CN103267706A - Portable air density tester for mine - Google Patents
Portable air density tester for mine Download PDFInfo
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- CN103267706A CN103267706A CN2013101533954A CN201310153395A CN103267706A CN 103267706 A CN103267706 A CN 103267706A CN 2013101533954 A CN2013101533954 A CN 2013101533954A CN 201310153395 A CN201310153395 A CN 201310153395A CN 103267706 A CN103267706 A CN 103267706A
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Abstract
The invention discloses a portable air density tester for a mine. The portable air density tester comprises a controlling part and a measuring part, wherein the front surface of the controlling part is provided with an input parameter display panel, an output parameter display panel and an operation control panel, an air duct extending from bottom surface to back surface is arranged in the controlling part, a fan is arranged at an outlet of the air duct at the back surface, the side surface of the controlling part is provided with a switch, an air pressure transducer is mounted in the air duct, the measuring part comprises a dry bulb thermometer and a wet bulb thermometer, the controlling part is arranged above the measuring part, an air passageway extending from bottom to top is arranged in the measuring part, an upper opening of the air passageway is connected with an inlet of the air duct at the bottom surface of the controlling part, and the front surface of the measuring part is provided with a dry bulb thermometer reading display zone and a wet bulb thermometer reading display zone. The air density tester for the mine provided by the invention enables workload of data processing in a traditional testing method to be reduced and provides a convenient approach for acquisition of air density parameters in the mine.
Description
Technical field
The present invention relates to a kind of mine ventilation parametric measurement equipment, relate in particular to a kind of mining portable air gravimetry instrument.
Background technology
In the daily ventilating management of mine (as mensuration of Mine Ventilation Resistance), the mensuration of underground air density is an important element task.
Atmospheric density assay method of the prior art is to utilize wet-and-dry bulb thermometer to measure wet and dry bulb temperature, calculate wet-bulb depression, table look-up and obtain relative air humidity, utilize dry-bulb temperature to table look-up to obtain the saturated vapor dividing potential drop under this temperature, after utilizing barometer to measure air pressure, calculate the atmospheric density of measuring point according to the atmospheric density computing formula, the whole operation process is loaded down with trivial details, it is bigger to measure back data processing work amount, and the mine downhole temperature generally is no more than 60 ℃, traditional mechanical type wet-and-dry bulb thermometer range is 0～100 ℃, and wide range must cause determining instrument to be not easy to carry; And the electronic air humidometer is insensitive for actual environment.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, easy to use, mining portable air gravimetry instrument that precision is high.
The objective of the invention is to be achieved through the following technical solutions:
Mining portable air gravimetry instrument of the present invention comprises control part and measurement section;
The front of described control part is provided with input parameter display panel, output parameter display panel, operation control panel, be provided with the air duct to the back side from following in the described control part, and air duct exit overleaf is provided with fan, the side of described control part is provided with switch, is provided with air pressure probe in the described air duct;
Described measurement section comprises dry bulb thermometer and wet bulb thermometer, described control part is located at the top of described measurement section, be provided with air flow channel from bottom to top in the described measurement section, the import of the air duct below the suitable for reading and described control part of described air flow channel is connected, and the front of described measurement section is provided with dry bulb thermometer reading viewing area and wet bulb thermometer reading viewing area.
As seen from the above technical solution provided by the invention, the mining portable air gravimetry instrument that the embodiment of the invention provides, obtain air pressure by air pressure probe, read dry humidity by dried, wet bulb thermometer, by calculating the corresponding saturated vapor dividing potential drop of mine down-hole measuring point there and then temperature, relative air humidity and atmospheric density behind the operation control panel input parameter, reduced the workload that data are handled in traditional assay method, for obtaining of mine air density parameter provides easy way.
Description of drawings
The Facad structure synoptic diagram of the mining portable air gravimetry instrument that Fig. 1 provides for the embodiment of the invention;
The structure synoptic diagram of the mining portable air gravimetry instrument that Fig. 2 provides for the embodiment of the invention;
Fig. 3 is the side structure synoptic diagram of control part in the embodiment of the invention.
1. input parameter display panels among the figure, 2. output parameter display panel, 3. operation control panel, 4. dry bulb thermometer, 5. wet bulb thermometer, 6. fan, 7. wind direction, 8. total power switch, 9. fan running switch.
Embodiment
To be described in further detail the embodiment of the invention below.
Mining portable air gravimetry instrument of the present invention, its preferable embodiment is:
Comprise control part and measurement section;
The front of described control part is provided with input parameter display panel, output parameter display panel, operation control panel, be provided with the air duct to the back side from following in the described control part, and air duct exit overleaf is provided with fan, the side of described control part is provided with switch, is provided with air pressure probe in the described air duct;
Described measurement section comprises dry bulb thermometer and wet bulb thermometer, described control part is located at the top of described measurement section, be provided with air flow channel from bottom to top in the described measurement section, the import of the air duct below the suitable for reading and described control part of described air flow channel is connected, and the front of described measurement section is provided with dry bulb thermometer reading viewing area and wet bulb thermometer reading viewing area.
Described input parameter display panel comprises air pressure viewing area, dry-bulb temperature viewing area and wet-bulb temperature viewing area.
Described output parameter display panel comprises saturated vapor dividing potential drop viewing area, relative air humidity viewing area and atmospheric density viewing area.
Described operation control panel comprises ten key, decimal key, delete key and acknowledgement key.
Described fan is connected with motor.
Described switch comprises total power switch, fan running switch.
Described control part is provided with explosion-protection equipment.
Portable air gravimetry instrument of the present invention can be used as the mine air density measuring device, adopts the input of semiautomatic control parameter, and the concrete principle of each several part and operation are as follows:
Show in the input parameter display panel that input parameter comprises air pressure, dry-bulb temperature and wet-bulb temperature, air pressure is directly obtained by described air pressure probe, dry-bulb temperature reads the back by dry bulb thermometer and directly imports by operation control panel, and wet-bulb temperature reads the back by wet bulb thermometer and directly imports by operation control panel.
Display parameter comprise saturated vapor dividing potential drop, relative air humidity and the atmospheric density of dry-bulb temperature correspondence in the output parameter display panel.
Operation control panel comprises ten key, decimal key, delete key and acknowledgement key.Fan is positioned at the back of control part, and fan is turned round by driven by motor, and the switch of control motor status is positioned at the right side of control part.
Dry bulb thermometer and described wet bulb thermometer are limited to 60 ℃ on measuring, and measurement lower limit is 0 ℃.
Control part adopts explosion-proof design.
The present invention can obtain air pressure by air pressure probe, read dry humidity by dried, wet bulb thermometer, by calculating the corresponding saturated vapor dividing potential drop of mine down-hole measuring point there and then temperature, relative air humidity and atmospheric density behind the operation control panel input parameter, reduced the workload that data are handled in traditional assay method, for obtaining of mine air density parameter provides easy way.
Specific embodiment:
As Fig. 1, Fig. 2, shown in Figure 3, open total power switch 8, air pressure is directly obtained the back demonstration by air pressure probe in the input parameter display panel 1.Open fan running switch 9, fan 6 rotates, it is mobile in the air flow channel of flow path direction 7 by fixedly dry bulb thermometer 4 and wet bulb thermometer 5 with the wind to drive air, treat that dry bulb thermometer 4 and wet bulb thermometer 5 registrations read dry-bulb temperature and wet-bulb temperature after stable, utilize the numerical key on the operation control panel 3 in input parameter display panel 1, to import dry-bulb temperature and wet-bulb temperature respectively, click at last that "enter" key" calculates on the operation control panel, saturated vapor dividing potential drop, relative humidity and the atmospheric density of trying to achieve are presented in the output parameter display panel 2.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (7)
1. a mining portable air gravimetry instrument is characterized in that, comprises control part and measurement section;
The front of described control part is provided with input parameter display panel, output parameter display panel, operation control panel, be provided with the air duct to the back side from following in the described control part, and air duct exit overleaf is provided with fan, the side of described control part is provided with switch, is provided with air pressure probe in the described air duct;
Described measurement section comprises dry bulb thermometer and wet bulb thermometer, described control part is located at the top of described measurement section, be provided with air flow channel from bottom to top in the described measurement section, the import of the air duct below the suitable for reading and described control part of described air flow channel is connected, and the front of described measurement section is provided with dry bulb thermometer reading viewing area and wet bulb thermometer reading viewing area.
2. mining portable air gravimetry instrument according to claim 1 is characterized in that, described input parameter display panel comprises air pressure viewing area, dry-bulb temperature viewing area and wet-bulb temperature viewing area.
3. mining portable air gravimetry instrument according to claim 2 is characterized in that, described output parameter display panel comprises saturated vapor dividing potential drop viewing area, relative air humidity viewing area and atmospheric density viewing area.
4. mining portable air gravimetry instrument according to claim 3 is characterized in that described operation control panel comprises ten key, decimal key, delete key and acknowledgement key.
5. according to each described mining portable air gravimetry instrument of claim 1 to 4, it is characterized in that described fan is connected with motor.
6. mining portable air gravimetry instrument according to claim 5 is characterized in that, described switch comprises total power switch, fan running switch.
7. mining portable air gravimetry instrument according to claim 6 is characterized in that described control part is provided with explosion-protection equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153395.4A CN103267706B (en) | 2013-04-27 | 2013-04-27 | Portable air density tester for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310153395.4A CN103267706B (en) | 2013-04-27 | 2013-04-27 | Portable air density tester for mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103267706A true CN103267706A (en) | 2013-08-28 |
| CN103267706B CN103267706B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310153395.4A Expired - Fee Related CN103267706B (en) | 2013-04-27 | 2013-04-27 | Portable air density tester for mine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976516A (en) * | 2017-11-22 | 2018-05-01 | 惠州市多普勒通信有限公司 | A kind of chemical industry detection device being convenient for carrying |
Citations (7)
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| US5485754A (en) * | 1994-04-21 | 1996-01-23 | Intek, Inc. | Apparatus and method for measuring the air flow component and water vapor component of air/water vapor streams flowing under vacuum |
| CN2795813Y (en) * | 2004-07-23 | 2006-07-12 | 北京农业信息技术研究中心 | Multifunction intelligent sensing transmitter |
| CN201540500U (en) * | 2009-11-03 | 2010-08-04 | 彭希南 | Grain storage temperature and humidity control recording instrument |
| CN101799464A (en) * | 2010-04-14 | 2010-08-11 | 三一电气有限责任公司 | Device and method for detecting air density |
| CN202057623U (en) * | 2011-05-23 | 2011-11-30 | 曹柏荣 | Multifunctional temperature and humidity measuring device based on ventilated wet-bulb and dry-bulb process |
| CN202886308U (en) * | 2012-10-19 | 2013-04-17 | 张旭 | Dry and wet bulb thermometer for mine |
| CN203249842U (en) * | 2013-04-27 | 2013-10-23 | 中国矿业大学(北京) | Portable mining air density determinator |
-
2013
- 2013-04-27 CN CN201310153395.4A patent/CN103267706B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5485754A (en) * | 1994-04-21 | 1996-01-23 | Intek, Inc. | Apparatus and method for measuring the air flow component and water vapor component of air/water vapor streams flowing under vacuum |
| CN2795813Y (en) * | 2004-07-23 | 2006-07-12 | 北京农业信息技术研究中心 | Multifunction intelligent sensing transmitter |
| CN201540500U (en) * | 2009-11-03 | 2010-08-04 | 彭希南 | Grain storage temperature and humidity control recording instrument |
| CN101799464A (en) * | 2010-04-14 | 2010-08-11 | 三一电气有限责任公司 | Device and method for detecting air density |
| CN202057623U (en) * | 2011-05-23 | 2011-11-30 | 曹柏荣 | Multifunctional temperature and humidity measuring device based on ventilated wet-bulb and dry-bulb process |
| CN202886308U (en) * | 2012-10-19 | 2013-04-17 | 张旭 | Dry and wet bulb thermometer for mine |
| CN203249842U (en) * | 2013-04-27 | 2013-10-23 | 中国矿业大学(北京) | Portable mining air density determinator |
Non-Patent Citations (2)
| Title |
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| 罗志勇: "精密空气密度测量仪的计量特性", 《现代仪器》 * |
| 罗志勇等: "便携式空气密度精密测量仪的研制", 《计量学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976516A (en) * | 2017-11-22 | 2018-05-01 | 惠州市多普勒通信有限公司 | A kind of chemical industry detection device being convenient for carrying |
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| Publication number | Publication date |
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| CN103267706B (en) | 2015-03-11 |
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