CN201371651Y - pencil extension sleeve - Google Patents

Abstract

The utility model relates to a learning tool especially discloses a pencil extension sleeve pipe. The technical problem to be solved is favorable for writing the pencil to the best use when the pencil is held. It has the structure that: the sleeve main body is provided with a sleeve jack with the depth of 2cm on the sleeve head, and a jack fastening device is arranged outside the sleeve jack, so that a pencil can be sleeved tightly.

Description

pencil extension sleeve

1. Technical field

The utility model relates to a learning appliance, in particular discloses a pencil extension sleeve.

2. Background technology

Due to better modern living conditions, when primary school students use a pencil with 6-8cm left, they throw it away because it is too short to hold the pen, which causes waste of pencils and wood. In order to reduce the development of wood, protect the ecological environment, reduce Waste, advocate saving, invent the pencil to extend the casing, which is good for the pencil to hold the pen and write shorter.

3. Contents of the invention

The technical problem to be solved by the utility model is beneficial to the problem that the pencil can hold the pen well and write to the best use of everything.

In order to solve the above problems, the technical means adopted by the utility model are:

Its structure includes: the main body of the sleeve, a 2cm deep sleeve socket on the sleeve head, and a socket fastening device outside the sleeve socket, which is conducive to tightening the pencil.

4. Description of drawings

Concrete structure of the present utility model is provided by following accompanying drawing.

Fig. 1 is a schematic diagram of the structure of the pencil extension sleeve proposed according to the utility model.

The symbols in the attached drawings respectively indicate:

1. Sleeve main body 2. Sleeve jack 3. Jack fastening device 4. Pencil

5. Specific implementation

The pencil extension sleeve can be made of molded hard plastic. When the pencil is too short to shake hands, the pencil is inserted into the socket of the casing, and then the fastening device of the socket is fastened, and the pencil becomes longer, so that the pencil is easy to hold and the pen can be written shorter, both It can reduce the waste of pencils and wood, and cultivate the good habit of saving primary school students.

Claims (1)

1, a kind of pencil elongated sleeve pipe, its structural feature is that it has: casing main body (1), the dark sleeve pipe jack (2) of 2cm is arranged on casing head, sleeve pipe jack (2) is outer to be jack fastening (3) device, pencil (4) helps being locked.

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