CN202836246U - Gas bell type annealing furnace energy-saving type combustion system - Google Patents
Gas bell type annealing furnace energy-saving type combustion system Download PDFInfo
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- CN202836246U CN202836246U CN2012205159966U CN201220515996U CN202836246U CN 202836246 U CN202836246 U CN 202836246U CN 2012205159966 U CN2012205159966 U CN 2012205159966U CN 201220515996 U CN201220515996 U CN 201220515996U CN 202836246 U CN202836246 U CN 202836246U
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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 relates to a gas bell type annealing furnace energy-saving type combustion system which comprises an annealing furnace, wherein a top cover is arranged on the top portion of the annealing furnace, nozzles connected with gas pipelines are distributed on the annealing furnace, and a plate heat exchanger is fixed on the outer side of the annealing furnace. The plate heat exchanger is provided with a first medium inlet, a first medium outlet, a second medium inlet and a second medium outlet, wherein the first medium inlet is connected with a smoke outlet in the top cover, the first medium outlet is connected with a smoke discharge pipeline, the second medium inlet is connected with a cold air pipeline, the second medium outlet is connected with a hot air pipeline, and the hot air pipeline is connected with the nozzles. According to the gas bell type annealing furnace energy-saving type combustion system, the plate heat exchanger is adopted for recycling of waste heat of smoke, the heat exchanging area in unit volume of the plate heat exchanger is capable of meeting requirements of sufficient heat exchanging, heat efficiency of the bell type annealing furnace is improved, and annealing heat treatment cost of the annealing furnace is reduced.
Description
Technical field
The utility model relates to the annealing furnace in the Equipment for Heating Processing, specifically the energy-saving combustion system of a kind of gas cover type annealing furnace.
Background technology
Along with improving constantly and socioeconomic sustainable development of industrial level; people are more and more higher to environment and protection of resources consciousness; and heat treatment industry is the energy consumption rich and influential family; particularly gas cover type annealing furnace is the cycle stove, and monnolithic case is less; useful load is high; energy-conservation mode mainly is to improve the thermal efficiency, reduces heat loss, and the waste heat recovery of combustion product gases is just extremely important.
In the prior art, the main fume afterheat that adopts barrel type heat exchanger, bayonet-tube exchanger and finned heat exchanger to reclaim annealing furnace, but in limited space, to accomplish enough heat exchange areas, abundant recovery waste heat, then profile is very large, can't realize, can only partially recycled waste heat, cause waste heat to discharge in a large number, annealing heat treatment cost is high.
Summary of the invention
The utility model provides a kind of gas cover type annealing furnace energy-saving combustion system for the problems referred to above, and this system can take full advantage of the waste heat of flue gas, thereby improves the thermal efficiency of annealing furnace.
According to the technical solution of the utility model: the energy-saving combustion system of a kind of gas cover type annealing furnace, comprise annealing furnace, the top of described annealing furnace is provided with overhead guard, be furnished with the burner that links to each other with fuel gas pipeline on the described annealing furnace, the external stability of described annealing furnace has plate type heat exchanger, be provided with the first medium import on the described plate type heat exchanger, the first medium outlet, second medium import and second medium outlet, described first medium import links to each other with exhanst gas outlet on the described overhead guard, described first medium outlet links to each other with smoke-exhaust pipeline, described second medium import links to each other with the cold wind pipeline, described second medium outlet links to each other with hot-blast pipe line, and described hot-blast pipe line links to each other with described burner.
Described first medium import and the outlet of described first medium lay respectively at top and the bottom of described plate type heat exchanger, and described second medium import and the outlet of described second medium lay respectively at the side of described plate type heat exchanger.
Described burner has a plurality of, and described hot-blast pipe line links to each other by the described burner of arm and each respectively.
Technique effect of the present utility model is: the utility model adopts plate type heat exchanger to recycle fume afterheat, heat exchange area in the plate type heat exchanger unit volume can satisfy sufficient heat exchange, can improve the thermal efficiency of bell type annealing furnace, reduce annealing furnace annealing heat treatment cost.
Description of drawings
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described.
Among Fig. 1, comprise plate type heat exchanger 1, hot-blast pipe line 2, cold wind pipeline 3, burner 4, smoke-exhaust pipeline 5, fuel gas pipeline 6, annealing furnace 7, overhead guard 8 etc.
As shown in Figure 1, the utility model is the energy-saving combustion system of a kind of gas cover type annealing furnace, comprises annealing furnace 7, and the top of annealing furnace 7 is provided with overhead guard 8, is furnished with the burner 4 that links to each other with fuel gas pipeline 6 on the annealing furnace 7.
The utility model has plate type heat exchanger 1 in the external stability of annealing furnace 7, is provided with the outlet of first medium import, first medium, second medium import and second medium outlet on the plate type heat exchanger 1, and the first medium import links to each other with exhanst gas outlet on the overhead guard 8.First medium import and first medium outlet lay respectively at top and the bottom of plate type heat exchanger 1, and second medium import and second medium outlet lay respectively at the side of plate type heat exchanger 1.
The first medium outlet of plate type heat exchanger 1 links to each other with smoke-exhaust pipeline 5, and the second medium import links to each other with cold wind pipeline 3, and the second medium outlet links to each other with hot-blast pipe line 2, and hot-blast pipe line 2 links to each other with burner 4.
The burner 4 of annealing furnace 7 has a plurality of, and hot-blast pipe line 2 links to each other with each burner 4 by arm respectively.
The course of work of the present utility model is as follows: the discharging flue gas is discharged by smoke-exhaust pipeline 5 through the cooling of plate type heat exchanger 1 sufficient heat exchange, by cold wind pipeline 3 combustion air is accessed burners 4 through plate type heat exchanger 1 and hot flue gas sufficient heat exchange by hot-blast pipe line 2, the fuel gas completing combustion of hot combustion air and fuel gas pipeline 6 accesses produces heat heating and insulation annealing workpiece, reaches the effect of energy-conservation and low-carbon emission.
The utility model adopts plate type heat exchanger to recycle fume afterheat, heat exchange area in the plate type heat exchanger unit volume can satisfy sufficient heat exchange, can reach the completing combustion of combustion gas, can improve the thermal efficiency of bell type annealing furnace, reduce annealing furnace annealing heat treatment cost.
The utility model can be stable continuously for a long time, long service life; The utility model does not need repairing substantially, easy maintenance.
Claims (3)
1. energy-saving combustion system of gas cover type annealing furnace, comprise annealing furnace (7), the top of described annealing furnace (7) is provided with overhead guard (8), be furnished with the burner (4) that links to each other with fuel gas pipeline (6) on the described annealing furnace (7), it is characterized in that: the external stability of described annealing furnace (7) has plate type heat exchanger (1), described plate type heat exchanger is provided with the first medium import on (1), the first medium outlet, second medium import and second medium outlet, described first medium import links to each other with exhanst gas outlet on the described overhead guard (8), described first medium outlet links to each other with smoke-exhaust pipeline (5), described second medium import links to each other with cold wind pipeline (3), described second medium outlet links to each other with hot-blast pipe line (2), and described hot-blast pipe line (2) links to each other with described burner (4).
2. according to the energy-saving combustion system of gas cover type annealing furnace claimed in claim 1, it is characterized in that: described first medium import and the outlet of described first medium lay respectively at top and the bottom of described plate type heat exchanger (1), and described second medium import and the outlet of described second medium lay respectively at the side of described plate type heat exchanger (1).
3. according to the energy-saving combustion system of gas cover type annealing furnace claimed in claim 1, it is characterized in that: described burner (4) has a plurality of, and described hot-blast pipe line (2) links to each other by the described burner of arm and each (4) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205159966U CN202836246U (en) | 2012-10-09 | 2012-10-09 | Gas bell type annealing furnace energy-saving type combustion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205159966U CN202836246U (en) | 2012-10-09 | 2012-10-09 | Gas bell type annealing furnace energy-saving type combustion system |
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| Publication Number | Publication Date |
|---|---|
| CN202836246U true CN202836246U (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012205159966U Expired - Lifetime CN202836246U (en) | 2012-10-09 | 2012-10-09 | Gas bell type annealing furnace energy-saving type combustion system |
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| CN (1) | CN202836246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865751A (en) * | 2012-10-09 | 2013-01-09 | 无锡信德隆工业炉有限公司 | Energy-saving combustion system of gas bell-type annealing furnace |
-
2012
- 2012-10-09 CN CN2012205159966U patent/CN202836246U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865751A (en) * | 2012-10-09 | 2013-01-09 | 无锡信德隆工业炉有限公司 | Energy-saving combustion system of gas bell-type annealing furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |