CN207049517U - Right feed channel cold-keeping device - Google Patents
Right feed channel cold-keeping device Download PDFInfo
- Publication number
- CN207049517U CN207049517U CN201720874532.7U CN201720874532U CN207049517U CN 207049517 U CN207049517 U CN 207049517U CN 201720874532 U CN201720874532 U CN 201720874532U CN 207049517 U CN207049517 U CN 207049517U
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- CN
- China
- Prior art keywords
- keeping device
- layer
- feed channel
- lng pipeline
- specially
- 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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Abstract
The utility model discloses right feed channel cold-keeping device, including LNG pipeline, the outer wall of the LNG pipeline wraps successively connects steel ring, heat-insulation layer, fine sand layer, sealant layer and aluminium apron, and pass through encapsulation process, heat-insulation layer is specially nano oxidized silica aerogel or polyurethane foam, and fine sand layer is specially pearlife；Two and half round busses are cased with outside aluminium apron, half round buss is closely connected by screw, nuts and bolt, and semicircle sleeve connection has sliding support, and the disconnected pipe junction of LNG pipeline is provided with mineral wool, and mineral wool is externally provided with sealing ring.The utility model in order to the LNG pipeline cold insulation facility for solving prior art exist the shortcomings that, feed channel cold-keeping device is clear in proposition, it is realized is incubated layer by layer, heat-proof quality is good, sealing is preferable, and weather resistance is strong, while the socket installation to pipeline cold-keeping device is realized, and realized to pipe connection or the lengthening of the pipeline connection of breaking.
Description
Technical field
LNG pipeline cold insulation facility technology field is the utility model is related to, more particularly to LNG pipeline is protected
Device for cooling.
Background technology
One of natural gas feature is exactly clean and effective, and the innocuous substances such as CO2, H2O, institute are generated after fully being burnt due to it
Meeting China with natural gas energy resource should the requirement that has fewer environmental impacts again of rapid economic development.China is except western gas east
Send etc. outside the utilization of gaseous form natural gas, liquefied natural gas LNG application also becomes more and more important, how transportation of liquefied natural gas
LNG is global problem.
The LNG pipeline cold insulation facility of prior art simply merely adds insulating foam, its weather resistance compared with
Difference, warmth retention property is poor, and can not solve the warming problem of pipeline junction.
Utility model content
The purpose of this utility model is and the right feed channel cold insulation dress proposed in order to solve shortcoming present in prior art
Put.
To achieve these goals, the utility model employs following technical scheme：
Right feed channel cold-keeping device, including LNG pipeline, the outer wall of the LNG pipeline are tightly sleeved
There is steel ring, the steel ring is socketed with heat-insulation layer outside the side away from LNG pipeline, the heat-insulation layer is away from steel ring
Fine sand layer is socketed with outside side, the fine sand layer is socketed with sealant layer, the sealing outside the side away from remote steel ring
Glue-line is socketed with aluminium apron outside the side away from steel ring, semicircle set is socketed with outside the side of the aluminium apron away from steel ring
Cylinder, half round buss are symmetrically arranged two, and aluminium apron is socketed in inside by described two half round busses completely, described two
Bolt, screw and nut are provided with individual semicircle sleeve connection, the semicircle sleeve outer wall of one of them is connected with sliding support.
Preferably, the disconnected pipe junction of the LNG pipeline is provided with mineral wool, the mineral wool will be broken or
The LNG pipeline for needing to connect combines, and side of the mineral wool away from LNG pipeline is also lined with steel ring, institute
State side of the mineral wool away from LNG pipeline and be provided with sealing ring.
Preferably, the heat-insulation layer is specially nano oxidized silica aerogel.
Preferably, the heat-insulation layer is specially polyurethane foam.
Preferably, the fine sand layer is specially pearlife.
Preferably, the mineral wool is specially glass fibre cotton, and the sealing ring is specially galvanized aluminium board, the sealing ring
It is bonded in by metal-to-metal adhesive on the outside of mineral wool.
Preferably, the sealant layer is specially antifreeze fluid sealant.
Compared with prior art, the beneficial effects of the utility model are：
1. wrapped successively in the outer wall of LNG pipeline and connect steel ring, heat-insulation layer, fine sand layer, sealant layer and aluminium apron,
And passing through encapsulation process, heat-insulation layer is specially nano oxidized silica aerogel or polyurethane foam, and fine sand layer is specially pearlife, real
Show and be incubated layer by layer, heat-proof quality is good, and sealing is preferable, and weather resistance is strong.
2. by covering two and half round busses outside aluminium apron, with the close bolt of screw and nut, above structure forms whole
Individual cold-keeping device, whole cold-keeping device is slided along LNG pipeline by sliding support, it is achieved thereby that being protected to pipeline
The socket installation of device for cooling.
3. by setting mineral wool and sealing ring in pipeline junction, and loading onto above cold-keeping device, realize to the Guan Lian that breaks
Connect or the lengthening of pipeline connects.
Brief description of the drawings
Fig. 1 be the utility model proposes right feed channel cold-keeping device structural representation；
Fig. 2 be the utility model proposes right feed channel cold-keeping device pipeline junction structural representation；
In figure：1 LNG pipeline, 2 steel rings, 3 heat-insulation layers, 4 fine sand layers, 5 sealant layers, 6 aluminium aprons, 7 semicircle sets
Cylinder, 8 bolts, 9 screws, 10 nuts, 11 sliding supports, 12 mineral wools, 13 sealing rings.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, right feed channel cold-keeping device, including LNG pipeline 1, the LNG pipeline 1
Outer wall has been tightly sleeved steel ring 2, and heat-insulation layer 3 is socketed with outside the side of the steel ring 2 away from LNG pipeline 1, described
Heat-insulation layer 3 is socketed with fine sand layer 4 outside the side away from steel ring 4, the fine sand layer 4 is away from the side outer cover away from steel ring 2
Sealant layer 5 is connected to, aluminium apron 6 is socketed with outside the side of the sealant layer 5 away from steel ring 2, the aluminium apron 6 is away from steel
Semicircle sleeve 7 is socketed with outside the side of circle 2, half round buss 7 is symmetrically arranged two, described two half round busses 7
Aluminium apron 6 is socketed in inside completely, described two junctions of half round buss 7 are provided with bolt 8, screw 9 and nut 10, wherein one
The individual outer wall of half round buss 7 is connected with sliding support 11.
The disconnected pipe junction of the LNG pipeline 1 is provided with mineral wool 12, and the mineral wool 12 will be broken or need
The LNG pipeline 1 to be connected combines, and the side of the mineral wool 12 away from LNG pipeline 1 is also lined with steel ring 2,
The side of the mineral wool 12 away from LNG pipeline 1 is provided with sealing ring 13.
The heat-insulation layer 3 is specially nano oxidized silica aerogel.
The heat-insulation layer 3 is specially polyurethane foam.
The fine sand layer 4 is specially pearlife.
The mineral wool 12 specially glass fibre cotton, the sealing ring 13 specially galvanized aluminium board, the sealing ring 13
The outside of mineral wool 12 is bonded in by metal-to-metal adhesive.
The sealant layer 5 is specially antifreeze fluid sealant.
The course of work of the present utility model：Wrapped successively in the outer wall of LNG pipeline 1 and connect steel ring 2, heat-insulation layer 3, thin
Sand bed 4, sealant layer 5 and aluminium apron 6, and pass through encapsulation process；Two and half round busses 7 are put again, it is tight with screw 9 and nut 10
Close bolt 8, above structure form whole cold-keeping device, by sliding support 11 by whole cold-keeping device along LNG pipeline
1 slides, it is achieved thereby that the socket installation to pipeline cold-keeping device；In pipeline junction, mineral wool 12 and sealing ring 13 are set,
And above cold-keeping device is loaded onto, realize to pipe connection or the lengthening of the pipeline connection of breaking.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (7)
1. right feed channel cold-keeping device, including LNG pipeline（1）, it is characterised in that the LNG pipeline（1）
Outer wall be tightly sleeved steel ring（2）, the steel ring（2）Away from LNG pipeline（1）Side outside be socketed with insulation
Layer（3）, the heat-insulation layer（3）Away from steel ring（2）Side outside be socketed with fine sand layer（4）, the fine sand layer（4）It is remote
Steel ring（2）Side outside be socketed with sealant layer（5）, the sealant layer（5）Away from steel ring（2）Side outside be socketed with
Aluminium apron（6）, the aluminium apron（6）Away from steel ring（2）Side outside be socketed with semicircle sleeve（7）, half round buss（7）
For symmetrically arranged two, described two half round busses（7）By aluminium apron（6）Inside, described two semicircle sets are socketed in completely
Cylinder（7）Junction is provided with bolt（8）, screw（9）And nut（10）, half round buss of one of them（7）Outer wall is connected with
Sliding support（11）.
2. so feed channel cold-keeping device according to claim 1, it is characterised in that the LNG pipeline（1）'s
Disconnected pipe junction is provided with mineral wool（12）, the mineral wool（12）It will be broken or need the LNG pipeline connected（1）
With reference to the mineral wool（12）Away from LNG pipeline（1）Side be also lined with steel ring（2）, the mineral wool（12）Far
From LNG pipeline（1）Side be provided with sealing ring（13）.
3. so feed channel cold-keeping device according to claim 1, it is characterised in that the heat-insulation layer（3）Specially nanometer
Silica aerogel.
4. so feed channel cold-keeping device according to claim 1, it is characterised in that the heat-insulation layer（3）Specially poly- ammonia
Ester foam.
5. so feed channel cold-keeping device according to claim 1, it is characterised in that the fine sand layer（4）Specially pearly-lustre
Sand.
6. so feed channel cold-keeping device according to claim 2, it is characterised in that the mineral wool（12）Specially glass
Cellucotton, the sealing ring（13）Specially galvanized aluminium board, the sealing ring（13）Mineral wool is bonded in by metal-to-metal adhesive（12）
Outside.
7. so feed channel cold-keeping device according to claim 1, it is characterised in that the sealant layer（5）It is specially anti-
Freeze fluid sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874532.7U CN207049517U (en) | 2017-07-19 | 2017-07-19 | Right feed channel cold-keeping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720874532.7U CN207049517U (en) | 2017-07-19 | 2017-07-19 | Right feed channel cold-keeping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049517U true CN207049517U (en) | 2018-02-27 |
Family
ID=61497409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720874532.7U Expired - Fee Related CN207049517U (en) | 2017-07-19 | 2017-07-19 | Right feed channel cold-keeping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207049517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529732A (en) * | 2021-07-02 | 2021-10-22 | 广汇能源综合物流发展有限责任公司 | Circulating pipeline device for LNG gasification conversion and construction method thereof |
-
2017
- 2017-07-19 CN CN201720874532.7U patent/CN207049517U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529732A (en) * | 2021-07-02 | 2021-10-22 | 广汇能源综合物流发展有限责任公司 | Circulating pipeline device for LNG gasification conversion and construction method thereof |
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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 |
Granted publication date: 20180227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |