CN215908594U

CN215908594U - Nano thermal insulation coating thermal insulation pipe

Info

Publication number: CN215908594U
Application number: CN202122440463.8U
Authority: CN
Inventors: 李准; 李华; 李麟
Original assignee: Zhundong Economic And Technological Development Division Of Bazhou Runlin Energy Saving Technology Co ltd
Current assignee: Zhundong Economic And Technological Development Division Of Bazhou Runlin Energy Saving Technology Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-02-25
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a nano heat-insulating coating heat-insulating pipe which comprises a connecting pipe, wherein a first annular bulge is arranged in the middle of the outer side surface of the connecting pipe, external threads are arranged on the outer side surface of the connecting pipe and positioned on the left side and the right side of the first annular bulge, the external threads on the left side and the right side are in threaded connection with heat-insulating pipes, a sealing sleeve is arranged outside one end of each of the two heat-insulating pipes, a pipe hoop assembly is arranged outside the sealing sleeve, and the connecting pipe and the heat-insulating pipes sequentially comprise an inner anticorrosive layer, an inner pipe body, an outer pipe body and an outer anticorrosive layer from inside to outside. The two heat preservation pipes are connected with the connecting pipe by threads, so that the connection is stable, the sealing performance is good, the sealing sleeve can further enhance the sealing performance, and the leakage at the connecting part of the connecting pipe and the two heat preservation pipes is prevented; the pipe hoop assembly is sleeved outside the sealing sleeve, so that the sealing sleeve can be clamped and fixed, the two heat-insulating pipes are conveniently connected, and the pipeline laying efficiency is greatly improved.

Description

Nano thermal insulation coating thermal insulation pipe

Technical Field

The utility model relates to the technical field of heat preservation pipes, in particular to a heat preservation pipe with a nanometer heat preservation coating.

Background

The heat-insulating pipe is also called heat-insulating pipeline, and is a pipe for conveying liquid, gas and other media. The pipe is commonly used for heat insulation engineering heat insulation of pipelines in petroleum, chemical engineering, aerospace, hot springs, municipal administration and the like, and the heat insulation pipe is suitable for conveying various media within the range of minus 50 ℃ to 150 ℃, and has wide application range. The heat preservation pipe has the advantages of strong corrosion resistance and waterproof capability, low comprehensive cost, low heat loss, energy conservation, long service life, small occupied area and contribution to environmental protection.

To the insulating tube that uses at present, only to two pipeline threaded connection, can lead to from threaded connection leakage for a long time, it is very inconvenient to use, connects between the insulating tube moreover inconveniently, greatly reduced the efficiency of laying the pipeline.

Therefore, the heat preservation pipe with the nanometer heat preservation coating is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat-insulating pipe with a nano heat-insulating coating, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a nanometer thermal insulation coating thermal insulation pipe comprises a connecting pipe, wherein a first annular bulge is arranged in the middle of the outer side surface of the connecting pipe, external threads are arranged on the outer side surface of the connecting pipe and positioned on the left side and the right side of the first annular bulge, the external threads on the left side and the right side are in threaded connection with thermal insulation pipes, internal threads matched with the external threads are arranged on the inner side surfaces of the two thermal insulation pipes, a sealing sleeve is arranged on the outer part of one end, opposite to the two thermal insulation pipes, of the sealing sleeve, a pipe hoop component is arranged on the outer part of the sealing sleeve, the pipe hoop component comprises a connecting block, one end of a semicircular piece is rotatably connected to the front side and the rear side of the connecting block, through holes are arranged on the left side and the right side of the other end of the two semicircular pieces, bolts are arranged in the through holes on the left side and the right side of the two through holes, nuts are in threaded connection with the two bolts, the connecting pipe and the heat preservation pipe sequentially comprise an inner anticorrosive layer, an inner pipe body, an outer pipe body and an outer anticorrosive layer from inside to outside, a plurality of support columns are uniformly arranged between the inner pipe body and the outer pipe body, a nano heat preservation coating and a polyurethane foam layer are filled between the inner pipe body and the outer pipe body, and the nano heat preservation coating is located on the inner side of the polyurethane foam layer.

Preferably, the connecting block and the two semicircular ring-shaped pieces are rotatably connected through pin shafts.

Preferably, the first annular bulge and the connecting pipe, and the second annular bulge and the heat preservation pipe are formed by integral forming processing.

Preferably, the outer diameter of the first annular bulge is smaller than that of the heat preservation pipe, and the outer diameter of the second annular bulge is larger than that of the sealing sleeve.

Preferably, the sealing sleeve is a waterproof sealing ring, and the pipe hoop assembly is made of stainless steel materials.

Preferably, the joints of the two internal threads and the two external threads are provided with raw material belts, and the raw material belts are reverse raw material belts.

Compared with the prior art, the utility model has the beneficial effects that: the two heat preservation pipes are connected and fixed through the connecting pipe, the two heat preservation pipes are in threaded connection with the connecting pipe, the connection is stable, the sealing performance is good, the raw material belt is wound at the joint, water can be prevented from seeping out of the joint seam of the two heat preservation pipes, the sealing sleeve can further enhance the sealing performance, and the leakage of the joint of the connecting pipe and the two heat preservation pipes is prevented; according to the utility model, the pipe hoop component is sleeved outside the sealing sleeve, and the nut on the bolt is screwed, so that the two semicircular ring-shaped parts can clamp and fix the sealing sleeve conveniently, and the two heat-insulating pipes are connected conveniently, thereby greatly improving the efficiency of laying the pipeline.

Drawings

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

FIG. 2 is a side view of the pipe clamp assembly of the present invention;

FIG. 3 is a side cross-sectional structural view of the insulating tube of the present invention;

fig. 4 is a schematic perspective view of the present invention.

In the figure: 1. a connecting pipe; 2. a first annular projection; 3. a heat preservation pipe; 4. sealing sleeves; 5. a pipe clamp assembly; 51. connecting blocks; 52. a semi-circular ring-shaped member; 53. a through hole; 54. a bolt; 55. a nut; 56. a stop washer; 6. a second annular projection; 7. an inner corrosion resistant layer; 8. an inner tube body; 9. an outer tubular body; 10. an outer corrosion resistant layer; 11. a support pillar; 12. a nano heat-insulating coating; 13. and a polyurethane foam 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.

Referring to fig. 1-4, the present invention provides a technical solution: a nanometer thermal insulation coating thermal insulation pipe comprises a connecting pipe 1, wherein a first annular bulge 2 is arranged in the middle of the outer side surface of the connecting pipe 1, external threads are arranged on the outer side surface of the connecting pipe 1 and positioned on the left side and the right side of the first annular bulge 2, thermal insulation pipes 3 are in threaded connection with the external threads on the left side and the right side, internal threads matched with the external threads are arranged on the inner side surfaces of the two thermal insulation pipes 3, the first annular bulge 2 is used for limiting the two thermal insulation pipes 3, the two thermal insulation pipes 3 are fixedly connected with the connecting pipe 1 through threads, a sealing sleeve 4 is arranged on the outer part of one end, opposite to the two thermal insulation pipes 3, a pipe hoop component 5 is arranged on the outer part of the sealing sleeve 4, the sealing sleeve 4 is fixed on the two adjacent thermal insulation pipes 3 through the pipe hoop component 5, and therefore the leakage of the connecting pipe 1 and the two thermal insulation pipes 3 is prevented, the pipe hoop component 5 comprises a connecting block 51, one end of a semicircular annular piece 52 is rotatably connected to the front side and the rear side of the connecting block 51, through holes 53 are formed in the left side and the right side of the other end of each semicircular annular piece 52, bolts 54 are arranged in the two through holes 53 on the left side and the two through holes 53 on the right side, nuts 55 are in threaded connection with the two bolts 54, stop washers 56 are arranged at the joints of the semicircular annular pieces 52 and the two nuts 55 on the two bolts 54, the sealing sleeve 4 is positioned between the two semicircular annular pieces 52 and is connected with the two semicircular annular pieces 52 through the bolts 54 and the nuts 55 so as to clamp and fix the sealing sleeve 4, the stop washers 56 prevent the nuts 55 from loosening, second annular bulges 6 are arranged on the outer side surface of the left side of the heat preservation pipe 3, on the left side of the pipe hoop component 5, on the outer side surface of the heat preservation pipe 3 and on the right side of the pipe hoop component 5, the two second annular bulges 6 are used for limiting the pipe hoop assembly 5, the connecting pipe 1 and the heat preservation pipe 3 are sequentially composed of an inner anti-corrosion layer 7, an inner pipe body 8, an outer pipe body 9 and an outer anti-corrosion layer 10 from inside to outside, a plurality of supporting columns 11 are uniformly arranged between the inner pipe body 8 and the outer pipe body 9, a nano heat preservation coating 12 and a polyurethane foam plastic layer 13 are filled between the inner pipe body 8 and the outer pipe body 9, the nano heat preservation coating 12 is located on the inner side of the polyurethane foam plastic layer 13, the inner anti-corrosion layer 7 and the outer anti-corrosion layer 10 are used for improving the anti-corrosion capability of the inner pipe body 8 and the outer pipe body 9, the nano heat preservation coating 12 and the polyurethane foam plastic layer 13 are used for improving the heat preservation performance, and the plurality of supporting columns 11 are used for supporting and fixing the inner pipe body 8 and the outer pipe body 9.

Particularly, the connecting block 51 and the two semicircular annular parts 52 are rotatably connected through pin shafts, so that the connection is convenient.

Specifically, the first annular bulge 2 and the connecting pipe 1, and the second annular bulge 6 and the heat preservation pipe 3 are formed by integral molding.

Specifically, the outer diameter of the first annular projection 2 is smaller than that of the insulating tube 3, and the outer diameter of the second annular projection 6 is larger than that of the sealing sleeve 4.

Specifically, the sealing sleeve 4 is a waterproof sealing ring, and the pipe hoop assembly 5 is made of stainless steel materials.

Particularly, two the internal thread all is provided with the unsintered tape with two the junction of external screw thread, and two the unsintered tape is reverse unsintered tape each other, prevents behind the threaded connection that water from oozing from connecting the crack.

The working principle is as follows: in the using process, the sealing sleeve 4 is firstly sleeved on the connecting pipe 1, the thread on the two sides of the connecting pipe 1 is wound with the raw material belt, and the raw material belt plays a role in preventing water from seeping out of a connecting crack; then, the two heat preservation pipes 3 are respectively connected, and the two heat preservation pipes 3 are fixedly connected with the connecting pipe 1 through threads, so that the connection is stable, and the sealing performance is good; at last, the pipe hoop component 5 is sleeved outside the sealing sleeve 4, the nut 55 on the bolt 54 is screwed, so that the two semicircular ring-shaped pieces 52 can clamp and fix the sealing sleeve 4 on the two adjacent heat-insulating pipes 3, the leakage of the joint of the connecting pipe 1 and the two heat-insulating pipes 3 is prevented, and the two second annular bulges 6 can play a role in limiting, so that the pipe hoop component 5 is prevented from moving.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

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 nanometer thermal insulation coating insulating tube, includes connecting pipe (1), its characterized in that: a first annular bulge (2) is arranged in the middle of the outer side face of the connecting pipe (1), the outer side face of the connecting pipe (1) is positioned at the left side and the right side of the first annular bulge (2) and is provided with external threads, the external threads at the left side and the right side are in threaded connection with heat preservation pipes (3), the inner sides of the two heat preservation pipes (3) are provided with internal threads matched with the external threads, a sealing sleeve (4) is arranged outside the opposite end of the two heat preservation pipes (3), a pipe hoop component (5) is arranged outside the sealing sleeve (4), the pipe hoop component (5) comprises a connecting block (51), the front side and the rear side of the connecting block (51) are rotatably connected with one end of a semicircular piece (52), the left side and the right side of the other end of the semicircular piece (52) are provided with through holes (53), and bolts (54) are arranged inside the through holes (53) at the left side and the through holes (53) at the right side, nuts (55) are in threaded connection with the two bolts (54), stop washers (56) are arranged at the joints of the semicircular annular piece (52) and the two nuts (55) on the two bolts (54), second annular bulges (6) are arranged on the outer side surface of the heat-insulating pipe (3) on the left side and the outer side surface of the pipe hoop assembly (5) on the right side and the right side of the pipe hoop assembly (5), the connecting pipe (1) and the heat-insulating pipe (3) are sequentially composed of an inner anticorrosive layer (7), an inner pipe body (8), an outer pipe body (9) and an outer anticorrosive layer (10) from inside to outside, a plurality of supporting columns (11) are uniformly arranged between the inner pipe body (8) and the outer pipe body (9), and a nano heat-insulating coating (12) and a polyurethane foam layer (13) are filled between the inner pipe body (8) and the outer pipe body (9), the nano heat-insulating coating (12) is positioned on the inner side of the polyurethane foam layer (13).

2. The nano-insulation coating insulation pipe according to claim 1, characterized in that: the connecting block (51) and the two semicircular ring-shaped pieces (52) are rotationally connected through pin shafts.

3. The nano-insulation coating insulation pipe according to claim 1, characterized in that: the heat insulation pipe is characterized in that the heat insulation pipe is formed by integrally forming and processing the first annular bulge (2) and the connecting pipe (1) and the second annular bulge (6) and the heat insulation pipe (3).

4. The nano-insulation coating insulation pipe according to claim 1, characterized in that: the outer diameter of the first annular bulge (2) is smaller than that of the heat preservation pipe (3), and the outer diameter of the second annular bulge (6) is larger than that of the sealing sleeve (4).

5. The nano-insulation coating insulation pipe according to claim 1, characterized in that: the sealing sleeve (4) is a waterproof sealing ring, and the pipe hoop component (5) is made of stainless steel materials.

6. The nano-insulation coating insulation pipe according to claim 1, characterized in that: two the internal thread all is provided with the thread seal area with two the junction of external screw thread, and two the thread seal area is the reverse thread seal area each other.