CN203905635U - Anti-theft lock with movable lock body - Google Patents

Abstract

The utility model discloses an anti-theft lock with a movable lock body. The anti-theft lock with the movable lock body comprises a lock body, the movable lock body and a lock cylinder. The lock cylinder is arranged in the lock body and is provided with lock pin holes, lock pin grooves are formed in the top inside the lock body, reset springs are arranged in the lock pin grooves, the reset springs are connected with lock pins, the reset springs enable the lock pins to restore after a key is pulled out, the movable lock body is arranged between the lock cylinder and the lock body, a linkage device is arranged between the movable lock body and the lock cylinder, and the linkage device enables the lock cylinder to drive the movable lock body to rotate. When the lock is unclosed in an abnormal situation, the lock cylinder can drive the movable lock body to rotate to enable the lock pins to deviate from the lock pin grooves, the lock pins cannot enter the lock pin grooves, and a lock head cannot be unclosed in the abnormal situation. A limiting pin is arranged in the lock body, and thus the angle generated when the movable lock body drives the lock cylinder to rotate can be limited. The anti-theft lock with the movable lock body is simple in structure, low in manufacturing cost and capable of effectively preventing technological unlocking and avoiding property losses of people, and has the advantages of being safe, firm, durable and the like.

Description

A kind of theftproof lock with movable lock body

Technical field

The utility model relates to a kind of lockset, specifically a kind of theftproof lock with movable lock body.

Background technology

The history of lockset is long-range long; it is the daily living article of people's door; along with social development; lockset is more and more modernization also; theftproof lock also progressively by people's extensive use; be seen everywhere in daily life, and people can adopt corresponding lock to preserve article or protection property safety.

Common lock at present, there is a common weakness, the personnel that can be unblanked by specialty and offender's operation technique are opened after unblanking easily, so common theftproof lock is locked the personnel that grasp unlocking technique as illusory, and the problem such as complex structure, cost of manufacture cost are high, poor effect that theftproof lock mostly exists, easily causes people's property loss.

Utility model content

The purpose of this utility model is to provide a kind of theftproof lock with movable lock body for overcoming prior art deficiency; adopt movable lock body is set between lock body and lock core; in the time that abnormal condition is unblanked; rotated by lock core drive activity lock body, lock pin is departed to lock pin groove, in the time that lock pin can not enter lock pin groove; can make lock core be subject to stopping of lock pin; lock cannot be opened, can effectively prevent technology unlocking, protection people property safety.

The technical solution adopted in the utility model:

A kind of theftproof lock with movable lock body, comprise lock body, movable lock body and lock core, in lock body, be provided with lock core, on lock core, be provided with lockpin hole, lock body inner top is provided with lock pin groove, in lock pin groove, be provided with back-moving spring, back-moving spring connects lock pin, back-moving spring can make lock pin extract after key and can reset, between lock core and lock body, be provided with movable lock body, between movable lock body and lock core, be provided with linkage, linkage can allow lock core drive activity lock body rotate, in the time that abnormal condition is unblanked, lock core can make lock pin depart from lock pin groove after the rotation of drive activity lock body, allow lock pin cannot enter lock pin groove, tapered end cannot be opened under abnormal condition, in lock body, be provided with spacer pin, angle while can restraint lock body band movable lock core rotation.

The utility model is simple in structure, cost of manufacture is low, can effectively prevent technology unlocking, avoids people's property loss, has the feature such as safety, firm and durable.

Figure of description

Fig. 1 is the utility model right view longitudinal sectional view.

Fig. 2 is the utility model front view longitudinal sectional view.

In figure: 1, lock body, 2, lock core, 3, movable lock body, 4, lockpin hole, 5, lock pin, 6, lock pin groove, 7, back-moving spring, 8, linkage, 9, spacer pin.

Detailed description of the invention

Below in conjunction with accompanying drawing with by embodiment, the utility model is described in further detail, but not as to restriction of the present utility model.

In the structure shown in Fig. 1, the theftproof lock of the movable lock body of band described in the utility model, comprise lock body 1, movable lock body 3 and lock core 2, in lock body 1, be provided with lock core 2, on lock core 2, be provided with lockpin hole 4, lock body 1 inner top is provided with lock pin groove 6, in lock pin groove 6, be provided with back-moving spring 7, back-moving spring 7 connects lock pin 5, back-moving spring 7 can make lock pin 5 extract after key and can reset, between lock core 2 and lock body 1, be provided with movable lock body 3, between movable lock body 3 and lock core 2, be provided with linkage 8, linkage 8 can allow lock core 2 drive activity lock bodies 3 rotate, in lock body 1, be provided with spacer pin 9.

In the structure shown in Fig. 2, the theftproof lock of the movable lock body of band described in the utility model, in the time of improper unblanking, movable lock body 3 moves lock pin 4 the lock pin groove 6 that departs from lock body 1, lock pin 5 can not enter the lock pin groove 6 of lock body 1, making lock core 2 be subject to stopping of lock pin 4 can not rotate, thereby can not unblank, the spacer pin 9 of lock body 1 interior setting, angle while can restraint lock body 3 rotation with movable lock core 2, makes it can not cause back-moving spring 7 to disconnect because rotational angle is excessive.

The utility model is simple in structure, cost of manufacture is low, can effectively prevent technology unlocking, avoids people's property loss, has the feature such as safety, firm and durable.

The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (1)

1. the theftproof lock with movable lock body, it is characterized in that: comprise lock body, movable lock body and lock core, in lock body, be provided with lock core, lockpin hole is set on lock core, and lock body inner top is provided with lock pin groove, in lock pin groove, is provided with back-moving spring, back-moving spring connects lock pin, between lock core and lock body, be provided with movable lock body, between movable lock body and lock core, be provided with linkage, in lock body, be provided with spacer pin.