CN112593782B

CN112593782B - Multifunctional intelligent lock body

Info

Publication number: CN112593782B
Application number: CN202110056257.9A
Authority: CN
Inventors: 马春淋
Original assignee: Hunan Hongdun Industry And Trade Co ltd
Current assignee: Hunan Hongdun Industry And Trade Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2024-07-05
Anticipated expiration: 2041-01-15
Also published as: CN112593782A

Abstract

The invention provides a multifunctional intelligent lock body. The multifunctional intelligent lock body comprises a lock body shell, a reverse lock core, a key lock core and a handle lock core, wherein the reverse lock core, the key lock core and the handle lock core penetrate through the lock body shell, the lock tongue, the lock column and the reverse lock column penetrate through the lock body shell on the other adjacent sides, the electric control lock core and the transmission mechanism are arranged in the lock body shell, the control panel and the battery are arranged outside the lock body shell, and the first switch, the second switch and the third switch are arranged in the lock body shell and are connected with the control panel through circuits. The multifunctional intelligent lock body solves the technical problem that the lock body in the prior art has safety risks.

Description

Multifunctional intelligent lock body

Technical Field

The invention relates to the field of door locks, in particular to a multifunctional intelligent lock body.

Background

At present, a household door lock is gradually replaced by a mechanical lock by an intelligent lock with various unlocking modes, such as a fingerprint lock, a coded lock, a magnetic card lock, a mobile phone unlocking mode and the like. The diversification of intelligent lock unlocking mode also leads to the leak to increase, and a lot of products can contact the lock body inside through dismantling control panel, and then rotate the lockpin and open the lock, have serious security risk. In addition, most lock bodies including mechanical locks and intelligent locks are required to be manually locked, otherwise, only the inclined plane lock tongue bears the locking function and is easy to be damaged by violence or pushed away by a card. The self-locking structure of the lock cylinder with strengthening effect is complex and is easy to fail or be damaged by violence.

Disclosure of Invention

In order to solve the technical problem that a lock body in the prior art is easy to be broken and has safety risks, the invention provides a multifunctional intelligent lock body for solving the problems.

A multifunctional intelligent lock body comprises a lock body shell, a reverse lock cylinder, a key lock cylinder, a handle lock cylinder, a lock tongue, a lock column and a reverse lock column, wherein the reverse lock cylinder, the key lock cylinder and the handle lock cylinder are arranged through the lock body shell; the anti-lock cylinder is connected with the anti-lock column, the key lock cylinder and the electric control lock cylinder are connected with the lock column and the lock tongue through the transmission mechanism, the handle lock cylinder is connected with the lock tongue through the transmission mechanism, and the control panel is connected with the electric control lock cylinder and the battery through a circuit; the lock comprises a lock body shell, a control panel, a lock post, a lock rod, a transmission mechanism, a lock rod, a control panel, a first switch, a second switch and a third switch, wherein the first switch, the second switch and the third switch are arranged in the lock body shell and are connected with the control panel through a circuit, the first switch is positioned at the tail end of the motion track of the lock rod in the extending direction, the first switch comprises two switch contacts which are respectively a lower contact overlapped with the motion track of the lock rod and an upper contact overlapped with the motion track of the transmission mechanism and the position connected with the lock rod, the second switch is positioned at the tail end of the motion track of the lock rod in the retracting direction, and the contact of the third switch is positioned at the tail end of the motion track of the lock post in the retracting direction;

The electric control lock cylinder comprises a motor, a worm and an electric control lock cylinder gear; the worm is coaxially connected with a power output shaft of the motor, and the electric control lock cylinder gear is axially perpendicular to the worm, and is meshed with the worm and the transmission mechanism at the same time;

The transmission mechanism comprises a transmission gear and a transmission arm; the transmission gear is axially parallel to the electric control lock cylinder gear and is meshed with the transmission arm, the electric control lock cylinder gear, the handle lock cylinder and the lock cylinder at the same time; one end of the transmission arm is meshed with the transmission gear, the middle takes the handle lock cylinder as a shaft, and the other end of the transmission arm is abutted with the lock tongue;

The transmission gear comprises a first transmission part, a second transmission part, a third transmission part, a fourth transmission part and a transmission shaft; the second transmission piece and the third transmission piece are gears meshed with the handle lock cylinder and the electric control lock cylinder gear respectively, and the transmission shaft is fixed in the lock body shell, axially parallel to the electric control lock cylinder gear and simultaneously penetrates through the circle centers of the second transmission piece and the third transmission piece; the first transmission piece and the fourth transmission piece are respectively columnar structures arranged on the second transmission piece and the third transmission piece, the axial direction of the columnar structures is parallel to the central shaft of the transmission gear, the first transmission piece is connected with the lock column, and the fourth transmission piece is connected with the transmission arm;

The lock cylinder comprises a lock cylinder main body, a lock cylinder base, an induction arm and a reverse hook arm; the lock cylinder main bodies are mutually parallel and penetrate through the side wall of the lock body shell, one side of the lock cylinder main bodies in the lock body shell is fixed on the same lock cylinder base, the lock cylinder base is provided with a sliding groove parallel to the lock cylinder main bodies, the transmission shaft of the transmission gear penetrates through the sliding groove of the lock cylinder, the induction arm is arranged on the lock cylinder base, and when the lock cylinder extends out, the induction arm is abutted with a switch contact of the third switch; the reverse hook arm is L-shaped, one arm of the L-shape is perpendicular to the lock cylinder main body and provided with a telescopic groove and a driving groove, and the other arm is arranged outside the lock body shell and faces the direction away from the lock cylinder main body; the telescopic slot is perpendicular to the lock cylinder main body and is connected with the columnar structure fixed on the lock body shell, and the driving slot and the telescopic slot form an included angle of 45 degrees and are connected with the columnar structure arranged on the lock body base.

In a preferred embodiment of the multifunctional intelligent lock body provided by the invention, the lock tongue comprises a lock tongue main body, a lock tongue shaft, a lock tongue limiting piece, a lock tongue sensing piece and a spring;

The lock tongue main body penetrates through the side wall of the lock body shell, one side of the lock body shell is sequentially connected with the lock tongue shaft and the lock tongue induction piece, the lock tongue shaft penetrates through the lock tongue limiting piece fixedly arranged in the lock body shell, and the spring is sleeved on a section between the lock tongue limiting piece and the lock tongue main body; the lock body shell is provided with a chute parallel to the lock bolt shaft, the lock bolt sensing piece is slidably connected with the chute of the lock body shell, when the lock bolt stretches out, the lock bolt sensing piece is abutted with one switch contact of the first switch, and when the lock bolt is retracted, the lock bolt sensing piece is abutted with the switch contact of the second switch.

In a preferred embodiment of the multifunctional intelligent lock body provided by the invention, the transmission arm is abutted with one side of the lock tongue sensing piece, which is close to the lock tongue limiting piece; when the lock tongue stretches out, the lock tongue is abutted with the transmission arm and the other switch contact of the first switch.

In a preferred embodiment of the multifunctional intelligent lock body provided by the invention, the third transmission member comprises a lower gear, an upper gear, a limit post and a torsion spring;

The lower layer gear is close to the second transmission part, the circle center position is slidably connected with the transmission shaft, a large gap exists between the circle center position of the upper layer gear and the transmission shaft, the slidable connection is realized by arranging a shaft sleeve, the limit post is arranged at the edge position of one side of the lower layer gear close to the electric control lock cylinder and is connected with the upper layer gear, the upper layer gear is provided with an arc-shaped chute at the position of the limit post and is connected with the limit post, the center of the torsion spring is sleeved on the shaft sleeve, and two ends of the torsion spring are respectively connected with the fourth transmission part and the limit post;

The upper layer gear and the lower layer gear are gears with teeth arranged on only part of edges, and the teeth of the upper layer gear and the lower layer gear are overlapped at the position close to the first transmission part.

In a preferred embodiment of the multifunctional intelligent lock body provided by the invention, the outer wall of the handle lock cylinder is a limit rotating shaft and is in limit connection with the transmission arm and the handle lock cylinder gear part; the handle lock cylinder gear is meshed with the second transmission piece.

In a preferred embodiment of the multifunctional intelligent lock body provided by the invention, the control panel comprises a password control system, a fingerprint control system, a magnetic card control system, a wireless network control system and a master control system connected with the password control system, the fingerprint control system and the magnetic card control system;

The master control system is connected with the battery and the motor, and controls the motor to run after receiving a door opening signal of any one of the password control system, the fingerprint control system, the magnetic card control system and the wireless network control system, and drives the lock tongue and the lock cylinder to retract into the lock body shell through the transmission mechanism so as to realize door opening action;

When the upper contact and the lower contact are loosened, the contact of the second switch is pressed, and when the contact of the third switch is loosened, the door opening action is judged to be successful;

After judging that the door opening action is successful, waiting for 5-10 seconds, the master control system drives the motor to reversely run to drive the lock tongue to stretch to the original position, so as to realize the recovery action;

When the upper contact and the lower contact are pressed and the contact of the second switch is released, judging that the recovery action is successful;

when the door is closed, the lock tongue can contact with the door frame and stretches once, so that the door closing action is realized;

when the lower contact is loosened and pressed again, the contact of the second switch is pressed and loosened again, and the closing action is judged to be successful;

After judging that the door closing action is successful, the master control system drives the motor to operate, and drives the lock column to extend out through the transmission mechanism to realize the door locking action;

when the contact of the third switch is pressed, judging that the door locking action is successful;

the key lock core rotates, and the transmission mechanism drives the lock tongue and the lock column to retract into the lock body shell, so that the door opening action is realized;

judging whether the door opening action is successful, recovering the action, judging whether the recovering action is successful, closing the door, judging whether the door closing action is successful, locking the door, and judging whether the door locking action is successful is consistent;

The handle lock core rotates, and the transmission mechanism drives the lock tongue and the lock column to retract into the lock body shell, so that the door opening action is realized;

the anti-lock cylinder rotates to drive the anti-lock column to shrink into the lock body shell, or drive the anti-lock column to extend out of the lock body shell, so that anti-lock and unlocking are realized.

Compared with the prior art, the multifunctional intelligent lock body provided by the invention has a multifunctional unlocking mode, and meanwhile, the whole mechanical structure of the lock body is packaged in the lock body shell, so that the lock body can not be easily broken, and the indoor safety is ensured. The key hole of the door lock can be designed to be a concave structure through the packaging structure, the lock core is concave more than 5cm in the door body, the difficulty of picking the lock is greatly increased, and indoor safety is guaranteed. Meanwhile, each time of opening and closing is that the lock tongue and the lock column are synchronously telescopic, the problem that the lock tongue is pushed away by a card is avoided, and indoor safety is guaranteed. The electric control lock cylinder adopts a worm driving structure and has a great speed reducing effect, so that reverse operation has great resistance, and a self-locking effect is formed.

Drawings

FIG. 1 is a schematic diagram of a multi-functional smart lock with a portion of the lock housing removed;

FIG. 2 is an enlarged partial view of the rear half of FIG. 1;

FIG. 3 is an enlarged partial view of the front half of FIG. 1;

FIG. 4 is a schematic diagram of the structure of the multifunctional intelligent lock body with the outer shell removed from the electronic control lock cylinder;

FIG. 5 is a schematic diagram of the structure of a transmission gear in the transmission mechanism of the multifunctional intelligent lock body;

FIG. 6 is a schematic diagram of the structure of the actuator arm in the actuator mechanism of the multi-functional smart lock;

FIG. 7 is a schematic diagram of the structure of a locking tongue of the multifunctional smart lock body;

FIG. 8 is a schematic diagram of the structure of a lock cylinder of the multifunctional smart lock body;

FIG. 9 is a schematic view of the structure of the reverse hook arm in the lock cylinder of the multifunctional intelligent lock body;

FIG. 10 is a schematic diagram of the structure of a buffer arm in a lock cylinder of the multifunctional intelligent lock body;

Fig. 11 is a schematic structural view of a handle lock cylinder of the multifunctional intelligent lock body.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention.

Fig. 1 is a schematic structural diagram of the multifunctional intelligent lock 1 according to the present invention after the upper lock housing 2 is removed. For convenience of description, the viewing angle direction of fig. 1 is denoted as up, whereas the viewing angle direction of fig. 1 is denoted as down, the upper side of fig. 1 is denoted as front, the lower side is denoted as rear, and the left and right are unchanged.

The multifunctional intelligent lock body 1 comprises a lock body shell 2, a control panel (not shown in the drawing) arranged outside the lock body shell 2, a battery (not shown in the drawing), an electric control lock cylinder 3 arranged in the lock body shell 2, a transmission mechanism 4, a lock tongue 5, a lock column 6 and a reverse lock column 7 penetrating through the left side wall of the lock body shell 2, and a reverse lock cylinder 8, a key lock cylinder 9 and a handle lock cylinder 10 penetrating through the upper side wall and the lower side wall of the lock body shell 2 respectively at two ends. Finally, the lock further comprises a first switch 21, a second switch 22 and a third switch 23 which are arranged in the lock body shell 2.

Please refer to fig. 2 and fig. 4, which are respectively an enlarged view of the rear half of fig. 1 and a schematic structural diagram of the electronic control cylinder 3 after the upper shell is removed.

The electric control lock cylinder 3 comprises a motor 31, a worm 32, an electric control lock cylinder transmission gear 33 and an electric control lock cylinder output gear 34.

The motor 31 is arranged at the rear part of the lock body shell 2, the power output shaft faces forward, and the worm 32 is arranged. The worm 32 is meshed with three electric control lock cylinder transmission gears 33 in sequence. The electrically controlled cylinder output gear 34 is disposed above and coaxially connected to the forefront one of the cylinders.

Referring to fig. 3, 5 and 6, which are respectively enlarged partial views of the front half of fig. 1, the transmission gear 41 and the transmission arm 42 of the transmission mechanism 4 are schematically shown.

The transmission mechanism 4 comprises a transmission gear 41 and a transmission arm 42.

The transmission gear 41 comprises an upper transmission gear 411, a lower transmission gear 412, a handle lock cylinder transmission gear 413, a transmission arm connecting column 414, a lock column connecting column 415, a limit column 416, a shaft sleeve 417, a torsion spring 418 and a transmission shaft 419.

The upper layer transmission gear 411 and the lower layer transmission gear 412 are round gears with the same size, but only partial areas of the edges of the upper layer transmission gear 411 and the lower layer transmission gear 412 are provided with teeth: the teeth of the upper transmission gear 411 are distributed at a rear position, the teeth of the lower transmission gear 412 are distributed at a right position, and two teeth overlap at a right rear position. The teeth of both, although differing in height, are engageable with the electrically controlled cylinder output gear 34.

The upper layer transmission gear 411 and the lower layer transmission gear 412 are connected at a rear position through the limiting post 416, and the upper layer transmission gear 411 is provided with an arc chute for sliding of the limiting post 416.

The upper surface of the upper transmission gear 411 is provided with the transmission arm engagement post 414 at a position perpendicular thereto. The lower surface of the lower transmission gear 412 is provided with the handle lock cylinder transmission gear 413 concentric with the lower transmission gear, and is provided with the lock cylinder engaging post 415 at a position close to the right rear side and perpendicular to the lower transmission gear.

The transmission shaft 419 passes through the axes of the upper layer transmission gear 411, the lower layer transmission gear 412 and the handle lock cylinder transmission gear 413 at the same time, and two ends of the transmission shaft are fixed between the upper layer and the lower layer of the lock body shell 2, and are in clearance fit with the lower layer transmission gear 412 and the handle lock cylinder transmission gear 413, and are in clearance fit with the upper layer transmission gear 411 through the shaft sleeve 417.

The center of the torsion spring 418 is sleeved outside the shaft sleeve 417, and two ends of the torsion spring are respectively connected with the driving arm connecting post 414 and the limiting post 416.

The right side of the rear end of the transmission arm 42 is abutted with the transmission arm engagement post 414, the middle is sleeved on the handle lock cylinder 10, and the right side of the front end is abutted with the lock tongue 5.

Please refer to fig. 3 and fig. 7, which are respectively enlarged partial views of the front half of fig. 1 and a schematic structural view of the latch bolt 5.

The lock tongue 5 comprises a lock tongue main body 51, a lock tongue shaft 52, a lock tongue limiting piece 53, a lock tongue sensing piece 54 and a spring 55.

The lock tongue main body 51 is a bevel lock pin, the bevel faces to the lower side, the right side of the bevel lock pin is connected with the lock tongue shaft 52, and the right end of the lock tongue shaft 52 is provided with the lock tongue induction piece 54 perpendicular to the right end of the lock tongue shaft 52. The lock tongue limiting piece 53 is fixed between the upper layer and the lower layer of the lock body shell 2, and the lock tongue shaft 52 passes through the lock tongue limiting piece 53. The part of the lock tongue shaft 52 between the lock tongue limiting piece 53 and the lock tongue main body 51 is sleeved with the spring 55, and two ends of the spring 55 are abutted with the lock tongue main body 51 and the lock tongue limiting piece 53. The right side of the front end of the transmission arm 42 abuts against the left side of the latch bolt sensing piece 54.

The first switch 21 is provided near the front end of the lock tongue sensing piece 54 and the transmission arm 42. The first switch 21 includes an upper contact 211 and a lower contact 212, wherein the lower contact 212 abuts against the tongue sensing piece 54 when the tongue 5 is extended, and the upper contact 211 abuts against the front end of the transmission arm 42 when it is moved to the left. The second switch 22 is provided near the right side of the tongue sensing piece 54. The second switch 22 has only one contact point, and abuts against the tongue sensing piece 54 when the tongue 5 is retracted.

Referring to fig. 2, 8, 9 and 10, which are respectively enlarged views of the rear half of fig. 1, the latch 6 is schematically structured, and the counter hook arm 64 and the buffer arm 66 of the latch 6 are schematically structured.

The lock cylinder 6 comprises seven lock cylinder main bodies 61, lock cylinder bases 62, sensing arms 63, anti-hooking arms 64, lock cylinder transmission seats 65 and buffer arms 66 which are arranged in parallel.

The lock cylinder main body 61 is fixed on the left side of the lock cylinder base 62 in parallel with the layout of 2,3 and 2, and the positions of the intervals between the three groups are respectively used for arranging the lock tongue 5 and the counter lock cylinder 7 which are parallel with the positions. The front end and the rear end of the lock cylinder base 62 are respectively connected with a right reverse hook arm 64, and the rear end is provided with a right extending sensing arm 63.

The lock cylinder transmission seat 65 is disposed on the right side of the lock cylinder base 62, and the lock cylinder transmission seat 65 is provided with a chute parallel to the lock cylinder main body 61 and an open slot disposed on the rear side edge, wherein the chute is penetrated by the transmission shaft 419, and the open slot is penetrated by the lock cylinder engaging column 415.

The lower surface of the right front position of the lock cylinder transmission seat 65 is provided with a downward buffering limit column which is connected with a chute which is arranged on the lower layer of the lock body shell 2 and is parallel to the lock cylinder main body 61. The location of which is marked with a dashed line in fig. 7.

The buffer arm 66 is generally T-shaped, and has a chute at the middle and rear ends perpendicular to the lock cylinder body 61, and is engaged with a buffer stop post disposed at the lower layer of the lock body housing 2, wherein a buffer stop post near the middle is connected with the front end of the buffer arm 66 through a tension spring. The rear side of one arm extending leftward of the buffer arm 66 is an inclined plane, and abuts against a buffer stop post provided on the lower surface of the right front position of the lock cylinder transmission seat 65. Providing a certain resistance when the lock cylinder transmission seat 65 moves to the left.

The two anti-hooking arms 64 are symmetrically arranged at the front and rear ends of the lock cylinder base 62. The reverse hook arm 64 is generally L-shaped, and has two sliding grooves on one arm perpendicular to the lock cylinder main body 61, and respectively engaged with a reverse hook limit post disposed on the lower layer of the lock body housing 2 and a reverse hook limit post disposed on the lower surface of the lock cylinder base 62. Wherein, the sliding groove connected with the reverse hook limit post of the lock body shell 2 is vertical to the lock post main body 61, and the other sliding groove forms an included angle of 45 degrees with the lock post main body 61. The counter hook arms 64 extend up and down to snap into the door as the lock cylinder base 62 moves left.

The third switch 23 is provided in front of the sensing arm 63. The third switch 23 is provided with only one contact, and abuts against the sensing arm 63 when the lock cylinder 6 is extended.

Referring to fig. 2,3, 6 and 11, fig. 2 and 3 are enlarged partial views of the front half and the rear half of fig. 1, fig. 6 is a schematic structural view of the driving arm 42, and fig. 11 is a schematic structural view of the handle lock cylinder 10.

The outer edge of the handle lock cylinder 10 is provided with a limiting bulge, and the transmission arm 42 is provided with an adaptive notch at the joint position. The outer edge of the handle lock cylinder 10 is also provided with a handle lock cylinder gear 101 which is meshed with the handle lock cylinder transmission gear 413.

In addition, the lock further comprises a key lock cylinder 9 arranged on the left side of the electric control lock cylinder 3, a counter lock cylinder 8 arranged below the key lock cylinder 9 and a counter lock column 7 connected with the counter lock cylinder. This part of the structure is similar to the existing product, and will not be described again.

The motor 31, the first switch 21, the second switch 22, and the third switch 23 are all connected to the control panel by wires extending upward from the right-most wire pipe in the lock housing 2 to the outside of the lock housing 2.

The control panel is provided with a display screen, a password plate, a magnetic card reading plate and a fingerprint head, the internal circuit board comprises a main control board and a network board, wherein the main control board is connected with the display screen, the password plate, the magnetic card reading plate, the fingerprint head, the network board, the battery and the motor 31, and a software system in the main control board comprises a password control system, a fingerprint control system, a magnetic card control system, a wireless network control system and a master control system. This part of the structure is similar to the existing product, and will not be described again.

After receiving a door opening signal of any one of the password control system, the fingerprint control system, the magnetic card control system and the wireless network control system, the master control system controls the motor 31 to operate:

The electric control lock cylinder output gear 34 drives the lower layer transmission gear 412 to rotate anticlockwise, the upper layer transmission gear 411 is not meshed with the electric control lock cylinder output gear 34 at this time, but the limit post 416 is abutted with the right end of the arc chute arranged on the upper layer transmission gear 411 to drive the upper layer transmission gear 411 to rotate anticlockwise;

After rotating for a certain distance, the electric control lock cylinder output gear 34 is not meshed with the lower layer transmission gear 412 any more, and drives the upper layer transmission gear 411 to rotate anticlockwise, and the limiting post 416 is abutted with the left end of the arc chute arranged on the upper layer transmission gear 411 after idling for a certain period, so as to drive the lower layer transmission gear 412 to rotate anticlockwise;

In this process, the lock cylinder engagement post 415 drives the lock cylinder 6 to move wholly rightward, and the transmission arm engagement post 414 drives the transmission arm 42 to rotate clockwise, so as to push the lock tongue 5 to move wholly rightward. Realizing the door opening action.

When the upper contact 211 and the lower contact 212 are released, the contact of the second switch 22 is pressed, and when the contact of the third switch 23 is released, it is determined that the door opening operation is successful.

After judging that the door opening operation is successful, waiting for 5-10 seconds, the master control system drives the motor 31 to reversely run to drive the upper transmission gear 411 to rotate clockwise, and the lower transmission gear 412 is not moved due to the arc-shaped chute arranged on the upper transmission gear 411 and only drives the transmission arm 42 to rotate anticlockwise. The lock tongue 5 is moved to the left as a whole by the spring 55. And realizing the recovery action.

When the upper contact 211 and the lower contact 212 are pressed and the contact of the second switch 22 is released, it is determined that the restoration operation is successful.

When the door is closed, the latch main body 51 contacts with the door frame and stretches once, so that the door closing action is realized. When the lower contact 211 is released and pressed again, the contact of the second switch 22 is pressed and released again, and the closing operation is judged to be successful.

After the door closing action is judged to be successful, the master control system drives the motor 31 to reversely run, and drives the lock cylinder 6 to integrally move leftwards. Realizing the door locking action.

When the contact of the third switch 23 is pressed, it is determined that the door locking operation is successful.

When a key is adopted to open the door, the gear of the key lock cylinder 9 rotates to drive the transmission mechanism 4 to move in the same way, so that the lock tongue 5 and the lock column 6 are driven to integrally move rightwards and shrink into the lock body shell 2, and the door opening action is realized.

The rules of judging the success of the door opening action, the recovery action, the door closing action, the door locking action and the door locking action are consistent.

When the handle is adopted to open the door indoors, the handle lock cylinder gear 101 rotates to drive the transmission mechanism 4 to move in the same mode, so that the lock tongue 5 and the lock column 6 are driven to integrally move rightwards and retract into the lock body shell 2, and the door opening action is realized.

When the back lock handle is adopted for back locking indoors, the back lock core 8 rotates to drive the back lock column 7 to shrink into the lock body shell 2 or drive the back lock column 7 to extend out of the lock body shell 2, so that back lock and back unlocking are realized.

The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present invention.

Claims

1. A multifunctional intelligent lock body comprises a lock body shell, a reverse lock cylinder, a key lock cylinder, a handle lock cylinder, a lock tongue, a lock column and a reverse lock column, wherein the reverse lock cylinder, the key lock cylinder and the handle lock cylinder are arranged through the lock body shell; the anti-lock cylinder is connected with the anti-lock column, the key lock cylinder and the electric control lock cylinder are connected with the lock column and the lock tongue through the transmission mechanism, the handle lock cylinder is connected with the lock tongue through the transmission mechanism, and the control panel is connected with the electric control lock cylinder and the battery through a circuit; the method is characterized in that: the lock comprises a lock body shell, a control panel, a lock post, a lock rod, a transmission mechanism, a lock rod, a control panel, a first switch, a second switch and a third switch, wherein the first switch, the second switch and the third switch are arranged in the lock body shell and are connected with the control panel through a circuit, the first switch is positioned at the tail end of the motion track of the lock rod in the extending direction, the first switch comprises two switch contacts which are respectively a lower contact overlapped with the motion track of the lock rod and an upper contact overlapped with the motion track of the transmission mechanism and the position connected with the lock rod, the second switch is positioned at the tail end of the motion track of the lock rod in the retracting direction, and the contact of the third switch is positioned at the tail end of the motion track of the lock post in the retracting direction;

2. The multi-functional intelligent lock according to claim 1, wherein: the lock tongue comprises a lock tongue main body, a lock tongue shaft, a lock tongue limiting piece, a lock tongue sensing piece and a spring;

3. The multi-functional intelligent lock according to claim 2, wherein: the transmission arm is abutted with one side of the lock tongue sensing piece, which is close to the lock tongue limiting piece; when the lock tongue stretches out, the lock tongue is abutted with the transmission arm and the other switch contact of the first switch.

4. The multi-functional intelligent lock according to claim 1, wherein: the third transmission piece comprises a lower gear, an upper gear, a limit column and a torsion spring;

5. The multi-functional intelligent lock according to claim 1, wherein: the outer wall of the handle lock cylinder is a limit rotating shaft and is in limit connection with the transmission arm and the handle lock cylinder gear part; the handle lock cylinder gear is meshed with the second transmission piece.

6. The multifunctional intelligent lock according to any one of claims 1 to 5, wherein: the control panel comprises a password control system, a fingerprint control system, a magnetic card control system, a wireless network control system and a master control system connected with the password control system, the fingerprint control system, the magnetic card control system and the wireless network control system;