CN102245847A

CN102245847A - A multipoint lock assembly

Info

Publication number: CN102245847A
Application number: CN2009801492693A
Authority: CN
Inventors: 爱德华·唐纳德·艾伦
Original assignee: ABRA PRODUCTS Pty Ltd
Current assignee: ABRA PRODUCTS Pty Ltd
Priority date: 2008-11-06
Filing date: 2009-11-06
Publication date: 2011-11-16
Anticipated expiration: 2029-11-06
Also published as: CN102245847B; NZ593156A; CN103758410A; AU2009311262A1; CN103758414A; CN103758414B; WO2010051592A1; AU2009311262B2

Abstract

Provided is a multipoint lock assembly (1) for a security screen door having a frame with an internal cavity, the lock assembly including: a main lock (3); at least one remote lock (5); and a remote lock connector (9) for connecting the main lock (3) and the remote lock (5), the remote lock connector (9) including: a rigid link member in the form of a connecting rod (13) having a longitudinal axis, one end of the connecting rod (13) being attachable to the main lock (3) and another end being attachable to the remote lock (5), the connecting rod (13) being moveable in the axial direction to facilitate actuation of the remote lock (5); and at least one support sleeve (35) positioned on the connecting rod (13), the support sleeve (35) including an abutment surface, wherein the abutment surface is engageable with side walls of the internal cavity to thereby restricting movement of the connecting rod (13) perpendicular to the longitudinal axis.

Description

The multi-point lock assembly

Technical field

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

Background technology

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

Anti-theft screen door has the framework of being made by extruded aluminium usually.Because this is relative lightweight, so they can easily be pried open usually and be crooked so that can enter without approval.For this reason, except that the lock that is positioned at the center, these gate opens are standing two far-ends locks, 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 has the slip dead bolt that engages with striker that is arranged in doorframe or retainer usually.

In order to make unauthorized entering become more difficult, hook tongue rather than slip dead bolt have been attempted using.In this respect, the hook tongue is prized from its retainer common more much more difficult than sled slip dead bolt.The hook tongue is problematic when being used for the swing door, because the hook tongue does not often engage with retainer fully yet regrettably.This often occurs in gap between door and the doorframe when too big, during for example greater than about 4mm.In addition, multi-point lock problem is that dismounting is normally difficult and time-consuming with the metal connecting rod that each far-end lock is connected in central authorities' lock.This mainly is owing to the approach near connecting rod in the anti-theft screen door framework is restricted.Another problem of multi-point lock be connecting rod often during the opening and closing of the operation of lock and/or door against the inside wall rattle of anti-theft screen door framework.Expectation provides the multi-point lock that overcomes or improve at least one problem in the problems referred to above.

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

Summary of the invention

According to a first aspect of the invention, be provided for having the multi-point lock assembly of anti-theft screen door of the framework of band inner chamber.Lock set comprises main lock, at least one far-end lock and the far-end lock connector that is used to connect main lock and far-end lock.The far-end lock connector comprises the member that is rigidly connected with longitudinal axis.The end of member of being rigidly connected can attach to main lock, and the other end can attach to the far-end lock.The member that is rigidly connected can move in the axial direction so that activate the far-end lock.The far-end lock connector also comprises at least one support bushing that is positioned on the member that is rigidly connected.Support bushing comprises abutment surface, and wherein, abutment surface can engage with the sidewall of inner chamber, the motion of member perpendicular to longitudinal axis thereby restriction is rigidly connected.

Preferably, support bushing comprises a plurality of protuberances that radially extend with outer end.In this respect, the abutment surface of support bushing is preferably provided by the outer end of protuberance.In addition, the longitudinal axis extension of the member that is rigidly connected is preferably made and be parallel to protuberance by the elastomeric material such as rubber.In addition, protuberance preferably stretches out from the center hub of support bushing.For this reason, can have path in the center hub of support bushing, the member that is rigidly connected can pass this path location.

According to a second aspect of the invention, be provided for the multi-point lock assembly of anti-theft screen door.Lock set comprises main lock, at least one far-end lock with drive member and the far-end lock connector that is used to connect drive member and far-end lock.Second end that the far-end lock connector comprises first end that is used for connecting with drive member and is used for connecting with the actuator arm of far-end lock.Drive member comprises the hole, and first end of far-end lock connector can pass this location, hole so that connector is fixed in drive member.The shaped design in first end and hole becomes to make to win end can be in the main phase-locked hole that enters when being in first orientation for first end, and phase-lockedly remains in the hole when being in second orientation for first end main.

The opposite side in hole respectively preferably includes excision portion.When main lock was in first orientation, first end of far-end lock connector preferably alignd with excision portion.The far-end lock connector preferably includes the member that is rigidly connected with longitudinal axis, and main lock also preferably includes lock housing, and when main lock was in second orientation, lock housing was parallel to longitudinal axis.In this, second orientation be with when the multi-point lock assembly is installed in the anti-theft screen door, main lock will be with respect to identical orientation, the residing orientation of far-end lock connector.

Preferably, when main lock was in first orientation, lock housing with respect to the longitudinal axis of the member that is rigidly connected at angle.In this, angle is preferably about 45 °.

In concrete preferred implementation, the multi-point lock assembly also comprises second far-end lock, and this second far-end lock can be connected in second hole in the drive member of main lock via the second far-end lock connector.In this respect, the second far-end lock connector preferably has first end, and the shaped design Cheng Dangzhu lock of this first end enters second hole when being in the third party position, and remains in second hole when main lock is in second orientation.The opposite side in second hole respectively preferably includes excision portion, and when main lock was in the third party position, first end of the second far-end lock connector preferably alignd with excision portion.When between first orientation and third party position when mobile, lock housing is preferably rotated about 90 °.

Preferably, it is adjacent with the upper end of door that in the far-end lock one is positioned to, and the lower end of another far-end locking position Cheng Yumen is adjacent.In addition, each far-end lock connector preferably includes the member that is rigidly connected, and the member that is rigidly connected is provided with at least one support bushing.Support bushing comprises abutment surface, is used for engaging with the sidewall of anti-theft screen door the motion of member perpendicular to the longitudinal axis of the member that is rigidly connected thereby restriction is rigidly connected.Each member that is rigidly connected preferably is the form of metal connecting rod.

In concrete preferred implementation, support bushing comprises a plurality of protuberances that radially extend, described a plurality of outer ends that the abutment surface of providing is provided protuberance of radially extending.

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

The present invention advantageously provides the multi-point lock assembly, this multi-point lock assembly can limiting rod perpendicular to the motion of the longitudinal axis of connecting rod, thereby prevent that connecting rod from engaging with the inside wall of anti-theft screen door.Therefore, during the opening and closing of the operation of lock set and anti-theft screen door, connecting rod is not advantageously against the sidewall rattle.In addition, the present invention has advantageously provided such multi-point lock assembly, and wherein, connecting rod can be firmly held, but can separate so that install easily and repair with main lock or central authorities' lock easily not needing to separate under the situation of security door framework.In addition, because being parallel to the longitudinal axis of connecting rod, extends the finned protuberance on the support bushing, make in the run duration of far-end lock, axially-movable process the CONTACT WITH FRICTION with the anti-theft screen door sidewall minimize, so the support bushing on the connecting rod does not advantageously hinder the operation of connecting rod at connecting rod.

Description of drawings

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

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

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

Fig. 2 a is the stereogram of the part of the main drive member of locking shown in Fig. 2, and this stereogram has illustrated first hole and second hole that is used to connect 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 far-end lock in the anti-theft screen door of framework with band inner chamber, shown in Fig. 3 and the partial view of connecting rod;

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

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

Fig. 4 is the view of the far-end lock shown in Fig. 3, and wherein the part of 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 with the layout of explanation hook tongue in locking component with transparent internal 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 the part of 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 internal view.

The specific embodiment

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

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

As seeing best in Fig. 2 and 2a, first hole 25 in the drive member 17 comprises the excision portion 27 on the opposite side that is positioned at first hole 25.Excision portion 27 be dimensioned to and excision portion 27 spaced apart first ends 15 of connecting rod 13 that are designed so that can wear first hole 25 at the fashionable dress that aligns with excision portion 27.For this reason, the size and dimension of first end 15 of connecting rod 15 is designed in order to be assembled in first hole 25 when first end 15 aligns with excision portion 27.For first end 15 is alignd with excision portion 27, main lock 3 or connecting rod 13 must rotate into the end 15 of winning can be moved in first hole 25.Excision portion 27 in first hole 25 is located such that on drive member 17 needs main lock 3 first orientations that are in shown in Fig. 3 b---at this moment the lock housing 18 of main lock 3 becomes about 45 ° angle with respect to the longitudinal axis of connecting rod 13---so that first hole 25 is passed in 15 assemblings of first end.After first end 15 has been inserted in first hole 25, can be with main lock 3 second orientations that move to as illustrated in fig. 1 and 2, at this moment the lock housing 18 of main 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 first end 31 of the connecting rod 13 of second hole, 29, the second far-end lock connectors 11 can navigate in described second hole 29.Second hole 29 preferably have with drive member 17 in the shape similar shapes in first hole 25.For this reason, second hole 29 also comprises the excision portion 27 on the opposite side that is positioned at second hole 29.Yet as can seeing in Fig. 2 a, second hole 29 is oriented such that the excision portion 27 in second hole 29 arranges with the angle different with the excision portion 27 in first hole 25.In this respect, the excision portion 27 in second hole 29 is with respect to the angle of 27 one-tenth 90 ° in the excision portion in first hole 25.Therefore, for first end 31 of the connecting rod 13 that makes the second far-end lock connector 11 aligns with excision portion 27, main lock 3 must with orientation differently when first end 15 with the first far-end lock connector 9 attaches to first hole 25.For this reason, need the main lock 3 third party positions that are in shown in Fig. 3 c, at this moment the lock housing 18 of main lock 3 be in shown in Fig. 3 b with respect to main lock 3 first orientation the time the position become about 90 ° angle.

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

opposite end

15,31.

The first far-end lock connector 9 and the second far-end lock connector 11 comprise a plurality of support bushings 35 that are positioned at the spaced positions place along the length of each connecting rod 13.As seeing best in Fig. 3, support bushing 35 comprises a plurality of protuberances 37 that radially extend with outer end 39.Shown in Fig. 3 a, outer end 39 provides abutment surface for support bushing 35, and this abutment surface can engage with the sidewall of inner chamber 4 in the framework 2 of anti-theft screen door.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 that passes this center hub 41, and connecting rod 13 passes this path location.When connecting rod 13 and the support bushing 35 that is associated were positioned in the framework 2 of anti-theft screen door, support bushing 35 prevented that effectively connecting rod 13 from engaging with the sidewall of framework 2.In addition, extend because protuberance 37 is parallel to the longitudinal axis of connecting rod 13, institute is so that lock 5,7 run duration when its longitudinal axis moves around when connecting rod 13 at far-end, and the CONTACT WITH FRICTION between the outer end 39 of the sidewall of framework 2 and protuberance 37 minimizes.This guarantees that support bushing 35 can play their required effects of playing, promptly in the motion perpendicular to their longitudinal axis of the run duration limiting rod 13 of far-end lock 5,7, and does not suppress the axially-movable of connecting rod 13 simultaneously.

As seeing in Fig. 3,4 and 5, first far-end lock 5 comprises the actuator arm of installing pivotally around pivotal point 43 21.Has notch 23 in one end of actuator arm 21 to be used to be 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 installed in the recess 55 that is arranged in dead bolt 47 pivotally.At the lock of second far-end shown in Fig. 6,7 and 87.Second far-end lock 7 has the identical structure of structure with 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 withdrawal unlocked position shown in Fig. 3,4 and 5 shown in Fig. 6,7 and 8.Make dead bolt 47 move to the process of extended position from retracted position, hook tongue 49 is because gravity and can rotating up in the inclined surface 51 protruding 59 of the protuberance 57 of hook tongue 49 around pivotal point 53, and wherein this inclined surface 51 is positioned at the recess 55 of dead bolt 47.Hook tongue 49 is located such that with respect to dead bolt 47 slip dead bolt 47 at first moves to extended position, and hook tongue 49 begins to rotate then.In this respect, when when retracted position moves to extended position, dead bolt 47 stretches out about 15mm to 20mm from door, and hook tongue 49 begins to rotate and stretch out from a side of dead bolt 47 then.When multi-point lock assembly 1 used gap between door and doorframe to reach on the swing door of about 6mm to 7mm, this was particularly advantageous.Make dead bolt 47 before hook tongue 49 is outstanding from dead bolt 47, stretch out about 15mm to 20mm and guaranteed that before hook tongue 49 pivots dead bolt 47 has striden across the gap between swing door and the doorframe.Therefore, hook tongue 49 can be pivoted to the latched position of stretching out of the retainer that is arranged on striker plate back or the doorframe, and this pivoting action is not subjected to striker plate and hinders.

Dead bolt 47 is moved to from extended position the process of retracted position, and when preceding lock housing wall 63 disengagings that the shank 61 and the far-end of dead bolt 49 are locked, hook tongue 49 can begin to turn to retracted position under action of gravity.

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

Claims

1. multi-point lock assembly that is used for anti-theft screen door, described anti-theft screen door has the framework that has inner chamber, and described lock set comprises:

Main lock;

At least one far-end lock; And

Be used to connect the far-end lock connector of described main lock and described far-end lock, described far-end lock connector comprises:

The member that is rigidly connected with longitudinal axis, an end of the described member that is rigidly connected can attach to described main lock, and the other end can attach to described far-end lock, and the described member that is rigidly connected can move in the axial direction so that activate described far-end lock; And

Be positioned at least one support bushing on the described member that is rigidly connected, described support bushing comprises abutment surface,

Wherein, described abutment surface can engage with the sidewall of described inner chamber, thereby limits the described motion of member perpendicular to described longitudinal axis that be rigidly connected.

2. multi-point lock assembly as claimed in claim 1, wherein, described support bushing comprises a plurality of protuberances that radially extend.

3. multi-point lock assembly as claimed in claim 2, wherein, the described abutment surface of described support bushing is provided by described protuberance.

4. multi-point lock assembly as claimed in claim 3, wherein, the described abutment surface of described support bushing is provided by the outer end of described protuberance.

5. as claim 3 or 4 described multi-point lock assemblies, wherein, the described longitudinal axis that described protuberance is parallel to the described member that is rigidly connected extends.

6. multi-point lock assembly as claimed in claim 5, wherein, described protuberance extends to the end opposite of described support bushing from an end of described support bushing.

7. as each the described multi-point lock assembly in the claim 2 to 6, wherein, described protuberance is made by rubber.

8. as each the described multi-point lock assembly in the claim 2 to 7, wherein, described protuberance extends radially outwardly from the center hub of described support bushing.

9. multi-point lock assembly as claimed in claim 8 wherein, has path in the described center hub, and the described member that is rigidly connected passes described path location.

10. multi-point lock assembly that is used for anti-theft screen door, described lock set comprises:

Main lock with drive member;

At least one far-end lock; And

Be used to connect the far-end lock connector of described drive member and described far-end lock, described far-end lock connector comprises:

Be used for first end that connects with described drive member, and be used for second end that connects with the actuator arm of described far-end lock,

Described drive member comprises the hole, and described first end can pass location, described hole so that described connector is fixed in described drive member,

Wherein, the shaped design in described first end and described hole becomes to make described first end to enter described hole when being in first orientation for described first end in that described master is phase-locked, and remains in the described hole when being in second orientation for described first end in that described master is phase-locked.

11. multi-point lock assembly as claimed in claim 10, wherein, the opposite side in described hole comprises excision portion.

12. multi-point lock assembly as claimed in claim 11, wherein, when described main lock was in described first orientation, described first end alignd with described excision portion.

13. as each the described multi-point lock assembly in the claim 10 to 12, wherein, described far-end lock connector comprises the member that is rigidly connected with longitudinal axis, and described main lock also comprises lock housing, when described main lock was in described second orientation, described lock housing was parallel to described longitudinal axis.

14. multi-point lock assembly as claimed in claim 13, wherein, when described main lock was in described first orientation, described lock housing with respect to described longitudinal axis at angle.

15. multi-point lock assembly as claimed in claim 14 wherein, the angle ranging from about 45 °.

16. as each the described multi-point lock assembly in the claim 10 to 15, wherein, described assembly comprises second far-end lock, described second far-end lock can be connected in described second hole of leading in the described drive member of locking via the second far-end lock connector.

17. multi-point lock assembly as claimed in claim 16, wherein, the described second far-end lock connector has first end, the shaped design of described first end becomes to enter described second hole when described main lock is in the third party position, and remains in described second hole when described main lock is in described second orientation.

18. multi-point lock assembly as claimed in claim 17, wherein, the opposite side in described second hole comprises excision portion, and when described main lock was in described third party position, described first end of the described second far-end lock connector alignd with described excision portion.

19. multi-point lock assembly as claimed in claim 18, wherein, when between described first orientation and described third party position when mobile, described lock housing is rotated about 90 °.

20. as each the described multi-point lock assembly in the claim 10 to 19, wherein, each far-end lock connector comprises the member that is rigidly connected, the described member that is rigidly connected is provided with at least one support bushing, described support bushing comprises abutment surface, be used for engaging, thereby limit the described motion of member that be rigidly connected perpendicular to the longitudinal axis of the described member that is rigidly connected with the inside wall of described anti-theft screen door.

21. multi-point lock assembly as claimed in claim 20, wherein, described support bushing comprises a plurality of protuberances that radially extend, described a plurality of outer ends that protuberance has provides described abutment surface of radially extending.

22. as each the described multi-point lock assembly in the claim of front, wherein, each far-end lock comprises slip dead bolt and the hook tongue of installing pivotally with respect to described dead bolt, and described dead bolt and described hook tongue can and stretch out between the latched position and move at the withdrawal unlocked position.

23. multi-point lock assembly as claimed in claim 22, wherein, described hook tongue is installed in the recess in the described dead bolt pivotally.

24. multi-point lock assembly as claimed in claim 23, wherein, before described hook tongue began pivoting action, described dead bolt partly extended to the described latched position of stretching out.

25. multi-point lock assembly as claimed in claim 24, wherein, described recess comprises inclined surface, and described inclined surface has and protruding that is in the described described hook tongue butt that stretches out latched position.

26. a multi-point lock assembly that is used for anti-theft screen door, described lock set comprises:

Main lock;

At least one far-end lock; And

Be used to connect the far-end lock connector of described main lock and described far-end lock, described far-end lock comprises:

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

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

27. one kind basically as before the multi-point lock assembly described in this article with reference to accompanying drawing.