Intelligent control system for inspection before departure of aircraft refueling vehicle

Abstract

The invention discloses an intelligent control system for inspection before departure of an aircraft refueling truck, and the system comprises a sensing module which is used for the safety signal detection of multiple parts before departure; the judgment module is used for receiving a plurality of signals detected by the sensing module; and the PLC control system is used for carrying out data analysis and processing on the plurality of signal results to determine whether the refueling vehicle meets the driving safety regulations or not. Through the arrangement of the intelligent control system for checking the aircraft refueling vehicle before the aircraft refueling vehicle is driven out, multiple structures of the vehicle body can be automatically detected before the aircraft refueling vehicle is driven out, whether the vehicle body meets the requirement for vehicle driving out or not is judged according to the detection result, the safety and reliability of the aircraft refueling vehicle are improved, and the safety of the aircraft refueling vehicle is improved. Potential safety hazards caused by direct departure of the aircraft refueling truck are avoided, the safety of the use environment of the aircraft refueling truck is improved, meanwhile, the fault position of the aircraft refueling truck can be visually displayed, convenience is provided for troubleshooting of the aircraft refueling truck, and the overhauling efficiency of the aircraft refueling truck is improved.

Description

Technical Field

[0001] The invention relates to the field of vehicle inspection control systems, and in particular to an intelligent control system for inspection before a fueling vehicle is dispatched. Background Art

[0002] Aircraft refueling trucks refer to special vehicles used to refuel and pump oil for aircraft at airports. Aircraft refueling trucks play an important role in ensuring aviation safety and improving flight efficiency. They are an important component in the field of air transportation. The safe use of aircraft refueling trucks determines the safety of the aircraft site. Therefore, special attention needs to be paid to the safe use of aircraft refueling trucks.

[0003] Before the existing aircraft refueling truck is put into use, in order to ensure the safety of the vehicle body, a manual inspection of the vehicle body is usually performed. Although this can provide a certain degree of safety protection, it is not possible to conduct a detailed inspection of the structures of multiple parts in the refueling truck, which is prone to omissions in the inspection, reducing the safety of the aircraft refueling truck and also reducing the effectiveness and efficiency of troubleshooting of the refueling truck. Therefore, in order to solve the above problems, an intelligent control system for inspection before the aircraft refueling truck is proposed. Summary of the invention

[0004] The purpose of the present invention is to provide an intelligent control system for pre-departure inspection of an aircraft refueling truck to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: an intelligent control system for pre-departure inspection of an aircraft refueling vehicle, comprising:

[0006] A sensor module, which is used for detecting safety signals of multiple components before the refueling truck leaves the vehicle;

[0007] A judgment module, which receives multiple signals detected by the sensor module, judges the multiple signals one by one, and obtains the safety status of multiple components of the refueling truck;

[0008] A PLC control system receives a plurality of signal results in the judgment module, performs data analysis and processing on the plurality of signal results, and determines whether the refueling truck meets the vehicle dispatch safety regulations.

[0009] Preferably, the sensing module includes a signal sensing unit, a fault sensing unit, a moisture detector signal unit and an auxiliary fuel tank high liquid level signal unit, the signal sensing unit is used for inductive detection of sensing signals, the fault sensing unit is used for detection of fault signals, the moisture detector signal unit is used for moisture detection, and the auxiliary fuel tank high liquid level signal unit is used for detection of auxiliary fuel tank high liquid level signals.

[0010] Preferably, the signal sensing module includes an interlock proximity switch out-of-position signal unit, a brake pedal travel sensor signal unit, a static conductive wire resistance real-time measurement signal unit, a flow meter electronic header signal unit and a signal transmitter signal unit, the interlock proximity switch out-of-position signal unit is connected to the brake pedal travel sensor signal unit, the flow meter electronic header signal unit is connected to the signal transmitter signal unit, and the static conductive wire resistance real-time measurement signal unit is located between the flow meter header signal unit and the brake pedal travel sensor signal unit.

[0011] Preferably, the fault sensing unit includes a chassis CAN bus signal unit, an intelligent camera signal unit and a platform arrival signal unit, wherein the platform arrival signal unit is located below the intelligent camera signal, and the chassis CAN bus signal unit is located above the intelligent camera signal unit.

[0012] Preferably, the judgment module includes a validity judgment unit, a filter separator water content judgment unit, a fault judgment unit and an auxiliary fuel tank high liquid level judgment unit. The validity judgment unit is connected to the signal sensing module, the filter separator water content judgment unit is connected to the water detector signal unit, the fault judgment unit is connected to the fault sensing unit, and the auxiliary fuel tank high liquid level judgment unit is connected to the auxiliary fuel tank high liquid level signal unit.

[0013] Preferably, the validity judgment unit includes an interlock validity judgment unit, an electrostatic wire validity judgment unit, and a flowmeter validity judgment unit. The interlock validity judgment unit is connected to the interlock proximity switch out-of-position signal unit and the brake pedal travel sensor signal unit. The electrostatic wire validity judgment unit is connected to the electrostatic wire resistance real-time measurement signal unit. The flowmeter validity judgment unit is connected to the flowmeter electronic head signal unit and the signal transmitter signal unit.

[0014] Preferably, the fault judgment unit includes a vehicle fault judgment unit, a compliance judgment unit for walking around the vehicle inspection and a platform normal lifting judgment unit, the vehicle fault judgment unit is connected to a chassis CAN bus signal unit, the compliance judgment unit for walking around the vehicle inspection is connected to an intelligent camera signal unit, and the platform normal lifting judgment unit is connected to a platform in place signal unit.

[0015] Preferably, the PLC control system includes a pre-vehicle inspection qualified unit and a pre-vehicle inspection unqualified unit, and the PLC control system is connected to the judgment module.

[0016] Technical effects and advantages of the present invention:

[0017] The present invention sets up an intelligent control system for checking an aircraft refueling truck before it is dispatched, and can automatically detect multiple structures of the vehicle body before the aircraft refueling truck is dispatched, and judge whether the vehicle body meets the dispatching requirements according to the detection results, thereby improving the safety and reliability of the aircraft refueling truck dispatching, avoiding the potential safety hazards of the aircraft refueling truck directly dispatching, and improving the safety of the aircraft refueling truck use environment. At the same time, the aircraft refueling truck is inspected from all aspects, so that the fault location of the aircraft refueling truck can be intuitively displayed, which provides convenience for troubleshooting of the aircraft refueling truck and improves the efficiency of aircraft refueling truck maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a diagram of an intelligent control system for pre-departure inspection of an aircraft refueling vehicle according to the present invention.

[0019] Figure 2 This is the system diagram of the sensing module and judgment module. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] The present invention provides Figure 1-2 The intelligent control system for checking the aircraft refueling vehicle before it leaves the vehicle as shown comprises:

[0022] The sensor module is used for multi-component safety signal detection before the refueling truck leaves the vehicle. The automatic multi-signal detection by the sensor module before the aircraft refueling truck leaves the vehicle can ensure the safety of the aircraft refueling truck.

[0023] The judgment module receives multiple signals detected by the sensor module, judges the multiple signals one by one, and obtains the safety status of multiple components of the refueling truck. By receiving the sensor signals of the sensor module, the multiple signals of the refueling truck are judged;

[0024] PLC control system: The PLC control system receives multiple signal results in the judgment module, performs data analysis and processing on the multiple signal results, and determines whether the refueling truck meets the safety regulations for dispatching. By receiving the signal data transmitted by the judgment module, it determines whether the refueling truck can be dispatched according to the qualified or unqualified signal, thereby ensuring the safety of the refueling truck dispatching;

[0025] The sensing module includes a signal sensing unit, a fault sensing unit, a moisture detector signal unit and an auxiliary fuel tank high liquid level signal unit. The signal sensing unit is used for sensing detection of sensing signals, the fault sensing unit is used for detecting fault signals, the moisture detector signal unit is used for moisture detection, and the auxiliary fuel tank high liquid level signal unit is used for detecting auxiliary fuel tank high liquid level signals.

[0026] The signal sensing module includes an interlock proximity switch out-of-position signal unit, a brake pedal travel sensor signal unit, a static conductive wire resistance real-time measurement signal unit, a flow meter electronic header signal unit and a signal transmitter signal unit. The interlock proximity switch out-of-position signal unit is connected to the brake pedal travel sensor signal unit, the flow meter electronic header signal unit is connected to the signal transmitter signal unit, and the static conductive wire resistance real-time measurement signal unit is located between the flow meter header signal unit and the brake pedal travel sensor signal unit.

[0027] The fault sensing unit includes a chassis CAN bus signal unit, an intelligent camera signal unit and a platform arrival signal unit. The platform arrival signal unit is located below the intelligent camera signal, and the chassis CAN bus signal unit is located above the intelligent camera signal unit.

[0028] In summary, before the refueling truck leaves the vehicle, the sensor module automatically checks the refueling truck, and detects the interlock proximity switch, brake pedal travel sensor, moisture detector, chassis CAN bus, static conductive wire resistance, flow meter electronic head, signal transmitter, smart camera, whether the platform is in place and the high liquid level of the auxiliary fuel tank. The detection signal is transmitted for the interlock proximity switch, brake pedal travel sensor, moisture detector, chassis CAN bus, static conductive wire resistance, flow meter electronic head, signal transmitter, smart camera, whether the platform is in place and the high liquid level of the auxiliary fuel tank, so as to facilitate the judgment module to effectively judge the signal.

[0029] In another embodiment, the sensing module includes a signal sensing unit, a fault sensing unit, a moisture detector signal unit, an auxiliary fuel tank high liquid level signal unit, a pressure sensing unit, a temperature sensing unit, and a door lock sensing unit. The signal sensing unit is used for sensing and detecting sensing signals, the fault sensing unit is used for detecting fault signals, the moisture detector signal unit is used for moisture detection, the auxiliary fuel tank high liquid level signal unit is used for detecting auxiliary fuel tank high liquid level signals, the pressure sensing unit monitors the oil circuit pressure to ensure the normal operation of the oil circuit, the temperature sensing unit monitors the fuel tank temperature to ensure that the oil temperature is qualified, and the door lock sensing unit is used to detect the door lock status of the refueling truck to ensure that the door lock is in a closed state before the refueling truck leaves. Through the setting of the sensing module, multiple structures of the refueling truck can be detected with high detection efficiency and strong effectiveness.

[0030] The judgment module includes a validity judgment unit, a filter separator water content judgment unit, a fault judgment unit and an auxiliary fuel tank high liquid level judgment unit. The validity judgment unit is connected to the signal sensing module, the filter separator water content judgment unit is connected to the water detector signal unit, the fault judgment unit is connected to the fault sensing unit, and the auxiliary fuel tank high liquid level judgment unit is connected to the auxiliary fuel tank high liquid level signal unit.

[0031] The validity judgment unit includes an interlock validity judgment unit, an electrostatic wire validity judgment unit, and a flowmeter validity judgment unit. The interlock validity judgment unit is connected to the interlock proximity switch off-position signal unit and the brake pedal travel sensor signal unit. The electrostatic wire validity judgment unit is connected to the electrostatic wire resistance real-time measurement signal unit. The flowmeter validity judgment unit is connected to the flowmeter electronic head signal unit and the signal transmitter signal unit.

[0032] The fault judgment unit includes a vehicle fault judgment unit, a compliance judgment unit for walking around the vehicle inspection and a platform normal lifting judgment unit. The vehicle fault judgment unit is connected to the chassis CAN bus signal unit, the compliance judgment unit for walking around the vehicle inspection is connected to the intelligent camera signal unit, and the platform normal lifting judgment unit is connected to the platform in place signal unit.

[0033] In summary, for the interlock proximity switch, brake pedal travel sensor, moisture detector, chassis CAN bus, static conductive wire resistance, flow meter electronic head, signal transmitter, smart camera, platform in place and auxiliary fuel tank high liquid level detection signals in the refueling truck, the interlock validity judgment unit, the filter separator moisture judgment unit, the vehicle fault judgment unit, the static conductive wire validity judgment unit, the flow meter validity judgment unit, the vehicle walk-around inspection compliance judgment unit, the platform no abnormal rise judgment unit and the auxiliary fuel tank high liquid level judgment unit judge the corresponding received signals, and the judgment results are transmitted to the PLC control system, so that the PLC control system can know the qualified status of the refueling truck.

[0034] In another embodiment, the judgment module includes an effectiveness judgment unit, a filter separator moisture judgment unit, a fault judgment unit, an auxiliary fuel tank high liquid level judgment unit, a logic control unit, and a communication unit. The effectiveness judgment unit is connected to the signal sensing module, the filter separator moisture judgment unit is connected to the moisture detector signal unit, the fault judgment unit is connected to the fault sensing unit, the auxiliary fuel tank high liquid level judgment unit is connected to the auxiliary fuel tank high liquid level signal unit, the logic control unit receives the sensor signal and judges whether the vehicle dispatching conditions are met, the communication unit is used to communicate with the PLC control system and transmit the judged data to the PLC control system. Through the setting of the judgment module, the detection data of various parts of the refueling truck can be judged, which improves the effectiveness of the detection data and also provides further guarantee for vehicle dispatching safety.

[0035] The PLC control system includes a qualified inspection unit and an unqualified inspection unit. The PLC control system is connected to the judgment module. The PLC control system receives the judgment signal of the judgment module and obtains a qualified or unqualified result. When the PLC control system displays a qualified result, the refueling truck will be dispatched normally. When the PLC control system displays an unqualified result, the unqualified items will be displayed to facilitate relevant personnel to carry out timely maintenance of the unqualified items.

[0036] The PLC control system includes a control and automation module, a data acquisition and processing module, and a human-computer interaction module. The control and automation module can execute control instructions so that the PLC receives data from the judgment module according to a preset program and makes decisions on the data, thereby determining whether the vehicle is eligible to go out. The data acquisition and processing module can collect data in real time. By connecting multiple sensors, it can collect various data of the refueling truck in real time, and can also analyze and process the received data, such as calculating the average value of the data. The human-computer interaction module can provide a touch screen and other methods to realize human-computer interaction, thereby facilitating the operator to set relevant parameters, etc., and facilitating remote control of the PLC system through network connection.

[0037] In summary, by inspecting the aircraft refueling truck before it goes out, the safety of the aircraft refueling truck can be guaranteed, the safety and reliability of the aircraft refueling truck's use can be improved, the phenomenon of omissions that are easy to occur in manual inspections can be avoided, and the comprehensiveness of the aircraft refueling truck's inspection can be improved. At the same time, when a malfunction occurs in the aircraft refueling truck, the fault location can be intuitively known, allowing maintenance personnel to eliminate the fault location in time, which provides convenience for the maintenance of the aircraft refueling truck and improves the convenience and efficiency of troubleshooting the aircraft refueling truck.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An intelligent control system for pre-departure inspection of an aircraft refueling vehicle, characterized in that: include: A sensor module, which is used for detecting safety signals of multiple components before the refueling truck leaves the vehicle; A judgment module, which receives multiple signals detected by the sensor module, judges the multiple signals one by one, and obtains the safety status of multiple components of the refueling truck; A PLC control system receives a plurality of signal results in the judgment module, performs data analysis and processing on the plurality of signal results, and determines whether the refueling truck meets the vehicle dispatch safety regulations.

2. According to claim 1, the intelligent control system for pre-departure inspection of aircraft refueling vehicles is characterized in that: The sensing module includes a signal sensing unit, a fault sensing unit, a moisture detector signal unit and an auxiliary fuel tank high liquid level signal unit. The signal sensing unit is used for sensing detection of sensing signals, the fault sensing unit is used for detecting fault signals, the moisture detector signal unit is used for moisture detection, and the auxiliary fuel tank high liquid level signal unit is used for detecting auxiliary fuel tank high liquid level signals.

3. According to claim 1, the intelligent control system for pre-departure inspection of an aircraft refueling vehicle is characterized in that: The signal sensing module includes an interlock proximity switch out-of-position signal unit, a brake pedal travel sensor signal unit, a static conductive wire resistance real-time measurement signal unit, a flow meter electronic header signal unit and a signal transmitter signal unit. The interlock proximity switch out-of-position signal unit is connected to the brake pedal travel sensor signal unit, the flow meter electronic header signal unit is connected to the signal transmitter signal unit, and the static conductive wire resistance real-time measurement signal unit is located between the flow meter header signal unit and the brake pedal travel sensor signal unit.

4. The intelligent control system for pre-departure inspection of an aircraft refueling vehicle according to claim 1 is characterized in that: The fault sensing unit includes a chassis CAN bus signal unit, an intelligent camera signal unit and a platform arrival signal unit, wherein the platform arrival signal unit is located below the intelligent camera signal unit, and the chassis CAN bus signal unit is located above the intelligent camera signal unit.

5. The intelligent control system for pre-departure inspection of an aircraft refueling vehicle according to claim 1 is characterized in that: The judgment module includes a validity judgment unit, a filter separator water content judgment unit, a fault judgment unit and an auxiliary fuel tank high liquid level judgment unit. The validity judgment unit is connected to the signal sensing module, the filter separator water content judgment unit is connected to the water detector signal unit, the fault judgment unit is connected to the fault sensing unit, and the auxiliary fuel tank high liquid level judgment unit is connected to the auxiliary fuel tank high liquid level signal unit.

6. The intelligent control system for pre-departure inspection of an aircraft refueling vehicle according to claim 1 is characterized in that: The validity judgment unit includes an interlock validity judgment unit, an electrostatic wire validity judgment unit, and a flowmeter validity judgment unit. The interlock validity judgment unit is connected to the interlock proximity switch off-position signal unit and the brake pedal travel sensor signal unit. The electrostatic wire validity judgment unit is connected to the electrostatic wire resistance real-time measurement signal unit. The flowmeter validity judgment unit is connected to the flowmeter electronic head signal unit and the signal transmitter signal unit.

7. The intelligent control system for pre-departure inspection of an aircraft refueling vehicle according to claim 1 is characterized in that: The fault judgment unit includes a vehicle fault judgment unit, a compliance judgment unit for walking around the vehicle for inspection, and a platform normal lifting judgment unit. The vehicle fault judgment unit is connected to a chassis CAN bus signal unit, the compliance judgment unit for walking around the vehicle for inspection is connected to an intelligent camera signal unit, and the platform normal lifting judgment unit is connected to a platform in place signal unit.

8. The intelligent control system for pre-departure inspection of an aircraft refueling vehicle according to claim 1 is characterized in that: The PLC control system comprises a qualified inspection unit and a unqualified inspection unit, and the PLC control system is connected to a judgment module.

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