CN2160001Y

CN2160001Y - Closed anti-theft lock

Info

Publication number: CN2160001Y
Application number: CN 92228927
Authority: CN
Inventors: 阎玉峰; 徐明今
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-07-24
Filing date: 1992-07-24
Publication date: 1994-03-30
Anticipated expiration: 2002-07-24

Abstract

The utility model discloses a closed anti-theft lock, and the utility model is composed of a padlock, a lock housing, a lock cover and a bolt staple. The lock body of the padlock is inlaid in the lock housing, the lock cover which covers a lock beam is matched with the lock housing and the bolt staple, the lock beam is hung on the bolt staple, and the integration of the utility model is in a closed structure; therefore, a stealing phenomenon that a lock is smashed, the lock beam is shorn, and a door is broken into, is avoided. The utility model which has anti-theft effect has the advantages of simple structure, easy production and convenient use.

Description

Closed anti-theft lock

The utility model belongs to the padlock technology field, is the technological improvement to common padlock.

The present usually padlock of producing and using, lock body and lock bridge are exposed outside, thief often takes place smash lock body or cut off lock bridge and force open the door, the phenomenon of theft country and family's property.Because the structure of padlock existing problems are had an opportunity to take advantage of thief.

The purpose of this utility model is on the basis of common padlock, increases steel shell, makes its sealing, prevents to smash lock body and cuts off lock bridge, improves safety.

The utility model mainly is made up of padlock, lock housing, locking closure and door nose, padlock is normally used padlock, form by lock body and lock bridge, design a steel lock housing and a locking closure, lock body is set in the lock housing, and locking closure is buckled on the lock bridge, and matches with lock housing, lock bridge hangs on the nose, and locking back integral body is enclosed construction.

Above-mentioned alleged lock housing and locking closure, the corresponding position of key mouth with lock body on lock housing has circular hole, in order to insert key; On locking closure, have gap, be used for lock bridge and be hung on a nose from opening position.The outer rim of door nose has muscle, can seal the gap on the locking closure.

A utility model collection lock and a door nose are one group, with lock body and lock bridge close and protect, prevent from that the robber from smashing tapered end and cutting off lock bridge to force open the door.The basic structure that the utility model does not change common padlock increases locking device on its basis and designs, thereby simple in structure, easy to manufacture, is suitable for existing Lock Factory and other machine making factory and produces.

Fig. 1, Fig. 2 and Fig. 3 are the three-face views of the utility model assembled state;

Fig. 4 and Fig. 5 are the front view and the vertical views of a slit bamboo or chopped wood door nose, another slit bamboo or chopped wood and its symmetry, thus omit;

Fig. 6 is the view that the utility model lock-out state is cut housing open, shows its combining structure.

In conjunction with the accompanying drawings concrete structure of the present utility model is described below: as shown in Figure 6, lock body (1) is set in the lock housing (8), and locking closure (7) is buckled on the lock bridge (2), and cooperates with lock housing (8), and lock bridge (2) hangs on a nose (3) and (6).Bottom in lock housing (8), the corresponding circular hole (9) that has of keyhole with lock body (1), on locking closure (7), have gap, the nostril part of door nose (3) and (6) is stretched in the gap that is in locking closure (7), and seals gap on the locking closure (7) by the muscle (4) of locking nose (3) and (6) and (5).

Claims

1, a kind of closed theftproof lock, form by padlock, lock housing, locking closure and door nose, it is characterized in that the lock body of padlock is set in the lock housing, locking closure is buckled on the lock bridge and with lock housing and cooperates, lock bridge hangs on the nose, and integral body is enclosed construction, has circular hole with the pairing position of lock body key mouth on lock housing, have the gap that is used for the door hanging nose on locking closure, the outer rim of door nose has the muscle that can seal the locking closure gap.