Suspension device for assembling and disassembling aircraft fairing

Abstract

The utility model discloses a suspension device for assembling and disassembling an aircraft fairing. The suspension device comprises a suspension mechanism, a top buckling mechanism, a three-point supporting mechanism and two bottom buckling mechanisms. The top buckling mechanism and the two bottom buckling mechanisms are installed at the three supporting ends of the three-point supporting mechanism correspondingly, the top buckling mechanism is used for being installed at the arc top position of the fairing in a buckled mode, and the two bottom buckling mechanisms are used for being installed at the two lower edges of the fairing in a buckled mode; the hanging mechanism is connected to the top buckling mechanism and used for being connected with the movable support. According to the suspension device, the top buckling mechanism and the two bottom buckling mechanisms can be supported through the three-point supporting mechanism, so that the top buckling mechanism and the two bottom buckling mechanisms stably support the arc top position and the two lower edges of the fairing correspondingly, and it is guaranteed that the whole structure of the fairing does not deform during hoisting.

Description

Technical Field

[0001] The utility model relates to an aircraft maintenance suspension device, in particular to a suspension device used for assembling and disassembling aircraft fairings. Background Art

[0002] When disassembling the fairing of an aircraft, you first need to open the buckle on one side of the fairing and lift it up, then move a suspension frame to the position of the fairing, adjust the position of the suspension frame and the length of the wire rope, and then manually tie the wire rope to the fairing, and then disassemble the hinged structure on the other side of the fairing to completely detach the fairing, then move the suspension frame to drive the fairing as a whole and place it at the designated position, then untie the tied wire rope, and then use the same method to hoist the fairing on the other side. Since the structure of the fairing itself is relatively thin and prone to deformation, improper transportation can easily cause deformation and damage to the fairing. Utility Model Content

[0003] The utility model aims to provide a suspension device for assembling and disassembling aircraft fairings, which can reliably support the fairings during the lifting process to avoid deformation and damage.

[0004] Technical solution: The suspension device for assembling and disassembling aircraft fairings described in the utility model includes a suspension mechanism, a top snap-in mechanism, a three-point support mechanism and two bottom snap-in mechanisms; the top snap-in mechanism and the two bottom snap-in mechanisms are respectively installed on the three support ends of the three-point support mechanism, the top snap-in mechanism is used to snap-in and install at the arc top position of the fairing, and the two bottom snap-in mechanisms are used to snap-in and install at the two lower edges of the fairing; the suspension mechanism is connected to the top snap-in mechanism and is used to connect to the mobile bracket.

[0005] Furthermore, the suspension mechanism includes a suspension plate and four suspension steel ropes; the upper ends of the four suspension steel ropes are fixedly mounted on the lower side of the suspension plate, and the lower ends of the four suspension steel ropes are fixed on the top buckle mechanism; two suspension ears for suspension are arranged on the upper side of the suspension plate.

[0006] Furthermore, the top snap-fit ​​mechanism includes a U-shaped bracket, four hand-tightened screws, four movable blocks and four clamping blocks; the two bracket rods of the U-shaped bracket are respectively located on the upper and lower sides of the top arc position of the fairing, and two strip adjustment holes are penetrated at the corresponding positions on the two bracket rods; a limited support slide groove is provided on the long side hole wall of the strip adjustment hole, and the four movable blocks are respectively slidably installed on the limited support slide grooves of the four strip adjustment holes; the four hand-tightened screws are respectively threadedly screwed on the four movable blocks; the four clamping blocks are respectively rotatably installed on the opposite ends of the four hand-tightened screws, and the peripheries of the four clamping blocks are covered with anti-slip sleeves; four suspension supports are provided on the upper side surface of the U-shaped bracket for connecting with the suspension mechanism.

[0007] Furthermore, the three-point support mechanism includes a supporting main rod, a fixed side rod, a telescopic sleeve, a telescopic side rod, a telescopic locking bolt, a C-shaped sliding seat and an oblique support rod; the upper end of the supporting main rod is rotatably mounted on the lower side of the top buckle mechanism, one end of the fixed side rod is vertically fixed to the lower end of the supporting main rod, one end of the telescopic sleeve is swing-hingedly mounted on the lower end of the supporting main rod, and one end of the telescopic side rod is movably inserted on the other end of the telescopic sleeve; the two bottom buckle mechanisms are respectively fixed to the other end of the fixed side rod and the other end of the telescopic side rod; a telescopic adjustment hole is provided on the telescopic sleeve along the length direction, and the screw end of the telescopic locking bolt passes through the telescopic adjustment hole and is threadedly screwed on the telescopic side rod; the C-shaped sliding seat is slidably mounted on the supporting main rod and is locked with the supporting main rod by a sliding fixing bolt; one end of the oblique support rod is swing-hingedly mounted on the C-shaped sliding seat, and the other end is swing-hingedly mounted on the telescopic sleeve.

[0008] Furthermore, the bottom snap mechanism includes a bottom strip seat and multiple bottom support units; the bottom support unit includes a bottom support screw, a support locking nut, a strip support block and a T-shaped clamping block; the bottom strip seat is fixed on the three-point support mechanism; a bottom support groove is arranged on the upper side surface of the bottom strip seat along the long side direction, and various strip support holes are arranged at intervals at the bottom of the groove of the bottom support groove; the T-shaped clamping block is slidably installed on the strip support hole, the bottom support screw is threadedly screwed on the T-shaped clamping block, and the lower end of the bottom support screw extends out of the strip support hole, and the support locking nut is threadedly screwed on the lower end of the bottom support screw; the strip support block is located in the bottom support groove, and the upper end of the bottom support screw is rotatably installed at the center of the lower side surface of the strip support block; side protection pads are arranged on the groove edges on both sides of the bottom support groove, and a bottom support pad is arranged on the upper side surface of the strip support block; support base feet are arranged at both ends of the lower side surface of the bottom strip seat.

[0009] Compared with the prior art, the utility model has the following beneficial effects: a three-point support mechanism can be used to support a top snap mechanism and two bottom snap mechanisms, so that the top snap mechanism and the two bottom snap mechanisms respectively stably support the arc top position and two lower edges of the fairing, ensuring that the overall structure of the fairing is not deformed during lifting. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The side structure of the utility model is shown in the use state;

[0011] Figure 2 This is a front view structural diagram of the utility model in use;

[0012] Figure 3 It is a schematic diagram of the side sectional structure of the utility model;

[0013] Figure 4 It is a schematic cross-sectional structure diagram of the bottom buckle mechanism of the utility model. DETAILED DESCRIPTION

[0014] The technical solution of the utility model is described in detail below in conjunction with the accompanying drawings, but the protection scope of the utility model is not limited to the embodiments.

[0015] Embodiment 1:

[0016] like Figure 1-4 As shown, the suspension device for assembling and disassembling an aircraft fairing disclosed in the utility model comprises: a suspension mechanism, a top snap-in mechanism, a three-point support mechanism and two bottom snap-in mechanisms; the top snap-in mechanism and the two bottom snap-in mechanisms are respectively installed on the three support ends of the three-point support mechanism, the top snap-in mechanism is used for snap-in installation at the arc top position of the fairing 100, and the two bottom snap-in mechanisms are used for snap-in installation at the two lower edges of the fairing 100; the suspension mechanism is connected to the top snap-in mechanism for connecting with the movable bracket.

[0017] The three-point support mechanism can be used to support the top snap mechanism and the two bottom snap mechanisms, so that the top snap mechanism and the two bottom snap mechanisms can respectively stably support the arc top position and the two lower edges of the fairing 100, ensuring that the overall structure of the fairing 100 is not deformed during lifting.

[0018] Furthermore, the suspension mechanism includes a suspension plate 37 and four suspension steel wires 36; the upper ends of the four suspension steel wires 36 are fixedly mounted on the lower side of the suspension plate 37, and the lower ends of the four suspension steel wires 36 are fixed on the top buckle mechanism; two suspension ears 38 for suspension are provided on the upper side of the suspension plate 37.

[0019] Furthermore, the top snap-fit ​​mechanism includes a U-shaped bracket 3, four hand-tightened screws 22, four movable blocks 39 and four clamping blocks; the two bracket rods of the U-shaped bracket 3 are respectively located on the upper and lower sides of the arc top position of the fairing 100, and two strip adjustment holes are penetrated at the corresponding positions on the two bracket rods; a limited support slide groove 35 is provided on the long side hole wall of the strip adjustment hole, and the four movable blocks 39 are respectively slidably installed on the limited support slide groove 35 of the four strip adjustment holes; the four hand-tightened screws 22 are respectively threadedly screwed on the four movable blocks 39; the four clamping blocks are respectively rotatably installed on the opposite ends of the four hand-tightened screws 22, and the peripheries of the four clamping blocks are covered with anti-slip sleeves 40 for preventing the fairing 100 from slipping at the arc top position; four suspension supports 24 are provided on the upper side surface of the U-shaped bracket 3 for connecting with the suspension mechanism.

[0020] By using four hand-tightened screws 22 and four clamping blocks, the arc top position of the fairing 100 can be clamped on the upper and lower sides, and the clamping position can be adjusted according to the slope change of the arc top, with good adaptability; the anti-slip sleeve 40 can play an anti-slip role to prevent surface damage caused by sliding.

[0021] Furthermore, a protective limit pad 41 is provided on the inner wall of the bending and turning part of the U-shaped bracket 3; a position locking nut 23 is threadedly installed on the hand screw 22, which is used to form a clamping state with the movable block 39 and clamp and lock the position of the hand screw 22. The position locking nut 23 can be used to clamp and lock the installation position of the hand screw 22 to prevent position deviation during lifting.

[0022] Furthermore, the three-point support mechanism includes a supporting main rod 1, a fixed side rod 2, a telescopic sleeve 4, a telescopic side rod 5, a telescopic locking bolt 7, a C-shaped sliding seat 10 and a diagonal support rod 8; the upper end of the supporting main rod 1 is rotatably mounted on the lower side of the top buckle mechanism, one end of the fixed side rod 2 is vertically fixed to the lower end of the supporting main rod 1, one end of the telescopic sleeve 4 is swingably hingedly mounted on the lower end of the supporting main rod 1, and one end of the telescopic side rod 5 is movably inserted on the other end of the telescopic sleeve 4; the two bottom buckle mechanisms are respectively fixed to the other end of the fixed side rod 2 and the other end of the telescopic side rod 5 ; A telescopic adjustment hole 6 is provided on the telescopic sleeve 4 along the length direction, and the screw end of the telescopic locking bolt 7 passes through the telescopic adjustment hole 6 and is screwed and installed on the telescopic side rod 5; the C-shaped sliding seat 10 is slidably installed on the supporting main rod 1, and is locked with the supporting main rod 1 by the sliding fixing bolt 11; a buckle slide groove 9 is vertically provided on the front and rear side walls of the supporting main rod 1, and a buckle slider slidably embedded in the buckle slide groove 9 is provided on the inner wall of the C-shaped sliding seat 10; one end of the diagonal support rod 8 is swing-hinged and installed on the C-shaped sliding seat 10, and the other end is swing-hinged and installed on the telescopic sleeve 4.

[0023] By using the fixed supporting main rod 1 and the fixed side rod 2, a top snap mechanism and a bottom snap mechanism can be installed in an integrated manner, so as to pre-support and install the arc top and one side lower edge of the fairing 100; by using the swing-mounted telescopic sleeve 4 and the telescopically mounted telescopic side rod 5, the position of the bottom supporting unit on the corresponding side can be adjusted according to the needs of on-site disassembly and assembly, so as to support the hinged side lower edge of the fairing 100.

[0024] Further, the bottom buckle mechanism includes a bottom strip seat 14 and a plurality of bottom support units; the bottom support unit includes a bottom support screw 17, a support locking nut 18, a strip support block 19 and a T-shaped clamping block 16; the bottom strip seat 14 is fixed on the three-point support mechanism; a bottom side support groove is provided on the upper side surface of the bottom strip seat 14 along the long side direction, and strip support holes 15 are provided at intervals at the bottom of the bottom side support groove; the T-shaped clamping block 16 is slidably installed on the strip support hole 15, and the bottom support screw 17 is threadedly screwed on the T-shaped clamping block 16. The lower end of the bottom support screw 17 extends out of the strip support hole 15, and the support locking nut 18 is threadedly installed on the lower end of the bottom support screw 17; the strip support block 19 is located in the bottom support groove, and the upper end of the bottom support screw 17 is rotatably installed at the center of the lower side surface of the strip support block 19; side protection pads 21 are arranged on both sides of the groove edge of the bottom support groove, and a bottom support pad 20 is arranged on the upper side surface of the strip support block 19; support feet 12 are arranged at both ends of the lower side surface of the bottom strip seat 14, and a support pad strip 13 is arranged on the lower side edge of the support foot 12.

[0025] The support locking nut 18 and the T-shaped clamping block 16 can be used to clamp and fix the bottom support screw 17, so that the support position and support height of the support screw 17 can be adjusted to meet the adaptive support of multiple positions and different heights of the lower edge of the fairing 100; the support base 12 can be used to achieve overall support, so that the suspension device and the fairing 100 can be directly placed together after transportation, which is convenient for direct lifting next time and improves the efficiency of disassembly and assembly.

[0026] When the suspension device for assembling and disassembling an aircraft fairing disclosed in the utility model is used, a maintenance worker opens one side of the fairing 100 and lifts it upward, and then synchronously inserts the U-shaped bracket 3 in the suspended state and the bottom strip seat 14 on the outer side into the arc top position of the fairing 100 and the lower edge of the suspended side respectively; then, according to the distance between the U-shaped bracket 3 and the upper and lower side walls of the fairing 100, the four hand-tightening screws 22 are adjusted so that the arc top position of the fairing 100 is firmly clamped, and then the U-shaped bracket 3 is adjusted according to the distance between the upper and lower side walls of the fairing 100, so that the arc top position of the fairing 100 is firmly clamped, and then the U-shaped bracket 3 is adjusted according to the distance between the upper and lower side walls of the fairing 100, and the U-shaped bracket 3 is adjusted according to the distance between the upper and lower side walls of the fairing 100, and then ... The maintenance personnel adjust the support height of each bottom support screw 17 according to the condition of the edge, so that the edge position can be stably supported; after the maintenance personnel remove the edge of the hinged side of the fairing 100, the maintenance personnel adjust the position of another bottom strip seat 14, so that the edge is inserted into the bottom strip seat 14, and then lock the position of the bottom strip seat 14, and adjust each bottom support screw 17 to stably support the edge; then put the suspension device and the fairing 100 together to the specified position, waiting to be directly lifted as a whole when it is installed next time.

[0027] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be interpreted as limiting the present invention itself. Various changes can be made to it in form and detail without departing from the spirit and scope of the present invention defined in the appended claims.

Claims

1. A suspension device for assembling and disassembling an aircraft fairing, characterized in that: It comprises a suspension mechanism, a top snap-in mechanism, a three-point support mechanism and two bottom snap-in mechanisms; the top snap-in mechanism and the two bottom snap-in mechanisms are respectively mounted on the three support ends of the three-point support mechanism, the top snap-in mechanism is used for snap-in mounting at the arc top position of the fairing (100), and the two bottom snap-in mechanisms are used for snap-in mounting at the two lower edges of the fairing (100); the suspension mechanism is connected to the top snap-in mechanism and is used for connecting to the mobile bracket.

2. The suspension device for assembling and disassembling an aircraft fairing according to claim 1, characterized in that: The suspension mechanism comprises a suspension plate (37) and four suspension steel wires (36); the upper ends of the four suspension steel wires (36) are fixedly mounted on the lower side of the suspension plate (37), and the lower ends of the four suspension steel wires (36) are fixed on the top buckle mechanism; two suspension ears (38) for suspension are arranged on the upper side of the suspension plate (37).

3. The suspension device for assembling and disassembling an aircraft fairing according to claim 1, characterized in that: The top buckle mechanism comprises a U-shaped bracket (3), four hand-tightened screws (22), four movable blocks (39) and four clamping blocks; the two bracket rods of the U-shaped bracket (3) are respectively located at the upper and lower sides of the arc top position of the fairing (100), and two strip-shaped adjustment holes are penetrated at corresponding positions on the two bracket rods; a limited support slide groove (35) is provided on the long side hole wall of the strip-shaped adjustment hole, and the four movable blocks (39) are respectively slidably installed on the limited support slide groove (35) of the four strip-shaped adjustment holes; the four hand-tightened screws (22) are respectively threadedly screwed on the four movable blocks (39); the four clamping blocks are respectively rotatably installed on the opposite ends of the four hand-tightened screws (22), and the peripheries of the four clamping blocks are covered with anti-slip sleeves (40); four suspension supports (24) are provided on the upper side surface of the U-shaped bracket (3) for connecting with the suspension mechanism.

4. The suspension device for assembling and disassembling an aircraft fairing according to claim 1, characterized in that: The three-point support mechanism comprises a supporting main rod (1), a fixed side rod (2), a telescopic sleeve (4), a telescopic side rod (5), a telescopic locking bolt (7), a C-shaped sliding seat (10) and a diagonal support rod (8); the upper end of the supporting main rod (1) is rotatably mounted on the lower side of the top buckle mechanism, one end of the fixed side rod (2) is vertically fixed on the lower end of the supporting main rod (1), one end of the telescopic sleeve (4) is swingably hingedly mounted on the lower end of the supporting main rod (1), and one end of the telescopic side rod (5) is movably inserted into the other end of the telescopic sleeve (4); the two bottom buckle mechanisms are respectively The telescopic sleeve (4) is fixed to the other end of the fixed side rod (2) and the other end of the telescopic side rod (5); a telescopic adjustment hole (6) is provided on the telescopic sleeve (4) along the length direction, and the screw end of the telescopic locking bolt (7) passes through the telescopic adjustment hole (6) and is screwed and installed on the telescopic side rod (5); the C-shaped sliding seat (10) is slidably installed on the supporting main rod (1) and is locked with the supporting main rod (1) by means of a sliding fixing bolt (11); one end of the diagonal support rod (8) is swingably hingedly installed on the C-shaped sliding seat (10), and the other end is swingably hingedly installed on the telescopic sleeve (4).

5. The suspension device for assembling and disassembling an aircraft fairing according to claim 1, characterized in that: The bottom buckle mechanism comprises a bottom strip seat (14) and a plurality of bottom support units; the bottom support unit comprises a bottom support screw (17), a support locking nut (18), a strip support block (19) and a T-shaped clamping block (16); the bottom strip seat (14) is fixed on the three-point support mechanism; a bottom edge support groove is arranged on the upper side surface of the bottom strip seat (14) along the long side direction, and strip support holes (15) are arranged at intervals at the bottom of the bottom edge support groove; the T-shaped clamping block (16) is slidably mounted on the strip support hole (15), and the bottom support screw (17) is screwed into the T-shaped clamping block in a through-threaded manner. The bottom support screw (17) is mounted on the support block (16), and the lower end of the bottom support screw (17) extends out of the strip support hole (15), and the support locking nut (18) is threadedly screwed and installed on the lower end of the bottom support screw (17); the strip support block (19) is located in the bottom support groove, and the upper end of the bottom support screw (17) is rotatably installed at the center of the lower side surface of the strip support block (19); side protection pads (21) are arranged on both sides of the bottom support groove, and a bottom support pad (20) is arranged on the upper side surface of the strip support block (19); and support feet (12) are arranged at both ends of the lower side surface of the bottom strip seat (14).

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