CN212478860U

CN212478860U - Passive NFC prevents mistake padlock

Info

Publication number: CN212478860U
Application number: CN202020885522.5U
Authority: CN
Inventors: 王靖晖; 黄梦; 马博; 谢小渭; 张斌
Original assignee: Changyuan Contron Power Security Technology Co Ltd
Current assignee: Changyuan Contron Power Security Technology Co Ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-05
Anticipated expiration: 2030-05-22

Abstract

The utility model is suitable for the tool to lock field discloses a passive NFC prevents mistake padlock, including the lock body that has the lockhole, connect in the latch hook of lock body and set up the spring bolt in the lock body, the latch hook is provided with the spring bolt cooperation groove that is used for supplying the spring bolt to insert in order to lock the latch hook, passive NFC prevents mistake padlock still include can drive the spring bolt insert or withdraw from mechanical unlocking subassembly and electronic unlocking subassembly of spring bolt cooperation groove respectively; the mechanical unlocking assembly comprises a first lock knob which is connected with the lock tongue and used for matching with a key and stirring the lock tongue, and the first lock knob is arranged in the lock hole; the electronic unlocking assembly comprises a second lock knob connected with the lock tongue, a driving piece used for driving the second lock knob, an energy storage unit used for providing power for the driving piece, and an NFC module connected with the energy storage unit and capable of supplying power to the energy storage unit. The utility model provides a passive NFC prevents mistake padlock, it can use original computer key to unblock, also can use the equipment that has the NFC function to unblock.

Description

Passive NFC prevents mistake padlock

Technical Field

The utility model belongs to the tool to lock field especially relates to a passive NFC prevents mistake padlock.

Background

Electronic padlocks are commonly used for power equipment in the power field, and generally, when unlocking, an operator needs to hold a special computer key (electronic key) to unlock the electronic padlocks. However, in practice, the situation that an operator forgets or carries a wrong computer key often occurs, and at this time, the operator needs to return to take the computer key again to unlock the lock, which wastes time and affects working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of above-mentioned technical problem at least, provide a passive NFC prevents mistake padlock, it still possesses NFC unblock function under the prerequisite that has former function of unblanking.

The technical scheme of the utility model is that: a passive NFC anti-misoperation padlock comprises a lock body with a lock hole, a lock hook connected to the lock body and a lock tongue arranged in the lock body, wherein the lock hook is provided with a lock tongue matching groove for the lock tongue to be inserted into so as to lock the lock hook, and the passive NFC anti-misoperation padlock also comprises a mechanical unlocking assembly and an electronic unlocking assembly which can respectively drive the lock tongue to be inserted into or withdrawn from the lock tongue matching groove;

the mechanical unlocking assembly comprises a first lock knob which is connected with the lock tongue and used for matching with a key and shifting the lock tongue, and the first lock knob is arranged in the lock hole;

the electronic unlocking assembly comprises a second lock knob connected with the lock tongue, a driving piece used for driving the second lock knob, an energy storage unit used for providing electric power for the driving piece, and an NFC module connected with the energy storage unit and capable of supplying power to the energy storage unit.

Optionally, the NFC module includes a control circuit module and an NFC antenna, the NFC antenna is electrically connected to the control circuit module and the energy storage unit, and the driving member is connected to the control circuit module.

Optionally, the NFC module further includes an NFC housing disposed on an outer peripheral side of the lock body, and the NFC antenna is disposed in the NFC housing.

Optionally, a detection component for detecting whether the latch hook is unlocked is arranged in the lock body, and the detection component is electrically connected to the NFC module; one end of the lock hook is a hinged end hinged to the lock body and capable of moving axially, and the detection part comprises a travel switch close to the hinged end and triggered by the hinged end when moving axially.

Optionally, the driving piece and the energy storage unit are arranged adjacently, the driving piece and the first lock knob are arranged adjacently, the lock tongue is located above the driving piece, the energy storage unit and the first lock knob, and an electronic tag is arranged below the driving piece and the energy storage unit.

Optionally, the lock body is provided with a dust cover for shielding the lock hole, and the dust cover is located below the electronic tag.

Optionally, the energy storage unit is a capacitor.

Optionally, the locking bolt is connected with a locking bolt spring for resetting the locking bolt.

Optionally, the lock tongue is provided with a first lock groove for the first lock knob to extend into and a second lock groove for the second lock knob to extend into, and the first lock groove and the second lock groove are arranged at intervals along the axial direction of the lock tongue; the front end of spring bolt is for inserting the end that inserts of spring bolt cooperation groove, first lock groove be close to insert the end one side with first unblock clearance has between the lock is turned round, the second lock groove be close to insert the end one side with second unblock clearance has between the second lock is turned round, first unblock clearance with second unblock clearance all is not less than insert the end insert the length of spring bolt cooperation groove.

Optionally, one end of the first lock knob is inserted into the first lock groove and abuts against a first lock tongue mating end of the side wall of the first lock groove when rotating, one end of the second lock knob is inserted into the second lock groove and abuts against a second lock tongue mating end of the side wall of the second lock groove when rotating, and the first lock tongue mating end and the second lock tongue mating end are semi-cylindrical or rectangular.

The utility model provides a passive NFC prevents mistake padlock, on the one hand, this passive NFC prevents mistake padlock can use conventional key and first lock to turn round the cooperation and realize the unblock, and on the other hand also can use NFC equipment to pass through the NFC module to the energy storage unit power supply to provide electric power for the driving piece by the energy storage unit, make driving piece drive second lock turn round the realization unblock. Even if an operator forgets to take the key, the passive NFC anti-misoperation padlock can be unlocked by using the portable equipment with the NFC function without returning to take the key, so that the time can be effectively saved, and the working efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a passive NFC error-prevention padlock according to an embodiment of the present invention;

fig. 2 is a side view of a passive NFC error-prevention padlock provided by an embodiment of the present invention;

3 FIG. 33 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 section 3 A 3- 3 A 3 in 3 FIG. 32 3; 3

Fig. 4 is a schematic perspective view of a passive NFC error-prevention padlock (without a lock body) provided in an embodiment of the present invention;

fig. 5 is a front view of a passive NFC error-proof padlock (without a lock body) provided by an embodiment of the present invention.

In the figure:

1. a lock body; 11. a lock hole; 12. a dust cover; 13. an electronic tag; 14. a limiting groove;

2. a latch hook; 21. a hinged end; 22. a movable end; 23. the lock tongue is matched with the groove; 24. a latch hook spring; 25. a travel switch;

3. a latch bolt; 31. a first locking groove; 310. a first unlocking gap; 32. a second locking groove; 320. a second unlocking gap; 33. an insertion end; 34. a latch bolt spring;

4. a first lock knob; 41. a first latch tab mating end; 42. a key mating end;

51. a second lock knob; 511. a second bolt mating end; 52. a drive member; 53. an energy storage unit; 54. an NFC housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed or connected, or indirectly disposed or connected through intervening elements or intervening structures.

In addition, in the embodiments of the present invention, if there are terms of orientation or positional relationship indicated by "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., it is based on the orientation or positional relationship shown in the drawings or the conventional placement state or use state, and it is only for convenience of description and simplification of the description, but does not indicate or imply that the structures, features, devices or elements referred to must have a specific orientation or positional relationship, nor must be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and various combinations of features/embodiments are not separately described in order to avoid unnecessary repetition in the present disclosure.

As shown in fig. 1 to fig. 3, a passive NFC error-prevention padlock (hereinafter referred to as a padlock) provided by an embodiment of the present invention includes a lock body 1 having a lock hole 11, a lock hook 2 connected to the lock body 1, a lock tongue 3 disposed in the lock body 1, a mechanical unlocking assembly, and an electronic unlocking assembly; referring to fig. 3, the shackle 2 is provided with a bolt mating groove 23, the bolt 3 can slide in the lock body 1, one end of the bolt 3 is an insertion end 33 which can be inserted into the bolt mating groove 23, the insertion end 33 can lock the shackle 2 (i.e. locking of the padlock) after being inserted into the bolt mating groove 23, so as to limit the movement of the shackle 2, otherwise, the locking of the shackle 2 is released (i.e. unlocking of the padlock); the insertion end 33 of the bolt 3 can exit the bolt matching groove 23 under the driving of a mechanical unlocking assembly or an electronic unlocking assembly so as to realize the unlocking of the padlock; the mechanical unlocking assembly comprises a first lock knob 4, the first lock knob 4 is arranged in the lock hole 11, one end of the first lock knob 4 is a first lock tongue matching end 41 connected with the lock tongue 3, the other end of the first lock knob 4 is a key matching end 42 matched with a key, the key can rotate the first lock knob 4 through the key matching end 42, the lock tongue 3 is shifted through the first lock tongue matching end 41, the insertion end 33 of the lock tongue 3 is made to exit from the lock tongue matching groove 23, and the mechanical unlocking of the padlock is realized; the electronic unlocking assembly comprises a second lock knob 51 connected with the lock tongue 3, a driving member 52 for driving the second lock knob 51, an energy storage unit 53 for providing power for the driving member 52, and an NFC module (not shown in the figure) connected with the energy storage unit 53, wherein the NFC module can sense the padlock through a mobile device with an NFC function (such as a smart phone, a smart watch, etc.) in close contact, the NFC module in the padlock can charge the energy storage unit 53 while sensing a corresponding signal, the driving member 52 can drive the lock tongue 51 to toggle the driving member 52 by providing power for the driving member 52 by the energy storage unit 53 under the control of the NFC module, so that the insertion end 33 of the lock tongue 3 exits from the lock tongue mating groove 23, thereby realizing electronic unlocking of the padlock, and the mobile device with the NFC function can establish communication with the padlock through the NFC module, after the unlocking is completed, the padlock can feed back the information of unlocking to the mobile equipment with the NFC function. The passive NFC prevents mistake padlock that this embodiment provided, on the one hand can use traditional key (computer key) to carry out mechanical unlocking to the padlock, on the other hand, can also be under the condition of forgetting the key or taking wrong key, the mobile device that has the NFC function of using hand-carrying (like smart mobile phone, smart watch etc.) carries out the electron unblock, the time of operating personnel returning the key of taking has been saved, work efficiency is effectively improved, and mechanical unlocking subassembly and electron unlocking subassembly are independent relatively in this embodiment, two sets of unlocking subassemblies do not disturb each other, can use arbitrary unlocking means to unblock according to actual conditions.

Specifically, as shown in fig. 5, as a first possible implementation manner of the lock tongue 3 of the present embodiment, the lock tongue 3 is provided with a first lock groove 31 for the first lock knob 4 to extend into and a second lock groove 32 for the second lock knob 51 to extend into, and the first lock groove 31 and the second lock groove 32 are provided at intervals in the axial direction of the lock tongue 3; the first locking groove 31 has a first unlocking gap 310 between one side close to the insertion end 33 and the first lock knob 4, the second locking groove 32 has a second unlocking gap 320 between one side close to the insertion end 33 and the second lock knob 51, the first unlocking gap 310 and the second unlocking gap 320 are not smaller than the length of the insertion end 33 inserted into the bolt mating groove 23, and the lengths of the first unlocking gap 310 and the second unlocking gap 320 may be the same or different. In this embodiment, the first lock knob 4 is inserted into the first lock groove 31 and abuts against a side wall (a side far from the insertion end 33) of the first lock groove 31, the second lock knob 51 is inserted into the second lock groove 32 and abuts against a side wall (a side far from the insertion end 33) of the second lock groove 32, when a key is used for unlocking, the key is inserted into the lock hole 11 and rotates, the first lock knob 4 rotates along with the key and acts on the side wall (i.e. a side far from the insertion end 33) of the first lock groove 31, the side wall pushes the lock tongue 3 to move in the unlocking direction under the action of the first lock knob 4 (in this embodiment, the unlocking direction is rightward in an example of fig. 3 and 5), when the lock tongue 3 moves in the unlocking direction, the lengths of the first unlocking gap 310 and the second unlocking gap 320 are continuously reduced until the insertion end 33 of the lock tongue 3 exits from the lock tongue mating groove 23, and at this time, the; when the mobile device with the NFC function is used for unlocking (for convenience of description, the mobile device with the NFC function in this embodiment is a mobile phone with the NFC function, but is not limited to the mobile phone in practical application, and may also be a terminal such as a smart watch, a smart bracelet, or a tablet computer with the NFC function) that brings the mobile phone close to the padlock, and an unlocking instruction is issued to the padlock through the matching NFC function, at this time, the driving member 52 may drive the second knob 51 to rotate, the second knob 51 rotates and acts on the side wall of the second lock slot 32 (i.e., the side far from the insertion end 33), and the side wall may push the lock tongue 3 to move toward the unlocking direction under the action of the second knob 51, and when the lock tongue 3 moves toward the unlocking direction, the lengths of the first unlocking gap 310 and the second unlocking gap 320 are reduced continuously until the insertion end 33 of the lock tongue 3 exits from the lock tongue slot.

In specific application, as a second possible implementation manner of the lock tongue 3 of this embodiment, the lock tongue 3 is provided with a first push plate abutting against the first lock knob 4 and a second push plate abutting against the second lock knob 51, the first push plate and the second push plate are arranged at an interval along the axial direction of the lock tongue 3, the first push plate and the second push plate can be arranged in parallel, when the first lock knob 4 or the second lock knob 51 rotates, the first lock knob 4 or the second lock knob 51 can act on the first push plate or the second push plate respectively, and the first push plate or the second push plate can push the lock tongue 3 to move towards the unlocking direction until the insertion end 33 of the lock tongue 3 exits from the lock fitting groove, thereby completing the unlocking operation.

Specifically, as shown in fig. 4 and 5, one end of the first knob 4 is a first bolt mating end 41, the first bolt mating end 41 is inserted into the first lock groove 31, and the end can abut against and act on a side wall (a side far from the insertion end 33 of the bolt 3) of the first lock groove 31 when rotating, one end of the second knob 51 is a second bolt mating end 511, the second bolt mating end 511 is inserted into the second lock groove 32, and the end can abut against and act on a side wall (a side far from the insertion end 33) of the second lock groove 32 when rotating, and the first bolt mating end 41 and the second bolt mating end 511 are in a cam shape, a semi-cylindrical shape, or a rectangular shape. In this embodiment, the main body of the first lock knob 4 may be substantially cylindrical, and the first lock tongue mating end 41 is a semi-cylinder integrally formed with the first lock knob 4; the main body of the second lock knob 51 may also be cylindrical, the second bolt mating end 511 may be a semi-cylinder integrally formed on the second lock knob 51, and the first bolt mating end 41 and the second bolt mating end 511 may respectively abut against the side walls of the first lock groove 31 and the second lock groove 32 (i.e., the side far from the insertion end 33) in the locked state, and act on the side walls of the first lock groove 31 and the second lock groove 32 (i.e., the side far from the insertion end 33) when rotating, so as to push the bolt 3 to move toward the unlocking direction. Of course, in a specific application, the first bolt mating end 41 and the second bolt mating end 511 may not contact with the first lock groove 31 or the second lock groove 32 in a locked state, and only the first bolt mating end 41 and the second bolt mating end 511 need to be able to abut against and act on a side wall (i.e., a side far away from the insertion end 33) of the first lock groove 31 or the second lock groove 32 when rotating, and the first bolt mating end 41 and the second bolt mating end 511 push the bolt 3 to move a distance enough to make the insertion end 33 exit from the bolt mating groove 23 after rotating to a certain position. Since the passive padlock itself does not have a power source, the energy storage unit 53 of the padlock needs to be powered by a related unlocking device (such as a mobile phone in this embodiment), and the energy storage unit 53 is a capacitor in this embodiment, and may be another energy storage unit in other embodiments.

Specifically, the latch tongue 3 is connected with a latch tongue spring 34 for resetting the latch tongue 3, as shown in fig. 3, as a first possible implementation manner of the latch tongue spring 34 of this embodiment, the latch tongue spring 34 may be sleeved on an outer peripheral side of the latch tongue 3, and the latch tongue spring 34 may be disposed between the insertion end 33 and the second locking groove 32, one end of the latch tongue spring 34 close to the insertion end 33 is connected to the latch tongue 3, the other end of the latch tongue spring 34 (i.e., the end far from the insertion end 33) is connected to the lock body 1, and the latch tongue spring 34 may be always in a compressed state, so that the latch tongue 3 always receives an elastic force toward. Thus, when the first knob 4 or the second knob 51 withdraws the insertion end 33 of the bolt 3 from the bolt-engaging groove 23, the shackle 2 moves upward to unlock the padlock, then, the first lock knob 4 or the second lock knob 51 can be reset, and at this time, although the side wall (i.e. the side far from the insertion end 33) of the first lock groove 31 or the second lock groove 32 of the lock tongue 3 loses support, but because the inserting end 33 of the bolt 3 is pressed against the latch hook 2, the state of the bolt 3 will remain unchanged, and, upon latching, shackle 2 moves downwardly, when bolt mating slot 23 moves into alignment with insertion end 33 of bolt 3, under the action of bolt spring 34, bolt 3 will move towards the locking direction until insertion end 33 of bolt 3 is inserted into bolt mating groove 23, or until the side wall (i.e., the side away from the insertion end 33) of the first lock groove 31 or the second lock groove 32 abuts against the first latch bolt mating end 41 or the second latch bolt mating end 511 again.

In a specific application, as a second possible implementation manner of the latch spring 34 of this embodiment, the latch spring 34 may also be disposed at the other end (the end opposite to the insertion end 33) of the latch bolt 3, one end of the latch spring 34 is connected to the lock body 1, the other end of the latch spring 34 is connected to the latch bolt 3, and the latch spring 34 may also be in a compressed state all the time.

Specifically, as shown in fig. 3, one end (long end) of the locking hook 2 is a hinged end 21 hinged to the lock body 1, the other end (short end) of the locking hook 2 is a movable end 22, the movable end 22 can rotate around the hinged end 21, the hinged end 21 of the locking hook 2 is hinged to one side of the lock body 1, and the other side of the lock body 1 is provided with a limiting groove 14 for the movable end 22 of the locking hook 2 to extend into. When locked, the movable end 22 of the latch hook 2 can be inserted into the limiting groove 14 to limit the rotation of the movable end 22. A lock hook spring 24 is arranged between the hinged end 21 of the lock hook 2 and the lock body 1, and after the insertion end 33 of the lock tongue 3 exits from the lock tongue fitting groove 23, the lock hook 2 can move upwards under the pushing of the lock hook spring 24, and simultaneously drives the movable end 22 of the lock hook 2 to exit from the limiting groove 14, so that the movable end 22 of the lock hook 2 can rotate around the hinged end 21. In this embodiment, the locking tongue matching groove 23 is disposed at the hinge end 21 of the locking hook 2, and in the specific application, the locking tongue matching groove 23 may also be disposed at the movable end 22 of the locking hook 2.

Specifically, as shown in fig. 5, the insertion end 33 of the locking bolt 3 has a guide portion, which may be beveled or tapered or rounded or chamfered. In this embodiment, the end 33 that inserts of spring bolt 3 can be the semicolumn, and the upside that the semicolumn is close to the one end in spring bolt cooperation groove 23 is the inclined plane form or is toper or fillet or for the chamfer, and the face that this semicolumn and the lower lateral wall of spring bolt cooperation groove 23 offset is the plane, like this under the locking state insert 33 alright in order to restrict latch hook 2 rebound of spring bolt 3. When the lock hook 2 is locked downwards, when the bolt matching groove 23 moves to be aligned with the insertion end 33 of the bolt 3, the insertion end 33 can be inserted into the bolt matching groove 23 more smoothly due to the existence of the guide part, and the locking operation convenience of the padlock can be improved. Of course, in other embodiments, the insertion end 33 of the latch tongue 3 may be rectangular or have other shapes.

Specifically, the NFC module includes a control circuit module and an NFC antenna, the NFC antenna is electrically connected to the control circuit module and the energy storage unit 53, and the driving element 52 and the energy storage unit 53 are both connected to the control circuit module, in this embodiment, the energy storage unit 53 may be a capacitor. When the mobile phone is close to the NFC antenna, the NFC antenna induces the mobile phone and supplies power to the energy storage unit 53 and the control circuit module at the same time, and meanwhile the control circuit module can establish communication connection with the mobile phone through the NFC antenna, so that the mobile phone obtains the identity code of the padlock, and whether the padlock is a padlock to be operated or not is confirmed; after the identity is confirmed, the mobile phone can send an unlocking instruction to the control circuit module, the control circuit module controls the driving piece 52 after receiving the unlocking instruction, the energy storage unit 53 supplies power to the driving piece 52, so that the second lock knob 51 is driven to rotate, when the second lock knob 51 rotates, the second lock tongue mating end 511 can extrude the side wall of the second lock groove 32 to enable the lock tongue 3 to move towards the unlocking direction, so that the insertion end 33 of the lock tongue 3 exits from the lock tongue mating groove 23, and meanwhile, the lock hook 2 can move upwards under the action of the lock hook spring 24 to complete unlocking.

Specifically, as shown in fig. 1, the NFC module further includes an NFC housing 54 disposed on an outer peripheral side of the lock body 1, an NFC antenna (not shown in the figure) is disposed in the NFC housing 54, and the NFC housing 54 may be made of a non-metal material, such as plastic.

Specifically, as shown in fig. 5, a detection component for detecting whether the lock hook 2 is unlocked is further disposed in the lock body 1, and the detection component is electrically connected to the control circuit module (not shown in the figure). When the mobile phone is used for unlocking, communication can be established between the mobile phone and the padlock through the NFC antenna, and after the detection component detects that the locking state of the lock hook 2 is relieved, related signals can be sent to the mobile phone through the NFC antenna to prompt an operator that the padlock is opened.

In the specific application, the mobile phone can synchronize the signal that the padlock has been opened to the server, and after the padlock locks, can get close to the padlock again with the mobile phone, acquire the locking information of padlock, and can synchronize this locking information to the server, so that the backstage staff can judge whether relevant equipment locks through the state of padlock.

Specifically, as shown in fig. 5, as a first possible implementation manner of the detection component of the present embodiment, the detection component includes a travel switch 25 close to the hinged end 21 of the shackle 2, the travel switch 25 may be disposed at a side of the hinged end 21, or may be disposed at the bottom of the hinged end 21, when the hinged end 21 of the shackle 2 moves up and down axially, the travel switch 25 may be triggered, for example, when the padlock is in a locked state, the hinged end 21 of the shackle 2 abuts against or presses against the travel switch 25, at this time, the travel switch 25 is in a connected state, and when the padlock is unlocked, the hinged end 21 of the shackle 2 moves up, the hinged end 21 no longer contacts with the travel switch 25, or releases the travel switch 25, at this time, the travel switch 25 is in a disconnected state. The travel switch 25 feeds back a corresponding signal in the unlocking process to the mobile phone to prompt an operator of the state of the padlock.

In a specific application, as a second possible implementation manner of the detection component of the embodiment, the detection component may also include a travel switch disposed in the limiting groove 14, and when the locking hook 2 is unlocked, due to the action of the locking hook spring 24, both the movable end 22 and the hinged end 21 of the locking hook 2 will move upward, thereby triggering a change of a state of the travel switch.

In specific applications, as a third possible implementation manner of the detection component of this embodiment, the detection component may also include a travel switch disposed at the non-insertion end 33 (the end opposite to the insertion end 33) of the lock tongue 3, and when the first lock knob 4 or the second lock knob 51 drives the lock tongue 3 to move in the unlocking direction, the non-insertion end 33 of the lock tongue 3 may abut against or press the travel switch, resulting in a change of a state of the travel switch.

It will be appreciated that, in practical applications, one or more of the above three possible embodiments of the detection component may be selected, and of course, other suitable arrangements may be adopted, and the travel switch may be replaced by a micro switch or a contact switch.

Specifically, as shown in fig. 5, the driving element 52 and the energy storage unit 53 are adjacently disposed, the driving element 52 and the first lock knob 4 are adjacently disposed, the lock tongue 3 is transversely disposed and located above the driving element 52, the energy storage unit 53 and the first lock knob 4, the first lock knob 4 is disposed on one side away from the insertion end 33, the first lock knob 4, the driving element 52 and the energy storage unit 53 can be sequentially adjacently disposed, and the first lock knob 4, the driving element 52 and the energy storage unit 53 can be longitudinally disposed below the lock tongue 3, the electronic tag 13 is disposed below the driving element 52 and the energy storage unit 53, when the key is inserted into the lock hole 11, the identity information of the padlock can be identified through the electronic tag 13, so as to determine whether the current padlock is a padlock to.

In a specific application, the electronic tag 13 may be a Radio Frequency Identification (RFID), which may be in a sheet shape or a capsule shape and disposed below the driving member 52 and the energy storage unit 53.

Specifically, as shown in fig. 1, the lock body 1 is provided with a dust cover 12 for shielding the lock hole 11, and the dust cover 12 can prevent dust from entering the lock body 1 from the lock hole 11, thereby prolonging the service life of the padlock. In this embodiment, the dust cap 12 is located below the electronic tag 13, and one end of the dust cap 12 can be rotatably connected to the lock body 1, so that the dust cap 12 can be prevented from being lost without affecting the use of the dust cap 12.

The embodiment of the utility model provides a passive NFC prevents mistake padlock, on the one hand, this passive NFC prevents mistake padlock can use conventional key to realize the unblock with the cooperation of first lock knob 4, and on the other hand also can use the mobile device (taking the cell-phone as the example in this embodiment) that has the NFC function to supply power to energy storage unit 53 through the NFC module to by energy storage unit 53 for driving piece 52 provides electric power, turn round 51 realization unblock through control circuit module control driving piece 52 drive second lock. Therefore, even if an operator forgets to take the key, the passive NFC anti-misoperation padlock can be unlocked by using the portable equipment with the NFC function, the key does not need to be returned, the time can be effectively saved, and the working efficiency is improved. In addition, in the embodiment, two unlocking modes of unlocking by using a conventional key and unlocking by using the NFC mobile device are relatively independent and do not interfere with each other, and any one of the unlocking modes can be selected for unlocking according to actual conditions.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. A passive NFC anti-misoperation padlock comprises a lock body with a lock hole, a lock hook connected to the lock body and a lock tongue arranged in the lock body, wherein the lock hook is provided with a lock tongue matching groove for the lock tongue to be inserted into so as to lock the lock hook;

2. The passive NFC error-prevention padlock according to claim 1, wherein the NFC module includes a control circuit module and an NFC antenna, the NFC antenna is electrically connected to the control circuit module and the energy storage unit, and the driving member is connected to the control circuit module.

3. The passive NFC anti-misoperation padlock of claim 2, wherein the NFC module further comprises an NFC housing disposed on an outer peripheral side of the lock body, the NFC antenna being disposed within the NFC housing.

4. The passive NFC error-prevention padlock according to claim 1, wherein a detection component for detecting whether the shackle is unlocked is disposed in the lock body, and the detection component is electrically connected to the NFC module; one end of the lock hook is a hinged end hinged to the lock body and capable of moving axially, and the detection part comprises a travel switch close to the hinged end and triggered by the hinged end when moving axially.

5. The passive NFC error-preventing padlock according to claim 1, wherein the driving member is disposed adjacent to the energy storage unit, the driving member is disposed adjacent to the first locking button, the locking tongue is disposed above the driving member, the energy storage unit and the first locking button, and an electronic tag is disposed below the driving member and the energy storage unit.

6. A passive NFC anti-misoperation padlock according to claim 5, wherein the lock body is provided with a dust cover for shielding the lock hole, and the dust cover is located below the electronic tag.

7. A passive NFC anti-error padlock according to claim 1, wherein the energy storage unit is a capacitor.

8. A passive NFC anti-misoperation padlock as recited in claim 1, wherein a bolt spring is connected to the bolt for resetting the bolt.

9. A passive NFC mis-padlock as claimed in any one of claims 1 to 8, wherein the locking bolt is provided with a first locking groove for the first locking bolt to extend into and a second locking groove for the second locking bolt to extend into, the first and second locking grooves being spaced apart in the axial direction of the locking bolt; the front end of spring bolt is for inserting the end that inserts of spring bolt cooperation groove, first lock groove be close to insert the end one side with first unblock clearance has between the lock is turned round, the second lock groove be close to insert the end one side with second unblock clearance has between the second lock is turned round, first unblock clearance with second unblock clearance all is not less than insert the end insert the length of spring bolt cooperation groove.

10. The passive NFC error-preventing padlock of claim 9, wherein one end of the first knob is a first lock tongue mating end inserted into the first lock groove and abutting against a side wall of the first lock groove when rotating, one end of the second knob is a second lock tongue mating end inserted into the second lock groove and abutting against a side wall of the second lock groove when rotating, and the first lock tongue mating end and the second lock tongue mating end are semi-cylindrical or rectangular.