CN210924703U

CN210924703U - Active key and intelligent lock

Info

Publication number: CN210924703U
Application number: CN201922216018.6U
Authority: CN
Inventors: 任均霭; 张蕊; 郭新基
Original assignee: Zhuhai Weima Technology Co ltd
Current assignee: Zhuhai Weima Technology Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-07-03
Anticipated expiration: 2029-12-10

Abstract

The utility model provides an active key and an intelligent lock, wherein the active key comprises a circuit box and a key body, and the key body is arranged on the circuit box; a circuit cavity of the circuit box is provided with a key control circuit board and a battery, and the battery is electrically connected with the key control circuit board; the key body is provided with electric contact and tartar, and electric contact and tartar setting are in the same one side of key body, and electric contact is connected with key control circuit board electricity. The smart lock employs the active key. Use the utility model discloses an active key can provide external power source to passive intelligent lock core.

Description

Active key and intelligent lock

Technical Field

The utility model relates to a tool to lock technical field especially relates to an active key, still relates to the intelligent lock who uses this active key.

Background

The intelligent door lock is the fastest door lock developed in the lock industry at present, electronic unlocking modes such as fingerprints, card swiping and passwords bring convenience to people in use, and the trouble of unlocking by using a key is reduced.

The existing intelligent door lock is provided with a control circuit, a power supply needs to be arranged on a lock cylinder to supply power for the control circuit, and the volume occupied by the power supply is large, so that the volume of the lock cylinder is correspondingly increased. Moreover, at present, most lock cylinders still stay in the state of a mechanical door lock, so when the mechanical lock cylinder is upgraded into an intelligent door lock, how to keep the existing structure and realize intelligent unlocking and locking needs to be considered.

Disclosure of Invention

The utility model discloses a first purpose provides an active key that can provide external power source to passive intelligent lock core.

The utility model aims at providing a can provide external power source to passive intelligent lock core, and be convenient for carry out intelligent upgrading's intelligent lock to mechanical lock.

In order to achieve the first object, the present invention provides an active key, which includes a circuit box and a key body, wherein the key body is mounted on the circuit box; a circuit cavity of the circuit box is provided with a key control circuit board and a battery, and the battery is electrically connected with the key control circuit board; the key body is provided with electric contact and tartar, and electric contact and tartar setting are in the same one side of key body, and electric contact is connected with key control circuit board electricity.

It is visible by the above scheme, the utility model discloses an active key is through setting up key control circuit board and battery, and the key body is provided with the electric contact, and battery accessible electric contact forms the return circuit with the circuit of passive intelligent lock core to the realization provides the power to passive intelligent lock core, and simultaneously, the circuit of key control circuit board accessible electric contact control passive intelligent lock core unblanks. In addition, still be provided with the tartar for active key can have the function that electronics was unlocked and is locked and mechanical unlocking and locking simultaneously, improves the security of lock.

In a further scheme, the key body is further provided with a contact circuit board, the contact circuit board is embedded into the key body, the electric contact is arranged on the contact circuit board, and the contact circuit board is electrically connected with the key control circuit board.

Therefore, the key body is further provided with the contact circuit board, and the electric contacts are arranged on the contact circuit board, so that the active key can be conveniently assembled.

In a further scheme, the circuit box comprises a circuit box upper cover and a circuit box lower cover, the circuit box upper cover and the circuit box lower cover are detachably connected, and the circuit box upper cover and the circuit box lower cover are matched to form a circuit cavity.

Therefore, the upper cover of the circuit box and the lower cover of the circuit box in the circuit box are detachably connected, so that the circuit device in the circuit cavity can be conveniently installed and overhauled.

In a further scheme, the key control circuit board is provided with a switch key, the upper cover of the circuit box is provided with an elastic pressing part, and the switch key and the elastic pressing part are arranged oppositely.

Therefore, the switch button is arranged, the on-off state of the key can be conveniently controlled, energy consumption is saved, and in addition, the elastic pressing part is arranged on the upper cover of the circuit box, so that the switch button can be conveniently controlled.

In a further scheme, the key control circuit board is further provided with an indicating lamp, the circuit box upper cover is further provided with an indicating lamp hole, and the indicating lamp hole are arranged oppositely.

Therefore, the indicating lamp is arranged, so that the working state of the key can be conveniently indicated, and a user can conveniently know the working state of the key.

In a further scheme, a panel groove is further formed in the upper cover of the circuit box, and the elastic pressing part and the indicating lamp hole are arranged in the panel groove; an elastic panel is arranged in the panel groove and covers the elastic pressing part and the indicating lamp hole; the elastic panel is provided with a light-transmitting part which is arranged opposite to the indicator lamp hole.

Therefore, the elastic panel is arranged to cover the elastic pressing part and the indicating lamp hole, so that the active key is provided with the hidden switch, and the active key is more attractive.

In a further scheme, the key control circuit board is further provided with a charging communication interface, the circuit box lower cover is provided with an interface hole, and the charging communication interface is matched with the interface hole.

Therefore, the charging communication interface is arranged, communication between the external circuit and the key control circuit board can be facilitated, and meanwhile, the battery can be charged through the charging communication interface.

In a further scheme, the key control circuit board is further provided with a first fixing hole, the key body is further provided with a second fixing hole, the circuit box lower cover is further provided with a fixing column, and the fixing column is inserted into the first fixing hole and the second fixing hole.

Therefore, the key body needs large supporting force when the lock cylinder is plugged and pulled, the fixed columns are arranged on the lower cover of the circuit box to fix the key control circuit board and the key body, the electric connection between the key control circuit board and the key body can be guaranteed, and the working stability of the key is guaranteed.

In a further scheme, the key control circuit board is further provided with a key control chip, a wireless communication module and an audible and visual alarm module, and the wireless communication module and the audible and visual alarm module are electrically connected with the key control chip.

Therefore, the wireless communication module can be arranged to communicate with external equipment, and the sound-light alarm module can give an alarm, so that a user can know whether the door lock is illegally unlocked.

In order to achieve the second object described above. The utility model provides an intelligent lock, which comprises an active key and a passive intelligent lock core, wherein the active key and the passive intelligent lock core can be inserted and pulled; the active key is applied to the active key described above.

According to the above technical scheme, the utility model discloses intelligence lock is through setting up key control circuit board and battery, and the key body is provided with the electric contact, and battery accessible electric contact forms the return circuit with the circuit of passive intelligent lock core to the realization provides the power to passive intelligent lock core, and simultaneously, the circuit of key control circuit board accessible electric contact control passive intelligent lock core unblanks. In addition, still be provided with the tartar for active key can have the function that electronics was unlocked and is locked and mechanical unlocking and locking simultaneously, improves the security of lock. In addition, the power supply part is arranged in the key, when the mechanical lock cylinder is upgraded, the mechanical lock cylinder can be replaced by the passive intelligent lock cylinder, the mechanical lock cylinder can be upgraded into the intelligent lock cylinder, and the intelligent upgrading convenience of the mechanical lock is improved.

Drawings

Fig. 1 is a structural diagram of the embodiment of the intelligent lock of the present invention.

Fig. 2 is an exploded view of the passive intelligent lock core in the embodiment of the intelligent lock of the present invention.

Fig. 3 is a structural section view of the passive intelligent lock core in the embodiment of the intelligent lock of the utility model.

Fig. 4 is an exploded view of the lock core in the embodiment of the intelligent lock of the present invention.

Fig. 5 is a structural diagram of a cylinder lock base in the embodiment of the intelligent lock of the present invention.

Fig. 6 is a structural installation diagram of the control circuit board, the motor, the driving block resetting device, the locking stop bolt and the locking bolt in the embodiment of the intelligent lock of the present invention.

Fig. 7 is a schematic block diagram of the circuit of the lock cylinder in the embodiment of the intelligent lock of the present invention.

Fig. 8 is an exploded view of the driving block resetting device in the embodiment of the intelligent lock of the present invention.

Fig. 9 is a sectional view of the driving block reset device in the embodiment of the present invention.

Fig. 10 is a structural diagram of a driving block in an embodiment of the intelligent lock of the present invention.

Fig. 11 is a block diagram of the locking stop bolt in the embodiment of the intelligent lock of the present invention.

Fig. 12 is a block diagram of an active key in an embodiment of the smart lock of the present invention.

Fig. 13 is a sectional view of the active key in the embodiment of the smart lock of the present invention.

Fig. 14 is an exploded view of an active key in an embodiment of the smart lock of the present invention.

Fig. 15 is a structural diagram of a key body in an embodiment of the smart lock of the present invention.

Fig. 16 is a schematic block diagram of an active key in an embodiment of the smart lock 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 utility model discloses an intelligence lock includes passive intelligent lock core 1 and active key 2, but active key 2 and passive intelligent lock core 1 plug set up, and active key 2 provides the power to the circuit module of passive intelligent lock core 1.

Referring to fig. 2 and 3, the passive intelligent lock cylinder 1 includes a lock case 3, a lock cylinder 4, a toggle driving device 5 and a rear lock cylinder 6, the lock cylinder 4 is inserted into a lock cylinder hole 31 of the lock case 3, the toggle driving device 5 is connected with the lock cylinder 4 in a matching manner, the toggle driving device 5 includes a toggle or a toggle piece, and the connection manner of the toggle or the toggle piece and the lock cylinder is a technique known by those skilled in the art and will not be described herein again. In this embodiment, the toggle driving device 5 is a toggle head, the toggle driving device 5 is disposed in the toggle driving device slot 32 of the lock case 3, and the rear lock cylinder 6 is inserted into the rear lock cylinder hole 33 of the lock case 3.

Referring to fig. 4, the cylinder 4 includes a cylinder holder 41, a cylinder cover 42, a control circuit board 43, a motor 44, a driving block 45, a driving block returning device 46, a locking block 47, a locking bolt 48 (see fig. 3), and a cylinder rear holder 49. The cylinder liner base 41 and the cylinder liner cover 42 are detachably mounted, and in the present embodiment, the cylinder liner base 41 and the cylinder liner cover 42 are detachably mounted by bolts. The lock cylinder rear seat 49 is arranged on the lock cylinder seat 41, and the lock cylinder rear seat 49 is connected with the toggle driving device 5 in a matching way. As shown in fig. 3, the lock case 3 is further provided with a locking bolt slot 34, the locking bolt slot 34 is provided to cooperate with a locking bolt 48, and the locking bolt 48 is inserted into the locking bolt slot 34 when locking.

Referring to fig. 5 and 6, the cylinder liner 41 is provided with a key hole 411, a circuit board cavity 412, a motor mounting position 413, a reset mounting cavity 414 and a locking blocking slot 415, the circuit board cavity 412, the motor mounting position 413, the reset mounting cavity 414 and the locking blocking slot 415 are sequentially arranged along the direction in which the opening of the key hole 411 extends inwards, the control circuit board 43 is mounted in the circuit board cavity 412, the motor 44 is mounted in the motor mounting position 413, the driving block resetting device 46 is mounted in the reset mounting cavity 414, the reset mounting cavity 414 is communicated with the key hole 411, and the locking blocking bolt 47 is mounted in the locking blocking slot 415. The cylinder holder 41 is further provided with a locking bolt hole 416, the locking bolt hole 416 extends from the bottom of the locking bolt groove 415 to the outer peripheral wall of the cylinder holder 41, and the locking bolt 48 is inserted into the locking bolt hole 416. Referring to fig. 7, the control circuit board 43 is provided with a conductive probe 431, a sensing probe 432 and a cylinder control chip 433, and both the conductive probe 431 and the sensing probe 432 are electrically connected with the cylinder control chip 433. The lock container seat 41 is further provided with a conductive probe hole 417 and a detection opening 418, the conductive probe hole 417 is communicated with the key hole 411, the conductive probe 431 is inserted into the conductive probe hole 417, a part of the conductive probe 431 extends into the key hole 411, the detection opening 418 is arranged on the peripheral wall of the lock container 41, the detection opening 418 is communicated with the circuit board cavity 412, and the detection probe 432 is matched with the detection opening 418. The conductive probes 431 are used for electrically contacting with the active key 1, and can be used for conducting electricity and communicating, the number of the conductive probes 431 can be set according to the communication mode between the control circuit in the control circuit board 43 and the active key 1, and in this embodiment, the number of the conductive probes 431 is two. The detecting probe 432 is a conductive elastic metal conductor, and is used for contacting the lock case 3 when the lock cylinder 4 rotates, so as to detect the voltage change and further determine the rotating position of the lock cylinder 4.

