CN207263717U - A kind of wheat field analog synthesis heats experimental rig - Google Patents

Abstract

It the utility model is related to a kind of field modeling synthesis and heat experimental rig, including upper, the temperature-increasing box of lower open mouth, the tank wall of temperature-increasing box is provided with water route and is heated at reflux blade unit, the water route is heated at reflux head and the tail sequential communication between blade unit (20) and is arranged along the tank wall circumferential direction of temperature-increasing box (10), the hot water inlet that piece (20) is heated at reflux positioned at the water route of head end connects with the hot water outlet for the heat exchange unit being separately set, the water return outlet connection of the hot water outlet heat exchange unit of piece (20) is heated at reflux positioned at the water route of tail end, the utility model temperature-increasing box, can really simulated atmosphere it heat, temperature-increasing box is heated at reflux sheet mode by water route and heats, the growing environment temperature that test plant can accurately be treated is controlled, improve the accuracy of test data, and it can achieve the purpose that energy saving.

Description

A kind of wheat field analog synthesis heats experimental rig

Technical field

It the utility model is related to the research engineering equipment technical field such as environment, soil moisture, specifically a kind of energy Saving, work efficiency height, occupying little space and heating stable field modeling synthesis heats experimental rig.

Background technology

With the increase of global environment greenhouse gases, environment temperature gradually increases, the inter-governmental expert of the United Nations's climate change 2007 annual report of the committee (IPCC) is pointed out：Global average temperature increased 0.56-0.92 DEG C in past 100 years, 21 generation It is estimated in discipline to rise 1.4-5.8 DEG C.Chinese land temperature will be incremented by with every 100 years 2.5 DEG C of amplitudes, nearly 50 years, China 1.11 DEG C of earth's surface temperature on average amplification, it is horizontal higher than the global same period.Winter-spring season heats amplitude and has exceeded global average temperature of the whole year increasing Width, and China experienced continuous 17 warm winters after nineteen ninety.Particularly temperature domestic in recent years increases situation, is ground to science Study carefully and bring more challenges.The growth of wheat needs suitable temperature, and the stable life for being unfavorable for wheat is sharply increased in temperature It is long.How to study heat with the growing state of wheat under hot environment be always the field problem, in the process of scientific research In, how efficiently, stably, energy conservation solve environment and soil temperature raising, application tool simplify research receive it is more next More concerns.Existing heating device, it is all simply single to heat source, or heat unstable, heating device is excessively complicated, no The influence heated to wheat can be studied well, and the test data of acquisition is not accurate enough.In view of wheat belongs to the spy of dense planting crop Different property is, it is necessary to research and develop a set of device heated specifically for wheat.It is partly closed due to common heating device on the market Heat, it is impossible to simulate real atmospheric environment well；Partial devices be it is single heat source, such as far infrared heats, blackbody lamp Heat, and resistance wire heats, due to being that the time of infertility heats or stage heats for a long time, energy consumption is excessive, and heats not equal enough It is even, it is impossible to slowly to heat；Almost all of heating device is all that device individual heats, due to the limitation of itself of temperature control device, It cannot be guaranteed that the increased homogeneity of temperature between different device；Single electric heating and solar heating source, can be prevented with closed management The only outdoor insecurity for heating electricity consumption.External imported product price is high, can not large area at home popularization, therefore drop The low popularity rate of product, while in terms of the maintenance of product, be also not easy to management and asked with what manufacturer consulted to produce in use Topic.

Utility model content

In view of the problems of the existing technology the purpose of this utility model is, there is provided a kind of field modeling synthesis heats experiment Device, the growing environment temperature that can accurately treat test plant are controlled, and improve the accuracy of test data, and can reach To energy saving purpose.

To achieve the above object, the technical solution of this combining structure utility model use is：

Field modeling, which integrates, heats experimental rig, including upper and lower open temperature-increasing box, on the madial wall of the temperature-increasing box Blade unit is heated at reflux equipped with water route, and the water route is heated at reflux blade unit head and the tail and is linked in sequence and along the tank wall week of temperature-increasing box Arranged to direction, be heated at reflux the hot water inlet of piece positioned at the water route of head end connects with the hot water outlet for the heat exchange unit being separately set It is logical, the water return outlet connection of the hot water outlet heat exchange unit of piece is heated at reflux positioned at the water route of tail end.

The also existing supplementary features of the utility model are：

The temperature-increasing box includes bottom tank wall made of transparent material, and the water route, which is heated at reflux blade unit, includes heat exchange wing Piece, it is described to be heated at reflux the detachable lower end for being arranged on bottom tank wall of blade unit, it is advisable away from bottom of box height 50cm.

Adjacent water route is connected between being heated at reflux piece by connection flexible pipe.

The both ends for the heat exchange fin that the adjacent water route is heated at reflux blade unit set plug and intubation, adjacent water route respectively Mating formed between the plug of piece and intubation is heated at reflux to be tightly connected；The plug and heat exchanger tube, intubation and heat exchanger tube Between at least one using flexible piece connect.

The tank wall of each side of temperature-increasing box is connected to the elevator chamber above the tank wall of bottom including bottom tank wall and split Wall, is both provided with the crossbeam that blade unit is heated at reflux for fixing water route, the horizontal stroke on the bottom tank wall of each side The both ends rotary type of beam is arranged on the vertical frame of temperature-increasing box, and the rotation of the crossbeam drives the bottom of each side of temperature-increasing box Portion's tank wall upset.

The heat exchange fin above-below direction that the water route is heated at reflux piece has protruded out two groups of lacing films, the L-shaped platy structure, Opening corresponding with lacing film is provided with the crossbeam, two groups of lacing films are protruded out in opening.

The upper end of the tank wall is provided with lifting tank wall, and the lifting tank wall is connected with height adjustment mechanism, and height is adjusted Mechanism is used for adjusting lifting tank wall and moves up and down.

The upper end of the lifting tank wall is provided with height sensor, the test side level of the height sensor and and plant Canopy top elemental height it is concordant, when the height sensor senses that the canopy top of plant is higher by height because growing naturally When spending the test side height of sensor, the height sensor is used for the control that the data of collection are sent to height adjustment mechanism Unit, described control unit lift test side and the plant of the paramount degree sensor of tank wall by controlling height adjustment mechanism to be used for The canopy of thing highly flushes in real time, and the bottom of the lifting tank wall is consistently lower than the top of bottom tank wall.

The edge of the lifting tank wall and tank wall is arranged on rectangular frame, and four frames of the rectangular frame are Two-part structure, is articulated and connected between the frame of rectangular frame, is articulated and connected between the two-part frame of rectangular frame.

The hot water outlet of blade unit is heated at reflux positioned at the water route of tail end to connect with the water inlet of return tank, the return tank Water outlet connected by water pump with one of water inlet of solar thermal collector, the solar thermal collector it is another enter water Mouth is connected with water storage box, and the water outlet of the solar thermal collector is connected with heating the water inlet of mixed water tank, described to heat mixed water Heat control unit is equipped with case, the heat control unit is used to adjust the leaving water temperature for heating mixed water tank.

The tank wall upper end of the temperature-increasing box is equipped with temperature sensor, and the temperature sensor is used to detect inside and outside temperature-increasing box Ambient temperature differences；When the temperature difference of detection is less than fiducial temperature value, the heat control unit starts heating；When the temperature of detection When degree difference is equal to fiducial temperature value, the heat control unit stops heating；When the temperature difference of the detection is more than fiducial temperature During value, the heat control unit stops heating, the starting mode of pump of water storage box, and the cold water of water storage box is added and heats mixed water by water pump Case, and connected on the top for heating mixed water tank equipped with refluxing opening with water storage box.

Compared with prior art, the technique effect that the utility model possesses is：

1st, this experimental rig can combine electrical heating and solar energy heating well, so that effectively realize the control to temperature, And it can also achieve the purpose that energy saving；

2nd, the present apparatus is heated using hot-water heating, is heated stable and uniform；

3rd, the temperature-increasing box of the present apparatus is heated using open type, can really simulated atmosphere be heated；

4th, present apparatus small volume, the development for facilitating field plot trial to study；

5th, the present apparatus ensure that the uniformity of different temperature-increasing box temperature using uniquely integrated system is heated；It can also set at the same time Put difference and heat gradient, increase the diversification of experiment.

6th, present apparatus temperature-increasing system can closed management, prevent that field electric wire is excessive, cause security risk.

Brief description of the drawings

Fig. 1 is the planar structure schematic diagram that field modeling synthesis heats experimental rig；

Fig. 2 is the system temperature regulation and control cell schematics that field modeling synthesis heats experimental rig；

Fig. 3 is the temperature-increasing box structure diagram that field modeling synthesis heats experimental rig；

Fig. 4 is the attachment structure schematic diagram of multiple temperature-increasing boxes；

Fig. 5 is the structure diagram that water route is heated at reflux blade unit interconnection；

Fig. 6 is the front view of temperature-increasing box；

Fig. 7 to Fig. 9 is that water route is heated at reflux blade unit and three kinds of views of crossbeam installation；

Figure 10 and Figure 11 is the two states structure diagram of frame.

Embodiment

With reference to Fig. 1 to Figure 11, the utility model is further described：

Field modeling synthesis heats experimental rig, including temperature-increasing box 10, and temperature-increasing box 10 presents lower open mouth shape arrangement, temperature-increasing box 10 tank wall is provided with water route and is heated at reflux blade unit 20, and water route is heated at reflux 20 head and the tail of blade unit and is linked in sequence and along heating Circumferential direction arrangement below the tank wall of case 10, hot water inlet and the heat exchange unit of blade unit 20 are heated at reflux positioned at the water route of head end Hot water outlet connection, be heated at reflux positioned at the water route of tail end blade unit 20 hot water outlet heat exchange unit water return outlet connection.

Above-mentioned water route is heated at reflux blade unit 20 and can be arranged at intervals two layers along the tank wall vertical direction of temperature-increasing box 10, can Strengthen the increase the temperature efficiency to temperature-increasing box 10, and can in a short time realize and air in temperature-increasing box 10 is heated.

The present embodiment temperature-increasing box 10 is upper and lower uncovered structure, is enclosed equipped with nature growing plants inside it, can real mould Intend atmospheric heating, the water route in temperature-increasing box is heated at reflux the structure that piece uses modular head and the tail to be linked in sequence, and using removable Connection mode is unloaded, the water route that can be adjusted in real time under various seasons in temperature-increasing box is heated at reflux piece quantity, so as to be easy to control Temperature-increasing box internal and external environment temperature difference processed, so as to improve the accuracy of growth test data of the plant under simulated environment.

As the preferred solution of the utility model, temperature-increasing box 10 includes tank wall made of transparent material, preferable acrylic Material, because acrylic material not only good transmittance, but also corrosion-resistant, does not influence the normal illumination of wheat.

Water route, which is heated at reflux blade unit 20, includes hollow heat exchange fin 21, when hot water is heated at reflux blade unit 20 from the water route When interior hollow chamber is flowed through, the environment temperature in lift tank body that can stablize, so as to reach default babinet internal and external environment temperature Degree is poor.

Adjacent water route can directly be connected between being heated at reflux blade unit 20 by connection flexible pipe 23, can also go back to water route The both ends for flowing the heat exchange fin 21 of heater chip module 20 set plug 211 and intubation 212 respectively, and adjacent water route is heated at reflux piece list Mating formed is tightly connected between the plug 211 and intubation of member 20；Plug 211 and heat exchange fin 21, intubation 212 and heat exchange At least one is connected using flexible piece between fin 21, so as to facilitate heater chip module attended operation.

As shown in the figure, the tank wall of 10 each side of temperature-increasing box includes bottom tank wall 11 and split is connected to above the tank wall of bottom Lifting tank wall 12, for convenience realize water route is heated at reflux maintenance of blade unit 20 etc. operation, the bottom box of each side The crossbeam 30 that blade unit 20 is heated at reflux for fixing water route is both provided with wall, the both ends of crossbeam 30 are rotatably connected on temperature-increasing box On vertical frame between 10 liang of tank walls, the rotation of crossbeam 30 drives the bottom tank wall of each side of temperature-increasing box 10 turned-out Turn, be turned to outside so that being provided with water route and being heated at reflux the tank wall face of blade unit 20, outside the enclosure can flow back water route The operations such as the maintenance of heater chip module 20, replacement.

As shown in the figure, can set rotation stop pin 31 on crossbeam 30, rotation stop pin is plugged in the through hole of temperature-increasing box 10 to its tank wall It is fixed.Preferably, rotation stop pin 31 protrudes out one end of crossbeam 30, the end that protrudes out of rotation stop pin 31 is provided with locating ring, Support spring 33 is provided between locating ring and crossbeam 30, rotation stop pin 31 is protruded out into through hole using the elastic force of support spring 33 It is interior, form the fixation to tank wall；Certainly when running into strong wind when bad weather in order to effectively protect temperature-increasing box 10 fix stabilization Property, bottom tank wall can also be not added with positioning pin temporarily, can since water route is heated at reflux the lower end that blade unit 20 is located at bottom tank wall To be swung by dead weight, strong wind is allowed by avoiding temperature-increasing box from being blown down.

With reference to shown in Fig. 6, the installation for being heated at reflux blade unit 20 to water route for convenience of realization is fixed, and water route is heated at reflux piece 22 above-below direction of heat exchange fin of unit 20 has protruded out two groups of lacing films 24, L-shaped platy structure, is provided with crossbeam 30 and lacing film 24 corresponding openings 32, two groups of lacing films 24 are protruded out in opening 32；

Two groups of lacing films 24 that water route at this is heated at reflux blade unit 20 are protruded out in opening 32, and reflux adds in water route Under the action of 20 self gravitation of backing so that two groups of lacing films 24 are hung in opening 32, so that extremely convenient realize goes back to water route The installation of stream heating plate 20 is fixed, when needing to overhaul or replacing, by overturning tank wall, it is only necessary to by two groups of lacing films 24 from opening Extraction in mouth 32, you can water route is heated at reflux blade unit 20 and is disassembled.

Utility model people, which studies, to be found, if 11 top of tank wall of temperature-increasing box 10 is too high or too low with respect to plant canopy top, There are considerable influence, and the totally unfavorable temperature control in whole temperature-increasing box 10 to air circulation, error of test data is produced Raw considerable influence, and in the case that temperature-increasing box tip height is higher than 25 ± 5cm of canopy height of wheat, it is preferable to heat effect；

In this regard, the height by adjusting lifting tank wall 12, so that the tip height of lifting tank wall 12 is higher than wheat 25 ± 5cm of canopy height, it is ensured that heat effect.

The jacking conditions of the utility model temperature-increasing box 10 can manually mechanical adjustment, automatic sensing liter can also be passed through The modes such as drop are adjusted.When being adjusted using manual mode physics, it can specifically pass through the work on the lifting tank wall 12 of temperature-increasing box 10 Dynamic connection adjusting nut, the lower end of lifting tank wall 12 are provided with adjusting bolt, adjusting bolt and adjusting nut thread fitting, pass through Adjusting nut is screwed, realizes the adjustment to lifting 12 height of tank wall.When being adjusted using automatic sensing, it is preferable that, lifting Tank wall 12 sets height sensor 13 away from 25 ± 5cm positions below the end of top, can be specifically far-infrared sensor, height passes The test side of sensor 13 is horizontal, and under original state, the test side height of height sensor 13 is initially high with the canopy top of plant Degree is concordant, when the height sensor 13 senses the inspection of the canopy top of plant because being higher by height sensor 13 growth naturally When surveying end height, the data of collection are sent to the control unit (microcontroller) of height adjustment mechanism, monolithic by height sensor 13 Machine is after data analysis, output order, control height adjustment mechanism lifting lifting tank wall 12 to the test side of height sensor 13 Real-time with the canopy of plant highly flushes, and the bottom for lifting tank wall 12 is consistently lower than the top of bottom tank wall, in other words It can should remain that the top of temperature-increasing box tank wall is higher by 25 ± 5cm of plant canopy from dynamic device by existing.The height Adjusting mechanism can also carry out the adjustment of height to realize by the existing elevating mechanism such as stepper motor to it, so as to fulfill to rising The adjustment of 12 height of tank wall is dropped, and stepper motor is controlled by microcontroller, microcontroller by receiving the data of height sensor 13, And by comparing, export signal, start and stop stepper motor.Since microcontroller is controlled using this area routine techniques hand Section, no longer describes herein.

To further improve the transport of the device and install convenient degree, with reference to shown in Figure 10 and Figure 11, lift tank wall 12 and The edge of the tank wall of bottom tank wall 11 is arranged on rectangular frame 14, and four frames of rectangular frame 14 are two-part knot Structure, is articulated and connected between the frame of rectangular frame 14, is articulated and connected between the two-part frame of rectangular frame 14；

Rectangular frame 14 at this is made of stainless steel, not only antirust, it can be ensured that to the other structures of device Support strength, hingedly connects between the two-part frame of the rectangular frame 14 at this, and hinged between the frame of rectangular frame 14 Connection, so that in transport, can fold up the rectangular frame 14, so as to reduce what is taken during the rectangular frame 14 transport Space, when transport is to experimental plot, which is fixed on experiment ground, by bottom tank wall 11 and lifting tank wall 12 It is separately fixed on rectangular frame 14, and by other auxiliary devices on the device, very convenient installation and transport.

As shown in the figure, specifically, it is heated at reflux the hot water inlet of blade unit 20 positioned at the water route of head end and heats mixed water tank 50 water outlet connection, the water inlet of the hot water outlet and return tank 70 that are heated at reflux blade unit 20 positioned at the water route of tail end connect Logical, the water outlet of the return tank 70 is connected by water pump 60 with one of water inlet of solar thermal collector 40, it is described too Another water inlet of positive energy heat collector 40 is connected with water storage box 51 by water pump, and the water outlet of solar thermal collector 40 is mixed with heating The water inlet connection of water tank 50, described heat in mixed water tank 50 are equipped with heat control unit 41, and the heat control unit 41 is used The leaving water temperature of mixed water tank 50 is heated in adjusting.

And heat control unit can also use manual control or intelligent control；During manual control, divide inside and outside temperature-increasing box The other continuous recorder of set temperature, judges to be whether to need to be added to recirculated water by reading the temperature difference of moisture recorder Heat or cooling.And when using artificial intelligence control, temperature sensor 80, the temperature can be equipped with the tank wall upper end of temperature-increasing box 10 Sensor is used to detect the ambient temperature differences inside and outside temperature-increasing box 10 automatically, and temperature difference is fed back to the monolithic of heat control unit Machine；When the temperature difference of detection is less than fiducial temperature value, heat control unit 4 is started by microcontroller and is heated, until temperature difference Stop when poor equal to preset temperature；When the temperature difference of detection is equal to fiducial temperature value, microcontroller control heat control unit 41 Stop heating；When the temperature difference of the detection is more than fiducial temperature value, microcontroller control heat control unit 41 stops heating, The cold water of water storage box 51 is added and heated in mixed water tank 50 by the starting mode of pump of water storage box 51 at the same time, water pump, and it is described heat it is mixed The top of water tank 50 is connected equipped with refluxing opening with water storage box 51, by reducing the water temperature in temperature-increasing box to control temperature difference.Intelligence Control is realized using prior art means, then this is no longer described.

To obtain the wheat growth data under different temperatures, with reference to shown in Fig. 3,10 parallel interval of temperature-increasing box is provided with more A, the water outlet for heating mixed water tank 50 is heated at reflux the hot water inlet of blade unit 20 with water route by connecting line and connects, and is connected Solenoid valve 25 is provided with pipeline.

The water route imported in different temperature-increasing boxes 10 is controlled to be heated at reflux by the solenoid valve 25 set on connecting line The hot water amount of piece 20, so that the control to the temperature in different temperature-increasing boxes 10 is effectively realized, it is small under different temperatures to obtain The creation data of wheat.

It should be noted that above example is only to illustrate the technical solution of the utility model, it is rather than its limitations, most Pipe is with reference to the foregoing embodiments described in detail the utility model, it will be understood by those of ordinary skill in the art that：Its It can still modify to the technical solution described in foregoing embodiments, or which part technical characteristic is equal Replace, and these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technical side The spirit and scope of case.

Claims (10)

1. field modeling synthesis heats experimental rig, it is characterised in that：It is described to heat including upper and lower open temperature-increasing box (10) The madial wall of case (10) is heated at reflux blade unit (20) equipped with water route, and head and the tail are suitable between the water route is heated at reflux blade unit (20) Sequence is connected and arranged along the tank wall circumferential direction of temperature-increasing box (10), and the heat of blade unit (20) is heated at reflux positioned at the water route of head end Water inlet is connected with the hot water outlet for the heat exchange unit being separately set, and the heat of blade unit (20) is heated at reflux positioned at the water route of tail end The water return outlet connection of water out heat exchange unit.

2. field modeling synthesis according to claim 1 heats experimental rig, it is characterised in that：Temperature-increasing box (10) bag Bottom tank wall (11) is included, the water route, which is heated at reflux blade unit (20), includes hollow heat exchange fin (21), described to be heated at reflux The detachable lower end for being arranged on bottom tank wall (11) of blade unit (20).

3. field modeling synthesis according to claim 1 heats experimental rig, it is characterised in that：Adjacent water route is heated at reflux Connected between blade unit (20) by connection flexible pipe (23).

4. field modeling synthesis according to claim 2 heats experimental rig, it is characterised in that：The adjacent water route reflux The both ends of the heat exchange fin (21) of heater chip module (20) set plug (211) and intubation (212) respectively, and adjacent water route reflux adds Mating formed is tightly connected between the plug (211) and intubation of backing unit (20)；The plug (211) and heat exchange fin (21), at least one is connected using flexible piece between intubation (212) and heat exchange fin (21).

5. the field modeling synthesis according to claim 1 or 4 heats experimental rig, it is characterised in that：The temperature-increasing box (10) tank wall of each side includes bottom tank wall (11) and split is connected to lifting tank wall (12) above the tank wall of bottom, described Each side bottom tank wall (11) on be both provided with for fixing the crossbeam (30) that water route is heated at reflux blade unit (20), institute The both ends rotary type for stating crossbeam (30) is arranged on the vertical frame of temperature-increasing box (10), and the rotation of the crossbeam (30), which drives, to be heated The bottom tank wall (11) of each side of case (10) flips outward.

6. field modeling synthesis according to claim 5 heats experimental rig, it is characterised in that：The water route is heated at reflux Heat exchange fin (21) above-below direction of blade unit (20) has protruded out two groups of lacing films (24), L-shaped platy structure, the crossbeam (30) On be provided with opening (32) corresponding with lacing film (24), it is interior that two groups of lacing films (24) protrude out to opening (32).

7. field modeling synthesis according to claim 5 heats experimental rig, it is characterised in that：The lifting tank wall (12) It is connected with height adjustment mechanism, the height adjustment mechanism is used for adjusting lifting tank wall (12) and moves up and down.

8. field modeling synthesis according to claim 7 heats experimental rig, it is characterised in that：The lifting tank wall (12) Upper end be provided with height sensor (13), the test side of the height sensor (13) it is horizontal and with the canopy top of plant at the beginning of Begin highly concordant.

9. field modeling synthesis according to claim 1 heats experimental rig, it is characterised in that：Returned positioned at the water route of head end The hot water inlet of stream heater chip module (20) connects with the water outlet for heating mixed water tank (50) in heat exchange unit, positioned at tail end The hot water outlet that water route is heated at reflux blade unit (20) is connected with the water inlet of return tank (70), the water outlet of the return tank (70) Mouthful connected by water pump (60) with one of water inlet of solar thermal collector (40), the solar thermal collector (40) it is another One water inlet is connected with water storage box (51), the water outlet of the solar thermal collector (40) and the water inlet for heating mixed water tank (50) Connection, described heat are equipped with heat control unit (41) in mixed water tank (50), the heat control unit (41), which is used to adjust, to be increased The leaving water temperature of warm mixed water tank (50).

10. field modeling synthesis according to claim 9 heats experimental rig, it is characterised in that the temperature-increasing box (10) Tank wall upper end be equipped with temperature sensor (80), the temperature sensor is used to detect the environment temperature inside and outside temperature-increasing box (10) Difference.