CN211695388U - Anticorrosive subassembly of high temperature hot-blast furnace - Google Patents
Anticorrosive subassembly of high temperature hot-blast furnace Download PDFInfo
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- CN211695388U CN211695388U CN201922016105.7U CN201922016105U CN211695388U CN 211695388 U CN211695388 U CN 211695388U CN 201922016105 U CN201922016105 U CN 201922016105U CN 211695388 U CN211695388 U CN 211695388U
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Abstract
The utility model discloses an anti-corrosion component of a high-temperature hot blast stove, which comprises a shell, wherein the shell comprises a heat preservation component, the heat insulation component comprises a fire-resistant layer, a carbon dioxide layer is arranged on the outer side of the fire-resistant layer, a heat insulation layer is arranged on the outer side of the carbon dioxide layer, the outer side of the heat insulation layer is provided with a vacuum layer, the outer side of the vacuum layer is provided with a shell, the inner side of the shell is provided with a first anticorrosive layer, the first anticorrosive layer comprises a first zinc-copper-titanium alloy coating, an organic silicon resin coating is arranged on the outer side of the first zinc-copper-titanium alloy coating, a second anticorrosive coating is arranged on the outer side of the shell and comprises a second zinc-copper-titanium alloy coating, an epoxy primer coating is arranged on the outer side of the second zinc-copper-titanium alloy coating, an epoxy micaceous iron intermediate coating is arranged on the outer side of the epoxy primer coating, and a fluorocarbon finish coating is arranged on the outer side of the epoxy micaceous iron intermediate coating; the utility model has the advantages of simple structure, safety, practicality, long heat preservation time and long corrosion resistance and service life.
Description
Technical Field
The utility model belongs to the technical field of the anticorrosive equipment of hot-blast furnace, in particular to anticorrosive subassembly of high temperature hot-blast furnace.
Background
The high-temperature hot blast stove is equipment capable of continuously providing high-temperature heat above 500 ℃, the high-temperature gas hot blast stove is divided into a heat accumulating type hot blast stove and a heat exchange type hot blast stove according to the working principle, hot blast stove products are widely used for drying products such as wood, stone, chemical engineering, machinery, a paint spraying and baking assembly line, a pharmaceutical drying production line and the like, and the products such as agricultural and sideline product processing, sea and cargo aquatic products, vegetables, preserved fruits, dried fruits, vinasse, sludge and the like, and heating and temperature adjustment of places such as large-scale workshops, livestock and poultry houses and the like, the existing hot blast stove usually adopts refractory bricks and heat insulation walls for heat insulation, the heat insulation effect is not ideal in the mode, the temperature of an external shell is higher, the external material of the hot blast stove is usually a steel material, the steel material is usually simply coated with a layer of, high-temperature oxidation is easy to generate, most of anticorrosive components are only anticorrosive outside the shell, and the inner side of the anticorrosive components is not anticorrosive, so that the inner side of the shell can generate corrosion after long-time use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anticorrosive subassembly of high temperature hot-blast furnace, have simple structure, safe practical, the heat preservation time is of a specified duration, anticorrosive longe-lived advantage.
In order to achieve the above object, the utility model provides a following technical scheme: the embodiment provides an anticorrosive component of a high-temperature hot blast stove, which comprises a shell, wherein the shell comprises an insulating component, the insulating component comprises a fire-resistant layer, a carbon dioxide layer is arranged on the outer side of the fire-resistant layer, a heat-insulating layer is arranged on the outer side of the carbon dioxide layer, a vacuum layer is arranged on the outer side of the heat-insulating layer, a shell is arranged on the outer side of the vacuum layer, a first anticorrosive layer is arranged on the inner side of the shell, the first anticorrosive layer comprises a first zinc-copper-titanium alloy coating, an organic silicon resin coating is arranged on the outer side of the first zinc-copper-titanium coating, a second anticorrosive layer is arranged on the outer side of the shell, the second anticorrosive layer comprises a second zinc-copper-titanium alloy coating, an epoxy primer coating is arranged on the outer side of the second zinc-copper-titanium alloy coating, an epoxy mica intermediate paint coating, the chimney is arranged on the upper side of the shell, a plurality of first connecting ribs are vertically connected between the fire-resistant layer and the heat-insulating layer, and a plurality of second connecting ribs are vertically connected between the heat-insulating layer and the shell.
Preferably, the fire-resistant layer is formed by pouring a pouring material refractory brick.
Preferably, the carbon dioxide layer is filled with carbon dioxide gas.
Preferably, the heat insulation layer is formed by pouring foaming cement.
Preferably, the vacuum degree of the vacuum layer 114 is 10-15 pa.
Preferably, the housing is a cast iron material.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a flame retardant coating, can bear more temperatures, through pouring the shaping, make the leakproofness of flame retardant coating better, through the carbon dioxide layer, carbon dioxide is greenhouse gas, the ability of absorbing the thermal radiation has, can absorb the thermal radiation in the carbon dioxide layer, thermal radiant capacity has been reduced, thereby make thermal penetrating power weak, then through setting up the insulating layer, the insulating layer is pour for foaming cement and forms, foaming cement has and keeps warm effectually, low in production cost and the advantage that makes the concrete lightweight, through the vacuum layer, it is effectual to insulate against heat in vacuum, through the carbon dioxide layer, the mutually supporting of insulating layer and vacuum layer, earlier reduce thermal radiation, then it is isolated to pass through the heat on insulating layer and vacuum layer behind the carbon dioxide layer with a small amount, make the heat preservation effect more ideal.
The utility model discloses can carry out anticorrosive protection to the shell inboard through first anticorrosive coating, can be anticorrosive to the shell outside through second anticorrosive coating, first zinc copper titanium alloy coating and second zinc copper titanium alloy coating are the electric arc spraying technique and carry out the spraying, can provide the cathodic protection effect of sacrificial anode to the steel construction base member, organic silicon resin coating has fine heat resistance and corrosion resistance, can be fine protect first zinc copper titanium alloy coating, epoxy priming paint coating, epoxy cloud iron intermediate coat and fluorocarbon finish coat protect second zinc copper titanium alloy coating, make the anticorrosive time of shell steel construction more of a specified duration like this, can make the structure of knocking head more stable through first connecting rib and second connecting rib.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the corrosion prevention assembly of the present invention.
In the figure: 1. the heat insulation structure comprises a shell, 11, a heat insulation assembly, 111, a fire-resistant layer, 112, a carbon dioxide layer, 113, a heat insulation layer, 114, a vacuum layer, 115, a shell, 12, a first anticorrosive layer, 121, a first zinc-copper-titanium coating, 122, an organic silicon resin coating, 13, a second anticorrosive layer, 131, a second zinc-copper-titanium alloy coating, 132, an epoxy primer coating, 133, an epoxy mica intermediate paint coating, 134, a fluorocarbon finish coating, 2, a chimney, 3, a first connecting rib, 4 and a second connecting rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the embodiment provides an anticorrosive assembly for a high-temperature hot-blast stove, including a casing 1, where the casing 1 includes an insulating assembly 11, the insulating assembly 11 includes a fire-resistant layer 111, a carbon dioxide layer 112 is disposed on an outer side of the fire-resistant layer 111, a thermal insulation layer 113 is disposed on an outer side of the carbon dioxide layer 112, a vacuum layer 114 is disposed on an outer side of the thermal insulation layer 113, a casing 115 is disposed on an outer side of the vacuum layer 114, a first anticorrosive layer 12 is disposed on an inner side of the casing 115, the first anticorrosive layer 12 includes a first zinc-copper-titanium alloy coating 121, an organic silicon resin coating 122 is disposed on an outer side of the first zinc-copper-titanium coating 121, a second anticorrosive layer 13 is disposed on an outer side of the casing 115, the second anticorrosive layer 13 includes a second zinc-copper-titanium alloy coating 131, an epoxy primer coating 132 is disposed on an outer side of the second zinc-copper-titanium alloy, the outer side of the epoxy micaceous iron intermediate coat 133 is provided with a fluorocarbon finish coat 134, the upper side of the shell 1 is provided with a chimney 2, a plurality of first connecting ribs 3 are vertically connected between the fire-resistant layer 111 and the heat-insulating layer 113, and a plurality of second connecting ribs 4 are vertically connected between the heat-insulating layer 113 and the shell 115.
In order to make the refractory layer 111 have good air tightness and strength, in this embodiment, it is preferable that the refractory layer 111 is cast by using a casting refractory brick.
In order to enable the carbon dioxide layer 112 to absorb the heat radiation inside the housing, in the present embodiment, it is preferable that the carbon dioxide layer 112 is filled with carbon dioxide gas.
In order to ensure the air tightness and strength of the thermal insulation layer 113, in this embodiment, the thermal insulation layer 113 is preferably formed by pouring foamed cement.
In order to improve the heat insulation effect, in this embodiment, it is preferable that the vacuum degree of the vacuum layer 114 is 10 to 15 pa.
In order to ensure good castability, wear resistance and strength of the outer shell 115 and reduce production cost, in the embodiment, the outer shell 115 is preferably made of cast iron.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a anticorrosive subassembly of high temperature hot-blast furnace, includes the casing, its characterized in that: the shell comprises a heat insulation component, the heat insulation component comprises a fire-resistant layer, a carbon dioxide layer is arranged on the outer side of the fire-resistant layer, a heat insulation layer is arranged on the outer side of the carbon dioxide layer, a vacuum layer is arranged on the outer side of the heat insulation layer, a shell is arranged on the outer side of the vacuum layer, a first anticorrosive layer is arranged on the inner side of the shell, the first anticorrosive layer comprises a first zinc-copper-titanium alloy coating, an organic silicon resin coating is arranged on the outer side of the first zinc-copper-titanium coating, a second anticorrosive layer is arranged on the outer side of the shell, the second anticorrosive layer comprises a second zinc-copper-titanium alloy coating, an epoxy primer coating is arranged on the outer side of the second zinc-copper-titanium alloy coating, an epoxy mica intermediate paint coating is arranged on the outer side of the epoxy primer coating, a fluorocarbon finish coating is arranged on the outer side of the epoxy mica intermediate paint coating, and a plurality of second connecting ribs are vertically connected between the heat insulation layer and the shell.
2. The high temperature hot blast stove corrosion prevention assembly according to claim 1, characterized in that: the fire-resistant layer is formed by pouring a pouring material refractory brick.
3. The high temperature hot blast stove corrosion prevention assembly according to claim 1, characterized in that: the carbon dioxide layer is filled with carbon dioxide gas.
4. The high temperature hot blast stove corrosion prevention assembly according to claim 1, characterized in that: the heat insulation layer is formed by pouring foaming cement.
5. The high temperature hot blast stove corrosion prevention assembly according to claim 1, characterized in that: the vacuum degree of the vacuum layer is 10-15 pa.
6. The high temperature hot blast stove corrosion prevention assembly according to claim 1, characterized in that: the shell is made of cast iron materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922016105.7U CN211695388U (en) | 2019-11-21 | 2019-11-21 | Anticorrosive subassembly of high temperature hot-blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922016105.7U CN211695388U (en) | 2019-11-21 | 2019-11-21 | Anticorrosive subassembly of high temperature hot-blast furnace |
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| CN211695388U true CN211695388U (en) | 2020-10-16 |
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| CN201922016105.7U Active CN211695388U (en) | 2019-11-21 | 2019-11-21 | Anticorrosive subassembly of high temperature hot-blast furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915997A (en) * | 2021-09-29 | 2022-01-11 | 山东华信电炉有限公司 | Metal melting furnace |
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2019
- 2019-11-21 CN CN201922016105.7U patent/CN211695388U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915997A (en) * | 2021-09-29 | 2022-01-11 | 山东华信电炉有限公司 | Metal melting furnace |
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