CN203177842U - A well wall deformation parameter detecting system based on the control of an ATMEGA128 - Google Patents
A well wall deformation parameter detecting system based on the control of an ATMEGA128 Download PDFInfo
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- CN203177842U CN203177842U CN 201320141767 CN201320141767U CN203177842U CN 203177842 U CN203177842 U CN 203177842U CN 201320141767 CN201320141767 CN 201320141767 CN 201320141767 U CN201320141767 U CN 201320141767U CN 203177842 U CN203177842 U CN 203177842U
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Abstract
The utility model discloses a well wall deformation parameter detecting system based on the control of an ATMEGA128. The well wall deformation parameter detecting system comprises a data acquiring part, a data transmitting part, and a data processing part. The data acquiring part comprises multiple pressure sensor modules which are mounted on the well wall, a signal conditioning circuit, and a microcontroller. The data transmitting part comprises a unibus, a RS485 bus, and a RS232 bus. The data processing part comprises a host computer monitoring system. The signal output ends of the multiple pressure sensor modules are connected with the signal input ends of the signal conditioning circuits and pressures data is amplified and filtered. The signal output ends of the signal conditioning circuit are connected with the microcontroller through the unibus. The microcontroller transmits received data to the host computer monitoring system. The well wall deformation parameter detecting system is capable of easily achieving a fact that a manager timely knows current pressure monitoring data of the well wall deformation anytime anywhere and instantly preventing unnecessary safety accidents caused by well wall deformation.
Description
Technical field
The utility model relates to borehole wall safety monitoring field, colliery, is specially a kind of borehole wall deformation parameter detection system based on ATMEGA128 control.
Background technology
Along with the progressively development of China's economy, the coal mining technology develops to the direction of high-yield and high-efficiency gradually.But along with mining depth and output continue to increase, the mine hoisting equipment, problems such as borehole wall distortion also can take place, and cause heavy losses, have had a strong impact on Coal Production plan and life threatening safety.The most underground water table in present domestic colliery has sedimentation in various degree, nearly hundred meters of the declines that has, the production in harm colliery and miner's life security.The detection to borehole wall distortion situation is not also carried out in a lot of collieries, and this will be very big potential safety hazard in long-term production.Therefore to carry out comprehensive on-line real time monitoring prediction to pit shaft borehole wall system etc. in this case, accomplish to provide for a rainy day, prevent the generation of various security incidents.
(1) because the bottom in mining area contains water level to be reduced always, the vertical extra-stress that is produced by the formation consolidation compression is increasing, and its safety margin is in continuous minimizing, and the concrete stress of the borehole wall is increasing.Imbedding testing sensor in compressible borehole wall section, go to observe and measure concrete to the variation of pressure, is the basic ideas of judging current sidewall safety.
(2) 1. along with the compression of the draining formation consolidation in water-bearing zone (end contains), the stratum has applied a vertical negative friction to pit shaft, when this negative friction runs up to certain value, certain weak part in the borehole wall (multidigit in basement rock and on cover near the surface of contact of unconsolidated formation) vertical fail in compression appearred; 2. now the underground water table of some mines has descended manyly, and the depression of certain degree has taken place on the face of land.Judge that according to the relation of shaft lining breakage and underground water table and ground settlement the mine tube borehole wall is in comparatively dangerous stress state.
Described borehole wall deformation detection system is made of master controller, 485 buses and unibus driving circuit, spoke load sensor, signal conditioning circuit; Unibus links to each other with the spoke load sensor, and 485 buses link to each other with supervisory system.
The utility model content
The utility model purpose provides a kind of borehole wall deformation parameter detection system based on ATMEGA128 control, can't more early find the problem of potential safety hazard to solve existing borehole wall safety detection technology.
In order to achieve the above object, the technical scheme that adopts of the utility model is:
Borehole wall deformation parameter detection system based on ATMEGA128 control, comprise data acquisition, data transmission and data processing section, it is characterized in that: 1. part of data acquisition comprises multichannel pressure sensor module, signal conditioning circuit, the microcontroller MCU that is installed in the borehole wall; 2. tcp data segment includes unibus, RS485 and RS232 bus; 3. data processing section includes the ipc monitor system, the conversion control chip DS2438 that described pressure sensor module comprises the spoke load sensor, joins with spoke load sensor output terminal, the signal output part of multichannel pressure sensor module is connected with the input end of signal conditioning circuit, and each pressure transducer is received on the unibus.Pressure data amplifies and filtering, the signal output part of signal conditioning circuit inserts microcontroller by unibus, microcontroller becomes the RS485 data to deliver on the RS485 bus data-switching that receives again, the RS485 data convert the level that PC can be identified to by the RS232/RS485 bus converter, at last data are delivered to the RS232 interface of ipc monitor system through the RS232 bus.
Described borehole wall deformation parameter detection system based on ATMEGA128 control, it is characterized in that: described unibus adopts 3 core cables, i.e. power lead, ground wire, data line.
Described borehole wall deformation parameter detection system based on ATMEGA128 control is characterized in that: the main control chip of described microcontroller adopts ATMEGA128.
Described borehole wall deformation parameter detection system based on ATMEGA128 control is characterized in that: also can adopt the wireless radiofrequency communication mode to communicate between described microcontroller and the ipc monitor system, adopt this mode also to need to add a main website equipment.
The utility model has the advantages that:
The utlity model has the advantage that design is brief, circuit is simple, signal response is fast, high stability, life-span are grown.
Description of drawings
Fig. 1 is the utility model structured flowchart.
Fig. 2 is compressible surface level pressure and temperature sensor arrangenent diagram.
Embodiment
As shown in Figure 1.Borehole wall deformation parameter detection system based on ATMEGA128 control, comprise data acquisition, data transmission and data processing section, part of data acquisition includes the multichannel pressure sensor module 1 that is installed in the borehole wall, signal conditioning circuit 2, microcontroller 3, tcp data segment includes unibus, RS485 bus and RS232 bus, data processing section includes ipc monitor system 4, pressure sensor module 1 comprises the spoke load sensor, insert the conversion control chip DS2438 of spoke load sensor output terminal, and each pressure transducer is articulated on the unibus, the signal output part of multichannel pressure sensor module 1 inserts the signal input part of signal conditioning circuit 2, pressure data amplifies and filtering, the signal output part of signal conditioning circuit 2 inserts microcontroller 3 by unibus, microcontroller 3 becomes the RS485 data to deliver on the RS485 bus data-switching that receives again, the RS485 data convert the level that PC can be identified to by the RS232/RS485 bus converter 5 that is connected with the RS485 bus, at last data are delivered to the RS232 interface of ipc monitor system 4 through the RS232 bus.
Unibus adopts 3 core cables, i.e. power lead, ground wire, data line.
The main control chip of microcontroller 3 adopts ATMEGA128.
Also can adopt the wireless radiofrequency communication mode to communicate between microcontroller 3 and the ipc monitor system 4, adopt this mode also to need to add a main website equipment.
Borehole wall deformation detection is selected the spoke load sensor, and characteristics are that range is big, and volume is little, conveniently is embedded in borehole wall inside.
Be provided with compressible borehole wall section in the borehole wall, pressure is played buffer action.Playing inner structure is S type spring steel plate, and tamps with pitch.When pressure was excessive, the concrete walling section of top layer passed to compressible borehole wall section with pressure, and its inner S type spring steel plate generation deformation is with relief pressure, during actual the exploration, other positions of the borehole wall there is no significant change, and the pitch of compressible section filling is too big because of pressure, the leakage situation occurred.
Therefore detect the optimum position of borehole wall pressure, should be arranged on compressible borehole wall section, according to being: 1) pressure of top layer will conduct to compressible borehole wall section.2) compressible borehole wall intersegmental part is filled to pitch, there is no very high strength, and signal can conduct to sensor easily.3) bury sensor underground in this section punching, can't influence the bulk strength of the borehole wall.
In two vertical compressible borehole wall sections of pit shaft the surface level of test is set, 4 test points wherein is set on each surface level, see Fig. 2:
In borehole wall deformation detection system, the spoke load sensor is installed in compressible well wall section, sensor detects data and amplifies and filtering by modulate circuit, deliver to unibus successive approximation A/D conversion chip, voltage signal converts digital signal to and waits for that controller reads, and controller reads each circuit-switched data in proper order by the unibus mode and gives computer supervisory control system.
