CN111119587A

CN111119587A - Puzzle lock

Info

Publication number: CN111119587A
Application number: CN201811328410.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhang Houshui
Current assignee: Shandong Fanxiaoguo Intelligent Manufacturing Industrial Park Co ltd
Priority date: 2018-11-09
Filing date: 2018-11-09
Publication date: 2020-05-08
Anticipated expiration: 2038-11-09
Also published as: CN111119587B

Abstract

The invention discloses an unlocking verification method of a coded lock and the coded lock, wherein the unlocking verification method comprises the following steps: the unlocking mechanism comprises a transverse recording set password string and an unlocking password string, wherein after the unlocking password string is recorded, the unlocking password string is longitudinally compared with the set password string, if the unlocking password string is matched with the set password string, the unlocking mechanism can be driven to unlock, and if the unlocking password string is not matched with the set password string, the unlocking mechanism cannot be driven to unlock. The invention has the beneficial effects that: the invention provides an unlocking verification method which is applicable to a key-type mechanical coded lock and completely different from the prior art, the method realizes that the sound and the force of each input password are balanced, only after the password input action is completed, the verification is carried out to determine whether the unlocking password string is correct, whether each password is correct cannot be known during the password input, and the safety and the reliability of the coded lock are obviously improved through transverse comparison verification.

Description

Puzzle lock

Technical Field

The invention relates to a mechanical coded lock, in particular to a coded lock and an unlocking verification method.

Background

At present, the existing key-type mechanical coded locks are of various types, for example, an authorization notice number CN201187187Y discloses a key-type mechanical coded lock core, which has the advantages of strong confidentiality, high reliability, no electricity and no key, and the like, and therefore, the key-type mechanical coded lock is also a common key-type mechanical coded lock in the market. However, the potential safety hazard exists in the prior mechanical coded lock cylinders, when the key sequence number is wrongly pressed, the linkage mechanisms such as the sequence number coding block and the like can automatically reset, and due to the fact that the linkage mechanisms can automatically reset when the key sequence number is wrongly pressed, a person with professional skills can technically open the key mechanical coded lock through experience judgment of sound, force and the like, and certain potential safety hazard exists.

Disclosure of Invention

The invention provides a coded lock and an unlocking verification method, and aims to provide a mechanical coded lock with higher safety and confidentiality.

In order to achieve the above object, the present invention provides an unlocking verification method for a combination lock, the unlocking verification method comprising: the unlocking mechanism comprises a transverse recording set password string and an unlocking password string, wherein after the unlocking password string is recorded, the unlocking password string is longitudinally compared with the set password string, if the unlocking password string is matched with the set password string, the unlocking mechanism can be driven to unlock, and if the unlocking password string is not matched with the set password string, the unlocking mechanism cannot be driven to unlock.

The method for recording the unlocking code string and setting the code string specifically comprises the following steps: the code setting support and the code opening support are arranged in a longitudinal and relative movement mode, a plurality of groups of comparison assemblies (6 groups are provided by taking 6 symbols including numbers 1-6 as code numbers) are arranged on the code setting support and the code opening support, each group of comparison assemblies comprises a plurality of comparison components (6-bit or 8-bit passwords are set at present, the number of each group of comparison assemblies is 6 or 8, certainly can be set to be 1-5, or 6-8, or even more, and can be set randomly according to different application scenes of a coded lock), each comparison component has two states, can be switched between the two states under the action of external force, and the comparison components of the code setting support and the code opening support are in one-to-one correspondence up and down;

the comparison part of the code setting support comprises an initial state and a code setting state, and under the action of external force of a key or other parts, the comparison part of the code setting support can be converted into the code setting state from the initial state, namely, the record of a set password is completed; similarly, the comparison part of the code opening support comprises an initial state and an unlocking state, and the comparison part of the code opening support is converted into the unlocking state from the initial state under the action of external force of a key or other parts, namely, the record of one-bit input password is completed; the recording of the code sequence is realized by that the key stepping mechanism drives the code setting support or the code opening support to transversely step.

The record of the unlocking password string and the record of the setting password string are realized by sharing a set of key components, and each key component comprises a key and a key board capable of moving longitudinally.

The unlocking mode of the unlocking mechanism is specifically as follows: the unlocking knob is rotated to drive the set password string to longitudinally move to be matched with the unlocking password string, and if the matching is successful, the set password string can longitudinally move and drive the lock control mechanism, so that the lock control mechanism releases the lock tongue, and the lock tongue can be retracted; if the matching is unsuccessful, the coded password string cannot move longitudinally, the lock control mechanism cannot release the lock tongue, and the lock tongue keeps a popup state.

The invention provides a method for zeroing an unlocking password string, which is suitable for the unlocking verification method and comprises the following steps: when the unlocking action is sent out and the code setting support is verified and matched with the code opening support, the unlocking action continues to rotate or reversely rotate, the code opening zero clearing plate is driven to move to be in contact with the comparison part set on the code opening support, and the comparison part of the code opening support is converted into an initial state from an unlocking state.

The invention provides a method for zeroing and transcoding a coded password string, which is suitable for the unlocking verification method and comprises the following steps: when the unlocking action is sent out, the code opening support is successfully matched with the code setting support, and the matching state is maintained, the key board is pushed, the key board moves downwards to drive the code setting zero clearing board to move and contact with a comparison part set on the code setting support, the comparison part of the code setting support is converted into an initial state from the code setting state, and the zero setting of the code setting password string is completed; after the key board moves, the keys correspond to the set password strings on the code setting support, and the keys can record new set password strings and push the key board to reset to complete code changing.

The unlocking verification method can realize that the sound and the force of each password input are balanced, and only after the password input action is completed, the unlocking password string is verified to be correct, and whether each password is correct or not cannot be known during the password input period; the unlocking verification method can well improve the safety and the confidentiality of the mechanical coded lock.

