CN203687585U - Vertical continuous aluminum smelting furnace - Google Patents
Vertical continuous aluminum smelting furnace Download PDFInfo
- Publication number
- CN203687585U CN203687585U CN201420066288.8U CN201420066288U CN203687585U CN 203687585 U CN203687585 U CN 203687585U CN 201420066288 U CN201420066288 U CN 201420066288U CN 203687585 U CN203687585 U CN 203687585U
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- China
- Prior art keywords
- furnace
- vertical
- plate type
- rectangular plate
- shaft furnace
- Prior art date
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- Expired - Lifetime
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 53
- 238000003723 Smelting Methods 0.000 title claims abstract description 17
- 238000002485 combustion reaction Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000004873 anchoring Methods 0.000 claims abstract description 10
- 239000000779 smoke Substances 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 3
- 239000004411 aluminium Substances 0.000 claims description 47
- 239000011449 brick Substances 0.000 claims description 16
- 238000002844 melting Methods 0.000 claims description 12
- 230000008018 melting Effects 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 2
- 230000008676 import Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000000638 solvent extraction Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
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- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model relates to a vertical continuous aluminum smelting furnace which comprises a vertical smelting furnace body and a feeding mechanism, wherein the vertical smelting furnace body is composed of a base furnace, vertical furnaces, a combustion system, an emitted smoke collecting cover and a smoke discharging pipe. The at least two vertical furnaces are arranged above the base furnace, a small-space base furnace and high vertical furnace structure is formed by the vertical furnaces and the base furnace, and a rectangular plate type pre-heater is arranged on the side, right opposite to an aluminum ingot feeding parabola of the feeding mechanism, of the vertical furnace on the upper layer, bears impact force caused by aluminum ingot feeding, and is connected with and conveys pre-heated air to the combustion system to participate in combustion; linings of the vertical furnaces are integrally formed in a partitioned mode and formed in a laid mode through anchoring hook structures, a lining of the base furnace is also integrally formed in a partitioned mode and formed in a laid mode through an anchoring hook structure, and partitioning riser stretchable grooves are formed between adjacent cast blocks of the lining of the base furnace. According to the vertical continuous aluminum smelting furnace, the impact resistant capacity of the vertical furnaces is improved through the rectangular plate type pre-heater, the vertical furnaces and the base furnace are integrally cast in the partitioned mode through anchoring hooks, the combustion space of the base furnace is small, the heights of the vertical furnaces are large, and the energy-saving effect and the continuous-production effect can be achieved in cooperation with the automatic feeding mechanism and the combustion system.
Description
Technical field
The utility model relates to aluminium processing industry smelting equipment, refers in particular to the vertical continuous aluminium melting furnace that bulk standard aluminium ingot rapidly and efficiently melts.
Background technology
The call of response National Development and Reform Committee energy-saving and emission-reduction, in the face of the energy trend of growing tension, perfect along with scientific and technical development and energy saving technique equipment, people have higher requirement to the recycling of the vertical continuously molten molten aluminium speed of aluminium stove of aluminium industry and the high-temperature flue gas of burning and exhausting, in pursuing efficient recovery achievement, more should ensure its service life, people require that vertical continuously molten aluminium furnace input cost is lower, long service life, the position that takes up space is less and require heat-exchange device Operation and Maintenance simpler, the industrial furnace that maintenance cost is lower.In existing vertical molten aluminium stove shaft furnace, adopt cast iron radial brick structure, have good intensity for bearing the impact that aluminium ingot falls from top, but owing to using scaling loss serious in the long-term hot environment of cast iron, cause service life short.In the time doing high purity aluminum alloy product, because cast iron brick iron oxide in shaft furnace fuses in aluminium liquid, cause aluminium alloy iron-holder to exceed standard, al alloy component configuration difficulty strengthens, unstable product quality; Adopt circular High-Alumina phosphate radial brick to make shaft furnace and solved the low problem of shaft furnace brick refractoriness, service life, ratio made cylinder iron brick extend 1 times, due to the monolithic building method of phosphoric acid block salt employing, in aluminium ingot dropping process, brickwork joint wearing and tearing are large, the impact of aluminium ingot easily causes monolithic radial brick to break, monolithic radial brick breaks to drop and will cause the radial brick large area in full wafer shaft furnace to drop, and maintenance time is long; Adopt circular hot-blast stove chamber to do that shaft furnace topmost one saves and bottom adopts phosphate radial brick combination to solve that aluminium ingot impacts and the problem of refractoriness, and utilize hot-blast stove chamber to carry out preheating to the flue gas of burning and exhausting in combustion air and shaft furnace to reach energy-conservation effect, because circular hot-blast stove chamber is made, whole cost is very high easily there is bead crack under the condition of high temperature in process of production with the soldered of making, and causing leaks out affects combustion efficiency.
Summary of the invention
The purpose of this utility model is for the shortcoming existing in background technology and problem improvement and bring new ideas in addition, it is the design of rectangular plate type preheater that a kind of rectangle one side hot-blast stove chamber that adopts is provided, and in conjunction with integrated poured shaft furnace structure, the pre-heat effect that can effectively improve combustion air can extend again the shaft furnace vertical continuous aluminium melting furnace in service life.
The technical solution of the utility model is a kind of comprising by the end stove being arranged on basis of structure, be arranged on the shaft furnace of stove top, the end, be arranged on the combustion system on end stove, be arranged on the smoke evacuation collecting hood of shaft furnace top and the vertical smelting furnace of smoke exhaust pipe composition, with the aluminium melting furnace of charging mechanism that is arranged on vertical smelting furnace one side, wherein:
Shaft furnace setting at least two saves in end stove top, form stove and high shaft furnace structure at the bottom of little space with end stove, wherein top layer shaft furnace just adds parabola one side that rectangular plate type preheater is set to charging mechanism aluminium ingot, rectangular plate type preheater is accepted the impulsive force that aluminium ingot adds, and connects and carry preheated air to combustion system to participate in burning;
Described each shaft furnace lining piecemeal is integrated poured, and adopts anchoring hooking structure to build moulding by laying bricks or stones; Described end inner lining of furnace is also that piecemeal is integrated poured, and adopts anchoring hooking structure to build moulding by laying bricks or stones, and between the adjacent castable of end inner lining of furnace, is provided with piecemeal chess mouth telescopic chute.
Advantage of the present utility model and beneficial effect:
The utility model adds the parabolical opposite of aluminium ingot that rectangular plate type preheater is installed at charging mechanism, improve the impact resistance of shaft furnace, it is integrated poured that periphery tripartite liner and bottom shaft furnace are saved in shaft furnace the top one, end stove adopts anchoring to hook piecemeal, stove combustion space, the end is little, shaft furnace height is high, energy-conservation, quantity-produced effect that supporting automatic feeding mechanism and combustion system reach.
At the bottom of the utility model, stove combustion space is little, do not store the aluminium liquid of fusing, calory burning transmits fast and is used for melting aluminum material, burn-off rate is fast, on end stove, adopt the above shaft furnace of at least 2 joint, when use, in shaft furnace, pile up aluminium material, utilize the high-temperature flue gas of discharge to carry out preheating to aluminium material, save energy resource consumption 20%; Shaft furnace adopts plate type preheater, and preheater base plate adopts 310S corrosion resistant plate to make, crashproof, heat resistance is strong, and service life is longer more than 2 times than adopting radial brick structure; Shaft furnace lining adopts high-strength castable integrated poured, end stove requires to adopt piecemeal chess mouth pouring type by liner working lining according to the coefficient of expansion in the time of construction, easy construction, simple, exceed furnace lining damaged condition after service life service time as occurred, can pour into a mould situation according to piecemeal according to situation in stove, only need be to the specific aim maintenance damaging, construction is simple, good stability, has really realized result of use efficient, energy-conservation, economic, easy to maintenance.
Brief description of the drawings
Fig. 1 is the utility model overall appearance structural representation.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the utility model rectangular plate type preheater structural representation.
Fig. 4 is Fig. 3 side view.
Fig. 5 is the utility model vertical smelting furnace cross-sectional view.
Detailed description of the invention
From Fig. 1 to 5, the utility model comprises by the end stove 6 being arranged on basis 1, be arranged on the shaft furnace 8 of end stove 6 tops, be arranged on the combustion system 7 on end stove 6, be arranged on the smoke evacuation collecting hood 10 of shaft furnace 8 tops and the vertical smelting furnace that smoke exhaust pipe 11 forms, with the charging mechanism 2 that is arranged on vertical smelting furnace one side, wherein:
Described each shaft furnace 8 liner piecemeals are integrated poured, and adopt anchoring hooking structure to build moulding by laying bricks or stones; Described end stove 6 liners are also that piecemeal is integrated poured, and adopt anchoring hooking structure to build moulding by laying bricks or stones, and are provided with piecemeal chess mouth telescopic chute 13 between the adjacent castable of end stove 6 liner.
Rectangular plate type preheater 9 described in the utility model is arranged on top layer shaft furnace and just charging mechanism 2 is added to position, the parabolical opposite of aluminium ingot, at least two layers of guide plate of the interior setting of rectangular plate type preheater 9 14, and each layer of guide plate 14 forms the S shape passage connecting, the cold wind import 15 of rectangular plate type preheater 9 one upper lateral part settings accesses combustion air, and the hot-blast outlet 16 that the combustion air after the preheating of S shape passage arranges through rectangular plate type preheater 9 opposite side bottoms is again transported to combustion system 7 and participated in burning.Described rectangular plate type preheater 9 is overall structure, and its base plate 17 of being located at shaft furnace burner hearth adopts seamless bending and molding.Described charging mechanism 2 comprises and adds trolley 3, track and elevating mechanism, is also provided with safety guard net on charging mechanism 2.Described end stove 6 one side lower parts are provided with the chute 5 of discharging for aluminium liquid.Described vertical smelting furnace one side ground is provided with blower fan 4, and blower fan 4 connects rectangular plate type preheater 9 by pipeline; Vertical smelting furnace opposite side top is also provided with furnace roof operating platform 12.
Structural principle of the present utility model:
The utility model adopts integrated steel-structure shell, shaft furnace and end furnace body liner adopt high-strength castable piecemeal cast, as shown in Figure 5, liner Heat stability is good, thermal coefficient of expansion is low, construction, according to the cast of coefficient of expansion piecemeal, effectively prevents that monolithic pouring piece from occurring internal fissure phenomenon in the process heating up.Rectangular plate type preheater adopts overall structure, and the base plate that burner hearth flue gas is contacted with aluminium material directly adopts bending processing, solderless seam, and while effectively preventing high temperature, base plate weld causes crackle and air leakage phenomena.Rectangular plate type preheater structural principle as shown in Figure 3, adopts S shape ventilating duct guide board structure, has lengthened the distance of combustion air and high temperature discharge flue gas inverse conversion, and combustion air hot temperature degree reaches 150-200 DEG C and participates in burning, effectively saves the energy.The reinforced automatic lifting transmission mechanism that adopts of aluminium ingot, security and stability is high, and charging mechanism periphery adopts protecting screen structure, prevents that aluminium material from dropping and hurting sb.'s feelings in rising or in pouring process into; The high-power combustion system of coordinative composition of equipments, combustion thermal efficiency is high, and burn-off rate is fast, and the aluminium liquid of fusing does not stop in end stove, can absorption furnace bore temperature, accelerate speed of melting, realize fast and producing continuously, reach the object of high-speed and energy-saving.
Operation principle of the present utility model:
The utility model adopts high shaft furnace structure, add aluminium to expect in automatic feeding mechanism dolly with fork truck or driving, by rising transmission mechanism, aluminium material is poured in shaft furnace, pour in shaft furnace process, being arranged on aluminium material pours the rectangular plate type preheater on parabola opposite into and has born most gravity, reduce greatly aluminium material and fallen to shaft furnace wall lining impulsive force, reduced reinforced impulsive force and cause wall lining to damage; In production process, aluminium material remains on shaft furnace and goes up a joint position most, and the preheating time in the shaft furnace of guarantee aluminium material is long, has reduced energy consumption; Combustion system power is large, and the space of end stove is little, and thermal efficiency is fully utilized, and the aluminium liquid after fusing is directly transported to downstream holding furnace by chute.
Embodiment described in the utility model is only the description that preferred embodiment of the present utility model is carried out; not the utility model design and scope are limited; do not departing under the prerequisite of the utility model design philosophy; various modification and improvement that in this area, engineers and technicians make the technical solution of the utility model; all should fall into protection domain of the present utility model; the technology contents of the utility model request protection, has all been documented in claims.
Claims (6)
1. a vertical continuous aluminium melting furnace, comprise by the end stove (6) being arranged on basis (1), be arranged on the shaft furnace (8) of end stove (6) top, be arranged on the combustion system (7) on end stove (6), be arranged on the smoke evacuation collecting hood (10) of shaft furnace (8) top and the vertical smelting furnace of smoke exhaust pipe (11) composition, charging mechanism (2) with being arranged on vertical smelting furnace one side, is characterized in that:
Shaft furnace (8) arranges at least two and saves in end stove (6) top, form stove and high shaft furnace structure at the bottom of little space with end stove (6), wherein top layer shaft furnace (8) just adds parabola one side that rectangular plate type preheater (9) is set to charging mechanism (2) aluminium ingot, rectangular plate type preheater (9) is accepted the impulsive force that aluminium ingot adds, and connects and carry preheated air to combustion system (7) to participate in burning;
Described each shaft furnace (8) liner piecemeal is integrated poured, and adopts anchoring hooking structure to build moulding by laying bricks or stones; Described end stove (6) liner is also that piecemeal is integrated poured, and adopts anchoring hooking structure to build moulding by laying bricks or stones, and is provided with piecemeal chess mouth telescopic chute (13) between the adjacent castable of end stove (6) liner.
2. vertical continuous aluminium melting furnace according to claim 1, it is characterized in that described rectangular plate type preheater (9) is arranged on top layer shaft furnace and just charging mechanism (2) is added to position, the parabolical opposite of aluminium ingot, at least two layers of guide plate (14) are set in rectangular plate type preheater (9), and each layer of guide plate (14) forms the S shape passage connecting, cold wind import (15) the access combustion air that rectangular plate type preheater (9) one upper lateral parts arrange, the hot-blast outlet (16) that combustion air after the preheating of S shape passage arranges through rectangular plate type preheater (9) opposite side bottom is again transported to combustion system (7) and is participated in burning.
3. vertical continuous aluminium melting furnace according to claim 1, is characterized in that described rectangular plate type preheater (9) is for overall structure, and its base plate (17) of being located at shaft furnace burner hearth adopts seamless bending and molding.
4. vertical continuous aluminium melting furnace according to claim 1, is characterized in that described charging mechanism (2) comprises and adds trolley (3), track and elevating mechanism, charging mechanism is also provided with safety guard net on (2).
5. vertical continuous aluminium melting furnace according to claim 1, is characterized in that described end stove (6) one side lower parts are provided with the chute (5) of discharging for aluminium liquid.
6. vertical continuous aluminium melting furnace according to claim 1, is characterized in that described vertical smelting furnace one side ground is provided with blower fan (4), and blower fan (4) connects rectangular plate type preheater (9) by pipeline; Vertical smelting furnace opposite side top is also provided with furnace roof operating platform (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066288.8U CN203687585U (en) | 2014-02-17 | 2014-02-17 | Vertical continuous aluminum smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066288.8U CN203687585U (en) | 2014-02-17 | 2014-02-17 | Vertical continuous aluminum smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203687585U true CN203687585U (en) | 2014-07-02 |
Family
ID=51009473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420066288.8U Expired - Lifetime CN203687585U (en) | 2014-02-17 | 2014-02-17 | Vertical continuous aluminum smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203687585U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106352693A (en) * | 2016-11-02 | 2017-01-25 | 山东祥瑞铜材有限公司 | Copper melting vertical furnace |
| CN107356113A (en) * | 2016-05-10 | 2017-11-17 | 冯全元 | Half isothermal deep molten bath combustion gas aluminium melting furnace |
-
2014
- 2014-02-17 CN CN201420066288.8U patent/CN203687585U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356113A (en) * | 2016-05-10 | 2017-11-17 | 冯全元 | Half isothermal deep molten bath combustion gas aluminium melting furnace |
| CN106352693A (en) * | 2016-11-02 | 2017-01-25 | 山东祥瑞铜材有限公司 | Copper melting vertical furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |