CN211166110U

CN211166110U - Novel blackboard

Info

Publication number: CN211166110U
Application number: CN201922252134.3U
Authority: CN
Inventors: 庄丽姣; 苏亦彤; 熊志豪; 邓喜文
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-04
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a novel blackboard, which comprises a frame body, wherein a first blackboard surface and a second blackboard surface are connected between the inner walls of the two ends of the frame body in a sliding way, the second blackboard surface is positioned below the side surface of the first blackboard surface, the lower part of the back surface of the first blackboard surface is fixedly provided with an installation plate arranged along the length direction of the first blackboard surface, the top of the mounting plate is fixed with a fixing plate extending out of the edge of the mounting plate, the bottom of the fixing plate is provided with a connecting plate, the bottom of the connecting plate is fixed with a first wiping body, the first wiping body is abutted against the second blackboard surface, the front surface of the first blackboard surface is provided with symmetrically arranged movable ports, thereby being convenient to use under the combined action of all the parts, and when the blackboard is fully written, the blackboard can slide up and down, can make it automatically clean to reduce the time of cleaning, improve the teaching progress, make its teaching thinking clearer.

Description

Novel blackboard

Technical Field

The utility model relates to a blackboard technical field specifically is a novel blackboard.

Background

The blackboard is not particularly a black board, but is a plane which can be repeatedly written in the traditional sense, and the board is hard and is mainly used for teaching. Mostly black, greenish black and white.

The existing blackboard for university teaching generally needs to be wiped by a blackboard eraser after writing, so that teaching progress is influenced, and therefore a novel blackboard is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a novel blackboard, solved the cable and cut into suitable length, it is artifical when cutting and cutting the cable often to produce strong vibrations easily for the cable inclines easily, thereby makes the problem of cutting.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel blackboard comprises a frame body, a first blackboard surface and a second blackboard surface are connected between the inner walls of two ends of the frame body in a sliding way, the second blackboard surface is positioned below the side surface of the first blackboard surface, the lower part of the back surface of the first blackboard surface is fixedly provided with an installation plate arranged along the length direction of the first blackboard surface, the top of the mounting plate is fixed with a fixing plate extending out of the edge of the mounting plate, the bottom of the fixing plate is provided with a connecting plate, the bottom of the connecting plate is fixed with a first wiping body, the first wiping body is abutted against the second blackboard surface, the front surface of the first blackboard surface is provided with symmetrically arranged movable ports, a U-shaped fixed rod which movably extends out of the two movable openings is fixed on the upper part of the front surface of the second blackboard surface, a support plate is fixed between the inner walls of the two ends of the fixed rod, a connecting plate is fixed at the top of the support plate, and one side of the connecting plate is connected with a second wiping body which is abutted against the first blackboard surface.

Preferably, the inner walls of the two ends of the frame body are provided with sliding grooves which are vertically arranged, and the two ends of the first blackboard surface and the second blackboard surface are connected with the inner walls of the sliding grooves in a sliding mode.

Preferably, the bottom of activity mouth extends to the bottom edge of first blackboard face, the equal sliding connection in positive both sides of first blackboard face and second blackboard face has the kelly of activity joint on the framework inside wall.

Preferably, both ends of the top of the fixing plate are in threaded connection with fixing bolts, and the bottom ends of the fixing bolts are in threaded connection with the connecting plate.

Preferably, the two ends of the top of the connecting plate are both in threaded connection with locking bolts, the two ends of the top of the supporting plate are both provided with locking holes, and one end of each locking bolt, which extends out of the connecting plate, is in threaded connection with the locking hole.

(III) advantageous effects

The utility model provides a novel blackboard. The method has the following beneficial effects: under the combined action of each part, can facilitate the use, and after being full of, when can sliding two blackboard faces from top to bottom, can make it clean automatically to reduce the time of cleaning, improve the teaching progress, make its teaching thinking more clear.

Drawings

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

FIG. 2 is an enlarged schematic structural view of the area A of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a schematic view of the connection structure of the fixing rod of the present invention;

fig. 5 is a schematic view of the overlooking structure of the connection between the middle fixing rod and the supporting plate of the present invention.

In the figure: the cleaning device comprises a frame body 1, a first blackboard surface 2, a second blackboard surface 3, a mounting plate 4, a fixing plate 5, a connecting plate 6, a first cleaning body 7, a fixing rod 8, a movable port 9, a support plate 10, a connecting plate 11, a second cleaning body 12, a locking bolt 13, a fixing bolt 14 and a clamping rod 15.

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. 1-5, the present invention provides a technical solution: a novel blackboard comprises a frame body 1, wherein a first blackboard surface 2 and a second blackboard surface 3 are connected between the inner walls of the two ends of the frame body 1 in a sliding manner, the second blackboard surface 3 is positioned below the side surface of the first blackboard surface 2, a mounting plate 4 arranged along the length direction of the first blackboard surface 2 is fixed at the lower part of the back surface of the first blackboard surface 2, a fixing plate 5 extending out of the edge of the mounting plate 4 is fixed at the top of the mounting plate 4, a connecting plate 6 is installed at the bottom of the fixing plate 5, a first wiping body 7 is fixed at the bottom of the connecting plate 6, the first wiping body 7 is abutted against the second blackboard surface 3, the front surface of the first blackboard surface 2 is provided with symmetrically arranged movable openings 9, the upper part of the front surface of the second blackboard surface 3 is fixed with a fixing rod 8 which is of a U-shaped structure and movably extends out of the two movable openings 9, a support plate 10 is fixed between the, a connecting plate 11 is fixed on the top of the support plate 10, and one side of the connecting plate 11 is connected with a second wiping body 12 which is abutted against the first blackboard surface 2.

In order to facilitate the sliding and limiting of the two blackboard surfaces, the inner walls of the two ends of the frame body 1 are provided with sliding grooves which are vertically arranged, the two ends of the first blackboard surface 2 and the second blackboard surface 3 are connected with the inner walls of the sliding grooves in a sliding manner, the bottom of the movable port 9 extends to the bottom edge of the first blackboard surface 2, and the two sides of the front surfaces of the first blackboard surface 2 and the second blackboard surface 3 are connected with clamping rods 15 which are movably clamped on the inner side wall of the frame body 1 in a sliding manner, so that the two blackboard surfaces can slide mutually, and the fixing and limiting of the blackboard surfaces are facilitated.

In order to conveniently disassemble and assemble the first wiping body 7, both ends of the top of the fixing plate 5 are in threaded connection with fixing bolts 14, and the bottom ends of the fixing bolts 14 are in threaded connection with the connecting plate 6.

In order to conveniently disassemble and assemble the second wiping body 12, the two ends of the top of the connecting plate 11 are both connected with locking bolts 13 through threads, the two ends of the top of the support plate 10 are both provided with locking holes, and one end of each locking bolt 13 extending out of the connecting plate 11 is connected in each locking hole through threads.

The working principle is as follows: when in use, after the first blackboard surface 2 and the second blackboard surface 3 are fully explained during teaching, so that the first blackboard surface 2 can slide downwards along the chute, and the first blackboard surface 2 can be wiped under the action of the second wiping body 12, thereby wiping the second blackboard surface 3 under the action of the first wiping body 7, thereby leading the wiping efficiency to be higher, and simultaneously leading the connecting plate 11 and the connecting plate 6 to be convenient to be dismantled, thereby facilitating the second wiping body 12 and the first wiping body 7 to move out for cleaning, and the second wiping body can be conveniently fixed again after cleaning, so as to better meet the actual requirement, thereby being convenient to use under the combined action of all the parts, and when the blackboard is fully written, the blackboard can slide up and down, can make it automatically clean to reduce the time of cleaning, improve the teaching progress, make its teaching thinking clearer.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 novel blackboard, includes framework (1), its characterized in that: a first blackboard surface (2) and a second blackboard surface (3) are slidably connected between the inner walls of the two ends of the frame body (1), the second blackboard surface (3) is positioned below the side surface of the first blackboard surface (2), a mounting plate (4) arranged along the length direction of the first blackboard surface is fixed at the lower part of the back surface of the first blackboard surface (2), a fixing plate (5) extending out of the edge of the mounting plate (4) is fixed at the top of the mounting plate (4), a connecting plate (6) is installed at the bottom of the fixing plate (5), a first wiping body (7) is fixed at the bottom of the connecting plate (6), the first wiping body (7) is abutted on the second blackboard surface (3), the movable ports (9) symmetrically arranged are arranged on the front surface of the first blackboard surface (2), a fixing rod (8) which is of a U-shaped structure and movably extends out of the two movable ports (9) is fixed at the upper part of the front surface of the second blackboard surface (, a support plate (10) is fixed between the inner walls of the two ends of the fixing rod (8), a connecting plate (11) is fixed at the top of the support plate (10), and one side of the connecting plate (11) is connected with a second wiping body (12) which is abutted to the first blackboard surface (2).

2. A new blackboard according to claim 1, characterised in that: the inner walls of the two ends of the frame body (1) are provided with vertically arranged sliding grooves, and the two ends of the first blackboard surface (2) and the second blackboard surface (3) are connected with the inner walls of the sliding grooves in a sliding mode.

3. A new blackboard according to claim 1, characterised in that: the bottom of activity mouth (9) extends to the bottom edge of first blackboard face (2), the equal sliding connection in both sides in the front of first blackboard face (2) and second blackboard face (3) has activity joint card pole (15) on framework (1) inside wall.

4. A new blackboard according to claim 1, characterised in that: the top both ends of fixed plate (5) are all threaded connection has gim peg (14), the bottom threaded connection of gim peg (14) is on connecting plate (6).

5. A new blackboard according to claim 1, characterised in that: the locking device is characterized in that locking bolts (13) are connected to two ends of the top of the connecting plate (11) in a threaded mode, locking holes are formed in two ends of the top of the supporting plate (10), and one end, extending out of the connecting plate (11), of each locking bolt (13) is connected to the corresponding locking hole in a threaded mode.