CN103480660A - Independent water supply method and device for pre-through-water cooling device before bar material finish rolling - Google Patents
Independent water supply method and device for pre-through-water cooling device before bar material finish rolling Download PDFInfo
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- CN103480660A CN103480660A CN201310396075.1A CN201310396075A CN103480660A CN 103480660 A CN103480660 A CN 103480660A CN 201310396075 A CN201310396075 A CN 201310396075A CN 103480660 A CN103480660 A CN 103480660A
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Abstract
The invention relates to an independent water supply method and an independent water supply device for a pre-through-water cooling device before bar material finish rolling. The method comprises the steps of separating water supply of the pre-through-water cooling device before bar material finish rolling by a water treatment pump station from a common water supply device with a through-water cooling device after rolling line finish rolling; adding a section of communicating branch pipe between a pre-through-water cooling water supply header pipe and a through-water cooling water supply header pipe at the water treatment pump station, and arranging a communicating valve on the communicating branch pipe, wherein the water treatment pump station adopts an independent pre-through-water cooling water supply pump, water used for the pre-through-water cooling device is supplied to a pre-through-water cooling device of rolling lines by the independent pre-through-water cooling water supply header pipe, and when the pre-through-water cooling water supply pump used for water supply of the pre-through-water cooling device breaks down, the communicating valve is opened so as to ensure the normal work of the pre-through-water cooling device. The independent water supply method and the independent water supply device for the pre-through-water cooling device before bar material finish rolling have the advantages that the structure is simple, the operation is smooth, and mounting and maintenance are very convenient.
Description
Technical field
The present invention relates to the metallurgy rolling technical field, relate in particular to a kind of to wearing in advance independent method of supplying water and the device of water-cooling apparatus before bar finish rolling.
Background technology
DEVICE FOR BAR AND WIRE HOT ROLLING is worn the effective means that water cooling is control and adjusting rod wire rod performance online, its basic demand is to make rolled piece be cooled to rapidly within a certain period of time predetermined temperature, require water cooling plant to there is powerful cooling capacity, for the control water-cooled of existing bar production, online wear in advance water cooling and roll after the water cooling of wearing normally share same feed pipe, when both while waters, can influence each other, cause flow, pressure unstable, cause controlling the purpose that cooling effect does not reach expection, and its cooling medium commonly used is clean recirculated water, the waste resource, effect is bad, through research, show, the turbid circulating water that contains floating heavy particle, the more significantly also more environmental protection of its cooling effect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of to wearing in advance independent method of supplying water and the device of water-cooling apparatus before bar finish rolling.
For solving the problems of the technologies described above, the invention provides a kind ofly to wearing in advance the independent method of supplying water of water-cooling apparatus before bar finish rolling, comprising:
The water supply that the water treatment pumping plant is worn to water-cooling apparatus before to bar finish rolling is in advance separated from the common water supply installation with to wearing water-cooling apparatus rolling line finish rolling;
Increase by one section connection arm at the water treatment pumping plant to wearing in advance the water cooling water main and wearing between the water cooling water main, and on the connection arm, a communicating valve is set;
Wherein, the water treatment pumping plant adopts independent one to wear in advance the water cooling supply-water pump, wear in advance the water cooling water main by independent one and will wear in advance the water-cooling apparatus water for to rolling line, wearing in advance water-cooling apparatus, when wear in advance that water-cooling apparatus supplies water wear in advance the water cooling supply-water pump and break down the time, guarantee to wear in advance the water-cooling apparatus normal operation thereby can open communicating valve.
As preferably, described to wear in advance the water cooling water main be 1.8 ~ 2.0MPa for the pressure of wearing in advance the water of water-cooling apparatus to rolling line, and temperature is below 35 degree.Current under this pressure and temperature are relatively good to the cooling effect of cooling device.
As preferably, described to wear in advance the water cooling water main be turbid ring water for the water quality of wearing in advance the water of water-cooling apparatus to rolling line.Show the turbid circulating water that contains floating heavy particle, the more significantly also more environmental protection of its cooling effect through research.
As preferably, described communicating valve is Hand-operated butterfly valve, and its latus rectum is DN200.Easy to use, miscellaneous function is good.
It is a kind of to wearing in advance the independent water supply installation of water-cooling apparatus before bar finish rolling that the present invention also provides, comprise: the water treatment pumping plant, wear the water cooling supply-water pump be connected wear the water cooling supply-water pump with wear water-cooling apparatus wear the water cooling water main, also be provided with in the water treatment pumping plant and wear in advance the water cooling supply-water pump, the described water cooling supply-water pump of wearing is in advance worn in advance the water cooling water main by one and is connected and wear in advance water-cooling apparatus, described wear in advance the water cooling water main and wear between the water cooling water main near exit be provided with the emergent arm that is communicated with, wherein, wear the water cooling water main and wear in advance the water cooling water main and be respectively equipped with each of motor-driven valve and hand-operated valve, described emergent connection arm is provided with communicating valve.
As preferably, described communicating valve is Hand-operated butterfly valve, and its latus rectum is DN200.Easy to use, miscellaneous function is good.
As preferably, described motor-driven valve is conventional electric butterfly valve.Wherein selecting of electric butterfly valve met switch and regulates and to act frequently, to respond fast, antifatigue, corrosion-resistant and anti abrasive requirement, the requirement of manually having controlled when hand-operated valve has met this pipeline repair and maintenance.
As preferably, described wear in advance the water cooling water main and wear the water cooling water main be respectively equipped with check-valves.This structure makes water supply with the process stabilization smoothness.
The present invention compared with prior art, has following major advantage:
The independent interference-free stable piped water supply of extraneous water treatment system, can effectively realize steady pressure and flow supply to wearing in advance water-cooling apparatus, and no longer be subject to the variable effect of water cooling plant water use amount after finish rolling.
Native system can make before finish rolling pre-water cooling effect better, thereby further improves the intensity of screw-thread steel, improves lumber recovery, can produce good economic benefit, few owing to dropping in bar from now on and the design of high lineman's journey, easily is used.
The accompanying drawing explanation
Accompanying drawing 1 is a kind of to wearing in advance the structural representation of the independent water supply installation of water-cooling apparatus before bar finish rolling for the present invention.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail, obviously, described embodiment is only part embodiment of the present invention.
Embodiment 1:
Referring to accompanying drawing 1, the present invention is a kind of to wearing in advance the independent water supply installation of water-cooling apparatus before bar finish rolling, comprise water treatment pumping plant 1, wear water cooling supply-water pump 2 be connected wear water cooling supply-water pump 2 with wear water-cooling apparatus 4 wear water cooling water main 3, also be provided with in the water treatment pumping plant and wear in advance water cooling supply-water pump 5, the described water cooling supply-water pump 5 of wearing is in advance worn in advance water cooling water main 6 by one and is connected and wear in advance water-cooling apparatus 7, described wear in advance water cooling water main 6 and wear between water cooling water main 3 near exit be provided with the emergent arm 9 that is communicated with, wherein, wear water cooling water main 3 and wear in advance water cooling water main 6 and be respectively equipped with motor-driven valve 10 and hand-operated valve 11 each, described emergent connection arm 9 is provided with communicating valve 8.
Described communicating valve 8 is Hand-operated butterfly valve, and its latus rectum is DN200, and motor-driven valve 10 is conventional electric butterfly valve, and wherein selecting of electric butterfly valve need meet switch and regulate and to act frequently, to respond fast, antifatigue, corrosion-resistant and wear-resistant requirement; Use when hand-operated valve should meet this pipeline repair and maintenance, described wear in advance water cooling water main 6 and wear water cooling water main 3 be respectively equipped with check-valves 12.The independent interference-free stable piped water supply of extraneous water treatment system, can effectively realize steady pressure and flow supply to wearing in advance water-cooling apparatus, and no longer be subject to the variable effect of water cooling plant water use amount after finish rolling.Native system can make before finish rolling pre-water cooling effect better, thereby further improves the intensity of screw-thread steel, improves lumber recovery, can produce good economic benefit, few owing to dropping in bar from now on and the design of high lineman's journey, easily is used.
During use, the water supply that the water treatment pumping plant is worn to water-cooling apparatus before to bar finish rolling is in advance separated from the common water supply installation with to wearing water-cooling apparatus rolling line finish rolling; Increase by one section connection arm at the water treatment pumping plant to wearing in advance the water cooling water main and wearing between the water cooling water main, and on the connection arm, a communicating valve is set, wherein, the water treatment pumping plant adopts independent one to wear in advance the water cooling supply-water pump, wear in advance the water cooling water main by independent one and will wear in advance the water-cooling apparatus water for to rolling line, wearing in advance water-cooling apparatus, when wear in advance that water-cooling apparatus supplies water wear in advance the water cooling supply-water pump and break down the time, guarantee to wear in advance the water-cooling apparatus normal operation thereby can open communicating valve.Wearing in advance the water cooling water main is 1.9MPa for the pressure of wearing in advance the water of water-cooling apparatus to rolling line, and temperature is below 35 degree.Current under this pressure and temperature are relatively good to the cooling effect of cooling device.Wearing in advance the water cooling water main is turbid ring water for the water quality of wearing in advance the water of water-cooling apparatus to rolling line.Show the turbid circulating water that contains floating heavy particle, the more significantly also more environmental protection of its cooling effect through research.
Should be understood that above-described embodiment only is not used in and limits the scope of the invention for the present invention is described.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (8)
1. one kind to wearing in advance the independent method of supplying water of water-cooling apparatus before bar finish rolling, it is characterized in that, comprising:
Water treatment pumping plant (1) is worn in advance to the water supply of water-cooling apparatus (7) before to bar finish rolling, separated from the common water supply installation with to wearing water-cooling apparatus (4) rolling line finish rolling;
Increase by one section connection arm (9) at water treatment pumping plant (1) to wearing in advance water cooling water main (6) and wearing between water cooling water main (3), and on connection arm (9), a communicating valve (8) is set;
Wherein, water treatment pumping plant (1) adopts independent one to wear in advance water cooling supply-water pump (5), wear in advance water cooling water main (6) by independent one and will wear in advance the water-cooling apparatus water for to rolling line, wearing in advance water-cooling apparatus (7), wear in advance water cooling supply-water pump (5) while breaking down when what wear in advance that water-cooling apparatus (7) supplies water, can open communicating valve (8) thus guarantee to wear in advance water-cooling apparatus (7) normal operation.
2. according to claim 1 to wearing in advance the independent method of supplying water of water-cooling apparatus before bar finish rolling, it is characterized in that: described to wear in advance water cooling water main (6) be 1.8 ~ 2.0MPa for the pressure of wearing in advance the water of water-cooling apparatus (7) to rolling line, and temperature is below 35 degree.
3. according to claim 1 to wearing in advance the independent method of supplying water of water-cooling apparatus before bar finish rolling, it is characterized in that: described to wear in advance water cooling water main (6) be turbid ring water for the water quality of to rolling line, wearing in advance the water of water-cooling apparatus (7).
4. according to claim 1 or 2 or 3 described to wearing in advance the independent method of supplying water of water-cooling apparatus before bar finish rolling, it is characterized in that: described communicating valve (8) is Hand-operated butterfly valve, and its latus rectum is DN200.
5. one kind to wearing in advance the independent water supply installation of water-cooling apparatus before bar finish rolling, comprise water treatment pumping plant (1), wear water cooling supply-water pump (2) and connection wear water cooling supply-water pump (2) with wear water-cooling apparatus (4) wear water cooling water main (3), it is characterized in that: also be provided with in the water treatment pumping plant and wear in advance water cooling supply-water pump (5), the described water cooling supply-water pump (5) of wearing is in advance worn in advance water cooling water main (6) by one and is connected and to wear in advance water-cooling apparatus (7), described wear in advance water cooling water main (6) and wear between water cooling water main (3) near exit be provided with the emergent arm (9) that is communicated with, wherein, wear water cooling water main (3) and wear in advance water cooling water main (6) and be respectively equipped with each of motor-driven valve (10) and hand-operated valve (11), described emergent connection arm (9) is provided with communicating valve (8).
6. according to claim 5 to wearing in advance the independent water supply installation of water-cooling apparatus before bar finish rolling, it is characterized in that: described communicating valve (8) is Hand-operated butterfly valve, and its latus rectum is DN200.
7. according to claim 5 to wearing in advance the independent water supply installation of water-cooling apparatus before bar finish rolling, it is characterized in that: described motor-driven valve (10) is conventional electric butterfly valve.
8. according to claim 5 to wearing in advance the independent water supply installation of water-cooling apparatus before bar finish rolling, it is characterized in that: described wear in advance water cooling water main (6) and wear water cooling water main (3) be respectively equipped with check-valves (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310396075.1A CN103480660A (en) | 2013-09-04 | 2013-09-04 | Independent water supply method and device for pre-through-water cooling device before bar material finish rolling |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310396075.1A CN103480660A (en) | 2013-09-04 | 2013-09-04 | Independent water supply method and device for pre-through-water cooling device before bar material finish rolling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001742A (en) * | 2014-05-21 | 2014-08-27 | 中冶南方工程技术有限公司 | Method for achieving controlled cooling on rolled pieces between and after bar finishing mill units |
| CN104747461A (en) * | 2015-01-07 | 2015-07-01 | 马钢(集团)控股有限公司 | Control system for shape steel intensive pressure water cooling high-pressure variable-frequency water pumps |
| CN110340618A (en) * | 2019-07-15 | 2019-10-18 | 广东毅马集团有限公司 | A kind of prestressing force PC rod iron assemble production line |
| CN113649411A (en) * | 2021-08-05 | 2021-11-16 | 首钢长治钢铁有限公司 | Rod wire and heating-free direct rolling method and industrial control equipment thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001742A (en) * | 2014-05-21 | 2014-08-27 | 中冶南方工程技术有限公司 | Method for achieving controlled cooling on rolled pieces between and after bar finishing mill units |
| CN104747461A (en) * | 2015-01-07 | 2015-07-01 | 马钢(集团)控股有限公司 | Control system for shape steel intensive pressure water cooling high-pressure variable-frequency water pumps |
| CN104747461B (en) * | 2015-01-07 | 2017-01-18 | 马钢(集团)控股有限公司 | Control system for shape steel intensive pressure water cooling high-pressure variable-frequency water pumps |
| CN110340618A (en) * | 2019-07-15 | 2019-10-18 | 广东毅马集团有限公司 | A kind of prestressing force PC rod iron assemble production line |
| CN110340618B (en) * | 2019-07-15 | 2021-07-27 | 广东毅马集团有限公司 | Prestressing force PC rod iron assembly production line |
| CN113649411A (en) * | 2021-08-05 | 2021-11-16 | 首钢长治钢铁有限公司 | Rod wire and heating-free direct rolling method and industrial control equipment thereof |
| CN113649411B (en) * | 2021-08-05 | 2023-08-29 | 首钢长治钢铁有限公司 | Rod wire material and heating-free direct rolling method and industrial control equipment thereof |
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Application publication date: 20140101 |