CN103574222A - Water-proof horizontal pipe thermal-insulation structure - Google Patents
Water-proof horizontal pipe thermal-insulation structure Download PDFInfo
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- CN103574222A CN103574222A CN201210253696.XA CN201210253696A CN103574222A CN 103574222 A CN103574222 A CN 103574222A CN 201210253696 A CN201210253696 A CN 201210253696A CN 103574222 A CN103574222 A CN 103574222A
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- China
- Prior art keywords
- protective coating
- steel shell
- unorganic glass
- outer tube
- thermal
- Prior art date
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Links
- 238000009413 insulation Methods 0.000 title claims abstract description 31
- 239000012774 insulation material Substances 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 239000011253 protective coating Substances 0.000 claims description 47
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000011521 glass Substances 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 34
- 239000010410 layer Substances 0.000 claims description 28
- 238000000429 assembly Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 6
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 4
- 241000973497 Siphonognathus argyrophanes Species 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 239000011229 interlayer Substances 0.000 claims description 2
- 229910052755 nonmetal Inorganic materials 0.000 claims description 2
- 230000003319 supportive effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
The invention relates to a water-proof horizontal pipe thermal-insulation structure. The thermal-insulation structure comprises a thermal-insulation material layer, a protection layer and a sealing structure. The thermal-insulation material layer covers the outer surface of a pipe, and the protection layer is a split protection layer and tightly wraps the outer surface of the thermal-insulation material layer. The sealing structure is arranged between the split protection layer and the thermal-insulation material layer and is used for sealing thermal-insulation materials. By means of the structure, easy deformation and falling off of the protection layer cannot occur to the thermal-insulation material pipe, and water is prevented from flowing into the thermal-insulation materials.
Description
Technical field
The present invention relates to pipe insulation structure field, say further, relate to a kind of waterproof type horizontal pipe insulation structure.
Background technique
Pipe insulation for commercial plant in prior art adopts thermal-protective material outside to use galvanized sheet metal or the fixing structure of aluminium alloy sheet in a large number, in the situation that the pipeline that pipe-line system occurs to cause when vibration or pipeline wall temperature change expands with heat and contract with cold, can cause thermal protection layer to occur mutually to slide, and protective coating thin plate can easily be out of shape, come off, thereby cause pipe insulation to lose efficacy, and cannot seal waterproof.
Pipeline protection layer distortion, come off or mutually slide after, rain, snow and wet gas are easy to enter pipe insulation inside configuration, the harm causing is mainly reflected in the following aspects:
1, water enters in heat-insulating structure process a large amount of energy losses, and water directly contacts high-temperature pipe outer wall, and heat transfer temperature difference is very large, and water is evaporation rapidly, produces bubble generation strong agitation, and heat-transfer coefficient increases.
2, water increases thermal-protective material thermal conductivity.Fiber thermoinsulation material has the advantages such as heatproof is high, insulation effect good, moderate, is widely used in the engineering thermal insulation of high-temperature service, pipeline, but its moisture absorption is strong, easily lost efficacy, and be but fatal shortcoming.
3, water enter heat-insulating structure process can be to being played a driving role by the corrosion of heat-insulating pipeline and metal protection layer.
Generally speaking, a large amount of employing thermal-protective materials of the prior art outside is used galvanized sheet metal or the fixing structural pipeline insulation system of aluminium alloy sheet to have the shortcoming of following several respects: (1) thermal protection layer easily deforms, comes off; (2) can not enter thermal-protective material by anti-sealing; Thereby cause pipe insulation to lose efficacy.
Summary of the invention
For solving the above-mentioned problems in the prior art, the invention provides a kind of waterproof type horizontal pipe insulation structure, this structure can make heat-insulating pipeline be difficult for deforming to come off, and anti-sealing enters thermal-protective material simultaneously.
The object of the invention is to be achieved through the following technical solutions:
A pipe insulation structure, described heat-insulating structure comprises insulation material layer, protective coating and sealing configuration; Described insulation material layer is wrapped in the outer surface of described pipeline, and described protective coating is split type protective coating, and described protective coating closely wraps up the outer surface that is arranged on described insulation material layer; Described sealing configuration is arranged on split type protective coating and described thermal-protective material interlayer, for sealed heat insulating material.
Described split type protective coating at least comprises 2 Split protection outer tubes, and the caliber between described Split protection outer tube is different; Between described Split protection outer tube, adopt mouth of pipe socket mode, the protection outer tube mouth of pipe of Large Diameter Pipeline fits tightly on the outer wall of the protection outer tube of pipe with small pipe diameter, between be not fixedly connected with.
For supporting protection layer, described heat-insulating structure also comprises at least one pair of ballistic support assembly, and described in each, ballistic support assembly is separately positioned in the insulation material layer between the outer pipe internal surface of described each root guard and pipeline; And be fixed on the socket place between Split protection outer tube, for supporting described protection outer tube.
Described each ballistic support assembly comprises supporting component thermal-protective material ring 6-1 and unorganic glass outer steel shell 6-2; Described unorganic glass outer steel shell 6-2 is fixedly sleeved on the outer surface of described supporting component thermal-protective material ring 6-1;
Described ballistic support assembly is arranged in insulation material layer 2, and the left and right sides end face of described unorganic glass outer steel shell 6-2 and described insulation material layer 2 are affixed; Two are partially filled thermal-protective material 2 between support setting up; The part annular end face of described unorganic glass outer steel shell 6-2 is connected with described protective coating.
In order to prevent that thermal-protective material from contacting with water, between the annular end face of described unorganic glass outer steel shell 6-2 and described protective coating, be provided with sealing configuration, described sealing configuration is gasket ring 7, for sealing described insulation material layer.
The annular end face of described unorganic glass outer steel shell 6-2 and be provided with between the described protective coating of sealing configuration and be provided with fixed component, described fixed component is one group of rivet, described rivet is by described protective coating, and gasket ring 7 and unorganic glass outer steel shell 6-2 are fixed together.
In order as early as possible the liquid flowing in protective coating to be derived, between the annular end face of described unorganic glass outer steel shell 6-2 and described protective coating, be provided with intake chute 9, the annular end face one end that is described unorganic glass outer steel shell 6-2 is connected with described protective coating, between all the other annular end faces and described protective coating internal surface, is described intake chute 9.
In order to stop large quantity of fluid to enter, in described intake chute 9, along the inner wall surface direction of described protective coating, be provided with dash hoop 5.In described intake chute 9, along the inner wall surface direction of described protective coating, be provided with dash hoop 5; Described dash hoop 5 is 2 millimeters with the gap of described unorganic glass outer steel shell 6-2 outer surface; And with the gap of described protective coating be 5 millimeters; Described dash hoop 5 is enclosed within the riveted joint of described unorganic glass outer steel shell 6-2 upper end portion.What in dash hoop, arrange is thermal-protective material 2.
The present invention derives liquid, be provided with weep hole 10, and described weep hole 10 is arranged on the bottom of whole heat-insulating structure, the joint of described split type protective coating on described protective coating.
In concrete enforcement, described split type protective coating comprises 2 Split protection outer tubes: protection outer tube 1 and protection outer tube 28, and the caliber between described 2 Split protection outer tubes is different; Between described Split protection outer tube, adopt mouth of pipe socket mode, the protection outer tube mouth of pipe of Large Diameter Pipeline fits tightly on the outer wall of the protection outer tube of pipe with small pipe diameter, between be not fixedly connected with;
Described heat-insulating structure also comprises 2 ballistic support assemblies, and described 2 ballistic support assemblies are separately positioned in the insulation material layer between the outer pipe internal surface of described 2 root guards and pipeline; And be fixed on the socket place between Split protection outer tube, for supporting described protection outer tube;
Described 2 ballistic support assemblies comprise supporting component hard insulating material ring 6-1 and unorganic glass outer steel shell 6-2; Described unorganic glass outer steel shell 6-2 is fixedly sleeved on the outer surface of described supporting component thermal-protective material ring 6-1;
Described ballistic support assembly is arranged in insulation material layer 2, and the left and right sides end face of described unorganic glass outer steel shell 6-2 and described insulation material layer 2 are affixed; The part annular end face of described unorganic glass outer steel shell 6-2 is connected with described protective coating 3;
Between the annular end face of described unorganic glass outer steel shell 6-2 and described protective coating 3, be provided with gasket ring 7, described gasket ring 7 is nonmetal gasket ring, for sealing described insulation material layer;
The annular end face of described unorganic glass outer steel shell 6-2 and be provided with between the described protective coating 3 of sealing configuration and be provided with fixed component, described fixed component is 2 rivets, described rivet is by described protective coating 3, and gasket ring 7 and unorganic glass outer steel shell 6-2 are fixed together.
Described thermal-protective material is that alumina silicate heat-preservation cotton, composite silicate thermal insulation are cotton, a kind of in Magnesiumaluminumsilicate heat-preservation cotton; The density of described thermal-protective material ring 6-1 is greater than described thermal-protective material, can heat insulationly can play a supportive role again.
The present invention is provided with gutter channel at the outer surface of supporting component, protection outer tube one is provided with weep hole with the surface that protection outer tube two docks overlapping, even if the gap between protection outer tube one and protection outer tube two enters water, because supporting component is tightly connected respectively and between protection outer tube one and protection outer tube two, below water can only flow to from the gutter channel of the outer surface of supporting component, finally from protection outer tube one and the hole of corresponding position above protection outer tube two, spill out, water can not contact with thermal-protective material.
So linkage structure can be under pipeline generation thermal distortion or Vibration Condition, and heat-insulating structure does not have infiltration, crackle yet, the loose situation such as stitch, fall occurs, and has improved the heat-shielding performance of pipeline, has avoided the lost of conduits of energy.Waterproof type horizontal pipe insulation structure of the present invention can be for the horizontal pipe heat-insulating structure in the new device in the industrial enterprises such as oil, petrochemical industry, electric power, existing apparatus transformation.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of waterproof type horizontal pipe insulation structure of the present invention.
1 pipeline; 2 insulation material layers; 3 protection outer tubes one; 4 rivets; 5 dash hoops; 6 ballistic support assemblies; 6-1 is supporting component thermal-protective material ring; 6-2 is unorganic glass outer steel shell; 7 gasket rings; 8 protection outer tubes two; 9 intake chutes; 10 is weep hole
Embodiment
Below in conjunction with embodiment, further illustrate the present invention.
Below in conjunction with accompanying drawing, the present invention is described in further detail: the present embodiment is implemented take technical solution of the present invention under prerequisite, provided detailed mode of execution, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, a kind of waterproof type horizontal pipe insulation structure that the present embodiment is related, comprise: thermal-protective material 2, protection outer tube 1, rivet 4, dash hoop 5, supporting component 6, nonmetallic material gasket ring 7 and protection outer tube 28, described thermal-protective material 2 is coated on the outer wall of pipeline 1, the joint inner side of protection outer tube 1 and protection outer tube 28 is respectively equipped with a ballistic support assembly 6, the thermal-protective material 2 of one end and the outside of ballistic support assembly 6 are coated with protection outer tube 1, between protection outer tube 1 and ballistic support assembly 6, be provided with nonmetallic material gasket ring 7, rivet 4 is through protection outer tube 1, between nonmetallic material gasket ring 7 and ballistic support assembly 6, the thermal-protective material 2 of the other end and the outside of ballistic support assembly 6 are coated with protection outer tube 28, between protection outer tube 28 and ballistic support assembly 6, be provided with nonmetallic material gasket ring 7, rivet 4 is through protection outer tube 28, between nonmetallic material gasket ring 7 and ballistic support assembly 6, the gap location of two ballistic support assemblies 6 is provided with dash hoop 5, the external diameter of protection outer tube 1 is less than the external diameter of protection outer tube 28, protection outer tube 1 is enclosed within on protection outer tube 1 with the joint protection outer tube 28 of protection outer tube 28, the outer surface of described ballistic support assembly 6 is provided with gutter channel 9.
Described protection outer tube 1 is respectively equipped with weep hole 10 with the bottom of protection outer tube 28 joints.
Described supporting component 6 is comprised of hard insulating material 6-1 and unorganic glass outer steel shell 6-2, and unorganic glass outer steel shell 6-2 is coated on the outside of hard insulating material 6-1.
The above; it is only a kind of embodiment of the present invention; other mode of executions are all the different implementations based under general idea of the present invention; and protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (11)
1. a waterproof type horizontal pipe insulation structure, is characterized in that:
Described heat-insulating structure comprises insulation material layer, protective coating and sealing configuration; Described insulation material layer is wrapped in the outer surface of described pipeline, and described protective coating is split type protective coating, and described protective coating closely wraps up the outer surface that is arranged on described insulation material layer; Described sealing configuration is arranged on split type protective coating and described thermal-protective material interlayer, for sealed heat insulating material.
2. a kind of waterproof type horizontal pipe insulation structure according to claim 1, is characterized in that:
Described split type protective coating at least comprises 2 Split protection outer tubes, and the caliber between described Split protection outer tube is different; Between described Split protection outer tube, adopt mouth of pipe socket mode, the protection outer tube mouth of pipe of Large Diameter Pipeline fits tightly on the outer wall of the protection outer tube of pipe with small pipe diameter, between be not fixedly connected with.
3. a kind of waterproof type horizontal pipe insulation structure according to claim 2, is characterized in that:
Described heat-insulating structure also comprises at least one pair of ballistic support assembly, and described in each, ballistic support assembly is separately positioned in the insulation material layer between the outer pipe internal surface of described each root guard and pipeline; And be fixed on the socket place between Split protection outer tube, for supporting described protection outer tube.
4. a kind of waterproof type horizontal pipe insulation structure according to claim 3, is characterized in that:
Described each ballistic support assembly comprises supporting component thermal-protective material ring (6-1) and unorganic glass outer steel shell (6-2); Described unorganic glass outer steel shell (6-2) is fixedly sleeved on the outer surface of described supporting component thermal-protective material ring (6-1);
Described ballistic support assembly is arranged in insulation material layer (2), and the left and right sides end face of described unorganic glass outer steel shell (6-2) and described insulation material layer (2) are affixed; The part annular end face of described unorganic glass outer steel shell (6-2) is connected with described protective coating.
5. a kind of waterproof type horizontal pipe insulation structure according to claim 4, is characterized in that:
Between the annular end face of described unorganic glass outer steel shell (6-2) and described protective coating, be provided with sealing configuration, described sealing configuration is gasket ring (7), for sealing described insulation material layer.
6. a kind of waterproof type horizontal pipe insulation structure according to claim 4, is characterized in that:
The annular end face of described unorganic glass outer steel shell (6-2) and be provided with between the described protective coating of sealing configuration and be provided with fixed component, described fixed component is one group of rivet, described rivet is by described protective coating, and gasket ring (7) and unorganic glass outer steel shell (6-2) are fixed together.
7. a kind of waterproof type horizontal pipe insulation structure according to claim 4, is characterized in that:
Between the annular end face of described unorganic glass outer steel shell (6-2) and described protective coating, be provided with intake chute (9), the annular end face one end that is described unorganic glass outer steel shell (6-2) is connected with described protective coating, between all the other annular end faces and described protective coating internal surface, is described intake chute (9).
8. a kind of waterproof type horizontal pipe insulation structure according to claim 7, is characterized in that:
In described intake chute (9), along the inner wall surface direction of described protective coating, be provided with dash hoop (5); Described dash hoop (5) is 2 millimeters with the gap of described unorganic glass outer steel shell (6-2) outer surface; And with the gap of described protective coating be 5 millimeters; Described dash hoop (5) is enclosed within the riveted joint of described unorganic glass outer steel shell (6-2) upper end portion.
9. according to a kind of waterproof type horizontal pipe insulation structure described in claim 1 or 7, it is characterized in that:
On described protective coating, be provided with weep hole (10), and described weep hole (10) is arranged on the bottom of whole heat-insulating structure, the joint of described split type protective coating.
10. a kind of waterproof type horizontal pipe insulation structure according to claim 1, is characterized in that:
Described split type protective coating comprises 2 Split protection outer tubes: protection outer tube one (3) and protection outer tube two (8), and the caliber between described 2 Split protection outer tubes is different; Between described Split protection outer tube, adopt mouth of pipe socket mode, the protection outer tube mouth of pipe of Large Diameter Pipeline fits tightly on the outer wall of the protection outer tube of pipe with small pipe diameter, between be not fixedly connected with;
Described heat-insulating structure also comprises 2 ballistic support assemblies, and described 2 ballistic support assemblies are separately positioned in the insulation material layer between the outer pipe internal surface of described 2 root guards and pipeline; And be fixed on the socket place between Split protection outer tube, for supporting described protection outer tube;
Described 2 ballistic support assemblies comprise supporting component hard insulating material ring (6-1) and unorganic glass outer steel shell (6-2); Described unorganic glass outer steel shell (6-2) is fixedly sleeved on the outer surface of described supporting component thermal-protective material ring (6-1);
Described ballistic support assembly is arranged in insulation material layer (2), and the left and right sides end face of described unorganic glass outer steel shell (6-2) and described insulation material layer (2) are affixed; The part annular end face of described unorganic glass outer steel shell (6-2) is connected with described protective coating (3);
Between the annular end face of described unorganic glass outer steel shell (6-2) and described protective coating (3), be provided with gasket ring (7), described gasket ring (7) is nonmetal gasket ring, for sealing described insulation material layer;
The annular end face of described unorganic glass outer steel shell (6-2) and be provided with between the described protective coating (3) of sealing configuration and be provided with fixed component, described fixed component is 2 rivets, described rivet is by described protective coating (3), and gasket ring (7) and unorganic glass outer steel shell (6-2) are fixed together.
11. according to a kind of waterproof type horizontal pipe insulation structure described in claim 1 or 10, it is characterized in that:
Described thermal-protective material is that alumina silicate heat-preservation cotton, composite silicate thermal insulation are cotton, a kind of in Magnesiumaluminumsilicate heat-preservation cotton; The density of described thermal-protective material ring (6-1) is greater than described thermal-protective material, can heat insulationly can play a supportive role again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253696.XA CN103574222B (en) | 2012-07-20 | 2012-07-20 | A kind of water-proof horizontal pipe thermal-insulation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210253696.XA CN103574222B (en) | 2012-07-20 | 2012-07-20 | A kind of water-proof horizontal pipe thermal-insulation structure |
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| Publication Number | Publication Date |
|---|---|
| CN103574222A true CN103574222A (en) | 2014-02-12 |
| CN103574222B CN103574222B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210253696.XA Active CN103574222B (en) | 2012-07-20 | 2012-07-20 | A kind of water-proof horizontal pipe thermal-insulation structure |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594702A (en) * | 2020-05-29 | 2020-08-28 | 杜宏德 | Construction method for heat insulation repair-performance enhancement of heat insulation material |
| CN112815182A (en) * | 2021-02-09 | 2021-05-18 | 徐正强 | Pipeline heat preservation device |
| CN114484154A (en) * | 2022-01-29 | 2022-05-13 | 北京天济明科技有限公司 | Low-deformation small-gap high-sealing special-shaped-section high-temperature pipeline heat insulation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4287245A (en) * | 1978-04-28 | 1981-09-01 | Nippon Asbestos Co., Ltd. | Heat insulator for pipe lines |
| DE3420937A1 (en) * | 1983-06-24 | 1985-01-03 | Zappey B.V., Schoonebeek | Injection pipe for injecting steam into the ground |
| CN1067952A (en) * | 1991-06-20 | 1993-01-13 | 广饶县稻庄镇散热器厂 | Glass fibre reinforced plastics jacketed heat insulating pipeline and forming method thereof |
| CN1163658A (en) * | 1994-08-29 | 1997-10-29 | 格伦·R·萨姆纳 | Waterproof heat-insulating submarine pipeline |
| US6921564B1 (en) * | 1998-05-04 | 2005-07-26 | Kaefer Integrated Services Pty Ltd | Insulation module, system and method for installation and manufacture |
| CN201696810U (en) * | 2010-04-14 | 2011-01-05 | 盘锦辽河油田辽南集团有限公司 | Compressible dual-sealing heat-insulating joint |
-
2012
- 2012-07-20 CN CN201210253696.XA patent/CN103574222B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4287245A (en) * | 1978-04-28 | 1981-09-01 | Nippon Asbestos Co., Ltd. | Heat insulator for pipe lines |
| DE3420937A1 (en) * | 1983-06-24 | 1985-01-03 | Zappey B.V., Schoonebeek | Injection pipe for injecting steam into the ground |
| CN1067952A (en) * | 1991-06-20 | 1993-01-13 | 广饶县稻庄镇散热器厂 | Glass fibre reinforced plastics jacketed heat insulating pipeline and forming method thereof |
| CN1163658A (en) * | 1994-08-29 | 1997-10-29 | 格伦·R·萨姆纳 | Waterproof heat-insulating submarine pipeline |
| US6921564B1 (en) * | 1998-05-04 | 2005-07-26 | Kaefer Integrated Services Pty Ltd | Insulation module, system and method for installation and manufacture |
| CN201696810U (en) * | 2010-04-14 | 2011-01-05 | 盘锦辽河油田辽南集团有限公司 | Compressible dual-sealing heat-insulating joint |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594702A (en) * | 2020-05-29 | 2020-08-28 | 杜宏德 | Construction method for heat insulation repair-performance enhancement of heat insulation material |
| CN112815182A (en) * | 2021-02-09 | 2021-05-18 | 徐正强 | Pipeline heat preservation device |
| CN114484154A (en) * | 2022-01-29 | 2022-05-13 | 北京天济明科技有限公司 | Low-deformation small-gap high-sealing special-shaped-section high-temperature pipeline heat insulation system |
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| Publication number | Publication date |
|---|---|
| CN103574222B (en) | 2015-11-18 |
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Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: SINOPEC Group Patentee after: Sinopec Engineering Construction Co., Ltd Address before: 100728 Chaoyang District, Beijing 22 Chaoyang men North Street, Chaoyang District, Beijing Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: Sinopec Engineering Construction Co., Ltd |
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| CP03 | Change of name, title or address |