CN219756972U - A protective structure for an insulating cylinder - Google Patents

Abstract

The utility model discloses a protective structure of a heat preservation cylinder, which comprises a protective component arranged in a heat preservation cylinder body; the protection component comprises a primary framework layer and a secondary framework layer, the primary framework layer is arranged on one side of the inner wall of the heat preservation cylinder body, the secondary framework layer is arranged on one side of the primary framework layer away from the heat preservation cylinder body, and a permeable layer is arranged between the primary framework layer and the secondary framework layer; and one side of the secondary framework layer, which is far away from the primary framework layer, is provided with an anti-corrosion coating and an anti-impact finish paint layer. When in actual use, the first-stage framework layer and the second-stage framework layer are arranged in a staggered mode through the permeable layers, so that the hardness of the whole protective structure is effectively improved, an anti-corrosion coating is arranged, an anti-corrosion effect is achieved on the inner wall of the whole heat-insulating cylinder, and an anti-impact finish paint layer is arranged, so that the impact-resistant and wear-resistant effect of the heat-insulating cylinder is further improved.

Description

A protective structure for an insulating cylinder

Technical field

The utility model relates to the technical field of sintering furnaces, specifically a protective structure for a thermal insulation cylinder.

Background technique

The sintering furnace refers to the special equipment that enables the powder compact to obtain the required physical, mechanical properties and microstructure through sintering. More specifically, the hard composite carbon felt insulation cylinder used in the sintering furnace is made of multiple layers of graphite felt that are adhered and then processed. It is made of hardened materials. Under the action of high temperature, high pressure, and airflow erosion for a long time, the end face of this type of insulation cylinder will delaminate, deform, fall off, etc., affecting the overall insulation performance of the insulation cylinder.

For example, application number: 201721052424.8, a Chinese patent titled "A Double Protective Coating Structure", discloses a double protective coating structure. The double protective coating structure includes an anti-corrosion layer bonded and coated on the wall surface of a metal substrate. Primer, and an impact-resistant topcoat bonded to the outer surface of the anti-corrosion primer; the anti-corrosion primer is an epoxy nano-titanium paint layer, and/or the impact-resistant topcoat is a ceramic resin paint layer. In the above-mentioned patent, the dense coating structure, high impermeability strength and good acid, alkali and salt corrosion resistance of the epoxy nano-titanium primer can effectively resist penetrating corrosion and electrochemical corrosion of steel pipes.

The purpose of installing a protective layer on the insulation barrel is to increase the life of the insulation barrel. During the use of the sintering furnace, it will be subject to greater high-pressure pressure, air flushing, etc. The coating structure in the above patent is used, although it can provide corrosion resistance, etc. As a result, the stability of the coating structure is difficult to guarantee after being washed by airflow. When a gap in the coating structure falls off, the high-temperature airflow will erode the entire insulation cylinder from part of the gap, thus affecting the service life of the entire insulation cylinder.

Utility model content

The purpose of this utility model is to provide a protective structure for a thermal insulation cylinder to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present invention provides the following technical solution: a protective structure of a thermal insulation cylinder, including a protective component arranged in the thermal insulation cylinder body; the protective component includes a primary skeleton layer and a secondary skeleton layer, and the protective assembly includes a primary skeleton layer and a secondary skeleton layer. The first-level skeleton layer is arranged on one side of the inner wall of the insulation cylinder body. The second-level skeleton layer is located on the side of the first-level skeleton layer away from the insulation barrel body. A permeability layer is provided between the first-level skeleton layer and the second-level skeleton layer. ; The side of the secondary skeleton layer away from the primary skeleton layer is provided with an anti-corrosion coating and an anti-impact topcoat layer.

Further, a pollution-resistant coating layer is provided between the anti-corrosion coating and the secondary skeleton layer.

Further, a self-leveling sealing layer is provided between the anti-corrosion coating and the impact-resistant topcoat layer.

Further, an adhesive layer is provided between the pollution-resistant paint layer and the anti-corrosion coating, and between the anti-corrosion coating and the self-leveling sealing layer.

Further, the thickness of the primary skeleton layer and the secondary skeleton layer are both 0.3-1.0 mm.

