CN219811123U

CN219811123U - Teaching demonstration platform

Info

Publication number: CN219811123U
Application number: CN202321195229.6U
Authority: CN
Inventors: 赵娜; 张德
Original assignee: Sichuan Institute Of Mineral Mechanical And Electrical Technology
Current assignee: Sichuan Institute Of Mineral Mechanical And Electrical Technology
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-10-10
Anticipated expiration: 2033-05-18

Abstract

The utility model relates to the technical field of teaching demonstration, in particular to a teaching demonstration platform, which comprises a mounting wall body, curtain fixing clamps and a projection curtain, wherein the curtain fixing clamps are fixed on the mounting wall body through screws, the projection curtain is mounted between the two curtain fixing clamps, two curtain tilt control assemblies are further mounted on the mounting wall body, the curtain tilt control assemblies are positioned between the two curtain fixing clamps, each curtain tilt control assembly comprises two rotary control seats and a rotating rod, one end of each rotating rod is mounted between the rotary control seats at the bottom through a rotating shaft, a control motor is mounted in each rotary control seat at the top, each rotating rod is connected with an output shaft of each control motor, each curtain tilt control assembly further comprises a rotary mounting box and a telescopic top plate, each rotary mounting box is fixed on the side wall of each rotating rod, and each rotary mounting box is internally provided with an adjusting telescopic rod; the utility model has the advantages of simple and convenient operation, high flexibility, good demonstration effect and strong practicability.

Description

Teaching demonstration platform

Technical Field

The utility model relates to a demonstration platform, in particular to a teaching demonstration platform, and belongs to the technical field of teaching demonstration.

Background

In some training processes, teaching demonstration is needed, a teaching demonstration platform is needed, an electronic commerce teaching demonstration device is provided in the Chinese utility model patent with the application number of CN202120971947.2, a graduated scale, a limit column and LED colored lamps are arranged on a demonstration surface in the demonstration device, a button switch can be selectively turned on according to the comparison of the graduated scale, then the LED colored lamps with the straight line distance of the button switch are lightened, so that the growing trend and trend are more obvious and visual, when the angle of a demonstration board is needed to be rotated, a support column is rotated to the position in a rotation groove, a frosted layer is contacted with a brake pad, and the two friction forces are relatively large, at the moment, a worker rotates the support column to have obvious pause feeling, so that the rotation is fixed, the demonstration device provided by the comparison document cannot be used for training workers at the edge positions when in use, the training workers at the two sides are inclined due to the angle, the distance is far, the observation of the demonstration content is unclear, and the teaching training effect is affected.

The present utility model has been made in view of this.

Disclosure of Invention

The utility model aims to solve the problems and provide a teaching demonstration platform, wherein a curtain inclination control assembly can rotate and can stretch and retract when in use, so that the curtain is jacked forwards from a middle position, the whole curtain can be inclined, two parts of the curtain are respectively inclined to two sides, and projection contents can be better seen by training staff at edge positions.

The utility model realizes the purpose through the following technical scheme, the teaching demonstration platform comprises an installation wall body, curtain fixing clamps and a projection curtain, wherein the curtain fixing clamps are fixed on the installation wall body through screws, the projection curtain is installed between the two curtain fixing clamps, the installation wall body is also provided with two curtain inclination control components, the curtain inclination control components are positioned between the two curtain fixing clamps, the projection curtain is used as a demonstration structure, the content to be demonstrated is connected with a computer data end for projection demonstration, two curtain inclination control components are arranged at the rear side of the projection curtain, and the curtain inclination control components can rotate and can stretch and retract when in use, so that the curtain is jacked forwards from the middle position, and the whole curtain can be inclined.

Further, curtain tilt control subassembly includes two rotation control seats and dwang, the one end of dwang is installed in the bottom through the pivot between the rotation control seat, the top install control motor in the rotation control seat, the dwang with control motor's output shaft is connected, opens the control motor in the rotation control seat and can control the dwang rotation, and then adjusts the inclination of rotation installation box.

Further, curtain tilt control subassembly is still including rotating mounting box and flexible roof, it fixes to rotate the mounting box on the lateral wall of dwang, install the regulation telescopic link in the rotation mounting box, flexible roof is fixed on the flexible end of regulation telescopic link, carries out flexible regulation to flexible roof through the regulation telescopic link in the rotation mounting box, adjusts the inclination of projection curtain through the stretching out position of flexible roof.

Further, the bottom one side of installation wall body still fixed mounting has multistage telescopic link, fixed mounting has flexible installing support on the flexible end of multistage telescopic link, set up the bar mounting groove in the flexible installing support, self-adaptation projection assembly set up in the bar mounting groove, control self-adaptation projection assembly through multistage telescopic link and flexible installing support for can accomodate when self-adaptation projection assembly does not use, avoid taking up too much space, self-adaptation projection assembly includes driving motor and two-way lead screw, two-way lead screw with driving motor's output shaft is connected, and through driving motor's the two-way lead screw of opening control rotation, and then adjusts the position of slidable mounting seat.

Further, the self-adaptation projection assembly still includes central projecting apparatus and removal projecting apparatus, central projecting apparatus fixed mounting is in the top central point department of flexible installing support for the projection curtain that keeps the plane untilted in central point puts and projects, all install the sliding mounting seat on the both sides screw thread of two-way lead screw, the built-in accommodate motor of sliding mounting seat, remove the projecting apparatus with accommodate motor's output shaft is connected, drives through the sliding mounting seat and removes the projecting apparatus left and right sides, and accommodate motor then adjusts the inclination who removes the projecting apparatus for remove the projecting curtain that the projecting apparatus can be to the slope.

The utility model has the technical effects and advantages that: according to the utility model, the two curtain tilt control assemblies are arranged at the rear side of the projection curtain, and the curtain tilt control assemblies can rotate and can stretch and retract when in use, so that the curtain is jacked forward from the middle position, the whole curtain can tilt, and the two parts of the curtain tilt to the two sides respectively, so that projection contents can be better seen by training staff at the edge position, the operation is simple and convenient, the flexibility is high, the demonstration effect is good, and the practicability is strong.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a curtain tilt control assembly according to the present utility model;

FIG. 3 is a schematic view of the telescopic mounting bracket and adaptive projection assembly of the present utility model;

FIG. 4 is a schematic diagram of an adaptive projection assembly according to the present utility model;

in the figure: 1. installing a wall body; 2. a curtain fixing clip; 3. a projection curtain; 4. a curtain tilt control assembly; 401. a rotary control seat; 402. a rotating lever; 403. rotating the mounting box; 404. a telescopic top plate; 5. a multi-section telescopic rod; 6. a telescopic mounting bracket; 601. a strip-shaped mounting groove; 7. an adaptive projection assembly; 701. a driving motor; 702. a two-way screw rod; 703. a center projector; 704. the projector is moved.

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.

Please refer to fig. 1-4, a teaching demonstration platform, including installation wall body 1, curtain fixation clamp 2 and projection curtain 3, curtain fixation clamp 2 screw fixation is on installation wall body 1, and projection curtain 3 is installed between two curtain fixation clamps 2, still installs two curtain tilt control subassemblies 4 on the installation wall body 1, and curtain tilt control subassembly 4 is located between two curtain fixation clamps 2.

According to the utility model, the projection curtain 3 is used as a demonstration structure, and the content to be demonstrated is connected with the computer data end for projection demonstration, so that the utility model is a mature prior art, on the basis of the prior art, the two curtain tilt control assemblies 4 are arranged at the rear side of the projection curtain 3, and the curtain tilt control assemblies 4 can rotate and stretch when in use, so that the curtain is jacked forwards from the middle position, the whole curtain can tilt, and the two parts of the curtain tilt towards two sides respectively, so that the projection content can be better seen by training personnel at the edge position, and the utility model has the advantages of simple and convenient operation, high flexibility, good demonstration effect and strong practicability.

As a technical optimization scheme of the utility model, the curtain tilt control assembly 4 comprises two rotation control seats 401 and a rotating rod 402, one end of the rotating rod 402 is arranged between the rotation control seats 401 at the bottom through a rotating shaft, a control motor is arranged in the rotation control seat 401 at the top, the rotating rod 402 is connected with an output shaft of the control motor, and the rotating rod 402 can be controlled to rotate by starting the control motor in the rotation control seat 401, so that the tilt angle of the rotation installation box 403 is adjusted.

As a technical optimization scheme of the utility model, the curtain tilt control assembly 4 further comprises a rotation mounting box 403 and a telescopic top plate 404, wherein the rotation mounting box 403 is fixed on the side wall of the rotation rod 402, an adjusting telescopic rod is installed in the rotation mounting box 403, the telescopic top plate 404 is fixed on the telescopic end of the adjusting telescopic rod, the telescopic top plate 404 is adjusted in a telescopic manner through the adjusting telescopic rod in the rotation mounting box 403, and the tilt angle of the projection curtain 3 is adjusted through the extending position of the telescopic top plate 404.

As a technical optimization scheme of the utility model, a multi-section telescopic rod 5 is fixedly arranged on one side of the bottom of the installation wall body 1, a telescopic installation support 6 is fixedly arranged on the telescopic end of the multi-section telescopic rod 5, a strip-shaped installation groove 601 is formed in the telescopic installation support 6, the self-adaptive projection assembly 7 is arranged in the strip-shaped installation groove 601, the self-adaptive projection assembly 7 can be stored when not used through the multi-section telescopic rod 5 and the telescopic installation support 6, excessive space is avoided, the self-adaptive projection assembly 7 comprises a driving motor 701 and a bidirectional screw 702, the bidirectional screw 702 is connected with an output shaft of the driving motor 701, and the bidirectional screw 702 is controlled to rotate through the opening of the driving motor 701 so as to adjust the position of a sliding installation seat.

As a technical optimization scheme of the utility model, the self-adaptive projection assembly 7 further comprises a central projector 703 and a movable projector 704, wherein the central projector 703 is fixedly arranged at the central position of the top of the telescopic mounting bracket 6 and is used for projecting the projection curtain 3 with a flat surface not inclined at the central position, sliding mounting seats are respectively arranged on threads on two sides of the bidirectional screw rod 702, an adjusting motor is arranged in each sliding mounting seat, the movable projector 704 is connected with an output shaft of the adjusting motor, the movable projector 704 is driven to move left and right through the sliding mounting seats, and the adjusting motor is used for adjusting the inclination angle of the movable projector 704 so that the movable projector 704 can project the inclined projection curtain 3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a teaching demonstration platform, includes installation wall body (1), curtain fixation clamp (2) and projection curtain (3), curtain fixation clamp (2) screw fixation is on installation wall body (1), projection curtain (3) are installed two between curtain fixation clamp (2), its characterized in that: two curtain tilt control components (4) are further installed on the installation wall body (1), and the curtain tilt control components (4) are located between the two curtain fixing clips (2).

2. A teaching demonstration platform according to claim 1, characterized in that: the curtain tilt control assembly (4) comprises two rotation control seats (401) and a rotating rod (402), and one end of the rotating rod (402) is installed between the rotation control seats (401) at the bottom through a rotating shaft.

3. A teaching demonstration platform according to claim 2, characterized in that: a control motor is arranged in the rotary control seat (401) at the top, and the rotating rod (402) is connected with an output shaft of the control motor.

4. A teaching demonstration platform according to claim 3, characterized in that: curtain tilt control subassembly (4) still include rotation mounting box (403) and flexible roof (404), rotation mounting box (403) are fixed on the lateral wall of dwang (402), install the regulation telescopic link in rotation mounting box (403), flexible roof (404) are fixed on the flexible end of regulation telescopic link.

5. A teaching demonstration platform according to claim 1, characterized in that: the telescopic wall is characterized in that a multi-section telescopic rod (5) is fixedly mounted on one side of the bottom of the mounting wall body (1), and a telescopic mounting bracket (6) is fixedly mounted on the telescopic end of the multi-section telescopic rod (5).

6. The teaching demonstration platform according to claim 5, wherein: a strip-shaped mounting groove (601) is formed in the telescopic mounting bracket (6), and a self-adaptive projection assembly (7) is mounted in the strip-shaped mounting groove (601).

7. The teaching demonstration platform according to claim 6, wherein: the self-adaptive projection assembly (7) comprises a driving motor (701) and a bidirectional screw rod (702), wherein the bidirectional screw rod (702) is connected with an output shaft of the driving motor (701).

8. The teaching demonstration platform according to claim 7, wherein: the self-adaptive projection assembly (7) further comprises a center projector (703) and a mobile projector (704), wherein the center projector (703) is fixedly installed at the top center position of the telescopic installation support (6), and sliding installation seats are installed on threads on two sides of the bidirectional screw rod (702).

9. The teaching demonstration platform according to claim 8, wherein: the sliding mounting seat is internally provided with an adjusting motor, and the movable projector (704) is connected with an output shaft of the adjusting motor.