Claims (4)
1. based on the borehole wall deformation parameter detection system of ATMEGA128 control, comprise data acquisition, data transmission and data processing section, it is characterized in that: described part of data acquisition includes the multichannel pressure sensor module that is installed in the borehole wall, signal conditioning circuit, microcontroller, tcp data segment includes unibus, RS485 bus and RS232 bus, data processing section includes the ipc monitor system, described pressure sensor module comprises the spoke load sensor, insert the conversion control chip DS2438 of spoke load sensor output terminal, and each pressure transducer is articulated on the unibus, the signal output part of multichannel pressure sensor module inserts the signal input part of signal conditioning circuit, pressure data amplifies and filtering, the signal output part of signal conditioning circuit inserts microcontroller by unibus, microcontroller becomes the RS485 data to deliver on the RS485 bus data-switching that receives again, the RS485 data convert the level that PC can be identified to by the RS232/RS485 bus converter that is connected with the RS485 bus, at last data are delivered to the RS232 interface of ipc monitor system through the RS232 bus.
2. the borehole wall deformation parameter detection system based on ATMEGA128 control according to claim 1, it is characterized in that: described unibus adopts 3 core cables, i.e. power lead, ground wire, data line.
3. the borehole wall deformation parameter detection system based on ATMEGA128 control according to claim 1 is characterized in that: the main control chip employing ATMEGA128 of described microcontroller.
4. the borehole wall deformation parameter detection system based on ATMEGA128 control according to claim 1, it is characterized in that: also can adopt the wireless radiofrequency communication mode to communicate between described microcontroller and the ipc monitor system, adopt this mode also to need to add a main website equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320141767 CN203177842U (en) | 2013-03-26 | 2013-03-26 | A well wall deformation parameter detecting system based on the control of an ATMEGA128 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320141767 CN203177842U (en) | 2013-03-26 | 2013-03-26 | A well wall deformation parameter detecting system based on the control of an ATMEGA128 |
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| Publication Number | Publication Date |
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| CN203177842U true CN203177842U (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320141767 Expired - Fee Related CN203177842U (en) | 2013-03-26 | 2013-03-26 | A well wall deformation parameter detecting system based on the control of an ATMEGA128 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197890A (en) * | 2014-09-15 | 2014-12-10 | 中国矿业大学 | Device and method for measuring two-dimensional strain of well wall surface |
| CN106932129A (en) * | 2017-04-27 | 2017-07-07 | 山东科技大学 | Colliery depth shaft wall safety monitoring assembly and its monitoring method |
| CN108489435A (en) * | 2018-03-22 | 2018-09-04 | 安徽理工大学 | The method of the steel string type sensor system and deformations early warning that be monitored to the borehole wall |
| CN113155334A (en) * | 2021-03-22 | 2021-07-23 | 安徽理工大学 | Full-range axial force transducer |
-
2013
- 2013-03-26 CN CN 201320141767 patent/CN203177842U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197890A (en) * | 2014-09-15 | 2014-12-10 | 中国矿业大学 | Device and method for measuring two-dimensional strain of well wall surface |
| CN104197890B (en) * | 2014-09-15 | 2016-12-07 | 中国矿业大学 | A kind of device and method measuring borehole wall surface Two-dimensional strain |
| CN106932129A (en) * | 2017-04-27 | 2017-07-07 | 山东科技大学 | Colliery depth shaft wall safety monitoring assembly and its monitoring method |
| CN108489435A (en) * | 2018-03-22 | 2018-09-04 | 安徽理工大学 | The method of the steel string type sensor system and deformations early warning that be monitored to the borehole wall |
| CN108489435B (en) * | 2018-03-22 | 2020-04-21 | 安徽理工大学 | Steel string type sensor system for monitoring well wall and deformation early warning method |
| CN113155334A (en) * | 2021-03-22 | 2021-07-23 | 安徽理工大学 | Full-range axial force transducer |
| CN113155334B (en) * | 2021-03-22 | 2023-11-24 | 安徽理工大学 | Full-range axial force transducer |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20130904 Termination date: 20140326 |