阅读说明：本技术 一种吊舱变形用绳系驱动装置 (Rope system driving device for nacelle deformation ) 是由 王福德 李文皓 彭青 杨磊 李腾 于 2020-12-23 设计创作，主要内容包括：本发明属于吊舱辅助设备技术领域,基于现有电作动器等执行机构以及单、双绳收放绞盘系统在可变形吊舱变形中应用的不足,本发明公开了一种吊舱变形用绳系驱动装置,控制系统、电机驱动系统、四排电动同步绞盘系统、供电系统、滑轮变向系统分别固定安装于吊舱电气载荷舱固定框架上相应位置上,所述电机驱动系统固定安装于四排电动同步绞盘系统上,钢丝绳系一端固定安装于四排电动同步绞盘系统的端部,另一端绕过四排电动同步绞盘系统的四排滚轮,然后穿过滑轮变向系统,之后穿过吊舱同步减震器内部,最终固定于吊舱底框上。保证舱体平稳变形,同时减轻了驱动系统质量；适用性广泛,变形安全性高；确保钢丝绳收放过程中不会乱绳；能实现多绞盘良好固定与缠绕,结构简单紧凑。(The invention belongs to the technical field of pod auxiliary equipment, and discloses a rope system driving device for pod deformation, based on the defects of an executing mechanism such as an existing electric actuator and the application of a single-rope and double-rope take-up and pay-off winch system in deformable pod deformation. The cabin body is ensured to be stably deformed, and meanwhile, the quality of a driving system is reduced; the applicability is wide, and the deformation safety is high; the disorder of the steel wire rope in the winding and unwinding process is avoided; can realize that many winches are well fixed and twine, simple structure is compact.)

1. A rope system driving system for nacelle deformation is characterized by comprising a control system (1), a motor driving system (2), four rows of electric synchronous winch systems (3), a power supply system (4), a pulley turning system (5), a steel wire rope system (6) and a nacelle electric load cabin fixing frame (7), wherein the control system (1), the motor driving system (2), the four rows of electric synchronous winch systems (3), the power supply system (4) and the pulley turning system (5) are respectively and fixedly arranged on corresponding positions on the nacelle electric load cabin fixing frame (7), the motor driving system (2) is fixedly arranged on the four rows of electric synchronous winch systems (3), one end of the steel wire rope system (6) is fixedly arranged at the end part of the four rows of electric synchronous winch systems (3), and the other end of the steel wire rope system bypasses four rows of idler wheels (32) of the four rows of electric synchronous winch systems (3), then passes through the pulley deviator system (5), then passes through the interior of the pod synchronous damper (12), and finally is fixed on the pod bottom frame (14).

2. The mooring driving system for nacelle transformation according to claim 1, wherein the four-row electric synchronous winch system (3) comprises a main frame and four rows of rollers (32), wherein the support rods (34) are fixed on the steel wire rope fixed end fixing plate (20) and the motor fixed end fixing plate (31) to form the main frame, and the four rows of rollers (32) are mounted on the main frame.

3. The tether drive system for pod morphing according to claim 2, the four rows of rollers (32) are arranged on the main body frame through a rotating mechanism, the rotating mechanism comprises a first bearing (35) and a second bearing (39), the first bearing (35) is arranged on a motor end fixing plate (31), a motor shaft supporting frame (37) is sleeved on an inner ring of the first bearing (35), the second bearing (39) is arranged on a steel wire rope fixing end fixing plate (20), a rotating rope system fixing frame (40) is sleeved on the inner ring of the second bearing (39), the four rows of rollers (32) are fixed between the motor shaft supporting frame (37) and the rotating rope system fixing frame (40), an outer ring of the motor shaft supporting frame (37) and an outer ring of the rotating rope system fixing frame (40) are respectively sleeved with a bearing retaining ring (41), the four rows of rollers (32) are driven to rotate relative to the main body frame through the relative rotation of the inner ring and the outer ring of the bearing I (35) and the bearing II (39).

4. The rope system driving system for nacelle deformation according to claim 1, wherein the motor driving system comprises a band-type brake (27), a motor (28) and a motor reducer (30) which are connected with each other, a motor hoop (26) is sleeved on the outer diameter of the motor (28), the motor hoop (26) is fixed on a motor fixing frame (29), and the motor fixing frame (29) is fixed on a nacelle electrical load cabin fixing frame (7); the motor reducer (30) is fixed on a motor end fixing plate (31) through a transition flange (36), a motor output shaft of a motor (28) is connected with a motor shaft supporting frame (37), and four rows of rollers (32) are driven to rotate through the motor (28), so that the steel wire rope system (6) is driven to be wound and unwound.

5. The system for driving the rope for nacelle deformation according to claim 1, wherein a pressing device is further provided, the pressing device comprises a pressing nylon roller (22), a pressing ring (23), a pressing knife (24) and an extension spring (25), the pressing ring (23) and the pressing knife (24) are respectively sleeved on two support rods (34) above the four rows of electric synchronous winch systems (3), an inner bearing ring of the pressing nylon roller (22) is installed on a cantilever pin shaft of the pressing knife (24), and the pressing ring (23) and the pressing knife (24) are tensioned through the extension spring (25) to control the pressing nylon roller (22) to press and wind the steel wire rope (33).

6. The rope system driving system for nacelle deformation according to claim 1, wherein the pulley direction changing system comprises a horizontally placed pulley (10) and a vertically placed pulley (15), the steel wire rope system (6) passes through the horizontally placed pulley (10), and the steel wire rope of the steel wire rope system (6) is controlled to change 90 degrees along the horizontal plane; the steel wire rope (6) passes through the vertically placed pulley (15), and the steel wire rope of the steel wire rope (6) is controlled to change 90 degrees along the vertical plane.

7. The rope system driving device for nacelle deformation according to claim 1, wherein the four rows of rollers (32) are provided with a long circular hole groove a (42), a long circular hole groove b (43), a long circular hole groove c (44) and a long circular hole groove d (45), wherein the long circular hole groove a (42) and the long circular hole groove b (43) are arranged on the front surface of the four rows of rollers (32), the long circular hole groove c (44) and the long circular hole groove d (45) are arranged on the back surface of the four rows of rollers (32) and are arranged at 180 degrees with each other, the output of two drum steel wire ropes on the inner side and the output of two drum steel wire ropes on the outer side are controlled to be 180 degrees, and the lengths of the steel wire ropes wound on the four rows of rollers (32) are consistent.

8. The tether driving device for pod morphing according to claim 7, characterized in that the oblong hole grooves a (42) and the oblong hole grooves b (43) are adjacently disposed along the same horizontal line, and the oblong hole grooves c (44) and the oblong hole grooves d (45) are disposed at a distance along the same horizontal line; the length of the long circular hole groove a (42), the long circular hole groove b (43), the long circular hole groove c (44) or the long circular hole groove d (45) is from 30 degrees to 40 degrees of radial rotation, and the flatness of the winding end of the steel wire rope is controlled.

9. The rope system driving device for nacelle deformation according to claim 7, further comprising a rope disorder prevention mechanism, wherein the rope disorder prevention mechanism comprises a U-shaped fixing clamp B (21) and a U-shaped fixing clamp A (9), the U-shaped fixing clamp B (21) is fixedly arranged on the rotary rope system fixing frame (40), the U-shaped fixing clamp A (9) is fixedly arranged on the bottom frame fixing plate (11), one end of the steel wire rope system (38) in the roller cavity penetrates through an inner hole of the rotary rope system fixing frame (40) and is fixedly arranged on the U-shaped fixing clamp B (21), and the other end of the steel wire rope system penetrates through the long circular hole groove a (42), the long circular hole groove B (43), the long circular hole groove c (44) and the long circular hole groove d (45) respectively and is wound on four rollers outside the four rows of rollers (32); then passes through a pulley turning system (5), passes through a shock absorber duct (16) in the pod synchronous shock absorber (12), passes through the bottom frame to contact a ball tile (8), and finally is respectively fixed on a U-shaped fixing clamp A (9) on a bottom frame fixing plate (11).

10. The rope system driving device for nacelle deformation according to claim 1, wherein the nacelle bottom frame (14) is connected with the nacelle body frame (13), the steel wire rope system (6) is stored and pulled to move the nacelle bottom frame (14) up and down and synchronously rotate the nacelle body frame (13), and when the nacelle is in the launching attitude of the aircraft and the nacelle recovering attitude, the steel wire rope system (6) is arranged in the nacelle synchronous shock absorber (12); meanwhile, under the nacelle recycling posture, the steel wire rope system (6) and the synchronous shock absorber (12) have comprehensive effects, and the nacelle body is in a one-way flexible buffering state; when the pod is in the hanging posture of the aircraft, the pod body frames (13) are mutually contacted, the pod is in a limiting state, the steel wire rope system (6) is in a tightening semi-stress state, and the band-type brake is in a power-off and band-type state at the moment.

Technical Field

The invention belongs to the technical field of pod auxiliary equipment, and particularly relates to a rope system driving device for pod deformation.

Background

A pod is a streamlined, short-cabin segment that is equipped with some onboard equipment or weapons and is suspended from the fuselage or wings. With the development of aviation technology, the technology of airborne pod has also been greatly improved. Generally speaking, airborne pods can be divided into: weapons pods (including aircraft gun pods, aircraft rocket pods), reconnaissance pods, fire control pods, logistics aids pods (fueling pods).

At present, the research on aerostat launching pods is few on the global scale, and particularly, the aerostat launching pods with deformable bodies are not precedent.

At present, actuating mechanisms such as various linear electric actuators and steering engines are widely applied in the field of aerospace, and can complete various tasks such as changing of wing profiles of aircrafts and aerostats, opening of cabin doors, and action of the actuating mechanisms.

However, for some special flight scenes, such as the electric actuator and the like, specific tasks cannot be completed, light transmission, long-distance transmission, synchronous transmission and flexible transmission are required, for example, the body of the nacelle deforms, the traditional transmission mode is difficult to realize the large-angle and large-range body deformation of the nacelle, the transmission mechanism is difficult to realize the long-distance transmission and the synchronous transmission, the stroke angle is increased, the mass is greatly increased, meanwhile, the traditional transmission mode is difficult to realize unidirectional flexibility, and the requirement of cabin body landing buffering unidirectional deformation cannot be met.

At present, most of various winch systems are dragged by single ropes or double ropes, the research on multi-rope synchronous winch retracting systems is less, especially, multi-rope synchronous driving winch systems in a nacelle are unprecedented, however, under a special scene, the multi-rope synchronous winch retracting systems are required to be used for completing long-distance, large-range and light-weight synchronous transmission, and therefore, a multi-rope synchronous winch retracting system is urgently needed for completing the tasks of synchronous deformation of a deformable nacelle body and unidirectional flexible landing buffering.

Disclosure of Invention

Based on the defects of the existing actuating mechanisms such as an electric actuator and the like and the application of a single-rope and double-rope winch retracting system in deformable nacelle deformation, the invention provides a rope system driving device for nacelle deformation.

The technical scheme adopted by the invention is as follows:

a rope system driving system for nacelle deformation comprises a control system, a motor driving system, four rows of electric synchronous winch systems, a power supply system, a pulley turning system, a steel wire rope system and a nacelle electric load cabin fixing frame, wherein the control system, the motor driving system, the four rows of electric synchronous winch systems, the power supply system and the pulley turning system are respectively and fixedly arranged at corresponding positions on the nacelle electric load cabin fixing frame, the motor driving system is fixedly arranged on the four rows of electric synchronous winch systems, one end of each steel wire rope system is fixedly arranged at the end part of each four rows of electric synchronous winch systems, the other end of each steel wire rope system bypasses four rows of idler wheels of each four rows of electric synchronous winch systems, then penetrates through the pulley turning system, then penetrates through the inside of a nacelle synchronous shock absorber and is finally fixed on a nacelle bottom frame.

Furthermore, the four-row electric synchronous winch system comprises a main body frame and four rows of rollers, wherein the supporting rods are fixed on the steel wire rope fixed end fixing plate and the motor end fixing plate to form the main body frame, and the four rows of rollers are installed on the main body frame.

Furthermore, the four rows of rollers are installed on the main body frame through the rotating mechanism, the rotating mechanism comprises a first bearing and a second bearing, the first bearing is installed on a motor end fixing plate, a motor shaft supporting frame is sleeved on an inner ring of the first bearing, the second bearing is installed on a steel wire rope fixing end fixing plate, a rotating rope system fixing frame is sleeved on an inner ring of the second bearing, the four rows of rollers are fixed between the motor shaft supporting frame and the rotating rope system fixing frame, a bearing retaining ring is respectively sleeved on an outer ring of the motor shaft supporting frame and an outer ring of the rotating rope system fixing frame, and the four rows of rollers are driven to rotate relative to the main body frame.

Further, the motor driving system comprises a band-type brake, a motor and a motor reducer which are mutually connected, a motor hoop is sleeved on the outer diameter of the motor and fixed on a motor fixing frame, and the motor fixing frame is fixed on a fixing frame of the electric load cabin of the nacelle; the motor reducer is fixed on a motor end fixing plate through a transition flange, a motor output shaft of the motor is connected with a motor shaft supporting frame, and four rows of rollers are driven to rotate through the driving of the motor, so that the steel wire ropes are driven to be wound and unwound.

Furthermore, a pressing device is further arranged and comprises a pressing nylon roller, a pressing ring, a pressing switch and an extension spring, the pressing ring and the pressing switch are respectively sleeved on two support rods above the four rows of electric synchronous winch systems, the inner ring of a bearing pressing the nylon roller is installed on a cantilever pin shaft of the pressing switch, and the pressing nylon roller is controlled to press and wind a steel wire rope system through the extension spring between the pressing ring and the pressing switch.

Furthermore, the pulley turning system comprises a horizontally placed pulley and a vertically placed pulley, a steel wire rope system penetrates through the horizontally placed pulley, and the steel wire rope of the steel wire rope system is controlled to turn 90 degrees along the horizontal plane; the steel wire rope system passes through the vertically placed pulleys, and the steel wire rope of the steel wire rope system is controlled to turn 90 degrees along the vertical plane.

Furthermore, the four rows of rollers are provided with a long circular hole groove a, a long circular hole groove b, a long circular hole groove c and a long circular hole groove d, wherein the long circular hole groove a and the long circular hole groove b are arranged on the front surfaces of the four rows of rollers, the long circular hole groove c and the long circular hole groove d are arranged on the back surfaces of the four rows of rollers and are arranged at 180 degrees with each other, the output of two drum steel wire ropes on the inner side and the output of two drum steel wire ropes on the outer side are controlled to be 180 degrees, and the length of the steel wire ropes wound by the four drums on the four rows of rollers is.

Furthermore, the long circular hole groove a and the long circular hole groove b are adjacently arranged along the same horizontal line, and the long circular hole groove c and the long circular hole groove d are arranged at a certain interval along the same horizontal line; the length of the long circular hole groove a, the long circular hole groove b, the long circular hole groove c or the long circular hole groove d is radially rotated by 30-40 degrees, and the flatness of the winding end of the steel wire rope is controlled. Compared with the traditional mode that the steel wire ropes are fixed on the side walls of the two ends of the double-roller, the mode that the steel wire ropes are fixed at one ends in a rotating mode and the long circular hole grooves penetrate through the double-roller provides a new flat and reliable fixing and winding mode for more than three rows of winch rollers.

Furthermore, a rope disorder prevention mechanism is further arranged and comprises a U-shaped fixing clamp B and a U-shaped fixing clamp A, the U-shaped fixing clamp is fixedly arranged on the rotary rope system fixing frame, the U-shaped fixing clamp A is fixedly arranged on the bottom frame fixing plate, one end of a steel wire rope system in the inner cavity of the roller penetrates through an inner hole of the rotary rope system fixing frame and is fixedly arranged on the U-shaped fixing clamp B, and the other end of the steel wire rope system penetrates through the overlong circular hole groove a, the long circular hole groove B, the long circular hole groove c and the long circular hole groove d respectively and is wound on four rollers outside the four rows of rollers; and then the pulley turning system passes through a shock absorber pore channel in the pod synchronous shock absorber, passes through the bottom frame to contact the ball tile, and finally is respectively fixed on a U-shaped fixing clamp A on a bottom frame fixing plate.

Further, the pod bottom frame is connected with the pod main body frame, the steel wire rope system is stored and pulled to move up and down and synchronously rotate with the pod main body frame, and when the pod is in the launching attitude of the aircraft and the pod recycling attitude, the steel wire rope system is arranged in the pod synchronous shock absorber; the influence of the steel wire rope system on the launching of the aircraft in the launching attitude of the aircraft and the influence of the steel wire rope system on the shock absorption and impact recovery in the recovery attitude of the nacelle are ensured, and the safety of the launching of the aircraft and the recovery of the nacelle are ensured; meanwhile, under the nacelle recycling posture, the steel wire rope system and the synchronous shock absorber have comprehensive effects, and the nacelle body is in a one-way flexible buffering state; in the state, the steel wire rope system does not influence the deformation of the machine body and the shock absorption of the synchronous shock absorber when the nacelle lands, the machine body can vibrate up and down and absorb shock along the direction of the synchronous shock absorber, and the steel wire rope can carry out limit control on the amplitude during landing so as to ensure the landing safety and the shock absorption effect of the nacelle; when the pod is in the hanging posture of the aircraft, the pod body frames are in mutual contact, the pod is in a limiting state, the steel wire rope system is in a tightening semi-stressed state, and the contracting brake is in a power-off contracting state at the moment. Thereby having double safety limiting function with the nacelle limiting function.

The invention has the beneficial effects that:

1. the cabin deformation driving mode realizes four-point synchronous lifting of the deformable pod by adopting four rows of electric synchronous winches to change the direction through a plurality of pulley blocks and penetrates through the synchronous buffer to be fixed on the bottom frame, so that the cabin body is ensured to deform stably, and meanwhile, the quality of a driving system is reduced;

2. the driving motor, the control system and the power supply system are arranged in the electric load cabin, so that the driving motor, the control system and the power supply system are isolated from a high-altitude low-temperature low-pressure severe environment;

3. when the cabin body is in the launching attitude and the recovery attitude of the aircraft, the steel wire ropes are not exposed in the cabin body but are positioned in the four synchronous buffers, so that the launching and recovery safety is ensured, and the power-off internal contracting brakes are arranged in the four rows of winches, so that the occurrence of an accident situation in the deformation process is ensured;

4. the winch pressing device adopts a four-compression-roller knife switch structure, so that the wire rope is prevented from being disordered in the winding and unwinding processes;

5. the four rows of gyro wheel relevant positions of capstan winch are opened there is the long circular hole groove, and good winding is realized to wire rope after passing, and the wire rope other end all passes inside being fixed in on the capstan winch tip U type checkpost of gyro wheel, compares in traditional single capstan winch, the fixed mode in two capstan winch sides, can realize that many capstans are well fixed and wind, simple structure is compact.

Drawings

FIG. 1 is a layout assembly of a rope drive;

FIG. 2 is an assembled view of the rope drive;

FIG. 3 is a view showing the installation of the wire rope bottom frame of the rope system driving device;

FIG. 4 is a state diagram of the launch and recovery attitude tether drive;

FIG. 5 is a state diagram of the rope drive device in hanging attitude;

FIG. 6 is a change of direction of the roping around the fixed sheave;

FIG. 7 is a diagram of a four-row electric synchronous winch system and a motor driving system (including a broken band-type brake);

FIG. 8 is a cross-sectional view of a four-row electric synchronous winch system and a motor drive system (including a broken band-type brake);

FIG. 9 is a view of the arrangement of the oblong holes of the four-row electric synchronous winch system;

wherein, 1, controlling the system; 2. disconnecting the internal contracting brake; 3. a four-row electric synchronous winch system; 4. a power supply system; 5. a pulley direction changing system; 6. a wire rope system; 7. a pod electrical load compartment securing frame; 8. four bottom frames contact the spherical tile; 9. a U-shaped fixing clamp A; 10. horizontally placing a pulley; 11. a bottom frame fixing plate; 12. a synchronous damper; 13. a pod body frame; 14. a pod underframe; 15. vertically placing a pulley; 16. a damper orifice;

20. a steel wire rope fixed end fixing plate; 21. a U-shaped fixing clip B; 22. pressing the nylon roller; 23. a compression ring; 24. pressing the knife switch; 25. an extension spring; 26. a motor hoop; 27. contracting brake; 28. a motor; 29. a motor fixing frame; 30. a motor reducer; 31. a motor end fixing plate; 32. four rows of rollers; 33. winding a steel wire rope system; 34. a support bar; 35. a first bearing; 36. the reducer is connected with a transition flange; 37. a motor shaft support frame; 38. the inner cavity of the roller is tied by a steel wire rope; 39. a second bearing; 40. rotating the rope fastening fixing frame; 41. a bearing retainer ring; 42. a long round hole groove a; 43. a long circular hole groove b; 44. a long circular hole groove c; 45. and (4) a long circular hole groove d.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example 1

The embodiment of the invention relates to a rope system driving system for nacelle deformation, which comprises seven parts, namely a control system 1, a motor driving system (including a power-off internal contracting brake) 2, a four-row electric synchronous winch system 3, a power supply system 4, a pulley turning system 5, a steel wire rope system 6, a nacelle electric load cabin fixing frame 7 and the like, as shown in figures 1, 2, 3 and 7. The electric loading system comprises a motor driving system (including a power-off internal contracting brake) 2, a steel wire rope system 6, a pulley turning system 5, a pod synchronous shock absorber 12 and a pod bottom frame 14, wherein the motor driving system (including the power-off internal contracting brake) 2 is fixedly installed on flanges of four rows of electric synchronous winch systems 3 through bolts, one end of the steel wire rope system is fixedly installed at the end part of the four rows of electric synchronous winch systems 3, the other end of the steel wire rope system bypasses four rows of idler wheels 32, then penetrates through the pulley turning system 5, then penetrates through the interior of the pod synchronous shock absorber 12, and finally is fixed on the pod bottom frame 7, and the control system 1, the motor driving system (including the power-. According to the system, a motor driving system (comprising a power-off internal contracting brake) 2 is used for driving four rows of electric synchronous winch systems 3 to rotate, so that four steel wire ropes in a steel wire rope system 6 are driven to be synchronously wound and unwound, and turning is guided by vertical and transverse pulleys in a pulley turning system 5, so that the rotation motion of the four rows of electric synchronous winch systems 3 is converted into the synchronous winding and unwinding of the four steel wire ropes in a nacelle.

In another embodiment of the present invention, as shown in fig. 7, the four-row electric synchronous winch system 3 includes a main frame and four rows of rollers 32, wherein the support rods 34 are fixed on the wire rope fixing end fixing plate 20 and the motor end fixing plate 31 to form the main frame, and more specifically, the four support rods 34 are fixed on the wire rope fixing end fixing plate 20 and the motor end fixing plate 31 by bolts, and the four rows of rollers 32 are mounted on the main frame, and the main frame provides stable supporting force and deformation resistance.

In another embodiment of the present invention, as shown in fig. 8, the four rows of rollers 32 are mounted on the main frame through a rotating mechanism, the rotating mechanism includes a first bearing 35 and a second bearing 39, the first bearing 35 is mounted on the motor end fixing plate 31, an outer ring of the first bearing 35 contacts with an inner hole wall of the motor end fixing plate 31, the motor shaft supporting frame 37 is sleeved on the inner ring of the first bearing 35, the second bearing 39 is mounted on the wire rope fixing end fixing plate 20, an outer ring of the second bearing 39 contacts with an inner hole wall of the wire rope fixing end fixing plate 20, the rotating rope fixing frame 40 is sleeved on the inner ring of the second bearing 39, flanges at two sides of the four rows of rollers 32 are fixed on a flange of the motor shaft supporting frame 37 and a flange of the rotating rope fixing frame 40 through bolts, the bearing retaining ring 41 is sleeved on an outer ring of the motor shaft supporting frame 37, between the second bearing 39 and the fourth row of rollers 32, the first bearing 35 and the inner and outer rings of the second bearing 39 relatively rotate to drive the fourth row of rollers 32 to rotate relative to the main frame of the four-row electric synchronous winch system 3.

In another embodiment of the present invention, as shown in fig. 7 and 8, eight U-shaped fixing clips B21 are respectively fixed at corresponding positions of the rotating rope system fixing frame 40, the reducer connecting transition flange 36 is fixed on the flange of the motor end fixing plate 31 by bolts, the motor driving system comprises a band-type brake 27, a motor 28 and a motor reducer 30 which are connected with each other, the motor driving system (including a power-off band-type brake) 2 is fixed on the flange of the reducer connecting transition flange 36 by bolts, the motor output shaft of the motor 28 is fitted in the hole slot of the motor shaft supporting frame 37 by the flat key shaft hole, so that the motor drives the four rows of rollers 32 to rotate, thereby driving the steel wire system 6 to be wound and unwound, the motor anchor ear 26 is sleeved on the outer diameter of the motor 28, the motor anchor ear 26 is fixed on the motor fixing frame 29, the motor fixing frame 29 is fixed on the pod electric load compartment fixing frame 7 by bolts, the, the motor output shaft of the motor 28 is connected with the motor shaft support frame 37, and the four rows of rollers 32 are driven to rotate by the motor 28, so that the steel wire rope system 6 is driven to be wound and unwound.

In another embodiment of the present invention, as shown in fig. 7, a pressing device is further provided, the pressing device includes pressing nylon rollers 22, pressing rings 23, pressing blades 24 and extension springs 25, eight pressing rings 23 and eight pressing blades 24 are respectively sleeved on two support rods 34 above the four rows of electric synchronous winch systems 3, inner bearing rings of four pressing nylon rollers 22 are installed on cantilever pin shafts of the eight pressing blades 24, and tension is applied between the eight pressing rings 23 and the eight pressing blades 24 through the extension springs 25, so as to control the four pressing nylon rollers 22 to press and wind the steel wire ropes 33, and prevent the steel wire ropes 33 from being tangled in a non-tensioned state.

In another embodiment of the present invention, as shown in fig. 1 and 6, the pulley direction changing system includes a horizontally disposed pulley 10 and a vertically disposed pulley 15, the wire rope system 6 passes through the horizontally disposed pulley 10, and the wire rope of the wire rope system 6 is controlled to change 90 degrees along the horizontal plane; the steel wire rope system 6 passes through the vertically-arranged pulley 15, and the steel wire rope of the steel wire rope system 6 is controlled to change the direction of 90 degrees along the vertical plane.

In another embodiment of the present invention, as shown in fig. 9, the four rows of rollers 32 are provided with an oblong hole groove a42, an oblong hole groove b43, an oblong hole groove c44 and an oblong hole groove d45, wherein the oblong hole groove a42 and the oblong hole groove b43 are disposed on the front surface of the four rows of rollers 32, the oblong hole groove c44 and the oblong hole groove d45 are disposed on the back surface of the four rows of rollers 32, and are arranged at 180 degrees with respect to each other, and the output of the two drum wire ropes on the inner side and the output of the two drum wire ropes on the outer side are controlled to be 180 degrees, so that the lengths of the wire ropes wound by the four drums on the four rows of.

The long round hole groove a42 and the long round hole groove b43 are adjacently arranged along the same horizontal line, and the long round hole groove c44 and the long round hole groove d45 are arranged at a certain distance along the same horizontal line; the length of the long circular hole groove a42, the long circular hole groove b43, the long circular hole groove c44 or the long circular hole groove d45 is 30-40 degrees of radial rotation, and the flatness of the winding end of the steel wire rope is controlled. Compared with the traditional mode that the steel wire ropes are fixed on the side walls of the two ends of the double-roller, the mode that the steel wire ropes are fixed at one ends in a rotating mode and the long circular hole grooves penetrate through the double-roller provides a new flat and reliable fixing and winding mode for more than three rows of winch rollers.

In another embodiment of the present invention, as shown in fig. 7, 8 and 9, a rope tangling prevention mechanism is further provided, the rope tangling prevention mechanism comprises a U-shaped fixing clip B21 and a U-shaped fixing clip a9, the U-shaped fixing clip B21 is fixedly arranged on the rotary rope system fixing frame 40, the U-shaped fixing clip a9 is fixedly arranged on the bottom frame fixing plate 11 to prevent rope tangling, one end of the wire rope system 38 in the four roller inner cavities passes through the inner hole of the rotary rope system fixing frame 40 and is fixedly arranged on eight U-shaped fixing clips B21, the other end passes through the slotted hole a42, the slotted hole B43, the slotted hole c44 and the slotted hole d45 respectively and is wound on four rollers at the outer sides of the four rows of rollers 32, wherein the slotted hole a42 and the slotted hole B43 are positioned at the front sides of the four rows of rollers 32, the slotted hole c44 and the slotted hole d45 are positioned at the back sides of the four rows of rollers 32 and are arranged at 180 degrees with each other, and two rollers at the inner side are also output at 180 degrees, the length of the steel wire ropes wound by the four rollers on the four rows of rollers 32 is guaranteed to be consistent, the length of the long circular hole groove is radially rotated by 30 degrees to 40 degrees, the flatness of the winding end of the steel wire ropes is guaranteed, the method is compared with the traditional method for fixing the steel wire ropes on the side walls of the two ends of the double rollers, a novel smooth and reliable fixing winding method for the winch rollers above three rows is provided in a mode that the steel wire ropes are rotatably fixed at one end and the long circular hole groove penetrates, and the phenomenon that the steel wire ropes of the multiple rows of winch are not disordered in the winding and unwinding stages and the static stage is avoided.

In another embodiment of the present invention, as shown in fig. 1, 2, 3, 6, 8 and 9, one end of four steel cables of the steel cable system 6 is fixedly installed on a U-shaped fixing clamp B21 at the end of the four-row electric synchronous winch system 3, and the other end of the four steel cables of the steel cable system 6 passes through the inner cavities of the four rows of rollers 32, then passes through the slotted hole grooves 42, 43, 44 and 45 of the four rows of rollers 32, and passes around the four independent outer walls of the four rows of rollers 32 in the same direction (clockwise winding or counterclockwise winding), wherein the steel cables of the steel cable system 6 passing through the two outer walls inside the four rows of rollers 32 are wound out from the right side of the four rows of rollers 32, the steel cables of the steel cable system 6 passing through the two outer walls outside the four rows of rollers 32 are wound out from the left side of the four rows of rollers 32, and then passes through the four horizontally disposed pulleys 10, so that the steel cables of the steel cable system 6 are turned, and respectively pass through four vertically placed pulleys 15, so that four steel wire ropes of the steel wire rope system 6 change 90 degrees along the vertical plane, then respectively pass through damper pore channels 16 in four pod synchronous dampers 12, pass through four bottom frame contact ball tiles 8, and finally are respectively fixed on a U-shaped fixing clamp A9 on a bottom frame fixing plate 11. When the four rows of rollers 32 rotate, the steel wire ropes are wound and unwound, the nacelle body is deformed, and the landing buffering deformation can be realized under the landing posture because the steel wire ropes are unidirectional and flexible.

According to another embodiment of the invention, as shown in fig. 4 and fig. 5, a launching and recovery attitude rope system driving device state diagram and a hanging attitude rope system driving device state diagram are respectively provided, when the nacelle is in an aircraft launching attitude and a nacelle recovery attitude, the steel wire rope system 6 is not exposed in the nacelle body, but is positioned in the four nacelle synchronous shock absorbers 12, so that the influence of the steel wire rope system 6 on aircraft launching in the aircraft launching attitude and the influence of the steel wire rope system 6 on recovery shock absorption impact in the nacelle recovery attitude are ensured, and the safety of aircraft launching and nacelle recovery are ensured; meanwhile, under the recovery posture of the nacelle, due to the comprehensive action of the steel wire rope system 6 and the synchronous damper 12, the nacelle body is in a one-way flexible buffering state, the steel wire rope system 6 cannot influence the deformation of the nacelle body and the damping of the synchronous damper 12 when the nacelle is landed in the state, the nacelle body can vibrate up and down and damp along the direction of the synchronous damper, and the steel wire rope can carry out limit control on the amplitude during landing so as to ensure the landing safety and the damping effect of the nacelle; when the pod is in the hanging posture of the aircraft, the sixteen pod main body frames 13 are in mutual contact, the pod is in a limiting state, the steel wire rope is in a tightening semi-stressed state, and the band-type brake is in a power-off band-type state, so that double safety limiting effects are achieved by the double functions of limiting the pod.

In combination with the above embodiments, compared with the conventional lander electric actuator driving method, the tethered driving pod deformation has the following advantages:

1. and (5) light transmission. Because of the adoption of the rope system transmission, the transmission system required by the same driving force has lighter weight and lower energy consumption.

2. The layout is reasonable. The main body structures of the nacelle deformation rope system driving devices are uniformly distributed in the electric load cabin, only the steel wire ropes are fixed on the nacelle bottom frame 14, compared with an electric actuator, the electric load driving device has the advantages that the load quality is increased slightly, energy consumption is saved, meanwhile, the rotating motion of a motor drives the steel wire rope system 6 to be wound and unwound through the rotation of the synchronous winch and to pass through two groups of fixed pulleys, the four steel wire ropes are converted into synchronous up-and-down motion of the four steel wire ropes, the nacelle bottom frame 14 is dragged to move up and down and the nacelle main body frame 13 rotates synchronously, the whole layout is simple and reasonable, and the.

3. The low temperature and low pressure resistance is stronger. Because the control system 1, the motor driving system (including the power-off internal contracting brake) 2, the four-row electric synchronous winch system 3, the power supply system 4 and the pulley turning system 5 are all positioned in the closed heat-insulating electric load cabin, and only part of the steel wire rope system 6 is positioned in the nacelle cabin body or the synchronous shock absorber 12, the influence of the low-temperature and low-voltage environment on the transmission main body and the electric system is minimum, and the low-temperature and low-voltage electric load cabin can be more suitable for the low-temperature and low-voltage space.

4. The nacelle deformation rope system driving mode can ensure the unidirectional flexibility and the buffering capacity of the nacelle body while ensuring the deformation of the nacelle body, and ensures that the nacelle can be safely recovered, which cannot be realized by the transmission of a traditional electric actuator.

5. The nacelle deformation rope system driving mode can ensure synchronous deformation and synchronous buffering of the engine body while ensuring switching of hanging, launching and recovering postures, and meanwhile, the stress of each steel wire rope is uniform, consistent and synchronous in the motion process, which cannot be realized by the transmission of the traditional electric actuator.

With traditional single and double rows of winches, the four-row electric synchronous winch system 3 has the following advantages:

1. the four rows of electric synchronous winches are simple in integral structure and convenient to disassemble and assemble, four steel wire ropes can be synchronously wound, the steel wire ropes are fixed and reliable, synchronous motion of the winches above three rows can be realized, and a structural form is provided for synchronous transmission of the winches.

2. The winch pressing device adopts a four-compression-roller knife switch structure, independent pressing in the process of winding and unwinding the multi-row winch steel wire rope system 6 is guaranteed, the structure is compact, the dismounting is simple, and the maintenance is convenient.

3. The long circular hole grooves are formed in the corresponding positions of the four rows of idler wheels of the winch, good winding is achieved after the steel wire rope penetrates through the idler wheels, the other end of the steel wire rope penetrates through the inside of the idler wheels and is fixed on the U-shaped clamp at the end part of the winch, and compared with the situation that the winch cannot be used in the traditional single winch and the double winch in a side fixing mode, the winch can be well fixed and wound in the three rows, and the structure is simple and compact.

The above description is not meant to be limiting, it being noted that: it will be apparent to those skilled in the art that various changes, modifications, additions and substitutions can be made without departing from the true scope of the invention, and these improvements and modifications should also be construed as within the scope of the invention.