CN111724632A

CN111724632A - Computer programming teaching presentation device

Info

Publication number: CN111724632A
Application number: CN202010303697.5A
Authority: CN
Inventors: 张志彦; 徐晓勇; 刘丽秋; 郭磊; 贾伟峰
Original assignee: Anyang Normal University
Current assignee: Anyang Normal University
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-09-29

Abstract

The invention discloses a computer programming teaching demonstration device, which comprises a bracket, wherein the inner side wall surface of the bracket is rotationally connected with a fixing mechanism, the inner side wall surface of the fixing mechanism is fixedly connected with a white board and a placing board, the fixing mechanism comprises a fixing plate, the fixing plate is fixedly connected with the bracket, the inner side wall surface of the fixing plate is slidably connected with a sliding block, the inner side wall surface of the sliding block is slidably connected with a connecting rod, the connecting rod is fixedly connected with the lower end of the placing board, the computer programming teaching demonstration device is provided with the fixing, when in use, the movable sliding block can slide on the inner side wall surface of the sliding groove, so that the placing angle of the placing plate can be changed, the demonstration screen placed in the placing plate changes the display angle, the slide block is pulled to one side far away from the demonstration screen, so that the stabilizing block is clamped on the inner side wall surface of the clamping groove for fixing the angle, and a clamping structure is further arranged on the rear side of the placing plate for matching with and fixing the demonstration screen.

Description

Computer programming teaching presentation device

Technical Field

The invention relates to the field of computer programming teaching, in particular to a computer programming teaching demonstration device.

Background

Computer programming languages are the most important tools for programming, and refer to languages that a computer can accept and process and have certain grammatical rules. From the birth of a computer to the present, a computer language goes through several stages of machine language, assembly language and high-level language, along with the continuous progress of science and technology, the cognition of human beings is continuously improved, more and more people select the work of computer direction, when computer programming teaching is carried out, synchronous screen display is required to be applied for teaching guidance, but in a common demonstration device, a demonstration screen is more fixedly hung at a display position, the sight angles of students in different use spaces can not be timely adjusted, and the teaching quality and the learning process of the students are relatively influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a computer programming teaching demonstration device which can realize the effect of timely adjusting a demonstration screen and can be timely adjusted and fixed according to different observation angles.

The technical scheme adopted by the invention for solving the technical problems is as follows: a computer programming teaching demonstration device comprises a support, wherein a fixing mechanism is rotatably connected to the inner side wall surface of the support, a white board and a placing board are fixedly connected to the inner side wall surface of the fixing mechanism, the fixing mechanism comprises a fixing plate, the fixing plate is fixedly connected with the support, a sliding block is slidably connected to the inner side wall surface of the fixing plate, a connecting rod is slidably connected to the inner side wall surface of the sliding block, and the connecting rod is fixedly connected to the lower end of the placing board;

the outer side wall face fixedly connected with of placing the board presss from both sides tight structure, it includes the mounting box to press from both sides tight structure, the inside wall face of mounting box rotates and is connected with first gear and second gear, the outside wall meshing of first gear and second gear is connected with the lifting bar.

Furthermore, the inner side wall surface of the fixing plate is provided with a sliding groove and a clamping groove, the inner side wall surface of the sliding groove is connected with a sliding block in a sliding mode, the outer side wall surface of the sliding block is fixedly connected with a clamping block, and the clamping block is clamped on the inner side wall surface of the clamping groove.

Further, the inner side wall surface of mounting box fixedly connected with stabilizing block, the lifter bar sliding connection is in the inner side wall surface of stabilizing block.

Furthermore, the top end of the lifting strip is fixedly connected with a clamping plate.

Further, the lower extreme fixedly connected with base of support.

The invention has the beneficial effects that: the demonstration screen fixing device is provided with the fixing plate and the placing plate, when the demonstration screen fixing device is used, the sliding block can slide on the inner side wall surface of the sliding groove through the moving sliding block, so that the placing plate changes the placing angle, the demonstration screen placed in the placing plate also changes the display angle, the sliding block is pulled towards one side far away from the demonstration screen, so that the stabilizing block is clamped on the inner side wall surface of the clamping groove to fix the angle, and the rear side of the placing plate is further provided with the clamping structure to be matched with and fix the demonstration screen.

Drawings

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

Fig. 2 is a rear view of the standing board of the present invention.

FIG. 3 is a cross-sectional view taken along line A-A.

Fig. 4 is an enlarged view at B.

Description of reference numerals: 1. the device comprises a bracket, 11, a base, 2, a fixing mechanism, 21, a fixing plate, 211, a sliding groove, 212, a clamping groove, 22, a sliding block, 221, a clamping block, 23, a connecting rod, 3, a white board, 4, a placing board, 5, a clamping structure, 51, a mounting box, 511, a stabilizing block, 52, a first gear, 53, a second gear, 54, a lifting bar, 55 and a clamping board.

Detailed Description

The invention will now be further illustrated by reference to specific examples, which are intended to be illustrative only and not to limit the scope of the invention. Further, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and such equivalents may fall within the scope of the invention as defined in the appended claims.

Referring to fig. 1, 2 and 3, which are schematic structural views of the present invention, a computer programming teaching demonstration apparatus includes a bracket 1, a fixing mechanism 2 is rotatably connected to an inner sidewall of the bracket 1, a white board 3 and a placing board 4 are fixedly connected to an inner sidewall of the fixing mechanism 2, the fixing mechanism 2 includes a fixing plate 21, the fixing plate 21 is fixedly connected to the bracket 1, a slider 22 is slidably connected to an inner sidewall of the fixing plate 21, a connecting rod 23 is slidably connected to an inner sidewall of the slider 22, the connecting rod 23 is fixedly connected to a lower end of the placing board 4, the white board or the placing board 4 can be angularly adjusted by the fixing mechanism 2, the slider 22 can horizontally slide on an outer sidewall of the connecting rod 23, so that a fixture block 221 connected to an outer side of the slider 22 is clamped or moved out of a fixture;

the outer side wall face fixedly connected with of placing board 4 presss from both sides tight structure 5, it includes mounting box 51 to press from both sides tight structure 5, the inside wall face of mounting box 51 rotates and is connected with first gear 52 and second gear 53, the outside wall meshing of first gear 52 and second gear 53 is connected with lifting bar 54, place the demonstration screen in the inside wall face of placing board 4, it is fixed to press from both sides tight structure 5 through adjusting, through the turn-button of clockwise rotation fixed connection in the inside wall face of second gear 53 during the adjustment, so that the first gear 52 of being connected with the meshing of second gear 53 carries out anticlockwise rotation, when second gear 53 carries out clockwise rotation, lifting bar 54 of being connected with it meshing moves down, lifting bar 54 of being connected with the meshing of first gear 52 also moves down, accessible clamping structure 5 cooperation is placed board 4 and is pressed from both sides tight the screen this moment.

Specifically, the inner side wall surface of the fixing plate 21 is provided with a sliding groove 211 and a clamping groove 212, the inner side wall surface of the sliding groove 211 is slidably connected with a sliding block 22, the outer side wall surface of the sliding block 22 is fixedly connected with a clamping block 221, the clamping block 221 is clamped on the inner side wall surface of the clamping groove 212, for example, the screen is adjusted, the placing plate 4 is rotatably connected with the inner side wall surface of the fixing plate 21, the sliding block 22 is pressed towards one side close to the bracket 1 during adjustment, at the moment, the sliding block 22 can slide on the inner side wall surface of the sliding groove 211, the sliding block 22 moves the placing plate 4 through a connecting rod 23, when the sliding block 22 slides, the placing plate 4 also rotates, after a proper angle is selected, the sliding block 22 is pulled towards one side far away from the bracket 1, the clamping block 221 fixedly connected on the upper side wall surface.

Specifically, the inner sidewall surface of the mounting box 51 is fixedly connected with the stabilizing block 511, and the lifting bar 54 is slidably connected to the inner sidewall surface of the stabilizing block 511, so that the lifting bar 54 moves up and down on the inner sidewall surface of the stabilizing block 511 to fix the sliding track.

Specifically, the top end fixedly connected with cardboard 55 of lifter bar 54, when pressing from both sides tight structure 5 and place board 4 cooperation and press from both sides tight screen, cardboard 55 joint in the screen upper end for fixed screen.

Specifically, the lower end of the bracket 1 is fixedly connected with a base 11, and the base 11 is used for improving the stability of the device.

When the demonstration screen clamping device works, a demonstration screen is placed on the inner side wall surface of the placing plate 4 and is fixed by adjusting the clamping structure 5, the rotating button fixedly connected to the inner side wall surface of the second gear 53 is rotated clockwise during adjustment, so that the first gear 52 meshed and connected with the second gear 53 rotates anticlockwise, when the second gear 53 rotates clockwise, the lifting bar 54 meshed and connected with the second gear 53 moves downwards, the lifting bar 54 meshed and connected with the first gear 52 also moves downwards, and at the moment, the clamping structure 5 can be matched with the placing plate 4 to clamp the screen;

accessible fixed establishment 2 carries out angular adjustment to screen or blank 3, use the adjustment screen as an example, place board 4 and rotate and connect in the inside wall face of fixed plate 21, press slider 22 to being close to support 1 one side when the adjustment, slider 22 can slide at the inside wall face of spout 211 this moment, slider 22 removes placing board 4 through connecting rod 23, when slider 22 slides, place board 4 and also rotate, after selecting suitable angle, with slider 22 to keeping away from support 1 one side pulling, the fixture block 221 joint in the interior wall face of draw-in groove 212 of side wall face on slider 22, slider 22 stops to slide, the screen is in fixed angular position this moment, cooperate the blank 3 of convertible observation angle to demonstrate in teaching, can effectively improve teaching quality, so that the student reaches the best learning effect

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a computer programming teaching presentation device, includes the support, its characterized in that: the fixing mechanism comprises a fixed plate, the fixed plate is fixedly connected with the bracket, the inner side wall surface of the fixed plate is slidably connected with a sliding block, the inner side wall surface of the sliding block is slidably connected with a connecting rod, and the connecting rod is fixedly connected to the lower end of the placing plate;

2. A computer programming teaching presentation device as claimed in claim 1, wherein: the clamping device is characterized in that a sliding groove and a clamping groove are formed in the inner side wall surface of the fixing plate, a sliding block is connected to the inner side wall surface of the sliding groove in a sliding mode, a clamping block is fixedly connected to the outer side wall surface of the sliding block, and the clamping block is clamped to the inner side wall surface of the clamping groove.

3. A computer programming teaching presentation device as claimed in claim 1, wherein: the inner side wall surface of mounting box fixedly connected with stabilizes the piece, lifter bar sliding connection is in the inner side wall surface of stabilizing the piece.

4. A computer programming teaching presentation device as claimed in claim 1, wherein: the top end of the lifting strip is fixedly connected with a clamping plate.

5. A computer programming teaching presentation device as claimed in claim 1, wherein: the lower end of the support is fixedly connected with a base.