CN209938144U

CN209938144U - Mathematics classroom teaching show board

Info

Publication number: CN209938144U
Application number: CN201920863501.0U
Authority: CN
Inventors: 姜淑珍
Original assignee: College Of Humanities & Sciences Of Northeast Normal University
Current assignee: College Of Humanities & Sciences Of Northeast Normal University
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-01-14
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a mathematics classroom teaching show board, including base and two fixed mounting in the sleeve at base top outer wall both ends, the equal fixed mounting in bottom outer wall four corners of base has the area to stop the directive wheel, the equal sliding connection of telescopic inner wall has the dead lever, and the bottom of dead lever all opens the regulation hole that has the equidistance to distribute, there is same locking bolt, two sleeve and the regulation hole that corresponds through threaded connection the top outer wall fixed mounting of dead lever has same roof, and the bottom outer wall fixed mounting of roof has the mounting bracket, plate body adjustment mechanism is installed with the roof to the mounting bracket, and plate body adjustment mechanism comprises first plate body, second plate body, first bar iron sheet, second bar iron sheet and two gyro wheels. The utility model discloses a sleeve, dead lever, regulation hole and the locking bolt that set up for this show board can highly adjust it as required, and then increases its practical performance.

Description

Mathematics classroom teaching show board

Technical Field

The utility model relates to a teaching technical field especially relates to a mathematics classroom teaching show board.

Background

Mathematics is a subject of studying concepts such as quantity, structure, variation, space, and information, and belongs to a form science from a certain point of view. Mathematics also plays an irreplaceable role in human historical development and social life, and is also an essential basic tool for learning and researching modern scientific technology. Therefore, the teaching of mathematics is more and more focused on the modern society.

By searching the utility model patent with the Chinese patent application number of CN201821452039.7, a teaching display board is disclosed, which comprises a fixed board, a vertical column, a transverse column, a display board and a fixed block; a first empty groove is formed in the middle of the fixing plate, and a placing plate is hinged in the first empty groove; the upper part of the fixed plate is provided with a second empty groove. The utility model discloses a rotate the show board, can realize the show and the folding of show board. The show board of above-mentioned patent only has one, and actual show area is less, and the position relatively fixed during the use, writes and erases at the higher show board top of height, all comparatively inconvenient, so have certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mathematics classroom teaching display board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mathematics classroom teaching show board, includes base and two fixed mounting in the sleeve at base top outer wall both ends, the equal fixed mounting in bottom outer wall four corners of base has the area to stop the directive wheel, the equal sliding connection of telescopic inner wall has the dead lever, and the bottom of dead lever all opens the regulation hole that has the equidistance and distributes, there is same locking bolt, two sleeve and the regulation hole that corresponds through threaded connection the top outer wall fixed mounting of dead lever has same roof, and the bottom outer wall fixed mounting of roof has the mounting bracket, plate body adjustment mechanism is installed with the roof to the mounting bracket, and plate body adjustment mechanism comprises first plate body, second plate body, first bar iron sheet, second bar iron sheet and two gyro wheels.

Furthermore, the two opposite ends of the inner walls of the two sides of the mounting frame are provided with sliding grooves, and the inner walls corresponding to the two sliding grooves are connected with the first plate body and the second plate body in a sliding mode respectively.

Further, the top outer wall both ends of roof all fixed mounting have a pair of fixed plate, and the relative one side that corresponds two fixed plates all is connected with the gyro wheel through the bearing rotation.

Furthermore, the gyro wheel all cup joints the connection rope, and the both ends of two connection ropes respectively with the top both ends fixed connection of first plate body and second plate body.

Further, mounting grooves are formed in the opposite sides of the mounting frame and the top plate, and first strip-shaped iron sheets and second strip-shaped iron sheets are fixed to the inner walls of the two mounting grooves through screws respectively.

Furthermore, the outer walls of the two sides of the top end and the bottom end of the first plate body and the second plate body are fixedly provided with magnetic blocks distributed at equal intervals.

Further, a tool plate is fixedly mounted on the outer wall of one side of the bottom end of the mounting frame, and a white board pen placing groove and an eraser placing groove are formed in two ends of the outer wall of the top of the tool plate respectively.

Compared with the prior art, the utility model provides a mathematics classroom teaching show board possesses following beneficial effect:

1. this mathematics classroom teaching show board through sleeve, dead lever, regulation hole and the locking bolt that sets up for this show board can highly adjust it as required, and then increases its practicality.

2. This mathematics classroom teaching show board, the area is write in reality that can effectively improve the device through the first plate body and the second plate body that set up, plate body adjustment mechanism through setting up, first plate body and second plate body are under the action of gravity of self, the cooperation is connected the rope and is made first plate body and second plate body be in balanced state, and then the in-service use of being convenient for makes its upper and lower position exchange, make things convenient for the teaching personnel to write and erase, and through magnetic path and first bar iron sheet and second bar iron sheet, it is fixed to be convenient for carry out the magnetism to it and adsorb, increase its stability.

3. This mathematics classroom teaching show board through the instrument board that sets up, is convenient for place blank pen and blackboard eraser, and then has the benefit that makes things convenient for the teaching personnel to carry out the teaching.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient to use, the practicality is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of a mathematical classroom teaching demonstration board provided by the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a chute of a mathematical classroom teaching demonstration board provided by the utility model;

fig. 3 is the utility model provides a tool plate spatial structure schematic diagram of mathematics classroom teaching show board.

In the figure: the blackboard eraser comprises a base 1, a first strip-shaped iron sheet 2, a tool plate 3, a regulating hole 4, a first plate 5, a second plate 6, a chute 7, a top plate 8, a fixing plate 9, a roller 10, a second strip-shaped iron sheet 11, a magnetic block 12, a connecting rope 13, a mounting frame 14, a fixing rod 15, a locking bolt 16, a sleeve 17, a steering wheel 18 with a brake, a whiteboard pen placing groove 19 and a blackboard eraser placing groove 20.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a mathematics classroom teaching show board, weld in the sleeve 17 at 1 top outer wall both ends of base including base 1 and two, base 1's bottom outer wall four corners all has the area through the bolt fastening to stop directive wheel 18, the equal sliding connection of sleeve 17's inner wall has dead lever 15, and dead lever 15's bottom all opens the regulation hole 4 that has the equidistance and distributes, sleeve 17 has same locking bolt 16 with the regulation hole 4 that corresponds through threaded connection, the top outer wall welding of two dead levers 15 has same roof 8, and the bottom outer wall of roof 8 has mounting bracket 14 through the bolt fastening, plate body adjustment mechanism is installed with roof 8 to mounting bracket 14, and plate body adjustment mechanism is by first plate body 5, second plate body 6, first bar iron sheet 2, second bar iron sheet 11 and two gyro wheels 10 are constituteed.

The utility model discloses in, spout 7 has all been opened at the relative one side both ends of both sides inner wall of mounting bracket 14, and corresponds the inner wall of two spout 7 respectively in

first plate body

5 and 6 sliding connection of second plate body.

Wherein, a pair of fixed plate 9 has all been welded at the top outer wall both ends of roof 8, and the relative one side that corresponds two fixed plates 9 all is connected with gyro wheel 10 through the bearing rotation.

Wherein, the gyro wheel 10 all cup joints and connects rope 13, and two both ends of connecting rope 13 respectively with the top both ends fixed connection of first plate body 5 and second plate body 6.

Wherein, the mounting bracket 14 all opens the mounting groove with roof 8 relative one side, and the inner wall of two mounting grooves is fixed with first bar iron sheet 2 and second bar iron sheet 11 through the screw respectively.

Wherein, the top and bottom both sides outer wall of first plate body 5 and second plate body 6 all fixedly mounted with equidistant distribution's magnetic path 12.

Example 2

Referring to fig. 1 and 3, a mathematics classroom teaching show board, this embodiment still includes bottom one side outer wall of mounting bracket 14 in embodiment 1 and has instrument board 3 through the bolt fastening, and the top outer wall both ends of instrument board 3 are opened white board pen standing groove 19 and blackboard eraser standing groove 20 respectively, and through the instrument board 3 that sets up, can be convenient for place white board pen and blackboard eraser through white board pen standing groove 19 and blackboard eraser standing groove 20, and then make things convenient for the teaching personnel to teach.

The working principle is as follows: during the use, the teaching personnel can be according to the demand of self, select appropriate regulation hole 4, highly adjust the device, and utilize locking bolt 16 to lock the device after adjusting, when the teaching personnel has written first plate body 5, can pull down second plate body 6, under the effect of pulling force, first plate body 5 of below can be connected rope 13 and stimulate to the top, first plate body 5 and second plate body 6 are under the effect of magnetic path 12, fix again, the teaching personnel can write on second plate body 6, and then effectively improved and write area and convenience, improve the teaching effect, the teaching personnel can pass through instrument board 3, place whiteboard pen and blackboard eraser, improve the convenience of teaching.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mathematics classroom teaching show board, includes base (1) and two fixed mounting in sleeve (17) at base (1) top outer wall both ends, a serial communication port, the equal fixed mounting in bottom outer wall four corners of base (1) has the area to stop directive wheel (18), the equal sliding connection of inner wall of sleeve (17) has dead lever (15), and the bottom of dead lever (15) all opens regulating hole (4) that have the equidistance and distribute, there is same locking bolt (16) sleeve (17) through threaded connection with corresponding regulating hole (4), two the top outer wall fixed mounting of dead lever (15) has same roof (8), and the bottom outer wall fixed mounting of roof (8) has mounting bracket (14), plate body adjustment mechanism is installed with roof (8) in mounting bracket (14), and plate body adjustment mechanism is by first plate body (5), The second plate body (6), the first strip-shaped iron sheet (2), the second strip-shaped iron sheet (11) and the two rollers (10).

2. The mathematics classroom teaching show plate of claim 1, characterized in that the inner walls of two sides of said mounting frame (14) are opened with sliding grooves (7) at two ends opposite to each other, and the inner walls corresponding to two sliding grooves (7) are respectively connected with the first plate body (5) and the second plate body (6) in a sliding manner.

3. The mathematics classroom teaching show plate of claim 2, characterized in that, a pair of fixed plates (9) are fixed on both ends of the top outer wall of the top plate (8), and the roller (10) is rotatably connected on the opposite side of the two fixed plates (9) through a bearing.

4. The mathematics classroom teaching show plate of claim 3, characterized in that said rollers (10) are sleeved with connecting ropes (13), and two ends of two connecting ropes (13) are respectively fixedly connected with two ends of the top of the first plate body (5) and the second plate body (6).

5. The mathematics classroom teaching show plate of claim 1, characterized in that the opposite side of said mounting frame (14) and top plate (8) is equipped with mounting grooves, and the inner walls of the two mounting grooves are respectively fixed with first bar-shaped iron sheet (2) and second bar-shaped iron sheet (11) by screws.

6. The mathematics classroom teaching show plate of claim 1, characterized in that the top and bottom two side outer walls of said first plate (5) and second plate (6) are fixed with magnetic blocks (12) distributed equidistantly.

7. The mathematics classroom teaching show plate of claim 1, characterized in that the outer wall of one side of the bottom end of said mounting frame (14) is fixedly installed with a tool plate (3), and both ends of the outer wall of the top of the tool plate (3) are respectively opened with a white board pen placing groove (19) and an eraser placing groove (20).