Flying and attaching cartridge receiver transfer trolley

Abstract

The utility model belongs to the field of assembly and transportation of flying attachment casings, and relates to a flying attachment casing transfer trolley which is composed of a lifting shear forklift, a bottom plate and supporting legs. The bottom plate is arranged on a lifting shear forklift table top, the supporting legs are arranged on the bottom plate, and the upper ends of the supporting legs are fixedly connected with an aircraft accessory casing. The flight attachment casing transfer trolley can be used for transfer in the flight attachment casing assembling and testing process, and the functions of placement, transfer, lifting and the like in the flight attachment casing delivery period can be achieved; the product is fixed through the threaded hole in the bottom of the product, and the problem that the outer surface of the product is collided and scratched can be avoided; the posture of the product fixed on the transfer trolley is the final installation posture of the product, the stability of the structure of the product is facilitated, and accessories outside the shell of the product can be assembled and disassembled under the posture; the transfer trolley has a lifting function, so that products can be lifted on the transfer trolley, and the products can be conveniently assembled and disassembled on a test bed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of aircraft accessory case assembly and transportation, and relates to an aircraft accessory case transfer trolley. BACKGROUND

[0002] The aircraft accessory case belongs to the propulsion system of the aircraft, and is mainly used for transmitting the output power of the engine to the aircraft accessories or transmitting the starting power of the starting direct current generator to the engine, thereby playing the role of energy transmission.

[0003] The product appearance is a special-shaped structure, a plurality of mounting seats, interfaces and the like are distributed on the surface, the overall weight is large, and the transfer needs to be carried out between multiple sites during the whole delivery process; considering the special shape structure of the product and the protection of the product appearance, the product cannot be directly placed on the existing transfer trolley or transferred through the clamping mode of the fixing clamp. UTILITY MODEL CONTENT

[0004] The utility model aims to design an aircraft accessory case transfer trolley, solve the transfer problem in the assembly and test process of the existing aircraft accessory case, and realize the functions of placement, transfer and lifting during the delivery cycle of the aircraft accessory case.

[0005] Technical scheme: in order to achieve the above utility model purposes, an aircraft accessory case transfer trolley is provided, which is composed of a lifting scissor forklift, a bottom plate and a supporting leg; the bottom plate is arranged on the lifting scissor forklift table, the supporting leg is arranged on the bottom plate, and the upper end of the supporting leg is connected and fixed with the aircraft accessory case.

[0006] Further, the lifting scissor forklift comprises a top plate and a hydraulic scissor mechanism, the top plate is provided with a mounting hole for mounting the bottom plate, the bottom plate is fixed to the top plate of the lifting scissor forklift through matched bolts and screws; the top plate is arranged on the base of the lifting scissor forklift through the hydraulic scissor mechanism below the top plate; the lifting scissor forklift can select a finished product meeting the load requirement of the aircraft accessory case.

[0007] Further, the lifting scissor forklift comprises universal wheels and a handle, the universal wheels are arranged below the base, and the handle is arranged on the side edge of the base.

[0008] Further, the bottom plate comprises a bottom plate mounting hole, a positioning hole and a supporting leg mounting hole; the bottom plate mounting hole position cooperates with the mounting hole on the top plate, is used for fixing the bottom plate and the top plate, 3 pairs of positioning holes are matched with 3 positioning pins on the supporting leg, and are used for positioning the supporting leg on the bottom plate; the supporting leg mounting hole is used for mounting the supporting leg; a weight reduction groove can also be designed, and the weight reduction groove is located at the bottom of the bottom plate and is positioned at the two sides of the middle supporting leg mounting position.

[0009] Further, the supporting leg comprises a supporting column, a supporting base, a fixing screw, a positioning pin and a nut; the supporting column is threaded at both ends, the surface of the middle cylindrical segment is knurled for convenient taking, and the two sides are flat for conveniently applying torque when the supporting column is screwed into the product; the positioning pin and the fixing screw and the nut are used to fix the supporting base to the bottom plate.

[0010] Further, the height of the middle segment of the supporting column needs to be designed according to the height of the threaded hole on the product, and after the three supporting columns are screwed into the threaded holes at the bottom of the product, the other end face of the middle segment of the supporting column needs to be kept on the same plane.

[0011] Implementation process: first, screw the supporting column into the three threaded holes at the bottom of the product, align the bottom threaded end of the supporting column with the supporting column hole on the supporting base by hoisting the hanging ear at the top of the product, place the product on the transfer trolley, and tighten the nut to fix the product and the supporting column to the transfer trolley.

[0012] Technical effects: the transfer trolley for the aircraft nacelle can be used for transfer during the assembly and test of the aircraft nacelle, and can realize functions such as placement, transfer and lifting during the delivery cycle of the aircraft nacelle. The threaded holes at the bottom of the product are used to fix the product, which can avoid scratching and scratching the outer surface of the product; the posture of the product fixed on the transfer trolley is the posture of the final installation of the product, which is conducive to the stability of the product structure, and the accessories outside the product shell can be assembled and disassembled in this posture; the transfer trolley has a lifting function, which can realize the lifting operation of the product on the transfer trolley, and facilitates the assembly and disassembly of the product on the test bench; the diagonal positioning pins on the supporting leg can determine the relative position of the three supporting bases, so that the supporting base does not deviate during use, causing the supporting column to not align with the supporting column hole on the supporting base; during transportation, the product can be lowered to the lowest point by the lifting forklift to reduce the center of gravity and avoid side turning during transfer. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic diagram for the transfer process of the aircraft nacelle;

[0014] Figure 2 It is a schematic diagram of the aircraft nacelle transfer trolley;

[0015] Figure 3 It is a schematic diagram of the bottom plate;

[0016] Figure 4 It is a schematic diagram of the supporting leg;

[0017] Figure 5 It is a schematic diagram of the supporting base;

[0018] Wherein, 1, lifting scissor lift; 2, bottom plate; 3, support leg; 4, product; 1-1, top plate; 1-2, hydraulic scissor mechanism; 1-3, universal wheel; 1-4, handle; 2, bottom plate; 3, support leg; 2-1, bottom plate mounting hole; 2-2, positioning hole I; 2-3, support leg mounting hole; 2-4, weight reduction groove; 3-1, support column; 3-2, support base; 3-3, fixing screw; 3-4, positioning pin; 3-5, nut; 3-2-1, positioning hole II; 3-2-2, fixing hole; 3-2-3, support column hole. DETAILED DESCRIPTION

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the utility model is described in detail below in combination with the drawings or specific implementation cases. It should be noted that some (but not all) of the disclosed examples are shown in the drawings. In fact, many different examples can be described and these examples should not be understood as being limited to the examples set forth herein. On the contrary, these examples are described so that the positive effects of the utility model are more embodied, and the details not described herein are regarded as known technology or conventional technology means in the art.

[0020] Referring to the drawings Figure 1 , in specific implementation, the designed aircraft accessory case transfer vehicle is composed of a lifting scissor lift 1, a bottom plate 2 and a support leg 3; the bottom plate 2 is arranged on the table top of the lifting scissor lift 1, and the support leg 3 is arranged on the bottom plate 2, and the upper end of the support leg 3 is connected and fixed with the aircraft accessory case.

[0021] Referring to the drawings Figure 2 , the lifting scissor lift 1 comprises a top plate 1-1, a hydraulic scissor mechanism 1-2, a universal wheel 1-3 and a handle 1-4, and the lifting scissor lift can be selected as a finished product meeting the load requirements of the aircraft accessory case, and the top plate of the finished product is provided with a mounting hole for mounting the bottom plate, and the bottom plate is fixed to the top plate of the lifting scissor lift through matched bolts and screws.

