JP2003185389A - Hanger system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hanger system to prevent flight performance being lowered by increased air resistance applied to a flight object when it is fired from a launcher because a conventional hanger which is contained in a launcher or employed to retain the position of the flight object in the launcher is firmly fixed to the flight object. <P>SOLUTION: The hanger system is equipped with a hanger retaining hole 21 which is bored to the hanger mounting position of the flight object 20, and a groove 23 which curves outward around the opening of the launcher 7, and a detachable hanger 24 in which the cross section is formed in a projecting shape, the bottom moves in the groove 23, a protrusion installed upright on the bottom is inserted to the hanger retaining hole 21 so that the hanger will move along with the flight object 20 when the flight object 20 is fired, and separate from the flight object 20 when the flight object 20 is detached from the launcher 7. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention stores a flying object in a launch cylinder so as to keep it in a normal posture, and when launching the flying object from the launch barrel, keeps the flying object in a normal posture. Related to a hanger device that moves inside the launch tube,
The present invention relates to a hanger device that is a detachable hanger that is separated from a flying object when the flying object leaves the launch tube.

[0002]

2. Description of the Related Art Some flying objects are launched by using a launch tube, which is held and housed in the launch tube and is guided along a rail laid in the launch tube at the time of launch, It is fired from the launcher while maintaining a normal posture.

FIG. 4 is a front view showing a conventional flying body provided with a hanger, and FIG. 5 is a transverse cross-sectional view showing the flying body and the launching barrel in the direction CC of FIG.

As shown in FIGS. 4 and 5, in the conventional flying body 1, the hanger 6 is fixedly provided at the front and the rear in the axial direction of the body, and the flying body 1 is housed in the launch tube 7. At the same time, the outer ends of the hangers 6 are inserted into the grooves 10 of the rails 8 laid on both sides of the launching barrel 7 and parallel to the axis of the launching barrel 7, whereby the flying body 1 Keeps normal posture.

At the time of launch, the outer end of the hanger 6 fixed to the flying body 1 slides in the groove 10 of the rail 8 and moves toward the opening, so that the flying body 1 assumes a normal posture. It is fired from the firing cylinder 7 in a state of being maintained.

In consideration of the weight distribution of the flying body 1 in the axial direction, the hanger 6 is laid when the flying body 1 is housed and held in the launch barrel 7 or in the launch barrel 7. When the rail 8 slides and moves toward the opening of the launch tube 7, a position in the axial direction in which the load is not biased to a specific portion of the flying vehicle 1 (hereinafter, this position will be referred to as "hanger mounting position"). ")).

As described above, the hanger 6 holds the flying body 1 at a predetermined position in the launch tube 7, and slides in the groove 10 provided in the rail 8 to launch the flying body 1 at the time of launching. It plays a role of moving inside the firing barrel 7 while maintaining a normal posture. However, the hanger 6 fixed to the flying body 1
It does not work effectively after the flying body 1 is detached from the launch tube 7, and conversely increases the air resistance received by the flying body 1 during flight and deteriorates the flight performance.

[0008]

SUMMARY OF THE INVENTION In view of the above points, the present invention provides a flying body which is held and housed in a launch cylinder in a normal posture and is maintained in a normal posture at launch. While smoothly guiding toward the opening of the launch tube,
When the projectile is launched from the opening of the launch tube, it is disconnected from the projectile and separated, reducing the air resistance received by the projectile launched from the launch tube. The purpose is to provide.

Other objects and novel features of the present invention will be clarified in the embodiments described later.

[0010]

In order to achieve the above-mentioned object, the present invention holds a projectile housed in a launch tube in the launch tube, and at the same time, holds the projectile in the launch tube. In a hanger device for holding and holding the attitude of the flying body when firing from inside, a hanger holding hole formed at a hanger mounting position of the flying body, and a hanger holding hole detachably inserted into the hanger holding hole. Detachable hanger
Guide means installed in the firing barrel so as to guide the detachable hanger parallel to the axis of the firing barrel.

In the hanger device, the guide means has rails installed on both sides of the firing cylinder, and slits provided on the rails facing the hanger mounting position. And a groove arranged parallel to the axis of the launch tube, the removable hanger has a convex cross-sectional shape, and the bottom surface slides in the groove toward the front of the launch tube. Along with the movement, a protrusion that is erected from the bottom surface and penetrates the slit is inserted into the hanger holding hole, and moves with the flying body when the flying body is launched, and the flying body is It is advisable to adopt a structure in which the projectile is separated from the projectile when it is separated from the projectile.

The groove may be bent outward in the vicinity of the opening of the launch tube.

The detachable hanger separated from the projectile may be made to come out of the groove and be discharged outside the projectile when the projectile is separated from the launch tube, or at the tip of the groove. A stopper may be provided so that the projectile remains in the groove when the projectile leaves the launch tube.

As described above, the hanger device of the present invention uses the detachable hanger when the projectile is launched from the opening of the launch tube in a normal posture and when the projectile is separated from the launch tube. Since it can be separated from the flying object, the aerodynamic performance of the flying object can be improved without increasing the air resistance that the flying object receives when flying.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a hanger device according to the present invention will be described below with reference to the drawings.

FIG. 1 shows an embodiment of a hanger device according to the present invention, and FIG. 1 (a) is a front view showing a projectile having a hanger holding hole which constitutes the hanger device on its outer surface, FIG.
FIG. 7B is a partial perspective view of the launch barrel showing a part of the inside by cutting the center of the launch barrel in which the flying object is housed. 2A is a cross-sectional view of the launch barrel and the flying body taken along the line AA of FIG. 1A, and FIG.
(A) is a plane cross-sectional view of the firing tube tip end portion in the direction of arrow BB in FIG.
FIG. 3 is a plan cross-sectional view of the tip of the launch barrel showing a situation in which the detachable hanger separates from the launch vehicle when the launch vehicle is launched from the launch barrel using the hanger device. In these figures, the same or corresponding members as those shown in FIGS. 4 and 5 are designated by the same reference numerals and the description thereof will be omitted.

As shown in FIGS. 1 to 3, the flying body 2
A hanger holding hole 21 having a size and strength capable of holding the flying body 20 is provided at the hanger attachment position of 0.

Further, the rails 8 laid and fixed on both sides of the launch tube 7 are fired at positions opposed to the above-mentioned hanger holding holes 21 when the projectile 20 is accommodated in the launch tube 7. A groove 23 having a slit 22 formed in parallel with the axis of the cylinder 7 is provided. The bottom width of the groove 23 is set to be sufficiently larger than the width of the slit 22, which is the groove opening width. These constitute guide means installed in the launch tube so as to guide the detachable hanger 24 described later in parallel with the axis of the launch tube 7.

The detachable hanger 24 having a convex cross section (inverted T shape) has a wide bottom portion slidably disposed in the groove 23 and is provided so as to project from the bottom portion. The projecting portion penetrates the slit 22 provided in the groove 23 and is inserted into the hanger holding hole 21 of the flying object 20.
Is held in the firing cylinder 7 in a normal posture. Further, at the time of launch, as shown in FIG. 2B, the flying body 20 is guided in the launch tube 7 toward the opening 25 while maintaining its posture.

Groove 2 on which the bottom surface of the detachable hanger 24 slides
As shown in FIGS. 2 (b) and 3, the reference numeral 3 indicates a shape that is bent outward in the vicinity of the opening 25 of the launch tube 7, and the projectile 20 leaves the launch tube 7. At this time, the detachable hanger 24 moves outward along the shape of the groove 23 in the opening 25, and the protruding portion of the detachable hanger 24 inserted into the hanger holding hole 21 has a hanger shape as shown in FIG. It escapes from the holding hole 21 and is separated from the flying body 20.

In this way, the flying object 20 launched from the launch tube 7 will fly without the detachable hanger 24 being attached.

The hanger 2 detachable from the flying body 20
The timing for separating 4 is the groove 23 provided on the rail 8.
Can be adjusted by appropriately changing the plane sectional shape in the vicinity of the opening 25.

According to the present embodiment, the bottom surface of the detachable hanger 24 having a convex cross section is inserted into the groove 23 of the rail 8 inside the firing barrel 7, while protruding from the bottom surface of the detachable hanger 24. The projecting portion can be inserted into the hanger holding hole 21 of the projectile 20 so that the projectile 20 can be held in the launch cylinder in a normal posture. It can be smoothly guided toward the opening 25. And the detachable hanger 24 is the flying body 2.
When 0 separates from the launch tube 7, it is separated from the projectile 20 along the groove shape that is bent so as to expand outward at the opening of the launch tube 7, so that it is launched from the launch tube 7 and fly. The aerodynamic performance of the flying body 20 can be improved without increasing the air resistance received by the flying body 20.

Although the embodiment of the present invention has been described above, it is obvious to those skilled in the art that the present invention is not limited to this, and various modifications and changes can be made within the scope of the claims. Ah

[0025]

As described above, according to the present invention, when the projectile housed in the launch tube is held in the launch tube and the projectile is launched from the launch tube, In a hanger device for holding and launching a flying object, a hanger holding hole formed at a hanger mounting position of the flying object, a detachable hanger detachably inserted into the hanger holding hole, Since the detachable hanger is provided with a guide means installed in the launch tube so as to guide the hanger parallel to the axis of the launch tube, the projectile can be held in the launch tube in a normal posture, and at the time of launching. With the posture maintained, the projectile can be smoothly guided toward the opening of the launch tube. In addition, the detachable hanger can be separated from the projectile when the projectile separates from the launch tube, and the air resistance received by the projectile launched from the launch tube increases. Without, it can improve the aerodynamic performance of the flying body.

[Brief description of drawings]

FIG. 1 shows an embodiment of a hanger device according to the present invention,
FIG. 1 (a) is a front view of a flying body provided with a hanger holding hole that constitutes a detachable hanger, and FIG. 1 (b) is a view showing the inside of a launch tube in which the flying body is housed, cut off. FIG. 3 is a partial perspective view of a launching cylinder showing a part of FIG.

FIG. 2 shows an embodiment of a hanger device according to the present invention,
2 (a) is a cross-sectional view of the projecting barrel and the flying body taken along the line AA in FIG. 1 (a), and FIG. 2 (b) is shown in FIG.
It is a plane sectional view of a firing cylinder tip part in arrow BB shown in (a).

FIG. 3 is a plan cross-sectional view of the tip of the launch barrel showing a situation where the detachable hanger separates from the launch vehicle when the launch vehicle is launched from the launch barrel in the embodiment.

FIG. 4 is a front view of a flying body provided with a conventional hanger.

5 is a transverse cross-sectional view showing the flying body and the launch barrel in the direction of arrow C-C in FIG.

[Explanation of symbols]

1 flying body 6 hanger 7 launcher 8 rails 10 grooves 20 flying objects 21 Hanger holding hole 22 slits 23 groove 24 Detachable hanger 25 openings

Claims (3)

[Claims] 1. A projectile contained in a launch tube is held in the launch tube, and when the projectile is launched from the launch tube, the attitude of the projectile is held. In a hanger device for firing, a hanger holding hole formed at a hanger mounting position of the flying body, a detachable hanger removably inserted into the hanger holding hole, and the detachable hanger having a shaft of the launch tube. A hanger device comprising guide means installed in the firing barrel so as to guide the core parallel to the heart. 2. The guide means is provided on rails installed on both sides of the firing cylinder, and on the rails.
The detachable hanger has a slit formed facing the hanger mounting position and is arranged in parallel with the axis of the firing barrel. The part slides in the groove toward the front of the launch tube, and a projection part standing from the bottom part and penetrating the slit is inserted into the hanger holding hole to launch the projectile. 2. The hanger device according to claim 1, wherein the hanger device is sometimes moved together with the projectile and is separated from the projectile when the projectile is separated from the launch tube. 3. The hanger device according to claim 2, wherein the groove is bent outward in the vicinity of the opening of the launch tube.