CN104453412A - Additional marble-free asynchronous mechanical anti-theft lock - Google Patents

Abstract

The invention discloses an additional marble-free asynchronous mechanical anti-theft lock. A rear lock cylinder and a front lock cylinder are completely disconnected; a sliding hole, an inclined groove, a special key hole and a hidden hole are formed in the front lock cylinder; a connection body is installed in the hidden hole and disconnected with the rear lock cylinder; a locking hole and a connection hole are formed in the rear lock cylinder; a connection tongue at the rear end of the rear lock cylinder penetrates through a via hole, then is connected with a linkage mechanism and then is connected with a spring bolt; a locking head is arranged in front of a locking spring in a locking bearing hole; the locking head and an ejector column are installed in the locking hole; a sliding rod in front of the ejector column is installed in an expanding groove and the sliding hole; the expanding end of an expanding sheet extends into a locking groove to lock the front lock cylinder; rotary blocks are located in the inclined groove and an inclined locking groove to lock the front lock cylinder. The mechanical interlocking, invisibility and hidden connection of the front lock cylinder and the rear lock cylinder are integrated, and therefore a thief can not unlock an interlocking device or rotate the rear lock cylinder; even though the interlocking part and the self-locking part are destroyed forcedly, only the front lock cylinder can be rotated, the rear lock cylinder dose not rotate, and the complete and thorough anti-theft function is achieved.

Description

Additional without playing asynchronous mechanical anti-theft lock

Technical field

The one that the present invention relates to theftproof lock field is additional without playing asynchronous mechanical anti-theft lock.

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 additional latch system not having cylinder lock without the asynchronous mechanical anti-theft lock of bullet of the present invention, only have expansion latch system, tiltedly locking device, 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, skewed slot, tiltedly locked groove, switch block, rotational pin, top 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, skewed slot, 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; In described skewed slot, oblique locking device is installed.

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 oblique 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 oblique locked groove is depression, along the cannelure on lock core hole direction, corresponding with the position of the skewed slot on front lock core on lock core hole, for allowing the lock core rotation before movable and locking inside of the locking end of switch block.

Have special bitting hole, stealthy hole, skewed slot, 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 skewed slot wear out on the lock core of the special bitting bore portion of front lock core before the outer round surface of lock core and special bitting hole, communicate with oblique locked groove and special bitting hole, and corresponding with the oblique locked groove on lock core hole, for installing oblique locking device and allowing the parts of oblique locking device operate; 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.

An oblique locking device is had at least in a lock; Described oblique locking device comprises skewed slot, tiltedly locked groove, switch block, rotational pin, top spring, described switch block is fixed in skewed slot by rotational pin, the promote-side of switch block is stretched in special bitting hole, locking end stretches in oblique locked groove, and the top, one end of top spring is pressed on switch block, other end top is pressed on the wall of skewed slot.When pushing tow rank on the key promote the promote-side of the switch block exposed in special bitting hole, the untie-sell that rotates of the locking end of switch block in oblique locked groove rotates and shifts out in oblique locked groove, thus removes the locking to front lock core; When pushing tow key does not insert in special bitting hole, locking end locked front lock core in oblique locked groove of switch block.

Described switch block is the blocks of bar shaped, and there is pin-and-hole at the middle part of blocks, and rotational pin is through pin-and-hole; In special bitting hole the same side to key in polylith switch block is installed time, expose the part switch block in special bitting hole, one piece of ratio below one piece short before it; Described switch block can rotate in skewed slot untie-sell rotate, can not rotate in lock core hole for lock core before locking;

Described rotational pin is pin or bolt, is fixed in the fixing hole in skewed slot, for fixing switch block;

Described top spring is stage clip or torsion spring.

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 not having the oblique flank of tooth of marble lock key; The part that pushing tow key inserts the key in special bitting hole have at least a lateral be the blank key shape not having the key flank of tooth; The part that pushing tow key inserts the key in special bitting hole having at least on a lateral has rank to push away, and rank push away the promote-side for promoting switch block; It is the rank that pushing tow key inserts that the aft section of the part of the key in special bitting hole is wide, previous section is narrow and formed that described rank push away; 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 switch block of oblique locking device realizes interlocking stealth, does not have pushing tow key to insert the promote-side promoting switch block in special bitting hole and can not open oblique locking device; The locked front lock core of corner of rotary catch realizes interlocking stealth, and not having pushing tow key to insert promotion connector in stealthy hole can not open rotary catch; 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 switch block 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, the promote-side that pushing tow rank on the key the promote switch block untie-sell that rotates rotates and shifts out in oblique locked groove, removes the locking to front lock core; Pushing tow key is through behind special bitting hole, and the front end of pushing tow key is inserted in stealthy hole and promoted, in connector insertion connecting hole, to complete the connection with front lock core and rear 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, the untie-sell that rotates under the powered of top spring of the locking end of switch block rotates and enters locked front lock core in oblique locked groove, 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, can not be compressed because switch block does not have elasticity, expansion locking cannot be opened in expanding plate press-in expansion groove again in special bitting hole, from sliding eye locking head all can not be pressed in locking bearing bore and open asynchronous interlocking, can't open oblique locking device in special bitting hole, front lock core can not rotate; Even if robber or the king that unblanks open oblique locking device, expansion locking and asynchronous interlocking, have rotated front lock core, but can not rear lock core be rotated because the 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 the promote-side promoting switch block in special bitting hole and can not open oblique locking device, 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 switch block, 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 switch block 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 described additional place without playing asynchronous mechanical anti-theft lock and be 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.

Described additional manufacture and method thereof without playing asynchronous mechanical anti-theft lock, is characterized in that:

Lock body during fabrication, lock body manufactures and has via hole, lock core hole, lock groove, locking bearing bore and oblique 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 oblique locked groove system is manufactured on lock core hole, cause depression, along the cannelure on lock core hole direction, corresponding with the position of the skewed slot on front lock core, for allowing the lock core rotation before movable and locking inside of the locking end of switch block.

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 and skewed slot, 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 skewed slot is manufactured on the special bitting bore portion of front lock core wears out the outer round surface of front lock core and special bitting hole, communicate with oblique locked groove and special bitting hole, and corresponding with the oblique locked groove on lock core hole, for installing oblique locking device and allowing the parts of oblique locking device operate.

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 not having the oblique flank of tooth of marble lock key, and the part that pushing tow key inserts the key in special bitting hole has at least a lateral to create the blank key shape not having the key flank of tooth; The part that pushing tow key inserts the key in special bitting hole has at least manufacture on a lateral have rank to push away, rank push away the promote-side for promoting switch block; Described rank pushing causes pushing tow key and inserts the wide and rank that formed narrow with previous section of the aft section of the part of the key in special bitting hole; 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.

Locking head and fore-set manufacture as a whole, or separately manufacture rear recombinant together; Described locking head creates cylinder or bores cylinder or stepped cylinder; Described fore-set creates spheroid or oval ball or cylinder;

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.

Switch block creates the blocks of bar shaped, and the middle part of blocks manufactures pin-and-hole, and rotational pin is through pin-and-hole; In special bitting hole the same side to key in polylith switch block is installed time, expose the part switch block in special bitting hole, one piece of ratio below one piece short before it; Described switch block is arranged in skewed slot the untie-sell that can rotate and rotates, and can not rotate in lock core hole for lock core before locking.

Rotational pin creates pin or bolt, is fixed in the fixing hole in skewed slot, for fixing switch block.

Push up spring and create stage clip or torsion spring.

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, skewed slot, 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; In described skewed slot, oblique locking device is installed.

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 skewed slot, 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 present invention add without play asynchronous mechanical anti-theft lock 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 switch block, 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 unblank king cruelty means damaged expansion locking and be also merely able to rotate front lock core part after latching segment, can not rotate be hidden in front lock core below rear lock core, serve real anti-theft function.

Accompanying drawing explanation

Fig. 1 is the primary structure schematic diagram that the present invention adds without playing asynchronous mechanical anti-theft lock;

Fig. 2 is the structural representation in the cross section of front lock core;

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 expansion groove of front lock core.

It is the pushing tow key of two-way chute and the special bitting hole of two-way chute that additional nothing shown in figure plays asynchronous mechanical anti-theft lock;

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, connect tongue 14, spring bearing bore 15, specially bitting hole 16, pushing tow key 17, propulsion arm 18, rank push away 19, locking head 20, fore-set 21, tiltedly locked groove 22, skewed slot 23, rotational pin 24, top spring 25, switch block 26, locking hole 27.

Detailed description of the invention

The present invention is additional will be comprised lock body 1, front lock core 2, rear lock core 13, connector 3, return spring 4, sliding eye 5, sliding bar 6, expansion groove 7, lock groove 9, expanding plate 8, locking spring 10, locking bearing bore 11, connecting hole 12 without playing asynchronous mechanical theftproof lock main, connect tongue 14, spring bearing bore 15, specially bitting hole 16, specially bitting, locking head 20, fore-set 21, locking hole 27, skewed slot 23, tiltedly locked groove 22, switch block 26, rotational pin 24, top spring 25;

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 5, skewed slot 23, specially bitting hole 16 and stealthy hole in described front lock core 2, connector 3 is installed in stealthy hole; Locking hole 27 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 20 before locking spring 10, and locking head 20 and fore-set 21 are installed in locking hole 27, have sliding bar 6 before fore-set 21, and sliding bar 6 is installed in expansion groove 7 and sliding eye 5; 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; In described skewed slot 23, oblique locking device is installed.

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 oblique locked groove 22; 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 27 on rear lock core 13 and corresponding mutually through with locking hole 27 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 oblique locked groove 22 is depressions, along the cannelure on lock core hole direction, corresponding with the position of the skewed slot 23 on front lock core 2 on lock core hole, for allow the locking end of switch block 26 inside before movable and locking lock core 2 rotate.

Special bitting hole 16, stealthy hole, skewed slot 23, sliding eye 5, 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 skewed slot 23 wear out on the lock core of special bitting hole 16 part of front lock core 2 before the outer round surface of lock core 2 and special bitting hole 16, communicate with oblique locked groove 22 and special bitting hole 16, and corresponding with the oblique locked groove 22 on lock core hole, for installing oblique locking device and allowing the parts of oblique locking device operate; The neutral gear place of described sliding eye 5 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 5 leading portion or do not have rank, is provided with sliding bar 6 in sliding eye 5; The surface of described expansion groove 7 lock core 2 before the interlude of sliding eye 5 is worn out, is divided into two sections, front and back sliding eye 5, through with two sections, front and back sliding eye 5, 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 27 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 27 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.

An oblique locking device is had at least in a lock; Described oblique locking device comprises skewed slot 23, tiltedly locked groove 22, switch block 26, rotational pin 24, top spring 25, described switch block 26 is fixed in skewed slot 23 by rotational pin 24, the promote-side of switch block 26 is stretched in special bitting hole 16, locking end stretches in oblique locked groove 22, and the top, one end of top spring 25 is pressed on switch block 26, other end top is pressed on the wall of skewed slot 23.Rank on pushing tow key 17 push away 19 promotions when exposing the promote-side of the switch block 26 in special bitting hole 16, and the untie-sell 24 that rotates of the locking end of switch block 26 in oblique locked groove 22 rotates and shifts out in oblique locked groove 22, thus removes the locking to front lock core 2; When pushing tow key 17 does not insert in special bitting hole 16, locking end locked front lock core 2 in oblique locked groove 22 of switch block 26.

Described switch block 26 is blocks of bar shaped, and there is pin-and-hole at the middle part of blocks, and rotational pin 24 is through pin-and-hole; In special bitting hole 16 the same side to key in polylith switch block 26 is installed time, expose the part switch block 26 in special bitting hole 16, one piece of ratio below one piece short before it; The untie-sell 24 that can rotate in skewed slot 23 of described switch block 26 is rotated, and can not rotate in lock core hole for lock core before locking 2;

Described rotational pin 24 is pin or bolt, is fixed in the fixing hole in skewed slot 23, for fixing switch block 26;

Described top spring 25 is stage clip or torsion spring.

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 27, sliding eye 5 and expansion groove 7, locking spring 10, locking head 20, fore-set 21, sliding bar 6; Described locking spring 10 is arranged in locking bearing bore 11, and locking head 20 and fore-set 21 are installed in locking hole 27, and sliding bar 6 is installed in expansion groove 7 and sliding eye 5, and sliding bar 6 withstands on fore-set 21, and the sliding bar 6 in expansion groove 7 is fixed with expanding plate 8; Have in described locking hole 27 in locking head 20 and fore-set 21 or locking hole 27 and have fore-set 21 and sliding bar 6, locking spring 10 is had after locking head 20, before fore-set 21, 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 20 is in locking bearing bore 11, or locking head 20 can simultaneously in locking hole 27 and in locking bearing bore 11; When propulsion arm 18 inserts in sliding eye 5, locking head 20, in locking bearing bore 11, has fore-set 21 and sliding bar 6 in locking hole 27; Under the lockup state of static state or when not having propulsion arm 18 to insert in sliding eye 5, one end of locking head 20 is in locking hole 27, and the other end, in locking bearing bore 11, has locking head 20 and fore-set 21 in locking hole 27; 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 5 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 5, 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 5, 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, and pushing tow key 17 and propulsion arm 18 are fixed on the shank of the key; Described the shank of the key is the shank of key, and propulsion arm 18 is cylinders, and pushing tow key 17 is promotion keys, is the key not having the oblique flank of tooth of marble lock key; The part that pushing tow key 17 inserts the key in special bitting hole 16 have at least a lateral be the blank key shape not having the key flank of tooth; The part that pushing tow key 17 inserts the key in special bitting hole 16 having at least on a lateral has rank to push away 19, and rank push away 19 for promoting the promote-side of switch block 26; It is rank that pushing tow key 17 inserts that the aft section of the part of the key in special bitting hole 16 is wide, previous section is narrow and formed that described rank push away 19; 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 5, when being only provided with false sliding eye 5 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 switch block 26 of oblique locking device realizes interlocking stealth, does not have pushing tow key 17 to insert the promote-side promoting switch block 26 in special bitting hole 16 and can not open oblique locking device; The locked front lock core 2 of corner of rotary catch realizes interlocking stealth, and not having pushing tow key 17 to insert promotion connector 3 in stealthy hole can not open rotary catch; Locking head 20 is simultaneously in locking bearing bore 11 and in locking hole 27, 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 20 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 20 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 switch block 26 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 switch block 26 stealth in lock core and lock body 1, realize interlocking stealthy; Adopt locking head 20 to be hidden in locking hole 27 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 5 or unequal, and propulsion arm 18 can insert in sliding eye 5 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 5 is not entered in order to make locking head 20 or fore-set 21, the aperture of the sliding eye 5 in described front lock core 2 is equal or unequal with the aperture of the locking hole 27 in rear lock core 13, the diameter of locking head 20 and fore-set 21 and the equal diameters or unequal of sliding bar 6; Described locking head 20 and fore-set 21 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, the promote-side that the rank on pushing tow key 17 push away 19 promotion switch blocks 26 untie-sell 24 that rotates rotates and shifts out in oblique locked groove 22, removes the locking to front lock core 2; Pushing tow key 17 is through behind special bitting hole 16, and the front end of pushing tow key 17 is inserted promotion connector 3 in stealthy hole and inserted in connecting hole 12, completes the connection with front lock core 2 and rear lock core 13; 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 5, 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 20 and compresses locking spring 10, makes locking head 20 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, the untie-sell 24 that rotates under the powered of top spring 25 of the locking end of switch block 26 rotates and enters locked front lock core 2 in oblique locked groove 22, completes the locking to front lock core 2; Locking head 20 enters in the locking hole 27 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, because switch block 26 does not have elasticity and can not be compressed, in special bitting hole 16, expanding plate 8 cannot be pressed in expansion groove 7 again and open expansion locking, asynchronous interlocking can not be opened in locking head 20 all press-in locking bearing bore 11 from sliding eye 5, can't open oblique locking device in special bitting hole 16, front lock core 2 can not rotate; Even if robber or the king that unblanks open oblique locking device, expansion locking and asynchronous interlocking, have rotated front lock core 2, but rear lock core 13 can not be rotated because the 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 the promote-side promoting switch block 26 in special bitting hole 16 and can not open oblique locking device, 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 20 can not be made to enter locking bearing bore 11 completely and exit locking hole 27, 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 switch block 26, the front lock core 2 of forced rotating, rear lock core 13, because the locking of locking head 20 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. an additional nothing plays asynchronous mechanical anti-theft lock, it is characterized in that: the described additional latch system not having cylinder lock without the asynchronous mechanical anti-theft lock of bullet, only has expansion latch system, oblique locking device, 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 (5), 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 (20), fore-set (21), locking hole (27), skewed slot (23), oblique locked groove (22), switch block (26), rotational pin (24), top spring (25),

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 (5), skewed slot (23), specially bitting hole (16) and stealthy hole in described front lock core (2), connector (3) is installed in stealthy hole; Locking hole (27) 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), and 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 (20) is installed before locking spring (10), locking head (20) and fore-set (21) are installed in locking hole (27), before fore-set (21), have sliding bar (6), sliding bar (6) is installed in expansion groove (7) and sliding eye (5); 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); In described skewed slot (23), oblique locking device is installed;

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 oblique locked groove (22); 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 (27) on rear lock core (13) and corresponding mutually through with locking hole (27) 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 oblique locked groove (22) is depression, along the cannelure on lock core hole direction, corresponding with the position of the skewed slot (23) on front lock core (2) on lock core hole, for allowing lock core (2) rotation before movable and locking inside of the locking end of switch block (26);

Special bitting hole (16), stealthy hole, skewed slot (23), sliding eye (5), 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 skewed slot (23) wears out outer round surface and the special bitting hole (16) of front lock core (2) on the lock core of special bitting hole (16) part of front lock core (2), communicate with oblique locked groove (22) and special bitting hole (16), and corresponding with the oblique locked groove (22) on lock core hole, for installing oblique locking device and allowing the parts of oblique locking device operate; The front/rear end of front lock core (2) is run through at the neutral gear place of described sliding eye (5) 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 (5) leading portion or do not have rank, is provided with sliding bar (6) in sliding eye (5); Described expansion groove (7) wears out the surface of front lock core (2) at the interlude of sliding eye (5), sliding eye (5) is divided into two sections, front and back, through with two sections, front and back sliding eye (5), 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), 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 (27) 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 (27) 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);

An oblique locking device is had at least in a lock; Described oblique locking device comprises skewed slot (23), tiltedly locked groove (22), switch block (26), rotational pin (24), top spring (25), described switch block (26) is fixed in skewed slot (23) by rotational pin (24), the promote-side of switch block (26) is stretched in special bitting hole (16), locking end stretches in oblique locked groove (22), and the top, one end on top spring (25) is pressed on switch block (26), other end top is pressed on the wall of skewed slot (23); Rank on pushing tow key (17) push away (19) when promoting the promote-side of exposing switch block (26) in special bitting hole (16), the untie-sell (24) that rotates of the locking end of switch block (26) in oblique locked groove (22) rotates and shifts out in oblique locked groove (22), thus removes locking to front lock core (2); When pushing tow key (17) does not insert in special bitting hole (16), locking end locked front lock core (2) in oblique locked groove (22) of switch block (26);

Described switch block (26) is the blocks of bar shaped, and there is pin-and-hole at the middle part of blocks, and rotational pin (24) is through pin-and-hole; In special bitting hole (16) the same side to key in polylith switch block (26) are installed time, expose the part switch block (26) in special bitting hole (16), one piece of ratio below one piece short before it; Described switch block (26) can rotate in skewed slot (23) untie-sell (24) rotate, can not rotate in lock core hole for lock core before locking (2);

Described rotational pin (24) is pin or bolt, is fixed in the fixing hole in skewed slot (23), for fixing switch block (26);

Described top spring (25) is stage clip or torsion spring;

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 (27), sliding eye (5) and expands groove (7), locking spring (10), locking head (20), fore-set (21), sliding bar (6); Described locking spring (10) is arranged in locking bearing bore (11), locking head (20) and fore-set (21) are installed in locking hole (27), sliding bar (6) is installed in expansion groove (7) and sliding eye (5), sliding bar (6) withstands on fore-set (21), and the sliding bar (6) in expansion groove (7) is fixed with expanding plate (8); Have in described locking hole (27) in locking head (20) and fore-set (21) or locking hole (27) and have fore-set (21) and sliding bar (6), locking spring (10) is had after locking head (20), before fore-set (21), 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 (20) is in locking bearing bore (11), or locking head (20) can simultaneously in locking hole (27) and in locking bearing bore (11); When propulsion arm (18) inserts in sliding eye (5), locking head (20), in locking bearing bore (11), has fore-set (21) and sliding bar (6) in locking hole (27); Under the lockup state of static state or when not having propulsion arm (18) to insert in sliding eye (5), one end of locking head (20) is in locking hole (27), and the other end, in locking bearing bore (11), has locking head (20) and fore-set (21) in locking hole (27); 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), 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 (5) 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 (5), 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 (5), 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, and pushing tow key (17) and propulsion arm (18) are fixed on the shank of the key; Described the shank of the key is the shank of key, and propulsion arm (18) is cylinder, and pushing tow key (17) is promotion key, is the key not having the oblique flank of tooth of marble lock key; The part that pushing tow key (17) inserts the key in special bitting hole (16) have at least a lateral to be the blank key shape not having the key flank of tooth; The part that pushing tow key (17) inserts the key in special bitting hole (16) has at least on a lateral has rank to push away (19), and rank push away (19) for promoting the promote-side of switch block (26); It is the rank that pushing tow key (17) inserts that the aft section of the part of the key in special bitting hole (16) is wide, previous section is narrow and formed that described rank push away (19); 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) be provided with or do not establish false sliding eye (5), when being only provided with false sliding eye (5) on front lock core (2), special bitting just can having 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 switch block (26) of oblique locking device realizes interlocking stealth, does not have pushing tow key (17) to insert the promote-side promoting switch block (26) in special bitting hole (16) and can not open oblique locking device; The locked front lock core (2) of corner of rotary catch realizes interlocking stealth, and not having pushing tow key (17) to insert promotion connector (3) in stealthy hole can not open rotary catch; Locking head (20) is simultaneously in locking bearing bore (11) and in locking hole (27), 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 (20) 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 (20) 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 switch block (26) 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, rank on pushing tow key (17) push away (19) promote switch block (26) promote-side rotate untie-sell (24) rotate and shift out in oblique locked groove (22), remove the locking to front lock core (2), pushing tow key (17) is through after special bitting hole (16), and the front end of pushing tow key (17) is inserted in stealthy hole and promoted, in connector (3) insertion connecting hole (12), to complete the connection with front lock core (2) and rear lock core (13), 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 (5), 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 (20) and compresses locking spring (10), makes locking head (20) 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), the untie-sell (24) that rotates under the powered on top spring (25) of the locking end of switch block (26) rotates and enters locked front lock core (2) in oblique locked groove (22), completes the locking to front lock core (2); Locking head (20) enters in the locking hole (27) 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, because switch block (26) does not have elasticity and can not be compressed, expansion locking cannot be opened in expanding plate (8) press-in expansion groove (7) again in special bitting hole (16), asynchronous interlocking can not be opened in locking head (20) all press-in locking bearing bore (11) from sliding eye (5), can't open oblique locking device in special bitting hole (16), front lock core (2) can not rotate; Even if robber or the king that unblanks open oblique locking device, expansion locking and asynchronous interlocking, have rotated front lock core (2), but rear lock core (13) can not be rotated because the 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 the promote-side promoting switch block (26) in special bitting hole (16) and oblique locking device 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 (20) can not be made to enter locking bearing bore (11) completely and exit locking hole (27), 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 switch block (26), forced rotating front lock core (2), rear lock core (13) is because the locking of locking head (20) and stealthy and being connected with front lock core (2) and not rotating with front lock core (2), play anti-theft function.

2. according to claim 1 additional without play asynchronous mechanical anti-theft lock, it 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 switch block (26) stealth in lock core and lock body (1), realize interlocking stealthy; Adopt locking head (20) to be hidden in locking hole (27) and realize the stealth of asynchronous locking.

3. according to claim 1 additional without playing asynchronous mechanical anti-theft lock, it is characterized in that: make the propulsion arm in special bitting (18) sliding bar (6) can be promoted smoothly and pushing tow key (17) can promote connector (3) smoothly, the length of described sliding bar (6) is equal or unequal with the length of sliding eye (5), and propulsion arm (18) can insert in sliding eye (5) 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.

4. according to claim 1 additional without playing asynchronous mechanical anti-theft lock, it is characterized in that: under the promotion of locking spring (10), do not enter sliding eye (5) in order to making locking head (20) or fore-set (21), the aperture of the sliding eye (5) in described front lock core (2) is equal or unequal with the aperture of the locking hole (27) in rear lock core (13), the diameter of locking head (20) and fore-set (21) and the equal diameters or unequal of sliding bar (6); Described locking head (20) and fore-set (21) are an entirety, or the assembly separated.

5. according to claim 1 additional without playing asynchronous mechanical anti-theft lock, it is characterized in that: in order to expand the scope of application, the described additional place without playing asynchronous mechanical anti-theft lock and be 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. according to claim 1 additional without playing asynchronous mechanical anti-theft lock, it is characterized in that: described additional without play asynchronous mechanical anti-theft lock rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; Locking head (20) locked rear lock core (13), expanding plate (8) and the locked front lock core (2) of switch block (26), 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 the means of robber and king's cruelty of unblanking have been damaged expansion locking and have also been merely able to rotate front lock core (2) part after latching segment, 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. an additional manufacture method without playing asynchronous mechanical anti-theft lock, 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) and oblique locked groove (22), 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 (27) and sliding eye (5) 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 oblique locked groove (22) is manufactured on lock core hole, cause depression, along the cannelure on lock core hole direction, corresponding with the position of the skewed slot (23) on front lock core (2), for allowing lock core (2) rotation before movable and locking inside of the locking end of switch block (26),

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 (5), expansion groove (7) and skewed slot (23), 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 (5) 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 (5) of two sections, front and back is identical or not identical, by expansion groove (7) UNICOM, the inside of sliding eye (5) 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 (27) 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 (5), communicates with the sliding eye (5) at expansion groove (7) two ends, corresponding with the position of the lock groove (9) on lock body (1); The lock core that described skewed slot (23) is manufactured on special bitting hole (16) part of front lock core (2) is worn out outer round surface and the special bitting hole (16) of front lock core (2), communicate with oblique locked groove (22) and special bitting hole (16), and corresponding with the oblique locked groove (22) on lock core hole, for installing oblique locking device and allowing the parts of oblique locking device operate;

Rear lock core (13) during fabrication, the upper manufacture of rear lock core (13) has locking hole (27), connecting hole (12) described in connecting hole (12) creates depression polygon bearing bore or groove, 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 (27), can be through with the stealthy hole on front lock core (2); Described locking hole (27) is manufactured on the rotated edge position of rear lock core (13), parallel with connecting hole (12) with lock core hole, communicates with the locking bearing bore (11) on rear locking (1) and the sliding eye (5) 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, the shank of the key 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 not having the oblique flank of tooth of marble lock key, and the part that pushing tow key (17) inserts the key in special bitting hole (16) has at least a lateral to create the blank key shape not having the key flank of tooth; The part that pushing tow key (17) inserts the key in special bitting hole (16) has at least manufacture on a lateral have rank to push away (19), rank push away (19) for promoting the promote-side of switch block (26); Described rank push away (19) and create pushing tow key (17) and insert the wide and rank that formed narrow with previous section of the aft section of the part of the key in special bitting hole (16); 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 the cylinder that the shape of anterior, rear portion consistent with the shape in stealthy hole and connecting hole (12) is consistent, 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);

Locking head (20) and fore-set (21) manufacture as a whole, or separately manufacture rear recombinant together; Described locking head (20) creates cylinder or bores cylinder or stepped cylinder; Described fore-set (21) creates spheroid or oval ball or cylinder;

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;

Switch block (26) creates the blocks of bar shaped, and the middle part of blocks manufactures pin-and-hole, and rotational pin (24) is through pin-and-hole; In special bitting hole (16) the same side to key in polylith switch block (26) are installed time, expose the part switch block (26) in special bitting hole (16), one piece of ratio below one piece short before it; Described switch block (26) is arranged in skewed slot (23) untie-sell (24) that can rotate and rotates, and can not rotate in lock core hole for lock core before locking (2);

Rotational pin (24) creates pin or bolt, is fixed in the fixing hole in skewed slot (23), for fixing switch block (26);

Push up spring (25) and create stage clip or torsion spring;

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 (5), skewed slot (23), specially bitting hole (16) and stealthy hole, connector (3) is installed in stealthy hole; Have locking hole (27) and connecting hole (12) in described rear lock core (13), the rear end of rear lock core (13) is fixed with and connects tongue (14), and 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 (20) is installed before locking spring (10), locking head (20) and fore-set (21) are installed in locking hole (27), before fore-set (21), have sliding bar (6), sliding bar (6) is installed in expansion groove (7) and sliding eye (5); 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); In described skewed slot (23), oblique locking device is installed.

8. play asynchronous mechanical anti-theft lock according to claim 1 and additional nothing 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 skewed slot (23), 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).