CN106020297A - Multifunctional automatic control ecological room - Google Patents
Multifunctional automatic control ecological room Download PDFInfo
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- CN106020297A CN106020297A CN201610446821.7A CN201610446821A CN106020297A CN 106020297 A CN106020297 A CN 106020297A CN 201610446821 A CN201610446821 A CN 201610446821A CN 106020297 A CN106020297 A CN 106020297A
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- Prior art keywords
- radon
- daughter
- work room
- experiment work
- concentration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
Abstract
The invention discloses a multifunctional automatic control ecological room. The multifunctional automatic control ecological room comprises a box body, a radon and radon daughter transportation and supplementation system, an exhaust gas emission control system, a radon and radon daughter concentration detection system, a temperature and humidity oxygen detection system, a temperature and humidity oxygen adjustment system, a lighting device and a control system. The multifunctional automatic control ecological room of the invention has the advantages of radon and radon daughter concentration controllability, temperature controllability, humidity controllability, oxygen concentration controllability, equipment integration, small size, mobility, quickness, solidness, high automation degree and the like, and can not only carry out verification on a radon and radon daughter detection instrument, and but also can carry out radioactive toxicology and health toxicology tests of living creatures and cells.
Description
Technical field
The present invention relates to field tests, be specifically related to a kind of multi-functional automatically control ecological chamber.
Background technology
Radon and daughter thereof refer to the damage of the human body cell caused by the radiation of radon and daughter thereof to the harm of human body
Wound.After human body inspiration contains radon and the air of daughter thereof or drinks the water containing radon and daughter thereof, lonizing radiation can be suffered
Internal radiation and be injured, after radon and daughter thereof enter human body by respiratory tract, often prolonged stay is at human body
Whole respiratory tract in, be one of major reason causing human respiratory disease.
Radon and daughter measuring instrument or device thereof need periodically to examine and determine, to guarantee that it can accurate measurement ring
Whether radon and daughter thereof in border exceed standard, and in prior art, the general radon chamber that passes through is to radon and the measurement of daughter thereof
Instrument or device carry out measurement verification.Owing to the construction requirements of radon chamber is the highest, and existing radon chamber is to radon
And the measuring instrument of daughter or device carry out measurement verification, cause the waste to equipment.And study radon pair
The harm of human body, the concentration level only detecting radon and daughter thereof is also nowhere near, it is necessary to study its radiation poison
Reason effect and sanitary toxicology effect, be developed into multifunctional ecological radon chamber radon chamber, then can be used for toy or thin
The radon of born of the same parents and daughter toxicological test thereof.
Summary of the invention
For solving above-mentioned technical problem, the goal of the invention of the present invention is that one is multi-functional and automatically controls ecological chamber,
It can realize the calibrating to various poisonous gas measurement apparatus, it is also possible to carries out biological toxicological test, also may be used
To carry out biological cell toxicological test.
For achieving the above object, the present invention provides following technical scheme:. a kind of multi-functional automatic control
Ecological chamber processed, including casing, described casing be provided with the experiment work room for placing subjects and for
The ventilated chamber that described experiment work room is aerated, the described multi-functional ecological chamber that automatically controls also includes:
Radon and the defeated complement system of daughter thereof, it include for provide the radon of radon and daughter thereof and daughter generator thereof and
Auxiliary with described for the auxiliary device of accumulation homogenizing to radon and daughter thereof, described radon and daughter generator thereof
Helping device to connect, described auxiliary device is connected with described experiment work room；
Waste gas row's Ore-controlling Role, it includes the waste gas discharge dress for discharging waste gas from described experiment work room
Putting, described exhaust emission device is connected with described experiment work room；
Radon and daughter concentration detecting system thereof, it includes for the radon in described experiment work room and daughter thereof
Concentration carries out radon and the daughter concentration detection device thereof detected, and described radon and daughter concentration thereof detect device and institute
State experiment work room to connect；
Temperature/humiditydetection detection system, it includes for detecting the temperature-detecting device of temperature in described experiment work room
With for detecting the humidity detector of humidity in described experiment work room, described temperature-detecting device and described
Humidity detector is connected with described experiment work room respectively；
Temperature and humidity regulation system, it includes for regulating the temperature-adjusting device of temperature in described experiment work room
With for regulating the humidity control apparatus of humidity in described experiment work room, described temperature-adjusting device and described
Humidity control apparatus is connected with described experiment work room respectively；
Control system, it includes acquisition module and control module, the outfan electrical connection institute of described acquisition module
Stating the input of control module, the input of described acquisition module is electrically connected described radon and daughter concentration thereof
Detection device, described temperature-detecting device and described humidity detector, the outfan of described control module
It is electrically connected described radon and daughter generator thereof, described auxiliary device, described exhaust emission device, described
Temperature-adjusting device and described humidity control apparatus.
In technique scheme, described subjects is radon and daughter detecting instrument thereof.
In technique scheme, the described multi-functional ecological chamber that automatically controls also includes for detecting described test work
Make the oxygen concentration detection device of the concentration of the oxygen in room, for regulating the oxygen in described experiment work room
The oxygen adjusting means measured and the illuminator being used for providing light for described experiment work room, described oxygen
Concentration detection apparatus electrically connects with the input of described acquisition module, and described oxygen adjusting means is controlled with described
The outfan electrical connection of molding block, is additionally provided with toy cage and/or biological cell in described experiment work room
Aseptic culture storehouse, described toy cage is equipped with feedstuff drinking device.
In technique scheme, described subjects is radon and daughter detecting instrument, toy and biology
Cell.
In technique scheme, described casing includes case body and transitional storehouse, the inner space of described case body
Constituting described experiment work room, the inner space of described case body and the inner space of described transitional storehouse are by the
One case mouth connection, the inner space of described transitional storehouse is connected by second case mouth with the external world, described first case mouth
Being provided with the first chamber door, described second case mouth is provided with the second chamber door.
In technique scheme, the described multi-functional ecology radon chamber that automatically controls includes two described casings, wherein
One casing constitutes main ecological chamber, and another casing constitutes time ecological chamber, the experiment work of described main ecological chamber
The experiment work room complement system defeated with same radon and daughter thereof of room and described ecological chamber is connected, described main ecology
The volume of the experiment work room of room is more than the volume of the experiment work room of described ecological chamber, and described main ecology
The radon of room and daughter concentration thereof are less than radon and the daughter concentration thereof of described ecological chamber.
In technique scheme, described exhaust emission device is set to extend the spiral knot of waste gas drain time
The waste gas method discharge tube of structure or S-shaped structure, is additionally provided with for adsorbing harmful in described exhaust emission pipe
The absorbent charcoal adsorber of material, described waste gas row's Ore-controlling Role also includes for logical in described experiment work room
Enter the inner space of the gas dilution passage of fresh air, described gas dilution passage and described experiment work room
Connection.
In technique scheme, described radon and daughter concentration detecting system thereof include for entering radon and daughter thereof
The alpha energy spectrum of row Concentration Testing detects device and for the radon in described experiment work room is carried out quantitative arteries and veins
Rush ionization chamber.
The present invention also provides for another one technical scheme: a kind of multi-functional test side automatically controlling ecological chamber
Method, described test method include radon and daughter test equipment calibrating operation thereof or biological viral infection test operation or and
Cell viral infection test operation；
Described radon and daughter measurement equipment calibrating operation following steps thereof:
S11, transfer to, in experiment work room, lay ready by radon to be examined and determine and daughter detecting instrument thereof；
S12, the radon and the daughter thereof that radon and daughter generator thereof are provided carry out accumulation homogenizing in auxiliary device,
After reaching to set concentration, it is rapidly introduced in experiment work room；
S13, described radon and daughter detecting instrument thereof detect the test of the radon in experiment work room and daughter thereof
Concentration, contrasts the evaluation of described test concentrations and described radon and daughter detecting instrument thereof, according to calibrating
Code, it is determined that this radon and the calibrating of daughter detecting instrument thereof are the most qualified；
Wherein, in step S11, first described radon and daughter detecting instrument thereof are transferred to transitional storehouse from the external world
In, now, transitional storehouse completely cuts off with the experiment work room of case body, and described radon and daughter detecting instrument thereof are then
By in the experiment work room transferring to case body from transitional storehouse, now, described transitional storehouse is hedged off from the outer world, institute
State transitional storehouse to connect with the experiment work room of case body；
In S11, S12 and S13, respectively by radon and daughter concentration detecting system, Temperature and Humidity
The defeated complement system of system, radon and daughter thereof and temperature and humidity regulation system described experiment work room is detected and
Regulation, supplementary employing time of radon and daughter thereof controls and automatically controls two kinds of control modes, with obtain radon and
Its daughter detecting instrument carries out the different radons needed for certificate test and daughter concentration thereof and constant radon and son thereof
Bulk concentration；
Described biological viral infection test operation comprises the steps:
S21, in experiment work room, pre-set oxygen concentration detection device, oxygen adjusting means and photograph
Bright device, is placed on mouselet to be tested in the toy cage being furnished with feedstuff drinking device, is then transferred into
In experiment work room, lay ready；
S22, the radon and the daughter thereof that radon and daughter generator thereof are provided carry out accumulation homogenizing in auxiliary device,
After reaching to set concentration, it is rapidly introduced in experiment work room；
S23, observe and record described mouselet with radon and the physiological change of daughter reconditioning thereof and survival feelings
Condition；
Wherein, in step S21, first described toy cage is transferred in transitional storehouse from the external world, now,
Transitional storehouse completely cuts off with the experiment work room of case body, and then described toy cage is transferred to case originally from transitional storehouse
In the experiment work room of body, now, described transitional storehouse is hedged off from the outer world, described transitional storehouse and the examination of case body
Test operating room's connection；
In S21, S22 and S23, respectively by radon and daughter concentration detecting system, Temperature and Humidity
System, oxygen detection device, radon and the defeated complement system of daughter, temperature and humidity regulation system, oxygen adjusting means
And described experiment work room is detected and is regulated by illuminator, radon and the supplementary employing time of daughter thereof
Control and automatically control two kinds of control modes, to obtain the different radons needed for radioactivity toxicological test and daughter thereof
Concentration and constant radon and daughter concentration thereof and the radon of accumulation and daughter reconditioning thereof.
Described cell toxicant science and engineering sequence comprises the steps:
S31, in experiment work room, pre-set oxygen concentration detection device, oxygen adjusting means and photograph
Bright device, is placed on biological cell in biological cell aseptic culture storehouse, is then transferred in experiment work room,
Lay ready；
S32, observe and record the cultivation situation of described biological cell；
Wherein, in step S31, transitional storehouse is transferred to from the external world in described biological cell aseptic culture storehouse first
In, now, transitional storehouse completely cuts off with the experiment work room of case body, and described biological cell aseptic culture storehouse is then
By in the experiment work room transferring to case body from transitional storehouse, now, described transitional storehouse is hedged off from the outer world, institute
State transitional storehouse to connect with the experiment work room of case body；
In S31 and S32, respectively by temperature/humiditydetection detection system, temperature and humidity regulation system, oxygen detection system
Experiment work room is detected and is regulated by system, oxygen regulation system and illuminator.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that
The multi-functional ecological chamber that automatically controls disclosed by the invention has radon and daughter concentration is controlled, temperature can
Control, humidity is controlled, equipment is integrated, volume is little, removable, quick, firm and automaticity is high
Feature, both can examine and determine radon and daughter detecting instrument thereof, simultaneously can be with the test of cage poison and biological cell
Aseptic culture.
Accompanying drawing explanation
Fig. 1 is the multi-functional compositional block diagram automatically controlling ecological radon chamber disclosed by the invention；
Fig. 2 is the front view of casing；
Fig. 3 is the front sectional view of casing.
Wherein, 10, casing；11, experiment work room；12, ventilated chamber；10a, case body；10b, transition
Storehouse；10c, first case mouth；10d, second case mouth；10e, the first chamber door；10f, the second chamber door；20, put
The defeated complement system of radon；30, waste gas row Ore-controlling Role；40, radon consistence detecting system；50, temperature/humiditydetection detection system；
60, temperature and humidity regulation system；70, oxygen concentration detection device；80, oxygen adjusting means；90, illumination
Device；100, control system.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.With
Lower embodiment is used for illustrating the present invention, but is not limited to the scope of the present invention.
Radon and daughter thereof in the present embodiment are radon.
Seeing Fig. 1, as shown in legend therein, one is multi-functional automatically controls ecological chamber, including:
Casing 10, casing 10 is provided with the experiment work room 11 for placing subjects and for examination
Test the ventilated chamber 12 that operating room 11 is aerated；
The defeated complement system of radon 20, it includes for providing the radon need generator of radon element and for carrying out radon all
Changing the auxiliary device of accumulation, above-mentioned radon need generator connects with above-mentioned auxiliary device, and above-mentioned auxiliary device is with upper
State experiment work room 11 to connect；
Waste gas row's Ore-controlling Role 30, it includes the waste gas discharge dress for discharging waste gas from experiment work room 11
Putting, above-mentioned exhaust emission device is connected with above-mentioned experiment work room 11；
Radon consistence detecting system 40, it includes for producing the radon in above-mentioned experiment work room 11 and decay thereof
Substrate concentration carries out the radon consistence detection device detected, above-mentioned radon consistence detection device and above-mentioned experiment work room
11 connect；
Temperature/humiditydetection detection system 50, it includes the temperature inspection for detecting temperature in above-mentioned experiment work room 11
Survey device, for detecting the humidity detector of humidity in above-mentioned experiment work room 11 and for detection
State the oxygen concentration detection device of oxygen concentration in experiment work room 11, said temperature detection device, on
State humidity detector and above-mentioned oxygen concentration detection device is connected with above-mentioned experiment work room 11 respectively；
Temperature and humidity regulation system 60, it includes that the temperature for regulating temperature in above-mentioned experiment work room 11 is adjusted
Regulating device, for regulate humidity in above-mentioned experiment work room 11 humidity control apparatus and for regulation
State the oxygen adjusting means of amount of oxygen in experiment work room 11, said temperature adjusting means, above-mentioned humidity
Adjusting means and above-mentioned oxygen adjusting means are connected with above-mentioned experiment work room 11 respectively；
Oxygen concentration detection device 70, it is for detecting the oxygen concentration in experiment work room 11, and oxygen is dense
Degree detection device 70 is connected with experiment work room 11；
Oxygen concentration adjusting device 80, it is for regulating the oxygen concentration in experiment work room 11, and oxygen is adjusted
Regulating device 80 is connected with experiment work room 11；
Illuminator 90, for providing light for experiment work room 11；
Control system 100, it includes that acquisition module and control module, the outfan of above-mentioned acquisition module are electrically connected
Connecing the input of above-mentioned control module, the input of above-mentioned acquisition module is electrically connected the detection of above-mentioned radon consistence
System 40, temperature/humiditydetection detection system 50 and above-mentioned oxygen concentration detection device 70, above-mentioned control module
Outfan is electrically connected the defeated complement system of above-mentioned radon 20, above-mentioned waste gas row's Ore-controlling Role 30, above-mentioned humiture tune
Joint system 60, above-mentioned oxygen adjusting means 80 and above-mentioned illuminator 90.
Being additionally provided with toy cage and biological cell aseptic culture storehouse in experiment work room 11, toy cage is joined
Have feedstuff drinking device.
Casing 10 includes that the inner space of case body 10a and transitional storehouse 10b, case body 10a constitutes test
Operating room 11, the inner space of case body 10a and the inner space of transitional storehouse 10b are by first case mouth 10c
Connection, the inner space of transitional storehouse 10b is connected by second case mouth 10d with the external world, first case mouth 10c peace
Equipped with the first chamber door 10e, second case mouth 10d is provided with the second chamber door 10f.
Below for the above-mentioned multi-functional test method automatically controlling ecological chamber, above-mentioned test method includes radon instrument
Examining and determine operation or cage poison the test procedure or biological cell aseptic culture operation, wherein radon and daughter thereof are as a example by radon
It is introduced,
Described radon calibration operation following steps:
S11, transfer to, in experiment work room 11, lay ready by radon detecting instrument to be examined and determine；
S12, by radon need generator provide radon in auxiliary device, carry out accumulation homogenizing, reach set concentration
After, it is rapidly introduced in experiment work room 11；
S13, radon detecting instrument detect the test concentrations of the radon in experiment work room 11, by test concentrations and
Set concentration to contrast, when difference therebetween is less than or equal to setting threshold value, then this radon detecting instrument
Assay approval, when difference therebetween is more than when setting threshold value, then the calibrating of this radon detecting instrument is defective；
Wherein, in step S11, the first chamber door 10e closes, and the second chamber door 10f opens, radon detecting instrument
First being transferred in transitional storehouse 10b from the external world, then, the second chamber door 10f closes, the first chamber door 10e
Open, radon detecting instrument then by the experiment work room transferring to case body 10a from transitional storehouse 10b,
One chamber door 10e closes；
In S11, S12 and S13, respectively by radon consistence detecting system, temperature/humiditydetection detection system, radon
Defeated complement system and temperature and humidity regulation system, oxygen concentration detection device and oxygen adjusting means are to test work
Making room 11 to detect and regulate, the supplementary employing time of radon controls and automatically controls two kinds of control modes,
The different radon consistence needed for certificate test and constant radon consistence is carried out with acquisition radon detecting instrument；
Above-mentioned cage poison the test procedure comprises the steps:
S21, mouselet to be tested is placed in the toy cage being furnished with feedstuff drinking device, then shifts
In experiment work room 11, lay ready；
S22, by radon need generator provide radon in auxiliary device, carry out accumulation homogenizing, reach set concentration
After, it is rapidly introduced in experiment work room 11；
S23, observe and record time-to-live of described mouselet；
Wherein, in step S21, the first chamber door 10e closes, and the second chamber door 10f opens, above-mentioned toy
Cage is transferred in transitional storehouse 10b from the external world, and then, the second chamber door 10f closes, and the first chamber door 10e beats
Open, toy cage by the experiment work room transferring to case body 10a from transitional storehouse 10b, the first chamber door 10e
Close；
In S21, S22 and S23, respectively by radon consistence detecting system, humiture oxygen detection system,
The defeated complement system of radon, humiture oxygen regulation system and experiment work room 11 is detected by illuminator and
Regulation, the supplementary employing time of radon controls and automatically controls two kinds of control modes, required to obtain the test of cage poison
Different radon consistence and constant radon and daughter concentration thereof；
Above-mentioned biological cell aseptic culture operation comprises the steps:
S31, biological cell is placed in biological cell aseptic culture storehouse, is then transferred into experiment work room 11
In, lay ready；
S32, observe and record the cultivation situation of biological cell；
Wherein, in step S31, the first chamber door 10e closes, and the second chamber door 10f opens, and above-mentioned states biology
Cell aseptic culture storehouse is transferred in transitional storehouse 10b from the external world, and then, the second chamber door 10f closes, the
One chamber door 10e opens, and case body 10a is transferred to from transitional storehouse 10b in above-mentioned biological cell aseptic culture storehouse
Experiment work room in, first chamber door 10e close；
In S31 and S32, respectively by humiture oxygen detection system, humiture oxygen regulation system and
Experiment work room 11 is detected and is regulated by illuminator.
In order to realize the different demands to radon high-concentration and low-concentration, the above-mentioned multi-functional ecology radon chamber that automatically controls includes two
Individual casing, one of them casing constitutes main ecological chamber, and another casing constitutes time ecological chamber, main ecological chamber
The experiment work room complement system defeated with same radon of experiment work room and time ecological chamber is connected, the test of main ecological chamber
The volume of operating room is more than the volume of the experiment work room of time ecological chamber, and the radon consistence of main ecological chamber is less than secondary
The radon consistence of ecological chamber.
In order to reduce the waste gas discharge pollution to air, above-mentioned exhaust emission device is also configured to extend waste gas
The helical structure of drain time or the waste gas method discharge tube of S-shaped structure, also set in above-mentioned exhaust emission pipe
Being equipped with the absorbent charcoal adsorber for adsorbing harmful substance, above-mentioned waste gas row's Ore-controlling Role also includes for examination
Test the gas dilution passage being passed through fresh air in operating room 11, above-mentioned gas dilution tunnel and experiment work
The inner space connection of room 11.
Above-mentioned radon consistence detecting system includes that the alpha energy spectrum for radon and daughter thereof carry out Concentration Testing surveys radon
Device and for the radon in experiment work room is carried out quantitative ionization chamber.
Box liner 1.5mm thickness import 304# corrosion resisting mirror stainless steel material, foursquare arc easy cleaning；
Outer layer quality steel plate；Transitional storehouse is above set, facilitates article turnover inside and outside casing, and be furnished with tempering, prevent
The little windowpane of bullet, transition door Guan Bi degree of tightness can regulate, integrally formed silicone rubber door seal circle.Meet and inhale
The requirements such as attached radon is few, air tight, resistance to compression, visual, antistatic.
Control system uses 2008 editions control systems of HD-3PLUS, and this system includes: ecological chamber is correlated with
Various parameters (radon consistence, temperature and humidity etc.) gather and control module；Current record and historical record
Inquire about, show and print (chart and word two ways) module；System Running Help module etc..
The radon consistence control method of ecological chamber is: the employing time controls and automatically controls the control of two kinds of supplementary radons
Mode, to obtain the different radon consistence needed for calibrating and constant radon consistence.The change width of radon amount in ecological chamber
Degree error can control within 3%.In ecological chamber the uniformity of radon amount can be controlled in ± 2.5% within.
The radon concentration monitoring method of ecological chamber is: uses radon monitoring system to be monitored, and passes through controllable device
The regulation carrying out radon and daughter concentration thereof controls, and makes the standard radon that ecological chamber keeps relative stability during operation
And daughter concentration value.Radon and daughter monitoring system thereof are made up of ionization chamber counting assembly and alpha energy spectrum instrument.Survey
Amount result is shown by the ecological chamber monitoring system run in computer, record and is stored.
Ionization chamber counting assembly uses ionization chamber and alpha energy spectrum instrument, with microcontroller as core, have survey radon and
Its daughter is highly sensitive, stable performance, can the most automatically carry out radon concentration monitoring and data process, storage,
The features such as transmission.
The radon consistence of ecological chamber uses radon monitoring system to be monitored, and carries out radon consistence by controllable device
Regulation controls, and makes the standard radon consistence value that ecological chamber keeps relative stability during detection work.
Measurement criteria: ecological chamber222Rn activity concentration scope be 200Bq/m3～
370000Bq/m3。
Magnitude tracing: the radon monitoring system ionization chamber of ecological chamber and α spectrum survey radon device composition, and above-mentioned instrument will
Being carried out radon-222 National primary standard by China National Measuring Science Research Inst. to trace to the source calibrated scale, its value is directly traceable to
Radium-226 radioactivity National primary standard.Radium-226 source is traceable to National Institute of Standards and Technology (The
National Institute of Standards and Technology, NIST) benchmark.
Ecological chamber can meet national verification code JJG825-93 " emanometer vertification regulation ", and can meet state
Family's standard GB/T14582-93 " standard method of measurement of radon in surrounding air " and national standard
Room air radon and decay constant concentration thereof are entered by GB/T18883-2002 " Indoor Air Quality standards "
The instrument of row detection, the requirement of calibration of unit.
This system can complete instantaneous, accumulation and continuously222Rn and the calibrating of decay constant measurement apparatus and school
Standard, and the needs carrying out calibration for a long time can be met.
The radon discharged in the residue radon produced in radon need and radon chamber, waste gas row's Ore-controlling Role uses activated carbon to inhale
The measures such as attached, exhaust gas dilution, prolongation drain time reduce the discharge capacity of radon waste gas, it is ensured that radon chamber efflux gas
Activity concentration level meets national standard.
The parameter of main ecological chamber casing is as follows:
Operating room's size: 1650 × 1450 × 1250mm3 (3 cubic metres)
Radon consistence scope: 200～50000Bq/m3 (adjustable)
222Rn concentration balance coefficient range: 0.3～0.8
Uncertainty: U < 5% (k=1)
Stability:
200～500Bq/m3 ± (5%～15%)
500～5000Bq/m3 ± (3%～5%)
5000～100000Bq/m3 ± (1%～2%)
Uniformity: ± 2.5%
Air-tightness: 700mmHg No leakage, uncertainty of measurement U=0.1% (k=2)
Controllable temperature: 10 DEG C～30 DEG C of precision ± 1 DEG C
Controlled humidity: 30～90% precision ± 3-5%
Box liner 1.5mm thickness import 304# corrosion resisting mirror stainless steel material, foursquare arc easy cleaning；
Outer layer quality steel plate；Transitional storehouse is above set, facilitates article turnover inside and outside casing, and be furnished with tempering, prevent
The little windowpane of bullet, transition door Guan Bi degree of tightness can regulate, integrally formed silicone rubber door seal circle.Meet and inhale
The requirements such as attached radon is few, air tight, resistance to compression, visual, antistatic.
Both sides arrange 6 gas circuit holes and 6 thief holes, and all air vent connectors are stainless steel material；Above
One transitional storehouse is set.
Inside being provided with two layers of netted rustless steel rack, upper strata is 0.4m2, and lower floor is 0.9m2；Inwall is arranged
Supply socket；Top board is provided with illuminating lamp.
Equipped with toy cage, feedstuff and drinking device, and biological cell aseptic culture storehouse.
Humidification method: electric heating Steam humidifier.
Humidification water: pure water or distilled water.
Power supply: 380V ± 38V, 50Hz, three-phase five-wire mode.
The parameter of secondary ecological chamber body is as follows:
Operating room's size: 1000 × 1000 × 1000mm3 (1 cubic metre)
Radon consistence scope: 1000～370000Bq/m3 (adjustable)
Other index is identical with main ecological chamber.
The defeated complement system of radon uses time control and the mode of two kinds of supplementary radon gas of automatic control, to obtain the difference needed for calibrating
Radon consistence and constant radon consistence.In ecological chamber, the amplitude of variation error of radon amount can control within 3%.
In radon standard chamber the uniformity of radon amount can be controlled in ± 2.5% within.
Complement system defeated to radon requires: both provides the radon of requirement to ecological chamber, also can produce with constant radon
Rate supplements radon to ecological chamber, offsets the radon decay in ecological chamber and discharge, keeps radon consistence in the given time
Constant.
Standard222Rn source of the gas
Parent nuclide: 226Ra
Quantity: 1 set
222Rn concentration range: 200～370000Bq/m3
Accuracy: < ± 4%
Stability: < 5%
Uniformity: < 3%
Emanate flow velocity: 0-10l/min
Operation temperature :-20 DEG C-+40 DEG C
Operational humidity :-0-99%
Demarcate activity: 1000kBq
Gamma-radiation dose rate: after shielding, around radiation level meets relevant national standard requirement
Connecting leg: 6.4mm (0.25 ") or 4.8mm (0.187 ") I.D.PVC pipe
With activity certificate, can trace to the source.
Control of temperature and humidity and detecting system
Temperature, humidity regulation use temperature, Temperature-controlled appliance, the temperature in energy adjusting ambient and radon chamber casing
Degree and humidity, at time inner retaining ring border temperature and humidity constant that regulation needs, all these monitoring dresses
Put the pipeline with adjusting means and container ensures to use corrosion resistant stainless steel material, to avoid high humility experiment right
The corrosion of equipment.
Humidity temperature pickup 1 overlaps
High accuracy number display thermohygrometer 1 overlaps
Certainty of measurement: temperature≤± 1 DEG C of humidity≤± 3%
Automatically measure: every 10 minutes records are once
Radon consistence controls and detecting system
Concentration in the casing of ecological chamber uses radon monitoring system automatically to detect, and provides detection number per hour
According to (high concentration can shorten to 10 minutes), and carry out the regulation of radon consistence by controllable device and control, on rule
Metastable standard radon consistence value in casing is kept in the fixed time needed.
The radon monitoring system of ecological chamber is made up of ionization chamber counting assembly and alpha energy spectrum emanometer, instrument will by
Metering scientific research institute of state carries out radon-222 National primary standard and traces to the source calibrated scale.Its value is directly traceable to radium
-226 radioactivity National primary standards.
AlphaGUARD PQ2000PRO 1 overlaps
Instrument type: using atmospheric air pulse ionization chamber；
Measurement scope: 2～2000000Bqm-3；
Sensitivity: in the case of 100Bq/m3 radon concentration, be counted as 5cpm；
Measurement cycle: actively: 1min～10min is passive: 10min～80min；
Collection and confinement of gases chamber volume: 0.56-0.62L；
Memory data output: use 10min circulation pattern to record continuously 1 month；
Working environment: air pressure 800-1050hPa (± 3hPa), temperature :-15 DEG C-+60 DEG C (± 1.5 DEG C),
Humidity: 0-99%, (± 1.5%)；
Measurement result can show meansigma methods, can automatically record the meteorologic parameters such as temperature, humidity, air pressure.
Can external sensor sum counter module, band dispatch from the factory scale certificate, can be used for long-term instrument calibration.
Measurement result can show meansigma methods, can automatically record the meteorologic parameters such as temperature, humidity, air pressure
Can external sensor sum counter module, band dispatch from the factory scale certificate, can be used for long-term instrument calibration.
Control system
This software can run in the operating system platform of current popular, and friendly interface, reality simple to operate
With.System module includes: the various parameters (radon consistence, temperature and humidity etc.) that radon chamber is relevant gather and control
Molding block；Current record and the inquiry of historical record, show and print (chart and word two ways) mould
Block；System Running Help module etc..
Use industry control cabinet, brand of computer, gather data card etc..Can store, retrieve, transmit, print,
Automatically the moment level of the relevant parameters such as radon, daughter, temperature, humidity, source flux is shown.
Fabricating yard
Room requires: 2 Room inner room areas 20-30 square metre, respectively finishing Cheng Dong exposure cell and control room face
Long-pending each half.Installing from ceiling to the sealing barrier landed between exposure cell and control room, exposure cell's door is wanted
Seek installation hermatic door.
Ventilated chamber is integrated with radon chamber.
Exposure cell and control room are respectively mounted exhaust fan, air-conditioning.
Radon gas autoalarm, upper and lower water and pond, metope ground plastic material are installed by exposure cell, it is simple to
Clean.
The processing specific requirement of radon chamber casing
Body structure, radon chamber is vertical cabinet structure, is divided into experimental work room, transitional storehouse and ventilated chamber.Casing is tied
Structure uses quality steel plate surface plastic spraying chamber door, it is simple to installs, clean and keeps in repair.Transitional storehouse is installed also on chamber door
Respectively installing Yishanmen before and after it, transitional storehouse two side is opened two circular holes and is easy to experimental implementation, and operating room uses
304# corrosion resistant plate four limit circular arc type structure, has the shelf of two layers of stainless steel silk welding in case, in case, constant temperature is permanent
Wet blood circulation, by blower fan, electric heater, vaporizer and wind deflector composition, guarantees by the mode of forced convection
The uniformity of work indoor temperature and humidity.
Refrigeration system, uses two France " Tai Kang " refrigeration unit, Germany's EBM blower fan, Denmark
DANFOSS expansion valve, vaporizer uses the finned evaporator of high-quality stainless steel tube, every unit correspondence
One vaporizer, two units take turns to operate, it is ensured that equipment can longtime running, system arrange high and low pressure table,
Superpressure, overload, the protection system such as overheated are run so that system is monitored and controlled.
Humidification system, temperature sensor uses Switzerland's SHT-11 digital temperature sensor, precision 3.5%RH.
Having good reliability, the advantage of life-span length, humidifier uses two electric heat type humidifiers, can be operated in respectively
Hot and humid and low temperature and low humidity environment.It is long that electric heat type humidifier has the life-span, to water quality requirement not advantages of higher,
Humidification complex control system uses PLC, has highly reliable, capacity of resisting disturbance strong etc. excellent
Point, has hydropenia to report to the police and water cut-off protection function.
Control system, uses up-to-date liquid crystal temperature and humidity controller, has 100 program segments, Mei Yiduan
99 hours 59 minutes, program-controlled circular flow, controller, equipped with RS232 port, was joined by PC
Close monitoring software, equipment running status is monitored, and records printing service data, on controller has
Limit report to the police, lower limit report to the police, automatically cut off during warning heating and refrigeration power supply, control element use Siemens,
The inlet member such as Fuji, domestic element all uses best brand of product, and electrothermal tube uses high-quality rustless steel electrothermal tube.
Protection system, the protection of system phase shortage, phase sequence, high-low voltage, excessive low water level protection, power-off protection,
Overtemperature prote, refrigeration unit has high voltage protective, overload protection, overtemperature protection.
It is more than the description to the embodiment of the present invention, by the described above to the disclosed embodiments, makes this
Skilled artisan is capable of or uses the present invention.To the multiple amendment of these embodiments to this area
Professional and technical personnel for will be apparent from, generic principles defined herein can without departing from
In the case of the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will not be by
It is limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase
The widest consistent scope.
Claims (9)
1. multi-functional automatically controlling an ecological chamber, including casing, described casing is provided with for placing test
The experiment work room of object and for the ventilated chamber that described experiment work room is aerated, it is characterised in that
The described multi-functional ecological chamber that automatically controls also includes:
Radon and the defeated complement system of daughter thereof, it includes radon and daughter generator thereof for providing radon and daughter thereof
With the auxiliary device for accumulation homogenizing to radon and daughter thereof, described radon and daughter generator thereof and institute
Stating auxiliary device connection, described auxiliary device is connected with described experiment work room；
Waste gas row's Ore-controlling Role, it includes the waste gas discharge dress for discharging waste gas from described experiment work room
Putting, described exhaust emission device is connected with described experiment work room；
Radon and daughter concentration detecting system thereof, it includes for the radon in described experiment work room and son thereof
Bulk concentration carries out radon and the daughter concentration detection device thereof detected, described radon and daughter concentration detection device thereof
It is connected with described experiment work room；
Temperature/humiditydetection detection system, it includes the temperature detection dress for detecting temperature in described experiment work room
Put and for detecting the humidity detector of humidity in described experiment work room, described temperature-detecting device and
Described humidity detector is connected with described experiment work room respectively；
Temperature and humidity regulation system, it includes the temperature regulation dress for regulating temperature in described experiment work room
Put and for regulating the humidity control apparatus of humidity in described experiment work room, described temperature-adjusting device and
Described humidity control apparatus is connected with described experiment work room respectively；
Control system, it includes acquisition module and control module, the outfan electrical connection of described acquisition module
The input of described control module, the input of described acquisition module is electrically connected described radon and daughter thereof
Concentration detection apparatus, described temperature-detecting device and described humidity detector, described control module
Outfan is electrically connected described radon and daughter generator, described auxiliary device, described waste gas discharge dress
Put, described temperature-adjusting device and described humidity control apparatus.
The most according to claim 1 multi-functional automatically control ecological chamber, it is characterised in that described test
Object is radon and daughter detecting instrument thereof.
The most according to claim 1 multi-functional automatically control ecological chamber, it is characterised in that described many merits
Ecological chamber can be automatically controlled and also include that the oxygen of concentration for detecting the oxygen in described experiment work room is dense
Degree detects device, for regulating the oxygen adjusting means of the amount of oxygen in described experiment work room and being used for
The illuminator of light, described oxygen concentration detection device and described collection are provided for described experiment work room
Module input electrical connection, described oxygen adjusting means with described come control module outfan electrically connect,
Described experiment work room is additionally provided with toy cage and/or biological cell aseptic culture storehouse, described toy
Cage is equipped with feedstuff drinking device.
The most according to claim 3 multi-functional automatically control ecological chamber, it is characterised in that described test
Object is radon and daughter detecting instrument, toy and biological cell.
The most according to claim 1 multi-functional automatically control ecological chamber, it is characterised in that described casing
Including case body and transitional storehouse, the inner space of described case body constitutes described experiment work room, described case
The inner space of body is connected by first case mouth with the inner space of described transitional storehouse, described transitional storehouse
Inner space is connected by second case mouth with the external world, and described first case mouth is provided with the first chamber door, and described the
Two casees mouth is provided with the second chamber door.
The most according to claim 1 multi-functional automatically control ecological chamber, it is characterised in that described many merits
Can automatically control ecological radon chamber and include two described casings, one of them casing constitutes main ecological chamber, another
Individual casing constitutes time ecological chamber, the experiment work room of described main ecological chamber and the test work of described ecological chamber
Making room complement system defeated with same radon and daughter thereof to be connected, the volume of the experiment work room of described main ecological chamber is big
In the volume of the experiment work room of described ecological chamber, and the radon of described main ecological chamber and daughter concentration little
Radon and daughter concentration thereof in described ecological chamber.
The most according to claim 1 multi-functional automatically control ecological chamber, it is characterised in that described waste gas
Tapping equipment is set to extend the waste gas method delivery pipe of the helical structure of waste gas drain time or S-shaped structure
Road, is additionally provided with the absorbent charcoal adsorber for adsorbing harmful substance, institute in described exhaust emission pipe
State waste gas row's Ore-controlling Role and also include that the gas dilution for being passed through fresh air in described experiment work room leads to
Road, described gas dilution passage connects with the inner space of described experiment work room.
The most according to claim 1 multi-functional automatically control ecological chamber, it is characterised in that described radon and
Its daughter concentration detecting system includes the alpha energy spectrum detection device for radon and daughter thereof carry out Concentration Testing
With for the radon in described experiment work room is carried out quantitative pulse ionization chamber.
9. the multi-functional test method automatically controlling ecological chamber, it is characterised in that:
Described test method include radon and daughter test equipment calibrating operation thereof or biological viral infection test operation or
With cell viral infection test operation；
Described radon and daughter measurement equipment calibrating operation following steps thereof:
S11, transfer to, in experiment work room, lay ready by radon to be examined and determine and daughter detecting instrument thereof；
S12, radon radon and daughter generator thereof provided and daughter thereof carry out accumulation all in auxiliary device
Change, after reaching to set concentration, be rapidly introduced in experiment work room；
S13, described radon and daughter detecting instrument thereof detect the test of the radon in experiment work room and daughter thereof
Concentration, contrasts the evaluation of described test concentrations and described radon and daughter detecting instrument thereof, according to inspection
Set pattern journey, it is determined that this radon and the calibrating of daughter detecting instrument thereof are the most qualified；
Wherein, in step S11, first described radon and daughter detecting instrument thereof are transferred to transition from the external world
In storehouse, now, transitional storehouse completely cuts off with the experiment work room of case body, described radon and daughter detecting instrument thereof
Then by the experiment work room transferring to case body from transitional storehouse, now, described transitional storehouse with extraneous every
Absolutely, described transitional storehouse connects with the experiment work room of case body；
In S11, S12 and S13, respectively by radon and daughter concentration detecting system, Temperature and Humidity
Described experiment work room is detected by the defeated complement system of system, radon and daughter thereof and temperature and humidity regulation system
With the supplementary employing time of regulation, radon and daughter thereof controls and automatically controls two kinds of control modes, to obtain
Radon and daughter detecting instrument thereof carry out the different radons needed for certificate test and daughter concentration thereof and constant radon and
Its daughter concentration；
Described biological viral infection test operation comprises the steps:
S21, in experiment work room, pre-set oxygen concentration detection device, oxygen adjusting means and photograph
Bright device, is placed on mouselet to be tested in the toy cage being furnished with feedstuff drinking device, then shifts
In experiment work room, lay ready；
S22, radon radon and daughter generator thereof provided and daughter thereof carry out accumulation all in auxiliary device
Change, after reaching to set concentration, be rapidly introduced in experiment work room；
S23, observe and record described mouselet with radon and the physiological change of daughter reconditioning thereof and survival feelings
Condition；
Wherein, in step S21, first described toy cage is transferred in transitional storehouse from the external world, now,
Transitional storehouse completely cuts off with the experiment work room of case body, and then described toy cage is transferred to case from transitional storehouse
In the experiment work room of body, now, described transitional storehouse is hedged off from the outer world, described transitional storehouse and case body
Experiment work room connection；
In S21, S22 and S23, respectively by radon and daughter concentration detecting system, Temperature and Humidity
System, oxygen detection device, radon and the defeated complement system of daughter thereof, temperature and humidity regulation system, oxygen regulation dress
Put and described experiment work room is detected and regulated by illuminator, radon and the supplementary employing of daughter thereof
Time control and automatically control two kinds of control modes, with obtain the different radons needed for radioactivity toxicological test and
Its daughter concentration and constant radon and daughter concentration thereof and the radon of accumulation and daughter reconditioning thereof.
Described cell toxicant science and engineering sequence comprises the steps:
S31, in experiment work room, pre-set oxygen concentration detection device, oxygen adjusting means and photograph
Bright device, is placed on biological cell in biological cell aseptic culture storehouse, is then transferred in experiment work room,
Lay ready；
S32, observe and record the cultivation situation of described biological cell；
Wherein, in step S31, transition is transferred to from the external world in described biological cell aseptic culture storehouse first
In storehouse, now, transitional storehouse completely cuts off with the experiment work room of case body, described biological cell aseptic culture storehouse
Then by the experiment work room transferring to case body from transitional storehouse, now, described transitional storehouse with extraneous every
Absolutely, described transitional storehouse connects with the experiment work room of case body；
In S31 and S32, respectively by temperature/humiditydetection detection system, temperature and humidity regulation system, oxygen detection system
Experiment work room is detected and is regulated by system, oxygen regulation system and illuminator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610446821.7A CN106020297A (en) | 2016-06-21 | 2016-06-21 | Multifunctional automatic control ecological room |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762355A (en) * | 2018-08-10 | 2018-11-06 | 黑龙江八农垦大学 | A kind of closing poultry house environment temperature-humidity detecting device and its detection method |
| CN109739081A (en) * | 2019-01-25 | 2019-05-10 | 北京戴纳实验科技有限公司 | A kind of active-mode intelligent vent cabinet system |
-
2016
- 2016-06-21 CN CN201610446821.7A patent/CN106020297A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762355A (en) * | 2018-08-10 | 2018-11-06 | 黑龙江八农垦大学 | A kind of closing poultry house environment temperature-humidity detecting device and its detection method |
| CN108762355B (en) * | 2018-08-10 | 2020-06-16 | 黑龙江八一农垦大学 | Temperature and humidity detection device for closed livestock and poultry house environment and detection method thereof |
| CN109739081A (en) * | 2019-01-25 | 2019-05-10 | 北京戴纳实验科技有限公司 | A kind of active-mode intelligent vent cabinet system |
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Application publication date: 20161012 |