CN201995809U

CN201995809U - Chalk box

Info

Publication number: CN201995809U
Application number: CN2011200188690U
Authority: CN
Inventors: 郑辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-17
Filing date: 2011-01-17
Publication date: 2011-10-05
Anticipated expiration: 2021-01-17

Abstract

The utility model discloses a chalk box, which comprises an outer box body, an inner box body, a chalk lifting strip, a chalk outlet, springs and a baffle. The chalk box is characterized in that the inner box body is arranged in the outer box body, the front end of the chalk lifting strip is fixedly connected with the internal side wall of the outer box body, a chalk lifting plate is arranged at the end of the chalk lifting strip, the chalk lifting plate can move up and down when the inner box body is pushed in and out of the outer box body, the chalk outlet is arranged at the upper part of the inner box body and corresponds to the chalk lifting plate up and down, one ends of the springs are fixedly connected with the internal side wall of the inner box body and the other ends of the springs are fixedly connected with the baffle. The chalk box has the beneficial effects that when chalk is taken out, a hand is not required to stretch into the chalk box; when the inner box body is pushed out, the chalk can be automatically popped up from the chalk outlet; and the structure is simple and the chalk box is convenient to use.

Description

Chalk holder

Technical field

The utility model relates to a kind of teaching writing apparatus, especially relates to a kind of chalk holder.

Background technology

At present, want handle to stretch to chalk holder inside when in chalk holder, taking chalk and could take out chalk, very inconvenient, also unhygienic.

Summary of the invention

The purpose of this utility model is in order to solve the deficiency that chalk does not eject automatically in existing chalk holder, a kind of chalk holder that can go out chalk automatically to be provided.

The technical scheme that its technical problem that solves the utility model adopts is: chalk holder comprises that outter box, inner box, chalk promote bar, go out pen mouth, spring and baffle plate.Inner box is arranged on outter box inside, chalk promotes the bar front end and fixedlys connected with the outter box madial wall, chalk promotes the terminal plate of starting writing that is provided with of bar, starting writing plate can be with inner box pushing and releasing and moving up and down in outter box, go out the pen mouth and be arranged on inner box top, and corresponding up and down with the plate of starting writing, the fixedly connected inner box madial wall of spring one end, the fixedly connected baffle plate of the spring other end.

The beneficial effects of the utility model are: when getting chalk, needn't stretch to chalk holder inside by handle, when pushing inner box open, chalk can go out pen mouthful ejection automatically.The utility model is simple in structure, easy to use.

Description of drawings

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

Accompanying drawing 1 is a structural representation of the present utility model.

The specific embodiment

In accompanying drawing 1, chalk holder comprises that outter box (1), inner box (2), chalk promote bar (3), go out pen mouthful (6), spring (7) and baffle plate (8).Inner box (2) is arranged on outter box (1) inside, chalk promotes bar front end (4) and fixedlys connected with outter box (1) madial wall, chalk promotes the terminal plate (5) of starting writing that is provided with of bar (3), starting writing plate (5) can be with inner box (2) pushing and releasing and moving up and down in outter box (1), go out pen mouthful (6) and be arranged on inner box (2) top, and corresponding up and down with the plate of starting writing (5), the spring fixedly connected inner box of (7) one ends (2) madial wall, the fixedly connected baffle plate of spring (7) other end (8).During use, in inner box (2), neatly enter chalk (9), when releasing inner box (2), the chalk (9) that the terminal plate of starting writing (5) of chalk lifting bar (3) can be held in the plate of starting writing (5) top ejects from going out pen mouthful (6), at this moment can take out chalk (9), when in outter box (1), pushing inner box (2), chalk promotes bar (3) and can automatically reset, under the promotion of spring (7) and baffle plate (8), following piece of chalk (9) can be placed in the top of the plate of starting writing (5) automatically, in order to use next time.The utility model is simple in structure, easy to use, clean hygiene.

Claims

1. chalk holder, comprise outter box (1), inner box (2), chalk promotes bar (3), go out pen mouthful (6), spring (7) and baffle plate (8), it is characterized in that: inner box (2) is arranged on outter box (1) inside, chalk promotes bar front end (4) and fixedlys connected with outter box (1) madial wall, chalk promotes the terminal plate (5) of starting writing that is provided with of bar (3), starting writing plate (5) can be with inner box (2) pushing and releasing and moving up and down in outter box (1), go out pen mouthful (6) and be arranged on inner box (2) top, and it is corresponding up and down with the plate of starting writing (5), the spring fixedly connected inner box of (7) one ends (2) madial wall, the fixedly connected baffle plate of spring (7) other end (8).