CN113133582A

CN113133582A - Novel multimedia platform size show stand exchange device

Info

Publication number: CN113133582A
Application number: CN202110596985.9A
Authority: CN
Inventors: 王留服; 李�瑞; 李瑞良; 邓启立
Original assignee: Guangdong Wangxing Teaching Equipment Co ltd
Current assignee: Guangdong Wangxing Teaching Equipment Co ltd
Priority date: 2021-05-29
Filing date: 2021-05-29
Publication date: 2021-07-20

Abstract

The invention discloses a novel multimedia platform size display stand interchanging device which comprises a platform main body, wherein an installation cavity is formed in the platform main body, a first driving wheel and a second driving wheel are installed in the installation cavity, the first driving wheel is arranged at the upper end of the second driving wheel, annular cavities are respectively formed in the outer parts of the first driving wheel and the second driving wheel, a closed wheel belt is installed in the annular cavities of the first driving wheel and the second driving wheel, more than one cavity with different sizes is formed in a circle of the wheel belt, and a display plate is rotatably embedded into each cavity; the invention can realize the quick conversion of the display board, has small integral volume, has display tables with different sizes, is more convenient to operate and has better display effect.

Description

Novel multimedia platform size show stand exchange device

Technical Field

The invention relates to a multimedia platform, in particular to a novel multimedia platform size display platform interchanging device.

Background

Multimedia platform is last generally to be provided with the show stand for the teaching show is used, but present show stand is generally fixed, and the conversion between the big or small show stand is more inconvenient, can't realize the quick switching between the show stand, and during the teaching show in addition, not enough light comes better show, influences whole show process.

Disclosure of Invention

The invention aims to solve the technical problem that a novel multimedia platform size display stand interchanging device can realize the quick conversion of display boards, is small in overall size, has display stands with different sizes, is more convenient to operate and can achieve better display effect.

The invention is realized by the following technical scheme: a novel multimedia platform size display stand interchanging device comprises a platform main body, wherein an installation cavity is formed in the platform main body, a first driving wheel and a second driving wheel are installed in the installation cavity, the first driving wheel is arranged at the upper end of the second driving wheel, annular cavities are formed in the outer portions of the first driving wheel and the second driving wheel, a closed belt is installed in the annular cavities of the first driving wheel and the second driving wheel, more than one cavity with different sizes is formed in a circle of the belt on the belt, and a display plate is arranged in each cavity in a rotating embedded mode;

one side of podium main part sets up a fly leaf, is provided with an opening chamber in the podium main part of relative fly leaf one side, and the show board passes the opening chamber and stretches out in the outside, sets up a magnetic force board on the fly leaf relative to opening oral cavity one side, and the one end of every show board articulates in the cavity, and the other end is the expansion end, and its activity one end all is provided with a magnetism and inhales the piece, and the outside of first drive wheel sets up a hand crank.

As the preferred technical scheme, the metal block is embedded into one end of each cavity, which is positioned at the movable end of the display board, and the display board is attracted with the metal block through the magnetic attraction block.

As the preferred technical scheme, the wheel belt and the display board are both made of flexible rubber materials.

As preferred technical scheme, the position of four angles all sets up a guide arm on the fly leaf, and the guide arm activity is inserted in the guide arm hole of seting up on the podium main part.

As a preferred technical scheme, the movable plate is also provided with a lighting lamp assembly respectively at the upper end and the lower end of the magnetic plate.

Preferably, a flexible backlight film is arranged between the back of the movable plate and the platform body.

Preferably, a handle for operation is disposed on the top of the movable plate.

As the preferred technical scheme, the attraction force of the metal block and the magnetic block is smaller than the magnetic attraction force when the magnetic plate is close to the magnetic block.

The invention has the beneficial effects that: the invention can realize the quick conversion of the display board, has small integral volume, has display tables with different sizes, is more convenient to operate and has better display effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention after the movable plate is pulled out;

FIG. 3 is a side view of the inventive belt.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms such as "upper," "above," "lower," "below," and the like in describing relative spatial positions herein is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly

In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 and 3, the novel exchange device for the multimedia podium with the large and small display stands comprises a podium main body 8, wherein an installation cavity 6 is arranged inside the podium main body 8, a first driving wheel 9 and a second driving wheel 5 are installed in the installation cavity 6, the first driving wheel 9 is arranged at the upper end of the second driving wheel 5, annular cavities are respectively arranged outside the first driving wheel 9 and the second driving wheel 5, a closed belt 7 is installed in the annular cavities of the first driving wheel 9 and the second driving wheel 5, more than one concave cavity with different sizes is arranged on the belt 7 in a circle around the belt 7, and a display plate 12 is rotatably embedded in each concave cavity;

one side of podium main part 8 sets up a fly leaf 4, is provided with an opening chamber 10 on the podium main part 8 of relative fly leaf 4 one side, and show board 12 passes opening chamber 10 and stretches out in the outside, sets up a magnetic plate 3 on fly leaf 4 relative opening chamber 10 one side, and the one end of every show board 12 articulates in the concave cavity, and the other end is the expansion end, and its activity one end all is provided with a magnetism and inhales piece 121, and the outside of first drive wheel 9 sets up a hand crank 14.

Wherein, every recess intracavity lies in the show board activity one end and all imbeds and set up a metal block, and show board 12 is through inhaling piece 121 and the metal block actuation of inhaling, and the wheel area can rotate along the drive wheel at the rotation in-process, and the show board can not fall out from the cavity, keeps inhaling of inhaling piece and metal block of inhaling.

The belt 7 and the display board 12 are made of flexible rubber materials, and can be bent and deformed on the belt.

Wherein, the position of four angles all sets up a guide arm 11 on fly leaf 4, the guide arm 11 activity is inserted in the guide arm hole of seting up on podium main part 8, when using the show board, can pull out the fly leaf earlier, adjust the distance between fly leaf and the opening chamber this moment, rotate the hand lever again, make the wheel area rotate, when the magnetic plate on the fly leaf is enough to be close to one of them show board on the wheel area, the magnetism of show board expansion end is inhaled the piece and is separated with the metal block, the monoblock show board outwards pulls out this moment, as shown in fig. 2, the magnetic plate and the show board butt joint actuation of fly leaf one end this moment, accomplish the location of show board.

Wherein, the upper and lower ends of the magnetic plate 3 on the movable plate 4 are respectively provided with a lighting lamp assembly 2, and a flexible backlight film 13 is arranged between the back of the movable plate 4 and the platform body. When needs show, open light assembly, light whole show board, because one side is the fly leaf, one side is the podium main part, and the back is the membrane of being shaded, and this kind of three-sided closed structure makes the show article that is located the centre more clear under the lighting of light source.

Wherein, the top of fly leaf 4 is provided with handle 1 for the operation, makes things convenient for the operation of fly leaf through the handle for the magnetic force board can make things convenient for the interval between regulator and the show board, makes the show board can follow the cavity and separate.

Wherein, the attracting force of metal block and magnetism piece 121 is less than the magnetic attraction when piece 121 is close with magnetism board 3, and when the magnetic force board was not close to, the piece attracting is inhaled with magnetism on the show board to the metal block, and when the magnetic force board was close to, utilized strong magnetism to inhale the piece separation with metal block and magnetism.

The invention has the beneficial effects that: the invention has the beneficial effects that: the invention can realize the quick conversion of the display board, has small integral volume, has display tables with different sizes, is more convenient to operate and has better display effect.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a novel multimedia platform size show stand exchange device which characterized in that: the platform comprises a platform main body (8), wherein a mounting cavity (6) is formed in the platform main body (8), a first driving wheel (9) and a second driving wheel (5) are mounted in the mounting cavity (6), the first driving wheel (9) is arranged at the upper end of the second driving wheel (5), annular cavities are respectively formed in the first driving wheel (9) and the second driving wheel (5), a closed belt (7) is mounted in the annular cavities of the first driving wheel (9) and the second driving wheel (5), more than one concave cavity with different sizes is formed in the belt (7) in a circle around the belt (7), and a display plate (12) is rotatably embedded into each concave cavity;

one side of podium main part (8) sets up a fly leaf (4), be provided with one opening chamber (10) on podium main part (8) of relative fly leaf (4) one side, show board (12) pass opening chamber (10) and stretch out in the outside, go up on fly leaf (4) and set up a magnetic plate (3) with opening chamber (10) one side relatively, the one end of every show board (12) articulates in the cavity, the other end is the expansion end, its activity one end all is provided with a magnetism and inhales piece (121), the outside of first drive wheel (9) sets up a hand crank (14).

2. The new multimedia platform size display stand interchanging device according to claim 1, wherein: a metal block is embedded into one movable end of the display board in each cavity, and the display board (12) is attracted with the metal block through a magnetic attraction block (121).

3. The new multimedia platform size display stand interchanging device according to claim 1, wherein: the belt pulley (7) and the display board (12) are both made of flexible rubber materials.

4. The new multimedia platform size display stand interchanging device according to claim 1, wherein: the positions of four corners on the movable plate (4) are respectively provided with a guide rod (11), and the guide rods (11) are movably inserted into guide rod holes arranged on the platform main body (8).

5. The new multimedia platform size display stand interchanging device according to claim 1, wherein: and the movable plate (4) is also provided with a lighting lamp assembly (2) at the upper end and the lower end of the magnetic plate (3) respectively.

6. The new multimedia platform size display stand interchanging device according to claim 1, wherein: a flexible backlight film (13) is arranged between the back of the movable plate (4) and the platform main body.

7. The new multimedia platform size display stand interchanging device according to claim 1, wherein: the top of the movable plate (4) is provided with a handle (1) for operation.

8. The new multimedia platform size display stand interchanging device according to claim 2, wherein: the attraction force between the metal block and the magnetic block (121) is smaller than the attraction force when the magnetic plate (3) is close to the magnetic block (121).