CN213620140U - Outer plate abrupt change bulwark structure - Google Patents
Outer plate abrupt change bulwark structure Download PDFInfo
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- CN213620140U CN213620140U CN202022864404.9U CN202022864404U CN213620140U CN 213620140 U CN213620140 U CN 213620140U CN 202022864404 U CN202022864404 U CN 202022864404U CN 213620140 U CN213620140 U CN 213620140U
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- bulwark
- plate
- reinforcing rib
- vertical reinforcing
- top deck
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Abstract
The utility model discloses a bulwark structure with a shell plate mutation position, which comprises a bulwark plate arranged at the outer side of a bulwark shell plate at the lower part of an upper building; the bulwark plate is arranged on the top deck; the bulwark plate is rectangular; the top of the bulwark plate is flush with the upper deck of the top deck; the bottom of the bulwark plate is connected with a hull outer plate outside the top deck; a plurality of first vertical reinforcing ribs are fixedly arranged on the bulwark plate, and the first vertical reinforcing ribs are respectively aligned with the vertical main ribs positioned below the top deck; the bulwark plate is provided with through holes between the adjacent first vertical reinforcing ribs; a second vertical reinforcing rib is arranged between the through hole and the first vertical reinforcing rib; a transverse reinforcing rib is arranged on the upper side of the through hole; the vertical strengthening rib of second and horizontal strengthening rib all set firmly in the bulwark board. The utility model discloses can effectual improvement stress distribution, reduce the appearance of stress concentration and crackle, the thick thickening that need not be a large amount of again of board.
Description
Technical Field
The utility model relates to a boats and ships technical field, in particular to planking sudden change department bulwark structure.
Background
The superstructure area of the existing ro-ro passenger ship is generally slightly shorter than the ship length, particularly the front end and the rear end, and a surrounding type outer plate is not adopted. The superstructure of part of the ro-ro passenger ship is only distributed at the front end or the rear end of the ship, and the length of the superstructure is far less than the ship length.
The upper building structure of the passenger roller ship has the problem of stress concentration at the break (namely the sudden change of the outer plate) due to the influence of the total longitudinal direction, and cracks are easy to occur. In the existing solution, as shown in fig. 1, a bulwark plate 10 is arranged outside a bulwark plate 11 of a superstructure, the bulwark plate 10 is arranged on a top deck 12, and the outer contour of the bulwark plate 10 adopts an arc design so as to facilitate the release of stress. However, the conventional solutions have a poor stress release effect, and cracks occur, and further, the thickness of the bulwark plate needs to be increased greatly, which results in an increase in the weight of the ship.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an planking sudden change department bulwark structure in order to overcome the above-mentioned defect that prior art exists.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a bulwark structure with a sudden change of outer plates comprises bulwarks arranged on the outer sides of bulwarks at the lower part of an upper-layer building; the bulwark plate is arranged on the top deck; a plurality of vertical main ribs positioned below the top deck are fixedly arranged on the hull outer plate outside the top deck; the bulwark plate is rectangular; the top of the bulwark plate is flush with the upper deck of the top deck; the bottom of the bulwark plate is connected with a hull outer plate outside the top deck; a plurality of first vertical reinforcing ribs are fixedly arranged on the bulwark plate, and the first vertical reinforcing ribs are respectively aligned with the vertical main ribs positioned below the top deck; the bulwark plate is provided with through holes between the adjacent first vertical reinforcing ribs; a second vertical reinforcing rib is arranged between the through hole and the first vertical reinforcing rib; a transverse reinforcing rib is arranged on the upper side of the through hole; the vertical strengthening rib of second and horizontal strengthening rib all set firmly in the bulwark board.
The first vertical reinforcing rib is a T-shaped section.
The second vertical reinforcing ribs and the transverse reinforcing ribs are rectangular plates.
The second vertical reinforcing rib is located between the horizontal reinforcing rib and the top deck, the upper end of the second vertical reinforcing rib is fixedly connected with the horizontal reinforcing rib, and the lower end of the second vertical reinforcing rib is not connected with the top deck.
The transverse reinforcing ribs are not connected with the first vertical reinforcing ribs.
The through hole is rectangular, and four corners of the through hole are of chamfer structures.
The length of the bulwark plate is more than 5 meters.
The height of the bulwark plate is more than 2 meters.
The bulwark plate is connected with the bulwark outer plate at the lower part of the superstructure in a welding way.
The bulwark plate and the bulwark outer plate at the lower part of the superstructure are integrally formed.
The beneficial effects of the utility model reside in that: the utility model discloses a bulwark structure, through the bulwark mode that sets up the trompil, as the extension of bulwark planking of superstructure lower part, can effectual stress distribution of bulwark planking of improvement superstructure lower part, reduce the appearance of stress concentration and crackle. The utility model discloses a bulwark, its thickness is less than current arc end limit bulwark thickness far away. The utility model discloses in, the through-hole of bulwark board can be as big as possible to alleviate the weight of bulwark board, and then reduced the weight of boats and ships. The utility model has the advantages of small required structure thickness, convenient construction in shipyards and reduced construction cost; the safety of the structure is guaranteed, and the construction cost is reduced.
Drawings
Fig. 1 is a schematic view of a conventional bulwark structure.
Fig. 2 is a schematic structural diagram of a preferred embodiment of the present invention.
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 2, an outer panel mutation bulwark structure includes a bulwark panel 30 provided on the outer side of a bulwark outer panel 23 at the lower part of a superstructure. The bulwarks 30 are arranged on the top deck 20; a plurality of vertical main ribs 22 positioned below the top deck are fixedly arranged on the hull outer plate 21 outside the top deck.
The bulwark 30 is rectangular; the top of the bulwarks 30 is flush with the upper deck of the top deck 20; the bottom of the bulwarks 30 is connected to the hull outer plate 21 outside the top deck.
The bulwark 30 is fixedly provided with a plurality of first vertical reinforcing ribs 41, and the first vertical reinforcing ribs 41 are respectively aligned with the vertical main ribs 22 below the top deck.
Through holes 40 are formed between the adjacent first vertical reinforcing ribs 41.
A second vertical reinforcing rib 42 is arranged between the through hole 40 and the first vertical reinforcing rib 41.
The upper side of the through hole 40 is provided with a transverse reinforcing rib 43; the second vertical reinforcing rib 42 and the transverse reinforcing rib 43 are both fixedly arranged on the bulwark plate 30.
The first vertical reinforcing rib 41 is a T-shaped bar.
The second vertical reinforcing ribs 42 and the transverse reinforcing ribs 43 are rectangular plates.
The second vertical reinforcing rib 42 is positioned between the transverse reinforcing rib 43 and the top deck 20, the upper end of the second vertical reinforcing rib 42 is fixedly connected to the transverse reinforcing rib 43, and the lower end of the second vertical reinforcing rib 42 is not connected with the top deck 20.
The transverse reinforcing bead 43 and the first vertical reinforcing bead 41 are not connected.
The through hole 40 is rectangular, and four corners of the through hole 40 are in a chamfer structure.
In this embodiment, the length of the bulwark 30 is greater than 5 meters; the height of the bulwark 30 is greater than 2 meters.
The bulwark plate 30 is welded with the bulwark outer plate 23 at the lower part of the superstructure; alternatively, the bulwarks 30 and the bulwarks 23 at the lower part of the superstructure are integrally formed.
One end of the bulwark plate 30 is connected with a bulwark outer plate at the lower part of the superstructure, and the other end of the bulwark plate 30 is connected with a rail on the top deck.
The utility model discloses a bulwark structure, through the bulwark mode that sets up the trompil, as the extension of bulwark planking of superstructure lower part, can effectual stress distribution of bulwark planking of improvement superstructure lower part, reduce the appearance of stress concentration and crackle.
Through structural stress calculation, the utility model discloses a bulwark, its thickness is less than current arc end limit bulwark thickness far away.
The utility model discloses a bulwark structure can increase the length of bulwark board according to the demand to more effective release stress, through the extension of the grillage structure of one section distance, stress has obtained slow and effectual release, and the board thickness need not a large amount of thickenings again.
The utility model discloses in, the through-hole of bulwark board can be as big as possible to alleviate the weight of bulwark board, and then reduced the weight of boats and ships.
The utility model has the advantages of small required structure thickness, convenient construction in shipyards and reduced construction cost; the safety of the structure is guaranteed, and the construction cost is reduced.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. A bulwark structure with a sudden change of outer plates comprises bulwarks arranged on the outer sides of bulwarks at the lower part of an upper-layer building; the bulwark plate is arranged on the top deck; a plurality of vertical main ribs positioned below the top deck are fixedly arranged on the hull outer plate outside the top deck; it is characterized in that the bulwark plate is rectangular; the top of the bulwark plate is flush with the upper deck of the top deck; the bottom of the bulwark plate is connected with a hull outer plate outside the top deck; a plurality of first vertical reinforcing ribs are fixedly arranged on the bulwark plate, and the first vertical reinforcing ribs are respectively aligned with the vertical main ribs positioned below the top deck; the bulwark plate is provided with through holes between the adjacent first vertical reinforcing ribs; a second vertical reinforcing rib is arranged between the through hole and the first vertical reinforcing rib; a transverse reinforcing rib is arranged on the upper side of the through hole; the vertical strengthening rib of second and horizontal strengthening rib all set firmly in the bulwark board.
2. The outer panel mutation bulwark structure of claim 1, wherein the first vertical reinforcing rib is a T-shaped bar.
3. The exterior panel mutation bulwark structure of claim 1, wherein the second vertical reinforcing ribs and the transverse reinforcing ribs are rectangular plates.
4. The exterior panel mutation bulwark structure of claim 1, wherein the second vertical reinforcing rib is located between the transverse reinforcing rib and the top deck, an upper end of the second vertical reinforcing rib is fixedly connected to the transverse reinforcing rib, and a lower end of the second vertical reinforcing rib is not connected to the top deck.
5. The exterior panel mutation bulwark structure of claim 1, wherein the transverse reinforcing rib and the first vertical reinforcing rib are not connected.
6. The outer panel mutation bulwark structure of claim 1, wherein the through-hole is rectangular, and four corners of the through-hole are chamfered.
7. The outer panel mutation port bulwark structure of claim 1, wherein the length of the bulwark panel is greater than 5 meters.
8. The outer panel mutation port bulwark structure of claim 1, wherein the height of the bulwark panel is greater than 2 meters.
9. The outer panel mutation bulwark structure of claim 1, wherein the bulwark is connected with the outer panel of the bulwark at the lower part of the superstructure by welding.
10. The outer panel mutation bulwark structure of claim 1, wherein the bulwark and the outer panel of the bulwark at the lower part of the superstructure are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022864404.9U CN213620140U (en) | 2020-12-02 | 2020-12-02 | Outer plate abrupt change bulwark structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022864404.9U CN213620140U (en) | 2020-12-02 | 2020-12-02 | Outer plate abrupt change bulwark structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213620140U true CN213620140U (en) | 2021-07-06 |
Family
ID=76638292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022864404.9U Active CN213620140U (en) | 2020-12-02 | 2020-12-02 | Outer plate abrupt change bulwark structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213620140U (en) |
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2020
- 2020-12-02 CN CN202022864404.9U patent/CN213620140U/en active Active
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