CN212476037U

CN212476037U - Aircraft engine maintenance work platform

Info

Publication number: CN212476037U
Application number: CN202021262875.6U
Authority: CN
Inventors: 李志华
Original assignee: Yichang Huasai Industry And Trade Co ltd
Current assignee: Yichang Huasai Industry And Trade Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-05
Anticipated expiration: 2030-06-30

Abstract

The utility model provides an aircraft engine maintenance work platform, which comprises a bottom frame and an upper frame which can do up-and-down lifting movement relative to the bottom frame; the bottom frame comprises a lower base plate, four support legs with the same structure are arranged on the lower base plate, a first mounting block and a second mounting block are fixedly arranged inside the support legs, a first electric cylinder is fixedly arranged on the first mounting block, a second electric cylinder is fixedly arranged on the second mounting block, the end part of a piston rod of the second electric cylinder is connected with a roller, a storage battery and a control cabinet which supply power to the first electric cylinder and the second electric cylinder are further arranged on the lower base plate, the upper frame comprises an upper base plate, four insertion columns which extend downwards are arranged on the upper base plate, the insertion columns are inserted into openings in the upper ends of the support legs, and the lower ends of the insertion columns are fixedly connected with the end part of the piston rod of the first electric cylinder. The utility model has simple structure, convenient operation and low cost.

Description

Aircraft engine maintenance work platform

Technical Field

The utility model relates to an aircraft engine maintenance of equipment technical field especially relates to an aircraft engine maintenance work platform.

Background

When the aircraft engine works for a period of time, the aircraft engine can be returned to a factory for overhaul, the maintenance of the aircraft engine comprises the procedures of disassembly and assembly, and when the aircraft engine is disassembled and assembled, workers are not high enough and need to maintain the operating platform. A general aircraft engine repair shop generally only has a working capacity of repairing aircraft engines of several types, and therefore, an existing maintenance work platform generally only aims at aircraft engines of a certain type, and generally cannot be lifted. The existing airplane maintenance company develops a hydraulic or pneumatic liftable airplane engine maintenance working platform, but the platform has the problems of complex structure, inconvenient operation and high manufacturing cost.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides an aircraft engine maintains work platform, its structure that has solved current aircraft engine maintenance work platform existence is complicated, the operation is inconvenient and the problem that the cost is high.

According to an embodiment of the utility model, an aircraft engine maintenance work platform comprises a bottom frame and an upper frame which can do up-and-down lifting movement relative to the bottom frame;

the bottom frame comprises a lower bottom plate, four supporting legs with the same structure are arranged on the lower bottom plate, the supporting legs are of hollow pipe structures, a first mounting block and a second mounting block are fixedly arranged inside the supporting legs, a first electric cylinder is fixedly arranged on the first mounting block, a second electric cylinder is fixedly arranged on the second mounting block, the end part of a piston rod of the second electric cylinder is connected with a roller, the roller can extend out of or retract into the lower end of the supporting legs under the action of the second electric cylinder, a storage battery pack and a control cabinet which supply power to the first electric cylinder and the second electric cylinder are further arranged on the lower bottom plate, and a battery pack charging interface is arranged on the control cabinet;

the upper frame comprises an upper base plate, four insertion columns extending downwards are arranged on the upper base plate and inserted into openings in the upper ends of the supporting legs, and the lower ends of the insertion columns are fixedly connected with the end portions of the piston rods of the first electric cylinders.

The working principle of the device is as follows: the upper frame and the bottom frame can move up and down relatively, the first electric cylinder is arranged on the bottom frame and connected with the upper frame, and therefore the purpose that the upper frame is lifted up and down by controlling the extension of a piston rod of the first electric cylinder is achieved. The second electric cylinder is arranged in the supporting leg of the bottom frame, the roller is arranged at the end part of the piston rod of the second electric cylinder, when the platform needs to be moved, the second electric cylinder is operated to enable the piston rod of the second electric cylinder to drive the roller to extend out of the lower end of the supporting leg, and the roller is in contact with the ground, so that the platform is convenient to move; when the platform is used, the second electric cylinder is operated to enable the piston rod of the second electric cylinder to drive the roller to retract to the lower end of the supporting leg, the roller is not in contact with the ground, the platform is not easy to slide and is stable, and workers on the platform can operate conveniently.

Compared with the prior art, the utility model discloses following beneficial effect has:

simple structure, convenient operation and low cost. The first electric cylinder is adopted to realize the lifting of the platform, and the second electric cylinder realizes the lifting of the roller so as to facilitate the movement of the platform; the electric cylinder is the prior art who integrates, and compact structure adopts the structure of electric cylinder technique rear platform to obtain simplifying, can go up and down through electric control moreover, and is more convenient than the mode of current manual regulation, and the cost is also lower.

Drawings

Fig. 1 is the utility model discloses aircraft engine maintenance work platform's of embodiment structural schematic.

Fig. 2 is a schematic cross-sectional structure diagram of a lower portion of a leg according to an embodiment of the present invention.

Fig. 3 is a schematic sectional structural view of an upper portion of a leg according to an embodiment of the present invention.

In the above drawings: 10. a support leg; 11. a battery pack; 12. a lower base plate; 13. a roller; 14. a first climbing ladder; 15. A control cabinet; 16. a second electric cylinder; 17. a second mounting block; 18. a first electric cylinder; 19. a first mounting block; 20. inserting the column; 21. an upper base plate; 22. a security fence; 23. a second climbing ladder; 151. a control panel.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1, an aircraft engine maintenance work platform includes a bottom frame and an upper frame capable of moving up and down relative to the bottom frame, the bottom frame includes a lower bottom plate 12, four legs 10 having the same structure are provided on the lower bottom plate 12, the four legs 10 are located at four corners of the lower bottom plate 12, and the legs 10 are in an empty pipe structure. The bottom frame is also provided with a first climbing ladder 14, the first climbing ladder 14 is fixedly arranged between two supporting legs 10 on one side of the working platform, the upper frame is provided with a second climbing ladder 23, the second climbing ladder 23 is positioned above the first climbing ladder 14, the upper end of the second climbing ladder 23 is fixed on the upper bottom plate 21, and the lower end of the second climbing ladder 23 is a free end; therefore, when the upper frame moves up and down, the second climbing ladder 23 can also move up and down along with the upper frame without influencing the lifting movement of the upper frame, the lower end of the second climbing ladder 23 is a free end, and the second climbing ladder is generally made of thicker steel pipes in order to avoid the situation that a person steps on the second climbing ladder to deform under stress.

As shown in fig. 2-3, a first mounting block 19 and a second mounting block 17 are fixedly arranged inside the leg 10, a first electric cylinder 18 is fixedly arranged on the first mounting block 19, a second electric cylinder 16 is fixedly arranged on the second mounting block 17, and a mounting groove is formed in the wall of the leg 10 to facilitate mounting of the first mounting block 19, the second mounting block 17, the first electric cylinder 18 and the second electric cylinder 16, and generally, the first mounting block 19 and the second mounting block 17 can be fixed in the leg by screws or can be welded firmly, then the first electric cylinder 18 is fixed on the first mounting block 19 by screws, and the second electric cylinder 16 is fixed on the second mounting block 17 by screws. A roller 13 is connected to the end of a piston rod of the second electric cylinder 16, preferably, the roller 13 is a universal wheel, the roller 13 can extend out or retract into the lower end of the supporting leg 10 under the action of the second electric cylinder 16, a storage battery 11 and a control cabinet 15 for supplying power to the first electric cylinder 18 and the second electric cylinder 16 are further arranged on the lower bottom plate 12, and a battery pack charging interface is arranged on the control cabinet 15; the control cabinet 15 is provided with a control panel 151, and the control panel 151 is provided with an upper frame lifting button and a roller telescopic button. The control circuit is arranged in the control cabinet 15, and the movement of the electric cylinder is controlled by a button, which is a common knowledge that the skilled person knows the use of the electric cylinder, and how to control the action of the electric cylinder by the control cabinet is not described herein.

As shown in fig. 2-3, the upper frame includes an upper base plate 21, a safety fence 22 is disposed on the upper base plate 21 to prevent the person on the upper base plate 21 from falling off, four insertion posts 20 extending downward are disposed on the upper base plate 21, the insertion posts 20 are inserted into the upper openings of the legs 10, and the lower ends of the insertion posts 20 are fixedly connected to the end portions of the piston rods of the first electric cylinders 18.

Preferably, the control panel 151 is not provided on the control cabinet 15, but a movable control panel is used, the control panel is connected to the control cabinet 15 by a wire, and an upper frame lifting button and a roller stretching button are provided on the control panel, so that a worker on the workbench can control the lifting of the platform by holding the control panel with his hands.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. An aircraft engine maintenance work platform is characterized by comprising a bottom frame and an upper frame capable of moving up and down relative to the bottom frame;

the bottom frame comprises a lower bottom plate (12), four supporting legs (10) with the same structure are arranged on the lower bottom plate (12), the supporting leg (10) is of a hollow pipe structure, a first mounting block (19) and a second mounting block (17) are fixedly arranged in the supporting leg (10), a first electric cylinder (18) is fixedly arranged on the first mounting block (19), a second electric cylinder (16) is fixedly arranged on the second mounting block (17), the end part of the piston rod of the second electric cylinder (16) is connected with a roller (13), the roller (13) can extend out or retract into the lower end of the supporting leg (10) under the action of the second electric cylinder (16), the lower bottom plate (12) is also provided with a storage battery pack (11) and a control cabinet (15) which supply power to the first electric cylinder (18) and the second electric cylinder (16), and the control cabinet (15) is provided with a battery pack charging interface;

the upper portion framework comprises an upper base plate (21), four insertion columns (20) extending downwards are arranged on the upper base plate (21), the insertion columns (20) are inserted into openings in the upper ends of the supporting legs (10), and the lower ends of the insertion columns (20) are fixedly connected with the end portions of piston rods of the first electric cylinders (18).

2. An aircraft engine servicing work platform according to claim 1, characterized in that a safety fence (22) is also provided on said upper floor (21).

3. An aircraft engine servicing work platform according to claim 2, characterized in that a first climbing ladder (14) is arranged on the bottom frame, said first climbing ladder (14) being fixedly arranged between the two legs (10) on one side of the work platform.

4. An aircraft engine servicing work platform according to claim 3, characterized in that a second climbing ladder (23) is further provided on said upper frame, said second climbing ladder (23) being located above said first climbing ladder (14), the upper end of said second climbing ladder (23) being fixed to said upper base plate (21), the lower end of said second climbing ladder (23) being a free end.

5. An aircraft engine servicing work platform according to claim 4, characterized in that said rollers (13) are universal wheels.

6. An aircraft engine servicing work platform according to claim 1, characterized in that said control cabinet (15) is provided with a control panel (151), said control panel (151) being provided with an upper frame raising and lowering button and a roller retracting button.

7. An aircraft engine servicing work platform according to claim 1, further comprising a control panel wired to said control cabinet (15), said control panel having an upper frame raising and lowering button and a roller retraction button disposed thereon.