CN209469126U - A kind of lock and its key - Google Patents

Abstract

The utility model provides a kind of lock and its key.Lock includes lock body and level-one lock core, second level lock core, output lock core and clutch on lock body；Level-one lock core has level-one keyhole, and second level lock core has second level keyhole, and level-one keyhole has different forms from second level keyhole；Level-one lock core, second level lock core, output lock core can be rotated relative to lock body；Clutch can control second level lock core and lock body forms non-rotating connection or control second level lock core and output lock core forms non-rotating connection.It is reliability height, the highly-safe lock that a kind of lock core structure is complicated, unlocks with anti-technology unlocking and anti-violence.With the key of lock pairing, structure is complicated, is not easy to copy.

Description

A kind of lock and its key

Technical field

The utility model relates to open and close locking device field, in particular to a kind of lock and its key.

Background technique

Lock, applied on implements able to turn on or off, alignment open/close states are limited, need by key corresponding with lock into Row unlock, which is realized, opens, and is a kind of device with safety guarantee effect.

Mechanical lock in lockset has the advantages that reliable operation, typical structure are Yale's bullet of Yale's utility model Son lock, derives thereafter diversified forms, most of be still Yale's spring lock sealed and unlock principle.Yale's spring lock be The internal cylinder that keyhole is equipped in its is installed in circle hole shape lock core hole of lock core body, be equipped in internal cylinder perforation keyhole and The marble hole of internal cylinder lateral surface is equipped with the one-to-one marble hole of marble hole with internal cylinder, in internal cylinder in lock core body Two cylinder-shaped marbles are mounted in the marble hole that each is docked with lock core body, and are equipped in the marble hole of outer lock core A piece spring acted on pellet, when in the keyhole of institute's bitting insertion internal cylinder, setting height is different on the key In the hole face that tooth just engages the outer end driving of the pellet in keyhole to internal cylinder and lock core body, allow internal cylinder phase Lock core body, which is rotated, drives lockset to unlock；When institute's bitting is exited in internal cylinder or illegal key insertion internal cylinder keyhole When, due to the effect of the spring in marble hole, prevent the joint surface of two in each marble hole pellets from being just all aligned in The joint surface of lock core body and internal cylinder, and an at least pellet is caused to be stuck in this joint surface and realize lock core body and internal cylinder It is sealed.

For the lock of existing structure since structure is single in the direction of extension for key hole, the arrangement mode for solving locking plate is relatively simple, For this structure to illegal unlock or technology unlocking with opportunity, anti-theft performance is poor, with technology unlocking tool, such as Unlocking gun Or master key only needs several seconds can realize pirate of the open, may also be pried open with high-intensitive illegal key violence rotation, Antitheft performance is not strong.

Utility model content

In view of this, the purpose of this utility model is to overcome deficiency in the prior art, a kind of lock and its key are provided Spoon.

The utility model provides the following technical solutions:

A kind of lock, level-one lock core, second level lock core, output lock core and clutch including lock body and on the lock body Structure；

The level-one lock core have level-one keyhole, the second level lock core have second level keyhole, the level-one keyhole with it is described Second level keyhole has different forms；

The level-one lock core, the second level lock core, the output lock core can be rotated relative to the lock body；

The clutch can control the second level lock core and the lock body forms non-rotating connection or control described two Grade lock core and the output lock core form non-rotating connection.

As the further alternative scheme to above-mentioned lock, the level-one lock core includes level-one solution locking plate and level-one elasticity Part, multiple level-one elastic components stack setting along the extending direction of the level-one keyhole, and the level-one elastic component makes described The hole wall contracting that level-one solution locking plate is capable of the relatively described level-one keyhole is dynamic, and the level-one solution locking plate can be abutted with the lock body；

The second level lock core includes second level solution locking plate and second level elastic component, and multiple second level elastic components are along the second level spoon The extending direction in hole stacks setting, and the second level elastic component enables the hole of the relatively described second level keyhole of the second level solution locking plate Wall contracting is dynamic, and the second level solution locking plate can be abutted with the lock body.

As the further alternative scheme to above-mentioned lock, the level-one keyhole is L-type hole, the level-one Xie Suopianbao Including level-one, laterally solution locking plate and level-one vertically solve locking plate, and the level-one elastic component includes level-one transverse elasticity part and the vertical bullet of level-one Property part, the level-one transverse elasticity part enables the hole wall of the lateral solution relatively described level-one keyhole of locking plate of the level-one laterally to contract Dynamic, the hole wall that the level-one vertical elastic part enables the level-one vertically to solve the relatively described level-one keyhole of locking plate vertically contracts It is dynamic.

