阅读说明：本技术 一种船用lng燃料单层储罐液位平衡装置 (Marine LNG fuel individual layer storage tank liquid level balancing unit ) 是由 庄园 王涛 陈猛 冯亮 于 2019-10-28 设计创作，主要内容包括：本发明涉及液位平衡装置技术领域,且公开了一种船用LNG燃料单层储罐液位平衡装置,包括两个分别固定在船体左舷和右舷的固定架、位于船体内的供电装置、位于船体控制室的控制器和LCD显示屏。该船用LNG燃料单层储罐液位平衡装置,通过位于左舷储罐和右舷储罐内的第一液位传感器和第二液位传感器监测左舷储罐和右舷储罐LNG燃料的液位高度,当左舷储罐和右舷储罐内液位出现偏差时,控制器感知到第一液位传感器和第二液位传感器所传输的数据,通过控制器内部的处理器处理和运算后,启动第一抽液泵或第二抽液泵抽取左舷储罐和右舷储罐内的LNG燃料,从而对左舷储罐和右舷储罐内的LNG燃料液位进行自动平衡,确保船舶的平衡稳定性。(The invention relates to the technical field of liquid level balancing devices, and discloses a liquid level balancing device of a marine LNG fuel single-layer storage tank. This marine LNG fuel individual layer storage tank liquid level balancing unit, through the first level sensor and the second level sensor monitoring port side storage tank and the liquid level height of starboard storage tank LNG fuel that are located in port side storage tank and starboard storage tank, when the deviation appears in port side storage tank and the interior liquid level of starboard storage tank, the data that first level sensor and second level sensor transmitted are perceived to the controller, handle and calculate the back through the inside treater of controller, start first drawing liquid pump or second drawing liquid pump and draw the LNG fuel in port side storage tank and the starboard storage tank, thereby carry out automatic balance to the LNG fuel liquid level in port side storage tank and the starboard storage tank, ensure the balanced stability of boats and ships.)

1. The utility model provides a marine LNG fuel individual layer storage tank liquid level balancing unit, includes that two are fixed respectively mount (1) at hull port and starboard, be located power supply unit (12) of hull, be located controller (13) and LCD display screen (14) of hull control room, its characterized in that: the ship starboard pump is characterized in that a port storage tank (2) is fixedly mounted on a fixing frame (1) located on a port side of a ship body, a starboard storage tank (3) is fixedly mounted on the fixing frame (1) located on the starboard side of the ship body, a first liquid level sensor (4) and a second liquid level sensor (5) are respectively fixedly mounted in the port storage tank (2) and the starboard storage tank (3), a first liquid drawing pump (6) located on one side of the port storage tank (2) is fixedly mounted on the fixing frame (1) located on the port side of the ship body, a first liquid inlet pipe (7) is fixedly sleeved at a liquid inlet end of the first liquid drawing pump (6), a first liquid outlet pipe (8) is fixedly sleeved at a liquid outlet end of the first liquid drawing pump (6), a second liquid drawing pump (9) located on one side of the starboard storage tank (3) is fixedly mounted on the fixing frame (1) located on the starboard side of the ship body, a second, and a second liquid outlet pipe (11) is fixedly sleeved at the liquid outlet end of the second liquid pump (9).

2. The marine LNG fuelled single-tier storage tank liquid level balancing apparatus as claimed in claim 1, wherein: one end of the first liquid inlet pipe (7) and one end of the first liquid outlet pipe (8) are fixedly sleeved with the bottom of the front surface of the port storage tank (2) and the top of the starboard storage tank (3) respectively.

3. The marine LNG fuelled single-tier storage tank liquid level balancing apparatus as claimed in claim 1, wherein: one end of the second liquid inlet pipe (10) and one end of the second liquid outlet pipe (11) are fixedly sleeved with the bottom of the front surface of the starboard storage tank (3) and the top of the port storage tank (2) respectively.

4. The marine LNG fuelled single-tier storage tank liquid level balancing apparatus as claimed in claim 1, wherein: the power supply device (12) is connected with the first liquid level sensor (4), the second liquid level sensor (5), the first liquid pump (6) and the second liquid pump (9).

5. The marine LNG fuelled single-tier storage tank liquid level balancing apparatus as claimed in claim 1, wherein: the controller (13) is connected with the LCD display screen (14), the first liquid level sensor (4), the second liquid level sensor (5), the first liquid pump (6) and the second liquid pump (9).

Technical Field

The invention relates to the technical field of liquid level balancing devices, in particular to a liquid level balancing device for a marine LNG fuel single-layer storage tank.

Background

In the LNG fuel tank, a single-layer fuel tank is in the safety consideration of leakage prevention, and the opening position of a pipeline of the single-layer fuel tank is required to be in the top gas phase position, so that the liquid phase spaces of the two storage tanks cannot be communicated, the LNG storage tank on the ship is generally arranged into one storage tank on the port side and the starboard side, the LNG tank of one storage tank is consumed firstly during operation at ordinary times, and the liquid level of the two storage tanks has height difference due to the fact that the liquid phases between the storage tanks are not communicated, and the balance stability of the ship is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a liquid level balancing device for a marine LNG fuel single-layer storage tank, which has the advantage of balancing the liquid level between ship LNG fuel tanks, and solves the problems that in the LNG fuel tanks, the single-layer fuel tank is in the safety consideration of leakage prevention, the opening position of a pipeline of the single-layer fuel tank must be in the top gas phase position of the single-layer fuel tank, the liquid phase space of the two storage tanks cannot be communicated due to the design, the LNG storage tanks on the ship are generally arranged into one storage tank on each of a port side and a starboard side, LNG of one tank is consumed firstly during normal operation, and the liquid level of the two storage tanks has a height difference during operation due to the fact that the.

The invention provides the following technical scheme: a marine LNG fuel individual layer storage tank liquid level balancing unit, includes two mount of fixing respectively at hull port and starboard, be located the internal power supply unit of hull, be located the controller and the LCD display screen of hull control room, fixed mounting has the port storage tank on the mount that is located the hull port, fixed mounting has the starboard storage tank on the mount that is located the hull starboard, fixed mounting has first level sensor and second level sensor respectively in port storage tank and the starboard storage tank, fixed mounting has the first drawing-liquid pump that is located port storage tank one side on the mount that is located the hull port, the fixed cover of the inlet end of first drawing-liquid pump is equipped with first feed liquor pipe, and the fixed cover of the outlet end of first drawing-liquid pump is equipped with first drain pipe, fixed mounting has the second drawing-liquid pump that is located starboard storage tank one side on the mount that is located the hull starboard, and a second liquid inlet pipe is fixedly sleeved at the liquid inlet end of the second liquid pump, and a second liquid outlet pipe is fixedly sleeved at the liquid outlet end of the second liquid pump.

Preferably, one end of the first liquid inlet pipe and one end of the first liquid outlet pipe are respectively fixedly sleeved with the bottom of the front face of the port-board storage tank and the top of the starboard storage tank.

Preferably, one end of the second liquid inlet pipe and one end of the second liquid outlet pipe are respectively fixedly sleeved with the bottom of the front face of the starboard storage tank and the top of the port storage tank.

Preferably, the power supply device is connected with the first liquid level sensor, the second liquid level sensor, the first liquid pump and the second liquid pump.

Preferably, the controller is connected with the LCD display screen, the first liquid level sensor, the second liquid level sensor, the first liquid pump and the second liquid pump.

Compared with the prior art, the invention has the following beneficial effects:

1. this marine LNG fuel individual layer storage tank liquid level balancing unit, through the first level sensor and the second level sensor monitoring port side storage tank and the liquid level height of starboard storage tank LNG fuel that are located in port side storage tank and starboard storage tank, when the deviation appears in port side storage tank and the interior liquid level of starboard storage tank, the data that first level sensor and second level sensor transmitted are perceived to the controller, handle and calculate the back through the inside treater of controller, start first drawing liquid pump or second drawing liquid pump and draw the LNG fuel in port side storage tank and the starboard storage tank, thereby carry out automatic balance to the LNG fuel liquid level in port side storage tank and the starboard storage tank, ensure the balanced stability of boats and ships.

2. This marine LNG fuel individual layer storage tank liquid level balancing unit, through the liquid level height of the real-time monitoring port side storage tank of first level sensor and second level sensor LNG fuel of starboard storage tank to handle the back through the controller and show the liquid level height of the port side storage tank that first level sensor and second level sensor monitored and starboard storage tank LNG fuel with digital form on the LCD display screen, in order to make things convenient for boats and ships control personnel's watching.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the figure: 1. a fixed mount; 2. a port tank; 3. starboard tanks; 4. a first liquid level sensor; 5. a second liquid level sensor; 6. a first liquid pump; 7. a first liquid inlet pipe; 8. a first liquid outlet pipe; 9. a second liquid pump; 10. a second liquid inlet pipe; 11. a second liquid outlet pipe; 12. a power supply device; 13. a controller; 14. And an LCD display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a liquid level balancing device for a marine LNG fuel single-layer tank includes two fixing frames 1 respectively fixed on a port side and a starboard side of a ship body, a power supply device 12 located in the ship body, a controller 13 located in a ship body control room, and an LCD display screen 14, wherein the power supply device 12 is connected to a first liquid level sensor 4, a second liquid level sensor 5, a first liquid pump 6, and a second liquid pump 9, the controller 13 is connected to the LCD display screen 14, the first liquid level sensor 4, the second liquid level sensor 5, the first liquid pump 6, and the second liquid pump 9, the port tank 2 is fixedly installed on the fixing frame 1 on the port side of the ship body, the starboard tank 3 is fixedly installed on the fixing frame 1 on the starboard side of the ship body, the first liquid level sensor 4 and the second liquid level sensor 5 are respectively fixedly installed in the port tank 2 and the starboard tank 3, the liquid levels of the LNG fuel in the port tank 2 and the starboard tank 3 are monitored by the first liquid level sensor 4 and the second liquid level sensor, after the data monitored by the two liquid level sensors are processed by the controller 13, the liquid level heights of the LNG fuel in the port storage tank 2 and the starboard storage tank 3 monitored by the first liquid level sensor 4 and the second liquid level sensor 5 are displayed on the LCD display screen 14 in a digital form, so that the monitoring of the liquid level heights of the LNG fuel in the port storage tank 2 and the starboard storage tank 3 is realized, meanwhile, the watching of an operator is facilitated, a first liquid pump 6 positioned on one side of the port storage tank 2 is fixedly arranged on a fixing frame 1 positioned on a port side of the ship body, a first liquid inlet pipe 7 is fixedly sleeved on the liquid inlet end of the first liquid pump 6, one ends of the first liquid inlet pipe 7 and the first liquid outlet pipe 8 are respectively fixedly sleeved on the bottom of the front side of the port storage tank 2 and the top of the starboard storage tank 3, a first liquid outlet pipe 8 is fixedly sleeved on the liquid outlet end of the first liquid pump 6, a second liquid pump 9 positioned on one side of the starboard storage tank 3 is fixedly arranged on the, when the first level sensor 4 and the second level sensor 5 monitor an unbalanced change in the LNG fuel levels in the port tank 2 and the starboard tank 3, feeding back the data to the controller 13, after the controller 13 processes and calculates the data, starting the first liquid pump 6 or the second liquid pump 9 to pump the LNG fuel in the port tank 2 into the starboard tank 3 or pump the LNG fuel in the starboard tank 3 into the port tank 2, thereby carry out automatic balance to the LNG fuel liquid level in port storage tank 2 and the starboard storage tank 3, ensure the equilibrium stability of boats and ships, the fixed cover of liquid inlet end of second drawing liquid pump 9 is equipped with second liquid inlet pipe 10, and the one end of second liquid inlet pipe 10 and second drain pipe 11 is fixed cup joints with the positive bottom of starboard storage tank 3 and the top of port storage tank 2 respectively, and the fixed cover of liquid outlet end of second drawing liquid pump 9 is equipped with second drain pipe 11.

The working principle is as follows: first, the first level sensor 4, the second level sensor 5, the first liquid pump 6 and the second liquid pump 9 are supplied with power by the power supply device 12, so that the LNG fuel levels in the port tank 2 and the starboard tank 3 are monitored by the first level sensor 4 and the second level sensor 5, then, when the LNG fuel levels in the port tank 2 and the starboard tank 3 are monitored by the first level sensor 4 and the second level sensor 5 to be changed in an unbalanced manner, data are fed back to the controller 13, after the controller 13 processes and calculates the data, the first liquid pump 6 or the second liquid pump 9 is started, the LNG fuel in the port tank 2 is pumped into the starboard tank 3 or the LNG fuel in the starboard tank 3 is pumped into the port tank 2, so that the LNG fuel levels in the port tank 2 and the starboard tank 3 are automatically balanced, and finally, in the monitoring process of the first liquid level sensor 4 and the second liquid level sensor 5, after the data monitored by the two liquid level sensors are processed by the controller 13, the liquid level heights of the LNG fuel in the port storage tank 2 and the starboard storage tank 3, which are monitored by the first liquid level sensor 4 and the second liquid level sensor 5, are displayed on the LCD display screen 14 in a digitized mode.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.