CN111780555A - Furnace kiln heat-insulating wall and installation method - Google Patents
Furnace kiln heat-insulating wall and installation method Download PDFInfo
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- CN111780555A CN111780555A CN202010671766.8A CN202010671766A CN111780555A CN 111780555 A CN111780555 A CN 111780555A CN 202010671766 A CN202010671766 A CN 202010671766A CN 111780555 A CN111780555 A CN 111780555A
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- cotton
- drill rod
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- bundle
- bundles
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- 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
- F27D1/0003—Linings or walls
- F27D1/0033—Linings or walls comprising heat shields, e.g. heat shieldsd
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- 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
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- 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
- F27D1/14—Supports for linings
Abstract
The invention provides a furnace kiln heat-insulating wall. The invention relates to a furnace kiln heat preservation wall, comprising: cotton bundles, T-shaped cotton drill rods, L-shaped cotton drill rods and cotton drill rod hooks; the cotton bundle is fixed on the side dye or the top dye of the furnace kiln through a T-shaped cotton drill rod or an L-shaped cotton drill rod, a cross rod of the T-shaped cotton drill rod or the L-shaped cotton drill rod is inserted into the cotton bundle, and a vertical rod of the T-shaped cotton drill rod or the L-shaped cotton drill rod is connected with the side beam or the top beam through a cotton drill rod hook; the cotton borer couple includes U type connection piece, the side of U type connection piece includes the recess, the montant of the cotton borer of T type or the cotton borer of L type passes the bend of U type connection piece to it is fixed through the mounting, the recess and the side of U type connection piece are dyed or the back timber is buckled mutually. The heat-insulating wall of the kiln is easy to install, has small heat-radiating area, greatly reduces the heat loss of the kiln, reduces energy consumption, is beneficial to heat insulation and energy conservation of the kiln, and reduces the cost of equipment using enterprises.
Description
Technical Field
The invention relates to a kiln technology, in particular to a kiln heat-insulating wall and an installation method thereof.
Background
At present, most kiln manufacturers select standard fiber modules as refractory heat-insulating materials of the kiln, for large-scale equipment such as a mobile tunnel kiln, the size specification of the standard fiber modules is 300 x 200, the specific installation position of the modules needs to be determined by marking before installation, the installation process is complex, the installation period is long, the installation position is fixed, and the flexible adjustment cannot be realized;
the standard fiber module is installed in a mode that a screw penetrates through the L-shaped perforated anchoring part and is connected with a nut welded on the installation plate, the installation plate is large in heat dissipation area, serious in heat loss, large in energy consumption of kiln operation and not beneficial to heat preservation and energy conservation of the kiln.
Disclosure of Invention
The invention provides a furnace heat-insulating wall and an installation method thereof, aiming at solving the problems that in the prior art, a heat-insulating layer installation plate has large heat dissipation area, serious heat loss, increased energy consumption for furnace operation and unfavorable heat insulation and energy saving of a furnace.
The invention provides a furnace kiln heat preservation wall, comprising:
cotton bundles, T-shaped cotton drill rods, L-shaped cotton drill rods and cotton drill rod hooks;
the cotton bundle is fixed on a side beam or a top beam of the furnace kiln through a T-shaped cotton drill rod or an L-shaped cotton drill rod, a cross rod of the T-shaped cotton drill rod or the L-shaped cotton drill rod is inserted into the cotton bundle, and a vertical rod of the T-shaped cotton drill rod or the L-shaped cotton drill rod is connected with the side beam or the top beam through a cotton drill rod hook;
the cotton borer couple includes U type connection piece, the side of U type connection piece includes the recess, the montant of the cotton borer of T type or the cotton borer of L type passes the bend of U type connection piece to it is fixed through the mounting, the recess and curb girder or back timber of U type connection piece are buckled mutually.
Further, the fixing piece is a nut.
Further, the cross rod of the T-shaped cotton drill rod comprises two parallel cross rods.
Furthermore, the cross rod of the L-shaped cotton drill rod is a U-shaped rod.
Furthermore, the side wall of the heat preservation wall is provided with at least one group of cotton bundles, each group of cotton bundles are transversely arranged on the side face of the furnace kiln, the cotton bundles on the outermost side of each group of cotton bundles are connected with the side beam through at least one L-shaped cotton drill rod, the cross rod of the L-shaped cotton drill rod is inserted into the cotton bundles on the outermost side, the cotton bundles on the inner side of each group of cotton bundles are connected with the side beam through at least one T-shaped cotton drill rod, and two ends of the cross rod of the T-shaped cotton drill rod are respectively inserted into the cotton bundles on two sides.
