CN206290886U - Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow - Google Patents
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow Download PDFInfo
- Publication number
- CN206290886U CN206290886U CN201621447861.5U CN201621447861U CN206290886U CN 206290886 U CN206290886 U CN 206290886U CN 201621447861 U CN201621447861 U CN 201621447861U CN 206290886 U CN206290886 U CN 206290886U
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- layer
- thermal insulation
- elbow
- pipe part
- superhigh temperature
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Abstract
A kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow.Current original heat preservation technology, is incubated using the insulation material such as polyurethane, rock wool and silicate technology to superhigh temperature pipe elbow, but thermal conductivity factor is high, and energy rate of scattering and disappearing is high, and insulation life is short.A kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, its composition includes：Steel elbow, described steel elbow（5）Outer wrapping rock wool thermal insulation layer（4）, described rock wool thermal insulation layer applies be coated with aerogel layer outward（3）, polyurethane insulation coating is coated with outside described aerogel layer（2）, described polyurethane insulation coating outside is coated with metal outer protection tube（1）.The present utility model application is related to energy conveyance conduit field, is specifically for use in superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow.
Description
Technical field：
The utility model is related to a kind of energy conveyance conduit field, more particularly to a kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part
Elbow.
Background technology：
Current original heat preservation technology, it is curved to superhigh temperature pipe fitting using the insulation material such as polyurethane, rock wool and silicate technology
Head is incubated, but thermal conductivity factor is high, and energy rate of scattering and disappearing is high, and insulation life is short.
The content of the invention：
The purpose of this utility model is to provide a kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow.
Above-mentioned purpose is realized by following technical scheme：
A kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, its composition includes：Steel elbow, described steel elbow outsourcing
Wrap up in rock wool thermal insulation layer, described rock wool thermal insulation layer to apply be coated with aerogel layer outward, polyurethane is coated with outside described aerogel layer
Heat-insulation layer, described polyurethane insulation coating outside is coated with metal outer protection tube.
Described superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, the cladding of described steel elbow outer layer first uses rock wool
Layer, described rock wool layer outer wrapping aeroge carpet veneer is coated with polyurethane insulation coating outside described aeroge carpet veneer, described is poly-
Urethane heat-insulation layer outside is coated with metal outer protection tube.
Described superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, described metal outer protection tube uses poly- ammonia according to temperature requirement
After ester composite protection layer or silicate composite protection layer, then coat metal outer protection tube.
Described superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, the installation of described aerogel layer is fixed, and takes stainless steel
Metal ring clip is fixed to the heat-insulation layer for wrapping up, and the tooled joint treatment of heat-insulation layer is using pressure sensitive adhesive tape closing, described gas
When gel layer is used alone, it is wound using glass wool cloth outside aerogel layer and is fixedly connected.
The beneficial effects of the utility model：
1. superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, solves 2000 DEG C of heat preservation technologies of pipe elbow
Less, heat insulation effect is poor, and thermal conductivity factor is high, and the energy scatters and disappears height, the problems such as insulation life is short, high temperature is dangerous.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, realizes that reduction thermal conductivity factor is low, improves safe, anti-
Fiery grade, heat-insulating property is strong, long service life, and high efficiency of energy is utilized, and realizes obvious energy-saving and emission-reduction.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, high temperature resistant, up to 2000 DEG C, do not produce carbonization and
Signs of degradation.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, fire-protection rating highest reaches A grades of fire prevention of building etc.
Level, is resistant to 2000 DEG C of flames.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, ultra-low thermal conductivity, 100 DEG C, thermal conductivity factor
0.022W/MK, 200 DEG C, thermal conductivity factor 0.027W/MK, 500 DEG C, thermal conductivity factor 0.052W/MK's, only Conventional insulation
20%。
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, water proofing property is most strong, and hydrophobic rate is up to 99.5%.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, longest-lived, more than 20 years without changing.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, energy-conservation is high：Fractional energy savings reaches 30-50%.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, the 98% of described aeroge is air, minimum close
It is 3.55kg/m3 to spend, and is known most light solid, with low-density, high porosity, thermal conductivity factor, low-refraction, be new
Light porous nanometer technology material, because main material is silica, also referred to as aerosil
10. superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, according to the resistance to 450- that medium temperature is selected
2000 DEG C of aeroge heat-insulation layers of high temperature, high-temperature pipe fitting elbow is annularly wrapped.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, it is adaptable to -50-2000 DEG C of temperature range it is pre-
Heat-insulation and heat-preservation pipe elbow processed.
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow of the present utility model, is applicable pipe elbow model DN15mm-
2000mm。
Brief description of the drawings：
Accompanying drawing 1 is structural representation of the present utility model（Face）.
Accompanying drawing 2 is structural representation of the present utility model（End face）.
Accompanying drawing 3 is structural representation of the present utility model（It is three-dimensional）.
In figure：1-metal outer protection tube；2-polyurethane insulation coating；3-aerogel layer；4-rock wool thermal insulation layer；5 —
Steel elbow.
Specific embodiment：
Embodiment 1：
A kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, its composition includes：Steel elbow, outside described steel elbow 5
Parcel rock wool thermal insulation layer 4, described rock wool thermal insulation layer applies be coated with aerogel layer 3 outward, is coated with outside described aerogel layer poly-
Urethane heat-insulation layer 2, described polyurethane insulation coating outside is coated with metal outer protection tube 1.
Embodiment 2：
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to embodiment 1, the cladding of described steel elbow outer layer
Rock wool layer, described rock wool layer outer wrapping aeroge carpet veneer is first used to be coated with polyurethane heat-insulation outside described aeroge carpet veneer
Layer, described polyurethane insulation coating outside is coated with metal outer protection tube.
Embodiment 3：
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to embodiment 2, described metal outer protection tube also dependent on
Temperature requirement, after can using polyurethane composite protection layer or silicate composite protection layer, then coats metal outer protection tube.
Embodiment 4：
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to embodiment 2, the installation of described aerogel layer is fixed,
Stainless steel metal ring-type clip can be taken to be fixed the heat-insulation layer for wrapping up, the tooled joint treatment of heat-insulation layer is using pressure sensitive adhesive tape envelope
Close, when described aerogel layer is used alone, fixation can be wound using glass wool cloth outside aerogel layer.
Embodiment 5：
Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to embodiment 2, the 98% of described aeroge is air,
Minimum density is 3.55kg/m3, is novel light porous nano technologic material, because main material is silica, also referred to as
Aerosil.
Embodiment 6：
The production application process of the superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow described in a kind of utilization embodiment 1 to 5, in institute
The resistant to elevated temperatures pipe elbow outer wall stated carries out closing parcel using rock wool, then uses aeroge again outside rock wool integument
Felt carries out closing parcel, and the thickness for closing parcel will be according to the aerogel heat-proof temperature for using, to the pipe elbow highest temperature and reality
Existing heat insulation effect data carry out calculated thickness, finally carry out hard polyaminoester using polyurethane spray coating method outside aeroge
Spray coating foaming, realizes hard polyaminoester spraying closing insulation, finally makes metal protection layer in polyurethane external, realizes high temperature pipe
Part elbow heat-insulated；High temperature conveys pipe elbow by after welding flaw detection treatment and preservative treatment, in the state of room temperature, according to temperature
The aeroge heat-insulation layer of the resistance to 450-2000 DEG C of high temperature of degree medium selection, high-temperature pipe fitting elbow is annularly wrapped；Then, root
According to medium temperature and insulation demand, take heat-reflecting layer carry out wrap up aeroge heat-insulation layer, according to temperature, can take be further added by it is many
The installation of the aeroge heat-insulation layer and heat-reflecting layer of layer；Described outer protection tube makes or is combined outer protection tube making：Outer protection tube is right
Aeroge heat-insulation layer and heat-reflecting layer are given and protect, and polyurethane complex protection, silicate complex protection etc. can be taken according to temperature,
Metal outer protection tube is installed again, metal outer protection tube can be also mounted directly；According to medium temperature and insulation demand, entered using heat-reflecting layer
Row parcel aeroge heat-insulation layer, if the rising of temperature, can take the aeroge heat-insulation layer that is further added by multilayer and heat-reflecting layer
Originating party formula is installed；The installation of described aeroge heat-insulation layer and heat-reflecting layer is fixed, and can take stainless steel metal ring-type clip pair
The heat-insulation layer of parcel is fixed, and the tooled joint treatment of heat-insulation layer is using pressure sensitive adhesive tape closing；When aeroge insulation is used alone,
Outside fixation is wound using glass wool cloth.
Claims (4)
1. a kind of superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow, its composition includes：Steel elbow, it is characterized in that：Described steel pipe
Elbow outer wrapping rock wool thermal insulation layer, described rock wool thermal insulation layer apply be coated with aerogel layer outward, are coated outside described aerogel layer
There is polyurethane insulation coating, described polyurethane insulation coating outside is coated with metal outer protection tube.
2. superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to claim 1, it is characterized in that：Outside described steel elbow
The cladding of layer first uses rock wool layer, described rock wool layer outer wrapping aeroge carpet veneer to be coated with outside described aeroge carpet veneer poly-
Urethane heat-insulation layer, described polyurethane insulation coating outside is coated with metal outer protection tube.
3. superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to claim 1 and 2, it is characterized in that：Outside described metal
After pillar uses polyurethane composite protection layer or silicate composite protection layer according to temperature requirement, then coat metal outer protection tube.
4. superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow according to claim 1 and 2, it is characterized in that：Described aeroge
The installation of layer is fixed, and takes stainless steel metal ring-type clip to be fixed the heat-insulation layer for wrapping up, and the tooled joint treatment of heat-insulation layer is adopted
Closed with pressure sensitive adhesive tape, when described aerogel layer is used alone, be wound admittedly using glass wool cloth outside aerogel layer
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621447861.5U CN206290886U (en) | 2016-12-27 | 2016-12-27 | Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621447861.5U CN206290886U (en) | 2016-12-27 | 2016-12-27 | Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290886U true CN206290886U (en) | 2017-06-30 |
Family
ID=59153868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621447861.5U Expired - Fee Related CN206290886U (en) | 2016-12-27 | 2016-12-27 | Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290886U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499903A (en) * | 2016-12-27 | 2017-03-15 | 哈尔滨朗格思特供热装备科技有限公司 | Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow and production application process |
| CN114797736A (en) * | 2022-04-07 | 2022-07-29 | 西安交通大学 | Pipe flow type hydrothermal and solvothermal synthesis reactor with step heat preservation function |
-
2016
- 2016-12-27 CN CN201621447861.5U patent/CN206290886U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499903A (en) * | 2016-12-27 | 2017-03-15 | 哈尔滨朗格思特供热装备科技有限公司 | Superhigh temperature prefabricated direct-buried thermal insulation pipe part elbow and production application process |
| CN114797736A (en) * | 2022-04-07 | 2022-07-29 | 西安交通大学 | Pipe flow type hydrothermal and solvothermal synthesis reactor with step heat preservation function |
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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: 20170630 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |