CN212056364U - Heat-insulation type anti-corrosion pipeline - Google Patents
Heat-insulation type anti-corrosion pipeline Download PDFInfo
- Publication number
- CN212056364U CN212056364U CN202020793790.4U CN202020793790U CN212056364U CN 212056364 U CN212056364 U CN 212056364U CN 202020793790 U CN202020793790 U CN 202020793790U CN 212056364 U CN212056364 U CN 212056364U
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- Prior art keywords
- heat
- layer
- insulating
- noise reduction
- insulation
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- 238000009413 insulation Methods 0.000 title claims abstract description 40
- 238000005260 corrosion Methods 0.000 title claims abstract description 13
- 239000010410 layer Substances 0.000 claims abstract description 74
- 238000004321 preservation Methods 0.000 claims abstract description 27
- 229920000742 Cotton Polymers 0.000 claims abstract description 25
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004073 vulcanization Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a thermal-insulated type anticorrosive pipeline keeps warm belongs to anticorrosive pipeline technical field. The heat-insulation type anti-corrosion pipeline comprises an inner pipe and an outer pipe which are coaxially arranged, a heat-insulation layer is arranged between the inner pipe and the outer pipe, a noise reduction layer is arranged between the heat-insulation layer and the outer pipe, an protective layer is arranged between the noise reduction layer and the outer pipe, and a reflecting layer is arranged between the heat-insulation layer and the inner pipe. The heat preservation includes heat insulation layer and heat preservation cotton, and the inside of heat insulation layer is provided with the enclosure space, and the enclosure space intussuseption is filled with the heat preservation cotton. The noise reduction layer at least comprises two arc-shaped noise reduction plates, and a plurality of circular sound absorption holes are uniformly formed in the noise reduction plates. The utility model adopts the above structure the thermal-insulated type anticorrosive pipeline that keeps warm, it is rotten, influence pipeline life easily to absorb moisture, the big problem of noise to solve current anticorrosive pipeline heat preservation.
Description
Technical Field
The utility model belongs to the technical field of the anticorrosive pipeline technique and specifically relates to a heat preservation and insulation type anticorrosive pipeline is related to.
Background
The steam heat-insulating pipe is suitable for conveying various media within the temperature range of-50 ℃ to 150 ℃, and is widely applied to heat-insulating and cold-insulating projects of central heating, cold supply and hot oil conveying and industries such as a heating room, a refrigeration house, a coal mine, petroleum, chemical engineering and the like. The steam insulating tube generally comprises an inner tube, an insulating layer and a protective layer, the insulating layer is only provided with one insulating layer, the insulating layer generally adopts glass fiber cotton or rock wool as an insulating material, the glass fiber cotton is poor in wear resistance and relatively fragile, the glass fiber cotton deforms and deteriorates when meeting water, so that the insulating effect is poor, the steam insulating tube is difficult to guarantee to obtain strict sealing in the laying process, the insulating layer is easy to absorb moisture and deteriorate in the using process, and the service life of the insulating tube is influenced. And fluid is transported in the steam heat-insulating pipe, the flowing sound of the fluid is larger, the heat-insulating pipe has no effective noise reduction structure, and the noise is larger.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thermal-insulated type anticorrosive pipeline keeps warm solves current anticorrosive pipeline heat preservation and easily absorbs moisture rotten, influences pipeline life, the big problem of noise.
In order to achieve the purpose, the utility model provides a heat-preservation and heat-insulation type anti-corrosion pipeline, which comprises an inner pipe and an outer pipe which are coaxially arranged, wherein a heat preservation layer is arranged between the inner pipe and the outer pipe, a noise reduction layer is arranged between the heat preservation layer and the outer pipe, a protective layer is arranged between the noise reduction layer and the outer pipe, and a reflecting layer is arranged between the heat preservation layer and the inner pipe;
the heat insulation layer comprises a heat insulation layer and heat insulation cotton, a closed space is arranged inside the heat insulation layer, and the heat insulation cotton is filled in the closed space;
the noise reduction layer at least comprises two arc-shaped noise reduction plates, and a plurality of circular sound absorption holes are uniformly formed in the noise reduction plates.
Preferably, the inner pipe and the outer pipe are both steel pipes, and the inner surface of the inner pipe and the outer surface of the outer pipe are both sprayed with anticorrosive paint.
Preferably, the reflecting layer is an aluminum foil, the heat insulating layer is rigid foam plastic, and the heat insulating cotton is glass fiber cotton.
Preferably, the noise reduction layer comprises two semicircular noise reduction plates, and the sound absorption holes are distributed on the noise reduction plates in a staggered mode.
Preferably, the protective layer is a polyurethane rubber layer, and the protective layer is fixedly coated outside the noise reduction layer through a vulcanization process.
Preferably, a convex first lap joint table is arranged on the outer surface of one end of the heat insulating layer, and a second lap joint table matched with the first lap joint table is arranged on the inner surface of the other end of the heat insulating layer.
A thermal-insulated type anticorrosive pipeline keeps warm, set up the heat preservation cotton in the inside of heat insulation layer, keep warm the cotton and be located the confined space, not with external air direct contact, be favorable to improving the cotton life and the heat preservation effect that keep warm. The outside cover of heat preservation is equipped with and falls the layer of making an uproar, is favorable to reducing the noise of pipeline.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic cross-sectional view of an embodiment of a heat-insulating anti-corrosion pipeline according to the present invention;
FIG. 2 is a schematic view of a longitudinal cross-sectional structure of an embodiment of a heat-insulating anti-corrosion pipeline of the present invention;
fig. 3 is the utility model relates to a heat preservation layer structure schematic diagram of heat preservation and insulation type anticorrosive pipeline embodiment.
Reference numerals
1. An outer tube; 2. a protective layer; 3. a noise reduction layer; 4. a sound absorption hole; 5. a heat insulating layer; 6. heat preservation cotton; 7. a reflective layer; 8. an inner tube; 9. a first lapping table; 10. and a second lapping table.
Detailed Description
Examples
Fig. 1 is the utility model relates to a cross section structure schematic diagram of thermal-insulated type anticorrosive pipeline embodiment keeps warm, fig. 2 is the utility model relates to a longitudinal section structure schematic diagram of thermal-insulated type anticorrosive pipeline embodiment keeps warm, fig. 3 is the utility model relates to a heat preservation structure schematic diagram of thermal-insulated type anticorrosive pipeline embodiment keeps warm. As shown in the figure, the heat-preservation and heat-insulation type anti-corrosion pipeline comprises an inner pipe 8 and an outer pipe 1 which are coaxially arranged, wherein the inner pipe 8 and the outer pipe 1 are steel pipes. Stainless steel pipe or carbon steel pipe can be chooseed for use to inner tube 8 and outer tube 1, all sprays anticorrosive paint on the internal surface of inner tube 8 and the surface of outer tube 1 when chooseing for use the carbon steel pipe, improves the corrosion resistance of inner tube 8 and outer tube 1.
A heat-insulating layer is arranged between the inner pipe 8 and the outer pipe 1, and a reflecting layer 7 is arranged between the heat-insulating layer and the inner pipe 8. The reflecting layer 7 is an aluminum foil which can reflect the heat part emitted by the inner pipe 8 back, and the heat preservation effect of the pipeline is improved. Be provided with between heat preservation and the outer tube 1 and fall the layer of making an uproar 3, fall the layer of making an uproar 3 and include two curved boards of making an uproar at least, fall the even circular shape sound hole 4 of inhaling of a plurality of that is provided with on the board of making an uproar. The layer 3 of making an uproar falls in this embodiment includes two semicircular boards of making an uproar, falls the board of making an uproar and to joining into the cylindrical layer 3 of making an uproar that falls, and the semicircular board of making an uproar directly the lock joint outside at the heat preservation can, conveniently fall the installation of the board of making an uproar. The sound absorbing holes 4 are distributed on the noise reduction plate in a staggered mode, and the purpose of sound insulation and noise reduction of the pipeline is achieved by utilizing the principle of noise reduction of small holes. Be provided with inoxidizing coating 2 between layer 3 and the outer tube 1 of making an uproar falls, inoxidizing coating 2 is the polyurethane rubber layer, and inoxidizing coating 2 is fixed the cladding in the outside of layer 3 of making an uproar falls through vulcanization technology. The polyurethane rubber layer has better wearability and syllable-dividing effect, can improve the syllable-dividing effect of pipeline on the one hand, and on the other hand has fixed effect to falling the noise board.
The heat preservation includes heat insulation layer 5 and heat preservation cotton 6, and the inside of heat insulation layer 5 is provided with the enclosure space, and the enclosure space intussuseption is filled with heat preservation cotton 6. The heat insulating layer 5 is made of rigid foam plastic, and the heat insulating cotton 6 is made of glass fiber cotton. The heat insulation cotton 6 is located in the heat insulation layer 5 and is not directly exposed outside, so that the heat insulation cotton 6 is prevented from being directly contacted with the outside air, the aging of the heat insulation cotton 6 is delayed, and the service life of the heat insulation cotton 6 is prolonged.
The outer surface of one end of the heat insulation layer 5 is provided with a convex first lap joint table 9, and the inner surface of the other end of the heat insulation layer 5 is provided with a second lap joint table 10 matched with the first lap joint table 9. According to the length of the inner pipe 8, a plurality of heat insulation layers 5 can be arranged on the outer surface of the inner pipe 8, and the adjacent heat insulation layers 5 are connected through a first lap joint station 9 and a second lap joint station 10.
Therefore, the utility model adopts the above structure the thermal-insulated type anticorrosive pipeline of heat preservation, solve current anticorrosive pipeline heat preservation easily to inhale the damp rotten, influence pipeline life, the big problem of noise.
The above are specific embodiments of the present invention, but the scope of protection of the present invention should not be limited thereto. Any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention, and therefore, the protection scope of the present invention is subject to the protection scope defined by the claims.
Claims (6)
1. The utility model provides a heat preservation and insulation type anticorrosion pipeline which characterized in that: the heat-insulation and noise-reduction composite pipe comprises an inner pipe and an outer pipe which are coaxially arranged, wherein a heat-insulation layer is arranged between the inner pipe and the outer pipe, a noise-reduction layer is arranged between the heat-insulation layer and the outer pipe, a protective layer is arranged between the noise-reduction layer and the outer pipe, and a reflecting layer is arranged between the heat-insulation layer and the inner pipe;
the heat insulation layer comprises a heat insulation layer and heat insulation cotton, a closed space is arranged inside the heat insulation layer, and the heat insulation cotton is filled in the closed space;
the noise reduction layer at least comprises two arc-shaped noise reduction plates, and a plurality of circular sound absorption holes are uniformly formed in the noise reduction plates.
2. The heat-insulating and heat-insulating type anti-corrosion pipeline as claimed in claim 1, wherein: the inner pipe and the outer pipe are both steel pipes, and anticorrosive paint is sprayed on the inner surface of the inner pipe and the outer surface of the outer pipe.
3. The heat-insulating and heat-insulating type anti-corrosion pipeline as claimed in claim 1, wherein: the reflecting layer is an aluminum foil, the heat insulating layer is rigid foam plastic, and the heat insulating cotton is glass fiber cotton.
4. The heat-insulating and heat-insulating type anti-corrosion pipeline as claimed in claim 1, wherein: the noise reduction layer comprises two semicircular noise reduction plates, and the sound absorption holes are distributed on the noise reduction plates in a staggered mode.
5. The heat-insulating and heat-insulating type anti-corrosion pipeline as claimed in claim 1, wherein: the protective layer is a polyurethane rubber layer and fixedly coated outside the noise reduction layer through a vulcanization process.
6. The heat-insulating and heat-insulating type anti-corrosion pipeline as claimed in claim 1, wherein: the outer surface of one end of the heat insulating layer is provided with a convex first lap joint table, and the inner surface of the other end of the heat insulating layer is provided with a second lap joint table matched with the first lap joint table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793790.4U CN212056364U (en) | 2020-05-14 | 2020-05-14 | Heat-insulation type anti-corrosion pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793790.4U CN212056364U (en) | 2020-05-14 | 2020-05-14 | Heat-insulation type anti-corrosion pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212056364U true CN212056364U (en) | 2020-12-01 |
Family
ID=73520635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020793790.4U Expired - Fee Related CN212056364U (en) | 2020-05-14 | 2020-05-14 | Heat-insulation type anti-corrosion pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212056364U (en) |
-
2020
- 2020-05-14 CN CN202020793790.4U patent/CN212056364U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |