CN212518938U

CN212518938U - Intelligent lock controller for dynamic supervision of commercial vehicle

Info

Publication number: CN212518938U
Application number: CN202021458960.XU
Authority: CN
Inventors: 王康明; 阮陈鹏; 王丰
Original assignee: Sichuan Tieji Gonglian Technology Co ltd
Current assignee: Sichuan Tieji Gonglian Technology Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-09
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses an intelligent lock controller for dynamic supervision of commercial vehicle, the controller comprises a Bluetooth chip U1 with model RTL8762CKF, INA pin is connected with the serial port P0_6 of Bluetooth chip U1 through a resistor R89, INB pin is connected with the serial port P0_5 of Bluetooth chip U1 through a resistor R88, OUTA pin and OUTB pin are connected with a lock, and the motor driving chip U8 with model TC118S, a FRIO acquisition circuit connected with the FRIO pin of the Bluetooth chip U1, a serial port circuit connected with the Bluetooth chip U1, a buzzer circuit connected with the serial port P2_5 of the Bluetooth chip U1, a timer T3 which is connected with the serial port P4_3 of the Bluetooth chip U1 and has the model number of TPL5010, a power supply circuit respectively connected with the storage battery, the Bluetooth chip U1, the timer T3 and the serial port circuit, and a plurality of Hall position detection circuits connected between the power supply circuit and the Bluetooth chip U1.

Description

Intelligent lock controller for dynamic supervision of commercial vehicle

Technical Field

The utility model belongs to the technical field of car intelligence lock technique and specifically relates to an intelligent lock controller for commodity car developments supervision.

Background

At present, the automobile in the prior art mainly adopts two types of remote control keys and mechanical keys, and a user needs to repeatedly confirm that the automobile door is reliably closed after the automobile door is closed; and, after the user leaves the parking place, it cannot monitor the closed state of the door of the car in real time. For the user, it often happens that the door cannot be confirmed whether the door is locked after the user leaves the parking place, and at the moment, the thief can take the car.

Therefore, an intelligent lock controller for dynamic supervision of commercial vehicles, which has a simple structure and is monitored in place, is urgently needed to be provided.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, an object of the utility model is to provide an intelligent lock controller for commodity car developments supervision, the utility model discloses a technical scheme as follows:

the utility model provides an intelligent lock controller for commodity car developments supervision, the intelligence lock includes fixed mounting's shell, sets up the tool to lock in the casing, with tool to lock electrical connection's controller, set up in the casing, and the battery of being connected with the controller, the controller includes that the model is RTL8762 CKF's bluetooth chip U1, INA pin is connected through resistance R89 and bluetooth chip U1's serial port P0_6, INB pin is connected through resistance R88 and bluetooth chip U1's serial port P0_5, OUTA pin and OUTB pin are connected with the tool to lock, and the model is TC 118S's motor drive chip U8, the FRIO acquisition circuit of being connected with bluetooth chip U1's FRIO pin, the serial port circuit of being connected with bluetooth chip U1, the buzzer circuit of being connected with bluetooth chip U1's serial port P2_5, be connected with serial port P4_3 of chip U1, and be the timer T3 of bluetooth chip U360, bluetooth chip T1, bluetooth chip, The timer T3 and the power supply circuit of serial circuits connection, and connect several Hall position detection circuits between power supply circuit and Bluetooth chip U1;

the FRIO acquisition circuit comprises an inductor L3 and a capacitor C47 which are connected in series and one end of which is connected with a FRIO pin of a Bluetooth chip U1, a capacitor C45 of which one end is connected with the FRIO pin of the Bluetooth chip U1 and the other end is grounded, and a capacitor C46 of which one end is connected between the inductor L3 and the capacitor C47 and the other end is grounded; the capacitor C47 is connected to an antenna U5.

Further, the buzzer circuit comprises a field effect transistor Q33, a grid electrode of which is connected with a serial port P2_5 of a Bluetooth chip U1 through a capacitor C16, a source electrode of which is grounded, a buzzer BZ1 and a resistor R129 which are connected between the storage battery and a drain electrode of the field effect transistor Q33 after being connected in series, and a resistor R128, one end of which is connected with the grid electrode of the field effect transistor Q33, and the other end of which is grounded.

Further, hall position detection circuit is provided with threely, and first hall position detection circuit includes that the VCC pin is connected with supply circuit, and the model is AR 251's hall switch U11, and one end is connected with hall switch U11's VCC pin, and the electric capacity C36 of other end ground connection, one end is connected with hall switch U11's OUT pin, and the electric capacity C1 of other end ground connection, and connect resistance R32 between hall switch U11's OUT pin and bluetooth chip U1's serial port P1_ 7.

Furthermore, the power supply circuit comprises a direct current chip U4 of which the IN pin is connected with the storage battery and the model is TPS78233DDCR, a capacitor EC1, a capacitor C35, a capacitor C73 and a capacitor C74 which are connected with one end of the direct current chip U4 IN parallel and the other end of which is grounded, a resistor R6 connected between the IN pin and the EN pin of the direct current chip U4, a capacitor EC2 connected between the VOUT pin and the GND pin of the direct current chip U4, a field effect transistor Q6 of which the source is connected with the IN pin of the direct current chip U4, a resistor R35 connected between the source and the gate of the field effect transistor Q6, a resistor R26 of which one end is connected with the gate of the field effect transistor Q6, a resistor R25 of which one end is connected with the drain of the field effect transistor Q6, a resistor R24 and a capacitor C34 of which are connected with one end of the resistor R25 IN parallel and the other.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model skillfully arranges the FRIO acquisition circuit and the Bluetooth chip to acquire signals for opening and closing the intelligent lock and drive the motor driving chip U8 to realize the action control of the intelligent lock of the vehicle door; meanwhile, the utility model discloses set up three hall position detection circuit of group ingeniously, its state that can accurate reliable detection intelligence lock guarantees to detect more reliably. To sum up, the utility model has the advantages of simple structure, monitoring target in place have very high practical value and spreading value in car intelligence lock technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as a limitation of the scope of protection, and for those skilled in the art, other related drawings may be obtained from these drawings without inventive effort.

Fig. 1 is a schematic diagram of the bluetooth chip of the present invention.

Fig. 2 is a schematic diagram of a serial port circuit of the present invention.

Fig. 3 is a schematic diagram of the timer circuit of the present invention.

Fig. 4 is a schematic diagram of the hall position detection circuit of the present invention.

Fig. 5 is a schematic diagram of a motor driving circuit according to the present invention.

Fig. 6 is a schematic diagram of a buzzer circuit of the present invention.

Fig. 7 is a schematic diagram of a power supply circuit of the present invention.

Fig. 8 is the schematic diagram of the FRIO acquisition circuit and the indicating circuit of the present invention.

Detailed Description

To make the objectives, technical solutions and advantages of the present application more clear, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

As shown in fig. 1 to 8, the present embodiment provides an intelligent lock controller for monitoring and controlling the dynamic state of a commercial vehicle, which includes a fixedly installed housing, a lock device disposed in the housing, a controller electrically connected to the lock device, and a storage battery disposed in the housing and connected to the controller, wherein in the present embodiment, the improvement point is in the controller, and other components are existing mature components, which are obtained by purchasing; in addition, the present embodiment is based on the structural improvement, and the software program used in the present embodiment is a conventional combination of program segments, and therefore, the details are not described herein.

Specifically, the controller of the embodiment includes a bluetooth chip U1 with model number RTL8762CKF, an INA pin connected to a serial port P0_6 of a bluetooth chip U1 through a resistor R89, an INB pin connected to a serial port P0_5 of a bluetooth chip U1 through a resistor R88, an OUTA pin and an OUTB pin connected to a lock, and a motor driving chip U8 with model number TC118S, a FRIO acquisition circuit connected to a FRIO pin of a bluetooth chip U1, a serial port circuit connected to a bluetooth chip U1, a buzzer circuit connected to a serial port P2_5 of a bluetooth chip U1, a timer T3 connected to a serial port P4_3 of a bluetooth chip U1 and model number TPL5010, a power supply circuit connected to a battery, a bluetooth chip U1, a timer T3 and a serial port, and a plurality of hall position detection circuits connected between the power supply circuit and the bluetooth chip U1; the FRIO acquisition circuit comprises an inductor L3 and a capacitor C47 which are connected in series, wherein one end of the inductor L3 is connected with a FRIO pin of a Bluetooth chip U1, one end of the capacitor C45 is connected with the FRIO pin of the Bluetooth chip U1, the other end of the capacitor C45 is grounded, and one end of the capacitor C46 is connected between an inductor L3 and a capacitor C47, and the other end of the capacitor C46 is grounded; the capacitor C47 is connected to an antenna U5.

