CN215335001U - Anti-corrosion and wear-resistant flange with good effect - Google Patents

Abstract

The utility model discloses a flange with good corrosion and wear resistant effects, which comprises a flange body, wherein a thermal insulation coating is coated on the outer side of the flange body, a water-resistant layer is coated on the outer side of the thermal insulation coating, an epoxy asphalt layer is coated on the outer side of the water-resistant layer, and a wear-resistant layer is coated on the outer side of the epoxy asphalt layer. According to the utility model, the heat insulation material is added on the surface of the flange, so that the external high temperature can be blocked, the influence of the external high temperature on the overall structure of the flange is prevented, the water blocking layer can block external water molecules, and the phenomenon that the material is corroded and falls off due to the fact that the water on the surface permeates into the coating is avoided, so that the stability of the overall structure of the flange is further enhanced, and meanwhile, the polytetrafluoroethylene material is added into the water blocking layer, so that the flange has excellent chemical stability and very high heat resistance and cold resistance; the friction coefficient is very low, and the self-lubricating material is excellent, and the epoxy asphalt and the wear-resistant material are arranged outside the flange, so that a double protection effect can be achieved.

Description

Anti-corrosion and wear-resistant flange with good effect

Technical Field

The utility model relates to the technical field of flanges, in particular to a flange with good corrosion and wear resistant effects.

Background

Flanges, also called flange flanges or beads, are parts of the interconnection between pipes, for the connection between the ends of the pipes; the flange on the equipment inlet and outlet is used for connecting two pieces of equipment, but the flange generally used in the market has poor corrosion resistance and wear resistance, and the surface layer can fall off after being blown by wind and rain for a long time, so that the service life of the flange is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a flange with good corrosion and wear resistant effects, which has the advantages of corrosion and wear resistance and solves the problems that the flange commonly used in the market has poor corrosion and wear resistance and the surface layer can fall off after being blown by wind and rain for a long time.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wear-resisting effectual flange of anticorrosion, includes the flange body, the outside coating of flange body has thermal barrier coating, thermal barrier coating's the outside coating has the water blocking layer, the outside coating on water blocking layer has the epoxy asphalt layer, the outside coating on epoxy asphalt layer has the wearing layer.

Preferably, the inner part of the wear-resistant layer comprises a silicon nitride ceramic material coating and a ceramic matrix composite coating, and the outer side of the silicon nitride ceramic material coating is coated with the ceramic matrix composite coating.

Preferably, the front surface of the flange body is provided with a through hole, and the through hole is annularly arranged on the surface of the flange body.

Preferably, the polymer material is arranged in the water-resistant layer and is distributed on the inner surface in a granular form.

Preferably, the epoxy asphalt layer is of a double-layer structure, and polyurethane finish paint is coated between the double-layer structure.

Preferably, the thermal insulation coating is distributed on the surface of the flange body in a wrapping manner, the joint between the thermal insulation coating and the flange body is coated with a high-molecular polyethylene coating, and the thickness of the high-molecular polyethylene coating is two millimeters at zero point.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the heat insulation material is added on the surface of the flange, so that the external high temperature can be blocked, the influence of the external high temperature on the overall structure of the flange is prevented, the water blocking layer can block external water molecules, and the phenomenon that the material is corroded and falls off due to the fact that the water on the surface permeates into the coating is avoided, so that the stability of the overall structure of the flange is further enhanced, and meanwhile, the polytetrafluoroethylene material is added into the water blocking layer, so that the flange has excellent chemical stability and very high heat resistance and cold resistance; coefficient of friction is very low, be fabulous self-lubricating material, and set up epoxy asphalt and wear-resisting material in the flange outside, can play the duplicate protection effect, the inside silicon nitride of wearing layer can block external friction with ceramic matrix material, prevent to cause the surface fish tail with the foreign object contact, good wear resistance has, epoxy asphalt is by epoxy resin simultaneously, coal tar pitch, the two ingredient lacquer of constituteing such as solvent curing agent, excellent resistant sea water has, resistant crude oil and good resistant chemical and antirust property, still can be used to the oil tank, underground pipeline and underwater facilities, it is not good to have solved the flange anticorrosion wearability of generally using on the market simultaneously, it can produce the problem that drops to receive the wind-blown rain top layer for a long time.

2. The utility model can improve the weather resistance of the whole flange by adding the polyurethane finish paint in the epoxy asphalt layer, and meanwhile, the polyurethane finish paint is a two-component polyurethane anti-corrosion finish paint which is composed of synthetic resin as a base material, a coloring pigment and a curing agent, and can also be used for hydraulic engineering, crude oil storage tanks, general chemical corrosion, ships, steel structures and the like.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side sectional view of the flange body according to the present invention;

fig. 3 is a cross-sectional view of the wear-resistant layer structure of the present invention.

In the figure: 1. a flange body; 2. a through hole; 3. a thermal barrier coating; 4. a water resistant layer; 5. an epoxy asphalt layer; 6. a wear layer; 601. a silicon nitride ceramic material coating; 602. and (3) a ceramic matrix composite coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, 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.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a flange with good corrosion and wear resistance effects comprises a flange body 1, wherein a through hole 2 is formed in the front surface of the flange body 1, the through hole 2 is annularly arranged on the surface of the flange body 1, a thermal insulation coating 3 is coated on the outer side of the flange body 1, the thermal insulation coating 3 is distributed on the surface of the flange body 1 in a wrapping manner, a high molecular polyethylene coating is coated at the joint between the thermal insulation coating 3 and the flange body 1, the thickness of the high molecular polyethylene coating is zero two millimeters, a water blocking layer 4 is coated on the outer side of the thermal insulation coating 3, a high molecular polymer material is arranged inside the water blocking layer 4 and is distributed on the inner surface in a granular manner, an epoxy asphalt layer 5 is coated on the outer side of the water blocking layer 4, the epoxy asphalt layer 5 is arranged in a double-layer structure, a polyurethane finish paint is coated between the double-layer structure, and the polyurethane finish paint is added inside the epoxy asphalt layer 5, so that the overall weather resistance of the flange can be improved, meanwhile, the polyurethane finish paint is a two-component polyurethane anti-corrosion finish paint composed of synthetic resin serving as a base material, a coloring pigment and a curing agent, and can also be used for hydraulic engineering, a crude oil storage tank, general chemical corrosion, ships, steel structures and the like, the outer side of the epoxy asphalt layer 5 is coated with the wear-resistant layer 6, the inner part of the wear-resistant layer 6 comprises a silicon nitride ceramic material coating 601 and a ceramic-based composite coating 602, the outer side of the silicon nitride ceramic material coating 601 is coated with the ceramic-based composite coating 602, external high temperature can be blocked by adding a heat insulating material on the surface of the flange, the influence of the external high temperature on the integral structure of the flange is prevented, the water blocking layer 4 can block external water molecules, the phenomenon that the water on the surface permeates into the coating to cause the corrosion and falling of the material is avoided, the stability of the integral structure of the flange is further enhanced, and all the coatings are distributed on the surface of the flange in a paint mode, the thickness is strictly controlled, and the antirust paint is added to the outermost layer of the flange, so that the surface of the flange can be prevented from being rusted when the flange is used outdoors for a long time, the self-cleaning property of the surface of the flange is ensured, the service life is further prolonged, and meanwhile, the polytetrafluoroethylene material is added into the waterproof layer 4, so that the flange has excellent chemical stability and high heat resistance and cold resistance; coefficient of friction is very low, be fabulous self-lubricating material, and set up epoxy asphalt and wear-resisting material in the flange outside, can play the duplicate protection effect, the inside silicon nitride of wearing layer 6 can block external friction with ceramic matrix material, prevent to cause the surface fish tail with the foreign object contact, good wear resistance has, epoxy asphalt is by epoxy resin simultaneously, coal tar pitch, the two ingredient lacquer of constituteing such as solvent curing agent, excellent resistant sea water, resistant crude oil and good chemical resistance and antirust property have, still can be used to the oil tank, underground pipeline and underwater facilities, it is not good to have solved the flange anticorrosion wearability of generally using on the market simultaneously, it can produce the problem that drops to receive the wind and rain drenched the top layer for a long time.

All the parts in the utility model are universal standard parts or parts known by technicians in the field, the structure and the principle of the parts are known by technicians in the field through technical manuals or conventional experimental methods, meanwhile, standard parts used in the application document can be purchased from the market, all the parts in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of all the parts adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, machines, parts and equipment adopt conventional models in the prior art, and specific description is not given.

The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods such as thermal welding, ultrasonic welding, flux, welding, and fusion crimping, and no specific description is made here.

When the heat insulation material is used, the heat insulation material is additionally arranged on the surface of the flange, so that the external high temperature can be prevented from influencing the integral structure of the flange, the water blocking layer 4 can block external water molecules, the phenomenon that the water on the surface permeates into the coating to cause corrosion and falling of the material is avoided, the stability of the integral structure of the flange is further enhanced, and meanwhile, the polytetrafluoroethylene material is added into the water blocking layer 4, so that the heat insulation material has excellent chemical stability, and high heat resistance and cold resistance; the epoxy asphalt has low friction coefficient, is an excellent self-lubricating material, can play a role of double protection by arranging the epoxy asphalt and the wear-resistant material outside the flange, can block the friction of the outside by the silicon nitride and the ceramic-based material in the wear-resistant layer 6, can prevent the surface scratch caused by the contact with the foreign object, has good wear resistance, is a two-component paint composed of epoxy resin, coal tar asphalt, solvent curing agent and the like, has excellent seawater resistance, crude oil resistance, good chemical resistance and rust resistance, can be used for oil tanks, underground pipelines and underwater facilities, can improve the overall weather resistance of the flange by adding the polyurethane finish paint in the epoxy asphalt layer 5, and can be used for hydraulic engineering, crude oil storage tanks and storage tanks, and can also be used for synthetic resin as a base material, coloring pigment and curing agent to form a two-component polyurethane anti-corrosion finish paint General chemical corrosion, ships, steel structures and the like.

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 (6)

1. The utility model provides a wear-resisting effectual flange of anticorrosion, includes flange body (1), its characterized in that: the flange comprises a flange body (1) and is characterized in that the outer side of the flange body (1) is coated with a heat insulation coating (3), the outer side of the heat insulation coating (3) is coated with a water-resistant layer (4), the outer side of the water-resistant layer (4) is coated with an epoxy asphalt layer (5), and the outer side of the epoxy asphalt layer (5) is coated with a wear-resistant layer (6).

2. The flange with good corrosion and wear resistance effects according to claim 1, characterized in that: the inner part of the wear-resistant layer (6) comprises a silicon nitride ceramic material coating (601) and a ceramic matrix composite coating (602), and the outer side of the silicon nitride ceramic material coating (601) is coated with the ceramic matrix composite coating (602).

3. The flange with good corrosion and wear resistance effects according to claim 1, characterized in that: the flange is characterized in that the front surface of the flange body (1) is provided with a through hole (2), and the through hole (2) is annularly arranged on the surface of the flange body (1).

4. The flange with good corrosion and wear resistance effects according to claim 1, characterized in that: the water-resistant layer (4) is internally provided with a high polymer material which is distributed on the inner surface in a granular shape.

5. The flange with good corrosion and wear resistance effects according to claim 1, characterized in that: the epoxy asphalt layer (5) is of a double-layer structure, and polyurethane finish paint is coated between the double-layer structure.

6. The flange with good corrosion and wear resistance effects according to claim 1, characterized in that: the heat insulation coating (3) is distributed on the surface of the flange body (1) in a wrapping mode, a high polymer polyethylene coating is coated at the joint between the heat insulation coating (3) and the flange body (1), and the thickness of the heat insulation coating is two zero millimeters.

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