CN216867785U - Marine anti-corrosion pipeline joint insulation structure - Google Patents
Marine anti-corrosion pipeline joint insulation structure Download PDFInfo
- Publication number
- CN216867785U CN216867785U CN202220339340.7U CN202220339340U CN216867785U CN 216867785 U CN216867785 U CN 216867785U CN 202220339340 U CN202220339340 U CN 202220339340U CN 216867785 U CN216867785 U CN 216867785U
- Authority
- CN
- China
- Prior art keywords
- joint
- nut
- insulation
- flat
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to the technical field of marine pipe fittings, in particular to an anti-corrosion pipeline joint insulation structure for a ship, which comprises a threaded joint, wherein threads are arranged on two sides of the outer surface of the threaded joint, a nut is arranged at one end of the threaded joint through the threads, a flat shoulder joint is arranged at the threaded joint through the nut, and a pipe is welded at one end of the flat shoulder joint. According to the utility model, the end part between the flat-shoulder joint and the threaded joint can be sealed through the arranged sealing gasket, and the inner end surface of the nut is sealed and insulated through the arranged metal gasket and the arranged insulating gasket, so that the insulation is carried out on the radial direction and the end surface, further the sealing and the insulation between the threaded joint and the flat-shoulder joint are ensured, the corrosion resistance of the pipe joint is realized, the service life of the pipe joint is prolonged, the electrode reaction between two pipelines can be effectively prevented through the arranged insulating sleeve and the insulating coating, and the service life of the pipe joint is further prolonged.
Description
Technical Field
The utility model relates to the technical field of marine pipe fittings, in particular to an anti-corrosion pipeline joint insulation structure for a ship.
Background
The marine pipe fitting is a classification of pipe fittings, which are parts for connecting pipes into pipelines, and can be classified into socket type pipe fittings, threaded pipe fittings, flange pipe fittings and welded pipe fittings according to a connecting method.
At present, some pipe joints on ships are often damaged due to electric corrosion after being used for a period of time, in order to prevent the pipe joints from being corroded by potential difference, corrosion-resistant materials are selected as far as possible in the selection of materials for manufacturing the pipe joints, but the corrosion resistance of the pipe joints is not high only through the corrosion-resistant materials, and the pipe joints adopting the corrosion-resistant materials are still corroded after being contacted with seawater for a long time, so that the service life of the pipe joints for ships is not long.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model discloses an anti-corrosion pipeline joint insulation structure for a ship, which comprises a threaded joint, wherein threads are arranged on two sides of the outer surface of the threaded joint, a nut is arranged at one end of the threaded joint through the threads, a flat shoulder joint is arranged at the threaded joint through the nut, and a pipe is welded at one end of the flat shoulder joint.
As a preferable technical solution of the present invention, a sealing gasket is disposed between the threaded joint and the flat shoulder joint, and the sealing gasket is located inside the nut.
As a preferable technical scheme of the present invention, a circular groove is formed on one side of an outer surface of the flat shoulder joint, an insulating sleeve is sleeved on the outer surface of the flat shoulder joint, the insulating sleeve is located inside the circular groove, and the nut is located outside the insulating sleeve.
As a preferable technical scheme of the utility model, one side and one end of the outer surface of the flat-shoulder joint and the inner surface of the circular groove are both sprayed with insulating coatings.
As a preferable technical scheme of the utility model, the outer surface of the insulating sleeve is sequentially sleeved with a metal gasket and an insulating gasket from left to right, and the metal gasket and the insulating gasket are both positioned on one side of the inside of the nut.
The utility model has the beneficial effects that:
according to the utility model, the end part between the flat-shoulder joint and the threaded joint can be sealed through the arranged sealing gasket, and the inner end surface of the nut is sealed and insulated through the arranged metal gasket and the arranged insulating gasket, so that the insulation is carried out on the radial direction and the end surface, further the sealing and the insulation between the threaded joint and the flat-shoulder joint are ensured, the corrosion resistance of the pipe joint is realized, the service life of the pipe joint is prolonged, the electrode reaction between two pipelines can be effectively prevented through the arranged insulating sleeve and the insulating coating, and the service life of the pipe joint is further prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a front view of an insulation structure for a marine anti-corrosive pipeline joint according to the present invention;
FIG. 2 is a cross-sectional view of an insulation structure for a marine anti-corrosive pipeline joint according to the present invention;
FIG. 3 is a schematic view of a partial structure of a flat shoulder joint of the marine joint insulation structure for an anti-corrosive pipeline of the present invention;
FIG. 4 is an enlarged schematic view of the insulation structure of the marine joint for pipeline with electrical corrosion resistance at A in FIG. 2;
in the figure: 1. a threaded joint; 2. a nut; 3. a flat shoulder joint; 4. an insulating sleeve; 5. a metal washer; 6. an insulating spacer; 7. sealing gaskets; 8. a tube; 9. a circular groove; 10. and (4) insulating coating.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a marine anti-corrosion pipeline connects insulation system technical scheme, includes threaded joint 1, and the both sides of threaded joint 1's surface all are provided with the screw thread, and threaded joint 1's one end is installed nut 2 through the screw thread, and threaded joint 1 installs flat shoulder through nut 2 and connects 3, and the one end welding of flat shoulder connects 3 has pipe 8, can pass through threaded connection with threaded joint 1's the other end and other pipes, constitutes boats and ships pipe system.
A sealing gasket 7 is arranged between the screwed joint 1 and the flat-shoulder joint 3, the sealing gasket 7 is positioned in the nut 2, and the end part between the flat-shoulder joint 3 and the screwed joint 1 can be sealed through the arranged sealing gasket 7.
One side and one end of the outer surface of the flat shoulder joint 3 and the inner surface of the circular groove 9 are both coated with insulating coatings 10, and the insulating coatings 10 can effectively avoid electrode reaction between the two pipelines.
The outer surface of insulating sleeve 4 is equipped with metal packing ring 5 and insulating washer 6 by left-to-right cover in proper order, and metal packing ring 5 and insulating washer 6 all are located the inside one side of nut 2, and metal packing ring 5 and insulating washer 6 through setting up form sealed and insulating at the interior terminal surface of nut 2 to insulating all radially with the terminal surface, and then guaranteed sealed and insulating between threaded joint 1 and the flat shoulder joint 3, realized the anticorrosive of coupling, prolonged the life of coupling.
The working principle is as follows: before the marine anti-corrosion pipeline joint insulation structure is used, the safety of each structure of the marine anti-corrosion pipeline joint insulation structure is checked, when the marine anti-corrosion pipeline joint insulation structure is used, firstly, the nut 2 is sleeved on the outer side of the flat shoulder joint 3, the pipe 8 is welded with the flat shoulder joint 3, then, the nut 2 is connected with one end of the threaded joint 1, and finally, the other end of the threaded joint 1 is connected with other pipes through threads, so that a marine pipe system can be formed.
According to the utility model, the end part between the flat shoulder joint 3 and the threaded joint 1 can be sealed through the arranged sealing gasket 7, and the inner end surface of the nut 2 is sealed and insulated through the arranged metal gasket 5 and the arranged insulating gasket 6, so that the radial direction and the end surface are insulated, further the sealing and the insulation between the threaded joint 1 and the flat shoulder joint 3 are ensured, the corrosion resistance of the pipe joint is realized, the service life of the pipe joint is prolonged, and the electrode reaction between the two pipelines can be effectively prevented through the arranged insulating sleeve 4 and the insulating coating 10, so that the service life of the pipe joint is further prolonged.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those 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.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, 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 by those skilled in the art according to specific situations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a marine anti-corrosion pipeline connects insulation system, includes screwed joint (1), its characterized in that, the both sides of the surface of screwed joint (1) all are provided with the screw thread, nut (2) are installed through the screw thread to the one end of screwed joint (1), screwed joint (1) passes through flat shoulder joint (3) are installed to nut (2), the one end welding of flat shoulder joint (3) has pipe (8).
2. The marine anti-corrosion pipeline joint insulation structure according to claim 1, wherein a sealing gasket (7) is arranged between the threaded joint (1) and the flat shoulder joint (3), and the sealing gasket (7) is located inside the nut (2).
3. The marine anti-corrosion pipeline joint insulation structure according to claim 1, wherein a circular groove (9) is formed in one side of the outer surface of the flat-shoulder joint (3), an insulation sleeve (4) is sleeved on the outer surface of the flat-shoulder joint (3), the insulation sleeve (4) is located inside the circular groove (9), and the nut (2) is located on the outer side of the insulation sleeve (4).
4. The marine anti-corrosion pipeline joint insulation structure according to claim 3, wherein one side and one end of the outer surface of the flat shoulder joint (3) and the inner surface of the circular groove (9) are sprayed with an insulation coating (10).
5. The marine anti-corrosion pipeline joint insulation structure according to claim 3, wherein a metal washer (5) and an insulation gasket (6) are sequentially sleeved on the outer surface of the insulation sleeve (4) from left to right, and the metal washer (5) and the insulation gasket (6) are both positioned on one side inside the nut (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220339340.7U CN216867785U (en) | 2022-02-18 | 2022-02-18 | Marine anti-corrosion pipeline joint insulation structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220339340.7U CN216867785U (en) | 2022-02-18 | 2022-02-18 | Marine anti-corrosion pipeline joint insulation structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216867785U true CN216867785U (en) | 2022-07-01 |
Family
ID=82154948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202220339340.7U Active CN216867785U (en) | 2022-02-18 | 2022-02-18 | Marine anti-corrosion pipeline joint insulation structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN216867785U (en) |
-
2022
- 2022-02-18 CN CN202220339340.7U patent/CN216867785U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107178680A (en) | A kind of pipeline anticorrosion device and pipe-line system | |
US20130186503A1 (en) | Corrosion mitigation system and method | |
CN216867785U (en) | Marine anti-corrosion pipeline joint insulation structure | |
CN211040022U (en) | Flange insulation assembly with fault alarm function | |
CN201066011Y (en) | Teflon liner container and branch joint sealing connection structure | |
CN105605329A (en) | Flange connecting cabin penetration pipe fitting | |
CN2656433Y (en) | Seawater pipeline sacrifice anode protective device | |
CN209397271U (en) | A kind of fixed device of novel impressed current anode | |
CN210272025U (en) | Corrosion-resistant high-voltage direct-current sleeve | |
CN207080751U (en) | A kind of pipeline anticorrosion device and pipe-line system | |
CN112032415A (en) | Marine flange type cabin penetrating pipe fitting | |
CN109737271A (en) | A kind of flexible anode mounting structure for pipeline internal corrosion | |
CN219282674U (en) | Marine electric insulation connecting assembly for preventing seawater electrochemical corrosion | |
CN109338376A (en) | A kind of fixed device of novel impressed current anode | |
CN215571300U (en) | Electric heating pipe assembly, inner container and electric water heater | |
CN215410643U (en) | Screw thread screwing insulation joint | |
CN215626969U (en) | Antifouling anticorrosive electrode | |
CN216389864U (en) | Sealing device for butt joint of cable ends | |
CN218543517U (en) | GRE pipe is used for ship ballast system | |
CN216976088U (en) | Stainless steel corrugated hose with high air tightness for connecting gas appliances | |
CN216344476U (en) | Metal-contact-free gas pipe connector | |
CN217762518U (en) | Fire-resistant anticorrosive insulating flange | |
CN215721598U (en) | PE pipe connection structure | |
CN219734592U (en) | Stainless steel elbow with good sealing effect | |
CN214275331U (en) | Titanium alloy gas cylinder installation pipeline electric insulation screwed joint based on platform under water |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |