CN201737980U - Steel strip hot treatment system with residual-heat utilization device - Google Patents
Steel strip hot treatment system with residual-heat utilization device Download PDFInfo
- Publication number
- CN201737980U CN201737980U CN 201020225788 CN201020225788U CN201737980U CN 201737980 U CN201737980 U CN 201737980U CN 201020225788 CN201020225788 CN 201020225788 CN 201020225788 U CN201020225788 U CN 201020225788U CN 201737980 U CN201737980 U CN 201737980U
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- steel band
- residual
- treatment system
- steel strip
- residual heat
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Abstract
The utility model provides a steel strip hot treatment system with a residual-heat utilization device, which comprises a sending wheel, a rolling wheel and a steel strip arranged between the sending wheel and the rolling wheel, wherein a heating furnace and a tempering furnace which correspond to the steel strip are sequentially arranged between the sending wheel and the rolling wheel, the heating furnace and the tempering furnace are in up-and-down parallel arrangement, the back end of the heating furnace is provided with a first quenching device, the front end of the tempering furnace is provided with a second quenching device, a guide box is arranged between the first quenching device and the second quenching device, a residual-heat utilization device is arranged between the front end of the heating furnace and the back end of the tempering furnace, and the steel strip which is in a parallel structure is arranged in the residual-heat utilization device. The utility model can rationally utilize the residual heat of the steel strips, reduces the waste of energy, and reduces the production cost.
Description
Technical field
The utility model relates to the thermal treatment field of steel band, is specifically related to a kind of steel band heat treatment system that residual heat using device is housed.
Background technology
Energy-saving and emission-reduction are long-range strategy and policy of China's economy and social development, also are very urgent task.Recovery waste heat cuts down the consumption of energy China is realized that the strategy and policy of energy-saving and emission-reduction, environmental protection development have important practical significance.Simultaneously, UTILIZATION OF VESIDUAL HEAT IN to improve working conditions, save energy, increase production, the big effect of aspect play more and more such as improve the quality of products, reduce production costs.The waste heat of steel band is meant steel band remaining heat after finishing Q-tempering.Behind Q-tempering, its temperature still more than 400 degree, has a large amount of waste heats to steel band when thermal treatment, more than the nearly 51KWh of the waste heat of steel band per ton, accounts for more than 45% of total energy of steel band heating.Factory with 20000 tons of steel bands of thermal treatment in 1 year is an example, and the steel band waste heat will be wasted 1,020,000 degree every year.All allow its naturally cooling after the general steel band tempering, waste heat is dispersed in the air, this not only causes a large amount of energy wastages, but also can worsen the plant produced environment.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of steel band heat treatment system that residual heat using device is housed, and can rationally utilize the waste heat of steel band, reduces the waste of energy, reduces production costs.
For solving above-mentioned existing technical problem, the utility model adopts following scheme: a kind of steel band heat treatment system that residual heat using device is housed, comprise the hai roll wheel, winding wheel, be located at the steel band between hai roll wheel and the winding wheel, be provided with the process furnace corresponding successively between described hai roll wheel and the winding wheel with steel band, tempering stove, described process furnace and tempering stove are parallel construction up and down, the rear end of described process furnace is provided with first quenching device, the front end of described tempering stove is provided with second quenching device, be provided with the guiding case between described first quenching device and second quenching device, be provided with residual heat using device between the front end of described process furnace and the rear end of tempering stove, the steel band of described formation parallel construction is located in the residual heat using device.
As preferably, be provided with expanded graphite in the described residual heat using device, described expanded graphite connects the steel band of parallel construction.The good heat conduction effect of expanded graphite, the quality softness can not damaged steel band.
As preferably, be provided with in the described guiding case and be arranged in semicircular some guideposts.Realize turning to of steel band simply and easily, formed the steel band of parallel construction.
Beneficial effect:
The utility model adopts technique scheme that a kind of steel band heat treatment system that residual heat using device is housed is provided, and has rationally utilized the waste heat of steel band by residual heat using device, has reduced the waste of energy, has reduced production cost.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
As shown in Figure 1, a kind of steel band heat treatment system that residual heat using device is housed, comprise hai roll wheel 3, winding wheel 2, be located at the steel band 1 between hai roll wheel 3 and the winding wheel 2, be provided with the process furnace 6 corresponding between described hai roll wheel 3 and the winding wheel 2 successively with steel band 1, tempering stove 11, described process furnace 6 with tempering stove 11 be about parallel construction, the rear end of described process furnace 6 is provided with first quenching device 7, the front end of described tempering stove 11 is provided with second quenching device 10, be provided with guiding case 9 between described first quenching device 7 and second quenching device 10, be provided with residual heat using device 4 between the rear end of the front end of described process furnace 6 and tempering stove 11, the steel band 1 of described formation parallel construction is located in the residual heat using device 4.Be provided with expanded graphite 5 in the described residual heat using device 4, described expanded graphite 5 closely contacts with the steel band 1 of parallel construction.Be provided with in the described guiding case 9 and be arranged in semicircular some guideposts 8.
During real work, the hai roll wheel 3 cryogenic steel bands that send 1 are through after the residual heat using device 4, in process furnace 6, be heated to the 840-870 degree, make the temperature of steel band 1 be reduced to about 400 degree by first quenching device 7 again, make steel band 1 change supercooled austenite into, turn to 180 degree by the semicircular some guideposts 8 that are arranged in the guiding case 9 again, be reduced to about 150 degree through the temperature of second quenching device 10 again steel band 1, make steel band 1 change martensite into, after passing through tempering stove 11 tempering again, steel band 1 becomes not only firmly but also is flexible, the steel band 1 that has waste heat arrives winding wheel 2 through residual heat using device 4 backs again, expanded graphite 5 in the residual heat using device 4 closely contacts with the steel band 1 of parallel construction, steel band 1 is the reverse direction motion up and down, the steel band 1 that feasible top has waste heat can make oneself cryogenic steel band 1 in heat transferred below more than 90% cryogenic steel band 1 obtain preheating before entering process furnace 6, and the waste heat of steel band just obtains fine utilization like this.
Claims (3)
1. steel band heat treatment system that residual heat using device is housed, comprise hai roll wheel (3), winding wheel (2), be located at the steel band (1) between hai roll wheel (3) and the winding wheel (2), it is characterized in that: be provided with the process furnace (6) corresponding successively between described hai roll wheel (3) and the winding wheel (2) with steel band (1), tempering stove (11), described process furnace (6) and tempering stove (11) be about parallel construction, the rear end of described process furnace (6) is provided with first quenching device (7), the front end of described tempering stove (11) is provided with second quenching device (10), be provided with guiding case (9) between described first quenching device (7) and second quenching device (10), be provided with residual heat using device (4) between the rear end of the front end of described process furnace (6) and tempering stove (11), the steel band of described formation parallel construction (1) is located in the residual heat using device (4).
2. a kind of steel band heat treatment system that residual heat using device is housed according to claim 1 is characterized in that: be provided with expanded graphite (5) in the described residual heat using device (4), described expanded graphite (5) connects the steel band (1) of parallel construction.
3. a kind of steel band heat treatment system that residual heat using device is housed according to claim 1 is characterized in that: be provided with in the described guiding case (9) and be arranged in semicircular some guideposts (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020225788 CN201737980U (en) | 2010-06-13 | 2010-06-13 | Steel strip hot treatment system with residual-heat utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020225788 CN201737980U (en) | 2010-06-13 | 2010-06-13 | Steel strip hot treatment system with residual-heat utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201737980U true CN201737980U (en) | 2011-02-09 |
Family
ID=43553260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020225788 Expired - Lifetime CN201737980U (en) | 2010-06-13 | 2010-06-13 | Steel strip hot treatment system with residual-heat utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201737980U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956057A (en) * | 2010-06-13 | 2011-01-26 | 浙江佰耐钢带有限公司 | Steel band thermal treatment system with waste heat utilization device |
| CN110004272A (en) * | 2018-01-04 | 2019-07-12 | 梧州三条钢带制品有限公司 | Steel heat treatment method and system |
| CN110270597A (en) * | 2019-06-03 | 2019-09-24 | 太原科技大学 | A kind of blank heating method during Rolling Production |
-
2010
- 2010-06-13 CN CN 201020225788 patent/CN201737980U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956057A (en) * | 2010-06-13 | 2011-01-26 | 浙江佰耐钢带有限公司 | Steel band thermal treatment system with waste heat utilization device |
| WO2011157192A1 (en) * | 2010-06-13 | 2011-12-22 | 浙江伯耐钢带有限公司 | Steel strip heat-treating system with waste heat utilizing apparatus |
| CN101956057B (en) * | 2010-06-13 | 2012-06-06 | 浙江佰耐钢带有限公司 | Steel band thermal treatment system with waste heat utilization device |
| CN110004272A (en) * | 2018-01-04 | 2019-07-12 | 梧州三条钢带制品有限公司 | Steel heat treatment method and system |
| CN110004272B (en) * | 2018-01-04 | 2021-08-24 | 梧州三条钢带制品有限公司 | Steel heat treatment method and system |
| CN110270597A (en) * | 2019-06-03 | 2019-09-24 | 太原科技大学 | A kind of blank heating method during Rolling Production |
| CN110270597B (en) * | 2019-06-03 | 2021-06-15 | 太原科技大学 | Blank heating method in rolling production process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110209 Effective date of abandoning: 20120606 |