CN102494537A - Safe and firm kiln crown structure - Google Patents
Safe and firm kiln crown structure Download PDFInfo
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- CN102494537A CN102494537A CN201110424789XA CN201110424789A CN102494537A CN 102494537 A CN102494537 A CN 102494537A CN 201110424789X A CN201110424789X A CN 201110424789XA CN 201110424789 A CN201110424789 A CN 201110424789A CN 102494537 A CN102494537 A CN 102494537A
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Abstract
The invention relates to a safe and firm kiln crown structure, which comprises a kiln crown, a wedge block, a support, an upright column and an adjusting screw, wherein the kiln crown is of an arc structure; the support is of a structure of which the front surface is a plane and the rear surface is an arc; the arc just overlaps with the arc of the kiln crown; the wedge block is a component which can just fix a space between the kiln crown and the support while the upright column is behind the wedge block; and a screw rod with adjustable length is arranged on the upright column, and the front surface of the screw rod overlaps with the rear surface of the wedge block. The structure can adapt to expansion of the kiln crown because of different heating temperatures, and the crown of the kiln becomes the crown with safety, firmness, operation stability and long service life by adjusting the length of the screw rod of the upright column.
Description
Affiliated technical field
The present invention relates to the firm kiln arch roof construction of a kind of safety, especially a kind of arch roof construction that is applied in the kiln technical field on the cross flame metallurgic auxiliary materials tank furnace that belongs to.
Background technology
Metallurgic auxiliary materials is to produce the high-quality necessary raw material of steel at present, and the production metallurgy auxiliary material then must be in the kiln space of stable performance.Wherein, the problem on deformation that produces because of the expanded by heating of the big arch of kiln has crucial effects for the safe and stable operation of whole kiln.If the distortion that can produce the big arch of kiln because be heated control effectively, just can improve the service life and stability of kiln.
In view of the situation; Need the firm arch roof construction of a kind of safety in the existing furnace construction urgently; Push up the Deformation control problem that produces because be heated fundamentally to solve the kiln arch, thereby improve the service life on kiln arch top, and then improve the operation stability of whole kiln.
Summary of the invention
Security when the object of the present invention is to provide a kind of arch roof construction to move to improve kiln arch top is to solve kiln of the prior art owing to the distortion of arch top influences the stability of whole kiln operation and the problem of minimizing life cycle.
Technical scheme of the present invention is achieved in that this kiln arch roof construction, comprises the big arch of kiln, bearing, wedge, column, adjusting screw(rod); The big arch of kiln is an arc-shaped structure, is arranged on the top of two end bearings, and bearing is a boss structure; Be arranged on the top, furnace wall; Wedge is the parts that just in time can fix the space between big arch of kiln and the bearing, the space between this wedge wedging big arch of kiln and the bearing, and the wedge arranged outside has column; Column is provided with the adjusting screw(rod) that can regulate length, and the front end of adjusting screw(rod) contacts with the outside of wedge.
Simultaneously, bearing has bearing arc surface, bearing flat surface, bearing bottom surface, and wherein the bearing arc surface is positioned at the inboard of furnace wall, and the bearing flat surface is positioned at the outside of furnace wall; The bearing arc surface exceeds bearing flat surface certain distance, and the side of the raised area forms bearing boss facade; The bottom surface of wedge is carried on the bearing flat surface; The bearing arc surface is identical with the bottom surface radian of the big arch of kiln, and fits with the bottom surface at two ends, because the bottom surface circular arc of this bearing arc surface and the big arch of kiln just in time coincides together, can guarantee that hot flue gas can not flow out.
In addition; It is terminal that part between wedge wedging big arch of kiln and the bearing has a wedge; The height of this wedge end is identical with the height of the bearing boss facade that is contacted; Promptly when the space between wedge wedging big arch of kiln and the bearing, can fit like a glove, guarantee that further hot flue gas can not flow out.
Consider that from the angle of structural stability this wedge end is usually located at the inboard of the bearing bottom surface center line of bearing bottom surface, promptly more inboard near the furnace wall.
For the ease of the length according to timely adjustment of the expanded by heating of kiln and the contacted adjusting screw(rod) of wedge, the column of install adjustment screw rod is detachable steel frame construction.This structure can adapt to the big arch of kiln because of the different expansions that produce of heating temperature, through the length of adjustment column adjusted screw rod, and makes the arch top of kiln become the firm arch top of a kind of safety.
In order to guarantee the uniformity of big arch of kiln and bearing expanded by heating, big arch of kiln and bearing adopt the refractory material of same-type to process.Further, big arch of wedge and kiln and bearing also adopt the refractory material of same-type to process.
The invention has the beneficial effects as follows:
(1) the big arch of kiln of the present invention is an arc-shaped structure, and bearing is that a front is the plane, and the back is the structure of circular arc, and the circular arc of this circular arc and the big arch of kiln just in time coincides together, and the refractory material of big arch of kiln and bearing employing same-type.Guaranteed the uniformity of big arch of kiln and bearing expanded by heating like this, hot flue gas can not be flowed out.
(2) wedge that adopts of the present invention is the parts that just in time can fix the space between big arch of kiln and the bearing, and simultaneously, wedge is provided with column at the back, and column is provided with the screw rod that can adjust length, and the screw rod front overlaps with wedge at the back.When the big arch of kiln produces expansion because of being heated,, can make the arch top of kiln can access effective fixing like this, become the firm arch of a kind of safety and push up through the length of adjustment column screw rod.
(3) in the kiln arch roof construction of the present invention, install owing to employing between arch top and the bearing is similar to modular mode, and fix, be convenient to maintenance (can dismantle or change) disparate modules to whole kiln through wedge.Simultaneously, big arch structure can be maked somebody a mere figurehead on column, and such structure is convenient to cold repair at the bottom of pool wall, the pond, and the big arch of needn't dismantling again can reduce input.
(4) kiln arch roof construction of the present invention has very strong adaptability, can be widely used in above the different kilns.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is an arch roof construction sketch map of the present invention
Among the figure
The specific embodiment
Below, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.Need to prove before this; Employed term or word can not limited interpretation be common implication or the implication in the dictionary in this specification and claims, and should be based on being interpreted as implication and the notion that meets technological thought of the present invention for the principle that can suitably define the notion of term with its invention inventor of best mode explanation.Thereupon; The structure of representing in embodiment that this specification is put down in writing and the accompanying drawing is one of most preferred embodiment of the present invention; Can not represent technological thought of the present invention fully, therefore should be understood that to have various equivalents and the variation that to replace for the present invention.
As shown in Figure 1; Kiln arch roof construction of the present invention comprises the big arch of kiln 1, bearing 2, wedge 3, column 4, adjusting screw(rod) 5, and the big arch 1 of kiln is an arc-shaped structure; Be arranged on the top of two end bearings 2; Bearing 2 is boss structures, is arranged on 6 tops, furnace wall, and wedge 3 is the parts that just in time can fix the space between big arch 1 of kiln and the bearing 2; Space between these wedge 3 wedging big arch 1 of kiln and the bearing 2; Wedge 3 arranged outside have column 4, and column 4 is provided with the adjusting screw(rod) 5 that can regulate length, and the front end of adjusting screw(rod) 5 contacts with the outside of wedge 3 and (is state of contact not shown in the figure; Usually the certain expansion distance of reservation earlier before kiln igniting during actual the use, treat furnace heating-up after, again adjusting screw(rod) is adjusted to adapt to the thermal expansion of kiln when wedge contacts with adjusting screw(rod)).
Simultaneously; Three main faces of bearing 2; Be bearing arc surface 21, bearing flat surface 22, bearing bottom surface 23, wherein bearing arc surface 21 is positioned at the inboard of furnace wall 6, and bearing flat surface 22 is positioned at the outside of furnace wall 6; Bearing arc surface 21 exceeds bearing flat surface 22 certain distances, and the side of the raised area forms bearing boss facade 25; The bottom surface of wedge 3 is carried on the bearing flat surface 22; Bearing arc surface 21 is identical with the bottom surface radian of the big arch 1 of kiln, and fits with the bottom surface at two ends, because the bottom surface circular arc of this bearing arc surface 21 and the big arch of kiln just in time coincides together, can guarantee that hot flue gas can not flow out.
In addition; Part between wedge 3 wedging big arch 1 of kiln and the bearing 2 has a wedge terminal 31; The height of this wedge terminal 31 is identical with the height of the bearing boss facade 25 that is contacted; Promptly when the space between wedge wedging big arch of kiln and the bearing, can fit like a glove, guarantee that further hot flue gas can not flow out.
Consider that from the angle of structural stability this wedge terminal 31 is usually located at the inboard of the bearing bottom surface center line 24 of bearing bottom surface 23, promptly more inboard near the furnace wall.
For the ease of the length according to timely adjustment of the expanded by heating of kiln and wedge 3 contacted adjusting screw(rod)s 5, the column 4 of install adjustment screw rod 5 is detachable steel frame constructions.This structure can adapt to the big arch 1 of kiln because of the different expansions that produce of heating temperature, through the length of adjustment column 4 adjusted screw rods 5, and makes the arch top of kiln become the firm arch top of a kind of safety.
In order to guarantee the uniformity of big arch 1 of kiln and bearing 2 expanded by heating, the big arch 1 of kiln adopts the refractory material of same-types to process with bearing 2.Further, wedge 3 also adopts the refractory material of same-type to process with big arch 1 of kiln and bearing 2.
Describe and illustrate with reference to the specific embodiment although it should be noted that the present invention, and provided the concrete structure on kiln arch top.But and do not mean that the present invention is limited to the embodiment of these descriptions, those skilled in the art can therefrom derive many different variants, they all will be covered in the true spirit and scope of claim of the present invention.
Claims (8)
1. the kiln arch roof construction that safety is firm comprises the big arch of kiln (1), bearing (2), wedge (3), column (4), adjusting screw(rod) (5), and it is characterized in that: the big arch of kiln (1) is an arc-shaped structure, is arranged on the top of two end bearings (2); Bearing (2) is a boss structure, is arranged on top, furnace wall (6); Space between wedge (3) wedging big arch of kiln (1) and the bearing (2), wedge (3) arranged outside has column (4), and column (4) is provided with the adjusting screw(rod) (5) that can regulate length, and the front end of adjusting screw(rod) (5) contacts with the outside of wedge (3).
2. the kiln arch roof construction that a kind of safety according to claim 1 is firm; It is characterized in that: bearing (2) has bearing arc surface (21), bearing flat surface (22), bearing bottom surface (23); Wherein bearing arc surface (21) is positioned at inboard, furnace wall (6), and bearing flat surface (22) is positioned at the outside, furnace wall (6); Bearing arc surface (21) exceeds bearing flat surface (22) certain distance, and the side of the raised area forms bearing boss facade (25); Bearing arc surface (21) fits with the bottom surface at the big arch of kiln (1) two ends, and the bottom surface of wedge (3) is carried on the bearing flat surface (22).
3. the kiln arch roof construction that a kind of safety according to claim 2 is firm is characterized in that: bearing arc surface (21) is identical with the bottom surface radian of the big arch of kiln (1).
4. the kiln arch roof construction that a kind of safety according to claim 3 is firm; It is characterized in that: the part between wedge (3) wedging big arch of kiln (1) and the bearing (2) has a wedge terminal (31), and the height of this wedge terminal (31) is identical with the height of the bearing boss facade (25) that is contacted.
5. the kiln arch roof construction that a kind of safety according to claim 4 is firm is characterized in that: the position of wedge terminal (31) is positioned at the inboard of the bearing bottom surface center line (24) of bearing bottom surface (23).
