CN111379473B

CN111379473B - Lock head and lock

Info

Publication number: CN111379473B
Application number: CN202010342396.3A
Authority: CN
Inventors: 李保福; 李启平; 杨绍华; 罗锋生
Original assignee: Zhuhai Youte IoT Technology Co Ltd
Current assignee: Zhuhai Unitech Power Technology Co Ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-08-24
Anticipated expiration: 2040-04-26
Also published as: CN111379473A

Abstract

The application provides a tapered end and tool to lock relates to electronic lock technical field. The lock head comprises a lock shell, a front inner container, a rear inner container, a front clutch push rod, a rear clutch push rod, a shifting sleeve and a driving mechanism. The front inner container and the rear inner container are arranged in the lock shell. The shifting sleeve is circumferentially locked relative to the rear inner container. When the lock head is in a locking state, the front clutch push rod is separated from the shifting sleeve, the rear clutch push rod is separated from the front liner, and the front liner can idle relative to the shifting sleeve. When the lock head is in a first unlocking state, the front clutch push rod is separated from the shifting sleeve, and the front liner can drive the shifting sleeve to synchronously rotate through the rear clutch push rod. When the lock head is in a second unlocking state, the rear clutch push rod is separated from the front inner container, and the front inner container can drive the shifting sleeve to synchronously rotate through the front clutch push rod. The lock head is internally provided with a rear clutch push rod and a front clutch push rod, when one clutch push rod can not be meshed, the other clutch push rod can be meshed, and the lock using the lock head can normally work.

Description

Lock head and lock

Technical Field

The application relates to the technical field of electronic locks, in particular to a lock head and a lock.

Background

At present, electromechanical integrated locks on the market are various in types and different in forms, and a common electromechanical integrated lock is rotated by a direct knob and rotated by a mechanical key with an ID code. However, if the clutch lever of the lock is damaged, the lock cannot be unlocked.

Disclosure of Invention

The embodiment of the application provides a tapered end to the unable problem of unblanking of tool to lock after the clutch lever of improving present tool to lock damages.

In a first aspect, an embodiment of the present application provides a lock, which includes a lock housing, a front inner container, a rear inner container, a front clutch push rod, a rear clutch push rod, a shift sleeve, and a driving mechanism. The front inner container and the rear inner container are arranged in the lock shell. The shifting sleeve is circumferentially locked relative to the rear inner container. The front clutch push rod is movably arranged in the front inner container. The rear clutch push rod is movably arranged in the rear inner container. The driving mechanism is used for driving the rear clutch push rod to move. When the lock head is in a locking state, the front clutch push rod is separated from the shifting sleeve, the rear clutch push rod is separated from the front liner, and the front liner can idle relative to the shifting sleeve. When the lock head is in a first unlocking state, the rear clutch push rod is meshed with the front inner container, the front clutch push rod is separated from the shifting sleeve, and the front inner container can drive the shifting sleeve to synchronously rotate through the rear clutch push rod. When the lock head is in a second unlocking state, the front clutch push rod is meshed with the shifting sleeve, the rear clutch push rod is separated from the front liner, and the front liner can drive the shifting sleeve to synchronously rotate through the front clutch push rod.

Among the above-mentioned technical scheme, rearmounted separation and reunion push rod and leading separation and reunion push rod have in the tapered end, the user can realize the linkage of preceding inner bag and group cover through rearmounted separation and reunion push rod and the meshing of preceding inner bag, also can realize the linkage of preceding inner bag and group cover through leading separation and reunion push rod and group cover meshing, two kinds of linkage modes of realizing preceding inner bag and group cover are provided promptly, when one of them separation and reunion push rod can not realize the meshing, can mesh through another separation and reunion push rod, the tool to lock of having guaranteed to use this tapered end can normally work, and can improve the life of tapered end.

In addition, the lock cylinder of the embodiment of the first aspect of the present application also has the following additional technical features:

in some embodiments of the first aspect, the lock cylinder further comprises a clutch block and a battery for powering the drive mechanism; the clutch blocking piece is provided with a blocking position for blocking the engagement of the front clutch push rod and the shifting sleeve; when the lock head is in a locked state and the battery power is higher than a preset value, the clutch blocking piece is located at a blocking position; when the lock head is in a locked state and the electric quantity of the battery is lower than a preset value, the clutch blocking piece exits from a blocking position and the rear clutch push rod is separated from the front inner container.

In the technical scheme, when the lock head is in a locked state and the battery power is higher than a preset value, the clutch blocking piece is positioned at a blocking position to prevent the front clutch push rod from being meshed with the shifting sleeve, the shifting sleeve cannot be driven to rotate by the front clutch push rod, and if the linkage of the front inner container and the shifting sleeve is to be realized, the linkage can be realized only by the rear clutch push rod; when the battery electric quantity is low, separation and reunion is blockked and is withdrawed from the position of blockking, then leading separation and reunion push rod can with dial the cover meshing, the battery electric quantity is not enough to let actuating mechanism drive rearmounted separation and reunion push rod remove to with preceding inner bag meshing, then preceding inner bag with dial the cover linkage and need realize through leading separation and reunion push rod, consequently, leading separation and reunion push rod and rearmounted separation and reunion push rod are applicable to the abundant and not enough condition of electric quantity of battery respectively, make just can use the separation and reunion push rod that corresponds to unblank under specific condition, make the tapered end more intelligent, can also prolong the life of each separation and reunion push rod.

In some embodiments of the first aspect of the present application, the clutch blocker has a withdrawn position that gives room to allow the front clutch plunger to engage with the dial sleeve, and the rear clutch plunger has a first engaging position that engages with the front inner container and a first disengaging position that disengages from the front inner container; the rear clutch push rod and the clutch blocking piece are both driven by a driving mechanism. When the driving mechanism drives the clutch blocking piece to move to the withdrawing position, the rear clutch push rod is driven to the first engaging position; when the driving mechanism drives the clutch blocking piece to move to the blocking position, the rear clutch push rod is driven to the first separating position.

Among the above-mentioned technical scheme, rearmounted separation and reunion push rod and separation and reunion piece are driven by actuating mechanism, and the tapered end only need set up an actuating mechanism can, simplified the structure of tapered end, practiced thrift manufacturing cost, reduced the risk that tapered end internals damaged.

In some embodiments of the first aspect of the present application, the rear clutch push rod further has a second disengaged position disengaged from the front inner bladder, the second disengaged position being located between the first disengaged position and the first engaged position; the front clutch push rod is provided with a second engaging position engaged with the shifting sleeve, the clutch blocking piece is also provided with a yielding position which gives way to allow the front clutch push rod to enter the second engaging position, and the yielding position is positioned between the blocking position and the yielding position; when the driving mechanism drives the clutch blocking piece to move to the yielding position, the rear clutch push rod is driven to the second separating position.

Among the above-mentioned technical scheme, when the battery electric quantity is less than the default, block the piece drive to the position of giving way with the separation and reunion through actuating mechanism, let out the space for leading separation and reunion push rod, guarantee can dial the cover meshing through leading separation and reunion push rod when the electric quantity is low to preceding inner bag drives through leading separation and reunion push rod and dials the cover and rotates and also can realize unblanking under the condition of having guaranteed the battery low-electricity quantity promptly.

In some embodiments of the first aspect of the present application, the driving mechanism includes a motor and a spring movably sleeved on an output shaft of the motor, the output shaft is provided with a cross shaft, the cross shaft radially penetrates through the spring, and the rear clutch push rod is connected to the spring; the output shaft can rotate to drive the rear clutch push rod to enter or exit the first meshing position through the spring.

Among the above-mentioned technical scheme, through the removal that converts the rotation of motor into the spring to drive rearmounted separation and reunion push rod through the spring and remove, make actuating mechanism's simple structure, and can reduce manufacturing cost.

In some embodiments of the first aspect of the present application, the clutch blocker is threadedly coupled to the output shaft, and rotation of the output shaft drives the clutch blocker to move; the moving direction of the rear clutch push rod is opposite to the moving direction of the clutch blocking piece.

Among the above-mentioned technical scheme, when the tapered end was in the shutting state, the separation and reunion was blockked the piece and is located the position of blockking, and leading separation and reunion push rod can not be with dialling the cover meshing, can not unblank through leading separation and reunion push rod promptly, can only drive rearmounted separation and reunion push rod and preceding inner bag meshing through actuating mechanism this moment. The clutch stops the output shaft spiro union of piece and motor, and the output shaft rotates and can lets the clutch stop the axial displacement of piece along the output shaft to make the clutch stop the piece and can be located different positions, realization mode is simple, and reasonable space that has utilized the motor output shaft.

In some embodiments of the first aspect of the present application, the lock cylinder further includes an elastic member, and the front clutch push rod is capable of engaging with the dial sleeve against an elastic force of the elastic member.

Among the above-mentioned technical scheme, the setting of elastic component can make leading separation and reunion push rod can be automatic with dial the cover separation, realizes leading separation and reunion push rod automatic re-setting.

In some embodiments of the first aspect of the present application, the lock cylinder further comprises a controller; when the lock head is in a locking state and the battery power is higher than a preset value, the controller controls the driving mechanism to act according to an unlocking instruction so as to enable the rear clutch push rod to be meshed with the front inner container. When the lock head is in a locked state and the electric quantity of the battery is lower than a preset value, the controller controls the driving mechanism to act so that the clutch blocking piece exits from a blocking position and the rear clutch push rod is separated from the front inner container.

In the technical scheme, when the lock head is in a locking state, if the electric quantity of the battery is higher than a preset value, the lock head can only control the driving mechanism to drive the rear clutch push rod to be meshed with the front liner through unlocking instructions such as fingerprint authentication, password verification, ID keys and the like so as to realize unlocking, if the electric quantity of the battery is lower than the preset value, the controller recognizes that the electric quantity of the battery is lower than the preset value, the clutch blocking piece is driven to exit from a blocking position, meanwhile, the rear clutch push rod is separated from the front liner, and then the lock head can only drive the front clutch push rod to be meshed with the shifting sleeve so as to realize unlocking.

In some embodiments of the first aspect of the present application, the lock head further includes a front knob assembly and a rear knob assembly, the front knob assembly is fixedly connected to the front inner container, and the rear knob assembly is fixedly connected to the rear inner container; when the lock head is in a first unlocking state, the front knob assembly can drive the shifting sleeve to synchronously rotate through the front inner container and the rear clutch push rod; when the lock head is in a second unlocking state, the front knob assembly can drive the shifting sleeve to synchronously rotate through the front inner container and the front clutch push rod.

In the technical scheme, the poking sleeve can be driven to rotate by rotating the front knob assembly or the rear knob assembly, so that the operation of a user is facilitated.

In some embodiments of the first aspect of the present application, a lock hole is formed in the front knob assembly, and a key with correct tooth profile is inserted into the lock hole to push the front clutch push rod to move and engage with the shifting sleeve.

Among the above-mentioned technical scheme, utilize the key to unblank and can only go on under the battery electric quantity is less than the default condition, leading separation and reunion push rod and rearmounted separation and reunion push rod are applicable to the battery electric quantity respectively and are less than the default and the condition that battery electric quantity is higher than the default for the tapered end can possess different modes of unblanking under the condition of difference, and the mode of unblanking of tapered end is more intelligent.

In some embodiments of the first aspect of the present application, the front knob assembly includes a side post and a plurality of cylinder blades that mate with the teeth of the key; a lock hole is defined by the lock cylinder blades together, and a blade groove is formed in each lock cylinder blade; the side column is provided with a butting part which is used for butting against the front clutch push rod; after the key is matched with each lock cylinder blade, the side columns enter the blade grooves, and in the process that the side columns enter the blade grooves, the butting parts push the front clutch push rods to move and are meshed with the shifting sleeves.

Among the above-mentioned technical scheme, after key and lock core blade cooperation, the edge post can get into the blade groove on the lock core blade, and at the in-process that the edge post got into the blade groove, the edge post can promote leading trip lever to go to mesh with the back inner bag, and then can realize unblanking, this process only need insert correct key can, easy operation.

In some embodiments of the present application, the front knob assembly includes a trigger portion, and when the trigger portion is triggered, the drive mechanism drives the rear clutch push rod to pass through the dial sleeve and engage with the front inner container.

Among the above-mentioned technical scheme, rearmounted separation and reunion push rod is through triggering trigger part control actuating mechanism driven, and the key drive is not required, and the mode of unblanking is more intelligent.

In a second aspect, the embodiment of the application provides a lock, including the spring bolt and the tapered end of the embodiment of the first aspect, dial the cover and rotate and can stir the spring bolt and unblank or lock.

Among the above-mentioned technical scheme, rearmounted separation and reunion push rod and leading separation and reunion push rod have in the tapered end, the user can realize the linkage of preceding inner bag and group cover through rearmounted separation and reunion push rod and the meshing of preceding inner bag, also can realize the linkage of preceding inner bag and group cover through leading separation and reunion push rod and group cover meshing, two kinds of linkage modes of realizing preceding inner bag and group cover are provided promptly, when one of them separation and reunion push rod can not realize the meshing, can mesh through another separation and reunion push rod, guarantee to have used this tool to lock can normal work, and can improve the life of tool to lock.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a lock cylinder provided in an embodiment of the first aspect of the present application;

FIG. 2 is a clutch pack according to other embodiments of the present application;

FIG. 3 is a schematic view of a lock with a lock cylinder having a front knob assembly and a rear knob assembly in a locked state;

FIG. 4 is an enlarged view taken at IV in FIG. 3;

FIG. 5 is a schematic diagram illustrating the unlocking of the lock when the battery power is higher than a preset value according to the embodiment of the first aspect of the present application;

FIG. 6 is an enlarged view taken at VI in FIG. 5;

FIG. 7 is a schematic diagram illustrating unlocking of a lock when the battery level is lower than a preset value according to an embodiment of the first aspect of the present application;

FIG. 8 is an enlarged view taken at VIII in FIG. 7;

FIG. 9 shows a key unlock mode when the battery level is lower than a predetermined value in other embodiments of the first aspect.

Icon: 100-a lock head; 10-a lock case; 20-front inner container; 21-a first receptacle; 22-a second abutment; 30-rear inner container; 40-front clutch push rod; 41-a first abutment; 50-rear clutch push rod; 60-a drive mechanism; 61-a motor; 611-an output shaft; 612-horizontal axis; 62-a spring; 63-a rotating wheel; 631-a first position; 632-a second position; 633-third position; 70-pulling the sleeve; 71-a second receptacle; 80-a resilient member; 90-a clutch stop; 110-a battery; 200-a front knob assembly; 210-a lock core; 220-a lock cylinder blade; 221-vane grooves; 230-side columns; 231-an abutment; 232-a stop; 233-through holes; 300-a rear knob assembly; 400-key.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present application, it should be noted that the indication of orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of the application is used, or the orientation or positional relationship which is usually understood by those skilled in the art, or the orientation or positional relationship which is usually placed when the product of the application is used, and is only for the convenience of describing the application and simplifying the description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1, a lock cylinder 100 according to a first embodiment of the present application includes a lock housing 10, a front liner 20, a rear liner 30, a front clutch push rod 40, a rear clutch push rod 50, a driving mechanism 60, and a dial sleeve 70. The front inner container 20 and the rear inner container 30 are arranged in the lock case 10. The dial sleeve 70 is circumferentially locked relative to the rear bladder 30. The front clutch push rod 40 is movably provided to the front inner container 20. The rear clutch push rod 50 is movably arranged on the rear inner container 30. The driving mechanism 60 is used for driving the rear clutch push rod 50 to move. When the lock head 100 is in a locked state, the front clutch push rod 40 is separated from the dial sleeve 70, the rear clutch push rod 50 is separated from the front liner 20, and the front liner 20 can idle relative to the dial sleeve 70 (i.e. the rotation of the front liner 20 does not affect the dial sleeve 70). When the lock head 100 is in the first unlocking state, the rear clutch push rod 50 is engaged with the front liner 20, the front clutch push rod 40 is separated from the shifting sleeve 70, and the front liner 20 can drive the shifting sleeve 70 to synchronously rotate through the rear clutch push rod 50. When the lock head 100 is in the second unlocking state, the front clutch push rod 40 is engaged with the shifting sleeve 70, the rear clutch push rod 50 is separated from the front liner 20, and the front liner 20 can drive the shifting sleeve 70 to synchronously rotate through the front clutch push rod 40. The lock head 100 is internally provided with the rear clutch push rod 50 and the front clutch push rod 40, a user can realize the linkage of the front inner container 20 and the dial sleeve 70 by engaging the rear clutch push rod 50 with the front inner container 20 and can also realize the linkage of the front inner container 20 and the dial sleeve 70 by engaging the front clutch push rod 40 with the dial sleeve 70, namely, two linkage modes of realizing the front inner container 20 and the dial sleeve 70 are provided, when one of the clutch push rods cannot realize the engagement, the engagement can be carried out by the other clutch push rod, the normal work of a lock using the lock head 100 is ensured, and the service life of the lock head 100 can be prolonged.

The shifting sleeve 70 is positioned between the front inner container 20 and the rear inner container 30, and when the rear clutch push rod 50 is engaged with the shifting sleeve 70, the driving mechanism 60 is required to drive the rear clutch push rod 50 to pass through the shifting sleeve 70 from the rear inner container 30. The circumferential locking of the shifting sleeve 70 relative to the rear liner 30 means that the shifting sleeve 70 and the rear liner 30 cannot rotate relatively, when the rear liner 30 rotates, the rear liner 30 can drive the shifting sleeve 70 to rotate, after the front clutch push rod 40 is meshed with the shifting sleeve 70, the front liner 20 rotates and can drive the rear liner 30 to rotate through the front clutch push rod 40 and the shifting sleeve 70, and when the rear clutch push rod 50 is meshed with the front liner 20, the front liner 20 rotates and can drive the rear liner 30 to rotate through the rear clutch push rod 50 and the shifting sleeve 70.

Wherein the rear clutch push rod 50 has a first engagement position engaged with the front inner container 20, and the front clutch push rod 40 has a second engagement position engaged with the dial sleeve 70.

In this embodiment, the front inner container 20, the rear inner container 30 and the dial sleeve 70 are coaxially arranged, a first insertion hole 21 for inserting the rear clutch push rod 50 is formed in the end surface of the front inner container 20 facing the dial sleeve 70, the rear clutch push rod 50 is located at the first engagement position after being inserted into the first insertion hole 21, a second insertion hole 71 for inserting the front clutch push rod 40 is formed in the end surface of the dial sleeve 70 facing the front inner container 20, and the front clutch push rod 40 is located at the second engagement position after being inserted into the second insertion hole 71.

In the embodiment, the front inner container 20 is a hollow structure, the front clutch push rod 40 is disposed in the front inner container 20, and the front clutch push rod 40 is locked and axially movable in the inner periphery of the front inner container 20, that is, the front clutch push rod 40 is axially movable but not circumferentially rotatable in the front inner container 20. The lock head 100 further includes an elastic member 80, and the front clutch plunger 40 is capable of engaging with the dial sleeve 70 against the elastic force of the elastic member 80. In this embodiment, the elastic member 80 is a spring, the elastic member 80 is sleeved outside the front clutch push rod 40, the front clutch push rod 40 is provided with a first abutting portion 41, the front inner container 20 is provided with a second abutting portion 22 axially opposite to the first abutting portion 41, the elastic member 80 is located between the first abutting portion 41 and the second abutting portion 22, the front clutch push rod 40 moves towards the rear inner container 30, and the first abutting portion 41 acts on the elastic member 80, so that the front clutch push rod 40 can overcome the elastic force of the elastic member 80 and be located at the second engagement position. The elastic piece 80 can enable the front clutch push rod 40 to be automatically separated from the dial sleeve 70, and the front clutch push rod 40 can be automatically reset.

The rear inner container 30 is of a hollow structure, the driving mechanism 60 and the rear clutch push rod 50 are both arranged in the rear inner container 30, and the rear clutch push rod 50 is locked in the inner periphery of the rear inner container 30 and can axially move.

Further, the lock cylinder 100 further includes a clutch block 90 and a battery 110 for supplying power to the driving mechanism 60; the clutch blocker 90 has a blocking position for blocking engagement of the forward clutch push rod 40 with the dial sleeve 70; when the lock cylinder 100 is in a locked state and the battery 110 has a power higher than a preset value, the clutch blocker 90 is located at a blocking position; when the lock cylinder 100 is in a locked state and the battery 110 is charged to a level lower than a predetermined value, the clutch blocker 90 moves out of the blocking position and the rear clutch push rod 50 is separated from the front inner container 20. When the lock head 100 is in a locked state and the battery 110 has a power higher than a preset value, the clutch blocking piece 90 is located at a blocking position, namely, the front clutch push rod 40 is prevented from being meshed with the dial sleeve 70, the dial sleeve 70 cannot be driven to rotate by the front clutch push rod 40, and if the front inner container 20 is linked with the dial sleeve 70, the front inner container can be linked only by the rear clutch push rod 50; when the battery 110 is low in electric quantity, the clutch blocking piece 90 retreats from the blocking position, the front clutch push rod 40 can be meshed with the dial sleeve 70, the electric quantity of the battery 110 is not enough to enable the driving mechanism 60 to continuously move to be meshed with the front inner container 20, linkage of the front inner container 20 and the dial sleeve 70 needs to be achieved through the front clutch push rod 40, therefore, the front clutch push rod 40 and the rear clutch push rod 50 are respectively suitable for the conditions that the electric quantity of the battery 110 is sufficient and the electric quantity is insufficient, the corresponding clutch push rod can be used for unlocking under the specific condition, the lock head 100 is enabled to be more intelligent, and the service life of each clutch push rod can be prolonged.

The preset value can be set by itself, for example, the power of the driving mechanism 60 can be considered, the preset value can be set according to the power of the driving mechanism 60 or the preset value can be customized to 20% of the total electric quantity of the battery 110.

In this embodiment, the rear clutch push rod 50 and the clutch stopper 90 are both driven by the driving mechanism 60. The rear clutch push rod 50 and the clutch blocking piece 90 are driven by the driving mechanism 60, and the lock head 100 only needs to be provided with one driving mechanism 60, so that the structure of the lock head 100 is simplified, the manufacturing cost is saved, and the risk of damaging internal parts of the lock head 100 is reduced.

The driving mechanism 60 includes a motor 61 and a spring 62 movably sleeved on an output shaft 611 of the motor 61, the output shaft 611 is provided with a cross shaft 612, the cross shaft 612 radially penetrates through the spring 62, and the rear clutch push rod 50 is connected to the spring 62, it can be understood that the cross shaft 612 on the output shaft 611 of the motor 61 radially extends out from a gap between two adjacent spiral turns of the spring 62, and the output shaft 611 of the motor 61 rotates to enable the cross shaft 612 to be inserted into the gap between any two adjacent spiral turns, so that the spring 62 can axially move along the output shaft 611 of the motor 61, and thus the rear clutch push rod 50 is driven to move, that is, the output shaft 611 rotates to drive the rear clutch push rod 50 to enter or exit from the first engagement position through the spring 62. The clutch blocking piece 90 is in threaded connection with the output shaft 611, and the output shaft 611 rotates to drive the clutch blocking piece 90 to move; the rear clutch push rod 50 moves in the opposite direction to the clutch stopper 90. The rotation of the motor 61 is converted into the movement of the spring 62, and the spring 62 drives the rear clutch push rod 50 to move, so that the driving mechanism 60 has a simple structure and can reduce the manufacturing cost. The clutch blocking member 90 is screwed with the output shaft 611 of the motor 61, and the rotation of the output shaft 611 can enable the clutch blocking member 90 to move along the axial direction of the output shaft 611, so that the clutch blocking member 90 can be located at different positions, the implementation mode is simple, and the space of the output shaft 611 of the motor 61 is reasonably utilized.

Since the rotation of the motor 61 can drive the rear clutch push rod 50 and the clutch blocker 90 to be linked, the rotation of the motor 61 can enable the clutch blocker 90 to have a blocking position, a withdrawing position and a yielding position, and correspondingly, the rear clutch push rod 50 has a first engaging position, a first disengaging position and a second disengaging position. The receding position is located between the blocking position and the receding position (in this embodiment, the blocking position of the clutch blocker 90 is a position where the clutch blocker 90 completely occupies the second insertion hole 71, the receding position of the clutch blocker 90 is a position where the clutch blocker 90 completely vacates the second insertion hole 71, the receding position of the clutch blocker 90 is a position where the clutch blocker 90 occupies a part of the second insertion hole 71, how much space is occupied can be set according to actual needs as long as the space vacated by the clutch blocker 90 can allow the front clutch push rod 40 to engage with the dial sleeve 70), the second separating position is located between the first separating position and the first engaging position, and when the clutch blocker 90 is located between the receding position and the receding position, the clutch blocker 90 has room to allow the front clutch push rod 40 to enter the second engaging position. When the rear clutch push rod 50 is located at the first separation position and the second separation position, the rear clutch push rod 50 is separated from the front inner container 20.

When the motor 61 drives the rear clutch push rod 50 into the first engagement position, the clutch stopper 90 is driven to the retreating position; when the motor 61 drives the rear clutch push rod 50 to move to the first disengaged position, the clutch blocker 90 is driven to the blocking position. When the motor 61 drives the rear clutch push rod 50 to move to the second disengaged position, the clutch blocker 90 is driven to the retracted position.

The lock cylinder 100 further includes a controller that controls the actuation of the drive mechanism 60 according to the associated command to position the rear clutch push rod 50 in the first engaged position, the first disengaged position, and the second disengaged position. The control system can also recognize the charge of the battery 110. When the lock cylinder 100 is in a locked state and the electric quantity of the battery 110 is higher than a preset value, the controller controls the driving mechanism 60 to act according to an unlocking instruction so as to enable the rear clutch push rod 50 to be meshed with the front liner 20, wherein the unlocking instruction can be generated in a fingerprint authentication mode, a password authentication mode, a wireless authentication mode, an ID key mode and the like, and when the authentication is passed, the controller receives the unlocking instruction. When the lock cylinder 100 is in a locked state and the battery 110 has a lower power than a preset value, the controller recognizes that the power is lower than the preset value, and the controller controls the driving mechanism 60 to move so that the clutch blocker 90 moves out of the blocking position and the rear clutch push rod 50 is separated from the front inner container 20. When the control system recognizes that the electric quantity of the battery 110 is higher than a preset value in the control system, the battery 110 has enough electric quantity for the driving mechanism 60 to use, when the lock head 100 is in a locked state, the clutch blocking member 90 is located at the blocking position, the front clutch push rod 40 cannot move to the second engaging position, and in order to achieve unlocking, the rear clutch push rod 50 can only be driven by the motor 61 to be located at the first engaging position, and at this time, the clutch blocking member 90 is located at the retreating position. When the control system recognizes that the electric quantity of the battery 110 is lower than the preset value of the control system, the remaining electric quantity of the battery 110 is insufficient for the driving mechanism 60 to use, when the lock head 100 is in the locked state, the motor 61 drives the clutch blocking member 90 to move to the yielding position in advance, so that the clutch blocking member 90 gives up a part of the space of the second insertion hole 71 for the front clutch push rod 40 to engage with the dial sleeve 70, and at the moment, the front clutch push rod 40 is pushed to move to enter the space given out by the clutch blocking member 90 to engage with the dial sleeve 70. The motor 61 drives the clutch blocking member 90 to the retreating position, so that a space can be reserved for the front clutch push rod 40, and when the front clutch push rod 40 is in a state of being meshed with the shifting sleeve 70, the rear clutch push rod 50 is in a state of being separated from the front inner container 20, so that the driving mechanism 60 can execute more various functions.

In other embodiments, the clutch block 90 can move between the blocking position, the retracted position and the withdrawn position, as shown in fig. 2, for example, a rotating wheel 63 is fixedly connected to the output shaft 611 of the motor 61, and the rotating wheel 63 rotates to drive the clutch block 90 to move axially. The rotating wheel 63 has an end surface in contact with the clutch stopper 90, and the end surface has a first position 631, a second position 632, and a third position 633, and the distances from the first position 631, the second position 632, and the third position 633 to the motor 61 are sequentially reduced. When the motor 61 drives the rotating wheel 63 to rotate to the first position 631 and contact with the clutch blocking member 90, the clutch blocking member 90 is located at the blocking position, the rear clutch push rod 50 is located at the first engaging position, when the motor 61 drives the rotating wheel 63 to rotate to the second position 632 and contact with the clutch blocking member 90, the clutch blocking member 90 is located at the yielding position, the rear clutch push rod 50 is located at the second disengaging position, when the motor 61 drives the rotating wheel 63 to rotate to the third position 633 and contact with the clutch blocking member 90, the clutch blocking member 90 is located at the withdrawing position, and the rear clutch push rod 50 is located at the first disengaging position.

For another example, the lock head 100 includes a driving member for driving the clutch block 90 to move, and when the lock head 100 is powered above a predetermined value and in a locked state, the driving member always keeps the clutch block 90 in the blocking position, and the rear clutch push rod 50 can only be driven to move by the driving mechanism 60 to unlock. When the electric quantity of the lock head 100 is lower than the preset value and is in a locking state, the driving mechanism 60 cannot work, the rear clutch push rod 50 is separated from the front liner 20, the driving piece drives the clutch blocking piece 90 to retreat from a blocking position, and the front clutch push rod 40 is pushed to realize the engagement of the front clutch push rod 40 and the dial sleeve 70.

Further, as shown in fig. 3 and 4, the lock head 100 includes a front knob assembly 200 and a rear knob assembly 300, the front knob assembly 200 is fixedly connected to the front inner container 20, and the rear knob assembly 300 is fixedly connected to the rear inner container 30; when the lock head 100 is in the first unlocking state, the front knob assembly 200 can drive the dial sleeve 70 to synchronously rotate through the front inner container 20 and the rear clutch push rod 50; when the lock cylinder 100 is in the second unlocking state, the front knob assembly 200 can drive the dial sleeve 70 to synchronously rotate through the front inner container 20 and the front clutch push rod 40. The user can rotate the dial sleeve 70 by rotating the front knob assembly 200 or the rear knob assembly 300, which is convenient for the user to operate.

In the present embodiment, the battery 110 is disposed on the rear knob assembly 300, and the battery 110 is electrically connected to the motor 61. The lock core 210 and the side column 230 are arranged in the front knob assembly 200, the side column 230 is provided with a butting part 231 used for butting against the front clutch push rod 40, the lock core 210 is internally provided with a plurality of lock core blades 220 matched with the tooth form of the key 400, the lock holes are jointly limited by the lock core blades 220, each lock core blade 220 is provided with a blade groove 221, when no key 400 is inserted into the lock hole or the tooth form of the inserted key 400 is not matched with the lock core blade 220, the blade grooves 221 of two adjacent lock core blades 220 are staggered, and after the key 400 with the correct tooth form is inserted into the lock hole, the blade grooves 221 on all the lock core blades 220 are aligned and located on the same straight line. When the key 400 is engaged with each of the key cylinder blades 220, the side post 230 enters the blade groove 221, and the abutment portion 231 pushes the front clutch push rod 40 to move and engage with the rear inner container 30 during the process that the side post 230 enters the blade groove 221. That is, the key 400 with the correct tooth shape can be used to unlock the lock through the front clutch push rod 40, the correct key 400 only needs to be inserted in the process, and the unlocking can only be performed when the electric quantity of the battery 110 is lower than the preset value by using the key 400, the front clutch push rod 40 and the rear clutch push rod 50 are respectively suitable for the condition that the electric quantity of the battery 110 is lower than the preset value and the electric quantity of the battery 110 is higher than the preset value, so that the lock 100 can have different unlocking modes under different conditions, and the unlocking mode of the lock 100 is more intelligent.

In addition, the front knob assembly 200 is provided with a trigger part, and when the trigger part is triggered, the driving mechanism 60 drives the rear clutch push rod 50 to be engaged with the front inner container 20. The rear clutch push rod 50 is driven by the driving mechanism 60 controlled by the trigger part, and is not driven by the key 400, so that the unlocking mode is more intelligent.

The trigger portion can be through the fingerprint, mode realization such as digital code triggers, of course, in some embodiments, the trigger portion also can be through wireless mode such as bluetooth triggers, after the trigger portion is triggered, the controller discerns to verify and passes through, be equivalent to received the instruction of unblanking, then controller control motor 61 rotates, motor 61 drive rearmounted separation and reunion push rod 50 removes to first meshing position, it can drive back inner bag 30 rotatory through preceding inner bag 20 and rearmounted separation and reunion push rod 50 to rotate knob subassembly 200, thereby it is rotatory to drive the cover 70 of dialling of relative back inner bag 30 circumference locking.

As shown in fig. 5 and 6, when the door is closed, when the electric quantity of the battery 110 is higher than the predetermined value and the lock 100 is in a locked state, the clutch blocker 90 is located at the blocking position, the front clutch push rod 40 cannot move to the second engaging position, the motor 61 can only drive the rear clutch push rod 50 to be located at the first engaging position to unlock, and when the rear clutch push rod 50 is located at the first engaging position, the front knob assembly 200 can be rotated to drive the dial sleeve 70 to rotate through the front inner container 20 and the rear clutch push rod 50.

As shown in fig. 7 and 8, when the charge of the battery 110 is lower than the preset value, and the lock cylinder 100 is in the locked state, the motor 61 drives the clutch blocker 90 to move to the retracted position in advance, the clutch blocking piece 90 allows a part of space of the second inserting hole to be engaged with the front clutch push rod 40 and the rear inner container 30, the remaining electric quantity of the battery 110 is not enough for the driving mechanism 60 to continuously drive the rear clutch push rod 50 and the clutch blocking piece 90 to move, the front inner container 20 can be engaged with the shifting sleeve 70 only through the front clutch push rod 40, the key 400 with the correct tooth form is inserted into the locking hole, the front clutch push rod 40 can be pushed to move through the abutting part 231 on the side column 230 and can enter the space allowed by the clutch blocking piece 90 to be engaged with the shifting sleeve 70, and the front knob assembly 200 can be rotated to drive the shifting sleeve 70 to rotate through the front inner container 20 and the front clutch push rod 40. As long as the trip blocker 90 moves to the retracted position in advance, the lock can be unlocked by the key 400 even if the battery 110 is depleted.

In other embodiments, when the battery 110 has a lower charge than a predetermined value, the key 400 may also directly drive the front clutch push rod 40 to move to the second engagement position, for example, as shown in fig. 9, one end of the side post 230 is provided with a stop member 232, and the side post 230 and the stop member 232 form an "L" shaped structure; the side post 230 is provided with a through hole 233 into which the key 400 is inserted. When the tooth shape of the key 400 is engaged with each of the key cylinder blades 220, the side post 230 enters the blade groove 221, so that the key 400 can be inserted into the through hole 233, and one end of the key 400 can push the front clutch push rod 40 to enter the second engagement position. When no key 400 is inserted into the lock hole or the tooth profile of the inserted key 400 is not matched with the key cylinder blade 220, the side column 230 cannot enter the blade groove 221, the through hole 233 on the stop member 232 is staggered with the key 400, and the key 400 cannot pass through the through hole 233 to be in contact with the front clutch push rod 40, so that the front clutch push rod 40 cannot be pushed into the second meshing position.

The key 400 may be a general mechanical key or an ID key. When the key 400 is a general mechanical key, the key 400 can be unlocked only when the battery 110 is charged below a preset value.

If the key 400 is an ID key, correspondingly, an ID reading part matched with the ID key is arranged in the lock hole, when the battery 110 is higher than a preset value, when the ID key with correct tooth profile is inserted into the lock hole, the ID reading part can read the ID on the key 400, after the ID is successfully read, the controller receives a signal of successful reading, and controls the motor 61 to drive the clutch blocking part 90 to move to the exit position, the rear clutch push rod 50 enters the first meshing position, meanwhile, the key 400 also drives the front clutch push rod 40 to enter the second meshing position, namely, when the battery 110 is higher than the preset value, if the ID key with correct tooth profile is used for unlocking, the rear clutch push rod 50 enters the first meshing position, the front clutch push rod 40 enters the second meshing position, and the front knob assembly 200 drives the dial sleeve 70 to rotate through the front clutch push rod 40 and the rear clutch push rod 50. When the electric quantity of the battery 110 is lower than the preset value, the controller controls the motor 61 to drive the clutch blocking piece 90 to move to the yielding position, the rear clutch push rod 50 moves to the second separating position, the ID key with the correct tooth shape is inserted into the lock hole to drive the front clutch push rod 40 to enter the second meshing position, the controller cannot control the motor 61 to drive the clutch blocking piece 90 to move to the yielding position and the rear clutch push rod 50 to move to the first meshing position when the ID reading code in the lock hole reads the correct ID information on the key 400, namely when the electric quantity of the battery 110 is lower than the preset value, the ID key is equivalent to a common mechanical key.

In some embodiments, the lock head 100 further has a wake-up structure, generally, the lock head 100 is in a standby state, and when the lock needs to be unlocked, the controller is waken up through the wake-up structure, so that the electric quantity of the battery 110 can be saved, and the service time of the battery 110 can be prolonged.

The embodiment of the second aspect of the present application provides a lock, which includes a lock bolt and the lock head 100 provided in the embodiment of the first aspect, and the dial sleeve 70 is rotated to be able to toggle the lock bolt to unlock or lock. The lockset is provided with a rear clutch push rod 50 and a front clutch push rod 40, a user can realize the linkage of the front inner container 20 and the shifting sleeve 70 by the engagement of the rear clutch push rod 50 and the front inner container 20 or the engagement of the front clutch push rod 40 and the shifting sleeve 70, namely, two linkage modes of realizing the front inner container 20 and the shifting sleeve 70 are provided, two unlocking modes are correspondingly provided, when one clutch push rod cannot realize the engagement, the other clutch push rod can be engaged, the lockset can be ensured to normally work, and the service life of the lockset can be prolonged.

In this embodiment, the structure and function of the lock will be described as if the lock is applied to a door. When the lockset is applied to a door, the lock tongue can be used for locking or unlocking the door only by matching with the clamping groove on the doorframe. In this embodiment, the latch bolt is rotatably connected to the dial sleeve 70, and the rotation of the dial sleeve 70 can drive the latch bolt to move linearly relative to the lock case 10, so that the latch bolt can enter or exit from the slot on the door frame, thereby opening or locking the door. When the spring bolt inserts the draw-in groove on the door frame, the realization is closed the door, if unblank from the door, it can drive group cover 70 through back inner bag 30 and rotate thereby make the spring bolt withdraw from the draw-in groove on the door frame to rotate back knob subassembly 300, then can realize opening the door, when the door was inside, direct rotation back knob subassembly 300 can drive back inner bag 30 and rotate, thereby make the spring bolt withdraw from the draw-in groove, when opening the door outside, need through leading separation and reunion push rod 40 or rearmounted separation and reunion push rod 50 with preceding inner bag 20 with dial cover 70 meshing, rotate preceding knob subassembly 200 again, thereby it rotates to drive group cover 70 through preceding inner bag 20, so that the spring bolt withdraws from the draw-in groove of door frame and realizes opening the door. Of course, the latch tongue may be connected to the dial sleeve 70 in other ways.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A lock head is characterized by comprising a lock shell, a front inner container, a rear inner container, a front clutch push rod, a rear clutch push rod, a shifting sleeve and a driving mechanism, wherein the front inner container and the rear inner container are arranged in the lock shell, and the shifting sleeve is locked relative to the rear inner container in the circumferential direction;

the front clutch push rod is movably arranged in the front inner container;

the rear clutch push rod is movably arranged in the rear inner container;

the driving mechanism is used for driving the rear clutch push rod to move;

when the lock head is in a locking state, the front clutch push rod is separated from the shifting sleeve, the rear clutch push rod is separated from the front liner, and the front liner can idle relative to the shifting sleeve;

when the lock head is in a first unlocking state, the rear clutch push rod is meshed with the front inner container, the front clutch push rod is separated from the shifting sleeve, and the front inner container can drive the shifting sleeve to synchronously rotate through the rear clutch push rod;

when the lock head is in a second unlocking state, the front clutch push rod is meshed with the shifting sleeve, the rear clutch push rod is separated from the front liner, and the front liner can drive the shifting sleeve to synchronously rotate through the front clutch push rod.

2. The lock cylinder according to claim 1, further comprising a clutch block and a battery for powering the drive mechanism;

the clutch blocking piece is provided with a blocking position for blocking the front clutch push rod from being meshed with the shifting sleeve;

when the lock head is in the locking state and the battery power is higher than a preset value, the clutch blocking piece is located at the blocking position;

when the lock head is in the locking state and the electric quantity of the battery is lower than a preset value, the clutch blocking piece exits from the blocking position and the rear clutch push rod is separated from the front inner container.

3. The lock cylinder according to claim 2, wherein the clutch blocker has a withdrawn position that gives room to allow the front clutch plunger to engage with the dial sleeve, and the rear clutch plunger has a first engaging position that engages with the front inner container and a first disengaging position that disengages from the front inner container;

the rear clutch push rod and the clutch blocking piece are both driven by the driving mechanism, and when the driving mechanism drives the clutch blocking piece to move to the withdrawing position, the rear clutch push rod is driven to the first engaging position;

when the driving mechanism drives the clutch blocking piece to move to the blocking position, the rear clutch push rod is driven to the first separation position.

4. The lock cylinder according to claim 3, characterized in that said rear clutch push rod further has a second disengaged position disengaged from said front inner container, said second disengaged position being located between said first disengaged position and said first engaged position;

the front clutch push rod is provided with a second engagement position engaged with the shifting sleeve, the clutch blocking piece is further provided with a yielding position which gives a space to allow the front clutch push rod to enter the second engagement position, and the yielding position is located between the blocking position and the yielding position;

when the driving mechanism drives the clutch blocking piece to move to the yielding position, the rear clutch push rod is driven to the second separation position.

5. The lock head according to claim 3, wherein the driving mechanism includes a motor and a spring movably sleeved on an output shaft of the motor, the output shaft is provided with a cross shaft, the cross shaft radially penetrates through the spring, and the rear clutch push rod is connected to the spring;

the output shaft can drive the rear clutch push rod to enter or exit the first meshing position through the spring in rotation.

6. The lock cylinder according to claim 5, characterized in that the clutch block is screwed to the output shaft, the rotation of which can drive the clutch block to move; the moving direction of the rear clutch push rod is opposite to the moving direction of the clutch blocking piece.

7. The lock cylinder according to any one of claims 2 to 6, characterized in that it further comprises a controller;

when the lock head is in the locking state and the battery power is higher than a preset value, the controller controls the driving mechanism to act according to an unlocking instruction so as to enable the rear clutch push rod to be meshed with the front inner container;

when the lock head is in the locking state and the electric quantity of the battery is lower than a preset value, the controller controls the driving mechanism to act so that the clutch blocking piece exits from the blocking position and the rear clutch push rod is separated from the front inner container.

8. The lock head according to claim 7, further comprising a front knob assembly and a rear knob assembly, wherein the front knob assembly is fixedly connected to the front inner container, and the rear knob assembly is fixedly connected to the rear inner container;

when the lock head is in a first unlocking state, the front knob assembly can drive the shifting sleeve to synchronously rotate through the front inner container and the rear clutch push rod;

when the lock head is in a second unlocking state, the front knob assembly can drive the shifting sleeve to synchronously rotate through the front inner container and the front clutch push rod.

9. The lock cylinder according to claim 8, wherein a locking hole is formed in the front knob assembly, and a key with a correct tooth shape is inserted into the locking hole to push the front clutch push rod to move and engage with the dial sleeve.

10. The lock cylinder according to claim 9, wherein the front knob assembly includes a side post and a plurality of cylinder blades that mate with the teeth of the key; the lock hole is defined by the lock cylinder blades together, and a blade groove is formed in each lock cylinder blade; the side column is provided with a butting part which is used for butting against the front clutch push rod;

when the key is matched with each lock cylinder blade, the side column enters the blade groove, and the butting part pushes the front clutch push rod to move and is meshed with the shifting sleeve in the process that the side column enters the blade groove.

11. The lock cylinder according to claim 8, wherein the front knob assembly includes a trigger portion, and when the trigger portion is triggered, the driving mechanism drives the rear clutch push rod to pass through the dial sleeve to engage with the front cylinder.

12. A lock, characterized in that, it includes a lock tongue and the lock head of any one of claims 1-11, the rotation of the dial sleeve can shift the lock tongue to unlock or lock.