CN103758410A

CN103758410A - A multipoint lock assembly

Info

Publication number: CN103758410A
Application number: CN201310626093.4A
Authority: CN
Inventors: 爱德华·唐纳德·艾伦
Original assignee: ABRA ALUMINIUM Pty Ltd
Current assignee: ABRA ALUMINIUM Pty Ltd
Priority date: 2008-11-06
Filing date: 2009-11-06
Publication date: 2014-04-30
Also published as: CN103758414A; AU2009311262B2; AU2009311262A1; NZ593156A; WO2010051592A1; CN102245847A; CN102245847B; CN103758414B

Abstract

A multipoint lock assembly for a security screen door. The lock assembly includes: a main lock; at least one remote lock; and a remote lock connector for connecting the main lock and the remote lock. The remote lock comprises a lock bolt and a hook bolt arranged at the lock bolt in a pivot way. The lock bolt and the hook bolt can move between a retracted unlocked position and an extended locked position. The hook bolt can move in response to movement of the lock bolt, wherein, before the hook bolt begins to move to the extended locked position, the lock bolt moves to the extended locked position.

Description

Multi-point lock assembly

The present invention is to be that November 6, application number in 2009 are 200980149269.3(PCT/AU2009/001446 the applying date), the denomination of invention divisional application that is the application for a patent for invention of " multi-point lock assembly ".

Technical field

The present invention relates to a kind of multi-point lock assembly for swing door or sliding door.Multi-point lock assembly according to the present invention is particularly suitable for being used in anti-theft screen door.Therefore, with regard to this embodiment, applying description the present invention is easily.But, be to be understood that the present invention is equally applicable to the door of other type.

Background technology

Multi-point lock assembly generally includes central authorities' lock and locks isolated one or more far-ends lock with central authorities, and wherein, each far-end lock is connected in center lock by the connector that is conventionally metal link rod form.Multi-point lock provides improved safety by making the door locking that can---be usually located at middle position---in two or three isolated positions rather than a position for door.

Anti-theft screen door has the framework of being made by extruded aluminium conventionally.Because this is relative lightweight, so they conventionally can easily be pried open and bending enter without approval making it possible to.For this reason, except being positioned at the lock at center, these doors are typically provided with two far-ends lock, and one is positioned to adjacently with the upper end of door, and another is positioned to adjacent with the lower end of door.Each far-end lock conventionally has and is arranged in the striker of doorframe or the slip dead bolt that retainer engages.

In order to make unauthorized entering become more difficult, hook tongue rather than slip dead bolt have been attempted using.In this respect, hook tongue is prized from its retainer common more much more difficult than sled slip dead bolt.But regrettably, hook tongue is problematic while being used for swing door, because hook tongue does not often engage with retainer completely.This often occurs in gap between door and doorframe when too large, for example, while being greater than about 4mm.Expect to provide the multi-point lock that overcomes or improve the problems referred to above.

Comprise that in this manual, any introduction about document, device, behavior or knowledge is all for content of the present invention is described.Should not be considered as admitting that any these materials form the priority date of claim herein or the part on prior art basis or the common practise of association area before, in Australia or any other country.

Summary of the invention

According to another aspect of the present invention, be provided for the multi-point lock assembly of anti-theft screen door.Lock set comprises master lock, at least one far-end lock and the far-end lock connector of locking for connecting master lock and far-end.Far-end lock comprises dead bolt and is installed on pivotally the hook tongue of dead bolt.Dead bolt and hook tongue can and stretch out between latched position and move at retraction unlocked position.Hook tongue can move in response to the motion of dead bolt, wherein, at hook tongue, starts to stretching out towards it before latched position moves, and dead bolt stretches out latched position towards it and moves.

Preferably, hook tongue is pivotally mounted in the recess in dead bolt.In addition, hook tongue can be outstanding from dead bolt when in its extended position.In addition, before hook tongue starts to be pivotally moved to its extended position, the end of dead bolt preferably from far-end lock lock wall shell outstanding.In this respect, before hook tongue rotates and be outstanding from dead bolt, dead bolt can stretch out about 15mm to 20mm.Recess preferably includes inclined surface, and this inclined surface has and protruding of hook tongue butt in stretching out latched position.In addition, moving to from retracted position the process of extended position, hook tongue can due to gravity rotate until the protuberance of hook tongue against protruding.

While moving between extended position and retracted position, dead bolt preferably carries out rectilinear motion.In addition, dead bolt is moved to from extended position the process of retracted position, when the shank of hook tongue and front lock housing wall depart from, hook tongue can start to turn to retracted position under Action of Gravity Field.

Accompanying drawing explanation

Further benefit of the present invention and advantage will become apparent from the following description of the preferred embodiment of the present invention.Any one in the statement that should not be considered in the upper joint of restriction described.With reference to following figure, preferred embodiment is described, wherein:

Fig. 1 is according to the side isometric view of the multi-point lock assembly of embodiment of the present invention;

Fig. 2 is the side isometric view of the master lock of the lock set shown in Fig. 1, and this side perspective illustrates the lock housing of attached and master lock of master lock, connecting rod and drive member that a side chain shell is removed in second orientation;

Fig. 2 a is the stereogram of a part for the drive member of the master lock shown in Fig. 2, and this stereogram has illustrated the first hole and the second hole for connecting connecting rod; Fig. 3 is the side isometric view of first or the top far-end lock shown in the lock set of Fig. 1;

Fig. 3 a is mounted in the partial view of far-end lock in the anti-theft screen door with the framework with inner chamber, shown in Fig. 3 and connecting rod;

Fig. 3 b is the rear end view of a part for the master lock shown in Fig. 2, wherein, the lock housing of master lock in first orientation so that connect the first end of the connecting rod of the first far-end lock;

Fig. 3 c is the rear end view of a part for the master lock shown in Fig. 2, wherein, the lock housing of master lock in third party position so that connect the first end of the connecting rod of the second far-end lock;

Fig. 4 is the view of the far-end lock shown in Fig. 3, and wherein a part for far-end lock housing is removed;

Fig. 5 is the view of the far-end lock shown in Fig. 4, and wherein locking component illustrates to illustrate the layout of hook tongue in locking component with transparent inner view;

Fig. 6 is the lateral view of second or the lower distal end lock shown in the lock set of Fig. 1, and wherein locking component and hook tongue are in extended position;

Fig. 7 is the view of the far-end lock shown in Fig. 6, and wherein a part for far-end lock housing is removed; And

Fig. 8 is the view of the far-end lock shown in Fig. 7, and wherein locking component illustrates with transparent inner view.

The specific embodiment

With reference to accompanying drawing, the multi-point lock assembly 1 for anti-theft screen door is shown, this anti-theft screen door has the framework 2 with inner chamber 4.Lock set 1 comprises that central authorities locks or master lock 3, the first far-end lock 5 and the second far-end lock 7, the first far-ends locks 5 and the second far-end lock 7 and eachly by the first far-end lock connector 9 and the second far-end lock connector 11, be connected in master lock 3 respectively.Each rigid connection member and the one or more support bushing 35 of preferably including of far-end lock connector 9,11.Each rigid connection member is preferably the form of metal link rod 13.Preferably install the top of propylaeum and bottom respectively for the first far-end lock 5 and the second far-end lock 7.

The first end 15 of the connecting rod 13 of the first far-end lock connector 9 can attach to the drive member 17 of master lock 3.Drive member 17 is slidably mounted in the lock housing 18 of master lock 3.The second end 19 of the connecting rod 13 of the first far-end lock connector 9 attaches to the actuator arm 21 of the first far-end lock 5.For this reason, actuator arm 21 has notch 23, and the second end 19 of connecting rod 13 can navigate in this notch 23.Similarly, first end 15 can be connected in the first hole 25 of drive member 17, thereby connecting rod 13 is fixed on to drive member 17.

As seen best in Fig. 2 and 2a, the first hole 25 in drive member 17 comprises the cut portion 27 on the opposite side that is positioned at the first hole 25.Cut portion 27 be dimensioned to and the spaced apart first end 15 that is designed so that connecting rod 13 of cut portion 27 can wear the first hole 25 at the fashionable dress that aligns with cut portion 27.For this reason, the size and dimension of the first end 15 of connecting rod 15 is designed in order to be assembled in the first hole 25 when first end 15 aligns with cut portion 27.For first end 15 is alignd with cut portion 27, master lock 3 or connecting rod 13 must rotate into first end 15 can be moved in the first hole 25.Cut portion 27 in the first hole 25 in drive member 17, be located to need master lock 3 in first orientation---at this moment the lock housing 18 of master lock 3 becomes the angle of about 45 ° with respect to the longitudinal axis of connecting rod 13---as shown in Figure 3 b so that first end 15 assembles through the first hole 25.After first end 15 has been inserted in the first hole 25, master lock 3 can be moved to second orientation as illustrated in fig. 1 and 2, at this moment the lock housing 18 of master lock 3 is alignd with connecting rod 13.

The connecting rod 13 of the second far-end lock connector 11 attaches to drive member 17 in the mode similar to the connecting rod 13 of the first far-end lock connector 9.In this respect, drive member 17 comprises that the first end 31 of the connecting rod 13 of the second hole 29, the second far-end lock connectors 11 can navigate in described the second hole 29.The second hole 29 preferably has the shape similar to the shape in the first hole 25 in drive member 17.For this reason, the second hole 29 also comprises the cut portion 27 on the opposite side that is positioned at the second hole 29.But as seen in Fig. 2 a, the second hole 29 is oriented so that cut portion 27 in the second hole 29 arranges with the angle different from the cut portion 27 in the first hole 25.In this respect, the cut portion 27 in the second hole 29 is with respect to cut portion 27 angle in 90 ° in the first hole 25.Therefore,, for the first end 31 of the connecting rod 13 that makes the second far-end lock connector 11 aligns with cut portion 27, master lock 3 must be with differently directed when the first end of the first far-end lock connector 9 15 is attached to the first hole 25.For this reason, need master lock 3 in third party position as shown in Figure 3 c, at this moment with respect to master lock 3, the position when the first orientation as shown in Figure 3 b becomes the angle of about 90 ° to the lock housing 18 of master lock 3.

The second end 33 of the connecting rod 13 of the second far-end lock connector 11 is locked the similar mode of the mode of 5 actuator arms 21 and is attached to the second far-end lock 7 to be connected to the first far-end to the second end 19 of the first far-end lock connector 9.In this respect, the second far-end lock 7 comprises that the second end 33 of actuator arm 21, the second far-end lock connectors 11 with notch 23 can navigate in notch 23.The first far-end lock 5 is similar with the second hole 29 to the first hole 25 in drive member 17 with the shape of the notch 23 in the second far-end lock 7.Similarly, the shape of the second end 19,33 of connecting rod 13 is similar with their contrary

first end

15,31.

The first far-end lock connector 9 and the second far-end lock connector 11 comprise the multiple support bushings 35 that are positioned at isolated position along the length of each connecting rod 13.As seen best in Fig. 3, support bushing 35 comprises multiple protuberances 37 that radially extend with outer end 39.As shown in Figure 3 a, outer end 39 provides abutment surface for support bushing 35, and this abutment surface can engage with the sidewall of the inner chamber 4 in the framework of anti-theft screen door 2.The longitudinal axis that protuberance 37 is parallel to connecting rod 13 extends.Each support bushing 35 also comprises center hub 41, and this center hub 41 has the path through this center hub 41, and connecting rod 13 is through this path location.When connecting rod 13 and the support bushing 35 that is associated are positioned to the framework 2 of anti-theft screen door when interior, support bushing 35 prevents that connecting rod 13 from engaging with the sidewall of framework 2 effectively.In addition, because protuberance 37 is parallel to the longitudinal axis of connecting rod 13, extend, so make when connecting rod 13 is when the run duration of far-end lock 5,7 moves around along its longitudinal axis, the CONTACT WITH FRICTION between the sidewall of framework 2 and the outer end 39 of protuberance 37 minimizes.This guarantees that support bushing 35 can play their required effects of playing, i.e. the motion perpendicular to their longitudinal axis at the run duration limiting rod 13 of far-end lock 5,7, and do not suppress the axially-movable of connecting rod 13 simultaneously.

