CN219385191U - Blast furnace top water-cooled wall fixing device - Google Patents
Blast furnace top water-cooled wall fixing device Download PDFInfo
- Publication number
- CN219385191U CN219385191U CN202320488716.5U CN202320488716U CN219385191U CN 219385191 U CN219385191 U CN 219385191U CN 202320488716 U CN202320488716 U CN 202320488716U CN 219385191 U CN219385191 U CN 219385191U
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- cooling wall
- fixing device
- blast furnace
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Abstract
The utility model belongs to the technical field of blast furnace cooling wall equipment, and relates to a blast furnace top water-cooling wall fixing device, which comprises a water-cooling wall, wherein the outer side of the water-cooling wall is provided with an outer wall, a screw protection fixing device is arranged inside the water-cooling wall, the water-cooling wall is connected to a furnace body through bolts, nuts are arranged at the tops of the bolts, a water pipe is arranged on the furnace body and connected to the water-cooling wall, a water pipe cap is arranged at the top of the water pipe, and steel bricks are arranged at the top of the furnace body. The utility model overcomes the defect of the replacement of the top water-cooled wall at present, and the top water-cooled wall can be replaced under the condition of not disassembling the steel brick, and has the advantages of simple use and low cost.
Description
Technical Field
The utility model belongs to the technical field of blast furnace cooling wall equipment, and particularly relates to a blast furnace top water cooling wall fixing device.
Background
The cooling wall is a cooler commonly used in blast furnaces, and is divided into a cast iron cooling wall, a copper cooling wall, a steel-copper composite cooling wall and the like according to different materials, heat transferred in the blast furnace is smoothly led out through surface cooling, high-temperature heat flow is prevented from directly reaching a furnace shell, the cooling wall is arranged between a brick lining and the furnace shell so as to achieve the effect, the cooling wall or the water cooling wall is arranged on the furnace shell from the bottom to the throat of the modern blast furnace with a full cooling wall structure, and a full cooling furnace body structure is formed. The water cooling wall is one kind of cooling wall of blast furnace, and heat from the blast furnace is transferred to environment via cooling water through heat exchange with the cooling wall.
In the blast furnace overhaul of metallurgical enterprises, the steel bricks on the upper layer of the water-cooling wall must be removed when the top water-cooling wall is installed, then the water-cooling wall is installed, and finally the steel bricks are installed again, and the service cycle of the steel bricks is not reached in many times, so that relatively large waste can be caused by early replacement.
Disclosure of Invention
The utility model aims to provide a fixing device for a top water-cooled wall of a blast furnace, which can replace the top water-cooled wall under the condition of not disassembling steel bricks and solves the problem of waste caused by disassembling the steel bricks in the prior art.
In order to achieve the purpose, the technical scheme includes that the fixing device for the water-cooled wall of the top layer of the blast furnace comprises a water-cooled wall, wherein the outer side of the water-cooled wall is provided with an outer wall, a screw rod protection fixing device is arranged inside the water-cooled wall, the water-cooled wall is connected to a furnace body through a bolt, a nut is arranged at the top of the bolt, a water pipe is arranged on the furnace body and connected to the water-cooled wall, a water pipe cap is arranged at the top of the water pipe, and a steel brick is arranged at the top of the furnace body.
Preferably, the screw protection fixing device and the water cooling wall are integrally cast.
Preferably, the bolt is a square head bolt.
Preferably, the number of the bolts is 4, and the bolts are respectively arranged at the middle part and the bottom of the water-cooled wall by 2.
Preferably, the number of the nuts is 4, and the nuts are distributed corresponding to the bolts.
Compared with the prior art, the utility model has the advantages and positive effects that,
the utility model overcomes the defect of the replacement of the top water-cooled wall at present, and the top water-cooled wall can be replaced under the condition of not disassembling the steel brick, and has the advantages of simple use and low cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a side sectional view of a blast furnace top water wall fixing device provided in embodiment 1;
in the figures, 1, a water cooling wall, 2, an outer wall, 3, a screw protection fixing device, 4, a furnace body, 5, bolts, 6, nuts, 7, a water pipe, 8, a water pipe cap, 9 and steel bricks.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Embodiment 1 as shown in fig. 1, a blast furnace top water-cooling wall fixing device comprises a water-cooling wall 1, wherein the water-cooling wall 1 not only can protect a furnace wall, but also is responsible for cooling work. The outside of the water cooling wall 1 is provided with an outer wall 2, and the outer wall 2 is connected with the water cooling wall 1 and the outside air, so that heat exchange can be performed. The inside of the water-cooled wall 1 is provided with a screw protection fixing device 3, and the screw protection fixing device 3 is responsible for reinforcement. The water-cooled wall 1 is connected to the furnace body 4 through a bolt 5, a nut 6 is arranged at the top of the bolt 5, and the nut 6 is used for supplementing a gap between the bolt 5 and the water-cooled wall 1. The furnace body 4 is provided with a water pipe 7 connected to the water-cooled wall 1, and water is injected and discharged through the water pipe 7 to complete water circulation. The top of the water pipe 7 is provided with a water pipe cap 8, and the water pipe cap 8 seals the water pipe 7 when water is not needed to be added or discharged, so that water leakage is prevented. The top of the furnace body 4 is provided with a steel brick 9.
The following specifically describes the specific design of the key components described above:
the screw protection fixing device 3 and the water-cooled wall 1 are integrally cast and formed, and the integral structure enhances stability.
The bolts 5 are square bolts 5, the number of the bolts 5 is 4, the bolts 5 are respectively arranged at the screw rod protection fixing device 3 in the middle of the water-cooling wall 1 and the bottom of the water-cooling wall 1, the number of nuts 6 is 4, the nuts 6 are distributed corresponding to the bolts 5, 4 groups of bolts 5 and nuts 6 are used for connecting the water-cooling wall 1 and the furnace body 4, and the water-cooling wall is more stable and reliable.
What is not described in detail in this specification is prior art known to those skilled in the art.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides a blast furnace top water-cooling wall fixing device, its characterized in that, includes the water-cooling wall, the water-cooling wall outside sets up to the outer wall, and the water-cooling wall is inside to be provided with screw protection fixing device, and the water-cooling wall passes through bolted connection to the furnace body, and the bolt top is provided with the nut, is provided with water piping connection to the water-cooling wall on the furnace body, and the water pipe top is provided with the water pipe cap, and the furnace body top is provided with the steel brick.
2. The blast furnace top water wall fixing device according to claim 1, wherein the screw protection fixing device and the water wall are integrally cast.
3. The blast furnace top water wall fixing device according to claim 1, wherein the bolts are square head bolts.
4. The blast furnace top water-cooling wall fixing device according to claim 1, wherein the number of the bolts is 4, and the bolts are respectively arranged at the middle part and the bottom of the water-cooling wall by 2.
5. The blast furnace top water-cooled wall fixing device according to claim 1, wherein the number of the nuts is 4, and the nuts are distributed corresponding to the bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320488716.5U CN219385191U (en) | 2023-03-10 | 2023-03-10 | Blast furnace top water-cooled wall fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320488716.5U CN219385191U (en) | 2023-03-10 | 2023-03-10 | Blast furnace top water-cooled wall fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219385191U true CN219385191U (en) | 2023-07-21 |
Family
ID=87189640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320488716.5U Active CN219385191U (en) | 2023-03-10 | 2023-03-10 | Blast furnace top water-cooled wall fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219385191U (en) |
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2023
- 2023-03-10 CN CN202320488716.5U patent/CN219385191U/en active Active
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