CN207776629U - A kind of U-shaped electronic lock - Google Patents

Abstract

This application relates to a U-shaped electronic lock, which includes a U-shaped lock rod, a lock case, and a lock cylinder. The two ends of the lock case are respectively provided with lock ports, and the two ends of the U-shaped lock rod are respectively connected to the lock ports. The lock cylinder is an electronic lock cylinder, one end of the U-shaped lock rod is positioned and buckled in the lock opening on one side, and the other end is locked and connected to the lock opening on the other side. An emergency unlocking device is provided at one end, and the left end of the U-shaped locking rod is fastened in the side lock opening through an electronic lock cylinder. The right side of the lock housing is also provided with an emergency unlocking device, which is connected with the electronic lock cylinder. This application has a Bluetooth chip, a Bluetooth antenna and a smart terminal to connect and control one-key unlocking. The unlocking operation is simple and convenient, and the emergency lock cylinder is used as an antenna, which greatly enhances the Bluetooth communication signal strength and improves connection efficiency; the design incorporates mechanical emergency unlocking The device can be opened with an emergency key in case of an emergency.

Description

A U-shaped electronic lock

technical field

The utility model relates to a lockset, in particular to a U-shaped electronic lock.

Background technique

Locks are widely used in human production and life. With the advancement of science and technology, human beings have higher and higher requirements for locks, and at the same time, the awareness of security is getting stronger and stronger. Although ordinary mechanical locks can serve as a basic means of security, they are useless among high-tech experts and cannot protect safety. With the development of science and technology, although some electronic locks have appeared on the market, there are also various defects in practical applications, such as simple structure and easy damage, short service life, troublesome charging management, single use place, basically only Used indoors, there is no waterproof and dustproof protection, and it cannot be used outdoors and places with harsh environments. Moreover, when the electronic lock fails, there is no mechanical emergency unlocking method. These defects have brought a lot of trouble to the user and hindered the electronic lock. industry development.

Contents of the invention

The purpose of this utility model is to solve the problems in the background technology, to provide a U-shaped electronic lock, which has firm structure, strong safety, long service life, waterproof and dustproof, and can be applied to indoor and outdoor places, high efficiency, intelligence, management convenient.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a U-shaped electronic lock, including a U-shaped lock bar, a lock case, and a lock cylinder. Lock ports are respectively provided at both ends of the lock case, and the U-shaped lock bar The two ends are respectively connected to the lock, the lock cylinder is an electronic lock cylinder, one end of the U-shaped lock rod is positioned and buckled in the lock on one side, and the other end is locked and connected to the lock on the other side, and the electronic lock cylinder is set An emergency unlocking device is provided at one end of the lock housing, and the other end of the lock housing is equipped with an emergency unlocking device. The left end of the U-shaped locking rod is positioned and buckled in the side lock opening through the electronic lock cylinder, and an emergency unlocking device is also provided on the right side of the lock housing. The emergency unlocking device is connected with the electronic lock cylinder.

For an optimization of the utility model, the electronic lock cylinder includes an antenna connecting wire, the emergency unlocking device includes an emergency lock cylinder, and the antenna connecting wire is connected to the emergency lock cylinder.

For an optimization of the utility model, the electronic lock cylinder also includes a connection seat, a locking cam, a motor, a control circuit board, and a battery, and the motor and the battery are electrically connected to the control circuit board respectively, and the locking cam is placed on the left end of the lock. On the right side of the radial direction, the power output end of the motor is connected to the locking cam. There is an eccentrically connected lock on the side of the locking cam facing the left end of the lock. There is a lock groove on the inner side of the left end of the U-shaped lock rod. The locking cam is driven to swing back and forth, and its swing track goes around the lock groove. The motor, control circuit board, and battery are all fixedly connected to the connection seat, and the emergency unlocking device is connected to the connection seat. The control circuit board is integrated with a Bluetooth chip and An antenna interface, the antenna is connected to the antenna interface.

For an optimization of the utility model, a plunger hole is radially opened on the left side of the lock at the left end, and a spherical plunger facing the center of the lock is arranged in the plunger hole. The spherical steel ball is provided with a circular groove on the left side of the left end of the U-shaped lock bar, and the spherical steel ball is arranged opposite to the circular groove.

For an optimization of the present utility model, a waterproof switch is provided on the lower side of the lock opening at the left end in the lock housing, and the waterproof switch is electrically connected to the control circuit board.

For an optimization of the present utility model, the emergency unlocking device also includes a connecting frame and a dialing ring, the connecting frame is arranged on the inner side of the right part of the lock housing, the dialing ring is connected to the right end of the lock housing, and the emergency lock cylinder is nested In the inserting ring, and the rotation output end on the left side of the emergency lock cylinder is fixedly connected to the right end of the connecting frame, the left end of the connecting frame is connected to the connecting seat, and the right end of the U-shaped locking rod is set in a curved structure at an angle of 45 degrees outward, and This end passes through the lock opening on the right side and is buckled into the space on the upper side of the connecting frame.

For an optimization of the present utility model, a wire slot is provided on the lower side of the connecting frame, and the antenna connecting wire is arranged in the wire slot.

For an optimization of the utility model, a battery compartment for accommodating batteries is formed between the connecting frame and the connecting seat, and the positive battery shrapnel and the negative battery shrapnel are respectively arranged on both sides of the battery compartment.

For an optimization of the utility model, a drainage hole is provided on the lock case.

Compared with the background technology, the utility model has the advantages of solving the defects existing in the current electronic lock, using bank-level asymmetric encryption technology, which is not easy to be cracked, and ensures the safety of use; it has good air tightness, waterproof and dustproof, and strong applicability. It can be used indoors or outdoors; battery-powered, no need to charge, long service life, and the battery can be replaced and recycled; connected with a smart terminal through a Bluetooth chip and a Bluetooth antenna to control one-key unlocking, the unlocking operation is simple and convenient , and the emergency lock cylinder is used as an antenna, which greatly enhances the signal strength of Bluetooth communication and improves the connection efficiency; the design adds a mechanical emergency unlocking device, which can be opened with an emergency key when an emergency occurs; the concept of sharing can be added through the design to achieve The effect of one person managing multiple people's operations solves the cumbersome management problem of one person and one key in traditional locks, making management more humane, intelligent and efficient.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the U-shaped electronic lock.

Fig. 2 is a structural schematic diagram of the lock cylinder.

Fig. 3 is a structural schematic diagram of the emergency unlocking device.

Detailed ways

Example:

Refer to Figure 1-3. A U-shaped electronic lock, comprising a U-shaped lock rod 2, a lock case 1, and a lock cylinder. The two ends of the lock case 1 are respectively provided with lock openings 11, and the two ends of the U-shaped lock bar 2 are respectively connected to the lock openings. 11 connection, characterized in that the lock cylinder is an electronic lock cylinder 3, one end of the U-shaped lock rod 2 is positioned and buckled in the lock opening 11 on one side, and the other end is locked and connected to the lock opening 11 on the other side, and the electronic lock cylinder 3 is set at one end of the lock case 1, and the other end of the lock case 1 is provided with an emergency unlocking device 5, and the left end of the U-shaped lock rod 2 is positioned and buckled in the side lock opening 11 through the electronic lock cylinder 3, and the lock case 1 The right side of the door is also provided with an emergency unlocking device 5, and the emergency unlocking device 5 is connected with the electronic lock cylinder 3.

The electronic lock cylinder 3 includes an antenna connection wire, the emergency unlocking device 5 includes an emergency lock cylinder 51 , and the antenna connection wire 54 is connected to the emergency lock cylinder 51 . The emergency lock cylinder 51 is used as a bluetooth antenna, and is connected to the bluetooth antenna connector on the circuit board 34 through the antenna connection line 54 . In this way, it can be connected with the smart terminal of the mobile phone through Bluetooth, and the lock can be opened and closed through the APP of the mobile phone or the smart terminal. At the same time, the person who unlocked, the time of unlocking, and the location of unlocking will be uploaded to the database background for storage through the mobile phone, so that the unlocking records can be viewed later.

The electronic lock cylinder 3 also includes a connection seat 31, a locking cam 32, a motor 33, a control circuit board 34, and a battery 35. The motor 33 and the battery 35 are electrically connected to the control circuit board 34 respectively, and the locking cam 32 is placed on the left end lock On the radial right side of 11, the power output end of the motor 33 is connected with the locking cam 32. The locking cam 32 is provided with an eccentrically connected lock catch 321 towards the left end lock mouth 11 side, and the left end inner side of the U-shaped locking bar 2 is provided with There is a lock slot 21, and the lock catch 321 is driven by the motor 33 to swing the locking cam 32 back and forth, and its swing track goes around the lock slot 21. The motor 33, the control circuit board 34, and the battery 35 are all fixedly connected to the connection seat 31 for emergency unlocking. The device 5 is connected to the connection base 31, and the control circuit board 34 is integrated with a Bluetooth chip and an antenna interface, and the antenna is connected to the antenna interface.

A plunger hole 110 is radially opened on the left side of the lock port 11 at the left end, and a spherical plunger 6 facing the center of the lock port is arranged in the plunger hole 110, and a spherical steel ball 61 that can press and spring inside and outside is provided on the head of the spherical plunger 6 , that is, the inner and outer elastic springs can be used to press the inner and outer balls under the action of elastic force. relative settings.

A waterproof switch 7 is provided on the lower side of the lock opening 11 at the left end of the lock housing 1 , and the waterproof switch 7 is electrically connected with the control circuit board 34 .

The emergency unlocking device 5 also includes a connecting frame 52 and a dial ring 53. The connecting frame 52 is arranged on the inside of the right part of the lock housing 1, and the dial ring 53 is connected to the right end of the lock housing 1. The emergency lock cylinder 51 is nested in the Insert in the ring 53, and the rotation output end on the left side of the emergency lock cylinder 51 is fixedly connected with the right end of the connecting frame 52, the left end of the connecting frame 52 is connected with the connecting seat 31, and the right end of the U-shaped lock bar 2 is arranged to be at an angle of 45 degrees to the outside. It has a curved structure, and the end passes through the right lock opening 11 and buckles into the space on the upper side of the connecting frame 52, thereby improving the stability of locking. The lock core 3 is embedded with the emergency unlocking device 5 and can be rotated in conjunction. When the circuit fails or the battery is exhausted, the mechanical emergency unlocking can be activated to deal with the failure or replace the battery.

A wire groove 521 is disposed on the lower side of the connecting frame 52 , and the antenna connecting wire is arranged in the wire groove 521 .

A battery compartment 8 for accommodating batteries is formed between the connection frame 52 and the connection seat 31. The positive battery springs 81 and the negative battery springs 82 are respectively arranged on both sides of the battery compartment 8. The positive battery springs 81 and the negative battery springs 82 are guided and controlled respectively. The circuit board is electrically connected, and the battery is clamped between the positive battery shrapnel 81 and the negative battery shrapnel 82 .

The lock case 1 is provided with a drainage hole 12 . The lock case 1 is provided with a drainage hole 12 . When moisture enters, it can be discharged in time through the drain hole, and the parts will be damaged after soaking in water for a long time. Therefore, the U-shaped electronic lock described in this application can be used indoors or outdoors.

Locking operation process: first insert the U-shaped lock rod 2 into the lock case 1, insert the right end of the U-shaped lock rod 2 into the lock opening 11 on the right side of the lock case 1, and lock it through the 45-degree bend angle at the right end of the U-shaped lock rod 2 The left side of the U-shaped lock rod 2 is inserted into the left lock port 11 of the lock case 1. The spherical steel ball on the head of the spherical plunger 9 is squeezed by the U-shaped lock rod 2 and compressed inwardly. When the U-shaped lock rod 2 is inserted in place , just align the circular groove 22 on the outside of the left end of the U-shaped lock lever 2 with the spherical plunger 9, and the spherical steel ball on the spherical plunger 9 bounces back to its original position under the action of spring force, and is just buckled into the outside of the left end of the U-shaped lock lever 2. In the circular groove 22, at the same time, the left end of the U-shaped lock bar 2 depresses the waterproof switch 7, so that the switch signal of the waterproof switch 7 changes, and the controller on the control circuit board 34 detects the signal change of the waterproof switch 7, and issues a lock. command, the drive motor 33 rotates, the motor 33 rotates to drive the lock cam 32 to rotate, the lock catch 321 on the lock cam 32 rotates and buckles in the lock groove 21 on the left side of the U-shaped lock bar 2, the motor 33 stops rotating, and the lock action Finish;

The above is the method of automatic locking. This U-shaped Bluetooth lock can also be controlled through the mobile phone APP to control the locking. The condition for directly controlling the unlocking with the mobile phone APP is that the U-shaped locking lever 2 has been inserted into the locking lever hole, and the waterproof switch 7 has been locked. Pressed down, the specific operation method is as follows: open the mobile phone APP, connect and match with this U-shaped Bluetooth lock through Bluetooth, after the connection and matching are successful, issue a locking command through the mobile phone APP, the control circuit board 34 on the U-shaped Bluetooth lock The controller receives the locking command through the antenna 54, executes the locking command, drives the driving motor 33 to rotate, the motor 33 rotates to drive the locking cam 32 to rotate, and the locking cam 32 rotates so that the lock catch 321 is buckled into the inner side of the left end of the U-shaped lock bar 2 In the lock slot 21, the motor 33 stops rotating, and the locking action is completed. The controller on the control circuit board 34 sends back the successful locking information to the mobile APP, and the mobile APP transmits the successful locking information to the database for permanent storage. Including lock time, lock person, lock location, etc.

Unlocking operation process: There are two ways to unlock this U-shaped Bluetooth lock, mainly through the mobile phone APP. In case of emergency, the key can be used for mechanical emergency unlocking. Mobile phone APP unlocking: open the mobile phone APP, and connect and match with the U-shaped Bluetooth lock through Bluetooth. After the connection and matching are successful, issue an unlock command through the mobile phone APP, and the controller on the control circuit board 34 of the U-shaped Bluetooth lock receives it through the antenna 54. When the unlock command is received, the unlock command is executed, the drive motor 33 rotates, the motor 33 rotates to drive the lock cam 32 to rotate, the lock cam 32 rotates to make the lock catch 321 completely break away from the lock groove 21 inside the left end of the U-shaped lock bar 2, and the motor 33 stops rotating , the unlocking action is completed, the controller on the control circuit board 34 sends back the unlocking success information to the mobile phone APP, and the mobile phone APP will obtain the unlocking success information and transmit it to the database for permanent storage, including unlocking time, unlocking person, unlocking location, etc.; mechanical Emergency unlocking: there is a keyhole on the emergency lock cylinder 51, insert the key into the keyhole, and turn the emergency lock cylinder 51, the rotation of the emergency lock cylinder 51 drives the connecting frame 52 to rotate together, and when the connecting frame 52 rotates, it is embedded with the connecting frame 52 The connecting seat 31 of the connecting seat 31 also rotates together, so that the locking cam 32 on the connecting seat 31 also rotates together, so that the lock catch 321 on the locking cam 32 completely leaves the lock groove 21 inside the left end of the U-shaped locking bar 2, and the U-shaped locking bar 2 can be pulled out, and the mechanical emergency unlocking is completed.

Battery replacement operation: take out the screw in the threaded hole on the lower right side of the lock case 1, the emergency unlocking device 4 is no longer fixed to the lock case 1, the emergency unlocking device 4 can be taken out from the lock case 1, and then the lock cylinder 3 is taken out, After the lock core 3, the battery on the lock core 3 is replaced, then the lock core 3 is put back in the lock case 1, and then the emergency unlocking device 5 is packed into the lock case 1, and the connecting frame 52 withstands the lock core 3 for emergency release. The threaded hole on the unlocking device 5 is aligned with the threaded hole on the right side below the lock housing 1, and then the emergency unlocking device 5 is fixed on the lock housing 1 with screws. After installation, the battery replacement operation is completed.

The U-shaped electronic lock is managed through the mobile phone APP. Each lock is equipped with an administrator. The administrator has the highest authority to operate the lock. At the same time, the administrator can share the unlocking authority with other people, realizing one-person management and multi-person operation. model. When U-shaped electronic locks are used in corporate office buildings, it is not necessary for everyone to carry a key. It is only necessary to install a mobile APP on each person's mobile phone, and then the administrator can authorize remotely, and the authorized personnel can connect to unlock the lock, which solves the problem of insufficient keys. , It also improves the security of enterprise locks and improves the management efficiency of enterprise locks.

It should be understood that: although the present embodiment has described the utility model in more detail, these explanations are only a simple description of the utility model, rather than a limitation of the utility model, and any content that does not exceed the essence of the utility model Inventions and creations all fall within the protection scope of the present utility model.

Claims (9)

1. A U-shaped electronic lock, comprising a U-shaped locking bar (2), a lock casing (1), and a lock core, and the two ends of the lock casing (1) are respectively provided with a lock port (11), and the U-shaped locking bar The two ends of (2) are respectively connected with the lock mouth (11), and it is characterized in that the lock cylinder is an electronic lock cylinder (3), and one end of the U-shaped lock bar (2) is positioned and buckled to one side lock mouth ( 11), the other end of which is locked and connected to the other side lock port (11), the electronic lock cylinder (3) is arranged at one end of the lock housing (1), and the other end of the lock housing (1) is provided with an emergency unlocking device (5 ), the left end of the U-shaped lock bar (2) is positioned and buckled in the side lock port (11) through the electronic lock cylinder (3), and the right side of the lock housing (1) is also provided with an emergency unlocking device (5) , the emergency unlocking device (5) is connected with the electronic lock cylinder (3). 2. The U-shaped electronic lock according to claim 1, characterized in that: the electronic lock core (3) comprises an antenna connection line (54), the emergency unlocking device (5) comprises an emergency lock core (51), and the antenna connection line ( 54) be connected with emergency lock cylinder (51). 3. The U-shaped electronic lock according to claim 2, characterized in that: the electronic lock cylinder (3) also includes a connecting seat (31), a locking cam (32), a motor (33), and a control circuit board (34) , battery (35), motor (33), battery (35) are electrically connected with control circuit board (34) respectively, and locking cam (32) is placed in the radial right side of left end lock mouth (11), and motor (33 ) and the locking cam (32) transmission connection, the locking cam (32) is provided with an eccentrically connected lock catch (321) towards the left end lock opening (11), and the left end of the U-shaped locking bar (2) The inner side is provided with a lock groove (21), and the lock catch (321) is driven by the motor (33) to swing the locking cam (32) back and forth, and its swing track goes around the lock groove (21). The motor (33), the control circuit board (34), battery (35) are all fixedly connected with connecting seat (31), and emergency unlocking device (5) is connected with connecting seat (31), and bluetooth chip and antenna interface are integrated on the described control circuit board (34), so The antenna is connected to the antenna interface. 4. The U-shaped electronic lock according to claim 1, characterized in that: a plunger hole (110) is provided radially on the left side of the lock port (11) at the left end, and a plunger hole (110) is provided in the plunger hole (110) facing the lock port. The spherical plunger (6) in the center, the head of the spherical plunger (6) is provided with a spherical steel ball (61) that can press and spring inside and outside, and a circular groove (22) is provided on the left side of the left end of the U-shaped lock bar (2), Spherical steel ball (61) is set opposite to circular groove (22). 5. The U-shaped electronic lock according to claim 1, characterized in that: a waterproof switch (7) is provided on the lower side of the lock opening (11) at the left end of the lock housing (1), and the waterproof switch (7) is connected to the control circuit board ( 34) Electrical connection. 6. The U-shaped electronic lock according to claim 2, characterized in that: the emergency unlocking device (5) also includes a connecting frame (52), a dial ring (53), and the connecting frame (52) is arranged on the lock housing (1) On the inner side of the right part, the inserting ring (53) is connected to the right end of the lock housing (1), the emergency lock cylinder (51) is nested in the inserting ring (53), and the emergency lock cylinder (51) is left The rotary output end on the side is fixedly connected to the right end of the connecting frame (52), the left end of the connecting frame (52) is connected to the connecting seat (31), and the right end of the U-shaped locking bar (2) is set to a curved structure at an angle of 45 degrees to the outside. And the end passes through the right lock (11) and buckles into the space on the upper side of the connecting frame (52). 7. The U-shaped electronic lock according to claim 6, characterized in that: a wire groove (521) is provided on the lower side of the connecting frame (52), and the antenna connection wire is arranged in the wire groove (521). 8. The U-shaped electronic lock according to claim 6, characterized in that: a battery compartment (8) for accommodating batteries is formed between the connecting frame (52) and the connecting seat (31), and the two sides of the battery compartment (8) The positive battery shrapnel (81) and the negative battery shrapnel (82) are arranged respectively. 9. The U-shaped electronic lock according to claim 1, characterized in that: the lock case (1) is provided with a drainage hole (12).