CN219413814U - Pipeline for conveying low-temperature medium - Google Patents
Pipeline for conveying low-temperature medium Download PDFInfo
- Publication number
- CN219413814U CN219413814U CN202320681320.2U CN202320681320U CN219413814U CN 219413814 U CN219413814 U CN 219413814U CN 202320681320 U CN202320681320 U CN 202320681320U CN 219413814 U CN219413814 U CN 219413814U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- vacuum jacket
- temperature medium
- cold insulation
- jacket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Thermal Insulation (AREA)
Abstract
The utility model discloses a pipeline for conveying low-temperature medium, which comprises a cold insulation blanket, a vacuum jacket, a metal pipeline, a negative pressure manometer, a vacuumizing interface, an asphalt waterproof layer, a PVC (polyvinyl chloride) shell and a flange, wherein the vacuum jacket is arranged on the outer side of the metal pipeline, the asphalt waterproof layer is arranged on the outer side of the vacuum jacket, a polyurethane cold insulation blanket is arranged on the outer side of the asphalt waterproof layer, the PVC shell is arranged on the outer side of the polyurethane cold insulation blanket, the vacuum jacket and the metal pipeline are welded on the flange, and the vacuumizing interface and the negative pressure manometer are connected on the vacuum jacket. The device not only enhances the strength of the original pipeline by adding the jacket pipe and carrying out vacuumizing treatment in the jacket, but also enables the low-temperature medium in the pipeline to effectively isolate the external heat of the pipeline system from being conducted to the low-temperature medium in the pipeline even under the condition that the external cold insulation structure of the pipeline is damaged or missing, thereby ensuring the transportation safety of the low-temperature medium in the pipeline and reducing the energy consumption of the refrigerating system and enabling the system to stably run.
Description
Technical Field
The utility model relates to the field of low-temperature medium pipelines, in particular to a pipeline for conveying low-temperature medium.
Background
The existing cryogenic fluid delivery system devices have a number of drawbacks: in the conveying process of the low-temperature medium, part of cold insulation measures are invalid, so that heat in the environment is conducted to the medium in the pipeline through the outer wall of the pipeline, the working condition of the system is changed, the refrigerating system is required to be additionally operated, the energy consumption of the system is increased, and the normal operation of the system is influenced; for this purpose, a conduit for conveying a cryogenic medium is provided.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art and provides a pipeline for conveying a low-temperature medium so as to solve the problems of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a carry low temperature medium pipeline, includes polyurethane cold insulation blanket, vacuum jacket, metal pipeline, negative pressure manometer, evacuation interface, pitch waterproof layer, PVC shell and flange, the outside of metal pipeline is equipped with the vacuum jacket, the outside of vacuum jacket is equipped with the pitch waterproof layer, the outside of pitch waterproof layer is equipped with polyurethane cold insulation blanket, the outside of polyurethane cold insulation blanket is equipped with the PVC shell.
As a preferable technical scheme of the utility model, the vacuum jacket and the metal pipeline are welded on the flange.
As a preferable technical scheme of the utility model, the vacuum jacket is connected with a vacuumizing interface and a negative pressure gauge.
As a preferable technical scheme of the utility model, the asphalt waterproof layer is wrapped on the vacuum jacket, and the polyurethane cold insulation blanket is wrapped on the asphalt waterproof layer.
The beneficial effects of the utility model are as follows: the device not only enhances the strength of the original pipeline by adding the jacket pipe and carrying out vacuumizing treatment in the jacket, but also enables the low-temperature medium in the pipeline to effectively isolate the external heat of the pipeline system from being conducted to the low-temperature medium in the pipeline even under the condition that the external cold insulation structure of the pipeline is damaged or missing, thereby ensuring the transportation safety of the low-temperature medium in the pipeline and reducing the energy consumption of the refrigerating system and enabling the system to stably run.
This product is through double-layered sleeve pipe evacuation, isolated air prevents that heat conduction from producing to set up vacuum pressure gauge and evacuating mouth, can directly visual the inside vacuum condition of double-layered sleeve pipe, and can simply effectively utilize evacuating mouth evacuating, guarantee the double-layered sleeve pipe vacuum at any time, make the double-layered sleeve pipe effectively isolate the outside heat of system and get into low temperature medium, thereby guarantee system safety and stability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
in the figure: the heat insulation blanket comprises a polyurethane cold insulation blanket 1, a vacuum jacket 2, a metal pipeline 3, a negative pressure manometer 4, a vacuumizing interface 5, an asphalt waterproof layer 6, a PVC shell 7 and a flange 8.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples: referring to fig. 1, a low-temperature medium conveying pipeline comprises a polyurethane cold insulation blanket 1, a vacuum jacket 2, a metal pipeline 3, a negative pressure manometer 4, a vacuumizing interface 5, an asphalt waterproof layer 6, a PVC (polyvinyl chloride) shell 7 and a flange 8, wherein the vacuum jacket 2 is arranged on the outer side of the metal pipeline 3, the asphalt waterproof layer 6 is arranged on the outer side of the vacuum jacket 2, the polyurethane cold insulation blanket 1 is arranged on the outer side of the asphalt waterproof layer 6, and the PVC shell 7 is arranged on the outer side of the polyurethane cold insulation blanket 1.
The vacuum jacket 2 and the metal pipe 3 are welded on the flange 8.
The vacuum jacket 2 is connected with a vacuumizing interface 5 and a negative pressure gauge 4.
The asphalt waterproof layer 6 is wrapped on the vacuum jacket 2, and the polyurethane cold insulation blanket 1 is wrapped on the asphalt waterproof layer 6.
Working principle: the utility model provides a carry low temperature medium pipeline, utilizes the principle that the material can not transfer away under the state of vacuum, evacuation on vacuum jacket 2 to utilize negative pressure manometer 4 to observe the vacuum in the vacuum jacket 2, reduce the condition that the heat conducted outside the system to the inner tube, thereby make the stable operation of system.
Connection relationship between the respective components: the vacuum jacket 2 and the metal pipeline 3 of the device are welded on the flange 8, are of a full jacket structure, and are provided with a vacuumizing interface 5 for facilitating vacuumizing and visual observation of the vacuum degree in the jacket pipe by the negative pressure gauge 4. The inside of the jacket pipe is vacuumized, so that external heat can be effectively blocked from being transmitted into a low-temperature medium in the pipe through the outer wall of the jacket pipe and the pipe, thereby ensuring the working condition of the low-temperature medium and reducing the refrigeration load of the system.
The device not only enhances the strength of the original pipeline by adding the jacket pipe and carrying out vacuumizing treatment in the jacket, but also enables the low-temperature medium in the pipeline to effectively isolate the external heat of the pipeline system from being conducted to the low-temperature medium in the pipeline even under the condition that the external cold insulation structure of the pipeline is damaged or missing, thereby ensuring the transportation safety of the low-temperature medium in the pipeline and reducing the energy consumption of the refrigerating system and enabling the system to stably run.
This product is through double-layered sleeve pipe evacuation, isolated air prevents that heat conduction from producing to set up vacuum pressure gauge and evacuating mouth, can directly visual the inside vacuum condition of double-layered sleeve pipe, and can simply effectively utilize evacuating mouth evacuating, guarantee the double-layered sleeve pipe vacuum at any time, make the double-layered sleeve pipe effectively isolate the outside heat of system and get into low temperature medium, thereby guarantee system safety and stability.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (4)
1. The utility model provides a carry low temperature medium pipeline, includes polyurethane cold insulation blanket (1), vacuum jacket (2), metal pipeline (3), negative pressure manometer (4), evacuation interface (5), pitch waterproof layer (6), PVC shell (7) and flange (8), its characterized in that: the outer side of the metal pipeline (3) is provided with a vacuum jacket (2), the outer side of the vacuum jacket (2) is provided with an asphalt waterproof layer (6), the outer side of the asphalt waterproof layer (6) is provided with a polyurethane cold insulation blanket (1), and the outer side of the polyurethane cold insulation blanket (1) is provided with a PVC shell (7).
2. A cryogenic medium pipe according to claim 1, characterized in that: the vacuum jacket (2) and the metal pipeline (3) are welded on the flange (8).
3. A cryogenic medium pipe according to claim 1, characterized in that: the vacuum jacket (2) is connected with a vacuumizing interface (5) and a negative pressure gauge (4).
4. A cryogenic medium pipe according to claim 1, characterized in that: the asphalt waterproof layer (6) is wrapped on the vacuum jacket (2), and the polyurethane cold insulation blanket (1) is wrapped on the asphalt waterproof layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320681320.2U CN219413814U (en) | 2023-03-30 | 2023-03-30 | Pipeline for conveying low-temperature medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320681320.2U CN219413814U (en) | 2023-03-30 | 2023-03-30 | Pipeline for conveying low-temperature medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219413814U true CN219413814U (en) | 2023-07-25 |
Family
ID=87234593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320681320.2U Active CN219413814U (en) | 2023-03-30 | 2023-03-30 | Pipeline for conveying low-temperature medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219413814U (en) |
-
2023
- 2023-03-30 CN CN202320681320.2U patent/CN219413814U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206682459U (en) | A kind of high vacuum multiple layer heat insulation pipeline flat flanged joint | |
| CN102261558A (en) | Low temperature gas supplying apparatus | |
| CN219413814U (en) | Pipeline for conveying low-temperature medium | |
| CN103090156A (en) | Vacuum heat insulation heat fluid energy-saving running pipeline | |
| CN208041429U (en) | A kind of piping lane monitored on-line gas pipeline expansion joint | |
| CN104728595A (en) | LNG fuel tank | |
| CN202419128U (en) | Low-temperature storage tank | |
| CN207648308U (en) | A kind of pipe flange | |
| CN201306600Y (en) | Liquid phase pipe structure of cryogenic insulation pressure vessel | |
| CN204756172U (en) | Business turn over cold insulated cabinet seal for pipe joints structure | |
| CN208907741U (en) | Ring cold machine liquid bath thawing apparatus | |
| CN203796601U (en) | Full vacuum horizontal LNG immersed pump sump | |
| CN211450333U (en) | Large-scale normal pressure liquid argon storage tank and argon self-recovery device thereof | |
| CN210376204U (en) | Device for storing liquid helium and testing multilayer heat-insulating material under liquid helium temperature zone | |
| CN210687129U (en) | Ventilation isolated safety valve box | |
| CN210424475U (en) | Carbon dioxide liquefaction storage tank | |
| CN110425344A (en) | A kind of insulation construction of cold box of air separation unit plate junction antifrost | |
| CN207262035U (en) | A kind of Liquefied Hydrocarbon vacuum and low temperature storage facilities | |
| CN212203566U (en) | High-temperature steam pipeline cooling structure of thermal power plant | |
| CN220669958U (en) | Horizontal heat-insulating air-separation cooling box | |
| CN202215931U (en) | Gas supply device of low-temperature gas | |
| CN207066195U (en) | Conduction oil quickly cooling device | |
| CN204437700U (en) | A kind of vacuumizing of vacuum insulation deep cooling pressurized container draws valve | |
| CN209196313U (en) | A kind of oil field vacuum heat-insulation oil pipe | |
| CN216692499U (en) | High vacuum type integral adsorption type heat insulation double-wall pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |