CN117864380A - Quick air-drop carrier based on variable wing structure - Google Patents
Quick air-drop carrier based on variable wing structure Download PDFInfo
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- CN117864380A CN117864380A CN202410225052.2A CN202410225052A CN117864380A CN 117864380 A CN117864380 A CN 117864380A CN 202410225052 A CN202410225052 A CN 202410225052A CN 117864380 A CN117864380 A CN 117864380A
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Abstract
The application discloses air-drop carrier based on variable wing structure includes: the device comprises a cargo warehouse, a variable wing device, a gliding control device and a parachute recovery device, wherein the cargo warehouse is used for bearing goods to be dropped; the variable wing device is positioned at the bottom of the cargo compartment, is used for providing lifting force during gliding, and changes the position relation between the wing and the cargo compartment according to the weight of the cargo in the cargo compartment so as to adapt the gravity center and the lifting force center; the gliding control device is used for controlling the flight state of the air-drop carrier and the wing opening and umbrella opening operation; the parachute recovering device is used for accommodating the parachute and opening the parachute under the control of the gliding control device. The air-drop carrier does not need complicated counter weight, and the throwing distance is far, and the precision is high.
Description
Technical Field
The embodiment of the application relates to the technical field of air drop, in particular to a rapid air drop carrier based on a variable wing structure.
Background
Air drop technology is commonly used to deliver materials or personnel to areas where vehicles, vessels or aircraft are not readily accessible, and some scenes have high requirements on the time of delivery of the materials. For example, delivery of materials to front lines or permeable areas during war, supply of materials to remote islands and mountain snows during peace period, and delivery of emergency materials in the case of natural disasters such as earthquake and flood. Air drop materials are usually carried by air vehicles such as airplanes or helicopters and are put in through specific technologies and devices.
The design and application of the air-drop carrier need to consider the aspects of drop precision, wind resistance, drop speed, gesture control, drop control and the like. Parachute landing performed by the conventional parachute is difficult to collect materials and easy to lose due to the fact that the material drifting area is large and the throwing accuracy is poor due to the fact that the heading cannot be adjusted due to the influence of aerodynamic effects, wind power and other environmental factors. Under the war environment, the air drop close to the front line can threaten the transport plane, and the aircraft can only be remotely put in a safe area. The common air-drop carrier can change the focus after loading different goods, often needs additionally to carry out the counter weight, and complex operation to the work load of air-drop has been increased.
Therefore, there is an urgent need for an air-drop carrier that can be remotely dropped, can adapt to the change of the center of gravity of the air-drop carrier after loading the goods, and can be accurately delivered, so as to ensure the effect of air-drop replenishment.
Disclosure of Invention
In view of this, this application embodiment provides quick air-drop carrier based on variable wing structure, need not loaded down with trivial details counter weight, and the throw-in distance is far away, and throw-in precision is high.
According to a first aspect of embodiments of the present application, there is provided a fast aerial delivery vehicle based on a variable wing structure, including: a cargo warehouse, a variable wing device, a glide control device and an umbrella recovery device, wherein,
the goods warehouse is used for bearing goods to be dropped;
the variable wing device is positioned at the bottom of the cargo compartment, is used for providing lifting force during gliding, and changes the state of the wing unfolding device according to the weight of cargoes in the cargo compartment, and is adapted to the weight distribution of the cargo compartment;
the gliding control device is used for controlling the flight state of the air-drop carrier and executing wing opening and umbrella opening operations;
the parachute recovering device is used for accommodating the parachute and opening the parachute under the control of the gliding control device.
In some exemplary embodiments, the glide control device is configured to control deployment, flight attitude, flight trajectory, landing status, and parachute opening of the variable wing device of the aerial delivery vehicle during the aerial delivery.
In some exemplary embodiments, the variable wing device includes: the main wing is connected with the rotating shaft, the tail wing, the lifting center adjusting rod and the variable wing device cabin, wherein the main wing is connected with the tail wing through the connecting rotating shaft.
In some exemplary embodiments, the lift center adjusting lever is used for adjusting the front edge of the main wing to move longitudinally back and forth along the air-drop carrier according to the weight of goods in the cargo hold, so that the opening angle between the main wing and the tail wing is correspondingly changed, and the front and back adjustment of the lift center is realized.
In some exemplary embodiments, the main wing, the connecting shaft and the tail wing are retracted in the variable wing device cabin when the air-drop carrier is not put in; in the throwing process of the aerial delivery vehicle, under the control of the gliding control device, the main wing and the tail wing are unfolded from the variable wing device cabin to the two sides of the aerial delivery vehicle along with the connecting rotating shaft.
In some exemplary embodiments, the tail wing includes a composite control surface, where the composite control surface is formed by two mutually independent control surfaces, and is configured to implement different flight attitudes of the air-drop vehicle under the control of the glide control device in the air-drop vehicle glide process.
In some exemplary embodiments, the two composite control surfaces realize the flight attitudes of "pitch", "left roll", "right roll" of the aerial delivery vehicle in a combined manner of "up-up", "down-down", "up-down", "down-up".
In some exemplary embodiments, the recovery umbrella device is for: and after the air-drop carrier enters a landing area and the landing height, throwing out the parachute under the control of the glide control device, so that the air-drop carrier is decelerated and stably descends until the air-drop carrier safely falls to the ground.
According to the rapid air-drop carrier based on the variable wing device, the position of the main wing in the longitudinal axis direction of the main body is adjusted, so that the lift center moves along the longitudinal axis to adapt to the weight distribution of carried materials in the cargo hold, the gravity center and the lift center of the air-drop carrier are reasonably distributed, the carrier with various weight distributions can be adapted, good gliding performance is achieved under the condition of carrying various materials, and the conveying efficiency is high; the folding function of the variable wings can better protect the wings in the transportation process, so that the flight safety is improved; the recovery umbrella device is adopted at the final landing stage, so that the defects that a high-pressure gas tank, a nozzle and other special devices are needed in a gas injection deceleration mode, the device is complex, the gas injection time is short, the effect is limited and the like are overcome, and the device is simpler, the deceleration efficiency is high, and the effect is obvious. The application provides a quick aerial delivery carrier based on variable wing device, need not loaded down with trivial details counter weight, and the throw-in distance is far away, and the throw-in precision is high.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are of some embodiments of the invention and that other drawings may be derived from them without undue effort.
Fig. 1 shows a schematic diagram of a composition structure of a fast aerial delivery vehicle based on a variable wing structure according to an embodiment of the present application;
fig. 2 shows a schematic view of a variable wing state of a fast aerial delivery vehicle based on a variable wing structure according to an embodiment of the present application;
FIG. 3 illustrates a top view of a fast aerial delivery vehicle in a stowed state based on a variable wing structure in accordance with an embodiment of the present application;
FIG. 4 illustrates a side view of a fast aerial delivery vehicle based on a variable wing structure in a stowed state according to an embodiment of the present application;
FIG. 5 shows a schematic diagram of an umbrella recovery device for a fast aerial delivery vehicle based on a variable wing structure according to an embodiment of the present application;
fig. 6 shows a schematic flow chart of an air drop method according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.
The following describes the technical scheme of the embodiment of the present application in detail with reference to the accompanying drawings.
The embodiment of the application provides a quick aerial delivery carrier based on a variable wing structure, fig. 1 shows a group structure schematic diagram of the quick aerial delivery carrier based on the variable wing structure in the embodiment of the application, and as shown in fig. 1, the quick aerial delivery carrier based on the variable wing structure in the embodiment of the application includes: a cargo house 1, a variable wing device 2, a glide control device and a recovery umbrella device 4, wherein,
the goods warehouse 1 is positioned in the machine body of the air-drop carrier and is used for bearing goods to be air-dropped;
the variable wing device 2 is positioned at the bottom of the cargo compartment 1, is used for providing lifting force during gliding, and changes the state of the wing unfolding device according to the weight of cargoes in the cargo compartment, and is adapted to the weight distribution of the cargo compartment; in this embodiment, the variable wing device 2 is fixed to the bottom of the cargo compartment device by a connection mechanism, so that the cargo is loaded into the cargo compartment from the upper portion.
The gliding control device is used for controlling the flight state of the air-drop carrier and executing wing opening and umbrella opening operations; in this embodiment of the present application, the glide control device is configured to control, in an air-drop process, deployment, flight attitude, flight trajectory, landing state, and parachute opening of the variable wing device of the air-drop vehicle. Specifically, the gliding control device realizes controlling the opening of the first-stage wing of the air drop, the flight track and the flight attitude of the middle stage of the air drop and the landing state of the last stage of the air drop.
In the embodiment of the present application, the variable wing device 2 includes: the main wing 5, connect pivot 6, fin 7, lift center adjusts pole 8, and variable wing device cabin 9, wherein, center adjusts pole 8 is located the top of air-drop carrier, main wing 5, connect pivot 6, fin 7 include two respectively, are located the both sides of air-drop carrier, main wing 5 is connected with fin 7 through connecting pivot 6, variable wing device cabin 9 is located in the air-drop carrier fuselage, and be located the storehouse 1 bottom, be used for when the air-drop carrier is not put in, accomodate main wing 5, connect pivot 6, fin 7. Fig. 2 is a schematic diagram of a variable wing state of a fast air-drop carrier based on a variable wing structure according to an embodiment of the present application, as shown in fig. 2, the lift center adjusting lever 8 is configured to adjust the front edge of the main wing 5 to move longitudinally and back along the air-drop carrier according to the weight of the cargo in the cargo hold 1, so that the opening angle between the main wing 5 and the tail wing 7 is correspondingly changed, and the front and back adjustment of the lift center is realized to adapt to the change of the gravity center of the air-drop carrier.
Fig. 3 is a top view of the fast aerial delivery vehicle based on the variable wing structure in the retracted state according to the embodiment of the present application, and fig. 4 is a side view of the fast aerial delivery vehicle based on the variable wing structure in the retracted state according to the embodiment of the present application, as shown in fig. 3 and fig. 4, in the embodiment of the present application, the main wing 5, the connecting shaft 6, and the tail wing 7 are retracted in the variable wing device cabin 9 when the aerial delivery vehicle is not released, so as to reduce the occupied aircraft cargo space, and protect the wings from being bumped at the same time; in the throwing process of the air-drop carrier, under the control of the gliding control device, the main wings 5 and the tail wings 7 on two sides are unfolded from the variable wing device cabins 9 to two sides of the air-drop carrier together with the connecting rotating shafts 6, and are locked at the determined positions.
As shown in fig. 1, the tail wing 7 includes a composite control surface 10, where the composite control surface 10 is formed by two mutually independent control surfaces, and is used to realize different flight attitudes of the air-drop carrier through different combination modes under the control of the glide control device in the glide process of the air-drop carrier. Specifically, the two composite control surfaces 10 realize the flight attitudes of "pitching", "left rolling" and "right rolling" of the air-drop vehicle in a combined manner of "up-up", "down-down", "up-down", "down-up".
The parachute recovering device 4 is located at the top of the air-drop carrier body, behind the lifting center adjusting rod 8, and is used for accommodating the parachute 12 and opening the parachute 12 under the control of the gliding control device. Fig. 5 is a schematic diagram of a recovery umbrella device of a rapid aerial delivery vehicle based on a variable wing structure according to an embodiment of the present application, as shown in fig. 5, the recovery umbrella device 4 according to an embodiment of the present application implements operations of storage and end delivery of a parachute 12, including: after the aerial delivery vehicle enters a landing area and a landing height, under the control of a glide control device, the parachute 12 is thrown out, so that the aerial delivery vehicle is decelerated and stably descends until safely falls to the ground, and the landing speed of the aerial delivery vehicle is reduced to protect carried materials and the aerial delivery vehicle.
In this embodiment of the present application, the air-drop carrier further includes a fairing 11, which is used for protecting the air-drop carrier, so as to prevent the air-drop carrier from being affected by harmful environments such as aerodynamic force, pneumatic heating, and acoustic vibration during the air-drop process.
The rapid air-drop carrier based on the variable wing structure, provided by the embodiment of the application, adopts the hard wing, has better gliding performance, and can realize faster flying speed; the variable wing device realizes the movement of the lifting center along the longitudinal axis by adjusting the position of the main wing in the longitudinal axis direction of the fuselage so as to adapt to the weight distribution of the carried materials in the cargo hold, so that the gravity center and the lifting center of the air-drop carrier are reasonably distributed, and the variable wing device can adapt to the carried materials with various weight distribution, has good gliding performance under the condition of carrying various materials, and has high conveying efficiency; the folding function of the variable wings can better protect the wings in the transportation process, so that the flight safety is improved; the recovery umbrella device is adopted at the final landing stage, so that the defects that a high-pressure gas tank, a nozzle and other special devices are needed in a gas injection deceleration mode, the device is complex, the gas injection time is short, the effect is limited and the like are overcome, and the device is simpler, the deceleration efficiency is high, and the effect is obvious. The application provides a quick air-drop carrier based on variable wing structure, need not loaded down with trivial details counter weight, puts in the distance far away, puts in the precision height.
Fig. 6 is a schematic flow chart of an air-drop method of a rapid air-drop carrier based on a variable wing structure according to an embodiment of the present application, as shown in fig. 6, the air-drop method according to an embodiment of the present application is implemented by the rapid air-drop carrier based on a variable wing structure, and includes the following steps:
step 601: after cargo is loaded in the cargo hold, the front edge of the main wing is adjusted to longitudinally move back and forth along the air-drop carrier through a sliding lifting force center adjusting rod so as to adjust the lifting force center of the air-drop carrier;
in the embodiment of the application, after the cargo hold is loaded, the gravity center of the air-drop carrier is changed, and the lift center adjusting rod is slid, so that the main wing is longitudinally adjusted, the total lift center of the air-drop carrier is changed, and the position of the reference gravity center is properly moved backwards, so that quick setting is realized;
step 602: after the air-drop carrier is put in, the main wing and the tail wing are unfolded from the variable wing device cabin to the two sides of the air-drop carrier;
in this embodiment of the present application, before an air-drop, the wings of the variable wing device are retracted in the variable wing device cabin, and after the air-drop carrier is put in, the main wing and the tail wing are deployed from the variable wing device cabin to two sides of the air-drop carrier. The main wings and the tail wings on two sides of the air-drop carrier are respectively connected and restrained through connecting rotating shafts, and the main wings and the tail wings move in a coordinated manner in the processes of unfolding, folding and adjusting the wings.
Step 603: the two composite control surfaces realize the flight attitudes of pitching, rolling left and rolling right of the air-drop carrier in a combined mode of upper, lower, upper, lower and lower;
in the embodiment of the present application, the composite control surface 8 is an attitude control device in flight, and the composite control surface is integrated on the tail wing and is composed of two mutually independent control surfaces. In gliding, two composite control surfaces realize the operations of pitching, rolling left and rolling right of the air-drop carrier in a combined mode of upper, lower, upper, lower and upper, and thereby realizing flight control;
step 604: after entering a landing area and the height, the parachute recovering device throws out the parachute to enable the air-drop loading device to slow down and stably descend until the air-drop loading device safely lands.
Compared with the existing parachute landing and conventional gliding air landing, the air drop method based on the variable wing structure can overcome the problems of large drifting range and easy loss of air drop materials, and can obtain a longer drop distance so that the materials can be delivered to an expected landing area more accurately; the variable wing device can adapt to gravity center change of the air-drop carrier caused by different materials, does not need complex counterweight, and realizes quick loading on the basis of not affecting gliding capacity.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, apparatus or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, means, or characteristics may be combined in any suitable manner in one or more embodiments. It should be understood that, in various embodiments of the present invention, the sequence numbers of the foregoing processes do not mean the order of execution, and the order of execution of the processes should be determined by the functions and internal logic thereof, and should not constitute any limitation on the implementation process of the embodiments of the present application. The foregoing embodiment numbers of the present application are merely for describing, and do not represent advantages or disadvantages of the embodiments.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In the several embodiments provided in this application, it should be understood that the disclosed apparatus and method may be implemented in other ways.
The foregoing is merely an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present invention, and the changes and substitutions are intended to be covered by 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 (8)
1. Quick air-drop carrier based on variable wing structure, its characterized in that, the air-drop carrier includes: a cargo warehouse, a variable wing device, a glide control device and an umbrella recovery device, wherein,
the goods warehouse is used for bearing goods to be dropped;
the variable wing device is positioned at the bottom of the cargo compartment, is used for providing lifting force during gliding, and changes the state of the wing unfolding device according to the weight of cargoes in the cargo compartment, and is adapted to the weight distribution of the cargo compartment;
the gliding control device is used for controlling the flight state of the air-drop carrier and executing wing opening and umbrella opening operations;
the parachute recovering device is used for accommodating the parachute and opening the parachute under the control of the gliding control device.
2. The rapid air-drop vehicle based on the variable wing structure according to claim 1, wherein the glide control device is used for controlling the unfolding, the flight attitude, the flight trajectory, the landing state and the parachute opening of the variable wing device of the air-drop vehicle in the air-drop process.
3. The variable wing structure-based rapid aerial delivery vehicle of claim 2, wherein the variable wing device comprises: the main wing is connected with the rotating shaft, the tail wing, the lifting center adjusting rod and the variable wing device cabin, wherein the main wing is connected with the tail wing through the connecting rotating shaft.
4. The rapid air-drop carrier based on the variable wing structure according to claim 3, wherein the lift center adjusting rod is used for adjusting the front edge of the main wing to longitudinally move back and forth along the air-drop carrier according to the weight of goods in the cargo hold, so that the opening angle between the main wing and the tail wing is correspondingly changed, and the front and back adjustment of the lift center is realized.
5. The rapid aerial delivery vehicle based on the variable wing structure of claim 4, wherein the main wing, the connecting rotating shaft and the tail wing are retracted in the variable wing device cabin when the aerial delivery vehicle is not thrown; in the throwing process of the aerial delivery vehicle, under the control of the gliding control device, the main wing and the tail wing are unfolded from the variable wing device cabin to the two sides of the aerial delivery vehicle along with the connecting rotating shaft.
6. The rapid air-drop vehicle based on the variable wing structure according to any one of claims 3 to 5, wherein the tail wing comprises a composite control surface, the composite control surface is composed of two mutually independent control surfaces, and the composite control surface is used for realizing different flight attitudes of the air-drop vehicle in the gliding process of the air-drop vehicle under the control of the gliding control device in different combination modes.
7. The rapid aerial delivery vehicle based on the variable wing structure of claim 6, wherein the two composite control surfaces achieve the flight attitudes of "pitch", "left roll", "right roll" of the aerial delivery vehicle in a combined manner of "up-up", "down-down", "up-down", "down-up".
8. The variable wing structure-based rapid aerial delivery vehicle of claim 2, wherein the recovery umbrella device is configured to: and after the air-drop carrier enters a landing area and the landing height, throwing out the parachute under the control of the glide control device, so that the air-drop carrier is decelerated and stably descends until the air-drop carrier safely falls to the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410225052.2A CN117864380A (en) | 2024-02-29 | 2024-02-29 | Quick air-drop carrier based on variable wing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410225052.2A CN117864380A (en) | 2024-02-29 | 2024-02-29 | Quick air-drop carrier based on variable wing structure |
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| Publication Number | Publication Date |
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| CN117864380A true CN117864380A (en) | 2024-04-12 |
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| CN202410225052.2A Pending CN117864380A (en) | 2024-02-29 | 2024-02-29 | Quick air-drop carrier based on variable wing structure |
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- 2024-02-29 CN CN202410225052.2A patent/CN117864380A/en active Pending
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