CN217294829U - Soft steel arm type single point mooring system connecting structure capable of being rapidly disengaged - Google Patents

Abstract

The utility model relates to a quick-release soft steel arm type single-point mooring system connecting structure, including mooring leg and soft steel arm, the mooring leg is "L" shape, the tip of mooring leg horizontal part is fixed with connecting portion, be provided with the spread groove on the connecting portion, the tip of soft steel arm is provided with the hitch hook, the spread groove and the hitch hook are the "L" shape that matches each other, the hitch hook can insert in the spread groove and collude, one side of spread groove is rotated and is connected with the cam piece, the rotation of cam piece can compress tightly the hitch hook to in the spread groove or release the hitch hook; utility model's an usage is, the cam piece can support the coupling hook to the spread groove in, guarantees that the coupling hook does not break away, if need dismantle, only needs rotatory cam piece, after the release coupling hook, and rotatory mooring leg or mild steel arm can accomplish and disengage, need not to dismantle the bolt, has improved the speed of disengaging of mild steel arm and mooring leg greatly.

Description

Soft steel arm type single point mooring system connecting structure capable of being rapidly disengaged

Technical Field

The utility model relates to a petroleum transportation field, more specifically, the utility model relates to a soft steel arm-type single point mooring system connection structure who takes off fast.

Background

The main function of the single point mooring system is to position the storage barge at sea to a predetermined sea area and to be able to transport petroleum and the like to the outside. The single point mooring system is connected with the storage barge mainly through a water soft steel arm, wherein a mooring leg is one of important components connected with the soft steel arm.

The mooring legs and the mild steel arms are usually separated by connecting flanges or pin shafts, so that the separation function is provided for the barge or floating platform to be permanently moored at sea. However, the connection method of the connection flange or the pin shaft is complicated in the dismantling process, needs to take a long time, is extremely dangerous in the offshore windy and wavy environment, and in an extreme situation, if the connection between the soft steel arm and the mooring leg is not quickly dismantled, the mooring system may be damaged.

Therefore, a new type of soft steel arm to mooring leg connection device is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solve the problem of dismantling the difficulty between current mild steel arm and the mooring leg.

According to an aspect of the utility model provides a soft steel arm-type single point mooring system connection structure who breaks away fast, including mooring leg and soft steel arm, the mooring leg is "L" shape, mooring leg horizontal part's end fixing has connecting portion, be provided with the spread groove on the connecting portion, the tip of soft steel arm is provided with the coupling hook, the spread groove and the coupling hook is "L" shape that matches each other, the coupling hook can insert collude in the spread groove and link, one side of spread groove is rotated and is connected with the cam piece, the rotation of cam piece can compress tightly the coupling hook extremely in the spread groove or release the coupling hook.

Through this scheme, the cam piece can support the coupling hook to the spread groove in, guarantees that the coupling hook does not break away, if need dismantle, only needs rotatory cam piece, and after the release coupling hook, the separation can be accomplished to rotatory mooring leg or mild steel arm, need not to dismantle the bolt, has improved the separation speed of mild steel arm and mooring leg greatly.

Preferably, the connecting portion are cylindrical structures, the diameter of the connecting portion is larger than that of the mooring leg, a connecting column matched with the connecting portion is arranged on the soft steel arm, and the connecting hook is arranged at the top of the connecting column.

Through the scheme, the connecting column and the connecting part can be welded and fixed in the later period, so that the conventional soft steel arm and mooring leg can be conveniently reformed; and the large diameter of connecting portion and spliced pole can increase moment, improves the stability of being connected between mooring leg and the mild steel arm.

Preferably, the connecting grooves are provided with a plurality of connecting hooks, and the connecting hooks are uniformly distributed on the circumferential surface of the connecting part and matched with the connecting grooves.

Through this scheme, be located global spread groove and the convenient maintenance of hooker, for example oiling operation etc..

Preferably, the mooring leg extends through the connecting portion and is inserted into the connecting column in an extending manner, and the mooring leg is connected with the connecting column in a sliding manner.

Through this scheme, the mooring leg runs through to arrange and can improve the fixed strength of mooring leg to the mild steel arm, can play the guard action to the coupling hook moreover, avoids the mild steel arm to compare in the coupling hook rupture damage that the leg slope of mooring caused of buckling.

Preferably, the rotating shaft of the cam block is connected with an arm lever, and a torsion spring is arranged between the cam block and the connecting part.

Through this scheme, conveniently carry out the rotation operation to the cam piece.

Preferably, the back of the connecting hook is provided with a drop-proof groove, and when the cam block presses the connecting hook, the cam block is positioned in the drop-proof groove.

Through this scheme, the cam piece can support to the anticreep groove in, can improve the stability between cam piece and the coupling hook, avoids the extrusion of coupling hook to cause the proper motion rotation of cam piece.

The utility model discloses a technological effect lies in, this structure convenient to use, simple structure is reliable, and not only connection stability is higher, and realization mild steel arm that moreover can be quick separates with the liberation of mooring leg, can reform transform the upgrading to current mooring leg and mild steel arm moreover, uses in the suitable single-point mooring system.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic view of a connection structure of a quick release soft steel arm type single point mooring system according to an embodiment of the present invention.

Fig. 2 is a schematic view showing a coupling structure of the coupling hook and the coupling groove of fig. 1.

Fig. 3 is a schematic structural view of the connection part in fig. 1.

Fig. 4 is a schematic structural view of the connecting column in fig. 1.

Reference numerals are as follows: 100 mooring legs; 200 soft steel arms; 110 a connecting part; 111 connecting grooves; 210 a connecting hook; 112 a cam block; 220 connecting column; 113 arm rods; 211 anti-drop groove.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

Example (b): as shown in fig. 1 to 4, the connection structure of the quick release soft steel arm type single point mooring system in the present embodiment includes a mooring leg 100 and a soft steel arm 200, wherein the mooring leg 100 is "L" shaped, a connection portion 110 is fixed at an end of a horizontal portion of the mooring leg 100, a connection groove 111 is provided on the connection portion 110, a connection hook 210 is provided at an end of the soft steel arm 200, the connection groove 111 and the connection hook 210 are both "L" shaped and matched with each other, the connection hook 210 can be inserted into and hooked with the connection groove 111, a cam block 112 is rotatably connected to one side of the connection groove 111, and rotation of the cam block 112 can press the connection hook 210 into the connection groove 111 or release the connection hook 210; the cam block 112 may be disposed in the connecting groove 111, or may be disposed outside the connecting groove 111, and may press the hook portion of the connecting hook 210 to extend into the hook groove on the side of the connecting groove 111, so as to maintain the stable connection between the connecting hook 210 and the connecting groove 111.

Through this scheme of this embodiment, cam piece 112 can support coupling hook 210 to spread groove 111 in, guarantees that coupling hook 210 does not deviate from, if need dismantle, only needs rotatory cam piece 112, and after release coupling hook 210, rotatory mooring leg 100 or mild steel arm 200 can accomplish and disengage, need not to dismantle the bolt, has improved mild steel arm 200 and mooring leg 100's disengagement speed greatly.

The width of the connecting groove 111 in this embodiment is not less than twice the width of the connecting hook 210, so that the hook portion of the connecting hook 210 can be separated from the hook groove of the connecting groove 111 after rotation, thereby realizing the releasing operation; in this embodiment, the connecting groove 111 is only a groove opened on the surface of the connecting portion 110, the connecting hook 210 slides along the bottom surface of the connecting groove 111 into the connecting groove 111 and is hooked after rotating, and the thickness of the connecting hook 210 is the same as the depth of the connecting groove.

In this embodiment or other embodiments, the connecting portion 110 has a cylindrical structure, the diameter of the connecting portion 110 is larger than that of the mooring leg 100, the soft steel arm 200 is provided with a connecting column 220 matched with the connecting portion 110, and the connecting hook 210 is arranged at the top of the connecting column 220. The connecting column 220 and the connecting part 110 can be welded and fixed in the later period, so that the existing soft steel arm 200 and the mooring leg 100 can be conveniently transformed; and the large diameters of the connecting part 110 and the connecting column 220 can increase the moment, thereby improving the stability and reliability of the connection between the mooring leg 100 and the mild steel arm 200.

In this embodiment or other embodiments, the connecting slots 111 are provided in a plurality and uniformly distributed on the circumferential surface of the connecting portion 110, and the number of the connecting hooks 210 matches with the number of the connecting slots 111. The coupling groove 111 and the coupling hook 210 on the circumferential surface facilitate maintenance such as oil filling work.

In this embodiment or other embodiments, the mooring leg 100 penetrates through the connecting portion 110 and is inserted into the connecting column 220, the mooring leg 100 is slidably connected to the connecting column 220, and the penetration arrangement of the mooring leg 100 can improve the fixing strength of the mooring leg 100 to the soft steel arm 200, so that the soft steel arm 200 can only be pulled out along the axial direction of the mooring leg 100, and can protect the connecting hook 210, thereby preventing the connecting hook 210 from being broken and damaged due to the fact that the soft steel arm 200 is bent obliquely compared with the mooring leg 100.

In this embodiment or other embodiments, an arm 113 is connected to a rotating shaft of the cam block 112, and a torsion spring (not shown in the drawings) is disposed between the cam block 112 and the connecting portion 110. The cam block 112 is convenient to rotate, the torsion spring always applies elasticity to the cam block to abut against the side face of the connecting hook, and the cam block is prevented from automatically rotating and being separated due to vibration.

In this embodiment or other embodiments, the back of the connecting hook 210 is provided with a separation-preventing groove 211, and when the cam block 112 presses the connecting hook 210, the cam block 112 is located in the separation-preventing groove 211. The cam block 112 can be abutted to the anti-disengaging groove 211, so that the stability between the cam block 112 and the connecting hook 210 can be improved, and the phenomenon that the cam block 112 rotates by itself to disengage due to extrusion of the connecting hook 210 is avoided.

The technical effect of this embodiment lies in, this structure convenient to use, and simple structure is reliable, and not only connection stability is higher, and realization mild steel arm that moreover can be quick and the separation of separating of mooring leg can reform transform the upgrading to current mooring leg and mild steel arm moreover, uses in being fit for the single point mooring system.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for purposes of illustration and is not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (6)

1. The utility model provides a soft steel arm-type single point mooring system connection structure who breaks away fast, includes mooring leg and soft steel arm, its characterized in that, the mooring leg is "L" shape, the end fixing of mooring leg horizontal part has connecting portion, be provided with the spread groove on the connecting portion, the tip of soft steel arm is provided with the couple, the spread groove and the couple is "L" shape of mutual matching, the couple can insert the hookup in the spread groove, one side of spread groove is rotated and is connected with the cam piece, the rotation of cam piece can compress tightly the couple extremely in the spread groove or release the couple.

2. The quick release mild steel arm single point mooring system connection structure of claim 1, wherein the connection portion is a cylindrical structure, the diameter of the connection portion is larger than the diameter of the mooring leg, a connection post matching the connection portion is provided on the mild steel arm, and the connection hook is provided on the top of the connection post.

3. The quick release mild steel arm single point mooring system connection structure of claim 2, wherein the connection troughs are uniformly distributed around the circumference of the connection section, and the number of connection hooks matches the number of connection troughs.

4. The quick disconnect mild steel arm single point mooring system connection structure of claim 2, wherein the mooring leg extends through the connection and is inserted into the connection column, the mooring leg being slidably connected with the connection column.

5. The connecting structure of the fast releasing soft steel arm single point mooring system of claim 1, wherein an arm lever is connected to the rotating shaft of the cam block, and a torsion spring is arranged between the cam block and the connecting part.

6. The quick release mild steel arm single point mooring system connection of claim 1, wherein the back of the coupling hook is provided with a release prevention groove in which the cam block is seated when it is pressed against the coupling hook.

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