CN112455674A - Vector propulsion-based aircraft water-based take-off and landing platform and working method - Google Patents
Vector propulsion-based aircraft water-based take-off and landing platform and working method Download PDFInfo
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- CN112455674A CN112455674A CN202011247336.XA CN202011247336A CN112455674A CN 112455674 A CN112455674 A CN 112455674A CN 202011247336 A CN202011247336 A CN 202011247336A CN 112455674 A CN112455674 A CN 112455674A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C35/00—Flying-boats; Seaplanes
- B64C35/005—Flying-boats; Seaplanes with propellers, rudders or brakes acting in the water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C35/00—Flying-boats; Seaplanes
- B64C35/008—Amphibious sea planes
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Abstract
The invention discloses an aircraft water-based take-off and landing platform based on vector propulsion and a working method, relates to the technical field of aviation, has stable underwater attitude control capability, and has the capability of realizing high-speed long-distance transportation and cross-medium take-off and landing. The invention takes off and land the platform includes: the front end of the underwater vehicle is provided with a transmitting port, and the tail end of the underwater vehicle is provided with a propeller. The underwater vehicle main body is provided with a vertical rudder along the vertical direction, and a horizontal rudder along the horizontal direction. The underwater vehicle main body is provided with thrust vectoring jet pipes and thrust vectoring jet pipes along the circumferential direction, the number of the thrust vectoring jet pipes and the number of the thrust vectoring jet pipes are even, and the thrust vectoring jet pipes are arranged oppositely in pairs. In the axial direction of the underwater vehicle, the thrust vectoring jet nozzle is close to the emission port, and the thrust vectoring jet nozzle is close to the propeller. The invention enables the aircraft to carry out water-based launching through an underwater vehicle or carry out conventional vertical take-off and landing under the hovering gesture in water.
Description
Technical Field
The invention relates to the technical field of aviation, in particular to an aircraft water-based take-off and landing platform based on vector propulsion and a working method.
Background
With the change of international environment and the adjustment of national defense priority, part of the fighting concepts become obsolete gradually, and the traditional fighting concepts no longer meet the requirements of future battlefield development. Meanwhile, the accelerated application of high-tech products in a plurality of fields such as network informatization technology, electromagnetic spectrum, biotechnology and the like enables the technical conditions and support for realizing cross-domain cooperative combat in the five fields of land, sea, air, sky and network. The future war will adopt a mode of joint operation, the future war will face a battlefield with more fields, more dimensions and more complex objects, and the joint will become a planning and operation mode. An aerospace vehicle will be in an environment throughout the domain.
In the prior art, a patent document with publication number CN109625215A discloses an underwater vector propulsion propeller and an underwater vehicle, which belong to the field of underwater propellers, the underwater vector propulsion propeller comprises a rotating motor, a fixed end disc, a first group of electric push rods, a second group of electric push rods, a moving end disc and propeller blades, one surface of the fixed end disc is connected with the rotating motor, the other surface of the fixed end disc is connected with the first group of electric push rods, and each of the first group of electric push rods can rotate and revolve along with the fixed end disc; the second group of electric push rods are connected with the first group of electric push rods through a first rotating pair, and a turnover motor is arranged at the first rotating pair; the moving end disc is connected with a second group of electric push rods, and each of the second group of electric push rods can rotate and revolve along with the moving end disc; the propeller blades are arranged on the moving end disc. Although the underwater thrust vector control device is simple in structure, strong in control regularity and easy to control, the underwater thrust vector control device only solves the problem of underwater thrust vector control of a two-dimensional layer.
Patent document No. CN111114772A discloses a triphibian cross-medium aircraft capable of vertical take-off and landing, comprising: the underwater buoyancy control system comprises a fuselage, two cross-medium engines, two wings, a fixed duct rotor, two water tanks, two tilting rotors, two hydrofoils and an underwater buoyancy control system; the two medium-crossing engines drive two tilting rotors arranged on the front edges of the wings and a fixed ducted rotor arranged at the rear part of the aircraft body through a transmission device to provide takeoff and cruise power for the aircraft; the front bottom and the rear bottom of the aircraft body are respectively provided with a water tank, when the aircraft sails underwater, the underwater buoyancy control system controls the water tanks to store water, and when the aircraft takes off from the water, the water tanks are controlled to discharge water, so that the aircraft floats out of the water surface. Although the invention has the capability of navigating across media, the maneuvering performance is poorer because the steering is only carried out through the traditional rudder, and the invention does not have the transmitting function at the same time.
Disclosure of Invention
The invention provides an aircraft water-based take-off and landing platform based on vector propulsion and a working method, which can navigate across different media, have stable underwater attitude control capability and realize take-off and landing in different media.
In order to achieve the purpose, the invention adopts the following technical scheme:
an aircraft water-based take-off and landing platform based on vector propulsion, comprising: the device comprises an underwater vehicle, a propeller, a thrust vectoring jet spray pipe, a thrust vectoring spray pipe, a transmitting port, a vertical rudder and a horizontal rudder.
The front end of the underwater vehicle is provided with a transmitting port, and the tail end of the underwater vehicle is provided with a propeller. The underwater vehicle main body is provided with a vertical rudder along the vertical direction, and a horizontal rudder along the horizontal direction. The vertical rudder and the horizontal rudder are limited by the installation position and are not in the slipstream generated by the propeller, the thrust vectoring jet nozzle and the thrust vectoring nozzle, so that the underwater vehicle can cruise only in the underwater state, and the operating moment is generated by aerodynamic force and anti-symmetric deflection.
The underwater vehicle main body is provided with thrust vectoring jet pipes and thrust vectoring jet pipes along the circumferential direction, the number of the thrust vectoring jet pipes and the number of the thrust vectoring jet pipes are even, and the thrust vectoring jet pipes are arranged oppositely in pairs. In the axial direction of the underwater vehicle, the thrust vectoring jet nozzle is close to the emission port, and the thrust vectoring jet nozzle is close to the propeller.
Furthermore, the thrust vectoring jet nozzle and the thrust vectoring jet nozzle adopt distributed control.
The invention also provides a working method of the vector propulsion-based aircraft water-based take-off and landing platform, which is suitable for the vector propulsion-based aircraft water-based take-off and landing platform and comprises the following steps:
(1) underwater cruising: the underwater vehicle works in an underwater environment, the propeller provides main power, the vertical rudder and the horizontal rudder provide control torque, and when the underwater vehicle encounters severe weather or a sudden state needing quick steering, the thrust vector jet flow spray pipe and the thrust vector spray pipe provide auxiliary power;
(2) launching and recovering in water: the underwater vehicle works in an underwater environment, the propeller provides main power, the vertical rudder and the horizontal rudder provide operating torque, the thrust vector jet spray pipe and the thrust vector spray pipe provide auxiliary power, the launching port and the underwater vehicle are sealed, and the launching port is opened for launching and recovering the vehicle;
(3) hovering and landing in water: the underwater vehicle is vertical to the horizontal plane, the thrust vectoring jet pipe floats above the water surface, the propeller provides main power, and the first thrust vectoring jet pipe is combined with the thrust vectoring jet pipe in a jet mode to provide auxiliary power.
Further, when the underwater cruising or underwater launching recovery state is switched to the underwater hovering rising and landing state, the vertical rudder stops working, the horizontal rudder rotates to the maximum yaw included angle to provide upward operating torque for the underwater vehicle, the thrust vector jet nozzle and the thrust vector jet nozzle start working, the thrust vector jet nozzle provides the upward operating torque for the underwater vehicle, the thrust vector jet nozzle provides the operating torque for stabilizing the attitude of the underwater vehicle, the propeller gradually increases the power and provides thrust for overcoming the gravity of the underwater vehicle until the thrust vector jet nozzle floats above the water surface, and the underwater vehicle stably hovers;
when the hovering and landing state in water is switched to an underwater cruising state or an underwater launching and recovering state, the power of the underwater vehicle is gradually reduced, so that the underwater vehicle sinks underwater, the thrust vectoring jet pipe and the thrust vectoring jet pipe provide operating torque of attitude change after sinking to the water surface, and the thrust vectoring jet pipe stop working after the control surfaces of the vertical rudder and the horizontal rudder slide and lift to generate enough operating efficiency, and the underwater vehicle recovers the underwater cruising state.
The invention has the beneficial effects that:
the invention adopts the propeller to provide the main power, can realize the high-speed cruising of the underwater vehicle, the horizontal rudder and the vertical rudder can tilt at a large angle, the thrust vectors at the front side and the rear side provide the auxiliary power, the high maneuvering performance and the operating performance of the underwater vehicle can be ensured, and the vector jet flow spray pipe can adjust the posture under water or above the water surface, thereby maintaining the stability of different poses of the take-off and landing platform, switching between different poses and finally realizing the take-off and landing in different media.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present embodiment;
fig. 2 is a schematic diagram of the hovering state of the present embodiment on the water surface.
The system comprises an underwater vehicle 1, a propeller 2, a thrust vectoring jet nozzle 3, a thrust vectoring jet nozzle 4, a transmitting port 5, a vertical rudder 6 and a horizontal rudder 7.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the following detailed description.
An embodiment of the present invention provides an aircraft water-based take-off and landing platform based on vector propulsion, as shown in fig. 1, including: the underwater vehicle comprises an underwater vehicle 1, a propeller 2, a thrust vectoring jet nozzle 3, a thrust vectoring nozzle 4, a transmitting opening 5, a vertical rudder 6 and a horizontal rudder 7.
The underwater vehicle 1 is provided with a launching port 5 at the top and a propeller 2 at the bottom, a pair of thrust vectoring jet pipes 3 and a pair of thrust vectoring jet pipes 4 are arranged on the circumference of the underwater vehicle 1, and the thrust vectoring jet pipes 3 are close to the launching port 5 and the thrust vectoring jet pipes 4 are close to the propeller 2 in the axial direction of the underwater vehicle 1. The underwater vehicle 1 is characterized in that a horizontal rudder 7 and a vertical rudder 6 are further arranged on a main body of the underwater vehicle 1 and are respectively installed in the horizontal direction and the vertical direction, the vertical rudder 6 and the horizontal rudder 7 are limited by installation positions and are not in slip flow generated by the propeller 2, the thrust vectoring jet pipe 3 and the thrust vectoring jet pipe 4, and therefore, the underwater vehicle 1 can only cruise in the underwater state and generate a control moment through aerodynamic force and antisymmetric deflection. Conventional operable control surfaces are further arranged on the control surfaces of the horizontal rudder 7 and the vertical rudder 6 and are used for performing auxiliary attitude adjustment on the underwater vehicle 1.
The thrust through propeller 2, thrust vector efflux spray tube 3 and thrust vector spray tube 4 balances underwater vehicle 1 gravity and other disturbance, and the total thrust of underwater vehicle 1:
；
wherein the content of the first and second substances,
in order to generate the thrust force by the propeller 2,
the thrust vector jet nozzle 3 generates thrust in a jet mode for all thrust generated by the thrust vector jet nozzle 3,
the thrust generated for all thrust vectoring nozzles 4.
By changing the thrust generated by the propeller 2, the thrust vectoring jet nozzle 3 and the thrust vectoring nozzle 4, the control moment can be generated under the condition that the total thrust is not changed; the control torque is generated by the vector thrust difference of the thrust vector jet nozzle 3 and the thrust vector nozzle 4 in different directions.
The working modes of the vector propulsion-based aircraft water-based take-off and landing platform comprise underwater cruising, underwater launching and recovery and underwater hovering take-off and landing.
Underwater cruising: under the underwater cruising state, the underwater vehicle 1 works in the underwater environment, and the position and posture state of the take-off and landing platform is shown in fig. 1. The propeller 2 provides main power to ensure the high-speed navigation capability of the underwater vehicle 1; the vertical rudder 6 and the horizontal rudder 7 provide control torque, and when severe weather is encountered or sudden state needing sharp steering is required, the thrust vector jet spray pipes 3 and the thrust vector spray pipes 4 provide auxiliary power for attitude change of the underwater vehicle 1 through thrust vector capacity.
Launching and recovering in water: the underwater vehicle 1 works in an underwater environment, the propeller 2 provides main power, the vertical rudder 6 and the horizontal rudder 7 provide operating torque, the thrust vector jet spray pipe 3 and the thrust vector spray pipe 4 provide auxiliary power, the launching port 5 and the underwater vehicle 1 are sealed, and the launching port 5 is opened for the vehicle to launch and recover water base.
Hovering and landing in water: fig. 2 shows a schematic diagram of a hovering and landing state in water, after an underwater vehicle 1 makes the attitude of the underwater vehicle 1 relatively stable with respect to the water surface through thrust vector change, thrust is increased by a propeller 2 and a thrust vector jet pipe 4, so that the part above a thrust vector jet pipe 3 of the underwater vehicle floats out of the water surface. In the hovering state in water, in order to stabilize the taking off and landing of the aircraft, the attitude of the underwater vehicle 1 is mainly maintained by the thrust vector jet nozzle 3 through jet flow, and the propeller 2 and the thrust vector jet nozzle 4 provide auxiliary power.
When the underwater cruising or underwater launching recovery state is switched to an underwater hovering and landing state, the vertical rudder 6 stops working, the horizontal rudder 7 rotates to the maximum yaw included angle to provide upward control moment for the underwater vehicle 1, the thrust vector jet pipe 3 and the thrust vector jet pipe 4 start working, the thrust vector jet pipe 3 provides upward control moment for the underwater vehicle 1, the thrust vector jet pipe 4 provides stable control moment for the attitude of the underwater vehicle 1, the propeller 2 gradually increases power to provide thrust for overcoming the gravity of the underwater vehicle 1 until the thrust vector jet pipe 3 floats above the water surface, and the underwater vehicle 1 hovers stably;
when the underwater hovering and landing state is switched to an underwater cruising state or an underwater launching and recovering state, the power of the underwater vehicle 1 is gradually reduced, so that the underwater vehicle 1 sinks underwater, the thrust vectoring jet pipe 3 sinks below the water surface, the thrust vectoring jet pipe 3 and the thrust vectoring jet pipe 4 provide operating torque with changed postures, the thrust vectoring jet pipe 3 and the thrust vectoring jet pipe 4 stop working after the control surfaces of the vertical rudder 6 and the horizontal rudder 7 slide and lift to generate enough operating efficiency, and the underwater vehicle 1 recovers the underwater cruising state.
The invention has the beneficial effects that:
the invention adopts the propeller to provide the main power, can realize the high-speed cruising of the underwater vehicle, the horizontal rudder and the vertical rudder can tilt at a large angle, the thrust vectors at the front side and the rear side provide the auxiliary power, the high maneuvering performance and the operating performance of the underwater vehicle can be ensured, and the vector jet flow spray pipe can adjust the posture under water or above the water surface, thereby maintaining the stability of different poses of the take-off and landing platform, switching between different poses and finally realizing the take-off and landing in different media.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. An aircraft water-based takeoff and landing platform based on vector propulsion, comprising: the underwater vehicle comprises an underwater vehicle (1), a propeller (2), a thrust vectoring jet pipe (3), a thrust vectoring jet pipe (4), a transmitting port (5), a vertical rudder (6) and a horizontal rudder (7);
the front end of the underwater vehicle (1) is provided with a transmitting port (5), and the tail end is provided with a propeller (2);
a vertical rudder (6) is arranged on a main body of the underwater vehicle (1) along the vertical direction, and a horizontal rudder (7) is arranged along the horizontal direction;
the underwater vehicle (1) main body is provided with a thrust vectoring jet nozzle (3) and a thrust vectoring jet nozzle (4) along the circumferential direction, the number of the thrust vectoring jet nozzles (3) and the number of the thrust vectoring jet nozzles (4) are even, the thrust vectoring jet nozzles (3) and the thrust vectoring jet nozzles (4) are oppositely arranged in pairs, the thrust vectoring jet nozzle (3) is close to a transmitting opening (5) and the thrust vectoring jet nozzle (4) is close to a propeller (2) in the axial direction of the underwater vehicle.
2. The vectored-propulsion-based aircraft water-based takeoff and landing platform of claim 1, wherein the thrust vectoring nozzle (3) and the thrust vectoring nozzle (4) employ distributed control.
3. The working method of the vector propulsion-based aircraft water-based take-off and landing platform is suitable for the vector propulsion-based aircraft water-based take-off and landing platform as claimed in claim 1 or 2, and comprises the following steps:
(1) underwater cruising: the underwater vehicle works in an underwater environment, the propeller provides main power, the vertical rudder and the horizontal rudder provide control torque, and when the underwater vehicle encounters severe weather or a sudden state needing quick steering, the thrust vector jet flow spray pipe and the thrust vector spray pipe provide auxiliary power;
(2) launching and recovering in water: the underwater vehicle works in an underwater environment, the propeller provides main power, the vertical rudder and the horizontal rudder provide operating torque, the thrust vector jet spray pipe and the thrust vector spray pipe provide auxiliary power, the launching port and the underwater vehicle are sealed, and the launching port is opened for launching and recovering the vehicle;
(3) hovering and landing in water: the underwater vehicle is perpendicular to the horizontal plane, the thrust vectoring jet pipe floats above the water surface, the propeller provides main power, and the first thrust vectoring jet pipe is combined with the thrust vectoring jet pipe to provide auxiliary power in a jet mode.
4. The working method of the vector propulsion-based aircraft water-based take-off and landing platform according to claim 3, wherein when an underwater cruising or underwater launching recovery state is switched to an underwater hovering take-off and landing state, the vertical rudder stops working, the horizontal rudder rotates to the maximum yaw included angle to provide upward operating torque for the underwater vehicle, the thrust vector jet nozzle and the thrust vector jet nozzle start working, the thrust vector jet nozzle provides the upward operating torque for the underwater vehicle, the thrust vector jet nozzle provides the operating torque for stabilizing the attitude of the underwater vehicle, the power of the propeller is gradually increased, the thrust for overcoming the gravity of the underwater vehicle is provided until the thrust vector jet nozzle floats above the water surface, and the underwater vehicle hovers stably;
when the hovering and landing state in water is switched to an underwater cruising state or an underwater launching and recovering state, the power of the underwater vehicle is gradually reduced, so that the underwater vehicle sinks underwater, the thrust vectoring jet pipe and the thrust vectoring jet pipe provide operating torque of attitude change after sinking to the water surface, and the thrust vectoring jet pipe stop working after the control surfaces of the vertical rudder and the horizontal rudder slide and lift to generate enough operating efficiency, and the underwater vehicle recovers the underwater cruising state.
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Cited By (1)
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| CN116654232A (en) * | 2023-08-02 | 2023-08-29 | 西南石油大学 | Controllable vector jet propeller and underwater robot |
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| CN116654232B (en) * | 2023-08-02 | 2023-10-31 | 西南石油大学 | Controllable vector jet propeller and underwater robot |
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| CN112455674B (en) | 2022-06-10 |
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