CN204695505U - Contact mud-rock flow movement parameter monitor device and system - Google Patents
Contact mud-rock flow movement parameter monitor device and system Download PDFInfo
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- CN204695505U CN204695505U CN201520113384.8U CN201520113384U CN204695505U CN 204695505 U CN204695505 U CN 204695505U CN 201520113384 U CN201520113384 U CN 201520113384U CN 204695505 U CN204695505 U CN 204695505U
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- mud
- raceway groove
- monitoring
- movement parameter
- rubble flow
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- Underground Or Underwater Handling Of Building Materials (AREA)
Abstract
The utility model discloses a kind of contact mud-rock flow movement parameter monitor device and system.Contact mud-rock flow movement parameter monitor device comprises column monitoring stake; Column monitoring stake lower area is fixed in rubble flow raceway groove bottom, upper area arrangement parameter monitoring sensor, parameter monitoring sensor comprises acceleration transducer, ultrasound wave mud level sensor, shock sensors, and ultrasound wave mud level sensor is arranged in above shock sensors.The utility model also provides a kind of contact mud-rock flow movement parameter monitoring system utilizing above-mentioned monitoring device to realize.The upper control center of system and the signal transmitting apparatus of monitoring device are by communicating wireless signals, and contact mud-rock flow movement parameter monitor device can be arranged in rubble flow raceway groove with secondary or three grades of modes.This product can effective acquisition rubble flow kinetic parameter integrated data, provides the key kinetic parameter in mud-rock flow movement process Real-Time Monitoring, and is easy to install, be convenient to expansion.
Description
Technical field
The utility model relates to a kind of rubble flow monitoring device, system, particularly relates to a kind of contact mud-rock flow movement parameter monitor device, system, belongs to disaster monitoring, debris flow control works field.
Background technology
Rubble flow is a kind of typical solid liquid media, has superpower flow characteristics and huge damage capability, by burying with the mode such as direct percussive action to damaging along structures all kinds of in journey or accumulation area, is the typical geologic hazard type in mountain area.The hazard mitigation measure of rubble flow mainly can be divided into engineering measure and the large class of monitoring and warning/forecast two, wherein monitoring and warning/forecast due to can effectively reduce casualty loss because of but most effective measures in present stage rubble flow mitigation.
Existing mud-rock flow movement parameter monitoring technology mainly contains 3 classes: the 1st class is the debris flow monitoring pre-warning technology of monitoring based on water cut (pore water pressure).Such technology arranges water cut, monitoring pore water pressure point, the change of Real-Time Monitoring rubble flow bulk solids thing source water cut and pore water pressure by many places in rubble flow raceway groove; 2nd class is the debris flow early-warning technology based on video frequency monitoring system.Such technology by arranging formation and the motion that video surveillance point directly monitors rubble flow in raceway groove in debris flow formation region, Circulation Area; 3rd class is the debris flow early-warning technology of monitoring based on ground sound (secondary).The vibration or secondary that such technology is produced in motion process by Monitoring Debris Flow.All for finally realizing mud-stone flow disaster forecasting and warning to the object of mud-rock flow movement parameter monitoring.
From mud-stone flow disaster alarm practice, all there is different technological deficiencies in above-mentioned prior art.In 1st class technology, because the water cut at diverse location place in catchment basin of debris flow and pore water pressure may be all different, determine rubble flow water cut or the critical threshold value of warning technological means of pore water pressure complicated, be therefore more difficultly applied to engineering practice; In 2nd class technology, owing to being all between storm period when rubble flow occurs or evening, do not observe rubble flow from video, thus the practicality of early warning/forecasting procedure is lower at all; In 3rd class technology, cause reporting by mistake owing to being easy to vibration (secondary) signal that produced by rubble flow and vibration (secondary) blurring that produces of external interference, therefore large-scale promotion application is more limited.
Utility model content
For achieving the above object, first the present invention provides a kind of contact mud-rock flow movement parameter monitor device, and its technical scheme is as follows:
Contact mud-rock flow movement parameter monitor device, comprises column monitoring stake; Column monitoring stake is fixed in rubble flow raceway groove bottom by lower region thereof, column monitoring stake upper area arrangement parameter monitoring sensor, and parameter monitoring sensor connects with signal pickup assembly respectively by signal transmission line; It is characterized in that:
Described monitoring sensor comprises ultrasound wave mud level sensor, shock sensors, acceleration transducer;
Described ultrasound wave mud level sensor is arranged in above shock sensors; It is inner that described acceleration transducer is arranged in column monitoring stake upper area.
Above-mentioned contact mud-rock flow movement parameter monitor device is a kind of monitoring device be fixed in rubble flow raceway groove bottom.Monitoring device is based on column monitoring stake and a supporting piece.Column monitoring stake bottom is fixed in debris flow gully bed, and top exposure is beyond ditch bed bottom surface.Be furnished with many kinds of parameters monitoring sensor on column monitoring stake top, parameter monitoring sensor connects with signal pickup assembly respectively by signal transmission line, the common data acquisition firmware forming contact mud-rock flow movement parameter monitor device.Monitoring sensor comprises ultrasound wave mud level sensor, shock sensors, acceleration transducer.Wherein, acceleration transducer is arranged in column monitoring stake upper area, arranges ultrasound wave mud level sensor and shock sensors successively under it.
Usually, ultrasound wave mud level sensor distance rubble flow raceway groove bottom floor level is h, h > D, D is that in rubble flow raceway groove, maximum mud is dark, specifically can be designed to h=1.5m+D.Shock sensors comprises the next shock sensors, meta shock sensors, the upper shock sensors of bottom-up layout, and distance rubble flow raceway groove bottom floor level is h respectively
1, h
2, h
3, h
3< D.Specifically h can be designed to
1=0.5m ~ 1.0m, h
2=1.0m+h
1, h
3=2.0m+h
1.Acceleration transducer is arranged in distance rubble flow raceway groove bottom floor level
position.
The data acquisition firmware of above-mentioned contact mud-rock flow movement parameter monitor device integrates impulsive force, vibration, acceleration, speed and the sensor such as displacement, strainometer and data acquisition in monitoring the Synthesis Data Collection System Based formed in steel pipe.First the height of column monitoring stake can be determined the dark D of the maximum mud of rubble flow raceway groove and the basis of climbing are determined in investigation.After rubble flow occurs, mud-rock-flow-impact column monitoring stake, makes it produce vibration, impacts and cause structure to produce internal force and deformation response.Dependency structure dynamic response carries out Real-Time Monitoring by sensor and data acquisition system (DAS).
For ensureing that contact mud-rock flow movement parameter monitor device can effectively be fixed in debris flow gully bed, column monitoring stake as a supporting piece usually adopts and is processed as steel construction (steel-pipe pile, shaped steel etc.) or reinforced concrete structure (stake or post), lower area is constructed by modes such as boring or hand excavations, be embedded in enough depths in the raceway groove of the flowing area of mud flow, to ensure that a supporting piece can bear the constant impingement of rubble flow.For ease of column monitoring stake installation, stake is removable is divided into upper and lower two parts component in column monitoring, adopts detachable quiet connection between two parts.First lower part component is embedded in ditch bed, first upper part component is arranged each parameter monitoring sensor, signal pickup assembly and signal transmission line, then connected by Flange joint, clamping hoop type, upper and lower two parts component connects by the mode such as to be threaded.
Based on above-mentioned contact mud-rock flow movement parameter monitor device, the present invention further provides a kind of contact mud-rock flow movement parameter monitoring system, concrete technical scheme is as follows:
The contact mud-rock flow movement parameter monitoring system utilizing above-mentioned monitoring device to realize, is characterized in that: comprise contact mud-rock flow movement parameter monitor device, upper control center; Described contact mud-rock flow movement parameter monitor device also comprises the signal transmitting apparatus connected with signal pickup assembly; Communicating wireless signals is passed through at signal transmitting apparatus and upper control center.
Further, above-mentioned contact mud-rock flow movement parameter monitoring system, the ultrasound wave mud level sensor distance rubble flow raceway groove bottom floor level of contact mud-rock flow movement parameter monitor device is h, h=1.5m+D, D is that in rubble flow raceway groove, maximum mud is dark; Described shock sensors comprises the next shock sensors, meta shock sensors, the upper shock sensors of bottom-up layout, and distance rubble flow raceway groove bottomland face height is h respectively
1, h
2, h
3, h
1=0.5m ~ 1.0m, h
2=1.0m+h
1, h
3=2.0m+h
1, h
3< D; Described acceleration transducer is arranged in distance rubble flow raceway groove bottomland face height
position.
Further, above-mentioned contact mud-rock flow movement parameter monitoring system, contact mud-rock flow movement parameter monitor device has two at least, is arranged in the raceway groove of the flowing area of mud flow, is one of following two kinds of arrangement architectures:
Secondary arrangement architecture, is arranged on rubble flow channel area and is less than 5Km
2or main channel length is less than in the rubble flow raceway groove of 2Km:
Vertical structure: have two row's contact mud-rock flow movement parameter monitor devices along rubble flow channel direction, each trestle column L
1;
Transversary:
As rubble flow raceway groove mean breadth B≤50m, often arrange a contact mud-rock flow movement parameter monitor device along rubble flow channel direction, or
As rubble flow raceway groove mean breadth B > 50m, often arrange along rubble flow channel direction and equidistantly have three contact mud-rock flow movement parameter monitor devices;
Three grades of arrangement architectures, are arranged on rubble flow channel area and are greater than 5Km
2or main channel length is greater than in the rubble flow raceway groove of 2Km:
Vertical structure: have three row's contact mud-rock flow movement parameter monitor devices along rubble flow channel direction, each trestle column L
2; And
Transversary:
As rubble flow raceway groove mean breadth B≤50m, often arrange a contact mud-rock flow movement parameter monitor device along rubble flow channel direction, or
As rubble flow raceway groove mean breadth B > 50m, often arrange along rubble flow channel direction and equidistantly have three contact mud-rock flow movement parameter monitor devices.
Above-mentioned contact mud-rock flow movement parameter monitoring system gathers mud-rock flow movement supplemental characteristic by contact mud-rock flow movement parameter monitor device, via signal transmitting apparatus by real-time Data Transmission extremely upper control center, by upper control center, operational analysis is carried out to real time data, and to cause danger degree according to operational analysis result determination mud-stone flow disaster, select to send mud-stone flow disaster alarm signal.
According to rubble flow channel area or main channel length difference, above-mentioned contact mud-rock flow movement parameter monitoring system needs the mud-rock flow movement parameter monitor device arranging varying number in rubble flow raceway groove, composition secondary arrangement or three grades of arrangements.
Be a row with the contact mud-rock flow movement parameter monitor device be positioned on same raceway groove transversal section, when rubble flow channel area is less than or equal to 5Km
2or main channel length is when being less than or equal to the rubble flow raceway groove of 2Km, adopts secondary arrangement, specifically arrange two spoil disposal rock glacier kinematic parameter monitoring devices along rubble flow channel direction, trestle column L
1, usual L
1=50m ~ 100m.When rubble flow channel area is greater than 5Km
2or main channel length is when being greater than the rubble flow raceway groove of 2Km, adopt three grades of arrangements, specifically arrange three spoil disposal rock glacier kinematic parameter monitoring devices along rubble flow channel direction, each trestle column is equal or unequal, and usual value is at L
2within the scope of=50m ~ 100m.In secondary or three grades of arrangements, the arrangement (namely in rubble flow raceway groove layout transversely) of each row's contact mud-rock flow movement parameter monitor device is, as rubble flow raceway groove mean breadth B≤50m, often arrange along rubble flow channel direction and put a contact mud-rock flow movement parameter monitor device, or as rubble flow raceway groove mean breadth B > 50m, often arrange along rubble flow channel direction and equidistantly arrange three contact mud-rock flow movement parameter monitor devices.Usually, parameter monitor device is arranged on the center line of rubble flow raceway groove.
Compared with prior art, the invention has the beneficial effects as follows: (1) the utility model provides a kind of contact mud-rock flow movement parameter monitor device, this apparatus system can effective acquisition rubble flow kinetic parameter integrated data, provides the key kinetic parameter in mud-rock flow movement process Real-Time Monitoring.(2) the mud-rock flow movement parameter monitoring system being agent structure with this contact mud-rock flow movement parameter monitor device can be arranged in rubble flow raceway groove, can conscientiously according to raceway groove terrain feature distributed arrangement, can effective acquisition Monitoring Data.System is easy to install, be convenient to expansion.
Accompanying drawing explanation
Fig. 1-1 is contact mud-rock flow movement parameter monitor device one-piece construction schematic diagram.
Fig. 1-2 is the partial enlarged drawing (showing contact mud-rock flow movement parameter monitor device superstructure) of Fig. 1-1.
Fig. 2-1 is contact mud-rock flow movement parameter monitoring system structural representation.
Fig. 2-2 is contact mud-rock flow movement parameter monitor device mounting means side diagrammatic cross-sections.
Fig. 2-3 is contact mud-rock flow movement parameter monitor device mounting means schematic top plan view.
Fig. 2-4 is A-A diagrammatic cross-sections of Fig. 2-3.
Fig. 3-1 is contact mud-rock flow movement parameter monitor device mounting means schematic top plan view.
Fig. 3-2 is A-A diagrammatic cross-sections of Fig. 3-1.
Figure notation in accompanying drawing is respectively:
The 1 column monitoring upper shock sensors 33 acceleration transducer 4 signal transmitting apparatus 5 upper control center of stake 2 signal pickup assembly 31 ultrasound wave mud level sensor 32 the next shock sensors 322 meta shock sensors 323 of shock sensors 321
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are further described.
Embodiment one
As shown in Fig. 1-1 ~ Fig. 1-2, process a kind of contact mud-rock flow movement parameter monitor device, for certain rubble flow raceway groove A diaster prevention and control engineering.
According to field investigation, prospecting, divide debris flow formation region, Circulation Area, harm district in raceway groove, determine that in raceway groove, loose depos-its body thickness is 10m, the dark D=3m of maximum mud in raceway groove.Channel area 25Km
2, main channel length 8Km, Circulation Area raceway groove mean breadth B=40m.
Fig. 1-1 is contact mud-rock flow movement parameter monitor device one-piece construction schematic diagram.Contact mud-rock flow movement parameter monitor device agent structure is column monitoring stake 1, and column monitoring stake 1 lower part component adopts miniature steel pipe pile, specifically selects diameter 146mm ~ 280mm, the weldless steel tube of wall thickness 3mm ~ 10mm or welded tube.Miniature steel pipe pile adopts rig pore-forming (aperture 150mm ~ 300mm), and geological tube pipe-following drilling, is embedded in debris flow gully bed incompact-deposit bodies.Drilling depth H determines according to the thickness 10m of raceway groove incompact-deposit bodies, and to guarantee the stability of monitoring stake under mud-rock-flow-impact, drilling depth controls between 12m ~ 15m.After pore-forming, inserted in boring by miniature steel pipe pile, and pour into M30 sand-cement slurry, grouting pressure is not less than 0.3Mpa, and the steel pipe manufacturing be embedded in ditch bed becomes floral tube, can form effective protective seam, prevent steel pipe corrosion after slip casing by pressure at steel pipe skin.Miniature steel pipe pile miniature steel pipe exposure patch length 200mm ~ 500mm, top is connected with upper part component by ring flange.
Fig. 1-2 is the partial enlarged drawing (showing contact mud-rock flow movement parameter monitor device superstructure) of Fig. 1-1.Column monitoring stake 1 upper area arrangement parameter monitoring sensor, parameter monitoring sensor connects with signal pickup assembly 2 respectively by signal transmission line.
Monitoring sensor comprises ultrasound wave mud level sensor 31, shock sensors 32, acceleration transducer 33.Column monitoring stake 1 upper area arranges ultrasound wave mud level sensor 31 and shock sensors 32 from top to bottom successively.
Ultrasound wave mud level sensor 31 is h=1.5m+D=4.5m apart from rubble flow raceway groove bottom floor level.The next shock sensors of bottom-up layout 321, meta shock sensors 322, upper shock sensors 323 below ultrasound wave mud level sensor 31, distance rubble flow raceway groove bottom floor level is h respectively
1, h
2, h
3, h
1=0.5m, h
2=1.0m+h
1=1.5m, h
3=2.0m+h
1=2.5m.
Column monitoring stake 1 adopts tube-like piece to process, and arranges acceleration transducer 33 in the hollow region of top.Acceleration transducer 33 apart from rubble flow raceway groove bottom floor level is
column monitoring stake 1 generally adopts steel pipe fitting processing.
In present embodiment, the main parameter index of each sensor is shock sensors: three-component draws, pressure transducer 3-Component Force Link 80mm × 80mm × 90mm ,-60kN ~ 60kN; Acceleration transducer: measurement range variable between 50g ~ 500g, the highest 13bit resolution, fixing 4mg/LSB sensitivity.Ultrasound wave mud level meter Specifeca tion speeification is as shown in table 1.
Table 1 ultrasound wave mud level meter Specifeca tion speeification
Embodiment two
As shown in Fig. 2-1 ~ Fig. 2-4, obtain based on contact mud-rock flow movement parameter monitor device by embodiment one machining, arrange contact mud-rock flow movement parameter monitoring system at this rubble flow raceway groove A further.
Fig. 2-1 is contact mud-rock flow movement parameter monitoring system structural representation.Monitoring system comprises contact mud-rock flow movement parameter monitor device, upper control center 5.Contact mud-rock flow movement parameter monitor device also comprises the signal transmitting apparatus 4 connected with signal pickup assembly 2; Communicating wireless signals is passed through at signal transmitting apparatus 4 and upper control center 5.
Fig. 2-2 is contact mud-rock flow movement parameter monitor device mounting means side diagrammatic cross-sections.Contact mud-rock flow movement parameter monitor device is arranged in rubble flow raceway groove Circulation Area, installs along channel direction in row.
Fig. 2-3 is contact mud-rock flow movement parameter monitor device mounting means schematic top plan view, and Fig. 2-4 is A-A diagrammatic cross-sections of Fig. 2-3.Because this channel length is less than 2km, therefore vertical structure is: in Circulation Area, longitudinally have two row's contact mud-rock flow movement parameter monitor devices, trestle column L
1=50m; Transversary is: often arranged a contact mud-rock flow movement parameter monitor device along rubble flow raceway groove center line.
Embodiment three
As shown in Fig. 3-1 ~ Fig. 3-2, in rubble flow raceway groove B, arrange contact mud-rock flow movement parameter monitoring system.
According to field investigation, prospecting, divide debris flow formation region, Circulation Area, harm district in raceway groove, determine that in raceway groove, loose depos-its body thickness is 8m, the dark D=2.7m of maximum mud in raceway groove.Channel area=50Km
2, main channel length=15Km, Circulation Area raceway groove mean breadth B=120m.
Processing contact mud-rock flow movement parameter monitor device, itself and embodiment one something in common no longer repeat, and its difference is h
1=0.4m, h
2=1.4m, h
3=2.4m,
Fig. 3-1 is contact mud-rock flow movement parameter monitor device mounting means schematic top plan view, and Fig. 3-2 is A-A diagrammatic cross-sections of Fig. 3-1.Contact mud-rock flow movement parameter monitoring system is installed in raceway groove B, itself and embodiment two something in common no longer repeat, its difference is due to rubble flow main channel length=15Km, raceway groove mean breadth B=120m, therefore in raceway groove, vertical structure is: in Circulation Area, longitudinally have three row's contact mud-rock flow movement parameter monitor devices, each row is equidistant, trestle column L
2=50m; Transversary is: often arranging along rubble flow raceway groove center line equidistantly has three contact mud-rock flow movement parameter monitor devices, spacing b=40m.
Claims (10)
1. a contact mud-rock flow movement parameter monitor device, comprises column monitoring stake (1); Column monitoring stake (1) is fixed in rubble flow raceway groove bottom by lower region thereof, column monitoring stake (1) upper area arrangement parameter monitoring sensor, parameter monitoring sensor connects with signal pickup assembly (2) respectively by signal transmission line; It is characterized in that:
Described monitoring sensor comprises ultrasound wave mud level sensor (31), shock sensors (32), acceleration transducer (33);
Described ultrasound wave mud level sensor (31) is arranged in shock sensors (32) top;
It is inner that described acceleration transducer (33) is arranged in column monitoring stake (1) upper area.
2. monitoring device according to claim 1, is characterized in that: described ultrasound wave mud level sensor (31) distance rubble flow raceway groove bottom floor level is h, h > mud dark D, D is that in rubble flow raceway groove, maximum mud is dark.
3. monitoring device according to claim 2, is characterized in that: h=1.5m+D.
4. monitoring device according to claim 1, it is characterized in that: described shock sensors (32) comprises the next shock sensors (321), meta shock sensors (322), the upper shock sensors (323) of bottom-up layout, distance rubble flow raceway groove bottom floor level is h respectively
1, h
2, h
3; h
1=0.5m ~ 1.0m, h
2=1.0m+h
1, h
3=2.0m+h
1; h
3< D, D are that in rubble flow raceway groove, maximum mud is dark.
5. monitoring device according to claim 1, is characterized in that: described acceleration transducer (33) is arranged in distance rubble flow raceway groove bottom floor level and is
position; D is that in rubble flow raceway groove, maximum mud is dark.
6. monitoring device according to claim 1, is characterized in that: described column monitoring stake (1) is tube-like piece, arranges acceleration transducer (33) in the hollow region of top.
7. according to the arbitrary described monitoring device of claim 1 ~ 6, it is characterized in that: described column monitoring stake (1) is upper and lower two parts component, adopts detachable quiet connection between two parts.
8. utilize the contact mud-rock flow movement parameter monitoring system that the monitoring device described in claim 7 realizes, it is characterized in that: comprise contact mud-rock flow movement parameter monitor device, upper control center (5); Described contact mud-rock flow movement parameter monitor device also comprises the signal transmitting apparatus (4) connected with signal pickup assembly (2); Communicating wireless signals is passed through at signal transmitting apparatus (4) and upper control center (5).
9. monitoring system according to claim 8, is characterized in that:
Described contact mud-rock flow movement parameter monitor device has two at least, is arranged in the raceway groove of the flowing area of mud flow, is one of following two kinds of arrangement architectures:
Secondary arrangement architecture, is arranged on rubble flow channel area and is less than or equal to 5Km
2or main channel length is less than or equal to the rubble flow raceway groove of 2Km:
Vertical structure: have two row's contact mud-rock flow movement parameter monitor devices along rubble flow channel direction, each trestle column L
1;
Transversary:
As rubble flow raceway groove mean breadth B≤50m, often arrange a contact mud-rock flow movement parameter monitor device along rubble flow raceway groove center line, or
As rubble flow raceway groove mean breadth B > 50m, often arrange along rubble flow raceway groove center line and equidistantly have three contact mud-rock flow movement parameter monitor devices;
Three grades of arrangement architectures, are arranged on rubble flow channel area and are greater than 5Km
2or main channel length is greater than the rubble flow raceway groove of 2Km:
Vertical structure: have three row's contact mud-rock flow movement parameter monitor devices along rubble flow channel direction, each trestle column L
2;
Transversary:
As rubble flow raceway groove mean breadth B < 50m, often arrange a contact mud-rock flow movement parameter monitor device along rubble flow raceway groove center line, or
As rubble flow raceway groove mean breadth B > 50m, often arrange along rubble flow raceway groove center line and equidistantly have three contact mud-rock flow movement parameter monitor devices.
10. monitoring system according to claim 9, is characterized in that: L
1=50m ~ 100m, L
2=50m ~ 100m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113384.8U CN204695505U (en) | 2015-02-16 | 2015-02-16 | Contact mud-rock flow movement parameter monitor device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113384.8U CN204695505U (en) | 2015-02-16 | 2015-02-16 | Contact mud-rock flow movement parameter monitor device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204695505U true CN204695505U (en) | 2015-10-07 |
Family
ID=54235771
Family Applications (1)
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|---|---|---|---|
| CN201520113384.8U Expired - Fee Related CN204695505U (en) | 2015-02-16 | 2015-02-16 | Contact mud-rock flow movement parameter monitor device and system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104680721A (en) * | 2015-02-16 | 2015-06-03 | 成都瑞可峰科技有限公司 | Contact debris flow motion parameter monitoring device and system as well as debris flow early-warning method |
| CN108198386A (en) * | 2018-02-28 | 2018-06-22 | 赵目军 | A kind of surface mine geological disaster monitoring device |
| CN110261026A (en) * | 2019-07-12 | 2019-09-20 | 华东勘测设计院(福建)有限公司 | A kind of impulsive force of mud flow monitoring device |
| CN114910206A (en) * | 2022-06-20 | 2022-08-16 | 西南交通大学 | In-situ monitoring and early warning device and method for debris flow impact force |
-
2015
- 2015-02-16 CN CN201520113384.8U patent/CN204695505U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104680721A (en) * | 2015-02-16 | 2015-06-03 | 成都瑞可峰科技有限公司 | Contact debris flow motion parameter monitoring device and system as well as debris flow early-warning method |
| CN104680721B (en) * | 2015-02-16 | 2017-06-13 | 成都瑞可峰科技有限公司 | Contact mud-rock flow movement parameter monitor device, system and debris flow early-warning method |
| CN108198386A (en) * | 2018-02-28 | 2018-06-22 | 赵目军 | A kind of surface mine geological disaster monitoring device |
| CN110261026A (en) * | 2019-07-12 | 2019-09-20 | 华东勘测设计院(福建)有限公司 | A kind of impulsive force of mud flow monitoring device |
| CN114910206A (en) * | 2022-06-20 | 2022-08-16 | 西南交通大学 | In-situ monitoring and early warning device and method for debris flow impact force |
| CN114910206B (en) * | 2022-06-20 | 2023-01-10 | 西南交通大学 | In-situ monitoring and early warning device and method for debris flow impact force |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20170216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |