WO2023071110A1

WO2023071110A1 - Aero-engine maintenance platform

Info

Publication number: WO2023071110A1
Application number: PCT/CN2022/089856
Authority: WO
Inventors: 朴珊珊; 王鑫鑫; 王宏远
Original assignee: 天津大学滨海工业研究院有限公司
Priority date: 2021-10-28
Filing date: 2022-04-28
Publication date: 2023-05-04
Also published as: CN215968596U

Abstract

Provided is an aero-engine maintenance platform, comprising a support table (1). Support legs (11) are fixedly connected to the four corners of the bottom end of the support table (1), and a sliding groove (12) is formed in the middle of the upper surface of the support table (1). Two support blocks (8) move close to each other or away from each other, so that two support brackets (2) and bearing members (3) move close to each other or move away from each other to facilitate the adjustment of a distance between the two bearing members (3). The aero-engine maintenance platform is suitable for engines of various lengths, so that the utilization rate of the maintenance platform is improved. A limiting block (92) is rotatably mounted in an annular groove to limit a screw rod (9), so as to prevent the screw rod (9) from moving horizontally. The two support blocks (8) are T-shaped, and the two support blocks (8) are slidably connected in the sliding groove (12) and a limiting groove (13), so that the support blocks (8) would not be disengaged from the sliding groove (12) and the limiting groove (13), thereby ensuring the stability of connection of the support brackets (2) and the bearing members (3) to the support table (1) and further improving and the practicability of the maintenance platform.

Description

An aero-engine maintenance platform

technical field

The present application relates to the technical field of engine maintenance, in particular to an aero-engine maintenance platform.

Background technique

Aviation maintenance refers to the maintenance and repair of the aircraft and its technical equipment to ensure the safety of the aircraft. Aviation maintenance is the prerequisite and necessary condition for the use of aircraft, and it is also an important part of the aviation industry. The aero engine is the heart of the aircraft, and aero engine maintenance is not only a part of aircraft maintenance, but also an important part of aviation maintenance work.

For example, the Chinese patent discloses: aero-engine maintenance platform, publication number: CN206383112U, "realizes the omnidirectional mobile disassembly and assembly of aero-engine at any position in the workshop; The front flange fixing ring; the motor-driven rotating roller is installed on the front lifting support, and the rotation of the front fixing flange can be driven by the roller to realize the rolling of the engine; the omnidirectional mobile platform is equipped with parallel linear slide rails, and the parallel guide rails The rear lifting support column is installed on the slider, which supports the rear flange fixing ring of the engine; the other set of sliders of the parallel guide rails is provided with oil grooves, which are used for the collection of various liquid oils during the maintenance process of the aeroengine; the parallel linear slide rails The setting of the entire platform makes the entire platform compatible with aero-engines of different lengths. The height adjustment of the entire aero-engine can be realized through the lifting of the front and rear lifting support columns", but in actual use, the distance between the two load-bearing parts cannot be adjusted stably, resulting in inability to Effectively applicable to aero-engines of different lengths, the practicability is poor.

Utility model content

The purpose of this utility model is to provide an aero-engine maintenance platform to solve the problems raised in the above-mentioned background technology.

The embodiment of the application adopts the following technical solutions:

An aero-engine maintenance platform, comprising a support platform, the four corners of the bottom end of the support platform are fixedly connected with support legs, the middle part of the upper surface of the support platform is provided with a chute, and the inner walls on both sides of the chute are A limit slot is provided, a circular hole is provided on the inner wall of the chute, an annular groove is provided on the side wall of the circular hole, a drawer box is slidably connected to the support table, and the end of the drawer box is fixed A pull handle is connected, and two support frames are installed on the support platform, and the upper ends of the two support frames are fixedly connected with load bearings, and the support platform is provided with an adjustment structure for adjusting the two load bearing components.

Preferably, a connecting rod is fixedly connected between every two adjacent supporting legs, a rectangular plate is installed between the four connecting rods, and sliders are fixedly connected to both ends of the rectangular plate , the two sliders are respectively slidably connected in the connecting rod.

Preferably, three accommodating grooves are equidistantly formed on the upper surface of the rectangular plate, and barrels are movably inserted into each of the three accommodating grooves.

Preferably, two storage boxes are provided below the support platform, and installation grooves are recessed on the inner walls and bottom surfaces of the two storage boxes, and the two storage boxes are respectively movably socketed on the connecting rods.

Preferably, the two support frames are both triangular in shape, the two bearing members are arc-shaped, and the two bearing members are aligned with each other, the adjustment structure includes a support block and a screw, and the support block The quantity is two, and the two support blocks are T-shaped.

Preferably, the support blocks are all slidably connected in the sliding groove and the limit groove, and the surfaces of the two support blocks are provided with threaded holes, the thread directions of the two threaded holes are opposite, and the screw rods are inserted into the In the circular hole and through two threaded holes, the free end of the screw is fixedly connected with a handle. The surface of the screw is fixedly sleeved with a limit block, and the limit block is rotatably installed in the annular groove.

The above at least one technical solution adopted in the embodiment of the present application can achieve the following beneficial effects:

First, when in use, the engine is placed on two supporting parts. Since the two supporting parts are arc-shaped, the engine is not easy to slip from the side, and a drawer box is connected to the supporting platform through sliding, which is convenient for users to take or The storage tool is equipped with two storage boxes through activities, which is convenient for the user to place the disassembled screws in the storage box to avoid loss, etc. By setting up three barrels, the oil in the engine can be stored in the barrel through the pipeline. Since the slider at the rectangular plate is slidably connected to the connecting rod, pushing the rectangular plate can move the barrel body, avoiding the failure to transport into the barrel due to too short pipes, etc., which is more convenient to use, simple to operate, and strong in practicability.

Its two, the user rotates the handle to make the screw rod rotate, because the thread directions of the two threaded holes are opposite, the two support blocks are moved close to each other or move away from each other, and the two support blocks are moved close to each other or moved away from each other to make the two The two support frames and the bearing parts move closer to each other or move away from each other, which is convenient for adjusting the distance between the two bearing parts. It is applicable to engines of various lengths and improves the utilization rate of the maintenance platform. The limit block is rotated and installed on the ring In the slot, it acts as a limit for the screw to avoid the horizontal movement of the screw. The two support blocks are T-shaped, and the two support blocks are slidably connected in the chute and the limit groove, so that the support block will not be in contact with the chute and the limit. The groove is separated, which ensures that the support frame and the bearing part are connected relatively stably with the support platform, and further improves the practicability of the maintenance platform.

Description of drawings

The drawings described here are used to provide a further understanding of the application and constitute a part of the application. The schematic embodiments and descriptions of the application are used to explain the application and do not constitute an improper limitation to the application. In the attached picture:

Fig. 1 is the overall structure schematic diagram of maintenance platform of the present utility model;

Fig. 2 is the structural representation of storage tank of the present utility model;

Fig. 3 is a structural schematic diagram of the carrier of the present invention;

Fig. 4 is the structural representation of the utility model rectangular plate;

Fig. 5 is a structural schematic diagram of the limiting block of the present invention.

In the figure: 1, support platform; 11, support leg; 12, chute; 13, limit groove; 14, drawer box; 15, handle; 2, support frame; 3, bearing part; 4, connecting rod; 5 , rectangular plate; 51, accommodation groove; 52, slide block; 6, barrel body; 7, storage box; 8, support block; 81, threaded hole; 9, screw rod;

Detailed ways

In order to make the purpose, technical solution and advantages of the present application clearer, the technical solution of the present application will be clearly and completely described below in conjunction with specific embodiments of the present application and corresponding drawings. Apparently, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

The technical solutions provided by various embodiments of the present application will be described in detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of aero-engine maintenance platform comprises a support platform 1, and the four corners of the bottom end of the support platform 1 are fixedly connected with support legs 11, and the upper surface of the support platform 1 The middle part of the chute 12 is provided with a chute 12, and the inner walls on both sides of the chute 12 are provided with limiting grooves 13. The inner wall of the chute 12 is provided with a circular hole, and the side wall of the circular hole is provided with an annular groove. A drawer 14 is slidingly connected, the end of the drawer 14 is fixedly connected with a handle 15, two support frames 2 are installed on the support platform 1, and the upper ends of the two support frames 2 are fixedly connected with a carrier 3, and the support platform 1 is provided with an adjustment structure for adjusting the two supporting parts 3, a connecting rod 4 is fixedly connected between every two adjacent supporting legs 11, and a rectangular plate 5 is installed between the four connecting rods 4, and the rectangular plate 5 Both ends of the rectangular plate 5 are fixedly connected with sliders 52, and the two sliders 52 are respectively slidably connected in the connecting rod 4. The upper surface of the rectangular plate 5 is equidistantly provided with three receiving grooves 51, and the three receiving grooves 51 are movable. A barrel body 6 is plugged in, and two storage boxes 7 are arranged below the support platform 1. The inner walls and bottom surfaces of the two storage boxes 7 are recessed with mounting grooves, and the two storage boxes 7 are respectively movably socketed on the connecting rod 4. The two supporting frames 2 are triangular in shape, the two supporting parts 3 are arc-shaped, and the two supporting parts 3 are aligned and distributed. The adjustment structure includes supporting blocks 8 and screw rods 9. The number of supporting blocks 8 is two, two The support blocks 8 are T-shaped, and the two support blocks 8 are slidingly connected in the slide groove 12 and the limit groove 13. The surfaces of the two support blocks 8 are provided with threaded holes 81, and the thread directions of the two threaded holes 81 are opposite. , the screw rod 9 is inserted into the circular hole, and runs through two threaded holes 81, the free end of the screw rod 9 is fixedly connected with a handle 91, the surface of the screw rod 9 is fixedly sleeved with a limit block 92, and the limit block 92 is rotated and installed in the ring groove.

When in use, the engine is placed on the two bearings 3. Since the two bearings 3 are arc-shaped, the engine is not easy to slip from the side. The drawer box 14 is slidably connected to the support table 1, which is convenient for users to take Or storage tools, two storage boxes 7 are installed through activities, which is convenient for users to place the disassembled screws in the storage box 7, so as to avoid loss, etc., by setting three barrels 6, the oil in the engine can be stored through the pipeline In the barrel body 6, since the slider 52 at the rectangular plate 5 is slidably connected with the connecting rod 4, pushing the rectangular plate 5 can make the barrel body 6 move, avoiding that the pipe cannot be transported into the barrel body 6 due to too short pipes, etc., using It is more convenient, the operation is relatively simple, and the practicability is strong. The user rotates the handle 91 to make the screw 9 rotate. Since the thread directions of the two threaded holes 81 are opposite, the two support blocks 8 are moved closer to each other or away from each other. The two supporting blocks 8 move closer to each other or move away from each other so that the two support frames 2 and the bearings 3 move closer to each other or move away from each other, which is convenient for adjusting the distance between the two bearings 3. It is applicable to engines of various lengths and improves The utilization rate of this maintenance platform is improved, and the limit block 92 is rotated and installed in the annular groove, which plays a position-limiting effect on the screw rod 9 and prevents the screw rod 9 from moving horizontally. The two support blocks 8 are T-shaped, and the two support blocks 8 slide Connected in the chute 12 and the limit groove 13, so that the support block 8 will not be separated from the chute 12 and the limit groove 13, which ensures that the support frame 2 and the bearing part 3 are connected with the support table 1 relatively stably, and further improves the Availability of the repair platform.

Those skilled in the art should understand that the embodiments of the present invention may be provided as methods, systems, or computer program products. Accordingly, the invention can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the invention may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

It should also be noted that the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes Other elements not expressly listed, or elements inherent in the process, method, commodity, or apparatus are also included. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above descriptions are only examples of the present application, and are not intended to limit the present application. For those skilled in the art, various modifications and changes may occur in this application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included within the scope of the claims of the present application.

Claims

An aero-engine maintenance platform, comprising a support platform (1), characterized in that: the four corners of the bottom end of the support platform (1) are fixedly connected with support legs (11), and the upper surface of the support platform (1) The middle part is provided with a chute (12), and the inner walls of both sides of the chute (12) are provided with limiting grooves (13), and the inner wall of the chute (12) is provided with a circular hole, and the circular hole The side wall surface of the hole is provided with an annular groove, and a drawer box (14) is slidably connected to the inside of the support table (1), and a handle (15) is fixedly connected to the end of the drawer box (14). 1) There are two supporting frames (2) installed on it, and the upper ends of the two supporting frames (2) are fixedly connected with bearings (3).

The supporting platform (1) is provided with an adjusting structure for adjusting the two bearing parts (3).
A kind of aero-engine maintenance platform according to claim 1, characterized in that: a connecting rod (4) is fixedly connected between every two adjacent supporting legs (11), and four connecting rods ( 4) Rectangular plates (5) are installed between them, and sliders (52) are fixedly connected to both ends of the rectangular plates (5), and the two sliders (52) are respectively slidably connected to the connecting rod ( 4) inside.
The aero-engine maintenance platform according to claim 2, characterized in that: the upper surface of the rectangular plate (5) is equidistantly provided with three accommodation grooves (51), and the three accommodation grooves (51) are all There is a staving (6) in the movable socket.
The aero-engine maintenance platform according to claim 1, characterized in that two storage boxes (7) are arranged under the support platform (1), and the inner walls and bottom surfaces of the two storage boxes (7) are An installation groove is recessed inside, and the two storage boxes (7) are movably socketed on the connecting rod (4) respectively.
The aero-engine maintenance platform according to claim 1, characterized in that: the two supporting frames (2) are both triangular in shape, the two bearing members (3) are in arc shape, and the two The supporting parts (3) are aligned and distributed, the adjustment structure includes a support block (8) and a screw (9), the number of the support blocks (8) is two, and the two support blocks (8) are both T shape.
The aero-engine maintenance platform according to claim 5, characterized in that: the two support blocks (8) are slidably connected in the chute (12) and the limit groove (13), and the two support blocks The surface of the block (8) is provided with threaded holes (81), the thread directions of the two threaded holes (81) are opposite, and the screw rod (9) is inserted in the circular hole and runs through the two threaded holes ( 81), the free end of the screw (9) is fixedly connected with a turning handle (91). in the ring groove.