CN101384786B

CN101384786B - Mortice lock assembly

Info

Publication number: CN101384786B
Application number: CN2007800052220A
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: 2012-06-06
Anticipated expiration: 2027-02-12
Also published as: NZ571039A; MY149695A; AU2007215374A1; HK1129718A1; AU2007215374B2; CN101384786A; WO2007092990A1; KR101241970B1; KR20080095901A

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 shell to lock off-position and the dead bolt of dead bolt from pivoting and move between the operating position of lock shell protrusion within the shell basically at dead bolt 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 through the leading edge at doorframe and produces mortise.

The movable joint dead bolt generally has hub switch side that is pivotably mounted on the lock shell and the free end that when being in the operating position, is positioned at impact part.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 said cylinder lock is matched with the movable joint dead bolt through an idling device.When this idling device allows about 180 ° of key turns, and move the 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 from cylinder lock, extract 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, only if 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 before the applicant lock set, this lock set to be utilized in to do between dead bolt and the drive unit biasing device to solve these problems in order to 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 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 the lock shell makes it be prone to be damaged.Be difficult to assemble and have the trend that runs off in time and lost efficacy in addition.

If the lock shell 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 possibly surpass the size of lock set shell.This can make the lock shell deeper be pressed into the hole, thereby the free end that when being in the operating position, reaches dead bolt 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 regarded as admitting that the document and data are the 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: the lock shell; Dead bolt, it is installed on the lock shell to pivot between the off-position in the lock shell basically from the operating position of lock shell protrusion and dead bolt at dead bolt relative to the lock shell and moves; Drive unit, it is associated with dead bolt and is installed on the lock shell, 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 the lock shell; The actuator of key actuated, its can through 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 said biasing device comprises the elastic component that axial dimension changes when drive unit moves between first and second positions.

Preferably, elastic component is that axial length dimension is worked as the helical spring that changes when drive unit moves 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 elastic component lateral stability to be provided.Excellent ground, elastic component act between columnar member and the lock shell.Elastic component preferably is engaged in shoulder that is formed on the columnar member and the wall of locking shell.

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 operationally meshes dead bolt when between operating position and off-position, moving; By this when by unauthorized user with said dead bolt when the operating position is removed, drive unit is positioned between driving axis and the dead bolt through the free end that makes actuating arm and dead bolt is latched in the operating position, thus driving axis and free-ended power from dead bolt are passed in opposing.Preferably; When by unauthorized user said dead bolt drive unit when off-position is removed being positioned between driving axis and the dead bolt through the free end that makes actuating arm and dead bolt is latched in off-position, thereby driving axis and free-ended power from dead bolt are passed in opposing.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 the installed part of lock on the shell; This installed part is connected in actuating arm, locks shell relatively with actuating arm and rotates, and 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 to be matched with the rear wall of mortise from the lock shell in use, is positioned in the hole securely thereby will lock shell.

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

Hereinafter the present invention is carried out more detailed explanation 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 the front portion of wherein locking shell is removed and dead bolt is in off-position.

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

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

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

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

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

The specific embodiment

At first with reference to Fig. 1, have the lock shell 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 rear portion 2 of lock shell.The lock shell preferably forms zinc die casting, because allow to form the relative complex characteristic 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 the lock shell and operates with the outside from lock set.Cylinder lock 9 comprises that tub 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 shell rear portion 2, operates from the inboard of lock set thus.The hand-driven actuator comprises the tub 16 that can rotate with respect to installed part 14 and is matched with tub 16 with the cam 17 with its rotation.Tub 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 tub 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 that action bars 19 is installed on the installed part 20 on the lock shell with being used for action bars.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 on action bars and installed part along the

matching surface

23,52 of the direction extension of the driving axis XX that is parallel to drive unit.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 at least the shrinkage pool 25 that part is defined by a pair of

apparent surface

27,28 of the drive end that is formed on dead bolt 19.The free end 26 of actuating arm 24 is cooperated with any one of these two

surfaces

27,28, thereby with the mode of setting forth in the manual of back with reference to Fig. 2-Fig. 7 dead bolt 19 is remained on operating position or off-position.

Mortice lock assembly shown in Figure 1 also comprises biasing device 29.Biasing device 29 is cooperated drive unit is pushed to the primary importance or the second place with drive unit, makes dead bolt be positioned at operating position or off-position accordingly.Illustrated biasing device 29 comprises columnar member 30, and one of which 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 when moving between the primary importance and the second place along with drive unit, end 81 is pivoted 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 be set at a pair of

shoulder

34,35 on the end 33 that is formed at columnar member 30 and be formed near the roof 3 at rear portion 2 of lock shell a pair of shoulder 36, between 37.

Illustrated columnar member 30 is fixed in drive unit through the convexity 31 that is formed on the installed part 20.Should be appreciated that protruding 31 also can be positioned on the action bars 19, perhaps protruding 31 can extend 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 protruding 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 rear portion 2 of lock shell 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 shell 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.Hope that in use, the free end 42 of bolt 41 is matched with the mortise rear wall at Mortice lock assembly place, 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 tub

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 drive unit that is in primary importance and the dead bolt 8 that is in the operating position.Fig. 6 especially illustrates the dead bolt 8 that stretch out in the gap 7 in the antetheca 6 that passes the rear portion 2 of locking shell.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 superior to 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, it is firmer than the elastomeric element that uses prior art to use spiral compression spring as shown in the figure to be considered to.Another advantage of this lock set is to make the rear wall of rear wall and mortise of lock shell 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: the lock shell; Dead bolt, said dead bolt are installed on the said lock shell to pivot between the off-position in said lock shell basically from the operating position of said lock shell protrusion and said dead bolt at said dead bolt relative to said lock shell and move; Drive unit; Said drive unit is associated with said dead bolt and is installed on the said lock shell, to move said dead bolt being latched in the primary importance of said operating position and making to pivot between the second place of said dead bolt at said off-position relative to said lock shell; The actuator of key actuated, the actuator of said key actuated can through through the key of permission from said Mortice lock assembly outside side drive so that said drive unit pivot; Biasing device; Said biasing device acts on said drive unit said drive unit is pushed to said first or the second place, and said biasing device comprises the elastic component that axial dimension changes when said drive unit moves between said first and second positions.

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

3. Mortice lock assembly as claimed in claim 2 is characterized in that, said helical spring is the compression spring.

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

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

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

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

8. Mortice lock assembly as claimed in claim 1; It is characterized in that; Said drive unit comprises the actuating arm that the operation of the actuator that responds said key actuated pivots around driving axis; Said actuating arm has the free end that is positioned at away from said driving axis place; Said free end operationally cooperates said dead bolt when said dead bolt moves between said operating position and off-position, by this, when by unauthorized user with said dead bolt when the operating position is removed; Be positioned to resist between said driving axis and the said dead bolt through the said free end that makes said actuating arm and pass said driving axis and said free-ended power from said dead bolt, said drive unit is latched in said operating position with said dead bolt.

9. Mortice lock assembly as claimed in claim 8; It is characterized in that; When by unauthorized user with said dead bolt when off-position is removed; Be positioned to resist between said driving axis and the said dead bolt through the said free end with said actuating arm and pass said driving axis and said free-ended power from said dead bolt, said drive unit is latched in said off-position with said dead bolt.

10. like claim 8 or 9 described Mortice lock assemblies, it is characterized in that said drive unit comprises at least one gear of the gears engaged that is associated with the cam of said actuator.

11. like claim 8 or 9 described Mortice lock assemblies; It is characterized in that; Said drive unit comprises said drive unit is installed in the installed part on the said lock shell that said installed part is connected in said actuating arm, to rotate with the said relatively lock shell of said actuating arm; Said installed part is associated with the actuator that can act on from the hand of the inboard manipulation of said Mortice lock assembly, thereby between said operating position and off-position, moves said dead bolt.

12. Mortice lock assembly as claimed in claim 11 is characterized in that, said installed part is associated with the actuator that hand can act on through gear train.

13. Mortice lock assembly as claimed in claim 11 is characterized in that, the actuator that said hand can act on is connected in said installed part through axle.

14. Mortice lock assembly as claimed in claim 1; It is characterized in that, comprise adjustable support, when mortise lock is installed in the mortise; Said supporting is stretched out from said lock shell being matched with the rear wall of said mortise in use, thereby said lock shell is positioned in the said mortise securely.

15. Mortice lock assembly as claimed in claim 14 is characterized in that, said adjustable support comprises movable member, and said movable member has and can move the abutting end with the said rear wall that is matched with said mortise relative to said lock shell straight line.

16. Mortice lock assembly as claimed in claim 15 is characterized in that, said movable member has with respect to said lock shell rotation so that the drive end that said abutting end moves with respect to said lock shell.

17. Mortice lock assembly as claimed in claim 15; It is characterized in that; Said movable member comprises thread spindle; Said thread spindle is positioned in the screwed hole related with the said lock shell facies of said Mortice lock assembly, and said by this thread spindle makes said movable member move with respect to said lock shell with respect to the rotation of said screwed hole.

18. Mortice lock assembly as claimed in claim 17 is characterized in that, said screwed hole is formed on respect in the fixing nut on the throne of said lock shell, stops the rotation with respect to said lock shell with said nut when said thread spindle rotates.