CN2851445Y - Quick locking and opening door lock - Google Patents

Abstract

The utility model relates to a quick locking and unlocking door lock, which comprises a casing body, a main lock tongue component, a baffle plate and a lock head, wherein the casing body is also in axial connection with an inner handle shifting shaft and the inner handle shifting shaft is provided with a quick unlocking shifting point and an inner quick locking shifting point. The quick unlocking shifting point shifts a bent shifting fork to relieve the non-return that the baffle plate applies on the main lock tongue component, and further shifts a main lock tongue shifting fork so that the main lock tongue component can retract into the casing body. The inner quick locking shifting point shifts the main lock tongue shifting fork so that the main lock tongue component can extend out of the casing body, and the bent shifting fork and the main lock tongue shifting fork are coaxially arranged. The utility model has the functions that the utility model can prevent theft, can be unlocked and locked by a conventional key through the lock head, and can be quickly unlocked and locked by a handle, therefore the operation is fast, simple and forthright and the hand feeling is good. The utility model has the advantages of simple and compact structure, convenient process and assembly and strong function of theft protection.

Description

Quick locking, unlatching door lock

Technical field

The utility model relates to a kind of door lock, especially can quick closedown and the door lock of unlatching.

Background technology

Existing door lock, comprise door lock with anti-theft feature, majority is the opening and closing that realize door lock by the key turns tapered end, at some in particular cases, when meeting with situation such as fire from indoor escape, tend to incur loss through delay escape time even forfeiture life (even having only a few times in second sometimes) because may need to seek key operated door lock, therefore the door lock that has occurred quick unlatching on the market, it is in the inboard of door handle to be set, can directly door lock be opened escape and not need key by handle when meeting with emergency, embody its technical clear superiority, nonetheless, still need to close this door lock, because reason such as the key volume is little by the key turns tapered end, exist operational motion loaded down with trivial details again, the defective of feel difference; Notification number is that the utility model patent of CN2697241Y is that the fast lock that the applicant designs is opened safe-guard door lock soon, it is separately positioned on diverse location in the housing with pull bar shift fork and main dead bolt shift fork, find that through using structure is compact inadequately, and the operation when the component process and assemble is more, such as the needs bearing pin that rotates of process support master dead bolt shift fork and pull bar shift fork and the installing hole of on the lock housing bonnet, offering bearing pin respectively, and on interior handle shift fork, need to be provided with three and dial points.

The utility model content

The technical assignment of the technical problems to be solved in the utility model and proposition is to overcome the defective that prior art exists, the door lock that a kind of compact conformation, flexible movements is provided and saves the process and assemble operation.For this reason, the utility model is taked following technical scheme:

Fast locking, open door lock, comprise housing, be directed to and the main dead bolt parts of the housing that can stretch out or withdraw, to the plate washer of main dead bolt parts non-return and stir plate washer and the non-return of main dead bolt parts stirred further also to remove main dead bolt parts stretch out or the tapered end of the housing of withdrawing; Handle dial axis on described housing, also being connected with, the handle dial axis has to open soon and dials point and interior fast lock is dialled a little in described, dial point and stir curved shift fork by described opening soon to remove plate washer to the non-return of main dead bolt parts and further stir main dead bolt shift fork and make main dead bolt parts withdrawal housing, stir main dead bolt shift fork by fast lock group point in described and make main dead bolt parts stretch out housing, it is characterized in that described curved shift fork and the coaxial setting of main dead bolt shift fork.The door lock of this structure in use can be in a conventional manner opened door lock or close by the key turns tapered end, also can indoor rotate by handle in the handle dial axis open or close door lock; Because curved shift fork and the coaxial setting of main dead bolt shift fork have reduced component and corresponding structure and installation position, its compact conformation.

As the further of technique scheme improved and replenish, can take following concrete technical measures:

Handle dial axis outside also being connected with on described housing, described outer handle dial axis are then stirred main dead bolt shift fork by its extra income lock group point makes main dead bolt parts stretch out housing.This structure makes and not to need the key (outdoor) can be with the quick locking of door lock by outer handle dial axis, but door lock can not opened.

One end of described inside and outside handle dial axis is coupling on housing, and their abutting end is linked in together mutually.This structure makes inside and outside handle dial axis be positioned on the same axle center, makes that promptly the inside and outside handle on the door is positioned on the same axle center, and for door lock, its compact conformation for door, is convenient to install safe-guard door lock.

Have the handle connecting hole on the described inside and outside handle dial axis, the fit portion of inside and outside handle dial axis is provided with isolation pad, is used to prevent stir interior handle dial axis and open door with corresponding instrument after the outer decoration panel breakage of door.

Described main dead bolt shift fork is placed on the lead of main dead bolt parts by the slotted hole on it, and safety action is flexible, prevents stuck.

For being had as traditional product, this door lock possesses safety lock tongue spare and oblique tongue spare, and equally fast locking, open door lock, can: the safety lock tongue spare that in described lock housing, is provided with pull bar and stirs by insurance dead bolt dial axis, one end of pull bar is stirred by curved shift fork, the pull bar other end is by insurance dead bolt shift fork pulling safety lock tongue spare, and the pull bar middle part offsets to remove the non-return of plate washer to main dead bolt parts with plate washer.And head is housed on described housing remains on oblique tongue spare outside the housing; Handle shift fork in being with on the handle dial axis in described, and fan groove and the projection that cooperatively interacts is set between interior handle dial axis and interior handle shift fork, thus feasiblely oblique tongue spare is dialled back in the housing by handle shift fork in this; And drive handle shift fork in this in tapered end is dragged on main dead bolt parts housing the time or the outer handle shift fork established in addition and in the housing that the head of oblique tongue spare dragged on.Fan groove that cooperatively interacts and projection make that by each parts mutually noninterfere of its drive, safety action was flexible when inside and outside handle dial axis moved.

The safeguard of being stirred by tapered end that is coupling on the described main dead bolt parts is connected with insurance breach and the chute on the housing safety pole of being enclosed within that the position keeps spring and offers connection on the safeguard.This structure is incited somebody to action when main dead bolt parts are in locking states, prevents from improper means main dead bolt parts indentation housing to be opened door lock, increases measures one.

The utility model is the antitheft and conventional function of opening locking by tapered end with key of tool both, can open fast or locking by handle again, and is swift to operate simple, simple and direct, good hand touch; It is simple and compact for structure, is convenient to process and assemble; Anti-theft feature is stronger.

Description of drawings

Fig. 1 is the structural representation of a prioritization scheme of the utility model.

Fig. 2 is that the A-A of Fig. 1 is to view.

Fig. 3 is the structural representation of outer handle dial axis.

Fig. 4 is the rear elevation of Fig. 3.

Fig. 5 is the vertical view of Fig. 3.

Fig. 6 is the structural representation of interior handle dial axis.

Fig. 7 is the rear elevation of Fig. 6.

Fig. 8 is the vertical view of Fig. 6.

Schematic diagram when Fig. 9 is a structure shown in Figure 1 by the quick locking of interior handle dial axis.

Schematic diagram when Figure 10 opens by interior handle dial axis fast for structure shown in Figure 1.

Schematic diagram when Figure 11 is a structure shown in Figure 1 by the quick locking of outer handle dial axis.

Figure 12 for structure shown in Figure 1 by tapered end locking door lock after tapered end further stir the schematic diagram of safeguard with the insurance of main dead bolt parts.

The specific embodiment

Safe-guard door lock shown in Fig. 1,2, mainly comprise tapered end 7 in the housing (link together constitute by lock housing 3, panel 1, bonnet), main dead bolt parts 8 (three cylindric heads are arranged shown in the figure, also can be the heads of other shape), safety lock tongue spare 4, insurance dead bolt dial axis 25, tiltedly tongue spare 13, interior handle dial axis 30, outer handle dial axis 28 and the plate washer 10 that cooperates with tapered end 7, main dead bolt parts 8 by screw:

Tapered end 7 is identical with conventional tapered end, it have one can be fixed on the housing matrix and on matrix by the shifting block of key turns;

Main dead bolt parts 8 are directed at by its lead 8a, 8b in the gathering sill 3a of lock housing 3 and bonnet (only illustrating on lock housing among the figure), and its side towards tapered end has the protuberance 8c that stirs for tapered end;

Safeguard 9 is coupling on main dead bolt parts and is corresponding with tapered end and can be stirred by the shifting block of tapered end, is connected with the position on the safeguard and keeps spring 9a and offer continuous insurance breach 9b and the chute 9c that is enclosed within on the bonnet safety pole (not shown);

Safety lock tongue spare 4 comprises insurance dead bolt body 4b and is located at the safety lock tongue 4a of portion of insurance dead bolt body front end, insurance dead bolt body 4b goes up and passes slotted hole on the insurance dead bolt push pedal 4c with rivet 4d and will insure dead bolt push pedal 4c and be movably connected and insuring on the dead bolt body 4b, have on insurance dead bolt push pedal 4c and the insurance dead bolt body 4b corresponding cooperates with insurance dead bolt dial axis stir groove 4e and clicking section 4f, the afterbody of insurance dead bolt push pedal 4c has the protuberance 4g (seeing Fig. 9 for details) that upwards bends;

Tiltedly tongue spare 13 is by tiltedly tongue locating piece 13a is spacing in housing, tiltedly be with two sections springs on the tongue spare 13, the elastic force of these two sections springs is pushed into the head of oblique tongue spare outside the panel, and when opening door fast, can remedy the deficiency of oblique tongue spare upper and lower displacement, for the rotation of interior handle shift fork provides enough rotation spaces;

See Fig. 3～8, interior handle dial axis 30, outer handle dial axis 28 opposing ends are coupling on lock housing 3, bonnet, their abutting end is linked in together mutually, therefore can relatively rotate, its fit portion is provided with isolation pad 29, interior handle dial axis 30 is provided with interior fast lock and dials some 30a and open a group some 30b soon, and the central axis of interior handle dial axis is to being square handle connecting hole 11c; Outer handle dial axis 28 is provided with the extra income lock and dials some 28b, stop part 28c and limited block 28a, and the central axis of outer handle dial axis is to also being square handle connecting hole;

In interior handle shift fork 26 is enclosed within on the handle dial axis 30, the fan groove 26a on it cooperates with shifting block 30e on the interior handle dial axis 30, and interior handle shift fork 26 and interior handle dial axis 30 can either be relatively rotated, and also can rotate (seeing Fig. 9, Figure 10 for details) together;

Outer handle shift fork 26 overlaps outside on the handle dial axis 28, the fan groove 27a on it cooperate with limited block 11e on the outer handle dial axis and only can be in the scope of restriction mutually externally the handle dial axis rotate (seeing Figure 11 for details);

Main dead bolt shift fork 18 is placed on the lead 8b of main dead bolt parts by the slotted hole 18a on it;

Curved shift fork 16 and main dead bolt shift fork 18 coaxial installations, and can rotate relative to main dead bolt shift fork;

The 3 inwall settings of pull bar 23 next-door neighbour's housings, its two ends have the protuberance that cooperates with insurance dead bolt shift fork 24 and curved shift fork 16 respectively, and its middle part has a stopper slot 14a, and the lower end of plate washer 10 is spacing in this stopper slot; Be directed at the pull bar 2 (seeing Fig. 1 for details) on the housing 3 on the housing in addition by main dead bolt parts promotion;

Plate washer 10 upper supports have torsion spring 20; The head of three dead bolt parts is positioned at the through hole that is opened on the panel 1, the afterbody of main dead bolt parts 8 has the shelves post 8d (in figure with lead 8b coaxial) corresponding with back stop slot 10a on the plate washer 10, its middle part also be connected with can move left and right oblique tongue pushing block 11, tiltedly the two ends, the left and right sides of tongue pushing block 11 cooperate (seeing Fig. 1 for details) with tapered end 7 and outer handle shift fork 26 respectively.

The safe-guard door lock of said structure, tiltedly the head of tongue spare 13 is remained on outside the panel 1 by spring under the external force effect not being subjected to, when the head of main dead bolt parts 8 and safety lock tongue spare 4 contracts in housing, can close door and door is positioned on the doorframe by oblique tongue spare 13; Rotate interior handle dial axis 30 by interior handle clockwise direction (referring to Figure 10) during unlatching, the fan groove 26a edge of handle shift fork in the shifting block 30e of interior handle dial axis promotes, the right-hand member of handle shift fork 26 is stirred oblique tongue spare 13 in making, overcome the elastic force of spring, the head of oblique tongue spare is retracted in the housing, take advantage of a situation and to open door; Or clockwise rotate tapered end 7 with key, make the shifting block of tapered end promote oblique tongue pushing block 11, tiltedly the right-hand member of tongue pushing block promptly promotes outer handle shift fork 26, makes the externally handle dial axis 28 clockwise directions rotation mutually of outer handle shift fork 26, oblique tongue spare head is retracted within the panel, take advantage of a situation and to open door.

Can also make main dead bolt parts 8, safety lock tongue spare 4 pass through conventional mode locking or open door with oblique tongue spare 13 respectively or simultaneously:

During with main dead bolt parts 8 locking doors, earlier door is closed, shifting block with key counter clockwise direction (Fig. 1 relatively) rotational lock head 7, make this shifting block push plate washer 10 open, upwards stir the projection of main dead bolt parts again, be about to main dead bolt parts and release housing piecemeal, the mobile promotion pull bar of main therebetween dead bolt parts, make pull bar promote " world dead bolt " of door upper and lower side, the lockhole that its head is put on the doorframe is interior with the door normal locking; Otherwise, clockwise rotate tapered end with key, make the shifting block of tapered end push plate washer open, then stir the protuberance 8c of main dead bolt parts downwards, be about to main dead bolt parts 7 and draw in housing piecemeal, main therebetween dead bolt parts 8 spur pull bar 23 again, thereby will pull out in the head of " world dead bolt " lockhole from the doorframe; With the described mode of leading portion door is opened afterwards.

When door is in closed condition, stir the clicking section 4f of safety tongue parts, the head 4a of safety tongue parts 4 is stretched out or the housing of withdrawing, realize or arming by safety tongue shifting block 25 (its handle is located at indoor).

See Fig. 1, Figure 10, when needing to open fast, at the above-mentioned dead bolt that is in locking states, handle in as long as clockwise direction rotates, even some 30a and the rotation of interior handle shift fork 27 clockwise directions are dialled in opening soon of interior handle dial axis, stir curved shift fork 16 and oblique tongue spare 13 respectively, stirring pull bar 23 when curved shift fork 16 makes it be with plate washer 10 to move right, thereby make grade post 8d break away from back stop slot, releasing is to the location of main dead bolt parts, open a group some 30a soon and promptly stir main dead bolt shift fork 18, pull bar 23 left ends spur insurance dead bolt shift fork 24 again simultaneously, make the protuberance of the other end pulling insurance dead bolt push pedal 4d afterbody of insurance dead bolt shift fork 24,4d is at first mobile for the push pedal of insurance dead bolt, stir groove 4e by it and will insure dead bolt dial axis 17 and push the locking of arming dead bolt dial axis aside, then drive insurance dead bolt body and make in the safety lock tongue portion withdrawal housing arming safety lock tongue spare from the clicking section 4f on the insurance dead bolt body 4b; And main dead bolt shift fork 18 promotes main dead bolt parts 8 by lead 8b after plate washer 10 is removed the location of main dead bolt parts, the head of main dead bolt parts is retracted housing, therebetween, moving of main dead bolt parts also drives pull bar 2, and the head with " world dead bolt " retracts simultaneously; Interior handle shift fork 27 is dialled back housing with the head of oblique tongue spare 10; So far, an action that clockwise rotates of interior handle is about to above-mentioned dead bolt and all retracts, and takes advantage of a situation and can open door, and is very quick.

Can not open main dead bolt parts and to the control of safety tongue parts by outer handle dial axis.

See Fig. 9, during by the quick locking of interior handle dial axis, handle dial axis 30 in only needing counterclockwise to rotate, the interior fast lock of then interior handle dial axis is dialled a 30a and is stirred main dead bolt shift fork 18 (at this moment, interior handle shift fork 27 keeps static because fan groove 27a is arranged, not interfered by oblique tongue spare 13), main dead bolt shift fork 18 is promptly stirred lead 8b outwards moves main dead bolt parts, its bay post 8d acts on and breaks away from back stop slot 10a on the inclined-plane of plate washer 10 and plate washer is pushed open to the right, and then makes main dead bolt parts stretch out housing to be in locking states.On this basis, stir the clicking section 4f of safety tongue parts 4, make the head of safety tongue parts 4 stretch out housing, realize insurance by safety tongue shifting block 25; Otherwise, arming.

See Figure 11, during by the quick locking of outer handle dial axis, only need counterclockwise to rotate outer handle dial axis 28, the extra income lock of then outer handle dial axis is dialled some 28b and is stirred main dead bolt shift fork 18 (at this moment, outer handle shift fork 26 keeps static because fan groove 26a is arranged, therefore not interfered by oblique tongue spare), main dead bolt shift fork 18 is promptly stirred lead 8b outwards moves main dead bolt parts, its bay post 8d acts on and breaks away from back stop slot 10a on the inclined-plane of plate washer 10 and plate washer is pushed open to the right, and then makes main dead bolt parts head stretch out housing to be in locking states.On this basis, stir the clicking section 4f of safety tongue parts 4, make the head of safety tongue parts 4 stretch out housing, realize insurance by safety tongue shifting block 17; Otherwise, arming.

In addition, when clockwise direction rotated outer handle dial axis 28, because of stop part 28c is stopped and can not realize by oblique tongue locating piece 13a, it was irrealizable promptly attempting by rotating outer handle dial axis the door lock unlatching.Described safeguard, when main dead bolt parts were in opening, the chute 9c of safeguard 9 was consistent with the moving direction of main dead bolt parts, thereby can stir main dead bolt parts to the locking states (see figure 1) by inside and outside handle dial axis or tapered end; When stirring main dead bolt parts by tapered end to locking states, further stir safeguard 9 rotations and make chute 9c depart from the moving direction of main dead bolt parts, and be stuck on the safety pole of bonnet by insurance breach 9b, therefore, unless by tapered end safeguard is resetted, otherwise can't realize opening fast (seeing Figure 12) by interior handle dial axis.

Claims (9)

1, fast locking, open door lock, comprise housing, be directed to and the main dead bolt parts of the housing that can stretch out or withdraw, to the plate washer of main dead bolt parts non-return and stir plate washer and the non-return of main dead bolt parts stirred further also to remove main dead bolt parts stretch out or the tapered end of the housing of withdrawing; Handle dial axis, the curved shift fork that cooperates with described plate washer and the main dead bolt shift fork that cooperates with main dead bolt parts on described housing, also being connected with, the handle dial axis has to open soon and dials point and interior fast lock is dialled a little in described, it is characterized in that described curved shift fork and the coaxial setting of main dead bolt shift fork.

2, quick locking according to claim 1, unlatching door lock, handle dial axis outside it is characterized in that also being connected with on described housing, described outer handle dial axis are provided with the extra income lock that cooperates with described main dead bolt shift fork and dial point.

3, quick locking according to claim 2, unlatching door lock is characterized in that the opposing end of described inside and outside handle dial axis is coupling on housing, and their abutting end is linked in together mutually.

4, quick locking according to claim 3, unlatching door lock is characterized in that having the handle connecting hole on the described inside and outside handle dial axis, and the fit portion of inside and outside handle dial axis is provided with isolation pad.

5, quick locking according to claim 1 and 2, unlatching door lock is characterized in that described main dead bolt shift fork is placed on the lead of main dead bolt parts by the slotted hole on it.

6, quick locking according to claim 1 and 2, unlatching door lock, it is characterized in that being provided with in the described lock housing pull bar, insurance dead bolt dial axis and safety lock tongue spare, one end of described pull bar is stirred with curved shift fork and is cooperated, be provided with the insurance dead bolt shift fork that cooperates with the two between the other end of pull bar and the described safety lock tongue spare, the pull bar middle part offsets with plate washer.

7, quick locking according to claim 1, unlatching door lock is characterized in that being equipped with on the described housing head and remain on the outer oblique tongue spare of housing; Handle shift fork in being with on the handle dial axis in described, and fan groove and the projection that cooperatively interacts is set between interior handle dial axis and interior handle shift fork.

8, quick locking according to claim 7, unlatching door lock is characterized in that establishing in the described housing an oblique tongue pushing block, and an end of this oblique tongue pushing block is stirred with tapered end and cooperated, and its other end is stirred with described interior handle shift fork or outer handle shift fork and cooperated.

9, quick locking according to claim 1, unlatching door lock, the safeguard of being stirred by tapered end that it is characterized in that being coupling on the described main dead bolt parts is connected with insurance breach and the chute on the housing safety pole of being enclosed within that the position keeps spring and offers connection on the safeguard.

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