Pulling chain and numerial type lock

The utility model relates to a pulling chain number lock which is provided with a shell body, a number wheel assembly, two locking components, two springs, and a bottom board, wherein the number wheel assembly is arranged in the shell body, the inner part of the shell body is provided with a preset accommodating space, the number wheel assembly is provided with a lock producing grid of which the side end is provided with a hooking part in a long board shape, the two locking components are arranged in a number lock body, the two springs are arranged in the shell body, one end of each spring is contacted with an end wall in the shell body, the other end of each spring is contacted with an opposite locking component, the bottom board and an outer shell mutually correspond, and the bottom board can be just sealed into the number lock body with the outer shell. The pulling chain number lock with novelty and practicality is formed by the assembly of the elements.