As seen in Fig. 3,4 and 5, the first far-end lock 5 comprises the actuator arm 21 of installing pivotally around pivotal point 43.In one end of actuator arm 21, there is notch 23 for being connected in connecting rod 13.The end opposite of actuator arm 21 is bonded on the guiding channel 45 that is arranged in slip dead bolt 47.Far-end lock 5 also comprises hook tongue 49, and hook tongue 49 is pivotally mounted on the recess 55 that is arranged in dead bolt 47.At the second far-end lock 7 shown in Fig. 6,7 and 8.The second far-end lock 7 has the structure identical with the structure of the first far-end lock 5, and same Reference numeral is used for the feature that the feature shown in mark and Fig. 3,4 and 5 is equal to.

Slip dead bolt 47 and hook tongue 49 can move stretching out between latched position and the retraction unlocked position as shown in Fig. 3,4 and 5 as shown in Fig. 6,7 and 8.Dead bolt 47 is moved to from retracted position the process of extended position, hook tongue 49 due to gravity can around pivotal point 53 rotate until the protuberance 57 of hook tongue 49 against protruding 59 in inclined surface 51, wherein this inclined surface 51 is positioned at the recess 55 of dead bolt 47.First hook tongue 49 moves to extended position with respect to dead bolt 47 dead bolt 47 that is located to slide, and then hook tongue 49 starts to rotate.In this respect, when moving to extended position from retracted position, dead bolt 47 stretches out about 15mm to 20mm from door, and then hook tongue 49 starts rotate and stretch out from a side of dead bolt 47.When multi-point lock assembly 1 is used gap between door and doorframe to reach on the swing door of about 6mm to 7mm, this is particularly advantageous.Make dead bolt 47 stretch out about 15mm to 20mm before hook tongue 49 is outstanding from dead bolt 47 and guaranteed that dead bolt 47 has striden across the gap between swing door and doorframe before hook tongue 49 pivotables.Therefore, hook tongue 49 can be pivoted to the latched position of stretching out of the retainer that is arranged in after striker plate or on doorframe, and this pivoting action is not subject to striker plate and hinders.

Dead bolt 47 is moved to from extended position the process of retracted position, when the shank 61 of dead bolt 49 departs from the front lock housing wall 63 of far-end lock, hook tongue 49 can start to turn to retracted position under Action of Gravity Field.

Owing to can, in the situation that not deviating from essential characteristic of the present invention, implementing in a variety of forms the present invention, so be to be understood that above-mentioned embodiment should not be considered to limit the present invention, should be widely interpreted.Various modifications and equivalent arrangements should comprise within the spirit and scope of the present invention.

Claims

1. for a multi-point lock assembly for anti-theft screen door, described lock set comprises:

Master lock;

At least one far-end lock; And

For connecting the far-end lock connector of described master lock and described far-end lock, described far-end lock comprises:

Dead bolt and be installed on pivotally the hook tongue of described dead bolt, described dead bolt and described hook tongue can and stretch out between latched position and move at retraction unlocked position, and described hook tongue can move in response to the movement of described dead bolt,

Wherein, at described hook tongue, start to stretch out towards it before latched position moves, described dead bolt stretches out latched position towards it and moves.

2. multi-point lock assembly as claimed in claim 1, wherein, described hook tongue is pivotally mounted in the recess in described dead bolt.

3. multi-point lock assembly as claimed in claim 2, wherein, described hook tongue is outstanding from described dead bolt when in its extended position.

4. multi-point lock assembly as claimed in claim 3, wherein, before described hook tongue starts to be pivotally moved to its extended position, the end of described dead bolt lock wall shell from described far-end lock is outstanding.

5. multi-point lock assembly as claimed in claim 4, wherein, described dead bolt stretches out about 15mm to 20mm, and then described hook tongue rotates and is outstanding from described dead bolt.

6. multi-point lock assembly as claimed in claim 5, wherein, described recess comprises inclined surface, described inclined surface has and in the described described hook tongue butt that stretches out latched position protruding.

7. multi-point lock assembly as claimed in claim 6, wherein, moving to the process of described extended position from described retracted position, described hook tongue due to gravity rotate until the protuberance of described hook tongue against described protruding.

8. multi-point lock assembly as claimed in claim 7, wherein, while moving between described extended position and described retracted position, described dead bolt carries out rectilinear motion.

9. multi-point lock assembly as claimed in claim 8, wherein, described dead bolt is moved to the process of described retracted position from described extended position, when the shank of described hook tongue and described front lock housing wall depart from, described hook tongue starts to turn to described retracted position under Action of Gravity Field.