CN201953375U - Coal-bed gas pressure measuring and recording device - Google Patents
Coal-bed gas pressure measuring and recording device Download PDFInfo
- Publication number
- CN201953375U CN201953375U CN2010205350615U CN201020535061U CN201953375U CN 201953375 U CN201953375 U CN 201953375U CN 2010205350615 U CN2010205350615 U CN 2010205350615U CN 201020535061 U CN201020535061 U CN 201020535061U CN 201953375 U CN201953375 U CN 201953375U
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- coal
- gas pressure
- bed gas
- data
- survey data
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- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000004880 explosion Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- 238000010223 real-time analysis Methods 0.000 abstract description 6
- 239000004973 liquid crystal related substance Substances 0.000 abstract 2
- 239000003245 coal Substances 0.000 description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005065 mining Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a coal-bed gas pressure measuring and recording device, which comprises an explosion-proof shell, a standard interface connected with a coal-bed gas pressure measuring gas collector, a coal-bed gas pressure measuring and recording module with a single chip microcomputer as the core, a liquid crystal display for displaying measured data, a data receiving device with an infrared communication interface and a communication interface for connecting with a computer and transmitting the data. The standard interface is connected with the coal-bed gas pressure measuring gas collector. By means of the coal-bed pressure measuring and recording module, the collection of the coal-bed gas pressure measuring data is achieved through corresponding sensors. By means of the data receiving device, the collected measuring data are received. The measured data are then displayed through the liquid crystal display. The coal-bed gas pressure measuring and recording device in the utility model can automatically measure and record coal-bed gas pressures, display the measured data and transmit the measured data to a computer for a real-time analysis.
Description
Technical field
The utility model relates to the coal mining field, relates in particular to a kind of coal-bed gas pressure surveying record device.
Background technology
At present, before coal mining, need accurately to grasp the content of gas in the coal seam,, accomplish to take out afterwards earlier and adopt, could guarantee the safety of coal mining like this if when coal seam gas-bearing capacity is high.
In the prior art, the most accurate, the effective method of measuring gas pressure in the coal seam is a pressure of measuring methane gas in the coal seam, the gatherer process of coal seam pressure measurement data as shown in Figure 1 in the prior art: at first make a call to a measured hole on the coal seam, to measure the gas collection steel pipe and insert this measured hole, with the clearance seal between measured hole and discharge, the end outside the discharge coal seam installs and measures pressure meter with fluid sealant; When the gas in the coal seam is deep in the discharge, just can obtain the pressure of methane gas in the coal seam by pressure meter.
But in the metering system of prior art, this pressure meter is to adopt the mechanical type gas gauge, show methane gas pressure by pointer, need regularly go into the well by the staff and read force value and record on the table, operate more loaded down with trivial details, and the point of record also can not so just cause the variation of coal-bed gas pressure can not carefully be grasped, and can not accomplish real-time analysis too much.
Summary of the invention
The utility model embodiment provides a kind of coal-bed gas pressure surveying record device, can measure automatically and record coal-bed gas pressure, can show survey data on the spot, also survey data can be sent to and carry out real-time analysis on the computer PC.
The utility model implements to provide a kind of coal-bed gas pressure surveying record device, it is characterized in that, described device comprises explosion-resistant enclosure, measure standard interface that discharge is connected with coal-bed gas pressure, with the single-chip microcomputer be core coal-bed gas pressure surveying record module, show survey data LCDs, have the infrared communication interface data sink, be used for being connected the communication interface of transmitting data with computer, wherein:
Described standard interface is measured discharge with coal-bed gas pressure and is connected, and adopts corresponding sensor to realize the collection of coal-bed gas pressure survey data by described coal-bed gas pressure surveying record module;
Receive the survey data of being gathered by described data sink, and show described survey data by described LCDs;
By described communication interface described survey data is transferred in the computer, and described survey data is analyzed by computer.
It is core that described coal-bed gas pressure surveying record module adopts the ATmega128 single-chip microcomputer, realizes the collection and the storage of coal-bed gas pressure survey data by corresponding sensor and pin-saving chip.
Described device also comprises temperature-measuring module, realizes the real-time measurement of described setting position environment temperature by described temperature-measuring module.
Described device adopts big capacity rechargeable battery power supply, can work alone for a long time in the down-hole to guarantee described device.
By the above-mentioned technical scheme that provides as can be seen, described coal-bed gas pressure surveying record device comprises explosion-resistant enclosure, measure the standard interface that discharge is connected with coal-bed gas pressure, with the single-chip microcomputer is the coal-bed gas pressure surveying record module of core, the LCDs that shows survey data, data sink with infrared communication interface, be used for being connected the communication interface of transmitting data with computer, wherein: described standard interface is measured discharge with coal-bed gas pressure and is connected, and adopts corresponding sensor to realize the collection of coal-bed gas pressure survey data by described coal-bed gas pressure surveying record module; Receive the survey data of being gathered by described data sink, and show described survey data by described LCDs; By described communication interface described survey data is transferred in the computer, and described survey data is analyzed by computer.Just can measure automatically and record by this device, can show survey data on the spot, also survey data can be sent to and carry out real-time analysis on the computer PC coal-bed gas pressure.
Description of drawings
Fig. 1 is the gatherer process structural representation of coal seam pressure measurement data in the prior art;
The structural representation of the coal-bed gas pressure surveying record device that Fig. 2 is provided for the utility model embodiment;
The course of work schematic diagram of monolithic microcomputer kernel in the example that Fig. 3 is enumerated for the utility model embodiment.
The specific embodiment
The utility model embodiment provides a kind of coal-bed gas pressure surveying record device, just can measure automatically and record by this device coal-bed gas pressure, can show survey data on the spot, also survey data can be sent to and carry out real-time analysis on the computer PC.
For better describing the utility model embodiment, now in conjunction with the accompanying drawings the specific embodiment of the present utility model is described, be illustrated in figure 2 as the structural representation of the coal-bed gas pressure surveying record device that the utility model embodiment provided, described device comprises explosion-resistant enclosure, measure the standard interface that discharge is connected with coal-bed gas pressure, with the single-chip microcomputer is the coal-bed gas pressure surveying record module of core, the LCDs that shows survey data, data sink with infrared communication interface, be used for being connected the communication interface of transmitting data with computer, wherein:
Described standard interface is measured discharge with coal-bed gas pressure and is connected, adopt corresponding sensor to realize the collection of coal-bed gas pressure survey data by described coal-bed gas pressure surveying record module, in the specific implementation process, adopting M20 * 1.5 standard interfaces to be used for measuring discharge with coal-bed gas pressure is connected, identical with traditional mechanical type gas surveying instrument with the connected mode of discharge, make the workman be convenient to accept and use.
Receive the survey data of being gathered by described data sink, and show described survey data by described LCDs, in the specific implementation process, the infrared communication interface can transmit out with survey data by over the horizon communication system; LCDs is used to show survey data, has reduced power consumption.
By described communication interface described survey data is transferred in the computer, and described survey data is analyzed, in the specific implementation process, can adopt the RSC-232 communication interface directly to be connected, transmit survey data with PC by computer; Also can adopt the RS-485 interface to make this device by the remote transmission data that are connected with PC of RS-485 bus.
It is core that described coal-bed gas pressure surveying record module adopts the ATmega128 single-chip microcomputer, realizes the collection and the storage of coal-bed gas pressure survey data by corresponding sensor and pin-saving chip.For instance, its operating principle schematic diagram as shown in Figure 3, among Fig. 3: the ATmega128 single-chip microcomputer is a high-performance low-power-consumption single-chip microcomputer, realizes the low power dissipation design of this device by the application of suitable sleep mode, by the normal operation of the whole device of this Single-chip Controlling.
At first, battery adopts the 9V rechargeable battery, realizes the power supply that whole device is stablized 5V by the LM2576 decompression voltage regulator; 24LC512 is the pin-saving chip of 12C type, can realize the real-time storage of a large amount of survey data, and data portion is lost after guaranteeing power down; The LCD12864 LCD is used to realize the demonstration of survey data, and its power consumption is the low-power consumption of the whole device of low guaranteed very; The CS8130 chip is that infrared communication drives control chip, transmits and receives diode VD1 and VD2 realization infrared communication by its control infrared rays; 4040PC series transmitter is realized the measurement to coal-bed gas pressure, and it adopts the 5V power supply, and voltage output has standard M20 * 1.5 interfaces, can measure discharge with gas pressure easily and be connected; DS18B20 is a high precision measuring temperature chip commonly used, real-time measurement that can implement device location circumstances temperature; This device also can expand the RS485 communication interface by the MAX485 chip, realizes the remote transmission of data; Expand the RSC232 interface by the MAX232 chip, convenient realization is connected communication with PC.
Said apparatus also can comprise temperature-measuring module, realizes the real-time measurement of described setting position environment temperature by described temperature-measuring module.
In addition, this device adopts special-purpose explosion-resistant enclosure under the coal mine, is applicable to that coal-face has the environment of gas; And this device adopts big capacity rechargeable battery power supply, adopts low power dissipation design, can work alone in the down-hole 21 days by assurance device.
By the device that present embodiment provided, just can measure automatically and record coal-bed gas pressure, can show survey data on the spot, also survey data can be sent to and carry out real-time analysis on the computer PC.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (4)
1. coal-bed gas pressure surveying record device, it is characterized in that, described device comprises explosion-resistant enclosure, measure standard interface that discharge is connected with coal-bed gas pressure, with the single-chip microcomputer be core coal-bed gas pressure surveying record module, show survey data LCDs, have the infrared communication interface data sink, be used for being connected the communication interface of transmitting data with computer, wherein:
Described standard interface is measured discharge with coal-bed gas pressure and is connected, and adopts corresponding sensor to realize the collection of coal-bed gas pressure survey data by described coal-bed gas pressure surveying record module;
Receive the survey data of being gathered by described data sink, and show described survey data by described LCDs;
By described communication interface described survey data is transferred in the computer, and described survey data is analyzed by computer.
2. device as claimed in claim 1 is characterized in that, it is core that described coal-bed gas pressure surveying record module adopts the ATmega128 single-chip microcomputer, realizes the collection and the storage of coal-bed gas pressure survey data by corresponding sensor and pin-saving chip.
3. device as claimed in claim 1 is characterized in that described device also comprises temperature-measuring module, realizes the real-time measurement of described setting position environment temperature by described temperature-measuring module.
4. device as claimed in claim 1 is characterized in that, described device adopts big capacity rechargeable battery power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205350615U CN201953375U (en) | 2010-09-17 | 2010-09-17 | Coal-bed gas pressure measuring and recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205350615U CN201953375U (en) | 2010-09-17 | 2010-09-17 | Coal-bed gas pressure measuring and recording device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201953375U true CN201953375U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205350615U Expired - Fee Related CN201953375U (en) | 2010-09-17 | 2010-09-17 | Coal-bed gas pressure measuring and recording device |
Country Status (1)
| Country | Link |
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| CN (1) | CN201953375U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018883A (en) * | 2014-06-05 | 2014-09-03 | 煤炭科学技术研究院有限公司 | On-line/off-line coal bed gas pressure monitoring and analyzing system |
| CN112240200A (en) * | 2020-11-18 | 2021-01-19 | 大庆科力远石油装备制造有限公司 | Wireless data transmission real-time monitor |
| CN113533126A (en) * | 2021-07-19 | 2021-10-22 | 中国矿业大学 | A one-stop gas content determination device and determination method in a coal mine |
-
2010
- 2010-09-17 CN CN2010205350615U patent/CN201953375U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104018883A (en) * | 2014-06-05 | 2014-09-03 | 煤炭科学技术研究院有限公司 | On-line/off-line coal bed gas pressure monitoring and analyzing system |
| CN104018883B (en) * | 2014-06-05 | 2016-03-09 | 煤炭科学技术研究院有限公司 | A kind of on-line/off-line coal-bed gas pressure monitoring analysis system |
| CN112240200A (en) * | 2020-11-18 | 2021-01-19 | 大庆科力远石油装备制造有限公司 | Wireless data transmission real-time monitor |
| CN113533126A (en) * | 2021-07-19 | 2021-10-22 | 中国矿业大学 | A one-stop gas content determination device and determination method in a coal mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20120917 |