CN219279239U

CN219279239U - Helicopter engine APU comprehensive lifting appliance

Info

Publication number: CN219279239U
Application number: CN202221713306.8U
Authority: CN
Inventors: 王训训; 张勇; 程璐军; 王荣
Original assignee: SHANGHAI AVIATION MACHINERY CO Ltd
Current assignee: SHANGHAI AVIATION MACHINERY CO Ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2023-06-30
Anticipated expiration: 2032-07-05

Abstract

The utility model belongs to the field of helicopters, in particular to an APU integrated lifting appliance of an engine of a helicopter, which comprises a T-shaped extension joint, wherein a middle cross rod is slidably installed in the T-shaped extension joint, one end of the middle cross rod extends out of the T-shaped extension joint, the cross rod is slidably installed in one end of the middle cross rod far away from the T-shaped extension joint, one end of the cross rod extends out of the middle cross rod and is provided with a cross rod joint, hanging straps are arranged on two sides of the bottom of the T-shaped extension joint and the bottom of the cross rod joint, bow-shaped shackles are arranged on two ends of the hanging straps, pin holes are formed in two ends of the bow-shaped shackles, a self-made pin shaft is arranged in the pin holes, and M6 knurled high nuts are sleeved at one end of the self-made pin shaft.

Description

Helicopter engine APU comprehensive lifting appliance

Technical Field

The utility model relates to the technical field of helicopters, in particular to an APU comprehensive lifting appliance of an engine of a helicopter.

Background

In the use process of the helicopter, the helicopter needs to carry out the work such as fixed inspection and maintenance, the engine, the APU and other parts are required to be frequently disassembled, and a special lifting tool side is required to be used for carrying out the work in the disassembly process. Because the external shapes and interfaces of helicopter engines and APUs of different models are large in difference, the existing lifting appliances are customized one by one, and the lifting appliances have no universality, so that the types and the number of the lifting appliances of the engines and the APUs are large.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an APU comprehensive lifting appliance for a helicopter engine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a helicopter engine APU comprehensive sling, includes T type and stretches the joint, T type is stretched and is slided and install middle horizontal pole in the joint, and the one end of middle horizontal pole extends to outside the T type is stretched and is connected, and middle horizontal pole is kept away from T type and is slided and install the horizontal pole in the one end of horizontal pole and extend outside middle horizontal pole, and install the horizontal pole and connect, the bottom both sides that the T type stretched the joint and the bottom that the horizontal pole connects all are equipped with the suspender, bow-shaped shackle is all installed at the both ends of suspender, and all offered the pinhole on bow-shaped shackle's the both ends, installs same self-made round pin axle in the pinhole, and the one end of self-made round pin axle has cup jointed M6 knurl high nut.

Preferably, a lifting lug is fixedly arranged at the top of the T-shaped extension joint.

Preferably, one end of the middle cross rod far away from the T-shaped extension joint is fixedly sleeved with a reinforcing sleeve.

Preferably, through holes are formed in two sides of the bottom of the T-shaped extension joint and the bottom of the cross bar joint, and a self-made pin shaft at the top of the sling is arranged in the through holes.

Preferably, a first jack is formed in one side of the T-shaped extension joint, a plurality of first slots are formed in one side of the middle cross rod at equal intervals, NRM12-85 quick-locking bolts are inserted into the first jacks, the NRM12-85 quick-locking bolts are matched with the first slots, a second jack is formed in one side of the middle cross rod, a plurality of second slots are formed in one side of the cross rod at equal intervals, NRM12-70 quick-locking bolts are inserted into the second jacks, and the NRM12-70 quick-locking bolts are matched with the second slots.

According to the utility model, the comprehensive lifting appliance for the helicopter engine APU realizes the general design of various engines and APUs in different models, and the problem of gravity center matching with different engines or APUs is realized by adjusting the lifting position of the lifting appliance and replacing the lifting belt, so that the lifting appliance can be suitable for the function of lifting the engines or the APUs during the disassembly and assembly of the helicopter engines or the APUs.

Drawings

FIG. 1 is a schematic diagram of an APU integrated lifting appliance for a helicopter engine;

fig. 2 is a schematic diagram of a top view structure of an APU integrated lifting appliance for a helicopter engine.

In the figure: t-shaped extension joint, 2.NRM12-85 quick-locking bolt, 3.middle cross rod, 4.NRM12-70 quick-locking bolt, 5.sling, 6.lifting lug, 7.reinforcing sleeve, 8.cross rod, 9.cross rod joint, 10.bow shackle and 11.self-made pin shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-2, an APU integrated lifting appliance of a helicopter engine comprises a T-shaped extension joint 1, a middle cross rod 3 is slidably installed in the T-shaped extension joint 1, one end of the middle cross rod 3 extends out of the T-shaped extension joint 1, a cross rod 8 is slidably installed in one end of the middle cross rod 3 far away from the T-shaped extension joint 1, one end of the cross rod 8 extends out of the middle cross rod 3, a cross rod joint 9 is installed, hanging straps 5 are arranged on two sides of the bottom of the T-shaped extension joint 1 and the bottom of the cross rod joint 9, an arc-shaped shackle 100 is installed at two ends of the hanging straps 5, pin holes are formed at two ends of the arc-shaped shackle 10, a self-made pin shaft 11 is installed in the pin holes, and an M6 knurled high nut is sleeved at one end of the self-made pin shaft 11.

In the utility model, a lifting lug 6 is fixedly arranged at the top of a T-shaped extension joint 1.

In the utility model, one end of the middle cross rod 3 far away from the T-shaped extension joint 1 is fixedly sleeved with a reinforcing sleeve 7.

In the utility model, through holes are formed on both sides of the bottom of the T-shaped extension joint 1 and the bottom of the cross bar joint 9, and a self-made pin shaft 11 on the top of the hanging belt 5 is arranged in the through holes.

According to the utility model, one side of a T-shaped extension joint 1 is provided with a first inserting hole, one side of a middle cross rod 3 is provided with a plurality of first inserting holes at equal intervals, NRM12-85 quick-locking bolts 2 are inserted into the first inserting holes, the NRM12-85 quick-locking bolts 2 are matched with the first inserting holes, one side of the middle cross rod 3 is provided with a second inserting hole, one side of a cross rod 8 is provided with a plurality of second inserting holes at equal intervals, NRM12-70 quick-locking bolts 4 are inserted into the second inserting holes, and the NRM12-70 quick-locking bolts 4 are matched with the second inserting holes.

In the utility model, the working principle is that when the engine lifting device is used, after the cross rod 8 and the middle cross rod 3 are moved to proper positions, the NRM12-70 quick locking bolt 4 and the NRM12-85 quick locking bolt 2 are respectively inserted into the corresponding second slot and the second slot to be fixed, and then the engine lifting device is respectively connected with the front lifting lug and the rear lifting lug of the engine through the three hanging strips 5, so that the purpose of lifting the engine is achieved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a helicopter engine APU comprehensive sling, includes T type and stretches joint (1), its characterized in that, T type stretches joint (1) interior sliding mounting has middle horizontal pole (3), and outside the one end of middle horizontal pole (3) extends to T type and stretches joint (1), interior sliding mounting has horizontal pole (8) in the one end that T type stretched joint (1) was kept away from in middle horizontal pole (3), and the one end of horizontal pole (8) extends to outside middle horizontal pole (3), and installs horizontal pole joint (9), the bottom both sides that T type stretched joint (1) and the bottom that horizontal pole joined (9) all are equipped with suspender (5), bow-shaped shackle (10) are all installed at the both ends of suspender (5), and all offer the annular knurl on the both ends of bow-shaped shackle (10), install same self-made round pin axle (11) in the pinhole, and M6 high nut has been cup jointed to the one end of self-made round pin axle (11).

2. The integrated lifting appliance for the helicopter engine APU according to claim 1 is characterized in that a lifting lug (6) is fixedly arranged at the top of the T-shaped extension joint (1).

3. The integrated lifting appliance for the helicopter engine APU according to claim 1 is characterized in that one end of the middle cross rod (3) far away from the T-shaped extension joint (1) is fixedly sleeved with a reinforcing sleeve (7).

4. The integrated lifting appliance for the APU of the helicopter engine according to claim 1 is characterized in that through holes are formed in two sides of the bottom of the T-shaped extension joint (1) and the bottom of the cross bar joint (9), and a self-made pin shaft (11) at the top of the hanging belt (5) is installed in the through holes.

5. The integrated lifting appliance for the APU of the helicopter engine according to claim 1 is characterized in that a first inserting hole is formed in one side of the T-shaped extension joint (1), a plurality of first inserting holes are formed in one side of the middle cross rod (3) at equal intervals, NRM12-85 quick locking bolts (2) are inserted into the first inserting holes, the NRM12-85 quick locking bolts (2) are matched with the first inserting holes, a second inserting hole is formed in one side of the middle cross rod (3), a plurality of second inserting holes are formed in one side of the cross rod (8) at equal intervals, NRM12-70 quick locking bolts (4) are inserted into the second inserting holes, and the NRM12-70 quick locking bolts (4) are matched with the second inserting holes.