CN104563620A - Mechanically additional side-locking anti-theft lock - Google Patents

Abstract

The invention discloses a mechanically additional side-locking anti-theft lock. A rear lock cylinder of the mechanically additional side-locking anti-theft lock is completely disconnected from a front lock cylinder, a connector is hidden in an invisible hole, and an expansion sheet and a lock column lock the front lock cylinder; a lead hole, a special key hole and the invisible hole are formed inside the front lock cylinder, and the connector is arranged inside the invisible hole and is disconnected from the rear lock cylinder; a connection hole is formed in front of the rear lock cylinder, and a connection tongue is fixedly arranged behind the rear lock cylinder and passes through a through hole; a sliding rod is arranged in front of a leading spring inside a sliding hole and is mounted in the sliding hole, the sliding rod is mounted in an expansion groove and the sliding hole, the expansion end of the expansion sheet abuts against the interior of the locking groove and locks the front lock cylinder, and a side-locking device and a connection locking device lock the front lock cylinder. The mechanically additional side-locking anti-theft lock integrates the functions of mechanical interlocking, invisibility and connection invisibility of the front lock cylinder and the rear lock cylinder, so that a thief cannot open an outer expansion locking device and cannot rotate the rear lock cylinder at the same time; even if the outer expansion locking device and the lock column are destroyed violently, only the front lock cylinder can be rotated while the rear lock cylinder cannot be rotated, and therefore a thorough anti-theft effect is achieved.

Description

The additional side chain theftproof lock of machinery

Technical field

The present invention relates to the additional side chain theftproof lock of one machinery in theftproof lock field.

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, machinery of the present invention adds the latch system that side chain theftproof lock does not have cylinder lock, only has an outer latch system, side lock apparatus, connect locking system, synchronized links system, mainly comprise: lock body, front lock core, rear lock core, connector, return spring, draw hole, sliding bar, expansion groove, lock groove, expanding plate, guide springs, sliding eye, connecting hole, connect tongue, spring bearing bore, special bitting hole, rotation slot, rotate locked groove, moving block, rotational pin, thrust spring, Telescopic spring, telescopic head, cross-drilled hole, longitudinal locked groove, locking seat, lock, promote spring, special bitting,

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; Have in described front lock core and draw hole, sliding eye, rotation slot, cross-drilled hole, specially bitting hole and stealthy hole, 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; Described guide springs is arranged on bottom sliding eye, sliding bar is had to be installed in expansion groove and sliding eye before guide springs, the fixed end of expanding plate is fixed on the sliding bar of this part in expansion groove, and the expansion end top of expanding plate is pressed on arcwall face in lock groove or inclined-plane; In described rotation slot, side lock apparatus is installed; Be provided with in described locking seat and promote spring and lock, promote the bottom that spring is arranged on locking seat, lock is promoting the front end through locking seat before spring.

There are lock core hole and via hole in center in described lock body, and via hole is used to allow and connects hole that tongue passes, rearward end at lock body, lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core and rear lock core, and front lock core is arranged on before rear lock core; Have lock groove in the circular hole part of lock core hole, rotate locked groove and longitudinal locked groove, described lock groove is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body, corresponding with the position of the expansion groove on front lock core, and communicates; Described rotation locked groove caves in, along the cannelure on lock core hole direction, the groove of cannelure is arcwall face or inclined-plane, corresponding with the position of the rotation slot on front lock core on lock core hole, for allowing the lock core rotation before movable and locking inside of the angle of lock of moving block; Described longitudinal locked groove is depression, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane, and longitudinal locked groove is corresponding with the position of the cross-drilled hole on front lock core on lock core hole, for allowing lock lock core rotation before movable and locking inside.

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

A locking system is outward had at least in a lock; Described inner support locking comprises sliding eye, draws hole, sliding bar, guide springs, expansion groove, expanding plate and lock groove; Described sliding eye is below divided into two sections by expansion groove what draw hole, the bottom of sliding eye is provided with guide springs, guide springs top is pressed on the sliding bar before it, sliding bar is arranged in sliding eye and expansion groove, the middle part of sliding bar in expansion groove, two ends are in sliding eye, the sliding bar of this part in expansion groove is fixed with expanding plate, the expansion end top of expanding plate is pressed on the inclined-plane in the arcwall face of the deep-slotted chip breaker in lock groove or surface groove, expanding plate in expansion groove or expanding plate simultaneously in expansion groove and lock groove; Propulsion arm do not insert draw in hole time, the fixed end of described expanding plate in expansion groove, flared end locked to front lock core and lock body in lock groove, front lock core can not rotate in lock body, realizes opening locking outward; When propulsion arm insertion is drawn in hole, the oblique compression on arcwall face in lock groove of the flared end of expanding plate or inclined-plane and under guiding, fixed end along expanding plate is drawn close to expansion groove, along with the continuation of propulsion arm promotes sliding bar, the expansion end of expanding plate slips on inwall that arcwall face in lock groove or sloped roof be pressed in the lock core hole in lock body and enters in expansion groove, the locking of lock core and lock body before removing;

The both sides end face of described expanding plate is the face of lock core and lock body before pintle hook lock, and expanding plate is arranged in the expansion groove on sliding bar, and the middle part of sliding bar is fixed with expanding plate at expansion groove place;

Described expanding plate is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar and expanding plate;

Described sliding bar is cylinder or stairstepping cylinder.

In a lock, have a side lock apparatus at least, described side lock apparatus comprises rotation slot, rotates locked groove, moving block, rotational pin, thrust spring, Telescopic spring, telescopic head; Described moving block is fixed in rotation slot by rotational pin, the angle of lock of moving block stretches into and rotates in locked groove, there is telescopic hole the promote-side of moving block, Telescopic spring and telescopic head are installed in telescopic hole, Telescopic spring is arranged on the bottom of telescopic hole, one end of telescopic head is pressed on Telescopic spring, the other end exposes telescopic hole, and one end that telescopic head exposes telescopic hole is stretched in special bitting hole, and the top, one end of thrust spring is pressed on moving block, other end top is pressed on the wall of rotation slot.During telescopic head in the telescopic hole being arranged in moving block that pushing tow oblique vermicelli on the key promote to expose in special bitting hole, moving block rotates rotating the untie-sell that rotates of the angle of lock in locked groove, when two angles of lock of a moving block are with the parallel longitudinal of the periphery of front lock core or close to time parallel, angle of lock shifts out and rotates the locking of releasing to front lock core after in locked groove; When pushing tow key does not insert in special bitting hole, angle of lock lock core before rotation locked groove internal lock is dead of moving block.

Need not the pushing tow oblique vermicelli on the key of special bitting unblank time, rotation locked groove is not shifted out when promoting angle too small that the telescopic head in the telescopic hole being arranged in moving block a rotates angle of lock then before moving block, when promoting the angle of the telescopic head rotation be arranged in the telescopic hole in moving block when excessive, an angle of lock after an angle of lock then before moving block shifts out and rotates locked groove, below enters again rotation locked groove, can not remove the locking to front lock core.

The blocks of described moving block shape triangular in shape or subtriangular shape, there is pin-and-hole at the middle part of blocks, the blocks of triangle or subtriangular shape has two angles of lock and a promote-side, has telescopic hole in the end of promote-side; Described telescopic hole is bearing bore, and two angle of lock line directions are installed towards the direction of rotating locked groove, and promote-side is installed towards the direction in special bitting hole; The untie-sell that can rotate in rotation slot of described moving block is rotated, and angle of lock is used for lock core before locking and can not rotates in lock core hole.

Described rotational pin is pin or bolt, is fixed in the fixing hole in rotation slot, for through the pin-and-hole on moving block and fixing moving block.

Described telescopic hole is the bearing bore on the promote-side on moving block, and for installing Telescopic spring and telescopic head, telescopic head can slide and can elongate or shorten in special bitting hole in telescopic hole.

Described Telescopic spring is stage clip, is the power promoting telescopic head.

Described telescopic head is cylinder, and there are arcwall face or inclined-plane in one end that cylinder exposes telescopic hole, and the inclined-plane that arcwall face or inclined-plane are used for pushing tow oblique vermicelli on the key can enter in telescopic hole by oblique compression telescopic head.

Described thrust spring is stage clip or torsion spring, is the power of lock core before the angle of lock locking on moving block.

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

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

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

Described promotion spring is stage clip.

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 propulsion arm and the shank of the key, and pushing tow key and propulsion arm are fixed on the shank of the key; Described the shank of the key is the shank of key, propulsion arm is cylinder, pushing tow key promotes key, the part that pushing tow key inserts the key in special bitting hole has at least on a lateral and have oblique vermicelli, oblique vermicelli rotate for promoting the telescopic head untie-sell that rotates, and the inclined-plane of oblique vermicelli is used for oblique compression telescopic head; 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 confuse robber, increasing unlocking difficulty, front lock core being provided with or not establishing and false drawing hole, be only provided with false when drawing hole on front lock core, special bitting can have false propulsion arm or there is no false propulsion arm.

In order to increase safety and the disguise of theftproof lock, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely and hiddenly realizes being connected stealth, do not have the insertion of pushing tow key can not connect and transmit power to rear lock core with front lock core; It is stealthy that the locked front lock core of angle of lock of the moving block of side lock apparatus realizes interlocking, and not having pushing tow key to insert the telescopic head of the promote-side of promotion moving block special bitting hole in can not opening side locking device; The locked front lock core of lock connecting locking system realizes interlocking stealth, does not have pushing tow key to insert promotion connector in stealthy hole and can not open connection locking system; Expanding plate is simultaneously in expansion groove and in lock groove, do not have the insertion of propulsion arm, expanding plate can not move, and the arcwall face in lock groove or inclined-plane can not guide and oblique compression expanding plate, expanding plate can not enter in expansion groove, can not remove the locking to front lock core.

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, the locked front lock core of expanding plate is adopted to realize an outer locking; Adopt the angle of lock of moving block front lock core and lock body locked with lock 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 oblique vermicelli on the key promote the promote-side of moving block telescopic head and the angle of lock of moving block is rotated untie-sell rotates and to reach the line of two angles of lock parallel with lock core hole, angle of lock is shifted out rotate in locked groove, remove the locking to front lock core; While pushing tow key inserts special bitting hole, propulsion arm also inserts to draw in hole and moves after promotion sliding bar, drive on the arcwall face of the deep-slotted chip breaker of expanding plate in lock groove or the inclined-plane of surface groove and slide, under the guiding on the arcwall face of the deep-slotted chip breaker on lock groove or the inclined-plane of surface groove and extruding, the expansion end of expanding plate is drawn close to the sliding bar in expansion groove, expanding plate leaves lock groove along with moving after sliding bar, arrives the inwall of lock core hole and enters in expansion groove, opening an outer 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, the inclined-plane that connector moves after driving locking seat and makes the front end of lock in longitudinal locked groove or arcwall face slide, the front end of inclined-plane or arcwall face cant lock and lock is compressed in locking seat, make lock continue to enter in locking seat along with moving after the continuation of connector, make the front end of lock exit longitudinal locked groove gradually and enter in cross-drilled hole, remove the locking to front lock core; Now, rotate special bitting, rear lock core rotates with front lock core and is with the tongue that is dynamically connected to rotate, and connection lingual ribbon moves link gear and opens dead bolt and unblank.

When pushing tow key exits special bitting hole, lock enters locked front lock core in longitudinal locked groove under the powered promoting spring, completes the locking to front lock core; The angle of lock of moving block rotate under the powered of thrust spring untie-sell rotate and enter rotate locked groove internal lock dead before lock core, complete the locking to front lock core; Expanding plate enters in lock groove under the promotion of guide springs and under the powered of natural resiliency, presses to the arcwall face in lock groove or inclined-plane, completes the locking to front lock core; Connector, under the promotion of return spring, exits connecting hole and enters in stealthy hole completely, front lock core is disconnected completely with rear lock core and in can not being connected, front lock core can not be connected with rear lock core.

When robber or the king that unblanks unblank with technical tool, steel wire stretches in special bitting hole and have compressed telescopic head, but does not know that will rotate telescopic head can open angle of lock, cannot open locking again in special bitting hole opening in expanding plate press-in expansion groove; Outer locking can not be opened, can not opening side locking device, more can not open hiding connection locking system; Even if robber or the king that unblanks open outer locking and side lock apparatus, connect locking system and appointed front lock core so locked, do not rotate front lock core; Even if the front lock core of forced rotating again, but rear lock core can not be rotated because connector in stealthy hole is not connected with rear lock core.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key to insert special bitting hole in stealthy hole promote connector enter in connecting hole, front lock core and rear lock core cannot be made simultaneously to rotate, can not theftproof lock be opened; Do not have pushing tow key to insert in special bitting hole to promote telescopic head on moving block can not opening side locking device, front lock core cannot be made to rotate; Do not have pushing tow key to insert in stealthy hole to promote connector to drive lock to slide in longitudinal locked groove and can not open connection locking, front lock core cannot be made to rotate; There is no the promotion of the propulsion arm in special bitting, an outer locking can not be opened, expanding plate can not be made to exit lock groove and front lock core can not be rotated, rear lock core cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play the effect of outer 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, the angle of lock of moving block and lock, the front lock core of forced rotating, rear lock core is not connected with front lock core because of stealthy and does not rotate with front lock core, plays anti-theft function.

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

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

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

In order to expand the scope of application, described machinery adds the place that side chain theftproof lock is applicable to the antitheft door of all kinds of needs, cabinet and so on and installs and uses, and comprises but is not only limited to installing and using of car door, security door, safety cabinet, strongbox, built-in lock door, built-in lock cabinet and common door and common cabinet.

Described machinery adds manufacture and the method thereof of side chain theftproof lock, it is characterized in that:

Lock body during fabrication, lock body manufactures and has via hole, lock core hole, lock groove, rotation locked groove and longitudinal 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 lock groove; Described lock groove creates deep-slotted chip breaker or the surface groove of depression on lock core hole, deep-slotted chip breaker creates arcwall face, and surface groove creates inclined-plane, groove that is that deep-slotted chip breaker or surface groove create annular or that be interrupted, communicate with lock core hole, corresponding with the expansion groove on front lock core; Described rotation locked groove system is manufactured on lock core hole, cause depression, along the cannelure on lock core hole direction, the groove of cannelure creates arcwall face or inclined-plane, corresponding with the position of the rotation slot on front lock core, for allowing the lock core rotation before movable and locking inside of the locking end of moving block; Described longitudinal locked groove is manufactured on lock core hole, create depression, along the pod on lock core hole direction, the groove of pod creates arcwall face or inclined-plane, and longitudinal locked groove is corresponding with the position of the cross-drilled hole on front lock core, for allowing lock lock core rotation before movable and locking inside.

Lock core during fabrication, carries out division system lock core and causes front lock core and rear lock core; Described front lock core during fabrication, front lock core manufactures have and draws hole, sliding eye, expansion groove, rotation slot, cross-drilled hole, stealthy hole and special bitting hole; The center of rotation position that described special bitting hole and stealthy hole are manufactured on front lock core is connected, specially join stealthy hole above, stealthy hole later; The shape in described special bitting hole and the shape of pushing tow key same or similar, the front portion of stealthy hole and connector is same or similar; Described hole of drawing creates passing hole, is manufactured on the neutral gear place beyond close to the special bitting hole of the peripheral edge portion of front lock core rotation, is manufactured on before sliding eye and communicates with sliding eye; The inside of described sliding eye creates rank or does not have the hole on rank, the neutral gear place beyond the special bitting hole being manufactured on the peripheral edge portion rotated close to front lock core, be manufactured on draw after hole, the two ends of expansion groove, communicate with drawing hole and expand groove; The periphery of front lock core is worn out in the position that described expansion groove is manufactured on the mid portion of sliding eye, communicates with the sliding eye at expansion groove two ends, corresponding with the position of the lock groove on lock body; The lock core that described rotation slot is manufactured on the special bitting bore portion of front lock core wears out the outer round surface of front lock core and special bitting hole, communicate with rotation locked groove and special bitting hole, and corresponding with the rotation locked groove on lock core hole, for installation side locking device with allow the parts of side lock apparatus operate; The lock core that described cross-drilled hole is manufactured on the stealthy bore portion of front lock core wears out the outer round surface of front lock core and stealthy hole, communicate with longitudinal locked groove and stealthy hole, and corresponding with the longitudinal locked groove on lock core hole, for installing locking seat, promotion spring and lock and allowing locking seat, promotion spring and lock move in cross-drilled hole.

Described sliding bar creates cylinder or stairstepping cylinder;

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

Moving block creates the blocks of triangle or subtriangular shape, and the middle part of blocks manufactures pin-and-hole, and the blocks of triangle or subtriangular shape manufactures two angles of lock and a promote-side, and manufacturing in the end of promote-side has telescopic hole; Two angle of lock line directions are installed towards the direction of rotating locked groove, and promote-side is installed towards the direction in special bitting hole.

Rotational pin is pin or bolt, is fixed in the fixing hole in rotation slot, for through the pin-and-hole on moving block and fixing moving block.

Telescopic spring creates stage clip.

Thrust spring creates stage clip or torsion spring.

Telescopic hole is manufactured on the promote-side on moving block, creates bearing bore, for installing Telescopic spring and telescopic head.

Telescopic head creates cylinder, and one end manufacture that cylinder exposes telescopic hole has arcwall face or inclined-plane, and the inclined-plane that arcwall face or inclined-plane are used for pushing tow oblique vermicelli on the key can enter in telescopic hole by oblique compression telescopic head.

Promote spring and create stage clip.

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

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

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.

Unblank to enable special bitting, described special bitting during fabrication, pushing tow key and propulsion arm are manufactured on the shank of the key, the shank of the key of special bitting, pushing tow key and propulsion arm three part are manufactured as a whole, or be combined into as a whole after separately manufacturing; Described propulsion arm creates cylinder or cone cylinder; Described pushing tow key creates promotion key, the part that pushing tow key inserts the key in special bitting hole have at least manufacture on a lateral have oblique vermicelli, oblique vermicelli are for promoting the telescopic head on moving block, and oblique vermicelli are used for the telescopic head in oblique compression telescopic hole; The length that described pushing tow key manufactures is longer than the length in special bitting hole, and the part that the length of pushing tow key is longer than special bitting hole is used for promoting connector insertion connecting hole; Described pushing tow key creates with the shape in special bitting hole same or similar, and special bitting hole creates the hole of single groove or multiple-grooved or multidirectional groove; Described multidirectional groove comprises V-shaped groove, U-lag, two-way chute, three-dimensional groove, cross recess, five to groove, six to groove, seven to groove, eight to groove, plum blossom groove;

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

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

Be provided with front lock core and rear lock core in lock body, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely with front lock core; Manufacture in described front lock core to have and draw hole, sliding eye, rotation slot, cross-drilled hole, 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.Guide springs is arranged on bottom sliding eye, sliding bar is had to be installed in expansion groove and sliding eye before guide springs, the fixed end of expanding plate is fixed on the sliding bar of this part in expansion groove, and the expansion end top of expanding plate is pressed on arcwall face in lock groove or inclined-plane.In described rotation slot, side lock apparatus is installed: moving block is fixed in rotation slot by rotational pin, the angle of lock of moving block stretches into and rotates in locked groove, there is telescopic hole the promote-side of moving block, Telescopic spring and telescopic head are installed in telescopic hole, Telescopic spring is arranged on the bottom of telescopic hole, one end of telescopic head is pressed on Telescopic spring, the other end exposes telescopic hole, one end that telescopic head exposes telescopic hole is stretched in special bitting hole, and the top, one end of thrust spring is pressed on moving block, other end top is pressed on the wall of rotation slot.Be provided with in described locking seat and promote spring and lock, promote the bottom that spring is arranged on locking seat, lock is promoting the front end through locking seat before spring.

For the ease of manufacturing and assembling, the manufacture hop count of lock core before changing, the easily manufactured needs of described lock body according to internal construction and the needs of manufacturing process, the segmentation manufacture again near the end or end in stealthy hole of front lock core, or drawing the position segmentation manufacture again in hole, or in the position segmentation manufacture again of expansion groove, or in the segmentation manufacture again of the position of rotation slot, or in the segmentation manufacture again of the position of cross-drilled hole, front lock core 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, during fabrication according to technological requirement and needs, creates entirety or multistage lock body.

the additional side chain theftproof lock of the present invention's machinery rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; The angle of lock of expanding plate, moving block and the locked front lock core of lock, 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 integrate asynchronous, interlocking, stealth, self-locking, synchronized links the theftproof lock of several functions, safety parameters is high; Also be merely able to rotate front lock core after the angle of lock of the outer locking that namely used barbarous means to damage, moving block and lock, can not rotate be hidden in front lock core below rear lock core, front lock core is rotated and rear lock core non rotating, serves real anti-theft function.

Accompanying drawing explanation

Fig. 1 is the primary structure schematic diagram of the additional side chain theftproof lock of the present invention's machinery;

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

Fig. 3 is the structural representation of front lock core in the cross section at expansion groove place;

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

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

Fig. 6 is the surface structure schematic diagram of the expansion groove of front lock core

Fig. 7 is the surface structure schematic diagram of special bitting.

Machinery shown in figure add side chain theftproof lock be two to pushing tow key and two to the special bitting hole of groove;

Shown in figure: lock body 1, front lock core 2, connector 3, return spring 4, draw hole 5, sliding bar 6, expansion groove 7, expanding plate 8, lock groove 9, guide springs 10, sliding eye 11, connecting hole 12, rear lock core 13, connect tongue 14, spring bearing bore 15, special bitting hole 16, pushing tow key 17, propulsion arm 18, oblique vermicelli 19, rotate locked groove 20, rotation slot 21, rotational pin 22, moving block 23, thrust spring 24, Telescopic spring 25, telescopic head 26, longitudinal locked groove 27, cross-drilled hole 28, locking seat 29, promote spring 30, lock 31.

Detailed description of the invention

The additional side chain theftproof lock main of the present invention's machinery will comprise lock body 1, front lock core 2, rear lock core 13, connector 3, return spring 4, draw hole 5, sliding bar 6, expansion groove 7, lock groove 9, expanding plate 8, guide springs 10, sliding eye 11, connecting hole 12, connect tongue 14, spring bearing bore 15, special bitting hole 16, rotation slot 21, rotate locked groove 20, moving block 23, rotational pin 22, thrust spring 24, Telescopic spring 25, telescopic head 26, cross-drilled hole 28, longitudinal locked groove 27, locking seat 29, lock 31, promote spring 30, special bitting,

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; Have in described front lock core 2 and draw hole 5, sliding eye 11, rotation slot 21, cross-drilled hole 28, specially bitting hole 16 and stealthy hole, 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; Described guide springs 10 is arranged on bottom sliding eye 11, sliding bar 6 is had to be installed in expansion groove 7 and sliding eye 11 before guide springs 10, the fixed end of expanding plate 8 is fixed on the sliding bar 6 of this part in expansion groove 7, and the expansion end top of expanding plate 8 is pressed on arcwall face in lock groove 9 or inclined-plane; In described rotation slot 21, side lock apparatus is installed; Be provided with in described locking seat 29 and promote spring 30 and lock 31, promote the bottom that spring 30 is arranged on locking seat 29, lock 31 is promoting the front end through locking seat 29 before spring 30.

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; Have lock groove 9 in the circular hole part of lock core hole, rotate locked groove 20 and longitudinal locked groove 27, described lock groove 9 is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body 1, corresponding with the position of the expansion groove 7 on front lock core 2, and communicates; Described rotation locked groove 20 caves in, along the cannelure on lock core hole direction, the groove of cannelure is arcwall face or inclined-plane, corresponding with the position of the rotation slot 21 on front lock core 2 on lock core hole, for allow the angle of lock of moving block 23 inside before movable and locking lock core 2 rotate; Described longitudinal locked groove 27 caves in, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane, longitudinal locked groove 27 is corresponding with the position of the cross-drilled hole 28 on front lock core 2 on lock core hole, for allow lock 31 inside before movable and locking lock core 2 rotate.

Have special bitting hole 16, stealthy hole, rotation slot 21, cross-drilled hole 28 in described front lock core 2, draw hole 5, sliding eye 11 and expansion groove 7, described special bitting hole 16 and stealthy hole are all in the centre that front lock core 2 rotates or the centre close to rotation, and special bitting hole 16 is before stealthy hole; Be provided with connector 3 in described stealthy hole, there is stealthy hole the front end of connector 3, is provided with return spring 4 in stealthy hole; Described rotation slot 21 wear out on the lock core of special bitting hole 16 part of front lock core 2 before the outer round surface of lock core 2 and special bitting hole 16, communicate with rotation locked groove 20 and special bitting hole 16, and corresponding with the rotation locked groove 20 on lock core hole, for installation side locking device with allow the parts of side lock apparatus operate; Described cross-drilled hole 28 wear out on the lock core of the stealthy bore portion of front lock core 2 before the outer round surface of lock core 2 and stealthy hole, communicate with longitudinal locked groove 27 and stealthy hole, and corresponding with the longitudinal locked groove 27 on lock core hole, for installing locking seat 29, promotion spring 30 and lock 31 and making locking seat 29, promotion spring 30 and lock 31 mobile in cross-drilled hole 28; Described hole 5 of drawing is passing hole, the neutral gear place beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2, communicates with sliding eye 11 before sliding eye 11; There are rank the inside of described sliding eye 11 or do not have rank, the neutral gear place beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2, draw hole 5 below with draw hole 5 and communicate, be divided into two sections by expansion groove 7; The surface of described expansion groove 7 lock core 2 before the interlude of sliding eye 11 is worn out, is divided into two sections, front and back sliding eye 11, through with two sections, front and back sliding eye 11, communicates with lock groove 9.

A locking system is outward had at least in a lock, described inner support locking comprises sliding eye 11, draws hole 5, sliding bar 6, guide springs 10, expansion groove 7, expanding plate 8 and lock groove 9, described sliding eye 11 is below divided into two sections by expansion groove 7 what draw hole 5, the bottom of sliding eye 11 is provided with guide springs 10, guide springs 10 top is pressed on the sliding bar 6 before it, sliding bar 6 is arranged in sliding eye 11 and expansion groove 7, the middle part of sliding bar 6 is in expansion groove 7, two ends are in sliding eye 11, the sliding bar 6 of this part in expansion groove 7 is fixed with expanding plate 8, the expansion end top of expanding plate 8 is pressed on the inclined-plane in the arcwall face of the deep-slotted chip breaker in lock groove 9 or surface groove, expanding plate 8 in expansion groove 7 or expanding plate 8 simultaneously expanding in groove 7 and lock groove 9, propulsion arm 18 do not insert draw in hole 5 time, the fixed end of described expanding plate 8 in expansion groove 7, flared end locked with lock body 1 for front lock core 2 lock groove 9 in, front lock core 2 can not rotate in lock body 1, opens locking outside realization, when propulsion arm 18 insertion is drawn in hole 5, the oblique compression on arcwall face in lock groove 9 of the flared end of expanding plate 8 or inclined-plane and under guiding, fixed end along expanding plate 8 is drawn close to expansion groove 7, along with the continuation of propulsion arm 18 promotes sliding bar 6, the expansion end of expanding plate 8 slips on inwall that arcwall face in lock groove 9 or sloped roof be pressed in the lock core hole in lock body 1 and enters in expansion groove 7, the locking of lock core 2 and lock body 1 before removing,

The both sides end face of described expanding plate 8 is faces of lock core 2 and lock body 1 before pintle hook lock, and expanding plate 8 is arranged in the expansion groove 7 on sliding bar 6, and the middle part of sliding bar 6 is fixed with expanding plate 8 at expansion groove 7 place;

Described expanding plate 8 is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar 6 and expanding plate 8;

Described sliding bar 6 is cylinder or stairstepping cylinder.

In a lock, have a side lock apparatus at least, described side lock apparatus comprises rotation slot 21, rotates locked groove 20, moving block 23, rotational pin 22, thrust spring 24, Telescopic spring 25, telescopic head 26; Described moving block 23 is fixed in rotation slot 21 by rotational pin 22, the angle of lock of moving block 23 stretches into and rotates in locked groove 20, there is telescopic hole the promote-side of moving block 23, Telescopic spring 25 and telescopic head 26 are installed in telescopic hole, Telescopic spring 25 is arranged on the bottom of telescopic hole, one end of telescopic head 26 is pressed on Telescopic spring 25, the other end exposes telescopic hole, one end that telescopic head 26 exposes telescopic hole is stretched in special bitting hole 16, and the top, one end of thrust spring 24 is pressed on moving block 23, other end top is pressed on the wall of rotation slot 21.When oblique vermicelli 19 on pushing tow key 17 promote to expose the telescopic head 26 in the telescopic hole being arranged in moving block 23 in special bitting hole 16, moving block 23 rotates rotating the untie-sell 22 that rotates of the angle of lock in locked groove 20, when two angles of lock of a moving block 23 are with the parallel longitudinal of the periphery of front lock core 2 or close to time parallel, angle of lock shifts out and rotates the locking of releasing to front lock core 2 after in locked groove 20; When pushing tow key 17 does not insert in special bitting hole 16, angle of lock locked front lock core 2 in rotation locked groove 20 of moving block 23.

Need not the oblique vermicelli 19 on the pushing tow key 17 of special bitting unblank time, do not shift out rotate locked groove 20 when promoting angle too small that the telescopic head 26 in the telescopic hole being arranged in moving block 23 a rotates angle of lock then before moving block 23, when promoting the angle of telescopic head 26 rotation be arranged in the telescopic hole in moving block 23 when excessive, an angle of lock after an angle of lock then before moving block 23 shifts out and rotates locked groove 20, below enters again and rotates locked groove 20, can not remove the locking to front lock core 2.

Described moving block 23 shape triangular in shape or the blocks of subtriangular shape, there is pin-and-hole at the middle part of blocks, the blocks of triangle or subtriangular shape has two angles of lock and a promote-side, has telescopic hole in the end of promote-side; Described telescopic hole is bearing bore, and two angle of lock line directions are installed towards the direction of rotating locked groove 20, and promote-side is installed towards the direction in special bitting hole 16; The untie-sell 22 that can rotate in rotation slot 21 of described moving block 23 is rotated, and before angle of lock is used for locking, lock core 2 can not rotate in lock core hole.

Described rotational pin 22 is pin or bolt, is fixed in the fixing hole in rotation slot 21, for through the pin-and-hole on moving block 23 and fixing moving block 23.

Described telescopic hole is the bearing bore on the promote-side on moving block 23, and for installing Telescopic spring 25 and telescopic head 26, telescopic head 26 can slide and can elongate or shorten in special bitting hole 16 in telescopic hole.

Described Telescopic spring 25 is stage clips, is the power promoting telescopic head 26.

Described telescopic head 26 is cylinders, and there are arcwall face or inclined-plane in one end that cylinder exposes telescopic hole, and the inclined-plane of the oblique vermicelli 19 that arcwall face or inclined-plane are used on pushing tow key 17 can enter in telescopic hole by oblique compression telescopic head 26.

Described thrust spring 24 is stage clip or torsion spring, is the power of lock core 2 before the angle of lock locking on moving block 23.

In a lock, have at least one to connect locking system; Described connection locking system comprises cross-drilled hole 28, longitudinal locked groove 27, locking seat 29, lock 31 and promotes spring 30, described locking seat 29 at cross-drilled hole 28 internal fixtion on connector 3, be provided with in locking seat 29 and promote spring 30 and lock 31, promote the bottom that spring 30 is arranged on locking seat 29, lock 31 is promoting the front end through locking seat 29 before spring 30, and lock 31 exposes the part of locking seat 29 in cross-drilled hole 28 or simultaneously in cross-drilled hole 28 and longitudinal locked groove 27.Insert when promoting connector 3 in stealthy hole in the front end of pushing tow key 17, connector 3 drives locking seat 29 to move backward, slide in the front end of lock 31 in longitudinal locked groove 27, the slope driving lock 31 of longitudinal locked groove 27 retreats and enters in locking seat 29, enter completely in lock core hole after the front end of lock 31 skids off longitudinal locked groove 27 along with moving of connector 3, the locking to front lock core 2 is removed in the front end of lock 31 in cross-drilled hole 28.When the front end of pushing tow key 17 is not inserted in stealthy hole, lock 31 is locked front lock core 2 in cross-drilled hole 28 and longitudinal locked groove 27.

Described locking seat 29 is pedestals of cylinder body type, has bearing bore or through hole in pedestal, and locking seat 29 is fixed on connector 3, is arranged in cross-drilled hole 28; Described locking seat 29 promotes spring 30 and lock 31 for installing;

Described lock 31 is cylinders, and the one end stretched in longitudinal locked groove 27 is arcwall face or inclined-plane or plane; Described lock 31 can not rotate in lock core hole for lock core before locking 2, and lock 31 stretches into the end of one end of longitudinal locked groove 27 for sliding in longitudinal locked groove 27.

Described promotion spring 30 is stage clips.

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 propulsion arm 18 and the shank of the key, and pushing tow key 17 and propulsion arm 18 are fixed on the shank of the key; Described the shank of the key is the shank of key, propulsion arm 18 is cylinders, pushing tow key 17 promotes key, the part that pushing tow key 17 inserts the key in special bitting hole 16 has at least on a lateral and have oblique vermicelli 19, oblique vermicelli 19 rotate for promoting telescopic head 26 untie-sell 22 that rotates, and the inclined-plane of oblique vermicelli 19 is used for oblique compression telescopic head 26; 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 confuse robber, increasing unlocking difficulty, front lock core 2 being provided with or not establishing and false drawing hole 5, be only provided with false when drawing hole 5 on front lock core 2, special bitting can have false propulsion arm 18 or there is no false propulsion arm 18.

In order to increase safety and the disguise of theftproof lock, rear lock core 13 is movably arranged on the rearward end of front lock core 2, disconnects completely and hiddenly realizes being connected stealth, do not have the insertion of pushing tow key 17 can not connect and transmit power to rear lock core 13 with front lock core 2; It is stealthy that the locked front lock core 2 of angle of lock of the moving block 23 of side lock apparatus realizes interlocking, and the telescopic head 26 not having pushing tow key 17 to insert to promote the promote-side of moving block 23 in special bitting hole 16 can not opening side locking device; The locked front lock core 2 of lock 31 connecting locking system realizes interlocking stealth, does not have pushing tow key 17 to insert promotion connector 3 in stealthy hole and can not open connection locking system; Expanding plate 8 is simultaneously in expansion groove 7 and in lock groove 9, do not have the insertion of propulsion arm 18, expanding plate 8 can not move, and the arcwall face in lock groove 9 or inclined-plane can not guide and oblique compression expanding plate 8, expanding plate 8 can not enter in expansion groove 7, can not remove the locking to front lock core 2.

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, the locked front lock core 2 of expanding plate 8 is adopted to realize an outer locking; Adopt the angle of lock of moving block 23 locked to front lock core 2 and lock body 1 and lock 31 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 the angle of lock of expanding plate 8, moving block 23 and lock 31 stealth in lock core and lock body 1, realize interlocking stealthy.

Can promote sliding bar 6 smoothly to make the propulsion arm 18 in special bitting and pushing tow key 17 can promote connector 3 smoothly, described sliding bar 6 is equal with the length of sliding eye 11 or unequal, and propulsion arm 18 can insert to draw in hole 5 and promote sliding bar 6; Described pushing tow key 17 is longer than special bitting hole 16;

In order to open outer locking, the arcwall face of expanding plate 8 when mobile in lock groove 9 or inclined-plane oblique compression expanding plate 8, make expanding plate 8 exit in lock groove 9 and open an outer 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, oblique vermicelli 19 on pushing tow key 17 promote the telescopic head 26 of the promote-side of moving block 23 and the untie-sell 22 that rotates of the angle of lock of moving block 23 are rotated and to reach the line of two angles of lock parallel with lock core hole, angle of lock is shifted out rotate in locked groove 20, remove the locking to front lock core 2; While pushing tow key 17 inserts special bitting hole 16, propulsion arm 18 also inserts to draw in hole 5 and moves after promotion sliding bar 6, drive on the arcwall face of the deep-slotted chip breaker of expanding plate 8 in lock groove 9 or the inclined-plane of surface groove and slide, under the guiding on the arcwall face of the deep-slotted chip breaker on lock groove 9 or the inclined-plane of surface groove and extruding, the expansion end of expanding plate 8 is drawn close to the sliding bar 6 in expansion groove 7, expanding plate 8 leaves lock groove 9 along with moving after sliding bar 6, arrive the inwall of lock core hole and enter in expansion groove 7, opening an outer 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, the inclined-plane that connector 3 moves after driving locking seat 29 and makes the front end of lock 31 in longitudinal locked groove 27 or arcwall face slide, the front end of inclined-plane or arcwall face cant lock 31 and lock 31 is compressed in locking seat 29, move after continuation along with connector 3 and make lock 31 continue to enter in locking seat 29, make the front end of lock 31 exit longitudinal locked groove 27 gradually and enter in cross-drilled hole 28, remove 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, lock 31 enters locked front lock core 2 in longitudinal locked groove 27 under the powered promoting spring 30, completes the locking to front lock core 2; The untie-sell 22 that rotates under the powered of thrust spring 24 of the angle of lock of moving block 23 rotates and enters and rotate locked front lock core 2 in locked groove 20, completes the locking to front lock core 2; Expanding plate 8 enters in lock groove 9 under the promotion of guide springs 10 and under the powered of natural resiliency, presses to the arcwall face in lock groove 9 or inclined-plane, completes the locking to front lock core 2; Connector 3, under the promotion of return spring 4, exits connecting hole 12 and enters in stealthy hole completely, front lock core 2 is disconnected completely with rear lock core 13 and in can not being connected, front lock core 2 can not be connected with rear lock core 13.

When robber or the king that unblanks unblank with technical tool, steel wire stretches in special bitting hole 16 and have compressed telescopic head 26, but do not know that will rotate telescopic head 26 can open angle of lock, again cannot in special bitting hole 16 expanding plate 8 be pressed in expansion groove 7 open open locking; Outer locking can not be opened, can not opening side locking device, more can not open hiding connection locking system; Even if robber or the king that unblanks open outer locking and side lock apparatus, connect locking system and appointed front lock core 2 so locked, do not rotate front lock core 2; Even if the front lock core 2 of forced rotating again, but rear lock core 13 can not be rotated because connector 3 in stealthy hole is not connected with rear lock core 13.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key 17 to insert special bitting hole 16 in stealthy hole promote connector 3 enter in connecting hole 12, front lock core 2 and rear lock core 13 cannot be made simultaneously to rotate, can not theftproof lock be opened; Do not have pushing tow key 17 to insert in special bitting hole 16 to promote telescopic head 26 on moving block 23 can not opening side locking device, front lock core 2 cannot be made to rotate; Do not have pushing tow key 17 to insert in stealthy hole to promote connector 3 to drive lock 31 to slide in longitudinal locked groove 27 can not to open connection locking, front lock core 2 cannot be made to rotate; There is no the promotion of the propulsion arm 18 in special bitting, an outer locking can not be opened, expanding plate 8 can not be made to exit lock groove 9 and front lock core 2 can not be rotated, 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 outer 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, the angle of lock of moving block 23 and lock 31, 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. machinery adds a side chain theftproof lock, it is characterized in that: described machinery adds the latch system that side chain theftproof lock does not have cylinder lock, only has an outer latch system, side lock apparatus, connect locking system, synchronized links system, mainly comprises: lock body (1), front lock core (2), rear lock core (13), connector (3), return spring (4), draw hole (5), sliding bar (6), expansion groove (7), lock groove (9), expanding plate (8), guide springs (10), sliding eye (11), connecting hole (12), connect tongue (14), spring bearing bore (15), special bitting hole (16), rotation slot (21), rotate locked groove (20), moving block (23), rotational pin (22), thrust spring (24), Telescopic spring (25), telescopic head (26), cross-drilled hole (28), longitudinal locked groove (27), locking seat (29), lock (31), promote spring (30), special bitting,

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); Have in described front lock core (2) and draw hole (5), sliding eye (11), rotation slot (21), cross-drilled hole (28), specially bitting hole (16) and stealthy hole, 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; Described guide springs (10) is arranged on sliding eye (11) bottom, sliding bar (6) is had to be installed in expansion groove (7) and sliding eye (11) before guide springs (10), the fixed end of expanding plate (8) is fixed on the sliding bar (6) of this part in expansion groove (7), and the expansion end top of expanding plate (8) is pressed on arcwall face in lock groove (9) or inclined-plane; In described rotation slot (21), side lock apparatus is installed; Be provided with in described locking seat (29) and promote spring (30) and lock (31), promote the bottom that spring (30) is arranged on locking seat (29), lock (31) is promoting the front end through locking seat (29) before spring (30);

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 lock groove (9) in the circular hole part of lock core hole, rotate locked groove (20) and longitudinal locked groove (27), described lock groove (9) is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body (1), corresponding with the position of the expansion groove (7) on front lock core (2), and communicate; Described rotation locked groove (20) caves in, along the cannelure on lock core hole direction, the groove of cannelure is arcwall face or inclined-plane, corresponding with the position of the rotation slot (21) on front lock core (2) on lock core hole, for allowing lock core (2) rotation before movable and locking inside of the angle of lock of moving block (23); Described longitudinal locked groove (27) caves in, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane, longitudinal locked groove (27) is corresponding with the position of the cross-drilled hole (28) on front lock core (2) on lock core hole, for allowing lock (31) lock core (2) rotation before movable and locking inside;

Have special bitting hole (16), stealthy hole, rotation slot (21), cross-drilled hole (28) in described front lock core (2), draw hole (5), sliding eye (11) and expansion groove (7), described special bitting hole (16) and stealthy hole are all in the centre that front lock core (2) rotates or the centre close to rotation, and special bitting hole (16) is before stealthy hole; Be provided with connector (3) in described stealthy hole, there is stealthy hole the front end of connector (3), is provided with return spring (4) in stealthy hole; Described rotation slot (21) wears out outer round surface and the special bitting hole (16) of front lock core (2) on the lock core of special bitting hole (16) part of front lock core (2), communicate with rotation locked groove (20) and special bitting hole (16), and corresponding with the rotation locked groove (20) on lock core hole, for installation side locking device with allow the parts of side lock apparatus operate; Described cross-drilled hole (28) wears out the outer round surface of front lock core (2) and stealthy hole on the lock core of the stealthy bore portion of front lock core (2), communicate with longitudinal locked groove (27) and stealthy hole, and corresponding with the longitudinal locked groove (27) on lock core hole, for installing locking seat (29), promotion spring (30) and lock (31) and making locking seat (29), promotion spring (30) and lock (31) mobile in cross-drilled hole (28); Described to draw hole (5) be passing hole, the neutral gear place beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), communicates with sliding eye (11) before sliding eye (11); There are rank the inside of described sliding eye (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), draw hole (5) below with draw hole (5) and communicate, be divided into two sections by expansion groove (7); Described expansion groove (7) wears out the surface of front lock core (2) at the interlude of sliding eye (11), sliding eye (11) is divided into two sections, front and back, through with two sections, front and back sliding eye (11), communicate with lock groove (9);

A locking system is outward had at least in a lock, described inner support locking comprises sliding eye (11), draws hole (5), sliding bar (6), guide springs (10), expansion groove (7), expanding plate (8) and lock groove (9), described sliding eye (11) is below divided into two sections by expansion groove (7) what draw hole (5), the bottom of sliding eye (11) is provided with guide springs (10), guide springs (10) top is pressed on the sliding bar (6) before it, sliding bar (6) is arranged in sliding eye (11) and expansion groove (7), the middle part of sliding bar (6) is in expansion groove (7), two ends are in sliding eye (11), the sliding bar (6) of this part in expansion groove (7) is fixed with expanding plate (8), the expansion end top of expanding plate (8) is pressed on the inclined-plane in the arcwall face of the deep-slotted chip breaker in lock groove (9) or surface groove, expanding plate (8) in expansion groove (7) or expanding plate (8) simultaneously expanding in groove (7) and lock groove (9), propulsion arm (18) do not insert draw in hole (5) time, the fixed end of described expanding plate (8) in expansion groove (7), flared end in lock groove (9) front lock core (2) and lock body (1) locked, front lock core (2) can not rotate in lock body (1), realizes an outer locking, when propulsion arm (18) insertion is drawn in hole (5), the oblique compression on arcwall face in lock groove (9) of the flared end of expanding plate (8) or inclined-plane and under guiding, fixed end along expanding plate (8) is drawn close to expansion groove (7), along with the continuation of propulsion arm (18) promotes sliding bar (6), the expansion end of expanding plate (8) slips on inwall that arcwall face in lock groove (9) or sloped roof be pressed in the lock core hole in lock body (1) and enters in expansion groove (7), the locking of lock core (2) and lock body (1) before removing,

The both sides end face of described expanding plate (8) is the face of lock core before pintle hook lock (2) and lock body (1), expanding plate (8) is arranged in the expansion groove (7) on sliding bar (6), and the middle part of sliding bar (6) is fixed with expanding plate (8) at expansion groove (7) place;

Described expanding plate (8) is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar (6) and expanding plate (8);

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

In a lock, have a side lock apparatus at least, described side lock apparatus comprises rotation slot (21), rotates locked groove (20), moving block (23), rotational pin (22), thrust spring (24), Telescopic spring (25), telescopic head (26), described moving block (23) is fixed in rotation slot (21) by rotational pin (22), the angle of lock of moving block (23) stretches into and rotates in locked groove (20), there is telescopic hole the promote-side of moving block (23), Telescopic spring (25) and telescopic head (26) are installed in telescopic hole, Telescopic spring (25) is arranged on the bottom of telescopic hole, one end of telescopic head (26) is pressed on Telescopic spring (25), the other end exposes telescopic hole, one end that telescopic head (26) exposes telescopic hole is stretched in special bitting hole (16), the top, one end of thrust spring (24) is pressed on moving block (23), other end top is pressed on the wall of rotation slot (21), when oblique vermicelli (19) on pushing tow key (17) promote to expose telescopic head (26) in the telescopic hole being arranged in moving block (23) in special bitting hole (16), moving block (23) rotates rotating the untie-sell (22) that rotates of the angle of lock in locked groove (20), when two angles of lock of a moving block (23) are with the parallel longitudinal of the periphery of front lock core (2) or close to time parallel, angle of lock shifts out and rotates the locking of releasing to front lock core (2) after in locked groove (20), when pushing tow key (17) does not insert in special bitting hole (16), angle of lock locked front lock core (2) in rotation locked groove (20) of moving block (23),

Need not the oblique vermicelli (19) on the pushing tow key (17) of special bitting unblank time, the angle of lock of the angle too small rotated when the telescopic head (26) promoted in the telescopic hole being arranged in moving block (23) then before moving block (23) does not shift out and rotates locked groove (20), the angle rotated when the telescopic head (26) promoted in the telescopic hole being arranged in moving block (23) is when excessive, after an angle of lock then before moving block (23) shifts out and rotates locked groove (20), an angle of lock below enters again and rotates locked groove (20), the locking to front lock core (2) can not be removed,

Described moving block (23) shape triangular in shape or the blocks of subtriangular shape, there is pin-and-hole at the middle part of blocks, the blocks of triangle or subtriangular shape has two angles of lock and a promote-side, has telescopic hole in the end of promote-side; Described telescopic hole is bearing bore, and two angle of lock line directions are installed towards the direction of rotating locked groove (20), and promote-side is installed towards the direction of special bitting hole (16); The untie-sell (22) that can rotate in rotation slot (21) of described moving block (23) is rotated, and angle of lock is used for lock core (2) before locking and can not rotates in lock core hole;

Described rotational pin (22) is pin or bolt, is fixed in the fixing hole in rotation slot (21), for through the pin-and-hole on moving block (23) and fixing moving block (23);

Described telescopic hole is the bearing bore on the promote-side on moving block (23), for installing Telescopic spring (25) and telescopic head (26), telescopic head (26) can slide and can elongate or shorten in special bitting hole (16) in telescopic hole;

Described Telescopic spring (25) is stage clip, is the power promoting telescopic head (26);

Described telescopic head (26) is cylinder, there are arcwall face or inclined-plane in one end that cylinder exposes telescopic hole, and the inclined-plane of the oblique vermicelli (19) that arcwall face or inclined-plane are used on pushing tow key (17) can oblique compression telescopic head (26) enter in telescopic hole;

Described thrust spring (24) is stage clip or torsion spring, is the power of lock core (2) before the angle of lock locking on moving block (23);

In a lock, have at least one to connect locking system, described connection locking system comprises cross-drilled hole (28), longitudinal locked groove (27), locking seat (29), lock (31) and promotion spring (30), described locking seat (29) at cross-drilled hole (28) internal fixtion on connector (3), be provided with in locking seat (29) and promote spring (30) and lock (31), promote the bottom that spring (30) is arranged on locking seat (29), lock (31) is promoting the front end through locking seat (29) before spring (30), lock (31) exposes the part of locking seat (29) in cross-drilled hole (28) or simultaneously in cross-drilled hole (28) and longitudinal locked groove (27), when inserting promotion connector (3) in stealthy hole in the front end of pushing tow key (17), connector (3) drives locking seat (29) to move backward, slide in the front end of lock (31) in longitudinal locked groove (27), the slope driving lock (31) of longitudinal locked groove (27) retreats and enters in locking seat (29), enter completely in lock core hole after the front end of lock (31) skids off longitudinal locked groove (27) along with moving of connector (3), the locking to front lock core (2) is removed in the front end of lock (31) in cross-drilled hole (28), when the front end of pushing tow key (17) is not inserted in stealthy hole, lock (31) is locked front lock core (2) in cross-drilled hole (28) and longitudinal locked groove (27),

Described locking seat (29) is the pedestal of cylinder body type, has bearing bore or through hole in pedestal, and locking seat (29) is fixed on connector (3), is arranged in cross-drilled hole (28); Described locking seat (29) promotes spring (30) and lock (31) for installing;

Described lock (31) is cylinder, and the one end stretched in longitudinal locked groove (27) is arcwall face or inclined-plane or plane; Described lock (31) can not rotate in lock core hole for lock core before locking (2), and the end that lock (31) stretches into one end of longitudinal locked groove (27) is used for sliding in longitudinal locked groove (27);

Described promotion spring (30) is stage clip;

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 propulsion arm (18) and the shank of the key, and pushing tow key (17) and propulsion arm (18) are fixed on the shank of the key; Described the shank of the key is the shank of key, propulsion arm (18) is cylinder, pushing tow key (17) promotes key, the part that pushing tow key (17) inserts the key in special bitting hole (16) has at least on a lateral and has oblique vermicelli (19), oblique vermicelli (19) rotate for promoting telescopic head (26) untie-sell (22) that rotates, and the inclined-plane of oblique vermicelli (19) is used for oblique compression telescopic head (26); 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 confuse robber, increase unlocking difficulty, front lock core (2) is provided with or does not establish and false draw hole (5), only be provided with false when drawing hole (5) on front lock core (2), special bitting can have false propulsion arm (18) or there is no false propulsion arm (18);

In order to increase safety and the disguise of theftproof lock, rear lock core (13) is movably arranged on the rearward end of front lock core (2), 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); It is stealthy that the locked front lock core (2) of angle of lock of the moving block (23) of side lock apparatus realizes interlocking, and not having pushing tow key (17) to insert the telescopic head (26) of the promote-side promoting moving block (23) in special bitting hole (16) can not opening side locking device; The locked front lock core (2) of lock (31) connecting locking system realizes interlocking stealth, does not have pushing tow key (17) to insert promotion connector (3) in stealthy hole and can not open connection locking system; Expanding plate (8) is simultaneously in expansion groove (7) and in lock groove (9), there is no the insertion of propulsion arm (18), expanding plate (8) can not move, arcwall face in lock groove (9) or inclined-plane can not guide and oblique compression expanding plate (8), expanding plate (8) can not enter in expansion groove (7), can not remove the locking to front lock core (2);

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, expanding plate (8) locked front lock core (2) is adopted to realize an outer locking; Adopt the angle of lock of moving block (23) front lock core (2) and lock body (1) locked and lock (31) 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;

When unblanking with special bitting, special bitting hole (16) is inserted with the pushing tow key (17) of special bitting, in the process inserted, oblique vermicelli (19) on pushing tow key (17) promote the promote-side of moving block (23) telescopic head (26) and the angle of lock of moving block (23) is rotated untie-sell (22) rotates and to reach the line of two angles of lock parallel with lock core hole, angle of lock is shifted out rotate in locked groove (20), remove the locking to front lock core (2), while pushing tow key (17) inserts special bitting hole (16), propulsion arm (18) also inserts to draw in hole (5) and moves after promotion sliding bar (6), drive on expanding plate (8) arcwall face of deep-slotted chip breaker in lock groove (9) or the inclined-plane of surface groove and slide, under the arcwall face of deep-slotted chip breaker on lock groove (9) or the guiding on the inclined-plane of surface groove and extruding, the expansion end of expanding plate (8) is drawn close to the sliding bar (6) in expansion groove (7), expanding plate (8) leaves lock groove (9) along with moving after sliding bar (6), arrive the inwall of lock core hole and enter in expansion groove (7), open an outer locking, pushing tow key (17) is through after special bitting hole (16), the front end of pushing tow key (17) is inserted in stealthy hole and is promoted, in connector (3) insertion connecting hole (12), to complete the connection with front lock core (2) and rear lock core (13), while connector (3) movement, the inclined-plane that connector (3) moves after driving locking seat (29) and makes the front end of lock (31) in longitudinal locked groove (27) or arcwall face slide, the front end of inclined-plane or arcwall face cant lock (31) and make lock (31) compression in locking seat (29), move after continuation along with connector (3) and make lock (31) continue to enter in locking seat (29), the front end of lock (31) is made to exit longitudinal locked groove (27) gradually and enter in cross-drilled hole (28), remove 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), lock (31) enters locked front lock core (2) in longitudinal locked groove (27) under the powered promoting spring (30), completes the locking to front lock core (2); The untie-sell (22) that rotates under the powered of thrust spring (24) of the angle of lock of moving block (23) rotates and enters and rotate locked front lock core (2) in locked groove (20), completes the locking to front lock core (2); Expanding plate (8) enters in lock groove (9) under the promotion of guide springs (10) and under the powered of natural resiliency, press to the arcwall face in lock groove (9) or inclined-plane, complete the locking to front lock core (2); Connector (3) is under the promotion of return spring (4), exit connecting hole (12) and enter in stealthy hole completely, front lock core (2) is disconnected completely with rear lock core (13) and in can not being connected, front lock core (2) can not be connected with rear lock core (13);

When robber or the king that unblanks unblank with technical tool, steel wire stretches in special bitting hole (16) and have compressed telescopic head (26), but do not know that will rotate telescopic head (26) can open angle of lock, in special bitting hole (16), locking cannot be opened opening in expanding plate (8) press-in expansion groove (7) again; Outer locking can not be opened, can not opening side locking device, more can not open hiding connection locking system; Even if robber or the king that unblanks open outer locking and side lock apparatus, connect locking system and appointed front lock core (2) so locked, do not rotate front lock core (2); Even if forced rotating front lock core (2) again, but rear lock core (13) can not be rotated because connector (3) in stealthy hole is not connected with rear lock core (13);

Robber or unblank king need not specially bitting is unblanked time, entering promotion connector (3) in stealthy hole after not having pushing tow key (17) to insert special bitting hole (16) enters in connecting hole (12), front lock core (2) and rear lock core (13) cannot be made simultaneously to rotate, can not theftproof lock be opened; Do not have pushing tow key (17) to insert in special bitting hole (16) to promote telescopic head (26) on moving block (23) can not opening side locking device, front lock core (2) cannot be made to rotate; Do not have pushing tow key (17) to insert in stealthy hole to promote connector (3) to drive lock (31) to slide in longitudinal locked groove (27) connection locking can not be opened, front lock core (2) cannot be made to rotate; There is no the promotion of the propulsion arm (18) in special bitting, an outer locking can not be opened, expanding plate (8) can not be made to exit lock groove (9) and front lock core (2) can not be rotated, 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 outer 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), the angle of lock of moving block (23) and lock (31), 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. machinery according to claim 1 adds side chain theftproof lock, it is characterized in that: in order to can be real antitheft, adopt before lock core (2) disconnect realizing being connected stealth completely with rear lock core (13); Adopt the angle of lock of expanding plate (8), moving block (23) and lock (31) stealth in lock core and lock body (1), realize interlocking stealthy.

3. machinery according to claim 1 adds side chain theftproof lock, it is characterized in that: sliding bar (6) can be promoted smoothly in order to make the propulsion arm in special bitting (18)), described sliding bar (6) is equal or unequal with the length of sliding eye (11), and propulsion arm (18) can insert to draw in hole (5) and promote sliding bar (6).

4. machinery according to claim 1 adds side chain theftproof lock, it is characterized in that: in order to an outer locking can be opened, the arcwall face of expanding plate (8) when mobile in lock groove (9) or inclined-plane oblique compression expanding plate (8), make expanding plate (8) exit in lock groove (9) and open an outer locking.

5. machinery according to claim 1 adds side chain theftproof lock, it is characterized in that: in order to expand the scope of application, described machinery adds the place that side chain theftproof lock is suitable for the antitheft door of all kinds of needs, cabinet and so on and installs and uses, and comprises but be not only limited to being arranged on car door, security door, safety cabinet, strongbox, built-in lock door, built-in lock cabinet and common door and cashier's office in a shop common.

6. machinery according to claim 1 adds side chain theftproof lock, it is characterized in that: described electricity mixing locking anti-theft alarm lock rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; The angle of lock of expanding plate (8), moving block (23) and the locked front lock core (2) of lock (31), 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 integrate asynchronous, interlocking, stealth, self-locking, synchronized links the theftproof lock of several functions, safety parameters is high; Also be merely able to rotate front lock core (2) after the angle of lock of the outer locking that namely used barbarous means to damage, moving block (23) and lock (31), can not rotate be hidden in front lock core (2) below rear lock core (13), front lock core (2) is rotated and rear lock core (13) non rotating, serves real anti-theft function.

