CN208930134U - A kind of decomposition of helicopter attenuator and assembly tool - Google Patents

Abstract

The utility model discloses a kind of decomposition of helicopter attenuator and assembly tools, including bracket, screw rod and baffle, the bracket includes annulus supporting plate and three even circumferentials are distributed in the long supporting plate on the annulus supporting plate, the end of the long supporting plate is fixedly connected with vertical plate, the screw rod and vertical plate rotation connect, square through hole is provided on the long supporting plate, the baffle is placed on long supporting plate, the decomposition of the helicopter attenuator and assembly tool further include attenuator, and the attenuator is placed on annulus supporting plate.The utility model more easily can be decomposed and be assembled to the attenuator of helicopter and without using the screw hole on attenuator.

Description

A kind of decomposition of helicopter attenuator and assembly tool

Technical field

The utility model relates to helicopter attenuator mounting technique fields, and in particular to a kind of decomposition of helicopter attenuator And assembly tool.

Background technique

In use, the rotating moving parts such as rotor, tail-rotor, engine, transmission device will generate alternation to helicopter Load causes the vibration of housing construction.The vibration of structure can have serious consequences to the use of helicopter: such as main component, instrument Table equipment etc. can generate the failure of vibrating fatigue, to reduce its service life；In order to reduce the vibration of helicopter, need straight The attenuator installed and used on the position of the machine of liter.

Attenuator needs specific tooling to be installed on helicopter, but existing tooling is by three independent long spiral shells Bar composition, during the installation process since three support arms need to be installed simultaneously, especially assembled to attenuator in use process Journey is not easy to be operated, and long bolt need to use screw hole in attenuator, and being dismounted for multiple times can damage attenuator.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of decomposition of helicopter attenuator And assembly tool, this dismounting tooling more easily can be decomposed and be assembled to the attenuator of helicopter and without using shock-absorbing Screw hole on device.

To achieve the goals above, the utility model provides the following technical solutions:

A kind of decomposition of helicopter attenuator and assembly tool, including bracket, screw rod and baffle, the bracket include annulus Supporting plate and three even circumferentials are distributed in the long supporting plate on the annulus supporting plate, and the end of the long supporting plate is fixedly connected with vertically Plate, the screw rod are threadedly coupled with vertical plate, and square through hole is provided on the long supporting plate, and the baffle is placed on long supporting plate.

In the present invention, it is preferred that the baffle is square, and the width of the baffle is greater than the square through hole Width.

In the present invention, it is preferred that the plate bottom side is provided with the snap-gauge with the mating clamping of the square through hole, The baffle and square through hole are clamped.

In the present invention, it is preferred that be provided with free change on the baffle, one end of the screw rod and freely turn Ring rotation connection.

In the present invention, it is preferred that the plate bottom side is provided with the snap-gauge with the mating clamping of the square through hole, The baffle and square through hole are clamped；Free change is provided on the baffle, one end of the screw rod and free change rotate Connection.

In the present invention, it is preferred that the decomposition of the helicopter attenuator and assembly tool further include being placed in circle Attenuator on ring supporting plate, the attenuator include attenuator cavity, are placed in the intracorporal shock-absorbing spring of attenuator chamber and are placed in The shock-absorbing baffle of shock-absorbing spring outwards is provided with baffle through-hole and screw hole on the shock-absorbing baffle, sets on the attenuator cavity It is equipped with several through-holes.

Compared with prior art, the utility model has the beneficial effects that

The utility model is provided with bracket, and wherein bracket includes three long supporting plates matched with attenuator, and is turned on bracket It is dynamic to be connected with screw rod, baffle is placed on long supporting plate, wherein screw rod can be slided on supporting plate with rotation forces baffle；Baffle is placed Between tooling and attenuator, screw rod and the direct contact wear attenuator of attenuator are placed.Inwards and screw rod is rotated outward, adjusted Suitable distance is to get required pressure, to complete to decompose and dismount.This tooling is without using the screw hole on attenuator, energy More easily the attenuator of helicopter is decomposed and assembled, avoids the damage of attenuator.

Detailed description of the invention

Fig. 1 is a kind of decomposition of helicopter attenuator of the utility model and the structural schematic diagram of assembly tool；

Fig. 2 is that a kind of decomposition of helicopter attenuator of the utility model and assembly tool are illustrated with attenuator overall structure Figure；

Fig. 3 is the schematic diagram of a kind of decomposition of helicopter attenuator of the utility model and the embodiment 1 of assembly tool；

Fig. 4 is a left side for a kind of decomposition of helicopter attenuator of the utility model and the baffle in the embodiment 1 of assembly tool View；

Fig. 5 is the schematic diagram of a kind of decomposition of helicopter attenuator of the utility model and the embodiment 2 of assembly tool；

Fig. 6 is the left view of baffle in a kind of decomposition of helicopter attenuator of the utility model and the embodiment 2 of assembly tool Figure；

Fig. 7 is the schematic diagram of a kind of decomposition of helicopter attenuator of the utility model and the embodiment 3 of assembly tool；

Fig. 8 is the left view of baffle in a kind of decomposition of helicopter attenuator of the utility model and the embodiment 3 of assembly tool Figure；

Fig. 9 is the schematic diagram of a kind of decomposition of helicopter attenuator of the utility model and the embodiment 4 of assembly tool；

Figure 10 is the left view of baffle in a kind of decomposition of helicopter attenuator of the utility model and the embodiment 4 of assembly tool Figure；

Main element symbol description in attached drawing: 1- bracket；2- screw rod；3- baffle；4- attenuator；5- annulus supporting plate；6- long Supporting plate；7- vertical plate；8- square through hole；9- attenuator cavity；10- shock-absorbing spring；11- shock-absorbing baffle；12- baffle through-hole；13- Through-hole；14- snap-gauge；The free change of 15-.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical ", " horizontal ", "left", "right" and similar statement for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes Any and all combinations of one or more related listed items.

