CN201635754U - Force measurement anchor device for analog simulation experiment - Google Patents
Force measurement anchor device for analog simulation experiment Download PDFInfo
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- CN201635754U CN201635754U CN2010201057644U CN201020105764U CN201635754U CN 201635754 U CN201635754 U CN 201635754U CN 2010201057644 U CN2010201057644 U CN 2010201057644U CN 201020105764 U CN201020105764 U CN 201020105764U CN 201635754 U CN201635754 U CN 201635754U
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Abstract
The utility model relates to a force measurement anchor device for an analog simulation experiment, comprising an elastic deformation plate and a bearing rack, wherein the elastic deformation plate is arranged on a simulation anchor; the upper end of the bearing rack is connected with a support plate; both outer sides of the lower end of the bearing rack are processed to form U-shaped fixed clamp structures; both ends of the elastic deformation plate are arranged in fixed clamps; the elastic deformation plate is provided with a resistance strain chip; and the resistance strain chip is connected with a static resistance strain gage through a data transmission line. The utility model adopts the elastic deformation plate, the elastic deformation plate can generate elastic deformation with the stress of the simulation anchor rod when the analog simulation experiment is carried out, the resistance strain chip arranged on the elastic deformation plate transforms a received deformation signal of the elastic deformation plate into an electric signal and outputs to the static resistance strain gage through the data transmission line, and the static resistance strain gage displays the deformation conditions of the elastic deformation plate when the simulation anchor rod is loaded and transforms into anchor rod stress according to a previously calibrated stress-strain regression equation. The utility model can measure the stress of a wall rock anchor rod in a mining laneway or tunnel.
Description
Technical field
The utility model belongs to dynameter or device technique field, is specifically related to be used for analog simulation experiment force-measuring anchor stock devices such as ground, geology, mine.
Background technology
The analog simulation experiment is that association areas such as ground, geology, mine are carried out one of important way of scientific research.And the monitoring to the anchor pole operating mode is that association area pressures from surrounding rock such as research chamber, tunnel, tunnel reach the important means of determining bolt design parameters in the analog simulation experiment.In the existing analog simulation experiment, for pressure from surrounding rock (mainly referring to the face roof load monitoring) monitoring of mine analog simulation experiment liftable device for measuring force realization to its overlying rock top board load arranged, but the monitoring to the anchor pole operating mode does not appear in the newspapers in the analog simulation experiment.The anchored force of simulation anchor pole is the important parameter of experiment, requires accurate mensuration usually.Less because of the used anchor pole stock size of simulated experiment, it is bigger to measure the anchored force difficulty; Usually after country rock was subjected to excavation disturbance, the stress value of anchor pole continued to increase the yielding inefficacy of anchor pole.The result of mensuration simulation anchor pole load has the quantitative guidance meaning to the lane cave supporting of reality.
Adopt the force-measuring anchor stock device can monitor the duty of anchor pole.Measure first anchor-hold of anchor pole and load to the theoretical research of association areas such as ground, geology, mine and the directive significance that engineering practice has science.
Summary of the invention
Technical problem to be solved in the utility model is quantitatively to determine the first anchor-hold and the stress load of anchor pole in the analog simulation experiment, provides a kind of analog simulation reasonable in design, simple in structure, easy to operate, that dynamometry is accurate, economical and practical to test the force-measuring anchor stock device.
Solving the problems of the technologies described above the technical scheme that is adopted is: the simulation anchor pole is provided with the carrier that elastic deformation plate and upper end connect with supporting plate, the fixed folder structure of U-shaped is processed in two outsides, lower end of carrier, the two ends of elastic deformation plate are arranged in the geometrical clamp, the elastic deformation plate is provided with resistance strain gage, and resistance strain gage links to each other with the static resistance strain gauge by data line.
Elastic deformation plate of the present utility model is elastic copper sheet deformed plate or elastic steel sheet deformed plate.
The upper end of simulation anchor pole of the present utility model is a cone, and the lower end of simulation anchor pole is processed with screw thread or is processed into down wedge shape.
The utility model has adopted the elastic deformation plate, when carrying out the analog simulation experiment, the elastic deformation plate can be with the stressed elastic deformation that produces of simulation anchor pole, being arranged on resistance strain gage on the elastic deformation plate converts the deformation signal of received elastic deformation plate to the signal of telecommunication and outputs to the static resistance strain gauge by data line, elastic plate distortion situation when the static resistance strain gauge demonstrates the simulation anchor pole and loads, it is stressed to be converted into anchor pole according to the stress-strain regression equation of prior demarcation.The utlity model has simple in structure, compact volume and convenience, data testing accuracy advantages of higher, can in mining tunnel or tunnel, carry out the stressed mensuration of country rock anchor pole.
Description of drawings
Fig. 1 is the front view of an embodiment of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the front view of elasticity deformed plate 4 among Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described, but the utility model is not limited to these embodiment.
Embodiment 1
In Fig. 1,2,3, the analog simulation of present embodiment experiment force-measuring anchor stock device is made of simulation anchor pole 1, supporting plate 2, carrier 3, elastic deformation plate 4, resistance strain gauge 5, clamp nut 6, resistance strain gage 7, data line 8 connections.
The upper end of carrier 3 has been fixedly connected with the screw threads for fastening connector supporting plate 2 has been installed, the center of supporting plate 2 is processed with centre bore, the center of elastic deformation plate 4 is processed with centre bore, simulation anchor pole 1 is installed in the centre bore of supporting plate 2 and elastic deformation plate 4, make supporting plate 2 move up and down with elastic deformation plate 4 relative simulation anchor poles 1, simulation anchor pole 1 is steel simulation anchor pole, the upper end of simulation anchor pole 1 is a cone, the bottom of simulation anchor pole 1 is processed with screw thread, the bottom of simulation anchor pole 1 is fixedly connected elastic deformation plate 4 and carrier 3 to be installed in clamp nut 6 and simulates on the anchor pole 1, also can adopt the bottom processing of simulation anchor pole 1 to fall wedge shape, with wedge-shaped sleeve elastic deformation plate 4 and carrier 3 being fixedly connected is installed on the simulation anchor pole 1.The elastic deformation plate 4 of present embodiment is the elastic copper sheet deformed plate, the elastic deformation plate 4 of this structure, and good springiness, deflection is big, and stressed measured value is accurate.The U-shaped geometrical clamp is processed in the left and right sides, lower end of carrier 3, the two ends, the left and right sides of elastic deformation plate 4 are inserted into respectively in the U-shaped geometrical clamp, the U-shaped geometrical clamp is fixedly connected into an integral body with elastic deformation plate 4 and carrier 3, the power that simulation anchor pole 1 is born is delivered on the elastic deformation plate 4 through carrier 3, makes elastic deformation plate 4 that deformation take place.Stick with glue on elastic deformation plate 4 and post resistance strain gage 7, resistance strain gage 7 links to each other with static resistance strain gauge 5 by data line 8.Resistance strain gage 7 is used for receiving simulation anchor pole 1 bearing capacity and makes elastic deformation plate 4 produce deformation values, resistance strain gage 7 converts the deformation signal of received elastic deformation plate 4 to the signal of telecommunication and outputs to static resistance strain gauge 5 by data line 8, static resistance strain gauge 5 demonstrates the distortion of the elastic deformation plate 4 when simulating anchor pole 1 loading, is converted into the stressing conditions of simulation anchor pole 1 according to the stress-strain regression equation of prior demarcation.The analog simulation experiment force-measuring anchor stock device of this structure, simple in structure, compact volume and convenience, elastic deformation plate 4 are stressed steadily, institute surveys and simulates anchor pole 1 stress value accuracy height, when carrying out simulation test, a plurality of analog simulations experiment force-measuring anchor stock devices can be arranged in the mensuration of carrying out country rock simulation anchor pole 1 stress value in the mining lane cave of simulation or the tunnel.
Embodiment 2
In the present embodiment, the elastic deformation plate of installing in the U-shaped geometrical clamp of carrier 3 lower ends 4 is the elastic steel sheet deformed plate, and the center of elastic steel sheet deformed plate is processed with centre bore.The connecting relation of other component and component is identical with embodiment 1.
Among this above embodiment 1,2, simulation anchor pole 1 is bamboo matter simulation anchor pole.The connecting relation of other component and component is identical with respective embodiments.
Claims (4)
1. an analog simulation is tested the force-measuring anchor stock device, it is characterized in that: simulation anchor pole (1) is provided with the carrier (3) that elastic deformation plate (4) and upper end connect with supporting plate (2), the fixed folder structure of U-shaped is processed in two outsides, lower end of carrier (3), the two ends of elastic deformation plate (4) are arranged in the geometrical clamp, elastic deformation plate (4) is provided with resistance strain gage (7), and resistance strain gage (7) links to each other with static resistance strain gauge (5) by data line (8).
2. according to the described analog simulation experiment of claim 1 force-measuring anchor stock device, it is characterized in that: said elastic deformation plate (4) is elastic copper sheet deformed plate or elastic steel sheet deformed plate.
3. according to the described analog simulation experiment of claim 1 force-measuring anchor stock device, it is characterized in that: the upper end of said simulation anchor pole (1) is a cone, and the lower end of simulation anchor pole (1) is processed with screw thread or is processed into down wedge shape.
4. according to claim 1 or 3 described analog simulation experiment force-measuring anchor stock devices, it is characterized in that: said simulation anchor pole (1) is steel simulation anchor pole or bamboo matter simulation anchor pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201057644U CN201635754U (en) | 2010-01-29 | 2010-01-29 | Force measurement anchor device for analog simulation experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201057644U CN201635754U (en) | 2010-01-29 | 2010-01-29 | Force measurement anchor device for analog simulation experiment |
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| CN201635754U true CN201635754U (en) | 2010-11-17 |
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| CN2010201057644U Expired - Fee Related CN201635754U (en) | 2010-01-29 | 2010-01-29 | Force measurement anchor device for analog simulation experiment |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706492A (en) * | 2012-06-29 | 2012-10-03 | 山东大学 | Anchor rod dynamometer and dynamometry method for underground engineering model experiment |
| CN103104272A (en) * | 2013-02-01 | 2013-05-15 | 湖南科技大学 | Lossless dynamic detection device of anchor stock preload and detection method thereof |
| WO2013143145A1 (en) * | 2012-03-31 | 2013-10-03 | 中国矿业大学(北京) | Dynamics performance testing system |
| CN103485811A (en) * | 2013-09-26 | 2014-01-01 | 山东科技大学 | Detection method for axial force and bending moment of anchor rod and detecting anchor rod |
| CN105769040A (en) * | 2015-12-15 | 2016-07-20 | 深圳市宝乐机器人技术有限公司 | Glass wiping device with resistance strain gauge |
| CN106324221A (en) * | 2016-09-21 | 2017-01-11 | 中国矿业大学(北京) | Roadway tunneling analog simulation experiment device |
| CN109931860A (en) * | 2019-03-04 | 2019-06-25 | 中建东设岩土工程有限公司 | A kind of soil displacement field test method and device |
| CN109931861A (en) * | 2019-03-04 | 2019-06-25 | 中建东设岩土工程有限公司 | A kind of body frost heaving force test method and device |
| CN110631744A (en) * | 2019-11-04 | 2019-12-31 | 中交一公局土木工程建筑研究院有限公司 | Anchor rod dynamometer for monitoring axial force of anchor rod |
| CN111337350A (en) * | 2020-03-18 | 2020-06-26 | 天津大学 | Flexible sheet curtain distributed dynamic stress measuring device under wave flow effect |
| CN114001851A (en) * | 2021-11-02 | 2022-02-01 | 柳州柳工挖掘机有限公司 | Breaking hammer hitting force testing device |
| CN117388082A (en) * | 2023-12-12 | 2024-01-12 | 西南交通大学 | Forward-pulling type tunnel anchor indoor test model and test method |
-
2010
- 2010-01-29 CN CN2010201057644U patent/CN201635754U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143145A1 (en) * | 2012-03-31 | 2013-10-03 | 中国矿业大学(北京) | Dynamics performance testing system |
| US9588029B2 (en) | 2012-03-31 | 2017-03-07 | China University Of Mining & Technology (Beijing) | Dynamics performance testing system |
| CN102706492A (en) * | 2012-06-29 | 2012-10-03 | 山东大学 | Anchor rod dynamometer and dynamometry method for underground engineering model experiment |
| CN103104272A (en) * | 2013-02-01 | 2013-05-15 | 湖南科技大学 | Lossless dynamic detection device of anchor stock preload and detection method thereof |
| CN103104272B (en) * | 2013-02-01 | 2015-05-27 | 湖南科技大学 | Lossless dynamic detection device of anchor stock preload and detection method thereof |
| CN103485811A (en) * | 2013-09-26 | 2014-01-01 | 山东科技大学 | Detection method for axial force and bending moment of anchor rod and detecting anchor rod |
| CN103485811B (en) * | 2013-09-26 | 2015-12-16 | 山东科技大学 | The detection method of anchor axial force and moment of flexure and detection anchor pole thereof |
| CN105769040A (en) * | 2015-12-15 | 2016-07-20 | 深圳市宝乐机器人技术有限公司 | Glass wiping device with resistance strain gauge |
| CN106324221A (en) * | 2016-09-21 | 2017-01-11 | 中国矿业大学(北京) | Roadway tunneling analog simulation experiment device |
| CN106324221B (en) * | 2016-09-21 | 2024-01-26 | 中国矿业大学(北京) | Roadway driving simulation experiment device |
| CN109931861A (en) * | 2019-03-04 | 2019-06-25 | 中建东设岩土工程有限公司 | A kind of body frost heaving force test method and device |
| CN109931860B (en) * | 2019-03-04 | 2023-11-28 | 中建东设岩土工程有限公司 | Soil body displacement field testing method and device |
| CN109931860A (en) * | 2019-03-04 | 2019-06-25 | 中建东设岩土工程有限公司 | A kind of soil displacement field test method and device |
| CN109931861B (en) * | 2019-03-04 | 2024-01-30 | 中建东设岩土工程有限公司 | Soil frost heaving force testing method and device |
| CN110631744A (en) * | 2019-11-04 | 2019-12-31 | 中交一公局土木工程建筑研究院有限公司 | Anchor rod dynamometer for monitoring axial force of anchor rod |
| CN110631744B (en) * | 2019-11-04 | 2021-03-12 | 中交一公局土木工程建筑研究院有限公司 | Anchor rod dynamometer for monitoring axial force of anchor rod |
| CN111337350A (en) * | 2020-03-18 | 2020-06-26 | 天津大学 | Flexible sheet curtain distributed dynamic stress measuring device under wave flow effect |
| CN114001851A (en) * | 2021-11-02 | 2022-02-01 | 柳州柳工挖掘机有限公司 | Breaking hammer hitting force testing device |
| CN117388082A (en) * | 2023-12-12 | 2024-01-12 | 西南交通大学 | Forward-pulling type tunnel anchor indoor test model and test method |
| CN117388082B (en) * | 2023-12-12 | 2024-03-05 | 西南交通大学 | Forward-pulling type tunnel anchor indoor test model and test method |
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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: 20101117 Termination date: 20110129 |