CN219339067U

CN219339067U - Blackboard capable of storing blackboard writing

Info

Publication number: CN219339067U
Application number: CN202222948648.4U
Authority: CN
Inventors: 李震
Original assignee: Shanghai Yinghuo Technology Co ltd
Current assignee: Shanghai Yinghuo Technology Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-07-14
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a blackboard capable of storing blackboard writing, which comprises a template and a blackboard, wherein type grooves are formed in the inner wall of the template, threaded rods are symmetrically arranged in the type grooves, the threaded rods are rotationally connected with the inner wall of the type grooves, threaded sleeves are sleeved on the outer surfaces of the threaded rods, first bevel gears are arranged on the outer surfaces of the threaded rods, double-shaft motors are arranged in the type grooves, rotating rods are arranged at the left end and the right end of the double-shaft motors, second bevel gears are arranged at the outer ends of the rotating rods, a blackboard is arranged in the template, hollow rods are arranged at the left end of the blackboard, lifting grooves are symmetrically formed in the front and the rear of the right end of the hollow rods, and the two lifting grooves are positioned at the front side and the rear side of the blackboard. The height of the blackboard can be adjusted, a teacher with a shorter stature can write at the height of the blackboard conveniently, the template rotates ninety degrees backwards to leave the wall surface, then the blackboard is directly rotated by one hundred eighty degrees, the side needing to store the blackboard writing faces upwards, then the blackboard rotates and resets, the side of the blackboard writing faces inwards, and the blackboard writing is stored conveniently for the next teacher to use in class.

Description

Blackboard capable of storing blackboard writing

Technical Field

The utility model relates to the field of blackboards, in particular to a blackboard capable of storing blackboard books.

Background

The blackboard is not a black board surface, is a plane which can be repeatedly written by chalk in the traditional sense, is hard and is mostly used for teaching. Blackboard writing is a dynamic way of understanding, which is a way of writing characters and symbols on a blackboard to transmit teaching information and a language activity of a textbook child, also called as a teaching written language, when a teacher takes a class. From the static perspective, it is a generic term for teaching information presented by blackboard in the form of condensed and concise words, symbols, charts, etc. in order to help students understand and master knowledge in the teaching process.

The prior blackboard has limited area, and can not turn over the knowledge points written by the teacher to be saved, so that students can review the blackboard after self-study or the teacher can continuously explain the knowledge points the next day, the knowledge points written by the teacher of the previous lesson can be erased when the teacher of the first lesson is in the next lesson, and when the students do not know the knowledge points written by the teacher of the first lesson on the blackboard, the teacher can rewrite the knowledge points written by the blackboard of yesterday when the students start to learn the lesson in the open sky, so that teaching is convenient, and the teaching is very troublesome. Accordingly, a blackboard capable of storing an blackboard writing is provided by those skilled in the art to solve the problems set forth in the background art.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a blackboard capable of storing blackboard writing, which comprises a template and a blackboard, wherein type grooves are formed in the inner wall of the template, threaded rods are symmetrically arranged in the type grooves, the threaded rods are rotationally connected with the inner wall of the type grooves, threaded sleeves are sleeved on the outer surfaces of the threaded rods, first bevel gears are arranged on the outer surfaces of the threaded rods, double-shaft motors are arranged in the type grooves, rotating rods are arranged at the left end and the right end of each double-shaft motor, second bevel gears are arranged at the outer ends of the rotating rods, and the second bevel gears are meshed with the first bevel gears;

a blackboard is arranged in a type board, a hollow rod is arranged at the left end of the blackboard, lifting grooves are symmetrically arranged at the front and rear ends of the right end of the hollow rod, the two lifting grooves are positioned at the front and rear sides of the blackboard, a reciprocating screw rod is symmetrically arranged in the hollow rod, a reciprocating block is sleeved on the outer surface of the reciprocating screw rod, a motor I is arranged at the upper end of the reciprocating screw rod, a cleaning rod is arranged at the right end of the reciprocating block, the cleaning rod passes through the lifting grooves, a fixing frame is symmetrically arranged at the front and rear ends of the blackboard respectively, the inner wall of the fixing frame is rotationally connected with a rotating rod, and a plurality of rollers are arranged on the outer surface of the rotating rod;

the right end of the blackboard and the left end of the hollow rod are respectively provided with a rotating shaft, the rotating shafts are rotationally connected with threaded sleeves, the lower parts of the left end and the right end of the template are respectively provided with a rotating rod, the two ends of each rotating rod are rotationally connected with a baffle, the baffle is fixedly connected with a wall, and the right end of each rotating rod on the right side is provided with a motor II.

Preferably: the lower end of the double-shaft motor is provided with a shock pad which is fixedly connected with a groove.

Preferably: the two cleaning rods are positioned on the front side and the rear side of the blackboard, and the cleaning rods contact the blackboard.

Preferably: the front end face of the baffle, the front end face of the template and the front end face of the roller are in the same horizontal plane.

Preferably: the right end of the template is provided with a control area.

The utility model has the technical effects and advantages that:

the height of the blackboard can be adjusted, a teacher with a shorter stature can write at the height of the blackboard conveniently, the writing on the surface of the blackboard is cleaned comprehensively through the reciprocating movement of the square cleaning rod, the template is rotated ninety degrees backwards to leave the wall surface, then the blackboard is directly rotated for one hundred eighty degrees, the side needing to store the blackboard writing faces upwards, then the blackboard is rotated and reset, and the side of the blackboard writing faces inwards to store the blackboard, so that the blackboard writing is convenient to use when the teacher goes into class next time.

Drawings

FIG. 1 is a schematic structural view of the present application;

FIG. 2 is a schematic view of the pattern plate of the present application ;

FIG. 3 is a schematic structural view of the hollow rod of the present application;

FIG. 4 is a schematic structural view of the fixing frame of the present application;

in the figure: 1. templates; 2. type grooves; 3. a threaded rod; 4. a first bevel gear; 5. a thread sleeve; 6. a biaxial motor; 7. a rotating lever; 8. a second bevel gear; 9. a blackboard; 10. a rotating shaft; 11. a fixed frame; 12. a rotating rod; 13. a roller; 14. a hollow rod; 15. a lifting groove; 16. a reciprocating screw rod; 17. a first motor; 18. a reciprocating block; 19. cleaning a rod; 20. a rotating rod; 21. a baffle; 22. a second motor; 23. a control zone.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Referring to fig. 1-4, in this embodiment, a blackboard capable of storing blackboard writing is provided, which comprises a template 1 and a blackboard 9, wherein a type groove 2 is formed in the inner wall of the template 1, a type groove 2 is internally and symmetrically provided with a threaded rod 3, the threaded rod 3 is rotationally connected with the inner wall of the type groove 2, a threaded sleeve 5 is sleeved on the outer surface of the threaded rod 3, a first bevel gear 4 is installed on the outer surface of the threaded rod 3, a type groove 2 is internally provided with a double-shaft motor 6, the lower end of the double-shaft motor 6 is provided with a shock pad, the shock pad is fixedly connected with a type groove 2, the left end and the right end of the double-shaft motor 6 are provided with rotating rods 7, the outer end of the rotating rods 7 is provided with bevel gears 8 which are meshed with the first bevel gear 4, a blackboard 9 is arranged in the type plate 1, the left end of the blackboard 9 is provided with a hollow rod 14, the right end of the hollow rod 14 is longitudinally and symmetrically provided with lifting grooves 15, the two lifting grooves 15 are positioned on the front and back sides of the blackboard 9, the hollow rod 14 is internally and symmetrically provided with a reciprocating screw rod 16, the outer surface of the reciprocating screw rod 16 is sleeved with a reciprocating block 18, the upper end of the reciprocating screw rod 16 is provided with a first motor 17, the right end of the reciprocating block 18 is provided with a cleaning rod 19, the cleaning rod 19 passes through a lifting groove 15, the two cleaning rods 19 are positioned at the front side and the rear side of the blackboard 9, the cleaning rods 19 are contacted with the blackboard 9, the front end and the rear end of the blackboard 9 are respectively and vertically symmetrically provided with a fixed frame 11, the inner wall of the fixed frame 11 is rotationally connected with a rotating rod 12, the outer surface of the rotating rod 12 is provided with a plurality of rollers 13, the right end of the blackboard 9 and the left end of the hollow rod 14 are respectively provided with a rotating shaft 10, the rotating shafts 10 are rotationally connected with threaded sleeves 5, the lower parts of the left end and the right end of a template 1 are provided with rotating rods 20, the two ends of the rotating rods 20 are rotationally connected with a baffle 21, the right end of the rotating rod 20 is fixedly connected with a wall, the right end of the rotating rod 20 is provided with a second motor 22, the front end face of the baffle 21, the front end face of the template 1 and the front end face of the roller 13 are in the same horizontal plane, the right end of the template 1 is provided with a control area 23.

The working principle of the utility model is as follows: the double-shaft motor 6 is controlled to work through the control area 23, the double-shaft motor 6 drives the bevel gear II 8 to rotate through the rotating rod 7, the bevel gear II drives the threaded rod 3 to rotate through the bevel gear I4, the threaded rod 3 drives the threaded sleeve 5 to lift, the threaded sleeve 5 drives the blackboard 9 to lift through the rotating shaft 10, the height of the blackboard 9 is adjusted, meanwhile, the roller 13 rolls on the wall surface, a teacher with a shorter stature can write on the high position of the blackboard 9 conveniently, when the character on the surface of the blackboard 9 needs to be cleaned comprehensively, the first motor 17 at the rear is controlled to work through the control area 23, the first motor 17 drives the first reciprocating screw 16 to rotate, the first reciprocating screw 16 drives the rear cleaning rod 19 to reciprocate through the reciprocating block 18, the handwriting on the surface of the blackboard 9 needs to be cleaned comprehensively, the written blackboard book of the teacher needs to be saved conveniently when the blackboard is used next time, the second motor 22 drives the template 1 to rotate ninety degrees to leave the wall surface through the rotating rod 20, then the blackboard 9 is rotated by one hundred eighty degrees directly, one side of the blackboard 9 needs to be saved, then the second motor 22 is controlled to rotate, the second motor 379 is reset, and the upper side and lower side of the blackboard 9 is required to be placed against the blackboard 9 when the teacher is required to rotate, and the blackboard 13 is placed against the upper side and lower side of the blackboard 9 is convenient to be stored.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The utility model provides a blackboard capable of storing blackboard writing, includes template (1) and blackboard (9), its characterized in that, type groove (2) are seted up to template (1) inner wall, type groove (2) inside symmetry sets up threaded rod (3), and threaded rod (3) rotate and connect type groove (2) inner wall, threaded rod (3) surface cover is established threaded sleeve (5), threaded rod (3) surface mounting bevel gear one (4), set up biax motor (6) in type groove (2), biax motor (6) left and right sides both ends installation dwang (7), outside one end installation bevel gear two (8) are leaned on in dwang (7), and bevel gear two (8) and bevel gear one (4) meshing;

a blackboard (9) is arranged in the type board (1), a hollow rod (14) is arranged at the left end of the blackboard (9), lifting grooves (15) are symmetrically formed in the front and rear of the right end of the hollow rod (14), two lifting grooves (15) are formed in the front and rear sides of the blackboard (9), a reciprocating screw rod (16) is symmetrically arranged in the hollow rod (14), a reciprocating block (18) is sleeved on the outer surface of the reciprocating screw rod (16), a motor I (17) is arranged at the upper end of the reciprocating screw rod (16), a cleaning rod (19) is arranged at the right end of the reciprocating block (18), the cleaning rod (19) penetrates through the lifting grooves (15), a fixed frame (11) is respectively and symmetrically arranged at the front and rear ends of the blackboard (9), a rotating rod (12) is connected to the inner wall of the fixed frame (11), and a plurality of rollers (13) are arranged on the outer surface of the rotating rod (12).

The right end of the blackboard (9) and the left end of the hollow rod (14) are both provided with a rotating shaft (10), the rotating shaft (10) is rotationally connected with a threaded sleeve (5), the lower parts of the left end and the right end of the template (1) are provided with rotating rods (20), the two ends of each rotating rod (20) are rotationally connected with baffle plates (21), the baffle plates (21) are fixedly connected with a wall body, and the right end of each right-side rotating rod (20) is provided with a motor II (22).

2. The blackboard capable of storing blackboard writing according to claim 1, wherein the lower end of the double-shaft motor (6) is provided with a shock pad which is fixedly connected with the groove (2).

3. Blackboard capable of storing blackboard writing according to claim 1, characterized in that two cleaning rods (19) are located on the front and rear sides of the blackboard (9), the cleaning rods (19) contacting the blackboard (9).

4. A blackboard capable of storing blackboard writing according to claim 1, characterized in that the front end face of the baffle (21), the front end face of the template (1) and the front end face of the roller (13) are on the same horizontal plane.

5. Blackboard capable of storing blackboard writing according to claim 1, characterized in that the right end of the template (1) is provided with a control area (23).