阅读说明：本技术 一种船舶海水取水系统 (Ship seawater taking system ) 是由 何洪良 周熲 高金军 王闻嘉 于 2021-08-03 设计创作，主要内容包括：本发明涉及船舶技术领域,公开一种船舶海水取水系统。其中船舶海水取水系统包括缓存舱、海底门和水泵,缓存舱设置于船舶的底部；船舶的左侧舷和右侧舷均设置有与缓存舱连通的海底门,且海底门位于吃水线与缓存舱之间,海水能经由海底门进入缓存舱；水泵设置于缓存舱内,水泵被配置为能将缓存舱内的海水泵出。本发明设置海底门和缓存舱,海水经由海底门进入缓存舱,缓存舱一方面用于容置海水,以保证船舶内大量用水的情况；另一方面,替代现有技术中的取水管路,有利于简化船舶内设备间的空间,便于其他机械设备的布置；另外,船舶海水取水系统还包括水泵,用于将缓存舱内的海水泵出,以用于船舶其他位置的用水。(The invention relates to the technical field of ships and discloses a ship seawater taking system. The marine seawater taking system comprises a cache cabin, a submarine door and a water pump, wherein the cache cabin is arranged at the bottom of the marine; the left side and the right side of the ship are both provided with a sea chest door communicated with the cache cabin, the sea chest door is positioned between the waterline and the cache cabin, and seawater can enter the cache cabin through the sea chest door; the water pump is arranged in the buffer storage cabin and is configured to pump out seawater in the buffer storage cabin. The invention is provided with the sea chest and the cache cabin, seawater enters the cache cabin through the sea chest, and the cache cabin is used for accommodating seawater on one hand so as to ensure the condition of large amount of water in a ship; on the other hand, the water taking pipeline in the prior art is replaced, so that the space between equipment in the ship is simplified, and the arrangement of other mechanical equipment is facilitated; in addition, the ship seawater intake system also comprises a water pump for pumping out the seawater in the buffer tank for water use at other positions of the ship.)

1. A marine water intake system, comprising:

the cache cabin (1) is arranged at the bottom of the ship;

the sea chest door (2) is arranged on each of the left side board and the right side board of the ship and communicated with the cache cabin (1), the sea chest door (2) is located between the waterline and the cache cabin (1), and seawater can enter the cache cabin (1) through the sea chest door (2);

a water pump (3) arranged in the buffer storage cabin (1), wherein the water pump (3) is configured to pump out seawater in the buffer storage cabin (1).

2. Marine vessel water intake system according to claim 1, wherein the two subsea doors (2) are of the same height.

3. A marine water intake system according to claim 1, further comprising a filter (4), the filter (4) being located between the subsea door (2) and the cache tank (1), the filter (4) being configured to filter seawater entering the cache tank (1) via the subsea door (2).

4. Marine vessel water intake system according to claim 3, wherein a first isolation valve (41) is arranged between the filter (4) and the subsea door (2), and a second isolation valve (42) is arranged between the filter (4) and the buffer tank (1).

5. The marine water intake system according to claim 1, further comprising a vent pipe (5), wherein one end of the vent pipe (5) is communicated with both the top of the cache tank (1) and the sea bottom door (2), and the other end is located above the waterline.

6. Marine vessel water intake system according to claim 5, wherein a third isolation valve (51) is arranged between the gas permeable tube (5) and the subsea door (2) and between the gas permeable tube (5) and the buffer tank (1).

7. A water intake system according to any one of claims 1-6, wherein an isolation empty tank (6) is provided between the buffer tank (1) and the side of the vessel.

8. Marine vessel water intake system according to any one of claims 1-6, wherein the sea bottom door (2) comprises a grating (21) arranged on the side of the vessel and an outer plate (22) enclosing the grating (21) as a cavity, through which cavity sea water can enter via the grating (21), the cavity being in communication with the buffer tank (1).

9. Marine vessel water intake system according to claim 8, wherein the subsea door (2) further comprises a purge assembly arranged towards the grating (21).

10. A marine vessel water intake system according to any one of claims 1 to 6, further comprising a bilge pump (7), wherein a water intake pipe of the bilge pump (7) extends to the bilge of the buffer tank (1).

Technical Field

The invention relates to the technical field of ships, in particular to a ship seawater taking system.

Background

The large-scale passenger ships designed currently maximize economic benefits, enlarge the spaces of the passenger cabin and the living and entertainment area to the maximum extent, and compress the spaces of the machines as much as possible. Meanwhile, in order to meet safety regulations and regulations such as SOLAS safe port returning, redundant design methods such as bays and backup are needed for equipment and systems in machinery, and therefore more space is occupied.

Water intaking is realized through setting up seabed door and water intaking pipeline among the prior art for provide the water demand on the boats and ships. However, in order to meet the requirements of convenience and water consumption, the water intake pipeline is usually large in size, so that the space for arranging machinery in the ship is further reduced, and the contradiction is a prominent contradiction in the design development direction of the current large-scale mail steamer.

Therefore, a marine seawater intake system is needed to solve the above problems.

Disclosure of Invention

Based on the above, the invention aims to provide a ship seawater taking system, which is beneficial to simplifying the structure of a ship and simultaneously realizing water taking.

In order to achieve the purpose, the invention adopts the following technical scheme:

a marine water intake system comprising:

the cache cabin is arranged at the bottom of the ship;

the sea chest doors are communicated with the cache cabin and are arranged on the left side and the right side of the ship, the sea chest doors are positioned between the waterline and the cache cabin, and seawater can enter the cache cabin through the sea chest doors;

the water pump is arranged in the cache cabin and is configured to pump out seawater in the cache cabin.

As a preferable scheme of the ship seawater taking system, the heights of the two sea bottom doors are the same.

As a preferable aspect of the water intake system for marine water, the system further includes a filter located between the subsea door and the cache tank, the filter being configured to filter the water entering the cache tank through the subsea door.

As a preferred scheme of the ship seawater intake system, a first isolation valve is arranged between the filter and the sea chest, and a second isolation valve is arranged between the filter and the cache cabin.

As an optimal scheme of a ship seawater taking system, the ship seawater taking system further comprises a vent pipe, one end of the vent pipe is communicated with the top of the cache cabin and the sea chest, and the other end of the vent pipe is located above the waterline.

As a preferred scheme of the ship seawater taking system, third isolation valves are arranged between the vent pipe and the sea chest and between the vent pipe and the cache cabin.

As a preferable scheme of the ship seawater taking system, an isolation empty cabin is arranged between the cache cabin and a side board of the ship.

As a preferable scheme of the ship seawater intake system, the sea chest door comprises a grating arranged on a side board of the ship and an outer plate enclosing with the grating into a cavity, seawater can enter the cavity through the grating, and the cavity is communicated with the cache tank.

As a preferable aspect of the water intake system for a ship, the subsea door further includes a purge assembly disposed toward the grille.

As a preferred scheme of the ship seawater taking system, the system further comprises a bilge pump, and a water taking pipe of the bilge pump extends to the bilge of the cache cabin.

The invention has the beneficial effects that:

according to the invention, the submarine door and the cache cabin communicated with the submarine door are arranged, and the submarine door is arranged between the waterline and the cache cabin, so that seawater can enter the cache cabin through the submarine door through pressure difference; meanwhile, the left side and the right side of the ship are both provided with submarine doors communicated with the cache tank, so that the design specifications of related ships are met, and the seawater in the cache tank is supplemented in time; in addition, the ship seawater intake system also comprises a water pump for pumping out the seawater in the buffer tank for water use at other positions of the ship.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

FIG. 1 is a schematic diagram of a marine water intake system according to an embodiment of the present invention;

fig. 2 is a schematic view of a sea chest of a marine water intake system according to an embodiment of the present invention.

In the figure:

1. a cache compartment;

2. a subsea door; 21. a grid; 22. an outer plate; 231. a purge port; 232. an on-off valve; 24. a zinc block;

3. a water pump;

4. a filter; 41. a first isolation valve; 42. a second isolation valve;

5. a gas permeable pipe; 51. a third isolation valve; 52. bending the pipe;

6. isolating the empty cabin;

7. bilge water pump.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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 invention.

As shown in fig. 1 and 2, the present embodiment provides a ship seawater intake system, which includes a cache tank 1, a sea chest 2 and a water pump 3, wherein the cache tank 1 is arranged at the bottom of a ship; the left side and the right side of the ship are both provided with a sea chest 2 communicated with the cache tank 1, the sea chest 2 is positioned between the waterline and the cache tank 1, and seawater can enter the cache tank 1 through the sea chest 2; a water pump 3 is arranged in the buffer chamber 1, and the water pump 3 is configured to pump out seawater in the buffer chamber 1.

By arranging the submarine gate 2 and the cache cabin 1 communicated with the submarine gate 2 and arranging the submarine gate 2 between the waterline and the cache cabin 1, seawater can enter the cache cabin 1 through the submarine gate 2 by virtue of pressure difference, the cache cabin 1 is arranged to contain seawater on one hand to ensure the condition of a large amount of water in a ship and replace a water taking pipeline in the prior art on the other hand, so that the space between equipment in the ship is simplified, and the arrangement of other mechanical equipment is facilitated; meanwhile, the left side and the right side of the ship are both provided with the sea chest 2 communicated with the cache tank 1, so that the design specifications of related ships are met, and the seawater in the cache tank 1 can be supplemented in time; in addition, the water intake system for the ship further comprises a water pump 3 for pumping out the seawater in the buffer tank 1 for water use at other positions of the ship. Illustratively, the water pump 3 is provided in plurality for supplying water to different systems of the ship.

It is worth explaining that, the cargo ship has large load capacity and large draft change, so that two submarine doors 2 on the left side board and the right side board of the cargo ship can be arranged to be one high and one low, the submarine door 2 at the lower position can be used for taking water when the cargo ship is in no-load, the submarine door 2 at the higher position can be used for taking water when the cargo ship carries cargo, and meanwhile, the submarine door 2 at the higher position can effectively avoid the entrance of silt. However, the ship seawater intake system of the embodiment is used for ships with little change in draught, such as passenger ships and cruise ships, so that the heights of the two sea bottom doors 2 on the left side board and the right side board are the same, and the requirement for the space of a passenger cabin and a living and entertainment area can be met while the water intake function is met and the space of an equipment cabin is simplified.

Specifically, the buffer storage cabin 1 is arranged in the double-layer bottom of the ship, the two sea chest doors 2 are arranged above the double-layer bottom, the arrangement of other hull structures is convenient when certain pressure difference exists between the sea chest doors 2 and the buffer storage cabin 1, and meanwhile, other equipment such as a ship seawater taking system is convenient to arrange.

Further, the ship seawater intake system further comprises a filter 4, wherein the filter 4 is located between the sea chest 2 and the buffer cabin 1, and the filter 4 is arranged for filtering seawater entering the buffer cabin 1 through the sea chest 2 so as to ensure cleanness of the seawater entering the buffer cabin 1.

Preferably, in order to facilitate the maintenance of the filter 4 and the replacement of the filter element, a first isolation valve 41 is arranged between the filter 4 and the sea chest 2, and the first isolation valve 41 is used for disconnecting the flow of the seawater between the filter 4 and the sea chest 2; a second isolation valve 42 is arranged between the filter 4 and the buffer chamber 1, the second isolation valve 42 being used to disconnect the flow of seawater between the filter 4 and the buffer chamber 1. When the filter 4 needs to be overhauled, the first isolation valve 41 and the second isolation valve 42 are disconnected at the same time, so that the seawater is prevented from flowing backwards, and further, the safety accident is avoided.

In order to ensure that the seawater can smoothly enter the cache cabin 1, the ship seawater taking system further comprises a vent pipe 5, one end of the vent pipe 5 is communicated with the top of the cache cabin 1 and the sea chest door 2, and the other end of the vent pipe is positioned above the waterline. When the seawater enters the buffer storage cabin 1 or the sea chest 2, the air permeability tube 5 can timely discharge the air in the buffer storage cabin 1 or the sea chest 2, and then the seawater can smoothly and quickly flow into the buffer storage cabin 1 or the sea chest 2. Illustratively, the elbow 52 is arranged at one end of the vent pipe 5 above the waterline, which is beneficial to blocking the entering of dust and the like on one hand, and is beneficial to avoiding the backward flowing of seawater when the draught is suddenly increased on the other hand. It is worth mentioning that the ventilation pipe 5 is also communicated with the filter 4 for ensuring the communication between the filter 4 and the atmosphere, so as to facilitate the flow of the seawater.

Specifically, all be provided with third isolation valve 51 between permeability cell 5 and seabed door 2 to and between permeability cell 5 and the buffer memory cabin 1, when closing third isolation valve 51, can be used to change the permeability cell 5 that takes place the damage, security when guaranteeing to change. It should be noted that the third isolation valve 51 is also provided between the ventilation tube 5 and the filter 4, and when the damaged ventilation tube 5 is replaced, the third isolation valve 51 between the ventilation tube 5 and the filter 4 needs to be closed similarly to prevent the seawater from flowing back into the ventilation tube 5.

Furthermore, an isolation empty cabin 6 is arranged between the buffer cabin 1 and a side board of the ship, so that the integrity of the buffer cabin 1 can be ensured when the side board is damaged, and the influence on the water use of the ship is not influenced. Illustratively, the first isolation valve 41, the filter 4, the vent 5, and the subsea door 2 are all disposed above the isolation chamber.

In this embodiment, boats and ships sea water intaking system still includes bilge water pump 73, and bilge water pump 73's intake pipe extends to the bilge of buffer memory cabin 1 for regularly clear up buffer memory cabin 1, avoid accumulating too much silt in the buffer memory cabin 1, influence the normal water of boats and ships. Optionally, the bilge pump 73 is provided with a plurality of water intake pipes, and in addition to the water intake pipe extending to the bilge of the cache tank 1, other water intake pipes may be provided on the deck for cleaning accumulated water on the deck to ensure the cleaning of the deck.

As shown in fig. 2, the sea chest 2 includes a grating 21 provided on a side of the ship and an outer plate 22 enclosing the grating 21 to form a cavity into which seawater can enter through the grating 21, and the cavity is communicated with the buffer tank 1. Specifically, subsea door 2 still includes towards the subassembly that sweeps that grid 21 set up, sweeps the subassembly and includes a plurality of purge port 231 and ooff valve 232, and a plurality of purge port 231 all just set up grid 21, opens ooff valve 232, and purge port 231 can sweep debris on grid 21. Further, the blowing component can blow hot steam, so that deicing can be performed when the grating 21 is frozen, and normal seawater can enter the sea chest 2 through the grating 21 in a low-temperature environment. Optionally, a zinc block 24 is further disposed in the cavity, which can effectively prevent seawater from corroding the grating 21 and the outer plate 22, and ensure the reliability of the sea chest 2. Two zinc blocks 24 are provided to further enhance the corrosion prevention effect.

The ship seawater taking system disclosed by the embodiment is favorable for simplifying a ship structure, realizes water taking, can be particularly applied to a large-scale cruise ship, and simplifies the ship structure and realizes water taking when ensuring that the main cabin and the living and entertainment area space meet the requirements by arranging the two seabed doors 2 at the same height.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but 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 invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.