Parking space lock remote control device based on Bluetooth

Abstract

The utility model discloses a Bluetooth-based remote control device for a parking lock. The Bluetooth-based remote control device comprises a main control circuit, a first Bluetooth module and a power supply module, one end of the power supply module is electrically connected with an external power supply, the other end of the power supply module is electrically connected with the main control circuit and the first Bluetooth module, and the power supply module is used for providing power for the main control circuit and the first Bluetooth module; the first Bluetooth module is electrically connected with the main control circuit, and the first Bluetooth module is further in communication connection with a second Bluetooth module in the parking space lock; and the main control circuit sends an instruction to a second Bluetooth module in the parking space lock through the first Bluetooth module so as to control the lifting of the parking space lock. According to the utility model, the remote control of the parking space lock is realized by replacing 433M wireless communication with Bluetooth, and the problem of signal interference is solved.

Description

TECHNICAL FIELD

[0001] The utility model is applied to parking stall lock control, especially relates to a parking stall lock remote control device based on bluetooth. BACKGROUND

[0002] The existing parking stall lock remote control is generally based on 433M wireless communication technology, but this communication mode has the following shortcomings: susceptible to external signal interference, signal loss causing the parking stall lock to be uncontrollable, and mutual interference with the car key at the same frequency, inconvenient for users. UTILITY MODEL CONTENT

[0003] In order to overcome the deficiencies of the prior art, the utility model discloses a parking stall lock remote control device based on bluetooth, which can solve the problem of signal interference in the prior art using 433M wireless communication technology to realize remote unlocking of the parking stall lock.

[0004] The utility model discloses a parking stall lock remote control device based on bluetooth, which can solve the problem of signal interference in the prior art using 433M wireless communication technology to realize remote unlocking of the parking stall lock.

[0005] The utility model discloses a parking stall lock remote control device based on bluetooth, which can solve the problem of signal interference in the prior art using 433M wireless communication technology to realize remote unlocking of the parking stall lock.

[0006] The first bluetooth module is electrically connected with the main control circuit, and the first bluetooth module is also in communication connection with a second bluetooth module in the parking stall lock; the main control circuit sends an instruction to the second bluetooth module in the parking stall lock through the first bluetooth module to control the lifting of the parking stall lock.

[0007] Further, it further includes a manual control circuit, which is in communication connection with the parking stall lock and is used to control the lifting of the parking stall lock.

[0008] Further, the manual control circuit includes a fourth capacitor, an eleventh capacitor, a first inductor, a fifth chip, a second resistor, a fourth resistor, a double-color indicating lamp, a first switch, a second switch and a first crystal oscillator; one end of the fourth capacitor is connected to a 3V power supply, and the other end is electrically connected with a PAOOUT end of the fifth chip through the eleventh capacitor; the fifth chip sends a 433 wireless control instruction to the parking stall lock to control the automatic lifting of the parking stall lock.

[0009] The PAOOUT end of the fifth chip is further connected to a 3V power supply through the first inductor, grounded at the GND end, connected to the 3V power supply at the VDD end, and grounded at the OSC end through the first crystal oscillator; the LED end of the fifth chip is electrically connected to the first end of the double-color indicator lamp through the second resistor, and the second end of the double-color indicator lamp is grounded; the third end of the double-color indicator lamp is connected to the 3V power supply through the fourth resistor, and the fourth end is electrically connected to the LED end of the fifth chip.

[0010] One end of the first switch is grounded, and the other end is connected to the S1 end of the fifth chip; one end of the second switch is grounded, and the other end is connected to the S2 end of the fifth chip.

[0011] Further, the power supply module includes a battery module, a battery charging and discharging circuit, and a voltage stabilizing circuit; one end of the battery charging and discharging circuit is electrically connected to an external power supply, and the other end is electrically connected to the battery module; the battery module, the battery charging and discharging circuit are further electrically connected to the voltage stabilizing circuit.

[0012] Further, the battery module includes a battery; the battery charging and discharging circuit includes a first USB interface, a first fuse, a seventh capacitor, a fourth chip, a first resistor, a third resistor, a first indicator lamp, and a sixth capacitor; the voltage stabilizing circuit includes a second capacitor, a second chip, and a first capacitor; the first USB interface is electrically connected to an external power supply; the GND end of the first USB interface is grounded, and the VCC end is electrically connected to the VCC end of the fourth chip through the first fuse; the PROG end of the fourth chip is grounded through the first resistor, the BAT end is electrically connected to the VIN end of the second chip, the GND end is grounded, the CHRG end is connected between the first indicator lamp and the first fuse and the VCC end of the fourth chip through the third resistor; the VCC end of the fourth chip is further connected to a +5V power supply.

[0013] One end of the seventh capacitor is grounded, and the other end is connected between the first fuse and the VCC end of the fourth chip.

[0014] The VIN end of the second chip is further grounded through the second capacitor, the GND end is grounded, the OUT end outputs a 3V power supply, and the OUT end is further grounded through the first capacitor.

[0015] One end of the sixth capacitor is grounded, and the other end is connected to the BAT end of the fourth chip and the VIN end of the second chip; one end of the battery is grounded, and the other end is connected to the BAT end of the fourth chip and the VIN end of the second chip.

[0016] Further, the main control circuit comprises a first chip and a third capacitor; eighth and ninth ports of the first chip are connected with a 3V power supply, and a tenth port is grounded; one end of the third capacitor is connected with the eighth and ninth ports of the first chip, and the other end is connected with the tenth port of the first chip; a first port, an eighteenth port, a nineteenth port and a twentieth port of the first chip are electrically connected with the first Bluetooth module.

[0017] Further, the second Bluetooth module comprises the third chip and a fourth capacitor; wherein, a fourteenth port of the third chip is electrically connected with the first port of the first chip; the third chip is electrically connected with the first port of the first chip through the fourteenth port; a fifteenth port of the third chip is also electrically connected with the eighteenth port of the first chip; a tenth port of the third chip is grounded, a twelfth port is electrically connected with the twentieth port of the first chip, and an eleventh port is electrically connected with the nineteenth port of the first chip.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The utility model discloses a Bluetooth communication is used to replace 433M wireless communication, realizes signal communication between parking stall lock and main control module, solves the problem of signal interference and signal loss of 433M wireless communication. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the module chart one of the remote control device of parking stall lock based on Bluetooth provided by the utility model;

[0021] Figure 2 It is the module chart two of the remote control device of parking stall lock based on Bluetooth provided by the utility model

[0022] Figure 3 It is the circuit diagram of power supply module in 1; Figure 1

[0023] It is the circuit diagram of main control circuit in 1; Figure 4 Figure 1 It is the circuit diagram of first Bluetooth module in 1;

[0024] Figure 5 It is the circuit diagram of manual control circuit in 1.

[0025] Figure 6 Figure 2 It is the circuit diagram of manual control circuit in 1. DETAILED DESCRIPTION

[0026] ​​Hereinafter, the utility model is further described in conjunction with the drawings and specific embodiments, it is to be explained that, in the premise of not conflicting, the following described embodiments between or between technical features can be combined to form new embodiments.

[0027] The utility model discloses a bluetooth wireless communication technology is applied to the remote control of parking stall lock, has strong anti -interference ability, parking stall lock connection signal is stable, the defect of adopting 433M wireless communication in prior art is solved.

[0028] Specifically, as Figures 1-6 Indicated, the utility model provides a preferred embodiment, the remote control device of parking stall lock based on bluetooth, include: main control circuit, first bluetooth module and power supply module.

[0029] Among them, main control circuit passes through first bluetooth module and the second bluetooth module communication connection of parking stall lock, to send instruction to parking stall lock, to make the control module in parking stall lock according to instruction control the automatic upgrade of parking stall lock, realized the automatic lifting function of remote control parking stall lock.

[0030] Specifically, by the remote control device of parking stall lock based on bluetooth provided by the utility model is arranged in the vehicle-mounted system or is installed in the vehicle with the vehicle: when the vehicle needs to charge, the driver enters the corresponding parking stall by parking the vehicle, that is, enters the bluetooth signal radiation range of the second bluetooth module of the parking stall lock of the corresponding parking stall, in this way, first bluetooth module and the second bluetooth module in parking stall lock are paired and automatically connected, and then, the main control circuit can control first bluetooth module to send control instruction to the second bluetooth module to control the unlocking of parking stall lock (that is, the parking stall lock is lowered), to facilitate the driver to park the vehicle to the corresponding parking stall. Similarly, when the driver leaves the parking stall, the main control circuit can control first bluetooth module to send control instruction to the second bluetooth module of the parking stall lock to control the locking of the parking stall lock (that is, the parking stall lock is raised). The utility model replaces 433M wireless communication with bluetooth communication to realize the remote automatic lifting control of parking stall lock, which can realize one-to-one pairing connection of the main control circuit and the parking stall lock. Compared with the 433M communication technology used in the prior art, the utility model has strong anti-interference ability and is not easy to collide with the code, and solves the problem of signal interference.

[0031] Preferably, one end of the power supply circuit is electrically connected with an external power supply, and the other end is electrically connected with the main control circuit and the second bluetooth module, for providing power supply. Specifically, the external power supply is converted into an internal power supply for use by the main control circuit and the second bluetooth module.

[0032] More specifically, the power supply circuit comprises a battery charging and discharging circuit, a battery module and a voltage stabilizing circuit. One end of the battery charging and discharging circuit is electrically connected with an external power supply, and the other end is electrically connected through the battery module, for charging the battery and managing the charging of the battery. The battery charging and discharging circuit and the battery module also provide an internal power supply through the voltage stabilizing circuit, i.e., are electrically connected with the main control circuit and the first Bluetooth module, for providing the main control circuit and the first Bluetooth module with the voltage-stabilized power supply, so as to ensure the stability of the power supply.

[0033] More specifically, as shown in Figure 3 the battery charging and discharging circuit in the embodiment comprises a first USB interface USB1, a first fuse F1, a seventh capacitor C7, a fourth chip U4, a first resistor R1, a third resistor R3, a first indicator lamp LED1 and a sixth capacitor C6. The battery module comprises a battery BT1. The voltage stabilizing circuit comprises a second capacitor C2, a second chip U2 and a first capacitor C1. More specifically, the model of the fourth chip U4 is ME4054. The model of the second chip U2 is ME6209A33.

[0034] The first USB interface USB1 is electrically connected with an external power supply, for connecting with the external power supply. The GND end of the first USB interface USB1 is grounded, and the VCC end is electrically connected with the VCC end of the fourth chip U4 through the first fuse F1. The PROG end of the fourth chip U4 is grounded through the first resistor R1, the BAT end is electrically connected with the VIN end of the second chip U2, the GND end is grounded, and the CHRG end is connected between the first fuse F1 and the VCC end of the fourth chip U4 through the first indicator lamp LED1 and the third resistor R3.

[0035] One end of the seventh capacitor C7 is grounded, and the other end is connected between the first fuse F1 and the VCC end of the fourth chip U4.

[0036] The VCC end of the fourth chip U4 is also connected with a +5V power supply.

[0037] The VIN end of the second chip U2 is also grounded through the second capacitor C2, the GND end is grounded, the OUT end outputs a 3V power supply, and the OUT end is also grounded through the first capacitor C1.

[0038] One end of the sixth capacitor C6 is grounded, and the other end is connected with the BAT end of the fourth chip U4 and the VIN end of the second chip U2. One end of the battery BT1 is grounded, and the other end is connected with the BAT end of the fourth chip U4 and the VIN end of the second chip U2. That is, the sixth capacitor C6 is connected in parallel with the battery BT1.

[0039] The battery charging and discharging circuit is used for converting an external power supply into an internal power supply, charging the battery BT1, and providing a 3V power supply externally through the second chip U2 to provide power supply for the master control circuit and the second Bluetooth module. The battery charging and discharging circuit is arranged to realize charging and discharging management of the battery power, so as to ensure the functions of self-stopping when the battery is fully charged and cutting off the output when the battery is insufficient, effectively protect the lithium battery, and increase the service life of the lithium battery. Meanwhile, the second chip U2 of the voltage stabilizing circuit provides a stable working power supply for the device.

[0040] Further, as shown in Figure 4 The master control circuit comprises the first chip U1 and the third capacitor C3. The eighth port 8 and the ninth port 9 of the first chip U1 are connected to a 3V power supply. The tenth port 10 of the first chip U1 is grounded. One end of the third capacitor C3 is connected to the eighth port 8 and the ninth port 9 of the first chip U1, and the other end is connected to the tenth port 10 of the first chip U1. The third capacitor C3 is arranged to filter the 3V power supply, avoiding unstable power supply. More specifically, the model of the first chip U1 is STC8H1K08.

[0041] The first port 1, the eighteenth port 18, the nineteenth port 19 and the twentieth port 20 of the first chip U1 are electrically connected with the first Bluetooth module. The first chip U1 sends instructions to the first Bluetooth module to control the remote automatic lifting of the parking lock.

[0042] More specifically, as shown in Figure 5 The first Bluetooth module comprises the third chip U3 and the fourth capacitor C4. The fourteenth port 14 of the third chip U3 is electrically connected with the first port 1 of the first chip U1. The third chip U3 is electrically connected with the first port 1 of the first chip U1 through the fourteenth port 14, so as to receive the instructions issued by the first chip U1, transmit the Bluetooth signal to the second Bluetooth module of the parking lock, and realize the Bluetooth control of the parking lock. More specifically, the model of the third chip U3 is ECB02C.

[0043] The fifteenth port 15 of the third chip U3 is also electrically connected with the eighteenth port 18 of the first chip U1. When the first Bluetooth module of the utility model is disconnected with the second Bluetooth module of the parking lock, the third chip U3 of the first Bluetooth module can be instructed through the eighteenth port 18 of the first chip U1, so as to control the first Bluetooth module to be in the sleep mode or the low-power mode, save the power supply, and prolong the service life of the battery.

[0044] The tenth port 10 of the third chip U3 is grounded, the twelfth port 12 is electrically connected with the twentieth port 20 of the first chip U1, and the eleventh port 11 is electrically connected with the nineteenth port 19 of the first chip U1. The first chip U1 further judges whether the first Bluetooth module is connected with the second Bluetooth module of the parking lock through the nineteenth port 19 and the twentieth port 20 of the first chip U1.

[0045] Preferably, as shown in the utility model still includes: manual control circuit. Figure 2 The manual control circuit is electrically connected with the control module of the parking lock, and is used for realizing the manual remote control of the parking lock. Specifically, in the scene that the Bluetooth cannot be used or is not suitable for the Bluetooth control, the manual remote control of the parking lock can be realized through the backup manual control circuit.

[0046] More specifically, as shown in the utility model, Figure 6 The manual control circuit includes the tenth capacitor C10, the eleventh capacitor C11, the first inductor L1, the fifth chip U5, the second resistor R2, the fourth resistor R4, the double-color indicating lamp LED2, the first switch SW1, the second switch SW2 and the first crystal oscillator X1. One end of the tenth capacitor C10 is grounded, and the other end is electrically connected with the PAOOUT end of the fifth chip U5 through the eleventh capacitor C11. The fifth chip U5 is connected with the parking lock through the 433 wireless communication, and is used for sending the 433 wireless control instruction to the parking lock, so as to control the automatic lifting of the parking lock. The Bluetooth module and the 433 communication module are arranged in the parking lock at the same time, so as to realize two kinds of remote control modes. More specifically, the model of the fifth chip U5 is HSW2245.

[0047] The PAOOUT end of the fifth chip U5 is further grounded through the first inductor L1, the GND end is grounded, the VDD end is connected with the 3V power supply, and the OSC end is grounded through the first crystal oscillator X1.

[0048] The LED end of the fifth chip U5 is electrically connected with the first end of the double-color indicating lamp LED2 through the second resistor R2, and the second end of the double-color indicating lamp LED2 is grounded. The third end of the double-color indicating lamp LED2 is connected with the 3V power supply through the fourth resistor R4, and the fourth end is electrically connected with the LED end of the fifth chip U5. Whether the manual control instruction is sent or not is indicated through the double-color indicating lamp LED2, for example, the double-color indicating lamp LED2 flashes to indicate that the manual control instruction has been sent.

[0049] One end of the first switch SW1 is grounded, and the other end is connected with the S1 end of the fifth chip U5. One end of the second switch SW2 is grounded, and the other end is connected with the S2 end of the fifth chip U5. The control instruction is sent to the fifth chip U5 through the control of the first switch SW1 and the second switch SW2, so as to control the fifth chip U5 to send the control instruction to the parking lock, and control the switch of the parking lock.

[0050] The utility model discloses a first bluetooth module and the second bluetooth module in parking stall lock one -to -one corresponding connection are adopted, realize the data interaction of main control circuit and bluetooth parking stall lock, to realize the remote automatic lifting lock of parking stall lock. Still set up battery charging and discharging circuit simultaneously, realize the effective management of charging and discharging of battery, realize full self -stop and the function of battery feed -in cut -off discharge, avoid battery overcharge or overdischarge, prolong the service life of battery, and set up the voltage stabilizing power supply, guarantee for main control circuit, first bluetooth module provides stable working power supply, prevents the influence that voltage is not stable to the data acquisition of system. Meanwhile, the utility model also provides the mode of manual control parking stall lifting, to solve when not needing bluetooth control or bluetooth control can not be used, adopts manual to realize the lifting control of parking stall lock, and the manual control in this embodiment also adopts wireless control, for example adopts 433M communication technology to realize manual remote control, through setting up the manual control mode of spare, to cope with the lifting control of parking stall lock under multiple use scene.

[0051] The utility model discloses a bluetooth wireless communication technology is applied to the remote control of parking stall lock, realized the control of remote lifting lock of parking stall, has strong anti -interference ability, and signal is stable after being connected with parking stall lock, solved the pain point of 433M wireless technology under this application environment, and has the function of manual remote lock simultaneously.

[0052] The above-mentioned embodiment is only the preferred implementation of the utility model, and cannot be used to limit the range of the utility model protection, and any non -substantial change and replacement of the technical personnel in the art on the basis of the utility model all belong to the range of the utility model claimed protection.

Claims

1. A Bluetooth based remote control device for a parking lock, characterized in that, The power supply module is electrically connected with an external power supply at one end and electrically connected with the master control circuit and the first Bluetooth module at the other end, and is used for providing power supply for the master control circuit and the first Bluetooth module. The first Bluetooth module is electrically connected with the master control circuit, and the first Bluetooth module is also in communication connection with the second Bluetooth module in the parking lock; the master control circuit sends instructions to the second Bluetooth module in the parking lock through the first Bluetooth module to control the lifting of the parking lock.

2. The Bluetooth-based remote control for a parking spot lock according to claim 1, characterized in that, Further comprising: A manual control circuit; The manual control circuit is in communication connection with the parking lock and is used for controlling the lifting of the parking lock.

3. The Bluetooth-based remote control for a parking spot lock according to claim 2, wherein, The manual control circuit comprises a fourth capacitor, an eleventh capacitor, a first inductor, a fifth chip, a second resistor, a fourth resistor, a double-color indicating lamp, a first switch, a second switch and a first crystal oscillator; one end of the fourth capacitor is connected to a 3V power supply, and the other end is electrically connected with the PAOOUT end of the fifth chip through the eleventh capacitor; the fifth chip sends a 433 wireless control instruction to the parking lock to control the automatic lifting of the parking lock; The PAOOUT end of the fifth chip is also connected to a 3V power supply through the first inductor, the GND end is grounded, the VDD end is connected to a 3V power supply, and the OSC end is grounded through the first crystal oscillator; the LED end of the fifth chip is electrically connected with the first end of the double-color indicating lamp through the second resistor, and the second end of the double-color indicating lamp is grounded; the third end of the double-color indicating lamp is connected to a 3V power supply through the fourth resistor, and the fourth end is electrically connected with the LED end of the fifth chip; One end of the first switch is grounded, and the other end is connected to the S1 end of the fifth chip; one end of the second switch is grounded, and the other end is connected to the S2 end of the fifth chip.

4. The Bluetooth-based remote control for a parking spot lock according to claim 1, wherein, The power supply module comprises a battery module, a battery charging and discharging circuit and a voltage stabilizing circuit; one end of the battery charging and discharging circuit is electrically connected with an external power supply, and the other end is electrically connected with the battery module; the battery module, the battery charging and discharging circuit are also electrically connected with the voltage stabilizing circuit.

5. The Bluetooth-based remote control for a parking spot lock according to claim 4, characterized in that, The battery module comprises a battery; the battery charging and discharging circuit comprises a first USB interface, a first fuse, a seventh capacitor, a fourth chip, a first resistor, a third resistor, a first indicating lamp and a sixth capacitor; the voltage stabilizing circuit comprises a second capacitor, a second chip and a first capacitor; the first USB interface is electrically connected with an external power supply; the GND end of the first USB interface is grounded, and the VCC end is electrically connected with the VCC end of the fourth chip through the first fuse; the PROG end of the fourth chip is grounded through the first resistor, the BAT end is electrically connected with the VIN end of the second chip, the GND end is grounded, the CHRG end is connected between the first indicating lamp and the third resistor and the VCC end of the fourth chip through the first fuse; the VCC end of the fourth chip is also connected to a +5V power supply; One end of the seventh capacitor is grounded, and the other end is connected between the first fuse and the VCC end of the fourth chip; The VIN end of the second chip is grounded through a second capacitor, and the GND end is grounded through a first capacitor; the OUT end outputs a 3V power supply, and the OUT end is further grounded through the first capacitor; One end of the sixth capacitor is grounded, and the other end is connected to the BAT end of the fourth chip and the VIN end of the second chip; one end of the battery is grounded, and the other end is connected to the BAT end of the fourth chip and the VIN end of the second chip.

6. The Bluetooth-based remote control for a parking spot lock according to claim 1, wherein, The main control circuit comprises a first chip and a third capacitor; the eighth port and the ninth port of the first chip are connected to a 3V power supply, and the tenth port is grounded; one end of the third capacitor is connected to the eighth port and the ninth port of the first chip, and the other end is connected to the tenth port of the first chip; the first port, the eighteenth port, the nineteenth port and the twentieth port of the first chip are electrically connected with the first Bluetooth module.

7. The Bluetooth-based remote control for a parking spot lock according to claim 6, characterized in that, The second Bluetooth module comprises a third chip and a fourth capacitor; wherein the fourteenth port of the third chip is electrically connected with the first port of the first chip; the third chip is electrically connected with the first port of the first chip through the fourteenth port; the fifteenth port of the third chip is further electrically connected with the eighteenth port of the first chip; the tenth port of the third chip is grounded, the twelfth port is electrically connected with the twentieth port of the first chip, and the eleventh port is electrically connected with the nineteenth port of the first chip.

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