Transverse wall structure of annular carbon roasting furnace
Technical Field
The utility model belongs to the technical field of bake burning furnace cross wall structure over a slow fire, concretely relates to ring carbon bakes burning furnace cross wall structure over a slow fire.
Background
The masonry of the flame path wall of the anode carbon roasting furnace is main thermal equipment in the carbon industry, and accounts for more than 50 percent of the total equipment in the carbon industry; for a long time, the carbon roasting furnace flame path wall in China is built by clay bricks, and the refractory bricks are mainly small due to the limitation of manufacturing refractory materials, so that the refractory bricks of the roasting furnace flame path wall are weak in overall bearing force under the high-temperature condition, and the phenomena of sinking, distortion, cracks and the like gradually occur in the high-temperature use of the flame path wall body; at present, the sinking, deformation and short service cycle of the conventional ring type roasting furnace flue wall in China are main factors influencing the production performance of the furnace, and the production efficiency and the benefit of enterprises are seriously influenced.
SUMMERY OF THE UTILITY MODEL
To the deficiency that exists in the prior art, the utility model provides a cross wall structure of a roasting furnace is baked to annular carbon element.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a transverse wall structure of an annular carbon roasting furnace comprises an annular wall body and an outlet positioned on the side wall of the annular wall body, wherein the annular wall body comprises an annular wall body outer layer and an annular wall body inner layer which are arranged at intervals, and the upper ends of the annular wall body outer layer and the annular wall body inner layer are sealed by a top wall body; the outer layer of the annular wall body is connected with the inner layer of the annular wall body through a plurality of radial support columns.
Furthermore, the outer layer of the annular wall body and the top wall body are both composed of heat insulation bricks, the heat insulation bricks comprise fire spouts which are communicated in the middle, two symmetrical first hemispherical depressions are arranged on the upper surface of each heat insulation brick, and two first hemispherical bulges matched with the two first hemispherical depressions are symmetrically arranged on the lower surface of each heat insulation brick; the heat insulation brick adopts the form of up-down, left-right buckling combination, on one hand, the assembly of the heat insulation brick is convenient, and on the other hand, the sealing performance of the heat insulation brick is also ensured.
Furthermore, the inner layer of the annular wall body and the radial support columns are both composed of refractory bricks, each refractory brick comprises two flame path cavities, a refractory mortar pouring body, vertical plates and support plates, the two flame path cavities, the refractory mortar pouring body, the vertical plates and the support plates are symmetrically distributed on the left and right sides, the two vertical plates are symmetrical front and back, the support plates are located at the two ends and the middle of the vertical plates, the support plates are perpendicular to the vertical plates, the two ends of the support plates are fixedly connected with the vertical plates, the upper surfaces and the lower surfaces of the support plates are flush with the upper surfaces and the lower surfaces of the vertical plates respectively, and the support plates at the two ends of the; the refractory brick is provided with the refractory clay pouring body around the vertical plate and the support plate, so that the stability and the high temperature resistance of the refractory brick are ensured.
Furthermore, the radial support columns are located on the lower portion of the annular wall body and are radially and uniformly distributed.
Furthermore, a first vertical partition wall is arranged between the outer layer of the annular wall and the inner layer of the annular wall and right faces the outlet, a second vertical partition wall is arranged in a direction corresponding to 180 degrees of the first vertical partition wall, and the second vertical partition wall divides the whole annular channel into two spaces.
Furthermore, the first vertical partition wall is triangular or trapezoidal, and the vertical edge of the first vertical partition wall is connected with the inner layer of the annular wall.
Furthermore, the heat insulation brick and the refractory brick are both arranged in a cuboid structure.
Furthermore, a second hemispherical recess is formed in one side of the outer surface of the heat insulation brick, and a second hemispherical protrusion matched with the second hemispherical recess is formed in the other side of the outer surface of the heat insulation brick.
Furthermore, a third hemispherical recess is formed in one side of the outer surface of the refractory brick, and a third hemispherical protrusion matched with the third hemispherical recess is formed in the other side of the outer surface of the refractory brick.
Furthermore, the flame-throwing port is a round-table-shaped flame-throwing port with a small upper part and a big lower part.
Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. annular wall body, support column, top wall body form cage overall structure, and structural strength is high, and stability is good, longe-lived, can guarantee the production operation.
2. The heat insulation bricks are arranged to be buckled up, down, left and right in a spherical sealing mode, so that the labor intensity of workers in the installation process is reduced, and the heat insulation bricks are convenient and reliable.
3. The arrangement of the refractory bricks enhances the sealing property and the heat preservation effect of the annular wall body, effectively reduces the heat loss of the roasting furnace and reduces the fuel energy consumption.
Drawings
FIG. 1 is a schematic structural diagram of a cross wall structure of a ring carbon baking furnace of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic structural view of the heat insulating brick of the present invention;
FIG. 4 is a schematic view of the structure of the refractory brick of the present invention.
Detailed Description
For making the utility model discloses the technological means, creation characteristic, achievement purpose and efficiency that realize are easily understood and are known, combine specific implementation below, further explain the utility model discloses:
therefore, the following detailed description of the embodiments of the present invention, which is provided in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention, and all other embodiments that can be obtained by one of ordinary skill in the art without any inventive effort based on the embodiments of the present invention are within the scope of the invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.
In conjunction with FIG. 1: a transverse wall structure of an annular carbon roasting furnace comprises an annular wall body 1 and an outlet 2 positioned on the side wall of the annular wall body, wherein the annular wall body 1 comprises an annular wall body outer layer 11 and an annular wall body inner layer 12 which are arranged at intervals, and the upper ends of the annular wall body outer layer and the annular wall body inner layer are sealed by a top wall body 13; the annular wall outer layer 11 and the annular wall inner layer 122 are connected by a plurality of radial support columns 14.
Preferably, the outer layer 11 of the annular wall body and the top wall body 13 of the annular wall body are both composed of heat insulation bricks 20, each heat insulation brick 20 comprises a fire nozzle 21 which is arranged in the middle of the heat insulation brick, two symmetrical first hemispherical depressions 22 are arranged on the upper surface of each heat insulation brick 20, and two first hemispherical bulges 23 matched with the two first hemispherical depressions 22 are symmetrically arranged on the lower surface of each heat insulation brick; the heat insulation brick adopts the form of up-down, left-right buckling combination, on one hand, the assembly of the heat insulation brick is convenient, and on the other hand, the sealing performance of the heat insulation brick is also ensured.
Preferably, the annular wall inner layer 12 and the radial support columns 14 are both made of refractory bricks 30, the refractory bricks 30 include two flame path chambers 31, refractory mortar pouring bodies 32, vertical plates 33 and support plates 34 which are symmetrically distributed left and right, two vertical plates 33 which are symmetrical front and back and support plates 34 which are positioned at two ends and in the middle of the vertical plates 33 are arranged in the refractory mortar pouring bodies 62, the support plates 34 are perpendicular to the vertical plates 33, two ends of the support plates 34 are fixedly connected with the vertical plates 33, the upper and lower surfaces of the support plates 34 are flush with the upper and lower surfaces of the vertical plates 33 respectively, and the end faces of the support plates 34 at two ends of the vertical plates 33 and the vertical plates 33 are flush; the refractory brick is provided with the refractory clay pouring body around the vertical plate and the support plate, so that the stability and the high temperature resistance of the refractory brick are ensured.
The radial support columns 14 are located at the lower part of the annular wall 1 and are uniformly distributed in a radial shape.
Meanwhile, a first vertical partition wall 15 is arranged between the annular wall outer layer 11 and the annular wall inner layer 12 and is opposite to the outlet, a second vertical partition wall 16 is arranged corresponding to the 15180-degree direction of the first vertical partition wall, and the second vertical partition wall 16 divides the whole annular channel into two spaces.
Meanwhile, the first vertical partition 15 has a triangular or trapezoidal shape, and the vertical side thereof is connected to the annular wall inner 12.
Wherein, the heat insulation brick 20 and the refractory brick 30 are both arranged in a cuboid structure.
Preferably, a second hemispherical recess 40 is formed on one side of the outer surface of the insulating brick 20, and a second hemispherical protrusion 50 matched with the second hemispherical recess 40 is formed on the other side of the outer surface of the insulating brick.
Preferably, the refractory brick 30 is provided with a third hemispherical recess 60 on one side of the outer surface thereof and a third hemispherical protrusion 70 matching with the third hemispherical recess 06 on the other side thereof.
It should be noted that the burner 21 is a truncated cone-shaped burner with a small top and a large bottom.
1. Annular wall body, support column, top wall body form cage overall structure, and structural strength is high, and stability is good, longe-lived, can guarantee the production operation.
2. The heat insulation bricks are arranged to be buckled up, down, left and right in a spherical sealing mode, so that the labor intensity of workers in the installation process is reduced, and the heat insulation bricks are convenient and reliable.
3. The arrangement of the refractory bricks enhances the sealing property and the heat preservation effect of the annular wall body, effectively reduces the heat loss of the roasting furnace and reduces the fuel energy consumption.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.