CN117128763A - Roller way electric kiln and preparation method thereof - Google Patents
Roller way electric kiln and preparation method thereof Download PDFInfo
- Publication number
- CN117128763A CN117128763A CN202311103746.0A CN202311103746A CN117128763A CN 117128763 A CN117128763 A CN 117128763A CN 202311103746 A CN202311103746 A CN 202311103746A CN 117128763 A CN117128763 A CN 117128763A
- Authority
- CN
- China
- Prior art keywords
- fireproof
- mullite
- kiln
- heat
- electric kiln
- 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
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims abstract description 39
- 238000009413 insulation Methods 0.000 claims abstract description 21
- 229920000742 Cotton Polymers 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 238000004321 preservation Methods 0.000 claims abstract description 15
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 64
- 229910052863 mullite Inorganic materials 0.000 claims description 64
- 239000011449 brick Substances 0.000 claims description 41
- 230000002265 prevention Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 229910052726 zirconium Inorganic materials 0.000 claims description 7
- 230000009970 fire resistant effect Effects 0.000 claims description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 29
- 238000012423 maintenance Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- 229910052799 carbon Inorganic materials 0.000 description 10
- 230000007774 longterm Effects 0.000 description 10
- 230000008901 benefit Effects 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 230000008439 repair process Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008093 supporting effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 241001270131 Agaricus moelleri Species 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
- F27D1/025—Roofs supported around their periphery, e.g. arched roofs
- F27D1/027—Skew backs
-
- 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
- F27D1/025—Roofs supported around their periphery, e.g. arched roofs
Abstract
The invention discloses a roller way electric kiln and a preparation method thereof, wherein the electric kiln comprises a kiln body, a first component and a heat preservation cover body, the heat preservation cover body comprises a peripheral component and an inner peripheral component, the inner peripheral component comprises a fireproof part, a fireproof beam and a fireproof heat-insulating part, the fireproof part is of an arch structure, the fireproof beam is arranged below the fireproof part, two ends of the fireproof beam are connected with the inner side of a sealing connection part through an L-shaped connecting part, and the fireproof heat-insulating part is arranged above the fireproof part; the method comprises the following steps: the two sides of the sealing joint are fixedly provided with L-shaped connecting pieces, then the fireproof beam is arranged on the L-shaped connecting pieces for preventing foreign matters from falling off to products, the arched fireproof pieces are arranged on the L-shaped connecting pieces and the fireproof beam, and the fireproof heat-insulating pieces are arranged outside the fireproof pieces; gaps between the peripheral components and the inner peripheral components are filled by heat insulation scattered cotton; baking at 700-900 ℃ for 36-50 hours after the electric kiln combination is completed, thus completing the preparation of the roller way electric kiln; the invention well solves the maintenance problem of the electric kiln in the prior art.
Description
Technical Field
The invention relates to the technical field of electric kilns, in particular to a roller electric kiln and a preparation method thereof.
Background
Aiming at the fact that the roller way electric kiln is required to be produced in the production process of the permanent magnetic ferrite magnetic ring, the heat insulation cover body structure of the roller way electric kiln is used for heat insulation in the form of filling heat insulation cotton between an upper layer of steel plate and a lower layer of steel plate, collapse easily occurs in the use process of the steel plates, a large amount of heat insulation cotton is used, and the work load is large during recovery.
Besides, other existing roller-way electric kilns are poor in high temperature resistance, heat insulation cotton of the electric kiln is easy to fall off, and the electric kiln is required to be manually removed for repair after being stopped for cooling after being damaged. The manual repair workload is large, the construction period is long, and the damaged heat-insulating cotton is packaged in the repair process to store the scrapped pollution site. The electric kiln maintenance needs to be processed by a professional kiln manufacturer, the repair efficiency is too low, the repair mode is complex, the consumption cost is high, the autonomous repair treatment cannot be realized by using an electric kiln production factory, and the material waste, the labor waste and the time waste are caused. If CN208382852U, the whole kiln body is mainly piled up by fire-proof bricks to form a heat-insulating layer, and in the use process, the heat-insulating layer is damaged by the structure of the heating zone below when collapse occurs, and the product in the kiln is damaged.
Disclosure of Invention
The invention aims to provide a roller way electric kiln and a preparation method thereof, which solve the problems that the roller way electric kiln in the prior art is insufficient in layout, poor in high temperature resistance, easy in collapse of kiln body and difficult in maintenance and repair after damage.
The invention discloses a roller way electric kiln, which comprises a kiln body, wherein a first component for heating and transferring products is arranged on the inner side of the kiln body, and a heat preservation cover body which is in sealing connection with the kiln body is arranged above the first component.
In the invention, the inner peripheral component comprises the fireproof part which is arched, and compared with a flat-top structure, the fireproof part is less prone to collapse in the long-term use process, thereby reducing maintenance times; meanwhile, a mode of replacing a steel plate by a fireproof piece is adopted, so that a method capable of prolonging the service life of the electric kiln and simplifying maintenance is constructed, a process of recycling a large amount of heat insulation cotton is omitted, the method can be widely applied to various fields of production, environmental protection and the like, and huge economic benefit and environmental protection benefit are generated; in the long-term use process, when collapse occurs, due to the design of the fireproof beams, the influence of collapse on products and the first component can be reduced as much as possible, the economic loss is reduced, and meanwhile, the electric kiln is convenient to process, and the maintenance problem of the electric kiln in the prior art is well solved.
The invention further adopts the technical scheme that: the fireproof piece comprises a mullite vault and mullite standard bricks attached to two ends of the mullite vault to form a support.
The mullite standard bricks are attached to the two ends of the mullite vault, so that the mullite vault is supported, and the stability of the structure is improved.
The invention further adopts the technical scheme that: the mullite dome comprises mullite bricks and a binder for connecting the mullite bricks.
After the mullite bricks are arranged to form an arch, gaps are reserved between the tops of the mullite bricks, and the mullite bricks are connected through the binder, so that the stability of the integral structure is high.
The invention further adopts the technical scheme that: the mullite bricks are arranged along the radial direction of the arch.
When the roller way electric kiln is radially arranged, the roller way electric kiln can better resist high temperature, is less influenced by high temperature in the kiln body, prolongs the service life of the roller way electric kiln, and reduces maintenance times.
The invention further adopts the technical scheme that: the mullite standard brick is a mullite standard brick 26 brick.
The invention further adopts the technical scheme that: and the connection part of the mullite standard brick and the mullite vault is an inclined plane with narrow upper part and wide lower part.
The connecting inclined plane with the narrow upper part and the wide lower part is shared by the arch structure stress effectively through the mullite standard brick in the long-term use process, so that the supporting effect of the mullite vault is better, the stability of the arc fireproof piece is higher, and collapse is not easy to happen.
Supporting points are built on two sides of the mullite arch through mullite standard bricks 26 on the inner side of the electric kiln, the supporting points are fixed through L-shaped connecting pieces, and then the mullite bricks are connected with binders in an inclined building mode to form the arc-shaped mullite arch.
The invention further adopts the technical scheme that: the mullite standard bricks are transversely arranged.
The stability of the mullite vault is improved.
The invention further adopts the technical scheme that: the fireproof heat-insulating piece comprises a zirconium-containing blanket and heat-insulating cotton arranged on the outer side of the zirconium-containing blanket.
Further improving the heat insulation effect.
The invention further adopts the technical scheme that: the peripheral component comprises a protective baffle, and gaps between the protective baffle and the inner peripheral component are filled with heat-insulating loose cotton.
The heat preservation and insulation effect of the invention is ensured.
The invention further adopts the technical scheme that: the first component comprises a carbon rod, a roller way and a temperature sensor, wherein the carbon rod is arranged above the roller way, the carbon rod is heated in an electric connection mode, and the temperature sensor is used for sensing the heating temperature of a high-temperature area.
The invention also provides a preparation method of the roller way electric kiln, which comprises a kiln body, wherein a first component for heating and transferring products is arranged at the inner side of the kiln body, a heat preservation cover body which is connected with the kiln body in a sealing way is arranged above the first component, the preparation method is characterized in that the heat preservation cover body comprises a peripheral component and an inner peripheral component, the inner peripheral component comprises a fireproof piece, a fireproof beam and a fireproof heat-insulating piece,
the preparation method comprises the following steps:
step one, mounting an inner periphery component: the two sides of the sealing joint are fixedly provided with L-shaped connecting pieces, then the fireproof beam is arranged on the L-shaped connecting pieces for preventing foreign matters from falling off to products, the arched fireproof pieces are arranged on the L-shaped connecting pieces and the fireproof beam, and the fireproof heat-insulating pieces are arranged outside the fireproof pieces;
step two, filling gaps between the peripheral component and the inner peripheral component through heat insulation loose cotton;
and thirdly, baking at 700-900 ℃ for 36-50 hours after the electric kiln combination is completed, and thus the preparation of the roller way electric kiln is completed.
The invention has the beneficial effects that: in the invention, the inner peripheral component comprises the fireproof part which is arched, and compared with a flat-top structure, the fireproof part is less prone to collapse in the long-term use process, thereby reducing maintenance times; meanwhile, a mode of replacing a steel plate by a fireproof piece is adopted, so that a method capable of prolonging the service life of the electric kiln and simplifying maintenance is constructed, a process of recycling a large amount of heat insulation cotton is omitted, the method can be widely applied to various fields of production, environmental protection and the like, and huge economic benefit and environmental protection benefit are generated; in the long-term use process, when collapse occurs, due to the design of the fireproof beams, the influence of collapse on products and the first component can be reduced as much as possible, the economic loss is reduced, and meanwhile, the electric kiln is convenient to process, and the maintenance problem of the electric kiln in the prior art is well solved.
Drawings
FIG. 1 is a schematic diagram of a roller electric kiln according to the present invention;
FIG. 2 is an enlarged view of the junction of the kiln body and the inner peripheral assembly provided by the invention.
Reference numerals: 1. high temperature area, 21, protective baffle, 22, heat insulation bulk cotton, 31, mullite standard brick, 32, mullite vault, 33, L-shaped connecting piece, 34, heat insulation cotton, 35, zirconium blanket, 36, refractory beam, 37, adhesive, 41, carbon rod, 42, roller way and 43, temperature sensor.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention.
It should be noted that, the structures, proportions, sizes and the like shown in the drawings attached to the present specification are used for understanding and reading only in conjunction with the disclosure of the present specification, and are not intended to limit the applicable limitations of the present invention, so that any modification of the structures, variation of proportions or adjustment of sizes of the structures, proportions and the like should not be construed as essential to the present invention, and should still fall within the scope of the disclosure of the present invention without affecting the efficacy and achievement of the present invention. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the invention, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the invention may be practiced.
Embodiment one:
fig. 1-2 show a roller way electric kiln, comprising a kiln body, the kiln body inboard is equipped with and is used for heating and transporting first subassembly 4 of product, first subassembly 4 top is equipped with the heat preservation lid with kiln body sealing connection, its characterized in that, the heat preservation lid includes peripheral subassembly and interior enclosing the subassembly, interior enclosing the subassembly and including fire prevention piece, fire-resistant beam 36 and fire prevention heat insulating part, the fire prevention piece is the arch structure, fire-resistant beam 36 is arranged in fire prevention piece below and both ends pass through L type connecting piece 33 with sealing connection department inboard is connected, fire prevention heat insulating part is arranged in fire prevention piece top.
In the invention, the inner peripheral component comprises the fireproof part which is arched, and compared with a flat-top structure, the fireproof part is less prone to collapse in the long-term use process, thereby reducing maintenance times; meanwhile, a mode of replacing a steel plate by a fireproof piece is adopted, so that a method capable of prolonging the service life of the electric kiln and simplifying maintenance is constructed, a process of recycling a large amount of heat insulation cotton is omitted, the method can be widely applied to various fields of production, environmental protection and the like, and huge economic benefit and environmental protection benefit are generated; in the long-term use process, when collapse occurs, due to the design of the fireproof beams, the influence of collapse on products and the first component can be reduced as much as possible, the economic loss is reduced, and meanwhile, the electric kiln is convenient to process, and the maintenance problem of the electric kiln in the prior art is well solved.
In this embodiment, the fireproof member includes a mullite dome 32 and mullite standard bricks 31 attached to two ends of the mullite dome 32 to form a support.
The mullite standard bricks are attached to the two ends of the mullite vault, so that the mullite vault is supported, and the stability of the structure is improved.
In this embodiment, the mullite dome 32 includes mullite bricks and a binder 37 for attaching the mullite bricks.
After the mullite bricks are arranged to form an arch, gaps are reserved between the tops of the mullite bricks, and the mullite bricks are connected through the binder, so that the stability of the integral structure is high.
In this embodiment, the mullite bricks are arranged in the radial direction of the arch.
When the roller way electric kiln is radially arranged, the roller way electric kiln can better resist high temperature, is less influenced by high temperature in the kiln body, prolongs the service life of the roller way electric kiln, and reduces maintenance times.
In this embodiment, the mullite brick 31 is a mullite brick 26.
In this embodiment, the connection between the mullite brick 31 and the mullite arch 32 is an inclined plane with a narrow top and a wide bottom.
The connecting inclined plane with the narrow upper part and the wide lower part is shared by the arch structure stress effectively through the mullite standard brick in the long-term use process, so that the supporting effect of the mullite vault is better, the stability of the arc fireproof piece is higher, and collapse is not easy to happen.
Supporting points are built on two sides of the mullite arch through mullite standard bricks 26 on the inner side of the electric kiln, the supporting points are fixed through L-shaped connecting pieces, and then the mullite bricks are connected with binders in an inclined building mode to form the arc-shaped mullite arch.
In this embodiment, the mullite brick 31 is disposed transversely.
The stability of the mullite vault is improved.
In this embodiment, the fireproof heat insulator comprises a zirconium-containing blanket 35 and heat insulating cotton 34 disposed outside the zirconium-containing blanket 35.
Further improving the heat insulation effect.
In this embodiment, the refractory beams 36 are square beams of silicon carbide.
In this embodiment, the peripheral component comprises a protective barrier 21, and the gap between the protective barrier 21 and the inner peripheral component is filled with heat-insulating loose cotton 22. The heat preservation and insulation effect of the invention is ensured.
In this embodiment, the peripheral component is disposed about the periphery of the inner peripheral component.
In this embodiment, the first component 4 includes a carbon rod 41, a roller way 42, and a temperature sensor 43, where the carbon rod 41 is disposed above the roller way 42, the carbon rod 41 is electrically connected to achieve heating, and the temperature sensor 43 is used to sense a heating temperature of the high temperature area 1.
In this embodiment, the first component is disposed at the center of the track electric kiln, the middle of the roller way electric kiln is formed by passing through the whole electric kiln core above the lower heating carbon rod by the roller way, the product is driven to advance at a uniform speed inside the electric kiln by the rotation of the roller way, and the carbon rod heats the carbon rod to reach a preset temperature by a power connection mode to sinter and bake the product.
In this embodiment, the L-line connector is an arched angle iron, and the temperature sensor includes a thermocouple.
In the embodiment, the kiln body is in sealing connection with the heat-preserving cover body through a steel plate. The kiln body is connected with the heat-preserving cover body in a sealing way, so that the heat loss of the electric kiln is reduced.
The working principle of the invention is as follows: in the invention, the inner peripheral component comprises the fireproof part which is arched, and compared with a flat-top structure, the fireproof part is less prone to collapse in the long-term use process, thereby reducing maintenance times; meanwhile, a mode of replacing a steel plate by a fireproof piece is adopted, so that a method capable of prolonging the service life of the electric kiln and simplifying maintenance is constructed, a process of recycling a large amount of heat insulation cotton is omitted, the method can be widely applied to various fields of production, environmental protection and the like, and huge economic benefit and environmental protection benefit are generated; in the long-term use process, when collapse occurs, due to the design of the fireproof beams, the influence of collapse on products and the first component can be reduced as much as possible, the economic loss is reduced, and meanwhile, the electric kiln is convenient to process, and the maintenance problem of the electric kiln in the prior art is well solved.
Embodiment two:
the preparation method of the roller way electric kiln comprises a kiln body, wherein a first component 4 for heating and transferring products is arranged at the inner side of the kiln body, a heat preservation cover body which is connected with the kiln body in a sealing way is arranged above the first component 4, the heat preservation cover body comprises a peripheral component and an inner peripheral component, the inner peripheral component comprises a fireproof part, a fireproof beam 36 and a fireproof heat-insulating part,
the preparation method comprises the following steps:
step one, mounting an inner periphery component: the L-shaped connecting pieces 33 are fixedly arranged on two sides of the sealing joint, then the fireproof beams 36 are arranged on the L-shaped connecting pieces 3 for preventing foreign matters from falling off to products, the arched fireproof pieces are arranged on the L-shaped connecting pieces 33 and the fireproof beams 36, and fireproof heat-insulating pieces are arranged on the outer sides of the fireproof pieces;
step two, filling gaps between the peripheral component and the inner peripheral component through heat insulation loose cotton;
and thirdly, baking at 700-900 ℃ for 36-50 hours after the electric kiln combination is completed, and thus the preparation of the roller way electric kiln is completed.
In this embodiment, the joint-sealing adhesion of the adhesive covering the fire-protecting member ensures a stable formation of the inner peripheral component.
In the embodiment, in the third step, the roller electric kiln is baked at 800 ℃ for 48 hours after the combination is completed, so that the mullite brick and the adhesive are ensured to be completely overlapped and can be directly used.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. The utility model provides a roller way electric kiln, includes the kiln body, kiln body inboard is equipped with first subassembly (4) that are used for heating and transporting the product, first subassembly (4) top be equipped with kiln body sealing connection's heat preservation lid, its characterized in that, the heat preservation lid includes peripheral subassembly and interior peripheral subassembly, interior peripheral subassembly includes fire prevention spare, fire-resistant roof beam (36) and fire prevention heat insulating part, the fire prevention spare is the arch structure, fire-resistant roof beam (36) are arranged in fire prevention spare below and both ends pass through L type connecting piece (33) with sealing connection department inboard is connected, fire prevention heat insulating part is arranged in fire prevention spare top.
2. A roller kiln according to claim 1, characterized in that the fireproof part comprises a mullite dome (32) and mullite standard bricks (31) which are attached to two ends of the mullite dome (32) to form a support.
3. A roller kiln according to claim 2, characterized in that the mullite dome (32) comprises mullite bricks and a binder (37) for connecting the mullite bricks.
4. A roller kiln according to claim 3, wherein the mullite bricks are arranged in the radial direction of the arch.
5. A roller way electric kiln according to claim 2, characterized in that the mullite brick (31) is a mullite brick 26.
6. A roller way electric kiln according to claim 2, characterized in that the connection part of the mullite standard brick (31) and the mullite vault (32) is an inclined plane with narrow upper part and wide lower part.
7. A roller way electric kiln according to claim 2, characterized in that the refractory beams (36) are square beams of silicon carbide.
8. A roller kiln according to claim 1, characterized in that the fire-protection insulation comprises a zirconium-containing blanket (35) and insulation cotton (34) placed outside the zirconium-containing blanket (35).
9. A roller kiln according to claim 1, characterized in that the peripheral assembly comprises a protective screen (21) fixedly connected to the inner peripheral assembly, the gap between the protective screen (21) and the inner peripheral assembly being filled by heat insulating loose cotton (22).
10. The preparation method of the roller way electric kiln comprises a kiln body, wherein a first component (4) for heating and transferring products is arranged at the inner side of the kiln body, a heat preservation cover body which is connected with the kiln body in a sealing way is arranged above the first component (4), the preparation method is characterized in that the heat preservation cover body comprises a peripheral component and an inner peripheral component, the inner peripheral component comprises a fireproof part, a fireproof beam (36) and a fireproof heat-insulating part,
the preparation method comprises the following steps:
step one, mounting an inner periphery component: the L-shaped connecting pieces (33) are fixedly arranged on two sides of the sealing joint, then the fireproof beam (36) is arranged on the L-shaped connecting pieces (3) for preventing foreign matters from falling onto products, the arched fireproof pieces are arranged on the L-shaped connecting pieces (33) and the fireproof beam (36), and fireproof heat-insulating pieces are arranged on the outer sides of the fireproof pieces;
step two, filling gaps between the peripheral component and the inner peripheral component through heat insulation loose cotton;
and thirdly, baking at 700-900 ℃ for 36-50 hours after the electric kiln combination is completed, and thus the preparation of the roller way electric kiln is completed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311103746.0A CN117128763A (en) | 2023-08-30 | 2023-08-30 | Roller way electric kiln and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311103746.0A CN117128763A (en) | 2023-08-30 | 2023-08-30 | Roller way electric kiln and preparation method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN117128763A true CN117128763A (en) | 2023-11-28 |
Family
ID=88862526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202311103746.0A Pending CN117128763A (en) | 2023-08-30 | 2023-08-30 | Roller way electric kiln and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117128763A (en) |
-
2023
- 2023-08-30 CN CN202311103746.0A patent/CN117128763A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4597564A (en) | Rotary hearth | |
US10414597B2 (en) | Pallet car for the transport of bulk material for a thermal treatment | |
CN109680137B (en) | Open-type flat round steel heat treatment furnace | |
CN117128763A (en) | Roller way electric kiln and preparation method thereof | |
CN214444073U (en) | Slow-release heat preservation device for blast furnace welding | |
US3419254A (en) | High temperature multiple hearth furnace structures | |
CN106123600B (en) | A kind of high temperature lower convex platform formula combined fireproof brick and production method | |
CN211373215U (en) | Heat accumulating type steel pushing heating furnace bottom structure | |
CN101435661A (en) | Light furnace lid of electrode calcining furnace | |
CN202954052U (en) | Novel blast-furnace crucible | |
CN205590747U (en) | Electric heating furnace | |
US2139172A (en) | High temperature furnace insulation | |
CN216864292U (en) | Composite furnace lining structure of pre-vacuumized high-temperature carburizing multipurpose furnace | |
CN220892953U (en) | Furnace door frame structure of aluminum processing reverberatory furnace | |
CN211546600U (en) | Device for refining chromium molybdenum alloy steel | |
CN218097218U (en) | Metallurgical furnace with lining made of waste magnesia-olive stone powder material | |
CN216482259U (en) | Hearth refractory masonry structure of trolley furnace | |
CN211539457U (en) | Improved tilting steel ladle | |
CN105969954A (en) | Electric heating furnace | |
JPH017704Y2 (en) | ||
RU2300065C2 (en) | Guard for movable bottom | |
CN101871724B (en) | Built-in carbon box type sealed device for horizontal kiln and sealing method | |
CN209431890U (en) | A kind of electric smelting raw material heating apparatus using electric smelting block waste heat | |
JPS6235025Y2 (en) | ||
US3428716A (en) | Method of installing high temperature furnace insulation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |