CN2296395Y

CN2296395Y - Anti-pry safety door

Info

Publication number: CN2296395Y
Application number: CN 97209113
Authority: CN
Inventors: 潘建
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-04-29
Filing date: 1997-04-29
Publication date: 1998-11-04
Anticipated expiration: 2007-04-29

Abstract

The utility model relates to an anti-prying safety door which is characterized in that a door leaf is provided with a fixed shaft and a cruciform rotating block which rotates around the shaft. Four ends of the cruciform rotating block are respectively movably connected with a push-pull rod. One of the push-pull rods is connected with a lock bolt of a lock head, and the rest three push-pull rods are fixedly connected with lock plunger push-pull plates in the upper, the right and the left directions of the door leaf. A key rotates to drive the push-pull rods to move and the cruciform rotating block to rotate to cause the lock plunger push-pull plates to push out or retract a lock plunger towards the upper, the right and the left directions. Thus the door can be locked or unlocked. The utility model which can control the door form both inside and outside only needing one lock and one hand has the advantages of flexible operation, firmness and reliability, and is especially suitable for use of financial departments.

Description

Anti-pry safety door

The utility model provides a kind of security door that can prevent to prize and steal, has belonged to class design and manufacturing technology field.

The security door kind that is used for the house at present is a lot, characteristics are respectively arranged, but be that a side from door leaf stretches out dead bolt door lock is lived mostly, though stretching out the security door that dead bolt lives door lock from other side of door leaf also has, but will be as driving safety cabinet a hand-screw key, the another hand is twisted door knob and just can be opened, and is cumbersome.

The purpose of this utility model is exactly that a kind of more convenient more firm Anti-pry safety door will be provided.This door need only insert key and just can the flexible sealed and unlatching door with a hand gently.

The purpose of this utility model is realized like this: Anti-pry safety door comprises door leaf, doorframe, door lock etc., be characterised in that the cross switch block 2 that door leaf is equipped with a fixed axis 1 and can be turned about this axis, four transverse planes of cross switch block 2 are fixed a pin 3 respectively, each root pin 3 all is installed with a pull bar 4, except that a pull bar with the dead bolt 5 of tapered end links to each other, its excess-three root pull bar be contained on the door leaf respectively, a left side, locking bolt draw back plate 6 on right three directions is fixedly connected, every locking bolt draw back plate 6 all is equipped with several locking bolts 7, and locking bolt 7 has corresponding patchhole on framework 10 of door leaf own and doorframe 11; Several bearings 8 or alignment pin 9 all are equipped with in both sides by every pull bar of Laos.Former and later two faces of door leaf all adopt sheet metal to carry out inclusion.Left and right sides locking bolt draw back plate 6 is equipped with 4 locking bolts respectively generally speaking, and top locking bolt draw back plate 6 is equipped with 2 locking bolts.

The utility model is described in further detail with closing using method below in conjunction with accompanying drawing.

Fig. 1 is the schematic diagram of door leaf internal construction under the unlatching situation.

Fig. 2 is the schematic diagram of door leaf internal construction under sealed situation.

Fig. 3 is the utility model user mode reference diagram.

From Fig. 1 as seen, when inserting the key rotation, pull bar 4 of dead bolt 5 pullings moves downward, cross switch block 2 clockwise rotates at this moment, its excess-three root pull bar 4 is released locking bolt draw back plate 6 from last, left and right three directions respectively, locking bolt 7 also promptly extend in the keyhole on the doorframe, and door is lockable.The Ruo Mennei personnel do not have key and then can't open the door and locked.The key reverse rotation, door is opened.The installation of bearing 8 makes moving of pull bar 4 play the guide rail effect more flexibly simultaneously.

The utility model is lived door lock from three directions, and is firm firm, only adorns one and locks and need only just can live or open by a hand from inside and outside two sides door lock, and important departments such as suitable family, especially banking and insurance business use.

Claims

1, a kind of Anti-pry safety door, comprise door leaf, doorframe, door lock etc., it is characterized in that the cross switch block (2) that door leaf is equipped with a fixed axis (1) and can be turned about this axis, four transverse planes of cross switch block (2) are fixed a pin (3) respectively, each root pin (3) all is installed with a pull bar (4), except that a pull bar with the dead bolt (5) of tapered end links to each other, its excess-three root pull bar be contained on the door leaf respectively, a left side, locking bolt draw back plate (6) on right three directions is fixedly connected, every locking bolt draw back plate (6) all is equipped with several locking bolts (7), and locking bolt (7) is having corresponding patchhole on (11) on own framework of door leaf (10) and the doorframe; Several bearings (8) or alignment pin (9) all are equipped with in both sides near every pull bar.

2, Anti-pry safety door according to claim 1 is characterized in that the two sides all adopts sheet metal to carry out inclusion before and after the door leaf.