Patent ID: 8881559
Filing Date: 2014-11-11
Classification: E05B,Y10T

Abstract:
1. A foldable lock comprising a lock head which is pivoted with a foldable lock rod set, wherein the lock head includes: an outer shell, a side of an inner surface of the outer shell is provided with an upper installation base, the other side of the inner surface is parallel distributed with a first container slot, a middle container slot and a second container slot, a first separator is disposed between the first container slot and the middle container slot and is provided with a right semi-circular slot, a second separator is disposed between the second container slot and the middle container slot and is provided with a left semi-circular slot corresponding to the right semi-circular slot, the first container slot is provided with a first guide rail, the second container slot is provided with a second guide rail, the middle container slot is provided with a middle guide rail, and an end of the outer shell is pivoted with the foldable lock rod set; a bottom shell, the bottom shell is locked at bottom of the outer shell, a side of an inner surface of the bottom shell is provided with a lower installation base, the other side of the inner surface is provided with a first lower container slot and a second lower container slot, the first lower container slot corresponds to the first container slot, and the second lower container slot corresponds to the second container slot; a lock body, the lock body is disposed at a location where the upper installation base splits with the lower installation base, and is formed by a lock core and a lock base, with that an end of the lock core is provided with a key hole and the other end is provided with a convex axle; a lock bolt base, a side of the lock bolt base is provided with a lock bolt, the lock bolt is provided with a through-hole, and the other side of the lock bolt base is pivoted with the foldable lock rod set; a lower sliding base, a rear side of the lower sliding base is provided with a left sliding block and a right sliding block, a center at a front side of the lower sliding base is provided with a front sliding block, the left sliding block is disposed between the second container slot and the second lower container slot, an inner side of the left sliding block is concaved with an arc-shaped slot, a top of the left sliding block is provided with a second spring slot and a second guide slot, the second spring slot contains a second spring, the second guide slot is latched with the second guide rail, the right sliding block is disposed between the first container slot and the first lower container slot, an inner side of the right sliding block is concaved with an arc-shaped slot, a top of the right sliding block is provided with a first spring slot and a first guide slot, the first spring slot contains a first spring, the first guide slot is latched with the first guide rail, and a top of the front sliding block is provided with a sheathing slot which provides for sheathing with the convex axle of the lock core; two steel balls, the two steel balls are forced to move by the lower sliding base, sliding in the arc-shaped slots, the right semi-circular slot, the left semi-circular slot and the through-hole of the lock bolt base; and an upper sliding block, a top of the upper sliding block is provided with a third spring slot and a third guide slot, the third spring slot contains a third spring, and the third guide slot is latched with the middle guide rail; and the foldable lock rod set is composed of a plurality of lock rods, a plurality of pivoting sheaths, a plurality of protective covers and a plurality of bolts, wherein each of the plurality of lock rods is comprised of a flexible and elastic material having two ends, each end of the lock rod is provided respectively with a joint section; each of the plurality of pivoting sheaths comprises a first end and a second end, the first end is provided with a first sheathing section, the first sheathing section is provided at least with a first sheathing hole for insertion and fixing with the joint section, and the second end of the pivoting sheath is provided with a first pivoting section which contains a first perforation; each of the plurality of protective covers is sheathed outside of each pivoting sheath and comprises a first end and a second end, the first end of the protective cover is provided with a second sheathing section which contains a second sheathing hole for insertion and fixing with the pivoting sheath, and the second end of the protective cover is provided with a second pivoting section which contains a second perforation; and each of the plurality of bolts is transfixed into each said first sheathing hole and each said second sheathing hole to pivot together two ends of every front and rear neighboring lock rod and to pivot an end of each said lock rod with the lock head.