Supporting structure for lifting screen of mobile smart screen

Abstract

The utility model discloses a support structure for mobile wisdom screen lifting, which comprises a lifting base, a driving motor is installed at the center of the bottom of the lifting base, a rotating threaded pipe is installed at the movable end of the driving motor, the inside of the rotating threaded pipe is in threaded connection with an anti-pressing lifting assembly, and the anti-pressing lifting assembly is in threaded connection with the lifting base. The anti-pressing lifting assembly comprises a threaded rod, an anti-pressing pipe is mounted at the top of the threaded rod, a rotating supporting assembly is slidably connected to the interior of the anti-pressing pipe, a mounting assembly is rotatably connected to the bottom of the rotating supporting assembly, and a water storage pipe is fixedly connected to the front side wall of the anti-pressing pipe; and the interior of the water storage pipe is slidably connected with a piston rod. The pressure release valve is opened, so that the piston rod moves towards the outer side, meanwhile, the rotating supporting assembly is retracted into the pressure-proof lifting assembly, and the rotating supporting assembly is passively retracted into the pressure-proof lifting assembly, so that the intelligent screen is prevented from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to wisdom screen installation technical field especially relates to a kind of support structure for mobile wisdom screen screen lifting. BACKGROUND

[0002] As an efficient and intuitive display tool, wisdom screen is widely used in various exhibition halls. Exhibition hall is an important place for information display and dissemination, and its space layout and display requirements are different. Due to the many restrictions of the environment of the exhibition hall, wisdom screen often needs to be equipped with lifting structure to adjust the height flexibly and adapt to different display areas, so as to better meet the viewing needs of the audience and the diversified display layout of the exhibition hall.

[0003] However, in the actual display process, wisdom screen may be subjected to heavy pressure from the outside world. This heavy pressure may be caused by some unexpected situations in the exhibition hall, such as accidentally dropping an object and pressing it on the screen, or during the process of exhibition arrangement and equipment maintenance, additional pressure is generated on the screen due to improper operation. Once the screen is subjected to heavy pressure, the lifting structure will be the first to suffer damage. As a key component to ensure the normal lifting of wisdom screen, once damaged, it will not only make wisdom screen unable to realize the height adjustment function normally, but also may cause further damage to the screen in the subsequent lifting attempt due to the abnormal condition of the lifting structure, eventually leading to the screen may not be able to be used normally, which seriously affects the display effect and the normal operation of the exhibition hall.

[0004] Based on the above points, the technical personnel in the art provide a kind of support structure for mobile wisdom screen screen lifting. INVENTION CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art, and provides a kind of support structure for mobile wisdom screen screen lifting. The support structure for mobile wisdom screen screen lifting moves the piston rod outward by opening the pressure relief valve, and simultaneously rotates the support assembly to be received in the pressure-proof lifting assembly. By passively receiving the rotating support assembly in the interior of the pressure-proof lifting assembly, the wisdom screen is prevented from being damaged.

[0006] A kind of support structure for mobile wisdom screen screen lifting, including lifting base, drive motor is installed at the bottom center of the lifting base, drive motor's movable end is installed with rotating screw pipe, rotating screw pipe's interior is connected with pressure-proof lifting assembly with screw thread, the pressure-proof lifting assembly includes threaded rod, the top of the threaded rod is installed with pressure-proof pipe, the interior of the pressure-proof pipe is slidably connected with rotating support assembly, the bottom of the rotating support assembly is rotatably connected with mounting assembly;

[0007] The front side wall of the anti-pressure pipe is fixedly connected with a water storage pipe, the inside of the water storage pipe is slidably connected with a piston rod, and the rear side wall of the piston rod is provided with a pressure relief valve at the upper end.

[0008] Preferably, the inside of the anti-pressure pipe and the water storage pipe stores liquid medium.

[0009] Preferably, the rear side wall of the anti-pressure pipe is provided with a support limiting rod group, the support limiting rod group comprises a curved rod, the upper side wall of the lifting base is fixedly connected with a limiting pipe, and the curved rod is limitingly and slidably connected in the limiting pipe.

[0010] Preferably, the rotating support assembly comprises a support rod, the bottom of the support rod is fixedly connected with a piston plate, and the piston plate is limitingly and slidably connected in the inside of the anti-pressure pipe.

[0011] Preferably, the mounting assembly comprises a mounting rod, the bottom of the mounting rod is fixedly connected with a rotating gear, and the upper side wall top of the mounting rod is connected with a mounting assembly through bolts.

[0012] Preferably, the lower inner wall of the anti-pressure pipe is fixedly connected with a driving gear, and the driving gear and the rotating gear are meshed with each other.

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

[0014] 1. In the utility model, during the lifting process, or when the intelligent screen displays content, if the screen is subjected to heavy pressure from above, the pressure on the screen is transmitted to the piston rod through the mounting assembly and the rotating support assembly, and when the pressure on the pressure relief valve installed on the piston rod exceeds the set threshold value, the pressure relief valve is opened, the liquid in the two chambers separated by the piston rod can flow to each other, and the piston rod moves outward, and at the same time, the rotating support assembly is retracted into the anti-pressure lifting assembly, thereby preventing the intelligent screen from being damaged.

[0015] 2. In the utility model, when the rotating support assembly is subjected to heavy pressure and descends, the driving gear starts to rise relative to the rotating gear, the mounting assembly as a whole rotates downward, the panel of the screen is flipped downward, and collision between the screen and the object is avoided to prevent the screen from being damaged. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A perspective view of a support structure for lifting the screen of a mobile intelligent screen is provided for the utility model;

[0017] Figure 2 A rear side view of a support structure for lifting the screen of a mobile intelligent screen is provided for the utility model;

[0018] Figure 3A top view of a support structure for lifting and lowering the screen of a mobile intelligent screen is provided in the utility model.

[0019] Figure 4 For Figure 3 The axial side view along A-A.

[0020] Legend:

[0021] 1, lifting base; 2, rotating threaded pipe; 3, support limiting rod group; 4, pressure-proof lifting assembly; 5, rotating support assembly; 6, mounting assembly; 7, driving motor;

[0022] 31, curved rod; 32, limiting pipe;

[0023] 41, pressure-proof pipe; 42, water storage pipe; 43, piston rod; 44, pressure relief valve; 45, threaded rod; 46, driving gear;

[0024] 51, support rod; 52, piston plate;

[0025] 61, mounting rod; 62, rotating gear; 63, mounting back plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] With reference to Figures 1-4 The utility model provides an embodiment: a support structure for lifting and lowering the screen of a mobile intelligent screen, including lifting base 1, the bottom center of lifting base 1 is installed with driving motor 7, and the movable end of driving motor 7 is installed with rotating threaded pipe 2, and the inside threaded connection of rotating threaded pipe 2 has pressure-proof lifting assembly 4, and pressure-proof lifting assembly 4 includes threaded rod 45, and the top of threaded rod 45 is installed with pressure-proof pipe 41, and the inside sliding connection of pressure-proof pipe 41 has rotating support assembly 5, and the bottom rotation connection of rotating support assembly 5 has mounting assembly 6.

[0028] The front side wall of the pressure-proof pipe 41 is fixedly connected with a water storage pipe 42, the inside of the water storage pipe 42 is slidably connected with a piston rod 43, and the rear side wall of the piston rod 43 is provided with a pressure relief valve 44 at the upper end. The support structure is driven by the driving motor 7 at the bottom to rotate the threaded pipe 2, and then drives the threaded rod 45 connected with it to realize lifting, and the lifting process is realized by electric drive, which is very convenient. During the lifting process, or when the intelligent screen displays the content, the screen is subjected to heavy pressure from above. The pressure on the screen is transmitted to the piston rod 43 through the mounting assembly 6 and the rotating support assembly 5. When the pressure on the pressure relief valve 44 installed on the piston rod 43 exceeds the set threshold, the pressure relief valve 44 will be opened, and the liquid in the two chambers separated by the piston rod 43 can flow into each other, so that the piston rod 43 moves outward, and at the same time the rotating support assembly 5 is retracted into the pressure-proof lifting assembly 4, thereby preventing the intelligent screen from being damaged. The inside of the pressure-proof pipe 41 and the water storage pipe 42 stores liquid medium. Through the incompressible characteristics of the liquid medium, the detection of the pressure on the intelligent screen is realized.

[0029] In an optional embodiment: the rear side wall of the pressure-proof pipe 41 is provided with a support limiting rod group 3, the support limiting rod group 3 comprises a curved rod 31, the upper side wall of the lifting base 1 is fixedly connected with a limiting pipe 32, and the curved rod 31 is limitingly and slidably connected in the limiting pipe 32. Through the cooperation of the limiting pipe 32 and the curved rod 31, the threaded rod 45 cannot rotate when the threaded pipe 2 rotates, thereby realizing the lifting of the pressure-proof lifting assembly 4. The rotating support assembly 5 comprises a support rod 51, the bottom of the support rod 51 is fixedly connected with a piston plate 52, and the piston plate 52 is limitingly and slidably connected in the inside of the pressure-proof pipe 41. The upward and downward sliding of the piston plate 52 drives the movement of the mounting assembly 6 at the top of the piston plate 52.

[0030] In an optional embodiment: the mounting assembly 6 comprises a mounting rod 61, the bottom of the mounting rod 61 is fixedly connected with a rotating gear 62, the upper side wall of the mounting rod 61 is provided at the top with the mounting assembly 6 through bolt connection, the rotating gear 62 drives the rotation of the mounting rod 61, thereby realizing the turning of the screen. The lower inner wall of the pressure-proof pipe 41 is fixedly connected with a driving gear 46, and the driving gear 46 is meshed with the rotating gear 62. When the rotating support assembly 5 is subjected to heavy pressure and descends, the driving gear 46 starts to rise relative to the rotating gear 62, so that the mounting assembly 6 rotates downward as a whole, and the panel of the screen turns downward, avoiding the collision between the screen and the object to cause damage to the screen.

[0031] Working principle: the support structure relies on the driving motor 7 at the bottom to drive the rotating threaded pipe 2 to rotate, and then drive the threaded rod 45 connected with it to realize lifting, and its lifting process relies on electric drive to realize, which is very convenient, and in the lifting process, or when the intelligent screen displays the content, if the screen is subjected to heavy pressure from above, the pressure on the screen is transmitted to the piston rod 43 through the mounting assembly 6 and the rotating support assembly 5, and when the pressure on the pressure relief valve 44 installed on the piston rod 43 exceeds the set threshold, the pressure relief valve 44 will be opened, and the liquid in the two chambers separated by the piston rod 43 can flow to each other, so that the piston rod 43 moves outward, and at the same time the rotating support assembly 5 is retracted into the anti-pressure lifting assembly 4, by passively retraction of the rotating support assembly 5 into the anti-pressure lifting assembly 4, the intelligent screen is prevented from being damaged, when the rotating support assembly 5 is subjected to heavy pressure and descends, the driving gear 46 starts to rise relative to the rotating gear 62, so that the mounting assembly 6 rotates downward as a whole, so that the panel of the screen is turned down, avoiding the screen from being damaged due to collision with the object.

[0032] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A support structure for mobile smart screen lifting, comprising a lifting base (1), characterized in that: The bottom center of the lifting base (1) is provided with a driving motor (7), the movable end of the driving motor (7) is provided with a rotating threaded pipe (2), the inside of the rotating threaded pipe (2) is threadedly connected with a pressure-proof lifting assembly (4), the pressure-proof lifting assembly (4) comprises a threaded rod (45), the top of the threaded rod (45) is provided with a pressure-proof pipe (41), the inside of the pressure-proof pipe (41) is slidably connected with a rotating support assembly (5), the bottom of the rotating support assembly (5) is rotatably connected with a mounting assembly (6). The front side wall of the pressure-proof pipe (41) is fixedly connected with a water storage pipe (42), the inside of the water storage pipe (42) is slidably connected with a piston rod (43), the rear side wall of the piston rod (43) is provided, at an upper end position, with a pressure relief valve (44).

2. The support structure for moving the screen of a smart screen up and down according to claim 1, wherein: The inside of the pressure-proof pipe (41) and the water storage pipe (42) stores liquid medium.

3. The support structure for moving the screen of a smart screen up and down according to claim 1, wherein: The rear side wall of the pressure-proof pipe (41) is provided with a support limiting rod group (3), the support limiting rod group (3) comprises a curved rod (31), the upper side wall of the lifting base (1) is fixedly connected with a limiting pipe (32), the curved rod (31) is limitingly and slidably connected in the limiting pipe (32).

4. The support structure for moving the screen of a smart display according to claim 1, characterized in that: The rotating support assembly (5) comprises a support rod (51), the bottom of the support rod (51) is fixedly connected with a piston plate (52), the piston plate (52) is limitingly and slidably connected in the inside of the pressure-proof pipe (41).

5. The support structure for moving the screen of a smart screen up and down according to claim 4, characterized in that: The mounting assembly (6) comprises a mounting rod (61), the bottom of the mounting rod (61) is fixedly connected with a rotating gear (62), the upper side wall of the mounting rod (61) is provided, at the top, with the mounting assembly (6) through bolt connection.

6. The support structure for moving the screen of a smart screen up and down according to claim 5, wherein: The lower inner wall of the pressure-proof pipe (41) is fixedly connected with a driving gear (46), the driving gear (46) and the rotating gear (62) are mutually engaged.

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