CN214946975U - Pipeline that contains pipeline insulation construction - Google Patents
Pipeline that contains pipeline insulation construction Download PDFInfo
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- CN214946975U CN214946975U CN202120375954.6U CN202120375954U CN214946975U CN 214946975 U CN214946975 U CN 214946975U CN 202120375954 U CN202120375954 U CN 202120375954U CN 214946975 U CN214946975 U CN 214946975U
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Abstract
The utility model provides a pipeline that contains pipeline insulation construction relates to pipeline heat preservation technical field, and this pipeline includes interior sleeve pipe and cover and locates interior sheathed tube outer tube, sets up two-layer insulating tube between interior sleeve pipe and the outer tube, is first insulating tube and second insulating tube respectively, and first insulating tube and second insulating tube are the wet process goods of aluminium silicate. The utility model overcomes adopt polyurethane foam to keep warm among the prior art, perhaps the compound solution of aerogel heat preservation felt and polyurethane high temperature foam keeps warm, leads to the defect that pipeline life is low, has also overcome simultaneously along with the increase of time has the risk of degeneration, has the risk of carbonization under high temperature environment, forms the defect of great difficulty to later maintenance.
Description
Technical Field
The utility model belongs to the technical field of the pipeline insulation technique and specifically relates to a pipeline that contains pipeline insulation construction is related to.
Background
The heat preservation of the pipelines is mainly used for steam heat preservation pipelines and hot water pipelines, the conveying temperature is between 100 ℃ and 500 ℃, and the pressure can be designed according to the bearing pressure of the inner pipelines.
The steel-sheathed-steel heat-insulating pipelines in the market are basically filled with polyurethane foam in the middle or are composite solution of aerogel heat-insulating felt and polyurethane high-temperature foam, and the defects of the methods are that the service life is short, the risk of denaturation is caused along with the increase of time, the risk of carbonization is caused in a high-temperature environment, and the later maintenance is difficult.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a pipeline that contains pipeline insulation construction to steel bushing steel heat preservation pipeline who solves among the prior art adopts middle packing polyurethane foam, perhaps is the form heat preservation of the compound solution of aerogel heat preservation felt and polyurethane high temperature foam, leads to heat preservation pipeline's life to be low, has the risk of degeneration along with the increase of time, has the risk of carbonization under high temperature environment, forms the technical problem of great difficulty to later maintenance.
In order to realize the above-mentioned purpose, the utility model provides a pipeline that contains pipeline insulation construction, locate including interior sleeve pipe and cover interior sheathed tube outer tube, interior sleeve pipe with set up two-layer insulating tube between the outer tube, be first insulating tube and second insulating tube respectively, first insulating tube with the second insulating tube is the wet process goods of aluminium silicate.
According to a preferred embodiment, said first insulating tube and said second insulating tube made of aluminium silicate have a thermal conductivity of 0.164(W/mk) at 500 ℃.
According to a preferred embodiment, a sleeve-shaped adhesive layer is arranged between the first heat-insulating tube and the inner jacket tube.
According to a preferred embodiment, the adhesive layer is provided as a foam glue.
According to a preferred embodiment, a sleeve-shaped heat energy reflecting layer is arranged between the second insulating pipe and the outer sleeve.
According to a preferred embodiment, the thermal energy reflecting layer is provided as an aluminum foil fiberglass cloth.
According to a preferred embodiment, the first holding tube is arranged to be open or telescopic and the second holding tube is arranged to be open or telescopic.
According to a preferred embodiment, when the first heat-preservation pipe and the second heat-preservation pipe are both of an open-close type, the first heat-preservation pipe and the second heat-preservation pipe respectively comprise a first heat-preservation part and a second heat-preservation part, the first heat-preservation part and the second heat-preservation part are both provided with a first plane, a second plane and a semicircular groove, the first plane and the second plane are parallel to each other, the semicircular groove is used for accommodating a pipeline, and the first plane and the second plane are tangent to the groove.
According to a preferred embodiment, the junction of the first plane and the second plane of the first heat-insulating member is offset from the junction of the first plane and the second plane of the second heat-insulating member.
According to a preferred embodiment, the outer walls of the first heat-insulating member and the second heat-insulating member are wound with basalt ropes for tightening the first heat-insulating member and the second heat-insulating member.
The utility model provides a pipeline that contains pipeline insulation construction has following technological effect:
this kind of pipeline compares with traditional pipeline, the same is, all have the heat preservation, the difference is, the utility model discloses a pipeline has two-layer insulating tube, two-layer insulating tube overlaps in proper order and locates between interior sleeve pipe and the outer tube, the insulating tube is the wet process goods of aluminium silicate, its highest use temperature is 1200 ℃, the heat insulating ability can be excellent, adopted polyurethane foam to keep warm among the prior art, or the composite solution heat preservation of aerogel heat preservation felt and polyurethane high temperature foam, lead to the defect that pipeline life is low, the increase that has along with time has the risk of degeneration has also been overcome simultaneously, there is the risk of carbonization under high temperature environment, form the defect of great difficulty to later maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a radial cross-sectional view of an embodiment 1 of a pipe including a pipe insulation;
FIG. 2 is a schematic perspective view of the pipe of FIG. 1 including a pipe insulation;
FIG. 3 is a radial cross-sectional view of embodiment 2 of a pipe including a pipe insulation;
FIG. 4 is a schematic perspective view of the pipe of FIG. 3 including a pipe insulation;
fig. 5 is a perspective view of a first insulating member of the pipe including the pipe insulating structure of fig. 3.
Wherein, fig. 1-5:
1. an inner sleeve; 11. foaming glue;
2. an outer sleeve; 21. an anticorrosive layer;
3. aluminum foil glass fiber cloth;
4. a first heat-insulating tube; 41. a first heat-insulating member; 411. a first plane; 412. a second plane; 413. a groove; 42. a second heat-insulating member;
5. a second insulating tube; 6. a basalt rope.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like 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 should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
As described in the background art, the steel-sheathed-steel insulated pipes used in the prior art are basically filled with polyurethane foam or a composite solution of aerogel insulation felt and polyurethane high-temperature foam, and the methods have the disadvantages of short service life, risk of denaturation along with the increase of time, risk of carbonization in a high-temperature environment and great difficulty in later maintenance.
Based on this, the utility model provides a pipeline, compare with traditional pipeline, the difference is, the utility model discloses a pipeline has two-layer insulating tube, two-layer insulating tube overlaps in proper order and locates between interior sleeve pipe and the outer tube, the insulating tube is the wet process goods of aluminium silicate, its highest use temperature is 1200 ℃, the heat insulating ability can be excellent, adopted polyurethane foam to keep warm among the prior art, perhaps the composite solution of aerogel heat preservation felt and polyurethane high temperature foam keeps warm, lead to the defect that pipeline life is low, the increase that has along with time has the risk of degeneration has also been overcome simultaneously, there is the risk of carbonization under high temperature environment, form the defect of great difficulty to later maintenance.
The technical solution of the present invention will be described in detail with reference to the following specific embodiments.
Example 1:
the pipeline that contains pipeline insulation construction that this embodiment provided, as shown in fig. 1 and fig. 2, including interior sleeve pipe 1 and outer tube 2, interior sleeve pipe 1's size is less than the size of outer tube 2 to the inside of outer tube 2 is located to the cover, sets up two-layer insulating tube between interior sleeve pipe 1 and the outer tube 2, is first insulating tube 4 and second insulating tube 5 respectively, and the size of first insulating tube 4 is less than the size of second insulating tube 5, and first insulating tube 4 and the second insulating tube 5 of first insulating tube 4 are the wet process goods of aluminium silicate.
The first heat-insulating pipe 4 and the second heat-insulating pipe 5 made of the aluminum silicate material have the heat conductivity coefficient of 0.164(W/mk) at 500 ℃, the maximum service temperature of 1200 ℃, the heat-insulating property is excellent, and the heat-insulating pipe can completely replace a polyurethane foam heat-insulating pipe.
The thickness of the heat preservation pipe is generally 40-60mm, and the heat preservation pipe is set to be double-layer according to the heat preservation requirement of the national standard of the heat preservation pipeline exceeding 80 mm.
