CN112097986A - Underground engineering three-dimensional stress field monitoring and early warning device and monitoring method thereof - Google Patents
Underground engineering three-dimensional stress field monitoring and early warning device and monitoring method thereof Download PDFInfo
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- CN112097986A CN112097986A CN202010980277.0A CN202010980277A CN112097986A CN 112097986 A CN112097986 A CN 112097986A CN 202010980277 A CN202010980277 A CN 202010980277A CN 112097986 A CN112097986 A CN 112097986A
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- monitoring
- stress field
- box body
- early warning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/16—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force
Abstract
The invention relates to a monitoring and early warning device and a monitoring method for a three-dimensional stress field of an underground project, and belongs to the technical field of underground engineering. Stress field monitoring probes are fixed on the outer walls of the left end and the right end of the monitoring box body, a pressure container is fixed inside the monitoring box body, one end of an inlet end of the pressure container is connected with one end of a pipeline, the other end of the pipeline is connected with a through hole at the bottom of the monitoring box body, a pressure pipe is connected with the outlet end of the pressure container, a sleeve is fixed at the upper end of the pressure pipe, a through hole plate is fixed at the top of an inner cavity of the sleeve, an inner groove block is fixed at the middle part of the through hole plate, the inner groove block is provided with a through cavity, a polystyrene ball is assembled on the inner wall of the through cavity, a whistle is fixed on the top side wall of the through hole plate, a controller is fixed inside the monitoring box body. The stress field monitoring probe is arranged in the stress field monitoring device, so that the change of a stress field can be monitored in real time, and the change signal of the stress field monitored by the probe is received by the controller so as to provide early warning and warning in real time.
Description
Technical Field
The invention relates to a monitoring and early warning device and a monitoring method for a three-dimensional stress field of an underground project, and belongs to the technical field of underground engineering.
Background
The stress field is a space stress field formed by instantaneous stress states of a series of points, wherein each point in any object or rock mass has an instantaneous stress state corresponding to the point, if the stress states of the points in the stress field are the same, the stress field is called a uniform stress field, if the stress states of the points are continuously changed, the stress field is called a non-uniform stress field, in underground engineering, the most important item is a three-dimensional stress field, and the stress field is indispensable to construction or forming. When underground engineering construction is carried out, a three-dimensional stress field needs to be monitored, once the three-dimensional stress field changes, unnecessary troubles are brought, the conventional monitoring device is high in cost and troublesome to operate because the probe is fixedly arranged on the surrounding rock wall, and therefore the prior art needs to be improved. The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a monitoring and early warning device and a monitoring method for a three-dimensional stress field of an underground project, which can effectively solve the technical problems.
The technical scheme adopted by the invention is as follows: a three-dimensional stress field monitoring and early warning device for underground engineering comprises a monitoring box body 1, wherein a base 11 is fixedly installed at the lower end of the monitoring box body 1, a driving wheel 10 is fixedly installed at the lower end of the base 11, stress field monitoring probes 3 are fixedly installed on the outer walls of the left end and the right end of the monitoring box body 1, a through hole 7 is formed in the lower end of the right side of the monitoring box body 1, a pressure container 8 is fixedly installed in the monitoring box body 1, the inlet end of the pressure container 8 is fixedly connected with one end of a pipeline 6, the other end of the pipeline 6 is fixedly connected with the through hole 7, the outlet end of the pressure container 8 is fixedly connected with a pressure pipe 4, a sleeve 16 is fixedly installed at the upper end of the pressure pipe 4, a through hole plate 15 is fixedly connected to the top of the inner cavity of the sleeve 16, an inner groove block 12 is fixedly connected to the middle of the through hole plate 15, a, the inside left end fixed mounting of monitoring box 1 has controller 9, and the fixed surface of pressure vessel 8 installs manometer 2, installs inflator pump 5 in the pressure vessel 8, and pressure field monitoring probe 3, inflator pump 5 all with controller 9 electric connection.
Preferably, the monitoring box body 1 is made of nonmagnetic materials.
Preferably, the upper ends of the whistles 14 are fixedly provided with loudspeakers 13.
A monitoring method of the underground engineering three-dimensional stress field monitoring and early warning device comprises the following steps: the method comprises the following steps:
s1, during underground engineering construction, moving the underground engineering three-dimensional stress field monitoring and early warning device to a specified position, monitoring in real time through the stress field monitoring probe 3, and transmitting a detected signal to the controller 9 for processing;
s2, when the stress field changes, after the controller 9 receives the signal, the controller 9 starts to start the inflator 5, the gas enters from the through hole 7, the pressure pipe 4 is inflated, the polystyrene ball 17 is inflated and expanded, and moves up and down in the through cavity of the inner groove block 12 or extends out of the through cavity of the inner groove block 12; whistle 14 is blown and amplified by loudspeaker 13;
s3, the controller 9 stores the monitoring data of the stress field monitoring probe 3, and the staff judges the stress field change according to the monitoring data to determine whether the construction site has potential safety hazard.
The invention has the beneficial effects that: the stress field monitoring probe is arranged in the stress field monitoring device, the change of a stress field can be monitored in real time, the change signal of the stress field monitored by the probe is received by the controller, and early warning is provided in real time.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of a portion a of fig. 1.
In the figure: the device comprises a monitoring box body 1, a pressure gauge 2, a stress field monitoring probe 3, a pressure pipe 4, an inflator pump 5, a pipeline 6, a through hole 7, a pressure container 8, a controller 9, a driving wheel 10, a base 11, an inner groove block 12, a loudspeaker 13, a whistle 14, a through hole plate 15, a sleeve 16 and a polystyrene ball 17.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
Example 1: as shown in fig. 1-2, the three-dimensional stress field monitoring and early warning device for the underground engineering of the present embodiment includes a monitoring box 1, stress field monitoring probes 3 are fixedly mounted on outer walls of left and right ends of the monitoring box 1, and the stress field monitoring probes 3 are existing devices for detecting stress changes. Monitoring box 1's right side lower extreme is equipped with through-hole 7, monitoring box 1's inside fixed mounting has pressure vessel 8, pressure vessel 8's entry end fixedly connected with pipeline 6, pipeline 6's one end fixed connection through-hole 7, pressure vessel 8's exit end fixed connection pressure pipe 4, pressure pipe 4's upper end fixed mounting has sleeve pipe 16, sleeve pipe 16's inner chamber top fixedly connected with through-hole board 15, slot block 12 in the middle part fixedly connected with of through-hole board 15, interior slot block 12 is equipped with logical chamber, logical intracavity wall is equipped with polystyrene ball 17. Monitoring box 1 is for not having the magnetism material, and stress field test probe 3 can real-time supervision surrounding environment's stress field change, and pressure vessel 8 is inside to be full of the true air, accessible pipeline 6 and through-hole 7 gassing body.
Whistle 14 is symmetrically and fixedly connected to the top lateral wall both ends of through-hole board 15 and the through-hole correspondence department, and megaphone 13 is all fixedly installed to the upper end of whistle 14. The inside left end fixed mounting of monitoring box 1 has controller 9, and pressure field monitor probe 3 and controller 9 electric connection. The pressure gauge 2 is fixedly arranged on the surface of the pressure container 8, and the inflator pump 5 is arranged in the pressure container 8 and is electrically connected with the controller 9. The lower extreme fixed mounting of monitoring box 1 has base 11, and the lower extreme fixed mounting of base 11 has drive wheel 10.
A monitoring method of the underground engineering three-dimensional stress field monitoring and early warning device comprises the following steps: the method comprises the following steps:
s1, during underground engineering construction, the underground engineering three-dimensional stress field monitoring and early warning device is moved to a designated position, real-time monitoring is carried out through the stress field monitoring probe 3, and detected signals are transmitted to the controller 9 for processing;
s2, when the stress field changes, after the controller 9 receives the signal, the controller 9 starts to start the inflator 5, the gas enters from the through hole 7, the pressure pipe 4 inflates, the polystyrene ball 17 is inflated and expanded, moves up and down in the through cavity of the inner groove block 12 or extends out of the through cavity of the inner groove block 12, and the polystyrene ball 17 is blown large, so that people can observe the polystyrene ball conveniently; whistle 14 is blown, and loudspeaker 13 enlarges the broadcast, realizes early warning.
S3, the controller 9 stores the probe monitoring data, and people can judge the change of the stress field according to the data, and whether the construction site has potential safety hazards or not.
The underground engineering three-dimensional stress field monitoring and early warning device is used up at a certain place, is pushed to the next place for reuse, and is repeatedly used by monitoring devices such as the stress field monitoring probe 3 and the like, so that the problems of high cost, difficult installation and the like caused by the fact that the existing monitoring is fixedly installed on the surrounding walls are solved.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides an underground works three-dimensional stress field monitoring early warning device which characterized in that: comprises a monitoring box body (1), a base (11) is fixedly arranged at the lower end of the monitoring box body (1), a driving wheel (10) is fixedly arranged at the lower end of the base (11), stress field monitoring probes (3) are fixedly arranged on the outer walls of the left end and the right end of the monitoring box body (1), a through hole (7) is arranged at the lower end of the right side of the monitoring box body (1), a pressure container (8) is fixedly arranged in the monitoring box body (1), the inlet end of the pressure container (8) is fixedly connected with one end of a pipeline (6), the other end of the pipeline (6) is fixedly connected with the through hole (7), a pressure pipe (4) is fixedly connected with the outlet end of the pressure container (8), a sleeve (16) is fixedly arranged at the upper end of the pressure pipe (4), a through hole plate (15) is fixedly connected with the top of the inner cavity of the sleeve (16, the lead to intracavity wall is equipped with polystyrene ball (17), and the symmetry fixedly connected with whistle (14) of the department is corresponded with the through-hole in the top lateral wall both ends of through-hole board (15), and the inside left end fixed mounting of monitoring box (1) has controller (9), and the fixed surface of pressure vessel (8) installs manometer (2), installs pump (5) in pressure vessel (8), and pressure field monitoring probe (3), pump (5) all with controller (9) electric connection.
2. The underground engineering three-dimensional stress field monitoring and early warning device of claim 1, which is characterized in that: the monitoring box body (1) is made of nonmagnetic materials.
3. The underground engineering three-dimensional stress field monitoring and early warning device of claim 1, which is characterized in that: the upper ends of the whistles (14) are fixedly provided with loudspeakers (13).
4. A monitoring method of the underground engineering three-dimensional stress field monitoring and early warning device as claimed in any one of claims 1 to 3 comprises the following steps: the method is characterized in that: the method comprises the following steps:
s1, during underground engineering construction, moving the underground engineering three-dimensional stress field monitoring and early warning device to a specified position, monitoring in real time through the stress field monitoring probe (3), and transmitting detected signals to the controller (9) for processing;
s2, when the stress field changes, after the controller (9) receives the signal, the controller (9) starts to start the inflator pump (5), the gas enters from the through hole (7), the pressure pipe (4) is inflated, the polystyrene ball (17) is inflated and expanded, and moves up and down in the through cavity of the inner groove block (12) or extends out of the through cavity of the inner groove block (12); the whistle (14) is blown and expanded by the loudspeaker (13);
s3, the controller (9) stores the monitoring data of the stress field monitoring probe (3), and the staff judges the stress field change according to the monitoring data to determine whether the construction site has potential safety hazards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010980277.0A CN112097986A (en) | 2020-09-17 | 2020-09-17 | Underground engineering three-dimensional stress field monitoring and early warning device and monitoring method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010980277.0A CN112097986A (en) | 2020-09-17 | 2020-09-17 | Underground engineering three-dimensional stress field monitoring and early warning device and monitoring method thereof |
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| CN112097986A true CN112097986A (en) | 2020-12-18 |
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| CN202010980277.0A Pending CN112097986A (en) | 2020-09-17 | 2020-09-17 | Underground engineering three-dimensional stress field monitoring and early warning device and monitoring method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030056983A1 (en) * | 1999-09-24 | 2003-03-27 | Vermeer Manufacturing Company | Underground drilling device and method employing down-hole radar |
| CN204406561U (en) * | 2015-02-09 | 2015-06-17 | 眉山市公安消防支队 | A kind of panalarm |
| CN205384359U (en) * | 2016-03-15 | 2016-07-13 | 宁波明峰检验检测研究院股份有限公司 | Three -dimensional metal magnetic memory detection instrument |
| CN206618527U (en) * | 2017-04-22 | 2017-11-07 | 黑龙江科技大学 | The stress test device of underground coal mine |
| CN209286322U (en) * | 2018-12-16 | 2019-08-23 | 李许红 | Anti-leak enema syringe with limiting mechanism of pressure |
| CN111175683A (en) * | 2020-03-16 | 2020-05-19 | 中国工程物理研究院激光聚变研究中心 | Experimental test system under alternating current-direct current composite magnetic field-force-heat environment |
| CN210665615U (en) * | 2019-07-23 | 2020-06-02 | 福建省建筑工程质量检测中心有限公司 | Bridge prestressing force detection device |
| CN211205361U (en) * | 2020-01-11 | 2020-08-07 | 广州高奇海洋科技有限公司 | In-situ test probe calibration detection device |
-
2020
- 2020-09-17 CN CN202010980277.0A patent/CN112097986A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030056983A1 (en) * | 1999-09-24 | 2003-03-27 | Vermeer Manufacturing Company | Underground drilling device and method employing down-hole radar |
| CN204406561U (en) * | 2015-02-09 | 2015-06-17 | 眉山市公安消防支队 | A kind of panalarm |
| CN205384359U (en) * | 2016-03-15 | 2016-07-13 | 宁波明峰检验检测研究院股份有限公司 | Three -dimensional metal magnetic memory detection instrument |
| CN206618527U (en) * | 2017-04-22 | 2017-11-07 | 黑龙江科技大学 | The stress test device of underground coal mine |
| CN209286322U (en) * | 2018-12-16 | 2019-08-23 | 李许红 | Anti-leak enema syringe with limiting mechanism of pressure |
| CN210665615U (en) * | 2019-07-23 | 2020-06-02 | 福建省建筑工程质量检测中心有限公司 | Bridge prestressing force detection device |
| CN211205361U (en) * | 2020-01-11 | 2020-08-07 | 广州高奇海洋科技有限公司 | In-situ test probe calibration detection device |
| CN111175683A (en) * | 2020-03-16 | 2020-05-19 | 中国工程物理研究院激光聚变研究中心 | Experimental test system under alternating current-direct current composite magnetic field-force-heat environment |
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Application publication date: 20201218 |
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