CN2245095Y - Keyless theft-proof lock with position-changing cipher - Google Patents

Abstract

The utility model relates to a keyless theft-proof lock with position changing ciphers, which is characterized in that a lock head comprises a disk-shaped lock shell (7), a lock seat (8) inlaid in the lock shell, four uniformly distributed crescent lock blocks (1), (2), (3), and (4) and number wheels (9) movably fixed to the lock blocks, wherein, the lock blocks are arranged between the lock shell (7) and the lock seat (8). A lock bar comprises a steel cable (12), a soft strip buckle (10) fixedly connected with one end of the steel cable and a soft strip buckle shaft (15) fixedly connected with the other end of the steel cable. The keyless theft-proof lock with position changing ciphers can be opened without keys, so the keyless theft-proof lock with position changing ciphers is convenient. In addition, the keyless theft-proof lock with position changing ciphers has the advantages of pick prevention, stroke prevention, sawing prevention, shearing prevention and high safety, and can be widely used for the theft protection of motorcycles, bicycles, strong boxes, etc.

Description

The displacement password does not have the key theftproof lock

The utility model belongs to anti-theft appliance, and being specifically related to a kind of displacement password does not have the key theftproof lock.

Existing various theftproof lock needs can open with key mostly, carries key, loses key sometimes, can bring beyond thought trouble to people.In addition, meet the superb cartheft of handicraft, majority is used the key for preparing in advance and opened lock, or uses tamper tool, and is very unreliable.

The utility model is at the deficiency of above-mentioned existing theftproof lock, provide a kind of needn't be key operated, pick-proof, anti-ly hit the displacement password and do not have the key theftproof lock.

Displacement password of the present utility model does not have the key theftproof lock, comprise tapered end and the locking bar that matches therewith, it is characterized in that described tapered end comprises the disc lock housing, be embedded in the lock in the lock housing, be assembled in four uniform crescent lock dogs between lock housing and the lock, lock dog outside lock part is respectively overlapped one and is given in the solid digit wheel that 20 numbers are respectively arranged of living by the plum blossom screw; Described locking bar comprises a wire rope, buckles for soft by check screw and wire rope one end Joint, buckles axle for soft by check screw and wire rope other end Joint, on the button axle catching groove is arranged, and wire rope is with flexible pipe outward.

Compare with existing theftproof lock, displacement password of the present utility model does not have the key theftproof lock, need not key operated, very convenient, and, pick-proof, anti-hit, anti-saw is anti-again cuts, and is safe and reliable, it is antitheft to be widely used in motorcycle, bicycle, safety cabinet etc.

The utility model is described in further detail below in conjunction with accompanying drawing:

Fig. 1 is a tapered end sectional view of the present utility model.

Fig. 2 is a locking bar sectional view of the present utility model.

Fig. 3 is the A-A view of Fig. 1.

Fig. 4 is user mode figure of the present utility model.

As shown in the figure, displacement password of the present utility model does not have the key theftproof lock, comprise tapered end and the locking bar that matches therewith, it is characterized in that described tapered end comprises disc lock housing [7], be embedded in the lock [8] in the lock housing, be assembled in four uniform crescent lock dogs [1], [2], [3] and [4] between lock housing [7] and the lock [8], lock dog outside lock part is respectively overlapped one and is given in the solid digit wheel that 20 numbers are respectively arranged [9] of living by the plum blossom screw; Described locking bar comprises a wire rope [12], buckle [10] for soft by check screw [11] and wire rope one end Joint, buckle axle [15] for soft by check screw [14] and wire rope other end Joint, on the button axle [15] catching groove [16] is arranged, wire rope is with flexible pipe [13] outward.

During assembling, after the lock shaft of lock dog [1], [2], [3] and [4] passed four holes of lock [8] respectively, put digit wheel [9] respectively, each gives in fixing with the plum blossom screw, and the lock [8] that then this is had four uniform lock dogs is inlayed (interference fit) in lock housing [7].

When on bicycle, using, after earlier locking bar being passed fixture (as railing etc.) and bicycle rim, soft button [10] is inserted in soft button axle [15], rotate four digit wheels [9] on the tapered end respectively, adjust the position of four lock dogs, make and lock into opening, be inserted in the catching groove [16] of soft button axle [15], rotate digit wheel [9] again, four lock dogs fasten axle and lock.When need opening,, make and lock into opening and get final product as long as rotate digit wheel [9] by the password of setting.

Claims (1)

1. a displacement password does not have the key theftproof lock, comprise tapered end and the locking bar that matches therewith, it is characterized in that described tapered end comprises disc lock housing [7], be embedded in the lock [8] in the lock housing, be assembled in four uniform crescent lock dogs [1], [2], [3] and [4] between lock housing [7] and the lock [8], lock dog outside lock part is respectively overlapped one and is given in the solid digit wheel that 20 numbers are respectively arranged [9] of living by the plum blossom screw; Described locking bar comprises a wire rope [12], buckle [10] for soft by check screw [11] and wire rope one end Joint, buckle axle [15] for soft by check screw [14] and wire rope other end Joint, on the button axle [15] catching groove [16] is arranged, wire rope is with flexible pipe [13] outward.

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