CN109184345B - Lock core structure and lockset - Google Patents

Abstract

The invention belongs to the technical field of lockset structures, and provides a lock core structure and a lockset, wherein the lock core structure comprises a main body part, a front shaft assembly, a rear shaft assembly and a cam part, wherein the front shaft assembly is sleeved on the first end of the main body part, the rear shaft assembly is sleeved on the second end of the main body part, the cam part is rotatably connected to the main body part, the cam part is positioned between the front shaft assembly and the rear shaft assembly, the front shaft assembly comprises a first matching unit and a first driving unit for driving the first matching unit to move in an oriented manner, the rear shaft assembly comprises a second matching unit and a second driving unit for driving the second matching unit to move in an oriented manner, and the first driving unit drives the first matching unit and/or the second driving unit drives the second matching unit to drive the cam part; the design can solve the problems that the structure of the lock core part of the existing lockset is unstable in cooperation and unlocking difficulty is easily caused after the lockset is partially destroyed.

Description

Lock core structure and lockset

Technical Field

The invention belongs to the technical field of lock structures, and particularly relates to a lock cylinder structure and a lock.

Background

With the development of science and technology, the safety consciousness of people is gradually enhanced; people's choice of lock body for houses is increasingly tending to locks with better security and more convenience. The lock core structure of current tool to lock is many through the tool to lock after being unlocked by oneself, realizes the process of unblanking through mechanical structure's cooperation, but current structure cooperation is unstable, can lead to being difficult to unblanking after the tool to lock part in the door outside is damaged simultaneously.

Disclosure of Invention

The invention aims to provide a lock cylinder structure, which aims to solve the problems that the matching of the lock cylinder part structure of the existing lockset is unstable, and unlocking is difficult after the lockset is partially damaged.

The invention solves the problems as follows: the utility model provides a lock core structure, includes that main part spare, stop collar are established front axle subassembly, stop collar on the main part spare first end are established back axle subassembly and rotatable the connection on the main part spare second end are in cam spare on the main part spare, the cam spare is located front axle subassembly with between the back axle subassembly, front axle subassembly includes first cooperation unit and drive first drive unit that first cooperation unit moved in an orientation, back axle subassembly includes second cooperation unit and drive second drive unit that second cooperation unit moved in an orientation, first drive unit drive first cooperation unit and/or second drive unit drive second cooperation unit drives the cam spare.

Further, the cam member includes cylindric connecting portion and follows the outer circumference of connecting portion is outwards extended and is used for unblanking boss portion, connecting portion along axial direction seted up with the first through-hole of connecting portion coaxial core, the one end indent of connecting portion be equipped with the first spread groove that first cooperation unit is connected, the other end indent of connecting portion be equipped with the second spread groove that the second cooperation unit is connected.

Further, the first connecting groove and the second connecting groove are all arranged along the axial direction of the through hole, a limit table is further arranged on the groove bottom of the first connecting groove and/or the groove bottom of the second connecting groove in a protruding mode, and a groove for being connected with the limit table to drive the connecting portion to rotate is further formed in the end face of the front shaft assembly or the end face of the rear shaft assembly.

Further, the front axle assembly further comprises a first axle connecting part and a first connecting axle extending outwards along the end part of the first axle connecting part, and the first matching unit is connected in the first axle connecting part in a limiting and moving way; the rear axle assembly further includes a second axle portion and a second connecting axle extending outwardly along an end of the second axle portion, the second mating unit being limitedly movably connected within the second axle portion.

Further, a second through hole for the movable connection of the first matching unit is formed in the first connecting shaft part, and a third through hole for limiting connection to the first driving unit is formed in the first connecting shaft; a fourth through hole for the second matching unit to movably connect is formed in the second coupling shaft part, and a fifth through hole for limiting connection with the second driving unit is formed in the second connecting shaft; the second through hole is communicated with the third through hole, and the fourth through hole is communicated with the fifth through hole.

Further, the first mating unit includes a first shaft barrel, a first rivet cap connected within the first shaft barrel, a first rivet shaft connected within the first shaft barrel, and a first spring member connected within the first shaft barrel and located between the first rivet cap and the first rivet shaft; the second matching unit comprises a second shaft barrel, a second riveting cap connected in the second shaft barrel, a second riveting shaft connected in the second shaft barrel and a second spring piece connected in the second shaft barrel and positioned between the second riveting cap and the second riveting shaft; and a third spring piece passing through the first through hole is further connected between the first riveting cap and the second riveting cap.

Further, the first riveting cap comprises a disc-shaped first abutting part abutting against one end of the third spring element and a first plug shaft extending along the first abutting part away from the third spring element, the first riveting shaft comprises a second abutting part abutting against the first driving unit and a first plug sleeve extending along the second abutting part towards the first riveting cap, the first plug shaft is movably connected in the first plug sleeve, the first spring element is sleeved on the first plug sleeve, and the first spring element is in limiting connection between the first abutting part and the second abutting part; the second riveting cap comprises a disc-shaped third abutting part abutting against the other end of the third spring piece and a second inserting shaft extending along the third abutting part away from the third spring piece, the second riveting shaft comprises a fourth abutting part abutting against the second driving unit and a second inserting sleeve extending along the fourth abutting part towards the first riveting cap, the second inserting shaft is movably connected in the second inserting sleeve, the second spring piece is sleeved on the second inserting sleeve, and the second spring piece is in limiting connection between the third abutting part and the fourth abutting part.

Further, one end of the first shaft cylinder facing the second shaft cylinder is further provided with a plurality of first matching bosses, one end of the second shaft cylinder facing the first shaft cylinder is further provided with a plurality of second matching bosses, and when the first driving unit drives the first matching unit to move towards the second matching unit, one first matching boss is connected between the two second matching bosses, and one second matching boss is connected between the two first matching bosses.

Further, a first sliding block which is convenient for limiting the moving direction of the first shaft barrel in the second through hole is arranged on the peripheral surface of one end of the first shaft barrel, which is away from the second shaft barrel, and a first sliding groove is arranged on the outer wall of the first connecting shaft part corresponding to the first sliding block; the second shaft barrel is further provided with a second sliding block which is convenient for limiting the second shaft barrel to move in the fourth through hole, and the outer wall of the second shaft coupling part is further provided with a second sliding groove corresponding to the second sliding block.

Further, the first driving unit comprises a first driving motor, a first transmission module connected to the first driving motor, a first driving shaft module connected to the first transmission module, and a first fixing sleeve sleeved outside the first driving shaft module; the second driving unit comprises a second driving motor, a second transmission module connected to the second driving motor, a second driving shaft module connected to the second transmission module, and a second fixing sleeve sleeved on the outer side of the second driving shaft module.

Further, a first limiting groove is further formed in the outer wall of the first shaft connecting part, and a first fixing piece in limiting connection with the first limiting groove extends outwards from the outer side face of the first fixing sleeve; the outer wall of the second coupling part is also provided with a second limiting groove, and the outer side surface of the second fixing sleeve extends outwards to form a second fixing piece which is in limiting connection with the second limiting groove.

Further, a slot on the first connecting shaft part is communicated with the first chute, the first chute is communicated with the first limit groove, and a first clamping pin for preventing the first fixed block from moving is further connected between the first chute and the first limit groove; the slotting on the second coupling part is communicated with the second sliding groove, the second sliding groove is communicated with the second limiting groove, and a second clamping pin for preventing the second fixing block from moving is further connected between the second sliding groove and the second limiting groove.

The invention also provides a lockset which comprises the lock cylinder structure.

Compared with the prior art, the lock with the lock core structure has the technical effects that: the front shaft assembly and the rear shaft assembly are arranged, a first driving unit and a first matching unit are arranged in the front shaft assembly, and a second driving unit and a second matching unit are arranged in the rear shaft assembly; simultaneously, the first driving unit and the second driving unit can simultaneously or independently drive the corresponding first matching unit and second matching unit to realize the rotation of the cam piece so as to realize the unlocking process; and then when one side of the front axle component or the rear axle component is damaged, the unlocking function can still be realized. And the front axle component and the rear axle component can be independently formed into a whole, so that the fit in the lock cylinder is more stable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a partially exploded view of a lock cylinder structure provided by an embodiment of the present invention.

Fig. 2 is an overall exploded view of a lock cylinder structure provided by an embodiment of the present invention.

Fig. 3 is a half cross-sectional view of a front axle assembly in a lock cylinder structure provided by an embodiment of the present invention.

Fig. 4 is a half cross-sectional view of a rear axle assembly in a lock cylinder structure provided by an embodiment of the present invention.

Fig. 5 is a perspective view of a cam member in a lock cylinder structure according to an embodiment of the present invention.

Fig. 6 is a second perspective view of the cam member in the lock cylinder structure according to the embodiment of the present invention.

Fig. 7 is a perspective view of a mating unit in a lock cylinder structure according to an embodiment of the present invention.

Fig. 8 is a half-sectional view of a mating unit in a lock cylinder structure provided by an embodiment of the present invention.

Fig. 9 is an exploded view of a driving unit in a key cylinder structure according to an embodiment of the present invention.

Fig. 10 is an overall view of a lock cylinder structure provided by an embodiment of the present invention.

Fig. 11 is a state diagram of the lock cylinder structure provided in the embodiment of the present invention when the first mating unit and the second mating unit are not connected.

Fig. 12 is a state diagram of the lock cylinder structure according to the embodiment of the present invention when the first mating unit and the second mating unit are connected.

Wherein the front axle assembly 10, the first axle part 11, the first annular groove 111, the slot 114 (212), the first coupling member 112, the extension 1121, the second coupling member 113, the notch 1131, the first sliding groove 115, the first limiting groove 116, the first click pin 117, the first connecting axle 12, the adjusting hole 121, the tamper evident piece 122, the fixing part 1221, the back-off part 1222, the second annular groove 211, the first fitting unit 13, the first axle tube 131, the first rivet cap 132, the first abutment 1321, the first abutment 1322, the first inserting axle 1323, the first rivet axle 133, the second abutment 1331, the first inserting sleeve 1332, the first slider 134, the first fitting boss 135, the first spring member 136, the first connecting hole 137, the second through hole 14, the third through hole 15, the rear axle assembly 20, the second axle part 21, the second sliding groove 213, the second limiting groove 214, the second click pin 215, the second connecting axle 22, the second fitting unit 23, the second shaft cylinder 231, the second rivet cap 232, the second abutment 2321, the third abutment 2322, the second socket 2323, the second rivet shaft 233, the fourth abutment 2331, the second socket 2232, the second slider 234, the second fitting boss 235, the second spring member 236, the second connection hole 237, the fourth through hole 24, the fifth through hole 25, the cam member 30, the connection portion 31, the boss portion 32, the first through hole 33, the first connection groove 34, the second connection groove 35, the stopper 36, the third spring member 37, the first snap ring 38, the second snap ring 39, the main body member 40, the rotation groove 41, the first through hole 42, the second through hole 43, the first driving unit 50, the first driving motor 51, the first fixing sleeve 52, the first driving shaft module 53, the first reduction unit 54, the second reduction unit 55, the first fixing member 56, the first fixing block 57, the stopper 58, the second driving unit 60, the second driving motor 61, the second fixing sleeve 62, the second driving shaft module 63, the second fixing member 66, the second fixing block 67, and the electric wire 70.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 and 2, and fig. 10, in an embodiment of the present invention, a lock cylinder structure is provided, which includes a main body member 40, a front shaft assembly 10, a rear shaft assembly 20, and a cam member 30. The main body member 40 is mounted on a door in use, a rotation groove 41 is formed in the middle of the main body member 40, the cam member 30 is rotatably connected in the rotation groove 41, and a mechanical structure on the lock is driven to rotate in the rotation process, so that unlocking is realized. The front axle assembly 10 is disposed on the first end of the main body member 40, the rear axle assembly 20 is disposed on the second end of the main body member 40, the first end and the second end are preferably on the same straight line, and the first end and the second end are respectively disposed on two sides of the rotation slot 41, so that the cam member 30 is disposed between the front axle assembly 10 and the rear axle assembly 20, and the front axle assembly 10 and the rear axle assembly 20 cooperate to realize rotation of the cam member 30.

As shown in fig. 2, the front axle assembly 10 includes a first coupling axle 11 and a first connecting axle 12 extending outwardly along an end of the first coupling axle 11, and a first coupling unit 13 and a first driving unit 50 driving the first coupling unit 13 to move in an oriented manner. The first matching unit 13 is movably connected in the first shaft connecting portion 11, and the first driving unit 50 is limitedly connected in the first shaft connecting portion 11 and the first connecting shaft 12.

As shown in fig. 2, the rear axle assembly 20 includes a second coupling shaft portion 21 and a second connecting shaft 22 extending outwardly along an end portion of the second coupling shaft portion 21, and a second coupling unit 23 and a second driving unit 60 driving the second coupling unit 23 to move in an oriented manner. The second engaging unit 23 is movably connected in the second coupling shaft portion 21, and the second driving unit 60 is limitedly connected in the second coupling shaft portion 21 and the second connecting shaft 22.

As shown in fig. 2, 5 and 6, the cam member 30 is connected between the front axle assembly 10 and the rear axle assembly 20, and when the rear axle assembly 20 is in limited connection with the cam member 30, the front axle assembly 10 cannot drive the cam member 30 to rotate when rotating, namely, idle running in a general sense; and after the unlocking command of the front axle assembly 10 is issued, the first driving unit 50 drives the first matching unit 13 to move forward and be connected with the second matching unit 23, when the door handle is turned by external force, the first matching unit 13 drives the second matching unit 23 to rotate, and then drives the rear axle assembly 20 to rotate, and further drives the cam member 30 to rotate, so that the unlocking process is realized.

When the front axle assembly 10 is damaged and the second driving unit 60 is controlled by a wireless signal, the wireless signal may be a bluetooth, wi, fingerprint or APP command, and the second driving unit 60 drives the second matching unit 23 to move towards the first matching unit 13, so that the first matching unit 13 and the second matching unit 23 are connected, and when the door handle is turned by external force, the first matching unit 13 drives the second matching unit 23 to rotate, so as to realize the rotation of the cam member 30, so as to facilitate unlocking; this design allows the lock cylinder structure to be formed as a dual system structure so that the rear axle assembly 20 can assist in unlocking when the front axle assembly 10 located outside the door is broken.

In addition, the first driving unit 50 and the second driving unit 60 may be driven simultaneously, and the cam member 30 is in limit connection with the front axle assembly 10 and the rear axle assembly 20 simultaneously, when the front axle assembly 10 has no idle running, that is, when there is no unlocking command, the front axle assembly 10 cannot be rotated; when the first driving unit 50 and the second driving unit 60 are simultaneously driven, the first coupling unit 13 and the second coupling unit 23 are simultaneously moved toward each other to achieve the coupling, and when the door handle is rotated at this time, the front shaft assembly 10 and the rear shaft assembly 20 are simultaneously rotated to achieve the rotation of the cam member 30, so that the design can ensure the rotation of the cam member 30 to be more stable.

The lock cylinder structure designed in this way is provided with a front shaft assembly 10 and a rear shaft assembly 20, wherein a first driving unit 50 and a first matching unit 13 are arranged in the front shaft assembly 10, and a second driving unit 60 and a second matching unit 23 are arranged in the rear shaft assembly 20; simultaneously, the first driving unit 50 and the second driving unit 60 can simultaneously or individually drive the corresponding first matching unit 13 and the second matching unit 23 to realize the rotation of the cam member 30 so as to realize the unlocking process; and further, after one side of the front axle assembly 10 or the rear axle assembly 20 is damaged, the unlocking function can be still realized. And the front axle assembly 10 and the rear axle assembly 20 can be independently formed into a whole, so that the fit in the lock cylinder is more stable.

Specifically, as shown in fig. 1, 2 and 10, in the embodiment of the present invention, the structures of the main body member 40, the front axle assembly 10, the rear axle assembly 20 and the cam member 30 are as follows, respectively;

as shown in fig. 2, 5 and 6, the cam member 30 includes a connecting portion 31 and a boss portion 32, the connecting portion 31 is preferably cylindrical and located between the front axle assembly 10 and the rear axle assembly 20, and the connecting portion 31 rotates about its axis line as a rotation center when the front axle assembly 10 and/or the rear axle assembly 20 rotates; the boss portion 32 extends outwards along the outer periphery of the connecting portion 31, and when the connecting portion 31 rotates, the boss portion 32 rotates to toggle the mechanical structure in the lock, so that the unlocking process is achieved.

Specifically, as shown in fig. 5 and 6, the connecting portion 31 is provided with a first through hole 33 coaxial with the connecting portion 31 in the axial direction, while one end of the connecting portion 31 is provided with a first connecting groove 34 connected to the first coupling portion 11 in an inward concave manner, and the other end of the connecting portion 31 is provided with a second connecting groove 35 connected to the second coupling portion 21 in an inward concave manner. The first and second connection grooves 34 and 35 are each preferably annular grooves, and the diameters of the first and second connection grooves 34 and 35 are each larger than the diameter of the first through hole 33 and are each smaller than the diameter of the connection portion 31.

In this embodiment, as shown in fig. 1 and 2, a first clamping groove is further formed on the groove wall of the first connecting groove 34, a second clamping groove is further formed on the groove wall of the second connecting groove 35, a first annular groove 111 is further formed on the outer wall surface of the first shaft connecting portion 11, and a second annular groove 211 is formed on the outer wall surface of the second shaft connecting portion 21; when the first shaft connecting portion 11 is connected in the first connecting groove 34, the first annular groove 111 corresponds to the first clamping groove (not shown), and a first clamping ring 38 is further connected between the first annular groove 111 and the first clamping groove in a limiting manner; when the second coupling part 21 is connected in the second connecting groove 35, the second annular groove 211 corresponds to a second clamping groove (not shown), and a second clamping ring 39 is also connected between the second annular groove 211 and the second clamping groove in a limiting manner; this design ensures a positive connection between the front and rear axle assemblies 10, 20 and the cam member 30.

In this embodiment, as shown in fig. 5 and 6, the first connecting groove 34 and the second connecting groove 35 are disposed along the axial direction of the first through hole 33, and a limiting table 36 is further protruding on the bottom of the first connecting groove 34 and/or the bottom of the second connecting groove 35, and a slot for connecting with the limiting table 36 to drive the connecting portion 31 to rotate is further disposed on the end face of the first connecting portion 11 and/or the end face of the second connecting portion 21. In this embodiment, it is preferable that the limiting table 36 is only disposed on the bottom of the second connecting groove 35, the end surface of the second coupling part 21 is provided with a slot 114 (212), and after the slot 114 (212) is connected with the limiting table 36, when the first matching unit 13 and the second matching unit 23 are connected, the front axle assembly 10 rotates to drive the rear axle assembly 20 to rotate, and the rear axle assembly 20 drives the cam member 30 to rotate.

As shown in fig. 1 to 4, the inner structures of the front axle assembly 10 and the rear axle assembly 20 are relatively similar, and the front axle assembly 10 includes a first coupling shaft portion 11 and a first coupling shaft 12 from the exterior, and the rear axle assembly 20 includes a second coupling shaft portion 21 and a second coupling shaft 22; in order to facilitate the processing, the first shaft connecting portion 11 and the first connecting shaft 12 may be formed by splicing. The lengthening structure comprises a first coupling member 112 and a second coupling member 113, wherein the first coupling member 12 is connected to the second coupling member 113, an extension portion 1121 is further extended outwards from one end of the second coupling member 113, which is away from the first coupling member 12, a notch portion 1131 is arranged at one end of the first coupling member 112, which is towards the first coupling member 112, and the extension portion 1121 is connected with the first coupling member 112 and the second coupling member 113 into a whole after being matched with the notch portion 1131.

In this embodiment, as shown in fig. 2, the extension portion 1121 extends along the end face of the second coupling member 113 and in the axial direction, and the longitudinal section of the extension portion 1121 is in a sector shape, the angle of the sector is preferably 45 ° to 75 °, and the shape of the notch portion 1131 is adapted to the shape of the extension portion 1121, so that the connection of the extension portion 1121 and the notch portion 1131 is ensured to be a tenon and a tongue, so that the connection strength of the first coupling member 112 and the second coupling member 113 can be ensured, and the disassembly of the first coupling member 112 and the second coupling member 113 is facilitated when the first coupling unit 13 and the first driving unit 50 are installed.

In this embodiment, as shown in fig. 2, the number of the extending portions 1121 may be plural, and the number of the notch portions 1131 corresponds to this, and the plurality of extending portions 1121 are uniformly distributed on the end portion of the second coupling member 113 in a ring shape.

In this embodiment, as shown in fig. 2, 4 and 5, a second through hole 14 for the first matching unit 13 to move and connect is provided in the first connecting shaft 11, and a third through hole 15 for the first driving unit 50 to limit and connect is provided in the first connecting shaft 12; a fourth through hole 24 for the second matching unit 23 to move and connect is arranged in the second coupling shaft part 21, and a fifth through hole 25 for limiting and connecting the second driving unit 60 is arranged in the second connecting shaft 22; the second through hole 14 communicates with the third through hole 15, and the fourth through hole 24 communicates with the fifth through hole 25.

As shown in fig. 3, the first shaft portion 11 is provided with a second through hole 14 for the first matching unit 13 to move and connect, and the first connecting shaft 12 is provided with a third through hole 15 for limiting and connecting to the first driving unit 50; the second through hole 14 communicates with the third through hole 15, and the diameter of the second through hole 14 is preferably larger than the diameter of the third through hole 15;

as shown in fig. 2, 7 and 8, the first fitting unit 13 includes a first shaft cylinder 131, a first rivet cap 132 connected within the first shaft cylinder 131, a first rivet shaft 133 connected within the first shaft cylinder 131, and a first spring member 136 connected within the first shaft cylinder 131 and located between the first rivet cap 132 and the first rivet shaft 133; the first shaft barrel 131 is provided with a first connecting hole 137 therein, the first riveting cap 132 is located on one side of the first connecting hole 137 near the second mating unit 23, the first riveting shaft 133 is located on the other side, and the first spring member 136 is located therebetween.

As shown in fig. 2, 7 and 8, the first rivet cap 132 includes a disk-shaped first abutment 1322 and a first socket shaft 1323, and the first rivet cap 132 has a shape of an opened umbrella; the first riveting shaft 133 includes a second abutting portion 1331 and a first plug sleeve 1332, and the first riveting shaft 133 is also in a stretched umbrella shape; the first plug shaft 1323 can be movably plugged into the first plug sleeve 1332, the first spring member 136 is located between the first abutting portion 1322 and the second abutting portion 1331, and the first spring member 136 is sleeved on the first plug sleeve 1332. In addition, the diameters of the first abutting portion 1322 and the second abutting portion 1331 are larger than the diameter of the first connecting hole 137, and the peripheral wall of the first connecting hole 137 is further provided with a first annular groove 111 defining the moving distance of the second abutting portion 1331, and the end face of the first abutting portion 1322 abuts against the front end of the first connecting hole 137, that is, one end of the first abutting portion 1322 abuts against the first connecting hole 137 in the unblanked state, and the other end abuts against the third spring member 37.

Also, as shown in fig. 2, 7 and 8, the second fitting unit 23 includes a second shaft cylinder 231, a second rivet cap 232 connected within the second shaft cylinder 231, a second rivet shaft 233 connected within the second shaft cylinder 231, and a second spring member 236 connected within the second shaft cylinder 231 and located between the second rivet cap 232 and the second rivet shaft 233; the second shaft barrel 231 is provided with a second connecting hole 237, the second riveting cap 232 is positioned at one side of the second connecting hole 237 close to the first matching unit 13, the second riveting shaft 233 is positioned at the other side, and the second spring member 236 is positioned between the second connecting hole 237 and the second connecting hole.

As shown in fig. 2, 7 and 8, the second rivet cap 232 includes a disc-shaped third abutment 2322 and a second socket 2323, and the second rivet cap 232 has a shape of an expanded umbrella; the second riveting shaft 233 includes a fourth abutting portion 2331 and a second plugging sleeve 2232, and the second riveting shaft 233 is also in a stretched umbrella shape; the second plug shaft 2323 can be movably plugged into the second plug sleeve 2232, the second spring member 236 is located between the third and fourth abutting portions 2322 and 2331, and the second spring member 236 is sleeved on the second plug sleeve 2232. In addition, the diameters of the third abutting portion 2322 and the fourth abutting portion 2331 are larger than the diameter of the second connecting hole 237, and a second annular groove 211 for limiting the moving distance of the fourth abutting portion 2331 is further provided on the peripheral wall of the second connecting hole 237, and the end face of the third abutting portion 2322 abuts against the front end of the second connecting hole 237, that is, one end of the third abutting portion 2322 abuts against the second connecting hole 237 in the unblanked state, and the other end abuts against the third spring member 37.

As shown in fig. 2, 7 and 8, a third spring member 37 is further connected between the first contact portion 1322 and the third contact portion 2322, and the third spring member 37 is disposed through the first through hole 33 of the connection portion 31 of the cam member 30. Meanwhile, the first abutting portion 1322 is further provided with a first abutting platform 1321 for facilitating connection of the third spring element 37, and the third abutting portion 2322 is further provided with a second abutting platform 2321 for facilitating connection of the third spring element 37.

Further, as shown in fig. 11 and 12, when the first driving unit 50 drives the second abutting portion 1331 to move forward, the first spring piece 136 is pressed while the first abutting portion 1322 moves forward and presses the third spring piece 37, and the third spring piece 37 is compressed. Meanwhile, after the second abutting portion 1331 moves a distance in the first annular groove 111, the second abutting portion 1331 drives the first shaft tube 131 to move forward together, so that the front end of the first shaft tube 131 is finally abutted against the front end of the second shaft tube 231.

In this embodiment, as shown in fig. 2, 7 and 8, the end of the first shaft cylinder 131 facing the second shaft cylinder 231 is further provided with a plurality of first matching bosses 135, the end of the second shaft cylinder 231 facing the first shaft cylinder 131 is further provided with a plurality of second matching bosses 235, and the first matching bosses 135 and the second matching bosses 235 are staggered, so that when the first matching unit 13 moves towards the second matching unit 23, one first matching boss 135 is connected between two second matching bosses 235, and one second matching boss 235 is connected between two first matching bosses 135. The design can ensure that the first matching unit 13 can drive the second matching unit 23 to rotate when rotating, and drive the front shaft assembly 10, the rear shaft assembly 20 and the cam piece 30 to rotate together, so as to realize unlocking.

In this embodiment, as shown in fig. 2 to 4, a first sliding block 134 is further disposed on the outer peripheral surface of the end of the first shaft barrel 131 facing away from the second shaft barrel 231, so as to limit the moving direction of the first shaft barrel 131 in the second through hole 14, and a first sliding slot 115 is further disposed on the outer wall of the first shaft connecting portion 11 corresponding to the first sliding block 134; the outer peripheral surface of the end of the second shaft barrel 231 facing away from the first shaft barrel 131 is further provided with a second sliding block 234 for conveniently limiting the movement of the second shaft barrel 231 in the fourth through hole 24, and the outer wall of the second coupling shaft 21 is further provided with a second sliding groove 213 corresponding to the second sliding block 234.

As shown in fig. 1 and 2, the first sliding groove 115 is provided along the axial direction of the first coupling part 11, and the second sliding groove 213 is provided along the axial direction of the second coupling part 21. The design can ensure that the first shaft barrel 131 can only move along the axial direction of the first shaft connecting part 11, the first shaft barrel 131 can be driven to rotate when the first shaft connecting part 11 rotates, and the second shaft barrel 231 can be driven to rotate after the first shaft barrel 131 is connected with the second shaft barrel 231; the second shaft 231 in turn rotates the rear axle assembly 20 and ultimately the cam member 30.

As shown in fig. 2 and 9, the first driving unit 50 includes a first driving motor 51, a first transmission module connected to the first driving motor 51, a first driving shaft module 53 connected to the first transmission module, and a first fixing sleeve 52 sleeved outside the first driving shaft module 53; after the first driving motor 51 receives the unlocking signal, the driving force is transmitted to the first driving shaft module 53 through the first transmission module, and then the first driving shaft module 53 abuts against the second abutting portion 1331 in the first shaft barrel 131, so that the first shaft barrel 131 and the second shaft barrel 231 are connected.

Also, as shown in fig. 2 and 9, the second driving unit 60 includes a second driving motor 61, a second transmission module connected to the second driving motor 61, a second driving shaft module 63 connected to the second transmission module, and a second fixing sleeve 62 sleeved outside the second driving shaft module 63. The second drive unit 60 serves as a backup.

In the present embodiment, as shown in fig. 2 and 9, the first driving motor 51 and the second driving motor 61 are electrically connected to the control board on the door handle through the electric wire 70, which facilitates the transmission of electric signals; and the electric wire 70 passes through the first connecting shaft 12 of the third through hole 15 or passes through the fifth through hole 25 to pass through the second connecting shaft 22, so that the electric wire 70 can be protected by the first connecting shaft 12 and the second connecting shaft 22, and meanwhile, the electric wire 70 is prevented from being wound or damaged outside the connecting shaft, thereby influencing the use of the lock core structure.

In the present embodiment, as shown in fig. 2 and 9, the first and second transmission modules each include a first reduction unit 54 connected to an output shaft of the driving motor, a second reduction unit 55 engaged with the first reduction unit 54, and a telescopic unit engaged with the second reduction unit 55 to drive the driving shaft module to move forward and backward. The drive shaft module includes a stud member attached to the telescoping unit and a stop member 58 attached between the stud member and the stationary sleeve.

In this embodiment, as shown in fig. 9, signal encryption modules are further connected between the first fixing sleeve 52 and the first coupling part 11, and between the second fixing sleeve 62 and the second coupling part 21, a first fixing block 57 for fixing the signal encryption module is further connected to an outer side surface of the first fixing sleeve 52, and a second fixing block 67 for fixing the signal encryption module is further connected to an outer side surface of the second fixing sleeve 62. The design can make the security of this lock core structure better.

In this embodiment, as shown in fig. 1 and 2, a first limiting groove 116 is further provided on the outer wall of the first shaft connecting portion 11, and the outer side surface of the first fixing sleeve 52 extends outwards to form a first fixing piece 56 that is in limiting connection with the first limiting groove 116; the outer wall of the second coupling part 21 is further provided with a second limiting groove 214, and the outer side surface of the second fixing sleeve 62 extends outwards to form a second fixing part 66 which is in limiting connection with the second limiting groove 214. The number of the first fixing members 56 and the second fixing members 66 is preferably plural, and the plurality of the first fixing members 56 are uniformly arranged in the circumferential direction of the first fixing sleeve 52, and the plurality of the second fixing members 66 are uniformly arranged in the circumferential direction of the second fixing sleeve 62, so that the connection stability of the first driving unit 50 and the second driving unit 60 can be ensured.

In this embodiment, as shown in fig. 1 and 2, the slot 114 (212) on the first shaft portion 11 is communicated with the first chute 115, the first chute 115 is communicated with the first limiting slot 116, and a first clamping pin 117 for preventing the first fixing member 56 from moving is further connected between the first chute 115 and the first limiting slot 116; the first locking pin 117 can prevent the first fixing sleeve 52 from moving in the second through hole 14, thereby affecting the driving engagement between the first driving unit 50 and the first engaging unit 13.

The slot 114 (212), the first chute 115 and the first limiting slot 116 are communicated to reduce the difficulty of processing, so that the whole structure is easier to form.

In this embodiment, as shown in fig. 1 and 2, the slot 114 (212) on the second coupling part 21 is communicated with the second sliding slot 213, the second sliding slot 213 is communicated with the second limiting slot 214, and a second clamping pin 215 for preventing the second fixing part 67 from moving is further connected between the second sliding slot 213 and the second limiting slot 214. The second locking pin 215 is also provided to prevent the second fixing sleeve 62 from moving in the fourth through hole 24, thereby affecting the driving engagement between the first driving unit 50 and the second engaging unit 23.

Specifically, as shown in fig. 1 to 5, in the present embodiment, the first connecting shaft 12 and the second connecting shaft 22 have the same structure, the first connecting shaft 12 and the second connecting shaft 22 are both used for being matched with a door handle to realize rotation, the first connecting shaft 12 and the second connecting shaft 22 are both preferably square shafts, a plurality of adjusting holes 121 are formed on the outer surfaces of the first connecting shaft 12 and the second connecting shaft 22, and simultaneously, a plurality of adjusting holes 121 are formed along the axial direction of the first connecting shaft 12 and the second connecting shaft 22, and a clamping post for being connected in a telescopic manner in the adjusting holes 121 is correspondingly formed on the door handle. And when the thickness of the door is changed, the clamping column can be adjusted to be clamped with the corresponding adjusting hole 121, and meanwhile the universality of the lock core structure on doors with different thicknesses is realized.

In this embodiment, the adjusting hole 121 is a circular hole, an elliptical hole or a polygonal hole recessed inward along the surface of the connecting shaft.

In this embodiment, a plurality of the adjustment holes 121 are distributed on one or more faces of the connecting shaft. While a plurality of the adjustment holes 121 are arranged side by side and the distance between adjacent two of the adjustment holes 121 is the same.

Specifically, as shown in fig. 1 to 5, in this embodiment, the end portion of the first connecting shaft 12 and/or the second connecting shaft 22 is further provided with a disassembly preventing unit for preventing the lock cylinder structure from being damaged, the disassembly preventing unit includes a plurality of disassembly preventing members 122, the disassembly preventing members 122 include a fixing portion 1221 connected to the connecting shaft and an inverted portion 1222 bent obliquely along the fixing portion 1221, and the inclined direction of the inverted portion 1222 faces the coupling portion, so that the lock cylinder structure can be prevented from being maliciously disassembled by design, and the safety of the lock is further ensured.

In the present embodiment, the number of the anti-disassembly members 122 is plural, and the plurality of anti-disassembly members 122 are uniformly distributed on the end of the connecting shaft in a ring shape; and the inclination angle of the reverse buckle 1222 is 30 to 60 °. This allows the tamper evident member 122 to be more effective.

Specifically, in this embodiment, a lock is further provided, where the lock includes the foregoing lock cylinder structure, a door handle matched with the lock cylinder structure, and a fixing structure for connecting the main body member 40, and the main body member 40 is further provided with a first through hole 42 for connecting the front axle assembly 10 and a second through hole 43 for connecting the rear axle assembly 20; the outer wall of the first coupling part 11 of the front axle assembly 10 is further provided with a first clamping groove, the outer wall of the second coupling part 21 of the rear axle assembly 20 is further provided with a second clamping groove, the first coupling part 11 is clamped in the first clamping groove through a third clamping ring, so that the front axle assembly 10 is fixedly connected to the main body member 40, the second coupling part 21 is clamped in the second clamping groove through a fourth clamping ring, and the rear axle assembly 20 is fixedly connected to the main body member 40.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (7)

1. A lock core structure, its characterized in that: the novel cam assembly comprises a main body part, a front shaft assembly, a rear shaft assembly and a cam part, wherein the front shaft assembly is arranged at the first end of the main body part in a limiting sleeve manner, the rear shaft assembly is arranged at the second end of the main body part in a limiting sleeve manner, the cam part is rotatably connected to the main body part, the cam part is positioned between the front shaft assembly and the rear shaft assembly, the front shaft assembly comprises a first matching unit and a first driving unit for driving the first matching unit to directionally move, the rear shaft assembly comprises a second matching unit and a second driving unit for driving the second matching unit to directionally move, and the first driving unit drives the first matching unit and/or the second driving unit drives the second matching unit to drive the cam part;

the cam piece comprises a cylindrical connecting part and a boss part which extends outwards along the periphery of the connecting part and is used for unlocking, a first through hole which is coaxial with the connecting part is formed in the connecting part along the axial direction, a first connecting groove which is connected with the first matching unit is formed in one end of the connecting part in an inward concave manner, and a second connecting groove which is connected with the second matching unit is formed in the other end of the connecting part in an inward concave manner;

The front axle assembly further comprises a first shaft connecting part and a first connecting shaft extending outwards along the end part of the first shaft connecting part, and the first matching unit is connected in the first shaft connecting part in a limiting and moving way; the rear axle assembly further comprises a second coupling axle part and a second connecting axle which extends outwards along the end part of the second coupling axle part, and the second matching unit is connected in the second coupling axle part in a limiting and moving way; the first connecting shaft is internally provided with a second through hole for the first matching unit to movably connect, and the first connecting shaft is internally provided with a third through hole for limiting connection with the first driving unit; a fourth through hole for the second matching unit to movably connect is formed in the second coupling shaft part, and a fifth through hole for limiting connection with the second driving unit is formed in the second connecting shaft; the second through hole is communicated with the third through hole, the fourth through hole is communicated with the fifth through hole, an anti-disassembly unit for preventing the lock cylinder structure from being damaged is arranged at the end part of the first connecting shaft and/or the end part of the second connecting shaft, the anti-disassembly unit comprises a plurality of anti-disassembly pieces, each anti-disassembly piece comprises a fixing part connected to the connecting shaft and an inverted part obliquely bent along the fixing part, and the inclined direction of the inverted part faces towards the connecting shaft part;

The first matching unit comprises a first shaft barrel, a first riveting cap connected in the first shaft barrel, a first riveting shaft connected in the first shaft barrel and a first spring piece connected in the first shaft barrel and positioned between the first riveting cap and the first riveting shaft; the second matching unit comprises a second shaft barrel, a second riveting cap connected in the second shaft barrel, a second riveting shaft connected in the second shaft barrel and a second spring piece connected in the second shaft barrel and positioned between the second riveting cap and the second riveting shaft; and a third spring piece passing through the first through hole is further connected between the first riveting cap and the second riveting cap.

2. The lock cylinder structure of claim 1, wherein: the first connecting groove and the second connecting groove are arranged along the axial direction of the through hole, a limiting table is further arranged on the groove bottom of the first connecting groove and/or the groove bottom of the second connecting groove in a protruding mode, and a groove for being connected with the limiting table to drive the connecting portion to rotate is further formed in the end face of the front shaft assembly or the end face of the rear shaft assembly.

3. The lock cylinder structure of claim 1, wherein: the first riveting cap comprises a disc-shaped first abutting part abutting against one end of the third spring element and a first inserting shaft extending along the first abutting part away from the third spring element, the first riveting shaft comprises a second abutting part abutting against the first driving unit and a first inserting sleeve extending along the second abutting part towards the first riveting cap, the first inserting shaft is movably connected in the first inserting sleeve, the first spring element is sleeved on the first inserting sleeve, and the first spring element is in limiting connection between the first abutting part and the second abutting part; the second riveting cap comprises a disc-shaped third abutting part abutting against the other end of the third spring piece and a second inserting shaft extending along the third abutting part away from the third spring piece, the second riveting shaft comprises a fourth abutting part abutting against the second driving unit and a second inserting sleeve extending along the fourth abutting part towards the first riveting cap, the second inserting shaft is movably connected in the second inserting sleeve, the second spring piece is sleeved on the second inserting sleeve, and the second spring piece is in limiting connection between the third abutting part and the fourth abutting part.

4. A lock cylinder structure as claimed in claim 3, wherein: the first shaft section of thick bamboo towards the one end of second shaft section of thick bamboo still is equipped with a plurality of first cooperation bosss, the second shaft section of thick bamboo towards the one end of first shaft section of thick bamboo still is equipped with a plurality of second cooperation bosss, first drive unit drive when first cooperation unit orientation second cooperation unit removes, one first cooperation boss is connected two between the second cooperation boss, one second cooperation boss is connected two between the first cooperation boss.

5. The lock cylinder structure of claim 4, wherein: the outer peripheral surface of one end of the first shaft barrel, which is away from the second shaft barrel, is also provided with a first sliding block which is convenient for limiting the moving direction of the first shaft barrel in the second through hole, and the outer wall of the first shaft connecting part is also provided with a first sliding groove corresponding to the first sliding block; the outer peripheral surface of one end of the second shaft barrel, which is away from the first shaft barrel, is also provided with a second sliding block which is convenient for limiting the second shaft barrel to move in the fourth through hole, and the outer wall of the second coupling shaft part is also provided with a second sliding groove corresponding to the second sliding block; the first driving unit comprises a first driving motor, a first transmission module connected to the first driving motor, a first driving shaft module connected to the first transmission module, and a first fixing sleeve sleeved outside the first driving shaft module; the second driving unit comprises a second driving motor, a second transmission module connected to the second driving motor, a second driving shaft module connected to the second transmission module, and a second fixing sleeve sleeved on the outer side of the second driving shaft module.

6. The lock cylinder structure of claim 5, wherein: the outer wall of the first connecting shaft part is also provided with a first limiting groove, and the outer side surface of the first fixing sleeve extends outwards to form a first fixing piece which is in limiting connection with the first limiting groove; the outer wall of the second coupling shaft part is also provided with a second limiting groove, and the outer side surface of the second fixing sleeve extends outwards to form a second fixing piece which is in limiting connection with the second limiting groove; the groove on the first connecting shaft part is communicated with the first chute, the first chute is communicated with the first limit groove, and a first clamping pin for preventing the first fixed block from moving is further connected between the first chute and the first limit groove; the slotting on the second coupling part is communicated with the second sliding groove, the second sliding groove is communicated with the second limiting groove, and a second clamping pin for preventing the second fixing block from moving is further connected between the second sliding groove and the second limiting groove.

7. A lock, characterized in that: comprising a lock cylinder structure according to any one of claims 1-6.