CN212509861U - Heat insulation structure of conveying pipeline - Google Patents
Heat insulation structure of conveying pipeline Download PDFInfo
- Publication number
- CN212509861U CN212509861U CN202021197747.8U CN202021197747U CN212509861U CN 212509861 U CN212509861 U CN 212509861U CN 202021197747 U CN202021197747 U CN 202021197747U CN 212509861 U CN212509861 U CN 212509861U
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- conveying pipeline
- fire
- heat
- pipeline
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- 238000009413 insulation Methods 0.000 title claims abstract description 35
- 230000009970 fire resistant effect Effects 0.000 claims abstract description 24
- 239000011490 mineral wool Substances 0.000 claims abstract description 15
- 238000004321 preservation Methods 0.000 claims abstract description 14
- 239000011449 brick Substances 0.000 claims description 17
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000003063 flame retardant Substances 0.000 claims description 11
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 3
- 239000000378 calcium silicate Substances 0.000 claims description 3
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 10
- 238000004134 energy conservation Methods 0.000 abstract description 5
- 230000008646 thermal stress Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Thermal Insulation (AREA)
Abstract
The utility model discloses a heat preservation structure of a conveying pipeline, which is characterized in that a fire-resistant layer, a heat preservation layer and a heat insulation layer are sequentially arranged on the outer pipe wall of a material conveying pipeline from inside to outside, thereby reducing the heat loss and achieving the purpose of energy conservation on the one hand, preventing the temperature of the conveying pipeline from being too high on the other hand, ensuring personnel and stored articles around the conveying pipeline, installing and operating equipment, and finally prolonging the service life and the performance of the material conveying pipeline, rock wool layers are arranged on the inner and outer surfaces of the fire-resistant layer, a fire-resistant special silk screen is arranged on the outer surface of the rock wool layer, a buffer member is arranged between the fire-resistant special screen and the fire-resistant layer, a vacuum pipeline is arranged on the outer surface of the heat insulation layer, the rock wool layers, the fire-resistant special screen and the buffer member jointly act, thereby effectively preventing the phenomena of, the heat preservation and energy saving of the conveying pipeline and the safe operation of the nearby equipment are easily influenced.
Description
Technical Field
The utility model relates to a pipeline insulation construction technical field, concretely relates to pipeline insulation construction.
Background
The existing rotary kiln material conveying pipeline is generally lack of a special heat insulation structure, or a simple heat insulation layer is wrapped on the material conveying pipeline, so that the temperature of the conveying pipeline and the temperature of the surrounding environment are very high, on one hand, heat is dissipated flatly, on the other hand, the conveying pipeline cannot stay for a long time around the conveying pipeline due to overhigh temperature and store articles, equipment cannot be installed, the service life and the performance of the material conveying pipeline can be influenced due to high temperature, and on the other hand, the heat insulation structure is unreasonable, the heat insulation effect is not good, the heat expansion and cold contraction phenomena of the conveying pipeline cannot be adapted, so that the heat insulation structure layer is broken and deformed due to the thermal stress of the conveying pipeline, the heat insulation of the conveying pipeline is extremely easily influenced, the energy is saved, and the safe operation of nearby equipment is.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipeline insulation construction to solve the thermal scattering and disappearing of rotary kiln material pipeline fast, and current pipeline's insulation construction, the expend with heat and contract with cold phenomenon that can't adapt to pipeline leads to insulation construction layer often because pipeline's thermal stress takes place the problem of fracture deformation.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a pipeline insulation construction, includes pipeline, by interior flame retardant coating, heat preservation and insulating layer that has set gradually outside to on pipeline's the outer pipe wall, all be provided with the rock wool layer on the inside and outside surface of flame retardant coating, the surface on rock wool layer is provided with fire-resistant special silk screen, fire-resistant special silk screen with be provided with the bolster between the flame retardant coating, the insulating layer surface is provided with the vacuum pipe way.
The further technical scheme is as follows: the refractory layer is of a tubular structure formed by piling refractory brick prefabricated pieces, and the upper surface and the lower surface of each refractory brick prefabricated piece are both provided with arc surfaces matched with the conveying pipelines.
The further technical scheme is as follows: the buffer parts are lugs arranged on the upper surface and the lower surface of the refractory brick prefabricated part, and the number of the lugs on one surface of the refractory brick prefabricated part is at least one.
The further technical scheme is as follows: the slow component is a wavy surface or a serrated surface arranged on the upper surface and the lower surface of the refractory brick prefabricated member.
The further technical scheme is as follows: the heat preservation layer 3 is composed of refractory castable and double-layer sleeves, and the refractory castable is poured into a closed cavity formed between the double-layer sleeves.
The further technical scheme is as follows: the double-layer sleeve is an aluminum silicate pipe, the aluminum silicate pipe is divided into an inner pipe and an outer pipe which are mutually sleeved and have different calibers, and two ends of the inner pipe and two ends of the outer pipe are sealed by welding.
