CN109538010A - A kind of key-type mechanical puzzle lock - Google Patents

Abstract

The invention discloses a kind of key-type mechanical puzzle locks, belong to mechanical code lock technical field.A kind of its technical solution are as follows: key-type mechanical puzzle lock, including shell, close the top cover of shell, through the password key and unlocking key of top cover setting, wherein, include key stepping mechanism, comparing unit and unlocking mechanism in shell, the unlocking push rod controlled by unlocking mechanism is set on shell one side；Key stepping mechanism is driven by password key；Unlocking mechanism is driven by unlocking key.The beneficial effects of the present invention are: key-type mechanical puzzle lock provided by the invention is suitable for electronic lock core, compared with traditional touch-tone mechanical code lock, hence it is evident that improve safety and reliability；Compared with traditional electronic lock, failure rate is low, and ambient adaptability is high.

Description

A kind of key-type mechanical puzzle lock

Technical field

The present invention relates to mechanical code lock technical field, in particular to a kind of key-type mechanical puzzle lock.

Background technique

Currently, there are many existing key-type mechanical puzzle lock type, as Authorization Notice No. CN201187187 discloses one kind Button-type mechanical cipher lock cylinder there is strong security, high reliablity, not electricity consumption not to have to the advantages such as key, therefore, and in the market Common key-type mechanical puzzle lock.But all there is security risk in this patent and existing many mechanical code lock cores, when pushing the wrong When key serial number, the interlinked mechanisms such as serial number code block can automatically reset, just because of there are mechanisms when key errors to answer automatically The case where position, the personnel with professional skill can open button by the micro-judgment of the various aspects such as sound, dynamics, technology Mechanical code lock, there are some potential safety problemss.

Publication number CN106836982A discloses a kind of key-type mechanical puzzle lock and unlocking verification method, only works as input Password movement be fully completed after, just carry out verifying unlocking cipher string it is whether correct, input password during can not learn that each is close Whether code is correct, compared with traditional touch-tone mechanical code lock, hence it is evident that improve safety and reliability, but it is only applicable to pass The handle lock of system, but handle lock, security performance are not that very well, can only generally use as room door lock.

The electronic lock gradually promoted the use of on the market, it is multiple functional although good confidentiality, it is needed before installation especially Reserved electric wire, and it also requires there is some doors for being very suitable to specification, the electrical structure complicated leads to its probability of malfunction phase It to higher, and once powers off, not can avoid key unlocking still, in addition, electronic device is afraid of moist, is afraid of strong magnetoelectricity, is afraid of strong motion, makes It there are certain requirements use environment, this lock core there is no safe and reliable mechanical code lock matched.

How to solve above-mentioned technical problem is the project that the present invention faces.

Summary of the invention

In order to solve above-mentioned the problems of the prior art, the present invention provides one kind securely and reliably, failure rate is low, environment is suitable With property is high, precise structure, the key-type mechanical puzzle lock suitable for electronic lock core.

In order to achieve the above-mentioned object of the invention, the present invention provides a kind of key-type mechanical puzzle locks, including shell, close institute The top cover for stating shell, through the password key and unlocking key of top cover setting, wherein include key stepping in the shell The unlocking push rod controlled by the unlocking mechanism is arranged on the shell one side for mechanism, comparing unit and unlocking mechanism；It is described Key stepping mechanism is driven by the password key；The unlocking mechanism is driven by the unlocking key；It is specific:

The key stepping mechanism: drive the comparing unit to perpendicular to institute for responding every time the password key movement State the direction stepping of the direction of motion of unlocking push rod；And the ratio is driven for responding password key movement every time The yardage and code sequence of each password key are recorded to unit；

The comparing unit: when the key stepping mechanism is when setting yard state, for responding the key stepping mechanism movement Stepping, while for responding and recording the yardage and code sequence of the password key pressed every time；When the key stepper Structure for responding the stepping of the key stepping mechanism movement, while being pressed every time when opening yard state for responding and recording The password key yardage and code sequence；And for responding unlocking mechanism movement, when its it is described set yard state and When the yardage for opening yard state recording is consistent with code sequence, then unlocking mechanism movement, when its it is described set yard state and In the yardage for opening yard state recording and inconsistent code sequence, then the unlocking mechanism is failure to actuate；

The unlocking mechanism: drive the comparing unit that relative motion occurs for responding the unlocking actuation of keys；And The unlocking pushrod movement is driven, unlocking action is completed.

Further, the unlocking mechanism includes being fixed in the shell, perpendicular to unlocking pushrod movement direction Slide bar, be set on the slide bar, set a yard bracket with what it was slidably matched, be set on the slide bar, and set code with described What bracket was mutually slidably matched opens a yard bracket, and hingedly on the housing, one end is mutually fastened with the unlocking push rod, separately at middle part One end is mutually fastened with yard bracket of opening respectively, and connects the unlocking shifting block at unlocking shifting block reduction torsion spring driving end, and described That opens that the other end of yard bracket mutually fastens opens a yard bracket shifting block, and a yard delay shifting block for bracket shifting block movement is opened described in driving, if It sets and is opened between yard bracket shifting block and the delay shifting block described, and the delay torsional spring coaxial with both, and be arranged in institute It states and sets yard bracket and the unlocking reset tension spring one opened between yard bracket；The delay shifting block is driven by the unlocking key； One end of the unlocking shifting block reduction torsion spring connects the unlocking shifting block, and the other end connects on the housing.

The described one end of yard bracket far from the unlocking push rod that sets is equipped with the first reset hole；Yard bracket of opening is close to described The end side of unlocking push rod be equipped with the second unlocking pulling hole, far from the unlocking push rod end be respectively equipped with the second reset hole and First unlocking pulling hole；Unlocking reset tension spring 2 is set between first reset hole and second reset hole；Described second opens Lock pulling hole is mutually fastened with the unlocking shifting block；The first unlocking pulling hole is mutually fastened with yard bracket shifting block of opening；

Yard bracket that sets is vertical with the direction of motion of the unlocking push rod in the intracorporal step motion direction of the shell, described to set Code bracket with described to open the direction that yard bracket mutually slides parallel with the direction of motion of the unlocking push rod；

The comparing unit includes that several groups compare piece group, each described comparison piece group includes several under external force capable of The comparison component enough rotated, the component that compares includes that setting for corresponding setting and opens chip at chip；It is described set chip setting exist It is described to set on yard bracket；It is described open chip setting set on yard bracket described；

The chip that sets is triangle or diamond shape；The chip that sets sets chip press-side and sets chip clearing tooth；

The chip of opening is triangle or diamond shape；The chip of opening opens chip and resets tooth and comparison equipped with chip press-side is opened End；

Each described spacing for comparing the comparison component adjacent in piece group, drives its generation with the key stepping mechanism The equal length of stepping；

The key stepping mechanism is made of button assembly and stepping component；

The button assembly includes that setting is respectively arranged one on several intracorporal keypads of the shell, each described keypad To key column, the corresponding password key in one end of every a pair key column, the other end is arranged at corresponding one In the comparison piece group；

Each described key column can be moved downward across setting chip described in keypad pressing or described open chip；

Every a pair key column include for pressing the key column A for setting chip, and for press it is described open chip by Key column B；

The stepping component includes being movably connected in the intracorporal key driving lever of the shell, and middle part is hinged in the shell, one end The hinged L-type driving lever with one end of the key driving lever, with described several stepping latches for setting yard bracket and being fixedly connected, one end Several the flexible limit plectrums mutually fastened with stepping latch described in each, one of them it is described limit plectrum it is another One end is arranged far from the end of the L-type driving lever of the key driving lever, and the other end of remaining limit plectrum is fixed In the shell and one end is fixed in the shell, and the other end is connected to the driving lever on the key driving lever and resets drawing Spring；The key driving lever is driven by the password key.

Further, the stepping resetting-mechanism by unlocking key driving is also set up in the shell and opens code resets machine Structure；It is specific:

The stepping resetting-mechanism: drive the comparing unit that stepping occurs multiple for responding the unlocking actuation of keys Position；

It is described to open a yard resetting-mechanism: when the key stepping mechanism is when opening yard state, for responding the unlocking actuation of keys To drive yardage and the described of code sequence of occurrence record to open chip reset.

Further, the stepping resetting-mechanism includes stepping resetting shaft, is engaged with limit plectrum described in each, And the limit plectrum that one end and the stepping resetting shaft mutually fasten stirs tooth, one end is connected to far from the stepping resetting shaft The limit plectrum stirs the end of tooth, and the other end is fixed on the intracorporal limit plectrum of the shell and stirs tooth reset tension spring, and Be set on the slide bar, both ends contact with each other respectively with the side wall of the shell and the unlocking mechanism cooperation stepping reset Spring；

The stepping resetting shaft is equipped with the unlocking boss being interlocked with the unlocking key, stirs tooth phase with the limit plectrum The code of opening mutually fastened resets boss, and resets positive stop lug boss；

Yard resetting-mechanism of opening includes opening yard bracket with described and being mutually slidably matched out along the direction of motion of the unlocking push rod Code resets plate, mutually fastens with the code clearing plate of opening, and be located at same end face with the unlocking push rod, sets through the shell The code of opening set resets driving lever, and one end setting resets on driving lever in the code of opening, and the other end is fixed on the intracorporal code of opening of the shell and answers Position driving lever reset tension spring, axis is fixed in the shell, one end and it is described open code and reset driving lever contact with each other cooperation, the other end and The stepping resetting shaft contact with each other cooperation open code reset limit film, with it is described open code reset limit film it is coaxial open code clearing Limit film torsional spring and one end setting are reset on plate in the code of opening, the other end be arranged in it is described open on yard bracket to open code clear Zero sheet reset tension spring；

It is additionally provided with out code on the stepping resetting shaft and resets positive stop lug boss；The code clearing positive stop lug boss of opening is reset with the code of opening Limit film contacts with each other cooperation；

It is described open code reset plate be equipped with compared described in each in piece group described in open corresponding several of chip and open code Reset long hole；

Unlocking key guide post is equipped at the center of unlocking key lower end surface, the pilot hole being slidably matched with it is fixed on described It is equipped with pressing boss in shell, in the middle part of unlocking key lower end surface, contacts with each other cooperation with the unlocking boss, it is described to open It locks key lower end surface side and is equipped with and press compression leg, contact with each other cooperation with the delay shifting block.

Further, it is also set up in the shell and switching mechanism and sets a yard resetting-mechanism, also set up on the top cover and institute State switching mechanism and/or it is described set yard resetting-mechanism be interconnected set yard reset hole and switch boards reset hole；The switching machine Structure and yard resetting-mechanism that sets mutually fasten；It is specific:

The switching mechanism: for the key stepping mechanism in the switching for setting yard state He opening yard state；

It is described to set a yard resetting-mechanism: when the key stepping mechanism is when setting yard state, for responding the switching mechanism movement To drive the chip that sets of occurrence record yardage and code sequence to reset.

Further, the switching mechanism includes being movably arranged on the intracorporal switch boards of the shell, and make it described If code state and the switching-driving device opening yard state and switching；

The switching-driving device includes being hinged on the intracorporal fixed hinge seat of the shell, is mutually fastened with the switch boards, And it is described set yard state under, penetrate the switch boards reset hole thorn pressure can bring it about overturning switching sheet reset dial Block, and with it is described open yard bracket along the direction of motion of the unlocking push rod be mutually slidably matched set code reset plate；

The switch boards are equipped with switching towing pad, and the switching towing pad is mutually fastened with the switch boards reset dial；

Several keypads are fixed in the switch boards；

Yard resetting-mechanism that sets includes that the code that sets resets plate, and the code that sets for acting it resets driving mechanism；

The code that sets resets driving mechanism including being hinged on the intracorporal fixed hinge seat of the shell, and opens under yard state described Yard reset dial and the switch boards are set with what the switch boards side was engaged；It is described open yard state under, penetrate described If the thorn pressure of code reset hole can make described to set a yard reset dial and be flipped；

The code clearing plate that sets mutually is fastened with the switch boards；

It is described set code reset plate be equipped with compared described in each in piece group described in set corresponding several of chip and set code Reset long hole.

Further, yard resetting-mechanism that sets further includes being movably arranged on the intracorporal V-type block of the shell, and be fixed on In the shell, the block reset dialing spring for the cooperation that contacts with each other with the V-type block；It is specific:

When unlocking mechanism movement, penetrates the thorn pressure for setting yard reset hole and act on described set in yard reset dial； When the unlocking mechanism is failure to actuate or the unlocking mechanism acts after completing and resetting, and penetrates the thorn pressure for setting yard reset hole Power acts on the V-type block；

It is hinged in the shell in the middle part of the V-type block, one end, which is movably arranged on, described to be set yard reset hole and described set Between code reset dial, the other end is mutually fastened with yard bracket of opening；The block resets the one of dialing spring and the V-type block End contacts with each other cooperation.

Further, the fixed plate that setting is firmly connected with it in the shell；It is specific:

The fixed plate be used for separate influence described in set chip and/or it is described open chip state conversion mechanism and/or component move Interference when making.

Further, password key lower end surface two sides are corresponding is respectively provided with one by keypad, presses keypad phase with described Adjacent side is equipped with the inclined-plane shifting block for driving the key driving lever, and the other side is equipped with password key guide post, is slidably matched with it Pilot hole be fixed in the shell；

When the key stepping mechanism, which is in, sets yard state, a pair key corresponding with the same password key The key column A in column is pressed immediately below keypad described in being located at one, and chip is set described in its lower end face, the key column B is hanging；When the key stepping mechanism, which is in, sets yard state, the key column B is located at that another is described by keypad underface, And chip is opened described in its lower end face, the key column A is hanging.

Further, the unlocking push rod is equipped with the sliding block being mutually slidably matched with the shell, sets on the shell Set the limit tabletting for the cooperation that contacts with each other with the sliding block.

The beneficial effects of the present invention are: the present invention provides a kind of key-type mechanical codes suitable for electronic lock core Lock, and can be realized each input password sound and dynamics be it is balanced, only when input password movement be fully completed after, It whether correct just carries out verifying unlocking cipher string, can not learn whether each password is correct during inputting password；The present invention mentions The key-type mechanical puzzle lock of confession, failure rate is low, and ambient adaptability is high；Key-type mechanical puzzle lock provided by the invention, not only Precise structure and dexterity, and compared with traditional touch-tone mechanical code lock, hence it is evident that improve safety and reliability.

Detailed description of the invention

Fig. 1 is the surface structure schematic diagram of the embodiment of the present invention.

Fig. 2 is the partial structural diagram of the embodiment of the present invention.

Fig. 3 is the partial structural diagram of the embodiment of the present invention.

Fig. 4 is the partial structural diagram of the embodiment of the present invention.

Fig. 5 is the partial structurtes structural schematic diagram of the embodiment of the present invention.

Fig. 6 is a kind of structural schematic diagram of comparison state when unlocking unsuccessful in the embodiment of the present invention.

Fig. 7 is a kind of structural schematic diagram of comparison state when unlocking successfully in the embodiment of the present invention.

Fig. 8 is the structural schematic diagram of stepping resetting-mechanism in the embodiment of the present invention.

Fig. 9 is the structural schematic diagram that yard resetting-mechanism is opened in the embodiment of the present invention.

Figure 10 is switching mechanism and the structural schematic diagram for setting yard resetting-mechanism in the embodiment of the present invention.

Figure 11 is the partial structural diagram of the embodiment of the present invention.

Figure 12 is the partial structural diagram of the embodiment of the present invention.

Figure 13 is the structural schematic diagram of password key in the embodiment of the present invention.

Wherein, appended drawing reference are as follows: 1, top cover；2, shell；3, password key；301, keypad is pressed；302, inclined-plane shifting block；303, Password key guide post；4, unlocking key；401, unlocking key guide post；402, boss is pressed；403, compression leg is pressed；5, it is multiple to open code Position driving lever；6, a yard reset hole is set；7, switch boards reset hole；8, unlocking push rod；801, sliding block；9, key column；10, key driving lever； 1001, tension spring mounting groove；11, L-type driving lever；12, it opens code and resets limit film；13, stepping latch；14, plectrum is limited；15, switch Plate；1501, switch towing pad；16, fixed plate；17, V-baffle；18, keypad；19, a yard reset dial is set；20, switch boards are multiple Position shifting block；21, unlocking shifting block；22, a yard bracket is set；2201, the first reset hole；23, a yard bracket is opened；2301, the second reset hole； 2302, the first unlocking pulling hole；2303, the second unlocking pulling hole；24, it opens code and resets plate；2401, it opens code and resets long hole；25, code branch is opened Frame shifting block；26, stepping resetting shaft；2601, unlocking boss；2602, it opens code and resets boss；2603, positive stop lug boss is resetted；2604, It opens code and resets positive stop lug boss；27, unlocking shifting block reduction torsion spring；28, tabletting is limited；29, limit plectrum stirs tooth；30, delay is dialled Block；31, it sets code and resets plate；3101, it sets code and resets long hole；32, chip is set；3201, chip press-side is set；3202, it is clear to set chip Zero tooth；33, chip is opened；3301, chip press-side is opened；3302, it opens chip and resets tooth；3303, than opposite end, 34,.

Specific embodiment

In order to clarify the technical characteristics of the invention, being illustrated below by specific embodiment to this programme.

It is laterally the direction vertical with the direction of motion of unlocking push rod, i.e. step direction in set forth below, longitudinal direction is and opens Lock the parallel direction of the direction of motion of push rod.

Embodiment 1 can unlock the key-type mechanical puzzle lock of verifying

Referring to Fig. 1, the embodiment of the invention provides the present invention provides a kind of key-type mechanical puzzle lock, including shell 2, closings The top cover 1 of shell 2, the password key 3 and unlocking key 4 being arranged through top cover 1, wherein include key stepper in shell 2 The unlocking push rod 8 controlled by unlocking mechanism is arranged on 2 one side of shell for structure, comparing unit and unlocking mechanism；Key stepping mechanism It is driven by password key 3；Unlocking mechanism is driven by unlocking key 4；It is specific:

Key stepping mechanism: drive comparing unit to the fortune perpendicular to unlocking push rod 8 for responding each movement of password key 3 The direction stepping in dynamic direction；And for responding the movement of each password key 3 drive comparing unit record each password by The yardage and code sequence of key 3, i.e. setting code string and unlocking cipher string；

Comparing unit: it when key stepping mechanism is when setting yard state, for responding the stepping of key stepping mechanism movement, uses simultaneously In the yardage and code sequence of the password key 3 that response and record are pressed every time, i.e. setting code string；When key stepping mechanism is opening code When state, for responding the stepping of key stepping mechanism movement, while for responding and recording the password key 3 pressed every time Yardage and code sequence, i.e. unlocking cipher string；And for responding unlocking mechanism movement, when it in yard state that sets and is opening a yard state When the yardage of record is consistent with code sequence, then unlocking mechanism acts, when its set yard state and in the yardage of opening yard state recording and When code sequence is inconsistent, then unlocking mechanism is failure to actuate；

Unlocking mechanism: drive comparing unit that relative motion occurs for responding the movement of unlocking key 4；And driving unlocking push rod 8 movements, complete unlocking action.

Further, unlocking mechanism includes being immobilized in the shell, and perpendicular to the slide bar in unlocking pushrod movement direction, is set in On slide bar, a yard bracket is set with what it was slidably matched, is set on slide bar, and opens code branch with set that yard bracket is mutually slidably matched Frame, middle part are hinged on shell 2, and one end and unlocking push rod 8 mutually fasten, the other end respectively with open yard bracket 23 and mutually fasten, And the unlocking shifting block 21 that unlocking shifting block reduction torsion spring 27 drives end is connected, what is mutually fastened with the other end for opening yard bracket 23 opens code The delay shifting block 30 that yard bracket shifting block 25 acts is opened in bracket shifting block 25, driving, and yard bracket shifting block 25 and delay shifting block are being opened in setting Between 30, and the delay torsional spring coaxial with both, and the unlocking that yard bracket 22 is arranged in and opens between yard bracket 23 are multiple Position tension spring one；Delay shifting block 30 is driven by unlocking key 4；One end of unlocking shifting block reduction torsion spring 27 connects unlocking shifting block 21, separately One end is connected on shell 2.

If code bracket 22 is equipped with the first reset hole 2201 far from one end of unlocking push rod 8；Yard bracket 23 is opened to push away close to unlocking The end side of bar 8 is equipped with the second unlocking pulling hole 2303, and the end far from unlocking push rod 8 is respectively equipped with 2301 He of the second reset hole First unlocking pulling hole 2302；Unlocking reset tension spring 2 is set between first reset hole 2201 and the second reset hole 2301；Second opens It locks pulling hole 2303 and unlocking shifting block 21 mutually fastens；First unlocking pulling hole 2302 with open yard bracket shifting block 25 and mutually fasten；

If step motion direction of the code bracket 22 in shell 2 is vertical with the direction of motion of unlocking push rod 8, if code bracket 22 with open The direction that code bracket 23 mutually slides is parallel with the direction of motion of unlocking push rod 8；

Comparing unit includes that several groups compare piece group, and it includes several to can rotate under external force that each, which compares piece group, Component is compared, comparing component includes that setting for corresponding setting and opens chip 33 at chip 32；If the setting of chip 32 is setting yard bracket 22 On；Chip 33 is opened to be arranged on setting yard bracket 22；

Comparing unit includes that (to use number 0-9, " ※ ", " # " at present, totally 12 symbols are as yardage more, then for several groups Have 12 groups) compare piece group, each compare piece group include it is several to (it is at present to set 6 or 8 passwords more, then be 6 or 8 pairs, when So it also may be set to 1-5 or 6-8, it is even more, can be according to the different arbitrarily settings of coded lock application scenarios) in external force The comparison component that can be rotated down, comparing component includes that corresponding set and opens chip 33 at chip 32；If the setting of chip 32 exists If on code bracket 22；Chip 33 is opened to be arranged on setting yard bracket 22；

If chip 32 is triangle or diamond shape；If chip 32, which sets chip press-side 3201 and sets chip, resets tooth 3202；

Opening chip 33 is triangle or diamond shape；Chip 33 is opened equipped with chip press-side 3301 is opened, chip is opened and resets 3302 He of tooth Than opposite end 3303；

Each compares the spacing of comparison component adjacent in piece group, drives it that the length of a stepping occurs with key stepping mechanism It spends equal；

Key stepping mechanism is made of button assembly and stepping component；

Button assembly includes several keypads 18 being arranged in shell 2, and a pair of of key is respectively arranged on each keypad 18 Column 9, the corresponding password key 3 in one end of every a pair of key column 9, the other end are arranged in corresponding comparison piece group；

Each key column 9, which can be moved downward, to be set chip 32 across the pressing of keypad 18 or opens chip 33；

Every a pair of key column 9 includes for pressing the key column A for setting chip 32, and for by the key column B for pressing off chip 33；

Stepping component includes the key driving lever 10 being movably connected in shell 2, and middle part is hinged in shell 2, and one end and key are dialled The hinged L-type driving lever 11 in one end of bar 10, and several stepping latches 13 for setting yard bracket 22 and being fixedly connected, one end and each The other end setting of several flexible limit plectrums 14 that stepping latch 13 mutually fastens, one of limit plectrum 14 exists The other end of the end of L-type driving lever 11 far from key driving lever 10, remaining limit plectrum 14 is fixed in shell 2, Yi Jiyi End is fixed in shell 2, and the other end is connected to the driving lever reset tension spring on key driving lever 10；Key driving lever 10 is by password key 3 Driving.

A kind of unlocking verification method of key-type mechanical puzzle lock, specifically: in the case where having recorded setting code string, Transverse recprdomg unlocking cipher string, after the completion of unlocking cipher string record, then longitudinal direction is compared with the setting code string recorded, If matching, opens yard bracket 23 and set the generation relative motion of yard bracket 22, drive unlocking shifting block 21 to stir unlocking push rod 8 and position occurs It moves, completes unlocking action；

Wherein, the method for transverse recprdomg unlocking cipher string specifically: it sets chip 32 and opens chip 33 there are two types of state, State conversion can be carried out under external force；

Specifically, in the case where having recorded setting code string, if there are two types of states for the chip 32 that sets on code bracket 22, for remembering Record setting code string sets chip 32 in a yard state is set, and the chip 32 that sets for not recording setting code string is in original state；When Key stepping mechanism is opening a yard state, under the external force of one-touch or other component, by one on unlocking bracket 23 It opens chip 33 and unlocking condition is converted to by state, that is, complete the record of an input password；The record of code sequence is walked by key The stepping of comparing unit transverse direction is driven to realize into mechanism；

In order to better understand this embodiment scheme, the state for comparing component, Fig. 6 are further described in conjunction with Fig. 6 and Fig. 7 In, if chip 32 is to set a yard state, opening chip 33 is original state, if chip press-side 3201 and opening the ratio opposite end of chip 33 3303 offset, and relative displacement cannot occur between both, likewise, opening chip 33 when set chip 32 as original state to open When lock status, it cannot occur if chip press-side 3201 and opening the ratio opposite end 3303 of chip 33 and also offseting, between both opposite Displacement；In Fig. 7, if chip 32 is to set a yard state, opening chip 33 is unlocking condition, if chip press-side 3201 and opening chip 33 It is staggered than opposite end 3303, relative displacement can occur between both, likewise, being initial when set chip 32 and open chip 33 When state, if chip press-side 3201 with open chip 33 and be staggered than opposite end 3303, relative displacement can also occur between both； Only when unlocking cipher string and setting code string opposite position each to compare that component is all satisfied being capable of above-mentioned generation phase When to the condition of displacement, relative motion can be occurred by opening yard bracket 23 and setting yard bracket 22, and unlocking shifting block 21 is driven to stir out Lock push rod 8 is subjected to displacement, and completes unlocking action, is otherwise unlocked and is failure to actuate.

The key-type mechanical puzzle lock that embodiment 2 can laterally be resetted with comparing unit and unlocking cipher string is reset

Based on a kind of key-type mechanical puzzle lock that embodiment 1 provides, the embodiment of the invention provides one kind can be with comparing unit The laterally key-type mechanical puzzle lock that reset and unlocking cipher string are reset, comprising:

The stepping resetting-mechanism driven by unlocking key 4 is also set up in shell 2 and opens a yard resetting-mechanism；It is specific:

Stepping resetting-mechanism: the comparing unit that stepping occurs is driven to reset for responding the movement of unlocking key 4；

It opens a yard resetting-mechanism: when key stepping mechanism is when opening yard state, remembering for responding the movement of unlocking key 4 to drive The yardage of record and the chip 33 of opening of code sequence reset.

Further, stepping resetting-mechanism includes stepping resetting shaft 26, is engaged with each limit plectrum 14, and one Tooth 29 is stirred with the limit plectrum that stepping resetting shaft 26 mutually fastens in end, and one end is connected to the limit far from stepping resetting shaft 26 and dials Piece stirs the end of tooth 29, and the limit plectrum that the other end is fixed in shell 2 stirs tooth reset tension spring, and is set in slide bar 34 On, both ends contact with each other with the side wall of shell 2 and unlocking mechanism the stepping reset spring of cooperation respectively；

Stepping resetting shaft 26 is equipped with the unlocking boss 2601 being interlocked with unlocking key 4, and it is mutual to stir tooth 29 with limit plectrum The code of opening fastened resets boss 2602, and resets positive stop lug boss 2603；

Open yard resetting-mechanism include and open yard bracket 23 along the direction of motion of unlocking push rod 8 be mutually slidably matched out code reset plate 24, the mutually fastening of plate 24 is reset with code is opened, and be located at same end face with unlocking push rod 8, the code reset of opening being arranged through shell 2 is dialled Bar 5, one end setting is on opening code reset driving lever 5, and the other end is fixed on the code of opening in shell 2 and resets driving lever reset tension spring, and axis is solid It is scheduled in shell 2, one end and opens code and reset driving lever 5 and contact with each other cooperation, the other end and stepping resetting shaft 26 contact with each other cooperation Code of opening reset limit film 12, reset limit film torsional spring and one end with opening code and resetting the coaxial code of opening of limit film 12 and be arranged and exist It opens code to reset on plate, the other end is arranged in out the code of opening on yard bracket and resets sheet reset tension spring；

It is additionally provided with out code on stepping resetting shaft 26 and resets positive stop lug boss 2604；Code is opened to reset positive stop lug boss 2604 and open code clearing limit Bit slice 12 contacts with each other cooperation；

Open code reset plate 24 be equipped with each compare in piece group open corresponding several of chip 33 open code reset long hole 2401；

Unlocking key guide post 401 is equipped at 4 lower end surface center of unlocking key, the pilot hole being slidably matched with it is fixed on shell It is equipped with pressing boss 402 in 2, in the middle part of 4 lower end surface of unlocking key, contacts with each other cooperation with unlocking boss 2601, unlocking key 4 Lower end surface side, which is equipped with, presses compression leg 403, contacts with each other cooperation with delay shifting block 30.

A kind of method that key-type mechanical puzzle lock comparing unit laterally resets, comprising:

When pressing unlocking key 4, i.e., when unlocking action issues, pressing boss 402 drives stepping resetting shaft 26 to rotate, thus It drives and opens the limit plectrum that code reset boss 2602 fastens and stir the sliding of tooth 29, and it is driven to stir each limit plectrum 14 The separate stepping latch 13 fastened with it, under the promotion of stepping reset spring, comparing unit laterally resets.

A kind of method that key-type mechanical puzzle lock unlocking cipher string is reset, comprising:

When pressing unlocking key 4, pressing boss 402 drives stepping resetting shaft 26 to rotate, and opens code and resets 2604 band of positive stop lug boss It is dynamic open code and reset limit film 12 be flipped up, release split code and reset the position-limiting action of driving lever 5, and open code reset limit film 12 with I.e. with open code reset positive stop lug boss 2604 mutually fasten；

When rotating door lock handle, the protrusion promotion on door lock opens code and resets the sliding of driving lever 5, and drive is opened code clearing plate 24 and slided It moves, that is, opens code and reset plate 24 and open the generation relative displacement of chip 33, open code clearing long hole 2401 and stir out chip clearing tooth 3302, It is set to be converted to original state by unlocking condition；

Meanwhile when opening the code reset sliding of driving lever 5, drive opens code clearing limit film 12 and continues up overturning, and discharges Code resets positive stop lug boss 2604, i.e. stepping resetting shaft 26 resets, and later, under the drive for opening code reset driving lever reset tension spring, opens Code reset driving lever 5 resets, and under the action of opening code clearing sheet reset tension spring, opens code and resets the reset of plate shifting block 25, and is multiple opening code Under the action of the driving lever reset tension spring of position, opens code and reset the reset of driving lever 5, complete unlocking cipher string clearing movement.

Embodiment 3 can reset the key-type mechanical puzzle lock of password string

Based on a kind of key-type mechanical puzzle lock that embodiment 1 and/or embodiment 2 provide, the embodiment of the invention provides one kind The key-type mechanical puzzle lock that can be reset with switching state and setting code string, comprising:

It is also set up in shell 2 and switching mechanism and sets a yard resetting-mechanism, also set up on top cover 1 and switching mechanism and/or set code and reset What mechanism was interconnected sets yard reset hole 6 and switch boards reset hole 7；It switching mechanism and sets a yard resetting-mechanism and mutually fastens；Specifically :

Switching mechanism: for key stepping mechanism in the switching for setting yard state He opening yard state；

If code resetting-mechanism: when key stepping mechanism is when setting yard state, remembering for responding switching mechanism movement to drive The chip 32 that sets of record yardage and code sequence resets.

Switching mechanism includes the switch boards 15 being movably arranged in shell 3, and makes it in yard state that sets and open a yard state The switching-driving device of switching；

Switching-driving device includes mutually fastening with switch boards 15, and setting a yard shape on the fixed hinge seat being hinged in shell 3 Under state, the thorn pressure for penetrating switch boards reset hole 7 can bring it about the switch boards reset dial 20 of overturning, and with open yard bracket 23 Plate 31 is reset along the code that sets that the direction of motion of unlocking push rod 8 is mutually slidably matched；

Switch boards 15 are equipped with switching towing pad 1501, and switching towing pad 1501 and switch boards reset dial 20 mutually fasten；

Several keypads 18 are fixed in switch boards 15；

If code resetting-mechanism includes setting code to reset plate 31, and the code that sets for acting it resets driving mechanism；

If code resets driving mechanism, and in the case where opening yard state with switch boards 15 What side was engaged sets yard reset dial 19 and switch boards 15；In the case where opening yard state, the thorn pressure for setting yard reset hole 6 is penetrated It can make to set yard reset dial 19 and be flipped；

If code resets plate 31 and switch boards 15 mutually fasten；

If code clearing plate 31 is equipped with corresponding several of chip 32 that set compared in piece group with each and sets code clearing long hole 3101。

A kind of method that key-type mechanical puzzle lock resets password string, comprising:

In the case where opening yard state, yard reset dial 19 is set with penetrating the thorn pressure for setting yard reset hole 6 and acting on, if code reset dial 19 While overturning, promotion sets code and resets the movement of plate 31, brings it about relative to the displacement for setting yard bracket 22, if code resets long hole 3101 stir set chip reset tooth 3202, so that it is converted to original state by setting a yard state；

While setting the code clearing movement of plate 31, drives the switch boards 15 fastened with it mobile, drive the movement of keypad 18, i.e. band Dynamic key stepping mechanism, which switches to, sets a yard state；

If after the completion of code, acting on switch boards reset dial 20 with the thorn pressure for penetrating switch boards reset hole 7, switching sheet reset is dialled While block 20 is overturn, the switch boards 15 fastened with it is driven to reset, drive keypad 18 mobile, is i.e. drive key stepping mechanism Switched on code state；

While switch boards 15 are mobile, the code that sets fastened with it is driven to reset the mobile reset of plate 31, password vibration is reseted in completion Make.

Embodiment 4 can prevent the key-type mechanical puzzle lock of arbitrary switch state

Based on a kind of key-type mechanical puzzle lock that any one of embodiment 1-4 is provided, the embodiment of the invention provides one kind can be with The key-type mechanical puzzle lock of arbitrary switch state is prevented, namely a kind of button that can prevent any clearing setting code string Mechanical code lock, comprising:

If code resetting-mechanism further includes being movably arranged on the intracorporal V-type block 17 of shell, and be fixed in shell 2, with V-type block 17 Contact with each other cooperation block reset dialing spring；It is specific:

When unlocking mechanism movement, penetrates and set the thorn pressure of yard reset hole 6 and act on and set in yard reset dial 19；Work as unlocking mechanism When being failure to actuate or unlocking mechanism movement is completed and after resetting, and is penetrated and is set the thorn pressure of yard reset hole 6 and act on V-type block 17；

The middle part of V-type block 17 is hinged in shell 2, and one end, which is movably arranged on, to be set yard reset hole 6 and set yard reset dial 19 Between, the other end and open yard bracket 23 mutually fasten；Block resets dialing spring and V-type block 17 and contacts with each other cooperation.

A kind of method that key-type mechanical puzzle lock prevents arbitrary switch state, comprising:

When unlocking mechanism movement, opens yard bracket 23 and the buckling end of V-type block 17 is driven to rotate using its hinge point as axis, It is movably arranged on to set yard reset hole 6 and set the end of the V-type block 17 between yard reset dial 19 and be subjected to displacement, penetrate that set code multiple The thorn pressure in position hole 6, which acts on, to be set in yard reset dial 19, can carry out reseting password string movement in embodiment 3；

When unlocking mechanism is failure to actuate, penetrates and set the thorn pressure of yard reset hole 6 and act on V-type block 17, not can be carried out implementation Password string movement is reseted in example 3；

After unlocking mechanism, which acts, to be completed and reset, block resets dialing spring and V-type block 17 is driven to reset, and penetrates and sets yard reset hole 6 Thorn pressure act on V-type block 17, not can be carried out in embodiment 3 reset password string movement.

Key-type mechanical puzzle lock of the embodiment 5 without interference

Further, the fixed plate 16 that setting is firmly connected with it in shell 2；It is specific:

Fixed plate 16 is used to separate when influencing to set chip 32 and/or open the mechanism and/or component actuation of 33 state of chip conversion Interference in interference, and/or partition shell 2 between mechanism or component between lateral displacement or length travel.

A kind of method of key-type mechanical puzzle lock removal interference, comprising:

At least by the switch boards 15 in switching mechanism, key driving lever 10, L-type driving lever 11 in key stepping mechanism, stepping reset Limit plectrum in mechanism stirs tooth 29, and with comparing unit, unlocking mechanism etc. is separated, that is, is respectively placed in the two sides of fixed plate 16, Prevent its length travel influence from setting chip 32 and/or opening between 33 state of chip and/or both lateral displacement or length travel Interference.

The key-type mechanical puzzle lock of password key operation may be implemented in embodiment 6

Based on a kind of key-type mechanical puzzle lock that any one of embodiment 1-5 is provided, the embodiment of the invention provides one kind can be with Realize the key-type mechanical puzzle lock of button operation, comprising:

3 lower end surface two sides of password key are corresponding to be respectively provided with one by keypad 301, drives with being equipped with by the adjacent side of keypad 301 The inclined-plane shifting block 303 of dynamic key driving lever 10, the other side are equipped with password key guide post 302, and the pilot hole being slidably matched with it is solid It is scheduled in shell 2；

A kind of method that key-type mechanical puzzle lock realizes password key operation, comprising:

Key when key stepping mechanism, which is in, sets yard state, in a pair of key column 9 corresponding with the same password key 3 Column A is located at one by 301 underface of keypad, and its lower end face sets chip 32, and key column B is hanging；When key stepping mechanism In when setting yard state, key column B be located at another by keypad 301 immediately below, and the just split chip 33 in its lower end, key column A is hanging；When exerting a force to password key 3, positioned at by 9 stress of key column immediately below keypad 301, another hanging key column 9 do not stress, to it is corresponding set chip 32 or open chip 33 press, meanwhile, inclined-plane shifting block 303 drives key driving lever 10 dynamic Make, and then complete a stepwise operation, that is, completes the record of an input password.

Embodiment 7 can stablize the key-type mechanical puzzle lock of unlocking

Based on a kind of key-type mechanical puzzle lock that any one of embodiment 1-6 is provided, the embodiment of the invention provides one kind can be with Realize the key-type mechanical puzzle lock of button operation, comprising:

Unlocking push rod 8 is equipped with the sliding block 801 being mutually slidably matched with shell 2, is arranged on shell 2 and contacts with each other with sliding block 801 The limit tabletting 28 of cooperation.

A kind of method that key-type mechanical puzzle lock realizes stable unlocking, comprising:

When unlocking action occur when, during unlocking push rod 8 is subjected to displacement, sliding block 801 under the action of limiting tabletting 28, with Stable sliding occurs for shell 2, realizes and stablizes unlocking action.

The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of key-type mechanical puzzle lock, including shell (2) close the top cover (1) of the shell (2), run through the top cover (1) password key (3) and unlocking key (4) being arranged, which is characterized in that include key stepping mechanism, ratio in the shell (2) To unit and unlocking mechanism, the unlocking push rod (8) controlled by the unlocking mechanism is set on shell (2) one side；It is described Key stepping mechanism is driven by the password key (3)；The unlocking mechanism is driven by the unlocking key (4)；It is specific:

The key stepping mechanism: drive the comparing unit to vertical for responding the password key (3) movement every time In the direction stepping of the direction of motion of the unlocking push rod (8)；And come for responding every time password key (3) movement The comparing unit is driven to record the yardage and code sequence of each password key (3)；

The comparing unit: when the key stepping mechanism is when setting yard state, for responding the key stepping mechanism movement Stepping, while for responding and recording the yardage and code sequence of the password key (3) pressed every time；When the key stepping Mechanism for responding the stepping of the key stepping mechanism movement, while being pressed every time when opening yard state for responding and recording Under the password key (3) yardage and code sequence；And for responding the unlocking mechanism movement, when it sets code described State is with when the yardage for opening yard state recording is consistent with code sequence, then the unlocking mechanism acts, when it sets code described State and in the yardage for opening yard state recording and inconsistent code sequence, then the unlocking mechanism is failure to actuate；

The unlocking mechanism: drive the comparing unit that relative motion occurs for responding unlocking key (4) movement；With And driving unlocking push rod (8) movement, complete unlocking action.

2. key-type mechanical puzzle lock according to claim 1, which is characterized in that the unlocking mechanism includes being fixed on institute It states in shell (2), perpendicular to the slide bar (34) of unlocking push rod (8) direction of motion, is set on the slide bar (34), with it What is be slidably matched sets a yard bracket (22), is set on the slide bar (34), and is mutually slidably matched with yard bracket (22) that sets Open a yard bracket (23), middle part is hinged on the shell (2), and one end and the unlocking push rod (8) mutually fasten, the other end point A yard bracket (23) mutually fastening is not opened with described, and connects the unlocking shifting block (21) at unlocking shifting block reduction torsion spring (27) driving end, A yard bracket shifting block (25) is opened with what the other end for opening a yard bracket (23) mutually fastened, a yard bracket shifting block (25) is opened described in driving The delay shifting block (30) of movement, setting opened between yard bracket shifting block (25) and the delay shifting block (30) described, and with its two The coaxial delay torsional spring of person, and setting set a yard bracket (22) and the unlocking reset drawing opened between a yard bracket (23) described Spring one；The delay shifting block (30) is driven by the unlocking key (4)；One end of the unlocking shifting block reduction torsion spring (27) connects The unlocking shifting block (21), the other end are connected on the shell (2)；

The described one end of a yard bracket (22) far from the unlocking push rod (8) that sets is equipped with the first reset hole (2201)；It is described to open code branch Frame (23) is equipped with the second unlocking pulling hole (2303) close to the end side of the unlocking push rod (8), far from the unlocking push rod (8) End be respectively equipped with the second reset hole (2301) and the first unlocking pulling hole (2302)；First reset hole (2201) with it is described Unlocking reset tension spring 2 is set between second reset hole (2301)；The second unlocking pulling hole (2303) and the unlocking shifting block (21) it mutually fastens；The first unlocking pulling hole (2302) and yard bracket shifting block (25) of opening mutually fasten；

The direction of motion for setting step motion direction of yard bracket (22) in the shell (2) Yu the unlocking push rod (8) Vertically, described to set a yard bracket (22) and the movement for opening direction and the unlocking push rod (8) that a yard bracket (23) mutually slides Direction is parallel；

The comparing unit includes that several groups compare piece group, each described comparison piece group includes several under external force capable of The comparison component enough rotated, the component that compares includes setting chip (32) and opening chip (33) for corresponding setting；It is described to set code Piece (32) setting is set on a yard bracket (22) described；It is described open chip (33) setting set on a yard bracket (22) described；

The chip (32) that sets is triangle or diamond shape；The chip (32) that sets sets chip press-side (3201) and sets code Piece resets tooth (3202)；

Described open chip (33) are triangle or diamond shape；Code is opened equipped with chip press-side (3301) are opened in described open chip (33) Piece resets tooth (3302) and than opposite end (3303)；

Each described spacing for comparing the comparison component adjacent in piece group, drives its generation with the key stepping mechanism The equal length of stepping；

The key stepping mechanism is made of button assembly and stepping component；

The button assembly includes several keypads (18) being arranged in the shell (2), each described keypad (18) a pair of of key column (9) of each setting on, the corresponding password key (3) in one end of every a pair key column (9), separately One end is arranged in the corresponding one comparison piece group；

Each described key column (9) can move downward across the keypad (18) pressing described in set chip (32) or described Open chip (33)；

Every a pair key column (9) includes described opening code for pressing the key column A for setting chip (32), and for pressing The key column B of piece (33)；

The stepping component includes the key driving lever (10) being movably connected in the shell (2), and middle part is hinged on the shell (2) in, the hinged L-type driving lever (11) in one end of one end and the key driving lever (10) sets a yard bracket (22) fixed company with described Several flexible limits that several stepping latches (13) connect, one end and each described stepping latch (13) mutually fasten The other end of position plectrum (14), one of them limit plectrum (14) is arranged far from the L of the key driving lever (10) The end of type driving lever (11), the other end of remaining limit plectrum (14) is fixed in the shell (2) and one end is solid It is scheduled in the shell (2), the other end is connected to the driving lever reset tension spring on the key driving lever (10)；The key driving lever (10) it is driven by the password key (3).

3. key-type mechanical puzzle lock according to claim 1 or 2, which is characterized in that also set up in the shell (2) by The stepping resetting-mechanism and open a yard resetting-mechanism that the unlocking key (4) drives；It is specific:

The stepping resetting-mechanism: the comparing unit that stepping occurs is driven for responding unlocking key (4) movement It resets；

It is described to open a yard resetting-mechanism: dynamic for responding the unlocking key (4) when the key stepping mechanism is when opening yard state Described open chip (33) of the yardage and code sequence making to drive occurrence record reset.

4. key-type mechanical puzzle lock according to claim 3, which is characterized in that the stepping resetting-mechanism includes stepping Resetting shaft (26) is engaged with limit plectrum (14) described in each, and one end and the stepping resetting shaft (26) are mutually detained The limit plectrum of conjunction is stirred tooth (29), and one end is connected to the limit plectrum far from the stepping resetting shaft (26) and stirs tooth (29) end, the limit plectrum that the other end is fixed in the shell (2) stirs tooth reset tension spring, and is set in the cunning On bar (34), both ends contact with each other with the side wall of the shell (2) and the unlocking mechanism stepping reset spring of cooperation respectively；

The stepping resetting shaft (26) is equipped with the unlocking boss (2601) being interlocked with the unlocking key (4), with the limit Position plectrum stirs the code of opening that tooth (29) mutually fastens and resets boss (2602), and resets positive stop lug boss (2603)；

Yard resetting-mechanism of opening includes opening a yard bracket (23) with described and mutually sliding along the direction of motion of the unlocking push rod (8) Plate (24) are reset with code is run jointly, reset plate (24) mutually fastening with the code of opening, and be located at the same end with the unlocking push rod (8) Face, the code of opening through the shell (2) setting reset driving lever (5), and one end setting resets on driving lever (5) in the code of opening, another End is fixed on the code of opening in the shell (2) and resets driving lever reset tension spring, and axis is fixed in the shell (2), one end with it is described It opens code and resets driving lever (5) and contact with each other cooperation, the contact with each other code of opening of cooperation of the other end and the stepping resetting shaft (26) is reset Limit film (12) resets limit film torsional spring and one end setting in institute with described coaxial code of opening of code clearing limit film (12) of opening It states out code to reset on plate (24), other end setting resets sheet reset tension spring in the code of opening opened on a yard bracket (23)；

It is additionally provided with out code on the stepping resetting shaft (26) and resets positive stop lug boss (2604)；The code of opening resets positive stop lug boss (2604) with it is described open code and reset limit film (12) contact with each other cooperation；

It is described open code reset plate (24) be equipped with compared described in each in piece group described in open chip (33) if corresponding It opens code for dry and resets long hole (2401)；

Unlocking key guide post (401) is equipped at unlocking key (4) the lower end surface center, the pilot hole being slidably matched with it is solid It is scheduled in the shell (2), pressing boss (402) is equipped in the middle part of unlocking key (4) lower end surface, with the unlocking boss (2601) contact with each other cooperation, and unlocking key (4) the lower end surface side, which is equipped with, presses compression leg (403), with the delay shifting block (30) contact with each other cooperation.

5. key-type mechanical puzzle lock according to claim 1-4, which is characterized in that in the shell (2) also Switching mechanism is set and sets a yard resetting-mechanism, also sets up on the top cover (1) and is resetted with the switching mechanism and/or the code that sets What mechanism was interconnected sets a yard reset hole (6) and switch boards reset hole (7)；The switching mechanism and described set a yard resetting-mechanism phase Mutually fasten；It is specific:

The switching mechanism: for the key stepping mechanism in the switching for setting yard state He opening yard state；

It is described to set a yard resetting-mechanism: when the key stepping mechanism is when setting yard state, for responding the switching mechanism movement To drive described set chip (32) of occurrence record yardage and code sequence to reset.

6. key-type mechanical puzzle lock according to claim 5, which is characterized in that the switching mechanism includes activity setting Switch boards (15) in the shell (3), and it is made to set yard state and the switching drive for opening yard state switching described Motivation structure；

The switching-driving device includes being hinged on the fixed hinge seat in the shell (3), with the switch boards (15) phase Mutually fasten, and it is described set yard state under, the thorn pressure for penetrating the switch boards reset hole (7) can bring it about the switching of overturning Sheet reset shifting block (20), and open what a yard bracket (23) was mutually slidably matched along the direction of motion of the unlocking push rod (8) with described If code resets plate (31)；

The switch boards (15) are equipped with switching towing pad (1501), the switching towing pad (1501) and the switching sheet reset Shifting block (20) mutually fastens；

Several keypads (18) are fixed on the switch boards (15)；

Yard resetting-mechanism that sets includes that the code that sets resets plate (31), and the code that sets for acting it resets driving mechanism；

The code that sets resets driving mechanism including being hinged on the fixed hinge seat in the shell (3), and opens a yard shape described A yard reset dial (19) and the switch boards (15) are set with what the switch boards (15) side was engaged under state；It is opened described Under code state, penetrating the thorn pressure for setting a yard reset hole (6) can make described to set a yard reset dial (19) and be flipped；

The code that sets resets plate (31) and the switch boards (15) mutually fastening；

It is described set code reset plate (31) be equipped with compared described in each in piece group described in set chip (32) if corresponding Dry sets code and resets long hole (3101).

7. key-type mechanical puzzle lock according to claim 1-6, which is characterized in that described to set a yard resetting-mechanism It further include being movably arranged on the intracorporal V-type block (17) of the shell, and be fixed in the shell (2), with the V-type block (17) contact with each other cooperation block reset dialing spring；It is specific:

When unlocking mechanism movement, penetrates the thorn pressure for setting a yard reset hole (6) and act on and described set a yard reset dial (19) on；When the unlocking mechanism is failure to actuate or the unlocking mechanism acts after completing and resetting, and penetrates the code that sets and resets The thorn pressure in hole (6) acts on the V-type block (17)；

It is hinged in the middle part of the V-type block (17) in the shell (2), one end, which is movably arranged on, described sets a yard reset hole (6) and it is described set between a yard reset dial (19), the other end and it is described open a yard bracket (23) mutually fasten；The block, which resets, to be dialled Spring and the one end of the V-type block (17) are engaged.

8. key-type mechanical puzzle lock according to claim 1-7, which is characterized in that set in the shell (2) Set the fixed plate (16) being firmly connected with it；It is specific:

The fixed plate (16), which is used to separate, sets chip (32) and/or the mechanism for opening the conversion of chip (33) state described in influence And/or interference when component actuation.

9. key-type mechanical puzzle lock according to claim 1-8, which is characterized in that the password key (3) Lower end surface two sides are corresponding to be respectively provided with one by keypad (301), is equipped with described in driving with the side adjacent by keypad (301) The inclined-plane shifting block (303) of key driving lever (10), the other side are equipped with password key guide post (302), the guiding being slidably matched with it Hole is fixed in the shell (2)；

When the key stepping mechanism, which is in, sets yard state, described in a pair corresponding with same password key (3) The key column A in key column (9) is pressed immediately below keypad (301) described in being located at one, and sets code described in its lower end face Piece (32), the key column B are hanging；When the key stepping mechanism, which is in, sets yard state, the key column B is located at another It is described to press immediately below keypad (301), and chip (33) are opened described in its lower end face, the key column A is hanging.

10. -9 described in any item key-type mechanical puzzle locks according to claim 1, which is characterized in that the unlocking push rod (8) It is equipped with the sliding block (801) being mutually slidably matched with the shell (2), setting and the sliding block (801) phase on the shell (2) The limit tabletting (28) being mutually engaged.