CN219267117U

CN219267117U - Multimedia teaching device convenient to store

Info

Publication number: CN219267117U
Application number: CN202320092463.XU
Authority: CN
Inventors: 汪帅; 杨晨; 任郭锐; 张佩璟; 王奇升
Original assignee: Chongqing Juanhua Technology Co ltd
Current assignee: Chongqing Juanhua Technology Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-06-27
Anticipated expiration: 2033-01-31

Abstract

The utility model discloses a multimedia teaching device convenient to store in the technical field of multimedia teaching, which comprises a mounting frame, wherein a multimedia teaching screen is movably arranged on the inner side of the mounting frame, two groups of blackboards are movably arranged on the outer side of the mounting frame, two groups of connecting blocks are fixedly connected on the inner sides of the two groups of blackboards, square frames are fixedly arranged on the inner sides of the mounting frame and positioned on the upper side and the lower side of the multimedia teaching screen, a screw rod is rotatably arranged on the inner side of one group of square frames, two sections of threads with opposite directions are arranged on the outer side of the screw rod, moving blocks are respectively sleeved on the two sections of threads with opposite directions on the outer side of the screw rod, four groups of moving blocks are respectively fixedly connected with four groups of connecting blocks, a driving motor is fixedly arranged on the outer side of the mounting frame, and a power end of the driving motor is movably penetrated through the mounting frame and fixedly connected with the screw rod. The utility model can facilitate the storage of the multimedia teaching device through a simple mounting structure, improves the protection effect of the multimedia teaching device, has good practical effect and is worthy of popularization and use in the prior market.

Description

Multimedia teaching device convenient to store

Technical Field

The utility model relates to the technical field of multimedia teaching, in particular to a multimedia teaching device convenient to store.

Background

The multimedia teaching is characterized in that in the teaching process, modern teaching media are reasonably selected and applied through teaching design according to the characteristics of teaching targets and teaching objects, and the teaching media are organically combined with traditional teaching means to participate in the whole teaching process together, and various media information acts on students to form a reasonable teaching process structure so as to achieve the optimal teaching effect.

The existing multimedia teaching device is mainly fixed on the wall surface of a podium, a blackboard is movably arranged on the outer side of the multimedia teaching device, on one hand, the blackboard can protect a multimedia display screen, on the other hand, a teacher can conveniently write and explain the multimedia teaching device, but in actual use, particularly in a low-grade classroom, students are small in age, curiosity is heavy and skin is very regulated, so that the blackboard is easy to open during rest or class, the display screen of the multimedia teaching device is exposed outside, at the moment, the multimedia teaching device is easily damaged by external force, economic loss is caused, and teaching work is delayed.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a multimedia teaching apparatus with convenient storage, so as to solve the above-mentioned problems in the prior art.

In order to achieve the above purpose, a multimedia teaching device convenient to store, including the installing frame, the inboard activity of installing frame is provided with the multimedia teaching screen, and the activity of installing frame outside is provided with two sets of blackboards, two sets of the inboard equal fixedly connected with of blackboard is two sets of connecting blocks, the installing frame inboard is located the equal fixed square frame that is provided with in both sides about the multimedia teaching screen, a set of square frame inboard rotation is provided with the lead screw, the lead screw outside is provided with two sections opposite screw, and all overlaps on the screw of two sections opposite directions in the lead screw outside and is equipped with the movable block, another set of square frame inboard fixedly is provided with slide bar, slide bar outside movable sleeve is equipped with two sets of other movable blocks, four sets of movable block are fixed connection in four sets of connecting blocks respectively, the installing frame outside is fixedly provided with driving motor, driving motor power end activity runs through installing frame fixed connection in the lead screw.

Preferably, the inside of the installation frame is fixedly provided with two groups of limiting blocks for butt joint of the multimedia teaching screen, and the outside of the two groups of limiting blocks is fixedly provided with a protection pad.

Preferably, the installation frame downside is fixed and is provided with the board of placing, the inboard of placing the board is provided with the slipmat.

Preferably, the inboard activity of installing frame is provided with the pneumatic cylinder, pneumatic cylinder one end fixedly connected with installing frame inner wall, and pneumatic cylinder other end fixedly connected with mounting panel, mounting panel fixedly connected with is in the multimedia teaching screen outside.

Preferably, the outside of the multimedia teaching screen is fixedly provided with a pushing block, the inner side of the installation frame is fixedly provided with a pressure sensor for butting the pushing block, and the inner side of the installation frame is fixedly provided with a PLC controller for butting the pressure sensor.

Preferably, two groups of sliding blocks are fixedly arranged on the inner side of the blackboard, and two groups of sliding grooves for butt joint of the sliding blocks are formed in the outer side of the installation frame.

Preferably, the motor box is fixedly arranged on the outer side of the mounting frame, the driving motor is fixedly arranged on the inner side of the motor box, and a control switch is fixedly arranged on the portion, located on the lower side of the motor box, of the outer side of the mounting frame.

The utility model has the technical effects and advantages that:

according to the utility model, the square frame, the screw rod, the moving block, the connecting block, the driving motor and the sliding rod are arranged, and the driving motor is mutually matched, so that the blackboard can be conveniently driven to move on the mounting frame after being started, the situation that the blackboard is opened by mistake can be avoided, the multimedia teaching device can be better protected, the service life of the multimedia teaching screen is prolonged, and the hydraulic cylinder, the mounting plate, the pushing block, the pressure sensor and the PLC are arranged, and the hydraulic cylinder is mutually matched to automatically drive the blackboard to move to two sides when being started to drive the multimedia teaching screen to move outwards, thereby facilitating the use of the multimedia teaching device, and the blackboard is automatically moved to the same side to be closed when the hydraulic cylinder drives the multimedia teaching screen to be stored inwards, so that the multimedia teaching device can be better protected, and the use is very convenient and flexible.

Drawings

FIG. 1 is a schematic diagram of an oblique view of the present utility model;

FIG. 2 is a schematic view of the front cross-section structure of the present utility model;

FIG. 3 is a schematic view of the oblique section structure of the present utility model;

fig. 4 is a schematic side sectional view of the present utility model.

The reference numerals are:

the device comprises a mounting frame 1, a multimedia teaching screen 2, a blackboard 3, a square frame 4, a screw rod 5, a moving block 6, a connecting block 7, a limiting block 8, a driving motor 9, a placing plate 10, a sliding rod 11, a hydraulic cylinder 12, a mounting plate 13, a pushing block 14, a pressure sensor 15, a PLC controller 16, a sliding block 17, a sliding groove 18, a control switch 19 and a motor box 20.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a multimedia teaching device that conveniently accomodates, including installing frame 1, the inboard activity of installing frame 1 is provided with multimedia teaching screen 2, and the activity of installing frame 1 outside is provided with two sets of blackboards 3, two sets of connecting blocks 7 of the inboard equal fixedly connected with of blackboard 3, the inboard equal fixed square frame 4 that is provided with in both sides about the multimedia teaching screen 2 of installing frame 1, a set of square frame 4 inboard rotation is provided with lead screw 5, the lead screw 5 outside is provided with two sections opposite screw threads, and all overlap on the screw 5 outside two sections opposite screw threads and be equipped with movable block 6, the inboard fixed slide bar 11 that is provided with of another set of square frame 4, the movable sleeve in slide bar 11 outside is equipped with two sets of movable block 6 in addition, four sets of movable block 6 are fixed connection in four sets of connecting blocks 7 respectively, the fixed driving motor 9 that is provided with in the installing frame 1 outside, driving motor 9 power end activity runs through installing frame 1 fixed connection in lead screw 5.

Wherein, the fixed stopper 8 that is provided with two sets of butt joint multimedia teaching screen 2 of installing frame 1 inboard, the fixed protection pad that is provided with in the 8 outsides of two sets of stopper pieces, the stopper 8 can be limited the position when using multimedia teaching screen 2, and the protection pad can avoid the damage condition that multimedia teaching screen 2 caused in the round trip movement in-process simultaneously.

Wherein, the fixed board 10 that is provided with of installing frame 1 downside, place the inboard of board 10 and be provided with the slipmat, place the board 10 and can accomodate some chalks or other debris and place, improve the whole function of accomodating of device.

Wherein, the inboard activity of installing frame 1 is provided with pneumatic cylinder 12, and pneumatic cylinder 12 one end fixedly connected with is in installing frame 1 inner wall, and pneumatic cylinder 12 other end fixedly connected with mounting panel 13, and mounting panel 13 fixedly connected with is in the multimedia teaching screen 2 outside, can conveniently accomodate and use multimedia teaching screen 2 through starting pneumatic cylinder 12, improves the use convenience.

Wherein, the fixed impeller 14 that is provided with in the multimedia teaching screen 2 outside, the inboard fixed pressure sensor 15 that is provided with butt joint impeller 14 of installing frame 1, and the inboard fixed PLC controller 16 that is provided with butt joint pressure sensor 15 of installing frame 1, pressure sensor 15 can respond to the position of multimedia teaching screen 2, when multimedia teaching screen 2 is in the state of use, through the mutually supporting of PLC controller 16, driving motor 9, can drive blackboard 3 to both sides removal, and when multimedia teaching screen 2 accomodates to the installing frame 1 inboard, blackboard 3 then resets and protects multimedia teaching screen 2.

Wherein, the blackboard 3 inboard is fixed to be provided with two sets of sliders 17, and the spout 18 of two sets of butt joint sliders 17 has been seted up to the installing frame 1 outside, and when blackboard 3 moved, slider 17 was in spout 18 internal sliding, can guarantee the stability of blackboard 3.

Wherein, the fixed motor box 20 that is provided with in the installing frame 1 outside, driving motor 9 fixed mounting is inboard in motor box 20, and the installing frame 1 outside is located the fixed control switch 19 that is provided with in motor box 20 downside part, and control switch 19's setting height is higher, generally only can touch by the adult, makes things convenient for the teacher to use, can avoid the condition emergence that low-grade student opened by mistake moreover.

Examples: in the use process of the utility model, the device is firstly connected with an external power supply, then the hydraulic cylinder 12 is started through the control switch 19, the hydraulic cylinder 12 pushes the multimedia teaching screen 2 to move towards the outer side of the installation frame 1, the pushing block 14 is driven to move when the multimedia teaching screen 2 moves, the pressure sensor 15 does not feel pressure at the moment, the information is transmitted to the PLC controller 16, the PLC controller 16 starts the driving motor 9, the driving motor 9 drives the screw rod 5 to rotate, the two groups of moving blocks 6 slide towards two sides on the screw rod 5 through the limiting effect of the slide rod 11, the connecting block 7 and the blackboard 3 are driven to move towards two sides when the moving blocks 6 move, thereby facilitating the use of the multimedia teaching screen 2, after the teaching is finished, the hydraulic cylinder 12 is regulated to shrink through the control switch 19 again, the multimedia teaching screen 2 moves towards the inner side of the installation frame 1 until the pushing block 14 is extruded to the pressure sensor 15, the information is transmitted to the PLC controller 16 at the moment, the PLC controller 16 regulates the driving motor 9 to drive the screw rod 5 to rotate towards the opposite direction, and the same principle can drive the two groups of the blackboard 5 to move towards each other, and thus the multimedia teaching screen 1 can be protected.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed; secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict; finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a multimedia teaching device convenient to accomodate, includes installing frame (1), its characterized in that, the inboard activity of installing frame (1) is provided with multimedia teaching screen (2), and installing frame (1) outside activity is provided with two sets of blackboard (3), two sets of the inboard two sets of connecting blocks (7) of equal fixedly connected with of blackboard (3), the installing frame (1) inboard is located the multimedia teaching screen (2) about both sides all fixedly provided with square frame (4), a set of square frame (4) inboard rotation is provided with lead screw (5), lead screw (5) outside is provided with the screw thread of two sections opposite directions, and all overlaps on the screw thread of two sections opposite directions in lead screw (5) outside is equipped with movable block (6), and another set of square frame (4) inboard fixedly provided with slide bar (11), slide bar (11) outside movable sleeve is equipped with two sets of movable block (6) in addition, four sets of movable block (6) are fixed connection in four sets of connecting blocks (7) respectively, install driving motor (9) fixedly in the outside square frame (1), driving motor (9) outside fixed connection in lead screw (1).

2. The multimedia teaching apparatus for easy storage according to claim 1, wherein: two groups of limiting blocks (8) for butt joint of the multimedia teaching screen (2) are fixedly arranged on the inner side of the mounting frame (1), and protection pads are fixedly arranged on the outer sides of the two groups of limiting blocks (8).

3. The multimedia teaching apparatus for easy storage according to claim 1, wherein: the anti-slip mounting device is characterized in that a placing plate (10) is fixedly arranged on the lower side of the mounting frame (1), and an anti-slip pad is arranged on the inner side surface of the placing plate (10).

4. The multimedia teaching apparatus for easy storage according to claim 1, wherein: the intelligent multimedia teaching screen is characterized in that a hydraulic cylinder (12) is movably arranged on the inner side of the installation frame (1), one end of the hydraulic cylinder (12) is fixedly connected to the inner wall of the installation frame (1), the other end of the hydraulic cylinder (12) is fixedly connected with an installation plate (13), and the installation plate (13) is fixedly connected to the outer side of the multimedia teaching screen (2).

5. The multimedia teaching apparatus for easy storage according to claim 1, wherein: the multimedia teaching screen (2) outside is fixed to be provided with pushing block (14), the inboard fixed pressure sensor (15) that are provided with butt joint pushing block (14) of installing frame (1), and the inboard fixed PLC controller (16) that are provided with butt joint pressure sensor (15) of installing frame (1).

6. The multimedia teaching apparatus for easy storage according to claim 1, wherein: two groups of sliding blocks (17) are fixedly arranged on the inner side of the blackboard (3), and sliding grooves (18) of the two groups of butt-joint sliding blocks (17) are formed in the outer side of the installation frame (1).

7. The multimedia teaching apparatus for easy storage according to claim 1, wherein: the motor box (20) is fixedly arranged on the outer side of the mounting frame (1), the driving motor (9) is fixedly arranged on the inner side of the motor box (20), and a control switch (19) is fixedly arranged on the portion, located on the lower side of the motor box (20), of the outer side of the mounting frame (1).