CN209719903U - A helicopter landing gear with an external fuel tank hanging point structure - Google Patents

Abstract

The utility model discloses a kind of helicopter landing gears with external fuel cell hanging point structure, including fixed link, fixed block is fixedly installed at the top of the fixed link, the bottom of the fixed link is fixedly installed with support rod, the bottom of the support rod is fixedly installed with a layer bar, and the bottom bottom bar of layer bar has shock absorber, and the bottom of shock absorber is fixedly installed with ground rod, the central position of the bottom of fixed is fixedly installed with fixing seat, and the two sides of fixing seat are fixedly installed with fixed anchor ear, the inside of the fixed anchor ear is fixedly installed with fuel reserve tank, the front of the fixed anchor ear is fixedly installed with fixed plate.The utility model is provided with adjusting buckle and fixed the elastic of anchor ear can be adjusted, the case where vibration for avoiding helicopter from generating in flight causes fuel reserve tank to fall off, improve the practicability of undercarriage, reduce limitation, undercarriage is set to easily facilitate use, the scope of application is expanded, convenient for promoting the use of.

Description

A helicopter landing gear with an external fuel tank hanging point structure

technical field

The utility model relates to the technical field of helicopter landing gear, in particular to a helicopter landing gear with an external fuel tank hanging point structure.

Background technique

As one of the unique creations of aviation technology in the 20th century, helicopters have greatly expanded the application range of aircraft. Helicopters are typical military and civilian products that can be widely used in transportation, patrol, tourism, rescue and other fields. The outstanding feature of the helicopter is that it can do low-altitude (a few meters above the ground), low-speed (starting from hovering) and maneuvering flight with the same nose direction, especially the vertical take-off and landing in a small area. It has been widely used in military applications such as ground attack, airborne landing, weapon delivery, logistics support, battlefield rescue, reconnaissance and patrol, command and control, communication, anti-submarine minesweeping, electronic countermeasures, etc. For short-distance transportation, medical rescue, disaster relief, emergency rescue, hoisting equipment, geological exploration, forest protection and fire fighting, aerial photography, etc. The transportation of personnel and materials between offshore oil wells and bases is an important aspect of civilian use. Helicopters need to use As far as the landing gear is concerned, the existing helicopter landing gear structure is relatively simple, and there are certain deficiencies in use. At the same time, the existing helicopter landing gear does not possess shock-absorbing properties, and the landing of the helicopter is easy to cause the helicopter to turbulence, which reduces the height of the helicopter landing gear. practicality.

Utility model content

The purpose of this utility model is to provide a helicopter landing gear with an external fuel tank hanging point structure, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a helicopter landing gear with an external fuel tank hanging point structure, including a fixed rod, the top of the fixed rod is fixedly installed with a fixed block, and the bottom of the fixed rod is fixedly installed There is a support rod, the bottom of the support rod is fixedly installed with a layer rod, and the bottom rod of the layer rod has a shock absorber, and the bottom of the shock absorber is fixedly installed with a floor rod, and the central position of the bottom of the fixed rod is fixed A fixed seat is installed, and fixed hoops are fixedly installed on both sides of the fixed seat. The inside of the fixed hoop is fixedly installed with an oil storage tank. The fixed hoop is provided with an adjustment port, and the front of the fixed hoop is fixed A fixed plate is installed.

Preferably, two groups of rubber anti-skid pads are fixedly installed on the landing pole.

Preferably, a mounting frame is fixedly installed on the front of the landing pole, and a reflector is fixedly mounted on the mounting frame.

Preferably, boarding poles are fixedly installed on both sides of the fixed pole.

Preferably, boarding anti-slip mats are fixedly installed on the landing pole and the floor pole.

Preferably, a rubber protection pad is partially provided on the bottom of the fixing seat.

Compared with the prior art, the beneficial effect of the utility model is that the helicopter landing gear with the hanging point structure of the external fuel tank is provided with a fixing block and bolts to fix the landing gear and the helicopter with respect to the traditional helicopter landing gear, which is convenient The operation of the staff increases the practicability of the landing gear and expands the scope of application. The shock absorber is installed to absorb the shock of the landing gear to avoid damage to the helicopter or the landing gear caused by the turbulence generated when the helicopter lands, and improves the safety of the landing gear. , It is equipped with a fixed seat and a fixed hoop to fix the fuel tank, providing a reserve fuel tank for the helicopter, and the endurance of the helicopter. An adjustment buckle is provided to adjust the tightness of the fixed hoop to avoid the vibration generated by the helicopter during flight The situation that causes the oil storage tank to fall off improves the practicability of the landing gear, reduces the limitations, makes the landing gear more convenient to use, expands the scope of application, and is convenient for popularization and use.

Description of drawings

Fig. 1 is the front schematic view of the utility model;

Fig. 2 is the side structure schematic diagram of the utility model;

Fig. 3 is a partial structural schematic diagram of the utility model.

Among the figure: 1, floor bar; 101, rubber anti-skid pad; 2, shock absorber; 3, floor bar; 4, support bar; 5, fixed bar; 6, fixed block; 7, fixed hoop; 8, fixed seat ; 9, rubber protection pad; 10, oil storage tank; 11, fixed plate; 12, adjustment port; 13, boarding anti-skid mat;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "another end" The orientation or positional relationship indicated by ", etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, so as to Specific orientation configurations and operations, therefore, should not be construed as limitations on the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise specified and limited, the terms "installed", "set with", "connected", etc. should be understood in a broad sense, such as "connected", which can be a fixed The connection can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Please refer to Fig. 1-3, a kind of embodiment that the utility model provides: a kind of helicopter landing gear with hanging point structure of external fuel tank, comprises fixed rod 5, and the top of fixed rod 5 is fixedly installed with fixed block 6 by welding, fixed Block 6 is convenient for working people and fixes landing gear and helicopter by screw, has improved the stability of landing gear, has increased the practicability of landing gear, and the bottom of fixed rod 5 is fixedly installed with support rod 4 by welding, and support rod 4 is paired. The landing gear is supported, which improves the distance between the helicopter and the ground, avoids the distance between the helicopter and the ground being too close, and the bottom of the support rod 4 is fixedly installed with a layer rod 3 by welding, and the layer rod 3 expands the stressed diameter of the landing gear, thereby increasing The stability during use of the landing gear improves the safety when the helicopter is parked. The bottom of the layer bar 3 is fixed with a shock absorber 2 by bolts. The shock absorber 2 can cushion the helicopter when it lands, avoiding the shock when the helicopter lands. Due to the bumps causing damage to the connection of the helicopter or the landing gear, the functionality of the landing gear is increased, and the scope of application is expanded. The bottom of the fixed rod 5 is fixed with a fixed seat 8 by bolts, and the two sides of the fixed seat 8 are fixed by bolts. There is a fixed hoop 7, and the interior of the fixed hoop 7 is fixedly equipped with a fuel storage tank 10, which is connected to the helicopter through the oil pipe, thereby providing a spare fuel tank for the helicopter, improving the endurance of the helicopter, and increasing the practicability of the landing gear. One side of the fixed hoop 7 is provided with an adjustment port 12, and the adjustment port 12 can adjust the tightness of the fixed hoop 7 through bolts, which increases the firmness of the hoop. The front of the fixed hoop 7 is fixed with a fixed plate by bolts 11. The fixing plate 11 can fix the top of the oil storage tank 10 to prevent the oil storage tank 10 from slipping out of the hoop and increase the stability of the oil storage tank 10 .

Further, two groups of rubber anti-skid pads 101 are fixedly installed on the landing pole 1 . In the embodiment, the rubber anti-skid pad 101 increases the friction force of the landing pole 1, avoiding the situation of the east China when the helicopter lands on the landing platform, and increases the practicability.

Further, a mounting frame 15 is fixedly mounted on the front of the landing pole 1 , and a reflector 16 is fixedly mounted on the mounting frame 15 . In the embodiment, the mounting frame 15 is fixedly installed by welding, and the top of the mounting frame 15 is movably installed with a reflector 16 through bolts. The reflector 16 can be convenient for the pilot to observe the helicopter's upward measurement through the reflector 16, which increases the functionality.

Further, boarding poles 14 are fixedly installed on both sides of the fixed pole 5 . In the embodiment, the boarding pole 14 is fixedly installed by welding, and the boarding pole 14 is convenient for personnel to board the plane, increasing the practicability of the landing gear.

Further, boarding anti-skid pads 13 are fixedly installed on the landing pole 1 and the layer pole 3 . In an embodiment, the boarding anti-slip mat 13 is fixedly installed by bolts, and the material of the boarding anti-slip mat 13 can be non-slip rubber, and the boarding anti-slip mat 13 prevents the personnel from slipping when boarding.

Further, a rubber protection pad 9 is partially provided on the bottom of the fixing seat 8 . In the embodiment, the rubber protection pad 9 protects the oil storage tank when it is fixed, so as to avoid damage to the oil storage tank 10 caused by the over-tight adjustment of the fixing hoop 7 and increase the practicality.

Working principle: the fixed block 6 is fixed to the bottom of the helicopter by bolts, the shock absorber 2 damps the landing gear, the fixed hoop 7 fixes the fuel storage tank 10, and the adjustment port 12 adjusts the tightness of the fixed hoop 7 to avoid storage The fuel tank 10 falls off during use, and the reflector 16 is convenient for the pilot to observe the helicopter.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. a kind of helicopter landing gear with external fuel cell hanging point structure, including fixed link (5), it is characterised in that: described solid It is fixedly installed at the top of fixed pole (5) fixed block (6), the bottom of the fixed link (5) is fixedly installed with support rod (4), described The bottom of support rod (4) is fixedly installed with a layer bar (3), and the bottom bottom bar of layer bar (3) has shock absorber (2), and shock absorber (2) Bottom is fixedly installed with ground rod (1), and the central position of fixed link (5) bottom is fixedly installed with fixing seat (8), and solid The two sides of reservation (8) are fixedly installed with fixed anchor ear (7), and the inside of the fixed anchor ear (7) is fixedly installed with fuel reserve tank (10), The fixed anchor ear (7), which is equipped with, adjusts mouth (12), and the front of the fixed anchor ear (7) is fixedly installed with fixed plate (11).

2. a kind of helicopter landing gear with external fuel cell hanging point structure according to claim 1, it is characterised in that: institute It states and is fixedly installed with two groups of rubber non-slip mats (101) on ground rod (1).

3. a kind of helicopter landing gear with external fuel cell hanging point structure according to claim 1, it is characterised in that: institute The front for stating ground rod (1) is fixedly installed with mounting rack (15), and reflecting mirror (16) are fixedly installed on mounting rack (15).

4. a kind of helicopter landing gear with external fuel cell hanging point structure according to claim 1, it is characterised in that: institute The two sides for stating fixed link (5) are all fixedly installed with boarding bar (14).

5. a kind of helicopter landing gear with external fuel cell hanging point structure according to claim 1, it is characterised in that: institute It states and is all fixedly installed with boarding non-slip mat (13) on ground rod (1) and layer bar (3).

6. a kind of helicopter landing gear with external fuel cell hanging point structure according to claim 1, it is characterised in that: institute The bottom for stating fixing seat (8) is locally equipped with rubber neonychium (9).