Bluetooth lock structure

Abstract

The utility model relates to the technical field of locks, in particular to a Bluetooth lock structure which comprises a base (1). A control module (8) and a lock beam (2) are respectively arranged on the base (1); a locking structure is arranged in the base (1) and connected with the control module (8) and the lock beam (2). When the device needs to be unlocked, a worker can send an unlocking signal to the control module through mobile phone Bluetooth, the control module controls the locking structure to move, and therefore locking of the lock beam on the base is achieved; therefore, the device does not need to be unlocked by an entity key, the unlocking operation is simplified, and the unlocking efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of locks, and in particular to a Bluetooth lock structure. Background Art

[0002] Under the power outage management system, enterprises use traditional industrial safety padlocks, which have a large number of locks and complicated key management, increasing management costs. The unlocking operation is cumbersome, affecting production efficiency. Moreover, if the key of the industrial safety padlock is lost, the lock body needs to be destroyed to forcibly unlock it, causing waste and increasing production costs.

[0003] After searching, the applicant found that the Chinese patent document with publication number 209704246U disclosed a multi-mode unlocking lock cylinder assembly and a multi-mode unlocking smart lock on November 29, 2019, including: a motor, a matching cover mounted on the upper end of the motor stator, an unlocking cap rotatably connected to the upper end of the matching cover, a movable block, and a pushing part. The motor is fixed with a fixed sleeve on the outside, and a fixed frame is fixed at the lower end of the fixed sleeve. A circuit board connected to a fingerprint sensor and / or a Bluetooth module is fixed on the fixed frame. A key interface corresponding to an active electronic key is fixed at the lower end of the fixed frame. The active key can cooperate with the key interface to be electrically connected to the circuit board; this device also cannot solve the above technical problems.

[0004] Therefore, in order to improve or solve at least one of the above problems, it is necessary to optimize the existing lock structure. Utility Model Content

[0005] The purpose of the utility model is to provide a Bluetooth lock structure that can be unlocked without a physical key and has convenient unlocking operation.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is: a Bluetooth lock structure, including a base; a control module and a lock beam are respectively provided on the base; a locking structure is provided in the base, and the locking structure is respectively connected to the control module and the lock beam.

[0007] The locking structure includes a locking block; the end of the locking beam extends into the base and is connected to the locking block.

[0008] The lock beam includes a first lock beam and a second lock beam; the first lock beam is provided with a first lock groove; the second lock beam is provided with a second lock groove; the locking block includes a cross beam; one end of the cross beam is clamped in the first lock groove; the other end of the cross beam is clamped in the second lock beam.

[0009] A notch is provided at one end of the crossbeam; the end of the first lock beam is arranged in the notch; a spring fixing block and a spring slot are respectively provided in the base; a stop block is provided on one side of the crossbeam; a first spring is provided in the spring slot; both ends of the first spring are respectively pressed against the spring fixing block and the stop block.

[0010] The locking structure includes a motor; a motor seat is provided in the base; the motor is installed in the motor seat; and the motor abuts against the locking block.

[0011] The rotating shaft of the motor is connected with a shaft cap; a convex block is provided on the top surface of the shaft cap; a driving block is provided on the bottom of the beam; and the convex block is tightly pressed against the driving block.

[0012] The control module includes an MCU, a Bluetooth module and a position sensor; the Bluetooth module, the position sensor and the motor are all connected to the MCU; a contact is provided on the beam; and the contact abuts against the position sensor.

[0013] A mounting sleeve is provided in the base; a second spring is provided in the mounting sleeve; and an end portion of the second locking beam is tightly pressed against the second spring.

[0014] A limit block is provided at the end of the second lock beam; a limit groove is provided on one side of the second lock beam; a mounting hole is provided on the base; a limit pin is provided in the mounting hole; the limit pin is provided in the limit groove and abuts against the limit block.

[0015] A battery holder is provided in the base; a battery is provided in the battery holder; and the battery is connected to the motor and the control module respectively.

[0016] The beneficial effects of this application are:

[0017] 1. The present application is provided with a control module, and the staff can send an unlocking signal to the control module via the Bluetooth of the mobile phone, and the control module controls the battery to supply power to the motor; the protrusion on the motor shaft cap is eccentrically arranged along the edge of the shaft cap; the motor drives the protrusion to rotate; the protrusion squeezes the driving block at the bottom of the locking block, causing the locking block to move toward the first locking beam; at this time, the first locking beam enters the notch of the locking block, and at the same time, the end of the locking block away from the notch is removed from the second lock groove of the second locking beam; the second spring in the installation sleeve bounces the second locking beam upward, and the second locking beam and the first locking beam are an integrated structure, thereby driving the first locking beam to detach from the base, completing the unlocking operation; this device does not require a physical key to unlock, simplifies the unlocking operation, and can greatly increase the unlocking efficiency.

[0018] 2. This application unlocks the Bluetooth lock through the mobile phone Bluetooth, without the need for keys, saving the related costs of key management; the account can be logged in through the mobile phone, and the lock can be unlocked as long as the mobile phone is present, solving the problem of being unable to unlock the lock due to lost keys; it can cooperate with the power outage management applet, through the intelligent process system, remote approval, realize paperless approval process unlocking, and improve efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The specific embodiments of the present invention are further described in detail below with reference to the accompanying drawings, wherein:

[0020] Figure 1 This is a schematic diagram of the structure of the Bluetooth lock.

[0021] Figure 2 This is a schematic diagram of the installation status of the control module of this Bluetooth lock structure.

[0022] Figure 3 This is a schematic diagram of the internal structure of the base of the Bluetooth lock structure.

[0023] Figure 4 This is a schematic diagram of the overall structure of the base of the Bluetooth lock structure.

[0024] Figure 5 This is a schematic diagram of the connection structure between the lock beam and the locking block of this Bluetooth lock structure.

[0025] Figure 6 This is a structural diagram of the locking block of the Bluetooth lock structure.

[0026] Figure 7 This is a schematic diagram of the structure of the lock beam of the Bluetooth lock structure.

[0027] The marks in the above figure are:

[0028] The following are marked in the figure:

[0029] 1. Base, 101. Spring fixing block, 102. Spring slot, 103. Mounting hole, 104. Battery holder, 105. Battery,

[0030] 2. Lock beam,

[0031] 3. Locking block, 301. Beam, 302. Notch, 303. Stopper, 304. Drive block, 305. Contact,

[0032] 4. First lock beam, 401, first lock groove,

[0033] 5. Second lock beam, 501. Second lock slot, 502. Limit block, 503. Limit slot,

[0034] 6. The first spring,

[0035] 7. Motor, 701. Motor seat, 702. Shaft cap, 703. Bump,

[0036] 8. Control module, 801, position sensor,

[0037] 9. Install the sleeve, 901, the second spring,

[0038] 10. Keyhole,

[0039] 11. Limiting column, 111. Giving groove, 112. Limiting block, 113. Cover plate, 114. Through hole. DETAILED DESCRIPTION

[0040] The following is a further detailed description of the specific implementation methods of the present invention by describing the embodiments with reference to the accompanying drawings, with the aim of helping those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention and to facilitate its implementation.

[0041] Figure 1 The Bluetooth lock structure shown includes a base 1; a control module 8 and a lock beam 2 are respectively provided on the base 1; a locking structure is provided in the base 1, and the locking structure is respectively connected to the control module 8 and the lock beam 2.

[0042] When the device needs to be unlocked, the staff can send an unlocking signal to the control module 8 via the mobile phone Bluetooth. The control module 8 controls the action of the locking structure to lock the lock beam 2 on the base 1; this makes the device unlock without a physical key, simplifies the unlocking operation, and can greatly increase the unlocking efficiency.

[0043] The locking structure includes a locking block 3 ; an end of the locking beam 2 extends into the base 1 and is connected to the locking block 3 .

[0044] The lock beam 2 is a U-shaped structure; a lock hole 10 is provided on the top surface of the base 1, and the end of the lock beam 2 extends into the base 1 through the lock hole 10; the locking block 3 is installed inside the base 1 and can slide left and right in the base 1 to realize the locking and unlocking operations of the lock beam 2.

[0045] The lock beam 2 includes a first lock beam 4 and a second lock beam 5; the first lock beam 4 is provided with a first lock groove 401; the second lock beam 5 is provided with a second lock groove 501; the locking block 3 includes a cross beam 301; one end of the cross beam 301 is clamped in the first lock groove 401; the other end of the cross beam 301 is clamped in the second lock beam 5.

[0046] The first lock beam 4 and the second lock beam 5 are an integrated structure; the first lock groove 401 is arranged on the front side of the end of the first lock beam 4; the second lock groove 501 is arranged on the side of the second lock beam 5; when the lock beam 2 is locked on the base 1, the two ends of the crossbeam 301 are respectively clamped in the first lock groove 401 and the second lock groove 501, thereby realizing the locking operation of the lock beam 2; when the unlocking operation is performed, the lock beam 2 moves horizontally to make way, and removes the ends from the first lock groove 401 and the second lock groove 501, thereby realizing the unlocking operation.

[0047] A notch 302 is provided at one end of the crossbeam 301; the end of the first lock beam 4 is provided in the notch 302; a spring fixing block 101 and a spring slot 102 are respectively provided in the base 1; a stopper 303 is provided on one side of the crossbeam 301; a first spring 6 is provided in the spring slot 102; the two ends of the first spring 6 are respectively pressed against the spring fixing block 101 and the stopper 303.

[0048] The cross-section of the notch 302 is a semicircular structure; the notch 302 is arranged at the end of the beam 301 and on the side of the beam 301 close to the first locking beam 4; when the unlocking operation is performed, the beam 301 moves to the left, moving the notch 302 to the first locking beam 4, and the end of the first locking beam 4 can remove the base 1 from the notch 302; at this time, the other end of the beam 301 is also removed from the second locking groove 501, thereby enabling the overall unlocking of the lock beam 2 to be achieved; the spring fixing block 101 and the stopper 303 are both provided with a limiting column 11, and the two ends of the first spring 401 are respectively sleeved in the limiting column 11; the stopper 303 is arranged on the side of the beam 301 close to the spring groove 102, and the stopper 303 extends into the spring groove 102; when the unlocking operation is performed, the stopper 303 compresses the first spring 401; when the unlocking is completed, the first spring 401 bounces the stopper 303 back to its original position.

[0049] The locking structure includes a motor 7 ; a motor seat 701 is provided in the base 1 ; the motor 7 is installed in the motor seat 701 ; and the motor 7 abuts against the locking block 3 .

[0050] The motor 7 can drive the locking block 3 to move horizontally, thereby realizing the unlocking operation of the lock beam 2 on the base 1 .

[0051] The rotating shaft of the motor 7 is connected to a shaft cap 702 ; a protrusion 703 is provided on the top surface of the shaft cap 702 ; a driving block 304 is provided at the bottom of the beam 301 ; the protrusion 703 is tightly pressed against the driving block 304 .

[0052] The shaft cap 702 is a round cap structure; the transmission shaft of the shaft cap 702 is fixedly connected to the shaft cap 702; when the motor 7 is started, it can drive the shaft cap 702 to rotate; the protrusion 703 is a cylindrical block; the protrusion 703 is fixedly connected to the top surface of the shaft cap 702 and is eccentrically arranged along the edge of the shaft cap 702; a clearance groove 111 is provided on the side of the base 1 close to the protrusion 703; the shaft cap 702 drives the protrusion 703 to rotate; the protrusion 703 pushes the driving block 304 to move horizontally to the left, thereby realizing the horizontal movement of the locking block 3 and realizing the unlocking operation; a limit block 112 is provided on the side of the driving block 304 close to the base 1; a through hole 114 is provided on the base 1; the limit block 112 can move in the through hole with the locking block 3, thereby realizing the limiting operation.

[0053] The control module 8 includes an MCU, a Bluetooth module and a position sensor 801 ; the Bluetooth module, the position sensor 801 and the motor 7 are all connected to the MCU; a contact 305 is provided on the beam 301 ; the contact 305 abuts against the position sensor 801 .

[0054] The control module 8 uses the NRF52840 Bluetooth chip, which is mainly used for Bluetooth communication and motor 7 rotation control. It receives the in-position feedback signal to control the motor to stop rotating. The chip supports low-power applications, performs wake-up operation when in use, and enters sleep state after the operation is completed; MCU (Microcontroller Unit) is a chip that integrates functions such as microprocessor core, memory and peripheral interface; it can process information sent by the Bluetooth module and position sensor 801; the Bluetooth module can receive the unlocking signal sent by the mobile phone; when the unlocking operation is performed, the contact 305 moves to the left together with the beam 301, so that the contact 305 contacts the position sensor 801; at this time, the position sensor 801 sends a control signal to the MCU, and the MCU controls the motor 7 to delay for a certain time and automatically cut off the power; thereby keeping the protrusion 703 pressed against the drive block 304, so that the notch 302 of the beam 301 is aligned with the first lock beam 4, and extending the unlocking time.

[0055] A mounting sleeve 9 is provided in the base 1 ; a second spring 901 is provided in the mounting sleeve 9 ; and an end portion of the second locking beam 5 is pressed tightly against the second spring 901 .

[0056] When the first lock beam 4 and the second lock beam 5 are both disengaged from the locking block 3, the second spring 901 pops the end of the second lock beam 5 out of the mounting sleeve 9, thereby popping the first lock beam 4 out of the lock hole 10, completing the unlocking operation.

[0057] A limit block 502 is provided at the end of the second lock beam 5; a limit groove 503 is provided on one side of the second lock beam 5; a mounting hole 103 is provided on the base 1; a limit pin is provided in the mounting hole 103; the limit pin is provided in the limit groove 503 and abuts against the limit block 502.

[0058] The limit block 502 is a cylindrical structure; the limit groove 503 is arranged on the side of the second lock beam 5 away from the second lock groove 501; the limit pin is fixedly connected to the base 1 and passes through the limit groove 503, which can intercept the limit block 502 in the base 1 and prevent the second lock beam 5 from completely popping out of the base 1.

[0059] A battery holder 104 is provided in the base 1 ; a battery 105 is provided in the battery holder 104 ; and the battery 105 is connected to the motor 7 and the control module 8 respectively.

[0060] The control module 8 can control the battery 105 to turn on and off the power to the motor 7, thereby controlling the start and stop operation of the motor 7; the battery 105 is a CR2477 button battery with a capacity of 950mAh, which powers the entire system and can support the entire Bluetooth lock to work for more than one year, with a convenient battery replacement port design; a cover 113 is provided on both sides of the base 1.

[0061] The specific workflow of this utility model is as follows:

[0062] When the unlocking signal is issued, the battery 105 supplies power to the motor 7, and the motor 7 drives the protrusion 703 to rotate, pushing the locking block 3 to move to the left; the slot 302 is moved to the first lock beam 4, and the end of the first lock beam 4 can be moved out of the base 1 from the slot 302; at this time, the other end of the beam 301 is also removed from the second lock slot 501; the contact 305 on the locking block 3 contacts the position sensor 801 on the control module 8, causing the motor 7 to automatically power off after a certain delay; the lock beam 2 is popped out under the action of the second spring 901 to achieve unlocking; at the same time, the limit pin limits the lock beam 2, so that the lock beam will not pop out completely; after unlocking is completed, the locking block 3 returns to its initial position under the action of the first spring 6, and presses the lock beam 2 to achieve locking.

[0063] The above description of the present invention is provided as an example, in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described method. Any non-substantial improvements made using the method concepts and technical solutions of the present invention, or any application of the above-described concepts and technical solutions of the present invention to other situations without modification, are all within the scope of protection of the present invention.

Claims

1. A Bluetooth lock structure, characterized by: The invention comprises a base (1); a control module (8) and a locking beam (2) are respectively provided on the base (1); a locking structure is provided in the base (1), and the locking structure is respectively connected to the control module (8) and the locking beam (2); The locking structure comprises a locking block (3); an end portion of the locking beam (2) extends into the base (1) and is connected to the locking block (3); The locking beam (2) comprises a first locking beam (4) and a second locking beam (5); the first locking beam (4) is provided with a first locking groove (401); the second locking beam (5) is provided with a second locking groove (501); the locking block (3) comprises a crossbeam (301); one end of the crossbeam (301) is clamped in the first locking groove (401); the other end of the crossbeam (301) is clamped in the second locking beam (5).

2. A Bluetooth lock structure according to claim 1, characterized in that: A notch (302) is provided at one end of the crossbeam (301); an end of the first locking beam (4) is provided in the notch (302); a spring fixing block (101) and a spring slot (102) are respectively provided in the base (1); a stopper (303) is provided on one side of the crossbeam (301); a first spring (6) is provided in the spring slot (102); two ends of the first spring (6) are respectively pressed against the spring fixing block (101) and the stopper (303).

3. A Bluetooth lock structure according to claim 2, characterized in that: The locking structure comprises a motor (7); a motor seat (701) is provided in the base (1); the motor (7) is installed in the motor seat (701); and the motor (7) abuts against the locking block (3).

4. A Bluetooth lock structure according to claim 3, characterized in that: The rotating shaft of the motor (7) is connected to a shaft cap (702); a convex block (703) is provided on the top surface of the shaft cap (702); a driving block (304) is provided at the bottom of the crossbeam (301); and the convex block (703) is tightly pressed against the driving block (304).

5. A Bluetooth lock structure according to claim 4, characterized in that: The control module (8) includes an MCU, a Bluetooth module, and a position sensor (801); the Bluetooth module, the position sensor (801), and the motor (7) are all connected to the MCU; a contact (305) is provided on the crossbeam (301); and the contact (305) abuts against the position sensor (801).

6. A Bluetooth lock structure according to any one of claims 4-5, characterized in that: A mounting sleeve (9) is provided in the base (1); a second spring (901) is provided in the mounting sleeve (9); and the end of the second locking beam (5) is tightly pressed against the second spring (901).

7. A Bluetooth lock structure according to claim 6, characterized in that: A limiting block (502) is provided at the end of the second locking beam (5); a limiting groove (503) is provided on one side of the second locking beam (5); a mounting hole (103) is provided on the base (1); a limiting pin is provided in the mounting hole (103); the limiting pin is provided in the limiting groove (503) and abuts against the limiting block (502).

8. A Bluetooth lock structure according to claim 7, characterized in that: A battery seat (104) is provided in the base (1); a battery (105) is provided in the battery seat (104); and the battery (105) is connected to the motor (7) and the control module (8) respectively.

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