CN111250554A - Cooling device of hot rolling mill - Google Patents
Cooling device of hot rolling mill Download PDFInfo
- Publication number
- CN111250554A CN111250554A CN201811448305.3A CN201811448305A CN111250554A CN 111250554 A CN111250554 A CN 111250554A CN 201811448305 A CN201811448305 A CN 201811448305A CN 111250554 A CN111250554 A CN 111250554A
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- CN
- China
- Prior art keywords
- water
- cooling
- pipe
- hot rolling
- rolling mill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B2045/0212—Cooling devices, e.g. using gaseous coolants using gaseous coolants
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a cooling device of a hot rolling mill, which comprises a first cooling box, a second cooling box, a booster pump, a water storage tank, a cooling water pipe, a water jacket, a refrigerator and a fiber net, wherein the booster pump is used for conveying water in the water storage tank to the cooling water pipe through a second water guide pipe so as to cool the fiber net in the first cooling box, the water in the cooling pipe enters the water storage tank through the first water guide pipe, the cooling cost of equipment is reduced, the practicability of the equipment is improved, the hot air is used for heating the water in the water jacket, the full utilization of energy is realized, the practicability of the equipment is further improved, cold air is manufactured by using a refrigerating machine so as to further cool the fiber net in the second cooling box, the condition that the fiber net is wrinkled and shrunk under the action of high temperature so as to influence the quality of the fiber net is avoided, and the practicability of the equipment is improved.
Description
Technical Field
The invention relates to a cooling device, in particular to a cooling device of a hot rolling mill.
Background
Among the prior art, the hot rolling mill is before the cooling device that does not add, the fibre web directly rolls up through the cloth rewinder after the hot roll hot rolling, because the fibre web after the hot rolling (being water-soluble cloth), the temperature is very high, can produce the shrink when the lapping, make the product breadth unstable on the one hand, on the other hand causes the product surface to produce the fold phenomenon, the product quality has seriously been influenced, current hot rolling mill cooling device cooling method is single simultaneously, the cooling to the fibre web is not thorough, current hot rolling mill cooling device lacks the thermal utilization to high temperature fibre web simultaneously, the waste of the energy has been caused.
Disclosure of Invention
The object of the present invention is to provide a cooling device for a hot rolling mill to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a hot rolling mill cooling device, includes hot rolling mill, fibre web, first cooler bin, water jacket, exhaust pipe, first aqueduct, second cooler bin, air-blower, air-supply line, base and bracing piece, the base top has the hot rolling mill through bracing piece fixed mounting, the inside two hot rolling mill rolls that are provided with of hot rolling mill, fibre web get into first cooler bin after hot rolling mill roll hot rolling, first cooler bin passes through bracing piece fixed mounting at the base top, the air intake of first cooler bin passes through the air-supply line and is connected with the air outlet of air-blower, the air outlet of first cooler bin is connected with the one end of exhaust pipe, the exhaust pipe outside cover is equipped with the water jacket, the water jacket water inlet is connected with the one end of inlet tube, the water jacket delivery port is connected with the one end of outlet pipe, be provided with three second fabric guide roller in the first cooler bin, the fibre web stretches into the second cooler bin after walking around the second fabric, the second cooling box is fixedly arranged at the top of the base through a supporting rod, and two first cloth guide rollers are arranged in the second cooling box.
As a further scheme of the invention: the water storage tank is arranged below the first cooling tank, a water outlet of the water storage tank is connected with one end of the second water guide pipe, the other end of the second water guide pipe extends into the first cooling tank and is connected with one end of the cooling water pipe, the booster pump is installed on the second water guide pipe, the other end of the cooling water pipe is connected with one end of the first water guide pipe, and the other end of the first water guide pipe is connected with a water inlet of the water storage tank.
As a still further scheme of the invention: condenser tube fixed mounting is at first cooler bin inner wall, condenser tube is snakelike water pipe.
As a still further scheme of the invention: and the air inlet of the second cooling box is connected with the air outlet of the refrigerator through an air outlet pipe, and the refrigerator is fixedly arranged at the top of the second cooling box through a screw.
Compared with the prior art, the invention has the beneficial effects that: the booster pump is used for conveying water in the water storage tank to the cooling water pipe through the second water guide pipe so as to cool the fiber net in the first cooling tank, the water in the cooling pipe enters the water storage tank through the first water guide pipe, the circulating flow of the water in the water storage tank is realized, water resources are saved, the cooling cost of the equipment is reduced, the practicability of the equipment is improved, the speed of air flowing in the first cooling tank is increased by arranging the air blower, hot air in the first cooling tank is discharged through the exhaust pipe, the loss of heat in the first cooling tank is increased, the cooling effect of the fiber net is further improved, the water in the water jacket is heated by the hot air, the full utilization of energy is realized, the practicability of the equipment is further improved, the refrigeration machine is used for manufacturing cold air so as to further cool the fiber net in the second cooling tank, and the condition that the fiber net is wrinkled and shrunk under the action of high temperature so as to influence the quality of the fiber net is avoided, the practicability of the equipment is improved.
Drawings
FIG. 1 is a schematic view of a cooling apparatus of a hot rolling mill.
Shown in the figure: the device comprises a hot rolling mill 1, a fiber web 2, a first cooling tank 3, a water outlet pipe 4, a water jacket 5, an exhaust pipe 6, a water inlet pipe 7, a first water guide pipe 8, a second cooling tank 9, an air outlet pipe 10, a refrigerator 11, a first cloth guide roller 12, a hot rolling mill roller 13, a second water guide pipe 14, a booster pump 15, a water storage tank 16, a cooling water pipe 17, an air blower 18, an air inlet pipe 19, a second cloth guide roller 20, a base 21 and a support rod 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, in the embodiment of the present invention, a cooling device of a hot rolling mill includes a hot rolling mill 1, a fiber web 2, a first cooling tank 3, a water jacket 5, an exhaust pipe 6, a first water conduit 8, a second cooling tank 9, an air outlet pipe 10, a refrigerator 11, a second water conduit 14, a water storage tank 16, a cooling water pipe 17, an air blower 18, an air inlet pipe 19, a base 21, and a support rod 22, the top of the base 21 is fixedly mounted with the hot rolling mill 1 through the support rod 22, two hot rolling mill rollers 13 are disposed inside the hot rolling mill 1, the fiber web 2 is hot-rolled by the hot rolling mill rollers 13, the fiber web 2 enters the first cooling tank 3 after being hot-rolled by the hot rolling mill rollers 13, the first cooling tank 3 is fixedly mounted on the top of the base 21 through the support rod 22, the water storage tank 16 is disposed below the first cooling tank 3, and a water outlet of the water storage tank 16 is connected, the other end of the second water guiding pipe 14 extends into the first cooling tank 3 and is connected with one end of a cooling water pipe 17, a booster pump 15 is installed on the second water guiding pipe 14, water in the water storage tank 16 is conveyed to the cooling water pipe 17 through the second water guiding pipe 14 by utilizing the booster pump 15 so as to cool the fiber web 2 in the first cooling tank 3, the cooling water pipe 17 is fixedly installed on the inner wall of the first cooling tank 3, the cooling water pipe 17 is a serpentine water pipe, the other end of the cooling water pipe 17 is connected with one end of the first water guiding pipe 8, the other end of the first water guiding pipe 8 is connected with a water inlet of the water storage tank 16, water in the cooling water pipe 17 enters the water storage tank 16 through the first water guiding pipe 8, the circulating flow of the water in the water storage tank 16 is realized, water resources are saved, the cooling cost of the equipment is reduced, the practicability of the equipment is improved, an air inlet of the first cooling tank 3 is connected with an air, the air blower 18 is arranged to accelerate the air flowing speed in the first cooling box 3, the air outlet of the first cooling box 3 is connected with one end of the exhaust pipe 6, hot air in the first cooling box 3 is exhausted through the exhaust pipe 6, the heat loss in the first cooling box 3 is accelerated, so that the cooling effect of the fiber net 2 is further improved, the water jacket 5 is sleeved outside the exhaust pipe 6, the water inlet of the water jacket 5 is connected with one end of the water inlet pipe 7, the water outlet of the water jacket 5 is connected with one end of the water outlet pipe 4, water in the water jacket 5 is heated by the hot air, the full utilization of energy is realized, the practicability of the equipment is further improved, the three second cloth guide rollers 20 are arranged in the first cooling box 3, the fiber net 2 extends into the second cooling box 9 after bypassing the second cloth guide rollers 20, the second cooling box 9 is fixedly installed at the top of the base 21 through the supporting rod 22, the air intake of second cooler bin 9 is connected with the air outlet of refrigerator 11 through going out tuber pipe 10, thereby refrigerator 11 carries out further cooling through screw fixed mounting at the top of second cooler bin 9, thereby utilizes refrigerator 11 to make cold air and carry out further cooling to the fibre web 2 in the second cooler bin 9, avoids fibre web 2 the condition of wrinkling and shrink to appear under the effect of high temperature, influences the quality of fibre web 2, has improved the practicality of equipment, be provided with two first fabric guide rolls 12 in the second cooler bin 9, be used for deriving second cooler bin 9 with fibre web 2 through setting up first fabric guide roll 12, further improved the practicality of equipment.
The working principle of the invention is as follows: the hot rolling mill roller 13 is used for hot rolling the fiber web 2, the booster pump 15 is used for conveying water in the water storage tank 16 to the cooling water pipe 17 through the second water guide pipe 14 so as to cool the fiber web 2 in the first cooling tank 3, the water in the cooling water pipe 17 enters the water storage tank 16 through the first water guide pipe 8, the circulating flow of the water in the water storage tank 16 is realized, water resources are saved, the cooling cost of the equipment is reduced, the practicability of the equipment is improved, the air blower 18 is used for accelerating the air flow speed in the first cooling tank 3, hot air in the first cooling tank 3 is discharged through the exhaust pipe 6, the heat loss in the first cooling tank 3 is accelerated, the cooling effect of the fiber web 2 is further improved, the hot air is used for heating the water in the water jacket 5, the full utilization of energy is realized, and the practicability of the equipment is further improved, thereby utilize refrigerator 11 to make cold air and carry out further cooling to the fibre web 2 in the second cooling tank 9, avoid fibre web 2 to appear wrinkling and the condition of shrink under the effect of high temperature, influence the quality of fibre web 2, improved the practicality of equipment.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (4)
1. A cooling device of a hot rolling mill comprises the hot rolling mill (1), a fiber web (2), a first cooling box (3), a water jacket (5), an exhaust pipe (6), a first water guide pipe (8), a second cooling box (9), an air blower (18), an air inlet pipe (19), a base (21) and a support rod (22), and is characterized in that the hot rolling mill (1) is fixedly installed at the top of the base (21) through the support rod (22), two hot rolling mill rollers (13) are arranged inside the hot rolling mill (1), the fiber web (2) enters the first cooling box (3) after being hot rolled by the hot rolling mill rollers (13), the first cooling box (3) is fixedly installed at the top of the base (21) through the support rod (22), the air inlet of the first cooling box (3) is connected with the air outlet of the air blower (18) through the air inlet pipe (19), the air outlet of the first cooling box (3) is connected with one end of the exhaust pipe (6), exhaust pipe (6) outside cover is equipped with water jacket (5), the water inlet of water jacket (5) is connected with the one end of inlet tube (7), and the delivery port of water jacket (5) is connected with the one end of outlet pipe (4), be provided with three second fabric guide roller (20) in first cooler bin (3), web (2) stretch into second cooler bin (9) after bypassing second fabric guide roller (20), second cooler bin (9) are through bracing piece (22) fixed mounting at base (21) top, be provided with two first fabric guide rollers (12) in second cooler bin (9).
2. The cooling device of the hot rolling mill according to claim 1, characterized in that a water storage tank (16) is arranged below the first cooling tank (3), a water outlet of the water storage tank (16) is connected with one end of a second water guide pipe (14), the other end of the second water guide pipe (14) extends into the first cooling tank (3) and is connected with one end of a cooling water pipe (17), a booster pump (15) is installed on the second water guide pipe (14), the other end of the cooling water pipe (17) is connected with one end of a first water guide pipe (8), and the other end of the first water guide pipe (8) is connected with a water inlet of the water storage tank (16).
3. A cooling device of hot rolling mill according to claim 2, characterized in that the cooling water pipe (17) is fixedly installed on the inner wall of the first cooling box (3), and the cooling water pipe (17) is a serpentine water pipe.
4. The cooling device of the hot rolling mill according to claim 1, characterized in that the air inlet of the second cooling box (9) is connected with the air outlet of the refrigerator (11) through an air outlet pipe (10), and the refrigerator (11) is fixedly installed on the top of the second cooling box (9) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811448305.3A CN111250554A (en) | 2018-11-30 | 2018-11-30 | Cooling device of hot rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811448305.3A CN111250554A (en) | 2018-11-30 | 2018-11-30 | Cooling device of hot rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111250554A true CN111250554A (en) | 2020-06-09 |
Family
ID=70923397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811448305.3A Withdrawn CN111250554A (en) | 2018-11-30 | 2018-11-30 | Cooling device of hot rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111250554A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147077A (en) * | 2021-11-30 | 2022-03-08 | 江苏中旭冷拉型钢有限公司 | Rolling mill for cold-drawn steel processing |
-
2018
- 2018-11-30 CN CN201811448305.3A patent/CN111250554A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114147077A (en) * | 2021-11-30 | 2022-03-08 | 江苏中旭冷拉型钢有限公司 | Rolling mill for cold-drawn steel processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200609 |