CN202441143U

CN202441143U - Door lock with annular hook

Info

Publication number: CN202441143U
Application number: CN2012200794854U
Authority: CN
Inventors: 应军
Original assignee: ZHEJIANG JULI INDUSTRIAL TRADING Co Ltd
Current assignee: ZHEJIANG JULI INDUSTRIAL TRADING Co Ltd
Priority date: 2012-03-06
Filing date: 2012-03-06
Publication date: 2012-09-19
Anticipated expiration: 2022-03-06

Abstract

The utility model relates to lockset, in particular to a door lock with an annular hook. The door lock with the annular hook comprises a lock cylinder, a lock shell, a side panel, an annular hook component, a main lock bolt, a planker and a heaven and earth piece(3) which drives an upper lock fork and a lower lock fork to move. The door lock with the annular hook is characterized in that the annular hook component comprises an annular hook (5) which locks and unlocks in arc motion. The tail of the annular hook (5) is provided with a jack post (502) or an axle hole which enables the annular hook to pivot around the jack post or the axle hole. The tail of the annular hook is further provided with a hole corresponded with an arc groove (203) on the lock shell (2) and a cylinder vertically arranged on an end face of a connecting rod (4) penetrates through the hole. The movement path of the motion of the cylinder is limited by the arc groove and the motion of the cylinder drives the motion of the annular hook. The connecting rod (4) is provided with a linkage structure. The annular hook of the door lock with the annular hook is capable of extending out from the side panel of the lockset, being sleeved on a door frame to fasten along an arc movement path, and retracting back in the side panel of the lockset so that the annular hook of the lockset is fastened with the side panel and prying resistance performance of the lockset is significantly increased.

Description

The door lock that has loop hook

Technical field

The utility model relates to lockset, relates in particular to the door lock that a kind of dead bolt comprises loop hook.

Background technology

Conventional lock is when locking at present, and dead bolt stretches out, and cooperates with doorframe to realize locking; When unblanking, dead bolt withdraws from from doorframe in the withdrawal lockset and realizes unblanking; Reliable in order to guarantee locking, prevent picking lock, so dead bolt development develops into the cylindricality dead bolt from oblique tongue, but only be to cooperate and do not have fastening structure between dead bolt and the lock box, the pick-proof effect still is undesirable.

Summary of the invention

In view of this, how to provide a kind of simple in structure, easy to use, what can at utmost promote lockset protects the sled performance, has become the persevering always main target of pursuing of industry.

The designer of the utility model relies on research, exploitation and the knowhow of being engaged in all kinds of locksets for many years, after feasibility study repeatedly, draws the novel door lock that has loop hook in the utility model eventually.

The utility model the utility model ring-type hook lock comprises lock core, lock shell, side panel, loop hook assembly; Can also comprise that main dead bolt, planker, drive that common lockset has lock the world sheet of fork action up and down; It is characterized in that the loop hook assembly comprises the loop hook that an action is carried out locking or unblanked for arc; The afterbody of loop hook is provided with one and makes jack-post or the axis hole of loop hook around its rotation; The afterbody of loop hook also is provided with a hole and lock shell to be provided with deep-slotted chip breaker corresponding and worn by the vertical cylinder that is provided with of connecting rod one end face, and the action of cylinder limits motion track deep-slotted chip breaker and drives loop hook and moves, and connecting rod is provided with linkage structure.

Above-mentioned cylinder is first traveller and second traveller that rightabout extends on the corresponding points of connecting rod two sides; Said hole is a mounting hole; The linkage structure of connecting rod is to stir kidney slot corresponding on post or kidney slot and the world sheet or stir post to cooperate; Said connecting rod second traveller is the boss post; The other end of above-mentioned connecting rod is provided with the 3rd traveller or mounting hole guiding mounting hole or the guiding traveller corresponding with the lock shell cooperates; The 3rd traveller or guiding traveller are the boss post;

The loop hook of the utility model can be stretched out and prolong the arcuate movement track and entangled on the doorframe latch closure and stretch back in the lockset side panel from the lockset side panel, make lockset loop hook and side panel fasten, and improves the pick-proof performance of lockset greatly; The structure of the utility model can also cooperate with the automatic locking that has main dead bolt and multiple up and down lock fork, at utmost promotes the pick-proof performance of lockset.

Description of drawings

Fig. 1 is the sketch map of the utility model lock opening.

Fig. 2 is the sketch map under the utility model loop hook assembly locking states.

Fig. 3 is the utility model connecting rod sketch map.

Fig. 4 is the utility model lock shell sketch map.

Fig. 5 is the utility model loop hook sketch map.

Fig. 6 is Fig. 5 left view.

The specific embodiment

The utility model ring-type hook lock comprises lock core 801, lock shell 2, side panel 1, loop hook assembly; Can also comprise main dead bolt 802, planker 803 that common lockset has, drive the world sheet 3 of lock fork action up and down; Lock core 801 cooperates the action launching of carrying out locking or unblanking for common structure and key etc.; Planker 803 drives the action of main dead bolt 802, world sheet 3; The loop hook assembly comprises the loop hook 5 that an action is carried out locking or unblanked for arc, and loop hook 5 heads stretch out to cooperate with doorframe and entangle on the doorframe latch closure and stretch back in another hole of side panel in a hole on the plate from the side during locking, with side panel formation closed shape; Guarantee that locking is reliable, the pick-proof effect increases substantially; When unblanking, in the loop hook 5 reverse circular motion withdrawal side panels 1.

The afterbody of loop hook 5 is provided with one and makes jack-post 502 or the axis hole of loop hook around its rotation; Realize the arc rotation of loop hook 5; The afterbody of loop hook also is provided with a mounting hole 501 and cooperates with first traveller 404 that a connecting rod 4 one end faces are provided with; Realize that connecting rod 4 drives the loop hook action, the back side of these connecting rod 4 these end faces is provided with one second traveller 403 and is provided with deep-slotted chip breaker 203 and cooperates with locking shell, can force the shape movement of second traveller 403 according to deep-slotted chip breaker 203; Then first traveller of connecting rod 4 also moves loop hook 5 realization circular motions in the natural zone; Deep-slotted chip breaker 203 is located at the movement locus that can guarantee arc on the motionless lock shell of rigidity, and connecting rod 4 is provided with linkage structure, realizes the drive of other parts to connecting rod 4.

The mounting hole 501 of loop hook 5 afterbodys and deep-slotted chip breaker 203 parts corresponding overlapping be arranged on a vertical line on of lock on the shell; Such rigidity cylinder can be located in mounting hole 501 and the deep-slotted chip breaker 203 perpendicular to connecting rod 4, can guarantee at utmost that the movement locus of loop hook 5 is corresponding with cannelure; The linkage structure of connecting rod is to stir kidney slot corresponding on post 402 and the world sheet 3 301 to cooperate; Equally; The post of stirring on also can world sheet 3 cooperates with kidney slot on the connecting rod 4; Realize action drivening rod 4 actions of world sheet 3, the kidney slot 301 on kidney slot on the connecting rod or the world sheet makes loop-hook 5 reliably with the arching trajectory motion with the deep-slotted chip breaker 203 common mating reactions of locking on the shell, and connecting rod 4 moves smooth and easy with the mutual drive of world sheet 3 or loop hook 5 more; Second traveller, the 403 kernel of section lines of first traveller, 404 kernel of section of above-mentioned connecting rod 4 and this end face are perpendicular to connecting rod 4; Second traveller 403 of said connecting rod is the boss post; The boss post shapes is that its surface of a boss protrudes out a undergauge cylinder; The cross-sections match in the cross section of undergauge cylinder and the hole that puts in wherein; The height of undergauge cylinder and the thickness in hole coupling, projection section is supported on the periphery generation positioning supports effect in hole like this; The other end of above-mentioned connecting rod is provided with slide post 401 or mounting hole guiding mounting hole 201 or the guiding slide post corresponding with the lock shell cooperates; Slide post or guiding slide post are the boss post, realize the support guide of 2 pairs of connecting rods 4 of lock shell.

Master's dead bolt stretches out during locking; Driving world sheet 3 simultaneously stretches out; The kidney slot 301 that world sheet 3 is provided with is stirred post 402 drivening rods 4 through what connecting rod 4 was provided with; And second traveller 403 that is provided with on the end on the connecting rod 4 is made arcuate movement down in deep-slotted chip breaker 203 effects that lock is provided with in the shell 2, and under the effect of the kidney slot 201 of the 3rd traveller 401 of the other end in locking shell 2, makes back and forth movement; First slide post 404 that connecting rod 4 is provided with acts on loop hook 5 and is provided with in the kidney slot 501, forces loop hook 5 around axle 502 rotation, thereby the hook of loop hook 5 passes another hole and reaches loop hook 5 and main dead bolt 802 locking simultaneously in the hole of plate 1 from the side.

In sum, the utility model loop hook and side panel form sealing and fasten, and through ingenious and simple architecture advances, make the pick-proof performance of door knob lock and intensity all improve greatly, and therefore, this utility model obviously has novelty and progressive.In addition; Above-mentionedly only the specific embodiment of the utility model is explained; But can not be as the protection domain of the utility model, every equivalence of having done according to the design spirit in the utility model changes or modifies, and all should think the protection domain that falls into the utility model.

Claims

1. door lock that has loop hook; Comprise lock core (801), lock shell (2), side panel (1), loop hook assembly; Main dead bolt (802), planker (803), drive be the world sheet (3) of lock fork action up and down; It is characterized in that the loop hook assembly comprises the loop hook (5) that an action is carried out locking or unblanked for arc; The afterbody of loop hook (5) is provided with one and makes jack-post (502) or the axis hole of loop hook around its rotation; The afterbody of loop hook also is provided with a hole and lock shell (2) to be provided with deep-slotted chip breaker (203) corresponding and worn by the vertical cylinder that is provided with of connecting rod (4) one end faces, and the action of cylinder limits motion track deep-slotted chip breaker and drives loop hook and moves, and connecting rod (4) is provided with linkage structure.

2. according to the door lock that has loop hook described in the claim 1, it is characterized in that: said cylinder is first traveller (404) and second traveller (403) that rightabout extends on the corresponding points of connecting rod (4) two sides.

3. according to the door lock that has loop hook described in the claim 2, it is characterized in that: said hole is mounting hole (501).

4. according to the door lock that has loop hook described in the claim 3, it is characterized in that: the linkage structure of said connecting rod is to stir kidney slot (301) corresponding on post (402) or kidney slot and the world sheet or stir post to cooperate.

5. according to claim 2 or the 3 or 4 described door locks that have loop hook, it is characterized in that: said connecting rod second traveller (403) is the boss post.

6. according to the door lock that has loop hook described in the claim 5, it is characterized in that: the other end of said connecting rod (4) is provided with the 3rd traveller (401) or mounting hole guiding mounting hole (201) or the guiding traveller corresponding with the lock shell cooperates.

7. according to the door lock that has loop hook described in the claim 6, it is characterized in that: said the 3rd traveller (401) or guiding traveller are the boss post.