CN215520438U - NFC lockset with mechanical lock cylinder - Google Patents
NFC lockset with mechanical lock cylinder Download PDFInfo
- Publication number
- CN215520438U CN215520438U CN202120121308.7U CN202120121308U CN215520438U CN 215520438 U CN215520438 U CN 215520438U CN 202120121308 U CN202120121308 U CN 202120121308U CN 215520438 U CN215520438 U CN 215520438U
- Authority
- CN
- China
- Prior art keywords
- unlocking
- nfc
- mechanical
- lock
- selection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses an NFC lockset with a mechanical lock cylinder, which comprises an NFC device, an NFC unlocking mechanism, a mechanical unlocking mechanism, an unlocking selection mechanism, a lock tongue and an unlocking transmission mechanism, wherein the NFC device is installed on a lock body and is electrically connected with the NFC unlocking mechanism and the unlocking selection mechanism, the unlocking transmission mechanism is installed on the unlocking selection mechanism, the unlocking selection mechanism drives the unlocking transmission mechanism to be connected and matched with the NFC unlocking mechanism or the mechanical unlocking mechanism, and the unlocking transmission mechanism pushes the lock tongue to unlock under the driving of the NFC unlocking mechanism or the mechanical unlocking mechanism. Through setting up mechanical unlocking structure, combine together mechanical lock core and NFC technique, both can inherit the reliability of mechanical mechanism, can have the confidentiality and the ease for use of NFC technique concurrently again. Through setting up unblock selection mechanism for when using a mode to carry out the unblock, do not need another release mechanism of linkage, reduce the unblock load, improved the tool to lock life-span.
Description
All as the field of technology
The utility model relates to the field of locks, in particular to an NFC lock with a mechanical lock cylinder.
All the above-mentioned background techniques
Near field communication, NFC for short, is an emerging technology, and devices (e.g., mobile phones) using the NFC technology can exchange data when they are close to each other, and is integrated and evolved from a non-contact Radio Frequency Identification (RFID) and interconnection and interworking technology, and by integrating functions of an induction card reader, an induction card, and point-to-point communication on a single chip, applications such as mobile payment, electronic ticketing, door access, mobile identity identification, and anti-counterfeiting are implemented using a mobile terminal, and the technology has the characteristics of high security, low cost, high bandwidth, low energy consumption, and the like, compared with the RFID technology. The ease of use and security of NFC technology has led to its wider and wider use in locks.
The introduction of the NFC technology also prompts the mechanical lock cylinder to gradually withdraw from use and brings a problem, although the NFC technology is already mature, the reliability of the NFC technology is still not high enough compared with the mechanical lock cylinder, and once the NFC device fails, there is a risk that the lock cannot be unlocked, causing unnecessary trouble and loss to the user.
All kinds of practical novel contents
The utility model provides an NFC lockset with a mechanical lock cylinder, which can perform unlocking and locking operations by using a mechanical key and an NFC device. The utility model is realized by adopting the following technical scheme:
an NFC lockset with a mechanical lock cylinder comprises a lock body, an NFC device, an NFC unlocking mechanism, a lock tongue and an unlocking transmission mechanism, wherein the NFC device, the NFC unlocking mechanism, the lock tongue and the unlocking transmission mechanism are installed on the lock body, and the NFC device is electrically connected with the NFC unlocking mechanism; the method is characterized in that: still include mechanical unlocking mechanism and unblock selection mechanism, mechanical unlocking structure and unblock selection mechanism install on the lock body, unblock selection mechanism with the NFC device electricity is connected, unblock selection mechanism drive unblock drive mechanism with NFC unlocking mechanism or mechanical unlocking structure connect the cooperation, unblock drive mechanism is in the drive of NFC unlocking mechanism or mechanical unlocking structure pushes the spring bolt unblock.
Among the above technical scheme, through setting up mechanical unlocking structure, make the tool to lock can be by NFC equipment and mechanical key alternative mode unblock, improved the reliability of tool to lock, avoided because the trouble of NFC device or other factors cause the unable problem of opening of tool to lock. The mechanical lock core is combined with the NFC technology, so that the reliability of a mechanical mechanism can be inherited, and the confidentiality and the usability of the NFC technology can be realized. Through setting up unblock selection mechanism for when using a mode to carry out the unblock, do not need another release mechanism of linkage, reduce the unblock load, improved the tool to lock life-span.
As a further improvement of the present invention, the unlocking selection mechanism includes a selection motor and a selection transmission mechanism, the selection motor is connected with the selection transmission mechanism, and the unlocking transmission mechanism is mounted on the selection transmission mechanism.
As a further improvement of the present invention, the selection transmission mechanism includes a lead screw and a lead screw nut, the lead screw is mounted on an output shaft of the selection motor, the lead screw nut is movable relative to the lock body along an axial direction of the lead screw without rotating, the unlocking transmission mechanism is mounted on the lead screw nut and does not contact with the lead screw, and the unlocking transmission mechanism is rotatable around the lead screw axis.
As a further improvement of the present invention, the selective transmission mechanism further includes a bearing, and the unlocking transmission mechanism is mounted on the feed screw nut through the bearing.
As a further improvement of the utility model, the unlocking transmission mechanism comprises an unlocking wheel, an unlocking transmission gear and an unlocking bead, the unlocking wheel is a cam and is coaxially connected with the unlocking transmission gear and synchronously rotates, the unlocking bead is positioned between the unlocking wheel and the lock tongue, and the unlocking bead abuts against the unlocking wheel and the lock tongue.
As a further improvement of the NFC unlocking mechanism, the NFC unlocking mechanism comprises an unlocking motor and an NFC unlocking gear, and the NFC unlocking gear is installed on an output shaft of the unlocking motor and meshed with an unlocking transmission gear of the unlocking transmission mechanism.
As a further improvement of the utility model, the mechanical unlocking mechanism comprises a lock cylinder and a mechanical unlocking gear, and the mechanical unlocking gear is arranged on the lock cylinder and is meshed with an unlocking transmission gear of the unlocking transmission mechanism.
As a further improvement of the present invention, the unlocking actuator is connected to the mechanical unlocking mechanism in the absence of an NFC signal.
As a further improvement of the present invention, the unlocking transmission mechanism is connected to the NFC unlocking mechanism under the drive of the unlocking selection mechanism when receiving an NFC signal.
As a further improvement of the utility model, after the unlocking is finished by adopting the NFC mode, the unlocking transmission mechanism is reset to be connected with the mechanical unlocking mechanism under the driving of the unlocking selection mechanism.
Description of the drawings
Fig. 1 is a left side view of an NFC lock with a mechanical lock cylinder provided in an embodiment of the present invention.
FIG. 2 is a cross-sectional view of the latch of FIG. 1 taken along line A-A.
Fig. 3 is a cross-sectional view of fig. 1 taken along line a-a to an unlocked state of the lock.
Fig. 4 is a partially enlarged view of a portion B in fig. 3.
(specific embodiments) in all cases
The following description of the embodiments of the present invention will be further described with reference to the accompanying drawings, wherein for the purpose of facilitating explanation, the upper, lower, left, right, front, rear, etc. orientations may be defined in the application, and the definitions are intended to facilitate clear description of the relative positions of the structures, and are not intended to limit the actual orientations of the products during the manufacturing, use, sale, etc. The following further describes embodiments of the present invention with reference to the accompanying drawings:
referring to fig. 1 to 4, in the present embodiment, an NFC lock with a mechanical lock cylinder is provided, and in the present embodiment, the lock is a padlock and includes a lock body 1, a lock beam 2, an NFC device 3, an NFC unlocking mechanism, a mechanical unlocking mechanism, an unlocking transmission mechanism, an unlocking selection mechanism, a lock tongue 8, a lock tongue spring, and an unlocking spring 9.
An antenna window is formed in the side wall of the lock body 1, and the NFC device 3 is embedded in the antenna window in the lock body. The NFC device 3 comprises an antenna and a circuit board, the antenna is arranged at the antenna window and used for receiving NFC signals, the circuit board on the one hand decodes and authenticates the received NFC signals, and on the other hand, the circuit board is used for obtaining electric energy so as to provide a working power supply for the NFC unlocking mechanism and the unlocking selection mechanism.
The NFC unlocking mechanism comprises an unlocking motor 41 and an NFC unlocking gear 42 and is installed inside the lock body 1, and the NFC unlocking gear 42 is installed on an output shaft of the unlocking motor 41. The mechanical unlocking mechanism comprises a lock cylinder 51 and a mechanical unlocking gear 52, and is installed inside the lock body 1, and the mechanical unlocking gear 52 is installed on the lock cylinder 51. The axes of the NFC unlocking gear 42 and the mechanical unlocking gear 52 are parallel.
The unlocking transmission mechanism comprises an unlocking wheel 61, an unlocking transmission gear 62 and an unlocking ball 63, in the embodiment, the number of the unlocking balls 63 is two, the unlocking wheel 61 is a cam and is provided with two symmetrical convex parts and concave parts, the unlocking wheel 61 and the unlocking transmission gear 62 are coaxially connected and synchronously rotate, and the unlocking ball 63 is positioned between the unlocking wheel 61 and the lock tongue 8 and abuts against the unlocking wheel 61 and the lock tongue 8. The unlocking selection mechanism comprises a selection motor 71, a lead screw 72, a lead screw nut 73 and a bearing 74, and is installed in the lock body 1, and the axes of the selection motor 71, the lead screw 72, the lead screw nut 73 and the bearing 74 are collinear and parallel to the axes of the NFC unlocking gear 42 and the mechanical unlocking gear 52. The lead screw 72 is mounted on the output shaft of the selection motor 71, and the lead screw nut 73 is provided with a limiting device for limiting the lead screw nut 73 from rotating relative to the lock body 1 and moving up and down in the lock body 1 under the rotation of the lead screw 71. The screw 72 passes through the central holes of the unlocking wheel 61 and the unlocking transmission gear 62 to be connected with the screw nut 73, the screw 72 is not in contact with the unlocking wheel 61 and the unlocking transmission gear 62, the unlocking transmission gear 62 is mounted on the screw nut 73 through a bearing 74, and the unlocking wheel 61 and the unlocking transmission gear 62 can rotate relative to the screw nut 73.
The lock beam 2 is U-shaped and is arranged on the lock body 1, and two ends of the lock beam 2 extend into the lock body during locking. One or both ends of the shackle 2 are provided with locking grooves 21, and in this embodiment, both ends of the shackle 2 are provided with locking grooves 21. An unlocking spring 9 is arranged below one end of the lock beam 2, when the lock is locked, one end of the unlocking spring 9 abuts against the lock body 1, the other end of the unlocking spring 9 abuts against the end part of the lock beam 2, and at the moment, the unlocking spring 9 is in a compression state. The lock comprises a lock body 1, a lock tongue 8 and a lock tongue spring, wherein the lock tongue 8 and the lock tongue spring are two and are arranged in the lock body 1, one end of the lock tongue spring abuts against the lock body 1, and the other end of the lock tongue spring abuts against the lock tongue 8. When the lock is closed, one end of the bolt 8 extends into the locking groove 21 on the lock beam 2 to limit the two ends of the lock beam 2 not to be separated from the lock body 1, and the other end of the bolt 8 abuts against the unlocking bead 63 of the unlocking transmission mechanism.
NFC release mechanism, mechanical release mechanism, unblock drive mechanism and unblock selection mechanism install in the lock, unblock selection mechanism's selection motor 71 is fixed in the lock, lead screw 72 rotates under the drive of selection motor 71, owing to be provided with stop device on the screw-nut 73, it is relative lock body 1 does not take place to rotate, can be in the rotation of lead screw 72 down reciprocate in the lock body 1, unblock drive mechanism installs on the screw-nut 73, follow screw-nut 73 reciprocates. One end of the lock hole of the lock cylinder 51 of the mechanical unlocking mechanism is exposed out of the lock body 1. The NFC unlocking gear 42 of the NFC unlocking mechanism and the mechanical unlocking gear 52 of the mechanical unlocking mechanism may be respectively engaged with the unlocking transmission gear 62 of the unlocking transmission mechanism. The NFC unlocking mechanism and the unlocking selection mechanism are respectively and electrically connected with the NFC device 3, and when an NFC signal is not received, the unlocking transmission gear 62 of the unlocking transmission mechanism is meshed with the mechanical unlocking gear 52 of the mechanical unlocking mechanism.
When the lockset is locked, the two ends of the lock beam 2 enter the lock body 1, the two convex parts of the unlocking wheel 61 of the unlocking transmission mechanism are respectively contacted with the unlocking balls 63, the unlocking balls 63 support against the lock tongue 8 to enter the locking groove 21 on the lock beam 2, at the moment, the two ends of the lock beam 2 can not be separated from the lock body 1, and the lockset is locked. At this time, the lock is in a mechanical unlocking mode, and the unlocking transmission gear 62 of the unlocking transmission mechanism is meshed with the mechanical unlocking gear 52 of the mechanical unlocking mechanism (when the NFC signal is not received, the unlocking transmission gear 62 is meshed with the mechanical unlocking gear 52).
