CN201437129U - Atomized-vapor cooling system for cold-rolling normalizing - Google Patents
Atomized-vapor cooling system for cold-rolling normalizing Download PDFInfo
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- CN201437129U CN201437129U CN2009200867603U CN200920086760U CN201437129U CN 201437129 U CN201437129 U CN 201437129U CN 2009200867603 U CN2009200867603 U CN 2009200867603U CN 200920086760 U CN200920086760 U CN 200920086760U CN 201437129 U CN201437129 U CN 201437129U
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Abstract
The utility model relates to an atomized-vapor cooling system for cold-rolling normalizing, belonging to the technical field of metallurgy, which comprises spray nozzles, cooling water pipes, water flow regulating valves, water flow regulating instruments, water flow sensors and a computer control system, wherein each water flow regulating valve is installed on each row of cooling water pipe, each water flow regulating instrument is connected with the water flow regulating valve on each row of cooling water pipe, each water flow sensor is installed on each row of cooling water pipe, is arranged between the water flow regulating valve and the spray nozzle and is connected with each row of water flow regulating instrument, and the computer control system is connected with the water flow regulating instruments. Aiming at the defects existing in the chilling section of the current domestic cold-rolling normalizing line that the flow can not be dynamically controlled, the number of the spray nozzles is large, the blockage is frequent and the like, the utility model adopts branch dynamic control to each row of pipe and uses large-flow and large-angle vapor atomizing spray nozzles to substitute for water spray nozzles, and thereby the number of the spray nozzles is reduced and the blockage frequency is reduced on the premise of forced and even cooling effect.
Description
Technical field
The utility model relates to metallurgical technology field, specifically is applied in the cold rolling normalizing operation being with the cooling of steel.
Background technology
The main effect of cold rolling normalizing operation be by heating, insulation, air cooling, the mode of water-cooled is controlled the separating out of inhibitor, tiny, the even tissue of steel plate crystal grain then, is that cold rolling mill is produced the important procedure link that high value added product must adopt.Wherein, at quench zone, the steel plate about 900 ℃ will be cooled fast to below 500 ℃ at short notice, and crystal grain is tiny to obtain, the band steel of even tissue.
At present, domestic cold-strip steel unit normalizing line quench zone adopts the (operating) water nozzle cooling system usually, and its weak point is:
1. the flow of whole cooling system pipeline can not be controlled along separate routes, can't realize the dynamic control to intensity of cooling, and in use can't make accurate judgement to the blockage of nozzle;
2. the nozzle that is adopted is fan-shaped (operating) water nozzle, and nozzle quantity is many, and the spray orifice bore is little, stops up seriously in the use, not only influences cooling uniformity, and maintenance is cleaned and nozzle exchange difficulty and workload are big.
Because the existence of above problem causes cooling off skewness, cooling effect does not reach specification requirement, has a strong impact on the uniformity and the glacing flatness of band rigidity energy, thereby reduces the lumber recovery of steel.
The utility model content
Technical problem to be solved in the utility model provides a kind of cold rolling normalizing aerosol cooling system; it has installs water flow sensor, Water flow adjusting valve and discharge adjusting apparatus on every row's cooling water pipe; utilize computer control system to analyze the current value that enters nozzle that water flow sensor records; indication discharge adjusting apparatus is controlled Water flow adjusting valve; thereby control the discharge of every row's cooling water pipe, realize the characteristics that the flow of cooling system pipeline is controlled along separate routes.
For solving the problems of the technologies described above, a kind of cold rolling normalizing aerosol cooling system that the utility model provides comprises nozzle, cooling water pipe, Water flow adjusting valve, also comprises discharge adjusting apparatus, water flow sensor and computer control system,
Described Water flow adjusting valve is installed on every row's cooling water pipe, in order to control the discharge that every row enters the cooling water of described nozzle;
Described discharge adjusting apparatus links to each other with Water flow adjusting valve on every row's cooling water pipe, by discharge is regulated in the control of each drain discharge control valve;
Described water flow sensor is installed on every row's cooling water pipe, between Water flow adjusting valve and nozzle, enter the current value of nozzle in order to measurement, water flow sensor is connected with every drain discharge adjusting apparatus, send the current value that records to computer system by the discharge adjusting apparatus, or directly be connected with described computer system, finish transfer of data;
Described computer control system is connected with described discharge adjusting apparatus, after water flow sensor will record by the current value that Water flow adjusting valve enters nozzle, send the discharge adjusting apparatus to, send value to computer control system again by the discharge adjusting apparatus, when water flow sensor directly connects computer control system, the current value that then it is recorded directly sends computer control system to, computer control system indicates the discharge adjusting apparatus that Water flow adjusting valve is controlled by to the comparison and the analysis of this value with preset value.
To further being improved to of above-mentioned foundation structure, also comprise gas flow sensor, aspirating pipeline, the gentle flow regulator of throughput control valve,
Described nozzle is a nozzle for atomizing water with air, and the water interface of nozzle for atomizing water with air is connected with described cooling water pipe, and the gas interface is connected with described aspirating pipeline;
Described throughput control valve is installed on the aspirating pipeline, between the air taking port and nozzle of aspirating pipeline, enters the gas flow of nozzle in order to control;
Described throughput adjusting apparatus links to each other with throughput control valve on the aspirating pipeline, in order to gas flow regulating valve is controlled;
Described gas flow sensor is installed on the aspirating pipeline, between throughput control valve and nozzle, enter the air flow value of nozzle in order to measurement, the throughput sensor is connected with every extraction flow adjusting apparatus, send the air flow value that records to computer system by the throughput adjusting apparatus, or directly be connected with described computer system, finish transfer of data;
Described computer control system is connected with described throughput adjusting apparatus, after the throughput sensor will record by the air flow value that the throughput control valve enters nozzle, send the throughput adjusting apparatus to, send value to computer control system again by the throughput adjusting apparatus, when the throughput sensor directly connects computer control system, then the air flow value that it is recorded directly sends computer control system to, computer control system indicates the throughput adjusting apparatus that the throughput control valve is controlled by to the comparison and the analysis of this value with preset value.
Prioritization scheme to said structure is that described nozzle for atomizing water with air is installed 1 ~ 2 on every row's cooling water pipe.
To further being optimized for of said structure, described nozzle is uniformly distributed in the both sides up and down of steel band to be cooled, described throughput sensor, the gentle flow regulator of throughput control valve are two covers, respectively with the gas interface UNICOM of the nozzle of both sides up and down, in order to the control gas flow of two side nozzles up and down.
Advantage of the present utility model is:
1. water flow sensor, Water flow adjusting valve and discharge adjusting apparatus have been installed on every row's cooling water pipe, utilize computer control system to analyze the current value that enters nozzle that water flow sensor records, indication discharge adjusting apparatus is controlled Water flow adjusting valve, thereby the discharge of controlling every row's cooling water pipe is dynamically controlled, and realizes the characteristics that the flow of cooling system pipeline is controlled along separate routes.And in use can also judge plug nozzle and be positioned at which row.Having solved in the prior art flow of whole cooling system pipeline can not control along separate routes, can't realize the dynamic control to intensity of cooling, and in use can't make the problem of accurate judgement to the blockage of nozzle.
2. employing nozzle for atomizing water with air, cooperate with computer control system by water flow sensor, Water flow adjusting valve, discharge adjusting apparatus, gas flow sensor, throughput control valve, throughput adjusting apparatus, discharge, throughput to nozzle for atomizing water with air are dynamically controlled, every row's cooling system pipeline only can meet the demands with 1 ~ 2 nozzle for atomizing water with air is set, cooling uniformity is good, thereby makes the logical plate performance of steel plate be increased dramatically.And, having solved the fan-shaped (operating) water nozzle of available technology adopting, nozzle quantity is many, and the spray orifice bore is little, stops up seriously in the use, not only influences cooling uniformity, and maintenance is cleaned and nozzle exchange difficulty and the big problem of workload.
3. the employing of nozzle for atomizing water with air makes the water consumption of this cooling system reduce more than 30% than the water consumption of prior art.
4. because every row's nozzle has all been realized discharge control, make when the situation of spray nozzle clogging takes place, can accurately judge plug nozzle and be positioned at which row, be easy to timely replacing.
5. after native system was implemented, the dynamic control owing to having realized intensity of cooling made cooling uniformity good, thereby can increase substantially high-quality cold-reduced sheet quality that economic effect is obvious.
The utility model at the flow that present domestic cold rolling normalizing quench zone exists can not dynamically control, deficiency such as nozzle quantity is many, obstruction is frequent; employing is carried out dynamically control of shunt to every comb road; and adopt big flow, wide-angle nozzle for atomizing water with air to replace (operating) water nozzle; under the prerequisite of reinforcement and even cooling effect, reduce nozzle quantity and obstruction frequency.In a word, the utility model simple in structure, easy to make, be easy to install, cost is low, simple to operate, result of use is good.
Description of drawings
Below in conjunction with the drawings and specific embodiments the technical solution of the utility model is further described in detail.
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model system architecture diagram.
Wherein, 1-discharge adjusting apparatus, 2-Water flow adjusting valve, 3-water flow sensor, the 4-nozzle for atomizing water with air, 5-cooling water pipe, 6-gas flow sensor, 7-aspirating pipeline, 8-throughput control valve, 9-throughput adjusting apparatus, 10-computer control system, 11-steel plate to be cooled.
The specific embodiment
Embodiment one
The normalizing line quench zone (operating) water nozzle cooling system that cold-strip steel unit in the prior art is adopted improves: water flow sensor 3, Water flow adjusting valve 2 and discharge adjusting apparatus 1 are installed on every row's cooling water pipe: Water flow adjusting valve 2 is installed near the cooling water inlet of cooling water pipe 5, is utilized the discharge of these Water flow adjusting valve 2 these row's cooling water pipelines of control; Water flow sensor 3 is installed between nozzle and Water flow adjusting valve 2, is utilized it to record the current value that enters nozzle; Water flow sensor 3 is connected with discharge adjusting apparatus 1 respectively with Water flow adjusting valve 2.The scheme that also can adopt water flow sensor 3 directly to be connected with computer system 10.
Every row's discharge adjusting apparatus 1 is connected with computer control system 10, preestablishes the span of suitable current value in this system 10.Water flow sensor 3 sends to computer control system 10 with the current value that records by discharge adjusting apparatus 1; When adopting water flow sensor 3 directly with scheme that computer control system 10 is connected, water flow sensor 3 directly sends the current value that records to computer control system 10.
The value that computer control system 10 records water flow sensor 3 compares analysis with preset value before, thereby 1 pair of Water flow adjusting valve 2 of indication discharge adjusting apparatus is regulated control.By the comparison of measured value and preset value, can also judge which row's nozzle and clogging occur, in time judge the blockage of nozzle, so that in time change the nozzle that stops up, guarantee the cooling quality.
Embodiment two
Present embodiment is the further improvement to embodiment one: with reference to the utility model structural representation shown in Figure 1.By on the basis of embodiment one, adopt the (operating) water nozzle in nozzle for atomizing water with air 4 alternate embodiments one, add aspirating pipeline 7, gas flow sensor 6, throughput control valve 8 gentle flow regulators 9 are to finish present embodiment:
In actual applications,, only need that on every row's cooling tube 1～2 nozzle for atomizing water with air 4 is installed and just can replace original a fairly large number of (operating) water nozzle, satisfy the cooling requirement according to the width of steel plate.This nozzle for atomizing water with air 4 has the characteristics of big flow, wide-angle, can make that the water of ejection is even more, area is bigger, makes cooling effect better; The water interface of nozzle for atomizing water with air 4 is connected with cooling water pipe 5, and the gas interface is connected with aspirating pipeline 7, finishes the installation of nozzle for atomizing water with air 4.
The value that computer control system 10 records throughput sensor 6 compares analysis with preset value before, thereby 9 pairs of throughput control valves 8 of indication throughput adjusting apparatus are regulated control.By comparison and analysis to this gas flow measurement value and preset value, can also assist comparison, analysis by measuring water flow value and discharge preset value, judge which exhaust water atomizing nozzle 4 and clogging occurs, in time judge the blockage of nozzle, so that in time change the nozzle for atomizing water with air 4 that stops up, guarantee the cooling quality.
For gas flow sensor 6, the setting of throughput control valve 8 gentle flow regulators 9, needn't all be provided with every row of cooling water pipeline, whole cooling water pipeline is only installed a cover gas flow sensor 6, throughput control valve 8 gentle flow regulators 9 also can be realized purpose described in the utility model, preferred scheme is to utilize nozzle for atomizing water with air 4 to be evenly distributed on the both sides up and down of steel plate 11 to be cooled, employing is all installed throughput sensor 6 in both sides up and down, throughput control valve 8 gentle flow regulator 9 each cover, and respectively with the gas interface UNICOM of the nozzle of both sides up and down, in order to the control gas flow of two side nozzles up and down.
With reference to the utility model system architecture diagram shown in Figure 2 the operation principle of this cooling system is done further to resolve, suppose total 2n row cooling line, two ones cooling line all is n row up and down, all be provided with independent Water flow adjusting valve, discharge adjusting apparatus and water flow sensor each row, by being connected of computer control system and every drain discharge adjusting apparatus, each row's discharge is dynamically controlled; The gentle flow regulator A of gas flow sensor A, throughput control valve A is arranged on the upside aspirating pipeline among the figure, and computer control system is connected with throughput adjusting apparatus A, and upper nozzle pipeline 1 ~ n row is carried out the dynamic control of gas flow; The gentle flow regulator B of gas flow sensor B, throughput control valve B is arranged on the aspirating pipeline of bottom, and computer control system is connected with throughput adjusting apparatus B, and lower nozzle pipeline n+1 ~ 2n row is carried out the dynamic control of gas flow.
It should be noted last that, the above specific embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (4)
1. a cold rolling normalizing cooling system comprises nozzle, cooling water pipe, Water flow adjusting valve, also comprises discharge adjusting apparatus, water flow sensor and computer control system,
Described Water flow adjusting valve is installed on every row's cooling water pipe, in order to control the discharge that every row enters the cooling water of described nozzle;
Described discharge adjusting apparatus links to each other with Water flow adjusting valve on every row's cooling water pipe, by discharge is regulated in the control of each drain discharge control valve;
Described water flow sensor is installed on every row's cooling water pipe, between Water flow adjusting valve and nozzle, enter the current value of nozzle in order to measurement, water flow sensor is connected with every drain discharge adjusting apparatus, send the current value that records to computer system by the discharge adjusting apparatus, or directly be connected with described computer system, finish transfer of data;
Described computer control system is connected with described discharge adjusting apparatus, after water flow sensor will record by the current value that Water flow adjusting valve enters nozzle, send the discharge adjusting apparatus to, send value to computer control system again by the discharge adjusting apparatus, when water flow sensor directly connects computer control system, the current value that then it is recorded directly sends computer control system to, computer control system indicates the discharge adjusting apparatus that Water flow adjusting valve is controlled by to the comparison and the analysis of this value with preset value.
2. a kind of cold rolling normalizing cooling system as claimed in claim 1 is characterized in that, also comprises gas flow sensor, aspirating pipeline, the gentle flow regulator of throughput control valve,
Described nozzle is a nozzle for atomizing water with air, and the water interface of nozzle for atomizing water with air is connected with described cooling water pipe, and the gas interface is connected with described aspirating pipeline;
Described throughput control valve is installed on the aspirating pipeline, between the air taking port and nozzle of aspirating pipeline, enters the gas flow of nozzle in order to control;
Described throughput adjusting apparatus links to each other with throughput control valve on the aspirating pipeline, in order to gas flow regulating valve is controlled;
Described gas flow sensor is installed on the aspirating pipeline, between throughput control valve and nozzle, enter the air flow value of nozzle in order to measurement, the throughput sensor is connected with every extraction flow adjusting apparatus, send the air flow value that records to computer system by the throughput adjusting apparatus, or directly be connected with described computer system, finish transfer of data;
Described computer control system is connected with described throughput adjusting apparatus, after the throughput sensor will record by the air flow value that the throughput control valve enters nozzle, send the throughput adjusting apparatus to, send value to computer control system again by the throughput adjusting apparatus, when the throughput sensor directly connects computer control system, then the air flow value that it is recorded directly sends computer control system to, computer control system indicates the throughput adjusting apparatus that the throughput control valve is controlled by to the comparison and the analysis of this value with preset value.
3. a kind of cold rolling normalizing cooling system as claimed in claim 2 is characterized in that described nozzle for atomizing water with air is installed 1 ~ 2 on every row's cooling water pipe.
4. as claim 2 or 3 described a kind of cold rolling normalizing cooling systems; it is characterized in that; described nozzle is uniformly distributed in the both sides up and down of steel band to be cooled; described throughput sensor, the gentle flow regulator of throughput control valve are two covers; respectively with the gas interface UNICOM of the nozzle of both sides up and down, in order to the control gas flow of two side nozzles up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200867603U CN201437129U (en) | 2009-06-19 | 2009-06-19 | Atomized-vapor cooling system for cold-rolling normalizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200867603U CN201437129U (en) | 2009-06-19 | 2009-06-19 | Atomized-vapor cooling system for cold-rolling normalizing |
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| Publication Number | Publication Date |
|---|---|
| CN201437129U true CN201437129U (en) | 2010-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200867603U Expired - Fee Related CN201437129U (en) | 2009-06-19 | 2009-06-19 | Atomized-vapor cooling system for cold-rolling normalizing |
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| CN (1) | CN201437129U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424902A (en) * | 2011-11-30 | 2012-04-25 | 东北大学 | Vapor cooling system for use in offline heat treatment of thin medium and thick plates |
| CN109040667A (en) * | 2018-06-22 | 2018-12-18 | 襄阳元创汽车零部件实业有限公司 | A kind of workshop hydraulic pressure air pressure detection alarm system |
-
2009
- 2009-06-19 CN CN2009200867603U patent/CN201437129U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102424902A (en) * | 2011-11-30 | 2012-04-25 | 东北大学 | Vapor cooling system for use in offline heat treatment of thin medium and thick plates |
| CN102424902B (en) * | 2011-11-30 | 2013-06-12 | 东北大学 | Vapor cooling system for use in offline heat treatment of thin medium and thick plates |
| CN109040667A (en) * | 2018-06-22 | 2018-12-18 | 襄阳元创汽车零部件实业有限公司 | A kind of workshop hydraulic pressure air pressure detection alarm system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100414 Termination date: 20150619 |
|
| EXPY | Termination of patent right or utility model |