CN104533147A - Interlocking non-elasticity additionally-arranged mechanical antitheft lock - Google Patents

Abstract

The invention discloses an interlocking non-elasticity additionally-arranged mechanical antitheft lock. A rear lock cylinder is completely disconnected from a front lock cylinder, a connecting body is hidden in an invisible hole, and the front lock cylinder is locked by an expansion piece; a turning groove, a specially-matched key hole and the invisible hole are formed in the front lock cylinder, and the connecting body is arranged in the invisible hole and is disconnected from the rear lock cylinder; a connecting hole is formed in the front face of the rear lock cylinder, and a connecting tongue is fixed to the rear face of the rear lock cylinder to penetrate a via hole; and a sliding block is arranged in a sliding groove and the turning groove, the sliding block and a sliding and pushing spring are arranged in the sliding groove, the expansion end of the expansion piece is arranged in a locking groove to lock the front lock cylinder, and rotating and locking are carried out to lock the front lock cylinder. Mechanical interlocking, invisibility, and connection invisibility of the front lock cylinder and the rear lock cylinder are integrated, so that burglar cannot open or simultaneously open an inner supporting locking body and rotate the rear lock cylinder; even if using the brutal means to damage the inner supporting locking body and the portion of the connecting body, the burglar can only rotate the front lock cylinder and cannot rotate the rear lock cylinder; and the complete and thorough antitheft effect is achieved.

Description

Interlocking is without playing additional mechanical theftproof lock

Technical field

The present invention relates to the one interlocking in theftproof lock field without playing additional mechanical theftproof lock.

Background technology

The theftproof lock of present use has a variety of, but is all rotate after the key adopted backs down hoodle to drive dead bolt to open theftproof lock substantially, and the theftproof lock not having interlocking 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, interlocking of the present invention does not have the latch system of cylinder lock without playing additional mechanical theftproof lock, only have inner support latch system, rotary catch, synchronized links system, mainly comprise: lock body, front lock core, rear lock core, connector, return spring, turn groove, sliding tray, sliding shoe, lock groove, expansion groove, expanding plate, push to slide spring, connecting hole, connection tongue, spring bearing bore, specially bitting hole, specially bitting, swivelling chute, rotation locked groove, push away handle, rotating disk, turning handle, corner, torsional spring, steady pin;

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; Turn groove, sliding tray, swivelling chute, specially bitting hole and stealthy hole in described front lock core, in stealthy hole, connector is installed; The rear end of described 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; Groove is turned in the inside of described sliding tray, sliding shoe is arranged on and turns in groove and sliding tray, push to slide spring fitting bottom sliding tray, push to slide before spring and sliding shoe is installed, sliding shoe there is lock groove, the fixed end of expanding plate is fixed in expansion groove, and the expansion end of expanding plate coordinates with the sliding shoe in sliding tray and is pressed in lock groove; In described swivelling chute, rotary catch 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; There is expansion groove in the circular hole part of lock core hole and rotate locked groove, described expansion groove is the groove of the depression on the lock core hole in lock body, for the fixed end of fixing expanding plate and the entirety holding expanding plate when allowing the expansion end of expanding plate be squeezed, corresponding with the position of the sliding tray on front lock core, and communicate; Described rotation locked groove is depression, along the cannelure on lock core hole direction, corresponding with the position of the swivelling chute on front lock core on lock core hole, for allowing corner lock core rotation before movable and locking inside.

Have special bitting hole, stealthy hole, swivelling chute in described front lock core, turn groove, sliding tray, described special bitting hole and stealthy hole all the centre that front lock core rotates or close to rotate special bitting hole, centre 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 swivelling chute wear out on the lock core of the stealthy bore portion of front lock core before the outer round surface of lock core and stealthy hole, communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate; The described groove that turns is by groove, wears out the key in special bitting hole in the inside of sliding tray, communicates with sliding tray and special bitting hole, for holding the portion of turning of sliding shoe and allowing the portion of turning of sliding shoe turning in groove and can move forward and backward; Described sliding tray is the groove of key slot type, there are rank the inside of sliding tray or do not have rank, neutral gear place beyond the special bitting hole of the peripheral edge portion rotated close to front lock core, before the outside of turning groove is worn out the outer round surface of lock core, with turn groove and expand groove and communicate, push to slide spring and sliding shoe for installation and allow sliding shoe can slide anteroposterior; Described turn groove and sliding tray is connected in one.

Have at least in one in a lock and expand locking system; Described inner support locking comprises and turns groove, sliding tray, sliding shoe, lock groove, pushes to slide spring, expanding plate and expansion groove; The described groove that turns communicates with sliding tray in the inside of sliding tray, the outer round surface of described sliding tray lock core before the outside of turning groove is worn out with turn groove and communicate, sliding shoe is arranged on sliding tray and turns in groove, the portion of turning of sliding shoe is turning in groove, slide section is in sliding tray, sliding shoe be installed in sliding tray and push to slide spring, pushing to slide spring and be pressed on sliding shoe after sliding shoe; The fixed end of described expanding plate is fixed in expansion groove, and the expansion end of expanding plate coordinates with the lock groove on the sliding part of sliding shoe and is pressed in lock groove, expanding plate in expansion groove or expanding plate simultaneously lock groove with expand in groove; When pushing tow key does not insert in special bitting hole, the fixed end of described expanding plate in expansion groove, expansion end in lock groove front lock core and lock body locked, front lock core can not rotate in lock body, realizes inner support locking; Propulsion arm insert in special bitting hole promote sliding shoe turn portion time, arcwall face in lock groove when the expansion end of expanding plate moves after sliding shoe on sliding shoe or the oblique compression on inclined-plane are with under guiding, fixed end along expanding plate is drawn close to expansion groove, along with the continuation of pushing tow key promotes sliding shoe, the expansion end of expanding plate slips over arcwall face in the sliding tray on sliding shoe or sloped roof is pressed on the radian face of sliding shoe, now the expansion end of expanding plate enters in expansion groove, the locking of lock core and lock body before removing.

The length of described sliding tray is longer than the length of sliding shoe, and sliding shoe can slide anteroposterior in sliding tray.

Described sliding shoe comprises the portion of turning and slide section, and the portion of turning is mounted in the sliding shoe projection turned in groove, and slide section is slipper in sliding tray, is cylinder or stairstepping cylinder; Slide section is arranged on the one side concordant with the periphery of front lock core in sliding tray the radian face consistent with the radian of the periphery of front lock core, and there is lock groove in face to radian; Described lock groove is deep-slotted chip breaker or surface groove, and deep-slotted chip breaker has arcwall face, and surface groove has inclined-plane; Described lock groove is for holding the expansion end of expanding plate and the expansion end of expanding plate can be slided in 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 the fixed end of expanding plate is arranged in expansion groove, expansion end is pressed in the lock groove in the slide section of sliding shoe; Described expanding plate is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove and expanding plate.

The described spring that pushes to slide is stage clip, is arranged on the bottom of sliding tray.

A rotary catch is had at least in a lock, described rotary catch comprises swivelling chute, rotate locked groove, push away handle, rotating disk, turning handle, corner, torsional spring, steady pin, described push away handle at swivelling chute internal fixtion on connector, described rotating disk is fixed in swivelling chute by steady pin, rotating disk is fixed with corner and turning handle, part or all of corner is in rotation locked groove, turning handle points to the direction in stealthy hole in swivelling chute, the pivotal angle of handle restriction turning handle is pushed away before turning handle, torsional spring top is had to press below, the top, one end of torsional spring is pressed on turning handle, other end top is pressed on the wall of swivelling chute.Insert when promoting connector in stealthy hole in the front end of pushing tow key, connector drives and pushes away handle and promote turning handle, and turning handle rotates at drive rotating disk and corner, and corner rotates and enters the locking of releasing to front lock core swivelling chute in; When the front end of pushing tow key is not inserted in stealthy hole, corner is lock core before rotation locked groove internal lock is dead.

The described handle that pushes away is strip shape body, is fixed on connector, is arranged in swivelling chute, rotates around steady pin for pushing away handle;

Described rotating disk and turning handle, corner are an entirety, or combining of separating;

Described rotating disk is the disc or blocks that can rotate around steady pin, and the centre of rotating disk is porose, and steady pin is through the hole in the middle of rotating disk; Described rotating disk is used for connection and pushes away handle and corner;

Described turning handle is the strip shape body be fixed on rotating disk, for driving dial rotation;

Described corner is the blocks be fixed on rotating disk, is partly or entirely arranged on and rotates in locked groove, can not rotate for lock core before locking in lock core hole;

Described torsional spring is stage clip or torsion spring;

Described steady pin is pin or bolt, is fixed in the fixing hole rotated in locked groove, for fixing rotating disk.

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; 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.

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.

Described special bitting comprises pushing tow key and the shank of the key, and pushing tow key is fixed on the shank of the key; Described 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 having at least the middle part on a lateral or rear portion to push away terrace, pushing away terrace for promoting the shank of crushing block; The described terrace that pushes away is the class face crossing with the longitudinal direction of the main body of pushing tow key that wide part below that pushing tow key inserts the part of the key in special bitting hole is formed with part narrow above, or pushing tow key inserts the class face crossing with the longitudinal direction of the main body of pushing tow key that there are protrusion and formation in the middle part of the side direction of the key in special bitting hole or rear portion; Described pushing tow key length 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 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 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; Expanding plate is simultaneously in lock groove and in expansion groove, do not have pushing tow key insert in special bitting hole promote sliding shoe turn portion, sliding shoe can not move, 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, the locked front lock core of expanding plate is adopted to realize inner support locking; Adopt rotating disk and corner front lock core and lock body locked realize rotating interlock; Before adopting, lock core and rear lock core disconnect being hidden in stealthy hole with connector completely and realize being connected stealth.

When unblanking with special bitting, special bitting hole is inserted with the pushing tow key of special bitting, in the process inserted, pushing tow on the key push away terrace promote in special bitting hole sliding shoe turn portion after move, move after driving the slide section of sliding shoe, the slide section of sliding shoe is slided in sliding tray, under arcwall face in the slide section of sliding shoe or the guiding on inclined-plane and extruding, the expansion end of expanding plate is drawn close in expansion groove, expanding plate is expanded in groove along with moving after sliding shoe by the press-in of the radian of sliding shoe face, leave lock groove, open inner support locking; 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 connector movement, connector moves after driving and pushing away handle and promotes turning handle rotation, and drive rotating disk and corner to rotate, corner rotates and shifts out rotation locked groove, removes the locking to front 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, corner under the powered of torsional spring around steady pin rotate and enter rotate locked groove internal lock dead before lock core, complete the locking to front lock core; The radian face that sliding shoe moves forward and makes the expansion end leaving expanding plate leave sliding shoe under the promotion pushing to slide spring arrives the position of sliding tray, and expanding plate is pressed in lock groove under the powered of natural resiliency, completes the locking to front lock core; Connector, under the promotion of return spring, exits connecting hole and enters in stealthy hole completely, makes front lock core disconnect completely with rear lock core and can not be connected.

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole and be puzzled, only have the hope unblanked is sent in sliding shoe turn in portion, the portion of turning of exposing the sliding shoe turning groove think by mistake be cylinder lock pushing tow pellet and attempt the portion's of turning press-in of exposing the sliding shoe turning groove to turn in groove and open theftproof lock, but the portion of turning due to sliding shoe cannot be pressed into turns in groove, make robber or unblank Wang Wufa expanding plate press-in expansion groove in open inner support locking; Even if robber or the king that unblanks open inner support locking, rotary catch has appointed front lock core so locked, does not rotate front lock core; Even if the front lock core of forced rotating again, but rear lock core can not be rotated because connector in stealthy hole is not connected with rear lock core.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key to insert special bitting hole in stealthy hole promote connector enter in connecting hole, front lock core and rear lock core cannot be made simultaneously to rotate, can not theftproof lock be opened; Not having pushing tow key to insert promotion connector in stealthy hole drives dial rotation to open rotary catch, and front lock core cannot be made to rotate; There is no the promotion of pushing tow key, inner support locking can not be opened, sliding shoe can not be made to move and make lock groove extruding expanding plate make expanding plate exit lock groove and front lock core can not be rotated, rear lock core cannot being rotated, theftproof lock can not be opened; Add the difficulty of pirate of the open lock, thus play the effect of inner support 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, rotating disk and corner, the front lock core of forced rotating, rear lock core be connected with front lock core and do not rotate with front lock core because of stealthy, 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, rotating disk and corner to be hidden in lock core and lock body to realize interlocking stealth.

In order to enable the propulsion arm in special bitting promote sliding shoe smoothly, the length of described sliding shoe is shorter than the length of sliding tray, pushing tow key can insert in special bitting hole promote sliding shoe turn portion.

In order to enable the pushing tow key in special bitting promote connector smoothly, described pushing tow key is longer than special bitting hole.

In order to open inner support locking, after the arcwall face when sliding shoe moves in deep-slotted chip breaker or the inclined-plane oblique compression expanding plate in surface groove, the expansion end of expanding plate withstands on the radian face of sliding shoe, makes expanding plate exit in expansion groove and open inner support locking.

In order to expand the scope of application, described interlocking is installed and used without the place playing additional mechanical theftproof lock and be applicable to the antitheft door of all kinds of needs, cabinet and so on, 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 interlocking, without the manufacture and the method thereof that play additional mechanical theftproof lock, is characterized in that:

Lock body during fabrication, lock body manufactures and has via hole, lock core hole, expansion groove, rotation locked groove, the centre that lock core hole is manufactured on rear locking is used for installing lock core, have the via hole for allowing connection tongue pass in the manufacture below of lock core hole, the mid portion manufacture of the lock core hole in lock body has expansion groove; Described expansion groove creates the groove of depression on lock core hole, communicates with lock core hole, corresponding with the sliding tray on front lock core; Described rotation locked groove is manufactured on lock core hole, create depression, along the cannelure on lock core hole direction, corresponding with the position of the swivelling chute on front lock core, for allowing corner lock core rotation before movable and locking inside.

Lock core during fabrication, carries out division system lock core and causes front lock core and rear lock core; Described front lock core during fabrication, front lock core manufactures and turns groove, sliding tray, swivelling chute, 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; The described groove that turns creates by groove, and the key in special bitting hole is worn out in the inside being manufactured on sliding tray, communicates with sliding tray and special bitting hole, for holding the portion of turning of sliding shoe and allowing the portion of turning of sliding shoe turning in groove and can move forward and backward; Described sliding tray creates the groove of key slot type, the inside of sliding tray manufactures to be had rank or not to have rank, neutral gear place beyond the special bitting hole being manufactured on the peripheral edge portion rotated close to front lock core, be manufactured on the outer round surface that front lock core is worn out in the outside of turning groove, communicate with turning groove and expand groove; The length that sliding tray manufactures is longer than the length of sliding shoe, pushes to slide spring and sliding shoe and allow sliding shoe can slide anteroposterior for installation; Described turn groove and sliding tray is connected in one; The lock core that described swivelling chute is manufactured on the stealthy bore portion of front lock core wears out the outer round surface of front lock core and stealthy hole, communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate.

Push to slide spring and create stage clip, be arranged on the bottom of sliding tray.

Sliding shoe creates the portion of turning and slide section two parts, and the portion of turning creates the sliding shoe projection being arranged on and turning in groove, and slide section creates slipper in sliding tray, creates cylinder or stairstepping cylinder; Slide section is arranged on the one side manufacture concordant with the periphery of front lock core in sliding tray the radian face consistent with the radian of the periphery of front lock core, and radian face manufactures lock groove; Described lock groove creates deep-slotted chip breaker or surface groove, and deep-slotted chip breaker manufactures arcwall face, and surface groove manufactures inclined-plane.

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

Steady pin creates pin or bolt, is fixed in the fixing hole rotated in locked groove, for fixing rotating disk.

Torsional spring creates stage clip or torsion spring.

Pushing away handle and create strip shape body, be fixed on connector, be arranged in swivelling chute, rotating around steady pin for pushing away handle.

Rotating disk and turning handle, corner manufacture as a whole, or combine after manufacturing respectively; Described rotating disk creates the disc or blocks that can rotate around steady pin, and manufacture porose in the middle of rotating disk, steady pin is through the hole in the middle of rotating disk; Described rotating disk is used for connection and pushes away handle and corner; Described turning handle creates the strip shape body be fixed on rotating disk, for driving dial rotation; Described corner creates the blocks be fixed on rotating disk, is partly or entirely arranged on and rotates in locked groove, can not rotate for lock core before locking in lock core hole.

Rear lock core during fabrication, rear lock core manufactures and has 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, can be through with the stealthy hole on front lock core.

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.

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.

In order to enable special bitting unblank, during fabrication, special bitting creates pushing tow key and the shank of the key two parts, is manufactured on the shank of the key by pushing tow key, and pushing tow key creates the key not having the oblique flank of tooth of marble lock key in described special bitting, described pushing tow key the body keyway portion in special bitting hole has that a lateral creates aft section is wide at least inserting, previous section is narrow and the class face crossing with the longitudinal direction of the main body of pushing tow key that wide part below that is that make pushing tow key insert the part of the key in special bitting hole is formed with part narrow above, or insert the middle part of the part of the key in special bitting hole or rear portion at pushing tow key to manufacture to have and protrude and the class face crossing with the longitudinal direction of the main body of pushing tow key that formed, this class face crossing with the longitudinal direction of the main body of pushing tow key pushes away terrace exactly, 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, the shape in special bitting hole creates with the shape of pushing tow key same or similar, and described 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.

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 turn groove, sliding tray, swivelling chute, specially bitting hole and stealthy hole, in stealthy hole, connector is installed; Have 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; Groove is turned in the inside of sliding tray, sliding shoe is arranged on and turns in groove and sliding tray, push to slide spring fitting bottom sliding tray, push to slide before spring and sliding shoe is installed, sliding shoe there is lock groove, the fixed end of expanding plate is fixed in expansion groove, and the expansion end of expanding plate coordinates with the sliding shoe in sliding tray and is pressed in lock groove; In described swivelling chute, rotary catch 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 segmentation manufacture again of the position of sliding tray, or turning the position segmentation manufacture again of groove, or in the segmentation manufacture again of the position of swivelling chute, front lock core is created entirety or multistage, and 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 interlock without play additional mechanical theftproof lock rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; Expanding plate, corner and rotating disk are hidden in locked front lock core in lock core and lock body, front lock core and rear lock core disconnect completely and are hidden in stealthy hole with connector, 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; Namely be also merely able to rotate front lock core after using barbarous means to damage inner support locking and connector part, 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 interlocks without playing additional mechanical theftproof lock;

Fig. 2 is the surface structure schematic diagram of the right view of Fig. 1;

Fig. 3 is the surface structure schematic diagram of sliding shoe;

Fig. 4 is the surface structure schematic diagram of the sliding tray on front lock core;

Fig. 5 is the structural representation of front lock core in the cross section at sliding tray place;

Fig. 6 is the surface structure schematic diagram of the right view of rear lock core;

Fig. 7 is the surface structure schematic diagram of the left view of rear lock core;

Fig. 8 is the surface structure schematic diagram of special bitting;

Fig. 9 is the surface structure schematic diagram of the left view of Fig. 8.

Interlocking shown in figure is the pushing tow key of three-dimensional groove and the special bitting hole of three-dimensional groove without bullet additional mechanical theftproof lock;

Shown in figure: lock body 1, front lock core 2, connector 3, return spring 4, sliding shoe 5, turn groove 6, push to slide spring 7, expanding plate 8, expansion groove 9, lock groove 10, sliding tray 11, connecting hole 12, rear lock core 13, connect tongue 14, spring bearing bore 15, specially bitting hole 16, pushing tow key 17, push away terrace 18, the shank of the key 19, turn portion 20, swivelling chute 21, rotate locked groove 22, push away handle 23, turning handle 24, rotating disk 25, steady pin 26, corner 27, torsional spring 28.

Detailed description of the invention

The present invention interlocks without playing that additional mechanical theftproof lock mainly comprises lock body 1, front lock core 2, rear lock core 13, connector 3, return spring 4, turns groove 6, sliding tray 11, sliding shoe 5, lock groove 10, expansion groove 9, expanding plate 8, push to slide spring 7, connecting hole 12, connect tongue 14, spring bearing bore 15, specially bitting hole 16, specially bitting, swivelling chute 21, rotate locked groove 22, push away handle 23, rotating disk 25, turning handle 24, corner 27, torsional spring 28, steady pin 26;

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; Turn groove 6, sliding tray 11, swivelling chute 21, specially bitting hole 16 and stealthy hole in described front lock core 2, connector 3 is installed in stealthy hole; The rear end of described 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; Groove 6 is turned in the inside of described sliding tray 11, sliding shoe 5 is arranged on and turns in groove 6 and sliding tray 11, pushing to slide spring 7 is arranged on bottom sliding tray 11, push to slide before spring 7 and sliding shoe 5 is installed, sliding shoe 5 there is lock groove 10, the fixed end of expanding plate 8 is fixed in expansion groove 9, and the expansion end of expanding plate 8 coordinates with the sliding shoe 5 in sliding tray 11 and is pressed in lock groove 10; In described swivelling chute 21, rotary catch 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; There is expansion groove 9 in the circular hole part of lock core hole and rotate locked groove 22, described expansion groove 9 is grooves of the depression on the lock core hole in lock body 1, for the fixed end of fixing expanding plate 8 and the entirety holding expanding plate 8 when allowing the expansion end of expanding plate 8 be squeezed, corresponding with the position of the sliding tray 11 on front lock core 2, and communicate; Described rotation locked groove 22 is depressions, along the cannelure on lock core hole direction, corresponding with the position of the swivelling chute 21 on front lock core 2 on lock core hole, for allow corner 27 inside before movable and locking lock core 2 rotate.

Have special bitting hole 16, stealthy hole, swivelling chute 21 in described front lock core 2, turn groove 6, sliding tray 11, described special bitting hole 16 and stealthy hole all the centre that front lock core 2 rotates or close to the special bitting hole 16, centre rotated 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 swivelling chute 21 wear out on the lock core of the stealthy bore portion of front lock core 2 before the outer round surface of lock core 2 and stealthy hole, communicate with rotation locked groove 22 and stealthy hole, and corresponding with the rotation locked groove 22 on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate; The described groove 6 that turns is by groove, wears out the key in special bitting hole 16 in the inside of sliding tray 11, communicates with sliding tray 11 and special bitting hole 16, for holding the portion of turning 20 of sliding shoe 5 and allowing the portion of turning 20 of sliding shoe 5 turning in groove 6 and can move forward and backward; Described sliding tray 11 is grooves of key slot type, there are rank the inside of sliding tray 11 or do not have rank, neutral gear place beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2, before the outside of turning groove 6 is worn out the outer round surface of lock core 2, communicate with turning groove 6 and expand groove 9, push to slide spring 7 and sliding shoe 5 for installation and allow sliding shoe 5 can slide anteroposterior; The described groove 6 that turns is connected in one with sliding tray 11.

Have at least in one in a lock and expand locking system; Described inner support locking comprise turn groove 6, sliding tray 11, sliding shoe 5, lock groove 10, push to slide spring 7, expanding plate 8 and expansion groove 9; The described groove 6 that turns communicates with sliding tray 11 in the inside of sliding tray 11, the outer round surface of described sliding tray 11 lock core 2 before the outside of turning groove 6 is worn out with turn groove 6 and communicate, sliding shoe 5 is arranged on sliding tray 11 and turns in groove 6, the portion of turning 20 of sliding shoe 5 is turning in groove 6, slide section is in sliding tray 11, sliding shoe 5 be installed in sliding tray 11 and push to slide spring 7, pushing to slide spring 7 and be pressed on sliding shoe 5 after sliding shoe 5; The fixed end of described expanding plate 8 is fixed in expansion groove 9, and the expansion end of expanding plate 8 coordinates with the lock groove 10 on the sliding part of sliding shoe 5 and is pressed in lock groove 10, expanding plate 8 in expansion groove 9 or expanding plate 8 simultaneously lock groove 10 with expand in groove 9; When pushing tow key 17 does not insert in special bitting hole 16, the fixed end of described expanding plate 8 in expansion groove 9, expansion end in lock groove 10 front lock core 2 and lock body 1 locked, front lock core 2 can not rotate in lock body 1, realizes inner support locking; Propulsion arm insert in special bitting hole 16 promote sliding shoe 5 turn portion 20 time, arcwall face in lock groove 10 when the expansion end of expanding plate 8 moves after sliding shoe 5 on sliding shoe 5 or the oblique compression on inclined-plane are with under guiding, fixed end along expanding plate 8 is drawn close to expansion groove 9, along with the continuation of pushing tow key 17 promotes sliding shoe 5, the expansion end of expanding plate 8 slips over arcwall face in the sliding tray 11 on sliding shoe 5 or sloped roof is pressed on the radian face of sliding shoe 5, now the expansion end of expanding plate 8 enters in expansion groove 9, the locking of lock core 2 and lock body 1 before removing.

The length of described sliding tray 11 is longer than the length of sliding shoe 5, and sliding shoe 5 can slide anteroposterior in sliding tray 11.

Described sliding shoe 5 comprises the portion of turning 20 and slide section, turns portion 20 and is mounted in sliding shoe 5 projection turned in groove 6, and slide section is slipper in sliding tray 11, is cylinder or stairstepping cylinder; Slide section is arranged on the one side concordant with the periphery of front lock core 2 in sliding tray 11 the radian face consistent with the radian of the periphery of front lock core 2, radian face has lock groove 10; Described lock groove 10 is deep-slotted chip breaker or surface groove, deep-slotted chip breaker has arcwall face, surface groove has inclined-plane; Described lock groove 10 is for holding the expansion end of expanding plate 8 and the expansion end of expanding plate 8 can be slided in lock groove 10.

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 the fixed end of expanding plate 8 is arranged in expansion groove 9, expansion end is pressed in the lock groove 10 in the slide section of sliding shoe 5; Described expanding plate 8 is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove 9 and expanding plate 8.

The described spring 7 that pushes to slide is stage clips, is arranged on the bottom of sliding tray 11.

A rotary catch is had at least in a lock, described rotary catch comprises swivelling chute 21, rotate locked groove 22, push away handle 23, rotating disk 25, turning handle 24, corner 27, torsional spring 28, steady pin 26, described push away handle 23 at swivelling chute 21 internal fixtion on connector 3, described rotating disk 25 is fixed in swivelling chute 21 by steady pin 26, rotating disk 25 is fixed with corner 27 and turning handle 24, part or all of corner 27 is in rotation locked groove 22, turning handle 24 points to the direction in stealthy hole in swivelling chute 21, push away handle 23 before turning handle 24 and limit the pivotal angle of turning handle 24, torsional spring 28 is had to push up pressure below, the top, one end of torsional spring 28 is pressed on turning handle 24, other end top is pressed on the wall of swivelling chute 21.Insert when promoting connector 3 in stealthy hole in the front end of pushing tow key 17, connector 3 drives and pushes away handle 23 and promote turning handle 24, and turning handle 24 rotates at drive rotating disk 25 and corner 27, and corner 27 rotates and enters in swivelling chute 21 locking removed front lock core 2; When the front end of pushing tow key 17 is not inserted in stealthy hole, corner 27 is locked front lock core 2 in rotation locked groove 22.

The described handle 23 that pushes away is strip shape bodies, is fixed on connector 3, is arranged in swivelling chute 21, rotates around steady pin 26 for pushing away handle 23;

Described rotating disk 25 and turning handle 24, corner 27 are an entirety, or combining of separating;

Described rotating disk 25 is the disc or blocks that can rotate around steady pin 26, and the centre of rotating disk 25 is porose, and steady pin 26 is through the hole in the middle of rotating disk 25; Described rotating disk 25 pushes away handle 23 and corner 27 for connecting;

Described turning handle 24 is fixed on the strip shape body on rotating disk 25, rotates for driving rotating disk 25;

Described corner 27 is fixed on the blocks on rotating disk 25, is partly or entirely arranged on and rotates in locked groove 22, can not rotate for lock core before locking 2 in lock core hole;

Described torsional spring 28 is stage clip or torsion spring;

Described steady pin 26 is pin or bolt, is fixed in the fixing hole rotated in locked groove 22, for fixing rotating disk 25.

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; 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.

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.

Described special bitting comprises pushing tow key 17 and the shank of the key 19, and pushing tow key 17 is fixed on the shank of the key 19; Described 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 having at least the middle part on a lateral or rear portion to push away terrace 18, pushing away terrace 18 for promoting the shank of crushing block; The described terrace 18 that pushes away is class faces crossing with the longitudinal direction of the main body of pushing tow key 17 that wide part below that pushing tow key 17 inserts the part of the key in special bitting hole 16 is formed with part narrow above, or pushing tow key 17 inserts the class face crossing with the longitudinal direction of the main body of pushing tow key 17 that there are protrusion and formation in the middle part of the side direction of the key in special bitting hole 16 or rear portion; Described pushing tow key 17 length 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 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 corner 27 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; Expanding plate 8 is simultaneously in lock groove 10 and in expansion groove 9, pushing tow key 17 is not had to insert the portion of turning 20 promoting sliding shoe 5 in special bitting hole 16, sliding shoe 5 can not move, arcwall face in lock groove 10 or inclined-plane can not guide and oblique compression expanding plate 8, expanding plate 8 can not enter in expansion groove 9, 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, the locked front lock core 2 of expanding plate 8 is adopted to realize inner support locking; Adopt rotating disk 25 and corner 27 front lock core 2 and lock body 1 locked realize rotating interlock; Before adopting, lock core 2 disconnects completely with rear lock core 13 and connector 3 is hidden in stealthy hole and realizes 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, rotating disk 25 to be hidden in lock core and lock body 1 with corner 27 to realize interlocking stealth;

In order to enable the propulsion arm in special bitting promote sliding shoe 5 smoothly, the length of described sliding shoe 5 is shorter than the length of sliding tray 11, and pushing tow key 17 can insert the portion of turning 20 promoting sliding shoe 5 in special bitting hole 16.

In order to make the pushing tow key 17 in special bitting can promote connector 3 smoothly, described pushing tow key 17 is longer than special bitting hole 16;

In order to inner support locking can be opened, after arcwall face when sliding shoe 5 moves in deep-slotted chip breaker or the inclined-plane oblique compression expanding plate 8 in surface groove, the expansion end of expanding plate 8 withstands on the radian face of sliding shoe 5, makes expanding plate 8 exit in expansion groove 9 and open inner support locking.

When unblanking with special bitting, special bitting hole 16 is inserted with the pushing tow key 17 of special bitting, in the process inserted, pushing away after terrace 18 promotes the portion of turning 20 of sliding shoe 5 in special bitting hole 16 on pushing tow key 17 is moved, move after driving the slide section of sliding shoe 5, the slide section of sliding shoe 5 is slided in sliding tray 11, under arcwall face in the slide section of sliding shoe 5 or the guiding on inclined-plane and extruding, the expansion end of expanding plate 8 is drawn close in expansion groove 9, expanding plate 8 is expanded in groove 9 along with moving after sliding shoe 5 by the press-in of the radian of sliding shoe 5 face, leave lock groove 10, open inner support locking, 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 connector 3 movement, connector 3 moves after driving and pushing away handle 23 and promotes turning handle 24 and rotate, and drives rotating disk 25 and corner 27 to rotate, and corner 27 rotates and shifts out and rotate locked groove 22, removes the locking to front lock core 2, 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, corner 27 rotates around steady pin 26 and enters locked front lock core 2 in rotation locked groove 22 under the powered of torsional spring 28, completes the locking to front lock core 2; The radian face that sliding shoe 5 moves forward and makes the expansion end leaving expanding plate 8 leave sliding shoe 5 under the promotion pushing to slide spring 7 arrives the position of sliding tray 11, and expanding plate 8 is pressed in lock groove 10 under the powered of natural resiliency, completes the locking to front lock core 2; Connector 3, under the promotion of return spring 4, exits connecting hole 12 and enters in stealthy hole completely, makes front lock core 2 disconnect completely with rear lock core 13 and can not be connected.

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole 16 and be puzzled, only have and the hope unblanked is sent in the portion of turning 20 of sliding shoe 5, the portion of turning 20 of exposing the sliding shoe 5 turning groove 6 think by mistake be cylinder lock pushing tow pellet and attempt portion of turning 20 press-in of exposing the sliding shoe 5 turning groove 6 to turn in groove 6 and open theftproof lock, but the portion of turning 20 due to sliding shoe 5 cannot be pressed into turns in groove 6, make robber or unblank Wang Wufa expanding plate 8 be pressed into expansion groove 9 in open inner support locking; Even if robber or the king that unblanks open inner support locking, rotary catch has appointed front lock core 2 so locked, does not rotate front lock core 2; Even if the front lock core 2 of forced rotating again, but rear lock core 13 can not be rotated because connector 3 in stealthy hole is not connected with rear lock core 13.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key 17 to insert special bitting hole 16 in stealthy hole promote connector 3 enter in connecting hole 12, front lock core 2 and rear lock core 13 cannot be made simultaneously to rotate, can not theftproof lock be opened; Not having pushing tow key 17 to insert promotion connector 3 in stealthy hole drives rotating disk 25 rotation to open rotary catch, and front lock core 2 cannot be made to rotate; There is no the promotion of pushing tow key 17, inner support locking can not be opened, sliding shoe 5 can not be made to move and make lock groove 10 extrude expanding plate 8 to make expanding plate 8 exit lock groove 10 and front lock core 2 can not be rotated, rear lock core 13 cannot be rotated, theftproof lock can not be opened; Add the difficulty of pirate of the open lock, thus play the effect of inner support 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, rotating disk 25 and corner 27, the front lock core 2 of forced rotating, rear lock core 13 is not connected with front lock core 2 because of stealthy and does not rotate with front lock core 2, plays anti-theft function.

Claims (8)

1. an interlocking is without playing additional mechanical theftproof lock, it is characterized in that: described interlocking does not have the latch system of cylinder lock without playing additional mechanical theftproof lock, only has inner support latch system, rotary catch, synchronized links system, mainly comprise: lock body (1), front lock core (2), rear lock core (13), connector (3), return spring (4), turn groove (6), sliding tray (11), sliding shoe (5), lock groove (10), expansion groove (9), expanding plate (8), push to slide spring (7), connecting hole (12), connect tongue (14), spring bearing bore (15), special bitting hole (16), special bitting, swivelling chute (21), rotate locked groove (22), push away handle (23), rotating disk (25), turning handle (24), corner (27), torsional spring (28), steady pin (26),

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); Turn groove (6), sliding tray (11), swivelling chute (21), specially bitting hole (16) and stealthy hole in described front lock core (2), connector (3) is installed in stealthy hole; The rear end of described 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; Groove (6) is turned in the inside of described sliding tray (11), sliding shoe (5) is arranged on and turns in groove (6) and sliding tray (11), push to slide spring (7) and be arranged on sliding tray (11) bottom, push to slide before spring (7) and sliding shoe (5) is installed, sliding shoe (5) there is lock groove (10), the fixed end of expanding plate (8) is fixed in expansion groove (9), and the expansion end of expanding plate (8) coordinates with the sliding shoe (5) in sliding tray (11) and is pressed in lock groove (10); In described swivelling chute (21), rotary catch 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); There is expansion groove (9) in the circular hole part of lock core hole and rotate locked groove (22), described expansion groove (9) is the groove of the depression on the lock core hole in lock body (1), for the fixed end of fixing expanding plate (8) and the entirety holding expanding plate (8) when allowing the expansion end of expanding plate (8) be squeezed, corresponding with the position of the sliding tray (11) on front lock core (2), and communicate; Described rotation locked groove (22) is depression, along the cannelure on lock core hole direction, corresponding with the position of the swivelling chute (21) on front lock core (2) on lock core hole, for allowing corner (27) lock core (2) rotation before movable and locking inside;

Have special bitting hole (16), stealthy hole, swivelling chute (21) in described front lock core (2), turn groove (6), sliding tray (11), described special bitting hole (16) and stealthy hole all the centre that front lock core (2) rotates or close to rotate special bitting hole, centre (16) 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 swivelling chute (21) wears out the outer round surface of front lock core (2) and stealthy hole on the lock core of the stealthy bore portion of front lock core (2), communicate with rotation locked groove (22) and stealthy hole, and corresponding with the rotation locked groove (22) on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate; It is described that to turn groove (6) be pass through groove, the key of special bitting hole (16) is worn out in the inside of sliding tray (11), communicate with sliding tray (11) and special bitting hole (16), for holding the portion of turning (20) of sliding shoe (5) and allowing the portion of turning (20) of sliding shoe (5) turning in groove (6) and can move forward and backward; Described sliding tray (11) is the groove of key slot type, there are rank the inside of sliding tray (11) or do not have rank, neutral gear place beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), wear out the outer round surface of front lock core (2) in the outside of turning groove (6), communicate with turning groove (6) and expand groove (9), push to slide spring (7) and sliding shoe (5) for installing and allow sliding shoe (5) can slide anteroposterior; The described groove (6) that turns is connected in one with sliding tray (11);

Have at least in one in a lock and expand locking system, described inner support locking comprise turn groove (6), sliding tray (11), sliding shoe (5), lock groove (10), push to slide spring (7), expanding plate (8) and expansion groove (9), the described groove (6) that turns communicates with sliding tray (11) in the inside of sliding tray (11), described sliding tray (11) outer round surface of wearing out front lock core (2) in the outside of turning groove (6) with turn groove (6) and communicate, sliding shoe (5) is arranged on sliding tray (11) and turns in groove (6), the portion of turning (20) of sliding shoe (5) is turning in groove (6), slide section is in sliding tray (11), sliding shoe (5) be installed in sliding tray (11) and push to slide spring (7), pushing to slide spring (7) and be pressed on sliding shoe (5) after sliding shoe (5), the fixed end of described expanding plate (8) is fixed in expansion groove (9), the expansion end of expanding plate (8) coordinates with the lock groove (10) on the sliding part of sliding shoe (5) and is pressed in lock groove (10), expanding plate (8) in expansion groove (9) or expanding plate (8) simultaneously at lock groove (10) with expand in groove (9), when pushing tow key (17) does not insert in special bitting hole (16), the fixed end of described expanding plate (8) in expansion groove (9), expansion end in lock groove (10) front lock core (2) and lock body (1) locked, front lock core (2) can not rotate in lock body (1), realizes inner support locking, when propulsion arm inserts portion of turning (20) promoting sliding shoe (5) in special bitting hole (16), arcwall face in lock groove (10) when the expansion end of expanding plate (8) moves after sliding shoe (5) on sliding shoe (5) or the oblique compression on inclined-plane are with under guiding, fixed end along expanding plate (8) is drawn close to expansion groove (9), along with the continuation of pushing tow key (17) promotes sliding shoe (5), the expansion end of expanding plate (8) slips over arcwall face in the sliding tray (11) on sliding shoe (5) or sloped roof is pressed on the radian face of sliding shoe (5), now the expansion end of expanding plate (8) enters in expansion groove (9), the locking of lock core (2) and lock body (1) before removing,

The length of described sliding tray (11) is longer than the length of sliding shoe (5), and sliding shoe (5) can slide anteroposterior in sliding tray (11);

Described sliding shoe (5) comprises the portion of turning (20) and slide section, turns portion (20) and is mounted in sliding shoe (5) projection turned in groove (6), and slide section is slipper in sliding tray (11), is cylinder or stairstepping cylinder; Slide section is arranged on the one side concordant with the periphery of front lock core (2) in sliding tray (11) the radian face consistent with the radian of the periphery of front lock core (2), radian face has lock groove (10); Described lock groove (10) is deep-slotted chip breaker or surface groove, deep-slotted chip breaker has arcwall face, surface groove has inclined-plane; Described lock groove (10) is for holding the expansion end of expanding plate (8) and the expansion end of expanding plate (8) can be slided in lock groove (10);

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 the fixed end of expanding plate (8) is arranged in expansion groove (9), expansion end is pressed in the lock groove (10) in the slide section of sliding shoe (5); Described expanding plate (8) is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove (9) and expanding plate (8);

Described to push to slide spring (7) be stage clip, is arranged on the bottom of sliding tray (11);

A rotary catch is had at least in a lock, described rotary catch comprises swivelling chute (21), rotate locked groove (22), push away handle (23), rotating disk (25), turning handle (24), corner (27), torsional spring (28), steady pin (26), described push away handle (23) at swivelling chute (21) internal fixtion on connector (3), described rotating disk (25) is fixed in swivelling chute (21) by steady pin (26), rotating disk (25) is fixed with corner (27) and turning handle (24), part or all of corner (27) is in rotation locked groove (22), turning handle (24) points to the direction in stealthy hole in swivelling chute (21), handle (23) restriction turning handle (24) pivotal angle is pushed away before turning handle (24), torsional spring (28) is had to push up pressure below, the top, one end of torsional spring (28) is pressed on turning handle (24), other end top is pressed on the wall of swivelling chute (21), when inserting promotion connector (3) in stealthy hole in the front end of pushing tow key (17), connector (3) drives and pushes away handle (23) promotion turning handle (24), turning handle (24) rotates in drive rotating disk (25) and corner (27), and corner (27) rotates and enters in swivelling chute (21) locking removed front lock core (2), when the front end of pushing tow key (17) is not inserted in stealthy hole, corner (27) is locked front lock core (2) in rotation locked groove (22),

