CN201749070U - Moisture-absorption-material weight change monitoring device - Google Patents
Moisture-absorption-material weight change monitoring device Download PDFInfo
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- CN201749070U CN201749070U CN2010202435931U CN201020243593U CN201749070U CN 201749070 U CN201749070 U CN 201749070U CN 2010202435931 U CN2010202435931 U CN 2010202435931U CN 201020243593 U CN201020243593 U CN 201020243593U CN 201749070 U CN201749070 U CN 201749070U
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Abstract
The utility model discloses a moisture-absorption-material weight change monitoring device, comprising a monitoring room provided with a monitoring system. The monitoring system comprises a humidity sensing unit, a quality sensing unit, a control processing unit and a monitoring result output unit, and the signal output ends of a humidity sensor and a weighing sensor are respectively connected with the signal input end of the control processing unit. The signal output end of the control processing unit is connected with the signal input end of the monitoring result output unit. When in use, the humidity size of the monitoring room is regulated by a humidification device or a dehumidification device; the humidity sensor is used for determining the humidity of the monitoring room, and the weighing sensor is used for determining the material weight; the obtained humidity and quality signals are transferred to the control processing unit and are output by the monitoring result output unit, so the weight change of moisture-absorption material is accurately determined in real time; and experiment staff can easily obtain precise data and research the quality change rule of moisture-absorption material changed with humidity. The whole device has the advantages of high degree of automation, convenient and reliable data acquisition and good practicality.
Description
Technical field
The utility model relates to a kind of device, particularly a kind of monitoring device of the weight change after can the moisture absorption of at-once monitor material.
Background technology
Hygroscopic material (having the material that absorbs and discharge moisture content) is responsive especially for the variation of humidity in the environment, can absorb according to the variation of ambient humidity or release moisture content, thereby change their original state.When material finally reached equilibrium state, they will be in, and steady state (SS) stops to absorb and release moisture content, that is to say to have reached the wet balance (EMC) of enthalpy, and was at this moment, very little to its influence under special temperature and the relative humidity.Air absorbs moisture content again from material when relative humidity begins to descend, to keep its enthalpy balance that wets, it will crumple after material loses moisture content, and modification becomes fragile, be easy to dissolving etc., the generation of these problems not only influences material, also influences machinery and equipment simultaneously, finishes operation, appearance, and weight and quality.
Common hygroscopic material comprises timber, woodwork, paper, paper products, textile, leather and fur products, fictile, food and medicine etc.The material hygroscopic nature is relevant with its chemical composition and structure.And for Inorganic Non-metallic Materials, hydroscopicity is except outside the Pass the surface chemical property with material has, and also relevant with material microstructure, if the crinosity pore, its wettability power is just more intense, in addition also and the diameter and the structurally associated of pore.For high-molecular organic material also is like this.Also there is the character of adsorbed water molecule the metal surface, and is relevant with the character and the surface structure state of metallic element.
Investigate the weight change of material in the specified moisture environment, become the important category of material physical properties research.
Material is in suction or dehydration process, and weight change is small, causes the inaccurate and weighing difficulty of weighing easily.Adding materials repeatedly on weighing device strengthens weighing error, and, place physical environment to carry out associative operation material, the environmental baseline instability, the reliability of measurement result is all lower.
Be necessary to provide a kind of hygroscopic material weight change monitoring device, can accurately measure the variation of hygroscopic material weight in the specified moisture environment in real time, and with measurement result with the output of data or picture and text form, help the experimenter to obtain precise information and also study the hygroscopic material mass change rule that changes with humidity, apparatus structure is simple simultaneously, is easy to realize.
The utility model content
In view of this, the purpose of this utility model provides a kind of hygroscopic material weight change monitoring device, can accurately measure the variation of hygroscopic material weight in the specified moisture environment in real time, and with measurement result with the output of data or picture and text form, help the experimenter to obtain precise information and also study the hygroscopic material mass change rule that changes with humidity, apparatus structure is simple simultaneously, is easy to realize.
Hygroscopic material weight change monitoring device of the present utility model comprises the monitoring chamber, and the monitoring chamber is provided with monitoring system, and described monitoring system comprises humidity sensor unit, mass sensitivity unit, controlled processing unit and monitoring result output unit; It is indoor that humidity sensor unit and mass sensitivity unit all are arranged at monitoring;
The humidity sensor unit comprises humidity sensor, and the mass sensitivity unit comprises LOAD CELLS and the weighing platform that is arranged on the LOAD CELLS;
The signal output part of humidity sensor and the signal output part of LOAD CELLS link to each other with the signal input part of controlled processing unit respectively, and the signal output part of controlled processing unit links to each other with the signal input part of monitoring result output unit.
Further, described controlled processing unit comprises analog to digital converter and processor controls, the signal output part of humidity sensor and the signal output part of LOAD CELLS link to each other with the signal input part of analog to digital converter respectively, and the signal output part of analog to digital converter links to each other with the signal input part of processor controls;
Further, described processor controls is the AVR processor;
Further, described monitoring result output unit comprises PC, display and printer, the signal output part of processor controls links to each other with the signal input part of PC by RS-232 interface, and the signal output part of PC links to each other with the signal input part of monitor signal input end and printer respectively;
Further, also comprise the humidity regulation assembly, described humidity regulation assembly comprises humidifier, and humidifier is provided with humidification control unit, and the instruction output end of controlled processing unit links to each other with the instruction input end of humidification control module;
Further, described humidity regulation assembly also comprises dehydrating breather, and dehydrating breather is provided with the moisture absorption control module, and the instruction output end of controlled processing unit links to each other with the instruction input end of moisture absorption control module;
Further, described humidification control module comprises the humidification motor-operated control valve, and described moisture absorption control module comprises the moisture absorption motor-operated control valve;
The instruction output end of controlled processing unit links to each other with the command reception end of humidification motor-operated control valve and the command reception end of moisture absorption motor-operated control valve respectively.
The beneficial effects of the utility model: hygroscopic material weight change monitoring device of the present utility model comprises the monitoring chamber, the monitoring chamber is provided with monitoring system, and described monitoring system comprises humidity sensor unit, mass sensitivity unit, controlled processing unit and monitoring result output unit; The humidity sensor unit comprises humidity sensor, and the mass sensitivity unit comprises LOAD CELLS and the weighing platform that is arranged on the LOAD CELLS; The signal output part of humidity sensor and the signal output part of LOAD CELLS link to each other with the signal input part of controlled processing unit respectively, and the signal output part of controlled processing unit links to each other with the signal input part of monitoring result output unit; During use, regulate monitoring chamber humidity size by damping device or dehydrating unit, adopt humidity sensor The real time measure monitoring chamber humidity, adopt LOAD CELLS The real time measure hygroscopic material weight, gained moisture signal and quality signal pass to controlled processing unit respectively, controlled processing unit is converted into signal the data of readable form again and exports by the monitoring result output unit, realized that the accurate in real time of hygroscopic material weight change measured in the specified moisture environment, help the experimenter to obtain precise information and also study the hygroscopic material mass change rule that changes with humidity, whole apparatus structure is simple, easy and simple to handle, the automaticity height, be easy to realize that data are obtained convenient and reliable, practicality is good.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Fig. 1 is the inner structure synoptic diagram of the utility model monitoring chamber;
Fig. 2 is the utility model schematic diagram.
Embodiment
Fig. 1 is the inner structure synoptic diagram of the utility model monitoring chamber; Fig. 2 is the utility model schematic diagram.
As shown in the figure:
The hygroscopic material weight change monitoring device of present embodiment comprises monitoring chamber 1, and monitoring chamber 1 is provided with monitoring system, and described monitoring system comprises humidity sensor unit, mass sensitivity unit, controlled processing unit 6 and monitoring result output unit 13; It is indoor that humidity sensor unit and mass sensitivity unit all are arranged at monitoring; The humidity sensor unit comprises humidity sensor 2, the mass sensitivity unit comprises LOAD CELLS 5 and the weighing platform 8 that is arranged on the LOAD CELLS, the signal output part of the signal output part of humidity sensor 2 and LOAD CELLS 5 links to each other with the signal input part of controlled processing unit 6 respectively, and the signal output part of controlled processing unit 6 links to each other with the signal input part of monitoring result output unit 13; During use, the operator regulates monitoring chamber humidity size by damping device or dehydrating unit, based on the transducer sensitivity height, measurement result is characteristics accurately and reliably, adopt humidity sensor The real time measure monitoring chamber humidity, adopt LOAD CELLS The real time measure hygroscopic material weight, gained moisture signal and quality signal pass to controlled processing unit respectively, controlled processing unit is converted into signal the data of readable form again and exports by the monitoring result output unit, when humidity reaches required standard, stopping humidification or moisture absorption operation gets final product, realized the accurate in real time mensuration of the variation of hygroscopic material weight in the specified moisture environment, measurement result is with data or the output of picture and text form, also research is with the hygroscopic material mass change rule of humidity variation to help the experimenter to obtain precise information, and whole apparatus structure is simple, and is easy and simple to handle, the automaticity height, be easy to realize that data are obtained convenient and reliable, practicality is good.According to actual needs, the operator can be convenient to temperature adjusting with constant temperature oven as the monitoring chamber.
Further improvement as previous embodiment, described controlled processing unit comprises analog to digital converter 61 and processor controls 62, the signal output part of the signal output part of humidity sensor 2 and LOAD CELLS 5 links to each other with the signal input part of analog to digital converter 61 respectively, the signal output part of analog to digital converter 61 links to each other with the signal input part of processor controls 62, advantage simple in structure, that energy consumption is low, volume is little that analog to digital converter and processor controls all have, antijamming capability is strong simultaneously, the precision height, signal receives conversion more accurately and reliably.Processor controls can be preferably the AVR processor, and instruction execution speed is fast, and practicality is higher.
Further improvement as previous embodiment, described monitoring result output unit comprises PC 9, display 10 and printer 11, the signal output part of processor controls 62 links to each other with the signal input part of PC 9 by RS-232 interface 12, and the signal output part of PC 9 links to each other with the signal input part of display 10 signal input parts and printer 11 respectively; This structure is convenient to human observer and is carried out data analysis and processing, and result promptly can show on display, also can export by printing type, and man-machine conversation is effective, uses more convenient.In the present embodiment, it is outdoor that PC, display and printer all are arranged at monitoring, the operator need not to open and close the monitoring chamber also can obtain monitoring result, avoid experimental situation stable caused interference, reducing the chamber of monitoring simultaneously takes up room, the resource utilization height, certainly, PC, display and printer also can be arranged in the sensing chamber.
Further improvement as previous embodiment also comprises humidity regulation assembly 3, and described humidity regulation assembly 3 comprises humidifier 31, and humidifier is provided with humidification control unit 4, and the instruction output end of controlled processing unit links to each other with the instruction input end of humidification control module 4; The humidifier cost is low, is convenient to obtain, and easy to use, the humidification control module is set on humidifier, the operator can be by the automatic control of controlled processing unit realization to humidifier, and automaticity is higher.
As the further improvement of previous embodiment, described humidity regulation assembly 3 also comprises dehydrating breather 32, and dehydrating breather is provided with moisture absorption control module 7, and the instruction output end of controlled processing unit links to each other with the command reception end of moisture absorption control module; When the humidity of monitoring chamber is too high, humidity sensor feeds back to controlled processing unit with moisture signal, controlled processing unit sends the moisture absorption instruction to the moisture absorption control module, dehydrating breather starts and moisture absorption, after humidity reached desired level, controlled processing unit sent halt instruction to the moisture absorption control module, and dehydrating breather quits work, the structure that dehydrating breather matches with humidifier can make the humidity of monitoring chamber reach desired level fast, and humidity regulation is more quick and convenient.
As the further improvement of previous embodiment, described humidification control module 4 comprises humidification motor-operated control valve 41, and described moisture absorption control module comprises moisture absorption motor-operated control valve 71; The instruction output end of processor controls links to each other with the command reception end of humidification motor-operated control valve 41 and the command reception end of moisture absorption motor-operated control valve 71 respectively in the controlled processing unit 6.Electric actuator and motor-operated control valve matched merges the robotization control that is used for humidifier and dehumidifier, and simple to operate being easy to realized, humidification and dehumidifying precision height, and practicality is good.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (7)
1. hygroscopic material weight change monitoring device, it is characterized in that: comprise monitoring chamber (1), monitoring chamber (1) is provided with monitoring system, and described monitoring system comprises humidity sensor unit, mass sensitivity unit, controlled processing unit (6) and monitoring result output unit (13); It is indoor that humidity sensor unit and mass sensitivity unit all are arranged at monitoring;
The humidity sensor unit comprises humidity sensor (2), the mass sensitivity unit comprises LOAD CELLS (5) and is arranged at weighing platform (8) on the LOAD CELLS, the signal output part of the signal output part of humidity sensor (2) and LOAD CELLS (5) links to each other with the signal input part of controlled processing unit (6) respectively, and the signal output part of controlled processing unit (6) links to each other with the signal input part of monitoring result output unit (13).
2. hygroscopic material weight change monitoring device according to claim 1, it is characterized in that: described controlled processing unit comprises analog to digital converter (61) and processor controls (62), the signal output part of the signal output part of humidity sensor (2) and LOAD CELLS (5) links to each other with the signal input part of analog to digital converter (61) respectively, and the signal output part of analog to digital converter (61) links to each other with the signal input part of processor controls (62).
3. hygroscopic material weight change monitoring device according to claim 2 is characterized in that: described processor controls (62) is the AVR processor.
4. hygroscopic material weight change monitoring device according to claim 3, it is characterized in that: described monitoring result output unit (13) comprises PC (9), display (10) and printer (11), the signal output part of processor controls (62) links to each other with the signal input part of PC (9) by RS-232 interface (12), and the signal output part of PC (9) links to each other with the signal input part of display (10) signal input part and printer (11) respectively.
5. according to the described hygroscopic material weight change of the arbitrary claim of claim 1 to 4 monitoring device, it is characterized in that: also comprise humidity regulation assembly (3), described humidity regulation assembly (3) comprises humidifier (31), humidifier is provided with humidification control unit (4), and the instruction output end of controlled processing unit links to each other with the instruction input end of humidification control module (4).
6. hygroscopic material weight change monitoring device according to claim 5, it is characterized in that: described humidity regulation assembly also comprises dehydrating breather (32), dehydrating breather is provided with moisture absorption control module (7), and the instruction output end of controlled processing unit links to each other with the instruction input end of moisture absorption control module (7).
7. hygroscopic material weight change monitoring device according to claim 6 is characterized in that: described humidification control module comprises humidification motor-operated control valve (41), and described moisture absorption control module comprises moisture absorption motor-operated control valve (71);
The instruction output end of controlled processing unit (6) links to each other with the command reception end of humidification motor-operated control valve (41) and the command reception end of moisture absorption motor-operated control valve (71) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010202435931U CN201749070U (en) | 2010-06-30 | 2010-06-30 | Moisture-absorption-material weight change monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202435931U CN201749070U (en) | 2010-06-30 | 2010-06-30 | Moisture-absorption-material weight change monitoring device |
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| CN201749070U true CN201749070U (en) | 2011-02-16 |
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| CN2010202435931U Expired - Fee Related CN201749070U (en) | 2010-06-30 | 2010-06-30 | Moisture-absorption-material weight change monitoring device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252932A (en) * | 2010-12-13 | 2011-11-23 | 中国建筑材料科学研究总院 | Performance testing equipment for humidifying function material and testing method |
| CN102435286A (en) * | 2011-10-09 | 2012-05-02 | 常熟市佳衡天平仪器有限公司 | Usage of scale with humidifying function |
| CN102721624A (en) * | 2012-06-15 | 2012-10-10 | 科勒(中国)投资有限公司 | Method for testing splashing of counter basin |
| CN104931377A (en) * | 2015-05-29 | 2015-09-23 | 东莞玖龙纸业有限公司 | Method for detecting moisture regaining property of packaging raw paper |
| CN105547902A (en) * | 2015-12-14 | 2016-05-04 | 贵州中烟工业有限责任公司 | Method for determination of moisture-proof curve of tobacco capsules |
| CN107505222A (en) * | 2017-04-20 | 2017-12-22 | 佛山市顺德区特普高实业有限公司 | A kind of drier water absorption rate high speed tester |
| RU2661409C2 (en) * | 2012-10-09 | 2018-07-16 | Алениа Аэрмакки С.п.А. | System and method for measuring absorbed humidity in composite material |
| CN108444857A (en) * | 2018-06-08 | 2018-08-24 | 天津市生态环境监测中心 | A kind of portable exhaust gas water capacity gravimetric detemination instrument |
| CN109030273A (en) * | 2018-07-30 | 2018-12-18 | 盐城帝佳妮服饰有限公司 | A kind of raw material humidity detection device for shoes production |
| CN111089820A (en) * | 2018-10-23 | 2020-05-01 | 宁波方太厨具有限公司 | Device and method for testing moisture absorption performance of anti-condensation coating |
| CN113200228A (en) * | 2021-06-22 | 2021-08-03 | 芜湖顶贴电子有限公司 | Method for preventing welding spot cavity defect treatment |
| CN116007124A (en) * | 2023-02-22 | 2023-04-25 | 珠海格力电器股份有限公司 | Detection method and humidifier |
-
2010
- 2010-06-30 CN CN2010202435931U patent/CN201749070U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252932B (en) * | 2010-12-13 | 2013-04-17 | 中国建筑材料科学研究总院 | Performance testing equipment for humidifying function material and testing method |
| CN102252932A (en) * | 2010-12-13 | 2011-11-23 | 中国建筑材料科学研究总院 | Performance testing equipment for humidifying function material and testing method |
| CN102435286A (en) * | 2011-10-09 | 2012-05-02 | 常熟市佳衡天平仪器有限公司 | Usage of scale with humidifying function |
| CN102721624A (en) * | 2012-06-15 | 2012-10-10 | 科勒(中国)投资有限公司 | Method for testing splashing of counter basin |
| RU2661409C2 (en) * | 2012-10-09 | 2018-07-16 | Алениа Аэрмакки С.п.А. | System and method for measuring absorbed humidity in composite material |
| CN104931377A (en) * | 2015-05-29 | 2015-09-23 | 东莞玖龙纸业有限公司 | Method for detecting moisture regaining property of packaging raw paper |
| CN105547902A (en) * | 2015-12-14 | 2016-05-04 | 贵州中烟工业有限责任公司 | Method for determination of moisture-proof curve of tobacco capsules |
| CN107505222A (en) * | 2017-04-20 | 2017-12-22 | 佛山市顺德区特普高实业有限公司 | A kind of drier water absorption rate high speed tester |
| CN108444857A (en) * | 2018-06-08 | 2018-08-24 | 天津市生态环境监测中心 | A kind of portable exhaust gas water capacity gravimetric detemination instrument |
| CN109030273A (en) * | 2018-07-30 | 2018-12-18 | 盐城帝佳妮服饰有限公司 | A kind of raw material humidity detection device for shoes production |
| CN111089820A (en) * | 2018-10-23 | 2020-05-01 | 宁波方太厨具有限公司 | Device and method for testing moisture absorption performance of anti-condensation coating |
| CN113200228A (en) * | 2021-06-22 | 2021-08-03 | 芜湖顶贴电子有限公司 | Method for preventing welding spot cavity defect treatment |
| CN116007124A (en) * | 2023-02-22 | 2023-04-25 | 珠海格力电器股份有限公司 | Detection method and humidifier |
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Granted publication date: 20110216 Termination date: 20110630 |