Can simulate the growth cabinet of various complicated condition
Technical field
The present invention relates to a kind of growth cabinet, but particularly a kind of manual adjustment climate parameter can be simulated the various complicated condition, like the growth cabinet of electromagnetic radiation environment, ionizing radiation environment, microgravity biological effect.
Background technology
Growth cabinet is a kind of light harvesting according to, humidification function in the cold and hot thermostatic equipment of the high accuracy of one, and it can provide a desirable artificial climate experimental situation.The growth and the tissue culture that are used for plant, the culture experiment of microorganism, the raising experiment of insect and toy, the BOD of water quality monitoring measures, the mensuration in the corrosion resistance of material and service life etc., and the experiment of the artificial climate of other purposes.The existing manual climate box generally has the function of regulating temperature, humidity and illuminance, but can't satisfy the needs for special experimental situation condition, like the demand of virtual space station and spaceship environment.Develop rapidly along with China's Aero-Space cause; Increasing scientific research requires therefore, how to satisfy the needs of more experiment weather conditions in the more more complex spatial experimental situation conditions of ground simulation; Especially special environment condition such as radiation environment just become key.
Summary of the invention
The object of the present invention is to provide a kind of growth cabinet of simulating the various complicated condition; The needs of special complicated environmental conditions such as it can satisfy in the ground simulation space station, space flight and aircraft flight provide guarantee under the varying environment condition, carrying out the space environment simulation experiment from now on.
Technical scheme of the present invention is: the present invention is by artificial climate box body (1), fluorescent lamp district (2), x-ray irradiation district (3), high-frequency electromagnetic wave emission needle (4), low frequency electromagnetic wave transmitter (5), heat-insulation layer (6), box liner (7), rotatable sample support (8), Temperature Humidity Sensor (9), observation window (10), control panel (11), relay indicating light (12), power switch (13), electric source line interface (14), artificial climate control region (15), CO
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2Sensor (16), chamber door handle (17), electromagnetic sensor (18), X ray sensor (19), fixator (20), gear drive deceleration device (21), main body rack (22), rotating shaft (23), rotation drum compositions such as (24).
Artificial climate box body (1) material is the thick stereotype of 20mm, and heat-insulation layer (6) is the thick polyurethane foam of 50mm, and both sides are that the thick stainless steel sheet material of 0.7mm presss from both sides.Observation window (10) adopts double glazing, and external fluorescent lamps capable of using is kept watch on the interior situation of experimental box in the experimentation to inner additional illumination.Electric source line interface (14) connects the 220V alternating voltage for this device.
Box liner of the present invention (7) left and right sides is provided with low frequency electromagnetic wave transmitter (5), is two 45 * 45cm
2Relative sheet flat coil, be separately fixed at apart from chamber interior wall 50mm place, produce the low frequency electromagnetic field of frequency from 100Hz to 300KHz.Box liner (7) upper left quarter; One end of next-door neighbour's low frequency electromagnetic wave transmitter (5); Being provided with high-frequency electromagnetic wave emission needle (4), the electromagnetic field of high frequency of tranmitting frequency from 0.1MHz to 300MHz, box liner (7)) scope of surface smoothness Ra is 0.4 to 1.6; Can reflect and reflect electromagnetic wave, improve the uniformity of electromagnetic radiation field.X-ray irradiation district (3) is on casing top, and the about 60mm in bottom place in fluorescent lamp district (2) is made up of the x-ray source of 6 groups of Different Dose Rates, can single or Combination Control, and the radiation dose rate scope of ionising radiation is that 0.1mGy/min is to 35Gy/min.
Artificial climate control region (15) is positioned at bottom half, to box house humiture, CO
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2Climate parameters such as concentration, intensity of illumination, electromagnetic radiation, ionising radiation are regulated and control Temperature Humidity Sensor (9), CO
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2Humiture, CO in sensor (16), electromagnetic sensor (18) and X ray sensor (19) real-time monitoring device
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2Concentration, electromagnetic radiation intensity and ionising radiation intensity are united with artificial climate control region (15) and to be carried out feedback regulation.If the box house weather conditions occur unusual, relay indicating light (12) transfers alarm condition to by normal condition.Can be under the normal condition through control panel (11) parameter that is provided with, observes and regulate the climate.
Rotatable sample support (8) is placed on box house center, and is detachable, rotating speed be 1 change/hour to 300 change/hour, support by main body rack (22), will rotate drum (24) and be fixed on the rotating shaft (23), drive the sample rotation.6 cuboid holddown grooves (20) are separately fixed at all directions of rotary barrel (24), and each cuboid holddown groove (20) is enumerated up and down by 6 movable trays and formed.Each pallet is long to be 47.5cm, and wide is 19cm, and height is 1cm, can carry 10 standard skin formula culture dishes.Cuboid holddown groove (20) is long to be 48cm, and wide is 19.5cm, and height is 6cm.Each cuboid groove can be put into 6 pallets, and each pallet can carry 10 skin formula culture dishes, once can cultivate 360 microbiological specimens in the experiment.Rack shaft is that stainless steel material constitutes, and remainder such as cuboid holddown groove (20), geometrical clamp, pallet etc. constitute by polythene material.Rotatable sample support (8) is driven by slowspeed machine, has gear drive deceleration device (21), realizes adjustableization of rotating speed, makes suffered electromagnetic radiation of sample and ionising radiation intensity even, and the simulated microgravity effect.
The invention has the advantages that: can regulate and control humiture, electromagnetic radiation and ionising radiation condition flexibly, and simultaneously by rotary sample support simulated microgravity and the hypergravity effect of adjustable-speed, thereby realization is to the simulation of various complicated condition.For carry out the experiment of space and air environment condition simulation on ground experimental facilities is provided.
Description of drawings
Fig. 1 is an internal structure front view of the present invention.
Fig. 2 is an internal structure rearview of the present invention.
Fig. 3 is an external structure front view of the present invention.
Fig. 4 is an external structure rearview of the present invention.
Fig. 5 is an external overall structural perspective of the present invention.
Fig. 6 is the front view of rotatable sample support.
Among the figure: 1 is that growth cabinet casing, 2 is that fluorescent lamp district, 3 is that x-ray irradiation district, 4 is that high-frequency electromagnetic wave emission needle, 5 is that low frequency electromagnetic wave transmitter, 6 is that heat-insulation layer, 7 is that box liner, 8 is that rotatable sample support, 9 is that Temperature Humidity Sensor, 10 is that observation window, 11 is that control panel, 12 is that relay indicating light, 13 is that power switch, 14 is that electric source line interface, 15 is that artificial climate control region, 16 is CO
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2Sensor, 17 is that chamber door handle, 18 is that electromagnetic sensor, 19 is that X ray sensor, 20 is that fixator, 21 is that gear drive deceleration device, 22 is that main body rack, 23 is that rotating shaft, 24 is to rotate drum.
The specific embodiment
The present invention is of a size of: outer cover height is 164cm, and width is 68cm, and length is 69cm.The internal diameter height is 113cm, and width is 48cm, and length is 51cm, and internal volume is 275L.
The present invention is by artificial climate box body (1), fluorescent lamp district (2), x-ray irradiation district (3), high-frequency electromagnetic wave emission needle (4), low frequency electromagnetic wave transmitter (5), heat-insulation layer (6), box liner (7), rotatable sample support (8), Temperature Humidity Sensor (9), observation window (10), control panel (11), relay indicating light (12), power switch (13), electric source line interface (14), artificial climate control region (15), CO
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2Sensor (16), chamber door handle (17), electromagnetic sensor (18), X ray sensor (19), fixator (20), gear drive deceleration device (21), main body rack (22), rotating shaft (23), rotation drum compositions such as (24).Carry out setting, observation and the adjusting of climate parameter with control panel (11).If the box house weather conditions occur unusual, relay indicating light (12) transfers alarm condition to by normal condition.
This contrive equipment is after configuring climate parameters such as certain humiture, illumination, electromagnetic radiation intensity; Coated microorganism flat board or animals and plants sample to be measured are fixed on the rotatable sample support (8) with cuboid holddown groove (20), then rotatable sample support (8) are fixed on the casing center, transfer to needed rotating speed; Make its even rotation; Close chamber door, guarantee in the growth cabinet to be an airtight environment, experimentize.
If cultivating microorganism sample; Then in each culture dish, put into detected materials, then petri diss is put into each movable tray with 2 * 5 arrangement, again 6 pallets are put into the cuboid groove successively; The cuboid groove is upward fixing at rotatable sample support (8), cultivate again.If plant or animal sample then need the cuboid groove directly fixingly, fix testing sample with the specimen holder at fixator (20) two ends, to cultivate again, the animals and plants sample size apparent motion plant of in experiment once, being cultivated is big or small and decide.