CN203571338U - Prefabricated heat insulation device of sleeve compensator - Google Patents
Prefabricated heat insulation device of sleeve compensator Download PDFInfo
- Publication number
- CN203571338U CN203571338U CN201320752808.6U CN201320752808U CN203571338U CN 203571338 U CN203571338 U CN 203571338U CN 201320752808 U CN201320752808 U CN 201320752808U CN 203571338 U CN203571338 U CN 203571338U
- Authority
- CN
- China
- Prior art keywords
- thermal insulation
- expansion joint
- fixed
- pipe
- sleeve expansion
- 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 - Lifetime
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 87
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 13
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000011490 mineral wool Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Thermal Insulation (AREA)
Abstract
The utility model relates to a prefabricated heat insulation device of a sleeve compensator. The prefabricated heat insulation device comprises the sleeve compensator, a first connecting pipe and a second connecting pipe, the fixed end of the sleeve compensator is provided with the first connecting pipe, the fixed end of the sleeve compensator and the outer side of the first connecting pipe are provided with a first heat insulation layer and a first heat insulation pipe, the movable end of the sleeve compensator is provided with the second connecting pipe, the outer surface of the movable end of the sleeve compensator is provided with a hydrophobic heat insulation layer, the outer surface of the second connecting pipe is provided with a second heat insulation layer and a second heat insulation pipe, the outer side of the hydrophobic heat insulation layer is provided with a telescopic waterproof sheath, one end of the telescopic waterproof sheath is fixedly arranged at the outer surface of the first heat insulation pipe, the outer side of the telescopic waterproof sheath is provided with an outer support sheath, one end of the outer support sheath is fixedly arranged at the outer surface of the first heat insulation pipe, and the other end of the telescopic waterproof sheath is fixedly arranged on the second heat insulation pipe. The prefabricated heat insulation device has the advantages that the work performance is safe and reliable, the heat insulation effect is good, and the engineering manufacturing cost is low.
Description
Technical field
The utility model belongs to sleeve expansion joint thermal insulation apparatus field, particularly sleeve expansion joint prefabricated thermal insulation device.Be mainly used in the outer insulation of heating network middle sleeve compensator.
Background technique
In order to reduce heat loss, sleeve expansion joint in heating network all will be incubated, traditional heat preserving mode is job site insulation, due to the restriction of execution conditions, can only simply be incubated compensator, at compensator movable end, also can only adopt separately polyurethane to be incubated, compensator is when temperature variation is flexible like this, because polyurethane is hard insulating material, after stretching several times, will produce fracture, another compensator movable end insulation outside does not add oversheath, underground water enters thermal insulation layer, compensator is caused to corrosion, reduced the working life of compensator.
Model utility content
The purpose of this utility model is to provide sleeve expansion joint prefabricated thermal insulation device, this device fixed end and movable end prefabricated respectively thermal insulation apparatus, performance safety is reliable, long service life.
The technological scheme adopting is:
Sleeve expansion joint prefabricated thermal insulation device, comprises sleeve expansion joint, the first thermal insulation layer, the second thermal insulation layer, the first adapter and the second adapter.
Its technological points is:
Sleeve expansion joint is fixedly connected to the first adapter.
The outer surface at the outer surface of sleeve expansion joint fixed end and the first Tube to tube fittings place is provided with the first thermal insulation pipe.
Between the outer surface of sleeve expansion joint fixed end, the outer surface at the first Tube to tube fittings place and the first thermal insulation pipe, form the first cavity, in the first cavity, be fixed with the first thermal insulation layer.
The movable end of sleeve expansion joint is fixed with the second adapter.
The outer surface of sleeve expansion joint movable end is provided with hydrophobic heat-insulating layer.
Second take over outer surface is provided with the second thermal insulation pipe, second take over the second thermal insulation pipe between form the second cavity, in the second cavity, be fixed with the second thermal insulation layer.
Hydrophobic heat-insulating layer outside is provided with scalable water-proof jacket.
Scalable water-proof jacket one end is fixed on the first thermal insulation pipe outer surface by multilayer the 3rd pyrocondensation belt.
Scalable water-proof jacket outside is provided with outer support sheath, and outer support sheath one end is fixed on the first thermal insulation pipe outer surface by multilayer the first pyrocondensation belt.
The outer support sheath the other end is with ring baffle, and ring baffle is located on the second thermal insulation pipe.
The internal surface of the scalable water-proof jacket the other end is fixed on the second thermal insulation pipe outer surface by glue-line, and the outer surface of the scalable water-proof jacket the other end is fixed with annular clamp.Annular clamp outer surface is fixed on the second thermal insulation pipe by multilayer the second pyrocondensation belt.
Described the first thermal insulation layer and the second thermal insulation layer are polyurethane layer, and hydrophobic heat-insulating layer is rock wool layer, and described sleeve expansion joint is compensator of straight-embedded socket.
The first thermal insulation pipe and the second thermal insulation pipe are PE pipe.Annular clamp is stainless steel annular clamp.
its advantage is:
1, service behaviour is safe and reliable:
Sleeve expansion joint insulation is divided into fixed end insulation, movable end insulation and outer support sheath.
Weld respectively after adapter at sleeve expansion joint two ends, and fixed end adopts polyurethane heat-insulation, and outer protection adopts the outer pillar of PE.The mode that movable end adopts polyurethane heat-insulation and the soft thermal insulating material of hydrophobic to combine, at the flexible place of movable end, adopts the soft thermal insulating material of hydrophobic and resistant to elevated temperatures scalable water-proof jacket.Scalable water-proof jacket and PE pipe overlap joint adopts three-layer protection: 1) gluing, 2) stainless steel clamp, 3) three layers of pyrocondensation belt tighten up.Guarantee sleeve expansion joint movable end free-extension and be not destroyed.And add outer support sheath, protection insulation and water-proofing material in sleeve expansion joint movable end insulation outside.By above measure, make the utlity model has the features such as service behaviour safety, reliable and life-span are long.
2, reduce engineering cost
Due to of the present utility model reasonable in design, service behaviour is safe and reliable, and reaches working life more than 10 years, therefore can greatly reduce engineering cost, more easily for the conveyance conduit of cities and towns central heating industry.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of I portion in figure.
Embodiment
Sleeve expansion joint prefabricated thermal insulation device, comprises sleeve expansion joint 1, the first thermal insulation layer 3, the second thermal insulation layer 10, the first adapter 2 and the second adapter 8.
The outer surface of sleeve expansion joint 1 fixed end and the first outer surface of taking over 2 joints are provided with the first thermal insulation pipe 4.
Between the outer surface of sleeve expansion joint 1 fixed end, the outer surface of the first adapter 2 joints and the first thermal insulation pipe 4, form the first cavity, in the first cavity, be fixed with the first thermal insulation layer 3.
The movable end of sleeve expansion joint 1 is welded with the second adapter 8.
The outer surface of sleeve expansion joint 1 movable end is provided with hydrophobic heat-insulating layer 5.
The second adapter 8 outer surfaces are provided with between the second thermal insulation pipe 9, the second adapters 8 and the second thermal insulation pipe 9 and form the second cavity, are fixed with the second thermal insulation layer 10 in the second cavity.
Hydrophobic heat-insulating layer 5 outside are provided with scalable water-proof jacket 6.
Scalable water-proof jacket 6 one end are fixed on the first thermal insulation pipe 4 outer surfaces by three layer of the 3rd pyrocondensation belt 15.
Scalable water-proof jacket 6 outsides are provided with outer support sheath 7, and outer support sheath 7 one end are fixed on the first thermal insulation pipe 4 outer surfaces by three layer of first pyrocondensation belt 11.
The internal surface of scalable water-proof jacket 6 the other ends is bonded at the second thermal insulation pipe 9 outer surfaces by glue-line 14 fixing glue, and the outer surface of scalable water-proof jacket 6 the other ends is fixed with annular clamp 13, and scalable water-proof jacket 6 and the second thermal insulation pipe 9 are clamped together.Annular clamp 13 outer surfaces are fixed on the second thermal insulation pipe 9 by three layer of second pyrocondensation belt 12.
The first thermal insulation layer 3 and the second thermal insulation layer 10 are polyurethane layer, and hydrophobic heat-insulating layer 5 is rock wool layer, and sleeve expansion joint 1 is known technology, therefore repeated description not.
The first thermal insulation pipe 4 and the second thermal insulation pipe 9 are PE pipe.Annular clamp 13 is stainless steel annular clamp.
Claims (3)
1. sleeve expansion joint prefabricated thermal insulation device, comprises sleeve expansion joint (1), the first thermal insulation layer (3), the second thermal insulation layer (10), the first adapter (2) and the second adapter (8); It is characterized in that:
Sleeve expansion joint (1) is fixedly connected to the first adapter (2);
The outer surface of sleeve expansion joint (1) fixed end and the first outer surface of taking over (2) joint are provided with the first thermal insulation pipe (4);
Between the outer surface of sleeve expansion joint (1) fixed end, the outer surface of first adapter (2) joint and the first thermal insulation pipe (4), form the first cavity, in the first cavity, be fixed with the first thermal insulation layer (3);
The movable end of sleeve expansion joint (1) is fixed with the second adapter (8);
The outer surface of sleeve expansion joint (1) movable end is provided with hydrophobic heat-insulating layer (5);
Second takes over (8) outer surface is provided with the second thermal insulation pipe (9), between the second adapter (8) and the second thermal insulation pipe (9), forms the second cavity, is fixed with the second thermal insulation layer (10) in the second cavity;
Hydrophobic heat-insulating layer (5) outside is provided with scalable water-proof jacket (6);
Scalable water-proof jacket (6) one end is fixed on the first thermal insulation pipe (4) outer surface by multilayer the 3rd pyrocondensation belt (15);
Scalable water-proof jacket (6) outside is provided with outer support sheath (7), and outer support sheath (7) one end is fixed on the first thermal insulation pipe (4) outer surface by multilayer the first pyrocondensation belt (11);
Outer support sheath (7) the other end is with ring baffle, and ring baffle is located on the second thermal insulation pipe (9);
The internal surface of scalable water-proof jacket (6) the other end is fixed on the second thermal insulation pipe (9) outer surface by glue-line (14), and the outer surface of scalable water-proof jacket (6) the other end is fixed with annular clamp (13); Annular clamp (13) outer surface is fixed on the second thermal insulation pipe (9) by multilayer the second pyrocondensation belt (12).
2. sleeve expansion joint prefabricated thermal insulation device according to claim 1, it is characterized in that: described the first thermal insulation layer (3) and the second thermal insulation layer (10) are polyurethane layer, hydrophobic heat-insulating layer (5) is rock wool layer, and described sleeve expansion joint (1) is compensator of straight-embedded socket;
The first thermal insulation pipe (4) and the second thermal insulation pipe (9) are PE pipe; Annular clamp (13) is stainless steel annular clamp.
3. sleeve expansion joint prefabricated thermal insulation device according to claim 1 and 2, is characterized in that: the first pyrocondensation belt (11), the second pyrocondensation belt (12) and the 3rd pyrocondensation belt (15) are three layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752808.6U CN203571338U (en) | 2013-11-26 | 2013-11-26 | Prefabricated heat insulation device of sleeve compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320752808.6U CN203571338U (en) | 2013-11-26 | 2013-11-26 | Prefabricated heat insulation device of sleeve compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203571338U true CN203571338U (en) | 2014-04-30 |
Family
ID=50539069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320752808.6U Expired - Lifetime CN203571338U (en) | 2013-11-26 | 2013-11-26 | Prefabricated heat insulation device of sleeve compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203571338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763370A (en) * | 2017-10-20 | 2018-03-06 | 北京豪特耐管道设备有限公司 | A kind of outer book jacket end structure of heat preservation pipe prefabricated steel |
-
2013
- 2013-11-26 CN CN201320752808.6U patent/CN203571338U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763370A (en) * | 2017-10-20 | 2018-03-06 | 北京豪特耐管道设备有限公司 | A kind of outer book jacket end structure of heat preservation pipe prefabricated steel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140430 |