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CN-121973907-A - Temporary sealing device for ship cabin wall hole

CN121973907ACN 121973907 ACN121973907 ACN 121973907ACN-121973907-A

Abstract

The invention provides a temporary sealing device for a ship cabin wall hole, which is characterized in that a watertight cover is arranged on one side of a bulkhead, to which pressure is applied, and is detachably connected with the bulkhead through a plurality of fixing assemblies, the watertight cover comprises a cover body, a sealing ring is arranged around the cabin wall hole on the side surface of the cover body, which is close to the bulkhead hole, the sealing ring is of a compression deformation structure, at least one group of plastic holes which are circularly distributed are arranged inside the sealing ring along the radial direction of the sealing ring from inside to outside, each group of plastic holes are communicated through an air pipe, the plastic holes positioned at the innermost ring are communicated with the outside through the air pipe, the joint surface of the sealing ring and the bulkhead is a honeycomb surface, the thickness of the sealing ring is unchanged along the radial direction, and the valley depths of a plurality of wave troughs on the honeycomb surface are gradually increased along the radial direction from outside to inside. According to the watertight cover, the watertight cover is arranged on one side of the opening, so that the opening is temporarily plugged, the temporary sealing requirement of a ship in the construction process is met, and the construction cost of the ship is reduced.

Inventors

  • LI JIANCHAO

Assignees

  • 招商局金陵船舶(南京)有限公司

Dates

Publication Date
20260505
Application Date
20251222

Claims (10)

  1. 1. The temporary sealing device for the ship cabin wall hole is characterized by comprising a watertight cover and a fixing assembly, wherein the watertight cover is arranged on the pressed side of the cabin wall, the fixing assembly is arranged on the other side of the cabin wall hole, the watertight cover is detachably connected with the fixing assembly, the cabin wall hole periphery side cabin wall is positioned between the fixing assembly and the watertight cover, and the fixing assembly and the periphery side of the watertight cover are tightly attached to the cabin wall of the cabin wall hole periphery side.
  2. 2. The temporary sealing device for the cabin wall hole of the ship according to claim 1, wherein the watertight cover comprises a cover body, a sealing ring is arranged around the cabin wall hole on the side face of one side, close to the cabin wall hole, of the cover body, the sealing ring is of a compression deformation structure, at least one group of plastic holes which are distributed circularly are arranged inside the sealing ring along the radial direction of the sealing ring from outside to inside, two adjacent plastic holes are communicated through an air pipe, the plastic hole group positioned at the innermost ring is communicated with the outside through the air pipe, a plurality of honeycomb plastic grooves which are regularly arranged are arranged on the joint face of the sealing ring and the cabin wall, the valley depth of each honeycomb plastic groove is gradually increased from outside to inside along the radial direction, and the thickness of each sealing ring is unchanged along the radial direction.
  3. 3. The temporary sealing device for a bulkhead hole of a ship according to claim 2, wherein the fixing member comprises a fixing body, and the fixing body and the cover are symmetrically provided with a plurality of connection members through opposite portions of the bulkhead hole.
  4. 4. A temporary sealing device for a marine vessel wall hole according to claim 3, wherein the connecting assembly comprises a connecting base, a connecting rod which is arranged in a vertical rotating way is connected to the connecting base, and the free end of the connecting rod is detachably connected with the fixing body after penetrating through the fixing body.
  5. 5. The temporary sealing device for a vessel bulkhead hole according to claim 4, wherein the connecting rod is a screw rod connected to the fixing body through a nut and a fastening cap, and a gasket is provided between the nut and the fastening cap.
  6. 6. The temporary sealing device for a marine vessel bulkhead hole according to claim 5, wherein the fixing base is a corner bracket fixed on one side surface of the cover body, which is close to the bulkhead, in a mirror symmetry manner at intervals, and one end of the screw rod extends between the two corner brackets and is rotatably connected with the corner brackets through bolts.
  7. 7. The temporary sealing device for the ship cabin wall hole according to claim 3-6, wherein the fixing body is a fixing plate or a plurality of support rods vertically and horizontally crossed.
  8. 8. The temporary sealing device for the ship cabin wall hole according to claim 7, wherein when the fixing body is composed of a plurality of support rods vertically and horizontally crossed, two ends of each support rod extend out of the cabin wall hole, a plurality of long screw holes extending along the length direction of each support rod are symmetrically arranged on each support rod, each long screw hole is opposite to a connecting component positioned on the sealing cover, the connecting rod penetrates through the long screw hole, the inner width of each long screw hole is greater than or equal to 1.2 times of the outer diameter of a screw rod, the inner length of each long screw hole is greater than or equal to 3 times of the outer diameter of the screw rod, and the length L of each support rod is equal to the width D=1.2-1.5:1 of the cabin wall hole.
  9. 9. The temporary sealing device for a ship cabin wall hole according to claim 1, wherein a sealing piece with an inner ring shape identical to the outer peripheral shape is fixed on the outer peripheral side of the cover body, the outer side surface of the sealing piece is an inward concave arc surface, and the outer peripheral side of the inner side surface of the sealing piece is tightly attached to the cabin wall.
  10. 10. The temporary sealing device for a marine bulkhead hole according to claim 1, wherein vertically and horizontally staggered reinforcing ribs are arranged on the side surface of the cover body, which is close to the bulkhead hole.

Description

Temporary sealing device for ship cabin wall hole Technical Field The invention belongs to the technical field of ship process manufacturing, and particularly relates to a temporary sealing device for a ship cabin wall hole. Background When the ship tightness test and the ship construction are closed, temporary plugging is carried out on a process hole, a lightening hole or a manhole, and the conventional temporary sealing mode mostly adopts welding temporary steel plates or using recommended plugging plates, and has the defects that 1, the sealing reliability is poor, particularly, side leakage is easy to occur when pressure difference exists on two sides of a bulkhead, 2, the installation and disassembly efficiency is low, a large amount of labor and time cost are required, and 3, the temporary sealing structure cannot adapt to different opening sizes and shapes, so that the construction cost is increased. Therefore, there is an urgent need for a bulkhead hole temporary sealing device that can be quickly installed, sealed reliably, and reused, to solve the temporary closing requirement in the ship construction process, reduce the construction cost, and improve the construction efficiency. Disclosure of Invention In view of the above, the present invention provides a temporary sealing device for a marine vessel wall hole. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a temporary sealing device in boats and ships cabin wall hole, the device includes watertight lid and fixed subassembly, watertight lid locates the pressurized side of bulkhead, fixed subassembly locates the opposite side in cabin wall hole, watertight lid with fixed subassembly can dismantle the connection, cabin wall hole week side bulkhead is located fixed subassembly with watertight lid between, just fixed subassembly with watertight lid's all around side is hugged closely on the bulkhead of cabin wall hole week side. Further, the watertight cover comprises a cover body, wherein a sealing ring is arranged on the side surface of one side, close to the bulkhead hole, of the cover body, the sealing ring is of a compression deformation structure, at least one group of plastic holes which are distributed circularly are arranged inside the sealing ring from outside to inside along the radial direction of the sealing ring, each group of plastic holes are communicated through an air pipe, the plastic holes positioned at the innermost ring are communicated with the outside through the air pipe, a plurality of cellular plastic grooves which are arranged regularly are arranged on the joint surface of the sealing ring and the bulkhead, the valley depth of each cellular plastic groove is gradually increased from outside to inside along the radial direction, and the thickness of the sealing ring is unchanged along the radial direction. Further, the fixed component is arranged on the other side of the bulkhead hole and is opposite to the watertight cover, the fixed component is detachably connected with the cover body, and the periphery of the fixed component is clamped on the bulkhead on the periphery of the bulkhead hole. Further, the fixing component comprises a fixing main body, and a plurality of groups of connecting components are symmetrically arranged on the opposite parts of the fixing main body and the cover body through bulkhead holes. Further, the connecting assembly comprises a connecting base, a connecting rod which is arranged in a vertical rotating mode is connected to the connecting base, and the free end of the connecting rod penetrates through the fixing main body and then is detachably connected with the fixing main body. Further, the connecting rod is a screw rod, the screw rod is connected with the fixing main body through a nut and a fastening cap, and a gasket is arranged between the nut and the fastening cap. Furthermore, the fixed base is fixed on the corner connector on one side of the cover body close to the bulkhead in a mirror symmetry mode at intervals, one end of the screw rod extends into the space between the two corner connectors, and the screw rod is connected with the corner connectors in a rotating mode through bolts. Further, the fixing body is a fixing plate or is composed of a plurality of support rods which are vertically and horizontally crossed. Further, when the fixing body is composed of a plurality of support rods vertically and horizontally crossed, two ends of each support rod extend out of the cabin wall hole, a plurality of long screw holes extending along the length direction of each support rod are symmetrically formed in each support rod, each long screw hole is arranged opposite to a connecting component located on the sealing cover, the connecting rod penetrates through the long screw hole, the inner width of each long screw hole is larger than or equal to 1.2 times of the outer diameter of the screw rod, the inner leng