JPH04129366U - Seal device mounting structure for air action boats - Google Patents

Abstract

(57) [Summary] (with amendments) [Purpose] To provide a device that allows fingers constituting a seal device to be easily attached to and detached from a boat body. [Structure] A mounting member 12 is arranged on the bottom surface 8 of the boat body 1, a pin 14 is provided at the end 9a of the finger 9, and an extendable rod 16 is provided inside the finger 9, and the rod 16 is operated to attach the mounting member 12. A pin 14 is fitted into a pin hole 10 drilled in the hole 10 to support the finger 9. [Effect] The heavy finger 9 can be easily attached to and detached from the bottom surface 8 of the boat body 1.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention is a seal device mounting structure for air cushion boats suitable for high-speed cargo and passenger ships. It is related to

0002

[Conventional technology]

Traditionally, sidewall type air cushion boats have been used as one of the air cushion boats suitable for high-speed cargo and passenger ships. Boats are known. As shown in FIGS. 7 and 8, this sidewall type air cushion boat has a boat body 1 and a A hull 3 is constituted by side walls 2 extending downward in parallel on both sides of the bottom of the boat body 1, Furthermore, there are sealing devices (usually called skirts) made of flexible material at the front and rear of the hull 3. ) 4 and 5 are arranged to form a compartment 6, and a pressurized air supply (not shown) is provided in this compartment 6. It floats by supplying pressurized air from a supply device, and a water jet device installed at the rear of the side wall. The vessel is configured to navigate by means of the position 7.

0003 In particular, the front seal device 4 normally has a large number of seals in order to reduce navigation resistance. A finger skirt with a U-shaped arrangement of flexible material is used. And this fi Attach the upper edge of each finger to the bottom surface 8 of the boat body 1 directly with bolts, etc. It is being attached.

0004

[Problem that the idea aims to solve]

By the way, in a sidewall type air cushion boat like the one mentioned above, the fins are removed while sailing. This is because the lower part of the girder skirt comes into contact with waves, etc. and is often worn or damaged. It is necessary to replace it. However, this sealing device 4 is not made of flexible material. It is composed of a large number of fingers, and this finger has a large number of bolts. Since it is attached directly to the bottom of the boat body with a screw etc., removal and installation work is troublesome. It had become a thing.

[0005]

[Means to solve the problem]

The present invention is intended to solve the problems of conventional sealing devices as described above. A seal device installed on the bottom of the boat body, on the side walls, and on the front and rear parts. A compartment is formed by In a cushion boat, the front seal device is composed of fingers, and this A pin is protruded outward from the end of the ringer, and a bendable rod is arranged inward. A mounting member is placed extending in the front and back direction on the bottom of the boat body, and this mounting member has a It is configured with a pin hole for receiving the pin.

[0006]

[Effect]

According to the seal mounting structure for an air cushion boat having the above configuration, the seal member is Insert the pin at the end of the finger into the pin hole in the mounting member provided on the boat body. By further straightening the bendable rod, the two pins can be attached to the pins of the mounting member. Insert the finger into the hole and position it, then raise this finger and apply it to the mounting member. Therefore, the alignment between this mounting member and the finger can be ensured. The finger can be easily attached to the bottom of the boat body for better protection.

[0007]

【Example】

Below, based on Figures 1 to 6, the seal mounting structure of an air cushion boat according to the present invention will be explained. An example of this will be described. FIG. 1 is a side sectional view of the lower part of the bow of an air cushion boat, showing the bottom surface 8 of the boat body 1. A finger 9 as a seal member 4 is attached to the bow portion. In detail As shown in FIGS. 2 and 3, on the bottom surface 8 of the bow part of the boat body 1, there is a The extended mounting members 12 are arranged at a predetermined interval L in the width direction of the boat body 1. Ru. A pin hole 10 is provided at the end of this mounting member 12, and a pin hole 10 is provided along the entire length. A bolt hole 11 is drilled. In addition, a fin is provided in front of this mounting member 12. A mounting piece 13 for mounting the front center of the gar 9 is arranged.

[0008] The finger 9 has a metal plate, an FRP plate, etc. on the edge as shown in FIGS. 5 and 6. It is reinforced by laminating reinforcing members 17a, and a pin 14 is provided protruding from the outer surface of the end 9a. A reinforcing member 17 is attached to the finger 9, and a pin is attached to the inner side of both ends 9a of the finger 9. A rod 16 that can be bent around 15 is connected. This rod 16 It is for expanding and contracting the finger 9, and extends this rod 16. By this, the pin 14 provided on the outside of the end portion 9a is attached to the mounting portion provided on the boat body 1 side. It is designed to be inserted into a pin hole 10 of a material 12. Further, the reinforcing member 17a is A plurality of bolt holes 18 are provided through the mounting portion shown in FIG. It passes through the bolt hole 11 of the material 12 and is fixed by bolting.

[0009] If the lower part of the finger 9, which is a sealing member, becomes worn or damaged, it must be replaced. If necessary, a metal fitting 22 provided inside the reinforcing member 17a as shown in FIG. A rope 23 is connected to the finger 9 to bear the weight of the finger 9. and lock The door 16 is bent slightly to narrow the distance between the ends 9a. and one end 9a Fit one pin 14 into the pin hole 10 of one mounting member 12 shown in FIG. By extending the rod 16 in a straight line, the pin hole 1 of another mounting member 12 is opened. After inserting the other pin 14 into the 0, wind up the rope 23 to remove this flap. The end of the finger 9 is supported between two mounting members 12, so that the finger The end portion 9a of the boat body 1 is supported by the bottom surface 8 of the boat body 1. Next, attach this finger 9 to the bottom 8 When the edge of this finger 9 is raised to the position of the mounting member 12 along the The bolt holes 18 and the bolt holes 11 of the two mounting members 12 match, so the bolts 21 through these holes 18 and 11 and tighten.

0010 Conversely, when removing the finger 9 from the bottom surface 8 of the boat body 1, as shown in FIG. Connect the rope 23 to the metal fitting 22 provided on the inner surface of the front part of the finger 9, and connect it to the boat. The fingers 9 are connected to an appropriate location on the main body 1 so that they can be supported. and Remove a large number of bolts 21, and remove the bolts 21 provided on the rope 23 and the end 9a of the finger 9. This finger 9 is supported on the bottom surface 8 of the boat body 1 by the pin 14. do.

[0011] Next, bend the rod 16 that was extending from both ends 9a of this finger 9. By pulling out the pin 14 from the pin hole 10 of the two mounting members 12, and is suspended by the rope 23. This work is easy for the diver to enter the bottom of the boat body 1 and operate the bolts with a spanner. Since it can be done with a single tool, the finger 9 can be replaced efficiently. I can do that. Note that a bolt may be used as a means for fixing the finger 9 to the mounting member 12. However, other structures may be used as long as they are fixed means. That is clear.

0012 An important point in this invention is that heavy equipment cannot be supported by a single diver. The finger 9 is easily attached to the mounting member 12 using the pin 14 provided on this end 9a. Positioning can be done simply by mounting, and then the bolts or other mounting means can be operated. The main reason for this is that the work has been significantly simplified.

[0013]

[Effect of the idea]

As is clear from the above explanation, the seal installation of the air cushion boat according to the present invention The structure is divided into sections at the bottom of the boat body by side walls and seal members installed at the front and rear. An air cushion that is made to float by supplying pressurized air into this compartment. In a boat, the front sealing member is constituted by a finger, and the end of the finger A pin is protruded outward, and a bendable rod is arranged inward, and the boat body is A mounting member is placed extending in the front and back direction of the bottom surface, and this mounting member receives the pin. The structure is configured with a pin hole provided, and the following effects can be achieved.

[0014] In other words, the pin provided at the end of the finger constituting the seal member is connected to the bottom of the boat body. Positioning was performed by extending and inserting the rod into the pin hole of the mounting member provided on the surface. After that, align the upper edge of the finger with the mounting member, and use the bolt to attach the upper edge to the mounting member. Since the seal is fixed to the material, installation and removal of the seal is easy and quick. It has the effect of being able to be carried out.

[0015]

[Brief explanation of drawings]

FIG. 1 is a side view of the front lower part of an air cushion boat according to the present invention.

FIG. 2 is a bottom perspective view of FIG. 1;

FIG. 3 is a sectional view taken along the line AA in FIG. 2;

FIG. 4 is a sectional view taken along the line BB in FIG. 2;

FIG. 5 is a perspective view of the finger of the air cushion boat according to the present invention;

FIG. 6 is an enlarged view of part B in FIG. 5;

FIG. 7 is a side view of a sidewall type air cushion watercraft of a conventional air cushion watercraft.

FIG. 8 is a bottom perspective view of FIG. 7;

[Explanation of symbols]

1 Boat body 2 Side wall 3 Hull 4,5
Seal device 6 Compartment 7 Water jet device 8 Bottom surface 9 Finger 10 Pin hole 11 Bolt hole 12 Mounting member 13 Mounting piece 14, 15 Pin 16 Rod 17 Reinforcement member 18, 19 Bolt hole.

Claims (1)

[Scope of utility model registration request] Claim 1: An air cushion boat in which a compartment is formed at the bottom of the boat body by a side wall and seal devices provided at the front and rear parts, and the boat floats by supplying pressurized air into the compartment. The part sealing device is composed of a finger, and a pin is provided protruding outward from the end of this finger, and a bendable rod is provided inwardly, and extends in the front-rear direction of the bottom of the boat body to attach the mounting member. A seal mounting structure for an air cushion watercraft, wherein the mounting member is provided with a pin hole for receiving the pin.