CN212504701U - Energy-saving and durable coke oven regenerator sealing wall - Google Patents
Energy-saving and durable coke oven regenerator sealing wall Download PDFInfo
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- CN212504701U CN212504701U CN202021533186.4U CN202021533186U CN212504701U CN 212504701 U CN212504701 U CN 212504701U CN 202021533186 U CN202021533186 U CN 202021533186U CN 212504701 U CN212504701 U CN 212504701U
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Abstract
The utility model relates to a coke oven regenerator sealing wall technical field especially relates to an energy-conserving, durable coke oven regenerator sealing wall. The wall structure of the energy-saving and durable coke oven regenerator sealing wall sequentially comprises silica bricks, asbestos-free calcium silicate boards, stainless steel plates, heat-insulating and fireproof light bricks and heat-insulating materials from inside to outside; the silicon bricks of the sealing wall are embedded into the main wall and the single wall, so that no straight joint exists between the inside and the outside of the furnace; expansion joints are arranged on the contact surfaces of the silica bricks with the main wall and the single wall, and the expansion joints are arranged on the contact surfaces of the heat-insulating fireproof light-weight bricks with the main wall and the single wall; the heat-insulating and fire-resisting light bricks are light heat-insulating refractory bricks, the heat-insulating and fire-resisting light bricks have the same expansion with the main wall and the single wall, and after the furnace is dried, the surfaces of all layers of heat-insulating and fire-resisting light bricks are subjected to pointing. The utility model has simple structure point, reasonable and firm structure, and further enhances the sealing performance of the furnace body; the wall body is durable, and the service life of the furnace body is greatly prolonged.
Description
Technical Field
The utility model relates to a coke oven regenerator sealing wall technical field especially relates to an energy-conserving, durable coke oven regenerator sealing wall.
Background
The coke oven regenerator is a space built by refractory bricks and used for preheating air or lean gas by high-temperature waste gas. Is positioned at the lower part of the coke oven body. The long axis of the regenerative chamber is parallel to the long axis of the coke oven and is arranged longitudinally; the two shafts are vertically and transversely arranged. It is composed of small flue, grate brick and upper space. One end of the small flue is connected with a corresponding waste gas tray, air or lean gas is introduced, and waste gas is introduced. The upper space is filled with the shaped bricks, and the shaped bricks are heated by combustion waste gas; the hot brick can preheat air or lean gas to about 1000 ℃, and the air or lean gas is sent into the corresponding vertical flue through two rows of inclined chutes at the top.
Along with the large-scale coke oven, the long-direction adjustment of the coke oven is convenient, the heat storage chamber adopts a cellular structure, and the heat storage chamber with the cells at the furnace end is only used for the vertical flame path at the furnace end. The sealing wall of the coke oven is not tightly sealed, so that air is sucked into a furnace end cellular heat storage chamber, the temperature of a furnace end flame path is low, the furnace end generates coke, and the quality of the coke is reduced; and can seriously cause part of gas to be combusted in the heat storage chamber. CN 101906308A discloses a sealing wall of a coke oven regenerator with an energy-saving structure, which can increase the sealing property of an oven body and prolong the service life of the coke oven. However, in the practical use process, the sealing performance and the durability are not ideal and need to be further improved,
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides an energy-saving and durable coke oven regenerator sealing wall. The sealing performance of the furnace body is further enhanced, and the durability of the wall body is greatly improved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an energy-saving and durable coke oven regenerator sealing wall is characterized in that the wall body structure of the energy-saving and durable coke oven regenerator sealing wall sequentially comprises silica bricks, asbestos-free calcium silicate boards, stainless steel plates, heat-insulating and fireproof light bricks and heat-insulating materials from inside to outside; the silicon bricks of the sealing wall are embedded into the main wall and the single wall, so that no straight joint exists between the inside and the outside of the furnace; expansion joints are arranged on the contact surfaces of the silica bricks with the main wall and the single wall, and the expansion joints are arranged on the contact surfaces of the heat-insulating fireproof light-weight bricks with the main wall and the single wall; the heat-insulating and fire-resisting light bricks are light heat-insulating refractory bricks, the heat-insulating and fire-resisting light bricks have the same expansion with the main wall and the single wall, and after the furnace is dried, the surfaces of all layers of heat-insulating and fire-resisting light bricks are subjected to pointing.
And each layer of the heat-insulating fireproof light-weight brick adopts a masonry structure with a matched ditch and tongue.
The light heat-insulating refractory brick is a light silica brick or a floating bead brick or a heat-insulating brick or a light clay brick.
The asbestos-free calcium silicate board is a whole board with specified size and thickness and is arranged between the silica bricks and the stainless steel plate.
The stainless steel plate is a whole steel plate and is arranged between the heat-insulating fireproof light-weight brick and the asbestos-free calcium silicate plate.
The heat-insulating material is made of light heat-insulating pouring material or coating material, pouring or spraying is carried out after the joint pointing of the surface of the heat-insulating fireproof light brick after the furnace is dried, and the pouring and the spraying are carried out for many times.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model adopts a masonry structure with the matching of the lug bosses and the grooves among all the layers of the silica bricks, and the silica bricks of the sealing wall are embedded into the main wall and the single wall, so that no straight joint exists between the inside and the outside of the furnace; simple structure, reasonable and firm structure, and further enhances the sealing performance of the furnace body.
2) The contact surfaces of the silica bricks and the main wall and the single wall of the utility model are provided with expansion joints, and the contact surfaces of the heat-insulating fireproof light weight bricks and the main wall and the single wall are provided with expansion joints; the heat-insulating and fire-resistant light bricks are light heat-insulating and fire-resistant refractory bricks, the heat-insulating and fire-resistant light bricks expand as same as the main wall and the single wall, and after the furnace is dried, the surfaces of all layers of heat-insulating and fire-resistant light bricks are subjected to pointing; the material adopted is consistent in height expansion, so that the high-direction brick joint pulling of the heat-insulating and fire-resistant light bricks is avoided, the sealing wall bulge caused by the expansion of the furnace body is avoided from protruding out of the front surface of the coke oven, the air in the furnace is prevented from being sucked from the sealing wall, the wall body is durable, and the service life of the furnace body is greatly prolonged.
3) The utility model discloses at thermal-insulated pouring material or the coating material of outmost adoption behind thermal-insulated fire-resistant light brick pointing, pouring or spraying behind thermal-insulated fire-resistant light brick surface pointing behind the baker, pouring and spraying go on many times. The tightness and the heat insulation effect of the sealing wall are ensured, and the maintenance is convenient.
Drawings
FIG. 1 is a schematic top sectional view of the present invention;
fig. 2 is a front sectional view of the structure of the present invention.
In the figure: 1-silica brick 2-asbestos-free calcium silicate board 3-stainless steel plate 4-heat-insulating refractory light brick 5-heat-insulating pouring material or coating material 6-main wall 7-single wall 8-expansion joint 9-mosaic structure
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in figures 1 and 2, the wall body structure of the energy-saving and durable coke oven regenerator sealing wall is silica bricks 1, asbestos-free calcium silicate boards 2, stainless steel plates 3, heat-insulating and fireproof light bricks 4 and heat-insulating casting materials or coating materials 5 from inside to outside.
The furnace body inner layer is built by using the silica bricks 1, a building structure with matched bosses and grooves is adopted between each layer of silica bricks 1, the silica bricks 1 of the sealing wall enter the main wall 6 and the single wall 7 by adopting the mosaic structure 9, so that no straight seam exists between the inside and the outside of the furnace, the sealing wall and the furnace body main wall 6 and the single wall 7 form a whole body made of the same material, the structure is simple, the structure is reasonable and firm, and the sealing performance of the furnace body is further enhanced. Expansion joints 8 are arranged between the wall sealing silica bricks 1 and the main wall 6 and between the wall sealing silica bricks and the single wall 7, and ceramic fiber blankets are laid in the expansion joints 8, so that the wall sealing expansion caused by furnace body expansion after baking is avoided, the wall body is durable, and the service life of the furnace body is greatly prolonged.
And a groove-tongue matched masonry structure is adopted among all layers of heat-insulating and fire-resistant light bricks 4, so that the structural strength is enhanced, and gas leakage is avoided. Expansion joints 8 are arranged between the wall sealing heat insulation fireproof light-weight bricks 4 and the main wall 6 and the single wall 7, and ceramic fiber blankets are laid in the expansion joints 8, so that the wall sealing expansion caused by furnace body expansion after baking is avoided, the wall body is durable, and the service life of the furnace body is greatly prolonged.
The heat-insulating fireproof light-weight brick 4 preferably adopts light-weight silica bricks, can also adopt light-weight heat-insulating fireproof bricks such as floating bead bricks, heat-insulating bricks or light-weight clay bricks, and the expansion amount of brickworks of the sealing wall after the oven is baked is consistent with that of brickworks of the main wall 6 and the single wall 7, so that the possibility of pulling cracks after the sealing wall is expanded in the high direction is avoided.
The asbestos-free calcium silicate board 2 is a whole board with specified size and thickness and is arranged between the silica brick 1 and the stainless steel plate 3. The stainless steel plate 3 is a whole steel plate and is arranged between the heat-insulating fireproof light-weight brick 4 and the asbestos-free calcium silicate board 2. The monolithic stainless steel plate 3 and the monolithic asbestos-free calcium silicate board 2 have good sealing and heat insulating properties.
After the heat-insulating fire-resistant light brick 4 is built, the surface of the brick is subjected to pointing after the furnace is baked, so that the sealing property is improved. After the heat-insulating and fireproof light-weight brick 4 is subjected to pointing, heat-insulating pouring materials or coating materials 5 are adopted on the outermost layer, pouring or spraying is carried out after the surface of the heat-insulating and fireproof light-weight brick is subjected to pointing after a furnace, and the pouring and the spraying are carried out for multiple times. The tightness and the heat insulation effect of the sealing wall are ensured, and the maintenance is convenient.
The utility model discloses the structure point is single, and is rational in infrastructure firm, makes the furnace body leakproofness further strengthen. The wall body is durable, and the service life of the furnace body is greatly prolonged.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An energy-saving and durable coke oven regenerator sealing wall is characterized in that the wall structure of the energy-saving and durable coke oven regenerator sealing wall sequentially comprises silica bricks, asbestos-free calcium silicate boards, stainless steel plates, heat-insulating and fireproof light bricks and heat-insulating materials from inside to outside; the silicon bricks of the sealing wall are embedded into the main wall and the single wall, so that no straight joint exists between the inside and the outside of the furnace; expansion joints are arranged on the contact surfaces of the silica bricks with the main wall and the single wall, and the expansion joints are arranged on the contact surfaces of the heat-insulating fireproof light-weight bricks with the main wall and the single wall; the heat-insulating and fire-resisting light bricks are light heat-insulating refractory bricks, the heat-insulating and fire-resisting light bricks have the same expansion with the main wall and the single wall, and after the furnace is dried, the surfaces of all layers of heat-insulating and fire-resisting light bricks are subjected to pointing.
2. The energy-saving and durable coke oven regenerator closing wall according to claim 1, wherein a channel-tongue matched masonry structure is adopted between each layer of the heat-insulating and fire-resistant lightweight bricks.
3. The energy-saving and durable coke oven regenerator closure wall as claimed in claim 1, wherein said light insulating refractory brick is a light silica brick or floating bead brick or insulating brick or light clay brick.
4. The energy-saving, durable coke oven regenerator closure wall of claim 1, wherein said asbestos-free calcium silicate board is a whole sheet of a specified size and thickness, disposed between silica bricks and stainless steel plates.
5. The energy-saving, durable coke oven regenerator closure wall of claim 1, wherein said stainless steel sheet is a monolithic steel sheet disposed between the heat insulating, fire resistant lightweight bricks and the asbestos-free calcium silicate board.
6. The energy-saving and durable coke oven regenerator sealing wall as claimed in claim 1, wherein the heat insulating material is light heat insulating casting material or coating material, and the casting or spraying is carried out after the heat insulating refractory light brick surface is caulked after the oven is dried, and the casting and spraying are carried out for a plurality of times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021533186.4U CN212504701U (en) | 2020-07-29 | 2020-07-29 | Energy-saving and durable coke oven regenerator sealing wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021533186.4U CN212504701U (en) | 2020-07-29 | 2020-07-29 | Energy-saving and durable coke oven regenerator sealing wall |
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| CN212504701U true CN212504701U (en) | 2021-02-09 |
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| CN202021533186.4U Active CN212504701U (en) | 2020-07-29 | 2020-07-29 | Energy-saving and durable coke oven regenerator sealing wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114989836A (en) * | 2022-05-29 | 2022-09-02 | 中国五冶集团有限公司 | Construction method of expansion joint containing filler of heat recovery coke oven |
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2020
- 2020-07-29 CN CN202021533186.4U patent/CN212504701U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114989836A (en) * | 2022-05-29 | 2022-09-02 | 中国五冶集团有限公司 | Construction method of expansion joint containing filler of heat recovery coke oven |
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