A driving intelligent data collection terminal

Abstract

The utility model relates to a driving intelligent acquisition terminal, which solves the problem of low efficiency of existing driving fault detection, and includes a main control module, a power module, a wireless communication module and a driving information acquisition module. The power module supplies power to the main control module and the wireless communication module, the signal output end of the driving information acquisition module is connected to the main control module, and the power end of the main control module is connected to the power end of the wireless communication module. The driving information acquisition module transmits the collected driving information to the main control module, and the main control module sends the received driving information signal through the wireless communication module, so that the signal receiver can grasp the working status of the driving in real time, and can eliminate the driving fault in time once it occurs, so that the fault detection and maintenance efficiency is high.

Description

Technical Field

[0001] The utility model relates to a vehicle driving information detection device, in particular to a vehicle driving intelligent collection terminal. Background Art

[0002] Various faults are prone to occur during the operation of the crane, such as phase sequence fault, overload fault, overspeed fault, frequency conversion fault, trolley left limit fault, trolley right limit fault, truck front limit fault and truck rear limit fault, etc. When a fault occurs during operation, the staff cannot quickly detect the fault information, the inspection and maintenance time of the crane is relatively long, and the inspection efficiency is low, which affects the work efficiency of the crane. Utility Model Content

[0003] The utility model aims to solve the problem of low efficiency of existing vehicle fault detection.

[0004] The technical solution adopted to solve the technical problems raised by the utility model is as follows: the intelligent driving information collection terminal of the utility model includes a main control module, a power module, a wireless communication module and a driving information collection module. The power module supplies power to the main control module and the wireless communication module. The signal output end of the driving information collection module is connected to the main control module, and the power end of the main control module is connected to the power end of the wireless communication module.

[0005] The technical solutions further defining the utility model include:

[0006] The vehicle intelligent data collection terminal also includes an RS232 communication module. The signal input end of the RS232 communication module is used to connect with the vehicle, and the signal output end of the RS232 communication module is connected with the wireless communication module.

[0007] The vehicle driving intelligent data collection terminal also includes an RS485 communication module. The signal input end of the RS485 communication module is used to connect with the vehicle driving, and the signal output end of the RS485 communication module is connected with the wireless communication module.

[0008] The driving information collection module includes a phase sequence information collection circuit, an overload information collection circuit, an overspeed information collection circuit, a frequency conversion information collection circuit, a trolley left limit information collection circuit, a trolley right limit information collection circuit, a large vehicle front limit information collection circuit and a large vehicle rear limit information collection circuit.

[0009] The phase sequence information acquisition circuit includes a resistor R8, a resistor R9 and an optocoupler U1. One end of the resistor R8 is connected to the driving vehicle as a signal input end, and the other end of the resistor R8 is connected to the primary negative electrode of the optocoupler U1 through R9. The primary positive electrode of the optocoupler U1 is connected to the positive electrode of the power supply, the secondary negative electrode of the optocoupler U1 is grounded, and the secondary positive electrode of the optocoupler U1 is respectively connected to the 3.3V power supply and the main control module. The overload information acquisition circuit, the overspeed information acquisition circuit, the frequency conversion information acquisition circuit, the trolley left limit information acquisition circuit, the trolley right limit information acquisition circuit, the large vehicle front limit information acquisition circuit, and the large vehicle rear limit information acquisition circuit have the same structure as the phase sequence information acquisition circuit.

[0010] A capacitor C5 is connected between the common end of the resistor R8 and the resistor R9 and the positive electrode of the power supply, a resistor R27 is connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U1, and a capacitor C9 is also connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U1; the secondary positive electrode of the optocoupler U1 is connected to the 3.3V power supply through the resistor R37, and a capacitor C29 is connected between the secondary positive electrode and the secondary negative electrode of the optocoupler U1.

[0011] The power supply module includes a first power supply conversion module, a buck converter U4, a buck converter U3 and a power supply isolation module. The first power supply conversion module is connected to the input end of the buck converter U4, the output end of the buck converter U4 is connected to the input end of the buck converter U3, and the main control module is connected to the output end of the buck converter U3; the output end of the buck converter U4 is also connected to the power supply isolation module, and the main control module is connected to the output end of the power supply isolation module.

[0012] The wireless communication module comprises a mobile communication chip and a SIM card interface, a USB interface and an antenna respectively connected to the mobile communication chip.

[0013] The reset terminal of the mobile communication chip is connected with a watchdog.

[0014] The power supply module includes a second power supply conversion module and a voltage difference linear regulator. The wireless communication module is connected to the output end of the second power supply conversion module. The output end of the second power supply conversion module is connected to the input end of the voltage difference linear regulator. The wireless communication module is also connected to the output end of the voltage difference linear regulator.

[0015] Through the above technical scheme, the beneficial effects of the utility model are as follows: the intelligent driving information collection terminal of the utility model includes a main control module, a power module, a wireless communication module and a driving information collection module. The power module supplies power to the main control module and the wireless communication module. The signal output end of the driving information collection module is connected to the main control module, and the power end of the main control module is connected to the power end of the wireless communication module. The driving information collection module transmits the collected driving information to the main control module, and the main control module sends the received driving information signal through the wireless communication module, so that the signal receiver can grasp the working status of the driving in real time, and once a driving fault occurs, it can be eliminated in time, so that the fault detection and maintenance efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a circuit block diagram of a vehicle driving intelligent data collection terminal.

[0017] Figure 2 The utility model is a circuit schematic diagram of a main control module of a vehicle driving intelligent data collection terminal.

[0018] Figure 3 The utility model discloses a circuit schematic diagram of a phase sequence information collection circuit and an overload information collection circuit of a vehicle driving intelligent collection terminal.

[0019] Figure 4 The utility model discloses a circuit schematic diagram of a vehicle front limit information collection circuit and a vehicle rear limit information collection circuit of a vehicle driving intelligent collection terminal.

[0020] Figure 5 The utility model discloses a circuit schematic diagram of a trolley left limit information collection circuit and a trolley right limit information collection circuit of a driving intelligent collection terminal.

[0021] Figure 6 The utility model discloses a circuit schematic diagram of an overspeed information collection circuit and a frequency conversion information collection circuit of a vehicle driving intelligent collection terminal.

[0022] Figure 7 This is a circuit schematic diagram of a first power conversion module of a vehicle intelligent data collection terminal according to the utility model.

[0023] Figure 8 The utility model is a circuit diagram of a step-down converter of a vehicle intelligent data collection terminal.

[0024] Fig. 9 The utility model is a circuit schematic diagram of a power isolation module of a vehicle intelligent data collection terminal.

[0025] Fig.10This is a circuit schematic diagram of the serial interface CN1, the serial interface CN2 and the serial interface J2 of a vehicle driving intelligent data collection terminal of the utility model.

[0026] Fig.11 The utility model is a circuit diagram of a mobile communication chip of a vehicle intelligent data collection terminal.

[0027] Fig.12 The utility model discloses a circuit schematic diagram of a SIM card interface, a USB interface, an antenna and a watchdog of a vehicle driving intelligent data collection terminal.

[0028] Fig.13 This is a circuit schematic diagram of a second power conversion module and a voltage difference linear regulator of a vehicle driving intelligent data collection terminal of the utility model.

[0029] Fig.14 The utility model discloses a circuit schematic diagram of an RS232 communication module and an RS485 communication module of a vehicle intelligent data collection terminal. DETAILED DESCRIPTION

[0030] The structure of the utility model is further described below in conjunction with the accompanying drawings.

[0031] Reference Figures 1 to 14 A driving intelligent collection terminal includes a main control module, a power module, a wireless communication module and a driving information collection module. The power module supplies power to the main control module and the wireless communication module. The signal output end of the driving information collection module is connected to the main control module. The power end of the main control module is connected to the power end of the wireless communication module through a series interface CN2. The driving information collection module transmits the collected driving information to the main control module, and the main control module sends the received driving information signal through the wireless communication module, so that the signal receiver can grasp the working status of the driving in real time, and can eliminate the driving fault in time once it occurs, so that the fault detection and maintenance efficiency is high.

[0032] In this embodiment, the vehicle intelligent data acquisition terminal also includes an RS232 communication module, the signal input end of the RS232 communication module is used to connect to the vehicle, and the signal output end of the RS232 communication module is connected to the wireless communication module. The RS232 communication module sends the received vehicle signal through the wireless communication module, so that the signal receiver can grasp the working status of the vehicle in real time, and can eliminate the vehicle fault in time once it occurs, so that the fault detection and maintenance efficiency is high.

[0033] In this embodiment, the driving intelligent data acquisition terminal also includes an RS485 communication module, the signal input end of the RS485 communication module is used to connect with the driving, and the signal output end of the RS485 communication module is connected with the wireless communication module. The RS485 communication module sends the received driving signal through the wireless communication module, so that the signal receiver can grasp the working status of the driving in real time, and can eliminate the driving fault in time once it occurs, so that the fault detection and maintenance efficiency is high.

[0034] In this embodiment, the driving information acquisition module includes a phase sequence information acquisition circuit, an overload information acquisition circuit, an overspeed information acquisition circuit, a frequency conversion information acquisition circuit, a trolley left limit information acquisition circuit, a trolley right limit information acquisition circuit, a large vehicle front limit information acquisition circuit, and a large vehicle rear limit information acquisition circuit. The signal input end of the driving information acquisition module is provided with a series interface CN1, and the series interface CN1 is connected to the driving vehicle. The main control module is connected with a series interface J2, and the series interface J2 is connected to the driving vehicle. The phase sequence information acquisition circuit includes a resistor R8, a resistor R9, and an optical coupler U1. One end of the resistor R8 is connected to the driving vehicle as a signal input end, and the other end of the resistor R8 is connected to the primary negative electrode of the optical coupler U1 through R9. The primary positive electrode of the optical coupler U1 is connected to the positive electrode of the power supply, the secondary negative electrode of the optical coupler U1 is grounded, and the secondary positive electrode of the optical coupler U1 is respectively connected to the 3.3V power supply and the main control module. During specific implementation, a capacitor C5 is connected between the common end of resistors R8 and R9 and the positive pole of the power supply, a resistor R27 is connected between the positive pole of the power supply and the primary negative pole of the optocoupler U1, and a capacitor C9 is also connected between the positive pole of the power supply and the primary negative pole of the optocoupler U1; the secondary positive pole of the optocoupler U1 is connected to the 3.3V power supply through a resistor R37, and a capacitor C29 is connected between the secondary positive pole and the secondary negative pole of the optocoupler U1, thereby improving the stability of the circuit. The optocoupler U1 can adopt an optocoupler of model LTV356. The overspeed information acquisition circuit, the frequency conversion information acquisition circuit, the trolley left limit information acquisition circuit, the trolley right limit information acquisition circuit, the truck front limit information acquisition circuit, and the truck rear limit information acquisition circuit have the same structure as the phase sequence information acquisition circuit.

[0035] In this embodiment, the overload information collection circuit includes a resistor R10, a resistor R11 and an optical coupler U2, one end of the resistor R10 is connected to the driving as a signal input end, the other end of the resistor R10 is connected to the primary negative electrode of the optical coupler U2 through R11, the primary positive electrode of the optical coupler U2 is connected to the positive electrode of the power supply, the secondary negative electrode of the optical coupler U2 is grounded, and the secondary positive electrode of the optical coupler U2 is respectively connected to the 3.3V power supply and the main control module. In specific implementation, a capacitor C6 is connected between the common end of the resistor R10 and the resistor R11 and the positive electrode of the power supply, a resistor R28 is connected between the positive electrode of the power supply and the primary negative electrode of the optical coupler U2, and a capacitor C10 is also connected between the positive electrode of the power supply and the primary negative electrode of the optical coupler U2; the secondary positive electrode of the optical coupler U2 is connected to the 3.3V power supply through a resistor R38, and a capacitor C30 is connected between the secondary positive electrode and the secondary negative electrode of the optical coupler U2, thereby improving the stability of the circuit. The optical coupler U2 can use an optical coupler of model LTV356.

[0036] In this embodiment, the front limit information collection circuit of the large vehicle includes a resistor R12, a resistor R13 and an optocoupler U3, one end of the resistor R12 is connected to the driving vehicle as a signal input end, the other end of the resistor R12 is connected to the primary negative electrode of the optocoupler U3 through R13, the primary positive electrode of the optocoupler U3 is connected to the positive electrode of the power supply, the secondary negative electrode of the optocoupler U3 is grounded, and the secondary positive electrode of the optocoupler U3 is respectively connected to the 3.3V power supply and the main control module. In specific implementation, a capacitor C7 is connected between the common end of the resistor R12 and the resistor R13 and the positive electrode of the power supply, a resistor R29 is connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U3, and a capacitor C11 is also connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U3; the secondary positive electrode of the optocoupler U3 is connected to the 3.3V power supply through a resistor R39, and a capacitor C31 is connected between the secondary positive electrode and the secondary negative electrode of the optocoupler U3, thereby improving the stability of the circuit. The optocoupler U3 may be an optocoupler of model LTV356.

[0037] In this embodiment, the rear limit information collection circuit of the large vehicle includes a resistor R14, a resistor R15 and an optocoupler U4, one end of the resistor R14 is connected to the driving vehicle as a signal input end, the other end of the resistor R14 is connected to the primary negative electrode of the optocoupler U4 through R15, the primary positive electrode of the optocoupler U4 is connected to the positive electrode of the power supply, the secondary negative electrode of the optocoupler U4 is grounded, and the secondary positive electrode of the optocoupler U4 is respectively connected to the 3.3V power supply and the main control module. In specific implementation, a capacitor C8 is connected between the common end of the resistor R14 and the resistor R15 and the positive electrode of the power supply, a resistor R30 is connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U4, and a capacitor C12 is also connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U4; the secondary positive electrode of the optocoupler U4 is connected to the 3.3V power supply through a resistor R40, and a capacitor C32 is connected between the secondary positive electrode and the secondary negative electrode of the optocoupler U4, thereby improving the stability of the circuit. The optocoupler U4 may be an optocoupler of model LTV356.

[0038] In this embodiment, the left limit information collection circuit of the trolley includes a resistor R16, a resistor R20 and an optocoupler U5, one end of the resistor R16 is connected to the driving vehicle as a signal input end, the other end of the resistor R16 is connected to the primary negative electrode of the optocoupler U5 through R20, the primary positive electrode of the optocoupler U5 is connected to the positive electrode of the power supply, the secondary negative electrode of the optocoupler U5 is grounded, and the secondary positive electrode of the optocoupler U5 is connected to the 3.3V power supply and the main control module respectively. In specific implementation, a capacitor C14 is connected between the common end of the resistor R16 and the resistor R20 and the positive electrode of the power supply, a resistor R31 is connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U5, and a capacitor C13 is also connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U5; the secondary positive electrode of the optocoupler U5 is connected to the 3.3V power supply through a resistor R41, and a capacitor C33 is connected between the secondary positive electrode and the secondary negative electrode of the optocoupler U5, thereby improving the stability of the circuit. The optical coupler U5 may be an optical coupler of model LTV356.

[0039] In this embodiment, the right limit information collection circuit of the trolley includes a resistor R17, a resistor R21 and an optocoupler U6, one end of the resistor R17 is connected to the driving vehicle as a signal input end, the other end of the resistor R17 is connected to the primary negative electrode of the optocoupler U6 through R21, the primary positive electrode of the optocoupler U6 is connected to the positive electrode of the power supply, the secondary negative electrode of the optocoupler U6 is grounded, and the secondary positive electrode of the optocoupler U6 is connected to the 3.3V power supply and the main control module. In specific implementation, a capacitor C16 is connected between the common end of the resistor R17 and the resistor R21 and the positive electrode of the power supply, a resistor R32 is connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U6, and a capacitor C15 is also connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U6; the secondary positive electrode of the optocoupler U6 is connected to the 3.3V power supply through a resistor R42, and a capacitor C34 is connected between the secondary positive electrode and the secondary negative electrode of the optocoupler U6, thereby improving the stability of the circuit. The optocoupler U6 may be an optocoupler of model LTV356.

[0040] In this embodiment, the overspeed information collection circuit includes a resistor R18, a resistor R22 and an optical coupler U7, one end of the resistor R18 is connected to the driving as a signal input end, the other end of the resistor R18 is connected to the primary negative electrode of the optical coupler U7 through R22, the primary positive electrode of the optical coupler U7 is connected to the positive electrode of the power supply, the secondary negative electrode of the optical coupler U7 is grounded, and the secondary positive electrode of the optical coupler U7 is connected to the 3.3V power supply and the main control module. In specific implementation, a capacitor C18 is connected between the common end of the resistor R18 and the resistor R22 and the positive electrode of the power supply, a resistor R33 is connected between the positive electrode of the power supply and the primary negative electrode of the optical coupler U7, and a capacitor C17 is also connected between the positive electrode of the power supply and the primary negative electrode of the optical coupler U7; the secondary positive electrode of the optical coupler U7 is connected to the 3.3V power supply through a resistor R43, and a capacitor C35 is connected between the secondary positive electrode and the secondary negative electrode of the optical coupler U7, thereby improving the stability of the circuit. The optical coupler U7 can use an optical coupler of model LTV356.

[0041] In this embodiment, the frequency conversion information acquisition circuit includes a resistor R19, a resistor R23 and an optical coupler U8, one end of the resistor R19 is connected to the driving as a signal input end, the other end of the resistor R19 is connected to the primary negative electrode of the optical coupler U8 through R23, the primary positive electrode of the optical coupler U8 is connected to the positive electrode of the power supply, the secondary negative electrode of the optical coupler U8 is grounded, and the secondary positive electrode of the optical coupler U8 is respectively connected to the 3.3V power supply and the main control module. In specific implementation, a capacitor C20 is connected between the common end of the resistor R19 and the resistor R23 and the positive electrode of the power supply, a resistor R34 is connected between the positive electrode of the power supply and the primary negative electrode of the optical coupler U8, and a capacitor C19 is also connected between the positive electrode of the power supply and the primary negative electrode of the optical coupler U8; the secondary positive electrode of the optical coupler U8 is connected to the 3.3V power supply through a resistor R44, and a capacitor C36 is connected between the secondary positive electrode and the secondary negative electrode of the optical coupler U8, thereby improving the stability of the circuit. The optical coupler U8 can use an optical coupler of model LTV356.

[0042] In this embodiment, the power module includes a first power conversion module, a buck converter U4, a buck converter U3 and a power isolation module. The first power conversion module is connected to the input end of the buck converter U4, the output end of the buck converter U4 is connected to the input end of the buck converter U3, and the main control module is connected to the output end of the buck converter U3; the output end of the buck converter U4 is also connected to the power isolation module, and the main control module is connected to the output end of the power isolation module. The first power conversion module converts 36VACL into 48VDC, the buck converter U4 converts 48VDC into 5V, and the buck converter U3 converts 5V into 3.3V. The main control module is connected to the 3.3V output end of the buck converter U3. The power isolation module is connected to the 5V output end of the buck converter, and the power isolation module outputs an isolated voltage of 5V. The main control module is connected to the 5V output end of the power isolation module.

[0043] In this embodiment, the power module includes a second power conversion module and a differential voltage linear regulator, the wireless communication module is connected to the output end of the second power conversion module, the output end of the second power conversion module is connected to the input end of the differential voltage linear regulator, and the wireless communication module is also connected to the output end of the differential voltage linear regulator. The second power conversion module converts 25V into 3.8V, the differential voltage linear regulator converts 3.8V into 3.3V, and the wireless communication module is connected to the 3.8V output end. The wireless communication module is also connected to the 3.3V output end.

[0044] In this embodiment, the wireless communication module includes a mobile communication chip and a SIM card interface, a USB interface and an antenna respectively connected to the mobile communication chip. The SIM card interface can be a SIM card 1 interface and a SIM card 2 interface. In specific implementation, multiple SIM card interfaces can be provided as needed.

[0045] In this embodiment, the reset terminal of the mobile communication chip is connected to a watchdog. When the mobile communication chip fails, the watchdog resets the mobile communication chip to an initial state.

[0046] Although the specific implementation of the utility model is described in detail in conjunction with the drawings, it should not be understood as limiting the protection scope of the utility model. Within the scope described in the claims, various modifications and variations that can be made by those skilled in the art without creative work still belong to the protection scope of the utility model.

Claims

1. A driving intelligent data collection terminal, characterized by: The driving intelligent collection terminal includes a main control module, a power module, a wireless communication module and a driving information collection module. The power module supplies power to the main control module and the wireless communication module. The signal output end of the driving information collection module is connected to the main control module, and the power end of the main control module is connected to the power end of the wireless communication module; the driving information collection module includes a phase sequence information collection circuit, an overload information collection circuit, an overspeed information collection circuit, a frequency conversion information collection circuit, a trolley left limit information collection circuit, a trolley right limit information collection circuit, a large vehicle front limit information collection circuit and a large vehicle rear limit information collection circuit.

2. The vehicle intelligent data collection terminal according to claim 1, characterized in that: The vehicle intelligent data collection terminal also includes an RS232 communication module. The signal input end of the RS232 communication module is used to connect with the vehicle, and the signal output end of the RS232 communication module is connected with the wireless communication module.

3. The vehicle intelligent data collection terminal according to claim 1, characterized in that: The vehicle driving intelligent data collection terminal also includes an RS485 communication module. The signal input end of the RS485 communication module is used to connect with the vehicle driving, and the signal output end of the RS485 communication module is connected with the wireless communication module.

4. The vehicle intelligent data collection terminal according to claim 1, characterized in that: The phase sequence information acquisition circuit includes a resistor R8, a resistor R9 and an optocoupler U1. One end of the resistor R8 is connected to the driving vehicle as a signal input end, and the other end of the resistor R8 is connected to the primary negative electrode of the optocoupler U1 through R9. The primary positive electrode of the optocoupler U1 is connected to the positive electrode of the power supply, the secondary negative electrode of the optocoupler U1 is grounded, and the secondary positive electrode of the optocoupler U1 is respectively connected to the 3.3V power supply and the main control module. The overload information acquisition circuit, the overspeed information acquisition circuit, the frequency conversion information acquisition circuit, the trolley left limit information acquisition circuit, the trolley right limit information acquisition circuit, the large vehicle front limit information acquisition circuit, and the large vehicle rear limit information acquisition circuit have the same structure as the phase sequence information acquisition circuit.

5. The vehicle intelligent data collection terminal according to claim 4, characterized in that: A capacitor C5 is connected between the common end of the resistor R8 and the resistor R9 and the positive electrode of the power supply, a resistor R27 is connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U1, and a capacitor C9 is also connected between the positive electrode of the power supply and the primary negative electrode of the optocoupler U1; the secondary positive electrode of the optocoupler U1 is connected to the 3.3V power supply through the resistor R37, and a capacitor C29 is connected between the secondary positive electrode and the secondary negative electrode of the optocoupler U1.

6. The vehicle intelligent data collection terminal according to claim 1, characterized in that: The power supply module includes a first power supply conversion module, a buck converter U4, a buck converter U3 and a power supply isolation module. The first power supply conversion module is connected to the input end of the buck converter U4, the output end of the buck converter U4 is connected to the input end of the buck converter U3, and the main control module is connected to the output end of the buck converter U3; the output end of the buck converter U4 is also connected to the power supply isolation module, and the main control module is connected to the output end of the power supply isolation module.

7. The vehicle driving intelligent data collection terminal according to claim 1, characterized in that: The wireless communication module comprises a mobile communication chip and a SIM card interface, a USB interface and an antenna respectively connected to the mobile communication chip.

8. The vehicle intelligent data collection terminal according to claim 7, characterized in that: The reset terminal of the mobile communication chip is connected with a watchdog.

9. The vehicle driving intelligent data collection terminal according to claim 1, characterized in that: The power supply module includes a second power supply conversion module and a voltage difference linear regulator. The wireless communication module is connected to the output end of the second power supply conversion module. The output end of the second power supply conversion module is connected to the input end of the voltage difference linear regulator. The wireless communication module is also connected to the output end of the voltage difference linear regulator.

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