CN210798557U - Wireless communication lock - Google Patents

Abstract

The utility model discloses a wireless communication lock, including casing, wireless communication host system, motor drive IC, motor, spring bolt and battery, be equipped with first cavity, second cavity and third cavity in the casing, wireless communication host system, motor drive IC and motor are located first cavity, and spring bolt clearance fit is in the second cavity, and the battery is located the third cavity, wireless communication host system is connected with the motor drive IC electricity, and the battery is connected with wireless communication host system and motor drive I electricity respectively, be equipped with the groove on the spring bolt, still include adapting unit, this adapting unit's one end is connected with the output of motor, and adapting unit's the other end is equipped with the bellying at skew adapting unit center, and this bellying clearance fit is in the groove. The utility model discloses the novelty has the advantage that the reliability is high.

Description

Wireless communication lock

Technical Field

The utility model relates to a wireless communication lock.

Background

The existing Bluetooth lock comprises a Bluetooth master control module, a motor drive IC, a motor, a battery and a lock tongue, the Bluetooth lock adopts a broadcast signal all the time, a mobile phone is connected with the Bluetooth lock, after the mobile phone sends an unlocking signal, the Bluetooth master control module receives the unlocking signal and outputs a signal to the motor drive IC, the motor drive IC outputs the unlocking signal to the motor, and the motor works to move the lock tongue, so that the locking is released. The locking process is then the reverse of the unlocking process. The dead condition of card appears easily in the during operation owing to there is the defect in the structure in current bluetooth lock to, the opening of bluetooth lock installation battery is at the back of whole tool to lock, when leading to the battery not have the electricity, just can change the battery after needing to dismantle whole bluetooth lock.

In addition, for the existing lock, a gap exists between the lock and a lock seat (a hole for the bolt to extend into is arranged on the lock seat), for some persons who want to open the lock, a card is often inserted into the gap between the lock and the lock hole, the card is moved along the gap, when the card touches the bolt, an operator is used for pushing the card, the bolt is forced to retract by overcoming the acting force of a spring, so that the matching between the bolt and the lock seat can be released, and the locking effect can be released.

Disclosure of Invention

The utility model aims at providing a wireless communication lock that reliability is high.

The technical scheme for solving the technical problems is as follows:

the wireless communication lock comprises a shell, a wireless communication main control module, a motor drive IC, a motor, a lock tongue and a battery, wherein a first cavity, a second cavity and a third cavity are arranged in the shell, the wireless communication main control module, the motor drive IC and the motor are positioned in the first cavity, the lock tongue is in clearance fit in the second cavity, the battery is positioned in the third cavity, the wireless communication main control module is electrically connected with the motor drive IC, the battery is respectively electrically connected with the wireless communication main control module and the motor drive IC, the wireless communication lock further comprises a connecting part, one end of the connecting part is connected with the output end of the motor, the other end of the connecting part is provided with a protruding part deviating from the center of the connecting part, the lock tongue is provided with a groove, the groove comprises a first groove which extends along the radial direction of the lock tongue and is in clearance fit with the protruding part when the lock tongue is reset, and further comprises a second groove, the first groove and the second groove are communicated.

Further, the connecting member is a cam.

Further, still include the spring, the spring is located the second cavity, and one end and the casing of spring support the top, and the other end and the spring bolt of spring support the top.

Furthermore, a notch is formed in the side face of the shell and communicated with the third cavity, and a battery cover is arranged in the notch.

Further, still be equipped with the opening on the casing, still include charging socket, this charging socket's one end is connected with wireless communication host system, charging socket's the other end is located in the opening.

Further, a cover plate is arranged in the opening.

The utility model discloses in, make the bellying begin to remove from first groove when motor drive adapting unit corotation, bellying clearance fit is to the second groove at last, based on such cooperation relation, the bellying has formed the relation of supporting basically with the groove wall in second groove, thereby the bellying has formed the axial spacingly to the spring bolt, therefore, after the spring bolt stretches into the lockhole, the external axial force of applying to the spring bolt can't make the spring bolt withdrawal, the operation of making the spring bolt withdrawal is drawn from the clearance between lock and the lock seat to the instrument such as people use cards has been avoided, and then the operation of people's theft accompanying bed has been avoided, thereby the reliability of wireless communication lock has been improved.

Drawings

Fig. 1 is a schematic view of the appearance of the wireless communication lock of the present invention;

FIG. 2 is a schematic view of the cover plate hidden in FIG. 1;

FIG. 3 is a schematic view of the case of FIG. 1 with a portion of the case hidden;

FIG. 4 is a schematic view of a portion of the housing;

FIG. 5 is a cross-sectional view of FIG. 3;

fig. 6 is a schematic view of a locking bolt;

FIG. 7 is a schematic view of a motor and connecting components;

reference numbers in the drawings:

1 is the casing, 1a is first cavity, 1b is the second cavity, 1c is the third cavity, 1d is the breach, 1e is the opening, 2 is the circuit board, 3 is the motor, 4 is the spring bolt, 4a is first groove, 4b is the second groove, 4c is the third groove, 4d is the depressed part, 4e is the slot, 4f is the cell body, 5 is the battery, 6 is adapting unit, 7 is the bellying, 8 is the spring, 9 is the battery cover, 10 is charging socket, 11 is the apron, 12 is position sensor, 12a is the slip end, 13 is the stopper.

