CN1924269A

CN1924269A - Mortise lock assembly

Info

Publication number: CN1924269A
Application number: CNA2006101110042A
Authority: CN
Inventors: 马丁·斯塔斯; 加里·布鲁克斯; 西蒙·贝克
Original assignee: Assa Abloy Ltd
Current assignee: Assa Abloy Ltd
Priority date: 2005-08-12
Filing date: 2006-08-11
Publication date: 2007-03-07
Also published as: GB2429036A; GB0516629D0; GB2429036B

Abstract

A mortise lock assembly for a door, including a casing, a locking mechanism arranged at least partly within the casing and having a hook bolt, a latch bolt, and a deadlock assembly which is in cooperation with the latch bolt and is further so in cooperation with the hook bolt that, when the hook bolt is in a locked configuration, the deadlock assembly effects locking of the latch bolt.

Description

Mortice lock assembly

Technical field

A kind of Mortice lock assembly of relate generally to of the present invention.

Background technology

One of form of the lock of extensive use is a mortise lock.This Mortice lock assembly is to be installed on the mortise (mortise) of opening in the groove of the side of door, and this side just abuts against the limit of the adjacently situated surfaces of door jamb when this is closed.Because the main body of lock and its most of workpieces are in door self, the intruder is difficult to these operation parts of contact, thereby the intruder is difficult to enter without permission the room or the zone of being locked.

Mortice lock assembly comprises various moving components usually in housing.Wish that this housing can open,, and wish that this entering can be than being easier to and obtaining simply so that can enter its inside.

Some Mortice lock assemblies comprise the movable hooked latch that is referred to as hook-type bolt (hook bolt), and it can engage with the retainer in the groove that is arranged on door jamb.Some have hook-type hook-type bolt type the door easily by intruder's positive opening.Particularly, if bar or elongated device can insert between this door and the door jamb, the vertical motion of this bar can be enough to this hook-type hook-type bolt of positive opening, therefore makes door be forced to open.Therefore need improved Mortice lock assembly, it is not easy by the application of force.

Summary of the invention

The present invention attempts to provide a kind of improved Mortice lock assembly as describing in detail below.

Therefore, provide a kind of Mortice lock assembly that is used for door according to embodiments of the invention, it comprises: housing; Be at least partially disposed in this housing and have the locking mechanism of hook-type bolt, latch bolt (latch bolt) and deadlock (deadlock) assembly, damned lock set and this latch bolt cooperation, and cooperate like this with the hook-type bolt, when this hook-type bolt was in locked configuration, damned latch mechanism was with this latch bolt locking.

Provide as defined above deadlock to make this latch bolt can be locked, when this hook-type bolt is in latched position, prevent because careless or deliberate opening without permission.

In one embodiment, when this lock is mounted and damned lock set when being arranged between this hook-type bolt and this latch bolt, this hook-type bolt is arranged on this latch bolt.The hook-type bolt is arranged on benefit on the latch bolt and is to slide an object straight up so that the intruder who forces this hook-type bolt to be opened for attempting facing to this hook-type bolt, and latch bolt provides an obstacle.

Preferably, this hook-type bolt and damned lock set are in the slip interacting state.Advantageously, the deadlock assembly comprises interlock, this interlock can with the interlock interlocking of the complementation that is associated with latch bolt.Advantageously, this latch bolt can essentially horizontally move by the movable part that comprises the interlock that this is complementary, and damned lock set can be locked in the permanent position with this movable part.Preferably, this interlock and this complementary interlock comprise interlockable ratchet means.Advantageously, the ratchet means of this interlocking each comprise a plurality of asymmetric tips.

In one embodiment, the hook-type bolt be can around said pivot and comprise the element that is provided with prejudicially with respect to this pivot, be used to act on damned lock set.Preferably, damned lock set comprises supporting table surface, and this element and this area supported interact, and is used to produce vertically moving of damned lock set.Preferably, damned lock set is to move slidably along vertical substantially direction, and preferably, damned lock set comprises the compression spring, in use is used to promote damned lock set and leaves this latch bolt.This compression spring can be a spiral compression spring.

Therefore, provide a kind of Mortice lock assembly that is used for door according to embodiments of the invention, comprise the housing that has first and second housing parts, panel at least, be at least partially disposed on the locking mechanism in this housing, wherein this first housing component has first tightening member, second housing component has second tightening member, and panel has and is used for holding device that this first housing parts and second housing parts are kept together, be used for the panel of the lock of first and second housing components and this assembling is remained in position, become the relation of cooperatively interacting.

Tightening member is provided and keeps the combination of structure can save one or more screws used in many conventional lock sets, therefore simplified the installation of lock.

In a preferred embodiment, this first tightening member and second tightening member are the projections of cooperation.Advantageously, this first tightening member has concave area, and second tightening member comprises the part that is fit to be installed in the complementation in the described concave area.Preferably, this holding device is an opening, preferably, is the aperture on the panel.

The present invention also provides a kind of method of assembling lock, comprise this first housing parts is placed to and the second housing parts cooperation, place the complementary structure of this first and second housing parts with matching relationship, and pasting described first and second housing parts and placing this panel, wherein holding device is arranged to keep complementary structure, is used to hold them under the described matching relationship.Preferably, this holding device is an opening, the aperture on the preferably described panel, its be arranged on this complementary structure around.

Description of drawings

From below in conjunction with understanding and understand technology disclosed by the invention more fully the detailed description of accompanying drawing, wherein:

Fig. 1 is used for the phantom drawing of the lock set of door from beneath according to one embodiment of the invention;

Fig. 2 is the lateral view of Fig. 1 lock set;

Fig. 3 is the upper side view of this lock set, its housing be removed and shown in the hook-type bolt at released state;

Fig. 4 be from the lateral view on this assembly top of Fig. 3 same side, its hook-type bolt is in the lock state;

Fig. 5 is the phantom drawing of hook-type bolt; And

Fig. 6 is the exploded view that Fig. 1 institute one's own judgment internal part is shown.

The specific embodiment

With reference to figure 1 and Fig. 2, this lock set is conventional in many aspects.It is the housing 1 that a kind of mortise lock and the locking mechanism that comprises this lock set within it.This housing 1 comprises front panel 2 and rear wall 3.This lock housing body also comprises relative sidewall 4 and relative last lower wall 5 and 6.

This lock set is suitable for various door, for example but be not to be specifically designed to sliding door.It comprises hook-type bolt 7 and telescopic cantilever latch bolt 8, and they are arranged near the corresponding aperture of this panel 2.This hook-type bolt 7 is arranged to and the retainer (not shown) that is installed on the door jamb (not shown) is interlockable, for example, and with the cooperation part or the aperture (not shown) that are arranged on this retainer.This latch bolt 8 is provided with like this, and it can be moved forward in the corresponding aperture in this retainer.This lock set is configured to be mounted in the interior mortise of partial cross section (not shown) of door, usually in this doorframe cross section.When the housing of this lock set is received in the inside, this housing is hidden except panel 2, this panel 2 is arranged to circumferential surface with this reveal limit substantially in same level height, that is to say, in use when this door during by sliding closing this surface will be front surface.Lockset spare can be additional to this assembly, and for example, the lock cylinder (not shown) can be arranged in the aperture 9 and by this front and stretch out.

The non-restrictive example according to the present invention, the position of hook-type bolt 7 and latch bolt 8 is upside-down mounting with respect to the lock construction of routine.Be convenient to opening of door like this, and under the situation that door is used by the disabled person, be particularly advantageous.And by this way, latch bolt 8 stops the intruder to insert any utensil to force this hook-type bolt mobile from bottom to top.And the structure of lock cylinder and operation are conventional.

Other locksets can be connected in this lock set.For example handle can be installed in (for example, square) aperture 10.

Fig. 3 illustrates the top of this lock set, and for convenience of explanation, some parts of its housing and this lock set are removed.Though the latch bolt 8 in the figure has the end of chamfering, the present invention also can be used for the situation that latch bolt 8 has squared ends.This latch bolt 8 and its operating mechanism are arranged on the bottom of this assembly, as shown in Figure 3.

This latch bolt can withdraw and stretch out by the aperture in the panel 2 by means of slidable member 11, and this sliding part can move around along horizontal direction (on the meaning of this figure).Slidable member 11 is connected in latch bolt 8 via neck 12, and comprises pin supporting part 13 and elongated portion 14.The rear portion of this elongated portion 14 is received within the horizontal-extending groove (not shown) on the inside that is arranged at this housing wall, and for the contraction of latch bolt 8 with stretch out and can flatly slidably reciprocate within it.This elongated portion 14 and 15 cooperations of compression spring.At first end 16 of elongated portion 14, first end 17 of compression spring 15 is pressed on the returning part 18 of elongate articles 14, thereby this returning part 18 is movably with this elongated portion 14 with respect to housing.Near the other end 19 of this elongated portion 14, plate 20 is arranged in the permanent position of this housing wall inside and extends into the inside of this lock set.Second end 21 of spring 15 is pressed on this plate 20 in such a way, make when when in Fig. 3, drawing the contraction of sliding part 11 these latch bolts 8 that comprise elongated portion 14 from left to right, interval between this returning part 18 and the plate 20 reduces, and causes the compression (or further compression) of spring 15.

Ratchet surface 22 is arranged on the top of this elongated portion 14.This ratchet surface suitably is configured to and the cooperation of deadlock assembly, can be locked into fastening position by this cooperation this latch bolt 8 when hook-type bolt 7 is operated, and damned lock set is further described below.

Hook-type bolt 7 is pivotable around pivot 23 between unlock state shown in Figure 3 and lock-out state shown in Figure 4.Be used to cause that by means of lock cylinder and key the mechanism of the pivot of this hook-type bolt 7 between locking and unlock state is conventional, therefore here be not described.This hook-type bolt 7 at length illustrates in Fig. 5, and this hook-type bolt has hook portion 24 as seen from Figure 5.Hook-type bolt 7 has two isolated substantially

parallel parts

25 and 26, and in the part of the hook-type bolt 7 that comprises hook portion 24, the interval between the

parts

25 and 26 is occupied by (metal) insert 27.Near pivotal axis 23 are pins 29, and it is fixed in these

parts

25 and 26 and extend between it.This pin 29 is arranged for the deadlock assembly and interacts.

Damned lock set has the deadlock main body 30 with 32 cooperations of compression spring, its objective is when door is unlocked, and this deadlock main body 30 is pushed along the direction that makes progress, and this will further specify below.This spring at one end contacts the plate 30 that extends internally from this deadlock main body 30.The other end of spring 31 is arranged on the plate 32 that extends forward from the housing of this lock set.

Upwardly extending from this deadlock main body 30 is crooked extension 33, and it provides area supported 34 for pin 29.The ratchet end 35 on (asymmetric) the ratchet limit 36 on the plate portion that is arranged on deadlock main body 30 37 that extends downwards from the bottom of this deadlock main body.Be used to admit the vertical extension slot (not shown) of this deadlock main body 30 to be arranged on the inside of this lock set housing, and this deadlock main body 30 can slidably reciprocate vertically in this groove.

This area supported 34 is that such structure and pin 29 are selected like this with respect to the position of pivotal axis 23, make the pivoting action of when hook-type bolt 7 closures this hook-type bolt 7, by the effect of mobile pin 29 on area supported 34, cause comprising that ratchet limit 36 damned lock sets are pushed down.Therefore, when from non-locked position shown in Figure 3 when latched position shown in Figure 4 moves this hook-type bolt 7, cause that this ratchet limit 36 moves down, with this elongate articles 14 on the ratchet surface 22 of complementation interact, thereby lock this latch bolt 8 and prevent horizontal movement.Spring 31 is compressed as a result.

When hook-type bolt 7 was unlocked, pin 29 moved along clockwise direction, and when the fold back portion of the top of arrival area supported 34, promoted this extension 33 and the deadlock main body 30 that links to each other that comprises this ratchet limit 36.Under the situation of these extension 331 fractures, compression spring 31 still upwards promotes this deadlock main body, so just guarantees that this latch bolt will not remain on latched position.Therefore, when this prolonged part 30 inefficacies, damned lock set can not stop opening of door, so the user will still can open door under these circumstances.

With reference to figure 6, Fig. 6 illustrates the non-limiting structure of lock housing body 1.This lock housing body 1 can comprise relative first and second housing parts 41 and 42.This first housing parts 41 can have main wall district 43, rear portion fold back portion 44, this rear portion doubled-back region forms rear wall in the lock of assembling, and with second sidewall on the preceding fold back portion 45 of preceding fold back portion 46 cooperation, the preceding fold back portion 46 on this second sidewall will be described below.This first housing parts 41 also has the top fold back portion 47 and the crooked bottom fold back portion 48 of the bending that forms the relative last lower wall in this lock set.

Should preceding fold back portion 45 have upper zone 49, middle region 50 and lower region 50.It is semicircle that this upper zone 49 is essentially, and have the part 49a that part cuts, so that can cooperate with relative housing parts 42 corresponding parts.Cut district 49a at this one aperture 52 is arranged.This lower region 51 has to cut distinguishes 51a, and it has aperture 53.Aperture 52 and 53 is suitable for admitting threaded fastening device.This middle region 50 has the projection piece 55 of semi-circular cut-out 54 and semi-circular cross-section.

This second housing component 42 has main wall district 56 and preceding fold back portion 46, the latter be configured to fold back portion 45 with housing parts 41 be formed on use in the top aperture that passes through of hook-type bolt 7 and be used for the bottom aperture that latch bolt 8 passes through.For this reason, this fold back portion 46 has upper zone 57, middle region 58 and lower region 59, and they are configured to cooperate with upper zone 49, middle region 50 and the lower region 51 of fold back portion 45 respectively.This upper zone 57 and lower region 59 have aperture 60 and 61 respectively, and they align with aperture 52 and 53 respectively in the lock that assembles, and are used to admit threaded fastening device.

This middle region 58 comprises semi-circular cut-out 62, and it is used for being formed for admitting with otch 54 cooperation the circular aperture of threaded fastening device.This middle region 58 also comprises the bossing 63 with the semi-circular cross-section except cross rib 64, and when lock was assembled, this cross rib 64 was received in the projection piece 55 with being configured to be hidden.

This panel 2 has substantially rectangular structure, and have be used for by hook-type bolt 7 and aperture 65 and be used for aperture 66 by latch bolt 8.This panel comprises the aperture 67 at three intervals, is used to admit housing parts 41 and 42 threaded fastening devices that panel are connected in assembling.This panel comprises the top 69 of the last fold back portion 47 that extends beyond housing and extends beyond the bottom 70 of the following fold back portion 10 of assemble case.In top 69 and bottom 70, aperture 71 and 72 up and down is set respectively, be used on the mortise and under this panel is fixed in door.This panel 2 comprises centre bore 73, and its size is made on the projection 55 and 63 that is engaged in cooperation closely.

In the use, lock is assemblied on the housing parts 41, and housing parts 42 is arranged on this assembling parts and with the screw up and down 74 and 75 that is engaged on screwed hole 76 and 77 respectively and is connected in this housing parts 41 then.Projection 63 on the fold back portion 46 cooperates with projection 55 on this fold back portion 45, and panel 2 is placed on the fold back portion 45 and 46 of cooperation then, and the projection 63 and 55 of cooperation is stretched out by the aperture 73 on this panel 2.Panel 2 usefulness screws 68 are fixed on the keeper of this lock set, these screw 68 thread engagement receiving openings 52 and 53.Afterwards, this lock that assembles has just been carried out and has been used for the preparation that mortise is installed.

The projection 55,63 of cooperation and the aperture 73 that these projectioies are fixing are provided in the lock that assembles together, make it possible to save the additional screws of fixing this housing, and provide especially simply and the mode of this main housing member of the alignment of seeing easily and panel, thereby simplified the installation of lock.

Though above-described mortise lock has the hook-type bolt, the present invention can be applied to any mortise lock.Particularly, the housing tightening member that should be appreciated that here to be advocated the mortise lock that can be applied to have hook-type bolt or other types bar is set, and it is suitable for any type of door, comprises hinged door and sliding door.

Should be appreciated that for the sake of clarity the of the present invention various features that are described in the embodiment context separately can be provided among the single embodiment with combining form.On the contrary, for the easy of the present invention various features of describing in single embodiment also can provide dividually, perhaps provide with any suitable sub-portfolio.

Claims

One kind be used for the door lock set, it comprises:

Be at least partially disposed in the housing and have the locking mechanism of hook-type bolt and latch bolt; And

With the deadlock assembly of this hook-type bolt cooperation, when this hook-type bolt was in locked configuration, damned lock set was with this latch bolt locking.
2. lock set as claimed in claim 1, wherein when this lock was mounted, this hook-type bolt was arranged on this latch bolt, and the deadlock assembly is between hook-type bolt and latch bolt.
3. lock set as claimed in claim 1 or 2, wherein damned lock set comprises interlock, this interlock can with the interlock interlocking of the complementation that is associated with latch bolt.
4. lock set as claimed in claim 2, wherein this latch bolt can essentially horizontally move by the movable part that comprises the interlock that this is complementary, and damned lock set can be locked in the permanent position with this movable part.
5. as claim 3 or 4 described lock sets, wherein this interlock and this complementary interlock comprise interlockable ratchet means.
6. lock set as claimed in claim 5, wherein the ratchet means of this interlocking each comprise a plurality of asymmetrical tips.
7. the described lock set of any one claim as described above, wherein this hook-type bolt can change by pivot axis, and comprises the element that is provided with prejudicially with respect to this pivotal axis, to act on damned lock set.
8. lock set as claimed in claim 7, wherein damned lock set comprises area supported, this element and this area supported interact, thereby damned lock set is vertically moved.
9. the described lock set of any one claim as described above, wherein damned lock set can slide along vertical substantially direction.
10. the described lock set of any one claim as described above, wherein damned lock set comprises the compression spring, is used in use promoting damned lock set and leaves this latch bolt.
11. the described lock set of any one claim as described above, wherein said housing comprises panel, and wherein this first housing parts has first tightening member, second housing parts has second tightening member, this panel has and is used for holding device that this first and second tightening member is kept together, thereby first housing parts and second housing parts are remained in position the relation that becomes to cooperate with each other with panel in the lock that assembles.
12. lock set as claimed in claim 11, wherein this first tightening member and second tightening member are the projectioies of cooperation.
13. lock set as claimed in claim 12, wherein this first tightening member has concave area, and second tightening member comprises the complementary portion that fits into described concave area.
14. as any one described lock set in the claim 11 to 13, wherein this holding device is the opening in this panel.
15. one kind basically as with reference to the accompanying drawings as described herein and by the lock set shown in the accompanying drawing.
16. method of assembling lock, comprise first housing parts is placed to the state that becomes to work in coordination with second housing parts, place the complementary structure of first and second housing parts with matching relationship, and place panel against described first and second housing components, the holding device of wherein said panel is arranged to keep described complementary structure, to hold them under the described matching relationship.
17. method as claimed in claim 16, wherein this holding device is to be positioned at complementary structure opening on every side.