阅读说明：本技术 一种分布式动力飞艇 (Distributed power airship ) 是由 祝晓光 刘东方 于 2019-11-08 设计创作，主要内容包括：本发明涉及飞艇设备技术领域,公开了一种分布式动力飞艇,包括浮力气囊、若干矢量动力装置及控制系统,所述矢量动力装置包括若干矢量机构、动力装置及螺旋桨,若干所述矢量机构设于所述浮力气囊两侧,所述动力装置通过活动支架安装在所述浮力气囊内,且所述动力装置设置为包括动力纵向分布及横向环状分布,以形成分布式动力分布；所述螺旋桨设于所述浮力气囊两侧,用于提供飞艇的起降和巡航动力；该分布式动力飞艇改善了飞艇的气动特性、实现多点姿态精准控制,同时也有利于动力装置的小型化。(The invention relates to the technical field of airship equipment and discloses a distributed power airship which comprises a buoyancy airbag, a plurality of vector power devices and a control system, wherein each vector power device comprises a plurality of vector mechanisms, a power device and a propeller, the vector mechanisms are arranged on two sides of the buoyancy airbag, the power devices are arranged in the buoyancy airbag through movable supports, and the power devices are arranged to comprise power longitudinally distributed and transversely annularly distributed so as to form distributed power distribution; the propellers are arranged on two sides of the buoyancy air bag and used for providing taking-off, landing and cruising power for the airship; the distributed power airship improves the pneumatic characteristic of the airship, realizes accurate control of multi-point postures, and is also beneficial to miniaturization of the power device.)

1. The distributed power airship is characterized by comprising a buoyancy air bag (1), a plurality of vector power systems (2) and a control system (3), wherein each vector power system (2) comprises a plurality of vector mechanisms (201), a power device (202) and a propeller (203), the vector mechanisms (201) are arranged on two sides of the buoyancy air bag (1), the power device (202) is installed in the buoyancy air bag (1) through a movable support, and the power devices (202) are arranged to comprise power which is distributed longitudinally and distributed transversely in an annular mode so as to form distributed power distribution; the propellers (203) are arranged on two sides of the buoyancy airbag (1) and used for providing taking-off and landing and cruising power for the airship; the vector mechanism (201), the power device (202) and the propeller (203) are electrically connected with the control system (3), and the control system (3) controls the vector mechanism (201), the power device (202) and the propeller (203) to operate.

2. A distributed power airship according to claim 1, characterized in that the power longitudinal distribution is configured such that the power units (202) are distributed on both sides of the buoyancy airbag (1) in three rows, each row having 20-40 power units (202), each power unit (202) tilts forward on the movable support with a single degree of freedom, and the single-axis rotation angle is controlled between-100 ° and +100 °; the power devices (202) are distributed in the circumferential direction of the buoyancy airbag (1) in the transverse annular distribution manner, the power devices (202) are installed in the circumferential direction of the buoyancy airbag (1), the distribution number is different, and the total number is 120-240.

3. A distributed power airship according to claim 2, where the power plant (202) is a turbine engine or a piston engine or an electric machine.

4. A distributed power airship according to any one of claims 1-3, characterised in that the buoyant cells (1) are of single cell design, with a streamlined profile.

5. A distributed power airship as defined in claim 4, wherein the buoyancy airbag (1) comprises an outer bag (101) and a ballonet (102), the outer bag (101) is divided into three air chambers, and edge strips (103) are arranged between adjacent air chambers and communicated with each other through vent pipes (106); the outer air bag (101) is provided with a plurality of floating air valves (105), and the auxiliary air bag (102) is provided with a plurality of air valves (104).

6. A distributed power airship as defined in claim 5, wherein the outer bag (101) and the ballonet (102) are filled with hydrogen, helium and air, and the incidence angle of the central axis of the buoyancy balloon (1) and the incoming flow is 0-15 ° in flight.

7. A distributed power airship according to claim 1, characterised in that it further comprises attitude control means, which is mainly done by ducted power means (4).

8. A distributed power airship according to claim 1, characterised in that the distributed power airship is provided with a tail fin (5), the tail fin (5) consisting of a stabilizer and an operational rudder, the material of which is a honeycomb composite material.

9. A distributed power airship as defined in claim 8, characterised in that the tail fin (5) is connected to a main load-bearing structure inside the buoyancy airbag (1), the main load-bearing structure being made of composite material honeycomb or foam composite material.

10. A distributed power airship according to claim 1, characterised in that the distributed power airship is further provided with an air cushion empennage (6), the air cushion empennage (6) being arranged at the bottom of the airship.

Technical Field

The invention relates to the technical field of airship equipment, in particular to a distributed power airship.

Background

An airship attracts attention as an aircraft suitable for heavy load transportation, and with the development of transportation demand, various performances of the airship are more required. The traditional airship has poor flexibility because the engine is fixed and can not rotate, has no static rotation power, has poor control performance, can only fly in a diving way, does not have the functions of hovering in the air, rotating in situ, flying backwards, ultra-low-speed slow flight, vertical takeoff, vertical landing and the like, and greatly reduces the functions; in order to make an airship fly more economically, efficiently and for a longer period of time, it is necessary to optimize the power plant of the airship reasonably.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a distributed power airship which improves the pneumatic characteristic of the airship, realizes accurate control of multi-point postures and is beneficial to miniaturization of a power device.

In order to achieve the above purpose, the invention provides the following technical scheme:

a distributed power airship comprises a buoyancy airbag, a plurality of vector power systems and a control system, wherein each vector power system comprises a plurality of vector mechanisms, a power device and a propeller, the vector mechanisms are arranged on two sides of the buoyancy airbag, the power devices are arranged in the buoyancy airbag through movable supports, and the power devices are arranged to comprise power which is distributed longitudinally and distributed transversely in an annular mode so as to form distributed power distribution; the propellers are arranged on two sides of the buoyancy air bag and used for providing taking-off, landing and cruising power for the airship; the vector mechanism, the power device and the propeller are electrically connected with the control system, and the control system controls the vector mechanism, the power device and the propeller to operate.

In the invention, preferably, the power devices are longitudinally distributed and arranged at two sides of the buoyancy airbag, three rows of 20-40 power devices are respectively arranged at two sides of the buoyancy airbag, each power device tilts forwards on the movable support with one degree of freedom, and the single-shaft rotation angle is controlled to be-100 degrees to +100 degrees; the power devices are distributed in the circumferential direction of the buoyancy air bags in the transverse annular distribution mode, the power devices are installed in the circumferential direction of the buoyancy air bags, the distribution number is unequal, and the total number is 120-240.

In the present invention, preferably, the power plant adopts a turbine engine or a piston engine or an electric motor.

In the invention, preferably, the buoyancy air bag is of a single air bag design, and the appearance of the buoyancy air bag is streamline.

In the invention, preferably, the buoyancy air bag comprises an outer bag and an auxiliary air bag, the outer bag is divided into three air chambers, and edge strips are arranged between adjacent air chambers and are communicated through an air pipe; the outer air bag is provided with a plurality of floating air valves, and the auxiliary air bag is provided with a plurality of air valves.

In the present invention, preferably, the inner portions of the outer bag and the sub-bag are filled with hydrogen, helium, and air, and an angle of attack between a central axis of the buoyancy bag and an incoming flow is 0 to 15 ° in flight.

In the invention, preferably, the distributed power airship further comprises an attitude control device, and the attitude control device is mainly completed by a duct power device.

In the invention, preferably, the distributed power airship is provided with an empennage, the empennage consists of a stabilizer and an operation control surface, and the empennage is made of a honeycomb composite material.

In the invention, preferably, the tail wing is connected with a main bearing structure in the buoyancy airbag, and the main bearing structure is made of composite material honeycomb or foam composite material.

In the invention, preferably, the distributed power airship is further provided with an air cushion tail wing, and the air cushion tail wing is arranged at the bottom of the airship.

Compared with the prior art, the invention has the beneficial effects that:

the distributed power airship is designed based on the power device of the airship, and the airship optimization scheme of the distributed power layout is provided, so that the optimization scheme is favorable for improving the pneumatic characteristic of the airship, realizing accurate control of multi-point postures and simultaneously being favorable for miniaturization of the power device; after the distributed power layout is adopted, each power device can rotate by-100 degrees to +100 degrees on a single shaft, and the operation of yaw and the like is realized by utilizing the differential motion among the power devices; the duct vector system adopts a double-shaft vector design, and can realize the rotation of a duct shaft in a range of-100 degrees to +100 degrees so as to control the posture of the airship; the distributed power airship improves the pneumatic characteristic of the airship, realizes accurate control of multi-point postures, and is also beneficial to miniaturization of the power device.

Drawings

Fig. 1 is a schematic structural diagram of a distributed power airship according to a preferred embodiment of the present invention.

Fig. 2 is a schematic structural view of a buoyancy bladder in the distributed power airship according to the embodiment.

Fig. 3 is a schematic structural diagram of a buoyancy airbag net rack in the distributed power airship in the embodiment.

Fig. 4 is a side view of the distributed power airship according to the embodiment.

Description of the main elements in the figures: 1-buoyancy air bag, 101-outer bag, 102-auxiliary air bag, 103-edge strip, 104-air valve, 105-floating air valve, 106-vent pipe, 2-vector power device, 201-vector mechanism, 202-power device, 203-propeller, 3-control system, 4-attitude control device, 5-empennage and 6-air cushion empennage.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a preferred embodiment of the present invention provides a distributed power airship, including a buoyancy airbag 1, a plurality of vector power systems 2 and a control system 3, where the vector power system 2 includes a plurality of vector mechanisms 201, a power system 202 and a propeller 203, the plurality of vector mechanisms 201 are disposed on two sides of the buoyancy airbag 1, the power system 202 is installed in the buoyancy airbag 1 through a movable support, and the power system 202 is configured to include power distributed longitudinally and distributed transversely and annularly to form distributed power distribution, so as to implement distributed power distribution, and at the same time, the airship is controlled more accurately, and has more diverse postures, and the maneuvering performance of the airship is effectively improved; the propellers 203 are arranged at two sides of the buoyancy air bag 1 and used for providing the taking-off and landing and cruising power of the airship. In the embodiment, the power longitudinal distribution is that the power systems 202 are distributed on both sides of the buoyancy airbag 1, three rows of 20-40 power systems 202 are respectively arranged, each power system 202 tilts forwards on the movable support with a single degree of freedom, and the single-shaft rotation angle is controlled to be-100 ° - +100 °; the power systems 202 are distributed in the circumferential direction of the buoyancy airbag 1 in the transverse annular distribution manner, the power systems 202 are installed in the circumferential direction of the buoyancy airbag 1, the distribution number is different, and the total number is 120-; the power system 202 adopts a turbine engine or a piston engine or an electric motor; the vector mechanism 201, the power system 202 and the propeller 203 are all electrically connected with the control system 3, and the control system 3 controls the vector mechanism 201, the power system 202 and the propeller 203 to operate. The distributed power airship is provided with an empennage 6, the empennage 6 consists of a stabilizing surface and an operating control surface, and the materials of the empennage 6 are honeycomb composite materials; the empennage 6 is connected with a main bearing structure in the buoyancy airbag 1 to realize force transmission, the main bearing structure is made of composite material honeycomb or foam composite material, and the empennage improves the longitudinal stability of the airplane and is also important for the longitudinal trim of the airship; the distributed power airship is also provided with an air cushion empennage 7, and the air cushion empennage 7 is arranged at the bottom of the airship and is mainly used for taking off and landing the airship; meanwhile, the cargo cabin of the airship is arranged at the lower part of the airship, so that the stability of the airship is improved.

In the embodiment, the buoyancy airbag 1 adopts a single airbag design, the appearance of the buoyancy airbag is streamline, and the flight resistance is effectively reduced; further, the buoyancy airbag 1 comprises an outer bag 101 and an auxiliary airbag 102, the outer bag 101 is divided into three air chambers, and edge strips 103 are arranged between adjacent air chambers and are communicated through an air pipe 106; a plurality of floating gas valves 105 are arranged on the outer bag 101, a plurality of air valves 104 are arranged on the auxiliary air bag 102, and the existing valves are adopted for the floating gas valves 105 and the air valves 104 and are used for controlling the gas quantities in the outer bag 101 and the auxiliary air bag 102; the inner parts of the outer bag 101 and the auxiliary air bag 102 are filled with hydrogen, helium and air, the incidence angle between the central axis of the buoyancy air bag 1 and incoming flow is 0-15 degrees in flight, the airship generates dynamic lift force, and the dynamic lift force is balanced with buoyancy and airship gravity.

In the present embodiment, the distributed power airship further comprises an attitude control device, which is mainly completed by the ducted power device 4; the duct power device 4 comprises a duct, a duct power device, a duct paddle and a duct vector system, wherein the duct is made of a composite material foam sandwich structure and is used for providing an airflow channel; the ducted power device adopts a piston engine or a motor, an output shaft of the ducted power device is fixedly connected with the ducted propeller, the ducted propeller adopts six-blade propellers, and the ducted is arranged around the ducted propeller; the ducted vector system adopts a double-shaft vector design, and can realize the rotation of a ducted shaft in a range of-100 degrees to +100 degrees.

The working principle is as follows: when the airship is used, hydrogen, helium and air are filled in the buoyancy air bag 1; after the control system 4 is operated, the output end signals control the vector mechanism 201, the power system 202 and the propeller 203 to work, the vector mechanism 201, the power system 202 and the propeller 203 improve the fixed force for the airship, the buoyancy airbag 1 provides buoyancy, and the attitude control device 5 can control the attitude of the airship; when the airship generates dynamic lift force and buoyancy force and the gravity of the airship is balanced, the airship can fly stably; the distributed power airship improves the pneumatic characteristic of the airship, realizes accurate control of multi-point postures, and is also beneficial to miniaturization of the power device.

The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.