CN218238426U - Kiln chimney and kiln - Google Patents
Kiln chimney and kiln Download PDFInfo
- Publication number
- CN218238426U CN218238426U CN202222429112.1U CN202222429112U CN218238426U CN 218238426 U CN218238426 U CN 218238426U CN 202222429112 U CN202222429112 U CN 202222429112U CN 218238426 U CN218238426 U CN 218238426U
- Authority
- CN
- China
- Prior art keywords
- flue
- chimney
- kiln
- smoke exhaust
- metal shell
- 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.)
- Active
Links
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model provides a kiln chimney and kiln. Building a plurality of mullite bricks along the inner wall of the metal shell to form a flue; the lower part of the metal shell is provided with a cleaning window which can be opened and closed, and the cleaning window is communicated with the flue; an air supplementing port is formed in the upper portion of the metal shell and communicated with the flue, and a smoke exhaust inserting plate used for adjusting the sectional area of the flue is arranged between the air supplementing port and the cleaning window. Through above-mentioned disclosed kiln chimney, because metal casing's inner wall system has the mullite brick for the chimney is not fragile, and still when having the corrosivity crystallization thing in the flue, through opening the clearance window, clears up the corrosivity crystallization thing in the flue, the utility model discloses compare in current chimney, not only can effectively prolong the life of chimney, can also effectively practice thrift corrosivity crystallization thing clearance time in the chimney, practice thrift the manpower.
Description
Technical Field
The utility model relates to a kiln field specifically is a kiln chimney and kiln.
Background
The chimney of the existing kiln is generally a metal shell, and ceramics are arranged in the metal shell and can prevent corrosive waste gas generated in the sintering process of lithium cobaltate in the kiln from corroding the metal shell.
However, the kiln still accompanies a large amount of corrosive crystals in the lithium cobaltate firing process, and in order to avoid the influence of the corrosive crystals on the exhaust gas, the chimney needs to be detached and cleaned, but detaching the chimney to clean the corrosive crystals wastes not only time but also a large amount of manpower, and the chimney life is not long due to the easy brittle fracture of the ceramic, so that a kiln chimney with a long life and easy cleaning of the corrosive crystals is urgently needed.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a kiln chimney and kiln to solve current kiln chimney life-span not long, and need just can clear up the extravagant manpower that corrosive crystal brought after dismantling, and the problem of wasted time.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
the utility model discloses a first aspect discloses a kiln chimney, include: the smoke exhaust device comprises a metal shell, a smoke exhaust inserting plate and a plurality of mullite bricks;
a plurality of mullite bricks are built along the inner wall of the metal shell to form a flue;
the lower part of the metal shell is provided with a cleaning window which can be opened and closed, and the cleaning window is communicated with the flue;
the upper part of the metal shell is provided with an openable air supplement port which is communicated with the flue;
the smoke exhaust inserting plate is arranged between the air supply port and the cleaning window and used for adjusting the sectional area of the flue.
Preferably, the metal shell is made of stainless steel.
Preferably, the outer surface of the metal shell is sprayed with silver paint.
Preferably, a plurality of mullite bricks are bonded by high-temperature daub.
Preferably, the method further comprises the following steps: a smoke exhaust pipe and a connecting piece;
the smoke exhaust pipe is communicated with the flue through a connecting piece.
Preferably, the connecting piece is a split flange.
Preferably, the inner wall of the smoke exhaust pipe is sprayed with a Teflon coating, and/or the outer wall of the smoke exhaust pipe is sprayed with silver paint.
Preferably, the method further comprises the following steps: and the support frame is arranged at the bottom of the metal shell.
The utility model discloses in a second aspect a kiln, include: such as the utility model discloses a kiln chimney in the first aspect.
Based on the kiln chimney and the kiln provided by the utility model, a plurality of mullite bricks are built along the inner wall of the metal shell to form a flue; the lower part of the metal shell is provided with a cleaning window which can be opened and closed, and the cleaning window is communicated with the flue; the upper part of the metal shell is provided with an openable air supplementing port which is communicated with the flue, and a smoke exhaust inserting plate for adjusting the sectional area of the flue is arranged between the air supplementing port and the cleaning window. Through above-mentioned disclosed kiln chimney, because metal casing's inner wall system has the mullite brick for the chimney is not fragile, and still when having the corrosivity crystallization thing in the flue, through opening the clearance window, clears up the corrosivity crystallization thing in the flue, the utility model discloses compare in current chimney, not only can effectively prolong the life of chimney, can also effectively practice thrift corrosivity crystallization thing clearance time in the chimney, practice thrift the manpower.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a kiln chimney provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a connecting member according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a chimney provided by the embodiment of the present invention.
Wherein, metal casing 1, exhaust fume picture peg 2, tonifying qi mouth 3, clearance window 4, support frame 5, flue 6, connecting piece 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model provides a kiln chimney, refer to fig. 1 to 3, fig. 1 is kiln chimney's schematic structure diagram, and kiln chimney includes: the device comprises a metal shell 1, a smoke exhaust inserting plate 2 and a plurality of mullite bricks;
a plurality of mullite bricks are built along the inner wall of the metal shell 1 to form a flue 6;
the lower part of the metal shell 1 is provided with a cleaning window 4 which can be opened and closed, and the cleaning window 4 is communicated with a flue 6;
the upper part of the metal shell 1 is provided with an openable air supplementing port 3, and the air supplementing port 3 is communicated with a flue 6;
the smoke exhaust insertion plate 2 is arranged between the air supply port 3 and the cleaning window 4, and the smoke exhaust insertion plate 2 is used for adjusting the sectional area of the flue 6.
The mullite brick is a high-alumina refractory having mullite as a main crystal phase. The alumina content is generally between 65% and 75%. The mineral composition contains a small amount of vitreous phase and cristobalite in addition to mullite, which contains lower alumina; those with higher alumina content also contain small amounts of corundum. The mullite brick has high refractoriness which can reach more than 1790 ℃. The refractoriness under load is started at 1600-1700 ℃. The normal temperature compressive strength is 70-260 MPa. The thermal shock resistance is good. The mullite brick can be sintered or fused. The sintered mullite brick is prepared by using high-alumina bauxite clinker as a main raw material, adding a small amount of clay or raw bauxite as a binding agent, and molding and sintering. The electric smelting mullite brick is produced with bauxite, industrial alumina and refractory clay as material and through adding charcoal or coke as reductant and through reduction electric smelting process after forming. The crystallization of the electric melting mullite is larger than that of the sintering mullite, and the thermal shock resistance is better than that of the sintering product. Their high temperature performance mainly depends on the content of alumina and the homogeneity that mullite looks and glass distribute, consequently, the utility model discloses after metal casing 1's inner wall builds the mullite brick, can effectively promote chimney life.
It should be further noted that a smoke exhaust inserting plate for adjusting the sectional area of the flue 6 is arranged between the air supplementing port 3 and the cleaning window 4, the size of an opening of the flue for exhausting waste gas can be controlled by inserting and pulling the smoke exhaust inserting plate, and further the amount of the waste gas exhausted by the flue 6 can be controlled by the smoke exhaust inserting plate 2, specifically, when the smoke exhaust inserting plate 2 is completely inserted into a chimney, the flue 6 can be sealed, the waste gas cannot be exhausted from the flue 6, the smoke exhaust inserting plate 2 is pulled out to different degrees, openings with different sizes can be formed in the flue 6 for exhausting the waste gas, specifically, the more the smoke exhaust inserting plate 2 is pulled out, the smaller the part for shielding the cross section of the flue 6 is, the larger the formed opening for exhausting the waste gas is, and by arranging the air supplementing port 3 on the upper part of the metal shell 1, when the flue 6 is totally sealed by the smoke exhaust inserting plate 2, the air supplementing port 3 communicated with the flue 6 is opened, the load and the air pressure of the exhaust fan can be reduced, and the effect of cooling the pipeline can also be achieved.
In the embodiment of the utility model, a plurality of mullite bricks are built along the inner wall of the metal shell 1 to form a flue 6; the lower part of the metal shell 1 is provided with a cleaning window 4 which can be opened and closed, and the cleaning window 4 is communicated with a flue 6; an air supplementing port 3 is formed in the upper portion of the metal shell 1, the air supplementing port 3 is communicated with a flue 6, and a smoke exhaust inserting plate 2 used for adjusting the sectional area of the flue 6 is arranged between the air supplementing port 3 and a cleaning window 4. Through above-mentioned kiln chimney disclosed, because metal casing 1's inner wall system has the mullite brick for the chimney is not fragile, and still can be when having the corrosivity crystal in flue 6, through opening clearance window 4, clear up the corrosivity crystal in flue 6, the utility model discloses compare in current chimney, not only can effectively prolong the life of chimney, can also effectively practice thrift corrosivity crystal clearance time in the chimney, practice thrift the manpower.
Preferably, the air supplement port 3 has a circular structure.
It should be noted that the air supplement port 3 may have a circular structure, or may have other types of structures, and those skilled in the art may select the configuration as needed.
Further, the metal case 1 is a stainless steel case.
It should be noted that the metal housing 1 may be a stainless steel housing, or may be a metal housing 1 made of other materials, and those skilled in the art may select the metal housing according to requirements.
Further, the outer surface of the metal shell 1 is sprayed with silver paint.
It should be noted that the silver paint is obtained by adding aluminum powder into paint, and the metal housing 1 is sprayed with the silver paint, so that the metal housing 1 can be effectively prevented from being corroded, and the service life of the chimney can be further prolonged.
Specifically, a plurality of mullite bricks are bonded by high-temperature daub.
It should be noted that, because the waste gas generated in the lithium cobaltate firing process of the kiln is corrosive, the mullite bricks are bonded by the high-temperature mortar, so that the air tightness of the chimney can be effectively improved, the waste gas generated in the lithium cobaltate firing process is effectively prevented from contacting the metal shell 1, and the service life of the chimney is further ensured.
It should also be noted that the high-temperature daub may be a GX-3 adhesive, or may be another type of adhesive, and those skilled in the art may substitute the high-temperature daub as needed.
Further, the kiln chimney still includes: a smoke exhaust pipe and a connecting piece 7;
the smoke exhaust pipe is communicated with the flue 6 through a connecting piece 7.
It should be noted that the smoke exhaust pipe is communicated with the flue 6 through a connecting piece 7, which is convenient for the chimney to exhaust smoke.
In particular, the connecting piece 7 is a facing flange.
It should be noted that, the connecting piece 7 is provided as a facing flange, which is convenient for workers to install the smoke exhaust pipe, i.e. the smoke exhaust pipe is installed in a chimney.
Specifically, a Teflon coating is sprayed on the inner wall of the smoke exhaust pipe, and/or silver paint is sprayed on the outer wall of the smoke exhaust pipe.
It should be noted that, because the temperature of the exhaust gas in the smoke exhaust pipe is low, the inner wall of the smoke exhaust pipe is coated with the teflon coating, so that the smoke exhaust pipe can be prevented from being corroded by the exhaust gas.
And the outer wall of the smoke exhaust pipe is sprayed with the silver paint, so that the smoke exhaust pipe can be further prevented from being corroded, and the service life of the smoke exhaust pipe is further prolonged.
Further, the kiln chimney still includes: and the support frame 5 is arranged at the bottom of the metal shell 1.
It should be noted that, because a plurality of mullite bricks are built in the metal casing 1, the weight of the chimney is heavier, and in order to avoid the influence of the weight of the chimney on the overall structure of the kiln, the support frame 5 is arranged at the bottom of the metal casing 1, so that the overall structure of the kiln can be effectively prevented from being influenced by the weight of the chimney, and further the collapse caused by the unstable structure of the kiln can be avoided.
Preferably, the support frame 5 is a square frame made of angle steel.
It should be noted that the supporting frame 5 may be made of angle steel, or may be made of other materials, and those skilled in the art may select the angle steel according to requirements.
Based on the kiln chimney that above-mentioned embodiment provided, the utility model also provides a kiln, refer to fig. 1 to fig. 3, the kiln includes: a kiln chimney;
a kiln chimney comprising: the device comprises a metal shell 1, a smoke exhaust inserting plate 2 and a plurality of mullite bricks;
a plurality of mullite bricks are built along the inner wall of the metal shell 1 to form a flue 6;
the lower part of the metal shell 1 is provided with a cleaning window 4 which can be opened and closed, and the cleaning window 4 is communicated with a flue 6;
an air supplement port 3 is formed in the upper part of the metal shell 1, and the air supplement port 3 is communicated with a flue 6;
the smoke exhaust insertion plate 2 is arranged between the air supply port 3 and the cleaning window 4, and the smoke exhaust insertion plate 2 is used for adjusting the sectional area of the flue 6.
In the embodiment of the utility model, a plurality of mullite bricks are built along the inner wall of the metal shell 1 to form a flue 6; the lower part of the metal shell 1 is provided with a cleaning window 4 which can be opened and closed, and the cleaning window 4 is communicated with a flue 6; an air supplementing port 3 is formed in the upper portion of the metal shell 1, the air supplementing port 3 is communicated with a flue 6, and a smoke exhaust inserting plate 2 used for adjusting the sectional area of the flue 6 is arranged between the air supplementing port 3 and a cleaning window 4. Through above-mentioned kiln chimney disclosed, because metal casing 1's inner wall system has the mullite brick for the chimney is not fragile, and still can be when having the corrosivity crystal in flue 6, through opening clearance window 4, clear up the corrosivity crystal in flue 6, the utility model discloses compare in current chimney, not only can effectively prolong the life of chimney, can also effectively practice thrift corrosivity crystal clearance time in the chimney, practice thrift the manpower.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A kiln chimney, comprising: the smoke exhaust device comprises a metal shell, a smoke exhaust inserting plate and a plurality of mullite bricks;
a plurality of mullite bricks are laid along the inner wall of the metal shell to form a flue;
the lower part of the metal shell is provided with a cleaning window which can be opened and closed, and the cleaning window is communicated with the flue;
the upper part of the metal shell is provided with an openable air supplementing port, and the air supplementing port is communicated with the flue;
the smoke exhaust insertion plate is arranged between the air supplementing opening and the cleaning window and used for adjusting the sectional area of the flue.
2. The kiln chimney as defined in claim 1, wherein the metal casing is made of stainless steel.
3. The kiln chimney as recited in claim 1, wherein the outer surface of the metal casing is coated with silver paint.
4. The kiln chimney as recited in claim 1, wherein the mullite bricks are bonded using high temperature mastic.
5. The kiln chimney of claim 1, further comprising: a smoke exhaust pipe and a connecting piece;
the smoke exhaust pipe is communicated with the flue through the connecting piece.
6. The kiln chimney according to claim 5, characterized in that the connection piece is a split flange.
7. The kiln chimney as claimed in claim 6, wherein the inner wall of the smoke exhaust pipe is coated with Teflon coating, and/or the outer wall of the smoke exhaust pipe is coated with silver paint.
8. The kiln chimney as set forth in claim 1, further comprising: and the support frame is arranged at the bottom of the metal shell.
9. A kiln, comprising: the kiln chimney according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222429112.1U CN218238426U (en) | 2022-09-14 | 2022-09-14 | Kiln chimney and kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222429112.1U CN218238426U (en) | 2022-09-14 | 2022-09-14 | Kiln chimney and kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218238426U true CN218238426U (en) | 2023-01-06 |
Family
ID=84664276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222429112.1U Active CN218238426U (en) | 2022-09-14 | 2022-09-14 | Kiln chimney and kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218238426U (en) |
-
2022
- 2022-09-14 CN CN202222429112.1U patent/CN218238426U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102815951B (en) | Flame-resistant corrosion-resistant coating | |
| CN105859264A (en) | Compact-corundum head cover for electric furnace and preparation method thereof | |
| CN218238426U (en) | Kiln chimney and kiln | |
| WO2012174839A1 (en) | Refractory and anti-corrosion material of indefinite form for inert anode aluminum electrolytic tank and method for manufacturing same | |
| CN110590342A (en) | Silica sol combined corundum refractory mortar | |
| CN112047744B (en) | Heat-insulating material and preparation method and application thereof | |
| JPS5937432B2 (en) | How to protect the metal structure inside a kiln | |
| CN113511908A (en) | Sealing hot-melt adhesive for float glass collar part and melting furnace and preparation method thereof | |
| CN210512690U (en) | Kiln structure with heat recovery function | |
| CN112459270A (en) | Composite heat-insulating brick | |
| CN216095538U (en) | High-temperature oxidation chamber of thermal desorption equipment | |
| CN219956110U (en) | Corundum refractory brick with low heat conduction | |
| CN220670232U (en) | Explosion-proof armoured smoke and dust recovery combustion chamber of electric stove high temperature flue gas | |
| CN216347810U (en) | Heat preservation device for kiln | |
| CN210374620U (en) | High-temperature-resistant long-service-life small furnace cover | |
| CN218380526U (en) | Electric furnace settling chamber resistant to high-temperature flue gas scouring | |
| CN115073190B (en) | Aluminum-magnesium-zirconium castable for copper outlet chute of anode furnace and preparation method thereof | |
| CN205576200U (en) | Whole bell of electric stove furnace roof | |
| CN216668316U (en) | Furnace lining brick structure of composite furnace wall for high-temperature kiln | |
| CN107726856A (en) | A kind of high temperature resistant furnace wall compound lining with high-heating radiation with strong disconnected hot property | |
| JP2005224734A (en) | High-temperature dust collector | |
| CN216482256U (en) | Anti-corrosion alkali-resistant brick | |
| CN218155478U (en) | Heat preservation structure of zinc melting pot of large furnace | |
| CN213447184U (en) | Energy-saving blast furnace hot air pipeline | |
| CN211373236U (en) | But continuous production's high temperature graphitization stove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |