CN212706227U - Automatic sand cleaning device for sand blasting pipeline of ship front mixing type deruster - Google Patents
Automatic sand cleaning device for sand blasting pipeline of ship front mixing type deruster Download PDFInfo
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- CN212706227U CN212706227U CN202021612791.0U CN202021612791U CN212706227U CN 212706227 U CN212706227 U CN 212706227U CN 202021612791 U CN202021612791 U CN 202021612791U CN 212706227 U CN212706227 U CN 212706227U
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Abstract
The automatic sand cleaning device for sand blasting pipeline of ship front mixing type deruster comprises a liquid inlet joint, a one-way pressure reducing stop valve, a connecting valve body, a liquid outlet one-way valve, a flange plate, an energy accumulator, a safety valve and a liquid inlet pressure regulating valve.
Description
Technical Field
The utility model discloses automatic sand removal device of mixed formula deruster sandblast pipeline before boats and ships, specific saying so is a device of automatic cleaning deruster sandblast pipeline in sand.
Background
At present, in the process of derusting a ship, a derusting pipeline of a front mixing type deruster is a sand-water mixed solution, and high-speed water accelerates pomegranate sand in the mixed solution to be sprayed onto a ship body to derust the ship, so that the working efficiency is improved; when the operation is stopped, the high pressure pump stops supplying water, and the pomegranate sand in the rust removing pipeline begins to slowly precipitate to form in the sand blocking pipeline; when the machine is started for the second time, the high-pressure pump starts to supply liquid to the derusting pipeline, at this time, the sand in the derusting pipeline is in a state of blocking the pipeline, so that the high-pressure water is blocked in the pipeline, the liquid can not be supplied to the high-pressure nozzle through the pipeline, and the hydraulic system instantly generates high pressure to burst the pipeline, so that the deruster can not work normally; there is a need for a device to be installed in the system that can automatically clean the blasting line when the high pressure pump is deactivated. However, there is no "a device capable of automatically cleaning the blasting line when the high-pressure pump stops operating" to solve this problem.
Disclosure of Invention
The utility model aims to solve the problems that the front mixing type deruster is sand-water mixed liquid in a derusting pipeline in the derusting process of ships, and the pomegranate sand in the mixed liquid is sprayed to a ship body to derust the ships by high-speed water in an accelerating way, so that the working efficiency is improved; when the operation is stopped, the high pressure pump stops supplying water, and the pomegranate sand in the rust removing pipeline begins to slowly precipitate to form in the sand blocking pipeline; when the ship front mixing type rust remover stops working, the accumulator liquid in the high pressure state starts to flow into the sand blasting pipeline to supply liquid, about 20L of clear water is ejected through the sand blasting pipeline, the pomegranate sand of the pipeline is cleaned, and the aim of automatically cleaning the sand blasting pipeline of the ship front mixing type rust remover is fulfilled.
The utility model discloses a realize through following technical scheme:
the automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster comprises a liquid inlet joint 1, a one-way pressure reducing stop valve 2, a connecting valve body 3, a liquid outlet one-way valve 4, a flange plate 5, an energy accumulator 6, a safety valve 7 and a liquid inlet pressure regulating valve 8; the device is characterized in that the liquid inlet joint 1 is arranged at the lower end of the one-way pressure-reducing stop valve 2, the liquid inlet pressure regulating valve 8 is arranged on the side surface of the one-way pressure-reducing stop valve 2, and the one-way pressure-reducing stop valve 2 is connected with the connecting valve body 3 in a threaded manner; the liquid inlet end of the liquid outlet one-way valve 4 is connected to the left side of the connecting valve body 3, the liquid outlet end of the liquid outlet one-way valve 4 is connected to a sand blasting pipeline of the rust removing machine, the safety valve 7 is installed on the right side of the connecting valve body 3, and then the safety valve 7 is installed in the flange plate 5 in a threaded mode; the energy accumulator 6 is arranged on the flange plate 5 to form a group of automatic sand cleaning devices of sand blasting pipelines of the ship front mixing type deruster.
In order to further achieve the purpose of convenient control and operation, the one-way pressure reducing stop valve 2 is provided with a liquid inlet pressure regulating valve 8 for regulating the liquid inlet pressure.
The utility model discloses with current washing pipeline device have following advantage:
1. has high-pressure bearing performance: the pressure is 50MPa, 31.5MPa, can work normally.
2. Has the automatic cleaning function: when the high-pressure pump stops working, water in the energy accumulator 6 automatically flows back to the rust removal pipeline to clean the rust removal pipeline.
3. The device has the functions of pressure reduction and cut-off: when the pressure of the liquid inlet joint 1 is 50MPa and is higher than 31.5MPa, the liquid inlet pressure regulating valve 8 reduces the pressure of the liquid inlet joint and regulates the pressure to a rated pressure, then the liquid is supplied to the one-way pressure reducing stop valve 2 for liquid supply, and when the pressure in the energy accumulator 6 reaches the rated pressure of 31.5MPa, the one-way pressure reducing stop valve 2 is closed to stop the liquid supply.
4. Simple structure, the automatic sand removal device of mixed formula deruster sandblast pipeline before whole boats and ships is small, light in weight, and specification model is complete, simple to operate easily popularizes and applies.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
FIG. 1 is a composition structure diagram of an automatic sand cleaning device of a sand blasting pipeline of a mixing type rust remover in front of a ship;
in the figure:
the liquid inlet joint 1, the one-way pressure reducing stop valve 2, the connecting valve body 3, the liquid outlet one-way valve 4, the flange 5, the energy accumulator 6, the safety valve 7 and the liquid inlet pressure regulating valve 8.
Detailed Description
The automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster comprises a liquid inlet joint 1, a one-way pressure reducing stop valve 2, a connecting valve body 3, a liquid outlet one-way valve 4, a flange plate 5, an energy accumulator 6, a safety valve 7 and a liquid inlet pressure regulating valve 8; the device is characterized in that the liquid inlet joint 1 is arranged at the lower end of the one-way pressure-reducing stop valve 2, the liquid inlet pressure regulating valve 8 is arranged on the side surface of the one-way pressure-reducing stop valve 2, and the one-way pressure-reducing stop valve 2 is connected with the connecting valve body 3 in a threaded manner; the liquid inlet end of the liquid outlet one-way valve 4 is connected to the left side of the connecting valve body 3, the liquid outlet end of the liquid outlet one-way valve 4 is connected to a sand blasting pipeline of the rust removing machine, the safety valve 7 is installed on the right side of the connecting valve body 3, and then the safety valve 7 is installed in the flange plate 5 in a threaded mode; the energy accumulator 6 is arranged on the flange plate 5 to form a group of automatic sand cleaning devices of sand blasting pipelines of the ship front mixing type deruster.
When the pressure-regulating valve works, high-pressure water enters the one-way pressure-reducing stop valve 2 through the liquid inlet connector 1, enters the energy accumulator 6 through the connecting valve body 3 after the pressure is regulated by the liquid inlet pressure regulating valve 8, the energy accumulator 6 stores the high-pressure water for about 20L, the internal pressure and the liquid supply pressure reach balance, and the one-way pressure-reducing stop valve 2 and the energy accumulator 6 stop liquid inlet; when the deruster stops working, the high-pressure pump stops supplying liquid, the pressure of the sand blasting pipeline is reduced, and the pomegranate sand in the pipeline begins to slowly precipitate to easily block the pipeline; the accumulator liquid under high pressure starts to flow into the sand blasting pipeline to supply liquid, about 20L of clear water is ejected through the sand blasting pipeline, the pomegranate sand in the pipeline is cleaned, and the purpose of the automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster is achieved.
When the ship cleaning device stops working, the power supply is turned off, the high-pressure pump stops supplying liquid, the automatic sand cleaning device for the sand blasting pipeline of the mixing type deruster is cleaned completely and is arranged in a dry place to be air-dried so as to prevent corrosion, and the ship cleaning device has the function of being capable of being normally used for a long time.
Practice proves that the maximum bearing pressure section of the automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster manufactured according to the scheme is 31.5MPa, 20MPa, 10MPa and 6MPa, and the flow range of the automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster is 100L/min, 80L/min, 50L/min and 20L/min.
Claims (2)
1. The automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster comprises a liquid inlet connector (1), a one-way pressure reducing stop valve (2), a connecting valve body (3), a liquid outlet one-way valve (4), a flange plate (5), an energy accumulator (6), a safety valve (7) and a liquid inlet pressure regulating valve (8); the liquid inlet joint (1) is arranged at the lower end of the one-way pressure reducing stop valve (2), the liquid inlet pressure regulating valve (8) is arranged on the side surface of the one-way pressure reducing stop valve (2), and the one-way pressure reducing stop valve (2) is connected with the connecting valve body (3) in a threaded manner; the liquid inlet end of the liquid outlet one-way valve (4) is connected to the left side of the connecting valve body (3), the liquid outlet end of the liquid outlet one-way valve (4) is connected to a sand blasting pipeline of the deruster, the safety valve (7) is installed on the right side of the connecting valve body (3), and then the safety valve (7) is installed in the flange plate (5) in a threaded mode; the energy accumulator (6) is arranged on the flange plate (5) to form a group of automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type rust remover.
2. The automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster as claimed in claim 1, which is characterized in that: when the deruster works, high-pressure water enters the one-way pressure reduction stop valve (2) through the liquid inlet connector (1), enters the energy accumulator (6) through the connecting valve body (3) after the pressure is adjusted through the liquid inlet pressure adjusting valve (8), the energy accumulator (6) stores the high-pressure water for about 20L, the internal pressure and the liquid supply pressure reach balance, and the one-way pressure reduction stop valve (2) and the energy accumulator (6) stop liquid inlet; when the deruster stops working, the high-pressure pump stops supplying liquid, the pressure of the sand blasting pipeline is reduced, and the pomegranate sand in the pipeline begins to slowly precipitate to easily block the pipeline; the accumulator liquid under high pressure starts to flow into the sand blasting pipeline to supply liquid, about 20L of clear water is ejected through the sand blasting pipeline, the pomegranate sand in the pipeline is cleaned, and the purpose of the automatic sand cleaning device for the sand blasting pipeline of the ship front mixing type deruster is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612791.0U CN212706227U (en) | 2020-08-06 | 2020-08-06 | Automatic sand cleaning device for sand blasting pipeline of ship front mixing type deruster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021612791.0U CN212706227U (en) | 2020-08-06 | 2020-08-06 | Automatic sand cleaning device for sand blasting pipeline of ship front mixing type deruster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212706227U true CN212706227U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021612791.0U Active CN212706227U (en) | 2020-08-06 | 2020-08-06 | Automatic sand cleaning device for sand blasting pipeline of ship front mixing type deruster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212706227U (en) |
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2020
- 2020-08-06 CN CN202021612791.0U patent/CN212706227U/en active Active
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