CN210852788U

CN210852788U - Ballast water outboard breaking vacuum structure

Info

Publication number: CN210852788U
Application number: CN201921561962.9U
Authority: CN
Inventors: 顾常庆; 赵炜; 陈耿
Original assignee: Sino Viking Marine Engineering Co ltd
Current assignee: Sino Viking Marine Engineering Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-26
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses an outboard broken vacuum structure of ballast water drainage, the below of pipeline that absorbs water is located to the sea water cabin, the pipeline that absorbs water is installed perpendicularly in the top of sea water cabin, be equipped with first ballast pump between pipeline and the sea water cabin that absorbs water, U type pipeline one end and pipeline connection absorb water, the U type pipeline other end and electrolyte filling pipe connection, U type pipeline top is equipped with air inlet, be equipped with between air inlet and the U type pipeline by the check valve, electrolyte filling pipe top is equipped with electrolyte filling box, electrolyte filling pipe rear end is connected with the ballast tank, be equipped with the second ballast pump between electrolyte filling pipeline and the ballast tank. The utility model discloses mutually supporting between each subassembly among the ballast water overboard broken vacuum apparatus sets up U type pipeline before the ballast water gets into the ballast tank, ensures that all are the ballast water in the ballast water pipeline to can reach the electrolyte and can evenly scatter in the pipeline, make the ballast water can fully obtain the regulation of electrolyte, the follow-up use of being convenient for, simple structure.

Description

Ballast water outboard breaking vacuum structure

Technical Field

The utility model relates to a ship ballast water device technical field specifically is a ballast water discharge outboard breaks vacuum structure.

Background

The ballast normally used in ballast tanks is sea water or river water. The ballast water system is used for filling or discharging the ballast tank of the whole ship according to the operation requirement of the ship so as to achieve the following purposes: adjusting the draught of the ship and the vertical and horizontal stable and safe steady height of the ship body; the deformation of the ship body is reduced, so that overlarge bending moment and shearing force are avoided, the vibration of the ship body is reduced, and the airworthiness of an empty cabin is improved. Among them, the electrolytic apparatus is an important step in the ballast water treatment system, and the electrolytic treatment system has a market share of about 35%, which makes it the second treatment system. Many of these systems use filtration for pre-processing. By energizing one branch of the seawater, the system allows the chemical reaction of the salt with water molecules to produce the disinfectant hypochlorite, which is then reinjected into the ballast water to kill the organisms, and in addition to accommodating the large ballast water volume, the electrolysis-based treatment system is also very effective. It is only necessary for the treatment of water to be carried out at the time of ballasting (proper neutralization may be required at the time of ballast discharge). This means that the system can be sterilized on board the ship, even in ports where ballast water treatment is not possible, and some electrolysis systems can also provide for in-tank circulation during transit. Generally, after an electrolytic ballast water treatment device is added, an electrolyte filling pipeline needs to be added on a pipeline of a ballast pump to a ballast tank, in order to ensure that the filling of electrolyte can be uniformly dispersed in the pipeline, when the electrolytic ballast water treatment device is stopped to be used, a backflow siphoning phenomenon can be generated, so that ballast water filled with electrolytic solution flows back to a seawater tank, and the quality of seawater in the seawater tank is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ballast water is outboard and is broken vacuum structure through set up U type pipeline in ballast pipeline, ensures that all be ballast water in this section ballast water pipeline to can reach the electrolyte and can evenly scatter and can not produce the backward flow in the pipeline, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a ballast water outboard vacuum breaking structure comprises a ballast tank, a sea water tank, a water absorbing pipeline, a U-shaped pipeline, an electrolyte filling tank, a first ballast pump, a second ballast pump, a stop check valve and an air inlet, the sea water cabin is arranged below the water suction pipeline, the water suction pipeline is vertically arranged above the sea water cabin, a first ballast pump is arranged between the water suction pipeline and the sea water tank, one end of the U-shaped pipeline is connected with the water suction pipeline, the other end of the U-shaped pipeline is connected with the electrolyte filling pipeline, an air inlet is arranged above the U-shaped pipeline, a stop check valve is arranged between the air inlet and the U-shaped pipeline, an electrolyte filling box is arranged above the electrolyte filling pipeline, the rear end of the electrolyte filling pipeline is connected with the ballast tank, and a second ballast pump is arranged between the electrolyte filling pipeline and the ballast tank.

Preferably, the electrolyte filling box comprises a box body, an electrolyte inlet, a filling outlet and a box cover, wherein the electrolyte inlet is arranged above the box body, the box cover is screwed on the electrolyte inlet, and the filling outlet is arranged below the box body.

Preferably, a flow meter is arranged at the front end of the joint of the electrolyte filling box and the electrolyte filling pipeline, and a salinity sensor is arranged at the rear end of the joint of the electrolyte filling box and the electrolyte filling pipeline.

Preferably, the U-shaped pipeline is of an inverted U-shaped structure, and the stop check valve is arranged at the top of the U-shaped pipeline.

Preferably, one end of the water suction pipeline extending into the seawater cabin is provided with a water suction port.

Preferably, a filter screen is arranged between the water suction port and the seawater cabin, and the filter screen is screwed on the water suction port.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses mutually supporting between the subassembly such as the pipeline that absorbs water, U type pipeline, electrolyte filling pipeline and electrolyte filling case in ballast water overboard vacuum breaker sets up U type pipeline before the ballast water gets into the ballast tank, just can ensure that all are the ballast water in this section ballast water pipeline to can reach the electrolyte and can evenly scatter in the pipeline, make the ballast water can fully obtain the regulation of electrolyte, the follow-up use of being convenient for, simple structure.

(2) The utility model discloses a be equipped with U type pipeline at electrolyte filling pipeline front end, U type pipeline is the type of falling U structure, stops to beat the water back toward the ballast tank in at the ballast pump, avoids producing the phenomenon of siphon, leads to the water reflux in the ballast tank.

(3) The utility model discloses a set up air inlet above U type pipeline to set up between air inlet and U type pipeline and stop the check valve, can destroy the curved interior vacuum of U type at any time, avoid the water reflux in the ballast tank.

(4) The utility model discloses a set up electrolyte filling case above electrolyte filling pipeline, can provide the electrolyte source to electrolyte filling pipeline through electrolyte filling case, be convenient for control electrolyte filling pipeline internal electrolyte's volume.

(5) The utility model discloses a front end at electrolyte filling box and electrolyte filling pipeline junction sets up the flowmeter, can observe the flow of the ballast water that flows in electrolyte filling pipeline through the flowmeter.

(6) The utility model discloses a rear end at electrolyte filling box and electrolyte filling pipe connection department sets up salinity sensor, can know the ballast water salt concentration condition after electrolytic solution adjusts through salinity sensor.

(7) The utility model discloses a set up the filter screen between the water sucking mouth of pipeline and the sea water cabin absorbs water for when the suction sea water, can filter the impurity in the sea water through the filter screen, make the ballast water that gets into the ballast tank more clean.

Drawings

FIG. 1 is a schematic view of a ballast water overboard vacuum breaker;

fig. 2 is a flow diagram of a ballast water overboard vacuum breaker.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a ballast water outboard vacuum breaking structure comprises a ballast tank 1, a seawater cabin 2, a water suction pipeline 3, a U-shaped pipeline 4, an electrolyte filling pipeline 5, an electrolyte filling tank 6, a first ballast pump 7, a second ballast pump 8, a stop check valve 9 and an air inlet 10, wherein the seawater cabin 2 is arranged below the water suction pipeline 3, the water suction pipeline 3 is vertically arranged above the seawater cabin 2, the first ballast pump 7 is arranged between the water suction pipeline 3 and the seawater cabin 2, one end of the water suction pipeline 3 extending into the seawater cabin 2 is provided with a water suction port 31, a filter screen 32 is arranged between the water suction port 31 and the seawater cabin 2, the filter screen 32 is screwed on the water suction port 31, and impurities in the seawater can be filtered through the filter screen 32 when the seawater is sucked, so that the ballast water entering the ballast tank 1 is cleaner, one end of a U-shaped pipeline 4 is connected with a water suction pipeline 3, the other end of the U-shaped pipeline 4 is connected with an electrolyte filling pipeline 5, an air inlet 10 is arranged above the U-shaped pipeline 4, a stop check valve 9 is arranged between the air inlet 10 and the U-shaped pipeline 4, the U-shaped pipeline 4 is of an inverted U-shaped structure, the stop check valve 9 is arranged at the top of the U-shaped pipeline 4, the U-shaped pipeline 4 is arranged at the front end of the electrolyte filling pipeline 5, the U-shaped pipeline 4 is of the inverted U-shaped structure, after a ballast pump stops pumping water into a ballast tank 1, the phenomenon of siphoning is avoided, the water in the ballast tank 1 flows back, an air inlet 10 is arranged above the U-shaped pipeline 4, the stop check valve 9 is arranged between the air inlet 10 and the U-shaped pipeline 4, the vacuum degree in a U-shaped bend can be destroyed at any time, the water backflow in the ballast tank 1 is avoided, the electrolyte filling box 6 comprises a box body 61, an electrolyte inlet 62, a filling outlet 63 and a box cover 64, wherein the electrolyte inlet 62 is arranged above the box body 61, the box cover 64 is screwed on the electrolyte inlet 62, the filling outlet 63 is arranged below the box body 61, the electrolyte filling box 6 is arranged above the electrolyte filling pipeline 5, the electrolyte filling pipeline 5 can be provided with an electrolyte source through the electrolyte filling box 6, the amount of electrolyte in the electrolyte filling pipeline 5 is convenient to control, a flow meter 11 is arranged at the front end of the joint of the electrolyte filling box 6 and the electrolyte filling pipeline 5, the flow of ballast water flowing into the electrolyte filling pipeline 5 can be observed through the flow meter 11, a salinity sensor 12 is arranged at the rear end of the joint of the electrolyte filling box 6 and the electrolyte filling pipeline 5, and the salt concentration condition of the ballast water regulated by the electrolyte can be known through the salinity sensor 12, electrolyte filling pipeline 5 rear end is connected with ballast tank 1, is equipped with second ballast pump 8 between electrolyte filling pipeline 5 and the ballast tank 1, through first ballast pump 7 and second ballast pump 8, provides power for the ballast water suction action.

Application method

The device sucks seawater from a seawater cabin 2 into a water absorption pipeline 3 through a first ballast water pump 7, the seawater flows to an electrolyte filling pipeline 5 through a U-shaped pipeline 4, electrolyte in a tank body 61 of an electrolyte filling tank 6 enters the electrolyte filling pipeline 5 through a filling outlet 63, ballast water in the electrolyte filling pipeline 5 is subjected to electrolyte dissolution and flows into a ballast tank 1 through a second ballast water pump 8, when ballast water conveying into the ballast tank 1 is stopped, the second ballast water pump 8 stops working, the ballast water in the electrolyte filling pipeline 5 reversely flows into the U-shaped pipeline 4, and the ballast water returns to the inside of the electrolyte filling pipeline 5 through an air inlet 10 above the U-shaped pipeline 4, so that siphon and backflow phenomena cannot be generated.

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.

Claims

1. A ballast water outboard breaking vacuum structure is characterized in that: the sea water tank is arranged below the water absorption pipeline, the water absorption pipeline is vertically arranged above the sea water tank, a first ballast pump is arranged between the water absorption pipeline and the sea water tank, one end of the U-shaped pipeline is connected with the water absorption pipeline, the other end of the U-shaped pipeline is connected with the electrolyte filling pipeline, an air inlet is arranged above the U-shaped pipeline, a stop check valve is arranged between the air inlet and the U-shaped pipeline, the electrolyte filling tank is arranged above the electrolyte filling pipeline, the rear end of the electrolyte filling pipeline is connected with the ballast tank, and a second ballast pump is arranged between the electrolyte filling pipeline and the ballast tank.

2. The ballast water outboard vacuum breaking structure according to claim 1, wherein: the electrolyte filling box comprises a box body, an electrolyte inlet, a filling outlet and a box cover, wherein the electrolyte inlet is formed in the upper portion of the box body, the box cover is screwed on the electrolyte inlet, and the filling outlet is formed in the lower portion of the box body.

3. The ballast water outboard vacuum breaking structure according to claim 1, wherein: the front end of the joint of the electrolyte filling box and the electrolyte filling pipeline is provided with a flowmeter, and the rear end of the joint of the electrolyte filling box and the electrolyte filling pipeline is provided with a salinity sensor.

4. The ballast water outboard vacuum breaking structure according to claim 1, wherein: the U-shaped pipeline is of an inverted U-shaped structure, and the stop check valve is arranged at the top of the U-shaped pipeline.

5. The ballast water outboard vacuum breaking structure according to claim 4, wherein: and a water suction port is arranged at one end of the water suction pipeline extending into the seawater cabin.

6. The ballast water outboard vacuum breaking structure according to claim 5, wherein: a filter screen is arranged between the water suction port and the seawater cabin, and the filter screen is connected to the water suction port in a screwed mode.