CN2657000Y - Ventilating radiation-proof thermohygrometer - Google Patents
Ventilating radiation-proof thermohygrometerInfo
- Publication number
- CN2657000Y CN2657000Y CN 03262427 CN03262427U CN2657000Y CN 2657000 Y CN2657000 Y CN 2657000Y CN 03262427 CN03262427 CN 03262427 CN 03262427 U CN03262427 U CN 03262427U CN 2657000 Y CN2657000 Y CN 2657000Y
- Authority
- CN
- China
- Prior art keywords
- temperature
- ventilator
- ventilation
- humidity
- air
- 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
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model relates to a ventilating and radiation resistant temperature and humidity instrument the structure of which is that a temperature and humidity transmitter and an inductive element are fixed in an internal blowing ventilator by a fixing bolt and then the internal blowing ventilator is hanged and fixed in an external blowing ventilator with the same center line by a fixing branch piece. The upper part of the external blowing ventilator is provided with a blowing motor and the rain and ventilation cover at the upper part of the ventilating motor is fixedly connected with the external blowing ventilator through the bolt. Two ends of a signal lead wire through the wall of the external blowing ventilator are respectively connected with the temperature and humidity transmitter and a data collection system. Using the high finishing surfaces of the internal and external blowing ventilators, the radiation energy from the sun is reflected and resisted to weaken the heating of the air around the temperature and humidity transmitter and the inductive element. The ventilating motor can remove the heated air by sun radiation in the internal and external blowing ventilators to make the temperature and humidity transmitter detect actual temperature and humidity of air, reducing error factors. The utility model has no hysteresis effect and is high in reliability, suitable for synchronous and precise measurement of the temperature and humidity of air by the scientific research, weather and environment detections.
Description
Technical field
The utility model relates to a kind of ventilation radiation proof humiture instrument.
Technical background
Meteorologic factors such as airborne temperature, humidity, wind speed, wind direction are the important parameters that reference is analyzed in weather forecast.Usually observation air themperature, humidity generally adopt " psychrometer " and " warm and humid sensor "." psychrometer " is according to reading and difference thereof dried, two thermometers of wet bulb, utilizes subordinate list can check in the relative humidity of air.The online instantaneity of its shortcoming is poor, and the hand labor amount is big." warm and humid sensor " is placed in thermometer screen or the shutter shield, and thermometer screen or shutter shield mostly are the non-forced ventilation device, and the inside and outside air exchange of casing is mainly leaned on the spontaneous current flowing mode.When gentle breeze or quiet wind, in the process of sun heating atmosphere, the non-heating simultaneously of air that thermometer screen is inside and outside, the bigger temperature difference just appears in the inside and outside aerial temperature and humidity of case; The 2nd, solar radiation is covered with heat effect strongly to thermometer screen or blinds, and casing is inhaled, thermolysis makes the asynchronous variation of air temperature, humidity that case is inside and outside, thereby has produced bigger difference.Because the stack of these two kinds of errors,, exist serious problem time lag with air temperature, the humidity value of reality at air temperature, the humidity value of co-altitude Continuous Observation in thermometer screen or the shutter shield.
The content of invention
The purpose of this utility model is to avoid above-mentioned the deficiencies in the prior art part, aim to provide a kind of meteorology, scientific research, environmental monitoring of more being applicable to air temperature, humidity are carried out accurately measuring synchronously, guarantee not have lag-effect, degree of confidence height, ventilation radiation proof humiture instrument.
The purpose of this utility model can realize by following measure
A kind of ventilation radiation proof humiture instrument, mainly form by rainproof ventilation cover, ventilation motor, inside and outside ventilator, warm and humid sensor, sensing element, data acquisition system (DAS), its structure is with set bolt warm and humid sensor, sensing element to be fixed in the interior ventilator earlier, fixing part is close to the outer inwall of inside and outside ventilator, in the unsettled separate ventilation tube that is fixed on same center line of interior ventilator.Ventilation motor is equipped with on separate ventilation tube top, is connected with power supply by lead, adopts bolt will place the rainproof ventilation cover on ventilation motor top and separate ventilation tube affixed; Signal lead passes the separate ventilation barrel, and two ends are connected with warm and humid sensor, data acquisition system (DAS) respectively.
Data acquisition system (DAS) is made up of Australian DT data acquisition unit series, storage card, computing machine, power supply.
The temperature sensitive member of sensing element adopts the accurate platinum resistance of PT100, and humidity sensing element adopts the macromolecule humicap.
The utility model has following advantage compared to existing technology:
1, the utility model adopts the inside and outside ventilator structure of surperficial best bright finish, can usable reflection, stop the heat effect of solar radiation to warm and humid sensor and warm and humid sensing element surrounding air.
2, the utility model adopts the few non-carbonate low-voltage direct current ventilation motor of consumed power, generally uses solar cell and storage battery power supply to get final product.Non-carbonate low-voltage direct current ventilation motor rotates no dead point, normal operating time is long, ventilation is big, can in time get rid of the heated air of inside and outside ventilator internal cause solar radiation, suck the air of ventilation tube port position down, make warm and humid sensing element detect actual air temperature, the humidity of ventilation tube port position, effectively eliminate effect time lag.
3, the utility model has adopted the dome-type housing to hide the rain measure on ventilator top, has isolated the precipitation influence, has improved accuracy.
4, the utility model versatility is good, not only can observe air temperature, the humidity of solid point, is particularly suitable for air temperature, the moist gradient observation of multilayer differing heights near the ground.Its simple installation, good stability, with a high credibility.
5, the utility model and data acquisition system (DAS) combination can be carried out full-automatic regularly, accurate continuous digital collection record to air themperature, the humidity of differing heights.
Description of drawings
Fig. 1 is a synoptic diagram of the present utility model
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing
Inside and outside ventilator 5, the 6 stainless steel cylinder that usefulness appearance smooth finish is higher, bore is different is made.With set bolt 8 warm and humid sensor 7 sensing elements 10 are fixed in the interior ventilator 5, what sensing element 10 adopted is accurate platinum resistance temperature sensitive member of PT100 and macromolecule humicap humidity sensing element.Fixing part 9 is close to the outer inwall of inside and outside ventilator (5,6), in the unsettled separate ventilation tube 6 that is fixed on same center line of interior ventilator 6.Ventilation motor 2 is equipped with on the top of separate ventilation tube 6, be connected with power supply by lead, adopt bolt 12 will place the rainproof ventilation cover 1 on ventilation motor 2 tops affixed with separate ventilation tube 6, signal lead 4 passes the separate ventilation barrel, two ends are connected with warm and humid sensor 7, data acquisition system (DAS) 11 respectively, and fixed support 3 are fixed on the support arm of required observed altitude.
Be installed in the ventilation radiation proof ventilation radiation proof humiture instrument in the natural atmosphere, when shining upon outside the ventilator cylindrical shell, most of emittance of the sun is reflected, stops by the surface of separate ventilation tube 6 best bright finishes, but still have the partial radiation energy to be absorbed by the separate ventilation tube is simplified, outer simplified temperature is raise; Separate ventilation tube barrel temperature again with the form of long-wave radiation energy to around and in ventilator 5 transmit, after the long-wave radiation energy was reflected, stops by interior ventilator barrel, penetrating inner tube wall, to arrive the emittance of warm and humid sensor quite faint; The ventilation motor 2 long-time places that are fixed on the portion on the separate ventilation tube 6 go into operation and make state, force the air in the inside and outside ventilator 5,6 evenly from bottom to top to flow all the time, to get rid of the heated air of inside and outside ventilator internal cause solar radiation energy; The air of porch, ventilator bottom constantly is inhaled into simultaneously, makes warm and humid sensor sensing element 10 in time detect down actual air temperature, the humidity of ventilation tube port position; Warm and humid sensor sensing element 10 constitutes with accurate temperature-sensitive platinum resistance and sensitive high molecular weight humicap; Accurate temperature-sensitive platinum resistance PT100 resistance varies with temperature and changes, and data acquisition counting circuit capture program converts accurate temperature-sensitive platinum resistance variable quantity to corresponding temperature value; The sensitive high molecular weight humicap changes electric capacity with humidity and changes thereupon, the change-over circuit of sensor converts the humicap variable quantity to corresponding humidity value, and utilize data acquisition unit on demand mode gather, store the data value that air themperature, humidity change automatically, carry out data analysis for units concerned, department.
Claims (2)
1, a kind of ventilation radiation proof humiture instrument, mainly be by rainproof ventilation cover (1), ventilation motor (2), inside and outside ventilator (5,6), warm and humid sensor (7), sensing element (10), data acquisition system (DAS) (11) is formed, it is characterized in that: use set bolt (8) warm and humid sensor (7), sensing element (10) is fixed in the interior ventilator (5), a fixing part (9) is close to inside and outside ventilator (5,6) outer inwall, in the unsettled separate ventilation tube (6) that is fixed on same center line of interior ventilator (6), ventilation motor (2) is equipped with on separate ventilation tube (6) top, be connected with power supply by lead, adopt bolt (12) will place the rainproof ventilation cover (1) on ventilation motor (2) top and separate ventilation tube (6) affixed; Signal lead (4) passes the separate ventilation barrel, and two ends are connected with warm and humid sensor (7), data acquisition system (DAS) (11) respectively.
2, by the described a kind of ventilation radiation proof humiture instrument of claim 1, it is characterized in that: what sensing element (10) adopted is the temperature-sensing element (device) of accurate platinum resistance temperature sensitive member of PT100 and macromolecule humicap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03262427 CN2657000Y (en) | 2003-06-23 | 2003-06-23 | Ventilating radiation-proof thermohygrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03262427 CN2657000Y (en) | 2003-06-23 | 2003-06-23 | Ventilating radiation-proof thermohygrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2657000Y true CN2657000Y (en) | 2004-11-17 |
Family
ID=34329343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03262427 Expired - Fee Related CN2657000Y (en) | 2003-06-23 | 2003-06-23 | Ventilating radiation-proof thermohygrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2657000Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200590A (en) * | 2010-12-31 | 2011-09-28 | 北京农业智能装备技术研究中心 | Radiation-proof shield for adaptive air temperature/humidity measurement |
| CN102495112A (en) * | 2011-11-11 | 2012-06-13 | 国家海洋技术中心 | Intelligent air temperature/humidity measuring device |
| CN103345003A (en) * | 2013-06-18 | 2013-10-09 | 上海长望气象科技有限公司 | Sonde anti-radiation device and method for obtaining medium altitude temperature by sonde |
| CN106017708A (en) * | 2016-07-30 | 2016-10-12 | 无锡信大气象传感网科技有限公司 | Heat storage prevention type temperature monitor |
| CN106199761A (en) * | 2016-08-12 | 2016-12-07 | 广东省气象探测数据中心 | A kind of ventilation shielding of instrument shelter |
| CN109752050A (en) * | 2019-02-28 | 2019-05-14 | 中国气象局气象探测中心 | A kind of outfield ventilation temperature moisture measurement standard and its measurement method |
| CN109814177A (en) * | 2019-03-18 | 2019-05-28 | 国家海洋技术中心 | A kind of temperature and humidity measuring instrument |
| CN109974791A (en) * | 2019-05-05 | 2019-07-05 | 海芯华夏（北京）科技股份有限公司 | A kind of radiation protection ventilator cowling of accurate measurement aerial temperature and humidity |
| CN110715689A (en) * | 2019-11-15 | 2020-01-21 | 江西省农业科学院农业经济与信息研究所 | Portable agricultural condition collection system |
-
2003
- 2003-06-23 CN CN 03262427 patent/CN2657000Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200590A (en) * | 2010-12-31 | 2011-09-28 | 北京农业智能装备技术研究中心 | Radiation-proof shield for adaptive air temperature/humidity measurement |
| CN102200590B (en) * | 2010-12-31 | 2013-03-13 | 北京农业智能装备技术研究中心 | Radiation-proof shield for adaptive air temperature/humidity measurement |
| CN102495112A (en) * | 2011-11-11 | 2012-06-13 | 国家海洋技术中心 | Intelligent air temperature/humidity measuring device |
| CN102495112B (en) * | 2011-11-11 | 2013-06-19 | 国家海洋技术中心 | Intelligent air temperature/humidity measuring device |
| CN103345003A (en) * | 2013-06-18 | 2013-10-09 | 上海长望气象科技有限公司 | Sonde anti-radiation device and method for obtaining medium altitude temperature by sonde |
| CN103345003B (en) * | 2013-06-18 | 2015-04-08 | 上海长望气象科技有限公司 | Sonde anti-radiation device and method for obtaining medium altitude temperature by sonde |
| CN106017708A (en) * | 2016-07-30 | 2016-10-12 | 无锡信大气象传感网科技有限公司 | Heat storage prevention type temperature monitor |
| CN106199761A (en) * | 2016-08-12 | 2016-12-07 | 广东省气象探测数据中心 | A kind of ventilation shielding of instrument shelter |
| CN109752050A (en) * | 2019-02-28 | 2019-05-14 | 中国气象局气象探测中心 | A kind of outfield ventilation temperature moisture measurement standard and its measurement method |
| CN109752050B (en) * | 2019-02-28 | 2023-12-05 | 中国气象局气象探测中心 | External field ventilation temperature and humidity measurement standard device and measurement method thereof |
| CN109814177A (en) * | 2019-03-18 | 2019-05-28 | 国家海洋技术中心 | A kind of temperature and humidity measuring instrument |
| CN109974791A (en) * | 2019-05-05 | 2019-07-05 | 海芯华夏（北京）科技股份有限公司 | A kind of radiation protection ventilator cowling of accurate measurement aerial temperature and humidity |
| CN110715689A (en) * | 2019-11-15 | 2020-01-21 | 江西省农业科学院农业经济与信息研究所 | Portable agricultural condition collection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |