CN107980074A - Block the structure and its construction method conducted heat by the hot cold bridge of curtain buildings - Google Patents
Block the structure and its construction method conducted heat by the hot cold bridge of curtain buildings Download PDFInfo
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- CN107980074A CN107980074A CN201680030250.7A CN201680030250A CN107980074A CN 107980074 A CN107980074 A CN 107980074A CN 201680030250 A CN201680030250 A CN 201680030250A CN 107980074 A CN107980074 A CN 107980074A
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- heat
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- decorative plate
- curtain
- metal keel
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- 238000010276 construction Methods 0.000 title claims abstract description 36
- 229910052751 metal Inorganic materials 0.000 claims abstract description 109
- 239000002184 metal Substances 0.000 claims abstract description 109
- 239000004964 aerogel Substances 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims abstract description 16
- 239000007767 bonding agent Substances 0.000 claims description 36
- 239000000565 sealant Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000011521 glass Substances 0.000 description 19
- 238000012546 transfer Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 8
- 238000013461 design Methods 0.000 description 7
- 239000012774 insulation material Substances 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 5
- 239000011490 mineral wool Substances 0.000 description 4
- 229920002943 EPDM rubber Polymers 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 229920001084 poly(chloroprene) Polymers 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/762—Exterior insulation of exterior walls
- E04B1/7641—Elements for window or door openings, or for corners of the building
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
It is a kind of to block the structure and its construction method conducted heat by the hot cold bridge of curtain buildings, wherein structure division includes curtain wall (11), indoor metal keel (12), Indoor decorative plate (13), the curtain wall (11) is fixed on the outside of the indoor metal keel (12), the Indoor decorative plate (13) is fixed on the indoor exposed parts of the indoor metal keel (12), the covering exposed parts have been gripped between the exposed parts and the Indoor decorative plate (13) of the indoor metal keel (12), heat insulating strip (15) made of aerogel heat-proof blanket.The structure that the blocking is conducted heat by the hot cold bridge of curtain buildings, it is simple in structure, construction technology is convenient, structural strength is high, fire protecting performance is good, cost is low, and the energy-saving effect of curtain buildings can be greatly improved.Particularly suitable for curtain buildings be completed, heat-proof quality difference currently in use are improved or are transformed.
Description
Technical field
The present invention relates to a kind of structure for blocking heat transfer in building, in particulars relate to a kind of block and passes through curtain buildings
The structure of hot cold bridge heat transfer and the construction method of the structure.
Background technology
Generally, the processing method of the hot cold bridge of curtain buildings is set between outdoor metal component and indoor metal component
Disconnected hot cold bridge material of the thermal conductivity factor in 0.25W/ (mK) left and right is put, and the hot cold bridge material that breaks often is disposed in the interior metal
The outside of component or the inner side of outdoor metal component, this is to keep heat-insulated thermoisopleth in line to try one's best, and will be relatively low
Temperature line be maintained at the outside of indoor metal component, so as to obtain best disconnected hot cold bridge effect.But in Practical Project by
In various reasons, some curtain buildings could not set the hot cold bridge material that breaks indoors between hardware and outdoor metal component,
Or hot cold bridge material is resolved even if setting, it could not but reach gratifying heat insulation, if will be to these curtain buildings
The improvement or transformation of performance are thermally shielded, local, even comprehensive dismounting certainly will be carried out to whole curtain wall, difficulty is big, economical
Cost is also very high.
One be located at Beijing CBD areas Super High curtain wall project, from after Practical Completion in 2007, continuously emerge due to
Curtain wall aluminium frame cold-heat bridge causes indoor condensation and the situation of icing, simultaneously because heat is largely lost in by curtain wall cold-heat bridge, makes
Increase and waste the situation of the electricity charge into air conditioner load.Since completion of works in 2007 Party A to the indoor condensation of the mansion and
The uninsulated situation of curtain wall is sorely distressed, and also attempts to be remedied, including determines curtain wall using thermal imaging system by third party
Cold-heat bridge position, but seek all the time less than it is any effectively on existing curtain wall solve cold-heat bridge method.
From engineering design angle, it is contemplated that cold-heat bridge position is coated using thermal insulation materials such as mineral wools, or is selected more
The glass of height configuration is to meet the requirement of building energy conservation, but in place of the equal Shortcomings of both technical solutions：
The technical solution of similar cladding is carried out using thermal insulation materials such as mineral wools：
1) the energy-saving design target of curtain wall and prevent curtain wall from condensing to reach, using the thermal insulation materials such as mineral wool thickness extremely
It is 2.5cm less, the indoor metal keel after being covered to complete are covered to complete face thickness increase at least more than 5cm, seriously affect beauty
With indoor lighting area, indoor space and usable floor area will be also reduced, and needs to increase more Indoor decorative plate materials；
2) compressive property of the thermal insulation material such as mineral wool is undesirable, and the indoor metal keel surface after being covered to complete is not easy to keep
It is smooth；
3) processability of the thermal insulation material such as mineral wool is poor, and accurately scale is cut relatively difficult, also more difficult to do L-shaped grade and answer
Miscellaneous moulding；
4) fixed form of mineral wool thermal insulation material is usually to plant the modes such as nail, indoors more difficult implementation on metal joist.
Select the deficiency of the technical solution of higher configuration glass：
1) glass of so-called higher configuration, be exactly in fact glass heat transfer coefficient it is lower.Generally used in engineering at present
Single silver-colored or double silver low-e hollow glasses, that improves glass is configured with following approach：Improve performance (such as three silver medal low- of low-e films
E), the thickness or quantity (the double hollow glasses of such as three glass) of hollow layer are increased, using vacuum glass etc..In these schemes, although glass
The heat transfer coefficient of glass decreases, but in curtain wall mean heat transfer coefficient, the heat transfer coefficient ratio of glass is often below 50%, because
This efficiency is not very good.
2) either existing curtain wall is built, or newly-built curtain buildings, is selected the glass of higher configuration and will be made whole curtain wall
Cost be substantially increased, built especially for existing curtain wall, the configuration for changing glass is intended to remove existing glass, and
The glass more renewed, this will be the high engineering of a technical sophistication and cost.
The applicant patented power, Chinese utility model patent 2015209456306, " block and built by curtain wall
Build the structure of node hot cold bridge heat transfer ", its technical solution is metal joist and curtain wall or outdoor metal keel or metal indoors
The heat insulating strip made of aerogel heat-proof blanket that the close outside of an entirety is set is fixed between component, is not changing existing curtain
On the premise of keel section design used in wall, curtain wall heat-proof quality is greatly improved, it is ensured that condensation trouble is not produced in curtain wall room, but
To, since indoor metal keel largely conduct heat, causing curtain buildings in substantial amounts of curtain buildings having built up, currently in use
The problem of indoor winter condensation, freeze, and summer is sultry, does not provide any feasible skill for not changing existing structure in the patent
Art scheme.
The content of the invention
The primary and foremost purpose of the present invention is to provide a kind of structure for blocking and conducting heat by the hot cold bridge of curtain buildings, the letter of its structure
List, construction technology is convenient, structural strength is high, fire protecting performance is good, cost is low, and can greatly improve the energy saving effect of curtain buildings
Fruit.
It is a further object of the present invention to provide a kind of method for blocking and being conducted heat by the hot cold bridge of curtain buildings node, it is constructed
Conveniently, cost is low, and can greatly improve the energy-saving effect of curtain buildings.
To achieve these goals, technical solution of the invention is：
It is a kind of to block the structure conducted heat by the hot cold bridge of curtain buildings, including curtain wall, indoor metal keel, interior decoration
Plate, the curtain wall are fixed on the outside of the indoor metal keel, the exposed parts of the indoor metal keel and the indoor dress
The covering indoor exposed parts, the heat insulating strip made of aerogel heat-proof blanket have been gripped between plaque.
The present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the heat insulating strip is integral, it is described every
Hot bar is symmetrically respectively separated in the both ends of the surface of the curtain wall is provided with least two notch, is set respectively in each notch
There is a hard heat-insulating cushion block, each hard heat-insulating cushion block just fills up the notch corresponding to it, the indoor metal keel, room
Connected respectively by a machanical fastener between inner trim panels and each hard heat-insulating cushion block.
The present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the heat insulating strip and the indoor metal
Interfixed between keel by bonding agent.
The present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the heat insulating strip is two L-shaped heat insulating strips,
Respectively symmetrically it is spaced on the end face of the close curtain wall of the two L-shaped heat insulating strip and is provided with least two notch, two L-shaped
Spacing is left between the end face being mutually butted of heat insulating strip, a hard heat-insulating is respectively arranged with each notch and the spacing
Cushion block, each hard heat-insulating cushion block with its corresponding to notch or spacing match, the indoor metal keel, interior decoration
Connected respectively by a machanical fastener between plate and each hard heat-insulating cushion block.
The present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the two L-shaped heat insulating strip and the interior
Interfixed by bonding agent between metal joist, filled between the two L-shaped heat insulating strip docking end face by fluid sealant.
The present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the indoor metal keel, heat insulating strip,
Filled between Indoor decorative plate and the curtain wall by fluid sealant.
The present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings, wherein, each hard heat-insulating cushion block and described
Interfixed between indoor metal keel by bonding agent.
A kind of construction method for blocking the structure conducted heat by the hot cold bridge of curtain buildings, this method comprise the following steps：
(1) bonding agent is smeared on metal joist indoors, heat insulating strip will be bonded and fixed to made of aerogel heat-proof blanket
On the indoor metal keel；
(2) Indoor decorative plate is sleeved on the heat insulating strip, and the Indoor decorative plate and the indoor metal is imperial
Bone interfixes；
(3) filling with sealant between the indoor metal keel, heat insulating strip, Indoor decorative plate and the curtain wall.
The present invention blocks the construction method for the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the heat insulating strip is one
Overall, the heat insulating strip is symmetrically respectively separated in the both ends of the surface of the curtain wall and is provided with least two notch, in the step
Suddenly in (two), first on the indoor metal keel be adhesively fixed respectively at each corresponding position of notch a hard every
Heat pad block, each hard heat-insulating cushion block are adapted with the notch where it, then by the indoor metal keel, each hard heat-insulating pad
Interfixed respectively by a machanical fastener between block and Indoor decorative plate.
The present invention blocks the construction method for the structure conducted heat by the hot cold bridge of curtain buildings, it is the heat insulating strip includes
Two L-shaped heat insulating strips, are symmetrically respectively separated on the end face of the close curtain wall of the two L-shaped heat insulating strip and are provided with least two and cut
Mouthful, spacing is left between the end face being mutually butted of the two L-shaped heat insulating strip, in the step (2), first in the interior
On metal joist with the hard heat-insulating cushion block that is adhesively fixed respectively at each notch and the corresponding position of the spacing, each institute
State hard heat-insulating cushion block to be adapted with the notch where it or spacing, then by the indoor metal keel, each hard heat-insulating pad
Interfixed respectively by a machanical fastener between block and Indoor decorative plate.
The present invention blocks the construction method for the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the bonding agent is in institute
State and be arranged at intervals on the cross section of indoor metal keel, bonding agent described in each bar along the indoor metal keel, length direction
Extend and length and the indoor metal keel, length it is identical.
A kind of construction method for blocking the structure conducted heat by the hot cold bridge of curtain buildings, this method comprise the following steps：
(1) decorative panel is inboard indoors smears bonding agent, heat insulating strip will be bonded and fixed to made of aerogel heat-proof blanket
On the Indoor decorative plate；
(2) Indoor decorative plate that heat insulating strip is bonded with made of step (1) is sleeved on indoor metal keel, and
And the Indoor decorative plate and the indoor metal keel are interfixed；
(3) filling with sealant between the indoor metal keel, heat insulating strip, Indoor decorative plate and the curtain wall.
The present invention blocks the construction method for the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the heat insulating strip is one
Overall, the heat insulating strip is symmetrically respectively separated in the both ends of the surface of the curtain wall and is provided with least two notch, in the step
Suddenly in (two), first on the Indoor decorative plate with the hard heat-insulating that is adhesively fixed respectively at each corresponding position of notch
Cushion block, each hard heat-insulating cushion block are adapted with the notch where it, then by the indoor metal keel, each hard heat-insulating cushion block
And interfixed respectively by a machanical fastener between Indoor decorative plate.
The present invention blocks the construction method for the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the heat insulating strip includes
Two L-shaped heat insulating strips, are symmetrically respectively separated on the end face of the close curtain wall of the two L-shaped heat insulating strip and are provided with least two and cut
Mouthful, spacing is left between the end face being mutually butted of the two L-shaped heat insulating strip, in the step (2), first in the interior
It is each described with the hard heat-insulating cushion block that is adhesively fixed respectively at each notch and the corresponding position of the spacing on decorative panel
Hard heat-insulating cushion block is adapted with the notch where it or spacing, then by the indoor metal keel, each hard heat-insulating cushion block
And interfixed respectively by a machanical fastener between Indoor decorative plate.
The present invention blocks the construction method for the structure conducted heat by the hot cold bridge of curtain buildings, wherein, the bonding agent is in institute
State and be arranged at intervals on the cross section of Indoor decorative plate, bonding agent described in each bar extends simultaneously along the length direction of the Indoor decorative plate
And length is identical with the length of the Indoor decorative plate.
After using the above scheme, compared with prior art since the present invention blocks the knot to conduct heat by the hot cold bridge of curtain buildings
Structure has gripped heat-insulated made of aerogel heat-proof blanket indoors between the exposed parts and Indoor decorative plate of metal joist
Bar, the thermal conductivity factor of heat insulating strip are not higher than 0.021W/ (mK), its heat-proof quality is improved compared to traditional disconnected hot cold bridge material
More than 10 times, on the premise of existing curtain wall construction is not changed, its structure, watertight, airtight and malformation performance are neither influenced,
The heat-proof quality of curtain wall greatly improved again, it is ensured that condensation trouble is not produced in curtain wall room, while also simplify disconnected hot cold bridge
Structure type, reduces the synthesis cost of curtain wall；Further, since heat insulating strip is easily installed, indoor metal can be well adapted for
The cross sectional shape of keel, all covers the exposed parts of indoor metal keel, and it is cold to form identical material, continuous, overall disconnected heat
Bridge；Since aerogel heat-proof blanket is the material of A grades of combustibility, curtain wall fire prevention and fire resistance can be better assured that.
Interfixed between heat insulating strip and indoor metal keel by bonding agent, bonding strength is more reliable, can eliminate structure
Property security risk；In addition, due to being provided with notch on heat insulating strip, a hard heat-insulating cushion block, indoor metal are set respectively in each notch
Connected respectively by a machanical fastener between keel, Indoor decorative plate and each hard heat-insulating cushion block, not only make bonding strength more
Reliably, eliminate structural security risk, set hard heat-insulating cushion block to keep the planarization of the Indoor decorative plate after nailing,
The compressive deformation when being fixed by fastener of heat insulating strip made of aerogel heat-proof blanket is avoided to influence the appearance of Indoor decorative plate
Flatness.
According to statistics, the curtain wall area for curtain buildings that China's different year is produced is as follows：1985-1990, year
150,000 square meter of curtain wall is produced, 1991-2000, year production 1,050,000 square meter of curtain wall, 2000, year produced 10,000,000 square meter of curtain wall,
2001-2011 produces 50,000,000 square meter of curtain wall, and so far, curtain wall has been widely used in skyscraper；And the total energy built
In consumption, the energy consumption of heating caused by peripheral structure and air-conditioning accounts for the 50% of total energy consumption, the main peripheral protective in curtain buildings
Structure is glass curtain wall.There is more than half to be located at harsh climate band or hot summer and warm winter area band in curtain buildings, in curtain buildings
In more than 40% energy loss scattered and disappeared by outer curtain wall, therefore improve curtain wall heat-proof quality can directly reduce curtain
The energy consumption of wall building.By the implementation of technical solution of the present invention, the heat transfer coefficient of curtain wall can reduce by more than 20%, so as to play
Effectively energy saving effect.Technical scheme can very easily be used for existing curtain wall building energy-saving renovation, not destroy existing
There is curtain wall construction, can be used for the newly-built curtain wall engineering of annual 50000000 square meter, to improve the energy-efficient performance of curtain wall.With curtain wall
Transparent part heat transfer coefficient is from 2.5W/m2K is reduced to 2.0W/m2K, non-transparent part heat transfer coefficient is from 1.0W/m2K is reduced to
0.8W/m2Exemplified by K, the implementation of technical solution of the present invention can save every year curtain buildings heating and air-conditioning heating power consumption about
For：Hot-summer and cold-winter area 1.5KWh/ (m2A), severe cold area 2.5KWh/ (m2A), electric price is 1 yuan electric by often degree, newly
Build curtain buildings and transform curtain buildings area by 50,000,000 square metres calculating, the whole nation every year can 100,000,000 degree of power saving, direct economy
Be worth annual 200000000 yuans, if the usage time of transformation building is 30 years, more than annual transformed curtain wall project can be with
The direct full building life value brought is 6,000,000,000 yuans, while can largely save the expense of curtain wall engineering reducing energy consumption
With, and greatly shorten the time of engineering construction.
Due to technical scheme can be widely used at the same time the U.S., Canada, South Korea, Japan, Australia and
The Curtain Wall Design node in Europe, the existing curtain wall transformation of above countries and regions and to create curtain wall amount current existing and new with China
It is suitable to build curtain wall quantity, but it requires higher to curtain-wall energy-saving design requirement and curtain buildings Indoor Environmental Design, it is relevant
Manually and curtain-wall energy-saving improvement cost higher, therefore the implementation of technical solution of the present invention is by for the curtain buildings band of above each department
Carry out the amount of electricity saving per year over 100000000 degree, be roughly equal to annual 3,1,000,000 yuan of dollar of saving, if being counted using the usage time of building as 30 years
Calculate, then the direct full building life value that annual transformed curtain wall project can be brought is 9.3 hundred million dollars, and is saved at the same time big
The curtain wall engineering construction of amount and improvement expenses.
Brief description of the drawings
Fig. 1 is the structure chart in the cross section that the present invention blocks the constructive embodiment one to conduct heat by the hot cold bridge of curtain buildings；
Fig. 2 is the stereogram that the present invention blocks heat insulating strip in the constructive embodiment one to conduct heat by the hot cold bridge of curtain buildings；
Fig. 7 is the structure chart in the cross section that the present invention blocks the constructive embodiment two to conduct heat by the hot cold bridge of curtain buildings；
Fig. 8 is the vertical of a L-shaped heat insulating strip in the constructive embodiment two that present invention blocking passes through the hot cold bridge heat transfer of curtain buildings
Body figure；
Fig. 3 to Fig. 6 is the construction method embodiment one that the present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings
Process schematic；
Fig. 9 to Figure 12 is the construction method embodiment two that the present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings
Process schematic；
Figure 13 to Figure 16 is the construction method embodiment three that the present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings
Process schematic；
Figure 17 to Figure 20 is the construction method example IV that the present invention blocks the structure conducted heat by the hot cold bridge of curtain buildings
Process schematic.
Embodiment
As shown in Figure 1, the present invention, which blocks, passes through the constructive embodiment one that the hot cold bridge of curtain buildings conducts heat, including curtain wall 11,
Indoor metal keel 12, Indoor decorative plate 13, outdoor keel 18, curtain wall 11 is glass curtain wall, and curtain wall 11 passes through adhesive tape and machinery
Fastener is fixed between indoor metal keel 12 and outdoor keel 18, outside the indoor exposed parts of indoor metal keel 12 successively
Heat insulating strip 14 and Indoor decorative plate 13, the thermal conductivity factor of heat insulating strip 14 made of aerogel heat-proof blanket is provided with to be not higher than
0.021W/ (mK), is interfixed between heat insulating strip 14 and indoor metal keel 12 by a plurality of bonding agent, and a plurality of bonding agent exists
Be arranged at intervals on the cross section of indoor metal keel 12, each bar bonding agent along indoor metal keel 12 length direction extension and
Length is identical with the length of indoor metal keel 12, and indoor metal keel 12 and Indoor decorative plate 13 are clamped by aerogel heat-proof
Heat insulating strip 14 made of blanket, as shown in Fig. 2, heat insulating strip 14 is integral, 14 section configuration of heat insulating strip is " п " of Russion letter
Type, matches with the section configuration of indoor keel, and heat insulating strip 14 is symmetrically respectively separated in the both ends of the surface of curtain wall 11 and is provided with
At least two notch 141, with being bonded with a hard heat-insulating respectively at each 141 corresponding position of notch on indoor metal keel 12
Cushion block 15, hard heat-insulating cushion block 15 are made of PVC, nylon, neoprene or EPDM, and each hard heat-insulating cushion block 15 is just filled out
Notch 141 completely corresponding to it, passes through respectively between indoor metal keel 12, Indoor decorative plate 13 and each hard heat-insulating cushion block 15
One machanical fastener 16 connects, and Indoor decorative plate 13 is fixed on indoor metal keel 12, in the present embodiment, machanical fastener
16 select screw, are filled up between indoor metal keel 12, heat insulating strip 14, Indoor decorative plate 13 and curtain wall 11 by fluid sealant；
The present invention blocks the constructive embodiment two to conduct heat by the hot cold bridge of curtain buildings, including curtain wall as shown in Figure 7,8
11 ', indoor metal keel 12 ', Indoor decorative plate 13 ', curtain wall 11 ' are glass curtain wall, and curtain wall 11 ' passes through adhesive tape and mechanical fasteners
Part is fixed on indoor metal keel 12 ', is disposed with outside the exposed parts of indoor metal keel 12 ' by aerogel heat-proof blanket
Manufactured heat insulating strip 14 ' and Indoor decorative plate 13 ', heat insulating strip 14 ' include two L-shaped heat insulating strips being oppositely arranged, two L-shaped heat insulating strips
Docking is filled up between end face by fluid sealant, passes through a plurality of bonding agent phase between two L-shaped heat insulating strips and indoor metal keel 12 '
Mutually fixed, bonding agent is arranged at intervals on the section of L-shaped heat insulating strip, length side of each bar bonding agent along indoor metal keel 12 '
To extension and length it is identical with the length of indoor metal keel 12 ', indoor metal keel 12 ' and Indoor decorative plate 13 ' are respectively
A L-shaped heat insulating strip is clamped, is symmetrically respectively separated on the end face of the close curtain wall 11 ' of two L-shaped heat insulating strips and is provided with two or more
A notch 141 ', leaves spacing between the end face being mutually butted of two L-shaped heat insulating strips, on indoor metal keel 12 ' with each notch
141 ' and the corresponding position of spacing at be adhesively fixed with a hard heat-insulating cushion block 15 ' respectively, hard heat-insulating cushion block 15 ' by PVC,
Nylon, neoprene or EPDM are made, each hard heat-insulating cushion block 15 ' just fill up notch 141 ' corresponding to it and
Away from passing through a machanical fastener respectively between indoor metal keel 12 ', Indoor decorative plate 13 ' and each hard heat-insulating cushion block 15 '
Indoor decorative plate 13 ' is fixed on indoor metal keel 12 ' by 16 ' connections, and in the present embodiment, machanical fastener 16 ' selects spiral shell
Nail, is filled up between indoor metal keel 12 ', two L-shaped heat insulating strips, Indoor decorative plate 13 ' and curtain wall 11 ' by fluid sealant.
The present invention blocks the construction method embodiment one for the structure conducted heat by the hot cold bridge of curtain buildings, such as Fig. 3 to Fig. 6 institutes
Show, this method comprises the following steps：
First, referring to Fig. 3, Fig. 4,12 exposed parts of metal joist smear a plurality of bonding agent indoors, will be by aerogel heat-proof
Heat insulating strip 14 is bonded and fixed on indoor metal keel 12 made of blanket, the cross section of a plurality of bonding agent metal joist 12 indoors
Upper interval setting, length direction extension and length and indoor metal keel 12 of each bar bonding agent along indoor metal keel 12
Length is identical；
2nd, referring to Fig. 5, Fig. 6, Indoor decorative plate 13 is sleeved on heat insulating strip 14, and by Indoor decorative plate 13 with it is indoor
Metal joist 12 interfixes：Heat insulating strip 14 is respectively separated in the both ends of the surface of curtain wall 11 is symmetrically provided with least two notch
141, first indoors on metal joist 12 with setting a hard heat-insulating cushion block 15 respectively at each 141 corresponding position of notch, respectively
Hard heat-insulating cushion block 15 can be made of PVC, nylon, neoprene or EPDM, each hard heat-insulating cushion block 15 is just filled up
Notch where it, then will pass through respectively between indoor metal keel 12, each hard heat-insulating cushion block 15 and Indoor decorative plate 13
One machanical fastener 16 interfixes, and machanical fastener 16 selects screw；
3rd, fluid sealant is filled up between metal joist 12, heat insulating strip 14, Indoor decorative plate 13 and curtain wall 11 indoors.
The present invention blocks the construction method embodiment two for the structure conducted heat by the hot cold bridge of curtain buildings, such as Fig. 9 to Figure 12
It is shown, it is with one difference of embodiment, heat insulating strip 14 ' includes two L-shaped heat insulating strips, and two L-shaped heat insulating strips are docked between end face
Filled up by fluid sealant, interfixed between two L-shaped heat insulating strips and indoor metal keel 12 ' by a plurality of bonding agent, is bonded
Agent is arranged at intervals on the cross section of L-shaped heat insulating strip, each bar bonding agent along indoor metal keel 12 ' length direction extension and
Length is identical with the length of indoor metal keel 12 ', between symmetrically distinguishing on the end face of the close curtain wall 11 ' of two L-shaped heat insulating strips
At least two notch 141 ' have been separated, spacing is left between the end face being mutually butted of two L-shaped heat insulating strips, in step 2, first
Indoors on metal joist 12 ' with the hard heat-insulating cushion block that is adhesively fixed respectively at each notch 141 ' and the corresponding position of spacing
15 ', each hard heat-insulating cushion block 15 ' just fills up the notch or spacing where it, then by indoor metal keel 12 ', each hard
Interfixed respectively by a machanical fastener 16 ' between heat-insulating cushion block 15 ' and Indoor decorative plate 13 ', machanical fastener 16 ' selects
Use screw.
The present invention blocks the construction method embodiment three for the structure conducted heat by the hot cold bridge of curtain buildings, such as Figure 13-16 institutes
Show, be with one difference of embodiment, decorative panel 13 is inboard indoors smears bonding agent, bonding agent decorative panel 13 indoors
It is arranged at intervals on section, length direction extension and length and Indoor decorative plate 13 of each bar bonding agent along Indoor decorative plate 13
Length is identical, and heat insulating strip 14 is bonded and fixed on Indoor decorative plate 13 made of aerogel heat-proof blanket, each hard heat-insulating cushion block
15 are bonded and fixed on Indoor decorative plate 13.
The present invention blocks the construction method example IV for the structure conducted heat by the hot cold bridge of curtain buildings, such as Figure 17-20 institutes
Show, be with two difference of embodiment, decorative panel 13 ' is inboard indoors smears bonding agent, bonding agent decorative panel 13 ' indoors
Section on be arranged at intervals, each bar bonding agent along Indoor decorative plate 13 ' length direction extension and length and Indoor decorative plate
13 ' length is identical, and heat insulating strip 14 ' is bonded and fixed on Indoor decorative plate 13 ' made of aerogel heat-proof blanket, each hard every
Heat pad block 15 ' is bonded and fixed on Indoor decorative plate 13 '.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the scope of the present invention
It is defined, on the premise of design spirit of the present invention is not departed from, technology of this area ordinary skill technical staff to the present invention
The various modifications and improvement that scheme is made, should all fall into the protection domain that claims of the present invention determines.
Industrial applicibility
The present invention blocks the structure and its construction method conducted heat by the hot cold bridge of curtain buildings, its is simple in structure, construction work
Skill is convenient, structural strength is high, fire protecting performance is good, cost is low, and can greatly improve the energy-saving effect of curtain buildings, substantially reduces
The energy consumption of curtain buildings, it is industrially applicable.Especially suitable for curtain wall be completed, heat-proof quality difference currently in use
Building is improved or transforms.
Claims (15)
- Block the structure conducted heat by the hot cold bridge of curtain buildings 1. a kind of, including curtain wall (11,11 '), indoor metal keel (12, 12 '), Indoor decorative plate (13,13 '), the curtain wall (11,11 ') are fixed on the outside of the indoor metal keel (12), its feature It is：Gripped between the exposed parts and the Indoor decorative plate (13,13 ') of the indoor metal keel (12,12 ') Cover the indoor exposed parts, heat insulating strip (14,14 ') made of aerogel heat-proof blanket.
- 2. according to claim 1 block the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：It is described heat-insulated Bar (14) is integral, and the heat insulating strip (14) is symmetrically respectively separated in the both ends of the surface of the curtain wall (11) and is provided with least Two notch (141), each notch (141) is interior to be respectively arranged with a hard heat-insulating cushion block (15), each hard heat-insulating pad Block (15) just fills up the notch (141) corresponding to it, the indoor metal keel (12), Indoor decorative plate (13) and described each Connected respectively by a machanical fastener (16) between hard heat-insulating cushion block (15).
- 3. according to claim 2 block the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：It is described heat-insulated Interfixed between bar (14) and the indoor metal keel (12) by bonding agent.
- 4. according to claim 1 block the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：It is described heat-insulated Bar (14 ') is two L-shaped heat insulating strips, respectively symmetrically is spaced on the end face of the close curtain wall (11 ') of the two L-shaped heat insulating strip At least two notch (141 ') are provided with, spacing, each notch are left between the end face being mutually butted of the two L-shaped heat insulating strip A hard heat-insulating cushion block (15 '), each hard heat-insulating cushion block (15 ') and its institute are respectively arranged with (141 ') and the spacing Corresponding notch (141 ') or spacing match, the indoor metal keel (12 '), Indoor decorative plate (13 ') and described each hard Connected respectively by a machanical fastener (16 ') between matter heat-insulating cushion block (15 ').
- 5. according to claim 4 block the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：Two L Interfixed between shape heat insulating strip and the indoor metal keel (12 ') by bonding agent, the two L-shaped heat insulating strip butt end Filled between face by fluid sealant.
- 6. the structure that the blocking according to claim 3 or 5 is conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：It is described Between indoor metal keel (12,12 '), heat insulating strip (14,14 '), Indoor decorative plate (13,13 ') and the curtain wall (11,11 ') Filled by fluid sealant.
- 7. according to claim 6 block the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：It is described each hard Interfixed between matter heat-insulating cushion block (15,15 ') and the indoor metal keel (12,12 ') by bonding agent.
- A kind of 8. construction method for blocking the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：Under this method includes State step：(1) smear bonding agent on metal joist (12,12 ') indoors, will made of aerogel heat-proof blanket heat insulating strip (14, 14 ') it is bonded and fixed on the indoor metal keel (12,12 ')；(2) Indoor decorative plate (13,13 ') is sleeved on the heat insulating strip (14,14 '), and by the Indoor decorative plate (13, 13 ') interfix with the indoor metal keel (12,12 ')；(3) in the indoor metal keel (12,12 '), heat insulating strip (14,14 '), Indoor decorative plate (13,13 ') and the curtain Filling with sealant between wall (11,11 ').
- 9. the construction method according to claim 8 for blocking the structure conducted heat by the hot cold bridge of curtain buildings, its feature exist In：The heat insulating strip (14) is integral, and the heat insulating strip (14) is symmetrically distinguished in the both ends of the surface of the curtain wall (11) Interval be provided with least two notch (141), in the step (2), first on the indoor metal keel (12) with it is each described Be adhesively fixed a hard heat-insulating cushion block (15) respectively at notch (141) corresponding position, each hard heat-insulating cushion block (15) and its The notch at place is adapted, then by the indoor metal keel (12), each hard heat-insulating cushion block (15) and Indoor decorative plate (13) interfixed respectively by a machanical fastener (16) between.
- 10. the construction method according to claim 8 for blocking the structure conducted heat by the hot cold bridge of curtain buildings, its feature exist In：The heat insulating strip (14 ') includes two L-shaped heat insulating strips, right on the end face of the close curtain wall (11) of the two L-shaped heat insulating strip It is respectively separated with claiming and is provided with least two notch (141 '), between is left between the end face being mutually butted of the two L-shaped heat insulating strip Away from, in the step (2), first on the indoor metal keel (12 ') with each notch (141 ') and the spacing phase Be adhesively fixed a hard heat-insulating cushion block (15 ') respectively at corresponding position, each hard heat-insulating cushion block (15 ') with its where Notch or spacing are adapted, then by the indoor metal keel (12 '), each hard heat-insulating cushion block (15 ') and Indoor decorative plate Interfixed respectively by a machanical fastener (16 ') between (13 ').
- 11. the construction method for the structure that the blocking according to claim 9 or 10 is conducted heat by the hot cold bridge of curtain buildings, it is special Sign is：The bonding agent is arranged at intervals on the cross section of the indoor metal keel (12,12 '), bonding agent described in each bar Length direction extension and length and the indoor metal keel (12,12 ') along the indoor metal keel (12,12 ') Length is identical.
- A kind of 12. construction method for blocking the structure conducted heat by the hot cold bridge of curtain buildings, it is characterised in that：Under this method includes State step：(1) decorative panel (13,13 ') is inboard indoors smears bonding agent, will made of aerogel heat-proof blanket heat insulating strip (14, 14 ') it is bonded and fixed on the Indoor decorative plate (13,13 ')；(2) Indoor decorative plate (13,13 ') set of heat insulating strip (14,14 ') will be bonded with made of step (1) indoors On metal joist (12,12 '), and the Indoor decorative plate (13,13 ') and the indoor metal keel (12,12 ') is mutual It is fixed；(3) in the indoor metal keel (12,12 '), heat insulating strip (14,14 '), Indoor decorative plate (13,13 ') and the curtain Filling with sealant between wall (11,11 ').
- 13. the construction method according to claim 12 for blocking the structure conducted heat by the hot cold bridge of curtain buildings, its feature It is：The heat insulating strip (14) is integral, and the heat insulating strip (14) is symmetrically divided in the both ends of the surface of the curtain wall (11) At least two notch (141) Jian Ge be provided with, in the step (2), first on the Indoor decorative plate (13) with it is each described Be adhesively fixed a hard heat-insulating cushion block (15) respectively at notch (141) corresponding position, each hard heat-insulating cushion block (15) and its The notch at place is adapted, then by the indoor metal keel (12), each hard heat-insulating cushion block (15) and Indoor decorative plate (13) interfixed respectively by a machanical fastener (16) between.
- 14. the construction method according to claim 12 for blocking the structure conducted heat by the hot cold bridge of curtain buildings, its feature It is：The heat insulating strip (14 ') includes two L-shaped heat insulating strips, on the end face of the close curtain wall (11) of the two L-shaped heat insulating strip Symmetrically it is respectively separated and is provided with least two notch (141 '), is left between the end face being mutually butted of the two L-shaped heat insulating strip Spacing, in the step (2), first on the Indoor decorative plate (13 ') with each notch (141 ') and the spacing phase Be adhesively fixed a hard heat-insulating cushion block (15 ') respectively at corresponding position, each hard heat-insulating cushion block (15 ') with its where Notch or spacing are adapted, then by the indoor metal keel (12 '), each hard heat-insulating cushion block (15 ') and Indoor decorative plate Interfixed respectively by a machanical fastener (16 ') between (13 ').
- 15. the construction method for the structure that the blocking according to claim 13 or 14 is conducted heat by the hot cold bridge of curtain buildings, its It is characterized in that：The bonding agent is arranged at intervals on the cross section of the Indoor decorative plate (13,13 '), bonding agent described in each bar Along the length direction extension of the Indoor decorative plate (13,13 ') and length and the length of the Indoor decorative plate (13,13 ') It is identical.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/091696 WO2018018408A1 (en) | 2016-07-26 | 2016-07-26 | Structure for blocking heat transfer through thermal bridge of curtain wall building and construction method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107980074A true CN107980074A (en) | 2018-05-01 |
Family
ID=61015386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680030250.7A Pending CN107980074A (en) | 2016-07-26 | 2016-07-26 | Block the structure and its construction method conducted heat by the hot cold bridge of curtain buildings |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107980074A (en) |
| WO (1) | WO2018018408A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518844A (en) * | 2018-12-27 | 2019-03-26 | 天津华惠安信装饰工程有限公司 | Semi-unit type stone curtain wall structure and its construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2951367C (en) * | 2015-11-24 | 2019-12-31 | Weiping Yu | Structure for blocking heat transfer through thermal bridge of curtain wall building |
| CZ2018179A3 (en) * | 2018-04-11 | 2020-03-25 | Vysoké Učení Technické V Brně | Contact system to suppress thermal bridges in buildings |
| CN110374237B (en) * | 2019-08-06 | 2024-07-30 | 深圳市三鑫科技发展有限公司 | Dew-proof exposed frame curtain wall system |
| CN110863595A (en) * | 2019-12-09 | 2020-03-06 | 苏州广林建设有限责任公司 | Glass curtain wall |
| CN110965683A (en) * | 2019-12-19 | 2020-04-07 | 北京凌云宏达幕墙工程有限公司 | Curtain wall system with freely adjustable connecting angle of transverse keel and vertical keel |
| CN112575939A (en) * | 2020-11-17 | 2021-03-30 | 苏州金螳螂幕墙有限公司 | Can dismantle horizontal big moulding connection structure |
| CN112942653A (en) * | 2021-02-03 | 2021-06-11 | 中国建筑第八工程局有限公司 | Concrete and glass combined curtain wall system |
| CN115126095A (en) * | 2022-05-11 | 2022-09-30 | 同创金泰建筑技术（北京）有限公司 | Connecting device suitable for ultra-low energy consumption curtain |
| CN115404998B (en) * | 2022-10-08 | 2023-08-29 | 中建八局装饰工程有限公司 | Connection structure of curtain wall and existing outer wall and construction method thereof |
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| WO2018018408A1 (en) | 2018-02-01 |
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