CN212802309U - Nearly zero energy consumption building roof structure - Google Patents
Nearly zero energy consumption building roof structure Download PDFInfo
- Publication number
- CN212802309U CN212802309U CN202020614800.3U CN202020614800U CN212802309U CN 212802309 U CN212802309 U CN 212802309U CN 202020614800 U CN202020614800 U CN 202020614800U CN 212802309 U CN212802309 U CN 212802309U
- Authority
- CN
- China
- Prior art keywords
- layer
- energy consumption
- waterproof
- zero energy
- near zero
- 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.)
- Active
Links
Images
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model discloses a nearly zero energy consumption building roofing structure relates to building structure technical field, include: the steam-isolating layer is arranged on the upper side of the roof panel; the composite heat preservation waterproof layer sets up in the upside on vapour barrier, includes: the hard foam polyurethane layer is arranged above the steam barrier layer and is provided with a slope finding slope; the anti-cracking polymer cement mortar layer is arranged above the rigid foam polyurethane layer; the surface waterproof layer is arranged on the upper side of the composite heat-preservation waterproof layer; the protective layer is arranged on the upper side of the surface waterproof layer; through scientific and reasonable structural level design, reasonable material selection and convenient construction modes, the building roof engineering system with near zero energy consumption, which has the advantages of good durability, excellent heat insulation performance, reasonable construction method and simple and convenient operation, is formed in a matching way, the comprehensive cost is reduced under the condition of meeting the use function, and the cost performance and the application popularization degree of the whole roof system are improved.
Description
Technical Field
The utility model belongs to the technical field of building structure, more specifically relates to a nearly zero energy consumption building roofing structure.
Background
The conventional construction levels of the prior passive (ultra) low-energy-consumption building roof (accessible roof) are as follows: roof boarding, slope layer (the structure can be cancelled when slope is found), steam-isolating layer, heat-insulating layer, bottom waterproof layer, surface waterproof layer, isolating layer and protective layer; this roofing construction suffers from the following disadvantages:
1. the slope finding construction is difficult, and when a structure is usually adopted for slope finding, concrete is difficult to vibrate densely, and an accurate slope is difficult to find; if materials such as light aggregate concrete are adopted for slope finding, the method belongs to wet operation construction, the thickness of a slope finding layer at the watershed of a roof is large, water in the slope finding layer is difficult to discharge in a short time, and the later-stage steam barrier construction is influenced;
2. when materials such as light aggregate concrete and the like are used for slope finding in wet operation, compared with slope finding of heat insulation materials, the load of a roof is increased, and the structural design of a roof panel is reinforced, so that the manufacturing cost and the construction period are increased, meanwhile, the inorganic materials such as the light aggregate concrete and the like are not beneficial to environmental protection and sustainable development, and the moisture content of a slope finding layer is higher due to wet operation construction, so that the heat insulation performance and the waterproof effect of the whole roof are influenced;
3. the heat-insulating layer is generally paved by adopting double layers of extruded polystyrene boards (XPS boards) or high-volume-weight molded polystyrene boards (EPS/SEPS boards) and bonded by adopting PU glue; when the insulation board is constructed, the construction quality is difficult to be effectively controlled, the construction speed is slow, the flatness is relatively poor, and the construction quality of a later waterproof layer is directly influenced;
4. the bottom waterproof layer usually adopts a glass fiber tire modified asphalt self-adhesive waterproof coiled material, the construction of the coiled material is greatly influenced by the environmental temperature, the bonding property of the coiled material is rapidly reduced below the construction environmental temperature of 10 ℃, the planar coiled material and the insulation board are basically in a virtual bonding or empty paving state under the common condition, particularly, the coiled material at the vertical surface part and the insulation board are not firmly bonded at all, large-area empty bulging can be generated at the later stage, and the risk of roof leakage is greatly increased;
5. the roof protective layer usually adopts the fine aggregate concrete (interior arrangement reinforcing bar net piece) protective layer, and this design is not conform to building science design principle requirement, and this way is unfavorable for later stage roof waterproof insulation system maintenance very much, and the while fine aggregate concrete is unfavorable for environmental protection and sustainable development's use in a large number of materials such as inorganic cement, grit, stone.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a building roof structure with near zero energy consumption aiming at the defects in the prior art, and solve the problems of large load, high water content, environmental pollution, complex construction and the like caused by the wet operation of the slope layer of the existing 'passive house' roof; the problems that the existing 'passive house' roof heat-insulating layer is slow in construction, difficult in quality control, poor in heat-insulating effect, incapable of providing an effective solid base layer for a waterproof layer and the like are solved; the problems that the existing roof waterproof layer of the passive house cannot be effectively bonded with the heat-insulating layer, the waterproof cost is high, the construction is complex, the effect is poor and the like are solved; the problems that the existing roof protection layer of the passive house is complex in construction, not environment-friendly, unscientific, inconvenient for later-period maintenance and repair and the like are solved.
In order to achieve the above object, the utility model provides a nearly zero energy consumption building roofing structure, include:
the steam-isolating layer is arranged on the upper side of the roof panel;
the composite heat preservation waterproof layer set up in the upside on vapour barrier includes:
the rigid foam polyurethane layer is arranged above the steam barrier layer and is provided with a slope finding slope;
the anti-cracking polymer cement mortar layer is arranged above the hard foam polyurethane layer;
the surface waterproof layer is arranged on the upper side of the composite heat-preservation waterproof layer;
and the protective layer is arranged on the upper side of the surface waterproof layer.
Optionally, a base layer treating agent layer is arranged between the steam barrier layer and the roof panel.
Optionally, a bonding layer is arranged between the surface waterproof layer and the anti-cracking polymer cement mortar layer.
Optionally, the protective layer comprises a coarse sand layer and face tiles laid on the upper side of the coarse sand layer.
Optionally, the vapor barrier layer comprises an aluminum film surface self-adhesive modified asphalt vapor barrier waterproof coiled material or a polyurethane waterproof coating.
Optionally, the facing waterproof layer comprises mineral grain-faced SBS modified asphalt waterproof roll or thermoplastic polyolefin TOP waterproof roll with fiber backing.
Optionally, the tie layer comprises a base treatment or adhesive.
Optionally, the thickness of the anti-crack polymer cement mortar layer is not less than 10mm, and an alkali-resistant glass fiber net is arranged inside the anti-crack polymer cement mortar layer.
Optionally, the hill-seeking slope is not less than 2%.
The utility model provides a nearly zero energy consumption building roof structure, its beneficial effect lies in:
1. according to the roof structure, the steam-insulating layer is directly arranged on the structural plate, so that the construction quality of the steam-insulating layer and the steam-insulating effect in the later period are improved, and the heat-insulating system can be effectively prevented from being influenced by the penetration of indoor water vapor;
2. the roof structure also serves as a slope layer by spraying the hard foam polyurethane composite heat-insulating waterproof layer, so that the problems of poor heat-insulating effect, complex slope layer construction and the like in the traditional method are solved, and a good waterproof effect is achieved;
3. the roof structure effectively solves the problem of leakage caused by later waterproof layer damage by utilizing the high strength, high elongation, damage resistance, good weather resistance and easy construction of the surface waterproof coiled material;
4. this roofing structure passes through the reasonable setting of roofing structure level, has improved the construction speed greatly, has reduced engineering cost, has reached good vapour proof, heat preservation, waterproof effect, the later maintenance of still being convenient for entire system's reasonable service life is more permanent.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 is a schematic structural view of a conventional passive building roof waterproof heat-insulating slope-seeking system.
Fig. 2 shows a schematic structural diagram of a near zero energy consumption building roof construction according to an embodiment of the present invention.
Description of reference numerals:
in fig. 1: 1. a concrete base layer; 2. a parapet wall; 3. a first insulating layer; 4. finding a slope layer; 5. a second insulating layer; 6. a third insulating layer; 7. a fourth insulating layer; 8. a cover plate; 9. a waterproof vapor barrier; 10. a bottom waterproof roll; 11. waterproof coiled material of surface course; 12. a corner strip; 13. adding a waterproof layer;
in fig. 2: 101. a roof panel; 201. a vapor barrier; 301. a composite heat-preservation waterproof layer; 401. a surface waterproof layer; 501. a protective layer; 3011. an anti-crack polymer cement mortar layer; 3012. a rigid foam polyurethane layer.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in figure 1, the passive building roof waterproof heat-preservation slope-finding system has the following defects:
1. the heat preservation layer is laid by adopting heat preservation plates in a double-layer mode, PU (polyurethane) glue is used for bonding the heat preservation plates, so that the construction quality is difficult to effectively control during the construction of the heat preservation plates, the construction speed is slow, the flatness is relatively poor, and the construction quality of the waterproof layer is directly influenced;
2. the slope finding layer adopts the insulation boards to find the slope, the insulation boards of the slope finding layer are difficult to produce and process, the material loss and waste in production are large, the field construction and installation are complex, the materials are easy to damage, the quality is difficult to control, and the effect is low;
3. the bottom waterproof layer is made of self-adhesive waterproof coiled materials, the construction of the coiled materials is greatly influenced by the environmental temperature, the bonding performance of the coiled materials is rapidly reduced below the construction environmental temperature of 10 ℃, the planar coiled materials and the insulation board are basically in a virtual bonding or empty paving state under the common condition, particularly, the coiled materials at the vertical surface part and the insulation board are not firmly bonded at all, large-area hollowing can be generated at the later stage, and the risk of roof leakage is greatly increased;
4. the whole roof system has various construction levels, complex construction, difficult quality control, slow construction speed and higher comprehensive engineering cost.
In order to solve the above problem, the utility model provides a nearly zero energy consumption building roofing structure, as shown in fig. 2, include:
a steam barrier 201 provided on the upper side of the roof panel 101;
composite heat preservation waterproof layer 301 set up in the upside of vapour barrier 201 includes:
the hard foam polyurethane layer 3012 is arranged above the steam barrier layer 201, and the hard foam polyurethane layer 3012 is provided with a slope finding slope;
the anti-cracking polymer cement mortar layer 3011 is arranged above the hard foam polyurethane layer 3012;
the surface waterproof layer 401 is arranged on the upper side of the composite heat-preservation waterproof layer 301;
the protective layer 501 is provided on the top of the surface waterproof layer 401.
The steam-insulating layer 201 is made of steam-insulating waterproof coiled materials or polyurethane waterproof coatings directly on the roof board 101, so that indoor steam can be effectively prevented from entering the heat-insulating layer through the roof board, and meanwhile, a waterproof function can be achieved; the hard foam polyurethane layer 3012 is sprayed with type II hard foam polyurethane and is directly sprayed on the surface of the steam barrier 201, which can form a continuous, uniform and seamless heat preservation and insulation layer, and can effectively eliminate the cold and hot bridge effect; the sprayed type II hard foam polyurethane has a heat insulation performance and a waterproof function; in addition, the thickness of the hard foam polyurethane layer 3012 is adjusted according to the spraying on site to reach the drainage slope direction, and the layer is also used as a slope finding layer; the surface waterproof layer 401 is made of waterproof coiled materials, has excellent waterproof performance, and can be fully bonded with the composite heat-insulation waterproof layer 301 to avoid water leakage.
In this embodiment, a base treatment layer is provided between the vapor barrier 201 and the roof panel 101.
In this embodiment, a bonding layer is disposed between the waterproof layer 401 of the surface layer and the anti-cracking polymer cement mortar layer 3011.
In this embodiment, the protective layer 501 includes a course of grit and face tiles laid on the upper side of the course of grit.
The protective layer 501 is formed by dry paving facing bricks by coarse sand, and compared with a traditional fine aggregate concrete (internally provided with reinforcing mesh), the protective layer is more scientific, reasonable, environment-friendly and sustainable, and is also beneficial to maintenance and repair of later-stage roof structures.
In this embodiment, the vapor barrier 201 includes an aluminum film surface self-adhesive modified asphalt vapor barrier waterproof coiled material or a polyurethane waterproof coating.
The steam-insulating layer 201 is made of aluminum film surface self-adhesive modified asphalt steam-insulating waterproof coiled material with the thickness not less than 1.2mm or polyurethane waterproof coating with the thickness not less than 1.5mm, and a base layer treating agent is coated between the steam-insulating layer 201 and the roof panel 101, so that the waterproof coiled material or the waterproof coating of the steam-insulating layer 201 is directly adhered to the roof panel 101, indoor steam can be effectively prevented from entering the heat-insulating layer through the roof panel, the heat-insulating property is influenced, and meanwhile, a waterproof function can be achieved.
In this embodiment, facing waterproof layer 401 comprises a mineral grain-faced SBS modified asphalt waterproof roll or a thermoplastic polyolefin TPO waterproof roll with a fiber backing.
The surface layer waterproof layer 401 can adopt a mineral particle surface SBS modified asphalt waterproof coiled material with the thickness not less than 4mm, or can adopt a thermoplastic polyolefin TPO waterproof coiled material with a fiber backing with the thickness not less than 1.5mm, when the surface layer waterproof layer 401 adopts a mineral particle surface SBS modified asphalt waterproof coiled material with the thickness not less than 4mm, an asphalt-based base layer treating agent needs to be brushed between the surface layer waterproof layer 401 and the composite heat-insulation waterproof layer 301, so that the SBS modified asphalt waterproof coiled material is directly adhered to the composite heat-insulation waterproof layer 301; when the surface waterproof layer 401 is made of thermoplastic polyolefin TPO waterproof coiled material with a fiber backing and the thickness of which is not less than 1.5mm, a special adhesive for the TPO coiled material needs to be brushed between the surface waterproof layer 401 and the composite heat-insulation waterproof layer 301, so that the TPO waterproof coiled material is directly adhered to the composite heat-insulation waterproof layer 301; the surface waterproof layer 401 not only has excellent waterproof performance, but also can form effective full adhesion with the composite heat-preservation waterproof layer 301, and the phenomenon of water leakage caused by leakage is avoided.
In this embodiment, the tie layer comprises a base treatment or adhesive.
The base layer treating agent or the adhesive can adopt an asphalt base layer treating agent and a TPO (thermoplastic polyolefin) coil special adhesive respectively.
The composite heat-insulating waterproof layer 301 adopts a structure that II-type hard foam polyurethane is sprayed on the steam-insulating layer 201 on site, then an anti-crack polymer cement mortar layer 3011 is scraped on the polyurethane, and meanwhile, the slope is found by changing the thickness of the sprayed hard foam polyurethane.
In this embodiment, the thickness of the anti-crack polymer cement mortar layer is not less than 10mm, and the alkali-resistant glass fiber net is arranged inside the anti-crack polymer cement mortar layer.
The thickness of the rigid polyurethane foam layer is separately calculated according to specific engineering projects.
In the present embodiment, the hill-seeking slope is not less than 2%.
To sum up, the utility model provides a nearly zero energy consumption building roof structure is through scientific and reasonable's structure level design, reasonable selection material and convenient construction method, and the good, the thermal insulation performance of durability is excellent, construction method is reasonable, the nearly zero energy consumption building roof engineering system of easy and simple to handle swift is constituteed in the cooperation, under the condition that satisfies service function, reduces comprehensive cost of manufacture cost, improves the price/performance ratio and the application popularization degree of whole roofing system.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (9)
1. A near zero energy consumption building roofing construction, comprising:
the steam-isolating layer is arranged on the upper side of the roof panel;
the composite heat preservation waterproof layer set up in the upside on vapour barrier includes:
the rigid foam polyurethane layer is arranged above the steam barrier layer and is provided with a slope finding slope;
the anti-cracking polymer cement mortar layer is arranged above the hard foam polyurethane layer;
the surface waterproof layer is arranged on the upper side of the composite heat-preservation waterproof layer;
and the protective layer is arranged on the upper side of the surface waterproof layer.
2. The near zero energy consumption building roofing construction of claim 1 wherein a base treatment layer is disposed between the vapor barrier layer and the roof panel.
3. The near zero energy consumption building roofing construction of claim 1 wherein a bonding layer is disposed between the facing waterproof layer and the anti-crack polymer cement mortar layer.
4. The near zero energy consumption building roofing construction of claim 1 wherein the protective layer comprises a grit layer and face tiles laid on top of the grit layer.
5. The near zero energy consumption building roof construction of claim 1, wherein the vapor barrier comprises an aluminum membrane surface self-adhesive modified asphalt vapor barrier waterproof roll or polyurethane waterproof paint.
6. The near zero energy consumption building roofing construction of claim 1 wherein the facing waterproof layer comprises mineral grain-faced SBS modified asphalt waterproofing roll or thermoplastic polyolefin TOP waterproofing roll with fiber backing.
7. The near zero energy consumption building roofing construction of claim 3 wherein the bonding layer comprises a primer or adhesive.
8. The near zero energy consumption building roof construction of claim 1, wherein the thickness of the anti-crack polymer cement mortar layer is not less than 10mm, and an alkali-resistant glass fiber net is arranged inside the anti-crack polymer cement mortar layer.
9. The near zero energy consumption building roofing construction of claim 1 wherein the slope finding slope is not less than 2%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614800.3U CN212802309U (en) | 2020-04-22 | 2020-04-22 | Nearly zero energy consumption building roof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020614800.3U CN212802309U (en) | 2020-04-22 | 2020-04-22 | Nearly zero energy consumption building roof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212802309U true CN212802309U (en) | 2021-03-26 |
Family
ID=75079632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020614800.3U Active CN212802309U (en) | 2020-04-22 | 2020-04-22 | Nearly zero energy consumption building roof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212802309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202236A (en) * | 2021-05-20 | 2021-08-03 | 中国建筑第四工程局有限公司 | Inclined roof and construction method |
-
2020
- 2020-04-22 CN CN202020614800.3U patent/CN212802309U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202236A (en) * | 2021-05-20 | 2021-08-03 | 中国建筑第四工程局有限公司 | Inclined roof and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1331660C (en) | Polyurethane hard foam plastic composite board with elastic bonding transition layer and production method thereof | |
| CN201972172U (en) | Underground rigid composite waterproof construction structure | |
| CN102116078B (en) | Heat insulation and water prevention integration building roof and construction method thereof | |
| WO2002038879A1 (en) | Outwall thermal insulation board | |
| CN106836663B (en) | The construction method of water-proof insulating roof | |
| CN110778062A (en) | Facing paving structure of floor heating area and construction method thereof | |
| CN212802309U (en) | Nearly zero energy consumption building roof structure | |
| CN202416723U (en) | Waterproof heat-insulation roof with flexible leveling mortar | |
| CN201343833Y (en) | Heat-preserving and waterproof integrated heat-insulating roof | |
| CN101105070A (en) | Polyphenyl board exterior wall outer thermal insulation construction method | |
| CN202644767U (en) | Waterproof insulation integrated board | |
| CN207622224U (en) | The waterproof and thermal insulation structure of Ice Storage Tank | |
| CN201512913U (en) | Enhanced polyurethane thermal-insulation decorative sheet | |
| CN216276503U (en) | Multifunctional heat-preservation and heat-insulation roof decoration integrated plate and assembled roof structure | |
| EP3245350B1 (en) | High-performance torchable thermal insulating panel for buildings roofs | |
| CN103526887B (en) | A kind of construction technology of inversion type flat roof deck insulation construction | |
| CN115492316A (en) | Waterproof construction method and waterproof structure of pitched roof | |
| CN212641959U (en) | Novel inversion type roof structure | |
| CN101793061B (en) | Building hexahedral heat-preservation construction method for recycling board house materials | |
| CN114108960A (en) | Anti-freezing high-ductility durable roof structure and construction method thereof | |
| CN207934212U (en) | A kind of anti-tidal rip vapour system of freezer exterior insulation | |
| CN208415711U (en) | A kind of concave curved surface roof covering water-proof structure | |
| CN207919878U (en) | A kind of high-strength fire-retardant heat preserving exterior wall template | |
| CN109441060A (en) | Tolerant noise-insulating warm-keeping composite pad | |
| CN219343800U (en) | Composite heat-insulating waterproof structure of slope-finding high-density spraying hard foam polyurethane roof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211222 Address after: Room 425, building 2, 100 Lane 2891, Qilianshan South Road, Putuo District, Shanghai 200331 Patentee after: De Ai Wei Construction Engineering Co.,Ltd. Address before: 101309 Sha Ling section 2, Shunping Road, Shunyi District, Beijing Patentee before: BEIJING ORIENTAL YUHONG WATERPROOF ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right |