Please referring also to Fig. 1 to Figure 10, the utility model discloses a kind of decomposition of helicopter attenuator and assembly tool, Including bracket 1, screw rod 2 and baffle 3, the bracket 1 includes that annulus supporting plate 5 and three even circumferentials are distributed in the annulus supporting plate Long supporting plate 6 on 5, the end of the long supporting plate 6 are fixedly connected with vertical plate 7, and the screw rod 2 is threadedly coupled with vertical plate 7, institute It states and is provided with square through hole 8 on long supporting plate 6, the baffle 3 is placed on long supporting plate 6.

Further, as the embodiments of the present invention 1, such as Fig. 3 and Fig. 4, the baffle 3 is square, the baffle 3 Width be greater than the square through hole 8 width, baffle 3 is placed on long supporting plate 6.In this embodiment, screw rod 2 It is connectionless between baffle 3.

Further, as the embodiments of the present invention 2, such as Fig. 5 and Fig. 6,3 bottom side of baffle be provided with it is described The snap-gauge 14 of the mating clamping of square through hole 8, the baffle 3 are clamped with square through hole 8.Baffle 3 is connected on long supporting plate 6, wherein Baffle 3 can be slided along long supporting plate 6.

Further, as the embodiments of the present invention 3, such as Fig. 7 and Fig. 8, the baffle 3 is square, the baffle 3 On be provided with free change 15, one end of the screw rod 2 and free change 15 rotation connection.The rotation of screw rod 2 can push gear The movement of plate 3, while screw rod 2 is freely rotated to connect with baffle 3 position of baffle 3 can be made to fix.

Further, as the embodiments of the present invention 4, such as Fig. 9 and Figure 10,3 bottom side of baffle is provided with and institute The snap-gauge 14 of the mating clamping of square through hole 8 is stated, the baffle 3 is clamped with square through hole 8, and is provided with freedom on the baffle 3 Change 15, one end of the screw rod 2 and free change 15 are rotatablely connected.Baffle 3 is connected on long supporting plate 6, and wherein baffle 3 can be with Slided along long supporting plate 6, the rotation of screw rod 2 can push the movement of baffle 3, while screw rod 2 and baffle 3 connection is freely rotated can be with So that the position of baffle 3 is fixed.

Working principle: attenuator include attenuator bracket, the shock-absorbing spring being placed on attenuator bracket and with shock-absorbing bullet The shock-absorbing baffle of spring connection, is provided with baffle through-hole and screw hole on most shock-absorbing baffles, if being provided on the attenuator bracket Dry through-hole.The attenuator is fixed on helicopter by bolt-through baffle through-hole and through-hole.

When operation, bracket is put on attenuator, three long supporting plates of tooling are overlapped with three support arms of attenuator.It will gear Plate is put between tooling and attenuator, this Fixture Design can prevent screw rod from directly contacting with attenuator to wear attenuator. Baffle is contacted with attenuator baffle, inwards and rotates outward screw rod, can push baffle and attenuator baffle inwards either to Outer movement, so as to adjust the pressure inside attenuator, when be adjusted to suitably apart from when, the moderate pressure of spring, so that shock-absorbing Baffle through-hole and through-hole and helicopter on device are correspondingly connected with hole face, to facilitate the fixation of bolt, thus to attenuator Decompose and either assembles, the decomposition of this tooling and assembling attenuator, without using the screw hole on attenuator, so as to avoid The damage of attenuator.

Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model Change, should belong to the covered the scope of the patents of the utility model.

Claims (6)

1. decomposition and the assembly tool of a kind of helicopter attenuator, which is characterized in that including bracket (1), screw rod (2) and baffle (3), the bracket (1) includes annulus supporting plate (5) and three even circumferentials are distributed in long supporting plate on the annulus supporting plate (5) (6), the end of the long supporting plate (6) is fixedly connected with vertical plate (7), and the screw rod (2) is threadedly coupled with vertical plate (7), institute It states and is provided on long supporting plate (6) square through hole (8), the baffle (3) is placed on long supporting plate (6).

2. decomposition and the assembly tool of a kind of helicopter attenuator according to claim 1, which is characterized in that the baffle (3) it is square, the width of the baffle (3) is greater than the width of the square through hole (8).

3. decomposition and the assembly tool of a kind of helicopter attenuator according to claim 1, which is characterized in that the baffle (3) bottom side is provided with the snap-gauge (14) with the square through hole (8) mating clamping, and the baffle (3) and square through hole (8) are blocked It connects.

4. decomposition and the assembly tool of a kind of helicopter attenuator according to claim 2, which is characterized in that the baffle (3) it is provided on free change (15), one end and free change (15) of the screw rod (2) are rotatablely connected.

5. decomposition and the assembly tool of a kind of helicopter attenuator according to claim 1, which is characterized in that the baffle (3) bottom side is provided with the snap-gauge (14) with the square through hole (8) mating clamping, and the baffle (3) and square through hole (8) are blocked It connects；It is provided with free change (15) on the baffle (3), one end and free change (15) of the screw rod (2) are rotatablely connected.

6. decomposition and the assembly tool of a kind of helicopter attenuator according to claim 1, which is characterized in that further include putting The attenuator (4) being placed on annulus supporting plate (5), the attenuator (4) include attenuator cavity (9), are placed in attenuator cavity (9) shock-absorbing spring (10) in and the shock-absorbing baffle (11) being placed on the outside of shock-absorbing spring (10) are set on the shock-absorbing baffle (11) It is equipped with baffle through-hole (12) and screw hole (16), is provided with several through-holes (13) on the attenuator cavity (9).