6. according to the firm kiln arch roof construction of the described a kind of safety of arbitrary claim in the claim 1 to 5, it is characterized in that: column (4) is detachable steelframe.
7. the kiln arch roof construction that a kind of safety according to claim 6 is firm is characterized in that: the big arch of kiln (1) adopts the refractory material of same-type to process with bearing (2).
8. the kiln arch roof construction that a kind of safety according to claim 7 is firm is characterized in that: wedge (3) adopts the refractory material of same-type to process with big arch of kiln (1) and bearing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110424789XA CN102494537A (en) | 2011-12-13 | 2011-12-13 | Safe and firm kiln crown structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110424789XA CN102494537A (en) | 2011-12-13 | 2011-12-13 | Safe and firm kiln crown structure |
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| Publication Number | Publication Date |
|---|---|
| CN102494537A true CN102494537A (en) | 2012-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110424789XA Pending CN102494537A (en) | 2011-12-13 | 2011-12-13 | Safe and firm kiln crown structure |
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| CN (1) | CN102494537A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791720A (en) * | 2014-01-28 | 2014-05-14 | 洛阳洛华窑业有限公司 | Large arch-shaped porous high-temperature electric furnace top structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1686761A (en) * | 1924-11-18 | 1928-10-09 | Norton Frederick Harwood | Masonry arch for high-temperature use |
| GB655702A (en) * | 1940-08-23 | 1951-08-01 | Veitscher Magnesitwerke Ag | Improvements in or relating to furnace arches |
| GB676066A (en) * | 1949-10-18 | 1952-07-23 | Oesterr Amerikan Magnesit | Resilient mounting for the abutment supports of industrial furnace arches |
| GB768877A (en) * | 1954-04-02 | 1957-02-20 | Oesterr Amerikan Magnesit | Method of and apparatus for checking the tensions in heated arches |
| CN1063269A (en) * | 1991-01-09 | 1992-08-05 | 章荣会 | Elastic hanging flat-top glass melter |
| CN101857922A (en) * | 2010-07-07 | 2010-10-13 | 莱州方泰金业化工有限公司 | Oxygen-enriched smelting device with double smelting pools |
| CN201901633U (en) * | 2010-12-11 | 2011-07-20 | 巨石集团有限公司 | Environment-friendly glass fiber tank furnace |
| CN202329153U (en) * | 2011-12-13 | 2012-07-11 | 辽宁天和科技股份有限公司 | Skewback top structure of kiln |
-
2011
- 2011-12-13 CN CN201110424789XA patent/CN102494537A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1686761A (en) * | 1924-11-18 | 1928-10-09 | Norton Frederick Harwood | Masonry arch for high-temperature use |
| GB655702A (en) * | 1940-08-23 | 1951-08-01 | Veitscher Magnesitwerke Ag | Improvements in or relating to furnace arches |
| GB676066A (en) * | 1949-10-18 | 1952-07-23 | Oesterr Amerikan Magnesit | Resilient mounting for the abutment supports of industrial furnace arches |
| GB768877A (en) * | 1954-04-02 | 1957-02-20 | Oesterr Amerikan Magnesit | Method of and apparatus for checking the tensions in heated arches |
| CN1063269A (en) * | 1991-01-09 | 1992-08-05 | 章荣会 | Elastic hanging flat-top glass melter |
| CN101857922A (en) * | 2010-07-07 | 2010-10-13 | 莱州方泰金业化工有限公司 | Oxygen-enriched smelting device with double smelting pools |
| CN201901633U (en) * | 2010-12-11 | 2011-07-20 | 巨石集团有限公司 | Environment-friendly glass fiber tank furnace |
| CN202329153U (en) * | 2011-12-13 | 2012-07-11 | 辽宁天和科技股份有限公司 | Skewback top structure of kiln |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791720A (en) * | 2014-01-28 | 2014-05-14 | 洛阳洛华窑业有限公司 | Large arch-shaped porous high-temperature electric furnace top structure |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120613 |