CN211144083U

CN211144083U - Electronic lock based on bluetooth control

Info

Publication number: CN211144083U
Application number: CN201921754092.7U
Authority: CN
Inventors: 朱睦华
Original assignee: Dongguan Youpin Electronic Manufacturing Co ltd
Current assignee: Dongguan Youpin Electronic Manufacturing Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-07-31
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses an electronic lock based on Bluetooth control, which comprises a lock body, a lock hook, a PCB (printed Circuit Board), a power supply, a driving device, a lock wheel, a lock catch piece and an emergency device; the outer side wall of the wheel body is provided with a driving positioning groove and a concave part; and the wheel body is provided with a plurality of balance grooves which enable the lock wheel to be more stable when rotating; the emergency device is arranged in the lock body and electrically connected with the PCB, and the emergency device is provided with a power supply connecting groove. The lock body is internally provided with the PCB, the power supply, the driving device, the lock wheel and the lock catch, a plurality of parts are matched for use, and the PCB is provided with the Bluetooth module, so that the lock hook is intelligently unlocked; the lock wheel is provided with a balance groove, when the lock wheel rotates, the balance groove can reduce the unbalance degree of the concave part, so that the lock wheel is more stable in rotation; meanwhile, due to the arrangement of the emergency device, when the internal power supply is in a power failure state, the standby battery can be inserted into the emergency power supply connecting groove from the outside to be electrified by contacting the positive electrode and the negative electrode, and emergency unlocking is realized.

Description

Electronic lock based on bluetooth control

Technical Field

The utility model relates to an intelligence lock field technique especially indicates an electronic lock based on bluetooth control.

Background

The intelligent padlock of bluetooth on the existing market can realize that intelligence is unblanked, and intelligent electronic lock is equipped with a depressed part including the lock wheel on the lock wheel, when the depressed part was aimed at the locking trench position, the latch hook can remove, and the padlock is in the unblock state this moment, and the lock wheel passes through drive arrangement drive rotation, but current lock wheel leads to the structure unbalanced because the existence of depressed part to make the transmission unbalanced, and current lock wheel is heavy partially, and is with high costs. And current bluetooth intelligence lock can't unblank under the circumstances that the power does not have the electricity.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides an electronic lock based on bluetooth control, and it has effectively solved current lock wheel because the existence of depressed part leads to the structure unbalanced to make the unbalanced problem of transmission and solved bluetooth intelligence lock under the condition that the power does not have the electricity, the problem of unable unblanking.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electronic lock based on Bluetooth control comprises a lock body, a lock hook, a PCB (printed circuit board), a power supply, a driving device, a lock wheel, a lock catch piece and an emergency device; the lock hook is provided with a locking section and an inserting section, the locking section and the inserting section can be movably inserted into the top of the lock body up and down, and a locking groove is concavely arranged on the locking section; the PCB is arranged in the lock body, and a Bluetooth module is arranged on the PCB; the power supply is arranged in the lock body and is electrically connected with the PCB; the driving device is arranged in the lock body and is electrically connected with the PCB, and an output shaft of the driving device is provided with an eccentric wheel; the lock wheel is arranged in the lock body and positioned beside the eccentric wheel, the lock wheel comprises a wheel body and a rotating shaft which extends outwards from the center of the wheel body, the outer side wall of the wheel body is provided with a driving positioning groove and a concave part, and the driving positioning groove is matched with the eccentric wheel to drive the lock wheel to rotate; and the wheel body is provided with a plurality of balance grooves which enable the lock wheel to be more stable when rotating; the lock catch piece is positioned between the locking section and the lock wheel, and the lock wheel enables the lock catch piece to be clamped in the locking groove under the locking state of the lock hook; when the lock hook is in an open state, the lock catch piece is separated from the locking groove and falls into the concave part; the emergency device is arranged in the lock body and electrically connected with the PCB, and is provided with a power supply connecting groove which is exposed out of the lock body.

As a preferred scheme, the power supply is a button cell, and correspondingly, the power supply connecting groove is an arc-shaped groove.

Preferably, the driving device is a motor.

Preferably, the eccentric wheel comprises a main body and a bolt which are integrally connected, and the output shaft of the motor is inserted into the central position of the main body; the bolt is located at the periphery of the top surface of the main body and is inserted into the drive positioning groove.

As a preferred scheme, the driving positioning groove comprises a U-shaped clamping groove and auxiliary positioning grooves located at two sides of the U-shaped clamping groove, and the two auxiliary positioning grooves are symmetrically arranged at two sides of the U-shaped clamping groove.

As a preferred scheme, the upper surface and the lower surface of the wheel body are both provided with balance grooves, and the balance grooves on the upper surface and the lower surface of the wheel body are arranged in an up-and-down symmetrical manner.

Preferably, the locking member is a ball.

As a preferred scheme, the emergency device comprises an emergency switch, the power supply connection groove is located at the bottom of the emergency switch, a positive contact point and a negative contact point are respectively arranged at two ends of the inner side of the emergency power supply connection groove, and the positive contact point and the negative contact point are respectively connected with a positive pole and a negative pole on the PCB.

As a preferred scheme, a waterproof plug is arranged on the lock body corresponding to the position of the emergency switch.

As a preferred scheme, a first metal sheet, a spring, a second metal sheet and a switch seat are arranged in the lock body; the first metal sheet is abutted against the bottom surface of the locking section; the top of the spring is propped against the bottom surface of the first metal sheet, and the bottom of the spring is propped against the inside of the lock body; the second metal sheet is sleeved on the spring and is arranged on the first metal sheet at intervals from top to bottom; the switch seat is positioned below the second metal sheet and is in contact conduction with the second metal sheet, and the switch seat is electrically connected with the PCB.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

the lock body is internally provided with the PCB, the power supply, the driving device, the lock wheel and the lock catch, a plurality of parts are matched for use, and the PCB is provided with the Bluetooth module, so that the lock hook is intelligently unlocked; the balance groove is formed in the lock wheel, when the lock wheel rotates, the balance groove can reduce the unbalance degree of the concave part, so that the lock wheel is more stable in rotation, the weight of the lock wheel is reduced through the balance groove, and the production cost of the lock wheel is reduced; meanwhile, due to the arrangement of the emergency device, when the internal power supply is in a power failure state, the standby battery can be inserted into the emergency power supply connecting groove from the outside to be electrified by contacting the positive electrode and the negative electrode, and emergency unlocking is realized.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional view of a preferred embodiment of the present invention;

fig. 3 is an exploded view of the preferred embodiment of the present invention;

FIG. 4 is a perspective view of hidden parts of a preferred embodiment of the present invention;

FIG. 5 is a partial assembly view of the preferred embodiment of the present invention;

FIG. 6 is a perspective view of the lock wheel in the preferred embodiment of the present invention;

fig. 7 is a schematic diagram of the emergency device according to the preferred embodiment of the present invention.

The attached drawings indicate the following:

10. lock body 20 and lock hook

21. Locking section 201, locking groove

22. Insertion section 30 and PCB

40. Power supply 50 and drive device

51. Eccentric wheel 511 and main body

512. Bolt

60. Lock wheel 61, wheel body

62. Rotating shaft 601 and U-shaped clamping groove

602. Auxiliary positioning groove 603 and concave part

604. Balance groove 70 and locking fastener

80. Emergency device 81 and emergency switch

801. Power supply connecting groove 82 and waterproof plug

91. First metal sheet 92, spring

93. A second metal sheet 94, a switch base.

Detailed Description

Referring to fig. 1 to 7, the detailed structure of the preferred embodiment of the present invention is shown, which includes a lock body 10, a latch hook 20, a PCB 30, a power source 40, a driving device 50, a lock wheel 60, a locking member 70 and an emergency device 80.

The locking hook 20 has a locking section 21 and an insertion section 22, both the locking section 21 and the insertion section 22 are inserted into the top of the lock body 10 in a vertically movable manner, and the locking section 21 is concavely provided with a locking groove 201. This PCB board 30 sets up in lock body 10, is provided with bluetooth module on the PCB board 30, and bluetooth module is connected with corresponding APP. The power source 40 is disposed in the lock body 10 and electrically connected to the PCB 30, and in the present embodiment, the power source 40 is a button battery.

The driving device 50 is disposed in the lock body 10 and electrically connected to the PCB 30, and an eccentric wheel 51 is disposed on an output shaft of the driving device 50, in this embodiment, the driving device 50 is a motor. The eccentric wheel 51 comprises a main body 511 and a latch 512 which are integrally connected, and an output shaft of the motor is inserted into a central position of the main body 511, so that the eccentric wheel 51 is driven to rotate. The latch 512 is located at a peripheral position of the top surface of the body 511.

The lock wheel 60 is disposed inside the lock body 10 and beside the eccentric wheel 51, the lock wheel 60 includes a wheel body 61 and a rotating shaft 62 extending outward from the center of the wheel body 61, the outer side wall of the wheel body 61 is provided with a driving positioning groove and a recess 603, the driving positioning groove 601 cooperates with the eccentric wheel 51 to drive the lock wheel 60 to rotate, and specifically, the bolt 51 is inserted into the driving positioning groove 601. The driving positioning groove comprises a U-shaped slot 601 and auxiliary positioning grooves 602 located at two sides of the U-shaped slot 601, the two auxiliary positioning grooves 602 are symmetrically arranged at two sides of the U-shaped slot 601, and the output end of the driving device 50 is positioned through the U-shaped slot 601 and the auxiliary positioning grooves 602.

And set up on wheel body 61 and make a plurality of compensating grooves 604 that locking wheel 60 is more stable when rotatory, specifically speaking, the compensating groove 604 has all been seted up on the upper and lower surface of wheel body 61, and the compensating groove 604 that is located wheel body 61 upper and lower surface sets up symmetrically from top to bottom, and when locking wheel 60 was rotatory, compensating groove 604 can alleviate the unbalance degree of depressed part 603 for locking wheel 60 is more stable when rotatory, and compensating groove 604 alleviates the weight of locking wheel 60, reduces the manufacturing cost of locking wheel 60.

The locking member 70 is located between the locking section 21 and the locking wheel 60, and the locking wheel 60 urges the locking member 70 to be locked in the locking groove 201 when the locking hook 20 is in the locking state. In the open state of shackle 20, catch member 70 drops out of locking slot 201 into recess 603. In the present embodiment, the locking member 70 is a ball.

The emergency device 80 is disposed in the lock body 10 and electrically connected to the PCB 30, and the emergency device 80 has a power connection slot 801, and the power connection slot 801 is exposed outside the lock body 10. Specifically, the emergency device 80 includes an emergency switch 81, the power connection groove 801 is located at the bottom of the emergency switch 81, a positive contact and a negative contact are respectively disposed at two ends of the inside of the emergency power connection groove 801, the positive contact and the negative contact are respectively connected to the positive electrode and the negative electrode of the PCB 30, and a waterproof plug 82 is disposed on the lock body 10 corresponding to the position 81 of the emergency switch. When the power supply 40 is not powered on, the power supply can be inserted into the emergency power supply connecting groove 801 to be electrified by contacting the positive electrode and the negative electrode, so that emergency unlocking is realized.

A first metal sheet 91, a spring 92, a second metal sheet 93 and a switch base 94 are arranged in the lock body 10; the first metal sheet 91 abuts against the bottom surface of the locking section 21. The top of the spring 92 abuts against the bottom surface of the first metal sheet 91, and the bottom of the spring 92 abuts against the inside of the lock body 10; the second metal plate 93 is sleeved on the spring 92 and arranged with the first metal 91 at intervals up and down; the switch base 94 is located below the second metal plate 92 and is in contact with the second metal plate 92, and the switch base 94 is electrically connected to the PCB 30.

Detailed description the working principle of the present embodiment is as follows:

the locking principle is as follows: the latch hook 20 is pressed by hand, so that the insertion section 22 is inserted into the lock body 10, the first metal sheet 91 on the bottom surface of the locking section 21 moves downward under the action of pressure to contact and conduct with the second metal sheet 93, the switch base 94 transmits a signal to the PCB 30, the PCB 30 controls the driving device 50 to move, the eccentric wheel 51 on the driving device 50 drives the lock wheel 60 to rotate, the latch member 70 is disengaged from the recess 903 and is clamped into the locking groove 201 for locking, and the latch hook 20 is locked.

The unlocking principle is as follows: be connected through the bluetooth module on corresponding APP and the PCB board 30, use the electronic product to give bluetooth module a signal of unblanking, PCB board 30 receives the signal after, and PCB board 30 control drive arrangement 50 moves, and eccentric wheel 51 on the drive arrangement 50 drives locking wheel 60 and rotates, makes hasp piece 70 break away from locking groove 201 and falls into in depressed part 903 to unblank latch hook 20.

The utility model discloses a design focus lies in: the lock body is internally provided with the PCB, the power supply, the driving device, the lock wheel and the lock catch, a plurality of parts are matched for use, and the PCB is provided with the Bluetooth module, so that the lock hook is intelligently unlocked; the balance groove is formed in the lock wheel, when the lock wheel rotates, the balance groove can reduce the unbalance degree of the concave part, so that the lock wheel is more stable in rotation, the weight of the lock wheel is reduced through the balance groove, and the production cost of the lock wheel is reduced; meanwhile, due to the arrangement of the emergency device, when the internal power supply is in a power failure state, the standby battery can be inserted into the emergency power supply connecting groove from the outside to be electrified by contacting the positive electrode and the negative electrode, and emergency unlocking is realized.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides an electronic lock based on bluetooth control which characterized in that: the lock comprises a lock body, a lock hook, a PCB (printed Circuit Board), a power supply, a driving device, a lock wheel, a lock catch piece and an emergency device; the lock hook is provided with a locking section and an inserting section, the locking section and the inserting section can be movably inserted into the top of the lock body up and down, and a locking groove is concavely arranged on the locking section; the PCB is arranged in the lock body, and a Bluetooth module is arranged on the PCB; the power supply is arranged in the lock body and is electrically connected with the PCB; the driving device is arranged in the lock body and is electrically connected with the PCB, and an output shaft of the driving device is provided with an eccentric wheel; the lock wheel is arranged in the lock body and positioned beside the eccentric wheel, the lock wheel comprises a wheel body and a rotating shaft which extends outwards from the center of the wheel body, the outer side wall of the wheel body is provided with a driving positioning groove and a concave part, and the driving positioning groove is matched with the eccentric wheel to drive the lock wheel to rotate; and the wheel body is provided with a plurality of balance grooves which enable the lock wheel to be more stable when rotating; the lock catch piece is positioned between the locking section and the lock wheel, and the lock wheel enables the lock catch piece to be clamped in the locking groove under the locking state of the lock hook; when the lock hook is in an open state, the lock catch piece is separated from the locking groove and falls into the concave part; the emergency device is arranged in the lock body and electrically connected with the PCB, and is provided with a power supply connecting groove which is exposed out of the lock body.

2. The electronic lock based on bluetooth control of claim 1, characterized in that: the power is a button cell, and correspondingly, the power connecting groove is an arc-shaped groove.

3. The electronic lock based on bluetooth control of claim 1, characterized in that: the driving device is a motor.

4. The electronic lock based on bluetooth control of claim 3, characterized in that: the eccentric wheel comprises a main body and a plug pin which are integrally connected, and an output shaft of the motor is inserted into the central position of the main body; the bolt is located at the periphery of the top surface of the main body and is inserted into the drive positioning groove.

5. The electronic lock based on bluetooth control of claim 1, characterized in that: the driving positioning groove comprises a U-shaped clamping groove and auxiliary positioning grooves positioned on two sides of the U-shaped clamping groove, and the two auxiliary positioning grooves are symmetrically arranged on two sides of the U-shaped clamping groove.

6. The electronic lock based on bluetooth control of claim 1, characterized in that: the balance grooves are formed in the upper surface and the lower surface of the wheel body, and the balance grooves in the upper surface and the lower surface of the wheel body are arranged in an up-and-down symmetrical mode.

7. The electronic lock based on bluetooth control of claim 1, characterized in that: the lock catch piece is a ball.

8. The electronic lock based on bluetooth control of claim 1, characterized in that: the emergency device comprises an emergency switch, the power supply connecting groove is located at the bottom of the emergency switch, a positive contact point and a negative contact point are respectively arranged at two ends of the inner side of the emergency power supply connecting groove, and the positive contact point and the negative contact point are respectively connected with a positive electrode and a negative electrode on the PCB.

9. The electronic lock based on bluetooth control of claim 8, wherein: and a waterproof plug is arranged on the lock body corresponding to the emergency switch.

10. The electronic lock based on bluetooth control of claim 1, characterized in that: a first metal sheet, a spring, a second metal sheet and a switch seat are arranged in the lock body; the first metal sheet is abutted against the bottom surface of the locking section; the top of the spring is propped against the bottom surface of the first metal sheet, and the bottom of the spring is propped against the inside of the lock body; the second metal sheet is sleeved on the spring and is arranged on the first metal sheet at intervals from top to bottom; the switch seat is positioned below the second metal sheet and is in contact conduction with the second metal sheet, and the switch seat is electrically connected with the PCB.