CN209821902U - Control system of intelligent lock cylinder - Google Patents
Control system of intelligent lock cylinder Download PDFInfo
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- CN209821902U CN209821902U CN201920528336.3U CN201920528336U CN209821902U CN 209821902 U CN209821902 U CN 209821902U CN 201920528336 U CN201920528336 U CN 201920528336U CN 209821902 U CN209821902 U CN 209821902U
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Abstract
The utility model relates to a control system of intelligent lock core, including host system, NFC card response module, NFC card reading module and motor drive module, host system adopts the bluetooth low energy chip, can realize the short distance data exchange between fixed equipment, mobile device and the building personal area network, realizes the thing networking through being connected with cell-phone APP, reaches the function through cell-phone control lock switch, realizes long-range unblanking, has saved the trouble of carrying the key; the control system has the NFC function, can perform identification and data exchange with compatible equipment in short distance, can be unlocked by a user in a Bluetooth mode or an NFC mode freely, and is convenient to use; in addition, the main control module is provided with an encryption chip circuit used for encrypting control system hardware and a motor encryption circuit used for being electrically connected with the motor driving module, so that the system is effectively prevented from being read reversely and stolen, and the safety is high.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field, in particular to a control system of an intelligent lock cylinder.
[ background of the invention ]
The traditional mechanical door lock needs a user to carry a key to go out, is very inconvenient, often cannot open a door when forgetting to carry the key, needs a professional to change the lock, and causes great trouble to the user; in order to solve the trouble of carrying a key, some intelligent door locks in the prior art generally adopt the modes of password verification, fingerprint verification or NFC card verification and the like, and can be unlocked by simply reading information and successfully verifying, but the intelligent door locks lack an encryption function, are easy to crack and have low safety. In addition, with the development of technological progress, the internet of things enters every family, and the door lock networking also becomes the research and development direction of intelligent homes and intelligent door locks.
[ summary of the invention ]
In order to solve the problems, the invention provides the control system of the intelligent lock cylinder, which has high safety level and can realize the Internet of things.
In order to achieve the purpose, the invention provides the following technical scheme:
a control system of an intelligent lock cylinder comprises a lock shell, a dial puller arranged in an open slot in the middle of the lock shell, an inner rotating shaft and an outer rotating shaft, wherein the inner rotating shaft and the outer rotating shaft are respectively arranged in the lock shell at two sides of the dial puller; an electric clutch device capable of driving the outer rotating key and the inner rotating key to be jointed, linked or separated is further arranged in the outer rotating shaft, and a control device used for controlling the electric clutch device is arranged at the rear end of the lock shell;
the control device comprises a main control module, an NFC card induction module, an NFC card reading module and a motor driving module, wherein the NFC card induction module and the NFC card reading module are respectively connected with a signal input end of the main control module, and the motor driving module is connected with a signal output end of the main control module;
the main control module is provided with a main control chip circuit for Bluetooth communication connection, an encryption chip circuit for encrypting control system hardware, a motor encryption circuit for being electrically connected with the motor driving module, a power supply circuit for providing working voltage and a first connector circuit for being connected with the NFC card reading module;
the NFC card sensing module is provided with a distance detection circuit for sensing an NFC card, a second connector circuit for transmitting a wireless signal and a third connector circuit for being electrically connected with the NFC card reading module, the distance detection circuit and the third connector circuit are respectively and electrically connected with the second connector circuit, and the second connector circuit is electrically connected with the main control chip circuit;
the NFC card reading module is provided with a reading circuit for reading NFC card information and a fourth connector circuit for connecting with the main control module, the fourth connector circuit is electrically connected with the third connector circuit, the fourth connector circuit is electrically connected with the reading circuit, and the fourth connector circuit is electrically connected with the main control chip circuit;
the motor driving module is provided with a motor driving circuit for controlling the electric clutch device, and the motor driving circuit is electrically connected with the motor encryption circuit.
As a preferred embodiment, further defined is: the main control chip circuit is a chip with the model of NRF52832, the encryption chip circuit is a chip with the model of ATSHA204A-SSHDA-B-SOIC8, the motor encryption circuit is a chip with the model of WF10-04W-31, and the power supply circuit is a chip with the model of WF 10-04W-31.
As a preferred embodiment, further defined is: the main control module is also provided with a magnetic SENSOR circuit electrically connected with the main control chip circuit, and the magnetic SENSOR circuit is a SENSOR _ QMC7983 chip.
As a preferred embodiment, further defined is: the main control module is also provided with an LED driver circuit electrically connected with the main control chip circuit.
As a preferred embodiment, further defined is: the main control module is also provided with a burning test circuit electrically connected with the main control chip circuit.
As a preferred embodiment, further defined is: the main control module is further provided with a storage circuit electrically connected with the main control chip circuit, and the storage circuit is a chip with the model of FM24C 32A.
As a preferred embodiment, further defined is: the NFC card reading module is further provided with a buzzer circuit electrically connected with the reading circuit.
As a preferred embodiment, further defined is: the NFC card induction module is further provided with an LED chip circuit electrically connected with the second connector circuit.
As a preferred embodiment, further defined is: the motor driving module is also provided with a testing circuit electrically connected with the motor driving circuit.
As a preferred embodiment, further defined is: the electric clutch device comprises a transmission motor, an output shaft of the transmission motor is connected with a worm extending into the transmission cavity, the worm is sleeved with a nut capable of being in threaded connection with the worm, and the worm can drive the nut to axially move relative to the external rotating key; the worm is further sleeved with a first return spring and a second return spring which are respectively positioned on two sides of the screw cap, the screw cap compresses the first return spring when the transmission motor drives the worm to rotate forwards or reversely, and the first return spring pushes the outer rotating key to move axially along the rotating shaft of the worm to be in joint linkage with the inner rotating key; when the transmission motor drives the worm to rotate reversely or positively, the screw cap compresses the second return spring, and the second return spring pushes the outer rotating key to move axially along the rotating shaft of the worm to be separated from the inner rotating key.
The beneficial effects of the invention are as follows: the intelligent door lock comprises a main control module, an NFC card induction module, an NFC card reading module and a motor driving module, wherein the main control module adopts a low-power-consumption Bluetooth technology chip, short-distance data exchange among fixed equipment, mobile equipment and a building personal area network can be realized, the Internet of things is realized by connecting with a mobile phone APP, the function of controlling a door lock switch through the mobile phone is achieved, remote unlocking is realized, and the trouble of carrying a key is eliminated; this control system possesses the NFC function, can discern and data exchange with compatible equipment in the short distance, and the user can freely select bluetooth mode or NFC mode to unblank convenient to use.
In addition, the main control module is provided with an encryption chip circuit used for encrypting control system hardware and a motor encryption circuit used for being electrically connected with the motor driving module, so that the system is effectively prevented from being read reversely and stolen, and the safety is high.
[ description of the drawings ]
FIG. 1 is a schematic block diagram of the inventive circuit;
FIG. 2 is a circuit diagram of a master control chip circuit;
FIG. 3 is a circuit diagram of an encryption chip circuit;
FIG. 4 is a circuit diagram of a motor encryption circuit;
FIG. 5 is a circuit diagram of a power supply circuit;
FIG. 6 is a circuit diagram of a first connector circuit;
FIG. 7 is a circuit diagram of an LED driver circuit;
FIG. 8 is a circuit diagram of a burning test circuit;
FIG. 9 is a circuit diagram of a memory circuit;
FIG. 10 is a circuit diagram of a magnetic sensor circuit;
FIG. 11 is a circuit diagram of a distance detection circuit;
FIG. 12 is a circuit diagram of a second connector circuit;
FIG. 13 is a circuit diagram of a third connector circuit;
FIG. 14 is a circuit diagram of an LED chip circuit;
FIG. 15 is a circuit diagram of a read circuit;
FIG. 16 is a circuit diagram of a fourth connector circuit;
fig. 17 is a circuit diagram of a buzzer circuit;
fig. 18 is a circuit diagram of a motor drive circuit;
FIG. 19 is a circuit diagram of a test circuit;
FIG. 20 is a schematic structural diagram of the present invention;
FIG. 21 is an exploded view of the present invention;
FIG. 22 is a sectional view of the outer rotary key separated from the inner rotary key;
FIG. 23 is a cross-sectional view of the engagement of an outer key with an inner key
FIG. 24 is a schematic structural view of an electric clutch device;
FIG. 25 is an exploded schematic view of the electric clutch assembly;
FIG. 26 is a cross-sectional view of the electric clutch device;
FIG. 27 is a schematic diagram of a structure of a drag;
FIG. 28 is a schematic structural view of the inner rotary shaft;
FIG. 29 is a schematic view of the construction of the outer shaft;
FIG. 30 is a schematic structural view of an inside rotation key;
fig. 31 is a schematic structural view of the outward turning key.
[ detailed description ] embodiments
The invention is described in further detail below with reference to the following figures and detailed description:
as shown in fig. 1, the control system of an intelligent lock cylinder includes a lock case 1, a dial extension 2 installed in an open slot in the middle of the lock case 1, an inner rotating shaft 3 and an outer rotating shaft 4 respectively installed in the lock case 1 at two sides of the dial extension 2, and the lock case includes, but is not limited to, a lock case commonly used in an electronic lock in the prior art, such as a pin tumbler lock case, a blade lock case, or a gourd-shaped lock case. The inner rotating shaft 3 is linked with the poking and dragging device 2, an inner rotating key 5 linked with the inner rotating shaft 3 is arranged on the inner rotating shaft 3, an outer rotating key 6 linked with the outer rotating shaft 4 is arranged on the outer rotating shaft 4, and a transmission cavity 61 is arranged in the outer rotating key 6; an electric clutch device capable of driving the outer rotating key 6 to be jointed with or separated from the inner rotating key 5 is further arranged in the outer rotating shaft 4, and a control device 100 for controlling the electric clutch device is arranged at the rear end of the lock shell 1;
the control device 100 includes a main control module 110, an NFC card sensing module 120, an NFC card reading module 130, and a motor driving module 140, where the NFC card sensing module 120 and the NFC card reading module 130 are respectively connected to a signal input terminal of the main control module 110, and the motor driving module 140 is connected to a signal output terminal of the main control module 110; the main control module 110 adopts a low-power-consumption Bluetooth technology chip, short-distance data exchange among fixed equipment, mobile equipment and a building personal area network can be realized, the Internet of things is realized through connection with a mobile phone APP, the function of controlling a door lock switch through the mobile phone is achieved, remote unlocking is realized, and the trouble of carrying a key is eliminated; the control system has the NFC function, can perform identification and data exchange with compatible equipment in short distance, can be unlocked by a user in a Bluetooth mode or an NFC mode freely, and is convenient to use; in addition, the main control module 110 is provided with an encryption chip circuit 112 for encrypting control system hardware and a motor encryption circuit 113 for electrically connecting with the motor driving module, so that the system is effectively prevented from being read reversely and stolen, and the safety is high.
Further, as shown in fig. 2 to 10, the main control module 110 is provided with a main control chip circuit 111 for bluetooth communication connection, an encryption chip circuit 112 for encrypting control system hardware, a motor encryption circuit 113 for electrically connecting with the motor driving module 140, a power supply circuit 114 for providing an operating voltage, and a first connector circuit 115 for connecting with the NFC card reading module 130; the main control chip circuit 111 adopts a chip with the model of NRF52832, and can realize the operation of a Bluetooth communication and NFC verification system. Short-distance data exchange among fixed equipment, mobile equipment and a building personal area network can be realized, the Internet of things is realized through connection with a mobile phone APP, the function of controlling a door lock switch through the mobile phone is achieved, remote unlocking is realized, and the trouble of carrying a key is eliminated; and can also perform NFC identification and data exchange with compatible equipment within short distance. The user can freely select the bluetooth mode or the NFC mode to unblank convenient to use.
The encryption chip circuit 112 selects a chip with the model number of ATSHA204A-SSHDA-B-SOIC8 to encrypt system hardware and prevent the system from being read and stolen. The motor encryption circuit 113 is a chip with the model of WF10-04W-31, and the power circuit 114 is a chip with the model of WF 10-04W-31. The main control module 1 is further provided with a magnetic SENSOR circuit 118 electrically connected with the main control chip circuit 111, the magnetic SENSOR circuit 118 is a SENSOR _ QMC7983 chip for sensing whether the door is closed, and if the door is not closed, an alarm can be sent through the buzzer circuit 133, so that the safety performance is effectively improved. The main control module 1 is further provided with an LED driver circuit 116 electrically connected to the main control chip circuit 111, and configured to drive LED light as a light prompt. The main control module 1 is further provided with a burning test circuit 142 electrically connected to the main control chip circuit 111, and used for recording a system program. The main control module 1 is further provided with a storage circuit 117 electrically connected with the main control chip circuit 111, the storage circuit 117 is a chip with a model number of FM24C32A, and the storage circuit 117 is used for storing system data.
In this embodiment, as shown in fig. 11 to 14, the NFC card sensing module 2 is provided with a distance detection circuit 121 for sensing an NFC card, a second connector circuit 122 for transmitting a wireless signal, and a third connector circuit 123 for electrically connecting with the NFC card reading module 3, where the distance detection circuit 121 and the third connector circuit 123 are electrically connected with the second connector circuit 122, respectively, and the second connector circuit 122 is electrically connected with the main control chip circuit 111; the NFC card sensing module 2 is further provided with an LED chip circuit 124 electrically connected to the second connector circuit 122, and the LED chip circuit 124 may be provided with one or more LED chips as a light prompt.
In this embodiment, as shown in fig. 15 to 17, the NFC card reading module 3 is provided with a reading circuit 131 for reading NFC card information and a fourth connector circuit 132 for connecting with the host module 1, the fourth connector circuit 132 is electrically connected with the third connector circuit 123, and the fourth connector circuit 132 is electrically connected with the reading circuit 131; the NFC card reading module 3 is further provided with a buzzer circuit 133 electrically connected to the reading circuit 131, so as to realize system prompt sound reminding.
In this embodiment, as shown in fig. 18 and fig. 19, the motor driving module 4 is provided with a motor driving circuit 141 for unlocking control, an input end of the motor driving circuit 141 is electrically connected to the main control module 1, and an output end of the motor driving circuit 141 is electrically connected to the motor 5 of the prior art intelligent lock cylinder. The motor driving module 4 is further provided with a testing circuit 142 electrically connected with the motor driving circuit 141, so as to facilitate testing and use. When the distance detection circuit 121 detects the NFC card, the reading circuit 131 starts to read the MFC card information and sends the MFC card information to the main control chip circuit 111 for verification, and after verification is successful, the motor driving module 4 drives the motor to unlock, so that an NFC unlocking mode is realized. And the mobile phone with the NFC function in the prior art can be used for NFC unlocking. After cell-phone APP is connected with main control chip circuit 111 through the bluetooth, long-range unblanking is realized to the accessible bluetooth mode.
In the present embodiment, as shown in fig. 20 to 31, the electric clutch device includes a transmission motor 7, and the transmission motor 7 is preferably a hollow cup motor, has extremely fast response, and is suitable for being applied to an electronic lock cylinder. An output shaft of the transmission motor 7 is connected with a worm 8 extending into the transmission cavity 61, a nut 9 capable of being in threaded connection with the worm 8 is sleeved on the worm 8, and the worm 8 can drive the nut 9 to axially move relative to the outward-turning key 6; the worm 8 is also sleeved with a first return spring 11 and a second return spring 12 which are respectively positioned at two sides of the nut 9; as shown in fig. 23, when the transmission motor 7 drives the worm 8 to rotate forward or backward, the nut 9 compresses the first return spring 11, and the first return spring 11 pushes the outer rotation key 6 to move axially along the rotation axis of the worm to engage and link with the inner rotation key 5; as shown in fig. 22, when the transmission motor 7 drives the worm 8 to rotate in the reverse direction or the forward direction, the nut 9 compresses the second return spring 12, and the second return spring 12 pushes the outer rotation key 6 to move axially along the rotation axis of the worm to be separated from the inner rotation key 5, so that the structure is simple. When the transmission motor 7 drives the worm 8 to rotate and the external rotating key 6 and the internal rotating key 5 are mechanically locked, the nut 9 axially moves along the rotating shaft of the worm and compresses the first return spring 11 or the second return spring 12.
After the mechanical jamming disappears, the first return spring 11 or the second return spring 12 pushes the outer rotating key 6 to axially move along the rotating shaft of the worm, so that the outer rotating key 6 and the inner rotating key 5 are jointed, linked or separated. First return spring or second return spring can play the cushioning effect when the mechanical jamming appears in outer rotary key and adversion key, prevent to appear idle relatively smooth silk scheduling problem between nut and the worm, and design benefit effectively improves electric clutch's life. In addition, the first return spring and the second return spring can enable the nut 9 to keep meshed with the worm 8, and stability of the electric clutch device is improved.
In this embodiment, as shown in fig. 26, a positioning groove 62 is provided in the transmission cavity 61, a positioning portion 91 corresponding to the positioning groove 62 is convexly formed on the outer side of the nut 9, and the positioning portion 91 slides along the positioning groove 62 when the nut 9 moves along the axial direction of the rotation axis of the worm; the cooperation of the positioning part 91 and the positioning groove 62 enables the nut 9 to only move axially along the rotation axis of the worm, but not to rotate circumferentially, thereby limiting the nut 9.
In this embodiment, one end of the first return spring 11 abuts against the bottom of the transmission cavity 61, and the other end abuts against the nut 9, and when the external rotation key is coupled and linked with the internal rotation key, the stroke of the first return spring 11 being compressed is the stroke of the nut 9 moving, and at this time, the first return spring 11 can push one side of the nut 9 to keep meshing with the worm 8. The accent of transmission chamber 61 is provided with and supplies return spring baffle 10 that worm 8 runs through, the one end of second return spring 12 with return spring baffle 10 offsets, and the other end supports on the nut 9, the stroke that second return spring 12 compressed when outer rotary key and interior rotary key separation is the stroke that nut 9 removed, and second return spring 12 can promote this moment the opposite side and the worm 8 of nut 9 keep meshing.
In order to improve the safety performance of the intelligent lock cylinder, an anti-drilling pin 13 positioned at the rear end of the transmission motor 7 is arranged in the outer rotating shaft 4, so that a lawbreaker can be prevented from drilling the electric clutch device after an external recognizer of the electronic lock is damaged, and the safety of the electronic lock cylinder is effectively improved.
In this embodiment, as shown in fig. 27 to 31, a rotating groove 21 into which the front end of the inner rotating shaft 3 can be inserted is formed in one end of the dial 2 facing the inner rotating shaft 3, a first inserting key 22 protruding inwards is arranged in the rotating groove 21, a first inserting groove 31 matched with the first inserting key 22 is formed in the front end of the inner rotating shaft 3, and after assembly, linkage between the dial 2 and the inner rotating shaft 3 can be achieved; a second slot 32 is further formed in the front end of the inner rotating shaft 3, a second inserting key 51 matched with the second slot 32 is convexly formed at the side end of the inner rotating key 5, and linkage of the inner rotating shaft 3 and the inner rotating key 5 can be achieved after assembly; a third slot 41 is formed in one end, facing the dial 2, of the outer rotating shaft 4, a third inserting key 61 matched with the third slot 41 is convexly formed at the side end of the outer rotating key 6, and linkage of the outer rotating shaft 4 and the outer rotating key 6 can be achieved after assembly; the front end of the inner rotating key 5 is convexly provided with a first clutch part 52, the front end of the outer rotating key 6 is convexly provided with a second clutch part 62 matched with the first clutch part 52, the middle part of the pull handle 2 is provided with a clutch cavity 23 for the front end of the outer rotating key 6 to pass through, and the outer rotating key 6 is linked with the inner rotating key 5 after the second clutch part 62 passes through the clutch cavity 23 and is jointed with the first clutch part 52; when the nut 9 moves axially along the rotating shaft of the worm towards the puller 2, the first return spring 11 pushes the outer rotating key 6 to advance axially along the rotating shaft of the worm, the second clutch part 62 passes through the clutch cavity 23 and then is engaged with the first clutch part 52, and the outer rotating key 6 is linked with the inner rotating key 5; when the nut 9 moves axially along the rotation axis of the worm away from the puller 2, the second return spring 12 pushes the outer rotating key 6 to retreat axially along the rotation axis of the worm, the second clutch part 62 is separated from the first clutch part 52, and the outer rotating key 6 is not linked with the inner rotating key 5. The electric clutch device of the electronic lock cylinder can be applied to various electronic locks in the prior art, and can not be limited to the electronic lock shown in fig. 20.
Claims (10)
1. A control system of an intelligent lock cylinder comprises a lock shell (1), a pulling mop (2) arranged in an open slot in the middle of the lock shell (1), an inner rotating shaft (3) and an outer rotating shaft (4) which are respectively arranged in the lock shell (1) at two sides of the pulling mop (2), and is characterized in that the inner rotating shaft (3) is linked with the pulling mop (2), the inner rotating shaft (3) is provided with an inner rotating key (5) linked with the inner rotating shaft, the outer rotating shaft (4) is provided with an outer rotating key (6) linked with the outer rotating shaft, and a transmission cavity (61) is arranged in the outer rotating key (6); an electric clutch device capable of driving the outer rotating key (6) to be jointed and linked or separated with the inner rotating key (5) is further arranged in the outer rotating shaft (4), and a control device (100) used for controlling the electric clutch device is arranged at the rear end of the lock shell (1);
the control device (100) comprises a main control module (110), an NFC card induction module (120), an NFC card reading module (130) and a motor driving module (140), wherein the NFC card induction module (120) and the NFC card reading module (130) are respectively connected with a signal input end of the main control module (110), and the motor driving module (140) is connected with a signal output end of the main control module (110);
the master control module (110) is provided with a master control chip circuit (111) for Bluetooth communication connection, an encryption chip circuit (112) for encrypting control system hardware, a motor encryption circuit (113) for being electrically connected with the motor driving module (140), a power supply circuit (114) for providing working voltage and a first connector circuit (115) for being connected with the NFC card reading module (130);
the NFC card sensing module (120) is provided with a distance detection circuit (121) for sensing an NFC card, a second connector circuit (122) for transmitting a wireless signal and a third connector circuit (123) for being electrically connected with the NFC card reading module (130), the distance detection circuit (121) and the third connector circuit (123) are respectively and electrically connected with the second connector circuit (122), and the second connector circuit (122) is electrically connected with the main control chip circuit (111);
the NFC card reading module (130) is provided with a reading circuit (131) used for reading NFC card information and a fourth connector circuit (132) used for being connected with the main control module (110), the fourth connector circuit (132) is electrically connected with the third connector circuit (123), the fourth connector circuit (132) is electrically connected with the reading circuit (131), and the fourth connector circuit (132) is electrically connected with the main control chip circuit (111);
the motor driving module (140) is provided with a motor driving circuit (141) for controlling the electric clutch device, and the motor driving circuit (141) is electrically connected with the motor encryption circuit (113).
2. The control system of the intelligent lock cylinder according to claim 1, wherein the main control chip circuit (111) is a chip with model number NRF52832, the encryption chip circuit (112) is a chip with model number ATSHA204A-SSHDA-B-SOIC8, the motor encryption circuit (113) is a chip with model number WF10-04W-31, and the power supply circuit (114) is a chip with model number WF 10-04W-31.
3. The control system of the intelligent lock cylinder according to claim 1, characterized in that the main control module (110) is further provided with a magnetic SENSOR circuit (118) electrically connected with the main control chip circuit (111), and the magnetic SENSOR circuit (118) is a chip with a model number of SENSOR _ QMC 7983.
4. The control system of the intelligent lock cylinder according to claim 1, characterized in that the main control module (110) is further provided with an LED driver circuit (116) electrically connected with the main control chip circuit (111).
5. The control system of the intelligent lock cylinder according to claim 1, wherein the main control module (110) is further provided with a burning test circuit (142) electrically connected with the main control chip circuit (111).
6. The control system of the intelligent lock cylinder according to claim 1, wherein the main control module (110) is further provided with a storage circuit (117) electrically connected with the main control chip circuit (111), and the storage circuit (117) is a chip with a model number of FM24C 32A.
7. The control system of the intelligent lock cylinder according to claim 1, characterized in that the NFC card reading module (130) is further provided with a buzzer circuit (133) electrically connected with the reading circuit (131).
8. Control system of a smart cylinder according to claim 1, characterized in that the NFC card sensing module (120) is further provided with an LED chip circuit (124) electrically connected with the second connector circuit (122).
9. The control system of an intelligent lock cylinder according to claim 1, characterized in that the motor drive module (140) is further provided with a test circuit (142) electrically connected with the motor drive circuit (141).
10. The control system of the intelligent lock cylinder according to any one of claims 1 to 9, wherein the electric clutch device comprises a transmission motor (7), an output shaft of the transmission motor (7) is connected with a worm (8) extending into the transmission cavity (61), the worm (8) is sleeved with a nut (9) capable of being in threaded connection with the worm (8), and the worm (8) can drive the nut (9) to axially move relative to the outward-turning key (6); the worm (8) is further sleeved with a first return spring (11) and a second return spring (12) which are respectively positioned on two sides of the screw cap (9), when the transmission motor (7) drives the worm (8) to rotate forwards or backwards, the screw cap (9) compresses the first return spring (11), and the first return spring (11) pushes the outer rotating key (6) to move axially along the rotating shaft of the worm to be jointed and linked with the inner rotating key (5); when the transmission motor (7) drives the worm (8) to rotate reversely or positively, the screw cap (9) compresses the second return spring (12), and the second return spring (12) pushes the outer rotating key (6) to move axially along the rotating shaft of the worm to be separated from the inner rotating key (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920528336.3U CN209821902U (en) | 2019-04-17 | 2019-04-17 | Control system of intelligent lock cylinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920528336.3U CN209821902U (en) | 2019-04-17 | 2019-04-17 | Control system of intelligent lock cylinder |
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| CN209821902U true CN209821902U (en) | 2019-12-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110097667A (en) * | 2019-04-17 | 2019-08-06 | 中山市基信锁芯有限公司 | A kind of control system of intelligence lock core |
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- 2019-04-17 CN CN201920528336.3U patent/CN209821902U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110097667A (en) * | 2019-04-17 | 2019-08-06 | 中山市基信锁芯有限公司 | A kind of control system of intelligence lock core |
| CN110097667B (en) * | 2019-04-17 | 2024-07-12 | 中山市基信锁芯有限公司 | Control system of intelligent lock cylinder |
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