Compared with the existing technology, the beneficial effects of this utility model are: the protective structure of the insulation cylinder is composed of protective components, a primary skeleton layer, a secondary skeleton layer, a permeable layer, an anti-corrosion coating and an anti-impact topcoat layer. In actual use, the first-level skeleton layer and the second-level skeleton layer are staggered through the permeability layer, thereby effectively improving the hardness of the entire protective structure. By setting the anti-corrosion coating, the inner wall of the entire insulation cylinder is protected from corrosion. The effect is that an anti-impact topcoat layer is provided, thereby further improving the impact resistance and wear resistance of the insulation cylinder.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only used in the present utility model. For some of the embodiments described, those of ordinary skill in the art can also obtain other drawings based on these drawings.

Figure 1 is a schematic diagram of the overall structure provided by an embodiment of the present utility model;

Figure 2 is a schematic diagram of the overall top structure provided by an embodiment of the present utility model;

Figure 3 is a schematic diagram of the internal structure of the work box provided by the embodiment of the present invention.

Explanation of reference signs: 1. Insulation cylinder body; 2. Protection component; 3. Primary skeleton layer; 4. Secondary skeleton layer; 5. Penetration layer; 6. Pollution-resistant coating layer; 7. Anti-corrosion coating; 8 , Self-leveling sealing layer; 9. Impact-resistant topcoat layer.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-3. The present utility model provides a technical solution: a protective structure for an insulating cylinder, which includes a protective component 2 arranged in the insulating cylinder body 1. The protective component 2 includes a primary skeleton layer 3 and a secondary skeleton. Layer 4, the primary skeleton layer 3 is located on one side of the inner wall of the insulation cylinder body 1, the secondary skeleton layer 4 is located on the side of the primary skeleton layer 3 away from the insulation cylinder body 1, the primary skeleton layer 3 and the secondary skeleton layer A permeable layer 5 is provided between 4; an anti-corrosion coating 7 and an anti-impact topcoat layer 9 are provided on the side of the secondary skeleton layer 4 away from the primary skeleton layer 3.

Specifically, the protective structure of the thermal insulation cylinder includes a protective component 2 arranged inside the thermal insulation cylinder body 1. By disposing the protective component 2 inside the thermal insulation cylinder body 1, the service life of the thermal insulation cylinder body 1 can be improved, and the service life of the thermal insulation cylinder can be improved. Practicality; The protective component 2 includes a primary skeleton layer 3 and a secondary skeleton layer 4. By setting the skeleton layer, the protective component 2 and the thermal insulation cylinder body 1 can be more easily connected, and the protective component 2 and the thermal insulation cylinder body 1 can be more easily connected. The stability of the connection between them reduces the risk of the protective component 2 falling off the inner wall of the thermal insulation cylinder, improves the service life of the thermal insulation cylinder, and has good use effect; the first-level skeleton layer 3 is provided on one side of the inner wall of the thermal insulation cylinder body 1 , the secondary framework layer 4 is located on the side of the primary framework layer 3 away from the insulation cylinder body 1, the primary framework layer 3 intersects with the second framework layer, and a permeability layer is provided between the primary framework layer 3 and the secondary framework layer 4 5. Through the permeable layer 5, the primary skeleton layer 3 and the secondary skeleton layer 4 can be integrated to improve the stability of the protective component 2, thereby effectively improving the practicality of the protective component 2; among them, the secondary skeleton The side of layer 4 away from the primary skeleton layer 3 is provided with an anti-corrosion coating 7 and an anti-impact topcoat layer 9. More specifically, the anti-corrosion coating 7 is provided on the secondary skeleton layer 4, wherein the anti-corrosion coating 7 is specifically It is an epoxy nano-titanium coating, in which the epoxy nano-titanium primer should have a dense coating structure; the epoxy nano-titanium primer should have high impermeability strength; the epoxy nano-titanium primer should have good acid and alkali resistance , salt corrosion performance; the bonding strength of the epoxy nano-titanium coating and the epoxy interface adhesive should be >5MP; the impact-resistant topcoat layer 9 is set on the side of the anti-corrosion coating 7 away from the secondary skeleton layer 4, and the impact-resistant surface The paint layer 9 is a ceramic resin coating layer. The ceramic resin coating layer has tough, high-strength impact and wear resistance and a dense and smooth surface, which further improves the effect of the insulation cylinder.

In another embodiment provided by the present invention, a pollution-resistant coating layer 6 is provided between the anti-corrosion coating 7 and the secondary skeleton layer 4 .

Specifically, a pollution-resistant coating layer 6 is provided between the anti-corrosion coating 7 and the secondary skeleton layer 4; it is composed of two layers of highly stain-resistant coatings evenly coated, including polymer emulsion, titanium dioxide nanopowder, and Silica nanopowder, fillers, low surface tension hydrophobic additives, film-forming additives, dispersants, defoaming agents, wetting agents, water and other ingredients. Using this highly stain-resistant coating to produce building exterior wall coatings can improve the waterproofing and stain resistance of the coating and achieve good results.

In another embodiment provided by the present invention, a self-leveling sealing layer 8 is provided between the anti-corrosion coating 7 and the anti-impact topcoat layer 9 .

Specifically, a self-leveling sealing layer 8 is provided between the anti-corrosion coating 7 and the impact-resistant topcoat layer 9. The thickness of the self-leveling sealing layer 8 is 0.5-1mm, and its materials include existing polysulfide sealants and MS. , STP, STPE, SPU and SPUR and other weather-resistant sealants, especially self-leveling similar products. Similar products with weather resistance and corrosion resistance are better. Polysulfide sealants are further preferred, which can effectively improve the insulation cylinder. Practicality of protective structures.

In another embodiment provided by the present invention, an adhesive layer is provided between the pollution-resistant paint layer 6 and the anti-corrosion coating 7 , and between the anti-corrosion coating 7 and the self-leveling sealing layer 8 .

Among them, an adhesive layer is provided between the pollution-resistant coating layer 6 and the anti-corrosion coating 7, and between the anti-corrosion coating 7 and the self-leveling sealing layer 8, in which epoxy interface bonding with high-strength bonding performance is used. It can further improve the stability between each layer, and the effect is good.

In another embodiment of the present invention, the thicknesses of the primary frame layer 3 and the secondary frame layer 4 are both 0.3-1.0 mm, thereby improving the strength of the protective component 2 .

It should be noted that the electrical equipment involved in this application can be powered by batteries or external power sources.

In the description of the present utility model, unless otherwise explicitly stipulated and limited, the terms "installation", "connection", "connection" and "fixing" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interaction between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the instructions and drawings. The specific connection methods of each part are all mature bolts, rivets, and welding in the existing technology. The machinery, parts and equipment all adopt conventional models in the prior art, and circuit connections adopt conventional connection methods in the prior art, which will not be described in detail here.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A protective structure of a heat preservation cylinder is characterized in that:

comprises a protection component (2) arranged in a heat preservation cylinder body (1);

the protection assembly (2) comprises a primary framework layer (3) and a secondary framework layer (4), wherein the primary framework layer (3) is arranged on one side of the inner wall of the heat preservation cylinder body (1), and the secondary framework layer (4) is arranged on one side of the primary framework layer (3) far away from the heat preservation cylinder body (1);

a permeable layer (5) is arranged between the primary framework layer (3) and the secondary framework layer (4);

one side of the secondary framework layer (4) far away from the primary framework layer (3) is provided with an anti-corrosion coating (7) and an impact-resistant finish paint layer (9).

2. The protective structure of a thermal insulation cylinder according to claim 1, wherein: a pollution-resistant coating layer (6) is arranged between the anti-corrosion coating (7) and the secondary framework layer (4).

3. The protective structure of a thermal insulation cylinder according to claim 1, wherein: a self-leveling sealing layer (8) is arranged between the anti-corrosion coating (7) and the impact-resistant finish paint layer (9).

4. The protective structure of a thermal insulation cylinder according to claim 2, wherein: adhesive layers are arranged between the pollution-resistant coating layer (6) and the anti-corrosion coating layer (7) and between the anti-corrosion coating layer (7) and the self-leveling sealing layer (8).

5. The protective structure of a thermal insulation cylinder according to claim 1, wherein: the thicknesses of the primary framework layer (3) and the secondary framework layer (4) are 0.3-1.0mm.