CN201646064U

CN201646064U - Rollerball pen with retractable refill length

Info

Publication number: CN201646064U
Application number: CN2009202846404U
Authority: CN
Inventors: 李朋针; 李景贵; 孙晋坤
Original assignee: China University of Mining and Technology CUMT
Current assignee: China University of Mining and Technology CUMT
Priority date: 2009-12-18
Filing date: 2009-12-18
Publication date: 2010-11-24
Anticipated expiration: 2019-12-18

Abstract

The utility model relates to a signature pen with a retractable refill length. The signature pen with the length of the retractable refill has a matching silk cap that can rotate left and right on the top of the pen holder, and the silk cap is plugged and connected with the pen core in the pen holder. The signature pen with the length of the retractable refill is convenient to use and simple in structure, and is worth popularizing.

Description

Rollerball pen with retractable refill length

技术领域technical field

本实用新型涉及一种日用写字的签字笔，具体地说是一种可伸缩笔芯长短的签字笔。The utility model relates to a signature pen for daily writing, in particular to a signature pen with a retractable refill.

背景技术Background technique

目前，现有的签字笔，笔芯长度固定不变，一旦笔芯变短了，便影响使用。At present, in the existing signature pens, the length of the pen core is fixed, and once the pen core becomes shorter, it will affect the use.

实用新型内容Utility model content

为了解决以往签字笔手动麻烦的问题，本实用新型提供了一种可伸缩笔芯长短的签字笔，该可伸缩笔芯长短的签字笔不用按压，使用方便。In order to solve the troublesome problem of manual signing pens in the past, the utility model provides a signing pen with a retractable refill length, which is easy to use without pressing.

本实用新型解决其技术问题所采用的技术方案是：该实用新型包括丝帽、笔杆及笔芯，该可伸缩笔芯长短的签字笔为笔杆顶部带有一个吻合的可以左右旋转的丝帽，该丝帽插连接着笔杆内的笔芯，使用时，旋转丝帽可伸缩笔芯长短，根据需求使用签字笔。The technical solution adopted by the utility model to solve its technical problems is: the utility model includes a silk cap, a pen holder and a pen core, and the retractable pen core length of the signature pen is a matching silk cap that can rotate left and right on the top of the pen holder. The silk cap is plugged and connected with the pen core in the pen barrel. When in use, the length of the pen core can be retracted by rotating the silk cap, and the signature pen can be used according to the requirement.

本实用新型的有益效果是：该可伸缩笔芯长短的签字笔使用方便、结构简单，值得推广。The beneficial effect of the utility model is that: the signature pen with a retractable refill length is convenient to use, simple in structure, and worthy of popularization.

附图说明Description of drawings

下面结合附图及实施例对本实用新型作进一步说明。Below in conjunction with accompanying drawing and embodiment the utility model is further described.

附图1为本实用新型的结构原理示意图。Accompanying drawing 1 is the structural principle schematic diagram of the utility model.

图中，1.丝帽、2.笔杆、3.笔芯。In the figure, 1. silk cap, 2. pen holder, 3. pen core.

具体实施方式Detailed ways

在图中，该实用新型包括丝帽1、笔杆2及笔芯3，该可伸缩笔芯长短的签字笔为笔杆2顶部带有一个吻合的可以左右旋转的丝帽1，该丝帽1插连接着笔杆2内的笔芯3，使用时，旋转丝帽1可伸缩笔芯3长短，根据需求使用签字笔。In the figure, the utility model includes a silk cap 1, a penholder 2 and a refill 3. The signature pen with a retractable refill length has a matching silk cap 1 that can rotate left and right on the top of the penholder 2. The silk cap 1 is inserted Connected with the pen core 3 in the pen holder 2, when in use, the length of the pen core 3 can be retracted by rotating the silk cap 1, and the signature pen can be used as required.

Claims

1. A signature pen with a retractable refill length, the utility model includes a silk cap (1), a pen holder (2) and a refill (3), the retractable refill length of the signature pen is a pen holder (2) with a A matching thread cap (1) that can rotate left and right, the thread cap (1) is inserted and connected to the pen core (3) in the penholder (2).