阅读说明：本技术 一种翼尖吊舱式飞机增阻装置 (Wingtip pod type airplane resistance increasing device ) 是由 赵荣 曾俊 王亚楠 王焜 张顺利 陈炜 于 2020-07-01 设计创作，主要内容包括：本发明公开了一种翼尖吊舱式飞机增阻装置,包括前段固定部分和后段活动部分,前段固定部分主要由蒙皮、根肋、横梁、作动筒构成,横梁和作动筒设置在蒙皮内部,根肋上开设有悬挂孔,根肋通过螺栓穿过悬挂孔紧固安装在机翼的翼尖上,后段活动部分由上减速板、下减速板构成,上、下减速板上设置有悬挂接头和摇臂,上、下减速板通过悬挂接头铰接在横梁上并同时通过摇臂与作动筒一同铰接,通过作动筒的驱动作用来控制上、下减速板的开合状态。本技术方案通过作动筒的驱动作用来控制上、下减速板的开合状态,从而实现飞机增阻效果；该增阻装置作为一个单独的功能部件,具有较大的独立性,在机翼翼尖上拆装方便,而且互换性好、构造简单。(The invention discloses a wing tip pod type airplane resistance-increasing device, which comprises a front section fixed part and a rear section movable part, wherein the front section fixed part mainly comprises a skin, a root rib, a cross beam and an actuating cylinder, the cross beam and the actuating cylinder are arranged in the skin, the root rib is provided with a suspension hole, the root rib passes through the suspension hole through a bolt and is fixedly arranged on a wing tip of a wing, the rear section movable part comprises an upper speed reducing plate and a lower speed reducing plate, suspension joints and rocker arms are arranged on the upper speed reducing plate and the lower speed reducing plate, the upper speed reducing plate and the lower speed reducing plate are hinged on the cross beam through the suspension joints and are hinged with the actuating cylinder through the rocker arms at the same time, and the opening and closing states of the upper speed reducing plate and the lower speed reducing. According to the technical scheme, the opening and closing states of the upper and lower speed reducing plates are controlled through the driving action of the actuating cylinders, so that the resistance increasing effect of the airplane is realized; the drag-increasing device is used as an independent functional component, has great independence, is convenient to assemble and disassemble on the wingtip of the wing, and has good interchangeability and simple structure.)

1. The utility model provides a wingtip pod formula aircraft resistance-increasing device which characterized in that: the drag-increasing device is composed of a front section fixed part (1) and a rear section movable part (2), wherein the front section fixed part (1) mainly comprises a skin (9), a root rib (4), a cross beam (5) and an actuating cylinder (6), the cross beam (5) and the actuating cylinder (6) are arranged inside the skin (9), a suspension hole (3) is formed in the root rib (4), the root rib (4) penetrates through the suspension hole (3) through a bolt to be fixedly installed on the wingtip of a wing, the rear section movable part (2) is composed of an upper speed reducing plate (7) and a lower speed reducing plate (8), suspension joints (10) and rocker arms (11) are arranged on the upper speed reducing plate (7) and the lower speed reducing plate (8), the upper speed reducing plate (7) and the lower speed reducing plate (8) are hinged on the cross beam (5) through the suspension joints (10) and are simultaneously hinged with the actuating cylinder (6) through the rocker arms (11) to reduce speed, and the speed of the upper speed reducing plate (7) is controlled through the driving action of, The opening and closing state of the lower speed reduction plate (8).

2. The wingtip pod type airplane drag increasing device according to claim 1, wherein: the upper speed reducing plate (7) and the lower speed reducing plate (8) are driven by the actuating cylinder (6) to open outwards or close inwards around the suspension joint (10).

3. A wingtip pod aircraft drag augmentation device as claimed in claim 2, wherein: the upper speed reducing plate (7) and the lower speed reducing plate (8) are symmetrically opened outwards or symmetrically closed inwards relative to the root rib (4) around the suspension joint (10).

4. The wingtip pod type airplane drag increasing device according to claim 1, wherein: the cross section shape of the resistance-increasing device is matched with that of the wingtip of the wing.

Technical Field

The invention belongs to the technical field of airplane structure design, and particularly relates to a wingtip pod type airplane resistance device.

Background

In order to meet flight requirements and achieve various battle and technical indexes, a plurality of resistance devices are usually designed on an airplane, form resistance when the resistance devices are opened, keep the aerodynamic appearance of the airplane when the resistance devices are closed, and are commonly provided with a back speed reduction plate, a belly speed reduction plate and the like. The wing tip of the wing is generally low in wing height, the difficulty in designing the speed reduction plate is high, and the structural space is short, so that the difficulty is very high when a resistance device is added to the wing tip of the wing.

Disclosure of Invention

In order to overcome the defects in the background technology, the invention provides a wing tip pod type airplane resistance increasing device, which aims to solve the problem that the difficulty of increasing the resistance device at the wing tip of a wing is high.

The technical scheme adopted by the invention for realizing the aim is as follows:

a wing tip pod type airplane resistance increasing device is composed of a front section fixing part and a rear section moving part, wherein the front section fixing part mainly comprises a skin, a root rib, a cross beam and an actuating cylinder, the cross beam and the actuating cylinder are arranged in the skin, a suspension hole is formed in the root rib, the root rib penetrates through the suspension hole through a bolt and is fixedly installed on the wing tip of a wing, the root rib bears and transmits the rear section moving part and self loads and transmits the loads to the wing, the rear section moving part is composed of an upper speed reducing plate and a lower speed reducing plate, suspension joints and rocker arms are arranged on the upper speed reducing plate and the lower speed reducing plate, the upper speed reducing plate and the lower speed reducing plate are hinged to the cross beam through the suspension joints and are hinged to the actuating cylinder through the rocker arms, and the opening and closing states of the upper speed reducing plate and the lower speed reducing plate are controlled through the driving action of the actuating cylinder.

Further, the upper speed reduction plate and the lower speed reduction plate are driven by the actuating cylinder to open outwards or close inwards around the suspension joint.

Further, the upper and lower speed reduction plates are symmetrically opened outward or symmetrically closed inward with respect to the root rib around the suspension joint.

Further, the cross-sectional shape of the resistance-increasing device is matched with that of the wing tip of the wing.

The invention has the beneficial effects that: according to the wingtip pod type airplane resistance-increasing device in the technical scheme, the opening and closing states of the upper speed reducing plate and the lower speed reducing plate are controlled through the driving action of the actuating cylinder, so that the airplane resistance-increasing effect is achieved; the drag-increasing device can be used as an independent functional component on an airplane, has great independence, is convenient to assemble and disassemble on the wingtips of the wings of the airplane, and has good interchangeability and simple structure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional structural view of a front fixing portion of the present invention;

FIG. 3 is a schematic view of the rear movable reduction gear of the present invention in an open configuration;

fig. 4 is a schematic view of the installation position of the present invention on a wing.

Shown in the attached drawings: 1-front section fixed part, 2-rear section movable part, 3-suspension hole, 4-rib, 5-beam, 6-actuator cylinder, 7-upper speed reducing plate, 8-lower speed reducing plate, 9-skin, 10-suspension joint and 11-rocker arm.

Detailed Description

The invention is further described below with reference to the figures and examples.

A wing tip pod type airplane resistance-increasing device comprises a front section fixed part 1 and a rear section movable part 2, wherein the front section fixed part 1 mainly comprises a skin 9, a root rib 4, a cross beam 5 and an actuating cylinder 6, the cross beam 5 and the actuating cylinder 6 are arranged inside the skin 9, a suspension hole 3 is formed in the root rib 4, the root rib 4 is fixedly arranged on the wing tip of a wing by penetrating through the suspension hole 3 through a bolt, the root rib 4 bears and transmits the rear section movable part 2 and self load and transmits the load to the wing, the rear section movable part 2 comprises an upper speed reducing plate 7 and a lower speed reducing plate 8, a suspension joint 10 and a rocker arm 11 are arranged on the upper speed reducing plate 7 and the lower speed reducing plate 8, the upper speed reducing plate 7 and the lower speed reducing plate 8 are hinged on the cross beam 5 through the suspension joint 10 and are simultaneously hinged with the actuating cylinder 6 through the rocker arm 11, and the upper speed reducing plate 7, the lower speed reducing plate 7 and the lower speed reducing plate 8 are controlled, The open/close state of the lower decelerating plate 8.

Further, the upper and lower speed reduction plates 7 and 8 are opened outward or closed inward around the suspension joint 10 by the driving of the ram 6.

Further, the upper and lower reduction plates 7, 8 are symmetrically opened outward or symmetrically closed inward with respect to the root rib 4 around the suspension joint 10.

Further, the cross-sectional shape of the resistance-increasing device is matched with that of the wing tip of the wing.

When the airplane normally flies, the resistance-increasing device drives the upper speed reducing plate 7 and the lower speed reducing plate 8 to be in a closed state through the actuating cylinder 6, and the outer surface of the resistance-increasing device forms a complete aerodynamic shape to form a complete lifting surface so as to mainly provide lifting force.

When the aircraft needs to increase the resistance, the resistance increasing device enables the upper speed reducing plate 7 and the lower speed reducing plate 8 to be in an open state through the driving of the actuating cylinder 6, and at the moment, the resistance surface is formed on the outer surface of the resistance increasing device, so that the flight resistance is increased, and the resistance increasing effect is achieved.

According to the wingtip pod type airplane resistance-increasing device in the technical scheme, the opening and closing states of the upper speed reducing plate 7 and the lower speed reducing plate 8 are controlled through the driving action of the actuating cylinder 6, so that the airplane resistance-increasing effect is achieved; the drag-increasing device can be used as an independent functional component on an airplane, has great independence, is convenient to assemble and disassemble on the wingtips of the wings of the airplane, and has good interchangeability and simple structure.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.