CN104453459A

CN104453459A - Anti-theft mechanical interlocking lock free of pin tumbler

Info

Publication number: CN104453459A
Application number: CN201410586067.8A
Authority: CN
Inventors: 徐浩钟
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-10-29
Filing date: 2014-10-29
Publication date: 2015-03-25

Abstract

The invention discloses an anti-theft mechanical interlocking lock free of a pin tumbler. A rear lock cylinder is completely disconnected with a front lock cylinder, a sliding hole, a special key hole and a hidden hole are formed in the front lock cylinder, a connector is arranged in the hidden hole, the connector is disconnected with the rear lock cylinder, a locking hole and a connection hole are formed in the rear lock cylinder, a connection tongue of the rear end of the rear lock cylinder penetrates through a through hole, is connected with a linkage mechanism and then is connected with a lock tongue, a locking head is in front of a locking spring in a locking socket hole, the locking head and an ejector post are installed in the locking hole, a sliding rod in front of the ejector post is installed in the sliding hole, the fixed end of an expansion piece is fixed in an expansion groove, and an expansion end of the expansion piece extends into a locking groove and locks the front lock cylinder. Mechanical interlocking and hiding and hidden connection of the front lock cylinder and the rear lock cylinder are connected into a whole, and accordingly a thief can not open an interlocking device or rotate the rear lock cylinder. Even if the thief damages the interlocking portion and the self-locking portion with brutal means, only the front lock cylinder can be rotated, the rear lock cylinder does not rotate, and a complete and thorough anti-theft function is achieved.

Description

Antitheftly mechanical interlockedly to lock without bullet

Technical field

The present invention relates to that the one in theftproof lock field is antitheft mechanical interlockedly locks without bullet.

Background technology

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

summary of the invention

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

For achieving the above object, the antitheft mechanical interlocked latch system not having cylinder lock without bullet lock of the present invention, only have interior expansion latch system, synchronized links system, asynchronous interlock system, mainly comprise: lock body, front lock core, rear lock core, connector, return spring, draw hole, sliding eye, sliding bar, sliding tray, sliding shoe, lock groove, expansion groove, expanding plate, locking spring, locking bearing bore, connecting hole, connection tongue, spring bearing bore, specially bitting hole, specially bitting, locking head, fore-set, locking hole;

Be provided with front lock core and rear lock core in described lock body, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely with front lock core; Have in described front lock core and draw hole, sliding eye, sliding tray, specially bitting hole and stealthy hole, in stealthy hole, connector is installed; Locking hole and connecting hole on described rear lock core, the rear end of rear lock core is fixed with connection tongue, and connect tongue and be connected with link gear through after the via hole at lock body rear portion, link gear is connected with dead bolt; Have before described sliding tray and draw hole, in sliding tray, sliding shoe is installed, sliding shoe has lock groove, in sliding tray sliding eye below, sliding bar is installed, the front end of sliding bar withstands on sliding shoe, rear end withstands on fore-set; Described fore-set and locking head are arranged in locking hole, and one end of locking head withstands on fore-set, the other end is pressed on locking spring, and locking spring fitting is in locking bearing bore; Described expansion groove internal fixtion has expanding plate, and the expansion side pressure of expanding plate and sliding shoe are engaged in lock groove.

There are lock core hole and via hole in center in described lock body, and via hole is used to allow and connects hole that tongue passes, rearward end at lock body, lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core and rear lock core, and front lock core is arranged on before rear lock core; The rearward end of described lock core hole has locking bearing bore, and the circular hole part of lock core hole has expansion groove; Described locking bearing bore is bearing bore or blind hole, in the lock body after the outer rim of rearward end close to lock core hole, the rearward end at rear lock core of lock core hole, identical with the position of the locking hole on rear lock core and corresponding mutually through with locking hole under asynchronous lockup state, there is locking spring in locking bearing bore; Described expansion groove is the recessed groove on the lock core hole in lock body, for the fixed end of fixing expanding plate and the entirety holding expanding plate when allowing the expansion end of expanding plate be squeezed, corresponding with the position of the sliding tray on front lock core, and communicates.

Have special bitting hole, stealthy hole in described front lock core, draw hole, sliding tray and sliding eye, described special bitting hole and stealthy hole are all in the centre that front lock core rotates or the centre close to rotation, and special bitting hole is before stealthy hole; Be provided with connector in described stealthy hole, there is stealthy hole the front end of connector, is provided with return spring in stealthy hole; Described hole of drawing is passing hole, the neutral gear place beyond the special bitting hole of the peripheral edge portion rotated close to front lock core, communicates with sliding tray before sliding tray; Described sliding tray is the groove of key slot type, there are rank the inside of sliding tray or do not have rank, neutral gear place beyond the special bitting hole of the peripheral edge portion rotated close to front lock core, before drawing after hole, wearing out before sliding eye the outer round surface of lock core, with draw hole, sliding eye and expansion groove and communicate, for installing sliding shoe and allowing sliding shoe can slide anteroposterior; Described sliding eye is after sliding tray, neutral gear place beyond the special bitting hole of the peripheral edge portion rotated close to front lock core run through before the rear end face of lock core, communicate with sliding tray and locking hole, there are rank the inside of sliding eye or do not have rank, for installing sliding bar and sliding bar can be slided in sliding eye; Described draw hole and sliding tray and sliding eye are connected in one.

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

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

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

Have at least in an asynchronous interlock and one in a lock and expand locking system; Described asynchronous interlocking comprises locking bearing bore, locking hole, locking spring, locking head, fore-set, sliding eye and sliding bar; Described locking spring fitting is in locking bearing bore, locking head is arranged on before locking spring, locking head and fore-set are installed in locking hole, and sliding bar to be installed in sliding eye and to stretch in sliding tray before fore-set, and the front end of sliding bar withstands on sliding shoe, rear end withstands on fore-set; Have in described locking hole in locking head and fore-set or locking hole and have fore-set and sliding bar, locking head is in locking bearing bore, or locking head can simultaneously in locking hole and in locking bearing bore; Propulsion arm insert draw in hole promote sliding shoe time, locking head, in locking bearing bore, has fore-set and sliding bar in locking hole; Under the lockup state of static state or do not have propulsion arm to insert when drawing in hole, one end of locking head is in locking hole, and the other end, in locking bearing bore, has locking head and fore-set in locking hole.

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

Described locking spring is stage clip;

Described locking head is cylinder or bores cylinder or stepped cylinder; Described fore-set is spheroid or oval ball or cylinder.

Described sliding bar is cylinder or stairstepping cylinder, and front end can be stretched in sliding tray, and rear end can enter locking hole, and sliding bar is for transmitting the motive force of propulsion arm and promoting fore-set and locking head.

Described interior expansion locking comprises and draws hole, sliding tray, sliding shoe, lock groove, expanding plate and expansion groove; Described hole of drawing communicates with sliding tray before sliding tray, and the outer round surface of described sliding tray lock core before drawing after hole, wearing out before sliding eye, is provided with sliding shoe in sliding tray, and sliding bar extend in sliding tray in sliding eye; The fixed end of described expanding plate is fixed in expansion groove, and the expansion end of expanding plate coordinates with the lock groove on sliding shoe and is pressed in lock groove, expanding plate in expansion groove or expanding plate simultaneously lock groove with expand in groove; Propulsion arm do not insert draw in hole time, the fixed end of described expanding plate in expansion groove, expansion end locked to front lock core and lock body in lock groove, front lock core can not rotate in lock body, realizes interior expansion locking; Propulsion arm insert draw in hole promote sliding shoe time, arcwall face in lock groove when the expansion end of expanding plate moves after sliding shoe on sliding shoe or the oblique compression on inclined-plane are with under guiding, fixed end along expanding plate is drawn close to expansion groove, along with the continuation of propulsion arm promotes sliding shoe, the expansion end of expanding plate slips over arcwall face in the sliding tray on sliding shoe or sloped roof is pressed on the radian face of sliding shoe, now the expansion end of expanding plate enters in expansion groove, the locking of lock core and lock body before removing.

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

Described sliding shoe is cylinder or stairstepping cylinder, and being arranged on the one side concordant with the periphery of front lock core in sliding tray has the radian face consistent with the radian of the periphery of front lock core, and there is lock groove in face to radian; Described lock groove is deep-slotted chip breaker or surface groove, and deep-slotted chip breaker has arcwall face, and surface groove has inclined-plane; Described lock groove is for holding the expansion end of expanding plate and the expansion end of expanding plate can be slided in lock groove.

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

Described special bitting comprises pushing tow key and propulsion arm and the shank of the key, and pushing tow key and propulsion arm are fixed on the shank of the key; Described propulsion arm is cylinder, and pushing tow key promotes key, and the shank of the key is the shank of key; Described pushing tow key length is longer than the length in special bitting hole, and the part that the length of pushing tow key is longer than special bitting hole is used for promoting connector insertion connecting hole; In order to confuse robber, increasing unlocking difficulty, front lock core be provided with or do not establish false sliding eye, when being only provided with false sliding eye on front lock core, special bitting can being provided with false propulsion arm or thering is no false propulsion arm.

In order to increase safety and the disguise of theftproof lock, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely and hiddenly realizes being connected stealth, do not have the insertion of pushing tow key can not connect and transmit power to rear lock core with front lock core; Locking head is simultaneously in locking bearing bore and in locking hole, pin rear lock core can not rotate, realize the asynchronous locking of lock core, not having propulsion arm insertion to draw promotion sliding shoe in hole can not push locking head the locking can not untied rear lock core in locking bearing bore completely; Expanding plate is simultaneously in lock groove and in expansion groove, do not have propulsion arm to insert and draw promotion sliding shoe in hole, sliding shoe can not move, and the arcwall face in lock groove or inclined-plane can not guide and oblique compression expanding plate, expanding plate can not enter in expansion groove, can not remove the locking to front lock core.

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, adopt locking head to pin rear lock core and do not rotate with front lock core and realize the asynchronous locking of lock core and asynchronous interlocking, the locked front lock core of expanding plate realizes interior expansion locking; Before adopting lock core and rear lock core completely disconnected be hidden in stealthy hole to come with connector realize being connected stealth.

When unblanking with special bitting, insert special bitting hole with the pushing tow key of special bitting, pushing tow key is dynamically connected in body insertion connecting hole through special bitting hole pusher, completes the connection with front lock core and rear lock core; Meanwhile, propulsion arm moves after also inserting and promoting sliding bar in sliding eye, sliding shoe slides in sliding tray, under the oblique guiding on the deep-slotted chip breaker slip arcwall face on sliding shoe or the inclined-plane of surface groove and extruding, the expansion end of expanding plate is drawn close in expansion groove, expanding plate by the radian face of sliding shoe press-in expansion groove along with moving after sliding shoe, leaves lock groove, opens inner support locking; Meanwhile, sliding bar moves after driving locking head and compresses locking spring, makes locking head all enter in locking bearing bore the locking removed rear lock core; Now, rotate special bitting, rear lock core rotates with front lock core and is with the tongue that is dynamically connected to rotate, and connection lingual ribbon moves link gear and opens dead bolt and unblank.

When pushing tow key exits special bitting hole, locking head enters in the locking hole on rear lock core under the promotion of locking spring, completes the locking to rear lock core; The radian face that sliding shoe moves forward and makes the expansion end leaving expanding plate leave sliding shoe under the promotion of locking spring arrives the position of sliding tray, and expanding plate is pressed in lock groove under the powered of natural resiliency, completes the locking to front lock core; Connector, under the promotion of return spring, exits connecting hole and enters in stealthy hole completely, makes front lock core disconnect completely with rear lock core and can not be connected.

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

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key to insert special bitting hole in stealthy hole promote connector enter in connecting hole, front lock core and rear lock core cannot be made simultaneously to rotate, can not theftproof lock be opened; There is no the promotion of the propulsion arm in special bitting, asynchronous interlocking and interior expansion locking can not be opened, sliding shoe can not be made to move and make lock groove extruding expanding plate make expanding plate exit lock groove and front lock core can not be rotated, locking head can not be made to enter locking bearing bore completely and exit locking hole, rear lock core cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play that asynchronous locking, interior expansion locking, self-locking, connection are stealthy, the effect of 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 front lock core of forced rotating, rear lock core is not connected with front lock core in stealthy hole because the locking of locking head and connector are hidden in and do not rotate with front lock core, plays anti-theft function.

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

In order to enable the propulsion arm in special bitting promote sliding shoe smoothly, the length of described sliding shoe is shorter than the length of sliding tray, and propulsion arm can insert to draw in hole and promote sliding shoe.

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

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

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

In order to expand the scope of application, the described antitheft mechanical interlocked place being applicable to the antitheft door of all kinds of needs, cabinet and so on without bullet lock 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 described antitheft mechanical interlocked manufacture without bullet lock and method thereof, is characterized in that:

Lock body during fabrication, lock body manufactures and has via hole, lock core hole, expansion groove and locking bearing bore, the centre that lock core hole is manufactured on rear locking is used for installing lock core, the via hole for allowing connection tongue pass is had in the manufacture below of lock core hole, manufacture on the lock body close to lock core hole outer rim in the rearward end of lock core hole and have locking bearing bore, on the same line, the mid portion manufacture of the lock core hole in lock body has expansion groove to the center line of locking bearing bore and locking hole and sliding eye; Described expansion groove is manufactured on the lock core hole in lock body, creates the groove of depression, communicates with lock core hole, corresponding with the sliding tray on front lock core.

Lock core during fabrication, carries out division system lock core and causes front lock core and rear lock core; Described front lock core during fabrication, front lock core manufactures have and draws hole, sliding tray, sliding eye, stealthy hole and special bitting hole; The center of rotation position that described special bitting hole and stealthy hole are manufactured on front lock core is connected, specially join stealthy hole above, stealthy hole later; The shape in described special bitting hole and the shape of pushing tow key same or similar, the front portion of stealthy hole and connector is same or similar; Described hole of drawing creates passing hole, is manufactured on the neutral gear place beyond close to the special bitting hole of the peripheral edge portion of front lock core rotation, is manufactured on before sliding tray and communicates with sliding tray; The inside of described sliding tray creates rank or does not have the groove of key slot type on rank, be manufactured on the neutral gear place beyond close to the special bitting hole of the peripheral edge portion of front lock core rotation, be manufactured on the periphery drawing and wear out front lock core after hole, before sliding eye, with draw hole, sliding eye and expansion groove and communicate, corresponding with the position of the expansion groove on lock body, the length that sliding tray manufactures is longer than the length of sliding shoe; Described sliding eye is manufactured on after sliding tray, the rear end face of front lock core is run through at neutral gear place beyond the special bitting hole being manufactured on the rotated edge position of front lock core, the inside of sliding eye manufactures to be had rank or not to manufacture rank, parallel with special bitting hole with lock core hole, communicates with the locking hole on sliding tray and rear lock core; Described draw hole and sliding tray and sliding eye create one.

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

In order to enable special bitting unblank, propulsion arm during fabrication, is created cylinder or cone cylinder, pushing tow key is created the blank key shape not having the key flank of tooth by described special bitting; The shank of the key of special bitting, pushing tow key and propulsion arm three part are manufactured as a whole, or is combined into as a whole after separately manufacturing; 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.

Locking spring creates stage clip;

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

Sliding bar creates cylinder or stairstepping cylinder, and front end can be stretched in sliding tray, and rear end can enter locking hole.

Sliding shoe creates the slide block of keyed, be arranged on the previous section of sliding tray, can slide anteroposterior in sliding tray, being arranged on the one side concordant with the periphery of front lock core in sliding tray creates with the radian of the periphery of front lock core consistent, the sliding shoe of the one side concordant with the periphery of front lock core manufactures lock groove, and the radian face of lock groove creates consistent with the radian of the periphery of front lock core; The length that described sliding shoe manufactures is shorter than the length of sliding tray; Described lock groove creates deep-slotted chip breaker or surface groove, and deep-slotted chip breaker manufactures arcwall face, and surface groove manufactures inclined-plane.

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

Be provided with front lock core and rear lock core in lock body, rear lock core is movably arranged on the rearward end of front lock core, disconnects completely with front lock core; Manufacture in described front lock core to have and draw hole, sliding tray, sliding eye, specially bitting hole and stealthy hole, in stealthy hole, connector is installed; Have locking hole and connecting hole in described rear lock core, the rear end of rear lock core is fixed with connection tongue, and connect tongue and be connected with link gear through after the via hole at lock body rear portion, link gear is connected with dead bolt; Have before sliding tray and draw hole, in sliding tray, sliding shoe is installed, sliding shoe has lock groove, in sliding tray sliding eye below, sliding bar is installed, the front end of sliding bar withstands on sliding shoe, rear end withstands on fore-set; Described fore-set and locking head are arranged in locking hole, and one end of locking head withstands on fore-set, the other end is pressed on locking spring, and locking spring fitting is in locking bearing bore; Described expansion groove internal fixtion has expanding plate, and the expansion side pressure of expanding plate and sliding shoe are engaged in lock groove.

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

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

The present invention antitheft mechanical interlocked without bullet lock rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; The locked rear lock core of locking head, the locked front lock core of expanding plate, front lock core and rear lock core disconnect completely, and make robber and Wang Wufa rotation rear lock core of unblanking, achieve the theftproof lock integrating asynchronous interlocking, stealth, self-locking, synchronized links, safety parameters is high; Even if robber and unblank king cruelty means damaged interior expansion locking and coupling part after be also merely able to rotate front lock core part, can not rotate be hidden in front lock core below rear lock core, serve real anti-theft function.

Accompanying drawing explanation

Fig. 1 is the antitheft mechanical interlocked primary structure schematic diagram without bullet lock of the present invention;

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

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

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

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

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

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

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

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

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

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

Detailed description of the invention

The present invention is antitheft mechanical interlockedly mainly to be comprised lock body 1, front lock core 2, rear lock core 13, connector 3, return spring 4 without bullet lock, draws hole 5, sliding eye 23, sliding bar, sliding tray 7, sliding shoe 6, lock groove 24, expansion groove 9, expanding plate 8, locking spring 10, locking bearing bore 11, connecting hole 12, connect tongue 14, spring bearing bore 15, specially bitting hole 16, specially bitting, locking head 21, fore-set 22, locking hole;

Be provided with front lock core 2 and rear lock core 13 in described lock body 1, rear lock core 13 is movably arranged on the rearward end of front lock core 2, disconnects completely with front lock core 2; Have in described front lock core 2 and draw hole 5, sliding eye 23, sliding tray 7, specially bitting hole 16 and stealthy hole, connector 3 is installed in stealthy hole; Locking hole and connecting hole 12 on described rear lock core 13, the rear end of rear lock core 13 is fixed with and connects tongue 14, and connect tongue 14 and be connected with link gear through after the via hole at lock body 1 rear portion, link gear is connected with dead bolt; Have before described sliding tray 7 and draw hole 5, sliding shoe 6 is installed in sliding tray 7, sliding shoe 6 has lock groove 24, in sliding tray 7 sliding eye 23 below, sliding bar is installed, the front end of sliding bar withstands on sliding shoe 6, rear end withstands on fore-set 22; Described fore-set 22 and locking head 21 are arranged in locking hole, and one end of locking head 21 withstands on fore-set 22, the other end is pressed on locking spring 10, and locking spring 10 is arranged in locking bearing bore 11; Described expansion groove 9 internal fixtion has expanding plate 8, and expansion side pressure and the sliding shoe 6 of expanding plate 8 are engaged in lock groove 24.

There are lock core hole and via hole in center in described lock body 1, and via hole is used to allow and connects hole that tongue 14 passes, rearward end at lock body 1, lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core 2 and rear lock core 13, and front lock core 2 is arranged on before rear lock core 13; The rearward end of described lock core hole has locking bearing bore 11, and the circular hole part of lock core hole has expansion groove 9; Described locking bearing bore 11 is bearing bore or blind hole, in the rearward end of lock core hole close in the outer rim of lock core hole, lock body 1 after the rearward end of rear lock core 13, identical with the position of the locking hole on rear lock core 13 and corresponding mutually through with locking hole under asynchronous lockup state, there is locking spring 10 in locking bearing bore 11; Described expansion groove 9 is the recessed grooves on the lock core hole in lock body 1, for the fixed end of fixing expanding plate 8 and the entirety holding expanding plate 8 when allowing the expansion end of expanding plate 8 be squeezed, corresponding with the position of the sliding tray 7 on front lock core 2, and communicates.

There are special bitting hole 16, stealthy hole in described front lock core 2, draw hole 5, sliding tray 7 and sliding eye 23, described special bitting hole 16 and stealthy hole are all in the centre that front lock core 2 rotates or the centre close to rotation, and special bitting hole 16 is before stealthy hole; Be provided with connector 3 in described stealthy hole, there is stealthy hole the front end of connector 3, is provided with return spring 4 in stealthy hole; Described hole 5 of drawing is passing hole, the neutral gear place beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2, communicates with sliding tray 7 before sliding tray 7; Described sliding tray 7 is grooves of key slot type, there are rank the inside of sliding tray 7 or do not have rank, neutral gear place beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2, before drawing after hole 5, wearing out before sliding eye 23 outer round surface of lock core 2, communicate with drawing hole 5, sliding eye 23 and expand groove 9, for installing sliding shoe 6 and allowing sliding shoe 6 can slide anteroposterior; Described sliding eye 23 is after sliding tray 7, neutral gear place beyond the special bitting hole 16 of the peripheral edge portion rotated close to front lock core 2 run through before the rear end face of lock core 2, communicate with sliding tray 7 and locking hole, there are rank the inside of sliding eye 23 or do not have rank, for installing sliding bar and sliding bar can be slided in sliding eye 23; Described hole 5 of drawing is connected in one with sliding tray 7 and sliding eye 23.

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

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

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

Have at least in an asynchronous interlock and one in a lock and expand locking system; Described asynchronous interlocking comprises locking bearing bore 11, locking hole, locking spring 10, locking head 21, fore-set 22, sliding eye 23 and sliding bar; Described locking spring 10 is arranged in locking bearing bore 11, locking head 21 is arranged on before locking spring 10, locking head 21 and fore-set 22 are installed in locking hole, sliding bar to be installed in sliding eye 23 and to stretch in sliding tray 7 before fore-set 22, and the front end of sliding bar withstands on sliding shoe 6, rear end withstands on fore-set 22; Have in described locking hole in locking head 21 and fore-set 22 or locking hole and have fore-set 22 and sliding bar, locking head 21 is in locking bearing bore 11, or locking head 21 can simultaneously in locking hole and in locking bearing bore 11; When promotion sliding shoe 6 in hole 5 is drawn in propulsion arm 18 insertion, locking head 21, in locking bearing bore 11, has fore-set 22 and sliding bar in locking hole; Under the lockup state of static state or do not have propulsion arm 18 to insert when drawing in hole 5, one end of locking head 21 is in locking hole, and the other end, in locking bearing bore 11, has locking head 21 and fore-set 22 in locking hole.

The length of described sliding bar is longer than the length of sliding eye 23, and sliding bar can slide anteroposterior in sliding eye 23.

Described locking spring 10 is stage clips;

Described locking head 21 is cylinders or bores cylinder or stepped cylinder; Described fore-set 22 is spheroid or oval ball or cylinder.

Described sliding bar is cylinder or stairstepping cylinder, and front end can be stretched in sliding tray 7, and rear end can enter locking hole, and sliding bar is for transmitting the motive force of propulsion arm 18 and promoting fore-set 22 and locking head 21.

Described interior expansion locking comprises and draws hole 5, sliding tray 7, sliding shoe 6, lock groove 24, expanding plate 8 and expansion groove 9; Described hole 5 of drawing communicates with sliding tray 7 before sliding tray 7, the outer round surface of described sliding tray 7 lock core 2 before drawing after hole 5, wearing out before sliding eye 23, be provided with sliding shoe 6 in sliding tray 7, sliding bar extend in sliding tray 7 in sliding eye 23; The fixed end of described expanding plate 8 is fixed in expansion groove 9, and the expansion end of expanding plate 8 coordinates with the lock groove 24 on sliding shoe 6 and is pressed in lock groove 24, expanding plate 8 in expansion groove 9 or expanding plate 8 simultaneously lock groove 24 with expand in groove 9; Propulsion arm 18 do not insert draw in hole 5 time, the fixed end of described expanding plate 8 in expansion groove 9, expansion end locked with lock body 1 for front lock core 2 lock groove 24 in, front lock core 2 can not rotate in lock body 1, realization interior expansion locking; When promotion sliding shoe 6 in hole 5 is drawn in propulsion arm 18 insertion, arcwall face in lock groove 24 when the expansion end of expanding plate 8 moves after sliding shoe 6 on sliding shoe 6 or the oblique compression on inclined-plane are with under guiding, fixed end along expanding plate 8 is drawn close to expansion groove 9, along with the continuation of propulsion arm 18 promotes sliding shoe 6, the expansion end of expanding plate 8 slips over arcwall face in the sliding tray 7 on sliding shoe 6 or sloped roof is pressed on the radian face of sliding shoe 6, now the expansion end of expanding plate 8 enters in expansion groove 9, the locking of lock core 2 and lock body 1 before removing.

The length of described sliding tray 7 is longer than the length of sliding shoe 6, and sliding shoe 6 can slide anteroposterior in sliding tray 7.

Described sliding shoe 6 is cylinder or stairstepping cylinder, and being arranged on the one side concordant with the periphery of front lock core 2 in sliding tray 7 has the radian face consistent with the radian of the periphery of front lock core 2, radian face has lock groove 24; Described lock groove 24 is deep-slotted chip breaker or surface groove, deep-slotted chip breaker has arcwall face, surface groove has inclined-plane; Described lock groove 24 is for holding the expansion end of expanding plate 8 and the expansion end of expanding plate 8 can be slided in lock groove 24.

The both sides end face of described expanding plate 8 is faces of lock core 2 and lock body 1 before pintle hook lock, and the fixed end of expanding plate 8 is arranged in expansion groove 9, expansion end is pressed in the lock groove 24 on sliding shoe 6; Described expanding plate 8 is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove and expanding plate 8.

Described special bitting comprises pushing tow key 17 and propulsion arm 18 and the shank of the key 19, and pushing tow key 17 and propulsion arm 18 are fixed on the shank of the key 19; Described propulsion arm 18 is cylinders, and pushing tow key 17 promotes key, and the shank of the key 19 is shanks of key; Described pushing tow key 17 length is longer than the length in special bitting hole 16, and the length of pushing tow key 17 is used for promoting connector 3 than the part of special bitting hole 16 length and inserts connecting hole 12; In order to confuse robber, increasing unlocking difficulty, front lock core 2 be provided with or do not establish false sliding eye 23, when being only provided with false sliding eye 23 on front lock core 2, special bitting can being provided with false propulsion arm 18 or thering is no false propulsion arm 18.

In order to increase safety and the disguise of theftproof lock, rear lock core 13 is movably arranged on the rearward end of front lock core 2, disconnects completely and hiddenly realizes being connected stealth, do not have the insertion of pushing tow key 17 can not connect and transmit power to rear lock core 13 with front lock core 2; Locking head 21 is simultaneously in locking bearing bore 11 and in locking hole, pin rear lock core 13 can not rotate, realize the asynchronous locking of lock core, not having propulsion arm 18 insertion to draw promotion sliding shoe 6 in hole can not push locking head 21 locking can not untied rear lock core 13 in locking bearing bore 11 completely; Expanding plate 8 is simultaneously in lock groove 24 and in expansion groove 9, do not have propulsion arm 18 to insert and draw promotion sliding shoe 6 in hole 5, sliding shoe 6 can not move, arcwall face in lock groove 24 or inclined-plane can not guide and oblique compression expanding plate 8, expanding plate 8 can not enter in expansion groove 9, can not remove the locking to front lock core 2.

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, adopt locking head 21 to pin rear lock core 13 and do not rotate with front lock core 2 and realize the asynchronous locking of lock core and asynchronous interlocking, the locked front lock core 2 of expanding plate 8 realizes interior expansion locking; Before adopting lock core 2 and rear lock core 13 completely disconnected be hidden in stealthy hole to come with connector 3 realize being connected stealth.

In order to can be real antitheft, adopt before lock core 2 disconnect realizing being connected stealth completely with rear lock core 13; Adopt expanding plate 8 to be hidden in lock core and lock body 1 and realize interlocking stealth; Adopt locking head 21 to be hidden in locking hole and locking bearing bore 11 and realize the stealth of asynchronous locking.

In order to make the propulsion arm 18 in special bitting can promote sliding shoe 6 smoothly, the length of described sliding shoe 6 is shorter than the length of sliding tray 7, and propulsion arm 18 can insert to draw in hole 5 and promote sliding shoe 6.

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

In order to interior expansion locking can be opened, after arcwall face when sliding shoe 6 moves in deep-slotted chip breaker or the inclined-plane oblique compression expanding plate 8 in surface groove, the expansion end of expanding plate 8 withstands on the radian face of sliding shoe 6, makes expanding plate 8 exit in expansion groove 9 and open interior expansion locking.

Under the promotion of locking spring 10, sliding eye 23 is not entered in order to make locking head 21 or fore-set 22, the aperture of the sliding eye 23 in described front lock core 2 is equal with the aperture of the locking hole in rear lock core 13 or unequal, the diameter of locking head 21 and fore-set 22 and the equal diameters of sliding bar or unequal; Described locking head 21 and fore-set 22 are an entirety, or the assembly separated.

When unblanking with special bitting, insert special bitting hole 16 with the pushing tow key 17 of special bitting, pushing tow key 17 is inserted in connecting hole 12 through the special bitting hole 16 pusher body 3 that is dynamically connected, completes the connection with front lock core 2 and rear lock core 13; Meanwhile, propulsion arm 18 moves after also inserting and promoting sliding bar in sliding eye 23, sliding shoe 6 slides in sliding tray 7, under the oblique guiding on the deep-slotted chip breaker slip arcwall face on sliding shoe 6 or the inclined-plane of surface groove and extruding, the expansion end of expanding plate 8 is drawn close in expansion groove 9, expanding plate 8 by the radian face of sliding shoe 6 press-in expansion groove 9 along with moving after sliding shoe 6, leaves lock groove 24, opens inner support locking; Meanwhile, sliding bar moves after driving locking head 21 and compresses locking spring 10, makes locking head 21 all enter in locking bearing bore 11 locking removed rear lock core 13; Now, rotate special bitting, rear lock core 13 rotates with front lock core 2 and is with the tongue 14 that is dynamically connected to rotate, and connects tongue 14 and drives link gear open dead bolt and unblank.

When pushing tow key 17 exits special bitting hole 16, locking head 21 enters in the locking hole on rear lock core 13 under the promotion of locking spring 10, completes the locking to rear lock core 13; The radian face that sliding shoe 6 moves forward and makes the expansion end leaving expanding plate 8 leave sliding shoe 6 under the promotion of locking spring 10 arrives the position of sliding tray 7, and expanding plate 8 is pressed in lock groove 24 under the powered of natural resiliency, completes the locking to front lock core 2; Connector 3, under the promotion of return spring 4, exits connecting hole 12 and enters in stealthy hole completely, makes front lock core 2 disconnect completely with rear lock core 13 and can not be connected.

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole 16 and be puzzled, only having the hope unblanked to be sent in draws on hole 5, owing to drawing between hole 5 at a distance of comparatively transporting, make robber or the Wang Wufa that unblanks to be pressed into several expanding plate 8 in expansion groove 9 from sliding tray 7 simultaneously and to open interior expansion locking, from sliding eye 23, whole for locking head 21 press-in in locking bearing bore 11 can not be opened asynchronous interlocking; Even if robber or the king that unblanks open interior expansion locking and asynchronous interlocking, have rotated front lock core 2, but rear lock core 13 can not be rotated because the connector 3 in stealthy hole is not connected with rear lock core 13.

Robber or unblank king need not specially bitting is unblanked time, enter after not having pushing tow key 17 to insert special bitting hole 16 in stealthy hole promote connector 3 enter in connecting hole 12, front lock core 2 and rear lock core 13 cannot be made simultaneously to rotate, can not theftproof lock be opened; There is no the promotion of the propulsion arm 18 in special bitting, asynchronous interlocking and interior expansion locking can not be opened, sliding shoe 6 can not be made to move and make lock groove 24 extrude expanding plate 8 to make expanding plate 8 exit lock groove 24 and front lock core 2 can not be rotated, locking head 21 can not be made to enter locking bearing bore 11 completely and exit locking hole, rear lock core 13 cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play that asynchronous locking, interior expansion locking, self-locking, connection are stealthy, the effect of 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 front lock core 2 of forced rotating, rear lock core 13 is not connected with front lock core 2 in stealthy hole because the locking of locking head 21 and connector 3 are hidden in and do not rotate with front lock core 2, plays anti-theft function.

Claims

1. antitheftly mechanical interlockedly to lock without bullet for one kind, it is characterized in that: the described antitheft mechanical interlocked latch system not having cylinder lock without bullet lock, only has interior expansion latch system, asynchronous interlock system, synchronized links system, mainly comprise: lock body (1), front lock core (2), rear lock core (13), connector (3), return spring (4), draw hole (5), sliding eye (23), sliding bar, sliding tray (7), sliding shoe (6), lock groove (24), expansion groove (9), expanding plate (8), locking spring (10), locking bearing bore (11), connecting hole (12), connect tongue (14), spring bearing bore (15), special bitting hole (16), special bitting, locking head (21), fore-set (22), locking hole,

Be provided with front lock core (2) and rear lock core (13) in described lock body (1), rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnects completely with front lock core (2); Have in described front lock core (2) and draw hole (5), sliding eye (23), sliding tray (7), specially bitting hole (16) and stealthy hole, connector (3) is installed in stealthy hole; Locking hole and connecting hole (12) in described rear lock core (13) is upper, the rear end of rear lock core (13) is fixed with and connects tongue (14), and be connected with link gear after connecting the via hole of tongue (14) through lock body (1) rear portion, link gear is connected with dead bolt; Have before described sliding tray (7) and draw hole (5), sliding shoe (6) is installed in sliding tray (7), sliding shoe (6) there is lock groove (24), be provided with sliding bar in sliding tray (7) sliding eye below (23), the front end of sliding bar withstands on that sliding shoe (6) is upper, rear end withstands on fore-set (22); Described fore-set (22) and locking head (21) are arranged in locking hole, and one end of locking head (21) withstands on fore-set (22), the other end is pressed on locking spring (10), and locking spring (10) is arranged in locking bearing bore (11); Described expansion groove (9) internal fixtion has expanding plate (8), and the expansion side pressure of expanding plate (8) and sliding shoe (6) are engaged in lock groove (24);

There are lock core hole and via hole in center in described lock body (1), and via hole is used to allow and connects hole that tongue (14) passes, rearward end in lock body (1), lock core hole circular hole, before via hole; Be provided with lock core in lock core hole, lock core comprises front lock core (2) and rear lock core (13), and front lock core (2) is arranged on before rear lock core (13); The rearward end of described lock core hole has locking bearing bore (11), and the circular hole part of lock core hole has expansion groove (9); Described locking bearing bore (11) is bearing bore or blind hole, in the rearward end of lock core hole close in the outer rim of lock core hole, lock body (1) after the rearward end of rear lock core (13), identical with the position of the locking hole on rear lock core (13) and corresponding mutually through with locking hole under asynchronous lockup state, there is locking spring (10) in locking bearing bore (11); Described expansion groove (9) is the recessed groove on the lock core hole in lock body (1), for the fixed end of fixing expanding plate (8) and the entirety holding expanding plate (8) when allowing the expansion end of expanding plate (8) be squeezed, corresponding with the position of the sliding tray (7) on front lock core (2), and communicate;

There are special bitting hole (16), stealthy hole in described front lock core (2), draw hole (5), sliding tray (7) and sliding eye (23), described special bitting hole (16) and stealthy hole are all in the centre that front lock core (2) rotates or the centre close to rotation, and special bitting hole (16) is before stealthy hole; Be provided with connector (3) in described stealthy hole, there is stealthy hole the front end of connector (3), is provided with return spring (4) in stealthy hole; Described to draw hole (5) be passing hole, the neutral gear place beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), communicates with sliding tray (7) before sliding tray (7); Described sliding tray (7) is the groove of key slot type, there are rank the inside of sliding tray (7) or do not have rank, neutral gear place beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), drawing after hole (5), before sliding eye (23), wearing out the outer round surface of front lock core (2), communicate with drawing hole (5), sliding eye (23) and expand groove (9), for installing sliding shoe (6) and allowing sliding shoe (6) can slide anteroposterior; Described sliding eye (23) is after sliding tray (7), the rear end face of front lock core (2) is run through at neutral gear place beyond the special bitting hole (16) of the peripheral edge portion rotated close to front lock core (2), communicate with sliding tray (7) and locking hole, there are rank the inside of sliding eye (23) or do not have rank, for installing sliding bar and sliding bar can be slided in sliding eye (23); Described hole (5) of drawing is connected in one with sliding tray (7) and sliding eye (23);

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

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

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

Have at least in an asynchronous interlock and one in a lock and expand locking system; Described asynchronous interlocking comprises locking bearing bore (11), locking hole, locking spring (10), locking head (21), fore-set (22), sliding eye (23) and sliding bar; Described locking spring (10) is arranged in locking bearing bore (11), locking head (21) is arranged on before locking spring (10), locking head (21) and fore-set (22) are installed in locking hole, sliding bar to be installed in sliding eye (23) and to stretch in sliding tray (7) before fore-set (22), and the front end of sliding bar withstands on that sliding shoe (6) is upper, rear end withstands on fore-set (22); Have in described locking hole in locking head (21) and fore-set (22) or locking hole and have fore-set (22) and sliding bar, locking head (21) is in locking bearing bore (11), or locking head (21) can simultaneously in locking hole and in locking bearing bore (11); When promotion sliding shoe (6) in hole (5) is drawn in propulsion arm (18) insertion, locking head (21), in locking bearing bore (11), has fore-set (22) and sliding bar in locking hole; Under the lockup state of static state or do not have propulsion arm (18) to insert when drawing in hole (5), one end of locking head (21) is in locking hole, and the other end, in locking bearing bore (11), has locking head (21) and fore-set (22) in locking hole;

The length of described sliding bar is longer than the length of sliding eye (23), and sliding bar can slide anteroposterior in sliding eye (23);

Described locking spring (10) is stage clip;

Described locking head (21) is cylinder or bores cylinder or stepped cylinder; Described fore-set (22) is spheroid or oval ball or cylinder;

Described sliding bar is cylinder or stairstepping cylinder, and front end can be stretched in sliding tray (7), and rear end can enter locking hole, and sliding bar is for transmitting the motive force of propulsion arm (18) and promoting fore-set (22) and locking head (21);

Described interior expansion locking comprises and draws hole (5), sliding tray (7), sliding shoe (6), lock groove (24), expanding plate (8) and expansion groove (9), described hole (5) of drawing communicates with sliding tray (7) before sliding tray (7), described sliding tray (7) is drawing after hole (5), is wearing out the outer round surface of front lock core (2) before sliding eye (23), be provided with sliding shoe (6) in sliding tray (7), sliding bar extend in sliding tray (7) in sliding eye (23), the fixed end of described expanding plate (8) is fixed in expansion groove (9), the expansion end of expanding plate (8) coordinates with the lock groove (24) on sliding shoe (6) and is pressed in lock groove (24), expanding plate (8) in expansion groove (9) or expanding plate (8) simultaneously at lock groove (24) with expand in groove (9), propulsion arm (18) do not insert draw in hole (5) time, the fixed end of described expanding plate (8) in expansion groove (9), expansion end in lock groove (24) front lock core (2) and lock body (1) locked, front lock core (2) can not rotate in lock body (1), expands locking in realizing, when promotion sliding shoe (6) in hole (5) is drawn in propulsion arm (18) insertion, arcwall face in lock groove (24) when the expansion end of expanding plate (8) moves after sliding shoe (6) on sliding shoe (6) or the oblique compression on inclined-plane are with under guiding, fixed end along expanding plate (8) is drawn close to expansion groove (9), along with the continuation of propulsion arm (18) promotes sliding shoe (6), the expansion end of expanding plate (8) slips over arcwall face in the sliding tray (7) on sliding shoe (6) or sloped roof is pressed on the radian face of sliding shoe (6), now the expansion end of expanding plate (8) enters in expansion groove (9), the locking of lock core (2) and lock body (1) before removing,

The length of described sliding tray (7) is longer than the length of sliding shoe (6), and sliding shoe (6) can slide anteroposterior in sliding tray (7);

Described sliding shoe (6) is cylinder or stairstepping cylinder, and being arranged on the one side concordant with the periphery of front lock core (2) in sliding tray (7) has the radian face consistent with the radian of the periphery of front lock core (2), radian face has lock groove (24); Described lock groove (24) is deep-slotted chip breaker or surface groove, deep-slotted chip breaker has arcwall face, surface groove has inclined-plane; Described lock groove (24) is for holding the expansion end of expanding plate (8) and the expansion end of expanding plate (8) can be slided in lock groove (24);

The both sides end face of described expanding plate (8) is the face of lock core before pintle hook lock (2) and lock body (1), and the fixed end of expanding plate (8) is arranged in expansion groove (9), expansion end is pressed in the lock groove (24) on sliding shoe (6); Described expanding plate (8) is spring leaf or flexure strip, or the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove and expanding plate (8);

Described special bitting comprises pushing tow key (17) and propulsion arm (18) and the shank of the key (19), and pushing tow key (17) and propulsion arm (18) are fixed on the shank of the key (19); Described propulsion arm (18) is cylinder, and pushing tow key (17) promotes key, and the shank of the key (19) is the shank of key; Described pushing tow key (17) length is longer than the length of special bitting hole (16), and the part that the length of pushing tow key (17) is longer than special bitting hole (16) is used for promoting connector (3) insertion connecting hole (12); In order to confuse robber, increase unlocking difficulty, front lock core (2) be provided with or do not establish false sliding eye (23), when being only provided with false sliding eye (23) on front lock core (2), special bitting can being provided with false propulsion arm (18) or thering is no false propulsion arm (18);

In order to increase safety and the disguise of theftproof lock, rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnect completely with front lock core (2) and hiddenly realize being connected stealth, not having the insertion of pushing tow key (17) can not connect and transmit power to rear lock core (13); Locking head (21) is simultaneously in locking bearing bore (11) and in locking hole, pin rear lock core (13) can not rotate, realize the asynchronous locking of lock core, not having propulsion arm (18) insertion to draw promotion sliding shoe (6) in hole can not push locking head (21) locking can not untied rear lock core (13) in locking bearing bore (11) completely; Expanding plate (8) is simultaneously in lock groove (24) and in expansion groove (9), do not have propulsion arm (18) to insert and draw promotion sliding shoe (6) in hole (5), sliding shoe (6) can not move, arcwall face in lock groove (24) or inclined-plane can not guide and oblique compression expanding plate (8), expanding plate (8) can not enter in expansion groove (9), can not remove the locking to front lock core (2);

In order to increase the interlocking capability of theftproof lock, disguise and anti-theft effect, adopt locking head (21) to pin rear lock core (13) and do not realize the asynchronous locking of lock core and asynchronous interlocking with front lock core (2) rotation, the locked front lock core of expanding plate (8) (2) realizes interior expansion locking, before adopting lock core (2) and rear lock core (13) completely disconnected be hidden in stealthy hole to come with connector (3) realize being connected stealth;

When unblanking with special bitting, special bitting hole (16) is inserted with the pushing tow key (17) of special bitting, pushing tow key (17) is dynamically connected in body (3) insertion connecting hole (12) through special bitting hole (16) pusher, completes the connection with front lock core (2) and rear lock core (13); Meanwhile, propulsion arm (18) moves after also inserting and promoting sliding bar in sliding eye (23), sliding shoe (6) slides in sliding tray (7), under the oblique guiding on the deep-slotted chip breaker slip arcwall face on sliding shoe (6) or the inclined-plane of surface groove and extruding, the expansion end of expanding plate (8) is drawn close in expansion groove (9), expanding plate (8) by the radian face of sliding shoe (6) press-in expansion groove (9) along with moving after sliding shoe (6), leaves lock groove (24), opens inner support locking; Meanwhile, sliding bar moves after driving locking head (21) and compresses locking spring (10), makes locking head (21) all enter in locking bearing bore (11) locking removed rear lock core (13); Now, rotate special bitting, rear lock core (13) rotates with front lock core (2) and is with the tongue (14) that is dynamically connected to rotate, and connects tongue (14) and drives link gear open dead bolt and unblank;

When pushing tow key (17) exits special bitting hole (16), locking head (21) enters in the locking hole on rear lock core (13) under the promotion of locking spring (10), completes the locking to rear lock core (13); The radian face that sliding shoe (6) moves forward and makes the expansion end leaving expanding plate (8) leave sliding shoe (6) under the promotion of locking spring (10) arrives the position of sliding tray (7), expanding plate (8) is pressed in lock groove (24) under the powered of natural resiliency, completes the locking to front lock core (2); Connector (3), under the promotion of return spring (4), exits connecting hole (12) and enters in stealthy hole completely, makes front lock core (2) disconnect completely with rear lock core (13) and can not be connected;

When robber or the king that unblanks unblank with technical tool, stretch into steel wire and can not find the pellet of cylinder lock in special bitting hole (16) and be puzzled, only having the hope unblanked to be sent in draws on hole (5), owing to drawing between hole (5) at a distance of comparatively transporting, make robber or the Wang Wufa that unblanks simultaneously opens interior expansion locking from sliding tray (7) in several expanding plate (8) press-in expansion groove (9), asynchronous interlocking can not be opened from sliding eye (23) in locking head (21) all press-in locking bearing bore (11); Even if robber or the king that unblanks open interior expansion locking and asynchronous interlocking, have rotated front lock core (2), but rear lock core (13) can not be rotated because the connector (3) in stealthy hole is not connected with rear lock core (13);

Robber or unblank king need not specially bitting is unblanked time, entering promotion connector (3) in stealthy hole after not having pushing tow key (17) to insert special bitting hole (16) enters in connecting hole (12), front lock core (2) and rear lock core (13) cannot be made simultaneously to rotate, can not theftproof lock be opened; There is no the promotion of the propulsion arm (18) in special bitting, asynchronous interlocking and interior expansion locking can not be opened, sliding shoe (6) can not be made mobile and make lock groove (24) extruding expanding plate (8) make expanding plate (8) exit lock groove (24) and front lock core (2) can not be rotated, locking head (21) can not be made to enter locking bearing bore (11) completely and exit locking hole, rear lock core (13) cannot be rotated, can not theftproof lock be opened; Add the difficulty of pirate of the open lock, thus play that asynchronous locking, interior expansion locking, self-locking, connection are stealthy, the effect of 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), forced rotating front lock core (2), rear lock core (13) is not connected and does not rotate with front lock core (2) because the locking of locking head (21) and connector (3) are hidden in stealthy hole with front lock core (2), plays anti-theft function.

2. according to claim 1 antitheft mechanical interlocked without bullet lock, it is characterized in that: in order to can be real antitheft, adopt before lock core (2) disconnect realizing being connected stealth completely with rear lock core (13); Adopt expanding plate (8) to be hidden in lock core and lock body (1) and realize interlocking stealth; Adopt locking head (21) to be hidden in locking hole and locking bearing bore (11) and realize the stealth of asynchronous locking.

3. according to claim 1ly antitheftly mechanical interlockedly to lock without bullet, it is characterized in that: sliding shoe (6) can be promoted smoothly in order to make the propulsion arm in special bitting (18), the length of described sliding shoe (6) is shorter than the length of sliding tray (7), and propulsion arm (18) can insert to draw in hole (5) and promote sliding shoe (6);

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

In order to interior expansion locking can be opened, behind arcwall face when sliding shoe (6) is mobile in deep-slotted chip breaker or inclined-plane oblique compression expanding plate (8) in surface groove, the expansion end of expanding plate (8) withstands on the radian face of sliding shoe (6), makes expanding plate (8) exit in expansion groove (9) and open interior expansion locking.

4. according to claim 1ly antitheftly mechanical interlockedly to lock without bullet, it is characterized in that: under the promotion of locking spring (10), do not enter sliding eye (23) in order to making locking head (21) or fore-set (22), the aperture of the sliding eye (23) in described front lock core (2) is equal or unequal with the aperture of the locking hole in rear lock core (13), the diameter of locking head (21) and fore-set (22) and the equal diameters or unequal of sliding bar; Described locking head (21) and fore-set (22) are an entirety, or the assembly separated.

5. according to claim 1ly antitheftly mechanical interlockedly to lock without bullet, it is characterized in that: the expansion scope of application, the described antitheft mechanical interlocked place being applicable to the antitheft door of all kinds of needs, cabinet and so on without bullet lock 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.

6. according to claim 1 antitheft mechanical interlocked without bullet lock, it is characterized in that:

Described antitheft mechanical interlocked without bullet lock rational in infrastructure, to manufacture and easy to use, interlocking, stealthy and good anti-theft effect; Locking head (21) locked rear lock core (13), the locked front lock core (2) of expanding plate (8), front lock core (2) and rear lock core (13) disconnect completely, make robber and Wang Wufa rotation rear lock core (13) that unblanks, achieve the theftproof lock integrating asynchronous interlocking, stealth, self-locking, synchronized links, safety parameters is high; Even if robber and unblank king cruelty means damaged interior expansion locking and coupling part after be also merely able to rotate front lock core (2) part, can not rotate be hidden in front lock core (2) below rear lock core (13), serve real anti-theft function.

7. an antitheft mechanical interlocked manufacture method without bullet lock, it is characterized in that: lock body (1) during fabrication, via hole is had in the upper manufacture of lock body (1), lock core hole, expansion groove (9) and locking bearing bore (11), the centre that lock core hole is manufactured on rear locking (1) is used for installing lock core, the via hole for allowing connection tongue (14) pass is had in the manufacture below of lock core hole, locking bearing bore (11) is had in the upper manufacture of lock body (1) close to lock core hole outer rim in the rearward end of lock core hole, the center line of locking bearing bore (11) and locking hole and sliding eye (23) on the same line, the mid portion manufacture of the lock core hole in lock body (1) has expansion groove (9), described expansion groove (9) is manufactured on the lock core hole in lock body (1), creates the groove of depression, communicates with lock core hole, corresponding with the sliding tray (7) on front lock core (2),

Lock core during fabrication, carries out division system lock core and causes front lock core (2) and rear lock core (13); During fabrication, the upper manufacture of front lock core (2) has draws hole (5), sliding tray (7), sliding eye (23), stealthy hole and special bitting hole (16) to described front lock core (2); The center of rotation position that described special bitting hole (16) and stealthy hole are manufactured on front lock core (2) is connected, specially join stealthy hole above, stealthy hole later; The shape of described special bitting hole (16) and the shape of pushing tow key (17) same or similar, the front portion of stealthy hole and connector (3) is same or similar; Described hole (5) of drawing creates passing hole, and the neutral gear place beyond the special bitting hole (16) being manufactured on the peripheral edge portion rotated close to front lock core (2), is manufactured on before sliding tray (7) and communicates with sliding tray (7); The inside of described sliding tray (7) creates rank or does not have the groove of key slot type on rank, neutral gear place beyond the special bitting hole (16) being manufactured on the peripheral edge portion rotated close to front lock core (2), be manufactured on and draw after hole (5), before sliding eye (23), wear out the periphery of front lock core (2), communicate with drawing hole (5), sliding eye (23) and expand groove (9), corresponding with the position of the expansion groove (9) on lock body (1), the length that sliding tray (7) manufactures is longer than the length of sliding shoe (6); Described sliding eye (23) is manufactured on after sliding tray (7), the rear end face of front lock core (2) is run through at neutral gear place beyond the special bitting hole (16) being manufactured on the rotated edge position of front lock core (2), the inside of sliding eye (23) manufactures to be had rank or not to manufacture rank, parallel with special bitting hole (16) with lock core hole, communicates with the locking hole on sliding tray (7) and rear lock core (13); Described hole (5) of drawing creates one with sliding tray (7) and sliding eye (23);

During fabrication, the upper manufacture of rear lock core (13) has locking hole, connecting hole (12) to rear lock core (13); Described connecting hole (12) creates polygon bearing bore or the groove of depression, or the bearing bore of shape of circular arc and line segment composition or groove, be manufactured on the center of rotation position of rear lock core (13), coordinate with the aft section of connector (3), parallel with lock core hole with locking hole, can be through with the stealthy hole on front lock core (2); Described locking hole is manufactured on the rotated edge position of rear lock core (13), parallel with connecting hole (12) with lock core hole, communicates with the locking bearing bore (11) on rear locking (1) and the sliding eye (23) on front lock core (2);

In order to enable special bitting unblank, propulsion arm (18) during fabrication, is created cylinder or cone cylinder, pushing tow key (17) is created the blank key shape not having the key flank of tooth by described special bitting; The shank of the key (19) of special bitting, pushing tow key (17) and propulsion arm (18) three part are manufactured as a whole, or is combined into as a whole after separately manufacturing; Described pushing tow key (17) creates with the shape of special bitting hole (16) same or similar, and special bitting hole (16) creates the hole of single groove or multiple-grooved or multidirectional groove; Described multidirectional groove comprises V-shaped groove, U-lag, two-way chute, three-dimensional groove, cross recess, five to groove, six to groove, seven to groove, eight to groove, plum blossom groove;

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

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;

Locking spring (10) creates stage clip;

Locking head (21) and fore-set (22) manufacture as a whole, or separately manufacture rear recombinant together; Described locking head (21) creates cylinder or bores cylinder or stepped cylinder; Described fore-set (22) creates spheroid or oval ball or cylinder;

Sliding bar creates cylinder or stairstepping cylinder, and front end can be stretched in sliding tray (7), and rear end can enter locking hole;

Sliding shoe (6) creates the slide block of keyed, be arranged on the previous section of sliding tray (7), can slide anteroposterior in sliding tray (7), being arranged on the one side concordant with the periphery of front lock core (2) in sliding tray (7) creates with the radian of the periphery of front lock core (2) consistent, the upper manufacture of sliding shoe (6) of the one side concordant with the periphery of front lock core (2) has lock groove (24), and the radian face of lock groove (24) creates consistent with the radian of the periphery of front lock core (2); The length that described sliding shoe (6) manufactures is shorter than the length of sliding tray (7); Described lock groove (24) creates deep-slotted chip breaker or surface groove, and deep-slotted chip breaker manufactures arcwall face, and surface groove manufactures inclined-plane;

Expanding plate (8) creates spring leaf or flexure strip, or creates the assembly of rigid disk and tension spring, between the bottom that tension spring top is pressed in expansion groove and expanding plate (8); The both sides end face of expanding plate (8) creates the face of lock core (2) and lock body (1) before pintle hook lock;

Be provided with front lock core (2) and rear lock core (13) in lock body (1), rear lock core (13) is movably arranged on the rearward end of front lock core (2), disconnects completely with front lock core (2); Manufacture in described front lock core (2) to have and draw hole (5), sliding tray (7), sliding eye (23), specially bitting hole (16) and stealthy hole, connector (3) is installed in stealthy hole; Have locking hole and connecting hole (12) in described rear lock core (13), the rear end of rear lock core (13) is fixed with and connects tongue (14), and be connected with link gear after connecting the via hole of tongue (14) through lock body (1) rear portion, link gear is connected with dead bolt; Have before sliding tray (7) and draw hole (5), sliding shoe (6) is installed in sliding tray (7), sliding shoe (6) there is lock groove (24), be provided with sliding bar in sliding tray (7) sliding eye below (23), the front end of sliding bar withstands on that sliding shoe (6) is upper, rear end withstands on fore-set (22); Described fore-set (22) and locking head (21) are arranged in locking hole, and one end of locking head (21) withstands on fore-set (22), the other end is pressed on locking spring (10), and locking spring (10) is arranged in locking bearing bore (11); Described expansion groove (9) internal fixtion has expanding plate (8), and expansion side pressure and the sliding shoe (6) of expanding plate (8) are engaged in lock groove (24).

8. according to claim 1 with according to claim 7ly antitheftly mechanical interlockedly to lock without bullet, it is characterized in that: for the ease of manufacturing and assembling, the manufacture hop count of lock core (2) before changing, the described easily manufactured needs of lock body (1) according to internal construction and the needs of manufacturing process, front lock core (2) segmentation manufacture again near the end or end in stealthy hole, or in the position segmentation manufacture again of sliding tray (7), or drawing the position segmentation manufacture again in hole (5), 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).