CN207958415U - A kind of lattice brick used for hot-blast stove - Google Patents
A kind of lattice brick used for hot-blast stove Download PDFInfo
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- CN207958415U CN207958415U CN201820365881.0U CN201820365881U CN207958415U CN 207958415 U CN207958415 U CN 207958415U CN 201820365881 U CN201820365881 U CN 201820365881U CN 207958415 U CN207958415 U CN 207958415U
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- regular hexagonal
- hexagonal prism
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- conical
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Abstract
A kind of lattice brick used for hot-blast stove, the shape of checker brick is that one end is equipped with conical central boss, the other end is equipped with the regular hexagonal prism of the interior wide edge convex edge for being circular cone shape, wide circular conical surface is consistent with the conical cone surface shape of central boss gabarit in edge convex edge, point angle is equal in magnitude and is directed toward consistent, six round edge through-holes and a circular central through-hole are additionally provided in regular hexagonal prism, the utility model pass and end face structure are simple, it is easy to build by laying bricks or stones, and the stress concentration in checker brick and on same plane can be reduced, avoid the upper of the same checker brick column, between lower layer and the sliding of adjacent checker brick column, it is significant to the air feed quality for improving lifetime of hot-air stove and improvement hot-blast stove.
Description
Technical field
The utility model belongs to kiln technical field, particularly relates to a kind of lattice brick used for hot-blast stove.
Background technology
Currently, to solve unfavorable shadow of the blast funnace hot blast stove checker brick by structure, gas flow temperature, pressure and flow velocity unevenness
It rings, a kind of blast funnace hot blast stove checker brick（Chinese patent CN205784604U）Provide that a kind of pass is simple, compact-sized, energy
Checker brick stress concentration is reduced, energy staggered floor paves the sub- brick for preventing checker brick interlayer slip, caving in, the end face of this checker brick
It is complicated, opposite joint when building by laying bricks or stones, to slot difficulty, and must staggered floor pave and can just prevent checker brick interlayer slip, checker brick use
To the later stage, crackle and peeling easily occur for surface groove, and the sliding between the upper and lower layer of each checker brick column easily occurs.
Invention content
The goal of the invention of the utility model：
Mainly for the above situation, to overcome the defect of the prior art, the purpose of the utility model to be just to provide a kind of energy
Reduce checker brick stress concentration, reduce opposite joint, slot, staggered floor etc. are built by laying bricks or stones it is inconvenient or difficult, avoid surface groove crackle and
It peels off and slide between the same upper and lower layer of checker brick column, the simple lattice brick used for hot-blast stove of end face structure can be prevented.
The technical solution of the utility model is：
A kind of lattice brick used for hot-blast stove is provided, the shape of checker brick is that one end is equipped with conical central boss, the other end
The rib of regular hexagonal prism equipped with the interior wide edge convex edge for being circular cone shape, the adjacent sideplanes intersection of regular hexagonal prism is and side plane
Tangent transition cylindrical surface, conical central boss are located on an end face of regular hexagonal prism, and conical central boss is small
End face is parallel with the end face of regular hexagonal prism, the cone surface shape of wide circular conical surface and conical central boss gabarit in edge convex edge
Unanimously, point angle is equal in magnitude and is directed toward consistent, wide circular conical surface and the circular cone of conical central boss gabarit in edge convex edge
The point angle in face is not less than 90o, the central axis weight of conical central boss, the central axis of edge convex edge and regular hexagonal prism
It closes, the lateral surface at edge convex edge position is consistent with the side view of regular hexagonal prism equal in magnitude, the wide frustum of a cone in edge convex edge
Small end face is parallel with the conical small end face of central boss, and the height of the wide frustum of a cone is more than conical central boss in edge convex edge
1~5mm of height, six round edge through-holes and a circular central through-hole, each edge through-hole are additionally provided in regular hexagonal prism
Central axis be respectively positioned on regular hexagonal prism angle line and regular hexagonal prism central axis formed plane in, in edge through-hole
Mandrel line is distributed on using the central axis of regular hexagonal prism as on the pitch cylinder of central axes, the central axis of central through hole and positive six
The central axis of prism overlaps, and the diameter of central through hole is less than the diameter of edge through-hole, the axis of six edge through-holes with just
The central axis of pitch cylinder where the centerline axis parallel of hexagonal prisms, the axis of central through hole and each edge through-hole center
It is overlapped with the central axis of regular hexagonal prism, six edge through-holes are respectively positioned on using wide frustum of a cone bottom in edge convex edge as the cylinder of diameter
Within the scope of face.
The utility model has the beneficial effects that：
The utility model pass and end face structure are simple, and it is easy to build by laying bricks or stones, and can reduce in checker brick and on same plane
Stress concentration, avoids between the upper and lower layer of the same checker brick column and the sliding of adjacent checker brick column, to improving the hot-blast stove longevity
Life and the air feed quality for improving hot-blast stove are significant.
Description of the drawings
Fig. 1 is the three-dimensional schematic top plan view of the utility model.
Fig. 2 is the isometric bottom side schematic diagram of the utility model.
Fig. 3 is the front sectional view of the utility model.
Fig. 4 is the cross-sectional view of the utility model.
Wherein：1 is conical central boss；2 be edge convex edge；3 be regular hexagonal prism；4 be edge through-hole；Lead to centered on 5
Hole.
Specific implementation mode
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
It is provided by Fig. 1 to Fig. 4, the shape of the utility model is in one end is equipped with conical central boss 1, the other end is equipped with
Exterior feature is the regular hexagonal prism 3 of the edge convex edge 2 of circular cone shape, and the rib of the adjacent sideplanes intersection of regular hexagonal prism 3 is and side plane phase
The transition cylindrical surface cut, conical central boss 1 are located on an end face of regular hexagonal prism 3, and conical central boss 1 is small
End face is parallel with the end face of regular hexagonal prism 3, the circular conical surface of wide circular conical surface and 1 gabarit of conical central boss in edge convex edge 2
Shape is consistent, point angle is equal in magnitude and it is consistent to be directed toward, 1 gabarit of wide circular conical surface and conical central boss in edge convex edge 2
Circular conical surface point angle be not less than 90o, conical central boss 1, central axis and the regular hexagonal prism 3 of edge convex edge 2
Central axis overlaps, and the lateral surface at 2 position of edge convex edge is consistent with the side view of regular hexagonal prism 1 equal in magnitude, edge convex edge 2
The small end face of the interior exterior feature frustum of a cone is parallel with the small end face of conical central boss 1, and the height of the wide frustum of a cone is more than in edge convex edge 2
1~5mm of height of conical central boss 1 is additionally provided with six round edge through-holes 4 and a circular central in regular hexagonal prism 3
The central axis of through-hole 5, each edge through-hole 4 is respectively positioned on the angle line of regular hexagonal prism 3 and the central axis of regular hexagonal prism 3 is formed
Plane in, the central axis of edge through-hole 4 is distributed on using the central axis of regular hexagonal prism 3 as on the pitch cylinder of central axes,
The central axis of central through hole 5 is overlapped with the central axis of regular hexagonal prism 3, and the diameter of central through hole 5 is less than the straight of edge through-hole 4
Diameter, the centerline axis parallel of the axis of six edge through-holes 4 with regular hexagonal prism 3, the axis of central through hole 5 and each edge
The central axis of pitch cylinder is overlapped with the central axis of regular hexagonal prism 3 where 4 center of through-hole, and six edge through-holes 4 are respectively positioned on
Within the scope of using wide frustum of a cone bottom in edge convex edge 2 as the cylindrical surface of diameter.
The radius of pitch cylinder where the axis of six edge through-holes 4 prolongs in 3 adjacent sideplanes of regular hexagonal prism
In the range of stretch 5 central axis distance of cross spider and central through hole 50%~80%.
Embodiment one：
The vertical range of the opposite sides interplanar of the regular hexagonal prism of the utility model is 230 ± 1mm, is highly
230mm, a diameter of 218mm of 1 bottom surface of conical central boss on checker brick upper surface, high 16mm, wide circle in edge convex edge 2
A height of 20mm of taper, basal diameter 218mm, the cone of wide cone and 1 gabarit of central boss cone cone in edge convex edge 2
Wedge angle is 120o, regular hexagonal prism 3 adjacent sideplanes intersection rib be the transition cylindrical surface tangent with side plane radius be
10mm, the diameters of six round edge through-holes 4 in regular hexagonal prism 3 are 60mm, a diameter of 50mm of circular central through-hole 5,
The material of checker brick is magnesia refractories, and the content of MgO is more than 90% in its ingredient, using same height when building by laying bricks or stones
Checker brick, when building by laying bricks or stones the conical central boss 1 of first floor checker brick upwards, 2 downward horizontal of edge convex edge pave, then by the
The button of edge convex edge 2 of two layers of checker brick is built in the conical central boss 1 of the checker brick positioned at its underpart, and the side of brick is adjusted
To making each flat side down of upper and lower layer correspond to, after building by laying bricks or stones, since the conical central boss 1 of lower layer's checker brick is inserted into
In the interior exterior feature of layer checker brick cone edge convex edge 2, it is just avoided that or reduces direction sliding sideways or horizontally, by grid when building by laying bricks or stones
Six sides of brick are mutually adjacent to surrounding checker brick, are generated because of air-flow or other reasons to can avoid checker brick
Sideways or horizontally to sliding, when in use, air-flow is along edge through-hole 4 and the axial flowing of central through hole 5, because of checker brick for checker brick
Wide height is more than the height of conical central boss 1 in the cone of edge convex edge 2, in this way in lower layer's checker brick and upper layer lattice
A plate-like gap is formd between sub- brick, at this point, air-flow along lower layer's checker brick edge through-hole 4 and central through hole 5 it is upward
When laminar flow, suction or immixture are just will produce, after the pressure in one or more layers plate-like gap, samming, average rate effect, is made
The temperature of different zones reaches unanimity on the sustained height parallel with gas flow direction in each checker brick, can be reduced or avoided
Lateral stress on sustained height face is concentrated.
The utility model pass and end face structure are simple, and it is easy to build by laying bricks or stones, and can reduce in checker brick and on same plane
Stress concentration, avoids between the upper and lower layer of the same checker brick column and the sliding of adjacent checker brick column, to improving the hot-blast stove longevity
Life and the air feed quality for improving hot-blast stove are significant.
Claims (2)
1. a kind of lattice brick used for hot-blast stove, which is characterized in that the shape of checker brick is that one end is equipped with conical central boss（1）、
The other end is equipped with the interior wide edge convex edge for circular cone shape（2）Regular hexagonal prism（3）, regular hexagonal prism（3）Adjacent sideplanes phase
The rib of friendship is the transition cylindrical surface tangent with side plane, conical central boss（1）Positioned at regular hexagonal prism（3）An end face
On, and conical central boss（1）Small end face and regular hexagonal prism（3）End face it is parallel, edge convex edge（2）The circular conical surface of interior exterior feature
With conical central boss（1）The cone surface shape of gabarit is consistent, point angle is equal in magnitude and is directed toward consistent, edge convex edge（2）
The circular conical surface of interior exterior feature and conical central boss（1）The point angle of the circular conical surface of gabarit is not less than 90o, conical central boss
（1）, edge convex edge（2）Central axis and regular hexagonal prism（3）Central axis overlap, edge convex edge（2）The lateral surface at position
With regular hexagonal prism（3）Side view it is unanimously equal in magnitude, edge convex edge（2）The small end face of the interior exterior feature frustum of a cone and conical center
Boss（1）Small end face it is parallel, edge convex edge（2）The height of the interior exterior feature frustum of a cone is more than conical central boss（1）Height 1~
5mm, regular hexagonal prism（3）Inside it is additionally provided with six round edge through-holes（4）With a circular central through-hole（5）, each edge through-hole
（4）Central axis be respectively positioned on regular hexagonal prism（3）Angle line and regular hexagonal prism（3）Central axis formed plane in, side
Portion's through-hole（4）Central axis be distributed on regular hexagonal prism（3）Central axis be central axes pitch cylinder on, central through hole
（5）Central axis and regular hexagonal prism（3）Central axis overlap, central through hole（5）Diameter be less than edge through-hole（4）It is straight
Diameter, six edge through-holes（4）Axis and regular hexagonal prism（3）Centerline axis parallel, central through hole（5）Axis and every
A edge through-hole（4）The central axis and regular hexagonal prism of pitch cylinder where center（3）Central axis overlap, six edge are logical
Hole（4）It is respectively positioned on edge convex edge（2）Within the scope of the cylindrical surface of diameter is in interior exterior feature frustum of a cone bottom.
2. a kind of lattice brick used for hot-blast stove according to claim 1, which is characterized in that six edge through-holes（4）
Axis where pitch cylinder radius in regular hexagonal prism（3）Adjacent sideplanes extend cross spider and central through hole（5）Center
In the range of the 50%~80% of axial line distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820365881.0U CN207958415U (en) | 2018-03-19 | 2018-03-19 | A kind of lattice brick used for hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820365881.0U CN207958415U (en) | 2018-03-19 | 2018-03-19 | A kind of lattice brick used for hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207958415U true CN207958415U (en) | 2018-10-12 |
Family
ID=63743981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820365881.0U Expired - Fee Related CN207958415U (en) | 2018-03-19 | 2018-03-19 | A kind of lattice brick used for hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207958415U (en) |
-
2018
- 2018-03-19 CN CN201820365881.0U patent/CN207958415U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20210319 |