CN214483704U - Presentation device is used in teaching of computer network technique - Google Patents
Presentation device is used in teaching of computer network technique Download PDFInfo
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- CN214483704U CN214483704U CN202120255016.2U CN202120255016U CN214483704U CN 214483704 U CN214483704 U CN 214483704U CN 202120255016 U CN202120255016 U CN 202120255016U CN 214483704 U CN214483704 U CN 214483704U
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- cabinet body
- display
- computer network
- keyboard
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- 238000005516 engineering process Methods 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 4
- 230000007306 turnover Effects 0.000 description 4
- 241001310793 Podium Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a demonstration device for computer network technology teaching, which comprises a cabinet body, lifting rod bodies, a writing board, a display, a keyboard and a host, wherein a placing box is arranged inside the cabinet body, the two lifting rod bodies are vertically arranged inside the cabinet body, the lifting rod bodies comprise a rotating shaft and a sleeve which are in threaded connection, the upper end of the sleeve penetrates through the upper wall of the cabinet body, a mounting plate is fixedly arranged between the upper ends of the upper wall of the cabinet body, connecting seats are symmetrically and fixedly arranged on the mounting plate, screw rods are symmetrically and fixedly arranged at the lower ends of the writing board, the screw rods are hinged between the connecting seats through rotating shafts, the display and the keyboard are embedded on the cabinet body, the host is arranged inside the placing box, the whole device of the utility model is convenient to move, the display and the keyboard are arranged on the cabinet body, the display can be folded, the specific operation demonstration is convenient, the writing board on the cabinet body can adjust the height position according to requirements, the writing board can be used for word writing and explanation, can be turned over and down to cover the display and the keyboard, avoids damage of the display and the keyboard, and is more practical.
Description
Technical Field
The utility model relates to a network teaching technical field, concretely relates to presentation device is used in computer network technology teaching.
Background
The computer is a modern electronic computing machine for high-speed computing, can carry out numerical value calculation, can carry out logic calculation, still have the memory function, can be according to the program operation, automatic and high-speed modern intelligent electronic equipment who handles mass data, current presentation device often has blackboard and the computer of on-the-spot teaching, when explaining, still need utilize the blackboard to carry out the literal and write the explanation to and the operation of computer, concrete demonstration, on the podium, the teacher comes back and moves in front of the blackboard before the display screen, reduced the teaching efficiency, so we propose a presentation device for computer network technology teaching.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, present a presentation device for computer network technology teaching, device moving as a whole is convenient, is provided with display and keyboard on the cabinet body, and the display can turn over a book, conveniently carries out concrete operation demonstration, and the clipboard above the cabinet body can adjust the high position according to the demand, and the clipboard can carry out the face and write the explanation, still can turn over a book and down, covers display and keyboard, avoids its damage, and is more practical.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a demonstration device for computer network technology teaching, which is characterized in that the demonstration device comprises a cabinet body, a lifting rod body, a writing board, a display, a keyboard and a host, wherein the upper end inside the cabinet body is fixedly provided with a placing box, the lower end inside the cabinet body is fixedly provided with a double-shaft motor, two lifting rod bodies are vertically arranged in the cabinet body, each lifting rod body comprises a rotating shaft and a sleeve which are connected by screw threads, the lower end of the rotating shaft is rotatably arranged on the lower wall of the cabinet body, a meshed helical gear is fixedly arranged on the rotating shaft and the output shaft of the double-shaft motor, the upper end of the sleeve penetrates through the upper wall of the cabinet body, a mounting plate is fixedly arranged between the upper ends of the sleeve, connecting seats are symmetrically and fixedly arranged on the mounting plate, screw rods are symmetrically and fixedly arranged at the lower end of the writing board, the screw rods are hinged between the connecting seats through rotating shafts, the display and the keyboard are embedded on the cabinet body, the host computer is arranged in the placing box.
Furthermore, four corners of the lower end face of the cabinet body are fixedly provided with walking wheels with brakes.
Furthermore, the front of the cabinet body is provided with a hinged cabinet door.
Furthermore, a convex edge is fixedly arranged on the side face of the lower end of the sleeve.
Furthermore, a fastening nut is connected to the screw in a threaded manner.
Furthermore, the display is hinged in a groove at the upper end of the cabinet body through a damping hinge.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. the device overall movement is convenient, a display and a keyboard are arranged on the cabinet body, the display can be turned over and folded, and specific operation demonstration is convenient to carry out.
2. The clipboard on the cabinet body can be according to demand height-adjusting position, and the clipboard can carry out the face and write the explanation, still can turn over and roll over down, covers display and keyboard, avoids its damage, and is more practical.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view of the structure of the middle cabinet body of the present invention.
Fig. 3 is an enlarged schematic view of a in fig. 1.
1-a cabinet body; 2-lifting rod body; 3-writing board; 4-a display; 5-a keyboard; 6-a host; 7-a two-shaft motor; 8-a bevel gear; 9-a traveling wheel; 10-fastening a nut; 11-placing the box; 12-a mounting plate; 13-a connecting seat; 14-a cabinet door; 21-a rotating shaft; 22-a sleeve; 31-screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, 2 and 3, the demonstration apparatus for computer network technology teaching comprises a cabinet body 1, lifting rod bodies 2, a writing board 3, a display 4, a keyboard 5 and a host 6, wherein a placing box 11 is fixedly arranged at the upper end inside the cabinet body 1, a double-shaft motor 7 is fixedly arranged at the lower end inside the cabinet body 1, the two lifting rod bodies 2 are vertically arranged in the cabinet body 1, each lifting rod body 2 comprises a rotating shaft 21 and a sleeve 22 which are in threaded connection, the lower end of the rotating shaft 21 is rotatably arranged on the lower wall of the cabinet body 1, a meshed helical gear 8 is fixedly arranged on the rotating shaft 21 and the output shaft of the double-shaft motor 7, the upper end of the sleeve 22 penetrates through the upper wall of the cabinet body 1, a mounting plate 12 is fixedly arranged between the upper end and the upper end, connecting seats 13 are symmetrically and fixedly arranged on the mounting plate 12, and screws 31 are symmetrically and fixedly arranged at the lower end of the writing board 3, the screw 31 is hinged between the connecting seats 13 through a rotating shaft, the display 4 and the keyboard 5 are embedded on the cabinet body 1, and the host 6 is arranged in the placing box 11.
Wherein, four corners of the lower end surface of the cabinet body 1 are fixedly provided with traveling wheels 9 with brakes; a hinged cabinet door 14 is arranged on the front side of the cabinet body 1; the side surface of the lower end of the sleeve 22 is fixedly provided with a convex edge; a fastening nut 10 is connected to the screw rod 31 through threads; the display 4 is hinged in the groove at the upper end of the cabinet body 1 through a damping hinge.
The utility model provides a presentation device is used in computer network technology teaching, it is when specifically using, the fixed walking wheel 9 that is provided with the braking in lower terminal surface four corners of the cabinet body 1, and the device moving as a whole is convenient, and display 4 and keyboard 5 are inlayed on the cabinet body 1, and within the box 11 of placing of the internal 1 of cabinet is arranged in to host computer 6, display 4 passes through the damping hinge and articulates within the recess of the 1 upper end of the cabinet body, and display 4 can turn over a book, conveniently carries out concrete operation demonstration.
The lifting rod body 2 comprises a rotating shaft 21 and a sleeve 22 which are connected by screw threads, the lower end of the rotating shaft 21 is rotatably arranged on the lower wall of the cabinet body 1, a meshed helical gear 8 is fixedly arranged on the rotating shaft 21 and the output shaft of the double-shaft motor 7, the upper end of the sleeve 22 penetrates through the upper wall of the cabinet body 1, a mounting plate 12 is fixedly arranged between the upper ends of the sleeve 22, connecting seats 13 are symmetrically and fixedly arranged on the mounting plate 12, screw rods 31 are symmetrically and fixedly arranged at the lower end of the writing board 3, the screw rods 31 are hinged between the connecting seats 13 through rotating shafts, the double-shaft motor 7 is started to drive the two rotating shafts 21 to simultaneously rotate in the same direction, so that the sleeve 22 is lifted or descended, the height position of the writing board 3 is adjusted, fastening nuts 10 are connected on the screw rods 31 by screw threads, the fastening nuts 10 are screwed to abut against the upper ends of the connecting seats 13, the position of the writing board 3 can be used for literal writing explanation, and the fastening nut 10 is unscrewed, and the writing board 3 can be turned over and folded down to cover the display 4 and the keyboard 5, so that the damage of the display and the keyboard is avoided, and the writing board is more practical.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. The utility model provides a presentation device is used in teaching of computer network technique which characterized in that: comprises a cabinet body (1), a lifting rod body (2), a writing board (3), a display (4), a keyboard (5) and a host (6), wherein a placing box (11) is fixedly arranged at the upper end inside the cabinet body (1), a double-shaft motor (7) is fixedly arranged at the lower end inside the cabinet body (1), the lifting rod body (2) is vertically arranged inside the cabinet body (1), the lifting rod body (2) comprises a rotating shaft (21) and a sleeve (22) which are connected in a threaded manner, the lower end of the rotating shaft (21) is rotatably arranged on the lower wall of the cabinet body (1), a meshed helical gear (8) is fixedly arranged on the rotating shaft (21) and the output shaft of the double-shaft motor (7), a mounting plate (12) is fixedly arranged between the upper end and the upper wall of the cabinet body (1) through the upper end of the sleeve (22), and connecting seats (13) are symmetrically and fixedly arranged on the mounting plate (12), the lower end of the writing board (3) is symmetrically and fixedly provided with screws (31), the screws (31) are hinged between the connecting seats (13) through rotating shafts, the display (4) and the keyboard (5) are embedded on the cabinet body (1), and the host (6) is arranged in the placing box (11).
2. The demonstration device for computer network technology teaching according to claim 1, wherein: and four corners of the lower end surface of the cabinet body (1) are fixedly provided with walking wheels (9) with brakes.
3. The demonstration device for computer network technology teaching according to claim 1, wherein: the front of the cabinet body (1) is provided with a hinged cabinet door (14).
4. The demonstration device for computer network technology teaching according to claim 1, wherein: the side face of the lower end of the sleeve (22) is fixedly provided with a convex edge.
5. The demonstration device for computer network technology teaching according to claim 1, wherein: and a fastening nut (10) is connected to the screw rod (31) in a threaded manner.
6. The demonstration device for computer network technology teaching according to claim 1, wherein: the display (4) is hinged in the groove at the upper end of the cabinet body (1) through a damping hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120255016.2U CN214483704U (en) | 2021-01-29 | 2021-01-29 | Presentation device is used in teaching of computer network technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120255016.2U CN214483704U (en) | 2021-01-29 | 2021-01-29 | Presentation device is used in teaching of computer network technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214483704U true CN214483704U (en) | 2021-10-26 |
Family
ID=78217625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120255016.2U Expired - Fee Related CN214483704U (en) | 2021-01-29 | 2021-01-29 | Presentation device is used in teaching of computer network technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214483704U (en) |
-
2021
- 2021-01-29 CN CN202120255016.2U patent/CN214483704U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211026 |