Flexible supporting and shifting device for aircraft radome

Abstract

The utility model provides an aircraft radome flexible supporting and shifting device which comprises a vehicle body framework, universal wheels are installed at the four corners of the bottom of the vehicle body framework, and one side of the head of the vehicle body framework is connected with a traction device. Hinge seats are installed at the four corners of the top of the vehicle body framework respectively, side wing supporting stand column structures capable of being overturned and folded are hinged to the hinge seats through first quick-release stop pins and second quick-release stop pins, and a net bag is installed between the side wing supporting stand column structures. And a plurality of groups of adjustable wood support structures which are symmetrically arranged are mounted at the top of the vehicle body framework. According to the device, a supporting structure in which the soft canvas net bag is matched with the adjustable wood support is adopted, the contact supporting area can be increased, and deformation of the radome in the storage and transportation process is effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of aviation support equipment manufacturing, in particular to a flexible support shifting device for aircraft radar cover. BACKGROUND

[0002] The lateral radar cover of a certain type of aircraft is a large-size special-shaped structure with multiple curved surfaces, and has a large outer dimension and a smooth surface. The traditional storage and shifting tool is usually provided with two wooden supports as supports for fixing the radar cover. However, due to the small contact area, the radar cover is prone to deformation during storage and transportation, and is prone to collision, which has great safety hazards. In addition, the tool has a large outer dimension, and needs to occupy a large space. SUMMARY

[0003] The utility model aims at providing a flexible support shifting device for aircraft radar cover, which adopts a supporting structure of soft canvas bag and adjustable wooden support, can increase the contact support area, and effectively prevents the deformation of the radar cover during storage and transportation.

[0004] In order to realize the above technical features, the utility model is realized as follows: a flexible support shifting device for aircraft radar cover, comprising a vehicle body framework, universal wheels are installed at the bottom of the vehicle body framework, a traction device is connected to one side of the head of the vehicle body framework; hinged seats are installed at the top of the vehicle body framework, a side wing support column structure capable of being turned over and folded is hinged to the hinged seats through first and second quick-release stop pins, and a bag is installed between the side wing support column structures; a plurality of adjustable wooden support structures are symmetrically arranged on the top of the vehicle body framework.

[0005] The traction device comprises a traction lug seat fixed to the end face of the head of the vehicle body framework, a traction rod is hinged to the traction lug seat, and extension springs are symmetrically connected to the traction lug seat on the outer walls of the traction rod.

[0006] A sponge rubber plate is arranged at the middle part of the traction lug seat.

[0007] The side wing support column structure comprises a column, a tensioner and a bag fixing seat are installed on the outer side wall of the column; and an anti-collision rubber pipe is installed on the inner side wall of the column.

[0008] The bag is a soft canvas bag.

[0009] The adjustable wooden support structure comprises a wooden support framework, a plurality of U-shaped seats are fixed to the bottom end of the wooden support framework, a rolling sleeve is installed at the bottom end of the U-shaped seat, the rolling sleeve is in rolling cooperation with the vehicle body framework, a wooden support is fixed to the top of the wooden support framework, a sponge rubber pad is arranged at the top of the wooden support, and a locking mechanism is arranged between the wooden support framework and the vehicle body framework.

[0010] The locking mechanism comprises a screw rod ear seat mounted on the side wall of the wooden support framework, a screw rod mounted on the screw rod ear seat through threaded transmission, and a top end of the screw rod is in abutting engagement with a top end of the vehicle body framework through a top pressing pad.

[0011] The utility model has the advantages of the following:

[0012] 1. The utility model provides a flexible support displacement device for aircraft radar cover, adopts the supporting structure of soft canvas bag and adjustable wooden support cooperation, can increase the contact support area, effectively prevents the deformation of radar cover in the storage and transportation process.

[0013] 2. The utility model discloses four corner side wing support column structures of vehicle body framework are used for the fixation of soft canvas bag, and each single column is provided with a tensioner to adjust the tightness of soft canvas bag to realize the size adjustment of its arc radius, which facilitates to improve the adhesion of the bag arc surface and the radar cover arc surface to increase the contact area.

[0014] 3. The utility model discloses four side wing support column structures can be turned inwards and folded in the non-use state, and the occupied space is reduced.

[0015] 4. The utility model discloses that the traction rod is provided with a tension spring, and under the action of elastic force, the traction rod can be conveniently and quickly reset to the vertical state in the non-use state to reduce the occupied space.

[0016] 5. The utility model discloses that the traction rod reset limiting block is arranged on the vehicle body framework, and the sponge rubber plate is pasted to effectively reduce the shock when the traction rod resets.

[0017] 6. The utility model has the advantages of large supporting contact area, effectively preventing deformation, safety and reliability, effectively reducing the occupied space, high work efficiency, simple operation, convenient use and the like. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be further described in connection with the drawings and examples.

[0019] Figure 1 It is the first perspective three-dimensional drawing of the utility model.

[0020] Figure 2 It is the second perspective three-dimensional drawing of the utility model.

[0021] Figure 3 It is the third perspective three-dimensional drawing of the utility model.

[0022] Figure 4 It is the first perspective three-dimensional drawing of the utility model after placing the radar cover.

[0023] Figure 5 It is the second perspective three-dimensional drawing of the utility model after placing the radar cover.

[0024] Figure 6 The first perspective three-dimensional view in the folded state of the utility model.

[0025] Figure 7 The second perspective three-dimensional view in the folded state of the utility model.

[0026] In the figure: vehicle body framework 1, universal wheel 2, traction rod 3, traction lug 4, sponge rubber plate 5, tension spring 6, hinged seat 7, first quick-release stop pin 8, second quick-release stop pin 9, stand 10, tensioner 11, net bag fixing seat 12, net bag 13, side wing support stand structure 14, adjustable wooden support structure 15, rolling sleeve 16, screw lug 17, screw rod 18, U-shaped seat 19, wooden support framework 20, wooden support 21, sponge rubber pad 22, anti-collision rubber tube 23, radar cover 24. DETAILED DESCRIPTION

[0027] The embodiment of the utility model will be further explained in combination with the drawings.

[0028] Referring to Figures 1-7 A kind of aircraft radar cover flexible support displacement device, including vehicle body framework 1, universal wheel 2 is installed in the bottom four corners of vehicle body framework 1, traction device is connected to the head side of vehicle body framework 1;Hinged seat 7 is respectively installed in the top four corner parts of vehicle body framework 1, side wing support stand structure 14 that can be turned over and folded is hinged on hinged seat 7 by first quick-release stop pin 8 and second quick-release stop pin 9, net bag 13 is installed between side wing support stand structure 14;Multiple adjustable wooden support structures 15 that are symmetrically arranged are installed on the top of vehicle body framework 1.This device uses soft canvas net bag and adjustable wooden support structure 15 matched supporting structure, can increase contact support area, effectively prevent the deformation of radar cover in storage and transportation process.Specific use process, by unfolding side wing support stand structure 14, then install net bag 13, and according to the shape size of radar cover adjust the support position of adjustable wooden support structure 15, then support radar cover 24 on the top of net bag 13 and adjustable wooden support structure 15, finally, the whole device is moved by traction device.

[0029] Further, the traction device includes traction lug 4 fixed on the head end surface of vehicle body framework 1, traction rod 3 is hinged on traction lug 4, and tension spring 6 is symmetrically connected to the two outer walls of traction rod 3 and traction lug 4.Through the above-mentioned traction device, the whole device can be conveniently pulled and moved in subsequent process.In specific working process, by connecting traction rod 3 with traction vehicle, then, traction rod 3 is dragged by traction vehicle, and then the whole vehicle body framework 1 is moved by traction rod 3.

[0030] Further, the middle part of the traction lug seat 4 is provided with a sponge rubber plate 5.

[0031] Further, the side wing support column structure 14 includes a column 10, a tensioner 11 and a net bag fixing seat 12 are installed on the outer side wall of the column 10, and a collision-proof rubber pipe 23 is installed on the inner side wall of the column 10. Through the above-mentioned side wing support column structure 14, the net bag is convenient to be unfolded and fixed subsequently, and the tensioning adjustment of the net bag is realized by means of the tensioner 11, so that the size adjustment of the radius of curvature is realized, and the fitting degree of the net bag arc surface and the radar cover arc surface is improved to increase the contact area.

[0032] Further, the net bag 13 adopts a soft canvas net bag. By adopting the soft canvas net bag, the damage to the radar cover is effectively prevented while the structural strength is ensured.

[0033] Further, the adjustable wooden support structure 15 includes a wooden support framework 20, a plurality of U-shaped seats 19 are fixed at the bottom end of the wooden support framework 20, a rolling sleeve 16 is installed at the bottom end of the U-shaped seat 19, the rolling sleeve 16 and the vehicle body framework 1 form rolling cooperation, a wooden support 21 is fixed at the top of the wooden support framework 20, a sponge rubber pad 22 is arranged at the top of the wooden support 21, and a locking mechanism is arranged between the wooden support framework 20 and the vehicle body framework 1. Through the above-mentioned adjustable wooden support structure 15, the support position thereof is convenient to be adjusted, so that different radar covers of different external dimensions are adapted, and the perfect fitting of the wooden support arc surface and the radar cover arc surface is facilitated.

[0034] Further, the locking mechanism includes a screw lug seat 17 installed on the side wall of the wooden support framework 20, a lead screw 18 is installed on the screw lug seat 17 through threaded transmission, and the bottom end of the lead screw 18 is in abutting cooperation with the top end of the vehicle body framework 1 through a jacking pad. Through the above-mentioned locking mechanism, the position locking of the adjustable wooden support structure 15 is facilitated, and after adjustment, the lead screw 18 is rotated to be fixed and locked.

[0035] The working process and principle of the utility model are as follows:

[0036] First, the whole device is moved to the position of the radar cover disassembly, then, through the operation of the first quick release stop pin 8 and the second quick release stop pin 9, the side wing support column structure 14 is unfolded, then the net bag 13 is installed on the side wing support column structure 14, and the support position of the adjustable wooden support structure 15 is adjusted according to the outer shape size of the radar cover, after adjustment, the screw rod 18 is rotated for fixation and locking, then the radar cover 24 is supported on the top of the net bag 13 and the adjustable wooden support structure 15, and the tension of the soft canvas net bag is adjusted by the tensioner to realize the size adjustment of the radius of curvature, so as to improve the fitting degree of the net bag curved surface and the radar cover curved surface to increase the contact area, finally, the whole device is moved by the traction device connected by the tractor.

Claims

1. An aircraft radome flexible support shifter, comprising: The utility model provides a kind of foldable trailer, including car body framework (1), the bottom four corners of car body framework (1) are equipped with universal wheel (2), and the head side of car body framework (1) is connected with traction device;The top four corner parts of car body framework (1) are respectively equipped with hinged seat (7), and the hinged seat (7) is hinged with the side wing support column structure (14) of overturning and folding by first quick-release stop pin (8) and second quick-release stop pin (9), and the side wing support column structure (14) between is equipped with net (13);The top of car body framework (1) is equipped with multiple adjustable wood support structures (15) arranged symmetrically.

2. A flexible support displacement device for an aircraft radome according to claim 1, wherein: The traction device includes a traction lug (4) fixed to the head end surface of the car body framework (1), a traction rod (3) hinged to the traction lug (4), and a tension spring (6) symmetrically connected to the traction lug (4) on both outer walls of the traction rod (3).

3. A flexible support displacement device for an aircraft radome according to claim 2, wherein: The traction lug (4) has a sponge rubber plate (5) arranged in the middle part.

4. The flexible support displacement device for an aircraft radome of claim 1, wherein: The side wing support column structure (14) includes a column (10), a tensioner (11) and a net fixing seat (12) mounted on the outer side wall of the column (10), and a collision-proof rubber pipe (23) mounted on the inner side wall of the column (10).

5. The flexible support displacement device for an aircraft radome of claim 1, wherein: The net (13) is a soft canvas net.

6. A flexible support displacement device for an aircraft radome according to claim 1, wherein: The adjustable wood support structure (15) includes a wood support framework (20), a plurality of U-shaped seats (19) fixed to the bottom end of the wood support framework (20), a rolling sleeve (16) mounted to the bottom end of the U-shaped seat (19), the rolling sleeve (16) and the car body framework (1) form a rolling fit, a wood support (21) fixed to the top of the wood support framework (20), a sponge rubber pad (22) arranged on the top of the wood support (21), and a locking mechanism arranged between the wood support framework (20) and the car body framework (1).

7. A flexible support displacement device for an aircraft radome according to claim 6, wherein: The locking mechanism includes a screw lug (17) mounted on the side wall of the wood support framework (20), a lead screw (18) threadedly driven on the screw lug (17), and the bottom end of the lead screw (18) is in abutting fit with the top end of the car body framework (1) through a pressing pad.

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