Furthermore, the top surface of the heat preservation wall is provided with at least one group of cotton bundles, each group of cotton bundles are transversely arranged on the top surface of the furnace kiln, the outer side of the first cotton bundle on the first side of each group of cotton bundles is connected with the top beam through at least one L-shaped cotton drill rod, the outer side of the last but one cotton bundle on the second side of each group of cotton bundles is connected with the top beam through at least one L-shaped cotton drill rod, the two sides of the first cotton bundle on the second side of each group of cotton bundles are respectively connected with the top beam through at least one L-shaped cotton drill rod, the cotton bundles on the inner side of each group of cotton bundles are connected with the top beam through at least one T-shaped cotton drill rod, and.
Further, the height of the cotton bale on the top surface decreases from the kiln head to the kiln tail.
The invention also provides a furnace kiln which comprises the heat-insulating wall.
The invention also provides an installation method of the furnace heat-insulating wall, which comprises the following steps:
fixing the L-shaped cotton drill rod on the side beam through a cotton drill rod hook;
pushing the first cotton bale into the fixed L-shaped cotton drill rod, and inserting a cross rod of the L-shaped cotton drill rod into the first end of the first cotton bale;
inserting a first end of a T-shaped cotton drill rod cross rod into a second end of the first cotton bundle, and fixing the T-shaped cotton drill rod on the side beam through a cotton drill rod hook;
pushing a second cotton bundle into the fixed T-shaped cotton drill rod, inserting the second end of the cross rod of the T-shaped cotton drill rod into the first end of the second cotton bundle, sequentially installing the cotton bundles along the length direction of the kiln, and connecting two adjacent cotton bundles by the T-shaped cotton drill rod;
and inserting an L-shaped cotton drill rod outside the last bundle of cotton, wherein the L-shaped cotton drill rod is fixed on the side beam through a cotton drill rod hook.
Further, the method further comprises:
a method of mounting the top surface;
the top surface mounting method comprises the following steps:
inserting one end of a T-shaped cotton drill rod into the cotton bundle at the uppermost end of the side surface of the heat-insulating wall, and fixing the T-shaped cotton drill rod on the top beam through a cotton drill rod hook;
pushing the cotton bundles into the fixed T-shaped cotton drill rods, inserting the first ends of the cotton bundles into the other ends of the T-shaped cotton drill rods, sequentially installing the cotton bundles along the width direction of the kiln, and connecting the adjacent cotton bundles through the T-shaped cotton drill rods;
after the penultimate cotton bale is installed, inserting an L-shaped cotton drill rod outside the penultimate cotton bale, and fixing the L-shaped cotton drill rod on the top beam through a cotton drill rod hook;
l-shaped cotton drill rods are respectively inserted into two sides of the last cotton bundle, the last cotton bundle is pushed into a reserved position, and the L-shaped cotton drill rods on the two sides are fixed on the top beam through cotton drill rod hooks.
The invention relates to a kiln heat-insulating wall and an installation method, wherein cotton bundles are installed on side beams on the side surfaces of a kiln or top beams on the top surface of the kiln through T-shaped cotton drill rods and L-shaped cotton drill rods, and the T-shaped cotton drill rods and the L-shaped cotton drill rods are fixed on the side beams or the top beams in a point contact mode by cotton drill rod hooks.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a first embodiment of a heat-insulating wall of a kiln according to the present invention;
FIG. 2 is a schematic structural view of a cotton drill hook in a heat-insulating wall of a kiln according to the present invention;
FIG. 3 is a schematic view of the installation of a cotton drill hook in the heat preservation wall of the kiln of the invention;
FIG. 4 is a front view of a T-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention;
FIG. 5 is a side view of a T-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention;
FIG. 6 is a front view of an L-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention;
FIG. 7 is a side view of an L-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention;
FIG. 8 is a schematic structural view of the middle top surface of the heat-insulating wall of the kiln of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
FIG. 1 is a schematic structural view of a first embodiment of a heat-insulating wall of a kiln according to the present invention; FIG. 2 is a schematic structural view of a cotton drill hook in a heat-insulating wall of a kiln according to the present invention; FIG. 3 is a schematic view of the installation of a cotton drill hook in the heat preservation wall of the kiln of the invention; FIG. 4 is a front view of a T-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention; FIG. 5 is a side view of a T-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention; FIG. 6 is a front view of an L-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention; FIG. 7 is a side view of an L-shaped cotton drill rod in the heat-insulating wall of the kiln of the present invention; FIG. 8 is a schematic structural view of the middle top surface of the heat-insulating wall of the kiln of the present invention. Referring to fig. 1 to 8, the present embodiment is a heat-insulating wall for a kiln, including:
the cotton bundle comprises a cotton bundle 1, T-shaped cotton brazes 2, L-shaped cotton brazes 3 and cotton brad hooks 4;
the cotton bundle 1 is fixed on a side beam or a top beam of the furnace kiln through a T-shaped cotton drill 2 or an L-shaped cotton drill 3, a cross rod of the T-shaped cotton drill 2 or the L-shaped cotton drill 3 is inserted into the cotton bundle, and a vertical rod of the T-shaped cotton drill 2 or the L-shaped cotton drill 3 is connected with the side beam or the top beam through a cotton drill hook 4;
the cotton borer couple 4 includes U type connection piece 41, the side of U type connection piece includes recess 42, the bending 43 of U type connection piece is passed to the montant of the cotton borer 2 of T type or the cotton borer 3 of L type to it is fixed through mounting 5, the recess 42 and curb girder or back timber of U type connection piece 41 are buckled mutually.
The left side in fig. 1 is a front view of the side wall, and the right side in fig. 1 is a side view of the side wall; and 4, cotton drill rod hooks which are buckled on side beams or cross beams of the kiln wall.
In the embodiment, the T-shaped cotton brazes and the L-shaped cotton brazes are fixed on the side beams or the top beams by adopting cotton brade hooks in a point contact manner, specifically, as shown in figure 2, the U-shaped connecting sheet is in a U-shaped long strip shape, two side surfaces of the U-shaped connecting sheet comprise symmetrical grooves 42, the grooves 42 are used for buckling on the side beams or the top beams,
Optionally, the fixing member is a nut.
In this embodiment, the T-shaped drill rod comprises a vertical rod 53 and two parallel cross rods, a first cross rod 51 and a second cross rod 52.
In this embodiment, the L-shaped cotton drill rod includes a cross rod 71 and a vertical rod 72, and the cross rod is a U-shaped rod.
In this embodiment, the kiln includes side and top surface, and the side is provided with the crossbeam, and the top surface is provided with the back timber, and in this embodiment, cotton bundle, heat preservation wall is installed to side and top surface.
The bale size in this example was 1900 x 265 x 240mm, which is much larger than the standard fiber modules of the prior art.
The specification of the cotton bale in the embodiment is not limited to the above specification, and the cotton bale can be flexibly designed according to actual conditions.
In particular, the length of the bale may be equal to the height of the kiln. Namely, a group of cotton bales is arranged on the side wall.
In this embodiment, the side and the top of the thermal insulation wall are provided with cotton bundles, specifically, the side wall of the thermal insulation wall is provided with at least one group of cotton bundles, each group of cotton bundles is transversely arranged on the side of the furnace kiln, the outermost cotton bundle of each group of cotton bundles is connected with the side beam through at least one L-shaped cotton drill rod, the cross rod of the L-shaped cotton drill rod is inserted into the outermost cotton bundle, the inner cotton bundle of each group of cotton bundles is connected with the side beam through at least one T-shaped cotton drill rod, and two ends of the cross rod of the T-shaped cotton drill rod are respectively inserted into the two cotton bundles.
In this embodiment, the outermost cotton bundles refer to two outermost cotton bundles on two sides, that is, the outermost cotton bundles on two sides are fixed to the side beam through an L-shaped cotton drill, and the specific fixing mode is that the outermost cotton bundles are fixed to the side beam through cotton drill hooks.
In this embodiment, each group of bales includes a plurality of bales. The number of the T-shaped cotton drill rods and the L-shaped cotton drill rods for connecting and fixing the cotton bale can be determined according to the length of the cotton bale so as to ensure stable connection.
The plural in the present embodiment means two or more, that is, at least two.
In this embodiment, specifically, at least one group of cotton bundles is arranged on the top surface of the heat preservation wall, each group of cotton bundles is transversely arranged on the top surface of the furnace kiln, the outer side of a first cotton bundle on the first side of each group of cotton bundles is connected with the top beam through at least one L-shaped cotton drill rod, the outer side of a penultimate cotton bundle on the second side of each group of cotton bundles is connected with the top beam through at least one L-shaped cotton drill rod, the two sides of the first cotton bundle on the second side of each group of cotton bundles are respectively connected with the top beam through at least one L-shaped cotton drill rod, the cotton bundles on the inner side of each group of cotton bundles are connected with the top beam through at least one T-shaped cotton drill rod.
