CN2212063Y - Multiple-bar anti-pry door - Google Patents

Abstract

A plurality of rivet-shaped short bars are fixed on the flank of the door leaf on the multiple-bar anti-pry door of the utility model. Access slits which are corresponded with the short bars and enables bar heads to come in is installed on the opposite standing stile of the door. A strip-shaped bolt flashboard which is stuck on the inner wall of the stile and can move up-down along the channel border is installed in the standing stile. The access slits on the bolt flashboard have corresponding positions, the same number and size as the access slits on the standing stile. Same-positioned set bar ports are installed on the standing stile and the bolt flashboard, and flashboard handles on the bolt flashboard are abutted on the inner and outer side of the standing stile on the door case. A door lock is installed on the inner side of the door leaf on which an unlocking pore passage is provided. The utility model adopts the multi-point fastening between the door leaf and door case, resulting in good performance of pick-proof and against spoiling.

Description

Multiple-bar anti-pry door

The utility model belongs to metal anti-theft door.

At present, be at most that three doors in upper, middle and lower are fastened 3 lockings between the door leaf of metal anti-theft door and the doorframe, and upper and lower keeper is essentially one, so soundness is relatively poor, in addition, the locking face of metal anti-theft door all is exposed at outer side of door, so that open the lock with the key and shut, this lock reduces the theftproof performance of safety door with the combination of door greatly, the burglar can unload door lock by the junction of destroying lock core or lock and door, door is opened, so most of security door pick-proof performances are bad.

The purpose of this utility model is to provide a kind of pick-proof performance good metal anti-theft door.

The purpose of this utility model realizes by technical scheme shown in the drawings, it comprises a metal door leaf 2, doorframe 1 and door lock 13, two stiles of doorframe are the case tubular type, be that its cross section is a rectangle, hollow, the utility model is well-balanced several hatch bolts 8 that is fixed with on the swing flank side surface of door leaf, hatch bolt head is big, be rivet-like, the relative gap that the bolt head is entered with hatch bolt position is arranged on corresponding doorframe stile, in the case pipe of this stile, there is one by the spacing strip keeper flashboard 9 that makes it to be attached on the inside pipe wall and can move up and down along tube wall of limited post 10, there is corresponding size consistent on the keeper flashboard with gap position on the stile, the gap that number is identical, gap upwards has a strip shape gob, on the stile and on the keeper flashboard lock-tongue port of position consistency is arranged, the inboard and the outside to the doorframe stile on the keeper flashboard are connected to flashboard handle 5; Lock of the present utility model is arranged on an inboard, on the swing limit of door leaf, have the duct 12 of unblanking, door lock is fixed on the inboard open keyhole of door leaf next door, locking face is in door, and dead bolt 11 is corresponding with the dead bolt hole on the stile, and the utility model opposite house improves with the folding that is connected between the doorframe, the axle bed 6 of door butt 14 is fixed in the case pipe of a stile, 7 one-tenth connecting lever shapes of the folding page body that is connected with hinge pin are by stretching out in the case pipe, and are affixed with the door inboard, make whole door butt all be in an inboard.The utility model can be provided with the duct backplate 3 of unblanking at the duct collar extension of unblanking, backplate is hinged on the door leaf, the backplate inboard is fixed with coded lock or built-in lock 4, and the relevant position is provided with lock-tongue port on the sidewall in duct of unblanking, and the duct backplate of unblanking can be locked on the door leaf.

Structure of the present utility model has been strengthened pick-proof, the preventing destructing performance of metal anti-theft door, when locking a door, the bolt head enters the gap on doorframe and the flashboard, flashboard is pulled down, the keeper head is blocked by the strip shape gob on the flashboard, after dead bolt stretches into lock-tongue port on doorframe stile and the keeper flashboard, with the flashboard locking position.The multiple-bolt structure makes door leaf combine with the doorframe multiple spot,, make the locking of door leaf and doorframe very firm, the pick-proof performance improves greatly.The built-in lock of the security door in past and folding are exposed to outdoors; it is the weak link of security door always; it is the breach that the burglar implements larceny; the utility model is arranged on folding and built-in lock the inboard of door; be subjected to the protection of metal panels; and the distance between security door and the protected door is very little, and the burglar can't implement destruction.The utility model is not increasing the tamper-proof function that has strengthened metal anti-theft door under how many condition of cost greatly.Be suitable for family and finance and secret department.

Accompanying drawing 1 is a front view of the present utility model;

Accompanying drawing 2 is a right view of the present utility model;

Accompanying drawing 3 is a left view of the present utility model;

Accompanying drawing 4 is accompanying drawing 3C-C place sectional view;

Accompanying drawing 5 is the utility model rear elevation;

Accompanying drawing 6 is the utility model sectional view.

Embodiment one

Doorframe is made by thick 1.5 millimeters cold-rolled steel sheet, and the door leaf outer panels adopts 1.2 millimeters cold-rolled steel sheets of thickness, and the door leaf wainscot adopts thick 1.0 millimeters cold-rolled steel sheets, 4 hatch bolts are established in the door leaf side, 16 millimeters of bolt head lengths, 10 millimeters of keeper root diameter (RD)s, 16 millimeters of bolt head diameters; Keeper flashboard employing thickness is 2.5 millimeters carbon spring steel, long 1880 millimeters of flashboard, wide 60 millimeters, flashboard pastes by limited post and hangs on the inwall of stile, 4 and corresponding gap of keeper and strip shape gob are arranged on it, gap is wide 18 millimeters, strip shape gob is wide 12 millimeters, and the gap on the doorframe stile is wide 18 millimeters, and the duct cross sectional shape of unblanking is that a great circle respectively expands a less semicircle to both sides, approximate ellipsoidal, the ellipse duct ecto-entad of unblanking is gradually narrow, 80 millimeters of exterior elliptical axis of great circles, oval long 140 millimeters, 64 millimeters of inboard oval axis of great circles, oval long 120 millimeters.The duct backplate of unblanking is hinged on the door leaf, and the backplate inboard is fixed with coded lock, and the relevant position is provided with lock-tongue port on the sidewall in duct of unblanking, and the duct backplate of unblanking can be locked on the door leaf.

Embodiment two

The hatch bolt adopts the groove type structure, be that keeper is cylindric, have groove in the both sides of bolt head, 12 millimeters of hatch bolt diameters, long 16 millimeters, both sides have wide 4 millimeters, dark 4 millimeters groove, and the hatch bolt is established 6 altogether, and doorframe stile gap is wide 14 millimeters, the flashboard gap is wide 14 millimeters, strip shape gob is wide 9 millimeters, the inboard fixedly built-in lock of the duct backplate of unblanking, and other are with embodiment one.

Claims (7)

1, a kind of multiple-bolt is anti-forces open the door, by metal door frame, door leaf and door lock are formed, two stiles of doorframe are the case tubular type, be that its cross section is a rectangle, hollow, it is characterized in that well-balanced several square keepers that is fixed with on the swing flank side surface of door leaf, hatch bolt head is big, be rivet-like, the relative gap that the bolt head is entered with hatch bolt position is arranged on corresponding doorframe stile, in the case pipe of this stile, there is one by the spacing strip keeper flashboard that makes it to be attached on the inside pipe wall and can move up and down along tube wall of limited post, there is corresponding size consistent on the keeper flashboard with gap position on the stile, the gap that number is identical, gap upwards has a strip shape gob, on the stile and on the keeper flashboard lock-tongue port of position consistency is arranged, and the inboard and the outside to the doorframe stile on the keeper flashboard are connected to the flashboard handle.

2, force open the door according to the said multiple-bolt of claim 1 is anti-, it is characterized in that door lock is arranged on an inboard, have the duct of unblanking on the swing limit of door leaf, locking fixes on the inboard open keyhole of door leaf next door, locking face is in door, and dead bolt is corresponding with the dead bolt hole on the stile.

3, force open the door according to the said multiple-bolt of claim 1 is anti-, it is characterized in that the axle sleeve of door butt is fixed in the case pipe of a stile, the folding page body that is connected with hinge pin becomes the connecting lever shape by stretching out in the case pipe, and is affixed with the door inboard.

4, force open the door according to the said multiple-bolt of claim 2 is anti-, it is characterized in that the axle sleeve of door butt is fixed in the case pipe of a stile, the folding page body that is connected with hinge pin becomes the connecting lever shape by stretching out in the case pipe, and is affixed with the door inboard.

5, prevent forcing open the door according to claim 1 or 2 or 3 or 4 said multiple-bolts, the duct collar extension that it is characterized in that unblanking is provided with the duct backplate of unblanking, backplate is hinged on the door leaf, the backplate inboard is fixed with coded lock or built-in lock, the relevant position is provided with lock-tongue port on the sidewall in duct of unblanking, and the duct backplate of unblanking can be locked on the door leaf.

6, prevent forcing open the door according to claim 1 or 2 or 3 or 4 said multiple-bolts, it is characterized in that keeper is cylindric, has groove in the both sides of bolt head.

7, force open the door according to the said multiple-bolt of claim 5 is anti-, it is characterized in that keeper is cylindric, has groove in the both sides of bolt head.

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