CN213229045U

CN213229045U - Intelligent dredging device

Info

Publication number: CN213229045U
Application number: CN202022332564.9U
Authority: CN
Inventors: 何恒勇; 程方; 郭兵; 李文君
Original assignee: Jiangnan Shipyard Group Co Ltd
Current assignee: Jiangnan Shipyard Group Co Ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-18
Anticipated expiration: 2030-10-19

Abstract

The utility model provides an intelligent dredging device, which comprises a gate valve and a drain pipe, wherein a liquid flow sensor capable of measuring instantaneous flow is arranged between the gate valve and the drain pipe, a steam pipe capable of conveying high-temperature high-pressure steam is arranged on the drain pipe, a steam electromagnetic valve is arranged on the steam pipe, and a steam outlet of the steam pipe is communicated with a water outlet of the drain pipe; the intelligent dredging device further comprises a controller, wherein the liquid flow sensor and the steam electromagnetic valve are electrically connected to the controller, when the liquid flow received by the controller is 0, the drain pipe is indicated to be blocked and needs to be dredged, and at the moment, the controller automatically opens the steam electromagnetic valve to dredge the pipeline until the liquid flow signal received by the controller is higher than a preset flow value.

Description

Intelligent dredging device

Technical Field

The utility model belongs to the technical field of drainage device, concretely relates to install intelligent pull throughs on boats and ships topside drainage system.

Background

The ship side accessory is an important component of a ship protection system, can be used for discharging daily life wastewater of crews, discharging equipment cooling water, discharging deck water leakage, discharging emergency safety valves and the like, and ensures that ships can sail safely and stably. When the ship sails in an ice region or an extremely cold climate region, the drain pipe may be blocked due to low-temperature icing, and thus the drainage is not smooth.

Patent No. 201920849871.9, the patent name is a broadside blow-off device, it is disclosed that accessible lets in high-pressure air or high-temperature steam in the blow-off pipeline and blows off or melt the processing to the plug in the drain pipe, however, this broadside blow-off device only produces high pressure warning (explains the waste water can't be discharged) when the drain pump export, the crewman just can go to seek and confirm specifically which broadside drain pipe appears blockking to manually open and stop the check valve and carry high-pressure air or high-temperature steam and carry out the pipeline mediation, after drain pump high pressure warning disappears, again manually close and stop the check valve. To the large vessel who has set up more drain pipe, the position diverse that every drain pipe was arranged, when the drain pipe blocked up appearing freezing, adopt this kind of mode to need a large amount of personnel to go the investigation choking point, if can not in time open by the check valve, can greatly influence the life of drain pump, if can not in time close by the check valve after the pipeline mediation in addition, also can cause a large amount of steam (or compressed air) losses, reduce the utilization ratio of steam (or compressed air).

SUMMERY OF THE UTILITY MODEL

In view of the above prior art's shortcoming, the utility model aims to provide an intelligence pull throughs can open or close the steam solenoid valve according to sensor signal is automatic, realizes that the intelligence of stopper in the drain pipe blows off and melts, has not only reduced crewman's work load, has also avoided the waste of high temperature high pressure steam, reduces the mediation cost, the energy saving.

In order to achieve the above objects and other related objects, the present invention provides an intelligent dredging device, which comprises a gate valve and a drain pipe, wherein a liquid flow sensor capable of measuring instantaneous flow is arranged between the gate valve and the drain pipe, a steam pipe capable of conveying high-temperature high-pressure steam is arranged on the drain pipe, a steam solenoid valve is arranged on the high-temperature compression steam pipe, and a steam outlet of the steam pipe is communicated with a water outlet of the drain pipe; the intelligent dredging device further comprises a controller, and the liquid flow sensor and the steam electromagnetic valve are electrically connected to the controller. When the liquid flow received by the controller is 0, the drain pipe is indicated to be blocked by foreign matters such as sundries and ice blocks and needs to be dredged, and at the moment, the controller automatically opens the steam electromagnetic valve to dredge the pipeline until the liquid flow signal received by the controller is higher than a preset flow value.

Preferably, the liquid flow sensor is a turbine flow sensor, a temperature sensor is arranged on the drain pipe, and the temperature sensor is electrically connected with the controller so as to judge whether the drain pipe is blocked by ice blocks according to the instantaneous flow and the temperature of the drain pipe.

Preferably, intelligence pull throughs still includes the drain pump, drain pump and controller electric connection to when boats and ships are docked and are overhauld, self-closing the utility model discloses the device reduces steam solenoid valve switching number of times, improves life.

Preferably, two screwed joint welding seats used for installing the temperature sensor and the steam pipe are arranged on the drain pipe, so that the temperature sensor and the steam pipe can be conveniently replaced and maintained.

As above, the utility model discloses an intelligence pull throughs has following beneficial effect:

the utility model discloses an intelligence pull throughs can open or close the steam solenoid valve according to sensor signal is automatic, realizes that the intelligence of plug blows off and the ice-cube melts, has not only reduced crewman's work load, has also avoided the waste of high temperature high pressure steam, reduces mediation cost, energy saving.

Drawings

Fig. 1 is the utility model discloses well intelligent pull throughs's structural schematic.

Description of the reference numerals

The system comprises a gate valve 1, a drain pipe 2, a liquid flow sensor 3, a liquid flow sensor signal feedback line 3b, a temperature sensor 4, a temperature sensor signal feedback line 4b, a steam pipe 5, a steam electromagnetic valve 6, a steam electromagnetic valve signal line 6a, a controller 7, a drain pump 8 and a drain pump state feedback line 8 b.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1, the intelligent dredging device of the present invention comprises a gate valve 1 and a drain pipe 2, wherein a liquid flow sensor 3 capable of measuring an instantaneous flow in the drain pipe 2 is arranged between the gate valve 1 and the drain pipe 2, and in this embodiment, the liquid flow sensor 3 is a turbine flow sensor; two screwed joint welding seats 9 are arranged on the drain pipe 2, a temperature sensor 4 and a steam pipe 5 are respectively detachably mounted on the two screwed joint welding seats 9, the steam pipe 5 is used for conveying high-temperature high-pressure steam, a steam electromagnetic valve 6 is arranged on the steam pipe 5, and a steam outlet of the steam pipe 5 is communicated with a water outlet of the drain pipe 2; the intelligent dredging device further comprises a controller 7, and the liquid flow sensor 3, the temperature sensor 4 and the steam electromagnetic valve 6 are all electrically connected to the controller 7.

Further, the intelligent dredging device also comprises a drainage pump 8, and the drainage pump 8 is electrically coupled with the controller 7.

When the ship normally drains, the gate valve 1 is in an open state, the drainage pump 8 drains the wastewater out of the ship board through the drainage pipe 2, and at the moment, the steam electromagnetic valve 6 is in a closed state; when the controller 7 monitors that the instantaneous flow rate of the liquid flow sensor 3 is zero through the liquid flow sensor signal feedback line 3b, indicating that the drain pipe 2 is blocked and the water cannot be drained normally, the controller 7 controls the steam electromagnetic valve 6 to be opened through the steam electromagnetic valve signal line 6a, so that high-temperature and high-pressure steam enters the drain pipe 2 to remove the blocking objects and dredge the drain pipe, if the controller 7 monitors that the temperature of the exhaust pipe 2 is lower than a preset temperature value through the temperature sensor signal feedback line 4b, the blockage is indicated to be ice blocks, the high-temperature and high-pressure steam can effectively melt the ice blocks, the ice block removing efficiency is improved, and the controller 7 controls the steam electromagnetic valve 6 to be closed through the steam electromagnetic valve signal line 6a until the controller 7 monitors that the instantaneous flow of the liquid flow sensor 3 reaches a preset flow value through the liquid flow sensor signal feedback line 3 b; when the ship is docked for maintenance, the controller 7 monitors that the drainage pump 8 stops running through the drainage pump state feedback line 8b, the controller 7 automatically closes the device of the utility model, so as to prevent the steam electromagnetic valve 6 from being opened due to no flow of the drainage pipe 2 in cold weather, thereby preventing the waste of high-temperature and high-pressure steam, and simultaneously, the opening and closing times of the steam electromagnetic valve are reduced, and the service life is prolonged; in another embodiment, the controller 7 can be turned off in a power-off mode when the ship is docked for maintenance, so as to achieve the purpose of turning off the device.

The utility model discloses steam solenoid valve 6 among the device is for taking manual control's solenoid valve, and when boats and ships got into the dock and overhauld, can manually open steam solenoid valve 6 and carry out the pipeline mediation.

To sum up, the utility model discloses an intelligence pull throughs can open or close the steam solenoid valve according to sensor signal is automatic, realizes that the intelligence of stopper in the drain pipe blows off and melts, has not only reduced crewman's work load, has also avoided the waste of high temperature high pressure steam, reduces the mediation cost.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. An intelligent dredging device comprises a gate valve (1) and a drain pipe (2), and is characterized in that a liquid flow sensor (3) capable of measuring instantaneous flow in the drain pipe (2) is arranged between the gate valve (1) and the drain pipe (2), a steam pipe (5) capable of conveying high-temperature and high-pressure steam is arranged on the drain pipe (2), a steam electromagnetic valve (6) is arranged on the steam pipe (5), and a steam outlet of the steam pipe (5) is communicated with a water outlet of the drain pipe (2); the intelligent dredging device further comprises a controller (7), and the liquid flow sensor (3) and the steam electromagnetic valve (6) are electrically connected to the controller (7).

2. The intelligent dredging device of claim 1, wherein the liquid flow sensor (3) is a turbine flow sensor, the drain pipe (2) is provided with a temperature sensor (4), and the temperature sensor (4) is electrically connected with a controller (7).

3. The intelligent dredge of claim 1, characterized in that, the intelligent dredge further comprises a drain pump (8), the drain pump (8) is electrically coupled with a controller (7).

4. The intelligent dredging device of claim 1, wherein the drain pipe (2) is provided with two screwed joint welding seats (9) for installing the temperature sensor (4) and the steam pipe (5) respectively.