CN107435467B

CN107435467B - Intelligent lock of anti-theft door

Info

Publication number: CN107435467B
Application number: CN201710626243.XA
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shenzhen Jiaweishi Technology Co ltd
Current assignee: Shenzhen Jiaweishi Technology Co ltd
Priority date: 2017-07-27
Filing date: 2017-07-27
Publication date: 2023-03-17
Anticipated expiration: 2037-07-27
Also published as: CN107435467A

Abstract

The invention discloses an intelligent lock of a security door, which comprises a first lock body and a second lock body; the first lock body comprises a lock head, a transmission shaft and a first controller, and the first controller is positioned in the lock head; the second lock body comprises a handle, a handle inner shell, a transmission rod, a second controller and a driving mechanism; the transmission rod is used for being matched with a lock hole of the anti-theft lock, one end of the transmission rod is connected with the handle, and the other end of the transmission rod is arranged at a certain distance from the lock head; the handle inner shell, the second controller and the driving mechanism are all positioned in the handle; the transmission rod is provided with an inner hole along the axial direction of the transmission rod, one end of the transmission rod is connected with the lock head, and the other end of the transmission rod is connected with the handle inner shell and penetrates through the inner hole; the first controller is used for receiving and recognizing an unlocking instruction and sending the unlocking instruction to the second controller, and the second controller is used for controlling the driving mechanism to move according to the unlocking instruction so as to fix the handle inner shell and the transmission rod. The connecting mode of the transmission shaft and the transmission rod is adopted, the door lock can be suitable for doors with various lock cylinders and different thicknesses, and the universal matching performance is high.

Description

Intelligent lock of anti-theft door

Technical Field

The invention relates to a lockset, in particular to an intelligent lock of a security door.

Background

Along with the development of science and technology and the progress of society, locks used by people are also changed slowly, the traditional mechanical lock is a lock unlocked only by a mechanical key, and according to the regulations in GA/T73-94 mechanical anti-theft lock issued by the ministry of public security of China, the mechanical anti-theft door lock is divided into a common protection level and a high protection level which are respectively expressed by A-level, B-level and super B-level locks. The technical opening-proof time of the A-level lock cylinder is more than or equal to 1 minute, and the destructive opening-proof time is more than or equal to 15 minutes. The technical opening-proof time of the B-level lock cylinder is more than or equal to 5 minutes, and the destructive opening-proof time is more than or equal to 30 minutes. The technical opening time of the super B-level lock cylinder is more than or equal to 260 minutes, and the destructive opening time is more than or equal to 30 minutes (the technical unlocking finger unlocks through non-explosive force). However, most doors in China have a class A lock and a class B lock, because the two-stage lock is cheaper. With the continuous progress of unlocking technology, most of the locks in the prior art are unlocked for no more than 1 minute, so that the locks are relatively unsafe.

There are many fingerprint locks, trick lock, the intelligent lock of burglary-resisting door such as card lock of punching the card now on the market, use techniques such as fingerprint, password or card punching for the technique is unblanked and can't be unblanked, and the research and development of some burglary-resisting door intelligence lock cores has still been based on traditional lock core research and development, has cancelled traditional mechanical key, has added techniques such as fingerprint, password, card punching in the front of the lock core, thereby has realized changing the lock core and has promoted theftproof security.

However, the existing intelligent lock for the security door has the following defects:

(1) Based on traditional lock core development, and be linked together and receive traditional lock core size influence with traditional lock core, so can only install on the lock that has the lock core hole and can't adjust the length of lock core according to the thickness of door, so can only every door join in marriage the lock core of corresponding length, the function singleness, the wildcard nature is poor.

(2) The intelligent lock of the anti-theft door is opened only through the rotation of the square rod, the driving mechanism and the controller for storing important information are arranged outside the door, the idling of the handle outside the door can not be realized, and certain potential safety hazards still exist.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide an intelligent lock of a security door.

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

an intelligent lock of a security door comprises a first lock body and a second lock body; the first lock body comprises a lock head, a transmission shaft and a first controller, and the first controller is positioned in the lock head; the second lock body comprises a handle, a handle inner shell, a transmission rod, a second controller and a driving mechanism; the transmission rod is used for being matched with a lock hole of the anti-theft lock, one end of the transmission rod is connected with the handle, and the other end of the transmission rod is arranged at a certain distance from the lock head; the handle inner shell, the second controller and the driving mechanism are all positioned in the handle; the transmission rod is provided with an inner hole along the axial direction of the transmission rod, one end of the transmission shaft is connected with the lock head, and the other end of the transmission shaft is connected with the handle inner shell and penetrates through the inner hole; the first controller is used for receiving and recognizing an unlocking instruction and sending the unlocking instruction to the second controller, and the second controller is used for controlling the driving mechanism to move according to the unlocking instruction so as to fix the handle inner shell and the transmission rod.

Furthermore, the lock further comprises at least one telescopic rod, one end of the telescopic rod is connected with the first lock body, and the other end of the telescopic rod is connected with the second lock body.

Furthermore, the driving mechanism comprises a motor, a first gear, a second gear, a rotating shaft, a first elastic part, a push rod and a connecting part; the first gear is fixed on the motor, the second gear is fixed on the rotating shaft, and the second gear is meshed with the first gear; one end of the first elastic piece is connected with the rotating shaft, the other end of the first elastic piece is connected with the push rod, and the connecting piece is arranged at one end of the push rod; the first elastic piece is used for pushing a push rod to move in the rotating process of the rotating shaft, and the push rod is used for pushing the connecting piece to move so as to fix the handle inner shell and the transmission rod.

Furthermore, one end of the transmission rod is provided with at least one first connecting hole, the handle inner shell is provided with a second connecting hole, and the connecting piece is used for connecting the first connecting hole and the second connecting hole in the rotating process of the handle inner shell.

Furthermore, the lock comprises a lock inner shell and a lock outer shell, the lock outer shell is connected with one end of the transmission shaft, the lock inner shell and the lock outer shell form an accommodating space, and the first controller is located in the accommodating space.

Furthermore, a fingerprint device is arranged on the lock inner shell and connected with the first controller.

Further, the first lock body further comprises a front cover plate, and the second lock body further comprises a fixing plate; one end of the telescopic rod is connected with the front cover plate, and the other end of the telescopic rod is connected with the fixing plate.

Further, the inner hole is a round hole matched with the transmission shaft.

The lock core comprises a shell, a shifting wheel and a clamping wheel shaft, wherein the shell is provided with a first installation position and a second installation position, and the shifting wheel is provided with a first installation hole matched with the clamping wheel shaft; one end of the clamping wheel shaft is connected with the first mounting position, and the other end of the clamping wheel shaft is connected with the second mounting position and penetrates through the first mounting hole; a second mounting hole matched with the transmission rod is formed in the inner side of the clamping wheel shaft; the clamping wheel shaft is driven by the transmission rod to rotate so as to drive the shifting wheel to rotate.

Furthermore, the lock core further comprises a first clamp spring and a second clamp spring, and the first clamp spring and the second clamp spring are both fixed on the clamp wheel shaft.

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

(1) Adopt the connected mode of transmission shaft and drive lever, the distance between transmission shaft and the transfer line is adjustable, and does not receive the influence of traditional lock core, can be suitable for multiple lock core, and applicable different thickness's door, and the general compatibility is high.

(2) The transmission shaft is connected with the outer lock body of the door, the transmission shaft penetrates through an inner hole of the transmission rod, the driving mechanism and the controller for storing important information are located in the inner handle of the door, idling of the outer handle of the door is achieved, and safety is high.

Drawings

FIG. 1 is a schematic view of an intelligent lock of a security door according to an embodiment of the present invention;

FIG. 2 is a partially exploded view of the intelligent lock of the security door shown in FIG. 1;

FIG. 3 is an internal schematic view of a second lock body of the intelligent lock for anti-theft door shown in FIG. 1;

FIG. 4 is an exploded view of the inside of the handle of the smart lock of FIG. 1;

FIG. 5 is an exploded view of a first lock body of the intelligent lock of the security door shown in FIG. 1;

FIG. 6 is a schematic view of a lock cylinder provided by an embodiment of the present invention;

fig. 7 is an exploded view of the lock cylinder of fig. 6.

In the figure: 1. a first lock body; 11. a lock head; 111. a lock head inner shell; 112. a lock head housing; 113. an accommodating space; 114. a lens; 115. a light directing film; 116. a fingerprint device; 12. a drive shaft; 13. a first controller; 14. a pin; 15. a front cover plate; 16. a first limiting disc; 17. a second elastic member; 2. a second lock body; 21. a handle; 22. a handle inner shell; 221. a second connection hole; 23. a transmission rod; 231. an inner bore; 232. a first connection hole; 24. a second controller; 25. a drive mechanism; 251. a motor; 252. a first gear; 253. a second gear; 254. a rotating shaft; 2541. a limiting member; 255. a first elastic member; 256. a push rod; 2561. a rotating shaft hole; 257. a connecting member; 26. a cover body; 261. a mounting seat; 27. a fixing plate; 28. a rear cover plate; 29. a second limiting disc; 3. a telescopic rod; 31. a connecting rod; 32. a first bolt; 4. a lock cylinder; 41. a housing; 411. a first mounting position; 412. a second mounting location; 42. a thumb wheel; 421. a first mounting hole; 43. a chuck shaft; 431. a second mounting hole; 44. a first clamp spring; 45. and a second clamp spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

As shown in fig. 1-5, an intelligent lock for a security door provided by an embodiment of the present invention includes a first lock body 1 and a second lock body 2; the first lock body 1 comprises a lock head 11, a transmission shaft 12 and a first controller 13, and the first controller 13 is positioned in the lock head 11; the second lock body 2 comprises a handle 21, a handle inner shell 22, a transmission rod 23, a second controller 24 and a driving mechanism 25; the transmission rod 23 is used for being matched with a lock hole of the anti-theft lock, one end of the transmission rod 23 is connected with the handle 21, and the other end of the transmission rod 23 is arranged at a certain distance from the lock head 11; the handle inner shell 22, the second controller 24 and the driving mechanism 25 are all positioned in the handle 21; the transmission rod 23 is provided with an inner hole 231 along the axial direction of the transmission rod 23, one end of the transmission shaft 12 is connected with the lock head 11, and the other end is connected with the handle inner shell 22 and penetrates through the inner hole 231; the first controller 13 is used for receiving and recognizing an unlocking command and sending the unlocking command to the second controller 24, and the second controller 24 is used for controlling the driving mechanism 25 to move according to the unlocking command so as to fix the handle inner shell 22 and the transmission rod 23. The first lock body 1 is located outside the door, the second lock body 2 is located inside the door, the shape of the outer side of the transmission rod 23 is matched with that of a lock hole of the anti-theft lock, and in the using process, the transmission rod 23 rotates to unlock the anti-theft lock. The unlocking mode is a fingerprint mode, a password mode, a card swiping mode, a Bluetooth mode and the like, the first controller 13 receives and identifies unlocking information, the unlocking information is processed and then sent to the second controller 24, after the second controller 24 confirms that the information is a correct unlocking instruction, the second controller 24 controls the driving mechanism 25 to move, the handle inner shell 22 is fixed with the transmission rod 23, the transmission shaft 12 is fixed with the lock head 11 due to the fact that the handle inner shell 22 is fixed with the transmission shaft 12, and the lock head 11 is rotated at the moment, the transmission rod 23 can be rotated, and therefore the anti-theft lock is unlocked; if the first controller 13 does not receive the unlocking information or receives the wrong unlocking information, the driving mechanism 25 does not perform corresponding operation, and at this time, rotating the lock head 11 makes the lock head 11 drive the transmission shaft 12 to idle in the inner hole 231 of the transmission rod 23, and this design makes the security of the lock higher. Secondly, the information for confirming whether the unlocking information is a correct unlocking instruction is stored in the second controller 24, and the second controller 24 is located in the door, so that the safety of the intelligent lock of the anti-theft door is further ensured. In addition, the transmission rod 23 is independent of the design of the fixed lock cylinder, and can be adapted to a lock hole with the fixed lock cylinder of a common anti-theft lock after the lock cylinder is fixed, and can be adapted to a square rod hole of the common anti-theft lock or a lock hole of a single-bolt lock body without fixing the lock cylinder, so that the anti-theft lock has multiple functions. In addition, the transmission shaft 12 is movable on the transmission rod 23, so that the distance between the transmission shaft 12 and the transmission rod 23 can be adjusted according to the thickness of the door, and the distance between the first lock body 1 and the second lock body 2 can be adjusted to adapt to doors with different thicknesses.

As shown in fig. 1, the outside of the transmission rod 23 is square to adapt to the shape of the keyhole, so that the position of the transmission rod 23 can be adjusted according to the position of the keyhole; the inner hole 231 of the transmission rod 23 is a round hole matched with the transmission shaft 12, so that the transmission shaft 12 can flexibly rotate in the inner hole 231.

As shown in fig. 1-2, the intelligent lock for a security door provided in this embodiment further includes at least one retractable rod 3, one end of the retractable rod 3 is connected to the first lock body 1, and the other end is connected to the second lock body 2. Specifically, the telescopic rod 3 includes a connecting rod 31 and a first bolt 32, the first bolt 32 is in threaded connection with the connecting rod 31, and the length of the connecting rod 31 screwed with the first bolt 32 can be adjusted, so as to adjust the length of the telescopic rod 3.

As shown in fig. 2-4, a cover 26 is disposed on the inner side of the handle 21, the cover 26 is fixed on the handle inner shell 22 and is matched with the handle inner shell 22 to form a mounting seat 261, the second controller 24 and the driving mechanism 25 are disposed on the mounting seat 261, the driving mechanism 25 includes a motor 251, a first gear 252, a second gear 253, a rotating shaft 254, a first elastic member 255, a push rod 256 and a connecting member 257; the first gear 252 is fixed on the motor 251, the second gear 253 is fixed on the rotating shaft 254, and the second gear 253 is meshed with the first gear 252; one end of the first elastic member 255 is connected with the rotating shaft 254, the other end is connected with the push rod 256, and the connecting member 257 is arranged at one end of the push rod 256; the first elastic member 255 is used for pushing the push rod 256 to move during the rotation of the rotation shaft 254, and the push rod 256 is used for pushing the connecting member 257 to move so as to fix the handle inner shell 22 and the transmission rod 23. The motor 251 drives the first gear 252 to rotate, the first gear 252 rotates to drive the second gear 253 to rotate, and the second gear 253 rotates to drive the rotating shaft 254 to rotate; the first elastic piece 255 is a spring, a rotating shaft hole 2561 is formed in the inner side of the push rod 256, the rotating shaft 254 penetrates through the rotating shaft hole 2561, and the spring is sleeved on the rotating shaft 254; a limiting piece 2541 is arranged on the rotating shaft 254, and the limiting piece 2541 penetrates through the spring; in the rotation process of the rotating shaft 254, the first elastic element 255 is compressed to push the push rod 256 to move, the front section of the push rod 256 is a connecting element 257, and the connecting element 257 is a clutch pin; one end of the transmission rod 23 is provided with at least one first connection hole 232, the handle inner shell 22 is provided with a second connection hole 221, and the connection member 257 is pushed by the push rod 256 to connect the first connection hole 232 and the second connection hole 221 in the rotation process of the handle inner shell 22, so that the handle inner shell 22 and the transmission rod 23 are fixed, and the anti-theft lock can be unlocked in the process of rotating the lock head 11.

As shown in fig. 5, the lock cylinder 11 includes a lock cylinder inner shell 111 and a lock cylinder outer shell 112, the lock cylinder outer shell 112 is connected to one end of the transmission shaft 12, an accommodating space 113 is formed at the rear ends of the lock cylinder inner shell 111 and the lock cylinder outer shell 112, and the first controller 13 is located in the accommodating space 113. A lens 114 is stuck on the lock head inner shell 111, and a light guide film 115 and a fingerprint device 116 are stuck between the lens 114 and the lock head inner shell 111 in sequence; the first controller 13 comprises a sensor (not shown), a processor (not shown) and an LED lamp (not shown), the fingerprint device 116 and the LED lamp are connected with the sensor, the sensor is connected with the processor, and the light guide film 115 plays a role in diffusing the LED light; the front end of the lock cylinder shell 112 is fixed with the transmission shaft 12 through the pin 14, so that the lock cylinder shell 112 is fixed with the transmission shaft 12 more firmly.

Further, the first lock body 1 further includes a front cover plate 15, and the second lock body 2 further includes a fixing plate 27 and a rear cover plate 28; one end of the telescopic rod 3 is connected with the front cover plate 15, and the other end is connected with the fixing plate 27. The front cover plate 15 is fixed on the outer side of the door, and the front end of the lock head shell 112 is inserted into the front cover plate 15 and is movably connected with the front cover plate 15; the front end of the lock cylinder shell 112 is also provided with a first limiting disc 16, a second elastic part 17 is arranged between the first limiting disc 16 and the lock cylinder shell 112, the first limiting disc 16 is used for fixing the lock cylinder shell 112 and the front cover plate 15, the second elastic part 17 can play a certain buffering role, the adjustability of the lock cylinder shell 112 is enhanced, and therefore the lock cylinder shell 112 can rotate on the front cover plate 15 and cannot be separated from the front cover plate. The fixing plate 27 is fixed to the inner side of the door and is mounted on the rear cover plate 28, and the transmission rod 23 sequentially passes through the rear cover plate 28 and the second stopper plate 29, so that the transmission rod 23 can rotate on the rear cover plate 28 and cannot be separated therefrom.

As shown in fig. 6-7, the intelligent lock of the security door of the present embodiment further includes a lock core 4 used in cooperation with the lock core 4, the lock core 4 includes a housing 41, a dial wheel 42 and a card wheel shaft 43, the housing 41 is provided with a first mounting position 411 and a second mounting position 412, the dial wheel 42 is provided with a first mounting hole 421 adapted to the card wheel shaft 43; one end of the chuck shaft 43 is connected to the first mounting position 411, and the other end is connected to the second mounting position 412 and passes through the first mounting hole 421; a second mounting hole 431 matched with the transmission rod 23 is formed in the inner side of the clamping wheel shaft 43; the chuck shaft 43 is used for rotating under the driving of the driving rod 23 to drive the dial wheel 42 to rotate. The lock cylinder 4 penetrates through the transmission rod 23 and is fixed on a lock hole of the anti-theft lock, the transmission rod 23 rotates to drive the thumb wheel 42 to rotate, and the thumb wheel 42 rotates to trigger a lock tongue of the anti-theft lock to move, so that the lock is unlocked.

Further, the lock cylinder 4 further comprises a first snap spring 44 and a second snap spring 45, and the first snap spring 44 and the second snap spring 45 are both fixed between the snap axle 43 and the housing 41; one end of the thumb wheel 42 is connected with the first snap spring 44, and the other end is connected with the second snap spring 45, so that the thumb wheel 42 is fixed more firmly.

The intelligent lock for the anti-theft door provided by the invention adopts a connection mode of the transmission shaft and the transmission rod, the distance between the transmission shaft and the transmission rod is adjustable, the intelligent lock is not influenced by the traditional lock cylinder, the intelligent lock can be suitable for various lock cylinders, and is suitable for doors with different thicknesses, and the universal matching property is high. The transmission shaft is connected with the outer lock body of the door, the transmission shaft penetrates through the inner hole of the transmission shaft, the driving mechanism and the controller for storing important information are located in the inner handle of the door, and the second controller in the door controls the driving mechanism to realize the clutch of the lock head and the transmission shaft, so that the outer handle of the door idles when no correct instruction exists, and can rotate to unlock when a correct instruction exists, and the safety is higher.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. An intelligent lock of a security door is characterized by comprising a first lock body and a second lock body; the first lock body comprises a lock head, a transmission shaft and a first controller, and the first controller is positioned in the lock head; the second lock body comprises a handle, a handle inner shell, a transmission rod, a second controller and a driving mechanism; the transmission rod is used for being matched with a lock hole of the anti-theft lock, one end of the transmission rod is connected with the handle, and the other end of the transmission rod is arranged at a certain distance from the lock head; the handle inner shell, the second controller and the driving mechanism are all positioned in the handle; the transmission rod is provided with an inner hole along the axial direction of the transmission rod, one end of the transmission shaft is connected with the lock head, and the other end of the transmission shaft is connected with the handle inner shell and penetrates through the inner hole; the first controller is used for receiving and recognizing an unlocking instruction and sending the unlocking instruction to the second controller, the second controller is used for controlling the driving mechanism to move according to the unlocking instruction so as to fix the handle inner shell and the transmission rod, the handle inner shell and the transmission rod fixing device further comprise at least one telescopic rod, one end of the telescopic rod is connected with the first lock body, and the other end of the telescopic rod is connected with the second lock body.

2. The intelligent lock of claim 1, wherein the driving mechanism comprises a motor, a first gear, a second gear, a rotating shaft, a first elastic member, a push rod and a connecting member; the first gear is fixed on the motor, the second gear is fixed on the rotating shaft, and the second gear is meshed with the first gear; one end of the first elastic piece is connected with the rotating shaft, the other end of the first elastic piece is connected with the push rod, and the connecting piece is arranged at one end of the push rod; the first elastic piece is used for pushing a push rod to move in the rotating process of the rotating shaft, and the push rod is used for pushing the connecting piece to move so as to fix the handle inner shell and the transmission rod.

3. The intelligent lock of claim 2, wherein one end of the transmission rod is provided with at least one first connection hole, the inner handle shell is provided with a second connection hole, and the connection member is used for connecting the first connection hole and the second connection hole during the rotation of the inner handle shell.

4. The intelligent lock of claim 1, wherein the lock cylinder comprises a lock cylinder inner shell and a lock cylinder outer shell, the lock cylinder outer shell is connected with one end of the transmission shaft, the lock cylinder inner shell and the lock cylinder outer shell form an accommodating space, and the first controller is located in the accommodating space.

5. The intelligent lock of claim 4, wherein a fingerprint device is arranged on the lock inner shell, and the fingerprint device is connected with the first controller.

6. The security door smart lock of claim 1, wherein the first lock body further comprises a front cover plate, the second lock body further comprises a securing plate; one end of the telescopic rod is connected with the front cover plate, and the other end of the telescopic rod is connected with the fixing plate.

7. The intelligent lock of claim 1, wherein the inner hole is a round hole matched with the transmission shaft.

8. The intelligent lock of claim 1, further comprising a lock cylinder, wherein the lock cylinder comprises a housing, a dial wheel and a card wheel shaft, the housing is provided with a first mounting position and a second mounting position, and the dial wheel is provided with a first mounting hole adapted to the card wheel shaft; one end of the clamping wheel shaft is connected with the first mounting position, and the other end of the clamping wheel shaft is connected with the second mounting position and penetrates through the first mounting hole; a second mounting hole matched with the transmission rod is formed in the inner side of the clamping wheel shaft; the clamping wheel shaft is driven by the transmission rod to rotate so as to drive the shifting wheel to rotate.

9. The intelligent lock of claim 8, wherein the lock cylinder further comprises a first clamp spring and a second clamp spring, and the first clamp spring and the second clamp spring are both fixed between the clamp wheel shaft and the housing.