CN221741528U - Near zero energy consumption assembled house system - Google Patents
Near zero energy consumption assembled house system Download PDFInfo
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- CN221741528U CN221741528U CN202420123853.3U CN202420123853U CN221741528U CN 221741528 U CN221741528 U CN 221741528U CN 202420123853 U CN202420123853 U CN 202420123853U CN 221741528 U CN221741528 U CN 221741528U
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- 238000005265 energy consumption Methods 0.000 title claims abstract description 33
- 238000004321 preservation Methods 0.000 claims abstract description 64
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 238000004146 energy storage Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 25
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Abstract
The utility model discloses a near-zero energy consumption assembled house system, which solves the problem of high energy consumption of the existing assembled house. The house is provided with an external heat preservation system, a fresh air system and a renewable energy supply system, wherein the annual heat consumption of heating and the annual cold consumption of cooling of the external heat preservation system are not higher than 20 kWh/(m 2. A); the exchange efficiency of the fresh air system is not lower than 80% under the heat recovery working condition and not lower than 75% under the cold recovery working condition; the new energy consumption compensation system requires 20 kWh/(m 2. A) to 30 kWh/(m 2. A) of energy consumption per square. The house system is assembled by adopting building material modules with heat insulation and self-heat preservation technologies, and heat insulation and self-heat preservation treatment are carried out on the lap joint points and the connection points of the building material modules, so that the heat insulation and cold insulation self-heat preservation performance of the house is in an optimal state, and is matched with photovoltaic, photo-thermal, geothermal and electric valley energy storage, thereby being a novel building with relatively close to zero energy consumption.
Description
Technical Field
The utility model relates to the technical field of energy conservation of assembled houses.
Background
With the progress of technology, the importance of building energy consumption is more and more remarkable, and as one of carbon neutralization research projects, near zero energy consumption building is the development direction of the building. Meanwhile, the method also promotes industrial transformation and upgrading, improves economic competitiveness, and meets the requirement of the coordinated development of people and environment in the transition from high pollution and high carbon to green and low carbon.
Disclosure of utility model
In order to solve the defects in the prior art, the utility model provides a near-zero energy consumption assembled house system, which solves the problem of high energy consumption of the existing assembled house.
The technical scheme adopted for solving the technical problems is as follows:
The house is provided with an external heat preservation system, a fresh air system and a renewable energy source supply system, wherein the external heat preservation system comprises a self-heat preservation plate arranged on the surface of a beam column, a self-heat preservation plate arranged on an external elevation, and a self-heat preservation roof arranged on a roof, cold and hot bridge-cut-off nodes are arranged on the beam column, a wall body and the roof as well as at the assembly positions, and the heating annual heat consumption and the cooling annual heat consumption of the external heat preservation system are not higher than 20 kWh/(m2. A); the exchange efficiency of the fresh air system is not lower than 80% under the heat recovery working condition and not lower than 75% under the cold recovery working condition; the new energy consumption compensation system requires 20 kWh/(m 2. A) to 30 kWh/(m 2. A) of energy consumption per square.
Further, the building is built by adopting a self-heat-preservation disassembly-free template pouring floor, a self-heat-preservation assembled wallboard, an assembled self-heat-preservation Wen Liangzhu and an assembled self-heat-preservation roof, and a complete and non-terminal A-level fireproof external heat preservation system is formed on the outer surface of the building.
Further, the self-heat-preservation disassembly-free template pouring floor comprises a heat-preservation building support plate and a cast-in-situ body.
Further, the self-heat-preservation assembled wallboard comprises a concrete wall body, and adhesive mortar, A-level fireproof heat-preservation boards, plastering cement, alkali-resistant glass fiber grid cloth, plastering cement and a facing layer which are sequentially arranged on the outer side.
Further, the beam column of the assembled self-protection Wen Liangzhong comprises a dismantling-free template, a steel bar truss and a concrete filler, and a fresh air pipeline is arranged in the beam column.
Further, the assembled self-heat-preservation roof comprises a support frame and a heat-preservation roof cover covering the roof.
Further, the renewable energy source supply system is one of photovoltaic, photo-thermal, geothermal and electricity valley energy storage.
Further, the renewable energy supply system is a combination of multiple of photovoltaic, photo-thermal, geothermal, and valley energy storage.
Further, the inner partition wall inside the house is a self-heat-preservation inner partition wall integrated plate.
Further, the energy saving index of the doors and windows of the house is 80% -90%.
The beneficial effects of the utility model are as follows:
The house system is assembled by adopting building material modules with heat insulation and self-heat preservation technologies, and heat insulation and self-heat preservation treatment are carried out on the lap points and the connection points of the building material modules, so that the heat insulation and cold insulation self-heat preservation performances of the house are in the optimal state, and the house system is matched with photovoltaic, photo-thermal, geothermal and electric valley energy storage, can maintain the energy consumption of the building without municipal power input, and is a novel building with relatively close to zero energy consumption.
Drawings
Fig. 1 is a schematic diagram of a building structure according to the present utility model.
Fig. 2 is a structural diagram of a self-heat-preservation disassembly-free template casting floor.
FIG. 3 is a cross-sectional view of an assembled self-insulating column.
Fig. 4 is a cross-sectional view of an assembled self-insulating beam.
Fig. 5 is a block diagram of an assembled self-insulating roof.
Fig. 6 is a partial structural view of fig. 5.
FIG. 7 is a schematic diagram of a fresh air system.
In the figure:
00 house main body, 01 external heat insulation system, 02 fresh air system, 021 air exchange main machine, 022 air supply pipeline, 023 return air pipeline,
11 Self-heat-preservation bottom plate, 12 steel bar truss, 13 floor casting body,
21 A disassembly-free template, 22 a steel bar truss, 23 concrete filler, 24 a fresh air pipeline,
31 Cross beam, 32 longitudinal beam, 33 roof support, 34 reinforced support,
41 Purlin, 42 purlin, 43 mineral insulation cotton, 44 waterproofing membrane, 45 photovoltaic power generation board.
Detailed Description
The building system is assembled by building material modules with heat insulation and self-heat preservation technologies, and heat insulation and self-heat preservation treatment are carried out on the lap joint points and the connection points of the building material modules, so that the heat insulation and cold insulation self-heat preservation performance of the building is in an optimal state.
The house main body 00 is provided with an external heat insulation system 01, a fresh air system 02 and a renewable energy source supply system, which will be described below.
The external heat preservation system comprises a self-heat preservation plate (assembled self-heat preservation Wen Liangzhu is formed by the external heat preservation plate and a beam column), a self-heat preservation plate (assembled self-heat preservation wallboard is formed by the external heat preservation plate and a wall body) arranged on the surface of the beam column, a floor self-heat preservation roof (also called assembled self-heat preservation Wen Wuding) arranged on the roof, cold and hot bridge-cut-off nodes are used at the positions of the beam column, the wall body, the roof and an assembly interface, and the annual heat consumption and annual cold consumption of heating and cooling of the external heat preservation system are not higher than 20 kWh/(m 2. A); the ventilation heat loss in the fresh air system adopts a heat pipe heat exchange technology, and the exchange efficiency of the fresh air system is not lower than 80% under the heat recovery working condition and not lower than 75% under the cold recovery working condition; the new energy consumption compensation system requires that the energy consumption is 20 kWh/(m 2. A) to 30 kWh/(m 2. A) per square.
The assembled house is built by adopting a self-heat-preservation disassembly-free template to pour a floor, a self-heat-preservation assembled wallboard, an assembled self-heat preservation Wen Liangzhu with a fresh air pipeline structure and an assembled self-heat-preservation roof at the beginning of construction, and a complete and non-terminal A-level fireproof heat-preservation board system is formed on the outer vertical surface of the house.
The doors and windows of the assembled house adopt about 80% -90% of energy-saving indexes, thereby meeting the requirement of low energy consumption.
The self-heat-preservation disassembly-free template pouring floor comprises a heat-preservation floor support plate and a cast-in-place body poured above, wherein referring to fig. 2, the floor support plate consists of a self-heat-preservation bottom plate 11, a steel bar truss 12, a floor pouring body 13 and a steel bar net. Specifically, the self-heat-preservation bottom plate is a combined bearing plate which takes modified polyphenyl granule concrete as a raw material for manufacturing the bottom plate and takes a steel bar truss 12 as a stiffening rib, and a steel bar net is compounded in the bottom plate, so that the crack resistance of the bottom plate is improved. The method can meet the requirement of the floor assembly rate and the energy-saving calculation of the floor, and is a composite product.
Further, the modified polyphenyl granule concrete in the embodiment is lightweight aggregate concrete integrating heat preservation, fire prevention and sound insulation, which is prepared by taking modified polyphenyl granules as raw materials, mixing with medium sand or fine stone with a certain proportion as aggregate and mixing with cement and water.
Furthermore, a thin concrete decorative layer can be covered on the bottom surface of the self-heat-insulation bottom plate, and an anti-cracking net is arranged in the concrete decorative layer and is used as an auxiliary structure.
In this embodiment, modified polyphenyl granule concrete is used as the raw material of the bottom plate, and the thermal conductivity coefficient detection value is as follows: 0.121W/(m.K), meets the requirements of the thermal parameter performance index of DBJ43/T315-2016 of the technical specification of the application of the composite cast-in-place concrete system of the heat-preserving building carrier plate, and ensures that the heat-preserving building carrier plate has heat-preserving performance.
Further improved, the reinforcing mesh is embedded in the bottom plate, and has a larger mesh structure, for example, the mesh specification is 100 mm by 100 mm, so that the modified polyphenyl granule concrete can be conveniently passed and prefabricated to be formed, and the function of enhancing the tensile strength of the bottom plate can be achieved.
The self-heat-insulation assembled wallboard is characterized in that adhesive mortar, A-level fireproof heat-insulation boards, plastering cement, alkali-resistant glass fiber grid cloth, plastering cement and a facing layer are sequentially arranged on the outer side of a concrete wall body, and are not separately shown in the figure.
Referring to fig. 3 and 4, the assembled self-retaining wall Wen Liangzhu is a reinforced concrete structure, and includes two forms of beams and columns, specifically, the beams and columns are composed of a dismantling-free formwork 21, a steel bar truss 22 and a concrete filler 23, and a fresh air pipe 24 is buried in the beams or columns in advance. The fresh air pipeline is a special structure with a cold and hot bridge cut-off design, and specifically, in a specific embodiment, the fresh air pipeline 24 is a composite pipeline with a heat insulation function, which is composed of an inner pipeline, an outer pipeline PVC, PEC, PP, a foaming agent filled between the two pipelines, heat insulation cotton and heat insulation rock cotton. Further, the cross section of the fresh air duct 24 may be circular, square, oval, rectangular, etc.
Referring to the figure, the fresh air system 02 adopts a heat pipe heat exchange technology, and comprises an air exchange host 021, an air supply pipeline 022 and an air return pipeline 023, so that effective air purification and ventilation are realized.
The assembled self-heat-preserving roof comprises a supporting frame and a heat-preserving roof cover covering the roof. Referring to fig. 5, in this embodiment, the support frame is a herringbone support frame formed by a steel bar truss and a section steel, and two ends of the herringbone support frame are erected on a column or a column wall of a house and are main stress parts. The roof system is a roof protection system with good heat insulation and waterproof performance.
The whole herringbone structure of this support frame, this support frame is main bearing structure, including crossbeam 31, longeron 32 and roofing support 33, reinforce support 34, wherein, the square galvanized steel pipe of preferential adoption in crossbeam and the longeron this embodiment can weld or bolted connection between the two forms an inverted T font structure, and further, pack little expanded concrete in above-mentioned galvanized steel pipe (including crossbeam, longeron), improve galvanized steel pipe's rigidity, especially improve its deflection and bearing capacity. The two roof supports are symmetrically arranged on two sides of the longitudinal beam, and the roof supports are of a steel bar truss structure, namely, the steel bar truss is composed of upper chord steel bars, lower chord steel bars and web member steel bars, and the section of the steel bar truss is square or rectangular. Further, the steel bar trusses in the roof support are designed at unequal intervals, specifically, the density of web member steel bars in the steel bar trusses is changed from dense to sparse from the lower direction to the upper direction in the roof support, that is, from the welding points of the cross beams to the welding points of the longitudinal beams, and the density of web member steel bars in the roof support is changed from dense to sparse. The density of the web member reinforcing steel bars is changed from dense to sparse, so that the dead weight of the roof can be reduced, the middle lower part of the roof support can better bear the weight above the roof, and the optimized design enables the roof to have higher cost performance.
In this embodiment, the two ends of the roof support are fixed to the cross beam and the longitudinal beam in a welding and fixing manner. After the welding is completed, the two roof supports form a herringbone layout.
The reinforcing struts are disposed between the roof supports and the cross beams or between the roof supports and the stringers, see fig. 5.
According to the span of gable, partition wall with a plurality of support frames ground combination to use purlin 41 to connect between adjacent support frames, for example, in this embodiment, used is galvanized steel pipe purlin, uses the hardware to fix between the last string reinforcing bar of purlin 41 and roofing support 33, and the fixed back of accomplishing of purlin has formed roof system's basic frame.
A concrete roof carrier plate 42 is fixedly arranged above the purlines, and can be a steel fiber concrete plate, a modified polyphenyl particle concrete plate or a composite plate, wherein the upper layer of the concrete roof carrier plate is modified polyphenyl particle concrete, and the lower layer of the concrete roof carrier plate is steel fiber concrete plate, namely a composite structure.
The concrete roof deck is secured over purlins 42 by fasteners as described above.
And mineral insulation cotton 43 with the thickness of 100mm is paved above the concrete roof carrier plate and fixed by using corresponding rivets, so as to form an insulation layer.
The roofing system is then integrally suspended to the roof location of the building. Specifically, lay 1.5m thick APP self-adhesion waterproofing membrane 44 above the above-mentioned mineral insulation cotton, fully waterproof treatment, then lay net cloth and cement lime hemp cut mortar above 1.5m thick APP self-adhesion waterproofing membrane, this mortar and net cloth protect waterproofing membrane, have the protective layer of certain thickness, finally carry out photovoltaic power generation board 45's installation above the above-mentioned mortar, through above-mentioned implementation process, can accomplish roofing system's quick construction. The photovoltaic power generation plate adopts a small-area unit modularized design, is convenient to replace and maintain, and belongs to a part of a renewable energy source supply system.
The surfaces of the steel bar truss, the profile steel beam, the longitudinal beam, the purline and the like in the embodiment are subjected to corrosion prevention treatment to form a corrosion prevention layer.
And (3) leveling the bottom surface of the house by using cement mortar.
The renewable energy supply system is a combination of multiple photovoltaic, photo-thermal, geothermal and valley energy storage, can maintain the energy consumption of the building without municipal power input, and is a novel building with near zero energy consumption.
The three bodies of building, structure and heating and ventilation are mutually complemented in terms of technical indexes. The new energy consumption compensation system requires that the energy consumption per square is 20-30kWh/m 2. A, and the energy consumption per heating year and the energy consumption per cooling year are not higher than 20 kWh/(m 2. A).
The above examples are provided for illustrating the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and those skilled in the art should not depart from the spirit of the present utility model in all kinds of modifications and improvements that fall within the scope of the present utility model as defined in the appended claims.
Claims (9)
1. The near-zero energy consumption assembled house system comprises an external heat preservation system, a fresh air system and a renewable energy source supply system, and is characterized in that the external heat preservation system comprises a self-heat preservation plate arranged on the surface of a beam column, a self-heat preservation plate arranged on an outer vertical surface and a self-heat preservation roof arranged on the roof, cold and hot bridge-cut-off nodes are arranged on the beam column, a wall body, the roof and an assembly position, and the annual heat consumption and annual cold consumption of heating and cold supply of the external heat preservation system are not higher than 20 kWh/(m 2. A); the exchange efficiency of the fresh air system is not lower than 80% under the heat recovery working condition and not lower than 75% under the cold recovery working condition; the new energy consumption compensation system requires energy consumption per square of 20 kWh/(m 2. A) to 30 kWh/(m 2. A).
2. The near zero energy consumption prefabricated house system according to claim 1, wherein the house is built by adopting self-heat-preservation and disassembly-free template pouring floor, self-heat-preservation prefabricated wall boards, prefabricated self-preservation Wen Liangzhu and prefabricated self-heat-preservation roof assembly, and a complete and non-terminal A-level fireproof external heat preservation system is formed on the outer surface of the house.
3. The near zero energy consumption prefabricated house system according to claim 2, wherein the self-heat-preservation disassembly-free template casting floor comprises a heat-preservation building support plate and a cast-in-place body.
4. The near zero energy consumption fabricated building system of claim 2, wherein the fabricated self-retaining Wen Liangzhong beam column comprises a tamper-free form, a steel truss and concrete filler, and a fresh air duct is disposed in the beam column.
5. A near zero energy consumption fabricated building system according to claim 2, wherein the fabricated self-insulating roof comprises a support frame and an insulating roof cover covering the roof.
6. The near zero energy prefabricated housing system of claim 1, wherein said renewable energy supply system is one of photovoltaic, photo-thermal, geothermal, and valley energy storage.
7. The near zero energy prefabricated housing system of claim 1, wherein said renewable energy supply system is a combination of multiple of photovoltaic, photo-thermal, geothermal, valley energy storage.
8. The near zero energy consumption prefabricated house system according to claim 1, wherein the inner partition wall inside the house is a self-insulating inner partition wall integrated plate.
9. The near zero energy consumption prefabricated house system according to claim 1, wherein the door and window energy saving index of the house is 80% -90%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420123853.3U CN221741528U (en) | 2024-01-18 | 2024-01-18 | Near zero energy consumption assembled house system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420123853.3U CN221741528U (en) | 2024-01-18 | 2024-01-18 | Near zero energy consumption assembled house system |
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| Publication Number | Publication Date |
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| CN221741528U true CN221741528U (en) | 2024-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420123853.3U Active CN221741528U (en) | 2024-01-18 | 2024-01-18 | Near zero energy consumption assembled house system |
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| Country | Link |
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| CN (1) | CN221741528U (en) |
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- 2024-01-18 CN CN202420123853.3U patent/CN221741528U/en active Active
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