CN111395879A

CN111395879A - Electronic lock core with new clutch structure

Info

Publication number: CN111395879A
Application number: CN202010265584.0A
Authority: CN
Inventors: 谢越松; 吴佳瑾; 赵海龙
Original assignee: Hangzhou Xiaoan Wulian Technology Co ltd; Uidt Technology Hangzhou Co ltd
Current assignee: Hangzhou Xiaoan Wulian Technology Co ltd; Uidt Technology Hangzhou Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-07-10

Abstract

The invention relates to an electronic lock core with a novel clutch structure, which comprises an outer handle, an inner handle, an outer handle linkage shaft and an inner handle linkage shaft, the lock core shell, the lock core rotor, lock core thumb wheel and clutch, the lock core rotor rotationally the suit is in the lock core shell, lock core thumb wheel overcoat is in the lock core rotor, clutch includes the separation and reunion rotor, separation and reunion roller and separation and reunion actuating mechanism, the rotatable suit of separation and reunion rotor is in the inside of lock core rotor, be equipped with the roller groove on the perisporium of lock core rotor, separation and reunion roller activity sets up in the roller groove, be equipped with on the outer peripheral face of separation and reunion rotor and be used for supporting complex bellying and depressed part with separation and reunion roller inboard, be equipped with on the lock core thumb wheel inner peripheral surface and be used for with separation and reunion roller outside separation and reunion complex draw-in groove, interior handle passes. The electronic lock cylinder has the advantages of compact structure, high reliability, good safety, convenience in use, strong practicability and the like.

Description

Electronic lock core with new clutch structure

Technical Field

The invention relates to a lock core, in particular to an electronic lock core with a novel clutch structure.

Background

For conventional door lock systems, electronic lock cylinders with electronic unlocking are available on the market for low cost conversion into electronic door locks. Through replacing the lock core of traditional mechanical lock with the electron lock core, just can change traditional mechanical lock system into the electron lock convenient, with low costs, therefore electron lock core is more and more popular by the consumer.

At present, the clutch structure of the electronic lock cylinder mainly has two design modes: one is an external clutch mode, namely a clutch component is arranged in a protective shell between a lock cylinder shell and an external handle, and a driving motor, a circuit control board and the like of the clutch component are arranged in the external handle; the other kind is interior separation and reunion mode, will separate and reunion part and driving motor etc. and wholly put into in the lock core casing, because the lock core casing is the embedding in the internal portion of door under this condition, so can avoid lawless persons to carry out the destructiveness and unblank through aforementioned mode, thereby improve the security performance of lock, however this kind of separation and reunion mode has also brought the problem that lock core casing inner space is occupied by a wide margin by separation and reunion part and driving motor etc. then lead to not having enough space to design mechanical unlocking structure inside the lock core casing, for this reason there is the defect that can not adopt the mechanical key to carry out emergent unblanking, the function is single, user's diversified demand can not.

In addition, when current electronic lock core was in daily shutting state, its interior lock core rotor generally was in by restriction pivoted state, if meet external powerful wrench movement outside handle this moment, then can produce the spacing part of lock core rotor and destroy, then lead to electronic lock core control inefficacy and illegally opened, then can cause the spacing part card to die and can't normally open the electronic lock again, had great potential safety hazard.

Furthermore, the existing electronic lock core cannot realize the linkage of the inner handle and the outer handle, so when the inner handle and the outer handle are both provided with electronic unlocking modules, the electronic unlocking modules on the two handles can only be connected and shared with one control panel by a wire instead of being respectively provided with one corresponding control panel inside the respective handle, otherwise, the connecting wire is easily twisted or twisted off by the rotation operation of the inner handle and the outer handle, and further the reliability of line transmission is influenced.

Finally, the existing electronic lock cylinder can only be adapted to a door plate with one thickness specification, and when the thickness of the door body changes, the electronic lock cylinder with another size specification can only be replaced, so that the use is limited, and the universality and the practicability are poor.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the electronic lock cylinder with a new clutch structure, so that the safety and the reliability of the electronic lock cylinder are improved, the electronic lock cylinder has two functions of electronic unlocking and mechanical unlocking, and meanwhile, the electronic lock cylinder can realize linkage of an inner handle and an outer handle and can meet the installation and use requirements of door plates with different thicknesses and the like.

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

an electronic lock core with a novel clutch structure comprises an outer handle, an inner handle, an outer handle linkage shaft, an inner handle linkage shaft, a lock core shell, a lock core rotor, a lock core thumb wheel and a clutch device, wherein the lock core rotor is rotatably sleeved in the lock core shell, the lock core thumb wheel is sleeved on the lock core rotor, an opening is hollowed in the position, corresponding to the lock core thumb wheel, on the lock core shell, an opening is formed in the clutch device, the clutch device comprises a clutch rotor, a clutch roller and a clutch driving mechanism, the clutch rotor is rotatably sleeved in the lock core rotor, a roller groove is formed in the peripheral wall of the lock core rotor, the clutch roller is movably arranged in the roller groove, a convex part and a concave part which are in abutting fit with the inner side of the clutch roller are arranged on the outer peripheral surface of the clutch rotor, a clamping groove which is in engaging and disengaging fit with the outer side of the clutch, the clutch driving mechanism is used for driving the clutch rotor to do clutch rotation movement, when the clutch rotor rotates to enable the bulge part to be matched with the inner side of the clutch roller in an abutting mode, the outer side of the clutch roller is clamped into a clamping groove on the inner peripheral surface of the lock cylinder shifting wheel to enable the lock cylinder shifting wheel and the lock cylinder rotor to be in a joint state, when the clutch rotor rotates to enable the concave part to be matched with the inner side of the clutch roller in an abutting mode, the outer side of the clutch roller is separated from a clamping groove on the inner peripheral surface of the lock cylinder thumb wheel to enable the lock cylinder thumb wheel and the lock cylinder rotor to be in a separated state, the inner handle and the outer handle are respectively arranged at the inner side and the outer side of the lock cylinder shell, one end of the inner handle linkage shaft is connected with the inner handle, the other end of the inner handle linkage shaft is connected with one end of the lock cylinder rotor, one end of the outer handle linkage shaft is connected with the outer handle, and the other end of the outer handle linkage shaft is connected with the other end of the lock cylinder rotor.

Furthermore, separation and reunion actuating mechanism includes separation and reunion driving lever, driving lever torsional spring, driving lever transmission cover, driving motor and control mainboard, driving motor and driving lever transmission cover all set up in the interior handle, the control mainboard is used for controlling driving motor's operation, driving lever transmission cover with driving motor's output links to each other, separation and reunion driving lever one end with clutch rotor transmission is connected, the other end with driving lever transmission cover links to each other, driving lever torsional spring one end is fixed on the separation and reunion driving lever, the other end is fixed on the clutch rotor.

Furthermore, the clutch driving mechanism further comprises a mechanical lock head, the mechanical lock head is rotatably arranged inside the lock cylinder rotor and located on one side, back to the clutch shift lever, of the clutch rotor, a clutch shift block in transmission connection with the clutch rotor is arranged at one end, facing the clutch rotor, of the mechanical lock head, a key jack facing an opening of the outer handle linkage shaft and a blade mounting groove vertically communicated with the key jack are further arranged on the mechanical lock head, an unlocking blade and a blade spring are arranged in the blade mounting groove, a blade limiting groove used for being matched with the unlocking blade is arranged on the inner peripheral wall of the lock cylinder rotor, a key socket is arranged on the outer handle, and a key through hole used for axially communicating the key jack with the key socket is formed in the outer handle linkage shaft.

Furthermore, one end of the clutch rotor facing the clutch shift lever is provided with a first transmission connecting hole, one end of the clutch rotor facing the clutch shift block is provided with a second transmission connecting hole, the first transmission connecting hole is internally provided with at least one group of first transmission surface and first limit surface which are arranged oppositely along the circumferential direction, the second transmission connecting hole is internally provided with at least one group of second transmission surface and second limit surface which are arranged oppositely along the circumferential direction, the clutch shift lever extends into the first transmission connecting hole and is matched with the first transmission surface in an abutting mode, the clutch shift block extends into the second transmission connecting hole and is matched with the second transmission surface in an abutting mode, when the clutch rotor does clutch rotation movement according to the shifting of the clutch shift lever, one end of the clutch rotor facing the clutch shift block rotates freely relative to the clutch shift block in an area limited between the second transmission surface and the second limit surface, when the clutch rotor rotates in a clutch mode according to shifting of the clutch shifting block, one end, facing the clutch shifting rod, of the clutch rotor idles in an area defined between the first transmission surface and the first limiting surface relative to the clutch shifting rod.

Furthermore, a shifting rod limiting sleeve is further arranged in the inner handle, a through hole for the clutch shifting rod to pass through is formed in the shifting rod limiting sleeve, and a first limiting stopping part and a second limiting stopping part for limiting the clutch rotating angle of the clutch shifting rod are arranged on the inner peripheral wall of the through hole; and one end of the lock cylinder rotor, which is close to the inner handle linkage shaft, is provided with a third limiting stopping part and a fourth limiting stopping part which are used for limiting the clutch rotation angle of the clutch rotor, and one end of the lock cylinder rotor, which is close to the outer handle linkage shaft, is provided with a fifth limiting stopping part and a sixth limiting stopping part which are used for limiting the clutch rotation angle of the mechanical lock head.

Furthermore, the inner handle linkage shaft and the outer handle linkage shaft are both hollow shaft sleeve structures, one end of the inner handle linkage shaft, which is connected with the inner handle, extends into the inner handle and is fixedly connected with the inner handle, the driving motor, the deflector rod transmission sleeve and the deflector rod limiting sleeve are sequentially arranged in a hollow cavity of the extending end of the inner handle linkage shaft along the axial direction, one end of the outer handle linkage shaft, which is connected with the outer handle, extends into the outer handle and is fixedly connected with the outer handle, and the hollow cavity of the outer handle linkage shaft forms the key perforation.

Further, a key input module electrically connected with the control main board through a wire is arranged on the outer handle, a switch button electrically connected with the control main board is arranged on the inner handle, a lithium battery and a charging board electrically connected with the control main board are also arranged in the inner handle, and a charging interface exposed out of the inner handle is arranged on the charging board; the lock core is characterized in that a first wiring groove is formed in the outer wall of the outer handle linkage shaft in the axial direction, a second wiring groove is formed in the outer wall of the lock core rotor in the axial direction, a third wiring groove is formed in the outer wall of the inner handle linkage shaft in the axial direction, and the first wiring groove, the second wiring groove and the third wiring groove are axially communicated.

Furthermore, the outer handle is sleeved on the outer handle linkage shaft in an adjustable axial position, a plurality of first fixing holes are axially arranged on the outer handle linkage shaft at intervals, a second fixing hole is arranged on the outer handle, and the second fixing hole is fixedly connected with the corresponding first fixing hole through a screw; the inner handle is sleeved on the inner handle linkage shaft in an adjustable manner, a plurality of third fixing holes are formed in the inner handle linkage shaft at intervals along the axial direction, a fourth fixing hole is formed in the inner handle, and the fourth fixing hole is fixedly connected with the corresponding third fixing hole through screws.

Furthermore, one end of the inner handle linkage shaft facing the lock cylinder shell extends into the lock cylinder shell and is clamped with one end of the lock cylinder rotor, and the extending end of the inner handle linkage shaft is axially fixed on the lock cylinder shell through a first clamp spring; the outer handle universal driving shaft face the one end of the lock cylinder shell stretches into the lock cylinder shell and is clamped with the other end of the lock cylinder rotor, and the stretching end of the outer handle universal driving shaft is axially fixed on the lock cylinder shell through a second clamp spring.

Further, key socket sets up keeping away from of outer handle on the one end wall of lock core casing, still be equipped with on this end wall of outer handle and be located magnet, the absorption through magnet of key socket week side are in the apron in the key socket outside and be located the groove of stepping down of key socket downside is when pressing during the downside of apron, the downside of apron gets into step down the inslot and make the upside perk of apron so that the user opens.

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

firstly, the electronic lock core adopts a radial clutch mode, namely, the clutch roller on the lock core rotor is driven to be radially clamped into or separated from the clamping groove on the inner peripheral surface of the lock core thumb wheel through the circumferential rotation of the clutch rotor, so that the clutch between the lock core rotor and the lock core thumb wheel is realized, and the electronic lock core can realize two functions of electronic unlocking and mechanical key emergency unlocking in a smaller space, thereby being beneficial to reducing the volume of the lock core, enabling the lock core to be matched with more door lock systems in the current market, and being more convenient and reliable to use due to the two unlocking functions.

Secondly, the electronic lock cylinder of the invention arranges the clutch components such as the clutch rotor and the clutch roller in the lock cylinder shell, and arranges the electronic driving components such as the driving motor and the control main board for driving the clutch components in the inner handle of the inner side of the door body, thereby on one hand, the clutch components and the electronic driving components can be prevented from being exposed at the outer side of the door body, and the lawbreakers can be prevented from unlocking by destructive means, and then the safety performance of the electronic lock cylinder is improved, on the other hand, enough space can be ensured to be left in the lock cylinder shell to design a mechanical unlocking structure, and then favorable conditions are created for adding a mechanical key emergency unlocking function to the electronic lock.

Moreover, the electronic lock core can realize the linkage of the inner handle and the outer handle, namely the inner handle and the outer handle rotate synchronously, so that the connecting lead of an electronic component between the inner handle and the outer handle can not be twisted when the handle is rotated during use, and the lead is prevented from being twisted and damaged, thereby greatly improving the reliability of the structure. In addition, when the clutch structure is in a separation state, namely when the outer side of the clutch roller and the clamping groove on the inner circumferential surface of the lock cylinder shifting wheel are in a disengagement state, the electronic lock cylinder can realize 360-degree free idle rotation of all parts except the lock cylinder shell and the lock cylinder shifting wheel no matter the outer handle or the inner handle is rotated, so that illegal unlocking or damage to internal components of the lock cylinder such as a lock cylinder rotor and the like caused by the condition that the outer handle is twisted by external force can be prevented, and potential safety hazards are eliminated.

Finally, the axial positions of the outer handle and the inner handle are adjustable, so that the electronic lock cylinder can meet the installation and use requirements of door plates with different thicknesses, and has the advantages of wide application range, high universality, high practicability and the like.

Drawings

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

Fig. 2 is a schematic top view of the electronic lock cylinder of the present invention.

Fig. 3 is a schematic sectional view a-a in fig. 2.

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

Figure 5 is a left side exploded view of the cylinder housing and its internal components of the present invention.

FIG. 6 is a right side exploded view of the cylinder housing and its internal components of the present invention.

Fig. 7 is an exploded view of the cylinder rotor and its internal mechanical lock of the present invention.

Fig. 8 is a left perspective view of the clutch rotor of the present invention.

Fig. 9 is a right perspective view of the clutch rotor of the present invention.

FIG. 10 is an exploded view of the inner handle linkage shaft and its inner member of the present invention.

Fig. 11 is a schematic structural view of the driving motor, the shift lever transmission sleeve and the shift lever limiting sleeve of the present invention.

FIG. 12 is an exploded view of the outer handle and the outer handle linkage shaft 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 12, the electronic lock cylinder with a new clutch structure in this embodiment includes an outer handle 1, an inner handle 2, an outer handle linkage shaft 3, an inner handle linkage shaft 4, a lock cylinder housing 5, a lock cylinder rotor 6, a lock cylinder dial wheel 7 and a clutch device 8, wherein the lock cylinder rotor 6 is rotatably sleeved in the lock cylinder housing 5, the lock cylinder dial wheel 7 is externally sleeved on the lock cylinder rotor 6, and a position on the lock cylinder housing 5 corresponding to the lock cylinder dial wheel 7 is hollowed with an opening 501. The clutch device 8 comprises a clutch rotor 81, a clutch roller 82 and a clutch driving mechanism 83, the clutch rotor 81 is rotatably sleeved in the lock cylinder rotor 6, a roller groove 601 is arranged on the peripheral wall of the lock cylinder rotor 6, the clutch roller 82 is movably arranged in the roller groove 601, a convex portion 811 and a concave portion 812 which are used for abutting against and matching with the inner side of the clutch roller 82 are arranged on the outer peripheral surface of the clutch rotor 81, a clamping groove 701 which is used for engaging and disengaging with the outer side of the clutch roller 82 is arranged on the inner peripheral surface of the lock cylinder thumb wheel 7, the clutch driving mechanism 83 is used for driving the clutch rotor 81 to do clutch rotation movement, when the clutch rotor 81 rotates to abut against and match with the inner side of the clutch roller 82 by the convex portion 811, the outer side of the clutch roller 82 is clamped into the clamping groove 701 on the inner peripheral surface of the lock cylinder thumb wheel 7 to enable the lock cylinder thumb wheel 7 and the lock cylinder rotor 6 to, the outer side of the clutch roller 82 is separated from a clamping groove 701 on the inner circumferential surface of the lock cylinder thumb wheel 7, so that the lock cylinder thumb wheel 7 and the lock cylinder rotor 6 are in a separated state, the inner handle 2 and the outer handle 1 are respectively arranged on the inner side and the outer side of the lock cylinder shell 5, one end of the inner handle linkage shaft 4 is connected with the inner handle 2, the other end of the inner handle linkage shaft is connected with one end of the lock cylinder rotor 6, one end of the outer handle linkage shaft 3 is connected with the outer handle 1, and the other end of the outer.

In this embodiment, the protruding portion 811 is an arc-shaped convex structure and is disposed along the axial extension of the clutch rotor 81, the recessed portion 812 is an arc-shaped concave structure and is disposed along the axial extension of the clutch rotor 81, the clutch roller 82 is cylindrical and is disposed parallel to the axial lines of the clutch rotor 81 and the lock cylinder thumb wheel 7, and the clamping groove 701 is an arc-shaped clamping groove and is disposed along the axial extension of the lock cylinder thumb wheel 7. The structural design can increase the effective contact area of the clutch roller 82 with the convex part 811, the concave part 812 and the clamping groove 701 during the clutch action, and improve the accuracy and reliability of the clutch action. Meanwhile, further, each of the protruding portions 811 and the recessed portions 812 has at least two, and is staggered in the circumferential direction; the clutch rollers 82 are at least two and are symmetrically arranged along the circumferential direction; the plurality of card slots 701 are uniformly distributed along the circumferential direction.

In this embodiment, the clutch driving mechanism 83 includes a clutch driving lever 831, a driving lever torsion spring 832, a driving lever transmission sleeve 833, a driving motor 834 and a control main board 835, the driving motor 834 and the driving lever transmission sleeve 833 are all disposed in the inner handle 2, the control main board 835 is used for controlling the operation of the driving motor 834, the driving lever transmission sleeve 833 is connected to an output end of the driving motor 834, specifically, an output end of the driving motor 834 is provided with a gear 8341, the driving lever transmission sleeve 833 is provided with a tooth-shaped connection hole 8331, and the gear 8341 extends into and engages with the tooth-shaped connection hole 8331. One end of a clutch shift lever 831 is in transmission connection with the clutch rotor 81, the other end of the clutch shift lever 831 is connected with a shift lever transmission sleeve 833, one end of a shift lever torsion spring 832 is fixed on the clutch shift lever 831, and the other end of the shift lever torsion spring 832 is fixed on the clutch rotor 81.

Further, the clutch driving mechanism 83 further includes a mechanical lock head 836, the mechanical lock head 836 is rotatably disposed inside the key cylinder rotor 6 and located on one side of the clutch rotor 81, which faces away from the clutch shift lever 831, a clutch shift block 8361 in transmission connection with the clutch rotor 81 is disposed at one end of the mechanical lock head 836, which faces the clutch rotor 81, a key insertion hole 8362 facing the opening of the outer handle linkage shaft 3 and a blade installation groove 8363 vertically penetrating through the key insertion hole 8362 are further disposed on the mechanical lock head 836, an unlocking blade 8364 and a blade spring 8365 are disposed in the blade installation groove 8363, a blade limiting groove 602 for being matched with the unlocking blade 8364 is disposed on the inner peripheral wall of the key cylinder rotor 6, a key insertion hole 101 is disposed on the outer handle 1, and a key through hole 301 for axially communicating the key insertion hole 8362 with the key insertion hole 101 is disposed on the outer handle linkage. In the locked state, the unlocking blade 8364 is locked in the blade limiting groove 602 so that the mechanical lock 836 cannot rotate, and when a key matched with the mechanical lock 836 is inserted into the key insertion hole 8362 from the key insertion hole 101 and the key through hole 301, the unlocking blade 8364 is separated from the blade limiting groove 602 so that the mechanical lock 836 is in an opened and rotatable state. Optionally, the unlocking blade structure in the embodiment can also be replaced by a conventional lock cylinder pin structure.

In this embodiment, a first transmission connection hole 813 is disposed at an end of the clutch rotor 81 facing the clutch shift lever 831, a second transmission connection hole 814 is disposed at an end of the clutch rotor 81 facing the clutch shift block 8361, at least one set of a first transmission surface 8131 and a first limit surface 8132 are disposed in the first transmission connection hole 813 in a circumferential direction, at least one set of a second transmission surface 8141 and a second limit surface 8142 are disposed in the second transmission connection hole 814 in a circumferential direction, the clutch shift lever 831 extends into the first transmission connection hole 813 and is in abutting engagement with the first transmission surface 8131, the clutch shift block 8361 extends into the second transmission connection hole 814 and is in abutting engagement with the second transmission surface 8141, when the clutch rotor 81 rotates in a clutch manner according to the shifting of the clutch shift lever 831, an end of the clutch rotor 81 facing the clutch shift block 8361 rotates within a region defined between the second transmission surface 8141 and the second limit surface, when the clutch rotor 81 rotates in a clutching manner according to the shifting of the clutch shifting block 8361, an end of the clutch rotor 81 facing the clutch shifting lever 831 idles relative to the clutch shifting lever 831 in an area defined between the first transmission surface 8131 and the first limiting surface 8132. The structural design can ensure that the electronic clutch unlocking operation and the mechanical key clutch unlocking operation of the electronic lock core are not interfered with each other, thereby improving the reliability of the structure.

In this embodiment, a driving lever limiting sleeve 837 is further disposed in the inner handle 2, a through hole 8370 through which the clutch driving lever 831 passes is disposed on the driving lever limiting sleeve 837, and a first limiting stopper 8371 and a second limiting stopper 8372 for limiting the clutch rotation angle of the clutch driving lever 831 are disposed on the inner peripheral wall of the through hole 8370; one end of the key cylinder rotor 6 close to the inward handle linkage shaft 4 is provided with a third limiting stopping portion 603 and a fourth limiting stopping portion 604 for limiting the clutch rotation angle of the clutch rotor 81, one end of the key cylinder rotor 6 close to the outward handle linkage shaft 3 is provided with a fifth limiting stopping portion 605 and a sixth limiting stopping portion 606 for limiting the clutch rotation angle of the mechanical lock head 836, correspondingly, the clutch rotor 81 is provided with a first limiting convex portion 815 which is matched with the third limiting stopping portion 603 and the fourth limiting stopping portion 604 in a stopping manner, and the mechanical lock head 836 is provided with a second limiting convex portion 8366 which is matched with the fifth limiting stopping portion 605 and the sixth limiting stopping portion 606 in a stopping manner.

In this embodiment, the inner handle linkage shaft 4 and the outer handle linkage shaft 3 are both hollow shaft sleeve structures, one end of the inner handle linkage shaft 4 connected with the inner handle 2 extends into the inner handle 2 and is fixedly connected with the inner handle 2, the driving motor 834, the deflector rod transmission sleeve 833 and the deflector rod limit sleeve 837 are sequentially arranged in a hollow cavity of the extending end of the inner handle linkage shaft 4 along the axial direction, one end of the outer handle linkage shaft 3 connected with the outer handle 1 extends into the outer handle 1 and is fixedly connected with the outer handle 1, and the hollow cavity of the outer handle linkage shaft 3 forms the key through hole 301.

In this embodiment, the outer handle 1 is provided with a key input module 9 electrically connected to the control main board 835 through a conductive wire, and the key input module 9 is used for a user to input a clutch control signal to the control main board 835 outside the door body, so as to control the driving motor 834 to drive the clutch rotor 81 to perform a clutch rotation motion. The inner handle 2 is provided with a switch button 10 electrically connected with the control main board 835, and the switch button 10 is used for a user to input a clutch control signal to the control main board 835 in the door body, so as to control the driving motor 834 to drive the clutch rotor 81 to perform clutch rotation motion. Still be equipped with in the interior handle 2 with control mainboard 835 electric connection's lithium cell 11 and charging panel 12, be equipped with on the charging panel 12 and expose in interior handle 2 the interface 121 that charges, lithium cell 11 is used for providing working power supply for control mainboard 835 and driving motor 834, and charging panel 12 is used for charging for lithium cell 11 with the interface 121 that charges.

For convenient wiring, a first wiring groove 302 is axially formed in the outer wall of the outer handle linkage shaft 3, a second wiring groove 607 is axially formed in the outer wall of the lock cylinder rotor 6, a third wiring groove 401 is axially formed in the outer wall of the inner handle linkage shaft 4, and the first wiring groove 302, the second wiring groove 607 and the third wiring groove 401 are axially communicated.

In the embodiment, the outer handle 1 is sleeved on the outer handle linkage shaft 3 in an adjustable manner in the axial position, a plurality of first fixing holes 303 are axially arranged on the outer handle linkage shaft 3 at intervals, second fixing holes 102 are arranged on the outer handle 1, the second fixing holes 102 are fixedly connected with the corresponding first fixing holes 303 through screws 13, when the axial position of the outer handle 1 needs to be adjusted, only the screws 13 need to be loosened, the outer handle 1 is moved to a required position, and then the screws 13 are fixed in the first fixing holes 303 corresponding to the required position; the axial position of the inner handle 2 is adjustably sleeved on the inner handle linkage shaft 4, a plurality of third fixing holes 402 are arranged on the inner handle linkage shaft 4 at intervals along the axial direction, a fourth fixing hole 201 is arranged on the inner handle 2, the fourth fixing hole 201 is fixedly connected with the corresponding third fixing hole 402 through a screw 14, when the axial position of the inner handle 2 is required to be adjusted, only the screw 14 needs to be loosened, and after the inner handle 2 is moved to a required position, the screw 14 is fixed into the third fixing hole 402 corresponding to the required position. In the structure, the axial positions of the outer handle 1 and the inner handle 2 are adjustable, so that the electronic lock cylinder disclosed by the invention can be suitable for the installation and use requirements of door plates with different thicknesses.

In this embodiment, one end of the inner handle linkage shaft 4 facing the lock cylinder housing 5 extends into the lock cylinder housing 5 and is clamped with one end of the lock cylinder rotor 6, and the extending end of the inner handle linkage shaft 4 is axially fixed to the lock cylinder housing 5 through the first clamp spring 400; one end of the outer handle linkage shaft 3 facing the lock cylinder shell 5 extends into the lock cylinder shell 5 and is clamped with the other end of the lock cylinder rotor 6, and the extending end of the outer handle linkage shaft 3 is axially fixed on the lock cylinder shell 5 through a second clamp spring 300.

In this embodiment, the key slot 101 is disposed on an end wall 103 of the outer handle 1, which is far away from the key cylinder housing 5, the end wall 103 of the outer handle 1 is further provided with a magnet 104 located on the periphery of the key slot 101, a cover plate 105 attached to the outside of the key slot 101 through the magnet 104, and a relief groove 106 located on the lower side of the key slot 101, when the lower side of the cover plate 105 is pressed, the lower side of the cover plate 105 enters the relief groove 106 to tilt the upper side of the cover plate 105, so that a user can manually buckle the tilted portion to open the cover plate 105, and then the key slot 101 is exposed for the mechanical key to be inserted into the lock.

As mentioned above, the electronic lock core of the invention is suitable for various door locks, has wide application, and the working principle is as follows:

when the door is unlocked outside: on one hand, a user can input a clutch control signal to the control main board 835 through the key input module 9 on the outer handle 1, and then control the driving motor 834 to drive the clutch shift lever 831 to rotate clockwise, so that the clutch rotor 81 rotates to abut against and match the inner side of the clutch roller 82 through the convex portion 811, then the outer side of the clutch roller 82 is clamped into the clamping groove 701 on the inner circumferential surface of the lock cylinder shift wheel 7, and the lock cylinder shift wheel 7 and the lock cylinder rotor 6 are in a joint state, at the moment, the outer handle 1 is rotated, the lock cylinder rotor 6 and the lock cylinder shift wheel 7 can be sequentially driven through the outer handle linkage shaft 3, and the lock cylinder shift wheel 7 drives the lock tongue part matched with the lock cylinder to; on the other hand, a user can also unlock the lock by a matched mechanical key, namely, the key is inserted into a key jack 8362 of the mechanical lock 836 from the key socket 101 and the key through hole 301, so that the mechanical lock 836 is in an opened and rotatable state, then the mechanical lock 836 is rotated clockwise by the key to enable the clutch rotor 81 to rotate to be in abutting fit with the inner side of the clutch roller 82 by the convex part 811, then the outer side of the clutch roller 82 is clamped into the clamping groove 701 on the inner circumferential surface of the lock cylinder thumb wheel 7, so that the lock cylinder thumb wheel 7 and the lock cylinder rotor 6 are in a joint state, at the moment, the outer handle 1 is rotated, the lock cylinder rotor 6 and the lock cylinder thumb wheel 7 can be sequentially driven by the outer handle linkage shaft 3, and the lock cylinder thumb wheel 7 drives a lock.

When the door is unlocked: a user can input a clutch control signal to the control main board 835 through the switch button 10, and then control the driving motor 834 to drive the clutch shift lever 831 to rotate clockwise, so that the clutch rotor 81 rotates to abut against and cooperate with the inner side of the clutch roller 82 through the protrusion 811, then the outer side of the clutch roller 82 is clamped into the clamping groove 701 on the inner circumferential surface of the lock cylinder shift wheel 7, and the lock cylinder shift wheel 7 and the lock cylinder rotor 6 are in a joint state, at this time, the inner handle 2 is rotated again, so that the lock cylinder rotor 6 and the lock cylinder shift wheel 7 can be sequentially driven through the inner handle linkage shaft 4, and the lock cylinder shift wheel 7 drives the lock tongue component matched with the lock cylinder in the.

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. The utility model provides an electronic lock core of new separation and reunion structure, includes outer handle, interior handle, outer handle universal driving shaft, interior handle universal driving shaft, lock core casing, lock core rotor, lock core thumb wheel and clutch, the lock core rotor rotationally the suit is in the lock core casing, lock core thumb wheel overcoat in the lock core rotor, the position fretwork that corresponds on the lock core casing lock core thumb wheel is equipped with opening, its characterized in that: the clutch device comprises a clutch rotor, a clutch roller and a clutch driving mechanism, the clutch rotor is rotatably sleeved inside the lock cylinder rotor, a roller groove is arranged on the peripheral wall of the lock cylinder rotor, the clutch roller is movably arranged in the roller groove, a protruding part and a recessed part which are used for abutting against the inner side of the clutch roller and are matched with each other are arranged on the peripheral surface of the clutch rotor, a clamping groove which is used for abutting against and matching with the outer side of the clutch roller is arranged on the inner peripheral surface of the lock cylinder thumb wheel, the clutch driving mechanism is used for driving the clutch rotor to do clutch rotation motion, when the clutch rotor rotates to abut against and match with the inner side of the clutch roller by the protruding part, the outer side of the clutch roller is clamped into the clamping groove on the inner peripheral surface of the lock cylinder thumb wheel to enable the lock cylinder thumb wheel to be in a joint state with the lock cylinder rotor, and when the clutch rotor rotates to abut against, the outer side of the clutch roller is separated from a clamping groove in the inner peripheral surface of the lock cylinder shifting wheel, so that the lock cylinder shifting wheel and the lock cylinder rotor are in a separated state, the inner handle and the outer handle are respectively arranged on the inner side and the outer side of the lock cylinder shell, one end of the inner handle linkage shaft is connected with the inner handle, the other end of the inner handle linkage shaft is connected with one end of the lock cylinder rotor, one end of the outer handle linkage shaft is connected with the outer handle, and the other end of the outer handle linkage shaft is connected with the other end of the lock.

2. The electronic lock cylinder with a new clutch structure according to claim 1, characterized in that: clutch actuating mechanism includes separation and reunion driving lever, driving lever torsional spring, driving lever transmission cover, driving motor and control mainboard, driving motor and driving lever transmission cover all set up in the interior handle, the control mainboard is used for control driving motor's operation, driving lever transmission cover with driving motor's output links to each other, separation and reunion driving lever one end with clutch rotor transmission is connected, the other end with driving lever transmission cover links to each other, driving lever torsional spring one end is fixed on the separation and reunion driving lever, the other end is fixed clutch rotor is last.

3. The electronic lock cylinder with a new clutch structure according to claim 2, characterized in that: the clutch driving mechanism further comprises a mechanical lock head, the mechanical lock head is rotatably arranged inside the lock cylinder rotor and located on one side, facing away from the clutch driving rod, of the clutch rotor, a clutch shifting block in transmission connection with the clutch rotor is arranged at one end, facing the clutch rotor, of the mechanical lock head, a key jack facing an opening of the outer handle linkage shaft and a blade mounting groove vertically communicated with the key jack are further arranged on the mechanical lock head, an unlocking blade and a blade spring are arranged in the blade mounting groove, a blade limiting groove matched with the unlocking blade is formed in the inner peripheral wall of the lock cylinder rotor, a key socket is formed in the outer handle, and a key through hole for axially communicating the key jack with the key socket is formed in the outer handle linkage shaft.

4. The electronic lock cylinder with a new clutch structure according to claim 3, characterized in that: a first transmission connecting hole is formed in one end, facing the clutch shifting lever, of the clutch rotor, a second transmission connecting hole is formed in one end, facing the clutch shifting block, of the clutch rotor, at least one group of first transmission surface and first limiting surface which are arranged oppositely along the circumferential direction are arranged in the first transmission connecting hole, at least one group of second transmission surface and second limiting surface which are arranged oppositely along the circumferential direction are arranged in the second transmission connecting hole, the clutch shifting lever extends into the first transmission connecting hole and is matched with the first transmission surface in an abutting mode, the clutch shifting block extends into the second transmission connecting hole and is matched with the second transmission surface in an abutting mode, and when the clutch rotor rotates in a clutch mode according to shifting of the clutch shifting lever, one end, facing the clutch shifting block, of the clutch rotor rotates freely relative to an area limited between the second transmission surface and the second limiting surface, when the clutch rotor rotates in a clutch mode according to shifting of the clutch shifting block, one end, facing the clutch shifting rod, of the clutch rotor idles in an area defined between the first transmission surface and the first limiting surface relative to the clutch shifting rod.

5. The electronic lock cylinder with the new clutch structure as claimed in claim 3 or 4, wherein: a shifting rod limiting sleeve is further arranged in the inner handle, a through hole for the clutch shifting rod to pass through is formed in the shifting rod limiting sleeve, and a first limiting stopping part and a second limiting stopping part for limiting the clutch rotating angle of the clutch shifting rod are arranged on the inner peripheral wall of the through hole; and one end of the lock cylinder rotor, which is close to the inner handle linkage shaft, is provided with a third limiting stopping part and a fourth limiting stopping part which are used for limiting the clutch rotation angle of the clutch rotor, and one end of the lock cylinder rotor, which is close to the outer handle linkage shaft, is provided with a fifth limiting stopping part and a sixth limiting stopping part which are used for limiting the clutch rotation angle of the mechanical lock head.

6. The electronic lock cylinder with a new clutch structure according to claim 5, characterized in that: the inner handle linkage shaft and the outer handle linkage shaft are both hollow shaft sleeve structures, the inner handle linkage shaft and one end, connected with the inner handle, of the inner handle extend into the inner handle and are fixedly connected with the inner handle, the driving motor, the driving lever transmission sleeve and the driving lever limiting sleeve are sequentially arranged in a hollow cavity of the extending end of the inner handle linkage shaft along the axial direction, the outer handle linkage shaft and one end, connected with the outer handle, of the outer handle extend into the outer handle and are fixedly connected with the outer handle, and the hollow cavity of the outer handle linkage shaft forms the key perforation.

7. The electronic lock cylinder with the new clutch structure as claimed in claim 2, 3 or 4, wherein: the outer handle is provided with a key input module electrically connected with the control main board through a wire, the inner handle is provided with a switch button electrically connected with the control main board, the inner handle is also internally provided with a lithium battery and a charging plate electrically connected with the control main board, and the charging plate is provided with a charging interface exposed out of the inner handle; the lock core is characterized in that a first wiring groove is formed in the outer wall of the outer handle linkage shaft in the axial direction, a second wiring groove is formed in the outer wall of the lock core rotor in the axial direction, a third wiring groove is formed in the outer wall of the inner handle linkage shaft in the axial direction, and the first wiring groove, the second wiring groove and the third wiring groove are axially communicated.

8. The electronic lock cylinder with the new clutch structure as claimed in claim 1, 2, 3 or 4, wherein: the outer handle is sleeved on the outer handle linkage shaft in an adjustable axial position, a plurality of first fixing holes are axially arranged on the outer handle linkage shaft at intervals, second fixing holes are formed in the outer handle, and the second fixing holes are fixedly connected with the corresponding first fixing holes through screws; the inner handle is sleeved on the inner handle linkage shaft in an adjustable manner, a plurality of third fixing holes are formed in the inner handle linkage shaft at intervals along the axial direction, a fourth fixing hole is formed in the inner handle, and the fourth fixing hole is fixedly connected with the corresponding third fixing hole through screws.

9. The electronic lock cylinder with the new clutch structure as claimed in claim 1, 2, 3 or 4, wherein: one end, facing the lock cylinder shell, of the inner handle linkage shaft extends into the lock cylinder shell and is clamped with one end of the lock cylinder rotor, and the extending end of the inner handle linkage shaft is axially fixed to the lock cylinder shell through a first clamp spring; the outer handle universal driving shaft face the one end of the lock cylinder shell stretches into the lock cylinder shell and is clamped with the other end of the lock cylinder rotor, and the stretching end of the outer handle universal driving shaft is axially fixed on the lock cylinder shell through a second clamp spring.

10. The electronic lock cylinder with the new clutch structure as claimed in claim 3 or 4, wherein: the key socket sets up keeping away from of outer handle on the one end wall of lock core casing, still be equipped with on this end wall of outer handle and be located magnet of key socket week side, adsorb through magnet the apron in the key socket outside and being located the groove of stepping down of key socket downside is when pressing during the downside of apron, the downside of apron gets into step down the inslot and make the upside perk of apron so that the user opens.