CN219314350U

CN219314350U - Aircraft skin hoist

Info

Publication number: CN219314350U
Application number: CN202320308241.7U
Authority: CN
Inventors: 柯炜昊; 郑毅楠; 潘景尧; 王云飞; 洪思聪; 严广亮
Original assignee: Guangzhou Aircraft Maintenance Engineering Co Ltd
Current assignee: Guangzhou Aircraft Maintenance Engineering Co Ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-07-07
Anticipated expiration: 2033-02-24

Abstract

The utility model discloses an aircraft skin lifting appliance which comprises a lifting rod, an upper hanging strip ring and a plurality of hanging point units, wherein the hanging strip ring and the hanging point units are sleeved on the lifting rod, the hanging point units are vertically arranged, each hanging point unit comprises a hanging point ring, hanging strips, a tensiometer and a connecting seat which are sequentially connected from top to bottom, and the connecting seat is used for connecting an aircraft skin. The skin lifting tool can assist workers to carry the aircraft skin fast, so that the working efficiency is improved, the labor intensity is reduced, and the skin lifting tool can be suitable for aircraft skins of different types and has wide applicability.

Description

Aircraft skin hoist

Technical Field

The utility model relates to aircraft skin auxiliary equipment, in particular to an aircraft skin lifting appliance.

Background

When the aircraft is modified from a passenger plane to a cargo plane, the aircraft door structure needs to be changed, so that the surface skin of the aircraft needs to be replaced and reshaped, and the aircraft skin needs to be repeatedly disassembled and assembled on the ground workbench and the aircraft body so as to carry out various procedures.

Currently, for this situation, the common practice is to carry by manpower of a worker; however, because the whole structure of the aircraft skin is large and thin and the construction site space is complex, in order to ensure that the skin cannot deform due to improper transportation or collision in the transportation process, more than ten people are required to carry out skin transportation operation simultaneously; the method has low construction efficiency, and the personnel need to frequently adjust the station to avoid various barriers in the carrying process, so that the method is easy to fatigue, and the probability of unsafe events such as hand-off or personnel falling is improved.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the aircraft skin lifting appliance, which can assist workers to rapidly carry the aircraft skin so as to improve the working efficiency and reduce the labor intensity, is applicable to the aircraft skins of different types, and has wide applicability.

The technical problems are solved, and the utility model is realized by adopting the following technical scheme:

the utility model provides an aircraft skin hoist, includes jib, goes up suspender ring and hoisting point unit, it is a plurality of to go up suspender ring and hoisting point unit, and a plurality of suspender rings and hoisting point unit all suit are in on the jib, the vertical setting of hoisting point unit, every hoisting point unit all includes hoisting point ring, suspender, tensiometer and the connecting seat that top-down is connected in proper order, the connecting seat is used for connecting the aircraft skin.

Based on the technical scheme, the utility model can be improved as follows:

in the utility model, the number of the upper sling rings is two, and the number of the hanging point units is six.

In the utility model, the upper sling ring comprises a sling ring frame, an inner sling ring, an outer sling ring and a connecting screw rod, wherein the inner sling ring is sleeved with the suspender, the outer sling ring is used for being connected with a crane sling, the sling ring frame is a square frame, the inner sling ring is a circular ring, the inner sling ring is positioned in the sling ring frame, the connecting screw rod penetrates through the sling ring frame and the inner sling ring, the inner sling ring is arranged on the sling ring frame, the outer sling ring is triangular, and the outer sling ring is arranged at the top end of the sling ring frame.

In the utility model, the connecting seat comprises a connecting rod and a U-shaped seat fixedly connected with the connecting rod, wherein three connecting holes are formed in the bottom surface of the U-shaped seat, and the connecting holes are connected with the aircraft skin.

In the utility model, the hanging strip is provided with an adjusting buckle for adjusting the length of the hanging strip, and the length of the hanging strip is adjusted through the adjusting buckle.

In the utility model, the boom is also provided with a limiting block for limiting the moving positions of the upper sling ring and the hanging point unit.

According to the aircraft skin lifting appliance disclosed by the utility model, a plurality of lifting points are connected to the skin and then exert force at the same time, so that the skin is lifted under the condition of ensuring uniform stress of the skin. Meanwhile, in order to facilitate adjustment of the skin gesture, the relative positions of the lifting points can be adjusted up and down. In addition, in order to facilitate the disassembly operation, each lifting point is fixed with the skin through a three-point positioning mode by bolts, so that displacement between each lifting point and the skin in the lifting process is avoided.

Compared with the prior art, the technology of the utility model has the following advantages:

the aircraft skin lifting appliance disclosed by the utility model can replace manual lifting of the aircraft skin, effectively reduces the time and labor required for moving the skin, reduces the working strength of field personnel, improves the working efficiency, can adjust the relative positions among lifting points according to actual conditions, is suitable for lifting of skins of different parts of various types and different types, and has good practicability; the aircraft skin lifting appliance has the advantages of simple integral structure, simple operation, easy disassembly and assembly, and convenient storage, use and maintenance.

Drawings

The utility model will be described in further detail with reference to the accompanying drawings and specific embodiments

FIG. 1 is a state of use of the aircraft skin spreader of the present utility model;

FIG. 2 is a front view of the aircraft skin spreader of the present utility model in use;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of the structure of the upper harness loop in the aircraft skin sling of the present utility model;

FIG. 5 is a perspective view of the attachment base of the aircraft skin spreader of the present utility model;

fig. 6 is a top view of the connecting seat in the aircraft skin sling according to the utility model.

The marks on the accompanying drawings: 1-suspenders, 2-suspension point rings, 3-upper suspender rings, 31-suspender ring frames, 32-inner suspender rings, 33-outer suspender rings and 34-connecting screws; 4-suspender, 5-adjusting buckle, 6-tension meter, 7-connecting seat, 71-connecting rod, 72-U-shaped seat, 72 a-connecting hole, 8-aircraft skin, 9-stopper.

Detailed Description

The following description of specific embodiments of the utility model is provided to aid in understanding the utility model and is not to be construed as limiting the utility model, as illustrated in the accompanying drawings. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Referring to fig. 1 to 6, the utility model relates to an aircraft skin sling, which comprises a boom 1, two upper sling rings 3 and six lifting point units, wherein the boom 1 is sleeved with a plurality of upper sling rings 3 and the lifting point units, the lifting point units are vertically arranged, each lifting point unit comprises a lifting point ring 2, a sling 4, a tension meter 6 and a connecting seat 7 which are sequentially connected from top to bottom, the tension meter 6 can be used for monitoring the stress condition of each lifting point in real time, the sling 4 is provided with an adjusting buckle 5 for adjusting the length of the sling 4, the connecting seat 7 is used for connecting an aircraft skin 8, and the connecting seat 7 positioned at the lower end of the sling is connected with the aircraft skin 8 through a screw rod when the aircraft skin sling is used. Four limiting blocks 9 are also arranged on the suspender 1 and are used for limiting the moving positions of the upper suspender loop 3 and the hanging point unit.

After the upper sling ring 3 and the hanging point unit are sleeved into the rod body of the suspender 1, the relative distance between the hanging point rings can be adjusted according to actual requirements, and the moving range of the hanging point rings is limited by the limiting block 9. Two ends of the suspender 1 are respectively provided with a limiting block 9 for preventing the hanging point ring 2 from sliding out of the suspender 1; two limiting blocks 9 are arranged at the middle section of the suspender 1 and are used for preventing the upper suspender ring 3 from excessively sliding towards the center of the suspender 1 in the lifting process.

In this embodiment, the upper strap ring 3 includes a strap ring frame 31, an inner strap ring 32, an outer strap ring 33 and a connecting screw 34, the inner strap ring 32 is sleeved with the boom 1, the outer strap ring 33 is used for being connected with a crane strap, the strap ring frame 31 is a square frame, the inner strap ring 32 is a circular ring, the inner strap ring 32 is located in the strap ring frame 31, the connecting screw 34 penetrates through the strap ring frame 31 and the inner strap ring 32, the inner strap ring 32 is mounted on the strap ring frame 31, the outer strap ring 33 is triangular, and the outer strap ring 33 is mounted on the top end of the strap ring frame 31. The inner sling ring 32 is connected with the sling ring frame 31 through a screw, and when the pulling force direction changes in the lifting process of the skin sling, the inner sling ring 32 can change correspondingly in angle with the force.

The connecting seat 7 comprises a connecting rod 71 and a U-shaped seat 72 fixedly connected with the connecting rod 71, wherein three connecting holes 72a are formed in the bottom surface of the U-shaped seat 72, and screws are installed through the connecting holes 72a to connect the aircraft skin 8. The three connecting holes 72a ensure a secure connection of the connecting socket 7 to the aircraft skin 8.

The aircraft skin lifting appliance can realize the function of lifting and transferring the skin, and can solve the problem of unstable gravity center of the skin by adjusting the position of a lifting point after lifting the skin; meanwhile, the aircraft skin lifting appliance is convenient to detach, and connection and separation of the skin and the lifting appliance can be rapidly completed.

The above-mentioned embodiments of the present utility model are not intended to limit the scope of the present utility model, and the embodiments of the present utility model are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present utility model according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present utility model shall fall within the scope of the present utility model.

Claims

1. The utility model provides an aircraft skin hoist, its characterized in that, hoist includes jib (1), goes up suspender ring (3) and hoisting point unit, it is a plurality of to go up suspender ring (3) and hoisting point unit, and a plurality of upward suspender ring (3) and hoisting point unit all suit are in on jib (1), the vertical setting of hoisting point unit, every hoisting point unit all includes hoisting point ring (2), suspender (4), tensiometer (6) and connecting seat (7) that top-down is connected in proper order, connecting seat (7) are used for connecting the aircraft skin.

2. Aircraft skin sling according to claim 1, characterized in that the number of upper sling rings (3) is two and the number of suspension point units is six.

3. Aircraft skin hoist according to claim 1, characterized in that the upper harness ring (3) comprises a harness ring frame (31), an inner harness ring (32), an outer harness ring (33) and a connecting screw (34), the inner harness ring (32) is sleeved with the boom (1), the outer harness ring (33) is used for being connected with a crane harness, the harness ring frame (31) is a square frame, the inner harness ring (32) is a circular ring, the inner harness ring (32) is located in the harness ring frame (31), the connecting screw (34) penetrates through the harness ring frame (31) and the inner harness ring (32), the inner harness ring (32) is mounted on the harness ring frame (31), the outer harness ring (33) is triangular, and the outer harness ring (33) is mounted on the top end of the harness ring frame (31).

4. Aircraft skin hoist according to claim 1, characterized in that the connection seat (7) comprises a connection rod (71) and a U-shaped seat (72) fixedly connected with the connection rod (71), wherein three connection holes (72 a) are formed in the bottom surface of the U-shaped seat (72), and the aircraft skin is connected through the connection holes (72 a).

5. Aircraft skin hoist according to claim 1, characterized in that the sling (4) is provided with an adjusting buckle (5) for adjusting the length of the sling (4).

6. Aircraft skin sling according to claim 1, characterized in that the boom (1) is further provided with a stop (9) for limiting the movement position of the upper sling ring (3) and the lifting point unit.