[0022] Referring to the drawings Figure 3 , the bottom plate 2 comprises a bottom plate mounting hole 2-1, a positioning hole I 2-2, a support leg mounting hole 2-3 and a weight reduction groove 2-4; the position of the bottom plate mounting hole is matched with the mounting hole on the top plate, and is used for fixing the bottom plate and the top plate; the three positioning holes 2-2 are respectively matched with the three positioning pins 3-4 on the support legs 3, and are used for positioning the support legs on the bottom plate; the support leg mounting hole is used for mounting the support leg; and the weight reduction groove 2-4 is located at the bottom of the bottom plate and is positioned at the two sides of the middle support leg mounting position.

[0023] Referring to the drawings Figure 4 , the support leg 3 comprises a support column, a support base, a fixing screw, a positioning pin and a nut; the two ends of the support column are threaded, the surface of the middle cylindrical segment is knurled, the two sides are flat, the support column can be conveniently held during use, and the support column can be conveniently screwed into the product to apply torque; and the positioning pin and the fixing screw are used for fixing the support base to the bottom plate.

[0024] Referring to the drawings Figure 5 The support as a whole has a U-shaped structure, a support hole 3-2-3 is formed in the upper portion for fixing the supporting leg, and positioning holes II 3-2-1 and 3-2-2 are respectively formed in the two side edges for positioning and fixing the support.

[0025] The above specific embodiments or cases are only used to explain the technical solutions of the present application, and are not intended to limit the present application, and the parts not described in detail are regarded as conventional technical means or common knowledge in the art; It can be understood by those skilled in the art that: based on the design idea of the present application, the technical solutions recorded in the foregoing embodiments can be modified or some or all of the technical features can be replaced, and these modified, equivalent replaced, and adapted improved technical solutions do not deviate from the technical essence of the present application, and should be covered within the protection scope of the present application.

Claims

1. A transfer vehicle for a flight attachment casing, characterized in that, It consists of a lifting scissor lift (1), a base plate (2), and outriggers (3); the base plate (2) is set on the platform of the lifting scissor lift (1), and the outriggers (3) are arranged on the base plate (2), with the upper end of the outriggers (3) connected and fixed to the aircraft accessory housing; The base plate (2) includes a base plate mounting hole (2-1), a positioning hole (2-2), and a support leg mounting hole (2-3). The base plate mounting hole (2-1) is positioned to cooperate with the mounting hole on the top plate (1-1) for fixing the base plate to the top plate. The three pairs of positioning holes (2-2) cooperate with the positioning pins (3-4) on the three support legs (3) for positioning the support legs on the base plate. The support leg mounting hole is used to install the support legs.

2. The aircraft attachment casing transfer vehicle as described in claim 1, characterized in that, The lifting scissor lift (1) includes a top plate (1-1) and a hydraulic scissor mechanism (1-2). The top plate (1-1) is provided with mounting holes for mounting the base plate (2). The base plate (2) is fixed to the top plate (1-1) of the lifting scissor lift by matching bolts and screws. The top plate (1-1) is mounted on the base of the lifting scissor lift (1) below the hydraulic scissor mechanism (1-2).

3. The aircraft attachment casing transfer vehicle as described in claim 2, characterized in that, The lifting scissor lift (1) includes casters (1-3) and handles (1-4). The casters (1-3) are located below the base, and the handles (1-4) are located on the side of the base.

4. The aircraft attachment casing transfer vehicle as described in claim 1, characterized in that, The bottom of the base plate (2) also has a weight reduction groove (2-4).

5. The aircraft attachment casing transfer vehicle as described in claim 1, characterized in that, The support leg (3) includes a support column, a support base, a fixing screw, a locating pin, and a nut; the two ends of the support column are threaded, the surface of the middle cylindrical section is knurled, and the two sides are flat; the locating pin, the fixing screw, and the nut are used to fix the support base to the bottom plate.

6. The aircraft attachment casing transfer vehicle as described in claim 5, characterized in that, The height of the middle section of the support column needs to be designed according to the height of the threaded hole on the product. After the three supports are screwed into the threaded hole at the bottom of the product, the other end face of the middle section of the support column should be kept on the same plane.

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