CN210895907U - University student ideological and political education image display device - Google Patents

Abstract

The utility model discloses an image display device for college students' ideological and political education, which comprises a chassis, a control button, a projection device, a display screen and an adjustment device. The other end of the chassis is provided with a projection device groove, the projection device can be rotatably raised and lowered in the projection device groove at the other end of the chassis, the adjustment device is located in the chassis and close to the projection device groove, the control button and the adjustment device The devices are electrically connected, and the projection device is arranged on the adjustment device. The utility model belongs to the field of education technology, in particular to an image display device for college students' ideological and political education, which can adjust the projection height and the projection angle to facilitate screen projection and can be directly connected to a computer for display.

Description

An image display device for ideological and political education of college students

technical field

The utility model belongs to the field of education technology, in particular to an image display device for ideological and political education of college students.

Background technique

Ideological and political pedagogy is a science that guides people to form correct thoughts and behaviors. Major universities in our country have always attached great importance to the ideological and political education of college students. Laws as their own research objects. At present, in the teaching process, ideological and political education is usually displayed with images, and most of them are displayed through the illumination of projectors. In this way, the installation of projectors in the classroom, coupled with the podium, makes the front of the entire classroom very messy and crowded, not only Teaching is very inconvenient and seriously affects students' listening mood. At the same time, in addition to projectors, teachers also need computers to assist in teaching, which takes up extra space. The images projected by the projectors on the display screen usually need to be adjusted. The traditional adjustment The method is to place a book under the projection device for adjustment, which is inconvenient.

Utility model content

In order to solve the above-mentioned existing problems, the utility model provides an image display device for ideological and political education of college students, which can adjust the projection height and the projection angle to facilitate screen projection and can be directly connected to a computer for display.

The technical scheme adopted by the present invention is as follows: the present invention is an image display device for ideological and political education of college students, comprising a chassis, a control button, a projection device, a display screen and an adjustment device. The content on the computer connected to the chassis, the control button is set on the chassis, the other end of the chassis is provided with a projection device groove, the projection device can be rotated and lifted in the projection device groove at the other end of the chassis, the projection device The screen to be projected can be projected, the adjustment device is arranged in the cabinet and close to the groove of the projection device, the control button is electrically connected with the adjustment device, the projection device is arranged on the adjustment device, and the control button can control the adjustment device Adjust the height and angle of the projection device; the adjustment device includes a lamp frame fixing frame, a lamp frame fixing frame 2, a cylinder 1, a cylinder 2, a sliding block 1, a sliding block 2, a stepping motor and a driving part. The first lamp frame fixing frame is installed in the cabinet and is close to the groove of the projection device, the second lamp frame fixing frame is installed in the cabinet and is close to the other side of the projection device groove, and the cylinder is installed on the first lamp frame fixing frame. Inside, the second cylinder is arranged in the second lamp frame fixing frame, the first sliding block is arranged at the movable end of the cylinder, the first sliding block is slidably arranged in the first lamp frame fixing frame, and the second sliding block is arranged in the first lamp frame fixing frame. The second movable end of the cylinder, the sliding block 2 can be slidably arranged in the lamp frame fixing frame 2, the stepping motor is arranged in the sliding block 2, and one end of the driving member can rotate through the sliding block 2, and the side wall is arranged in the sliding block 2. In the second block, one end of the driving member is connected with the output shaft end of the stepping motor, the projection device is rotatably arranged in the first and second sliding blocks, the projection device is connected with the driving member, and a movable end of the cylinder drives the slider. The block 1 slides up and down in the lamp frame fixing frame 1, the movable end of the cylinder 2 drives the slider 2 to slide up and down in the lamp frame fixing frame 2, and the sliding block 1 and the sliding block 2 drive the projection device to slide up and down in the projection device groove. height, the stepping motor drives the driving member to rotate, and the driving member drives the projection device to rotate and adjust the angle.

Further, the projection device includes a projection lamp, a projection lamp frame, a driven rotating shaft and an active connecting shaft, one end of the driven rotating shaft can be rotatably arranged in the first slider, and one end of the active connecting shaft can be rotatably arranged in the first sliding block. On the second slider, one end of the active connecting shaft is in contact with the other end of the driving member, and the two opposite side walls of the projection lamp frame are respectively connected with the other end of the driven rotating shaft and the other end of the active connecting shaft. The rotary lift is arranged in the groove of the projection device, and the projection lamp is arranged in the projection lamp frame.

Further, the other end of the driving member is provided with a thread, the end of the active connecting shaft disposed in the second slider is provided with a thread, the other end of the driving member is engaged with one end of the active connecting shaft, and the driving member is in the stepping motor. The driving part drives the active connecting shaft meshed with it to rotate, and the active connecting shaft drives the projection lamp frame to rotate and adjust the projection angle.