When the mechanical unlocking mode is used for unlocking the lockset, a mechanical key is inserted into a lock hole of a lock cylinder 51 of the mechanical unlocking mechanism, when the key can be matched with the lock cylinder 51, the lock cylinder 51 can be rotated, the lock cylinder 51 rotates to drive the mechanical unlocking gear 52 to rotate and is transmitted to the unlocking wheel 61 through the unlocking transmission gear 62, the unlocking wheel 61 rotates to enable the convex part to be in contact with the unlocking ball 63 to be changed into a concave part to be in contact with the unlocking ball 63, the bolt 8 leaves the locking groove 21 on the lock beam 2 due to the spring force of the bolt spring, one end or two ends of the lock beam 2 are ejected out of the lock body 1 due to the spring force of the unlocking spring 9 below, and the lockset is unlocked at the moment.
When the lock is unlocked in the NFC unlocking mode, the NFC equipment is close to the NFC device 3 on the lock, and after the NFC device 3 receives the NFC signal, signal processing and authentication are carried out. After authentication and permission, the selection motor 71 is charged, the selection motor 71 works to switch the unlocking transmission mechanism arranged on the screw nut 73 to the NFC unlocking mode, and the unlocking transmission gear 62 of the unlocking transmission mechanism is meshed with the NFC unlocking gear 42 of the NFC unlocking mechanism. The unlocking motor 41 drives the NFC unlocking gear 42 to rotate and transmits the NFC unlocking gear to the unlocking wheel 61 through the unlocking transmission gear 62, the unlocking wheel 61 rotates to enable the convex part to be in contact with the unlocking ball 63 to be changed into the concave part to be in contact with the unlocking ball 63, the bolt 8 leaves the locking groove 21 on the lock beam 2 under the spring force action of the bolt spring, one end or two ends of the lock beam 2 are ejected out of the lock body 1 under the spring force action of the unlocking spring 9 below the lock beam 2, and the lock is unlocked at the moment. After the lock is unlocked, the selection motor 71 works to reset the unlocking transmission mechanism.
The unlocking selection mechanism can be used for unlocking the lock by selecting one mode from two unlocking modes of mechanical unlocking and NFC unlocking by a user, and the unlocking mode is always kept to be the mechanical unlocking mode when the user does not select the NFC mode for unlocking, so that the problem that the lock cannot be opened due to faults of certain parts of the NFC device, the NFC unlocking mechanism and the unlocking selection mechanism is avoided. Adopt the unblock selection mechanism also to make when using a mode to carry out the unblock, need not link another release mechanism, reduce the unblock load, improved the tool to lock life-span.
The above embodiments are merely for full disclosure and not for limitation, and any replacement of equivalent technical features, which can be obtained without inventive work based on the gist of the present invention, should be construed as the scope of the present disclosure.
Claims (10)
1. An NFC lockset with a mechanical lock cylinder comprises a lock body, an NFC device, an NFC unlocking mechanism, a lock tongue and an unlocking transmission mechanism, wherein the NFC device, the NFC unlocking mechanism, the lock tongue and the unlocking transmission mechanism are installed on the lock body, and the NFC device is electrically connected with the NFC unlocking mechanism; the method is characterized in that: still include mechanical unlocking mechanism and unblock selection mechanism, mechanical unlocking structure and unblock selection mechanism install on the lock body, unblock selection mechanism with the NFC device electricity is connected, unblock selection mechanism drive unblock drive mechanism with NFC unlocking mechanism or mechanical unlocking structure connect the cooperation, unblock drive mechanism is in the drive of NFC unlocking mechanism or mechanical unlocking structure pushes the spring bolt unblock.
2. The NFC lockset with mechanical lock cylinder of claim 1, wherein: the unlocking selection mechanism comprises a selection motor and a selection transmission mechanism, the selection motor is connected with the selection transmission mechanism, and the unlocking transmission mechanism is installed on the selection transmission mechanism.
3. The NFC lockset with mechanical cylinder of claim 2, wherein: the selective transmission mechanism comprises a screw rod and a screw nut, the screw rod is arranged on an output shaft of the selective motor, the screw nut can move along the axis direction of the screw rod relative to the lock body and does not rotate, the unlocking transmission mechanism is arranged on the screw nut and does not contact with the screw rod, and the unlocking transmission mechanism can rotate around the axis of the screw rod.
4. The NFC lockset with mechanical cylinder of claim 3, wherein: the selective transmission mechanism further comprises a bearing, and the unlocking transmission mechanism is mounted on the lead screw nut through the bearing.
5. The NFC lockset with mechanical lock cylinder of claim 1, wherein: the unlocking transmission mechanism comprises an unlocking wheel, an unlocking transmission gear and an unlocking bead, the unlocking wheel is a cam and is coaxially connected with the unlocking transmission gear and synchronously rotates, the unlocking bead is positioned between the unlocking wheel and the lock tongue, and the unlocking bead abuts against the unlocking wheel and the lock tongue.
6. The NFC lockset with mechanical cylinder of claim 5, wherein: the NFC unlocking mechanism comprises an unlocking motor and an NFC unlocking gear, wherein the NFC unlocking gear is installed on an output shaft of the unlocking motor and meshed with an unlocking transmission gear of the unlocking transmission mechanism.
7. The NFC lockset with mechanical cylinder of claim 5, wherein: the mechanical unlocking mechanism comprises a lock cylinder and a mechanical unlocking gear, and the mechanical unlocking gear is installed on the lock cylinder and meshed with an unlocking transmission gear of the unlocking transmission mechanism.
8. The NFC lockset with mechanical lock cylinder of claim 1, wherein: and when the NFC signal does not exist, the unlocking transmission mechanism is connected with the mechanical unlocking mechanism.
9. The NFC lockset with mechanical lock cylinder of claim 1, wherein: and when the NFC signal is received, the unlocking transmission mechanism is connected with the NFC unlocking mechanism under the driving of the unlocking selection mechanism.
10. The NFC lockset with mechanical lock cylinder of claim 1, wherein: after the unlocking is finished in the NFC mode, the unlocking transmission mechanism is driven by the unlocking selection mechanism to reset to be connected with the mechanical unlocking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120121308.7U CN215520438U (en) | 2021-01-15 | 2021-01-15 | NFC lockset with mechanical lock cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120121308.7U CN215520438U (en) | 2021-01-15 | 2021-01-15 | NFC lockset with mechanical lock cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215520438U true CN215520438U (en) | 2022-01-14 |
Family
ID=79786963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120121308.7U Active CN215520438U (en) | 2021-01-15 | 2021-01-15 | NFC lockset with mechanical lock cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215520438U (en) |
-
2021
- 2021-01-15 CN CN202120121308.7U patent/CN215520438U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101903607B (en) | Handle device | |
| CN101189403B (en) | Electromechanical lock device | |
| CN106320835B (en) | The electronic lock cylinder that can be dallied | |
| CN108915413B (en) | Cabinet door lock and lock control system | |
| CN206319730U (en) | Intelligent cabinet is locked | |
| CN109098546A (en) | It can the active smart lock of wireless charging and intelligent lock system based on NFC mechanics of communication | |
| CN109441240A (en) | A kind of totally enclosed type intelligent lock remotely controlled based on internet | |
| GB2587864A (en) | An intelligent lock | |
| CN215520438U (en) | NFC lockset with mechanical lock cylinder | |
| CN105574959B (en) | Contactless smart lock core, lock management system and its method of work | |
| CN213980350U (en) | Key with intelligent mechanical double verification lock cylinders | |
| CN110130735A (en) | Lock core conciliates lock key | |
| CN102817509A (en) | Intelligent lock device | |
| CN201062476Y (en) | Theft-proof door | |
| CN218029569U (en) | Electronic handle lock | |
| CN210828677U (en) | Electronic glass door lock | |
| CN110097667A (en) | A kind of control system of intelligence lock core | |
| CN215632271U (en) | NFC (near field communication) commodity anti-theft system without battery | |
| CN105863379B (en) | A kind of smart lock with security hardening measure | |
| CN214532359U (en) | Intelligent Internet of things handle lock | |
| CN201351398Y (en) | RFID-based auto-induction door lock of automobile | |
| CN211081360U (en) | Passive idling electronic lock | |
| CN201212300Y (en) | Electronic lock | |
| CN211081322U (en) | Passive electronic lock cylinder | |
| CN109386184B (en) | An anti-theft lock with remote monitoring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |