CN215725091U - Refractory brick for steel plant - Google Patents
Refractory brick for steel plant Download PDFInfo
- Publication number
- CN215725091U CN215725091U CN202122321416.1U CN202122321416U CN215725091U CN 215725091 U CN215725091 U CN 215725091U CN 202122321416 U CN202122321416 U CN 202122321416U CN 215725091 U CN215725091 U CN 215725091U
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- Prior art keywords
- refractory brick
- resistant
- brick body
- fire
- embedded
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- Expired - Fee Related
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- 239000011449 brick Substances 0.000 title claims abstract description 85
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 16
- 239000010959 steel Substances 0.000 title claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 39
- 210000001503 joint Anatomy 0.000 claims abstract description 16
- 238000005336 cracking Methods 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000000919 ceramic Substances 0.000 claims description 21
- 230000003139 buffering effect Effects 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 229910001570 bauxite Inorganic materials 0.000 claims description 4
- 229910052593 corundum Inorganic materials 0.000 claims description 4
- 239000010431 corundum Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 241000309551 Arthraxon hispidus Species 0.000 claims 1
- 230000009970 fire resistant effect Effects 0.000 abstract description 24
- 230000032683 aging Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010304 firing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 241001417490 Sillaginidae Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Compositions Of Oxide Ceramics (AREA)
Abstract
The utility model discloses a refractory brick for a steel mill, which comprises a refractory brick body and anti-cracking grooves, wherein the anti-cracking grooves are arranged in the peripheral outer wall of the refractory brick body, rectangular air holes penetrate through the interior of the refractory brick body, the front ends of the rectangular air holes are provided with the reverse stacking butt joint grooves, the rear ends of the rectangular air holes are provided with the reverse stacking butt joint joints, by adding a novel fire-resistant reinforcing device to the longitudinal inner part of the periphery of the refractory brick, the novel fire-resistant reinforcing device can increase the overall strength and fire resistance of the fire-resistant brick, avoid the cracking of the fire-resistant brick caused by aging when the fire-resistant brick is in high-temperature operation for a long time, and when resistant firebrick receives external impact, inside fire-resistant reinforcing apparatus also can increase resistant striking performance of resistant firebrick, avoids resistant firebrick part to receive the striking and the breakage appears to can increase the life and the durability of whole resistant firebrick.
Description
Technical Field
The utility model belongs to the technical field related to refractory bricks, and particularly relates to a refractory brick for a steel mill.
Background
Firebrick is called firebrick for short, refractory material fired with chamotte or other refractory raw materials, firebrick has good environmental protection, at present, the demand of high-end fitment is more and more big, firebrick can reduce the use of stone material, every brick is the 2/5's of natural stone material at ordinary times thickness, play positive effect to environmental protection, and firebrick can fall to minimumly to the radiation of human body, general natural marble has a little radiation, firebrick after having compounded will reduce the radiation, thereby can increase the building radiation security.
The prior refractory brick technology has the following problems: when present resistant firebrick smelts the use in the steel factory, because resistant firebrick needs the permanent use under the high temperature state that is in, so when resistant firebrick appears ageing, receive the high temperature influence then can cause resistant firebrick to appear the part and crack to can influence the safety in utilization and the durability of resistant firebrick.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a refractory brick for a steel mill, which aims to solve the problem that the refractory brick proposed in the background art needs to be used in a high-temperature state for a long time, so that when the refractory brick is aged, the refractory brick is easily subjected to high temperature to cause local cracking, and the use safety and the durability of the refractory brick are affected.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a firebrick for steel mill, includes the firebrick body and crack control recess, the inside crack control recess that all installs of outer wall all around of the firebrick body, the inside of the firebrick body is run through there is the rectangle bleeder vent, the front end of rectangle bleeder vent is provided with back the type and piles up the butt joint, rectangle bleeder vent rear end is provided with back the type and piles up the butt joint, the firebrick body is close to the outside and all vertically runs through around inside and has had fire-resistant reinforcing apparatus, fire-resistant reinforcing apparatus includes ceramic reinforcement strip, buffering round hole and embedded slotted, embedded slotted is provided with four, four the equal opening in embedded slotted sets up respectively forward and is close to outside outer wall all around inside the firebrick body, four the vertical inside in embedded slotted all is embedded to have ceramic reinforcement strip, four ceramic reinforcement strip's inside all runs through has a plurality of buffering round holes.
Preferably, the whole refractory brick body is of a quadrangular prism structure, and is integrally prepared by taking corundum, silicon carbide and bauxite as main raw materials and adding superfine powder and a composite additive.
Preferably, the clip-shaped stacking butt joint groove and the clip-shaped stacking butt joint are clip-shaped structures, and the clip-shaped stacking butt joint can be completely embedded in the clip-shaped stacking butt joint groove.
Preferably, the outer walls of the periphery and the outer walls of the front end and the rear end of the refractory brick body are kept in a smooth state without sharp protrusions after the refractory brick body is fired and molded, and the anti-cracking groove can effectively prevent the refractory brick body from cracking due to high-temperature expansion.
Preferably, the longitudinal depth of the embedded strip groove is smaller than the longitudinal length of the refractory brick body, the ceramic reinforcing strip can be completely embedded in the embedded strip groove, and the cross section of the buffering round hole is in a regular circle shape.
Compared with the prior art, the utility model provides a refractory brick for a steel mill, which has the following beneficial effects:
1. according to the novel fire-resistant reinforcing device, the novel fire-resistant reinforcing devices are arranged inside the periphery of the fire-resistant brick in the longitudinal direction, the overall strength and the fire resistance of the fire-resistant brick can be increased while the normal use of the whole fire-resistant brick is not influenced, the situation that the fire-resistant brick is cracked due to aging when the fire-resistant brick is operated at a high temperature for a long time is avoided, the internal fire-resistant reinforcing device can also increase the anti-impact performance of the fire-resistant brick when the fire-resistant brick is impacted by external force, the damage of the fire-resistant brick due to local impact is avoided, and the service life and the durability of the whole fire-resistant brick can be prolonged;
2. the fire-resistant reinforcing apparatus of the present invention is used in a concrete manner that, when a plurality of refractory bricks are stacked one on another to form a building body, firstly, the refractory reinforcing device is required to be installed in advance in each refractory brick, four ceramic reinforcing strips with a plurality of buffering round holes in the inner parts are required to be correspondingly inserted into four embedded strip holes respectively during installation, and the ceramic reinforcing strip needs to be completely embedded in the inner insertion strip groove, so that the ceramic reinforcing strip can be fixed in the refractory brick without influencing the normal use of the refractory brick, then the whole refractory brick can be normally used, when the refractory brick is in a high-temperature working condition for a long time, because the fire resistance and the strength of the ceramic reinforcing strip are both larger than those of the refractory brick, therefore, the reinforcing effect on the refractory bricks can be realized on the premise of no high temperature fear, so that the use stability and the durability of the whole refractory bricks can be improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:
FIG. 1 is a schematic front perspective view of a refractory brick for steel works according to the present invention;
FIG. 2 is a schematic rear perspective view of a refractory brick for steel works according to the present invention;
FIG. 3 is a schematic perspective view of a fire-resistant reinforcing apparatus according to the present invention;
in the figure: 1. a firebrick body; 2. the butt-joint groove is piled up in a shape of a Chinese character 'hui'; 3. rectangular air holes; 4. a refractory reinforcing means; 5. an anti-cracking groove; 6. the butt joints are piled up in a shape of a Chinese character 'hui'; 7. a ceramic reinforcing strip; 8. buffering round holes; 9. and embedding a strip groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a refractory brick for a steel mill comprises a refractory brick body 1 and an anti-cracking groove 5, wherein the anti-cracking groove 5 is arranged inside the peripheral outer wall of the refractory brick body 1, the refractory brick body 1 is integrally made of corundum, silicon carbide and bauxite which are used as main raw materials, and superfine powder and a composite additive are matched, the peripheral outer wall, the front end outer wall and the rear end outer wall of the refractory brick body 1 are kept in a smooth and sharp-protrusion-free state after being fired and formed, the anti-cracking groove 5 can effectively prevent the refractory brick body 1 from cracking due to high-temperature expansion, a rectangular air vent 3 penetrates through the interior of the refractory brick body 1, a reverse stacking butt-joint groove 2 is arranged at the front end of the rectangular air vent 3, a reverse stacking butt-joint 6 is arranged at the rear end of the rectangular air vent 3, the reverse stacking butt-joint groove 2 and the reverse stacking butt-joint 6 are both in a reverse-shaped structure, the reverse stacking butt-joint 6 can be completely embedded in the reverse stacking butt-joint groove 2, when a plurality of refractory bricks are piled up and down, the reverse-type piling butt joint 6 on the refractory brick body 1 at the upper end can be completely inserted into the reverse-type piling butt joint groove 2 on the refractory brick body 1 at the lower end, so that the piling of the two refractory brick bodies 1 is firmer and more stable, the refractory reinforcing device 4 longitudinally penetrates through the periphery of the refractory brick body 1 near the outer side, the refractory reinforcing device 4 comprises ceramic reinforcing strips 7, buffering round holes 8 and embedded strip grooves 9, four embedded strip grooves 9 are arranged, the openings of the four embedded strip grooves 9 are forwards arranged in the periphery of the refractory brick body 1 near the outer side, the ceramic reinforcing strips 7 are embedded in the longitudinal inner parts of the four embedded strip grooves 9, the buffering round holes 8 penetrate through the inner parts of the four ceramic reinforcing strips 7, the longitudinal depth of the embedded strip grooves 9 is smaller than the longitudinal length of the refractory brick bodies 1, the ceramic reinforcing strips 7 can be completely embedded in the embedded strip grooves 9, 8 cross sectional shape of buffering round hole are the perfect circle, when the installation uses fire-resistant reinforcing apparatus 4, need to have the ceramic reinforcing strip 7 of a plurality of buffering round holes 8 to correspond respectively and insert four embedded strip holes, and need make the ceramic reinforcing strip 7 complete embedded including fillet groove 9 inside, can enough make ceramic reinforcing strip 7 fixed inside resistant firebrick like this, can not influence resistant firebrick's normal use again, then can normally use whole resistant firebrick, when resistant firebrick is in under the high temperature operating condition for a long time, because the ceramic reinforcing strip 7's refractivity and intensity all are greater than resistant firebrick's refractivity and intensity, so can play the reinforcement to resistant firebrick under the prerequisite of fearless high temperature.
The working principle and the using process of the utility model are as follows: after the installation of the utility model, when the refractory brick is used and produced, firstly corundum, silicon carbide and bauxite are taken as main raw materials, superfine powder and compound additive are matched to be integrally prepared into a refractory brick rough blank, then the refractory brick rough blank is required to be arranged in a firing kiln furnace in a large scale, then the firing kiln furnace is sealed and the refractory brick rough blank is fired at high temperature, after high-temperature repeated firing, the refractory brick rough blank is fired into a finished refractory brick, then the fired refractory bricks can be stacked mutually to form a refractory building body, and a novel refractory reinforcing device 4 is arranged inside the periphery of the refractory brick in the longitudinal direction, the novel refractory reinforcing device 4 can increase the integral strength and the fire resistance of the refractory brick without influencing the normal use of the whole refractory brick, and the situation that the refractory brick is cracked due to aging when the refractory brick is in a high-temperature condition for a long time is avoided, and when the firebrick receives external impact, inside fire-resistant reinforcing apparatus 4 also can increase the anti striking performance of firebrick, avoids firebrick part to receive the striking and appear damaged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a firebrick for steel mill, includes the firebrick body (1) and crack control recess (5), its characterized in that: the fireproof brick is characterized in that anti-cracking grooves (5) are arranged in the peripheral outer wall of the fireproof brick body (1), rectangular air holes (3) penetrate through the interior of the fireproof brick body (1), a reverse stacking butt joint groove (2) is arranged at the front end of each rectangular air hole (3), a reverse stacking butt joint head (6) is arranged at the rear end of each rectangular air hole (3), four fireproof reinforcing devices (4) penetrate through the periphery of the fireproof brick body (1) close to the outer side longitudinally, each fireproof reinforcing device (4) comprises a ceramic reinforcing strip (7), a buffering round hole (8) and an embedded strip groove (9), the number of the embedded strip grooves (9) is four, the openings of the embedded strip grooves (9) are arranged in the periphery of the fireproof brick body (1) close to the outer side forwardly respectively, the ceramic reinforcing strips (7) are embedded in the longitudinal inner parts of the embedded strip grooves (9), a plurality of buffering round holes (8) penetrate through the four ceramic reinforcing strips (7).
2. The refractory brick for steel mills as claimed in claim 1, wherein: the refractory brick body (1) is of a quadrangular prism structure integrally, and the refractory brick body (1) is prepared by taking corundum, silicon carbide and bauxite as main raw materials and matching with superfine powder and a composite additive.
3. The refractory brick for steel mills as claimed in claim 1, wherein: the square-shaped stacking butt joint groove (2) and the square-shaped stacking butt joint (6) are both square-shaped structures, and the square-shaped stacking butt joint (6) can be completely embedded in the square-shaped stacking butt joint groove (2).
4. The refractory brick for steel mills as claimed in claim 1, wherein: the fireproof brick body (1) is baked and molded, the outer walls of the periphery and the outer walls of the front end and the rear end are kept in a smooth state without sharp protrusions, and the anti-cracking groove (5) can effectively prevent the fireproof brick body (1) from cracking due to high-temperature expansion.
5. The refractory brick for steel mills as claimed in claim 1, wherein: the longitudinal depth of the embedded strip groove (9) is smaller than the longitudinal length of the refractory brick body (1), the ceramic reinforcing strip (7) can be completely embedded in the embedded strip groove (9), and the cross section of the buffering round hole (8) is in a perfect circle shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122321416.1U CN215725091U (en) | 2021-09-25 | 2021-09-25 | Refractory brick for steel plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122321416.1U CN215725091U (en) | 2021-09-25 | 2021-09-25 | Refractory brick for steel plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215725091U true CN215725091U (en) | 2022-02-01 |
Family
ID=80024341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122321416.1U Expired - Fee Related CN215725091U (en) | 2021-09-25 | 2021-09-25 | Refractory brick for steel plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215725091U (en) |
-
2021
- 2021-09-25 CN CN202122321416.1U patent/CN215725091U/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 |
Granted publication date: 20220201 |