CN112208702A - Ballast structure and ballast method of cargo hold - Google Patents
Ballast structure and ballast method of cargo hold Download PDFInfo
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- CN112208702A CN112208702A CN202011152003.9A CN202011152003A CN112208702A CN 112208702 A CN112208702 A CN 112208702A CN 202011152003 A CN202011152003 A CN 202011152003A CN 112208702 A CN112208702 A CN 112208702A
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- ballast
- well
- pipe
- tank
- cargo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B11/00—Interior subdivision of hulls
- B63B11/04—Constructional features of bunkers, e.g. structural fuel tanks, or ballast tanks, e.g. with elastic walls
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention relates to the technical field of ship ballast, and discloses a ballast structure and a ballast method of a cargo hold, wherein the cargo hold comprises a cargo hold body, an inner bottom plate arranged at the upper end of the cargo hold body and an outer plate arranged at the lower end of the cargo hold body, the cargo hold body is divided into a pipe yard and a ballast hold by wall plates, the ballast hold body is respectively arranged at two sides of the pipe yard, a ballast water main pipe is arranged in the pipe yard in a penetrating way, the ballast structure is characterized by also comprising a ballast well arranged in the ballast hold body and a ballast water branch pipe arranged on the side wall of the ballast well in a penetrating way, the water outlet of the ballast water branch pipe faces to the inside of the ballast well, the ballast water branch pipe is communicated with the ballast water main pipe, the ballast structure of the cargo hold of the embodiment of the invention, the ballast well is arranged in the ballast hold body, the ballast water branch pipe is arranged in the ballast well in a penetrating way, the loading device is fast and convenient, and then ship efficient loading is realized.
Description
Technical Field
The invention relates to the technical field of ship ballast, in particular to a ballast structure and a ballast method of a cargo hold.
Background
The cargo hold of a bulk carrier is divided into several cargo holds for loading cargo. In order to satisfy the loading capacity, the ship is generally large in shape, and the ship is large in length, width and depth. When loading is carried out at a wharf, the ship is large in size, the ship shape is higher and higher, the wharf loading and unloading cannot meet the requirement of rapid development of the ship, and the clearance height limits the operation requirement of loading and unloading goods of the ship at the port; or during the transport and navigation, it is not sufficient that all cargo holds can be fully loaded. And the navigation sea condition is more complicated, and the navigation danger coefficient of the ship in the no-load state is higher. In order to meet the working practicability and the sailing safety performance of a crane at a wharf, part of cargo holds of a ship are used as a port ballast tank and a storm ballast tank. When the ship is loaded at the wharf, the draught of the ship can be increased by loading ballast water into the port ballast tank, and the normal operation of a wharf crane is facilitated. In the process of ship navigation, by adding ballast water into the storm ballast tank, the draft of the ship can be increased, the gravity center of the ship is reduced, and the stability and the pilot voyability of the ship are improved. The cargo holds of ships are often very large, an ideal draught position can be reached only by filling a large amount of water, the water loading efficiency is low, and the loading efficiency of bulk freighters is further influenced.
Disclosure of Invention
In view of the above, the present invention is directed to provide a ballast structure of a cargo hold, so as to solve the technical problems that the cargo hold of the existing ship is often very large, a large amount of water needs to be filled to reach an ideal draft position, the pressurized water carrying efficiency is low, and the loading efficiency of a bulk cargo ship is affected.
In order to solve the technical problems, the invention provides a ballast structure of a cargo hold, wherein the cargo hold comprises a cabin body, an inner bottom plate arranged at the upper end of the cabin body and an outer plate arranged at the lower end of the cabin body, the cabin body is divided into a pipe and a ballast tank by wall plates, the ballast tank is respectively arranged at two sides of the pipe, and a ballast water main pipe is arranged in the pipe.
Optionally, a control valve is further disposed on the ballast water branch pipe, and the control valve is used for controlling opening and closing of the ballast water branch pipe.
Optionally, the control valve is a remote-control butterfly valve.
Optionally, the ballast well comprises a well chamber, a bottom plate is arranged in the well chamber, and the bottom plate and the outer plate are arranged at intervals.
Optionally, the distance between the base plate and the outer plate is at least 500 mm.
Optionally, the ballast well still includes the ballast well lid, be located on the infrabasal plate the top in well cabin is provided with the trompil, trompil department sealing connection the ballast well lid.
Optionally, the well compartment is enclosed by a wall panel of pipe joints, a wall panel of ballast compartments, well compartment side panels and well compartment bulkheads.
Compared with the prior art, the ballast structure of the cargo hold has the advantages that:
according to the ballast structure of the cargo hold, the ballast well is arranged in the ballast hold, the ballast well is convenient to manufacture and can be directly manufactured together with the ballast hold, the ballast water branch pipes penetrate through the ballast well and are communicated with the ballast water main pipe, the pipeline design is simplified, the ballast well can be directly communicated with the ballast water main pipe, the pipe space is saved, later-stage maintenance is facilitated, water is supplied and drained into the ballast well through the ballast water branch pipes to achieve ballast adjustment of the cargo hold, and the ballast structure is rapid and convenient to use, and further achieves efficient loading of ships.
The invention also provides a cargo hold ballasting method, which is applied to a ballast structure of a cargo hold and comprises the following steps: opening a ballast well cover; controlling the remote control butterfly valve to be opened; ballast pumps drive water into the ballast wells through ballast main and branch lines.
The cargo tank ballasting method and the cargo tank ballasting structure have the same advantages over the prior art and are not described in detail herein.
Drawings
Fig. 1 is a schematic structural view of a ballast structure of a cargo tank according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a tank body of a ballast structure of the tank according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a cargo tank of a ballast structure of the cargo tank according to an embodiment of the present invention.
In the figure, 1, a cabin body, 2, an inner bottom plate, 3, an outer plate, 4, a pipe bundle, 5, a ballast tank, 6, a ballast water main pipe, 7, a ballast well, 71, a well chamber, 711, a well chamber side plate, 712, a well chamber partition plate, 72, a bottom plate, 73, a ballast well cover, 8, a ballast water branch pipe, 9 and a control valve.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In addition, the following description will be briefly made with reference to the orientation: the following directional or positional relationships, as indicated in the context of "front", "rear", "upper", "lower", "left", "right", etc., with respect to each structural member, are intended to refer to the orientation or positional relationship as shown in the drawings; these positional relationships are merely for convenience and simplicity of description and do not indicate or imply that the device referred to must have a particular orientation, be constructed and operated in a particular orientation and therefore should not be construed as limiting the invention.
If there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 to 3, a ballast structure of a cargo hold according to a preferred embodiment of the present invention includes a cargo hold 1, an inner bottom plate 2 disposed at an upper end of the cargo hold 1, and an outer plate 3 disposed at a lower end of the cargo hold 1, wherein cargo can be placed on the inner bottom plate, the cargo hold 1 is partitioned by wall plates to form a pipe junction 4 and a ballast tank 5, the pipe junction is used for arranging a pipeline, the pipe junction is disposed at a middle position of the cargo hold, the ballast tank 5 is disposed at two sides of the pipe junction 4, a ballast water main pipe 6 is disposed in the pipe junction 4, and the pipe junction is disposed in the ballast water main pipe. The ballast structure of a cargo hold further comprises a ballast well 7 arranged in the ballast tank 5 and ballast branch pipes 8 arranged on the side wall of the ballast well 7 in a penetrating mode, the water outlet of each ballast branch pipe 8 faces the inside of the ballast well 7, specifically, the ballast branch pipes are arranged at the lower position of the ballast well so as to facilitate water injection and drainage in the ballast well, and the ballast branch pipes 8 are communicated with the ballast main pipe 6.
Based on above-mentioned technical scheme, can understand ground, the ballast well is the groove structure that is less than the bottom plate in the cargo hold and sets up in the afterbody position in the cabin, makes things convenient for the drainage of later stage when boats and ships heeling. And in the ballast tanks on both sides of the pipe joints, the material can be saved by attaching to the pipe joints.
The ballast water branch pipes 8 are also provided with control valves 9, the control valves 9 are used for controlling the opening and closing of the ballast water branch pipes 8, the opening and closing of the ballast water branch pipes can be freely controlled through the control valves, and further the water supply and drainage requirements of the ship cabin can be timely responded.
In this embodiment, the source of ballast water is based on the existing ballast tank ballast water main. Avoid increasing the pipeline from new, practice thrift the pipe and make a space. The current maintenance of space personnel is managed in the later stage of being convenient for. The control valve 9 is a remote control butterfly valve, so that the opening of the control valve can be remotely controlled in a control room, and the operation is convenient.
The ballast well 7 comprises a well chamber 71, a bottom plate 72 is arranged in the well chamber 71, the bottom plate 72 and the outer plate 3 are arranged at intervals, and understandably, the ballast well consists of two spaces: the bottom space is communicated with the ballast tank, the upper space is a closed space of the ballast well, and the bottom plate and the outer plate are arranged at intervals to further ensure the safety of the ballast well.
The distance between the bottom plate 72 and the outer plate 3 is at least 500mm, so that the risk of deformation caused by external force collision of the ballast well is avoided, and the driving safety of the cargo ship is ensured.
Ballast well 7 still includes ballast well lid 73, lie in on infrabasal plate 2 the top of well hold 71 is provided with the trompil, trompil department sealing connection ballast well lid 73, preferably, still is provided with waterproof sealing circle between ballast well lid and the infrabasal plate to improve the sealed effect of ballast well lid and infrabasal plate, ballast well lid and trompil are encapsulated situation at ordinary times, in order to avoid the water in the loading goods can toward the seepage, block up the ballast well.
When the ballast tank needs to be pressurized to carry water, the ballast well cover is opened, the closed state of the ballast well is released, and water injection is facilitated. The remote control butterfly valve is controlled by a turbine deck room or a cabin centralized control room, and the ballast water pump works to press water into the ballast well through the ballast water main pipe. The drainage function is vice versa. The ballast time can be obtained according to the discharge capacity (two left and right) of the ballast pump and the tank capacity of the ballast tank.
The well 71 is formed by enclosing the wall plate of the pipe connector 4, the wall plate of the ballast tank 5, a well side plate 711 and a well partition plate 712, the well is designed by means of the improvement of the existing structure, the first structure can be made into a fixed standard and is suitable for large-compartment ships, and the second structure saves the pipe connector space and is convenient for later-stage maintenance.
A cargo hold ballasting method applied to a ballasting structure of a cargo hold, comprising: the ballast well cover 73 is opened, so that the internal sealing state of the ballast well is released, and water injection is facilitated; controlling the remote control butterfly valve to be opened; the ballast water pump presses water into the ballast well 7 through the ballast water main pipe 6 and the ballast water branch pipes 8, so that the ballast water pump is convenient and quick, and the labor intensity of workers is reduced.
To sum up, compared with the prior art, the ballast structure of the cargo hold provided by the embodiment of the invention has the beneficial effects that: according to the ballast structure of the cargo hold, the ballast well is arranged in the ballast hold, the ballast well is convenient to manufacture and can be directly manufactured together with the ballast hold, the ballast water branch pipes penetrate through the ballast well and are communicated with the ballast water main pipe, the pipeline design is simplified, the ballast well can be directly communicated with the ballast water main pipe, the pipe space is saved, later-stage maintenance is facilitated, water is supplied and drained into the ballast well through the ballast water branch pipes to achieve ballast adjustment of the cargo hold, and the ballast structure is rapid and convenient to use, and further achieves efficient loading of ships.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a ballast structure of cargo hold, its characterized in that, the cargo hold include the cabin body (1) with set up in infrabasal plate (2) of cabin body (1) upper end with set up in planking (3) of cabin body (1) lower extreme, the cabin body (1) is separated by the wallboard and is formed pipe and play (4) and ballast tank (5), ballast tank (5) branch is located pipe and play (4) both sides, wear to be equipped with ballast water main pipe (6) in pipe and play (4), still including setting up ballast well (7) in ballast tank (5) and wearing to locate ballast water branch pipe (8) of the lateral wall of ballast well (7), the delivery port orientation of ballast water branch pipe (8) in ballast well (7), ballast water branch pipe (8) with ballast water main pipe (6) intercommunication.
2. A ballast structure of a cargo tank according to claim 1, wherein a control valve (9) is further provided on said ballast water branch pipe (8), said control valve (9) being for controlling opening and closing of said ballast water branch pipe (8).
3. A ballast structure for a cargo tank according to claim 2, wherein said control valve (9) is a remote-control butterfly valve.
4. A ballast structure of a cargo tank according to claim 1, wherein said ballast well (7) comprises a well (71), a floor (72) is provided in said well (71), and said floor (72) is provided spaced apart from said outer plate (3).
5. A ballast structure of a cargo tank according to claim 4, wherein the distance between said floor (72) and said outer plate (3) is at least 500 mm.
6. A ballast structure of a cargo tank according to claim 1, wherein said ballast well (7) further comprises a ballast well cover (73), and an opening is provided in said inner bottom plate (2) above said well (71), said opening being sealingly connected to said ballast well cover (73).
7. A ballast structure of a cargo tank according to claim 4, wherein the well tank (71) is enclosed by the wall panels of the tube bulkheads (4), the wall panels of the ballast tank (5), well tank side panels (711) and well tank bulkheads (712).
8. A method of ballasting a cargo tank, applied to a ballasting structure of the cargo tank, comprising:
opening a ballast well cover (73);
controlling the remote control butterfly valve to be opened;
ballast water pumps press water into ballast wells (7) through ballast main pipes (6) and ballast branch pipes (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011152003.9A CN112208702A (en) | 2020-10-23 | 2020-10-23 | Ballast structure and ballast method of cargo hold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011152003.9A CN112208702A (en) | 2020-10-23 | 2020-10-23 | Ballast structure and ballast method of cargo hold |
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| Publication Number | Publication Date |
|---|---|
| CN112208702A true CN112208702A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011152003.9A Pending CN112208702A (en) | 2020-10-23 | 2020-10-23 | Ballast structure and ballast method of cargo hold |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002178985A (en) * | 2000-12-15 | 2002-06-26 | Mitsubishi Heavy Ind Ltd | Method and device for adjusting center of gravity of hull |
| CN102582787A (en) * | 2012-03-02 | 2012-07-18 | 上海斯迪安船舶设计有限公司 | Ballast well of cargo hold |
| CN103057673A (en) * | 2012-12-20 | 2013-04-24 | 沪东中华造船(集团)有限公司 | Anti-heeling ballast structure |
| CN203402362U (en) * | 2013-07-19 | 2014-01-22 | 杨春 | Gravity self-discharging type top side tank ballast water discharging device |
| CN108569372A (en) * | 2018-04-26 | 2018-09-25 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Ship |
| CN109231369A (en) * | 2017-07-10 | 2019-01-18 | 股份公司泰科罗斯 | Ballast water treatment plant |
-
2020
- 2020-10-23 CN CN202011152003.9A patent/CN112208702A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002178985A (en) * | 2000-12-15 | 2002-06-26 | Mitsubishi Heavy Ind Ltd | Method and device for adjusting center of gravity of hull |
| CN102582787A (en) * | 2012-03-02 | 2012-07-18 | 上海斯迪安船舶设计有限公司 | Ballast well of cargo hold |
| CN103057673A (en) * | 2012-12-20 | 2013-04-24 | 沪东中华造船(集团)有限公司 | Anti-heeling ballast structure |
| CN203402362U (en) * | 2013-07-19 | 2014-01-22 | 杨春 | Gravity self-discharging type top side tank ballast water discharging device |
| CN109231369A (en) * | 2017-07-10 | 2019-01-18 | 股份公司泰科罗斯 | Ballast water treatment plant |
| CN108569372A (en) * | 2018-04-26 | 2018-09-25 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Ship |
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Application publication date: 20210112 |