CN203700475U - Combustion residual heat recycling system on hot-dip galvanizing production line - Google Patents
Combustion residual heat recycling system on hot-dip galvanizing production line Download PDFInfo
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- CN203700475U CN203700475U CN201320825603.6U CN201320825603U CN203700475U CN 203700475 U CN203700475 U CN 203700475U CN 201320825603 U CN201320825603 U CN 201320825603U CN 203700475 U CN203700475 U CN 203700475U
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- pipeline
- hot water
- interchanger
- economizer
- recycling system
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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
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Abstract
The utility model provides a combustion residual heat recycling system on a hot-dip galvanizing production line. The combustion residual heat recycling system is characterized by comprising a flue, a galvanizing assistant solvent groove, a coal economizer, heat exchangers and a hot water tank, wherein a stirring mechanism is arranged in the galvanizing assistant solvent groove; two heat exchangers are arranged at the two ends of the groove body of the galvanizing assistant solvent groove respectively; the coal economizer is arranged in the flue; a water outlet pipeline of the coal economizer is fixedly connected with the water inlet end of the hot water tank through a pipeline; the water outlet end of the hot water tank is connected with a hot water pump through a pipeline; the hot water pump is fixedly connected with inlet pipes of the two heat exchangers respectively through pipelines; an outlet pipe of each heat exchanger is fixedly connected with a water inlet pipeline of the coal economizer through a pipeline; and a circular hot water pipeline is formed among the coal economizer, the hot water tank and the heat exchangers. The combustion residual heat recycling system is high in the residual heat utilization ratio, and a large amount of energy can be saved. Impurity filters are arranged on the inlet pipes and outlet pipes of the heat exchangers at the two ends of the galvanizing assistant solvent groove, so that influences on the working efficiencies of the heat exchangers caused by impurities can be prevented, and the service lives of the heat exchangers can be prolonged.
Description
Technical field
The utility model relates to the technical field of waste heat recovery, refers in particular to the burner exhaust heat recycling system on a kind of galvanizing production line.
Background technology
Along with the industrialized continuous propelling development of China, greenhouse gas emissions also constantly increase, and this has had a strong impact on ecological natural environment, and does not meet the direction of Sustainable development.Nowadays, energy-saving and emission-reduction are important slogans that country proposes, the industry that galvanizing consumes as high energy gamma source, the utilization ratio that improves the energy is to realize the essential measure of energy-saving and emission-reduction, for producing a large amount of flue gases after the combustion of natural gas of heating galvanizing boiler, it still has higher heat after leaving zinc stove, but a lot of pot galvanize enterprise is in actual production process, the flue gas producing after combustion of natural gas directly discharges in atmosphere by chimney, has wasted the heat resources that can again utilize.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of reasonable in design, utilization rate of waste heat is high, burner exhaust heat recycling system on the galvanizing production line of good energy-conserving effect.
For achieving the above object, technical scheme provided by the utility model is: a kind of galvanization production line waste heat recycling system, it includes flue gas flue, help plating liquor groove, economizer, interchanger and hot well tank, wherein, help plating liquor groove bottom land to be provided with stirring mechanism, two interchanger are arranged on respectively and help plating liquor groove cell body length direction two ends, described economizer is arranged in flue gas flue, and the outlet conduit of economizer is fixedly connected with by pipeline with the feed-water end of hot well tank, the water side pipeline of hot well tank is connected with hot water pump, and this hot water pump is fixedly connected by pipeline with the inlet pipe of two interchanger respectively, the outlet pipe of interchanger and the inlet channel of economizer are fixedly connected by pipeline, economizer, between hot well tank and interchanger, form circulating hot water pipeline.
Pipeline between inlet pipe and the hot water pump of described interchanger is provided with contaminant filter.
Described stirring mechanism is any of pressurized air device or water pump.
The utility model is adopting after such scheme, its great advantage is by economizer, between hot well tank and interchanger, set up circulating hot water pipeline, fume afterheat in flue gas flue is delivered to as far as possible add helping in plating liquor groove of heat request, and add stirring mechanism helping in plating liquor groove groove, accelerate groove wife and plate solvent thermally equivalent, be conducive to the surface that plating assistant agent is attached to unplated piece better, for pot galvanize operation ready, and utilization rate of waste heat is high, save mass energy, in addition, help inlet pipe and the outlet pipe of the interchanger at plating liquor groove two ends to be equipped with contaminant filter, avoid forming fouling and stopping up hot water circulation at circulating hot water pipeline inwall, also prevent the working efficiency of impurity effect interchanger simultaneously, extend better the working life of interchanger.
Accompanying drawing explanation
Fig. 1 is functional block diagram of the present utility model.
Fig. 2 is the structural representation that helps plating liquor groove of the present utility model.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail:
Referring to accompanying drawing 1 to shown in accompanying drawing 2, galvanization production line waste heat recycling system described in the present embodiment, it includes flue gas flue 1, help plating liquor groove 2, economizer 3, interchanger 4 and hot well tank 5, wherein, help in plating liquor groove 2 grooves and be provided with stirring mechanism 2-1, and this stirring mechanism is pressurized air device or water pump, two interchanger 4 are arranged on respectively and help plating liquor groove 2 cell body length direction two ends, described economizer 3 is arranged in flue gas flue 1, and the outlet conduit 3-1 of economizer 3 is fixedly connected with by pipeline with the feed-water end 5-2 of hot well tank 5, the water side 5-1 pipeline of hot well tank 5 is connected with hot water pump 7, and this hot water pump 7 is fixedly connected by pipeline with the inlet pipe 4-2 of two interchanger 4 respectively, the outlet pipe 4-1 of interchanger 4 and the inlet channel 3-2 of economizer 3 are fixedly connected by pipeline, economizer 3, between hot well tank 5 and interchanger 4, form circulating hot water pipeline.On the inlet pipe 4-2 of interchanger 4 and outlet pipe 4-1, be equipped with contaminant filter 6.
According to the structure of above-mentioned galvanization production line waste heat recycling system, its mode of operation is: after the combustion of natural gas for the heating of zinc pot, it produces a large amount of flue gases, and flue gas is by being located at the economizer 3 in flue gas flue 1, the flue gas heating of high temperature water in economizer 3, because the outlet conduit 3-1 of economizer 3 and the feed-water end 5-2 of hot well tank 5 join, make the hot water in economizer 3 flow to hot well tank 5 by the outlet conduit 3-1 of economizer 3, in water side, 5-1 pipeline has been connected with hot water pump 7, by the work of hot water pump 7, hot water flow is to interchanger 4, and be arranged on the interchanger 4 that helps plating liquor groove 2 two ends by thermal energy transfer to the solution helping in plating liquor groove 2 grooves, now, help the stirring mechanism 2-1 in plating liquor groove 2 grooves to start working, by the work of stirring mechanism 2-1, accelerate to help the thermally equivalent of solution in plating liquor groove 2 grooves, be conducive at plating assistant agent in unplated piece surface attachment, hot water in interchanger 4 is got back in economizer 3 and is reheated by the outlet pipe 4-1 of interchanger 4, make the hot water can circulating-heating utilization, simultaneously, on the pipeline between inlet pipe 4-2 and the hot water pump 7 of interchanger 4, be provided with contaminant filter 6, for removing the impurity in hot water circulation pipeline, prevent the working efficiency of inner-walls of duct fouling obstruction or impurity effect interchanger, greatly promote the heat transfer effect of interchanger, extend its working life.This galvanization production line waste heat recycling system utilization rate of waste heat is high, good effect of heat exchange, can effectively guarantee to help the solution temperature of plating liquor groove 2 to remain on optimum temps, simultaneously, contaminant filter 6 makes the water in circulating line keep clean, avoid forming fouling and stopping up hot water circulation at circulating hot water pipeline inwall, also prevent the working efficiency of impurity effect interchanger, the working life that extends better interchanger simultaneously.By this burner exhaust heat recovery system, utilize used heat resource to heat quickening liquid, make that unplated piece pre-preg is fast, adhesive ability is strong, surface drying is fast, while carrying out lower zinc pot, greatly reduce the phenomenons such as quick-fried zinc, simultaneously again can save energy, meet current environmental protection, energy-conservation requirement.
The examples of implementation of the above are only the preferred embodiment of the utility model, not limit practical range of the present utility model with this, therefore the variation that all shapes according to the utility model, principle are done all should be encompassed in protection domain of the present utility model.
Claims (3)
1. the burner exhaust heat recycling system on a galvanizing production line, it is characterized in that: it includes flue gas flue (1), help plating liquor groove (2), economizer (3), interchanger (4) and hot well tank (5), wherein, help in plating liquor groove (2) groove and be provided with stirring mechanism (2-1), two interchanger (4) are arranged on respectively and help plating liquor groove (2) cell body length direction two ends, described economizer (3) is arranged in flue gas flue (1), and the outlet conduit (3-1) of economizer (3) is fixedly connected with by pipeline with the feed-water end (5-2) of hot well tank (5), water side (5-1) pipeline of hot well tank (5) is connected with hot water pump (7), and this hot water pump (7) is fixedly connected by pipeline with the inlet pipe (4-2) of two interchanger (4) respectively, the outlet pipe (4-1) of interchanger (4) is fixedly connected by pipeline with the inlet channel (3-2) of economizer (3), economizer (3), between hot well tank (5) and interchanger (4), form circulating hot water pipeline.
2. the burner exhaust heat recycling system on a kind of galvanizing production line according to claim 1, is characterized in that: the pipeline between inlet pipe (4-2) and the hot water pump (7) of described interchanger (4) is provided with contaminant filter (6).
3. the burner exhaust heat recycling system on a kind of galvanizing production line according to claim 1, is characterized in that: any that described stirring mechanism (2-1) is pressurized air device or stirring pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825603.6U CN203700475U (en) | 2013-12-16 | 2013-12-16 | Combustion residual heat recycling system on hot-dip galvanizing production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320825603.6U CN203700475U (en) | 2013-12-16 | 2013-12-16 | Combustion residual heat recycling system on hot-dip galvanizing production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203700475U true CN203700475U (en) | 2014-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320825603.6U Expired - Fee Related CN203700475U (en) | 2013-12-16 | 2013-12-16 | Combustion residual heat recycling system on hot-dip galvanizing production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203700475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103643193A (en) * | 2013-12-16 | 2014-03-19 | 广东迪生电力钢构器材有限公司 | Burning waste heat recycling system on hot-dipping galvanizing production line |
-
2013
- 2013-12-16 CN CN201320825603.6U patent/CN203700475U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103643193A (en) * | 2013-12-16 | 2014-03-19 | 广东迪生电力钢构器材有限公司 | Burning waste heat recycling system on hot-dipping galvanizing production line |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20171216 |