What is the sword behind Baoan Secret Service?

Let's call it "riot squad", which is similar to the ten generals of iron ruler who were arrested quickly in ancient times.

The patent application describes the equipment as follows:

The invention relates to a combined baton, which comprises a beating part, a stick body, a front guard plate, a handle and a rear guard plate, wherein the front part of the stick body is fixedly provided with the beating part; The back end of the walking stick is fixedly connected with one end of the handle through a front guard plate; The rear guard plate is installed at the other end of the handle, and the front end of the striking part is provided with a striking part; The attack part comprises a blunt thorn, a blunt thorn tail connecting column, an attack part main body and a terminal connecting column; The front end of the attack part theme is fixedly provided with a blunt thorn tail connecting column; The attack part at the front end of the blunt thorn tail connecting column is fixedly provided with a blunt thorn, and the outer walls of the blunt thorn tail connecting column and the end connecting column are both provided with threads for engaging and linking the attack part. This structure adopts the hidden design of the attack part, and the attack part can be installed during operation, which can increase the attack effect. The attack part is not needed in daily duty, which can not only reduce the weight of the baton, but also reduce the appearance' threat'. "

"The function conversion of this combination baton adopts the thread torsion design. When performing duty tasks, only carry duty batons, not attack departments. When performing a general protruding task, the blunt stab of the attacking part is screwed inward into the striking part, and the connecting post at the tail of the blunt stab is connected with the inner wall of the striking part through threads, and the main body of the attacking part and the striking part are connected into a whole to form an anti-riot baton with the blunt stab inward. When there is a serious disturbance, unscrew the attack part, stab outward, and screw the terminal connecting column into the attack part to form a baton that can be stabbed outward. If it needs to be lengthened, the rear guard plate of the handle of another combined baton can be unscrewed, and the handle can be screwed on the connecting post at the blunt end of the attack part of the first riot baton, which becomes the lengthened combined baton. "