CN110260659B - Refractory fiber fixing device and application method thereof - Google Patents
Refractory fiber fixing device and application method thereof Download PDFInfo
- Publication number
- CN110260659B CN110260659B CN201810202078.XA CN201810202078A CN110260659B CN 110260659 B CN110260659 B CN 110260659B CN 201810202078 A CN201810202078 A CN 201810202078A CN 110260659 B CN110260659 B CN 110260659B
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- CN
- China
- Prior art keywords
- refractory fiber
- thread section
- external thread
- guide rod
- pressing block
- Prior art date
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- 239000000835 fiber Substances 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 30
- 238000003466 welding Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 11
- 238000007665 sagging Methods 0.000 abstract description 3
- 239000011229 interlayer Substances 0.000 description 5
- 230000009970 fire resistant effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002023 wood Substances 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
- F27D1/14—Supports for linings
- F27D1/141—Anchors therefor
-
- 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
- F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
- F27D1/1621—Making linings by using shaped elements, e.g. bricks
Abstract
The invention provides a refractory fiber fixing device and a using method thereof, wherein the refractory fiber fixing device comprises: the base is vertically fixed on the furnace shell and comprises a first external thread section and a second external thread section which are coaxial, wherein the outer diameter of the first external thread section is larger than that of the second external thread section; the first pressing block and the second pressing block are sequentially arranged on the first external thread section and are respectively used for fixing the refractory fiber tiling blanket and the refractory fiber module; the guide rod is a cylindrical straight rod, one end part of the guide rod is provided with an internal threaded hole which is coaxial with the guide rod and matched with the second external threaded section, and the diameter of the guide rod is smaller than the outer diameter of the first external threaded section; and the socket wrench is provided with a through hole with the inner diameter larger than the outer diameter of the guide rod and used for installing the second pressing block. According to the refractory fiber fixing device and the application method thereof, the first pressing block is used for fixing the refractory fiber tiling blanket, so that sagging of the blanket is avoided; the installation efficiency of the refractory fiber module is improved.
Description
Technical Field
The invention relates to the technical field of integral furnace linings, in particular to a refractory fiber fixing device and a using method thereof.
Background
With the continuous innovation of heating furnaces and refractory materials, refractory fibers are often used for the inner lining of heating furnaces in recent years. By the furnace shell spreading a layer of refractory fiber tiling blanket earlier, the working layer is refractory fiber module, places the compensation blanket between every two rows of refractory fiber modules, and the refractory fiber module passes through anchor bolt and furnace shell to be fixed, appears following problem easily in actual installation:
when laying the refractory fiber tiling blanket, especially lay the top, under the action of gravity, the refractory fiber tiling blanket sags easily, causes to lay the unevenness, and refractory fiber module and stove outer covering can't combine closely.
When a single refractory fiber module is installed, due to the fact that the self volume of the module is larger, the diameter of the built-in PVC guide cylinder is smaller, whether the module is aligned with an anchor bolt and pushed in or not is difficult to observe and determine, and a nut cannot be aligned with the anchor bolt, so that the nut is not convenient to lock, and the installation efficiency is low.
Disclosure of Invention
The invention aims to solve the technical problem of providing a refractory fiber fixing device and a using method thereof, which are used for avoiding sagging of a refractory fiber tiled blanket and improving the installation efficiency of a refractory fiber module.
In order to solve the technical problems, the invention provides a refractory fiber fixing device, which comprises:
the base is vertically fixed on the furnace shell and comprises a first external thread section and a second external thread section which are coaxial, wherein the outer diameter of the first external thread section is larger than that of the second external thread section;
the first pressing block and the second pressing block are sequentially arranged on the first external thread section and are respectively used for fixing the refractory fiber tiling blanket and the refractory fiber module;
the guide rod is a cylindrical straight rod, one end part of the guide rod is provided with an internal threaded hole which is coaxial with the guide rod and matched with the second external threaded section, and the diameter of the guide rod is smaller than the outer diameter of the first external threaded section;
and the socket wrench is provided with a through hole with the inner diameter larger than the outer diameter of the guide rod and used for installing the second pressing block.
Further, the first pressing block is a circular gasket, and an internal thread through hole matched with the first external thread section is formed in the center of the first pressing block.
Further, the second press block is a nut matched with the first external thread section.
Further, the outer diameter of the first externally threaded section is at least 3mm greater than the outer diameter of the second externally threaded section and at least 1mm greater than the outer diameter of the guide rod.
Further, the outer diameter of the first external thread section is 8mm, the outer diameter of the second external thread section is 4mm, and the outer diameter of the guide rod is 6mm.
The invention also provides a using method of the refractory fiber fixing device, which comprises the following steps:
a: welding and fixing the base on the furnace shell;
b: paving the refractory fiber laying blanket on the furnace shell, and enabling the base to penetrate out of the refractory fiber laying blanket;
c: installing the first pressing block on the first external thread section and pressing the refractory fiber laying blanket;
d: connecting the guide rod with the base through the second external thread section;
e: passing the refractory fiber module through the guide rod to lean against the refractory fiber laying blanket;
f: threading the second press block through the guide rod using the socket wrench, tightening it onto the first externally threaded section;
g: and removing the guide rod.
The refractory fiber fixing device and the application method thereof provided by the invention have the following advantages:
1. the first pressing block is used for fixing the refractory fiber tiling blanket, so that sagging of the refractory fiber tiling blanket is avoided;
2. can dismantle the guide bar, be convenient for locate refractory fiber module cover on the base to, the locking second briquetting of being convenient for has improved the installation effectiveness of refractory fiber module.
Drawings
FIG. 1 is a schematic view of a base structure in a refractory fiber fixing apparatus according to the present invention;
FIG. 2 is a schematic view of the structure of the guide rod in the refractory fiber fixing device according to the present invention;
FIG. 3 is a schematic view of the structure of a socket wrench in the refractory fiber securing apparatus of the present invention;
FIG. 4 is a bottom view of FIG. 3;
FIG. 5 is a schematic illustration of the installation of a fire resistant fiber blanket in a method of use of the present invention;
FIG. 6 is a schematic illustration of the installation of a guide bar in the method of use of the present invention;
FIG. 7 is a schematic illustration of the installation of refractory fiber module in the method of use of the present invention;
FIG. 8 is a schematic view of a method of use of the present invention for installing a second compact;
FIG. 9 is a schematic illustration of the installation of a sandwich blanket in a method of use of the present invention;
FIG. 10 is a schematic illustration of the installation of a seam-modulated fibrous blanket in a method of use of the present invention;
FIG. 11 is a schematic illustration of the mounting of a clevis in a method of use of the present invention.
In the figure, 1, a base, 101, a first external thread section, 102, a second external thread section, 2, a guide rod, 201, an internal thread hole, 3, a socket wrench, 301, a bayonet, 302, a through hole, 303, a handle, 304, a main body, 4, a first pressing block, 5, a second pressing block, 6, a fire-resistant fiber laying blanket, 7, a furnace shell, 8, a fire-resistant fiber module, 801, a PVC sleeve, 9, a sandwich blanket, 10, a first thin plug board, 11, a seam-adjusting fiber blanket, 12, a second thin plug board and 13, a U-shaped fork.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
A refractory fiber fixing device, as shown in fig. 1 to 5, comprising:
the base 1 is vertically and fixedly arranged on the furnace shell 7 and comprises a first external thread section 101 and a second external thread section 102 which are coaxial, wherein the outer diameter of the first external thread section 101 is larger than that of the second external thread section 102;
the first pressing block 4 and the second pressing block 5 are sequentially arranged on the first external thread section 101 and are respectively used for fixing the refractory fiber tiling blanket 6 and the refractory fiber module 8;
a guide rod 2, a cylindrical straight rod, one end of which is provided with an internally threaded hole 201 coaxial therewith and matching with the second externally threaded section 102, the diameter of which is smaller than the external diameter of the first externally threaded section 101;
the socket wrench 3 is provided with a through hole 302 with an inner diameter larger than the outer diameter of the guide rod 2, and a bayonet 301, wherein the shape of the bayonet 301 is the same as that of the second pressing block 5, and the socket wrench 3 is used for installing the second pressing block 5.
In an alternative implementation of this embodiment, the first pressing block 4 is a circular gasket, an internal thread through hole matched with the first external thread section 101 is formed in the center of the circular gasket, the thickness of the gasket is thinner, a larger gap is not generated between the refractory fiber module 8 and the refractory fiber laying blanket 6, and in addition, the circular shape ensures that the circular gasket does not hook the refractory fiber laying blanket 6 in the rotating process.
In an alternative implementation of this embodiment, the second press block 5 is a nut that mates with the first externally threaded section 101.
In an alternative implementation of this embodiment, the outer diameter of the first male thread section 101 is at least 3mm larger than the outer diameter of the second male thread section 102 and at least 1mm larger than the outer diameter of the guide rod 2. The outer diameter of the guide rod 2 cannot be larger than that of the first external thread section 101, if the outer diameter is larger than that of the first external thread section 101, the second pressing block 5 cannot be installed, and the second pressing block 5 is sleeved on the guide rod 2 in the installation process. The outer diameter of the first male thread section 101 is at least 1mm larger than the outer diameter of the lead screw 2 in view of the coaxiality between the second male thread section 102 and the first male thread section 101 and the coaxiality of the female thread hole 201. In addition, the outer diameter of the first external thread segment 101 should be as large as possible compared to the outer diameter of the second external thread segment 102, so that the shank 2 can have a relatively suitable wall thickness.
In an alternative implementation of this embodiment, the first external thread segment 101 has an external diameter of 8mm, the second external thread segment 102 has an external diameter of 4mm, and the guide rod 2 has an external diameter of 6mm.
The invention also provides a using method of the refractory fiber fixing device, which comprises the following steps:
a: the base 1 is welded and fixed on the furnace shell 7:
(1) Positioning and paying off: drawing a longitudinal base 1 positioning line and a transverse base 1 positioning line on each furnace shell 7 by taking the center line of the burner of each furnace shell 7 (the furnace shell without the burner takes the center line of various process holes such as thermocouple holes) as a reference;
(2) Welding the base 1: the base 1 is welded with the intersection point of the longitudinal and transverse positioning lines as a reference, and the first thread section 101 is welded and fixed on the furnace shell 7. The base 1 must be secured perpendicular to the furnace shell 7. The backup plate can be manufactured, and when in welding, the base 1 is clamped in the groove of the backup plate, then the backup plate is stably placed on the furnace shell 7, the base 1 is aligned to the positioning point, the base 1 is firstly spot-welded on the furnace shell 7, and then the backup plate is taken off for welding.
B: the refractory fiber blanket 6 is paved on the furnace shell 7, and the base 1 is penetrated out of the refractory fiber blanket 6.
C: as shown in fig. 5, the first press block 4 is mounted on the first male screw section 101, and presses the refractory fiber blanket 6.
D: as shown in fig. 6, the guide rod 2 is connected to the base 1 by the second male screw section 102.
E: as shown in fig. 7, a refractory fiber module 8 with a corresponding position number is selected, and the cold surface of the refractory fiber module 8 is penetrated through the guide rod 2 by the PVC sleeve 801 to lean against the refractory fiber flat blanket 6, so that the module level is ensured.
F: as shown in fig. 8, the first press block 5 is mounted in the bayonet 301 of the socket wrench 3 and passes through the guide rod 2. The refractory fiber module 8 is adjusted to ensure that the refractory fiber module is horizontal and vertical, a wood board is required to be padded on the refractory fiber module 8 during adjustment, and the first pressing block 5 is fixed after the adjustment is in place.
G: the guide rod 2 is taken down, and the PVC sleeve 801 is taken out.
And (3) sequentially installing refractory fiber modules 8 according to the steps D-G.
In addition, in the vertical direction, an interlayer blanket 9 needs to be installed between each row of refractory fiber modules 8: as shown in fig. 9, when installing the refractory fiber module 8 above the interlayer blanket 9, the first thin insert plate 10 should be placed on the interlayer blanket 9 to facilitate the installation of the refractory fiber module 8 in place, and the first thin insert plate 10 should be pulled out after the refractory fiber module 8 is fixed.
After the entire row of refractory fiber modules 8 is installed, gaps between each refractory fiber module 8 are inspected. The seam-adjusting fiber blanket 11 is to be stuffed in the part with the oversized seam. As shown in fig. 10, the slit fabric blanket 11 is sandwiched between two second thin insertion plates 12, and is plugged together into the slit, and then the second thin insertion plates 12 are pulled out.
After the whole refractory fiber module 8 is installed, all gaps are uniform through detection, the wrapping tape and the clamping plate can be removed when the sizes of the gaps meet the requirements, the surface of the refractory fiber module 8 is tapped to enable the refractory fiber module 8 to fully rebound and squeeze, and then other surfaces are installed.
When the furnace top interlayer blanket 9 is constructed, as shown in fig. 11, the interlayer blanket 9 is fixed on the refractory fiber module 8 by U-shaped forks 13 at intervals of 200mm, the fork openings of the U-shaped forks 13 are horizontal, and the tail end lifting angle is larger than 15 degrees.
The scope of the invention is not limited in this respect. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (3)
1. A refractory fiber fixing apparatus, comprising:
the base is vertically fixed on the furnace shell and comprises a first external thread section and a second external thread section which are coaxial, wherein the first external thread section is provided with a first external thread
The external diameter of the thread section is larger than that of the second external thread section;
a first pressing block and a second pressing block which are sequentially arranged on the first external thread section and are respectively used for fixing the tiling of the refractory fiber
Blanket and refractory fiber module;
a guiding rod, a cylindrical straight rod, one end of which is provided with an internal thread which is coaxial with the guiding rod and matched with the second external thread section
A bore having a diameter smaller than an outer diameter of the first externally threaded section;
the socket wrench is provided with a through hole with the inner diameter larger than the outer diameter of the guide rod and is used for installing the second pressing block;
the first pressing block is a circular gasket, which
An internal thread through hole matched with the first external thread section is formed in the center;
the second pressing block is arranged outside the first pressing block
A nut with matched thread sections;
the first external thread section
The outer diameter is at least 3mm greater than the outer diameter of the second externally threaded section and at least 1mm greater than the outer diameter of the guide rod.
2. The refractory fiber fixing apparatus of claim 1, wherein the first externally threaded section has an outer diameter of
8mm, the external diameter of second external screw thread section is 4mm, the external diameter of guide bar is 6mm.
3. A method of using a refractory fiber fixing device according to any one of claims 1 to 2, comprising the steps of
The steps are as follows:
a: welding and fixing the base on the furnace shell;
b: the refractory fiber laying blanket is laid on the furnace shell, and the base is led out of the refractory fiber laying blanket
A blanket;
c: installing the first pressing block on the first external thread section and pressing the refractory fiber laying blanket;
d: connecting the guide rod with the base through the second external thread section;
e: passing the refractory fiber module through the guide rod to lean against the refractory fiber laying blanket;
f: threading the second press block through the guide rod using the socket wrench and tightening it to the first external thread section
Applying;
g: and removing the guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810202078.XA CN110260659B (en) | 2018-03-12 | 2018-03-12 | Refractory fiber fixing device and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810202078.XA CN110260659B (en) | 2018-03-12 | 2018-03-12 | Refractory fiber fixing device and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110260659A CN110260659A (en) | 2019-09-20 |
| CN110260659B true CN110260659B (en) | 2024-04-05 |
Family
ID=67911847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810202078.XA Active CN110260659B (en) | 2018-03-12 | 2018-03-12 | Refractory fiber fixing device and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110260659B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361821A (en) * | 2020-11-10 | 2021-02-12 | 山东鲁阳节能材料股份有限公司 | Installation method of refractory fiber integral module |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5405227A (en) * | 1992-06-17 | 1995-04-11 | Societe Nationale Industrielle Et Aerospatiale | Fasteners made of composite material of a ceramic matrix reinforced with refractory fibers |
| EP0972955A2 (en) * | 1998-07-01 | 2000-01-19 | van Zuylen Motorsport (V.Z.M.) | Nut fixing device |
| FR2950663A1 (en) * | 2009-09-25 | 2011-04-01 | Peugeot Citroen Automobiles Sa | Support element i.e. support plate, fixation device for manual window regulator of motor vehicle, has axial section allowing fixation of support element at panel by clamping panel between collar and nut screwed onto other axial section |
| CN102425949A (en) * | 2011-11-25 | 2012-04-25 | 中国一冶集团有限公司 | Method for mounting large-area refractory fiber module |
| CN104154757A (en) * | 2014-05-13 | 2014-11-19 | 邢良坤 | Wicket with pre-tightening springs for high-temperature kiln |
| JP2016186375A (en) * | 2015-03-27 | 2016-10-27 | 東京窯業株式会社 | Refractory layer holding member |
| CN208171024U (en) * | 2018-03-12 | 2018-11-30 | 上海宝冶建设工业炉工程技术有限公司 | Refractory fibre fixes device |
-
2018
- 2018-03-12 CN CN201810202078.XA patent/CN110260659B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5405227A (en) * | 1992-06-17 | 1995-04-11 | Societe Nationale Industrielle Et Aerospatiale | Fasteners made of composite material of a ceramic matrix reinforced with refractory fibers |
| EP0972955A2 (en) * | 1998-07-01 | 2000-01-19 | van Zuylen Motorsport (V.Z.M.) | Nut fixing device |
| FR2950663A1 (en) * | 2009-09-25 | 2011-04-01 | Peugeot Citroen Automobiles Sa | Support element i.e. support plate, fixation device for manual window regulator of motor vehicle, has axial section allowing fixation of support element at panel by clamping panel between collar and nut screwed onto other axial section |
| CN102425949A (en) * | 2011-11-25 | 2012-04-25 | 中国一冶集团有限公司 | Method for mounting large-area refractory fiber module |
| CN104154757A (en) * | 2014-05-13 | 2014-11-19 | 邢良坤 | Wicket with pre-tightening springs for high-temperature kiln |
| JP2016186375A (en) * | 2015-03-27 | 2016-10-27 | 東京窯業株式会社 | Refractory layer holding member |
| CN208171024U (en) * | 2018-03-12 | 2018-11-30 | 上海宝冶建设工业炉工程技术有限公司 | Refractory fibre fixes device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110260659A (en) | 2019-09-20 |
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| CB02 | Change of applicant information |
Country or region after: China Address after: No. 168, Siyuan Road, Baoshan District, Shanghai, 201900 Applicant after: SHANGHAI BAOYE METALLURGY ENGINEERING Co.,Ltd. Address before: No. 168, Siyuan Road, Baoshan District, Shanghai, 201900 Applicant before: SHANGHAI BAOYE CONSTRUCTION INDUSTRIAL FURNACE ENGINEERING TECHNOLOGY Co.,Ltd. Country or region before: China |
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