Ballpoint pen for teachers or students

• Main Authors: ZOU JIANQING, LIANG CHENGHUA
• Format: Patent
• Language: Chinese; English
• Published: 12.06.2020
• Subjects: BUREAU ACCESSORIES; IMPLEMENTS FOR WRITING OR DRAWING; PERFORMING OPERATIONS; TRANSPORTING; WRITING OR DRAWING IMPLEMENTS

The utility model relates to a ballpoint pen for teachers or students. The ballpoint pen comprises a pen holder, a refill, a pressing piece, a spring and a guide cylinder, the pressing piece is positioned at the top of the pen holder; the guide cylinder is fixed in the pen holder and corresponds to the position below the pressing piece; the spring is located in the pen holder and corresponds to the position between the pressing piece and the guide cylinder. The top of the refill sequentially penetrates through the guide cylinder and the spring upwards and then reaches the corresponding position in the pressing piece. A clamping piece is arranged on the side wall of the lower portion of the pressing piece and corresponds to the upper portion of the pen refill, the clamping piece clamps andfixes the upper portion of the pen refill when the spring abuts against the pressing piece, or the clamping piece releases the pen refill after the spring is compressed when the pressing piece is pressed downwards manually. A