CN2813815Y

CN2813815Y - Antitheft door edge lock

Info

Publication number: CN2813815Y
Application number: CN 200520103096
Authority: CN
Inventors: 应赤
Original assignee: 应赤
Current assignee: ZHEJIANG JULI INDUSTRIAL TRADING CO., LTD.
Priority date: 2005-06-16
Filing date: 2005-06-16
Publication date: 2006-09-06
Anticipated expiration: 2015-06-16

Abstract

The utility model belongs to the technical field of locksets, and particularly relates to an edge lock which is suitable for being matched and used with a door lock on a theft-proof door. The utility model aims at the existing defects, of the existing theft-proof door edge locks, of large size, complex structure, non-flexible poking and inconvenient installation, and provides a theft-proof door edge lock which has the advantages of small size, simple structure, flexible poking and convenient installation and is suitable for theft-proof doors. The utility model comprises a panel, a lock tongue, a lock case, a trailing bar, a slip poke rod, a convex block and a poke rod, wherein the slip poke rod is inserted in an upper and a lower slip poke rod jacks of the lock case. The tail part of the lock tongue is fixed on the head part of the trailing bar. The trailing bar is provided with an inclined slip slot, and is arranged in the lock case. The tail part of the trailing bar travels through a through hole at the tail part of the lock case. The poke rod fixed on the slip poke rod travels through the inclined slip slot on the trailing bar. The panel is fixed on the lock case. The lock tongue is inserted in a lock tongue hole of the panel. The convex block is fixed on the slip poke rod, and travels through the inclined slip slot on the trailing bar.

Description

Security door limit lock

Technical field

The novel lock technology field that belongs to of this use, particularly a kind of limit lock that is used with door lock on the security door that is applicable to.

Background technology

For improving the theftproof performance of security door, people set up the limit lock between the door lock of security door and world lock fork, for unblanking conveniently, the limit lock links together by the link gear of door lock and world lock fork, the open and close of limit lock and the open and close of world lock fork are controlled with the open and close of door lock synchronously, but existing security door limit lock body is long-pending big, structure is complicated, stir and owe flexibly, install inconvenient.

Summary of the invention

The utility model is latched in weak point at existing security door limit provides a kind of volume little, simple in structure, stirs flexibly, easy for installation, is applicable to the security door limit lock that uses on the security door.

The technical solution adopted in the utility model is finished in the following way: security door limit lock comprises panel, dead bolt, lock box, planker, dials slide bar, projection, poke rod; Dial slide bar be inserted in lock box on set aside in the slide bar jack; The afterbody of dead bolt is fixed on the head of planker, is provided with oblique chute on planker, and planker is installed in the lock box, and the afterbody of its middle carriage passes the through hole of lock box afterbody; Be fixed on the poke rod of dialling on the slide bar and pass oblique chute on the planker; Panel is fixed on the lock box, and dead bolt is inserted in the dead bolt hole of panel, and projection is fixed on to be dialled on the slide bar and pass oblique chute on the planker.During installation security door limit lock be contained in safe-guard door lock above or below security door on, the limit lock dial poke rod on the slide bar pitch with door lock and world lock between link gear link together.When security door of the present utility model being housed using, drive the rotation of door lock core with key, by upper and lower the moving of poke rod on group slide bar that is contained in the link gear drive limit lock between the lock fork of the door lock and the world, and force limit lock to be dialled in the oblique chute of projection on the lock planker of limit on the slide bar to slide, thereby it is flexible to drive the laterally mobile dead bolt that the limit is locked of the planker of locking on the limit, realizes the switching of limit lock.

The utility model security door limit lock and the phase-locked ratio in existing limit have that volume is little, structure is more succinct, stir characteristics flexible, easy for installation.The utility model is contained in outward appearance and the structure that does not influence security door on the security door, has strengthened the safety of security door, is easy to implement and promote.The utility model is particularly suitable for acting on a kind of limit that is used for being used with door lock on the security door and locks.

Description of drawings

Fig. 1 is the structural representation of security door limit lock.

The specific embodiment

Contrast accompanying drawing below, the utility model is described further by embodiment.

Comprise panel 1 with reference to accompanying drawing 1 the utility model security door limit lock, dead bolt 2, lock box 3, planker 4, dial slide bar 5, two projections 6, poke rod 7, wherein, dial slide bar 5 be inserted in lock box 3 on, set aside in the slide bar jack, the head of the afterbody of dead bolt 2 and planker 4 is fixed together, on planker 4, have oblique chute 8, planker 4 is contained in the lock box 3, the afterbody of planker 4 passes the through hole of lock box 3 afterbodys, be fixed on the poke rod of dialling on the slide bar 57 and pass oblique chute 8 on the planker 4, panel 1 is fixed on the lock box 5, dead bolt 2 is inserted in the dead bolt hole of panel 1, and two projections 6 are fixed on up and down to be dialled on the slide bar 5 and pass oblique chute 8 on the planker 4.During installation, security door limit lock be contained in safe-guard door lock above or below security door on, the limit lock dial poke rod 7 on the slide bar 5 pitch with door lock and world lock between link gear link together.

Claims

1, a kind of security door limit lock, it is characterized in that this security door limit lock comprises panel (1), dead bolt (2), lock box (3), planker (4), dial slide bar (5), projection (6), poke rod (7), wherein, dial slide bar (5) be inserted in lock box (3) on, set aside in the slide bar jack, the head of the afterbody of dead bolt (2) and planker (4) is fixed together, on planker (4), have oblique chute (8), planker (4) is contained in the lock box (3), the afterbody of planker (4) passes the through hole of lock box (3) afterbody, be fixed on the poke rod of dialling on the slide bar (5) (7) and pass oblique chute (8) on the planker (4), panel (1) is fixed on the lock box (5), dead bolt (2) is inserted in the dead bolt hole of panel (1), and projection (6) is fixed on to be dialled slide bar (5) and go up and pass oblique chute (8) on the planker (4).

2, security door according to claim 1 limit lock is characterized in that projection (6) comprises two projections up and down, and two projections are separately fixed at and dial slide bar (5) and go up and pass oblique chute (8) on the planker (4) up and down.