CN210114174U

CN210114174U - Chinese language teaching blackboard-writing auxiliary device

Info

Publication number: CN210114174U
Application number: CN201920068730.3U
Authority: CN
Inventors: 乐杭丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-16
Filing date: 2019-01-16
Publication date: 2020-02-28
Anticipated expiration: 2029-01-16

Abstract

The utility model discloses a blackboard-writing auxiliary device for middle school Chinese teaching, which comprises a main body plate, wherein the left side of the main body plate is provided with a sliding groove, the sliding groove is connected with two sliding frames in a sliding way, the two sliding frames are respectively connected with a bookshelf plate and a placing plate in a rotating way through rotating shafts, the bookshelf plate is positioned at the upper side of the placing plate, the bookshelf plate is provided with two fixing holes, the fixing holes are in threaded connection with fixing screws, the blackboard-writing auxiliary device for teaching Chinese language is convenient to use and carry by teachers, textbooks for teachers to attend classes are placed through the bookshelf plate, the books are fixed through the fixing screw rods, so that the books are prevented from being closed when the teacher watches the books, the height of the bookshelf plate is adjusted by the teacher according to the requirement, the teacher can conveniently watch the books, the chalk that needs to use when placing teacher's blackboard writing through placing the board makes things convenient for the teacher to write, and the effectual work burden that alleviates the teacher when blackboard writing.

Description

Chinese language teaching blackboard-writing auxiliary device

Technical Field

The utility model relates to an education technique field specifically is a middle school chinese blackboard-writing auxiliary device that gives lessons.

Background

In traditional middle school's chinese teaching, the teacher will often be on the blackboard writing to explain the student when giving lessons, need write in a large amount on the blackboard sometimes, and at this moment the mr needs a hand to hold in the palm the book, and the blackboard writing is on the blackboard to the chalk is held to the other hand, and long-time floor writing can lead to teacher's arm and shoulder ache like this, has increased mr's work burden, and leads to the occupational disease easily.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a middle school's chinese blackboard-writing auxiliary device that gives lessons, convenient to use has alleviateed the work burden of teacher when blackboard-writing, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a middle school's chinese blackboard-writing auxiliary device that gives lessons, includes the main part board, the left side of main part board is equipped with the sliding tray, and sliding tray sliding connection has two carriages, and two carriages rotate with the bookshelf board and place the board through axis of rotation respectively and are connected, and the bookshelf board is located the upside of placing the board, is equipped with two fixed orificess on the bookshelf board, and threaded connection has a clamping screw in the fixed orificess, the front side of main part board is equipped with the spread groove, and the position of spread groove is corresponding and the intercommunication with the position of sliding tray, and sliding connection has two sliding blocks in the spread groove, and the position of sliding block is corresponding with the position of carriage, is equipped with the screw hole on.

As a preferred technical scheme of the utility model, place and be equipped with the chalk standing groove on the board, the front side of placing the board is equipped with logical groove, and the position of logical groove is corresponding and the intercommunication with the position of chalk standing groove, leads to the inslot sliding connection and has the fixed plate, both ends respectively with pulling piece and scraper blade fixed connection around the fixed plate, and the scraper blade is located the chalk standing groove and sliding connection, the left side of placing the board is equipped with row's thing mouth, and the position of row's thing mouth is corresponding with the position of scraper blade.

As an optimized technical scheme of the utility model, the rear surface fixed connection of main part board has two sucking discs, is equipped with the pull ring on the sucking disc.

As a preferred technical scheme of the utility model, fixedly connected with limiting plate in the carriage, limiting plate are located the downside of axis of rotation.

As a preferred embodiment of the present invention, the front side of the main body plate is fixedly connected with an electronic watch, and the electronic watch is located on the right side of the connecting groove.

Compared with the prior art, the beneficial effects of the utility model are that: this middle school's chinese blackboard-writing auxiliary device that gives lessons, high durability and convenient use, the teacher of being convenient for carries, place the textbook of usefulness of teacher on class through bookshelf plate, fix books through fixing screw, books take place the closure when avoiding the teacher to watch books, the teacher adjusts bookshelf plate's height as required, make things convenient for the teacher to watch, the chalk that needs to use when placing teacher's blackboard-writing through placing the board, make things convenient for the teacher to write, the effectual work burden that alleviates the teacher when blackboard-writing.

Drawings

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

fig. 2 is a cross-sectional view of the present invention.

In the figure: the electronic watch comprises a main body plate 1, an electronic watch 2, a fastening screw rod 3, a sliding block 4, a connecting groove 5, a sliding groove 6, a sucking disc 7, a pull ring 8, a sliding frame 9, a fixing screw rod 10, a rotating shaft 11, a placing plate 12, a limiting plate 13, a bookshelf plate 14, a scraper 15, a fixing plate 16 and a pull block 17.

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. 1-2, the present invention provides a technical solution: a blackboard-writing auxiliary device for middle school Chinese teaching comprises a main body plate 1, wherein a sliding groove 6 is arranged on the left side of the main body plate 1, two sliding frames 9 are connected in the sliding groove 6 in a sliding mode, the two sliding frames 9 are respectively connected with a bookshelf plate 14 and a placing plate 12 in a rotating mode through rotating shafts 11 in a rotating mode, teachers can conveniently adjust the heights of the bookshelf plate 14 and the placing plate 12 through the sliding frames 9, the teacher can fold the bookshelf plate 14 and the placing plate 12 into the sliding groove 6 through the rotating shafts 11, the bookshelf plate 14 is located on the upper side of the placing plate 12, teaching books used when the teacher is placed on the blackboard-writing through the bookshelf plate 14, a limiting plate 13 is fixedly connected in each sliding frame 9, the limiting plate 13 is located on the lower side of the rotating shafts 11, the positions of the bookshelf plate 14 and the placing plate 12 are limited through the limiting plate 13, two fixing holes are formed in the bookshelf plate 14, fixing screws 10 are connected in threaded connection, a chalk placing groove is arranged on the placing plate 12, chalk is used when a teacher writes on a blackboard through the chalk placing groove, a through groove is arranged on the front side of the placing plate 12, the position of the through groove corresponds to and is communicated with the position of the chalk placing groove, a fixing plate 16 is connected in the through groove in a sliding manner, the front end and the rear end of the fixing plate 16 are respectively fixedly connected with a pulling block 17 and a scraping plate 15, the scraping plate 15 is arranged in the chalk placing groove and is connected in a sliding manner, short chalk in the chalk placing groove is scraped out through the scraping plate 15, the teacher can conveniently clean the chalk, the left side of the placing plate 12 is provided with an object discharging port, the position of the object discharging port corresponds to the position of the scraping plate 15, the short chalk is discharged out of the chalk placing groove through the object discharging port, a connecting groove 5 is arranged on the front side of the main body plate 1, the position of the connecting groove 5 corresponds to and is, be equipped with the screw hole on the sliding block 4, screw hole female connection has fastening screw 3, fastening screw 3's bottom and carriage 9 contact are connected, fix a position carriage 9 through fastening screw 3, main part board 1's front side fixedly connected with electronic watch 2, electronic watch 2 is located the right side of spread groove 5, make things convenient for the teacher to hold the time of the blackboard-writing of writing through electronic watch 2, two sucking discs 7 of rear surface fixedly connected with of main part board 1, be equipped with pull ring 8 on sucking disc 7, it fixes on the blackboard to give lessons blackboard-writing auxiliary device with middle school's chinese through sucking disc 7, make things convenient for the teacher to give lessons blackboard-writing auxiliary device with middle school's chinese to take off from the blackboard through.

When in use: the teacher fixes the blackboard-writing auxiliary device for teaching Chinese on the blackboard through the sucking disc 7, the height of the bookshelf plate 14 and the placing plate 12 is adjusted through the sliding frame 9 according to personal habits, the sliding frame 9 is fixed by the fastening screw rod 3, the teaching books used by the teacher when writing are placed by the bookshelf plate 14, the books on the bookshelf plate 14 are fixed through the fixing screw rod 10, the chalk is used when the teacher writes on the blackboard through the chalk placing groove, the teacher can conveniently hold the writing time of the blackboard through the electronic watch 2, after class, the teacher takes down the blackboard writing auxiliary device for middle school Chinese teaching through the pull ring 8 from the blackboard, the scraper 15 is driven to move by the pulling block 17, short chalks in the chalk placing groove are discharged by the scraper 15, the bookshelf plate 14 and the placing plate 12 are folded into the sliding groove 6 through the rotating shaft 11, so that the teacher can conveniently carry the bookshelf.

The utility model discloses convenient to use, the teacher of being convenient for carries, place the textbook of usefulness on class to the teacher through bookshelf plate 14, fix books through clamping screw 10, books take place the closure when avoiding the teacher to watch books, the teacher adjusts bookshelf plate 14 highly as required, make things convenient for the teacher to watch, the chalk that needs to be used when placing teacher's blackboard writing through placing board 12, make things convenient for the teacher to write, effectual work burden that alleviates the teacher when blackboard writing.

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 middle school's chinese blackboard-writing auxiliary device that gives lessons, includes main part board (1), its characterized in that: the left side of the main body plate (1) is provided with a sliding groove (6), the sliding groove (6) is connected with two sliding frames (9) in a sliding way, the two sliding frames (9) are respectively connected with a bookshelf plate (14) and a placing plate (12) in a rotating way through a rotating shaft (11), the bookshelf plate (14) is positioned on the upper side of the placing plate (12), the bookshelf plate (14) is provided with two fixing holes, the fixing holes are internally connected with fixing screw rods (10) in a threaded way, the front side of main part board (1) is equipped with spread groove (5), and the position of spread groove (5) is corresponding and the intercommunication with the position of sliding tray (6), and sliding connection has two sliding blocks (4) in spread groove (5), and the position of sliding block (4) is corresponding with the position of carriage (9), is equipped with the screw hole on sliding block (4), and screw hole female connection has fastening screw (3), and the bottom and the carriage (9) contact of fastening screw (3) are connected.

2. The device according to claim 1, wherein the device comprises: the chalk placing groove is formed in the placing plate (12), the front side of the placing plate (12) is provided with a through groove, the position of the through groove corresponds to the position of the chalk placing groove and is communicated with the chalk placing groove, a fixing plate (16) is connected in the through groove in a sliding mode, the front end and the rear end of the fixing plate (16) are fixedly connected with a pulling block (17) and a scraping plate (15) respectively, the scraping plate (15) is located in the chalk placing groove and is connected with the chalk placing groove in a sliding mode, the left side of the placing plate (12) is provided with an object discharging opening, and the position of the object.

3. The device according to claim 1, wherein the device comprises: the rear surface of the main body plate (1) is fixedly connected with two suckers (7), and pull rings (8) are arranged on the suckers (7).

4. The device according to claim 1, wherein the device comprises: sliding frame (9) internal fixation is connected with limiting plate (13), and limiting plate (13) are located the downside of axis of rotation (11).

5. The device according to claim 1, wherein the device comprises: the front side of the main body plate (1) is fixedly connected with an electronic watch (2), and the electronic watch (2) is positioned on the right side of the connecting groove (5).