RU2239584C2 - Device for two-tier loading, fixation and transportation of cars under their own power and small loads in heavy transport aircraft - Google Patents

Abstract

FIELD: aeronautical engineering.

SUBSTANCE: proposed device includes cargo platform 1 with loading site 10 of lower tier and supports 2 for frame consisting of separate sections with loading site 11 of upper tier, with three rows of tracks for cars; device is also provided with units for securing the cars on upper and lower tiers and front and rear ladders. Supports 2 are arranged in two parallel rows along cargo cabin of flying vehicle. Sections of frame consisting of load-bearing members are provided with holes for securing the cars by means of chains.

EFFECT: extended functional capabilities.

9 cl, 17 dwg

Description

The invention relates to aircraft and can be used in aircraft with two-tier loading on its own, fixing and transporting cars and cargo of small specific gravity in aircraft such as heavy transport aircraft An-124-100, An-225, as well as in aircraft Il- 76 and other aircraft. In addition, the invention can be used in shipbuilding, car building and other fields of technology when loading and transporting goods using a loading platform of the upper tier.

A prior art device is known for fixing cars on a railway carriage, comprising a frame having two loading platforms of lower and upper tiers with rows of tracks located on them (SV N 458815, B 60 P 3/06 1973 Authors: I.S. Ermishkin, V.T. Prudnikov et al., Applicant, VNIIV and Kalinin Carriage Building Plant).

The disadvantage of the known analogue can be attributed to the fact that the design of the device is non-separable and has small dimensions of the lower and upper tiers of the frame, which do not allow placing cars in several rows and transporting cars with a wider gauge.

Closest to the invention in terms of a combination of common essential features, the invention may be adopted as a “Device for two-tier loading on its own, fixing and transporting vehicles primarily in aircraft such as the An-124-100 heavy transport aircraft,” containing a frame with metal flooring on it, having at least a loading platform of the upper tier with three rows of tracks for placing cars located on it, and forming a loading platform of the lower tier on the floor the cargo cabin of the aircraft, devices for fixing cars on the lower and upper tiers, while the device is equipped with front and rear ladders made with floorings, and the said frame consists of separate sections connected by mooring chains fixed to mooring units mounted on the floor of the cargo compartment aircraft (RU N2104241, B 65 G 67/00, B 60 P 3/08, 7/08, B 64 D 9/00 according to the application N96100195 / 28 of 04/01/96, authors Tolmachev V.I. Petrishchev V.V. etc., the applicant Closed Joint-Stock Company “Volga-Dnepr Airlines”, published on 02.10.98 in Bulletin N4).

The disadvantage of the technical solution adopted for the prototype can be attributed to the fact that the device is non-separable, and its individual sections are bulky. Taken as a prototype, the device does not allow transportation of vehicles of increased mass and dimensions of the type "Jeep", contains obstacles on the lower loading platforms in the form of structural elements of the device, made on the floor of the cargo compartment of the aircraft.

The technical result of the claimed invention is the elimination of the above disadvantages.

The technical result of the claimed invention is achieved in that, in comparison with the device adopted for the two-tier loading on its own, fixing and transporting vehicles mainly in aircraft such as the An-124-100 heavy transport aircraft, containing a frame with a metal deck on it, having at least least a loading platform of the upper tier with three rows of tracks for cars located on it, and forming a loading platform of the lower tier on the floor of the cargo compartment the apparatus, devices for fixing cars on the lower and upper tiers, while the device is equipped with front and rear ladders made with flooring, and the said frame consists of separate sections connected by mooring chains fixed to mooring units mounted on the floor of the cargo compartment of the aircraft , claimed invention “Device for two-tier loading on its own, fixing and transporting cars and cargo of small specific gravity mainly in aircraft t The An-124-100 heavy transport aircraft is equipped with a cargo platform and supports for ramps made of trapezoidal shaped structure with the possibility of height adjustment, while the cargo platform contains a rectangular truss structure with vertical supports installed in two parallel rows along the cargo compartment of the aircraft apparatus and fixed to the floor by means of brackets and plates at a distance of not less than 2100 mm between the rows of supports, and the aforementioned frame with metal flooring, made isontal, and the said sections of the frame are rectangular in shape and are located horizontally at a height of at least 2150 mm from the loading platform of the lower tier, and each of the supports consists of three vertical power elements, mainly metal columns, of upper and lower longitudinal power elements connecting respectively the vertices and the bases of the vertical force elements, and of the reinforcing struts connecting the bases of the vertical force elements with the lower plane of the upper longitudinal force elements, and the said rectangular-shaped sections of the horizontal frame consist of transverse and longitudinal power elements and intermediate longitudinal elements that reinforce the flooring, mating at their ends with transverse power elements, and are mounted on the vertical power elements of the supports and form a cross section of the U-shaped cargo platform with lateral consoles hanging from both sides of it and having equal dimensions with the size of the middle part, and the longitudinal force elements of the rectangular shape of sections of horizontal p We fixed the top of the upper longitudinal supports of the power components, and on the lateral sides of the longitudinal power elements of the horizontal rectangular frame sections made mooring openings through which the said sections are secured to said mooring chains mooring assemblies, mounted on the floor of the cargo compartment of the aircraft.

In addition, the technical result is the possibility of using an aircraft such as the An-124-100 heavy transport aircraft for other purposes, for example, for transporting a limited number of vehicles with the simultaneous transportation of, for example, single-cargo or large cargo, is achieved by the fact that the cargo platform is made collapsible and consists of separate, unconnected parts installed with a gap along the cargo compartment of the aircraft, each of which includes two parallel mounted rectangular shaped truss and two vertical supports rectangular horizontal frame section with metal decking, arranged transversely on the upper longitudinal supports and bearing elements bonded with them, and the vertical power components.

The presence of this characteristic allows, taking into account the number of vehicles transported, to collect for transportation a certain number of parts of the cargo platform, using the remaining usable area of the cargo compartment for transporting other cargoes by plane.

In addition, the technical result is an increase in the adhesion of the wheels to the deck when the car moves along the loading platforms of the second tier by the fact that holes on the metal floor of the cargo platform frame are made with flanges to the top, staggered over the entire area of the metal deck.

In addition, the technical result - ensuring safety when loading cars on their own on the side loading platforms of the upper tier of the cargo platform is achieved by the fact that the cargo platform is equipped with vertical barriers of a tubular design of rectangular shape, made in the form of sections located above the sides of the metal flooring at the same distance from each other from a friend along the loading platform of the upper tier of the cargo platform.

In addition, the technical result - ensuring safety when loading cars on their own on the floor of the stairs is achieved by the fact that the ladders of the device are equipped with vertical barriers of a tubular structure of a rectangular shape, made in the form of sections located above the sides of the floor of the stairs.

In addition, the technical result is an increase in the adhesion of the wheels of cars to the flooring of the gangways during their movement along them is achieved by the fact that the flooring of the gangways is made in the form of U-shaped profiles in side view, located at the top at the same distance from each other and mounted on the longitudinal beams of the flooring.

In addition, the technical result - the possibility of a smooth entry of cars from the ramps to the loading platforms of the upper tier of the cargo platform is achieved by the fact that the metal deck areas of the front and rear parts of the cargo platform are made with an inclination towards the ramps.

In addition, the technical result - the possibility of the transition of crew members from loading platforms of the lower tier to the loading pads of the upper tier is achieved by the fact that the cargo platform is equipped with a metal ladder mounted between the first and second tiers of the loading pads.

In addition, the technical result - the possibility of simultaneously transporting 50 “Zhiguli” type cars or 40 “Jeep” type cars on a cargo platform, is achieved by the fact that the metal flooring of the cargo platform is made predominantly 36500 mm long and 6000 mm wide.

The inventive device for a two-tier loading allows cars to load onto the loading platforms of the lower and upper tiers of the device installed in the cargo compartment of an aircraft, mainly of the An-124-100 type of heavy transport aircraft, spending no more than 2 hours on loading.

The invention is illustrated by drawings.

Figure 1 is a General view of the device for two-tier loading, fixing and transporting cars and cargo of small specific gravity mainly in aircraft such as the heavy transport aircraft An-124-100, side view.

Figure 2 is a transverse section of the cargo compartment with the cargo platform (section aa in figure 1).

Figure 3 - device for two-tier loading, top view (view B in figure 1).

Figure 4 - part of the cargo platform with vertical supports, side view (remote element In figure 1).

Figure 5 - fastening of double vertical power elements - columns to sections of the cargo platform, side view (remote element D in figure 4).

6 - fastening of reinforcing struts to sections of the loading platform (remote element E in figure 4).

Fig.7 - connection to the floor of the mounting plates of single vertical power elements - columns, top view (section KK in figure 4).

Fig. 8 is a connection to the floor of the mounting plates of the double vertical power elements - columns, top view (section II in Fig. 4).

Figure 9 - fastening of single vertical power elements - columns of supports to sections of the cargo platform, side view (remote element W in figure 4).

Figure 10 - section of the loading platform, a top view (view G in figure 3).

11 - flooring sections of the cargo platform, side view (section MM in Fig. 10).

Fig - mooring hole and mooring unit on the section of the cargo platform, front view (remote element A in figure 2).

Fig - front ladder of the device for two-tier loading, side view (remote element P in figure 1).

Fig - support under the ladder, front view (section H-H in Fig.13).

Fig - mounting supports under the gangway with the flooring of the gangway, front view (remote element T in Fig.14).

Fig - mounting supports under the ladder with the flooring of the ladder at the junction of the sections of the flooring, side view (remote element P in Fig.13).

Fig.17 is a fragment of a section of the flooring of the ladder, side view (remote element C in Fig.13).

A device for two-tier loading on its own, fixing and transporting cars and cargo of low specific gravity mainly in aircraft such as the heavy transport aircraft An-124-100 is equipped with a cargo platform 1 (Figs. 1-3), which contains a rectangular truss structure with vertical supports 2 (Fig. 1, 2, 4, 5) installed in two parallel rows on the floor 3 (Fig. 1, 2, 4, 7, 8) along the cargo compartment 4 (Fig. 1, 2) of the aircraft 5 (Fig. 1) and fixed to the floor 3 (Fig.1-3) by means of brackets 6 (Fig.7, 8) and plates 7 (Fig.7, 8) at a distance of at least 2100 mm between the rows of supports 2 (Fig. 1, 2, 4, 5), and the frame 8 (Fig. 3, 5, 9, 10) with metal flooring 9 (Fig. 3, 5, 6, 9 -11) on it, made horizontal, having a loading platform of the upper tier 10 (Fig.1-3), with three rows of tracks located on it for placing cars. Cargo platform 1 (Fig.1-3) forms a loading platform of the lower tier 11 (Fig.1, 2) on the floor 3 (Fig.1, 2, 4, 7, 8) of the cargo compartment 4 (Fig.1, 2) of the aircraft apparatus 5 (figure 1). The device contains devices for fixing cars 12 (Fig. 10, 11) mounted on the loading platform of the lower tier 11 (Figs. 1, 2) and on the loading platform of the upper tier 10 (Figs. 1-3). The device is equipped with a front ladder 13 (Fig. 1, 3, 13) and a rear ladder 14 (Fig. 1, 3) made with floorings 15 (Fig. 3, 13-17) and supports 16 (Fig. 13, 14, 16 ) under the ladders 14, 15 (Figs. 1, 3, 13) made of a trapezoidal truss shape with the possibility of their regulation in height. Frame 8 (Figs. 3, 5, 9, 10) consists of separate sections 17 (Figs. 3, 4, 10, 13), made rectangular and arranged horizontally at a height of at least 2150 mm from the loading platform of the lower tier 10 (Fig. .1-3). Section 17 (Fig.3, 4, 10, 13) of the frame 8 (Fig.3, 5, 9, 10) are connected by mooring chains 18 (Fig.2, 12), fixed to the mooring nodes 19 (Fig.2), mounted on the floor 3 (Fig. 1, 2, 4, 7, 8) of the cargo compartment 4 (Fig. 1, 2) of the aircraft 5 (Fig. 1). Each of the rectangular shapes of the vertical supports 2 (FIGS. 1, 2, 4, 5) consists of three vertical power elements 20 (FIGS. 4, 5, 7-9), mainly metal columns, of the upper longitudinal force elements 21 (FIG. 4-6, 9) and lower longitudinal power elements 22 (Fig. 4, 7, 8), connecting respectively the tops and bases of the vertical power elements 20 (Figs. 4, 5, 7-9), and from the reinforcing struts 23 (Fig. .4, 6, 13) connecting the bases of the vertical power elements 20 (Figs. 4, 5, 7-9) with the lower plane of the upper longitudinal power elements 21 (Figs. 4-6, 9), and the aforementioned the rectangular shape of the section 17 (Fig.3, 4, 9, 13) of the horizontal frame 8 (Fig.3, 5, 9, 10) consists of transverse power elements 24 (Fig.10) and longitudinal power elements 25 (Fig.10, 12) and intermediate longitudinal elements 26 (figure 10, 11), reinforcing the floor, mated at its ends with transverse force elements 24 (figure 10), and mounted on vertical force elements 20 (figures 4, 5, 7-9) supports 2 (Figs. 1, 2, 4, 5) and form with them a cross section of the loading platform 1 (Figs. 1-3) of a U-shape with side consoles 27 (Fig. 2) hanging from both sides and having equal to measures with the size of the middle part, and the longitudinal power elements 25 (Fig. 10, 12) of rectangular shape of sections 17 (Figs. 3, 4, 9, 13) of the horizontal frame 8 (Figs. 3, 5, 9, 10) are fixed from above to the upper longitudinal power elements 21 (Figs. 4-6, 9) of the supports 2 (Figs. 1, 2, 4, 5), and on the sides of said longitudinal power elements 25 (Figs. 10, 12) of rectangular shape of the sections 17 (Figs. .3, 4, 9, 13) of the frame 8 (Figs. 3, 5, 9, 10), mooring holes 28 are made (Fig. 12), through which sections 17 (Figs. 3, 4, 9, 13) are fixed by the said mooring chains 18 (figure 2, 12) to the mentioned mooring nodes 19 (figure 2), mounted on the floor 3 (figure 1, 2, 4, 7, 8) of the cargo compartment 4 (figure 1, 2) of the aircraft 5 (figure 1). The cargo platform 1 (Figs. 1-3) consists of separate unconnected parts 29 (Figs. 1, 3) installed with a gap between them on the floor 3 (Figs. 1, 2, 4, 7, 8) along the cargo cockpit 4 (FIGS. 1, 2) of the aircraft 5 (FIG. 1), each of which includes two parallel mounted rectangular truss vertical supports 2 (FIGS. 1, 2, 4, 5) and two rectangular-shaped sections 10 ( 1-3) of a horizontal frame 8 (Figs. 3, 5, 9, 10) with a metal flooring 9 (Figs. 3, 5, 6, 9-11), stacked laterally on the upper longitudinal force elements 21 (Fig. 4 -6, 9) supports 2 (figures 1, 2, 4, 5) and bonded with them and vertical power elements 20 (Fig.4, 5, 7-9) columns. On the metal flooring 9 (Figs. 3, 5, 6, 9-11) of the horizontal frame 8 (Figs. 3, 5, 9, 10) of the loading platform 1 (Figs. 1-3), openings 30 (Figs. 5, 6 are made) , 9-11) flanged to the top, staggered over the entire area of the flooring 9 (Figs. 3, 5, 6, 9-11).

The cargo platform 1 (Figs. 1-3) is equipped with vertical barriers 31 (Figs. 2, 4, 10) of a rectangular tubular structure made in the form of sections located above the sides of the metal flooring 9 (Figs. 3, 5, 6, 9 -11) at the same distance from each other along the loading platform of the upper tier 10 (Figs. 1-3) of the loading platform 1 (Figs. 1-3).

The front ladder 13 (Figs. 1, 3, 13) and the rear ladder 14 (Figs. 1, 3) of the device are equipped with vertical barriers 32 (Figs. 13, 14) of a rectangular tubular structure made in the form of sections located above the side sides of the flooring 15 (Figs. 3, 13-17) of the ladders 13, 14 (Figs. 1, 3, 13), and the flooring 15 (Figs. 3, 13-17) of the ladders 13, 14 (Figs. 1, 3, 13) is made in the form of U-shaped profiles in side view, located on top at the same distance from each other and mounted on the longitudinal beams of the flooring 15 (Fig.3, 13-17). The platforms of the metal flooring 9 (Figs. 3, 5, 6, 9-11) of the front and rear parts 29 (Figs. 1-3) of the loading platform 1 (Figs. 1-3) are made with an inclination towards the ramps 13, 14 (Figs. .1, 3, 13).

In addition, the loading platform 1 (Fig.1-3) is equipped with a metal ladder 33 (Fig.15, 17) mounted between the loading platform of the lower tier 11 (Fig.1, 2) and the loading platform of the upper tier 10 (Fig.1- 3). In addition, the metal flooring 9 (Figs. 3, 5, 6, 9-11) of the loading platform 1 is made predominantly 36500 mm long and 6000 mm wide.

The operation of the device for two-tier loading on its own, fixing and transporting cars and cargo of small specific gravity mainly in aircraft such as the An-124-100 heavy transport aircraft is as follows.

The cargo platform 1 is mounted in the cargo compartment 4 of the aircraft 5, forming a loading platform of the upper tier 10 with three rows of tracks located on it and a loading platform of the lower tier 11 on the floor 3 of the cargo compartment 4 of the aircraft 5.

On the open ramps 13, 14 of the front or rear cargo loaders of the aircraft 5, the cars, under their own power or with the help of winches, roll onto the loading platform of the lower tier 11, uniformly filling three parallel rows of tracks. After the loading platforms of the lower tier 11 are completely filled, the mooring chains 18 are installed, which are attached at one end to the longitudinal power elements 25 of the frame 8, and the second to the mooring units 19 of the floor 3 of the cargo compartment 4 of the aircraft 5. Then, loading onto the loading platforms of the upper tier 10, for which inclined ladders 13, 14 are mounted to their front or rear end, supporting the trapezoidal supports 16, adjustable in height and attached to the mooring units 19 of the front or rear weights. Cars on their own or with the help of winches are loaded onto the loading platform of the upper tier 10, located on it, depending on the dimensions, in three or two rows. After loading, the cars are fixed with devices 12 to the floor 3 of the cargo compartment 4 of the aircraft 5 and the longitudinal power elements 21 of the vertical supports 2 at the loading platform of the upper tier 10 and to the mooring units 19 at the loading platform of the upper tier 10. General cargoes are loaded onto the loading platforms of the lower tier 11 loaders, and on loading platforms of the upper tier are loaded with onboard loading cranes (BOD).

Unloading cars and general cargo is carried out in the reverse order. Moreover, if the loading of cars is done through the front load, then unloading, as a rule, is done through the rear load and vice versa.

The design of the device, which has an upper loading bay with a length of 36,500 mm and a width of 6,000 mm, allows you to load and transport 4 aircraft of the 5th type of heavy transport aircraft AN-124-100 in the specified volume of the cargo compartment of the aircraft up to 40 Jeep cars and up to 60 passenger cars of the Jeep type Lada ”at the same time, while the cars do not require additional labor-intensive preparation for transportation. The loading and mooring times for all vehicles do not exceed 2 hours.

Claims (9)

1. A device for two-tier loading on its own, fixing and transporting cars and cargo of low specific gravity, mainly in aircraft such as the heavy transport aircraft An-124-100, containing consisting of separate sections connected by mooring chains fixed to mooring units mounted on the floor of the cargo compartment of the aircraft, a frame with metal flooring on it, having at least a loading platform of the upper tier with three rows of tracks located on it for placement I cars and a loading platform of the lower tier on the floor of the cargo compartment of the aircraft, devices for fixing cars on the lower and upper tiers, front and rear ramps made with flooring, characterized in that it is equipped with a loading platform and supports for the ramps forming the loading platform of the lower tier made of trapezoidal shape of the shaped structure, with the possibility of height adjustment, while the cargo platform contains a rectangular shape truss vertical supports, installed in two parallel rows along the cargo compartment of the aircraft and fixed to the floor by means of brackets and plates at a distance of at least 2100 mm between the rows of supports, and the said sections of the frame with metal flooring, made horizontal, are rectangular in shape and are located horizontally at a height of at least 2150 mm from the loading platform of the lower tier, and each of the supports consists of three vertical power elements, mainly metal columns, from the upper and lower longitudinal power elements nt, connecting respectively the tops and bases of vertical power elements, and of reinforcing struts connecting the bases of vertical power elements with the lower plane of the upper longitudinal force elements, and the rectangular sections of the horizontal frame mentioned above consist of transverse and longitudinal force elements and intermediate longitudinal elements that reinforce the flooring coupled at their ends with transverse force elements and secured by transverse force elements on vertical force elements ntach supports, and the longitudinal force elements of the horizontal frame sections are fixed on the upper longitudinal power elements of the supports, and on the sides of the longitudinal power elements of the horizontal rectangular frame sections, mooring holes are made through which the sections are fixed by the mentioned mooring chains to said mooring units mounted on the floor of the cargo compartment aircraft. 2. The device according to claim 1, characterized in that the cargo platform is collapsible and consists of separate, unconnected parts installed with a gap between them along the cargo compartment of the aircraft, each of which includes two parallel vertical rectangular shaped structures supports and two rectangular-shaped sections of a horizontal frame with metal flooring, laid transverse to the upper longitudinal power elements of the supports and fastened with them and vertical power elements. 3. The device according to one of claims 1 and 2, characterized in that the holes on the metal floor of the cargo platform frame are staggered throughout the floor area. 4. The device according to one of claims 1 to 3, characterized in that the loading area of the upper tier is provided with vertical barriers of a tubular structure of rectangular shape made in the form of sections located above the sides of the metal flooring at the same distance from each other along the loading platform of the upper tier cargo platform. 5. The device according to claim 1, characterized in that the ladders are equipped with vertical barriers of a tubular construction of rectangular shape, made in the form of sections located above the sides of the flooring of the stairs. 6. The device according to one of claims 1, 5, characterized in that the flooring of the stairs is made in side view in the form of U-shaped profiles located on top at the same distance from each other and mounted on the longitudinal power beams of the flooring. 7. The device according to one of claims 1 to 4, characterized in that the metal deck areas of the front and rear parts of the cargo platform are made with an inclination towards the stairs. 8. The device according to claim 1, characterized in that the cargo platform is equipped with a metal ladder mounted between the first and second tiers of the loading platforms. 9. The device according to one of claims 1 to 4, characterized in that the metal deck of the cargo platform is made predominantly 36500 mm long and 6000 mm wide.

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