CN213573437U

CN213573437U - Intelligent lock core

Info

Publication number: CN213573437U
Application number: CN202021947073.9U
Authority: CN
Inventors: 任均霭; 张蕊; 杨永建
Original assignee: Zhuhai Weima Technology Co ltd
Current assignee: Zhuhai Weima Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-06-29
Anticipated expiration: 2030-09-08

Abstract

The utility model provides an intelligent lock core, which comprises a lock core body and a backseat assembly, wherein the lock core body is connected with the backseat assembly; the rear seat assembly is provided with a control circuit board, a driving motor assembly, a driving gear, a manual clutch shaft sleeve assembly and a touch circuit board, the touch circuit board is electrically connected with the control circuit board, the control circuit board is electrically connected with the driving motor assembly, the driving motor assembly is meshed with the driving gear, and the manual clutch shaft sleeve assembly is in clutch connection with the driving gear; the lock core body is provided with shifting block and back lock courage, and the first end and the shifting block cooperation of back lock courage are connected, and the second end of back lock courage axle is provided with back lock courage axle, and back lock courage axle is pegged graft with manual separation and reunion axle sleeve subassembly, and manual separation and reunion axle sleeve subassembly drives the rotation of back lock courage. Use the utility model discloses an intelligence lock core can be convenient for carry out intelligent upgrading to traditional mechanical lock, improves the user experience degree of unblanking.

Description

Intelligent lock core

Technical Field

The utility model relates to a tool to lock technical field especially relates to an intelligent lock core.

Background

With the continuous progress and development of science and technology, locks with various specifications and functions are diversified, and the locks comprise traditional mechanical locks such as spring locks and electronic locks.

However, in the existing lock, the traditional mechanical lock can only be unlocked by adopting a mechanical key, and the unlocking experience of the user is poor. Moreover, when the traditional mechanical lock is upgraded into an intelligent lock, the lock body needs to be replaced besides the lock cylinder, and the upgrading cost is high.

Disclosure of Invention

The utility model aims at providing a can be convenient for carry out intelligent upgrading to traditional mechanical lock, realize the switching of controlling the lock intelligently to improve the intelligent lock core of user's experience degree of unblanking.

In order to achieve the main purpose, the intelligent lock cylinder provided by the utility model comprises a lock cylinder body and a backseat assembly, wherein the lock cylinder body is connected with the backseat assembly; the rear seat assembly is provided with a control circuit board, a driving motor assembly, a driving gear, a manual clutch shaft sleeve assembly and a touch circuit board, the touch circuit board is electrically connected with the control circuit board, the control circuit board is electrically connected with the driving motor assembly, the driving motor assembly is meshed with the driving gear, and the manual clutch shaft sleeve assembly is in clutch connection with the driving gear; the lock core body is provided with shifting block and back lock courage, and the first end and the shifting block cooperation of back lock courage are connected, and the second end of back lock courage is provided with back lock courage axle, and back lock courage axle is pegged graft with manual separation and reunion axle sleeve subassembly, and manual separation and reunion axle sleeve subassembly drives the rotation of back lock courage.

It is visible by the above scheme, the utility model discloses the backseat subassembly of intelligence lock core is provided with touch circuit board, control circuit board, driving motor subassembly, drive gear, manual separation and reunion axle sleeve subassembly, can realize driving through control circuit board control driving motor subassembly to control drive gear drives the back lock courage of being connected with manual separation and reunion axle sleeve subassembly, reach the purpose that intelligence was unblanked or was locked, and simultaneously, set up touch circuit board, can carry out the on-off control of lock through touch circuit board behind the door, improve the user and unblank or the experience of shutting. Moreover, the utility model discloses an intelligence lock core can be convenient for carry out intelligent upgrading to traditional mechanical lock, only needs to change the lock core body of traditional mechanical lock, can realize the switching of intelligent ground control lock, reduces lock upgrading cost. In addition, set up manual separation and reunion axle sleeve subassembly, can realize the separation and reunion state of control drive gear and back lock courage axle, manual separation and reunion axle sleeve subassembly and drive gear disconnection to when manual unblanking, reducible coming from driving motor subassembly rotational resistance, the manual unblanking of being convenient for.

In the further scheme, manual separation and reunion axle sleeve subassembly includes the separation and reunion axle sleeve, knob and spring, drive gear is provided with separation and reunion axle sleeve hole, the portable cartridge of separation and reunion axle sleeve is downthehole at the separation and reunion axle sleeve, the one end that the separation and reunion axle sleeve is close to drive gear is provided with the fixture block, be provided with the draw-in groove on the perisporium of separation and reunion axle sleeve hole, the fixture block is connected with the draw-in groove cooperation, the separation and reunion axle sleeve is close to knob one end and can dismantle with the knob and be connected, the spring suit is on the separation and.

In a further scheme, the clutch shaft sleeve is provided with a rear lock cylinder shaft hole, and the rear lock cylinder shaft is inserted in the rear lock cylinder shaft hole.

In a further scheme, the rear seat assembly is further provided with a base and a face cover, the base and the face cover are detachably connected, the base and the face cover are matched to form an installation cavity, and the touch circuit board, the control circuit board, the driving motor assembly and the driving gear are all installed in the installation cavity.

In a further scheme, a gear supporting column is arranged on the base, and the driving gear is rotatably arranged on the gear supporting column; the gear support column is provided with the separation and reunion axle sleeve and dodges the hole, and the separation and reunion axle sleeve dodges the hole and holds the one end that the separation and reunion axle sleeve inserted drive gear.

In a further scheme, one side of the driving gear, which faces the gear supporting column, is provided with a ring wall, and the ring wall is provided with a detection notch; the control circuit board is provided with a photoelectric sensor, and the annular wall is arranged between the transmitting end and the receiving end of the photoelectric sensor.

Therefore, the annular wall is arranged on the driving gear, the annular wall is provided with the detection notch, and the detection notch is matched with the photoelectric sensor, so that the rotation angle of the driving gear can be detected, the rotation angle of the intelligent lock cylinder shifting block is detected, and the opening and closing of the lockset is detected.

In a further scheme, the face cover is also provided with a battery cavity and a battery cover, and the battery cover covers the opening of the battery cavity; the battery cavity is internally provided with a battery which is in electric contact with the control circuit board.

Therefore, the battery can be arranged to provide power for the control circuit conveniently, an external power supply is not needed, and wiring trouble is reduced.

In a further scheme, the lock cylinder body comprises a lock shell main body and a rear extension lock shell, wherein an extension T-shaped guide rail is arranged on one side, close to the rear seat assembly, of the lock shell main body, an extension T-shaped guide groove is formed in the rear extension lock shell, and the T-shaped guide rail is connected with the extension T-shaped guide groove in a matched mode; the T-shaped guide rail is provided with a fixing hole, a set screw is arranged in the fixing hole, and the set screw extends to the lock shell after being fixed; the back extension lock shell is also provided with a back lock cylinder hole, and the back lock cylinder is arranged in the back lock cylinder hole.

Therefore, different door thicknesses are different, the lock shell extends after the lock shell is arranged, the length of the lock cylinder body can be lengthened as required, and the lock cylinder is convenient to use. And the lock shell main body and the rear extension lock shell can realize the locking of the relative position through a set screw in the fixing hole, thereby realizing the stepless regulation of the extension amount of the rear extension lock shell.

In the further scheme, the lock core body is further provided with a rear lock cylinder shaft sleeve, the rear lock cylinder shaft sleeve is installed in the rear lock cylinder hole, the rear lock cylinder shaft sleeve is sleeved on the rear lock cylinder shaft in a sliding mode, and the rear lock cylinder shaft is connected with the manual clutch shaft sleeve assembly through the rear lock cylinder shaft sleeve.

Therefore, by arranging the rear lock cylinder shaft sleeve, the relative position between the rear lock cylinder shaft sleeve and the rear lock cylinder shaft can be adjusted when the distance between the lock shell main body and the rear extension lock shell is adjusted, and the purpose that the manual clutch shaft sleeve assembly drives the rear lock cylinder shaft through the rear lock cylinder shaft sleeve is achieved.

In the further scheme, the lock cylinder body further comprises a front extension keyhole and an extension rod, and the front extension keyhole is connected with one end, far away from the rear seat assembly, of the lock cylinder body through the extension rod.

Therefore, the front extension lock hole and the extension rod are arranged, so that different door thicknesses can be further adapted.

Drawings

Fig. 1 is the structure diagram of the embodiment of the intelligent lock cylinder of the utility model.

Fig. 2 is an exploded view of the lock cylinder body in the embodiment of the intelligent lock cylinder of the present invention.

Fig. 3 is a structural section view of the embodiment of the intelligent lock cylinder of the utility model.

Fig. 4 is an exploded view of the backseat assembly in the embodiment of the intelligent lock cylinder of the present invention.

