阅读说明：本技术 船舶压载水系统 (Ship ballast water system ) 是由 霍海鳌 胡海军 王兆强 孙烨 盖晓丽 王磊 于 2021-07-21 设计创作，主要内容包括：本发明公开了一种船舶压载水系统,其包括液压管路和遥控阀,液压管路连接至遥控阀,液压管路上还设置有液压油缸和流量计,当所述遥控阀开启或关闭时,液压管路中的部分液压油在液压油缸中流动,流量计连通至液压油缸的内部,用于测量记录液压油缸内的液压油流量。本发明提供的船舶压载水系统通过在液压管路上设置液压油缸对遥控阀进行开启或关闭,进一步地在液压油缸上设置流量计,来通过流量计记录液压缸内的液压油流量,从而计算得出液压油缸的运动量,即遥控阀阀门的运动程度,来判断阀门的开关位置,该种设置方式省掉了大批量的浸没式电缆设置,同时也免除了其他电力元件,因此减少了设置成本,同时也起到了免维护和检修的效果。(The invention discloses a ship ballast water system which comprises a hydraulic pipeline and a remote control valve, wherein the hydraulic pipeline is connected to the remote control valve, a hydraulic oil cylinder and a flow meter are further arranged on the hydraulic pipeline, when the remote control valve is opened or closed, part of hydraulic oil in the hydraulic pipeline flows in the hydraulic oil cylinder, and the flow meter is communicated to the inside of the hydraulic oil cylinder and used for measuring and recording the flow of the hydraulic oil in the hydraulic oil cylinder. According to the ship ballast water system provided by the invention, the hydraulic oil cylinder is arranged on the hydraulic pipeline to open or close the remote control valve, the flowmeter is further arranged on the hydraulic oil cylinder to record the hydraulic oil flow in the hydraulic cylinder through the flowmeter, so that the movement amount of the hydraulic oil cylinder, namely the movement degree of the remote control valve, is calculated, and the opening and closing position of the valve is judged.)

1. A ship ballast water system comprises a hydraulic pipeline and a remote control valve, wherein the hydraulic pipeline is connected to the remote control valve, and the ship ballast water system is characterized in that a hydraulic oil cylinder and a flow meter are further arranged on the hydraulic pipeline, when the remote control valve is opened or closed, part of hydraulic oil in the hydraulic pipeline flows in the hydraulic oil cylinder, and the flow meter is communicated to the inside of the hydraulic oil cylinder and used for measuring and recording the flow of the hydraulic oil in the hydraulic oil cylinder.

2. The marine ballast water system as claimed in claim 1, wherein the hydraulic cylinder includes an open-direction cylinder and a closed-direction cylinder, the open-direction cylinder and the closed-direction cylinder are respectively disposed at both sides of the valve of the remote control valve, and when the remote control valve is opened, a part of hydraulic oil in the hydraulic line flows in the open-direction cylinder; when the remote control valve is closed, part of hydraulic oil in the hydraulic pipeline flows into the oil cylinder when the remote control valve is closed.

3. The marine ballast water system of claim 1, wherein one end of the hydraulic ram is connected to a drive head of the remote control valve and the other end of the hydraulic ram is connected to the hydraulic line or a base of the remote control valve.

4. The marine ballast water system as claimed in claim 1, wherein the measuring end of the flow meter is located inside the hydraulic cylinder, and the output end of the flow meter is connected to a signal output system of the marine ballast water system.

5. The marine ballast water system as claimed in claim 1, further comprising a water pump, a solenoid valve and a control system, wherein the water pump and the solenoid valve are electrically connected to the control system, the water pump is located in the ballast water tank for pumping ballast water inside the ballast water tank, and the solenoid valve is electrically connected to the remote control valve for driving the remote control valve to open or close.

6. The marine ballast water system as claimed in claim 1, further comprising an oil tank, the hydraulic line being connected to the oil tank.

7. The marine ballast water system of claim 6, wherein the oil tank is secured to an exterior of the ballast water tank.

8. The marine ballast water system as claimed in claim 6, further comprising a manual control assembly connected to the remote control valve for manually opening a valve of the remote control valve.

9. The marine ballast water system of claim 1, wherein the remote control valve is a hydraulic butterfly valve.

10. The marine ballast water system as claimed in claim 1, wherein the remote control valve further comprises a mechanical lock assembly disposed on the piston of the hydraulic valve, the mechanical lock assembly locking the piston of the hydraulic valve when the remote control valve is in a stationary state.

Technical Field

The invention relates to the field of ship manufacturing, in particular to a ship ballast water system.

Background

The ballast water tank of the ship is a tank for placing ballast water, is used for adjusting the gravity center position, the floating state and the stability of the ship, and can solve the problems of insufficient stability or inappropriate draft caused by oil-water consumption and gravity center rising in the sailing process of the ship. Ballast tanks are typically equipped with a vessel ballast water system for regulating and maintaining the steady state of the vessel.

The ship ballast water system consists of a ballast water pump, a ballast water pipeline, a ballast water tank and a valve box of a relevant valve. The hydraulic pipeline is provided with a hydraulic remote control valve for controlling the opening or closing of the ballast tank valve. Since the state of the valve position of the remote-controlled valve needs to be recorded, an indication signal needs to be taken from the valve head, and in this case, a power element and a cable need to be provided to record the signal. And a portion of the cable is connected to the valve head, i.e., needs to be submerged in ballast water, there are high demands on the IP rating of the cable and maintenance is difficult.

Disclosure of Invention

The invention aims to overcome the defects that the ship ballast water system in the prior art has high requirements on cables by transmitting valve signals through the cables, is difficult to maintain and repair and has high cost, and provides the ship ballast water system.

The invention solves the technical problems through the following technical scheme:

a ship ballast water system comprises a hydraulic pipeline and a remote control valve, wherein the hydraulic pipeline is connected to the remote control valve.

In this scheme, through set up hydraulic cylinder on the hydraulic pressure pipeline, come to open or close the remote control valve, on this basis, further set up the flowmeter on hydraulic cylinder, come through the hydraulic oil flow of flowmeter record pneumatic cylinder in, thereby calculate the amount of exercise that gets out the hydraulic cylinder, the motion degree of remote control valve promptly, judge the on-off position of valve, large batch submergence formula cable setting has been saved to this kind of mode of setting, other electric power component has also been avoided simultaneously, consequently, the cost of setting has been reduced, the effect of exempting from maintenance and maintenance has also been played simultaneously.

Preferably, the hydraulic oil cylinder comprises an opening direction oil cylinder and a closing direction oil cylinder, the opening direction oil cylinder and the closing direction oil cylinder are respectively arranged at two sides of a valve of the remote control valve, and when the remote control valve is opened, part of hydraulic oil in the hydraulic pipeline flows in the opening direction oil cylinder; when the remote control valve is closed, part of hydraulic oil in the hydraulic pipeline flows into the oil cylinder when the remote control valve is closed. Through setting up two hydraulic cylinder, be located the opening direction and the closing direction of remote control valve respectively, the motion state of equidirectional not is reacted to the flowmeter on the different hydraulic cylinder, and the flowmeter can make pointed response measured data more, and the record result is more accurate.

Preferably, one end of the hydraulic oil cylinder is connected to a driving head of the remote control valve, and the other end of the hydraulic oil cylinder is connected to the hydraulic pipeline or a base of the remote control valve. One end of the hydraulic oil cylinder is fixed, and the other end of the hydraulic oil cylinder is used for controlling a valve of the remote control valve, so that the motion state stability of the valve is ensured, meanwhile, a certain supporting effect is achieved on the valve, and the structural strength is enhanced.

Preferably, the measuring end of the flow meter is positioned inside the hydraulic oil cylinder, and the output end of the flow meter is connected to a signal output system of the ship ballast water system. The flowmeter can record the flow state of the hydraulic oil, and can transmit the recorded data to the signal output system, so that an operator can observe and record conveniently.

Preferably, the ship ballast water system further comprises a water pump, an electromagnetic valve and a control system, wherein the water pump and the electromagnetic valve are electrically connected to the control system, the water pump is located in the ballast water tank and used for pumping ballast water in the ballast water tank, and the electromagnetic valve is electrically connected to the remote control valve and used for driving the remote control valve to open or close. This ship ballast water system handles drive data through the solenoid valve to further turn into drive hydraulic pressure oil circuit, thereby make hydraulic cylinder move, act on the remote control valve, open or close it, make things convenient for operating personnel to control through the circuit.

Preferably, the ship ballast water system further comprises an oil tank, and the hydraulic pipeline is communicated to the oil tank.

Preferably, the oil tank is fixed to the outside of the ballast water tank. The mailbox is fixed outside the ballast water tank, so that the hydraulic oil can not flow into the ballast water tank to cause pollution.

Preferably, the ship ballast water system further comprises a manual control assembly, wherein the manual control assembly is connected to the remote control valve and is used for manually opening a valve of the remote control valve. The manual control assembly is used for discharging water or discharging water to the ballast water tank when the electric control fails, so that the normal operation of the ship is not influenced.

Preferably, the remote control valve is a hydraulic butterfly valve.

Preferably, the remote control valve further comprises a mechanical lock assembly, the mechanical lock assembly is arranged on the piston of the hydraulic valve, and when the remote control valve is in a static motion state, the mechanical lock assembly locks the piston of the hydraulic valve. The mechanical lock realizes the fixing effect of ensuring the remote control valve in a static state and prevents the phenomenon of 'soft legs'.

On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.

The positive progress effects of the invention are as follows:

according to the ship ballast water system, the hydraulic oil cylinder is arranged on the hydraulic pipeline to open or close the remote control valve, on the basis, the flow meter is further arranged on the hydraulic oil cylinder to record the flow of hydraulic oil in the hydraulic cylinder through the flow meter, so that the movement amount of the hydraulic oil cylinder, namely the movement degree of the valve of the remote control valve, is calculated to judge the opening and closing position of the valve, and the arrangement mode saves a large amount of immersed cables and simultaneously avoids other electric elements, so that the arrangement cost is reduced, and meanwhile, the maintenance-free and overhaul effects are achieved.

Drawings

Fig. 1 is a schematic diagram of a system of a ship ballast water system according to a preferred embodiment of the present invention.

Description of reference numerals:

remote control valve 1

Open to hydro-cylinder 21

Close the directional cylinder 22

Flow meter 3

Hydraulic line 4

Control system 5

Deck 6

Detailed Description

The present invention will be more clearly and completely described below by way of a preferred embodiment in conjunction with the accompanying drawings, without thereby limiting the scope of the invention to the described embodiment.

As shown in fig. 1, the present embodiment provides a ship ballast water system including a hydraulic line 4 and a remote control valve 1, the hydraulic line 4 being connected to the remote control valve 1. The hydraulic pipeline 4 is also provided with a hydraulic oil cylinder and a flow meter 3, when the remote control valve 1 is opened or closed, part of hydraulic oil in the hydraulic pipeline 4 flows in the hydraulic oil cylinder, and the flow meter 3 is communicated to the inside of the hydraulic oil cylinder and used for measuring and recording the flow of the hydraulic oil in the hydraulic oil cylinder.

According to the ship ballast water system, the hydraulic oil cylinder is arranged on the hydraulic pipeline 4 to open or close the remote control valve 1, on the basis, the flow meter 3 is further arranged on the hydraulic oil cylinder to record the flow of hydraulic oil in the hydraulic cylinder through the flow meter 3, so that the movement amount of the hydraulic oil cylinder is obtained through calculation, namely the movement degree of a valve of the remote control valve 1, and the opening and closing position of the valve is judged.

In this embodiment, the remote control valve 1 is a hydraulic butterfly valve. Of course, other types of remotely operated valves 1 may be used in other embodiments.

The size of the hydraulic oil cylinder is determined, so that an appropriate flow meter 3 can be selected through the size of the oil cylinder and the length of the hydraulic pipeline 4 in the early stage of installation.

Preferably, the remote control valve 1 comprises a mechanical lock assembly, the mechanical lock assembly is arranged on a piston of the hydraulic valve, and when the remote control valve 1 is in a static motion state, the mechanical lock assembly locks the piston of the hydraulic valve. The mechanical lock realizes the fixing effect of ensuring the remote control valve 1 in a static state and prevents the phenomenon of 'soft legs'. In this embodiment, the mechanical assembly is a sleeve-type locking assembly, that is, the extension portion of the piston rod is provided with a locking sleeve fixed on the end cover of the hydraulic cylinder, and the inner hole of the locking sleeve is in interference fit with the outer ring of the piston rod, so that the piston rod can be locked at any position. The locking sleeve is internally provided with a spiral groove, and two ends of the groove are provided with sealing rings. When the remote control valve 1 is in a use state, hydraulic oil is recorded into the spiral groove due to high pressure, so that the sleeve expands outwards in the radial direction, and the over-hard fit between the sleeve and the piston rod is changed into clearance fit, namely, the remote control valve is unlocked automatically. Of course, in other embodiments, other mechanical lock assemblies, such as a brake disc type or a steel ball friction type, may be adopted, and even a hydraulic locking circuit may be selected to realize a one-way or two-way locking and positioning function.

Further, the hydraulic oil cylinder comprises an opening direction oil cylinder 21 and a closing direction oil cylinder 22, the opening direction oil cylinder 21 and the closing direction oil cylinder 22 are respectively arranged at two sides of the valve of the remote control valve 1, and when the remote control valve 1 is opened, part of hydraulic oil in the hydraulic pipeline 4 flows in the opening direction oil cylinder 21; when the remote control valve 1 is closed, part of the hydraulic oil in the hydraulic line 4 flows to the oil cylinder 22 while being closed. Through setting up two hydraulic cylinder, be located remote control valve 1's opening direction and closing direction respectively, the motion state of equidirectional not is reacted to flowmeter 3 on the different hydraulic cylinder, and flowmeter 3 can make pointed response measured data more, and the record result is more accurate.

One end of the hydraulic oil cylinder is connected to a driving head of the remote control valve 1, and the other end of the hydraulic oil cylinder is connected to a hydraulic pipeline 4 or a base of the remote control valve 1. One end of the hydraulic oil cylinder is fixed, and the other end of the hydraulic oil cylinder is used for controlling a valve of the remote control valve 1, so that the motion state stability of the valve is ensured, meanwhile, a certain supporting effect is achieved on the valve, and the structural strength is enhanced. The measuring end of the flowmeter 3 is positioned in the hydraulic oil cylinder, and the output end of the flowmeter 3 is connected to a signal output system of a ship ballast water system. The flowmeter 3 can record the flow state of hydraulic oil, and can transmit the recorded data to a signal output system, so that an operator can observe and record the data conveniently.

In addition, the ship ballast water system further comprises a manual control assembly, wherein the manual control assembly is connected to the remote control valve 1 and is used for manually opening a valve of the remote control valve 1. The manual control assembly is used for discharging water or discharging water to the ballast water tank when the electric control fails, so that the normal operation of the ship is not influenced.

The ship ballast water system further comprises a water pump, an electromagnetic valve and a control system 5, wherein the water pump and the electromagnetic valve are electrically connected to the control system 5, the water pump is located in the ballast water tank and used for pumping ballast water in the ballast water tank, and the electromagnetic valve is electrically connected to the remote control valve 1 and used for driving the remote control valve 1 to be opened or closed. This ship ballast water system handles drive data through the solenoid valve to further turn into drive hydraulic pressure oil circuit, thereby make hydraulic cylinder move, act on remote control valve 1, open or close it, make things convenient for operating personnel to carry out the circuit on the surface of deck 6 through control system 5 and control.

The ship ballast water system also comprises an oil tank, and the hydraulic pipeline 4 is communicated to the oil tank. Preferably, the tank is fixed to the outside of the ballast water tank. The mailbox is fixed outside the ballast water tank, so that the hydraulic oil can not flow into the ballast water tank to cause pollution. In other embodiments, the oil tank may be disposed inside the ballast water tank as long as the sealing effect of the mailbox can be ensured.

While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.