CN203685193U - Shield tunneling construction system for deep and long coal mine inclined well - Google Patents
Shield tunneling construction system for deep and long coal mine inclined well Download PDFInfo
- Publication number
- CN203685193U CN203685193U CN201320863847.3U CN201320863847U CN203685193U CN 203685193 U CN203685193 U CN 203685193U CN 201320863847 U CN201320863847 U CN 201320863847U CN 203685193 U CN203685193 U CN 203685193U
- Authority
- CN
- China
- Prior art keywords
- sensor
- construction system
- coal mine
- inclined shaft
- profound
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 238000010276 construction Methods 0.000 title claims abstract description 39
- 239000003245 coal Substances 0.000 title claims abstract description 30
- 230000005641 tunneling Effects 0.000 title abstract 4
- 238000012544 monitoring process Methods 0.000 claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims description 25
- 210000003205 muscle Anatomy 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 239000002689 soil Substances 0.000 claims description 11
- 238000004880 explosion Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 4
- 230000002459 sustained effect Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 230000011664 signaling Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000013307 optical fiber Substances 0.000 abstract 4
- 238000005259 measurement Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a shield tunneling construction system for a deep and long coal mine inclined well. The shield tunneling construction system comprises a plurality of sensors, a data server arranged on the ground, and a remote data acquisition terminal communicated with the data server, wherein monitoring sections are arranged in the direction of the inclined well at intervals with preset length; a plurality of measurement points are uniformly arranged on a pipe piece lining of each monitoring section; the sensors are mounted at each measurement point and are connected with the data server through optical cables; the sensors comprise vibration wire type sensors and optical fiber grating type sensors; the vibration wire type sensors and the optical fiber grating type sensors are mounted on all the monitoring sections at intervals. By the adoption of a vibration wire type and optical fiber grating type sensor mixed test technology, due to the mixed test, the advantages of the vibration wire type sensors and the optical fiber grating type sensors are compensated, so that the shield tunneling construction system for the deep and long coal mine inclined well, which is high in overall stability, high in precision, long in service life and reasonable in price, is constructed.
Description
Technical field
The utility model relates to the shield construction system of the shield-tunneling construction correlative technology field, particularly a kind of profound coal mine inclined shaft of profound coal mine inclined shaft.
Background technology
Current, coal in China consumption continues to increase, and develops through lasting high strength for many years taking mining area, Eastern China as main main colliery, can adopt coal resources day by day exhausted.Verified buried depth and account for 53% of coal resources total amount below 1000m, mining depth is with the speed increase of annual 8-12m, and in the deep mining stage that domestic most large coal mines have entered in succession, profound inclined shaft will emerge in multitude in coal mining.Past, the construction of coal mine roadway (inclined shaft) adopts drilling and blasting method conventionally, and construction speed is slow (70～100 meters/month), at present, the overlength inclined shaft of domestic some mine intends adopting complete-section tunnel boring machine (shield structure) excavation, to improve long construction safety and efficiency apart from inclined shaft.
But, existing shield construction system, and fail to monitor the mechanical state of construction period and the operation phase of shield machine and shield tunnel segment lining effective monitoring of failing to shield-tunneling construction and structural behavior.
Utility model content
Based on this, be necessary to fail to monitor for prior art the mechanical state of construction period and the operation phase of shield machine and shield tunnel segment lining, and fail the technical problem of the effective monitoring to shield-tunneling construction and structural behavior, a kind of shield construction system of profound coal mine inclined shaft is provided.
A kind of shield construction system of profound coal mine inclined shaft, comprise: multiple sensors, be arranged on the data server on ground, and with the remote data acquisition terminal of described data server communication, and every preset length, monitoring section is set along inclined shaft direction, on the pipe-plate lining of each monitoring section, be evenly arranged multiple measuring points, each point position is installed multiple described sensors, described sensor is connected with data server by optical cable, described sensor comprises vibrating string type sensor and fiber Bragg grating type sensor, vibrating string type sensor and fiber Bragg grating type sensor are installed in each monitoring section interval.
Further, also comprise the data acquisition unit and the cable junction box that are arranged on described section of jurisdiction, described vibrating string type sensor is incorporated to optical cable by data acquisition unit, and fiber Bragg grating type sensor is incorporated to optical cable by cable junction box.
Further, described data acquisition unit and described cable junction box are placed in the headspace of horizontal level of described section of jurisdiction.
Further, described sensor comprises: Water And Earth Pressures sensor, concrete strain sensor, reinforcing bar strain transducer or temperature pick up, described Water And Earth Pressures sensor comprises water pressure sensor and soil pressure sensor, and described water pressure sensor uses pad colligation on the principal rod of described section of jurisdiction; The sensitive surface of described soil pressure sensor is equal with the native face of meeting of described section of jurisdiction, and fixes the position of described soil pressure sensor with reinforcing bar; The main muscle of described section of jurisdiction after blocking corresponding length is welded as a whole the two-sided side bar of described reinforcing bar strain transducer and described main muscle; The strain induction direction of described concrete strain sensor and hoop are advocated, and muscle direction is parallel fixes, and in each measuring point, outside is each arranges a concrete strain sensor, and is fixed on the main muscle of hoop of described section of jurisdiction in sustained height place; Temperature pick up adopts the embedded inside concrete that is installed on described section of jurisdiction.
Further, described data server is provided with the fiber grating signal (FBG) demodulator that the signal of described fiber Bragg grating type sensor is carried out to collection and treatment, and the signal of described vibrating string type sensor is carried out to the type vibration wire signaling protocol converter of collection and treatment.
Further, also comprise the web camera and the wireless launcher that are arranged on shield machine, and be arranged on the wireless bridge on the pipe-plate lining of each monitoring section, described wireless bridge is connected with described optical cable by wire, described web camera is connected with described wireless launcher, and described wireless launcher and described wireless bridge wireless connections.
Further, described wireless launcher is protected against explosion wireless launcher, and described wireless bridge is protected against explosion wireless bridge.
Further, described data server is provided with the wireless signal acquiring instrument that the wireless signal of described wireless bridge is carried out to collection and treatment.
The utility model adopts the hybrid test technology of type vibration wire and fiber Bragg grating type sensor, hybrid test can at utmost be realized the mutual supplement with each other's advantages of type vibration wire and fiber Bragg grating type sensor, and structure resistance to overturning is good, precision is high, the life-span is long, the shield construction system of the profound coal mine inclined shaft of reasonable price.
Brief description of the drawings
Fig. 1 is the construction module figure of the shield construction system of a kind of profound coal mine inclined shaft of the utility model;
Fig. 2 be a kind of profound coal mine inclined shaft of the utility model shield construction system one of them comprise the pipe-plate lining measuring point arrangement diagram of Water And Earth Pressures sensor and concrete strain sensor example;
Fig. 3 be a kind of profound coal mine inclined shaft of the utility model shield construction system one of them comprise the pipe-plate lining measuring point arrangement diagram of reinforcing bar strain transducer and temperature pick up example.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Be illustrated in figure 1 the construction module figure of the shield construction system of a kind of profound coal mine inclined shaft of the utility model, comprise: multiple sensors, be arranged on the data server 11 on ground, and with the remote data acquisition terminal 12 of described data server 11 communications, and every preset length, monitoring section 13 is set along inclined shaft direction, on the pipe-plate lining of each monitoring section 13, be evenly arranged multiple measuring points, each point position is installed multiple described sensors, described sensor is connected with data server 11 by optical cable 14, described sensor comprises vibrating string type sensor and fiber Bragg grating type sensor, vibrating string type sensor and fiber Bragg grating type sensor are installed in each monitoring section 13 intervals.
Wherein, the monitoring section of vibrating string type sensor is installed and for vibrating string type sensor, section 131 is installed, the monitoring section of installing optical fibres grating sensor is fiber Bragg grating type installation of sensors section 132.Fiber Bragg grating type sensor is preferably distributed fiber grating formula sensor.
Sensor reads the monitoring section data of monitoring section by monitoring section transfer of data by 1-2 core optical cable to ground and in data server 11; The signal of processing through data server 11 is sent to remote data acquisition terminal 12 by switch 18, network transmitter 19, and final data is aggregated into monitoring center 17 and carries out Real-Time Monitoring.
Preferably, described preset length is 200 meters, and on the pipe-plate lining of each monitoring section, is evenly arranged 8-12 measuring point according to the size of monitoring section.
The existing sensor that structure is monitored has fiber Bragg grating type, type vibration wire and resistance-strain type.Wherein, type vibration wire and resistance-strain type advantage: stability is strong, survival rate is high, price is lower; Shortcoming: precision is relatively low, application life is shorter; Fiber Bragg grating type is advantage compared with type vibration wire and resistance-strain type: precision is relatively high, can realize and distributing or accurate distribution monitoring, corrosion-resistant, anti-interference; Shortcoming: survival rate is low, price is higher.The utility model adopts the hybrid test technology of type vibration wire and fiber Bragg grating type sensor, hybrid test can at utmost be realized the mutual supplement with each other's advantages of type vibration wire and fiber Bragg grating type sensor, and structure resistance to overturning is good, precision is high, the life-span is long, the profound coal mine inclined shaft dynamic monitoring system of the shield-tunneling construction of reasonable price.
In an embodiment, also comprise the data acquisition unit 151 and the cable junction box 152 that are arranged on described section of jurisdiction therein, described vibrating string type sensor is incorporated to optical cable 14 by data acquisition unit 151, and fiber Bragg grating type sensor is incorporated to optical cable 14 by cable junction box 153.
Wherein, the vibrating string type sensor of arranging vibrating string type sensor is installed the data acquisition unit 151 that type vibration wire is installed on section 131; On the fiber Bragg grating type installation of sensors section 132 of layout fiber Bragg grating type sensor, do not need extra installation data collector 151, the wire of fiber Bragg grating type sensor is the optical cable 14 for transfer of data by cable junction box 152 accesses directly.
In an embodiment, described data acquisition unit and described cable junction box are placed in the headspace of horizontal level of described section of jurisdiction therein.
Therein in an embodiment, described sensor comprises: Water And Earth Pressures sensor, concrete strain sensor, reinforcing bar strain transducer or temperature pick up, described Water And Earth Pressures sensor comprises water pressure sensor and soil pressure sensor, and described water pressure sensor uses pad colligation on the principal rod of described section of jurisdiction; The sensitive surface of described soil pressure sensor is equal with the native face of meeting of described section of jurisdiction, and fixes the position of described soil pressure sensor with reinforcing bar; The main muscle of described section of jurisdiction after blocking corresponding length is welded as a whole the two-sided side bar of described reinforcing bar strain transducer and described main muscle; The strain induction direction of described concrete strain sensor and hoop are advocated, and muscle direction is parallel fixes, and in each measuring point, outside is each arranges a concrete strain sensor, and is fixed on the main muscle of hoop of described section of jurisdiction in sustained height place; Temperature pick up adopts the embedded inside concrete that is installed on described section of jurisdiction.
Be the pipe-plate lining measuring point arrangement diagram of one of them example of shield construction system of a kind of profound coal mine inclined shaft of the utility model as shown in Figures 2 and 3.
On pipe-plate lining 20, be evenly arranged Water And Earth Pressures sensor 21, concrete strain sensor 22, reinforcing bar strain transducer 23 and temperature pick up 24, wherein, water pressure sensor uses pad colligation on the principal rod of section of jurisdiction; Soil pressure sensor adopts embedded installation, and it is the face that pipe-plate lining contacts with country rock that native face 28(is met in sensitive surface and section of jurisdiction) equal, ensure that sensitive surface exposes and can experience external pressure, and fix the testing element position of soil pressure sensor with reinforcing bar; It is after main muscle is blocked to corresponding length, reinforcing bar strain transducer 23 and the two-sided side of main muscle bar to be welded as a whole that reinforcing bar strain transducer 23 is installed; The strain induction direction of concrete strain sensor 22 and the hoop muscle direction of being advocated is parallel fixing, and in each measuring point, outside is each arranges a concrete strain sensor 22, its binding is fixed on the main muscle of hoop in sustained height place with iron wire; Temperature pick up 24 adopts the embedded section of jurisdiction inside concrete that is installed on.Data acquisition unit 151, described cable junction box 152 and optical cable 14 are placed in the headspace 25 of horizontal level of described section of jurisdiction.
Therein in an embodiment, described data server 11 is provided with the fiber grating signal (FBG) demodulator 111 that the signal of described fiber Bragg grating type sensor is carried out to collection and treatment, and the signal of described vibrating string type sensor is carried out to the type vibration wire signaling protocol converter 112 of collection and treatment.
Therein in an embodiment, also comprise the web camera and the wireless launcher that are arranged on shield machine, and be arranged on the wireless bridge 161 on the pipe-plate lining of each monitoring section, described wireless bridge 161 is connected with described optical cable 14 by wire, described web camera is connected with described wireless launcher 162, and described wireless launcher 162 and described wireless bridge 161 wireless connections.
Construction State parameter and the attitude of shield machine of shield machine, the movable signal transfer of data such as present position adopt wireless way for transmitting, wherein attitude of shield machine, the real time data of present position adopts the web camera being arranged on shield machine to realize the collection of visualized data, Construction State parameter and the visualized data of final shield machine are transmitted into the wireless bridge 161 being arranged on pipe-plate lining by the wireless launcher on shield machine, wireless bridge 161 imports the signal receiving the optical cable 14 of the pipe-plate lining horizontal level that is laid in by wire, data are sent to ground data server the most at last.
The present embodiment has adopted the mixed networking technology of wire transmission and wireless transmission, wherein:
Wireless transmission: owing to realizing in work progress remote monitoring such as shield-tunneling construction state parameter and attitude of shield machine, present positions, monitor signal source must be moved along with shield machine, adopt wireless transmission can avoid wire transmission circuit to lay complexity, the safety of guarantee transmission data and unimpeded; Reduce wiring work shield machine construction is disturbed, ensure the continuity of monitoring.
Wire transmission: because stationary monitoring section number of sensors is many, transmission information amount is large, adopts wired optical cable transmission can realize that large information capacity transmits in real time and antijamming capability is strong, reliability is higher to institute's image data.
As shown in Figures 2 and 3, in one of them example of the shield construction system of a kind of profound coal mine inclined shaft of the utility model, wireless bridge 161 is arranged on the bridge hanging point 27 on pipe-plate lining 20, and is connected with optical cable 14 by wire 26.
In an embodiment, described wireless launcher is protected against explosion wireless launcher therein, and described wireless bridge is protected against explosion wireless bridge.The present embodiment all carries out technological processing for explosion protection feature to wireless signal transmission and receiving system.
In an embodiment, described data server 11 is provided with the wireless signal acquiring instrument 113 that the wireless signal of described wireless bridge is carried out to collection and treatment therein.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. the shield construction system of a profound coal mine inclined shaft, it is characterized in that, comprise: multiple sensors, be arranged on the data server on ground, and with the remote data acquisition terminal of described data server communication, and every preset length, monitoring section is set along inclined shaft direction, on the pipe-plate lining of each monitoring section, be evenly arranged multiple measuring points, each point position is installed multiple described sensors, described sensor is connected with data server by optical cable, described sensor comprises vibrating string type sensor and fiber Bragg grating type sensor, vibrating string type sensor and fiber Bragg grating type sensor are installed in each monitoring section interval.
2. the shield construction system of profound coal mine inclined shaft according to claim 1, it is characterized in that, also comprise the data acquisition unit and the cable junction box that are arranged on described section of jurisdiction, described vibrating string type sensor is incorporated to optical cable by data acquisition unit, and fiber Bragg grating type sensor is incorporated to optical cable by cable junction box.
3. the shield construction system of profound coal mine inclined shaft according to claim 2, is characterized in that, described data acquisition unit and described cable junction box are placed in the headspace of horizontal level of described section of jurisdiction.
4. the shield construction system of profound coal mine inclined shaft according to claim 1, it is characterized in that, described sensor comprises: Water And Earth Pressures sensor, concrete strain sensor, reinforcing bar strain transducer or temperature pick up, described Water And Earth Pressures sensor comprises water pressure sensor and soil pressure sensor, and described water pressure sensor uses pad colligation on the principal rod of described section of jurisdiction; The sensitive surface of described soil pressure sensor is equal with the native face of meeting of described section of jurisdiction, and fixes the position of described soil pressure sensor with reinforcing bar; The main muscle of described section of jurisdiction after blocking corresponding length is welded as a whole the two-sided side bar of described reinforcing bar strain transducer and described main muscle; The strain induction direction of described concrete strain sensor and hoop are advocated, and muscle direction is parallel fixes, and in each measuring point, outside is each arranges a concrete strain sensor, and is fixed on the main muscle of hoop of described section of jurisdiction in sustained height place; Temperature pick up adopts the embedded inside concrete that is installed on described section of jurisdiction.
5. the shield construction system of profound coal mine inclined shaft according to claim 1, it is characterized in that, described data server is provided with the fiber grating signal (FBG) demodulator that the signal of described fiber Bragg grating type sensor is carried out to collection and treatment, and the signal of described vibrating string type sensor is carried out to the type vibration wire signaling protocol converter of collection and treatment.
6. the shield construction system of profound coal mine inclined shaft according to claim 1, it is characterized in that, also comprise the web camera and the wireless launcher that are arranged on shield machine, and be arranged on the wireless bridge on the pipe-plate lining of each monitoring section, described wireless bridge is connected with described optical cable by wire, described web camera is connected with described wireless launcher, and described wireless launcher and described wireless bridge wireless connections.
7. the shield construction system of profound coal mine inclined shaft according to claim 6, is characterized in that, described wireless launcher is protected against explosion wireless launcher, and described wireless bridge is protected against explosion wireless bridge.
8. the shield construction system of profound coal mine inclined shaft according to claim 6, is characterized in that, described data server is provided with the wireless signal acquiring instrument that the wireless signal of described wireless bridge is carried out to collection and treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863847.3U CN203685193U (en) | 2013-12-25 | 2013-12-25 | Shield tunneling construction system for deep and long coal mine inclined well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863847.3U CN203685193U (en) | 2013-12-25 | 2013-12-25 | Shield tunneling construction system for deep and long coal mine inclined well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685193U true CN203685193U (en) | 2014-07-02 |
Family
ID=51007111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320863847.3U Withdrawn - After Issue CN203685193U (en) | 2013-12-25 | 2013-12-25 | Shield tunneling construction system for deep and long coal mine inclined well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685193U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899327A (en) * | 2013-12-25 | 2014-07-02 | 中国神华能源股份有限公司 | Shield construction system of deep coal mine inclined shaft and data acquisition method thereof |
| CN107201903A (en) * | 2017-04-07 | 2017-09-26 | 北京工业大学 | The Intelligentized control method and system of TBM constructing tunnels |
| CN107421671A (en) * | 2017-09-08 | 2017-12-01 | 浙江省水利水电勘测设计院 | A kind of pressure gauge placing device for gentle slope inclined shaft |
| CN108590664A (en) * | 2018-04-08 | 2018-09-28 | 安徽宏昌机电装备制造有限公司 | Multi-functional unattended intelligent tunnel digging change system based on trinocular vision identification technology |
| CN110595377A (en) * | 2019-09-25 | 2019-12-20 | 武汉理工大学 | Spatial three-dimensional system for monitoring lining deformation of underground cavern for long time |
-
2013
- 2013-12-25 CN CN201320863847.3U patent/CN203685193U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899327A (en) * | 2013-12-25 | 2014-07-02 | 中国神华能源股份有限公司 | Shield construction system of deep coal mine inclined shaft and data acquisition method thereof |
| CN103899327B (en) * | 2013-12-25 | 2016-06-29 | 中国神华能源股份有限公司 | The shield construction system of a kind of profound coal mine inclined shaft and collecting method thereof |
| CN107201903A (en) * | 2017-04-07 | 2017-09-26 | 北京工业大学 | The Intelligentized control method and system of TBM constructing tunnels |
| CN107421671A (en) * | 2017-09-08 | 2017-12-01 | 浙江省水利水电勘测设计院 | A kind of pressure gauge placing device for gentle slope inclined shaft |
| CN108590664A (en) * | 2018-04-08 | 2018-09-28 | 安徽宏昌机电装备制造有限公司 | Multi-functional unattended intelligent tunnel digging change system based on trinocular vision identification technology |
| CN108590664B (en) * | 2018-04-08 | 2019-11-19 | 安徽宏昌机电装备制造有限公司 | Multi-functional unattended intelligent tunnel digging change system based on trinocular vision identification technology |
| CN110595377A (en) * | 2019-09-25 | 2019-12-20 | 武汉理工大学 | Spatial three-dimensional system for monitoring lining deformation of underground cavern for long time |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103899327B (en) | The shield construction system of a kind of profound coal mine inclined shaft and collecting method thereof | |
| CN203685193U (en) | Shield tunneling construction system for deep and long coal mine inclined well | |
| CN201696091U (en) | Mine ground pressure displacement monitoring system | |
| CN103528712B (en) | Based on the mine shaft freezing wall temperature method of real-time of optical fiber grating sensing | |
| CN202139617U (en) | System for monitoring power transmission line pole tower foundation settlement based on single-point displacement | |
| CN202325687U (en) | Mine safety monitoring, early-warning and positioning device based on optical fibre sensing | |
| CN203809051U (en) | Fiber bragg grating based safety monitoring system for mine tunnel | |
| CN103454021A (en) | Tunnel surrounding rock stress monitoring device based on fiber grating sensing | |
| CN104406559B (en) | A kind of landslide horizontal shift vertical characteristics sensor unit and using method | |
| CN103528731B (en) | A kind of coal mine paste filling on-line monitoring system based on optical fiber grating sensing | |
| CN103528749B (en) | Based on coal mine tunnel top board hydraulic pressure on-line monitoring system and the method for fiber grating | |
| CN102928144A (en) | System for monitoring gob stress in real time and overlying strata breakage judgment method | |
| CN205013048U (en) | Tunnel many metamessages monitoring devices | |
| CN112832866A (en) | Tunnel whole life cycle monitoring and early warning system and building method | |
| CN205300634U (en) | Middle -size and small -size embankment dam safety precaution monitoring system | |
| CN110454150A (en) | The armoured optical cable orientation system of casing and collecting method based on electromagnetic induction | |
| CN204007961U (en) | Gob-side entry retaining lotion obturator on-line monitoring system | |
| CN102691520A (en) | Monitoring system for heading face | |
| CN105318859A (en) | Method for directly measuring and monitoring sedimentation deformation of underground pipeline and building structure and device of method | |
| CN102691521A (en) | Installation method for driving working face monitoring system | |
| CN111577390A (en) | Tunnel rock burst micro-seismic monitoring, judging and early warning construction method | |
| CN206092068U (en) | Mine pressure monitoring devices is strutted in colliery | |
| CN208505293U (en) | A kind of fixed intelligent inclinometer and system | |
| CN205027414U (en) | Dam body hydrostatic level normal position automatic monitoring system | |
| CN101980051A (en) | Data transmission method and system for micro-seismic technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140702 Effective date of abandoning: 20160629 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |