CN104343289B

CN104343289B - Spring coded lock and key

Info

Publication number: CN104343289B
Application number: CN201410619720.6A
Authority: CN
Inventors: 李质想
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-11-06
Filing date: 2014-11-06
Publication date: 2017-02-15
Anticipated expiration: 2034-11-06
Also published as: CN104343289A

Abstract

The invention discloses a spring coded lock and a key. The spring coded lock comprises a lock, a lock body and a lock bolt, wherein the lock body is connected with the lock, the lock bolt is connected with the lock body, at least one lock core is arranged in the lock, a transmission mechanism is arranged in the lock body, the lock core is connected with the lock bolt through the transmission mechanism, the lock is detachably connected with the lock body, at least one spring hole is formed in the lock in the radial direction, the spring hole is communicated with a lock hole of the lock core, a spring and a lock spring are detachably arranged in the spring hole, the tail end of the spring is abutted connection with the lock spring, the top end of the spring extends into the lock hole, and a hole cover is detachably connected onto the spring hole. The key comprises a key rod inserted and connected with the lock hole in a matched way, wherein rotating rings corresponding to the spring hole are sequentially sleeved in the axial direction of the key rod, and key grooves matched with different springs to be used are uniformly formed in the rotating rings. The coded lock provided by the invention has the advantages that one lock can have many codes, and the safety performance of the lock is improved. In addition, the key provided by the invention has the advantages that one key can unlock many locks, the keys of multiple locks are unified into one, the use is convenient, the cost is low, and the carrying is convenient.

Description

A kind of Coded bullet lock and key

Technical field

The present invention relates to lock technology field, in particular to a kind of Coded bullet lock and key.

Background technology

Lockset is with a long history, according to《Ci hai》Definition, " with key could open seal device be referred to as lock ", change speech It, that absolves if without key cannot referred to as lock, and at least can not be referred to as genuine lock, therefore, lockset master It has been used for antitheft and secrecy, since man invented lockset, being locked in people's life has irreplaceable important function.

At present, existing lockset mostly is the common spring lock of mechanical structure, and its structure is simple, principle be using multiple not Level cylinder-shaped marble pins lock core, and when putting into matched key, each pellet is pushed to identical height, lock Core is just rotatable, drives dead bolt to realize unlocking, but the structure of this its key of spring lock and corresponding lock core structure are all Fixing, and a key must join a lock, if therefore family has several locks, needs to wear many keys, every time It is required to during enabling take out many key unlockings, not only carry inconvenience, and be easily lost, once key loss, find key The people of spoon is easy to just to open lock, if in addition structure is more similar between key, in enabling every time, is required to The multiple key of trial of one one whether with lock supporting, supporting after just can be unlocked, using loaded down with trivial details, distinguishing property is poor, if key Once spoon loss if, cannot conveniently obtain matched key and be unlocked, in addition existing spring lock in terms of anti-theft also relatively Difference, for the robber having no moral idea, is opened the door using high-tech means picking lock, becomes the thing being particularly easy to, thus These robbers make people hard to guard against.So, people's urgent needss one kind can be one by all unified for all keys, and has There is the lockset of higher theftproof performance.

Content of the invention

It is all fixing for solving lockset of the prior art and the structure of key and corresponding lock core structure, and one Key must join a lock, not only carry inconvenience, and be easily lost, and when opening the door every time, is required to the trial of Repeatedly key whether with lock supporting, supporting after just can be unlocked, using loaded down with trivial details, distinguishing property is poor, if once key is if loss Need to change in time lock, the defect such as guarantee safety, it is an object of the invention to provide a kind of Coded bullet lock and key.

For reaching above-mentioned purpose, provide a kind of Coded bullet lock in the embodiment of the present invention, be connected with tapered end including tapered end Lock body and the dead bolt being connected with lock body, install in tapered end at least one lock core, lock body and drive mechanism be installed, lock core passes through to pass Motivation structure is connected with dead bolt, and tapered end is detachably connected with lock body, and tapered end radially has at least one marble hole, marble hole and lock The lockhole connection of core, pellet in the hole detachably installs pellet and snap, and the end of pellet is abutted with snap, and the top of pellet extends In lockhole, marble hole is detachably connected port lid.

Present configuration is simple, and marble hole is marble hole, and the spring length user of pellet in the hole can choose at random Install, after the pellet of different length is installed, by port lid, marble hole is closed, when adjusting different pellets, can be by bullet Son is numbered labelling, as long as corresponding key is adjusted to corresponding numbering spoon groove during unlocking, the present invention passes through to adjust The password that section pellet carries out Coded bullet lock is adjusted, so that coded lock can arrange multiple passwords, security performance is high, to robber Increased picking lock difficulty, after password leakage, password can be exchanged, simple to operate, easy to use and safer, permissible Accomplish that a lock changes ten thousand yards, in addition multiple marble holes can be arranged on tapered end, so form multiple passwords, provided using the present invention This lock not only safety coefficient is high, and structure is simple, practical.

Further, two lock cores are installed in tapered end, main lock core and auxiliary lock core that two lock cores respectively use cooperatively, main Lock core is connected with drive mechanism by lock core shaft, and the end of auxiliary lock core is stretched in lock body, and auxiliary lock core be fixed on inside lock body Nut on wall connects.In the technical program, limit further in tapered end and there is two lock cores as main lock core and auxiliary lock core, Major and minor lock core is placed in parallel and is in same plane, and two lock cores are rotatable lock core, and two lock cores all can lead to Overregulate pellet and carry out setting code, the key of certain two lock cores can be unified as one it is also possible to unified be two, and password can With identical can also be different, determined according to service condition, in addition two lock-core structure can play and interconnect the mesh pinning other side , the effect of main lock core has two：1. main lock core, in rotation process, drives dead bolt motion by drive mechanism, thus completing Door be turned on and off；2. main lock core is used for pinning auxiliary lock core so that auxiliary lock core is not easy opposite direction turning, prevent tapered end with The separation of lock body.In addition the effect of auxiliary lock core has two：1. auxiliary lock core is connected with the nut thread on lock body side wall, thus realizing Tapered end is detachably connected with lock body, that is, when wanting to take off tapered end, can turn auxiliary lock core counterclockwise, so that secondary Lock core is separated with nut, and then achieves tapered end and separate with lock body；2. auxiliary lock core is used for locking main lock core, when need unlock When, after auxiliary lock core need to being opened, just main lock core can be unlocked, and then rotate main lock core and be unlocked, practical.

Further, major and minor lock core all symmetrically has lock core hole, and marble hole is connected by lock core hole with lockhole.This technology In scheme, further define and symmetrically must all have lock core hole on lock core, just can ensure that two lock cores use a key, Otherwise key cannot be extracted.

Further, tapered end is located at and radially has two installing holes between major and minor lock core, in the hole is installed and places locking machine Structure, the two ends of retaining mechanism act against on left and right lock core lateral wall respectively；The retaining mechanism of two installation in the holes is oppositely arranged. Interlocked by retaining mechanism between main lock core and auxiliary lock core, retaining mechanism is fixed on the installation in the hole of tapered end, two installations The retaining mechanism of in the hole is oppositely arranged, and oppositely arranged purpose is mainly used in limiting the rotation direction of different lock cores, such as close After code lock locking, when wanting to open, main lock core just can be unlocked after being only capable of turning clockwise by auxiliary lock core, therefore present configuration Design is ingenious, practical.

Further, retaining mechanism includes projection and the compression spring that push rod is connected with push rod one end, and compression spring is worn and connect On push rod, and one end of compression spring acts against projection；

On major and minor lock core, position corresponding with push rod all has for limiting the stopper slot that push rod rotates counterclockwise, push rod On away from projection one end be located at stopper slot in, stopper slot be semi-annular slot；On major and minor lock core, position corresponding with projection is all opened There is the draw-in groove for clamping projection.This technical scheme is defined to retaining mechanism further, and retaining mechanism is used for locking major and minor Lock core, after projection snaps in the draw-in groove of auxiliary lock core, projection drives bayonet lock to separate with main lock core, and spring is flicked and connect with main lock core Touch, main lock core just can rotate, and after projection leaves the draw-in groove of auxiliary lock core, retaining mechanism is connect with the outer wall of major and minor lock core again Touch, thus limiting the rotation of main lock core, therefore two retaining mechanisms are respectively used to limit the rotation of major and minor lock core, thus preventing Lock is stolen.

Further, drive mechanism is included driven pulley that oval pulley is slidably connected with oval pulley and is slided with transmission The connecting rod that wheel connects, connecting rod is worn and connects one end away from driven pulley on spring, and connecting rod and be connected with dead bolt.In the technical program Further the drive mechanism in two lock-core structure is defined, the lock core shaft by main lock core for the oval pulley in drive mechanism It is in transmission connection, drive when main lock core rotates lock core shaft to rotate, so that oval pulley rotation, the longitudinal end of oval pulley and biography During movable pulley engagement, dead bolt is promoted to lock a door, when the short axle end of oval pulley is engaged with travelling gear, dead bolt is retracted, Jin Ershi Situation about now opening the door, the kind of drive is simple, practical.

Further, a lock core is installed in tapered end, this lock core is monolock core；Wear in tapered end and connect lock core pole and and lock core pole The button spindle using cooperatively, monolock core end is connected with lock core pole, and button spindle is all connected with drive mechanism with the end of lock core pole； Wear in tapered end and connect screw rod, the end of screw rod is stretched in lock body, and screw rod is connected with the nut being fixed on lock body medial wall.

In the technical program, further describe the structure of an only lock core in tapered end, lock core is rectangle for longitudinal section Monolock core, therefore this lock core can not rotate, and monolock core uses cooperatively with wearing the button spindle being connected in tapered end, button spindle and monolock The lock core pole of core is connected with drive mechanism respectively, completes to lock a door by the common driving of button spindle and lock core pole or opens the door；In addition The fixation of single tapered end and lock body is passed through to wear the screw rod being connected in tapered end and is completed, the end of screw rod be fixed on lock body side wall Nut is fixedly connected, and is connected firmly, practical.

Further, tapered end is located at and between screw rod and monolock core, has installing hole, in the hole is installed and places retaining mechanism, lock The two ends of tight mechanism act against on monolock core and the lateral wall of screw rod respectively, and retaining mechanism is included push rod and is connected with push rod one end Projection and compression spring, compression spring is worn and is connected on push rod, and one end of compression spring acts against projection；On monolock core with convex Post corresponding position has the draw-in groove for clamping projection.In the technical program, further describe and connect between screw rod and monolock core Connect for tie down screw and prevent the retaining mechanism of screw rod rotation, this retaining mechanism is arranged on the tapered end between screw rod and monolock core Installation in the hole, retaining mechanism includes projection and the compression spring that push rod is connected with push rod one end, and projection acts against monolock core On lateral wall, monolock core has positioned at projection bottom the draw-in groove for clamping projection；When specifically used, lock core pole is in key Move forward and backward and then promote drive mechanism to move under promotion, after lock core pole promotes drive mechanism, door is opened, now button spindle Tapered end is ejected in end, and the draw-in groove on monolock core blocks the projection of bayonet lock just, and now retaining mechanism is separated with screw rod, screw rod Rotate, during therefore moving forward and backward by monolock core, complete screw lock or unlatching and the mistake being turned on and off of door Journey, smart structural design, practical.

Further, pass the driven pulley that drive mechanism includes oval pulley, gear is slidably connected with oval pulley and with The connecting rod that driven pulley is fixedly connected, gear is engaged with oval pulley, connecting rod is worn and connects spring, and away from driven pulley on connecting rod One end be connected with dead bolt；

Two connectors being connected with lock core pole, button spindle respectively are symmetrically fixed on gear, two connectors are respectively provided with In the both sides of axle center hole, connector is located on same axis with axle center hole.In the technical program, further to single coded lock Drive mechanism is further limited, and the cooperation transmission of lock core pole and button spindle that the gear in drive mechanism passes through monolock core connects Connect, when monolock core promotes pinion rotation, gear driven ellipse pulley rotation, the longitudinal end of oval pulley is slided with driven pulley During connection, dead bolt is promoted to lock a door, when the short axle end of oval pulley is slidably connected with driven pulley, dead bolt is retracted, and then realizes Situation about opening the door, after locking a door, button spindle is pushed in tapered end, key automatic spring, and the kind of drive is simple, practical.

Additionally provide the key that a kind of Yu described Coded bullet lock uses cooperatively in the embodiment of the present invention, including with lockhole The spoon bar of cooperation grafting, the axial direction of spoon bar is socketed change corresponding with marble hole successively, change uniformly has and different bullets The spoon groove that son uses cooperatively.

The matched key of the Coded bullet lock that the present invention provides, can allow the end tip of pellet by the spoon groove in change Enter in spoon groove, and then unlock, make lock core be able to smoothly rotate in lock body or movable, key passes through to adjust change, obtains Open aforesaid Coded bullet lock to correct password, if matched key is lost, can easily buy joining of same structure Key kit.This key can coordinate many coded locks of unlatching it is only necessary to adjust password, simple to operate, economical and practical.

Beneficial effects of the present invention are：Present configuration is simple, and principle and structure fabrication using traditional spring lock form, Without electronics etc function, and coded lock can accomplish that a lock changes ten thousand yards that is to say, that after the password of lock is revealed, user Can time update password, simultaneously coded lock can by arbitrarily many lock (include door lock, drawer-lock, locker locks, bag lock, traffic work Tool lock, machinery equipment lock etc.) key all unify for one that is to say, that the present invention provide key can accomplish spoonful opening Wan Suo, during use, user can voluntarily install the pellet on tapered end according to pellet length, and after installation, the close of pellet installed in record Code, during enabling, taking-up key is stirred spoon groove corresponding with not homology functor and is carried out opening the door, simple to operate, economical and practical, special In family's door or plant area of enterprise door, if in addition leaving behind key or key loss need not be pounded lock and forced open the door, as long as buying one together Type key dial-up.

Brief description

Fig. 1 is a kind of twin-core structure schematic diagram of the Coded bullet lock described in the embodiment of the present invention；

Fig. 2 is the enlarged drawing of B in Fig. 1；

Fig. 3 is a kind of twin-core structure released state figure one of the Coded bullet lock described in the embodiment of the present invention；

Fig. 4 is a kind of twin-core structure released state figure two of the Coded bullet lock described in the embodiment of the present invention；

Fig. 5 is a kind of single structural representation of the Coded bullet lock described in the embodiment of the present invention；

Fig. 6 is the enlarged drawing of A in Fig. 5；

Fig. 7 is the transmission of the single structure middle gear of a kind of Coded bullet lock described in the embodiment of the present invention and oval pulley View；

Fig. 8 is a kind of schematic perspective view of the key of Coded bullet lock described in the embodiment of the present invention.

In figure,

1st, tapered end；2nd, lock body；3rd, dead bolt；4th, lock core；5th, drive mechanism；6th, marble hole；7th, lockhole；8th, pellet；9th, snap； 10th, port lid；11st, main lock core；12nd, auxiliary lock core；13rd, lock core shaft；14th, nut；15th, lock core hole；16th, installing hole；17th, lock machine Structure；18th, push rod；19th, projection；20th, compression spring；21st, stopper slot；22nd, draw-in groove；23rd, oval pulley；24th, driven pulley；25、 Connecting rod；26th, spring；27th, monolock core；28th, lock core pole；29th, button spindle；30th, screw rod；31st, gear；32nd, connector；33rd, spoon bar； 34th, change；35th, spoon groove.

Specific embodiment

Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.

Embodiment 1, as shown in figures 1 to 6, a kind of Coded bullet lock described in the embodiment of the present invention, including tapered end 1 and Lock body 2 and the dead bolt 3 being connected with lock body that tapered end connects, are installed in tapered end at least one lock core 4, lock body and install drive mechanism 5, lock core is connected with dead bolt by drive mechanism, and tapered end is detachably connected with lock body, and tapered end radially has at least one pellet Hole 6, marble hole is connected with the lockhole 7 of lock core, and pellet in the hole detachably installs pellet 8 and snap 9, and the end of pellet and snap support Connect, the top of pellet extends in lockhole, and marble hole is detachably connected port lid 10.

This coded lock can have a lock core, two lock cores even more than lock core, this coded lock sheerly mechanical type lock, It is to be formed with structure fabrication using the principle of traditional spring lock, without electronics etc function, this lock is easy to operate simple, and material benefit is protected Danger, is exclusively used in the multiple fields such as family's door or plant area or office, easy to use, simple to operate, can accomplish that a lock changes ten thousand Code, solves lock of the prior art and all corresponds to using a key, after key loss, the password of lock can not be changed, then The people finding key is easy to open lock, safety coefficient difference the problems such as, by one lock change ten thousand yards, can accomplish to work as key loss Afterwards, time update password, then lock would not easily be opened by the key lost, and improves safety coefficient.

One lock changes ten thousand yards as the term suggests being that a lock can change the close of lock by adjusting the length of pellet in the hole pellet Code, user can be changed at any time, after password leakage, change password in time.

In this embodiment, this coded lock mainly using install pellet length difference come setting code, pellet in the hole can be put Put the pellet of various length, the spring length of different pellet in the holes is different, thus required corresponding on the key when unlocking Mounting groove is different, therefore often adjusts a pellet, as adjusts a password, easy to use, simple to operate.

Coded lock in the operating process of Modify password is：First in the state of door unlatching, unload lower lock head, by lower for dismounting bullet The port lid of sub-aperture, then dismantles lower snap and pellet, after selecting different pellets, then installs pellet and port lid, now Record the pellet numbering of different lock core marble in the holes, pellet numbering is numbered according to the length of pellet, finally that tapered end is solid It is scheduled on lock body, during enabling, select corresponding key, complete the work locked a door or open the door, easy to use, simple to operate, different Lock core can select to adjust identical password or different passwords.

Embodiment 2, as Figure 1-4, a kind of Coded bullet lock described in the embodiment of the present invention, including tapered end and tapered end The lock body connecting and the dead bolt being connected with lock body, are installed in tapered end at least one lock core, lock body and install drive mechanism, and lock core leads to Cross drive mechanism to be connected with dead bolt, tapered end is detachably connected with lock body, tapered end radially has at least one marble hole, marble hole Connect with the lockhole of lock core, pellet in the hole detachably installs pellet and snap, the end of pellet is abutted with snap, the top of pellet Extend in lockhole, marble hole is detachably connected port lid.

As shown in figure 1, in the technical program, installing two lock cores in tapered end described further, two lock cores are respectively The main lock core 11 using cooperatively and auxiliary lock core 12, main lock core is connected with drive mechanism by lock core shaft 13, and the end of auxiliary lock core is stretched Enter in lock body, and auxiliary lock core is connected with the nut 14 being fixed on lock body medial wall.

In this technical scheme, limit further and there are in this tapered end two lock cores, two lock cores are respectively main lock core and pair Lock core, the password of two lock cores can be the same or different, depending on service condition.

In addition, in the technical program, the effect of main lock core has two：1. main lock core is in rotation process, by drive mechanism Drive dead bolt motion, thus completing being turned on and off of door；2. main lock core is used for pinning auxiliary lock core, so that auxiliary lock core is not easy Opposite direction turns, and prevents tapered end from separating with lock body.In addition the effect of auxiliary lock core has two：1. on auxiliary lock core and lock body side wall Nut connects, it is achieved thereby that the fixation of tapered end and lock body, that is, when wanting to take off tapered end, secondary lock can be turned counterclockwise Core, so that auxiliary lock core is separated with nut, and then is achieved tapered end and is separated with lock body；2. auxiliary lock core is used for locking main lock core, When needing to unlock, after auxiliary lock core need to being opened, just main lock core can be unlocked, and then rotate main lock core and be unlocked, practical Property is strong.

In the technical program, major and minor lock core described further all symmetrically has lock core hole 15, and marble hole and lockhole pass through Lock core hole connects.

In the technical program, tapered end described further is located at and between major and minor lock core, radially has two installing holes 16, In the hole is installed and places retaining mechanism 17, the two ends of retaining mechanism act against on left and right lock core lateral wall respectively；Two installation in the holes Retaining mechanism oppositely arranged.In the technical program, retaining mechanism described further is included push rod 18 and is connected with push rod one end Projection 19 and compression spring 20, compression spring is worn and is connected on push rod, and one end of compression spring acts against projection；

On major and minor lock core, position corresponding with push rod all has for limiting the stopper slot 21 that push rod rotates counterclockwise, top On bar, the one end away from projection is located in stopper slot, and stopper slot is semi-annular slot；On major and minor lock core, position corresponding with projection is equal Have the draw-in groove 22 for clamping projection.

Retaining mechanism is used for main lock core and auxiliary lock core interlocking, and when main lock core rotates, projection snaps in the draw-in groove of main lock core After interior, retaining mechanism is separated with auxiliary lock core, and now auxiliary lock core just can be rotated, and when auxiliary lock core rotates in the same manner, projection snaps in pair After in the draw-in groove of lock core, retaining mechanism is separated with main lock core, and now main lock core just can rotate, and plays the function of an interlocking. If rotation direction error or projection could not enter in draw-in groove, two locks all can not be opened, and simple to operate, structure design is skilful Wonderful；When specifically used, when going out between long, the interconnection of two lock cores can be pinned for the sake of security, both accomplish dual fail-safe, such as Fruit time of temporarily going out is not long, then need not interlock twin-core, directly by main lock core by door lock, easy to operate.

In addition the connection between tapered end and lock body is to be connected with the nut on lock body side wall to complete by auxiliary lock core, in After lock core is tightened to the right, tapered end is fixed with lock body, now the installation of tapered end and lock body.

In the technical program, drive mechanism described further includes what oval pulley 23 and oval pulley were slidably connected Driven pulley 24 and the connecting rod 25 being connected with driven pulley, connecting rod are worn and connect spring 26, and away from the one of driven pulley on connecting rod End is connected with dead bolt.

In this embodiment, the lock core shaft of main lock core drives oval pulley rotation when rotating, and oval pulley is with the side of rotation Formula promotes driven pulley thus reaching dead bolt turnover function, and then completes being turned on and off of door, and driven pulley slides into ellipse During one end of round and smooth wheel major axis, dead bolt stretches out, and completes to lock a door, when one end of driven pulley slideway elliptic gear short axle, In dead bolt retraction lock body, door is opened, simple to operate, practical.

As shown in Figure 3-4, the unlocking process for the Coded bullet lock of Double-lock-core is：

(1) according to original spring concealed puzzle, adjust the password of key, so that key is supported the use with pellet；

(2) insert a key in the lockhole of auxiliary lock core, then turn key clockwise and carry movable lock core to rotate, when locking machine After the projection of structure is stuck in the draw-in groove of auxiliary lock core, stop operating (as shown in Fig. 3-A and 3-B), after Fig. 3-A is for Double-lock-core interlocking Schematic diagram, Fig. 3-B is the schematic diagram after main lock core unblock；

(3) retaining mechanism and main lock core are separated, and now main lock core unblock, subsequently extracts key；

(4) adjustment key cipher is corresponding with the pellet of main lock core, after then inserting a key into main lock core, turns key counterclockwise Spoon simultaneously carries movable lock core to rotate, and now opens door.

During if necessary to tapered end being taken off change tapered end password, need in the state of coded lock is in pinning, by key Insertion main lock core, then turns main lock core clockwise, after the projection of retaining mechanism is stuck in the draw-in groove of main lock core, stops turning Dynamic, retaining mechanism is separated with auxiliary lock core, now auxiliary lock core unblock (as shown in Fig. 4-A and 4-B), after then extracting key, inserts After entering auxiliary lock core, turn auxiliary lock core counterclockwise, so that auxiliary lock core is separated with the nut being fixed on lock body side wall, lock afterwards Head is separated with lock body, after tapered end takes off, can carry out re-assemblying of pellet, adjusts password afterwards, practical, simple to operate. Fig. 4-A is the schematic diagram after Double-lock-core interlocking, and Fig. 4-B is the schematic diagram after auxiliary lock core unblock.

Embodiment 3, as illustrated in figs. 5-7, a kind of Coded bullet lock described in the embodiment of the present invention, including tapered end and tapered end The lock body connecting and the dead bolt being connected with lock body, are installed in tapered end at least one lock core, lock body and install drive mechanism, and lock core leads to Cross drive mechanism to be connected with dead bolt, tapered end is detachably connected with lock body, tapered end radially has at least one marble hole, marble hole Connect with the lockhole of lock core, pellet in the hole detachably installs pellet and snap, the end of pellet is abutted with snap, the top of pellet Extend in lockhole, marble hole is detachably connected port lid.

In the technical program, a lock core is installed in tapered end described further, this lock core is monolock core 27；Wear in tapered end Connect lock core pole 28 and the button spindle 29 using cooperatively with lock core pole, monolock core end is connected with lock core pole, button spindle and lock core pole End be all connected with drive mechanism；Wear in tapered end and connect screw rod 30, the end of screw rod is stretched in lock body, and screw rod be fixed on lock Nut on body medial wall connects.

In the technical program, monolock core can not rotate, and monolock core uses cooperatively with wearing the button spindle being connected in tapered end, button The lock core pole of bar and lock core is connected with drive mechanism respectively, by lever principle, the biography of the one-in-and-one-out of button spindle and lock core pole Move and complete to lock a door or open the door；In addition single tapered end and the fixation of lock body are completed by wearing the screw rod being connected in tapered end, the end of screw rod Portion is fixedly connected with the nut being fixed on lock body side wall, is connected firmly, practical.

In the technical program, tapered end described further is located at and between screw rod and monolock core, has installing hole, installing hole Interior placement retaining mechanism, the two ends of retaining mechanism act against on monolock core and the lateral wall of screw rod respectively, and retaining mechanism includes pushing up Projection and compression spring that bar is connected with push rod one end, compression spring is worn and is connected on push rod, and one end of compression spring acts against Projection；The draw-in groove for clamping projection is had with projection corresponding position on monolock core.

In the technical program, retaining mechanism is used for tie down screw, prevents screw rod from can arbitrarily rotate, when monolock core is pushed into After lock body, the projection of retaining mechanism is stuck in the draw-in groove of monolock core just, and now retaining mechanism is separated with screw rod, and now screw rod is Rotatably, tapered end can be unloaded by rotary screw, thus the operation such as password of modifying, simple to operate, smart structural design.

In the technical program, drive mechanism described further includes oval pulley, gear 31 and oval pulley and slides even The driven pulley connecing and the connecting rod being fixedly connected with driven pulley, gear is engaged with oval pulley, connecting rod is worn and connects spring, and even On bar, the one end away from driven pulley is connected with dead bolt；

Two connectors being connected with lock core pole, button spindle respectively 32 are symmetrically fixed on gear, two connectors set respectively It is placed in the both sides of axle center hole, connector is located on same axis with axle center hole.

In this technical scheme, the cooperation transmission of lock core pole and button spindle that the gear in drive mechanism passes through monolock core connects Connect, similar to lever principle between button spindle and lock core pole, key pushing lock cylinder bar promotes gear, then button spindle is pushed out lock Head, after pushing button spindle, key automatically exits from, and is rotated by the linkage moving gear of button spindle and lock core pole, so that Gear driven ellipse pulley rotation, oval pulley being promoted driven pulley thus reaching dead bolt turnover function with rotating manner, entering And complete being turned on and off of door, when driven pulley slides into one end of oval pulley major axis, dead bolt stretches out, and completes to lock a door, When one end of driven pulley slideway ellipse pulley short axle, in dead bolt retraction lock body, door is opened, simple to operate, practical.

Unlocking process for the Coded bullet lock of Double-lock-core is：

(2) insert a key in the lockhole of monolock core, then proceed to promote key, key promotes monolock core bar, lock core pole Promote gear, shave gear driven elliptic gear and rotate, travelling gear is slided into by the one end positioned at elliptic gear major axis the shortest One end of axle, in dead bolt retraction lock body, door is opened, and completes unlocking process, and now button spindle is pushed out；

(3) when locking a door, button spindle is pushed in tapered end, now, due to lever principle, key automatic spring, complete to lock a door Process.

During if necessary to tapered end being taken off change tapered end password, need in the state of coded lock is in pinning, by key Insertion monolock core, then promotes key, the projection of retaining mechanism snaps in the draw-in groove of monolock core lateral wall, then backs out screw rod Tapered end can be taken off, re-assemblying followed by pellet, adjust password afterwards, practical, simple to operate.

Embodiment 4, as shown in figure 8, what a kind of Yu the described Coded bullet lock described in the embodiment of the present invention used cooperatively Key, including the spoon bar 33 coordinating grafting with lockhole, the axial direction of spoon bar is socketed change 34 corresponding with marble hole, change successively On uniformly have the spoon groove 35 using cooperatively with not homology functor.

Spoon groove on the key is all matched with the end of pellet, and after key insertion lockhole, the end of pellet is stuck in just In spoon groove, thus completing to unlock, the regulation of password can be completed by the rotation of change.

The key that the present invention provides solves and needs when there is multiple locking in prior art to carry many keys, and key is easy The defects such as loss, practical.

Spoonful ten thousand locks of opening can drive many locks for a key as its name suggests, by changing bullet in tapered end in the technical program The length of son is adjusted the password of coded lock, during unlocking, can drive multiple locks by dialling on the key at one, once key is lost Lose, can commercially buy this matching used key, adjust after opening password, unlock, easy to use, operation letter Single.

In change, always, and position is identical for the quantity of the quantity of spoon groove and lock core marble hole, and in addition the spoon groove in change is equal There is certain numbering, numbering is corresponding with the numbering of pellet, the spoon grooves of different numberings, the depth difference of its spoon of groove, only when Spoon groove is matched with corresponding pellet, just can open during unlocking.

Annular groove is had with marble hole corresponding position, change is socketed in annular groove on preferably described spoon bar；Fix convex in annular groove Rise, change medial surface has the groove raised for clamping.

Change is stuck in annular groove, simultaneously fixed lobe in annular groove, change medial surface has for fixing clamping projection Groove, prevents change adjustment one from reserving password back rotation later, practical, easy to adjust.

Operational approach when specifically used for the key is：Change first on rotating spoon bar, the quantity of change and marble hole The quantity of (namely lock core marble hole and marble hole) is identical, and position is corresponding, until its spoon of groove all reaches correct position (according to the length of not homology functor, adjusting the depth of different spoon grooves), inserts key, pellet is corresponding with corresponding spoon groove, therefore key After spoon turns, band movable lock core rotates, and completes to unlock.

Key is to rotate the position changing spoon groove at any time, when unlocking, only it is to be understood that the erection sequence of the pellet of lock core is Change can be stirred, determine the order of spoon groove, unlocked.

In the schematic diagram that the present invention provides all so that there are in each lock core six lock core marble holes as a example, and the type of pellet There are four kinds that length is different, marble amount is disregarded, the type due to pellet is four kinds, and therefore corresponding with coded lock change is opened There is the spoon groove of four numberings, during use, rotate change, adjust to corresponding spoon groove, unlocked；The present invention spoonful can open ten thousand Lock, is one by unified for the key of many locks, easy to use, with low cost, is easy to carry.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims

1. a kind of Coded bullet lock, the lock body (2) being connected with tapered end including tapered end (1) and the dead bolt (3) being connected with lock body, lock In head, two lock cores (4) are installed, drive mechanism (5) is installed in lock body, lock core is connected with dead bolt by drive mechanism, tapered end and lock Body is detachably connected, and tapered end radially has at least one marble hole (6), and marble hole is connected with the lockhole (7) of lock core, marble hole Interior detachable installation pellet (8) and snap (9), the end of pellet is abutted with snap, and the top of pellet extends in lockhole, marble hole On be detachably connected port lid (10)；

It is characterized in that, main lock core (11) and auxiliary lock core (12) that two lock cores respectively use cooperatively, main lock core passes through lock core Axle (13) is connected with drive mechanism, and the end of auxiliary lock core is stretched in lock body, and auxiliary lock core and the spiral shell being fixed on lock body medial wall Female (14) connect；

Major and minor lock core all symmetrically has lock core hole (15), and marble hole is connected by lock core hole with lockhole；It is located at major and minor on tapered end Radially have two installing holes (16) between lock core, in the hole is installed and places retaining mechanism (17), the two ends of retaining mechanism are pushed up respectively Lean against on left and right lock core lateral wall；The retaining mechanism of two installation in the holes is oppositely arranged；

Retaining mechanism includes projection (19) and the compression spring (20) that push rod (18) is connected with push rod one end, and compression spring is worn and connect On push rod, and one end of compression spring acts against projection；

On major and minor lock core, position corresponding with push rod all has for limiting the stopper slot (21) that push rod rotates counterclockwise, push rod On away from projection one end be located at stopper slot in, stopper slot be semi-annular slot；On major and minor lock core, position corresponding with projection is all opened There is the draw-in groove (22) for clamping projection.

2. Coded bullet lock according to claim 1 it is characterised in that drive mechanism include oval pulley (23) with ellipse Driven pulley (24) and the connecting rod (25) being connected with driven pulley that round and smooth skidding is dynamically connected, connecting rod are worn and connect spring (26), and On connecting rod, the one end away from driven pulley is connected with dead bolt.

3. a kind of Coded bullet lock, the lock body (2) being connected with tapered end including tapered end (1) and the dead bolt (3) being connected with lock body, lock In head, a lock core (4) is installed, drive mechanism (5) is installed in lock body, lock core is connected with dead bolt by drive mechanism, tapered end and lock Body is detachably connected, and tapered end radially has at least one marble hole (6), and marble hole is connected with the lockhole (7) of lock core, marble hole Interior detachable installation pellet (8) and snap (9), the end of pellet is abutted with snap, and the top of pellet extends in lockhole, marble hole On be detachably connected port lid (10) it is characterized in that, this lock core be monolock core (27)；Wear in tapered end connect lock core pole (28) and with lock The button spindle (29) that core bar uses cooperatively, monolock core end is connected with lock core pole, the end of button spindle and lock core pole all be driven Mechanism connects；Wear in tapered end and connect screw rod (30), the end of screw rod is stretched in lock body, and screw rod be fixed on lock body medial wall Nut connects；

It is located on tapered end and between screw rod and monolock core, has installing hole, in the hole is installed and places retaining mechanism, the two ends of retaining mechanism Act against on monolock core and the lateral wall of screw rod respectively, retaining mechanism includes projection and the compression that push rod is connected with push rod one end Spring, compression spring is worn and is connected on push rod, and one end of compression spring acts against projection；Open with projection corresponding position on monolock core There is the draw-in groove for clamping projection.

4. Coded bullet lock according to claim 3 it is characterised in that drive mechanism include oval pulley, gear (31), The driven pulley being slidably connected with oval pulley and the connecting rod being fixedly connected with driven pulley, gear is engaged with oval pulley, even Wear on bar and connect one end away from driven pulley on spring, and connecting rod and be connected with dead bolt；

Two connectors being connected with lock core pole, button spindle respectively (32) are symmetrically fixed on gear, two connectors are respectively provided with In the both sides of axle center hole, connector is located on same axis with axle center hole.

5. a kind of key using cooperatively with Coded bullet lock described in claim 1 or 3, including the spoon coordinating grafting with lockhole Bar (33) it is characterised in that in the axial direction of spoon bar successively be socketed change (34) corresponding with marble hole, change uniformly has and The spoon groove (35) that homology functor does not use cooperatively.