CN209587358U

CN209587358U - A kind of LNG pipe-support device peculiar to vessel

Info

Publication number: CN209587358U
Application number: CN201822100554.5U
Authority: CN
Inventors: 何勇; 肖先刚
Original assignee: Nantong Northeast Institute Of Oceanographic Engineering Co Ltd
Current assignee: Nantong Northeast Institute Of Oceanographic Engineering Co Ltd
Priority date: 2018-12-13
Filing date: 2018-12-13
Publication date: 2019-11-05
Anticipated expiration: 2028-12-13

Abstract

The utility model provides a kind of LNG pipe-support device peculiar to vessel, it is characterized by comprising upper bracket, lower brackets with arc-shaped opening, the both ends of the upper bracket and lower bracket extend vertically the tabular mounting ear with bracket in one, are equipped with locking device on the upper bracket and the mounting ear of the lower bracket；Inverted L shape fixed frame is also connected on the outside of the arc-shaped midpoint of upper bracket, long side endpoint and the upper bracket of the L shape fixed frame connect, and short side is fixedly connected with hull.LNG pipe-support device peculiar to vessel provided by the utility model, traditional screw rod is replaced using cricoid upper and lower bracket, increase the contact area of upper and lower bracket and LNG pipe, so that LNG pipe main body connect with pedestal it is more stable effectively, the vibration for preventing pipe clamp, it prevents from generating the case where gap causes tube body to shake between LNG pipe main body and pedestal, increases the stability of pipeline, extend the service life of pipeline.

Description

A kind of LNG pipe-support device peculiar to vessel

Technical field

The utility model relates to technical field of ships, in particular to a kind of adjustable hot well automatic water-replenishing device.

Background technique

For LNG as clean energy resource, shipbuilding industry more and more uses LNG system, and current LNG pepe support has very much Type, most commonly U-tube bracket, such as Chinese patent CN203052106ULNG disclose a kind of Vaporizing Station pipeline positioning Seat, structure are that both ends have screw rod, and it is fixed on the support to be stuck in LNG pipe external application nut, support base be welded on reinforcing rib or Corresponding position.Contact surface in this class formation between LNG pipe holder and pipe insulation layer is too small, the load-bearing capacity of single bracket Limited and heat insulation layer structure is softer, and tube vibration amplitude is big, and damping effect is poor.If increasing number of holders, and cause into This increase.Therefore, it is necessary to design a kind of LNG pipe-support device peculiar to vessel of good damping effect.

Utility model content

For the technical problem for overcoming LNG pipe-support device damping effect difference peculiar to vessel existing in the prior art, this is practical It is novel to provide a kind of LNG pipe-support device peculiar to vessel.

The technical solution of the utility model is: a kind of LNG pipe-support device peculiar to vessel, it is characterised in that: including having circle Upper bracket, the lower bracket of curved opening, the both ends of the upper bracket and lower bracket extend vertically the plate with bracket in one Locking device is installed on the mounting ear of shape mounting ear, the upper bracket and the lower bracket；The arc-shaped midpoint of upper bracket Inverted L shape fixed frame is also connected on the outside of place, long side endpoint and the upper bracket of the L shape fixed frame connect, short side with Hull is fixedly connected.

On this basis, the arc-shaped opening of the upper bracket, lower bracket wraps up LNG pipe and cold insulation insulation system wherein, The LNG pipe is located at the center of cold insulation insulation system, and the cold insulation insulation system is foamed material, can play cold insulation Effect.

On this basis, the outside of the mounting ear and bracket junction also has stiffening plate；The stiffening plate is arc side Triangular structure a, wherein arc side and the tangent connection of the cambered surface of bracket, another straight flange and the tangent connection of mounting ear, remaining a line For the arc side being recessed inwardly, stiffening plate can play reinforcement effect, avoid mounting ear when stress is excessive bending and influence its use Service life.

On this basis, the locking device be clamping screw, the stud of clamping screw pass through from the top down upper bracket, under The mounting ear of bracket, and fastened with nut.

On this basis, the arc-shaped outer wall of the upper bracket, lower bracket is with the pleat extended along pipe lengths Shape of wrinkling protrusion, the fold shape protrusion form the groove of identical radian measure, the fold shape protrusion in the corresponding position of arc-shaped inner wall Height be 3-6mm.As one of embodiment, the fold shape protrusion shares four, and two of them are located at upper bracket outer wall At 45 ° of radiused cross-section and at 135 °, the fold shape protrusion of the lower bracket and upper bracket is along horizontal direction in symmetrical Distribution.

On this basis, the cold insulation insulation system is the foamed polymer that polyurethane and sawdust form.

On this basis, as a kind of optional embodiment of the utility model, the cold insulation insulation system is by two parts Semicircle composition, is located between upper bracket and lower bracket.

As another optional embodiment of the utility model, the cold insulation insulation system has multi-section circular arc Partial Semi-circle Composition, for example, it is annular in shape equidistant symmetrical around LNG pipe by four sections or six sections.

On this basis, 7 diameter of LNG pipe is the half with cold insulation insulation system diameter.

Compared with prior art, the utility model has the beneficial effects that (1) LNG pipeline peculiar to vessel provided by the utility model Support device, upper bracket, the arc-shaped outer wall of lower bracket are raised with the fold shape extended along pipe lengths, work as caliber When larger or generation vibration, a reaction force can be provided to offset the pressure that upper and lower bracket is subject to, while certain journey can be generated The extension of degree, so that the shaking force that alleviator main body is subject to, plays buffer function；(2) LNG peculiar to vessel provided by the utility model Pipe-support device replaces traditional screw rod using cricoid upper and lower bracket, increases the contact surface of upper and lower bracket and LNG pipe Product so that LNG pipe main body connect with pedestal it is more stable effective, the vibration for preventing pipe clamp, prevent LNG pipe main body and bottom The case where gap causes tube body to shake is generated between seat, is increased the stability of pipeline, is extended the service life of pipeline.

Detailed description of the invention

Fig. 1 is the cross-sectional structure schematic diagram of the LNG pipe-support device peculiar to vessel of the utility model；

Fig. 2 is the left view of the LNG pipe-support device peculiar to vessel of the utility model；

Fig. 3 is the cross-sectional structure schematic diagram of the LNG pipe-support device peculiar to vessel with stiffening plate；

Fig. 4 is the structural schematic diagram that cold insulation insulation system is in multistage annular distribution；

Fig. 5 is the structural schematic diagram of the LNG pipe-support device peculiar to vessel of bracket outer wall belt fold shape protrusion；

Appended drawing reference is as follows in figure: 1, upper bracket；2, lower bracket；3, mounting ear；3, locking device；5, L shape fixed frame；5, Cold insulation insulation system；7, LNG is managed；8, stiffening plate；9, fold shape protrusion.

Specific embodiment

Below in conjunction with drawings and examples, the present invention will be further described in detail.It should be appreciated that this place is retouched The specific embodiment stated only to explain the utility model, is not used to limit the utility model.

Embodiment 1

Referring to Figure 1 and Figure 2 shown in, a kind of LNG pipe-support device peculiar to vessel, including with arc-shaped opening upper bracket 1, The both ends of lower bracket 2, upper bracket 1 and lower bracket 2 extend vertically with bracket in one tabular mounting ear 3, upper bracket 1 with Locking device 4 is installed on the mounting ear of lower bracket 2；It is solid that inverted L shape is also connected on the outside of the arc-shaped midpoint of upper bracket 1 Determine frame 5, long side endpoint and the upper bracket 1 of L shape fixed frame 5 connect, and short side is fixedly connected with hull.

The arc-shaped opening of upper bracket 1, lower bracket 2 wraps up LNG pipe 7 and cold insulation insulation system 6 wherein, and LNG pipe 7, which is located at, to be protected The center of cold insulation structure 6, cold insulation insulation system 6 are foamed material, can play the role of cold insulation.Locking device 4 For clamping screw, the stud of clamping screw passes through the mounting ear of upper bracket, lower bracket from the top down, and is fastened with nut. Cold insulation insulation system is the foamed polymer that polyurethane and sawdust form.7 diameter of LNG pipe is and cold insulation insulation system 6 diameter Half.

Embodiment 2

Refering to what is shown in Fig. 3, the outside of mounting ear 3 and bracket junction also has stiffening plate 8；Stiffening plate 8 is arc side triangle Shape structure a, wherein arc side and the tangent connection of the cambered surface of bracket, another straight flange and the tangent connection of mounting ear 3, remaining a line are The arc side being recessed inwardly, stiffening plate can play reinforcement effect, avoid mounting ear 3 when stress is excessive bending and influence it using the longevity Life.The structure and function of other component is the same as embodiment 1.

Embodiment 3

Difference from example 1 is that cold insulation insulation system is made of two parts semicircle, it is located at upper bracket 1 Between lower bracket 2.The structure and function of other component is the same as embodiment 1.

Embodiment 4

Difference from example 1 is that cold insulation insulation system is made of multi-section circular arc Partial Semi-circle, such as by four sections Or six sections annular in shape equidistant symmetrical around LNG pipe.The structure and function of other component is the same as embodiment 1.

Embodiment 5

Difference from example 1 is that the arc-shaped outer wall of upper bracket 1 in the present embodiment, lower bracket 2 have along The fold shape protrusion 9 that pipe lengths extend, fold shape protrusion 9 form the recessed of identical radian measure in the corresponding position of arc-shaped inner wall Slot, the height of fold shape protrusion 9 are 3-6mm.For example, fold shape protrusion 9 has four, two of them are located at 1 outer wall of upper bracket circle At 45 ° of arc-shaped cross-section and at 135 °, lower bracket 2 and the fold shape protrusion of upper bracket 1 are symmetric along horizontal direction.

LNG pipe-support device peculiar to vessel provided by the utility model replaces traditional silk using cricoid upper and lower bracket Bar increases the contact area of upper and lower bracket and LNG pipe so that LNG pipe main body connect with pedestal it is more stable effectively, it is anti- The vibration for having stopped pipe clamp prevents from generating the case where gap causes tube body to shake between LNG pipe main body and pedestal, increases pipe The stability on road extends the service life of pipeline.

The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this is practical new Type is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various other groups Conjunction, modification and environment, and above-mentioned introduction or the technology of related fields can be passed through within the scope of the inventive concept described herein Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then It all should be in the protection scope of the appended claims for the utility model.

Claims

1. a kind of LNG pipe-support device peculiar to vessel, it is characterised in that: including upper bracket (1), lower bracket with arc-shaped opening (2), the both ends of the upper bracket (1) and lower bracket (2) extend vertically the tabular mounting ear (3) with bracket in one, institute It states and locking device (4) is installed on the mounting ear of upper bracket (1) and the lower bracket (2)；The arc-shaped midpoint of the upper bracket (1) Inverted L shape fixed frame (5) is also connected on the outside of place, the long side endpoint of the L shape fixed frame (5) and upper bracket (1) are welded It connects, short side is fixedly connected with hull.

2. a kind of LNG pipe-support device peculiar to vessel according to claim 1, it is characterised in that: the upper bracket (1), under The arc-shaped opening of bracket (2) wraps up LNG pipe (7) and cold insulation insulation system (6) wherein, and the LNG pipe (7) is located at cold insulation insulation The center of structure (6), the cold insulation insulation system (6) are foamed material.

3. a kind of LNG pipe-support device peculiar to vessel according to claim 1, it is characterised in that: the mounting ear (3) and branch The outside of frame junction also has stiffening plate (8)；The stiffening plate (8) is arc side triangular structure, wherein an arc side and bracket The tangent connection of cambered surface, another straight flange and mounting ear (3) tangent connection, remaining a line is the arc side being recessed inwardly.

4. a kind of LNG pipe-support device peculiar to vessel according to claim 1, it is characterised in that: the locking device (4) is Clamping screw.

5. a kind of LNG pipe-support device peculiar to vessel according to claim 1, it is characterised in that: the upper bracket (1), under The arc-shaped outer wall of bracket (2) has the fold shape extended along pipe lengths raised (9), and the fold shape is raised (9) The groove of identical radian measure is formed in the corresponding position of arc-shaped inner wall, the height of the fold shape raised (9) is 3-6mm.

6. a kind of LNG pipe-support device peculiar to vessel according to claim 2, it is characterised in that: the cold insulation insulation system The foamed polymer formed for polyurethane and sawdust.

7. a kind of LNG pipe-support device peculiar to vessel according to claim 2, it is characterised in that: the cold insulation insulation system It is made of two parts semicircle.

8. a kind of LNG pipe-support device peculiar to vessel according to claim 2, it is characterised in that: the cold insulation insulation system It is made of multi-section circular arc Partial Semi-circle.

9. a kind of LNG pipe-support device peculiar to vessel according to claim 2, it is characterised in that: the LNG manages (7) diameter For the half with cold insulation insulation system (6) diameter.

10. a kind of LNG pipe-support device peculiar to vessel according to claim 5, it is characterised in that: the fold shape protrusion (9) at 45 ° of upper bracket (1) outer wall radiused cross-section and at 135 °, the pleat of the lower bracket (2) and upper bracket (1) Wrinkle shape protrusion is symmetric along horizontal direction.