CN112282512A

CN112282512A - Double-control lock cylinder with novel clutch structure

Info

Publication number: CN112282512A
Application number: CN202011228249.XA
Authority: CN
Inventors: 梅江; 赵海龙
Original assignee: Hangzhou Xiaoan Wulian Technology Co ltd
Current assignee: Hangzhou Xiaoan Wulian Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-01-29

Abstract

The invention relates to a double-control lock cylinder with a new clutch structure, which comprises an outer handle, an inner handle, an outer handle mandrel, an inner handle mandrel, a lock cylinder shell and a lock cylinder thumb wheel, wherein a thumb wheel mounting groove, a first axial mounting hole and a second axial mounting hole are formed in the lock cylinder shell and are respectively arranged on two sides of the thumb wheel mounting groove, the lock cylinder thumb wheel is mounted in the thumb wheel mounting groove, one end of the inner handle mandrel is fixedly connected with the inner handle, the other end of the inner handle mandrel penetrates through the first axial mounting hole to be clamped with the lock cylinder thumb wheel, a rotating sleeve is mounted in the second axial mounting hole, one end of the outer handle mandrel is fixedly connected with the outer handle, the other end of the outer handle mandrel extends into the second axial mounting hole to be clamped with the rotating sleeve, and the double-control lock cylinder comprises a clutch sleeve, a first clutch control mechanism and a second. The inner handle can be directly unlocked, clutch control is required only when the outer handle is unlocked, and the invention has the advantages of simple and reliable structure, safe and convenient use, strong universality and the like.

Description

Double-control lock cylinder with novel clutch structure

Technical Field

The invention relates to a lock core, in particular to a double-control lock core with a novel clutch structure.

Background

The lock core is a main part for controlling the unlocking of the lock, is the heart of the lock, and can realize the opening and closing of the lock by driving the movement of the lock bolt through the rotation of the lock core, so that the structure of the lock core determines the unlocking mode of the lock and the safety performance of the lock.

At present, in the field of door locks, the mechano-electronic double-control lock cylinder is safer and more convenient than the traditional mechanical lock cylinder, so that the mechanical-electronic double-control lock cylinder is popular among consumers and is more and more widely applied.

However, most of the mechatronic double-control lock cylinders in the prior art have the problems of complex clutch structure, poor reliability and the like, and further improvement is needed for the problems.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the mechanical-electronic double-control lock cylinder which is simple, convenient and reliable in structure, safe and convenient to use and high in universality.

The purpose of the invention is realized by the following technical scheme:

a double-control lock cylinder with a novel clutch structure comprises an outer handle, an inner handle, an outer handle mandrel, an inner handle mandrel, a lock cylinder shell and a lock cylinder thumb wheel, wherein the lock cylinder shell is provided with a thumb wheel mounting groove, a first axial mounting hole and a second axial mounting hole which are respectively arranged on two sides of the thumb wheel mounting groove and axially communicated with the thumb wheel mounting groove, and the lock cylinder thumb wheel is rotatably mounted in the thumb wheel mounting groove; one end of the inner handle mandrel is fixedly connected with the inner handle, the other end of the inner handle mandrel penetrates through the first axial mounting hole to be clamped with the lock cylinder shifting wheel, a rotating sleeve is mounted in the second axial mounting hole, one end of the outer handle mandrel is fixedly connected with the outer handle, and the other end of the outer handle mandrel extends into the second axial mounting hole to be clamped with the rotating sleeve; the lock cylinder shifting wheel is characterized by further comprising a clutch sleeve, the clutch sleeve is circumferentially fixed and axially movably mounted at one end, close to the lock cylinder shifting wheel, of the rotary sleeve, a transmission convex part is arranged on the clutch sleeve, a transmission groove is formed in the lock cylinder shifting wheel, when the transmission convex part moves along the axial direction of the clutch sleeve, close to the lock cylinder shifting wheel, and is clamped into the transmission groove, the rotary sleeve and the lock cylinder shifting wheel are in a joint state, and when the transmission convex part moves along the axial direction of the clutch sleeve, opposite to the lock cylinder shifting wheel, and is separated from the transmission groove, the rotary sleeve and the lock cylinder shifting wheel are in a separation state; the clutch device comprises a lock cylinder rotor arranged in the rotating sleeve, and the lock cylinder rotor can generate axial displacement and drive the clutch sleeve to axially move according to the insertion rotation operation of an external key matched with the lock cylinder rotor.

Furthermore, the transmission assembly comprises a first rotating shaft, a second rotating shaft and a clutch deflector rod which are sequentially arranged along the axial direction, the first rotating shaft and the second rotating shaft are both arranged in the inner handle mandrel, one end of the first rotating shaft is connected with the output end of the motor, the other end of the first rotating shaft is axially provided with a transmission chute, one end of the second rotating shaft is provided with a transmission rod part which extends into the transmission chute and is in circumferential transmission axial sliding fit with the transmission chute, the other end of the second rotating shaft is in axial transmission fit with one end of the clutch deflector rod, the other end of the clutch deflector rod is in axial transmission fit with the clutch sleeve, the outer wall of the second rotating shaft is circumferentially provided with a first spiral groove, the inner handle mandrel is provided with a first limiting pin which extends into the first spiral groove, the rotary motion of the second rotating shaft can generate axial displacement under the matching action of the first spiral groove and the first limiting pin, and then the clutch sleeve is driven by the clutch deflector rod to do, the transmission assembly further comprises a first spring which is sleeved on the clutch shift lever, one end of the first spring abuts against the second rotating shaft, and the other end of the first spring abuts against the clutch sleeve.

Furthermore, one end of the clutch driving lever, which is in axial transmission fit with the clutch sleeve, penetrates through the clutch sleeve and is provided with a first convex shoulder, a first stopping step is convexly arranged on the inner wall of one end, which is far away from the first convex shoulder, of the clutch sleeve, and a second spring is abutted between the first convex shoulder and the first stopping step.

Furthermore, one side of the first convex shoulder, which is back to the clutch sleeve, is in abutting fit with the inner end of the lock cylinder rotor, a second convex shoulder is arranged at one end of the clutch shift lever, which is in axial transmission fit with the second rotating shaft, an opening sliding groove for the second convex shoulder to be embedded and capable of axially sliding in is arranged at one end of the second rotating shaft, which is in axial transmission fit with the clutch shift lever, and a second stopping step which is in abutting fit with the second convex shoulder is formed at the axial outer end of the opening sliding groove.

Furthermore, a second spiral groove is hollowed in the peripheral wall of the rotating sleeve, a second limiting pin extending into the second spiral groove is arranged on the lock cylinder rotor, and the rotating motion of the lock cylinder rotor can generate axial displacement under the matching action of the second limiting pin and the second spiral groove so as to drive the clutch sleeve to perform axial clutch motion through the clutch deflector rod.

Furthermore, a key slot is axially arranged on the lock cylinder rotor, the spindle of the outer handle axially penetrates through the outer handle, a key insertion hole which axially penetrates through the spindle of the outer handle and is communicated with the key slot is formed in the spindle of the outer handle, and the outer end of the outer handle is detachably connected with a decorative cover which is used for covering and hiding the inlet end of the key insertion hole.

Further, the outer end of outer handle is equipped with a lug seat respectively in radial both sides, all articulates in each lug seat has a movable buckle, the buckling parts of activity buckle expose in the lug seat, the dorsad of activity buckle one side butt joint of buckling parts has and is used for making the buckling parts keeps the third spring that exposes the trend, the dress trim cover have towards the open trepanning of outer handle, the dress trim cover passes through trepanning overcoat in on the outer end of outer handle and two lug seats, be equipped with the catching groove that the buckling parts of the activity buckle that supplies to correspond buckled respectively on the both sides wall of trepanning.

Furthermore, the outer handle is slidably sleeved on the outer handle mandrel, a first positioning long groove is formed in the outer wall of the outer handle mandrel along the axial direction, a first screw hole is radially formed in the peripheral wall of the outer handle, and the first screw hole is fixedly connected with any position of the first positioning long groove through a first locking screw; the inner handle is in sliding fit with the inner handle mandrel in a sliding mode, a second positioning long groove is formed in the outer wall of the inner handle mandrel in the axial direction, a second screw hole is radially formed in the peripheral wall of the inner handle, and the second screw hole is fixedly connected with any position of the second positioning long groove through a second locking screw.

Furthermore, a main control board used for controlling the motor, a lithium battery electrically connected with the main control board and a charging board are arranged in the inner handle, a charging interface exposed out of the inner handle is arranged on the charging board, and a Bluetooth module in communication connection with an external mobile terminal is arranged on the main control board.

Furthermore, an open slot facing the opening of the lock cylinder shifting wheel is arranged on the peripheral wall of one end of the rotating sleeve close to the lock cylinder shifting wheel, and a transmission convex part of the clutch sleeve is embedded into the open slot and can axially slide in the open slot.

Compared with the prior art, the invention has the following beneficial effects:

1) in the invention, the inner handle can be directly unlocked without clutch control, and clutch control is only required when the outer handle is unlocked, so that the clutch control structure of the lock cylinder is greatly simplified, and the use is convenient.

2) The first clutch control mechanism and the second clutch control mechanism are axially arranged in the lock cylinder, and the two clutch control mechanisms control the clutch in a way that the rotating shaft moves linearly along the circumferential direction in a rotating manner, so that the limited space in the lock cylinder can be reasonably utilized, the lock cylinder is compact in structure and small in size, and the transmission reliability can be improved.

3) According to the invention, the two clutch control mechanisms and the main control board are arranged in the lock cylinder shell and the inner handle, and the lock cylinder shell and the inner handle are respectively positioned inside and inside the door body when the lock cylinder is installed and used, so that a lawbreaker can be prevented from unlocking from the outside of the door body by a destructive means, and the use safety is further improved.

4) According to the invention, the axial positions of the outer handle and the inner handle are adjustable, so that the lock cylinder can meet the installation and use requirements of various door plates with different thickness specifications, the application range of the lock cylinder is further improved, and the universality is strong.

Drawings

Fig. 1 is a perspective view of the twin lock cylinder of the present invention.

Fig. 2 is a schematic cross-sectional view of a twin lock cylinder of the present invention.

Fig. 3 is an enlarged schematic view of a in fig. 2.

Fig. 4 is an exploded view of the twin lock cylinder of the present invention.

Fig. 5 is a schematic view of the internal structure of the double-control lock cylinder of the invention.

Fig. 6 is a schematic view showing the assembly and disassembly of the key cylinder thumb wheel, the clutch sleeve and the rotating sleeve.

FIG. 7 is an exploded view of the first and second shafts, the clutch lever and the clutch sleeve.

Fig. 8 is an exploded view of the inner handle of the present invention.

Fig. 9 is a schematic top view of a twin lock cylinder of the present invention.

Fig. 10 is a schematic cross-sectional view of B-B in fig. 9.

Fig. 11 is an exploded view of the installation of the trim cover of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following examples, which are given in the accompanying drawings.

As shown in fig. 1 to 11, the double-control lock cylinder with a new clutch structure according to the embodiment of the present invention includes an outer handle 1, an inner handle 2, an outer handle spindle 3, an inner handle spindle 4, a lock cylinder housing 5, and a lock cylinder thumb wheel 6. The lock cylinder shell 5 is provided with a thumb wheel mounting groove 501, a first axial mounting hole 502 and a second axial mounting hole 503 which are respectively arranged on two sides of the thumb wheel mounting groove 501 and axially run through the thumb wheel mounting groove 501, and the lock cylinder thumb wheel 6 is rotatably mounted in the thumb wheel mounting groove 501. One end of the inner handle mandrel 4 is fixedly connected with the inner handle 2, the other end of the inner handle mandrel passes through the first axial mounting hole 502 to be clamped with the lock cylinder shifting wheel 6, the rotating sleeve 7 is mounted in the second axial mounting hole 503, one end of the outer handle mandrel 3 is fixedly connected with the outer handle 1, and the other end of the outer handle mandrel extends into the second axial mounting hole 503 to be clamped with the rotating sleeve 7.

The double-control lock core also comprises a clutch sleeve 8, and the clutch sleeve 8 is circumferentially fixed and axially movably arranged at one end of the rotating sleeve 7 close to the lock core thumb wheel 6. The clutch sleeve 8 is provided with a transmission convex part 801, and the lock cylinder thumb wheel 6 is provided with a transmission groove 601. When the transmission convex part 801 is clamped into the transmission groove 601 by moving the clutch sleeve 8 towards the axial direction of the lock cylinder thumb wheel, the rotating sleeve 7 and the lock cylinder thumb wheel 6 are in a joint state, and at the moment, the lock cylinder thumb wheel 6 can be driven to carry out unlocking action by rotating the outer handle 1. When the transmission convex part 801 moves along the axial direction of the clutch sleeve 8 back to the lock cylinder thumb wheel 6 and is separated from the transmission groove 601, the rotating sleeve 7 and the lock cylinder thumb wheel 6 are in a disengaging state, and at the moment, the rotating outer handle 1 cannot drive the lock cylinder thumb wheel 6 to carry out unlocking action.

In one embodiment of the present invention, the peripheral wall of the rotating sleeve 7 near the lock cylinder dial 6 is provided with an open slot 71 opening toward the lock cylinder dial 6, and the transmission convex portion 801 of the clutch sleeve 8 is embedded in the open slot 71 and can axially slide therein, so that the clutch sleeve 8 is circumferentially fixed and axially movably mounted at the end of the rotating sleeve 7 near the lock cylinder dial 6, in other words, the clutch sleeve 8 can axially move on the rotating sleeve 7 along the open slot 71, and at the same time, the rotating movement of the rotating sleeve 7 can drive the clutch sleeve 8 to rotate therewith.

The double-control lock core further comprises a first clutch control mechanism and a second clutch control mechanism which are used for controlling the clutch sleeve 8 to axially move so as to enable the rotary sleeve 7 to be connected with or disconnected from the lock core thumb wheel 6, the first clutch control mechanism comprises a motor 9 arranged in the inner handle mandrel 4 and a transmission component 10 in transmission connection with the motor 9, the rotary motion of the motor 9 can drive the clutch sleeve 8 to axially move through the transmission component 10, the second clutch control mechanism comprises a lock core rotor 11 arranged in the rotary sleeve 7, and the lock core rotor 11 can generate axial displacement and drive the clutch sleeve 8 to axially move according to the insertion and rotation operation of an external key matched with the lock core rotor 11.

Specifically, the transmission assembly 10 includes a first rotation shaft 101, a second rotation shaft 102 and a clutch shift lever 103 sequentially arranged along an axial direction, the first rotation shaft 101 and the second rotation shaft 102 are both disposed in the inner handle spindle 4, one end of the first rotation shaft 101 is connected to an output end of the motor 9, the other end is axially provided with a transmission chute 1011, one end of the second rotation shaft 102 is provided with a transmission rod portion 1021 extending into the transmission chute 1011 and axially slidably engaged with the transmission chute in a circumferential direction, the other end is axially engaged with one end of the clutch shift lever 103, the other end of the clutch shift lever 103 is axially engaged with the clutch sleeve 8, the outer wall of the second rotation shaft 102 is provided with a first spiral groove 1022 in the circumferential direction, the inner handle spindle 4 is provided with a first limit pin 401 extending into the first spiral groove 1022, the rotational motion of the second rotation shaft 102 can generate axial displacement under the engagement of the first spiral groove 1022 and the first limit pin 401, and then the clutch shift lever 103 drives the clutch sleeve 8, the transmission assembly 10 further includes a first spring 104 sleeved on the clutch shift lever 103, and one end of the first spring abuts against the second rotating shaft 102, and the other end of the first spring abuts against the clutch sleeve 8.

In an embodiment of the present invention, to realize the circumferential transmission axial sliding fit between the transmission rod portion 1021 and the transmission sliding groove 1011, the transmission sliding groove 1011 is a square groove, and the transmission rod portion 1021 is a square rod body adapted to the square groove, so that on one hand, the rotation motion of the first rotating shaft 101 can drive the second rotating shaft 102 to rotate therewith, and on the other hand, the second rotating shaft 102 can axially move relative to the first rotating shaft 101.

In the invention, one end of the clutch shift lever 103, which is in axial transmission fit with the clutch sleeve 8, penetrates through the clutch sleeve 8 and is provided with a first shoulder 1031, the inner wall of one end of the clutch sleeve 8, which is far away from the first shoulder 1031, is convexly provided with a first stopping step 802, and a second spring 12 is abutted between the first shoulder 1031 and the first stopping step 802.

Further, one side of the first protruding shoulder 1031 facing away from the clutch sleeve 8 abuts against and is matched with the inner end of the lock cylinder rotor 11, one end of the clutch shift lever 103, which is in axial transmission fit with the second rotating shaft 102, is provided with a second protruding shoulder 1032, one end of the second rotating shaft 102, which is in axial transmission fit with the clutch shift lever 103, is provided with an opening sliding groove 1023, which is embedded by the second protruding shoulder 1032 and can axially slide in the opening sliding groove 1023, and a second stopping step 1024 which abuts against and is matched with the second protruding shoulder 1032 is formed at the axial outer end of the opening sliding groove 1023.

Furthermore, a second spiral groove 701 is hollowed in the peripheral wall of the rotating sleeve 7, a second limit pin 111 extending into the second spiral groove 701 is arranged on the lock cylinder rotor 11, and the rotational motion of the lock cylinder rotor 11 can be axially displaced under the matching action of the second limit pin 111 and the second spiral groove 701, so that the clutch sleeve 8 is driven by the clutch shift lever 103 to perform axial clutch motion.

In the invention, a key slot 112 is axially arranged on the lock cylinder rotor 11, the outer handle mandrel 3 axially penetrates through the outer handle 1, a key insertion hole 301 which axially penetrates through the outer handle mandrel and is communicated with the key slot 112 is arranged on the outer handle mandrel 3, and an external key is inserted into the key slot 112 on the lock cylinder rotor 11 from the key insertion hole 301 during mechanical unlocking operation. In addition, the outer end of the outer handle 1 is detachably connected with a decorative cover 13 which is used for covering and hiding the inlet end of the key insertion hole 301, when the lock is not unlocked usually, the decorative cover 13 covers and hides the inlet end of the key insertion hole 301, so that foreign matters such as dust and insects can be prevented from entering, a curiosity person or a thief can be prevented from maliciously picking the lock, meanwhile, the appearance is ensured, and when the key is required to be inserted for unlocking, the decorative cover 13 is opened.

In the present invention, two lug seats 14 are respectively arranged at two radial sides of the outer end of the outer handle 1, a movable buckle 15 is hinged in each lug seat 14, a buckling portion 151 of the movable buckle 15 is exposed out of the lug seat 14, a third spring 16 for keeping the buckling portion 151 exposed is abutted on one side of the movable buckle 15 facing away from the buckling portion 151, the decorative cover 13 has a trepan boring 131 facing the opening of the outer handle 1, the decorative cover 13 is externally sleeved on the outer end of the outer handle 1 and the two lug seats 14 through the trepan boring 131, and two side walls of the trepan boring 131 are respectively provided with a

catching groove

1311, 1312 for the buckling portion 151 of the corresponding movable buckle 15 to be buckled in. When the decoration cover 13 needs to be opened, the decoration cover 13 is pulled out in the axial direction, so that the fastening portions 151 of the movable fasteners 15 on both sides of the outer handle 1 are pulled out of the

fastening grooves

1311, 1312 on both side walls of the trepan boring 131.

In the invention, an outer handle 1 is slidably sleeved on an outer handle mandrel 3, a first positioning long groove 302 is axially arranged on the outer wall of the outer handle mandrel 3, a first screw hole 161 is radially arranged on the peripheral wall of the outer handle 1, and the first screw hole 161 is fixedly connected with any position of the first positioning long groove 302 through a first locking screw 17; the inner handle 2 is slidably sleeved on the inner handle mandrel 4, a second positioning long groove 402 is axially formed in the outer wall of the inner handle mandrel 4, a second screw hole 201 is radially formed in the peripheral wall of the inner handle 2, and the second screw hole 201 is fixedly connected with any position of the second positioning long groove 402 through a second locking screw 18. The structure enables the axial positions of the outer handle 1 and the inner handle 2 to be adjustable, and during specific adjustment, the first locking screw 17 or the second locking screw 18 is firstly loosened, then the outer handle 1 or the inner handle 2 is correspondingly moved to a required position, and then the first locking screw 17 or the second locking screw 18 is locked to the corresponding position of the first positioning long groove 302 or the second positioning long groove 402, so that the double-control lock cylinder disclosed by the invention can be suitable for the installation and use requirements of door plates with different thickness specifications.

In the invention, a main control board 19 for controlling the motor 9, a lithium battery 20 electrically connected with the main control board 19 and a charging board 21 are arranged in the inner handle 2, a charging interface 211 exposed out of the inner handle 2 is arranged on the charging board 21, a Bluetooth module in communication connection with an external mobile terminal is arranged on the main control board 19, the external mobile terminal can be a mobile phone, and when the electronic unlocking operation is carried out, a control signal is sent to the main control board 19 through the mobile phone, so that the corresponding operation of the motor 9 is controlled.

According to the double-control lock cylinder, one end of the inner handle core shaft 4 is fixedly connected with the inner handle 2, and the other end of the inner handle core shaft is clamped with the lock cylinder shifting wheel 6, so that when the lock is unlocked in the door, the inner handle 2 is only required to be rotated, and the lock cylinder shifting wheel 6 can be driven by the inner handle core shaft 4 to carry out unlocking action.

When the double-control lock cylinder is unlocked outside a door, the double-control lock cylinder has two unlocking modes of electronic unlocking and mechanical unlocking, and comprises the following specific steps:

when the electronic lock is unlocked, a control signal can be sent to the main control board 19 through a mobile phone connected with the main control board 19 through bluetooth, so that the motor 9 is controlled to drive the first rotating shaft 101 and the second rotating shaft 102 to rotate clockwise, the clockwise rotation of the second rotating shaft 102 can drive the clutch shift lever 103 to axially displace in a direction close to the first rotating shaft 101 under the matching action of the first spiral groove 1022 and the first limit pin 401, then the axial displacement of the clutch shift lever 103 in the direction drives the clutch sleeve 8 to displace along with the first limit stop step 802 through the pressing of the first shoulder 1031 on the second spring 12 and the first limit stop step 802, and a part of the transmission convex part 801 on the clutch sleeve 8 is clamped into the transmission groove 601 of the lock cylinder dial wheel 6, and the other part is kept in the open slot 71 of the rotary sleeve 7, so that the rotary sleeve 7 and the lock cylinder dial wheel 6 are in a joint state, and at the moment, the outer handle 1 can be rotated, The rotating sleeve 7 and the clutch sleeve 8 drive the lock cylinder shifting wheel 6 to carry out unlocking action.

When the lock is mechanically unlocked, the decorative cover 13 on the outer handle 1 is opened, then a key is inserted into the key slot 112 on the lock cylinder rotor 11 from the key insertion hole 301, so that the limit stop component 113 on the lock cylinder rotor 11 is disengaged from the preset limit groove on the inner wall of the rotating sleeve 7, the lock cylinder rotor 11 is in a state of circumferential rotation and axial movement, then the lock cylinder rotor 11 is driven to rotate through the clockwise rotation operation of the key, the rotation motion of the lock cylinder rotor 11 can be axially displaced towards the direction close to the lock cylinder thumb wheel 6 under the cooperation effect of the second limit pin 111 and the second spiral groove 701, and the clutch shift lever 103 is propped against to drive the clutch sleeve 8 to displace along with the second spring 12 and the first stop step 802 through the first shoulder 1031, so that one part of the transmission convex part 801 on the clutch sleeve 8 is clamped into the transmission groove 601 of the lock cylinder thumb wheel 6, and the other part is kept in the opening groove 71 of the rotating sleeve 7, and then the rotating sleeve 7 and the lock cylinder thumb wheel 6 are in a joint state, and the lock cylinder thumb wheel 6 is driven to carry out unlocking action by rotating the outer handle 1 through the outer handle mandrel 3, the rotating sleeve 7 and the clutch sleeve 8 in sequence.

In the present invention, the limit stop assembly 113 on the key cylinder rotor 11 includes a ball set, and a ball spring set and a limit stop block matched with the ball set, which is a conventional technology, and therefore, the present invention is not described in detail again.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made in the claims and the description of the present invention are within the scope of the present invention.

Claims

1. A double-control lock cylinder with a novel clutch structure comprises an outer handle, an inner handle, an outer handle mandrel, an inner handle mandrel, a lock cylinder shell and a lock cylinder thumb wheel, wherein the lock cylinder shell is provided with a thumb wheel mounting groove, a first axial mounting hole and a second axial mounting hole which are respectively arranged on two sides of the thumb wheel mounting groove and axially communicated with the thumb wheel mounting groove, and the lock cylinder thumb wheel is rotatably mounted in the thumb wheel mounting groove; the method is characterized in that:

one end of the inner handle mandrel is fixedly connected with the inner handle, the other end of the inner handle mandrel penetrates through the first axial mounting hole to be clamped with the lock cylinder shifting wheel, a rotating sleeve is mounted in the second axial mounting hole, one end of the outer handle mandrel is fixedly connected with the outer handle, and the other end of the outer handle mandrel extends into the second axial mounting hole to be clamped with the rotating sleeve;

the lock cylinder shifting wheel is characterized by further comprising a clutch sleeve, the clutch sleeve is circumferentially fixed and axially movably mounted at one end, close to the lock cylinder shifting wheel, of the rotary sleeve, a transmission convex part is arranged on the clutch sleeve, a transmission groove is formed in the lock cylinder shifting wheel, when the transmission convex part moves along the axial direction of the clutch sleeve, close to the lock cylinder shifting wheel, and is clamped into the transmission groove, the rotary sleeve and the lock cylinder shifting wheel are in a joint state, and when the transmission convex part moves along the axial direction of the clutch sleeve, opposite to the lock cylinder shifting wheel, and is separated from the transmission groove, the rotary sleeve and the lock cylinder shifting wheel are in a separation state;

the clutch device comprises a lock cylinder rotor arranged in the rotating sleeve, and the lock cylinder rotor can generate axial displacement and drive the clutch sleeve to axially move according to the insertion rotation operation of an external key matched with the lock cylinder rotor.

2. The double-control lock cylinder with the novel clutch structure is characterized in that: the transmission assembly comprises a first rotating shaft, a second rotating shaft and a clutch deflector rod which are sequentially arranged along the axial direction, the first rotating shaft and the second rotating shaft are both arranged in the inner handle mandrel, one end of the first rotating shaft is connected with the output end of the motor, the other end of the first rotating shaft is axially provided with a transmission chute, one end of the second rotating shaft is provided with a transmission rod part which extends into the transmission chute and is in circumferential transmission axial sliding fit with the transmission chute, the other end of the second rotating shaft is in axial transmission fit with one end of the clutch deflector rod, the other end of the clutch deflector rod is in axial transmission fit with the clutch sleeve, the outer wall of the second rotating shaft is circumferentially provided with a first spiral groove, the inner handle mandrel is provided with a first limiting pin which extends into the first spiral groove, the rotary motion of the second rotating shaft can generate axial displacement under the matching action of the first spiral groove and the first limiting pin, and then the clutch sleeve is driven by the clutch deflector rod, the transmission assembly further comprises a first spring which is sleeved on the clutch shift lever, one end of the first spring abuts against the second rotating shaft, and the other end of the first spring abuts against the clutch sleeve.

3. The double-control lock cylinder with the novel clutch structure as claimed in claim 2, characterized in that: one end of the clutch driving lever, which is in axial transmission fit with the clutch sleeve, penetrates through the clutch sleeve and is provided with a first convex shoulder, a first stopping step is convexly arranged on the inner wall of one end, which is far away from the first convex shoulder, of the clutch sleeve, and a second spring is abutted between the first convex shoulder and the first stopping step.

4. The double-control lock cylinder with the novel clutch structure as claimed in claim 3, wherein: one side of the first convex shoulder, which is back to the clutch sleeve, is in abutting fit with the inner end of the lock cylinder rotor, a second convex shoulder is arranged at one end of the clutch shift lever, which is in axial transmission fit with the second rotating shaft, an opening sliding groove is arranged at one end of the second rotating shaft, which is in axial transmission fit with the clutch shift lever, and the second convex shoulder is embedded into the opening sliding groove and can axially slide in the opening sliding groove, and a second stopping step which is in abutting fit with the second convex shoulder is formed at the axial outer end of the opening sliding groove.

5. The double-control lock cylinder with the novel clutch structure is characterized in that: a second spiral groove is hollowed in the peripheral wall of the rotating sleeve, a second limiting pin extending into the second spiral groove is arranged on the lock cylinder rotor, and the rotating motion of the lock cylinder rotor can generate axial displacement under the matching action of the second limiting pin and the second spiral groove so as to drive the clutch sleeve to perform axial clutch motion through the clutch deflector rod.

6. The double-control lock cylinder with the novel clutch structure as claimed in claim 1, 2, 3, 4 or 5, wherein: the lock core rotor is provided with a key slot along the axial direction, the outer handle mandrel axially penetrates through the outer handle, the outer handle mandrel is provided with a key insertion hole which axially penetrates through the outer handle mandrel and is communicated with the key slot, and the outer end of the outer handle is detachably connected with a decorative cover which is used for covering and hiding the inlet end of the key insertion hole.

7. The double-control lock cylinder with the novel clutch structure is characterized in that: the outer end of outer handle is equipped with a lug seat respectively in radial both sides, all articulates in each lug seat has a movable buckle, the buckling parts of activity buckle expose in the lug seat, the dorsad of activity buckle one side butt joint of buckling parts has and is used for making the buckling parts keeps the third spring that exposes the trend, the dress trim cover have towards the open trepanning of outer handle, the dress trim cover passes through trepanning overcoat in on the outer end of outer handle and two lug seats, be equipped with the catching groove that the buckling parts that supply the activity buckle that corresponds were buckled respectively on the both sides wall of trepanning.

8. The double-control lock cylinder with the novel clutch structure as claimed in claim 1, 2, 3, 4 or 5, wherein: the outer handle is sleeved on the outer handle mandrel in a sliding manner, a first positioning long groove is formed in the outer wall of the outer handle mandrel along the axial direction, a first screw hole is formed in the circumferential wall of the outer handle in the radial direction, and the first screw hole is fixedly connected with any position of the first positioning long groove through a first locking screw; the inner handle is in sliding fit with the inner handle mandrel in a sliding mode, a second positioning long groove is formed in the outer wall of the inner handle mandrel in the axial direction, a second screw hole is radially formed in the peripheral wall of the inner handle, and the second screw hole is fixedly connected with any position of the second positioning long groove through a second locking screw.

9. The double-control lock cylinder with the novel clutch structure as claimed in claim 1, 2, 3, 4 or 5, wherein: the charging device comprises an inner handle and an outer handle, wherein a main control board used for controlling the motor, a lithium battery and a charging board are arranged in the inner handle, the lithium battery and the charging board are electrically connected with the main control board, a charging interface exposed out of the inner handle is arranged on the charging board, and a Bluetooth module in communication connection with an external mobile terminal is arranged on the main control board.

10. The double-control lock cylinder with the novel clutch structure as claimed in claim 1, 2, 3, 4 or 5, wherein: an open slot facing the opening of the lock cylinder shifting wheel is arranged on the peripheral wall of one end of the rotating sleeve close to the lock cylinder shifting wheel, and a transmission convex part of the clutch sleeve is embedded into the open slot and can axially slide in the open slot.