The day-light greenhouse heating installationTechnical field
The utility model relates to a kind of day-light greenhouse heating installation.
Background technology
The green house planting technology is the domestic in recent years artificial planting technique that grows up gradually, and the rise of green house planting technology has solved the requirement that people's Various Seasonal is eaten various vegetables, yet existing green house exists some shortcomings; Especially the cold winter in the north is very high to the insulation requirement of booth, all must expend extra energy evening and come supplementary heating; Usually adopt the burning coal to obtain heat and guarantee the temperature in the booth; Also have employing electrically heated, the power consumption of getting off for a long time is big, not environmental protection; The waste resource, uneconomical etc.
The utility model content
The utility model technical problem to be solved is, overcomes the shortcoming of prior art, and a kind of day-light greenhouse heating installation is provided, and can solve the problem of green house heat tracing in evening, and high-efficiency low energy consumption, not only environmental protection but also economy.
The technical scheme that the utility model solves above technical problem is:
The day-light greenhouse heating installation; Comprise thermal-arrest waterwall, attemperater, underground water back and cistern; The thermal-arrest waterwall comprises transparent material layer, air layer, vacuum tube array and heat-insulation layer from outside to inside successively; The inner chamber of forming each vacuum tube of vacuum tube array is connected to attemperater through the connection water pipe that is provided with valve, and attemperater is connected to underground water back through the water pipe that is provided with water pump, and underground water back is arranged under the inner greenhouse ground table; Underground water back is connected to cistern through the connection water pipe that is provided with valve, and cistern is connected to the inner chamber of each vacuum tube through the connection water pipe that is provided with water pump.
Like this, daytime, sunlight saw through hyaline layer, added hot-air; Thereby heating, vacuum pipe thermal-arrest waterwall; When the water in the waterwall is heated to uniform temperature, open valve and be put into water in the attemperater and store,, work on through water pump moisturizing in the vacuum tube of waterwall again; So circulation is till water tank is piled; To evening, temperature reduces in the plastic greenhouse, when temperature is very low when being not suitable for crop growth; Open valve the hot water in the attemperater is flow in the GEOTHERMAL WATER pipe, the heating face of land, thereby rising soil surface temperature; It is temperature required to satisfy crop growth; The water of cooling flows in the cistern, and send back in waterwall through water pump daytime, continues to use.
This shows; The utility model science be provided with the thermal-arrest waterwall, collect the water in the heat energy heating, vacuum pipe daytime, utilize attemperater to collect hot water; Evening hot water being put into underground water back heats the booth face of land and reaches plastic greenhouse and be fit to crop growth; Thereby solved the problem of green house heat tracing in evening, and high-efficiency low energy consumption, not only environmental protection but also economy.
The technical scheme that the utility model further limits is:
Aforesaid day-light greenhouse heating installation is provided with a blast pipe that height is identical with the vacuum tube top in the attemperater.When vacuum tube discharges water, be used for getting rid of the air in the attemperater in attemperater.
Aforesaid day-light greenhouse heating installation is provided with electric heater in the attemperater.There is not the rainy weather of sunlight, electric heater to be used for assistant heating.
The electric heater top is provided with water-level probe in the aforesaid day-light greenhouse heating installation, attemperater, and the thermal-arrest waterwall is provided with the water-level probe that is used to survey water level in the vacuum tube.Level monitoring prevents the blank pipe heating in real time.
Aforesaid day-light greenhouse heating installation is connected with temperature controller on the electric heater.
Aforesaid day-light greenhouse heating installation, underground water back has the heat insulating reflecting heat-insulation layer.Heat insulating reflecting heat-insulation layer below the water pipe can prevent effectively that heat from spreading below soil, thereby makes heat more concentrated, and the soil above the heating satisfies crop growth requirement temperature.
Aforesaid day-light greenhouse heating installation, the heat insulating reflecting insulation film from down under be followed successively by aluminizer, black nonwoven and bubble chamber film.
Aforesaid day-light greenhouse heating installation, transparent material layer are glass or transparent PVC.
Aforesaid day-light greenhouse heating installation, heat-insulation layer are mineral wool.The mineral wool heat-insulation layer can effectively be protected body of wall, prevents that heat is to external diffusion.
Description of drawings
Fig. 1 is the profile of the utility model.
Fig. 2 is the connection sketch map of the utility model.
Embodiment
Embodiment 1
Present embodiment provides a kind of day-light greenhouse heating installation; As depicted in figs. 1 and 2; The day-light greenhouse heating installation; Comprise thermal-arrest waterwall, attemperater 7, underground water back 5 and cistern 12, the thermal-arrest waterwall comprises transparent material layer 4, air layer 3, vacuum tube array 2 and heat-insulation layer 1 from outside to inside successively, and the inner chamber of forming each vacuum tube of vacuum tube array is connected to attemperater 7 through the connection water pipe that is provided with the first valve 9C1; Attemperater 7 is connected to underground water back 5 through the water pipe that is provided with the second water pump 10B2; Underground water back 5 is arranged under the inner greenhouse ground table, and underground water back 5 is connected to cistern 12 through the connection water pipe that is provided with the second valve 9C2, and cistern 12 is connected to the inner chamber of each vacuum tube through the connection water pipe that is provided with the first water pump 10B1.Transparent material layer 4 is glass or transparent PVC.Heat-insulation layer 1 is a mineral wool, and the mineral wool heat-insulation layer can effectively be protected body of wall, prevents that heat is to external diffusion.Be provided with electric heater 11 in the attemperater 7, do not having the rainy weather of sunlight, electric heater 11 is used for assistant heating.The electric heater top is provided with water-level probe 6 in the attemperater 7, and the thermal-arrest waterwall is provided with the water-level probe that is used to survey water level in the vacuum tube.Be connected with temperature controller 8 on the electric heater 11.Underground water back 5 has heat insulating reflecting heat-insulation layer 13; Heat insulating reflecting heat-insulation layer 13 from down under be followed successively by aluminizer, black nonwoven and bubble chamber film; Heat insulating reflecting heat-insulation layer below the water pipe can prevent effectively that heat from spreading below soil; Thereby make heat more concentrated, the soil above the heating satisfies crop growth requirement temperature.
During present embodiment work, the first water pump 10B1 can only work by day, and the second water pump 10B2 can only work at night.On daytime, the first water pump 10B1 starts working, and fromunderground conservation pool 12, draws water; Thermal-arrest waterwall 2 fills with water that to form by vacuum tube, solar radiation adds hot water to thermal-arrest waterwall 2, when the water temperature in the vacuum tube reaches 50 when spending; Open the first valve 9C1, water is all put intoattemperater 7, after water has been put; The first valve 9C1 closes, and first water pump 10B1 work repeats above work.
Get into night when the time, the first valve 9C1 opens, no matter how many degree are the water temperature in the thermal-arrest waterwall 2 have, all puts into attemperater 7.The second water pump 10B2 starts working; Hot water in theattemperater 7 is put in the underground water back 5; Hot water through in the underground water back 5 heats soil, and crop growth demand temperature is provided, and cooled water flow in theunderground conservation pool 12 through the second valve 9C2.
To down afternoon (time can be set arbitrarily), water temperature is lower than 50 degree in detectingattemperater 7, and when water-level probe 6 detected water temperature and arrives the position that can heat simultaneously, boiling water started electric heater 11.Attemperater has a blast pipe that height is identical with the vacuum tube top, when in attemperater, discharging water, is used for getting rid of the air in the water tank.
So the above step of cycle repeats satisfies the plastic greenhouse heating, high-efficiency low energy consumption, not only environmental protection but also economy.
The utility model utilizes the water in the solar energy heating vacuum tube; Again with hot water storage in attemperater; Be pumped into the temperature of replenishing the face of land in the greenhouse in the underground heat water pipe evening; The water of cooling flow in the cistern, again the cold water in the cistern is pumped into vacuum heat collection pipe and continues heating, so circulation in second day.Heat insulating reflecting heat-insulation layer below the water pipe can prevent effectively that heat from spreading below soil, thereby makes heat more concentrated, and the soil above the heating satisfies crop growth requirement temperature.
Except that the foregoing description, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.