CN104481291A - Mechanical antitheft lock with additional side lock - Google Patents

Abstract

The invention discloses a mechanical antitheft lock with an additional side lock. A rear lock cylinder and a front lock cylinder are completely disconnected and a connection body is hidden in an invisible hole; a connection hole is formed in the front face of the rear lock cylinder; a connection tongue is fixed on the rear face of the rear lock cylinder and penetrates through a through hole; a sliding rod in front of a guide spring in a sliding hole is mounted in a sliding hole; the sliding rod is mounted in an expansion groove and the sliding hole; a pulling fork is fixed on the sliding rod in the sliding groove by a connection pin; an expansion end of an expansion sheet ejects against a locking groove and is used for locking the front lock cylinder; a side lock device and a rotary locking device are used for tightly locking the front lock cylinder. An inclined hanging and direct pushing rotary type unlocking manner is adopted and integrates mechanical interlocking, invisibleness and connection invisibleness so that a thief cannot unlock the lock, and cannot synchronously unlock extension locking and rotate the rear lock cylinder; even if the extension locking, a rotary table and a corner are damaged by using a brutal means, the front lock cylinder can be rotated and the rear lock cylinder cannot be rotated, so that the complete antitheft effect is realized.

Description

Side chain additional mechanical theftproof lock

Technical field

The present invention relates to a kind of side chain additional mechanical theftproof lock 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, side chain additional mechanical theftproof lock of the present invention does not have the latch system of cylinder lock, only has an outer latch system, side lock apparatus, rotary catch, synchronized links system, mainly comprise: lock body, front lock core, rear lock core, connector, return spring, sliding eye, sliding bar, shift fork, connecting pin, top pressure spring, sliding tray, expansion groove, lock groove, expanding plate, guide springs, connecting hole, connect tongue, spring bearing bore, special bitting hole, special bitting, rotation slot, rotate locked groove, moving block, rotational pin, thrust spring, Telescopic spring, telescopic head, swivelling chute, rotate locked groove, push away handle, rotating disk, turning handle, corner, torsional spring, steady pin,

Be provided with front lock core and rear lock core in described lock body, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely with front lock core; There are sliding eye, expansion groove, sliding tray, rotation slot, swivelling chute, specially bitting hole and stealthy hole in described front lock core, in stealthy hole, connector are 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, the expansion end top of expanding plate is pressed on arcwall face in lock groove or inclined-plane, thrust hole place on sliding bar before the fixed end of fixing expanding plate has shift fork to be fixed on sliding bar by connecting pin, and top pressure spring top is pressed on the fork of the shift fork in sliding tray; In described rotation slot, side lock apparatus is installed, in swivelling chute, rotary catch is installed.

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

Special bitting hole, stealthy hole, rotation slot, swivelling chute, sliding eye, sliding tray, expansion groove is had in described front lock core, described special bitting hole and stealthy hole all the centre that front lock core rotates or close to rotate centre, the previous section of special bitting hole at front lock core, the aft section of stealthy Kong Qian lock core; 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 swivelling chute wear out on the lock core of the stealthy bore portion of front lock core before the outer round surface of lock core and stealthy hole, communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate; Described sliding eye is that inside has rank or do not have the elongated hole on rank, two ends are all the end faces that blind hole or two ends wear out that front lock core is worn out in the end face of front lock core or one end, when sliding eye wears out end face, with screw blocking or with plug blocking or the position by jump ring restriction or the sliding bar limited in sliding eye or guide springs, the neutral gear place of sliding eye beyond the special bitting hole of the peripheral edge portion rotated close to front lock core, expanded groove and be divided into two sections; The surface of described expansion groove lock core before the interlude of sliding eye is worn out, sliding eye is divided into two sections, front and back, through with two sections, front and back sliding eye, communicate with sliding tray and lock groove, for the fixed end of fixing expanding plate and the entirety holding expanding plate when allowing the expansion end of expanding plate be squeezed; Described sliding tray communicates, for installing top pressure spring and allowing shift fork swing in sliding tray with expansion groove, sliding eye and special bitting hole in the inside of expansion groove; Described sliding eye and sliding tray and expand groove and be connected in one, in the lock core body of front lock core.

A locking system is outward had at least in a lock, outer described locking comprises sliding eye, sliding bar, thrust hole, shift fork, connecting pin, guide springs, top pressure spring, expansion groove, expanding plate, sliding tray and lock groove, the bottom of described 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 is in expansion groove, two ends are in sliding eye, the sliding bar of this part in expansion groove is fixed with expanding plate, shift fork is fixed in the thrust hole on the sliding bar before the fixed end of expanding plate by connecting pin, the top pressure spring top, one end be arranged in sliding tray is pressed in the fork of shift fork, 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, when special bitting is not inserted in special bitting hole, 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 special bitting hole drawback lock is inserted in special bitting, under the promotion of shift fork, sliding bar moves after promoting expanding plate, 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 sliding bar is moved, the expansion end of expanding plate slips on inwall that arcwall face in lock groove or sloped roof be pressed in the lock core hole in lock body and enters in expansion groove, the locking of lock core and lock body before removing,

Described sliding bar is cylinder or stairstepping cylinder, cylinder has thrust hole, and the two sides in thrust hole is provided with the pin hole being fixedly connected with pin end;

Described shift fork is Y-shaped fork or V-shaped fork, or triangle, shift fork is provided with pin-and-hole, and the pin-and-hole of described Y-shaped fork is at the shank of shift fork, the pin-and-hole of described V-shaped fork is in the junction of the fork of V-shaped, and described shift fork is that leg-of-mutton pin-and-hole is on a leg-of-mutton angle;

Described connecting pin is pin, is used for connecting shift fork and sliding bar;

Described guide springs and top pressure spring are stage clips;

Described expanding plate is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar and expanding plate; The both sides end face of described expanding plate is the face of lock core and lock body before pintle hook lock, and the fixed end of expanding plate is arranged on the sliding bar in expansion groove, is fixed on the middle part of sliding bar.

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.

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

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

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

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

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

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

Described torsional spring is stage clip or torsion spring;

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

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

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

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

Described special bitting comprises pushing tow key and the shank of the key, and pushing tow key is fixed on the shank of the key; Described pushing tow key promotes key, the part that pushing tow key inserts the key in special bitting hole having at least the middle part of a lateral to have the convex extension of protrusion, pushes away terrace before convex extension, pushing away terrace for pushing away extension shift fork; 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; The length of described pushing tow key is longer than the length in special bitting hole, and the part that the length of pushing tow key is longer than special bitting hole is used for promoting connector insertion connecting hole.

In order to 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 corner of rotary catch realizes interlocking stealth, and not having pushing tow key to insert promotion connector in stealthy hole can not open rotary catch; Expanding plate is simultaneously in expansion groove and in lock groove, do not have the insertion of pushing tow key, 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 completely, 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 rotating disk and corner front lock core and lock body locked realize rotating interlock; Before adopting, lock core and rear lock core disconnect being hidden in stealthy hole with connector completely and realize being connected stealth.

When unblanking with special bitting, special bitting hole is inserted with the pushing tow key of special bitting, in the process inserted, pushing tow 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, pushing tow on the key before a convex terrace that pushes away hung up tangle shift fork the fork or angle that expose sliding tray below, and promote shift fork and rotate around connecting pin, before shift fork one is made to pitch or sliding tray is exposed and one fork or angle proceed in sliding tray below in angle, now, pushing tow on the key below one convex hang up push away terrace tangle expose sliding tray shift fork before a fork or angle continue to promote shift fork, and now the front block of shift fork can not rotate around connecting pin on the aperture in thrust hole again, shift fork moves after just driving sliding bar, move after driving expanding plate simultaneously, along with the continuation of pushing tow key promotes, drive on the arcwall face of expanding plate in lock groove or inclined-plane and slide, under arcwall face on lock groove or the guiding on inclined-plane 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, arrive the inwall of lock core hole and enter in expansion groove, open 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, connector moves after driving and pushing away handle and promotes turning handle rotation, and drive rotating disk and corner to rotate, corner rotates and shifts out rotation locked groove, removes the locking to front lock core, now, rotate special bitting, rear lock core rotates with front lock core and is with the tongue that is dynamically connected to rotate, and connection lingual ribbon moves link gear and opens dead bolt and unblank.

When pushing tow key exits special bitting hole, corner under the powered of torsional spring around steady pin rotate and enter rotate locked groove internal lock dead before lock core, complete the locking to front lock core; The 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; Under the promotion of top pressure spring, pushing tow on the key before one convex hang up push away terrace tangle expose sliding tray shift fork before one fork or angle pull shift fork around connecting pin revolution and make before shift fork one pitch or angle enter in sliding tray, under the promotion of top pressure spring and under the promotion of guide springs, sliding bar moves forward and drives expanding plate to move forward, enter in lock groove under the flexible powered of expanding plate self, press to the arcwall face in lock groove or inclined-plane, complete 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, stretch in special bitting hole with steel wire and have compressed telescopic head, but do not know that will rotate telescopic head can open angle of lock, can not opening side locking device; And shift fork expose the fork of sliding tray or angle and the promote-side of the moving block exposed in rotation slot think by mistake be cylinder lock pushing tow pellet and attempt to expose in the fork of sliding tray or angle press-in sliding tray and opening theftproof lock in the moving block press-in rotation slot exposing rotation slot, when pressing fork or angle below, emerge again sliding tray and the steel wire that hook is dynamic is backed down in above one fork or angle, make robber or the king that unblanks has no way of doing it, add the moving block exposing rotation slot can not be pressed in rotation slot, front lock core can not rotate; Namely robber or the king that unblanks use steel wire to open outer locking and side lock apparatus, and rotary catch has appointed front lock core so locked, does not rotate front lock core; Even if the front lock core of forced rotating again, but rear lock core can not be rotated because connector in stealthy hole is not connected with rear lock core.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key to insert special bitting hole in stealthy hole promote connector enter in connecting hole, front lock core and rear lock core cannot be made simultaneously to rotate, can not theftproof lock be opened; 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; Not having pushing tow key to insert promotion connector in stealthy hole drives dial rotation to open rotary catch, and front lock core cannot be made to rotate; There is no the promotion of 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 rotating disk and corner, 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, adopt front lock core and rear lock core to disconnect rear connector completely and be hidden in stealthy hole and realize being connected stealth; The angle of lock of expanding plate, moving block and rotating disk and corner stealth is adopted to realize interlocking stealth in lock core and lock body.

In order to enable special bitting promote sliding bar and connector smoothly, the length of described sliding bar is shorter than the length of sliding eye; 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, the place that described side chain additional mechanical theftproof lock is applicable to the antitheft door of all kinds of needs, cabinet and so on is installed and used, and comprises but is not only limited to installing and using of car door, security door, safety cabinet, strongbox, built-in lock door, built-in lock cabinet and common door and common cabinet.

The manufacture of described side chain additional mechanical theftproof lock and method thereof, is characterized in that:

Lock body during fabrication, lock body manufactures and has via hole, lock core hole, lock groove, rotation locked groove and rotate 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 rotation 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 or plane, rotate locked groove corresponding with the position of the swivelling chute on front lock core, for allowing corner lock core rotation before movable and locking inside.

Lock core during fabrication, carries out division system lock core and causes front lock core and rear lock core; Described front lock core during fabrication, front lock core manufactures and has sliding eye, expansion groove, sliding tray, rotation slot, swivelling chute, stealthy hole and special bitting hole; The center of rotation position that described special bitting hole and stealthy hole are manufactured on front lock core is connected, specially join stealthy hole above, stealthy hole later; The shape in described special bitting hole and the shape of pushing tow key same or similar, the front portion of stealthy hole and connector is same or similar; The inside of described sliding eye creates rank or does not have the elongated hole on rank, it is all that blind hole or two ends create the end face of wearing out front lock core or one end creates the end face wearing out front lock core that two ends create, when sliding eye creates and wears out end face, the sliding bar blocking with screw or block with plug or limit with jump ring or limit in sliding eye or the position of guide springs, sliding eye is manufactured on neutral gear place beyond the special bitting hole of the peripheral edge portion rotated close to front lock core, is manufactured on the two ends of expansion groove, with sliding tray with expand groove and communicate; 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 the sliding tray inside expansion groove and two ends, corresponding with the position of the lock groove on lock body; Special bitting hole is worn out in the inside that described sliding tray is manufactured on expansion groove, communicates with expansion groove, sliding eye and special bitting hole; Described sliding eye and sliding tray and expand groove and create integrally, be manufactured in the lock core body of front lock core; 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 swivelling chute is manufactured on the stealthy bore portion of front lock core wears out the outer round surface of front lock core and stealthy hole, communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate.

Sliding bar creates cylinder or stairstepping cylinder, and cylinder manufactures thrust hole, and the two sides in thrust hole manufactures the pin hole being fixedly connected with pin end;

Shift fork creates Y-shaped fork or V-shaped fork, or create triangle, shift fork manufactures and has pin-and-hole, the pin-and-hole of described Y-shaped fork is manufactured on the shank of shift fork, the pin-and-hole of described V-shaped fork is manufactured on the junction of the fork of V-shaped, and described shift fork is that leg-of-mutton pin-and-hole is manufactured on a leg-of-mutton angle;

Connecting pin creates pin, is used for connecting shift fork and sliding bar;

Guide springs and top pressure spring create stage clip;

Expanding plate creates spring leaf or flexure strip, or adopts rigid disk and tension spring to carry out being combined into assembly, and tension spring top is pressed between sliding bar and expanding plate; The both sides end face of described expanding plate creates the face of lock core and lock body before pintle hook lock, and the fixed end of expanding plate is arranged on the sliding bar in expansion groove, is fixed on the middle part of sliding bar.

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.

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

Torsional spring creates stage clip or torsion spring.

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

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

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

In order to enable special bitting unblank, the shank of the key of special bitting and pushing tow key during fabrication, manufacture as a whole by described special bitting; Inserting at pushing tow key on the body keyway portion in special bitting hole has at least the middle part of a lateral to manufacture the convex extension having protrusion, manufacturing and pushes away terrace, pushing away terrace for pushing away extension shift fork before convex extension; The part that pushing tow key inserts the key in special bitting hole has 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 and have sliding eye, expansion groove, sliding tray, rotation slot, swivelling chute, specially bitting hole and stealthy hole, in stealthy hole, connector is installed; Have connecting hole in described rear lock core, the rear end of rear lock core is fixed with connection tongue, and connect tongue and be connected with link gear through after the via hole at lock body rear portion, link gear is connected with dead bolt.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 the part in expansion groove, the expansion end top of expanding plate is pressed on arcwall face in lock groove or inclined-plane, thrust hole place on sliding bar before the fixed end of fixing expanding plate has shift fork to be fixed on sliding bar by connecting pin, and top pressure spring top is pressed on the fork of the shift fork in sliding tray.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.Push away handle at swivelling chute internal fixtion on connector, described rotating disk is fixed in swivelling chute by steady pin, rotating disk is fixed with corner and turning handle, part or all of corner is in rotation locked groove, turning handle points to the direction in stealthy hole in swivelling chute, push away handle restriction turning handle pivotal angle before turning handle, have torsional spring top press below, one end of torsional spring push up be pressed on turning handle, other end top is pressed on the wall of swivelling chute.

For the ease of manufacturing and assembling, the manufacture hop count of lock core before changing, the easily manufactured needs of described lock body according to internal construction and the needs of manufacturing process, the segmentation manufacture again near the end or end in stealthy hole of front lock core, or in the position segmentation manufacture again of expansion groove, or in the segmentation manufacture again of the position of sliding tray, or in the segmentation manufacture again of the position of rotation slot, or in the segmentation manufacture again of the position of swivelling chute, 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.

Side chain additional mechanical theftproof lock of the present invention rational in infrastructure, to manufacture and easy to use, adopt oblique extension directly to push away rotary unblanking, interlocking, stealthy and antitheft effective; The angle of lock of expanding plate, moving block and rotating disk and the locked front lock core of corner, 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 theftproof lock, safety parameters is high; Namely be also merely able to rotate front lock core after the outer locking that used barbarous means to damage and rotating disk and corner, can not rotate be hidden in front lock core below rear lock core, make the rotation of front lock core and rear lock core non rotating, serve real anti-theft function.

Accompanying drawing explanation

The primary structure schematic diagram of Fig. 1 to be the shift fork of the inside of side chain additional mechanical theftproof lock be V-shaped;

Fig. 2 is the shift fork of the inside of side chain additional mechanical theftproof lock is leg-of-mutton primary structure schematic diagram;

Fig. 3 is the surface structure schematic diagram of the right view of Fig. 1 and Fig. 2;

Fig. 4 is the structural representation of front lock core in the cross section at rotation slot place;

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

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

Fig. 7 is the surface structure schematic diagram in the thrust hole on sliding bar;

Fig. 8 is the structural representation of front lock core in the cross section at sliding tray place;

Fig. 9 is the surface structure schematic diagram of special bitting.

Side chain additional mechanical theftproof lock shown in figure 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, shift fork 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, push away terrace 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, push away handle 27, turning handle 28, rotating disk 29, corner 30, torsional spring 31, sliding tray 32, connecting pin 33, top pressure spring 34, thrust hole 35.

Detailed description of the invention

Side chain additional mechanical theftproof lock of the present invention mainly comprises lock body 1, front lock core 2, rear lock core 13, connector 3, return spring 4, sliding eye 11, sliding bar 6, shift fork 5, connecting pin 33, top pressure spring 34, sliding tray 32, expansion groove 7, lock groove 9, expanding plate 8, guide springs 10, connecting hole 12, connect tongue 14, spring bearing bore 15, special bitting hole 16, special bitting, rotation slot 21, rotate locked groove 20, moving block 23, rotational pin 22, thrust spring 24, Telescopic spring 25, telescopic head 26, swivelling chute, rotate locked groove, push away handle 27, rotating disk 29, turning handle 28, corner 30, torsional spring 31, steady pin,

Be provided with front lock core 2 and rear lock core 13 in described lock body 1, rear lock core 13 is movably arranged on the rearward end of front lock core 2, disconnects completely with front lock core 2; There are sliding eye 11, expansion groove 7, sliding tray 32, rotation slot 21, swivelling chute, specially bitting hole 16 and stealthy hole in described front lock core 2, connector 3 is installed in stealthy hole; The rear end of described rear lock core 13 is fixed with and connects tongue 14, and connect tongue 14 and be connected with link gear through after the via hole at lock body 1 rear portion, link gear is connected with dead bolt; 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, the expansion end top of expanding plate 8 is pressed on arcwall face in lock groove 9 or inclined-plane, thrust hole 35 place on sliding bar 6 before the fixed end of fixing expanding plate 8 has shift fork 5 to be fixed on sliding bar 6 by connecting pin 33, and top pressure spring 34 top is pressed on the fork of the shift fork 5 in sliding tray 32; In described rotation slot 21, side lock apparatus is installed, in swivelling chute, rotary catch is installed.

There are lock core hole and via hole in center in described lock body 1, and via hole is used to allow and connects hole that tongue 14 passes, rearward end at lock body 1, lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core 2 and rear lock core 13, and front lock core 2 is arranged on before rear lock core 13; There is lock groove 9 in the circular hole part of lock core hole, rotate locked groove 20 and rotate locked groove, described lock groove 9 is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body 1, deep-slotted chip breaker there is arcwall face, surface groove there is inclined-plane, lock groove 9 is 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 rotation locked groove caves in, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane or plane, rotate locked groove corresponding with the position of the swivelling chute on front lock core 2 on lock core hole, for allow corner 30 inside before movable and locking lock core 2 rotate.

Special bitting hole 16, stealthy hole, rotation slot 21, swivelling chute, sliding eye 11, sliding tray 32, expansion groove 7 is had in described front lock core 2, described special bitting hole 16 and stealthy hole all in the centre that front lock core 2 rotates or close to the centre rotated, the previous section of special bitting hole 16 at front lock core 2, the aft section of stealthy Kong Qian lock core 2; 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 swivelling chute wear out on the lock core of the stealthy bore portion of front lock core 2 before the outer round surface of lock core 2 and stealthy hole, communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate; Described sliding eye 11 is that inside has rank or do not have the elongated hole on rank, two ends are all the end faces that blind hole or two ends wear out that front lock core 2 is worn out in the end face of front lock core 2 or one end, when sliding eye 11 wears out end face, with screw blocking or with plug blocking or the position by jump ring restriction or the sliding bar 6 limited in sliding eye 11 or guide springs 10, the neutral gear place of sliding eye 11 beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2, expanded groove 7 and be divided into two sections; The surface of described expansion groove 7 lock core 2 before the interlude of sliding eye 11 is worn out, sliding eye 11 is divided into two sections, front and back, through with two sections, front and back sliding eye 11, communicate with sliding tray 32 and lock groove 9, for the fixed end of fixing expanding plate 8 and the entirety holding expanding plate 8 when allowing the expansion end of expanding plate 8 be squeezed; Described sliding tray 32 communicates, for installing top pressure spring 34 and allowing shift fork 5 swing in sliding tray 32 with expansion groove 7, sliding eye 11 and special bitting hole 16 in the inside of expansion groove 7; Described sliding eye 11 and sliding tray 32 and expand groove 7 and be connected in one, in the lock core body of front lock core 2.

A locking system is outward had at least in a lock, outer described locking comprises sliding eye 11, sliding bar 6, thrust hole 35, shift fork 5, connecting pin 33, guide springs 10, top pressure spring 34, expansion groove 7, expanding plate 8, sliding tray 32 and lock groove 9, the bottom of described 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, shift fork 5 is fixed in the thrust hole 35 on the sliding bar 6 before the fixed end of expanding plate 8 by connecting pin 33, one end top pressure spring 34 top be arranged in sliding tray 32 is pressed in the fork of shift fork 5, 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, when special bitting is not inserted in special bitting hole 16, 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 special bitting hole 16 drawback lock is inserted in special bitting, under the promotion of shift fork 5, sliding bar 6 moves after promoting expanding plate 8, 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 sliding bar 6 is moved, the expansion end of expanding plate 8 slips on inwall that arcwall face in lock groove 9 or sloped roof be pressed in the lock core hole in lock body 1 and enters in expansion groove 7, the locking of lock core 2 and lock body 1 before removing.

Described sliding bar 6 is cylinder or stairstepping cylinder, cylinder has thrust hole 35, and the two sides in thrust hole 35 is provided with the pin hole being fixedly connected with pin 33 end.

Described shift fork 5 is Y-shaped fork or V-shaped fork, or triangle, shift fork 5 is provided with pin-and-hole, and the pin-and-hole of described Y-shaped fork is at the shank of shift fork 5, the pin-and-hole of described V-shaped fork is in the junction of the fork of V-shaped, and described shift fork 5 is that leg-of-mutton pin-and-hole is on a leg-of-mutton angle.

Described connecting pin 33 is pins, is used for connecting shift fork 5 and sliding bar 6.

Described guide springs 10 and top pressure spring 34 are stage clips.

Described expanding plate 8 is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar 6 and expanding plate 8; The both sides end face of described expanding plate 8 is faces of lock core 2 and lock body 1 before pintle hook lock, and the fixed end of expanding plate 8 is arranged on the sliding bar 6 in expansion groove 7, is fixed on the middle part of sliding bar 6.

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.

A rotary catch is had at least in a lock, described rotary catch comprises swivelling chute, rotate locked groove, push away handle 27, rotating disk 29, turning handle 28, corner 30, torsional spring 31, steady pin, described push away handle 27 at swivelling chute internal fixtion on connector 3, described rotating disk 29 is fixed in swivelling chute by steady pin, rotating disk 29 is fixed with corner 30 and turning handle 28, part or all of corner 30 is in rotation locked groove, turning handle 28 points to the direction in stealthy hole in swivelling chute, push away handle 27 before turning handle 28 and limit the pivotal angle of turning handle 28, torsional spring 31 is had to push up pressure below, the top, one end of torsional spring 31 is pressed on turning handle 28, other end top is pressed on the wall of swivelling chute.Insert when promoting connector 3 in stealthy hole in the front end of pushing tow key 17, connector 3 drives and pushes away handle 27 and promote turning handle 28, and turning handle 28 rotates at drive rotating disk 29 and corner 30, and corner 30 rotates and enters the locking of releasing to front lock core 2 swivelling chute in; When the front end of pushing tow key 17 is not inserted in stealthy hole, corner 30 is lock core 2 before rotation locked groove internal lock is dead.

The described handle 27 that pushes away is strip shape bodies, is fixed on connector 3, is arranged in swivelling chute, rotates around steady pin for pushing away handle 27.

Described rotating disk 29 and turning handle 28, corner 30 are an entirety, or combining of separating;

Described rotating disk 29 is the disc or blocks that can rotate around steady pin, and the centre of rotating disk 29 is porose, and steady pin is through the hole in the middle of rotating disk 29; Described rotating disk 29 pushes away handle 27 and corner 30 for connecting;

Described turning handle 28 is fixed on the strip shape body on rotating disk 29, rotates for driving rotating disk 29;

Described corner 30 is fixed on the blocks on rotating disk 29, is partly or entirely arranged on and rotates in locked groove, can not rotate for lock core before locking 2 in lock core hole.

Described torsional spring 31 is stage clip or torsion spring.

Described steady pin is pin or bolt, is fixed in the fixing hole rotated in locked groove, for fixing rotating disk 29.

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

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

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

Described special bitting comprises pushing tow key 17 and the shank of the key, and pushing tow key 17 is fixed on the shank of the key; Described pushing tow key 17 promotes key, the part that pushing tow key 17 inserts the key in special bitting hole 16 has at least the middle part of a lateral to have the convex extension of protrusion, pushes away terrace 18 before convex extension, pushes away terrace 18 and hang shift fork 5 for pushing away; 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; The length of described pushing tow key 17 is longer than the length in special bitting hole 16, and the length of pushing tow key 17 is used for promoting connector 3 than the part of special bitting hole 16 length and inserts connecting hole 12.

In order to 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 corner 30 of rotary catch realizes interlocking stealth, and not having pushing tow key 17 to insert promotion connector 3 in stealthy hole can not open rotary catch; Expanding plate 8 is simultaneously in expansion groove 7 and in lock groove 9, there is no the insertion of pushing tow key 17, 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 completely, 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 rotating disk 29 and corner 30 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, before adopting, lock core 2 and rear lock core 13 disconnect connector 3 afterwards completely and are hidden in stealthy hole and realize being connected stealth; The angle of lock of expanding plate 8, moving block 23 and rotating disk 29 is adopted to realize interlocking stealth in lock core and lock body 1 with corner 30 stealth.

In order to enable special bitting promote sliding bar 6 and connector 3 smoothly, the length of described sliding bar 6 is shorter than the length of sliding eye 11; 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, the terrace 18 that pushes away that one before on pushing tow key 17 convex hangs up tangles shift fork 5 fork below or angle that expose sliding tray 32, and promote shift fork 5 and rotate around connecting pin 33, before shift fork 5 one is made to pitch or sliding tray 32 is exposed and one fork or angle proceed in sliding tray 32 below in angle, now, on pushing tow key 17 below one convex hang up push away terrace 18 tangle expose sliding tray 32 shift fork 5 before a fork or angle continue to promote shift fork 5, and now the front block of shift fork 5 can not rotate around connecting pin 33 on the aperture in thrust hole 35 again, shift fork 5 moves after just driving sliding bar 6, move after driving expanding plate 8 simultaneously, along with the continuation of pushing tow key 17 promotes, drive on the arcwall face of expanding plate 8 in lock groove 9 or inclined-plane and slide, under arcwall face on lock groove 9 or the guiding on inclined-plane 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 behind special bitting hole 16, and the front end of pushing tow key 17 is inserted promotion connector 3 in stealthy hole and inserted in connecting hole 12, completes the connection with front lock core 2 and rear lock core 13, while connector 3 movement, connector 3 moves after driving and pushing away handle 27 and promotes turning handle 28 and rotate, and drive rotating disk 29 and corner 30 to rotate, corner 30 rotates and shifts out rotation locked groove, removes the locking to front lock core 2, now, rotate special bitting, rear lock core 13 rotates with front lock core 2 and is with the tongue 14 that is dynamically connected to rotate, and connects tongue 14 and drives link gear open dead bolt and unblank.

When pushing tow key 17 exits special bitting hole 16, corner 30 under the powered of torsional spring 31 around steady pin rotate and enter rotate locked groove internal lock dead before lock core 2, complete 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; Under the promotion of top pressure spring 34, one before on pushing tow key 17 convex hang up push away terrace 18 tangle expose sliding tray 32 shift fork 5 before a fork or angle pull shift fork 5 turn round around connecting pin 33 and make before shift fork 5 one to pitch or angle enters in sliding tray 32, under the promotion of top pressure spring 34 and under the promotion of guide springs 10, sliding bar 6 moves forward and drives expanding plate 8 to move forward, enter under the flexible powered of expanding plate 8 self in lock groove 9, press to the arcwall face in lock groove 9 or inclined-plane, complete the locking to front lock core 2; Connector 3, under the promotion of return spring 4, exits connecting hole 12 and enters in stealthy hole completely, 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, stretch in special bitting hole 16 with steel wire and have compressed telescopic head 26, but do not know that will rotate telescopic head 26 can open angle of lock, can not opening side locking device, and shift fork 5 expose the fork of sliding tray 32 or angle and the promote-side of the moving block 23 exposed in rotation slot 21 think by mistake be cylinder lock pushing tow pellet and attempt to open theftproof lock exposing in the fork of sliding tray 32 or angle press-in sliding tray 32 and the moving block 23 exposing rotation slot 21 being pressed in rotation slot 21, when pressing fork or angle below, emerge again the sliding tray 32 and steel wire that hook is dynamic is backed down in above one fork or angle, make robber or the king that unblanks has no way of doing it, adding the moving block 23 exposing rotation slot 21 can not be pressed in rotation slot 21, front lock core 2 can not rotate, namely robber or the king that unblanks use steel wire to open outer locking and side lock apparatus, and rotary catch has appointed front lock core 2 so locked, does not rotate front lock core 2, even if the front lock core 2 of forced rotating again, but rear lock core 13 can not be rotated because connector 3 in stealthy hole is not connected with rear lock core 13.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key 17 to insert special bitting hole 16 in stealthy hole promote connector 3 enter in connecting hole 12, front lock core 2 and rear lock core 13 cannot be made simultaneously to rotate, can not theftproof lock be opened; 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; Not having pushing tow key 17 to insert promotion connector 3 in stealthy hole drives rotating disk 29 rotation to open rotary catch, and front lock core 2 cannot be made to rotate; There is no the promotion of 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 rotating disk 29 and corner 30, 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. a side chain additional mechanical theftproof lock, is characterized in that: described side chain additional mechanical theftproof lock does not have the latch system of cylinder lock, only has an outer latch system, side lock apparatus, rotary catch, synchronized links system, mainly comprises: lock body (1), front lock core (2), rear lock core (13), connector (3), return spring (4), sliding eye (11), sliding bar (6), shift fork (5), connecting pin (33), top pressure spring (34), sliding tray (32), expansion groove (7), lock groove (9), expanding plate (8), guide springs (10), connecting hole (12), connect tongue (14), spring bearing bore (15), special bitting hole (16), special bitting, rotation slot (21), rotate locked groove (20), moving block (23), rotational pin (22), thrust spring (24), Telescopic spring (25), telescopic head (26), swivelling chute, rotate locked groove, push away handle (27), rotating disk (29), turning handle (28), corner (30), torsional spring (31), steady pin,

Be provided with front lock core (2) and rear lock core (13) in described lock body (1), rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnects completely with front lock core (2), there are sliding eye (11), expansion groove (7), sliding tray (32), rotation slot (21), swivelling chute, specially bitting hole (16) and stealthy hole in described front lock core (2), connector (3) is installed in stealthy hole, the rear end of described rear lock core (13) is fixed with and connects tongue (14), and be connected with link gear after connecting the via hole of tongue (14) through lock body (1) rear portion, link gear is connected with dead bolt, 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), the expansion end top of expanding plate (8) is pressed on arcwall face in lock groove (9) or inclined-plane, thrust hole (35) place on sliding bar (6) before the fixed end of fixing expanding plate (8) has shift fork (5) to be fixed on sliding bar (6) by connecting pin (33), top pressure spring (34) top is pressed on the fork of the shift fork (5) in sliding tray (32), in described rotation slot (21), side lock apparatus is installed, in swivelling chute, rotary catch is installed,

There are lock core hole and via hole in center in described lock body (1), and via hole is used to allow and connects hole that tongue (14) passes, rearward end in lock body (1), lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core (2) and rear lock core (13), and front lock core (2) is arranged on before rear lock core (13); There is lock groove (9) in the circular hole part of lock core hole, rotate locked groove (20) and rotate locked groove, described lock groove (9) is deep-slotted chip breaker or the surface groove of depression on the lock core hole in lock body (1), deep-slotted chip breaker there is arcwall face, surface groove there is inclined-plane, lock groove (9) is 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 allowing lock core (2) rotation before movable and locking inside of the angle of lock of moving block (23); Described rotation locked groove caves in, along the pod on lock core hole direction, the groove of pod is arcwall face or inclined-plane or plane, rotate locked groove corresponding with the position of the swivelling chute on front lock core (2) on lock core hole, for allowing corner (30) lock core (2) rotation before movable and locking inside;

Special bitting hole (16), stealthy hole, rotation slot (21), swivelling chute, sliding eye (11), sliding tray (32), expansion groove (7) is had in described front lock core (2), described special bitting hole (16) and stealthy hole all the centre that front lock core (2) rotates or close to rotate centre, the aft section of the previous section of special bitting hole (16) in front lock core (2), stealthy Kong Qian lock core (2); 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 swivelling chute wears out the outer round surface of front lock core (2) and stealthy hole on the lock core of the stealthy bore portion of front lock core (2), communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate; Described sliding eye (11) is that inside has rank or do not have the elongated hole on rank, two ends are all the end faces that blind hole or two ends wear out that front lock core (2) are worn out in the end face of front lock core (2) or one end, when sliding eye (11) wears out end face, with screw blocking or with plug blocking or the position by jump ring restriction or the sliding bar (6) limited in sliding eye (11) or guide springs (10), the neutral gear place of sliding eye (11) beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), expanded groove (7) and be divided into two sections; 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 sliding tray (32) and lock groove (9), for the fixed end of fixing expanding plate (8) and the entirety holding expanding plate (8) when allowing the expansion end of expanding plate (8) be squeezed; Described sliding tray (32) communicates, for installing top pressure spring (34) and allowing shift fork (5) swing in sliding tray (32) with expansion groove (7), sliding eye (11) and special bitting hole (16) in the inside of expansion groove (7); Described sliding eye (11) and sliding tray (32) and expand groove (7) and be connected in one, in the lock core body of front lock core (2);

A locking system is outward had at least in a lock, outer described locking comprises sliding eye (11), sliding bar (6), thrust hole (35), shift fork (5), connecting pin (33), guide springs (10), top pressure spring (34), expansion groove (7), expanding plate (8), sliding tray (32) and lock groove (9), the bottom of described 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), shift fork (5) is fixed in the thrust hole (35) on the sliding bar (6) before the fixed end of expanding plate (8) by connecting pin (33), one end top pressure spring (34) top be arranged in sliding tray (32) is pressed in the fork of shift fork (5), 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), when special bitting is not inserted in special bitting hole (16), 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 special bitting hole (16) drawback lock is inserted in special bitting, under the promotion of shift fork (5), sliding bar (6) moves after promoting expanding plate (8), 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 sliding bar (6) is moved, the expansion end of expanding plate (8) slips on inwall that arcwall face in lock groove (9) or sloped roof be pressed in the lock core hole in lock body (1) and enters in expansion groove (7), the locking of lock core (2) and lock body (1) before removing,

Described sliding bar (6) is cylinder or stairstepping cylinder, cylinder has thrust hole (35), and the two sides of thrust hole (35) is provided with the pin hole being fixedly connected with pin (33) end;

Described shift fork (5) is Y-shaped fork or V-shaped fork, or triangle, shift fork (5) is provided with pin-and-hole, the shank of pin-and-hole in shift fork (5) of described Y-shaped fork, the pin-and-hole of described V-shaped fork is in the junction of the fork of V-shaped, and described shift fork (5) is that leg-of-mutton pin-and-hole is on a leg-of-mutton angle;

Described connecting pin (33) is pin, is used for connecting shift fork (5) and sliding bar (6);

Described guide springs (10) and top pressure spring (34) are stage clips;

Described expanding plate (8) is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, and tension spring top is pressed between sliding bar (6) and expanding plate (8); The both sides end face of described expanding plate (8) is the face of lock core before pintle hook lock (2) and lock body (1), and the fixed end of expanding plate (8) is arranged on the middle part that the sliding bar (6) expanded in groove (7) is upper, be fixed on sliding bar (6);

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);

A rotary catch is had at least in a lock, described rotary catch comprises swivelling chute, rotate locked groove, push away handle (27), rotating disk (29), turning handle (28), corner (30), torsional spring (31), steady pin, described push away handle (27) at swivelling chute internal fixtion on connector (3), described rotating disk (29) is fixed in swivelling chute by steady pin, rotating disk (29) is fixed with corner (30) and turning handle (28), part or all of corner (30) is in rotation locked groove, turning handle (28) points to the direction in stealthy hole in swivelling chute, handle (27) restriction turning handle (28) pivotal angle is pushed away before turning handle (28), torsional spring (31) is had to push up pressure below, the top, one end of torsional spring (31) is pressed on turning handle (28), other end top is pressed on the wall of swivelling chute, when inserting promotion connector (3) in stealthy hole in the front end of pushing tow key (17), connector (3) drives and pushes away handle (27) promotion turning handle (28), turning handle (28) rotates in drive rotating disk (29) and corner (30), and corner (30) rotates and enters in swivelling chute the locking removed front lock core (2), when the front end of pushing tow key (17) is not inserted in stealthy hole, corner (30) is lock core (2) before rotation locked groove internal lock is dead,

It is described that to push away handle (27) be strip shape body, be fixed on connector (3) upper, be arranged in swivelling chute, rotate around steady pin for pushing away handle (27);

Described rotating disk (29) and turning handle (28), corner (30) are an entirety, or combining of separating;

Described rotating disk (29) is the disc or blocks that can rotate around steady pin, and the centre of rotating disk (29) is porose, and steady pin is through the hole in the middle of rotating disk (29); Described rotating disk (29) pushes away handle (27) and corner (30) for connecting;

Described turning handle (28) is fixed on the strip shape body on rotating disk (29), rotates for driving rotating disk (29);

Described corner (30) is fixed on the blocks on rotating disk (29), is partly or entirely arranged on and rotates in locked groove, can not rotate for lock core before locking (2) in lock core hole;

Described torsional spring (31) is stage clip or torsion spring;

Described steady pin is pin or bolt, is fixed in the fixing hole rotated in locked groove, for fixing rotating disk (29);

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

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

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

Described special bitting comprises pushing tow key (17) and the shank of the key, and pushing tow key (17) is fixed on the shank of the key; Described pushing tow key (17) promotes key, the part that pushing tow key (17) inserts the key in special bitting hole (16) have at least the middle part of a lateral to have the convex extension of protrusion, push away terrace (18) before convex extension, push away terrace (18) and hang shift fork (5) for pushing away; 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); The length of described pushing tow key (17) is longer than the length of special bitting hole (16), and the part that the length of pushing tow key (17) is longer than special bitting hole (16) is used for promoting connector (3) insertion connecting hole (12);

In order to 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 corner (30) of rotary catch realizes interlocking stealth, and not having pushing tow key (17) to insert promotion connector (3) in stealthy hole can not open rotary catch; Expanding plate (8) is simultaneously in expansion groove (7) and in lock groove (9), there is no the insertion of pushing tow key (17), 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) completely, 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 rotating disk (29) and corner (30) 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), the terrace (18) that pushes away that one before on pushing tow key (17) convex hangs up tangles shift fork (5) fork below or angle that expose sliding tray (32), and promote shift fork (5) and rotate around connecting pin (33), one before shift fork (5) is made to pitch or sliding tray (32) is exposed and one fork or angle proceed in sliding tray (32) below in angle, now, on pushing tow key (17) below one convex hang up push away terrace (18) tangle expose sliding tray (32) shift fork (5) before a fork or angle continue to promote shift fork (5), and now the front block of shift fork (5) can not rotate around connecting pin (33) on the aperture of thrust hole (35) again, shift fork (5) moves after just driving sliding bar (6), move after driving expanding plate (8) simultaneously, along with the continuation of pushing tow key (17) promotes, drive on expanding plate (8) arcwall face in lock groove (9) or inclined-plane and slide, under arcwall face on lock groove (9) or the guiding on inclined-plane 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, connector (3) moves after driving and pushing away handle (27) and promotes turning handle (28) rotation, rotating disk (29) and corner (30) is driven to rotate, corner (30) rotates and shifts out rotation locked groove, removes the locking to front lock core (2), now, rotate special bitting, rear lock core (13) rotates with front lock core (2) and is with the tongue (14) that is dynamically connected to rotate, and connects tongue (14) and drives link gear open dead bolt and unblank,

When pushing tow key (17) exits special bitting hole (16), corner (30) under the powered of torsional spring (31) around steady pin rotate and enter rotate locked groove internal lock dead before lock core (2), complete 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), under the promotion of top pressure spring (34), one before on pushing tow key (17) convex hang up push away terrace (18) tangle expose sliding tray (32) shift fork (5) before a fork or angle pulls shift fork (5) to make one before shift fork (5) to pitch around connecting pin (33) revolution or angle enters in sliding tray (32), under the promotion of top pressure spring (34) and under the promotion of guide springs (10), sliding bar (6) moves forward and drives expanding plate (8) to move forward, enter under the flexible powered of expanding plate (8) self in lock groove (9), 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, stretch in special bitting hole (16) with steel wire and have compressed telescopic head (26), but do not know that will rotate telescopic head (26) can open angle of lock, can not opening side locking device, and shift fork (5) expose the fork of sliding tray (32) or angle and the promote-side of the moving block (23) exposed in rotation slot (21) think by mistake be cylinder lock pushing tow pellet and attempt to expose in the fork of sliding tray (32) or angle press-in sliding tray (32) and opening theftproof lock in the moving block (23) press-in rotation slot (21) exposing rotation slot (21), when pressing fork or angle below, emerge again sliding tray (32) and the steel wire that hook is dynamic is backed down in above one fork or angle, make robber or the king that unblanks has no way of doing it, adding the moving block (23) exposing rotation slot (21) can not be pressed in rotation slot (21), front lock core (2) can not rotate, namely robber or the king that unblanks use steel wire to open outer locking and side lock apparatus, and rotary catch has appointed front lock core (2) so locked, does not rotate front lock core (2), even if forced rotating front lock core (2) again, but rear lock core (13) can not be rotated because connector (3) in stealthy hole is not connected with rear lock core (13),

Robber or unblank king need not specially bitting is unblanked time, entering promotion connector (3) in stealthy hole after not having pushing tow key (17) to insert special bitting hole (16) enters in connecting hole (12), front lock core (2) and rear lock core (13) cannot be made simultaneously to rotate, can not theftproof lock be opened; 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; Not having pushing tow key (17) to insert promotion connector (3) in stealthy hole drives rotating disk (29) rotation to open rotary catch, and front lock core (2) cannot be made to rotate; There is no the promotion of 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 rotating disk (29) and corner (30), 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. side chain additional mechanical theftproof lock according to claim 1, it is characterized in that: in order to can be real antitheft, before adopting, lock core (2) and rear lock core (13) disconnect connector (3) afterwards completely and are hidden in stealthy hole and realize being connected stealth; The angle of lock of expanding plate (8), moving block (23) and rotating disk (29) is adopted to realize interlocking stealth in lock core and lock body (1) with corner (30) stealth.

3. side chain additional mechanical theftproof lock according to claim 1, is characterized in that: in order to enable special bitting promote sliding bar (6) smoothly, the length of described sliding bar (6) is shorter than the length of sliding eye (11).

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

6. side chain additional mechanical theftproof lock according to claim 1, is characterized in that: described side chain additional mechanical theftproof 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 rotating disk (29) and the locked front lock core (2) of corner (30), 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 theftproof lock, safety parameters is high; Namely be also merely able to rotate front lock core (2) after the outer locking that used barbarous means to damage and rotating disk (29) and corner (30), can not rotate be hidden in front lock core (2) below rear lock core (13), front lock core (2) is rotated and rear lock core (13) non rotating, serves real anti-theft function.

7. the manufacture method of a side chain additional mechanical 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 rotate locked groove, 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 rotation 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 or plane, rotate locked groove corresponding with the position of the swivelling chute on front lock core (2), for allowing corner (30) lock core (2) rotation before movable and locking inside;

Lock core during fabrication, carries out division system lock core and causes front lock core (2) and rear lock core (13), during fabrication, the upper manufacture of front lock core (2) has sliding eye (11), expansion groove (7), sliding tray (32), rotation slot (21), swivelling chute, 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, the inside of described sliding eye (11) creates rank or does not have the elongated hole on rank, it is all that blind hole or two ends create the end face of wearing out front lock core (2) or one end creates the end face wearing out front lock core (2) that two ends create, when sliding eye (11) creates and wears out end face, the sliding bar (6) blocking with screw or block with plug or limit with jump ring or limit in sliding eye (11) or the position of guide springs (10), sliding eye (11) is manufactured on the neutral gear place beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), be manufactured on the two ends of expansion groove (7), with sliding tray (32), communicate with expansion 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 tray (32) of expansion groove (7) the inside and the sliding eye (11) at two ends, corresponding with the position of the lock groove (9) on lock body (1), special bitting hole (16) is worn out in the inside that described sliding tray (32) is manufactured on expansion groove (7), communicates with expansion groove (7), sliding eye (11) and special bitting hole (16), described sliding eye (11) and sliding tray (32) and expand groove (7) and create integrally, be manufactured in the lock core body of front lock core (2), 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 swivelling chute is manufactured on the stealthy bore portion of front lock core (2) wears out the outer round surface of front lock core (2) and stealthy hole, communicate with rotation locked groove and stealthy hole, and corresponding with the rotation locked groove on lock core hole, for installing rotary locking and allowing the parts of rotary locking operate,

Sliding bar (6) creates cylinder or stairstepping cylinder, and cylinder manufactures thrust hole (35), and the two sides of thrust hole (35) manufactures the pin hole being fixedly connected with pin (33) end;

Shift fork (5) creates Y-shaped fork or V-shaped fork, or create triangle, the upper manufacture of shift fork (5) has pin-and-hole, the pin-and-hole of described Y-shaped fork is manufactured on the shank of shift fork (5), the pin-and-hole of described V-shaped fork is manufactured on the junction of the fork of V-shaped, and described shift fork (5) is that leg-of-mutton pin-and-hole is manufactured on a leg-of-mutton angle;

Connecting pin (33) creates pin, is used for connecting shift fork (5) and sliding bar (6);

Guide springs (10) and top pressure spring (34) create stage clip;

Expanding plate (8) creates spring leaf or flexure strip, or adopts rigid disk and tension spring to carry out being combined into assembly, and tension spring top is pressed between sliding bar (6) and expanding plate (8); The both sides end face of described expanding plate (8) creates the face of lock core (2) and lock body (1) before pintle hook lock, and the fixed end of expanding plate (8) is arranged on the middle part that sliding bar (6) in expansion groove (7) is upper, be fixed on sliding bar (6);

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;

Steady pin creates pin or bolt, is fixed in the fixing hole rotated in locked groove, for fixing rotating disk (29);

Torsional spring (31) creates stage clip or torsion spring;

Push away handle (27) and create strip shape body, being fixed on connector (3), being arranged in swivelling chute, rotating around steady pin for pushing away handle (27);

Rotating disk (29) and turning handle (28), corner (30) manufacture as a whole, or combine after manufacturing respectively; Described rotating disk (29) creates the disc or blocks that can rotate around steady pin, and manufacture porose in the middle of rotating disk (29), steady pin is through the hole in the middle of rotating disk (29); Described rotating disk (29) pushes away handle (27) and corner (30) for connecting; Described turning handle (28) creates the strip shape body be fixed on rotating disk (29), rotates for driving rotating disk (29); Described corner (30) creates the blocks be fixed on rotating disk (29), is partly or entirely arranged on and rotates in locked groove, can not rotate for lock core before locking (2) in lock core hole;

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

In order to enable special bitting unblank, the shank of the key of special bitting and pushing tow key (17) during fabrication, manufacture as a whole by described special bitting; Inserting at pushing tow key (17) on the body keyway portion in special bitting hole (16) has at least the middle part of a lateral to manufacture the convex extension having protrusion, manufacture before convex extension and push away terrace (18), push away terrace (18) and hang shift fork (5) for pushing away; 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) and have sliding eye (11), expansion groove (7), sliding tray (32), rotation slot (21), swivelling chute, 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 the part in expansion groove (7), the expansion end top of expanding plate (8) is pressed on arcwall face in lock groove (9) or inclined-plane, thrust hole (35) place on sliding bar (6) before the fixed end of fixing expanding plate (8) has shift fork (5) to be fixed on sliding bar (6) by connecting pin (33), top pressure spring (34) top is pressed on the fork of the shift fork (5) in sliding tray (32), 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), push away handle (27) at swivelling chute internal fixtion on connector (3), described rotating disk (29) is fixed in swivelling chute by steady pin, rotating disk (29) is fixed with corner (30) and turning handle (28), part or all of corner (30) is in rotation locked groove, turning handle (28) points to the direction in stealthy hole in swivelling chute, handle (27) restriction turning handle (28) pivotal angle is pushed away before turning handle (28), torsional spring (31) is had to push up pressure below, the top, one end of torsional spring (31) is pressed on turning handle (28), other end top is pressed on the wall of swivelling chute.

8. according to claim 1 and side chain additional mechanical theftproof lock according to claim 7, it is characterized in that: for the ease of manufacturing and assembling, the manufacture hop count of lock core (2) before changing, the described easily manufactured needs of lock body (1) according to internal construction and the needs of manufacturing process, front lock core (2) segmentation manufacture again near the end or end in stealthy hole, or in the position segmentation manufacture again of expansion groove (7), or in the position segmentation manufacture again of sliding tray (32), or in the position segmentation manufacture again of rotation slot (21), or in the segmentation manufacture again of the position of swivelling chute, 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).