CN112455718B - Novel spraying operation method and device for airplane deicing fluid - Google Patents
Novel spraying operation method and device for airplane deicing fluid Download PDFInfo
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- CN112455718B CN112455718B CN202011259426.0A CN202011259426A CN112455718B CN 112455718 B CN112455718 B CN 112455718B CN 202011259426 A CN202011259426 A CN 202011259426A CN 112455718 B CN112455718 B CN 112455718B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/20—Ground installations for de-icing aircraft
- B64F5/23—Ground installations for de-icing aircraft by liquid application; Spraying installations therefor, e.g. fitted on vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
The application relates to the field of aircraft deicing in civil airports, in particular to a novel spraying operation method and a novel spraying operation device for aircraft deicing liquid, and the method comprises the following steps: a1, filling the deicing fluid into deicing fluid storage tanks by a deicing fluid transfer tank truck for respective storage; the telescopic arm is in a deicing preparation attitude; a2, when the aircraft enters a specified deicing position, the remote operation system controls the telescopic arm to rotate and stretch according to a set posture; a3, after the telescopic arm reaches the deicing starting point posture, the remote operation system controls a liquid supply pump of the deicing liquid storage box; a4: the telescopic arm reversely returns to the deicing starting point posture from the deicing terminal posture; the invention uses the design of a fixed mechanical arm for carrying the monitor and the probe, and the tail end of the mechanical arm does not load operating personnel any more, thereby greatly reducing the strength requirement of the mechanical arm and reducing the equipment cost. The deicing fluid is accurately sprayed at the optimal path route and speed by combining the remote control technology and the 5G, the efficiency is high, the time is controllable, and the using amount of the deicing fluid is saved.
Description
Technical Field
The application relates to the field of aircraft deicing in civil airports, in particular to a novel spraying operation method and device for aircraft deicing liquid.
Background
At present, the spraying of deicing fluid to airplanes in airports is mainly realized through deicing vehicles. The deicing vehicle uses the mechanical arm to lift the operating personnel and the spray head in the air, and deicing fluid spraying operation is carried out through manually operating the mechanical arm and the spray head. This approach is highly dependent on manual labor. The spraying and stopping are difficult to accurately control due to the influence of the technical level and concentration degree of operators, and the using amount of the deicing fluid is always wasted; the deicing vehicle frequently moves around the aircraft, and the risk of scratching the aircraft exists; meanwhile, deicing operators carry out aerial work in an operation cabin at the tail end of the mechanical arm of the deicing vehicle, the mechanical arm and the vehicle are required to be higher in stability, and equipment cost is increased.
In the prior art, for example, the patent CN201920140814.3 discloses an airplane deicing vehicle capable of independently lifting an operation cabin, which comprises an automobile chassis, an auxiliary beam assembly, a high-altitude arm mechanism and an operation cabin, the device comprises a waterway control system, a hydraulic control system and a rotary spraying mechanism, wherein a control system is arranged in an operating cabin, an arm rotating mechanism and an operating cabin mechanism are arranged on an auxiliary beam assembly, a high-altitude arm mechanism is arranged on the arm rotating mechanism, the lower end of the arm rotating mechanism is connected with the auxiliary beam assembly, the upper end of the arm rotating mechanism is hinged with the high-altitude arm mechanism, the high-altitude arm mechanism comprises a lower arm, an upper arm and a lifting hydraulic cylinder, the rotary spraying mechanism is arranged on the upper arm, the operating cabin mechanism comprises an operating cabin and a lifting mechanism, the upper end face of the lifting mechanism is fixedly connected with the bottom face of the operating cabin, the lower end of the lifting mechanism is fixedly connected with a frame of an automobile chassis, and a display screen, a spraying operating handle and a high-altitude arm operating handle are arranged in the operating cabin. Although the operation of spraying of deicing fluid can be realized to above-mentioned patent, the vehicle must frequently move around the aircraft, has the aircraft potential safety hazard of scraping, and operating personnel is located the interior high altitude construction of operating compartment, and the steadiness requirement to mechanical structure is high.
Like patent CN201210066297.2 intelligent aircraft deicing sprinkler system, another intelligent aircraft deicing sprinkler system is disclosed, its technical characterstic is: the deicing system comprises a movable deicing mechanical arm, an intelligent detection system, a command control system, a deicing fluid storage and recovery processing system and a deicing fluid heating and supply system, wherein the command control system is respectively connected with the intelligent detection system, the deicing fluid storage and recovery processing system and the deicing fluid heating and supply system; the deicing fluid heating and supplying system is connected with the deicing fluid storage and recovery processing system; the deicing fluid heating and supplying system is connected with the movable deicing mechanical arm. The invention establishes a special deicing operation area in an airport and controls the deicing mechanical arms on the tracks to spray deicing liquid for the airplane, and can automatically adjust the position and height of the deicing mechanical arms according to different airplane types and automatically adjust the spraying pressure and flow. However, the deicing robot needs to move on rails, the stability of the robot is extremely high, and the patent does not provide a clear working method.
Disclosure of Invention
In order to solve the problems of the existing deicing equipment and solve the safety risk in the deicing process, the application provides a novel spraying operation method and a novel spraying operation device for airplane deicing liquid, the operation safety of the device is improved, the efficiency of deicing operation is improved, and the using amount of the deicing liquid is reduced.
In order to achieve the technical effects, the technical scheme of the application is as follows:
the utility model provides a novel aircraft deicing fluid sprays device which characterized in that: the deicing fluid storage tank is connected with the mechanical arm through a pipeline; the deicing fluid storage box is communicated with a fluid supply pipe of the mechanical arm, the power supply and control system is communicated with the deicing fluid storage box, and the remote operation system is communicated with the power supply and control system. Further, the mechanical arm comprises a base, wherein a stand column is arranged on the base, a rotary table is installed at the top end of the stand column, a telescopic arm is arranged on the rotary table, a spray head is arranged at the tail end of the telescopic arm, and a probe and a monitor are arranged around the spray head.
And furthermore, the liquid supply pipes are distributed along the upright post and the telescopic arm, and two ends of the liquid supply pipes are respectively communicated with the deicing fluid storage box and the spray head.
Still further, the monitor and probe are connected to a power and control system.
Further, a base of the mechanical arm is installed on a base platform, and the deicing fluid storage tank, the power supply and control system and the base platform are arranged between adjacent deicing machine positions of the fixed-point deicing apron; the remote operation system is arranged on the deicing command tower and is connected with the power supply and control system through wireless communication signals.
Still further, the wireless communication signal is a 5G signal.
Further, the deicing fluid storage tank comprises two independent storage spaces for storing type I airplane deicing fluid and type II (IV) airplane deicing fluid; at least one of the storage spaces is internally provided with a fuel oil circulating heater which can be used for storing I-type airplane deicing fluid.
Further, the telescopic arm comprises a telescopic arm section at the front end and a folding arm section at the tail end.
Furthermore, the remote operation system comprises a controller, the controller is connected with the first wireless data transmission module, and the controller is provided with an operation button and an operation rocker.
Furthermore, the field power supply and control system comprises a PLC, the PLC is in signal connection with a second wireless data transmission module through a communication interface, the wireless data transmission module is in signal connection with a monitor, and the PLC is in signal connection with the liquid supply system, the probe, the spray nozzle and the mechanical arm through a communication bus. The signal input and output of the PLC are digital input and digital output, and the liquid supply system comprises a liquid supply pump set and a pipeline in the deicing liquid storage tank.
A novel spraying operation method of an airplane deicing fluid comprises the following steps:
2-4 deicing devices are arranged in safety gaps on two sides of the fixed-point deicing machine positions, and the rotation angles of the deicing devices between every two adjacent deicing machine positions are common.
A1, filling type I, type II and type IV deicing fluid into deicing fluid storage tanks by a deicing fluid transfer tanker for storage respectively; the type I airplane deicing fluid is heated to 60-80 ℃ in a storage space through a fuel oil circulating heater, the type II and type IV fluids do not need to be heated, and the telescopic arm is in a deicing preparation posture;
a2, when the aircraft enters a specified deicing position, the remote operation system transmits an instruction to the power supply and control system through a wireless signal, controls the telescopic arm to rotate and stretch according to a set posture, and feeds back through the monitor and the probe;
a3, after the telescopic boom reaches the deicing starting point attitude, the remote operation system transmits an instruction to the power supply and control system through a wireless signal, controls an I-type, II-type or IV-type liquid supply pump of the deicing liquid storage tank, pumps the deicing liquid to the spray head, monitors the spraying state of the deicing liquid through a monitor, and stops working until the telescopic boom reaches the deicing end point attitude;
a4: the telescopic arm reversely returns to the deicing starting point posture from the deicing end point posture, the deicing effect is monitored and judged through a monitor, the telescopic arm is stopped to act on a part which is unqualified, and a deicing fluid storage tank liquid feed pump is controlled through a remote operation system to spray the local deicing fluid;
a5: and after the deicing effect meets the requirement, the telescopic arm contracts and rotates to return to the deicing preparation posture.
Further, the set postures specifically include a preparation posture, a start posture and an end posture, wherein
The preparation postures are as follows: the telescopic arm section of flexible arm is located minimum shrink length, and terminal foldable arm section is located the upwarp position, but telescopic arm one end is angle of rotation's foldable arm, and all the other sections are telescopic arm section to flexible arm should be parallel with the aircraft fuselage.
The starting point posture is as follows: the whole telescopic arm rotates from a position parallel to the machine body to a position forming a preset angle with the machine body; the telescopic arm section extends to a preset length; the tail end folding arm section of the telescopic arm rotates to a droop position, and the spraying point is positioned at the wingtip of the large wing;
the terminal attitude is: the telescopic arm presets the rotation angle of the folding arm through the preset extension length and angle to reach that the spraying point is positioned at the connection position of the large-wing body or the horizontal tail wing and the vertical tail;
the beneficial effect of this application:
1. the invention uses the design of a fixed mechanical arm for carrying the monitor and the probe, and the tail end of the mechanical arm does not load operating personnel any more, thereby greatly reducing the strength requirement of the mechanical arm and reducing the equipment cost. Meanwhile, by combining a remote control technology and a 5G technology, aiming at different types of machines, the mechanical arm can act according to a set program, deicing fluid is accurately sprayed at an optimal path route and speed, the efficiency is high, the time is controllable, and the using amount of the deicing fluid is saved.
2. This application is through clear and definite arranging of deicing fluid sprinkler, the installation is fixed in the adjacent defroster position safety clearance of fixed point deicing lawn, adopt fixed arm structure, and make up through telescopic and foldable arm, set up monitor and probe, portable deicing car and the portable arm of track have been solved, because of the scratch aircraft safety risk that frequently removes the existence, reduce field operation personnel quantity under the prerequisite of guaranteeing safe operation, practice thrift the human cost. The deicing liquid spraying device between adjacent deicing stations is in rotary common use, so that the equipment investment cost is greatly saved.
3. This application has adopted remote operation system, through 5G signal transmission technique, on-the-spot mechanical work of programmed control to through the safe distance of monitor and probe guarantee and aircraft, improve the accuracy of operation through programmed mechanical action, reduce the use amount of deicing fluid, improve deicing efficiency.
Drawings
Fig. 1 is a schematic layout diagram of a class E deicing station device of a novel aircraft deicing fluid spraying device according to the present application.
Fig. 2 is a schematic layout diagram of a class C deicing station device of the novel aircraft deicing fluid spraying device of the present application.
Fig. 3 is a schematic diagram of the composition of a novel aircraft deicing fluid spraying device according to the present application.
Fig. 4 is a diagram of a power supply and control system in the field.
Fig. 5 is a schematic diagram of a remote operator.
In the drawings:
1-deicing fluid storage tank, 2-power supply and control system, 3-remote operation system, 4-base table, 5-base, 6-upright post, 7-liquid supply pipe, 8-rotary table, 9-telescopic arm, 10-monitor, 11-probe and 12-spray head.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
As shown in figure 1, the novel airplane deicing fluid spraying device is characterized in that the E-type airplane deicing device is arranged in a safety gap between adjacent fixed-point deicing plateaus, and the deicing fluid spraying device between the adjacent deicing plateaus is used in a rotating mode.
As shown in figure 2, the novel aircraft deicing fluid spraying device is characterized in that a C-type aircraft deicing device is arranged in a safety gap between adjacent fixed-point deicing plateaus, and a deicing fluid spraying device between the adjacent fixed-point deicing plateaus is used in a rotating mode.
A novel spraying operation method of an airplane deicing fluid comprises the following steps:
a1, filling the deicing fluid of type I, type II and type IV of the aircraft into a deicing fluid storage tank (1) through a deicing fluid transfer tanker, and respectively storing, wherein the deicing fluid of the type I of the aircraft is heated to 60-80 ℃ in a storage space through a fuel oil circulating heater, and the type II and type IV of the deicing fluid are in a deicing preparation posture without heating a telescopic arm (9).
A2, the aircraft enters a designated deicing position, the remote operation system (3) works, the power supply and control system (2) is transmitted through 5G signals, the telescopic arm (9) is controlled to rotate and stretch according to a set posture, and feedback is carried out through the monitor (10) and the probe (11).
A3, after the telescopic arm (9) reaches the deicing starting point posture, the remote operation system (3) works, the deicing fluid is transmitted to the power supply and control system (2) through a 5G signal, the deicing fluid supply pump of the deicing fluid storage tank (1) is controlled, the deicing fluid is pumped to the spray head, the flow rate is larger than or equal to 200L/min, the pressure is larger than or equal to 1.1MPa, the deicing fluid spraying state is monitored through the monitor (10), and the deicing fluid supply pump of the deicing fluid storage tank (1) stops working until the telescopic arm (9) reaches the deicing end point posture.
A4: the telescopic arm (9) reversely returns to the deicing starting point posture from the deicing end point posture, the deicing effect is monitored and judged through the monitor (10), the telescopic arm (9) is stopped to act on a part of unqualified part, the deicing liquid supply pump of the deicing liquid storage box (1) is controlled through the remote operation system (3), and the local deicing liquid is sprayed.
A5: after the deicing effect meets the requirement, the telescopic arm (9) contracts and rotates to return to the deicing preparation posture.
As shown in fig. 3, a novel aircraft deicing fluid spraying device: the deicing fluid storage tank is connected with the power supply and control system through a pipeline; the deicing fluid storage tank is communicated with the mechanical arm liquid supply pipeline, the power supply and control system is communicated with the deicing fluid storage tank, and the remote operation system is communicated with the power supply and control system.
Example 2
A novel airplane deicing fluid spraying device comprises a deicing fluid storage box, a mechanical arm, a power supply and control system and a remote operation system; the deicing fluid storage box is communicated with a fluid supply pipe of the mechanical arm, the power supply and control system is communicated with the deicing fluid storage box, and the remote operation system is communicated with the power supply and control system. The existing deicing fluid spraying devices are all operated manually on site, and operators of the deicing fluid spraying devices comprise vehicle drivers, fluid spraying operators and site monitoring operators. The operation method has the disadvantages that the operation range of the existing deicing spraying device is small, a vehicle driver must drive the vehicle to frequently move around the aircraft, a liquid spraying operator is positioned in a lifting cabin, the safety risk of the personnel working aloft is high, once the vehicle is unstable, the risk of overturning and scraping the aircraft exists, and 3 field operators are needed for operation. And the deicing sprinkler of this application adopts telescopic arm for fixed, and the structure is firm, and the operation scope is bigger, has reduced the aircraft risk of scraping of equipment. A remote operation system is adopted and comprises a rocker operation module, a button operation module and a wireless transmission module, the operation instruction of personnel in a remote control room is sent to a 5G signal receiver of a field device through a 5G signal, and an electric signal is converted into a mechanical action of the device. Only 1 operator needs to operate through a rocker or a button, so that the labor force is greatly reduced, the severe low-temperature and high-altitude operation environment of the operator is improved, and the operator can monitor the panoramic view of the deicing operation on the picture of the remote operation system by matching a high-definition camera and an image processing technology with the device; meanwhile, the device is provided with a distance sensing probe, so that the distance between the equipment and the aircraft can be monitored and prompted in real time, and the aircraft is prevented from being scratched.
The mechanical arm comprises a base, wherein a stand column is arranged on the base, a rotary table is installed at the top end of the stand column, a telescopic arm is arranged on the rotary table, a spray head is arranged at the tail end of the telescopic arm, and a probe and a monitor are arranged around the spray head. The liquid supply pipes are distributed along the upright posts and the telescopic arms, and two ends of the liquid supply pipes are respectively communicated with the deicing liquid storage box and the spray heads. The monitor and the probe are connected with a power supply and control system.
The base of the mechanical arm is arranged on the base platform, and the deicing fluid storage tank, the power supply and control system and the base platform are arranged between the adjacent deicing machine positions of the fixed-point deicing apron; the remote operation system is arranged on the deicing command tower and is connected with the power supply and control system through wireless communication signals. The wireless communication signal may be a 5G signal.
The deicing fluid storage tank comprises two independent storage spaces for storing I type airplane deicing fluid and II (IV) type airplane deicing fluid; at least one of the storage spaces is internally provided with a fuel oil circulating heater which can be used for storing I-type airplane deicing fluid. The telescopic arm comprises a telescopic arm section at the front end and a folding arm section at the tail end.
The remote operation system comprises a controller, the controller is connected with the first wireless data transmission module, and the controller is provided with an operation button and an operation rocker.
The field power supply and control system comprises a PLC, the PLC is in signal connection with a second wireless data transmission module through a communication interface, the wireless data transmission module is in signal connection with a monitor, and the PLC is in signal connection with the liquid supply system, the probe, the spray nozzle and the mechanical arm through a communication bus. The signal input and output of the PLC are digital input and digital output, and the liquid supply system comprises a liquid supply pump set and a pipeline in the deicing liquid storage tank.
The monitor is arranged on the mechanical arm, transmits the image signal to the PLC communication interface or the first wireless data transmission module of the remote operator through the second wireless data transmission module, and finally transmits the image signal to the operator of the remote operator for image processing and display; the state information of the mechanical arm, the probe and the spray head is transmitted to the PLC through electric signals, the PLC outputs signals after operation processing, and the signals are transmitted to an operator of the remote operator through the wireless data transmission module and displayed;
the electric signals of button operation and rocker operation in the remote operator are processed by the operator, transmitted to a 5G wireless data transmission module of a field PLC through the 5G wireless data transmission module for receiving, and output to the mechanical arm, the spray nozzle and the liquid supply system through PLC operation to control the actions of the mechanical arm, the spray nozzle and the pump set of the liquid supply system.
Example 3
A novel spraying operation method for airplane deicing fluid comprises the following steps:
2-4 deicing devices are arranged in safety gaps on two sides of the fixed-point deicing machine positions, and the rotation angles of the deicing devices between every two adjacent deicing machine positions are common; for preventing that the arm body fracture from leading to scraping, the action of device operation in-process should avoid sweeping on aircraft upper portion as far as possible, and this method accessible respectively sets up 1 in C class aircraft both sides, and E class aircraft both sides respectively set up 2 and arrange, have both realized spraying the comprehensive cover of operation scope, have solved the safety risk problem again.
A1, filling deicing fluid of type I, II and IV of the airplane into deicing fluid storage tanks by a deicing fluid transfer tank truck for storage respectively; the type I airplane deicing fluid is heated to 60-80 ℃ in a storage space through a fuel oil circulating heater, the type II and type IV fluids do not need to be heated, and the telescopic arm is in a deicing preparation posture;
a2, when the aircraft enters a specified deicing position, the remote operation system transmits an instruction to the power supply and control system through a wireless signal, controls the telescopic arm to rotate and stretch according to a set posture, and feeds back through the monitor and the probe;
a3, after the telescopic boom reaches the deicing starting point attitude, the remote operation system transmits an instruction to the power supply and control system through a wireless signal, controls an I-type, II-type or IV-type liquid supply pump of the deicing liquid storage tank, pumps the deicing liquid to the spray head, monitors the spraying state of the deicing liquid through a monitor, and stops working until the telescopic boom reaches the deicing end point attitude;
a4: the telescopic arm reversely returns to the deicing starting point posture from the deicing end point posture, the deicing effect is monitored and judged through a monitor, the telescopic arm is stopped to act on a part which is unqualified, and a deicing fluid storage tank liquid feed pump is controlled through a remote operation system to spray the local deicing fluid;
a5: and after the deicing effect meets the requirement, the telescopic arm contracts and rotates to return to the deicing preparation posture.
The set postures specifically include a preparation posture, a start posture and an end posture, wherein
The preparation postures are as follows: the telescopic arm section of the telescopic arm is located at the minimum contraction length, the tail end folding arm section is located at the upwarping position, the tail end section of the telescopic arm is a folding arm capable of rotating for an angle, the rest sections are telescopic arm sections, and the telescopic arm is parallel to the aircraft body, so that the aircraft is prevented from sliding in from the lower side of the mechanical arm when entering the designated position, and safety risks are avoided;
the starting point posture is as follows: the whole telescopic arm rotates from a position parallel to the machine body to a position forming a preset angle with the machine body; the telescopic arm section extends to a preset length; the tail end folding arm section of the telescopic arm rotates to a droop position, and the spraying point is positioned at the wingtip of the large wing;
the terminal attitude is: the telescopic arm presets the rotation angle of the folding arm through the preset extension length and angle to reach that the spraying point is positioned at the connection position of the large-wing body or the horizontal tail wing and the vertical tail;
the preset angle position, the preset extension length, the preset folding arm rotation angle and the like in the application refer to parameters preset according to the size of a specific airplane type airplane, different airplane specific parameters are different, and the parameters can be adjusted by technicians in the field according to actual conditions.
Example 4
A novel spraying operation method of an airplane deicing fluid comprises the following steps:
2-4 deicing devices are arranged in safety gaps on two sides of the fixed-point deicing machine positions, and the rotation angles of the deicing devices between every two adjacent deicing machine positions are common; for preventing that the arm body fracture from leading to scraping, the action of device operation in-process should avoid sweeping on aircraft upper portion as far as possible, and this method accessible respectively sets up 1 in C class aircraft both sides, and E class aircraft both sides respectively set up 2 and arrange, have both realized spraying the comprehensive coverage of operation scope, have solved the safe risk problem again.
A1, filling deicing fluid of type I, II and IV of the airplane into deicing fluid storage tanks by a deicing fluid transfer tank truck for storage respectively; the type I airplane deicing fluid is heated to 60-80 ℃ in a storage space through a fuel oil circulating heater, the type II and type IV fluids do not need to be heated, and the telescopic arm is in a deicing preparation posture;
a2, when the aircraft enters a specified deicing position, the remote operation system transmits an instruction to the power supply and control system through a wireless signal, controls the telescopic arm to rotate and stretch according to a set posture, and feeds back through the monitor and the probe;
a3, after the telescopic boom reaches the deicing starting point attitude, the remote operation system transmits an instruction to the power supply and control system through a wireless signal, controls an I-type, II-type or IV-type liquid supply pump of the deicing liquid storage tank, pumps the deicing liquid to the spray head, monitors the spraying state of the deicing liquid through a monitor, and stops working until the telescopic boom reaches the deicing end point attitude;
a4: the telescopic arm reversely returns to the deicing starting point posture from the deicing end point posture, the deicing effect is monitored and judged through a monitor, the telescopic arm is stopped to act on a part which is unqualified, and a deicing fluid storage tank liquid feed pump is controlled through a remote operation system to spray the local deicing fluid;
a5: and after the deicing effect meets the requirement, the telescopic arm contracts and rotates to return to the deicing preparation posture.
The set postures specifically include a preparation posture, a start posture and an end posture, wherein
The preparation postures are as follows: the telescopic arm section of the telescopic arm is located at the minimum contraction length, the tail end folding arm section is located at the upwarping position, the tail end section of the telescopic arm is a folding arm with a rotatable angle, the rest sections are telescopic arm sections, and the telescopic arm is parallel to the aircraft body, so that the aircraft is prevented from sliding in from the lower side of the mechanical arm when entering a specified position, and safety risks are avoided;
the starting point posture is as follows: the whole telescopic arm rotates from a position parallel to the machine body to a position forming a preset angle with the machine body; the telescopic arm section extends to a preset length; the tail end folding arm section of the telescopic arm rotates to a droop position, and the spraying point is positioned at the wingtip of the large wing;
the terminal attitude is: the telescopic arm presets the rotation angle of the folding arm through the preset extension length and angle to reach that the spraying point is positioned at the connection position of the large-wing body or the horizontal tail wing and the vertical tail;
the preset angle position, the preset extension length, the preset folding arm rotation angle and the like in the application refer to parameters preset for the size of a specific airplane type airplane, different airplane specific parameters are different, and the parameters can be adjusted by a person skilled in the art according to actual conditions.
A novel airplane deicing fluid spraying device comprises a deicing fluid storage box, a mechanical arm, a power supply and control system and a remote operation system; the deicing fluid storage box is communicated with a fluid supply pipe of the mechanical arm, the power supply and control system is communicated with the deicing fluid storage box, and the remote operation system is communicated with the power supply and control system. The existing deicing fluid spraying devices are all operated manually on site, and operators of the deicing fluid spraying devices comprise vehicle drivers, fluid spraying operators and site monitoring operators. The operation method has the disadvantages that the operation range of the existing deicing spraying device is small, a vehicle driver must drive the vehicle to frequently move around the aircraft, a liquid spraying operator is positioned in a lifting cabin, the safety risk of the personnel working aloft is high, once the vehicle is unstable, the risk of overturning and scraping the aircraft exists, and 3 field operators are needed for operation. And the deicing sprinkler of this application adopts telescopic arm for fixed, and the structure is firm, and the operation scope is bigger, has reduced the aircraft risk of scraping of equipment. A remote operation system is adopted and comprises a rocker operation module, a button operation module and a wireless transmission module, the operation instruction of personnel in a remote control room is sent to a 5G signal receiver of a field device through a 5G signal, and an electric signal is converted into a mechanical action of the device. Only 1 operator needs to operate through a rocker or a button, labor force is greatly reduced, severe low-temperature and high-altitude operation environments of the personnel are improved, and the personnel can monitor the full view of the deicing operation on a picture of a remote operation system by matching a high-definition camera and an image processing technology through the device; meanwhile, the device is provided with a distance sensing probe, so that the distance between the equipment and the aircraft can be monitored and prompted in real time, and the aircraft is prevented from being scratched.
The mechanical arm comprises a base, wherein a stand column is arranged on the base, a rotary table is installed at the top end of the stand column, a telescopic arm is arranged on the rotary table, a spray head is arranged at the tail end of the telescopic arm, and a probe and a monitor are arranged around the spray head. The liquid supply pipes are distributed along the upright posts and the telescopic arms, and two ends of the liquid supply pipes are respectively communicated with the deicing liquid storage box and the spray heads. The monitor and the probe are connected with a power supply and control system.
The base of the mechanical arm is arranged on the base platform, and the deicing fluid storage tank, the power supply and control system and the base platform are arranged between the adjacent deicing machine positions of the fixed-point deicing apron; the remote operation system is arranged on the deicing command tower and is connected with the power supply and control system through wireless communication signals. The wireless communication signal may be a 5G signal.
The deicing fluid storage tank comprises two independent storage spaces for storing I type airplane deicing fluid and II (IV) type airplane deicing fluid; at least one of the storage spaces is internally provided with a fuel oil circulating heater which can be used for storing I-type airplane deicing fluid. The telescopic arm comprises a telescopic arm section at the front end and a folding arm section at the tail end.
The remote operation system comprises a controller, the controller is connected with the first wireless data transmission module, and the controller is provided with an operation button and an operation rocker.
The field power supply and control system comprises a PLC, the PLC is in signal connection with a second wireless data transmission module through a communication interface, the wireless data transmission module is in signal connection with a monitor, and the PLC is in signal connection with the liquid supply system, the probe, the spray nozzle and the mechanical arm through a communication bus. The signal input and output of the PLC are digital input and digital output, and the liquid supply system comprises a liquid supply pump set and a pipeline in the deicing liquid storage tank.
The monitor is arranged on the mechanical arm, transmits the image signal to the PLC communication interface or the first wireless data transmission module of the remote operator through the second wireless data transmission module, and finally transmits the image signal to the operator of the remote operator for image processing and display; the state information of the mechanical arm, the probe and the spray head is transmitted to the PLC through electric signals, the PLC outputs signals after operation processing, and the signals are transmitted to an operator of the remote operator through the wireless data transmission module and displayed;
the electric signals of button operation and rocker operation in the remote operator are processed by the operator, transmitted to a 5G wireless data transmission module of a field PLC through the 5G wireless data transmission module for receiving, and output to the mechanical arm, the spray nozzle and the liquid supply system through PLC operation to control the actions of the mechanical arm, the spray nozzle and the pump set of the liquid supply system.
The invention uses the design of a fixed mechanical arm for carrying the monitor and the probe, and the tail end of the mechanical arm does not load operating personnel any more, thereby greatly reducing the strength requirement of the mechanical arm and reducing the equipment cost. Meanwhile, by combining a remote control technology and a 5G technology, aiming at different types of machines, the mechanical arm can act according to a set program, deicing liquid is accurately sprayed at an optimal path route and speed, the efficiency is high, the time is controllable, and the using amount of the deicing liquid is saved. This application is through the clear and definite arrangement of deicing fluid sprinkler, and the installation is fixed in the adjacent defroster position safety clearance in fixed point deicing flat, adopts fixed arm structure to make up through telescopic and foldable arm, set up monitor and probe, solved portable deicing vehicle and movable arm of track, because of frequently removing the aircraft safety risk of scraping that exists, reduce field operation personnel quantity under the prerequisite of guaranteeing safe operation, practice thrift the human cost. The deicing liquid spraying device between the adjacent deicing stations is used in a rotating mode, and the equipment investment cost is greatly saved. This application has adopted remote operation system, through 5G signal transmission technique, on-the-spot mechanical work of programmed control to through the safe distance of monitor and probe guarantee and aircraft, improve the accuracy of operation through programmed mechanical action, reduce the use amount of deicing fluid, improve deicing efficiency.
In the description of the present application, it should be noted that the terms "upper", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally arranged when products of the application are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Claims (9)
1. A novel spraying operation method of an airplane deicing fluid is characterized by comprising the following steps: the method comprises the following steps:
2-4 deicing devices are arranged in safety gaps on two sides of the fixed-point deicing machine positions, and the rotation angles of the deicing devices between every two adjacent deicing machine positions are common;
a1, filling the deicing fluid into deicing fluid storage tanks (1) by a deicing fluid transfer tank truck for respective storage; the telescopic arm (9) is in a deicing preparation posture;
a2, when the aircraft enters a specified deicing position, the remote operation system (3) transmits an instruction to the power supply and control system (2) through a wireless signal, controls the telescopic arm (9) to rotate and stretch according to a set posture, and feeds back through the monitor (10) and the probe (11);
a3, after the telescopic arm (9) reaches the deicing starting point attitude, the remote operation system (3) transmits an instruction to the power supply and control system (2) through a wireless signal, controls a liquid supply pump of the deicing liquid storage box (1), pumps the deicing liquid to the spray head (12), monitors the spraying state of the deicing liquid through a monitor (10), and stops working of the liquid supply pump of the deicing liquid storage box (1) until the telescopic arm (9) reaches the deicing finishing point attitude;
a4: the telescopic arm (9) reversely returns to the deicing starting point posture from the deicing end point posture, the deicing effect is monitored and judged through the monitor (10), the telescopic arm (9) stops acting on a part which is unqualified, and the deicing fluid supply pump of the deicing fluid storage tank (1) is controlled through the remote operation system (3) to spray the local deicing fluid;
a5: after the deicing effect meets the requirement, the telescopic arm (9) contracts and rotates to return to the deicing preparation posture;
the set postures specifically include a preparation posture, a start posture and an end posture, wherein
The preparation postures are as follows: the telescopic arm section of the telescopic arm (9) is located at the minimum contraction length, the tail end folding arm section is located at the upwarping position, the tail end section of the telescopic arm (9) is a folding arm capable of rotating by an angle, the rest sections are telescopic arm sections, and the telescopic arm (9) is parallel to the aircraft body;
the starting point posture is as follows: the whole telescopic arm (9) rotates from a position parallel to the machine body to a position forming a preset angle with the machine body; the telescopic arm section extends to a preset length; the folding arm section at the tail end of the telescopic arm (9) rotates to a droop position, and the spraying point is positioned at the wingtip of the large wing;
the terminal attitude is: the telescopic arm (9) presets the rotation angle of the folding arm through the preset extension length and angle, and the spraying point is positioned at the joint of the large-wing body or the horizontal tail wing and the vertical tail.
2. The novel spraying operation method of the aircraft deicing fluid according to claim 1, characterized in that: the device used by the device is a novel airplane deicing fluid spraying device, and comprises a deicing fluid storage box (1), a mechanical arm, a power supply and control system (2) and a remote operation system (3); the deicing fluid storage box (1) is communicated with a fluid supply pipe (7) of the mechanical arm, the power supply and control system (2) is communicated with the deicing fluid storage box (1), and the remote operation system (3) is communicated with the power supply and control system (2).
3. A novel aircraft deicing fluid spray operation method as claimed in claim 2, wherein: the mechanical arm comprises a base (5), wherein an upright post (6) is arranged on the base (5), a rotary table (8) is installed at the top end of the upright post (6), a telescopic arm (9) is arranged on the rotary table (8), a spray head (12) is arranged at the tail end of the telescopic arm (9), and a probe (11) and a monitor (10) are arranged around the spray head (12); the liquid supply pipe (7) is distributed along the upright post (6) and the telescopic arm (9), the two ends of the liquid supply pipe (7) are respectively communicated with the deicing liquid storage box (1) and the spray head (12), and the monitor (10) and the probe (11) are connected with the power supply and control system (2).
4. A novel aircraft deicing fluid spray operation method as claimed in claim 2, wherein: a base (5) of the mechanical arm is installed on a base platform (4), and the deicing fluid storage box (1), the power supply and control system (2) and the base platform (4) are arranged between adjacent deicing machine positions of the fixed-point deicing apron; the remote operation system (3) is arranged on the deicing command tower and is connected with the power supply and control system (2) through wireless communication signals.
5. A novel spraying operation method for airplane deicing fluid according to claim 4, characterized by comprising the following steps: the wireless communication signal is a 5G signal.
6. A novel aircraft deicing fluid spray operation method as claimed in claim 2, wherein: the deicing fluid storage tank (1) comprises two independent storage spaces for storing aircraft deicing fluid; wherein at least one storage space is internally provided with a fuel circulation heater.
7. A novel aircraft deicing fluid spray operation method as claimed in claim 2, wherein: the telescopic arm (9) comprises a telescopic arm section positioned at the front end and a folding arm section positioned at the tail end.
8. A novel aircraft deicing fluid spray operation method as claimed in claim 2, wherein: the remote operation system (3) comprises a controller, the controller is connected with the first wireless data transmission module, and the controller is provided with an operation button and an operation rocker.
9. A novel aircraft deicing fluid spray operation method as claimed in claim 2, wherein: the power supply and control system (2) comprises a PLC, the PLC is in signal connection with a second wireless data transmission module through a communication interface, the second wireless data transmission module is in signal connection with a monitor (10), the PLC is in signal connection with a liquid supply system, a probe (11), a spray head (12) and a mechanical arm through a communication bus, and signal input and signal output of the PLC are digital quantity input and digital quantity output.
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| CN202011259426.0A CN112455718B (en) | 2020-11-12 | 2020-11-12 | Novel spraying operation method and device for airplane deicing fluid |
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| CN202011259426.0A CN112455718B (en) | 2020-11-12 | 2020-11-12 | Novel spraying operation method and device for airplane deicing fluid |
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| CN109982932A (en) * | 2016-10-03 | 2019-07-05 | Msg产品公司 | For by aircraft washing and deicing system and method |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011034992A2 (en) * | 2009-09-16 | 2011-03-24 | Rahim Rahim N | Aircraft fluid application system and method |
| CN102582835A (en) * | 2012-03-15 | 2012-07-18 | 中国民航大学 | Intelligent airplane ice-removing spraying system |
| CN109982932A (en) * | 2016-10-03 | 2019-07-05 | Msg产品公司 | For by aircraft washing and deicing system and method |
| CN106477052A (en) * | 2016-12-09 | 2017-03-08 | 大连理工大学 | A kind of aircraft rail mounted mechanical arm deicing system |
| CN109987247A (en) * | 2017-12-29 | 2019-07-09 | 湖北省专用汽车研究院 | A kind of steam jet multifunction aircraft deicing vehicle |
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| CN112455718A (en) | 2021-03-09 |
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