CN211925165U - Heat preservation inoxidizing coating of warm logical pipeline - Google Patents
Heat preservation inoxidizing coating of warm logical pipeline Download PDFInfo
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- CN211925165U CN211925165U CN202020598721.8U CN202020598721U CN211925165U CN 211925165 U CN211925165 U CN 211925165U CN 202020598721 U CN202020598721 U CN 202020598721U CN 211925165 U CN211925165 U CN 211925165U
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- steel pipe
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- 238000004321 preservation Methods 0.000 title claims abstract description 33
- 239000011248 coating agent Substances 0.000 title claims abstract description 20
- 238000000576 coating method Methods 0.000 title claims abstract description 20
- 239000010410 layer Substances 0.000 claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 238000009423 ventilation Methods 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 12
- 239000000499 gel Substances 0.000 claims description 16
- 239000004964 aerogel Substances 0.000 claims description 11
- 239000011491 glass wool Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 abstract description 10
- 238000005119 centrifugation Methods 0.000 abstract description 9
- 229920000742 Cotton Polymers 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012784 inorganic fiber Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 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 relates to a heat preservation protective layer of heating and ventilation pipeline, including heating and ventilation pipeline and locating the outer steel pipe of heating and ventilation pipeline outer wall, set up the heat preservation between heating and ventilation pipeline outer wall and the outer steel pipe inner wall, the outer wall of outer steel pipe sets up the protective layer, the heat preservation includes the gel felt, high temperature spacing layer and the air bed that set gradually from inside to outside along heating and ventilation pipeline outer wall, set up the double-layered pipe between high temperature spacing layer and the air bed, connect through sliding assembly between double-layered pipe and the outer steel pipe; the utility model provides a heat preservation inoxidizing coating, innermost adoption gel felt, the outer layer parcel is high temperature resistant centrifugation glass cotton keeps warm to utilize the good heat-proof quality of air bed to reduce the heat loss, with the thermal insulation performance that improves warm logical pipeline, reduce the temperature drop of pipeline.
Description
Technical Field
The utility model belongs to the technical field of warm logical, concretely relates to warm heat preservation inoxidizing coating of leading to pipeline.
Background
The heating and ventilation pipeline has a wide application range, such as a purification system air supply and return pipe, a central air conditioning ventilation pipe, an industrial air supply and exhaust ventilation pipe, an environmental protection system air suction and exhaust pipe, a mine gas drainage pipe, a mine rubberized cloth air duct and the like, and has the characteristics of good sealing performance, high strength and rigidity, small ventilation resistance, small ventilation noise, few connection points and the like.
Lay and appear that the pipeline freezes because of the low temperature at outdoor fluid conveying's pipeline often and lead to can not carrying fluid, so need set up insulation material to the pipeline external application, keep warm to the pipeline, current building warms up leads to outdoor pipeline insulation construction when cold weather uses, the heat preservation effect is not good, fluid in the pipeline still will freeze when the temperature is lower, influence heat retaining effect, and because of the different thermal expansion that can produce of wall temperature is poor, arouse intensity destruction, unstability destruction and pipe pull-off destruction, long distance transmission heat preservation effect is poor, lead to the heat loss among the transmission process serious.
Disclosure of Invention
The utility model aims at solving the problem that proposes among the background art, and provide a warm heat preservation inoxidizing coating of logical pipeline, inlayer adoption gel felt, the outer layer parcel is high temperature resistant centrifugation glass cotton keeps warm to utilize the good heat-proof quality of air bed to reduce the heat loss, with the thermal insulation performance that improves warm logical pipeline, reduce the temperature drop of pipeline.
The purpose of the utility model is realized like this:
the utility model provides a warm heat preservation inoxidizing coating of logical pipeline, includes warm logical pipeline and locates warm logical pipeline outer protection steel pipe, establish the heat preservation between warm logical pipeline outer wall and the outer protection steel pipe inner wall, the protective layer is established to the outer wall of outer protection steel pipe, the heat preservation includes from inside to outside gel felt, high temperature limit layer and the air bed that sets gradually along warm logical pipeline outer wall, establish the double-layered pipe between high temperature limit layer and the air bed, connect through sliding assembly between double-layered pipe and the outer protection steel pipe.
Furthermore, an anticorrosive layer is arranged between the outer wall of the heating and ventilating pipeline and the heat insulation layer.
Furthermore, the protective layer is formed by sequentially wrapping the outer wall of the outer protective steel tube with glass fiber cloth, waterproof felt paper, glass fiber cloth and outer waterproof paint.
Furthermore, the gel felt comprises aerogel which is arranged along the outer wall of the heating and ventilating pipeline and has the thickness of 8-12mm and silica gel which is arranged on the outer wall of the aerogel and has the thickness of 45-55 mm.
Furthermore, the high-temperature limiting layer is made of high-temperature resistant centrifugal glass wool.
Further, the double-layered pipe is established two, two double-layered pipes enclose the periphery wall of locating the high temperature limit layer, two double-layered pipes pass through clamping bolt and connect.
Further, the slip subassembly includes that one end is connected the clamp pipe, the support frame of outer protection steel pipe inner wall is connected to the other end and locates on the support frame, the pulley of outer protection steel pipe inner wall of sliding connection, outer protection steel pipe passes through support frame and pulley swing joint clamp pipe, the clamp pipe welds the connection support frame.
Further, the gel felt further comprises a honeycomb core made of an aluminum material, the aerogel and the silica gel are sequentially filled in the honeycomb core, and the inorganic fiber or the organic fiber is further filled in the honeycomb core.
Furthermore, the thickness of the high-temperature limiting layer is 50-60mm, the thickness of the air layer is 100-120mm, and the thickness of the clamping pipe is 10-15 mm.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model provides a pair of warm heat preservation inoxidizing coating of logical pipeline, the warm logical pipeline surface of work adopts the gel felt at the inlayer, and the cotton double-layered pipe of high temperature resistant centrifugation glass of outer parcel sets up slider, forms the air bed in the annular space between the cotton double-layered pipe of high temperature resistant centrifugation glass and outer guard steel pipe, and warm logical pipeline mainly keeps warm through high temperature resistant centrifugation glass cotton to utilize the good heat-proof quality of air bed to reduce the heat loss.
2. The utility model provides a pair of warm heat preservation inoxidizing coating of ventilating pipe way, air filling play good thermal-insulated effect in sealing the hole, and the air bed still can improve row damp ability, can the thermal-insulated advantage of full play gel felt in high temperature environment, and has stronger shock resistance and impact resistance.
3. The utility model provides a pair of warm heat preservation inoxidizing coating of pipeline that leads to, fibrous heat preservation material's coefficient of heat conductivity is relevant with the even degree of fiber diameter size distribution, and compressive strength can reach 4MPa, and material coefficient of heat conductivity 0.039W m K when 300 ℃, can be used as the outside and paint insulation material, and aerogel fiber diameter distributes evenly for other material fiber diameters, can form stable isolation space, effectively restraines convection heat transfer, therefore its heat-proof quality is best.
4. The utility model provides a pair of warm heat preservation inoxidizing coating of pipeline that leads to adopts the gel felt, and outer parcel high temperature resistant centrifugation glass is cotton, makes outer high temperature resistant centrifugation glass cotton thickness reduce by a wide margin to too thick high temperature resistant centrifugation glass is cotton because of the dead weight appears flagging, influences the heat preservation effect.
Drawings
Fig. 1 is a schematic view of the structure of the heat preservation protection layer of the heating and ventilation pipeline of the present invention.
Fig. 2 is a schematic view of a thermal insulation layer in a thermal insulation protective layer of the heating and ventilation pipeline of the present invention.
Fig. 3 is a schematic view of the sliding assembly in the thermal insulation protective layer of the heating and ventilation pipeline of the present invention.
In the figure: 1. a heating and ventilation pipeline; 2. an anticorrosive layer; 3. a heat-insulating layer; 31. a gel mat; 32. a high temperature limiting layer; 33. clamping the pipe; 34. a sliding assembly; 341. a support frame; 342. a pulley; 35. an air layer; 36. clamping the bolt; 4. an outer protecting steel pipe; 5. and a protective layer.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Example 1
As shown in fig. 1, a heat preservation inoxidizing coating of warm logical pipeline, include warm logical pipeline 1 and locate outer protection steel pipe 4 of warm logical pipeline 1 outer wall, establish heat preservation 3 between warm logical pipeline 1 outer wall and the 4 inner walls of outer protection steel pipe, establish anticorrosive coating 2 between warm logical pipeline 1's outer wall and the heat preservation 3, anticorrosive coating 2 means that the coating makes it keep apart with surrounding medium on the metal surface to a overburden that control pipeline corrodes should have good electrical insulation and water barrier, has stronger adhesive force with the pipeline surface, can chemical damage resistance and have certain mechanical strength, protective layer 5 is established to outer protection steel pipe 4's outer wall, and protective layer 5 adopts glass silk cloth, waterproof felt paper, glass silk cloth and outer waterproof paint to wrap up in proper order in outer protection steel pipe 4's outer wall.
Combine fig. 2 and fig. 3, heat preservation 3 includes gel felt 31, high temperature limit layer 32 and the air bed 35 that sets gradually from inside to outside along warm logical 1 outer wall of pipeline, and gel felt 31 includes along warm logical 1 outer wall of pipeline setting aerogel and the silica gel of locating the aerogel outer wall, and high temperature limit layer 32 adopts high temperature resistant centrifugation glass wool, establish double-layered pipe 33 between high temperature limit layer 32 and the air bed 35, connect through sliding assembly 34 between double-layered pipe 33 and the outer steel pipe 4, sliding assembly 34 includes that one end welds the support frame 341 of connecting double-layered pipe 33, the other end connection outer steel pipe 4 inner wall and locates on the support frame 341, the pulley 342 of the outer steel pipe 4 inner wall of sliding connection, outer steel pipe 4 passes through support frame 341 and pulley swing joint double-layered pipe 33, the installation and the dismantlement of outer steel pipe 4 and warm logical pipeline 1 of being convenient for.
The gel felt is adopted at the innermost layer of the outer surface of the working heating ventilation pipeline, the outer layer is wrapped by the high-temperature resistant centrifugal glass wool clamping pipe and is provided with the sliding device, an air layer is formed in an annular space between the high-temperature resistant centrifugal glass wool clamping pipe and the outer protective steel pipe, the heating ventilation pipeline mainly keeps warm through the high-temperature resistant centrifugal glass wool, the heat loss is reduced by utilizing the good heat insulation property of the air layer, the air is filled in a closed hole to play a good heat insulation role, the air layer can also improve the moisture removal capacity, the heat insulation advantage of the gel felt in a high-temperature environment can be fully played, and the anti-seismic performance and the impact resistance are strong.
Example 2
On the basis of embodiment 1, the gel felt still includes the honeycomb core of aluminium material, aerogel and silica gel fill in the honeycomb core in proper order, still pack inorganic fiber or organic fiber in the honeycomb core, the thickness of the aerogel that thickness is 8-12mm is 10mm, and the thickness of silica gel is 50mm, and the high temperature resistant centrifugal glass wool thickness of high temperature stop layer is 60mm, and the thickness of air bed is 110mm, the thickness of double-layered pipe is 12mm, and outer protecting steel pipe 4's parameter is D920 x 9.
The innermost layer adopts the gel felt, and the outer layer wraps the high-temperature resistant centrifugal glass wool, so that the thickness of the outer layer high-temperature resistant centrifugal glass wool is greatly reduced, the phenomenon that the thermal insulation effect is influenced due to the fact that the excessively thick high-temperature resistant centrifugal glass wool sags due to self weight is avoided, aerogel and silica gel are used as the innermost layer of the thermal insulation material, and the thickness of the high-temperature resistant centrifugal glass wool is reduced.
Above only be the preferred embodiment of the present invention, not be used for limiting the utility model discloses, the all be in the utility model discloses an any modification of doing in the protection scope, equal replacement etc. all should be contained within the protection scope of the utility model.
Claims (7)
1. The utility model provides a warm heat preservation inoxidizing coating of pipeline that leads to which characterized in that: including warm logical pipeline (1) and locating warm outer protection steel pipe (4) of logical pipeline (1) outer wall, warm logical pipeline (1) outer wall and outer protection steel pipe (4) inner wall between establish heat preservation (3), protective layer (5) are established to the outer wall of outer protection steel pipe (4), heat preservation (3) include along warm logical pipeline (1) outer wall from inside to outside gel felt (31), high temperature limit layer (32) and air bed (35) that set gradually, establish between high temperature limit layer (32) and air bed (35) and press from both sides pipe (33), connect through slip subassembly (34) between pressing from both sides pipe (33) and outer protection steel pipe (4).
2. The heat preservation inoxidizing coating of heating and ventilation pipeline of claim 1 characterized in that: an anticorrosive layer (2) is arranged between the outer wall of the heating and ventilating pipeline (1) and the heat preservation layer (3).
3. The heat preservation inoxidizing coating of heating and ventilation pipeline of claim 1 characterized in that: the protective layer (5) is made of glass fiber cloth, waterproof felt paper, glass fiber cloth and outer waterproof paint which are coated on the outer wall of the outer protective steel tube (4) in sequence.
4. The heat preservation inoxidizing coating of heating and ventilation pipeline of claim 1 characterized in that: the gel felt (31) comprises aerogel which is arranged along the outer wall of the heating and ventilating pipeline (1) and has the thickness of 8-12mm and silica gel which is arranged on the outer wall of the aerogel and has the thickness of 45-55 mm.
5. The heat preservation inoxidizing coating of heating and ventilation pipeline of claim 1 characterized in that: the high-temperature limiting layer (32) is made of high-temperature resistant centrifugal glass wool.
6. The thermal insulation protective layer of the heating and ventilation pipeline as claimed in claim 1 or 5, wherein: two are established in double-layered pipe (33), the periphery wall of locating high temperature spacing layer (32) is enclosed in two double-layered pipes (33), two double-layered pipes (33) are connected through clamping bolt (36).
7. The heat preservation inoxidizing coating of heating and ventilation pipeline of claim 1 characterized in that: the sliding assembly (34) comprises a support frame (341) and a pulley (342), wherein one end of the support frame is connected with the clamping pipe (33), the other end of the support frame is connected with the inner wall of the outer protection steel pipe (4), the pulley (342) is arranged on the support frame (341) and is in sliding connection with the inner wall of the outer protection steel pipe (4), and the outer protection steel pipe (4) is movably connected with the clamping pipe (33) through the support frame (341) and the pulley (342).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020598721.8U CN211925165U (en) | 2020-04-21 | 2020-04-21 | Heat preservation inoxidizing coating of warm logical pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020598721.8U CN211925165U (en) | 2020-04-21 | 2020-04-21 | Heat preservation inoxidizing coating of warm logical pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211925165U true CN211925165U (en) | 2020-11-13 |
Family
ID=73329306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020598721.8U Active CN211925165U (en) | 2020-04-21 | 2020-04-21 | Heat preservation inoxidizing coating of warm logical pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211925165U (en) |
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2020
- 2020-04-21 CN CN202020598721.8U patent/CN211925165U/en active Active
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