Fig. 5 is a structural diagram of the embodiment of the intelligent lock cylinder of the present invention, after the hidden surface cover and the knob of the backseat assembly.

Fig. 6 is a view angle structure diagram of the base in the embodiment of the intelligent lock cylinder of the present invention.

Fig. 7 is an exploded view of the manual clutch sleeve assembly in the embodiment of the intelligent lock cylinder of the present invention.

Fig. 8 is the structure diagram of the clutch shaft sleeve in the embodiment of the intelligent lock cylinder of the utility model.

Fig. 9 is a structure diagram of the driving gear in the embodiment of the intelligent lock cylinder of the present invention.

Fig. 10 is a schematic circuit diagram of an embodiment of the intelligent lock cylinder of the present invention.

The present invention will be further explained with reference to the drawings and examples.

Detailed Description

As shown in fig. 1, the intelligent lock cylinder of the present embodiment includes a lock cylinder body 1 and a backseat assembly 2, and the lock cylinder body 1 is inserted into the backseat assembly 2.

Referring to fig. 2, the lock cylinder body 1 is provided with a lock case main body 11, a rear extension lock case 12, a front lock cylinder 13, a shifting block 14, a rear lock cylinder 15, a rear lock cylinder shaft sleeve 16, an extension rod 17 and a front extension keyhole 18. One side of the lock shell main body 11 close to the backseat assembly 2 is provided with a T-shaped guide rail 114, the rear extension lock shell 12 is provided with a rear lock cylinder hole 121 and a T-shaped guide groove 122, the rear lock cylinder 15 is installed in the rear lock cylinder hole 121, and the T-shaped guide rail 114 is connected with the extension T-shaped guide groove 122 in a matching mode. The T-shaped guide rail 114 is provided with a fixing hole 115, and a set screw (not shown) is installed in the fixing hole 115 and extends into the lock case 12 after being fixed by the set screw. The rear extension lock case 12 is slidable along the T-shaped guide rails 114 and is fixed by a set screw when the position to be fixed is determined, thereby obtaining an extension length of the lock cylinder body 1, which is steplessly adjustable.

The dial 14 includes a first dial 141 and a second dial 142, and the first dial 141 and the second dial 142 are independently and movably disposed. The front lock core 13 is inserted into the front lock core hole 111 of the lock case body 11, the front lock core 13 is connected with the first shifting block 141 in a matching manner, and the front lock core 13 drives the first shifting block 141 to rotate. The shifting block 14 is installed in the shifting block groove 113 of the lock case main body 11, the first end of the rear lock cylinder 15 is connected with the second shifting block 142 in a matching manner, and the rear lock cylinder 15 drives the second shifting block 142 to rotate. The lock shell main body 11 is provided with a rear lock cylinder mounting hole 112, the rear extension lock shell 12 is further provided with a rear lock cylinder hole 121, a first end of the rear lock cylinder 15 is inserted into the rear lock cylinder mounting hole 112, and a second end of the rear lock cylinder 15 is installed in the rear lock cylinder hole 121. The second end of back lock courage 15 is provided with back lock courage axle 151, and back lock courage axle sleeve 16 is installed in back lock courage hole 121, and back lock courage axle sleeve 16 slidable suit is on back lock courage axle 151, and in this embodiment, back lock courage axle sleeve 16 is provided with spliced eye 161, and back lock courage axle 151 slidable is pegged graft in spliced eye 161.

A forwardly extending keyhole 18 is connected to the end of the housing body 11 remote from the rear housing assembly 2 by an extension rod 17. In this embodiment, the number of the extension rods 17 is two, the lock case body 11 and the front extension keyhole 18 are correspondingly provided with extension rod holes 19, and the extension rods 17 are inserted into the extension rod holes 19. The lock shell body 11 and the front extension keyhole 18 are respectively provided with an extension rod fixing hole (not shown), the extension rod fixing holes are communicated with the extension rod hole 19, and a set screw is arranged in each extension rod fixing hole and used for fixing the extension rod 17. The length of the extension rod 17 extending out of the lock case body 11 can be set as desired so that the key insertion is guided by the forwardly extending keyhole 18 when the door is thick. Of course, the lock cylinder body 1 is further provided with an unlocking structure matched with a mechanical key, which is a technology known by those skilled in the art and will not be described in detail herein.

Referring to fig. 3 and 4, the rear seat assembly 2 is provided with a base 21, a face cover 22, a control circuit board 23, a drive motor assembly 24, a drive gear 25, a manual clutch bush assembly 26, and a touch circuit board 27. The base 21 and the face cover 22 are detachably connected, the base 21 and the face cover 22 are matched to form a mounting cavity 28, and the control circuit board 23, the driving motor assembly 24, the driving gear 25 and the touch circuit board 27 are all mounted in the mounting cavity 28. The touch circuit board 27 is electrically connected with the control circuit board 23, the control circuit board 23 is electrically connected with the driving motor assembly 24, the driving motor assembly 24 is meshed with the driving gear 25, the manual clutch shaft sleeve assembly 26 is connected with the driving gear 25 in a clutch mode, the rear lock cylinder shaft 151 is connected with the manual clutch shaft sleeve assembly 26 in an inserting mode through the rear lock cylinder shaft sleeve 16, and the manual clutch shaft sleeve assembly 26 drives the rear lock cylinder 15 to rotate.

As can be seen from fig. 3, 4 and 5, the base 21 is provided with a gear support post 211, and the driving gear 25 is rotatably mounted on the gear support post 211. The gear support column 211 is provided with a clutch bush escape hole 212, and an opening of the clutch bush escape hole 212 faces the drive gear 25. Referring to fig. 6, a lock cylinder body groove 213 is formed in a side of the base 21 facing the lock cylinder body 1, a through hole 214 is formed between the lock cylinder body groove 213 and the clutch shaft sleeve avoiding hole 212, the lock cylinder body 1 is installed in the lock cylinder body groove 213, and the rear cylinder shaft sleeve 16 penetrates through the through hole 214 to be connected with the manual clutch shaft sleeve assembly 26.

The face cover 22 is provided with a battery cavity 221 and a battery cover 222, the battery cover 222 covers the opening of the battery cavity 221, a battery 223 is installed in the battery cavity 221, the battery 223 is in electrical contact with the control circuit board 23, and the battery 223 is used for providing power for the circuit of the control circuit board 23. The battery 223 may be a rechargeable battery or a dry cell battery.

Referring to fig. 7 and 8, the manual clutch collar assembly 26 includes a clutch collar 261, a knob 262 and a spring 263, wherein one end of the clutch collar 261 close to the knob 262 is detachably connected to the knob 262, and in the embodiment, the clutch collar 261 is connected to the knob 262 through a bolt 264. One end of the clutch shaft sleeve 261 close to the knob 262 is provided with a positioning groove 2611, the knob 262 is provided with a positioning fixture block 2621, and the positioning fixture block 2621 is matched with the positioning groove 2611, so that the clutch shaft sleeve 261 is conveniently and fixedly connected with the knob 262. Spring 263 is mounted on clutch sleeve 261, and a first end of spring 263 abuts the knob, and a second end of spring 263 abuts a first side 251 of drive gear 25 facing spring 263. The clutch sleeve 261 is provided with a rear lock cylinder shaft hole 2612, and the rear lock cylinder sleeve 16 is inserted into the rear lock cylinder shaft hole 2612. One end of the clutch shaft sleeve 261 close to the driving gear 25 is provided with three clamping blocks 2613, the clamping blocks 2613 are arranged on the outer peripheral wall of the clutch shaft sleeve 261, in this embodiment, the number of the clamping blocks 2613 is three, and the three clamping blocks 2613 are uniformly distributed along the circumferential direction of the clutch shaft sleeve 261. As can also be seen in fig. 3, clutch bush relief bore 212 is provided for receiving clutch bush 261 when drive gear 25 is disconnected from clutch bush 261. As can also be seen from fig. 4, the face cover 22 is provided with a knob mounting groove 224, the knob 262 is mounted in the knob mounting groove 224, a clutch sleeve through hole 225 is provided at the bottom of the knob mounting groove 224, and the clutch sleeve 261 passes through the clutch sleeve through hole 225 and is connected with the driving gear 25.

Referring to fig. 9, the driving gear 25 is provided with a clutch shaft sleeve hole 252, the clutch shaft sleeve 261 is movably inserted into the clutch shaft sleeve hole 252, a clamping groove 253 is formed in the peripheral wall of the clutch shaft sleeve hole 252, and the clamping block 2613 is connected with the clamping groove 253 in a matching manner. When the driving gear 25 is connected with the clutch shaft sleeve 261, the fixture block 2613 is separated from the fixture groove 253, and when the driving gear 25 is connected with the clutch shaft sleeve 261, the fixture block 2613 is clamped with the fixture groove 253. The side of the driving gear 25 facing the gear support column 211 is provided with an annular wall 254, and the annular wall 254 is provided with a detection notch 255. As can be seen from fig. 4 and 5, the control circuit board 23 is provided with the photosensor 29, and the annular wall 254 is provided between the emission end and the reception end of the photosensor 29. The annular wall 254 is used for sheltering from the optical signal between transmitting terminal and the receiving terminal, when drive gear 25 rotates and makes detection breach 255 pass between transmitting terminal and the receiving terminal, because there is not the obstacle, the receiving terminal can obtain the optical signal that the transmitting terminal sent, through photoelectric sensor 29, annular wall 254 and the cooperation that detects breach 255, can be used to judge the unblanking and shutting of intelligent lock core. Of course, the plurality of gaps 255 may be provided, and the plurality of gaps 255 may be distributed on the annular wall 254 as required, which may improve the detection accuracy.

Referring to fig. 10, the control circuit board 23 further includes a main control chip 231, a power management module 232, a wireless communication circuit 233 and an acousto-optic alarm circuit 234, the power management module 232 is electrically connected to the battery 223, and the power management module 232 provides power for the main control chip 231, the wireless communication circuit 233, the acousto-optic alarm circuit 234, the driving motor assembly 24, the touch circuit board 27 and the photoelectric sensor 29. The wireless communication circuit 233, the audible and visual alarm circuit 234, the driving motor assembly 24, the touch circuit board 27 and the photoelectric sensor 29 are all electrically connected with the main control chip 231. The main control chip 231 performs information interaction with external equipment through the wireless communication circuit 233, the main control chip 231 sends an audible and visual alarm signal to the audible and visual alarm circuit 234, the main control chip 231 sends a driving control signal to the driving motor assembly 24, and the touch circuit board 27 sends an unlocking or locking control signal to the main control chip 231. The main control chip 231 is a single chip microcomputer, the wireless communication circuit 233 comprises at least one of a WIFI communication module, a bluetooth communication module, a Zigbee communication module, a Z-Wave communication module, an NB-IoT/5G communication module, or a GSM communication module, and can be linked with a mobile intelligent terminal such as a mobile phone or a tablet computer, so that a user can use the mobile intelligent terminal to switch and monitor a door lock. The main control chip 231, the power management module 232, the wireless communication circuit 233 and the acousto-optic alarm circuit 234 can be implemented by using known circuit modules, which are not described herein again. The touch circuit board 27 may be provided with a touch sensing element (e.g., a capacitive sensing element) to sense a touch signal, so as to transmit an unlocking or locking control signal.

The utility model discloses an intelligence lock core is unblanked before the door and when shutting, accessible mechanical key unblanks and shuts, simultaneously, still accessible mobile intelligent terminal communicates with wireless communication circuit 233 and unblanks and shut. When a user needs to unlock and lock the door, the user can unlock and lock the door through the wireless communication circuit 233, the touch circuit board 27 and the knob 262, and the user can select the door according to the need.

In addition, under normal conditions, clutch shaft sleeve 261 and drive gear 25 are in connected state, and fixture block 2613 and draw-in groove 253 block, and drive gear 25 can drive clutch shaft sleeve 261, and at this moment, accessible main control chip 231 sends drive control signal to driving motor subassembly 24 for driving motor subassembly 24 drives drive gear 25, thereby drives back lock courage 15 and rotates, and then realizes unblanking or the operation of shutting. When a user needs to manually unlock the lock behind the door, the knob 262 can be pressed to move towards the lock cylinder body 1, and after the clamping block 2613 completely exits from the clamping groove 253, the clutch shaft sleeve 261 is disconnected with the driving gear 25, so that the resistance of the driving motor assembly 24 can be reduced, and the manual unlocking is facilitated.

According to the above, the utility model discloses the backseat subassembly of intelligence lock core is provided with touch circuit board, control circuit board, driving motor subassembly, drive gear, manual separation and reunion axle sleeve subassembly, can realize driving through control circuit board control driving motor subassembly to control drive gear drives the back lock courage axle of being connected with manual separation and reunion axle sleeve subassembly, reach the purpose that intelligence was unblanked or was locked, and simultaneously, set up touch circuit board, can carry out the on-off control of lock through touch circuit board behind the door, improve the user and unblank or the experience of shutting. In addition, set up manual separation and reunion axle sleeve subassembly, can realize the separation and reunion state of control drive gear and back lock courage axle, manual separation and reunion axle sleeve subassembly and drive gear disconnection to when manual unblanking, reducible coming from driving motor subassembly rotational resistance, the manual unblanking of being convenient for.

It should be noted that the above is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and all insubstantial modifications made by using the design concept of the present invention also fall within the protection scope of the present invention.

Claims

1. An intelligent lock core, its characterized in that: the lock cylinder comprises a lock cylinder body and a rear seat assembly, wherein the lock cylinder body is connected with the rear seat assembly;

the backseat assembly is provided with a control circuit board, a driving motor assembly, a driving gear, a manual clutch shaft sleeve assembly and a touch circuit board, the touch circuit board is electrically connected with the control circuit board, the control circuit board is electrically connected with the driving motor assembly, the driving motor assembly is meshed with the driving gear, and the manual clutch shaft sleeve assembly is in clutch connection with the driving gear;

the lock core body is provided with a shifting head and a rear lock cylinder, the first end of the rear lock cylinder is connected with the shifting head in a matching mode, the second end of the rear lock cylinder is provided with a rear lock cylinder shaft, the rear lock cylinder shaft is connected with the manual clutch shaft sleeve assembly in an inserting mode, and the manual clutch shaft sleeve assembly drives the rear lock cylinder to rotate.

2. The intelligent lock core of claim 1, wherein:

the manual separation and reunion axle sleeve subassembly includes separation and reunion axle sleeve, knob and spring, drive gear is provided with the separation and reunion axle sleeve hole, the portable cartridge of separation and reunion axle sleeve is in the separation and reunion axle sleeve is downthehole, the separation and reunion axle sleeve is close to drive gear's one end is provided with the fixture block, be provided with the draw-in groove on the perisporium of separation and reunion axle sleeve hole, the fixture block with the draw-in groove cooperation is connected, the separation and reunion axle sleeve is close to knob one end with the connection can be dismantled to the knob, the spring suit is in on the separation and reunion axle sleeve, the first end of spring with the knob.

3. The intelligent lock core of claim 2, wherein:

the clutch shaft sleeve is provided with a rear lock cylinder shaft hole, and the rear lock cylinder shaft is inserted in the rear lock cylinder shaft hole.

4. The intelligent lock core of claim 3, wherein:

the back seat assembly is further provided with a base and a face cover, the base and the face cover are detachably connected, the base and the face cover are matched to form an installation cavity, and the touch circuit board, the control circuit board, the driving motor assembly and the driving gear are installed in the installation cavity.

5. The intelligent lock core of claim 4, wherein:

the base is provided with a gear supporting column, and the driving gear is rotatably installed on the gear supporting column;

the gear support column is provided with the separation and reunion axle sleeve hole of dodging, the separation and reunion axle sleeve hole of dodging holds the separation and reunion axle sleeve inserts drive gear's one end.

6. The intelligent lock core of claim 5, wherein:

one side of the driving gear, which faces the gear supporting column, is provided with an annular wall, and the annular wall is provided with a detection notch;

the control circuit board is provided with a photoelectric sensor, and the annular wall is arranged between the transmitting end and the receiving end of the photoelectric sensor.

7. The intelligent lock core of claim 4, wherein:

the face cover is provided with a battery cavity and a battery cover, and the battery cover covers the opening of the battery cavity;

and a battery is arranged in the battery cavity and is electrically contacted with the control circuit board.

8. The intelligent lock cylinder according to any one of claims 1 to 7, characterized in that:

the lock core body comprises a lock shell main body and a rear extension lock shell, wherein a T-shaped guide rail is arranged on one side, close to the rear seat assembly, of the lock shell main body, a T-shaped guide groove is formed in the rear extension lock shell, and the T-shaped guide rail is connected with the T-shaped guide groove in a matched mode;

the T-shaped guide rail is provided with a fixing hole, a set screw is arranged in the fixing hole, and the set screw fixes the rear extension lock shell;

the back extends the lock shell and still is provided with back lock courage hole, back lock courage is installed in the back lock courage hole.

9. The intelligent lock core of claim 8, wherein:

the lock core body is further provided with a rear lock cylinder shaft sleeve, the rear lock cylinder shaft sleeve is installed in the rear lock cylinder hole, the rear lock cylinder shaft sleeve is sleeved on the rear lock cylinder shaft in a sliding mode, and the rear lock cylinder shaft is connected with the manual clutch shaft sleeve assembly through the rear lock cylinder shaft sleeve.

10. The intelligent lock core of claim 9, wherein:

the lock cylinder body further comprises a front extension keyhole and an extension rod, and the front extension keyhole is connected with one end, far away from the backseat assembly, of the lock shell main body through the extension rod.