CN101384786A

CN101384786A - Mortice lock assembly

Info

Publication number: CN101384786A
Application number: CNA2007800052220A
Authority: CN
Inventors: 约翰·康斯坦丁乌
Original assignee: Assa Abloy Australia Pty Ltd
Current assignee: Assa Abloy Australia Pty Ltd
Priority date: 2006-02-14
Filing date: 2007-02-12
Publication date: 2009-03-11
Anticipated expiration: 2027-02-12
Also published as: CN101384786B; NZ571039A; MY149695A; AU2007215374A1; KR20080095901A; WO2007092990A1; AU2007215374B2; HK1129718A1; KR101241970B1

Abstract

This invention relates to a mortice lock assembly including a housing (1, 2) with a bolt (8) mounted on the housing for pivotal movement relative thereto. A drive means (19) for driving the bolt (8) relative to the housing (1, 2). A key operated actuator (9) for operating the drive means (19) and biasing means (29) acting on the drive means (19) to urge the bolt towards either a retracted or extended position.

Description

Mortice lock assembly

Technical field

The present invention relates to a kind of Mortice lock assembly with the dead bolt (bolt) that can between operating position and off-position, move.This dead bolt more preferably is installed on the lock housing with at the dead bolt dead bolt from pivoting and move between the operating position that lock housing is protruded at off-position within the lock housing and dead bolt substantially for the sort of.The dead bolt assembly of aforementioned type often is called as the movable joint dead bolt.Contrasting the movable joint dead bolt hereinafter, to set forth the present invention be easily.

Background technology

Mortice lock assembly can be arranged in the mortise (mortice cavity) that is formed on hinge door-plate or slide door plate, with when dead bolt is in the operating position, dead bolt is stretched into be positioned at the impact part (strike) or the similar component of the door jamb that links.At door is under the situation of wooden door, can dig out or mark mortise in the leading edge of door.Perhaps door can be formed by hollow metal frame, in this case, forms a hole by the leading edge at doorframe and produces mortise.

The free end that the movable joint dead bolt generally has the hub switch side on the lock housing of being pivotably mounted on and be positioned at impact part when being in the operating position.Be used at the movable joint dead bolt under the situation of hinged door, stop door moving from fastening position by the free-ended vertical plane that is positioned near the movable joint dead bolt the impact part vertical plane.Be used at lock set under the situation of sliding door, the movable joint dead bolt generally is formed with a hook or beak at its free end, being located at after the fastener that is formed in the impact part, thereby stops door to move from fastening position.Lock set also can have blocking device, is used for the movable joint dead bolt is fixed on the unauthorized power that the operating position makes it move from the operating position with opposing.

A problem of the lock set of band movable joint dead bolt is, if the free end of movable joint dead bolt fails to be positioned in the impact part, then can involve safety.If the movable joint dead bolt does not arrive the operating position, then the free end of dead bolt can't be arranged in impact part.Dead bolt often moves because of the action of key actuated cylinder lock, and the cam of described cylinder lock is matched with the movable joint dead bolt by an idling device.When this idling device allows about 180 ° of key turns, and mobile movable joint dead bolt only 90 ° to the operating position.Key must go to 180 ° so that dead bolt moves to the operating position from 0 °, and get back to 0 ° so that key can from cylinder lock, extract.Yet this idling device makes key still can extract from cylinder lock during the no show operating position at dead bolt.Although this still provides limited safety in the time of on being installed in hinged door, yet on being installed in sliding door the time, unless hook is positioned at after the clamp in impact part, otherwise lock set can't be maintained in its closed position door.In addition,, then go back the entail dangers to blocking function, make the movable joint dead bolt can force to be moved back into off-position if dead bolt fails to arrive the operating position.Attempt to provide a lock set, this lock set utilization between dead bolt and drive unit, to do to solve these problems before the applicant in order to the biasing device of the elasticity of torsion form of dead bolt being pushed to work or off-position.The details of this assembly is set forth among the AU55664/80.The lock set of setting forth in this manual utilizes a kind of lost motion system, and this lost motion system needs key to turn over 360 ° so that dead bolt is moved to the operating position.This permission is extracted key and be need not key is gone back to from middle position from cylinder lock.The applicant has recognized can improve this lock set, especially improves biasing device.The position of biasing device in lock housing easily is damaged it.Be difficult to assemble and have the trend that runs off in time and lost efficacy in addition.

If lock housing is arranged in mortise improperly, the free end of dead bolt also can remain in the impact part reliably.The problem of mortise lock is that generally the size that is formed on the hole in the door may surpass the size of lock set shell.This can make lock housing deeper be pressed into the hole, thereby the free end that reaches dead bolt when being in the operating position no longer is arranged in the degree of impact part.The safety of this natural entail dangers to lock set.

Here to what provide quoting of patent documentation or other data is not considered as admitting that the document and data are parts as the public general knowledge of the priority date of any claim in the information that Australia is known or it comprises as prior art.

Summary of the invention

An object of the present invention is to provide a kind of at least one Mortice lock assembly that solves in the problems relevant with existing Mortice lock assembly.

According to the one aspect of the present invention that provides here, a kind of Mortice lock assembly is provided here, this assembly comprises: lock housing; Dead bolt, it is installed on the lock housing to pivot between the off-position in lock housing substantially from operating position that lock housing is protruded and dead bolt at dead bolt relative to lock housing and moves; Drive unit, it is associated with dead bolt and is installed on the lock housing, to move dead bolt being latched in the primary importance of operating position and making to pivot between the second place of dead bolt at off-position relative to lock housing; The actuator of key actuated, its can by through the key of permission from lock set outside side drive so that drive unit pivot; Biasing device, it acts on drive unit drive unit is pushed to first or the second place, and described biasing device comprises the elastic component that axial dimension changes when drive unit is mobile between first and second positions.

Preferably, elastic component is that axial length dimension is worked as the helical spring that drive unit changes when mobile between the primary importance and the second place.Outstanding good ground, helical spring are the compression springs.Outstanding good ground, biasing device comprises the columnar member that is connected in drive unit, it acts between drive unit and the elastic component.More preferably, elastic component surrounds columnar member at least in part to provide lateral stability to elastic component.Excellent ground, elastic component acts between columnar member and the lock housing.Elastic component preferably is engaged in the shoulder that is formed on the columnar member and the wall of lock housing.

Preferably, drive unit comprises the actuating arm that the operation of responsive actuation device pivots around driving axis, this actuating arm has the free end that is positioned at away from the driving axis place, this free end is when operationally mesh dead bolt when mobile between operating position and off-position, free end and the driving axis in line (in line with) and dead bolt be latched in operating position of drive unit by making actuating arm by this, thus driving axis and free-ended power from dead bolt are passed in opposing when being in the operating position.Preferably, drive unit is latched in off-position with dead bolt in line by free end and the driving axis that makes actuating arm, thereby driving axis and free-ended power from dead bolt are passed in opposing when being in off-position.Drive unit also preferably comprises at least one gear by the gears engaged that is associated with the cam of actuator.Outstanding good ground, drive unit comprises drive unit is installed in installed part on the lock housing, this installed part is connected in actuating arm, rotate relative to lock housing together with actuating arm, this installed part has at least one gear, with the gears engaged that be associated, be used between operating position and off-position, moving the dead bolt of lock with the actuator that can act on from the hand of the inboard manipulation of lock set.

Preferably, mortise lock comprises adjustable interval supporting (strut), and it stretches out from lock housing in use being matched with the rear wall of mortise, thereby lock housing is positioned in the hole securely.

Preferably, supporting comprises that movable member, this movable member have relative lock housing straight line and move abutting end with cooperation mortise rear wall.This movable member preferably has with respect to the lock housing rotation so that the drive end that abutting end moves with respect to lock housing.Preferably, this movable member also comprises thread spindle, and described thread spindle is positioned in the screwed hole that is associated with the lock housing of lock set, and the rotation of axle relative opening makes movable member move with respect to lock housing by this.Preferably, screwed hole is formed on respect in the fixing nut on the throne of lock housing, to stop the rotation with respect to lock housing when axle rotates.

According to a further aspect in the invention, provide a kind of Mortice lock assembly that is positioned in the mortise that is formed in the door here, this lock set comprises: lock housing; Dead bolt, described dead bolt are installed on lock housing and move to pivot between the off-position in lock housing substantially from operating position that lock housing is protruded and its at it with respect to lock housing; Drive unit, described drive unit is associated with dead bolt and is installed on the lock housing, to move dead bolt being latched in the primary importance of operating position and dead bolt is in to pivot between the second place of off-position with respect to lock housing; The actuator of key actuated, its can by through the key of permission from lock set outside side drive so that drive unit pivot; And adjustable support, it stretches out being matched with the rear wall of mortise from lock housing in use, thereby lock housing is positioned in the hole securely.

Hereinafter the present invention is described in more detail with reference to the accompanying drawing that an exemplary embodiment of the present invention is shown.The characteristic of accompanying drawing and relevant detailed description are not thought the generality that can replace front of the present invention broad description.

Description of drawings

Fig. 1 is the exploded view according to the preferred embodiment of Mortice lock assembly of the present invention.

Fig. 2 illustrates the front elevation drawing of lock set, and wherein the front portion of lock housing is removed and dead bolt is in off-position.

Fig. 3 illustrates the rear elevation of lock set, and wherein the rear portion of lock housing is removed and dead bolt is in off-position.

Fig. 4 illustrates the front elevation drawing of lock set, and wherein the front portion of lock housing is removed and dead bolt is between off-position and the operating position.

Fig. 5 illustrates the rear elevation of lock set, and wherein the rear portion of lock housing is removed and dead bolt is between off-position and the operating position.

Fig. 6 illustrates the front elevation drawing of lock set, and wherein the front portion of lock housing is removed and dead bolt is in the operating position.

Fig. 7 illustrates the rear elevation of lock set, and wherein the rear portion of lock housing is removed and dead bolt is in the operating position.

The specific embodiment

At first with reference to Fig. 1, have the lock housing at front portion 1 and rear portion 2 shown in it, rear portion 2 is formed by roof 3, diapire 4, rear wall 5 and antetheca 6.Gap 7 is set so that dead bolt 8 therefrom passes when being in the operating position on antetheca 6.Dead bolt 8 is installed on the axle 59, and axle 59 is installed in the front portion 1 and the rear portion 2 of lock housing.Lock housing preferably forms zinc die casting, because allow to form the relative complex feature like this.

Mortice lock assembly shown in Figure 1 also comprises cylinder lock 9, and it has the housing 10 that extends through the hole 11 in the front portion 1 that is formed at lock housing and operates with the outside from lock set.Cylinder lock 9 comprises that tubbiness spare 12 is with its rotation.Although illustrated cylinder lock 9 is pin tumbler type cylinder lock, yet also can replace by the cylinder lock of other form of lock of disc spring for example or sheet spring lock.

Mortice lock assembly preferably comprises can be from the hand-driven actuator of the inboard operation of lock set.Lock set shown in Figure 1 has the hand-driven actuator, and it comprises the installed part 14 that is used for being positioned in the hole 15 that is formed at lock housing rear portion 2, operates from the inboard of lock set thus.The hand-driven actuator comprises the tubbiness spare 16 that can rotate with respect to installed part 14 and is matched with tubbiness spare 16 with the cam 17 with its rotation.Tubbiness spare 16 is formed with square cross sectioned bore 18, but it holds the axle that being used to such as stopcock or rod type handle (not shown) rotate the hand actuating member of tubbiness spare 16.Perhaps, but the axle of hand actuating member can be arranged in square cross sectioned bore 62 (see figure 3)s of installed part 20.Should be appreciated that the hand-driven actuator can be replaced by the cylinder lock of another key actuated so that Mortice lock assembly operate on inboard and the outside all cylinder lock control by key actuated.

Mortice lock assembly shown in Figure 1 also comprises drive unit.Illustrated drive unit comprises action bars 19 and is used for action bars is installed on installed part 20 on the lock housing.Illustrated action bars 19 is formed with the gear teeth 21 with the gear teeth 22 engagements of the cam 13 of the actuator of key actuated.Illustrated installed part 20 also is formed with gear 51, is used for meshing with the cam 17 of hand-driven actuator.

Action bars 19 is connected in installed part 20, rotates around driving axis XX so that the rotation of arbitrary cam 13,17 causes action bars 19.Simply with reference to Fig. 3, it illustrates the preferred embodiment of the connection between action bars 19 and the installed part 20.Although there are a lot of suitable connections, however shown in preferable connection comprise the installed part that the action bars key is connected into, this provides the

matching surface

23,52 that extends along the direction of the driving axis XX that is parallel to drive unit on action bars and installed part.Drive unit can rotate around the driving axis XX between first and second positions.

Action bars 19 shown in Figure 1 also comprises the actuating arm 24 that radially extends and be matched with dead bolt 8 from driving axis XX.Dead bolt 8 is formed with the shrinkage pool 25 that is defined by a pair of apparent surface 27,28 of the drive end that is formed on dead bolt 19 to small part.Any one of the free end 26 of actuating arm 24 and these two surfaces 27,28 cooperated, thereby in the mode of setting forth in the manual of back with reference to Fig. 2-Fig. 7 dead bolt 19 remained on operating position or off-position.

Mortice lock assembly shown in Figure 1 also comprises biasing device 29.Biasing device 29 is cooperated with drive unit drive unit is pushed to the primary importance or the second place, makes dead bolt be positioned at operating position or off-position accordingly.Illustrated biasing device 29 comprises columnar member 30, and one end 81 is positioned in the recess 82 that forms in the installed part 20.End 81 is shaped with respect to recess 82, thereby along with drive unit when mobile, pivots end 81 between the primary importance and the second place in recess 82.

Biasing device 29 comprises and is positioned at the elastic component 32 of columnar member 30 away from an end 33 of end 81.Elastic component promotes end 81 so that it is placed in the recess 82.Illustrated elastic component 82 is spiral compression springs.Although it is preferred should be appreciated that spiral compression spring, yet also the suitable elastic component of available other form replaces.Compression spring 32 is set at a pair of shoulder 34,35 on the end 33 that is formed at columnar member 30 and is formed between near the roof 3 at rear portion 2 of lock housing a pair of shoulder 36,37.

Illustrated columnar member 30 is fixed in drive unit by the projection 31 that is formed on the installed part 20.Should be appreciated that projection 31 also can be positioned on the action bars 19, perhaps projection 31 can be extended between action bars 19 and installed part 20.Illustrated columnar member 30 comprises free end 81, is formed with a hole in the free end 81 and is used for holding projection 31.Provide this structure to reduce the possibility that end 81 breaks away from from recess 82.

Mortice lock assembly shown in Figure 1 also comprises and is the nut 40 that is associated with the rear wall 5 at the rear portion 2 of lock housing and the adjustable support 39 of bolt 41 kit forms.Nut is arranged in the shrinkage pool 38 that is formed on rear wall 5, so that bolt 41 causes the free end 42 of bolt 41 to move relative to the rear wall 5 of lock housing with respect to the rotation of nut 40.Although the structure of nut 40 and bolt 41 only is shown, yet should be appreciated that available other device replaces nuts and bolt to obtain identical functions.Wish that the free end 42 of bolt 41 is matched with the mortise rear wall at Mortice lock assembly place in use, stop Mortice lock assembly deeper not to be pressed in the mortise so that support 39.

Referring now to Fig. 2, drive unit shown in the figure is in the second place and dead bolt 8 is in off-position.Should be noted that compression spring 32 is in relative relaxed state.The free end 26 that should be noted that actuating arm 24 is between the surface of defining in the driving axis XX of drive unit and the hole 25 in dead bolt 8 drive ends 28, thereby opposing attempts to handle from off-position unsanctioned user's applied force of dead bolt 8.Preferably, free end 36 skips over the center with respect to the position of surface 28 and axis X X, thereby 8 unauthorized manipulations will cause drive unit further to be pushed away primary importance to dead bolt.

With reference to Fig. 3, be engaged in two cams 13,17 of the gear 51,21 of installed part 20 and action bars 19 shown in the figure, thereby make the rotation of arbitrary tubbiness spare 12,16 cause action bars 19 to rotate around driving axis XX.The cam 13 that should be noted that the actuator of key actuated is not directly connected in the cam 17 of the actuator that hand can act on, so that each cam 13,17 is worked independently of one another.More particularly, though the rotation of the cam 13 of key actuated is rotated manual cam 17, the rotation of hand operation cam 17 does not make the cam 13 of key actuated rotate.This is because the cam 13 of key actuated will rotate with the gear 21 from action bars 19 throws off, so that key can be extracted from cylinder lock 9.

Referring now to Fig. 4 and Fig. 5, the dead bolt 8 shown in the figure between operating position and off-position.Be noted that spring 32 is in relative compressive state when drive unit is between the primary importance and the second place.Thereby be appreciated that spring 32 promotes columnar member 30 in compressive state and to act on drive unit it moved to the primary importance or the second place.This will impel dead bolt 8 to move to operating position or off-position again.

Fig. 6 and Fig. 7 illustrate the drive unit that is in primary importance and are in the dead bolt 8 of operating position.Fig. 6 especially illustrates the dead bolt 8 that stretch out in the gap 7 in the antetheca 6 at the rear portion 2 of passing lock housing.In this position, the free end 26 of actuating arm 24 is at the driving axis XX of drive unit and be formed between the surface 27 of shrinkage pool 25 of drive end of dead bolt 8, thus opposing put on dead bolt 8 free-ended, attempt to make dead bolt to move apart the power of operating position.Preferably, free end 36 skips over the center with respect to the position of surface 28 and axis X X, thereby 8 unauthorized manipulations will cause drive unit further to be pushed away the second place to dead bolt.

Illustrated dead bolt is formed with a beak or hook at its free end, is used for cooperating the clamp that is formed in the impact part (not shown).Should be appreciated that the present invention also is applicable to does not have hook at free end rectangle dead bolt.

Biasing device of the present invention provides the lock set of each advantage that is better than prior art.Elastic component or spring are arranged on damage or the interference that makes its moving-member that is not vulnerable to lock set away from the position of dead bolt and drive unit.In addition, use spiral compression spring as shown in the figure to be considered to firmer than the elastomeric element that uses prior art.Another advantage of this lock set is to make the rear wall of the rear wall of lock housing and mortise spaced apart on one's own initiative, thereby lock set is set therein.

At last, should be appreciated that can not break away from the spirit or scope of the present invention ground makes various changes, correction and/or interpolation to all parts of describing before.

Claims

1. a Mortice lock assembly comprises: lock housing; Dead bolt, described dead bolt are installed on the described lock housing to pivot between the off-position in described lock housing substantially from operating position that described lock housing is protruded and described dead bolt at described dead bolt relative to described lock housing and move; Drive unit, described drive unit is associated with described dead bolt and is installed on the described lock housing, to move described dead bolt being latched in the primary importance of described operating position and making to pivot between the second place of described dead bolt at described off-position relative to described lock housing; The actuator of key actuated, the actuator of described key actuated can by through the key of permission from described lock set outside side drive so that described drive unit pivot; Biasing device, described biasing device acts on described drive unit described drive unit is pushed to described first or the second place, and described biasing device comprises the elastic component that axial dimension changes when described drive unit is mobile between described first and second positions.

2. Mortice lock assembly as claimed in claim 1 is characterized in that, described elastic component is that axial length dimension is worked as the helical spring that described drive unit changes when mobile between described first and second positions.

3. Mortice lock assembly as claimed in claim 1 is characterized in that, described helical spring is the compression spring.

4. Mortice lock assembly as claimed in claim 1 or 2 is characterized in that described biasing device comprises the columnar member that is connected in described drive unit, and described columnar member acts between described drive unit and the described elastic component.

5. Mortice lock assembly as claimed in claim 4 is characterized in that, described elastic component surrounds described columnar member at least in part and provides lateral stability to give described elastic component.

6. Mortice lock assembly as claimed in claim 5 is characterized in that, described elastic component acts between described columnar member and the described lock housing.

7. Mortice lock assembly as claimed in claim 6 is characterized in that, described elastic component is matched with the shoulder that is formed on the described columnar member and the wall of described lock housing.

8. as the described Mortice lock assembly of any one claim of front, it is characterized in that, described drive unit comprises the actuating arm that the operation of the actuator that responds described key actuated pivots around driving axis, described actuating arm has the free end that is positioned at away from described driving axis place, described free end is when operationally cooperate described dead bolt when described dead bolt is mobile between described operating position and off-position, by this, when being in described operating position, described free end by making described actuating arm and described driving axis are resisted in line and are passed described driving axis and described free-ended power from described dead bolt, and described drive unit is latched in described operating position with described dead bolt.

9. Mortice lock assembly as claimed in claim 8, it is characterized in that, when being in off-position, be positioned to resist in line with described driving axis by the described free end with described actuating arm and pass described driving axis and described free-ended power from described dead bolt, described drive unit is latched in described off-position with described dead bolt.

10. Mortice lock assembly as claimed in claim 8 or 9 is characterized in that described drive unit comprises at least one gear by the gears engaged that is associated with the cam of described actuator.

11. as any one described Mortice lock assembly in the claim 8-10, it is characterized in that, described drive unit comprises described drive unit is installed in installed part on the described lock housing, described installed part is connected in described actuating arm, to rotate relative to described lock housing together with described actuating arm, described installed part is associated with the actuator that can act on from the hand of the inboard manipulation of described lock set, thereby moves described dead bolt between described operating position and off-position.

12. Mortice lock assembly as claimed in claim 12 is characterized in that, described installed part is associated with the actuator that hand can act on by gear train.

13. Mortice lock assembly as claimed in claim 12 is characterized in that, the actuator that described hand can act on is connected in described installed part by axle.

14., it is characterized in that as the described Mortice lock assembly of any one claim of front, comprise adjustable support, described supporting is stretched out from described lock housing in use being matched with the rear wall of described mortise, thereby described lock housing is positioned in the described hole securely.

15. Mortice lock assembly as claimed in claim 12 is characterized in that, described adjustable support comprises movable member, and described movable member has and can move abutting end with the described rear wall that is matched with described mortise relative to described lock housing straight line.

16. Mortice lock assembly as claimed in claim 13 is characterized in that, described movable member has with respect to described lock housing rotation so that the drive end that described abutting end moves with respect to described lock housing.

17. Mortice lock assembly as claimed in claim 14, it is characterized in that, described movable member comprises thread spindle, described thread spindle is positioned in the screwed hole that is associated with the described lock housing of described lock set, and described by this thread spindle makes described movable member move with respect to described lock housing with respect to the rotation of described screwed hole.

18. Mortice lock assembly as claimed in claim 15 is characterized in that, described screwed hole is formed on respect in the fixing nut on the throne of described lock housing, to stop the rotation with respect to described lock housing when described thread spindle rotates.

19. a Mortice lock assembly that is positioned in the mortise that is formed in the door, described lock set comprises: lock housing; Dead bolt, described dead bolt are installed on described lock housing substantially off-position described lock housing between to pivot mobile at described dead bolt from operating position and the described dead bolt that described lock housing is protruded with respect to described lock housing; Drive unit, described drive unit is associated with described dead bolt and is installed on the described lock housing, to move described dead bolt being latched in the primary importance of described operating position and described dead bolt is in to pivot between the second place of described off-position with respect to described lock housing; The actuator of key actuated, described actuator can by through the key of permission from described lock set outside side drive so that described drive unit pivot; And adjustable support, described adjustable support is stretched out being matched with the rear wall of described mortise from described lock housing in use, thereby described lock housing is positioned in the described hole securely.

20. Mortice lock assembly as claimed in claim 17 is characterized in that, described adjustable support comprises movable member, and described movable member has and can move abutting end with the described rear wall that is matched with described mortise relative to described lock housing straight line.

21. Mortice lock assembly as claimed in claim 18 is characterized in that, described movable member has with respect to described lock housing rotation so that the drive end that described abutting end moves with respect to described lock housing.

22. Mortice lock assembly as claimed in claim 19, it is characterized in that, described movable member comprises thread spindle, described thread spindle is positioned in the screwed hole that is associated with the described lock housing of described lock set, and described by this thread spindle makes described movable member move with respect to described lock housing with respect to the rotation of described screwed hole.

23. Mortice lock assembly as claimed in claim 20 is characterized in that, described screwed hole is formed on respect in the fixing nut on the throne of described lock housing, to stop the rotation with respect to described lock housing when described thread spindle rotates.