CN217272861U - Prefabricated insulating tube of direct-burried - Google Patents
Prefabricated insulating tube of direct-burried Download PDFInfo
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- CN217272861U CN217272861U CN202220016509.5U CN202220016509U CN217272861U CN 217272861 U CN217272861 U CN 217272861U CN 202220016509 U CN202220016509 U CN 202220016509U CN 217272861 U CN217272861 U CN 217272861U
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Abstract
The application relates to the technical field of thermal insulation, in particular to a direct-buried prefabricated insulation pipe which comprises an insulation pipe; the sealing tank is sleeved outside the heat preservation pipe; the fastening bolt is movably connected in the sealing hoop; the shock absorption column is fixedly connected to the sealing hoop; the protective pipe is fixedly connected to the shock absorption column; the vacuum cavity is arranged in the protective tube; and the sealing partition plates are fixedly connected in the protective pipe and positioned on two sides of the vacuum cavity, wherein the length of the shock absorption column is 5cm-8 cm. This application improves the thermal insulation performance of insulating tube through setting up protective tube and sealed hoop to the solution is because the influence of weather and environmental factor, and the soil property that probably causes the landfill is loose, leads to the insulating tube to expose in the air, makes the heat preservation effect of insulating tube reduce.
Description
Technical Field
The application relates to the technical field of thermal insulation, in particular to a direct-buried prefabricated heat-insulating pipe.
Background
The direct-buried prefabricated heat-insulating pipe is used for conveying liquid, gas and other media, and is used for heat insulation engineering of pipelines of petroleum, chemical engineering, aerospace, hot springs, military, central heating, central air conditioning, municipal administration and the like. Due to the influence of weather and environmental factors, soil quality of the landfill can be loosened, so that the heat-insulating pipe is exposed in the air, and the heat-insulating effect of the heat-insulating pipe is reduced.
Disclosure of Invention
The application provides a prefabricated insulating tube of direct-burried through setting up protective tube and sealed hoop, improves the thermal insulation performance of insulating tube to solve because the influence of weather and environmental factor, probably cause the soil property of landfill loose, lead to the insulating tube to expose in the air, make the heat preservation effect of insulating tube reduce.
The above application purpose of the present application is achieved by the following technical solutions:
a direct-burried prefabricated thermal insulation pipe, comprising:
a heat preservation pipe;
the sealing hoop is sleeved outside the heat preservation pipe;
the fastening bolt is movably connected in the sealing hoop;
the shock absorption column is fixedly connected to the sealing hoop;
the protective pipe is fixedly connected to the shock absorption column;
the vacuum cavity is arranged in the protective tube;
the sealing partition plates are fixedly connected in the protective tube and positioned on two sides of the vacuum cavity;
wherein, the length of the shock absorption column is 5cm-8 cm.
Optionally, the number of the sealing hoops is two, and the two sealing hoops are fixedly connected through fastening bolts.
Optionally, a heat insulation layer is fixedly connected between the sealing hoop and the heat preservation pipe.
Optionally, the shock absorption column is provided with a working cylinder, a spring is fixedly connected inside the working cylinder, a piston rod is fixedly connected to the spring, and the piston rod is fixedly connected with the sealing hoop.
Optionally, the inner wall of the protection pipe is fixedly connected with a slide rail, the inner wall of the slide rail is movably connected with a sliding base, and the sliding base is fixedly connected with the working cylinder.
Optionally, an anti-corrosion layer is fixedly connected to the outer side of the protective tube.
Optionally, the vacuum cavity is filled with thermal insulation mortar.
Optionally, a glass wool board is fixedly connected inside the sealing partition board.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the heat preservation pipe, the sealing hoop, the fastening bolt, the shock absorption column, the protective pipe, the vacuum cavity and the sealing clapboard, when in use, the fastening bolt is rotated to tightly attach the sealing hoop to the outer side of the heat preservation pipe, the stability of the heat preservation pipe is ensured, the shock absorption column can control the vibration, the vibration amplitude of the heat preservation pipe is reduced, the heat preservation pipe is prevented from being damaged, thereby ensuring the service life and the heat preservation effect of the heat preservation pipe, the protective pipe isolates the heat preservation pipe from the outside, the corrosion of the heat preservation pipe caused by the direct contact between the heat preservation pipe and the outside is avoided, the heat preservation effect is improved, the heat loss in the heat preservation pipe is avoided, the heat transfer efficiency is further reduced by the vacuum cavity and the sealing clapboard, the heat preservation effect of the heat preservation pipe is improved, the influence of weather and environmental factors is solved, soil quality of the landfill soil is loosened, so that the heat insulation pipe is exposed in the air, and the heat insulation effect of the heat insulation pipe is reduced.
2. Through sealed hoop, fastening bolt, the insulating layer, the working cylinder, spring and piston rod, two sealed hoops are convenient for install and dismantle from top to bottom, fastening bolt is in the same place two sealed hoops from top to bottom simultaneously, the insulating tube receives pressure from top to bottom, stability and heat preservation effect are better, the insulating layer can improve the heat preservation effect of insulating tube, when insulating tube or protecting tube receive external factor to produce the vibration, the piston rod is along working cylinder inner wall motion compression spring, can slow down the vibration range, the shock attenuation effect has been improved, thereby guarantee the life and the heat preservation effect of insulating tube.
3. Through the heat preservation mortar, the cotton board of glass, the anti-corrosion coating, slide rail and sliding base, the anti-corrosion coating can be protected the protective tube, ensure the performance and the protective capability of protective tube, the heat preservation mortar is vitrified micro ball heat preservation mortar, it is heat-retaining, thermal-insulated and corrosion-resistant effect is better, the cotton board of glass has better heat preservation ability, can form the heat preservation of integration with the inside heat preservation mortar of vacuum cavity, can produce the displacement when the insulating tube carries out expend with heat and contract with cold owing to the temperature difference and slide, through at slide rail and sliding base, make the insulating tube drive working cylinder and protective tube within a definite time and can produce the displacement and slide, thereby prevent that the insulating tube from expend with heat and contract with cold and damage, further guarantee the life and the heat preservation effect of insulating tube.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present application;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
fig. 4 is an enlarged structural diagram at B in fig. 1 of the present application.
Reference numerals: 1. a heat-insulating pipe; 2. a sealing band; 21. fastening a bolt; 22. a thermal insulation layer; 3. a shock-absorbing post; 31. a working cylinder; 32. a spring; 33. a piston rod; 4. a protective tube; 41. a vacuum chamber; 411. insulating mortar; 42. sealing the partition plate; 421. a glass wool board; 43. a slide rail; 44. a sliding base; 45. and an anti-corrosion layer.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
In order to more clearly understand the technical scheme presented in the embodiment of the present application, the steps and principles of the existing direct burial prefabricated thermal insulation pipe during operation should be firstly understood.
The direct burial is one of the laying methods of urban engineering pipelines, can be understood as direct burial, namely direct trenching, laying and backfilling, the prefabrication means the prefabricated meaning, the thermal insulation pipe is short for a thermal insulation pipeline, and the thermal insulation pipe is used for conveying liquid, gas and other media and thermal insulation engineering of pipelines in petroleum, chemical engineering, aerospace, hot springs, military, centralized heat supply, central air conditioning, municipal administration and the like.
It should be understood that due to the influence of weather and environmental factors, soil in the landfill may be loosened, so that the insulation pipe is exposed to the air, and the insulation effect of the insulation pipe is reduced.
In view of the above circumstances, the existing direct-buried prefabricated heat-insulating pipe is generally formed by combining a steel pipe for conveying a medium, a heat-insulating layer and a protective layer, and due to the influence of weather and environmental factors, soil quality of the buried soil is likely to be loose, so that the heat-insulating pipe is exposed in the air, and the heat-insulating effect of the heat-insulating pipe is reduced.
Referring to fig. 1 and 2, a prefabricated direct-buried thermal insulation pipe disclosed in an embodiment of the present application mainly includes a thermal insulation pipe 1, a sealing hoop 2 sleeved outside the thermal insulation pipe 1, a fastening bolt 21 screwed in the sealing hoop 2, a shock absorption column 3 welded on the sealing hoop 2, a protection pipe 4 welded on the shock absorption column 3, a vacuum cavity 41 formed in the protection pipe 4, and a sealing partition plate 42 welded in the protection pipe 4 and located at two sides of the vacuum cavity 41, wherein the shock absorption column 3 is 5cm-8cm in length.
Further description is provided below with respect to specific usage scenarios.
When using, rotatory fastening bolt 21 closely laminates sealed hoop 2 in the insulating tube 1 outside, ensure insulating tube 1's stability, shock attenuation post 3 can control the vibration, reduce insulating tube 1's vibration range, prevent to damage insulating tube 1, thereby guarantee insulating tube 1's life and heat preservation effect, protective tube 4 keeps apart insulating tube 1 with the external world, it leads to insulating tube 1 to be corroded to have avoided insulating tube 1 and external direct contact, improve its heat preservation effect, avoid the heat loss in insulating tube 1, vacuum cavity 41 and sealed partition plate 42 further reduce heat transfer efficiency, improve insulating tube 1's heat preservation effect, the influence of having solved because weather and environmental factor, the soil texture that probably causes the landfill is loose, lead to the insulating tube to expose in the air, make insulating tube's heat preservation effect reduce.
It is clear that, the material of shock attenuation post 3 is rubber, the length of shock attenuation post 3 is 5cm-8cm considers shock attenuation effect and the space size between insulating tube 1 and the protective tube 4, when the length of shock attenuation post 3 is less than 5cm, length is less, the range that shock attenuation post 3 can be out of shape is less, lead to the shock attenuation effect relatively poor, when the length of shock attenuation post 3 is greater than 8cm, the space between insulating tube 1 and the protective tube 4 is great, influence the thermal insulation performance of insulating tube 1, when the length of shock attenuation post 3 is 5cm-8cm, shock attenuation effect is better, and can ensure the thermal insulation performance of insulating tube 1.
With continued reference to fig. 1, as one embodiment of the directly buried prefabricated thermal insulation pipe provided by the application, two sealing hoops 2 are provided, and the two sealing hoops 2 are fixedly connected through fastening bolts 21.
Combine specific use scene, two upper and lower sealed hoops 2 are convenient for install and dismantle, and when fastening bolt 21 was in the same place two sealed hoops 2 from top to bottom simultaneously, insulating tube 1 received pressure from top to bottom, and stability and heat preservation effect are better.
With continued reference to fig. 2, as one embodiment of the directly buried prefabricated thermal insulation pipe provided by the application, an anti-corrosion layer 45 is welded on the outer side of the protective pipe 4.
Combine specific use scene, anticorrosive coating 45 can protect protective tube 4, ensures protective tube 4's performance and protective capacities to further protect insulating tube 1, guarantee insulating tube 1's life and heat preservation effect.
Referring to fig. 3, as a specific embodiment of the directly-buried prefabricated thermal insulation pipe provided by the application, a thermal insulation layer 22 is welded between the sealing hoop 2 and the thermal insulation pipe 1.
By combining with a specific use scene, the heat insulation layer 22 can further improve the heat insulation effect of the heat insulation pipe 1, and solves the problem that the soil quality of the landfill is loose due to the influence of weather and environmental factors, so that the heat insulation pipe is exposed in the air, and the heat insulation effect of the heat insulation pipe is reduced.
With continued reference to fig. 3, as a specific embodiment of the directly buried prefabricated thermal insulation pipe provided by the application, the shock absorption column 3 is provided with a working cylinder 31, a spring 32 is welded inside the working cylinder 31, a piston rod 33 is welded on the spring 32, and the piston rod 33 is welded with the sealing hoop 2.
Combine specific use scene, when insulating tube 1 or protective tube 4 received external factor to produce the vibration, piston rod 33 along 31 inner wall motion compression spring 32 of working cylinder, can further slow down the vibration range, improved the shock attenuation effect to further guarantee insulating tube 1's life and heat preservation effect.
With continued reference to fig. 3, as one embodiment of the directly buried prefabricated thermal insulation pipe provided by the application, the interior of the vacuum chamber 41 is filled with thermal insulation mortar 411.
By combining with a specific use scene, the thermal insulation mortar 411 is vitrified micro-bead thermal insulation mortar, so that the effects of thermal insulation, heat insulation and corrosion resistance are better, and the thermal insulation effect of the thermal insulation pipe 1 can be further improved.
With continued reference to fig. 3, as one embodiment of the direct-burried prefabricated thermal insulation pipe provided by the application, a glass wool board 421 is adhered to the inside of the sealing partition plate 42.
In combination with a specific use scene, the glass wool board 421 has a good heat preservation capability, and can form an integrated heat preservation layer with the heat preservation mortar 411 in the vacuum cavity 41, so that the heat preservation effect of the heat preservation pipe 1 is further improved.
Referring to fig. 4, as a specific embodiment of the directly-buried prefabricated thermal insulation pipe provided by the application, a sliding rail 43 is welded on the inner wall of the protective pipe 4, a sliding base 44 is movably connected on the inner wall of the sliding rail 43, and the sliding base 44 is welded with the working cylinder 31.
Combine specific use scene, can produce the displacement when insulating tube 1 carries out expend with heat and contract with cold because the temperature difference and slide, through at slide rail 43 and sliding bottom 44 for insulating tube 1 drives and can produce the displacement between working cylinder 31 and protective tube 4 and slide, thereby damages when preventing insulating tube 1 expend with heat and contract with cold, further guarantees insulating tube 1's life and heat preservation effect.
The embodiments of the present invention are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a prefabricated insulating tube of direct-burried which characterized in that includes:
a heat-insulating pipe (1);
the sealing hoop (2) is sleeved outside the heat preservation pipe (1);
the fastening bolt (21) is movably connected in the sealing hoop (2);
the shock absorption column (3) is fixedly connected to the sealing hoop (2);
the protective pipe (4) is fixedly connected to the shock absorption column (3);
a vacuum chamber (41) which is arranged in the protective pipe (4);
the sealing partition plates (42) are fixedly connected to two sides of the vacuum cavity (41) in the protective pipe (4);
wherein the length of the shock absorption column (3) is 5cm-8 cm.
2. The prefabricated insulating pipe of claim 1, wherein: the sealing hoops (2) are arranged in two numbers, and the two sealing hoops (2) are fixedly connected through fastening bolts (21).
3. The direct-burried prefabricated thermal insulation pipe of claim 2, characterized in that: and a heat insulation layer (22) is fixedly connected between the sealing hoop (2) and the heat preservation pipe (1).
4. The prefabricated insulating pipe of claim 1, wherein: shock attenuation post (3) are provided with working cylinder (31), the inside rigid coupling of working cylinder (31) has spring (32), the rigid coupling has piston rod (33) on spring (32), piston rod (33) and sealing hoop (2) rigid coupling.
5. The prefabricated insulating pipe of claim 4, wherein: the protective tube (4) inner wall rigid coupling has slide rail (43), slide rail (43) inner wall swing joint has sliding base (44), sliding base (44) and working cylinder (31) rigid coupling.
6. The prefabricated insulating pipe of claim 1, wherein: and an anti-corrosion layer (45) is fixedly connected to the outer side of the protective tube (4).
7. The prefabricated insulating pipe of claim 1, wherein: the vacuum cavity (41) is filled with thermal insulation mortar (411).
8. The direct-burried prefabricated thermal insulation pipe of claim 1, characterized in that: and a glass wool board (421) is fixedly connected inside the sealing clapboard (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220016509.5U CN217272861U (en) | 2022-01-06 | 2022-01-06 | Prefabricated insulating tube of direct-burried |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220016509.5U CN217272861U (en) | 2022-01-06 | 2022-01-06 | Prefabricated insulating tube of direct-burried |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217272861U true CN217272861U (en) | 2022-08-23 |
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ID=82892249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220016509.5U Active CN217272861U (en) | 2022-01-06 | 2022-01-06 | Prefabricated insulating tube of direct-burried |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217272861U (en) |
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2022
- 2022-01-06 CN CN202220016509.5U patent/CN217272861U/en active Active
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