Shipping tool for combined dome cover of liquid cargo tank of LNG ship

A technology for LNG ships and cargo tanks, which is applied in the field of shipping tooling for combined dome covers of LNG ships, can solve problems such as high requirements for cabin area, collisions, and reduced utilization of cabin space, so as to ensure safety and stability, reduce Transportation cost, the effect of easy installation and disassembly

Pending Publication Date: 2021-12-31
SHANGHAI DONGDING STEEL STRUCTURE
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AI-Extracted Technical Summary

Problems solved by technology

[0002] The combined dome cover of the liquid cargo tank of an LNG ship is 6100mm*6000mm square. It is composed of T-shaped parts and reinforced cylinder penetrating parts and other components. The dome cover is exported to foreign countries by water transport. In the current transportation, the combined dome cover occupie...
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Method used

Because the material of combination dome cover is stainless steel, described first shelf 21 and second shelf 22 are all provided with rubber spacer on the side that can contact with combination dome cover upwards, avoid with described combination dome Corrosion of stainless steel due to direct contact with the cover.
Further, the two end sides of the second shelf 22 contacted with the vertical support are all welded with gaskets, and the contact surfaces of the corresponding vertical supports are also welded with gaskets; two described The end side of the second shelf 22 and the corresponding pads have connection holes, and the vertical brackets and the corresponding pads have connection holes corresponding to them, and the high-strength bolts pass through the second shelf. The connecting holes on the frame 22, the vertical support and the pads corresponding to the two can connect the second shelf 22 to the corresponding vertical support, and the pads increase the force-bearing area, so that the second shelf 22 can be connected to the corresponding vertical support. The connection between the second she...
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Abstract

The invention discloses a shipping tool for a combined dome cover of a liquid cargo tank of an LNG ship. The shipping tool comprises a frame main body, a pair of first shelves connected to the frame main body and a plurality of pairs of second storage racks detachably connected to the frame main body through high-strength bolts, and is characterized in that the pair of oppositely arranged first shelves form a first-layer placing rack; the plurality of pairs of second storage racks which are oppositely arranged above the first-layer placing rack form a multi-layer placing rack; and after to-be-delivered combined dome covers are placed on all the layers of placing frames, all the layers of combined dome covers are connected with the frame body through fixing assemblies. According to the shipping tool, the storage area of a water transportation bulk cargo ship is reduced, and displacement of the combined dome cover can be reliably prevented.

Application Domain

Packaging vehiclesContainers for machines +2

Technology Topic

Structural engineeringBulk cargo +2

Image

  • Shipping tool for combined dome cover of liquid cargo tank of LNG ship
  • Shipping tool for combined dome cover of liquid cargo tank of LNG ship

Examples

  • Experimental program(1)

Example Embodiment

[0018] Hereinafter, in conjunction with the embodiment of the present invention Figure 1 ~ 2 The technical solutions, configuration features, and efficacy of the embodiments of the present invention are described in detail.
[0019] It should be noted that the drawings use a very simplified form and use a non-precision ratio, which is intended to be convenient, clearly assisted in explaining the purposes of the present invention, and is not intended to limit the defined conditions embodied in the present invention. The substantive significance of any structure, the modification of the modification of the structure, the ratio relationship or the size of the size, and the technical content that still falls in the present invention without affecting the efficacy of the present invention. Covered within the range.
[0020] It should be noted that in the present invention, a relationship term such as the first and second, etc. is only used to distinguish an entity or operation with another entity or an operational area, not necessarily or implies these entities or operations. There is any such actual relationship or order. Moreover, the term "comprising", "comprising" or any other variable is intended to cover non-exclusive contained contained, so that the process, method, article, or device comprising a series of elements include not only the elements that are explicitly listed, but also Other elements that are explicitly listed, or include elements inherent to such processes, methods, items, or equipment.
[0021] A combination of LNG (LNG) ship cargo cabin shipping tooling tool for warehousing and transportation of LNG filling boats, such as figure 1 As shown, for the double-layer rectangular shape, including the frame body, the two welding of the first shelf 21 and two connected to the frame body and respectively, respectively, respectively, respectively. The second shelf 22; the first shelf 21 having a pair of arrangements constitutes a first layer placing frame; at the top of the first layer, the second shelf 22 is composed of the second shelf 22 The second layer places.
[0022] The frame body includes four vertical brackets and a connecting frame connecting 4 of the vertical brackets, 4 of the vertical brackets, a first bracket 11, a second bracket 12, a third bracket 13, and a fourth bracket 14 The connecting frame includes two opposing first connecting frames 31, two oppositely disposed second connecting frames 32, and the first connecting frame located at the bottom of the frame body bottom. 31 Parallel two relative third connecting frame 33; two of said first connecting frames 31 and two of said second connecting frame 32 are welded to a rectangle, and 4 said vertical brackets are welded to said rectangular. On the four corners, the vertical brackets are vertical with the plane where the rectangle is located; the third connecting frame 33 is located directly above two of the first connecting frames, respectively, and welded to the corresponding vertical On the straight bracket, i.e., one of the third connecting frames 33 is welded to the first bracket 11 and the second bracket 12, and the other third connecting frame 33 is welded to the third bracket 13 and the fourth bracket 14; two The first shelf 21 is located directly above the two second connecting frames, respectively, which is welded to the corresponding vertical bracket, i.e., one of the first shelf 21 welding is connected to the first bracket 11 and fourth. On the bracket 14, the other first shelf 21 is welded to the second bracket 12 and the third bracket 13; the two second shelf 22 is located directly above the two first shelf 21, passed The high-strength bolt is connected to the vertical bracket on both sides, that is, one of the second shelf 22 is connected to the first bracket 11 and the fourth bracket 14, and the other second shelf 22 is connected to the second bracket 12 and the third bracket. 13.
[0023] Further, both end side surfaces of the second shelf 22 and the vertical stent are welded to have a gasket, and a gasket is also welded to the contact surface of the corresponding vertical bracket; two of the second rest The end side of the frame 22 and the corresponding spacer are opened, and the vertical bracket and the corresponding spacer are opened, and the corresponding connection holes correspond to the second shelf 22 through the high strength bolt. The vertical bracket and the connecting hole on the corresponding spacer can connect the second shelf 22 on the corresponding vertical bracket, which increases the force area, so that the second shelf The connection to the vertical bracket is more secure. like figure 2 As shown, the distance between the two of the first shelf 21 (i.e., two second shelf 22) is slightly smaller than the combined dome cover of the ship, so that the combined dome cap can be shipped in the The two first shelf 21 (i.e., two second shelf 22); the distance between the two first connecting frames 31 (i.e., two third connecting frames 33) is a combination of shipping. The width of the dome cover is large, so that the combined dome cover to be shipped can be placed between the two first connecting frames 31 (i.e., the two third connecting frames 33). In this embodiment, the frame body has a length of 6914 mm (i.e., the length of the second connecting frame 32), which is 6000 mm (i.e., the length of the first connecting frame 31), which is 2800 mm (i.e., the length of the vertical bracket).
[0024] The first bracket 11, a second bracket 12, a third bracket 13, a fourth bracket 14, and two of the first shelf 21 and the two second shelf 22 are H-steel of carbon steel materials; The connecting frame is a tank steel for carbon steel.
[0025] The ship transportation tool of a LNG ship cargo composite dome of this embodiment also includes an enhancement rack that increases the stability of the shipping tool, which includes respectively connected to the first connecting frame 31 and the first connecting frame, respectively. A plurality of first reinforcing frames 41 between the third connecting frame 33 directly above, respectively, coupled between the first shelf 21 and the second connecting frame 32 located directly below the first shelf. The second reinforcing frame 42 is located at a plurality of third reinforcing frames 43 at the bottom of the frame body, and the third reinforcing frame 43 is coupled between adjacent respective first connecting frames 31 and the second connecting frame 32.
[0026]In this embodiment, the first reinforcing frame 41, the second reinforcing frame 42, and the third reinforcing frame 43 are trough steels; the first reinforcing frame 41 is uniformly distributed, welding three parallel tank steels. Between the first connecting frame 31 and the corresponding third connecting frame 33; the second reinforcing frame 42 is welded between the first shelf 21 and the corresponding second connecting frame 32, And the weld point is located in the middle of the first shelf 21 and the second connecting frame 32; the third reinforcing frame 43 is approximately diamonds, including the same groove steel as the length, and eight welding points, each first connecting frame. Both soldering points are provided on the 31 and the second connecting frame 32 for connecting the third reinforcing frame 43 between the adjacent first connecting frames 31 and the second connecting frame 32, on the same connecting frame. Two soldering points about the center symmetrical setting of the connecting frame, and the distance between the two weld points is the width of a tank steel.
[0027] Since the material of the combined dome cover is stainless steel, the first shelf 21 and the second shelf 22 are facing the surface of the combined dome cover, and there is a rubber gasket to avoid direct contact with the combined dome cover. It causes stainless steel corrosion.
[0028] like figure 2 As shown, after the combined dome cover is hoisted to the first layer place frame and the second layer placement, the combined gum of each layer is connected to the frame body by the fixing assembly; in the combination of the combination The upper side, each of which is connected to each of the vertical brackets on both sides of the shelf, which is provided with a connecting hole on the combined dome, and the pressure plate 51 is provided with a corresponding connection hole, using a double-head screw 52. The pressure plate 51 can be connected to the combined dome cover and pressed against the combined dome cover, thereby ensuring stability of the entire shipping tool.
[0029] On the same height of the vertical bracket, four of the four pressure plates 51 corresponding to the second shelf 22 also opens 4 pockets, which is convenient for the movement of the entire shipping tool.
[0030] When the combined dome cover is stored in the shipping tool using the present embodiment, the first layer combined dome cover is first placed on two of the first shelf 21; and the second shelf is used to use a high strength bolt. 22 Connect to the corresponding vertical bracket, then use the lifting tool to hoist the second layer combined dome cover to the second shelf 22; after the two-layer combined dome cover, connect eight pieces 51 to two layers. On the vertical bracket above the top cover, the double head screw 52 is used to press the pressure plate 51 and the corresponding combined dome cover, and when the movement of the entire shipping tool is performed, the hoisting tool is used through 4 of the holes. The shipping tool is taken.
[0031] When the shipping tool using the present embodiment is unloaded, eight block 51 is first removed; and the combination of the second shelf 22 is removed by using the hoisting tool; then remove the second shelf 22 and The high strength bolt between the corresponding vertical brackets, thereby removing the second shelf 22; finally uses the lifting tool to remove the combined dome cover on the first shelf 21.
[0032] Finally, the shipping work in this embodiment is a double-layer rectangular shape for placement, and the two-layer combination of the dome is required. When it is necessary to ship the multilayer combination dome cover, multi-pair of second shelf 22 can be set, and pass high The intensity bolt detachable connection is on the frame body, which in turn constitutes a multi-layer placement, and the placement and shipping of multiple layers can be made.
[0033] Although the content of the present invention has been described in detail by the above preferred embodiments, it should be appreciated that the above description should not be construed as limiting the invention. The above will be apparent to those skilled in the art, and there will be apparent to various modifications and alternatives to the present invention. Accordingly, the scope of the invention should be limited by the appended claims.

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