CN214577196U - Tunnel automatic monitoring system - Google Patents
Tunnel automatic monitoring system Download PDFInfo
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- CN214577196U CN214577196U CN202023200094.7U CN202023200094U CN214577196U CN 214577196 U CN214577196 U CN 214577196U CN 202023200094 U CN202023200094 U CN 202023200094U CN 214577196 U CN214577196 U CN 214577196U
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- 238000005422 blasting Methods 0.000 claims description 12
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- 238000009434 installation Methods 0.000 abstract description 8
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Abstract
The utility model provides a tunnel automatic monitoring system, including tunnel ballastless track structure settlement monitoring, tunnel structure horizontal displacement monitoring, monitoring basic station and control center, tunnel ballastless track structure settlement monitoring is every interval set distance L1 a pair of first total powerstation of tunnel ballastless track both ends installation, tunnel structure settlement monitoring and tunnel structure horizontal displacement monitoring are every interval set distance L2 a pair of second total powerstation of both sides installation in the tunnel, the second total powerstation is used for monitoring simultaneously that track structure subsides and tunnel structure horizontal displacement, control center links to each other with the monitoring basic station, the monitoring basic station links to each other with first total powerstation, second total powerstation and is used for communication transmission. The utility model discloses the monitoring data is comprehensive, the monitoring point is arranged rationally, provides abundant guarantee for tunnel safety.
Description
Technical Field
The utility model relates to a tunnel monitoring technology field, in particular to tunnel automatic monitoring system.
Background
Blasting is a technique that utilizes the effects of compression, loosening, destruction, throwing and killing of explosives in air, water, earth and stone media or objects due to explosion to achieve the expected purpose. When the explosive package or explosive charge explodes in earth and stone medium or structure, the earth and stone medium or structure generates the phenomena of compression, deformation, damage, loosening and throwing, and the explosive package or explosive charge is mainly used for earth and stone engineering, the demolition of metal buildings and structures and the like.
In tunnel construction, blasting operation is often performed, and the blasting operation may have adverse effects on an existing operating tunnel lining structure, so that monitoring of a tunnel is necessary. In the existing tunnel monitoring system, the monitoring data is incomplete, the monitoring data is single, and potential safety hazards or accidents which possibly occur cannot be analyzed and judged.
Based on this, there is an urgent need for an automatic tunnel monitoring system capable of effectively and comprehensively monitoring various parameters of the tunnel and performing early warning analysis.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing a tunnel automatic monitoring system carries out reasonable monitoring through each item parameter to the tunnel, carries out analysis and judgement to the potential safety hazard or the accident that probably take place, has avoided the emergence of accident to this ensures that construction safety goes on.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a tunnel automatic monitoring system, includes tunnel ballastless track structure settlement monitoring, tunnel structure horizontal displacement monitoring, monitoring basic station and control center, tunnel ballastless track structure settlement monitoring is every interval set distance L1 at tunnel ballastless track both ends installation a pair of first total powerstation, tunnel structure settlement monitoring and tunnel structure horizontal displacement monitoring are every interval set distance L2 both sides installation a pair of second total powerstation in the tunnel, the second total powerstation is used for monitoring simultaneously that track structure subsides and tunnel structure horizontal displacement, control center links to each other with the monitoring basic station, the monitoring basic station links to each other with first total powerstation, second total powerstation and is used for communication transmission.
Further, still include tunnel blasting vibration speed monitoring, tunnel blasting vibration speed monitoring is a vibration monitor of every interval settlement distance L3 one side installation in the tunnel, the vibration monitor links to each other with the monitoring basic station.
Further, tunnel stress monitoring is further included, a pair of pressure sensors are installed on two sides in the tunnel at intervals of a set distance L4, and the pressure sensors are connected with a monitoring base station.
The system comprises a FARO three-dimensional laser scanner, a mobile scanning trolley and a tablet personal computer, wherein the FARO three-dimensional laser scanner is installed on the mobile scanning trolley, the tablet personal computer is connected with the FARO three-dimensional laser scanner and used for receiving data, and the mobile scanning trolley is used for moving in a test track and realizing full-automatic tunnel structure scanning and tunnel disease detection in an operation period through the FARO three-dimensional laser scanner.
Furthermore, TSD tunnel three-dimensional scanning software is installed on the tablet personal computer, and the tablet personal computer is connected with the control center.
And further, the system also comprises a monitoring datum point, wherein the monitoring datum point is positioned in a deformation range far away from the blasting influence and is used for verifying the positions of the first total station and the second total station.
Furthermore, the monitoring reference point takes a prism as an observation mark, the prism is fixed on the track plate by drilling 2 phi 10 chemical anchor bolts on the track plate, the embedding depth of the bolts is 5-10 cm, the diameter of the drilled holes is 12mm, and double nuts are used.
Has the advantages that: the utility model has comprehensive monitoring data and reasonable arrangement of monitoring points, and provides sufficient guarantee for tunnel safety; the utility model discloses a data automatic acquisition and calculation, the monitoring personnel need not get into the operation within the line tunnel scope, can not produce any interference and influence to the driving a vehicle, has eliminated driving a vehicle and personal safety hidden danger. And simultaneously, the utility model discloses an automatic monitoring system can adjust monitoring frequency at any time according to actual need, realizes having improved monitoring efficiency greatly to 24 hours in tunnel according to frequency real-time supervision.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a block diagram of an automatic tunnel monitoring system according to an embodiment of the present invention;
fig. 2 is a schematic view of a distribution of a first total station for settlement monitoring of a tunnel ballastless track structure at a tunnel cross section according to an embodiment of the present invention;
fig. 3 is a schematic view of the distribution of a second total station for monitoring settlement of a tunnel structure and monitoring horizontal displacement of the tunnel structure in a tunnel section according to the embodiment of the present invention;
fig. 4 is a schematic view of the distribution of the vibration monitor for monitoring the vibration velocity of tunnel blasting on the cross section of a tunnel according to the embodiment of the present invention;
fig. 5 is a schematic view of the distribution of the pressure sensors for monitoring the tunnel stress in the tunnel section according to the embodiment of the present invention;
fig. 6 is a first schematic view of the automatic tunnel monitoring system of the present invention in a specific application;
fig. 7 is a second schematic diagram of the automatic tunnel monitoring system of the present invention in a specific application;
fig. 8 is a third schematic view of the automatic tunnel monitoring system of the present invention in specific application;
fig. 9 is a fourth schematic view of the automatic tunnel monitoring system of the present invention in specific application;
fig. 10 is a fifth schematic diagram of the automatic tunnel monitoring system of the present invention in specific application.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
Referring to FIGS. 1-10: the utility model provides a tunnel automatic monitoring system, includes tunnel ballastless track structure settlement monitoring, tunnel structure horizontal displacement monitoring, monitoring basic station and control center, tunnel ballastless track structure settlement monitoring is every interval set distance L1 at tunnel ballastless track both ends installation a pair of first total powerstation, tunnel structure settlement monitoring and tunnel structure horizontal displacement monitoring are every interval set distance L2 both sides installation a pair of second total powerstation in the tunnel, the second total powerstation is used for monitoring simultaneously that track structure subsides and tunnel structure horizontal displacement, control center links to each other with the monitoring basic station, the monitoring basic station links to each other with first total powerstation, second total powerstation and is used for communication transmission.
It should be noted that, the control center of this embodiment may implement 24-hour monitoring through the first total station and the second total station distributed at corresponding positions in the tunnel, and once a sudden change or an overrun condition occurs, the control center may issue an early warning in various forms, such as a short message, a sound, and a pop-up frame. In addition, the monitoring base station which is independently arranged is used as a signal transmission base station, so that a railway operation signal base station is not occupied, and the influence on railway operation is reduced.
In a specific implementation, the first total station and the second total station of the present embodiment may be come cards or solijia, which are full-automatic motor-driven total stations with high precision and excellent stability.
In concrete implementation, still include tunnel blasting vibration speed monitoring, tunnel blasting vibration speed monitoring is a vibration monitor of every interval settlement distance L3 one side installation in the tunnel, the vibration monitor links to each other with the monitoring basic station.
In the concrete implementation, the system further comprises tunnel stress monitoring, wherein a pair of pressure sensors are arranged on two sides in the tunnel at intervals of a set distance L4, and the pressure sensors are connected with a monitoring base station.
In the specific implementation, the system further comprises a tunnel three-dimensional laser scanning system, the tunnel three-dimensional laser scanning system comprises a FARO three-dimensional laser scanner, a mobile scanning trolley and a tablet personal computer, the FARO three-dimensional laser scanner is installed on the mobile scanning trolley, the tablet personal computer is connected with the FARO three-dimensional laser scanner and used for receiving data, the mobile scanning trolley is used for moving in the test track and achieving full-automatic tunnel structure scanning and tunnel defect detection in the operation period through the FARO three-dimensional laser scanner, TSD tunnel three-dimensional scanning software is installed on the tablet personal computer, and the tablet personal computer is connected with the control center.
The embodiment can provide various visual analysis means for tunnel construction measurement, completion acceptance, detection and maintenance management. The tunnel space geometric dimension and the limit can be accurately and completely measured, the tunnel lining cracks, staggered platforms, falling blocks and other diseases and the generated space position can be detected, high-precision disease images and clearance convergence information are provided, and the tunnel surface flatness and section clearance are obtained.
It should be noted that the tunnel three-dimensional laser scanning system of the present embodiment has two field data scanning modes, which are respectively: disease scanning mode: in the disease scan mode, the acquisition of data is continuous. The method comprises the steps that a tester sets parameters such as acquired resolution, quality and trolley speed by using TSD software, a scanning trolley moves along a track to scan according to the set parameters, continuous space data in scanning mileage are obtained, and finally data such as tunnel section convergence, central axis, slab staggering, three-dimensional real models, boundary invasion, water seepage, segment breakage and rib leakage, coatings, cracks and water seepage are obtained. The speed can be freely selected between 80 and 1000m/h according to the fineness degree of the result. Section scanning mode: in a section scanning mode, a detector sets a 3.6km/h scanning speed by using TSD software, the interval scanning length and the section acquisition interval are set, a scanning trolley scanner scans along a set mileage section to acquire three-dimensional section data of a specified mileage section, and finally, data of radial convergence of any mileage section of a tunnel are obtained, wherein the data comprise ovality, a long axis, a short axis, a deflection angle, a horizontal clear line of any height of the section, a clear line of any height of a circle center, a height of a vertex, a coordinate of the circle center and the like.
In a concrete example, still include the monitoring benchmark, the monitoring benchmark is located and keeps away from blasting influence deformation range and is used for carrying out the check-up to the position of first total powerstation, second total powerstation, the monitoring benchmark uses the prism as observing the sign, the prism is fixed on the track board through drilling 2 phi 10 chemical anchor bolts on the track board, and the bolt burial depth is 5 ~ 10cm, and drilling diameter 12mm uses two nuts.
In addition, the number and the spacing distance of the monitoring points (the distribution of the first total station, the second total station, the vibration monitor, and the pressure sensor) may be determined according to actual construction and monitoring conditions.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a tunnel automatic monitoring system, its characterized in that, includes tunnel ballastless track structure settlement monitoring, tunnel structure horizontal displacement monitoring, monitoring basic station and control center, tunnel ballastless track structure settlement monitoring is every interval settlement distance L1 and installs a pair of first total powerstation at tunnel ballastless track both ends, tunnel structure settlement monitoring and tunnel structure horizontal displacement monitoring are every interval settlement distance L2 and install a pair of second total powerstation in both sides in the tunnel, the second total powerstation is used for monitoring track structure settlement and tunnel structure horizontal displacement simultaneously, control center links to each other with the monitoring basic station, the monitoring basic station links to each other with first total powerstation, second total powerstation and is used for communication transmission.
2. The automatic tunnel monitoring system according to claim 1, further comprising a tunnel blasting vibration speed monitor, wherein the tunnel blasting vibration speed monitor is a vibration monitor installed on one side of the tunnel at a set distance L3, and the vibration monitor is connected with a monitoring base station.
3. The automatic tunnel monitoring system according to claim 1, further comprising a tunnel stress monitor, wherein the tunnel stress monitor is characterized in that a pair of pressure sensors are arranged on two sides in the tunnel at intervals of a set distance L4, and the pressure sensors are connected with a monitoring base station.
4. The automatic tunnel monitoring system according to claim 1, further comprising a tunnel three-dimensional laser scanning system, wherein the tunnel three-dimensional laser scanning system comprises a FARO three-dimensional laser scanner, a mobile scanning cart and a tablet computer, the FARO three-dimensional laser scanner is mounted on the mobile scanning cart, the tablet computer is connected with the FARO three-dimensional laser scanner for receiving data, and the mobile scanning cart is used for moving in the test track and realizing full-automatic tunnel structure scanning and tunnel defect detection in the operation period through the FARO three-dimensional laser scanner.
5. The automatic tunnel monitoring system according to claim 4, wherein TSD tunnel three-dimensional scanning software is installed on the tablet computer, and the tablet computer is connected with the control center.
6. The automatic tunnel monitoring system of claim 1, further comprising a monitoring reference point located away from the blast affecting deformation range for verifying the position of the first and second total stations.
7. The automatic tunnel monitoring system according to claim 6, wherein the monitoring reference point is a prism as an observation mark, the prism is fixed on the track plate by drilling 2 phi 10 chemical anchor bolts on the track plate, the bolt burial depth is 5-10 cm, the diameter of the drilled hole is 12mm, and double nuts are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023200094.7U CN214577196U (en) | 2020-12-25 | 2020-12-25 | Tunnel automatic monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023200094.7U CN214577196U (en) | 2020-12-25 | 2020-12-25 | Tunnel automatic monitoring system |
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| CN214577196U true CN214577196U (en) | 2021-11-02 |
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| CN202023200094.7U Expired - Fee Related CN214577196U (en) | 2020-12-25 | 2020-12-25 | Tunnel automatic monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086967A (en) * | 2021-11-22 | 2022-02-25 | 中国地震局地震研究所 | Anti-excavation vibration monitoring method for subway tunnel |
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2020
- 2020-12-25 CN CN202023200094.7U patent/CN214577196U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086967A (en) * | 2021-11-22 | 2022-02-25 | 中国地震局地震研究所 | Anti-excavation vibration monitoring method for subway tunnel |
| CN114086967B (en) * | 2021-11-22 | 2022-11-29 | 中国地震局地震研究所 | Anti-excavation vibration monitoring method for subway tunnel |
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Granted publication date: 20211102 |