CN215675190U - Split type burner for ultra-large kiln - Google Patents
Split type burner for ultra-large kiln Download PDFInfo
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- CN215675190U CN215675190U CN202121306889.8U CN202121306889U CN215675190U CN 215675190 U CN215675190 U CN 215675190U CN 202121306889 U CN202121306889 U CN 202121306889U CN 215675190 U CN215675190 U CN 215675190U
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Abstract
The utility model provides a split type burner for an ultra-large kiln, which is characterized by comprising a shell, flanges, a mortise and tenon mechanism, an anchoring piece and a fire-resistant layer, wherein the center of the fire-resistant layer is a cavity, the shell is of a cylindrical structure, the cavity is of a horn-shaped structure, the inner wall of the shell is provided with the anchoring piece, the shell is connected with the fire-resistant layer through the anchoring piece, the mortise and tenon mechanism is arranged between the fire-resistant layer at the head of the burner and the fire-resistant layer at the middle of the burner, the mortise and tenon mechanism is arranged between the fire-resistant layer at the middle of the burner and the fire-resistant layer at the tail of the burner, and the mortise mechanism is arranged at the middle section of the fire-resistant layer. The utility model adopts a split design, shortens the construction period of the burner, and obviously reduces the curing time and the heat treatment time; adopt split type structure to show and promote the nozzle security, avoided volume expansion, reduced because the holistic volume change of nozzle that the temperature variation leads to, adopt tenon fourth of the twelve earthly branches mechanism to make and connect between each split type nozzle prefab inseparabler, strengthened the security, construction convenience is reliable.
Description
Technical Field
The utility model relates to the field of kiln combustion, in particular to a split type burner for an ultra-large kiln.
Background
The high-temperature resistant industrial kiln burner has the advantages of rapid cooling and rapid heating resistance, wear resistance, oxidation resistance, high strength, no slag falling and long service life, is an ideal flaming kiln tool of an ultra-large kiln, is suitable for the fields of ceramics, chemical engineering, glass, metallurgy and the like using natural gas, liquefied gas, coal gas, diesel oil and other industrial kiln burners, can effectively control the balance of the temperature in the kiln, is an ideal combustion chamber of various gas and oil industrial kilns, can reduce energy consumption and effectively control the temperature difference of the kiln.
But the forming difficulty of the large burner device restricts the high-quality development of the ultra-large kiln industry. The preparation of the large burner for the ultra-large kiln mainly has the following problems at present: (1) the large burner has large volume and weight and long construction period, and the construction time is too long due to the long-term maintenance, long-term heat treatment and the like after pouring the castable; (2) the large burner has poor safety. Although the integrity and the tightness of the large burner are good, the whole castable is adopted, so that the local volume is usually expanded in the using process, the heat stress conduction speed is slow, and the surface of a product is cracked; (3) the construction of large-scale burners is difficult, and the labor intensity of workers is high. The large burner is usually lifted on site, however, due to the volume and weight of the large burner, a larger working area is usually needed, which brings more trouble to the construction of field personnel.
Aiming at the problems in the preparation process of the large burner for the ultra-large kiln, the utility model aims to solve the problems by designing the split type burner for the ultra-large kiln, so as to realize the high-quality development of the ultra-large kiln industry.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model provides a split type burner which is safe, efficient and convenient to install and used for an ultra-large kiln.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a split burner for an ultra-large kiln is characterized by comprising a shell, a flange, a mortise and tenon mechanism, an anchoring piece and a fire-resistant layer, wherein the center of the fire-resistant layer is a cavity, the shell is of a cylindrical structure, the cavity is of a horn-shaped structure, 3-5 anchoring pieces which are distributed equidistantly and are 60-90mm in length are arranged on the inner wall of the shell, the shell is connected with the fire-resistant layer through the anchoring pieces, the thickness of the fire-resistant layer is 120-240mm, one end of the split large burner is a burner head, the other end of the split large burner is a burner tail, the middle of the split large burner is a burner middle part, the outer walls of the shell, which are the burner head and the burner middle part, the burner middle part and the burner tail, are respectively and symmetrically provided with a pair of flanges, a mortise and tenon mechanism is arranged between the fire-resistant layer at the burner head and the fire-resistant layer at the burner middle part, a mortise and tenon mechanism is arranged between the fire-resistant layer at the burner middle part and the fire-resistant layer at the burner tail, and tenon mechanisms are all arranged at the middle section of the fire-resistant layer.
The shell is of a steel structure, the thickness of the shell is 10-20mm, and the outer diameter of the shell is 360-720 mm.
The refractory layer is made of a magnesium refractory material.
The mortise and tenon mechanism is an annular mortise and tenon mechanism, the inner diameter of the annular mortise and tenon mechanism is 30-60mm, the outer diameter of the annular mortise and tenon mechanism is 120-240mm, the height of the annular mortise and tenon mechanism is 30-60mm, and the mortise and tenon mechanism is connected by magnesium fire clay.
Compared with the prior art, the utility model has the beneficial effects that: 1) the split design is adopted, the construction period of the burner is shortened, and the maintenance time and the heat treatment time are obviously reduced; 2) the split type structure is adopted to obviously improve the safety of the burner, avoid volume expansion and reduce the overall volume change of the burner caused by temperature change, and the tenon-and-mortise mechanism structure is adopted to ensure that all split type burner prefabricated parts are connected more tightly, thereby enhancing the safety; 3) the nozzle outside adopts the steel construction overcoat, and steel construction inside lining design anchor assembly has increased the inseparable type of being connected between nozzle overcoat and the nozzle refractory material, adopts bolted connection between the split type structure, and construction convenience is reliable.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
In the figure: 1-shell, 2-flange, 3-mortise and tenon mechanism, 4-anchoring piece, 5-fire-resistant layer and 6-cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings, 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.
Example (b):
referring to fig. 1, the split burner for the ultra-large kiln provided by the utility model comprises a shell 1, flanges 2, mortise and tenon mechanisms 3, anchoring pieces 4 and a fire-resistant layer 5, wherein the shell 1 is of a cylindrical structure, the center of the fire-resistant layer 5 is a cavity 6, the cavity 6 is of a horn-shaped structure, the fire-resistant layer 5 and the cavity 6 are sequentially arranged inside the shell 1, 3-5 anchoring pieces 4 with the lengths of 90mm are equidistantly distributed on the inner wall of the shell 1, the shell 1 is connected with the fire-resistant layer 5 through the anchoring pieces 4, the thickness of the fire-resistant layer 5 is 200mm, one end of the split large burner is a burner head, the other end of the split large burner is a burner tail, the middle of the burner is a burner middle, a pair of flanges 2 are symmetrically arranged on the outer walls of the shell 1 between the burner head and the burner tail, the mortise and tenon mechanisms 3 are arranged between the fire-resistant layer 5 at the burner head and the fire-resistant layer 5 at the burner tail, the mortise and tenon mechanisms 3 are arranged between the fire-resistant layer 5, the two mortise and tenon mechanisms 3 are arranged at the middle section of the fire-resistant layer 5.
The shell 1 is of a steel structure, the thickness of the shell is 20mm, and the outer diameter of the shell is 700 mm.
The refractory layer 5 is a magnesia refractory material.
The mortise and tenon mechanism 3 is an annular mortise and tenon mechanism, the inner diameter of the annular mortise and tenon mechanism is 60mm, the outer diameter of the annular mortise and tenon mechanism is 120mm, the height of the annular mortise and tenon mechanism is 50mm, and the mortise and tenon mechanism 3 is connected by magnesium fire clay.
The specific operation mode of the embodiment of the utility model is as follows:
firstly, preparing a steel structure shell 1 at the head part, the middle part and the tail part of the burner, wherein the thickness of the shell 1 is 20mm, the outer diameter of the shell is 700mm, the outer wall of the shell 1 is welded with a flange 2, 3-5 anchoring pieces 4 are welded on the inner liner of the shell 1 at equal intervals, and the length of each anchoring piece 4 is 90 mm;
then, pouring, curing and heat treatment processes of the head part, the middle part and the tail part fire-resistant layers 5 of the split type burner are completed, annular mortise and tenon mechanisms 3 are designed on the head part of the burner and the middle part fire-resistant layers 5 of the burner and the middle part of the burner and the tail part fire-resistant layers 5 of the burner, the mortise and tenon mechanisms 3 are 60mm in inner diameter, 120mm in outer diameter and 50mm in height, the mortise and tenon mechanisms 3 are connected through magnesium fire clay, and the fire clay and the fire-resistant layers 5 are made of the same material;
and finally, connecting and fixing the head part, the middle part and the tail part of the prepared burner through an annular mortise and tenon mechanism 3 and a flange 2 to obtain the split large burner.
The split burner designed by the utility model solves a plurality of problems in the preparation process of the large burner for the ultra-large kiln, and realizes the high-quality development of the ultra-large kiln industry.
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 (4)
1. The utility model provides a split type nozzle for ultra-large kiln which characterized in that includes: the device comprises a shell (1), flanges (2), mortise and tenon mechanisms (3), anchoring pieces (4) and a fire-resistant layer (5), wherein the center of the fire-resistant layer (5) is a cavity (6), the shell (1) is of a cylindrical structure, the cavity (6) is of a horn-shaped structure, 3-5 anchoring pieces (4) which are distributed at equal intervals and have the length of 60-90mm are arranged on the inner wall of the shell (1), the shell (1) is connected with the fire-resistant layer (5) through the anchoring pieces (4), the thickness of the fire-resistant layer (5) is 120-240mm, one end of a split large burner is a burner head, the other end of the split large burner is a burner tail, the middle of the burner is a burner middle, a pair of flanges (2) are respectively and symmetrically arranged on the outer walls of the shell (1) between the burner head and the burner middle, and the outer walls of the shell (1) at the burner tail, and the mortise and tenon mechanisms (3) are arranged between the fire-resistant layer (5) at the burner head and the fire-resistant layer (5) at the middle of the burner, establish mortise and tenon mechanism (3) between nozzle middle part flame retardant coating (5) and nozzle afterbody flame retardant coating (5), mortise and tenon mechanism (3) all set up in flame retardant coating (5) middle section.
2. The split burner for the ultra-large kiln as claimed in claim 1, wherein the shell (1) is made of steel, and has a thickness of 10-20mm and an outer diameter of 360-720 mm.
3. The split burner for the ultra-large kiln as claimed in claim 1, wherein the refractory layer (5) is made of magnesium refractory.
4. The split burner for the ultra-large kiln as claimed in claim 1, wherein the mortise and tenon mechanism (3) is an annular mortise and tenon mechanism, the inner diameter of the annular mortise and tenon mechanism is 30-60mm, the outer diameter of the annular mortise and tenon mechanism is 120-240mm, the height of the annular mortise and tenon mechanism is 30-60mm, and the mortise and tenon mechanism (3) is connected with each other by magnesium cement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121306889.8U CN215675190U (en) | 2021-06-11 | 2021-06-11 | Split type burner for ultra-large kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121306889.8U CN215675190U (en) | 2021-06-11 | 2021-06-11 | Split type burner for ultra-large kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215675190U true CN215675190U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121306889.8U Active CN215675190U (en) | 2021-06-11 | 2021-06-11 | Split type burner for ultra-large kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215675190U (en) |
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2021
- 2021-06-11 CN CN202121306889.8U patent/CN215675190U/en active Active
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