheels, a lifting column is arranged on the fixing column in a lifting mode, a first supporting frame is arranged at the top end of the lifting column, and a first installation frame is arranged on the first supporting frame. A first display screen is arranged on the first installation frame, second supporting frames are arranged on the two sides of the first supporting frame in a hinged mode, second installation frames are arranged on the second supporting frames, and a second display screen is arranged on the second installation frames. And the display position is convenient to move and the display height is convenient to adjust.

Description

TECHNICAL FIELD

[0001] The utility model relates to LED screen technical field more specifically, it relates to a combined mobile LED screen. BACKGROUND

[0002] LED screen is a kind of display device by light-emitting diode, with high brightness, low power consumption and long life characteristics.It is widely used in advertising board, stage background, stadium and commercial display field, can present bright color and dynamic effect.Through modular design, LED screen can be flexibly spliced into different sizes and shapes, adapt to various scene needs.Its high refresh rate and wide viewing angle characteristics ensure the smoothness and definition of picture, even in strong light can keep excellent visibility.With the progress of technology, LED screen is towards higher resolution, more lightweight and intelligent direction development.

[0003] At present, most LED screens adopt integrated fixed installation mode, although stable structure, but there is obvious viewing angle limitation in practical application.Due to the fixed display angle of screen, cannot dynamically adjust according to different position audience, leading to the audience in outer edge position watching effect is greatly discounted, picture can appear luminance attenuation, color distortion or light interference problem.This not only reduces visual experience, also makes the propagation range of broadcast content limited, cannot maximize cover target audience, especially in some commercial activities such as shopping mall, fixed angle LED screen is difficult to meet the clear viewing needs of different direction audience, thereby affecting the effectiveness of information transmission and the precision of advertisement placement. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the problems in the prior art, the utility model provides a combined mobile LED screen to solve the technical problems that the LED screen in the prior art is mostly fixed and installed integrally, which affects the display angle and the audience viewing effect.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] A combined mobile LED screen, comprising a base, the bottom end of the base is provided with a mobile wheel, and a fixing assembly is arranged in cooperation with the mobile wheel, a fixing column is arranged on the mobile wheel, a lifting column is arranged on the fixing column in a lifting manner, a first support frame is arranged at the top end of the lifting column, a first mounting frame is arranged on the first support frame, a first display screen is arranged on the first mounting frame, second support frames are hingedly arranged on both sides of the first support frame, a second mounting frame is arranged on the second support frame, and a second display screen is arranged on the second mounting frame.

[0009] The utility model further sets up, the bottom of second mounting frame is provided with mounting plate, the mounting plate is provided with support rod in sliding mode, the first support frame is provided with locking structure in cooperation with support rod.

[0010] The utility model further sets up, the locking structure includes locking block, locking block rotation is arranged in the outer end portion of first support frame, locking groove is formed in locking block, and the tail end of support rod is screwed in locking groove in threaded cooperation between the tail end of support rod and locking groove, after the tail end of support rod is screwed, the anti-deformation effect of second support frame is improved, the support stability of second display screen is improved, preferably, the rotation axis between locking block and first support frame matches the rotation axis between second mounting frame and first mounting frame.

[0011] The utility model further sets up, the first support frame is provided with locking piece, and the top end of the locking piece is pressed and fixed at one end of the second support frame connected with the first support frame, after adjusting the second mounting frame carrying the second display screen to the appropriate position, the locking piece is tightly screwed, so that the locking and fixing of the second mounting frame on the first mounting frame can be realized.

[0012] The utility model further sets up, the fixing assembly includes electric push rod, the electric push rod is arranged at the corner of base, the bottom end of electric push rod is provided with fixed foot, the electric push rod is started, and the fixed foot can be controlled to move down on the ground through the electric push rod, so that the stable support of the base is realized.

[0013] The utility model further sets up, the fixing column is provided with lifting groove, a motor is arranged in the lifting groove, a lifting screw rod is arranged at the output end of the motor, the bottom end of the lifting column is located in the lifting groove in sliding mode and is threadedly sleeved on the lifting screw rod, the motor is started, and the lifting screw rod can be controlled to rotate through the motor, the lifting adjustment of the lifting column in the lifting groove can be realized through the threaded cooperation between the lifting screw rod and the lifting column and the sliding limiting relationship between the lifting column and the lifting groove, the lifting adjustment of the first mounting frame and the second mounting frame can be controlled through the lifting column, so that the flexible adjustment of the display height of the first display screen and the second display screen is realized.

[0014] The utility model further sets up, the equipment cavity is seted up in the base, the battery group is seted up in the equipment cavity, the battery group and motor, electric push rod between electric connection, provide electric energy through the battery for motor, electric push rod's operation etc.

[0015] The utility model further sets up, the outer end part of support rod is provided with locking knob, can improve the rotation convenience of support rod through the setting of locking knob.

[0016] (Three) beneficial effect

[0017] Compared with the prior art, the utility model provides a combined mobile LED screen has the following beneficial effects:

[0018] 1, the utility model discloses a base, the bottom of base is provided with the movable wheel, and is provided with the fixed assembly with movable wheel cooperation, sets up the fixed column on movable wheel, the liftable setting of lifting column is provided on the fixed column, wherein the fixed column and the lifting column are through the cooperation of lifting groove, motor, lifting screw etc. Structure realizes the lifting adjustment, when using, starts motor, can control the rotation of lifting screw through motor, can realize the lifting adjustment of lifting column in lifting groove through the thread cooperation between lifting screw and lifting column and the sliding limit relation between lifting column and lifting groove, can control the lifting adjustment of first mounting bracket and second mounting bracket through lifting column, thereby realize the flexible adjustment of first display screen and second display screen display height.

[0019] 2, the utility model sets up the first display screen and second display screen that cooperate with each other at the top of lifting column, wherein second display screen can realize the rotation adjustment relative to first display screen, thereby can flexible display angle, improve display flexibility and reality area.

[0020] 3, the utility model discloses the installation of first display screen through setting first support frame and first mounting bracket, wherein, first display screen and first mounting bracket can be fixed through bolt, and the both ends rotation hinged second support frame of first support frame, and set up second mounting bracket on second support frame for the installation of second display screen, second display screen and second mounting bracket can also be fixed through bolt, like this, can flexibly realize the rotation adjustable installation of second display screen on the both sides of first display screen, and facilitate the installation of first display screen and second display screen. ACCURACY OF DRAWINGS

[0021] Figure 1 It is the whole structure schematic of a combined mobile LED screen in the utility model Figure 1 ;

[0022] Figure 2 Figure 1 is a schematic diagram of the overall structure of a combined mobile LED screen according to the present application Figure 2 ;

[0023] Figure 3 Figure 2 is a schematic diagram of the cooperation structure between the first support frame and the second support frame according to the present application

[0024] Figure 4 Figure 1 is a schematic diagram of the overall structure of a combined mobile LED screen according to the present application Figure 3 ;

[0025] Figure 5 Figure 4 is a schematic diagram of the connection structure between the fixed column and the lifting column according to the present application

[0026] Figure 6 Figure 5 is a schematic diagram of the internal structure of the battery pack in the base according to the present application.

[0027] In the figure: 1, base; 2, mobile wheel; 3, fixed column; 4, lifting column; 5, first support frame; 6, first mounting frame; 7, first display screen; 8, second support frame; 9, second mounting frame; 10, second display screen; 11, mounting plate; 12, support rod; 13, locking block; 14, locking groove; 15, locking piece; 16, electric push rod; 17, fixed foot; 18, lifting groove; 19, motor; 20, lifting screw; 21, equipment cavity; 22, battery pack; 23, locking knob. DETAILED DESCRIPTION

[0028] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0029] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0030] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravitational directions; similarly, for the convenience of understanding and description, "left, right" are generally with respect to the left and right shown in the drawings; "inner, outer" refer to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0031] Please refer to Figures 1-6The utility model provides a combined mobile LED screen, including base 1, the bottom end of base 1 is provided with mobile wheel 2, and is provided with fixed assembly with mobile wheel 2, mobile wheel 2 is provided with fixed column 3, fixed column 3 is provided with liftable column 4, the top of liftable column 4 is provided with first support frame 5, first support frame 5 is provided with first mounting frame 6, and first mounting frame 6 is provided with first display screen 7, and the both sides of first support frame 5 are hingedly provided with second support frame 8, and second support frame 8 is provided with second mounting frame 9, and second mounting frame 9 is provided with second display screen 10.

[0032] Please refer to Figures 1-6 As a kind of embodiment to second mounting frame 9: the bottom of second mounting frame 9 is provided with mounting plate 11, and support rod 12 is slidably arranged on mounting plate 11, and locking structure is arranged on first support frame 5 in cooperation with support rod 12.

[0033] Wherein, the locking structure includes locking block 13, which is rotatably arranged on the outer end of the first support frame 5, and locking groove 14 is formed in the locking block 13, and the tail end of the support rod 12 is threadedly connected with the locking groove 14. After the tail end of the support rod 12 is screwed into the locking groove 14, the deformation resistance of the second support frame 8 is improved, and the support stability of the second display screen 10 is improved. Preferably, the rotation axis between the locking block 13 and the first support frame 5 matches the rotation axis between the second mounting frame 9 and the first mounting frame 6. The outer end of the support rod 12 is provided with a locking knob 23. The locking knob 23 can improve the rotation convenience of the support rod 12.

[0034] Please refer to Figures 1-6 As an embodiment of the first support frame 5: the first support frame 5 is provided with a locking member 15, and the top end of the locking member 15 is pressed and fixed to one end of the second support frame 8 connected to the first support frame 5. After adjusting the second mounting frame 9 with the second display screen 10 to the appropriate position, tighten the locking member 15, so that the second mounting frame 9 can be locked and fixed on the first mounting frame 6.

[0035] Please refer to Figures 1-6 As an embodiment of the fixed assembly: the fixed assembly includes an electric push rod 16, which is arranged at the corner of the base 1. The bottom end of the electric push rod 16 is provided with a fixed foot 17. By starting the electric push rod 16, the fixed foot 17 can be controlled to move downward and support on the ground, thereby realizing stable support of the base 1.

[0036] Please refer to Figures 1-6As an embodiment of the fixed column 3: the fixed column 3 is provided with a lifting groove 18, a motor 19 is arranged in the lifting groove 18, the output end of the motor 19 is provided with a lifting screw 20, the bottom end of the lifting column 4 is slidably arranged in the lifting groove 18 and is threadedly sleeved on the lifting screw 20, the motor 19 is started, the rotation of the lifting screw 20 can be controlled through the motor 19, the lifting column 4 can be adjusted in the lifting groove 18 through the threaded cooperation between the lifting screw 20 and the lifting column 4 and the sliding limiting relationship between the lifting column 4 and the lifting groove 18, and the lifting adjustment of the first mounting frame 6 and the second mounting frame 9 can be controlled through the lifting column 4, so that the display height of the first display screen 7 and the second display screen 10 can be flexibly adjusted.

[0037] Please refer to Figures 1-6 As an embodiment of the base 1: the base 1 is internally provided with a device cavity 21, a battery pack 22 is arranged in the device cavity 21, the battery pack 22 is electrically connected with the motor 19 and the electric push rod 16, and the battery pack 22 provides electric energy for the operation of the motor 19 and the electric push rod 16, wherein the connection between the battery pack 22 and the motor 19 and the electric push rod 16 is a known technology, and the circuit connection structure of the utility model is not described herein, and the operation of the motor 19 and the electric push rod 16 can be realized through a controller and a control panel.

[0038] In summary:

[0039] The utility model discloses a base 1, the bottom end of base 1 is provided with movable wheel 2, and movable wheel 2 is provided with fixed component, movable wheel 2 is provided with fixed column 3, and the lifting column 4 can be lifted and arranged on fixed column 3, wherein the fixed column 3 and the lifting column 4 are adjusted through the cooperation of lifting groove 18, motor 19, lifting screw 20 and other structures, when using, the motor 19 is started, the rotation of the lifting screw 20 can be controlled through the motor 19, the lifting column 4 can be adjusted in the lifting groove 18 through the threaded cooperation between the lifting screw 20 and the lifting column 4 and the sliding limiting relationship between the lifting column 4 and the lifting groove 18, the lifting adjustment of the first mounting frame 6 and the second mounting frame 9 can be controlled through the lifting column 4, so that the display height of the first display screen 7 and the second display screen 10 can be flexibly adjusted.

[0040] The utility model discloses the top of lifting column 4 is provided with the first display screen 7 and the second display screen 10 that cooperate with each other, wherein the second display screen 10 can be adjusted in rotation relative to the first display screen 7, so that the display angle can be flexibly adjusted, and the display flexibility and the actual area are improved.

[0041] The utility model discloses a first support frame 5 and first mounting frame 6 realize the installation of first display screen 7, wherein, first display screen 7 and first mounting frame 6 can be fixed through bolt, and the both ends of first support frame 5 rotatable link second support frame 8, and set up second mounting frame 9 on second support frame 8 for the installation of second display screen 10, second display screen 10 and second mounting frame 9 can also be fixed through bolt, in this way, the rotatable adjustable installation of second display screen 10 on the both sides of first display screen 7 can be realized flexibly, and the installation of first display screen 7 and second display screen 10 is convenient.

[0042] In all the above-mentioned solutions, the connection between two components can be selected according to actual conditions, such as welding, bolt and nut cooperation connection, bolt or screw connection, or other known connection methods, which will not be described one by one. In the above, when referring to fixed connection, welding is preferred. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and deformations can be made to these embodiments without departing from the principles and spirits of the utility model. The scope of the utility model is defined by the appended claims and their equivalents.

[0043] In all the above-mentioned solutions, if there is no explicit description, the electrical element operation is controlled by the controller. Since the controller is matched with common devices, its control principle and circuit connection belong to existing known and mature technology, which will not be described in detail.

[0044] In all the above-mentioned solutions, if actual needs, the motor can be matched with a speed reducer. The connection structure and working principle between the motor and the speed reducer are existing known technology, which will not be described in the utility model.

[0045] In all the above-mentioned solutions, if the synchronous belt transmission structure is involved, if there is no explicit structure, it is the cooperation of the synchronous belt and the synchronous wheel in the existing technology. The connection between the shaft structure and the cooperation is existing known technology, which will not be described in the utility model.

[0046] In all the above-mentioned solutions, if the solar panel is connected with the battery, the inverter, the battery charging controller, the cable, the fuse, the bracket and other necessary accessories can be matched. The control principle and circuit connection belong to existing known and mature technology, which will not be described in detail.

Claims

1. A combined mobile LED screen comprising a base (1), characterized in that: The bottom end of the base (1) is provided with a movable wheel (2), and a fixing assembly is arranged in cooperation with the movable wheel (2), characterized in that: the movable wheel (2) is provided with a fixing column (3), the fixing column (3) is provided with a lifting column (4) which can be lifted and lowered, the top end of the lifting column (4) is provided with a first support frame (5), the first support frame (5) is provided with a first mounting frame (6), the first mounting frame (6) is provided with a first display screen (7), both sides of the first support frame (5) are hingedly provided with a second support frame (8), the second support frame (8) is provided with a second mounting frame (9), and the second mounting frame (9) is provided with a second display screen (10).

2. The combination mobile LED screen of claim 1, wherein: The bottom of the second mounting frame (9) is provided with a mounting plate (11), the mounting plate (11) is provided with a support rod (12) which can slide, and the first support frame (5) is provided with a locking structure in cooperation with the support rod (12).

3. The modular LED screen of claim 2, wherein: The locking structure comprises a locking block (13), the locking block (13) is rotatably arranged at the outer end of the first support frame (5), the locking block (13) is provided with a locking groove (14), and the tail end of the support rod (12) is threadedly connected with the locking groove (14).

4. The modular LED screen of claim 3, wherein: The first support frame (5) is provided with a locking piece (15), and the top end of the locking piece (15) is abutted and fixed to one end of the second support frame (8) connected with the first support frame (5).

5. The combination mobile LED screen of claim 1, wherein: The fixing assembly comprises an electric push rod (16), the electric push rod (16) is arranged at the corner of the base (1), and the bottom end of the electric push rod (16) is provided with a fixing foot (17).

6. The modular LED screen of claim 5, wherein: The fixing column (3) is provided with a lifting groove (18), the lifting groove (18) is provided with a motor (19), the output end of the motor (19) is provided with a lifting screw rod (20), and the bottom end of the lifting column (4) is slidably arranged in the lifting groove (18) and threadedly arranged on the lifting screw rod (20).

7. The modular LED screen of claim 6, wherein: The base (1) is internally provided with a device cavity (21), the device cavity (21) is provided with a battery pack (22), and the battery pack (22) is electrically connected with the motor (19) and the electric push rod (16).

8. The combination mobile LED screen of claim 3, wherein: The outer end of the support rod (12) is provided with a locking knob (23).

Images