CN107027404A - A kind of culture apparatus accurately controlled for root system of plant temperature - Google Patents
A kind of culture apparatus accurately controlled for root system of plant temperature Download PDFInfo
- Publication number
- CN107027404A CN107027404A CN201611084369.0A CN201611084369A CN107027404A CN 107027404 A CN107027404 A CN 107027404A CN 201611084369 A CN201611084369 A CN 201611084369A CN 107027404 A CN107027404 A CN 107027404A
- Authority
- CN
- China
- Prior art keywords
- temperature
- plant
- root system
- root
- liquid pool
- Prior art date
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 111
- 235000016709 nutrition Nutrition 0.000 claims abstract description 90
- 230000035764 nutrition Effects 0.000 claims abstract description 90
- 235000015097 nutrients Nutrition 0.000 claims abstract description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008859 change Effects 0.000 claims abstract description 11
- 230000033228 biological regulation Effects 0.000 claims abstract description 9
- 239000011159 matrix material Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 230000007547 defect Effects 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 95
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 19
- 240000003768 Solanum lycopersicum Species 0.000 description 19
- 238000010438 heat treatment Methods 0.000 description 17
- 238000004519 manufacturing process Methods 0.000 description 14
- 239000002689 soil Substances 0.000 description 10
- 238000001816 cooling Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008635 plant growth Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000238631 Hexapoda Species 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- ONTQJDKFANPPKK-UHFFFAOYSA-L chembl3185981 Chemical compound [Na+].[Na+].CC1=CC(C)=C(S([O-])(=O)=O)C=C1N=NC1=CC(S([O-])(=O)=O)=C(C=CC=C2)C2=C1O ONTQJDKFANPPKK-UHFFFAOYSA-L 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000012010 growth Effects 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 206010021703 Indifference Diseases 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000003967 crop rotation Methods 0.000 description 1
- 238000012364 cultivation method Methods 0.000 description 1
- 238000012136 culture method Methods 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 230000009123 feedback regulation Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000003898 horticulture Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000036413 temperature sense Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Hydroponics (AREA)
Abstract
The present invention provides a kind of culture apparatus accurately controlled for root system of plant temperature, and it includes:Cultivation bed for cultivated plant, for storing nutrient solution and the nutrition liquid pool of lower water temperature can be carried out, a water pump built in nutrition liquid pool, water pump is connected by a feed pipe with described cultivation bed, and is provided with a liquid back pipe in cultivation trench bottom, and liquid back pipe is connected with nutrition liquid pool.The temperature of nutrient solution in cultivation bed is fed by regulation, to change Root temperature, so as to provide a kind of culture apparatus for accurately controlling root system of plant temperature and the method for accurate control root system of plant temperature, to solve not carrying out root system of plant accurately in existing cultivation, uniformly temperature control and fertigation cause the defect of root system of plant temperature fluctuation.
Description
Technical field
The present invention relates to cultivation technique without soil field, accurately controlled for root system of plant temperature more particularly, to one kind
Culture apparatus and accurate control root system of plant temperature method.
Background technology
Hydroponic culture (hydroponicculture) can be described as soilless culture or Liquid cultivation again, using appropriate
Facility and medium, by the nutrient solution and air supply needed for plant in its root, thus without using the Cultivation method of soil.
The transition of modern age environment acutely, in the past on solar term and the correlation experience of meteorology, can not be effectively adapted to the weather of today,
Agricultural thus be greatly affected.Explosive population growth, and soil had using effect phase/time limit, to maintain to supply plant growth in soil
Nutrient, it is necessary to lain fallow or crop rotation, but this military order can all face the situation of food shortage all over the world.Therefore, temperature is utilized
Room cultivated plant has been increasingly becoming the key project of modern agriculture.Side in greenhouse also favorably with the original soil in ground to cultivate
Formula, can save the expense of facility.However, because the nutrient of soil is difficult control, therefore tended to use nothing in general greenhouse
Soil need to be relied on, the hydroponic culture method of the moisture and nutrient solution needed for it then by manually allocating.
Found in hydroponic culture research process, absorption and plant of the root system of plant temperature to root system of plant moisture, nutrient
Thing production has significant association, and rational Root temperature can not only promote plant growth, improve the yield of plant, and in the winter
In season plant production, the heating cost of plant production can be significantly reduced.
There is foreign study to show, in the winter time nighttime temperature be 9 DEG C and 5 DEG C, ground temperature be cultivated tomato under conditions of 25 DEG C, can
To save the energy 20% and 30% respectively, and yield will not be reduced (Vander, 2005).Because root soil is empty not with the external world
Gas is directly contacted, its heat scatter and disappear approach it is longer, thermal loss is smaller, the anniversary temperature change it is smaller.Therefore, in plant culture
In, the control of the control ratio air themperature of Root temperature becomes more important.
At present, the control method of plant culture Root temperature is mainly by the side of root system of plant region embedded ground hot line
Formula is heated, and then by connecting temperature controller, can heat ground temperature to improve Root temperature, but this mode can not actively reduce root
It is temperature, the heating uniformity is very poor, is also unfavorable for plant culture farming;The side of nutrition liquid irrigation is also heated with electrical bar in addition
Formula, this mode applies more in water culture, and heating effect preferably, but is easily caused appearance on nutrient solution denaturation, electrical bar
Perishable and accumulation incrustation scale.
A kind of root system temperature regulating device is provided in Chinese patent CN201010132166.0, is set using in outer case
The internal box of uncovered, and interbed between internal box and outer case is provided with heat-barrier material, by interbed fill it is different every
Heat and packing material control Root temperature, and using liner thermal isolation film solve internal-external temperature difference well and produce condensate and ask
Topic, to ensure the heat insulation effect of heat-barrier material.Although the patent solves the problem of electrical bar easily corrodes, but its still without
Method solves the technical problem of root system of plant cooling.
And once root system of plant temperature is higher, the root system of plant of high temperature causes root respiration to aggravate, and is unfavorable for plant
Growth.Therefore, device a kind of simple in construction, easy to use and that root system of plant temperature can be precisely controlled is designed to plough as water
The technical problem solved is badly in need of in cultivation.
The content of the invention
The present invention provides a kind of culture apparatus for accurately controlling root system of plant temperature and accurate control root system of plant temperature
Method, cause plant to solve in existing cultivation that root system of plant can not be carried out accurate uniform temperature control and fertigation
The defect of Root temperature fluctuation.
According to an aspect of the present invention there is provided a kind of culture apparatus accurately controlled for root system of plant temperature, it is special
Levy and be, it includes:Cultivation bed for cultivated plant, for storing nutrient solution and the nutrition liquid pool of lower water temperature can be carried out,
A water pump built in described nutrition liquid pool, described water pump is connected by a feed pipe with described cultivation bed, and described
Cultivation trench bottom be provided with a liquid back pipe, described liquid back pipe is connected with described nutrition liquid pool.
On the basis of such scheme preferably, described nutrition liquid pool includes pond body and the cold and hot friendship being arranged in the pond body
Pipeline is changed, described cold-hot exchanging tube Lu Yuyi constant temperature water chiller/heater is connected.
On the basis of such scheme preferably, provided with a temperature sense for obtaining solution temperature in described nutrition liquid pool
Answer device.
On the basis of such scheme preferably, a liquid level control for being used to control nutrient solution water level is additionally provided with described cultivation bed
Device processed.
On the basis of such scheme preferably, provided with a TEMP for gathering Root temperature in described cultivation bed
Device.
On the basis of such scheme preferably, it also includes a controller, and described temperature inductor and temperature sensor is obtained
Take temperature data, and send it to the controller, described controller by adjust the constant temperature water chiller/heater, water pump and
Fluid level controller, to adjust solution temperature and water level in described cultivation bed.
On the basis of such scheme preferably, described cold-hot exchanging tube road is arranged on described pond body medial surface, and in institute
The cold-hot exchanging tube road surfaces stated are provided with an antiseepage film.
On the basis of such scheme preferably, described pond body is made up of Heat Conduction Material, and described cold-hot exchanging tube road
It is arranged on described pond body lateral surface.
On the basis of such scheme preferably, described nutrition liquid pool is made around by cold-hot exchanging tube road, described
Cold-hot exchanging tube Lu Yuyi constant temperature water chiller/heater is connected.
On the basis of such scheme preferably, described constant temperature water chiller/heater by the cold and hot handset of more than two constant temperature it is in parallel and
Into.
On the basis of such scheme preferably, fixed planting pot is provided with the cultivation bed, and the fixed planting pot is installed for fixed plant
The matrix of thing root system.
Present invention also offers a kind of method of accurate control root system of plant temperature, it is characterised in that:It includes following step
Suddenly,
A1. the temperature of nutrient solution is to target temperature in the Root temperature according to needed for target cultivated plant, regulation nutrition liquid pool
Degree, obtains the nutrient solution of certain temperature;
A2. the nutrient input of acquisition is delivered in cultivation bed, to change target cultivated plant Root temperature in cultivation bed.
On the basis of such scheme preferably, when the Root temperature for needing target cultivated plant is less than room temperature, nutrition is adjusted
The temperature of nutrient solution can significantly save Root temperature and reach to the 3-5 degree for being less than Root temperature needed for target cultivated plant in liquid pool
To the desired value time.
On the basis of such scheme preferably, when the Root temperature for needing target cultivated plant is higher than room temperature, nutrition is adjusted
The temperature of nutrient solution can significantly save Root temperature and reach to the 3-5 degree for being higher than Root temperature needed for target cultivated plant in liquid pool
To the desired value time.
The application proposes a kind of culture apparatus accurately controlled for root system of plant temperature, will can carry out the battalion of temperature adjustment
Nutrient solution pond is connected with the cultivation bed for cultivated plant, changes the nutrient solution in nutrition liquid pool using the mode of heating or cooling
Temperature, then, nutrient solution is imported in cultivation bed, directly contacted with root system of plant using nutrient solution, to reach regulation plant roots
It is the purpose of temperature, to provide a kind of method of quick change Root temperature.
A kind of culture apparatus accurately controlled for root system of plant temperature of the present invention, its simple in construction, manufacturing cost is low
Honest and clean, arrangement is convenient and control is accurate, facilitates plant culture and management.With conventionally employed embedded ground hot line and torch mode of heating phase
Compare, because nutrient solution directly contacts progress heat exchange with root system, heat exchange coefficient is done, and therefore, plant can be greatly lowered
Air adds the energy consumption of cooling in thing production, while in turn ensure that the uniform of plant nutrient is supplied with stable.And the present invention is using close
The planting environment of enclosed, it is to avoid soil-borne disease insect pest influence occurred frequently in soil root heating, Root temperature and nutrient solution be dense
Spend controllability strong, production operation is convenient, is conducive to plant to carry production production energy-saving, has a extensive future.
Brief description of the drawings
Fig. 1 is used for the structural representation for the culture apparatus that root system of plant temperature is accurately controlled for a kind of of the present invention;
Fig. 2 is the structural representation of the first embodiment of the cultivation bed of the present invention;
Fig. 3 is the structural representation of second of embodiment of cultivation bed of the present invention
Fig. 4 fixes the structural representation of net for the root system of the present invention;
Fig. 5 is used for another structural representation for the culture apparatus that root system of plant temperature is accurately controlled for a kind of of the present invention
Figure;
Fig. 6 is the experimental group of the present invention and the tomato yield contrast schematic diagram of control group;;
The distribution schematic diagram of matrix and solution temperature when Fig. 7 is winter stubble tomato fine day of the invention;
The distribution schematic diagram of matrix and solution temperature when Fig. 8 is winter stubble tomato fine day of the invention;
The distribution schematic diagram of matrix and solution temperature when Fig. 9 heats tomato fine day for the winter stubble of the present invention.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Embodiment one
Refer to shown in Fig. 1, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, it includes planting
Groove 10 and nutrition liquid pool 20 are trained, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrient solution.
The nutrition liquid pool 20 of the present invention can carry out lower water temperature, to change the solution temperature in nutrition liquid pool 20, and
One water pump 21 is set in nutrition liquid pool 20, and the output end of water pump 21 is connected by a feed pipe 22 with cultivation bed 10, is cultivation bed
10 provide nutrient solution needed for plant.And a liquid back pipe 23 for being used to reclaim nutrient solution, liquid back pipe 23 are installed in the bottom of cultivation bed 10
Output end be connected to nutrition liquid pool 20.
In use, in cultivation bed 10 cultivated plant, and according to the plant and environment planted, by adjusting nutrition liquid pool
20 temperature, to adjust the solution temperature being stored in nutrition liquid pool 20, then, nutrient solution is delivered to by feed pipe 22
In cultivation bed 10, the root system of cultivated plant is set directly to be contacted with nutrient solution, on the one hand for needed for the plant cultivated provides growth
Nutrient solution, on the other hand, provides corresponding temperature, to reach its optimum growh state using the temperature of nutrient solution for root system of plant
Temperature, it is ensured that plant growth.
As shown in Figures 2 and 3, cultivation bed 10 of the invention can be strip, and by waterproof or be covered with antiseepage film 26
Foam tank or brick groove constituted, and a number of fixed planting pot 11 is uniformly arranged in cultivation bed 10, by fixed planting pot 11
Middle a certain amount of matrix 12 of installing, to cultivated plant.Coordinate and install nutrient solution in the bottom of cultivation bed 10, think that cultivated plant carries
For certain nutriment.
A kind of culture apparatus accurately controlled for root system of plant temperature of the present invention, with conventionally employed embedded ground hot line and
Torch mode of heating is compared, and because nutrient solution directly contacts progress heat exchange with root system, heat exchange coefficient is done, therefore,
Air in plant production can be greatly lowered and adds the energy consumption of cooling, while in turn ensure that the uniform of plant nutrient is supplied with stable.
Embodiment two
Refer to shown in Fig. 1 and Fig. 2, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, its
Including cultivation bed 10 and nutrition liquid pool 20, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrition
Liquid.A water pump 21 built in nutrition liquid pool 20, and the output end of water pump 21 is connected for cultivation by feed pipe 22 with cultivation bed 10
Groove 10 provides nutrient solution needed for plant, it is preferred that flow control valve 28 is provided with the feed pipe 22, to realize to nutrient solution
The control of input, prevents that nutrient solution is superfluous in cultivation bed 10, influences it to absorb.The bottom of cultivation bed 10 sets a liquid back pipe 23 and battalion
Nutrient solution pond 20 is connected, to reach the purpose for reclaiming nutrient solution.
Wherein, the nutrition liquid pool 20 in the present embodiment includes pond body 24 and the cold-hot exchanging tube road being arranged in the pond body 24
25, cold-hot exchanging tube road 25 is connected with constant temperature water chiller/heater 27.In use, by constant temperature water chiller/heater 27 to cold-hot exchanging tube road
The hot water or cold water of certain temperature are provided in 25, to change the solution temperature in pond body 24.Using constant temperature water chiller/heater 27, with
The regulation of water temperature in nutrition liquid pool 20 is realized, its is with low cost, convenient to use.
Embodiment three
Refer to shown in Fig. 1 and Fig. 2, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, its
Including cultivation bed 10 and nutrition liquid pool 20, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrition
Liquid.A water pump 21 built in nutrition liquid pool 20, and the output end of water pump 21 is connected with cultivation bed 10 provides plant for cultivation bed 10
Required nutrient solution.The bottom of cultivation bed 10 sets a liquid back pipe 23 to be connected with nutrition liquid pool 20, to reach the mesh for reclaiming nutrient solution
's.
Nutrition liquid pool 20 in the present embodiment includes pond body 24 and the cold-hot exchanging tube road 25 being arranged in the pond body 24, battalion
Nutrient solution pond 20 includes pond body 24 and the cold-hot exchanging tube road 25 that is arranged in the pond body 24, described cold-hot exchanging tube road 25 with
One constant temperature water chiller/heater 27 is connected.
Wherein, cold-hot exchanging tube road 25 is arranged on the medial surface of pond body 24, makes the water temperature in cold-hot exchanging tube road 25 straight
Connect and directly carry out temperature exchange with nutrient solution in pond body 24, to improve its heat exchange coefficient, improve its firing rate.In order to keep away
Exempt from nutrient solution and corrosion is produced to cold-hot exchanging tube, the present embodiment is provided with an antiseepage film 26 on the surface of cold-hot exchanging tube road 25, and this is prevented
The contact between nutrient solution and cold-hot exchanging tube can be separated by oozing film 26, but not influence its heat to conduct.It ensure that heat
While exchange efficiency, effectively cold-hot exchanging tube is protected not to be corroded.
Example IV
Refer to shown in Fig. 1 and Fig. 2, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, its
Including cultivation bed 10 and nutrition liquid pool 20, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrition
Liquid.A water pump 21 built in nutrition liquid pool 20, and the output end of water pump 21 is connected with cultivation bed 10 provides plant for cultivation bed 10
Required nutrient solution.The bottom of cultivation bed 10 sets a liquid back pipe 23 to be connected with nutrition liquid pool 20, to reach the mesh for reclaiming nutrient solution
's.
Nutrition liquid pool 20 in the present embodiment includes pond body 24 and the cold-hot exchanging tube road 25 being arranged in the pond body 24, battalion
Nutrient solution pond 20 includes pond body 24 and the cold-hot exchanging tube road 25 that is arranged in the pond body 24, described cold-hot exchanging tube road 25 with
One constant temperature water chiller/heater 27 is connected.
Wherein, pond body 24 is made up of Heat Conduction Material, and cold-hot exchanging tube road 25 is arranged on the lateral surface of pond body 24.Utilize
Constant temperature water chiller/heater 27 feeds hot and cold water into cold-hot exchanging tube, and the heat of hot and cold water is transferred to pond body 24 through cold water water lines
On, using pond body 24 to realize its heating or cooling to nutrient solution.
Embodiment five
Refer to shown in Fig. 1 and Fig. 2, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, its
Including cultivation bed 10 and nutrition liquid pool 20, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrition
Liquid.A water pump 21 built in nutrition liquid pool 20, and the output end of water pump 21 is connected with cultivation bed 10 provides plant for cultivation bed 10
Required nutrient solution.The bottom of cultivation bed 10 sets a liquid back pipe 23 to be connected with nutrition liquid pool 20, to reach the mesh for reclaiming nutrient solution
's.
Nutrition liquid pool 20 in the present embodiment includes pond body 24 and the cold-hot exchanging tube road 25 being arranged in the pond body 24, battalion
Nutrient solution pond 20 is made around by cold-hot exchanging tube road 25, and cold-hot exchanging tube road 25 is connected with a constant temperature water chiller/heater 27.Make
The temperature of water body is directly transferred in nutrition liquid pool 20 through cold-hot exchanging tube body in used time, cold-hot exchanging tube road 25, with realization pair
The heating or cooling of nutrient solution in nutrition liquid pool 20.Its simple in construction, processing cost is cheaper.
Embodiment six
Refer to shown in Fig. 1 and Fig. 2, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, its
Including cultivation bed 10 and nutrition liquid pool 20, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrition
Liquid.A water pump 21 built in nutrition liquid pool 20, and the output end of water pump 21 is connected with cultivation bed 10 provides plant for cultivation bed 10
Required nutrient solution.The bottom of cultivation bed 10 sets a liquid back pipe 23 to be connected with nutrition liquid pool 20, to reach the mesh for reclaiming nutrient solution
's.
Wherein, the nutrition liquid pool 20 in the present embodiment includes pond body 24 and the cold-hot exchanging tube road being arranged in the pond body 24
25, cold-hot exchanging tube road 25 is connected with constant temperature water chiller/heater 27.
The present embodiment is provided with a temperature inductor 31 in nutrition liquid pool 20, for sensing nutrient solution in nutrition liquid pool 20
Temperature, to ensure the accuracy of solution temperature in cultivation bed 10, to prevent from providing excessive temperature or cross the nutrient solution of low temperature,
So as to cause the damage to root system of plant, and a liquid level gauge 36 is set to be sought to detect in nutrition liquid pool 20 in the nutrition liquid pool 20
Nutrient solution water level.Coordinate in cultivation bed 10 provided with a temperature sensor 33 for perceiving temperature in cultivation bed 10
The present embodiment is also additionally provided with a fluid level controller 32 for being used to control nutrient solution water level, the liquid in the cultivation bed 10
The one end of level controller 32 is connected by liquid back pipe 23 with nutrient solution, and the setting flow control valve 28 on feed pipe 22.
In order to realize the intelligentized control method of the present invention, the present embodiment also includes a controller 30, temperature sensor 33, temperature
Inductor 31, fluid level controller 32, flow control valve 28, water pump 21 and constant temperature water chiller/heater 27 respectively with the electrical phase of controller 30
Even, controller 30 provides its operating voltage by a power supply 34.
In use, the control constant temperature of controller 30 water chiller/heater 27 produces the water of certain temperature, and it is delivered to cold-hot exchanging tube
It is interior, to change the solution temperature in nutrition liquid pool 20, and nutrient solution in nutrition liquid pool 20 is detected using temperature inductor 31
Temperature is sent to controller 30, and when nutrient solution reaches required temperature, control driving water pump 21 is worked, and nutrient input is sent into cultivation
In groove 10, using the temperature sensor 33 in cultivation bed 10, the temperature of root system of plant is obtained, when Root temperature is relatively low, can be led to
Cross control constant temperature water chiller/heater 27 and improve solution temperature, vice versa, to realize in its automatic intelligent control cultivation bed 10
Root temperature.So that the feedback regulation control of nutrition liquid pool 20 and Root temperature is realized, accurately to control Root temperature.
Embodiment seven
Refer to shown in Fig. 1 and Fig. 2, a kind of culture apparatus accurately controlled for root system of plant temperature of the invention, its
Including cultivation bed 10 and nutrition liquid pool 20, wherein, cultivated plant is used in cultivation bed 10, nutrition liquid pool 20 to be used to store nutrition
Liquid.A water pump 21 built in nutrition liquid pool 20, and the output end of water pump 21 is connected with cultivation bed 10 provides plant for cultivation bed 10
Required nutrient solution.The bottom of cultivation bed 10 sets a liquid back pipe 23 to be connected with nutrition liquid pool 20, to reach the mesh for reclaiming nutrient solution
's.
Wherein, the nutrition liquid pool 20 in the present embodiment includes pond body 24 and the cold-hot exchanging tube road being arranged in the pond body 24
25, cold-hot exchanging tube road 25 is connected with constant temperature water chiller/heater 27.
In order to realize that it reaches that different temperatures is continuous to nutrient solution in nutrition liquid pool 20 and cultivation implants Root temperature
Automatically control, the constant temperature water chiller/heater 27 in the present embodiment is formed in parallel by the cold and hot handset of more than two constant temperature, and will be each
The individual cold and hot handset of constant temperature is connected on a contact-making switch 35, and controller 30 is connected with contact-making switch 35.In use, can be by setting
The water temperature of fixed each circulating constant temperature water chiller/heater 27, makes Root temperature in nutrition liquid pool 20 and cultivation reach that different temperatures connects
It is continuous to automatically control, to reach the purpose for setting the heating of crop root temperature inversion curve.Concrete structure is as shown in Figure 5.
Present invention also offers a kind of method of accurate control root system of plant temperature, it is characterised in that:It includes following step
Suddenly,
A1. the temperature of nutrient solution is to target in the Root temperature according to needed for target cultivated plant, regulation nutrition liquid pool 20
Temperature, obtains the nutrient solution of certain temperature.
A2. the nutrient input of acquisition is delivered in cultivation bed 10, to change target cultivated plant root system temperature in cultivation bed 10
Degree.
In order to further shorten the temperature control time, temperature control effect is improved.When needing the Root temperature of target cultivated plant
During less than room temperature, the temperature of nutrient solution is to the 3-5 degree for being less than Root temperature needed for target cultivated plant in regulation nutrition liquid pool 20;
When the Root temperature for needing target cultivated plant is higher than room temperature, the temperature of nutrient solution is to higher than target in regulation nutrition liquid pool 20
The 3-5 degree of Root temperature needed for cultivated plant.
In order to confirm the technique effect of the present invention, tested in the scientific research greenhouse of Ningxia horticulture industry garden, this is sent out
Bright is used for the culture apparatus that root system of plant temperature is accurately controlled, and is tested for cultivated tomato.
Experimental group, uses the cultivation bed 10 of foam to increase cultivation bed 10 its heat insulating ability, in cultivation in experimental group
The fixed planting pot 11 of matrix is placed with groove 10, the insulation effect to cultivation bed implants Root temperature can have not only been realized, and
Tradition is also avoid to reduce cultivation flow using fixed process, improve cultivation efficiency, concrete structure is shown in such as Fig. 2 institutes
Show.The surrounding of pond body 24 of nutrition liquid pool 20 using titanium tube be made cold-hot exchanging tube road 25 carry out heat exchange heating, to ensure root
It is that temperature is in target temperature range.Plant 1,801 3 kinds of red red No. 1 of capital, F-189 and red crown prince respectively in cultivation bed 10
The tomato of different cultivars, and product of three kinds of different tomatoes after Root temperature control is carried out is counted respectively.
Control experiment group, uses the cultivation bed 10 of foam to increase cultivation bed 10 its gas permeability, and in cultivation bed 10
The bag containing soilless substrate equipped with matrix 12 is inside provided with to fixed root system, and is that cultivation bed 10 provides nutrient solution using nutrition liquid pool 20,
Uniquely from unlike experimental group, the solution temperature in the nutrition liquid pool 20 of control experiment group does not change.In cultivation bed
Capital red red No. 1, the tomato of 1,801 3 kinds of different cultivars of F-189 and red crown prince are planted in 10 respectively, and counts three kinds of differences respectively
Product of the tomato after Root temperature control is carried out.
The yield of harvested three kinds of different cultivars tomatoes in control experiment group and experimental group is compared, such as Fig. 6
It is shown, it can be seen that the yield for carrying out Root temperature control tomato will be apparently higher than without the temperature controlled tomato yield of root system.Cause
This, can significantly improve winter stubble tomato yield, with good promotional value by the heating of nutrition liquid pool 20.
In order to further determine that the temperature relation in Root temperature and nutrition liquid pool 20 between nutrient solution, the present invention is to winter stubble
When tomato fine day, summer stubble tomato fine day and winter stubble heating tomato fine day, solution temperature, the interior bag containing soilless substrate temperature for setting matrix 12 are entered
Row measuring study, shown in result of study Fig. 7, Fig. 8, Fig. 9.
Temperature indifference in Clear Days Summer nutrition liquid irrigation temperature and bag containing soilless substrate can be seen that by Fig. 7, Fig. 8, Fig. 9, and
When winter stubble tomato indoor temperature is higher than solution temperature, solution temperature outline is less than 1 DEG C or so of bag containing soilless substrate temperature;And in winter stubble
After the heating of tomato nutrient liquid, when room temperature will be less than solution temperature, solution temperature outline is higher than 1 DEG C or so of bag containing soilless substrate temperature.
Therefore, in the winter time using the present invention device when, it is necessary to which solution temperature in nutrition liquid pool 20 is warming up to higher than root system target
1 DEG C of temperature, to reach the purpose of accurate control Root temperature.
Because root system fixed form, liquid level, the length of cultivation bed 10 and heat-insulating property all can be to roots in cultivation bed 10
Area's temperature accurately controls stabilization time to bring certain influence, therefore, and the present invention fixes the mode of net 13 by using root system, and
The mode of temperature sensor 33, the purpose of accurate control Root temperature is reached by controlling nutrient solution circulation time.Wherein, root
The structure of the fixed net 13 of system is as shown in Figure 4.As shown in Figures 2 and 3, root system of the invention fixation net 13 can be by being installed in cultivation
Support frame 14 in training groove 10 is fixed.
The application proposes a kind of culture apparatus accurately controlled for root system of plant temperature, will can carry out the battalion of temperature adjustment
Nutrient solution pond 20 is connected with the cultivation bed 10 for cultivated plant, and the mode using heating or cooling changes in nutrition liquid pool 20
Solution temperature, then, nutrient solution is imported in cultivation bed 10, directly contacted with root system of plant using nutrient solution, to reach tune
The purpose of root system of plant temperature is saved, to provide a kind of method of quick change Root temperature.
A kind of culture apparatus accurately controlled for root system of plant temperature of the present invention, its simple in construction, manufacturing cost is low
Honest and clean, arrangement is convenient and control is accurate, facilitates plant culture and management.With conventionally employed embedded ground hot line and torch mode of heating phase
Compare, because nutrient solution directly contacts progress heat exchange with root system, heat exchange coefficient is done, and therefore, plant can be greatly lowered
Air adds the energy consumption of cooling in thing production, while in turn ensure that the uniform of plant nutrient is supplied with stable.And the present invention is using close
The planting environment of enclosed, it is to avoid soil-borne disease insect pest influence occurred frequently in soil root heating, Root temperature and nutrient solution be dense
Spend controllability strong, production operation is convenient, is conducive to plant to carry production production energy-saving, has a extensive future.
Finally, the present processes are only preferably embodiment, are not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements made etc. should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a kind of culture apparatus accurately controlled for root system of plant temperature, it is characterised in that it includes:For cultivated plant
Cultivation bed, for storing nutrient solution and the nutrition liquid pool of lower water temperature can be carried out, a water pump built in described nutrition liquid pool is described
Water pump be connected by a feed pipe with described cultivation bed, and described cultivation trench bottom be provided with a liquid back pipe, it is described
Liquid back pipe be connected with described nutrition liquid pool.
2. a kind of culture apparatus accurately controlled for root system of plant temperature as claimed in claim 1, it is characterised in that described
Nutrition liquid pool include pond body and the cold-hot exchanging tube road that is arranged in the pond body, described cold-hot exchanging tube Lu Yuyi constant temperature
Water chiller/heater is connected.
3. a kind of culture apparatus accurately controlled for root system of plant temperature as claimed in claim 2, it is characterised in that described
Provided with a temperature inductor for obtaining solution temperature in nutrition liquid pool, it is additionally provided with the cultivation bed for controlling nutrition
The fluid level controller of liquid water level and the temperature sensor for gathering Root temperature, and the culture apparatus also includes a controller,
The temperature inductor and temperature sensor obtain temperature data, and send it to the controller, and the controller passes through
The constant temperature water chiller/heater, water pump and fluid level controller are adjusted, to adjust solution temperature and water level in the cultivation bed.
4. a kind of culture apparatus accurately controlled for root system of plant temperature as claimed in claim 2, it is characterised in that described
Cold-hot exchanging tube road be arranged on described pond body medial surface, and be provided with an antiseepage film in described cold-hot exchanging tube road surfaces.
5. a kind of culture apparatus accurately controlled for root system of plant temperature as claimed in claim 2, it is characterised in that described
Pond body be made up of Heat Conduction Material, and described cold-hot exchanging tube road is arranged on described pond body lateral surface.
6. a kind of culture apparatus accurately controlled for root system of plant temperature as claimed in claim 1, it is characterised in that described
Nutrition liquid pool be to be made around by cold-hot exchanging tube road, described cold-hot exchanging tube Lu Yuyi constant temperature water chiller/heater is connected.
7. a kind of culture apparatus accurately controlled for root system of plant temperature as described in claim 2 or 5, it is characterised in that
Described constant temperature water chiller/heater is formed in parallel by the cold and hot handset of more than two constant temperature.
8. a kind of culture apparatus accurately controlled for root system of plant temperature as claimed in claim 1, it is characterised in that described
Fixed planting pot is provided with cultivation bed, and the fixed planting pot installs the matrix for fixing plant base portion.
9. a kind of method of accurate control root system of plant temperature, it is characterised in that:It comprises the following steps,
A1. the Root temperature according to needed for target cultivated plant, adjusts the temperature of nutrient solution in nutrition liquid pool to target temperature, obtains
Take the nutrient solution of certain temperature;
A2. the nutrient input of acquisition is delivered in cultivation bed, to change target cultivated plant Root temperature in cultivation bed.
10. a kind of method of accurate control root system of plant temperature as claimed in claim 9, it is characterised in that:When needing target
When the Root temperature of cultivated plant is less than room temperature, the temperature of nutrient solution is to less than needed for target cultivated plant in regulation nutrition liquid pool
The 3-5 degree of Root temperature;When the Root temperature for needing target cultivated plant is higher than room temperature, nutrient solution in regulation nutrition liquid pool
Temperature is extremely higher than the 3-5 degree of Root temperature needed for target cultivated plant.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611084369.0A CN107027404A (en) | 2016-11-30 | 2016-11-30 | A kind of culture apparatus accurately controlled for root system of plant temperature |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611084369.0A CN107027404A (en) | 2016-11-30 | 2016-11-30 | A kind of culture apparatus accurately controlled for root system of plant temperature |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107027404A true CN107027404A (en) | 2017-08-11 |
Family
ID=59530920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611084369.0A Pending CN107027404A (en) | 2016-11-30 | 2016-11-30 | A kind of culture apparatus accurately controlled for root system of plant temperature |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107027404A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109429799A (en) * | 2018-11-28 | 2019-03-08 | 杨书亭 | A kind of multidecker cultivating device |
CN109673489A (en) * | 2018-06-22 | 2019-04-26 | 中山东菱威力电器有限公司 | A kind of paddy field cultivator |
CN111788966A (en) * | 2020-07-24 | 2020-10-20 | 农业农村部规划设计研究院 | Temperature-control fertilization irrigation system |
CN115735636A (en) * | 2022-11-29 | 2023-03-07 | 浙江省农业科学院 | Plug seedling temperature control system and plug seedling system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101530057A (en) * | 2008-03-14 | 2009-09-16 | 康泉生物科技股份有限公司 | Planting system and planting method for controlling temperature of vegetable root |
CN202385598U (en) * | 2011-12-02 | 2012-08-22 | 中国农业大学 | Device for regulating plant-rhizosphere environmental temperature in artificial climate box |
CN102835277A (en) * | 2012-08-31 | 2012-12-26 | 成都天慈创意农业开发有限责任公司 | Intelligent nest-type integrated-planting greenhouse |
CN103598079A (en) * | 2013-10-25 | 2014-02-26 | 中国农业大学 | Nutrient solution cooling system and summer cooling method thereof |
CN104705181A (en) * | 2013-12-16 | 2015-06-17 | 天津众鑫蔬菜种植专业合作社 | Soilless culture system with temperature monitoring and adjusting device |
CN105993900A (en) * | 2016-07-25 | 2016-10-12 | 上海孙桥溢佳农业技术股份有限公司 | Constant-temperature nutrient solution soilless culture system |
CN206237796U (en) * | 2016-11-30 | 2017-06-13 | 农业部规划设计研究院 | A kind of culture apparatus for root system of plant temperature precise control |
-
2016
- 2016-11-30 CN CN201611084369.0A patent/CN107027404A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101530057A (en) * | 2008-03-14 | 2009-09-16 | 康泉生物科技股份有限公司 | Planting system and planting method for controlling temperature of vegetable root |
CN202385598U (en) * | 2011-12-02 | 2012-08-22 | 中国农业大学 | Device for regulating plant-rhizosphere environmental temperature in artificial climate box |
CN102835277A (en) * | 2012-08-31 | 2012-12-26 | 成都天慈创意农业开发有限责任公司 | Intelligent nest-type integrated-planting greenhouse |
CN103598079A (en) * | 2013-10-25 | 2014-02-26 | 中国农业大学 | Nutrient solution cooling system and summer cooling method thereof |
CN104705181A (en) * | 2013-12-16 | 2015-06-17 | 天津众鑫蔬菜种植专业合作社 | Soilless culture system with temperature monitoring and adjusting device |
CN105993900A (en) * | 2016-07-25 | 2016-10-12 | 上海孙桥溢佳农业技术股份有限公司 | Constant-temperature nutrient solution soilless culture system |
CN206237796U (en) * | 2016-11-30 | 2017-06-13 | 农业部规划设计研究院 | A kind of culture apparatus for root system of plant temperature precise control |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109673489A (en) * | 2018-06-22 | 2019-04-26 | 中山东菱威力电器有限公司 | A kind of paddy field cultivator |
CN109429799A (en) * | 2018-11-28 | 2019-03-08 | 杨书亭 | A kind of multidecker cultivating device |
CN111788966A (en) * | 2020-07-24 | 2020-10-20 | 农业农村部规划设计研究院 | Temperature-control fertilization irrigation system |
CN115735636A (en) * | 2022-11-29 | 2023-03-07 | 浙江省农业科学院 | Plug seedling temperature control system and plug seedling system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103918540B (en) | Domestic intelligent plant growing box | |
CN107027404A (en) | A kind of culture apparatus accurately controlled for root system of plant temperature | |
JP6369827B2 (en) | Plant cultivation method and plant cultivation apparatus | |
CN203748378U (en) | Domestic intelligent plant cultivation box | |
WO2014102553A1 (en) | Automated aeroponic plant growing system | |
JP2007252234A (en) | Method for cultivating plant and system for controlling automatic plant cultivation | |
CN206237796U (en) | A kind of culture apparatus for root system of plant temperature precise control | |
CN202112104U (en) | Breeding pond with simple heating device for warmhouse booth | |
CN202396257U (en) | Stereoscopic combined temperature and light control breeding bed | |
CN205902572U (en) | Constant temperature nutrient solution soilless culture device | |
CN210298759U (en) | Constant temperature equipment that maize seed breeding was used | |
CN207612770U (en) | A kind of seedling cultivation of rice device | |
CN108605582A (en) | Cultivate the seedbed of asparagus | |
CN202799773U (en) | Tobacco floating seedling device | |
CN206380370U (en) | A kind of intelligent flowerpot | |
CN208317635U (en) | A kind of seedbed for cultivating asparagus | |
CN209660063U (en) | A kind of greenhouse gardening cultivation is complementary to support system altogether | |
CN208113525U (en) | Rice anti-season adds generation breeding case | |
JP6503865B2 (en) | Plant cultivation equipment | |
CN210008369U (en) | Soilless culture container with adjustable temperature | |
CN204721936U (en) | Temperature control light filling seedling nursing device | |
Falah et al. | Controlled environment with artificial lighting for hydroponics production systems. | |
KR101629002B1 (en) | Heating system for controlling multi temperature for high bed cultivation | |
CN108990784A (en) | A kind of spinach soilless planting method | |
CN213784643U (en) | Temperature control device for soilless culture |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170811 |
|
RJ01 | Rejection of invention patent application after publication |