CN201161498Y - Novel chalk eraser novel chalk - Google Patents

Abstract

A novel chalk belongs to the manufacturing field of chalks, which can effectively overcome shortages that when users utilize fingers to directly hold the chalk in use, and after using the chalk, chalk dust covers all the fingers, which is unsanitary, and is inconvenient in carrying. The novel chalk is formed by a chalk cover (1), a turn button (2), a chalk tube (3), a sliding channel (4), a chalk bowl (5), a rotating shaft (6) and a chalk (7). The chalk (7) is mounted in the chalk bowl (5) and is placed in the chalk tube (3), the turn button (2) and the rotating shaft (6) are integrated, the rotating shaft (6) is inserted in a turning hole (8) at the center of the chalk bowl (5) and the chalk (7), when using, the turn button (2) is turned, and the chalk bowl (5) and the chalk (7) extend out of the chalk tube (3) along with the driving of the rotating shaft (6). The novel chalk is mainly used for conveniently writing.

Description

A kind of novel chalk

Technical field

The utility model relates to a kind of chalk.

Background technology

At present in the middle of the chalk that uses, chalk all is to be made of single chalk cylinder, but this chalk has such shortcoming, be exactly user when using letter written with chalk, finger is directly held chalk, has write to point behind the word to have sticked chalk dust, very unhygienic, and be easy to the clothes of making dirty when carrying, and wash clothes and also be trouble very, carry very inconvenient.

Summary of the invention

The purpose of this utility model is that a kind of novel chalk will be provided, and when it can effectively avoid the user to use letter written with chalk, finger was directly held chalk, has write to point behind the word to have sticked chalk dust, and is very unhygienic; And be easy to the clothes of making dirty when carrying, carry very inconvenient shortcoming.

The purpose of this utility model is achieved in that a kind of novel chalk, comprise cap, change turn round, the shaft of a writing brush, chute, pen bowl, rotating shaft, chalk.When the user need use chalk to write, open cap, rotate by hand to change and turn round, chalk will stretch out the shaft of a writing brush, and the user just can use chalk to write on blackboard like this.The standby hand rotates in the opposite direction to change and turns round when not using chalk, just chalk can be regained in the shaft of a writing brush, and it is just passable to cover cap then, and can not make dirty hand or clothes.

A kind of novel chalk of the utility model, because there is cap that chalk is covered, thus can when carrying chalk, not make clothes dirty, and can protect chalk to be not easy to be fractureed, also have advantage easy to use.

Description of drawings

Fig. 1 is the front view of a kind of novel chalk of the utility model.

Fig. 2 is the plane after a kind of novel chalk of the utility model is opened cap.

Fig. 3 is the pen bowl of a kind of novel chalk of the utility model, the plane of chalk.

Fig. 4 is the vertical view of the pen bowl of a kind of novel chalk of the utility model.

The specific embodiment

A kind of novel chalk, turn round (2), the shaft of a writing brush (3), chute (4), pen bowl (5), rotating shaft (6) chalk (7) formation by cap (1), commentaries on classics, wherein cap (1) adopts plastics to manufacture hollow, commentaries on classics is turned round (2) and is adopted plastics to manufacture an integral body with rotating shaft (6), the shaft of a writing brush (3) adopts plastics to manufacture hollow, one chute (4) is arranged on the pipe shaft, and it is hollow that pen bowl (5) adopts plastics to manufacture equally, and chalk (7) is installed in pen bowl (5) the inside and places the shaft of a writing brush (3).Rotating shaft (6) interts in the rotation hole (8) and chalk (7) of pen bowl (5) central authorities, and pen bowl (5) and chalk (7) are along with the drive of rotating shaft (6) is moved in the shaft of a writing brush (3) lining.Opening cap (1) rotation during use changes and turns round (2), and chalk (7) has just exposed, and rotates round about when not wanting to use to change and turns round (2) and cover cap (1) just passable, and the user uses easily, health.

Claims (1)

1, a kind of novel chalk includes chalk (7), it is characterized in that chalk (7) is installed in the pen bowl (5) and places the shaft of a writing brush (3).

Images