CN219327889U - Pipeline device capable of melting ice and blocking in extremely cold region - Google Patents
Pipeline device capable of melting ice and blocking in extremely cold region Download PDFInfo
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- CN219327889U CN219327889U CN202320541491.5U CN202320541491U CN219327889U CN 219327889 U CN219327889 U CN 219327889U CN 202320541491 U CN202320541491 U CN 202320541491U CN 219327889 U CN219327889 U CN 219327889U
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Abstract
The utility model provides a but pipeline device of ice-melt stifled in extremely cold district, including first PPR hot-water line and second PPR hot-water line, the bottom downside of first PPR hot-water line and the bottom downside of second PPR hot-water line all apply and heat tracing band, the bottom of PPR hot-water line and the outside of corresponding heat tracing band bond and have the heat conduction aluminium foil, be provided with polyurethane foaming heat preservation between first PPR hot-water line and the first PVC outer tube in outside, also be provided with polyurethane foaming heat preservation between second PPR hot-water line and the second PVC outer tube in outside, first PVC outer tube is connected with the second PVC outer tube through PVC nipple, first PPR hot-water line is connected with second PPR hot-water line through the PPR joint, be provided with rubber and plastic heat preservation between first PPR hot-water line, second PPR hot-water line, PPR joint and the PVC nipple, the end of heat tracing band is drawn forth to outside. The utility model effectively solves the problem of ice blockage of outdoor pipelines in winter.
Description
Technical Field
The utility model relates to a pipeline system, in particular to a pipeline device capable of melting ice and blocking in extremely cold areas.
Background
Based on the industrial trend of carbon-to-peak carbon neutralization, energy conservation and emission reduction, a scattered off-grid heating system is often adopted in severe cold regions.
The scattered off-grid heating systems are more and more, in the actual operation process, when the heating system is powered off for a long time, the outdoor pipeline freezing risk of the heating system is generated after the heating system is powered off for 4 hours in the northern extremely cold region. External factors such as failure shutdown of a heating host machine, failure of a circulating pump and the like can also cause ice blockage of a main pipeline system of the system, and unexpected ice blockage is the biggest threat to stable and reliable operation of a dispersed off-grid heating system in extremely cold areas. Similar cases occur many times during actual operation.
At present, in order to solve the problem of freezing resistance of a pipeline of a scattered off-grid heating system, an antifreezing solution is often adopted as a circulating medium, and due to the fact that the antifreezing solution is not an environment-friendly medium, volatilization of harmful substances in the antifreezing solution can cause health damage to human bodies, and the use of the antifreezing solution is not recommended based on environmental protection requirements, equipment safety and personal health safety, so that the water system is healthiest in the current application field.
With the large-area popularization of the scattered off-grid heating system, the outdoor exposed circulating pipeline cannot be avoided, and once the circulating pipeline is blocked due to accidents, the emergency repair of the original pipeline system is basically impossible, and only the pipeline can wait for spring defrosting in the next year, so that the loss caused by pipeline freezing cannot be estimated.
Therefore, a pipeline device capable of melting ice and blocking in extremely cold areas is needed in the prior art so as to solve the problem of ice blocking in winter of outdoor pipelines.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a pipeline system capable of melting ice and blocking in extremely cold areas so as to solve the problem of ice blocking in winter of outdoor pipelines.
The utility model is realized by the following technical scheme: the utility model provides a but pipeline device of ice-melt stifled in extremely cold region, includes first PPR hot-water line and second PPR hot-water line, the bottom downside of first PPR hot-water line with the bottom downside of second PPR hot-water line all has laid the companion tropical, and the companion tropical extends along the length direction of corresponding PPR hot-water line, the bottom of first PPR hot-water line and the outside bonding of corresponding companion tropical have the heat conduction aluminium foil, the bottom of second PPR hot-water line and the outside bonding of corresponding companion tropical have the heat conduction aluminium foil, the outside of first PPR hot-water line is provided with first PVC outer tube, first PPR hot-water line with be provided with polyurethane foam heat preservation between the first PVC outer tube, the outside of second PPR hot-water line is provided with second outer tube PVC outer tube, also be provided with polyurethane foam heat preservation between the second PVC outer tube, first PPR hot-water line pass through PVC nipple and second PPR nipple and the outside joint, first PPR hot-water line passes through PPR nipple and second nipple and PPR connects the PPR hot-water line and the PVC joint is drawn forth to the outside and is connected with the PVC hot-water line.
Two heat tracing bands are laid on the lower side of the outer part of the PPR hot water pipe, and the two heat tracing bands are distributed symmetrically on the lower side of the PPR pipeline.
The PVC adapter sleeve is connected with the first PVC outer sleeve in a buckling manner, and the PVC adapter sleeve is connected with the second PVC outer sleeve in a buckling manner.
The end of the heat tracing belt is provided with a 220 volt quick connector or a 48 volt quick connector.
The beneficial effects of the utility model are as follows: the scheme fundamentally solves the problem of ice blockage in winter of the outdoor pipeline, and even if the whole pipeline system is blocked, the normal use of the pipeline system can be recovered in a short time, so that the scheme has great social benefit.
Drawings
FIG. 1 is a schematic view of an axial cross-sectional structure of the present utility model;
fig. 2 is a schematic view of the radial cross-sectional structure of the present utility model.
In the figure: 1-a first PVC outer sleeve; 2-a polyurethane foaming heat-insulating layer; 3-a first PPR hot water pipe; 4-a rubber and plastic heat preservation layer; 5-PVC joint sleeve; a 6-PPR linker; 7-heat tracing band outer leads; 8-heat tracing band; 9-heat conducting aluminum foil; 10-a quick connector for heat tracing belt; 11-a second PVC outer sleeve; 12-a second PPR hot water tube.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the pipeline device capable of being ice-blocked in extremely cold areas comprises a first PPR hot water pipe 3 (made of polyurethane) and a second PPR hot water pipe 12, wherein a heat tracing band 8 is laid on the lower side of the bottom of the first PPR hot water pipe 3 and the lower side of the bottom of the second PPR hot water pipe 12, the heat tracing band 8 extends along the length direction of the corresponding PPR hot water pipe, a heat conducting aluminum foil 9 is bonded on the bottom of the first PPR hot water pipe 3 and the outer side of the corresponding heat tracing band 8, a heat conducting aluminum foil 9 is bonded on the bottom of the second PPR hot water pipe 12 and the outer side of the corresponding heat tracing band 8, a first PVC outer sleeve 1 (made of polyvinyl chloride) is arranged on the outer side of the first PPR hot water pipe 3, a polyurethane foaming heat insulation layer 2 is arranged between the first PPR hot water pipe 3 and the first PVC outer sleeve 1, a second PVC outer sleeve 11 is arranged on the outer side of the second PPR hot water pipe 12, a polyurethane foaming layer 2 is also arranged between the second PPR hot water pipe 12 and the second PVC heat insulation layer 11, the first PVC outer sleeve 1 is connected with the second PVC heat insulation layer 11 through a PVC joint 5, the first PPR joint 6 and the PPR joint 6 is connected with the first PPR hot water pipe 6, and the second PPR joint 6 is connected with the PPR joint 6, and the PVC joint 6 is arranged outside the PPR joint 6, and the heat insulation layer is connected with the PPR joint 6, and the heat insulation pipe is connected with the heat insulation pipe and the heat insulation pipe.
The length of the PPR pipeline is 4 m, the length of the heat tracing belt 8 is 5 m, two ends of the heat tracing belt 8 are respectively led out by 0.5 m, and when the pipeline is welded on site, the two ends of the surplus heat tracing belt 8 are led out outside the PVC joint sleeve 5 after encircling the PPR joint 6, so that the power line is conveniently connected. The polyurethane foaming heat-insulating layer 2 is adopted, the temperature of the heat tracing belt 8 is self-limited to 60 ℃, and the ignition risk is avoided.
The heat conduction aluminum foil 9 can ensure that the heating temperature of the heat tracing belt 8 is uniformly conducted into the PPR hot water pipe. When the interior of the PPR hot water pipe is blocked, heat emitted by the heat tracing belt 8 can be uniformly conducted, so that ice is quickly melted, and the normal function of the whole exposed outdoor pipeline is recovered in a short time.