As the further alternative scheme to above-mentioned lock, the second level keyhole is "-" type hole, and the "-" type The projection in hole is fallen into the projection of the transverse holes in the L-type hole.

As the further alternative scheme to above-mentioned lock, the clutch includes clutch part and clutch elastic component, The clutch part can be floated by the elastic component between the second level lock core and the lock body；

The movement of the second level solution locking plate enables to the clutch part that the second level lock core and output lock core is non-rotating Connection or by the second level lock core and the non-rotating connection of the lock body.

As the further alternative scheme to above-mentioned lock, the output lock core is equipped with the first clutch slot, the lock Body is equipped with the second clutch slot；

When multiple second level solution locking plates of stacking form decoding slot, the clutch elastic component drives the clutch part embedding Enter in the decoding slot while being embedded in first clutch slot；

When multiple second level solution locking plate messy codes of stacking, clutch part described in the second level solution locking plate ejection and described the The separation of one clutch slot, engages with second clutch slot.

As the further alternative scheme to above-mentioned lock, it is equipped with lock body blade and lock body elastic component in the lock body, The lock body blade is connected on the lock body by the lock body elastic component floating ground, lock body stacking blade setting and and The level-one solution locking plate for stacking setting is corresponding；

The clutch includes lock piece, and the lock piece is set between the clutch elastic component and the clutch part, When the clutch part makes the second level lock core and the output lock core form non-rotating connection, the lock piece drives the lock Body blade is mobile towards the level-one solution locking plate.

As the further alternative scheme to above-mentioned lock, the lock body is equipped with lock groove, the level-one solution locking plate When being embedded in the lock groove, the level-one lock core and the lock body form non-rotating connection.

As the further alternative scheme to above-mentioned lock, the level-one lock core and the second level lock core are set to same institute It states in lock cylinder or the lock cylinder of the level-one lock core is sheathed on outside the lock cylinder of the second level lock core, the clutch makes described Level-one lock core and the second level lock core and the lock body form non-rotating connection.

As the further extension to above-mentioned technical solution: the utility model also provides a kind of key, for unlocking such as Above-mentioned lock, the key include level-one spoon section and second level spoon section interconnected；

When the level-one spoon section is inserted in level-one keyhole and second level spoon section is inserted in second level keyhole, clutch makes Second level lock core and output lock core form non-rotating connection, and the key is able to drive output lock core rotation.

The lock and its key of the utility model have the advantages that

The lock of the utility model includes lock body and level-one lock core, second level lock core, output lock core on the lock body And clutch；Level-one lock core has level-one keyhole, and second level lock core has second level keyhole, and level-one keyhole and second level keyhole have not Same form；Level-one lock core, second level lock core, output lock core can be rotated relative to lock body；Clutch can control second level lock core Non-rotating connection or control second level lock core are formed with lock body and output lock core forms non-rotating connection.

The level-one lock core of lock and the form difference of second level lock core can verify twice key, keyhole radial direction and Axially extending side is lifted up the complexity of keyhole, and in technology unlocking, the entrance of tool is more difficult, and needs when technology unlock The difficulty of linkage level-one lock core, second level lock core and output lock core being driven three times is higher, the difficulty multiplication of technology unlocking, hardly It may.Second level lock core is idle running simultaneously, even if level-one lock core is opened in violence, the violence unlatching for second level lock core is very tired Difficult, the difficulty of the antitheft of lock is further improved, is that a kind of lock core structure is complicated, there is anti-technology unlocking and anti-violence to open Reliability height, the highly-safe lock of lock.

The utility model also provides the key with lock pairing, and structure is complicated, is not easy to copy.

For enable the above objects, features, and advantages of the utility model become apparent from it is understandable, preferred embodiment is cited below particularly, And cooperate appended attached drawing, it is described below in detail.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 shows the overall structure axonometric drawing of the lock of the offer of the utility model embodiment 1；

Fig. 2 shows the overall structure main views for the lock that the utility model embodiment 1 provides；

Fig. 3 shows the overall structure right view of the lock of the offer of the utility model embodiment 1；

Fig. 4 is the structural schematic diagram that Fig. 3 removes lock body；

Fig. 5 is the schematic diagram of the section structure A-A of Fig. 2；

Fig. 6 is the schematic diagram of the section structure B-B of Fig. 4；

Fig. 7 shows the decomposition texture schematic diagram of the lock of the offer of the utility model embodiment 1；

Fig. 8 shows the axonometric drawing of the key of the offer of the utility model embodiment 2.

