CN203298807U - Roadway air volume measuring instrument - Google Patents
Roadway air volume measuring instrument Download PDFInfo
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- CN203298807U CN203298807U CN2013203753051U CN201320375305U CN203298807U CN 203298807 U CN203298807 U CN 203298807U CN 2013203753051 U CN2013203753051 U CN 2013203753051U CN 201320375305 U CN201320375305 U CN 201320375305U CN 203298807 U CN203298807 U CN 203298807U
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Abstract
The utility model relates to a roadway air volume measuring instrument which comprises an air speed measuring module, a data processing module, a display module and a roadway sectional area measuring module. The air speed measuring module is in communication connection with a corresponding input port of the data processing module, the display module is in communication connection with an output port of the data processing module, and the roadway sectional area measuring module is in communication connection with a corresponding input port of the data processing module. The roadway air volume measuring instrument solves the problem that an existing air volume measuring instrument is inconvenient to operate and low in working efficiency.
Description
Technical field
The utility model relates to a kind of tunnel air-quantity measuring instrument.
Background technology
In Safety of Coal Mine Production, wherein an important process is strengthened underground ventilating exactly, has reached the purpose that reduces gas bearing capacity, guarantees safety in production, and wherein, the main performance assessment criteria of underground ventilating is exactly the underground ventilating amount.
Application number is one piece of patent " new mine product wind speed Air Flow Rate Instrument " of 201020158421.7, a kind of instrument that the tunnel air quantity is measured is disclosed, this Air Flow Rate Instrument comprise for the real-time wind speed that will detect be transformed into corresponding wind velocity signal air velocity transducer, will simulate signal condition unit that wind velocity signal processes, for the simulation wind velocity signal that will process, convert the A/D converter of the digital wind velocity signal of correspondence, the numeric keypad be used to inputting air port, position to be measured sectional area, the single-chip microcomputer of calculating air quantity and the display unit of demonstration air quantity to.
When this Air Flow Rate Instrument carries out air-quantity measuring, need manually input tunnel sectional area, then could according to wind speed and sectional area size, calculate air quantity by single-chip microcomputer, and by display unit, be shown inconvenient operation, inefficiency.
The utility model content
The purpose of this utility model is to provide a kind of tunnel air-quantity measuring instrument, in order to solve existing air-quantity measuring instrument inconvenient operation and ineffective problem.
For achieving the above object, scheme of the present utility model is: a kind of tunnel air-quantity measuring instrument, comprise anemometry module, data processing module and display module, described anemometry module is connected with the respective input mouth communication of described data processing module, described display module is connected with the output port communication of described data processing module, this tunnel air-quantity measuring instrument also is provided with the long-pending measurement module of a drift section, and the long-pending measurement module of described drift section is connected with the respective input mouth communication of described data processing module.
The long-pending measurement module of described drift section comprises the laser ranging module and be used to adjusting the stepping rotating shaft execution module that takes measurement of an angle of laser ranging module.
Described anemometry module is connected with described data processing module communication by the UART bus respectively with the long-pending measurement module of drift section.
Described display module is connected with described data processing module communication by RGB.
The beneficial effect that the utility model reaches: the utility model is provided with the long-pending measurement module of a drift section, by laser distance measuring principle, realize the measurement of basal area, do not need manually to input drift section long-pending, as long as press start button, just can automatically measure air force, operating process is convenient.Save manpower, improved work efficiency.
The accompanying drawing explanation
Fig. 1 is the structure principle chart of the utility model tunnel air-quantity measuring instrument;
Fig. 2 is the structural drawing of the long-pending measurement module of the utility model drift section;
Fig. 3 is the utility model laser distance measuring principle figure.
Embodiment
The utility model is described in more detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model comprises anemometry module, data processing module, the long-pending measurement module of drift section and display module, the anemometry module is connected with the respective input mouth communication of data processing module respectively with the long-pending measurement module of drift section, and display module is connected with the output port communication of data processing module.
In the present embodiment, the anemometry module is connected with the data processing module communication by the UART bus respectively with the long-pending measurement module of drift section, display module is connected with described data processing module communication by RGB, and data processing unit is used for being connected with computer communication by USB interface.
The long-pending measurement module of drift section comprises the laser ranging module and be used to adjusting the stepping rotating shaft execution module that takes measurement of an angle of laser ranging module.As shown in Figure 2, the laser ranging module can be configured to laser range finder to the long-pending measurement module of the drift section of the present embodiment, and 1 is the laser probe of laser range finder, and stepping rotating shaft execution module can be configured to stepper motor 2.
As Fig. 3, the A point is laser probe 1 loca, at first pass through Emission Lasers, measure the distance of any point A1 between A and tunnel, be assumed to L1, then laser probe 1 is under the driving of stepper motor 2, turn over a very little angle B, measure the A point to the distance L 2 between A2 point corresponding to this angle B, because angle B is very little, thereby the area of A, A1,3 closing faces that surround of A2 is: S again
1=L1*L2*sin (B/2).
Therefore, under the drive of stepper motor, laser probe moves in a circle, and after measuring a circle, resulting drift section is long-pending is: S=S
1+ S
2+ ... + Sn, obtain the air quantity data by calculating, and described Wind Coverage Calculation formula is: air quantity Q=S*V, and wherein S is that drift section is long-pending, V is wind speed.
After instrument of the present utility model was placed in and needs to measure place, air quantity tunnel (down-hole air measuring station), instrument powered on, and operating personnel enter the tunnel air measuring by touching " startup is measured " key on instrument panel, and the process of specifically doing is as follows:
(1) instrument powers on;
(2) touch " start and measure ", data processing module sends the measurement instruction to anemometry module and the long-pending measurement module of drift section simultaneously, wherein the laser ranging module in the long-pending measurement module of drift section is responsible for measuring the distance between laser probe and wall, stepping rotating shaft execution module is responsible for adjusting the taking measurement of an angle of laser ranging module (during measurement for clockwise), and the anemometry module is for measuring current tunnel wind speed;
(3) the long-pending measurement module of drift section and anemometry module are sent to data processing module by the UART bus by measurement data respectively, wherein stepping rotating shaft execution module is responsible for gathering the measurement data of laser ranging module, then data processing module is sent to display module by measurement data, and the 1st measurement finishes;
(4) take 3 degree as the measuring basis angle, adjust stepping rotating shaft execution module, change taking measurement of an angle of laser measurement module, circulate (3) 120 times, complete once complete tunnel air measuring;
(5) data processing module sends instruction to stepping rotating shaft execution module, makes it according to counterclockwise, return original position;
(6) data processing module calculates the drift section area;
(7) the wind speed mean value during the data processing module computation and measurement;
(8) data processing module calculates tunnel airflow value, tunnel air quantity=drift section area * wind speed;
(9) data processing module is sent to display module, display module display measurement result by the tunnel airflow value of calculating in (7);
(10) measure and finish, the instrument outage.
Claims (4)
1. tunnel air-quantity measuring instrument, comprise anemometry module, data processing module and display module, described anemometry module is connected with the respective input mouth communication of described data processing module, described display module is connected with the output port communication of described data processing module, it is characterized in that, this tunnel air-quantity measuring instrument also is provided with the long-pending measurement module of a drift section, and the long-pending measurement module of described drift section is connected with the respective input mouth communication of described data processing module.
2. tunnel according to claim 1 air-quantity measuring instrument, is characterized in that, the long-pending measurement module of described drift section comprises the laser ranging module and be used to adjusting the stepping rotating shaft execution module that takes measurement of an angle of laser ranging module.
3. tunnel according to claim 1 air-quantity measuring instrument, is characterized in that, described anemometry module is connected with described data processing module communication by the UART bus respectively with the long-pending measurement module of drift section.
4. tunnel according to claim 1 air-quantity measuring instrument, is characterized in that, described display module is connected with described data processing module communication by RGB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203753051U CN203298807U (en) | 2013-06-27 | 2013-06-27 | Roadway air volume measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203753051U CN203298807U (en) | 2013-06-27 | 2013-06-27 | Roadway air volume measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203298807U true CN203298807U (en) | 2013-11-20 |
Family
ID=49574812
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203753051U Expired - Lifetime CN203298807U (en) | 2013-06-27 | 2013-06-27 | Roadway air volume measuring instrument |
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| CN (1) | CN203298807U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884487A (en) * | 2014-03-04 | 2014-06-25 | 同济大学 | Photovoltaic passage ventilation quantity testing device |
| CN103968895A (en) * | 2014-04-22 | 2014-08-06 | 煤科集团沈阳研究院有限公司 | Underground coal mine air volume analyzer and analysis method |
| CN104792372A (en) * | 2015-03-25 | 2015-07-22 | 山东科技大学 | Wind measuring method for complex flow field roadway |
| CN105004374A (en) * | 2015-07-21 | 2015-10-28 | 河南理工大学 | Mine roadway wind-measuring instrument |
| CN105569715A (en) * | 2015-12-17 | 2016-05-11 | 煤炭科学技术研究院有限公司 | Regulation and monitoring system for air volume of air windows on coal mine |
| CN112377260A (en) * | 2020-10-22 | 2021-02-19 | 中国矿业大学 | Roadway full-section air quantity measuring system and method |
| CN112595270A (en) * | 2020-12-16 | 2021-04-02 | 国家能源集团宁夏煤业有限责任公司 | Roadway deformation monitoring method |
| CN113482723A (en) * | 2021-07-20 | 2021-10-08 | 北京科技大学 | Intelligent real-time monitoring device and method for air volume of underground coal mine roadway |
| CN114109470A (en) * | 2021-11-18 | 2022-03-01 | 中国矿业大学 | Mine roadway air quantity accurate measurement system and method |
-
2013
- 2013-06-27 CN CN2013203753051U patent/CN203298807U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884487A (en) * | 2014-03-04 | 2014-06-25 | 同济大学 | Photovoltaic passage ventilation quantity testing device |
| CN103884487B (en) * | 2014-03-04 | 2016-04-06 | 同济大学 | Photovoltaic passage wind quantity test device |
| CN103968895A (en) * | 2014-04-22 | 2014-08-06 | 煤科集团沈阳研究院有限公司 | Underground coal mine air volume analyzer and analysis method |
| CN103968895B (en) * | 2014-04-22 | 2015-11-04 | 煤科集团沈阳研究院有限公司 | A kind of underground coal mine air quantity analyser and analytical approach |
| CN104792372A (en) * | 2015-03-25 | 2015-07-22 | 山东科技大学 | Wind measuring method for complex flow field roadway |
| CN105004374A (en) * | 2015-07-21 | 2015-10-28 | 河南理工大学 | Mine roadway wind-measuring instrument |
| CN105569715A (en) * | 2015-12-17 | 2016-05-11 | 煤炭科学技术研究院有限公司 | Regulation and monitoring system for air volume of air windows on coal mine |
| CN112377260A (en) * | 2020-10-22 | 2021-02-19 | 中国矿业大学 | Roadway full-section air quantity measuring system and method |
| CN112377260B (en) * | 2020-10-22 | 2021-07-02 | 中国矿业大学 | Roadway full-section air quantity measuring system and method |
| CN112595270A (en) * | 2020-12-16 | 2021-04-02 | 国家能源集团宁夏煤业有限责任公司 | Roadway deformation monitoring method |
| CN113482723A (en) * | 2021-07-20 | 2021-10-08 | 北京科技大学 | Intelligent real-time monitoring device and method for air volume of underground coal mine roadway |
| CN114109470A (en) * | 2021-11-18 | 2022-03-01 | 中国矿业大学 | Mine roadway air quantity accurate measurement system and method |
| CN114109470B (en) * | 2021-11-18 | 2024-04-02 | 中国矿业大学 | Accurate measurement system and method for air quantity of mine tunnel |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450001 Henan city of Zhengzhou province high tech Industrial Development Zone Long Chun Road No. 10 Patentee after: GLTECH Co.,Ltd. Address before: 450001 Henan city of Zhengzhou province high tech Industrial Development Zone Long Chun Road No. 10 Patentee before: ZHEJIANG GUANGLI TECH DEVELOPMENT Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131120 |