CN204694084U - A kind of metal alloy smelting furnace apparatus for reusing residual heat - Google Patents
A kind of metal alloy smelting furnace apparatus for reusing residual heat Download PDFInfo
- Publication number
- CN204694084U CN204694084U CN201520257852.9U CN201520257852U CN204694084U CN 204694084 U CN204694084 U CN 204694084U CN 201520257852 U CN201520257852 U CN 201520257852U CN 204694084 U CN204694084 U CN 204694084U
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- CN
- China
- Prior art keywords
- smelting furnace
- water back
- metal alloy
- fire door
- residual heat
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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 discloses a kind of metal alloy smelting furnace apparatus for reusing residual heat, comprise support, the water back of the more than one hollow be arranged on support, described water back is arranged on outside smelting furnace fire door, one end of described water back is connected with inflow pipeline, the other end is connected with flowline, described flowline is provided with electric heater unit, and described flowline is connected with smelting furnace.The utility model, by arranging water back at smelting furnace fire door place, burns after utilizing the waste heat of melting fire door to be preheating to uniform temperature to heavy oil or coal tar again, burns more abundant, decrease pollution, take full advantage of resource, save electric resources, reach the object of energy-saving and emission-reduction.Before smelting furnace burning, adopt electric heater to preheat heavy oil or coal tar, decrease the use of electric heater, extend the service life of electric heater, decrease rate of breakdown, improve production efficiency.
Description
Technical field
The utility model belongs to smelting furnace heating device technology area, is specifically related to a kind of metal alloy smelting furnace apparatus for reusing residual heat.
Background technology
In the last few years, depressed due to economy, labor cost is too high, the minimizing of production and processing expense, huge challenge is brought to aluminium processing industry, and make in process at aluminium alloy smelting, the melting cost of aluminium alloy account for the producing cost of 50%, most regions enterprise is in order to reduce production cost, enhance productivity, under meeting national energy-saving reduction of discharging policy, the almost aluminium alloy processing enterprise of 95%, the all numerous and confused melting angle from aluminium alloy is considered, the smelting furnace of aluminium alloy can be divided into according to used heat medium difference: electric furnace, gas furnace, heavy oil smelting furnace, coal tar smelting furnace etc.And so due to electric furnace and gas furnace melting high cost, most regions aluminium processing industry does not adopt, and heavy oil smelting furnace and coal tar smelting furnace are widely used in aluminium processing industry.But no matter be that heavy oil or coal tar must be heated between 80 DEG C ~ 120 DEG C it before burning, can burn completely, heat as do not carried out not only burn insufficient, heat utilization efficiency is not high, and a large amount of waste gas can be produced, waste residue and dust, pollute air.
At present, the heater of heavy oil, coal tar all adopts electrical heating, and electric heating equipment is simple, and its structure is primarily of following composition: heating tank body, heating tube, thermocouple, electrical equipment temperature control system etc.In the use procedure of reality, so the capacity of aluminium processing enterprise aluminium melting furnace all very big, therefore the power of heater is not from 20KW ~ 100KW etc., what have is even higher, which not only adds grid electricity fee cost, and the operation principle of this heater all heats oil body by electrothermal tube, enterprise produces incessantly, the longevity of service of its heating tube, therefore greatly shorten the service life of heating tube, need often to change, and no matter be that heavy oil or coal tar all exist other impurity, these impurity are all assembled and are condensed at body place under sometimes hot and sometimes cold state, not only affect the efficiency of heating tube, and accelerate the damage of heating tube.The most seriously, if heating tube catastrophic failure, damage in process of production, shutdown of just having to is keeped in repair it, is changed, and impact is produced.When utilizing heavy oil or coal tar to add hot smelting to aluminium alloy, most heat all can flow out from fire door bottom space, so not only increases the loss of heat, the heat utilizations such as heavy oil are reduced, and heat wastes, be unfavorable for energy-saving and emission-reduction, do not meet national 12.5 developing policies.
Utility model content
In order to overcome above-mentioned technological deficiency, the utility model provides a kind of metal smelting-furnace apparatus for reusing residual heat adopting smelting furnace fire door waste heat to preheat heavy oil, coal tar.
In order to solve the problem, the utility model is achieved by following technical scheme:
Metal alloy smelting furnace apparatus for reusing residual heat described in the utility model, comprise support, the water back of the more than one hollow be arranged on support, described water back is arranged on outside smelting furnace fire door, one end of described water back is connected with inflow pipeline, the other end is connected with flowline, described flowline is provided with electric heater unit, and described flowline is connected with smelting furnace.
Further, described water back is two, two water backs are set in parallel in outside described smelting furnace fire door, water back near described smelting furnace fire door is the first water back, another water back is the second water back, one end of described first water back is connected with inflow pipeline, and the other end is connected through by bridge piece with the second water back; The other end of described second water back is connected with flowline, makes full use of the waste heat of smelting furnace fire door, and the temperature simultaneously avoiding coal tar to heat is too high.
Further, described two water backs be arranged in parallel, in order to avoid heating-up temperature is too high successively along described smelting furnace Way out.
Further, be provided with a heat insulation steel plate between described first water back and described fire door, the flare preventing molten torch stove fire door from scurrying out makes water back be out of shape.
Further, the distance of described heat insulation steel plate and described smelting furnace fire door is 3cm ~ 10cm, is preferably 5cm.
Further, the thickness of described heat insulation steel plate is 15cm ~ 30cm, is preferably 20cm.
Further, the diameter of described water back is 100cm ~ 130cm, preferred 110cm; The wall thickness of described water back is 6cm ~ 15cm, preferred 10cm.
Further, also comprise the temperature control system for measuring coal tar temperature, the temperature of better monitoring coal tar heating.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model is by arranging water back at smelting furnace fire door place, burns again, burn more abundant after utilizing the waste heat of melting fire door to be preheating to uniform temperature to heavy oil or coal tar, decrease pollution, take full advantage of resource, save electric resources, reach the object of energy-saving and emission-reduction.
2, before smelting furnace burning, adopt electric heater to preheat heavy oil or coal tar, decrease the use of electric heater, extend the service life of electric heater, decrease rate of breakdown, improve production efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail, wherein:
Fig. 1 is the structural representation of metal alloy smelting furnace apparatus for reusing residual heat described in the utility model.
In figure: 1-smelting furnace, 11-fire door, 2-first water back, 21-inflow pipeline, 22-bridge piece, 3-second water back, 31-flowline, 4-electric heater unit, the heat insulation steel plate of 5-.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
As shown in Figure 1, metal alloy smelting furnace apparatus for reusing residual heat described in the utility model, comprise support, be arranged on the first water back 2 on support, second water back 3, described first water back 2 and the second water back 3 are set up in parallel, described first water back 2 is near the fire door 11 of smelting furnace 1, described first water back 2 is connected through with the second water back 3 by bridge piece 22, the other end of described first water back 2 is connected with inflow pipeline 21, the other end of described second water back 3 is connected with flowline 31, described flowline 31 is provided with electric heater unit 4, temperature control system is provided with in described electric heater unit 4, for the temperature of the heavy oil or coal tar of monitoring process, and control electric heater unit unlatching or close.
A heat insulation steel plate 5 is provided with between described first water back 2 and fire door 11, the thickness of described heat insulation steel plate is 15cm ~ 30cm, preferred 20cm, isolates fire door and the first water back 2, and the flare preventing fire door 11 to scurry out makes the first water back 2 temperature too high and produces distortion.
Described heat insulation steel plate 5 is 3cm ~ 10cm with the distance of described fire door, is preferably 5cm, avoids heavy-oil heating too high.
The diameter of described first water back 2 and the second water back 3 is 100cm ~ 130cm, preferred 110cm, and its wall thickness is 6cm ~ 15cm, preferred 10cm.
Two water backs be set up in parallel are adopted in the present embodiment, but the utility model is not limited to employing two water backs, also according to the needs produced, can adopt multiple water backs such as, three, four, between water back, pass through the through connection of bridge piece successively.
The operation principle of metal alloy smelting furnace apparatus for reusing residual heat described in the utility model is:
When opening smelting furnace, heavy oil or coal tar are through inflow pipeline, because smelting furnace does not also burn, by electric heater unit heating fuel, when the furnace temperature of smelting furnace raises, fire door produces waste heat, by the heavy-oil heating through the first water back and the second water back, when the temperature control system in electric heater unit detects that the temperature of heavy oil reaches the temperature preset, close electric heater unit, more than heavy oil is shed by fire door, temperature carries out preheating, makes its Thorough combustion.
The utility model, has saved electric resources, has made full use of resource, reached energy-saving and emission-reduction, reduces the object of environmental pollution.
Described in the present embodiment, other structure of metal alloy smelting furnace apparatus for reusing residual heat is see prior art.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, therefore everyly do not depart from technical solutions of the utility model content, the any amendment done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a metal alloy smelting furnace apparatus for reusing residual heat, it is characterized in that: comprise support, the water back of the more than one hollow be arranged on support, it is outer and be arranged in parallel with described fire door place plane that described water back is arranged on smelting furnace fire door, one end of described water back is connected with inflow pipeline, the other end is connected with flowline, described flowline is provided with electric heater unit, and described flowline is connected with smelting furnace.
2. metal alloy smelting furnace apparatus for reusing residual heat according to claim 1, it is characterized in that: described water back is two, two water backs are set in parallel in outside described fire door, water back near described smelting furnace fire door is the first water back, another water back is the second water back, one end of described first water back is connected with inflow pipeline, and the other end is connected through by bridge piece with the second water back; The other end of described second water back is connected with flowline.
3. metal alloy smelting furnace apparatus for reusing residual heat according to claim 2, is characterized in that: be provided with a heat insulation steel plate between described first water back and described fire door.
4. metal alloy smelting furnace apparatus for reusing residual heat according to claim 3, is characterized in that: the distance of described heat insulation steel plate and described smelting furnace fire door is 3cm ~ 10cm.
5. metal alloy smelting furnace apparatus for reusing residual heat according to claim 4, is characterized in that: the distance of described heat insulation steel plate and described smelting furnace fire door is 5cm.
6. metal alloy smelting furnace apparatus for reusing residual heat according to claim 3, is characterized in that: the thickness of described heat insulation steel plate is 15cm ~ 30cm.
7. metal alloy smelting furnace apparatus for reusing residual heat according to claim 6, is characterized in that: the thickness of described heat insulation steel plate is 20cm.
8. metal alloy smelting furnace apparatus for reusing residual heat according to claim 1, is characterized in that: the diameter of described water back is 100cm ~ 130cm; The wall thickness of described water back is 6cm ~ 15cm.
9. metal alloy smelting furnace apparatus for reusing residual heat according to claim 1, is characterized in that: the diameter of described water back is 110cm; Its wall thickness is 10cm.
10. metal alloy smelting furnace apparatus for reusing residual heat according to any one of claim 1 to 9, is characterized in that: also comprise the temperature control system for measuring coal tar temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520257852.9U CN204694084U (en) | 2015-04-27 | 2015-04-27 | A kind of metal alloy smelting furnace apparatus for reusing residual heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520257852.9U CN204694084U (en) | 2015-04-27 | 2015-04-27 | A kind of metal alloy smelting furnace apparatus for reusing residual heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204694084U true CN204694084U (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520257852.9U Expired - Fee Related CN204694084U (en) | 2015-04-27 | 2015-04-27 | A kind of metal alloy smelting furnace apparatus for reusing residual heat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546104A (en) * | 2017-01-18 | 2017-03-29 | 山东海利传动机械制造有限公司 | A kind of atmosphere controllable multi-purpose furnace fire door residual heat using device |
-
2015
- 2015-04-27 CN CN201520257852.9U patent/CN204694084U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546104A (en) * | 2017-01-18 | 2017-03-29 | 山东海利传动机械制造有限公司 | A kind of atmosphere controllable multi-purpose furnace fire door residual heat using device |
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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: 20151007 Termination date: 20180427 |