CN204080086U - Strip steel Zn-plating residual heat using device - Google Patents
Strip steel Zn-plating residual heat using device Download PDFInfo
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- CN204080086U CN204080086U CN201420559567.8U CN201420559567U CN204080086U CN 204080086 U CN204080086 U CN 204080086U CN 201420559567 U CN201420559567 U CN 201420559567U CN 204080086 U CN204080086 U CN 204080086U
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- heat exchanger
- heat
- drying machine
- hot
- strip steel
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model provides strip steel Zn-plating residual heat using device, comprise waste heat source, surplus heat collection device and heat exchanger, described waste heat source comprises galvanizing furnace exhaust outlet, band steel drying machine, galvanized bath and cooling basin, described surplus heat collection device is hot collecting hood, and described hot collecting hood is located at galvanizing furnace exhaust outlet, drying machine, galvanized bath and cooling basin place respectively; Described heat exchanger comprises heat exchanger one and heat exchanger two, the hot gas inlet end of described heat exchanger one connects galvanizing furnace exhaust outlet, exit end connects drying machine, this heat exchanger gas inlet end is provided with gas purifier, described heat exchanger two hot gas inlet end connects the hot collecting hood at drying machine, galvanized bath and water coolant place by pipeline, and exit end connects galvanizing furnace opening for feed.The utility model can utilized waste heat in collecting belt steel production process, then carries out heat exchange recycling to it, while economizing on resources, also prevent waste gas and disorderly discharge the environmental pollution brought.
Description
Technical field
The utility model belongs to heat energy utilization field, especially relates to strip steel Zn-plating residual heat using device.
Background technology
Galvanizing furnace waste gas with producing in steel production process contains a large amount of coal gas and dust, directly be discharged in air and pollute air on the one hand, waste a large amount of heat energy on the other hand, also raises the temperature of surrounding environment, therefore heat recovery is extremely important, and waste heat not only relates to galvanizing furnace waste gas, in band steel production process dry, zinc-plated with cooling in have a large amount of heat release in surrounding environment, these residual heat collections are re-used, has both saved the energy and again reduced environmental pollution.
Summary of the invention
Problem to be solved in the utility model is strip steel Zn-plating residual heat using device, solves the problem that in band steel production process, heat energy utilization is insufficient, is carried out by the waste heat in Production Flow Chart collecting, processing recycling.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: strip steel Zn-plating residual heat using device, for collecting the waste heat produced in steel band production process, exchange and recycling, comprise waste heat source, surplus heat collection device and heat exchanger, described waste heat source comprises galvanizing furnace exhaust outlet, band steel drying machine, galvanized bath and cooling basin, described surplus heat collection device is hot collecting hood, described hot collecting hood is located at galvanizing furnace exhaust outlet, drying machine, galvanized bath and cooling basin place respectively, for the primary collection of waste heat, described heat exchanger comprises heat exchanger one and heat exchanger two, the hot gas inlet end of described heat exchanger one connects galvanizing furnace exhaust outlet, exit end connects drying machine, this heat exchanger gas inlet end is provided with gas purifier, first the air entering heat exchanger is purified, and then carry out heat exchange, thus make the gas purity after heat exchange higher, band steel is avoided to introduce impurity in drying process, described heat exchanger two hot gas inlet end connects drying machine by pipeline, the hot collecting hood at galvanized bath and water coolant place, exit end connects galvanizing furnace opening for feed, gas temperature after heat exchange is higher, can be combustion-supporting.
Further, described heat exchanger one is phase-change heat exchanger, improves the thermo-efficiency of heating equipment, turn avoid because the condense low temperature corrosion that causes and ash block up phenomenon.
Further, the heat pipe in described heat exchanger one comprises some strip pipes, wherein strip pipe spiral alternate with blast main hold other son manage.
Further, described heat exchanger external parcel lagging material.
Further, be provided with suction fan and operated pneumatic valve between described hot collecting hood and heat exchanger, described suction fan can improve residual heat collection efficiency, and described operated pneumatic valve can according to air pressure adjustment gas flow rate.
Further, between described heat exchanger one and drying machine, be provided with temperature regulator and operated pneumatic valve, the gas temperature after heat exchange can be monitored in real time, simultaneously can according to temperature and air pressure adjustment operated pneumatic valve.
Further, be provided with valve and gas blower between described heat exchanger two and galvanizing furnace, described gas blower can increase gas velocity.
Further, described heat exchanger is also provided with a treater, described treater is micro-chip, and connects temperature sensor, operated pneumatic valve and suction fan, for the temperature of real-time detected temperatures sensor, controls operated pneumatic valve and suction fan work simultaneously.
The advantage that the utility model has and positively effect are: the utilized waste heat in collecting belt steel production process, then carry out heat exchange recycling to it, both economize on resources, and can prevent again waste gas from disorderly discharging the environmental pollution brought.
Accompanying drawing explanation
Fig. 1 is strip steel Zn-plating residual heat using device schematic diagram
Fig. 2 is that heat exchanger one airline and heating pipe arrange schematic diagram
In figure:
1, waste heat source; 11, galvanizing furnace; 12, drying machine; 13, galvanized bath; 14, cooling pool; 2, surplus heat collection device; 21, hot collecting hood; 22, suction fan; 3, heat exchanger; 31, heat exchanger one; 32, heat exchanger two; 33, hot gas inlet end; 34, gas inlet end; 341, gas purifier; 35, heat outlet end; 351, temperature sensor; 36, waste material mouth; 37, gas blower; 38, son pipe; 39, blast main; 4, operated pneumatic valve.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As shown in accompanying drawing 1 and 2, strip steel Zn-plating residual heat using device, for collecting the waste heat produced in steel band production process, exchange and recycling, comprise waste heat source 1, surplus heat collection device 2 and heat exchanger 3, described waste heat source 1 comprises galvanizing furnace exhaust outlet 11, band steel drying machine 12, galvanized bath 13 and cooling basin 14, described surplus heat collection device 2 is hot collecting hood 21, and described hot collecting hood 21 is located at galvanizing furnace exhaust outlet 11, drying machine 12, galvanized bath 13 and cooling basin place 14 respectively, described heat exchanger 3 comprises heat exchanger 1 and heat exchanger 2 32, described heat exchanger 1 is phase-change heat exchanger, lagging material is wrapped up outside it, its hot gas inlet end 33 connects galvanizing furnace exhaust outlet 11, heat outlet end 35 connects drying machine, this heat exchanger gas inlet end 34 is provided with gas purifier 341, temperature sensor 351 and pneumavalve 4 is provided with between heat exchanger 1 and drying machine 12, heat pipe in described heat exchanger 1 is divided into four strip pipes 38, wherein a strip pipe 38 is alternate with blast main 39 spiral holds other three strip pipes 38, and three strip pipes 38 between two axial line angle be 120 degree, described heat exchanger 2 32 hot gas inlet end 33 connects the hot collecting hood 21 at drying machine 12, galvanized bath 13 and water coolant place 14 by pipeline, exit end 35 connects galvanizing furnace opening for feed, suction fan 22 and operated pneumatic valve 4 is provided with between described heat exchanger 3 and hot collecting hood 21, operated pneumatic valve 4 and gas blower 37 is provided with between described heat exchanger 2 32 and galvanizing furnace opening for feed, described treater is micro-chip, and connects temperature sensor 351, operated pneumatic valve 4 and suction fan 22.
Described hot collecting hood 21 collects galvanizing furnace waste gas with suction fan 22, then heat exchanger 1 is entered, described gas purifier 341 purifies the gas entering heat exchanger 3 gas inlet end 34, air after purification enters heat exchanger 1 and carries out heat exchange with galvanizing furnace waste gas, atmosphere temperature rising after exchange discharges heat exchanger 3, then drying machine 12 is arrived by pipeline, for arid zones steel, the hot gas that described temperature sensor 351 Real-Time Monitoring heat exchanger 1 is discharged, and according to its temperature and air pressure adjustment pneumatic air valve 4; Described collecting hood 21 and suction fan 22 collect drying machine 12, galvanized bath 13 and the waste heat of cooling pool 14, then enter heat exchanger 2 32 by the road, with to enter galvanizing furnace feeding mouth by pipeline after air heat exchange combustion-supporting.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (8)
1. strip steel Zn-plating residual heat using device, for collecting the waste heat produced in steel band production process, exchange and recycling, comprise waste heat source (1), surplus heat collection device (2) and heat exchanger (3), it is characterized in that: described waste heat source (1) comprises galvanizing furnace exhaust outlet (11), band steel drying machine (12), galvanized bath (13) and cooling basin (14), described surplus heat collection device (2) is hot collecting hood (21), described hot collecting hood (21) is located at galvanizing furnace exhaust outlet (11) respectively, drying machine (12), galvanized bath (13) and cooling basin (14) place,
Described heat exchanger (3) comprises heat exchanger one (31) and heat exchanger two (32), the hot gas inlet end (33) of described heat exchanger one (31) connects galvanizing furnace exhaust outlet (11), exit end (35) connects drying machine (12), and gas inlet end (34) is provided with gas purifier (341), described heat exchanger two (32) hot gas inlet end (33) connects drying machine (12) by pipeline, the hot collecting hood (21) of galvanized bath (13) and cooling basin (14), exit end (35) connects galvanizing furnace opening for feed.
2. strip steel Zn-plating residual heat using device according to claim 1, is characterized in that: described heat exchanger (3) is phase-change heat exchanger.
3. strip steel Zn-plating residual heat using device according to claim 1 and 2, it is characterized in that: the supervisor of described heat exchanger one (31) hot gas inlet end (33) is divided into some strip pipes (38), wherein a strip pipe (38) hold in addition other sons alternate with blast main (39) spiral are managed (38).
4. strip steel Zn-plating residual heat using device according to claim 3, is characterized in that: described heat exchanger (3) external parcel lagging material.
5. strip steel Zn-plating residual heat using device according to claim 1, is characterized in that: be provided with suction fan (22) and operated pneumatic valve (4) between described hot collecting hood (2) and heat exchanger (3).
6. strip steel Zn-plating residual heat using device according to claim 1, is characterized in that: be provided with temperature regulator (351) and operated pneumatic valve (4) between described heat exchanger one (31) and drying machine (12).
7. strip steel Zn-plating residual heat using device according to claim 1, is characterized in that: be provided with gas blower (37) between described heat exchanger two (32) and galvanizing furnace.
8. the strip steel Zn-plating residual heat using device according to claim 5 or 6, it is characterized in that: described heat exchanger (3) is also provided with a treater, described treater is micro-chip, and is connected with suction fan (22) with temperature sensor (351), operated pneumatic valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420559567.8U CN204080086U (en) | 2014-09-26 | 2014-09-26 | Strip steel Zn-plating residual heat using device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420559567.8U CN204080086U (en) | 2014-09-26 | 2014-09-26 | Strip steel Zn-plating residual heat using device |
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| Publication Number | Publication Date |
|---|---|
| CN204080086U true CN204080086U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420559567.8U Active CN204080086U (en) | 2014-09-26 | 2014-09-26 | Strip steel Zn-plating residual heat using device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105063531A (en) * | 2015-08-08 | 2015-11-18 | 桐乡市桐德电力配件有限公司 | Galvanizing furnace |
| CN111804109A (en) * | 2020-07-24 | 2020-10-23 | 惠博新型材料有限公司 | Purification exhaust apparatus based on hot galvanizing production line |
| DE102022102291A1 (en) | 2022-02-01 | 2023-08-03 | The Coatinc Company Holding GmbH | Galvanizing plant and method for galvanizing piece goods |
-
2014
- 2014-09-26 CN CN201420559567.8U patent/CN204080086U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105063531A (en) * | 2015-08-08 | 2015-11-18 | 桐乡市桐德电力配件有限公司 | Galvanizing furnace |
| CN111804109A (en) * | 2020-07-24 | 2020-10-23 | 惠博新型材料有限公司 | Purification exhaust apparatus based on hot galvanizing production line |
| DE102022102291A1 (en) | 2022-02-01 | 2023-08-03 | The Coatinc Company Holding GmbH | Galvanizing plant and method for galvanizing piece goods |
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