CN210374772U

CN210374772U - Automatic cleaning system for shell and tube cooler of ship

Info

Publication number: CN210374772U
Application number: CN201921058779.7U
Authority: CN
Inventors: 江舟; 周子建; 方佳俊; 马海燕; 洪旭祺; 白学仕
Original assignee: Zhejiang International Maritime College
Current assignee: Zhejiang International Maritime College
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-21
Anticipated expiration: 2029-07-08

Abstract

Automatic cleaning system for shell and tube cooler of ship, including, the cooler, the water inlet and the delivery port of cooler are connected respectively to forward inlet tube and forward outlet pipe, the backward flushing inlet tube both ends communicate forward inlet tube and forward outlet pipe respectively, the backward flushing outlet pipe communicates forward inlet tube and forward outlet pipe respectively, all install the valve on each inlet tube and the outlet pipe, the high-pressure flushing assembly of cooler top installation, the high-pressure squirt that the high-pressure flushing assembly both sides stretched into the left and right sides end cover of cooler separately, the high-pressure squirt has two shower nozzles respectively and parallel crisscross of each other. Through the control to the valve on the business turn over water pipe during washing, change cooling water flow to, the high-pressure squirt sprays at the cooler terminal surface, dashes the rubbish of adhesion on the terminal surface down, and jet water will form a swirl in the cooler end cover, increases the stirring between rubbish and the water, reversely dashes out the inside rubbish of cooler. The device has improved cleaning efficiency, reduces operator's the amount of labour, reduces the washing cost.

Description

Automatic cleaning system for shell and tube cooler of ship

Technical Field

The invention relates to the field of ships, in particular to an automatic cleaning system for a shell and tube cooler of a ship.

Background

The shell-and-tube cooler is one of the most widely used coolers on ships, has a simple structure, is easy to manage, but has serious filth blockage under the condition that the impurities in the cooling water are more, so that the cooling efficiency is greatly reduced. For river and sea combined transport ships, water in rivers is not only rich in silt and floating impurities, but also can generate a filth blockage phenomenon in a cooler, so that the effect of the cooler is greatly influenced, the working condition of machine equipment is influenced, and even the safety of the ships is influenced.

Disclosure of Invention

Aiming at the defects in the problems, the invention provides an automatic cleaning system for a shell and tube cooler of a ship.

In order to achieve the purpose, the invention provides an automatic cleaning system for a shell and tube cooler of a ship, which comprises the cooler, wherein a left end cover and a right end cover are symmetrically distributed on the left and right of the cooler, a water inlet is processed on the left end cover, a water outlet is processed on the right end cover, and the automatic cleaning system is characterized in that: the water inlet pipe assembly is connected with the water inlet, the valve I is mounted on the forward water inlet pipe, the forward water outlet pipe is connected with the water outlet, and the valve II is mounted on the forward water outlet pipe;

the back flushing water inlet and outlet pipe assembly comprises a back flushing water inlet pipe and a back flushing water outlet pipe, two ends of the back flushing water inlet pipe are respectively communicated with the forward water inlet pipe and the forward water outlet pipe, a valve III is arranged on the back flushing water inlet pipe, the back flushing water outlet pipe is respectively communicated with the forward water inlet pipe and the forward water outlet pipe, and a valve IV is arranged on the back flushing water outlet pipe;

the high-pressure flushing assembly is located above the cooler and comprises a high-pressure water pump, a valve V and a valve VI are installed on the left and the right of the high-pressure water pump respectively, a high-pressure water gun I is installed on the left side of the valve V, a high-pressure water gun II is installed on the right side of the valve VI, and the high-pressure water guns I and II are provided with two spray heads respectively and are mutually parallel and staggered.

As a further improvement of the invention, the left end cover is connected with the left end face, and the right end cover is connected with the right end face.

As a further improvement of the invention, the inlet and the outlet of the forward water inlet and outlet pipe assembly are provided with flow detectors.

As a further improvement of the invention, a spray head of the high-pressure water gun I extends into the left end cover, and a spray head of the high-pressure water gun II extends into the right end cover.

The invention has the beneficial effects that:

1. the automatic back flushing of original cooling water, the spraying cleaning of a high-pressure water gun and other methods are adopted, the working condition of the cooler is automatically monitored through the flow and pressure of the cooling water, the cleaning work is automatically started, after the cleaning is finished, the system is restored to the original working state, and the system fluctuation is reduced while the system efficiency is improved.

2. The manual intervention is reduced, the manual cleaning work is reduced, and the reliability of the machine is improved, so that the safety performance of the ship is improved.

Drawings

FIG. 1 is a front view of an automatic cleaning system for a marine shell-and-tube cooler according to the present invention;

fig. 2 is a side view of the component 3 cooler.

In the figure: 1. a forward water inlet and outlet pipe assembly; 11. a flow detector; 12. a forward water inlet pipe; 13. a valve I; 14. a valve II; 15. a positive water outlet pipe; 2. back flushing the water inlet and outlet pipe assembly; 21. a valve III; 22. a back flushing water inlet pipe; 23. a back flushing water outlet pipe; 24. a valve IV; 3. a cooler; 31. a left end cap; 311. a water inlet; 32. a left end face; 33. a right end face; 34. a right end cap; 341. a water outlet; 4. a high pressure flushing assembly; 41. a high-pressure water gun I; 42. a valve V; 43. a high pressure water pump; 44. a valve VI; 45. and a high-pressure water gun II.

Detailed Description

As shown in fig. 1, the automatic cleaning system for a shell-and-tube cooler of a ship according to an embodiment of the present invention includes a cooler 3, where the cooler 3 is configured with a left end cover 31 and a right end cover 34 in bilateral symmetry, the left end cover 31 is connected to a left end face 32, the right end cover 34 is connected to a right end face 33, a water inlet 311 is formed in the left end cover 31, and a water outlet 341 is formed in the right end cover 34; the forward water inlet and outlet pipe assembly 1 comprises a forward water inlet pipe 12 and a forward water outlet pipe 15, the forward water inlet pipe 12 is connected with a water inlet 311, a valve I13 is installed on the forward water inlet pipe 12, the forward water outlet pipe 15 is connected with a water outlet 341, a valve II 14 is installed on the forward water outlet pipe 15, and a flow detector 11 is installed at an inlet and an outlet of the forward water inlet and outlet pipe assembly 1; the back flushing water inlet and outlet pipe assembly 2 comprises a back flushing water inlet pipe 22 and a back flushing water outlet pipe 23, two ends of the back flushing water inlet pipe 22 are respectively communicated with the forward water inlet pipe 12 and the forward water outlet pipe 15, a valve III 21 is arranged on the back flushing water inlet pipe 22, the back flushing water outlet pipe 23 is respectively communicated with the forward water inlet pipe 12 and the forward water outlet pipe 15, and a valve IV 24 is arranged on the back flushing water outlet pipe 23; high pressure washing unit 4 is located 3 tops of cooler, high pressure washing unit 4 includes high pressure water pump 43, install valve V42 and valve VI 44 about high pressure water pump 43 respectively, valve V42 left side installation high pressure squirt I41, valve VI 44 right side installation high pressure squirt II 45, high pressure squirt I41 and high pressure squirt II 45 have two shower nozzles respectively and parallel crisscross each other, the shower nozzle of high pressure squirt I41 stretches into left end lid 31, the shower nozzle of high pressure squirt II 45 stretches into right-hand member lid 34.

The device adopts the original methods of automatic back flushing of cooling water, spraying and cleaning by a high-pressure water gun and the like, automatically monitors the working condition of the cooler through the flow and pressure of the cooling water and automatically starts the cleaning work, and after the cleaning is finished, the system restores the original working state, thereby improving the efficiency of the system and reducing the fluctuation of the system; the manual intervention is reduced, the manual cleaning work is reduced, and the reliability of the machine is improved, so that the safety performance of the ship is improved.

In particular use, the invention will be described with reference to the accompanying drawings for the convenience of understanding;

when the pressure difference between the flow detector devices on the inlet and the outlet of the forward water inlet and outlet pipe assembly is higher than a set value, a cleaning program is automatically started, and when the water is reversely flushed, the valve III and the valve IV are opened, the valve I, the valve II, the valve V and the valve VI are closed, water flows sequentially pass through the forward water inlet pipe, the reverse flushing water inlet pipe and the forward water outlet pipe, enter the cooler from the water outlet of the cooler, then flow out from the water inlet of the cooler and flow out through the forward water inlet pipe, the reverse flushing water outlet pipe and the forward water outlet pipe, so that silt, garbage and the like in the cooler can be reversely flushed; cleaning the left end face and the right end face of the cooler is completed through the high-pressure washing assembly, when the left end face is washed, only the valve II and the valve V are opened, the high-pressure water pump works, the pressure of the high-pressure water pump is higher than 0.6MPa, two spray heads of the high-pressure water gun I spray on the left end face of the cooler to wash down garbage adhered to the left end face, and because the two spray heads of the high-pressure water gun I are mutually parallel and staggered, a vortex is formed in an end cover of the cooler by water flow spraying, stirring between the garbage and water is increased, the garbage can be taken away to the greatest extent, and the washed water flow enters a forward water outlet pipe from an; when the right end surface is washed, only the valve IV and the valve VI are opened, two spray heads of the high-pressure water gun II spray on the right end surface of the cooler to wash down the garbage adhered on the end surface, and the sprayed water flow forms a vortex in the right end cover of the cooler to take away the garbage, and the washed water flow enters the forward water inlet pipe from the water inlet of the cooler and flows out through the backward washing water outlet pipe and the forward water outlet pipe; after the cleaning is finished, the valve I and the valve II are opened, the valve III, the valve IV, the valve V and the valve VI are closed, and the system returns to the original operation state.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automatic cleaning system of marine shell and tube cooler, include cooler (3), left end lid (31) and right-hand member lid (34) are distributed to cooler (3) bilateral symmetry, processing water inlet (311) on left end lid (31), processing delivery port (341) on right-hand member lid (34), its characterized in that: the water inlet and outlet device is characterized by further comprising a forward water inlet and outlet pipe assembly (1), wherein the forward water inlet and outlet pipe assembly (1) comprises a forward water inlet pipe (12) and a forward water outlet pipe (15), the forward water inlet pipe (12) is connected with the water inlet (311), a valve I (13) is installed on the forward water inlet pipe (12), the forward water outlet pipe (15) is connected with the water outlet (341), and a valve II (14) is installed on the forward water outlet pipe (15);

the back flushing water inlet and outlet pipe assembly (2), the back flushing water inlet and outlet pipe assembly (2) comprises a back flushing water inlet pipe (22) and a back flushing water outlet pipe (23), two ends of the back flushing water inlet pipe (22) are respectively communicated with the forward water inlet pipe (12) and the forward water outlet pipe (15), a valve III (21) is installed on the back flushing water inlet pipe (22), the back flushing water outlet pipe (23) is respectively communicated with the forward water inlet pipe (12) and the forward water outlet pipe (15), and a valve IV (24) is installed on the back flushing water outlet pipe (23);

high pressure washes subassembly (4), high pressure washes subassembly (4) and is located cooler (3) top, high pressure washes subassembly (4) including high-pressure water pump (43), install valve V (42) and valve VI (44) respectively about high-pressure water pump (43), valve V (42) left side installation high-pressure squirt I (41), valve VI (44) right side installation high-pressure squirt II (45), high-pressure squirt I (41) and high-pressure squirt II (45) have two shower nozzles respectively and parallel crisscross each other.

2. The automatic cleaning system for a marine shell-and-tube cooler according to claim 1, wherein: the left end cover (31) is connected with the left end face (32), and the right end cover (34) is connected with the right end face (33).

3. The automatic cleaning system for a marine shell-and-tube cooler according to claim 1, wherein: and a flow detector (11) is arranged at an inlet and an outlet of the forward water inlet and outlet pipe assembly (1).

4. The automatic cleaning system for a marine shell-and-tube cooler according to claim 1, wherein: the spray head of the high-pressure water gun I (41) extends into the left end cover (31), and the spray head of the high-pressure water gun II (45) extends into the right end cover (34).