CN217208583U

CN217208583U - Multimedia screen liftable guide rail structure

Info

Publication number: CN217208583U
Application number: CN202220445421.5U
Authority: CN
Inventors: 韩红帮; 周义方; 伏辉; 陈伟
Original assignee: Kunming University
Current assignee: Kunming University
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-08-16
Anticipated expiration: 2032-03-03

Abstract

The utility model provides a multimedia screen liftable guide rail structure, which relates to the technical field of education equipment, and comprises a connecting plate and guide rails arranged at the two sides of the connecting plate, wherein the connecting plate is composed of two hinged half plates, the top parts of the guide rails are connected with telescopic rods through hinged parts, the top parts of the two telescopic rods are both connected with top frames, the side walls of the two top frames are both movably provided with guide wheels, steel wire ropes are hung on the guide wheels, one end of each steel wire rope is connected with a gravity plate, the multimedia screen liftable guide rail structure can be freely lifted by movably arranging a mounting plate of a fixed interactive all-in-one machine between the two guide rails, is convenient for teachers with various heights to use, simultaneously, the gravity plate balances the gravity, can reduce the force applied when controlling the lifting, is convenient for easy control, the connecting plate can be folded, the guide rails and the telescopic rods can be bent and arranged side by side, the device can reduce the volume, reduce the occupied space and is beneficial to carrying and storage.

Description

Multimedia screen liftable guide rail structure

Technical Field

The utility model relates to an education equipment technical field specifically is a multimedia screen liftable guide rail structure.

Background

In recent years, information technology centered on multimedia technology has been rapidly developed, and multimedia teaching has become an important means in the field of education. The multimedia teaching apparatus also continuously iterates the technology. From the earliest slide projector, the multimedia teaching device goes through a projector, a bulb projector and a laser projector and is integrated into a whole in the prior interactive mode, the multimedia teaching device can be realized from the prior multi-device assembly and projection curtain to the prior all-in-one machine, and the all-in-one machine integrates the functions of a communicated computer, a power amplifier, a sound box, a curtain and the like. Therefore, interactive all-in-one machines are more and more favored and widely applied to the field of education.

The existing liftable interactive all-in-one machine is convenient for teachers with different heights to operate, and is also convenient for students at the back row to watch, but the liftable structure can increase the volume of the interactive all-in-one machine invisibly, so that the occupied space is increased, the carrying and the storage are inconvenient, and meanwhile, part of the liftable interactive all-in-one machine is labor-consuming to operate and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a multimedia screen liftable guide rail structure to can increase the volume of interactive all-in-one in the invisible interactive all-in-one of solution liftable, increase occupation space, inconvenient carrying and depositing, the interactive all-in-one of part liftable goes up and down to adjust hard simultaneously, the problem of inconvenient use.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a but multimedia screen lifting guide rail structure, includes the connection board and installs in the guide rail of its both sides, and the connection board comprises two articulated half boards, the top of guide rail is connected with the telescopic link through the articulated elements, and the top of two telescopic links all is connected with the roof-rack, and the equal movable mounting in lateral wall of two roof-racks has the guide pulley, hang on the guide pulley and be equipped with wire rope, wire rope's one end is connected with the gravity board, and wire rope's the other end is connected with the mounting panel, and the equal movable mounting in both sides of mounting panel has the pulley, and pulley and guide rail rolling contact.

Further, the front surface both sides of mounting panel are fixed with horizontal section of thick bamboo, and the inside of a horizontal section of thick bamboo runs through the gag lever post that has the translation, the one end that two gag lever posts kept away from each other extends to the inside of guide rail, the one end that two gag lever posts are close to each other all is connected with the becket, be connected with the extension spring between becket and the horizontal section of thick bamboo, the ligature has the stay cord on the becket, the end connection of stay cord has the pull ring, the gag lever post removes and contradicts rather than to guide rail department under the effect of extension spring, can inject the lift of mounting panel, thereby can improve the stability of interactive all-in-one on the mounting panel, only need the pulling pull ring to stimulate two gag lever posts to near side each other when control height, can carry out the regulation and control, and control are easy and simple to handle.

Furthermore, the lateral wall of guide rail is seted up with the spout of pulley looks adaptation, and the top of spout extends to the top of guide rail, makes the pulley dismantle from the guide rail, improves the portability and also is convenient for maintain.

Furthermore, the inner wall of the sliding groove is provided with a clamping groove matched with the end part of the limiting rod, so that the stability of the limiting rod fixed on the guide rail is improved.

Further, the overturning direction of the connecting plate is opposite to that of the guide rail and the telescopic rod.

Furthermore, the bottom of gravity plate is installed and is supported the piece, and supports the top that the bottom level of piece extends and can contradict the mounting panel, and the mounting panel rises and breaks away from the guide rail when can avoiding using.

(III) advantageous effects

The utility model provides a but multimedia screen lifting guide rail structure. The method has the following beneficial effects:

1. this multimedia screen liftable guide rail structure, mounting panel movable mounting through with fixed interactive all-in-one can make it freely go up and down between two guide rails, be convenient for be applicable to the teacher of multiple height and use, also be convenient for back row student watch, balance its gravity at the gravity board simultaneously, the application of force when can reducing control goes up and down, so that control easily, and the connection board can the fifty percent discount, can buckle between guide rail and the telescopic link and parallel, make the device can reduce the volume, reduce occupation space, do benefit to and carry and save.

2. This but multimedia screen lifting guide rail structure, gag lever post move and conflict rather than to guide rail department under the effect of extension spring, can inject the lift of mounting panel to can improve the stability of interactive all-in-one on the mounting panel, only need the pulling pull ring with two gag lever posts to close the side pulling each other during control height, can go up and down to regulate and control, easy and simple to handle.

Drawings

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

Fig. 2 is a schematic structural view of the sliding chute of the present invention.

In the figure: 1. a coupling plate; 2. a guide rail; 3. a telescopic rod; 4. a top frame; 5. a guide wheel; 6. a wire rope; 7. a gravity plate; 8. mounting a plate; 9. a pulley; 10. a chute; 11. a resisting block; 12. a limiting rod; 13. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a liftable guide rail structure of a multimedia screen, as shown in figure 1-2, comprising a connecting plate 1 and guide rails 2 arranged on two sides of the connecting plate, wherein the connecting plate 1 is composed of two hinged half plates, the top of the guide rail 2 is connected with a telescopic rod 3 through an articulated piece, the overturning direction of the connecting plate 1 is opposite to the overturning direction of the guide rails 2 and the telescopic rod 3, the top of the telescopic rods 3 is connected with a top frame 4, the side walls of the guide rails 2 and the top frame 4 are both fixed with a bolt plate, the inside of the bolt plate is provided with a screw hole, the side walls of the two top frames 4 are both movably provided with guide wheels 5, the guide wheels 5 are hung with steel wire ropes 6, one end of the steel wire ropes 6 is connected with a gravity plate 7, the other end of the steel wire ropes 6 is connected with a mounting plate 8, the two sides of the mounting plate 8 are both movably provided with pulleys 9, and the pulleys 9 are in rolling contact with the guide rails 2, the mounting plate 8 of the fixed interactive all-in-between the two guide rails 2, can be freely lifted and lowered, is convenient for teachers with various heights to use, can balance the gravity of the device at the gravity plate 7, can reduce the force application when lifting is controlled so as to be easily controlled, and the connecting plate 1 can be folded, the guide rail 2 and the telescopic rod 3 can be bent and arranged side by side, so that the device can reduce the volume, reduce the occupied space and is beneficial to carrying and storage, a supporting block 11 is arranged at the bottom of the gravity plate 7, the bottom of the supporting block 11 horizontally extends to abut against the top of the mounting plate 8, so that the mounting plate 8 can be prevented from being lifted and separated from the guide rail 2 when in use, transverse cylinders are fixed at two sides of the front surface of the mounting plate 8, limit rods 12 capable of translating penetrate through the transverse cylinders, one ends of the two limit rods 12, which are far away from each other, extend to the inside of the guide rail 2, one ends of the two limit rods 12, which are close to each other, are connected with binding rings, tension springs are connected between the binding rings, and pull ropes are bound on the binding rings, the end connection of stay cord has pull ring 13, gag lever post 12 removes and contradicts rather than 2 departments of guide rail under the effect of extension spring, can inject the lift of mounting panel 8, thereby can improve the stability of interactive all-in-one on the mounting panel 8, only need stimulate pull ring 13 when control height with two gag lever posts 12 to each other near side pulling, can go up and down to regulate and control, and is easy and simple to handle, spout 10 with 9 looks adaptations of pulley is seted up to the lateral wall of guide rail 2, and the top of spout 10 extends to the top of guide rail 2, make pulley 9 dismantle from guide rail 2, improve portability and also be convenient for maintain, the draw-in groove with 12 tip looks adaptations of gag lever post is seted up to the inner wall of spout 10, improve the stability that gag lever post 12 is fixed in on guide rail 2.

