CN115071945B - Ship ventilation support column connecting structure and ship - Google Patents
Ship ventilation support column connecting structure and ship Download PDFInfo
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- CN115071945B CN115071945B CN202210786743.0A CN202210786743A CN115071945B CN 115071945 B CN115071945 B CN 115071945B CN 202210786743 A CN202210786743 A CN 202210786743A CN 115071945 B CN115071945 B CN 115071945B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/02—Ventilation; Air-conditioning
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Abstract
The application relates to the technical field of ships, in particular to a ship ventilation support column connecting structure and a ship. The ventilation support column and the support column serial armor plate of the ship ventilation support column connecting structure are made of different materials, the ventilation support column and the support column serial armor plate are connected through the composite joint, reliable connection of the ventilation support column and the support column serial armor plate is achieved, the ventilation support column is made of materials with high melting points, fireproof stability is good, and in order to meet the light-weight requirement, the density of the support column serial armor plate is lower than that of the ventilation support column. Compared with the prior art, through the mode of laying the flame retardant coating, the material of ventilating strut itself has higher fire behavior in the ship ventilating strut connection structure of this application, has solved the technical problem that current low-melting-point ventilating strut fire behavior stability of ship density is poor.
Description
Technical Field
The application relates to the technical field of ships, in particular to a ship ventilation support column connecting structure and a ship.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
The aluminum alloy has the advantages of light weight, corrosion resistance and the like, and is widely used on ships with high weight center of gravity requirements, but the melting point of the aluminum alloy is relatively low. When the ship ventilation support is made of aluminum alloy, the fireproof requirement is difficult to meet. At present, the ship ventilation support column made of aluminum alloy is generally laid with fireproof layers on two sides of an aluminum alloy plate so as to meet the fireproof performance requirement. After the service time of the fireproof layer on the surface of the aluminum alloy is long, the fireproof layer is easy to fall off locally, the fireproof performance of the ventilating strut is affected, the fireproof performance stability is poor, and the technical problem that the fireproof performance stability of the ventilating strut with low density and low melting point of the existing ship is poor is solved.
Disclosure of Invention
An aim of the embodiment of the application is to provide a ship ventilation support connection structure for solve the technical problem that current ship density is little, low-melting-point ventilation support fire behavior stability is poor.
It is yet another object of an embodiment of the present application to provide a method.
In a first aspect, a ship ventilation strut connection structure is provided:
the ship ventilation strut connection structure comprises a strut serial armor plate and a ventilation strut, wherein the ventilation strut is provided with a ventilation channel extending up and down, and the strut serial armor plate is provided with a strut perforation for the ventilation strut to pass through; a closed-loop joint interval is formed between the ventilation support and the support serial armor plate, at least two composite joints are arranged in the closed-loop joint interval, the composite joints are arranged along the circumferential direction of the support perforation, and the ventilation support is connected with the support serial armor plate through the composite joints; the melting point of the ventilation struts is higher than that of the strut series armor plates, and the density of the strut series armor plates is lower than that of the ventilation struts;
the composite joint comprises a pillar welding layer welded and fixed with the ventilation pillar and a deck welding layer welded and fixed with the pillar serial armor plate, wherein the material of the pillar welding layer is the same as that of the ventilation pillar, and the material of the deck welding layer is the same as that of the pillar serial armor plate.
In one possible embodiment, the ventilation strut includes a strut and a strut transition plate welded to the periphery of the strut, the strut transition plate being between the strut and the strut armor plate and welded to the composite joint.
In a possible implementation manner, the pillar perforation is a polygonal hole, the pillar transition plate is a polygonal plate, and the pillar transition plate is matched with the pillar perforation in shape, so that the closed-loop joint interval is polygonal, the number of the composite joints is the same as that of the pillar perforation edges, and the opposite end surfaces of the adjacent composite joints are positioned at the inner angles of the pillar perforation.
In a possible implementation scheme, stress relief counterbores extending up and down are arranged at the inner angle positions of the support column perforation, and the stress relief counterbores are opened at one radial side and are communicated with the support column perforation in the radial direction; the pillar transition plate is provided with a transition plate angle opposite to the inner angle of the pillar perforation, and a stress reduction groove is formed in the transition plate angle, and the bottom of the stress reduction groove faces the inner angle of the pillar perforation.
In one possible implementation scheme, a transition plate patch is welded and fixed on the transition plate of the support column, and the transition plate patch is welded at the corner of the transition plate to cover the stress relief groove and is welded and fixed with two adjacent composite joints.
In one possible implementation, the composite joint comprises a welding section and a welding cut-off section, wherein the welding cut-off sections are arranged at two ends of the composite joint, and the transition plate patch is welded and fixed with the welding section of the composite joint and is in contact fit with the welding cut-off section.
In one possible implementation, a armor plate bushing is welded to the pillar armor plate, and the armor plate bushing is welded to the pillar perforated inner corner to cover the stress relief counterbore and welded to the adjacent composite joint.
In one possible embodiment, adjacent composite joints are spaced apart circumferentially about the strut perforation.
In a possible implementation scheme, the composite joint is a strip-shaped plate-shaped structure, the deck welding layer and the pillar welding layer are arranged in the thickness direction of the composite joint, the composite joint comprises a welding section and a welding cut-off section, the welding section and the welding cut-off section are arranged in the length direction of the composite joint, the welding cut-off section is two and is positioned at the end part of the composite joint, the middle part of the welding section in the width direction is a welding part, the two side areas in the width direction are reserved safety parts, the pillar welding layer of the composite joint is welded and fixed with a ventilation pillar through the welding part of the welding section, and the deck welding layer of the composite joint is welded and fixed with a pillar serial armor plate through the welding part.
In a second aspect, there is also provided a vessel comprising a vessel ventilating strut connection, characterized in that the ventilating strut connection is as described in any one of the possible embodiments of the first aspect.
The ship ventilation support post connection structure in this application has beneficial effect: the ventilation support column and the support column serial armor plate of the ship ventilation support column connecting structure are made of different materials, the ventilation support column and the support column serial armor plate are connected through the composite joint, reliable connection of the ventilation support column and the support column serial armor plate is achieved, the ventilation support column is made of materials with high melting points, fireproof stability is good, and in order to meet the light-weight requirement, the density of the support column serial armor plate is lower than that of the ventilation support column. Compared with the prior art, through the mode of laying the flame retardant coating, the material of ventilating strut itself has higher fire behavior in the ship ventilating strut connection structure of this application, has solved the technical problem that current low-melting-point ventilating strut fire behavior stability of ship density is poor.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a structure of an embodiment of a ship ventilating strut connection structure according to the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic view of a structure of a ship ventilating strut connection structure according to an embodiment of the present invention, before a ventilating strut is connected to a strut serial armor plate by a composite joint;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2 (layers of the composite joint not shown);
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2 (layers of the composite joint not shown);
FIG. 6 is an enlarged view of portion C of FIG. 5 (the darkened portion represents a weld);
FIG. 7 is a cross-sectional view taken along line D-D of FIG. 6;
FIG. 8 is a side view of a composite joint in an embodiment of a marine ventilation strut connection structure according to the present application;
wherein reference numerals are as follows:
1. a pillar string armor plate; 11. internal corners; 12. stress relief reaming; 121. an opening; 2. a ventilation support; 21. a ventilation channel; 22. a column; 23. a post transition plate; 231. a transition plate angle; 232. a stress relief groove; 3. a lower steel deck; 4. closed loop joint spacing; 5. a composite joint; 51. a pillar welding layer; 52. a deck welding layer; 53. a welding section; 531. a welding portion; 532. reserving a security part; 54. welding the cut-off section; 55. a transition layer; 6. repairing the transition plate; 61. stress reduction groove welds; 62. a transition plate weld; 7. repairing plates of the serial armor plate; 71. stress-reducing reaming weld joints; 8. reinforcing ribs.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and for simplification of the description, and do not indicate or imply that the apparatus or element referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
According to a first aspect of the present application, there is provided a ship ventilating strut connection structure, see fig. 1 to 8.
A ship ventilation strut connection structure comprises a strut serial armor plate 1 and a ventilation strut 2, wherein the ventilation strut 2 is provided with a ventilation channel 21 extending up and down, and the strut serial armor plate 1 is provided with a strut perforation for the ventilation strut 2 to pass through. The ventilation support column 2 in the embodiment is made of steel, the lower end of the ventilation support column 2 is welded and fixed on a lower steel deck 3 in a ship, and the upper end of the ventilation support column is fixed on an upper deck. In this embodiment, the ventilation strut 2 needs to fully consider the ventilation area, and has a size of more than 600×600mm. Considering that the ventilation strut 2 plays a main supporting role, the wall thickness of the ventilation strut 2 is 5mm when the ship length L is less than 60 m; when L is more than or equal to 60m and less than 90m, the wall thickness of the ventilation support column 2 is 6mm; and when L is more than or equal to 90m, the wall thickness of the ventilation support column 2 is 7mm.
As shown in fig. 3 and 4, a closed-loop joint space 4 is formed between the ventilation strut 2 and the strut serial armor plate 1, a plurality of composite joints 5 are arranged in the closed-loop joint space 4, the composite joints 5 are arranged along the circumferential direction of the strut perforation, and the ventilation strut 2 is connected with the strut serial armor plate 1 through the composite joints 5. Wherein the melting point of the ventilation struts 2 is higher than the melting point of the strut series armor plate 1, and the density of the strut series armor plate 1 is lower than the density of the ventilation struts 2. In this embodiment, ventilation pillar 2 adopts the steel, and pillar cluster armor plate 1 adopts the aluminum alloy material, and aluminum alloy material weight is lighter, and the fire behavior of steel is better, and ventilation pillar 2 adopts steel preparation, and fire behavior is better.
The composite joint 5 comprises a pillar welding layer 51 welded and fixed with the ventilation pillar 2 and a deck welding layer 52 welded and fixed with the pillar serial armor plate 1, wherein the material of the pillar welding layer 51 is the same as that of the ventilation pillar 2, and the material of the deck welding layer 52 is the same as that of the pillar serial armor plate 1. The ventilation support posts 2 are connected with the support post serial armor plate 1 through the composite joint 5, so that the connection strength of the ventilation support posts 2 and the support post serial armor plate 1 is guaranteed, and the advantages of good fireproof performance of the steel ventilation support posts 2 and light weight and corrosion resistance of the aluminum alloy support post serial armor plate 1 can be utilized.
The composite joint 5 is formed by compositing two metal materials, and a transition layer 55 is formed at a position where the two metal materials contact. The composite joint 5 is a strip-shaped steel-aluminum composite joint, the deck welding layer 52 is an aluminum material layer, and the pillar welding layer 51 is a steel material layer. The detailed structure of the composite joint 5 is the prior art and will not be described here again.
As shown in fig. 1, the ventilation stay 2 includes a pillar 22 and a stay transition plate 23 welded to the outer periphery of the pillar 22, and the ventilation passage 21 is provided in the pillar 22. The post transition plate 23 is positioned between the post 22 and the post serial armor plate 1 and is welded and fixed with the composite joint 5. The support transition plate 23 makes the ventilation support 2 have a larger elasticity, and the composite joint 5 is less likely to crack compared with the case where the composite joint 5 is directly welded and fixed to the column 22. In one embodiment, the composite joint 5 may be welded directly to the column 22 where strength requirements are not high.
In the installation process, the post transition plate 23 and the post serial armor plate 1 are positioned at the same horizontal height, so that the thermal influence of the composite joint 5 when the post transition plate 23 is welded with the post 22 is reduced, certain rigidity of the post 22 is ensured, and the width of the post transition plate 23 is larger than 200mm and the thickness is 8mm.
The pillar perforations are polygonal holes, the pillar transition plates 23 are polygonal plates, and the pillar transition plates 23 are matched with the pillar perforations in shape so that closed-loop joint intervals 4 between the pillar transition plates 23 and the pillar armor plates 1 are polygonal intervals, and the composite joints 5 are positioned in the polygonal intervals. The number of the composite joints 5 is the same as the number of the perforated edges of the support column, and the opposite end surfaces of the adjacent composite joints 5 are positioned at the inner angles 11 of the perforated edges of the support column. The composite joint 5 is in a straight line shape, so that the welding of the composite joint 5, the pillar transition plate 23 and the pillar serial armor plate 1 is facilitated. In this embodiment, in the circumferential direction of the support column perforation, adjacent composite joints 5 are arranged at intervals, the adjacent composite joints 5 are not welded, cracking of the composite joints 5 is prevented, and the connection strength is improved. The composite joint 5 is formed by compounding two layers of plates, the strength of a connecting interface between the two layers of plates is low, and in order to reduce stress in consideration of thermal expansion and cold contraction, the position of the end face of the composite joint 5, which is exposed out of the interface, is not welded, and the position close to the end face is also prohibited from being welded. The composite joint 5 is a strip-shaped plate, in this embodiment, the end surfaces of the two ends of the composite joint 5 and the two side surfaces in the width direction expose the interface between the steel-aluminum layers, and the side surfaces in the thickness direction are the plate surfaces of the composite joint 5. Of the two plate surfaces of the composite joint 5, one plate surface is arranged on the deck welding layer 52, the other plate surface is arranged on the pillar welding layer 51, the deck welding layer 52 is made of an aluminum plate, the pillar welding layer 51 is made of a steel plate, and a steel-aluminum transition layer 55 is arranged between the deck welding layer 52 and the pillar welding layer 51.
Specifically, in this embodiment, the ventilation stay 2 is formed by splicing four elongated steel plates extending up and down. The post transition plate 23 is a quadrangular plate which is horizontally arranged, and the post transition plate 23 is welded and fixed with the column 22. In this embodiment, the pillar transition plate 23 is a monolithic plate, and a hole is formed in the middle of the pillar transition plate for the pillar 22 to pass through. In one embodiment, the post transition plate 23 is formed by assembling a plurality of plates.
Considering the expansion and contraction of the composite joint 5 and the construction space, the stress concentration at the inner angle of the support perforation is reduced, in the embodiment, the stress relief hole expansion 12 extending up and down is arranged at the inner angle 11 of the support perforation, and the stress relief hole expansion 12 is provided with an opening 121 at one radial side and is communicated with the support perforation along the radial direction; the pillar transition plate 23 has a transition plate corner 231 opposite to the inner corner 11 of the pillar perforation, a stress relief groove 232 is formed at the transition plate corner 231, and the groove bottom of the stress relief groove 232 faces the inner corner 11 of the pillar perforation opposite to the transition plate corner 231.
As shown in fig. 5 and 6, in order to ensure the connection strength between the pillar transition plate 23 and the pillar tandem armor plate 1 and the fire resistance, a transition plate patch 6 is welded and fixed on the pillar transition plate 23, and the transition plate patch 6 is welded and fixed on the transition plate corner 231 to cover the stress relief groove 232 and welded and fixed with two adjacent composite joints 5. The adjacent composite joints 5 and the pillar transition plates 23 are connected through the transition plate patch 6, so that the connection strength can be improved, and meanwhile, the arranged transition plate patch 6 has certain deformability. The transition plate patch 6 is welded at the transition plate corner 231 to cover the stress relief groove 232 to seal the heat flow channel and improve the fire resistance. As shown in fig. 6 and 7, the transition plate patch 6 is fan-shaped, and the welding seam between the transition plate patch 6 and the post transition plate 23 has two positions, one is a stress relief groove welding seam 61 at the position where the transition plate patch 6 meets the groove wall surface of the stress relief groove 232, and the other is a transition plate welding seam 62 at the position where the arc surface on the transition plate patch 6 meets the post transition plate 23.
Similarly, in order to improve the strength of the stress-reducing reamer 12 and ensure the fireproof performance, the armor plate 7 is welded and fixed on the pillar armor plate 1, and the armor plate 7 is welded and fixed on the inner corner 11 of the pillar perforation to cover the stress-reducing reamer 12 and welded and fixed with the two adjacent composite joints 5. The adjacent composite joints 5 and the pillar armor plates 1 are connected through the armor plate bushing 7, so that the connection strength is improved. The serial armor plate patch 7 is welded at the inner angle of the pillar perforation to cover the stress relief reaming 12 to seal the heat flow channel, thereby improving the fireproof performance.
The serial armor plate patch 7 is a sector plate, two welding seams of the serial armor plate patch 7 and the strut serial armor plate 1 are arranged, one welding seam is a stress relief reaming welding seam 71, the position where the serial armor plate patch 7 is intersected with the hole wall surface of the stress relief reaming 12, the other welding seam is a serial armor plate welding seam, and the position where the arc surface on the serial armor plate patch 7 is intersected with the strut serial armor plate 1.
The stress relief groove 232 at the plate angle of the pillar transition plate 23 is an arc-shaped groove. Specifically, the groove radius of the circular arc-shaped groove is 35mm. The stress relief reamer 12 has a radius of 70mm.
The same thickness is adopted for the post transition plate 23 and the transition plate patch 6, and the length of the overlapped part of the post transition plate 23 and the transition plate patch 6 is more than 50mm.
As shown in fig. 6 and 8, the composite joint 5 is of an elongated plate-like structure, the deck weld layer 52 and the pillar weld layer 51 are arranged in the thickness direction of the composite joint 5, the composite joint 5 includes a weld section 53 and a weld stop section 54, the weld section 53 and the weld stop section 54 are arranged in the length direction of the composite joint 5, and the weld stop section 54 is provided at both ends of the composite joint 5. The weld stop section 54 is not welded to prevent cracking between the layer interfaces in the composite joint. The welding section 53 is welded to the ventilation support post 2 through the welding portion 531 of the welding section 53 in the composite joint 5, and specifically, the welding section 53 is welded to the support post armor plate 1 through the welding portion 531. The reserved safety part 532 is not welded, and the reserved safety part 532 can reduce the influence of welding on the end face of the interface of the display layer on the composite joint 5, so that the cracking of the interfaces of the layers of the composite joint 5 is avoided.
When the composite joint 5 is welded with other parts, the welding part 531 of the welding section is used for welding, and the welding cut-off section 54 and the reserved safety part 532 are arranged in the welding process, so that the cracking of the interface of the layer 5 of the composite joint can be avoided, and the strength and the service life of the composite joint 5 are ensured.
The transition plate patch 6 is welded and fixed to the welded portion 531 of the welded section 53 in the composite joint 5, and is in contact fit with the welded stop section 54. In this embodiment, the transition plate patch 6 is welded and fixed to the welded portions 531 of the welded sections 53 in the adjacent two composite joints 5 at the same time. The transition plate patch 6 is not welded with the weld stop section 54, avoiding the impact on the bond strength between the layers at the end face of the end of the composite joint 5.
Similarly, the armor plate 7 is also welded to the welded portion 531 of the welded section 53 of the composite joint 5 and is in contact engagement with the welded shut-off section 54. The serial armor plate patch 7 and the transition plate patch are positioned on two opposite sides of the composite joint 5.
The thickness of the post transition plate 23 and the thickness of the post serial armor plate 1 are selected according to the dimension of the composite joint 5 in the up-down direction, the welding position of the composite joint 5 and other parts is located at a welding part 531, the minimum distance between the reserved safety part 532 and the edge composite joint 5 is 5mm, and in this embodiment, the dimension of the composite joint 5 in the up-down direction is 33mm.
The end face of the composite joint 5 and the cross section of the composite joint 5 are at an angle of 45 degrees, welding is forbidden between adjacent composite joints 5, and the gap is 0-2 mm.
To reduce the stress near the composite joint 5, the strut armor plate 1 is welded with reinforcing ribs 8 at the periphery of the composite joint 5. According to the standard calculation, the plate thickness of the strut serial armor plate 1 is 8mm, the size of the reinforcing ribs 8 around the composite joint 5 is 100 mm by 10mm, and the distance between the installation position and the composite joint 5 is more than 150mm in consideration of the influence of welding heat.
To sum up, the ventilation pillar of the ship ventilation pillar connecting structure in the application adopts metal with higher melting point, the fireproof performance is higher, and the pillar serial armor plate adopts metal with density intersection, so that the weight is lighter, the light weight requirement of the ship can be realized, and the fireproof safety requirement can be met. In addition, through setting up at the compound joint, make ventilation pillar and pillar cluster armor plate connect reliably. The stress born by the composite joint can be reduced through the support transition plate, the stress reducing reaming and the stress reducing groove, and the adjacent composite joints are spaced, so that the method is further suitable for the change of the composite joints during thermal expansion and cold contraction, reduces the generation of the stress and improves the stability of the composite joints.
In one embodiment, the post perforations are circular holes, but oval holes may also be used. At this time, the shape of the transition plate of the support column is adaptively changed, and the shape of the composite joint is arc-shaped. When a circular or oval hole is used, no stress relief reaming or stress relief groove is needed.
In one embodiment, adjacent composite joints are in opposing contact with no gap therebetween in the circumferential direction of the strut perforation.
In one embodiment, the composite joint may be made of other composite materials depending on the material of the pillar armor panel and the material of the vent pillars, such as magnesium alloy for the pillar armor panel and steel for the vent pillars.
In a second aspect, the present application provides a ship, which includes a ship ventilation strut connection structure, where the ventilation strut connection structure is the same as the ventilation strut connection structure described in any of the foregoing embodiments, and will not be described again.
The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (10)
1. A vessel ventilation strut connection structure comprising a strut series armor panel (1) and a ventilation strut (2), the ventilation strut (2) having a ventilation channel (21) extending up and down, the strut series armor panel (1) having a strut perforation through which the ventilation strut (2) passes; the ventilation support is characterized in that a closed-loop joint interval (4) is formed between the ventilation support (2) and the support serial armor plate (1), at least two composite joints (5) are arranged in the closed-loop joint interval (4), the composite joints (5) are arranged along the circumferential direction of the support perforation, and the ventilation support (2) is connected with the support serial armor plate (1) through the composite joints (5); the melting point of the ventilation strut (2) is higher than that of the strut serial armor plate (1), and the density of the strut serial armor plate (1) is lower than that of the ventilation strut (2);
the composite joint (5) comprises a pillar welding layer (51) welded and fixed with the ventilation pillar (2) and a deck welding layer (52) welded and fixed with the pillar serial armor plate (1), wherein the material of the pillar welding layer (51) is the same as that of the ventilation pillar (2), and the material of the deck welding layer (52) is the same as that of the pillar serial armor plate (1).
2. The ship ventilating strut connection structure according to claim 1, wherein the ventilating strut (2) comprises a cylinder (22) and a strut transition plate (23) welded to the outer periphery of the cylinder (22), and the strut transition plate (23) is located between the cylinder (22) and the strut serial armor plate (1) and welded to the composite joint (5).
3. The ship ventilation strut connection structure according to claim 2, wherein the strut perforation is a polygonal hole, the strut transition plate (23) is a polygonal plate, the strut transition plate (23) is matched with the strut perforation in shape so that the closed loop joint interval (4) is polygonal, the number of the composite joints (5) is the same as the number of the strut perforation edges, and the opposite end surfaces of the adjacent composite joints (5) are positioned at the inner angles (11) of the strut perforation.
4. A vessel ventilating strut connection according to claim 3, wherein a stress relief counterbore (12) extending up and down is provided at the location of the strut perforated inner corner (11), the stress relief counterbore (12) being open (121) radially to one side and radially through the strut perforated; the pillar transition plate (23) is provided with a transition plate angle (231) opposite to the inner angle (11) of the pillar perforation, a stress reduction groove (232) is formed in the transition plate angle (231), and the groove bottom of the stress reduction groove (232) faces the inner angle (11) of the pillar perforation.
5. The ship ventilation strut connection structure according to claim 4, wherein a transition plate patch (6) is welded to the strut transition plate (23), and the transition plate patch (6) is welded to the transition plate corner (231) to cover the stress relief groove (232) and welded to the adjacent two composite joints (5).
6. The ship ventilating strut connection structure according to claim 5, wherein the composite joint (5) comprises a welding section (53) and a welding stop section (54), the welding stop sections (54) are two and are both positioned at the end parts of the composite joint (5), and the transition plate patch (6) is welded and fixed with the welding section (53) of the composite joint (5) and is in contact fit with the welding stop section (54).
7. The ship ventilation strut connection arrangement according to claim 4, 5 or 6, characterized in that a strut armor plate (7) is welded to the strut armor plate (1), the armor plate (7) being welded to the strut perforated inner corners (11) to cover the stress relief counterbores (12) and to the adjacent composite joints (5).
8. A ship ventilating strut connection structure according to any of claims 1-5, characterized in that adjacent composite joints (5) are arranged at intervals in the circumference of the strut perforation.
9. The ship ventilating strut connecting structure according to claim 8, wherein the composite joint (5) is of a strip-shaped plate-like structure, the deck welding layer (52) and the strut welding layer (51) are arranged in the thickness direction of the composite joint (5), the composite joint (5) comprises a welding section (53) and a welding stop section (54), the welding section (53) and the welding stop section (54) are arranged in the length direction of the composite joint (5), the welding stop section (54) are two and are located at the end parts of the composite joint (5), the welding section (53) is a welding part (531) in the middle area of the width direction, the reserved safety parts (532) are located at the two side areas of the width direction, the strut welding layer (51) of the composite joint (5) is welded and fixed with the ventilating strut (2) through the welding part (531), and the deck welding layer (52) of the composite joint (5) is welded and fixed with the strut serial deck (1) through the welding part (531).
10. A vessel comprising a vessel ventilating strut connection arrangement, characterized in that the ventilating strut connection arrangement is as claimed in any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210786743.0A CN115071945B (en) | 2022-07-04 | 2022-07-04 | Ship ventilation support column connecting structure and ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210786743.0A CN115071945B (en) | 2022-07-04 | 2022-07-04 | Ship ventilation support column connecting structure and ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115071945A CN115071945A (en) | 2022-09-20 |
| CN115071945B true CN115071945B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210786743.0A Active CN115071945B (en) | 2022-07-04 | 2022-07-04 | Ship ventilation support column connecting structure and ship |
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| KR101163410B1 (en) * | 2010-06-09 | 2012-07-12 | 삼성중공업 주식회사 | through-structure of gas pipe in ship |
| CN202657209U (en) * | 2012-06-27 | 2013-01-09 | 中国舰船研究设计中心 | Titanium-alloy pipe penetration piece |
| CN202807084U (en) * | 2012-09-18 | 2013-03-20 | 渤海装备辽河重工有限公司 | Ventilation pipeline through cabin pipe fitting for boat |
| KR101448943B1 (en) * | 2014-04-10 | 2014-10-13 | (주)대광테크 | Preventing heat transfer and binding apparatus of exhaust gas pipe for ship |
| CN104708238B (en) * | 2015-02-11 | 2018-10-19 | 沪东中华造船(集团)有限公司 | A method of preventing aluminum material joint layered |
| CN207261833U (en) * | 2017-09-29 | 2018-04-20 | 无锡市华东减震器有限公司 | A kind of crossing cabin pipeline structure |
| CN110939792A (en) * | 2019-12-08 | 2020-03-31 | 中船西江造船有限公司 | A kind of dissimilar metal through-silo pipe fitting and using method thereof |
| CN212338440U (en) * | 2020-05-29 | 2021-01-12 | 广船国际有限公司 | Heat-insulating cabin penetrating piece for ship and ship |
| CN111761168A (en) * | 2020-06-15 | 2020-10-13 | 中国舰船研究设计中心 | Steel-aluminum composite joint connection method for ships |
| CN118979806A (en) * | 2020-09-08 | 2024-11-19 | 福建东南造船有限公司 | A hull exhaust pipe penetrating structure with a cooling structure |
| CN216468416U (en) * | 2021-12-20 | 2022-05-10 | 招商局金陵船舶(南京)有限公司 | Rectangular air duct cabin-through structure of ship |
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