CN202993860U - Preheating system of aluminum smelting furnace - Google Patents
Preheating system of aluminum smelting furnace Download PDFInfo
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- CN202993860U CN202993860U CN 201220622355 CN201220622355U CN202993860U CN 202993860 U CN202993860 U CN 202993860U CN 201220622355 CN201220622355 CN 201220622355 CN 201220622355 U CN201220622355 U CN 201220622355U CN 202993860 U CN202993860 U CN 202993860U
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- smelting furnace
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- smelting
- preheating furnace
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Abstract
The utility model relates to the technical field of smelting processes, particularly to a preheating system of an aluminum smelting furnace. The preheating system of the aluminum smelting furnace comprises a smelting furnace, a main exhaust pipe, a preheating furnace, a feeding mechanism and a heat supplying pipe. The preheating system of the aluminum smelting furnace is characterized in that heaters are respectively arranged below the smelting furnace and the preheating furnace; the heat supplying pipe is connected between the smelting furnace and the preheating furnace; a filtering screen is arranged inside the heat supplying pipe; the main exhaust pipe is arranged at the top end of the smelting furnace; the preheating furnace is provided with a smoke exhausting pipe which is connected with the exhaust pipe; a feed inlet is formed on the smelting furnace; a feed outlet is formed on the preheating furnace; and the feeding mechanism is connected between the feed inlet formed on the smelting furnace and the feed outlet formed on the preheating furnace. The preheating system of the aluminum smelting furnace has the advantages of being simple in structure, reasonable in design and capable of avoiding splashing of materials, reducing security incidents and being energy-efficient and high in production efficiency.
Description
Technical field
The utility model relates to the smelting technology technical field, is specifically related to a kind of aluminium smelting furnace pre-heating system.
Background technology
In Metal Melting industry, common operation is first to the smelting furnace preheating of opening fire, and after making furnace chamber reach the melting initial temperature, then adds furnace charge to carry out melting.At present, aluminium material preheating method is generally that pre-heating system and smelting furnace are linked together, and can utilize like this heat energy of smelting furnace, preheating aluminium material is saved the energy, still, the pre-heating system that this structural design can cause connecting smelting furnace is because being connected with smelting furnace for a long time, and the high temperature in smelting furnace makes the easy scaling loss of pre-heating system.
The utility model patent of Granted publication CN 202485462 U provides a kind of secondary aluminium smelting furnace pre-heating system, comprise smelting furnace, be located at the first exhaust bamboo of furnace top, described the first exhaust bamboo is connected with the main exhaust bamboo, be connected with the preheating cylinder that can freely advance or retreat on described smelting furnace, the junction of smelting furnace and preheating cylinder is equipped with gate movable up and down, and the other end of preheating cylinder is connected with main exhaust by the first comb.This system can effectively carry out the preheating of aluminium material, but the preheating cylinder small volume of this system, and the aluminum of single preheating is less is not suitable for large-scale production.
The utility model patent of Granted publication CN 2924452Y provides a kind of preheating-feeding device for magnesium alloy melting furnace, comprises preheating device and feed mechanism, the propulsive mechanism that matches with feed mechanism, hoisting mechanism, material stirring-up mechanism and electric apparatus control apparatus; Preheating device is to be arranged on upper heater on mobile platform and that match with feed mechanism and lower heater, and upper heater is positioned at feed mechanism top, and lower heater is positioned at the feed mechanism below; Feed mechanism comprises the feeding sprocket wheel, feeding sprocket wheel cochain face is provided with the magnesium ingot entrance as the batch charger charging aperture, and export as the magnesium ingot of batch charger discharging opening, magnesium ingot exports the corresponding cooperation of platform entrance with hoisting mechanism, the platform outlet of hoisting mechanism all is in a horizontal level with charge door, the platform outlet cooperation of hoisting mechanism is provided with propulsive mechanism, and the propulsive mechanism cooperation is provided with material stirring-up mechanism and guide chutes.Device has pre-heat-staple advantage, has realized the full-automatic production of whole magnesium alloy pressure-casting.But this apparatus structure is more complicated, and the heat of smelting furnace do not have and can effectively utilize, and causes certain energy loss.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides a kind of simple in structure, and is pre-thermally-stabilised and can take full advantage of the aluminium smelting furnace pre-heating system of the waste heat of high-temperature flue gas.
A kind of aluminium smelting furnace pre-heating system, comprise smelting furnace, main exhaust, preheating furnace, feed mechanism and heating tube, it is characterized in that: be provided with heater below described smelting furnace and preheating furnace, be connected with heating tube between smelting furnace and preheating furnace, be provided with screen pack in heating tube, main exhaust is arranged on the smelting furnace top, preheating furnace is provided with smoke exhaust pipe, smoke exhaust pipe is connected with main exhaust, be provided with charging aperture on smelting furnace, be provided with discharging opening on preheating furnace, be connected with feed mechanism between the charging aperture on smelting furnace and the discharging opening of preheating furnace.
Be provided with air exhauster in described heating tube.
Described smelting furnace and preheating furnace are provided with gate.
Described feed mechanism is arranged on underframe.
The utlity model has following advantage:
1, the utility model is simple in structure, and is reasonable in design, adds a preheating furnace on smelting furnace, and the aluminium material is first sent into smelting furnace by feed mechanism again through the heating of preheating furnace, can effectively avoid splashing of material, and the generation of decrease safent accident is enhanced productivity;
2, be connected a heating tube between smelting furnace and preheating furnace, the hot-air in smelting furnace can be incorporated in preheating furnace, thereby reduce the heat that adds of preheating furnace, effectively energy savings.
Description of drawings
Accompanying drawing 1 is the structural representation of aluminium smelting furnace pre-heating system described in the utility model.
The 1-smelting furnace, 2-preheating furnace, 3-gate, 4-heating tube, 5-charging aperture, 6-discharging opening, 7-feed mechanism, 8-air exhauster, 9-underframe, 10-main exhaust, 11-smoke exhaust pipe, 12-screen pack, 13-heater.
The specific embodiment
Below in conjunction with embodiment, the utility model is described further:
In the present embodiment, as shown in Figure 1, a kind of aluminium smelting furnace pre-heating system, comprise smelting furnace 1, main exhaust 10, preheating furnace 2, feed mechanism 7 and heating tube 4, smelting furnace 1 is provided with gate 3 with preheating furnace 2, gate 3 is controlled by hydraulic pressure or other existing automatics, be provided with charging aperture 5 on smelting furnace 1, be provided with discharging opening 6 on preheating furnace 2, be connected with feed mechanism 7 between charging aperture 5 on smelting furnace 1 and the discharging opening 6 of preheating furnace 2, feed mechanism 7 is arranged on underframe 9, and the aluminium material is transported in smelting furnace 1 by feed mechanism 7 after 2 preheatings of process preheating furnace.
Be connected with heating tube 4 between smelting furnace 1 and preheating furnace 2, be provided with air exhauster 8 in heating tube 4, the hot-air in smelting furnace 1 is incorporated in preheating furnace 2 by air exhauster 8, can effectively reduce the needed heat of preheating furnace 2, thus the use of energy savings.Further, be provided with screen pack 12 in heating tube 4, screen pack 12 can effectively fall the filtrating smoke dust that mixes in hot-air, thereby avoids the secondary pollution of flue dust.
Smelting furnace 1 is provided with heater 13 with preheating furnace 2 belows, and in the utility model, the interior temperature of preheating furnace 2 is 200-250 ℃, and the aluminium material in preheating furnace 2 remain solid state, and the interior temperature of smelting furnace 1 is 740-750 ℃.
Method of work of the present utility model is as follows:
After the aluminium material enters preheating furnace 2 by gate 3, heater 13, make the interior temperature of preheating furnace 2 remain on 200-250 ℃, this moment, the aluminium material remained solid state, after preheating 3-4 hour, the aluminium material is transferred in smelting furnace 1 by feed mechanism 7, and the interior temperature of smelting furnace 1 is 740-750 ℃, and the aluminium material is heated to be aluminium liquid in smelting furnace 1.During work, the hot-air in smelting furnace 1 is incorporated in preheating furnace 2 by air exhauster 8, thereby reduces the needed heat of preheating furnace 2, the use of energy savings.
Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. aluminium smelting furnace pre-heating system, comprise smelting furnace, main exhaust, preheating furnace, feed mechanism and heating tube, it is characterized in that: be provided with heater below described smelting furnace and preheating furnace, be connected with heating tube between smelting furnace and preheating furnace, be provided with screen pack in heating tube, main exhaust is arranged on the smelting furnace top, preheating furnace is provided with smoke exhaust pipe, smoke exhaust pipe is connected with main exhaust, be provided with charging aperture on smelting furnace, be provided with discharging opening on preheating furnace, be connected with feed mechanism between the charging aperture on smelting furnace and the discharging opening of preheating furnace.
2. aluminium smelting furnace pre-heating system according to claim 1, is characterized in that: be provided with air exhauster in described heating tube.
3. aluminium smelting furnace pre-heating system according to claim 1, it is characterized in that: described smelting furnace and preheating furnace are provided with gate.
4. aluminium smelting furnace pre-heating system according to claim 1, it is characterized in that: described feed mechanism is arranged on underframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220622355 CN202993860U (en) | 2012-11-22 | 2012-11-22 | Preheating system of aluminum smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220622355 CN202993860U (en) | 2012-11-22 | 2012-11-22 | Preheating system of aluminum smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202993860U true CN202993860U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220622355 Expired - Fee Related CN202993860U (en) | 2012-11-22 | 2012-11-22 | Preheating system of aluminum smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202993860U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764326A (en) * | 2015-03-20 | 2015-07-08 | 卢坤 | Environmental-protection and energy-saving production system of nonferrous metal casting melt |
| CN106989605A (en) * | 2017-04-26 | 2017-07-28 | 池州市九华明坤铝业有限公司 | A kind of aluminium material spiral pushing preheating machine |
-
2012
- 2012-11-22 CN CN 201220622355 patent/CN202993860U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764326A (en) * | 2015-03-20 | 2015-07-08 | 卢坤 | Environmental-protection and energy-saving production system of nonferrous metal casting melt |
| CN106989605A (en) * | 2017-04-26 | 2017-07-28 | 池州市九华明坤铝业有限公司 | A kind of aluminium material spiral pushing preheating machine |
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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: 20130612 Termination date: 20181122 |