The motor 44 is electrically connected with the lock core control chip 433 of the control circuit board 43, the first end of the driving block 45 is installed on the rotating shaft of the motor 44, the second end of the driving block 45 is connected with the first end of the locking stop bolt 47, and the driving block resetting device 46 is matched with the driving block 45. The motor 44 is used for driving the driving block 45 to rotate when unlocking, the driving block 45 is used for driving the locking stop bolt 47 to rotate, and the driving block resetting device 46 is used for pushing the driving block 45 to rotate for resetting when locking.

Referring to fig. 8 and 9 in the present embodiment, the driving block returning means 46 includes a stationary returning piece 461, a movable returning piece 462 and a spring member 463, the stationary returning piece 461 is provided with a first spring hole 4611, the movable returning piece 462 is provided with a second spring hole 4621, and the first spring hole 4611 and the second spring hole 4621 cooperate to form the spring hole 463 for mounting the spring member. The length of the stationary reset plate 461 is greater than the length of the movable reset plate 462 in the expansion and contraction direction of the spring member 463. The movable reset plate 462 is further provided with a first projection 4622 and a second projection 4623, and the first projection 4622 and the second projection 4623 are respectively located on two opposite sides of the movable reset plate 462. The first projection 4622 abuts against the driving block 45, and a part of the second projection 4623 extends into the keyhole 411.

Referring to fig. 10, the driving block 45 is provided with a first inclined surface 451, and the first inclined surface 451 abuts against the first projection 4622. The first end of the driving block 45 is further provided with a mounting hole 452, and the rotating shaft of the motor 44 is inserted into the mounting hole 452.

Referring to fig. 11, the latch stopper 47 has a latch bolt receiving hole 471 formed in a peripheral wall thereof to correspond to the latch bolt 48, and the latch bolt receiving hole 471 receives a portion of the latch bolt 48 when the latch is unlocked. A first end of the locking stop 47 is provided with a locking groove 472, and a second end of the driving block 45 is engaged with the locking groove 472. The locking stop 47 is further provided with a limit bump 473, the limit bump 473 is located at the second end of the locking stop 47, and the second end of the locking stop 47 is opposite to the first end of the locking stop 47. As shown in fig. 5, the cylinder holder 41 is further provided with a limiting groove 419, and the limiting protrusion 473 is disposed in cooperation with the limiting groove 419.

As can be seen in fig. 6, the locking bolt 48 includes a spring 481 and a bolt 482, the spring 481 being fitted over the bolt 482. The end of the bolt body 482 facing away from the locking stop 47 is provided with a hemispherical surface to reduce mechanical friction when the cylinder rotates. During unlocking, the bolt 482 moves in the direction of compressing the spring 481, and during locking, the bolt 482 moves in the direction of the locking bolt catch groove 34 under the spring force of the spring 481.

Referring to fig. 12, the active key 2 includes a circuit box 20 and a key body 25, and the key body 25 is mounted on the circuit box 20. Referring to fig. 13 and 14, the circuit box 20 includes a circuit box upper cover 21 and a circuit box lower cover 22, the circuit box upper cover 21 and the circuit box lower cover 22 are detachably connected, and the circuit box upper cover 21 and the circuit box lower cover 22 cooperate to form a circuit cavity 23.

The circuit box upper cover 21 is provided with a panel groove 211, an elastic pressing part 212 and an indicator lamp hole 213, and both the elastic pressing part 212 and the indicator lamp hole 213 are arranged in the panel groove 211. The elastic panel 26 is installed in the panel groove 211, and the elastic panel 26 covers and presses the elastic pressing part 212 and the indicator lamp hole 213. The elastic panel 26 is further provided with a light-transmitting portion 261, and the light-transmitting portion 261 is provided to face the indicator hole 213.

The circuit chamber 23 of the circuit box 20 is provided with a key control circuit board 24 and a battery 27, and the battery 27 is electrically connected with the key control circuit board 24. In this embodiment, the battery 27 is a rechargeable battery. The key control circuit board 24 is provided with a switch key 241, an indicator light 242 and a charging communication interface 243, the switch key 241 is arranged opposite to the elastic pressing portion 212, the indicator light 242 is arranged opposite to the indicator light hole 213, the circuit box lower cover 22 is provided with an interface hole 221, and the charging communication interface 243 is arranged in cooperation with the interface hole 221. The switch button 241 is used for controlling the on and off of the active key 2, and the indicator light 242 is used for indicating the power supply working state.

Referring to fig. 15, the key body 25 is provided with a contact circuit board 251, an electric contact 252, and a serration 253, the contact circuit board 251 being embedded in the key body 25, the electric contact 252 being provided on the contact circuit board 251, the contact circuit board 251 being electrically connected to the key control circuit board 24, the electric contact 252 and the serration 253 being provided on the same side of the key body 25, the electric contact 252 being electrically connected to the key control circuit board 24. The tooth pattern 253 is matched with the second projection 4623 of the movable resetting piece 462, the electric contacts 252 are matched with the conductive probes 431, the number of the electric contacts 252 is the same as that of the conductive probes 431, and in the embodiment, the number of the electric contacts 252 and that of the conductive probes 431 are two.

As can be seen from fig. 14 and 15, the key control circuit board 24 is further provided with a first fixing hole 244, the key body 25 is further provided with a second fixing hole 254, the circuit box lower cover 22 is further provided with a fixing post 222, and the fixing post 222 is inserted into the first fixing hole 244 and the second fixing hole 254.

The utility model discloses an among the intelligence lock, key control circuit board 24 can carry out the circuit module setting as required. In this embodiment, referring to fig. 16, the key control circuit board 24 is further provided with a key control chip 245, a wireless communication module 246, an audible and visual alarm module 247 and a power management module 248, and the electrical contact 252, the wireless communication module 246 and the audible and visual alarm module 247 are all electrically connected to the key control chip 245. The power management module 248 provides power to the key control chip 245, the electrical contacts 252, the wireless communication module 246, and the audible and visual alarm module 247. The key control chip 245 is a known single chip microcomputer, and is configured to receive the verification code of the key cylinder control chip 433, verify the verification code, and send verification feedback information to the key cylinder control chip 433. The wireless communication module 246 includes, but is not limited to, a bluetooth module, an NB-iot module, a 4G module, a 5G module, or a WiFi module for communicating with external devices. The sound-light alarm module 247 is a sound-light alarm module known to those skilled in the art for giving an alarm. The power management module 248 employs a power management module known to those skilled in the art for power management of the battery 27.

In addition, the key control circuit board can be further provided with a fingerprint module, a digital key module and an OLED display module according to needs, the fingerprint module, the digital key module and the OLED display module are all electrically connected with the key control chip 245, the fingerprint module, the digital key module and the OLED display module all adopt known circuit modules, the fingerprint module is used for fingerprint verification, the digital key module is used for inputting passwords, and the OLED display module is used for displaying.

The utility model discloses an intelligence lock is when the lock state, and first inclined plane 451 of first lug 4622 butt, locking bolt 48 insert locking bolt card groove 34, and the skew locking bolt hole 416 of locking bolt accommodation hole 471 to lock courage 4. When unlocking is required, the key body 25 of the active key 2 is inserted into the key hole 411 so that the electrical contact 252 is in electrical contact with the conductive probe 431, and at this time, the battery 27 can supply power to the key cylinder control chip 433 through the electrical contact 252. After the lock cylinder control chip 433 is started, a verification code is sent to the key control chip 23, and the key control chip 23 sends verification feedback information to the lock cylinder control chip 433 after verifying the verification code. When the verification is passed, the key cylinder control chip 433 sends an unlock control signal to the motor 44. After the active key 2 is inserted into the key hole 411, the tooth 253 acts on the second projection 4623 to drive the first projection 4622 to be away from the first inclined surface 451 of the driving block 45, so that the driving block 45 has a rotation space, at this time, after the key cylinder control chip 433 sends an unlocking control signal to the motor 44, the motor 44 drives the driving block 45 to move the first inclined surface 451 toward the first projection 4622, the locking bolt 47 rotates along with the driving block 45, so that the locking bolt receiving hole 471 is opposite to the locking bolt hole 416, so that the locking bolt 48 can be retracted into the locking bolt receiving hole 471, at this time, the active key 2 is used to rotate the lock cylinder 4, and unlocking can be realized. When locking is required, the active key 2 is used to rotate the cylinder core 4, so that the locking bolt 48 is inserted into the locking bolt locking groove 34, after the key is pulled out, the movable reset piece 462 pushes the driving block 45 to rotate under the action of the spring piece 463, so as to drive the locking stop bolt 47, so that the locking bolt receiving hole 471 deviates from the locking bolt hole 416, and the locking bolt 48 is locked, so as to lock the cylinder core.

In addition, when the lock is locked, the rotational position is detected by the detection probe 432, and the lock is recorded. For example, when the cylinder 4 is judged to be rotated by 90 degrees, the key is removed.

According to the above, the utility model discloses an active key is through setting up key control circuit board and battery, and the key body is provided with the electrical contact, and battery accessible electrical contact forms the return circuit with the circuit of passive intelligent lock core to the realization provides the power to passive intelligent lock core, and simultaneously, the circuit of key control circuit board accessible electrical contact control passive intelligent lock core is opened the shutting. In addition, still be provided with the tartar for active key can have the function that electronics was unlocked and is locked and mechanical unlocking and locking simultaneously, improves the security of lock. In addition, the power supply part is arranged in the key, when the mechanical lock cylinder is upgraded, the mechanical lock cylinder can be replaced by the passive intelligent lock cylinder, the mechanical lock cylinder can be upgraded into the intelligent lock cylinder, and the intelligent upgrading convenience of the mechanical lock is improved.

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 active key, characterized by: the key comprises a circuit box and a key body, wherein the key body is arranged on the circuit box;

a circuit cavity of the circuit box is provided with a key control circuit board and a battery, and the battery is electrically connected with the key control circuit board;

the key body is provided with an electric contact and a tooth, the electric contact and the tooth are arranged on the same side of the key body, and the electric contact is electrically connected with the key control circuit board.

2. The active key of claim 1, wherein:

the key body is further provided with a contact circuit board, the contact circuit board is embedded into the key body, the electric contact is arranged on the contact circuit board, and the contact circuit board is electrically connected with the key control circuit board.

3. The active key of claim 1, wherein:

the circuit box comprises a circuit box upper cover and a circuit box lower cover, the circuit box upper cover and the circuit box lower cover are detachably connected, and the circuit box upper cover and the circuit box lower cover are matched to form the circuit cavity.

4. The active key of claim 3, wherein:

the key control circuit board is provided with a switch key, the upper cover of the circuit box is provided with an elastic pressing part, and the switch key and the elastic pressing part are arranged oppositely.

5. The active key of claim 4, wherein:

the key control circuit board is further provided with an indicating lamp, the circuit box upper cover is further provided with an indicating lamp hole, and the indicating lamp hole are arranged oppositely.

6. The active key of claim 5, wherein:

the circuit box upper cover is also provided with a panel groove, and the elastic pressing part and the indicator lamp hole are both arranged in the panel groove;

an elastic panel is arranged in the panel groove and covers the elastic pressing part and the indicating lamp hole;

the elastic panel is provided with a light-transmitting part, and the light-transmitting part is opposite to the indicator lamp hole.

7. The active key of claim 3, wherein:

the key control circuit board is further provided with a charging communication interface, the circuit box lower cover is provided with an interface hole, and the charging communication interface is matched with the interface hole.

8. The active key of any one of claims 1 to 7, wherein:

the key control circuit board is further provided with a first fixing hole, the key body is further provided with a second fixing hole, and the circuit box lower cover is further provided with a fixing column which is inserted into the first fixing hole and the second fixing hole.

9. The active key of any one of claims 1 to 7, wherein:

the key control circuit board is further provided with a key control chip, a wireless communication module and an audible and visual alarm module, and the wireless communication module and the audible and visual alarm module are electrically connected with the key control chip.

10. An intelligent lock comprises an active key and a passive intelligent lock cylinder, wherein the active key and the passive intelligent lock cylinder can be arranged in a pluggable mode, and the active key provides power for a circuit module of the passive intelligent lock cylinder; the method is characterized in that:

the active key to which the active key of any one of claims 1 to 9 is applied.