阅读说明：本技术 双燃料散货船用的水乙二醇单元的封舱安装的方法 (Method for installing sealed cabin of water glycol unit for dual-fuel bulk cargo ship ) 是由 肖文军 张理燕 张海甬 练兆华 胡康毅 黄磊 于 2021-09-03 设计创作，主要内容包括：本申请涉及船只技术领域,尤其是涉及一种双燃料散货船用的水乙二醇单元的封舱安装的方法,包括如下步骤：在三甲板总段的开口端内确定出待安装设备进入路径上的障碍支柱；在障碍支柱的侧部及三甲板总段的下板件的下方均安装支撑加强构件；拆除障碍支柱及其他障碍物；在承托构件上铺第一轨道,下板件上铺第二轨道；在待安装设备上安装行走轮,再将其吊至承托构件上；将承托构件吊装至与下板件的边相平齐处,并固定承托构件；施加外力,使待安装设备依次沿第一轨道及第二轨道运动至预设位置处；后续补焊支柱,并拆除第二轨道以及支撑加强构件。尾部总段搭载前将待安装设备从尾部拉入,结构和舾装件拆除工作量最少,施工最便利,不受封舱的影响。(The application relates to the technical field of ships, in particular to a method for installing a water glycol unit for a dual-fuel bulk carrier in a sealed mode, which comprises the following steps: determining an obstacle pillar on an entering path of equipment to be installed in an opening end of the three-board total section; supporting and reinforcing members are arranged on the side part of the barrier strut and below the lower plate piece of the third plate total section; dismantling the barrier strut and other barriers; laying a first rail on the bearing component, and laying a second rail on the lower plate; mounting a travelling wheel on equipment to be mounted, and then hoisting the travelling wheel to a bearing member; hoisting the supporting member to a position flush with the side of the lower plate, and fixing the supporting member; applying external force to enable the equipment to be installed to move to the preset position along the first rail and the second rail in sequence; and subsequently, repairing and welding the support column, and removing the second rail and the support reinforcing member. Before the tail main section is carried, equipment to be installed is pulled in from the tail, the workload for dismantling the structure and the outfitting piece is minimum, the construction is most convenient, and the influence of cabin sealing is avoided.)

1. A method for installing a sealed cabin of a water glycol unit for a dual-fuel bulk carrier is characterized by comprising the following steps:

determining an obstacle pillar on an entry path of equipment to be installed in an opening end of the trimethyl plate total section;

installing support reinforcement members both below the lower plate at the open end of the triple deck block and the sides of the barrier strut;

removing the barrier strut and other barriers on the access path of the equipment to be installed;

pre-laying a first rail on a bearing component, pre-laying a second rail on the lower plate, wherein the first rail can be butted with the second rail;

mounting a travelling wheel on the equipment to be mounted, then hoisting the equipment to be mounted with the travelling wheel to a first rail of the bearing member, and connecting the equipment to be mounted to the bearing member;

hoisting a supporting member bearing the equipment to be installed to a position flush with the edge of a lower plate of the third plate overall section, fixedly connecting the supporting member with the lower plate, and then oppositely connecting the second rail with the first rail;

releasing the connection between the equipment to be installed and the supporting member, and then applying external force to the equipment to be installed to enable the equipment to be installed to move to a preset position along the first rail and the second rail in sequence;

jacking the equipment to be installed, removing the second track, and then descending the equipment to be installed to the preset position;

and (4) supplementing a new pillar at the position of the obstacle pillar, and finally dismantling the support reinforcing member.

2. The method of closeout installation of a water glycol unit for a dual fuel bulk carrier as claimed in claim 1, wherein the hold-up member is a carrier comprising a frame body and a bolster plate disposed on the frame body.

3. The method of a closeout installation of a water glycol unit for a dual fuel bulk carrier as claimed in claim 1, wherein the support reinforcement member of the side portion of the barrier strut is a strut formed of i-steel;

the support reinforcement of the lower plate at the open end of the triple deck block is formed by a channel steel.

4. The method for the closeout installation of the water glycol unit for the dual fuel bulk carrier as claimed in claim 1, wherein the step of jacking up the equipment to be installed, removing the second rail, and then lowering the equipment to be installed to the preset position comprises: and jacking the equipment to be installed by using a jack, dismantling the second track, and then descending the equipment to be installed to the preset position.

5. The method of hold back installation of a water glycol unit for a dual fuel bulk carrier of claim 1, wherein the first rail and the second rail are connected by a stationary plate.

6. The method of closeout installation of a water glycol unit for a dual fuel bulk carrier of claim 1, wherein the first rail and the hold member are connected by a first rail hold down and are welded; the second rail and the lower plate are connected through a second rail pressing plate in a welding mode.

7. The method of closeout installation of a water glycol unit for a dual fuel bulk carrier as claimed in claim 1, wherein the road wheels are self-brakable road wheels.

8. The method for the capsule installation of a water glycol unit for a dual-fuel bulk carrier according to claim 1, wherein the component that applies an external force to the equipment to be installed is a hoist.

9. The method for the closeout installation of a water glycol unit for a dual fuel bulk carrier according to claim 1, wherein the other obstacle is outfitting.

10. Method for the closeout installation of a water glycol unit for a dual fuel bulk carrier according to any of the claims 1 to 9, characterized in that the equipment to be installed is a water glycol unit.

Technical Field

The application relates to the technical field of ships, in particular to a method for installing a water glycol unit for a dual-fuel bulk cargo ship in a sealed mode.

Background

At present, a water glycol unit related to an air supply system is added to a dual-fuel bulk cargo ship and is arranged at a position of a Trim plate of an engine room, the unit is a dual-fuel ship type special device, the device is purchased from foreign countries, integrally supplied, long in supply period and incapable of meeting a shipyard carrying plan in a storage period, and the water glycol unit needs to be installed in a sealed state, so that a process for installing the water glycol unit in the sealed state needs to be developed.

Disclosure of Invention

The application aims to provide a method for installing a water glycol unit for a dual-fuel bulk carrier in a sealed cabin, and solves the technical problem that a process for installing the water glycol unit in a sealed cabin state needs to be developed in the prior art to a certain extent.

The application provides a method for installing a sealed cabin of a water glycol unit for a dual-fuel bulk carrier, which comprises the following steps:

determining an obstacle pillar on an entering path of equipment to be installed in an opening end of the three-board total section;

installing support reinforcement members both below the lower plate at the open end of the triple deck block and the sides of the barrier strut;

removing the barrier strut and other barriers on the access path of the equipment to be installed;

pre-laying a first rail on a bearing component, pre-laying a second rail on the lower plate, wherein the first rail can be butted with the second rail;

mounting a travelling wheel on the equipment to be mounted, then hoisting the equipment to be mounted with the travelling wheel to a first rail of the bearing member, and connecting the equipment to be mounted to the bearing member;

hoisting a supporting member bearing the equipment to be installed to a position flush with the edge of a lower plate of the third plate overall section, fixedly connecting the supporting member with the lower plate, and then oppositely connecting the second rail with the first rail;

releasing the connection between the equipment to be installed and the supporting member, and then applying external force to the equipment to be installed to enable the equipment to be installed to move to a preset position along the first rail and the second rail in sequence;

jacking the equipment to be installed, removing the second track, and then descending the equipment to be installed to the preset position;

and (4) supplementing a new pillar at the position of the obstacle pillar, and finally dismantling the support reinforcing member.

In the above technical solution, further, the supporting member is a bracket, and the bracket includes a bracket body and a base plate disposed on the bracket body.

In any one of the above technical solutions, further, the support reinforcement member of the side portion of the barrier strut is a strut formed of an i-steel;

the support reinforcement of the lower plate at the open end of the triple deck block is formed by a channel steel.

In any of the above technical solutions, further, the step of jacking up the device to be installed, detaching the second rail, and then lowering the device to be installed to the preset position includes: and jacking the equipment to be installed by using a jack, dismantling the second track, and then descending the equipment to be installed to the preset position.

In any of the above technical solutions, further, the first rail and the second rail are connected by a fixing plate.

In any of the above technical solutions, further, the first rail and the supporting member are connected by a first rail pressing plate and welding; the second rail and the lower plate are connected through a second rail pressing plate in a welding mode.

In any of the above technical solutions, further, the walking wheels are self-braking walking wheels.

In any of the above technical solutions, further, the component applying an external force to the device to be installed is a hoist.

In any of the above technical solutions, further, the other obstacle is outfitting.

In any of the above technical solutions, further, the equipment to be installed is a water glycol unit.

Compared with the prior art, the beneficial effect of this application is:

in the method for sealing the cabin of the water glycol unit for the dual-fuel bulk carrier, the equipment to be installed is pulled in from the tail part before the tail part general section is carried, the workload for dismantling the structure and the outfitting part is minimum, the cost is minimum, the construction is most convenient, and the influence of sealing the cabin is avoided.

In addition, in whole installation, at the weak department of intensity, increase and support the reinforcement member, can not cause the damage to the structure of three total sections of boards to after treating the erection equipment installation completion, repair new pillar in the position of former obstacle pillar, demolish again and support the reinforcement member, when satisfying the intensity requirement, reduce the space occupancy, help the lightweight design moreover.

In addition, the equipment to be installed moves by means of the travelling wheels and the track, and the labor intensity of workers is reduced.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic illustration of a separate support member being hoisted to a position flush with the edge of the lower plate member of the trimethyl plate segment according to an embodiment of the present application;

fig. 2 is a schematic view of a device to be installed according to an embodiment of the present application when encountering an obstacle pillar;

FIG. 3 is a schematic view of other obstacles in the opening of the total section of the trimethyl plate according to the present application;

fig. 4 is a schematic view illustrating the apparatus to be mounted moved to a predetermined position by the supporting member according to the embodiment of the present application;

fig. 5 is a further schematic view illustrating the apparatus to be mounted moved to a predetermined position by the supporting member according to the embodiment of the present application;

fig. 6 is a schematic diagram of the installation of a water glycol unit according to an embodiment of the present application.

Reference numerals:

1-three board assembly, 11-lower board, 12-barrier support, 2-other barriers, 3-support reinforcing member, 4-supporting member, 5-first track, 6-second track, 7-walking wheel and 8-equipment to be installed.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.

The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

A method of a closeout installation of a water glycol unit for a dual fuel bulk carrier according to some embodiments of the present application is described below with reference to fig. 1-6.

Referring to fig. 1 to 6, an embodiment of the present application provides a method for installing a hold-off of a water glycol unit for a dual-fuel bulk carrier, including the following steps:

an obstacle pillar 12 on an entering path of the equipment 8 to be installed is determined in the opening end of the trimethyl plate total section 1;

mounting a support reinforcing member 3 below the lower plate 11 at the side of the barrier strut 12 and the open end of the trimethyl plate overall section 1;

dismantling the barrier strut 12 (particularly adopting cutting equipment to separate the barrier strut 12) and other barriers 2 on the entering path of the equipment 8 to be installed;

a first rail 5 is paved on the bearing component 4 in advance, a second rail 6 is paved on the lower plate 11 in advance, and the first rail 5 can be butted with the second rail 6;

mounting a walking wheel 7 on a device 8 to be mounted, then hanging the device 8 to be mounted with the walking wheel 7 onto the first rail 5 of the supporting member 4, and connecting the device 8 to be mounted to the supporting member 4, for example, the device 8 to be mounted can be tied up on the supporting member 4 by using a rope so as to prevent the device from sliding along the first rail 5 of the supporting member 4 and falling;

hoisting a supporting member 4 bearing the equipment 8 to be installed to a position flush with the edge of a lower plate 11 of the trimethyl plate overall section 1, fixedly connecting the supporting member 4 with the lower plate 11, and then oppositely connecting a second rail 6 with a first rail 5;

the connection between the equipment 8 to be installed and the supporting member 4 is released, and then external force is applied to the equipment 8 to be installed, so that the equipment 8 to be installed sequentially moves to a preset position along the first rail 5 and the second rail 6;

jacking up the equipment 8 to be installed, dismantling the second track 6, and then descending the equipment 8 to be installed to a preset position;

a new pillar is added at the position of the obstacle pillar 12, and finally the support reinforcement member 3 is removed.

Therein, the equipment 8 to be installed is preferably a water glycol unit, which is generally arranged at the position of the trimaran block 1 near the side shell and the rear wall of the nacelle, as shown in fig. 6. Of course, the installation method is not limited to installing a water glycol unit, and other equipment can be installed by using the installation method.

Based on the steps stated above, the equipment 8 to be installed is pulled in from the tail part before the tail part main section is carried, the workload of dismantling the structure and the outfitting part is minimum, the cost is minimum, the construction is most convenient, and the influence of cabin sealing is avoided.

In addition, in the whole installation process, at the weak department of intensity, increase and support reinforcing member 3, can not cause the damage to the structure of trimethyl plate total section 1 to after treating erection equipment 8 installation completion, mend new pillar in the position of former obstacle pillar 12, demolish again and support reinforcing member 3, when satisfying the intensity requirement, reduce the space occupancy, help the lightweight design moreover.

In addition, the equipment to be installed 8 moves by means of the travelling wheels 7 and the rails, and the labor intensity of workers is reduced.

In one embodiment of the present application, preferably, as shown in fig. 1, 4 and 5, the supporting member 4 is a bracket, which is simple in structure and convenient to manufacture while supporting the device 8 to be mounted.

Preferably, the bracket includes a frame body and a pad disposed on the frame body, but is not limited thereto.

In one embodiment of the present application, it is preferable that the support reinforcement members 3 of the side portions of the barrier strut 12 are struts formed of i-steel, which has high strength to meet the support requirements, and it is preferable that 25-gauge i-steel be used, as shown in fig. 2 and 3.

The supporting and reinforcing member 3 of the lower plate 11 at the opening end of the three-deck block 1 is formed by channel steel, so that the supporting requirement is met, and more channel steel mounting surfaces are arranged, so that the three-deck block is convenient to assemble with other structures.

In one embodiment of the present application, preferably, the step of jacking up the device to be installed 8, removing the second rail 6, and then lowering the device to be installed 8 to the preset position includes: and jacking the equipment 8 to be installed by using a jack, dismantling the second track 6, and then descending the equipment 8 to be installed to a preset position.

In this embodiment, the jack has sufficient jacking force and occupies a small space.

In one embodiment of the present application, it is preferable that the first rail 5 and the second rail 6 are connected by a fixing plate, and wherein it is preferable that one end of the fixing plate is connected to the first rail by a fastening member such as a bolt and nut combination, and the other end of the fixing plate is connected to the second rail by a fastening member such as a bolt and nut combination, and the above-mentioned connection structure is a detachable connection structure, which facilitates the connection of the two after use.

Of course, the fixing plate is not limited to the above, two ends of the fixing plate can be connected with the first rail 5 and the second rail 6 which are respectively corresponding to each other one by welding, the structure is firmer, and after the fixing plate is used, the connection between the first rail 5 and the second rail 6 can be released only by cutting off the fixing plate.

In one embodiment of the present application, the first rail 5 and the supporting member 4 are preferably connected by a first rail clip, which is an essential component for rail mounting, and by welding, as shown in fig. 4 and 5, the first rail clip being a fitting for holding down the stringer that fixes the first rail 5 and the supporting member 4, such as a bracket.

The second rail 6 and the lower plate 11 are connected by a second rail pressing plate and are welded, and the second rail pressing plate has the same effect, and will not be described in detail.

In one embodiment of the present application, preferably, as shown in fig. 1 to 3, the walking wheels 7 are self-braking walking wheels, so as to ensure that the device 8 to be installed does not fall off when moving along the first rail 5 during hoisting and transporting the supporting member 4, thereby ensuring safety and reliability during hoisting.

The self-braking walking wheel mainly comprises a base, brake wheel resolvers, brake pads, brake arms and an air bag, wherein the brake wheel resolvers are movably arranged above the base, the paired brake arms are respectively positioned on two sides of the brake wheel resolvers, the middle parts of the brake arms are respectively hinged with the base, the paired brake pads are respectively movably arranged at the upper ends of the brake arms and are respectively contacted with the brake wheels resolvers, the air bag is arranged between the lower ends of the paired brake arms, the effective braking effect is realized by the acting force of the air bag, in order to effectively protect the brake wheels from deformation and damage at high temperature, the self-braking walking wheel also comprises a water inlet pipe and a water outlet pipe, the brake wheels resolvers are hollow, the end parts of the brake wheels resolvers are provided with a water inlet and a water outlet, and the water inlet pipe and the water outlet pipe are respectively communicated with the water inlet and the water outlet. Therefore, the air bag is used as braking power, after the air bag is filled with gas with certain pressure, the generated braking effect is good, the braking power is lasting and stable, cooling water is filled into the brake wheel hub, and the brake block and the braked wheel hub can be effectively protected.

Of course, the self-braking travelling wheel is not limited to the structure, and a common brake wheel structure in the prior art can be selected.

In one embodiment of the present application, it is preferable that the part for applying the external force to the device 8 to be mounted is a hoist as shown in fig. 5, and the device 8 to be mounted is slowly pulled to a preset mounting position along the first and second rails 5 and 6, though not limited thereto.

In one embodiment of the present application, as shown in fig. 3, the other obstacle 2 is preferably outfitting, which refers to the installation work of all devices, facilities, and equipment except for the hull structure, and covers ship installation, machine installation, electric installation, power plant, control device, pipeline, and the like, so the other obstacle 2 is summarized as outfitting.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.