It is described that to push away handle (23) be strip shape body, be fixed on connector (3) upper, be arranged in swivelling chute (21), rotate around steady pin (26) for pushing away handle (23);

Described rotating disk (25) and turning handle (24), corner (27) are an entirety, or combining of separating;

Described rotating disk (25) is the disc or blocks that can rotate around steady pin (26), and the centre of rotating disk (25) is porose, and steady pin (26) is through the hole in the middle of rotating disk (25); Described rotating disk (25) pushes away handle (23) and corner (27) for connecting;

Described turning handle (24) is fixed on the strip shape body on rotating disk (25), rotates for driving rotating disk (25);

Described corner (27) is fixed on the blocks on rotating disk (25), is partly or entirely arranged on and rotates in locked groove (22), can not rotate for lock core before locking (2) in lock core hole;

Described torsional spring (28) is stage clip or torsion spring;

Described steady pin (26) is pin or bolt, is fixed in the fixing hole rotated in locked groove (22), for fixing rotating disk (25);

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); 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);

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);

Described special bitting comprises pushing tow key (17) and the shank of the key (19), and pushing tow key (17) is fixed on the shank of the key (19); Described 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) having at least the middle part on a lateral or rear portion to push away terrace (18), pushing away terrace (18) for promoting the shank of crushing block; The described terrace (18) that pushes away is the class face crossing with the longitudinal direction of the main body of pushing tow key (17) that wide part below that pushing tow key (17) inserts the part of the key in special bitting hole (16) is formed with part narrow above, or pushing tow key (17) inserts the class face crossing with the longitudinal direction of the main body of pushing tow key (17) that there are protrusion and formation in the middle part of the side direction of the key in special bitting hole (16) or rear portion; Described pushing tow key (17) length 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 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 corner (27) 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; Expanding plate (8) is simultaneously in lock groove (10) and in expansion groove (9), pushing tow key (17) is not had to insert the portion of turning (20) promoting sliding shoe (5) in special bitting hole (16), sliding shoe (5) can not move, arcwall face in lock groove (10) or inclined-plane can not guide and oblique compression expanding plate (8), expanding plate (8) can not enter in expansion groove (9), 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, expanding plate (8) locked front lock core (2) is adopted to realize inner support locking; Adopt rotating disk (25) and corner (27) locked to front lock core (2) and lock body (1) realize rotating interlock; Before adopting, lock core (2) disconnects completely with rear lock core (13) and connector (3) is hidden in stealthy hole and realizes being connected stealth;

When unblanking with special bitting, special bitting hole (16) is inserted with the pushing tow key (17) of special bitting, in the process inserted, pushing away after terrace (18) promotes the portion of turning (20) of sliding shoe (5) in special bitting hole (16) on pushing tow key (17) is moved, move after driving the slide section of sliding shoe (5), the slide section of sliding shoe (5) is slided in sliding tray (11), under arcwall face in the slide section of sliding shoe (5) or the guiding on inclined-plane and extruding, the expansion end of expanding plate (8) is drawn close in expansion groove (9), expanding plate (8) is expanded in groove (9) along with moving after sliding shoe (5) by the press-in of the radian of sliding shoe (5) face, leave lock groove (10), open inner support locking, 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 connector (3) movement, connector (3) moves after driving and pushing away handle (23) and promotes turning handle (24) rotation, drive rotating disk (25) and corner (27) to rotate, corner (27) rotates and shifts out rotation locked groove (22), removes the locking to front lock core (2), 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), corner (27) rotates around steady pin (26) and enters locked front lock core (2) in rotation locked groove (22) under the powered of torsional spring (28), completes the locking to front lock core (2); The radian face that sliding shoe (5) moves forward and makes the expansion end leaving expanding plate (8) leave sliding shoe (5) under the promotion pushing to slide spring (7) arrives the position of sliding tray (11), expanding plate (8) is pressed in lock groove (10) under the powered of natural resiliency, completes the locking to front lock core (2); Connector (3), under the promotion of return spring (4), exits connecting hole (12) and enters in stealthy hole completely, makes front lock core (2) disconnect completely with rear lock core (13) and can not be connected;

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole (16) and be puzzled, only have and the hope unblanked is sent in the portion of turning (20) of sliding shoe (5), the portion of turning (20) of exposing the sliding shoe (5) turning groove (6) think by mistake be cylinder lock pushing tow pellet and attempt a portion of turning (20) press-in of exposing the sliding shoe (5) turning groove (6) to turn in groove (6) and open theftproof lock, but the portion of turning (20) due to sliding shoe (5) cannot be pressed into turns in groove (6), make robber or the Wang Wufa that unblanks opens inner support locking in expanding plate (8) press-in expansion groove (9), even if robber or the king that unblanks open inner support locking, rotary catch has appointed front lock core (2) so locked, does not rotate front lock core (2), even if forced rotating front lock core (2) again, but rear lock core (13) can not be rotated because connector (3) in stealthy hole is not connected with rear lock core (13),

Robber or unblank king need not specially bitting is unblanked time, entering promotion connector (3) in stealthy hole after not having pushing tow key (17) to insert special bitting hole (16) enters in connecting hole (12), front lock core (2) and rear lock core (13) cannot be made simultaneously to rotate, can not theftproof lock be opened; Not having pushing tow key (17) to insert promotion connector (3) in stealthy hole drives rotating disk (25) rotation to open rotary catch, and front lock core (2) cannot be made to rotate; There is no the promotion of pushing tow key (17), inner support locking can not be opened, sliding shoe (5) can not be made mobile and make lock groove (10) extruding expanding plate (8) make expanding plate (8) exit lock groove (10) and front lock core (2) can not be rotated, 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 inner support 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), rotating disk (25) and corner (27), forced rotating front lock core (2), rear lock core (13) is not connected and does not rotate with front lock core (2) with front lock core (2) because of stealthy, plays anti-theft function.

2. interlocking according to claim 1 is without playing additional mechanical theftproof lock, it is characterized in that: in order to can be real antitheft, before adopting, lock core (2) disconnects realizing being connected stealth with rear lock core (13) completely; Adopt expanding plate (8), rotating disk (25) and corner (27) to be hidden in lock core and lock body (1) to realize interlocking stealth.

3. interlocking according to claim 1 is without playing additional mechanical theftproof lock, it is characterized in that: promote sliding shoe (5) smoothly to enable the propulsion arm in special bitting, the length of described sliding shoe (5) is shorter than the length of sliding tray (11), and pushing tow key (17) can insert the portion of turning (20) promoting sliding shoe (5) in special bitting hole (16);

In order to make the pushing tow key (17) in special bitting can promote connector (3) smoothly, described pushing tow key (17) is longer than special bitting hole (16).

4. interlocking according to claim 1 is without playing additional mechanical theftproof lock, it is characterized in that: in order to inner support locking can be opened, behind arcwall face when sliding shoe (5) is mobile in deep-slotted chip breaker or inclined-plane oblique compression expanding plate (8) in surface groove, the expansion end of expanding plate (8) withstands on the radian face of sliding shoe (5), makes expanding plate (8) exit in expansion groove (9) and open inner support locking.

5. interlocking according to claim 1 is without playing additional mechanical theftproof lock, it is characterized in that: in order to expand the scope of application, described interlocking is installed and used without the place playing additional mechanical theftproof lock and be applicable to the antitheft door of all kinds of needs, cabinet and so on, 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. interlocking according to claim 1 is without playing additional mechanical theftproof lock, it is characterized in that: described interlocking without play additional mechanical theftproof lock rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; Expanding plate (8), corner (27) and rotating disk (25) are hidden in locked front lock core (2) in lock core and lock body (1), front lock core (2) and rear lock core (13) disconnect completely and connector (3) is hidden in stealthy hole, 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; Namely be also merely able to rotate front lock core (2) after using barbarous means to damage inner support locking and connector (3) part, can not rotate be hidden in front lock core (2) below rear lock core (13), serve real anti-theft function.

7. one kind interlocks the manufacture method without playing additional mechanical theftproof lock, it is characterized in that: lock body (1) during fabrication, there are via hole, lock core hole, expansion groove (9) in the upper manufacture of lock body (1), rotate locked groove (22), the centre that lock core hole is manufactured on rear locking (1) is used for installing lock core, have the via hole for allowing connection tongue (14) pass in the manufacture below of lock core hole, the mid portion manufacture of the lock core hole in lock body (1) has expansion groove (9); Described expansion groove (9) creates the groove of depression on lock core hole, communicates with lock core hole, corresponding with the sliding tray (11) on front lock core (2); Described rotation locked groove (22) is manufactured on lock core hole, create depression, along the cannelure on lock core hole direction, corresponding with the position of the swivelling chute (21) on front lock core (2), for allowing corner (27) lock core (2) rotation before movable and locking inside;

Lock core during fabrication, carries out division system lock core and causes front lock core (2) and rear lock core (13); During fabrication, groove (6), sliding tray (11), swivelling chute (21), stealthy hole and special bitting hole (16) are turned in the upper manufacture of front lock core (2) 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; The described groove (6) that turns creates and passes through groove, the key of special bitting hole (16) is worn out in the inside being manufactured on sliding tray (11), communicate with sliding tray (11) and special bitting hole (16), for holding the portion of turning (20) of sliding shoe (5) and allowing the portion of turning (20) of sliding shoe (5) turning in groove (6) and can move forward and backward; Described sliding tray (11) creates the groove of key slot type, the inside of sliding tray (11) manufactures to be had rank or not to have rank, neutral gear place beyond the special bitting hole (16) being manufactured on the peripheral edge portion rotated close to front lock core (2), be manufactured on the outer round surface that front lock core (2) are worn out in the outside of turning groove (6), communicate with turning groove (6) and expand groove (9); The length that sliding tray (11) manufactures is longer than the length of sliding shoe (5), pushes to slide spring (7) and sliding shoe (5) for installing and allows sliding shoe (5) can slide anteroposterior; The described groove (6) that turns is connected in one with sliding tray (11); The lock core that described swivelling chute (21) is manufactured on the stealthy bore portion of front lock core (2) wears out the outer round surface of front lock core (2) and stealthy hole, communicate with rotation locked groove (22) and stealthy hole, and corresponding with the rotation locked groove (22) on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate;

Push to slide spring (7) and create stage clip, be arranged on the bottom of sliding tray (11);

Sliding shoe (5) creates the portion of turning (20) and slide section two parts, turn portion (20) and create sliding shoe (5) projection being arranged on and turning in groove (6), slide section creates slipper in sliding tray (11), creates cylinder or stairstepping cylinder; Slide section is arranged on the one side manufacture concordant with the periphery of front lock core (2) in sliding tray (11) the radian face consistent with the radian of the periphery of front lock core (2), and radian face manufactures lock groove (10); Described lock groove (10) creates deep-slotted chip breaker or surface groove, and deep-slotted chip breaker manufactures arcwall face, and surface groove manufactures inclined-plane;

Described expanding plate (8) creates spring leaf or flexure strip, or creates the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove (9) 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;

Steady pin (26) creates pin or bolt, is fixed in the fixing hole rotated in locked groove (22), for fixing rotating disk (25);

Torsional spring (28) creates stage clip or torsion spring;

Push away handle (23) and create strip shape body, being fixed on connector (3), being arranged in swivelling chute (21), rotating around steady pin (26) for pushing away handle (23);

Rotating disk (25) and turning handle (24), corner (27) manufacture as a whole, or combine after manufacturing respectively; Described rotating disk (25) creates the disc or blocks that can rotate around steady pin (26), manufactures porose in the middle of rotating disk (25), and steady pin (26) is through the hole in the middle of rotating disk (25); Described rotating disk (25) pushes away handle (23) and corner (27) for connecting; Described turning handle (24) creates the strip shape body be fixed on rotating disk (25), rotates for driving rotating disk (25); Described corner (27) creates the blocks be fixed on rotating disk (25), is partly or entirely arranged on and rotates in locked groove (22), can not rotate for lock core before locking (2) in lock core hole;

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

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);

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;

Unblank to enable special bitting, described special bitting during fabrication, special bitting creates pushing tow key (17) and the shank of the key (19) two parts, be manufactured on by pushing tow key (17) on the shank of the key (19), pushing tow key (17) creates the key not having the oblique flank of tooth of marble lock key, described pushing tow key (17) body keyway portion in special bitting hole (16) has that a lateral creates aft section is wide at least inserting, previous section is narrow and the class face crossing with the longitudinal direction of the main body of pushing tow key (17) that wide part below that is that make pushing tow key (17) insert the part of the key in special bitting hole (16) is formed with part narrow above, or insert the middle part of the part of the key in special bitting hole (16) or rear portion at pushing tow key (17) to manufacture to have and protrude and the class face crossing with the longitudinal direction of the main body of pushing tow key (17) that formed, this class face crossing with the longitudinal direction of the main body of pushing tow key (17) pushes away terrace (18) exactly, 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), the shape of special bitting hole (16) creates with the shape of pushing tow key (17) same or similar, and described 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,

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 turn groove (6), sliding tray (11), swivelling chute (21), specially bitting hole (16) and stealthy hole, connector (3) is installed in stealthy hole; Have 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; Groove (6) is turned in the inside of sliding tray (11), sliding shoe (5) is arranged on and turns in groove (6) and sliding tray (11), push to slide spring (7) and be arranged on sliding tray (11) bottom, push to slide before spring (7) and sliding shoe (5) is installed, sliding shoe (5) there is lock groove (10), the fixed end of expanding plate (8) is fixed in expansion groove (9), and the expansion end of expanding plate (8) coordinates with the sliding shoe (5) in sliding tray (11) and is pressed in lock groove (10); In described swivelling chute (21), rotary catch is installed.

8. play additional mechanical theftproof lock according to claim 1 and interlocking according to claim 7 nothing, 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 sliding tray (11), or turning the position segmentation manufacture again of groove (6), or in the position segmentation manufacture again of swivelling chute (21), front lock core (2) is created entirety or multistage, the each section of lock core that segmentation manufactures can synchronous rotary or can separately asynchronous rotation,

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