In addition, interior sleeve pipe 1 and outer tube 2 generally use steel pipe or iron pipe, but do not restrict to steel pipe and iron pipe, as long as can realize carrying the function, all are within the utility model discloses a protection scope, the utility model discloses the contrast is not limited.
Meanwhile, an anti-corrosion layer 21 is further arranged on the outer sleeve 2, and particularly, the anti-corrosion layer is brushed, so that the service life of the pipeline can be prolonged.
Further, be equipped with between first insulating tube 4 and the interior sleeve pipe 1 and be the bonding layer of sleeve pipe form, the bonding layer is preferably foaming glue 11, and foaming glue 11 evenly fills in first insulating tube 4 can with interior sleeve pipe 1 between to make first insulating tube 4 can with the better laminating of interior sleeve pipe 1.
Furthermore, a sleeve-shaped heat energy reflecting layer is arranged between the second heat-insulating pipe 5 and the outer sleeve 2, the heat energy reflecting layer is uniformly distributed between the second heat-insulating pipe 5 and the outer sleeve 2, the heat energy reflecting layer is preferably aluminum foil glass fiber cloth 3, and the aluminum foil glass fiber cloth 3 is wound to increase heat reflection and reduce heat loss.
The first insulating pipe 4 of this embodiment is a sleeve type, and the second insulating pipe 5 is a sleeve type, as shown in fig. 1 and fig. 2, the insulating pipe is produced and finished with heat preservation, and is called a direct-buried insulating pipe, which can have the same service life as the equipment, and does not worry about the heat preservation performance of the insulating pipe.
Example 2:
the pipeline that contains pipeline insulation construction that this embodiment provided, as shown in fig. 3 and fig. 4, including interior sleeve pipe 1 and outer tube 2, interior sleeve pipe 1's size is less than the size of outer tube 2 to the inside of outer tube 2 is located to the cover, sets up two-layer insulating tube between interior sleeve pipe 1 and the outer tube 2, is first insulating tube 4 and second insulating tube 5 respectively, and the size of first insulating tube 4 is less than the size of second insulating tube 5, and first insulating tube 4 and the second insulating tube 5 of first insulating tube 4 are the wet process goods of aluminium silicate.
The first heat-insulating pipe 4 and the second heat-insulating pipe 5 made of the aluminum silicate material have the heat conductivity coefficient of 0.164(W/mk) at 500 ℃, the maximum service temperature of 1200 ℃, the heat-insulating property is excellent, and the heat-insulating pipe can completely replace a polyurethane foam heat-insulating pipe.
The thickness of the heat preservation pipe is generally 40-60mm, and the heat preservation pipe is set to be double-layer according to the heat preservation requirement of the national standard of the heat preservation pipeline exceeding 80 mm.
In addition, interior sleeve pipe 1 and outer tube 2 generally use steel pipe or iron pipe, but do not restrict to steel pipe and iron pipe, as long as can realize carrying the function, all are within the utility model discloses a protection scope, the utility model discloses the contrast is not limited.
Meanwhile, an anti-corrosion layer 21 is further arranged on the outer sleeve 2, and particularly, the anti-corrosion layer is brushed, so that the service life of the pipeline can be prolonged.
Further, be equipped with between first insulating tube 4 and the interior sleeve pipe 1 and be the bonding layer of sleeve pipe form, the bonding layer is preferably foaming glue 11, and foaming glue 11 evenly fills in first insulating tube 4 can with interior sleeve pipe 1 between to make first insulating tube 4 can with the better laminating of interior sleeve pipe 1.
Furthermore, a sleeve-shaped heat energy reflecting layer is arranged between the second heat-insulating pipe 5 and the outer sleeve 2, the heat energy reflecting layer is uniformly distributed between the second heat-insulating pipe 5 and the outer sleeve 2, the heat energy reflecting layer is preferably aluminum foil glass fiber cloth 3, and the aluminum foil glass fiber cloth 3 is wound to increase heat reflection and reduce heat loss.
In the embodiment, the first insulating pipe 4 is of an open-close type, the second insulating pipe 5 is also of an open-close type, and the first insulating pipe 4 and the second insulating pipe 5 are identical in shape and size, as shown in fig. 3, 4 and 5, the original insulation is damaged, and the first insulating pipe 4 and the second insulating pipe 5 can be used for insulation again, namely, the polyurethane foam insulating pipe is completely replaced at the later stage.
The concrete structure is as follows: the heat-insulating device comprises a first heat-insulating part 41 and a second heat-insulating part 42, as shown in fig. 3, 4 and 5, the first heat-insulating part 41 and the second heat-insulating part 42 are respectively provided with a first plane 411 and a second plane 412 which are parallel to each other, a semicircular groove 413 for accommodating a pipeline is arranged between the first plane 411 and the second plane 412, and the first plane 411 and the second plane 412 are respectively tangent to the groove 413.
The junction of the first plane 411 and the second plane 412 of the first insulating member 41 is offset from the junction of the first plane 411 and the second plane 412 of the second insulating member 42, as shown in fig. 3 and 4.
The first plane 411 of the first heat preservation member 41 is contacted with the first plane 411 of the second heat preservation member 42, the first plane 411 of the second heat preservation member 42 is contacted with the second plane 412 of the second heat preservation member 42, the semicircular groove 413 forms a complete circular cavity, and in order to fix the first heat preservation member 41 and the second heat preservation member 42, the basalt rope 6 is wound on the outer walls of the first heat preservation member 41 and the second heat preservation member 42 and is used for tightly binding the first heat preservation member 41 and the second heat preservation member 42, and the basalt rope 6 can resist high temperature and has small heat transfer.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a pipeline that contains pipeline insulation construction, locates including interior sleeve pipe and cover interior sheathed tube outer tube, its characterized in that, interior sleeve pipe with set up two-layer insulating tube between the outer tube, be first insulating tube and second insulating tube respectively, first insulating tube with the second insulating tube is the wet process goods of aluminium silicate.
2. The pipe having the pipe insulating structure according to claim 1, wherein the first insulating pipe and the second insulating pipe made of aluminum silicate have a thermal conductivity of 0.164(W/mk) at 500 ℃.
3. The pipeline with the pipeline thermal insulation structure as claimed in claim 1, wherein a sleeve-shaped bonding layer is arranged between the first thermal insulation pipe and the inner sleeve.
4. A pipeline incorporating the pipeline insulation structure as claimed in claim 3, wherein the bonding layer is provided as a foamed adhesive.
5. The pipeline with the pipeline thermal insulation structure as claimed in claim 1, wherein a sleeve-shaped heat energy reflecting layer is provided between the second thermal insulation pipe and the outer sleeve.
6. The pipe-containing insulation structure of claim 5, wherein the heat reflecting layer is made of aluminum foil fiberglass cloth.
7. The piping having a piping insulation structure according to any one of claims 1 to 6, wherein said first insulation pipe is provided in an open type or a telescopic type, and said second insulation pipe is provided in an open type or a telescopic type.
8. The pipeline with the pipeline thermal insulation structure as claimed in claim 7, wherein the first thermal insulation pipe and the second thermal insulation pipe are both of an open type and a close type, and each of the first thermal insulation pipe and the second thermal insulation pipe comprises a first plane, a second plane and a semicircular groove, wherein the first plane and the second plane are parallel to each other, the semicircular groove is used for accommodating the pipeline, and the first plane and the second plane are tangent to the groove.
9. The piping comprising a piping insulation structure according to claim 8, wherein a junction of said first plane and said second plane of said first insulation member is offset from a junction of said first plane and said second plane of said second insulation member.
10. The pipeline with the pipeline insulation structure according to claim 8, wherein basalt ropes for fastening the first insulation member and the second insulation member are wound on outer walls of the first insulation member and the second insulation member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120375954.6U CN214946975U (en) | 2021-02-18 | 2021-02-18 | Pipeline that contains pipeline insulation construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120375954.6U CN214946975U (en) | 2021-02-18 | 2021-02-18 | Pipeline that contains pipeline insulation construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214946975U true CN214946975U (en) | 2021-11-30 |
Family
ID=79098007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120375954.6U Active CN214946975U (en) | 2021-02-18 | 2021-02-18 | Pipeline that contains pipeline insulation construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214946975U (en) |
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2021
- 2021-02-18 CN CN202120375954.6U patent/CN214946975U/en active Active
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