Change the lockset of latch bolt stroke distances
Technical field
The utility model is related to the technical field of lockset more particularly to a kind of locksets of modifiable latch bolt stroke distances.
Background technology
In the prior art, in response to different situations, the lockset of different latch bolt length need to be applied.
Due to standard limitation and use habit the problem of, the angle of position and handle rotation inside lockset between each component
Degree, which is commonly, to be relatively fixed;When lockset setting meet short latch bolt stroke when, if by using the clutch component of same specification, tiltedly
Tongue component, and the directly long latch bolt of application replaces short latch bolt, then latch bolt stroke is just insufficient, and lockset can not work normally;So logical
In the case of often, the latch bolt component of long latch bolt lockset and short latch bolt lockset, which connect the locations of structures being driven with clutch outer member, need to be arranged not
Together, it or needs to further increase the rotational angle of handle to realize.
When latch bolt component connect with clutch outer member transmission locations of structures be arranged it is different, the clutch component of same specification,
Latch bolt component can not be respectively suitable in the lockset of long latch bolt and short latch bolt, cannot meet the commonality of lock body part;And into one
Step increases the rotational angle of handle, then the loss of power is big when leading to user's swing handle.
For this reason, it is necessary to a kind of lockset of modifiable latch bolt stroke distances be designed, before not increasing handle rotation angle
Put so that the clutch component of same specification, latch bolt component only need to by simply adjust both can be applied to long latch bolt lockset,
It can also be applied to short latch bolt lockset.
Utility model content
The purpose of this utility model is that providing a kind of modifiable latch bolt stroke distances in order to overcome the deficiencies of the prior art
Lockset.
The lockset of latch bolt stroke distances is changed, including:Lock housing is provided with latch bolt component, handle pulling part in the lock housing
And clutch outer member;The handle pulling part is secured in the lock housing;The clutch outer member is secured to the handle pulling part, it is described from
It closes outer member and is provided with the latch bolt clicking section linked with the latch bolt component;
The latch bolt component includes latch bolt, latch bolt connecting rod, latch bolt fitting, latch bolt cauda and latch bolt tension spring;The latch bolt connects
Part is installed in the lock housing;The latch bolt connecting rod is connected to the latch bolt fitting;The latch bolt is connected to the latch bolt connecting rod
Upper end, the latch bolt cauda is connected to the lower end of the latch bolt connecting rod;The latch bolt connecting rod is in the latch bolt fitting and latch bolt
Between be socketed the latch bolt tension spring;The latch bolt clicking section is set between the latch bolt fitting and latch bolt cauda;
The master driver for being additionally provided with driving column in the lock housing and detachably installing, the driving column are located at the latch bolt
Near connecting rod, described master driver one end is provided with attachment hole to be movably connected on the driving column, the other end is provided with linkage
Portion is to be movably connected on the latch bolt clicking section;It is provided on the downside of the linkage portion and presses end, it is described to press end and the latch bolt
Cauda contacts;The master driver can push described oblique using the driving column as fulcrum with the drive of the latch bolt clicking section
Tongue cauda realizes the linkage with the latch bolt.
Further, it is provided with linkage cylinder on the latch bolt clicking section, long diameter is provided in the linkage portion and is more than
The slotted hole of the linkage body diameter, the linkage cylinder are accessed in the slotted hole and can back and forth be slided in slotted hole.
Further, be provided with positive stop end on the upside of the linkage portion, on the downside of the relatively described latch bolt fitting of the positive stop end with
Concordant setting, and when the latch bolt tension spring is in the normal state, the positive stop end is contacted with the latch bolt fitting.
Further, the latch bolt cauda is provided with the linkage portion for limiting the master driver and pushes the oblique convex of angle
Platform.
Further, the angle of inclination of the relatively described latch bolt cauda of the inclined platform is 20 degree.
Further, it is additionally provided with square tongue component in the lock housing;The clutch outer member is additionally provided with and the square tongue group
The square tongue clicking section of part linkage.
Further, the square tongue component includes main square tongue and square tongue pulling part, and the square tongue pulling part is secured to the lock housing
Interior, the square tongue pulling part is connect with the main square tongue, and the square tongue pulling part is connect with the square tongue clicking section.
A kind of lockset of modifiable latch bolt stroke distances provided by the utility model is answered by the selection expansion of master driver
With;Under the premise of not increasing handle rotation angle, lockset is set to meet the position of each component and specification inside it all constant
The case where, it is not only suitable for short latch bolt standard, is also suitable for long latch bolt standard simultaneously;Solve clutch component, the latch bolt of same specification
Component cannot be respectively suitable for the technical problem in the lockset of long latch bolt and short latch bolt;Meet the need that lock body part realizes commonality
It wants.
Description of the drawings
Fig. 1 is lock structure decomposition diagram in the utility model embodiment;
Fig. 2 is the closedown structure schematic diagram of the lockset using short latch bolt in the utility model embodiment;
Fig. 3 is the unlocking structure schematic diagram of the lockset using short latch bolt in the utility model embodiment;
Fig. 4 is the closedown structure schematic diagram of the lockset using long latch bolt in the utility model embodiment;
Fig. 5 is the unlocking structure schematic diagram of the lockset using long latch bolt in the utility model embodiment;
Fig. 6 is that the front of clutch outer member of the lockset using long latch bolt and the appearance of reverse side are shown in the utility model embodiment
It is intended to;
Fig. 7 is the master driver appearance diagram of the lockset using long latch bolt in the utility model embodiment;
Fig. 8 is the latch bolt cauda appearance diagram of the lockset using long latch bolt in the utility model embodiment.
Reference sign:1- lock housings, 11- driving columns, 12- limited blocks, 13- inclined tongue holes, 14- square bolt holes, 2- latch bolt groups
Part, the short latch bolts of 211-, 212- long latch bolts, 22- latch bolt connecting rods, 23- latch bolt fittings, 24- latch bolt caudas, 241- inclined platforms, 25- are oblique
Tongue tension spring, 3- square tongue components, the main square tongues of 31-, 32- square tongue pulling parts, 4- handle pulling parts, 5- clutch outer members, 51- latch bolts clicking section,
511- linkage cylinders, 52- square tongues clicking section, 6- master drivers, 61- attachment holes, 62- slotted holes, 63- press end, 64- limits
End.
Specific implementation mode
In order to make the technical solution of the utility model, purpose and its advantage more clearly, below in conjunction with attached drawing and implementation
Example, explanation is further explained to the utility model.
As shown in Figures 1 to 8, the lockset of a kind of modifiable latch bolt stroke distances of the utility model, including:Lock housing 1, institute
It states and is provided with latch bolt component 2, handle pulling part 4 and clutch outer member 5 in lock housing 1;The handle pulling part 4 is secured in the lock housing 1;
The clutch outer member 5 is secured to the handle pulling part 4, and the clutch outer member 5 is provided with the latch bolt to link with the latch bolt component 2
Clicking section 51;The clutch outer member 5 can by the handle pulling part drive and linked the latch bolt group by latch bolt clicking section 51
Part 2.
The latch bolt component 2 includes latch bolt, latch bolt connecting rod 22, latch bolt fitting 23, latch bolt cauda 24 and latch bolt tension spring 25;Institute
Latch bolt fitting 23 is stated to be installed in the lock housing 1;The latch bolt connecting rod 22 is connected to the latch bolt fitting 23;The latch bolt connection
In the upper end of the latch bolt connecting rod 22, the latch bolt cauda 24 is connected to the lower end of the latch bolt connecting rod 22;The latch bolt connecting rod
22 are socketed the latch bolt tension spring 25 between the latch bolt fitting 23 and latch bolt;The latch bolt clicking section 51 is set to the latch bolt
Between fitting 23 and latch bolt cauda 24;
Driving column 11 and the master driver detachably installed 6 are additionally provided in the lock housing 1, the driving column 11 is located at institute
It states near latch bolt connecting rod 22,6 one end of the master driver is provided with attachment hole 61 to be movably connected on the driving column 11, another
End is provided with linkage portion to be movably connected on the latch bolt clicking section 51;It is provided on the downside of the linkage portion and presses end 63, it is described
End 63 is pressed to contact with the latch bolt cauda 24;The master driver 6 is fulcrum with the driving column 11, can be dialled with the latch bolt
The drive in dynamic portion 51 and push the latch bolt cauda 24, realize the linkage of the latch bolt.
Specifically, the master driver is class " 8 " font, a linkage cylinder is provided on the latch bolt clicking section 51
511, the slotted hole 62 that a long diameter is more than linkage 511 diameter of cylinder, the linkage cylinder are provided in the linkage portion
It can be slided in the 511 access slotted holes 62 and back and forth in slotted hole 62, pass through setting for link cylinder 511 and slotted hole 62
It sets, simply and efficiently realizes the connection application of the latch bolt clicking section 51 and linkage portion.
