CN201538416U

CN201538416U - Sealing cap for sealing large opening of underwater ship

Info

Publication number: CN201538416U
Application number: CN200920287577XU
Authority: CN
Inventors: 杨玉波; 庄田
Original assignee: Dalian Shipbuilding Industry Co Ltd
Current assignee: Dalian Shipbuilding Industry Co Ltd
Priority date: 2009-12-11
Filing date: 2009-12-11
Publication date: 2010-08-04
Anticipated expiration: 2019-12-11

Abstract

The utility model discloses a sealing cap for sealing large opening of underwater ship, comprising a pinewood cap plate (1) embedded with angle steels (21). The periphery of the pinewood cap plate is connected with a pine flitch (2) by a mortise and tenon structure. The outside end face of the pine flitch is fixed with a sealing rubber plate (3) by packing with nails (23). The face of the pinewood cap plate (1) is penetrated with at least two pole bolts (4). One end of the pole bolts (4) is provided with a hook shape and the other end locked with a nut. When a tooling device is used, diver mounts the sealing cap in place and match the pole bolts with the grating at the opening to fasten. Drawing water in the cabin results in the inside and outside water pressure difference, a sealing box is adhered to the opening for watertight seal, which can be finished in the cabin. The sealing cap has the advantages of simple structure, easy manufacture and convenient use, thus effectively helping the underwater maintenance and improving the maintenance efficiency of the ship.

Description

The capping that is used for underwater ship body large perforate shutoff

Technical field

The present invention relates to a kind of maintenance of the vessel auxiliary device, more particularly, relate to a kind of assembly that is used for the hull openings shutoff in the underwater.

Background technology

After the launching, ship on the water surface has large-scale perforate at undersurface hull, this perforate is called sea chest, ship communicates with seawater by it, when large-scale tapping in the ship had equipment need change, repair or have other hull work to carry out, the seawater in the cabin just became obstacle, it need be extracted out, and guarantee that seawater does not enter cabin, can carry out the every repairing fortification in the hull.

For example: after PC760-1# launched a ship, the shipowner required on the quarter 47-49 rib interdigit by the gunnel place, and a certain device does not reach technical requirements, required more to renew.This device has sea chest (1200 * 600) to communicate with seawater in the underwater, need can carry out dismounting to the perforate shutoff and renew.Because hull bottom has sea chest to communicate with seawater, so will carry out hull work, topmost problem is exactly with sea chest perforate shutoff, prevents that seawater from entering cabin.

Summary of the invention

The present invention is intended to solve after the launching, the problem that is faced when needing again to carry out hull repairing fortification, provide a kind of simple and practical, the auxiliary mould device that is easy to realize, by using this device, the effectively large-scale perforate of shutoff sea chest prevents that seawater from entering cabin, guarantees carrying out smoothly of fortification.

In order to address the above problem, a kind of capping that is used for underwater ship body large perforate shutoff of the present invention comprises the pine cover plate of embedded angle steel, and the edge of pine cover plate one side surface is connected with pine side by tenon structure.Pine side all around, outside end face is fixed with sealed rubber plate with nail in the parcel mode.The plate face of pine cover plate also is equipped with at least two bolt of long stems; Hook-shaped is arranged in the end of the relative pine cover plate with rubber plate of bolt of long stem homonymy, and the end anchoring of opposite side has nut.

In addition, angle steel is many rows or multiple row, is embedded in the side surface that the pine cover plate fourth of the twelve Earthly Branches meets pine side, is mainly used in the intensity of strengthening capping of the present invention.

Fitting device of the present invention is whole to be the capping that is complementary with perforate, is made up of pine cover plate, angle steel section bar, pine side, sealed rubber plate.Capping has match linear with hull openings contact site bedding-in, and capping is provided with two stock special bolts and the perforate position is fixed.During use, the diver is in place capping, and bolt of long stem is arranged in pairs or groups fastening mutually with the grid of tapping.Drawing water in the cabin, it is stifled to cause inside and outside differential water pressures that the tight card of seal box is combined in perforate position water-stop, promptly can carry out work in the cabin.This plugging device quality and buoyancy calculation are accurate, make its buoyancy in seawater be a bit larger tham quality, are in random floating condition substantially, and the diver need not spend too great strength can spur plugging device and be in place.The mass density that the accuracy of calculating is at first chosen pine side is suitable, also will arrive and make the on-the-spot wet degree of doing of timber of checking, experience also has big effect, so that revise according to actual conditions.Accomplish and reach accurately that random floating condition is difficult to be accomplished.If the plugging device quality is heavy or gently can be with density greater than 1 or adjust the relation of gravity and buoyancy less than 1 object.Apparatus of the present invention have characteristics simple in structure, easy to manufacture, easy to use, the effectively maintenance work under the auxiliary water, the maintenance efficiency of raising boats and ships.

Description of drawings

Fig. 1 is overlooking structural representation of capping of the present invention;

Fig. 2 be among Fig. 1 A-A to generalized section;

Fig. 3 be among Fig. 1 B-B to generalized section.

Fig. 4 is the status architecture scheme drawing of perforate on the ship plank;

Fig. 5 is the running condition scheme drawing of capping of the present invention under Fig. 4 state.

The specific embodiment

The work of perforate shutoff under water happens occasionally in boats and ships repairing fortification waterborne.The present invention mainly is for satisfying the ship on the water surface, and hull has perforate in the underwater, has equipment to change in the ship, repairs or has other hull work to carry out, and shutoff is wanted in perforate, keeps seawater not enter the fitting device that the shutoff perforate is used in the cabin.

Ship body large perforate shutoff capping in boats and ships of the present invention underwater as shown in Figure 1, comprises the cover plate 1 of embedded angle steel 21.In conjunction with Fig. 2, Fig. 3 explanation, the cover plate of this capping is preferably the pine material.The edge of pine cover plate 1 one side is connected with pine side 2 by tenon structure 22.Around pine side constitutes the box body form all around.2 outside end face is fixed with sealed rubber plate 3 with nail 23 in the parcel mode in pine side, and sealed rubber plate 3 wraps the lower end that is positioned at pine side, four limits 2 shown in Fig. 2 and 3.

In conjunction with Fig. 1-3, the plate face of pine cover plate 1 also is equipped with at least two bolt of long stems 4.Among the figure, hook-shaped is arranged in bolt of long stem 4 lower ends, is used for the hanging plate bar grating; And cover plate 1 is passed in the upper end of bolt of long stem 4, and is fixed by nut.

In addition, among Fig. 1, angle steel 21 is many rows or multiple row, is embedded in the side surface that pine cover plate 1 fourth of the twelve Earthly Branches meets pine side 2.And the integral linear of capping of the present invention, should become the linear of consistent and cooperation with hull openings position bedding-in.

Cover plate 1 is the outermost layer of this capping, and rubber plate 3 is its innermost layer, and when using this capping, rubber plate contacts with hull, cover plate 1 and contact with sea water.The occupation mode of capping of the present invention is in conjunction with Fig. 4 and Fig. 5 explanation.As shown in Figure 4, between cross rib bone 6 and vertical rib 7, be provided with battened grating 8 on the ship plank 5; Among Fig. 4, the perforate of ship plank is located in battened grating 8 places.

During use, as shown in Figure 5, the diver is in place capping 10, and bolt of long stem 4 is arranged in pairs or groups fastening mutually with the grid 8 of tapping.Draw water in the cabin and cause inside and outside differential water pressures, capping 10 tight cards are combined in the water-stop plug-hole place at perforate position, promptly can carry out work in the cabin.Among Fig. 5, capping 10 covers shutoff box 9 places at tapping, utilizes hydraulic pressure 11 will cover 10 and is sealed in box mouth place.

This plugging device quality and buoyancy calculation are accurate, make its buoyancy in seawater be a bit larger tham quality, are in random floating condition substantially, and the diver need not spend too great strength can spur plugging device and be in place.The mass density that the accuracy of calculating is at first chosen pine side is suitable, also will arrive and make the on-the-spot wet degree of doing of timber of checking, experience also has big effect, so that revise according to actual conditions.Accomplish and reach accurately that random floating condition is difficult to be accomplished.If the plugging device quality is heavy or gently can be with density greater than 1 or adjust the relation of gravity and buoyancy less than 1 object.

The making of capping of the present invention at first should be done a simple occluder frame according to hull structure, and is linear according to real ship bedding-in position of opening.Because the offset of tapping is difficult to provide, must arrive bedding-in on the real ship, make capping according to this simple and easy occluder frame to woodworking shop again.Simple and easy occluder frame is exactly that to get the bicurvature of tapping linear, works and is intended to make things convenient for the making of capping.In addition, the common symmetry of the perforate on the hull structure is offered, and respectively is one on port and starboard.

Claims

1. capping that is used for underwater ship body large perforate shutoff, it is characterized in that, the pine cover plate (1) that comprises embedded angle steel (21), the edge of described pine cover plate (1) one side is connected with pine side (2) by tenon structure (22), and the outside end face of described pine side is fixed with sealed rubber plate (3) with nail (23) in the parcel mode all around;

The plate face of described pine cover plate (1) also is equipped with at least two bolt of long stems (4); Hook-shaped is arranged in the end of the relative described pine cover plate with described rubber plate (3) of described bolt of long stem (4) (1) homonymy, and the end anchoring of opposite side has nut.

2. according to the described capping that is used for underwater ship body large perforate shutoff of claim 1, it is characterized in that described angle steel (21) is many rows or multiple row, is embedded in the side surface that described pine cover plate (1) fourth of the twelve Earthly Branches meets described pine side (2).