CN214138039U

CN214138039U - Novel lecture board teaching device

Info

Publication number: CN214138039U
Application number: CN202022678400.1U
Authority: CN
Inventors: 张铁
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-09-07
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a novel speech board teaching device, including the installation frame, installation frame inner chamber fixedly connected with blackboard, the blackboard both sides all are provided with the board strip of wiping, the equal fixedly connected with roll post in board strip both ends is wiped, roll post outside fixedly connected with slider, be provided with the motor in the place chamber, motor one side is provided with the battery, the output of motor rotates and is connected with the lead screw, the lead screw outside is rotated and is connected with the slider, board strip bottom of wiping is provided with the grey board, the grey groove that falls has been seted up at the grey board top that falls. The utility model discloses a set up the board that is driven by the motor in the installation frame and wipe the strip and can clean the content of full blackboard, and can collect the clearance to the dust after cleaning through the ash collecting box, the electric putter that the baffle bottom set up can change the installation frame and use the needs of watching that highly satisfy different seat students.

Description

Novel lecture board teaching device

Technical Field

The utility model relates to a teaching aid technical field, concretely relates to novel speech board teaching device.

Background

The teaching speech board is an auxiliary tool used for teaching, facilitating students to better accept knowledge, and the teaching speech board only needs teaching personnel to write and explain on the writing board by chalk when in use.

However, during teaching, the knowledge points are many, the time of a lesson is often insufficient, the knowledge points are written on the writing board, but the knowledge points are too many, the contents on the writing board need to be erased after writing is finished, and the teaching efficiency is greatly reduced.

Therefore, it is necessary to invent a novel lecture board teaching device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel lecture board teaching device, can clean the content of full blackboard through the board strip of wiping that sets up in the installation frame and be driven by the motor, and can collect the clearance to the dust after cleaning through the ash collecting box, and the rotation post can rotate in the stake, the rotation post can drive the installation frame and rotate simultaneously, can make things convenient for the classmate of different positions to watch the blackboard, the electric putter of baffle bottom setting can change the installation frame and use the height to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions: a novel lecture board teaching device comprises an installation frame, wherein a blackboard is fixedly connected in an inner cavity of the installation frame, writing grooves are formed in two sides of the installation frame, an ash collecting box is arranged on one side of the installation frame, blackboard eraser strips are arranged on two sides of the blackboard, rolling posts are fixedly connected at two ends of each blackboard eraser strip, sliding blocks are fixedly connected to the outer sides of the rolling posts, sliding rails are arranged at the bottoms of the rolling posts, the sliding blocks are matched with the sliding rails, a placing chamber is arranged in the installation frame, a motor is arranged in the placing chamber, a storage battery is arranged on one side of the motor, the storage battery is electrically connected with the motor, the number of the motors is two, the two motors are symmetrically distributed on two sides in the placing chamber, a lead screw is rotatably connected to the output end of the motor, the outer side of the lead screw is rotatably connected with the sliding block, and a through hole is formed in one side of the sliding block, the utility model discloses a motor, including the motor, the motor is kept away from to the lead screw, perforation and rolling post phase-match, the lead screw is kept away from the one end of motor and is rotated and be connected with the fixed block, board wiping strip bottom is provided with the grey board that falls, grey board and blackboard fixed connection fall, the grey groove that falls has been seted up at the grey board top that falls, the rolling post runs through the grey board that falls and extends to in the perforation, the grey board that falls runs through the installation frame and extends to in the ash collecting box.

Preferably, the bottom of the installation frame is provided with a supporting block, the top of the supporting block is provided with a rotation groove, the inner wall of the supporting block is provided with a sliding groove, a partition plate is arranged in the sliding groove, the top of the partition plate is fixedly connected with a column pile, the column pile is jacked to be provided with a rotation groove, a fixture block is arranged in the rotation groove, one side of the fixture block is fixedly connected with a rotation column, and the rotation column is fixedly connected with the installation frame.

Preferably, an electric push rod is arranged at the bottom of the partition plate and fixedly connected with the supporting block.

Preferably, the bottom of the supporting block is fixedly connected with a base, and four corners of the base are fixedly connected with universal wheels.

Preferably, the installation frame one side fixedly connected with inserts the piece, installation frame bottom fixedly connected with L shape piece, the piece groove has been seted up to the ash collecting box near one side of installation frame, L shape piece groove has been seted up to the ash collecting box bottom, the piece groove with insert the piece phase-match, L shape piece groove and L shape piece phase-match, the chalk groove has been seted up at the supporting shoe top, the quantity in chalk groove sets up to two, two chalk groove symmetric distribution is in supporting shoe top one side.

Preferably, the mounting frame both sides all fixedly connected with link plate, the link plate is made by magnetic material.

Preferably, an ash pushing block is arranged in the ash falling groove, the ash pushing block is in sliding connection with the ash falling plate, and one side of the ash pushing block is fixedly connected with the blackboard eraser strip.

In the technical scheme, the utility model provides a technological effect and advantage:

when the teaching speech board is used, the screw rod can be driven to rotate by starting the motor, and simultaneously the screw rod can also drive the blackboard eraser strip fixedly connected with the rolling column, meanwhile, the sliding block fixedly connected with the rolling column slides in the sliding rail, which is beneficial to the stable wiping of the blackboard eraser strip on the blackboard, the dust falling after being wiped can enter the dust falling groove, the dust in the dust falling groove can be cleaned by pushing the dust block, dust can enter the dust collecting box, the dust collecting box is spliced with the inserting block and the L-shaped block so as to be convenient for the dust collecting box to be detached and cleaned, the bottom of the mounting frame is provided with a supporting block, a partition board is connected in the supporting block in a sliding way and can rotate in the column pile through a rotating column on the partition board, meanwhile, the rotating column can drive the mounting frame to rotate, which is convenient for students at different positions to watch the blackboard, meanwhile, an electric push rod is arranged at the bottom of the partition plate, and the use height of the installation frame can be adjusted through the electric push rod.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 2 according to the present invention;

FIG. 4 is a side cross-sectional view of the present invention;

fig. 5 is an enlarged view of the point B of fig. 4 according to the present invention.

Description of reference numerals:

1. a mounting frame; 2. a blackboard; 3. a dust collecting box; 4. rubbing the board; 5. a rolling post; 6. a slide rail; 7. A placing chamber; 8. a motor; 9. a storage battery; 10. a screw rod; 11. perforating; 12. a fixed block; 13. a dust falling plate; 14. an ash falling groove; 15. a support block; 16. a rotating groove; 17. a chute; 18. a partition plate; 19. piling; 20. a rotating tank; 21. a clamping block; 22. rotating the column; 23. an electric push rod; 24. a base; 25. a universal wheel; 26. inserting a block; 27. an L-shaped block; 28. a plug slot; 29. an L-shaped block slot; 30. a writing slot; 31. A chalk groove; 32. hanging the plate; 33. a slider; 34. and pushing the ash block.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a novel lecture board teaching device as shown in figures 1-5, which comprises an installation frame 1, wherein the inner cavity of the installation frame 1 is fixedly connected with a blackboard 2, both sides of the installation frame 1 are provided with writing grooves 30, one side of the installation frame 1 is provided with an ash collecting box 3, both sides of the blackboard 2 are provided with blackboard eraser strips 4, both ends of each blackboard eraser strip 4 are fixedly connected with a rolling column 5, the outer side of the rolling column 5 is fixedly connected with a sliding block 33, the bottom of the rolling column 5 is provided with a sliding rail 6, the sliding block 33 is matched with the sliding rail 6, a placing chamber 7 is arranged in the installation frame 1, a motor 8 is arranged in the placing chamber 7, one side of the motor 8 is provided with a storage battery 9, the storage battery 9 is electrically connected with the motor 8, the number of the motor 8 is two, and the two motors 8 are symmetrically distributed at both sides in the placing chamber 7, the output of motor 8 rotates and is connected with lead screw 10, the lead screw 10 outside rotates and is connected with slider 33, perforation 11 has been seted up to slider 33 one side, perforation 11 and the 5 phase-matchs of rolling post, the one end that motor 8 was kept away from to lead screw 10 rotates and is connected with

fixed block

12, 4 bottoms of board wiping strip are provided with the hawk 13 that falls, the hawk 13 that falls is provided with the ash chute 14 that falls with 2 fixed connection of blackboard, the hawk 13 top that falls has seted up the ash chute 14 that falls, rolling post 5 runs through the hawk 13 that falls and extends to in the perforation 11, the hawk 13 that falls runs through installation frame 1 and extends to in the ash collecting box 3.

Further, in the above technical scheme, the bottom of the installation frame 1 is provided with the supporting block 15, the top of the supporting block 15 is provided with the rotating groove 16, the inner wall of the supporting block 15 is provided with the sliding groove 17, the inside of the sliding groove 17 is provided with the partition plate 18, the top of the partition plate 18 is fixedly connected with the column pile 19, the column pile 19 is jacked to be provided with the rotating groove 20, the inside of the rotating groove 20 is provided with the fixture block 21, one side of the fixture block 21 is fixedly connected with the rotating column 22, the rotating column 22 is fixedly connected with the installation frame 1, so that the installation frame 1 can be conveniently rotated, and the blackboard 2 can be conveniently watched by students at different positions.

Further, in the above technical solution, the bottom of the partition plate 18 is provided with the electric push rod 23, and the electric push rod 23 is fixedly connected with the supporting block 15, so that the installation frame 1 has different heights, and the back of the seat can be conveniently watched by students.

Further, in the above technical solution, the bottom of the supporting block 15 is fixedly connected with a base 24, and four corners of the base 24 are fixedly connected with universal wheels 25, which is beneficial to the movement of the installation frame 1.

Further, in the above technical scheme, installation frame 1 one side fixedly connected with inserted block 26 installation frame 1 bottom fixedly connected with L shape piece 27, the inserted block groove 28 has been seted up to the one side that collection ash box 3 is close to installation frame 1, L shape piece groove 29 has been seted up to collection ash box 3 bottom, inserted block groove 28 with inserted block 26 phase-match, L shape piece groove 29 and L shape piece 27 phase-match, chalk groove 31 has been seted up at supporting shoe 15 top, the quantity of chalk groove 31 sets up to two chalk groove 31 symmetric distribution is in supporting shoe 15 top one side, collection ash box 3 is favorable to the collection of chalk dust.

Further, in the above technical solution, hanging plates 32 are fixedly connected to both sides of the mounting frame 1, and the hanging plates 32 are made of magnetic materials, so as to fix some pictures.

Further, in the above technical scheme, the dust pushing block 34 is arranged in the dust falling groove 14, the dust pushing block 34 is connected with the dust falling plate 13 in a sliding manner, and one side of the dust pushing block 34 is fixedly connected with the blackboard eraser strip 4, so that chalk dust in the dust falling groove 14 can be cleaned conveniently.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the teaching lecture board is used, when the blackboard 2 is full of books, the screw rod 10 can be driven by the output end of the motor 8 to rotate by starting the motor 8, the screw rod 10 can drive the blackboard eraser strip 4 fixedly connected with the rolling column 5 when rotating, the sliding block 33 fixedly connected with the rolling column 5 slides in the sliding rail 6, when the blackboard eraser strip 4 is wiped on the blackboard 2, the falling dust can enter the dust falling groove 14, the dust pushing block 34 is arranged in the dust falling groove 14, the dust pushing block 34 is fixedly connected with the blackboard eraser strip 4, therefore, when the blackboard 2 of the blackboard eraser strip 4 is wiped, the dust pushing block 34 cleans the dust in the dust falling groove 14, the dust can enter the dust collecting box 3, the dust collecting box 3 is respectively inserted into the inserting block 26 and the L-shaped block 27, therefore, the dust in the dust collecting box 3 can be cleaned conveniently, the bottom of the mounting frame 1 is provided with the supporting block 15, in order to connect the partition 18 in the support block 15, the rotating column 22 on the partition 18 can rotate in the column pile 19, and the rotating column 22 is fixedly connected with the installation frame 1, so that the rotating column 22 can drive the installation frame 1 to rotate, and the electric push rod 23 is arranged at the bottom of the partition 18, and the use height of the installation frame 1 can be adjusted through the electric push rod 23.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a novel lecture board teaching device, includes installation frame (1), its characterized in that: the blackboard eraser is characterized in that a blackboard (2) is fixedly connected to the inner cavity of the installation frame (1), writing grooves (30) are formed in two sides of the installation frame (1), a dust collecting box (3) is arranged on one side of the installation frame (1), eraser strips (4) are arranged on two sides of the blackboard (2), rolling columns (5) are fixedly connected to two ends of the eraser strips (4), sliding blocks (33) are fixedly connected to the outer sides of the rolling columns (5), sliding rails (6) are arranged at the bottoms of the rolling columns (5), the sliding blocks (33) are matched with the sliding rails (6), a placing chamber (7) is arranged in the installation frame (1), a motor (8) is arranged in the placing chamber (7), a storage battery (9) is arranged on one side of the motor (8), the storage battery (9) is electrically connected with the motor (8), and the number of the motors (8) is two, two motor (8) symmetric distribution is in placing chamber (7) interior both sides, the output of motor (8) is rotated and is connected with lead screw (10), lead screw (10) outside is rotated and is connected with slider (33), perforation (11) have been seted up to slider (33) one side, perforation (11) and traveller (5) phase-match, the one end that motor (8) were kept away from in lead screw (10) is rotated and is connected with fixed block (12), blackboard eraser strip (4) bottom is provided with grey board (13) that falls, grey board (13) and blackboard (2) fixed connection fall, grey board (13) top has been seted up and has been fallen grey groove (14) fall, traveller (5) run through grey board (13) and extend to in perforation (11), grey board (13) that falls run through installation frame (1) and extend to in album ash box (3).

2. The novel lecture board teaching device of claim 1, wherein: the improved fixing device is characterized in that a supporting block (15) is arranged at the bottom of the installation frame (1), a rotating groove (16) is formed in the top of the supporting block (15), a sliding groove (17) is formed in the inner wall of the supporting block (15), a partition plate (18) is arranged in the sliding groove (17), a column pile (19) is fixedly connected to the top of the partition plate (18), a rotating groove (20) is formed in the top of the column pile (19), a clamping block (21) is arranged in the rotating groove (20), a rotating column (22) is fixedly connected to one side of the clamping block (21), and the rotating column (22) is fixedly connected with the installation frame (1).

3. The novel lecture board teaching device of claim 2, wherein: an electric push rod (23) is arranged at the bottom of the partition plate (18), and the electric push rod (23) is fixedly connected with the supporting block (15).

4. The novel lecture board teaching device of claim 2, wherein: the bottom of the supporting block (15) is fixedly connected with a base (24), and four corners of the base (24) are fixedly connected with universal wheels (25).

5. The novel lecture board teaching device of claim 2, wherein: installation frame (1) one side fixedly connected with inserts piece (26), installation frame (1) bottom fixedly connected with L shape piece (27), insert piece groove (28) have been seted up to one side that collection ash box (3) are close to installation frame (1), L shape piece groove (29) have been seted up to collection ash box (3) bottom, insert piece groove (28) with insert piece (26) phase-match, L shape piece groove (29) and L shape piece (27) phase-match, chalk groove (31) have been seted up at supporting shoe (15) top, the quantity in chalk groove (31) sets up to two, two chalk groove (31) symmetric distribution is in supporting shoe (15) top one side.

6. The novel lecture board teaching device of claim 2, wherein: the mounting frame (1) both sides all fixedly connected with link plate (32), link plate (32) are made by magnetic material.

7. The novel lecture board teaching device of claim 2, wherein: ash pushing blocks (34) are arranged in the ash falling groove (14), the ash pushing blocks (34) are in sliding connection with the ash falling plate (13), and one side of each ash pushing block (34) is fixedly connected with the plate wiping strip (4).