CN206000280U - Wheel piece rotation check and correction lock core - Google Patents

Abstract

This utility model provides a kind of wheel piece rotation check and correction lock core, the lock gall of this lock core is provided with several and proofreads piece, be provided with check and correction breach, be provided with radial protrusion in check and correction piece outside check and correction piece；The bottom of described lock gall is provided with check and correction bar, and the two ends of described check and correction bar are provided with the spring for driving check and correction bar to move up and down.This lock core utilizes the anglec of rotation of comb check and correction each check and correction piece, in the case of key loss, can proofread piece or upset putting in order of piece of check and correction to realize the change of key by changing, without changing whole lock core, use cost reduces；Meanwhile, in key loss or in the case of leaving behind key, the anglec of rotation that each check and correction piece is proofreaded in explanation of dispatching from the factory successively can be combined using specific purpose tool, equally can realize lock core is opened, workman to unlock without unlocking；In addition, this lock core parts are few, structure is simple, and manufacturing cost substantially reduces.

Description

Wheel piece rotation check and correction lock core

Technical field

This utility model belongs to lock technology field and in particular to lock core is proofreaded in a kind of wheel piece rotation.

Background technology

Lock core is the major part controlling lock to open, and is supporting with key core in lockset.Generally, register one's residence antitheft The lock core adopting on door is mechanical lock, and existing mechanical lock is mainly made up of parts such as lock housing, dead bolt, lock galls, its In, lock gall is arranged in lock housing, and the end face of lock gall is provided with keyhole, and lock gall is built with accurate billiards structure, dead bolt It is arranged in the breach in the middle of lock housing, during use, insert a key into keyhole, then rotate, now the billiards structure in lock gall Action, when key turns are to certain angle, billiards structure action simultaneously drives dead bolt to rotate, thus triggering lock body action and realizing Switch gate.However, the structure of such lock core is simple, even if in the case of there is no key, by simple unlocking tool, for example Skeleton key or iron wire etc. are soundd out repeatedly it is easy to can be achieved with unlocking, safety is poor.

For this reason, the applicant have submitted a kind of angle modulation positioning lock core in application on 2 6th, 2016, this lock core not only increases The difficulty that technology is opened, simultaneously in the case of key loss user only need to change corresponding checks cipher piece just can make former The key coming lost efficacy, without changing whole lock core, in addition can also be by supporting key in the case of key loss Instrument is realized opening, and reduces use cost.But, the parts that this kind of angle modulation positions lock core are more, complex structure, and it is difficult to manufacture Degree is larger, and manufacturing cost is high.

Utility model content

For the deficiency in the presence of prior art, this utility model provides that a kind of parts are few, structure simple, manufactures The wheel piece rotation check and correction lock core of low cost, this lock core safe class is high, and in the case of key loss, user only needs to more simultaneously Changing check and correction piece just can make original key lose efficacy it is not necessary to change whole lock core, in addition in the feelings leaving behind key or key loss Under condition, user can realize unlocking by supporting key-shaped tool it is not necessary to please specialty unlock in the case of with reference to description Workman, reduces use cost.

For achieving the above object, this utility model employs following technical scheme：

A kind of wheel piece rotation check and correction lock core, including lock housing, described lock housing has dead bolt installation gap, described dead bolt is installed It is provided with rotatable dead bolt in breach；It is provided with lock gall in described lock housing, in described lock gall, be provided with keyhole, the end of lock housing The perforation that key can be made to insert key in the hole is provided with face；