The working principle is as follows: when the device is used, the mounting plate 8 for fixing the interactive all-in-one machine is movably mounted between the two guide rails 2 and can be freely lifted, the device is convenient for teachers with various heights to use, meanwhile, the gravity plate 7 balances the gravity of the device, the force application during lifting control can be reduced, the control is easy, the connecting plate 1 can be folded, the guide rails 2 and the telescopic rods 3 can be bent and arranged in parallel, the device can be reduced in size, the occupied space is reduced, the carrying and the storage are facilitated, the limiting rods 12 move towards the guide rails 2 under the action of the tension springs and are abutted against the guide rails, the lifting of the mounting plate 8 can be limited, the stability of the interactive all-in-one machine on the mounting plate 8 can be improved, the lifting regulation and control can be carried out only by pulling the pull rings 13 to pull the two limiting rods 12 towards the near sides, and the lifting regulation and the operation is simple and convenient.

It is noted that, herein, relational terms such as first and second, and the like may 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. Also, 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but multimedia screen lifting guide rail structure, its characterized in that, includes hitch plate (1) and installs in guide rail (2) of its both sides, hitch plate (1) are two articulated half board constitutions, the top of guide rail (2) is connected with telescopic link (3) through the articulated elements, and the top of two telescopic link (3) all is connected with roof-rack (4), and the equal movable mounting in lateral wall of two roof-racks (4) has guide pulley (5), it is equipped with wire rope (6) to hang on guide pulley (5), and the one end of wire rope (6) is connected with gravity board (7), and the other end of wire rope (6) is connected with mounting panel (8), and the equal movable mounting in both sides of mounting panel (8) has pulley (9), and pulley (9) and guide rail (2) rolling contact.

2. The liftable guide rail structure of the multimedia screen according to claim 1, wherein: the front surface both sides of mounting panel (8) are fixed with a horizontal section of thick bamboo, and the inside of a horizontal section of thick bamboo runs through gag lever post (12) that has the translation, and the one end that two gag lever posts (12) kept away from each other extends to the inside of guide rail (2), and the one end that two gag lever posts (12) are close to each other all is connected with the collage ring, is connected with the extension spring between collage ring and the horizontal section of thick bamboo, and the ligature has the stay cord on the collage ring, and the end connection of stay cord has pull ring (13).

3. The liftable guide rail structure of the multimedia screen according to claim 2, wherein: the side wall of the guide rail (2) is provided with a sliding groove (10) matched with the pulley (9), and the top of the sliding groove (10) extends to the upper part of the guide rail (2).

4. The liftable guide rail structure of the multimedia screen according to claim 3, wherein: the inner wall of the sliding groove (10) is provided with a clamping groove matched with the end part of the limiting rod (12).

5. The liftable guide rail structure of the multimedia screen according to claim 1, wherein: the overturning direction of the connecting plate (1) is opposite to that of the guide rail (2) and the telescopic rod (3).

6. The liftable guide rail structure of the multimedia screen according to claim 1, wherein: the bottom of the gravity plate (7) is provided with a resisting block (11), and the bottom of the resisting block (11) extends horizontally to abut against the top of the mounting plate (8).