CN1167321C - Sunlight greenhouse - Google Patents

Sunlight greenhouse Download PDF

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Publication number
CN1167321C
CN1167321C CNB001346709A CN00134670A CN1167321C CN 1167321 C CN1167321 C CN 1167321C CN B001346709 A CNB001346709 A CN B001346709A CN 00134670 A CN00134670 A CN 00134670A CN 1167321 C CN1167321 C CN 1167321C
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CN
China
Prior art keywords
greenhouse
heat
ventilation hole
exhausting window
frame
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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.)
Expired - Fee Related
Application number
CNB001346709A
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Chinese (zh)
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CN1354973A (en
Inventor
静 王
王静
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Lanzhou University
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Lanzhou University
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Publication date
Application filed by Lanzhou University filed Critical Lanzhou University
Priority to CNB001346709A priority Critical patent/CN1167321C/en
Publication of CN1354973A publication Critical patent/CN1354973A/en
Application granted granted Critical
Publication of CN1167321C publication Critical patent/CN1167321C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25Greenhouse technology, e.g. cooling systems therefor

Abstract

The present invention relates to a sunlight greenhouse which comprises a heat storage heat-insulating wall, a side wall connected with the heat-insulating wall, a greenhouse rack, a transparent plastic film covered on the greenhouse rack, and a heat-insulating covering, wherein one end of the greenhouse rack is fixed to the heat-insulating wall or fixed to a back roof panel arranged on the heat-insulating wall; the heat-insulating covering is arranged on the heat-insulating wall, and the heat-insulating covering can be unfolded to be covered on the transparent plastic film. The present invention is provided with a shielding greenhouse behind a back heat-insulating wall of the existing sunlight greenhouse with three walls. A middle wall of the present invention is uniformly provided with upper vent windows provided with window sashes which can be closed, and lower vent holes.

Description

A kind of greenhouse by solar heat
Technical field
The present invention relates to a kind of agronomy facility, is a kind of greenhouse by solar heat exactly.Comprise heat-storage heat-preserving wall and the side wall that links to each other with insulated wall among the present invention, one end is fixed on the insulated wall or is fixed in the back roof boarding that is provided with on the insulated wall, the other end is arranged at the frame on ground, be covered in the overlay on the frame, and place on the insulated wall and deployable being covered in is incubated covering on the overlay.
Background technology
For controlling the greenhouse technology that grows up to various environmental parameters in the solution agricultural production very long history has been arranged.First generation energy saving sunlight greenhouse has been invented by the mid-80 China the Northeast, and supporting and insulation construction that this greenhouse is is top structure of greenhouse with three thick cob walls are single roofing plastic tunnel of the top cover material in greenhouse with the plastic film.Because this greenhouse is with low cost, building technology is easy and high insulating effect, make it be able in the whole nation many areas and popularize rapidly, it has solved the northern area of China basically and need not manually heat season in severe winter and to carry out the problem that the vegetables anti-season is produced.In recent years by the agro-technician of Gansu Province according to first generation energy saving sunlight greenhouse current situation and empirical studies for many years, some greenhouse parameters are improved with base of optimum selection on finished second generation energy saving sunlight greenhouse, its insulating power further improves, and has reached the purpose of the annual balanced production of chamber planting basically.But existing greenhouse by solar heat has the deficiency of following several respects:
1, because the sunshade effect of greenhouse heat-insulating wall, make 3~5 meters zones of sheltering from heat or light of having an appointment, each rear portion, greenhouse, be equivalent to existing about 51% of the greenhouse area of using according to calculating this area that shelters from heat or light the zone, this piece soil can't utilize during next spring in the fall, causes the waste in soil;
2, the greenhouse by solar heat intensification mainly is by shining upon.When being in the solar radiation window of opportunity, temperature raises comparatively fast in the greenhouse, and temperature can add that existing greenhouse heat-insulating effect is better than higher in the greenhouse, can make the greenhouse produce too high temperature in a certain period, promptly produces the high temperataure phenomena at noon.This is unfavorable on the contrary or is harmful to plant growth.The main means that address this problem in the prior art are aeration-cooling to the external world.But because the greenhouse internal-external temperature difference is very big in the winter time, temperature descends comparatively fast when the external world ventilates, and is restive, causes greenhouse or temperature too high easily, the perhaps low excessively phenomenon of temperature, and also the temperature vertical distribution is inhomogeneous, thus influence plant growth in the greenhouse;
3, be in the high-temperature time at noon,, can cause the rising and evaporation from land surface aggravation of crop in the greenhouse, the advantageous conditions that provides of damage by disease and insect is provided because the greenhouse is the enclosed environment of a relative external environment for insulation.For suppressing the generation and the development of damage by disease and insect in the greenhouse, can only be to use agricultural chemicals more and more continually.This has increased the growth cost of crops on the one hand, brings influence also in addition the edible safety of crops.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can overcome the prior art deficiency, can utilize land resources comparatively fully, effectively reduce in the greenhouse high temperataure phenomena at noon, and shorten the time that generation high temperature at noon continues, temperature and ground temperature in the greenhouse can be improved, and the humidity in the greenhouse can be reduced to a certain extent, simultaneously can reduce damage by disease and insect generation situation in the greenhouse, with reduction agricultural chemicals usage amount, thereby reduce the crops production cost, improve the novel greenhouse of crops edible safety.
Say that simply the present invention realizes by a cloudy canopy is set again behind existing back heat-preserving wall with three face wall body greenhouse by solar heats.Concrete structure of the present invention is the side wall prolongation with existing greenhouse, make it become the low shape in middle high both sides, be provided with the middle wall of heat-storage heat-preserving at the middle part of side wall, and will divide He Yinpeng district, Cheng Yangpeng district by the zone that side wall surrounds by middle wall, at the sunny side of middle wall and an end of back shelving, and the other end of frame can be arranged on the ground, covers transparent insulating plastic pipe film again on frame, in addition, should evenly be provided with on the middle wall between conducting yin, yang canopy on exhausting window and following ventilation hole.
In the present invention, the end points that is arranged in the wall back at side wall preferably is connected with insulation back wall, and the other end that is positioned at cloudy canopy district frame can place on the wall of insulation back or is located at back roofing on the wall of insulation back.
Insulation back wall height its effect in 1.0~1.2 meters scopes is best among the present invention.
According to the calculating about test and theory, the span of greenhouse Yang Peng is 6~8 meters, and cloudy canopy span is 3~5 meters, has effect preferably.Simultaneously, the height of exhausting window and Zhong Qiang top distance is 20~30 centimetres on being provided with on the middle wall, in that do not establish under the forced ventilation appointed condition should be to be provided with the rectangle window for well, the exhausting window aspect ratio is 3 to 2, the exhausting window gross area is that 10~30% of middle wall area should be best, wall base portion is apart from 0~20 centimetre in the below height distance of following ventilation hole, the ventilation hole gross area is 10~25% of a middle wall area, and all should be provided with on exhausting window and the ventilation hole and can close sash.
Force ventilating fan can further improve heat exchange efficiency between Yang Peng and cloudy canopy if on middle wall, all put in exhausting window and the following ventilation hole on set.In this case, the shape of exhausting window and air vent should be square or garden shape for well, can make things convenient for the air draft installing to put like this.
In the present invention, described middle wall can be a solid wall, but is preferably bay wall, perhaps adopts concrete hollow block to make hollow wall.
For making greenhouse of the present invention have better heat insulation effect and higher ground temperature, the winter protection ditch should have been dug in overlay forward position fixing before side wall, back wall and canopy.The width of winter protection ditch is unsuitable wide, and to reduce gaseous exchange in the ditch, the degree of depth of winter protection ditch should should have covering on winter protection ditch top greater than 10 centimetres of the local frozen soil layer degree of depth.The winter protection ditch covering of the best of the present invention is the top cover that has groove.
The present invention has the following advantage:
1, the cloudy canopy that behind Yang Peng, is provided with of the present invention, though temperature is lower in it, but still be higher than external environment more than 10 ℃, cloudy canopy is suitable for planting some ombrophytes within a certain period of time, as edible mushroom, celery etc., also can be used as fruit and vegetable and store winter, also can be used as animal feeding, can effectively utilize unavailable at all soil in the part prior art like this;
2, owing to be provided with exhausting window on the Zhong Qiang top of separating between the negative and positive canopy, the bottom is provided with ventilation hole, can realize the heat exchange between Yang Peng and cloudy canopy, both can reduce the generation of positive canopy high temperature at interior noon, the temperature that can suitably improve again in the cloudy canopy is beneficial to plant growth in it, reduction sun canopy temperature and ground temperature that simultaneously can be not too fast have utilized solar energy fully, have overcome the wayward and indoor temperature that causes by the ventilation heat exchange outside the greenhouse in the prior art or high or low deficiency.The present invention can receive better effect as adding the sash that can close unlatching and force ventilating fan at exhausting window and air vent place;
3, the cloudy canopy that adds of the present invention is equivalent to increase by an insulation measure again behind positive canopy insulated wall, and it can improve the insulating power of Yang Peng, and wall can make the insulating power in whole greenhouse further improve after the end points that is arranged in the wall back at side wall is provided with insulation.According to the comparative trial measured data, though being greater than existing greenhouse by solar heat front roof area, positive shed face area of the present invention (shows according to prior art, this will make the greenhouse increase of outwards dispelling the heat, be unfavorable for greenhouse heat-insulating), but its positive canopy daily mean temperature exceeds about 3.8 ℃ than the daily mean temperature of existing greenhouse by solar heat, and mean ground temperature exceeds 4.2 ℃ than mean ground temperature in the existing greenhouse in the positive canopy, and this shows that its heat insulation effect is better than prior art, more helps crop growth;
4, the present invention can be by the heat exchange between the negative and positive canopy, to reduce the high temperature that Yang Peng formed at noon, because the temperature in the cloudy canopy will be higher than external environment temperature, make the present invention can in long time and temperature range, carry out heat exchange between the negative and positive canopy, The whole control was become different, unlikely again that positive canopy temperature is descended is too violent, can suitably improve the temperature in the cloudy canopy simultaneously again, in order to plant growth in the cloudy canopy;
5, because the present invention can carry out the heat exchange between the negative and positive canopy in long time and temperature range, can overcome the high temperature of seeing in the prior art at noon effectively more, this has just suppressed the excessive humidity that caused because of the caused excessive transpiration of high temperature at noon and Evaporation Phenomenon to a certain extent, this has certain effect for the generation and the development that suppress damage by disease and insect in the greenhouse, and can suitably reduce the usage amount of agricultural chemicals;
6, in the cloudy canopy during as winter fruit and vegetable storage or animal feeding, fruit and vegetable of being stored or the breathing of animal can produce more carbon dioxide in cloudy canopy, in the gas exchange of carrying out between the simultaneous negative and positive canopy of heat exchange between the negative and positive canopy, the carbon dioxide gas physical efficiency that enters Yang Peng satisfies the demand of crop in the positive canopy, compensates and alleviates in the positive canopy carbonic acid gas hunger phenomenon at noon;
7, owing to utilized the unavailable soil of prior art comparatively fully, reduced the usage amount of agricultural chemicals, the reason that while greenhouse heat-insulating effect is better than aspects such as prior art makes its output increase etc., makes benefit of the present invention obviously be better than prior art;
8, after around the greenhouse of the present invention the winter protection ditch being set, can improve ground temperature, and when being coated with the top cover of band groove on the winter protection ditch, can also utilize it to collect the rainwater that flows down from the plastic foil of top, greenhouse covering when raining, this more helps northern China arid area realization collection rain and irrigates;
9, construction cost of the present invention is relatively low, is particularly suitable for the poverty-stricken area.
Description of drawings
Accompanying drawing 1 is a structural profile schematic diagram of the present invention.Accompanying drawing 2 be among Fig. 1 A to view, wall and be arranged in exhausting window on the metope and the main apparent place schematic diagram of ventilation hole in performance part side wall and the part, one of them window is to be in half-open position.Fig. 3 is the profile that the middle wall of a kind of embodiment of the present invention partly amplifies, and this figure is the zoomed-in view of B portion among Fig. 1.Accompanying drawing 4 is depicted as the winter protection ditch of being located at positive canopy front end and the generalized section that goes up the top cover that has groove that covers thereof, and this figure shows the C position details of Fig. 1.More clear for drawing is represented, frame does not all draw in all figure.In the present invention, when each physical dimension changes in the accompanying drawing, form various embodiments of the invention.
Embodiment
Below in conjunction with the drawings and Examples explanation.
Each mark is respectively in the accompanying drawings: 1 is Yang Peng, and 2 for being covered in the plastic foil on the Yang Peng, and 3 is middle wall, 4 is cloudy canopy, 5 for being covered in the plastic foil on the cloudy canopy, and 6 is the back wall, and 7 is exhausting window, 8 is ventilation hole, 9 for being located at the closed sash on the exhausting window 7, and 10 for being located at the closed sash (exhausting window that accompanying drawing is given and the sash on the ventilation hole are casement window, also can adopt sliding window fully certainly) on the ventilation hole 8,11 is roofing after a section that is fixed on the middle wall, and 13 is the side wall in greenhouse.By Fig. 1 as seen, cut apart through dotted line 12, its left side is existing greenhouse by solar heat, and its basic structure and existing greenhouse are same or similar; Through behind existing greenhouse by solar heat, adding Yi Yinpeng, promptly add dotted line 12 right-hand components, formed basic structure of the present invention.14 are the winter protection ditch among Fig. 4, and 15 for having the top cover of groove.
Structure tag relevant in Fig. 1 is: L is the section total length in greenhouse, L1 is positive canopy span, and L2 is cloudy canopy span, and L3 is middle wall thickness degree, L4 is the thickness of back wall, L5 is the length of positive canopy covered with plastic film section, and L6 is positive canopy leading portion curved surface length, and H1 is a Yang Peng part maximum height, H2 is middle wall height, H3 is a wall height behind the cloudy canopy, and R is positive canopy leading portion curved sections arc radius, and α is positive canopy leading portion curved sections central angle.More than each structural parameters get different value and promptly form various embodiments of the invention, bring the corresponding techniques effect simultaneously.
The height and the local latitude of wall during cloudy canopy span of the present invention depends on, in general, the span of cloudy canopy can be than about the little 500~1200mm of spacing between the prior art greenhouse, front and back that builds up in blocks (this position gives over to the passage between greenhouse and greenhouse).
Several embodiment of the present invention below is provided.The measured data in each following embodiment and contrast greenhouse is all taken from 35 ° of 40` of north latitude, the Gansu of 105 ° of 06` of east longitude can be peaceful regional, the height above sea level 1720m of this area, annual rainfall 350~400mm, sunshine duration 2676.4 hours, 120~145 days frost-free seasons, 6.3 ℃ of average temperatures of the whole year, 38 ℃ of the maximum air temperatures, the minimum air temperature-31 ℃, winter, the frozen soil layer degree of depth was about 300~400mm, and this area belongs to the continental climate of arid.The Yang Peng in all test greenhouses and contrast greenhouse all are positioned at positive the south.The test period of given embodiment is winter, and during being tried, add a cover straw screen or mat and be incubated night on greenhouse films.
Embodiment 1,
Middle in this example wall and side wall body of wall are rammed earth and form, and are provided with 0.12 meter air blanketing in the middle part of the middle wall, and the greenhouse total length is 50 meters, and each structural parameters is:
L=14.30 rice, L1=6.90 rice, L2=5.00 rice, L3=1.20 rice, L4=0.00 rice, L5=5.60 rice, L6=4.64 rice, H1=3.95 rice, H2=3.00 rice, H3=0.00 rice.
Greenhouse Yang Peng part daylighting face equation is:
(X-4.84) 2+(Y+1.36) 2=25 X[0,4.64]
Y=0.323X+2.14 X[4.64,5.60]
α=72.30°
On middle wall, evenly offer two (0.8 * 1) m 2Exhausting window, the upper limb of exhausting window apart from wall upper limb distance be 200mm.The ventilation hole that evenly to offer 4 diameters in the Zhong Qiang bottom in addition be 6cm, the ventilation hole lower edge apart from wall lower edge distance be 200mm., be equipped with the sash that to close unlatching on the exhausting window He on the ventilation hole.
Because exhausting window and the ventilation hole opened in the present embodiment are less, area is also less, and temperature is higher than 40 degree in the noon greenhouse to making, and still needs to the external world aeration-cooling.
Present embodiment is during December 12 to December 20, and mean temperature of air changes and to see Table 1 in the greenhouse, in the greenhouse in the middle part of under the 100mm soil ground temperature mean change see Table 2.
To be higher than the greenhouse of prior art from the visible daily mean temperature of the present invention of subordinate list data, illustrate that heat insulation effect of the present invention obviously is better than prior art.From bad, illustrate that the set exhausting window area of present embodiment is too small in addition to heat exchange between visible its two canopy of the negative and positive canopy temperature Change of present embodiment.
Embodiment 2,
Zhong Qiang, back wall and side wall body of wall are rammed earth and form in this example, and middle wall middle part is provided with 0.12 meter air blanketing, and the greenhouse total length is 50 meters, removes back wall thickness degree L4=1.20 rice, and outside the H3=1.2 rice, all the other each structural parameters are identical with embodiment 1.
In addition in the present embodiment in the greenhouse around excavation wide 150~200mm arranged, the winter protection ditch of dark 500mm is provided with the top cover that has groove that water mud is made on the ditch top.
Evenly offer several exhausting window on the middle wall of present embodiment, the exhausting window aspect ratio is 3 to 2, the exhausting window gross area is about 10% of a middle wall area, the upper limb of exhausting window apart from wall upper limb distance be 200mm.Evenly offer several ventilation holes in the Zhong Qiang bottom in addition, wall lower edge distance is 200mm in the ventilation hole lower edge distance, and the area of ventilation hole accounts for about 8% of middle wall area.Be equipped with the sash that to close unlatching on the exhausting window He on the ventilation hole.At the trial when temperature in the greenhouse open during greater than 25 ℃ be located in exhausting window on the wall and the sash on the ventilation hole, make and carry out heat exchange between the negative and positive canopy.
Present embodiment is during December 12 to December 20, and mean temperature of air changes and to see Table 1 in the greenhouse, in the greenhouse in the middle part of under the 100mm soil ground temperature mean change see Table 2.
From the visible present embodiment of subordinate list data during except that noon to 14, its daily mean temperature still will be higher than the greenhouse of prior art, illustrates that equally heat insulation effect of the present invention is better than prior art.Because exhausting window area set in the present embodiment is bigger, open when noon to 14 that to be located at behind exhausting window and the ventilation hole heat exchange between negative and positive two canopies comparatively abundant, temperature rise is bigger in the cloudy canopy, while does not need to carry out outside the greenhouse more aeration-cooling, and positive temperature of shed will be lower than the greenhouse of existing technology.Just because of present embodiment has reduced high temperature at noon, can reduce the evaporation on ground and the transpiration of crop simultaneously, alleviate hot and humid phenomenon at noon, thereby can reduce the situation that damage by disease and insect takes place, also just can reduce the usage amount of agricultural chemicals.Because present embodiment is provided with the winter protection ditch, it has obviously improved the ground temperature in cloudy canopy and the positive canopy in addition.Some its ground temperature may be higher slightly in advance again if will detain the canopy time (the present embodiment button canopy time is in mid or late October), can more help crop growth.
In addition, be located at the cement top cover on the winter protection ditch around the greenhouse in the present embodiment, the rainwater that can effective collection when during November, raining October flows down from the greenhouse plastic foil.
Embodiment 3,
Middle in this example wall and side wall body of wall are rammed earth and form, and are provided with 0.12 meter air blanketing in the middle part of the middle wall, and the greenhouse total length is 50 meters, and the structural parameters of all the other each structural parameters and embodiment 2 are basic identical.
Evenly offer several exhausting window on the middle wall of present embodiment, the exhausting window aspect ratio is 3 to 2, the exhausting window gross area is about 20% of a middle wall area, the upper limb of exhausting window apart from wall upper limb distance be 200mm.Evenly offer several ventilation holes in the Zhong Qiang bottom in addition, wall lower edge distance is 200mm in the ventilation hole lower edge distance, and the area of ventilation hole accounts for about 16% of middle wall area.Be equipped with the sash that to close unlatching on the exhausting window He on the ventilation hole.
Present embodiment is that the measured data with embodiment 2 is the gross data that the basis estimation is drawn, referring to subordinate list.
For comparing with existing greenhouse, invention is in identical area and the greenhouse of prior art was set in the time, the positive canopy of its canopy type structure and embodiment is basic identical, but its canopy type is slightly different with test greenhouse (being embodiment), and its room face area is less than the room face area of test greenhouse Yang Peng.The result who in supporting schedule, provides contrast greenhouse and greenhouse of the present invention to measure in the same period.
According to the estimation of existing theory and knowledge, if wall is built with building-block in of the present invention, its storage, heat release situation will be better than the middle wall construction with rammed earth, and such greenhouse heat-insulating effect will be more excellent.
When the present invention was provided with force ventilated blower fan in the exhausting window of middle wall and ventilation hole, its exhausting window and ventilation hole area can be smaller, and the heat exchange at noon will be more abundant and rapid between Yang Peng and cloudy canopy.
Show also that through test and analysis the cloudy canopy in greenhouse of the present invention is not as being provided with the back wall, in the same period its indoor temperature will be than low 3~5 ℃ of the greenhouse that the back wall is set.
(subordinate list is seen below page or leaf)
Reach outdoor actual measurement or the variation of estimation mean temperature of air in duration of test in table 1, the greenhouse
In notes, the table 1: *By when the outdoor ventilation cooling is carried out heat exchange between the negative and positive canopy simultaneously, being surveyed data
*Surveyed data when only carrying out carrying out heat exchange between the negative and positive canopy
( *) by only when outdoor ventilation is lowered the temperature, being surveyed data
* *Be the estimated data
Reach the outdoor 100mm ground temperature mean change under the face of land of in duration of test, surveying in table 2, the greenhouse

Claims (8)

1, a kind of greenhouse by solar heat, comprise heat-storage heat-preserving wall and the side wall that links to each other with insulated wall, one end is fixed on the insulated wall or is fixed on the back roofing that is provided with on the insulated wall, the other end is arranged at the frame on ground, be covered in the overlay of frame napex, and place on the insulated wall and the deployable insulation covering that is covered on the overlay, it is characterized in that side wall is the low shapes in middle high both sides, be provided with the middle wall of heat-storage heat-preserving in the middle, form He Yinpeng district, Yang Peng district thus, at the sunny side of the back roof boarding of middle wall or middle wall and the end that the back is equipped with frame, the other end of frame is arranged on the ground, on frame, cover transparent insulating plastic pipe film, evenly be provided with exhausting window and following ventilation hole on the middle wall, and on exhausting window and ventilation hole, be provided with and close sash.
2, greenhouse by solar heat according to claim 1 is characterized in that being provided with at cloudy canopy end points place insulation back wall, and two ends and the side wall of back wall link, and an end that is positioned at cloudy canopy district frame places and be incubated afterwards on the wall, and the other end places on the wall.
3, greenhouse by solar heat according to claim 2 is characterized in that in the greenhouse excavation has the winter protection ditch on every side, on winter protection ditch top the top cover that has groove that water mud is made is set.
4, greenhouse by solar heat according to claim 3 is characterized in that described insulation back wall thickness degree is 1.2 meters.
5,, it is characterized in that the wall middle part is provided with 0.12 meter air blanketing in the greenhouse according to claim 1 or 2 or 3 or 4 described greenhouse by solar heats.
6, according to claim 1 or 2 or 3 or 4 described greenhouse by solar heats, it is characterized in that wall is built into building-block in the greenhouse.
7, greenhouse by solar heat according to claim 5 is characterized in that all being equipped with the pressure ventilating fan in exhausting window and the following ventilation hole on set on middle wall.
8, greenhouse by solar heat according to claim 6 is characterized in that all being equipped with the pressure ventilating fan in exhausting window and the following ventilation hole on set on middle wall.
CNB001346709A 2000-11-24 2000-11-24 Sunlight greenhouse Expired - Fee Related CN1167321C (en)

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Application Number Priority Date Filing Date Title
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CN1167321C true CN1167321C (en) 2004-09-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102523987A (en) * 2012-02-22 2012-07-04 王京生 Layered stereoscopic greenhouse

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Publication number Priority date Publication date Assignee Title
CN101019493B (en) * 2007-03-16 2011-04-13 陆阳 High performance heliogreenhouse
CN102487757B (en) * 2011-11-24 2014-06-04 中国农业科学院农业资源与农业区划研究所 Greenhouse
CN103299859A (en) * 2012-03-12 2013-09-18 王忠方 Low-carbon and environment-friendly multifunctional green house capable of saving energy and reducing emission
CN102657045A (en) * 2012-05-11 2012-09-12 沈阳农业大学 Tissue culture and seedling raising integration energy-saving sunlight conjoined greenhouse
CN103650987B (en) * 2013-12-06 2015-04-22 陵军成 Sunlight greenhouse for grape cultivation facilitation and delay
CN103650988A (en) * 2013-12-25 2014-03-26 山东省农业科学院蔬菜花卉研究所 Double-faced sunlight greenhouse with changeable middle wall
CN104521624A (en) * 2014-12-24 2015-04-22 陈伟群 Multifunctional solar greenhouse
CN105052615B (en) * 2015-07-27 2017-08-11 中国农业大学 The cloudy canopy heat supply method and the two-sided greenhouse of automatic storing heat release in two-sided greenhouse
CN105961026B (en) * 2016-05-31 2019-03-05 博白县那林镇菌兴家庭农场 A kind of method of Uricularia polytricha plantation
CN107494067A (en) * 2017-09-29 2017-12-22 靳玉环 The semi-underground negative and positive two sides heliogreenhouse of central passage both sides concentrating type and its construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102523987A (en) * 2012-02-22 2012-07-04 王京生 Layered stereoscopic greenhouse

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