CN104481288A - Locking and asynchronous mechanical type burglary preventing lock - Google Patents

Abstract

The invention discloses a locking and asynchronous mechanical type burglary preventing lock. The burglary preventing lock is that a rear lock cylinder is completely separated from a front lock cylinder; a sliding hole, a special key hole and a concealed hole are formed in the front lock cylinder; a connector is mounted in the concealed hole and is separated from the rear lock cylinder; a locking hole and a connecting hole are formed in the rear lock cylinder; a connecting bolt at the rear end of the rear lock cylinder passes through a through hole to be connected with a linkage mechanism and then is connected with a spring bolt; a locking head is arranged on the front surface of a locking spring in a locking bearing hole; the locking head and a propping pole are mounted into the locking hole; a sliding rod on the front surface of the propping pole is mounted into an expansion groove and the sliding hole; the expansion end of an expansion sheet is propped and pressed into a locking groove to lock the front lock cylinder, and a locking device is connected to lock the front lock cylinder. The burglary preventing lock integrates the functions of mechanical interlocking, concealing, connection and concealing of the front lock cylinder and the rear lock cylinder; therefore, a burglar cannot open an interlocking device or rotate the rear lock cylinder; the front lock cylinder, rather than the rear lock cylinder can be rotated only after an interlocking part and a self-locking part are damaged by brute means, and as a result, the burglary prevention effect is maximized.

Description

The asynchronous mechanical anti-theft lock of locking

Technical field

The present invention relates to the asynchronous mechanical anti-theft lock of a kind of locking in theftproof lock field.

Background technology

The theftproof lock of present use has a variety of, but be all rotate after the key adopted backs down hoodle to drive dead bolt to open theftproof lock substantially, the theftproof lock not having interlocking, asynchronous locking and self-locking to combine, causes robber or the king that unblanks is easy to just open theftproof lock.The theftproof lock that robber and the king that unblanks do not open also there is no at present.

Summary of the invention

The object that the present invention relates to be in order to a kind of robber is provided and unblanks that king do not open the asynchronous interlocking of collection, self-locking and mechanical interlocked that be combined as a whole, high security, without the manufacture of the theftproof lock of hoodle and method thereof.

For achieving the above object, the asynchronous mechanical anti-theft lock of locking of the present invention does not have the latch system of cylinder lock, only have expansion latch system, connect locking, asynchronous interlock system, synchronized links system, mainly comprise: lock body, front lock core, rear lock core, connector, return spring, sliding eye, sliding bar, expansion groove, lock groove, expanding plate, locking spring, locking bearing bore, connecting hole, connection tongue, spring bearing bore, specially bitting hole, specially bitting, locking head, fore-set, locking hole, cross-drilled hole, longitudinal locked groove, locking seat, lock, promotion spring;

Be provided with front lock core and rear lock core in described lock body, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely with front lock core; There are sliding eye, cross-drilled hole, specially bitting hole and stealthy hole in described front lock core, in stealthy hole, connector are installed; Locking hole and connecting hole on described rear lock core, the rear end of rear lock core is fixed with connection tongue, and connect tongue and be connected with link gear through after the via hole at lock body rear portion, link gear is connected with dead bolt; Described locking spring fitting, in locking bearing bore, is provided with locking head before locking spring, locking head and fore-set are installed in locking hole, before fore-set, have sliding bar, and sliding bar is installed in expansion groove and sliding eye; The fixed end of described expanding plate is fixed on the sliding bar of this part in expansion groove, and the expansion end top of expanding plate is pressed on arcwall face in lock groove or inclined-plane, and expanding plate is in lock groove or simultaneously in lock groove and expansion groove; Be provided with in described locking seat and promote spring and lock, promote the bottom that spring is arranged on locking seat, lock is promoting the front end through locking seat before spring.

There are lock core hole and via hole in center in described lock body, and via hole is used to allow and connects hole that tongue passes, rearward end at lock body, lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core and rear lock core, and front lock core is arranged on before rear lock core; The rearward end of described lock core hole has locking bearing bore, and the circular hole part of lock core hole has lock groove and longitudinal locked groove; Described locking bearing bore is bearing bore or blind hole, in the lock body after the outer rim of rearward end close to lock core hole, the rearward end at rear lock core of lock core hole, identical with the position of the locking hole on rear lock core and corresponding mutually through with locking hole under asynchronous lockup state, there is locking spring in locking bearing bore; Described lock groove is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body, and deep-slotted chip breaker is arcwall face, and surface groove is inclined-plane, and the groove that deep-slotted chip breaker and surface groove are annular or are interrupted is corresponding with the position of the expansion groove on front lock core, and communicates; Described longitudinal locked groove is depression, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane, and longitudinal locked groove is corresponding with the position of the cross-drilled hole on front lock core on lock core hole, for allowing lock lock core rotation before movable and locking inside.

Have special bitting hole, stealthy hole, cross-drilled hole, sliding eye, expansion groove in described front lock core, described special bitting hole and stealthy hole are all in the centre that front lock core rotates or the centre close to rotation, and special bitting hole is before stealthy hole; Be provided with connector in described stealthy hole, there is stealthy hole the front end of connector, is provided with return spring in stealthy hole; Described cross-drilled hole wear out on the lock core of the stealthy bore portion of front lock core before the outer round surface of lock core and stealthy hole, communicate with longitudinal locked groove and stealthy hole, and corresponding with the longitudinal locked groove on lock core hole, for installing locking seat, promotion spring and lock and allowing locking seat, promotion spring and lock move in cross-drilled hole; The neutral gear place of described sliding eye beyond the special bitting hole of the peripheral edge portion rotated close to front lock core run through before the front/rear end of lock core, two sections are divided into by expansion groove, in the rear and front end of front lock core, there are rank the inside of sliding eye leading portion or do not have rank, is provided with sliding bar in sliding eye; The surface of described expansion groove lock core before the interlude of sliding eye is worn out, is divided into two sections, front and back sliding eye, through with two sections, front and back sliding eye, communicates with lock groove.

The center of the rear end of described rear lock core is fixed with and connects tongue through lock body via hole below, and there is the connecting hole of depression the front end of the center of rotation of rear lock core, has locking hole in the outside of connecting hole; Described connecting hole is polygon bearing bore or the groove of depression, or the bearing bore of shape of circular arc and line segment composition or groove; Be with or without spring bearing bore in the bottom of connecting hole, when the bottom of described connecting hole does not have a spring bearing bore, spring bearing bore is located at the rearward end of connector, is provided with return spring in spring bearing bore, and one end of return spring withstands on the bottom of connecting hole; When spring bearing bore arranged at the bottom of described connecting hole, the core that spring bearing bore and connecting hole rotate at rear lock core or the part close to center of rotation, spring bearing bore is later through connecting hole above, be provided with return spring in spring bearing bore, one end of return spring withstands on the rearward end of connector; Described locking hole runs through the front/rear end of rear lock core at the peripheral edge portion rotated close to rear lock core;

When having spring bearing bore in described rear lock core, spring bearing bore is at the connecting hole passed back through above of the bottom of connecting hole; When not having spring bearing bore in described rear lock core, spring bearing bore is in the rearward end of connector; Described spring bearing bore also can simultaneously in the rearward end of connector and the bottom of connecting hole; Described spring bearing bore is bearing bore or blind hole, for installing return spring; Described return spring is spring;

Described connector is one section of connector, the front end of connector coordinates with the front end of pushing tow key can slide in stealthy hole He in connecting hole, when connector slides in stealthy hole, its rear end can be inserted in the connecting hole in rear lock core, for connecting front lock core and rear lock core.

In a lock, have at least one to connect locking system; Described connection locking system comprises cross-drilled hole, longitudinal locked groove, locking seat, lock and promotion spring, described locking seat at cross-drilled hole internal fixtion on connector, be provided with in locking seat and promote spring and lock, promote the bottom that spring is arranged on locking seat, lock is promoting the front end through locking seat before spring, and lock exposes the part of locking seat in cross-drilled hole or simultaneously in cross-drilled hole and longitudinal locked groove.Insert when promoting connector in stealthy hole in the front end of pushing tow key, connector drives locking seat to move backward, slide in the front end of lock in longitudinal locked groove, the slope driving lock of longitudinal locked groove retreats and enters in locking seat, enter completely in lock core hole the front end of lock skids off longitudinal locked groove along with moving of connector after, the locking to front lock core is removed in the front end of lock in cross-drilled hole.When the front end of pushing tow key is not inserted in stealthy hole, lock is locked front lock core in cross-drilled hole and longitudinal locked groove.

Described locking seat is the pedestal of cylinder body type, has bearing bore or through hole in pedestal, and locking seat is fixed on connector, is arranged in cross-drilled hole; Described locking seat promotes spring and lock for installing;

Described lock is cylinder, and the one end stretched in longitudinal locked groove is arcwall face or inclined-plane or plane; Before described lock is used for locking, lock core can not rotate in lock core hole, and lock stretches into the end of one end of longitudinal locked groove for sliding in longitudinal locked groove.

Described promotion spring is stage clip.

An asynchronous interlock and an expansion locking system is had at least in a lock; Described asynchronous interlocking comprises locking bearing bore, locking hole, sliding eye and expansion groove, locking spring, locking head, fore-set, sliding bar; Described locking spring fitting is in locking bearing bore, and locking head and fore-set are installed in locking hole, and sliding bar is installed in expansion groove and sliding eye, and sliding bar withstands on fore-set, and the sliding bar in expansion groove is fixed with expanding plate; Have in described locking hole in locking head and fore-set or locking hole and have fore-set and sliding bar, have locking spring below at locking head, fore-set before, have sliding bar, the sliding bar expanding the part in groove is fixed with expanding plate; Described locking head is in locking bearing bore, or locking head can simultaneously in locking hole and in locking bearing bore; When propulsion arm inserts in sliding eye, locking head, in locking bearing bore, has fore-set and sliding bar in locking hole; Under the lockup state of static state or when not having propulsion arm to insert in sliding eye, one end of locking head is in locking hole, and the other end, in locking bearing bore, has locking head and fore-set in locking hole; Described sliding bar is cylinder or stairstepping cylinder.

Expansion locking comprises expansion groove, expanding plate, lock groove; The both sides end face of described expanding plate is the face of lock core and lock body before pintle hook lock, and expanding plate is arranged in the expansion groove on sliding bar, and the middle part of sliding bar is fixed with expanding plate at expansion groove place; Described expanding plate is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar and expanding plate; The fixed end of described expanding plate is fixed on the sliding bar of this part in expansion groove, the expansion end top of expanding plate is pressed on the inclined-plane in the arcwall face of the deep-slotted chip breaker in lock groove or surface groove, sliding bar is arranged in sliding eye and expansion groove, expanding plate in expansion groove or expanding plate simultaneously in expansion groove and lock groove; When propulsion arm does not insert in sliding eye, the fixed end of described expanding plate in expansion groove, flared end locked to front lock core and lock body in lock groove, front lock core can not rotate in lock body, and locking is expanded in realization; When propulsion arm inserts in sliding eye, the oblique compression on arcwall face in lock groove of the flared end of expanding plate or inclined-plane and under guiding, fixed end along expanding plate is drawn close to expansion groove, along with the continuation of propulsion arm promotes sliding bar, the expansion end of expanding plate slips on inwall that arcwall face in lock groove or sloped roof be pressed in the lock core hole in lock body and enters in expansion groove, the locking of lock core and lock body before removing.

Described special bitting comprises pushing tow key and propulsion arm and the shank of the key, and pushing tow key and propulsion arm are fixed on the shank of the key; Described the shank of the key is the shank of key, and propulsion arm is cylinder, and pushing tow key is promotion key, is the key of the blank key shape not having the oblique flank of tooth of marble lock key; The length of described pushing tow key is longer than the length in special bitting hole, and the part that the length of pushing tow key is longer than special bitting hole is used for promoting connector insertion connecting hole; In order to confuse robber, increase unlocking difficulty, front lock core is provided with or does not establish false sliding eye, when being only provided with false sliding eye on front lock core, just special bitting can have false propulsion arm or there is no false propulsion arm.

In order to increase safety and the disguise of theftproof lock, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely and hiddenly realizes being connected stealth, do not have the insertion of pushing tow key can not connect and transmit power to rear lock core with front lock core; The locked front lock core of lock connecting locking realizes interlocking stealth, does not have pushing tow key to insert promotion connector in stealthy hole and can not open connection locking; Locking head is simultaneously in locking bearing bore and in locking hole, and pinning rear lock core can not rotate, and realizes the asynchronous locking of lock core, does not have the insertion of propulsion arm locking head can not be pushed the locking can not untied rear lock core in locking bearing bore completely; Expanding plate is simultaneously in expansion groove and in lock groove, do not have the insertion of propulsion arm, expanding plate can not move, and the arcwall face in lock groove or inclined-plane can not guide and oblique compression expanding plate, expanding plate can not enter in expansion groove, can not remove the locking to front lock core.

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, adopting locking head to pin rear lock core and not rotating with front lock core and realize the asynchronous locking of lock core and asynchronous interlocking; The locked front lock core of expanding plate is adopted to realize expanding locking; Adopt lock front lock core and lock body locked realize rotating interlock; Before adopting lock core and rear lock core completely disconnected be hidden in stealthy hole to come with connector realize being connected stealth.

When unblanking with special bitting, insert special bitting hole with the pushing tow key of special bitting, in the process inserted, pushing tow key is through behind special bitting hole, the front end of pushing tow key is inserted in stealthy hole and is promoted, in connector insertion connecting hole, to complete the connection with front lock core and rear lock core; While connector movement, the inclined-plane that connector moves after driving locking seat and makes the front end of lock in longitudinal locked groove or arcwall face slide, the front end of inclined-plane or arcwall face cant lock and lock is compressed in locking seat, make lock continue to enter in locking seat along with moving after the continuation of connector, make the front end of lock exit longitudinal locked groove gradually and enter in cross-drilled hole, remove the locking to front lock core; While pushing tow key inserts special bitting hole, propulsion arm moves after also inserting and promoting sliding bar in sliding eye, drive on the arcwall face of the deep-slotted chip breaker of expanding plate in lock groove or the inclined-plane of surface groove and slide, under the guiding on the arcwall face of the deep-slotted chip breaker on lock groove or the inclined-plane of surface groove and extruding, the expansion end of expanding plate is drawn close to the sliding bar in expansion groove, expanding plate leaves lock groove along with moving after sliding bar, arrives the inwall of lock core hole and enters in expansion groove, opening expansion locking; Meanwhile, sliding bar moves after driving locking head and compresses locking spring, makes locking head all enter in locking bearing bore the locking removed rear lock core; Now, rotate special bitting, rear lock core rotates with front lock core and is with the tongue that is dynamically connected to rotate, and connection lingual ribbon moves link gear and opens dead bolt and unblank.

When pushing tow key exits special bitting hole, lock enters locked front lock core in longitudinal locked groove under the powered promoting spring, completes the locking to front lock core; Locking head enters in the locking hole on rear lock core under the promotion of locking spring, completes the locking to rear lock core; Expanding plate enters in lock groove under the promotion of locking spring and under the powered of natural resiliency, presses to the arcwall face in lock groove or inclined-plane, completes the locking to front lock core; Connector, under the promotion of return spring, exits connecting hole and enters in stealthy hole completely, makes front lock core disconnect completely with rear lock core and can not be connected.

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole and be puzzled, only have and the hope unblanked is sent on sliding eye, owing to apart comparatively transporting between sliding eye, make robber or the Wang Wufa that unblanks to expand several expanding plate press-in in groove from sliding eye simultaneously and opens expansion locking, from sliding eye locking head all can not be pressed in locking bearing bore and open asynchronous interlocking; Even if robber or the king that unblanks open expansion locking and asynchronous interlocking, connect locking and appointed front lock core so locked, do not rotate front lock core; Even if the front lock core of forced rotating again, but rear lock core can not be rotated because connector in stealthy hole is not connected with rear lock core.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key to insert special bitting hole in stealthy hole promote connector enter in connecting hole, front lock core and rear lock core cannot be made simultaneously to rotate, can not theftproof lock be opened; Do not have pushing tow key to insert in stealthy hole to promote connector to drive lock to slide in longitudinal locked groove and can not open connection locking, front lock core cannot be made to rotate; There is no the promotion of the propulsion arm in special bitting, asynchronous interlocking and expansion locking can not be opened, expanding plate can not be made to exit lock groove and front lock core can not be rotated, locking head can not be made to enter locking bearing bore completely and exit locking hole, rear lock core cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play the effect of asynchronous locking, expansion locking, self-locking, stealth, multiple locking and multiple safety.

After namely robber or the king that unblanks use flat instrument to adopt barbarous way to damage expanding plate and lock, the front lock core of forced rotating, rear lock core, because the locking of locking head and stealthy and do not have be connected with front lock core and do not rotate with front lock core, plays anti-theft function.

In order to can be real antitheft, before adopting, lock core disconnects completely with rear lock core and realizes being connected stealth; Adopt expanding plate and lock stealth in lock core and lock body, realize interlocking stealthy; Adopt locking head to be hidden in locking hole and realize the stealth of asynchronous locking.

Promote sliding bar smoothly to enable the propulsion arm in special bitting and pushing tow key can promote connector smoothly, the length of described sliding bar is equal with the length of sliding eye or unequal, and propulsion arm can insert in sliding eye and promote sliding bar; Described pushing tow key is longer than special bitting hole;

In order to open expansion locking, the arcwall face of expanding plate when mobile in lock groove or inclined-plane oblique compression expanding plate, make expanding plate exit in lock groove and open expansion locking.

Under the promotion of locking spring, sliding eye is not entered in order to make locking head or fore-set, the aperture of sliding eye in described front lock core is equal with the aperture of the locking hole in rear lock core or unequal, the diameter of locking head and fore-set and the equal diameters of sliding bar or unequal; Described locking head and fore-set are an entirety, or the assembly separated.

In order to expand the scope of application, the place that the asynchronous mechanical anti-theft lock of described locking is applicable to the antitheft door of all kinds of needs, cabinet and so on is installed and used, and comprises but is not only limited to installing and using of car door, security door, safety cabinet, strongbox, built-in lock door, built-in lock cabinet and common door and common cabinet.

The manufacture of the asynchronous mechanical anti-theft lock of described locking and method thereof, is characterized in that:

Lock body during fabrication, lock body manufactures and has via hole, lock core hole, lock groove, locking bearing bore, longitudinal locked groove, the centre that lock core hole is manufactured on rear locking is used for installing lock core, the via hole for allowing connection tongue pass is had in the manufacture below of lock core hole, manufacture on the lock body close to lock core hole outer rim in the rearward end of lock core hole and have locking bearing bore, on the same line, the mid portion manufacture of the lock core hole in lock body has lock groove to the center line of locking bearing bore and locking hole and sliding eye; Described lock groove is manufactured on the lock core hole in lock body, create groove deep-slotted chip breaker or the surface groove of depression, deep-slotted chip breaker creates arcwall face, surface groove creates inclined-plane, that deep-slotted chip breaker and surface groove create annular or be interrupted groove, communicate with lock core hole, corresponding with the expansion groove on front lock core; Described longitudinal locked groove is manufactured on lock core hole, create depression, along the pod on lock core hole direction, the groove of pod creates arcwall face or inclined-plane, and longitudinal locked groove is corresponding with the position of the cross-drilled hole on front lock core, for allowing lock lock core rotation before movable and locking inside.

Lock core during fabrication, carries out division system lock core and causes front lock core and rear lock core; Described front lock core during fabrication, front lock core manufactures and has sliding eye, expansion groove, cross-drilled hole, stealthy hole and special bitting hole; The center of rotation position that described special bitting hole and stealthy hole are manufactured on front lock core is connected, specially join stealthy hole above, stealthy hole later; The shape in described special bitting hole and the shape of pushing tow key same or similar, the front portion of stealthy hole and connector is same or similar; Described sliding eye creates two sections of rear and front ends at front lock core, the front/rear end of front lock core is run through at neutral gear place beyond the special bitting hole being manufactured on the rotated edge position of front lock core, the shape of the sliding eye of two sections, front and back is identical or not identical, by expansion groove UNICOM, the inside of sliding eye leading portion manufactures to be had rank or does not manufacture rank, parallel with special bitting hole with lock core hole, communicate with the locking hole on rear lock core; The periphery of front lock core is worn out in the position that described expansion groove is manufactured on the mid portion of sliding eye, communicates with the sliding eye at expansion groove two ends, corresponding with the position of the lock groove on lock body; The lock core that described cross-drilled hole is manufactured on the stealthy bore portion of front lock core wears out the outer round surface of front lock core and stealthy hole, communicate with longitudinal locked groove and stealthy hole, and corresponding with the longitudinal locked groove on lock core hole, for installing locking seat, promotion spring and lock and allowing locking seat, promotion spring and lock move in cross-drilled hole.

Rear lock core during fabrication, rear lock core manufactures and has locking hole, connecting hole; Described connecting hole creates polygon bearing bore or the groove of depression, or the bearing bore of shape of circular arc and line segment composition or groove, be manufactured on the center of rotation position of rear lock core, coordinate with the aft section of connector, parallel with lock core hole with locking hole, can be through with the stealthy hole on front lock core; Described locking hole is manufactured on the rotated edge position of rear lock core, parallel with connecting hole with lock core hole, communicates with the locking bearing bore on rear locking and the sliding eye on front lock core.

Unblank to enable special bitting, described special bitting during fabrication, pushing tow key and propulsion arm are manufactured on the shank of the key, the shank of the key of special bitting, pushing tow key and propulsion arm three part are manufactured as a whole, or be combined into as a whole after separately manufacturing; Described propulsion arm creates cylinder or cone cylinder; Described pushing tow key creates the promotion key of the blank key shape not having the oblique flank of tooth of marble lock key; The length that described pushing tow key manufactures is longer than the length in special bitting hole, and the part that the length of pushing tow key is longer than special bitting hole is used for promoting connector insertion connecting hole; Described pushing tow key creates with the shape in special bitting hole same or similar, and special bitting hole creates the hole of single groove or multiple-grooved or multidirectional groove; Described multidirectional groove comprises V-shaped groove, U-lag, two-way chute, three-dimensional groove, cross recess, five to groove, six to groove, seven to groove, eight to groove, plum blossom groove;

Described connector during fabrication, connector is created the cylinder that the shape of anterior, rear portion consistent with the shape in stealthy hole and connecting hole is consistent, the front end of connector is created the shape that can coordinate with the front end of pushing tow key, allow pushing tow key can promote connector slide in stealthy hole He in connecting hole, when connector slides in stealthy hole, its rear end can be inserted in connecting hole, for connecting front lock core and rear lock core.

Described sliding bar creates cylinder or stairstepping cylinder;

Described expanding plate creates spring leaf or flexure strip, or creates the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar and expanding plate; The both sides end face of expanding plate creates the face of lock core and lock body before pintle hook lock.

Promote spring and create stage clip.

Locking seat creates the pedestal of cylinder body type, is fixed on connector, is arranged in cross-drilled hole; Locking seat promotes spring and lock for installing.

Described lock creates cylinder, and the end stretching into one end of longitudinal locked groove creates arcwall face or inclined-plane or plane; Before lock is used for locking, lock core can not rotate in lock core hole, and lock stretches into the end of one end of longitudinal locked groove for sliding in longitudinal locked groove.

Spring bearing bore during fabrication, is manufactured on the bottom of connecting hole and passes connecting hole, or spring bearing bore being manufactured on the rearward end of connector, or spring bearing bore is manufactured on the rearward end of connector and the bottom of connecting hole simultaneously by described spring bearing bore; Spring bearing bore is created blind hole or bearing bore, for installing return spring; Described return spring creates stage clip.

Be provided with front lock core and rear lock core in lock body, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely with front lock core; Manufacture in described front lock core and have sliding eye, cross-drilled hole, specially bitting hole and stealthy hole, in stealthy hole, connector is installed; Have locking hole and connecting hole in described rear lock core, the rear end of rear lock core is fixed with connection tongue, and connect tongue and be connected with link gear through after the via hole at lock body rear portion, link gear is connected with dead bolt; Locking spring fitting, in locking bearing bore, is provided with locking head before locking spring, locking head and fore-set are installed in locking hole, before fore-set, have sliding bar, and sliding bar is installed in expansion groove and sliding eye; The fixed end of expanding plate is fixed on the sliding bar of this part in expansion groove, and the expansion end top of expanding plate is pressed on arcwall face in lock groove or inclined-plane, and expanding plate is in lock groove or simultaneously in lock groove and expansion groove; Be provided with in described locking seat and promote spring and lock, promote the bottom that spring is arranged on locking seat, lock is promoting the front end through locking seat before spring.

For the ease of manufacturing and assembling, the manufacture hop count of lock core before changing, the easily manufactured needs of described lock body according to internal construction and the needs of manufacturing process, the segmentation manufacture again near the end or end in stealthy hole of front lock core, or in the position segmentation manufacture again of expansion groove, or in the segmentation manufacture again of the position of cross-drilled hole, front lock core is created entirety or multistage, each section of lock core that segmentation manufactures can synchronous rotary or can separately asynchronous rotation;

In order to manufacture the needs with assembly technology, lock body, during fabrication according to technological requirement and needs, creates entirety or multistage lock body.

The asynchronous mechanical anti-theft lock of locking of the present invention rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; The locked rear lock core of locking head, expanding plate and the locked front lock core of lock, front lock core and rear lock core disconnect completely, and make robber and Wang Wufa rotation rear lock core of unblanking, achieve the theftproof lock integrating asynchronous interlocking, stealth, self-locking, synchronized links, safety parameters is high; Even if robber and the barbarous means of the king that unblanks also are merely able to rotate front lock core part after having damaged expansion locking and lock, can not rotate be hidden in front lock core below rear lock core, make the rotation of front lock core and rear lock core non rotating, serve real anti-theft function.

Accompanying drawing explanation

Fig. 1 is the primary structure schematic diagram of the asynchronous mechanical anti-theft lock of locking of the present invention;

Fig. 2 is the structural representation of Fig. 1 in the cross section at expanding plate place;

Fig. 3 is the surface structure schematic diagram of the right view of Fig. 1;

Fig. 4 is the surface structure schematic diagram of the right view of rear lock core;

Fig. 5 is the surface structure schematic diagram of the left view of rear lock core;

Fig. 6 is the surface structure schematic diagram of special bitting;

Fig. 7 is the surface structure schematic diagram of the left view of Fig. 6;

Fig. 8 is the surface structure schematic diagram of the expansion groove of front lock core.

The asynchronous mechanical anti-theft lock of locking shown in figure is the pushing tow key of three-dimensional groove and the special bitting hole of three-dimensional groove;

Shown in figure: lock body 1, front lock core 2, connector 3, return spring 4, sliding eye 5, sliding bar 6, expansion groove 7, expanding plate 8, lock groove 9, locking spring 10, locking bearing bore 11, connecting hole 12, rear lock core 13, connection tongue 14, spring bearing bore 15, specially bitting hole 16, pushing tow key 17, propulsion arm 18, the shank of the key 19, longitudinal locked groove 20, cross-drilled hole 21, locking seat 22, promotion spring 23, lock 24, locking hole 25, locking head 26, fore-set 27.

Detailed description of the invention

The asynchronous mechanical theftproof lock main of locking of the present invention will comprise lock body 1, front lock core 2, rear lock core 13, connector 3, return spring 4, sliding eye, sliding bar 6, expansion groove 7, lock groove 9, expanding plate 8, locking spring 10, locking bearing bore 11, connecting hole 12, connects tongue 14, spring bearing bore 15, specially bitting hole 16, specially bitting, locking head 26, fore-set 27, locking hole 25, cross-drilled hole 21, longitudinal locked groove 20, locking seat 22, lock 24, promote spring 23;

Be provided with front lock core 2 and rear lock core 13 in described lock body 1, rear lock core 13 is movably arranged on the rearward end of front lock core 2, disconnects completely with front lock core 2; There are sliding eye, cross-drilled hole 21, specially bitting hole 16 and stealthy hole in described front lock core 2, connector 3 is installed in stealthy hole; Locking hole 25 and connecting hole 12 on described rear lock core 13, the rear end of rear lock core 13 is fixed with and connects tongue 14, and connect tongue 14 and be connected with link gear through after the via hole at lock body 1 rear portion, link gear is connected with dead bolt; Described locking spring 10 is arranged in locking bearing bore 11, is provided with locking head 26 before locking spring 10, and locking head 26 and fore-set 27 are installed in locking hole 25, have sliding bar 6 before fore-set 27, and sliding bar 6 is installed in expansion groove 7 and sliding eye; The fixed end of described expanding plate 8 is fixed on the sliding bar 6 of this part in expansion groove 7, and the expansion end top of expanding plate 8 is pressed on arcwall face in lock groove 9 or inclined-plane, and expanding plate 8 is lock groove 9 in or simultaneously at lock groove 9 with expand in groove 7; Be provided with in described locking seat 22 and promote spring 23 and lock 24, promote the bottom that spring 23 is arranged on locking seat 22, lock 24 is promoting the front end through locking seat 22 before spring 23.

There are lock core hole and via hole in center in described lock body 1, and via hole is used to allow and connects hole that tongue 14 passes, rearward end at lock body 1, lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core 2 and rear lock core 13, and front lock core 2 is arranged on before rear lock core 13; The rearward end of described lock core hole has locking bearing bore 11, and the circular hole part of lock core hole has lock groove 9 and longitudinal locked groove 20; Described locking bearing bore 11 is bearing bore or blind hole, in the rearward end of lock core hole close in the outer rim of lock core hole, lock body 1 after the rearward end of rear lock core 13, identical with the position of the locking hole 25 on rear lock core 13 and corresponding mutually through with locking hole 25 under asynchronous lockup state, there is locking spring 10 in locking bearing bore 11; Described lock groove 9 is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body 1, deep-slotted chip breaker is arcwall face, and surface groove is inclined-plane, the groove that deep-slotted chip breaker and surface groove are annular or are interrupted, corresponding with the position of the expansion groove 7 on front lock core 2, and communicate; Described longitudinal locked groove 20 caves in, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane, longitudinal locked groove 20 is corresponding with the position of the cross-drilled hole 21 on front lock core 2 on lock core hole, for allow lock 24 inside before movable and locking lock core 2 rotate.

Special bitting hole 16, stealthy hole, cross-drilled hole 21, sliding eye, expansion groove 7 is had in described front lock core 2, described special bitting hole 16 and stealthy hole are all in the centre that front lock core 2 rotates or the centre close to rotation, and special bitting hole 16 is before stealthy hole; Be provided with connector 3 in described stealthy hole, there is stealthy hole the front end of connector 3, is provided with return spring 4 in stealthy hole; Described cross-drilled hole 21 wear out on the lock core of the stealthy bore portion of front lock core 2 before the outer round surface of lock core 2 and stealthy hole, communicate with longitudinal locked groove 20 and stealthy hole, and corresponding with the longitudinal locked groove 20 on lock core hole, for installing locking seat 22, promotion spring 23 and lock 24 and making locking seat 22, promotion spring 23 and lock 24 mobile in cross-drilled hole 21; The neutral gear place of described sliding eye beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2 run through before the front/rear end of lock core 2, two sections are divided into by expansion groove 7, in the rear and front end of front lock core 2, there are rank the inside of sliding eye leading portion or do not have rank, is provided with sliding bar 6 in sliding eye; The surface of described expansion groove 7 lock core 2 before the interlude of sliding eye is worn out, is divided into two sections, front and back sliding eye, through with two sections, front and back sliding eye, communicates with lock groove 9.

The center of the rear end of described rear lock core 13 is fixed with and connects tongue 14 through lock body 1 via hole below, and there is the connecting hole 12 of depression the front end of the center of rotation of rear lock core 13, has locking hole 25 in the outside of connecting hole 12; Described connecting hole 12 is polygon bearing bore or the groove of depression, or the bearing bore of shape of circular arc and line segment composition or groove; Spring bearing bore 15 is with or without in the bottom of connecting hole 12, when the bottom of described connecting hole 12 does not have a spring bearing bore 15, spring bearing bore 15 is located at the rearward end of connector 3, is provided with return spring 4 in spring bearing bore 15, and one end of return spring 4 withstands on the bottom of connecting hole 12; When spring bearing bore 15 arranged at the bottom of described connecting hole 12, the core that spring bearing bore 15 and connecting hole 12 rotate at rear lock core 13 or the part close to center of rotation, spring bearing bore 15 is later through connecting hole 12 above, be provided with return spring 4 in spring bearing bore 15, one end of return spring 4 withstands on the rearward end of connector 3; Described locking hole 25 runs through the front/rear end of rear lock core 13 at the peripheral edge portion rotated close to rear lock core 13;

When having spring bearing bore 15 in described rear lock core 13, spring bearing bore 15 is at the connecting hole 12 passed back through above of the bottom of connecting hole 12; When not having spring bearing bore 15 in described rear lock core 13, spring bearing bore 15 is in the rearward end of connector 3; Described spring bearing bore 15 also can simultaneously in the rearward end of connector 3 and the bottom of connecting hole 12; Described spring bearing bore 15 is bearing bore or blind hole, for installing return spring 4; Described return spring 4 is springs;

Described connector 3 is one section of connector 3, the front end of connector 3 coordinates with the front end of pushing tow key 17 can slide in stealthy hole He in connecting hole 12, when connector 3 slides in stealthy hole, its rear end can be inserted in the connecting hole 12 in rear lock core 13, for connecting front lock core 2 and rear lock core 13.

In a lock, have at least one to connect locking system; Described connection locking system comprises cross-drilled hole 21, longitudinal locked groove 20, locking seat 22, lock 24 and promotes spring 23, described locking seat 22 at cross-drilled hole 21 internal fixtion on connector 3, be provided with in locking seat 22 and promote spring 23 and lock 24, promote the bottom that spring 23 is arranged on locking seat 22, lock 24 is promoting the front end through locking seat 22 before spring 23, and lock 24 exposes the part of locking seat 22 in cross-drilled hole 21 or simultaneously in cross-drilled hole 21 and longitudinal locked groove 20.Insert when promoting connector 3 in stealthy hole in the front end of pushing tow key 17, connector 3 drives locking seat 22 to move backward, slide in the front end of lock 24 in longitudinal locked groove 20, the slope driving lock 24 of longitudinal locked groove 20 retreats and enters in locking seat 22, enter completely in lock core hole after the front end of lock 24 skids off longitudinal locked groove 20 along with moving of connector 3, the locking to front lock core 2 is removed in the front end of lock 24 in cross-drilled hole 21.When the front end of pushing tow key 17 is not inserted in stealthy hole, lock 24 is locked front lock core 2 in cross-drilled hole 21 and longitudinal locked groove 20.

Described locking seat 22 is pedestals of cylinder body type, has bearing bore or through hole in pedestal, and locking seat 22 is fixed on connector 3, is arranged in cross-drilled hole 21; Described locking seat 22 promotes spring 23 and lock 24 for installing;

Described lock 24 is cylinders, and the one end stretched in longitudinal locked groove 20 is arcwall face or inclined-plane or plane; Described lock 24 can not rotate in lock core hole for lock core before locking 2, and lock 24 stretches into the end of one end of longitudinal locked groove 20 for sliding in longitudinal locked groove 20.

Described promotion spring 23 is stage clips.

An asynchronous interlock and an expansion locking system is had at least in a lock; Described asynchronous interlocking comprises locking bearing bore 11, locking hole 25, sliding eye and expansion groove 7, locking spring 10, locking head 26, fore-set 27, sliding bar 6; Described locking spring 10 is arranged in locking bearing bore 11, and locking head 26 and fore-set 27 are installed in locking hole 25, and sliding bar 6 is installed in expansion groove 7 and sliding eye, and sliding bar 6 withstands on fore-set 27, and the sliding bar 6 in expansion groove 7 is fixed with expanding plate 8; Have in described locking hole 25 in locking head 26 and fore-set 27 or locking hole 25 and have fore-set 27 and sliding bar 6, locking spring 10 is had after locking head 26, before fore-set 27, there is sliding bar 6, the sliding bar 6 of the part in expansion groove 7 is fixed with expanding plate 8; Described locking head 26 is in locking bearing bore 11, or locking head 26 can simultaneously in locking hole 25 and in locking bearing bore 11; When propulsion arm 18 inserts in sliding eye, locking head 26, in locking bearing bore 11, has fore-set 27 and sliding bar 6 in locking hole 25; Under the lockup state of static state or when not having propulsion arm 18 to insert in sliding eye, one end of locking head 26 is in locking hole 25, and the other end, in locking bearing bore 11, has locking head 26 and fore-set 27 in locking hole 25; Described sliding bar 6 is cylinder or stairstepping cylinder.

Expansion locking comprises expansion groove 7, expanding plate 8, lock groove 9; The both sides end face of described expanding plate 8 is faces of lock core 2 and lock body 1 before pintle hook lock, and expanding plate 8 is arranged in the expansion groove 7 on sliding bar 6, and the middle part of sliding bar 6 is fixed with expanding plate 8 at expansion groove 7 place; Described expanding plate 8 is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar 6 and expanding plate 8; The fixed end of described expanding plate 8 is fixed on the sliding bar 6 of this part in expansion groove 7, the expansion end top of expanding plate 8 is pressed on the inclined-plane in the arcwall face of the deep-slotted chip breaker in lock groove 9 or surface groove, sliding bar 6 is arranged in sliding eye and expansion groove 7, expanding plate 8 in expansion groove 7 or expanding plate 8 simultaneously expanding in groove 7 and lock groove 9; When propulsion arm 18 does not insert in sliding eye, the fixed end of described expanding plate 8 in expansion groove 7, flared end lock groove 9 in front lock core 2 and lock body 1 locked, front lock core 2 can not rotate in lock body 1, and locking is expanded in realization; When propulsion arm 18 inserts in sliding eye, the oblique compression on arcwall face in lock groove 9 of the flared end of expanding plate 8 or inclined-plane and under guiding, fixed end along expanding plate 8 is drawn close to expansion groove 7, along with the continuation of propulsion arm 18 promotes sliding bar 6, the expansion end of expanding plate 8 slips on inwall that arcwall face in lock groove 9 or sloped roof be pressed in the lock core hole in lock body 1 and enters in expansion groove 7, the locking of lock core 2 and lock body 1 before removing.

Described special bitting comprises pushing tow key 17 and propulsion arm 18 and the shank of the key 19, and pushing tow key 17 and propulsion arm 18 are fixed on the shank of the key 19; Described the shank of the key 19 is shanks of key, and propulsion arm 18 is cylinders, and pushing tow key 17 is promotion keys, is the key of the blank key shape not having the oblique flank of tooth of marble lock key; The length of described pushing tow key 17 is longer than the length in special bitting hole 16, and the length of pushing tow key 17 is used for promoting connector 3 than the part of special bitting hole 16 length and inserts connecting hole 12; In order to confuse robber, increase unlocking difficulty, front lock core 2 is provided with or does not establish false sliding eye, when being only provided with false sliding eye on front lock core 2, just special bitting can have false propulsion arm 18 or there is no false propulsion arm 18.

In order to increase safety and the disguise of theftproof lock, rear lock core 13 is movably arranged on the rearward end of front lock core 2, disconnects completely and hiddenly realizes being connected stealth, do not have the insertion of pushing tow key 17 can not connect and transmit power to rear lock core 13 with front lock core 2; The locked front lock core 2 of lock 24 connecting locking realizes interlocking stealth, does not have pushing tow key 17 to insert promotion connector 3 in stealthy hole and can not open connection locking; Locking head 26 is simultaneously in locking bearing bore 11 and in locking hole 25, pin rear lock core 13 can not rotate, realize the asynchronous locking of lock core, do not have the insertion of propulsion arm 18 locking head 26 can not be pushed the locking can not untied rear lock core 13 in locking bearing bore 11 completely; Expanding plate 8 is simultaneously in expansion groove 7 and in lock groove 9, do not have the insertion of propulsion arm 18, expanding plate 8 can not move, and the arcwall face in lock groove 9 or inclined-plane can not guide and oblique compression expanding plate 8, expanding plate 8 can not enter in expansion groove 7, can not remove the locking to front lock core 2.

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, adopting locking head 26 to pin rear lock core 13 and not rotating with front lock core 2 and realize the asynchronous locking of lock core and asynchronous interlocking; The locked front lock core 2 of expanding plate 8 is adopted to realize expanding locking; Adopt lock 24 front lock core 2 and lock body 1 locked realize rotating interlock; Before adopting lock core 2 and rear lock core 13 completely disconnected be hidden in stealthy hole to come with connector 3 realize being connected stealth.

In order to can be real antitheft, adopt before lock core 2 disconnect realizing being connected stealth completely with rear lock core 13; Adopt expanding plate 8 and lock 24 stealth in lock core and lock body 1, realize interlocking stealthy; Adopt locking head 26 to be hidden in locking hole 25 and realize the stealth of asynchronous locking.

Sliding bar 6 can be promoted smoothly and pushing tow key 17 can promote connector 3 smoothly to make the propulsion arm 18 in special bitting, the length of described sliding bar 6 is equal with the length of sliding eye or unequal, and propulsion arm 18 can insert in sliding eye and promote sliding bar 6; Described pushing tow key 17 is longer than special bitting hole 16;

In order to open expansion locking, the arcwall face of expanding plate 8 when mobile in lock groove 9 or inclined-plane oblique compression expanding plate 8, make expanding plate 8 exit in lock groove 9 and open expansion locking.

Under the promotion of locking spring 10, sliding eye is not entered in order to make locking head 26 or fore-set 27, the aperture of the sliding eye in described front lock core 2 is equal or unequal with the aperture of the locking hole 25 in rear lock core 13, the diameter of locking head 26 and fore-set 27 and the equal diameters or unequal of sliding bar 6; Described locking head 26 and fore-set 27 are an entirety, or the assembly separated.

When unblanking with special bitting, special bitting hole 16 is inserted with the pushing tow key 17 of special bitting, in the process inserted, pushing tow key 17 is through behind special bitting hole 16, the front end of pushing tow key 17 is inserted promotion connector 3 in stealthy hole and is inserted in connecting hole 12, completes the connection with front lock core 2 and rear lock core 13; While connector 3 movement, the inclined-plane that connector 3 moves after driving locking seat 22 and makes the front end of lock 24 in longitudinal locked groove 20 or arcwall face slide, the front end of inclined-plane or arcwall face cant lock 24 and lock 24 is compressed in locking seat 22, move after continuation along with connector 3 and make lock 24 continue to enter in locking seat 22, make the front end of lock 24 exit longitudinal locked groove 20 gradually and enter in cross-drilled hole 21, remove the locking to front lock core 2; While pushing tow key 17 inserts special bitting hole 16, propulsion arm 18 moves after also inserting and promoting sliding bar 6 in sliding eye, drive on the arcwall face of the deep-slotted chip breaker of expanding plate 8 in lock groove 9 or the inclined-plane of surface groove and slide, under the guiding on the arcwall face of the deep-slotted chip breaker on lock groove 9 or the inclined-plane of surface groove and extruding, the expansion end of expanding plate 8 is drawn close to the sliding bar 6 in expansion groove 7, expanding plate 8 leaves lock groove 9 along with moving after sliding bar 6, arrive the inwall of lock core hole and enter in expansion groove 7, opening expansion locking; Meanwhile, sliding bar 6 moves after driving locking head 26 and compresses locking spring 10, makes locking head 26 all enter in locking bearing bore 11 locking removed rear lock core 13; Now, rotate special bitting, rear lock core 13 rotates with front lock core 2 and is with the tongue 14 that is dynamically connected to rotate, and connects tongue 14 and drives link gear open dead bolt and unblank.

When pushing tow key 17 exits special bitting hole 16, lock 24 enters locked front lock core 2 in longitudinal locked groove 20 under the powered promoting spring 23, completes the locking to front lock core 2; Locking head 26 enters in the locking hole 25 on rear lock core 13 under the promotion of locking spring 10, completes the locking to rear lock core 13; Expanding plate 8 enters in lock groove 9 under the promotion of locking spring 10 and under the powered of natural resiliency, presses to the arcwall face in lock groove 9 or inclined-plane, completes the locking to front lock core 2; Connector 3, under the promotion of return spring 4, exits connecting hole 12 and enters in stealthy hole completely, makes front lock core 2 disconnect completely with rear lock core 13 and can not be connected.

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole 16 and be puzzled, only have and the hope unblanked is sent on sliding eye, owing to apart comparatively transporting between sliding eye, make robber or the Wang Wufa that unblanks to be pressed into several expanding plate 8 in expansion groove 7 from sliding eye simultaneously and to open expansion locking, from sliding eye locking head 26 all can not be pressed in locking bearing bore 11 and open asynchronous interlocking; Even if robber or the king that unblanks open expansion locking and asynchronous interlocking, connect locking and appointed front lock core 2 so locked, do not rotate front lock core 2; Even if the front lock core 2 of forced rotating again, but rear lock core 13 can not be rotated because connector 3 in stealthy hole is not connected with rear lock core 13.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key 17 to insert special bitting hole 16 in stealthy hole promote connector 3 enter in connecting hole 12, front lock core 2 and rear lock core 13 cannot be made simultaneously to rotate, can not theftproof lock be opened; Do not have pushing tow key 17 to insert in stealthy hole to promote connector 3 to drive lock 24 to slide in longitudinal locked groove 20 can not to open connection locking, front lock core 2 cannot be made to rotate; There is no the promotion of the propulsion arm 18 in special bitting, asynchronous interlocking and expansion locking can not be opened, expanding plate 8 can not be made to exit lock groove 9 and front lock core 2 can not be rotated, locking head 26 can not be made to enter locking bearing bore 11 completely and exit locking hole 25, rear lock core 13 cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play the effect of asynchronous locking, expansion locking, self-locking, stealth, multiple locking and multiple safety.

After namely robber or the king that unblanks use flat instrument to adopt barbarous way to damage expanding plate 8 and lock 24, the front lock core 2 of forced rotating, rear lock core 13, because the locking of locking head 26 and stealthy and do not rotate with front lock core 2 less than being connected with front lock core 2, plays anti-theft function.

Claims (8)

1. the asynchronous mechanical anti-theft lock of locking, it is characterized in that: the asynchronous mechanical anti-theft lock of described locking does not have the latch system of cylinder lock, only has expansion latch system, connect locking, asynchronous interlock system, synchronized links system, mainly comprise: lock body (1), front lock core (2), rear lock core (13), connector (3), return spring (4), sliding eye, sliding bar (6), expansion groove (7), lock groove (9), expanding plate (8), locking spring (10), locking bearing bore (11), connecting hole (12), connect tongue (14), spring bearing bore (15), special bitting hole (16), special bitting, locking head (26), fore-set (27), locking hole (25), cross-drilled hole (21), longitudinal locked groove (20), locking seat (22), lock (24), promote spring (23),

Be provided with front lock core (2) and rear lock core (13) in described lock body (1), rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnects completely with front lock core (2); There are sliding eye, cross-drilled hole (21), specially bitting hole (16) and stealthy hole in described front lock core (2), connector (3) is installed in stealthy hole; Locking hole (25) and connecting hole (12) in described rear lock core (13) is upper, the rear end of rear lock core (13) is fixed with and connects tongue (14), be connected with link gear after connecting the via hole of tongue (14) through lock body (1) rear portion, link gear is connected with dead bolt; Described locking spring (10) is arranged in locking bearing bore (11), locking head (26) is installed before locking spring (10), locking head (26) and fore-set (27) are installed in locking hole (25), before fore-set (27), have sliding bar (6), sliding bar (6) is installed in expansion groove (7) and sliding eye; The fixed end of described expanding plate (8) is fixed on the sliding bar (6) of this part in expansion groove (7), the expansion end top of expanding plate (8) is pressed on arcwall face in lock groove (9) or inclined-plane, and expanding plate (8) is in lock groove (9) or simultaneously at lock groove (9) with expand in groove (7); Be provided with in described locking seat (22) and promote spring (23) and lock (24), promote the bottom that spring (23) is arranged on locking seat (22), lock (24) is promoting the front end through locking seat (22) before spring (23);

There are lock core hole and via hole in center in described lock body (1), and via hole is used to allow and connects hole that tongue (14) passes, rearward end in lock body (1), lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core (2) and rear lock core (13), and front lock core (2) is arranged on before rear lock core (13); The rearward end of described lock core hole has locking bearing bore (11), and the circular hole part of lock core hole has lock groove (9) and longitudinal locked groove (20); Described locking bearing bore (11) is bearing bore or blind hole, in the rearward end of lock core hole close in the outer rim of lock core hole, lock body (1) after the rearward end of rear lock core (13), identical with the position of the locking hole (25) on rear lock core (13) and corresponding mutually through with locking hole (25) under asynchronous lockup state, there is locking spring (10) in locking bearing bore (11); Described lock groove (9) is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body (1), deep-slotted chip breaker is arcwall face, surface groove is inclined-plane, the groove that deep-slotted chip breaker and surface groove are annular or are interrupted, corresponding with the position of the expansion groove (7) on front lock core (2), and communicate; Described longitudinal locked groove (20) caves in, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane, longitudinal locked groove (20) is corresponding with the position of the cross-drilled hole (21) on front lock core (2) on lock core hole, for allowing lock (24) lock core (2) rotation before movable and locking inside;

Special bitting hole (16), stealthy hole, cross-drilled hole (21), sliding eye, expansion groove (7) is had in described front lock core (2), described special bitting hole (16) and stealthy hole are all in the centre that front lock core (2) rotates or the centre close to rotation, and special bitting hole (16) is before stealthy hole; Be provided with connector (3) in described stealthy hole, there is stealthy hole the front end of connector (3), is provided with return spring (4) in stealthy hole; Described cross-drilled hole (21) wears out the outer round surface of front lock core (2) and stealthy hole on the lock core of the stealthy bore portion of front lock core (2), communicate with longitudinal locked groove (20) and stealthy hole, and corresponding with the longitudinal locked groove (20) on lock core hole, for installing locking seat (22), promotion spring (23) and lock (24) and making locking seat (22), promotion spring (23) and lock (24) mobile in cross-drilled hole (21); The front/rear end of front lock core (2) is run through at the neutral gear place of described sliding eye beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), two sections are divided into by expansion groove (7), in the rear and front end of front lock core (2), there are rank the inside of sliding eye leading portion or do not have rank, is provided with sliding bar (6) in sliding eye; The surface of described expansion groove (7) lock core (2) before the interlude of sliding eye is worn out, is divided into two sections, front and back sliding eye, through with two sections, front and back sliding eye, communicates with lock groove (9);

The center of the rear end of described rear lock core (13) is fixed with and connects tongue (14) through the via hole after lock body (1), there is the connecting hole (12) of depression the front end of the center of rotation of rear lock core (13), has locking hole (25) in the outside of connecting hole (12); Described connecting hole (12) is polygon bearing bore or the groove of depression, or the bearing bore of shape of circular arc and line segment composition or groove; Spring bearing bore (15) is with or without in the bottom of connecting hole (12), when the bottom of described connecting hole (12) does not have spring bearing bore (15), spring bearing bore (15) is located at the rearward end of connector (3), be provided with return spring (4) in spring bearing bore (15), one end of return spring (4) withstands on the bottom of connecting hole (12); When spring bearing bore (15) arranged at the bottom of described connecting hole (12), the core that spring bearing bore (15) and connecting hole (12) rotate at rear lock core (13) or the part close to center of rotation, spring bearing bore (15) is later through connecting hole (12) above, be provided with return spring (4) in spring bearing bore (15), one end of return spring (4) withstands on the rearward end of connector (3); Described locking hole (25) runs through the front/rear end of rear lock core (13) at the peripheral edge portion rotated close to rear lock core (13);

When having spring bearing bore (15) in described rear lock core (13), spring bearing bore (15) is at the connecting hole (12) passed back through above of the bottom of connecting hole (12); When there is no spring bearing bore (15) in described rear lock core (13), spring bearing bore (15) rearward end in connector (3); Described spring bearing bore (15) also can simultaneously in the rearward end of connector (3) and the bottom of connecting hole (12); Described spring bearing bore (15) is bearing bore or blind hole, for installing return spring (4); Described return spring (4) is spring;

Described connector (3) is one section of connector (3), the front end of connector (3) coordinates with the front end of pushing tow key (17) can slide in stealthy hole He in connecting hole (12), when connector (3) slides in stealthy hole, its rear end can be inserted in the connecting hole (12) in rear lock core (13), for connecting front lock core (2) and rear lock core (13);

In a lock, have at least one to connect locking system, described connection locking system comprises cross-drilled hole (21), longitudinal locked groove (20), locking seat (22), lock (24) and promotion spring (23), described locking seat (22) at cross-drilled hole (21) internal fixtion on connector (3), be provided with in locking seat (22) and promote spring (23) and lock (24), promote the bottom that spring (23) is arranged on locking seat (22), lock (24) is promoting the front end through locking seat (22) before spring (23), lock (24) exposes the part of locking seat (22) in cross-drilled hole (21) or simultaneously in cross-drilled hole (21) and longitudinal locked groove (20), when inserting promotion connector (3) in stealthy hole in the front end of pushing tow key (17), connector (3) drives locking seat (22) to move backward, slide in the front end of lock (24) in longitudinal locked groove (20), the slope driving lock (24) of longitudinal locked groove (20) retreats and enters in locking seat (22), enter completely in lock core hole after the front end of lock (24) skids off longitudinal locked groove (20) along with moving of connector (3), the locking to front lock core (2) is removed in the front end of lock (24) in cross-drilled hole (21), when the front end of pushing tow key (17) is not inserted in stealthy hole, lock (24) is locked front lock core (2) in cross-drilled hole (21) and longitudinal locked groove (20),

Described locking seat (22) is the pedestal of cylinder body type, has bearing bore or through hole in pedestal, and locking seat (22) is fixed on connector (3), is arranged in cross-drilled hole (21); Described locking seat (22) promotes spring (23) and lock (24) for installing;

Described lock (24) is cylinder, and the one end stretched in longitudinal locked groove (20) is arcwall face or inclined-plane or plane; Described lock (24) can not rotate in lock core hole for lock core before locking (2), and the end that lock (24) stretches into one end of longitudinal locked groove (20) is used for sliding in longitudinal locked groove (20);

Described promotion spring (23) is stage clip;

An asynchronous interlock and an expansion locking system is had at least in a lock; Described asynchronous interlocking comprises locking bearing bore (11), locking hole (25), sliding eye and expansion groove (7), locking spring (10), locking head (26), fore-set (27), sliding bar (6); Described locking spring (10) is arranged in locking bearing bore (11), locking head (26) and fore-set (27) are installed in locking hole (25), sliding bar (6) is installed in expansion groove (7) and sliding eye, sliding bar (6) withstands on fore-set (27), and the sliding bar (6) in expansion groove (7) is fixed with expanding plate (8); Have in described locking hole (25) in locking head (26) and fore-set (27) or locking hole (25) and have fore-set (27) and sliding bar (6), locking spring (10) is had after locking head (26), before fore-set (27), there is sliding bar (6), the sliding bar (6) of the part in expansion groove (7) is fixed with expanding plate (8); Described locking head (26) is in locking bearing bore (11), or locking head (26) can simultaneously in locking hole (25) and in locking bearing bore (11); When propulsion arm (18) inserts in sliding eye, locking head (26), in locking bearing bore (11), has fore-set (27) and sliding bar (6) in locking hole (25); Under the lockup state of static state or when not having propulsion arm (18) to insert in sliding eye, one end of locking head (26) is in locking hole (25), the other end, in locking bearing bore (11), has locking head (26) and fore-set (27) in locking hole (25); Described sliding bar (6) is cylinder or stairstepping cylinder;

Expansion locking comprises expansion groove (7), expanding plate (8), lock groove (9); The both sides end face of described expanding plate (8) is the face of lock core before pintle hook lock (2) and lock body (1), expanding plate (8) is arranged in the expansion groove (7) on sliding bar (6), and the middle part of sliding bar (6) is fixed with expanding plate (8) at expansion groove (7) place; Described expanding plate (8) is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar (6) and expanding plate (8); The fixed end of described expanding plate (8) is fixed on the sliding bar (6) of this part in expansion groove (7), the expansion end top of expanding plate (8) is pressed on the inclined-plane in the arcwall face of the deep-slotted chip breaker in lock groove (9) or surface groove, sliding bar (6) is arranged in sliding eye and expansion groove (7), expanding plate (8) in expansion groove (7) or expanding plate (8) simultaneously expanding in groove (7) and lock groove (9); When propulsion arm (18) does not insert in sliding eye, the fixed end of described expanding plate (8) in expansion groove (7), flared end in lock groove (9) front lock core (2) and lock body (1) locked, front lock core (2) can not rotate in lock body (1), realizes expansion locking; When propulsion arm (18) inserts in sliding eye, the oblique compression on arcwall face in lock groove (9) of the flared end of expanding plate (8) or inclined-plane and under guiding, fixed end along expanding plate (8) is drawn close to expansion groove (7), along with the continuation of propulsion arm (18) promotes sliding bar (6), the expansion end of expanding plate (8) slips on inwall that arcwall face in lock groove (9) or sloped roof be pressed in the lock core hole in lock body (1) and enters in expansion groove (7), the locking of lock core (2) and lock body (1) before removing;

Described special bitting comprises pushing tow key (17) and propulsion arm (18) and the shank of the key (19), and pushing tow key (17) and propulsion arm (18) are fixed on the shank of the key (19); Described the shank of the key (19) is the shank of key, and propulsion arm (18) is cylinder, and pushing tow key (17) is promotion key, is the key of the blank key shape not having the oblique flank of tooth of marble lock key; The length of described pushing tow key (17) is longer than the length of special bitting hole (16), and the part that the length of pushing tow key (17) is longer than special bitting hole (16) is used for promoting connector (3) insertion connecting hole (12); In order to confuse robber, increase unlocking difficulty, front lock core (2) is provided with or does not establish false sliding eye, when being only provided with false sliding eye on front lock core (2), special bitting just can there iing false propulsion arm (18) or there is no false propulsion arm (18);

In order to increase safety and the disguise of theftproof lock, rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnect completely with front lock core (2) and hiddenly realize being connected stealth, not having the insertion of pushing tow key (17) can not connect and transmit power to rear lock core (13); The locked front lock core (2) of lock (24) connecting locking realizes interlocking stealth, does not have pushing tow key (17) to insert promotion connector (3) in stealthy hole and can not open connection locking; Locking head (26) is simultaneously in locking bearing bore (11) and in locking hole (25), pin rear lock core (13) can not rotate, realize the asynchronous locking of lock core, do not have the insertion of propulsion arm (18) locking head (26) can not be pushed the locking can not untied rear lock core (13) in locking bearing bore (11) completely; Expanding plate (8) is simultaneously in expansion groove (7) and in lock groove (9), there is no the insertion of propulsion arm (18), expanding plate (8) can not move, arcwall face in lock groove (9) or inclined-plane can not guide and oblique compression expanding plate (8), expanding plate (8) can not enter in expansion groove (7), can not remove the locking to front lock core (2);

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, adopting locking head (26) to pin rear lock core (13) and not rotating with front lock core (2) and realize the asynchronous locking of lock core and asynchronous interlocking; Expanding plate (8) locked front lock core (2) is adopted to realize expanding locking; Adopt lock (24) locked to front lock core (2) and lock body (1) realize rotating interlock; Before adopting lock core (2) and rear lock core (13) completely disconnected be hidden in stealthy hole to come with connector (3) realize being connected stealth;

When unblanking with special bitting, special bitting hole (16) is inserted with the pushing tow key (17) of special bitting, in the process inserted, pushing tow key (17) is through after special bitting hole (16), the front end of pushing tow key (17) is inserted in stealthy hole and is promoted, in connector (3) insertion connecting hole (12), to complete the connection with front lock core (2) and rear lock core (13), while connector (3) movement, the inclined-plane that connector (3) moves after driving locking seat (22) and makes the front end of lock (24) in longitudinal locked groove (20) or arcwall face slide, the front end of inclined-plane or arcwall face cant lock (24) and make lock (24) compression in locking seat (22), move after continuation along with connector (3) and make lock (24) continue to enter in locking seat (22), the front end of lock (24) is made to exit longitudinal locked groove (20) gradually and enter in cross-drilled hole (21), remove the locking to front lock core (2), while pushing tow key (17) inserts special bitting hole (16), propulsion arm (18) moves after also inserting and promoting sliding bar (6) in sliding eye, drive on expanding plate (8) arcwall face of deep-slotted chip breaker in lock groove (9) or the inclined-plane of surface groove and slide, under the arcwall face of deep-slotted chip breaker on lock groove (9) or the guiding on the inclined-plane of surface groove and extruding, the expansion end of expanding plate (8) is drawn close to the sliding bar (6) in expansion groove (7), expanding plate (8) leaves lock groove (9) along with moving after sliding bar (6), arrive the inwall of lock core hole and enter in expansion groove (7), open expansion locking, meanwhile, sliding bar (6) moves after driving locking head (26) and compresses locking spring (10), makes locking head (26) all enter in locking bearing bore (11) locking removed rear lock core (13), now, rotate special bitting, rear lock core (13) rotates with front lock core (2) and is with the tongue (14) that is dynamically connected to rotate, and connects tongue (14) and drives link gear open dead bolt and unblank,

When pushing tow key (17) exits special bitting hole (16), lock (24) enters locked front lock core (2) in longitudinal locked groove (20) under the powered promoting spring (23), completes the locking to front lock core (2); Locking head (26) enters in the locking hole (25) on rear lock core (13) under the promotion of locking spring (10), completes the locking to rear lock core (13); Expanding plate (8) enters in lock groove (9) under the promotion of locking spring (10) and under the powered of natural resiliency, press to the arcwall face in lock groove (9) or inclined-plane, complete the locking to front lock core (2); Connector (3), under the promotion of return spring (4), exits connecting hole (12) and enters in stealthy hole completely, makes front lock core (2) disconnect completely with rear lock core (13) and can not be connected;

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole (16) and be puzzled, only have and the hope unblanked is sent on sliding eye, owing to apart comparatively transporting between sliding eye, make robber or the Wang Wufa that unblanks simultaneously opens expansion locking from sliding eye in several expanding plate (8) press-in expansion groove (7), from sliding eye locking head (26) all can not be pressed in locking bearing bore (11) and open asynchronous interlocking; Even if robber or the king that unblanks open expansion locking and asynchronous interlocking, connect locking and appointed front lock core (2) so locked, do not rotate front lock core (2); Even if forced rotating front lock core (2) again, but rear lock core (13) can not be rotated because connector (3) in stealthy hole is not connected with rear lock core (13);

Robber or unblank king need not specially bitting is unblanked time, entering promotion connector (3) in stealthy hole after not having pushing tow key (17) to insert special bitting hole (16) enters in connecting hole (12), front lock core (2) and rear lock core (13) cannot be made simultaneously to rotate, can not theftproof lock be opened; Do not have pushing tow key (17) to insert in stealthy hole to promote connector (3) to drive lock (24) to slide in longitudinal locked groove (20) connection locking can not be opened, front lock core (2) cannot be made to rotate; There is no the promotion of the propulsion arm (18) in special bitting, asynchronous interlocking and expansion locking can not be opened, expanding plate (8) can not be made to exit lock groove (9) and front lock core (2) can not be rotated, locking head (26) can not be made to enter locking bearing bore (11) completely and exit locking hole (25), rear lock core (13) cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play the effect of asynchronous locking, expansion locking, self-locking, stealth, multiple locking and multiple safety;

After namely robber or the king that unblanks use flat instrument to adopt barbarous way to damage expanding plate (8) and lock (24), forced rotating front lock core (2), rear lock core (13) is because the locking of locking head (26) and stealthy and being connected with front lock core (2) and not rotating with front lock core (2), play anti-theft function.

2. the asynchronous mechanical anti-theft lock of locking according to claim 1, is characterized in that: in order to can be real antitheft, adopt before lock core (2) disconnect realizing being connected stealth completely with rear lock core (13); Adopt expanding plate (8) and lock (24) stealth in lock core and lock body (1), realize interlocking stealthy; Adopt locking head (26) to be hidden in locking hole (25) and realize the stealth of asynchronous locking.

3. the asynchronous mechanical anti-theft lock of locking according to claim 1, it is characterized in that: sliding bar (6) can be promoted smoothly in order to make the propulsion arm in special bitting (18) and pushing tow key (17) can promote connector (3) smoothly, the length of described sliding bar (6) is equal with the length of sliding eye or unequal, and propulsion arm (18) can insert in sliding eye and promote sliding bar (6); Described pushing tow key (17) is longer than special bitting hole (16);

In order to expansion locking can be opened, the arcwall face of expanding plate (8) when mobile in lock groove (9) or inclined-plane oblique compression expanding plate (8), make expanding plate (8) exit in lock groove (9) and open expansion locking.

4. the asynchronous mechanical anti-theft lock of locking according to claim 1, it is characterized in that: under the promotion of locking spring (10), do not enter sliding eye in order to making locking head (26) or fore-set (27), the aperture of the sliding eye in described front lock core (2) is equal or unequal with the aperture of the locking hole (25) in rear lock core (13), the diameter of locking head (26) and fore-set (27) and the equal diameters or unequal of sliding bar (6); Described locking head (26) and fore-set (27) are an entirety, or the assembly separated.

5. the asynchronous mechanical anti-theft lock of locking according to claim 1, it is characterized in that: in order to expand the scope of application, the place that the asynchronous mechanical anti-theft lock of described locking is applicable to the antitheft door of all kinds of needs, cabinet and so on is installed and used, and comprises but be not only limited to being arranged on car door, security door, safety cabinet, strongbox, built-in lock door, built-in lock cabinet and common door and commonly cashier's office in a shop using.

6. the asynchronous mechanical anti-theft lock of locking according to claim 1, is characterized in that: the asynchronous mechanical anti-theft lock of described locking rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; Locking head (26) locked rear lock core (13), expanding plate (8) and the locked front lock core (2) of lock (24), front lock core (2) and rear lock core (13) disconnect completely, make robber and Wang Wufa rotation rear lock core (13) that unblanks, achieve the theftproof lock integrating asynchronous interlocking, stealth, self-locking, synchronized links, safety parameters is high; Even if be also merely able to rotate front lock core (2) part after the means of robber and king's cruelty of unblanking have damaged expansion locking and lock (24), can not rotate be hidden in front lock core (2) below rear lock core (13), front lock core (2) is rotated and rear lock core (13) non rotating, serves real anti-theft function.

7. the manufacture method of the asynchronous mechanical anti-theft lock of locking, it is characterized in that: lock body (1) during fabrication, via hole is had in the upper manufacture of lock body (1), lock core hole, lock groove (9), locking bearing bore (11), longitudinal locked groove (20), the centre that lock core hole is manufactured on rear locking (1) is used for installing lock core, the via hole for allowing connection tongue (14) pass is had in the manufacture below of lock core hole, locking bearing bore (11) is had in the upper manufacture of lock body (1) close to lock core hole outer rim in the rearward end of lock core hole, the center line of locking bearing bore (11) and locking hole (25) and sliding eye on the same line, the mid portion manufacture of the lock core hole in lock body (1) has lock groove (9), described lock groove (9) is manufactured on the lock core hole in lock body (1), create groove deep-slotted chip breaker or the surface groove of depression, deep-slotted chip breaker creates arcwall face, surface groove creates inclined-plane, that deep-slotted chip breaker and surface groove create annular or be interrupted groove, communicate with lock core hole, corresponding with the expansion groove (7) on front lock core (2), described longitudinal locked groove (20) is manufactured on lock core hole, create depression, along the pod on lock core hole direction, the groove of pod creates arcwall face or inclined-plane, longitudinal locked groove (20) is corresponding with the position of the cross-drilled hole (21) on front lock core (2), for allowing lock (24) lock core (2) rotation before movable and locking inside,

Lock core during fabrication, carries out division system lock core and causes front lock core (2) and rear lock core (13); During fabrication, the upper manufacture of front lock core (2) has sliding eye, expansion groove (7), cross-drilled hole (21), stealthy hole and special bitting hole (16) to described front lock core (2); The center of rotation position that described special bitting hole (16) and stealthy hole are manufactured on front lock core (2) is connected, specially join stealthy hole above, stealthy hole later; The shape of described special bitting hole (16) and the shape of pushing tow key (17) same or similar, the front portion of stealthy hole and connector (3) is same or similar; Described sliding eye creates two sections of rear and front ends in front lock core (2), the front/rear end of front lock core (2) is run through at neutral gear place beyond the special bitting hole (16) being manufactured on the rotated edge position of front lock core (2), the shape of the sliding eye of two sections, front and back is identical or not identical, by expansion groove (7) UNICOM, the inside of sliding eye leading portion manufactures to be had rank or does not manufacture rank, parallel with special bitting hole (16) with lock core hole, communicate with the locking hole (25) on rear lock core (13); The periphery of front lock core (2) is worn out in the position that described expansion groove (7) is manufactured on the mid portion of sliding eye, communicate with the sliding eye at expansion groove (7) two ends, corresponding with the position of the lock groove (9) on lock body (1); The lock core that described cross-drilled hole (21) is manufactured on the stealthy bore portion of front lock core (2) wears out the outer round surface of front lock core (2) and stealthy hole, communicate with longitudinal locked groove (20) and stealthy hole, and corresponding with the longitudinal locked groove (20) on lock core hole, for installing locking seat (22), promotion spring (23) and lock (24) and making locking seat (22), promotion spring (23) and lock (24) mobile in cross-drilled hole (21);

During fabrication, the upper manufacture of rear lock core (13) has locking hole (25), connecting hole (12) to rear lock core (13); Described connecting hole (12) creates polygon bearing bore or the groove of depression, or the bearing bore of shape of circular arc and line segment composition or groove, be manufactured on the center of rotation position of rear lock core (13), coordinate with the aft section of connector (3), parallel with lock core hole with locking hole (25), can be through with the stealthy hole on front lock core (2); Described locking hole (25) is manufactured on the rotated edge position of rear lock core (13), parallel with connecting hole (12) with lock core hole, communicate with the locking bearing bore (11) on rear locking (1) and the sliding eye on front lock core (2);

Unblank to enable special bitting, described special bitting during fabrication, pushing tow key (17) and propulsion arm (18) are manufactured on the shank of the key (19), the shank of the key (19) of special bitting, pushing tow key (17) and propulsion arm (18) three part are manufactured as a whole, or is combined into as a whole after separately manufacturing; Described propulsion arm (18) creates cylinder or cone cylinder; Described pushing tow key (17) creates the promotion key of the blank key shape not having the oblique flank of tooth of marble lock key; The length that described pushing tow key (17) manufactures is longer than the length of special bitting hole (16), and the part that the length of pushing tow key (17) is longer than special bitting hole (16) is used for promoting connector (3) insertion connecting hole (12); Described pushing tow key (17) creates with the shape of special bitting hole (16) same or similar, and special bitting hole (16) creates the hole of single groove or multiple-grooved or multidirectional groove; Described multidirectional groove comprises V-shaped groove, U-lag, two-way chute, three-dimensional groove, cross recess, five to groove, six to groove, seven to groove, eight to groove, plum blossom groove;

Described connector (3) during fabrication, connector (3) is created anterior consistent with the shape in stealthy hole, the cylinder that rear portion is consistent with the shape of connecting hole (12), the front end of connector (3) is created the shape that can coordinate with the front end of pushing tow key (17), allow pushing tow key (17) that connector (3) can be promoted slide in stealthy hole and in connecting hole (12), when connector (3) slides in stealthy hole, its rear end can be inserted in connecting hole (12), for connecting front lock core (2) and rear lock core (13),

Described sliding bar (6) creates cylinder or stairstepping cylinder;

Described expanding plate (8) creates spring leaf or flexure strip, or creates the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar (6) and expanding plate (8); The both sides end face of expanding plate (8) creates the face of lock core (2) and lock body (1) before pintle hook lock;

Promote spring (23) and create stage clip;

Locking seat (22) creates the pedestal of cylinder body type, is fixed on connector (3), is arranged in cross-drilled hole (21); Locking seat (22) promotes spring (23) and lock (24) for installing;

Described lock (24) creates cylinder, and the end stretching into one end of longitudinal locked groove (20) creates arcwall face or inclined-plane or plane; Lock (24) can not rotate in lock core hole for lock core before locking (2), and the end that lock (24) stretches into one end of longitudinal locked groove (20) is used for sliding in longitudinal locked groove (20);

Described spring bearing bore (15) during fabrication, spring bearing bore (15) be manufactured on the bottom of connecting hole (12) and pass connecting hole (12), or spring bearing bore (15) is manufactured on the rearward end of connector (3), or spring bearing bore (15) is manufactured on the rearward end of connector (3) and the bottom of connecting hole (12) simultaneously; Spring bearing bore (15) is created blind hole or bearing bore, for installing return spring (4); Described return spring (4) creates stage clip;

Be provided with front lock core (2) and rear lock core (13) in lock body (1), rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnects completely with front lock core (2); Manufacture in described front lock core (2) and have sliding eye, cross-drilled hole (21), specially bitting hole (16) and stealthy hole, connector (3) is installed in stealthy hole; Locking hole (25) and connecting hole (12) is had in described rear lock core (13), the rear end of rear lock core (13) is fixed with and connects tongue (14), be connected with link gear after connecting the via hole of tongue (14) through lock body (1) rear portion, link gear is connected with dead bolt; Locking spring (10) is arranged in locking bearing bore (11), locking head (26) is installed before locking spring (10), locking head (26) and fore-set (27) are installed in locking hole (25), before fore-set (27), have sliding bar (6), sliding bar (6) is installed in expansion groove (7) and sliding eye; The fixed end of expanding plate (8) is fixed on the sliding bar (6) of this part in expansion groove (7), the expansion end top of expanding plate (8) is pressed on arcwall face in lock groove (9) or inclined-plane, and expanding plate (8) is in lock groove (9) or simultaneously at lock groove (9) with expand in groove (7); Be provided with in described locking seat (22) and promote spring (23) and lock (24), promote the bottom that spring (23) is arranged on locking seat (22), lock (24) is promoting the front end through locking seat (22) before spring (23).

8. according to claim 1 and the asynchronous mechanical anti-theft lock of locking according to claim 7, it is characterized in that: for the ease of manufacturing and assembling, the manufacture hop count of lock core (2) before changing, the described easily manufactured needs of lock body (1) according to internal construction and the needs of manufacturing process, front lock core (2) segmentation manufacture again near the end or end in stealthy hole, or in the position segmentation manufacture again of expansion groove (7), or in the position segmentation manufacture again of cross-drilled hole (21), front lock core (2) is created entirety or multistage, the each section of lock core that segmentation manufactures can synchronous rotary or can separately asynchronous rotation,

In order to manufacture the needs with assembly technology, lock body (1), during fabrication according to technological requirement and needs, creates entirety or multistage lock body (1).