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CN202587959U - Combined sunlight greenhouse adopting phase change heat storage walls - Google Patents

Combined sunlight greenhouse adopting phase change heat storage walls Download PDF

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Publication number
CN202587959U
CN202587959U CN2012201569891U CN201220156989U CN202587959U CN 202587959 U CN202587959 U CN 202587959U CN 2012201569891 U CN2012201569891 U CN 2012201569891U CN 201220156989 U CN201220156989 U CN 201220156989U CN 202587959 U CN202587959 U CN 202587959U
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phase
greenhouse
solar greenhouse
walls
solar
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李凯
王宏丽
裘莉娟
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Northwest A&F University
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Northwest A&F University
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    • 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
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping

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Abstract

本实用新型公开了一种采用相变蓄热墙体的组合日光温室，该日光温室的东、西、北三面墙的墙体结构是由相变蓄热板、加气混凝土砌块和聚苯乙烯彩钢板组成，该日光温室的墙体利用相变材料蓄热性能稳定高效、温度恒定等优点，既能充分利用绿色能源太阳光能，减少能源的额外支出；又能减少温室内温度变化幅度，更利于作物的生长。采用相变蓄热墙体能有效提高温室的太阳热能利用率，开辟了日光温室蓄热保温的新途径。和现有技术相比，具有设计合理、制作成本低、使用维护方便、保温效果好、能有效减少昼夜温差等特点，具有良好的应用价值。

Figure 201220156989

The utility model discloses a combined solar greenhouse adopting phase change heat storage walls. The wall structures of the east, west and north walls of the solar greenhouse are composed of phase change heat storage plates, aerated concrete blocks and Composed of ethylene color steel plates, the wall of the solar greenhouse utilizes the advantages of stable and efficient thermal storage performance and constant temperature of phase change materials, which can not only make full use of green energy solar energy, reduce additional energy expenditures, but also reduce the temperature variation in the greenhouse , which is more conducive to the growth of crops. The use of phase-change heat storage walls can effectively improve the utilization rate of solar heat energy in greenhouses, and open up a new way of heat storage and heat preservation in solar greenhouses. Compared with the prior art, it has the characteristics of reasonable design, low production cost, convenient use and maintenance, good heat preservation effect, can effectively reduce the temperature difference between day and night, and has good application value.

Figure 201220156989

Description

A kind of combination greenhouse by solar heat that adopts the phase-transition heat-storage body of wall
Technical field
The utility model relates to the industrialized agriculture field of engineering technology, particularly a kind of combination greenhouse by solar heat that adopts the phase-transition heat-storage body of wall, and this greenhouse by solar heat is convenient to construct, and long service life, heat storage capacity are strong, are suitable for building in north China.
Background technology
Greenhouse by solar heat is the main agricultural facility structure type of north China, and development already plays an important role to northern area vegetables planting fruit trees.But the night in winter of north China; Outside air temperature can be reduced to very low; Add that extreme climate phenomenons such as unexpected cooling happen occasionally; Do not have insulation reliably to heat the freeze injury that the agricultural facility of measure can occurrence of large-area, even total crop failure, therefore adopting method for increasing temperature such as artificial heat supply is the basic measures of industrialized agriculture environment control.But along with constantly riseing of energy prices, the cost of hothouse production but becomes the bottleneck problem that influences economic benefit.Seek low cost, exempt from the hothouse production method of heat supply or few heat supply, become the problem that presses for solution.As greenhouse building main heat storage and radiator body, body of wall is to keeping greenhouse winter and indoor air temperature and stablize and play key effect at night.Therefore, the heat storage performance of improving body of wall is the effective ways that improve greenhouse low temperature at night in winter.Phase-change material is a kind of novel heat accumulating.Phase-change thermal storage can be compared by heat accumulation with sensible heat heat accumulation, chemical reaction, has advantages such as stable, efficient, cheap, is applied to hothouse production, can make full use of the green energy resources solar energy, improves energy utilization rate; Can reduce degree/day amplitude of variation in the greenhouse again, be more conducive to the growth of crop.
Summary of the invention
Low for solving Chinese northern Solar Greenhouse in Winter temperature; The manual work too high practical problem of production cost of heating; The purpose of the utility model is; A kind of combination greenhouse by solar heat that adopts the phase-transition heat-storage body of wall is provided, and this greenhouse by solar heat adopts phase change heat storage material as body of wall, improves the temperature environment of hothouse production.
In order to realize above-mentioned task, the utility model is realized through following technical measures:
A kind of combination greenhouse by solar heat that adopts the phase-transition heat-storage body of wall comprises greenhouse by solar heat, it is characterized in that, the wall body structure of the east of described greenhouse by solar heat, west, north three face walls is made up of phase-changing heat accumulation plate, air-entrained concrete building block and polystyrene color steel.
Other characteristics of the utility model are:
The phase-change material of described phase-changing heat accumulation plate adopts inorganic phase-changing material Na 2HPO 412H 2O processes.
Described greenhouse by solar heat southern side front roof also comprises bow member and transparent cover film, and the back pitched roof that is connected with bow member, and wherein, bow member is made up of single two truss, the pipe that winds up, lower edge and web member; Back pitched roof is 45 ° of inclinations, is supported by steel truss.Two truss wind up and manage the employing nominal bore diameter is the coating steel pipe of DN20, and lower edge adopts φ 12mm reinforcing bar, and web member adopts φ 8mm reinforcing bar, and the bow member spacing is 1200mm.
The thermal insulation quilt rolling up and down machine is arranged on the described bow member.
The combination greenhouse by solar heat of the employing phase-transition heat-storage body of wall of the utility model is compared with existing greenhouse by solar heat, has following technique effect:
1, constitute by phase-changing heat accumulation plate, air-entrained concrete building block and polystyrene color steel owing to body of wall, high insulating effect, the heat absorption on daytime, the heat release at night can be good at solving the low excessively problem of nocturnal temperature; Solve greenhouse indoor low temperature problem with the manual work heating and compare, cost greatly reduces.
2, phase-changing heat accumulation plate, air-entrained concrete building block and the polystyrene color steel of formation body of wall are easy to process, and construction is simple, and suitable large tracts of land is promoted.
Description of drawings
Fig. 1 is the profile of combination greenhouse by solar heat of the employing phase-transition heat-storage body of wall of the utility model.
Mark among the figure is represented respectively: 1, the plain soil of compacting, 2, the C15 plain concrete cushion layer, 3, brick foundation; 4, built-in fitting MJ-1,5, in the greenhouse aisle, 6, phase-changing heat accumulation plate; 7, air-entrained concrete building block, 8, the polystyrene color steel, 9, C20 plain concrete band; 10, back pitched roof, 11, bow member, 12, the thermal insulation quilt volume mats formation and put.
Below in conjunction with accompanying drawing and embodiment the utility model is done further to specify.
Embodiment
Referring to Fig. 1; Present embodiment provides a kind of combination greenhouse by solar heat that adopts the phase-transition heat-storage body of wall; Comprise greenhouse by solar heat, three in the east of this greenhouse by solar heat, west, north is the heat storing and heat preserving body of wall for being made up of phase-changing heat accumulation plate 6, air-entrained concrete building block 7 and polystyrene color steel 8 all.
Wherein, the phase-change material in the phase-changing heat accumulation plate 6 adopts inorganic phase-changing material Na 2HPO 412H 2O adds nucleator and thickener is processed.
In the present embodiment; The basis of greenhouse by solar heat is the plain soil 1 of the compacting below the 800mm of ground; On the plain soil 1 of compacting, build the C15 plain concrete cushion layer 2 of 100mm, on C15 plain concrete cushion layer 2, make wide brick foundation of 370mm 3 and air-entrained concrete building block 7 then respectively, wherein; Brick foundation 3 is concordant with ground, and air-entrained concrete building block 7 is laid C20 plain concrete band 9 behind predetermined altitude.
Above brick foundation 3 and air-entrained concrete building block 7, built-in fitting MJ-1 (4) is set respectively, be used to install bow member 11, bow member 11 is erected on brick foundation 3 and the air-entrained concrete building block 7 through built-in fitting MJ-1 (4), thermal insulation quilt rolling up and down machine 12 is arranged on the bow member 11.On air-entrained concrete building block 7, back pitched roof 10 is installed.
The southern side front roof of greenhouse by solar heat is processed the arcwall face that covers by bow member 11 and overlay; But the ventilating opening that folding is arranged on the arc plastics face; There is the door in aisle 5 in operation room and the greenhouse and turnover greenhouse on insulated wall side, east side, and the Zhuan Pu aisle is arranged on the ground.In order to improve whole structural stability, all adopt the logical beam of concrete cast-in-situ with roof truss bottom, back at the bottom of the angle, preceding room.Concrete aproll width 600mm, height is identical with front roof collar tie beam overhead height.
The greenhouse heat storing and heat preserving is mainly realized through following several respects: 1. utilize the composition of phase change heat accumulation wall plate 6 as the greenhouse by solar heat body of wall, can accumulation solar energy, and improve the heat energy utilization rate; 2. ground is lower than 0.8 meter of outdoor ground, better heat preservation in the greenhouse; 3. best lighting angle is selected at the front roof angle for use, guarantees that maximum sunshines is injected and maximum heat gets into the greenhouse.
Adopt phase-changing heat accumulation plate 6 to add 300mm air-entrained concrete building block 7 and add 100mm polystyrene color steel 8, to reach heat-accumulating and-keeping effect.Can suitably adjust the thickness of polystyrene color steel 8 and air-entrained concrete building block 7 and phase-changing heat accumulation plate 6 according to the different regions different climatic conditions.
Steel frame construction is: truss is alternately installed by single two truss, and two truss wind up, and to adopt nominal bore diameter be that (operative norm: GB/T3901-2001), lower edge adopts φ 12mm reinforcing bar, and web member adopts φ 8mm reinforcing bar for the coating steel pipe of DN20 to pipe; Front roof is established four longitudinal ties, spacing 2100mm, and adopting nominal bore diameter is that (operative norm: GB/T3901-2001), the bow member spacing is 1200mm for the coating steel pipe of DN15.
Back pitched roof 11 is 45 ° of inclinations, is supported by steel truss, is respectively from bottom to top that the thick plank of 20mm, the thick thick 1:1 waterproof mortar of slag sloping, 20mm of styrofoam, 80mm that 100mm is thick are wiped one's face, waterproofing membrane.
Front roof is established four longitudinal ties, spacing 2100mm, and adopting nominal bore diameter is the coating steel pipe (operative norm: GB/T3901-2001) of DN15.
The combination greenhouse by solar heat of the phase-transition heat-storage body of wall of present embodiment; Owing to adopted phase-transition heat-storage greenhouse body of wall; Can either fully absorb the extraneous expense of green energy resources solar energy, the minimizing energy; Can reduce range of temperature in the greenhouse again, reach effects such as reducing the temperature difference, minimizing input, be more conducive to the growth of crop.Ground is lower than 0.8 meter of grade in the greenhouse, can make full use of the heat that ground stores, and plays better heat insulation effect.Front roof adopts good lighting angle, guarantees good daylighting effect, reaches the gathering heat, can effectively improve the indoor temperature of greenhouse by solar heat.The utility model is compared with prior art, have heat-accumulating and-keeping effect good, effectively reduce day and night temperature, improve characteristics such as energy utilization rate; It is reasonable in design simultaneously, cost of manufacture is low, working service is convenient, thereby, have good value for applications.

Claims (6)

1.一种采用相变蓄热墙体的组合日光温室，包括日光温室，其特征在于，所述的日光温室的东、西、北三面墙的墙体结构是由相变蓄热板（6）、加气混凝土砌块（7）和聚苯乙烯彩钢板（8）组成。 1. A combined solar greenhouse using a phase-change thermal storage wall, including a solar greenhouse, characterized in that the wall structures of the east, west and north walls of the solar greenhouse are made of phase-change thermal storage panels (6 ), air-entrained concrete block (7) and polystyrene color steel plate (8). 2.如权利要求1所述的采用相变蓄热墙体的组合日光温室，其特征在于，所述的相变蓄热板（6）采用无机相变材料Na2HPO4·12H2O制成。 2. The combined solar greenhouse using phase-change thermal storage walls as claimed in claim 1, characterized in that the phase-change thermal storage plate (6) is made of inorganic phase-change material Na 2 HPO 4 ·12H 2 O become. 3.如权利要求1所述的采用相变蓄热墙体的组合日光温室，其特征在于，所述的日光温室的南侧前屋面还包括有拱架（11）和透明覆盖薄膜，以及和拱架（11）连接的后坡屋面（10），其中，拱架（11）由单双桁架、上弦管、下弦和腹杆构成，后坡屋面（10）呈45°倾斜，由钢桁架支撑。 3. The combined solar greenhouse using phase change thermal storage walls as claimed in claim 1, characterized in that, the south front roof of the solar greenhouse also includes an arch (11) and a transparent covering film, and and The back-slope roof (10) connected by the arch frame (11), wherein the arch frame (11) is composed of single and double trusses, upper chord tubes, lower chords and web members, and the back-slope roof (10) is inclined at 45° and supported by steel trusses . 4.如权利要求3所述的采用相变蓄热墙体的组合日光温室，其特征在于，所述的双桁架上弦管采用公称内径为DN20的镀锌钢管，下弦采用φ12mm钢筋，腹杆采用φ8mm钢筋，拱架间距为1200mm。 4. The combined solar greenhouse using phase change heat storage walls as claimed in claim 3, characterized in that, the upper chord of the double truss adopts a galvanized steel pipe with a nominal inner diameter of DN20, the lower chord adopts φ12mm steel bars, and the webs adopt φ8mm steel bars, the distance between the arches is 1200mm. 5.如权利要求3所述的采用相变蓄热墙体的组合日光温室，其特征在于，所述的拱架（11）上有保温被卷放机（12）。 5. The combined solar greenhouse using phase-change thermal storage walls as claimed in claim 3, characterized in that, said arch frame (11) is provided with an insulation quilt unwinding machine (12). 6.如权利要求1所述的采用相变蓄热墙体的组合日光温室，其特征在于，所述的加气混凝土砌块（7）的厚度为300mm，所述的聚苯乙烯彩钢板（8）的厚度为100mm。  6. The combined solar greenhouse using phase change thermal storage walls as claimed in claim 1, characterized in that, the thickness of the aerated concrete block (7) is 300 mm, and the polystyrene color steel plate ( 8) The thickness is 100mm. the
CN2012201569891U 2012-04-14 2012-04-14 Combined sunlight greenhouse adopting phase change heat storage walls Expired - Fee Related CN202587959U (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103039300A (en) * 2012-12-20 2013-04-17 陈殿贵 Sunlight greenhouse
CN105971157A (en) * 2016-06-23 2016-09-28 天津大学建筑设计研究院 Composite wall adopting fixed-form latent heat storage phase-change material
CN106171652A (en) * 2016-07-18 2016-12-07 张勇 A kind of actively accumulation of heat phase transformation solidified earth heliogreenhouse and phase transformation firming agent
CN106386255A (en) * 2016-07-18 2017-02-15 西北农林科技大学 Ceramic solar modular phase change heat storage sunlight greenhouse and phase change solution thereof
CN106613502A (en) * 2016-12-08 2017-05-10 永登富源农业科技发展有限公司 Sunlight greenhouse
CN107616034A (en) * 2017-10-25 2018-01-23 黑龙江省农业科学院园艺分院 High stability daylight energy-saving greenhouse and construction method
CN109129861A (en) * 2018-07-31 2019-01-04 北京工业大学 The low energy consumption precast concrete steam curing factory building construction method utilized based on solar energy highly effective
CN109328768A (en) * 2018-12-21 2019-02-15 山东农业大学 A solar greenhouse north wall
CN110934016A (en) * 2019-12-11 2020-03-31 黑龙江省农业科学院园艺分院 Sunlight energy-saving greenhouse

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103039300A (en) * 2012-12-20 2013-04-17 陈殿贵 Sunlight greenhouse
CN105971157A (en) * 2016-06-23 2016-09-28 天津大学建筑设计研究院 Composite wall adopting fixed-form latent heat storage phase-change material
CN106171652A (en) * 2016-07-18 2016-12-07 张勇 A kind of actively accumulation of heat phase transformation solidified earth heliogreenhouse and phase transformation firming agent
CN106386255A (en) * 2016-07-18 2017-02-15 西北农林科技大学 Ceramic solar modular phase change heat storage sunlight greenhouse and phase change solution thereof
CN106613502A (en) * 2016-12-08 2017-05-10 永登富源农业科技发展有限公司 Sunlight greenhouse
CN107616034A (en) * 2017-10-25 2018-01-23 黑龙江省农业科学院园艺分院 High stability daylight energy-saving greenhouse and construction method
CN109129861A (en) * 2018-07-31 2019-01-04 北京工业大学 The low energy consumption precast concrete steam curing factory building construction method utilized based on solar energy highly effective
CN109328768A (en) * 2018-12-21 2019-02-15 山东农业大学 A solar greenhouse north wall
CN110934016A (en) * 2019-12-11 2020-03-31 黑龙江省农业科学院园艺分院 Sunlight energy-saving greenhouse

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