CN106039336B - Multifunction constant temperature constant humidity cabinet - Google Patents
Multifunction constant temperature constant humidity cabinet Download PDFInfo
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- CN106039336B CN106039336B CN201610640112.2A CN201610640112A CN106039336B CN 106039336 B CN106039336 B CN 106039336B CN 201610640112 A CN201610640112 A CN 201610640112A CN 106039336 B CN106039336 B CN 106039336B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/0005—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts
- A61L2/0011—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts using physical methods
- A61L2/0023—Heat
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/0005—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts
- A61L2/0082—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor for pharmaceuticals, biologicals or living parts using chemical substances
- A61L2/0094—Gaseous substances
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/04—Filters; Permeable or porous membranes or plates, e.g. dialysis
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/20—Degassing; Venting; Bubble traps
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M31/00—Means for providing, directing, scattering or concentrating light
- C12M31/10—Means for providing, directing, scattering or concentrating light by light emitting elements located inside the reactor, e.g. LED or OLED
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/06—Means for regulation, monitoring, measurement or control, e.g. flow regulation of illumination
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/30—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration
- C12M41/34—Means for regulation, monitoring, measurement or control, e.g. flow regulation of concentration of gas
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/48—Automatic or computerized control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/12—Apparatus for isolating biocidal substances from the environment
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/21—Pharmaceuticals, e.g. medicaments, artificial body parts
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Abstract
The present invention provides a kind of multifunction constant temperature constant humidity cabinet, if including cabinet, chamber door, heating device, humidifier, refrigerating plant, gas device, pressure sensor, dry temperature sensor, several humidity sensors, several baking pan framves and PLC controller.Multifunction constant temperature constant humidity cabinet provided by the invention, it can be used in dry, intermittent sterilization, the sterilization of constant temperature and humidity accelerated test, microculture, study on the stability, microculture, gas, system is independent between each function can mutually realize again, the device integrates multi-functional, it solves the problems, such as diversification, is suitble to industrial application.
Description
Technical field
The present invention relates to sterilizing installation technical fields, particularly belong to a kind of multifunction constant temperature constant humidity cabinet.
Background technique
In Chinese medicine preparation process, the sterilization to Chinese medicine, medicinal powder and medicine materical crude slice is a technical problem.Existing sterilizing is set
Standby includes Electric heat oven, thermosphere streaming hot air sterilization machine, radiant type hot air sterilization machine, moist heat sterilization equipment, pressure sterilizing cabinet, water
Bath sterilizer, ozone sterilizer, autoclave sterilizer, quick cooling sterilizing device, rotary water-bath sterilizer, filtration sterilization
Equipment or gaseous sterilization equipment etc..It is gone out according to sterilization technology used by existing equipment with hot air sterilization, moist heat sterilization, radiation
Based on bacterium and oxidizing gas (such as ozone, ethylene oxide) sterilizing, hot air sterilization may cause the decline of medicinal material content, influence medicine
Effect；Moist heat sterilization may cause medicinal material and be cooked, and also result in content decline, or even the variation of pharmacological property occur；Oxidizing gas goes out
Bacterium may cause medicinal material and be oxidized denaturation, influence drug effect；Irradiation sterilization studies deficiency at present, still without being widely accepted.These
Sterilization method or the effective component for destroying drug, affect the treatment；Or energy consumption is high, the time is long, influences economic benefit.Disinfecting action was both
Microorganism is removed or kills, it is necessary when guaranteeing quality stability, therapeutic effect and the drug safety of drug again, therefore sterilizing
The effective sterilizing methods of the comprehensive selections such as property, dosage form in conjunction with drug reasonably use sterilization technology.New sterilizing installation
Demand, for improving sterilization method.
Existing constant temperature humidity chamber is for detecting the material equipment of performance and test a variety of materials under circumstances
Heat-resisting, cold-resistant, resistance to dry, moisture resistance properties.Constant temperature humidity chamber is made of temperature adjustment (heating, refrigeration) and humidification two parts.Pass through
It is mounted on the rotary fan of cabinet inner top, cabinet is discharged the air into and realizes gas circulation, the intracorporal epidemic disaster of tandem-driving bogie, by
The data of temperature and relative humidity acquisition built in cabinet, reach epidemic disaster controller (miniature information processor) and carry out Editorial Services
Reason assigns conditioning instruction, passes through the common completion of heating evaporation unit in air-heating unit, condenser pipe and sink.
One kind is tested for microculture and breeding, and its feature is since airflow circulating is bad, and temperature and humidity fluctuation is big, uniformly
Property is poor, and cannot build low-humidity environment condition.Another kind of is high low temperature cycles test case, it can build temperature -20
DEG C to 150 DEG C, humidity the larger temperature/humidity range of 30%-98% environmental condition, before being mainly used for a variety of materials performance test
The work of internal moisture state adjustment balance.
Existing baking oven, mainly xeothermic baking oven, general temperature range at 150 degrees Celsius hereinafter, reach as high as 300 DEG C,
It is mainly used for drying or the hot air sterilization of material.
Existing climatic chamber, baking oven/thermosphere streaming hot air sterilization machine, moist heat sterilization equipment, pressure sterilizing cabinet, ozone
The working method of sterilizer or gaseous sterilization equipment etc. is relatively simple, in the needs in pharmacy market and changing for sterilization method
Into the promotion of the microbial limit of pharmaceutical market has very big obstruction at present.A kind of new Multifunctional disinfecting case is researched and developed,
It is extremely urgent.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of multifunction constant temperature constant humidity cabinet, can not only effective sterilizing, also
It is able to achieve the functions such as drying, hot air sterilization, intermittent sterilization, study on the stability, microculture, gas sterilization.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of multifunction constant temperature constant humidity cabinet, including case
If if body, chamber door, heating device, humidifier, refrigerating plant, gas device, dry temperature sensor, several humidity sensors,
Dry baking pan frame and PLC controller；The gas device includes air inlet, exhaust outlet, air inlet, respirator, the first blower and
Two blowers；The air inlet is set to the bottom of box, and air inlet one end is connected by the first solenoid valve with cabinet, and air inlet is another
One triple valve of end installation, triple valve are connected with the first filter device and vacuum equipment；The air inlet is set to the bottom of box,
Described air inlet one end is connected by the first blower with cabinet, and the other end is connected with the second filter device；The exhaust outlet setting
In top of the box, described exhaust outlet one end is connected by the second blower with cabinet, and the other end is connected with check-valves；The respirator
It is connect by second solenoid valve with cabinet；The temperature sensor, baking pan frame and humidity sensor are arranged in box inside；It is described
Temperature sensor is connected with heating device and refrigerating plant；The humidity sensor is connected with humidifier；The heating dress
It sets, temperature sensor, humidifier, humidity sensor, refrigerating plant, the first solenoid valve, second solenoid valve, the first blower,
Two blowers are connected with PLC controller；The PLC controller is arranged on chamber door.
The heating device includes heater and several heating sheet/pipes, and the heater is arranged in the bottom of box or side,
The heating sheet/pipe is arranged in box inside.Heat source in the heating device can be electricity, steam, hot water, in conduction oil
It is one or more.
The humidifier includes humidifier and several wet air ducts, and the wet air duct is equipped with several moisture holes, described to add
In the bottom of box, the wet air duct is arranged in box inside for wet device setting.
The humidifier passes through the external water tank of pipeline；The water tank is connected by clarifier with humidifier, in the water tank
First water level sensor and the second water level sensor are set；Third solenoid valve is set between the clarifier and humidifier, it is described
Water tank is connect by the 4th solenoid valve with water source；First water level sensor, the second water level sensor, third solenoid valve and
Four solenoid valves are connect with PLC controller.
The refrigerating plant includes refrigeration compressor and several cooling piece/pipes, and the refrigeration compressor is arranged at cabinet bottom
Portion, the cooling piece/pipe are arranged in box inside.
The box inside is provided with air quality sensor and pressure sensor, the air quality sensor and pressure
Sensor is connected with PLC controller.
The box inside is provided with photoelectric sensor and several observation lamps, and the observation lamp, photoelectric sensor are and PLC
Controller is connected.Further, several baking pans are placed on the baking pan frame.
Further, the observation lamp is mounted on box inside wall in net like arrangement；The observation lamp also with brightness tune
Device connection is saved, the observation lamp is connected by brightness regulator with PLC controller.
PLC touch screen and observation window are additionally provided on the chamber door；Observation window is arranged in the back side of the cabinet；The PLC
Controller is connected with PLC touch screen.
The observation window includes the glass of multiple-layer stacked, is equipped with heating wire between adjacent glass；The heating wire and PLC are controlled
Device processed is connected.
The chamber door and box back surface are respectively provided with two observation windows.
USB interface, alarm, several function display lamps, switch and handle, the USB is additionally provided on the chamber door to connect
Mouth, alarm, several function display lamps, switch are connected with PLC controller.
The temperature sensor includes temperaturecontrol sensor and several temperature monitoring sensors；The temperature control sensing
Device is located in the box body the medium position of side, and the temperature monitoring sensor is evenly distributed along box inside wall；The humidity passes
Sensor includes humid control sensor and several humidity detection sensors, and the humid control sensor is located in the box body side
Medium position, the humidity detection sensor are evenly distributed along box inside wall.
Further, the temperature sensor includes 1 temperaturecontrol sensor and 3 temperature monitoring sensors, described
Temperaturecontrol sensor is located in the box body the medium position of side, and the temperature monitoring sensor is uniformly arranged along box inside wall
Column；The humidity sensor includes 1 humid control sensor and 3 humidity detection sensors, the humid control sensor
It is located in the box body the medium position of side, the humidity detection sensor is evenly distributed along box inside wall.
First filter device is connected by pipeline with gas tank；It is steady that gas is successively installed in the exit of the gas tank
Flow valve and gas flowmeter；Second filter device is connected by pipeline with atmosphere.
0.01 micron of filter core is provided in the respirator.
The multifunction constant temperature constant humidity cabinet can maintain arbitrarily may be used between 0 DEG C~110 DEG C of temperature, relative humidity 40%~95%
It adjusts；It can be filled with gas in cabinet and vacuumize.
Multifunction constant temperature constant humidity cabinet humidification function, gas device and temp regulating function, are independent system, do not do mutually
It disturbs.
The humidity adjusting function of the multifunction constant temperature constant humidity cabinet can only humidify, and highest humidity can set 95%, selection essence
Degree is 0.1 DEG C, and the humidity accuracy of whole equipment is ± 2%.Equipment is automatic when the intracavitary humidity of cabinet is more than setting humidity 2%
Stop humidification or opens exhaust；Equipment automatically turns on humidification or stops exhaust when cavity temperature is lower than setting humidity 2%；It is intracavitary wet
Degree is above or below equipment alarm when humidity 10% is arranged and automaticallys cut off the power.
The temp regulating function of the multifunction constant temperature constant humidity cabinet can remain any adjustable between 0 DEG C~110 DEG C of temperature；Add
The temperature of heat is 20 DEG C~110 DEG C any selections, and choice accuracy is 0.1 DEG C；The temperature of refrigeration is 0 DEG C~40 DEG C any selections,
Choice accuracy is 0.1 DEG C；The temperature accuracy of entire cabinet is ± 2 DEG C.The cavity temperature of cabinet is set when being more than 2 DEG C of temperature of setting
It is standby to be automatically stopped heating or open refrigeration；Equipment automatically turns on heating or stops refrigeration when cavity temperature is lower than 2 DEG C of temperature of setting；
Cavity temperature is above or below equipment alarm when being arranged 10 DEG C of temperature and automaticallys cut off the power.
The inner cavity frame of the cabinet of the multifunction constant temperature constant humidity cabinet is sealed with polytetrafluoroethylene (PTFE) or silastic material.It is close
It is honored as a queen and can achieve 24 hours pressure changes less than 0.1MPa.The internal chamber wall of the multifunction constant temperature constant humidity cabinet has certain thickness,
It can satisfy and vacuumize needs.
The inner cavity of the multifunction constant temperature constant humidity cabinet, baking pan frame, baking pan, be all made of with the pipeline of outer connection SS304 or
SS316L material；Used material meets the hygienic requirements of drug, food, medical treatment aspect.
The gas tank includes but is not limited to ozone tank, ethylene oxide tank, Peracetic acid tank, peroxidating hydrogen tank etc..It is described
Gas in gas tank can be used in sterilizing.
The filter core of the respirator has hydrophobicity, oxidation resistant function.The respirator is used to prevent the pressure in cabinet
Power is more than the pressure outside cabinet, needs the intracorporal gas of case passing through respirator when the intracorporal pressure of case is more than cabinet external pressure
It is discharged to outside case, pressure is born in guard box body and is reduced.
The function display lamp, the function being currently running for showing current Multifunctional box.
When water level is too low in the second water level sensor detection water tank, the 4th solenoid valve is opened, automatic water supplement, the first water level
Sensor sensed water level reaches requirement, then the 4th solenoid valve is closed, and stops adding water.When humidity reaches in humidity sensor detection box
To requirement, humidifier stops humidification, and third solenoid valve disconnects.When humidity sensor detection humidity does not reach requirement, third
Solenoid valve is connected, and humidifier is started to work.
The clarifier was used for particle and microorganism in drainage, reduced dirty to housing environment bring due to humidification
Dye.
The pressure sensor is when carrying out high pressure or reduced pressure treatment to cabinet object, pressure in detection box.
When the air inlet is connect with gas tank, the first solenoid valve is connected, the gas in gas tank by gas flow stabilizing valve,
Enter in cabinet after gasometer, the first filter device, carries out gaseous sterilization etc..
When the air inlet is connected with vacuum equipment, after the first solenoid valve is connected, cabinet carries out decompression or high-pressure work.
The air inlet keeps the work of cabinet normal pressure.
The humidity detection sensor controls humidifier for humidity condition in detection box, the humid control sensor
Whether work.
When temperature monitoring sensor detection case body temperature reaches requirement, the temperaturecontrol sensor control heater stops
Only heat；When temperature monitoring sensor detection case body temperature is inadequate, the temperaturecontrol sensor control heater starts
Work.
When temperature monitoring sensor detection case body temperature reaches requirement, the temperaturecontrol sensor controls refrigerating plant
Stop refrigeration；When temperature monitoring sensor detection case body temperature is inadequate, the temperaturecontrol sensor controls refrigerating plant
Start to freeze.
The observation window is used to observe the concrete condition of article in cabinet.The observation window passes through the electric heating between glass
Silk, constitutes the window of electric heating function, can effectively prevent because of steam problem caused by internal-external temperature difference reason, and can
To prevent the dew condensation phenomenon of high temperature low temperature, it is ensured that observation test orderly carries out.
The observation lamp is used to observe light source required when the situation or biological culture in case.
Intensity of the photoelectric sensor for the light in induction-box.
The brightness regulator, the intensity for light in regulating box.
The air quality sensor, for air matter needed for microorganism in detection box or other biological growing environment
The detection of amount.
The alarm reminds user's cabinet to complete work when completing work, takes out the object in case, and clear in time
Reason；Alarm also has alarms when the intracorporal temperature of case, humidity, pressure reach warning limits, reminds user to setting
Standby, operation is intervened.
The USB interface is used for the data copy in PLC controller or is transmitted to PC machine.
The PLC controller is controlled entire control system and is stored relevant information, passes through PLC touch screen design
Program the processes such as temperature, time, humidity, pressure, heating, gas inlet, light.
First filter device, the second filter device use the multilayer of aperture gradual change for filtering gas, filter device
Filter type, it is ensured that the stabilization etc. of housing environment, guard box vivo sample detect accurate and experiment reliable.
The temperature sensor includes 1 temperaturecontrol sensor and 3 temperature monitoring sensors, temperaturecontrol sensor
Positioned at the medium position of body side, temperature monitoring sensor is evenly distributed along side wall, improves the accurate of the temperature inside the box control
Property and reliability, reduce temperature deviation, improve equipment operation stability.
It includes 1 humid control sensor and 3 humidity detection sensors that the humidity sensor, which uses, and humid control passes
Sensor is located at the medium position of body side, and humidity detection sensor is evenly distributed along side wall, improves humid control in case
Accuracy and reliability reduces humidity deviation, improves the stability of equipment operation.
The observation lamp improves the accuracy and reliability that luminous intensity controls in case, reduces in net like arrangement installation
Light deviation stablizes the ecological environment of box house, for sample culture provides good ecological environment.
The origin of heat of multifunction constant temperature constant humidity cabinet provided by the invention can be electricity, hot water, steam；Cold source can be system
Cold group, cooling water recirculation system；Gas in the gas tank of connection can be ozone, ethylene oxide, hydrogen peroxide, peroxide second
The gas that acid etc. can be used to sterilize.
The present invention provides a kind of multifunction constant temperature constant humidity cabinet, can not only at a higher temperature (general 100 DEG C or less) into
Row dry-air sterilization, and recovery bacterium hypopus under energy lower temperature, super-humid conditions；Can be used for dried material (general 110 DEG C with
Under), and the accelerated test (temperature, humidity can be accurately controlled) that drug, food can be used for etc.；Can be used for microculture can also
It is stored for article；Multifunction constant temperature constant humidity cabinet provided by the invention is equipped with gas introduction port, can be closed, is able to carry out material
Gas sterilization；Air equipped with air quality sensor energy real-time monitoring cabinet, stable environment is provided to microculture；
Cabinet surfaces externally and internally is all made of stainless steel material, can make in pharmaceutical production industry, food production industry, medical and health industry
With.
Beneficial effects of the present invention:
The present invention provides a kind of multifunction constant temperature constant humidity cabinet, can be used in dry, intermittent sterilization, constant temperature and humidity accelerates examination
It tests, the sterilization of microculture, study on the stability, microculture, gas, being independent system between each function again can phase
It mutually realizes, which integrates multi-functional, solve the problems, such as diversification, is suitble to industrial application.For in each of pharmacy market
Kind needs and the improvement of sterilization method, has a very big significance.
Detailed description of the invention
The structural schematic diagram of Fig. 1 the preferred embodiment of the present invention；
The chamber door schematic diagram of Fig. 2 the preferred embodiment of the present invention.
In figure: cabinet 1, refrigeration compressor 2, humidifier 3, respirator 4, temperature monitoring sensor 5, second solenoid valve 6, hair
Hot device 7, humidity detection sensor 8, the first blower 9, air inlet 10, the second filter device 11, check-valves 12, exhaust outlet 13, temperature
Degree control sensor 14, water tank 15, third solenoid valve 16, pipeline 17, the 4th solenoid valve 18, the second water level sensor 19, purification
Device 20, the first water level sensor 21, baking pan frame 22, humid control sensor 23, observation lamp 24, pressure sensor 25, photoelectric transfer
Sensor 26, the first solenoid valve 27, the second blower 28, air inlet 29, air quality sensor 30, PLC touch screen 31, USB interface
32, alarm 33, function display lamp 34, switch 35, handle 36, observation window 37.
Specific embodiment
With specific embodiment, the present invention is further illustrated below, but the present invention is not limited by following embodiments.
Embodiment 1
Specifically as shown in Fig. 1~2, a kind of multifunction constant temperature constant humidity cabinet, including cabinet 1, chamber door, heating device, humidification dress
If setting, refrigerating plant, gas device, dry temperature sensor, several humidity sensors, several baking pan framves 22 and PLC controller；Institute
Stating gas device includes air inlet 29, exhaust outlet 13, air inlet 10, respirator 4, the first blower 9 and the second blower 28；It is described into
Port 29 is set to 1 bottom of cabinet, and 29 one end of air inlet is connected by the first solenoid valve 27 with cabinet 1,29 other end of air inlet
One triple valve is installed, triple valve is connected with the first filter device and vacuum equipment；The air inlet 10 is set to 1 bottom of cabinet
Portion, described 10 one end of air inlet are connected by the first blower 9 with cabinet 1, and the other end is connected with the second filter device 11；The row
Air port 13 is set to 1 top of cabinet, and described 13 one end of exhaust outlet is connected by the second blower 28 with cabinet 1, the other end and non-return
Valve 12 is connected；The respirator 4 is connect by second solenoid valve 6 with cabinet 1；The temperature sensor, baking pan frame 22 and humidity
Sensor setting is in 1 inside of cabinet；The temperature sensor is connected with heating device and refrigerating plant；The humidity sensor
It is connected with humidifier；The heating device, temperature sensor, humidifier, humidity sensor, refrigerating plant, the first electromagnetism
Valve 27, second solenoid valve 6, the first blower 9, the second blower 28 are connected with PLC controller；The PLC controller is arranged in case
Men Shang.
The heating device includes heater 7 and several heating sheet/pipes, and the heater 7 is arranged in 1 bottom of cabinet, institute
Heating sheet/pipe setting is stated in 1 inside of cabinet.The humidifier includes humidifier 3 and several wet air ducts, is set on the wet air duct
There are several moisture holes, the setting of humidifier 3 is in 1 bottom of cabinet, and the wet air duct setting is in 1 inside of cabinet.The humidifier 3
Pass through the external water tank 15 of pipeline 17；The water tank 15 is connected by clarifier 20 with humidifier 3, setting first in the water tank 15
Water level sensor 21 and the second water level sensor 19；Third solenoid valve 16 is set between the clarifier 20 and humidifier 3, it is described
Water tank 15 is connect by the 4th solenoid valve 18 with water source；First water level sensor 21, the second water level sensor 19, third electricity
Magnet valve 16 and the 4th solenoid valve 18 are connect with PLC controller.The refrigerating plant includes refrigeration compressor 2 and several refrigeration
Piece/pipe, the setting of refrigeration compressor 2 is in 1 bottom of cabinet, and the cooling piece/pipe setting is in 1 inside of cabinet.In the cabinet 1
Side is provided with photoelectric sensor 26, pressure sensor 25, air quality sensor 30 and several observation lamps 24, the air quality
Sensor 30, pressure sensor 25, photoelectric sensor 26 and observation lamp 24 are connected with PLC controller.
Further, the observation lamp 24 is mounted on 1 inner sidewall of cabinet in net like arrangement；The observation lamp 24 also with it is bright
Adjuster connection is spent, the observation lamp 24 is connected by brightness regulator with PLC controller.
It is additionally provided with PLC touch screen 31 on the chamber door, USB interface 32, alarm 33, several function display lamps 34, opens
Close 35, handle 36 and two observation windows 37；Two observation windows 37 are arranged in 1 back side of cabinet；The PLC controller and PLC are touched
Screen 31 is touched to be connected；The observation window 37 includes the glass of multiple-layer stacked, is equipped with heating wire, the USB interface between adjacent glass
32, alarm 33, several function display lamps 34, switch 35, heating wire are connected with PLC controller.
The temperature sensor includes 1 temperaturecontrol sensor 14 and 3 temperature monitoring sensor 5, the temperature control
Sensor 14 processed is located at the medium position of body side, and the temperature monitoring sensor 5 is evenly distributed along 1 inner sidewall of cabinet；Institute
Stating humidity sensor includes 1 humid control sensor 23 and 3 humidity detection sensor 8, the humid control sensor 23
Positioned at the medium position of body side, the humidity detection sensor 8 is evenly distributed along 1 inner sidewall of cabinet.
First filter device is connected by pipeline with gas tank；It is steady that gas is successively installed in the exit of the gas tank
Flow valve and gas flowmeter；0.01 micron of filter core is provided in the respirator 4；Second filter device 11 passes through pipeline
It is connected with atmosphere.
Working principle: the temperature adjusting of climatic chamber is to monitor sensor 5 by 1 built-in temperature of cabinet, acquires data,
It is adjusted through PLC controller, temperaturecontrol sensor 14 connects heater 7 to realize and increase temperature or adjusting refrigeration compressor 2
Reduce temperature in cabinet 1, with reach control required for temperature.The humidity regulation of climatic chamber is by built in cabinet 1
Humidity detection sensor 8 acquires data, adjusts through PLC controller, and humid control sensor 23 connects humidifier 3, passes through evaporation
Water in humidifier 3 realizes the humidity increased in cabinet 1 or adjusts refrigeration compressor 2, air inlet 10 and exhaust outlet 13
The realization effect of drying controls required humidity to reach.The pressure adjusting of climatic chamber is by the way that pressure is arranged in cabinet 1
Sensor 25 acquires data, and the air inlet 29 of cabinet 1 connects vacuum equipment or gas tank, realizes pressure control.Climatic chamber
Gaseous mass control by the air quality sensor 30 in cabinet 1, acquire data, adjust air inlet 10 and exhaust outlet 13
It realizes.The pressure sensor 25 acquires data, air-flow dosimeter calculate the sterilizing gas in the amount control cabinet 1 of gas into
Enter amount.Humidifier 3 selects intelligent control humidification, detects water level inside automatically, and self-service plus water realizes automation.Climatic chamber
Gaseous sterilization access sterilizing gas by the gas tank of transferring of the air inlet 29 in control cabinet 1 and realize.
Specific working mode:
When constant temperature and humidity cabinet is for dry or hot air sterilization, respirator 4 and air inlet 29 are closed；Adjust 10 He of air inlet
Exhaust outlet 13；Temperature and time is adjusted by PLC touch screen, temperaturecontrol sensor 14 is connected heater 7 and is heated, heating sheet/
Pipe generates heat, and the temperature in 5 detection box 1 of temperature monitoring sensor guarantees drying temperature within the set range.
When constant temperature and humidity cabinet is used for intermittent sterilizing, by heating, interval, heating process, concrete operations constant temperature and humidity
The step of case are as follows: close respirator 4 and air inlet 29；Adjust air inlet 10 and exhaust outlet 13；Temperature is adjusted by PLC touch screen
And time, temperaturecontrol sensor 14 are connected heater 7 and are heated, heating sheet/Guan Fare, 5 detection box 1 of temperature monitoring sensor
Interior temperature guarantees hot air sterilization temperature within the set range；After a period of time, heater 7 stops heating and refrigeration compressor 2
After being cooled to certain temperature, air inlet 10, exhaust outlet 13, respirator 4 and air inlet 29 are closed；Humidity and temperature are set,
Humidifier 3 is started to work, in 8 detection box of humidity detection sensor the case where humidity, humidity condition in guard box body, and heater
7 and refrigeration compressor 2 guarantee that the temperature in cabinet 1 be in setting range, after interval a period of time, opening air inlet 10 and air draft
Mouth 13, the humidity in cabinet 1 is reduced and is kept in a certain range；Temperature and time, heater are adjusted by PLC touch screen
7 heat, heating sheet/Guan Fare, the temperature in 5 detection box 1 of temperature monitoring sensor, guarantee hot air sterilization temperature in setting model
In enclosing.
When climatic chamber is used for study on the stability, air inlet 10, exhaust outlet 13, respirator 4 and air inlet 29 are closed；If
Humidity and temperature are set, humidifier 3 is started to work, wet in guard box body in 8 detection box of humidity detection sensor the case where humidity
Situation is spent, temperaturecontrol sensor 14 is connected heater 7 and heated, heating sheet/Guan Fare, 5 detection box 1 of temperature monitoring sensor
Interior temperature or refrigeration compressor 2 freeze, and cooling piece/control is cold, the intracorporal temperature of 5 detection case of temperature monitoring sensor；It examines
After examining a period of time, air inlet 10 and exhaust outlet 13 are opened, completes study on the stability.
When climatic chamber is used for microculture, air inlet 10, exhaust outlet 13, respirator 4 and air inlet 29 are closed；If
Humidity, temperature and illumination are set, humidifier 3 is started to work, in 8 detection box of humidity detection sensor the case where humidity, guard box
Internal humidity condition；Heater 7 heats, heating sheet/Guan Fare, the temperature in 5 detection box 1 of temperature monitoring sensor, or
Refrigeration compressor 2 freezes, and cooling piece/control is cold, the intracorporal temperature of 5 detection case of temperature monitoring sensor；Observation lamp 24 is according to setting
Fixed luminous intensity is opened, and the illumination of microorganism appropriateness is given；After cultivating a period of time, air inlet 10 and exhaust outlet 13 are opened, it is complete
At microculture.During the cultivation process, the intracorporal air quality of 30 detection case of air quality sensor, has detected whether poison gas
Generate etc., air circulation is carried out using the exhaust of exhaust outlet 13 and air inlet 10 in time.
When climatic chamber is used for gaseous sterilization, need by vacuum, air inlet and sulks process.Firstly, by close into
The triple valve of air inlet 29 is connected vacuum equipment, 25 detection box of pressure sensor by air port 10, exhaust outlet 13 and respirator 4
Pressure in 1, after reaching certain vacuum；It is transferred gas tank by the triple valve of air inlet 29, opens respirator 4, in gas tank
Gas enter, the pressure in 25 detection box 1 of pressure sensor, humidifier 3 is humidified according to the humidity of setting, cabinet 1
Interior sterilizing gas and humidity reaches setting range；Air inlet 10, exhaust outlet 13, respirator 4 and air inlet 29 are closed, carried out
Sulks sterilizing, humidifier 3 keep humidity in cabinet 1, until the time of setting completes, work is completed in the alarm of alarm 33.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of multifunction constant temperature constant humidity cabinet, which is characterized in that including cabinet, chamber door, heating device, humidifier, refrigeration dress
If setting, gas device, dry temperature sensor, several humidity sensors, several baking pan framves and PLC controller；The gas device
Including air inlet, exhaust outlet, air inlet, respirator, the first blower and the second blower；The air inlet is set to the bottom of box,
Air inlet one end is connected by the first solenoid valve with cabinet, the air inlet other end one triple valve of installation, the triple valve and the
One filter device is connected with vacuum equipment；The air inlet is set to the bottom of box or side, and described air inlet one end passes through the
One blower is connected with cabinet, and the other end is connected with the second filter device；The exhaust outlet is set to top of the box, the exhaust outlet
One end is connected by the second blower with cabinet, and the other end is connected with check-valves；The respirator passes through second solenoid valve and cabinet
Connection；The temperature sensor, baking pan frame and humidity sensor are arranged in box inside；The temperature sensor and heating device
It is connected with refrigerating plant；The humidity sensor is connected with humidifier；The heating device, temperature sensor, humidification dress
Set, humidity sensor, refrigerating plant, the first solenoid valve, second solenoid valve, the first blower, the second blower with PLC controller phase
Even；The PLC controller is arranged on chamber door；
First filter device is connected by pipeline with gas tank；The exit of the gas tank is successively installed by gas flow stabilizing valve
And gas flowmeter；Second filter device is connected by pipeline with atmosphere.
2. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that the heating device includes fever
Device and several heating sheet/pipes, in the bottom of box, the heating sheet/pipe is arranged in box inside for the heater setting.
3. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that the humidifier includes humidification
Device and several wet air ducts, the wet air duct are equipped with several moisture holes, and the humidifier is arranged in the bottom of box, the wet air duct
It is arranged in box inside.
4. a kind of multifunction constant temperature constant humidity cabinet according to claim 3, which is characterized in that the humidifier passes through outside pipeline
Water receiving case；The water tank is connected by clarifier with humidifier, the first water level sensor of setting and the second water level in the water tank
Sensor；Third solenoid valve is set between the clarifier and humidifier, and the water tank is connect by the 4th solenoid valve with water source；
First water level sensor, the second water level sensor, third solenoid valve and the 4th solenoid valve are connect with PLC controller.
5. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that the refrigerating plant includes refrigeration
Compressor and several cooling piece/pipes, in the bottom of box, the cooling piece/pipe is arranged in cabinet for the refrigeration compressor setting
Side.
6. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that the box inside setting is free
Makings quantity sensor and pressure sensor, the air quality sensor and pressure sensor are connected with PLC controller.
7. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that the box inside is provided with light
Electric transducer and several observation lamps, the observation lamp, photoelectric sensor are connected with PLC controller.
8. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that be additionally provided on the chamber door
PLC touch screen and observation window；Observation window is arranged in the back side of the cabinet；The PLC controller is connected with PLC touch screen.
9. a kind of multifunction constant temperature constant humidity cabinet according to claim 1, which is characterized in that the temperature sensor includes temperature
Degree control sensor and several temperature monitoring sensors；The temperaturecontrol sensor is located in the box body the medium position of side,
The temperature monitoring sensor is evenly distributed along box inside wall；The humidity sensor includes humid control sensor and several
Humidity detection sensor, the humid control sensor are located in the box body the medium position of side, the humidity detection sensor
It is evenly distributed along box inside wall.
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