CN215373514U - Cement kiln refractory material lining structure - Google Patents
Cement kiln refractory material lining structure Download PDFInfo
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- CN215373514U CN215373514U CN202121729504.9U CN202121729504U CN215373514U CN 215373514 U CN215373514 U CN 215373514U CN 202121729504 U CN202121729504 U CN 202121729504U CN 215373514 U CN215373514 U CN 215373514U
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Abstract
The utility model belongs to the technical field of cement kiln refractory materials, and particularly relates to a cement kiln refractory material lining structure, which comprises the following components in percentage by weight: the cement kiln inner liner cover body and the heat insulation mechanism are arranged in the cement kiln inner liner cover body; the heat insulation mechanism comprises a multifunctional brick hanging working layer and a heat insulation nano heat insulation layer which are arranged in the lining cover body of the cement kiln; the heat-insulating nano heat-insulating layer is arranged between the cement kiln lining cover body and the multifunctional brick hanging working layer; the multifunctional brick hanging working layer comprises an external working layer and a connecting layer, the external working layer faces to the outside, the connecting layer faces to the heat insulation nano heat insulation layer, and a brick hanging groove is formed in the external working layer. The lining structure of the cement kiln refractory material has the effects of improving the use reliability of the cement kiln hood refractory material and insulating heat.
Description
Technical Field
The utility model belongs to the technical field of refractory materials, and particularly relates to a cement kiln refractory material lining structure.
Background
The cement rotary kiln belongs to the field of building material equipment, and is one kind of lime kiln. The rotary kiln can be divided into a cement rotary kiln, a metallurgical chemical rotary kiln and a lime rotary kiln according to different materials to be treated. The rotary cement kiln is the main equipment of the cement clinker dry and wet production line.
The kiln head cover of the novel dry-method cement production line usually adopts a refractory material lining structure of calcium silicate board heat insulation materials and refractory castable materials, the working condition of the kiln head cover is complex, the temperature during operation is high, the temperature during operation can reach 1100-1200 ℃, the dust-containing airflow is seriously scoured and abraded, and the rapid cooling and rapid heating processes exist in the process of starting and stopping the kiln. The refractory castable belongs to an unshaped refractory material, water is often added for stirring during construction, the construction period of a kiln head cover is short, and the construction quality is difficult to control.
Meanwhile, during the ignition baking of the cement kiln, the temperature of a kiln hood is low, generally about 300 ℃, the temperature rapidly rises to over 1000 ℃ during charging, the refractory castable is easy to crack and fall off or generate cracks, hot smoke enters the inner calcium silicate plate along the cracks in the using process, and the insulating layer is hollowed out to cause the castable to fall off. In order to ensure the service life of the refractory material, an inner calcium silicate board heat-insulating layer is usually cancelled, so that the refractory material lining of the kiln head cover has poor heat-insulating effect, the temperature of the shell is high, and the heat-insulating and energy-saving effects are not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cement kiln hood refractory lining structure, which aims to solve the technical problem of poor heat insulation effect of a kiln hood refractory lining and achieve the effects of improving the use reliability and heat insulation of the cement kiln hood refractory.
In order to solve the above technical problems, the present invention provides a refractory lining structure for a cement kiln, comprising:
the cement kiln inner liner cover body and the heat insulation mechanism are arranged in the cement kiln inner liner cover body;
the heat insulation mechanism comprises a multifunctional brick hanging working layer and a heat insulation nano heat insulation layer which are arranged in the lining cover body of the cement kiln;
the heat insulation nano heat insulation layer is arranged between the cement kiln lining cover body and the multifunctional brick hanging working layer;
the multifunctional brick hanging working layer comprises an external working layer and a connecting layer, the external working layer faces to the outside, the connecting layer faces to the heat insulation nano heat insulation layer, and a brick hanging groove is formed in the external working layer.
Furthermore, a light heat insulation castable layer is arranged between the heat insulation nano heat insulation layer and the multifunctional brick hanging working layer.
Furthermore, a plurality of small-head bulges are arranged on the connecting layer, connecting hooks are arranged on the small-head bulges, and fixing pieces used for hooking the connecting hooks are buried in the heat-insulating nanometer heat-insulating layer.
Furthermore, the fixing piece comprises a splayed embedding rod embedded in the heat insulation nano heat insulation layer, and a hanging rod exposed out of the heat insulation nano heat insulation layer is arranged at the tail end of the splayed embedding rod.
Furthermore, one end of the splayed embedding rod, which is far away from the hanging rod, is bitter and provided with a transverse fixing rod.
Furthermore, the connecting hook is provided with a fixed insertion rod on the connecting layer, and the fixed insertion rod is inserted into the small-head bulge.
Furthermore, the external working layer is provided with a plurality of large head blocks which are arranged in parallel, and the large head blocks are tightly attached.
The utility model has the beneficial effects that:
1. through the multifunctional brick hanging working layer and the heat insulation nano heat insulation layer of the heat insulation mechanism, the primary heat insulation effect in the cement kiln is achieved, and secondary heat insulation is achieved through the external working layer and the connecting layer.
2. And the light heat-insulating castable layer is used for realizing the third heat insulation.
3. Collude on colluding in the mounting through the connection on the microcephaly is protruding to connect the connecting layer on adiabatic nanometer insulating layer, thereby increase the connection stability between multi-functional brick work level of hanging and the adiabatic nanometer insulating layer.
4. Through the splayed embedding rod and the transverse fixing rod, the fixing piece is better fixed in the heat insulation nanometer heat insulation layer.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a refractory lining structure of a cement kiln according to the present invention.
In the figure:
1. a cement kiln lining cover body;
2. a heat insulation mechanism; 21. a multifunctional brick hanging working layer; 211. an outer working layer; 2111. a big head block; 212. a connecting layer; 22. a heat insulating nano heat insulating layer; 23. hanging bricks and slotting;
3. a light heat-insulating castable layer;
4. a small head is raised; 41. a connecting hook; 411. fixing the inserted rod;
5. a fixing member; 51. burying a rod in a splayed shape; 511. a transverse fixing rod; 52. a hanging rod.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. 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.
Example (b):
as shown in fig. 1, a refractory lining structure of a cement kiln comprises: the heat insulation mechanism 2 that sets up in the cement kiln inside lining cover body 1 and the cement kiln inside lining cover body 1 carries out the individual through heat insulation mechanism 2 to the cement kiln inside lining cover body 1 and the built-in brick body of firing to promote cement kiln fire resistance.
Wherein, thermal-insulated mechanism 2 is including locating the multi-functional brick work level 21 and the adiabatic nanometer insulating layer 22 of hanging in the cement kiln inside lining cover body 1 to adiabatic nanometer insulating layer 22 is located between cement kiln inside lining cover body 1 and the multi-functional brick work level 21 of hanging, hangs the brick through multi-functional brick work level 21 of hanging, and plays preliminary thermal-insulated effect through adiabatic nanometer insulating layer 22.
In this embodiment, a light heat insulation castable layer 3 is disposed between the heat insulation nano thermal insulation layer 22 and the multifunctional brick hanging working layer 21, and the light heat insulation castable layer 3 has a secondary heat insulation effect.
As shown in fig. 1, the multifunctional brick-hanging working layer 21 includes an outer working layer 211 facing to the outer side and a connection layer 212 facing to the heat-insulating nano heat-insulating layer 22, a brick-hanging slot 23 is opened on the outer working layer 211, and the connection stability between the body of the multifunctional brick-hanging working layer 21 and the heat-insulating nano heat-insulating layer 22 is increased by the connection layer 212. Wherein, a plurality of small-head bulges 4 are arranged on the connecting layer 212, connecting hooks 41 are arranged on the small-head bulges 4, and fixing pieces 5 for hooking the connecting hooks 41 are embedded in the heat-insulating nano heat-insulating layer 22. The outer working layer 211 is a plurality of large head blocks 2111 arranged in parallel, and the large head blocks 2111 are tightly attached to form the inner side of the cement kiln, so that the purpose of improving the fire resistance of the inner side of the cement kiln is achieved.
The fixing member 5 includes a splayed buried rod 51 buried in the heat insulation nano heat insulation layer 22, and a hanging rod 52 exposed from the heat insulation nano heat insulation layer 22 is provided at the end of the splayed buried rod 51. In order to better embed the splayed embedding rods 51 into the heat-insulating nano heat-insulating layer 22, the transverse fixing rods 511 are respectively arranged at one ends of the splayed embedding rods 51 far away from the hanging rods 52, the volume of the splayed embedding rods 51 embedded into the heat-insulating nano heat-insulating layer 22 is increased, and therefore the connection stability of the heat-insulating nano heat-insulating layer 22 is increased,
in this embodiment, the connecting hook 41 is provided with a fixing insertion rod 411 on the connecting layer 212, and the fixing insertion rod 411 is inserted on the small-head protrusion 4.
In summary, the multifunctional brick hanging working layer 21 and the heat insulation nano heat insulation layer 22 of the heat insulation mechanism 2 have a primary heat insulation effect in the cement kiln, and secondary heat insulation is realized through the two-layer structure of the external working layer 211 and the connecting layer 212. The third heat insulation is realized by the light heat insulation castable layer 3. The connecting hook 41 on the small-head protrusion 4 is hooked on the fixing piece 5, so that the connecting layer 212 is connected to the heat-insulating nano heat-insulating layer 22, and the connecting stability between the multifunctional brick-hanging working layer 21 and the heat-insulating nano heat-insulating layer 22 is improved. The fixing piece 5 is better fixed in the heat insulation nano heat insulation layer 22 through the splayed buried rod 51 and the transverse fixing rod 511.
All the components selected in the present application are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A cement kiln refractory lining structure, comprising:
a cement kiln lining cover body (1) and a heat insulation mechanism (2) arranged in the cement kiln lining cover body (1);
the heat insulation mechanism (2) comprises a multifunctional brick hanging working layer (21) and a heat insulation nano heat insulation layer (22) which are arranged in the cement kiln lining cover body (1);
the heat insulation nano heat insulation layer (22) is arranged between the cement kiln lining cover body (1) and the multifunctional brick hanging working layer (21);
the multifunctional brick hanging working layer (21) comprises an outer working layer (211) facing to the outer side and a connecting layer (212) facing to the heat insulation nano heat insulation layer (22), and a brick hanging groove (23) is formed in the outer working layer (211).
2. The cement kiln refractory lining structure of claim 1,
a light heat insulation castable layer (3) is arranged between the heat insulation nano heat insulation layer (22) and the multifunctional brick hanging working layer (21).
3. The cement kiln refractory lining structure of claim 2,
the connecting layer (212) is provided with a plurality of small-head bulges (4), the small-head bulges (4) are provided with connecting hooks (41), and fixing pieces (5) for hooking the connecting hooks (41) are embedded in the heat-insulating nano heat-insulating layer (22).
4. The cement kiln refractory lining structure of claim 3,
the fixing piece (5) comprises a splayed embedding rod (51) embedded in the heat insulation nano heat insulation layer (22), and a hanging rod (52) exposed out of the heat insulation nano heat insulation layer (22) is arranged at the tail end of the splayed embedding rod (51).
5. The cement kiln refractory lining structure of claim 4,
one end of the splayed embedding rod (51) far away from the hanging rod (52) is provided with a transverse fixing rod (511).
6. The cement kiln refractory lining structure of claim 5,
the connecting hook (41) is positioned on the connecting layer (212) and is provided with a fixed inserting rod (411), and the fixed inserting rod (411) is inserted into the small-head bulge (4).
7. The cement kiln refractory lining structure of claim 6,
the outer working layer (211) is provided with a plurality of large head blocks (2111) which are arranged in parallel, and the large head blocks (2111) are tightly attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121729504.9U CN215373514U (en) | 2021-07-28 | 2021-07-28 | Cement kiln refractory material lining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121729504.9U CN215373514U (en) | 2021-07-28 | 2021-07-28 | Cement kiln refractory material lining structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215373514U true CN215373514U (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121729504.9U Active CN215373514U (en) | 2021-07-28 | 2021-07-28 | Cement kiln refractory material lining structure |
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| CN (1) | CN215373514U (en) |
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2021
- 2021-07-28 CN CN202121729504.9U patent/CN215373514U/en active Active
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