CN215763523U

CN215763523U - Corrosion-resistant valve pipe fitting

Info

Publication number: CN215763523U
Application number: CN202121967862.3U
Authority: CN
Inventors: 项铭博
Original assignee: Wenzhou Ming Li Pipe Co ltd
Current assignee: Wenzhou Ming Li Pipe Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-08
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a corrosion-resistant valve pipe fitting which comprises a valve pipe fitting body, wherein two ends of the valve pipe fitting body are respectively provided with a connector, the top of the valve pipe fitting body is provided with a rotating rod, the top of the rotating rod is fixedly connected with a rotating disc, the valve pipe fitting body comprises an outer surface protective layer, a base material layer and an inner surface protective layer, the outer surface protective layer is positioned on the outer wall of the base material layer, and the inner surface protective layer is positioned on the inner wall of the base material layer. According to the utility model, the connector is arranged, so that the device can achieve the effect of convenient installation and use, the first corrosion-resistant layer is arranged, the outer wall of the device can be protected, the surface of the device is prevented from being corroded and damaged by external acidic and alkaline substances, the inner wall of the device can be protected by the second corrosion-resistant layer, the inner wall of the device is prevented from being corroded and damaged by acidic and alkaline circulating media, and the service life of the device is effectively prolonged.

Description

Corrosion-resistant valve pipe fitting

Technical Field

The utility model relates to the technical field of valve pipe fittings, in particular to a corrosion-resistant valve pipe fitting.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters of a conveying medium, and can be divided into a shut-off valve, a check valve, an adjusting valve and the like according to functions of the valve, wherein the valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing countercurrent, stabilizing pressure, shunting or overflowing and relieving pressure and the like, the valve can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and the existing valve pipe fitting has poor anti-corrosion capability on the inner wall and the outer wall, is easy to corrode and damage after long-term use, has the phenomenon of water seepage, is lack of heat preservation and insulation capability, and cannot be suitable for a service environment with large temperature difference.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a corrosion-resistant valve pipe fitting which has the advantages of heat insulation, corrosion resistance, convenience in connection and long service life, and solves the problems that the conventional valve pipe fitting has poor corrosion resistance of the inner wall and the outer wall, is easy to corrode and damage after long-term use, has water seepage phenomenon, lacks heat insulation capability and cannot be suitable for a service environment with large temperature difference.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a corrosion-resistant valve pipe fitting, includes valve pipe fitting body, the both ends of valve pipe fitting body all are provided with the connector, the top of valve pipe fitting body is provided with the bull stick, the top fixedly connected with capstan of bull stick, valve pipe fitting body includes surface inoxidizing coating, substrate layer and internal surface inoxidizing coating, the surface inoxidizing coating is located the outer wall of substrate layer, the internal surface inoxidizing coating is located the inner wall of substrate layer, the surface inoxidizing coating includes the insulating layer, the outside coating of insulating layer has the enhancement layer, the outside coating of enhancement layer has first corrosion resistant layer, the internal surface inoxidizing coating includes rust-resistant layer, the inboard coating on rust-resistant layer has second corrosion resistant layer.

Preferably, the thickness of the heat insulation layer is greater than that of the reinforcing layer, and the thickness of the heat insulation layer is 0.3 mm.

Preferably, the thickness of the second corrosion-resistant layer is greater than that of the rust-resistant layer, and the thickness of the rust-resistant layer is 0.08 mm.

Preferably, the inner wall of the connector is provided with threads, and the inner wall of the connector is fixedly connected with a sealing ring.

Preferably, the surface of the rotating disc is provided with anti-skid grains, and the outer diameter of the rotating disc is 60 mm.

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

1. according to the utility model, the connector is arranged, so that the device can achieve the effect of convenient installation and use, the first corrosion-resistant layer is arranged, the outer wall of the device can be protected, the surface of the device is prevented from being corroded and damaged by external acidic and alkaline substances, the inner wall of the device can be protected by the second corrosion-resistant layer, the inner wall of the device is prevented from being corroded and damaged by acidic and alkaline circulating media, and the service life of the device is effectively prolonged.

2. The device has the advantages that the thermal insulation layer is arranged, the thermal insulation effect can be achieved, the phenomenon of expansion with heat and contraction with cold caused by the influence of external temperature is avoided, the surface strength of the device can be improved by arranging the reinforcing layer, the surface of the device is prevented from being collided and damaged, the inner wall of the device can be protected by arranging the rust-resistant layer, the phenomenon of oxidation and corrosion is avoided, the connection strength of the device and a pipeline is improved by arranging the threads and the sealing ring, the good sealing and waterproof effects are achieved, the friction force on the surface of the rotary disc can be increased by arranging the anti-skid lines, and workers can control the device more easily.

Drawings

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

FIG. 2 is a partial cross-sectional view of the valve tubing body of the present invention;

FIG. 3 is a partial cross-sectional view of an outer surface protective layer according to the present invention;

fig. 4 is a partial cross-sectional view of an inner surface protective layer in accordance with the present invention.

In the figure: 1. a valve pipe fitting body; 2. rotating the disc; 3. a rotating rod; 4. a connector; 5. an outer surface protective layer; 6. a substrate layer; 7. an inner surface protective layer; 8. a thermal insulation layer; 9. a reinforcing layer; 10. a first corrosion-resistant layer; 11. a second corrosion-resistant layer; 12. a rust resistant layer.

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 of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The valve pipe fitting body 1, the rotary disc 2, the rotary rod 3, the connector 4, the outer surface protective layer 5, the base material layer 6, the inner surface protective layer 7, the heat insulation layer 8, the reinforcing layer 9, the first corrosion-resistant layer 10, the second corrosion-resistant layer 11 and the rust-resistant layer 12 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the valve pipe fitting are known by the person skilled in the art through technical manuals or conventional experimental methods.

Referring to fig. 1-4, a corrosion-resistant valve pipe fitting comprises a valve pipe fitting body 1, wherein two ends of the valve pipe fitting body 1 are respectively provided with a connector 4, the inner wall of the connector 4 is provided with a thread, the inner wall of the connector 4 is fixedly connected with a sealing ring, by the arrangement of the thread and the sealing ring, good sealing and waterproof effects are achieved while the connection strength of a lifting device and a pipeline is improved, the top of the valve pipe fitting body 1 is provided with a rotating rod 3, the top of the rotating rod 3 is fixedly connected with a rotary disc 2, the surface of the rotary disc 2 is provided with anti-slip threads, the outer diameter of the rotary disc 2 is 60mm, by the arrangement of the anti-slip threads, the friction force on the surface of the rotary disc 2 can be increased, a control device for making workers feel easier is provided, the valve pipe fitting body 1 comprises an outer surface protective layer 5, an inner surface protective layer 6 and an inner surface protective layer 7, the outer surface protective layer 5 is positioned on the outer wall of the substrate layer 6, the inner surface protective layer 7 is positioned on the inner wall of the substrate layer 6, the outer surface protective layer 5 comprises a heat insulation layer 8, the outer side of the heat insulation layer 8 is coated with a reinforcing layer 9, the outer side of the reinforcing layer 9 is coated with a first corrosion-resistant layer 10, the inner surface protective layer 7 comprises a rust-resistant layer 12, the inner side of the rust-resistant layer 12 is coated with a second corrosion-resistant layer 11, the thickness of the heat insulation layer 8 is larger than that of the reinforcing layer 9, the thickness of the heat insulation layer 8 is 0.3mm, the heat insulation effect can be achieved by arranging the heat insulation layer 8, the phenomenon that the device expands with heat and contracts with cold due to the influence of external temperature is avoided, the strength of the surface of the device can be increased by arranging the reinforcing layer 9, the surface of the device is prevented from being damaged due to collision with a collision, the thickness of the second corrosion-resistant layer 11 is larger than that of the rust-resistant layer 12, the thickness of the rust-resistant layer 12 is 0.08mm, the inner wall of the device can be protected by arranging the rust-resistant layer 12, the phenomenon that oxidation and corrosion occurs is avoided, by arranging the connecting head 4, can make the device reach the effect of being convenient for install and use, through setting up first corrosion resistant layer 10, can protect the outer wall of device, avoid external acid-base nature material to cause corrosion damage to the surface of device, through setting up second corrosion resistant layer 11, can protect the inner wall of device, avoid acid-base circulation medium to cause corrosion damage to the inner wall of device, effectively promote the life of device.

When the device is used, the base material layer 6 is made of high-quality steel, the insulating layer 8 is made of silicate insulating paint, the insulating layer 8 is arranged to play a role of heat preservation and heat insulation and prevent the device from expanding with heat and contracting with cold due to the influence of external temperature, the reinforcing layer 9 is made of carbon fiber reinforced paint, the strength of the surface of the device can be increased by arranging the reinforcing layer 9, the surface of the device is prevented from being damaged due to collision, the first corrosion-resistant layer 10 is made of epoxy resin anticorrosive paint, the outer wall of the device can be protected by arranging the first corrosion-resistant layer 10, the surface of the device is prevented from being corroded and damaged by external acid-base substances, the second corrosion-resistant layer 11 is made of epoxy coal tar anticorrosive paint, the inner wall of the device can be protected by arranging the second corrosion-resistant layer 11, and the corrosion damage of acid-base circulating media to the inner wall of the device is avoided, effectively promoted the life of device, rust-resistant layer 12's use material is zinc matter cladding material, through setting up rust-resistant layer 12, can protect the inner wall of device, avoids appearing the phenomenon of oxidation corrosion, through the cooperation of above-mentioned structure, can make the device reach thermal-insulated corrosion-resistant, is convenient for connect, long service life's advantage is fit for using widely.

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

1. The utility model provides a corrosion-resistant valve pipe fitting, includes valve pipe fitting body (1), its characterized in that: the two ends of the valve pipe fitting body (1) are respectively provided with a connector (4), the top of the valve pipe fitting body (1) is provided with a rotating rod (3), the top of the rotating rod (3) is fixedly connected with a rotating disc (2), the valve pipe fitting body (1) comprises an outer surface protective layer (5), a base material layer (6) and an inner surface protective layer (7), the outer surface protective layer (5) is positioned on the outer wall of the base material layer (6), the inner surface protective layer (7) is positioned on the inner wall of the base material layer (6), the outer surface protective layer (5) comprises a heat insulation layer (8), the outer side of the heat insulation layer (8) is coated with a reinforcing layer (9), the outer side of the reinforcing layer (9) is coated with a first corrosion-resistant layer (10), the inner surface protective layer (7) comprises a rust-resistant layer (12), the inner side of the rust-resistant layer (12) is coated with a second corrosion-resistant layer (11).

2. A corrosion resistant valve tubing according to claim 1, wherein: the thickness of the heat insulation layer (8) is larger than that of the reinforcing layer (9), and the thickness of the heat insulation layer (8) is 0.3 mm.

3. A corrosion resistant valve tubing according to claim 1, wherein: the thickness of the second corrosion-resistant layer (11) is larger than that of the rust-resistant layer (12), and the thickness of the rust-resistant layer (12) is 0.08 mm.

4. A corrosion resistant valve tubing according to claim 1, wherein: the inner wall of the connector (4) is provided with threads, and the inner wall of the connector (4) is fixedly connected with a sealing ring.

5. A corrosion resistant valve tubing according to claim 1, wherein: the surface of the rotating disc (2) is provided with anti-skid grains, and the outer diameter of the rotating disc (2) is 60 mm.