Icon:

1- lock body；The second clutch slot of 11-；12- lock body blade；13- lock body elastic component；14- blade seat；15- lock groove；

2- level-one lock core；21- level-one keyhole；22- level-one laterally solves locking plate；23- level-one vertically solves locking plate；24- level-one is horizontal To elastic component；25- level-one vertical elastic part；

3- second level lock core；31- second level keyhole；32- second level solution locking plate；321- decodes slot；33- second level elastic component

4- exports lock core；The first clutch slot of 41-；

5- clutch；51- clutch part；The first clutch part of 511-；The second clutch part of 512-；52- clutch elastic component；53- Lock piece；54- locking rod；

6- key.

Specific embodiment

The application in order to facilitate understanding is described more fully lock and its key below with reference to relevant drawings.It is attached The preferred embodiment of lock and its key is given in figure.But lock and its key can be realized by many different forms, It is not limited to the examples described herein.On the contrary, purpose of providing these embodiments is make to lock and its key disclosure Content is more thorough and comprehensive.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper", There is no intermediary elements.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement are For illustrative purposes.

Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application The normally understood meaning of technical staff is identical.It is intended merely to retouch in the term used in the description of lock and its key herein State the purpose of specific embodiment, it is not intended that limitation the utility model.Term " and or " used herein include one or Any and all combinations of multiple relevant listed items.

Embodiment 1

Also referring to Fig. 1 to Fig. 6, the present embodiment provides a kind of locks, the level-one including lock body 1 and on lock body 1 Lock core 2, second level lock core 3, output lock core 4 and clutch 5.Level-one lock core 2 has level-one keyhole 21, and second level lock core 3 has two Grade keyhole 31, level-one keyhole 21 have different forms from second level keyhole 31；Level-one lock core 2, second level lock core 3, output 4 energy of lock core It is enough to be rotated relative to lock body 1.Clutch 5 can control second level lock core 3 and lock body 1 forms non-rotating connection or control secondary latch Core 3 and output lock core 4 form non-rotating connection.

It is above-mentioned, under normal conditions or in the locked state when, clutch 5 makes second level lock core 3 and lock body 1 in the state of conjunction, Non-rotating connection is formed, that is, second level lock core 3 is fixed relative to the rotation of lock body 1, at this point, clutch 5 makes second level lock core 3 with output lock core 4 from state, second level lock core 3 and output lock core 4 be relatively rotatable to each other, i.e., second level lock core 3 idle running；In key Spoon 6 (being mentioned below) insertion when or unlocked state under, clutch 5 make second level lock core 3 and export lock core 4 conjunction state, Non-rotating connection is formed, that is, second level lock core 3 is able to drive output lock core 4 and rotates, at this point, clutch 5 makes secondary latch Core 3 and lock body 1 from state, second level lock core 3 is relatively rotatable to each other with lock body 1, so as to pass through the drive of second level lock core 3 It exports lock core 4 to rotate, completes the unlock of lock.

Level-one lock core 2 and the form difference of second level lock core 3 can verify twice key 6, keyhole radial direction and Axially extending side is lifted up the complexity of keyhole, and in technology unlocking, the entrance of tool is more difficult, and needs when technology unlock The difficulty of linkage level-one lock core 2, second level lock core 3 and output lock core 4 being driven three times is higher, the difficulty multiplication of technology unlocking, several It can not.Second level lock core 3 is idle running simultaneously, even if level-one lock core 2 is opened in violence, the violence of second level lock core 3 is opened Be it is very difficult, further improve the difficulty of the antitheft of lock.

Lock body 1 is the shell of lock, for installing and carrying the other component of lock, level-one lock core 2, second level lock core 3, clutch Structure 5 and output lock core 4 are set on lock body 1 or are set in lock body 1.1 both ends open of lock body, level-one lock core 2, second level lock core 3 and defeated Out lock core 4 be sequentially coaxially arranged with lock body 1 in.The opening of 21 self-locking body 1 of level-one keyhole of level-one lock core 2 is showed out, output lock Extend in another opening of 4 self-locking body 1 of core, is locked or unlocked for ganged locking mechanism.Clutch 5 is set to secondary latch On core 3, it is used for so that second level lock core 3 is engaged with output lock core 4 or second level lock core 3 is engaged with lock body 1, second level lock core 3 and lock body 1 Shi Suocheng lock-in state is engaged, lock is in unlock state when second level lock core 3 is engaged with output lock core 4.

