CN204064227U - A kind of rock displacement monitoring device - Google Patents
A kind of rock displacement monitoring device Download PDFInfo
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- CN204064227U CN204064227U CN201420453468.1U CN201420453468U CN204064227U CN 204064227 U CN204064227 U CN 204064227U CN 201420453468 U CN201420453468 U CN 201420453468U CN 204064227 U CN204064227 U CN 204064227U
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- rock
- guard block
- locating ring
- monitoring device
- data
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Abstract
The utility model discloses a kind of rock displacement monitoring device, comprising: anchoring body, locating ring, inductive frequency displacement transducer and guard block; Described inductive frequency displacement transducer comprises iron core and magnetic plug; Described locating ring outer peripheral face is fixedly connected with described rock mass, and this locating ring has a perforation, and described anchoring body removably connects through described perforation and described iron core; Described guard block is fixedly connected with described magnetic plug; The utility model makes full use of the anchor structure as surrounding rock supporting means, and utilize inductive frequency displacement transducer, data acquisition device and data firing box, realize automatic monitoring and the transmission of rock displacement data, solve that traditional displacement monitoring means monitoring information is more delayed, waste of manpower and ineffective problem; Installation process is simple, the transmission of displacement monitoring data and check real-time convenience.
Description
Technical field
The utility model relates to rock displacement monitoring field, is specially a kind of rock displacement monitoring device.
Background technology
Since the sixties in 20th century, in construction, New Austrian Tunneling Method is progressively carried out, New Austrian Tunneling Method refers to that application rock mass mechanics is theoretical, to safeguard and to utilize the self-bearing ability of country rock for basic point, adopt anchor pole and sprayed concrete to be main supporting means, carry out supporting timely, control the distortion of country rock and relax, make country rock become the ingredient of support system, and instruct method and the principle of constructing tunnel and underground engineering design construction by the measurement to country rock and supporting, monitoring; Meanwhile, tunnel monitoring and measurement are widely applied, and achieve significant progress; Traditional displacement monitoring means such as convergence displacement meter, multipoint displacement meter, pressure gauge needs to carry out measuring and image data to scene by personnel, monitoring information is more delayed, waste of manpower, inefficiency.
Along with the continuous progress of sensor technology, the use of tunnel monitoring equipment is developed to the automatic monitoring of multiple information by the personal monitoring obtaining single piece of information, at present, research for monitoring has automatically achieved certain progress, automated watch-keeping facility also obtain certain applications, but automatic monitoring mode of the prior art have involve great expense, the easy problem such as destroyed, complex installation process, and the transmission of displacement measurement data can not ensure in real time, monitor inconvenience.
Summary of the invention
The utility model for the proposition of above problem, and develop a kind ofly to reuse, rock displacement monitoring device quick and easy for installation.
Technological means of the present utility model is as follows:
A kind of rock displacement monitoring device, comprising: anchoring body, locating ring, inductive frequency displacement transducer and guard block; Described inductive frequency displacement transducer comprises iron core and magnetic plug; Described locating ring outer peripheral face is fixedly connected with described rock mass, and this locating ring has a perforation, and described anchoring body removably connects through described perforation and described iron core; Described guard block is fixedly connected with described magnetic plug;
Further, described anchoring body, locating ring and inductive frequency displacement transducer are embedded in the anchor hole of described rock mass; Described guard block is over cap, and this guard block is covered on described anchor hole, and is fixed by expansion bolt and described rock mass;
Further, described anchoring body and locating ring are embedded in the anchor hole of described rock mass; Described guard block is protective sleeve, and its outer wall is connected with the steel arch-shelf of rock mass described in supporting, and described magnetic plug is placed in described guard block;
Further, one end being used for connecting anchorage head of described anchoring body is connected with described iron core, and the other end is connected with rock mass by Anchor Agent;
Further, described anchoring body, locating ring, inductive frequency displacement transducer and guard block form monitoring part jointly;
Described rock displacement monitoring device also comprises:
Connect described inductive frequency displacement transducer, for receiving the rock displacement data that described inductive frequency displacement transducer transmits and the data acquisition device stored;
Further, described rock displacement monitoring device also comprises:
Connect described data acquisition device, the rock displacement data for being stored by described data acquisition device send to the data firing box of user terminal.
Owing to have employed technique scheme, a kind of rock displacement monitoring device that the utility model provides, the utility model makes full use of the anchor structure as surrounding rock supporting means, and utilize inductive frequency displacement transducer, data acquisition device and data firing box, realize automatic monitoring and the transmission of rock displacement data, solve traditional displacement monitoring means monitoring information more delayed, waste of manpower, and ineffective problem, change the monitoring mode of flush type displacement meter simultaneously, greatly reduce the cost of robotization displacement monitoring, and achieve the dynamic dismounting of inductive frequency displacement transducer and the protection under blasting condition, installation process is simple, the transmission of displacement monitoring data facilitates in real time.
Accompanying drawing explanation
Fig. 1 is rockbolt installation schematic diagram of the prior art;
Fig. 2, Fig. 3 are the structural representations of monitoring part described in the utility model;
Fig. 4 is the scheme of installation of monitoring part described in the utility model around section;
Fig. 5 is the structural representation of monitoring device described in the utility model.
In figure: 1, rock mass, 2, anchoring body, 3, anchorage head, 4, anchor hole; 5, expansion bolt, 6, locating ring, 7, inductive frequency displacement transducer, 8, guard block; 9, connecting line, 10, steel arch-shelf, 11, monitoring part; 12, section, 13, face, 14, data acquisition device; 15, data firing box, 16, hole, 17, fixing reinforcing bar; 61, bore a hole, 71, iron core, 72, magnetic plug.
Embodiment
A kind of rock displacement monitoring device as shown in Fig. 2, Fig. 3 and Fig. 5, is characterized in that comprising: anchoring body 2, locating ring 6, inductive frequency displacement transducer 7 and guard block 8; Described inductive frequency displacement transducer 7 comprises iron core 71 and magnetic plug 72; Described locating ring 6 outer peripheral face is fixedly connected with described rock mass 1, and this locating ring 6 has a perforation 61, and described anchoring body 2 removably connects with described iron core 71 through described perforation 61; Described guard block 8 is fixedly connected with described magnetic plug 72; Further, described anchoring body 2, locating ring 6 and inductive frequency displacement transducer 7 are embedded in the anchor hole 4 of described rock mass 1; Described guard block 8 is over cap, and this guard block 8 is covered on described anchor hole 4, and is fixed by expansion bolt 5 and described rock mass 1; The connecting line 9 of described inductive frequency displacement transducer 7 is connected with described inductive frequency displacement transducer 7 through described over cap; Further, described anchoring body 2 and locating ring 6 are embedded in the anchor hole 4 of described rock mass 1; Described guard block 8 is protective sleeve, and its outer wall is connected with the steel arch-shelf 10 of rock mass described in supporting 1, and described magnetic plug 72 is placed in described guard block 8; Further, one end being used for connecting anchorage head 3 of described anchoring body 2 is connected with described iron core 71, and the other end is connected with rock mass 1 by Anchor Agent; Further, described anchoring body 2, locating ring 6, inductive frequency displacement transducer 7 and guard block 8 form monitoring part 11 jointly; Described rock displacement monitoring device also comprises: connect described inductive frequency displacement transducer 7, for receiving the rock displacement data that described inductive frequency displacement transducer 7 transmits and the data acquisition device 14 stored; Further, described rock displacement monitoring device also comprises: connect described data acquisition device 14, and the rock displacement data for being stored by described data acquisition device 14 send to the data firing box 15 of user terminal; Described user terminal comprises the electronic equipment such as computer, mobile phone.
The use procedure of monitoring device described in the utility model comprises the steps:
Step 1: the anchorage head 3 that the anchor pole monitored rock mass section 12 surrounding installed had is dismantled;
Step 2: described inductive frequency displacement transducer 7 is installed on anchoring body 2 that described anchor pole has;
Step 3: connect described inductive frequency displacement transducer 7 and data acquisition device 14, and connect described data acquisition device 14 and data firing box 15;
Step 4: data acquisition device 14 receives rock displacement data that described inductive frequency displacement transducer 7 transmits and stores;
Step 5: the rock displacement data that described data acquisition device 14 stores are sent to user terminal by data firing box 15;
Further, also comprise the steps: before step 1
The position of monitoring needing rock displacement is installed the anchor pole comprising anchoring body 2 and anchorage head 3;
Further, the inductive frequency displacement transducer 7 that current section 12 surrounding is installed detachably reclaims, and can be installed on around the section 12 that keeps at a certain distance away with current section 12 and reuse; Further, the inductive frequency displacement transducer 7 in described certain distance shares a data acquisition device 14.
Fig. 1 shows rockbolt installation schematic diagram of the prior art, and as shown in Figure 1, anchor pole is the member system structure of rock mass reinforcing, and it is laid in anchor hole 4, comprises anchoring body 2 and anchorage head 3 two parts, and generally anchoring body 2 and anchorage head 3 are threaded connection.When carrying out rock displacement monitoring, dismounting anchorage head 3, and inductive frequency displacement transducer 7 and anchoring body 2 are installed by bolt; After described inductive frequency displacement transducer 7 is dismantled, anchorage head 3 can be reinstalled, and then recover anchor pole function.
Inductive frequency displacement transducer 7 is a kind of technological means measuring soil and rock mass deformation in prior art, it generally comprises iron core 71, magnetic plug 72, and the integrated circuit such as LC oscillatory circuit, anchoring body 2 front end is connected with iron core 71, end is fixed by Anchor Agent and country rock deep, magnetic plug 72 is fixedly connected with guard block 8, when tunnel excavation, country rock surface will to hole internal strain, relative displacement is produced with country rock deep, anchoring body 2 connects iron core 71 under external force, relative displacement is produced with magnetic plug 72, the change of displacement causes the change of magnetic plug 72 inductance value, the change of described inductance value is converted to frequency by the integrated circuit such as LC oscillatory circuit, and draw rock displacement amount, described rock displacement amount is transferred to data acquisition device 14 by the connecting line 9 of inductive frequency displacement transducer 7, computer is sent to again by data firing box 15, the user terminals such as mobile phone.
Fig. 2, Fig. 3 respectively illustrate the structural representation of monitoring part described in the utility model, guard block wherein adopts different structures, and as shown in Figure 2, described guard block 8 is over cap, this guard block 8 is covered on described anchor hole 4, and is fixed by expansion bolt 5 and described rock mass 1; As shown in Figure 3; described guard block 8 is protective sleeve; its outer wall is connected with the steel arch-shelf 10 of rock mass described in supporting 1; described magnetic plug 72 is placed in described guard block 8; and be connected with described guard block 8 by fixing reinforcing bar 17; by the structure of guard block, Blasting Excavation throwing rock can be avoided to cause inductive frequency displacement transducer to damage, the concrete sprayed when simultaneously also can ensure that inductive frequency displacement transducer is not just served as a contrast cover.
Fig. 4 shows the scheme of installation of monitoring part described in the utility model around section, during practical application, first near first section 12, monitoring part 11 and data acquisition device 14 are installed, back to back two sections 12 are all provided with monitoring part 11, and the monitoring part 11 of above-mentioned three sections 12 is all connected to the data acquisition device 14 of first section 12 by connecting line 9, namely the inductive frequency displacement transducer 7 in certain distance shares a data acquisition device 14, and certain distance here can be the spacing of first section and the 3rd section; The installation position of data firing box 15 is equipped with two kinds, a kind of be described data firing box 15 is integrated with described data acquisition device 14, by data firing box 15, rock displacement data are sent to user terminal after to be monitored, another kind is the position that described data firing box 15 is placed in rock mass hole 16, is directly connected the rock displacement data that transmission of monitoring arrives with user terminal; Described data acquisition device 14 comprises receiver chip and the storage card being connected receiver chip; Described data firing box 15 comprises emitter chip.Simultaneously, the inductive frequency displacement transducer 7 that current section 12 surrounding is installed detachably reclaims, and can be installed on around the section 12 that keeps at a certain distance away with current section 12 and reuse, be specifically as follows during practical application: when first, second and the 3rd section be all provided with monitoring part 11, data acquisition device 14 is installed near first section, described data firing box 15 can be connected with described data acquisition device 14 by connecting line 9, and be positioned over hole 16, when being mounted to the 4th section, because the first section is outside coverage, therefore the inductive frequency displacement transducer 7 of the first section can be disassembled, repeat to be installed to around the 4th section, simultaneously, described guard block 8 grade also can reuse, the anchoring body 2 remaining in the first section reinstalls anchorage head 3, in practical application, this rolling driven mode can be adopted, realize the dynamic realtime monitoring of the rock displacement of constructing tunnel overall process.
A kind of rock displacement monitoring device that the utility model provides, the utility model makes full use of the anchor structure as surrounding rock supporting means, and utilize inductive frequency displacement transducer, data acquisition device and data firing box, realize automatic monitoring and the transmission of rock displacement data, solve traditional displacement monitoring means monitoring information more delayed, waste of manpower, and ineffective problem, change the monitoring mode of flush type displacement meter simultaneously, greatly reduce the cost of robotization displacement monitoring, and achieve the dynamic dismounting of inductive frequency displacement transducer and the protection under blasting condition, installation process is simple, the transmission of displacement monitoring data facilitates in real time.
The above; be only the utility model preferably embodiment; 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; be equal to according to the technical solution of the utility model and inventive concept thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (6)
1. a rock displacement monitoring device, is characterized in that comprising: anchoring body (2), locating ring (6), inductive frequency displacement transducer (7) and guard block (8); Described inductive frequency displacement transducer (7) comprises iron core (71) and magnetic plug (72); Described locating ring (6) outer peripheral face is fixedly connected with described rock mass (1), and this locating ring (6) has a perforation (61), described anchoring body (2) removably connects through described perforation (61) and described iron core (71); Described guard block (8) is fixedly connected with described magnetic plug (72).
2. a kind of rock displacement monitoring device according to claim 1, is characterized in that described anchoring body (2), locating ring (6) and inductive frequency displacement transducer (7) are embedded in the anchor hole (4) of described rock mass (1); Described guard block (8) is over cap, and this guard block (8) is covered on described anchor hole (4), and is fixed by expansion bolt (5) and described rock mass (1).
3. a kind of rock displacement monitoring device according to claim 1, is characterized in that described anchoring body (2) and locating ring (6) are embedded in the anchor hole (4) of described rock mass (1); Described guard block (8) is protective sleeve, and its outer wall is connected with the steel arch-shelf (10) of rock mass described in supporting (1), and described magnetic plug (72) is placed in described guard block (8).
4. a kind of rock displacement monitoring device according to claim 1, it is characterized in that one end being used for connecting anchorage head (3) of described anchoring body (2) is connected with described iron core (71), the other end is connected with rock mass (1) by Anchor Agent.
5. a kind of rock displacement monitoring device according to claim 1, it is characterized in that, described anchoring body (2), locating ring (6), inductive frequency displacement transducer (7) and guard block (8) form monitoring part (11) jointly;
Described rock displacement monitoring device also comprises:
Connect described inductive frequency displacement transducer (7), for receiving the rock displacement data that described inductive frequency displacement transducer (7) transmits and the data acquisition device (14) stored.
6. a kind of rock displacement monitoring device according to claim 5, is characterized in that, described rock displacement monitoring device also comprises:
Connect described data acquisition device (14), the rock displacement data for being stored by described data acquisition device (14) send to the data firing box (15) of user terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420453468.1U CN204064227U (en) | 2014-08-12 | 2014-08-12 | A kind of rock displacement monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420453468.1U CN204064227U (en) | 2014-08-12 | 2014-08-12 | A kind of rock displacement monitoring device |
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| Publication Number | Publication Date |
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| CN204064227U true CN204064227U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420453468.1U Expired - Fee Related CN204064227U (en) | 2014-08-12 | 2014-08-12 | A kind of rock displacement monitoring device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121845A (en) * | 2014-08-12 | 2014-10-29 | 大连海事大学 | Rock mass displacement monitoring device and rock mass displacement prediction method |
| CN104613858A (en) * | 2015-01-23 | 2015-05-13 | 山东大学 | Tunnel surrounding rock primary bracing horizontal convergence displacement monitoring instrument and method |
| CN108150209A (en) * | 2018-01-28 | 2018-06-12 | 大连海事大学 | A kind of intelligent anchor rod for being suitable for protecting and measuring Tunnel Stability |
| CN110462228A (en) * | 2017-03-27 | 2019-11-15 | 费希尔厂有限责任两合公司 | The arragement construction and fixed system of anchor bolt in anchor hole |
| CN110609316A (en) * | 2019-10-22 | 2019-12-24 | 辽宁科技大学 | Protection device for microseismic monitoring sensor in tunnel and use method thereof |
| CN111156944A (en) * | 2019-12-25 | 2020-05-15 | 天地科技股份有限公司 | Real-time monitoring system and method for surrounding rock of roadway |
| CN111780805A (en) * | 2020-06-05 | 2020-10-16 | 中国葛洲坝集团第一工程有限公司 | Anchor cable type rock mass stress-strain detection system and method |
-
2014
- 2014-08-12 CN CN201420453468.1U patent/CN204064227U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121845A (en) * | 2014-08-12 | 2014-10-29 | 大连海事大学 | Rock mass displacement monitoring device and rock mass displacement prediction method |
| CN104121845B (en) * | 2014-08-12 | 2017-02-01 | 大连海事大学 | Rock mass displacement prediction method |
| CN104613858A (en) * | 2015-01-23 | 2015-05-13 | 山东大学 | Tunnel surrounding rock primary bracing horizontal convergence displacement monitoring instrument and method |
| CN110462228A (en) * | 2017-03-27 | 2019-11-15 | 费希尔厂有限责任两合公司 | The arragement construction and fixed system of anchor bolt in anchor hole |
| CN110462228B (en) * | 2017-03-27 | 2021-08-31 | 费希尔厂有限责任两合公司 | Arrangement and fastening system for anchor bolts in anchor bores |
| CN108150209A (en) * | 2018-01-28 | 2018-06-12 | 大连海事大学 | A kind of intelligent anchor rod for being suitable for protecting and measuring Tunnel Stability |
| CN110609316A (en) * | 2019-10-22 | 2019-12-24 | 辽宁科技大学 | Protection device for microseismic monitoring sensor in tunnel and use method thereof |
| CN111156944A (en) * | 2019-12-25 | 2020-05-15 | 天地科技股份有限公司 | Real-time monitoring system and method for surrounding rock of roadway |
| CN111780805A (en) * | 2020-06-05 | 2020-10-16 | 中国葛洲坝集团第一工程有限公司 | Anchor cable type rock mass stress-strain detection system and method |
| CN111780805B (en) * | 2020-06-05 | 2022-04-05 | 中国葛洲坝集团第一工程有限公司 | Anchor cable type rock mass stress-strain detection system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170812 |
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| CF01 | Termination of patent right due to non-payment of annual fee |