CN213452391U

CN213452391U - Flange with anti-corrosion function

Info

Publication number: CN213452391U
Application number: CN202022306666.3U
Authority: CN
Inventors: 刘明军
Original assignee: Zhejiang Gebiao Electric Co ltd
Current assignee: Zhejiang Gebiao Electric Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-06-15
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a flange with anticorrosion function, including the flange body, the top of flange body is seted up threaded hole, and the inner wall threaded connection of screw hole has fixing bolt to fixing bolt's one end threaded connection has fixation nut, and the inner wall of flange body is provided with the inoxidizing coating moreover, the inside of inoxidizing coating has been seted up and has been put the thing groove, and has filled the packing of the inside of putting the thing groove and have and prevent medium solid filler. This flange with anti-corrosion function is provided with the inoxidizing coating to at the intussuseption of inoxidizing coating intussuseption prevent medium solid filler, be provided with waterproof layer and acid and alkali resistant layer again, the effectual inner wall that protects the flange, this flange has the anti-corrosion function, lead to acid and alkali liquid and pass through from the flange inner wall, be difficult for causing the flange inner wall to be corroded, the suitability is better, the life of flange has been prolonged, the frequency of regularly changing the flange is reduced, unnecessary wasting of resources has been reduced, give people daily use of flange and brought great facility.

Description

Flange with anti-corrosion function

Technical Field

The utility model relates to a flange manufacturing technical field specifically is a flange with anti-corrosion function.

Background

Flanges are also called flange discs or flanges, the flanges are parts for connecting shafts with each other and are used for connecting pipe ends, the flanges are also used on inlets and outlets of equipment and are used for connecting two pieces of equipment, such as speed reducer flanges, it is noted that the flanges are used in pairs and cannot be used independently, the application range of the flanges comprises buildings, light and heavy industries, water heating, electric power and the like, but the existing flanges have certain defects, such as:

1. the conventional flange generally has no anti-corrosion function, acid and alkali liquid passes through the flange inner wall, so that the inner wall of the flange is easily corroded, the applicability is poor, the service life of the flange is shortened, the flange needs to be replaced regularly, unnecessary resource waste is caused, and great inconvenience is brought to daily use of the flange by people.

2. The existing flanges are not convenient to connect generally, the flanges are used in pairs, a large amount of connection time of people can be wasted due to the complex connection process, the flanges are not convenient to use, certain use defects exist, and the connection effect is not good enough.

In order to solve the problems, innovative design is urgently needed on the basis of the original flange structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flange with anti-corrosion function, in order to solve the above-mentioned not anticorrosion function that provides among the background art, lead to sour alkaline liquid and pass through from the flange inner wall, cause the flange inner wall to be corroded easily, the suitability is relatively poor, the life of flange has been shortened, need regularly change the flange, unnecessary wasting of resources has been caused, give people daily use of flange and brought great inconvenience, and be not convenient for connect, the flange all is used in pairs, a large amount of connection time of people can be wasted to complicated connection flow, the use of the flange of not being convenient for, there is certain service defect, the not good problem of joint effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flange with anticorrosion function, includes the flange body, the top of flange body is seted up threaded hole, and the inner wall threaded connection of screw hole has fixing bolt to fixing bolt's one end threaded connection has fixation nut, and the inner wall of flange body is provided with the inoxidizing coating moreover, the inside of inoxidizing coating has been seted up and has been put the thing groove, and has filled the anti-media solid packing to put the inside in thing groove.

Preferably, the protective layer comprises an acid and alkali resistant layer and a waterproof layer, the waterproof layer is positioned on the inner wall of the protective layer, and the acid and alkali resistant layer is positioned on the inner wall of the waterproof layer.

Preferably, the acid and alkali resistant layer comprises a polytetrafluoroethylene layer, a silicon carbide layer, a phenolic vinyl resin layer and an organic silicon monomer layer, the polytetrafluoroethylene layer is arranged on the inner surface of the waterproof layer, and the silicon carbide layer, the phenolic vinyl resin layer and the organic silicon monomer layer are sequentially arranged on one side, away from the waterproof layer, of the polytetrafluoroethylene layer.

Preferably, the waterproof layer includes rigid waterproof layer and flexible waterproof layer, and the rigid waterproof layer sets up in the one side that is close to the inoxidizing coating, and the flexible waterproof layer sets up in the one side that is close to the acid-base layer of preventing.

Preferably, one end of each fixing bolt penetrates through the top of the flange body and extends to the bottom of the flange body, one end of each fixing bolt is in threaded connection with each fixing nut, and the 2 flange bodies are connected with the fixing nuts through the fixing bolts.

Preferably, the inner surface of the flange body is attached to the outer surface of the protective layer, and the shape and the size of the flange body are matched with those of the protective layer.

Compared with the prior art, the beneficial effects of the utility model are that: the flange with the anti-corrosion function;

1. the flange has the advantages that the flange is provided with the protective layer, the waterproof layer and the acid and alkali resistant layer are filled in the protective layer, the inner wall of the flange is effectively protected, the flange has an anti-corrosion function, acid and alkali liquid is introduced to pass through the inner wall of the flange, the inner wall of the flange is not easy to corrode, the applicability is good, the service life of the flange is prolonged, the frequency of replacing the flange at regular intervals is reduced, unnecessary resource waste is reduced, and great convenience is brought to daily use of the flange by people;

2. the flange is convenient to connect, the flanges are used in pairs, a large amount of connection time of people can be saved through a simple connection process, the flange is convenient to use, the use defects of the flange are reduced, and the connection effect is good.

Drawings

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

FIG. 2 is a schematic view of the structural connection of the protective layer of the present invention;

FIG. 3 is a schematic cross-sectional view of the acid-base resistant layer of the present invention;

fig. 4 is a schematic view of a front cross-sectional structure of the waterproof layer of the present invention;

fig. 5 is a schematic view of the structural connection of the flange body of the present invention;

fig. 6 is a schematic view of the structural connection between the acid-base resistant layer and the waterproof layer of the present invention.

In the figure: 1. a flange body; 2. a threaded hole; 3. fixing the bolt; 4. fixing a nut; 5. a protective layer; 6. a storage groove; 7. a medium-resistant solid filler; 51. an acid and alkali resistant layer; 511. a polytetrafluoroethylene layer; 512. a silicon carbide layer; 513. a phenolic vinyl resin layer; 514. a silicone monomer layer; 52. a waterproof layer; 521. a rigid waterproof layer; 522. and the flexible waterproof layer.

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. 1-6, the present invention provides a technical solution: the utility model provides a flange with anticorrosion function, includes flange body 1, and threaded hole 2 is seted up at the top of flange body 1, and the inner wall threaded connection of threaded hole 2 has fixing bolt 3 to fixing bolt 3's one end threaded connection has fixation nut 4, and flange body 1's inner wall is provided with inoxidizing coating 5 moreover, and the thing groove 6 is put to the inside of inoxidizing coating 5 has been seted up, and the inside packing of putting thing groove 6 has prevents medium solid packing 7.

The protective layer 5 comprises an acid and alkali resistant layer 51 and a waterproof layer 52, the waterproof layer 52 is positioned on the inner wall of the protective layer 5, the acid and alkali resistant layer 51 is positioned on the inner wall of the waterproof layer 52, and the protective effect on the inner wall of the flange body 1 is better through the arranged acid and alkali resistant layer 51 and the waterproof layer 52;

the acid and alkali resistant layer 51 comprises a polytetrafluoroethylene layer 511, a silicon carbide layer 512, a phenolic vinyl resin layer 513 and an organic silicon monomer layer 514, the polytetrafluoroethylene layer 511 is arranged on the inner surface of the waterproof layer 52, the silicon carbide layer 512, the phenolic vinyl resin layer 513 and the organic silicon monomer layer 514 are sequentially arranged on one side of the polytetrafluoroethylene layer 511, which is far away from the waterproof layer 52, and the acid and alkali resistant layer 51 has better acid and alkali resistance and is not easy to be corroded by acid and alkali through the arranged polytetrafluoroethylene layer 511, the silicon carbide layer 512, the phenolic vinyl resin layer 513 and the organic silicon monomer layer 514;

the waterproof layer 52 comprises a rigid waterproof layer 521 and a flexible waterproof layer 522, the rigid waterproof layer 521 is arranged on one side close to the protective layer 5, and the flexible waterproof layer 522 is arranged on one side close to the acid and alkali resistant layer 51, so that the waterproof effect of the waterproof layer 52 is good through the matching use of the rigid waterproof layer 521 and the flexible waterproof layer 522;

one end of each fixing bolt 3 penetrates through the top of the flange body 1 and extends to the bottom of the flange body 1, one end of each fixing bolt 3 is in threaded connection with each

fixing nut

4, 2 flange bodies 1 are connected with the fixing nuts 4 through the fixing bolts 3, and the fixing bolts 3 are matched with the fixing nuts 4 for use, so that the flange bodies 1 are convenient to connect;

the inner surface of the flange body 1 is attached to the outer surface of the protective layer 5, the shape and the size of the flange body 1 are matched with those of the protective layer 5, and the inner wall of the flange body 1 can be effectively protected through the protective layer 5.

The working principle is as follows: when the flange with the anti-corrosion function is used, according to the figures 1, 2, 3, 4 and 5, the protective layer 5 is arranged on the inner wall of the flange body 1, the storage groove 6 is formed in the protective layer 5, the medium-proof solid filler 7 is filled in the storage groove 6, the acid-base-proof layer 51 and the waterproof layer 52 are arranged on the inner wall of the protective layer 5, the acid-base-proof layer 51 is composed of a polytetrafluoroethylene layer 511, a silicon carbide layer 512, a phenolic vinyl resin layer 513 and an organic silicon monomer layer 514, the multilayer acid-base-proof design can effectively prevent corrosion, and the waterproof layer 52 is composed of a rigid waterproof layer 521 and a flexible waterproof layer 522, so that the double-layer protection effect is achieved;

according to fig. 1 and 5, threaded holes 2 are formed in the surface of the flange body 1, fixing bolts 3 are rotated along the threaded holes 2, after the fixing bolts 3 penetrate through the flange bodies 1, the ends of the fixing bolts 3 are fixed through fixing nuts 4, and connection of the flange bodies 1 can be achieved by 2.

Those not described in detail in this specification are within the skill of the art.

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

1. A flange with anti-corrosion function comprises a flange body (1), and is characterized in that: threaded hole (2) are seted up at the top of flange body (1), and the inner wall threaded connection of threaded hole (2) has fixing bolt (3) to the one end threaded connection of fixing bolt (3) has fixation nut (4), and the inner wall of flange body (1) is provided with inoxidizing coating (5) moreover, the inside of inoxidizing coating (5) has been seted up and has been put thing groove (6), and has been filled with and prevent medium solid filler (7) in the inside of putting thing groove (6).

2. A flange having a corrosion prevention function according to claim 1, wherein: the protective layer (5) comprises an acid and alkali resistant layer (51) and a waterproof layer (52), the waterproof layer (52) is located on the inner wall of the protective layer (5), and the acid and alkali resistant layer (51) is located on the inner wall of the waterproof layer (52).

3. A flange having a corrosion prevention function according to claim 2, wherein: the acid and alkali resistant layer (51) comprises a polytetrafluoroethylene layer (511), a silicon carbide layer (512), a phenolic vinyl resin layer (513) and an organic silicon monomer layer (514), the polytetrafluoroethylene layer (511) is arranged on the inner surface of the waterproof layer (52), and the silicon carbide layer (512), the phenolic vinyl resin layer (513) and the organic silicon monomer layer (514) are sequentially arranged on one side, away from the waterproof layer (52), of the polytetrafluoroethylene layer (511).

4. A flange having a corrosion prevention function according to claim 2, wherein: the waterproof layer (52) comprises a rigid waterproof layer (521) and a flexible waterproof layer (522), the rigid waterproof layer (521) is arranged on one side close to the protective layer (5), and the flexible waterproof layer (522) is arranged on one side close to the acid and alkali resistant layer (51).

5. A flange having a corrosion prevention function according to claim 1, wherein: one end of each fixing bolt (3) penetrates through the top of the flange body (1) and extends to the bottom of the flange body (1), one end of each fixing bolt (3) is in threaded connection with the corresponding fixing nut (4), and the 2 flange bodies (1) are connected with the corresponding fixing nuts (4) through the fixing bolts (3).

6. A flange having a corrosion prevention function according to claim 1, wherein: the inner surface of the flange body (1) is attached to the outer surface of the protective layer (5), and the shape and the size of the flange body (1) are matched with those of the protective layer (5).