JPH0746634Y2 - Electrical box mounting structure for small planing boats - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a mounting structure for an electrical box in a hull of a small planing boat having a bench-type seat at a middle portion in the front-rear direction of a deck.

[Conventional technology]

The hull of a small planing boat of this type is generally formed by a hollow shell formed by joining a plastic molded deck part and a hull part, and an engine mounted in the hull drives a propulsion unit at the rear of the hull and The steering means is operated by the steering wheel.

As the propulsion device, for example, a broper or a jet pump is used.

Prior art documents include, for example, Japanese Patent Application No. 63-234100.

In such a small planing boat, a structure is adopted in which various electrical components such as ignition coils and magnetic switches are housed in a waterproof electrical component box, and the electrical component box is connected to the engine or other electrical components by wiring. ing.

In addition, an openable engine hood (or hard top cover) is provided on the upper surface of the deck, and the engine hood is used to access the equipment inside the hull such as checking the engine and various electric components or refueling the fuel tank. I was open and doing it.

Prior art documents showing such a conventional structure include, for example, Japanese Utility Model Publication No. 61-9395.

[Technical issues to be solved by the device]

However, in the conventional small planing boat, since the electrical box is mounted on the bottom of the ship, the wiring of the high-voltage cord connected to the ignition plug at the top of the engine becomes complicated and long. However, the wiring work required a lot of work.

Also, since the engine hood is installed on the deck, the hull structure becomes complicated and it takes time for inspection work.

The present invention has been made in view of such a technical problem, and an object of the present invention is to provide a simple and inexpensive structure to shorten a high-voltage cord connected to an engine spark plug and to prevent bending during wiring. It can be greatly reduced, the workability during assembly and inspection can be improved, and when changing the size and model of the engine, only a part of the shape and size of the bracket is simple and inexpensive. It is an object of the present invention to provide an electrical equipment box mounting structure for a small planing boat that can handle the above.

[Means for solving problems]

The present invention is to mount a bench-type seat on a deck, mount an engine inside the hull below the seat, and mount the electrical box on a small planing boat configured to drive a propulsion unit at the rear of the hull with the engine. In the structure, the seat is rotatably attached rearward to the deck around a fulcrum provided at the rear part thereof, and is sealed by the seat at a position covered by the seat in the normal position on the upper surface of the deck. An opening is formed, a bracket for mounting an electrical component box having an ignition coil and other electrical components and having a high voltage cord lead-out portion is fastened to the periphery of the inspection opening on the back of the deck with a bolt or the like, and the electrical component box is The high-voltage cord lead-out portion facing the inspection opening and at the same height as the high-voltage cord connecting portion of the engine next to the engine. With the structure that is attached in an arrangement such as to face with the high-tension code connection portion, it is intended to accomplish the above object.

〔Example〕

 Embodiments of the present invention will be described below with reference to the drawings.

FIG. 3 is a vertical cross-sectional view of a central portion of an embodiment of the small watercraft according to the present invention, and FIG. 4 is an external perspective view of the small watercraft of FIG.

In FIG. 3 and FIG. 4, the hull 1 has a structure in which the deck 2 and the hull 3 are joined together at the mating surface 4 and integrated, and a passenger is seated at the middle portion of the deck 2 in the front-rear direction. Bench type seat 5 and floor 6 in front of it
The cockpit 7 having the

The deck 2 and the hull 3 are made of, for example, plastic (including FRP) molded products.

The bench type seat 5 usually has a width that allows two people to sit side by side, and the seat 5 is integrally formed with a backrest portion 5A.

A handle post 8 projecting above the cockpit is attached to a portion of the deck 2 in front of the cockpit 7 (close to the bow).

A steering handlebar 15 is pivotally supported on the handlebar post 8. By operating the handlebar 15,
As shown in FIG. 3, steering is performed by changing the direction of the injection nozzle 14 of the propulsion unit 12 at the rear of the hull via the control cable 16.

In FIG. 3, an engine 10 is mounted inside the hull 1 below the seat 5, and the engine drives the propulsion unit 12 via a drive shaft 11.

As the propulsion unit 12, a jet pump is used which obtains propulsion force by injecting water sucked from the bottom opening 13 rearward.

The handle 15 is provided with a throttle lever (not shown) for controlling the engine 10.

As the handle 15, a round handle, a bar handle, etc. can be freely used in addition to the concave handle as shown.

In the illustrated example, the interior of the hull 1 has bulkheads 17 and 17A.
The latter half is an engine room 18 that houses the engine 10 and the like.

The seat 5 is attached to the deck 2 so as to be rotatable (openable and closable) rearward.

FIG. 5 is a partially cutaway side view showing the state of rotation of the seat 5.

In FIG. 5, the position of the seat 5 when in use is shown by a chain double-dashed line, and the seat 5 shown by a solid line shows a state in which the seat 5 is rotated backward (opened).

In FIG. 5, the seat 5 is rotatably attached to the upper surface of the deck 2 via two hinges 23 at the left and right as shown in FIG.

At the normal position indicated by the chain double-dashed line, the seat 5 is fixed to the upper surface of the deck by hooking hooks 24 (two positions on the left and right) provided on the lower side of the front part thereof to the deck 2 side.

At a position on the upper surface of the deck 2 which is covered by the seat 5 at the normal position, an inspection opening for inspecting the engine 10 and other equipment in the engine room 18 and for refueling a fuel tank (not shown). Are formed.

Therefore, when the engine or the like is inspected or the work such as refueling is performed, these accessories can be accessed by releasing the hook 24 by one-touch operation and rotating the seat 5 rearward.

FIG. 1 is a plan view showing a portion of the inspection opening 21 of the deck 2 in which the seat 5 is omitted, and FIG. 2 is a line in FIG.
FIG. 11 is a vertical sectional view taken along line II-II.

In FIGS. 1 and 2, an inspection opening 21 for inspecting the inside of the engine room 18 is formed at a position corresponding to the seat 5 (FIG. 3) on the upper surface of the deck 2.

Inside the engine room 18, in addition to the engine 10, an electrical box 31, a battery 32, a fuel tank (not shown), and the like are mounted.

The illustrated engine 10 includes two cylinders 10 arranged in the front-rear direction.
A case of a two-cylinder engine having A and 10B is shown.

The electrical equipment box 31 (right side) and the battery 32 (left side) are arranged on both sides of the engine 10.

The electrical equipment box 31 is mounted on the deck 2 near the inspection opening 21.
Is mounted on a bracket 34 fixed to the back surface of the bolt with a bolt 33 or the like.

The electrical equipment box 31 has a waterproof structure, and electrical components such as an ignition coil 35 (FIG. 1) and a magnetic switch are housed inside the electrical equipment box 31.

The ignition coil 35 and spark plugs 36A, 3 of each cylinder 10A, 10B
The high voltage cords 37A and 37B are connected to the 6B.

Therefore, as shown in FIGS. 1 and 2, the electrical equipment box 31 faces the inspection opening 21 and has the same height as the high pressure cord connection portions 36A, 36B of the engine 10 beside the engine 10. Is attached to the position through the bracket 34.

Thus, the high-voltage cords 37A, 37B of the electrical equipment box 31 and the high-voltage cord connecting portions 36A, 36B of the engine 10 are arranged so as to face each other at a substantially shortest distance, and thus, the high-voltage cords 37A, The 37B can be routed along a short path with little bending.

In FIG. 1, 38 is wiring between the battery 32 and the starter motor 39, 40A and 40B are wiring between the electrical equipment box 31, the battery 32 and the starter motor 39, 41
A and 41B respectively indicate wiring between the electrical equipment box 31 and a magnet (not shown) and a start / stop switch (not shown).

According to the embodiment described above, the following effects were obtained.

i) The electrical equipment box 31 faces the inspection opening 21 and is located beside the engine 10 at the high pressure cord connection portions 36A, 36B of the engine.
Since it was mounted via bracket 34 at a position approximately the same as, high-voltage cord 37 that is wired between engine 10 and
The lengths of A and 37B can be shortened and the curvature can be greatly reduced, and the connection work of the high-voltage cords can be facilitated and the efficiency of the space inside the hull can be improved.

ii) Since the seat 5 is made rotatable and the engine inspection opening 21 sealed by the seat 5 is formed and the electrical equipment box 31 is arranged so as to face the inspection opening, the conventional engine hood or It is possible to obtain a small planing boat that can simplify the deck structure by omitting a complicated open / close lid structure such as a hardtop and can easily maintain the components such as the electrical box 31 and the engine 10. It was

iii) Since the electrical equipment box 31 is attached to the back surface of the deck 2 via the bracket 34 fastened with the bolts 33 or the like, when changing the size or model of the engine 10, a part of the shape and size of the bracket 34 is simple and inexpensive. The electrical box mounting structure for a small planing boat, which can be easily adapted by simply changing it, was obtained.

Although the electrical equipment box 31 is arranged on the right side of the engine 10 in the above-mentioned embodiment, it may be arranged on the left side.

Further, in the above embodiment, the case where the engine 10 has two cylinders is shown, but the present invention can be similarly carried out even when the engine has one cylinder or three cylinders or more, and the same effect can be achieved.

[Effect of device]

As is clear from the above description, according to the present invention, a bench type seat is mounted on a deck, an engine is mounted inside the hull below the seat, and the engine drives a propulsion unit at the rear of the hull. In the electrical box mounting structure of the configured small planing boat, the seat is mounted so as to be rotatable rearward with respect to the deck around a fulcrum provided at its rear portion, and is covered by the seat in the normal position on the upper surface of the deck. The sheet has an inspection opening sealed by the sheet, and a bracket for accommodating an electrical component such as an ignition coil and having an electric box having a high-voltage cord drawer is provided around the inspection opening on the back of the deck. Fastened with bolts or the like, the electrical box faces the inspection opening and is substantially the same as the high-voltage cord connection part of the engine next to the engine. Since the high-voltage cord pull-out portion is mounted in such a position as to face the high-voltage cord connecting portion at the same height, the high-pressure cord connected to the engine spark plug is shortened with a simple and inexpensive structure, The curvature during wiring can be greatly reduced,
It is possible to improve workability during assembly and inspection, and when changing the size and model of the engine, it is possible to deal with it by simply changing a part of the shape and size of the bracket which is simple and inexpensive. An electrical box mounting structure for a boat is provided.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of an electrical equipment box mounting structure for a small planing boat according to the present invention, and FIG. 2 is a line II-I in FIG.
FIG. 4 is a vertical cross-sectional view taken along the line I, and FIG. 3 is a vertical cross-sectional view of a central portion of a small planing boat having an electric equipment box mounting structure according to the present invention.
3 is an external perspective view of the small planing boat shown in FIG. 3, and FIG. 5 is a partially cutaway side view showing a seat rotating structure of the small planing boat shown in FIG. Below, the symbols showing the main components in the drawings are listed. 1 ... Hull, 2 ... Deck, 3 ... Hull, 5 ... Bench type seat, 8 ... Handle post, 10 ... Engine, 11 ... Drive shaft, 12 ... Propulsion machine, 15 ... Steering Handle, 18 …… Engine room, 21 …… Inspection opening, 23 …… Hinge, 31 …… Electrical box, 32 ……
Battery, 34 …… Bracket, 35 …… Ignition coil, 36
A, 36B …… Spark plug, 37A, 37B …… High-voltage cord.

Claims (1)

[Scope of utility model registration request] 1. An electrical box for a small planing boat, comprising a bench type seat mounted on a deck, an engine mounted inside the hull below the seat, and the engine driving a propulsion unit at the rear of the hull. In the mounting structure, the seat is mounted so as to be rotatable rearward with respect to the deck around a fulcrum provided at the rear portion thereof, and is sealed by the seat at a position on the upper surface of the deck covered by the seat in the normal position. Bracket for mounting an electrical equipment box having a high-voltage cord lead-out portion, in which electrical components such as an ignition coil are housed, is fastened to the periphery of the inspection opening on the rear surface of the deck with bolts, etc. Indicates the high-voltage cord pull-out at a position facing the above-mentioned inspection opening and at the same height as the high-voltage cord connecting portion of the engine next to the engine. Electrical equipment box mounting structure of but small watercraft, characterized in that mounted in an arrangement such as to face with the high-tension code connection.