CN218285307U

CN218285307U - Installation fastening device of cabin-penetrating socket

Info

Publication number: CN218285307U
Application number: CN202220680494.2U
Authority: CN
Inventors: 马国祥; 王小利; 李朦; 冯寿学; 杨强
Original assignee: Shaanxi Aircraft Industry Co Ltd
Current assignee: Shaanxi Aircraft Industry Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2023-01-13
Anticipated expiration: 2032-03-25

Abstract

The utility model provides an installation fastener of cross cabin socket, the device includes: the ratchet wrench is used for fixing the socket on the floor; the handle sleeve assembly is used for screwing the flange plate under the floor; wherein the flange is tightened by rotating the handle sleeve assembly while the socket is secured by the ratchet wrench; the utility model discloses fundamentally has guaranteed the accuracy of cross cabin socket installation, has improved technological equipment performance and product quality, has reduced the operation degree of difficulty, has practiced thrift manpower, material resources and financial resources simultaneously, has shortened production cycle.

Description

Installation fastening device of cabin-penetrating socket

Technical Field

The application relates to the technical field of aircraft assembly, in particular to a mounting and fastening device of a cabin penetrating socket.

Background

The aircraft equipment cabin can be installed in the aircraft or hung outside the aircraft, but no matter outside or inside, the space is extremely narrow and inconvenient to operate. For a long time, for the installation of the cabin-through socket, firstly, a plug above a floor needs to be fixed by a wrench, then one hand passes through a notch and is used for screwing the socket below the floor by the wrench, the socket is easy to slip in the screwing process, and in addition, the seven groups of cabin sockets in the equipment cabin are compact in distribution and easy to damage the sockets and the floor in the installation process, so that the quality problem is caused.

However, because the socket is installed from the upper part of the floor, the acting surface is tightly attached to the floor and is limited by the structure, the strength, the construction space and the self-assembly characteristics of a finished product, an operator can only operate by one person, and the operator can only see the position of the socket in advance when operating from the upper part of the floor to the lower part of the floor, and the socket is installed artificially and fuzzily, so that the quality defect is caused to the aircraft production.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem, provided an installation fastener of cross cabin socket, the device includes:

the ratchet wrench is used for fixing the socket on the floor;

the handle sleeve assembly is used for screwing the flange plate under the floor;

wherein the flange is tightened by rotating the handle sleeve assembly while the ratchet wrench fixes the socket.

Preferably, the ratchet wrench is of a semi-water ladle structure.

Preferably, the ratchet wrench comprises:

the first handle is arranged at the edge of the first sleeve;

the inner surface of the first sleeve is provided with an arc surface and a square plane at intervals, and the square plane is symmetrically arranged and used for being sleeved on the socket.

Preferably, the first sleeve is a half-split sleeve.

Preferably, the handle sleeve assembly comprises:

the second handle is arranged on the extension rod of the second sleeve;

and the second sleeve is used for being sleeved on the flange plate, and the inner surface of the clamping groove of the second sleeve is matched with the appearance of the flange plate.

Preferably, the second sleeve is a closed sleeve, and the inner surface of the clamping groove is a hexagonal hole.

Preferably, the extension rod is connected with the action end face of the clamping groove through an inverted cone.

Preferably, the second handle passes through a through hole on the extension rod, and two ends of the second handle are upset.

The application has the following technical effects:

the utility model provides an installation is accurate, easy operation, easy dismounting, and direct action is equipped the cabin and is worn the installation fastener of cabin socket, and fundamentally has guaranteed the accuracy of equipping the cabin and wearing cabin socket installation, has improved technological equipment performance and product quality, has reduced the operation degree of difficulty, has practiced thrift manpower, material resources and financial resources simultaneously, has shortened production cycle.

Drawings

Fig. 1 is a usage state diagram of a fastening device provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of a ratchet wrench according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a handle sleeve assembly provided in an embodiment of the present invention;

fig. 4 is a schematic structural view of a second sleeve according to an embodiment of the present invention.

Wherein: the handle comprises a ratchet wrench 1, a handle sleeve assembly 2, a first handle 3, a first sleeve 4, a second handle 5, a second sleeve 6, a clamping groove 7, an extension rod 8 and an inverted cone 9.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings 1-4 and the detailed description:

in order to solve the technical problem, the utility model discloses a realize through following technical scheme: a mounting and fastening device of a cabin penetrating socket is a mounting device matched with the performance of an airplane, and the mounting device adopts a sleeve screwing and ratchet wheel stabilizing mode to ensure the mounting matching precision of the cabin penetrating socket and does not interfere with other 6 groups of sockets. In the installation process, the sleeve rotates flexibly, the ratchet wheel is convenient to find the stable surface, and the plug cannot be driven to rotate in the screwing installation process, so that the installation precision is improved. By adopting the form, in the installation process, an operator can connect the socket above the stable floor by using the ratchet structure with one hand and connect the flange plate with the safety space below the floor by using the sleeve structure with the other hand to screw down.

The utility model provides an installation fastener of cross cabin socket, as shown in fig. 1, including ratchet wrench 1, handle sleeve subassembly 2, wherein handle sleeve subassembly 2 includes second handle 5 and second sleeve 6.

In the embodiment of the application, the ratchet wrench 1 is of a semi-water ladle-like structure, as shown in fig. 2, the opening of the first sleeve 4 directly acts on the symmetric plane of the socket above the floor, the shape is formed by cutting a semi-circle plane and a square plane, the opening is of a U-like shape, and the thickness of the opening is larger than the height of the socket above the floor; the first handle 3 is flat and is arranged at the center of the upper end of the outer surface of the opening of the first sleeve 4, the lower part of the first handle is hollowed out, interference with other cabin penetrating sockets in the operation process is avoided, and the length of the first handle 3 is set according to a space structure, so that an operator can conveniently operate the first handle;

as shown in figure 3, the handle sleeve component 2 directly acts on a flange plate with a safety hole below the floor, the second handle 5 penetrates through a round hole of the handle part of the extension rod 8 on the second sleeve 6, the two ends of the second handle are upset to prevent falling off, and when the socket is fixedly screwed, the second handle 5 is rotated.

The second sleeve 6 is similar to a chimney, as shown in fig. 4, one end of the second sleeve 6 is provided with a clamping groove 7, the appearance of the clamping groove 7 acting on the flange is a cylindrical surface, the inner structure is an inner hexagonal hole completely consistent with the size of the flange with a safety hole, the bottom of the hole is provided with a circle of tool withdrawal grooves, and the height dimension is larger than the height of the flange; the extension rod 8 is arranged on the central axis at the other end of the second sleeve 6, and the tail section of the handle part of the extension rod 8 is provided with a round hole for connecting the second handle 5; the clamping groove 7 and the extension rod 8 are connected through the inverted cone 9, and the strength of the second sleeve 6 is guaranteed.

The second handle 5 is used for rotating the second sleeve 6 to ensure the installation and fastening of the socket; the length of the extension rod 8 is set according to the size of the space structure, so that the operation personnel can conveniently operate.

Ratchet spanner 1 stretches into the socket of connecting the floor top through the opening, and handle sleeve subassembly 2 is through the ring flange of hexagonal hole chucking floor below area insurance hole, installs the fastening to wearing the cabin socket.

The utility model discloses a concrete operation process as follows:

(1) manufacturing all parts in the utility model;

(2) the socket is installed from the upper part of the floor, and a ratchet wrench 1 is required to clamp two symmetrical planes of the socket on the floor during installation, so that the flange plate with the safety hole cannot drive the plug to rotate in the screwing process; the flange plate with a safety hole below the floor is clamped by the handle sleeve component 2, and the sleeve is vertically rotated clockwise to drive the flange plate to rotate, so that the mounting purpose is achieved;

(3) after the installation is finished, whether the device is screwed is checked, and after the device is qualified, the device is quickly disassembled.

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

(1) the method for 'approximate estimation' of the past installation of the cabin-crossing socket is changed, the mode of sleeve screwing and ratchet wheel stabilization is adopted, a certain adjustment amount is provided for accumulated errors of airplane assembly, other objective influence factors are avoided, the plug cannot be driven to rotate in the screwing process, and the installation accuracy is guaranteed.

(2) The ratchet wrench 1 adopts an open form, is convenient to disassemble and assemble, and avoids the slipping risk caused by human factors in the installation process by utilizing a plane positioning form, so that products are prevented from being damaged, and the product quality is ensured;

(3) the handle sleeve assembly 2 is connected and positioned by adopting a hexagonal hole shaft, is vertically screwed, has high accuracy, is convenient to disassemble, cannot generate clamping stagnation in the rotating process, and ensures the connecting quality;

(4) by adopting the lever principle, the ratchet wrench 1 and the handle sleeve component 2 are provided with the second handle 5, so that the problem of limited operation space is solved, the single-person operation is convenient, and the time and the labor are saved.

To sum up, the utility model provides an installation is accurate, easy operation, easy dismounting, and direct action is equipped the cabin and is worn the installation fastener of cabin socket, and fundamentally has guaranteed to equip the cabin and has worn the accuracy of cabin socket installation, has improved technology and has equipped performance and product quality, has reduced the operation degree of difficulty, has practiced thrift manpower, material resources and financial resources simultaneously, has shortened production cycle.

Claims

1. A cross-hatch socket installation fastening device, the device comprising:

the ratchet wrench (1) is used for fixing a socket on a floor;

the handle sleeve assembly (2) is used for screwing the flange plate under the floor;

wherein the flange is tightened by turning the handle sleeve assembly (2) when the ratchet wrench (1) secures the socket.

2. Device according to claim 1, characterized in that the ratchet wrench (1) is of semi-water ladle construction.

3. Device according to claim 2, characterized in that the ratchet wrench (1) comprises:

the first handle (3) is arranged at the edge of the first sleeve (4);

the socket comprises a first sleeve (4), wherein the inner surface of the first sleeve (4) is provided with an arc surface and a square plane at intervals, and the square plane is symmetrically arranged and is used for being sleeved on the socket.

4. A device according to claim 3, characterized in that the first sleeve (4) is a half-split sleeve.

5. The device according to claim 1, characterized in that the handle sleeve assembly (2) comprises:

a second handle (5) arranged on the extension rod (8) of the second sleeve (6);

and the second sleeve (6) is sleeved on the flange plate, and the inner surface of the clamping groove (7) of the second sleeve (6) is matched with the appearance of the flange plate.

6. The device according to claim 5, characterized in that the second sleeve (6) is a closed sleeve and the inner surface of the slot (7) is a hexagonal hole.

7. The device according to claim 6, characterized in that the extension rod (8) is connected with the active end face of the slot (7) by means of an inverted cone (9).

8. The device according to claim 5, characterized in that the second handle (5) passes through a through hole in the extension rod (8), the two ends of the second handle (5) being upset.