In this embodiment, the setting may be one group, or multiple groups may be set according to actual conditions.
In this embodiment, the height of the top cotton bale decreases from the head to the tail of the kiln. Specifically, the height of the cotton bale can be adjusted through the connecting positions of the vertical rods of the T-shaped cotton drill rods and the L-shaped cotton drill rods and the fixing piece. Specifically, the vertical rod can comprise threads, the fixing piece is a nut, and the fixing piece is realized by adjusting the position of the nut.
The invention also provides a kiln which comprises the heat-insulating wall.
In the invention, the installation method of the heat preservation wall comprises the following specific steps:
fixing the L-shaped cotton drill rod on the side beam through a cotton drill rod hook;
pushing the first cotton bale into the fixed L-shaped cotton drill rod, and inserting a cross rod of the L-shaped cotton drill rod into the first end of the first cotton bale;
inserting a first end of a T-shaped cotton drill rod cross rod into a second end of the first cotton bundle, and fixing the T-shaped cotton drill rod on the side beam through a cotton drill rod hook;
pushing a second cotton bundle into the fixed T-shaped cotton drill rod, inserting the second end of the cross rod of the T-shaped cotton drill rod into the first end of the second cotton bundle, sequentially installing the cotton bundles along the length direction of the kiln, and connecting two adjacent cotton bundles by the T-shaped cotton drill rod;
and inserting an L-shaped cotton drill rod outside the last bundle of cotton, wherein the L-shaped cotton drill rod is fixed on the side beam through a cotton drill rod hook.
In this embodiment, after all the cotton bundles are installed, the cotton bundle packaging bag is removed, the packaging film is torn off, and then the inner wall of the kiln chamber is leveled.
The above is a side mounting method, the method further comprising a top mounting method;
the top surface mounting method comprises the following steps:
inserting one end of a T-shaped cotton drill rod into the cotton bundle at the uppermost end of the side surface of the heat-insulating wall, and fixing the T-shaped cotton drill rod on the top beam through a cotton drill rod hook;
pushing the cotton bundles into the fixed T-shaped cotton drill rods, inserting the first ends of the cotton bundles into the other ends of the T-shaped cotton drill rods, sequentially installing the cotton bundles along the width direction of the kiln, and connecting the adjacent cotton bundles through the T-shaped cotton drill rods;
after the penultimate cotton bale is installed, inserting an L-shaped cotton drill rod outside the penultimate cotton bale, and fixing the L-shaped cotton drill rod on the top beam through a cotton drill rod hook;
l-shaped cotton drill rods are respectively inserted into two sides of the last cotton bundle, the last cotton bundle is pushed into a reserved position, and the L-shaped cotton drill rods on the two sides are fixed on the top beam through cotton drill rod hooks.
In the embodiment, the installation mode of each row of top cotton is the same, the rest top cotton is installed in sequence, after all cotton bundles are installed, the cotton bundle packaging bag is removed, the packaging film is torn off, and then the inner wall of the kiln chamber is leveled.
The invention relates to a furnace heat-insulating wall and an installation method, which solve the problems that the traditional large-scale equipment refractory heat-insulating material adopts a standard fiber module, the size is small, the installation process is complex, the installation period is long, the installation position is fixed, the flexible adjustment cannot be realized and the like; for standard fiber module anchor assembly and mounting panel welded nut are connected, the mounting panel dispels the heat by a large scale, and when the installation of big specification cotton bundle was fixed, little boundary beam, little back timber and cotton borer couple were the point contact, and heat radiating area reduces greatly, and the kiln heat loss descends by a wide margin, and the energy consumption reduces, is favorable to the heat preservation energy-conservation of kiln, reduces equipment use cost in business.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A heat-insulating wall for a kiln, comprising:
cotton bundles, T-shaped cotton drill rods, L-shaped cotton drill rods and cotton drill rod hooks;
the cotton bundle is fixed on a side beam or a top beam of the furnace kiln through a T-shaped cotton drill rod or an L-shaped cotton drill rod, a cross rod of the T-shaped cotton drill rod or the L-shaped cotton drill rod is inserted into the cotton bundle, and a vertical rod of the T-shaped cotton drill rod or the L-shaped cotton drill rod is connected with the side beam or the top beam through a cotton drill rod hook;
the cotton borer couple includes U type connection piece, the side of U type connection piece includes the recess, the montant of the cotton borer of T type or the cotton borer of L type passes the bend of U type connection piece to it is fixed through the mounting, the recess and curb girder or back timber of U type connection piece are buckled mutually.
2. An insulated wall according to claim 1,
the fixing piece is a nut.
3. An insulated wall according to claim 1,
the cross rod of the T-shaped cotton drill rod comprises two parallel cross rods.
4. An insulated wall according to claim 1,
the cross rod of the L-shaped cotton drill rod is a U-shaped rod.
5. An insulated wall according to any of claims 1 to 4,
the side wall of the heat preservation wall is provided with at least one group of cotton bundles, each group of cotton bundles are transversely arranged on the side face of the furnace kiln, the cotton bundles on the outermost side of each group of cotton bundles are connected with the side beam through at least one L-shaped cotton drill rod, a cross rod of the L-shaped cotton drill rod is inserted into the cotton bundles on the outermost side, the cotton bundles on the inner side of each group of cotton bundles are connected with the side beam through at least one T-shaped cotton drill rod, and two ends of the cross rod of the T-shaped cotton drill rod are respectively inserted into the cotton bundles on.
6. An insulated wall according to claim 5,
the top surface of heat preservation wall is provided with at least a set of cotton bundle, every group cotton bundle transverse arrangement sets up in the top surface of stove, the first cotton bundle outside of every group cotton bundle first side is connected with the back timber through at least one L type cotton borer, the outside of every group cotton bundle second side reciprocal second cotton bundle is connected with the back timber through at least one L type cotton borer, the both sides of every group cotton bundle second side first cotton bundle are connected with the back timber through at least one L type cotton borer respectively, the cotton bundle of every group cotton bundle inboard is connected with the back timber through at least one T type cotton borer, the horizontal pole both ends of T type cotton borer insert in the cotton bundle of both sides respectively.
7. An insulated wall according to claim 6,
the height of the cotton bale on the top surface decreases from the kiln head to the kiln tail.
8. A kiln, characterized in that it comprises the thermal insulating wall according to any one of claims 1 to 7.
9. A method of installing the heat retaining wall of the kiln according to any one of claims 1 to 7, comprising:
fixing the L-shaped cotton drill rod on the side beam through a cotton drill rod hook;
pushing the first cotton bale into the fixed L-shaped cotton drill rod, and inserting a cross rod of the L-shaped cotton drill rod into the first end of the first cotton bale;
inserting a first end of a T-shaped cotton drill rod cross rod into a second end of the first cotton bundle, and fixing the T-shaped cotton drill rod on the side beam through a cotton drill rod hook;
pushing a second cotton bundle into the fixed T-shaped cotton drill rod, inserting the second end of the cross rod of the T-shaped cotton drill rod into the first end of the second cotton bundle, sequentially installing the cotton bundles along the length direction of the kiln, and connecting two adjacent cotton bundles by the T-shaped cotton drill rod;
and inserting an L-shaped cotton drill rod outside the last bundle of cotton, wherein the L-shaped cotton drill rod is fixed on the side beam through a cotton drill rod hook.
10. The method of claim 9, further comprising:
a method of mounting the top surface;
the top surface mounting method comprises the following steps:
inserting one end of a T-shaped cotton drill rod into the cotton bundle at the uppermost end of the side surface of the heat-insulating wall, and fixing the T-shaped cotton drill rod on the top beam through a cotton drill rod hook;
pushing the cotton bundles into the fixed T-shaped cotton drill rods, inserting the first ends of the cotton bundles into the other ends of the T-shaped cotton drill rods, sequentially installing the cotton bundles along the width direction of the kiln, and connecting the adjacent cotton bundles through the T-shaped cotton drill rods;
after the penultimate cotton bale is installed, inserting an L-shaped cotton drill rod outside the penultimate cotton bale, and fixing the L-shaped cotton drill rod on the top beam through a cotton drill rod hook;
l-shaped cotton drill rods are respectively inserted into two sides of the last cotton bundle, the last cotton bundle is pushed into a reserved position, and the L-shaped cotton drill rods on the two sides are fixed on the top beam through cotton drill rod hooks.
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| CN202010671766.8A CN111780555B (en) | 2020-07-13 | 2020-07-13 | Furnace kiln heat-insulating wall and installation method |
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| CN202010671766.8A CN111780555B (en) | 2020-07-13 | 2020-07-13 | Furnace kiln heat-insulating wall and installation method |
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| CN209991780U (en) * | 2019-04-29 | 2020-01-24 | 摩根凯龙（荆门）热陶瓷有限公司 | Refractory fiber module based on refractory fiber blanket |
| CN210004768U (en) * | 2019-05-29 | 2020-01-31 | 山东鲁阳节能材料股份有限公司 | ceramic fiber modules and anchoring parts thereof |
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