CN104500860A - Hot air exhaust pipeline for aluminum scrap furnace - Google Patents
Hot air exhaust pipeline for aluminum scrap furnace Download PDFInfo
- Publication number
- CN104500860A CN104500860A CN201410759888.7A CN201410759888A CN104500860A CN 104500860 A CN104500860 A CN 104500860A CN 201410759888 A CN201410759888 A CN 201410759888A CN 104500860 A CN104500860 A CN 104500860A
- Authority
- CN
- China
- Prior art keywords
- groove
- hot air
- insulation layer
- air discharge
- heat insulation
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/04—Arrangements using dry fillers, e.g. using slag wool which is added to the object to be insulated by pouring, spreading, spraying or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
The invention relates to a hot air exhaust pipeline for an aluminum scrap furnace. The hot air exhaust pipeline comprises a base body and a step-shaped groove, wherein the step-shaped groove is formed in the base body, and comprises a first groove and a second groove communicated with the first groove, the width of the first groove is smaller than the width of the second groove, an annular heat insulation layer and a fire-resistant cement plate are sequentially arranged in the first groove from bottom to top, the annular heat insulation layer is piled and built by refractory bricks, one wide side end of the annular heat insulation layer is provided with a hot air inlet, the other wide side end of the annular heat insulation layer is provided with a hot air outlet, and an iron plate is arranged in the second groove. The hot air exhaust pipeline for the aluminum scrap furnace has the advantages that the fire-resistant refractory bricks are piled and built for forming the annular heat insulation layer in a surrounding way, a hot air passage is formed inside the annular heat insulation layer, meanwhile, through the reasonable design of the structure and the matched use between all plates and layers, hot air exhausted by the aluminum scrap furnace can be effectively prevented from being dissipated into the air, in addition, the hot air exhaust pipeline is durable and does not need to be replaced every year, meanwhile, the pipeline replacing time is reduced, and the work efficiency is improved.
Description
Technical field
The present invention relates to a kind of aluminium bits stove hot air discharge pipeline.
Background technique
A lot of aluminium bits can be produced in wheel hub course of working, in order to energy saving, reduce costs, need to aluminium bits pulverize, deironing, oil removing, dehydration, oven dry, so that regeneration fusing, aluminium bits can produce a large amount of hot gas in the process of melting, and this hot gas also can enter in die preheating furnace by exhaust duct, realizes the recycling of hot gas.Existing exhaust duct has iron sheet in the outer wrap of outlet pipe, outlet pipe inside is filled with castable, can peel off from outlet pipe inwall after castable uses a period of time, outside iron sheet can burn after a long time use, a large amount of hot gas runs off, waste ample resources, therefore once, cost is very expensive for annual at least replacing exhaust duct.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, a kind of structure simple aluminium bits stove hot air discharge pipeline is provided.
For achieving the above object, the technical solution used in the present invention is: a kind of aluminium bits stove hot air discharge pipeline, comprise matrix, be located at the stepped shape groove in described matrix, described stepped shape groove comprises the first groove, the second groove be connected with described first groove, the width of described first groove is less than the width of described second groove, annular thermal insulation layer is disposed with from the bottom to top in described first groove, refractory cement plate, described annular thermal insulation layer is piled up by refractory brick and is formed, one wide side of described annular thermal insulation layer is provided with hot gas inlet, another wide side is provided with heat outlet, iron plate is provided with in described second groove.
In a preferred embodiment of the present invention, aluminium bits stove hot air discharge pipeline comprises further in described first groove and is also provided with heat-preservation cotton layer, and described heat-preservation cotton layer covers on described refractory cement plate.
In a preferred embodiment of the present invention, aluminium bits stove hot air discharge pipeline comprises further in described first groove and is also provided with quartz sand layer, and described quartz sand layer is laid on described heat-preservation cotton layer.
In a preferred embodiment of the present invention, aluminium bits stove hot air discharge pipeline comprises the thickness of described iron plate and the deep equality of described second groove further.
In a preferred embodiment of the present invention, aluminium bits stove hot air discharge pipeline comprises further between the diapire of described first groove and described annular thermal insulation layer and is provided with the high temperature resistant cast bed of material.
In a preferred embodiment of the present invention, it is concrete floor that aluminium bits stove hot air discharge pipeline comprises described matrix further.
The invention solves the defect existed in background technique, the present invention encloses annular thermal insulation layer by the refractory brick piled up, namely the inside of this annular thermal insulation layer form hot gas passage, the high temperature resistant cast bed of material is set between annular thermal insulation layer and the first groove bottom wall simultaneously, annular thermal insulation layer sets gradually refractory cement plate from bottom to up, heat-preservation cotton layer, quartz sand layer and iron plate, by the appropriate design of structure and between each plate and layer with the use of, the hot gas that aluminium bits fire grate is put can not only be effectively stoped to be dispersed in air, saving resource, this pipeline configuration is with low cost, and it is durable in use, improve working life, do not need to change pipeline every year, at least 4 years can be used continuously, further reduce entreprise cost, decrease the time changing pipeline simultaneously, make die preheating furnace can carry out work fast, improve working efficiency, reduce time cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the cross section structure schematic diagram of the preferred embodiments of the present invention;
Fig. 2 be the preferred embodiments of the present invention the first groove in the plan view of annular thermal insulation layer is set;
Fig. 3 be the preferred embodiments of the present invention matrix in the cross section structure schematic diagram of step connected in star is set;
In figure: 2, matrix, 4, stepped shape groove, the 6, first groove, the 8, second groove, 10, annular thermal insulation layer, 12, refractory cement plate, 14, hot gas passage, 16, hot gas inlet, 18, heat outlet, 20, iron plate, 22, heat-preservation cotton layer, 24, quartz sand layer, 26, the high temperature resistant cast bed of material.
Embodiment
The present invention is further detailed explanation in conjunction with the accompanying drawings and embodiments now, and these accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1-Figure 3, a kind of aluminium bits stove hot air discharge pipeline, comprise matrix 2, be located at the stepped shape groove 4 in matrix 2, stepped shape groove 4 comprises the first groove 6, the second groove 8 be connected with the first groove 6, the width of the first groove 6 is less than the width of the second groove 8, annular thermal insulation layer 10 is disposed with from the bottom to top in first groove 6, refractory cement plate 12, annular thermal insulation layer 10 is piled up by refractory brick and is formed, the quantity of refractory brick is multiple and is solid construction, adjacent refractory brick fits tightly, high temperature resistant castable can be filled in gap between adjacent refractory brick, the inside of annular thermal insulation layer 10 forms hot gas passage 14, one wide side of annular thermal insulation layer 10 is provided with hot gas inlet 16, another wide side is provided with heat outlet 18, one end of hot gas passage 12 is by hot gas inlet 16, matrix 2 and aluminium are considered stove to be worth doing and are connected, the other end of hot gas passage 14 is by heat outlet 18, matrix 2 is connected with die preheating furnace, the hot gas that aluminium bits stove produces is discharged in die preheating furnace by the hot gas passage 14 of annular thermal insulation layer 10, realize the recycling of hot gas, save resource, reduce the cost of production of enterprise, iron plate 20 is provided with in second groove 8.
In order to improve heat insulation effect further, avoid the loss of hot gas, the present invention is preferably also provided with heat-preservation cotton layer 22 in the first groove 6, and heat-preservation cotton layer 22 covers on refractory cement plate 12.
The present invention is preferably also provided with quartz sand layer 24 in the first groove 6, and quartz sand layer 24 is laid on described heat-preservation cotton layer 22, fits in the upper-end surface of quartz sand layer 24 and the lower end surface of iron plate 20.
The thickness of the preferred iron plate 20 of the present invention and the deep equality of the second groove 8, high insulating effect, the upper-end surface of iron plate 20 flushes with the upper-end surface of matrix 2, avoids iron plate 20 and matrix 2 concave-convex surface, is convenient to walking, can not be tripped, and overall appearance is generous.
In order to avoid hot gas high temperature is to the infringement of matrix 2, avoid temperature to shed, the present invention is preferably provided with the high temperature resistant cast bed of material 26 between the diapire of the first groove 6 and annular thermal insulation layer 10.
Preferred substrate 2 of the present invention is concrete floor, and easy to process, cost is low.
Above according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, related personnel in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine technical scope according to right.
Claims (6)
1. an aluminium bits stove hot air discharge pipeline, it is characterized in that: comprise matrix, be located at the stepped shape groove in described matrix, described stepped shape groove comprises the first groove, the second groove be connected with described first groove, the width of described first groove is less than the width of described second groove, annular thermal insulation layer is disposed with from the bottom to top in described first groove, refractory cement plate, described annular thermal insulation layer is piled up by refractory brick and is formed, one wide side of described annular thermal insulation layer is provided with hot gas inlet, another wide side is provided with heat outlet, iron plate is provided with in described second groove.
2. aluminium bits stove hot air discharge pipeline according to claim 1, it is characterized in that: be also provided with heat-preservation cotton layer in described first groove, described heat-preservation cotton layer covers on described refractory cement plate.
3. aluminium bits stove hot air discharge pipeline according to claim 2, it is characterized in that: be also provided with quartz sand layer in described first groove, described quartz sand layer is laid on described heat-preservation cotton layer.
4. aluminium bits stove hot air discharge pipeline according to claim 1, is characterized in that: the thickness of described iron plate and the deep equality of described second groove.
5. aluminium bits stove hot air discharge pipeline according to claim 1, is characterized in that: be provided with the high temperature resistant cast bed of material between the diapire of described first groove and described annular thermal insulation layer.
6. aluminium bits stove hot air discharge pipeline according to claim 1, is characterized in that: described matrix is concrete floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410759888.7A CN104500860B (en) | 2014-12-12 | 2014-12-12 | Hot air exhaust pipeline for aluminum scrap furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410759888.7A CN104500860B (en) | 2014-12-12 | 2014-12-12 | Hot air exhaust pipeline for aluminum scrap furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104500860A true CN104500860A (en) | 2015-04-08 |
| CN104500860B CN104500860B (en) | 2017-04-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410759888.7A Expired - Fee Related CN104500860B (en) | 2014-12-12 | 2014-12-12 | Hot air exhaust pipeline for aluminum scrap furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN104500860B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108123A (en) * | 2015-08-21 | 2015-12-02 | 张继兰 | Casting mechanism of automatic casting machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4314285A1 (en) * | 1993-04-30 | 1994-11-03 | Dennert Kg Veit | Ready-made chimney for buildings, and process for the production thereof |
| CN1844608A (en) * | 2005-04-08 | 2006-10-11 | 贵阳铝镁设计研究院 | Making method for underground flue of magnesium electrolysis workshop |
| DE202009003090U1 (en) * | 2009-03-05 | 2010-07-15 | U.S.H.-Innovationen Gmbh | Duct and duct segment |
| CN103016850A (en) * | 2012-11-24 | 2013-04-03 | 姚景祥 | Fume exhaust ventilation pipeline preformed part and manufacturing method thereof |
| CN204328255U (en) * | 2014-12-12 | 2015-05-13 | 苏州雅泛迪铝业有限公司 | Aluminium bits stove hot air discharge pipeline |
-
2014
- 2014-12-12 CN CN201410759888.7A patent/CN104500860B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4314285A1 (en) * | 1993-04-30 | 1994-11-03 | Dennert Kg Veit | Ready-made chimney for buildings, and process for the production thereof |
| CN1844608A (en) * | 2005-04-08 | 2006-10-11 | 贵阳铝镁设计研究院 | Making method for underground flue of magnesium electrolysis workshop |
| DE202009003090U1 (en) * | 2009-03-05 | 2010-07-15 | U.S.H.-Innovationen Gmbh | Duct and duct segment |
| CN103016850A (en) * | 2012-11-24 | 2013-04-03 | 姚景祥 | Fume exhaust ventilation pipeline preformed part and manufacturing method thereof |
| CN204328255U (en) * | 2014-12-12 | 2015-05-13 | 苏州雅泛迪铝业有限公司 | Aluminium bits stove hot air discharge pipeline |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108123A (en) * | 2015-08-21 | 2015-12-02 | 张继兰 | Casting mechanism of automatic casting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104500860B (en) | 2017-04-19 |
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| CF01 | Termination of patent right due to non-payment of annual fee |