CN221145905U - Display screen support expanding device - Google Patents
Display screen support expanding device Download PDFInfo
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- CN221145905U CN221145905U CN202323235543.5U CN202323235543U CN221145905U CN 221145905 U CN221145905 U CN 221145905U CN 202323235543 U CN202323235543 U CN 202323235543U CN 221145905 U CN221145905 U CN 221145905U
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Abstract
The utility model discloses a display screen support expansion device, which comprises: a base; a horizontal moving frame driven to move by the first linear driving assembly; a vertical frame fixed to the horizontal moving frame; the plurality of second linear driving assemblies are arranged on the horizontal moving frame and/or the vertical frame; the gap of the main screen frame is positioned on the front end surface of the vertical frame to form an accommodating space, the main screen frame is driven to move by the second linear driving assembly, and a main display screen mounting position is arranged on the main screen frame; the plurality of third linear driving assemblies are arranged on the front end face of the vertical frame; the sub-screen frames are oppositely arranged and driven by different third linear driving assemblies to horizontally move, and sub-screen frames are provided with sub-display screen installation positions; when the sub-screen frames move to the end point in opposite directions, the sub-screen frames retract to be located in the accommodating space, when the sub-screen frames move to the end point in opposite directions, the sub-screen frames are unfolded to be located at two sides of the main screen frame, and the main display screen and the two sub-display screens are spliced into a whole. The utility model has the beneficial effect of supporting the extended display screen rapidly.
Description
Technical Field
The utility model relates to the field of LED display screens. More particularly, the present utility model relates to a display screen support expansion device.
Background
The LED display screen is widely used as a screen display device in commercial places such as outdoor advertisement, conference hall, and vehicle-mounted mobile advertisement, and each part of the components are display devices with modularized structures, and when dealing with large screen display, a plurality of display screens are usually spliced together to be combined. The current display screen has certain not enough when carrying out the concatenation:
1. In the process of transferring the display screen, if the display screens are stacked together at will, the display screens are stacked and placed to slide easily, the display screens can be scratched, the luminous parts on the display screens are damaged, and unnecessary economic losses are increased. In order to protect the display screen, the display screen is required to be subjected to anti-skid and anti-collision packaging, which is complicated and time-consuming;
2. When the LED display screen reaches an installation destination, such as outdoors, a conference hall or an advertisement vehicle, the existing LED display screens are spliced, and the two groups of LED display screens are generally installed and connected through a large number of screws, so that the mode is relatively delayed, and a plurality of people are required to cooperate. Especially, the display screen for displaying advertisements on the vehicle circular stream has limited space on the vehicle, is inconvenient for the whole installation of a large-screen display screen, and is formed by splicing small-sized display screens.
Therefore, in order to solve the above problems, a device capable of rapidly supporting an extended display screen is studied and designed.
Disclosure of utility model
It is an object of the present utility model to solve at least the above problems and to provide at least the advantages to be described later.
To achieve these objects and other advantages and in accordance with the purpose of the utility model, there is provided a display screen support expansion apparatus including:
a base on which at least one first linear drive assembly is provided;
A horizontal moving frame fixed on the first linear driving assembly, the horizontal moving frame being driven to move horizontally by the first linear driving assembly;
The bottom of the vertical frame is fixed on the horizontal moving frame;
The plurality of second linear driving assemblies are arranged on the horizontal moving frame and/or the vertical frame;
The gap of the main screen frame is positioned on the front end surface of the vertical frame, the main screen frame is driven by the second linear driving assembly to horizontally move, the moving direction of the main screen frame is parallel to the moving direction of the horizontal moving frame, an accommodating space is formed between the main screen frame and the vertical frame, and a main display screen installation position is arranged on the main screen frame;
The plurality of third linear driving assemblies are arranged on the front end face of the vertical frame;
The pair of sub-screen frames are oppositely arranged, the pair of sub-screen frames are respectively driven by different third linear driving assemblies to horizontally move, the moving direction of the pair of sub-screen frames is perpendicular to the moving direction of the main screen frame, and sub-screen frames are provided with sub-display screen installation positions;
When the sub-screen frames move to the end point in opposite directions, a pair of sub-screen frames retract to be located in the accommodating space, and when the sub-screen frames move to the end point in opposite directions, a pair of sub-screen frames expand to be located at two sides of the main screen frame, and the main display screen and the two sub-display screens are spliced into a whole.
Preferably, the base comprises a pair of hollow frames and a bottom plate arranged at the bottom of the hollow frames, the pair of hollow frames are oppositely arranged at intervals, the opposite side walls and the rear end face of the pair of hollow frames are open, the number of the first linear driving assemblies is two, the first linear driving assemblies are respectively arranged in the pair of hollow frames, and a plurality of mounting holes are formed in the bottom plate.
Preferably, the first linear driving assembly is a ball screw linear driving module.
Preferably, the horizontal moving frame comprises a pair of horizontal plates fixed with the moving table top of the two first linear driving assemblies, a frame with two sides fixed on the pair of horizontal plates, and a first supporting plate fixed on the front end side of the frame, wherein at least one second linear driving assembly is arranged on the first supporting plate, and the top of the second linear driving assembly is lower than the top of the frame.
Preferably, the second linear driving assembly is a ball screw linear driving module;
The frame front end face corresponds the department and has seted up first through-hole, be fixed with the main screen connecting rod on the movable table surface of second sharp drive assembly, here main screen connecting rod activity pass first through-hole with main screen frame back end face is fixed, here main screen connecting rod upside is less than sub-screen frame downside.
Preferably, the vertical frame comprises a pair of side frames with bottoms fixed on the frame, a front end frame fixed on the front ends of the side frames, and a second supporting plate fixed on the top of the front end frame, wherein at least one second linear driving assembly is arranged on the second supporting plate, a second through hole is formed in a corresponding position of the front end frame, and a main screen connecting rod on a movable table top of the second linear driving assembly movably penetrates through the second through hole and is fixed on the back end surface of the main screen frame, and the lower side of the main screen connecting rod is higher than the upper side of the sub-screen frame.
Preferably, the third linear driving assembly is a ball screw linear driving module, and the third linear driving assembly is fixed on the front end frame;
the sub-screen connecting rod is fixed on the back end face of the sub-screen frame and is fixed with the movable table top of the third linear driving assembly.
Preferably, a pair of main screen clamping plates are arranged on the main screen frame up and down relatively to form the main display screen installation position, a pair of sub screen clamping plates are arranged on the sub screen frame up and down relatively to form the sub display screen installation position, the pair of sub screen clamping plates are respectively positioned on the same horizontal plane with the pair of main screen clamping plates, and a plurality of display screen installation holes are formed in the main screen frame and the sub screen frame.
The utility model at least comprises the following beneficial effects:
The first and the second linear driving assemblies and the third linear driving assemblies are matched to complete the process of splicing the main display screen and the sub display screen, so that the splicing efficiency is obviously improved, and the splicing operation is simplified.
And when the second and third linear driving assemblies are applied to the advertising vehicle, the 3 seamless LED screens are quickly spliced into a large-size spliced screen through mechanical movement (the first linear driving assembly, the second linear driving assembly and the third linear driving assembly), the spliced seams are flat and seamless (the spliced seams are smaller than 0.2 mm), the display size after the splicing is 2 times that before the splicing, and the display screens can be used before and after the splicing.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic front view of the support expansion device according to one embodiment of the present utility model;
Fig. 2 is a schematic front view of the main screen frame according to one embodiment of the present utility model;
FIG. 3 is a schematic side view of the inside of the base of one embodiment of the present utility model;
FIG. 4 is a detailed view of a ball screw module according to one embodiment of the present utility model;
FIG. 5 is a top view of the horizontal moving frame according to one embodiment of the present utility model;
Fig. 6 is a top view of the vertical frame according to one embodiment of the present utility model.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present utility model, the orientation or positional relationship indicated by the terms are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
As shown in fig. 1 to 6, the reference numerals in the description of the present utility model are explained as follows: the vertical driving device comprises a base 100, a first linear driving assembly 200, a hollow frame 11, a bottom plate 12, a guide rail 13, a movable table 14, a supporting block 15, a ball screw 16, a motor bracket 17, a motor 18, a horizontal movable frame 300, a horizontal plate 31, a frame 32, a first supporting plate 33, a second linear driving assembly 400, a first through hole 34, a main screen connecting rod 41, a main screen frame 500, a sub screen frame 600, a vertical frame 700, a side frame 71, a front end frame 72, a second supporting plate 73, a second through hole 74, a main screen clamping plate 51, a third linear driving assembly 800, a sub screen connecting rod 81 and a sub screen clamping plate 61. Wherein only a portion of the third linear drive assembly is shown in fig. 6.
As shown in fig. 1 to 6, the present utility model provides a display screen support expansion device, comprising:
A base 100 on which at least one first linear driving assembly 200 is provided; specifically, the base 100 includes a pair of hollow frames 11 and a bottom plate 12 disposed at the bottom of the hollow frames 11, the pair of hollow frames 11 are disposed opposite to each other at intervals, opposite side walls and rear end faces of the pair of hollow frames 11 are open, two first linear driving assemblies 200 are respectively disposed in the pair of hollow frames 11, and a plurality of mounting holes are disposed on the bottom plate 12 and the hollow frames 11. The mounting holes are for cooperating with bolts to secure to a target application location, such as an outdoor, conference hall, or advertising vehicle, and the mounting holes are also for mounting the first linear drive assembly 200. Specifically, the first linear driving assembly 200 is a ball screw linear driving module, which is a linear driver that is stable and reliable and can precisely control a moving distance, and can be connected with a microcomputer, thereby controlling the moving distance through the microcomputer. The conventional linear driving module for the ball screw mainly comprises a guide rail 13, a movable table top 14 arranged on the guide rail 13 in a sliding manner, a pair of supporting blocks 15 fixed in grooves of the guide rail 13 at intervals, the ball screw 16 with two ends penetrating through the pair of supporting blocks 15 in a rotating manner, a motor bracket 17 fixed at one end of the guide rail 13 and a motor 18 fixed on the motor bracket 17, wherein the movable table top 14 is connected to a nut of the ball screw 16 through an intermediate connecting plate, and an output shaft of the motor 18 is fixed with the end part of the ball screw 16 through a coupler. The motor 18 is activated to drive the movable floor 14 in the direction defined by the guide rail 13.
A horizontal moving frame 300 fixed to the first linear driving assembly 200, the horizontal moving frame 300 being driven to horizontally move by the first linear driving assembly 200; specifically, the horizontal moving frame 300 includes a pair of horizontal plates 31 fixed to the moving table 14 of the two first linear driving assemblies 200, a frame 32 fixed to the pair of horizontal plates 31 at both sides, and a first pallet 33 fixed to the front end side of the frame 32, at least one second linear driving assembly 400 is provided on the first pallet 33, and the top of the second linear driving assembly 400 is lower than the top of the frame 32, so that the movement of the second linear driving assembly 400 does not affect the movement of the components higher than the frame 32. Specifically, the second linear driving assembly 400 is a ball screw linear driving module, a first through hole 34 is formed at a position corresponding to the front end surface of the frame 32, a main screen connecting rod 41 is fixed on the moving table 14 of the second linear driving assembly 400, the main screen connecting rod 41 movably passes through the first through hole 34 and is fixed on the back end surface of the main screen frame 500, and the upper side of the main screen connecting rod 41 is lower than the lower side of the sub-screen frame 600. When the second linear driving assembly 400 is activated, the main screen connecting rod 41 moves within the moving stroke without being affected by the sub-screen frame 600. The horizontal moving frame 300 is parallel to the moving direction of the main frame 500, and the front and rear positions of the main frame 500 can be adjusted. Specifically, the two second linear driving assemblies 400 are arranged here, so that the main screen frame 500 can be balanced in movement and is not easy to deflect.
A vertical frame 700 having a bottom fixed to the horizontal moving frame 300; specifically, the vertical frame 700 includes a pair of side frames 71 with bottoms fixed on the frame 32, a front end frame 72 fixed on the front ends of the pair of side frames 71, and a second supporting plate 73 fixed on the top of the front end frame 72, at least one second linear driving assembly 400 is provided on the second supporting plate 73, a second through hole is provided at a position corresponding to the front end frame 72, and the main screen connecting rod 41 on the moving table 14 of the second linear driving assembly 400 movably passes through the second through hole and is fixed with the back end surface of the main screen frame 500, where the lower side of the main screen connecting rod 41 is higher than the upper side of the Yu Zibing frame 600. The vertical frame 700 is used for installing the second linear driving assembly 400, so that the second linear driving assembly 400 is located at a position towards the upper side of the main screen frame 500, and thus forms an up-down fixed form with the two previous second linear driving assemblies 400, thereby improving the stability of the main screen frame 500 and being not easy to topple. Specifically, two second linear driving assemblies 400 are also provided here, and four second linear driving assemblies 400 simultaneously fix and drive the main screen frame 500 to move so as to adapt to different position requirements.
After the second linear driving assembly 400 is fixed, the main screen frame 500 is positioned at the front end surface of the vertical frame 700 in a clearance way, the moving direction is parallel to the moving direction of the horizontal moving frame 300, an accommodating space is formed between the main screen frame 500 and the vertical frame 700, and a main display screen mounting position is arranged on the main screen frame 500; the main display screen mounting location is used for mounting a fixed display screen, such as an LED display screen. Specifically, the main screen frame 500 is provided with a pair of main screen clamping plates 51 vertically and oppositely to form the main display screen mounting position, and the main screen frame 500 is provided with a plurality of display screen mounting holes for fixing the display screen, so that when the main screen frame 500 moves, the position of the main display screen can be adjusted.
A plurality of third linear driving assemblies 800, wherein the third linear driving assemblies 800 are disposed on the front end surface of the vertical frame 700; specifically, the third linear driving assembly 800 is a ball screw linear driving module, and the third linear driving assembly 800 is fixed on the front end frame 72; a sub-screen connecting rod 81 is fixed on the back end surface of the sub-screen frame 600, and the sub-screen connecting rod 81 is fixed with the moving table 14 of the third linear driving assembly 800. Specifically, a pair of sub-frames 600, the pair of sub-frames 600 are oppositely arranged, the pair of sub-frames 600 are respectively driven by different third linear driving assemblies 800 to horizontally move, the moving direction is perpendicular to the moving direction of the main frame 500, and the sub-frames 600 are provided with sub-display screen mounting positions; the sub-frame 600 can be moved by activating the third linear driving assembly 800 in a direction horizontally perpendicular to the movement direction of the main frame 500, so that both the extended and retracted states can be formed. When the sub-frames 600 move toward each other to the end, the pair of sub-frames 600 are retracted and positioned in the accommodating space, and are in a retracted state. When the sub-frames 600 move away from each other to the end point, a pair of sub-frames 600 are unfolded and positioned at two sides of the main frame 500, and the main display screen and the two sub-display screens are spliced together to form an unfolded state. Specifically, the sub-screen frame 600 is provided with a pair of sub-screen clamping plates 61 relatively from top to bottom to form the sub-display screen mounting position, the pair of sub-screen clamping plates 61 are respectively located on the same horizontal plane with the pair of main screen clamping plates 51, and the sub-screen frame 600 is provided with a plurality of display screen mounting holes for fixing the display screen. Specifically, the width of the main display screen is twice that of the sub display screen, and the heights are the same. The sub-frame 600 may perform front-rear position adjustment and left-right position adjustment under the cooperation of the first and third linear driving sets 800.
In the above technical solution, the main display screen and the sub display screen are first mounted on the main screen frame 500 and the sub screen frame 600 respectively, then the second linear driving assembly 400 is started to drive the main screen frame 500 to move forward by a suitable distance to give out the accommodation space channel, then the third linear driving assembly 800 is started to drive the sub screen frame 600 to move toward the accommodation space until a pair of sub screen frames 600 are stopped in butt joint, at this time, the pair of sub screen frames 600 are completely located behind the main screen frame 500, and then the first linear driving assembly 200 is started again to enable the main screen frame 500 and the sub screen frames 600 to move backward together by a suitable distance, so that the center of gravity of the whole device can be adjusted, and transportation is facilitated.
When the target site is reached, the base 100 is installed and fixed to the target site, then the first linear driving assembly 200 is started to move the main screen 500 and the sub-screen 600 forward by a suitable distance, then the third linear driving assembly 800 is started to drive the sub-screen 600 to move away from the accommodating space until a pair of sub-screens 600 are completely unfolded and stopped, at this time, a pair of sub-screens 600 are positioned at both sides of the main screen 500, then the second linear driving assembly 400 is started to drive the main screen 500 to move backward by a suitable distance to enable the main screen 500 and the sub-screen 600 to be positioned on the same vertical plane, and the docking is completed, i.e., the main display screen and the sub-display screen are positioned on the same vertical plane, and the docking is completed. The process of splicing the main display screen and the sub display screen is completed by the cooperation of the first linear driving assembly 200, the second linear driving assembly 400 and the third linear driving assembly 800, so that the splicing efficiency is obviously improved, and the splicing operation is simplified.
Application example:
The device is applied to an advertisement vehicle, and the initial state of the device is a retracted state, namely, a main display screen and a sub display screen are in a gap superposition state. The main display screen size is 1800mm (width) ×1012.5mm (height) = 1.823 square meters×1 screen, and the sub display screen is 900mm (width) ×1012.5mm (height) = 0.9115 square meters×2 screen. On the car, utilize limited space, splice into jumbo size concatenation screen fast with 3 seamless LED screens through mechanical motion to splice back splice is flat seamless (the splice is less than 0.2 mm), and the display size after the concatenation is 2 times before the concatenation, and the display screen homoenergetic is used around the concatenation.
Furthermore, the mechanical moving parts (the first linear driving assembly 200, the second linear driving assembly 400 and the third linear driving assembly 800) of the device can be connected with a microcomputer, and the full-automatic splicing action can be realized by the control of the microcomputer, so that the convenience and the efficiency of splicing are further improved.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (8)
1. Display screen supports extension device, its characterized in that includes:
a base on which at least one first linear drive assembly is provided;
A horizontal moving frame fixed on the first linear driving assembly, the horizontal moving frame being driven to move horizontally by the first linear driving assembly;
The bottom of the vertical frame is fixed on the horizontal moving frame;
The plurality of second linear driving assemblies are arranged on the horizontal moving frame and/or the vertical frame;
The gap of the main screen frame is positioned on the front end surface of the vertical frame, the main screen frame is driven by the second linear driving assembly to horizontally move, the moving direction of the main screen frame is parallel to the moving direction of the horizontal moving frame, an accommodating space is formed between the main screen frame and the vertical frame, and a main display screen installation position is arranged on the main screen frame;
The plurality of third linear driving assemblies are arranged on the front end face of the vertical frame;
The pair of sub-screen frames are oppositely arranged, the pair of sub-screen frames are respectively driven by different third linear driving assemblies to horizontally move, the moving direction of the pair of sub-screen frames is perpendicular to the moving direction of the main screen frame, and sub-screen frames are provided with sub-display screen installation positions;
When the sub-screen frames move to the end point in opposite directions, a pair of sub-screen frames retract to be located in the accommodating space, and when the sub-screen frames move to the end point in opposite directions, a pair of sub-screen frames expand to be located at two sides of the main screen frame, and the main display screen and the two sub-display screens are spliced into a whole.
2. The display screen support expansion device according to claim 1, wherein the base comprises a pair of hollow frames and a bottom plate arranged at the bottom of the hollow frames, the pair of hollow frames are arranged oppositely at intervals, the opposite side walls and the rear end face of the pair of hollow frames are open, the number of the first linear driving assemblies is two, the first linear driving assemblies are respectively arranged in the pair of hollow frames, and a plurality of mounting holes are formed in the bottom plate.
3. The display screen support expansion device of claim 2, wherein the first linear drive assembly is a ball screw linear drive module.
4. The display screen support expansion device according to claim 3, wherein the horizontal moving frame comprises a pair of horizontal plates fixed to moving tables of two first linear driving assemblies, a frame fixed to the pair of horizontal plates at both sides, a first pallet fixed to a front end side of the frame, at least one second linear driving assembly is provided on the first pallet, and a top of the second linear driving assembly is lower than a top of the frame.
5. The display screen support expansion device of claim 4, wherein the second linear drive assembly is a ball screw linear drive module;
The frame front end face corresponds the department and has seted up first through-hole, be fixed with the main screen connecting rod on the movable table surface of second sharp drive assembly, here main screen connecting rod activity pass first through-hole with main screen frame back end face is fixed, here main screen connecting rod upside is less than sub-screen frame downside.
6. The display screen support expansion device according to claim 5, wherein the vertical frame comprises a pair of side frames with bottoms fixed on the frame, a front end frame fixed on the front ends of the side frames, and a second supporting plate fixed on the top of the front end frame, at least one second linear driving assembly is arranged on the second supporting plate, a second through hole is arranged at a corresponding position of the front end frame, and a main screen connecting rod on a movable table top of the second linear driving assembly movably penetrates through the second through hole to be fixed with the back end surface of the main screen frame, wherein the lower side of the main screen connecting rod is higher than the upper side of the sub screen frame.
7. The display screen support expansion device of claim 6, wherein the third linear drive assembly is a ball screw linear drive module, the third linear drive assembly being fixed to the front end frame;
the sub-screen connecting rod is fixed on the back end face of the sub-screen frame and is fixed with the movable table top of the third linear driving assembly.
8. The display screen support expansion device of claim 1, wherein a pair of main screen clamping plates are arranged on the main screen frame up and down oppositely to form the main display screen installation position, a pair of sub screen clamping plates are arranged on the sub screen frame up and down oppositely to form the sub display screen installation position, the pair of sub screen clamping plates are respectively positioned on the same horizontal plane with the pair of main screen clamping plates, and a plurality of display screen installation holes are formed on the main screen frame and the sub screen frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323235543.5U CN221145905U (en) | 2023-11-29 | 2023-11-29 | Display screen support expanding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323235543.5U CN221145905U (en) | 2023-11-29 | 2023-11-29 | Display screen support expanding device |
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| CN221145905U true CN221145905U (en) | 2024-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202323235543.5U Active CN221145905U (en) | 2023-11-29 | 2023-11-29 | Display screen support expanding device |
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| CN (1) | CN221145905U (en) |
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