IN this embodiment, a power supply circuit is used to provide a dc 3.3V, which includes a dc chip U4 having an IN pin connected to a battery and having a model number of TPS78233DDCR, a capacitor EC1, a capacitor C35, a capacitor C73, and a capacitor C74 having one end connected to the IN pin of the dc chip U4 and the other end grounded, a resistor R6 connected between the IN pin and the EN pin of the dc chip U4, a capacitor EC2 connected between the VOUT pin and the GND pin of the dc chip U4, a fet Q6 having a source connected to the IN pin of the dc chip U4, a resistor R35 connected between the source and the gate of the fet Q6, a resistor R26 having one end connected to the gate of the fet Q6, a resistor R25 having one end connected to the drain of the fet Q6, and a resistor R24 and a capacitor C34 having one end connected to the other end grounded after being connected to the resistor R25 and the other end.

In addition, in this embodiment, in order to obtain the position state of the smart lock, three groups of hall position detection circuits are skillfully arranged, and any one group of the three groups of hall position detection circuits has a corresponding structure, and here, the structure of the hall position detection circuit is described by taking the first group of hall position detection circuits as an example, and the hall position detection circuit includes a hall switch U11 with a VCC pin connected with a power supply circuit and a model of AR251, a capacitor C36 with one end connected with the VCC pin of the hall switch U11 and the other end grounded, a capacitor C1 with one end connected with the OUT pin of the hall switch U11 and the other end grounded, and a resistor R32 connected between the OUT pin of the hall switch U11 and the serial port P1_7 of the bluetooth chip U1.

In this embodiment, in order to provide the buzzer alarm prompt, a buzzer circuit is skillfully provided, and the buzzer circuit comprises a field effect transistor Q33, a grid of which is connected with a serial port P2_5 of a bluetooth chip U1 through a capacitor C16, a source of which is grounded, a buzzer BZ1 and a resistor R129 which are connected in series and then connected between a storage battery and a drain of the field effect transistor Q33, and a resistor R128, one end of which is connected with the grid of the field effect transistor Q33, and the other end of which is grounded.

The working principle of the device is briefly explained as follows:

firstly, a circuit board is powered on, a Bluetooth chip U1 starts to work, the Bluetooth chip U1 starts to initialize internal parameters, external circuit modules are detected, data of the modules are read, whether the data are correct or not is judged, if the data are correct, a normal working mode is entered, if the data are incorrect, corresponding correction is carried out, the detection is carried out again until the data are correct, and the normal working mode is entered.

Further, the bluetooth chip U1 starts bluetooth monitoring, monitors whether a terminal requests to connect the intelligent lock device, if not, the device enters a low power consumption mode, and monitors again in the next period, if a terminal request and bluetooth connection communication of the bluetooth chip U1 exist, the bluetooth chip U1 enters a bluetooth online mode, and the terminal performs data exchange and command correspondence, if the bluetooth chip U1 detects that the terminal device issues an unlocking command, the bluetooth chip U1 enters a command response state, and controls the motor driving chip U8 to drive the motor, at this time, the motor enters the unlocking response state, and simultaneously the bluetooth chip U1 performs state detection on the hall sensors U2, U6, and U11 in real time, and after the bluetooth chip U1 detects that the hall sensors U2, U6, and U11 change, it indicates that the motor is already rotated in place, at this time, the U1 rapidly controls the motor driving chip U8, the motor is stopped and an audible indication is given through BZ 1.

Further, the bluetooth chip U1 starts an internal timer, and whether the tapered end is pulled out is detected through the Hall sensor, if in the set time, the Hall sensor detects that the tapered end is not pulled out, the bluetooth chip U1 controls the U8 to lock, and the Hall sensor U2, the U6 and the U11 state are detected simultaneously, whether the motor is successfully locked is judged, if the motor is successfully locked, the bluetooth chip U1 rapidly controls the U8 to stop the driving motor, the device enters a low power consumption mode, if the Hall sensor detects that the tapered end is pulled out, the bluetooth chip U1 directly transmits data to the terminal device through bluetooth, and then enters the low power consumption mode

Further, when the device is in a low power consumption mode, the device is started at regular time to detect whether the lock head is changed, if the hall sensors U2, U6 and U11 detect that the lock head is inserted, the bluetooth chip U1 controls the motor driving chip U8 to drive the motor to perform locking operation, and at the same time, the device detects whether the states of the hall sensors U2, U6 and U11 are changed, if the change indicates that the device is successfully locked, the bluetooth chip U1 controls the motor driving chip U8 to stop driving the motor in real time, and at this time, the locking is successfully performed; u4 in the circuit is voltage stabilizing circuit, and this circuit is for the power supply of control circuit bluetooth chip U1, guarantees that bluetooth chip U1 can normally work, and the effect of U3 is regularly counting, and the purpose is the precision of assurance equipment operating time.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and are not limitations on the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis shall fall within the protection scope of the present invention.

Claims

1. An intelligent lock controller for dynamically supervising commercial vehicles comprises a fixedly installed shell, a lock arranged in the shell, a controller electrically connected with the lock and a storage battery arranged in the shell and connected with the controller, and is characterized in that the controller comprises a Bluetooth chip U1 with the model of RTL8762CKF, an INA pin is connected with a serial port P0_6 of the Bluetooth chip U1 through a resistor R89, an INB pin is connected with a serial port P0_5 of the Bluetooth chip U1 through a resistor R88, an OUTA pin and an OUTB pin are connected with the lock, a motor driving chip U8 with the model of TC118S, an FRIO acquisition circuit connected with an FRIO pin of the Bluetooth chip U1, a serial port circuit connected with the Bluetooth chip U1, a buzzer circuit connected with a serial port P2_5 of the Bluetooth chip U1, a serial port P4_3 of the Bluetooth chip U50145, a timer T3 with the model of TPL 0, and a timer T3 connected with the serial port P4_3 of the Bluetooth chip U1, The Bluetooth device comprises a Bluetooth chip U1, a power supply circuit connected with a timer T3 and a serial port circuit, and a plurality of Hall position detection circuits connected between the power supply circuit and the Bluetooth chip U1;

2. The intelligent lock controller for monitoring the dynamic state of the commercial vehicle as claimed in claim 1, wherein the buzzer circuit comprises a field effect transistor Q33 with a grid connected with a serial port P2_5 of a Bluetooth chip U1 through a capacitor C16 and a grounded source, a buzzer BZ1 and a resistor R129 connected between the storage battery and a drain of the field effect transistor Q33 after being connected in series, and a resistor R128 with one end connected with the grid of the field effect transistor Q33 and the other end grounded.

3. The intelligent lock controller for monitoring the dynamic state of the commercial vehicle as claimed in claim 1, wherein the number of the hall position detection circuits is three, and the first hall position detection circuit comprises a hall switch U11 with a VCC pin connected with a power supply circuit and model AR251, a capacitor C36 with one end connected with the VCC pin of the hall switch U11 and the other end grounded, a capacitor C1 with one end connected with the OUT pin of the hall switch U11 and the other end grounded, and a resistor R32 connected between the OUT pin of the hall switch U11 and the serial port P1_7 of the bluetooth chip U1.

4. The intelligent lock controller for dynamic monitoring of commercial vehicle as claimed in claim 1, it is characterized IN that the power supply circuit comprises an IN pin connected with the storage battery and a direct current chip U4 with the model number of TPS78233DDCR, a capacitor EC1, a capacitor C35, a capacitor C73 and a capacitor C74 which are connected with the IN pin of the DC chip U4 at one end and the ground at the other end after being connected IN parallel, a resistor R6 connected between the IN pin and the EN pin of the DC chip U4, a capacitor EC2 connected between the VOUT pin and the GND pin of the DC chip U4, a field effect transistor Q6 with a source connected with the IN pin of the DC chip U4, a resistor R35 connected between the source and the gate of the field effect transistor Q6, a resistor R26 with one end connected with the gate of the field effect transistor Q6, and a resistor R25 with one end connected with the drain of the field effect transistor Q6, and a resistor R24 and a capacitor C34 which are connected in parallel, one end of which is connected with the other end of the resistor R25, and the other end of which is grounded.