Gravity crash -proof pen

The utility model provides a gravity crash -proof pen, includes that pen -holder, briquetting fixedly collude, briquetting, fixed cover ring sum refill fastener, the tail end of pen -holder is equipped with the button, is equipped with the refill fastener in the pen -holder tail end, and refill fastener and refill trailing end connection, the written one end of pen -holder is equipped with the briquetting, and the briquetting is well logical structure, and the refill passes the briquetting, refill fastener and the fixed one end fixed connection who colludes of briquetting, the fixed fixed briquetting of the other end that colludes of briquetting. Be equipped with a plurality of refill trips in the one end that lies in the nib on the pen -holder, a plurality of refill trips are fixed spacing with the head end of refill, and the briquetting is served near one of nib and is equipped with the fixed lantern ring, and the fixed lantern ring cup joints outside the refill trip. Adopt above -mentioned structure, utili