CN2174535Y

CN2174535Y - Movable anti-theft lock for door

Info

Publication number: CN2174535Y
Application number: CN 93235703
Authority: CN
Inventors: 卢国云
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-12-21
Filing date: 1993-12-21
Publication date: 1994-08-17
Anticipated expiration: 2003-12-21

Abstract

The utility model relates to a movable anti-theft lock for a door, comprising a door frame clamping block 1 on which a fixed pin is arranged, an outdoor component composed of a door leaf outer blocking lock case 7 perpendicular to the door frame clamping block and a sleeve casing 10 sheathed on the outer blocking lock case 7, an indoor component on which a threaded rod, a traction nut and a fixed block are arranged and a steel wire 4 connected with the indoor and the outdoor components, wherein, a hook hole and a threaded rod are arranged on the door leaf outer blocking lock case, and a hook and a lock are arranged on the sleeve casing 10. When the utility model is used and installed, the movable anti-theft lock for the door doesn't change the original door structure and the original door lock, and the movable anti-theft lock for the door can be used for a single door as well as a double door, being suitable for any one lock head and being a movable anti-theft lock with convenient carrying and reliable installation.

Description

Movable anti-theft lock for door

The utility model relates to a kind of safe-guard door lock, particularly a kind of movably safe-guard door lock.

In existing theftproof lock, its safe-guard door lock of a great variety, and anti-theft feature is complete, therefore be widely adopted, but these safe-guard door locks only are one one locks, and are fixing immovable, under many spoons situation of a lock or the time one long, can lose spoon unavoidably or be stolen spoon, finally not reach antitheft effect by the people, especially all the more so concerning the people who often goes out.

The purpose of this utility model is to provide a kind of and is easy to carry and installs, and does not change the movably safe-guard door lock of original door structure and original door lock.

The utility model is to realize like this, it comprises by the doorframe fixture block 1 which is provided with staple, and which is provided with hook hole and threaded rod and keep off lock box 7 outward with the perpendicular door leaf of doorframe fixture block 1 and be placed on this retaining lock box 7 and which is provided with lock and outdoor assembly that the sheath body 10 linked up with is constituted, which is provided with threaded rod, pull nut, retaining lock dog 25(is an indoor assembly in the door leaf of fixed block), and the steel wire 4 of outer assembly of junction chamber and indoor assembly, wherein also be provided with the holddown groove 3 that matches with staple 2 on the doorframe fixture block 1, and staple 2 can be polygon staples such as square nail or crowsfeet, holddown groove 3 can be a chute and is used for fixing on the doorframe of different-thickness, doorframe fixture block 1 keeps off lock box 7 outward by 5 vertical connections of axle with door leaf, and collapsible being easy to carry, door leaf keeps off the positioning seat 13 that is provided with locating slot 12 in the lock box 7 and places this groove outward, threaded rod 9 is connected with positioning seat 13 by pull nut 14, when reducing threaded rod 9 rotatings and the friction of positioning seat 13, in positioning seat 13, be provided with spin 15, and make threaded rod and spin matched by collar 16; Be placed in sheath body 10 inner ends that door leaf keeps off on the lock box 7 outward and be provided with lock body 18, and the dead bolt 19 that is placed in one, tapered end 11 is located at sheath body 1 termination shown in figure three, also be provided with hook 20 in the sheath body, the hook hole 8 that bill and door leaf keep off outward on the lock box 7 is matched, the neck of hook is fixed on by pin 23 and spring 21 on the reference column 22 that is positioned at the sheath body end, (when promptly unblanking, just in time pushes down the neck of hook 20 when dead bolt 19 stretches out, make bill break away from hook hole 8, be convenient to extract out sheath body 10, otherwise when locking, dead bolt 19 is got back in the lock body 18, then link up with 20 under the effect of spring 21 return, be dotted line position, when being inserted in sheath body 10, bill slips in the hook hole 8; Fixed block 30 in the door leaf on the retaining lock dog 25 is provided with holddown groove 29, be provided with positioning seat 27 in the groove, threaded rod 24 is by pull nut 26, join with positioning seat 7, component 24,26,27,29,30 on this indoor assembly etc. are identical with

component

12,13,14,9 on the outdoor assembly, and function is also identical; Steel wire 4 passes the hole 17 on the outdoor assembly pull nut 14 and draws with indoor assembly pull nut 26 through the groove of doorframe fixture block 1 lower end and links to each other, and it is fixing by the screw on it 28, adjust the threaded rod 9 and 24 on the indoor and outdoors assembly, can will move locking fixes on doorframe and the original door lock, outside door leaf, keep off also can being provided with on the lock box 7 and patch groove 6, be used to install tapered end cover 31, tapered end cover 31 also can honest and cleanly be made the box that carries of whole lock body simultaneously.

The utlity model has following advantage and effect: because this lock is by steel wire outdoor and indoor two assemblies to be connected as a single entity, and be fixed on doorframe and the original door lock, therefore be convenient to install and carry, and original door structure and original door lock there is not any change, anyone uses it, all can on the basis of original door lock, add one anti-theft safety lock again, make it to reach the most effective burglary insurance effect.If there is not original door lock, then this lock can be used as the original door lock use, and the portable theftproof lock that the utility model provides both can be used for single open-door, also can be used for double door, and all can be suitable for any one tapered end of former door.

Fig. 1 is the outdoor assembly assumption diagram of the utility model;

Fig. 2 keeps off the lock box cut-away view outward for the door leaf of the outdoor assembly of the utility model;

Fig. 3 is the cut-away view of positioning seat;

Fig. 4 is the sheath body part sectional structure chart of outdoor assembly;

Fig. 5 is the indoor assembly structure chart;

Fig. 6 is tapered end cover structure figure.

Below in conjunction with accompanying drawing the utility model is described further

1 is the doorframe fixture block among the figure, which is provided with a chute 3, fixing square nail 2 can move in this chute, make it to fixedly secure on doorframe, 4 is wire rope, pass the hole 17 on the pull nut 14 on the outdoor assembly, groove through doorframe fixture block 1 lower end is drawn, be connected with the pull nut 26 on the indoor assembly (retaining lock dog in the door leaf), and it is fixing by screw 28,5 vertically link to each other for rotating shaft makes fixture block 1 and door leaf keep off 7 two assemblies of lock box outward, and can make these two assemblies folding, 6 for patching groove, inserted link 32 on the tapered end cover 31 is inserted in this groove, be used to cover the door lock that tapered end is the handle shape, 7 keep off lock box outward for door leaf, 8 for being located at the hook hole on 7, be used to connect hook 20,9 and be the threaded rod on the outdoor assembly, which is provided with

handle

33,10 is sheath body, which is provided with tapered end 11,12 and be the locating slot on the outdoor assembly, 13 is positioning seat, 14 is pull nut, 15 and 16 for being located at spin and the collar in the positioning seat 13, and being used for fixing threaded rod 9,17 is threaded hole of steel, 18 is lock body, 19 is dead bolt, and 20 for hook is fixed on the reference column 22 by spring 21 and pin 23, and 24 are the threaded rod on the indoor assembly (being retaining lock dog 25 in the door leaf), link to each other with positioning seat 27 by pull nut 26,29 for being located at the locating slot on the fixed block 30.

Claims

1, a kind of portable safe-guard door lock, it is characterized in that it comprises by the doorframe fixture block 1 which is provided with staple and which is provided with hook hole and threaded rod and keep off lock box 7 outward and be placed in the outdoor assembly that the sheath body 10 which is provided with lock and hook on this retaining lock box is constituted with the perpendicular door leaf of doorframe fixture block 1, which is provided with the interior retaining of the door leaf lock dog 25 (being indoor assembly) of threaded rod, pull nut, fixed block, and the steel wire 4 of outer assembly of junction chamber and indoor assembly.

2, safe-guard door lock according to claim 1 is characterized in that also being provided with the holddown groove that matches with staple on the doorframe fixture block 1, and staple can be polygon staples such as square nail or crowsfeet, and holddown groove can be a chute.

3, safe-guard door lock according to claim 1 and 2 is characterized in that door leaf keeps off outward can establish locating slot in the lock box 7 and place positioning seat in this groove that the threaded rod in this lock box is connected with positioning seat by pull nut.

4, safe-guard door lock according to claim 3 is characterized in that can establishing in the positioning seat spin and the collar that can reduce the friction between threaded rod and the positioning seat.

5, safe-guard door lock according to claim 1 it is characterized in that sheath body 10 ends are provided with lock body, and tapered end is exposed to outside the termination.

6, safe-guard door lock according to claim 5 is characterized in that the hook in the sheath body 10 is fixed on the reference column that is positioned at the end by pin and spring.

7, safe-guard door lock according to claim 1 is characterized in that groove that steel wire passes the Kong Bingjing doorframe fixture block lower end on the outdoor assembly pull nut is drawn with the indoor assembly pull nut to be connected.