CN216157381U

CN216157381U - Three-opening two-lockset assembly and vault door locking mechanism

Info

Publication number: CN216157381U
Application number: CN202121618061.6U
Authority: CN
Inventors: 陈莉丽; 姚登仁; 张波
Original assignee: Ningbo Taigejin Safety Equipment Co ltd
Current assignee: Ningbo Taigejin Safety Equipment Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-04-01
Anticipated expiration: 2031-07-16

Abstract

The utility model relates to a three-opening two-lock assembly which is characterized in that: comprises an unlocking slide plate, a locking device and a locking device, wherein the unlocking slide plate is provided with a rack part; the unlocking disc can rotate around the axis of the unlocking disc; the unlocking gear is fixed on the unlocking disc and is in transmission engagement with the rack part; three arc-shaped locking plates which are arranged at intervals along the circumference around the periphery of the unlocking disc, wherein the outside of the free end of each locking plate is provided with a convex blocking part; the lock comprises three locks with inward and outward telescopic lock tongues, wherein each lock tongue corresponds to a blocking part on one locking plate, and the outward extending lock tongues can block the blocking parts; the three driving plates are constrained on the unlocking disc and can radially extend and retract; rotation of the unlocking disc causes the actuator plate to be compressed by the locked locking plate and to retract radially inwardly. The lockset can realize three-opening two functions, and the lockset can adopt an electronic lockset. The utility model also relates to a vault door locking mechanism with the lockset assembly.

Description

Three-opening two-lockset assembly and vault door locking mechanism

Technical Field

The utility model relates to a locking mechanism of a security door, in particular to a three-throw two-lockset assembly suitable for a vault door, and also relates to a vault door locking mechanism.

Background

The existing lock-lock usually only has one set of lock, and can be unlocked by one key or inputting codes or fingerprints. The emergency mechanical lock can be opened in an emergency, an emergency key is inserted, the emergency mechanical lock is rotated, an emergency poking sheet connected with a lock cylinder of the emergency mechanical lock is correspondingly rotated by a certain angle, the emergency poking sheet drives a valve core of an electromagnetic valve controlled by the electronic coded lock to move, the electronic coded lock is opened in a mechanical mode, and the purpose of opening the emergency is achieved.

But in any case, the password lock can be opened only by one key or inputting a correct password, and the safety factor is lower. In order to increase the safety factor of the lock, the existing financial security products, such as the vault door or the safe door equipment, adopt three-lock two-open locks, and three locks are arranged on the vault door, so that the vault door can be opened by opening at least two locks arbitrarily, and certainly, the three locks can be opened simultaneously, and even if one lock breaks down, the opening can be ensured.

Like chinese utility model patent No. ZL201020173051.1 (the publication number is CN201705051U) just disclose a two division of locksets of three locks, including being fixed in the dog on the door bolt of coffer door, the activity articulates the crank on the door leaf of coffer door, and articulate one end is the top arm that pushes up the cooperation contact with the dog, the tip swing joint a linking arm of the articulate other end, the other end swing joint of linking arm has two pull rods simultaneously, is equipped with three locksets from last to side down on the door leaf, connects through the connecting rod between the locking arm of adjacent tool to lock for also the activity is articulated between the two connecting rods of connecting three tool to lock locking arms, just the corresponding pin joint of connecting on this two connecting rods of also corresponding of middle tool to lock, the swing joint that the other end of two pull rods corresponds is in the middle part position of two connecting rods.

However, the crank in the lock is connected to each lock arm through the connecting rod, and the lock needs to drive the crank to move, and needs a large opening force, so that the lock can only select a mechanical lock, and is not suitable for an electronic lock.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the present invention is to provide a vault door three-lock two-mechanism assembly with more reasonable structural design and suitable for using an electronic lock, aiming at the current state of the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a three-throw two-lockset assembly is characterized in that: the door lock comprises an unlocking sliding plate, a door lock body and a door lock body, wherein the unlocking sliding plate is restrained on the back surface of a door plate and can slide up and down along the door plate, and a rack part is arranged on the unlocking sliding plate; the unlocking disc is arranged on the back of the door plate and can rotate around the axis of the unlocking disc; the unlocking gear is fixed on the unlocking disc and is in transmission engagement with the rack part; the locking plate is arc-shaped, and is arranged around the periphery of the unlocking plate at intervals along the circumference, the fixed end of the locking plate is arranged adjacent to the free end of the adjacent locking plate, the fixed end of the locking plate is hinged to the back of the door plate through a pin shaft, the free end of the locking plate keeps the swinging trend of the free end towards the direction close to the unlocking plate under the action of a tension spring, so that the inner arc surface of the locking plate is gradually close to the unlocking plate from the fixed end towards the free end, and a convex blocking part is arranged outside the free end of each locking plate; each lockset is provided with a spring bolt which extends inwards and outwards, each spring bolt corresponds to a blocking part on one locking plate, and the extending spring bolt can block the blocking part so as to prevent the free end of the locking plate from swinging towards the direction far away from the unlocking plate; the driving plates are in one-to-one correspondence with the locking plates, the driving plates are constrained on the unlocking plate and can radially extend and retract, the rotation of the unlocking plate can drive the driving plates to rotate, the inner ends of the driving plates are abutted against each other, the outer ends of the driving plates extend outwards in the radial direction and are abutted against the inner arc surfaces of the locking plates, the inner end of one driving plate which contracts in the radial direction pushes the other two driving plates to further extend outwards in the radial direction, and the rotation of the unlocking plate can enable the driving plates to push the free end of the unlocked locking plate to swing towards the direction away from the unlocking plate; rotation of the unlocking disc causes the actuator plate to be compressed by the locked locking plate and to retract radially inwardly.

The improved structure is characterized in that an arc-shaped guide groove is formed in the locking plate, and a driving wheel which can rotate around the axis of the driving plate is arranged at the outer end of the driving plate and is arranged in the guide groove. Due to the arrangement of the guide grooves, the driving plate and the locking plate are connected in the radial direction, the integral structure is more firm, the locking plate can be better pushed to swing radially outwards or inwards by rotation of the driving plate, the driving plate and the locking plate are more accurately matched, friction force between the locking plate and the driving plate is reduced by the arrangement of the driving wheel, and the driving plate can swing relative to the locking plate easily.

Preferably, in the initial state, the driving wheel on each driving plate is located at the guide slot close to the fixed end of the locking plate. Therefore, the locking plate is in a radially inward-retracted position at the initial position, namely, the locking plate is generally in a locking position, locking is facilitated, the locking bolt is not stressed, and the locking bolt is prevented from being damaged.

The lockplate can not be too thin, and intensity is not enough otherwise, and is few with the spring bolt locking area of tool to lock, and the lockplate also can not be too thick, otherwise too thickly, and with high costs, further improvement for this reason, above-mentioned lockplate comprises the bottom plate body and the top plate body that the interval set up from top to bottom, the one end of bottom plate body and top plate body is in the same place through round pin hub connection, the other end of bottom plate body and top plate body links together through the connecting pin, the one end suit of extension spring is in sell epaxial, and the other end of extension spring then the suit is in on the connecting pin, the guiding groove is located on bottom plate body and one of top plate body, the outer end of drive plate still is equipped with one and can contradict around the rotatory drive wheel of self axis, this drive wheel and the interior cambered surface that does not set up the bottom plate body or the top plate body of guiding groove. The locking plate is composed of two plate bodies which are arranged at an upper interval and a lower interval, the thickness of a single plate body is thinner, the thickness of the whole locking plate is increased after the locking plate is formed, the locking plate is not thick and heavy, in addition, the tension spring is convenient to connect, and the tension spring is arranged between the two plate bodies, so that the space in the height direction cannot be additionally occupied.

Further improve, above-mentioned unblock dish comprises bottom disk body and the top disk body that upper and lower interval set up, bottom disk body and top disk body are together fixed, the drive plate is located between bottom disk body and the top disk body, it has the guide way along radial setting to open on the drive plate, be equipped with on top disk body or the bottom disk body and arrange in the guide way in the rotatory leading wheel of self axis, it has the drive groove along radial setting to open on top disk body or the bottom disk body, be equipped with on the drive plate and arrange in the drive inslot in the rotatory driving wheel of self axis. Aforementioned unblock dish structure does benefit to and arranges the drive plate in between bottom disk body and the top disk body, forms better restraint to the drive plate, and the cooperation of guide way and leading wheel for the relative unblock of drive plate dish radial movement receives frictional force little, and the drive plate removes more easily, drives the cooperation of groove and drive wheel, makes the rotation of unblock dish can better drive the drive plate and rotate, and also makes the relative unblock of drive plate dish radial movement received frictional force little, and the drive plate removes more easily.

For convenient equipment, the back of above-mentioned door plant is fixed with the mount pad, the mount pad comprises bottom bedplate and the top bedplate that the interval set up from top to bottom, bottom bedplate and top bedplate are together fixed, the back at the door plant is then fixed to the bottom plate body, the unblock dish, lockplate are all located between bottom bedplate and the top bedplate, the unblock gear upwards appears the top bedplate. Can assemble on the mount pad with each part in advance like this, form independent module, can be fixed the door plant back with this module during the equipment, do benefit to the equipment.

Compared with the prior art, this tool to lock assembly's advantage lies in:

when each lockset is in a locking state, the free end of each locking plate cannot swing towards the direction far away from the unlocking disc, so that the inner arc surface of the locking plate is gradually close to the unlocking disc from the fixed end towards the free end, the inner ends of the driving plates abut against each other, the outer end of each driving plate extends outwards in the radial direction and is abutted against the inner arc surface of the locking plate, the driving plates cannot rotate towards the free end direction along the fixed end, namely, the unlocking gear fixed on the unlocking disc is locked, the unlocking sliding plate is in gear-rack transmission engagement with the unlocking gear, and therefore the unlocking sliding plate cannot slide downwards under the driving of external force.

If two locksets are in the unblock state, the third tool to lock is in the locking state, and the intrados of the lockplate that is in the tool to lock corresponding of locking state is close to the unblock dish from the stiff end gradually towards the free end direction, and the drive plate is along with the rotation of unblock dish in-process, and the drive plate is along radial internal contraction under the conflict effect of lockplate intrados, and its internal end that contracts radially of this drive plate promotes two other drive plates and further radially outwards stretches out, and the rotation of unblock dish enables the free end of lockplate after the drive plate promotes the unblock dish towards keeping away from the swing of unblock dish, and the rotation of unblock gear and unblock dish can not be locked by the locking plate promptly, and the unblock slide slides downwards under the external force drive, drives the unblock gear and slides, and the unblock dish also rotates thereupon, makes the unblock slide move downwards under the external force drive finally.

If the three locks are in the unlocking state, the rotation of the unlocking gear and the unlocking disc can not be locked by the locking plate, and the unlocking sliding plate can move downwards under the driving of external force.

This tool to lock can realize three openings two functions, need two tool to lock to open in three tool to lock promptly at least, just can make the unblock slide downstream under the external force drives, the security is high, each tool to lock can form through overhanging spring bolt and block to the upper stop part of locking plate, accomplish the locking, directly not let the spring bolt directly be connected with the unblock slide, the flexible unblock slide that does not directly drive of spring bolt of tool to lock promptly removes, the flexible great power that need not to produce of spring bolt of tool to lock, the tool to lock in this structure can adopt electronic lock for this, open the tool to lock for realizing sealed or fingerprint and provide probably.

The second technical problem to be solved by the present invention is to provide a vault door locking mechanism with more reasonable structural design and the application of the above two-way lock.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a locking mechanism of a vault door comprises a main sliding plate, a main sliding plate and a locking mechanism, wherein the main sliding plate is restrained on the back of a door plate and can slide back and forth along the door plate; the method is characterized in that: the three-lock two-lock assembly for the vault door is also included; the locking block is restrained on the back of the door plate and can slide up and down along the door plate, the locking block can block the main sliding plate to prevent the main sliding plate from moving backwards to unlock, and the unlocking sliding plate is connected with the locking block to drive the locking block to slide up and down; and the driving structure is used for driving the unlocking sliding plate to slide up and down.

In a further improvement, a containing seat is fixed on the back of the door plate, the locking block is restrained in the containing seat, a spring for keeping the locking block in an upward moving trend is arranged in the containing seat, and the locking block in an upward moving state blocks the main sliding plate. The containing seat provides a proper installation position for the locking block, and the locking block is kept extending outwards under the action of the spring, so that the main sliding plate can be better blocked, extra resistance is provided for the downward movement of the unlocking sliding plate, and the hand feeling of the unlocking sliding plate during movement is increased.

As a structural mode for driving the unlocking sliding plate to slide, the driving structure comprises a driving plate which is arranged on the back of the door plate and driven to rotate by a driving handle, a first driving column is arranged on the driving plate, a first driving groove for the first driving column to insert is arranged on the unlocking sliding plate along the left-right direction, and the first driving groove is provided with a transverse groove part and a transverse arc groove part which are mutually communicated. The first driving column drives the unlocking sliding plate to move upwards or downwards in the moving process of the transverse groove part, and when the first driving column slides in the transverse arc-shaped groove part, the driving disc does not drive the unlocking sliding plate to move leftwards and rightwards in the rotating process.

Further improve, still be equipped with the second on the above-mentioned driving-disc and drive the post, main slide is equipped with and sets up the confession along upper and lower direction the second drives post male second driving groove, and the second driving groove has vertical slot portion and the vertical arc slot portion that communicates each other, and the initial stage of opening the door, the second drives the post and slides along vertical arc slot portion and can not drive main slide and remove, and the rear portion stage of opening the door, the second drive post are located vertical slot portion internal energy, and the rotation of driving-disc can drive main slide removes. The second driving column drives the main sliding plate to slide left and right in the moving process of the vertical groove part, when the second driving column slides in the longitudinal arc groove part, namely the driving disc does not drive the main sliding plate to move left and right in the rotating process of the driving disc, the structure realizes that the rotating energy of the same driving disc can drive the unlocking sliding plate and the main sliding plate to move in a staggered mode, when a door is locked, the driving disc drives the main sliding plate to move right to the position, at the moment, the first driving column is located in the transverse arc groove part, and the driving disc does not drive the unlocking sliding plate to move upwards; the further rotation of driving-disc, the second drives the post and is located vertical arc slot portion, and first drive post is located horizontal slot portion for the further rotation of driving-disc drives only the locking piece and moves to the position along with the unblock slide on, and main slide no longer moves to the right, and only the locking piece forms to stop main slide.

Compared with the prior art, the vault door locking mechanism has the advantages that: the unlocking slide plate in the lock in the locking mechanism is connected with the locking block, the up-and-down movement of the unlocking slide plate drives the locking block to move up and down, the locking or unlocking of the main slide plate is realized, the three-lock two-lock assembly of the vault door can realize the three-opening two-function, namely, at least two locks in the three locks need to be opened, the unlocking slide plate can move down under the driving of external force, the safety is high, each lock can form the blocking part on the locking plate through the outwards extending lock tongue, the locking is completed, the lock tongue is not directly connected with the unlocking slide plate, namely, the lock tongue of the lock stretches out and draws back and does not directly drive the unlocking slide plate to move, the lock tongue of the lock stretches out and draws back and does not need to produce great force, the lock in the structure can adopt an electronic lock, and the possibility is provided for realizing the sealing or fingerprint unlocking.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the present lock assembly;

FIG. 2 is a schematic view of the lock assembly with the unlocking slide removed;

FIG. 3 is a schematic view of the lock assembly with the unlocking slide, the top seat plate, and the top plate removed.

FIG. 4 is a schematic view of the lock assembly with the unlocking slide, the top seat plate, the top plate, and a portion of the top plate removed.

FIG. 5 is a cross-sectional view of an embodiment of the present lock assembly;

FIG. 6 is an exploded perspective view of the body portion of the present lock assembly embodiment;

FIG. 7 is a perspective view of a mounting base in an embodiment of the present lock assembly;

FIG. 8 is a schematic perspective view of an embodiment of a vault door locking mechanism;

FIG. 9 is a perspective view of an embodiment of the vault door locking mechanism with the unlocking slide removed.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1-7, a preferred embodiment of a two-throw lock assembly is shown.

A three-throw two-lock assembly comprises

The unlocking sliding plate 1 is restrained on the back surface of the door panel 10 and can only slide up and down along the door panel 10, and the unlocking sliding plate 1 is provided with a rack part 11.

The unlocking disc 2 is arranged on the back of the door plate 10 and can rotate around the axis of the unlocking disc.

And the unlocking gear 4 is fixed on the unlocking disc 2 and is in transmission engagement with the rack part 11.

Three are the arc and center on lockplate 3 that 2 peripheries of unlocking dish along circumference interval arrangement, lockplate 3's stiff end and the adjacent setting of free end of last lockplate 3, lockplate 3's stiff end articulates at the door plant 10 back through round pin axle 31, lockplate 3's free end is acted on by extension spring 32 and is made the free end keep towards being close to 2 direction swing trends of unlocking dish to make lockplate 3's intrados be close to unlocking dish 2 gradually towards the free end direction from the stiff end, each locking plate 3's free end outside has bellied block portion 33.

The three locks 5 are provided with locking tongues 51 which stretch inwards and outwards, each locking tongue 51 corresponds to a blocking part 33 on one locking plate 3, and the outward extending locking tongues 51 can block the blocking parts 33 to prevent the free end of the locking plate 3 from swinging towards the direction of separating the locking plate 2.

The three driving plates 6 are in one-to-one correspondence with the locking plate 3, are constrained on the unlocking disc 2 and can radially extend and retract, the rotation of the unlocking disc 2 can drive the driving plates 6 to rotate, the inner ends of the driving plates 6 are abutted against each other, the outer end of each driving plate 6 radially extends outwards and is abutted against the inner arc surface of the locking plate 3, the inner end of one driving plate 6 radially contracts inwards and pushes the other two driving plates 6 to further radially extend outwards, and the rotation of the unlocking disc 2 can enable the driving plate 6 to push the free end of the unlocked locking plate 3 to swing towards the direction of the far-apart unlocking disc 2; rotation of the unlocking disc 2 causes the driving plate 6 to be pressed by the locking plate 3 to be retracted radially inwards.

The locking plate 3 is provided with an arc-shaped guide groove 34, and the outer end of the driving plate 6 is provided with a driving wheel 61 which is arranged in the guide groove 34 and can rotate around the axis of the driving wheel. In the initial state, the driving wheel 61 of each driving plate 6 is located at the guide groove near the fixed end of the locking plate 3.

Lockplate 3 comprises bottom plate body 3a and top plate body 3b that the interval set up from top to bottom, the one end of bottom plate body 3a and top plate body 3b passes through round pin axle 31 links together, the other end of bottom plate body 3a and top plate body 3b links together through connecting pin 35, and the one end suit of extension spring 32 is in sell epaxial 31, and extension spring 32's the other end then suit is in on connecting pin 35, on bottom plate body 3a was located to guiding groove 34, the outer end of drive plate 6 still was equipped with one and can contradict around the rotatory drive wheel 61 of self axis, this drive wheel 61 and the interior cambered surface of top plate body 3b that does not set up guiding groove 34.

Unlocking dish 2 comprises bottom disk body 2a and top disk body 2b that the interval set up from top to bottom, bottom disk body 2a and top disk body 2b are together fixed, drive plate 6 is located between bottom disk body 2a and top disk body 2b, it has the guide way 62 along radial setting to open on the drive plate 6, be equipped with on top disk body 2b or bottom disk body 2a and arrange in the guide way 62 interior can be around the rotatory leading wheel 21 of self axis in, it has along the drive groove 22 of radial setting to open on top disk body 2b or bottom disk body 2a, be equipped with on the drive plate 6 and arrange in drive groove 22 interior can be around the rotatory driving wheel 63 of self axis in.

The back of door plant 10 is fixed with mount pad 7, mount pad 7 comprises bottom bedplate 7a and top bedplate 7b that the interval set up from top to bottom, bottom bedplate 7a and top bedplate 7b are fixed together, bottom bedplate 7a then fixes the back at door plant 10, the unlocking disc 2, lockplate 3 all locate between bottom bedplate 7a and top bedplate 7b, unblock gear 4 upwards reveals top bedplate 7 b.

The working principle and the process of the three-throw two-lockset assembly are as follows:

when the locks 5 are in the locked state, the free ends of the locking plates 3 cannot swing away from the unlocking disc 2 (radially outward), therefore, the inner arc surface of the locking plate 3 is gradually close to the unlocking disc 2 from the fixed end to the free end, because the inner ends of the driving plates 6 are abutted against each other, the outer end of each driving plate 6 radially extends outwards to be abutted against the inner arc surface of the locking plate 3, the driving plates 6 cannot rotate along the fixed end to the free end, if the driving plates 6 rotate along the fixed end to the free end, the free end of the locking plate 3 must be pushed to radially swing outwards, the blocking part 33 on the locking plate 3 is blocked by the outwards extending lock tongue 51 to prevent the free end of the locking plate 3 from radially swinging outwards, namely, the unlocking gear 4 fixed on the unlocking disc 2 is locked, the unlocking sliding plate 1 and the unlocking gear 4 are in gear-rack transmission engagement, so that the unlocking sliding plate 1 cannot be driven by external force to slide downwards.

If two locks 5 are in an unlocking state (i.e. the lock tongue 51 retracts inwards), the third lock 5 is in a locking state (i.e. the lock tongue 51 extends outwards), the inner arc surface of the locking plate 3 corresponding to the lock 5 in the locking state gradually approaches to the unlocking disc 2 from the fixed end to the free end, the driving plate 6 retracts inwards along the radial direction under the interference of the inner arc surface of the locking plate 6 in the rotation process of the unlocking disc 2, the radially retracted inner end of the driving plate 6 pushes the other two driving plates 6 to further extend outwards in the radial direction, the rotation of the unlocking disc 2 enables the driving plate 6 to push the free end of the unlocked locking plate 3 to swing towards the direction of the unlocking disc 2 (outward in the radial direction), i.e. the rotation of the unlocking gear 4 and the unlocking disc 2 cannot be locked by the locking plate 3, the unlocking slide plate 1 slides downwards under the driving of an external force to drive the unlocking gear 4 to slide, and the unlocking disc 2 also rotates along with the same, finally, the unlocking sliding plate 1 can move downwards under the action of external force.

If three tool to lock 5 all is in the unblock state, the rotation of unblock gear 4 and unblock dish 2 can not locked by locking plate 3 yet, finally makes unblock slide 1 can drive down at the external force and move.

As shown in fig. 8-9, a preferred embodiment of a vault door locking mechanism is shown.

A vault door locking mechanism includes

The main sliding plate 8 is restricted on the back of the door panel 10 and can slide back and forth along the door panel 10;

the vault door three-lock two-lock assembly in the previous embodiment;

the locking block 9 is restrained on the back of the door plate 10 and can slide up and down along the door plate 10, the locking block 9 can block the main sliding plate 8 to prevent the main sliding plate 8 from moving backwards to unlock, and the unlocking sliding plate 1 is connected with the locking block 9 to drive the locking block 9 to slide up and down;

and the driving structure is used for driving the unlocking sliding plate 1 to slide up and down.

A containing seat 12 is fixed on the back of the door panel 10, the locking block 9 is restrained in the containing seat 12, a spring 14 which is used for keeping the locking block 9 moving upwards is arranged in the containing seat 12, and the locking block 9 in the upwards moving state blocks the main sliding plate 8.

The driving structure comprises a driving disc 13 arranged on the back of the door panel 10 and driven to rotate by a driving handle, a first driving column 131 is arranged on the driving disc 13, a first driving groove 15 for inserting the first driving column 131 is arranged on the unlocking sliding plate 1 along the left-right direction, and the first driving groove 15 is provided with a transverse groove portion 151 and a transverse arc groove portion 152 which are mutually communicated.

Still be equipped with the second on the driving-disc 13 and drive post 132, main slide 8 is equipped with and sets up the second drive groove 81 that supplies the second to drive post 132 male along upper and lower direction, and second drive groove 81 has vertical slot portion 811 and vertical arc slot portion 812 that communicate each other, the initial stage of opening the door, the second drives post 132 and follows vertical arc slot portion 812 slides and can not drive main slide 8 removes, the rear portion stage of opening the door, the second drives post 132 and is located vertical slot portion 811 internal energy, and driving-disc 13's rotation can drive main slide 8 removes.

The working principle and the process of the locking structure are as follows:

the first driving column 131 drives the unlocking slide plate 1 to move up or down in the moving process of the transverse groove portion 151, and when the first driving column 132 slides in the transverse arc-shaped groove portion 152, the driving disc 13 does not drive the unlocking slide plate 1 to move left or right in the rotating process.

The second driving column 132 drives the main sliding plate 8 to slide left and right in the moving process of the vertical groove portion 811, when the second driving column 132 slides in the longitudinal arc-shaped groove portion 812, namely the driving disc 13 does not drive the main sliding plate 8 to move left and right in the rotating process, the structure realizes that the rotating energy of the same driving disc 13 can drive the unlocking sliding plate 1 and the main sliding plate 8 to move in a staggered mode, when a door is locked, the driving disc 13 drives the main sliding plate 1 to move right to the position, at the moment, the first driving column 131 is located in the transverse arc-shaped groove portion 152, and the driving disc 13 does not drive the unlocking sliding plate 1 to move upwards; further rotation of driving-disc 13, the second drives post 132 and is located vertical arc slot portion 812, and first drive post 131 is located horizontal slot portion 151 for further rotation of driving-disc 13 drives locking piece 9 and shifts to the position along with on the unblock slide 1, and main slide 1 no longer moves to the right, and locking piece 9 forms to stop main slide 1.

The unlocking sliding plate 1 in the lockset in the locking mechanism is connected with the locking block 9, the up-and-down movement of the unlocking sliding plate 1 drives the locking block 9 to move up and down, the locking or unlocking of the main sliding plate 8 is realized, the three-lock two-lock assembly of the national treasury door can realize the three-opening two-function, namely, at least two locks 5 in three locks are required to be opened, so that the unlocking sliding plate 1 can move down under the driving of external force, the safety is high, each lock 5 can form a block on the locking plate 3 through the outwards extending lock tongue 51 to complete the locking, the lock tongue 51 is not directly connected with the unlocking sliding plate 1, namely, the lock tongue 51 of the lock 5 does not directly drive the unlocking sliding plate 1 to move, the lock tongue 51 of the lock 5 can stretch out and draw back without generating large force, therefore, the lockset in the structure can adopt an electronic lockset, and the possibility of realizing the sealing or fingerprint unlocking is provided.

It should be noted that in the description of the present embodiment, the terms "upper", "lower", "inner", "outer", "left", "right", etc. indicate the orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. A three-throw two-lockset assembly is characterized in that: comprises that

The unlocking sliding plate (1) is restricted on the back of the door panel (10) and can slide up and down along the door panel (10), and a rack part (11) is arranged on the unlocking sliding plate (1);

the unlocking disc (2) is arranged on the back of the door plate (10) and can rotate around the axis of the unlocking disc;

the unlocking gear (4) is fixed on the unlocking disc (2) and is in transmission engagement with the rack part (11);

the door lock is characterized by comprising three arc-shaped locking plates (3) which are arranged around the periphery of the unlocking disc (2) at intervals along the circumference, the fixed ends of the locking plates (3) are adjacent to the free end of the adjacent locking plate (3), the fixed ends of the locking plates (3) are hinged to the back of the door plate (10) through pin shafts (31), the free ends of the locking plates (3) are kept towards the direction swinging trend close to the unlocking disc (2) under the action of tension springs (32), so that the inner arc surfaces of the locking plates (3) are gradually close to the unlocking disc (2) from the fixed ends towards the free ends, and the outer parts of the free ends of the locking plates (3) are provided with convex blocking parts (33);

the three locks (5), each lock (5) is provided with a bolt (51) which can stretch out and draw back inside and outside, each bolt (51) corresponds to a blocking part (33) on one locking plate (3), and the outwards-extending bolts (51) can block the blocking parts (33) so as to prevent the free end of the locking plate (3) from swinging in the direction away from the unlocking disc (2);

the three driving plates (6) are in one-to-one correspondence with the locking plate (3), the driving plates (6) are constrained on the unlocking disc (2) and can radially extend and retract, the rotation of the unlocking disc (2) can drive the driving plates (6) to rotate, the inner ends of the driving plates (6) are mutually abutted, the outer ends of the driving plates (6) radially extend outwards and are abutted against the inner arc surface of the locking plate (3), the inner end of one driving plate (6) radially contracts inwards to push the other two driving plates (6) to further extend outwards radially, and the rotation of the unlocking disc (2) can enable the driving plates (6) to push the free end of the unlocked locking plate (3) to swing towards the direction far away from the unlocking disc (2); the rotation of the unlocking disk (2) can enable the driving plate (6) to be pressed by the locked locking plate (3) to be retracted radially.

2. The three-throw two-lock assembly according to claim 1, wherein: be equipped with on lockplate (3) and be curved guiding groove (34), the outer end of drive plate (6) is equipped with arranges in guiding groove (34) can be around self axis rotatory drive wheel (61).

3. The three-throw two-lock assembly according to claim 2, wherein: in the initial state, the driving wheel (61) on each driving plate (6) is positioned at the guide groove close to the fixed end of the locking plate (3).

4. The three-throw two-lock assembly according to claim 2, wherein: the locking plate (3) consists of a bottom plate body (3a) and a top plate body (3b) which are arranged at intervals up and down, one end of the bottom plate body (3a) is connected with one end of the top plate body (3b) through the pin shaft (31), the other ends of the bottom plate body (3a) and the top plate body (3b) are connected together through a connecting pin (35), one end of the tension spring (32) is sleeved on the pin shaft (31), the other end of the tension spring (32) is sleeved on the connecting pin (35), the guide groove (34) is arranged on one of the bottom plate body (3a) and the top plate body (3b), the outer end of the driving plate (6) is also provided with a driving wheel (61) which can rotate around the axis of the driving plate, the driving wheel (61) is abutted against the inner arc surface of the bottom plate body (3a) or the top plate body (3b) which is not provided with the guide groove (34).

5. The three-throw two-lock assembly according to claim 1, wherein: unlock dish (2) and top disk body (2b) by the bottom disk body (2a) that the upper and lower interval set up and constitute, bottom disk body (2a) are together fixed with top disk body (2b), between bottom disk body (2a) and top disk body (2b) are located in drive plate (6), it has guide way (62) along radial setting to open on drive plate (6), be equipped with on top disk body (2b) or bottom disk body (2a) and arrange in guide way (62) in around self axis rotatory leading wheel (21), it has along the drive groove (22) of radial setting to open on top disk body (2b) or bottom disk body (2a), be equipped with on drive plate (6) and arrange in drive groove (22) in and around the rotatory driving wheel (63) of self axis.

6. The three-throw two-lock assembly according to claim 1, wherein: the back of door plant (10) is fixed with mount pad (7), bottom bedplate (7a) and top bedplate (7b) that mount pad (7) set up by upper and lower interval are constituteed, bottom bedplate (7a) and top bedplate (7b) are fixed together, the back at door plant (10) is then fixed in bottom bedplate (7a), unlock dish (2), lockplate (3) are all located between bottom bedplate (7a) and top bedplate (7b), unblock gear (4) upwards expose top bedplate (7 b).

7. A vault door locking mechanism includes

The main sliding plate (8) is restricted on the back of the door panel (10) and can slide back and forth along the door panel (10);

the method is characterized in that: also comprises

The vault door triple-lock double-lock assembly of any of claims 1-6;

the locking block (9) is constrained on the back of the door plate (10) and can slide up and down along the door plate (10), the locking block (9) can block the main sliding plate (8) to prevent the main sliding plate (8) from moving backwards to unlock, and the unlocking sliding plate (1) is connected with the locking block (9) to drive the locking block (9) to slide up and down;

the driving structure is used for driving the unlocking sliding plate (1) to slide up and down.

8. The vault door locking mechanism of claim 7 wherein: the back of the door plate (10) is fixedly provided with an accommodating seat (12), the locking block (9) is constrained in the accommodating seat (12), a spring (14) which is used for keeping the locking block (9) to move upwards is arranged in the accommodating seat (12), and the locking block (9) in the upwards moving state blocks the main sliding plate (8).

9. The vault door locking mechanism of claim 7 wherein: drive structure is including locating door plant (10) the back by the rotatory driving-disc (13) of drive handle drive, be equipped with first drive post (131) on driving-disc (13), be equipped with on unblock slide (1) along left right direction setting supply first drive groove (15) that drive post (131) inserted, first drive groove (15) have horizontal slot part (151) and horizontal arc slot part (152) that communicate each other.

10. The vault door locking mechanism of claim 9 wherein: still be equipped with the second on driving-disc (13) and drive post (132), main slide (8) are equipped with and set up the confession along upper and lower direction the second drives post (132) male second drive groove (81), and second drive groove (81) have vertical slot part (811) and vertical arc slot part (812) that communicate each other, the initial stage of opening the door, the second drives post (132) and follows vertical arc slot part (812) slide and can not drive main slide (8) remove, the rear portion stage of opening the door, the second drives post (132) and is located vertical slot part (811) internal energy, and the rotation of driving-disc (13) can drive main slide (8) remove.