JP3190470B2 - Mounting structure of cushioning material - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting a cushioning material. That is, the present invention relates to a mounting structure of a cushioning material that protects a load such as a vehicle dropped into the air with a parachute from an aircraft from a drop impact at the time of landing.

[0002]

2. Description of the Related Art FIG. 8 shows a conventional mounting structure of a cushioning material of this type, which is a side view of a stage where a parachute, that is, a main umbrella is opened and a load or the like is suspended. As shown in the figure,
The load 3 such as the vehicle 2 mounted on the pallet 1
It is dropped into the air with an umbrella such as the main umbrella 4 from the aircraft, suspended under the opened main umbrella 4 in the mid-air, and lands on the ground. A cushioning material 5 is attached to protect the load 3 from a drop impact at the time of landing.
In the conventional mounting structure of the cushioning material 5, the cushioning material 5 is interposed between the pallet 1 and the load 3, and receives a drop impact at the time of landing by the cushioning material 5 being crushed. The load 3 such as 2 was protected from a drop impact.

[0003]

The following problems have been pointed out in such a conventional example. That is, first, in the conventional mounting structure of the cushioning material 5, the pallet 1
Since the cushioning material 5 is interposed between the mounting material 3 and the mounting material 3, if the amount of crushing of the cushioning material 5 due to soft attachment or the like is small, the pallet is mounted via the cushioning material 5 where the mounting material 3 is not crushed at the time of landing. As a result, a situation in which the wheels 6 of the vehicle 3, for example, the vehicle 2 do not reach the pallet 1 as expected has occurred. So after landing,
Difficulty in that the load 3 such as the vehicle 2 needs to be jacked up from the pallet 1 and the cushioning material 5 that has not been crushed beneath the wheels 6 be removed, and the load 3 needs to be cumbersome and cumbersome. was there. Second, in the conventional mounting structure, a problem has been pointed out that the load 3 cannot be quickly used and deployed after landing and landing. For example, after landing and landing, the vehicle 2 as the load 3 cannot be started immediately, which hinders quick airborne action.

Third, in the conventional mounting structure, the pallet 1
The cushioning material 5 is fixedly interposed between the vehicle and the load 3, and the overall height is high, so that when mounting on an aircraft, there is a spatial clearance with respect to the limited height inside the aircraft. Without
It was pointed out that it was cramped and could hinder inflight work. Fourth, in the conventional mounting structure, the cushioning material 5 is interposed between the pallet 1 and the load 3, and the cushioning material 5 does not exist under the pallet 1. Therefore, there is a problem that the pallet 1 is easily damaged.

The present invention has been made in view of the above circumstances, and has been made to solve the above-mentioned problems of the prior art. The cushioning material can be displaced between a preparation position near an end and a cushioning position under a pallet. At the same time, the cushioning material is held at the preparation position by a holding material in the machine, displaced in the air by a tension means provided with a wire, and positioned at the cushioning position by the positioning means,
First, it is easy to remove and release the load from the pallet after landing, and secondly, the load can be quickly used and deployed after landing and landing. In addition, thirdly, there is a margin in the height limit at the time of mounting on an aircraft, fourthly, breakage of the pallet at the time of landing is prevented, and fifthly, these cushioning materials are realized by a simple structure. The purpose of the present invention is to propose a mounting structure.

[0006]

The technical means of the present invention for achieving this object is as follows. That is, the mounting structure of the cushioning material is such that a load such as a vehicle directly mounted on a pallet with a parachute is dropped from the aircraft with the parachute into the air, and the load is passed through the pallet in the air while falling. It is used when hanging under the opened parachute and landing, and protects the load from a drop impact at the time of landing. And it has the following cushioning material, holding material, tension means, positioning means and the like. That is, the structure is held at the preparation position at the end of the load in the aircraft or the like, and is held at the buffer position on the bottom surface side of the pallet in the middle of falling, and is easily collapsed by a drop impact at the time of landing. A cushioning material which is interposed between the cushioning material at the preparation position and the load or the pallet, and which holds the cushioning material at the preparation position; On the other hand, a wire connected via the bottom surface of the pallet is provided, and it is possible to apply a tensile force to the cushioning material with the wire in the air in the middle of dropping. A tensioning means for holding the material by wrapping it from the preparation position to the buffering position, and interposed between the buffering material and the pallet at the buffering position to stably move the buffering material to the buffering position. Positioning means for positioning; And composed.

