CN109405554A - A kind of building method of aluminium melting furnace, furnace roof and furnace roof - Google Patents
A kind of building method of aluminium melting furnace, furnace roof and furnace roof Download PDFInfo
- Publication number
- CN109405554A CN109405554A CN201811615498.7A CN201811615498A CN109405554A CN 109405554 A CN109405554 A CN 109405554A CN 201811615498 A CN201811615498 A CN 201811615498A CN 109405554 A CN109405554 A CN 109405554A
- Authority
- CN
- China
- Prior art keywords
- furnace roof
- construction part
- hanger
- top construction
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/02—Crowns; Roofs
- F27D1/021—Suspended roofs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/02—Crowns; Roofs
- F27D1/021—Suspended roofs
- F27D1/022—Parts thereof, e.g. noses, arches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/04—Casings; Linings; Walls; Roofs characterised by the form, e.g. shape of the bricks or blocks used
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a kind of furnace roofs, comprising: multiple hanger bricks for being fixed on top construction part by a stainless steel hoop respectively；Set on the alumina silicate fibre blanket of the top construction part；The insulating layer and heat-insulated Seismic Isolation of Isolation Layer of the top construction part are in turn secured to along the extending direction of the hanger brick.All the hanger brick array distribution is in the top construction part, the cross sectional dimensions of any hanger brick is (145mm~155mm) × (145mm~155mm), and the distance between two pieces of described hanger bricks of arbitrary neighborhood are 200mm to 250mm.The material of the stainless steel hoop is 321 stainless steels.The insulating layer is specially insulated pouring material and/or the heat-insulated Seismic Isolation of Isolation Layer is specially middle matter castable.The invention discloses the building methods of a kind of aluminium melting furnace including above-mentioned furnace roof and furnace roof.Above-mentioned furnace roof can effectively prolong the service life.
Description
Technical field
The present invention relates to aluminium melting furnace technical field, in particular to the building method of a kind of aluminium melting furnace, furnace roof and furnace roof.
Background technique
It is well known that aluminium melting furnace is a kind of novel high-efficiency and energy-saving furnace developed according to aluminium smelting technology, it can be well
Meet in aluminium smelting technology: alloy composition requires sternly, and production is discontinuous, and larger wait of single heat size requires, and having reached reduces consumption,
Reduce scaling loss, improve product quality, labor intensity is reduced, the effect of improving working conditions and improve production efficiency, between being suitable for
It has a rest operation, the melting more than gold conjugate and foundry returns.
Currently, the suspending way of the furnace roof of rectangle aluminium melting furnace can be divided into the mashed up mode of hanger brick and metal anchoring claw.?
In actual use, since furnace roof spot temperature is higher, the anchoring claw of metal material is easy to be burnt, and loses anchorage effect.It is another
Aspect, so that the spacing of hanger brick is again excessive, is difficult to bear since installing anchoring claw occupies space after anchoring claw is burnt
The weight of castable, so as to cause collapsing for the resistance to material of furnace roof.
Summary of the invention
The object of the present invention is to provide the building methods of a kind of aluminium melting furnace, furnace roof and furnace roof, can effectively extend furnace roof
Service life.
To achieve the above object, the present invention provides a kind of furnace roof, comprising:
Multiple hanger bricks for being fixed on top construction part by a stainless steel hoop respectively；
Set on the alumina silicate fibre blanket of the top construction part；
The insulating layer and heat-insulated Seismic Isolation of Isolation Layer of the top construction part are in turn secured to along the extending direction of the hanger brick.
Preferably, whole hanger brick array distributions are in the top construction part, the cross section of any hanger brick
Having a size of (145mm~155mm) × (145mm~155mm), the distance between two pieces of described hanger bricks of arbitrary neighborhood are
200mm to 250mm.
Preferably, the material of the stainless steel hoop is 321 stainless steels.
Preferably, the insulating layer is specially insulated pouring material and/or the heat-insulated Seismic Isolation of Isolation Layer is specially middle matter casting
Material.
The present invention provides a kind of aluminium melting furnace, including furnace roof described in above-mentioned any one.
The present invention provides a kind of building method of furnace roof, comprising:
Each piece of hanger brick is fixed on top construction part respectively using multiple hoops；
Alumina silicate fibre blanket is layed in the top construction part；
Insulating layer and heat-insulated Seismic Isolation of Isolation Layer are in turn secured to the top construction part along the extending direction of the hanger brick.
Relative to above-mentioned background technique, furnace roof provided by the invention, including hanger brick, alumina silicate fibre blanket, insulating layer and
Heat-insulated Seismic Isolation of Isolation Layer；Each hanger brick is fixed on top construction part by a stainless steel hoop, and hanger brick is fixed on furnace roof vertically
After structural member, it will be set to top construction part, then set gradually insulating layer and heat-insulated Seismic Isolation of Isolation Layer；So set, eliminating existing
There is the metal material anchoring claw in technology, and then the spacing between any two pieces of hanger bricks can be reduced, and then can increase and hang
Hang brick quantity, thus can in the case where hanger brick is used only as the furnace roof fixing piece of resistance to material, effectively to the resistance to material of furnace roof into
Row is fixed；In addition to this, since hanger brick is sintered by refractory material, refractoriness under load can exceed that 1200 DEG C.Its
The stability of material at high temperature will much be better than metal material anchoring claw, hardly be burnt, so as to effectively extend
The service life of furnace roof.
The building method of aluminium melting furnace provided by the invention and furnace roof, beneficial effect is for example above-mentioned, and details are not described herein again.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structure chart of furnace roof provided by the embodiment of the present invention；
Fig. 2 is the bottom view of furnace roof provided by the embodiment of the present invention；
Fig. 3 is the front view of furnace roof provided by the embodiment of the present invention；
Fig. 4 is the side view of furnace roof provided by the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
A kind of furnace roof provided by the invention, as shown in Figure of description 1 to attached drawing 4, including muti-piece hanger brick 1, alumina silicate
Tapetum fibrosum 4, insulating layer 5 and heat-insulated Seismic Isolation of Isolation Layer 6；Every piece of hanger brick 1 is fixed on top construction part by a stainless steel hoop 3
2。
Wherein, hanger brick 1 is sintered by unshape refractory, and refractoriness under load can exceed that 1200 DEG C, and
Unshape refractory can be molded ideal geometric shape according to use condition.
The top of every piece of hanger brick 1 all has a stainless steel hoop 3, and whole stainless steel hoops 3 are fixedly connected in furnace
Hanger brick 1 is vertically fixed on top construction part 2 using stainless steel hoop 3, realizes hanger brick 1 and furnace roof knot by roof construction part 2
Component 2 is fixedly connected.
Herein, the material of stainless steel hoop 3 can be used 321 stainless steel of model and be made, and 321 stainless steels are Ni-Cr-Ti
Type austenitic stainless steel has resistance to abrasion, high temperature resistant, creep resistance etc., for manufacturing wear-resisting sour container and wearable device
Lining, conveyance conduit.It can refer to the prior art using the shape design of the stainless steel hoop 3 of 321 stainless steels production, herein no longer
It repeats.In addition, the modes such as casting in the prior art can be used in the mode that stainless steel hoop 3 is fixedly connected on top construction part 2,
Stainless steel hoop 3 is arranged hanger brick 1, it is ensured that is fixedly connected between stainless steel hoop 3 and hanger brick 1, and then realizes 1 He of hanger brick
Top construction part 2 is fixedly connected.
For hanger brick 1, whole 1 array distributions of hanger brick are in top construction part 2, the cross sectional dimensions of any hanger brick 1
For (145mm~155mm) × (145mm~155mm), the distance between two pieces of hanger bricks 1 of arbitrary neighborhood be 200mm extremely
250mm.The cross sectional dimensions of hanger brick 1 can be limited in the distance between 150mm × 150mm, two pieces of hanger bricks 1 of arbitrary neighborhood
For 200mm to 250mm, so, the quantity of hanger brick 1 as much as possible can be arranged, it is possible thereby to hanging is used only
In the case where the fixing piece of resistance to material of the brick 1 as furnace roof, effectively the resistance to material of furnace roof is fixed.
Hanger brick 1 is fixed on after top construction part 2, alumina silicate fibre blanket 4 is set to top construction part 2, then successively
Insulating layer 5 and heat-insulated Seismic Isolation of Isolation Layer 6 are set, namely are followed successively by top construction part 2, alumina silicate fibre blanket 4, insulating layer 5 under by upper
With heat-insulated Seismic Isolation of Isolation Layer 6, top construction part 2 is fixed at the top of hanger brick 1, and it is neat that the bottom of hanger brick 1 is located at heat-insulated Seismic Isolation of Isolation Layer 6
It is flat, as shown in Figure of description 3 and attached drawing 4.
Insulating layer 5 can be specially insulated pouring material, and heat-insulated Seismic Isolation of Isolation Layer 6 can be specially middle matter castable；Wherein, castable is
One kind is granular made of refractory material and pulverulent material, is added a certain amount of bonding agent and moisture collectively constitutes, have higher
Mobility, it is suitable for the amorphous refractory shaped with pouring type.Sometimes add water to improve its mobility or reducing it
Amount can also separately add plasticiser or water-reducing agent.Sometimes to promote its condensation and hardening, accelerator for hardening can also be added again.Due to its group substantially
At identical as concrete common in civil engineering with forming, hardening process, thus also often such material is referred to as refractory concrete
Mixture.Wherein, castable contains that stomata is more, and bulk density is low, and thermal coefficient is small, and heat insulation effect is good.
Insulated pouring material is the lower castable of bulk density, and bulk density is 1.5 or so.Castable can be divided into again
Lightening casting material, middle matter castable and heavy castable, difference are only that the content of aluminium, the content of the aluminium in lightening casting material compared with
Low, the content of the aluminium in heavy castable is higher, and the content of the aluminium in middle matter castable is poured between lightening casting material and heavy
Between material.
In addition, heavy and lightening casting material can also defer to the porosity of castable to distinguish.Heavy castable is also referred to as
For dense form castable or ordinary castable, lightening casting material is also known as heat-insulated unsetting castable, the stomata of middle matter castable
For rate then between lightening casting material and heavy castable, specific ingredient can refer to the prior art, does not make changing to this herein
Into.
Insulated pouring material and the specific thickness of middle matter castable can be decided according to the actual requirements, in addition, the tool of hanger brick 1
Spacing between body size and any two hanger brick 1 can be fitted according to the weight of resistance to material (insulated pouring material and middle matter castable)
Work as adjusting, will not be described in great detail herein.
A kind of aluminium melting furnace with furnace roof provided by the present invention, including furnace roof described in above-mentioned specific embodiment；It is molten
The other parts of aluminium furnace are referred to the prior art, not reinflated herein.
The present invention also provides a kind of building methods of furnace roof, comprising:
Each piece of hanger brick 1 is fixed on top construction part 2 respectively using multiple hoops 3；
Alumina silicate fibre blanket 4 is layed in top construction part 2；
Insulating layer 5 and heat-insulated Seismic Isolation of Isolation Layer 6 are in turn secured to top construction part 2 along the extending direction of hanger brick 1.
For the building method of above-mentioned furnace roof, detailed process can refer to the above description to furnace roof, will no longer go to live in the household of one's in-laws on getting married herein
It states.
The building method of aluminium melting furnace provided by the present invention, furnace roof and furnace roof is described in detail above.Herein
Apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to help
Understand method and its core concept of the invention.It should be pointed out that for those skilled in the art, not taking off
, can be with several improvements and modifications are made to the present invention under the premise of from the principle of the invention, these improvement and modification also fall into this
In invention scope of protection of the claims.
Claims (6)
1. a kind of furnace roof characterized by comprising
Multiple hanger bricks (1) for being fixed on top construction part (2) by a stainless steel hoop (3) respectively；
Set on the alumina silicate fibre blanket (4) of the top construction part (2)；
The insulating layer (5) and heat insulation of the top construction part (2) are in turn secured to along the extending direction of the hanger brick (1)
It shakes layer (6).
2. furnace roof according to claim 1, which is characterized in that all hanger brick (1) array distribution is in the furnace roof
Structural member (2), the cross sectional dimensions of any hanger brick (1) are (145mm~155mm) × (145mm~155mm), arbitrarily
The distance between described hanger brick (1) of adjacent two pieces is 200mm to 250mm.
3. furnace roof according to claim 1 or 2, which is characterized in that the material of the stainless steel hoop (3) is 321 stainless
Steel.
4. furnace roof according to claim 3, which is characterized in that the insulating layer (5) is specially insulated pouring material, and/or
The heat-insulated Seismic Isolation of Isolation Layer (6) is specially middle matter castable.
5. a kind of aluminium melting furnace, which is characterized in that including the furnace roof as described in Claims 1-4 any one.
6. a kind of building method of furnace roof characterized by comprising
Each piece of hanger brick (1) is fixed on top construction part (2) respectively using multiple hoops (3)；
Alumina silicate fibre blanket (4) is layed in the top construction part (2)；
Insulating layer (5) and heat-insulated Seismic Isolation of Isolation Layer (6) are in turn secured to the furnace roof knot along the extending direction of the hanger brick (1)
Component (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615498.7A CN109405554A (en) | 2018-12-27 | 2018-12-27 | A kind of building method of aluminium melting furnace, furnace roof and furnace roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811615498.7A CN109405554A (en) | 2018-12-27 | 2018-12-27 | A kind of building method of aluminium melting furnace, furnace roof and furnace roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109405554A true CN109405554A (en) | 2019-03-01 |
Family
ID=65462148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811615498.7A Pending CN109405554A (en) | 2018-12-27 | 2018-12-27 | A kind of building method of aluminium melting furnace, furnace roof and furnace roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109405554A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202101550U (en) * | 2011-04-29 | 2012-01-04 | 上海宝钢工业检测公司 | High-temperature hanging furnace top with thermal-insulation device |
| CN102466409A (en) * | 2010-11-19 | 2012-05-23 | 中冶天工集团有限公司 | Inside liner construction method for suspended furnace top of heating furnace |
| CN102564135A (en) * | 2012-02-13 | 2012-07-11 | 中国十九冶集团有限公司 | Construction method for patching of refractory materials of furnace top of heating furnace |
| CN203964667U (en) * | 2014-06-20 | 2014-11-26 | 内蒙古包钢钢联股份有限公司 | Heating-furnace roof construction |
| CN206339099U (en) * | 2016-12-13 | 2017-07-18 | 山东钢铁股份有限公司 | A kind of heater for rolling steel furnace roof collapses the reparation furnace roof at place |
-
2018
- 2018-12-27 CN CN201811615498.7A patent/CN109405554A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466409A (en) * | 2010-11-19 | 2012-05-23 | 中冶天工集团有限公司 | Inside liner construction method for suspended furnace top of heating furnace |
| CN202101550U (en) * | 2011-04-29 | 2012-01-04 | 上海宝钢工业检测公司 | High-temperature hanging furnace top with thermal-insulation device |
| CN102564135A (en) * | 2012-02-13 | 2012-07-11 | 中国十九冶集团有限公司 | Construction method for patching of refractory materials of furnace top of heating furnace |
| CN203964667U (en) * | 2014-06-20 | 2014-11-26 | 内蒙古包钢钢联股份有限公司 | Heating-furnace roof construction |
| CN206339099U (en) * | 2016-12-13 | 2017-07-18 | 山东钢铁股份有限公司 | A kind of heater for rolling steel furnace roof collapses the reparation furnace roof at place |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190301 |
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| RJ01 | Rejection of invention patent application after publication |