Open section is had on the outer wall of described lock gall, in open section, is provided with the partition of several axially spaced distributions, It is provided with check and correction piece between the adjacent partition of each two, described check and correction piece is in annular, outside check and correction piece, be provided with check and correction breach and rotation Turn locating notch, in check and correction piece, be provided with radial protrusion；Open section lid cap is lived, and has rotational positioning convex in described lid shell Platform, in the angular range of rotational positioning breach, check and correction piece can be relatively rotated in the presence of key, until check and correction piece is made Use on rotational positioning boss；The bottom of described lock gall is provided with check and correction bar, and the two ends of described check and correction bar are provided with for driving The spring that check and correction bar moves up and down, under original state, the radial protrusion in each check and correction piece is axially aligned, when insertion key and rotate During key, key acts on the radial protrusion in check and correction piece, so that each check and correction piece is successively rotated in the presence of key, until All check and correction pieces are applied on rotational positioning boss, now the check and correction breach of all check and correction pieces and check and correction bar consistency from top to bottom, check and correction Bar moves under the action of the spring upwards, and check and correction bar snaps in the check and correction breach of each check and correction piece, and proofreads the end effect of bar To on dead bolt and drive dead bolt rotate.

Compared to prior art, this utility model has the advantages that：

1st, this lock core makes the comb locating notch of each check and correction piece axially right by controlling each check and correction piece to rotate different angles Together, then recycle the cooperation to realize comb and comb locating notch for the axially-movable of comb teeth bar, so by comb teeth bar Lai Dead bolt is driven to rotate.For the aspect that technology is opened, this lock core needs the anglec of rotation proofreading all check and correction pieces just can open, The difficulty that technology is opened is larger, and safe class is higher.

2nd, in the case of key loss, this lock core by changing check and correction piece or can upset putting in order of check and correction piece Original lock core is made to lose efficacy, without changing whole lock core, for a user, use cost reduces.

3rd, in key loss or in the case of leaving behind key, this lock core can be combined using specific purpose tool dispatch from the factory explanation according to The anglec of rotation of secondary check and correction each check and correction piece, equally can realize lock core is opened, and come without the unlocking workman asking specialty Unlock, reduce use cost.

4th, compare existing similar lock core, this lock core parts are few, structure is simple, and manufacturing cost substantially reduces.

Brief description

Fig. 1 is the side view of this utility model wheel piece rotation check and correction lock core.

Fig. 2 is the front view of this utility model wheel piece rotation check and correction lock core.

Fig. 3 is the axonometric chart of this utility model wheel piece rotation check and correction lock core.

Fig. 4 be this utility model wheel piece rotation check and correction lock core remove lock housing after carry out the structural representation of partial resolution.

Fig. 5 is the lock gall front view of this utility model wheel piece rotation check and correction lock core.

Fig. 6 is the lock gall upward view of this utility model wheel piece rotation check and correction lock core.

The lock gall axonometric chart of Fig. 7 this utility model wheel piece rotation check and correction lock core.

Fig. 8 is the check and correction bar fractionation structural representation of this utility model wheel piece rotation check and correction lock core.

Fig. 9 is the lid shell-side view of this utility model wheel piece rotation check and correction lock core.

Figure 10 is that this utility model wheel piece rotation check and correction dead bolt of lock core and dead bolt are located by connecting the assembling schematic diagram of block.

Figure 11 is the key schematic diagram of this utility model wheel piece rotation check and correction lock core.

Specific embodiment

As shown in figs. 1-11, a kind of wheel piece rotation check and correction lock core, including lock housing 1, the middle part of lock housing 1 offers dead bolt and installs Breach, is provided with rotatable dead bolt 2 in this dead bolt installation gap, dead bolt 2 rotation can trigger lock body action and realize lock core Open；It is provided with lock gall 3 in the lock housing of dead bolt 2 both sides, in lock gall 3, is provided with keyhole 31, the two ends of lock housing 1 are provided with and can make Key 4 inserts the perforation of keyhole 31, the shape size of this perforation can corresponding from keyhole 31 it is also possible to different, as long as guarantor Card key 4 is inserted into.

On the outer wall of lock gall 3, there is open section, this open section and keyhole 31 insertion, and if be provided with this open section The partition 32 of dry axially spaced distribution, open section is separated to form five check and correction piece installation positions by partition 32, and each proofreads piece It is both provided with installation position proofreading piece 5, in order to install check and correction piece 5, the maximum caliber of open section should be greater than equal to check and correction piece 5 Diameter；Check and correction piece 5 is in annular, is provided with check and correction breach 51 and rotational positioning breach 52, sets in check and correction piece 5 outside check and correction piece 5 It is equipped with radial protrusion 53；The circular arc lid shell 6 that the open section diameter of lock gall 3 is equal to lock gall diameter covers, and has rotation in lid shell 6 Turn positioning boss 61, in the angular range of rotational positioning breach 52, check and correction piece 5 can not rotated in the presence of key 4 The restriction of positioning boss 61 and relatively rotate, until the step surface of rotational positioning breach 52 encounter rotational positioning boss 61 and Stop operating.

The bottom of lock gall 3 is provided with check and correction bar 7, and the two ends of check and correction bar 7 are provided with for driving check and correction bar to move up and down Spring, under original state, the radial protrusion 53 in each check and correction piece 5 is axially aligned, when inserting key and rotating key, key 4 Act on the radial protrusion 53 in check and correction piece 5, so that each check and correction piece 5 is successively rotated in the presence of key 4, until all schools Piece 5 is applied on rotational positioning boss 61, now the check and correction breach 51 of all check and correction pieces 5 and check and correction bar 7 consistency from top to bottom, check and correction Bar 7 moves under the action of the spring upwards, and check and correction bar 7 snaps in the check and correction breach 51 of each check and correction piece, and proofreads the end of bar 7 It is applied on dead bolt 2 and drive dead bolt to rotate.

In the present embodiment, check and correction bar 7 is installed for convenience, the bottom of lock gall 3 has the check and correction for installing check and correction bar 7 Bar mounting groove 33, check and correction bar mounting groove 33 and keyhole 31 up/down perforation, enable check and correction bar 7 to be applied on check and correction piece 5；In order to The convenient two ends setting spring base installed spring, need in check and correction bar 7, therefore the present embodiment is provided with the outer end of check and correction bar 7 Perpendicular type spring base 8, the lower section of this perpendicular type spring base is provided with outer lateral spring (in figure is not drawn into)；The inner of check and correction bar 7 sets It is equipped with T-shaped spring base 9, the both sides of T-shaped spring base 9 are provided with inner side spring (in figure is not drawn into), when the check and correction of all check and correction pieces 5 When breach 51 and check and correction bar 7 consistency from top to bottom, check and correction bar 7 moves under the collective effect of outer lateral spring and inner side spring upwards, makes Check and correction bar 7 is plugged in the check and correction breach 51 of all check and correction pieces 5；The grafting block 91 extending internally is had on T-shaped spring base 9, when When check and correction bar 7 moves upwards, grafting block 91 snaps fit onto on dead bolt 2, enables dead bolt 2 concomitant rotation.Certainly, the present embodiment is straight Corner spring seat 8 and T-shaped spring base 9 can be integrally formed it is also possible to be assembled on check and correction bar 7 with check and correction bar 7, specifically, this The square spring base 8 of embodiment is integrally formed with check and correction bar 7, and T-shaped spring base 9 is assembled on check and correction bar 7, so that comb Bar 7 and T-shaped spring base 9 can synchronously move up and down, and the inner face of check and correction bar 7 has cylindrical boss 71, T-shaped spring base 9 On be there is the circular hole 92 being matched with cylindrical boss 71, the cylindrical boss 71 of check and correction bar 7 the inner is plugged into T-shaped spring base 9 Circular hole 92 in.

Because T-shaped spring base 9 needs to move up and down, therefore the present embodiment is provided with lock gall 3 and is available for T-shaped spring base 9 The chute 34 sliding up and down, T-shaped spring base 9 is installed in this chute 34.

In the present embodiment, it is provided with the guide pad 35 radially extending in lock gall 3, key 4 is provided with and guide pad 35 The gathering sill 41 of cooperation, gathering sill 41 is grouped with the circumferential portion that is connected with axial component afterbody by the axial component axially extending Become, key 4 could can only insert when the axial component of gathering sill 41 is alignd with guide pad 35, when key 4 is fully-inserted, lead It is located at the afterbody of gathering sill 41 axial component to block 35, if now rotating key, guide pad 35 will be along the circumference of gathering sill 41 Partial turn, now proofreads piece 5 and rotates in the presence of key 4, lock gall 3 will not rotate, when each comb difference Snap in each check and correction piece check and correction breach 51 when, lock gall 3 just can in the presence of key 4 with proofread piece 5 synchronous axial system.

If axial or circumferential deviation in lock gall 3, all may result in lock core cannot be opened, and therefore the present embodiment exists It is provided with position-limit mechanism, position-limit mechanism includes limited block 10 and spring (in figure is not drawn into), and the end of lock gall 3 opens up in lock housing 2 Have a cannelure 36, the bottom of cannelure 36 is provided with stopper slot 37, the upper end of limited block 10 be plugged into all the time in cannelure 36 with Limit lock gall 3 axially-movable；The upper end of limited block 10 can be plugged in stopper slot 37 under the action of the spring, limited block 10 with The mating surface of stopper slot 37 is inclined-plane or cambered surface, and when limited block 10 is plugged into stopper slot 37, lock gall 3 can be in the work of key 4 Use lower rotation, under original state, limited block 10 is plugged in stopper slot 37 under the action of the spring, when lock gall 3 rotates, limited block 10 can depart from stopper slot 37, and when extracting key 4, lock gall 3 is rotated back to initial position, and limited block 10 is plugged into spacing again In groove 37.Certainly, install for convenience, the present embodiment is provided with installing hole 1a at the top of lock housing 1, limited block 10 and spring lead to Cross this installing hole 1a to load in lock housing 1；For convenience spring is installed, limited block 10 offers downward opening chute, spring It is arranged in this chute.

In the present embodiment, the dead bolt being provided with cylinder in dead bolt 2 is located by connecting block 11, and the dead bolt block 11 that is located by connecting leads to Cross bearing pin to couple together so that both can synchronous axial system with dead bolt 2；The be located by connecting two ends of block 11 of dead bolt are provided with draw-in groove 11a, When proofreading bar 7 inward axial movement, check and correction bar 7 can be plugged in draw-in groove 11a so that check and correction bar 7 can drive 2 turns of dead bolt Dynamic.

The front end of the supporting key of this lock core 4 is provided with resetting block 42, and the both sides of resetting block 42 are arc, when insertion or pull out When going out key 4, the radial protrusion 53 in each check and correction piece 5 is forced to reset；Uneven raised effect is additionally provided with key 4 Face 43, raised acting surface 43 is respectively acting on the radial protrusion 53 in each check and correction piece 5, when being inserted and rotated key 4, each check and correction Piece 5 successively rotates in the presence of raised acting surface 43.

The operation principle of this lock core is as follows：Under original state：Radial protrusion 53 in each check and correction piece 5 is axially aligned, and all locates In 6 o'clock direction, the guide pad 35 in lock gall 3 is in the 12 o'clock direction (initial bit of certain radial protrusion 53 and guide pad 35 Put and can also be changed according to the insertion custom of key)；

Insertion key：During insertion key 4, resetting block 42 priority of key 4 front end acts on the radial convex in each check and correction piece 5 Play 53, make the radial protrusion 53 in each check and correction piece 5 return to initial position；When key 4 is fully-inserted and rotates key, key 4 On raised acting surface 43 priority act on radial protrusion 53 in each check and correction piece 5, make each check and correction piece 5 that (phase to occur successively to rotate Lock gall is rotated), until each check and correction piece 5 is subject to the effect of rotational positioning boss 61 to stop relatively rotating, correct in key In the case of, the check and correction breach 51 outside each check and correction piece 5 is axially aligned, and is in 6 o'clock direction, now the school of all check and correction pieces 5 To breach 51 and check and correction bar 7 consistency from top to bottom, check and correction bar 7 moves under the action of the spring upwards, and check and correction bar 7 snaps in each check and correction piece In check and correction breach 51, now, check and correction bar 7 can rotate in the presence of check and correction piece 5；Meanwhile, the grafting block 91 of T-shaped spring base 9 Snap fit onto dead bolt to be located by connecting in the draw-in groove 11a of block 11, make check and correction bar 7 dead bolt 2 can be driven to rotate during rotating；Continue Continuous rotation key, until the circumferential portion of gathering sill 41 afterbody acts on guide pad 35, now lock gall 3, check and correction piece 5 and check and correction bar 7 synchronous axial system, and then drive dead bolt 2 to rotate；

Extract key：When extracting key 4, made because the circumferential portion of gathering sill 41 afterbody limits by guide pad 34 Obtain key 4 cannot extract, therefore when extracting key 4, first have to for key turns to return to initial position, then could be by key 4 extract；When extracting key 4, resetting block 42 priority of key 4 front end acts on the radial protrusion 53 in each check and correction piece 5, makes each school Initial position is returned to the radial protrusion 53 in piece 5, now check and correction bar 7 moves downward and compression spring.

This lock core arranges open section on lock gall 3, then with partition 32, open section is separated into multiple check and correction piece installation positions, this Check and correction piece 5 can conveniently be installed by sample；Partition 32 can be fixed on lock gall 3 using modes such as rivets or with lock gall 3 one Body formed, but install for convenience, partition 32 is preferably integrally formed with lock gall 3；Certainly, the installation of check and correction piece 5 removes this kind of side Beyond formula, it would however also be possible to employ axially mounted, it is sequentially loaded into by the keyhole 31 of lock gall 3, during installation, proofread piece 5 and partition 32 alternately install, and install next check and correction piece 5 again, but this kind of axially mounted mode is cumbersome after partition 32 is fixing, with When be inconvenient to change check and correction piece, such as when changing the 3rd check and correction piece 5, need the first two check and correction piece and corresponding partition dismounting Just can be changed afterwards.

This lock core has five check and correction pieces 5 naturally it is also possible to increase and decrease quantity (the check and correction piece of check and correction piece 5 from security consideration Quantity is more, and the safe class of lock core is higher), under original state, the radial protrusion 53 of all check and correction pieces 5 is axially aligned, here Under state, if the maximum angle scope between check and correction breach 51 is 90 °, is divided with every 5 ° of angle interval, then can form 18 Plant different check and correction chip architectures, then through different permutation and combination it is possible to form different lock cores.

This lock core, for the aspect that technology is opened, needs the anglec of rotation proofreading multiple check and correction pieces successively just can open lock Core, the difficulty that technology is opened is larger, and safe class is higher；Secondly, in the case of key loss, can be by changing check and correction piece Or upset check and correction piece put in order to realize the change of key, without change whole lock core, use cost reduce；Again Secondary, in key loss or in the case of leaving behind key, this lock core can be combined explanation of dispatching from the factory and proofread successively using specific purpose tool Each anglec of rotation proofreading piece, equally can realize lock core is opened, and to unlock without the unlocking workman asking specialty, fall Low use cost, certainly, this kind of situation needs in lock core or arranges angle index on the key lid that lock core end is equipped with；? Afterwards, for this lock core compares existing similar lock core, parts are few, and structure is simple, and manufacture difficulty Manufacturing cost substantially reduces, It is easier to popularization and application.

Finally illustrate, above example only in order to the technical solution of the utility model to be described and unrestricted, although ginseng According to preferred embodiment, this utility model is described in detail, it will be understood by those within the art that, can be to this The technical scheme of utility model is modified or equivalent, the objective without deviating from technical solutions of the utility model and model Enclose, it all should be covered in the middle of right of the present utility model.

Claims (8)

1. a kind of wheel piece rotation check and correction lock core, including lock housing, described lock housing has dead bolt installation gap, described dead bolt is installed and lacked It is provided with rotatable dead bolt in mouthful；It is provided with lock gall in described lock housing, in described lock gall, be provided with keyhole, the end face of lock housing On be provided with can make key insert key in the hole perforation；It is characterized in that：

Open section is had on the outer wall of described lock gall, in open section, is provided with the partition of several axially spaced distributions, every two It is provided with check and correction piece between individual adjacent partition, described check and correction piece is in annular, be provided with check and correction breach outside check and correction piece and rotation is fixed Position breach, is provided with radial protrusion in check and correction piece；Open section lid cap is lived, and has rotational positioning boss in described lid shell, In the angular range of rotational positioning breach, check and correction piece can be relatively rotated in the presence of key, until check and correction piece is applied to On rotational positioning boss；The bottom of described lock gall is provided with check and correction bar, and the two ends of described check and correction bar are provided with for driving check and correction The spring that bar moves up and down, under original state, the radial protrusion in each check and correction piece is axially aligned, when insertion key and rotate key When, key acts on the radial protrusion in check and correction piece, so that each check and correction piece is successively rotated in the presence of key, until all Check and correction piece is applied on rotational positioning boss, now the check and correction breach of all check and correction pieces and check and correction bar consistency from top to bottom, and check and correction bar exists Move upwards in the presence of spring, check and correction bar snaps in the check and correction breach of each check and correction piece, and proofread the end of bar and be applied to lock On tongue and drive dead bolt rotate.

2. wheel piece rotation check and correction lock core according to claim 1 is it is characterised in that the bottom of described lock gall has for pacifying The check and correction bar mounting groove of dress check and correction bar, the outer end of check and correction bar is provided with perpendicular type spring base, the lower section peace of this perpendicular type spring base Equipped with outer lateral spring；The inner of check and correction bar is provided with T-shaped spring base, and the both sides of described T-shaped spring base are provided with inner side spring, when When the check and correction breach of all check and correction pieces and check and correction bar consistency from top to bottom, check and correction bar is under the collective effect of outer lateral spring and inner side spring Move upwards, so that check and correction bar is snapped in the check and correction breach of all check and correction pieces；The grafting block extending internally is had on T-shaped spring base, When check and correction bar moves upwards, grafting block snaps fit onto on dead bolt, enables dead bolt concomitant rotation.

3. wheel piece rotation check and correction lock core according to claim 2 is it is characterised in that have on the inner face of described check and correction bar Cylindrical boss, described T-shaped spring base is had the circular hole being matched with cylindrical boss, the inner cylinder of described check and correction bar Boss is plugged in the circular hole of T-shaped spring base.

4. wheel piece rotation check and correction lock core according to claim 2 is available for T-shaped bullet it is characterised in that having on described lock gall The chute that spring abutment slides up and down, described T-shaped spring base is installed in this chute.

5. wheel piece rotation check and correction lock core according to claim 1 radially extends it is characterised in that being provided with described lock gall Guide pad.

6. wheel piece rotation check and correction lock core according to claim 1 is it is characterised in that be provided with position restrainer in described lock housing Structure, described position-limit mechanism includes limited block and spring, and the end of described lock gall offers cannelure, is provided with described cannelure Stopper slot, the upper end of described limited block is plugged in cannelure all the time to limit lock gall axially-movable；The upper end of limited block can It is plugged under the action of the spring in stopper slot, described limited block is inclined-plane or cambered surface with the mating surface of stopper slot, works as limited block When being plugged into stopper slot, lock gall can rotate in the presence of key.

7. wheel piece rotation check and correction lock core according to claim 6 is it is characterised in that the top of described lock gall is provided with installation Hole, described limited block and spring are loaded in lock housing by this installing hole.

8. wheel piece rotation check and correction lock core according to claim 1 is it is characterised in that be provided with lock in described dead bolt The dead bolt of tongue synchronous axial system is located by connecting block, and described dead bolt is located by connecting on block and is provided with draw-in groove, when proofreading bar and moving upwards, Check and correction bar can be plugged in draw-in groove and drive the dead bolt block that is located by connecting to rotate.