In order to achieve the purpose, the invention provides a coded lock capable of achieving the unlocking verification method, which comprises a shell, a coded key and an unlocking knob, wherein the coded key and the unlocking knob are arranged on the shell;

wherein:

the key stepping mechanism is characterized in that: the password input device is used for responding to each password key action to drive the code opening mechanism and the code setting mechanism to synchronously and transversely move by one step; the key stepping mechanism is movably arranged on the shell and comprises a code opening position and a code setting position; when the password key is positioned at the code opening position, the password key is used for responding to the action of each password key to drive the code opening mechanism to record the code number and the code sequence of each password key, and when the password key is positioned at the code setting position, the password key is used for responding to the action of each password key to drive the code setting mechanism to record the code number and the code sequence of each password key;

the code setting mechanism comprises: when the key stepping mechanism is positioned at the code setting position, the key stepping mechanism is used for responding to the transverse stepping of the action of the key stepping mechanism and simultaneously responding to and recording the code number and the code sequence of the password key pressed each time;

the code opening mechanism comprises: when the key stepping mechanism is at the code opening position, the code stepping mechanism is used for responding to the transverse stepping of the action of the key stepping mechanism and simultaneously responding to and recording the code number and the code sequence of the password key pressed each time; the unlocking mechanism is used for responding to the unlocking knob of the unlocking mechanism to rotate to move longitudinally and compare with the code setting mechanism;

the unlocking mechanism comprises: the code opening mechanism is used for driving the code opening mechanism to move longitudinally, driving the lock tongue to be retracted, driving the code setting mechanism and the code opening mechanism to reset transversely, and driving the code opening zero clearing mechanism to clear the record of the code number and the code sequence of the last password key of the code opening mechanism.

The code setting mechanism and the code opening mechanism record the code number and the code sequence of the password keys specifically as follows: the code setting mechanism and the code opening mechanism are respectively provided with 6 groups of code pieces, each group can have any number of code pieces, and preferably each group can be provided with 4-8 code pieces; for clearer description, the coding sheet of the coding mechanism is defined as a coding sheet, and the coding sheet of the coding mechanism is defined as a coding sheet;

the code setting mechanism and the code opening mechanism are specifically compared as follows: each code setting sheet comprises two states, namely an initial state and a code setting state, each code opening sheet comprises two states, namely an initial state and an unlocking state, the code opening sheet can move to the code setting sheet when the code setting sheet is in the code setting state and the code opening sheet is in the unlocking state, and the code opening sheet cannot move to the code setting sheet in any state when the code setting sheet is in the initial state; in order to achieve the purpose, the setting chip and the opening chip can be respectively in a diamond shape or a triangular shape, and the setting chip and the opening chip are in one-to-one correspondence; when all the code setting sheets are parallel to the code opening sheet contact inclined planes, the code opening mechanism is matched with the code setting mechanism and can move; when one or more code-opening pieces are crossed with the code-opening piece contact inclined plane, the code-opening mechanism cannot move. The code setting sheet or the code opening sheet is provided with a protruding part; namely, the coding piece is provided with a protruding part which is matched with the return-to-zero long hole of the return-to-zero plate, and the code opening piece is provided with a protruding part which is matched with the code opening and clearing mechanism or the code setting and clearing mechanism.

Specifically, the housing comprises a panel and a bottom plate; the coded lock also comprises a code opening and clearing mechanism, a code setting and clearing mechanism and a code changing mechanism which are arranged in the shell; wherein the content of the first and second substances,

the code opening and clearing mechanism comprises: the code opening mechanism is used for clearing the record of the code number and the code sequence of the last password key;

the code setting and clearing mechanism comprises: the code setting mechanism is used for clearing the record of the code number and the code sequence of the last password key;

the code changing mechanism comprises: and the key board is used for responding to the external force to move the key stepping mechanism, so that the password key is replaced by the code opening position to the code setting position or is restored to the code opening position by the code setting position, and the code setting mechanism is used for clearing the record of the code number and the code sequence of the last password key.

Specifically, the method comprises the following steps:

the code setting mechanism comprises: the code setting support is movably arranged in the shell through a guide rod and can transversely move along the guide rod; the code setting support is provided with a plurality of groups of code setting sheets which can rotate under the action of external force;

the code opening mechanism comprises: the code opening support is movably arranged on the code setting support and can move longitudinally relative to the code setting support; a plurality of groups of rotatable unlocking sheets are arranged on the code opening bracket; establish the chip with the opening plate position from top to bottom one-to-one and set up in pairs, it is same right establish the chip with opening plate inclined plane one side sets up relatively.

The key stepping mechanism comprises a key assembly and a stepping assembly;

the key assembly comprises a password key positioning plate, a key plate which is movably arranged on the upper end surface of the password key positioning plate and can move longitudinally, and a plurality of key rods arranged on the key plate, wherein the key rods are in one-to-one correspondence with the password keys, each key rod comprises two key columns, and the key columns can move downwards to penetrate through the key plate and the password key positioning plate to press the code opening sheet or the code setting sheet, so that the code opening sheet at the corresponding position is changed into an unlocking state from an initial state, or the code setting sheet at the corresponding position is changed into a code setting state from the initial state; the lower end of the password key is provided with two pressing columns, in an unlocking state or a code setting state, only one pressing column can vertically correspond to one key column 13 of the key rod, when the password key is pressed down, the pressing column of the password key presses down one key column, and the other key column does not move; the key post and the password key are both provided with return springs; preferably, a fixing block with two through holes is arranged on the key board, and the key posts are arranged in the through holes of the fixing block.

The stepping assembly comprises a stepping push plate capable of moving longitudinally, an L-shaped stepping lever with one end hinged with the lower end of the stepping push plate, a stepping hook hinged with the other end of the stepping lever and a non-return hook hinged with the password key positioning plate, the code setting support is provided with two stepping plates respectively corresponding to the stepping hook and the non-return hook, the stepping plates are uniformly provided with a plurality of stepping teeth in the transverse direction, and the other ends of the stepping hook and the non-return hook are bent to form pushing parts matched with the stepping teeth for use; the bottom of the password key is provided with a lower pressing part, the stepping push plate is provided with a plurality of pushing parts which correspond to the lower pressing parts of the password key one to one, the contact surfaces of the lower pressing part and the pushing parts are inclined planes, and the pushing parts are pushed to move longitudinally when the lower pressing part moves downwards; the stepping push plate is arranged on the password key positioning plate, a strip-shaped limiting bulge is arranged on the password key positioning plate, and a strip-shaped limiting hole matched with the strip-shaped limiting bulge is formed in the stepping push plate, so that the stepping push plate can move longitudinally; the middle part of the stepping lever is hinged with the password key positioning plate and is provided with a reset torsion spring, or the middle part of the stepping lever is hinged with the password key positioning plate, and the password key positioning plate is provided with a reset poking spring which is in contact with the stepping lever;

and a stepping reset spring is arranged between the shell and the coding support, and the elastic direction of the stepping reset spring is opposite to the transverse stepping direction of the coding support.

The key stepping mechanism further comprises a stepping reset component;

the stepping reset component: the stepping reset linkage plate is hinged to the password key positioning plate at one end, and the stepping reset pulling plate is hinged to the other end of the stepping reset linkage plate; a reset tension spring is arranged between the stepping reset pull plate and the password key positioning plate; preferably, the shell is further provided with a reset poking spring in contact with the stepping reset linkage plate.

The unlocking mechanism comprises: the unlocking mechanism comprises an unlocking knob arranged on the shell, a code checking assembly used for responding to the rotation action of the unlocking knob and linking the code opening mechanism to move downwards, a lock control lever used for responding to the downward movement of the code opening mechanism and releasing a lock tongue, a stepping reset assembly used for responding to the rotation of the unlocking knob to transversely reset the key stepping mechanism, and a record for driving the code opening zero clearing mechanism to clear the code number and the code sequence of the last password key of the code opening mechanism;

the unlocking knob is: including being located the outside handle of casing and being located the casing inside and with handle fixed connection's the carousel of unblanking, be provided with on the carousel of unblanking with the breach is stirred to the code-checking that the code-checking subassembly cooperation was used, with the breach is stirred to the spring bolt that the spring bolt cooperation was used, with step-by-step reset that the subassembly cooperation was used is dialled the post and can stir the arch of stirring of the clear plate of unblanking.

The code checking component: the unlocking device comprises an upper shifting fork and a lower shifting fork, wherein one end of the upper shifting fork and one end of the lower shifting fork are coaxially hinged on a shell, a reset torsion spring is arranged between the upper shifting fork and the shell, limiting columns are arranged at corresponding positions of the lower end surface of the upper shifting fork and the upper end surface of the lower shifting fork, a linkage torsion spring is arranged between the two limiting columns, the other end of the upper shifting fork is a cylindrical block, the cylindrical block can be positioned at the code checking shifting notch, the upper shifting fork can rotate for a certain angle by driving the cylindrical block when the unlocking turntable rotates, the upper shifting fork is separated from the code checking shifting notch when the unlocking turntable continues to rotate, and the cylindrical block of the upper shifting fork can enter the code checking shifting notch again when the unlocking turntable rotates; the other end of the lower shifting fork is arranged in a limiting groove of the code opening bracket. The lower end face of the upper shifting fork is also provided with a linkage shifting column, and the lower end of the linkage shifting column is in contact with the lower shifting fork and can shift the lower shifting fork to reset.

The lock control lever is: the middle part of the lock control lever is hinged on the shell, one end of the lock control lever is contacted with the code opening bracket, and the other end of the lock control lever is propped against the lock tongue; when the code checking is successful and the code opening bracket moves downwards, the lock control lever is pushed to rotate, and the other end of the lock control lever is separated from the lock tongue;

the lock tongue is characterized in that: the lock tongue is provided with a lock tongue poking column, and when one end of the lock control lever is separated from the lock tongue, the lock tongue poking notch can poke the lock tongue poking column to rotate for a certain angle so that the lock tongue can be retracted;

the stepping reset poking column can push the stepping reset linkage plate to rotate under the rotation of the unlocking knob.

The code opening and clearing mechanism comprises: the code opening zero clearing plate is movably arranged on the code opening support and can move longitudinally relative to the code opening support; the code opening and clearing plate is provided with a long hole for a key column of a key assembly to pass through and a zero returning hole capable of recovering the initial state of the code opening sheet, and the zero returning hole can be contacted with the protruding part of the code opening sheet; the unlocking mechanism is characterized in that a longitudinal limiting long hole is formed in the code opening reset plate, a limiting column matched with the longitudinal limiting long hole is arranged on the code opening support, the lower end of the code opening reset plate is linked with a shifting protrusion of the unlocking turntable, the shifting protrusion rotates to shift the code opening reset plate to move downwards, and a reset spring capable of enabling the code opening reset plate to reset upwards is arranged between the code opening reset plate and the code setting support. Wherein, the mode that the carousel of unblanking drove the clear board of opening sign indicating number and remove downwards can also be realized through following structure: but be provided with autogiration's the setting a yard from dialling the button of autogiration on the password button locating plate, setting a yard from dialling the button one end articulated setting on the password button locating plate, setting a yard from dialling the button other end and buckling downwards and stretch into the downthehole of zero clearing plate of opening a yard, the protruding rotation of stirring of carousel of unblanking can contact the setting a yard from dialling the button of zero setting to through setting a yard from dialling the button drive zero clearing plate of opening a yard to move downwards.

The code setting and clearing mechanism comprises: the code setting zero clearing plate is movably arranged on the code setting support and can move longitudinally relative to the code setting support;

the code setting clear plate is provided with a long hole for a key post of a key assembly to pass through and a clear hole capable of recovering the initial state of the code setting piece, and the clear hole can be contacted with the protruding part of the code setting piece; the code setting zero clearing plate is provided with a longitudinal limiting long hole, and the code setting bracket is provided with a limiting column matched with the longitudinal limiting long hole; the code setting zero clearing plate is positioned below the password key positioning plate, an outward-warped spring plate is longitudinally arranged on the code setting zero clearing plate, one warped end of the spring plate is clamped in a clamping hole of the key plate, a reset spring is arranged between the code setting zero clearing plate and the shell, the code setting zero clearing plate can be driven by the spring plate to move downwards together when the key plate moves downwards, the code setting zero clearing plate resets upwards under the action of the reset spring when the code setting zero clearing plate moves downwards until the code setting zero clearing plate is pressed by the password key positioning plate, and the spring plate is clamped in the clamping hole of the key plate again when the key plate resets upwards; and a code-changing toggle button is arranged on the side wall of the key board.

The code changing mechanism comprises: the password key positioning plate comprises a code changing dial button fixedly arranged on the side wall of the key plate and a code changing control button arranged on the password key positioning plate in the middle;

one end of the code changing control button penetrates through the code button positioning plate downwards, can be contacted with the code opening support which is transversely stepped in place and can move downwards under the pushing of the code opening support, and the other end of the code changing control button abuts against the lower end face of the button plate; when the code opening support pushes one end of the code changing control button to rotate downwards, the other end of the code changing control button can enter the notch of the lower end face of the key board.

The invention has the beneficial effects that: the invention provides an unlocking verification method which is applicable to a key-type mechanical coded lock and completely different from the prior art, and can realize that the sound and the force of each input password are balanced, only after the password input action is completed, the verification is carried out to determine whether the unlocking password string is correct, and whether each password is correct or not can not be known during the password input period; the invention also provides a coded lock capable of realizing transverse comparison of the unlocking verification method, which not only has precise and flexible structure, but also obviously improves the safety and reliability compared with the traditional key type mechanical coded lock.

Drawings

Fig. 1 is a schematic overall external structural view of embodiment 13 of the present invention.

Fig. 2 is a schematic view of the internal structure of embodiment 13 of the present invention without a housing panel.

Fig. 3 is a schematic view of the embodiment 13 of the present invention without the internal structure of the housing.

Fig. 4 is another schematic internal structure diagram of embodiment 13 of the present invention without a housing.

Fig. 5 is another schematic internal structure diagram of embodiment 13 of the present invention without a housing.

Fig. 6 is a schematic structural diagram of a key stepping mechanism in an embodiment of the present invention.

Fig. 7 is another schematic structural diagram of the key stepping mechanism in the embodiment of the invention.

Fig. 8 is a schematic structural diagram of a stepping assembly in the key stepping mechanism according to the embodiment of the present invention.

Fig. 9 is a schematic structural view of a code checking assembly in the unlocking mechanism in the embodiment of the invention.

Fig. 10 is a schematic structural diagram of the code-opening clearing mechanism in the embodiment of the present invention.

Fig. 11 is a schematic structural diagram of a coding bracket and a coding bracket in the embodiment of the invention.

Fig. 12 is a schematic structural diagram of a code setting zero clearing mechanism in the unlocking mechanism in the embodiment of the invention.

Fig. 13 is a schematic structural view of the unlocking dial in the embodiment of the invention.

Wherein the reference numerals are: 1. a housing; 2. a password key; 3. unlocking the turnplate; 4. a latch bolt; 5. a dial-up button; 6. a key sheet; 7. a password key positioning plate; 8. stepping a push plate; 9. a step lever; 10. a stepping reset linkage plate; 11. a code-changing control button; 12. setting a code return-to-zero self-dialing button; 13. a key post; 14. resetting the poking spring; 15. resetting the poking spring; 16. a notch; 17. a password key positioning plate (belonging to the same part with the reference numeral 7); 18. a non-return hook; 19. a spring plate; 20. a fixed block; 21. setting a code bracket; 22. opening a support; 23. a lock control lever; 24. an upper shifting fork; 25. a lower shifting fork; 26. a code setting zero clearing plate; 27. a guide bar; 28. a return spring; 29. a return tension spring; 30. a step hook; 31. non-return hooks (of the same part as reference 18); 32. a step plate; 33. the pulling plate is reset step by step; 34. mounting holes; 35. linkage shifting columns; 36. a pushing part; 37. a code opening zero clearing plate; 38. one end of a code changing control button; 301. a handle mounting hole; 302. stepping reset shifting columns; 303. poking the protrusion; 304. the lock tongue pokes the notch; 305. the code-checking poking notch; 401. the bolt dials the post.

Detailed Description

The invention provides an unlocking verification method which is completely different from the unlocking method of the traditional key-type mechanical coded lock and is different from the prior patent technology applied in 2017, 4 and 5, the implementation mode and the structure of the unlocking verification method are different.

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.

Embodiment 1 unlocking verification method

The embodiment of the invention provides an unlocking verification method of a coded lock, which specifically comprises the following steps: transversely recording the set password string and the unlocking password string, longitudinally comparing the unlocking password string with the set password string after the unlocking password string is recorded, if the unlocking password string is matched with the set password string, the unlocking mechanism can be driven to unlock, and if the unlocking password string is not matched with the set password string, the unlocking mechanism cannot be driven to unlock; the set password string and the unlocking password string both comprise the code number and the code sequence of each password. The record of unlocking password string and setting password string is realized by sharing a set of key components, and the key components comprise keys and a key board capable of moving longitudinally.

The method for recording the unlocking code string and setting the code string specifically comprises the following steps: the coding support and the coding support can be arranged in a longitudinally relative moving mode, a plurality of groups (6 groups are provided by taking 6 symbols with numbers 1-6 as the code number as an example) of comparison assemblies are arranged on the coding support and the coding support, each group of comparison assemblies comprises a plurality of comparison components (6-bit or 8-bit passwords are set at present, the number of each group of comparison assemblies is 6 or 8, certainly can be set to be 1-5, or 6-8, or even more, and can be randomly set according to different application scenes of a coded lock), each comparison component has two states, can be switched between the two states under the action of external force, the comparison components of the coding support and the coding support are uniformly and correspondingly formed into a pair, and the same pair of comparison components vertically corresponds to each other;

Embodiment 2 recording method of unlocking password string or setting password string in unlocking verification method

The embodiment of the invention provides a recording method of an unlocking password string or a set password string in an unlocking verification method, wherein the recording method is realized by a code setting mechanism and a key stepping mechanism or a code opening mechanism and a key stepping mechanism; specifically, the method comprises the following steps:

when the key stepping mechanism is at the unlocking position, the key is pressed for the first time, the key is pressed down to change the comparison part of the unlocking support responding to the key position, the key is continuously pressed down, the key triggers the key stepping mechanism, the key stepping mechanism drives the code setting mechanism and the code opening mechanism to synchronously and transversely move in the same direction at the corresponding position of the unlocking support and the key, the first key pressing action completes the code number of the first code sequence of the unlocking code string, the key is pressed down in sequence, the processes are repeated, and the record of the unlocking code string is completed.

When the key stepping mechanism is at the code setting position, the mode of recording the set password string is the same as the mode of recording the unlocking password string, and the recording is not repeated.

EXAMPLE 3 unlocking method

Based on the method provided by any one of embodiments 1-2, the embodiment of the invention provides an unlocking method suitable for the method, which comprises the following steps:

the unlocking knob is rotated to drive the set password string to longitudinally move to be matched with the unlocking password string, if the matching is successful, the set password string can longitudinally move and drive the lock control mechanism, so that the lock control mechanism releases the lock tongue, and the unlocking knob is rotated to drive the lock tongue to retract the lock tongue; if the matching is unsuccessful, the code setting password string cannot move longitudinally, the lock control mechanism cannot release the lock tongue, the unlocking knob cannot drive the lock tongue to retract, and the lock tongue still keeps in a popup state.

Embodiment 4 method for zeroing unlocking password string

Based on the unlocking verification method provided by the embodiment 1, the embodiment of the invention provides a method for clearing an unlocking password string record, which comprises the following steps: when the unlocking action is sent out and the code setting support and the code opening support are verified and matched, no matter whether the matching is successful or not, the unlocking action continues to rotate or reversely rotate, the code opening zero clearing plate is driven to move to be in contact with the comparison part set on the code opening support, and the comparison part of the code opening support is converted into an initial state from an unlocking state.

The "unlocking action" may be an action of pressing the last password, or an action of pressing an "unlocking" key after the password is input, or other initial power for driving the lock bolt to retract.

Embodiment 5 method for setting clear and escape of password string

Based on the methods provided by embodiment 1 and/or embodiment 2, an embodiment of the present invention provides a method for setting a password string for zero clearing, which is applicable to the above methods, and includes:

when the unlocking password string is successfully matched with the set password string and the matching state is kept, the key board is pushed under the action of external force, the key board moves downwards to drive the code setting zero clearing board to move and contact with a comparison part set on the code setting support, the comparison part of the code setting support is converted into an initial state from the code setting state, and the zero setting of the code setting password string is completed; after the key board moves, the keys correspond to the set password strings on the code setting support, and the keys can record new set password strings and push the key board to reset to complete code changing.

Embodiment 6 trick lock is with button step mechanism

The embodiment of the invention provides a key stepping mechanism of an unlocking verification mechanism for a coded lock;

button step mechanism: the password input device is used for responding to the action of the password key 2 every time to drive the code opening mechanism and the code setting mechanism to synchronously and transversely move by one step; the key stepping mechanism is movably arranged on the shell 1 and comprises a code opening position and a code setting position; when the password key is at the code opening position, the password key 2 is used for responding each time to drive the code opening mechanism to record the code number and the code sequence of each password key, and when the password key is at the code setting position, the password key 2 is used for responding each time to drive the code setting mechanism to record the code number and the code sequence of each password key;

in order to explain the above in more detail, the following describes the above structure with reference to fig. 3, 4, 6, 7 and 8 as follows:

button step mechanism: the key assembly and the stepping assembly are included;

the key assembly: the password key positioning device comprises a password key positioning plate 7 (or 17), a key plate 6 which is movably arranged on the upper end surface of the password key positioning plate 7 and can move longitudinally, and a plurality of key rods arranged on the key plate 6, wherein the key rods are in one-to-one correspondence with the password keys 2, each key rod comprises two key columns 13, and each key column can move downwards to penetrate through the key plate 6 and the password key positioning plate 7 to press an unlocking sheet or a code setting sheet, so that the unlocking sheet at a corresponding position is changed into an unlocking state from an initial state, or the code setting sheet at a corresponding position is changed into a code setting state from an initial state; the lower end of the password key 2 is provided with two pressing columns, in an unlocking state or a code setting state, only one pressing column can vertically correspond to one of the key columns 13 of the key rod, when the password key 2 is pressed down, the pressing column of the password key presses down one key column 13, and the other key column does not move; the key column 13 and the password key 1 are both provided with a return spring; preferably, the key sheet 6 is provided with a fixing block 20 having two through holes, and the key posts 13 are disposed in the through holes of the fixing block 20.

The stepping assembly comprises a stepping push plate 8 capable of moving longitudinally, an L-shaped stepping lever 9 with one end hinged with the lower end of the stepping push plate 8, a stepping hook 30 hinged with the other end of the stepping lever 9 and a non-return hook 31 (reference numeral 18 in figure 4) hinged on the cipher key positioning plate 7, two stepping plates 32 corresponding to the stepping hook 30 and the non-return hook 31 respectively are arranged on the coding support 21, a plurality of stepping teeth are evenly arranged on the stepping plates 32 in the transverse direction, and the other ends of the stepping hook 30 and the non-return hook 31 are bent to form pushing parts matched with the stepping teeth for use; the bottom of the password key 2 is provided with a pressing part, the stepping push plate 8 is provided with a plurality of pushing parts 36 which are in one-to-one correspondence with the pressing parts of the password key 2, the contact surface of the pressing part and the pushing part 26 is an inclined surface, and the pushing parts 36 are pushed to move longitudinally when the pressing part moves downwards (for example, the pushing parts 36 or the stepping push plate 8 move longitudinally upwards, one end of a stepping lever 9 connected with the stepping push plate 8 moves upwards, the other end of the stepping lever 9 rotates outwards to pull a stepping hook 30 and a non-return hook 31 to move outwards, the stepping hook 30 is matched with the non-return hook 31, and when the password key is reset, the stepping hook 30 and the non-return hook 31 inform to reset to push the code setting support 21 to move; the stepping push plate 8 is arranged on the password key positioning plate 7, the password key positioning plate 7 is provided with a strip-shaped limiting bulge, and the stepping push plate 7 is provided with a strip-shaped limiting hole matched with the strip-shaped limiting bulge for use, so that the stepping push plate can longitudinally move; the middle part of the stepping lever 9 is hinged with the password key positioning plate 7 and is provided with a reset torsion spring, or the middle part of the stepping lever 9 is hinged with the password key positioning plate 7, and the password key positioning plate 7 is provided with a reset poking spring 15 which is contacted with the stepping lever 9.

A stepping return spring 27 is arranged between the shell 1 and the coding support 21, and the elastic direction of the stepping return spring 27 is opposite to the transverse stepping direction of the coding support 21.

Furthermore, the key stepping mechanism also comprises a stepping reset component;

step-by-step reset subassembly: the stepping reset linkage plate comprises a stepping reset linkage plate 10 and a stepping reset pulling plate 33, wherein one end of the stepping reset linkage plate 10 is hinged to a password key positioning plate 7, the stepping reset pulling plate 33 is hinged to the other end of the stepping reset linkage plate 10, a stepping hook 30 and a non-return hook 31 are hinged to the stepping reset pulling plate 33, and the stepping reset pulling plate 33 can pull the stepping hook 30 and the non-return hook 31 to release a stepping plate 32; a reset tension spring 29 is arranged between the stepping reset pulling plate 33 and the password key positioning plate 7. Preferably, the housing 1 is further provided with a reset toggle spring 14 which is in contact with the stepping reset linkage plate 10.

EXAMPLE 7 coding mechanism for combination lock

Referring to fig. 5 and 11, an embodiment of the present invention provides a coding mechanism of an unlocking verification mechanism for a combination lock;

the code setting mechanism comprises: when the key stepping mechanism is positioned at the code setting position, the key stepping mechanism is used for responding to the transverse stepping of the action of the key stepping mechanism and simultaneously responding to and recording the code number and the code sequence of the password key pressed each time; specifically, the method comprises the following steps: the code setting support 21 is movably arranged in the shell 1 through a guide rod 27, and the code setting support 21 can transversely move along the guide rod 27; the code setting support 21 is provided with a plurality of groups of code setting sheets which can rotate under the action of external force; the code sheet is designed to be triangular or rhombic or other shapes with two inclined surfaces, and is integrally made of metal materials with certain hardness, and the materials are preferably stainless steel and the like.

Embodiment 8 combination lock is with mechanism of opening code

Referring to fig. 5 and 11, an embodiment of the present invention provides an unlocking mechanism of an unlocking verification mechanism for a combination lock;

the code opening mechanism comprises: when the key stepping mechanism is at the code opening position, the code stepping mechanism is used for responding to the transverse stepping of the action of the key stepping mechanism and simultaneously responding to and recording the code number and the code sequence of the password key pressed each time; and the unlocking knob is used for responding to the unlocking mechanism to rotate to move longitudinally and compare with the code setting mechanism.

Specifically, the method comprises the following steps: the code opening support 22 is movably arranged on the code setting support 21, and the code opening support 22 can move longitudinally relative to the code setting support 21; a plurality of groups of rotatable unlocking sheets are arranged on the code opening bracket 22; the position of the code sheet and the position of the opening plate are arranged in a one-to-one correspondence and are arranged in pairs, and the same pair of the code sheet and the inclined surface side of the opening plate are arranged oppositely. The locking plate is triangular or rhombic or has other shapes with two inclined planes, is integrally made of metal materials with certain hardness, and the materials are preferably stainless steel and the like; in order to realize that the code sheet or the unlocking sheet can rotate under the action of external force, the code sheet or the unlocking sheet can be subjected to slotting forced deformation, and the purpose is realized by increasing the friction between the code sheet and the code setting bracket or between the unlocking sheet and the code setting bracket. Of course, there are many ways to achieve the above-mentioned purpose, such as the structure of the chip or the lock piece and the bracket and the connection relationship between the two, or the material of the chip or the lock piece, etc., which is only provided as an implementation manner, but not limited to this.

Embodiment 9 coded lock unlocking mechanism

The embodiment of the invention provides an unlocking mechanism for a coded lock; unlocking mechanism: the code number and code sequence recording device is used for driving the code opening mechanism to move longitudinally, driving the lock tongue to retract, driving the code setting mechanism and the code opening mechanism to reset transversely, and driving the code opening zero clearing mechanism to clear the last code key of the code opening mechanism.

In order to explain the above in more detail, the following describes the above structure with reference to fig. 3, fig. 5, fig. 7, fig. 8 and fig. 13 as follows:

unlocking mechanism: the unlocking mechanism comprises an unlocking knob arranged on a shell 1, a code checking assembly used for responding to the rotation action of the unlocking knob and linking a code opening mechanism to move downwards, a lock control lever used for responding to the downward movement of the code opening mechanism and releasing a lock tongue, a stepping reset assembly used for responding to the rotation of the unlocking knob to enable a key stepping mechanism to reset transversely, and a record for driving the code opening zero clearing mechanism to clear the code number and the code sequence of a last password key of the code opening mechanism;

unlocking a knob: including being located the outside handle of casing 1 and being located inside and with handle fixed connection's the carousel 3 of unblanking of casing 1, unblanking is provided with on the carousel 3 and dials breach 305 with the code checking subassembly cooperation use, stirs breach 304 with the spring bolt that the spring bolt cooperation was used, stirs post 302 with step-by-step reset subassembly cooperation use and can stir protruding 303 of stirring of clear plate 37 that opens the code. Wherein, the middle position of the unlocking turntable 3 is provided with a mounting hole 301 for mounting a handle.

The code checking component: the unlocking device comprises an upper shifting fork 24 and a lower shifting fork 25, wherein one end of the upper shifting fork 24 and one end of the lower shifting fork 25 are coaxially hinged on a shell 1, a reset torsion spring is arranged between the upper shifting fork 24 and the shell 1, a limiting column (only a mounting hole 34 of the limiting column is shown in the figure) is arranged at the corresponding position of the lower end face of the upper shifting fork 24 and the upper end face of the lower shifting fork 25, a linkage torsion spring is arranged between the two limiting columns, the other end of the upper shifting fork 24 is a cylindrical block, the cylindrical block can be positioned at a code-checking stirring notch 305, the upper shifting fork 24 can be driven to rotate by a certain angle when an unlocking turntable 3 rotates, the upper shifting fork 24 is separated from the code-checking stirring notch 305 when the unlocking turntable 3 continues to rotate, and the cylindrical block of the upper; the other end of the lower shifting fork 25 is arranged in a limiting groove of the code opening bracket 22; wherein, the lower end face of the upper shifting fork 24 is also provided with a linkage shifting column 35, and the lower end of the linkage shifting column 35 is contacted with the lower shifting fork 25 and can shift the lower shifting fork 25 to reset.

Locking and controlling a lever: the middle part is hinged on the shell 1, one end of the lock control lever 23 is contacted with the code opening bracket 22, and the other end of the lock control lever 23 is propped against the lock tongue 4; when the code is successfully checked, the code opening bracket 22 moves downwards, the lock control lever 23 is pushed to rotate, and the other end of the lock control lever 23 is separated from the lock tongue 4;

a lock tongue: the bolt 4 is provided with a bolt toggle column 401, when one end of the lock control lever 23 is disengaged from the bolt 4, the bolt toggle notch 304 can toggle the bolt toggle column to rotate for a certain angle so as to lead the bolt to be folded;

the stepping reset poking column 302 can push the stepping reset linkage plate 10 to rotate under the rotation of the unlocking knob.

Embodiment 10 combination lock is with zero mechanism of opening code

The embodiment of the invention provides a code opening and clearing mechanism for a coded lock; the code opening and clearing mechanism comprises: the code opening mechanism is used for clearing the record of the code number and the code sequence of the last password key; with specific reference to fig. 7 and 10: the mechanism comprises a code opening zero clearing plate 37 movably arranged on the code opening bracket 22, wherein the code opening zero clearing plate 37 can move longitudinally relative to the code opening bracket 22; the code opening and clearing plate 37 is provided with a long hole for the key column 13 of the key assembly to pass through and a zero returning hole capable of restoring the initial state of the code opening sheet, and the zero returning hole can be contacted with the protruding part of the code opening sheet; the code opening clear plate 37 is provided with a longitudinal limiting long hole, the code opening support 22 is provided with a limiting column matched with the longitudinal limiting long hole for use, the lower end of the code opening clear plate 37 is linked with a shifting protrusion 303 of the unlocking rotary disc 3, the shifting protrusion 303 can shift the code opening clear plate 37 to move downwards in a rotating mode, and a reset spring 28 capable of enabling the code opening clear plate 37 to reset upwards is arranged between the code opening clear plate 37 and the code setting support 21. Wherein, the mode that the carousel 3 that unblanks drove the clear board 37 of opening sign indicating number and move down can also be realized through following structure: but be provided with autogiration's zero setting from dialling button 12 on the password button locating plate 7, the zero setting from dialling button 12 one end is articulated to be set up on password button locating plate 7, and zero setting is buckled downwards from dialling the downthehole that stretches into clear board 37 of the code opening from the button 12 other end, and the protruding 303 rotation of stirring of carousel 3 of unblanking can contact the zero setting from dialling button 12 to it moves down to drive clear board 37 of the code opening from dialling button 12 through zero setting.

Embodiment 11 combination setting and clearing mechanism for combination lock

The embodiment of the invention provides a code setting and clearing mechanism for a coded lock; the code setting and zero clearing mechanism comprises: the code setting mechanism is used for clearing the record of the code number and the code sequence of the last password key-press.

See in particular fig. 4, 6, 7, 8 and 12:

the code setting and zero clearing mechanism comprises: the code setting clear plate 26 is movably arranged on the code setting support 21, and the code setting clear plate 26 can move longitudinally relative to the code setting support 21. Specifically, the code setting clear plate 26 is provided with a long hole through which the key post 13 of the key assembly can pass and a clear hole capable of restoring the initial state of the code setting sheet, and the clear hole can be in contact with the protruding part of the code setting sheet; the code setting clear plate 26 is provided with a longitudinal limiting long hole, and the code setting support 21 is provided with a limiting column matched with the longitudinal limiting long hole; the code setting zero clearing plate 26 is positioned below the code key positioning plate 7 (or 17), the code setting zero clearing plate 26 is longitudinally provided with an outward-warped spring plate 19, the warped end of the spring plate 19 is clamped in a clamping hole of the key plate 6, a return spring is arranged between the code setting zero clearing plate 26 and the shell 1, when the key plate 6 moves downwards, the code setting zero clearing plate 26 can be driven by the spring plate 19 to move downwards together, when the code setting zero clearing plate 26 moves downwards to be pressed by the code key positioning plate 7, the code setting zero clearing plate 26 resets upwards under the action of the return spring, and when the key plate 6 resets upwards, the spring plate 19 is clamped in the clamping hole of the key plate 6 again; the side wall of the key board 6 is provided with a dial 5.

EXAMPLE 12 code-changing mechanism for combination lock

The embodiment of the invention provides a code changing mechanism for a coded lock; the code changing mechanism comprises: the key board 6 is used for responding to external force to move the key stepping mechanism, so that the password key 2 is replaced by a code setting position or is restored to the code setting position from the code setting position, and the record of the code number and the code sequence of the last password key by the code setting mechanism is cleared.

See in particular fig. 2, 3, 4, 6 and 9: the code changing mechanism comprises: comprises a code-changing dial button 5 fixedly arranged on the side wall of a key board 6 and a code-changing control button 11 with the middle part arranged on a code key positioning plate 7; one end 38 of the code changing control button penetrates through the code key positioning plate 7 downwards, can be contacted with the code opening bracket 22 which is transversely stepped in place and can move downwards under the pushing of the code opening bracket 22, and the other end of the code changing control button 11 abuts against the lower end surface of the key plate 6; when the code opening bracket 22 pushes one end of the code change control button 11 to rotate downwards, the other end of the code change control button 11 can enter the notch 16 on the lower end surface of the key board 6.

EXAMPLE 13 combination Lock

Based on various structures provided by embodiments 6-12, the present embodiment provides a combination lock, referring to fig. 1, the combination lock body includes a housing 1, a combination key 2 extending out of the housing 1, an unlocking knob, an escape dial button 5, and a lock tongue 4 located at the lower end of the housing 2, the housing 1 is further provided with a key stepping mechanism, an unlocking mechanism, a coding and clearing mechanism, and an escape mechanism, wherein the combination key can be implemented by using the key mechanism of embodiment 10; the detailed description of the above mechanism is described in the foregoing embodiments 6 to 9, and will not be repeated here.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An unlocking verification method of a coded lock is characterized by comprising the following steps: the unlocking mechanism comprises a transverse recording set password string and an unlocking password string, wherein after the unlocking password string is recorded, the unlocking password string is longitudinally compared with the set password string, if the unlocking password string is matched with the set password string, the unlocking mechanism can be driven to unlock, and if the unlocking password string is not matched with the set password string, the unlocking mechanism cannot be driven to unlock.

2. The unlocking verification method according to claim 1, wherein the recording of the unlocking password string and the setting password string is realized by sharing a set of key components, and the key components comprise keys and a key board capable of moving longitudinally.

3. The unlocking verification method according to claim 1 or 2, wherein the unlocking manner of the unlocking mechanism is specifically: the unlocking knob is rotated to drive the set password string to longitudinally move to be matched with the unlocking password string, and if the matching is successful, the set password string can longitudinally move and drive the lock control mechanism, so that the lock control mechanism releases the lock tongue, and the lock tongue can be retracted; if the matching is unsuccessful, the coded password string cannot move longitudinally, the lock control mechanism cannot release the lock tongue, and the lock tongue keeps a popup state.

4. A coded lock is characterized by comprising a shell, a coded key and an unlocking knob, wherein the coded key and the unlocking knob are arranged on the shell; specifically, the method comprises the following steps:

5. The combination lock of claim 4, further comprising a code opening and clearing mechanism, a code setting and clearing mechanism, and a code changing mechanism disposed within the housing; wherein the content of the first and second substances,

6. A combination lock according to claim 4 or 5,

the code setting mechanism comprises: the code setting support is movably arranged in the shell through a guide rod and can transversely move along the guide rod;

the code opening mechanism comprises: the code opening support is movably arranged on the code setting support and can move longitudinally relative to the code setting support;

the key stepping mechanism comprises a key assembly and a stepping assembly,

the stepping assembly comprises a stepping push plate capable of moving longitudinally, a stepping lever with one end hinged with the lower end of the stepping push plate, a stepping hook hinged with the other end of the stepping lever and a non-return hook hinged on the password key positioning plate, the code setting support is provided with two stepping plates respectively corresponding to the stepping hook and the non-return hook, a plurality of stepping teeth are uniformly arranged on the stepping plates in the transverse direction, and the other ends of the stepping hook and the non-return hook are bent to form pushing parts matched with the stepping teeth for use; the bottom of the password key is provided with a lower pressing part, the stepping push plate is provided with a plurality of pushing parts which correspond to the lower pressing parts of the password key one to one, the contact surfaces of the lower pressing part and the pushing parts are inclined planes, and the pushing parts are pushed to move longitudinally when the lower pressing part moves downwards; the middle part of the stepping lever is hinged with the password key positioning plate and is provided with a reset torsion spring, or the middle part of the stepping lever is hinged with the password key positioning plate, and the password key positioning plate is provided with a reset poking spring which is in contact with the stepping lever;

and a transverse reset spring is arranged between the shell and the coding support, and the elastic direction of the transverse reset spring is opposite to the transverse stepping direction of the coding support.

7. A combination lock according to any one of claims 4 to 8,

the unlocking mechanism comprises: the unlocking mechanism comprises an unlocking knob arranged on the shell, a code checking assembly used for responding to the rotating action of the unlocking knob and linking the unlocking knob to the downward movement of the code opening mechanism, a lock control lever used for responding to the downward movement of the code opening mechanism and releasing a lock tongue, a stepping reset assembly used for responding to the rotation of the unlocking knob to enable the key stepping mechanism to transversely reset, and a record for driving the code opening zero clearing mechanism to clear the code number and the code sequence of the last password key of the code opening mechanism.

8. A combination lock according to any one of claims 4 to 9,

the code opening and clearing mechanism comprises: the code opening zero clearing plate is movably arranged on the code opening support and can move longitudinally relative to the code opening support; the code opening and clearing plate is provided with a long hole for a key column of a key assembly to pass through and a zero returning hole capable of recovering the initial state of the code opening sheet, and the zero returning hole can be contacted with the protruding part of the code opening sheet; the lower end of the code opening zero clearing plate is linked with a shifting protrusion of the unlocking turntable, the shifting protrusion rotates to shift the code opening zero clearing plate to move downwards, and a reset spring capable of enabling the code opening zero clearing plate to reset upwards is arranged between the code opening zero clearing plate and the code setting support.

9. A combination lock according to any one of claims 4 to 9,

the code setting clear plate is provided with a long hole for a key post of a key assembly to pass through and a clear hole capable of recovering the initial state of the code setting piece, and the clear hole can be contacted with the protruding part of the code setting piece; the code setting zero clearing plate is positioned below the password key positioning plate, an outward-warped spring plate is longitudinally arranged on the code setting zero clearing plate, one warped end of the spring plate is clamped in a clamping hole of the key plate, a reset spring is arranged between the code setting zero clearing plate and the shell, the code setting zero clearing plate can be driven by the spring plate to move downwards together when the key plate moves downwards, the code setting zero clearing plate resets upwards under the action of the reset spring when the code setting zero clearing plate moves downwards until the code setting zero clearing plate is pressed by the password key positioning plate, and the spring plate is clamped in the clamping hole of the key plate again when the key plate resets upwards; and a code-changing toggle button is arranged on the side wall of the key board.

10. A combination lock according to any one of claims 4 to 9,