CN2643136Y - Vacuum insulated pipeline - Google Patents
Vacuum insulated pipeline Download PDFInfo
- Publication number
- CN2643136Y CN2643136Y CN 03258424 CN03258424U CN2643136Y CN 2643136 Y CN2643136 Y CN 2643136Y CN 03258424 CN03258424 CN 03258424 CN 03258424 U CN03258424 U CN 03258424U CN 2643136 Y CN2643136 Y CN 2643136Y
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- fixed
- steel tube
- working steel
- working
- 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.)
- Expired - Fee Related
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- Thermal Insulation (AREA)
Abstract
The utility model is a vacuum insulated pipeline. An outer steel pipe covers the outer part of the working steel pipe, where a plurality of movable types of scaffolding are fixed. Two ends of the fixed scaffolding are connected with an outer steel pipe and the working steel pipe respectively. A sleeve expansion joint is fixed in the working steel pipe. An end seal is arranged an inlet of a heat source and every outlet. A ripple expansion joint is fixed in the starting end and the terminal of the seal end in the working steel pipe. An incubation cotton is filled between the working steel pipe and the outer steel pipe. A vacuum pump is connected with the sealing space between the working steel pipe and the outer steel pipe. An electric cabinet of the vacuum pump is connected with the vacuum pump through a cable. The utility model possesses advantages as follows, first, when vacuum is applied as the medium for incubation and heat insulation and when the incubation cotton is applied as assistance, temperature of the heat source transported will improve greatly, which provides effective assurance for transportation of high temperature heat source. Second, the utility model possesses advantages of simple structure, reasonable design, and convenient operation, economic and practical feature.
Description
Technical field
The utility model belongs to a kind of insulation heating power conveyance conduit, particularly a kind of vacuum thermal-insulating pipeline.
Background technique
At present, the heating power conveyance conduit also is in the user mode that adopts polyamine fat or heat-preservation cotton to do thermal insulation layer, because heat insulation effect is poor, and the thermal source loss is very big in the conveyance conduit way, is unfavorable for that the heating power of high temperature is carried.
Summary of the invention
The purpose of this utility model provides a kind of vacuum thermal-insulating pipeline, and it has overcome above-mentioned defective, and this pipeline is with the medium of vacuum as insulation, improves the temperature of the thermal source that is transferred greatly, for the conveying of high temperature heat source provides effective assurance.
The technical solution of the utility model is: a kind of vacuum thermal-insulating pipeline, it has working steel tube, sleeve expansion joint, FlexbleJoint and heat-preservation cotton are formed, it is characterized in that: it also has outer steel pipe, fixed support, travel(l)ing rest, vacuum pump, vacuum pump is controlled electric cabinet and end envelope, outer steel pipe is sleeved on the outside of working steel tube, be fixed with the plurality of movable support on the working steel tube, the fixed support two ends are connected on outer steel pipe and the working steel tube, sleeve expansion joint is fixed on the working steel tube, the end envelope is positioned at thermal source ingress and each outlet port, its outer garden diameter is identical with the outer steel pipe diameter, interior garden diameter is identical with the working steel tube diameter, Wai Yuan edge and outer steel pipe are fixed, Nei Yuan edge and working steel tube are fixed, FlexbleJoint is fixed on the top and the end of the working steel tube of end envelope, heat-preservation cotton is filled between working steel tube and the outer steel pipe, and vacuum pump is connected with enclosed space between outer steel pipe and the working steel tube, and the vacuum pump of vacuum pump is controlled electric cabinet and connected vacuum pump by cable.
Described working steel tube overlaps with the shaft axis of outer steel pipe.
Described fixed support is made up of extrapolability ring, interior Thrust ring, air hole and high-strength heat-insulating pad, extrapolability ring and outer steel pipe are fixed, and the upper end is provided with air hole, interior Thrust ring and working steel tube are fixed by strengthening gusset, interior Thrust ring and extrapolability interannular clamp the high-strength heat-insulating pad, and the extrapolability ring is connected by bolt with interior Thrust ring.
Described travel(l)ing rest is made up of dunnage, roller, roller shaft, last snap ring, following snap ring, roller shaft is through among the axis hole of roller, the two ends of roller shaft are fixed on the dunnage, fix with upper and lower snap ring respectively, travel(l)ing rest clamps and is fixed on the working steel tube, and the roller of below contacts with the inwall of outer steel pipe.
The utlity model has following advantage: 1, with vacuum as the insulation medium, be aided with heat-preservation cotton because the high heat-shielding performance of vacuum, improve the temperature of the thermal source that is transferred greatly, for the conveying of high temperature heat source provides effective assurance; 2, simple in structure, reasonable in design, easy to use, economical and practical.
Description of drawings
Accompanying drawing 1 is the utility model structural representation.
Accompanying drawing 2 is the utility model travel(l)ing rest structural representations.
Accompanying drawing 3 is the utility model fixing rack structure schematic representation.
Accompanying drawing 4 is the utility model end seal structure schematic representation.
Embodiment
As shown in the figure: a kind of vacuum thermal-insulating pipeline, it is made up of working steel tube 12, sleeve expansion joint 6, FlexbleJoint 2 and heat-preservation cotton 7, it is characterized in that: it also has outer steel pipe 4, fixed support 8, travel(l)ing rest 5, vacuum pump 10, vacuum pump to control electric cabinet 11 and end envelope 13, outer steel pipe 4 is sleeved on the outside of working steel tube 12, and working steel tube 12 overlaps with the shaft axis of outer steel pipe 4; Clamp on the working steel tube 12 and be fixed with plurality of movable support 5, form by dunnage 16, roller 18, roller shaft 19, last snap ring 14, following snap ring 21, the two ends of roller shaft 19 are fixed on the dunnage 16, roller shaft 19 is through among the axis hole of roller 18, fix with upper and lower snap ring 14,21 respectively, travel(l)ing rest 5 rollers 18 of below contact with the inwall of outer steel pipe 4, and working steel tube 12 can be done axial motion on the inwall of outer steel pipe 4; Fixed support 8 is made up of extrapolability ring 25, interior Thrust ring 24, air hole 22 and high-strength heat-insulating pad 3, extrapolability ring 25 is fixing with outer steel pipe 4, and the upper end is provided with air hole 22, make the space between working steel tube 12 and the outer steel pipe 4 form an integral body, be convenient to vacuumize, interior Thrust ring 24 is fixing by strengthening gusset 23 with working steel tube 12, and 25 on interior Thrust ring 24 and extrapolability ring clamp high-strength heat-insulating pad 3, and extrapolability ring 25 is connected by bolt 17 with interior Thrust ring 24; Sleeve expansion joint 6 is fixed on the working steel tube 12, when temperature changes, when generation is enough to make working steel tube 12 to carry out the expansive force of axial motion, working steel tube 12 1 ends that are connected with compensator 6 are fixed in fixed support 8, the other end produces axial motion in compensator 6, at this moment, be installed in the travel(l)ing rest 5 on the working steel tube 12, then frame working steel tube 12 and do axial motion on outer steel pipe 4 inwall; End envelope 13 is positioned at thermal source ingress 9 and each outlet port 1, its outer garden diameter is identical with outer steel pipe 4 diameters, interior garden diameter is identical with working steel tube 12 diameters, Wai Yuan edge and outer steel pipe 4 are fixing, Nei Yuan edge and working steel tube 12 are fixing, make the outer steel pipe 4 and the space between the working steel tube 12 of whole conveyance conduit form a sealed whole body, be convenient to be evacuated; FlexbleJoint 2 is fixed on the top and the end of the working steel tube 12 of end envelope 13, steel pipe be heated and when cooling off institute cause flexible all being controlled in this compensator; Heat-preservation cotton 7 is filled between working steel tube 12 and the outer steel pipe 4; Vacuum pump 10 is connected with enclosed space between outer steel pipe 4 and the working steel tube 12, and the vacuum pump of vacuum pump is controlled electric cabinet 11 and connected vacuum pump 10 by cable.
Claims (4)
1, a kind of vacuum thermal-insulating pipeline, it has working steel tube, sleeve expansion joint, FlexbleJoint and heat-preservation cotton are formed, it is characterized in that: it also has outer steel pipe, fixed support, travel(l)ing rest, vacuum pump, vacuum pump is controlled electric cabinet and end envelope, outer steel pipe is sleeved on the outside of working steel tube, be fixed with the plurality of movable support on the working steel tube, the fixed support two ends are connected on outer steel pipe and the working steel tube, sleeve expansion joint is fixed on the working steel tube, the end envelope is positioned at thermal source ingress and each outlet port, its outer garden diameter is identical with the outer steel pipe diameter, interior garden diameter is identical with the working steel tube diameter, Wai Yuan edge and outer steel pipe are fixed, Nei Yuan edge and working steel tube are fixed, FlexbleJoint is fixed on the top and the end of the working steel tube of end envelope, heat-preservation cotton is filled between working steel tube and the outer steel pipe, and vacuum pump is connected with enclosed space between outer steel pipe and the working steel tube, and the vacuum pump of vacuum pump is controlled electric cabinet and connected vacuum pump by cable.
2, a kind of vacuum thermal-insulating pipeline according to claim 1 is characterized in that: described working steel tube overlaps with the shaft axis of outer steel pipe.
3, a kind of vacuum thermal-insulating pipeline according to claim 1, it is characterized in that: described fixed support is made up of extrapolability ring, interior Thrust ring, air hole and high-strength heat-insulating pad, extrapolability ring and outer steel pipe are fixed, and the upper end is provided with air hole, interior Thrust ring and working steel tube are fixed by strengthening gusset, interior Thrust ring and extrapolability interannular clamp the high-strength heat-insulating pad, and the extrapolability ring is connected by bolt with interior Thrust ring.
4, a kind of vacuum thermal-insulating pipeline according to claim 1, it is characterized in that: described travel(l)ing rest is made up of dunnage, roller, roller shaft, last snap ring, following snap ring, roller shaft is through among the axis hole of roller, the two ends of roller shaft are fixed on the dunnage, fix with upper and lower snap ring respectively, travel(l)ing rest clamps and is fixed on the working steel tube, and the roller of below contacts with the inwall of outer steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258424 CN2643136Y (en) | 2003-09-10 | 2003-09-10 | Vacuum insulated pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03258424 CN2643136Y (en) | 2003-09-10 | 2003-09-10 | Vacuum insulated pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2643136Y true CN2643136Y (en) | 2004-09-22 |
Family
ID=34295809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03258424 Expired - Fee Related CN2643136Y (en) | 2003-09-10 | 2003-09-10 | Vacuum insulated pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2643136Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003596A (en) * | 2010-11-23 | 2011-04-06 | 上海电力学院 | Vacuum insulation pipe filled with inert gas |
| CN102748561A (en) * | 2012-07-11 | 2012-10-24 | 青岛绿科汽车燃气开发有限公司 | Pipeline insulating device |
| CN110107756A (en) * | 2019-05-31 | 2019-08-09 | 中铁第四勘察设计院集团有限公司 | Connector and pipe connecting structure |
| RU2721011C1 (en) * | 2019-01-29 | 2020-05-15 | Шинда (Тангшан) Креатив Оил Енд Гас Екуипмент Ко., Лтд. | Pipe with steel casing, providing super long thermal insulation, and method of machining thereof |
-
2003
- 2003-09-10 CN CN 03258424 patent/CN2643136Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003596A (en) * | 2010-11-23 | 2011-04-06 | 上海电力学院 | Vacuum insulation pipe filled with inert gas |
| CN102748561A (en) * | 2012-07-11 | 2012-10-24 | 青岛绿科汽车燃气开发有限公司 | Pipeline insulating device |
| RU2721011C1 (en) * | 2019-01-29 | 2020-05-15 | Шинда (Тангшан) Креатив Оил Енд Гас Екуипмент Ко., Лтд. | Pipe with steel casing, providing super long thermal insulation, and method of machining thereof |
| EP3690348A1 (en) | 2019-01-29 | 2020-08-05 | Shinda (Tangshan) Creative Oil & Gas Equipment Co., Ltd. | Super-long thermal insulation steel jacket pipe and machining process thereof |
| GB2582377A (en) * | 2019-01-29 | 2020-09-23 | Shinda Tangshan Creative Oil & Gas Equip Co Ltd | Super-long thermal insulation steel jacket pipe and machining process thereof |
| US10948121B2 (en) | 2019-01-29 | 2021-03-16 | Shinda (Tangshan) Creative Oil & Gas Equipment Co., Ltd. | Super-long thermal insulation steel jacket pipe and machining process thereof |
| GB2582377B (en) * | 2019-01-29 | 2022-11-23 | Shinda Tangshan Creative Oil & Gas Equip Co Ltd | Super-long thermal insulation steel jacket pipe and machining process thereof |
| CN110107756A (en) * | 2019-05-31 | 2019-08-09 | 中铁第四勘察设计院集团有限公司 | Connector and pipe connecting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |