CN202312218U - Blackboard - Google Patents

Abstract

The utility model provides a blackboard, belonging to the field of teaching tools. The structure of the blackboard comprises a board body, wherein the board body comprises a main board body and side board bodies; two side board bodies are arranged on both sides of the main board body respectively; the upper and lower ends of the side board bodies are hinged with the main board body respectively through hinges; the back surfaces of the side board bodies are provided with support frames, and are connected with the upper part of the support frame; the lower end of the support frame is provided with a base; and a universal wheel is arranged below the base. Compared with the prior art, the blackboard has the characteristics of reasonable design, simple structure, convenience for using, convenience for students to watch and record, and the like.

Description

A kind of blackboard

Technical field

The utility model relates to a kind of teaching aid, specifically a kind of blackboard.

Background technology

Class hour on to the student is for the ease of understanding and memory, for important learning content; Teacher can use chalk on blackboard, to write; The confession students is recorded the note, but since the traditional blackboard present position be fixedly embedded on wall, so for the student of different orders of seats in the classroom; Owing to can making record, reasons such as light are affected; Simultaneously no matter be minute surface reflection or diffuse reflection on the blackboard, descend even bring out its disease all can for teacher's teaching and student's the eyesight of bringing very big puzzlement, severe patient also can cause students of paying attention to the class.

Summary of the invention

The technical assignment of the utility model is the deficiency to prior art, and a kind of blackboard reasonable in design, simple in structure is provided.

The utility model solves the technical scheme that its technical problem adopted: comprise plate body; Said plate body comprises mainboard body and side plate body; The side plate body is provided with two and be separately positioned on the both sides of mainboard body, and the side plate body is hinged with the mainboard body respectively through loose-leaf at two ends up and down, and the surface is provided with bracing frame and is connected with its top behind the side plate body; The bracing frame lower end is provided with base, and the base below is provided with universal wheel.

Loose-leaf is arranged on the front surface of mainboard body and side plate body.

Mainboard body width is identical with side plate body width.

Base is triangular in shape, and each base below is provided with three universal wheels.

A kind of blackboard of the utility model compared with prior art, the beneficial effect that is produced is:

Have characteristics such as reasonable in design, simple in structure, easy to use, function admirable, practicality; Owing to below base, be provided with universal wheel; Teacher can promote base arbitrarily and on the dais, move after having write on the blackboard, lets the angle between side plate body and the mainboard body change; Watch and write down needs with what adapt to diverse location students in the classroom, reduced the able-bodied harm that the student is caused because of blackboard reflective light.

Description of drawings

Accompanying drawing 1 is the main TV structure sketch map of the utility model;

Accompanying drawing 2 is plan structure sketch mapes of the utility model.

Among the figure: 1, side plate body, 2, loose-leaf, 3, the mainboard body, 4, bracing frame, 5, base, 6, universal wheel.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done following the detailed description.

Shown in accompanying drawing, a kind of blackboard of the utility model, its structure comprises plate body; Said plate body comprises mainboard body 3 and side plate body 1; Side plate body 1 is provided with two and be separately positioned on the both sides of mainboard body 3, and the side plate body is hinged with mainboard body 3 respectively through loose-leaf 2 at two ends about in the of 1, and surface, side plate body 1 back is provided with bracing frame 4 and is connected with its top; Bracing frame 4 lower ends are provided with base 5, and base 5 belows are provided with universal wheel 6.

Loose-leaf 2 is arranged on the front surface of mainboard body 3 and side plate body 1.Mainboard body 3 width are identical with side plate body 1 width.Base 5 is triangular in shape, and each base 5 below is provided with three universal wheels 6.

Its processing and fabricating of a kind of blackboard of the utility model is simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.

Except that the described technical characterictic of specification, be this professional's known technology.

Claims (4)

1. blackboard; Comprise plate body, it is characterized in that said plate body comprises mainboard body and side plate body, the side plate body is provided with two and be separately positioned on the both sides of mainboard body; The side plate body is hinged with the mainboard body respectively through loose-leaf at two ends up and down; The surface is provided with bracing frame and is connected with its top behind the side plate body, and the bracing frame lower end is provided with base, and the base below is provided with universal wheel.

2. a kind of blackboard according to claim 1 is characterized in that loose-leaf is arranged on the front surface of mainboard body and side plate body.

3. a kind of blackboard according to claim 1 is characterized in that mainboard body width is identical with side plate body width.

4. a kind of blackboard according to claim 1 is characterized in that base is triangular in shape, and each base below is provided with three universal wheels.

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