CN202507775U - Blackboard - Google Patents

Abstract

The utility model relates to a blackboard comprising an arched blackboard surface, wherein the lower end of the blackboard surface is provided with a dust collecting groove. According to the utility model, through the arrangement of the arched surface, the reflection of light does not happen at two ends of the blackboard to ensure that students sitting in the front row can clearly see handwritings at the two ends of the blackboard; and through the arrangement of the dust collecting groove, the chalk dust collecting and the cleaning are convenient and the dust collecting groove can be used for placing a blackboard eraser.

Description

A kind of blackboard

Technical field

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

Background technology

The blackboard that teaching is at present used all is the plane, and the student who takes one's seat in the front row is when looking at the blackboard, and the two ends of blackboard are easy to cause reflective, do not see the writing at blackboard two ends.

The utility model content

The problem that the utility model will solve is to above problem, and a kind of a kind of blackboard that solves the reflective technical problem in blackboard two ends is provided.

For addressing the above problem, the technical scheme that the utility model adopted is: a kind of blackboard, comprise blackboard surface, and said blackboard surface is an arcuate surface, the lower end of said blackboard surface is provided with ash collection slot.

The utility model is taked above technical scheme, has the following advantages: a kind of blackboard, comprise blackboard surface, and said blackboard surface is an arcuate surface, the lower end of said blackboard surface is provided with ash collection slot; The setting of arcuate surface makes the blackboard two ends can be not reflective, is sitting in the writing that front-seat student can not see the blackboard two ends, and the setting of ash collection slot, and the convenient chalk dust of collecting is convenient to sweep, and can be used for placing blackboard eraser.

Below in conjunction with Fig. 1, Fig. 2, Fig. 3 and embodiment the utility model is described further.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 be among Fig. 1 A-A to profile.

Among the figure: the 1-blackboard surface; The 2-ash collection slot.

The specific embodiment

Embodiment: a kind of blackboard, comprise blackboard surface 1, said blackboard surface 1 is an arcuate surface, the lower end of said blackboard surface 1 is provided with ash collection slot 2.The setting of arcuate surface makes the blackboard two ends can be not reflective, is sitting in the writing that front-seat student can not see the blackboard two ends, and the setting of ash collection slot, and the convenient chalk dust of collecting is convenient to sweep, and can be used for placing blackboard eraser.

Claims (1)

1. a blackboard comprises blackboard surface, it is characterized in that: said blackboard surface is an arcuate surface, and the lower end of said blackboard surface is provided with ash collection slot.

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