CN2172340Y

CN2172340Y - S-type anti-theft door with long enough anti-prizing board

Info

Publication number: CN2172340Y
Application number: CN 93244458
Authority: CN
Inventors: 田焕章
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-11-11
Filing date: 1993-11-11
Publication date: 1994-07-20
Anticipated expiration: 2003-11-11

Abstract

The utility model belongs to an anti-theft safety door. The front opening side of a door leaf 1 is welded with a full-length anti-prizing board 2, the full-length anti-prizing board is appressed with a wall and slopes inwards, and the anti-prizing and anti-raking ability of the anti-theft safety door is enhanced. The front and the back sides of the door leaf are additionally and respectively provided with lock body protecting steel boards 4 which prevent a lockset from being removed easily by penetrating one hole of a door body or the lockset from being opened at the inner part of the door, the upper and the lower ends of the opening side of the door leaf in the vertical direction are additionally provided with latches 3 by means of a guide rod on the lockset 5, and the shock resistance of the anti-theft safety door is enhanced.

Description

S-type anti-theft door with long enough anti-prizing board

The utility model belongs to anti-theft safety door.The esidential building partition door generally uses steel paling form S type anti-theft safety door at present, the industry standards of public safety GA25-92 of People's Republic of China (PRC) anti-theft safety door general technical specifications has proposed the specific performance requirement to such anti-theft safety door, there is certain fit clearance at the state of closing the door between the door leaf opened at front face limit of existing this series products and doorframe, taken off destruction by sled easily.

The purpose of this utility model is: design the anti-theft safety door of the elongated anti-skid plate of a kind of door leaf opened at front face sideband, to increase the survivability of anti-theft safety door.

Figure of description is the utility model structural representation, in conjunction with the accompanying drawings the utility model is described as follows: the utility model is connected long anti-skid plate 2 in the opened at front face side weld of door leaf 1, the overlap edge of this plate and doorframe 6 slopes inwardly and is close to body of wall, and cover doorframe 6 fully, eliminate door leaf opened at front face limit and the fit clearance of doorframe when closing the door state, prevent that opening the limit from door leaf prizes to take off with instrument and open security door; 208 or the 209 Three-bearings lock 5 that the utility model adopts the Ministry of Public Security to recommend utilizes the guide rod on the lockset at door leaf unlatching limit vertical direction upper/lower terminal a latch 3 and doorframe locking to be set respectively; Door leaf just, back of the body two sides is welded with each one of lock body shoulder guard 4 in the lockset installation position; Doorframe stretches into body of wall and supports steel bar stress longitudinally, be distributed on the doorframe dual-side, each 3 point of every limit, bar diameter is not less than 10mm, the linking intensity of any point can bear the shearing action of 1000N and not produce gross distortion or fracture, after doorframe is in place, use cement, mortar that the space between body of wall and doorframe is tamped.

Compare with existing technology, major advantage of the present utility model is: set up the fit clearance that elongated anti-skid plate has been eliminated door leaf opened at front face limit and doorframe, the anti-sled that has strengthened this type of anti-theft safety door is greatly taken off ability; Set up the lock body shoulder guard, stop to penetrate Men Tiyi hole easily and dismantle or in door, open lockset; Door leaf is opened limit vertical direction upper/lower terminal and is set up latch, has strengthened the impact resistance of security door greatly.

Claims

S shape anti-theft safety door with elongated anti-skid plate, the opened at front face side weld that it is characterized by at door leaf has elongated anti-skid plate, this plate slopes inwardly and is close to body of wall, cover the doorframe of overlap joint with it fully, eliminated door leaf opened at front face limit and the fit clearance of doorframe when closing the door state, prevention is taken off with the instrument sled from door leaf unlatching limit and is opened security door.