The PVC joint cover 5 is internally provided with the rubber and plastic heat preservation layer 4, and the normal-temperature construction is carried out on the general site, so that the rubber and plastic material has excellent elasticity, can be tightly coated on the outer side of the PVC joint cover 5, is good in sealing, can effectively prevent the influence of thermal bridge effect on a pipeline in extremely cold weather, and prevents heat dissipation.
Two heat tracing bands 8 are laid on the lower side of the outer part of the PPR hot water pipe, the two heat tracing bands 8 are symmetrically distributed on the lower side of the PPR pipe, and the two heat tracing bands 8 are used for one time, so that the life cycle of the emergency defrosting heat tracing band 8 and the life cycle of the PPR hot water pipe are the same.
The end of the heat tracing band 8 (namely the heat tracing band outer lead 7) is provided with a heat tracing band quick connector 10, and the heat tracing band quick connector 10 can be a 220 volt quick connector or a 48 volt quick connector, so that the operation is convenient in field emergency treatment. And the total external power supply is provided with leakage protection, so that the electrical safety is reduced to the minimum risk.
The utility model is easy to construct on site, and fundamentally solves the problem of ice blockage of outdoor pipelines in winter. The utility model is suitable for a solar photo-thermal system, an air source heat pump heating system, an electric boiler heating system and a scattered off-grid heating integrated system with several heat sources fused. The utility model can also be used in steel pipe systems. When the heating system generates pipeline freezing, the frozen pipeline quickly returns to normal within a short time after being electrified. Allowing short-term or long-term shut down of the heating system when the piping is not empty.
Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.
Claims (4)
1. The utility model provides a pipeline device that extremely cold district can melt ice and block up, includes first PPR hot-water line and second PPR hot-water line, its characterized in that: the bottom downside of first PPR hot-water line with the bottom downside of second PPR hot-water line all lays the companion area, and the companion area extends along the length direction of corresponding PPR hot-water line, the bottom of first PPR hot-water line and the outside bonding of corresponding companion area have the heat conduction aluminium foil, the bottom of second PPR hot-water line and the outside bonding of corresponding companion area have the heat conduction aluminium foil, the outside of first PPR hot-water line is provided with first PVC outer tube, first PPR hot-water line with be provided with polyurethane foaming heat preservation between the first PVC outer tube, the outside of second PPR hot-water line is provided with the second PVC outer tube, second PPR hot-water line with also be provided with polyurethane foaming heat preservation between the second PVC outer tube, first PVC outer tube pass through the PVC nipple and be connected with the second PPR hot-water line, first PPR hot-water line pass through the PPR connects with the second PPR hot-water line, first PPR hot-water line the second PPR pipe the PPR end with the PVC nipple is provided with the PVC nipple and encircle the heat preservation to the outside between the PVC nipple.
2. The pipeline device capable of melting ice and blocking in extremely cold areas according to claim 1, wherein: two heat tracing bands are laid on the lower side of the outer part of the PPR hot water pipe, and the two heat tracing bands are distributed symmetrically on the lower side of the PPR pipeline.
3. The pipeline device capable of melting ice and blocking in extremely cold areas according to claim 2, wherein: the PVC adapter sleeve is connected with the first PVC outer sleeve in a buckling manner, and the PVC adapter sleeve is connected with the second PVC outer sleeve in a buckling manner.
4. A pipeline device capable of ice-melting and blocking in extremely cold areas according to claim 3, characterized in that: the end of the heat tracing belt is provided with a 220 volt quick connector or a 48 volt quick connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320541491.5U CN219327889U (en) | 2023-03-20 | 2023-03-20 | Pipeline device capable of melting ice and blocking in extremely cold region |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320541491.5U CN219327889U (en) | 2023-03-20 | 2023-03-20 | Pipeline device capable of melting ice and blocking in extremely cold region |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219327889U true CN219327889U (en) | 2023-07-11 |
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ID=87063617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320541491.5U Active CN219327889U (en) | 2023-03-20 | 2023-03-20 | Pipeline device capable of melting ice and blocking in extremely cold region |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219327889U (en) |
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2023
- 2023-03-20 CN CN202320541491.5U patent/CN219327889U/en active Active
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