CN218537051U

CN218537051U - Marine organism prevention device

Info

Publication number: CN218537051U
Application number: CN202221839197.4U
Authority: CN
Inventors: 夏海勇; 刘森林; 贾颖辉; 包卫星
Original assignee: Shanghai Bestway Ship Ocean Engineering Research Design Co ltd
Current assignee: Shanghai Bestway Ship Ocean Engineering Research Design Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-02-28
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a prevent marine organism device, it includes: the electrolytic cabinet is connected with the seawater tank and the seawater main pipe through pipelines respectively. The utility model provides a prevent marine organism device for current technical scheme, can effectually prevent the adhesion of marine organism in sea water pipeline and sea water tank, avoid taking place the biological corrosion of marine organism to pipeline and sea water tank.

Description

Marine organism prevention device

Technical Field

The utility model relates to a boats and ships and ocean engineering technical field, concretely relates to marine organism adhesion prevention technique in sea water pipeline and the sea water tank of boats and ships and ocean engineering field.

Background

At present, the most commonly used marine organism prevention devices in ship and ocean engineering are mainly two types: electrolyzing the seawater antifouling device to generate hypochlorous acid to kill marine organisms; and an electrolytic copper and aluminum (iron) electrolysis mode, wherein the seawater is used as a conductor to electrolyze metal ions in an external current mode, and the metal ions in the seawater reach a certain concentration to kill marine organisms.

The sea water electrolyzing device has platinum-plated titanium electrode or special electrode to electrolyze sea water to produce sodium hypochlorite, hypochlorous acid and chlorine as strong oxidant capable of killing larva and spore of sea creature to prevent pollution.

Electrolytic copper, aluminium (iron) prevent marine life device is through the electrolysis of copper anode in the sea water, produce trace copper ion, produce a small amount of aluminium hydroxide or iron hydroxide flocculus behind aluminium or the electrolysis of iron anode, the sea water is when getting into the sea water house steward through the sea water tank, when taking this kind of copper that has very high stickness, aluminium flocculus to pass through in the system, the flocculus is walked out, glue in the slower region of the seawater flow that the marine life probably lives, along with the extension of electrolysis time, these flocculus just adhere to on the seawater pipe inner wall, thereby form the very thin protective layer of one deck in whole system, and then prevent the dual function of marine life adhesion and sea water corrosion.

At present, most of marine life prevention devices adopted by ships are electrolytic copper and aluminum (iron) marine life prevention devices. Typically, such anti-marine growth devices are installed with the electrodes 20 in the high and low seawater tanks 30 of the vessel (as shown in fig. 1), or with the electrodes 20 in the colander 40 of the seawater mains (as shown in fig. 2).

When the existing scheme is in actual application, the consumption condition of the electrode bar is not easy to monitor along with the lapse of time; the electrodes installed in the seawater tank can only wait for docking of ships when being checked and replaced, are not beneficial to maintenance and replacement of equipment, and cannot find whether the electrodes are completely consumed in time; the marine organism prevention device arranged in the filter can not effectively take the two installation modes of adhesion of marine organisms in the seawater tank into account, and the electrolysis speed of the electrodes is generally uncontrollable.

SUMMERY OF THE UTILITY MODEL

Aiming at the problem of the existing marine life-preventing scheme in the aspect of safety and reliability, the utility model aims to provide a marine life-preventing device, which improves the stability and reliability of the marine life-preventing device by arranging a corresponding electrolytic cabinet.

In order to achieve the above object, the present invention provides a marine life prevention device, comprising: the electrolytic cabinet is connected with the seawater tank and the seawater main pipe through pipelines respectively.

Furthermore, still include electrolyte injection pump among the marine organism prevention device, electrolyte injection pump sets up on the connecting line of electrolysis cabinet.

Furthermore, a stop valve is arranged on a connecting pipeline of the electrolytic cabinet in the marine organism prevention device.

Further, the marine growth prevention device further comprises a flow sensor and a current control box, wherein the flow sensor is arranged on the seawater main pipe, and the current control box is connected with the flow sensor and the electrode.

The utility model provides a prevent marine organism device for current technical scheme, can effectually prevent the adhesion of marine organism in sea water pipeline and sea water tank, avoid taking place the biological corrosion of marine organism to pipeline and sea water tank.

The electrode in the marine organism preventing device provided by the utility model is convenient to replace, and can be replaced without docking a ship; can control the electrode electrolysis rate, can effectively prolong the service life of the electrode, and has wide application prospect in seawater pipeline systems in the fields of ships and oceans.

Drawings

The invention is further described with reference to the following drawings and detailed description.

Fig. 1 is an exemplary view of a conventional electrode installed in an installation in a sea chest;

FIG. 2 is an exemplary view of a conventional electrode mounted within a filter;

fig. 3 is a general assembly example diagram of the marine life preventing device of the present invention.

Reference in the drawings:

the device comprises an electrode 1, a sea valve 2, a filter 3, a seawater main pipe 4, an electrolytic cabinet 5, an electrolyte injection pump 6, a flow sensor 7, a current control box 8, a stop valve 9 and a seawater tank 10.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

The utility model provides a prevent marine organism device to the problem that exists in the convenience aspect of the security of using and maintenance in current marine organism prevention scheme.

Referring to fig. 3, an exemplary assembly scheme of the marine growth prevention device according to the present invention is shown.

As can be seen from the figure, the marine growth prevention device provided in this example mainly includes: the device comprises an electrode 1, a sea valve 2, a filter 3, a seawater main pipe 4, an electrolytic cabinet 5, an electrolyte injection pump 6, a flow sensor 7, a current control box 8 and a stop valve 9 which are matched with one another.

The seawater main pipe 4 in the embodiment is connected with the seawater tank 10, and the filter 3 is arranged between the seawater main pipe 4 and the seawater tank 10; further, sea valves 2 are provided on both sides of the strainer 3, respectively, thereby forming a seawater system piping assembly.

On this basis, the utility model discloses break traditional electrode bar's the thinking of installing inside the sea chest, the innovation connects an electrolysis cabinet 5 between sea water house steward 4 and sea chest 10 to install electrode 1 in electrolysis cabinet 5.

Specifically, an inlet of the electrolytic cabinet 5 is connected with the seawater main pipe 4 through a connecting pipeline, and an outlet of the electrolytic cabinet 5 is communicated with the seawater tank 10 through a connecting pipeline.

At the same time, the corresponding electrode 1 is installed in the electrolyte tank 5. The electrode 1 here can be made of copper, aluminum or iron material, and can be determined according to the actual requirement.

In order to increase the effectiveness of the electrolysis of seawater entering the electrolyte tank 5, two sets of electrodes 1 are used in this example, oppositely disposed in the electrolyte tank 5.

The utility model discloses still set up an electrolyte injection pump 6 in 5 intercommunication sea water house steward 4's of electrolytic cabinet connecting line for in sucking the sea water from sea water house steward 4 and pour into electrolytic cabinet 5, circulate the electrolyte that contains the electrolytic ion in the electrolytic cabinet 5 to the sea water tank 10 again, in order to prevent the adhesion of marine life.

Preferably, the electrolyte injection pump 6 is an inverter pump.

The utility model provides a current control box 8 connects electrode 1, can control electrode 1's electric current. The specific structure of the current control box 8 is not limited herein, and may be determined according to actual requirements.

The utility model discloses in still set up the flow sensor 7 of a monitoring sea water flow on sea water house steward 4, this flow sensor 7 is connected with current control case 8. The current control box 8 can be associated with the flow sensor 7, and controls the current of the electrode according to the signal of the flow sensor, thereby realizing the control of the electrolysis rate of the electrode and prolonging the service life of the electrode.

The signal of the flow sensor 7 here can also be correlated with the working charge of the electrolyte injection pump 6, as required.

The current control box 8 and the electrolyte injection pump 6 in the sample marine organism prevention device are associated with the flow sensor 7, the current of the electrodes and the flow of the electrolyte injection pump are controlled, the electrolysis rate of the electrode bar is reasonably controlled, and the service life is prolonged.

The utility model discloses in still set up stop valve 9 in electrolyte injection pipeline connection sea water house steward 4 and sea water tank 10 department to close the valve at both ends when changing the electrode, it is convenient to change.

When the marine organism preventing device is implemented, the prying block can be formed, so that the convenience of arrangement and installation is further improved.

Here, the working process of the marine growth prevention apparatus in this example is illustrated.

Referring to fig. 3, the electrodes 1 are installed in an electrolyte tank 5, the electrolyte tank 5 is connected with a seawater tank and a seawater main pipe 4 through pipelines, two ends of the pipelines are provided with stop valves 9, and an electrolyte injection pump 6 is arranged in the pipelines.

When the electrolytic cell works, seawater is sucked from the seawater main pipe 4 through the electrolytic cabinet 5 through the electrolyte injection pump 6, the current controller 8 controls working current to the electrode 1, and the electrode 1 electrolyzes the seawater entering the electrolytic cabinet 5. The electrolyte injection pump 6 injects the seawater containing the electrolytic metal ions into the seawater tank 10.

During the application, maintenance and replacement of the electrodes can be performed by closing the shut-off valves 9 at both ends.

In addition, the flow sensor 7 arranged on the seawater main pipe 4 can be associated with the electrode current control box 8 and the electrolyte injection pump 6 in the working process, the current of the electrodes and the flow of the electrolyte can be controlled by the required seawater flow, the electrode speed of the electrodes can be effectively controlled, and the service life of the electrodes can be prolonged.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A marine growth deterrent device, comprising: the electrolytic cabinet is connected with the seawater tank and the seawater main pipe through pipelines respectively; still include electrolyte injection pump among the marine organism prevention device, electrolyte injection pump sets up on the connecting line of electrolysis cabinet.

2. The marine growth prevention device of claim 1 wherein a shut-off valve is provided in the marine growth prevention device on the connection line of the electrolytic tank.

3. The marine growth prevention device of claim 1 further comprising a flow sensor disposed on the seawater mains and a current control box connecting the flow sensor and the electrode.