Preferably, it is additionally provided with square tongue component 3 in the lock housing 1;The clutch outer member 5 is additionally provided with and the square tongue group
The square tongue clicking section 52 that part 3 links;, the square tongue component includes main square tongue 31 and square tongue pulling part 32, and the square tongue pulling part 32 fills
It is connected in the lock housing 1, the square tongue pulling part 32 is connect with the main square tongue 31, and the square tongue pulling part 32 is stirred with the square tongue
Portion 52 connects;Lockset is by the setting of latch bolt component 2, and further application has square tongue component 3, more effectively ensures the work(of lockset
It can property and stability.
Its operation principle is as follows:
As shown in Figures 2 to 5, the lock housing 1 corresponds to the latch bolt and is provided with inclined tongue hole 13, and the corresponding main square tongue 31 is set
It is equipped with square bolt hole 14;When the latch bolt that the latch bolt component 2 of lockset is applied is short latch bolt 211, when the door handle is turned, the handle is dialled
Part 4 drives clutch outer member 5 to push the latch bolt cauda 24 with latch bolt clicking section 51, to drive latch bolt connecting rod 22 will be described short oblique
For tongue 211 through being reduced in lock housing 1 under inclined tongue hole 13,211 upper end of short latch bolt flushes in the lock housing 1;The handle pulling part 4 goes back band simultaneously
Dynamic clutch outer member 5 stirs the square tongue pulling part 32 with square tongue clicking section 52, to which the main square tongue 31 that links under square bolt hole 14 through being reduced to
In lock housing 1,31 upper end of main square tongue flushes in the lock housing 1;Complete the unlatching step of lockset.
And when the latch bolt of the latch bolt component 2 of lockset application is changed to long latch bolt 212, by the installation of master driver 6 to lock
In tool;It by above-mentioned preset door-opening mode, turns the handle to equal angular, the main square tongue 31 under square bolt hole 14 through being reduced to lock
When making 31 upper end of main square tongue concordant with lock housing 1 in shell 1, which drives the main transmission by latch bolt clicking section 51
Part 6 is further to push the latch bolt cauda 24, to drive latch bolt connecting rod 22 to further pull on down the long latch bolt 212
Contracting so that the stroke distances of long latch bolt 212 increase, and makes long latch bolt 212 synchronize concordant retraction in lock housing 1, completes lockset
Open step.
Preferably, which is short latch bolt 211 in application, the lock housing 1 corresponds to the clutch outer member 5 in latch bolt fitting 23
Limited block 12 is provided between latch bolt cauda 24;By the setting of limited block 12, make the clutch outer member 5 in latch bolt cauda 24
When driving lower reset, position without departing from;Ensure that the reset position of clutch outer member 5 is accurate, is caused to avoid because of reset error
The case where lockset fails.
Preferably, as shown in Fig. 4 to Fig. 8, when lockset is long latch bolt 212 in application, being arranged on the upside of the linkage portion limited
Position end 64, relatively described 23 downside of latch bolt fitting of the positive stop end 64 work as the latch bolt tension spring 25 and are in normal to be concordantly arranged
When state, the positive stop end 64 is contacted with the latch bolt fitting 23;The latch bolt cauda 24 resetted because the latch bolt tension spring 25 is elastic
The linkage clutch of the master driver 6 outer member 5 is driven to reset;By the setting of positive stop end 64, the limit of the master driver 6 is limited
End 64 is concordant by being connected to the latch bolt fitting 23, and the reset position to ensure clutch outer member 5 is accurately required, is missed to avoid because resetting
Difference and the case where cause lockset to fail.
Preferably, the latch bolt cauda 24 is provided with the linkage portion for limiting the master driver 6 and pushes the oblique of angle
Boss 241;By the setting of inclined platform 241, when the clutch outer member 5 drives master driver 6 to push the latch bolt cauda 24
When, limit the pushing angular range of the linkage portion;Avoid master driver 6 because push angle it is excessive due to cause master driver 6 with
Driving column 11 is the direction of rotation dynamics loss of fulcrum, keeps master driver 6 stuck in 24 position of latch bolt cauda, leads to latch bolt component
2 cannot reset, and lockset is enabled to fail;Specifically, the angle of inclination setting of the latch bolt cauda 24 relatively of the inclined platform 241
It is 20 degree;Maximum is no more than 45 degree.
Above description is merely a prefered embodiment of the utility model, for those skilled in the art, is not taking off
Under the premise of the implementation principle of the utility model, it can still modify to the embodiment, and corresponding modification is also answered
It is considered as the scope of protection of the utility model.