The further technical scheme is as follows: the heat insulation layer is a calcium silicate tube.
Compared with the prior art, the utility model discloses can reach one of following beneficial effect at least:
1. the utility model provides a heat preservation structure of a conveying pipeline, which is characterized in that a fire-resistant layer, a heat preservation layer and a heat insulation layer are sequentially arranged on the outer pipe wall of a material conveying pipeline from inside to outside, on one hand, the flat and white dissipation of heat is reduced, the purpose of energy conservation is achieved, on the other hand, the overhigh temperature of the conveying pipeline is prevented, personnel and stored articles can be ensured to stay around the conveying pipeline, the equipment is installed and operated, finally, the integral thickening structure of the conveying pipeline, the fire-resistant layer, the heat preservation layer and the heat insulation layer can also increase the service life and the performance of the material conveying pipeline, rock wool layers are arranged on the inner surface and the outer surface of the fire-resistant layer, a special fire-resistant silk screen is arranged on the outer surface of the rock wool layer, a buffer is arranged between the special fire-resistant silk screen and the fire-resistant layer, the thermal insulation structure layer is broken and deformed frequently due to the thermal stress of the conveying pipeline, so that the thermal insulation of the conveying pipeline, the energy conservation and the safe operation of nearby equipment are easily influenced.
2. The bolster is for setting up lug, wave face or sawtooth surface on the upper and lower two surfaces of resistant firebrick prefab, when pipeline expend with heat and contract with cold, pipeline can take place deformation, extrudees to lead to it to take place to break and warp from its nearest flame retardant coating, and lug, wave face or sawtooth surface can hold the deformation volume, prevent effectively that insulation construction from taking place to break and warp, guarantee pipeline insulation construction's security and reliability.
Drawings
Fig. 1 is the structural schematic diagram of the heat insulation structure of the conveying pipeline of the present invention.
Fig. 2 is a schematic structural diagram of a in fig. 1 according to the present invention.
Fig. 3 is a schematic structural view of the buffer member of fig. 2 according to the present invention.
Fig. 4 is another structural schematic diagram of the buffering member of fig. 2 according to the present invention.
Reference numerals: 1. a delivery conduit; 2. a refractory layer; 21. a refractory brick prefabricated part; 211. a bump; 212. a wavy surface; 3. a heat-insulating layer; 31. refractory castable; 32. a double-layer sleeve; 4. a thermal insulation layer; 5. a rock wool layer; 6. a fire-resistant special wire mesh; 7. a buffer member; 8. a vacuum pipeline.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
A heat preservation structure of a conveying pipeline comprises: through the fire-resistant layer 2, the heat-insulating layer 3 and the heat-insulating layer 4 which are sequentially arranged on the outer pipe wall of the material conveying pipeline 1 from inside to outside, on one hand, the loss of heat is reduced, the purpose of energy conservation is achieved, on the other hand, the temperature of the conveying pipeline 1 is prevented from being too high, no personnel and stored articles can stay around the conveying pipeline 1 are ensured, and the equipment is installed and operated, finally, the integral thickening structure of the conveying pipeline 1, the fire-resistant layer 2, the heat-insulating layer 3 and the heat-insulating layer 4 can also prolong the service life and the performance of the material conveying pipeline 1, the rock wool layer 5 is arranged on the inner surface and the outer surface of the fire-resistant layer 2, the outer surface of the rock wool layer 5 is provided with the fire-resistant special silk screen 6, the rock wool layer 5 is prevented from being dispersed due to thermal expansion, the buffer 7 is arranged between the fire-resistant special silk screen 6, the thermal insulation structure can effectively prevent the thermal expansion and cold contraction phenomena of the conveying pipeline 1, so that the thermal insulation structure layer is always broken and deformed due to the thermal stress of the conveying pipeline 1, the thermal insulation of the conveying pipeline 1 and the energy conservation are easily influenced, and the safe operation of nearby equipment is easily influenced.
Example 2:
on the basis of the above embodiment 1, the embodiment 2 shows an embodiment in which the refractory layer 2 is a tubular structure in which refractory brick preforms 21 are stacked, and both upper and lower surfaces of the refractory brick preforms 21 are provided as arc surfaces that match the conveyance duct 1.
The flame retardant coating 2 is the tubulose structure that firebrick prefab 21 piles up and form, and the equipment of being convenient for pile up, and fire resistance is good moreover, and firebrick prefab 21's upper and lower two surfaces all set up to with pipeline 1 assorted arcwall face, the installation of being convenient for.
Example 3:
in addition to the above embodiments, in embodiment 3, referring to fig. 3 and fig. 4, in an embodiment, the buffer members 7 are protrusions 211 disposed on both upper and lower surfaces of the refractory brick preform 21, and the number of the protrusions 211 on one surface of the refractory brick preform 21 is at least one.
The slow component 7 is a wavy surface 212 or a sawtooth surface arranged on the upper surface and the lower surface of the refractory brick prefabricated member 21.
The buffer member 7 is a convex block 211, a wavy surface 212 or a sawtooth surface which are arranged on the upper surface and the lower surface of the refractory brick prefabricated member 21, when the conveying pipeline 1 expands with heat and contracts with cold, the conveying pipeline 1 deforms, the refractory layer 2 closest to the conveying pipeline 1 is extruded, the conveying pipeline is caused to break and deform, the convex block 211, the wavy surface 212 or the sawtooth surface can accommodate deformation, the thermal insulation structure is effectively prevented from breaking and deforming, and the safety and the reliability of the thermal insulation structure of the conveying pipeline 1 are ensured.
Example 4:
on the basis of the above-mentioned embodiment, embodiment 4 shows an embodiment in which the insulating layer 3 is composed of a refractory castable 31 and double-layer sleeves 32, and the refractory castable 31 is poured into a closed cavity formed between the double-layer sleeves 32.
The heat preservation layer 3 is composed of refractory castable 31 and double-layer sleeves 32, the heat preservation performance of the conveying pipeline 1 is improved, and the refractory castable 31 is poured into a closed cavity formed between the double-layer sleeves 32, so that pouring is convenient, and the sealing performance is good.
Example 5:
on the basis of the above embodiment, embodiment 5 shows an embodiment in which the double-layer sleeve 32 is an aluminum silicate tube, the aluminum silicate tube is divided into an inner tube and an outer tube which are sleeved with each other and have different calibers, and both ends of the inner tube and the outer tube are sealed by welding.
The double-layer sleeve 32 is an aluminum silicate pipe, the aluminum silicate pipe is divided into an inner pipe and an outer pipe which are mutually sleeved and have different calibers, the aluminum silicate pipe is excellent in heat insulation performance, and two ends of the inner pipe and the two ends of the outer pipe are sealed by welding so as to guarantee the sealing performance and improve the heat insulation effect.
Example 6:
on the basis of the above-described embodiment, embodiment 6 shows an embodiment in which the thermal insulation layer 4 is a calcium silicate tube.
The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a pipeline insulation construction which characterized in that: including pipeline (1), by interior flame retardant coating (2), heat preservation (3) and insulating layer (4) of having set gradually outward on the outer pipe wall of pipeline (1), all be provided with rock wool layer (5) on the inside and outside surface of flame retardant coating (2), the surface on rock wool layer (5) is provided with fire-resistant special silk screen (6), fire-resistant special silk screen (6) with be provided with bolster (7) between flame retardant coating (2), insulating layer (4) surface is provided with vacuum pipeline (8).
2. The conveying pipeline heat-insulating structure according to claim 1, characterized in that: the refractory layer (2) is of a tubular structure formed by piling refractory brick prefabricated pieces (21), and the upper surface and the lower surface of each refractory brick prefabricated piece (21) are both arranged to be arc-shaped surfaces matched with the conveying pipelines (1).
3. The conveying pipeline heat-insulating structure according to claim 2, characterized in that: the buffer piece (7) is a bump (211) arranged on the upper surface and the lower surface of the refractory brick prefabricated piece (21), and the number of the bumps (211) on one surface of the refractory brick prefabricated piece (21) is at least one.
4. The conveying pipeline heat-insulating structure according to claim 2, characterized in that: the buffer piece (7) is a wavy surface (212) or a sawtooth surface arranged on the upper surface and the lower surface of the refractory brick prefabricated part (21).
5. The conveying pipeline heat-insulating structure according to claim 1, characterized in that: the heat preservation layer (3) is composed of a refractory castable (31) and double-layer sleeves (32), and the refractory castable (31) is poured into a closed cavity formed between the double-layer sleeves (32).
6. The conveying pipeline heat-insulating structure according to claim 5, wherein: the double-layer sleeve (32) is an aluminum silicate pipe, the aluminum silicate pipe is divided into an inner pipe and an outer pipe which are mutually sleeved and have different calibers, and two ends of the inner pipe and the two ends of the outer pipe are sealed by welding.
7. The conveying pipeline heat-insulating structure according to claim 1, characterized in that: the heat insulation layer (4) is a calcium silicate tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021197747.8U CN212509861U (en) | 2020-06-24 | 2020-06-24 | Heat insulation structure of conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021197747.8U CN212509861U (en) | 2020-06-24 | 2020-06-24 | Heat insulation structure of conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212509861U true CN212509861U (en) | 2021-02-09 |
Family
ID=74438734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021197747.8U Expired - Fee Related CN212509861U (en) | 2020-06-24 | 2020-06-24 | Heat insulation structure of conveying pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212509861U (en) |
-
2020
- 2020-06-24 CN CN202021197747.8U patent/CN212509861U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |