CN102589755A - Direction-finding system of three-way stressometer for testing rock stress - Google Patents
Direction-finding system of three-way stressometer for testing rock stress Download PDFInfo
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- CN102589755A CN102589755A CN2012100149055A CN201210014905A CN102589755A CN 102589755 A CN102589755 A CN 102589755A CN 2012100149055 A CN2012100149055 A CN 2012100149055A CN 201210014905 A CN201210014905 A CN 201210014905A CN 102589755 A CN102589755 A CN 102589755A
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Abstract
The invention discloses a direction-finding system of a three-way stressometer for testing rock stress. A positioning system of the direction-finding system is characterized in that a direction-finding instrument is fixed at the rear end of the three-way stressometer; and a first three-dimensional electronic compass of the direction-finding instrument is used for monitoring the orientation of the three-way stressometer. In addition, in order to guarantee that the center of the three-dimensional electronic compass in the direction-finding instrument and the three-way stressometer are positioned on the same axis, the system also designs a righting device; the orientation of the righting device is monitored by a second three-dimensional electronic compass of the righting device, parameters acquired by the first three-dimensional electronic compass and the second three-dimensional electronic compass are compared by a control device, and the position of the righting device is adjusted. The direction-finding system has the advantages that the detection accuracy of the direction-finding instrument is increased, and the real-time performance is better.
Description
Technical field
The present invention relates to the rock mass stress field of measurement, relate in particular to a kind of orientation system that is used to test the three-dimensional stress meter of rock mass stress.
Background technology
In various underground workss such as roadway surrounding rock reinforcing, metal mine or Tunnel Engineering, all need accurately to understand the size and Orientation of the internal stress of country rock body, and the size and Orientation of the variable quantity of the inner relative stress of country rock body in the underground works.The three-dimensional stress meter is mainly used in the three-dimensional stress of measuring in rock and the concrete.The three-dimensional stress meter is made up of 12 strainometers, and strainometer is encapsulated on the known hollow tube wall of elastic modulus.In the application, at first utilize epoxy resin to be fixed on the three-dimensional stress meter in the boring, monitor the strain-responsive in boring cover core stress relieving process then, perhaps for good and all stay taseometer and be placed on the original place, be used to monitor relative stress over time.Three-dimensional stress meter one-shot measurement just can obtain 3 whole dimension stress tensor, the i.e. size and Orientations of 3 stress.
The three-dimensional stress meter need be known the orientation of 12 strainometers accurately in the stress measurement process, mainly be direction, inclination angle and roll angle.Method commonly used at present is; After being installed to the three-dimensional stress meter in the existing boring; In the back of three-dimensional stress meter a roll angle sensor is installed again; Utilize the roll angle of roll angle sensor measurement three-dimensional stress meter, and then use geologic compass, measure the inclination angle and the direction of the extension bar at the rear that is positioned at the three-dimensional stress meter.The inclination angle of extension bar and direction are equal to the inclination angle and the direction of three-dimensional stress meter.The deficiency of said method is, can not directly measure the direction and the inclination angle of three-dimensional stress meter.When the fitting depth of three-dimensional stress meter was big, the measured direction and the error at inclination angle were also bigger.
Summary of the invention
The present invention is directed to above-mentioned technical matters, designed and developed a kind of orientation system that is used to test the three-dimensional stress meter of rock mass stress.Positioning system of the present invention is a fixing direction finder in the rear end of three-dimensional stress meter, and first three-dimensional electronic compass of direction finder is used to monitor the orientation of three-dimensional stress meter.And; For guaranteeing that three-dimensional electronic compass center and the three-dimensional stress meter all the time in the direction finder is on the same axis; Native system has also designed erection device; By the orientation that is positioned at second three-dimensional electronic compass monitoring erection device on the erection device, the parameter of first three-dimensional electronic compass and second three-dimensional electronic compass being gathered through control device compares, and adjusts the position of erection device.Native system has improved the accuracy of detection of direction finder, and real-time is better.
Technical scheme provided by the invention is:
A kind of orientation system that is used to test the three-dimensional stress meter of rock mass stress comprises:
Direction finder; It includes first three-dimensional electronic compass of first attitude parameter that is used to gather the three-dimensional stress meter; Said first three-dimensional electronic compass is fixed in the housing of a sealing; The outside of said housing, have ring-type first connecting portion and ring-type second connecting portion at the two ends of said housing; And the center of circle of the center of circle of said ring-type first connecting portion, said ring-type second connecting portion and the center of said three-dimensional electronic compass are point-blank, and said first connecting portion is fixedly connected with the three-dimensional stress meter;
Erection device; It includes an annular support body and three solid of revolution; Said solid of revolution is being connected with said annular support body with respect to the mode that said annular support body is rotated; And; Said solid of revolution also is connected with said annular support body with the mode that can move along the radial direction of said annular support body; The equal correspondence of arbitrary solid of revolution in said three solid of revolution is provided with actuating unit, and said annular support body is provided with the stationary shaft that runs through annulus said annular support body, vertical said annular support body surface at its home position, and an end of said stationary shaft and said second connecting portion removably connect; And said erection device also fixedly installs second three-dimensional electronic compass that is useful on second attitude parameter of gathering said annular support body, the center of said second three-dimensional electronic compass and the central axes of said annular support body on the central axis position of said annular support body;
Control device; It includes data processing module; Said control device is connected with said actuating unit; Said data processing module is connected with said first three-dimensional electronic compass and the said second three-dimensional electronic compass communication; Said data processing module receives first attitude parameter of being gathered by said first three-dimensional electronic compass and second attitude parameter of being gathered by said second three-dimensional electronic compass; And with the contrast of first attitude parameter and second attitude parameter, inconsistent like said first attitude parameter and said second attitude parameter, then said control device is controlled one or two or three actuating units in said three actuating units and is driven with the radial direction of the said annular support body in solid of revolution edge of the corresponding connection of actuating unit of said controlled work and move; And in the process that said solid of revolution moves along the radial direction of said annular support body; Detection of dynamic and said first attitude parameter of comparison and said second attitude parameter are reached an agreement up to said first attitude parameter and said second attitude parameter, and said control device stops to drive said solid of revolution motion.
Preferably, the described orientation system that is used for testing the three-dimensional stress meter of rock mass stress, said control device also includes display module, and said display module is connected with the said first three-dimensional electronic compass communication.
Preferably, the described orientation system that is used for testing the three-dimensional stress meter of rock mass stress, an end of the stationary shaft of said erection device has external thread, and said second connecting portion has the internal thread with said external thread coupling.
Preferably; The described orientation system that is used for testing the three-dimensional stress meter of rock mass stress; Said solid of revolution is can being connected with said annular support body with respect to the mode that said annular support body is rotated, and said solid of revolution also is connected with said annular support body with the mode that can move along the radial direction of said annular support body; Realize in the following manner
Said solid of revolution is a wheel body; Said annular support body is provided with and the support of the corresponding setting of said solid of revolution and the track that supplies said support can said relatively annular support body to move along the radial direction of said annular support body; Said support includes two blocks of wing plates that are oppositely arranged; Said wheel body is arranged in the rotating shaft of being fixed between said two blocks of wing plates, can said relatively rotating shaft rotate, and said support is connected in actuating unit.
The orientation system that is used to test the three-dimensional stress meter of rock mass stress of the present invention is a fixing direction finder in the rear end of three-dimensional stress meter, and first three-dimensional electronic compass of direction finder is used to monitor the orientation of three-dimensional stress meter.And; For guaranteeing that three-dimensional electronic compass center and the three-dimensional stress meter all the time in the direction finder is on the same axis; Native system has also designed erection device; By the orientation that is positioned at second three-dimensional electronic compass monitoring erection device on the erection device, the parameter of first three-dimensional electronic compass and second three-dimensional electronic compass being gathered through control device compares, and adjusts the position of erection device.Native system has improved the accuracy of detection of direction finder, and real-time is better.
Description of drawings
Fig. 1 is the structural representation of the orientation system of the three-dimensional stress meter that is used to test rock mass stress of the present invention.
Fig. 2 is the structural representation of the annular support body of the orientation system of the three-dimensional stress meter that is used to test rock mass stress of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done further detailed description, can implement according to this with reference to the instructions literal to make those skilled in the art.
As shown in Figure 1; The present invention provides a kind of orientation system that is used to test the three-dimensional stress meter of rock mass stress; Comprise: direction finder 3; It includes first three-dimensional electronic compass 31 of first attitude parameter that is used to gather the three-dimensional stress meter; Said first three-dimensional electronic compass 31 is fixed in the housing 32 of a sealing; The outside of said housing 32, have ring-type first connecting portion 321 and ring-type second connecting portion 322 at the two ends of said housing, and the center of the center of circle of the center of circle of said ring-type first connecting portion 321, said ring-type second connecting portion 322 and said first three-dimensional electronic compass 31 point-blank, said first connecting portion 321 is fixedly connected with three-dimensional stress meter 1; Erection device 4; It includes an annular support body 41 and three solid of revolution 43; Said solid of revolution is being connected with said annular support body with respect to the mode that said annular support body is rotated; And; Said solid of revolution also is connected with said annular support body with the mode that can move along the radial direction of said annular support body; The equal correspondence of arbitrary solid of revolution in said three solid of revolution is provided with actuating unit, and said annular support body is provided with the stationary shaft 42 that runs through annulus said annular support body, vertical said annular support body surface at its home position, and an end of said stationary shaft 42 and said second connecting portion 322 removably connect; And said erection device 4 also fixedly installs second three-dimensional electronic compass that is useful on second attitude parameter of gathering said annular support body, the center of said second three-dimensional electronic compass and the central axes of said annular support body on the central axis position of said annular support body; Control device 6; It includes data processing module; Said control device is connected with said actuating unit; Said data processing module is connected with said first three-dimensional electronic compass and the said second three-dimensional electronic compass communication; Said data processing module receives first attitude parameter of being gathered by said first three-dimensional electronic compass and second attitude parameter of being gathered by said second three-dimensional electronic compass; And with the contrast of first attitude parameter and second attitude parameter, inconsistent like said first attitude parameter and said second attitude parameter, then said control device is controlled one or two or three actuating units in said three actuating units and is driven with the radial direction of the said annular support body in solid of revolution edge of the corresponding connection of actuating unit of said controlled work and move; And in the process that said solid of revolution moves along the radial direction of said annular support body; Detection of dynamic and said first attitude parameter of comparison and said second attitude parameter are reached an agreement up to said first attitude parameter and said second attitude parameter, and said control device stops to drive said solid of revolution motion.
The described orientation system that is used for testing the three-dimensional stress meter of rock mass stress, said control device also includes display module, and said display module is connected with the said first three-dimensional electronic compass communication.
The described orientation system that is used for testing the three-dimensional stress meter of rock mass stress, an end of the stationary shaft of said erection device has external thread, and said second connecting portion has the internal thread with said external thread coupling.
The described orientation system that is used for testing the three-dimensional stress meter of rock mass stress; Said solid of revolution 43 is being connected with said annular support body 41 with respect to the mode that said annular support body 41 is rotated; And said solid of revolution 43 also is connected with said annular support body 41 with the mode that can move along the radial direction of said annular support body 41, realizes in the following manner; Said solid of revolution 43 is a wheel body; Said annular support body 41 is provided with and the support of said solid of revolution 43 corresponding settings and the track 45 that supplies said support can said relatively annular support body to move along the radial direction of said annular support body, and said support includes two blocks of wing plates that are oppositely arranged 46, and said wheel body is arranged in the rotating shaft 44 of being fixed between said two blocks of wing plates 46; Can said relatively rotating shaft 44 rotate, said support is connected in actuating unit.
Said attitude parameter (first attitude parameter and second attitude parameter) comprises direction, inclination angle and roll angle, can obtain above-mentioned three parameters simultaneously through three-dimensional electronic compass.
Between erection device 4 and the direction finder 3 for removably connecting.When utilizing three-dimensional stress meter 1 to measure rock mass stress, at first three-dimensional stress meter 1, direction finder 3, erection device 4, extension bar 5 are coupled together, and utilize extension bar 5 that three-dimensional stress meter 1 is pushed in the rock body drilled 7.After arriving predetermined installation site, at first utilize erection device to set upright the position of direction finder, guarantee that the center and the three-dimensional stress meter of first three-dimensional electronic compass of direction finder is positioned on the same axis.Afterwards, the three-dimensional stress meter is bondd.Three-dimensional stress instrumentation amount stress finishes, and then can erection device be disassembled.When measuring once more, still utilize the position between erection device centering three-dimensional stress meter and the direction finder.
Although embodiment of the present invention are open as above; But it is not restricted to listed utilization in instructions and the embodiment; It can be applied to various suitable the field of the invention fully, for being familiar with those skilled in the art, can easily realize other modification; Therefore under the universal that does not deviate from claim and equivalency range and limited, the legend that the present invention is not limited to specific details and illustrates here and describe.
Claims (4)
1. an orientation system that is used to test the three-dimensional stress meter of rock mass stress is characterized in that, comprising:
Direction finder; It includes first three-dimensional electronic compass of first attitude parameter that is used to gather the three-dimensional stress meter; Said first three-dimensional electronic compass is fixed in the housing of a sealing; The outside of said housing, have ring-type first connecting portion and ring-type second connecting portion at the two ends of said housing; And the center of circle of the center of circle of said ring-type first connecting portion, said ring-type second connecting portion and the center of said three-dimensional electronic compass are point-blank, and said first connecting portion is fixedly connected with the three-dimensional stress meter;
Erection device; It includes an annular support body and three solid of revolution; Said solid of revolution is being connected with said annular support body with respect to the mode that said annular support body is rotated; And; Said solid of revolution also is connected with said annular support body with the mode that can move along the radial direction of said annular support body; The equal correspondence of arbitrary solid of revolution in said three solid of revolution is provided with actuating unit, and said annular support body is provided with the stationary shaft that runs through annulus said annular support body, vertical said annular support body surface at its home position, and an end of said stationary shaft and said second connecting portion removably connect; And said erection device also fixedly installs second three-dimensional electronic compass that is useful on second attitude parameter of gathering said annular support body, the center of said second three-dimensional electronic compass and the central axes of said annular support body on the central axis position of said annular support body;
Control device; It includes data processing module; Said control device is connected with said actuating unit; Said data processing module is connected with said first three-dimensional electronic compass and the said second three-dimensional electronic compass communication; Said data processing module receives first attitude parameter of being gathered by said first three-dimensional electronic compass and second attitude parameter of being gathered by said second three-dimensional electronic compass; And with the contrast of first attitude parameter and second attitude parameter, inconsistent like said first attitude parameter and said second attitude parameter, then said control device is controlled one or two or three actuating units in said three actuating units and is driven with the radial direction of the said annular support body in solid of revolution edge of the corresponding connection of actuating unit of said controlled work and move; And in the process that said solid of revolution moves along the radial direction of said annular support body; Detection of dynamic and said first attitude parameter of comparison and said second attitude parameter are reached an agreement up to said first attitude parameter and said second attitude parameter, and said control device stops to drive said solid of revolution motion.
2. the orientation system that is used to test the three-dimensional stress meter of rock mass stress as claimed in claim 1 is characterized in that said control device also includes display module, and said display module is connected with the said first three-dimensional electronic compass communication.
3. the orientation system that is used to test the three-dimensional stress meter of rock mass stress as claimed in claim 1 is characterized in that an end of the stationary shaft of said erection device has external thread, and said second connecting portion has the internal thread with said external thread coupling.
4. the orientation system that is used to test the three-dimensional stress meter of rock mass stress as claimed in claim 1; It is characterized in that; Said solid of revolution is can being connected with said annular support body with respect to the mode that said annular support body is rotated, and said solid of revolution also is connected with said annular support body with the mode that can move along the radial direction of said annular support body; Realize in the following manner
Said solid of revolution is a wheel body; Said annular support body is provided with and the support of the corresponding setting of said solid of revolution and the track that supplies said support can said relatively annular support body to move along the radial direction of said annular support body; Said support includes two blocks of wing plates that are oppositely arranged; Said wheel body is arranged in the rotating shaft of being fixed between said two blocks of wing plates, can said relatively rotating shaft rotate, and said support is connected in actuating unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210014905 CN102589755B (en) | 2012-01-17 | 2012-01-17 | Direction-finding system of three-way stressometer for testing rock stress |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210014905 CN102589755B (en) | 2012-01-17 | 2012-01-17 | Direction-finding system of three-way stressometer for testing rock stress |
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| Publication Number | Publication Date |
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| CN102589755A true CN102589755A (en) | 2012-07-18 |
| CN102589755B CN102589755B (en) | 2013-09-25 |
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| CN 201210014905 Expired - Fee Related CN102589755B (en) | 2012-01-17 | 2012-01-17 | Direction-finding system of three-way stressometer for testing rock stress |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606263A (en) * | 2016-01-14 | 2016-05-25 | 北京至感传感器技术研究院有限公司 | Triaxial stress gauge |
| CN107271089B (en) * | 2017-06-25 | 2018-05-29 | 中国科学院武汉岩土力学研究所 | A kind of erecting device of flow stress restoring method geostress survey |
| CN109839239A (en) * | 2017-11-27 | 2019-06-04 | 北京至感传感器技术研究院有限公司 | Biaxial stress instrument and stress mornitoring system |
| CN110763287A (en) * | 2019-12-06 | 2020-02-07 | 盐城市兆泉项目管理有限公司 | Umbrella-shaped deep hole three-dimensional stress and displacement comprehensive testing device |
| CN112254662A (en) * | 2020-10-15 | 2021-01-22 | 中国平煤神马能源化工集团有限责任公司 | Three-dimensional strain measurement device and method suitable for deep fractured rock mass |
Citations (3)
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| JPH1137866A (en) * | 1997-05-23 | 1999-02-12 | Techno Togo:Kk | Method and equipment for measuring movement of base rock |
| CN201417146Y (en) * | 2009-06-05 | 2010-03-03 | 天地科技股份有限公司 | Digital direction finder |
| CN201780176U (en) * | 2010-08-19 | 2011-03-30 | 中国水电顾问集团昆明勘测设计研究院 | Compass orientation device for longhole ground stress testing |
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2012
- 2012-01-17 CN CN 201210014905 patent/CN102589755B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1137866A (en) * | 1997-05-23 | 1999-02-12 | Techno Togo:Kk | Method and equipment for measuring movement of base rock |
| CN201417146Y (en) * | 2009-06-05 | 2010-03-03 | 天地科技股份有限公司 | Digital direction finder |
| CN201780176U (en) * | 2010-08-19 | 2011-03-30 | 中国水电顾问集团昆明勘测设计研究院 | Compass orientation device for longhole ground stress testing |
Non-Patent Citations (1)
| Title |
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| 吴志刚等: "水压致裂地应力测量中可视化定向装置的设计", 《煤矿开采》, vol. 15, no. 3, 30 June 2010 (2010-06-30), pages 94 - 95 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606263A (en) * | 2016-01-14 | 2016-05-25 | 北京至感传感器技术研究院有限公司 | Triaxial stress gauge |
| CN107271089B (en) * | 2017-06-25 | 2018-05-29 | 中国科学院武汉岩土力学研究所 | A kind of erecting device of flow stress restoring method geostress survey |
| CN109839239A (en) * | 2017-11-27 | 2019-06-04 | 北京至感传感器技术研究院有限公司 | Biaxial stress instrument and stress mornitoring system |
| CN110763287A (en) * | 2019-12-06 | 2020-02-07 | 盐城市兆泉项目管理有限公司 | Umbrella-shaped deep hole three-dimensional stress and displacement comprehensive testing device |
| CN112254662A (en) * | 2020-10-15 | 2021-01-22 | 中国平煤神马能源化工集团有限责任公司 | Three-dimensional strain measurement device and method suitable for deep fractured rock mass |
| CN112254662B (en) * | 2020-10-15 | 2022-04-01 | 中国平煤神马能源化工集团有限责任公司 | Three-dimensional strain measurement device and method suitable for deep fractured rock mass |
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