CN211799172U - Galvanized wire finishing liquid circulation system - Google Patents
Galvanized wire finishing liquid circulation system Download PDFInfo
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- CN211799172U CN211799172U CN202020224185.5U CN202020224185U CN211799172U CN 211799172 U CN211799172 U CN 211799172U CN 202020224185 U CN202020224185 U CN 202020224185U CN 211799172 U CN211799172 U CN 211799172U
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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
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- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to a galvanized wire finishing liquid circulation system, its characterized in that: the box is connected to the centrifugal pump through the box drain pipe, the centrifugal pump is connected to bag filter's inlet through bag filter feed liquor pipe, bag filter's bottom is provided with first liquid outlet and second liquid outlet, first liquid outlet is connected to the import of finishing machine through finishing machine feed liquor pipe, the second liquid outlet is connected to horizontal high-pressure plunger pump's inlet through horizontal high-pressure plunger pump feed liquor pipe, horizontal high-pressure plunger pump's liquid outlet is connected to the export of finishing machine through the high pressure shower, finishing machine's exit end sets up finishing liquid collecting vat, finishing liquid collecting vat is connected to the box through returning the liquid pipe.
Description
Technical Field
The utility model belongs to the technical field of steel rolling processing, a galvanized wire finishing liquid circulation system is related to.
Background
The galvanized wire is generally provided with a finishing machine which plays a role in improving the quality of the surface of the galvanized sheet, in the operation process of the finishing machine, a liquid supply pump pumps finishing liquid to an inlet of the finishing machine through a bag filter to play a role in cooling a roller, cleaning the surface of the sheet and lubricating a roller gap, a high-pressure pump pumps desalted water to an outlet to remove zinc ash remained on the surface of the roller of a working roller and a supporting roller, and the cleaning function is played to ensure the quality of the sheet; then desalted water and finishing liquid flow back to the liquid return tank for recycling, and the following two problems are mainly caused in the using process:
1. because the inlet and the outlet spray different media, the concentration of finishing liquid in the liquid return tank and the liquid level of the tank body are unstable and need to be discharged periodically, the waste of the finishing liquid and desalted water is caused, and the sewage treatment cost is increased;
2. the used finishing liquid and desalted water directly enter the box body without being filtered, are precipitated at the bottom of the box body by impurities, and then are cleaned during shutdown, and the impurities in the box body can cause nozzle blockage.
Regarding the first problem, no relevant data for solving the problem is found at present, and the main reason is that the liquid supply pressure at the inlet of the high-pressure pump at least reaches 0.1Mpa to be normally used, and the pressure provided by the finishing liquid tank is far lower than the requirement, so the high-pressure pump cannot be directly connected with the finishing liquid tank, and the pressure of a desalted water pipeline is generally about 0.15-0.4 Mpa, so that the strip steel and the roller system are cleaned in a desalted water mode adopted by the high-pressure pump shower at the outlet of the galvanized wire finishing machine at present.
In order to solve the second problem, manufacturers select a direct discharge mode, and the finishing liquid is not recycled, so that the consumption of the finishing liquid and the discharge capacity are increased, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a galvanizing line finishing liquid circulating system, wherein the same medium finishing liquid is simultaneously sprayed at the inlet and the outlet of a finishing machine, and the used finishing liquid is returned to the box body for cyclic utilization after passing through a flat bed filter, so that the use amount of the finishing liquid is saved; meanwhile, the abrasion of the plunger can be reduced, and the service life of the horizontal high-pressure plunger pump can be obviously prolonged.
The utility model provides a its technical problem realize through following technical scheme:
a galvanizing line finishing liquid circulating system is characterized in that: the polishing machine comprises a box body, a centrifugal pump, a bag filter, a polishing machine, a horizontal high-pressure plunger pump and a polishing liquid collecting tank, wherein the box body is connected to the centrifugal pump through a box body liquid outlet pipe, the centrifugal pump is connected to a liquid inlet of the bag filter through a bag filter liquid inlet pipe, a first liquid outlet and a second liquid outlet are formed in the bottom end of the bag filter, the first liquid outlet is connected to an inlet of the polishing machine through a polishing machine liquid inlet pipe, the second liquid outlet is connected to a liquid inlet of the horizontal high-pressure plunger pump through a horizontal high-pressure plunger pump liquid inlet pipe, a liquid outlet of the horizontal high-pressure plunger pump is connected to an outlet of the polishing machine through a high-pressure spray pipe, the polishing liquid collecting tank is arranged at an outlet end of the polishing machine, and.
And a flat bed filter is arranged between the liquid return pipe and the box body.
And, ball valves are arranged on the box body liquid outlet pipe and the bag type filter liquid inlet pipe.
And a check valve is arranged on the liquid inlet pipe of the bag filter.
And, the box drain pipe sets up in the box side, and the height of box drain pipe is a little more than the box bottom.
The utility model discloses an advantage and beneficial effect do:
1. the utility model discloses a galvanized wire finishing liquid circulation system, the box is connected to the centrifugal pump through the box drain pipe, the centrifugal pump is connected to bag filter's inlet through bag filter feed liquor pipe, bag filter's bottom is provided with first liquid outlet and second liquid outlet, first liquid outlet is connected to finishing machine's import through finishing machine feed liquor pipe, second liquid outlet is connected to horizontal high-pressure plunger pump's inlet through horizontal high-pressure plunger pump feed liquor pipe, horizontal high-pressure plunger pump's liquid outlet is connected to finishing machine's export through the high-pressure shower, finishing machine's exit end sets up finishing liquid collecting vat, finishing liquid collecting vat is connected to the box through liquid return pipe, make finishing machine access & exit spout same liquid finishing liquid simultaneously, save finishing liquid's use amount, simultaneously through horizontal bag filter's filtration, provide finishing liquid with higher purity for plunger high-pressure pump, the abrasion of the plunger can be reduced, the service life of the horizontal high-pressure plunger pump can be obviously prolonged, and the recycling rate of the finishing liquid is improved.
2. The utility model discloses a galvanized wire finishing liquid circulation system is provided with flat bed filter between liquid return pipe and the box, can in time discharge after filtering the impurity foreign matter that finishing liquid washed to prevent that pipeline from blockking up, centrifugal pump jump stop etc. still can further reduce finishing machine entry nozzle simultaneously and block up.
3. The galvanized wire finishing liquid circulating system of the utility model is provided with ball valves on the box body liquid outlet pipe and the bag type filter liquid inlet pipe, which can control the flow of finishing liquid in the pipeline in time and ensure the cleaning effect; and is convenient for maintenance.
4. The utility model discloses a galvanized wire finishing liquid circulation system is provided with the check valve on the bag filter feed liquor pipe, prevents that finishing liquid from flowing back to the centrifugal pump, guarantees the result of use of centrifugal pump.
5. The utility model discloses a galvanized wire finishing liquid circulation system, the box drain pipe sets up in the box side, and the box drain pipe highly be a little higher than the box bottom, can avoid carrying the sedimentary a small amount of impurity in box bottom to circulation system, prevents the jam of pipeline and finishing machine, guarantees the safe in utilization and the life of each part in the circulation system.
6. The utility model has the advantages of being scientific and reasonable in design, spray same kind of liquid finishing liquid simultaneously through finishing machine access & exit to save the use amount of finishing liquid, simultaneously through bag filter's filtration, for horizontal plunger high-pressure pump provides the higher finishing liquid of purity, can reduce the wearing and tearing of plunger, can show the life who improves horizontal high-pressure plunger pump, improve the cyclic utilization rate of finishing liquid.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of the reference numerals
1-box body, 2-box body liquid outlet pipe, 3-first ball valve, 4-centrifugal pump, 5-second liquid outlet, 6-bag type filter, 7-first liquid outlet, 8-second ball valve, 9-check valve, 10-bag type filter liquid inlet pipe, 11-horizontal high pressure plunger pump liquid inlet pipe, 12-finishing machine liquid inlet pipe, 13-horizontal high pressure plunger pump, 14-high pressure spray pipe, 15-finishing machine, 16-finishing liquid collecting tank, 17-liquid return pipe and 18-flat bed filter.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
A galvanizing line finishing liquid circulating system is innovative in that: the device comprises a box body 1, a centrifugal pump 4, a bag filter 6, a finishing machine 15, a horizontal high-pressure plunger pump 13 and a finishing liquid collecting tank 16, wherein the box body is connected to the centrifugal pump through a box body liquid outlet pipe 2, the centrifugal pump is connected to a liquid inlet of the bag filter through a bag filter liquid inlet pipe 10, a first liquid outlet 7 and a second liquid outlet 5 are arranged at the bottom end of the bag filter, the first liquid outlet is connected to an inlet of the finishing machine through a finishing machine liquid inlet 12 pipe, the second liquid outlet is connected to a liquid inlet of the horizontal high-pressure plunger pump through a horizontal high-pressure plunger pump liquid inlet pipe 11, the liquid outlet of the horizontal high-pressure plunger pump is connected to an outlet of the finishing machine through a high-pressure spray pipe 14, the outlet end of the finishing machine is provided with the finishing liquid collecting tank, the finishing liquid is connected to the box body through a liquid return pipe, meanwhile, the polishing liquid with higher purity is provided for the horizontal plunger high-pressure pump through the filtration of the bag filter, the abrasion of the plunger can be reduced, the service life of the horizontal high-pressure plunger pump can be obviously prolonged, and the recycling rate of the polishing liquid is improved.
A flat bed filter 18 is arranged between the liquid return pipe and the box body, and can filter and discharge impurities and foreign matters washed by the finishing liquid in time, so that pipeline blockage, centrifugal pump tripping and the like are prevented, and blockage of an inlet nozzle of the finishing machine can be further reduced.
The box body liquid outlet pipe and the bag type filter liquid inlet pipe are respectively provided with a first ball valve 3 and a second ball valve 8, so that the flow of the polishing liquid in the pipeline can be controlled in time, and the cleaning effect is ensured; and is convenient for maintenance.
The bag filter is provided with the check valve 9 on the feed liquor pipe, prevents that the finishing liquid from flowing back to the centrifugal pump, guarantees the result of use of centrifugal pump.
The box drain pipe sets up in the box side, and the height of box drain pipe is a little higher than the box bottom, can avoid carrying the sedimentary a small amount of impurity in box bottom to circulation system, prevents the jam of pipeline and burnishing machine, guarantees the safe in utilization and the life of each part in the circulation system.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (5)
1. A galvanizing line finishing liquid circulating system is characterized in that: the polishing machine comprises a box body, a centrifugal pump, a bag filter, a polishing machine, a horizontal high-pressure plunger pump and a polishing liquid collecting tank, wherein the box body is connected to the centrifugal pump through a box body liquid outlet pipe, the centrifugal pump is connected to a liquid inlet of the bag filter through a bag filter liquid inlet pipe, a first liquid outlet and a second liquid outlet are formed in the bottom end of the bag filter, the first liquid outlet is connected to an inlet of the polishing machine through a polishing machine liquid inlet pipe, the second liquid outlet is connected to a liquid inlet of the horizontal high-pressure plunger pump through a horizontal high-pressure plunger pump liquid inlet pipe, a liquid outlet of the horizontal high-pressure plunger pump is connected to an outlet of the polishing machine through a high-pressure spray pipe, the polishing liquid collecting tank is arranged at an outlet end of the polishing machine, and.
2. The galvanizing line finishing liquid circulating system according to claim 1, characterized in that: and a flat bed filter is arranged between the liquid return pipe and the box body.
3. The galvanizing line finishing liquid circulating system according to claim 1, characterized in that: ball valves are arranged on the box body liquid outlet pipe and the bag type filter liquid inlet pipe.
4. The galvanizing line finishing liquid circulating system according to claim 1, characterized in that: and a check valve is arranged on the liquid inlet pipe of the bag filter.
5. The galvanizing line finishing liquid circulating system according to claim 1, characterized in that: the box drain pipe sets up in the box side, and the height of box drain pipe is a little more than the box bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020224185.5U CN211799172U (en) | 2020-02-28 | 2020-02-28 | Galvanized wire finishing liquid circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020224185.5U CN211799172U (en) | 2020-02-28 | 2020-02-28 | Galvanized wire finishing liquid circulation system |
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| Publication Number | Publication Date |
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| CN211799172U true CN211799172U (en) | 2020-10-30 |
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| CN202020224185.5U Active CN211799172U (en) | 2020-02-28 | 2020-02-28 | Galvanized wire finishing liquid circulation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112843860A (en) * | 2020-12-23 | 2021-05-28 | 沧州华润化工有限公司 | Environment-friendly and energy-saving galvanized plate finishing liquid mixing and spraying system |
| CN114949998A (en) * | 2022-06-14 | 2022-08-30 | 江苏大学镇江流体工程装备技术研究院 | Emulsion online preparation and cyclic regeneration complete equipment in steel rolling production process |
-
2020
- 2020-02-28 CN CN202020224185.5U patent/CN211799172U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112843860A (en) * | 2020-12-23 | 2021-05-28 | 沧州华润化工有限公司 | Environment-friendly and energy-saving galvanized plate finishing liquid mixing and spraying system |
| CN114949998A (en) * | 2022-06-14 | 2022-08-30 | 江苏大学镇江流体工程装备技术研究院 | Emulsion online preparation and cyclic regeneration complete equipment in steel rolling production process |
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Address after: No. 396, Chaoxia Road, Dagang Economic and Technological Development Zone, Binhai New Area, Tianjin 300270 Patentee after: Tianjin Xintian steel cold rolled plate Co.,Ltd. Address before: No. 396, Chaoxia Road, Dagang Economic and Technological Development Zone, Binhai New Area, Tianjin 300270 Patentee before: TIANJIN ROLLING-ONE STEEL Co.,Ltd. |