CN202697379U - Greenhouse gravity drip irrigation system utilizing geothermal energy provided by solar energy - Google Patents
Greenhouse gravity drip irrigation system utilizing geothermal energy provided by solar energy Download PDFInfo
- Publication number
- CN202697379U CN202697379U CN2011204935683U CN201120493568U CN202697379U CN 202697379 U CN202697379 U CN 202697379U CN 2011204935683 U CN2011204935683 U CN 2011204935683U CN 201120493568 U CN201120493568 U CN 201120493568U CN 202697379 U CN202697379 U CN 202697379U
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- China
- Prior art keywords
- greenhouse
- water
- drip irrigation
- solar energy
- irrigation system
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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 - Lifetime
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- 238000003973 irrigation Methods 0.000 title claims abstract description 32
- 230000002262 irrigation Effects 0.000 title claims abstract description 29
- 230000005484 gravity Effects 0.000 title abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 239000002689 soil Substances 0.000 abstract description 14
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000035558 fertility Effects 0.000 description 3
- 235000013311 vegetables Nutrition 0.000 description 3
- 210000001736 Capillaries Anatomy 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 210000003608 Feces Anatomy 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 230000002068 genetic Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000000243 photosynthetic Effects 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 230000036633 rest Effects 0.000 description 1
- 230000001932 seasonal Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
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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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- 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
- Y02P60/14—Measures for saving energy, e.g. in green houses
Abstract
The utility model relates to a greenhouse gravity drip irrigation system utilizing geothermal energy provided by solar energy. The greenhouse gravity drip irrigation system comprises a greenhouse provided with a greenhouse wall. The greenhouse gravity drip irrigation system is characterized by further comprising a solar energy heat collector and a buried pipeline connected with drip irrigation belts. The solar energy heat collector is fixed on the top of the greenhouse, the top of the solar energy heat collector is provided with a water conveying pipe, and the lower portion of the solar energy heat collector is provided with a water outlet pipe. The water conveying pipe is respectively connected with a water tank and a water inlet pipe, the tail end of the water outlet pipe is connected with the water tank, and a support and a main pipe are respectively installed at the bottom of the water tank. The main pipe is connected with the buried pipeline, and the drip irrigation belts are directly connected with the buried pipeline through lock nuts. The greenhouse gravity drip irrigation system uses a solar energy system to heat water inside the water tank, then hot water is led into underground through the underground buried pipeline to heat soil, heat is transferred to the soil through heat transferring between the underground buried pipeline and the soil, so that the soil temperature is increased, requirements for the soil temperature of crop root systems are met, energy is saved, and the purpose of high yield of crops is achieved.
Description
Technical field
The utility model relates to a kind of greenhouse soil heating system, relates in particular to solar energy for the greenhouse gravitational drip irrigation system of underground heat.
Background technology
The greenhouse is as a kind of special building as crop genetics and growth, and its energy protective plant is avoided the impact of weather, temperature or mosquito, and crop can be grown rapidly.Simultaneously, applying of greenhouse by solar heat is the important symbol of modern agriculture, broken away from the restriction that traditional farming is subjected to natural climate condition, and output is increased substantially, and guaranteed annual vegetables stable market supply.Most of greenhouse by solar heat of China is distributed in the north latitude 35-degree northern area, late autumn, winter and early spring very cold and ground temperature very low, be difficult to satisfy the requirement of plant growth.Its reason is that plant growth is affected by temperature not only, and with ground temperature much relations is arranged.Ground temperature not only directly affects the growth of plant root and the formation of root system, also affects the absorption of nutrient and moisture, the existence of edaphon, flower bud differentiation and growth and the output of Vegetable.Low temperature can reduce the Photosynthetic rates of vegetable leaf, also postpones simultaneously fertility, reduces the fruit and vegetable quality, and malformed fruit is increased.Temperature is lower, and the low temperature duration is longer, and the degree that postpones fertility is more remarkable.When running into low temperature and suppressing fertility, should improve ground temperature, especially regional to the torrid zone and cool temperate zone, temperature and the humidity of utilizing the greenhouse to provide have significant effect to the growth of plant.In order to satisfy the requirement of plant growth, greenhouse by solar heat is except relying on daytime the solar radiation, and also must manually heat night, as flue heat, hot-blast stove is heated etc.These traditional mode of heatings have consumed a large amount of traditional energies, have strengthened the greenhouse cost, and to environment.Solar energy is a kind of clean energy resource, and amount is large to distribute extensively, is applied to greenhouse temperature increasing, replaces non-renewable fossil fuel to heat, and is one of the most promising energy.Low in order to improve greenhouse plant cultivation in winter production ground temperature, have a strong impact on growth and development of plants, affect the problem of hothouse production yield and quality, adopt solar heating system to improve the method for ground temperature, be that new approach is explored in the utilization of hothouse production clean energy resource.
The gravity drip-irrigation technology is uniquely in the world at present can not lean on power-actuated drip irrigation equipment.It is the principle of utilizing gravity, and the pressure by the water source height produces supplies water by trunk line, branch pipe(tube) and water supply network.Will be the in the world advanced irrigation technique of this system combines with traditional irrigation conditions, can make the peasant have spendable a kind of drip irrigation tech in the tillage condition situation now not changing.Its characteristics are as follows: the working head of (1) ultralow pressure: conventional drip irrigation system, the design work head of irrigator is 10 meters, the operating cost of water system is higher, and in gravitational drip irrigation system when operation, only depend on 50 centimetres of drops just can drive whole system to move, it does not need to rely on the kinetic energy running, need not be equipped with expensive pressure system, just the capillary current can be transported to equably any end of system, user-friendly; (2) compare more water saving with general drip irrigation system: the equal flow of gravity drip-irrigation can be irrigated 10 times to the area of general condition of drip irrigation, has greatly saved fertilizer and water consumption; (3) flow is extremely low: the water dropper flow of gravitational drip irrigation system is 1/10th of normal water dropper flow, and the capillary current can continually be provided, and water use efficiency is high; (4) applicability is strong: gravity drip-irrigation is extremely low to the requirement at water source, can be well water, river, rainwater; Requirement to landform is extremely low, and level land, hills and mountain area can be used, and does not need to ask crop strictly to be planted under the water dropper, and the drip irrigation pipe of 1 meter 3 water dropper can guarantee a totally continuous humid zone; (5) adopt pieced connected mode, guarantee that the user according to the Different Crop needs, adjusts spacing at any time; (6) strengthen the absorption of root vigor and mineral matter, the optimal proportion of air, water and soil is provided; (7) reduce chamber humidity: in the greenhouse, adopt technique, can improve ground temperature, can make the crop ripen in advance, improve the yield and quality of crop; Simultaneously, can effectively reduce the incidence of disease of crop, reduce utilization of pesticides, improve the average quality of crop, make crop reach green grade.Use gravitational drip irrigation system can increase crop yield (generally can increase production more than 30%), labor savings and minimizing labour intensity, and can save liquid manure 60%～90%; (8) scope of application is wide, adapts to existing various irrigation method, can be connected with robot control system(RCS) and pressure system.
The utility model content
Technical problem to be solved in the utility model provides a kind of energy savings, reaches the greenhouse gravitational drip irrigation system that the solar energy that makes the high crop yield purpose supplies underground heat.
For addressing the above problem, solar energy described in the utility model comprises the greenhouse that is provided with greenhouse wall body for the greenhouse gravitational drip irrigation system of underground heat, and it is characterized in that: it also comprises solar thermal collector, the buried pipe that links to each other with the irrigate band; Described solar thermal collector is fixed on the top in described greenhouse, and its top is provided with described water-supply-pipe, and its underpart is provided with outlet pipe; Described water-supply-pipe is connected with respectively water tank and water inlet pipe; Described outlet pipe end is connected with water tank, and the bottom of this water tank is respectively equipped with support and supervisor; Described supervisor links to each other with described buried pipe; Described irrigate band directly links to each other with described buried pipe by locknut.
Described supervisor is provided with filter.
Described supervisor between described filter and the described water tank is provided with ball valve.
Described supervisor between described filter and the described buried pipe is provided with flowmeter.
Described buried pipe is the multilayer circulation pipeline.
The utility model compared with prior art has the following advantages:
1, the utility model utilizes the water in the solar energy system heating water tank, then introduce underground by underground buried tube hot water, heating soil, heat exchange by underground piping and soil, give soil with heat, thereby reach the increase soil temperature, satisfy crop root to the requirement of ground temperature, energy savings reaches the purpose that makes high crop yield.According to
Q＝mc(T
i-T
0)
In the formula: Q is the total amount of heat that stores in the water tank, and unit is KJ; M is the quality of water, and unit is kg; C is specific heat of water, KJ (kg ℃); T
iTemperature when stopping for storage heat in the water tank, unit is ℃; T
0Be the initial temperature of the water storage of water tank, unit is ℃.
Specific heat of water is 4.2KJ (kg ℃), the specific heat of dried earth is 0.84KJ (kg ℃), specific heat of water is 5 times of dried earth specific heat, because heat is to pass to cryogenic substance by the high temperature material, when water temperature is higher than soil temperature, can pass to the more heat of soil, reach the effect that effectively improves crop topsoil temperature, thereby reach the purpose that improves ground temperature.
2, the water tank in the utility model can be determined its capacity according to the chamber crop water requirement, adopts this kind mode to greatly reduce the cost of originally building the pond, and easy care and do corresponding service work.
3, the utility model can be as required in the underground multilayer that arranges.In the situation of multi-layer underground pipeline, in summer and autumn, in the sun-drenched situation, water flowing utilizes slowly characteristics of deep subsoil distribute heat to the deep layer underground piping, and the water that makes of long period rests in the pipeline, can reach seasonal accumulation of heat, for winter and spring store heat.Heat conduction by pipeline and soil provides ground temperature, satisfies crop root to the requirement of ground temperature, makes the crop ripen in advance, has improved the yield and quality of crop.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Among the figure: the direct 8-of 1-solar thermal collector 2-outlet pipe 3-water tank 4-ball valve 5-filter 6-flowmeter 7-locknut irrigate band 9-buried pipe 10-supervisor 11-support 12-greenhouse wall body 13-water inlet pipe 14-water-supply-pipe.
Embodiment
As shown in Figure 1, solar energy comprises the greenhouse, solar thermal collector 1 and the buried pipe 9 that links to each other with irrigate band 8 that are provided with greenhouse wall body 12 for the greenhouse gravitational drip irrigation system of underground heat.
Solar thermal collector 1 is fixed on the top in greenhouse, and its top is provided with water-supply-pipe 14, and its underpart is provided with outlet pipe 2; Water-supply-pipe 14 is connected with respectively water tank 3 and water inlet pipe 13; Outlet pipe 2 ends are connected with water tank 3, and the bottom of this water tank 3 is respectively equipped with support 11 and supervisor 10; Supervisor 10 links to each other with buried pipe 9; Irrigate band 8 links to each other with buried pipe 9 by locknut direct 7.
Wherein: supervisor 10 is provided with filter 5.
Supervisor 10 between filter 5 and the water tank 3 is provided with ball valve 4.
Supervisor 10 between filter 5 and the buried pipe 9 is provided with flowmeter 6.
Buried pipe 9 is the multilayer circulation pipeline.
Water tank 3 is the black plastic bucket.
During use, according to the required proportioning water yield, at first open the ball valve 4 on the water tank 3, make water pass through the cold water that water inlet pipe 13 injects water tank 3 interior about 70% amounts, close ball valve 4, make water enter solar thermal collector 1; Recorded stream scale 6 readings; Water enters in the water tank 3 by outlet pipe 2 after solar thermal collector 1 heating, when water tank 3 interior water temperature over-high, opens the ball valve 4 on the water tank 3, carries out the adjusting of water tank 3 interior water temperatures; When reaching required water temperature after the mixing, open ball valve 4 and irrigate; The reading of observed volume table 6 when reaching crop institute water requirement, is closed ball valve 4 and is stopped to irrigate.
Claims (5)
1. solar energy comprises the greenhouse that is provided with greenhouse wall body (12) for the greenhouse gravitational drip irrigation system of underground heat, and it is characterized in that: it also comprises solar thermal collector (1), the buried pipe (9) that links to each other with irrigate band (8); Described solar thermal collector (1) is fixed on the top in described greenhouse, and its top is provided with described water-supply-pipe (14), and its underpart is provided with outlet pipe (2); Described water-supply-pipe (14) is connected with respectively water tank (3) and water inlet pipe (13); Described outlet pipe (2) end is connected with water tank (3), and the bottom of this water tank (3) is respectively equipped with support (11) and supervisor (10); Described supervisor (10) links to each other with described buried pipe (9).
2. solar energy as claimed in claim 1 is for the greenhouse gravitational drip irrigation system of underground heat, and it is characterized in that: described supervisor (10) is provided with filter (5).
3. solar energy as claimed in claim 2 is for the greenhouse gravitational drip irrigation system of underground heat, and it is characterized in that: the described supervisor (10) between described filter (5) and the described water tank (3) is provided with ball valve (4).
4. solar energy as claimed in claim 2 is for the greenhouse gravitational drip irrigation system of underground heat, and it is characterized in that: the described supervisor (10) between described filter (5) and the described buried pipe (9) is provided with flowmeter (6).
5. solar energy as claimed in claim 1 is for the greenhouse gravitational drip irrigation system of underground heat, and it is characterized in that: described buried pipe (9) is the multilayer circulation pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204935683U CN202697379U (en) | 2011-11-30 | 2011-11-30 | Greenhouse gravity drip irrigation system utilizing geothermal energy provided by solar energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204935683U CN202697379U (en) | 2011-11-30 | 2011-11-30 | Greenhouse gravity drip irrigation system utilizing geothermal energy provided by solar energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202697379U true CN202697379U (en) | 2013-01-30 |
Family
ID=47577738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204935683U Expired - Lifetime CN202697379U (en) | 2011-11-30 | 2011-11-30 | Greenhouse gravity drip irrigation system utilizing geothermal energy provided by solar energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202697379U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104412870A (en) * | 2013-08-26 | 2015-03-18 | 逯迦 | Solar heat storage and supply facility for greenhouses |
| CN107232036A (en) * | 2017-05-31 | 2017-10-10 | 江苏超数信息科技有限公司 | Plant conservation device and its plant maintenance method |
-
2011
- 2011-11-30 CN CN2011204935683U patent/CN202697379U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104412870A (en) * | 2013-08-26 | 2015-03-18 | 逯迦 | Solar heat storage and supply facility for greenhouses |
| CN107232036A (en) * | 2017-05-31 | 2017-10-10 | 江苏超数信息科技有限公司 | Plant conservation device and its plant maintenance method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
|
| CX01 | Expiry of patent term |