CN108955505A - Monitor the device of vcehicular tunnel dynamic and state of surrounding rock stability - Google Patents
Monitor the device of vcehicular tunnel dynamic and state of surrounding rock stability Download PDFInfo
- Publication number
- CN108955505A CN108955505A CN201810857484.XA CN201810857484A CN108955505A CN 108955505 A CN108955505 A CN 108955505A CN 201810857484 A CN201810857484 A CN 201810857484A CN 108955505 A CN108955505 A CN 108955505A
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- Prior art keywords
- monitoring
- driver plate
- state
- arm
- swivel nut
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention belongs to state of surrounding rock to monitor system regions, and in particular to a kind of device for monitoring vcehicular tunnel dynamic and state of surrounding rock stability.The present invention is sequentially connected using driver plate with the monitoring holes for being provided with Tunnel top, when monitoring holes are because of state of surrounding rock and pressure change, country rock squeezes driver plate, the structure that driver plate surrounds changes, so as to cause monitoring rope length degree variation, drive traction rope flexible, take-up reel rotates with it, so that the induction end of angular sensor rotates with it, the final intuitive parameter for obtaining Change in surrounding rocks state.The present invention can only complete the running parameter of state of surrounding rock compared to the monitoring mode of transmission by a monitoring holes, and the pressure change especially suitable for broken rock monitors, and sensitive monitoring has great importance to the safe operation in tunnel.
Description
Technical field
The invention belongs to state of surrounding rock to monitor system regions, and in particular to a kind of monitoring vcehicular tunnel is dynamically and state of surrounding rock
The device of stability.
Background technique
In the digging process of vcehicular tunnel, it is frequently encountered that weak, loose, expansion or fault belt etc. are undesirable to enclose
Rock condition, in tunnel surrounding rock displacement monitoring, the displacement on monitoring section hole top is mostly important, and traditional monitoring mode is to monitor
Hanging ring is arranged in section tunnel top, hangs scale on hanging ring, while scale is arranged in motionless position in hole, with level from two scales
The difference that reading, relatively front and back are read twice, to calculate the displacement occurred between measurement twice, measurement is to each measurement point every time
It requires to carry out above-mentioned work, it is also very big not only to obtain the cumulative errors that measurement data is not easy, and measures.
It in addition is exactly to need to find fixed position installation laser in tunnel surrounding by the way of laser positioning
Emitter is irradiated the scale for being suspended on tested point by laser beam emitting device, by hot spot on scale position
Variation obtains monitoring data, such mode by one group of photosensitive sensor is set on scale, it can be achieved that data long-range monitoring,
Monitoring efficiency can realize real-time monitoring, but it is more difficult to find fixed position, cause the installing process of the system compared with
For difficulty.
Summary of the invention
For the present invention in order to solve above-mentioned problems of the prior art, it is dynamic that the present invention provides a kind of monitoring vcehicular tunnels
The device of state and state of surrounding rock stability can effectively solve the problem that the inconvenient problem of monitoring device installation, improve the accurate of monitoring
Property.
The specific technical solution that the present invention uses is:
The device of vcehicular tunnel dynamic and state of surrounding rock stability, including monitoring device and monitoring terminal are monitored, it is described
Monitoring device and monitoring terminal communication connection, the monitoring device includes fixed part, driving section and monitoring portion, the fixation
Portion includes anchoring bolt, anchoring bolt structure in the shape of a rod, is provided with hangnail, the transmission on the shaft of the anchoring bolt
Portion includes rotary screw, lifting swivel nut and driver plate, and the lifting swivel nut and rotary screw form screw thread lifting and cooperate, described
Rotary screw upper end and the tail end of anchoring bolt be articulated and connected, the lifting swivel nut and driver plate connect by spring arm, institute
The spring arm stated includes and what lifting swivel nut was hinged lifts arm and the floating arm hinged with driver plate, and it is hinged with floating arm to lift arm
Connection, the end of the floating arm, which is stretched out, is lifting except the hinge joint of arm and floating arm, the end of the floating arm with
It lifts and is provided with spring between arm, the monitoring portion includes the thimble and monitoring rope that transmission back is arranged in, described
Monitoring rope, which is interspersed in thimble, to be annularly centered around on the outside of lifting swivel nut, and the monitoring rope is also connected with traction rope, described
Traction rope be wrapped on take-up reel, the take-up reel is connected with angular sensor, the angular sensor
With monitoring terminal communication connection.
It is provided on the anchoring bolt and prevents pounding disk, the anti-disk of pounding is screwed with anchoring bolt.
The driver plate is provided with multiple groups around lifting swivel nut, and the driver plate includes mainboard and subplate, described
Mainboard is connect with lifting swivel nut, and the subplate is symmetrical arranged in the left and right sides of mainboard, is set between the subplate and mainboard
It is equipped with torsional spring, the subplate has the movement tendency away from the lifting swivel nut direction by torsional spring.
The rotary screw end is provided with seal disc, and the downside of driver plate is arranged in the seal disc.
The beneficial effects of the present invention are:
The present invention is sequentially connected using driver plate with the monitoring holes for being provided with Tunnel top, when monitoring holes are because of country rock shape
When state and pressure change, country rock squeezes driver plate, and the structure that driver plate surrounds changes, so as to cause monitoring rope length
Degree variation drives traction rope flexible, and take-up reel rotates with it, so that the induction end of angular sensor rotates with it,
The final intuitive parameter for obtaining Change in surrounding rocks state.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic diagram of overlook direction of the present invention；
Fig. 3 is the structural schematic diagram of Section A-A in Fig. 1；
In attached drawing, 1, anchoring bolt, 2, hangnail, 3, rotary screw, 4, lifting swivel nut, 5, lift arm, 6, floating arm, 7, threading
Ring, 8, monitoring rope, 9, traction rope, 10, take-up reel, 11, anti-pound disk, 12, mainboard, 13, subplate, 14, seal disc, 101, contact
Face, 102, stationary plane, 103, air bag, 104, support rod.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the invention will be further described:
For example shown in Fig. 1 to Fig. 3, the present invention is a kind of monitoring vcehicular tunnel dynamic and state of surrounding rock stability for specific implementation
Device, including monitoring device and monitoring terminal, the monitoring device and monitoring terminal communication connection, the monitoring device
Including fixed part, driving section and monitoring portion, the fixed part includes anchoring bolt 1, and anchoring bolt 1 hammers into monitoring holes for will be whole
Equipment is fixed in monitoring holes, the structure in the shape of a rod of anchoring bolt 1, is provided with hangnail 2 on the shaft of the anchoring bolt 1,
The driving section includes rotary screw 3, lifting swivel nut 4 and driver plate, and the lifting swivel nut 4 and rotary screw 3 form spiral shell
The tail end of line lifting cooperation, 3 upper end of rotary screw and anchoring bolt 1 is articulated and connected, the lifting swivel nut 4 and driver plate
It is connected by spring arm, the spring arm includes and what lifting swivel nut 4 was hinged lifts arm 5 and the floating arm hinged with driver plate
6, it lifts arm 5 and floating arm 6 is articulated and connected, the end of the floating arm 6 is stretched out in the hinge joint for lifting arm 5 Yu floating arm 6
Except, it the end of the floating arm 6 and lifts and is provided with spring between arm 5, the monitoring portion includes being arranged in driver plate
The thimble 7 and monitoring rope 8 at the back side, the monitoring rope 8, which is interspersed in thimble 7, is annularly centered around 4 outside of lifting swivel nut,
The monitoring rope 8 is also connected with traction rope 9, and the traction rope 9 is wrapped on take-up reel 10, and the take-up reel 10 connects
There are angular sensor, the angular sensor and monitoring terminal communication connection.
Rotating nuts are provided on the rotary screw 3, operator can easily rotate by rotating nuts
The adjusting of screw rod 3.
The present invention is sequentially connected using driver plate with the monitoring holes for being provided with Tunnel top, when monitoring holes are because of country rock shape
When state and pressure change, country rock squeezes driver plate, and the structure that driver plate surrounds changes, so as to cause monitoring rope 8
Length variation drives traction rope 9 flexible, and take-up reel 10 rotates with it, so that the induction end of angular sensor is therewith
Rotation, the final intuitive parameter for obtaining Change in surrounding rocks state.The present invention only passes through a monitoring holes compared to the monitoring mode of transmission
The running parameter that can complete state of surrounding rock, the pressure change especially suitable for broken rock monitor, sensitive monitoring, to tunnel
Safe operation has great importance.
The present invention realizes that the pose of driver plate adjusts by spring arm, when the present invention installs, is opened up first positioned at tunnel top
Anchoring bolt 1 is pinned in monitoring holes by the monitoring holes in portion, and rotary screw 3 and anchoring bolt 1 is hinged, is adjusted rotary screw 3 and to rise
Drop swivel nut 4 is gone up and down, and rotary screw 3 avoids rotation due to hinged with anchoring bolt 1 and is transmitted on anchoring bolt 1, ensure that
The connective stability of hangnail 2, avoids integral device from dropping out from monitoring holes on anchoring bolt 1, adjust lifting swivel nut 4 as shown in Figure 1,
By the setting of multiple groups spring arm, so that the side wall of driver plate and monitoring holes, i.e. country rock, are in close contact, when country rock is subjected to displacement
When variation, driver plate can incude in time, and the change in location of driver plate will squeeze spring arm, and spring arm lifts arm 5
It changes with 6 angulation of floating arm, thus guarantee that driver plate is preferably driven effect, once driver plate is subjected to displacement, prison
The elasticity of fake composed by lining rope 8 just changes, so that forward direction occurs for the take-up reel 10 for being provided with reset wind spring
Or reversely rotate, it ensure that angular sensor can sense the change in location from driver plate, sensor passes through signal
It is wired or wirelessly with monitoring terminal communicate, monitor terminal be the industrial personal computer or monitor that tunnel internal is set, and
By the real-time unofficial biography of data that network connection will monitor terminal, the technical effect remotely monitored is realized, realize that backstage personnel can be real
When monitoring tunnel dynamic and state of surrounding rock stability parameter.
Further, in order to guarantee that driver plate is contacted with the stringent of country rock, on the one hand by rotary screw 3 and lifting swivel nut
4 cooperation, so that driver plate and lifting screw 4 constitute double leval jib kinematic pair, wherein spring arm both plays the work of composition double leval jib
With and playing the role of absorbing driver plate deformation, on the other hand, the driver plate further includes seperated contact surface 101 and solid
Determine face 102, air bag 103 is provided between two sides, the two sides of the air bag 103 are respectively arranged with the support rod with anti-back thorn
104, support rod 104 is arranged across stationary plane 102, and lifting swivel nut 4 is adjusted after being installed in place and is made on driver plate and country rock
After monitoring holes are adjacent to, if driver plate still has the gap with hole wall, by air bag 103 inflate so that support rod 104 gradually from
It is extracted in stationary plane 102, the anti-back thorn of setting avoids reversed rollback, and enable contact surface to be further bonded hole wall,
And due to the pushing tow of air bag 103 so that the support rod 104 of two sides can stretch in various degree, ensure that contact surface can deflection, and
Monitoring spirit is utmostly improved so that mainboard 12 and subplate 13 use above-mentioned separate structure with being utmostly bonded for hole wall
Quick property.
Further, it is provided on the anchoring bolt 1 and prevents pounding disk 11, the anti-disk 11 of pounding is consolidated with 1 screw thread of anchoring bolt
It is fixed.By it is anti-pound disk 11 and cover be buckled in the top of driver plate, it is stuck to avoid driver plate caused by falling rocks, improves accuracy.
Further, the driver plate is provided with multiple groups around lifting swivel nut 4, the driver plate include mainboard 12 and
Subplate 13, the mainboard 12 are connect with lifting swivel nut 4, and the subplate 13 is symmetrical arranged in the left and right sides of mainboard 12, institute
Torsional spring is provided between the subplate 13 stated and mainboard 12, the subplate 13 has by torsional spring deviates from the lifting swivel nut 4
The movement tendency in direction.The mainboard 12 of setting and 1 behind of subplate are provided with thimble 7, pass through convenient for monitoring rope 8, mainboard 12
It is contacted by spring arm with country rock, and subplate 13 is also contacted with country rock by torsional spring, when country rock non-displacement, major-minor plate is not
Dynamic, once state of surrounding rock changes, mainboard 12 and subplate 13 are subjected to displacement variation therewith, thus ensure that preferably sense it is sensitive
Degree.
Further, 3 end of rotary screw is provided with seal disc 14, and the seal disc 14 is arranged in driver plate
Downside.The seal disc 14 of setting closes monitoring holes, and driver plate caused by avoiding foreign object from invading is stuck, improves the operation of equipment
Stability.
Claims (4)
1. monitoring the device of vcehicular tunnel dynamic and state of surrounding rock stability, including monitoring device, it is characterised in that: the prison
Surveying device includes fixed part, driving section and monitoring portion, and the fixed part includes anchoring bolt (1), and the anchoring bolt (1) is in bar
Shape structure is provided with hangnail (2) on the shaft of the anchoring bolt (1), and the driving section includes rotary screw (3), lifting
Swivel nut (4) and driver plate, the lifting swivel nut (4) and rotary screw (3) form screw thread lifting and cooperate, the rotary screw
(3) tail end of upper end and anchoring bolt (1) is articulated and connected, and the lifting swivel nut (4) and driver plate are connected by spring arm, described
Spring arm include with lifting swivel nut (4) it is hinged lift arm (5) and the floating arm hinged with driver plate (6), lift arm (5) with
Floating arm (6) articulated connection, the end of the floating arm (6) stretch out the hinge joint for lifting arm (5) and floating arm (6) it
Outside, it the end of the floating arm (6) and lifts and is provided with spring between arm (5), the monitoring portion includes that setting is being driven
The thimble (7) and monitoring rope (8) of back, the monitoring rope (8), which is interspersed in thimble (7), is annularly centered around lifting
On the outside of swivel nut (4), the monitoring rope (8) is also connected with traction rope (9), and the traction rope (9) is wrapped in take-up reel (10)
On, the take-up reel (10) is connected with angular sensor, the driver plate further include seperated contact surface (101) with
Stationary plane (102) is provided with air bag (103) between two sides, and the two sides of the air bag (103) are respectively arranged with to be pierced with anti-back
Support rod (104), support rod (104) across stationary plane (102) be arranged.
2. the device of monitoring vcehicular tunnel dynamic according to claim 1 and state of surrounding rock stability, it is characterised in that: institute
It is provided on the anchoring bolt (1) stated and prevents pounding disk (11), the anti-disk (11) of pounding is screwed with anchoring bolt (1).
3. the device of monitoring vcehicular tunnel dynamic according to claim 1 and state of surrounding rock stability, it is characterised in that: institute
The driver plate stated is provided with multiple groups around lifting swivel nut (4), and the driver plate includes mainboard (12) and subplate (13), described
Mainboard (12) is connect with lifting swivel nut (4), and the subplate (13) is symmetrical arranged in the left and right sides of mainboard (12), the pair
Torsional spring is provided between plate (13) and mainboard (12), the subplate (13) has by torsional spring deviates from the lifting swivel nut
(4) movement tendency in direction.
4. the device of monitoring vcehicular tunnel dynamic according to claim 1 and state of surrounding rock stability, it is characterised in that: institute
Rotary screw (3) end stated is provided with seal disc (14), and the downside of driver plate is arranged in the seal disc (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810857484.XA CN108955505B (en) | 2018-07-31 | 2018-07-31 | Device for monitoring dynamic state and surrounding rock state stability of highway tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810857484.XA CN108955505B (en) | 2018-07-31 | 2018-07-31 | Device for monitoring dynamic state and surrounding rock state stability of highway tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108955505A true CN108955505A (en) | 2018-12-07 |
| CN108955505B CN108955505B (en) | 2020-02-07 |
Family
ID=64466390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810857484.XA Active CN108955505B (en) | 2018-07-31 | 2018-07-31 | Device for monitoring dynamic state and surrounding rock state stability of highway tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108955505B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465569A (en) * | 2021-06-02 | 2021-10-01 | 王艳彦 | Novel civil engineering structure deformation monitoring device |
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| CN107795322A (en) * | 2017-11-06 | 2018-03-13 | 山东建筑大学 | A kind of assembly concrete arc plate and checkerboard type prestress anchorage cable composite supporting construction and its construction method |
| CN207412139U (en) * | 2017-04-19 | 2018-05-29 | 重庆市永川区中医院 | A kind of clinical oral operation elastic dilatation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2890345Y (en) * | 2006-01-25 | 2007-04-18 | 吴江 | Pre-warning device capable of real-time monitoring |
| JP2007205741A (en) * | 2006-01-31 | 2007-08-16 | Tobishima Corp | Displacement measuring device using fbg optical fiber sensor |
| CN101418581A (en) * | 2008-11-21 | 2009-04-29 | 湖南大学 | Discrete material pile swelling capacity tester |
| CN204228152U (en) * | 2014-11-25 | 2015-03-25 | 长江勘测规划设计研究有限责任公司 | Stay-supported observation cabinet |
| CN205262453U (en) * | 2015-12-31 | 2016-05-25 | 威海晶合数字矿山技术有限公司 | Monitoring devices is warp in tunnel convergence |
| CN205593478U (en) * | 2016-03-08 | 2016-09-21 | 吴文钦 | Overlying strata after coal mine goaf fills remove deformation monitoring system |
| KR101657672B1 (en) * | 2016-04-28 | 2016-09-19 | 주식회사 세광종합기술단 | a underwater settlement plate for measuring settlement of a reclaimed land |
| CN207412139U (en) * | 2017-04-19 | 2018-05-29 | 重庆市永川区中医院 | A kind of clinical oral operation elastic dilatation device |
| CN107702634A (en) * | 2017-09-26 | 2018-02-16 | 十九冶成都建设有限公司 | Deformeter |
| CN107795322A (en) * | 2017-11-06 | 2018-03-13 | 山东建筑大学 | A kind of assembly concrete arc plate and checkerboard type prestress anchorage cable composite supporting construction and its construction method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465569A (en) * | 2021-06-02 | 2021-10-01 | 王艳彦 | Novel civil engineering structure deformation monitoring device |
| CN113465569B (en) * | 2021-06-02 | 2022-03-25 | 王艳彦 | Civil engineering structure deformation monitoring devices |
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| Publication number | Publication date |
|---|---|
| CN108955505B (en) | 2020-02-07 |
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