WO2018214362A1

WO2018214362A1 - Ballast tank water taking device and applications thereof

Info

Publication number: WO2018214362A1
Application number: PCT/CN2017/104140
Authority: WO
Inventors: 程超
Original assignee: 广船国际有限公司
Priority date: 2017-05-26
Filing date: 2017-09-29
Publication date: 2018-11-29
Also published as: CN107132076A

Abstract

A ballast tank water taking device (400), comprising: a water taking device body (1), a hollow accommodation cavity (11) being provided in the water taking device body (1), and a water inlet (13) communicated with the accommodation cavity (11) being formed on the water taking device body (1); a blocking member (2) provided in the accommodation cavity (11) and used for selectively blocking the water inlet (13). When the accommodation cavity (11) needs water, the water inlet (13) is opened, the accommodation cavity (11) is communicated with the exterior by means of the water inlet (13), and when the accommodation cavity (11) is full of water, the blocking member (2) blocks the water inlet (13). When the ballast tank water taking device (400) is soaked in water, water enters the accommodation cavity (11) of the ballast tank water taking device (400) by means of the water inlet (13) provided in the water taking device body (1), and when the accommodation cavity (11) is full of water, the blocking member (2) in the accommodation cavity (11) can block the water inlet (13) to prevent water leakage. The water taking operation of the ballast tank water taking device (400) is very simple, a worker does not need to open a ballast tank and to enter the ballast tank to take water, the risk of water taking operation is reduced, and compared with the existing water taking mode, manpower and material resources are saved.

Description

Ballast tank water intake device and application thereof

Technical field

The invention relates to the technical field of ships, and in particular relates to a ballast tank water collecting device and an application thereof.

Background technique

In existing ships, when performing the tilt test or the conventional ballast water sampling, it is necessary to open the water on the deck surface. When the deck surface of a conventional tanker or bulk carrier is used as the top wall of the ballast tank, the staff can open the cover for ballast water sampling on the deck surface, but cannot open the cover for the ballast tank not close to the deck surface. It is very difficult to take water or open the cover water; the semi-submersible ballast tank is a multi-layer ship, and there is no personnel pass hatch on the top of the middle and bottom ballast tanks, so it is impossible to carry out the cover sampling.

Summary of the invention

An object of the present invention is to provide a ballast tank water take-up device which has a simple structure and convenient water intake operation.

Another object of the present invention is to provide an application of a ballast tank water intake device, which is simple in operation and convenient in water intake.

In order to achieve the above object, the present invention adopts the following technical solutions:

A ballast tank water intake device is provided, comprising:

a water intake device body, the water intake device body has a hollow structure receiving cavity, and the water intake device body is provided with a water inlet hole communicating with the receiving cavity;

a blocking member, the blocking member is disposed in the receiving cavity for selectively blocking the water inlet hole;

When the accommodating chamber needs to enter water, the water inlet hole is opened, and the accommodating chamber passes through the water inlet hole Communicating with the outside, the blocking member blocks the water inlet hole when the receiving chamber is in a full water state. As a preferred embodiment of the ballast tank water intake device, the water inlet hole has a circular hole structure, and correspondingly, the blocking member has a spherical structure, and the diameter of the blocking member is larger than the diameter of the water inlet hole.

As a preferred embodiment of the ballast tank water intake device, the water inlet hole is disposed on a bottom plate of the water intake device body, and the density of the blocking member is greater than the density of water.

As a preferred embodiment of the ballast tank water intake device, the water inlet hole has a circular hole structure, and correspondingly, the blocking member has a spherical structure, and the diameter of the blocking member is larger than the diameter of the water inlet hole.

As a preferred embodiment of the ballast tank water intake device, an end surface of the water inlet hole adjacent to the receiving chamber is provided with a circular arc surface, and the circular arc surface is in contact with the blocking member.

As a preferred embodiment of the ballast tank water intake device, the blocking member is a glass ball.

As a preferred embodiment of the ballast tank water intake device, a guiding portion is disposed in the receiving cavity, one side of the guiding portion is fixed to the inner wall of the receiving cavity, and the opposite side is convexly disposed along the receiving portion. An axially extending guide rail of the cavity, the blocking member being in clearance fit with the guide rail.

As another solution of the ballast tank water intake device, a driving mechanism for driving the blocking member to selectively block the water inlet hole is disposed in the receiving cavity, and the bottom plate of the water intake device body is away from the bottom plate a first detecting device is disposed on a side of the receiving cavity, and a second detecting device is disposed in the receiving cavity corresponding to the full water position, wherein the first detecting device, the second detecting device and the driving mechanism are connected to the controller;

The controller controls the driving mechanism to drive the blocking member to open the water inlet hole when the first detecting device detects water, and the controller when the second detecting device detects water Controlling the driving mechanism to drive the blocking member to block the water inlet hole.

As a preferred embodiment of the ballast tank water intake device, the water inlet hole is disposed on the bottom plate of the water intake device body; or

The water inlet hole is disposed on a sidewall of the water intake device body, and the water inlet hole is located lower than The full water position.

The invention also provides an application of the ballast tank water intake device, comprising the following steps:

S10. Select a suitable size ballast tank water intake device according to the specifications of the manual measuring tube in the ballast tank;

S20, connecting a nylon rope to a ballast tank water intake device, and discharging the ballast tank water intake device along the manual measuring tube into the ballast tank through the nylon rope, so that the ballast tank water intake device is completely Submerged in ballast water;

S30. Take out the ballast tank water taking device through a nylon rope, and take water to complete.

a preferred embodiment of the application of the ballast tank water take-up device, the inner diameter of the manual measuring tube is D, the outer diameter of the body of the water taking device of the ballast tank water taking device is d;

Among them, D-d ≥ 5mm.

The invention has the beneficial effects that the water is taken from the ballast tank water taking device of the invention, and the water tank device of the ballast tank is put into the water, and the water can enter the accommodating chamber of the water tank of the ballast tank by the water inlet hole provided on the body of the water intake device After being filled with water, the blocking member in the accommodating chamber can block the water inlet hole to prevent water leakage. The water taking operation of the ballast tank water collecting device of the invention is very simple, and the worker does not need to open the cabin and go down to the tank to take water, which reduces the risk of the water taking operation, and saves manpower and material resources compared with the existing water collecting mode.

DRAWINGS

The invention will now be described in further detail with reference to the drawings and embodiments.

1 is a schematic view of a ballast water intake device according to a first embodiment of the present invention.

Fig. 2 is a view taken along the line A in Fig. 1;

Figure 3 is an enlarged view of a portion I of Figure 2.

4 is a water intake state diagram of a ballast water intake device according to an embodiment of the present invention.

In Figure 1-3:

1. The body of the water intake device; 11, the receiving cavity; 12, the bottom plate; 13, the water inlet hole; 14, the handle;

2. Blocking parts.

In Figure 4:

100, cabin top; 200, deck; 300, manual measuring tube; 400, ballast tank water intake device; 500, nylon rope.

detailed description

The technical solutions of the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only the present invention. Some embodiments, but not all of the embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

In the description of the present invention, the terms "connected", "connected", and "fixed" are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral, unless otherwise specifically defined and defined. It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, which can be the internal connection of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood in a specific case by those skilled in the art.

Embodiment 1

As shown in FIG. 1 , the water tank device of the present invention includes: a water intake device body 1 , a receiving cavity 11 having a hollow structure in the water intake device body 1 , and a water supply device body 1 is disposed on the water intake device body 1 . a water inlet hole 13 in which the accommodating chamber 11 communicates; a damper member 2 disposed in the accommodating chamber 11 for selectively blocking the water inlet hole 13: when the accommodating chamber 11 When you need to enter the water, the above The water hole 13 is opened, and the accommodating chamber 11 communicates with the outside through the water inlet hole 13. When the accommodating chamber 11 is in a full water state, the damper member 2 blocks the water inlet hole 13.

Wherein, the water intake device body 1 is made of a stainless steel tube.

In this embodiment, a water inlet hole 13 is disposed in the water intake device body 1, and a sealing member 2 for selectively blocking the water inlet hole 13 is disposed in the accommodating chamber 11, and the ballast tank water collecting device is placed in the ballast tank. In the ballast water, at the moment of entering the water, the blocking member 2 acts correspondingly to automatically open the water inlet hole 13 through which the ballast water smoothly enters into the accommodating chamber 11 of the water intake device body 1 to make the ballast The tank water intake device can be smoothly sinked and gradually submerged until the entire accommodating chamber 11 is filled. At this time, the blocking member 2 automatically blocks the water inlet hole 13 to effectively prevent water leakage during the ascending process of the ballast tank water collecting device, thereby The realization of water in the cabin of the ballast tank is very simple, and it is not necessary for the staff to open the cabin and go down to the tank to take water, which reduces the risk of water intake operation, and saves manpower and material resources compared with the existing water intake method.

Specifically, the water inlet hole 13 is disposed on the bottom plate 11 of the water intake device body 1, and the density of the blocking member 2 is greater than the density of water. Wherein, the density of the blocking member 2 is between 2000 and 3000 kg/m ³ , and the sealing member 2 is flushed away from the water inlet hole 13 by the buoyancy action of water and the force of water, thereby opening the water inlet hole 13 to allow water to enter. In the accommodating chamber 11, the entire ballast tank water collecting device can be smoothly sinked into the ballast water until the accommodating chamber 11 is filled with water, and when the accommodating chamber 11 is in a full water state, since the density of the blocking member 2 is greater than that of water The density, so the blocking member 2 will slowly return to the inlet hole 13 and block the inlet hole 13.

The shape of the blocking member 2 in this embodiment is matched with the shape of the water inlet hole 13, that is, the blocking member 2 includes the first portion and the second portion that are connected, wherein the size of the first portion and the size of the water inlet hole 13 In cooperation, the size of the second portion is larger than the size of the water inlet hole 13 to prevent the entire sealing member 2 from slipping out through the water inlet hole 13. The shape of the blocking member 2 in this embodiment is not limited. As long as the center of gravity of the blocking member 2 is close to the first portion for sealing the water inlet hole 13, the sealing member 2 can be dropped into its own gravity. At the water hole 13, the water inlet hole 13 is blocked.

As a preferred embodiment of the present invention, the water inlet hole 13 has a circular hole structure. Correspondingly, the blocking member 2 has a spherical structure, and the diameter of the blocking member 2 is larger than the diameter of the water inlet hole 13. The water inlet hole 13 is designed as a circular structure, and the sealing member 2 of the spherical structure is used to cooperate to selectively block the water inlet hole 13. The spherical structure blocking member 2 moves under the buoyancy of water. Then, it falls on the water inlet hole 13, and the sealing member 2 of the spherical structure has no restriction on the sealing of the water inlet hole 13.

Of course, the blocking member 2 in this embodiment is not limited to a spherical structure, and may also be a conical structure. When the blocking member 2 blocks the water inlet hole 13, the sealing member 2 and the water inlet hole 13 of the circular structure. The matching portion has a circular structure, and the shape of the blocking member 2 is regular, and can fall smoothly into the water inlet hole 13 under the action of its own gravity.

In this embodiment, the blocking member 2 is a glass ball, and the density of the glass ball is 2500-3000 kg/m ³ , which can effectively achieve selective sealing of the water inlet hole 13 .

As a preferred embodiment of the present invention, in order to improve the airtightness between the sealing member 2 and the water inlet hole 13 of the spherical structure, the present embodiment optimizes the structure of the water inlet hole 13 on the basis of the above embodiment. As shown in FIG. 1 , an end surface of the water inlet hole 13 adjacent to the accommodating cavity 11 is provided with a circular arc surface, and the circular arc surface is in contact with the blocking member 2 to make the sealing member 2 and the water inlet. The hole 13 is in surface contact, and the blocking member 2 falls on the water inlet hole 13 and is in close contact with the arc surface of the water inlet hole 13, thereby increasing the sealing between the sealing member 2 and the water inlet hole 13 and avoiding ballast. Water leakage occurs when the tank water intake device is out of the water.

Preferably, the thickness of the circular arc surface along the axial direction of the water intake device body 1 is 0.5 mm, which ensures that the sealing member 2 has good sealing property when it is in close contact with the circular arc surface, and at the same time, the circular arc surface of the thickness is easy to process. Improve the production efficiency of the ballast tank water intake device.

Preferably, the arc surface is provided with a rubber layer, and the glass ball is in contact with the rubber layer, which can further increase the sealing property of the sealing member 2 and the water inlet hole 13.

In other embodiments of the invention, the block is irregular in shape and the center of gravity is biased toward the second portion. For the piece 2, a guide portion (not shown) for guiding the blocking member 2 to move up and down may be provided. Specifically, a guiding portion is disposed in the accommodating cavity 11 , one side of the guiding portion is fixed to an inner wall of the accommodating cavity 11 , and the opposite side is convexly disposed along an axial direction of the accommodating cavity 11 . The guide rail 2 is gap-fitted with the guide rail to reduce the resistance when the blocking member 2 moves up and down. By providing the guide portion, the blocking member 2 whose shape is irregular and whose center of gravity is biased toward the second portion can be smoothly dropped into the water inlet hole 13 by its own gravity. In this embodiment, the end of the water intake device body 1 away from the bottom plate 12 is provided with a handle 14 for extracting the water intake device body 11. By providing the pull handle 14, the pull handle 14 can be tied with a drawstring and placed in the ballast water to take water.

Specifically, the pull handle 14 is formed by bending a round steel of stainless steel.

In another embodiment of the present invention, the end of the water intake device body 4 away from the bottom plate 12 is a sealing end, so as to prevent the water in the accommodating chamber 11 from being contaminated after the water intake is completed, and after the water collection device of the ballast tank is finished, The water in the accommodating chamber 11 can be sampled and tested immediately.

Embodiment 2

The ballast tank water taking device portion in this embodiment follows the reference numerals in the first embodiment.

In this embodiment, the ballast tank water intake device includes: a water intake device body 1 having a hollow structure receiving chamber 11 therein, and the water intake device body 1 is open to communicate with the receiving chamber 11 The water inlet hole 13; the blocking member 2, the blocking member 2 is disposed in the accommodating cavity 11 for selectively blocking the water inlet hole 13: when the accommodating cavity 11 needs water The water inlet hole 13 is opened, and the receiving chamber 11 communicates with the outside through the water inlet hole 13. When the receiving chamber 11 is in a full water state, the blocking member 2 blocks the water inlet hole 13 .

In this embodiment, a water inlet hole 13 is disposed in the water intake device body 1, and a sealing member 2 for selectively blocking the water inlet hole 13 is disposed in the accommodating chamber 11, and the ballast tank water collecting device is placed in the ballast tank. In the ballast water, at the moment of entering the water, the blocking member 2 acts correspondingly to automatically open the water inlet hole 13, through which the ballast water passes. The water hole 13 smoothly enters into the accommodating cavity 11 of the water taking device body 1, so that the ballast tank water collecting device can be smoothly sinked and gradually submerged until the entire accommodating chamber 11 is full, and the blocking member 2 automatically blocks the inlet. The water hole 13 effectively prevents the leakage of water during the ascending process of the ballast tank of the ballast tank, thereby realizing the water intake in the cabin of the ballast tank, and the operation is very simple, and the worker does not need to open the cabin and go down to the tank to take water, thereby reducing the water taking operation. Danger, saving manpower and material resources compared to existing water intake methods.

a driving mechanism for driving the blocking member 2 to selectively block the water inlet hole 13 is disposed in the accommodating cavity 11 , and a bottom plate 12 of the water absorbing device body 1 is away from the accommodating cavity 11 a first detecting device is disposed on the side, and a second detecting device is disposed in the receiving chamber 11 corresponding to the full water position, wherein the first detecting device, the second detecting device and the driving mechanism are connected to the controller; When the first detecting device detects water, the controller controls the driving mechanism to drive the blocking member 2 to open the water inlet hole 13, and when the second detecting device detects water, the controller controls The driving mechanism drives the blocking member 2 to block the water inlet hole 13. The first detecting device, the second detecting device and the driving mechanism in the embodiment are all connected with the controller, and the controller can realize automatic water taking by the ballast tank water collecting device.

Specifically, the water inlet hole 13 is disposed on the bottom plate 12 of the water intake device body 1. When the ballast tank water intake device is launched, the controller controls the blocking member 2 to open the water inlet hole 13; or, the a water hole 13 is disposed on a side wall of the water intake device body 13 , and a position of the water inlet hole 13 is lower than the full water position, and when the ballast tank water intake device enters the water to a position where the water level reaches the water inlet hole 13 The controller controls the blocking member 2 to automatically open, so that the water enters the accommodating chamber 11 through the water inlet hole 13, and the water tank device of the ballast tank continues to sink, so that the water level in the accommodating chamber 11 reaches the full water position, and the controller The control closure member 2 closes the water inlet opening 13.

An embodiment of the present invention further provides an application of the ballast tank water intake device according to the above embodiment, which specifically includes the following steps:

S10, selecting a suitable size of the ballast tank water intake device as described in the above embodiment according to the specification of the manual measuring tube in the ballast tank;

As shown in FIG. 2, the ballast tank is provided with a tank top 100 penetrating the ballast tank and a manual measuring tube 300 of the deck 200. The nylon rope 500 is tied to the handle of the upper end of the ballast tank water intake device 400, and is passed through the nylon rope 500. The ballast tank water take-up device 400 is placed in the manual measuring tube 300 for water taking operation. After the water is taken out, the sealing member in the ballast tank water collecting device 400 blocks the water inlet hole at the bottom plate, so that the ballast tank trend device is pulled up. No water leakage will occur during the process.

For ballast tanks of ships not close to the deck or with upper and lower layers, the ballast tanks are provided with manual measuring tubes penetrating the top of the ballast tank and the upper deck, and the water is taken from the ballast tank of the present invention. Very convenient.

According to the specifications of the manual measuring tube, determine the outer diameter of the ballast tank water intake device and select the appropriate size of the ballast tank water intake device to ensure that the ballast tank water intake device can smoothly pass the inside of the manual measuring tube; The elbow determines the length parameter of the water-carrying device of the ballast tank. The bending tube is recommended to be 300mm long. If the manual measuring tube has a curved pipe, the outer diameter and length of the water-carrying device of the ballast tank should be determined according to the maximum bending angle to ensure the ballast. The tank water intake device can be freely raised and lowered in the manual measuring tube.

In this embodiment, the inner diameter of the manual measuring tube is D, and the outer diameter of the body of the water taking device of the ballast tank water taking device is d; wherein, Dd ≥ 5 mm, to ensure that the ballast tank water collecting device can be manually measured. Free rise and fall inside the tube.

Compared with the prior art, the sampling of the ballast tank water taking device of the present invention has the following advantages:

1. No need for personnel to open the cabin and go to the cabin to take water, reducing the operational risk;

2. For ballast tanks that are not close to the deck or upper and lower multi-story ships, the original manual measuring tubes can be used to smoothly sample the ballast water in the cabin;

3, the operation is simple, saving manpower and material resources compared with the existing sampling method, and effectively sampling the ballast water in the ballast tank;

4, rinsing and cleaning is simple, will not affect the water sample body.

In the description of the present specification, the description of the terms "other embodiments", "preferred embodiments" means that the specific features, structures, materials or characteristics described in connection with the embodiments are included in at least one embodiment of the invention. In the present specification, the schematic representation of the above terms does not necessarily refer to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments.

The technical principles of the present invention have been described above in connection with specific embodiments. The descriptions are merely illustrative of the principles of the invention and are not to be construed as limiting the scope of the invention. Based on the explanation herein, those skilled in the art can devise various other embodiments of the present invention without departing from the scope of the invention.

Claims

A ballast tank water intake device, comprising:

a water intake device body, the water intake device body has a hollow structure receiving cavity, and the water intake device body is provided with a water inlet hole communicating with the receiving cavity;

a blocking member, the blocking member is disposed in the receiving cavity for selectively blocking the water inlet hole;

When the accommodating chamber needs to enter water, the water inlet hole is opened, the accommodating chamber communicates with the outside through the water inlet hole, and when the accommodating chamber is in a full water state, the occlusion device is sealed Describe the water hole.
The ballast tank water intake device according to claim 1, wherein the water inlet hole is disposed on a bottom plate of the water intake device body, and the density of the blocking member is greater than a density of water.
The ballast tank water intake device according to claim 2, wherein the water inlet hole has a circular hole structure, and correspondingly, the blocking member has a spherical structure, and the diameter of the blocking member is larger than the inlet The diameter of the water hole.
The ballast tank water intake device according to claim 3, wherein one end of the water inlet hole adjacent to the accommodating chamber is provided with a circular arc surface, and the circular arc surface is in contact with the blocking member.
The ballast tank water intake device according to claim 4, wherein the blocking member is a glass ball.
The ballast tank water collecting device according to claim 2, wherein a guiding portion is disposed in the receiving cavity, one side of the guiding portion is fixed to an inner wall of the receiving cavity, and the opposite side is convex. There is a guide rail extending along the axial direction of the receiving cavity, and the blocking member is in clearance fit with the guide rail.
The ballast tank water intake device according to claim 1, wherein a driving mechanism for driving the blocking member to selectively block the water inlet hole is disposed in the receiving chamber, and the water taking device body is a first detecting device is disposed on a side of the bottom plate away from the receiving cavity, and a second detecting device is disposed in the receiving cavity corresponding to the full water position, the first detecting device, the second detecting device and the driving mechanism Connected to the controller;

The controller controls the driving mechanism to drive the blocking member to open the water inlet hole when the first detecting device detects water, and the controller when the second detecting device detects water Controlling the driving mechanism to drive the blocking member to block the water inlet hole.
The ballast tank water intake device according to claim 7, wherein the water inlet hole is disposed on a bottom plate of the water intake device body; or

The water inlet hole is disposed on a sidewall of the water intake device body, and the water inlet hole is located lower than the full water position.
An application of the ballast tank water intake device according to any one of claims 1 to 8, characterized in that it comprises the following steps:

S10. Select a suitable size ballast tank water intake device according to the specifications of the manual measuring tube in the ballast tank;

S20, connecting a nylon rope to a ballast tank water intake device, and discharging the ballast tank water intake device along the manual measuring tube into the ballast tank through the nylon rope, so that the ballast tank water intake device is completely Submerged in ballast water;

S30. Take out the ballast tank water taking device through a nylon rope, and take water to complete.
The application of the ballast tank water intake device according to claim 9, wherein the inner diameter of the manual measuring tube is D, and the outer diameter of the body of the water taking device of the ballast tank water taking device is d;

Among them, D-d ≥ 5mm.