CN201350753Y - Dual-purpose chalk clamp - Google Patents

Abstract

The utility model discloses a dual-purpose chalk clamp, and belongs to teaching tools. The structure of the chalk clamp comprises a clamp body, a block and a push handle, wherein the block is arranged in the clamp body, a square hole is longitudinally opened on the clamp body, one end of the push handle is connected with the block, and the other end extends out the clamp body after threading through the hole. Compared with the prior art, the dual-purpose chalk clamp of the utility model has convenient use, saves the teaching time, and is clean and hygienic as chalk powder can not fall on hands when writing, thereby having excellent spreading and application values.

Description

Dual-purpose chalk folder

Technical field

The utility model relates to a kind of teaching aid, especially a kind of dual-purpose chalk folder.

Background technology

The employed chalk of teaching has multiple color now, and teacher is when teaching, sometimes in order to mark emphasis, need mark respectively with the chalk of different colours, so when teaching writing, the chalk that changes different colours that need not stop, make troubles to teacher like this, but also can incur loss through delay instructional blocks of time.At present, good solution is not also arranged.

The utility model content

Technical assignment of the present utility model is to provide a kind of dual-purpose chalk folder at above-mentioned deficiency of the prior art, and these dual-purpose chalk anchor clamps have the saving instructional blocks of time, and chalk powder can not fall on hand when writing, the characteristics of clean hygiene.

The technical scheme that its technical problem that solves the utility model adopts is: it comprises clamp, block and pushes away handle, and block is arranged in the clamp, vertically has a square hole on the clamp, and an end that pushes away handle links to each other with block, and the other end passes hole and stretches out outside the clamp.

Dual-purpose chalk folder of the present utility model is compared with prior art, has following outstanding beneficial effect: easy to use, and the saving instructional blocks of time, and also chalk powder can not fall on hand when writing, characteristics such as clean hygiene.

Description of drawings

Accompanying drawing 1 is the structural representation of dual-purpose chalk folder;

Description of reference numerals: 1, ochre, 2, clamp, 3, hole, 4, block, 5, push away handle, 6, white chalk.

The specific embodiment

With reference to explaining below 1 pair of dual-purpose chalk folder work of the present utility model of Figure of description.

Dual-purpose chalk folder of the present utility model, its structure comprises clamp 2, block 4 and pushes away handle 5, block 4 is arranged in the clamp 2, vertically have a square hole 3 on the clamp 2, an end that pushes away handle 5 links to each other with block 4, the other end passes hole 3 and stretches out outside the clamp 2, and an end of described block 4 inserts ochre 1, and the other end inserts white chalk 6.

In use, with chalk such as the ochre 1 and the white chalk 6 of two kinds of different colours, the two from clamp 2 is inserted in the block 4 respectively, when needs use ochre 1, just will push away handle 5 and upwards promote, and when needs use white chalk 6, will push away handle 5 and promote downwards to get final product.

Except that the described technical characterictic of specification, be the known technology of those skilled in the art.

Claims (1)

1, dual-purpose chalk folder, it is characterized in that: comprise clamp, block and push away handle, block is arranged in the clamp, vertically has a square hole on the clamp, and an end that pushes away handle links to each other with block, and the other end passes hole and stretches out outside the clamp.

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