CN218873137U - Pipeline backwashing device of cold rolling and pickling line - Google Patents
Pipeline backwashing device of cold rolling and pickling line Download PDFInfo
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- CN218873137U CN218873137U CN202222829949.5U CN202222829949U CN218873137U CN 218873137 U CN218873137 U CN 218873137U CN 202222829949 U CN202222829949 U CN 202222829949U CN 218873137 U CN218873137 U CN 218873137U
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- pneumatic valve
- pipeline
- pickling line
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a cold rolling pickling line pipeline back flush unit is equipped with the detecting element on the pipeline of mobile acidizing fluid with the detection, the bypass has drain pipe and inlet tube on the pipeline of detecting element both sides, be equipped with third pneumatic valve on the inlet tube, be equipped with fourth pneumatic valve on the drain pipe. The utility model discloses can reduce the acidizing fluid pipeline and block up, dredge that can be quick when the pipeline takes place to block up simultaneously, create convenient condition for online concentration detection's normal operating.
Description
Technical Field
The utility model relates to a cold rolling pickling field especially relates to the back flush technical field to cold rolling pickling production line.
Background
The pickling process section is provided with 3 pickling tanks which respectively correspond to 3 pickling tanks. An online concentration detection system is arranged at the acid tank 1, so that the hydrochloric acid concentration of the acid tank 1 can be detected in real time. The concentration of the acid liquor is calculated by detecting the conductivity, temperature and density of the acid liquor and feeding the detected values back to a system for calculation.
Because the diameters of the pipe openings of the detection densimeter and the thermometer are too small, and impurities in the acid liquor are more, the acid liquor is easy to block in the running process of a pipeline, and the online concentration detection is influenced.
Disclosure of Invention
The utility model aims to solve the technical problem of realizing a device for maintaining the acid liquor pipeline in general.
In order to realize the purpose, the utility model discloses a technical scheme be: the utility model provides a cold rolling pickling line pipeline back flush unit, the acidizing fluid that flows is equipped with the detecting element with the pipeline that detects, the bypass has drain pipe and inlet tube on the pipeline of detecting element both sides, be equipped with third pneumatic valve on the inlet tube, be equipped with fourth pneumatic valve on the drain pipe.
And a first pneumatic valve and a second pneumatic valve are arranged on the pipelines at two sides of the detection unit.
A water discharging pipe is arranged on a pipeline between the first pneumatic valve and the detection unit in a bypass mode, and a water inlet pipe is arranged on a pipeline between the second pneumatic valve and the detection unit in a bypass mode.
The water inlet pipe is connected with a tap water pipe, and the drain pipe is connected to the pit.
The flow direction of the acid liquid in the pipeline flows from the first pneumatic valve direction to the second pneumatic valve direction.
The device is provided with a time relay, the time relay is connected with the first pneumatic valve, the second pneumatic valve, the third pneumatic valve and the fourth pneumatic valve, and the time relay controls the first pneumatic valve and the second pneumatic valve to be closed and simultaneously opens the third pneumatic valve and the fourth pneumatic valve or controls the first pneumatic valve and the second pneumatic valve to be opened and simultaneously closes the third pneumatic valve and the fourth pneumatic valve.
The detection unit comprises a conductivity meter, a density meter and a thermometer.
The utility model discloses can reduce the acidizing fluid pipeline and block up, dredge that can be quick when the pipeline takes place to block up simultaneously, create convenient condition for online concentration detection's normal operating.
Drawings
The following is a brief description of the contents expressed by each figure in the specification of the present invention:
FIG. 1 is a schematic structural diagram of a pipeline backwashing device of a cold-rolling and pickling line.
1. A first pneumatic valve; 2. a second pneumatic valve; 3. a third pneumatic valve; 4. a fourth pneumatic valve; 5. a conductivity meter; 6. a densitometer; 7. a thermometer.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail for the purpose of promoting a more complete, accurate and thorough understanding of the inventive concepts and technical solutions of the present invention, such as the shapes and structures of the various components, the mutual positions and connections between the various components, the functions and operating principles of the various components, the manufacturing processes, and the methods for operating and using the components.
The cold-rolling and pickling line is provided with a pipeline for detecting flowing acid liquor, and the pipeline is provided with a detection unit, wherein the detection unit generally comprises a conductivity meter 5, a densimeter 6 and a thermometer 7. The back washing device is characterized in that a pipeline is reformed, a first pneumatic valve 1 is installed at the inlet of the pipeline, a second pneumatic valve 2 is installed at the outlet of the pipeline, and the flowing direction of acid liquid in the pipeline flows from the direction of the first pneumatic valve to the direction of the second pneumatic valve 2.
The pipelines on the two sides of the detection unit are provided with a water drainage pipe and a water inlet pipe in a bypass mode, the bypass can adopt a three-way pipe, namely, the pipeline is cut off and connected by the three-way pipe, and the other end of the three-way pipe is respectively connected with the water drainage pipe and the water inlet pipe. The bypass has the drain pipe on the pipeline between first pneumatic valve 1 and the detecting element, and the bypass has the inlet tube on the pipeline between second pneumatic valve 2 and the detecting element, advances water piping connection water pipe, drain pipe connection to pit is equipped with third pneumatic valve 3 on wherein the inlet tube, is equipped with fourth pneumatic valve 4 on the drain pipe.
In normal operation, the first pneumatic valve 1 and the second pneumatic valve 2 are opened, and the third pneumatic valve 3 and the fourth pneumatic valve 4 are closed. The acid liquor flows into the No. 1 acid tank from the inlet side through the first pneumatic valve 1, the densimeter 6, the thermometer 7, the conductivity meter 5 and the second pneumatic valve 2; during back flushing, the first pneumatic valve 1 and the second pneumatic valve 2 are closed, and the acid liquid inlet and the acid liquid outlet are cut off. The third pneumatic valve 3 and the fourth pneumatic valve 4 are opened, and tap water flows into the pit from the third pneumatic valve 3 through the conductivity meter 5, the densimeter 6, the thermometer 7 and the fourth pneumatic valve 4, and simultaneously cleans the pipeline.
In order to conveniently control the pneumatic valves, the device is provided with a time relay, the time relay is connected with the first pneumatic valve 1, the second pneumatic valve 2, the third pneumatic valve 3 and the fourth pneumatic valve 4, the time relay controls the first pneumatic valve 1 and the second pneumatic valve 2 to be closed and simultaneously opens the third pneumatic valve 3 and the fourth pneumatic valve 4, or controls the first pneumatic valve 1 and the second pneumatic valve 2 to be opened and simultaneously closes the third pneumatic valve 3 and the fourth pneumatic valve 4. The time relay is provided with automatic back washing interval time and washing time. Time relays control the opening and closing of the four pneumatic valves. In addition, a manual back washing knob is arranged on the time relay, and an operator can manually wash the water on site.
The present invention has been described above with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, and that the invention is not limited to the specific embodiments described above, but rather is intended to cover various insubstantial modifications of the inventive method and solution, or its application to other applications without modification.
Claims (7)
1. The utility model provides a cold rolling pickling line pipeline back flush unit, the pipeline that flows acidizing fluid and be equipped with detecting element with detecting, its characterized in that: the pipeline of detecting element both sides goes up the bypass and has drain pipe and inlet tube, be equipped with the third pneumatic valve on the inlet tube, be equipped with the fourth pneumatic valve on the drain pipe.
2. The cold rolling and pickling line pipeline backwashing device according to claim 1, wherein: and a first pneumatic valve and a second pneumatic valve are arranged on the pipelines at two sides of the detection unit.
3. The cold pickling line pipeline backwashing device of claim 2, wherein: a water discharging pipe is arranged on a pipeline between the first pneumatic valve and the detection unit in a bypass mode, and a water inlet pipe is arranged on a pipeline between the second pneumatic valve and the detection unit in a bypass mode.
4. The backwashing device for the pipelines of the cold-rolling pickling line according to claim 3, wherein: the water inlet pipe is connected with a tap water pipe, and the drain pipe is connected to the pit.
5. The backwashing device for the pipelines of the cold-rolling pickling line according to claim 4, wherein: the flowing direction of the acid liquid in the pipeline is from the direction of the first pneumatic valve to the direction of the second pneumatic valve.
6. The cold rolling pickling line pipe backwashing apparatus according to any one of claims 2 to 5, wherein: the device is provided with a time relay, the time relay is connected with the first pneumatic valve, the second pneumatic valve, the third pneumatic valve and the fourth pneumatic valve, and the time relay controls the first pneumatic valve and the second pneumatic valve to be closed and simultaneously opens the third pneumatic valve and the fourth pneumatic valve or controls the first pneumatic valve and the second pneumatic valve to be opened and simultaneously closes the third pneumatic valve and the fourth pneumatic valve.
7. The cold pickling line pipeline backwashing device of claim 6, wherein: the detection unit comprises a conductivity meter, a density meter and a thermometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222829949.5U CN218873137U (en) | 2022-10-26 | 2022-10-26 | Pipeline backwashing device of cold rolling and pickling line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222829949.5U CN218873137U (en) | 2022-10-26 | 2022-10-26 | Pipeline backwashing device of cold rolling and pickling line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218873137U true CN218873137U (en) | 2023-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222829949.5U Active CN218873137U (en) | 2022-10-26 | 2022-10-26 | Pipeline backwashing device of cold rolling and pickling line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218873137U (en) |
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2022
- 2022-10-26 CN CN202222829949.5U patent/CN218873137U/en active Active
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