7. a machinery adds the manufacture method of side chain theftproof lock, it is characterized in that: lock body (1) during fabrication, there are via hole, lock core hole, lock groove (9) in the upper manufacture of lock body (1), rotate locked groove (20) and longitudinal locked groove (27), 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 lock groove (9); Described lock groove (9) creates deep-slotted chip breaker or the surface groove of depression on lock core hole, deep-slotted chip breaker creates arcwall face, surface groove creates inclined-plane, that deep-slotted chip breaker or surface groove create annular or be interrupted groove, communicate with lock core hole, corresponding with the expansion groove (7) on front lock core (2); Described rotation locked groove (20) is manufactured on lock core hole, cause depression, along the cannelure on lock core hole direction, the groove of cannelure creates arcwall face or inclined-plane, corresponding with the position of the rotation slot (21) on front lock core (2), for allowing lock core (2) rotation before movable and locking inside of the locking end of moving block (23); Described longitudinal locked groove (27) is manufactured on lock core hole, create depression, along the pod on lock core hole direction, the groove of pod creates arcwall face or inclined-plane, longitudinal locked groove (27) is corresponding with the position of the cross-drilled hole (28) on front lock core (2), for allowing lock (31) lock core (2) rotation before movable and locking inside;

Lock core during fabrication, carries out division system lock core and causes front lock core (2) and rear lock core (13); During fabrication, the upper manufacture of front lock core (2) has draws hole (5), sliding eye (11), expansion groove (7), rotation slot (21), cross-drilled hole (28), stealthy hole and special bitting hole (16) to described front lock core (2); The center of rotation position that described special bitting hole (16) and stealthy hole are manufactured on front lock core (2) is connected, specially join stealthy hole above, stealthy hole later; The shape of described special bitting hole (16) and the shape of pushing tow key (17) same or similar, the front portion of stealthy hole and connector (3) is same or similar; Described hole (5) of drawing creates passing hole, neutral gear place beyond the special bitting hole (16) being manufactured on the peripheral edge portion rotated close to front lock core (2), is manufactured on before sliding eye (11) and communicates with sliding eye (11); The inside of described sliding eye (11) creates rank or does not have the hole on 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 to draw after hole (5), the two ends of expansion groove (7), communicate with drawing hole (5) and expand groove (7); The periphery of front lock core (2) is worn out in the position that described expansion groove (7) is manufactured on the mid portion of sliding eye (11), communicate with the sliding eye (11) at expansion groove (7) two ends, corresponding with the position of the lock groove (9) on lock body (1); The lock core that described rotation slot (21) is manufactured on special bitting hole (16) part of front lock core (2) is worn out outer round surface and the special bitting hole (16) of front lock core (2), communicate with rotation locked groove (20) and special bitting hole (16), and corresponding with the rotation locked groove (20) on lock core hole, for installation side locking device with allow the parts of side lock apparatus operate; The lock core that described cross-drilled hole (28) is manufactured on the stealthy bore portion of front lock core (2) wears out the outer round surface of front lock core (2) and stealthy hole, communicate with longitudinal locked groove (27) and stealthy hole, and corresponding with the longitudinal locked groove (27) on lock core hole, for installing locking seat (29), promotion spring (30) and lock (31) and making locking seat (29), promotion spring (30) and lock (31) mobile in cross-drilled hole (28);

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

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

Moving block (23) creates the blocks of triangle or subtriangular shape, the middle part of blocks manufactures pin-and-hole, the blocks of triangle or subtriangular shape manufactures and has two angles of lock and a promote-side, manufacturing in the end of promote-side has telescopic hole; Two angle of lock line directions are installed towards the direction of rotating locked groove (20), and promote-side is installed towards the direction of special bitting hole (16);

Rotational pin (22) is pin or bolt, is fixed in the fixing hole in rotation slot (21), for through the pin-and-hole on moving block (23) and fixing moving block (23);

Telescopic spring (25) creates stage clip;

Thrust spring (24) creates stage clip or torsion spring;

Telescopic hole is manufactured on the promote-side on moving block (23), creates bearing bore, for installing Telescopic spring (25) and telescopic head (26);

Telescopic head (26) creates cylinder, one end manufacture that cylinder exposes telescopic hole has arcwall face or inclined-plane, and the inclined-plane of the oblique vermicelli (19) that arcwall face or inclined-plane are used on pushing tow key (17) can oblique compression telescopic head (26) enter in telescopic hole;

Promote spring (30) and create stage clip;

Locking seat (29) creates the pedestal of cylinder body type, is fixed on connector (3), is arranged in cross-drilled hole (28); Locking seat (29) promotes spring (30) and lock (31) for installing;

Described lock (31) creates cylinder, and the end stretching into one end of longitudinal locked groove (27) creates arcwall face or inclined-plane or plane; Lock (31) can not rotate in lock core hole for lock core before locking (2), and the end that lock (31) stretches into one end of longitudinal locked groove (27) is used for sliding in longitudinal locked groove (27);

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);

Unblank to enable special bitting, described special bitting during fabrication, pushing tow key (17) and propulsion arm (18) are manufactured on the shank of the key, the shank of the key of special bitting, pushing tow key (17) and propulsion arm (18) three part are manufactured as a whole, or is combined into as a whole after separately manufacturing; Described propulsion arm (18) creates cylinder or cone cylinder; Described pushing tow key (17) creates promotion key, the part that pushing tow key (17) inserts the key in special bitting hole (16) have at least manufacture on a lateral have oblique vermicelli (19), oblique vermicelli (19) are for promoting the telescopic head (26) on moving block (23), and oblique vermicelli (19) are for the telescopic head (26) in oblique compression telescopic hole; The length that described pushing tow key (17) manufactures is longer than the length of special bitting hole (16), and the part that the length of pushing tow key (17) is longer than special bitting hole (16) is used for promoting connector (3) insertion connecting hole (12); Described pushing tow key (17) creates with the shape of special bitting hole (16) same or similar, and special bitting hole (16) creates the hole of single groove or multiple-grooved or multidirectional groove; Described multidirectional groove comprises V-shaped groove, U-lag, two-way chute, three-dimensional groove, cross recess, five to groove, six to groove, seven to groove, eight to groove, plum blossom groove;

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

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

Be provided with front lock core (2) and rear lock core (13) in lock body (1), rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnects completely with front lock core (2), manufacture in described front lock core (2) to have and draw hole (5), sliding eye (11), rotation slot (21), cross-drilled hole (28), specially bitting hole (16) and stealthy hole, connector (3) is installed in stealthy hole, connecting hole (12) is had in described rear lock core (13), the rear end of rear lock core (13) is fixed with and connects tongue (14), be connected with link gear after connecting the via hole of tongue (14) through lock body (1) rear portion, link gear is connected with dead bolt, guide springs (10) is arranged on sliding eye (11) bottom, sliding bar (6) is had to be installed in expansion groove (7) and sliding eye (11) before guide springs (10), the fixed end of expanding plate (8) is fixed on the sliding bar (6) of this part in expansion groove (7), and the expansion end top of expanding plate (8) is pressed on arcwall face in lock groove (9) or inclined-plane, in described rotation slot (21), side lock apparatus is installed: moving block (23) is fixed in rotation slot (21) by rotational pin (22), the angle of lock of moving block (23) stretches into and rotates in locked groove (20), there is telescopic hole the promote-side of moving block (23), Telescopic spring (25) and telescopic head (26) are installed in telescopic hole, Telescopic spring (25) is arranged on the bottom of telescopic hole, one end of telescopic head (26) is pressed on Telescopic spring (25), the other end exposes telescopic hole, one end that telescopic head (26) exposes telescopic hole is stretched in special bitting hole (16), the top, one end of thrust spring (24) is pressed on moving block (23), other end top is pressed on the wall of rotation slot (21), be provided with in described locking seat (29) and promote spring (30) and lock (31), promote the bottom that spring (30) is arranged on locking seat (29), lock (31) is promoting the front end through locking seat (29) before spring (30).

8. add side chain theftproof lock according to claim 1 and machinery according to claim 7, it is characterized in that: for the ease of manufacturing and assembling, the manufacture hop count of lock core (2) before changing, the described easily manufactured needs of lock body (1) according to internal construction and the needs of manufacturing process, front lock core (2) segmentation manufacture again near the end or end in stealthy hole, or drawing the position segmentation manufacture again in hole (5), or in the position segmentation manufacture again of expansion groove (7), or in the position segmentation manufacture again of rotation slot (21), or in the position segmentation manufacture again of cross-drilled hole (28), 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).