Multifunctional platform for overhauling, disassembling and assembling aircraft nose radome

Abstract

The utility model provides a multifunctional platform for overhauling, disassembling and assembling an aircraft nose radome, a platform plate is laid on the top of a platform frame, and an adjusting support mechanism is fixedly installed on the top of the platform plate; the adjusting support mechanism comprises longitudinal sliding rail grooves fixed to the top of the platform plate in parallel through a connecting plate, a longitudinal sliding frame is slidably installed between the longitudinal sliding rail grooves, transverse sliding rail grooves arranged in parallel are fixed to the top of the longitudinal sliding frame, and a transverse sliding frame is slidably installed between the transverse sliding rail grooves. Screw lifting mechanisms are installed at the four corners of the transverse sliding frame correspondingly, a tail arc-shaped support is installed at the tops of the two screw lifting mechanisms located on the tail side, a cross beam is installed at the tops of the two screw lifting mechanisms located on the head side, and a head supporting structure is fixed to the top of the cross beam. The platform can assist in disassembly and assembly of the aircraft nose radome, the disassembly and assembly efficiency is improved, the safety of disassembly and assembly operation is guaranteed, and the platform is easy to operate, convenient to use and low in cost.

Description

Technical Field

[0001] The utility model belongs to the field of aviation support equipment manufacturing, and specifically relates to a multifunctional platform for inspecting, repairing and assembling an aircraft nose radome. Background Art

[0002] The nose radome of a certain type of aircraft is a conical multi-curved special-shaped structure with large outer dimensions and a smooth surface. It has no installation and hanging points and cannot be positioned and installed by hanging. The traditional disassembly and assembly method uses a work table of appropriate height as a support platform to assist in manual installation, which requires the cooperation of multiple people, has difficulties in positioning, is prone to bumps, has great safety hazards, and has low work efficiency. Utility Model Content

[0003] The utility model aims to provide a multifunctional platform for the inspection and disassembly of the aircraft nose radome, which can assist in the disassembly and assembly of the aircraft nose radome, improve the disassembly and assembly efficiency, ensure the safety of the disassembly and assembly operation, and the platform is simple to operate, easy to use and low in cost.

[0004] In order to realize the above technical features, the purpose of the utility model is achieved as follows: a multifunctional platform for the inspection and disassembly of an aircraft nose radome, characterized in that it comprises a platform frame, a platform plate is laid on the top of the platform frame, and an adjustment bracket mechanism is fixedly installed on the top of the platform plate;

[0005] The adjusting bracket mechanism includes a longitudinal slide rail groove fixed in parallel to the top of the platform plate through a connecting plate, a longitudinal slide is slidably installed between the longitudinal slide rail grooves, a parallel transverse slide rail groove is fixed on the top of the longitudinal slide, a transverse slide is slidably installed between the transverse slide rail grooves, a screw lifting mechanism is respectively installed at the four corners of the transverse slide, a tail arc support is installed on the top of the two screw lifting mechanisms located on the tail side, a crossbeam is installed on the top of the two screw lifting mechanisms located on the head side, and a head support structure is fixed on the top of the crossbeam.

[0006] Universal wheels are fixedly installed at the four corners of the bottom of the platform frame;

[0007] The side surfaces of the platform frame are symmetrically provided with screw lifting legs for supporting the platform frame;

[0008] A guardrail is arranged on the periphery of the platform plate; and a platform ladder is arranged on one side of the platform frame.

[0009] Auxiliary platforms are arranged at the top of the platform plate and on both sides of the adjusting bracket mechanism.

[0010] The bottom end of the longitudinal slide is rollingly supported inside the longitudinal slide groove through a first roller, and the side of the longitudinal slide is provided with a first lateral roller, which is rollingly supported on the inner side wall of the longitudinal slide groove.

[0011] The bottom end of the transverse slide is rollingly supported inside the transverse slide groove through a second roller, and the side of the transverse slide is provided with a second lateral roller, and the second lateral roller is rollingly supported on the inner side wall of the transverse slide groove.

[0012] A screw adjustment mechanism is installed between the longitudinal slide and the transverse slide. The screw adjustment mechanism includes a screw mounting seat fixed on the longitudinal slide, an adjusting screw is rotatably mounted on the screw mounting seat, and the other end of the adjusting screw forms a threaded transmission fit with a nut block installed on the transverse slide.

[0013] The screw rod lifting mechanism comprises a lifting sleeve fixed on a transverse slide, a lifting screw rod is mounted on the lifting sleeve through thread transmission, and an adjusting nut sleeve is sleeved on the lifting screw rod.

[0014] The head support structure includes a tripod fixed on the top of the crossbeam, a head arc-shaped support is fixed on one side of the top of the tripod, a head fixing frame is fixed on the other side of the top of the tripod, a head plate is fixed on the head fixing frame by bolts, and a head support rib is fixed on the inner side wall of the head plate.

[0015] A tie-down belt is fixed on the outer wall of the tail arc-shaped support and the head arc-shaped support.

[0016] The utility model has the following beneficial effects:

[0017] 1. The utility model platform can assist in the disassembly and assembly of the aircraft nose radome, improves the disassembly and assembly efficiency, ensures the safety of the disassembly and assembly operation, and the platform is simple to operate, easy to use and low in cost.

[0018] 2. The utility model provides a multifunctional platform for inspection and disassembly of the aircraft nose radome, integrating the inspection and disassembly functions together.

[0019] 3. The utility model takes the maintenance platform as the base, and arranges a detachable multi-directional adjustment mechanism on the tabletop to facilitate the alignment and adjustment of the radome during disassembly and assembly.

[0020] 4. A spiral transmission screw adjustment mechanism is provided, the adjustment position is locked by the screw adjustment mechanism, a screw lifting mechanism is provided, and limit blocks are provided at the ends of the adjustment screws of the screw adjustment mechanism and the screw lifting mechanism to prevent the screws from coming out and play a safety protection role.

[0021] 5. A curved support bracket and a front-end positioning and fixing device are provided to provide reliable support for the radome and auxiliary fixing with a tie-down strap, so as to facilitate reliable fixing and mooring of the radome.

[0022] 6. The detachable installation and adjustment mechanism can be removed during maintenance, providing more workstations and space for maintenance personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0024] Figure 1 This is a three-dimensional diagram of the utility model from the first perspective.

[0025] Figure 2 This is a three-dimensional diagram from the second viewing angle of the present invention.

[0026] Figure 3 This is a three-dimensional diagram from the first perspective of the adjustable bracket mechanism of the utility model.

[0027] Figure 4 This is a three-dimensional diagram from a second viewing angle of the adjustable bracket mechanism of the utility model.

[0028] Figure 5 This is a three-dimensional diagram of the adjusting bracket mechanism of the utility model from the third perspective.

[0029] Figure 6 This is a three-dimensional diagram from the first perspective of the adjustable bracket mechanism supporting the radome of the utility model.

[0030] Figure 7 This is a three-dimensional diagram from a second perspective of the adjustable bracket mechanism supporting the radome of the utility model.

[0031] In the figure: screw lifting legs 1, platform frame 2, platform plate 3, guardrail 4, universal wheel 5, adjustment bracket mechanism 6, connecting plate 7, auxiliary platform 8, first roller 9, first lateral roller 10, longitudinal slide 11, transverse slide groove 12, lifting sleeve 13, adjustment nut sleeve 14, lifting screw 15, tail arc support 16, tie-down belt 17, screw articulated seat 18, screw adjustment mechanism 19, transverse slide 20, head arc support 21, tripod 22, crossbeam 23, head fixing frame 24, head plate 32, bolt 31, head support rib plate 27, radome 28, longitudinal slide groove 29, platform ladder 30, bolt 31, head plate 32;

[0032] Adjusting screw 1901 , nut block 1902 , screw mounting seat 1903 . DETAILED DESCRIPTION

[0033] The implementation modes of the present utility model are further described below in conjunction with the accompanying drawings.

[0034] See also Figure 1-7A multifunctional platform for the inspection and disassembly of an aircraft nose radome, characterized in that it includes a platform frame 2, a platform plate 3 is laid on the top of the platform frame 2, and an adjusting bracket mechanism 6 is fixedly installed on the top of the platform plate 3; the adjusting bracket mechanism 6 includes a longitudinal slide rail groove 29 fixed in parallel to the top of the platform plate 3 through a connecting plate 7, a longitudinal slide 11 is slidably installed between the longitudinal slide rail grooves 29, and a parallel transverse slide rail groove 12 is fixed on the top of the longitudinal slide 11, and a transverse slide 20 is slidably installed between the transverse slide rail grooves 12, and screw lifting mechanisms are respectively installed at the four corners of the transverse slide 20, and tail arc supports 16 are installed on the top of the two screw lifting mechanisms on the tail side, and cross beams 23 are installed on the top of the two screw lifting mechanisms on the head side, and a head support structure is fixed on the top of the cross beam 23. This platform can assist in the disassembly and assembly of the aircraft nose radome, improve the disassembly and assembly efficiency, and ensure the safety of the disassembly and assembly operation, and this platform is simple to operate, easy to use, and low in cost. Specific use

[0035] Furthermore, universal wheels 5 are fixedly mounted at the four corners of the bottom of the platform frame 2. The universal wheels 5 facilitate the movement of the entire platform frame 2, thereby enhancing the flexibility of the platform.

[0036] Furthermore, the side of the platform frame 2 is symmetrically provided with screw lifting legs 1 for supporting the platform frame 2. The screw lifting legs 1 can support and adjust the platform, thereby stably supporting and locking the platform frame 2 to prevent slippage during operation.

[0037] Furthermore, a guardrail 4 is provided on the periphery of the platform plate 3, and a platform ladder 7 is provided on one side of the platform frame 2. The guardrail 4 ensures the safety and reliability during the operation. The platform ladder 7 facilitates the operator to go up to the platform plate 3 to perform the corresponding maintenance work.

[0038] Furthermore, auxiliary platforms 8 are provided at the top of the platform plate 3 and on both sides of the adjusting bracket mechanism 6. The auxiliary platforms 8 facilitate the operators to stand during the maintenance process, thereby assisting the maintenance and disassembly of the radome.

[0039] Furthermore, the bottom end of the longitudinal slide 11 is rollingly supported inside the longitudinal slide groove 29 through the first roller 9, and the side of the longitudinal slide 11 is provided with a first lateral roller 10, and the first lateral roller 10 is rollingly supported on the inner side wall of the longitudinal slide groove 29. The first roller 9 and the first lateral roller 10 ensure stable sliding support of the longitudinal slide 11, thereby realizing the adjustment of the longitudinal position.

[0040] Furthermore, the bottom end of the transverse slide 20 is rollingly supported inside the transverse slide groove 12 through the second roller 26, and the side of the transverse slide 20 is provided with a second lateral roller 25, and the second lateral roller 25 is rollingly supported on the inner side wall of the transverse slide groove 12. The second roller 26 and the second lateral roller 25 ensure stable sliding support of the transverse slide 20, thereby realizing adjustment of the transverse position.

[0041] Furthermore, a screw adjustment mechanism 19 is installed between the longitudinal slide 11 and the transverse slide 20, and the screw adjustment mechanism 19 includes a screw mounting seat 1903 fixed on the longitudinal slide 11, and an adjustment screw 1901 is rotatably mounted on the screw mounting seat 1903, and the other end of the adjustment screw 1901 forms a threaded transmission match with a nut block 1902 installed on the transverse slide 20. The screw adjustment mechanism 19 facilitates the transverse position adjustment of the transverse slide 20 and the transverse position locking after the adjustment is completed. During the adjustment process, by rotating the adjustment screw 1901, the nut block 1902 is driven by the adjustment screw 1901, and the transverse slide 20 is driven by the nut block 1902 to slide along the transverse slide groove 12.

[0042] Furthermore, the screw lifting mechanism includes a lifting sleeve 13 fixed on the transverse slide 20, a lifting screw 15 is installed on the lifting sleeve 13 through threaded transmission, and an adjusting nut sleeve 14 is mounted on the lifting screw 15. The screw lifting mechanism can achieve the height adjustment of the corresponding tail arc support 16 and the head arc support 21, thereby adapting to different maintenance support heights. In the specific working process, when the height adjustment is required, the adjusting nut sleeve 14 is rotated to drive the lifting screw 15 to rise and fall inside the lifting sleeve 13 through the adjusting nut sleeve 14, thereby achieving the purpose of height adjustment, and finally achieving the adjustment of the height of the tail arc support 16 and the head arc support 21.

[0043] Furthermore, the head support structure includes a tripod 22 fixed on the top of the crossbeam 23, a head arc-shaped support 21 is fixed on one side of the top of the tripod 22, a head fixing frame 24 is fixed on the other side of the top of the tripod 22, a head plate 32 is fixedly mounted on the head fixing frame 24 by bolts 31, and a head support rib 27 is fixed on the inner side wall of the head plate 32. The head support structure can realize stable support of the head of the radome.

[0044] Furthermore, a tie-down strap 17 is fixed to the outer wall of the tail arc-shaped support 16 and the head arc-shaped support 21. The tie-down strap 17 facilitates the fixing of the radome after the disassembly is completed, thereby ensuring the safety during the transportation process.

[0045] The specific working principle of this utility model:

[0046] 1. The platform frame 2 is made of industrial aluminum profiles and assembled through special connectors and fasteners;

[0047] 2. When the platform is in place, the screw lifting legs 1 on the platform frame 2 rotate downward to reliably support the ground and stop the universal wheel;

[0048] 3. The top of the platform plate 3 is fixedly installed with the adjusting bracket mechanism 6 through the connecting plate 7. After being adjusted into place, it is positioned by the cylindrical pin.

[0049] 4. A tie-down strap and a tie-down strap locking buckle are respectively provided on the tail arc support 16 and the head arc support 21, which are used for auxiliary tie-down and fixation of the radome;

[0050] 5. The sponge rubber plates on the tail arc support 16 and the head arc support 21 are used to protect the surface of the radome from damage;

[0051] 6. The screw adjustment mechanism 19 is provided with a ball head universal movable structure, which can move universally within a certain range, similar to the structure of a joint bearing, to improve the flexibility of the adjustment process and avoid malfunctions such as jamming;

[0052] 7. When used only as a radome maintenance platform, the multi-directional adjustment mechanism can be removed to provide more workstations and space for maintenance personnel. When removing it, you only need to remove the two limit screws at one end of the two slide rails on the table, and separate the bottom roller of the multi-directional adjustment mechanism from one end of the slide rail as a whole.

[0053] The specific working process of this utility model:

[0054] When the radome needs to be disassembled and inspected, first, move the entire platform to the corresponding position of the aircraft, and after adjusting the initial position, fix the platform with the screw lifting leg 1, and then adjust the position of the longitudinal slide 11 and the transverse slide 20, and adjust the screw lifting mechanism so that the tail arc support 16 and the head arc support 21 are supported on the outer wall of the radome and fixed by using a tie belt. After the support is completed, disassemble the radome and finally support the radome on the top of the corresponding tail arc support 16 and the head arc support 21.

Claims

1. A multifunctional platform for inspecting and disassembling aircraft nose radome, characterized in that: It comprises a platform frame (2), a platform plate (3) is laid on the top of the platform frame (2), and an adjustment bracket mechanism (6) is fixedly installed on the top of the platform plate (3); The adjusting bracket mechanism (6) comprises a longitudinal slide rail groove (29) fixed in parallel to the top of the platform plate (3) through a connecting plate (7), a longitudinal slide frame (11) is slidably mounted between the longitudinal slide rail grooves (29), a parallel transverse slide rail groove (12) is fixed on the top of the longitudinal slide frame (11), a transverse slide frame (20) is slidably mounted between the transverse slide rail grooves (12), screw lifting mechanisms are respectively mounted at the four corners of the transverse slide frame (20), a tail arc support (16) is mounted on the top of the two screw lifting mechanisms located on the tail side, a crossbeam (23) is mounted on the top of the two screw lifting mechanisms located on the head side, and a head support structure is fixed on the top of the crossbeam (23).

2. According to claim 1, a multifunctional platform for inspecting and disassembling an aircraft nose radome, characterized in that: Universal wheels (5) are fixedly mounted at the four corners of the bottom of the platform frame (2); The side surfaces of the platform frame (2) are symmetrically provided with screw lifting legs (1) for supporting the platform frame (2); A guardrail (4) is provided on the periphery of the platform plate (3); and a platform ladder (30) is provided on one side of the platform frame (2).

3. According to claim 2, a multifunctional platform for inspecting and disassembling an aircraft nose radome is characterized by: Auxiliary platforms (8) are provided at the top end of the platform plate (3) and on both sides of the adjustment bracket mechanism (6).

4. The multifunctional platform for inspecting and disassembling the aircraft nose radome according to claim 1, characterized in that: The bottom end of the longitudinal slide (11) is rollingly supported inside the longitudinal slide groove (29) via a first roller (9), and a first lateral roller (10) is provided on the side of the longitudinal slide (11), and the first lateral roller (10) is rollingly supported on the inner side wall of the longitudinal slide groove (29).

5. The multifunctional platform for repairing and disassembling an aircraft nose radome according to claim 1, characterized in that: The bottom end of the transverse slide (20) is rollingly supported inside the transverse slide groove (12) via a second roller (26), and a second lateral roller (25) is provided on the side of the transverse slide (20), and the second lateral roller (25) is rollingly supported on the inner side wall of the transverse slide groove (12).

6. The multifunctional platform for repairing and disassembling an aircraft nose radome according to claim 1, characterized in that: A screw adjustment mechanism (19) is installed between the longitudinal slide (11) and the transverse slide (20), and the screw adjustment mechanism (19) comprises a screw mounting seat (1903) fixed on the longitudinal slide (11), an adjustment screw (1901) is rotatably mounted on the screw mounting seat (1903), and the other end of the adjustment screw (1901) forms a threaded transmission fit with a nut block (1902) installed on the transverse slide (20).

7. The multifunctional platform for inspecting and disassembling the aircraft nose radome according to claim 1, characterized in that: The screw lifting mechanism comprises a lifting sleeve (13) fixed on a transverse slide (20), a lifting screw (15) being mounted on the lifting sleeve (13) via threaded transmission, and an adjusting nut sleeve (14) being sleeved on the lifting screw (15).

8. The multifunctional platform for inspecting and disassembling the aircraft nose radome according to claim 1, characterized in that: The head support structure comprises a tripod (22) fixed to the top of the crossbeam (23), a head arc-shaped support (21) being fixed to one side of the top of the tripod (22), a head fixing frame (24) being fixed to the other side of the top of the tripod (22), a head plate (32) being fixedly mounted on the head fixing frame (24) by bolts (31), and a head support rib plate (27) being fixed to the inner side wall of the head plate (32).

9. The multifunctional platform for inspecting and disassembling the aircraft nose radome according to claim 8, characterized in that: A tie-down belt (17) is fixed on the outer walls of the tail arc-shaped support (16) and the head arc-shaped support (21).

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