Anti-slosh device for a multipurpose vessel liquid oil tank

Abstract

The present application relates to the technical field of liquid oil tank anti-sloshing, and particularly relates to a multipurpose ship liquid oil tank anti-sloshing device, which comprises a fuel tank body, a sloshing reduction box arranged in the fuel tank body, a feeding pipe connected to one side of the sloshing reduction box, a first discharging port arranged on the other side of the sloshing reduction box, a first circulation cavity and a second circulation cavity arranged in the sloshing reduction box and located on both sides of the feeding pipe, an upper communication pipe and a lower communication pipe arranged on the feeding pipe respectively, the first circulation cavity and the second circulation cavity being communicated through the upper communication pipe or the lower communication pipe, a control shaft arranged in the sloshing reduction box, the control shaft being connected with a control member for controlling the rotation of the control shaft, two flow guide members being symmetrically arranged on the side wall of the control shaft, and the end of one of the flow guide members abutting against the feeding pipe and the end of the other flow guide member abutting against the side wall of the sloshing reduction box when the end of one of the flow guide members abuts against the feeding pipe. The present application can dissipate the energy of the fuel liquid and guide the flow of the fuel liquid at the same time, so as to reduce the impact of the fuel liquid on the fuel tank body.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of liquid oil tank anti-sloshing technology, and particularly relates to a multipurpose ship liquid oil tank anti-sloshing device. BACKGROUND

[0002] Fuel liquid is stored in a liquid oil tank, and sloshing generated during ship sailing can cause the fuel liquid in the liquid oil tank to slosh.

[0003] On March 1, 2017, a patent with the name of an oil tanker liquid cargo tank anti-sloshing device and the publication number of CN106741653A was disclosed, which comprises a floating plate one, a plurality of positioning columns are arranged on the floating plate one, and an energy dissipation device for offsetting the energy generated by the sloshing of oil liquid in the liquid cargo tank is arranged on the positioning column, the energy dissipation device comprises an energy dissipation block and an energy dissipation spring, the invention reduces the sloshing amplitude of the oil liquid in the oil tanker liquid cargo tank through the energy dissipation device; but in the prior art above, only the energy dissipation device is used to impact the energy generated by the sloshing of the fuel liquid to realize energy dissipation processing, the impact on the energy dissipation device is large, in addition, the elastic potential energy generated by the energy dissipation spring will affect the sloshing amplitude of the fuel liquid, increase the sloshing amplitude of the ship, and threaten the safety of the ship. SUMMARY

[0004] Therefore, the purpose of the present application is to provide a multipurpose ship liquid oil tank anti-sloshing device to solve the problem of large impact on the energy dissipation device.

[0005] In order to achieve the above purpose, the present application provides a multipurpose ship liquid oil tank anti-sloshing device, which comprises a fuel tank body, a hollow anti-sloshing box is arranged in the fuel tank body, a feed hopper is arranged on one side of the anti-sloshing box, the feed hopper is communicated with a feed pipe which extends into the anti-sloshing box, first discharge ports are arranged at both ends of the other side of the anti-sloshing box, the two first discharge ports are oppositely arranged, a driving member is arranged on one side of the first discharge port, the driving member is connected with a first discharge door which is arranged in cooperation with the first discharge port, the driving member is used to control the first discharge door to move to one side of the first discharge port to open the first discharge port, first circulation cavities and second circulation cavities are arranged in the anti-sloshing box and located on both sides of the feed pipe, upper communication pipes and lower communication pipes are arranged above and below the feed pipe respectively, control valves are arranged in the upper communication pipes and the lower communication pipes, one end of the upper communication pipes and the lower communication pipes is connected with the first circulation cavities, the other end of the upper communication pipes and the lower communication pipes is communicated with the second circulation cavities, a control shaft is arranged in the anti-sloshing box, the control shaft is connected with a control member which controls the rotation of the control shaft, two guide members which are symmetrically arranged about the control shaft are connected with the side wall of the control shaft, the guide member comprises a first guide plate which is fixedly connected with the side wall of the control shaft, when the end portion of one of the guide members abuts against the feed pipe, the end portion of the other guide member abuts against the side wall of the anti-sloshing box.

[0006] Optionally, the two opposite side walls of the anti-shaking box are provided with control switches, the control switches are symmetrically arranged about the control rotating shaft, and the control switches are arranged at the abutment position of the end of the flow guide and the side wall of the anti-shaking box.

[0007] Optionally, the control switch comprises a pressing groove formed in the side wall of the anti-shaking box, the side wall of the anti-shaking box is provided with a conductive cavity, the conductive cavity is in communication with the pressing groove through a sliding through hole, the sliding through hole is provided with a moving rod penetrating through the sliding through hole, one end of the moving rod is provided with a pressing head sliding with the pressing groove, the other end of the moving rod is connected with a first conductive part in the conductive cavity, one side of the first conductive part is provided with a second conductive part arranged in cooperation with the first conductive part, the second conductive part is located on the central axis of the moving rod and is connected with the inner side wall of the conductive cavity, and the other end of the moving rod is connected with the inner side wall of the conductive cavity through an elastic spring.

[0008] Optionally, a buffer energy reduction plate is attached to the outer side wall of the anti-shaking box, and the material of the buffer energy reduction plate is oil-resistant rubber.

[0009] Optionally, a plurality of through holes are formed in the first flow guide plate, and a switch part for opening and closing the through holes is arranged on one side of the through holes, the switch part comprises a swing shaft arranged on the first flow guide plate, the swing shaft is connected with a swing part for controlling the swing of the swing shaft, and the swing shaft is connected with a moving door.

[0010] Optionally, the flow guide part further comprises a second flow guide plate connected with the end of the first flow guide plate.

[0011] Optionally, the first flow guide plate and the second flow guide plate are hingedly connected through a hinge shaft, a torsional spring is arranged on the hinge shaft, two ends of the torsional spring are connected with the first flow guide plate and the second flow guide plate respectively, and elastic insulation pads are arranged on both sides of the hinge shaft.

[0012] Optionally, the control part comprises a control motor, and an output end of the control motor is connected with the control rotating shaft.

[0013] Optionally, the anti-shaking box is arranged in the middle of the fuel tank body, a rotating shaft connected with the anti-shaking box is arranged in the fuel tank body, the rotating shaft is connected with a rotating part for controlling the rotation of the rotating shaft, and the rotating part can be a rotating motor connected with the fuel tank body, and the rotating motor is arranged outside the fuel tank body.

[0014] Optionally, the fuel tank body is arranged on a ship body, and the ship body is connected with the fuel tank body through a rotating control device, and the rotating control device controls rotation of the fuel tank body, thereby adjusting an orientation of the fuel tank body.

[0015] The application provides a fuel tank body anti-sloshing device for a multipurpose ship. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only show the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without any creative effort.

[0017] Figure 1 Fig. 1 is a structural schematic diagram of the present application;

[0018] Figure 2 Fig. 2 is a structural schematic diagram of the inside of the anti-sloshing box of the present application;

[0019] Figure 3 Fig. 3 is an enlarged structural schematic diagram of position A in Fig. 2; Figure 2

[0020] Figure 4 Fig. 4 is a structural schematic diagram of the control switch of the present application.

[0021] Fig. 1 is a structural schematic diagram of the present application; Fig. 2 is a structural schematic diagram of the inside of the anti-sloshing box of the present application; Fig. 3 is an enlarged structural schematic diagram of position A in Fig. 2; Fig. 4 is a structural schematic diagram of the control switch of the present application; Fig. 5 is a structural schematic diagram of the present application. EMBODIMENT

[0022] In order to make the objects, technical solutions and advantages of the present application clearer, the following will further describe the present application in combination with specific embodiments and with reference to the drawings. ​

[0023] Unless otherwise defined, technical terms or scientific terms used in the present application shall have the same meaning as those commonly understood by a person of ordinary skill in the art to which the present application belongs. The terms "first", "second", and similar terms are used to distinguish one element from another element, and are not necessarily used to describe a sequential or chronological order or importance. The terms "comprise", "include", and similar terms are intended to encompass the elements listed thereafter, and are not intended to exclude other elements. The terms "connected", "coupled", and similar terms are not limited to physical or mechanical connections or couplings, and can include electrical connections or couplings, whether direct or indirect. The terms "upper", "lower", "left", "right", and similar terms are used to describe relative positions, and can change when the absolute positions of the described objects change.

[0024] As shown in Figure 1 , Figure 2 and Figure 3 , a multi-purpose ship liquid oil tank anti-sloshing device includes a fuel tank body 1, the fuel tank body 1 is provided with a hollow anti-sloshing box 2, the anti-sloshing box 2 is provided with a feed hopper 3 on one side, the feed hopper 3 is communicated with a feed pipe 4 extending into the anti-sloshing box 2, the anti-sloshing box 2 is provided with a first discharge port 11 at both ends on the other side, the two first discharge ports 11 are oppositely arranged, the first discharge port 11 is provided with a driving member, the driving member is connected with a first discharge door 12 matched with the first discharge port 11, the driving member is used to control the first discharge door 12 to move to the side of the first discharge port 11 to open the first discharge port 11, the anti-sloshing box 2 is provided with a first circulation cavity and a second circulation cavity on both sides of the feed pipe 4, the anti-sloshing box 2 is provided with an upper communication pipe 5 and a lower communication pipe 6 above and below the feed pipe 4 respectively, the upper communication pipe 5 and the lower communication pipe 6 are provided with control valves, one end of the upper communication pipe 5 and the lower communication pipe 6 is connected with the first circulation cavity, the other end of the upper communication pipe 5 and the lower communication pipe 6 is communicated with the second circulation cavity, the anti-sloshing box 2 is provided with a control shaft 10, the control shaft 10 is connected with a control member for controlling the rotation of the control shaft 10, the control shaft 10 is provided with two guide members symmetrically arranged on the side wall of the control shaft 10, the guide member includes a first guide plate 7 fixedly connected with the side wall of the control shaft 10, when one end of the guide member abuts against the feed pipe 4, the other end of the guide member abuts against the side wall of the anti-sloshing box 2.

[0025] When the fuel tank 1 shakes, the fuel liquid in the fuel tank 1 impacts the anti-sloshing box 2, starts the control member in the anti-sloshing box 2, drives the control shaft 10 to rotate, so that one end of the flow guide abuts against the feeding pipe 4 and the other end abuts against the side wall of the anti-sloshing box 2, the fuel liquid enters the anti-sloshing box 2 through the feeding hopper 3 and the feeding pipe 4, X-shaped energy dissipation rods are arranged on the flow guide, in the state of flow guiding and energy dissipation of the flow guide, the fuel liquid in the anti-sloshing box 2 enters the anti-sloshing box 2 through the upper communication pipe 5 and then is discharged through the first discharge port 11, the fuel liquid is flow guided and energy dissipated at the same time, and the impact of the fuel liquid on the anti-sloshing box 2 is reduced, after a period of time, the control shaft 10 can be driven to rotate in the other direction, so that the other end of the flow guide abuts against the feeding pipe 4 and one end of the flow guide abuts against the other side wall of the anti-sloshing box 2, the fuel liquid enters the anti-sloshing box 2 through the feeding hopper 3 and the feeding pipe 4, in the state of flow guiding and energy dissipation of the flow guide, the fuel liquid in the anti-sloshing box 2 enters the anti-sloshing box 2 through the lower communication pipe 6 and then is discharged through the first discharge port 11, the fuel liquid is flow guided and energy dissipated at the same time, and the impact of the fuel liquid on the anti-sloshing box 2 is reduced.

[0026] As shown in Figure 4 the anti-sloshing box 2, the control switch 13 is arranged on the abutment position when the end of the flow guide abuts against the side wall of the anti-sloshing box 2, each control switch 13 is connected with the driving member on one side in a matched mode, the control switch 13, the driving member, the power supply, the display lamp and the resistor are connected in series to form a switch circuit, when the end of the flow guide abuts against the side wall of the anti-sloshing box 2, the control switch 13 is pressed, the driving member is electrified and started, the driving member controls the first discharge door 12 to move to one side of the first discharge port 11 to open the first discharge port 11, and the fuel liquid in the anti-sloshing box 2 can flow out from the first discharge port 11.

[0027] The control switch 13 comprises a pressing groove 14 formed on the side wall of the anti-sloshing box 2, and a conductive cavity 20 is arranged in the side wall of the anti-sloshing box 2, the conductive cavity 20 is communicated with the pressing groove 14 through a sliding hole, a moving rod 19 is arranged in the sliding hole, one end of the moving rod 19 is provided with a pressing head 15 which slides in the pressing groove 14, the other end of the moving rod 19 is connected with a first conductive part 16 which is arranged in the conductive cavity 20, one side of the first conductive part 16 is provided with a second conductive part 17 which is arranged in cooperation with the first conductive part 16, the control switch 13 is connected in series with the first conductive part 16 and the second conductive part 17 to a switch circuit, the second conductive part 17 is arranged on the central axis of the moving rod 19 and is connected with the inner side wall of the conductive cavity 20, the other end of the moving rod 19 is connected with the inner side wall of the conductive cavity 20 through an elastic spring 18, when the flow guide part presses the pressing head 15, the first conductive part 16 is driven to move towards the second conductive part 17, the first conductive part 16 is in contact with the second conductive part 17, and the control switch 13 is started.

[0028] The outer side wall and the inner side wall of the anti-sloshing box 2 and the flow guide part are attached with buffer energy-absorbing plates and buffer energy-absorbing rods, the materials of the buffer energy-absorbing plates and the buffer energy-absorbing rods are oil-resistant rubber, the oil-resistant rubber can absorb energy and buffer, can absorb the kinetic energy of the fuel liquid when the fuel liquid shakes, and is beneficial to reduce the shaking amplitude of the fuel liquid in the fuel tank 1.

[0029] A plurality of through holes 21 are formed in the first flow guide plate 7, the through holes 21 are arranged to facilitate the fuel liquid to pass through the fuel liquid and reduce the impact of the fuel liquid on the first flow guide plate 7, one side of the through hole 21 is provided with a switch part for opening and closing the through hole 21, the switch part comprises a swing shaft arranged on the first flow guide plate 7, the swing shaft is connected with a swing part for controlling the swing of the swing shaft, the swing part can comprise a swing motor, the swing shaft is connected with a moving door, and the swing of the swing shaft drives the moving door to shield the through hole 21 to achieve the closing of the through hole 21.

[0030] The flow guide part further comprises a second flow guide plate 8 connected with the end of the first flow guide plate 7, which is convenient for better guiding the fuel liquid, the first flow guide plate 7 and the second flow guide plate 8 are connected at an obtuse angle, and one side of the obtuse angle is arranged opposite to one side of the feed pipe 4 arranged on the anti-sloshing box 2.

[0031] The first flow guide plate 7 and the second flow guide plate 8 are hingedly connected through a hinge shaft, a torsional spring is arranged on the hinge shaft, and the two ends of the torsional spring are respectively connected with the first flow guide plate 7 and the second flow guide plate 8, elastic isolation pads are arranged on both sides of the hinge shaft, and the two sides of each elastic isolation pad are respectively connected with the first flow guide plate 7 and the second flow guide plate 8.

[0032] The control member comprises a control motor 9, and an output end of the control motor 9 is connected with the control rotating shaft 10.

[0033] The shaking reduction box 2 is arranged in the middle of the fuel cabin 1, a rotating shaft connected with the shaking reduction box 2 is arranged in the fuel cabin 1, the rotating shaft is connected with a rotating member for controlling the rotation of the rotating shaft, and the rotating member can be a rotating motor connected with the fuel cabin 1.

[0034] In order to facilitate the reduction of the shaking reduction box 2, the rotating shaft is connected with the shaking reduction box 2 through a plurality of elastic members, a plurality of telescopic protection cylinders are arranged outside the elastic members, and the two ends of the telescopic protection cylinders are respectively hinged with the rotating shaft and the shaking reduction box 2.

[0035] The fuel cabin 1 is arranged on a ship body, the ship body is connected with the fuel cabin 1 through a rotating control member, the rotating control member controls the rotation of the fuel cabin 1, and then the orientation of the fuel cabin 1 is adjusted.

[0036] The rotating control member comprises a rotating motor connected with the ship body, an output end of the rotating motor is connected with a rotating rotating shaft, the rotating rotating shaft is connected with the fuel cabin 1, a lower end of the fuel cabin 1 is provided with an annular sliding groove, and the ship body is provided with an annular sliding block matched with the annular sliding groove.

[0037] Those skilled in the art should understand that the discussion of the above any embodiment is only exemplary, and is not intended to imply that the scope of the present application is limited to these examples; under the idea of the present application, the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in details for the sake of brevity.

[0038] Embodiments of the present application are intended to cover all such alternatives, modifications, and variations as fall within the broad scope of the appended claims. Accordingly, any one of the above-described and other examples of the present application can be combined with any other example, feature, structure or characteristic described herein without departing from the scope of the present application.

Claims

1. A sloshing reduction device for a bunker of a multipurpose vessel, comprising a bunker body, characterized in that, The fuel tank body is provided with a hollowly arranged anti-sloshing box, one side of the anti-sloshing box is provided with a feeding hopper, the feeding hopper is communicated with a feeding pipe extending into the anti-sloshing box, both ends of the other side of the anti-sloshing box are provided with first discharge ports, the two first discharge ports are oppositely arranged, one side of the first discharge port is provided with a driving member, the driving member is connected with a first discharge door arranged in cooperation with the first discharge port, the driving member is used for controlling the first discharge door to move to one side of the first discharge port to open the first discharge port, the anti-sloshing box is provided with a first circulation cavity and a second circulation cavity located on both sides of the feeding pipe, an upper communication pipe and a lower communication pipe are arranged above and below the feeding pipe respectively, control valves are arranged in the upper communication pipe and the lower communication pipe, one end of the upper communication pipe and the lower communication pipe is connected with the first circulation cavity, the other end of the upper communication pipe and the lower communication pipe is communicated with the second circulation cavity, a control shaft is arranged in the anti-sloshing box, the control shaft is connected with a control member for controlling the rotation of the control shaft, two guide members are connected to the side wall of the control shaft and are symmetrically arranged about the control shaft, the guide member comprises a first guide plate fixedly connected to the side wall of the control shaft, when one end of one of the guide members abuts against the feeding pipe, the other end of the other guide member abuts against the side wall of the anti-sloshing box; When the fuel tank body shakes, the fuel liquid in the fuel tank body impacts the anti-sloshing box, the control member in the anti-sloshing box is started, the control shaft is driven to rotate, so that when one end of one of the guide members abuts against the feeding pipe, the other end of the other guide member abuts against the side wall of the anti-sloshing box, the fuel liquid enters the anti-sloshing box through the feeding hopper and the feeding pipe, under the guiding state of the guide member, the fuel liquid re-enters the anti-sloshing box through the upper communication pipe, and then is discharged through the first discharge port, the fuel liquid is guided and its energy is dissipated at the same time, and the impact of the fuel liquid on the anti-sloshing box is also reduced, after a period of time, the control shaft is driven to rotate in the other direction, so that when the other end of the other guide member abuts against the feeding pipe, the other end of one of the guide members abuts against the other side wall of the anti-sloshing box, the fuel liquid enters the anti-sloshing box through the feeding hopper and the feeding pipe, under the guiding and energy-dissipating state of the guide member, the fuel liquid re-enters the anti-sloshing box through the lower communication pipe, and then is discharged through the first discharge port, the fuel liquid is guided and its energy is dissipated at the same time, and the impact of the fuel liquid on the anti-sloshing box is also reduced.

2. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 1, characterized in that Control switches are arranged on both sides of the anti-sloshing box, the control switches are symmetrically arranged about the control shaft, the control switches are arranged at the abutment positions when the ends of the guide members abut against the side wall of the anti-sloshing box, and each control switch is connected with the driving member on one side in cooperation.

3. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 2, characterised in that The control switch comprises a pressing groove formed on the side wall of the anti-shaking box, a conductive cavity is arranged in the side wall of the anti-shaking box, the conductive cavity is communicated with the pressing groove through a sliding through hole, a moving rod is arranged through the sliding through hole, a pressing head is arranged at one end of the moving rod and slides with the pressing groove, a first conductive part is arranged at the other end of the moving rod and located in the conductive cavity, a second conductive part is arranged at one side of the first conductive part and cooperates with the first conductive part, the second conductive part is located on the central axis of the moving rod and is connected with the inner side wall of the conductive cavity, and the other end of the moving rod is connected with the inner side wall of the conductive cavity through an elastic spring.

4. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 1, characterized in that An oil-resistant rubber buffer energy-reducing plate is attached to the outer side wall of the anti-shaking box.

5. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 1, characterized in that A plurality of through holes are formed in the first guide plate, a switch part for opening and closing the through holes is arranged at one side of the through holes, the switch part comprises a swing shaft arranged on the first guide plate, the swing shaft is connected with a swing part for controlling the swing of the swing shaft, and the swing shaft is connected with a moving door.

6. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 1, characterized in that The guide part further comprises a second guide plate connected with the end of the first guide plate.

7. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 6, characterized in that The first guide plate and the second guide plate are hingedly connected through a hinge shaft, a torsional spring is arranged on the hinge shaft, two ends of the torsional spring are connected with the first guide plate and the second guide plate respectively, and elastic insulation pads are arranged on both sides of the hinge shaft, two sides of each elastic insulation pad are connected with the first guide plate and the second guide plate respectively.

8. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 1, characterized in that The control part comprises a control motor, and an output end of the control motor is connected with the control shaft.

9. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 8, characterized in that The anti-shaking box is arranged in the middle of the fuel tank body, a rotating shaft connected with the anti-shaking box is arranged in the fuel tank body, the rotating shaft is connected with a rotating part for controlling the rotation of the rotating shaft, the rotating part is a rotating motor connected with the fuel tank body, and the rotating motor is arranged outside the fuel tank body.

10. A roll damping device for a liquid cargo tank of a multipurpose vessel according to claim 1, characterized in that The fuel tank body is arranged on a ship body, the fuel tank body is connected with the ship body through a rotating control part, the rotating control part controls the rotation of the fuel tank body, and then adjusts the orientation of the fuel tank body. The fuel tank body is arranged on a ship body, the fuel tank body is connected with the ship body through a rotating control part, the rotating control part controls the rotation of the fuel tank body, and then adjusts the orientation of the fuel tank body.

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