CN214729498U

CN214729498U - Integral platform arrangement structure of LNG tank top water spraying system

Info

Publication number: CN214729498U
Application number: CN202120757969.9U
Authority: CN
Inventors: 郭陈; 朱永龙; 徐万德
Original assignee: Nantong Xiangyu Shipbuilding And Offshore Engineering Co ltd
Current assignee: Nantong Xiangyu Shipbuilding And Offshore Engineering Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-16
Anticipated expiration: 2031-04-14

Abstract

The utility model relates to an integral platform arrangement structure of an LNG tank top water spraying system, which comprises an LNG pipe body, wherein the LNG pipe body is erected on symmetrically arranged LNG pipe unit supports; an LNG tank power room is arranged at one end of the LNG pipe body, one end of the main spraying pipeline is communicated with the LNG tank power room, and the other end of the main spraying pipeline extends to the upper part of the LNG pipe body; a plurality of spraying branch pipelines are also arranged above the LNG pipe body, and one end of each spraying branch pipeline is communicated with the other end of the main spraying pipeline; the utility model discloses predetermine the position that sprays the pipeline, not only conveniently demolish, made things convenient for staff's later stage to overhaul the maintenance moreover.

Description

Integral platform arrangement structure of LNG tank top water spraying system

Technical Field

The utility model relates to a whole platform arrangement structure of LNG tank deck water spraying system belongs to LNG boats and ships field.

Background

According to the requirements on the LNG ship, in the top area of the double-layer LNG tank, water sprays are needed for cooling and fire fighting. However, the existing arrangement of water spray pipes, where a single bracket is fixed to the tank and then the water spray pipes are arranged above the bracket, seems to be without major problems, but has significant drawbacks in terms of installation and later maintenance: firstly, the installation process is not beneficial to personnel installation, and platforms such as scaffold and the like need to be additionally laid; secondly, the paved scaffold and the platform need to be used for a long time, all projects can be dismantled until the installation and the system inspection are finished, and the local part is repaired after the dismantling; and thirdly, the later maintenance is very inconvenient, which is not beneficial to the personnel to inspect the pollution, blockage and replacement of the pipeline.

The above modes result in unnecessary waste of resources and energy, and therefore a new spray arrangement system is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a whole platform arrangement structure of LNG tank deck water sprinkling system not only conveniently demolishs sprinkling system, makes things convenient for staff's later stage to overhaul and maintain moreover.

The utility model provides a technical scheme that its technical problem adopted is:

an integral platform arrangement structure of an LNG tank top water spraying system comprises an LNG pipe body, wherein the LNG pipe body is erected on symmetrically arranged LNG pipe unit supports;

an LNG tank power room is arranged at one end of the LNG pipe body, one end of the main spraying pipeline is communicated with the LNG tank power room, and the other end of the main spraying pipeline extends to the upper part of the LNG pipe body;

a plurality of spraying branch pipelines are also arranged above the LNG pipe body, and one end of each spraying branch pipeline is communicated with the other end of the main spraying pipeline;

as a further preferred aspect of the present invention, the spraying branch pipeline includes a first spraying branch pipeline, a middle spraying branch pipeline, a second spraying branch pipeline and a spraying side pipeline, wherein the first spraying branch pipeline, the middle spraying branch pipeline and the second spraying branch pipeline are all arranged above the LNG pipe body in parallel along the central axis of the LNG pipe body, and the first spraying branch pipeline and the second spraying branch pipeline are respectively located at two sides of the middle spraying branch pipeline;

one end of the first spraying branch pipeline is connected with the spraying main pipeline, the other end of the first spraying branch pipeline is connected with the spraying side pipeline, one end of the second spraying branch pipeline is also connected with the spraying main pipeline, and the other end of the second spraying branch pipeline is connected with the other spraying side pipeline;

a plurality of spray nozzles are arranged on each spray branch pipeline;

as a further preference of the utility model, a plurality of supports are arranged on one side of the LNG pipe body along the direction of the first spraying branch pipeline, and the supports are communicated with each other through the railings;

a plurality of supports are also arranged at the end part of the LNG pipe body, which is far away from the power room of the LNG tank, and the supports are communicated through railings, namely the railings above the LNG pipe body are communicated;

the first spraying branch pipeline is tightly attached to the bracket and forms a positioning support by the bracket;

as a further preference of the utility model, an LNG tank power ventilation pipeline is also arranged above the LNG pipe body, and is parallel to the first spraying branch pipeline, the middle spraying branch pipeline and the second spraying branch pipeline, and the LNG tank power ventilation pipeline is arranged between the first spraying branch pipeline and the middle spraying branch pipeline;

as a further preference of the utility model, a first walking platform is erected above the LNG pipe body along the middle spraying branch pipeline, a second walking platform is erected above the LNG pipe body along the second spraying branch pipeline, and the end parts of the first walking platform and the second walking platform, which are far away from the LNG tank power room, of the LNG pipe body are communicated through the side walking platform;

as a further preference of the utility model, the surface of the LNG pipe unit support is arc-shaped and matched with the circumference of the LNG pipe body;

as the utility model discloses a further preferred, outside wall mounting pipeline supports between LNG jar power for the main line is sprayed in the fixed.

Through above technical scheme, for prior art, the utility model discloses following beneficial effect has:

1. the arrangement structure provided by the utility model can realize installation without additionally laying platforms such as scaffold and the like;

2. the utility model provides an arrangement structure has preset the position that sprays the pipeline, can conveniently dismantle and routine maintenance, maintenance.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a perspective view of a preferred embodiment provided by the present invention;

fig. 2 is a top view of the preferred embodiment provided by the present invention.

In the figure: 1 is the first branch pipeline that sprays, 2 is the middle part branch pipeline that sprays, 3 is the second and sprays a branch pipeline, 4 for spraying the side pipeline, 5 is spray nozzle, 6 is the support, 7 is the railing, 8 is LNG pipe body, 9 is that LNG pipe unit supports, 10 is the pipeline support, 11 is for spraying the main line, 12 is between LNG jar power, 13 is first walking platform, 14 is second walking platform, 15 is the ventilative pipeline between LNG jar body power.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. In the description of the present application, it is to be understood that the terms "left side", "right side", "upper part", "lower part", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, "first", "second", etc., do not represent the degree of importance of the component parts, and thus, are not to be construed as limiting the present invention. The specific dimensions used in the present embodiment are only for illustrating the technical solution, and do not limit the protection scope of the present invention.

In the prior art, regarding the cooling and fire fighting of the LNG tank, the spray pipes are fixed on the tank body in a single-support fixing mode, and the arrangement mode can cause great problems in the future installation and maintenance, so that the application provides an overall platform arrangement structure of the LNG tank top water spray system, as can be seen from fig. 1, the overall platform arrangement structure comprises LNG pipe bodies 8 which are erected on symmetrically arranged LNG pipe unit supports 9; an LNG tank power room 12 is arranged at one end of an LNG pipe body, one end of a spraying main pipeline 11 is communicated with the LNG tank power room, the other end of the spraying main pipeline extends to the upper portion of the LNG pipe body, a pipeline support 10 is arranged on the outer side wall of the LNG tank power room and used for fixing the spraying main pipeline, the pipeline support is a U-shaped support, and the spraying main pipeline is fixed at the closed end of the U-shaped support through iron wires;

in order to conveniently overhaul the spraying system in the future, a plurality of spraying branch pipelines are arranged above the LNG pipe body, and one end of each spraying branch pipeline is communicated with the other end of the main spraying pipeline; the positions of the spraying branch pipelines are preset in advance, so that the spraying device is convenient to disassemble and overhaul and maintain.

The application provides a preferred embodiment of the arrangement of the spraying branch pipelines, as shown in fig. 1, the spraying branch pipelines comprise a first spraying branch pipeline 1, a middle spraying branch pipeline 2, a second spraying branch pipeline 3 and a spraying side pipeline 4, wherein the first spraying branch pipeline, the middle spraying branch pipeline and the second spraying branch pipeline are all arranged above the LNG pipe body in parallel along the central axis of the LNG pipe body, and the first spraying branch pipeline and the second spraying branch pipeline are respectively positioned at two sides of the middle spraying branch pipeline;

in order to facilitate the spraying and covering of the side edge of the LNG pipe body, one end of the first spraying branch pipeline is connected with the spraying main pipeline, the other end of the first spraying branch pipeline is connected with the spraying side pipeline, one end of the second spraying branch pipeline is also connected with the spraying main pipeline, and the other end of the second spraying branch pipeline is connected with the other spraying side pipeline; finally, a plurality of spray nozzles 5 are arranged on each spray branch pipeline.

After the spraying systems are arranged, the whole spraying system needs to be fixed, so that a plurality of supports 6 are arranged on one side of the LNG pipe body along the direction of the first spraying branch pipeline and are communicated through a railing 7; a plurality of supports are also arranged at the end part of the LNG pipe body, which is far away from the power room of the LNG tank, and the supports are communicated through railings, namely the railings above the LNG pipe body are communicated; the first spraying branch pipeline is tightly attached to the bracket and forms a positioning support by the bracket; it should be noted here that the installation connection of the balustrade can be made of the lightest material and the installation form of the angle steel, and the existing pipeline can be used as a part of the balustrade, so that the purposes of use and the forms of disassembly, assembly, maintenance and safety are met.

As can be seen from fig. 1-2, an LNG tank power ventilation pipeline 15 is also arranged above the LNG pipe body, and is parallel to the first spraying branch pipeline, the middle spraying branch pipeline and the second spraying branch pipeline, and the LNG tank power ventilation pipeline is arranged between the first spraying branch pipeline and the middle spraying branch pipeline.

After the whole system that is located LNG pipe body top is laid and is accomplished, need examine and repair the maintenance to whole system in real time, consequently spray branch pipeline along the middle part and erect first walking platform 13 in LNG pipe body top, spray branch pipeline along the second and erect second walking platform 14 in LNG pipe body top, first walking platform, the tip that second walking platform kept away from LNG jar power room at LNG pipe body forms the intercommunication through side walking platform, engineer's tour or overhaul only need rely on first walking platform, second walking platform can realize patrolling.

Finally, this application has made an optimization to the structure that LNG pipe unit supported, as can be known in fig. 1, and it comprises the backup pad constitution of a plurality of perpendicular to ground, and a plurality of backup pads are laid in parallel each other, will regard as the surface of whole with a plurality of backup pads to be the arc setting, match with LNG pipe body circumference.

According to the preferred embodiment, the platform arrangement structure provided by the application has high structural adaptation degree, and the spray pipes and the nozzles can be calculated and arranged according to actual requirements, so that waste is avoided; the whole spraying pipeline is arranged in a direction, so that the arrangement of the platform is not influenced, and the height, the size and the position of the platform can be arranged according to the actual condition; the optimization of the system arrangement is really realized.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The meaning of "and/or" as used herein is intended to include both the individual components or both.

The term "connected" as used herein may mean either a direct connection between components or an indirect connection between components via other components.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a LNG tank deck water spraying system integral platform arrangement structure which characterized in that: the LNG pipeline comprises an LNG pipeline body, wherein the LNG pipeline body is erected on LNG pipeline unit supports which are symmetrically distributed;

still lay a plurality of spraying branch pipelines above LNG pipe body, every one end that sprays branch pipeline all forms the intercommunication with the other end that sprays the main line.

2. The LNG tank top water spray system integral platform arrangement of claim 1, wherein: the spraying branch pipelines comprise a first spraying branch pipeline, a middle spraying branch pipeline, a second spraying branch pipeline and a spraying side pipeline, wherein the first spraying branch pipeline, the middle spraying branch pipeline and the second spraying branch pipeline are all arranged above the LNG pipe body along the central axis of the LNG pipe body in parallel, and the first spraying branch pipeline and the second spraying branch pipeline are respectively positioned at two sides of the middle spraying branch pipeline;

and a plurality of spray nozzles are arranged on each spray branch pipeline.

3. The LNG tank top water spray system integral platform arrangement of claim 2, wherein: a plurality of supports are arranged on one side of the LNG pipe body along the direction of the first spraying branch pipeline and are communicated with each other through a railing;

the first spraying branch pipeline is tightly attached to the support, and the support forms a positioning support.

4. The LNG tank top water spray system integral platform arrangement of claim 3, wherein: still lay LNG jar body ventilation line between power above LNG pipe body, it sprays branch pipeline, middle part with first, and the second sprays branch pipeline is parallel, and LNG jar body ventilation line between power is laid and is sprayed between branch pipeline, the middle part and spray between the branch pipeline in first spraying.

5. The LNG tank top water spray system integral platform arrangement of claim 4, wherein: the LNG tank power station comprises an LNG pipe body, a middle spraying branch pipeline, a first walking platform, a second walking platform, a side walking platform and a power station.

6. The LNG tank top water spray system integral platform arrangement of claim 1, wherein: the surface that LNG pipe unit supported is the arc setting, matches with LNG pipe body circumference.

7. The LNG tank top water spray system integral platform arrangement of claim 1, wherein: and a pipeline support is arranged on the outer side wall of the LNG tank power room and used for fixing the spraying main pipeline.