CN203004671U - Chalk holder - Google Patents

Abstract

The utility model relates to a chalk holder. The chalk holder comprises a sleeve, wherein a groove for placing a chalk is formed in the sleeve; and the sleeve is made of an elastic material which has certain spring-back abilities. The chalk holder is simple in structure and reasonable in design; and the chalk is embedded in the groove formed in the chalk holder, so that when the chalk is used, the arm of force is increased, the operating power of the chalk is increased, and the contact between the hand of a teacher and the chalk is avoided.

Description

Chalk holder

Technical field

The utility model belongs to teaching aid field, especially a kind of chalk holder.

Background technology

Can produce a large amount of dust when erasing the board has been matter of public knowledge, when but writing on the blackboard is write in few people's concern, the friction of chalk and blackboard is producing a small amount of chalk powder equally, especially injured chalk powder after teacher's writing on the blackboard has very important impact with accumulating over a long period for the teacher.

Summary of the invention

The purpose of this utility model is to overcome the prior art deficiency, and a kind of chalk holder simple in structure, reasonable in design is provided.

The technical solution adopted in the utility model is:

A kind of chalk holder includes sleeve pipe, is shaped with the groove of placing chalk in this trustship, and sleeve pipe is the elastomeric material with certain recovery capacity.

And, be shaped with the finger type depression on described sleeve pipe.

Advantage and good effect that the utility model adopts are:

The utility model is simple in structure, and is reasonable in design, and chalk is nested in groove in chalk holder, increase the arm of force when rubber uses, done hard thereby increased it, and avoided the time of contact of teacher's hand and chalk, simultaneously, the finger recesses design is convenient to hand-held.

Description of drawings:

Fig. 1 is structural representation of the present utility model.

The specific embodiment:

The utility model is described in further detail below by specific embodiment, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.

A kind of chalk holder, include sleeve pipe, be shaped with the groove of placing chalk in this trustship, sleeve pipe is the elastomeric material with certain recovery capacity, chalk is nested in groove in chalk holder, increased the arm of force when rubber uses, done to have avoided the long time of contact of teacher's hand and chalk hard thereby increased it.

Be shaped with the finger type depression on described sleeve pipe, the finger recesses design is convenient to hand-held.

Claims (2)

1. chalk holder is characterized in that: include sleeve pipe, be shaped with the groove of placing chalk in this trustship, sleeve pipe is the elastomeric material with certain recovery capacity.

2. chalk holder according to claim 1, is characterized in that: be shaped with the finger type depression on described sleeve pipe.

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