CN204129551U - A kind of equilibrium humidity fast and stable instrument - Google Patents
A kind of equilibrium humidity fast and stable instrument Download PDFInfo
- Publication number
- CN204129551U CN204129551U CN201420535186.6U CN201420535186U CN204129551U CN 204129551 U CN204129551 U CN 204129551U CN 201420535186 U CN201420535186 U CN 201420535186U CN 204129551 U CN204129551 U CN 204129551U
- Authority
- CN
- China
- Prior art keywords
- sample
- temperature
- potassium sulfate
- saturated solution
- sensor
- 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.)
- Expired - Fee Related
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
A kind of equilibrium humidity fast and stable instrument, comprises potassium sulfate saturated solution pond, well heater, temperature sensor, acquisition module, environment temperature sensor, ambient humidity sensor, sample bin, deceleration screen cloth, sample chamber, samples weighing sensor, turbine cycles blower fan, air channel, heat-insulation layer, seal box, man-machine interface, temperature controller and status indicator lamp.This equilibrium humidity fast and stable instrument temperature-controlled precision is high, constant temperature evenly, avoid out of true drawback hand-manipulated, sample preparation time short.
Description
Technical field
The utility model relates to a kind of equilibrium humidity fast and stable instrument.
Background technology
Utilize adsorption isothermal curve when carrying out the Unconventional forage such as shale gas, coal-seam gas and carrying out isothermal adsorption test, all require sample ore to grind to form breeze, then make the sample ore sample that humidity is 96%, then put into instrument and carry out isothermal adsorption test.The principle of sample preparation is: according to the saturated salt method in static method, utilizes the characteristic of potassium sulfate saturated solution its relative humidity 96% at 30 DEG C, makes the relative humidity of sample in this environment reach balance by water adsorption, thus obtains standard model.
The instrument and equipment that the ore deposit product sample preparation of isothermal adsorption test is both at home and abroad unspecial at present, that drying basin under utilizing constant temperature oven or directly using room temperature is as container mostly, the characteristic of its relative humidity 96% at recycling potassium sulfate saturated solution 30 DEG C, the humidity that retaining ring is domestic, and periodic manual samples weighing carries out humidity judgement, until weight change meets the requirements of in variation range, be namely considered as humidity and reach balance.
Constant temperature oven or the manual method judged of weighing of drying basin is used to there is some problem following in prior art: 1, temperature-controlled precision is poor: constant temperature oven is all at high temperature control better at present, and control poor under 30 DEG C of low temperature such as grade, and temperature-controlled precision is lower, about about ± 2 DEG C; Under room temperature, drying basin is then to be controled environment temperature by air-conditioning etc., and to reach desired temperature, its temperature-controlled precision is poorer; 2, constant temperature is uneven: when placing multiple sample, constant temperature oven and drying basin can not ensure the temperature homogeneity at diverse location sample; 3, drawback hand-manipulated is many: because deterministic process needs the manual sample that takes out to carry out weight weighing, and then put back to, not only weighing precision is poor, and weighing interval time can not strict guarantee, and the frequent taking-up of sample is put into, and all can cause the fluctuation of constant temperature and humidity test environment humiture; 4, the sample preparation time is long: the sample sample preparation time is all longer at present, balances about about one week each sample preparation time or longer time, and mainly because in natural situation, breeze sample and potassium sulfate saturated solution reach wetting balance by water adsorption to be needed to reach for a long time.When adding manual operations sample frequently pick and place the environmental fluctuating caused, also certain influence is caused to the sample preparation time.
Utility model content
The utility model provides a kind of fixed support, the defects such as temperature-controlled precision in prior art is poor, constant temperature is uneven, drawback hand-manipulated is many, the sample preparation time is long that make it overcome.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of equilibrium humidity fast and stable instrument, comprises potassium sulfate saturated solution pond, well heater, temperature sensor, acquisition module, environment temperature sensor, ambient humidity sensor, sample bin, deceleration screen cloth, sample chamber, samples weighing sensor, turbine cycles blower fan, air channel, heat-insulation layer, seal box, man-machine interface, temperature controller and status indicator lamp, sheathed heat-insulation layer in described seal box, potassium sulfate saturated solution pond is set bottom seal box, top, described potassium sulfate saturated solution pond arranges multiple sample chamber, potassium sulfate saturated solution pool surface is connected to by air channel between described sample chamber, the described wind passage mouth place being connected to potassium sulfate saturated solution pool surface arranges turbine cycles blower fan, deceleration screen cloth is set bottom described sample chamber, in the middle part of described sample chamber, sample bin is set, described sample bin bottom connects samples weighing sensor, top, described sample chamber arranges environment temperature sensor and ambient humidity sensor, described environment temperature sensor and ambient humidity sensor are connected to acquisition module, the other one end of acquisition module connects the temperature sensor stretching in potassium sulfate saturated solution pond, and described seal box side arranges man-machine interface, temperature controller and status indicator lamp, described man-machine interface is connected with acquisition module and temperature controller by communication interface simultaneously.Described communication interface is RS485 communication interface.
