WO2018184210A1

WO2018184210A1 - Button-based mechanical password lock, and unlocking verification method

Info

Publication number: WO2018184210A1
Application number: PCT/CN2017/079729
Authority: WO
Inventors: 周建永; 刘振林
Original assignee: 周建永; 刘振林
Priority date: 2017-04-05
Filing date: 2017-04-07
Publication date: 2018-10-11
Also published as: CN106836982A; CN106836982B

Abstract

A password lock, and unlocking verification method. The unlocking verification method comprises: recording an unlocking attempt password string and a preset password string in a vertical direction; upon completion of recording of the unlocking attempt password string, comparing the unlocking attempt password string against the preset password string in a horizontal direction; and if the result is a match, then enabling an unlocking lever (5) to be driven and unlock, else disabling the unlocking lever (5) from being driven and unlocking. The password lock and unlocking verification method enable uniform input sound and strength for each digit of an inputted password, and only verify whether an unlocking attempt password string is correct when a password input operation is completed. In this way, a user is unable to guess if an inputted digit is correct during a password input operation, thus significantly improving security and reliability compared with conventional button-based mechanical password locks.

Description

Push button type mechanical code lock and unlocking verification method

Technical field

The invention relates to a mechanical code lock, in particular to a push button type mechanical code lock and an unlocking verification method.

Background technique

At present, there are many types of button-type mechanical code locks. For example, the authorization bulletin number CN201187187Y discloses a push-button type mechanical code lock cylinder, which has the advantages of strong confidentiality, high reliability, no need for electricity and no key, and therefore is also a market. A common push-button mechanical code lock. However, this patent has many safety hazards with many existing mechanical lock cylinders. When the wrong key sequence number is pressed, the serial number coding block and other linkage mechanisms will be automatically reset. It is because the mechanism will automatically reset when there is a button error. Professional skills personnel can judge through the experience of sound, strength and other aspects, technology to open button-type mechanical code lock, there are certain security risks.

Summary of the invention

In order to provide a mechanical lock with stronger security and confidentiality, the present invention provides a dual-core push-button mechanical code lock and a method for unlocking the same.

In order to achieve the above object, the present invention provides a method for unlocking a lock lock core, wherein the unlock verification method comprises: longitudinally recording an unlock password string and setting a password string, when the unlock password string is recorded. And then compare horizontally with the set password string. If it matches, the unlocking lever can be driven to unlock. If it does not match, the unlocking lever cannot be unlocked by driving; the setting password string and the unlocking password string both include each password. Code number and code order.

The method for recording the unlocking password string and setting the password string is specifically: two coded brackets and an unlocking bracket capable of laterally relative movement, and the coded bracket and the unlocking bracket are provided with a plurality of groups ( For example, there are 12 symbols in the number of 0-9, "※", and "#" as the example, there are 12 groups), and each group of comparison components includes several (currently more than 6 settings) Bit or 8-digit password, the number of each group of comparison components is 6 or 8, of course, can also be set to 1-5, or 6-8, or even more, can be set according to the password lock application scenario The comparison component, each comparison component has two states, Under the action of external force, the two states can be switched, and the matching brackets of the code bracket and the unlocking bracket are in one-to-one correspondence;

The comparison component of the coded bracket includes an initial state and a coded state. Under the external force of the button or other components, the comparison component of the coded bracket can be converted from an initial state to a coded state, that is, a record of setting a password is completed. Similarly, the comparison component of the unlocking bracket includes an initial state and an unlocking state, and under the external force of the button or other components, the comparison component of the unlocking bracket is switched from the initial state to the unlocked state, that is, the recording of one input password is completed; The recording of the code sequence is realized by the stepping mechanism of the button driving the code bracket or the longitudinal step of the unlocking bracket.

Further, the method for matching the horizontally comparing the unlocking password string with the setting password string is specifically: when the matching component of the coding bracket of the corresponding position and the comparison component of the unlocking bracket are in an initial state, both may occur. Relative movement; when the corresponding component of the coded bracket of the corresponding position and the comparison component of the unlocking bracket are respectively in the coded state and the unlocked state, the relative movement can occur; and when the corresponding position of the coded bracket is The comparison component and the comparison component of the unlocking bracket are respectively in an initial state and an unlocked state, or are respectively in a coded state and an unlocked state, and cannot be relatively moved; that is, only when the unlocking password string corresponds to the set password string. When each of the contrasting components meets the condition that the relative movement can occur as described above, the coded bracket can move relative to the unlocking bracket, otherwise it cannot move;

Further, the unlocking lever is driven to complete the unlocking step only when the coded bracket and the unlocking bracket are moved relative to each other.

The present invention provides a method for unlocking verification by recording and comparing an unlock password string and a set password string. Of course, a method for clearing the unlock password string record and clearing the set password string record is also provided.

The invention provides a method for zeroing the unlocking password string suitable for the above unlocking verification method, which comprises: when the unlocking action is issued, and the unlocking password string does not match the set password string, the code bracket and the unlocking bracket do not occur relative to each other. Moving, at the same time, the unlocking action generates an external force, and the comparison component of the unlocking bracket is switched from the unlocked state to the initial state, and the unlocking password string is reset to zero;

When the unlocking action is issued and the unlocking password string matches the set password string, the coded bracket and the unlocking bracket are relatively moved, and the unlocking lever is driven to complete the unlocking, and when the relative displacement of the coded bracket and the unlocking bracket is reset again, an external force is generated. The comparison component of the unlocking bracket is switched from the unlocked state to the initial state, and the unlocking password string is zeroed.

The present invention provides a method for setting a password string clearing suitable for the above unlocking verification method, including:

The button stepping mechanism is provided with two positions, including an open code position and a coded position. When the external force causes the button stepping mechanism to be converted from the open code position to the coded position, the external force causes the coded bracket to be compared with the component. Transition from the set state to the initial state.

It can be seen from the above that, by the unlocking verification method of the present invention, the sound and strength of each input password can be balanced, and only when the input password action is completed, whether the verification unlock password string is correct or not, and the password is entered. During this period, it is impossible to know whether each password is correct; the unlocking verification method of the present invention can improve the security and confidentiality of the mechanical code lock.

In order to achieve the above object, the present invention provides a push-button mechanical code lock capable of implementing the above-described unlocking verification method, comprising a housing, a password button provided on the housing, an unlocking button, and a lower end of the housing. The unlocking lever is characterized in that: the button stepping mechanism, the opening mechanism, the code setting mechanism, the unlocking mechanism, the returning mechanism and the transcoding mechanism are further disposed in the housing;

The button stepping mechanism is configured to drive the code opening mechanism and the code mechanism to move downward in response to each key press action; and the button stepping mechanism is disposed on the housing, including opening The code position and the code position, when in the open code position, are used to drive the code opening mechanism to record the code number and code sequence of each password button in response to each password key operation, and when in the coded position, The code setting mechanism is driven to record the code number and code sequence of each password button in response to each password key operation;

The code setting mechanism is configured to: when the button stepping mechanism is in the coded position, is configured to respond to the stepping mechanism of the button stepping step, and simultaneously respond to and record the code number and code sequence of the password button pressed each time;

The opening mechanism: when the button stepping mechanism is in the open code position, is used for responding to the stepping mechanism of the button stepping mechanism, and is used for responding and recording the code number and code sequence of the password button pressed each time; And comparing, in response to the unlocking mechanism action, the code setting mechanism, when the code number and the code sequence recorded by the code opening mechanism and the code number recorded by the code setting mechanism are consistent with the code sequence, The opening mechanism can move and drive the unlocking lever to rotate. When the code number and code sequence recorded by the opening mechanism are inconsistent with the code number and code sequence recorded by the code setting mechanism, the opening mechanism cannot move and unlock The lever cannot be rotated;

The unlocking mechanism is configured to sequentially drive the zero return mechanism and the opening mechanism to move in response to an unlocking button action;

The zeroing mechanism is used for resetting the code opening mechanism and the code setting mechanism, and for clearing the code opening mechanism Record the code number and code sequence of the last password button;

The transcoding mechanism is configured to move the button stepping mechanism, so that the button stepping mechanism is replaced by the opening position to the coded position, and the code setting mechanism is used to clear the code number and the code sequence of the last password button recording.

Wherein, the code setting mechanism and the code opening mechanism record the code number and the code sequence of the password button: the code setting mechanism and the code opening mechanism are respectively provided with 12 sets of code pieces, and each group can be arbitrarily a number of coded slices, preferably each set of 4-8 coded slices; for a clearer description, the coded slice of the codec mechanism is defined as a set chip, and the coded slice of the open code mechanism is defined as an open chip;

The comparison between the coding mechanism and the coding mechanism is specifically: each of the set chips includes two states, an initial state and a coded state, and each of the open chips includes two states, an initial State and unlock state, when the chip is in the coded state and the chip is unlocked, the chip can be moved to the chip. When the chip is in the initial state, the chip is in any state. The chip can be moved to the chip; in order to achieve the above object, the chip and the chip can be respectively a diamond or a triangle, and the chip has a one-to-one correspondence with the chip position. When all the set chips are parallel to the open chip contact slope, the opening mechanism is matched with the code setting mechanism, and the opening mechanism can be moved; when one or more of the set chips intersect with the open chip contact slope The opening mechanism cannot move.

Specifically, the housing includes a panel and a bottom plate;

The code setting mechanism comprises a coded bracket fixed on the casing by a fixing rod, wherein the coded bracket is provided with a plurality of sets of rotatable chips; the chip is triangular or diamond shaped or the other has two The shape of the inclined surface is made of a metal material having a certain hardness, and the material is preferably stainless steel or the like;

The opening mechanism includes an unlocking bracket disposed on the code bracket, and a plurality of sets of rotatable unlocking pieces are disposed on the unlocking bracket; the unlocking piece is triangular or diamond shaped or has two The shape of the inclined surface is made of a metal material having a certain hardness, and the material is preferably stainless steel or the like; the chip is in one-to-one correspondence with the position of the unlocking piece, and the chip is opposite to the inclined side of the unlocking piece Setting

The button stepping mechanism includes a button assembly and a stepping assembly;

The button assembly includes a button board and a plurality of button bars disposed on the button board, the button bar is in one-to-one correspondence with the password button, the button bar includes two button posts and the button column can Pressing the card to press the open chip or the chip, so that the chip that changes the corresponding position is changed from the initial state to the unlock state, or the chip that changes the corresponding position is converted from the initial state to the set state. Code state

The stepping assembly includes a plurality of stepping rods disposed on an inner surface of the panel and a stepping plate disposed on a side of the bottom plate, the stepping rods being bent at one end to form a dialing portion, the stepping rod a middle portion is provided with a plurality of pressing portions corresponding to the password button; the stepping plate is reciprocally disposed on the bottom plate, and the stepping plate is provided with the stepping lever dialing portion a stepping spring piece is disposed on the inner side of the stepping plate, and a limited spring piece is disposed on the bottom plate; a spring pulling plate is disposed between the end surface of the stepping plate and the casing, Pulling the action of the stepper plate to reset upwards;

The code number and code sequence recording of the password button by the code setting mechanism are changed by the button component and the step component as driving to a certain chip in the coding mechanism or an open chip in the coding mechanism, thereby Realize the recording of the code number and code sequence of the password button.

The unlocking mechanism includes a driving link and a zeroing rod for use with the unlocking button, the driving link is disposed on the bottom plate, and one side of the zeroing rod is hinged with the bottom plate, and the returning to zero The other side of the rod is disposed in the arcuate circular hole of the bottom plate and is hinged with the driving link;

a spring push plate having an L-shaped cross section is disposed on the unlocking bracket of the side of the zero return rod, and a horizontal plate of the spring push plate is fixedly connected with the unlocking bracket, and a vertical plate of the spring push plate is opened. There is an outward spring piece, the spring piece is in contact with the return-to-zero rod; the return-to-zero rod is in contact with the return-to-zero mechanism;

The zeroing mechanism includes a returning plate capable of lateral movement, the returning plate is provided with an elongated hole for facilitating the passage of the button column of the button assembly, and a return hole capable of restoring the initial state of the open chip; a vertical return spring sleeved on the return-to-zero rod and a lateral return spring disposed between the code-setting mechanism and the opening mechanism, the one end of the vertical return spring being fixedly connected to the bottom plate, and One end is connected to the code setting mechanism for driving the code setting mechanism and the code release mechanism to be vertically reset, and the lateral return spring is used for driving the code mechanism to be laterally reset. The middle portion of the unlocking lever is hinged to the housing, and one end of the unlocking lever is directly or indirectly connected with the locking pin, and the other end is provided with a dial having a diameter slightly smaller than the width of the oblong hole, the unlocking bracket is provided with an oblong hole, and the dial can be along the long round hole The length direction moves, and when the unlocking bracket moves laterally, the dial is pushed to rotate, and the other end of the unlocking lever is extended to drive the locking pin to complete the unlocking action. The return-to-zero plate is provided with a long circular hole to ensure that the return-to-zero plate and the unlocking bracket have a relative displacement at a certain distance, so that the return-to-zero hole serves to clear the zero.

The transcoding mechanism includes an escape dial, the escape dial is provided with an arcuate protrusion, and one side of the button board is provided with an arcuate notch for use with the arcuate protrusion to push the change The code button can drive the keypad to move horizontally to the coded position; and further includes a return spring disposed between the housing and the keypad After the reset button is reset, the button plate is reset by the return spring; and the L-shaped limit plate is disposed on the housing through the torsion spring, and the horizontal movement of the opening mechanism can drive the L-shaped limit plate to rotate. The button board can be horizontally moved by the escape button, and is used for limiting the button board to avoid freely transcoding without being unlocked; the transcoding mechanism further includes being disposed on the button board, capable of Recovering all of the clearing holes of the chip initial state, or the transcoding mechanism further includes a clearing plate disposed at a lower end surface of the key plate, the clearing plate being capable of contacting and changing the chip The initial state of the chip is set.

The chip or the chip opening is provided with a protrusion; that is, the chip is provided with a protrusion for use with the zero return hole of the returning plate, and the chip is provided with The protrusions of the key plate's clearing hole or clearing plate are used together.

The invention has the beneficial effects that the present invention provides an unlocking verification method suitable for a push-button mechanical code lock and completely different from the prior art, and can realize that the sound and strength of each input password are balanced, only when input After the password action is completed, the verification unlock password string is correct. It is impossible to know whether each password is correct during the input of the password. The invention also provides a password lock capable of implementing the above unlocking verification method, which is not only precise and dexterous. Moreover, compared with the traditional push-button mechanical code lock, the safety and reliability are obviously improved.

DRAWINGS

1 is a schematic view of the overall appearance of an embodiment 11 of the present invention.

2 is a schematic diagram showing the internal structure of a combination lock in

Embodiments

6 and 11.

3 is a schematic structural view of a zeroing mechanism in Embodiment 8 of the present invention.

4 is a schematic structural view of an unlocking mechanism in Embodiment 7 of the present invention.

FIG. 5 is a schematic structural diagram of an unlocking verification structure according to Embodiment 6 of the present invention.

FIG. 6 is another schematic structural diagram of an unlocking verification structure according to Embodiment 6 of the present invention.

FIG. 7 is a schematic structural view of a code bracket according to Embodiment 6 of the present invention.

Figure 8 is a schematic view showing the state of the open chip and the unlocking piece in the first embodiment and the sixth embodiment of the present invention.

FIG. 9 is a schematic view showing another state of the open chip and the unlocking piece in Embodiment 1 and Embodiment 6 of the present invention.

FIG. 10 is a schematic structural view of an unlocking bracket according to Embodiment 6 of the present invention.

FIG. 11 is another schematic structural diagram of an unlocking verification structure according to Embodiment 6 of the present invention.

Figure 12 is a schematic view showing another state of the open chip and the unlocking piece in the sixth embodiment of the present invention.

Figure 13 is a schematic structural view of a key sheet in Embodiment 6 of the present invention.

FIG. 14 is a schematic diagram of a mechanism of a button according to Embodiment 5 of the present invention.

Wherein, the reference numerals are: 1, housing; 2, password button; 3, escape button; 4, unlock button; 5, unlock lever; 6, step bar; 7, button board; Rod; 9, drive link; 10, stepper plate; 11, toggle part; 12, return to zero; 13, spring push plate; 14, return to zero; 15, spring pull plate; 16, limit spring piece ;17, step spring piece; 18, L type limit plate; 19, vertical return spring; 20, code bracket; 21, unlock bracket; 22, return spring; 23, fixed rod; 24, long round hole; , limit plate; 26, set chip; 27, unlocking piece; 28, clear code shrapnel; 29, long round hole; 30, according to the column installation hole; 31, curved notch; 32, button column through hole; 33 , button column button table; 34, step bar button table; 35, button bar.

detailed description

The invention is directed to the problem that the key type mechanical cipher latching in the prior art is not high in safety, and the invention provides a unlocking verification method which is completely different from the traditional push button type mechanical cipher lock unlocking mode, which is longitudinally recorded and laterally aligned. The method solves the above technical problem well, and the inventor has, after many attempts and continuous improvement under the above-mentioned idea of the unlocking verification method, finally obtains a push-button mechanical code lock capable of realizing the above method.

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, in which the present invention can be applied to the technical problems, and the implementation of the technical effects can be fully understood and implemented.

Embodiment 1 Unlocking verification method

The embodiment of the invention provides an unlocking verification method, which is specifically: longitudinally recording an unlocking password string and setting a password string. When the unlocking password string is recorded, the data is compared horizontally with the set password string. If it is matched, the unlocking is performed. The lever can be driven to unlock. If it does not match, the unlocking lever cannot be unlocked by driving; the setting password string and the unlocking password string both include the code number and code sequence of each password.

The method for longitudinally recording the unlocking password string and setting the password string is specifically: two coded brackets and an unlocking bracket capable of laterally moving relative to each other, and the setting bracket and the unlocking bracket are respectively provided with several groups (For example, there are 12 symbols in total for numbers 0-9, "※", and "#" as the code number, there are 12 groups), and each group of comparison components includes several (currently more settings) For 6-bit or 8-digit passwords, the number of comparison components for each group is 6 or 8. Of course, it can be set to 1-5, or 6-8, or even more, depending on the password lock application scenario. Set) comparison parts, each comparison part has two State, state conversion can be performed under the action of external force, and the matching brackets of the code bracket and the unlocking bracket are in one-to-one correspondence;

Specifically, the comparison component of the code bracket includes an initial state and a code state, and the comparison component of the code bracket can be converted from an initial state to a coded state by an external force of a button or other components, that is, one bit setting is completed. The password is recorded; likewise, the comparison component of the unlocking bracket includes an initial state and an unlocking state, and the comparison component of the unlocking bracket is switched from the initial state to the unlocked state by the external force of the button or other components, that is, one bit of the password is completed. The recording of the code sequence is realized by the stepping mechanism of the button driving the code bracket or the longitudinal step of the unlocking bracket. In order to better understand the solution of the embodiment, the state of the comparison component is further explained in conjunction with FIG. 8 and FIG. 9. In FIG. 8, the comparison component of the unlocking bracket is in an open state, and the comparison component of the coded bracket is in an initial state. Obviously, this contrast is against the components, and the relative movement between the coded bracket and the unlocking bracket cannot occur; in Fig. 9, the comparison component of the unlocking bracket is in an initial state, and the comparison component of the coded bracket is in a coded state, obviously this When the contrast is offset, the relative movement between the coded bracket and the unlocking bracket cannot occur;

Wherein, the method for laterally comparing the unlocking password string and setting the password string is specifically: when the matching component of the coded bracket corresponding to the position and the comparison component of the unlocking bracket are in an initial state, under external force The two can move relative to each other; when the matching component of the coded bracket of the corresponding position and the comparison component of the unlocking bracket are respectively in the coded state and the unlocked state, the two can move relatively under the action of the external force; The comparison component of the coded bracket corresponding to the position and the comparison component of the unlocking bracket are respectively in an initial state and an unlocked state, or are respectively in a coded state and an unlocked state, and the two cannot move relative to each other; that is, only when unlocking When each comparison pair of the password string and the position corresponding to the set password string satisfies the condition that the above relative movement can be performed, the code bracket can move relative to the unlocking bracket, otherwise it cannot move; further, only when the code is set When the bracket and the unlocking bracket move relative to each other, the unlocking lever is driven to complete the unlocking step.

Embodiment 2 Method for unlocking a password string to zero

Based on the unlocking verification method provided in Embodiment 1, the embodiment of the present invention provides a method for clearing an unlocked password string record, including:

When the unlock password string does not match the set password string: when the unlocking action is issued, the external force generated by the unlocking action can convert the comparison component of the unlocking bracket from the unlocked state to the initial state, and complete the unlocking password string to zero;

When the unlock password string matches the set password string:

a. When the unlocking action is issued, the coded bracket and the unlocking bracket are relatively moved, and the unlocking lever is driven to complete the unlocking;

b. After the unlocking operation is completed, the coded bracket and the unlocking bracket are again reset in relative displacement, and the external force generated by the reset can convert the comparison component of the unlocking bracket from the unlocked state to the initial state, and the unlocking password string is zeroed.

The above "unlocking action" may be the action of pressing the last password, or the action of pressing the "unlock" button after the password input is completed, or the initial power for the other driver to unlock the lever rotation, here is only " The explanation of the unlocking action is not limited to the above implementation.

Embodiment 3 Method for setting a password string to be cleared

Based on the method provided in Embodiment 1 and/or Embodiment 2, the embodiment of the present invention provides a method for setting a password string to be cleared in the above method, including: setting the button stepping mechanism activity to two The position, including the open position and the coded position, when the external force causes the key stepping mechanism to be converted from the open position to the coded position, the external force generated by the positional conversion causes the comparison component of the coded bracket to be converted from the set state to the initial state. status.

Embodiment 4 Method of coding or transcoding

Based on the method provided by any of the embodiments 1-3, the embodiment of the present invention provides a method for coding or transcoding applicable to the foregoing method, including:

a. When the unlocking password string matches the set password string, and the unlocking action is issued, the button stepping mechanism is pushed under the action of the external force, so that the button stepping mechanism moves to the coded position and is maintained in the coded state. , that is, the button corresponds to the comparison component of the code bracket; wherein the button stepping mechanism can realize the setting password string clearing operation of the third embodiment during the moving process, that is, the comparison component of the code bracket is set by the state Convert to the initial state;

b. Ending the unlocking operation, the method of setting the password string in the longitudinal recording in Embodiment 1 can be used for recording;

c. After the recording is finished, the button stepping mechanism is reset under the action of the external force, and the coded position is converted into the open code position, and the code or the end of the code is ended.

The external force of the above-mentioned "pushing button stepping mechanism" can realize a lot of mechanisms, such as using a dial button, a link mechanism or a limit mechanism, and resetting it by a return spring or a link mechanism, here only It is an explanation of the above method, but it is not limited to the above implementation.

In addition, Embodiment 3 and Embodiment 4 provide two independent methods. Of course, while Embodiment 4 is implemented, Embodiment 3 can be simultaneously performed. Similarly, the specific structures of the methods of Embodiment 3 and Embodiment 4 can be implemented. As one, it can also be set independently, and there is no necessary connection relationship between the two.

Embodiment 5 Implementation method of a button

Based on the method for arranging or transcoding provided in the embodiment 4, the embodiment provides a method for implementing the above-mentioned coding or transcoding, including: two button column button sets on the lower end surface of each password button 33, when the button stepping mechanism is in the open position, one of the button posts A is located directly above the unlocking bracket comparison component, and the other button column B is suspended; when the button stepping mechanism is in the coded position, the button column B is located The code bracket is directly above the matching member, and the other button column A is suspended. A lower pressing portion of each of the password keys is further provided with a pressing portion of the stepping lever corresponding to the position of the stepping lever button table 34.

Through the above method, the problem of sharing the keys between the code setting and the unlocking can be well satisfied, and the symbol key can only be entered into the coded password string or can only be entered into the unlocking password string.

Embodiment 6 Password lock unlocking verification structure

The embodiment of the invention provides a password lock unlocking verification structure capable of implementing the method of the first embodiment, including a button stepping mechanism, an opening mechanism, a code setting mechanism and a matching driving mechanism;

a button stepping mechanism for driving the opening mechanism and the code setting mechanism to move downward in response to each password button 2 action; and the button stepping mechanism is disposed on the housing 1 and includes Two positions of the open code position and the code position; when in the open code position, in response to each password button 2 action, the code open mechanism is driven to record the code number and code sequence of each password button 2, when in the When the code position is set, the code setting mechanism is driven to record the code number and code sequence of each password button 2 in response to each password button 2 action;

Code setting mechanism: when the button stepping mechanism is in the coded position, it is used for stepping down in response to the button stepping mechanism action, and is used for responding and recording the code number and code sequence of the password button 2 pressed each time;

The opening mechanism: when the button stepping mechanism is in the open code position, is used for responding to the stepping mechanism of the button stepping step, and is used for responding and recording the code number and code sequence of the password button 2 pressed each time; And comparing the action of the unlocking mechanism with the code setting mechanism, when the code number and code sequence recorded by the code opening mechanism and the code number recorded by the code setting mechanism are consistent with the code sequence, then the opening The code mechanism can move and drive the unlocking mechanism to operate, when the code number and code sequence recorded by the opening mechanism are recorded with the code setting mechanism When the code number does not match the code sequence, the code opening mechanism cannot move, and the unlocking mechanism does not operate.

The above-mentioned "matching drive mechanism" may be a link mechanism added on the basis of the unlocking lever 5 of the conventional combination lock, and the unlocking lever is connected with the coding mechanism or the opening mechanism through the link mechanism, and can push the coding mechanism or the coding mechanism. The relative displacement of the two can be driven, and the unlocking lever 5 can be driven. It can also be used for other parts that drive the locking pin, but the relative locking of the coding mechanism and the opening mechanism must be ensured before the lock can be driven. Pin action. The embodiment of the present invention revisits an unlocking verification mode, and how to drive the matching is not within the scope of the present embodiment.

In order to explain the above in more detail, the above structure is further explained below with reference to FIGS. 2, 4, 5, 7, 8, 9, and 12.

The code-setting mechanism 20 includes a coded bracket 20 fixed to the casing 1 by a fixing rod 23, and the code-holding bracket 20 is provided with a plurality of sets of chips 26 which are rotatable under an external force; the chip-set 26 is a triangle or a diamond or other shape having two slopes, and is integrally formed of a metal material having a certain hardness, and the material is preferably stainless steel or the like;

The unlocking mechanism 21 includes an unlocking bracket 21 disposed on the coded bracket 20, and the unlocking bracket 21 is provided with a plurality of sets of unlocking pieces 27 that are rotatable under an external force; the unlocking piece 27 is triangular Or a diamond shape or other shape having two inclined surfaces, which is integrally formed of a metal material having a certain hardness, and the material is preferably stainless steel or the like; the chip 26 has a one-to-one correspondence with the unlocking piece 27 and the chip is provided. 26 is disposed opposite to the side of the bevel of the unlocking piece 27; in order to realize that the chip 26 or the unlocking piece 27 can be rotated under the action of an external force, the chip 26 or the unlocking piece 27 can be forcibly deformed by slitting, by adding The above object is achieved by the friction between the chip 26 and the code holder 20 or the unlocking piece 27 and the unlocking bracket 21. Of course, there are many ways to achieve the above object, such as the structure of the chip 26 or the unlocking piece 27 and the bracket, and the connection relationship between the two, or the material of the chip 26 or the unlocking piece 27, etc. An implementation is provided, but is not limited thereto.

Referring to FIGS. 8 and 9, the chip 26 or the chip opening are each provided with a protrusion; that is, the chip 26 is provided with a protrusion for use with the return hole of the return-to-zero plate 12, The opening chip is provided with a protrusion for use with the clear hole or the clearing plate of the key sheet 7.

Key stepping mechanism: including a button component and a stepping component;

The button assembly includes a button board 7 and a plurality of button levers 35 fixedly disposed on the button board 7. The button lever 35 is in one-to-one correspondence with the password button 2, and the button lever 35 includes two button posts, and The button post can be moved downward through the button column through hole 32 of the button plate 7 to press the chip or The chip 26 is set to change the open chip of the corresponding position from the initial state to the unlock state, or the chip 26 of the corresponding position is changed from the initial state to the coded state; see FIG. 2 and FIG. 14, in this embodiment, The button poles are integrally arranged, and the two ends of the middle portion form a parallel button column 35; referring to FIG. 13, in the embodiment, the button board 7 is provided with an oblong hole 29 for facilitating the change of the two positions of the button board 7; A button lever mounting hole 30 is provided thereon.

The stepping assembly comprises a plurality of stepping rods 6 disposed on the inner surface of the panel and a stepping plate 10 disposed on one side of the bottom plate, and the stepping rod 6 is bent at one end to form a dialing portion 11, the step a pressing portion corresponding to the password button 2 is disposed at an intermediate portion of the loading rod 6; the stepping plate 10 is reciprocally disposed on the bottom plate, and the stepping plate 10 is provided with the The stepping plate 6 is provided with a toggle notch. The stepping plate 10 is provided with a step spring piece 17 on the inner side thereof, and the bottom plate is provided with a finite position spring piece 16; the upper end surface of the stepping plate 10 is A spring pull plate 15 is disposed between the housings 1 to pull the stepping plate 10 upward.

In short, the code number and code sequence record of the password button 2 are changed by the button component and the step component as a driving to a certain chip 26 in the coding mechanism or an open chip in the coding mechanism, thereby realizing Set a password string or a record of the unlock password string.

Embodiment 7 unlocking mechanism

Based on the unlocking verification mechanism provided in Embodiment 6, the embodiment of the present invention provides an unlocking mechanism (referred to as "matching driving mechanism" in Embodiment 6) applicable to the unlocking verification mechanism, see FIG. 4, FIG. 6, and FIG. 11, specific:

The unlocking mechanism includes: an unlocking button rotating lever 8 for use with the unlocking button 4, a driving link 9 and a return-to-zero lever 14, the driving link 9 is disposed on the bottom plate, and the return-to-zero lever 14 side Hinged with the bottom plate, the other side of the zero return rod 14 is disposed in the arcuate circular hole of the bottom plate and is hinged with the driving link 9;

A spring push plate 13 having an L-shaped cross section is disposed on the unlocking bracket near the zero return lever 14 . The horizontal plate of the spring push plate 13 is fixedly connected with the unlocking bracket 21 , and the vertical plate of the spring push plate 13 is opened outward. The spring piece, the spring piece is in contact with the return-to-zero rod 14; the return-to-zero rod is in contact with the return-to-zero mechanism; or, the inner side of the return-to-zero rod 14 is provided with a spring push plate having an L-shaped cross section, and the horizontal plate of the spring push plate 13 a zero mechanism contact, a spring is disposed between the inner side of the vertical plate of the spring push plate 13 and the unlocking bracket 21 of the opening mechanism;

The unlocking bracket 21 is provided with an oblong hole 24, and an intermediate portion of the unlocking lever 5 is hinged with the housing 1 One end of the unlocking lever 5 is directly or indirectly connected to the locking pin, and the other end is provided with a dial having a diameter slightly smaller than the width of the oblong hole 24. The shifting column can move along the length of the oblong hole 24, and the dial is rotated when the unlocking bracket 21 moves laterally. The other end of the unlocking lever 5 is extended to drive the locking pin to complete the unlocking action.

In this embodiment, the "unlock button 4" is a button that is dedicated to unlocking independently of the password button 2.

Embodiment 8 Zeroing mechanism (unlocking password string is cleared)

Based on the embodiment 6 and the embodiment 7, the embodiment of the present invention provides a zeroing mechanism suitable for the unlocking verification mechanism. In fact, the zeroing mechanism of the embodiment is driven by the unlocking mechanism of the embodiment 7. Realized. See Figure 3, specific:

The return-to-zero mechanism includes a return-to-zero plate 12 that is laterally movable, and the return-to-zero plate 12 is provided with an elongated hole for facilitating the passage of the button post and a return hole capable of restoring the initial state of the open chip; a vertical return spring 19 disposed on the fixing rod 23 and a lateral return spring 22 disposed between the coding mechanism and the opening mechanism, and one end of the vertical return spring 19 is fixedly connected to the bottom plate The other end is connected to the code setting mechanism for driving the code setting mechanism and the code opening mechanism to be vertically reset. The lateral return spring 22 is used for driving the code opening mechanism to be laterally reset with respect to the code setting mechanism. The return-to-zero plate 12 is provided with an oblong hole to ensure that the return-to-zero plate 12 and the unlocking bracket 21 have a relative displacement at a certain distance, so that the return-to-zero hole functions as a zero. The returning plate 12 is bent downward from a side of the zero returning rod to form a returning plate baffle, and a return spring is disposed between the baffle plate and the casing.

The zeroing mechanism further includes a limiting component capable of realizing that the opening mechanism is prior to resetting of the returning plate, and the limiting component is configured to limit the return of the returning plate, and when the opening mechanism is reset, the limiting component is driven, and the limiting component moves. The return plate is released and the return plate is reset by the return spring between the baffle and the housing. Specifically, the zeroing mechanism further includes a limiting plate 25 for realizing that the unlocking bracket 21 is reset before the returning plate 12, and one end of the limiting plate is disposed on the coded bracket through a torsion spring, and is unlocked. In the state, the free end of the limiting plate 25 sinks under the action of the torsion spring and can withstand the returning plate 12 to be reset; the lower end surface of the limiting plate is provided with a bevel for use with the unlocking bracket, when unlocking After the bracket is reset, the inclined surface can be pushed to lift the limit plate upward, and the returning plate 12 is released to complete the resetting action. In the embodiment, the ingenious setting of the limiting plate can well realize the resetting of the unlocking bracket prior to the returning zero board, thereby realizing the work of clearing the unlocking password string.

Since the "matching drive mechanism" in Embodiment 6 of the present invention, the "locking mechanism" in Embodiment 7 and the "zeroing mechanism" in Embodiment 8 can be simultaneously performed, the working processes of the three are comprehensively described as follows:

When the unlocking password string matches the set password string, the unlocking button 4 is pressed, and the unlocking button 4 drives the zeroing lever 14 to rotate by the driving link 9, and the zeroing lever 14 rotates to push the spring piece or the spring plate of the spring pushing plate 13. The spring push plate 13 further pushes the returning zero plate 12 and the unlocking bracket 21 to move at the same time. The unlocking bracket 21 moves to drive the unlocking lever 5 to rotate, and the locking pin acts to unlock; when the unlocking button 4 is released, the unlocking bracket 21 and the coded bracket 20 are unlocked. Under the action of the lateral return spring 22, the unlocking bracket 21 is first reset. Since the limiting plate 25 is pressed against the returning plate 12, the returning plate 12 cannot be simultaneously reset, and the unlocking bracket 21 and the returning plate 12 are relatively displaced. The return hole of the returning plate 12 is used to move the protrusion of the unlocking piece 27 to reset the unlocking piece 27, and the limit plate 25 is gradually raised during the resetting process of the unlocking bracket 21, and the limiting plate 25 releases the returning plate 12, and returns to zero. The plate 12 is reset by the action of the return spring to complete the operation of the zeroing mechanism of the embodiment 8; the returning plate 12 is laterally reset by the return spring between the returning plate baffle and the casing to complete the unlocking process;

When the unlocking password string does not match the set password string, the unlocking button 4 is pressed, and the unlocking button 4 drives the zeroing rod 14 to rotate through the driving link 9, and the zeroing rod 14 rotates directly to push the returning plate 12 laterally, because If the password string does not match, the unlocking piece 27 and the setting piece 26 are opposite to each other, the unlocking bracket 21 cannot be moved, and the elastic piece on the spring pushing plate 13 is compressed and deformed by the zeroing rod 12, and when the returning zero board 12 moves, the relative movement of the unlocking bracket 21 occurs. At this time, the return hole of the returning plate 12 can be used to reset the protrusion of the unlocking piece 27 to be reset; when the unlocking button 4 is released, the returning plate 12 is between the returning plate and the housing. The lateral reset is performed by the return spring, and the trial unlocking process is completed.

The above described working process only involves the process of lateral comparison reset and clear. The following is a brief description of the process of vertical reset: the return-to-zero plate 12 in Embodiment 8 is capable of squeezing the step spring piece 17 of the key step mechanism and The limiting spring piece 16 (the return spring disposed between the returning plate baffle and the housing in Embodiment 8 can be directly replaced by the step spring piece 17 and the limit spring piece 16), that is, regardless of whether the password string matches, After the unlock button 4 is pressed, the returning plate 12 is laterally moved and the step spring piece 17 and the limit spring piece 16 are pressed, and the code holder 20 is released. Under the action of the vertical return spring 19, the code holder 20 is provided. The unlocking bracket 21 and the return-to-zero board 12 are all reset upwards to complete the vertical reset process.

Embodiment 9 Code setting or transcoding mechanism (unlocking password string is cleared)

Based on the technical solution described in any one of the foregoing embodiments 1-8, the embodiment of the present invention provides an escape mechanism applicable to the unlocking verification mechanism. Specifically,

The transposition mechanism includes an escape dial 3, the escape dial 3 is provided with an arcuate protrusion, and the side of the button board 7 is provided with an arcuate notch 31 for use with the arcuate protrusion, The escape button 3 can The driving button board 7 is horizontally moved to the coded position; further comprising a return spring disposed between the housing 1 and the key sheet 7 for resetting the key sheet 7 under the action of the return spring after the resetting button 3 is reset; The L-shaped limiting plate 18 is further disposed on the housing 1 by a torsion spring. One end of the L-shaped limiting plate is in contact with or hinged with the opening mechanism, and the horizontal movement of the opening mechanism can drive the L-shaped limiting plate 18 to rotate. The other end of the L-shaped limiting plate is provided with a limiting portion, and the button plate 7 is provided with a limiting notch for use with the limiting portion. When the limiting portion is rotated by a certain angle, the keypad 7 is The horizontal movement of the limiting portion can be shifted, so that the limiting portion enters the limit gap of the button plate 7; when the password string does not match the unlocking mechanism, the limiting portion of the L-shaped limiting plate can be changed. The horizontal movement of the code button 3 is used for the limit of the button plate 7 to avoid random replacement without being unlocked; the transcoding mechanism further includes being disposed on the button plate 7 to recover all the buttons. Declaring a clear hole of the initial state of the chip 26, or the escape mechanism further includes 7 opposing the end surface of the key sheet 28 shrapnel clear code, clear code of the elastic piece 28 can be provided with the chip contacts 26 and changing the initial state of the chip set 26.

The working process of the coding or transcoding mechanism is specifically: when the password string is matched and the unlocking button 4 is continuously pressed, the L-shaped limiting plate 18 has been pushed by the unlocking bracket when the unlocking button 4 is in the pressed state. Rotating a certain angle, the escape button 3 can push the key plate 7 to move laterally, and the clearing spring 28 of the lower end surface of the button plate 7 is moved to set the chip 26 during the moving process to be in an initial state, that is, the code is completed. The clearing process of the password string; after the escape dial button 3 is pushed, the unlocking button can be released, the zeroing mechanism of the embodiment 9 works, the returning zero board 12 and the unlocking bracket 21 are sequentially reset laterally, and the unlocking password string is cleared. The coded bracket 20, the unlocking bracket 21 and the return-to-zero board 12 are all reset upwards to complete the vertical reset process. Since the translating button 3 is pressed against the button board 7, the button board 7 cannot be reset. At this time, the button column on the right side of the button bar in the embodiment 6 is laterally moved by the button board 7 and is located just above the code bracket. Above the film, at this time, the button stepping mechanism in Embodiment 6 can work to perform code code password entry; after the code recording is completed, the escape code button 3 is reset, and the keypad 7 is in the casing 1 and the keypad 7 Reset between the return springs to complete the coding or escape process.

Embodiment 10 Button mechanism

Based on the method for implementing the button provided in the embodiment 5, the embodiment provides a password button suitable for the above code or escape. Referring to FIG. 14, the lower end surface of the password button is symmetrically disposed with two button column buttons 33. When the button stepping mechanism is in the open position, one of the button posts A is located directly above the unlocking bracket comparison member, and the other button column B is suspended; when the button stepping mechanism is at the coded position, press The key column B is located directly above the code bracket supporting member, and the other button column A is suspended; the lower end surface of the password button is further provided with a pressing portion of the step bar corresponding to the position of the step bar button table 34.

Through the above manner, the problem of sharing the keys between the code setting and the unlocking can be well satisfied, and the symbol keys can only be coded or can only be unlocked.

Example 11 Password Lock

Based on the various structures provided in Embodiments 6-10, the present embodiment provides a combination lock. Referring to FIG. 1, the combination lock specifically includes a housing 11, a password button 2 disposed on the housing 11, an unlock button 4, and a setting. In the unlocking lever 5 at the lower end of the housing 1, the housing 1 is further provided with a button stepping mechanism, an opening mechanism, a code setting mechanism, an unlocking mechanism, a return-to-zero mechanism and an escape mechanism, wherein the password button 2 can be The key mechanism of the embodiment 10 is used; the specific description of the above mechanism is described in the foregoing embodiments 6-9, and will not be repeatedly described herein.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalents, improvements, etc., which are within the spirit and scope of the present invention, should be included in the protection of the present invention. Within the scope.

Claims

The unlocking verification method for a password lock is characterized in that: the unlocking verification method comprises: a longitudinal recording setting password string and an unlocking password string, and when the unlocking password string recording is completed, the unlocking password string and the setting password string are laterally opened. For comparison, if it is matched, the unlocking lever can be driven to unlock. If it does not match, the unlocking lever cannot be driven to unlock.
The unlocking verification method according to claim 1, wherein the method for recording an unlock password string or setting a password string is specifically: setting two code brackets and an unlock bracket capable of lateral relative movement, the code setting A plurality of sets of alignment components are disposed on the bracket and the unlocking bracket, and each set of comparison components further comprises a plurality of comparison components, each of which has two states, and can be in two states under external force. The conversion between the coded bracket and the unlocking bracket is set in pairs one by one;

The comparison component of the coded bracket includes an initial state and a coded state. Under the action of an external force, the comparison component of the coded bracket can be converted from an initial state to a coded state, that is, a record of setting a password is completed; likewise, the unlocking bracket is completed. The comparison component includes an initial state and an unlocking state, and under the external force of the button or other components, the comparison component of the unlocking bracket is switched from the initial state to the unlocked state, that is, the recording of one input password is completed.
The unlocking verification method according to claim 1 or 2, wherein the method for laterally unlocking the password string and setting the password string is specifically:

The coded bracket and the unlocking bracket can be relatively moved when each of the contrasting components is in an initial state, or when the comparing component of the coded bracket is in the coded state and the comparison component of the unlocking bracket is in the unlocked state;

Verify that the unlock password string is correct by whether the code bracket and the unlock bracket move relative to each other.
The unlocking verification method according to any one of claims 1 to 3, wherein the unlocking of the password string and the setting of the password string are implemented by sharing a set of button components, wherein the button component comprises a button and can The horizontally moving keyboard, in the specific unopened state, the button only applies force to the unlocking bracket to the opposing component, and when the unlocking password string matches the set password string, and the unlocking action is issued, the external force acts. Push the button board down, the button board can move and limit to the directly above the matching bracket of the code bracket. The button only applies force to the code bracket to compare the components, thus realizing the common set of unlocking password string and setting password string record. The way the button components are.
A push button type mechanical code lock includes a casing, a password button disposed on the casing, an unlocking button, and an unlocking lever disposed at a lower end of the casing, wherein the casing is further provided with a button Stepping mechanism, opening mechanism, coding mechanism and unlocking mechanism; specific:

The button stepping mechanism is configured to drive the code opening mechanism and the code setting mechanism to move downward in response to each password key press action; and the button stepping mechanism is disposed on the housing and includes Two positions of the open code position and the coded position; when in the open code position, used to drive the code opening mechanism to record the code number and code sequence of each password button in response to each password button action, when in the code setting Position, in response to each password key action, driving the code setting mechanism to record the code number and code sequence of each password button;

The code setting mechanism is configured to: when the button stepping mechanism is in the coded position, is configured to respond to the stepping mechanism of the button stepping step, and simultaneously respond to and record the code number and code sequence of the password button pressed each time;

The opening mechanism: when the button stepping mechanism is in the open code position, is used for responding to the stepping mechanism of the button stepping mechanism, and is used for responding and recording the code number and code sequence of the password button pressed each time; And comparing, in response to the unlocking mechanism action, the code setting mechanism, when the code number and the code sequence recorded by the code opening mechanism and the code number recorded by the code setting mechanism are consistent with the code sequence, The opening mechanism can move and drive the unlocking mechanism to operate. When the code number and code sequence recorded by the opening mechanism are inconsistent with the code number and code sequence recorded by the code setting mechanism, the opening mechanism cannot move and unlock The organization does not work.
A push-button mechanical code lock according to claim 5, wherein

The code setting mechanism includes: a coded bracket fixed on the casing by a fixing rod, wherein the coded bracket is provided with a plurality of sets of chips which can be rotated under an external force; the chip is triangular or diamond shaped;

The unlocking mechanism includes: an unlocking bracket disposed on the coded bracket that is laterally movable, and the unlocking bracket is provided with a plurality of sets of unlocking pieces that can be rotated under an external force; the unlocking piece is triangular or diamond shaped; The set chip has a one-to-one correspondence with the unlocking piece position, and the set chip is opposite to the bevel side of the unlocking piece;

The button stepping mechanism comprises: a button component and a stepping component;

The button assembly includes a button board and a plurality of button bars disposed on the button board, the button bar is in one-to-one correspondence with the password button, the button bar includes two button posts and the button column can Pressing the button to press the chip or chip;

The stepping assembly includes a plurality of stepping rods disposed on an inner surface of the panel and a stepping plate disposed on one side of the housing, the stepping rods being bent at one end to form a dialing portion, the stepping step Middle pole setting a plurality of pressing portions corresponding to the password button; the stepping plate is reciprocally disposed on the housing, and the stepping plate is disposed to be used with the stepping lever a sliding notch, a stepping spring piece is disposed on the inner side of the stepping plate, and a limiting spring piece is disposed on the casing; a spring pulling plate is disposed between the end surface of the stepping plate and the casing, To pull the stepper plate up to reset.
The push button type mechanical code lock according to claim 5 or 6, wherein

The unlocking mechanism includes: a driving link and a zeroing rod used in conjunction with the unlocking button, the driving link is disposed on the housing, and one side of the zeroing rod is hinged to the housing The other side of the zero rod is disposed in the arcuate circular hole of the casing and is hinged with the driving link;

a spring push plate having an L-shaped cross section is disposed on the unlocking bracket of the side of the zero return rod, and a horizontal plate of the spring push plate is fixedly connected with the unlocking bracket, and a vertical plate of the spring push plate is opened. There is an outward spring piece, the spring piece is in contact with the return-to-zero rod; the return-to-zero rod is in contact with the return-to-zero mechanism;

The unlocking bracket is provided with an oblong hole, the middle portion of the unlocking lever is hinged with the housing, and one end of the unlocking lever is directly or indirectly connected with the locking pin, and the other end of the unlocking lever is provided with a dial having a diameter slightly smaller than the width of the oblong hole column.
The push button type mechanical code lock according to any one of claims 5 to 7, wherein

The zeroing mechanism includes a returning plate that is laterally movable under the unlocking bracket, the returning plate is provided with an elongated hole for facilitating the passage of the button column, and further includes a sleeve disposed on the zero returning rod a vertical return spring and a lateral return spring disposed between the code setting mechanism and the opening mechanism, the vertical return spring having one end fixedly connected to the housing and the other end being connected to the code setting mechanism; The returning plate is further provided with an oblong hole, and the unlocking bracket is provided with a positioning rod capable of moving in the oblong hole;

The chip or the chip opening is provided with a protrusion; the return plate is provided with a return-to-zero hole capable of dialing the protrusion;

The zeroing mechanism further includes a limiting component for realizing a relative displacement of the opening mechanism and the returning plate when resetting.
A push button type mechanical code lock according to any one of claims 5-8, characterized in that

The transcoding mechanism includes an escape dial, the escape dial is provided with an arcuate protrusion, and one side of the button board is provided with an arcuate notch for use with the arcuate protrusion;

The transcoding mechanism further includes a return spring disposed between the housing and the keypad, and an L-shaped limiting plate disposed on the housing by a torsion spring, and the horizontal movement of the opening mechanism can drive the L The type limiting plate is rotated; the transcoding mechanism further comprises: being disposed on the button board, capable of recovering all the set chips a clearing hole in an initial state, or the transcoding mechanism further includes a clearing plate disposed at a lower end surface of the keypad, the clearing plate being capable of contacting the chip and changing an initial of the chip status.
A push button type mechanical code lock according to any one of claims 5-9, characterized in that

The lower end surface of the password button is symmetrically disposed with two button column button sets. When the button stepping mechanism is in the open code position, one of the button posts A is located directly above the unlocking bracket comparison component, and the other button The column B is suspended; when the button stepping mechanism is in the coded position, the button column B is located directly above the coded bracket comparison component, and the other button column A is suspended;

The lower end surface of the password button is further provided with a pressing portion of the stepping rod corresponding to the position of the stepping lever button table.