CN204298420U - A kind of air brick with safety warning mark - Google Patents
A kind of air brick with safety warning mark Download PDFInfo
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- CN204298420U CN204298420U CN201420442119.XU CN201420442119U CN204298420U CN 204298420 U CN204298420 U CN 204298420U CN 201420442119 U CN201420442119 U CN 201420442119U CN 204298420 U CN204298420 U CN 204298420U
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- air brick
- main body
- home block
- air
- brick main
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Abstract
With an air brick for safety warning mark, comprise air brick main body, the bottom of air brick main body is provided with air chamber, is communicated with Argon pipe below air chamber; The described gentle outdoor of air brick main body is provided with shell; It is characterized in that: the home block be made up of thyrite is set at air brick main body inner bottom part; And the bottom surface of the bottom surface of described home block and air brick main body is positioned at same plane.During preparation, before described air brick main body is shaping, first prepare home block; Described home block selects normal pressure-sintered thyrite; When air brick main body is shaping, inserted in air brick main body the bottom surface of the home block prepared by air brick main body, one end that air brick main body arranges air chamber is designated as bottom; And make the bottom surface of the bottom surface of home block and air brick in the same plane.This kind of air brick not easily occurs after meeting high temperature or molten steel to corrode or ablation, and use safety coefficient is high.
Description
Technical field
The utility model utility model relates to a kind of air brick with safety warning mark, particularly a kind of air brick with the high safety warning mark of corrosion-resistant property.
Background technology
Ladle bottom blowing technology just started in France, Japan and other countries application as far back as the eighties in last century.And bottom-blown air brick produces along with the development of process for making, adjusts and improves.Utilize air brick to jet in steelmaking container stirring of inert gas molten steel, improve molten steel purity to reduce the molten steel purifying time, become modern metallurgical important means.The development of steel industry and the increase gradually to special steel material demand, make the applying working condition condition of air brick progressively worsen and harshness.Air brick of steel ladle is as the function element of external refining key, and its effect is extremely important, and can its result of use directly have influence on refining operation and implement safely smoothly.The different phase of air brick of steel ladle in whole ladle turn around time can produce different physics and chemistries and corrode, its Wear mechanism mainly comprises the slagging of retractory, molten steel washes away, high temperature burns oxygen cleaning and thermal shock fatigue or peel off, when residual brick is less than certain thickness, needs are stopped using, otherwise can wear bag bleed-out phenomenon.So the behaviour in service of air brick will be paid special attention in steelmaking process, in order to avoid cause production accident.And field personnel judges that air brick service condition topmost foundation except relying on the experience of skilled worker is exactly be arranged in the secure ID in air brick brick core.
Current air brick safety warning mark preparation method and material category a lot, mainly in air brick, place special material, such as prefabricated attribute block, burning lost article, stainless steel etc., its shortcoming is that corrosion-resistant property is poor, easily be etched or ablation after running into high temperature or molten steel, accelerate the erosion rate of air brick to a certain extent, certain potential safety hazard can be produced in use to air brick simultaneously.
Utility model content
In order to overcome the shortcoming that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of air brick with safety warning mark, and not easily occur after meeting high temperature or molten steel to corrode or ablation, use safety coefficient is high.
In order to solve the problem, the utility model by the following technical solutions: a kind of with safety warning mark air brick, comprise air brick main body, the bottom of air brick main body is provided with air chamber, is communicated with Argon pipe below air chamber; The described gentle outdoor of air brick main body is provided with shell; It is characterized in that: the home block be made up of thyrite is set at air brick main body inner bottom part; And the bottom surface of the bottom surface of described home block and air brick main body is positioned at same plane.
As further technical scheme: described home block is set to the rotary body that bus is straight line.
Further: the axis of rotary body and the axis being parallel of described air brick main body or be located along the same line.
Preferred: described home block is cylinder.
Further: described home block is provided with one piece, be highly 100-150mm, diameter is 10-40mm.
Preferred: the height of described home block is 100mm, and diameter is 10mm.
Another preferred scheme: the height of described home block is 150mm, and diameter is 40mm.
Another preferred scheme: the height of described home block is 120mm, and diameter is 26mm.
As the further technical scheme of another kind: described home block can also be prism-shaped, the incline of prism and the axis being parallel of air brick main body, the base area of prism is 80-1600mm
2.
The beneficial effects of the utility model are: in this utility model, the home block of air brick is high temperature resistant, corrosion-resistant property is high, the coefficient of expansion is little, be combined with air brick closely, eliminate the problem of wearing bag bleed-out in air brick use procedure, thus improve the use safety coefficient of air brick; Different from the lightness colors of air brick under the mark condition of high temperature of warning of this air brick in addition, warn obviously, well can point out field personnel, workman is easily judged, and air brick uses terminal.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model air brick embodiment;
In figure: 1 shell, 2 air chambers, 3 air brick main bodys, 4 home blocks, 5 Argon pipes.
Detailed description of the invention
Elaborate below in conjunction with the air brick of specific embodiment to a kind of Novel belt safety warning mark described in the utility model.
In following description, " end ", " top ", " on ", D score is all the relative position relations adopted for convenience of description, can not be interpreted as restriction to protection domain as absolute position.
A kind of air brick with safety warning mark as shown in Figure 1, comprise air brick main body 3, the bottom of air brick main body 3 is provided with air chamber 2, is communicated with Argon pipe 5 below air chamber 2; Shell 1 is outside equipped with in described air brick main body 3 and air chamber 2.The special feature of this air brick is: arrange the home block 4 be made up of thyrite at air brick main body 3 inner bottom part; And the bottom surface of described home block 4 and the bottom surface of air brick main body 3 are positioned at same plane.This home block 4 is obviously different from the brightness of air brick main body 3, color under the high temperature conditions.Thyrite is existing known materials.
The home block 4 adopted in the present embodiment for bus be the rotary body of straight line, and the axis of rotary body and the axis of described air brick main body 3 are located along the same line.
Specifically, the home block 4 in the present embodiment is cylinder.And this home block 4 is provided with one piece, be highly 100-150mm, diameter is 10-40mm.On this basis, preferred: the height of described home block 4 is 100mm, and diameter is 10mm.Another preferred scheme: the height of described home block 4 is 150mm, and diameter is 40mm.Also can preferred scheme: the height of described home block 4 is 120mm, and diameter is 26mm.
The preparation method of above-mentioned air brick, comprises the forming step of air brick main body 3, and the special feature of this preparation method is:
Before described air brick main body 3 is shaping, also comprise the step preparing home block 4; Described home block 4 selects normal pressure-sintered thyrite, and the physicochemical property of the thyrite selected is SiC > 98%, bulk density > 3.08g/cm
3, compression strength > 3900Mpa, thermal coefficient of expansion < 4 × 10
-61/
0maximum operation (service) temperature > 1600 DEG C in k, air;
The home block 4 made is highly for 100-150mm, diameter are the cylinder of 10-40mm;
When air brick main body 3 is shaping, inserted in air brick main body 3 bottom surface of the home block 4 prepared by air brick main body 3, one end that air brick main body arranges air chamber 2 is designated as bottom; And make the bottom surface of the bottom surface of home block 4 and air brick 3 in the same plane.
At the scene when air brick uses the position of home block 4, due to the cleaning by high temperature and burning oxygen, the lightness colors of home block 4 has obviously different from the lightness colors of the air brick main body 3 of surrounding, and at this moment staff will change air brick in time, thus ensures production safety.
Air brick is not limited only to above-described embodiment, and as other embodiments of air brick, the home block in air brick can also be prism-shaped, the incline of prism and the axis being parallel of air brick main body, and the base area of prism is 80-1600mm
2.
Claims (9)
1. the air brick with safety warning mark, comprise air brick main body, the bottom of air brick main body is provided with air chamber, is communicated with Argon pipe below air chamber; The described gentle outdoor of air brick main body is provided with shell; It is characterized in that: the home block be made up of thyrite is set at air brick main body inner bottom part; And the bottom surface of the bottom surface of described home block and air brick main body is positioned at same plane.
2. a kind of air brick with safety warning mark according to claim 1, it is characterized in that: described home block is rotary body, the bus of rotary body is straight line.
3. a kind of air brick with safety warning mark according to claim 2, is characterized in that: the axis of rotary body and the axis being parallel of described air brick main body or be located along the same line.
4. a kind of air brick with safety warning mark according to claim 3, is characterized in that: described home block is cylinder.
5. a kind of air brick with safety warning mark according to claim 4, it is characterized in that: described home block is provided with one piece, is highly 100-150mm, and diameter is 10-40mm.
6. a kind of air brick with safety warning mark according to claim 5, is characterized in that: the height of described home block is 100mm, and diameter is 10mm.
7. a kind of air brick with safety warning mark according to claim 5, is characterized in that: the height of described home block is 150mm, and diameter is 40mm.
8. a kind of air brick with safety warning mark according to claim 5, is characterized in that: the height of described home block is 120mm, and diameter is 26mm.
9. a kind of air brick with safety warning mark according to claim 1, it is characterized in that: described home block is prism-shaped, the incline of prism and the axis being parallel of air brick main body, the base area of prism is 80-1600mm
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420442119.XU CN204298420U (en) | 2014-08-06 | 2014-08-06 | A kind of air brick with safety warning mark |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420442119.XU CN204298420U (en) | 2014-08-06 | 2014-08-06 | A kind of air brick with safety warning mark |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204298420U true CN204298420U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420442119.XU Active CN204298420U (en) | 2014-08-06 | 2014-08-06 | A kind of air brick with safety warning mark |
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| CN (1) | CN204298420U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104195292A (en) * | 2014-08-06 | 2014-12-10 | 济南鲁东耐火材料有限公司 | Air brick with safety warning sign and preparation method of air brick |
| CN105274284A (en) * | 2015-11-12 | 2016-01-27 | 长兴科特碳化硅有限公司 | Anti-seepage air permeable brick |
| CN105397074A (en) * | 2015-11-12 | 2016-03-16 | 长兴科特碳化硅有限公司 | Air brick capable of achieving early warning |
-
2014
- 2014-08-06 CN CN201420442119.XU patent/CN204298420U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104195292A (en) * | 2014-08-06 | 2014-12-10 | 济南鲁东耐火材料有限公司 | Air brick with safety warning sign and preparation method of air brick |
| CN105274284A (en) * | 2015-11-12 | 2016-01-27 | 长兴科特碳化硅有限公司 | Anti-seepage air permeable brick |
| CN105397074A (en) * | 2015-11-12 | 2016-03-16 | 长兴科特碳化硅有限公司 | Air brick capable of achieving early warning |
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