CN222680768U

CN222680768U - Frock is demolishd to aircraft air turbine starter exhaust casing

Info

Publication number: CN222680768U
Application number: CN202421504420.9U
Authority: CN
Inventors: 刘达; 宗国翼; 王河平; 陈健; 刘明昊
Original assignee: Nanjing Saida Technology Co ltd
Current assignee: Nanjing Saida Technology Co ltd
Priority date: 2024-06-28
Filing date: 2024-06-28
Publication date: 2025-03-28
Anticipated expiration: 2034-06-28

Abstract

The utility model relates to the technical field of special tooling for aircraft air turbine starters, and in particular to a tooling for removing an exhaust casing of an aircraft air turbine starter, comprising a tooling base, a fuselage casing and an exhaust casing, wherein a forward and reverse motor is installed on the left side of the tooling base, a driving screw is rotatably connected inside the tooling base, and gears meshing with each other are respectively fixed to one end of the driving screw extending out of the left side of the tooling base and the output end of the forward and reverse motor, a screw sleeve is threadedly sleeved on the outer side of the driving screw, and slide rails are fixed to the front and rear sides of the left end of the top of the tooling base. In the utility model, only one person is needed to complete the removal of the exhaust casing, and the fuselage casing and the exhaust casing can be quickly separated, so the operation is convenient and the work efficiency is improved.

Description

Frock is demolishd to aircraft air turbine starter exhaust casing

Technical Field

The utility model relates to the technical field of tools special for aircraft air turbine starter, in particular to a tool for dismantling an exhaust shell of an aircraft air turbine starter.

Background

The working principle of the aircraft air turbine starter is that wind power is utilized to rotate the turbine impeller to drive a rotor to generate power, the wind enters the turbine impeller from the inlet deflector, so that the turbine impeller and the turbine impeller rotate relatively, kinetic energy is transmitted to a mechanical driving system, and further the turbine engine of an aircraft is started.

The traditional mode of demolishing aircraft air turbine starter exhaust casing is with the starter whole place on the fixed bracket, unloads the flange bolt of casing connection one by one, then breaks away from casing and fuselage and place on appointed position through many people's resultant force, because aircraft air turbine starter volume is great, this kind of mode is consuming time and consume power and has danger, greatly reduced work efficiency.

Therefore, it is particularly important to design an aircraft air turbine starter exhaust housing dismantling tool to change the technical defects and improve the overall practicability.

Disclosure of utility model

The utility model aims to provide an aircraft air turbine starter exhaust casing dismantling tool for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides an aircraft air turbine starter exhaust casing demolishs frock, includes frock base, fuselage casing and exhaust casing, positive and negative motor is installed in the left side of frock base, the inside rotation of frock base is connected with drive screw, drive screw extends the left one end of frock base and positive and negative motor's output is fixed with the gear of intermeshing connection respectively, the outside screw thread of drive screw has cup jointed the screw rod sliding sleeve, both sides all are fixed with the slide rail track around the frock base top left end, slide rail track's outside sliding connection has the sliding seat, fixed bolster is installed on the right side at frock base top, fixed bolster's top is provided with the fixed casing bracket, the left side at frock base top is provided with the supplementary mechanism of demolishing of casing;

The shell auxiliary dismantling mechanism comprises a movable supporting frame, the top of the movable supporting frame is provided with a connecting socket, a movable shell bracket is arranged above the connecting socket, connecting plugs matched with the connecting socket are integrally designed at the bottom of the movable shell bracket, limiting jacks are symmetrically formed in the front and back of the connecting socket and the inside of the connecting plugs, limiting inserting rods are inserted between the limiting jacks and are arranged in a straight line, folding support plates are arranged at the tops of the front side and the back side of the movable shell bracket, electric pushing rods are arranged on the inner sides of the folding support plates, telescopic ends of the electric pushing rods slide to the inner sides of the movable shell bracket and are provided with rubber pressure heads, and hanging hooks are respectively fixed at two ends of the front side and the back side of the top of the movable shell bracket.

As a preferable scheme of the utility model, a controller is arranged on the left side of the tool base, the controller is connected with the positive and negative motors through wires in an electric connection mode, the controller is arranged in the connecting plug block, the controller is connected with the electric push rod through wires in an electric connection mode, and meanwhile, the controller is connected with the remote controller through a wireless network in a wireless mode.

As the preferable scheme of the utility model, the top of the tool base is internally provided with the rectangular groove extending along the length direction of the tool base, and the two ends of the driving screw are both rotationally connected in the rectangular groove through the bearing seat.

As a preferred embodiment of the utility model, the fixed housing bracket and the movable housing bracket are both of an arc-shaped bent plate structure with upward openings, the fuselage housing is placed inside the fixed housing bracket, and the exhaust housing is placed inside the movable housing bracket.

As a preferable scheme of the utility model, the bottom of the movable support frame is fixedly connected with the screw sliding sleeve, the movable support frame is connected with the tool base in a sliding manner, and the bottom of the side wall of the movable support frame is fixedly connected with the sliding seat through the supporting block.

As a preferable scheme of the utility model, the connection mode between the connection socket and the connection plug is plug connection, and the internal structure size of the connection socket is matched with the external structure size of the connection plug.

As a preferable scheme of the utility model, the detachable structure design is adopted between the connecting socket and the movable shell bracket.

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

1. According to the dismounting tool for the air turbine starter exhaust shell of the aircraft, the dismounting of the exhaust shell can be completed by only one person through the dismounting tool for the air turbine starter exhaust shell of the aircraft, and the machine body shell and the exhaust shell can be quickly separated, so that the operation is convenient, and the working efficiency is improved.

2. According to the utility model, through the set tool for dismantling the air turbine starter exhaust shell of the aircraft, the exhaust shell can be hoisted after being separated and placed at a designated position through the hoisting tool, so that manpower is not required or the aircraft is moved to the hoisting tool bracket for movement, the time is saved, and the operation is facilitated.

Drawings

FIG. 1 is a diagram illustrating the removal of an exhaust housing according to the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is a block diagram of an auxiliary removal mechanism for a housing according to the present utility model.

In the figure, 1, a tool base; 2, a machine body shell, 3, an exhaust shell, 4, a positive and negative motor, 401, a driving screw, 402, a gear, 403, a screw sliding sleeve, 5, a sliding rail track, 501, a sliding seat, 6, a fixed support frame, 601, a fixed shell bracket, 7, an auxiliary shell dismantling mechanism, 701, a movable support frame, 702, a connecting socket, 703, a movable shell bracket, 704, a connecting plug, 705, a limiting plug hole, 706, a limiting plug rod, 707, a folded support plate, 708, an electric push rod, 709, a rubber pressure head, 710 and a hanging hook hanging lug.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the utility model are shown, but in which the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

The utility model provides an aircraft air turbine starter exhaust casing demolishs frock, including frock base 1, fuselage casing 2 and exhaust casing 3, positive and negative motor 4 is installed in the left side of frock base 1, both sides all are fixed with slide rail track 5 around the left end at frock base 1 top, slide rail track 5's outside sliding connection has slide bracket 501, it is more stable when making fuselage casing 2 and exhaust casing 3 separate, fixed support frame 6 is installed on the right side at frock base 1 top, the top of fixed support frame 6 is provided with fixed housing bracket 601, the left side at frock base 1 top is provided with casing auxiliary demolishment mechanism 7;

Wherein the fixed housing bracket 601 and the movable housing bracket 703 are designed to be arc-shaped and have upward openings, and are more attached to the housing shape, so that the placement is more stable, the housing 2 is placed in the fixed housing bracket 601, and the exhaust housing 3 is placed in the movable housing bracket 703.

In this embodiment, referring to fig. 2, a driving screw 401 is rotatably connected in the tool base 1, one end of the driving screw 401 extending out of the left side of the tool base 1 and an output end of a positive and negative motor 4 are respectively fixed with gears 402 which are in meshed connection with each other, a screw sliding sleeve 403 is sleeved on an outer thread of the driving screw 401, the positive and negative motor 4 is started to drive the two groups of gears 402 to rotate in a meshed manner, the driving screw 401 rotates synchronously, and finally the screw sliding sleeve 403 is driven by the threads to move slowly in a transverse direction to drive a movable support frame 701 to move in a reverse direction of a fixed support frame 6, so that an exhaust shell 3 and a machine body shell 2 are separated;

Wherein the top of the tool base 1 is inwards provided with a rectangular groove extending along the length direction of the tool base 1, and two ends of the driving screw 401 are rotationally connected in the rectangular groove through bearing seats, so that the driving screw 401 drives the screw sliding sleeve 403 to stably translate.

In this embodiment, referring to fig. 3, the shell auxiliary dismounting mechanism 7 includes a movable supporting frame 701, a connection socket 702 is provided at the top of the movable supporting frame 701, a movable shell bracket 703 is provided above the connection socket 702, connection plugs 704 matched with the connection socket 702 are integrally designed at the bottom of the movable shell bracket 703, limit jacks 705 are symmetrically provided in the connection socket 702 and the connection plugs 704, limit inserting rods 706 are inserted between the plurality of sets of limit jacks 705 on a straight line, folding support plates 707 are provided at the top of the front and rear sides of the movable shell bracket 703, electric push rods 708 are mounted at the inner sides of the folding support plates 707, telescopic ends of the electric push rods 708 slide and extend to the inner sides of the movable shell bracket 703 and are provided with rubber pressure heads 709, the telescopic ends of the electric push rods 708 drive the rubber pressure heads 709 to approach to the outer sides of the exhaust shell 3 until two sets of rubber pressure heads 709 clamp and fix the exhaust shell 3, and hanging lugs 710 are respectively fixed at the front and rear sides of the top of the movable shell bracket 703 for quick lifting movement;

The left side of the tool base 1 is provided with a controller, the controller is connected with the positive and negative motor 4 through a wire, the connection mode is electric connection, the inside of the connection plug 704 is provided with the controller, the controller is connected with the electric push rod 708 through a wire, the connection mode is electric connection, the controller is connected with the remote controller through a wireless network, the bottom of the movable support frame 701 is fixedly connected with the screw sliding sleeve 403, the connection mode between the movable support frame 701 and the tool base 1 is sliding connection, the bottom of the side wall of the movable support frame 701 is fixedly connected with the sliding seat 501 through a supporting block, the connection mode between the connection socket 702 and the connection plug 704 is plug connection, the internal structure size of the connection socket 702 is matched with the external structure size of the connection plug 704, and the connection socket 702 and the movable shell bracket 703 are of a detachable structure design.

When the exhaust shell of the aircraft air turbine starter is required to be dismantled, the starter is integrally moved to the position right above the tool base 1 through the lifting appliance, at the moment, the fixed shell bracket 601 and the movable shell bracket 703 are in a close state, then the starter is slowly placed to integrally place the body shell 2 inside the fixed shell bracket 601, the exhaust shell 3 is placed inside the movable shell bracket 703, then the lifting appliance is removed, flange bolts for connecting the fixed body shell 2 and the exhaust shell 3 are taken out one by one, at the moment, the electric push rod 708 is started to enable the telescopic ends of the electric push rod 708 to drive the rubber pressure heads 709 to approach the outer side of the exhaust shell 3 until two groups of rubber pressure heads 709 clamp and fix the exhaust shell 3, the positive and negative motor 4 is started to drive the meshing rotation of the two groups of gears 402 after the fixing is completed, the driving screw 401 is synchronously rotated, and finally the screw sliding sleeve 403 is driven to transversely and slowly move to drive the movable support frame 701 to reversely move towards the fixed support frame 6, so that the exhaust shell 3 and the body shell 2 are separated, after the separation is completed, a worker hooks the lifting appliance inside the lifting appliance in the lifting hook 710, and pulls out the flange bolts for connecting the movable shell bracket 2 and the exhaust shell housing 702, the telescopic end is moved to the position of the movable shell housing 706, and the exhaust shell housing 706 can be quickly removed from the inner side of the tool shell housing, and the tool can be conveniently removed, and the tool can be removed from the position and the inner position of the exhaust shell housing 3.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aircraft air turbine starter exhaust casing demolishs frock, includes frock base (1), fuselage casing (2) and exhaust casing (3), wherein positive and negative motor (4) are installed in the left side of frock base (1), the inside rotation of frock base (1) is connected with drive screw (401), drive screw (401) extend the one end of frock base (1) left side and positive and negative motor (4) output are fixed with intermeshing's gear (402) respectively, screw sliding sleeve (403) have been cup jointed to the outside screw thread of drive screw (401), both sides all are fixed with slide rail track (5) around the top left end of frock base (1), slide rail track (5) outside sliding connection has sliding seat (501), fixed support frame (6) are installed on the right side at frock base (1) top, fixed support frame (6) top is provided with fixed casing (601), the left side at frock base (1) top is provided with casing auxiliary demolishment mechanism (7);

The utility model provides a shell auxiliary dismantling mechanism (7) includes movable support frame (701), the top of movable support frame (701) is provided with linking socket (702), the top of linking socket (702) is provided with movable shell bracket (703), the bottom of movable shell bracket (703) is integrative to be designed to have and link up inserted block (704) that link up socket (702) cooperation used, spacing jack (705) have all been seted up to the inside of linking socket (702) and linking inserted block (704) front and back symmetry, are located the multiunit on a straight line spacing inserted bar (706) are inserted between spacing jack (705), the top of both sides all is provided with a shape extension board (707) around movable shell bracket (703), electric putter (708) are installed to the inboard of a shape extension board (707), the flexible end of electric putter (708) slides and extends to the inboard of movable shell bracket (703) and is provided with rubber pressure head (709), the both ends of both sides are fixed with lifting hook hangers (710) respectively around movable shell bracket (703).

2. The tool for dismantling the exhaust shell of the aircraft air turbine starter according to claim 1, wherein a controller is arranged on the left side of the tool base (1), the controller is connected with the positive and negative motor (4) through a wire, the controller is electrically connected in a connecting mode, the controller is arranged in the connecting plug (704), the controller is connected with the electric push rod (708) through a wire, the controller is electrically connected in a connecting mode, and meanwhile the controller is wirelessly connected with a remote controller through a wireless network.

3. The aircraft air turbine starter exhaust housing dismantling tool as set forth in claim 1, wherein the top of the tool base (1) is provided with a rectangular groove extending along the length direction of the tool base (1) inwards, and two ends of the driving screw (401) are connected inside the rectangular groove in a rotating mode through bearing seats.

4. The aircraft air turbine starter exhaust housing removal tool as claimed in claim 1, wherein the fixed housing bracket (601) and the movable housing bracket (703) are of an arc-shaped bent plate structure with upward openings, the fuselage housing (2) is placed inside the fixed housing bracket (601), and the exhaust housing (3) is placed inside the movable housing bracket (703).

5. The tool for removing the exhaust shell of the aircraft air turbine starter according to claim 1, wherein the bottom of the movable support frame (701) is fixedly connected with the screw sliding sleeve (403), the movable support frame (701) is connected with the tool base (1) in a sliding manner, and the bottom of the side wall of the movable support frame (701) is fixedly connected with the sliding seat (501) through a supporting block.

6. The aircraft air turbine starter exhaust housing removal tool of claim 1, wherein the connection mode between the connection socket (702) and the connection plug (704) is plug connection, and the internal structure size of the connection socket (702) is matched with the external structure size of the connection plug (704).

7. The aircraft air turbine starter exhaust housing removal tool of claim 1, wherein the engagement receptacle (702) is removably coupled to the movable housing bracket (703).