CN112061312A - Air pipe system gas collecting device for scientific investigation ship - Google Patents
Air pipe system gas collecting device for scientific investigation ship Download PDFInfo
- Publication number
- CN112061312A CN112061312A CN202010978633.5A CN202010978633A CN112061312A CN 112061312 A CN112061312 A CN 112061312A CN 202010978633 A CN202010978633 A CN 202010978633A CN 112061312 A CN112061312 A CN 112061312A
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- China
- Prior art keywords
- air
- gas collection
- tank
- pipe
- collecting device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B45/00—Arrangements or adaptations of signalling or lighting devices
Abstract
An air collecting device of an air pipe system for a scientific investigation ship comprises a gas collecting box, wherein an air main pipe is arranged in the middle position of the top surface of the gas collecting box, a plurality of air branch pipes are introduced into the upper part of the gas collecting box, each air branch pipe is connected with a corresponding liquid tank, each air branch pipe extends into the gas collecting box, the pipe head of each air branch pipe positioned in the gas collecting box is provided with an expanding opening in a matched mode, the bottom of each expanding opening is connected with a guiding device, and a floating ball is arranged in the guiding device in a matched mode; a float switch is installed on one side of the gas collection box, a discharge pipe is installed at the bottom of the gas collection box, and a discharge valve is installed on the discharge pipe. The method is used for solving the technical problems that the liquid tank below the superstructure is reasonably ventilated and the compartments are connected with the water immersion risk, the weight of a ship pipe system is reduced to the maximum degree, the pressure head borne by the liquid tank is reduced, the weight of the ship is reduced, and the navigation safety of the ship is ensured.
Description
Technical Field
The invention relates to the technical field of ship equipment gas collecting devices, in particular to a gas collecting device of an air pipe system for a scientific investigation ship.
Background
The ship air pipeline is arranged in the liquid tank and is communicated with the atmosphere. Generally, air pipes are required to be installed in liquid tanks such as a double-layer bottom tank, a fresh water tank, an oil tank and a sewage tank so as to communicate the inconsistency of pressure inside and outside the tanks to form an air cushion or vacuum when liquid is filled and discharged or the temperature changes.
Due to the overall construction of the vessel, the superstructure of the bow of the scientific vessel is generally from the bulkhead deck to the pilot deck, the main deck being open-air aisle port and starboard. The tank air piping under the superstructure of the forepart can only extend to the open air of the driving deck, and the more tanks, the more air piping extending upwards and the heavier the piping. Meanwhile, because the air pipe system extends to a driving deck or a compass deck on the uppermost layer of the ship, the bearing pressure of the liquid tank is correspondingly increased, and a strong structure is required to bear large pressure, so that the weight of the structure is increased.
How to reasonably design the air pipeline of the liquid tank of the ship, which can reduce the weight of the pipeline and the structure while ensuring the smoothness of the air pipeline and avoid the problem of water immersion among the liquid tanks is a topic worthy of research.
Disclosure of Invention
The applicant provides an air piping gas collecting device for a scientific investigation ship aiming at the defects in the prior art, so that the air piping gas collecting device is used for solving the technical problems of reasonable ventilation of a liquid tank below an upper building and the associated water immersion risk between cabins, the weight of a ship piping is reduced to the maximum extent, the pressure head borne by the liquid tank is reduced, the weight of the ship is reduced, and the navigation safety of the ship is ensured.
The technical scheme adopted by the invention is as follows:
an air collecting device of an air pipe system for a scientific investigation ship comprises a gas collecting box, wherein an air main pipe is arranged in the middle position of the top surface of the gas collecting box, a plurality of air branch pipes are introduced into the upper part of the gas collecting box, each air branch pipe is connected with a corresponding liquid tank, each air branch pipe extends into the gas collecting box, the pipe head of each air branch pipe positioned in the gas collecting box is provided with an expanding opening in a matched mode, the bottom of each expanding opening is connected with a guiding device, and a floating ball is arranged in the guiding device in a matched mode; a float switch is installed on one side of the gas collection box, a discharge pipe is installed at the bottom of the gas collection box, and a discharge valve is installed on the discharge pipe.
The further technical scheme is as follows:
the guide device is of a cylindrical structure, the inner wall surface of the cylindrical structure is matched with the outer diameter of the floating ball, and the floating ball moves up and down in the cylindrical structure.
The guide device adopts a cylindrical fence structure.
The guiding device adopts a steel wire lifting rope structure.
1-10 air branch pipes are distributed in the air collection box.
The flaring is of a round table-shaped structure, the top of the flaring is matched with the air branch pipe, and the bottom of the flaring is matched with the guiding device.
The floating ball is made of corrosion-resistant materials.
The bottom of each guiding device is spaced from the bottom surface of the gas collection box.
The liquid cabins are arranged outside the gas collecting box, and each liquid cabin is filled with the same medium.
The gas collection box is manufactured into a ship body structure and is welded on the main ship body.
The invention has the following beneficial effects:
the invention has compact and reasonable structure and convenient operation, can be used as a part of a ship structure, and the internal space can simultaneously meet the use requirement of a specific liquid tank ventilation device. Through set up the floater in the gas collection tank, the floater is matchd with the flaring, when the liquid tank is not full, can normally breathe freely, when the liquid tank is filled to be overfilled, unnecessary liquid gets into the gas collection device of preferred scheme along the air hose, and the floater in the device can float downwards under the restriction of floater rail, until the complete shutoff air branch pipe flaring, and float switch sends high-order alarm signal this moment, reminds the crewman to intervene in time. Meanwhile, the floating ball completely blocks the flaring of the air branch pipe, all air pipes are isolated and communicated, and the cabins are prevented from being soaked by the air pipes, so that the safety of the ship is ensured.
The invention is mainly applied to underwater navigation ships, belongs to the field of ship equipment, and particularly relates to a liquid tank air pipe system of a ship, which prevents the cabins sharing an air main pipe from being jointly soaked in water, and ensures the safety of ship navigation
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention (preventing the liquid tank from being in a water-immersed state).
Fig. 3 is a schematic view (top view) of the installation of the float ball of the present invention.
Wherein: 1. a gas collection tank; 2. a first fuel tank air branch; 3. flaring of the air branch pipe of the first fuel tank; 4. a first fuel tank floating ball fence; 5. a first fuel tank floating ball; 6. an air manifold; 7. a second fuel tank air branch; 8. flaring of the air branch pipe of the second fuel tank; 9. a second fuel tank floating ball fence; 10. a second fuel tank float ball; 11. a relief valve; 12. a discharge pipe; 13. a float switch; 14. and (4) a fence.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, fig. 2 and fig. 3, the air collecting device of the air pipe system for scientific investigation ship of the present embodiment includes a gas collecting tank 1, an air main pipe 6 is disposed at the middle position of the top surface of the gas collecting tank 1, a plurality of air branch pipes are introduced into the upper portion of the gas collecting tank 1, each air branch pipe is connected with a corresponding liquid tank, each air branch pipe extends into the gas collecting tank 1, the pipe head of each air branch pipe located in the gas collecting tank 1 is provided with a flaring in a matching manner, the bottom of each flaring is connected with a guiding device, and a floating ball is provided in the guiding device in a matching manner; one side of the gas collection box 1 is provided with a float switch 13, the bottom of the gas collection box 1 is provided with a discharge pipe 12, and the discharge pipe 12 is provided with a discharge valve 11.
The guiding device is of a cylindrical structure, the inner wall surface of the cylindrical structure is matched with the outer diameter of the floating ball, and the floating ball moves up and down in the cylindrical structure.
The guide device adopts a cylindrical fence structure.
The guiding device adopts a steel wire lifting rope structure.
1-10 air branch pipes are distributed in the air collection box 1.
In this embodiment, the number of the air branch pipes is 2.
The flaring is the round platform shape structure, and the top and the air branch pipe cooperation of flaring, the bottom and the guider cooperation of flaring.
The floating ball is made of corrosion-resistant materials. Can float in the liquid tank medium, and the diameter of the liquid tank medium can be consistent with the flaring of the corresponding air branch pipe.
The bottom of each guiding device is spaced from the bottom surface of the gas collecting box 1.
The liquid tanks are arranged outside the gas collecting box 1, and each liquid tank is filled with the same medium.
The gas collection box 1 is manufactured into a ship body structure and is welded on the main ship body.
The guide device can adopt a fence to limit the movement position of the floating ball and ensure the floating ball to float up and down;
the diameter of the air main pipe 6 is determined according to the diameter of the air branch pipe;
the discharge valve 11 can discharge the liquid in the gas collecting tank 1 to a proper place;
the float switch 13 is arranged on the upper part of the gas collection tank 1, and outputs an alarm signal when the liquid level of the gas collection tank 1 rises.
The volume of the gas collecting box 1 is determined according to the number of the air branch pipes, and the flaring ports of the air branch pipes, the floating balls and the guiding devices can be accommodated;
the air branch pipes can be a plurality of air pipes of the liquid tank with the same medium, and each air branch pipe is connected with the liquid tank without a stop valve;
the flaring of the air branch pipe is connected with the air branch pipe, and the flaring of the air branch pipe is matched with the floating ball;
the floating ball can float in the liquid tank medium, and the gas collection tank 1 can float freely when the liquid tank medium exists;
the floating ball is selected to be matched with the flaring of the air branch pipe, and can float upwards when the liquid tank medium enters the gas collecting tank, and when the liquid tank medium is enough, the floating ball can enter the flaring and seal the flaring;
the floating ball fence is connected with the flaring of the air branch pipe and extends to the bottom of the gas collecting box 1 to enclose the floating ball therein, but does not prevent the floating ball from floating freely up and down.
As shown in fig. 3, the floating ball fence can be made of four simple fences 14, and the cross section is not closed;
the discharge valve 11 is installed at the bottom of the gas collection tank 1, redundant liquid tank media are discharged by the operation of a crew at a fixed time period, the excessive liquid media in the gas collection tank 1 are prevented, and the floating ball props against the air branch pipe;
the discharge pipe 12 is connected with the discharge valve 11 and the storage cabinet;
the position of the float switch 13 is to ensure that an alarm signal is output when the float floats upwards along with the increase of the liquid height in the gas collection tank 1 and props against the flaring of the air branch pipe.
The classification society stipulates that the liquid tanks need to be provided with air pipes to ensure the balance of the air pressure inside and outside the liquid tanks. Meanwhile, the possibility of water immersion between the ship liquid tanks is avoided, and the stability and the operation safety of the ship are ensured.
As shown in fig. 1 and 2, the specific structure and function of the present invention are as follows:
the device mainly comprises a gas collection tank 1, a first fuel tank air branch pipe 2, a first fuel tank air branch pipe flaring 3, a first fuel tank floating ball fence 4, a first fuel tank floating ball 5, an air main pipe 6, a second fuel tank air branch pipe 7, a second fuel tank air branch pipe flaring 8, a second fuel tank floating ball fence 9, a second fuel tank floating ball 10, a discharge valve 11, a discharge pipe 12 and a floating ball switch 13.
Air in the first fuel tank can be guided into the gas collecting tank 1 through the first fuel tank air branch pipe 2, and air in the second fuel tank can be guided into the gas collecting tank 1 through the second fuel tank air branch pipe 7. At the moment, no fuel oil exists in the gas collection tank 1, the first fuel oil tank floating ball 5 is positioned at the bottom of the gas collection tank 1, and the second fuel oil tank floating ball 10 is positioned at the bottom of the gas collection tank 1;
after the air of the first fuel oil tank is mixed with the air of the second fuel oil tank in the gas collecting box 1, the air is guided to the weather deck through an air main pipe 6;
when the first fuel tank is filled with excessive oil and stops temporarily, the fuel oil in the first fuel tank enters the gas collection tank 1 along the first fuel tank air branch pipe 2, the first fuel tank floating ball 5 gradually floats upwards along with the increase of the liquid level in the gas collection tank 1, and the second fuel tank floating ball 10 gradually floats upwards along with the increase of the liquid level in the gas collection tank 1.
When the fuel oil in the gas collection tank 1 is increased to the position that a first fuel oil tank floating ball 5 rises to a flaring port 3 of a first fuel oil tank air branch pipe along a first fuel oil tank floating ball fence 4 and a second fuel oil tank floating ball 10 rises to a flaring port 8 of a second fuel oil tank air branch pipe along a second fuel oil tank floating ball fence 9, the first fuel oil tank floating ball 5 abuts against the flaring port 3 of the first fuel oil tank air branch pipe, the second fuel oil tank floating ball 10 abuts against the flaring port 8 of the second fuel oil tank air branch pipe, and the fuel oil in the gas collection tank 1 cannot enter the second fuel oil tank along the second fuel oil tank air branch pipe 7, so that the water immersion risk of the second fuel oil tank caused by excessive oil injection of the first fuel oil tank is avoided.
When the first fuel tank floating ball 5 abuts against the flaring 3 of the first fuel tank air branch pipe and the second fuel tank floating ball 10 abuts against the flaring 8 of the second fuel tank air branch pipe, the floating ball switch 13 acts and outputs an alarm signal to the ship monitoring and alarming system.
When the crew learns the alarm signal output by the float switch 13, the release valve 11 is unscrewed in time, the fuel oil in the gas collection tank 1 is discharged to the designated storage tank, the release of the gas collection tank 1 is completed, the system is recovered to be normal, and meanwhile, the corresponding liquid tank injection valve is closed, so that the stable structure of the tank is ensured, and the working reliability is good.
The above description is intended to be illustrative and not restrictive, and the scope of the invention is defined by the appended claims, which may be modified in any manner within the scope of the invention.
Claims (10)
1. A scientific investigation marine air pipe system gas collecting device which characterized in that: the gas collection tank comprises a gas collection tank (1), an air main pipe (6) is arranged in the middle of the top surface of the gas collection tank (1), a plurality of air branch pipes are introduced into the upper portion of the gas collection tank (1), each air branch pipe is connected with a corresponding liquid tank, each air branch pipe extends into the gas collection tank (1), the pipe head of each air branch pipe positioned in the gas collection tank (1) is provided with an expanding opening in a matched mode, the bottom of each expanding opening is connected with a guide device, and a floating ball is arranged in the guide device in a matched mode; a float switch (13) is installed on one side of the gas collection box (1), a discharge pipe (12) is installed at the bottom of the gas collection box (1), and a discharge valve (11) is installed on the discharge pipe (12).
2. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the guide device is of a cylindrical structure, the inner wall surface of the cylindrical structure is matched with the outer diameter of the floating ball, and the floating ball moves up and down in the cylindrical structure.
3. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the guide device adopts a cylindrical fence structure.
4. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the guiding device adopts a steel wire lifting rope structure.
5. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: 1-10 air branch pipes are distributed in the gas collection box (1).
6. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the flaring is of a round table-shaped structure, the top of the flaring is matched with the air branch pipe, and the bottom of the flaring is matched with the guiding device.
7. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the floating ball is made of corrosion-resistant materials.
8. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the bottom of each guiding device is spaced from the bottom surface of the gas collecting box (1).
9. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the liquid tanks are arranged outside the gas collecting box (1), and each liquid tank is filled with the same medium.
10. The air collecting device of an air line for a scientific vessel as set forth in claim 1, wherein: the gas collection box (1) is manufactured into a ship body structure and is welded on the main ship body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010978633.5A CN112061312A (en) | 2020-09-17 | 2020-09-17 | Air pipe system gas collecting device for scientific investigation ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010978633.5A CN112061312A (en) | 2020-09-17 | 2020-09-17 | Air pipe system gas collecting device for scientific investigation ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112061312A true CN112061312A (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010978633.5A Pending CN112061312A (en) | 2020-09-17 | 2020-09-17 | Air pipe system gas collecting device for scientific investigation ship |
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| Country | Link |
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| CN (1) | CN112061312A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935597A (en) * | 2006-09-27 | 2007-03-28 | 马卫泽 | Marine air pipe head |
| CN106741712A (en) * | 2016-12-01 | 2017-05-31 | 上海佳豪船海工程研究设计有限公司 | The air water inlet tube warning box and its alarm method of a kind of hull cargo tank |
| CN107804423A (en) * | 2017-06-30 | 2018-03-16 | 沪东中华造船(集团)有限公司 | A kind of ventilative overflowing protecting system of ballast tank and its design method |
| CN107939478A (en) * | 2017-12-27 | 2018-04-20 | 中船黄埔文冲船舶有限公司 | A kind of mist of oil gas permeable devices |
| CN109296797A (en) * | 2018-09-30 | 2019-02-01 | 广船国际有限公司 | Water blocking communication apparatus, empty cabin gas venting system and ship |
| CN110254686A (en) * | 2019-06-28 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | A kind of marine hydraulic hold gas venting system |
| CN111301660A (en) * | 2020-02-27 | 2020-06-19 | 广船国际有限公司 | Marine high-pressure air condensate collecting and discharging device and ship |
-
2020
- 2020-09-17 CN CN202010978633.5A patent/CN112061312A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935597A (en) * | 2006-09-27 | 2007-03-28 | 马卫泽 | Marine air pipe head |
| CN106741712A (en) * | 2016-12-01 | 2017-05-31 | 上海佳豪船海工程研究设计有限公司 | The air water inlet tube warning box and its alarm method of a kind of hull cargo tank |
| CN107804423A (en) * | 2017-06-30 | 2018-03-16 | 沪东中华造船(集团)有限公司 | A kind of ventilative overflowing protecting system of ballast tank and its design method |
| CN107939478A (en) * | 2017-12-27 | 2018-04-20 | 中船黄埔文冲船舶有限公司 | A kind of mist of oil gas permeable devices |
| CN109296797A (en) * | 2018-09-30 | 2019-02-01 | 广船国际有限公司 | Water blocking communication apparatus, empty cabin gas venting system and ship |
| CN110254686A (en) * | 2019-06-28 | 2019-09-20 | 中船黄埔文冲船舶有限公司 | A kind of marine hydraulic hold gas venting system |
| CN111301660A (en) * | 2020-02-27 | 2020-06-19 | 广船国际有限公司 | Marine high-pressure air condensate collecting and discharging device and ship |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201211 |