[0007]

The present invention comprises the above-mentioned means, and operates as follows. In this mounting structure of the cushioning material, the cushioning material can be displaced between a preparation position near the end of the load and a cushioning position under the pallet, and the cushioning material is prepared by the holding material when mounted on the aircraft. And is displaced in the air in the middle of falling by a pulling means provided with a wire, and is positioned at a buffer position by a positioning means, and then lands.

[0008] Firstly, since a load such as a vehicle is landed in a state of being directly in contact with the pallet, it is easily and easily removed from the pallet without any work such as jacking up or extracting a cushioning material. , Will be liberated. Secondly, after landing and landing, the vehicle and other loaded objects immediately start,
Can be used and expanded. Third, since the cushioning material is held at the preparation position near the end of the load when further mounted on the aircraft, the overall height of the load and the pallet is low, and the space inside the aircraft is limited by the limited height. Clearance occurs. Fourth, at the time of landing, the cushioning material is positioned and held at the buffering position below the pallet, so that the pallet is also protected from a drop impact at the time of landing. Fifth, and yet they are realized by a simple structure.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the drawings. 1 to 7 show an embodiment of the present invention. In the schematic side view of FIG. 1, (1) shows the stage when the extraction umbrella is opened, (2) shows the stage when the load is pulled out, (3) The figure shows the stage when the extraction umbrella and the main umbrella are separated,
(4) The figure shows the stage where the main umbrella is opened and the load is suspended. 2 to FIG. 6, FIG. 2 shows the inside of the aircraft, FIG. 3 shows the stage in which the extraction umbrella is opened, FIG. 4 shows the stage in which the load is being pulled out, and FIG. Fig. 5 (2) shows the stage where the extraction umbrella and the main umbrella are separated, and Fig. 6 shows the stage where the main umbrella is opened and the load is suspended. Show. FIG. 7 shows a sheet pack structure of a cushioning material. FIG. 7 is a side view and FIG. 7 is a perspective view.

First, a load 3 such as a vehicle 2 directly mounted on a pallet 1 with a parachute such as a main umbrella 4
, And is suspended under the opened main umbrella 4 via the pallet 1 in the mid-falling air, and lands on the ground. To elaborate on these,
First, as shown in FIG. 2 and the like, the vehicle 2 that is the load 3
It is detachably mounted on the pallet 1 by front and rear bands 8 and the like.
A cushioning member 9 for interposing a spring of the vehicle 2 is interposed therebetween. At each corner of the pallet 1 made of aluminum or the like, each suspension band 10 of the main umbrella 4 is provided.
The main umbrella 4 is folded and placed on the vehicle 2.

In FIG. 2, reference numeral 11 denotes a bag. A folded extraction umbrella 12 is stored in the bag 11, and these are suspended near the ceiling by hooks 13 in the aircraft 7. The folded extraction umbrella 12 is connected to the wrapping cover 15 of the main umbrella 4 by an extraction cable 14, and is mounted in the aircraft 7 as shown in FIG. Is configured such that the hook 16 passes through the front end of the pallet 1 in the middle. In FIG. 2, reference numeral 17 denotes an automatic cable. The automatic cable 17 is disposed near the ceiling of the aircraft 7 and between the hooks 16 and has, for example, a cutter at its tip. When it is pulled out and dropped into the air, it functions to separate the extraction cable 14 from the hook 16 and the pallet 1.

As shown in FIG. 3 and FIG. 1A, the extraction umbrella 12 is first released from the bag 11 and opened in the air when the load 3 or the pallet 1 is pulled out and dropped into the air. The pallet 1 and the load 3 are pulled out of the machine by the extraction force of the opened extraction umbrella 12 through the extraction cable 14. Then, as shown in FIG. 4, when the pallet 1 or the like is pulled out of the aircraft 7 and separated, the extraction cable 14 is separated from the pallet 1 by the above-described automatic cable 17, and the extraction umbrella 12 By the main umbrella 4
Is directly connected to the package cover 15. In this way, the pallet 1 and the load 3 are connected to the extraction umbrella 12 via the extraction cable 14.
Is further drawn out into the air by the extraction force, and is completely drawn out and dropped into the air as shown in FIG. 5 (1) and FIG. 1 (2). Thereafter, as shown in FIG. 5 (2) and FIG. 1 (3), the wrapping cover 15 is released from the main umbrella 4 by the extraction force of the extraction umbrella 12, and the extraction umbrella 12 side and the main umbrella 12 4
The main umbrella 4 opens as soon as the side is separated. And FIG.
As shown in FIG. 1 and (4) in FIG. 1, the load 3 is suspended under the main umbrella 4 thus opened via the suspension band 10 and the pallet 1, and descends in the air. It is designed to land on the ground.

Next, the cushioning member 18 and its mounting structure will be described. The cushioning material 18 is mounted to protect the load 3 from the drop impact at the time of landing as described above. This mounting structure is composed of the following cushioning material 18, holding material 19, tension means such as a wire 20, and positioning means 21. Etc.

These will be described in detail.
Is held at a preparation position A near the rear end of the load 3 such as the vehicle 2 in the drawing direction in the aircraft 7 or the like (see FIGS. 2 and 3). 1 is held at the buffer position B on the bottom side (see FIG. 6 and the like), and has a structure that is easily crushed by a drop impact at the time of landing. That is, the cushioning material 8 is made of a lightweight and easily crushable honeycomb core or air mat made of paper, for example, and is packaged in a sheet pack system in the illustrated example. That is, as shown in FIG. 7, the cushioning material 18 is divided into a plurality of pieces such as four pieces, and is divided into a plurality of pieces. In addition, an interval is provided between the two sheets 22 via the stitches 23. While being packed in a series. At the preparation position A, as shown by the imaginary line in FIG. 7A, the cushioning material 18 is folded vertically by folding the sheet 22 at the interval, and at the buffering position B, as shown in FIG. (1) is shown by a solid line in the drawing, and further, as shown in FIG.

Next, the holding member 19 will be described. The holding member 19 is interposed between the cushioning member 18 at the preparation position A and the load 3 or the pallet 1, and holds the cushioning member 18 at the preparation position A. That is, in the example shown in FIG. 2, a bandage-like cord is used as such a holding member 19, and such holding members 19 are stacked and each of the cushioning members 18 taking the preparation position A and the vehicle 2. And when a tensile force is applied by the wire 20 as will be described later, it is possible to cut sequentially from the upper side, and the cushioning material 18 at the preparation position A
Are sequentially released.

Next, tension means such as the wire 20 will be described. This pulling means includes a wire 20 connected to the cushioning material 18 at the preparation position A via the bottom surface of the pallet 1.
8, it is possible to release the holding by the holding member 19 and to hold the cushioning member 18 from the preparation position A to the buffering position B. That is, in the illustrated example, as shown in FIG. 7 and the like, the lower ends of the sheets 22 packed with the cushioning materials 18 stacked at the preparation position A are attached to the rear end of the pallet 1 with the flexible attaching material H. As shown in FIG. 2 and the like, one end of the wire 20 is fixed to the upper end side, and the other end of the wire 20 is connected to the suspension band 10 of the main umbrella 4.
It is fixed to. A plurality of such wires 20 are used, and each wire 20 is arranged in parallel from the rear side to the front side along the bottom surface of the pallet 1. A method using a space between rollers to be driven, a method using a groove provided on the bottom surface of the pallet 1 and using the groove can be considered.

Further, the wire 20 of the pulling means is set to have a length sufficient to be pulled by the suspension band 10 stretched when the main umbrella 4 is opened. Umbrella 4
It is possible to apply a pulling force of about 2 to 7 tons using the opening tension of the above. Then, the holding of the buffer material 18 by the holding material 19 is sequentially cut and released by such a pulling force, and is shown in FIGS. 5 (1) and 5 (2) and FIGS. 1 (2) and 3 (3). As shown in FIG.
8 are sequentially turned from the preparation position A to the buffer position B, and all are held at the buffer position B as shown in FIGS. 6, 7 and (4) of FIG. I have. As described above, in the pulling means of the illustrated example, a method is employed in which the other end of the wire 20 is fixed to the suspension band 10 of the main umbrella 4 in order to generate a pulling force on the cushioning material 18 with the wire 20. However, the method of generating a tensile force on the wire 20 is not limited to this, and for example, the other end of the wire 20 is fixed to a reel of a winding device separately provided, and a spring or the like is used. A method of winding the wire 20 using the winding force is also conceivable.

Next, the positioning means 21 will be described.
The positioning means 21 is interposed between the pallet 1 and the cushioning material 18 at the buffering position B, and stably positions the cushioning material 18 at the buffering position B. In the illustrated example, a magnet system is employed as such a positioning means 21, and as shown in FIG. Positioning means 21 made of a magnet plate is arranged in the upper part of the cushioning member 18. As the positioning means 21, in the illustrated example, a method is employed in which the buffer 18 at the buffer position B is attracted to the bottom surface of the pallet 1 by utilizing the magnet force as described above.
Of course, the present invention is not limited to this, and a method using a magic tape and other various methods can be adopted.

The present invention has been described above. Then, it becomes as follows. In the mounting structure of the cushioning material 18,
The cushioning member 18 can be displaced to a preparation position A near the rear end of the load 3 and a cushioning position B below the pallet 1, and the cushioning member 18 is held at the preparation position A by a holding member 19 in the machine. Displaced in the air by a tension means provided with a wire 20,
The positioning means 21 is positioned at the buffer position B and lands.

First, when mounted on the aircraft 7, the load 3 such as the vehicle 2 is directly mounted on the folded parachute, that is, the pallet 1 with the main umbrella 4, and the cushioning material 18 is held. It is held at the preparation position A near the rear end of the load 3 by the material 19, and the wire 20 of the pulling means is connected to the cushioning material 18 via the bottom surface of the pallet 1 (see FIG. 2). Above the landing point, the load 3 is pulled out of the aircraft 7 together with the pallet 1 with the main umbrella 4 and dropped into the air (FIGS. 3, 4, 5 and 1 (1) of FIG. 1). (See FIGS. 2 and 3)), the load 3 is suspended under the opened main umbrella 4 via the pallet 1 (see FIGS. 6 and 1 (4)). At this time, the wire 20 of the tension means is pulled, and the wire 20
When a tensile force is applied to 8, the holding member 18 is released from holding by the holding member 19, and is displaced from the preparation position A toward the buffer position B in the air during the dropping. The buffer material 18 is pulled at both ends by the wire 20 and the mounting material H, is held at the buffer position B on the bottom surface side of the pallet 1, and is positioned by the positioning means 21 so as not to come off due to air drag or the like. Is positioned stably.

As described above, the load 3 such as the vehicle 2
While the cushioning material 18 is positioned and held at the cushioning position B below the pallet 1, it descends in the air and lands on the ground. Therefore, the load 3 is protected from the drop impact by the cushioning material 18 being crushed by the drop impact at the time of landing and absorbing the drop impact. Then, after such landing and landing, the load 3 such as the vehicle 2 is removed from the pallet 1 and disassembled to be started, used, deployed, and the like. Now, according to the mounting structure of the cushioning material 18, the following first, second, third, fourth, and fifth are obtained.

First, since the load 3 such as the vehicle 2 is landed on the pallet 1 in a state of being in direct contact with the pallet 1, as shown in FIG. A situation in which the wheels 6 of the vehicle 2 do not land on the pallet 1 does not occur. Therefore, the load 3 such as the vehicle 2 may be jacked up after landing and the cushioning material 18 may be used.
The pallet 1 can be easily and easily removed from the pallet 1 without any work such as removal of the pallet. Second, after landing and landing, the load 3 such as the vehicle 2 can immediately start, use, and deploy.

Third, when further mounted on the aircraft 7, the cushioning material 18 is held vertically at the preparation position A near the rear end of the mounted object 3. Therefore, as compared with the conventional example of this type shown in FIG. 8, the overall height of the load 3 and the pallet 1 is reduced, and there is a spatial clearance with respect to the limited height inside the machine. Fourth, at the time of landing, the cushioning material 18 is positioned and held at the buffering position B below the pallet 1, so that the pallet 1 is also protected from a drop impact at the time of landing. Fifth, they use the conventional load 3, such as the vehicle 2, the pallet 1, the umbrella such as the main umbrella 4, and the like, as well as the predetermined cushioning material 18, the holding material 19, and the tension of the wire 20, etc. Means, positioning means 21 and the like need only be provided, and are realized by a simple structure.

[0024]

As described above, the mounting structure of the cushioning material according to the present invention enables the cushioning material to be displaced between the preparation position near the end and the cushioning position below the pallet, and the cushioning material is mounted inside the machine. By holding it at the preparation position with the holding material, displacing it in the air with a pulling means equipped with a wire, positioning it at the buffer position with the positioning means, and landing, the following first, second, and second The third, fourth, and fifth effects are exhibited.

First, there is no need for complicated and troublesome work such as jacking up a load such as a vehicle and removing a cushioning material after the landing, and removing and releasing the load from the pallet after the landing. Simplified, simplified. Secondly, after landing and landing, the load can be used and deployed quickly. For example, after landing and landing, the vehicle, which is a load, can be started immediately, and a quick airborne action can be performed.

Third, at the time of installation on an aircraft, there is a space for the height limit in the aircraft, and the in-flight operation can be performed with a margin. Fourth, breakage of the pallet at the time of landing is also prevented. Fifth, they are realized by a simple structure, and are excellent in cost. As described above, the effects exhibited by the present invention are remarkable and large, for example, the problems existing in this type of conventional example are eliminated.

[Brief description of the drawings]

FIG. 1 is a schematic side view showing an embodiment of a mounting structure of a cushioning material according to the present invention, wherein (1) FIG. 1 shows a stage where an extraction umbrella is opened, and (2) FIG. The stage
(3) Figure shows the stage where the extraction umbrella and the main umbrella are separated, (4)
The figure shows a stage in which the main umbrella is opened and the load or the like is suspended.

FIG. 2 is a side view of the inside of the aircraft in the embodiment.

FIG. 3 is a side view of the embodiment at the stage when the extraction umbrella is opened.

FIG. 4 is a side view of the embodiment in a stage in which a load or the like is being pulled out.

FIGS. 5A and 5B are side views of the embodiment, in which FIG. 1A illustrates a stage in which a load or the like is pulled out, and FIG.

FIG. 6 is a side view of the embodiment in a state where a main umbrella is opened and a load or the like is suspended.

7A and 7B show a sheet pack structure of the cushioning material in the embodiment, wherein FIG. 7A is a side view and FIG. 7B is a perspective view.

FIG. 8 is a side view showing a state in which a main umbrella is opened and a load or the like is suspended, showing a mounting structure of a cushioning material according to a conventional example.

[Explanation of symbols]

 Reference Signs List 1 pallet 2 vehicle 3 load 4 main umbrella (parachute) 7 aircraft 18 cushioning material 19 holding material 20 wire (tensile means) 21 positioning means A preparation position B buffer position

Claims (1)

(57) [Claims] 1. A load such as a vehicle directly mounted on a pallet with a parachute is dropped from the aircraft into the air, and the load is opened under the parachute through the pallet in the middle of falling. Hanging, used when landing, is a mounting structure of a cushioning material to protect the load from drop impact at the time of landing, held in a preparation position near the end of the load in the aircraft or the like, Further, in the air in the middle of falling, the cushioning material is held at the buffering position on the bottom surface side of the pallet and has a structure that is easily crushed by a drop impact at the time of landing, and the cushioning material, the load and the pallet at the preparation position A holding member for holding the cushioning material at the preparation position, and a wire connected to the cushioning material at the preparation position via the bottom surface of the pallet. , The buffer with the wire A tensioning means for applying a tensile force to the material, releasing the holding by the holding material, and holding the cushioning material by wrapping the cushioning material from the preparation position to the buffering position; and Positioning means interposed between the cushioning material and the pallet, and positioning means for stably positioning the cushioning material at the buffering position.