CN205119797U - Energy -saving melting furnace - Google Patents
Energy -saving melting furnace Download PDFInfo
- Publication number
- CN205119797U CN205119797U CN201520890974.1U CN201520890974U CN205119797U CN 205119797 U CN205119797 U CN 205119797U CN 201520890974 U CN201520890974 U CN 201520890974U CN 205119797 U CN205119797 U CN 205119797U
- Authority
- CN
- China
- Prior art keywords
- energy
- pipe
- smoke exhaust
- exhaust pipe
- furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000008018 melting Effects 0.000 title abstract 5
- 238000002844 melting Methods 0.000 title abstract 5
- 125000006850 spacer group Chemical group 0.000 claims abstract description 3
- 238000003723 Smelting Methods 0.000 claims description 36
- 239000000779 smoke Substances 0.000 claims description 29
- 238000009413 insulation Methods 0.000 claims description 10
- 239000011449 brick Substances 0.000 claims description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000003020 moisturizing effect Effects 0.000 abstract description 5
- 238000004321 preservation Methods 0.000 abstract description 5
- 239000003517 fume Substances 0.000 abstract 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model provides an energy -saving melting furnace. Energy -saving melting furnace includes the furnace body, discharge fume tub, the moisturizing pipe, the furnace body includes from interior stove inside lining, heat preservation and the shell that extremely sets gradually outward, the pipe of discharging fume runs through the stove inside lining the heat preservation with shell to stove inner chamber, the moisturizing pipe runs through the pipe of discharging fume is just located the intraductal chamber of discharging fume, the pipe of discharging fume is established by inside and outside pipe wall spacer sleeve and is formed, forms a cylindrical passage and a annular channel. The utility model provides a high temperature waste gas that energy -saving melting furnace can effectively utilize energy -saving melting furnace and discharges effectively reaches energy saving and emission reduction, and its heat preservation is effectual, reduced energy use.
Description
Technical field
The utility model relates to a kind of aluminium ingot production equipment, particularly relates to a kind of aluminium ingot production energy-saving smelting furnace.
Background technology
Need to use smelting furnace equipment in the production of aluminium ingot, the heat energy that traditional smelting furnace utilizes fuel combustion to discharge or other energy heats water or other working medium, to produce the equipment of the steam of regulation parameter (temperature, pressure) and quality, hot water or other working medium.In smelting furnace use procedure, need to carry out moisturizing to it.Conventional moisturizing temperature, at about 40 degree, when a large amount of moisturizing, can cause energy-saving smelting furnace fast cooling, forms gas and blocks up, affect normal steam supply.And aluminium ingot production smelting furnace is when discharging flue gas, its temperature is higher, and direct discharge then causes the waste of the energy.
At present, aluminum alloy smelting furnace generally all adopts iron sheet as the shell of body of heater, but, because iron sheet heat conduction is very fast, a large amount of heats is lost by iron sheet outer casing, thus causing the energy loss of smelting furnace comparatively large, temperature retention time is inadequate, affects properties of product, simultaneously, because iron sheet outer casing is for a long time by high temperature erosion, causes the service life of smelting furnace shorter, need often to change shell.
Utility model content
For solving the problem, the energy-saving smelting furnace that the utility model provides high-temp waste gas that a kind of effective utilization discharges, energy-saving and emission-reduction, high insulating effect, the minimizing energy use.
A kind of energy-saving smelting furnace, comprise body of heater, smoke exhaust pipe, filling pipe, described body of heater comprises the inner lining of furnace, heat-insulation layer and the shell that set gradually from the inside to the outside, described smoke exhaust pipe runs through described inner lining of furnace, described heat-insulation layer and described shell to furnace chamber, described filling pipe runs through described smoke exhaust pipe and is located at described smoke exhaust pipe inner chamber, described smoke exhaust pipe is established by inside and outside tube wall spacer sleeve and is formed, and forms a cylindrical channel and a circular passage.
In a kind of preferred embodiment of the energy-saving smelting furnace provided at the utility model, described filling pipe is coiled pipe.
In a kind of preferred embodiment of the energy-saving smelting furnace provided at the utility model, described shell is that Plate Welding forms, and whole shell forms a reinforcing steel construction.
In a kind of preferred embodiment of the energy-saving smelting furnace provided at the utility model, described heat-insulation layer is asbestos layer, and the bottom of described body of heater and the inner lining of furnace of sidewall are poured into a mould by fire-resistant antiseepage castable and formed, and the inner lining of furnace on the top of body of heater is made up of high-alumina brick.
In a kind of preferred embodiment of the energy-saving smelting furnace provided at the utility model, described body of heater also comprises dewatering outlet, and the brick at described dewatering outlet place is carbonitride of silicium brick.
In a kind of preferred embodiment of the energy-saving smelting furnace provided at the utility model, an air inlet pipe is provided with bottom described smoke exhaust pipe, described air inlet pipe is communicated to described circular passage, described smoke exhaust pipe is also provided with multiple blast pipe, described smoke exhaust pipe is located in multiple described blast pipe one end, and the other end is evenly located at described body of heater top and is communicated to furnace chamber.
Compared to prior art, the described energy-saving smelting furnace that the utility model provides has following beneficial effect:
One, the described filling pipe of described energy-saving smelting furnace that the utility model provides passes from described smoke exhaust pipe inner chamber, effectively utilize the high-temp waste gas that described body of heater discharges, with the principle of heat exchange, cold water is heated, effectively reach energy-saving and emission-reduction, reduce the energy and use.
Two, the described filling pipe of described energy-saving smelting furnace that the utility model provides is coiled pipe, adds the contact area of described filling pipe and waste gas fully, improves heat exchanger effectiveness.
Three, the described energy-saving smelting furnace that the utility model provides passes through inside described shell, set up described inner lining of furnace and described heat-insulation layer, not only effectively reduce energy consumption, and substantially increase heat-insulating property, can long-time heat preservation in described body of heater, decrease thermal losses, in addition, because the temperature of material can not directly pass on described shell, the service life of smelting furnace is extended, greatly reduces maintenance cost.
Four, the utility model is provided with described circular passage at described smoke exhaust pipe, described air inlet pipe and described blast pipe, by described air inlet pipe, the cold air (normal temperature air) in the external world is entered described circular passage, utilize the principle of cold and hot exchange, absorb the heat in described smoke exhaust pipe, and the air absorbing heat is entered furnace chamber, reduce EGT, simultaneously, the air themperature entering furnace chamber rises, combustion intensity is improve after air preheat, flame temperature and speed, strengthening furnace atmosphere circulation and programming rate, reduce operating cost, decrease environmental pollution simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the energy-saving smelting furnace structural representation that the utility model provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.
Referring to Fig. 1, is the energy-saving smelting furnace structural representation that the utility model provides.Described energy-saving smelting furnace 1 comprises body of heater 11, smoke exhaust pipe 12, filling pipe 13.
Described body of heater 11 comprise set gradually from the inside to the outside inner lining of furnace 111, heat-insulation layer 112, shell 113 and dewatering outlet 114.Described shell 113 forms for Plate Welding, and whole shell forms a reinforcing steel construction.Described heat-insulation layer 112 is asbestos layer.The bottom of described body of heater 11 and the described inner lining of furnace 111 of sidewall are poured into a mould by fire-resistant antiseepage castable and are formed, and the described inner lining of furnace 111 on the top of described body of heater 11 is made up of high-alumina brick.The brick at described dewatering outlet 114 place is carbonitride of silicium brick.
Described smoke exhaust pipe 12 tube wall is arranged by inside and outside wall interval and forms, and forms a cylindrical channel 120 and a circular passage 121.Described smoke exhaust pipe 12 is located at described body 11 top.An air inlet pipe 122 and multiple blast pipe 123 is provided with bottom described smoke exhaust pipe 12, described air inlet pipe 122 is communicated to described circular passage 121, described smoke exhaust pipe 12 is located in multiple described blast pipe 123 one end, and the other end is evenly located at described body of heater 11 top and is communicated to furnace chamber.
Described filling pipe 13 is coiled pipe.Described filling pipe 13 runs through described smoke exhaust pipe 12, and except two ends, mid portion is located at described smoke exhaust pipe 12 inner chamber.
Compared to prior art, the described energy-saving smelting furnace 1 that the utility model provides has following beneficial effect:
One, the described filling pipe 13 of described energy-saving smelting furnace 1 that the utility model provides passes from described smoke exhaust pipe 12 inner chamber, effectively utilize the high-temp waste gas that described body of heater 11 discharges, with the principle of heat exchange, cold water is heated, effectively reach energy-saving and emission-reduction, reduce the energy and use.
Two, the described filling pipe 13 of the described energy-saving smelting furnace 1 that provides of the utility model is coiled pipe, adds contact area and the time of contact of described filling pipe 12 and waste gas fully, improves heat exchanger effectiveness.
Three, the described energy-saving smelting furnace 1 that the utility model provides passes through to set up described inner lining of furnace 111 and described heat-insulation layer 112 inside described shell 113, not only effectively reduce energy consumption, and substantially increase heat-insulating property, can long-time heat preservation in described body of heater 11, decrease thermal losses, in addition, the temperature due to material can not directly pass on described shell 113, the service life of smelting furnace is extended, greatly reduces maintenance cost.
Four, the utility model is provided with described circular passage 121 at described smoke exhaust pipe 12, described air inlet pipe 122 and described blast pipe 123, by described air inlet pipe 122, the cold air (normal temperature air) in the external world is entered described circular passage 121, utilize the principle of cold and hot exchange, absorb the heat in described smoke exhaust pipe 12, and the air absorbing heat is entered in described body of heater 11, reduce EGT, simultaneously, the air themperature entering furnace chamber rises, combustion intensity is improve after air preheat, flame temperature and speed, strengthening furnace atmosphere circulation and programming rate, reduce operating cost, decrease environmental pollution simultaneously.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included within scope of patent protection of the present utility model.
Claims (6)
1. an energy-saving smelting furnace, it is characterized in that: comprise body of heater, smoke exhaust pipe, filling pipe, described body of heater comprises the inner lining of furnace, heat-insulation layer and the shell that set gradually from the inside to the outside, described smoke exhaust pipe runs through described inner lining of furnace, described heat-insulation layer and described shell to furnace chamber, described filling pipe runs through described smoke exhaust pipe and is located at described smoke exhaust pipe inner chamber, described smoke exhaust pipe is established by inside and outside tube wall spacer sleeve and is formed, and forms a cylindrical channel and a circular passage.
2. energy-saving smelting furnace according to claim 1, is characterized in that: described filling pipe is coiled pipe.
3. energy-saving smelting furnace according to claim 2, is characterized in that: described shell is that Plate Welding forms, and whole shell forms a reinforcing steel construction.
4. energy-saving smelting furnace according to claim 3, is characterized in that: described heat-insulation layer is asbestos layer, and the bottom of described body of heater and the inner lining of furnace of sidewall are poured into a mould by fire-resistant antiseepage castable and formed, and the inner lining of furnace on the top of body of heater is made up of high-alumina brick.
5. energy-saving smelting furnace according to claim 1, is characterized in that: described body of heater also comprises dewatering outlet, and the brick at described dewatering outlet place is carbonitride of silicium brick.
6. energy-saving smelting furnace according to claim 1, it is characterized in that: bottom described smoke exhaust pipe, be provided with an air inlet pipe, described air inlet pipe is communicated to described circular passage, described smoke exhaust pipe is also provided with multiple blast pipe, described smoke exhaust pipe is located in multiple described blast pipe one end, and the other end is evenly located at described body of heater top and is communicated to furnace chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520890974.1U CN205119797U (en) | 2015-11-10 | 2015-11-10 | Energy -saving melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520890974.1U CN205119797U (en) | 2015-11-10 | 2015-11-10 | Energy -saving melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205119797U true CN205119797U (en) | 2016-03-30 |
Family
ID=55575398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520890974.1U Expired - Fee Related CN205119797U (en) | 2015-11-10 | 2015-11-10 | Energy -saving melting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205119797U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894171A (en) * | 2017-11-13 | 2018-04-10 | 福建奋安铝业有限公司 | Waste heat comprehensive utilization system in aluminum profile production line |
| CN107930318A (en) * | 2017-11-15 | 2018-04-20 | 广西塔锡科技有限公司 | A kind of energy saving smelting-furnace |
| CN108050853A (en) * | 2017-12-14 | 2018-05-18 | 沈阳市东盛金属制品有限公司 | A kind of method and smelting furnace for casting 201z5 aluminium alloys |
-
2015
- 2015-11-10 CN CN201520890974.1U patent/CN205119797U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894171A (en) * | 2017-11-13 | 2018-04-10 | 福建奋安铝业有限公司 | Waste heat comprehensive utilization system in aluminum profile production line |
| CN107930318A (en) * | 2017-11-15 | 2018-04-20 | 广西塔锡科技有限公司 | A kind of energy saving smelting-furnace |
| CN108050853A (en) * | 2017-12-14 | 2018-05-18 | 沈阳市东盛金属制品有限公司 | A kind of method and smelting furnace for casting 201z5 aluminium alloys |
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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 |
Granted publication date: 20160330 Termination date: 20171110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |