CN210983797U

CN210983797U - Computer teaching demonstration display device

Info

Publication number: CN210983797U
Application number: CN202020009155.2U
Authority: CN
Inventors: 姜蕴莉
Original assignee: Jiangxi Vocational College of Finance and Economics
Current assignee: Jiangxi Vocational College of Finance and Economics
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-07-10
Anticipated expiration: 2030-01-03

Abstract

The utility model relates to a computer field especially relates to a computer teaching demonstration display device, contains operation panel and bolt, operation panel below one side is equipped with puts the thing groove, it is fixed with the mainframe box to put thing inslot, operation panel below opposite side is fixed with a plurality of drawers, be fixed with liquid crystal display on the operation panel, liquid crystal display links to each other with aforementioned mainframe box signal, the operation panel back is fixed with the box, the box contains the riser of fixing on the operation panel, riser back both sides all are fixed with the curb plate, the curb plate end all is fixed on the backplate, the box still contains the roof with two curb plate sliding connection, it puts the thing chamber to form between riser, curb plate and the backplate, it is vertical to be fixed with lead screw and many slide bars to put the equal both sides in thing intracavity portion. The device can also complete computer teaching without a multimedia classroom, synchronously demonstrate the content on the liquid crystal display screen through a larger demonstration screen, and can realize multimedia teaching.

Description

Computer teaching demonstration display device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a computer field especially relates to a computer teaching demonstration display device.

[ background of the invention ]

Computer teaching is a teaching mode of using a computer to help or replace a teacher to execute part of teaching tasks, teaching knowledge to students and providing skill training, and the computer teaching provides a good personalized learning environment for the students, cultivates solid basic knowledge, wide knowledge range and strong engineering practice capability and has the consciousness of developing innovation.

However, in the course of the university, a computer is required to be used for teaching during computer teaching, but the computer is operated by a single person at present, and all students can see the computer only by matching with a multimedia classroom, so that the difficulty in the teaching process is increased, and the teacher and the students are very troublesome in learning.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming the shortcoming of above-mentioned prior art, providing a computer teaching demonstration display device, need not just can accomplish the teaching of computer in the multimedia classroom.

The utility model discloses can realize through following technical scheme:

the utility model discloses a computer teaching demonstration display device, which comprises an operation table and a bolt, wherein one side below the operation table is provided with a storage groove, a mainframe box is fixed in the storage groove, the other side below the operation table is fixed with a plurality of drawers, a liquid crystal display screen is fixed on the operation table and is connected with the mainframe box through signals, the back of the operation table is fixed with a box body, the box body comprises a vertical plate fixed on the operation table, both sides of the back of the vertical plate are both fixed with side plates, the tail ends of the side plates are both fixed on a back plate, the box body also comprises a top plate in sliding connection with the two side plates, a storage cavity is formed between the vertical plate, the side plates and the back plate, both sides in the storage cavity are both vertically fixed with a screw rod and a plurality of slide rods, the screw rod is driven by a motor to rotate, and sliders are fixed on the screw rods, the slider is connected with the lead screw thread that corresponds the position, slider and the slide bar sliding connection who corresponds the position, two be fixed with the mounting panel in the middle of the slider, the vertical dead lever that is fixed with in the middle of the mounting panel up end, be fixed with on the dead lever and rotate the fixed block of being connected with the dead lever, be fixed with the demonstration screen on the fixed block, the demonstration screen links to each other with aforementioned mainframe box signal, demonstration screen bottom both sides still are fixed with the locating piece, all be equipped with the vertical locating hole that runs through the locating piece on the locating piece, still be equipped with the connecting hole that uses with the locating hole cooperation with aforementioned locating hole correspondence position on the mounting panel, the bolt passes behind the locating hole that corresponds the position and. When the computer demonstration device is used, the top plate is separated from the object placing cavity by pulling the top plate, the motor is started, the motor drives the two screw rods to rotate, the corresponding sliding blocks on the two screw rods are in threaded connection with the screw rods, when the two screw rods rotate, the two sliding blocks ascend, the mounting plate fixed between the two sliding blocks ascends along with the sliding blocks, the motor stops after the mounting plate ascends to a proper position, the demonstration screen in the object placing cavity ascends to a specified position, namely when the box body does not interfere with the rotation of the demonstration screen, the motor stops, the power supply of the host box is started, when a teacher uses the computer, the content on the liquid crystal display screen synchronously appears on the demonstration screen, computer teaching is carried out through the demonstration screen with a large screen, the bolt can be pulled out from the positioning hole and the connecting hole, the demonstration screen can be rotated around the fixing rod, the students at all, after the use is accomplished, it is fixed with the demonstration screen through the bolt, and motor drive lead screw antiport, inside the box was got back to the demonstration screen, sealed with the box through the roof, can effectual protection demonstration screen.

Preferably, the handles are fixed on the drawers. The drawer is more conveniently opened through the handle, courseware needed to be used is placed in the drawer, and the device has the function of storing objects.

Preferably, a plurality of universal wheels with brake systems are fixed at the bottom of the operating platform. Through this device of more convenient removal of universal wheel, it is fixed with this device through braking system after removing, makes this device satisfy the demand of outdoor teaching.

Preferably, the two side plates are provided with sliding grooves at corresponding positions on opposite surfaces, the bottoms of the two side surfaces of the top plate are respectively fixed with a supporting rod in sliding connection with the sliding grooves, and the end surface of the side plate at the tail end of each sliding groove is also fixed with a connecting ring for preventing the supporting rod from being separated from the side plate. After the top plate is drawn out from the two sliding grooves, the top plate is turned over after the supporting rod reaches the position of the connecting ring, and the top plate can be effectively fixed and opened.

Preferably, a handle is fixed on the top plate. The top plate is more conveniently pushed through the handle on the top plate.

Compared with the prior art, the utility model has the advantages that:

1. the device can also complete computer teaching without a multimedia classroom, synchronously demonstrate the content on the liquid crystal display screen through a larger demonstration screen, and can realize multimedia teaching.

2. The bolt is pulled out from the positioning hole and the connecting hole, the demonstration screen can be rotated around the fixing rod, the students at all angles can see the content of the demonstration screen conveniently, and the teaching of teachers is more convenient.

3. After the use is accomplished, it is fixed with the demonstration screen through the bolt, and motor drive lead screw antiport, inside the box was got back to the demonstration screen, sealed with the box through the roof, can effectual protection demonstration screen.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a front view of the present invention;

fig. 5 is a right side view of the present invention;

FIG. 6 is a cross-sectional view taken at C-C of FIG. 3;

FIG. 7 is a cross-sectional view taken at C-C of FIG. 3;

FIG. 8 is a cross-sectional view taken at D-D of FIG. 3;

FIG. 9 is an enlarged view taken at A in FIG. 2;

FIG. 10 is an enlarged view of FIG. 6 at B;

in the figure: 1. an operation table; 2. a storage groove; 3. a main chassis; 4. a drawer; 5. a liquid crystal display screen; 6. a universal wheel; 7. a box body; 701. a vertical plate; 702. a side plate; 703. a back plate; 8. a demonstration screen; 9. a top plate; 10. a chute; 11. a support bar; 12. a connecting ring; 13. a screw rod; 14. a slide bar; 15. a motor; 16. a slider; 17. mounting a plate; 18. fixing the rod; 19. a fixed block; 20. positioning blocks; 21. a bolt;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in fig. 1 to 10, the utility model discloses a computer teaching demonstration display device, which comprises an operation table 1 and a plug 21, wherein one side below the operation table 1 is provided with a storage groove 2, a main cabinet 3 is fixed in the storage groove 2, the other side below the operation table 1 is fixed with a plurality of drawers 4, the operation table 1 is fixed with a liquid crystal display 5, the liquid crystal display 5 is connected with the main cabinet 3 by signals, the back of the operation table 1 is fixed with a cabinet body 7, the cabinet body 7 comprises a vertical plate 701 fixed on the operation table 1, both sides of the back of the vertical plate 701 are fixed with side plates 702, the ends of the side plates 702 are fixed on a back plate 703, the cabinet body 7 further comprises a top plate 9 connected with the two side plates 702 in a sliding manner, a storage cavity is formed between the vertical plate 701, the side plates 702 and the back plate, both sides in the storage cavity are vertically fixed with a screw rod 13 and a plurality of slide rods 14, the screw rod 13 is driven by, the slide blocks 16 are in threaded connection with the lead screws 13 at corresponding positions, the slide blocks 16 are in sliding connection with the slide rods 14 at corresponding positions, mounting plates 17 are fixed between the two slide blocks 16, fixing rods 18 are vertically fixed in the middle of the upper end faces of the mounting plates 17, fixing blocks 19 which are rotatably connected with the fixing rods 18 are fixed on the fixing rods 18, demonstration screens 8 are fixed on the fixing blocks 19, the demonstration screens 8 are in signal connection with the mainframe box 3, positioning blocks 20 are further fixed on two sides of the bottoms of the demonstration screens 8, positioning holes which vertically penetrate through the positioning blocks 20 are formed in the positioning blocks 20, connecting holes which are matched with the positioning holes for use are further formed in the positions, corresponding to the positioning holes, of the mounting plates 17, and the demonstration screens. When the computer demonstration device is used, the top plate 9 is separated from the object placing cavity by pulling the top plate 9, the motor 15 is started, the motor 15 drives the two screw rods 13 to rotate, the corresponding slide blocks 16 on the two screw rods 13 are in threaded connection with the screw rods 13, when the two screw rods 13 rotate, the two slide blocks 16 ascend, the mounting plate 17 fixed between the two slide blocks 16 ascends along with the slide blocks 16, the motor 15 stops after the mounting plate 17 ascends to a proper position, the demonstration screen 8 in the object placing cavity ascends to a specified position, namely, when the box body 7 does not interfere with the rotation of the demonstration screen 8, the motor 15 stops, the power supply of the main box 3 is started, when a teacher uses the computer, the content on the liquid crystal display screen 5 is synchronously presented on the demonstration screen 8, computer teaching is carried out through the demonstration screen 8 with a large screen, the bolt 21 can be drawn out from the positioning hole and the connecting hole, the demonstration screen 8 can rotate around the fixing, make the teacher teach more conveniently, use the completion after, it is fixed with demonstration screen 8 through bolt 21, motor 15 drive lead screw 13 antiport, inside demonstration screen 8 got back to box 7, sealed box 7 through roof 9, can effectual protection demonstration screen 8.

Wherein, the drawer 4 is fixed with a handle. The drawer 4 is more conveniently opened through the handle, courseware needed to be used is placed in the drawer 4, and the device has the function of storing objects.

Wherein, a plurality of universal wheels 6 with brake systems are fixed at the bottom of the operating platform 1. Through this device of 6 more convenient removals of universal wheel, it is fixed with this device through braking system after removing, makes this device satisfy the demand of outdoor teaching.

The two side plates 702 are provided with sliding grooves 10 at corresponding positions on opposite surfaces, the bottoms of the two side surfaces of the top plate 9 are respectively fixed with a support rod 11 which is in sliding connection with the sliding grooves 10, and the end surface of the side plate 702 at the tail end of the sliding groove 10 is also fixed with a connecting ring 12 which prevents the support rod 11 from being separated from the side plate 702. After the top plate 9 is drawn out from the two sliding grooves 10 and the supporting rod 11 reaches the position of the connecting ring 12, the top plate 9 is turned over, and the top plate 9 can be effectively fixed and opened.

Wherein, a handle is fixed on the top plate 9. The top plate 9 is pushed more conveniently by a handle on the top plate 9.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a computer teaching demonstration display device, contains operation panel and bolt, its characterized in that: a storage groove is arranged on one side below the operating platform, a mainframe box is fixed in the storage groove, a plurality of drawers are fixed on the other side below the operating platform, a liquid crystal display screen is fixed on the operating platform and is in signal connection with the mainframe box, a box body is fixed on the back of the operating platform and comprises a vertical plate fixed on the operating platform, side plates are fixed on two sides of the back of the vertical plate, the tail ends of the side plates are fixed on a back plate, the box body also comprises a top plate in sliding connection with the two side plates, a storage cavity is formed among the vertical plate, the side plates and the back plate, a lead screw and a plurality of slide bars are vertically fixed on two sides in the storage cavity, the lead screw is driven by a motor to rotate, slide blocks are fixed on the lead screws on two sides in the storage cavity and are in threaded connection with the lead screws in corresponding positions and are in sliding connection with the slide, two be fixed with the mounting panel in the middle of the slider, the vertical dead lever that is fixed with in the middle of the mounting panel up end, be fixed with on the dead lever and rotate the fixed block of being connected with the dead lever, be fixed with the demonstration screen on the fixed block, the demonstration screen links to each other with aforementioned mainframe box signal, demonstration screen bottom both sides still are fixed with the locating piece, all be equipped with the vertical locating hole that runs through the locating piece on the locating piece, correspond the position with aforementioned locating hole on the mounting panel and still be equipped with the connecting hole that uses with the locating hole cooperation, the bolt passes behind the locating hole that corresponds the position and the connecting hole and.

2. The computer educational demonstration display apparatus of claim 1, wherein: handles are fixed on the drawers.

3. The computer educational demonstration display apparatus of claim 1, wherein: and a plurality of universal wheels with brake systems are fixed at the bottom of the operating platform.

4. The computer educational demonstration display apparatus of claim 1, wherein: the two side plates are provided with sliding grooves at corresponding positions on opposite surfaces, the bottoms of the two side surfaces of the top plate are respectively fixed with a supporting rod which is in sliding connection with the sliding grooves, and the end surface of the side plate at the tail end of each sliding groove is also fixed with a connecting ring which prevents the supporting rod from being separated from the side plate.

5. The computer educational demonstration display apparatus of claim 1, wherein: a handle is fixed on the top plate.