CN208348801U - A kind of prefabricated direct-buried thermal insulation pipe that structural strength is high - Google Patents
A kind of prefabricated direct-buried thermal insulation pipe that structural strength is high Download PDFInfo
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- CN208348801U CN208348801U CN201820936800.8U CN201820936800U CN208348801U CN 208348801 U CN208348801 U CN 208348801U CN 201820936800 U CN201820936800 U CN 201820936800U CN 208348801 U CN208348801 U CN 208348801U
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- tube
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- resistant coating
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- erosion resistant
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Abstract
The utility model discloses a kind of prefabricated direct-buried thermal insulation pipes that structural strength is high, including iron pipe, the outside of the iron pipe, which is glued, erosion resistant coating, it is glued the rubber tube for having annular spread in the outside of erosion resistant coating, and the distance between adjacent rubber tube is equal, and side of the rubber tube far from erosion resistant coating is in contact with the inner wall of elastic tube, and the outer wall of elastic tube is in contact with the inner wall of support tube, insulating layer is coated on the outside of support tube, and reflecting layer is socketed on the outside of insulating layer, the outside in reflecting layer, which is glued, glass layer, protective layer is socketed on the outside of glass layer, and protective layer and glass layer are glued connection, elastic tube and support tube match, certain supporting role can be played in iron pipe expanded by heating, and the section of elastic tube is undaform annulus, elastic tube has many places to be in contact with iron pipe, it can prevent iron pipe from bursting , the buffer function that rubber tube can further play iron pipe improves the integral strength of device.
Description
Technical field
The utility model relates to insulating tube technical field more particularly to a kind of prefabricated direct-buried thermal insulation pipes that structural strength is high.
Background technique
Prefabricated direct-buried thermal insulation pipe is widely used in the transmission pipeline network of liquid, gas, chemical pipeline heat insulating work petroleum, chemical industry,
Central heating network, ventilating duct of central air conditioner, municipal works etc., high temperature prefabricated direct-buried thermal insulation pipe are a kind of good heat insulatings,
Add safe and reliable, the low direct-burried of project cost is heat preservation pipe prefabricated, 130 DEG C of -600 DEG C of height in effective solution big city central heating
Heat preservation, the sliding of the defeated hot prefabricated direct-buried thermal insulation pipe of temperature lubricate and the waterproof problem of exposed pipe end, existing prefabricated direct-buried heat preservation
Pipe solves only the problem of heat preservation conveying of pipeline, there is a problem that structure is not firm enough.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of structural strength proposed is high
Prefabricated direct-buried thermal insulation pipe.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of prefabricated direct-buried thermal insulation pipe that structural strength is high, including iron pipe, the outside of the iron pipe, which is glued, erosion resistant coating, prevents
The rubber tube for having annular spread is glued in the outside of rotten layer, and the distance between adjacent rubber tube is equal, and rubber tube is separate
The side of erosion resistant coating is in contact with the inner wall of elastic tube, and the outer wall of elastic tube is in contact with the inner wall of support tube, support tube
Outside is coated with insulating layer, and reflecting layer is socketed on the outside of insulating layer, and the outside in reflecting layer, which is glued, glass layer, glass
Protective layer is socketed on the outside of fibrous layer, and protective layer and glass layer are glued connection.
Preferably, the material of the elastic tube is stainless steel, and the section of elastic tube is undaform annulus, and elastic tube is interior
Wall is in contact with erosion resistant coating, and rubber tube is between elastic tube and erosion resistant coating.
Preferably, the gap between the support tube and erosion resistant coating is filled with froth bed.
Preferably, the material of the support tube is metallic iron, and the material of protective layer is metallic iron.
Preferably, the erosion resistant coating is anticorrosive paint, and insulating layer is sponge or cotton, and the material in reflecting layer is aluminium foil.
The beneficial effects of the utility model are:
1, elastic tube and support tube match, and certain supporting role, and elasticity can be played in iron pipe expanded by heating
The section of pipe is undaform annulus, and elastic tube has many places to be in contact, can prevent iron pipe from bursting with iron pipe, and rubber tube can be into one
The buffer function of step played to iron pipe, improves the integral strength of device.
2, froth bed, insulating layer and reflecting layer can effectively ensure that the heat insulation effect of device, enable a device to just
It is often used, erosion resistant coating enables to iron pipe not perishable, extends the service life of device.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of high prefabricated direct-buried thermal insulation pipe of structural strength cross-sectional view；
Fig. 2 be the utility model proposes a kind of high prefabricated direct-buried thermal insulation pipe of structural strength main view.
In figure: 1 iron pipe, 2 erosion resistant coatings, 3 rubber tubes, 4 elastic tubes, 5 froth beds, 6 support tubes, 7 insulating layers, 8 reflecting layer, 9
Glass layer, 10 protective layers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of prefabricated direct-buried thermal insulation pipe that structural strength is high, including iron pipe 1, the outside glue of the iron pipe 1
It is connected to erosion resistant coating 2, the rubber tube 3 for having annular spread, and the distance between adjacent rubber tube 3 phase are glued in the outside of erosion resistant coating 2
Deng, and side of the rubber tube 3 far from erosion resistant coating 2 is in contact with the inner wall of elastic tube 4, and the outer wall of elastic tube 4 and support tube 6
Inner wall be in contact, the outside of support tube 6 is coated with insulating layer 7, and the outside of insulating layer 7 is socketed with reflecting layer 8, reflecting layer 8
Outside be glued have glass layer 9, the outside of glass layer 9 is socketed with protective layer 10, and protective layer 10 and glass fibre
Layer 9 is glued connection, and the material of elastic tube 4 is stainless steel, and the section of elastic tube 4 is undaform annulus, and the inner wall of elastic tube 4 with
Erosion resistant coating 2 is in contact, and rubber tube 3 between elastic tube 4 and erosion resistant coating 2, fill out by the gap between support tube 6 and erosion resistant coating 2
Filled with froth bed 5, the material of support tube 6 is metallic iron, and the material of protective layer 10 is metallic iron, and erosion resistant coating 2 is anticorrosive paint, is protected
Warm layer 7 is sponge or cotton, and the material in reflecting layer 8 is aluminium foil.
In the present embodiment, elastic tube 4 and support tube 6 are matched, and can play certain support in 1 expanded by heating of iron pipe
Effect, and the section of elastic tube 4 is undaform annulus, elastic tube 4 has many places to be in contact with iron pipe 1, can prevent iron pipe 1 from supportting
Broken, the buffer function that rubber tube 3 can further play iron pipe 1 improves the integral strength of device, froth bed 5, insulating layer
7 and reflecting layer 8 can effectively ensure that the heat insulation effect of device, enable a device to normal use, erosion resistant coating 2 enables to
Iron pipe 1 is not perishable, extends the service life of device.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of prefabricated direct-buried thermal insulation pipe that structural strength is high, including iron pipe (1), which is characterized in that the outside of the iron pipe (1)
Splicing has erosion resistant coating (2), and the rubber tube (3) for having annular spread is glued in the outside of erosion resistant coating (2), and adjacent rubber tube (3) it
Between be equidistant, and rubber tube (3) is in contact far from the side of erosion resistant coating (2) with the inner wall of elastic tube (4), and elastic tube
(4) outer wall is in contact with the inner wall of support tube (6), is coated on the outside of support tube (6) insulating layer (7), and insulating layer (7)
Outside is socketed with reflecting layer (8), and the outside of reflecting layer (8), which is glued, to be had glass layer (9), the outer sheath of glass layer (9)
It is connected to protective layer (10), and connection is glued in protective layer (10) and glass layer (9).
2. a kind of high prefabricated direct-buried thermal insulation pipe of structural strength according to claim 1, which is characterized in that the elastic tube
(4) material is stainless steel, and the section of elastic tube (4) is undaform annulus, and the inner wall of elastic tube (4) and erosion resistant coating (2) phase
Contact, rubber tube (3) are located between elastic tube (4) and erosion resistant coating (2).
3. a kind of high prefabricated direct-buried thermal insulation pipe of structural strength according to claim 1, which is characterized in that the support tube
(6) gap between erosion resistant coating (2) is filled with froth bed (5).
4. a kind of high prefabricated direct-buried thermal insulation pipe of structural strength according to claim 1, which is characterized in that the support tube
(6) material is metallic iron, and the material of protective layer (10) is metallic iron.
5. a kind of high prefabricated direct-buried thermal insulation pipe of structural strength according to claim 1, which is characterized in that the erosion resistant coating
It (2) is anticorrosive paint, insulating layer (7) is sponge or cotton, and the material of reflecting layer (8) is aluminium foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820936800.8U CN208348801U (en) | 2018-06-15 | 2018-06-15 | A kind of prefabricated direct-buried thermal insulation pipe that structural strength is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820936800.8U CN208348801U (en) | 2018-06-15 | 2018-06-15 | A kind of prefabricated direct-buried thermal insulation pipe that structural strength is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348801U true CN208348801U (en) | 2019-01-08 |
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ID=64883622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820936800.8U Active CN208348801U (en) | 2018-06-15 | 2018-06-15 | A kind of prefabricated direct-buried thermal insulation pipe that structural strength is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375123A (en) * | 2019-07-24 | 2019-10-25 | 西北工业大学 | A kind of overstable self-heating pipe conveying fluid |
-
2018
- 2018-06-15 CN CN201820936800.8U patent/CN208348801U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375123A (en) * | 2019-07-24 | 2019-10-25 | 西北工业大学 | A kind of overstable self-heating pipe conveying fluid |
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