CN213582694U

CN213582694U - Teaching board for computer software theory teaching

Info

Publication number: CN213582694U
Application number: CN202022967390.3U
Authority: CN
Inventors: 胡聪颖
Original assignee: Guilin University of Electronic Technology
Current assignee: Guilin University of Electronic Technology
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-06-29
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a teaching board is used in theoretical teaching of computer software, be the accepting frame of U font including blank, blank outside, establish and accept the frame bottom put thing seat and two symmetrical welding put the thing seat and be the external frame of L font in putting thing seat both sides and being, the cover is equipped with the bearer bar around its outer wall on the blank, the steering spindle of being connected with the bearer bar rotation is all installed on the both sides of accepting the frame inboard, it has the swivelling chute to open on putting the thing seat roof to be equipped with drive assembly, two on putting the thing seat all be equipped with lifting unit on the external frame to be equipped with the protection casing between two external frames. This teaching board is used in teaching of computer software theory makes two sets of elevator blocks descend and drive the protection casing and cover the blank, just can cover and protect the blank, avoids the blank to collide with or wear and tear to can drive the work of two sets of second step motors of protection casing inboard, thereby wipe the characters on the blank automatically, remove the trouble of artifical manual erasure characters.

Description

Teaching board for computer software theory teaching

Technical Field

The utility model belongs to the technical field of the computer teaching, concretely relates to computer software theory teaching is with teaching board.

Background

Computer teaching is a teaching activity of classroom teaching and management by means of a computer, and is divided into a computer-aided teaching system and a computer management teaching system. The service object of the computer aided education system is a student, usually a computer provides teaching materials and various problems, and the student directly converses with the computer by using a terminal. The computer-aided teaching mode mainly includes teaching mode, partial teaching mode and question answering mode.

When the software theory teaching of a computer is carried out, a teaching person needs to use a teaching board (used for writing or displaying other teaching contents) for auxiliary teaching. However, the existing teaching board is basically exposed outside directly, so that the teaching board is easy to collide or wear, and characters written on the teaching board need to be manually erased, which is troublesome; the current teaching board can not be adjusted at vertical direction and horizontal direction simultaneously, and when the number of people who watches the teaching board was more, can not guarantee that everywhere personnel all saw the content on the teaching board clearly, leads to the use of teaching board to experience generally.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching board is used in teaching of computer software theory to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a teaching board is used in teaching of computer software theory, includes blank, blank outside be the support of U font, establish and put the thing seat and two symmetrical welding put the external frame that the thing seat both sides just are the L font in support bottom, the cover is equipped with the bearer bar around its outer wall on the blank, support the inboard both sides of frame and all install and rotate the steering spindle of being connected with the bearer bar, it has the swivelling chute to open on putting the thing seat roof to be equipped with drive assembly, two on putting the thing seat all be equipped with lifting unit on the external frame to be equipped with the protection casing between two external frames.

Preferably, the transmission assembly comprises a motor welded at the center of the bottom wall of the object placing seat, a transmission shaft coaxially connected with a shaft of the motor and positioned in the rotating groove, and a turntable welded at the top end of the transmission shaft, and two connecting blocks respectively welded with two sides of the bottom wall of the bearing frame are fixedly welded on the top wall of the turntable.

Preferably, two pulleys are installed on two sides of the bottom wall of the storage seat, and brake pads are arranged on the two pulleys on one side of the storage seat.

Preferably, the lifting assembly comprises two first stepping motors vertically embedded in the two external frames respectively, two first lead screws coaxially connected with shafts of the two first stepping motors respectively, and two lifting blocks penetrated by the two first lead screws respectively, and two sides of the protective cover are welded and fixed with the side walls of the two lifting blocks respectively.

Preferably, the upper side and the lower side of the inner side of the protective cover are symmetrically provided with second stepping motors, and the protective cover is provided with second lead screws which are respectively and coaxially connected with shafts of the two second stepping motors and two sliding blocks which are respectively penetrated by the two second lead screws in a horizontal threaded manner, and two supporting blocks which are respectively and rotatably connected with the two second lead screws are welded on the two sides of the inner side of the protective cover.

Preferably, the protection casing inboard still is equipped with respectively with two slider both sides fixed connection in opposite directions's mounting bar, the mounting bar bonds along vertical direction towards a side of blank and is fixed with a plurality of shells of laminating each other, every all install on the shell and clean the cotton.

The utility model discloses a technological effect and advantage: according to the teaching board for computer software theory teaching, the first stepping motors arranged on the two groups of external frames are driven to work, so that the two groups of lifting blocks descend and drive the protective cover to cover the white board, the white board can be covered and protected, the white board is prevented from being collided or abraded, the two groups of second stepping motors on the inner side of the protective cover can be driven to work, the mounting bar and the multiple groups of wiping cotton on the mounting bar are driven to wipe the surface of the white board, characters on the white board are automatically wiped off, and the trouble of manually wiping the characters is avoided; the motor work of putting thing seat bottom through the drive drives the carousel and rotates, makes and accepts the frame and make a round trip to rotate thereupon and adjust the position of blank in the horizontal direction to can make the bearer frame rotate and adjust the inclination of blank in vertical direction along two sets of steering shafts, make the people of blank the place ahead each all can see clearly its content, use experience better.

Drawings

Fig. 1 is a vertical cross-sectional view of the present invention;

FIG. 2 is a vertical cross-sectional view of one side of the shield of the present invention;

fig. 3 is a vertical sectional view of the other side of the protective cover of the present invention.

In the figure: 1. a white board; 2. a protective frame; 3. a receiving frame; 4. a steering shaft; 5. a placement seat; 6. a rotating tank; 7. a turntable; 8. an electric motor; 9. a joining block; 10. a pulley; 11. an external frame; 12. a first stepper motor; 13. a first lead screw; 14. a lifting block; 15. a protective cover; 16. a second stepping motor; 17. a second lead screw; 18. a slider; 19 a support block; 20. mounting a bar; 21. a housing; 22. and (5) wiping cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a teaching board is used in computer software theory teaching as shown in fig. 1-3, be the accepting frame 3 of U font including blank 1, 1 outside of blank, establish and accept that the thing seat 5 and two symmetrical welding of putting in accepting the 3 bottom put the thing seat 5 both sides and be the external frame 11 of L font, the cover is equipped with the bearer bar 2 around its outer wall on blank 1, the steering spindle 4 of being connected is rotated with bearer bar 2 to all install on the both sides of accepting the 3 inboard of frame, it has the swivelling chute 6 to open on the 5 roof of thing seat to be equipped with drive assembly, two on putting thing seat 5 all be equipped with lifting unit on external frame 11 to be equipped with protection casing 15 between two external frames 11.

Specifically, the transmission assembly includes the motor 8 of welding in the position of putting 5 diapire centers of thing seat, with motor 8 spindle coaxial coupling and be located the transmission shaft of rotary tank 6 and the carousel 7 of welding on the transmission shaft top, fixed welding has two respectively with the linking piece 9 of accepting the both sides welded of 3 diapalls of frame on the carousel 7 roof.

Specifically, two pulleys 10 are installed on two sides of the bottom wall of the storage seat 5, and brake pads are arranged on the two pulleys 10 on one side of the storage seat 5.

Specifically, the lifting assembly comprises two first stepping motors 12 vertically embedded in the two external frames 11 respectively, two first lead screws 13 coaxially connected with shafts of the two first stepping motors 12 respectively, and two lifting blocks 14 penetrated by vertical threads of the two first lead screws 13 respectively, and two sides of the protective cover 15 are welded and fixed with the side walls of the two lifting blocks 14 respectively.

Specifically, the upper and lower sides of the inner side of the protective cover 15 are symmetrically provided with second stepping motors 16, and the protective cover is provided with second lead screws 17 respectively coaxially connected with shafts of the two second stepping motors 16 and two slide blocks 18 respectively penetrated by the two second lead screws 17 through horizontal threads, and two support blocks 19 respectively rotatably connected with the two second lead screws 17 are welded on the two sides of the inner side of the protective cover 15.

Specifically, the inside of the protective cover 15 is further provided with mounting bars 20 fixedly connected with two opposite sides of the two sliding blocks 18, a plurality of mutually-attached shells 21 are fixedly bonded on one side surface of the mounting bar 20 facing the whiteboard 1 along the vertical direction, each shell 21 is provided with a wiping cotton 22, the whole formed by the shell 21 and the wiping cotton 22 is equivalent to a blackboard eraser in the prior art, and when the wiping cotton 22 is damaged, the shell 21 can be directly taken down and replaced.

The using method comprises the following steps: when the teaching board for computer software theory teaching is used, the teaching board is firstly pushed to move to a proper position along with the rolling of the four groups of pulleys 10 at the bottom of the object placing seat 5, so that the brake pads on the pulleys 10 work and fix the positions of the pulleys 10;

the two groups of first stepping motors 12 are driven to work and drive the two groups of first lead screws 13 to rotate, so that the two groups of lifting blocks 14 drive the protective cover 15 to ascend, the white board 1 is exposed, and personnel can write on the white board 1 (although the protective frame 2 is rotationally connected with the two groups of steering shafts 4, the damping between the protective frame 2 and the two groups of steering shafts 4 is large, the protective frame 2 cannot rotate along with the two groups of steering shafts 4 when the personnel write on the white board 1), and the content on the white board 1 is displayed to be watched by the personnel in front of the white board 1;

if personnel at any position in front of the white board 1 cannot see the content on the white board 1 clearly, the white board 1 is manually turned over by force, so that the protective frame 2 is turned over along with the rotation of the two groups of steering shafts 4 on the bearing frame 3, the inclination angle of the white board 1 in the vertical direction is adjusted, the motor 8 (a bidirectional motor) is driven to work to drive the transmission shaft and the turntable 7 to rotate, and the two groups of connecting blocks 9 drive the bearing frame 3 and the white board 1 to rotate back and forth continuously within a certain range (the bearing frame 3 cannot touch the two groups of external frames 11 and the upper structure thereof);

when the whiteboard 1 is not used, the two sets of first stepping motors 12 are driven to work to drive the protective cover 15 to descend and cover the whiteboard 1, the two sets of second stepping motors 16 are driven to work to drive the two sets of second lead screws 17 to operate, the two sets of sliding blocks 18 drive the mounting bar 20 to horizontally move back and forth for a plurality of times (more than 5 times), and at the moment, the plurality of sets of wiping cotton 22 on the mounting bar 20 can wipe the content on the surface of the whiteboard 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a teaching board is used in teaching of computer software theory, includes that blank (1), blank (1) outside are the accepting of U font (3), establish and accept putting thing seat (5) and two symmetrical welding of putting thing seat (5) both sides and be external frame (11) of L font in accepting frame (3) bottom, its characterized in that: the cover is equipped with bearer bar (2) around its outer wall on blank (1), steering spindle (4) of being connected with bearer bar (2) rotation are all installed on the both sides of accepting frame (3) inboard, it has swivelling chute (6) to open on putting thing seat (5) roof to be equipped with drive assembly, two on putting thing seat (5) all be equipped with lifting unit on putting frame (11) outward to be equipped with protection casing (15) between two external frames (11).

2. The teaching board for theoretical teaching of computer software as claimed in claim 1, wherein: the transmission assembly comprises a motor (8) welded at the center of the bottom wall of the storage seat (5), a transmission shaft coaxially connected with the shaft of the motor (8) and positioned in the rotary groove (6), and a turntable (7) welded at the top end of the transmission shaft, wherein two connecting blocks (9) welded with the two sides of the bottom wall of the bearing frame (3) respectively are fixedly welded on the top wall of the turntable (7).

3. The teaching board for theoretical teaching of computer software as claimed in claim 2, wherein: two pulleys (10) are installed on two sides of the bottom wall of the storage seat (5), and brake pads are arranged on the two pulleys (10) on one side of the storage seat (5).

4. The teaching board for theoretical teaching of computer software as claimed in claim 1, wherein: the lifting assembly comprises two first stepping motors (12) which are vertically embedded in two external frames (11) respectively, two first lead screws (13) which are coaxially connected with shafts of the two first stepping motors (12) respectively, and two lifting blocks (14) which are penetrated by the vertical threads of the two first lead screws (13) respectively, wherein two sides of the protective cover (15) are fixedly welded with the side walls of the two lifting blocks (14) respectively.

5. The teaching board for theoretical teaching of computer software as claimed in claim 1, wherein: the upper side and the lower side of the inner side of the protective cover (15) are symmetrically provided with second stepping motors (16), and the protective cover is provided with second lead screws (17) which are respectively coaxially connected with shafts of the two second stepping motors (16) and two sliding blocks (18) which are respectively penetrated by the horizontal threads of the two second lead screws (17), and two supporting blocks (19) which are respectively rotatably connected with the two second lead screws (17) are welded on the two sides of the inner side of the protective cover (15).

6. The teaching board for theoretical teaching of computer software as claimed in claim 5, wherein: protection casing (15) inboard still is equipped with respectively with two slider (18) both sides fixed connection in opposite directions mounting bar (20), mounting bar (20) are fixed with a plurality of shells (21) of laminating each other along vertical direction bonding towards the side of blank (1), every all install on shell (21) and clean cotton (22).