Further, the case is provided with a computer connection socket and a power socket, the computer connection socket and the power socket are arranged on the side wall of the case, the power socket and the power supply are connected to supply power to the equipment, and the computer connection socket is used for connecting with the computer, Display the picture in the computer from the display screen, which is convenient for teachers to watch.

Further, the control button includes a control button 1 and a control button 2, the control button 1 is electrically connected with the cylinder 1 and the cylinder 2, and is used to control the working states of the cylinder 1 and the cylinder 2, and the control button 2 is connected to the stepper. The motor is electrically connected to control the working state of the stepping motor.

Further, the second sliding block is provided with a hollow cavity.

The beneficial effects obtained by the utility model by adopting the above structure are as follows: the scheme is an image display device for ideological and political education of college students, and the display screen can display the content in the computer connected to the computer connection socket through the computer connection socket, without the need for the operator to be on the podium. The space to be placed on the computer can save the space of the podium. The control button 1 can adjust the cylinder 1 and the cylinder 2 to expand and contract. The cylinder 1 and the cylinder 2 drive the slider 1 and the slider 2 on the lamp frame fixing frame 1 and the lamp frame fixing frame 2. Sliding inside drives the projection lamp frame and the projection lamp to adjust the height, which overcomes the shortcomings of the traditional height adjustment of the projector. At the same time, the control button 2 controls the stepping motor to drive the driver to rotate the projection lamp frame and the projection lamp to adjust the projection angle. .

Description of drawings

1 is a schematic diagram of the overall structure of an image display device for ideological and political education for college students of the present invention;

FIG. 2 is a front view of the image display device for ideological and political education of college students according to the present invention.

Among them, 1. Chassis, 2. Control buttons, 3. Projection device, 4. Display screen, 5. Adjustment device, 6. Lamp frame fixing frame 1, 7. Lamp frame fixing frame 2, 8. Air cylinder 1, 9. Air cylinder 2, 10, slider one, 11, slider two, 12, stepper motor, 13, driver, 14, projection lamp, 15, projection lamp frame, 16, driven rotating shaft, 17, active connection shaft, 18 , computer connection socket, 19, power socket, 20, control button one, 21, control button two, 22, projection device groove.

Detailed ways

The technical solutions of the present invention will be described in further detail below in conjunction with specific implementations. The parts of the technical features or connection relationships described in the present invention that are not described in detail are the prior art used.

In conjunction with the accompanying drawings, the present utility model will be further described in detail.

As shown in Figures 1-2, an image display device for ideological and political education of college students of the present invention comprises a chassis 1, a control button 2, a projection device 3, a display screen 4 and an adjustment device 5, and the display screen 4 is arranged in the chassis 1 At one end, the control button 2 is arranged on the case 1, and the other end of the case 1 is provided with a groove for a projection device 3, and the projection device 3 can be rotatably raised and lowered in the projection device groove 22 at the other end of the case 1, so The adjustment device 5 is arranged in the cabinet 1 and is close to the projection device groove 22, the control button 2 is electrically connected with the adjustment device 5, and the projection device 3 is arranged on the adjustment device 5; the adjustment device 5 includes a lamp frame fixed Frame 1 6, lamp frame fixing frame 2 7, cylinder 1 8, cylinder 2 9, slider 1 10, slider 2 11, stepper motor 12 and driving part 13, the lamp frame fixing frame 1 6 is located in the chassis 1 Inside and close to one side of the projection device groove 22, the lamp frame fixing frame 2 7 is arranged in the chassis 1 and is close to the other side of the projection device groove 22, the cylinder 1 8 is arranged in the lamp frame fixing frame 1 6, The second cylinder 9 is arranged in the lamp frame fixing frame 2 7 , the sliding block 1 10 is arranged at the movable end of the cylinder 1 8 , and the sliding block 1 10 is slidably arranged in the lamp frame fixing frame 1 6 . The second block 11 is set at the movable end of the cylinder 2 9 , the sliding block 2 11 can be slidably set in the lamp frame fixing frame 2 7 , the stepping motor 12 is set in the sliding block 2 11 , and one end of the driving member 13 can be slidably arranged in the second light frame fixing frame 7 . One side wall of the rotating through slider 11 is arranged in the second slider 11, one end of the driving member 13 is connected to the output shaft end of the stepping motor 12, and the projection device 3 is rotatably arranged on the first slider 10 and the second slider 11. Inside 11 , the projection device 3 is connected to the driving member 13 .

The projection device 3 includes a projection lamp 14, a projection lamp frame 15, a driven rotating shaft 16 and an active connecting shaft 17. One end of the driven rotating shaft 16 is rotatably arranged in the slider one 10, and the active connecting shaft 17 One end is rotatably arranged on the second slider 11, one end of the active connecting shaft 17 is in contact with the other end of the driving member 13, and the opposite side walls of the projection lamp frame 15 are respectively connected with the other end of the driven rotating shaft 16 and the active connecting shaft. 17 is connected to the other end, the projection lamp frame 15 is rotatably raised and lowered in the projection device groove 22 , and the projection lamp 14 is arranged in the projection lamp frame 15 .

The other end of the driving member 13 is provided with threads, the active connecting shaft 17 is provided with threads on one end of the sliding block 2 11 , and the other end of the driving member 13 is engaged with one end of the active connecting shaft 17 .

The case 1 is provided with a computer connection socket 18 and a power socket 19 , and the computer connection socket 18 and the power socket 19 are arranged on the side wall of the case 1 .

The control button 2 includes a control button 1 20 and a control button 2 21 , the control button 1 20 is electrically connected with the cylinder 1 8 and the cylinder 2 9 , and the control button 2 21 is electrically connected with the stepping motor 12 .

The second slider 11 is provided with a hollow cavity.

In specific use, the projection equipment is installed on the podium, the power supply is connected to the power supply through the power socket 19 to supply power to the equipment, and the content in the computer connected to the computer connection socket 18 is displayed on the display screen 4 through the computer connection socket 18, without the need for The operator prepares the space for placing the computer on the podium to save the space of the podium. According to the actual situation, press the control button 1 20, the control button 1 20 adjusts the cylinder 1 8 and the cylinder 2 9, the cylinder 1 8 and the cylinder 2 9 pairs The first slider 10 and the second slider 11 are adjusted, the slider one 10 and the second slider 11 drive the projection device 3 to adjust the height, and the second control button 21 is pressed, and the second control button 21 adjusts the working state of the stepping motor 12 , the stepping motor 12 drives the driving member 13 to rotate, the driving member 13 drives the active connecting shaft 17 engaged with it to rotate, and the active connecting shaft 17 drives the projection lamp frame 15 and the projection lamp 14 to rotate and adjust the projection angle until the projection lamp 14 until the screen can be projected on the screen.

The present invention and the embodiments thereof have been described above, and the description is not restrictive, and what is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. All in all, if those of ordinary skill in the art are inspired by it, without departing from the purpose of the present invention, and without creatively designing the structural modes and embodiments similar to the technical scheme, all should belong to the protection of the present invention. scope.

Claims (6)

1. The utility model provides an university student ideological and political education image display device which characterized in that: the projector is rotatably and vertically arranged in the projection device groove at the other end of the case, the adjusting device is arranged in the case and close to the projection device groove, the control button is electrically connected with the adjusting device, and the projection device is arranged on the adjusting device; the adjusting device comprises a first lamp frame fixing frame, a second lamp frame fixing frame, a first air cylinder, a second air cylinder, a first sliding block, a second sliding block, a stepping motor and a driving piece, wherein the first lamp frame fixing frame is arranged in the case and is close to one side of a groove of the projection device, the second lamp frame fixing frame is arranged in the case and is close to the other side of the groove of the projection device, the first air cylinder is arranged in the first lamp frame fixing frame, the second air cylinder is arranged in the second lamp frame fixing frame, the first sliding block is arranged at the movable end of the first air cylinder, the first sliding block is slidably arranged in the first lamp frame fixing frame, the second sliding block is arranged at the movable end of the second air cylinder, the second sliding block is slidably arranged in the second lamp frame fixing frame, the stepping motor is arranged in the second sliding block, one end of the driving piece can rotatably penetrate through one side wall of the second sliding block and, the projection device is connected with the driving piece.

2. An image display apparatus for college student ideological and political education according to claim 1, wherein: the projection device comprises a projection lamp, a projection lamp frame, a driven rotating shaft and a driving connecting shaft, one end of the driven rotating shaft is rotatably arranged in the first sliding block, one end of the driving connecting shaft is rotatably arranged on the second sliding block, one end of the driving connecting shaft is in contact with the other end of the driving piece, two opposite side walls of the projection lamp frame are respectively connected with the other end of the driven rotating shaft and the other end of the driving connecting shaft, the projection lamp frame is rotatably lifted and arranged in a groove of the projection device, and the projection lamp is arranged in the projection lamp frame.

3. An image display apparatus for ideological and political education of college students according to claim 2, characterized in that: the driving part other end is equipped with the screw thread, the one end that the slider two was located to the initiative connecting axle is equipped with the screw thread, the driving part other end and initiative connecting axle one end mesh mutually.

4. An image display apparatus for college student ideological and political education according to claim 1, wherein: the computer case is provided with a computer connecting socket and a power socket, and the computer connecting socket and the power socket are arranged on the side wall of the case.

5. An image display apparatus for college student ideological and political education according to claim 1, wherein: the control button comprises a first control button and a second control button, the first control button is electrically connected with the first air cylinder and the second air cylinder, and the second control button is electrically connected with the stepping motor.

6. An image display apparatus for ideological and political education of college students according to claim 2, characterized in that: and a hollow cavity is arranged in the second sliding block.

Images