Described man-machine interface is connected with acquisition module by RS485 communication interface, the communications protocol communication with it of acquisition module is pressed by software systems, come in the data acquisition of environment temperature sensor and ambient humidity sensor and LOAD CELLS, meanwhile, also can by the light on and off of the output state of a control pilot lamp of acquisition module; Described man-machine interface is connected with temperature controller by RS485 communication interface, is pressed the communications protocol communication with it of acquisition module, can set the design temperature of temperature controller by software systems, controls operation and the stopping of temperature controller;
Man-machine interface judge and control flow as follows:
Environment temperature, humidity are judged: man-machine interface is according to user's set temperature value (being defaulted as 30 DEG C), the design temperature of temperature controller is set, and judge the environment temperature of collection, if environment temperature is lower than set temperature value, heated by control temperature controller; If environment temperature is higher than set temperature value, stop heating by control temperature controller.Man-machine interface judges the ambient humidity value (being defaulted as 96%) gathered, if lower than 90%, then illustrates that in potassium sulfate saturated solution pond, potassium sulfate amount is very few, then in interface, points out user in potassium sulfate saturated solution pond, add potassium sulfate satisfy; Weight method wetting balance is judged: the data of man-machine interface collected specimens LOAD CELLS, and according to user setting the time interval (being defaulted as 24 hours) and weight rate (be defaulted as and be less than 2%) judge, if in the time interval of user's setting, weight rate is less than setting value, then be considered as reaching wetting balance, now, human-computer interface control makes the status indicator lamp in counter sample storehouse light, prompting user this sample has reached wetting balance steady state (SS), and now user can take out sample and tests accordingly.
Principle of the present utility model is: under sample being placed on sealing environment, and control constant temperature 30 DEG C, utilize potassium sulfate saturated solution under 30 DEG C of conditions, the characteristic of its relative humidity 96%, and the airflow circulating of inner microenvironment is realized by turbine cycles blower fan and proprietary air channel, and judged by the built-in product LOAD CELLS automatic Weighing that samples, realize sample and reach wetting balance fast, and obtain the standard model that relative humidity is 96%.
Operating process of the present utility model is: potassium sulfate saturated solution is injected potassium sulfate saturated solution pond, and pulverized specimen is positioned in sample bin, and system, by human interface software operation interface design temperature and example weight rate of change setting value, then starts sample preparation.Temperature controller controls the potassium sulfate saturated solution in heating potassium sulfate saturated solution pond, after reaching assigned temperature, start turbine cycles blower fan, sour potassium saturated solution pool surface air-flow is made to be blown into each sample room by blower fan by air channel, first slow down screen cloth bottom sample chamber, sample bin top and bottom adopt filter screen to seal, can ensure like this sample surfaces at utmost with the wetting balance process by air-flow, turn avoid sample to be blown because air-flow is excessive simultaneously, thus make air-flow weaken dispersion, then the even sample by sample bin, then through air channel, flow back into potassium sulfate saturated solution pool surface, thus form the circulation of air-flow, to reach the effect that ambient temperature and humidity balance is accelerated.
Meanwhile, the software systems of man-machine interface pass through acquisition module, the environment temperature sensor of a Real-time Collection sample bin and the epidemic disaster data of ambient humidity sensor, and the weight data of samples weighing sensor, when sample bin weight rate is less than setting value or the operator weight data change curve by man-machine interface, when judging sample passes, man-machine interface prompting respective sample storehouse sample sample preparation completes, status indicator lamp provides green simultaneously, signal sample preparation completes, and operating personnel can open chamber door and take out sample.
In addition, whole system data acquisition and monitoring are completed by man-machine interface, and operating personnel are by parameters such as man-machine interface setting solution pool control temperature, sample sample preparation standards (weight rate).Integrating temperature, humidity, the weight data in display each sample storehouse in real time in sample making course, and weight changing curve can shown in real time, be convenient to sample preparation operating personnel and better observe sample making course.
The beneficial effects of the utility model are:
The utility model solves temperature-controlled precision difference problem: customization miniwatt constent temperature heater, coordinates temperature sensors of high precision, improve temperature-controlled precision; Solve constant temperature problem of non-uniform: the cyclic design of proprietary air channel, ensures the temperature homogeneity at diverse location sample; Solve drawback hand-manipulated: built-in high-precision weighing sensor, automatic weighing judges, solves former craft and picks and places that the weighing precision that sample causes is poor, the time interval of weighing is not fixed and the problem such as test environment temperature fluctuation; Shorten the sample preparation time: proprietary air channel circulation coordinates with air flow turbine fan, realizes airflow circulating in constant-temperature constant-humidity environment inside, accelerates breeze sample and reaches wetting balance speed, shorten the sample preparation time.
Accompanying drawing explanation
Fig. 1 is described equilibrium humidity fast and stable instrument structural drawing;
Description of reference numerals
1 potassium sulfate saturated solution pond; 2 well heaters; 3 temperature sensors; 4 acquisition modules; 5 environment temperature sensors; 6 ambient humidity sensor; 7 sample bins; 8 deceleration screen clothes; 9 sample chambers; 10 samples weighing sensors; 11 turbine cycles blower fans; 12 air channels; 13 heat-insulation layers; 14 seal boxs; 15 man-machine interfaces; 16 temperature controllers; 17 status indicator lamps;
Embodiment
Embodiment
The utility model is further illustrated below in conjunction with accompanying drawing and preferred embodiment of the present utility model.
As shown in Figure 1, a kind of equilibrium humidity fast and stable instrument, comprises potassium sulfate saturated solution pond 1, well heater 2, temperature sensor 3, acquisition module 4, environment temperature sensor 5, ambient humidity sensor 6, sample bin 7, deceleration screen cloth 8, sample chamber 9, samples weighing sensor 10, turbine cycles blower fan 11, air channel 12, heat-insulation layer 13, seal box 14, man-machine interface 15, temperature controller 16 and status indicator lamp 17, sheathed heat-insulation layer 13 in described seal box 14, potassium sulfate saturated solution pond 1 is set bottom seal box 14, top, described potassium sulfate saturated solution pond 1 arranges multiple sample chamber 9, surface, potassium sulfate saturated solution pond 1 is connected to by air channel 12 between described sample chamber 9, described 12 mouthfuls, the air channel place being connected to surface, potassium sulfate saturated solution pond 1 arranges turbine cycles blower fan 11, bottom described sample chamber 9, deceleration screen cloth 8 is set, in the middle part of described sample chamber 9, sample bin 7 is set, described sample bin 7 bottom connects samples weighing sensor 10, top, described sample chamber 9 arranges environment temperature sensor 5 and ambient humidity sensor 6, described environment temperature sensor 5 and ambient humidity sensor 6 are connected to acquisition module 4, acquisition module 4 in addition one end connects the temperature sensor 3 stretching in potassium sulfate saturated solution pond 1, described seal box 14 side arranges man-machine interface 15, temperature controller 16 and status indicator lamp 17.Described man-machine interface 15 is connected with acquisition module 4 and temperature controller 16 by communication interface simultaneously, and described communication interface is RS485 communication interface.
Described man-machine interface 15 is connected with acquisition module 4 by RS485 communication interface, the communications protocol communication with it of acquisition module 4 is pressed by software systems, come in the data acquisition of environment temperature sensor 5 and ambient humidity sensor 6 and samples weighing sensor 10, meanwhile, also can by the light on and off of the output state of a control pilot lamp 17 of acquisition module 4; Described man-machine interface 15 is connected with temperature controller 16 by RS485 communication interface, is pressed the communications protocol communication with it of acquisition module 4, can set the design temperature of temperature controller 16 by software systems, controls operation and the stopping of temperature controller 16;
Man-machine interface 15 judge and control flow as follows:
Environment temperature, humidity are judged: man-machine interface 15 is according to user's set temperature value (being defaulted as 30 DEG C), the design temperature of temperature controller 16 is set, and judge the environment temperature of collection, if environment temperature is lower than set temperature value, heated by control temperature controller 16; If environment temperature is higher than set temperature value, heating is stopped by control temperature controller 16, man-machine interface 15 judges the ambient humidity value (being defaulted as 96%) gathered, if lower than 90%, then illustrate that in potassium sulfate saturated solution pond, potassium sulfate amount is very few, then in interface, point out user in potassium sulfate saturated solution pond, add potassium sulfate satisfy; Weight method wetting balance is judged: man-machine interface 15 collection samples the data of product weight sensor 10, and according to user setting the time interval (being defaulted as 24 hours) and weight rate (be defaulted as and be less than 2%) judge, if in the time interval of user's setting, weight rate is less than setting value, then be considered as reaching wetting balance, now, man-machine interface 15 controls the status indicator lamp 17 in counter sample storehouse 7 is lighted, prompting user this sample has reached wetting balance steady state (SS), and now user can take out sample and tests accordingly.
Operating process of the present utility model is: potassium sulfate saturated solution is injected potassium sulfate saturated solution pond 1, pulverized specimen is positioned in sample bin 7, system, by man-machine interface 15 software operation interface setting temperature and example weight rate of change setting value, then starts sample preparation.Temperature controller 16 controls the potassium sulfate saturated solution in heating potassium sulfate saturated solution pond 1, after reaching assigned temperature, start turbine cycles blower fan 11, sour potassium saturated solution pond 1 airflow on surface is made to be blown into each sample room by blower fan by air channel 12, first slow down screen cloth 8 bottom sample chamber 9, sample bin 7 top and bottom adopt filter screen 8 to seal, can ensure like this sample surfaces at utmost with the wetting balance process by air-flow, turn avoid sample to be blown because air-flow is excessive simultaneously, air-flow is made to weaken dispersion, then evenly by the sample of sample bin 7, then through air channel, flow back into potassium sulfate saturated solution pool surface, thus form the circulation of air-flow, to reach the effect that ambient temperature and humidity balance is accelerated.
Meanwhile, the software systems of man-machine interface 15 are by acquisition module 4, the environment temperature sensor 5 of Real-time Collection 6 sample bins and the epidemic disaster data of ambient humidity sensor 6, and the weight data of samples weighing sensor 10, when sample bin weight rate is less than setting value or the operator weight data change curve by man-machine interface 15, when judging sample passes, man-machine interface 15 points out respective sample storehouse 7 sample sample preparation to complete, status indicator lamp 17 provides green simultaneously, signal sample preparation completes, and operating personnel can open chamber door and take out sample.
In addition, whole system data acquisition and monitoring are completed by man-machine interface 15, and operating personnel set the parameter such as solution pool control temperature, sample sample preparation standard by man-machine interface 15.Integrating temperature, humidity, the weight data in display each sample storehouse 7 in real time in sample making course, and weight changing curve can shown in real time, be convenient to sample preparation operating personnel and better observe sample making course.
Principle of the present utility model is: under sample being placed on sealing environment, and control constant temperature 30 DEG C, utilize potassium sulfate saturated solution under 30 DEG C of conditions, the characteristic of its relative humidity 96%, and the airflow circulating of inner microenvironment is realized by turbine cycles blower fan 11 and proprietary air channel 12, and judged by built-in product LOAD CELLS 10 automatic Weighing that samples, realize sample and reach wetting balance fast, and obtain the standard model that relative humidity is 96%.
The utility model solves temperature-controlled precision difference problem: customization miniwatt constent temperature heater, coordinates temperature sensors of high precision, improve temperature-controlled precision; Solve constant temperature problem of non-uniform: the cyclic design of proprietary air channel, ensures the temperature homogeneity at diverse location sample; Solve drawback hand-manipulated: built-in high-precision weighing sensor, automatic weighing judges, solves former craft and picks and places that the weighing precision that sample causes is poor, the time interval of weighing is not fixed and the problem such as test environment temperature fluctuation; Shorten the sample preparation time: proprietary air channel circulation coordinates with air flow turbine fan, realizes airflow circulating in constant-temperature constant-humidity environment inside, accelerates breeze sample and reaches wetting balance speed, shorten the sample preparation time.
The above, be only the utility model preferred embodiment, therefore the scope that the utility model implements can not be limited according to this, the equivalence namely done according to the utility model the scope of the claims and description change with modify, all should still belong in scope that the utility model contains.
Claims (2)
1. an equilibrium humidity fast and stable instrument, is characterized in that: comprise potassium sulfate saturated solution pond, well heater, temperature sensor, acquisition module, environment temperature sensor, ambient humidity sensor, sample bin, deceleration screen cloth, sample chamber, samples weighing sensor, turbine cycles blower fan, air channel, heat-insulation layer, seal box, man-machine interface, temperature controller and status indicator lamp, sheathed heat-insulation layer in described seal box, potassium sulfate saturated solution pond is set bottom seal box, top, described potassium sulfate saturated solution pond arranges multiple sample chamber, potassium sulfate saturated solution pool surface is connected to by air channel between described sample chamber, the described wind passage mouth place being connected to potassium sulfate saturated solution pool surface arranges turbine cycles blower fan, deceleration screen cloth is set bottom described sample chamber, in the middle part of described sample chamber, sample bin is set, described sample bin bottom connects samples weighing sensor, top, described sample chamber arranges environment temperature sensor and ambient humidity sensor, described environment temperature sensor and ambient humidity sensor are connected to acquisition module, the other one end of acquisition module connects the temperature sensor stretching in potassium sulfate saturated solution pond, and described seal box side arranges man-machine interface, temperature controller and status indicator lamp, described man-machine interface is connected with acquisition module and temperature controller by communication interface simultaneously.
2. equilibrium humidity fast and stable instrument according to claim 1, is characterized in that: described communication interface is RS485 communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420535186.6U CN204129551U (en) | 2014-09-17 | 2014-09-17 | A kind of equilibrium humidity fast and stable instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420535186.6U CN204129551U (en) | 2014-09-17 | 2014-09-17 | A kind of equilibrium humidity fast and stable instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204129551U true CN204129551U (en) | 2015-01-28 |
Family
ID=52385891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420535186.6U Expired - Fee Related CN204129551U (en) | 2014-09-17 | 2014-09-17 | A kind of equilibrium humidity fast and stable instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204129551U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543770A (en) * | 2016-06-24 | 2018-01-05 | 梅特勒-托利多仪器（上海）有限公司 | Moisture teller and its application method |
| CN115371738A (en) * | 2022-09-07 | 2022-11-22 | 杭州希智电子有限公司 | Temperature and humidity carbon dioxide detector |
-
2014
- 2014-09-17 CN CN201420535186.6U patent/CN204129551U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107543770A (en) * | 2016-06-24 | 2018-01-05 | 梅特勒-托利多仪器（上海）有限公司 | Moisture teller and its application method |
| CN115371738A (en) * | 2022-09-07 | 2022-11-22 | 杭州希智电子有限公司 | Temperature and humidity carbon dioxide detector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107294495B (en) | A kind of experimental provision that photovoltaic module performance is influenced for studying dust accumulation and system | |
| CN104297453B (en) | A kind of robotization rock sample wetting-drying test instrument | |
| CN204129551U (en) | A kind of equilibrium humidity fast and stable instrument | |
| CN104458395B (en) | Pollution source with coating contamination resistance, coating contamination resistance testing method and automatic contamination device | |
| CN204575496U (en) | The gas diffusion test confined chamber of adjustable meteorologic parameter | |
| CN206399191U (en) | Novel high-frequency stove and infrared carbon sulfur analyzer | |
| CN104849309B (en) | Ratio of Specific Heats of Air intelligent tester and method of testing | |
| CN203011871U (en) | Testing device for heat insulation temperature difference of reflective insulation coating | |
| CN201237570Y (en) | Solarization climate test machine | |
| CN202903653U (en) | Simple experimental device for determining weather resistance of paint | |
| CN210180966U (en) | Suspended state thermal analysis test device | |
| CN202093135U (en) | Comprehensive simulating device for solar radiation and solar heat | |
| CN105511525B (en) | Plant growth infomation detection contrast experiment's device | |
| CN206725278U (en) | A kind of Atmospheric particulates dilution tunnel sampler | |
| CN205384527U (en) | Multichannel heater based on control of computer virtual instrument | |
| CN206875839U (en) | A kind of electric drying oven with forced convection | |
| CN201955217U (en) | Solar radiation tester | |
| CN110057867B (en) | Suspended state thermal analysis test device and test method | |
| CN208661163U (en) | A kind of high temperature aging test box under combinational environment | |
| CN209311368U (en) | A kind of automation dry and wet roadbed freezing and thawing circulating test device | |
| CN211122465U (en) | Concrete carbonization box | |
| CN206741262U (en) | A kind of xenon weatherometer control system | |
| CN106645595A (en) | Humidity generator based on osmosis process and working method for humidity generator | |
| CN208340744U (en) | A kind of car trim constant temperature and moisture test device | |
| CN207135655U (en) | Intelligent greenhouse control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20150917 |
|
| EXPY | Termination of patent right or utility model |