Control circuit and controller for petroleum fracturing instrument truck

Abstract

The utility model discloses a control circuit and a controller for a petroleum fracturing instrument truck, which relates to the technical field of fracturing instrument trucks and comprises a single chip microcomputer, a power supply unit, a network switching unit and a storage unit, the power supply unit is used for supplying power and switching circuits, the network switching unit is used for switching serial ports to network ports, and the storage unit is used for storing information. The single-chip microcomputer is connected with a power supply unit, a control unit, a network switching unit, a storage unit, an active buzzer and a detection unit. Data such as voltage and current can be sent to a communication port through an integrated circuit, so that remote communication equipment can receive and monitor the data conveniently, the system integration level is high, control can be performed in time when an emergency occurs, control dispersion is avoided, the time for finding a control switch is shortened, and the integration of a camera monitoring rocker is convenient for control of monitoring equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of fracturing instrument vehicles, in particular to a control circuit and a controller for a petroleum fracturing instrument vehicle. Background Art

[0002] The fracturing instrument vehicle is an important mechanical equipment in the oil fracturing project and is also the core of control. During the entire fracturing project, the fracturing instrument vehicle sends signals to other vehicles to ensure the orderly progress of the entire construction.

[0003] In the prior art, a variety of electrical devices are installed inside a petroleum fracturing instrument vehicle, and each device needs to be controlled separately. The control devices in the instrument vehicle are installed in a relatively scattered manner. Therefore, we propose a control circuit and controller for a petroleum fracturing instrument vehicle to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a control circuit and a controller for a petroleum fracturing instrument vehicle to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a control circuit for a petroleum fracturing instrument vehicle, comprising a single chip microcomputer,

[0006] A power supply unit, the power supply unit is used to supply power and convert the circuit;

[0007] A network switching unit, the network switching unit is used to switch the serial port to the network port;

[0008] A storage unit, the storage unit is used to store information and send data to a client receiving end;

[0009] The single chip microcomputer is connected with a power supply unit, a control unit, a network switching unit, a storage unit, an active buzzer and a detection unit.

[0010] Preferably, the power supply unit includes a socket JP1, the socket JP1 outputs a 24V power supply connected to a varistor, a diode D1 and a capacitor C6 are connected in parallel to the varistor, the capacitor C6 is connected in parallel to an inductor L1, the inductor L1 is connected in parallel to a capacitor C7, the capacitor C7 is connected in parallel to a chip U4, the chip U4 outputs a 5V power supply connected to capacitors C2 and C3, the capacitor C3 is connected to a chip U1, the chip U1 is connected to a capacitor C4, the capacitor C4 is connected in parallel to a capacitor C5, one end of the capacitor C5 outputs a 3.3V power supply, the A end and the B end of the socket JP1 are respectively connected to a fuse F2 and a fuse F1, one end of the fuse F2 and the fuse F are connected to a chip U5, an electrostatic protection diode D3 is connected in parallel to the A end and the B end of the socket JP1, and the chip U5 is connected to a single-chip computer.

[0011] Preferably, the network switching unit includes a chip U2 connected to a single-chip microcomputer, and the chip U2 is connected to a capacitor C9 and grounded.

[0012] Preferably, the storage unit includes a chip U3 connected to a single-chip microcomputer, the chip U3 is connected in parallel with a capacitor C1 and connected to a 3.3V power supply, and the connection line connecting the chip U3 to the single-chip microcomputer is connected to resistors R2, R3 and R4 and connected to a 3.3V power supply.

[0013] Preferably, the socket JP1 model is Header-5, the varistor model is 14D560, the diode D1 model is IN5819, the capacitor C6 and the capacitor C7 are both 1uF / 100V, and the chip U4 model is WRF2405S-3WR2.

[0014] Preferably, the chip U1 is AMS1117-3.3, the capacitor C3 and the capacitor C4 are both 0.1uF, the capacitor C2 and the capacitor C5 are both 10uF-1206, the chip U5 model is SP3485EN, the chip U5 is grounded, the chip U5 is connected to the resistor R6 and connected to a 3.3V power supply, the resistor R6 is 2.2k, and the fuse F2 and the fuse F1 are both 100mA.

[0015] Preferably, the chip U2 is of model USR-K7, the capacitor C9 is 100nF, and the chip U2 is grounded.

[0016] Preferably, the chip U3 is of model FM24CL16, and the resistors R2, R3 and R4 are all 100k.

[0017] A controller for a control circuit of a petroleum fracturing instrument vehicle includes a controller body, and is characterized in that: a monitoring rocker, an indicator light and an ammeter are arranged on the controller body, a button is arranged on the controller body below the ammeter, and a key and a debugging port are arranged on the controller body on one side of the button.

[0018] Preferably, a rocker circuit board, a button indicator light circuit board and a power conversion module are provided in the controller body, and a communication port and an output terminal block are provided on the side of the controller body away from the button.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. Data such as voltage and current can be sent to the communication port through the integrated circuit, which is convenient for remote communication equipment to receive and monitor data. The high system integration allows timely control in an emergency, avoiding decentralized control and reducing the time to find the control switch. The integration of the camera monitoring joystick facilitates the control of the monitoring equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the power supply unit circuit in the utility model;

[0022] Figure 2 This is a schematic diagram of the transfer network unit circuit of the utility model;

[0023] Figure 3 This is a schematic diagram of the storage unit circuit in the utility model;

[0024] Figure 4 It is a circuit diagram of the single chip microcomputer in the utility model;

[0025] Figure 5 This is a circuit diagram of a control unit in the utility model;

[0026] Figure 6 This is a schematic diagram of the detection unit circuit in the utility model;

[0027] Figure 7 It is a circuit diagram of the active buzzer in the utility model;

[0028] Figure 8 This is a schematic diagram of the reset unit circuit in the utility model;

[0029] Fig. 9 This is a schematic diagram of the structure of the controller in the utility model;

[0030] Fig.10 This is a structural diagram of the joystick circuit board in the controller of the utility model;

[0031] Fig.11 It is a schematic diagram of the structure of the communication port in the controller of the utility model.

[0032] In the figure: 1. Controller body; 2. Monitoring joystick; 3. Indicator light; 4. Ammeter; 5. Debug port; 6. Key; 7. Push button. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] See also Figure 1-11A control circuit for an oil fracturing instrument vehicle includes a single chip microcomputer, the single chip microcomputer model is STM32F103RBT6, and the single chip microcomputer is connected with a power supply unit, a control unit, a network transfer unit, a storage unit, an active buzzer, a detection unit and a reset unit.

[0035] The power supply unit is used for power supply and conversion circuit; the power supply unit includes a socket JP1, the socket JP1 outputs a 24V power supply connected to a varistor, a diode D1 and a capacitor C6 are connected in parallel to the varistor, the capacitor C6 is connected in parallel to an inductor L1, the inductor L1 is connected in parallel to a capacitor C7, the capacitor C7 is connected in parallel to a chip U4, the chip U4 outputs a 5V power supply connected to capacitors C2 and C3, the capacitor C3 is connected to chip U1, the chip U1 is connected to capacitor C4, the capacitor C4 is connected in parallel to capacitor C5, one end of the capacitor C5 outputs a 3.3V power supply, and the A end and the B end of the socket JP1 are connected to fuses respectively. F2 and fuse F1, one end of fuse F2 and fuse F is connected to chip U5, electrostatic protection diode D3 is connected in parallel to the A and B ends of socket JP1, chip U5 is connected to the microcontroller, chip U1 is AMS1117-3.3, capacitor C3 and capacitor C4 are both 0.1uF, capacitor C2 and capacitor C5 are both 10uF-1206, chip U5 model is SP3485EN, chip U5 is grounded, chip U5 is connected to resistor R6 and connected to a 3.3V power supply, resistor R6 is 2.2k, fuse F2 and fuse F1 are both 100mA.

[0036] The network transfer unit is used to transfer the serial port to the network port; the network transfer unit includes a chip U2 connected to the single-chip microcomputer, the chip U2 is connected to the capacitor C9 and grounded. The chip U2 model is USR-K7, the capacitor C9 is 100nF, and the chip U2 is grounded.

[0037] The storage unit is used to store information and send data to the client receiving end; the storage unit includes a chip U3 connected to the single-chip microcomputer, the chip U3 is connected in parallel with the capacitor C1 and connected to a 3.3V power supply, and the connection line between the chip U3 and the single-chip microcomputer is connected with resistors R2, R3 and R4 and connected to a 3.3V power supply. The chip U3 model is FM24CL16, and the resistors R2, R3 and R4 are all 100k.

[0038] The model of socket JP1 is Header-5, the model of varistor is 14D560, the model of diode D1 is IN5819, the capacitors C6 and C7 are both 1uF / 100V, and the model of chip U4 is WRF2405S-3WR2.

[0039] A controller for a vehicle control circuit of an oil fracturing instrument comprises a controller body 1, characterized in that: a monitoring rocker 2, an indicator light 3 and an ammeter 4 are provided on the controller body 1, a button 7 is provided on the controller body 1 below the ammeter 4, a button 6 and a debugging port 5 are sequentially provided on the controller body 1 on one side of the button 7, the indicator light 3 comprises a warning indicator light, a mains indicator light, an uninterruptible power supply indicator light and a generator indicator light, the debugging port 5 comprises a USB-NVR debugging port and an RJ45-SW debugging port, the button 6 comprises an idle button and an emergency stop button, the button 7 comprises a control system power button, a camera control button, a lightning arrester control button (up, stop and down), a generator start and stop button (up, stop and down), a camera button, a well site lighting button, an exhaust fan button, a channel button and two spare buttons, a rocker circuit board, a button indicator circuit board and a power conversion module are provided in the controller body 1, and a communication port and an output terminal block are provided on the side of the controller body 1 away from the button 7.

[0040] The idle speed and emergency stop buttons, voltage and current frequency meters, generator indicator lights, UPS indicator lights, mains indicator lights, overpressure alarms, main power control buttons, control system power control buttons, generator start control buttons, generator stop control buttons, lifting rod control buttons, lightning arrester control buttons, camera control buttons, spotlight control buttons, exhaust fan control buttons and camera control handles are centrally designed on a control panel; the original camera control keyboard is replaced with a control handle, which is integrated on the control panel; the debugging network interface is integrated on the control panel; the camera control handle outputs signals through the network; the meter signal is collected through the circuit board signal, and output from the back of the integrated panel using the network communication method.

[0041] Voltage, current and other data can be sent to the communication port through the integrated circuit, which is convenient for remote communication equipment to receive and monitor data. The high system integration allows timely control in emergency situations, avoids decentralized control and reduces the time to find the control switch. The integration of camera monitoring joysticks facilitates the control of monitoring equipment.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A control circuit for a petroleum fracturing instrument vehicle, comprising a single-chip microcomputer, characterized in that: A power supply unit, the power supply unit is used to supply power and convert the circuit; A network switching unit, the network switching unit is used to switch the serial port to the network port; A storage unit, the storage unit is used to store information and send data to a client receiving end; The single chip microcomputer is connected with a power supply unit, a control unit, a network switching unit, a storage unit, an active buzzer and a detection unit.

2. The control circuit for a petroleum fracturing instrument vehicle according to claim 1, characterized in that: The power supply unit includes a socket JP1, which outputs a 24V power supply connected to a varistor MOV1, a diode D1 and a capacitor C6 are connected in parallel to the varistor MOV1, the capacitor C6 is connected in parallel to an inductor L1, the inductor L1 is connected in parallel to a capacitor C7, the capacitor C7 is connected in parallel to a chip U4, the chip U4 outputs a 5V power supply connected to capacitors C2 and C3, the capacitor C3 is connected to a chip U1, the chip U1 is connected to a capacitor C4, the capacitor C4 is connected in parallel to a capacitor C5, one end of the capacitor C5 outputs a 3.3V power supply, the A end and the B end of the socket JP1 are respectively connected to a fuse F2 and a fuse F1, one end of the fuse F2 and the fuse F are connected to a chip U5, the A end and the B end of the socket JP1 are connected in parallel to an electrostatic protection diode D3, and the chip U5 is connected to a single-chip computer.

3. The control circuit for oil fracturing instrument vehicle according to claim 1, characterized in that: The network switching unit includes a chip U2 connected to a single-chip microcomputer, and the chip U2 is connected to a capacitor C9 and grounded.

4. The control circuit for a petroleum fracturing instrument vehicle according to claim 1, characterized in that: The storage unit includes a chip U3 connected to a single-chip microcomputer. The chip U3 is connected in parallel with a capacitor C1 and is connected to a 3.3V power supply. The connection line of the chip U3 connected to the single-chip microcomputer is connected to resistors R2, R3 and R4 and is connected to a 3.3V power supply.

5. The control circuit for oil fracturing instrument vehicle according to claim 2, characterized in that: The socket JP1 model is Header-5, the varistor model is 14D560, the diode D1 model is IN5819, the capacitor C6 and the capacitor C7 are both 1uF / 100V, and the chip U4 model is WRF2405S-3WR2.

6. The control circuit for a petroleum fracturing instrument vehicle according to claim 2, characterized in that: The chip U1 is AMS1117-3.3, the capacitor C3 and the capacitor C4 are both 0.1uF, the capacitor C2 and the capacitor C5 are both 10uF-1206, the chip U5 model is SP3485EN, the chip U5 is grounded, the chip U5 is connected to the resistor R6 and connected to the 3.3V power supply, the resistor R6 is 2.2k, and the fuse F2 and the fuse F1 are both 100mA.

7. The control circuit for a petroleum fracturing instrument vehicle according to claim 3, characterized in that: The chip U2 is USR-K7, the capacitor C9 is 100nF, and the chip U2 is grounded.

8. The control circuit for a petroleum fracturing instrument vehicle according to claim 4, characterized in that: The chip U3 is of model FM24CL16, and the resistors R2, R3 and R4 are all 100k.

9. A controller for a petroleum fracturing instrument vehicle control circuit according to any one of claims 1 to 5, comprising a controller body (1), characterized in that: The controller body (1) is provided with a monitoring joystick (2), an indicator light (3) and an ammeter (4); a button (7) is provided on the controller body (1) below the ammeter (4); and a key (6) and a debugging port (5) are provided in sequence on one side of the button (7) on the controller body (1).

10. The controller of the oil fracturing instrument vehicle control circuit according to claim 9, characterized in that: The controller body (1) is provided with a rocker circuit board, a button indicator light circuit board and a power conversion module, and a communication port and an output terminal block are provided on a side of the controller body (1) away from the button (7).

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