CN107762538A - A kind of tunnel-liner heat-insulating method and its heat insulation and preservation device - Google Patents
A kind of tunnel-liner heat-insulating method and its heat insulation and preservation device Download PDFInfo
- Publication number
- CN107762538A CN107762538A CN201711295618.5A CN201711295618A CN107762538A CN 107762538 A CN107762538 A CN 107762538A CN 201711295618 A CN201711295618 A CN 201711295618A CN 107762538 A CN107762538 A CN 107762538A
- Authority
- CN
- China
- Prior art keywords
- tunnel
- liner
- heat
- preservation device
- heat insulation
- 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.)
- Pending
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 33
- 238000004321 preservation Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 20
- 239000005030 aluminium foil Substances 0.000 claims abstract description 20
- 238000010792 warming Methods 0.000 claims abstract description 19
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 11
- 239000008397 galvanized steel Substances 0.000 claims abstract description 11
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011701 zinc Substances 0.000 claims abstract description 6
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 6
- 239000011435 rock Substances 0.000 claims description 7
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 6
- 239000011496 polyurethane foam Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 239000011493 spray foam Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000001413 cellular effect Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 102000004142 Trypsin Human genes 0.000 description 2
- 108090000631 Trypsin Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012588 trypsin Substances 0.000 description 2
- 241000256844 Apis mellifera Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/383—Waterproofing; Heat insulating; Soundproofing; Electric insulating by applying waterproof flexible sheets; Means for fixing the sheets to the tunnel or cavity wall
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Thermal Insulation (AREA)
Abstract
The embodiment of the present invention provides a kind of tunnel-liner heat-insulating method and its heat insulation and preservation device, is related to tunnel in cold area lining cutting field of thermal insulation, for being incubated to tunnel in cold area.Wherein, a kind of tunnel-liner heat-insulating method includes：S1, heat preservation zone is treated by what aluminium foil reflecting layer was covered in tunnel-liner inner surface；S2, galvanized steel wire netting is fixed on aluminium foil reflecting layer outer surface with expansion bolt；S3, the zinc-coated wire after fixation hang the warming plate of aluminum ojosa on the net.Above-mentioned tunnel-liner heat-insulating method is applied to tunnel-liner heat insulation and preservation device.
Description
Technical field
The present invention relates to tunnel in cold area lining cutting field of thermal insulation, more particularly to a kind of tunnel-liner heat-insulating method and its
Heat insulation and preservation device.
Background technology
Transportation facilities are built in northern China mountainous region, it is necessary to across various mountain region gullies, Tunnel Engineering
Vital role is play, undoubtedly turns into prioritizing selection compared to science of bridge building.The application practice of tunnel in cold regions engineering
Show, the Seasonal Freeze-thaw Soils circulation of long-term surrounding ground repeatedly can cause tunnel-liner further damaged cracking, cause rock around
Soil pores water oozes out glaciation and is attached on lining cutting or road surface, and resulting potential safety hazard has greatly threatened vehicle
Current safety, have a strong impact on the normal use in tunnel.Therefore, it is one in northern Tunnel Engineering that the insulation of tunnel-liner is freeze proof
The problem of must paying attention to.
At present, various countries are incubated freeze proof research work in Layers In Cold-area Tunnels lining cutting and are concentrated mainly on two aspect progress：
(1) basic theory Journal of Sex Research works.Particularly directed to tunnel surrounding Freeze-thawing Characteristics, the depth of freezing, tunnel surrounding, mix
The thermal property of native tunnel-liner and heat preserving and insulating material is coagulated, the structure type of tunnel-liner designs, and engineering ground weather,
The influence of the conditions such as the hydrology is studied.
(2) research work of application technology.On the basis of the work of basic theory Journal of Sex Research, the insulation for setting about tunnel is freeze proof
Technical measures, the heat preserving and insulating material of durability is developed, study the Rational Thickness of heat insulation layer, length, setting form are set
Deng.
The content of the invention
In view of this, the present invention provides a kind of tunnel-liner heat-insulating method and its heat insulation and preservation device, for cold
Area tunnel is incubated.
In a first aspect, the present invention provides a kind of tunnel-liner heat-insulating method, tunnel-liner heat-insulating method includes：
S1, heat preservation zone is treated by what aluminium foil reflecting layer was covered in tunnel-liner inner surface；
S2, galvanized steel wire netting is fixed on aluminium foil reflecting layer outer surface with expansion bolt；
S3, the zinc-coated wire after fixation hang the warming plate of aluminum ojosa on the net.
Optionally, also include after step s 3：
S4, the aluminum ojosa warming plate outer surface polyurethane spray foam as sealed insulating layer.
Second aspect, the present invention provide a kind of tunnel-liner heat insulation and preservation device, the tunnel-liner heat insulation and preservation device
Suitable for the tunnel-liner heat-insulating method described in the invention described above first aspect；
The tunnel-liner heat insulation and preservation device be followed successively by from outside to inside tunnel-liner, aluminium foil reflecting layer, galvanized steel wire netting,
The warming plate and polyurethane foam sealed insulating layer of aluminum ojosa.
Optionally, tunnel-liner heat insulation and preservation device also includes country rock, and the country rock is located at the appearance of the tunnel-liner
Face.
Any technical scheme in above-mentioned technical proposal has the advantages that：
In the present invention, compared to conventional vacuum plate, aluminum cellular board can greatly improve the air dielectric of storage in plate, significantly
Improve thermal and insulating performance.On the other hand, creatively propose, in panel trypsin method sealed insulating layer, smoothly solve aluminum honeybee
The sealing problem that nest plate is applied in tunnel.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of flow chart for the tunnel-liner heat-insulating method that Fig. 1 is provided by the embodiment of the present invention；
Another flow chart for the tunnel-liner heat-insulating method that Fig. 2 is provided by the embodiment of the present invention；
The structural representation for the tunnel-liner heat insulation and preservation device that Fig. 3 is provided by the embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The term used in embodiments of the present invention is only merely for the purpose of description specific embodiment, and is not intended to be limiting
The present invention." one kind ", " described " and "the" of singulative used in the embodiment of the present invention and appended claims
It is also intended to including most forms, unless context clearly shows that other implications.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, represent
There may be three kinds of relations, for example, A and/or B, can be represented：Individualism A, while A and B be present, individualism B these three
Situation.In addition, character "/" herein, it is a kind of relation of "or" to typically represent forward-backward correlation object.
It should be noted that the noun of locality such as " on ", " under ", "left", "right" described by the embodiment of the present invention is with accompanying drawing
Shown angle should not be construed as the restriction to the embodiment of the present invention come what is be described.In addition within a context, it is also necessary to manage
Solution, when mentioning an element and being formed on "above" or "below" another element, it can not only be formed directly into another
Individual element " on " or " under ", it can also be indirectly formed by intermediary element another element " on " or " under ".
Before detailed discussion technical scheme, letter is carried out to tunnel-liner involved in the present embodiment
Single to introduce, the tunnel-liner in the present embodiment is secondary lining, exactly sprays coagulation twice on tunnel (country rock) surface got through
Soil, for the concrete of injection than relatively thin, the concrete of second of injection is thicker for the first time, and the concrete of injection is appreciated that for the first time
First tunnel-liner, the concrete of second of injection are appreciated that secondary tunnel-liner.
The present embodiment provides a kind of tunnel-liner heat preserving method, as shown in figure 1, its tunnel for being provided by the embodiment of the present invention
A kind of flow chart of road lining cutting heat-insulating method, tunnel-liner heat-insulating method include：
S1, heat preservation zone is treated by what aluminium foil reflecting layer was covered in tunnel-liner inner surface.Aluminium foil reflecting layer has heat-insulated show
Work feature.It is understood that the aluminium foil reflecting layer passes through the adiabatic temperature for keeping tunnel-liner.
S2, galvanized steel wire netting is fixed on aluminium foil reflecting layer outer surface with expansion bolt.Fixed in aluminium foil outer surface zinc-plated
Steel wire.It is understood that galvanized steel wire netting is fixed in tunnel-liner through aluminium foil reflecting layer using expansion bolt, should
Step can't cause to use functional impact to aluminium foil reflecting layer and tunnel lining structure.
S3, zinc-coated wire after fixation hang the warming plate of aluminum ojosa on the net.It is understood that by aluminum
The zinc-coated wire that the warming plate of ojosa is hung on after fixing is online, and its heat preservation principle is that honeycomb inner sealing has a large amount of volumes
Air, can effective insulation.
It should be noted that in the ojosa warming plate being related in the present embodiment, because honeycomb laminboard layer is
Cavity structure, it is possible to reduce material usage, reduce construction costs；Single-chamber volume is larger in honeycomb, can significantly improve air
Sealed volume, it is easy to improve heat-insulating property；Because honeycomb single-chamber is changeable, sheet material rigidity can be adjusted flexibly, suitable for tunnel
Road cambered surface laying；Auxiliary sprayed coating is taken to ensure the sealing of ojosa, to prevent failure.
For the present embodiment compares conventional vacuum plate, the warming plate of aluminum ojosa can greatly improve storage in plate
Air dielectric, significantly improve thermal and insulating performance.On the other hand, creatively propose in panel trypsin method sealed insulating layer, it is suitable
Profit solves the sealing problem that aluminum cellular board is applied in tunnel.
In one embodiment, as shown in Fig. 2 its tunnel-liner heat-insulation and heat-preservation side for being provided by the embodiment of the present invention
Another flow chart of method, after step s 3, the tunnel-liner heat-insulating method also include：
S4, the aluminum ojosa warming plate outer surface polyurethane spray foam as sealed insulating layer.Can be with
Understand, in the outer surface spray ployurethane foam thermo-insulating layer of the warming plate of ojosa, it is ensured that the guarantor of ojosa
The sealing of warm plate, to prevent failure, while further improve heat insulation effect.
The present embodiment, by covering aluminium foil reflecting layer, the warming plate of aluminum ojosa and spray on tunnel-liner surface
Polyurethane foam insulation layer is applied, can reach the purpose to tunnel-liner heat-insulation and heat-preservation.Antifreeze side of the present embodiment in tunnel in cold area
Face can obtain more obvious protection effect, and applicability is more extensive.
It is heat-insulated to above-mentioned tunnel-liner below in order to which those skilled in the art are better understood by the technical scheme of the present embodiment
Heat preserving method is simply introduced：
Aluminium foil reflecting layer is covered according to design in tunnel-liner surface designated area first, fixes galvanized steel wire netting,
And it is online that the warming plate of aluminum ojosa is suspended on into zinc-coated wire；In the warming plate outer surface spraying polyurethane of ojosa
Foam, as sealed insulating layer, polyester form heat-insulation layer is surface-treated, it is desirable to substantially smooth.The polyurethane foam is led
Hot coefficient is low, and thermal property is good, is fit closely insulation material, and insulation can be strengthened by, which being sprayed on aluminum cellular board outer surface, prevents
Freeze the cold-check resistance of device and tunnel lining structure.
The present embodiment provides a kind of tunnel-liner heat insulation and preservation device, as shown in figure 3, it is provided by the embodiment of the present invention
Tunnel-liner heat insulation and preservation device structural representation, the tunnel-liner heat insulation and preservation device 100 is applied to the present embodiment institute
The tunnel-liner heat-insulating method being related to.The tunnel-liner heat insulation and preservation device 100 is followed successively by tunnel-liner from outside to inside
2nd, aluminium foil reflecting layer 3, galvanized steel wire netting 4, the warming plate 5 of aluminum ojosa, polyurethane foam sealed insulating layer 6.
With continued reference to Fig. 3, the tunnel-liner heat insulating device 100 also includes the country rock 1 of the periphery of tunnel-liner 2.
Installation process is simply introduced below：
Aluminium foil reflecting layer 3 is covered according to design in tunnel-liner surface designated area first, then will with expansion bolt
Galvanized steel wire netting 4 is fixed on the outer surface of aluminium foil reflecting layer 3；The warming plate 5 of aluminum ojosa is hung on into galvanized steel wire netting 4
On；In the outer surface polyurethane spray foam sealing thermal insulation 6 of warming plate 5 of aluminum ojosa, the polyurethane foam sealing thermal insulation
Layer 6 is surface-treated, it is desirable to substantially smooth.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (4)
- A kind of 1. tunnel-liner heat-insulating method, it is characterised in that including：S1, heat preservation zone is treated by what aluminium foil reflecting layer was covered in tunnel-liner inner surface；S2, galvanized steel wire netting is fixed on aluminium foil reflecting layer outer surface with expansion bolt；S3, the zinc-coated wire after fixation hang the warming plate of aluminum ojosa on the net.
- 2. tunnel-liner heat preserving method according to claim 1, it is characterised in that also include after step s 3：S4, the aluminum ojosa warming plate outer surface polyurethane spray foam as sealed insulating layer.
- 3. a kind of tunnel-liner heat insulation and preservation device, it is characterised in that the tunnel-liner heat insulation and preservation device is applied to above-mentioned Tunnel-liner heat-insulating method described in claim 1 or 2,The tunnel-liner heat insulation and preservation device is followed successively by tunnel-liner, aluminium foil reflecting layer, galvanized steel wire netting, aluminum from outside to inside The warming plate and polyurethane foam sealed insulating layer of ojosa.
- 4. tunnel-liner heat insulation and preservation device according to claim 3, it is characterised in that also including country rock, the country rock Positioned at the outer surface of the tunnel-liner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711295618.5A CN107762538A (en) | 2017-12-08 | 2017-12-08 | A kind of tunnel-liner heat-insulating method and its heat insulation and preservation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711295618.5A CN107762538A (en) | 2017-12-08 | 2017-12-08 | A kind of tunnel-liner heat-insulating method and its heat insulation and preservation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107762538A true CN107762538A (en) | 2018-03-06 |
Family
ID=61277527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711295618.5A Pending CN107762538A (en) | 2017-12-08 | 2017-12-08 | A kind of tunnel-liner heat-insulating method and its heat insulation and preservation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107762538A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882213A (en) * | 2019-04-24 | 2019-06-14 | 吉林大学 | A kind of novel tunnel in cold area anti-freezing and heat-insulating structure and its construction method |
| WO2021103192A1 (en) * | 2019-11-29 | 2021-06-03 | 山东科技大学 | Supporting structure for preventing roadway surrounding rock from transferring heat |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202132057U (en) * | 2011-06-08 | 2012-02-01 | 长安大学 | A cold region tunnel electric trace heating active heat preservation anti-freezing facility |
| CN102953738A (en) * | 2012-11-08 | 2013-03-06 | 福州大学 | Method and system for automatical antifreezing and thermal insulating of tunnel lining in high and cold areas |
| CN204386623U (en) * | 2014-12-31 | 2015-06-10 | 长安大学 | A kind of tunneling drain heat-preserving anti-freezing system |
| CN205714210U (en) * | 2016-06-16 | 2016-11-23 | 西南交通大学 | A kind of, insulation waterproof for tunnel in cold area and the system of pressure regulation |
| CN206220980U (en) * | 2016-11-17 | 2017-06-06 | 西京学院 | A kind of tunnel in cold regions cold-proof heat insulation structure |
| CN206246127U (en) * | 2016-12-12 | 2017-06-13 | 吉林省交通科学研究所 | A kind of Multifunction anti-freezing and heat-insulating tunnel |
-
2017
- 2017-12-08 CN CN201711295618.5A patent/CN107762538A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202132057U (en) * | 2011-06-08 | 2012-02-01 | 长安大学 | A cold region tunnel electric trace heating active heat preservation anti-freezing facility |
| CN102953738A (en) * | 2012-11-08 | 2013-03-06 | 福州大学 | Method and system for automatical antifreezing and thermal insulating of tunnel lining in high and cold areas |
| CN204386623U (en) * | 2014-12-31 | 2015-06-10 | 长安大学 | A kind of tunneling drain heat-preserving anti-freezing system |
| CN205714210U (en) * | 2016-06-16 | 2016-11-23 | 西南交通大学 | A kind of, insulation waterproof for tunnel in cold area and the system of pressure regulation |
| CN206220980U (en) * | 2016-11-17 | 2017-06-06 | 西京学院 | A kind of tunnel in cold regions cold-proof heat insulation structure |
| CN206246127U (en) * | 2016-12-12 | 2017-06-13 | 吉林省交通科学研究所 | A kind of Multifunction anti-freezing and heat-insulating tunnel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882213A (en) * | 2019-04-24 | 2019-06-14 | 吉林大学 | A kind of novel tunnel in cold area anti-freezing and heat-insulating structure and its construction method |
| WO2021103192A1 (en) * | 2019-11-29 | 2021-06-03 | 山东科技大学 | Supporting structure for preventing roadway surrounding rock from transferring heat |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108005691A (en) | A kind of tunnel-liner complex heat-preservation method and its complex heat-preservation device | |
| CN107762538A (en) | A kind of tunnel-liner heat-insulating method and its heat insulation and preservation device | |
| CN106368722B (en) | A kind of tunnel in cold area anti-freezing and heat-insulating and integrated facility of preventing fires | |
| CN102505777B (en) | Heat preservation system for large-scale horizontal hole composite sandwich heat-preservation wallboard | |
| CN107965097B (en) | A kind of roof insulation system and its construction using foam glass board | |
| CN108775088A (en) | The waterproof thermal-insulated system of Intelligent outer wall | |
| CN206319427U (en) | Prefabricated reinforced concrete composite thermal-insulation external wall panel | |
| CN105040811B (en) | The rear facade system in aluminium alloy house | |
| CN204475696U (en) | A kind of severe cold area thermal-insulating water-proof roof | |
| CN101709592A (en) | Internal insulated building block or concrete building with multi-purpose low permeability layer | |
| CN108952243A (en) | A kind of ultra low temperature cool house heat preservation steam-partition architecture and construction method | |
| Binyaseen | Improving thermal performance of existing uninsulated RC domes through passive cooling measures using polyurethane foam in double skin layer in hot climate. | |
| CN101832040B (en) | Electricity-saving economical double-layer civil-engineering novel refrigeration house | |
| RU175267U1 (en) | MILITARY FORTIFICATION STRUCTURE FOR THE POLAR | |
| CN105089148B (en) | The lateral facade system in aluminium alloy house | |
| CN220035997U (en) | A insulation construction for freezer entrance | |
| CN203729464U (en) | Decorative thermal insulation composite wall | |
| Pilipenko et al. | Insulation systems for extreme conditions | |
| CN208858209U (en) | A kind of ultra low temperature cool house heat preservation steam-partition architecture | |
| CN207647048U (en) | Flexible water orients rock wool heat-preservation Roof system | |
| CN207376846U (en) | Prefabricated fireproof thermal insulating external wall panel | |
| CN203383412U (en) | Steel-structured waterproof and airproof membrane for roof | |
| CN206146092U (en) | Freezer structure suitable for it is outdoor | |
| CN205012583U (en) | Take outer insulation construction of inorganic light -weight aggregate mortar outer wall of T shape strip | |
| CN107476454A (en) | Prefabricated fireproof thermal insulating external wall panel and its construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |
|
| RJ01 | Rejection of invention patent application after publication |