CN203786577U - Humidity controller of environment testing cabin, and environment testing device - Google Patents
Humidity controller of environment testing cabin, and environment testing device Download PDFInfo
- Publication number
- CN203786577U CN203786577U CN201420110041.1U CN201420110041U CN203786577U CN 203786577 U CN203786577 U CN 203786577U CN 201420110041 U CN201420110041 U CN 201420110041U CN 203786577 U CN203786577 U CN 203786577U
- Authority
- CN
- China
- Prior art keywords
- temperature
- test chamber
- environmental test
- box
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
Provided is a humidity controller of an environment testing cabin, and an environment testing device. The humidity controller is connected with the environment testing cabin, and comprises a box system, a gas system and a temperature control system, wherein the box system comprises a temperature-constant box which contains a liquid; the gas system comprises a gas inlet and a gas outlet arranged in the temperature-constant box, the gas inlet is connected with a clean air generating system, and the gas output is connected with the environment testing cabin; and the temperature control system comprises a temperature sensor, a temperature controller and a semiconductor temperature-constant unit, the temperature sensor detects the temperature of the liquid, the temperature controller compares the liquid temperature detected by the temperature sensor with a set temperature and outputs a control signal, and the liquid temperature is processed into the set temperature via the semiconductor temperature-constant unit. Clean air generated by the clean air generating system enters the temperature-constant box via the gas inlet, and then enters the environment testing cabin via the gas outlet after heat and humidity exchange with the liquid. The set temperature refers to the air dew-point temperature of the environment testing cabin in an experimental state. According to the utility model, the humidity in the environmental testing cabin can be accurately controlled.
Description
Technical field
The utility model relates to a kind of environment measuring device, specifically, relates to a kind of environmental test chamber humidity conditioner.
Background technology
Environment in recent years is polluted becomes the common problem of paying close attention in whole world various countries, and research shows that room air pollution has become " the stealthy killer " of harm humans health.Show according to current detection analysis, it is seriously the main cause that causes at present room air pollution that indoor decorating and refurnishing materials volatile organic matter burst size exceeds standard, for this problem, State Administration for Quality Supervision and Inspection and Quarantine of China has issued the minienvironment test chamber method that test volatile organic matter discharges, and code requirement indoor environment relative humidity will reach 50 ± 3%.But humidity control is the difficult point that environmental test chamber is built, reason is, if by test chamber and sample be used as one independently individual, this individual humidity load will be very little, and existing humidification dehumidification equipment is difficult to reach the accurate control of little load air humidity like this; Meanwhile, whole experimentation requires to have condensate water to produce, if carry out air humidity processing in test chamber inside, easily produces condensate water, and has increased the complexity of indoor environment, becomes the disturbing factor of experiment.Just because of this, existing humidification dehumidification equipment is difficult to reach the accurate control of little load air humidity like this.
Utility model content
Technical problem to be solved in the utility model is, a kind of environmental test chamber humidity conditioner is provided, adjust the air humidity of environmental test chamber by adjusting dynamically the take a breath dewpoint temperature of gas of environmental test chamber, thereby the humidity in environmental test chamber is accurately controlled.
To achieve these goals, environmental test chamber humidity conditioner of the present utility model, is connected with an environmental test chamber, comprises box system, gas system and temperature control system.Box system comprises the thermostatic box of carrying liquid.Gas system comprises the air intake opening and the gas outlet that are arranged on described thermostatic box, and described air intake opening is connected with a clean air generation system, and described gas outlet is connected with described environmental test chamber.Temperature control system comprises the temperature sensor that detects described fluid temperature, and the fluid temperature that temperature sensor is detected and a design temperature compare and export the temperature controller of control signal and described fluid temperature be processed into the semiconductor thermostatic and temperature unit of described design temperature.Wherein, the clean air that described clean air generation system produces enters described thermostatic box through described air intake opening and described liquid carries out entering described environmental test chamber from described gas outlet after the wet exchange of heat, and described design temperature is the air dew point temperature of described environmental test chamber experimental state.
Above-mentioned environmental test chamber humidity conditioner, wherein, is provided with floamed ceramics filtrating piece in described thermostatic box, and described floamed ceramics filtrating piece is arranged under the liquid level of described liquid and approaches described liquid level.
Above-mentioned environmental test chamber humidity conditioner, wherein, described air intake opening is connected with the pipeline of a through described thermostatic box bottom.
Above-mentioned environmental test chamber humidity conditioner, wherein, described box system also comprises sluicing ball valve, is arranged on the bottom of described thermostatic box.
Further, the utility model also provides a kind of environment measuring device, comprises environmental test chamber, and described environmental test chamber is connected with an environmental test chamber humidity conditioner, described environmental test chamber humidity conditioner comprises box system, gas system and temperature control system.Box system comprises the thermostatic box of carrying liquid.Gas system comprises the air intake opening and the gas outlet that are arranged on described thermostatic box, and described air intake opening is connected with a clean air generation system, and described gas outlet is connected with described environmental test chamber.Temperature control system comprises the temperature sensor that detects described fluid temperature, and the fluid temperature that temperature sensor is detected and a design temperature compare and export the temperature controller of control signal and described fluid temperature be processed into the semiconductor thermostatic and temperature unit of described design temperature.Wherein, the clean air that described clean air generation system produces enters described thermostatic box through described air intake opening and described liquid carries out entering described environmental test chamber from described gas outlet after the wet exchange of heat, and described design temperature is the air dew point temperature of described environmental test chamber experimental state.
Above-mentioned environment measuring device, wherein, is provided with floamed ceramics filtrating piece in described thermostatic box, and described floamed ceramics filtrating piece is arranged under the liquid level of described liquid and approaches described liquid level.
Above-mentioned environment measuring device, wherein, described air intake opening is connected with the pipeline of a through described thermostatic box bottom.
Above-mentioned environment measuring device, wherein, described box system also comprises sluicing ball valve, is arranged on the bottom of described thermostatic box.
Above-mentioned environment measuring device, wherein, described environmental test chamber comprises outer cabin and is arranged at the interior cabin in outer cabin, described gas outlet communicates with described interior cabin through the connecting pipe in described outer cabin by one.
Beneficial functional of the present utility model is, by the humidity in environmental test chamber humidity conditioner adjusting cabin, in the time regulating, according to the dewpoint temperature of environmental test chamber experimental state air as the liquid control temperature in thermostatic box, clean air becomes the saturated air under this dewpoint temperature after by thermostatic box, after entered environment test chamber, mix and reach requirement of experiment with air, thereby can accurately control the humidity in environmental test chamber.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Brief description of the drawings
Fig. 1 is the structure diagram of environment measuring device of the present utility model;
Fig. 2 is the structural drawing of environmental test chamber humidity of the present utility model control;
Fig. 3 is environmental test chamber humidity control flow chart of the present utility model.
Wherein, Reference numeral
100-clean air generation system
101-air compressor machine
102-filtrator
200-environmental test chamber humidity conditioner
210-box system
211-thermostatic box
212-sluicing ball valve
220-gas system
221-air intake opening
222-gas outlet
230-temperature control system
231-temperature sensor
232-temperature controller
233-semiconductor thermostatic and temperature unit
240-floamed ceramics filtrating piece
250-pipeline
300-environmental test chamber
301-outer cabin
302-interior cabin
400-connecting pipe
Embodiment
Below in conjunction with the drawings and specific embodiments, technical solutions of the utility model being described in detail, further to understand the purpose of this utility model, scheme and effect, but is not the restriction as the utility model claims protection domain.
Consult the structure diagram of Fig. 1 environment measuring device of the present utility model, as shown in the figure, environment measuring device of the present utility model, comprises clean air generation system 100, environmental test chamber humidity conditioner 200 and environmental test chamber 300.Clean air generation system 100 is for inputting clean air to environmental test chamber humidity conditioner 200, and it comprises air compressor machine 101 and the filtrator 102 being connected with air compressor machine 101.Environmental test chamber 300 adopts inside and outside cabin structure, that is, comprise outer cabin 301 and be arranged at the interior cabin 302 in outer cabin 301.Main inventive point of the present utility model is the setting of environmental test chamber humidity conditioner 200, below will describe in detail to it.
In conjunction with consulting Fig. 2, environmental test chamber humidity conditioner 200 comprises box system 210, gas system 220 and temperature control system 230.Box system 210 comprises the thermostatic box 211 of carrying liquid, and the liquid of thermostatic box 211 interior splendid attires is preferably pure water.Gas system 220 comprises the air intake opening 221 and the gas outlet 222 that are arranged on thermostatic box 211, air intake opening 221 is connected with clean air generation system 100, gas outlet 222 is connected with environmental test chamber 300, specifically, gas outlet 222 communicates with interior cabin 302 through the connecting pipe 400 in outer cabin 301 by one.Temperature control system 230 comprises the temperature sensor 231 of tracer liquid temperature, the fluid temperature that temperature sensor is detected and a design temperature compare and export the temperature controller 232 of control signal and fluid temperature be processed into the semiconductor thermostatic and temperature unit 233 of described design temperature, and temperature sensor 231 and semiconductor thermostatic and temperature unit 233 are connected with temperature controller 232 respectively.Wherein, the clean air that clean air generation system 100 produces is from gas outlet 222 entered environment test chambers 300 after air intake opening 221 enters thermostatic box 211 and liquid and carries out that heat is wet and exchange, and design temperature is the air dew point temperature of environmental test chamber experimental state.
In order to make clean air and liquid carry out well the wet exchange of heat, in thermostatic box 211, be provided with floamed ceramics filtrating piece 240, under the better liquid level that is arranged on liquid of floamed ceramics filtrating piece 240, also approach described liquid level.And for clean air is fully contacted with liquid, air intake opening 221 is connected with the pipeline 250 of through thermostatic box 211 bottoms.
In addition, for conveniently the liquid of thermostatic box is carried out to regular discharge opeing changes liquid, box system 210 also comprises sluicing ball valve 212, is arranged on the bottom of thermostatic box 211.
In conjunction with consulting Fig. 3, while utilizing environmental test chamber humidity conditioner 200 to carry out humidity control to environmental test chamber 300, comprise step:
S100, using the air dew point temperature of environmental test chamber experimental state as design temperature;
S200, fluid temperature and design temperature that temperature sensor is detected compare, and the fluid temperature in thermostatic box is processed to design temperature;
S300, opens air intake opening and gas outlet, make clean air enter thermostatic box and liquid through air intake opening and carry out after the wet exchange of heat from gas outlet entered environment test chamber, with regulate and stable environment test chamber in air humidity.
Further, in described step S300, also comprise that the floamed ceramics filtrating piece by approaching liquid level place makes air and liquid further carry out the step of the wet exchange of heat.
Further, in described step S300, clean air enters thermostatic box by pipeline bottom through air intake opening fully contacts and carries out the wet exchange of heat with liquid.
Like this, clean air is sent to thermostatic box 211 bottoms from air intake opening 221, air fully contacts with liquid, approach water surface place and establish floamed ceramics filtrating piece 240, air and liquid carry out the further wet exchange of heat herein, the air that approaches state of saturation is discharged through gas outlet 222, water surface top, is connected to the dynamic ventilation air intake opening on the interior cabin 302 of environmental test chamber 300, regulates and the air humidity of stable environment test chamber.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (9)
1. an environmental test chamber humidity conditioner, is connected with an environmental test chamber, it is characterized in that, comprising:
Box system, comprises the thermostatic box of carrying liquid;
Gas system, comprises the air intake opening and the gas outlet that are arranged on described thermostatic box, and described air intake opening is connected with a clean air generation system, and described gas outlet is connected with described environmental test chamber; And
Temperature control system, comprise the temperature sensor that detects described fluid temperature, the fluid temperature that temperature sensor is detected and a design temperature compare and export the temperature controller of control signal and described fluid temperature be processed into the semiconductor thermostatic and temperature unit of described design temperature;
Wherein, the clean air that described clean air generation system produces enters described thermostatic box through described air intake opening and described liquid carries out entering described environmental test chamber from described gas outlet after the wet exchange of heat, and described design temperature is the air dew point temperature of described environmental test chamber experimental state.
2. environmental test chamber humidity conditioner according to claim 1, is characterized in that, in described thermostatic box, is provided with floamed ceramics filtrating piece, and described floamed ceramics filtrating piece is arranged under the liquid level of described liquid and approaches described liquid level.
3. environmental test chamber humidity conditioner according to claim 1, is characterized in that, described air intake opening is connected with the pipeline of a through described thermostatic box bottom.
4. environmental test chamber humidity conditioner according to claim 1, is characterized in that, described box system also comprises sluicing ball valve, is arranged on the bottom of described thermostatic box.
5. an environment measuring device, comprises environmental test chamber, it is characterized in that, described environmental test chamber is connected with an environmental test chamber humidity conditioner, and described environmental test chamber humidity conditioner comprises:
Box system, comprises the thermostatic box of carrying liquid;
Gas system, comprises the air intake opening and the gas outlet that are arranged on described thermostatic box, and described air intake opening is connected with a clean air generation system, and described gas outlet is connected with described environmental test chamber; And
Temperature control system, comprise the temperature sensor that detects described fluid temperature, the fluid temperature that temperature sensor is detected and a design temperature compare and export the temperature controller of control signal and described fluid temperature be processed into the semiconductor thermostatic and temperature unit of described design temperature;
Wherein, the clean air that described clean air generation system produces enters described thermostatic box through described air intake opening and described liquid carries out entering described environmental test chamber from described gas outlet after the wet exchange of heat, and described design temperature is the air dew point temperature of described environmental test chamber experimental state.
6. environment measuring device according to claim 5, is characterized in that, in described thermostatic box, is provided with floamed ceramics filtrating piece, and described floamed ceramics filtrating piece is arranged under the liquid level of described liquid and approaches described liquid level.
7. environment measuring device according to claim 5, is characterized in that, described air intake opening is connected with the pipeline of a through described thermostatic box bottom.
8. environment measuring device according to claim 5, is characterized in that, described box system also comprises sluicing ball valve, is arranged on the bottom of described thermostatic box.
9. environment measuring device according to claim 5, is characterized in that, described environmental test chamber comprises outer cabin and be arranged at the interior cabin in outer cabin, and described gas outlet communicates with described interior cabin through the connecting pipe in described outer cabin by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110041.1U CN203786577U (en) | 2014-03-12 | 2014-03-12 | Humidity controller of environment testing cabin, and environment testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110041.1U CN203786577U (en) | 2014-03-12 | 2014-03-12 | Humidity controller of environment testing cabin, and environment testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203786577U true CN203786577U (en) | 2014-08-20 |
Family
ID=51322741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110041.1U Withdrawn - After Issue CN203786577U (en) | 2014-03-12 | 2014-03-12 | Humidity controller of environment testing cabin, and environment testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203786577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984370A (en) * | 2014-03-12 | 2014-08-13 | 中国中元国际工程有限公司 | Environmental test chamber humidity control device and method, and environmental test device |
-
2014
- 2014-03-12 CN CN201420110041.1U patent/CN203786577U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984370A (en) * | 2014-03-12 | 2014-08-13 | 中国中元国际工程有限公司 | Environmental test chamber humidity control device and method, and environmental test device |
| CN103984370B (en) * | 2014-03-12 | 2016-08-31 | 中国中元国际工程有限公司 | Environmental test chamber humidity conditioner, method and environment measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204255666U (en) | For testing the device of air purifier purifying property | |
| CN203170340U (en) | Constant temperature and humidity test chamber | |
| CN201322745Y (en) | Testing device for testing volatile organic matter | |
| CN101832887B (en) | Small-sized environmental test chamber for pollutant release researches | |
| KR101499672B1 (en) | A standard aerosol sampling system | |
| CN102494932B (en) | Volatile organic compound detection release cabin | |
| CN107355938A (en) | A kind of purifying fresh air system | |
| CN104764683B (en) | Building exterior window particulate matter permeability testboard | |
| CN206157175U (en) | Ozone exposes device for cell culture | |
| CN205407047U (en) | Dampproofing dehydrating unit in transformer substation hyperbaric chamber | |
| CN106288247A (en) | Walk-in type car load VOC and aldoketones sampling environmental chamber | |
| CN205026824U (en) | Fresh air purifying system | |
| CN201438184U (en) | Two-in-one test system for fast testing volatile organic compound | |
| CN201780265U (en) | Small-size environmental test chamber for pollutant release research | |
| CN105605703A (en) | Novel super PM2.5 treatment draught fan and using method | |
| CN203786577U (en) | Humidity controller of environment testing cabin, and environment testing device | |
| CN202631511U (en) | Air circulating device of large-volume environmental testing cabin | |
| CN204122136U (en) | Furniture volatile matter detects climate compartment | |
| CN103412097A (en) | Device and method for detecting emissions of VOC (Volatile Organic Compounds) and formaldehyde | |
| CN105101738A (en) | Electrical control cabinet with binary channel air cleaning device | |
| CN202735324U (en) | Readable detection device for furniture contaminant | |
| CN105805878A (en) | Automatic ventilation system for chemical workshop | |
| CN209327082U (en) | Specimen preprocessing stowing | |
| CN204575607U (en) | A kind of regulation and control system of environmental chamber of smoking | |
| CN103984370A (en) | Environmental test chamber humidity control device and method, and environmental test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140820 Effective date of abandoning: 20160831 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |