CN202806036U - Autopen chalk holder - Google Patents

Abstract

The utility model discloses a holder, in particular to an autopen chalk holder. The autopen chalk holder is characterized in that an autopen barrel is disposed in the holder, chalks are disposed in the autopen holder, a bag barrel is disposed at the bottom of the autopen barrel, a spring is disposed in the bag barrel, and a pressing head is disposed at the top of the autopen barrel. The autopen chalk holder has the advantages that a hand is prevented from directly contacting with the chalks, and accordingly skin of the hand is protected.

Description

The automatic pen-type chalk sleeve

Technical field

The utility model relates to a kind of sleeve pipe, particularly a kind of automatic pen-type chalk sleeve.

Background technology

Upper class hour, teachers need hand-held chalk to write writing on the blackboard at blackboard, and chalk is generally the lime saw lumber, and hand contacts with chalk for a long time, and hand skin namely can be burnt, thereby threatens teachers' health, uses for teachers and brings a lot of inconvenience.

The utility model content

The utility model provides a kind of automatic pen-type chalk sleeve that can make things convenient for teachers to use in order to remedy the defective of prior art.

The utility model is achieved by the following technical solution:

The automatic pen-type chalk sleeve is characterized in that: the mechanical pencil pipe is housed in the union body, and automatically the shaft of a writing brush is in-built a chalk, and shaft of a writing brush bottom is equipped with and is assured automatically, in assuring spring is housed, and head is equipped with at shaft of a writing brush top automatically.

The beneficial effects of the utility model are: this automatic pen-type chalk sleeve, and be fit to each teacher and use, easy to use, effectively avoided hand directly to contact with chalk, protected the skin of hand, use for teachers and bring a lot of convenience.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described.

Accompanying drawing 1 is the structural representation of the utility model automatic pen-type chalk sleeve

Among the figure, 1 union body, the 2 automatic shafts of a writing brush, 3 chalks, 4 assure, 5 springs, 6 heads.

The specific embodiment

Accompanying drawing is a kind of specific embodiment of the present utility model.This utility model automatic pen-type chalk sleeve is characterized in that: mechanical pencil pipe 2 is housed in the union body 1, automatically in the shaft of a writing brush 2 chalk 3 is housed, the shaft of a writing brush 2 bottoms are equipped with and are assured 4 automatically, assure spring 5 is housed in 4, and head 6 is equipped with at the shaft of a writing brush 2 tops automatically.This utility model automatic pen-type chalk sleeve, take off head 6 during use, from the top of the automatic shaft of a writing brush 2 chalk 3 is packed into, chalk 3 is taken advantage of a situation and is arrived the automatic shaft of a writing brush 2 bottoms, buckles head 6 and presses head 6, spring 5 compressions, chalk 3 slides into to be assured in 4, and chalk 3 exposes union body 1 bottom gradually, and spring 5 retraction is assured 4 chalk 3 blocked, teachers hand union body 1, use chalk 3 to write writing on the blackboard and get final product.

Claims (1)

1. automatic pen-type chalk sleeve, it is characterized in that: mechanical pencil pipe (2) is housed in the union body (1), automatically in the shaft of a writing brush (2) chalk (3) is housed, the shaft of a writing brush (2) bottom is equipped with and is assured (4) automatically, assure spring (5) is housed in (4), head (6) is equipped with at the shaft of a writing brush (2) top automatically.

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