CN203403730U - Lock - Google Patents

Abstract

The utility model relates to a lock, in particular to a mechanical lock. The mechanical lock comprises a lock shell, a lock core and a plurality of lock blades. Lock blade holes are formed in the left half side wall of the lock core at intervals, lock blade holes are also formed in the right half side wall of the lock core at intervals, every two lock blades are attached to each other to share one spring for reset and are jointly arranged in one lock blade hole, lock tongues are arranged in key channels of all the lock blades in a one-to-one correspondence mode, lock tongues of some lock blades extend downwards, lock tongues of some lock blades stretch upwards, and lock tongues of two lock blades in the same lock blade hole are symmetrically arranged. The lock is reasonable in structural design and easy to machine and does not change very much in structure on the basis of an existing lock; the number of the lock tongues is increased to greatly change keywords, and burglary prevention performance of the lock is improved.

Description

Lock

Technical field

The utility model relates to a kind of lock, specifically relates to a kind of mechanical lock.

Background technology

The antitheft level of existing lock is low, and tracing it to its cause is exactly that password is with low uncertainty, causes easily being unblanked.

Summary of the invention

Therefore, the purpose of this utility model is to provide a kind of password to change the high lock of many, antitheft level.

The purpose of this utility model is to realize like this.

A kind of lock, comprise lock housing, lock core, polylith lock blade, left half sidewall of lock core is interval with lock vane hole, right half sidewall spacers of lock core is also provided with lock vane hole, and described every two lock blades fit together and share a spring reset, and are co-located in a lock vane hole, in the key channel of every lock blade, be provided with a dead bolt, the dead bolt of some lock blades is to downward-extension, and the dead bolt of some lock blades extends upward, and the dead bolt of two lock blades in same lock vane hole is symmetrical arranged.

Above-mentioned purpose also can be done by following technical proposals further perfect.

Described lock vane hole quantity is 6-10.

Dead bolt in described same side chain vane hole is towards unanimously.

The utility model reasonable in design, little to the structural modification of present lock, be easy to processing, by increasing dead bolt, password is changed greatly to be increased, and has improved the theftproof performance of lock.

Accompanying drawing explanation

Fig. 1 is embodiment exploded view.

Fig. 2 is 12 lock blade plane figure.

The specific embodiment

Below in conjunction with drawings and Examples, the utility model is described in further detail.

Embodiment, in conjunction with Fig. 1 and Fig. 2, a kind of lock, comprise lock housing 1, lock core 2, 12 lock blade A1, A2, A3, A4, A5, A6, B1, B2, B3, B4, B5, B6, left half sidewall of lock core 2 is interval with three lock vane hole (not shown)s, right half sidewall spacers of lock core is also provided with three lock vane holes 3, every two lock blades fit together and share a spring reset 4, and be co-located in a lock vane hole, lock blade A1, A2 fits, lock blade A3, A4 fits, lock blade A5, A6 fits, lock blade B1, B2 fits, lock blade B3, B4 fits, lock blade B5, B6 fits.In the key channel 5 of every lock blade, be provided with a dead bolt 6, the dead bolt of some lock blades is to downward-extension, and the dead bolt of some lock blades extends upward, and the dead bolt of two lock blades in same lock vane hole is symmetrical arranged.

Claims (3)

1. a lock, comprise lock housing, lock core, polylith lock blade, left half sidewall of lock core is interval with lock vane hole, right half sidewall spacers of lock core is also provided with lock vane hole, it is characterized in that: described every two lock blades fit together and share a spring reset, and be co-located in a lock vane hole, in the key channel of every lock blade, be provided with a dead bolt, the dead bolt of some lock blades is to downward-extension, the dead bolt of some lock blades extends upward, and the dead bolt of two lock blades in same lock vane hole is symmetrical arranged.

2. lock according to claim 1, it is characterized in that: described lock vane hole quantity is 6-10.

3. lock according to claim 1, is characterized in that: the dead bolt in described same side chain vane hole is towards unanimously.

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