Detailed Description

As shown in fig. 1-7, the utility model discloses a wireless communication lock, including casing 1, wireless communication host system, motor drive IC, motor 3, spring bolt 4 and battery 5, be equipped with first cavity 1a, second cavity 1b and third cavity 1c in the casing 1, wireless communication host system, motor drive IC and motor are located first cavity 1a, and 4 clearance fit of spring bolt are in second cavity 1b, and battery 5 is located third cavity 1c, wireless communication host system is connected with motor drive IC electricity, and wireless communication host system and motor drive IC all install on circuit board 2, and the battery is connected with wireless communication host system and motor drive IC electricity respectively. Still include adapting unit 6, this adapting unit 6's one end is connected with motor 3's output, adapting unit 6 is the cam, and adapting unit 6's the other end is equipped with the bellying 7 of skew adapting unit center, be equipped with the groove on spring bolt 4, through the cooperation of the groove on the spring bolt 4 and the bellying 7 on adapting unit 6, avoided spring bolt 4 to appear blocking dead condition in the removal process, promoted the reliability of product. The wireless communication main control module can adopt a Bluetooth module, an infrared remote control module and a radio frequency module, and in the embodiment, the wireless communication main control module adopts the Bluetooth module.

The peripheral face of the lock tongue 4 is provided with a concave part 4d, and the groove is positioned in the concave part 4 d. The groove includes along the radial extension of spring bolt 4 and with the first groove 4a of bellying 7 clearance fit when the spring bolt resets, the groove still includes along the radial extension of spring bolt and when the spring bolt stretches out with the second groove 4b in bellying 7 clearance, first groove 4a and second groove 4b intercommunication. The groove still includes along the third groove 4c of spring bolt axial extension, and third groove 4c and first groove 4a and second groove 4b intercommunication, and third groove 4c provides the space of stepping down for bellying 7 when returning along with spring bolt 4.

The wireless communication lock further comprises a position sensor 12 for detecting the position of the lock tongue, the position sensor 12 is connected with the lock tongue 4, a slot 4e is formed in the peripheral surface of the lock tongue 4, the position sensor 12 preferably adopts a resistance type position sensor, a sliding end 12a is arranged on the position sensor 12, the sliding end 12a is in clearance fit with the slot 4e formed in the lock tongue 4, the position sensor 12 is connected with the lock tongue 4, when the lock tongue 4 moves axially, the sliding end 12a of the position sensor is driven by the lock tongue 4 to move, so that the resistance value in the position sensor 12 changes, and then the electric signal (such as output voltage or current) output by the position sensor 12 is changed. The position sensor 12 is also electrically connected to a motor drive IC, and the motor drive IC acquires an electric signal output from the position sensor 12, calculates the position of the tongue 4 based on the electric signal, and determines whether or not the boss 7 enters the second groove 4 b.

When locking is needed, the wireless communication main control module is connected through the smart phone, after the wireless communication main control module receives a locking signal sent by the smart phone, the signal is output to the motor drive IC, the motor drive IC outputs an unlocking signal to the motor, the motor 3 rotates forwards and the acting force of the spring 8 is simultaneously loaded on the bolt 4 to move the bolt 4, so that the bolt 4 extends into the lock hole, the motor 3 drives the connecting part 6 to rotate forwards to make the bulge part 7 move from the first groove 4a, and finally the bulge part 7 is in clearance fit with the second groove 4b, based on the fit relation, the bulge part 7 basically forms a propping relation with the groove wall surface of the second groove 4b, so that the bulge part 7 forms axial limit on the bolt 4, therefore, after the bolt 4 extends into the lock hole, the bolt 4 cannot be retracted by the axial acting force exerted on the bolt 4 from the outside, and the operation that the bolt is retracted by scratching from the clearance between the lock and the lock seat by using tools such as cards is avoided, thereby avoiding the operation of personal embezzlement of the accompanying bed.

When the locking needs to be released, the wireless communication main control module is connected through the smart phone, after the wireless communication main control module receives an unlocking signal sent by the smart phone, the signal is output to the motor drive IC, the motor drive IC outputs the unlocking signal to the motor, the motor 3 rotates reversely to enable the protruding portion 7 on the connecting part 6 to be abutted against the wall surface of the groove, the bolt 4 moves axially, the bolt 4 retracts into the second cavity 1b, the motor 3 drives the connecting part 6 to rotate forwardly to enable the protruding portion 7 to start to move from the second groove 4b, and finally the protruding portion 7 is in clearance fit with the first groove 4 a. When the bolt 4 retracts, the bolt 4 compresses the spring 8, and after the connecting part 6 rotates, the connecting part 6 abuts against the shell 1, so that the motor 3 is locked, and the position of the bolt 4 is locked.

The wireless communication lock further comprises a spring 8, the spring 8 is located in the second cavity 1b, one end of the spring 1b abuts against the shell 1, and the other end of the spring 8 abuts against the lock tongue 4. A notch 1d is formed in the side face of the shell 1, the notch 1d is communicated with the third cavity 1c, and a battery cover 9 is arranged in the notch 1 d. After the battery cover 9 is disposed at the notch 1d, since the battery cover 9 is disposed at the side of the housing 1, when the battery 5 needs to be replaced, the battery cover 9 is easily detached, so that it is easy and convenient to replace the battery.

The casing 1 is further provided with an opening 1e and a charging socket 10, one end of the charging socket 10 is connected with the wireless communication main control module, and the other end of the charging socket 10 is located in the opening 1 e. Through setting up charging socket 10, external charging source to can charge battery 5, can not unblock and the unable problem of using when having avoided battery 5 electric quantity not enough. A cover plate 11 is arranged in the opening, and the cover plate 11 is made of silica gel. Through setting up charging socket 10, external charging source to can charge to battery 5, in the service environment of hospital, be difficult to connect the commercial power and charge, therefore charging source adopts the treasured that charges preferentially, to the user, carries the treasured that charges and is easier, consequently, the utility model discloses under the not enough condition of electric quantity of battery 5, the user can use through charging of several minutes.

The wireless communication lock further comprises a limiting block 13, a groove body 4f axially extending along the bolt 4 is arranged on the circumferential surface of the bolt 4, one end of the limiting block 13 is fixedly connected with the casing 1, the other end of the limiting block 13 extends into the groove body 4f, the groove body 4f is a kidney-shaped groove or a rectangular groove, the length of the groove body 4f is larger than that of the other end of the limiting block, and when the bolt 4 moves, when the left side wall or the right side wall (seen from figure 5) of the groove body 4f abuts against the other end of the limiting block 13, the bolt 4 cannot continue to move.

The wireless communication lock further comprises a magnetic induction switch 14, the magnetic induction switch 14 is installed on the circuit board 2, a magnet matched with the magnetic induction switch 14 is arranged on the lock base, when the wireless communication lock moves to be close to the lock base, the magnetic induction switch 14 detects the magnet, the magnetic induction switch 14 transmits a detection signal to the circuit board 2, the circuit board 2 is communicated with the motor drive IC, an operator sends a signal to the motor drive IC to enable the motor 3 to rotate, and the drive bolt 4 extends into a hole in the lock base. Thus, the utility model discloses under the cooperation of magnetic induction switch 14 with magnet to and spring bolt 4 stretches into the hole on the lock seat, ensure that the cooperation of lock and lock seat is reliable.

Claims (10)

1. The wireless communication lock comprises a shell, a wireless communication main control module, a motor drive IC, a motor, a lock tongue and a battery, wherein a first cavity, a second cavity and a third cavity are arranged in the shell, the wireless communication main control module, the motor drive IC and the motor are positioned in the first cavity, the lock tongue is in clearance fit in the second cavity, the battery is positioned in the third cavity, the wireless communication main control module is electrically connected with the motor drive IC, and the battery is respectively electrically connected with the wireless communication main control module and the motor drive IC. The first groove and the second groove are communicated.

2. The wireless communication lock of claim 1, wherein the coupling member is a cam.

3. The wireless communication lock of claim 1, further comprising a spring positioned in the second cavity, wherein one end of the spring abuts against the housing, and the other end of the spring abuts against the bolt.

4. The wireless communication lock of claim 1, wherein the housing has a notch formed in a side thereof, the notch communicating with the third cavity, and a battery cover disposed in the notch.

5. The wireless communication lock of claim 1, wherein the housing further comprises an opening, and further comprises a charging socket, one end of the charging socket is connected with the wireless communication main control module, and the other end of the charging socket is located in the opening.

6. A radio communication lock according to claim 5, wherein a cover plate is provided in the opening.

7. The wireless communication lock of claim 1, wherein the slot further comprises a third slot extending axially along the locking bolt, the third slot communicating with the first slot and the second slot.

8. The wireless communication lock of claim 1, wherein a recess is formed in the peripheral surface of the locking bolt, and the groove is located in the recess.

9. The wireless communication lock of claim 1, further comprising a position sensor for detecting a position of the locking bolt, the position sensor being connected to the locking bolt, the position sensor being further electrically connected to the motor driver IC.

10. The wireless communication lock of claim 1, further comprising a limiting block, wherein a groove body extending along the axial direction of the lock tongue is arranged on the circumferential surface of the lock tongue, one end of the limiting block is fixedly connected with the shell, the other end of the limiting block extends into the groove body, and the length of the groove body is greater than that of the other end of the limiting block.

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