CN211684362U

CN211684362U - Blackboard that has display device that english teaching was used

Info

Publication number: CN211684362U
Application number: CN202020262880.0U
Authority: CN
Inventors: 刘媛
Original assignee: Xianning Vocational Technical College
Current assignee: Xianning Vocational Technical College
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-10-16
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses a blackboard that has display device that english teaching was used, including the bottom plate, the hoisting component is installed at the top of bottom plate, and the control box is installed at the top of bottom plate and the one side of keeping away from the hoisting component, and the backup pad is installed at the top of hoisting component, and the box is installed to the bottom of backup pad. The utility model discloses a set up the blackboard on four surfaces of rotating the platform, in the english teaching, the teacher writes the blackboard through going up four blackboards in advance, classroom time can not shared by blackboard writing time, in class, it is rotatory to rotate the platform through rotatory subassembly drive, can adjust the position of blackboard, thereby be convenient for the student watches blackboard writing, teacher's work load has been reduced, make lecture time increase, the efficiency of giving lessons has been improved, avoid causing mr's repetitive labor, and in the use, be convenient for highly adjust the blackboard, can adapt to the student of different heights and watch, bring very big facility for the user.

Description

Blackboard that has display device that english teaching was used

Technical Field

The utility model relates to a teaching technical field specifically is a blackboard that has display device of english teaching usefulness.

Background

In the english teaching, need a large amount of blackboard writing, can lead to in class, need the blackboard writing that the teacher was not stopping always, increase teacher's work load, classroom time is occupied by a large amount of blackboard writing time simultaneously, lecture time has significantly reduced, the efficiency of giving lessons is influenced, especially when a mr imparts knowledge to students a plurality of classes simultaneously, the same content of blackboard writing need relapse at different classes, cause mr's repetitive labor, and in the use, be not convenient for adjust the height and the angle of blackboard, bring very big inconvenience for the user, for this reason we propose the blackboard that has display device of english teaching usefulness, in order to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blackboard that has display device of english teaching usefulness 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: a blackboard with a display device for English teaching comprises a bottom plate, wherein a lifting assembly is installed at the top of the bottom plate, a control box is installed at the top of the bottom plate and on one side far away from the lifting assembly, a supporting plate is installed at the top of the lifting assembly, a box body is installed at the bottom of the supporting plate, a rotating assembly is installed inside the box body, the top of the rotating assembly sequentially penetrates through the box body and the supporting plate and extends to the outside of the supporting plate, a rotating table is installed on the surface of the rotating assembly located outside the supporting plate, and a blackboard is arranged on the surface of the rotating table;

the lifting component comprises two first motors which are respectively arranged at the left side and the right side of the top of the bottom plate, a first rotating shaft is arranged on an output shaft of the first motor, a first gear is arranged on one side of the first rotating shaft far away from the first motor, the grooves at the left and right sides of the top of the bottom plate are both provided with a first bearing, the top of the first bearing is movably connected with a supporting shaft, a fixed rotating shaft is arranged at the top of the supporting shaft, a lifting rotating shaft is connected with the thread groove inside the fixed rotating shaft in an internal thread manner, the top of the lifting rotating shaft is fixedly connected with the supporting plate, the surface of the lifting rotating shaft is provided with a fixed sleeve, the left side and the right side of the box body are both provided with sliding chutes, the inner walls of the sliding chutes are provided with fixed rods, the surface of the fixed rod is movably connected with a sliding block, and one side of the fixed sleeve, which is close to the sliding block, is fixedly connected with the sliding block;

the rotating assembly comprises a second motor, the second motor is installed at the top of the inner wall of the box body, a second rotating shaft is installed on an output shaft of the second motor, the top of the second rotating shaft sequentially penetrates through the box body, the supporting plate and the rotating table from bottom to top and extends to the outside of the rotating table, a positioning block is installed at the top of the second rotating shaft located outside the rotating table, and the surface of the second rotating shaft is movably connected with the box body and the supporting plate respectively.

Preferably, the number of the blackboards is four, and the four blackboards are respectively arranged on four surfaces of the rotating platform.

Preferably, the connecting plate is installed at the top of backup pad, circular spout has been seted up at the top of connecting plate, roll connection has the gyro wheel on the inner wall of circular spout, the gyro wheel is installed in the bottom of revolving stage.

Preferably, the control box is respectively controlled by the first motor and the second motor in an electric signal mode.

Preferably, the first motor and the second motor are both set to be positive and negative rotation low-speed motors, and the first motor and the second motor can be self-locked.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the blackboard on four surfaces of rotating the platform, in the english teaching, the teacher writes the blackboard through going up four blackboards in advance, classroom time can not shared by blackboard writing time, in class, it is rotatory to rotate the platform through rotatory subassembly drive, can adjust the position of blackboard, thereby be convenient for the student watches blackboard writing, teacher's work load has been reduced, make lecture time increase, the efficiency of giving lessons has been improved, avoid causing mr's repetitive labor, and in the use, be convenient for highly adjust the blackboard, can adapt to the student of different heights and watch, bring very big facility for the user.

2. The utility model discloses a connecting plate, circular spout and gyro wheel mutually support, have played the effect that supports the revolving stage, have guaranteed the stability of revolving stage rotation.

Drawings

FIG. 1 is a sectional view of the front view of the present invention;

FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of a portion of B-B of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the blackboard installation structure of the present invention;

in the figure: the device comprises a base plate 1, a lifting assembly 2, a first motor 21, a first rotating shaft 22, a first gear 23, a first bearing 24, a supporting shaft 25, a fixed rotating shaft 26, a second gear 27, a lifting rotating shaft 28, a fixed sleeve 29, a sliding chute 210, a fixed rod 211, a sliding block 212, a control box 3, a supporting plate 4, a box 5, a rotating assembly 6, a second motor 61, a second rotating shaft 62, a positioning block 63, a rotating table 7, a blackboard 8, a connecting plate 9, a circular sliding chute 10 and a roller 11.

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.

Referring to fig. 1-4, a blackboard with a display device for english teaching comprises a bottom plate 1, a lifting component 2 is installed on the top of the bottom plate 1, a control box 3 is installed on the top of the bottom plate 1 and on the side far away from the lifting component 2, a supporting plate 4 is installed on the top of the lifting component 2, a box body 5 is installed on the bottom of the supporting plate 4, a rotating component 6 is installed inside the box body 5, the top of the rotating component 6 sequentially penetrates through the box body 5 and the supporting plate 4 and extends to the outside of the supporting plate 4, a rotating table 7 is installed on the surface of the rotating component 6 outside the supporting plate 4, a connecting plate 9 is installed on the top of the supporting plate 4, a circular chute 10 is formed in the top of the connecting plate 9, a roller 11 is connected to the inner wall of the circular chute 10 in a rolling manner, the roller 11 is installed, the effect of supporting the rotating table 7 is achieved, the rotating stability of the rotating table 7 is guaranteed, the blackboard 8 is arranged on the surface of the rotating table 7, the number of the blackboards 8 is four, and the four blackboards 8 are respectively installed on the four surfaces of the rotating table 7.

The lifting assembly 2 comprises two first motors 21, the two first motors 21 are respectively arranged at the left side and the right side of the top of the bottom plate 1, a first rotating shaft 22 is arranged on an output shaft of the first motor 21, a first gear 23 is arranged at one side of the first rotating shaft 22 far away from the first motor 21, first bearings 24 are arranged in grooves at the left side and the right side of the top of the bottom plate 1, a supporting shaft 25 is movably connected to the top of the first bearing 24, a fixed rotating shaft 26 is arranged at the top of the supporting shaft 25, a second gear 27 meshed with the first gear 23 is arranged on the surface of the fixed rotating shaft 26, a lifting rotating shaft 28 is connected to a thread groove internal thread inside the fixed rotating shaft 26, the top of the lifting rotating shaft 28 is fixedly connected with the supporting plate 4, a fixed sleeve 29 is arranged on the surface of the lifting rotating shaft 28, sliding grooves 210 are arranged at the left side and the right side of, the side of the fixing sleeve 29 close to the sliding block 212 is fixedly connected with the sliding block.

Rotating assembly 6 includes second motor 61, mode that control box 3 passes through the signal of telecommunication is controlled with first motor 21 and second motor 61 respectively, first motor 21 and second motor 61 all set up to positive and negative rotatory low-speed motor, first motor 21 and second motor 61 all can carry out the auto-lock, the top at box 5 inner wall is installed to second motor 61, install second pivot 62 on the output shaft of second motor 61, the top of second pivot 62 is supreme running through box 5 from down in proper order, backup pad 4 and revolving stage 7 just extend to the outside of revolving stage 7, be located the top of the outside second pivot 62 of revolving stage 7 and install locating piece 63, the surface of second pivot 62 respectively with box 5 and backup pad 4 swing joint.

The working principle is as follows: by arranging the blackboards 8 on the four surfaces of the rotating table 7, in English teaching, a teacher writes blackboard writing on the four blackboards 8 in advance, classroom time cannot be occupied by blackboard writing time, when in class, the control box 3 controls the second motor 61 in the rotating assembly 6 to drive the second rotating shaft 62 to rotate, the second rotating shaft 62 drives the rotating table 7 to rotate, and then the position of the blackboards 8 can be adjusted, so that students can watch blackboard writing conveniently, the workload of the teacher is reduced, the lecture time is prolonged, the teaching efficiency is improved, the repetitive labor of the teacher is avoided, in addition, in the use process, by arranging the lifting assembly 2, the control box 3 controls the first motor 21 to drive the second gear 27 to rotate through the first rotating shaft 22 and the first gear 23, the second gear 27 drives the fixed rotating shaft 26 to rotate, so that the lifting rotating shaft 28 moves up and down in the fixed rotating shaft 26, thereby drive the revolving stage 7 up-and-down motion, be convenient for adjust the height of blackboard 8, can be adapted to the student of different heights and watch, bring very big facility for the user.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a blackboard that has display device that english teaching was used, includes bottom plate (1), its characterized in that: the lifting assembly (2) is installed at the top of the bottom plate (1), the control box (3) is installed at the top of the bottom plate (1) and on one side, away from the lifting assembly (2), of the bottom plate, the supporting plate (4) is installed at the top of the lifting assembly (2), the box body (5) is installed at the bottom of the supporting plate (4), the rotating assembly (6) is installed inside the box body (5), the top of the rotating assembly (6) penetrates through the box body (5) and the supporting plate (4) in sequence and extends to the outside of the supporting plate (4), the rotating table (7) is installed on the surface of the rotating assembly (6) located outside the supporting plate (4), and the blackboard (8) is arranged on the surface of the rotating table (7;

the lifting assembly (2) comprises two first motors (21), the two first motors (21) are respectively installed on the left side and the right side of the top of the bottom plate (1), first rotating shafts (22) are installed on output shafts of the first motors (21), one sides, away from the first motors (21), of the first rotating shafts (22) are provided with first gears (23), first bearings (24) are installed in grooves in the left side and the right side of the top of the bottom plate (1), the top of each first bearing (24) is movably connected with a supporting shaft (25), fixed rotating shafts (26) are installed at the tops of the supporting shafts (25), second gears (27) meshed with the first gears are installed on the surfaces of the fixed rotating shafts (26), lifting rotating shafts (28) are connected to internal thread grooves in the fixed rotating shafts (26), and the top of the lifting rotating shafts (28) is fixedly connected with a supporting plate (4), the surface of the lifting rotating shaft (28) is provided with a fixed sleeve (29), the left side and the right side of the box body (5) are provided with sliding grooves (210), the inner wall of each sliding groove (210) is provided with a fixed rod (211), the surface of each fixed rod (211) is movably connected with a sliding block (212), and one side, close to the sliding block (212), of the fixed sleeve (29) is fixedly connected with the fixed sleeve;

rotating assembly (6) include second motor (61), the top at box (5) inner wall is installed in second motor (61), install second pivot (62) on the output shaft of second motor (61), the top of second pivot (62) is from supreme running through box (5), backup pad (4) and rotation platform (7) in proper order and extending to the outside of rotating platform (7) down, is located the top of rotating platform (7) outside second pivot (62) and installs locating piece (63), the surface of second pivot (62) respectively with box (5) and backup pad (4) swing joint.

2. The blackboard with the display device for the English teaching according to claim 1, characterized in that: the number of the blackboards (8) is four, and the four blackboards (8) are respectively arranged on the four surfaces of the rotating platform (7).

3. The blackboard with the display device for the English teaching according to claim 1, characterized in that: connecting plate (9) are installed at the top of backup pad (4), circular spout (10) have been seted up at the top of connecting plate (9), roll connection has gyro wheel (11) on the inner wall of circular spout (10), install the bottom at revolving stage (7) gyro wheel (11).

4. The blackboard with the display device for the English teaching according to claim 1, characterized in that: the control box (3) is respectively controlled by the first motor (21) and the second motor (61) in an electric signal mode.

5. The blackboard with the display device for the English teaching according to claim 1, characterized in that: the first motor (21) and the second motor (61) are both set to be positive and negative rotation low-speed motors, and the first motor (21) and the second motor (61) can be self-locked.