As shown in fig. 7, level-one lock core 2 includes level-one solution locking plate and level-one elastic component, multiple level-one elasticity in the present embodiment Part stacks setting along the extending direction of level-one keyhole 21, and level-one elastic component enables level-one solution locking plate versus primary keyhole 21 Hole wall contracting is dynamic, and level-one solution locking plate can be abutted with lock body 1.Second level lock core 3 includes second level solution locking plate 32 and second level elastic component 33, more A second level elastic component 33 stacks setting along the extending direction of second level keyhole 31, and second level elastic component 33 enables second level solution locking plate 32 The hole wall contracting of enough opposite second level keyholes 31 is dynamic, and second level solution locking plate 32 can be abutted with lock body 1.

Level-one solution locking plate stacks setting, and pushing away by level-one elastic component in the form of sheets, along the extending direction of level-one keyhole 21 Dynamic level-one solution locking plate forms protruding features far from lock body 1 on the hole wall of level-one keyhole 21, can push one when the key is inserted Grade solution locking plate is mobile towards lock body 1, compresses level-one elastic component.

Level-one solution locking plate can be same shape, the sheet body of thickness, or the sheet body of different shape, thickness, Under normal conditions, the driving that level-one decoding piece passes through level-one elastic component is in the state of messy code.Make level-one solution locking plate when the key is inserted It abuts or crosses with lock body 1 and win, then cannot be inserted into, not when the size of key is smaller, and structure feature and level-one keyhole 21 mismatch Level-one solution locking plate can effectively be decoded.

Similarly, second level solution locking plate 32 can be same shape, the sheet body of thickness, or different shape, thickness Sheet body, under normal conditions, the driving that second level solution locking plate 32 passes through second level elastic component 33 is in the state of messy code.Make when the key is inserted Second level solution locking plate 32 abuts with lock body 1 or crosses win, then cannot be inserted into, when the size of key is smaller, structure feature and second level spoon Hole 31 cannot effectively decode second level solution locking plate 32 when mismatching, and cannot decode second level solution locking plate 32 cannot also drive Clutch 5 acts, so that second level lock core 3 and output lock core 4 form non-rotating connection, that is, can not achieve unlock.

It is above-mentioned, using the setting of the solution locking plate of stack, enable to the unlocking structure in keyhole increasingly complex, Ke Yitong It crosses and high key density is obtained using the solution locking plate of thinner thickness, it can be by using thickness difference, structure difference, arrangement mode not The complexity of keyhole construction is promoted with, the different solution locking plate of arrangement spacing, and then is promoted and unlocks complexity.

The shape of level-one keyhole 21 and second level keyhole 31 is different, level-one keyhole 21, second level keyhole 31 can for it is cross, The keyhole of the various forms such as scroll type, abnormity, "-" type, solution locking plate can be according to the form of keyhole, in the side of keyhole cross section To the circumferentially distributed solution locking plate for thering are multiple groups to stack of/multiple phase distributions radially, that is, keyhole.

In the present embodiment, level-one keyhole 21 is L-type hole, and level-one solution locking plate includes that laterally solution locking plate 22 and level-one are vertical for level-one Locking plate 23 is solved, level-one elastic component includes level-one transverse elasticity part 24 and level-one vertical elastic part 25, and level-one transverse elasticity part 24 makes The level-one hole wall transverse direction contracting that laterally solution locking plate 22 is capable of versus primary keyhole 21 is obtained to move.Level-one vertical elastic part 25 makes level-one perpendicular The hole wall for capableing of versus primary keyhole 21 to solution locking plate 23 vertically contracts dynamic.

Level-one keyhole 21 is L-type hole, i.e., section is L shape, including being mutually perpendicular to and the lateral strip-shaped hole of end connection and perpendicular To strip-shaped hole.Laterally solution locking plate 22 and level-one solve locking plate 23 vertically as two vertical phases in level-one keyhole 21 to level-one Solution locking plate, laterally laterally contracting is dynamic in lateral strip-shaped hole for solution locking plate 22 for level-one, and level-one vertically solves locking plate 23 in vertical strip-shaped hole In vertically contracting it is dynamic, double-encryption is formed to level-one keyhole 21 with this.

Specifically, the lateral strip-shaped hole that level-one laterally solves unlock facing towards the level-one keyhole 21 of locking plate 22 is arranged, and is in ladder Shape, adjacent level-one laterally solve locking plate 22 and reversely stack setting, so that two adjacent level-ones laterally solve locking plate 22 one It is arranged in grade keyhole 21 in ladder, under the premise of selecting level-one laterally solution locking plate 22 of identical shape, and increases a weight Encryption to level-one lock core 2.

Level-one lock core 2 includes level-one lock cylinder 20, and laterally solution locking plate 22 and level-one vertically solve locking plate 23 set on level-one lock to level-one In cylinder 20, level-one transverse elasticity part 24 is set to level-one lock cylinder 20 and level-one laterally solves between locking plate 22, level-one vertical elastic part 25 It is vertically solved between locking plate 23 set on level-one lock cylinder 20 and level-one.Level-one keyhole 21 is set in level-one lock cylinder 20,20 energy of level-one lock cylinder It is enough to be rotated relative to lock body 1.

Level-one lock cylinder 20 is equipped with the installation position that level-one laterally solves locking plate 22, and installation position makes two level-ones laterally solution locking plates 22 heap poststacks, laterally solution locking plate 22 is one group of interval setting to two level-ones reversely installed, to be level-one transverse elasticity part 24 Installation position is provided.

Level-one transverse elasticity part 24 horizontally stretches, and is set to level-one laterally between solution locking plate 22 and level-one lock cylinder 20, use In driving level-one, laterally laterally contracting is dynamic for solution locking plate 22, and in the present embodiment, level-one transverse elasticity part 24 is spring, is implemented in others In example, level-one transverse elasticity part 24 is the elastic component with single direction expansion performance such as elastic slice or elastic.

In the present embodiment, the vertical strip-shaped hole that level-one vertically solves unlock facing towards the level-one keyhole 21 of locking plate 23 is arranged, and is in Hook-shaped, adjacent level-one vertically solves locking plate 23 and reversely stacks setting, and the coupler body compartment of terrain that the level-one of stacking vertically solves locking plate 23 is prolonged It extends in level-one keyhole 21, i.e., solves locking plate 23 vertically with two oppositely arranged level-ones as one group, one group vertically solves in locking plate The coupler body that one level-one vertically solves locking plate 23 extends in level-one keyhole 21.It is appreciated that vertically being unlocked using identical level-one The structure of piece 23 can vertically solve forward and reverse offer clipping room for being installed as level-one vertical elastic part 25 of locking plate 23 by level-one Gap, while the setting not in the same direction of locking plate 23 can be vertically solved by identical level-one so that unlocking structure in level-one keyhole 21 Change more various.

Level-one lock cylinder 20 is equipped with the installation position that level-one vertically solves locking plate 23, and installation position makes two level-ones vertically solve locking plate 23 heap poststacks, it is one group of interval setting that two reversed installation level-ones, which vertically solve locking plate 23, to mention for level-one vertical elastic part 25 For installation position.

Level-one vertical elastic part 25 vertically stretches, and vertically solves between locking plate 23 and level-one lock cylinder 20 set on level-one, uses Vertically solving locking plate 23 in driving level-one, vertically contracting is dynamic, and in the present embodiment, level-one vertical elastic part 25 is spring, is implemented in others In example, level-one vertical elastic part 25 is the elastic component with single direction expansion performance such as elastic slice or elastic.

In the present embodiment, second level keyhole 31 is "-" type hole, and the projection in "-" type hole falls into the transverse holes of L type hole In projection, that is, "-" type hole is connected to the lateral strip-shaped hole face in L-type hole, and the cross-sectional area in "-" type hole is no more than cross To the cross-sectional area of strip-shaped hole.

Specifically, the unlock of second level solution locking plate 32 is arranged facing towards second level keyhole 31, and adjacent second level solution locking plate 32 is reversed Setting is stacked, and the solution locking face of second level solution locking plate 32 is formed by Contraband shape slot thereon, the length of the Contraband shape slot is greater than "-" type hole Length, when key 6 be inserted into when, wear multiple pileup setting second level solution locking plate 32 Contraband shape slot.In other examples, second level The solution locking face for solving locking plate 32 can also be other shapes.

Second level lock core 3 includes 30 lock cylinder of second level, and second level solution locking plate 32 is set in 30 lock cylinder of second level, and second level elastic component 33 is set to Between 30 lock cylinder of second level and second level solution locking plate 32, second level keyhole 31 is set in second level lock cylinder 30, and second level lock cylinder 30 being capable of opposite lock Body 1 rotates.

Second level lock cylinder 30 is equipped with the installation position of second level solution locking plate 32, and installation position makes two 32 heap poststacks of second level solution locking plate, Two reversed installation second level solution locking plates 32 are one group of interval setting, to provide installation position for second level elastic component 33.

Second level elastic component 33 vertically stretches, and is set between second level solution locking plate 32 and second level lock cylinder 30, for driving two Vertically contracting is dynamic for grade solution locking plate 32, and in the present embodiment, second level elastic component 33 is spring, in other examples, second level elastic component 33 elastic component for elastic slice or elastic etc. with single direction expansion performance.

In the present embodiment, clutch 5 includes clutch part 51 and clutch elastic component 52.Clutch part 51 passes through clutch elastic component 52 can float between second level lock core 3 and lock body 1.The movement of second level solution locking plate 32 enables to clutch part 51 by second level lock core 3 and the non-rotating connection of output lock core 4 or by second level lock core 3 and the non-rotating connection of lock body 1.

Above-mentioned, the movement of clutch part 51 is controlled by the movement and clutch elastic component 52 of second level solution locking plate 32, when Second level solution locking plate 32 is mobile when being decoded in place, and clutch elastic component 52 drives clutch part 51 mobile, and clutch part 51 is by secondary latch Core 3 and the rotation for exporting lock core 4 are fixed, and rotation between second level lock core 3 and lock body 1 is fixed to be released, allow the two together Rotation；When second level solution 32 messy code of locking plate, second level solution locking plate 32 pushes clutch part 51 mobile, and clutch elastic component 52 is compressed, from Component 51 makes second level lock core 3 and exports the fixed releasing of rotation of lock core 4, and second level lock core 3 and the rotation of lock body 1 are fixed.

Further, output lock core 4 is equipped with the first clutch slot 41, and lock body 1 is equipped with the second clutch slot 11.When stacking When multiple second level solution locking plates 32 form decoding slot 321, clutch elastic component 52 drives clutch part 51 to be embedded in decoding slot 321 simultaneously It is embedded in the first clutch slot 41.When multiple second level solution 32 messy codes of locking plate of stacking, 32 ejection clutch part of second level solution locking plate 51 separate with the first clutch slot 41, engage with the second clutch slot 11.

The movement of second level solution locking plate 32 is transverse shifting, and second level elastic component 33 transversely stretches, and second level solution locking plate 32 erects It is equipped with Contraband shape slot to direction side, is to solve locking face, the other side of vertical direction is equipped with groove.Under normality, second level solution locking plate 32 On groove be misaligned, be in messy code shape, when insertion is with matched key is locked, key pushes second level solution locking plate 32 mobile so that Second level solution locking plate 32 decodes, and the groove on second level solution locking plate 32 is aligned decoding, forms the solution being distributed along the second keyhole extending direction Code slot 321.

In the present embodiment, the groove on second level solution locking plate 32 is V-type groove, and decoding slot 321 is V-type groove, clutch part 51 With the structure for being embedded in decoding slot 321, that is, there is decoding slot 321 to match embedded structure.

The movement of second level solution locking plate 32 can make clutch part 51 along second level lock core 3, that is, moving radially along lock cylinder, Clutch part 51 is also embedded in the first clutch slot while being embedded in decoding slot 321, and the first clutch slot and decoding slot 321 are along lock The axial distribution of cylinder, clutch part 51 are embedded in the second clutch slot when separating with decoding slot 321, the second clutch slot and decoding slot 321 along lock cylinder radial distribution, and the second clutch slot be set to on the corresponding lock body 1 in decoding 321 position of slot.

Clutch elastic component 52 pushes clutch part 51 towards second level lock core 3, and in the present embodiment, clutch elastic component 52 is spring, In other examples, clutch elastic component 52 is the elastic component with single direction expansion performance such as elastic slice or elastic.

Lock body blade 12 and lock body elastic component 13 are equipped in lock body 1, lock body blade 12 passes through 13 floating ground of lock body elastic component Be connected on lock body 1, lock body blade 12 stack setting and and stack be arranged level-one solution locking plate it is corresponding.Clutch 5 includes lock Stop member 53, lock piece 53 are set between clutch elastic component 52 and clutch part 51, and clutch part 51 makes second level lock core 3 and output lock core When the 4 non-rotating connection of formation, lock piece 53 drives lock body blade 12 mobile towards level-one solution locking plate.

Further, blade seat 14 is additionally provided in lock body 1, lock body blade 12 is mounted in blade seat 14, and blade seat 14 Lock body elastic component 13 is equipped between lock body blade 12, lock body blade 12 vertically solves locking plate 23 vertical with the level-one for stacking setting On be arranged in a one-to-one correspondence, lock body elastic component 13 vertically solved towards level-one locking plate 23 push lock body blade 12.

Under normality, second level solution locking plate 32 is perpendicular to push up clutch part 51, and clutch part 51 pushes lock piece 53 to compress clutch bullet Property part 52, when on second level solution locking plate 32 formed decoding slot 321 when, clutch elastic component 52 push clutch part 51 vertically move down, simultaneously Lock piece 53 is pushed to move down, lock piece 53 is equipped with a locking rod 54, and locking rod 54 is chimeric with each lock body blade 12, In turn, lock piece 53 makes the mobile fixation of each lock body blade 12, provides rigid support for lock body blade 12, and then in level-one When lock core 2, second level lock core 3 are rotated relative to lock body 1, the position of lock body blade 12 is fixed.

Lock body 1 is equipped with lock groove 15, when level-one solution locking plate is embedded in lock groove 15, level-one lock core 2 and the formation of lock body 1 Non-rotating connection.

Further, lock body 1 is equipped with lateral lock groove 15 and vertical lock groove 15, and the lateral two sides of lock body 1 are equipped with The bottom of lateral lock groove 15, lock body 1 is equipped with vertical lock groove 15.If the key 6 of insertion is not key 6 corresponding with lock, In violence rotation lock cylinder, lock cylinder rotation can excessively make level-one, and laterally solution locking plate 22 or level-one will always solve locking plate or be embedded in lock It is only in slot 15, lock core is stuck to scrapping.

In the present embodiment, level-one lock cylinder 20 is sheathed on outside second level lock cylinder 30, and clutch part 51 makes second level lock cylinder 30 and level-one Lock cylinder 20 forms non-rotating connection.Level-one lock core 2 and second level lock core 3 are set in level-one lock cylinder 30, and clutch 5 makes level-one Lock cylinder 30 and lock body 1 form non-rotating connection, and the idle running between second level lock core 3 and output lock core 4 can be effectively prevented by force Level-one lock core 2 is rotated to unlock.

Clutch part 51 includes the first clutch part 511 and the second clutch part 512 simultaneously, is a kind of split type structure, and first Clutch part 511 with the first clutch slot for engaging, and the second clutch part 512 with the second clutch slot for engaging.When the second lock core turns When dynamic, the first clutch part 511 is embedded in always in lock cylinder and output lock core 4, in company with the rotation of second level lock core 3 and output lock core 4 And it is separated with the second clutch part 512, while when level-one lock core 2 and second level lock core 3 rotate together, the first clutch part 511 and second Clutch part 512 can rotate together with level-one lock cylinder 20, and the second clutch part 512 separates when rotating with lock piece 53.

Exporting lock core 4 is in shaft-like, has the card slot with locking mechanism, and card slot to export the blocking lock in rotation of lock core 4 Determine mechanism action, realization locks or unlocks.Output lock core 4 is rotationally connected in level-one lock cylinder 20 by circlip, works as clutch When structure 5 engages second level lock core 3 and output lock core 4, output lock core 4 can rotate together in company with level-one lock cylinder 20.

Embodiment 2

As shown in figure 8, for unlocking the lock in embodiment 1, key 6 includes mutually interconnecting the present embodiment provides a kind of key 6 The level-one spoon section 61 and second level spoon section 62 connect.Level-one spoon section 61 is inserted in level-one keyhole 21 and second level spoon section 62 is inserted in second level When in keyhole 31, clutch 5 makes second level lock core 3 and output lock core 4 form non-rotating connection, and key 6 is able to drive output Lock core 4 rotates.

Above-mentioned, second level spoon section 62 is inserted into second level keyhole 31 by level-one spoon section 61, and level-one spoon section 61 is inserted into level-one keyhole In 21, second level spoon section 62 makes the decoding of second level solution locking plate 32 form decoding slot 321, and clutch part 51 is embedded in decoding slot 321, real Existing second lock core and the non-rotating connection for exporting lock core 4.

In the present embodiment, level-one spoon section 61 is L-shaped, is a kind of right-angle folding bent plate, and second level spoon section 62 is and straight in plate shaped One face of angle bending plate is coplanar.Level-one spoon section 61 and second level spoon section 62 are an integral molding structure.

In all examples being illustrated and described herein, any occurrence should be construed as merely illustratively, without It is as limitation, therefore, other examples of exemplary embodiment can have different values.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to the scope of the utility model.It should be pointed out that for the ordinary skill of this field For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this The protection scope of utility model.

Claims (10)

1. a kind of lock, which is characterized in that level-one lock core, second level lock core, output lock including lock body and on the lock body Core and clutch；

The level-one lock core has level-one keyhole, and the second level lock core has second level keyhole, the level-one keyhole and the second level Keyhole has different forms；

The level-one lock core, the second level lock core, the output lock core can be rotated relative to the lock body；

The clutch can control the second level lock core and the lock body forms non-rotating connection or controls the secondary latch Core and the output lock core form non-rotating connection.

2. lock according to claim 1, which is characterized in that the level-one lock core includes level-one solution locking plate and level-one elasticity Part, multiple level-one elastic components stack setting along the extending direction of the level-one keyhole, and the level-one elastic component makes described The hole wall contracting that level-one solution locking plate is capable of the relatively described level-one keyhole is dynamic, and the level-one solution locking plate can be abutted with the lock body；

The second level lock core includes second level solution locking plate and second level elastic component, and multiple second level elastic components are along the second level keyhole Extending direction stacks setting, and the second level elastic component enables the hole wall of the relatively described second level keyhole of the second level solution locking plate to contract Dynamic, the second level solution locking plate can be abutted with the lock body.

3. lock according to claim 2, which is characterized in that the level-one keyhole is L-type hole, and the level-one solution locking plate includes Laterally solution locking plate and level-one vertically solve locking plate to level-one, and the level-one elastic component includes level-one transverse elasticity part and level-one vertical elastic Part, the hole wall that the level-one transverse elasticity part enables the level-one laterally to solve the relatively described level-one keyhole of locking plate laterally contract Dynamic, the hole wall that the level-one vertical elastic part enables the level-one vertically to solve the relatively described level-one keyhole of locking plate vertically contracts It is dynamic.

4. lock according to claim 3, which is characterized in that the second level keyhole is "-" type hole, and the "-" type hole The projection transverse holes that fall into the L-type hole projection in.

5. lock according to claim 2, which is characterized in that the clutch includes clutch part and clutch elastic component, institute Stating clutch part can be floated by the elastic component between the second level lock core and the lock body；

The movement of the second level solution locking plate enables to the clutch part by the second level lock core and the output non-rotating connection of lock core Or by the second level lock core and the non-rotating connection of the lock body.

6. lock according to claim 5, which is characterized in that the output lock core is equipped with the first clutch slot, the lock body It is equipped with the second clutch slot；

When multiple second level solution locking plates of stacking form decoding slot, the clutch elastic component drives the clutch part to be embedded in It is embedded in first clutch slot simultaneously in the decoding slot；

When multiple second level solution locking plate messy codes of stacking, clutch part described in the second level solution locking plate ejection with described first from Slot separation is closed, is engaged with second clutch slot.

7. lock according to claim 5, which is characterized in that be equipped with lock body blade and lock body elastic component, institute in the lock body It states lock body blade to be connected on the lock body by the lock body elastic component floating ground, the lock body stacking blade setting and and heap The level-one solution locking plate of folded setting is corresponding；

The clutch includes lock piece, and the lock piece is set between the clutch elastic component and the clutch part, described When clutch part makes the second level lock core and the output lock core form non-rotating connection, the lock piece drives the lock body leaf Piece is mobile towards the level-one solution locking plate.

8. lock according to claim 2, which is characterized in that the lock body is equipped with lock groove, and the level-one solution locking plate is embedding When entering in the lock groove, the level-one lock core and the lock body form non-rotating connection.

9. lock according to claim 1, which is characterized in that the level-one lock core and the second level lock core are set to same lock cylinder On or the lock cylinder of the level-one lock core be sheathed on outside the lock cylinder of the second level lock core, the clutch locks the level-one Core and the second level lock core and the lock body form non-rotating connection.

10. a kind of key, which is characterized in that for unlocking lock as claimed in any one of claims 1-9 wherein, the key includes Level-one spoon section and second level spoon section interconnected；

When the level-one spoon section is inserted in level-one keyhole and second level spoon section is inserted in second level keyhole, clutch makes second level Lock core and output lock core form non-rotating connection, and the key is able to drive output lock core rotation.