CN2440108Y

CN2440108Y - Anti-theft door

Info

Publication number: CN2440108Y
Application number: CN 99245852
Authority: CN
Inventors: 袁德俊
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-09-27
Filing date: 1999-09-27
Publication date: 2001-07-25
Anticipated expiration: 2009-09-27

Abstract

The utility model relates to an anti-theft door. One key or a plurality of keys can be used simultaneously for opening, locking and closing a plurality of hook head tight locking points arranged on the circumference of an inner cavity of a door leaf, and the utility model is protected by an inner cavity mechanism. After the door leaf is opened and components are locked, each hook head tight locking point on the circumference of the inner cavity of the door leaf is still locked even when the door lock is destroyed by a jack, a gun shooting and a micro explosion from the inner side of the door leaf, so the general anti-theft height of the door leaf of the anti-theft door which simply depends on a door lock is improved, and the security of the anti-theft door for protecting the living room is further improved; the utility model can be used as a substitute product of the old anti-theft door, and only one key is used for opening and locking the anti-theft door, so the user can conveniently open and lock the anti-theft door.

Description

Security door

This patent is a kind of anti-theft product that is used for the high effect on dwelling house or other buildings; this security door is by (also can dispose two a) key; many around unlatching or the locking seat door leaf the gib head locking point; when exposing in the door exterior surface end, door lock is subjected to jack, gunslinging, miniature explosive when the inboard application of force of door; the interior control mechanism of door inner chamber is positioned at cut-out the transmission device of door leaf inner chamber; each gib head locking point of better protection, after door lock is ruined, the still self-locking of each locking point.It is made up of door leaf, doorframe, gib head locking point assembly, break-in assembly and driving member etc.

The security door in past is opened, the locking door leaf all is two keys.One in order to open.Locking is positioned at the cross locking at door leaf middle part, and another is in order to each locking point of opening, locking is positioned at other positions of door leaf periphery.No matter and cross locking, still upright lock etc., the frame mode of its locking door leaf and doorframe then all is to go within the square hole or circular hole under the doorframe reservation with the dead bolt straight cutting.This locking door leaf in past and the frame mode of doorframe, because its dead bolt is directly to insert within the hole of doorframe, therefore, as the burglar with tools used in crime such as crowbar or flat chisels along the slit between door leaf and the doorframe, to the security door of this locking mode of past, when destroying, just can cause the dead bolt of the side that is positioned at door leaf, lockhole from the side that is positioned at doorframe withdraws from easily, and reaches the unlatching door leaf, the purpose of burglary.

The cross locking of past security door, it is the attached inner surface that is affixed on door leaf, the dead bolt of upright lock then is the parts that directly are welded as a whole with the iron rod of transmission, and its other end then is directly and the lockset connection of unlatching, locking door leaf, and lockset then just is fixed on the door leaf with several pieces of Screws.The lashing force summation that it adheres to also has only the strength of hundreds of kilogram.Jack, gunslinging, miniature explosive press to the door inboard, all door lock can be destroyed, and after door lock is ruined, will drive the hole that each dead bolt withdraws from a certificate simultaneously with the joining pull bar of door lock, and door leaf promptly is unlocked.Defective at the existence of above-mentioned security door in the past, the inventor has applied for 931030595 security door patents in 1993, but because its locking that lacks slit between door leaf and doorframe does not still improve, the structure of the simple dependence door lock that just will pass by has been brought up on the height of dependence door body.And its cost of manufacture is very expensive again, and for this reason, the inventor on the basis of 93103059.5 patents, has developed this with a plurality of gib head locking points around a key (also can design two or many keys as required) unlatching, the locking seat door leaf again.And installed interior control mechanism at the door leaf inner chamber, with the antitheft security door of simple dependence door lock in past, bring up to the overall antitheft height of door leaf.

This patent above-mentioned purpose is achieved in that

A kind of door leaf inner chamber is equipped with control mechanism, transmission mechanism in unlatching, the locking mechanism, and the security door that is provided with a plurality of gib head locking points around door leaf is characterized in that: a plurality of gib head locking points that are provided with around this security door unlatching, locking mechanism, interior control mechanism, transmission mechanism and the door leaf all are assemblied within the door leaf inner chamber.It is characterized in that said unlatching, locking mechanism overall fixed are among the inner chamber of door leaf, its outer end is the lockhole that is exposed to the door leaf external surface, inner chamber and interior control mechanism, transmission mechanism link, and link by the driving member of transmission mechanism and break-in assembly and the gib head locking point assembly that is positioned at around the door leaf inner chamber, drive link by the locking point assembly drives the square hole that the gib head hook sliding door frame in the tight point assembly of gib head is reserved, or withdraw from, thereby the purpose that reaches locking or open door leaf from the square hole that doorframe is reserved.Control mechanism is to be made of by parts such as kinetoplast and inner bottom platings unlatching, interlock assembly, internal control active body, internal control in said.Work as unlatching, the end that interlock assembly is exposed to the door leaf external surface is subjected to external jack and imposes roof pressure power or gunslinging to the door leaf inboard, miniature explosive is when the door leaf inboard imposes impact force, open, interlock assembly will drive the internal control active body side direction in door leaf that links with it and move, force in from itself and internal control by between the kinetoplast, the driving member that passes, and the passive main body of the internal control that is positioned at the door leaf inboard, then under the support of inner bottom plating in door leaf side direction apparent bearing outside door leaf, to the driving member that is urged, impose reaction force, thereby reach, be breaking at the driving member that passes between itself and the internal control active body, each gib head locking point assembly connects around the door leaf inner chamber with being connected on, reaching each locking point is opening, interlock assembly is ruined, and is positioned at the gib head locking point purpose of self-locking still around the door leaf inner chamber.Said transmission mechanism is to be distributed to be provided with at the inner chamber of door leaf by drive link, break-in assembly, driving member, regulating part to constitute.

This security door drive link is stirred the motion-promotion force of the gib head in the gib head locking point assembly, and transmission mechanism drives the power of drive link motion, all come it, after unlatching, the interlock assembly that install at door leaf inner chamber middle part is exposed to the insertion of door leaf external surface key, the strength that human finger twisting key produces.

This security door is the security door of the high antitheft effect of a kind of newest structure, anti-theft effect excellence, it has thoroughly changed the outmoded straight cutting structure of the point of security door locking in the past, and assembled interior control mechanism at the door leaf inner chamber, with the simple technology that relies on the door lock defence of past, bring up to the height that utilizes the overall defence of door leaf, and can only adopt a key in unlatching, the locking process of door leaf, just can instruct that whole gib head locking points are opened simultaneously, locking.Both reduce user loaded down with trivial details in using, more strengthened the anti-theft effect of security door again.Be a kind of ideal, Shi Yong anti-theft product more more.

Introduce the structure and the embodiment of this patent in detail below in conjunction with accompanying drawing:

Accompanying drawing 1 is a this patent door leaf inner-cavity structure artwork

Accompanying drawing 2 is this patent door leaf inner chamber vertical cross sections at unlatching, interlock assembly center.

This security door constitutes the gib head locking point by gib head 5, doorframe square hole 6 in drive link 3, gib head locking assembly 4 and the gib head locking assembly.When inserting the unlatching, the interlock assembly 2 that are positioned at door leaf inner chamber middle part with key, the user exposes when the keyhole of door leaf external surface rotates, rotational parts in twisting unlatching, the interlock assembly 2 is rotated, thereby it is reciprocating along the direction of break-in assembly 7 guidings that are positioned at door leaf inner chamber periphery to drive driving member 10, drive the drive link 3 that links with it simultaneously and do reciprocating action, draw as hook or loose action with respect to doorframe square hole 6 to drive the gib head 5 that is positioned at gib head locking assembly 4 bodies that links with it, open the purpose of door leaf to reach locking.In the time of among gib head 5 hooks are pulled in doorframe square hole 6, the instruments such as flat chisel, crowbar of just can resisting are effectively pressed security door along the slit sled that door leaf 8 and doorframe 12 retain when the locking.

Above-mentioned unlatching, interlock assembly 2 are when parts connects with driving member 10 within it, and its integral body is also connecting internal control main body 13.When unlatching, interlock assembly 2 expose and be subjected to external in door leaf external surface end, when the impact force of the roof pressure of the jack that imposes to the door leaf inboard or gunslinging, miniature explosive, its unlatching, interlock assembly 2 will be with it to the door leaf medial movement, drive internal control main body 13 side direction in door leaf simultaneously and move, and on the application of force and the driving member 10 that passed between the kinetoplast 14 from itself and internal control.This moment driving member 10 opposite side, then be subjected to being installed in the reaction force that the internal control on the inner bottom plating 1 is produced relatively by kinetoplast 14, under the effect of this pincer attack power, driving member 10 will be cut off, thereby interrupted unlatching, interlock assembly 2 connects with each gib head locking assembly 4, after having realized that unlatching, interlock assembly 2 are damaged by jack, gunslinging, miniature explosive, be positioned at the still self-locking of gib head locking assembly 4 all around of door leaf 8 inner chambers, and the effect that is not unlocked, thereby changed thoroughly that security door lockset is in the past ruined and situation that door leaf promptly is unlocked.With the defence of the antitheft simple dependence door lock from the past of security door, bring up to height with the overall defence of door leaf, make indoor antitheft safer, more reliable.Regulating part 11 is in order to the cooperation of adjusting driving member and the assembly of strength.Peeping at mirror 9 is loud and clear prestige mirrors of peeping at the outer situation of door leaf in order to owner.

Can be clear that according to above-described security door this security door does to improve completely past security door locking dot structure, further improved the overall antitheft effect of security door, can one key-operated whole locking points, simplified the trouble that the user uses again, make security door reach comparatively desirable height, will make the antitheft level of house, room door more attain perfection as if monitoring means such as being equipped with electronic warning again.

Claims

1; a kind of door leaf of making at sheet metal is opened shop front middle part, seam side and is being assembled one (also can two) cruciate flower shape anti-drill lock; opening; the locking process; instruction is simultaneously opened seam place a plurality of gib head locking point locking around being positioned at door leaf; open; and the lockset end in the inner chamber of this cruciate flower shape anti-drill lock installation and door leaf external surface door-plate; the security door that connects transmission component and interior control mechanism; it is characterized in that: the said interlock assembly 2 that constitutes by a plurality of elements; the interior cruciate flower type lock core of adorning of the anti-drilling lockset lock of standard cruciate flower direct and market circulation links; and the while is at the drive link 3 of outer end tie; the transmission mechanism that is made of by break-in assembly 7 and interlock assembly 2 and regulating part 11 drive link 3 connects with the driving member in a plurality of gib head locking point assemblies 4 and drives gib head 5 do locking in doorframe square hole 6; opening movement; and the anti-drilling lockset of cruciate flower shape of part device in this security door door leaf external surface; the lock that is assemblied in the interlock assembly 2 of door leaf inner chamber directly links with the internal control active body 13 of interior control mechanism; protection was around drive link 3 when this internal control active body 13 was connected by kinetoplast 14 with internal control; internal control then is fixed on by the other end of kinetoplast 14 on the surface of door leaf inner chamber of inner bottom plating 1, thereby constitutes the another important technology feature of this security door internal control protection mechanism.

2, security door according to claim 1, it is characterized in that opening, interlock assembly 2 constitutes a plurality of locking points with drive link 3, gib head locking point assembly 4, gib head 5, doorframe square hole 6 and fundamentally changed the structure of security door direct-inserting locking point in the past, more strengthened security door and resisted the destruction of instrument such as the flat product of crowbar security door.

3, security door according to claim 1, the interior control mechanism that it is characterized in that opening, interlock assembly 2 and internal control active body 13, internal control is constituted by kinetoplast 14, inner bottom plating 1, thoroughly changed the mode that the past security door relies on door lock to defend merely, utilized the overall antitheft height of door leaf relying on the door lock defence to bring up to merely.

4, security door according to claim 1 is characterized in that unlatching, interlock assembly 2, has simplified the program of two key operated door leafs of security door in the past, makes this security door not only improve antitheft safety factor but also made things convenient for the user who uses.