32 results about "Glide plane" patented technology

The present invention relates to a real-time long-range wireless monitoring system and its method for side slope and coast, and belongs to the field of preventing method of long-range real-time monitoring for side slope and coast disaster. The traditional long-range monitoring method or apparatus for coast disaster mainly refers that the information gained from monitoring and analyzing the surface displacement of side slope and the geology condition is transmitted or monitored. And the shortage thereof is that the transmitting and monitoring cannot be achieved before the displacement of a landside mass. The present invention adopts that a tip of an anchorage cable which is positioned above a glide plane is provided with a sensor, the monoblock prestressing of the anchorage cable on the part of a sliding shoe is transmitted, the signal is continuously collected, magnified, emitted, and received, and the computer and the software are used to deal with the received information according to the relation between the sliding force monitoring data of the side slope and the prestressing monitoring data of the anchorage cable, thus gaining the displaying method of the relation between the sliding force and the time, monitoring the condition of a slide mass in a real-time way, and accurately receiving the information of internal condition thereof in time, therefore the coast danger can be detected. At the same time, the present invention can also provides the information of ensured addition and maintenance of the anchorage cable, thereby preventing the waste and saving the cost.

The invention discloses a glide plane sensing anchor rod and monitoring method thereof. The anchor rod includes a fiber enhanced composite material anchor rod body, a long-period optical fiber gratingsensor string, an optical fiber grating multi-point temperature compensation auxiliary sensor, an optical fiber interface protection sleeve, epoxy resin and armored optical fiber. According to the invention, by arranging the LPFG on a fracture surface in a certain angle with a rock face and perpendicular to the horizontal face, stress, tension and damage of the anchor rod in different depths of arock layer can be tested. At the same time, bending curve, bending direction and bending deformation of the rod body can be obtained by utilizing the banding sensing characteristic of the LPFG, richer information can be provided for slope monitoring , slope stability analysis can be facilitated, continuous data collection can be achieved in slope slide face detection and continuous dynamic monitoring is realized.

The invention discloses a method for predicting the stability of a three-dimensional asymmetric slope in an earthquake load effect. The method comprises: step 1, selecting a to-be-predicted slope, determining the three-dimensional geometrical dimension of the slope and the geometrical shape of a three-dimensional glide plane, and expressing the geometrical shape of a surface of the slope and the shape of the glide plane via an equation; step 2, dispersing a sliding object into soil strip bars; step 3, establishing an equation set for predicting the stability of a three-dimensional asymmetric slope in an earthquake load effect, and solving the equation set to obtain a safety factor Fs and a glide direction alpha of the slope; and step 4, judging the stability of the three-dimensional asymmetric slope according to the critical value of a stability coefficient. Compared with a method in the prior art, the method takes the effect of earthquake force in a vertical direction (z) and horizontal directions (x and y) on the stability of the slope into consideration, and takes the effect of the glide direction on the prediction of the stability of the asymmetric slope into consideration. Themethod is high in calculation precision, fast in speed and reliable in prediction results.

The invention provides an operating mechanism of a modularized breaker. A lever and a lock catch are respectively pivotedly installed at a contact support; there are two states between a first hasp surface on the lever and a second hasp surface on the lock catch, wherein the two states include a contact locking state and a separating unlocking state; on the condition of the contact locking state, the lever, the lock catch and the contact support can not make relative free motions; and on the condition of the separating unlocking state, the lever and the lock catch can make free rotations relatively to the contact support. A moving contact is pivotedly installed at the contact support through a first connection structure and a pressure spring; one end of the spring is connected with the contact support and the other end of the spring is connected with the moving contact; and the spring is used for energy storage and providing contact pressures for the moving contact and a static contact, wherein the moving contact and the static contact are in a closed state. The lock catch is provided with a restriction member that is installed and connected through a second connection structure; an elastic antenna on the restriction member and a glide plane on the housing are contacted and are in a sliding fit. According to the invention, the operating mechanism has advantages of improved reliability and service life, small volume, few parts, and low cost as well as is easy to be produced automatically in a large scale.

The invention discloses a flatness detection method based on image processing and image recognition. Two inline lasers are respectively installed above the north-south direction and east-west direction of the measured object, so that they irradiate the measured plane according to a certain angle. up, forming a cross. A camera is installed in the vertical direction of the plane, and the camera is facing the detection plane. The relative position of the camera and the laser remains constant. The measured object runs at a certain speed, making the light cross slide over the measured plane. A robust illumination curve is obtained through image refinement, light point correlation, and local curve fitting. Then through the analysis of the optical path, the relationship between the flatness and the image illumination curve is obtained, and the plane convex / concave amount is calculated by the distance and direction of the image illumination curve deviating from the reference straight line. Finally, the flatness detection linear array is formed from multiple images, and the flatness in different directions is calculated by curve fitting.

A detecting device having image capturing capability in a bridge structure is provided, which includes a housing, a bridge structure, a scanning module, and a slider. The housing has a plurality of inner walls. The bridge structure includes at least one roller, an ADF transparent layer, and a flatbed transparent layer. The roller is arranged on one of the inner walls between the ADF transparent layer, and the flatbed transparent layer. The scanning module is movably arranged below the ADF transparent layer, and the flatbed transparent layer. The scanning module and the roller are spaced apart from each other. The slider is arranged on the scanning module, where the slider has a glide plane arranged proximate to the ADF transparent layer, and the flatbed transparent layer. The roller rolls on the glide plane. Thus, the lifespan of the device may be extended through reduction of friction during scanning operation.

The invention relates to a real time monitoring data-based mine tailing dam instability risk evaluating method and belongs to the technical field of special-purpose digital computation or data processing methods. The method helps overcome defects of technologies of prior art that cannot be applied to determining magnitude of dam slope instability risk, risk sources and the like. According to the real time monitoring data-based mine tailing dam instability risk evaluating method, based on a condition that monitoring data is obtained and a representative instability mode is determined; failure probability and slide area of all instability modes are used for determining instability risk thereof, mine tailing dam instability risk can therefore be quantified, mine tailing dam instability risk can be evaluated mostly based on the monitoring data, mode grouping is realized and the representative instability mode is selected according to correlation of anti-sliding stability safety factors of shallow-layer and deep-layer instability modes, and frequency and a glide plane of the representative instability mode which is regarded as an instability mode with maximum danger are used for evaluating risk in a quantified manner. The real time monitoring data-based mine tailing dam instability risk evaluating method is characterized by scientific property, visual property, reasonability and feasibility; scientific basis is provided for mine tailing dam operation safety management and risk control.

The invention provides a method for quickly distinguishing potential glide plane of a mineral slope rock outdoors. The method comprises the following steps: investigating the engineering geological condition in the slope rock range in outdoor surface mine to partition the engineering geology, and numbering each partition; and partitioning the mineral slope, numbering the mineral slope of each partition, collecting pictures of the mineral slope of each partition, and recording; measuring the height and width of the slope and the aspect and angle of the slope; partitioning according to the slope, measuring the occurrence of the structural plane running through the whole slope, and distinguishing the glide plane according to the included angle between the structural plane dip and the slope plane if the dip angle of the structural face is smaller than or equal to the slope angle; gradually measuring the fault occurrence of a nonpenetrative slope, and distinguishing the slope plane according to the included angle between the fault plane dip and the slope plane dip if the dip angle of the fault is smaller than or equal to the slope angle; and gradually measuring the joint set occurrence, and distinguishing the glide plane according to the included angle between the joint set dip and the slope plane dip if the dip angle of the joint set is smaller than or equal to the slope angle. The method is simple in principle and convenient to operate, and is low in cost and good in use effect.

An optical device comprising a planar waveguide and a quantum emitter is presented. The planar waveguide comprises a longitudinal extending guiding region with a first side and a second side. A first nanostructure is arranged on the first side of the guiding region, and a second nanostructure is arranged on the second side of the guiding region. The planar waveguide includes a first longitudinal region where the first nanostructure and the second nanostructure are arranged substantially glide-plane symmetric about the guiding region of the planar waveguide, and the quantum emitter is coupled to the first longitudinal region of the planar waveguide.

The invention relates to a process for strengthening abrasive resistance of an internal surface of an open-end spinning frame rotor, with the purposes of effectively improving the internal surface hardness and prolonging the service life of the rotor and characteristics of convenience for operation and favorable economic performance. The technical scheme is as follows: the process for surface treatment of internal walls of the open-end spinning frame rotor comprises the following steps of: (1) machining to control the roughnesses of a glide plane and a collecting groove at Ra0.7-0.9; quenching the rotor by heating to 800-900 DEG C at the intermediate speed of 15-25 DEG C / min, keeping for 15-25min and cooling in water of 20DEG C to the ambient temperature; (3) then carrying out lower tempering treatment by heating to 220-240 DEG C at the intermediate speed of 15-25 DEG C / min, keeping for 12-18min, and then cooling in air to the ambient temperature; and (4) carrying out chemical nickel-plating, wherein the pH value is between 4 and 6, the temperature is 85 DEG C+ / -2 DEG C, and the time lasts for 2-3h.

The invention provides a micro-projection device and a light source module thereof. The micro-projection device comprises a base and a plurality of light source modules arranged on the base, wherein a guide plane is arranged inside the base; the plurality of equal-light-source modules are arranged on the base, and are provided with a positioning seat; a glide plane is arranged at the bottom of the positioning seat, and is of an arc structure so as to enable the glide plane to slide on the guide plane; and in virtue of the positioning seat, the equal-light-source modules can slide on the guide plane of the base to change light projection positions of the equal-light-source modules, and with the arc structure of the glide plane, light projection angles of the equal-light-source modules can be adjusted, so that the problem of uneven light distribution caused by the fact that the light generated by the micro-projection device projects on a screen is solved.

The invention discloses an acoustic emission monitoring method used for recognizing a rock slope glide plane. A waveguide rod array is arranged inside a rock slope; one waveguide rod embedded in a monitoring hole is filled with 0.1 m thick of cement mortar every other 3 m length of the waveguide rod; an acoustic emission sensor is installed at the end, on the ground, of each waveguide rod; acoustic emission signals generated from rock internal fractures are sent to cement mortar filling parts and then to the waveguide rods; the sensors at the ends of the waveguide rods receive the signals, and finally transmit the signals to an indoor wireless receiving base station through a wireless transmission device; positions, where the signals come from, of the waveguide rods can be fast determined through data analysis and marked with circles; and the trend of the glide plane can be inferred by connecting points with the densest circles on the waveguide rods. According to the acoustic emission monitoring method used for recognizing the rock slope glide plane, a large amount of workload of conventional slope monitoring can be omitted, all-weather automatic recording of the slope can be achieved and are not affected by the climate and weather, and reliable quantitative evaluation can be made on the glide trend of the slope.

A detecting device having image capturing capability in a bridge structure is provided, which includes a housing, a bridge structure, a scanning module, and a slider. The housing has a plurality of inner walls. The bridge structure includes at least one roller, an ADF transparent layer, and a flatbed transparent layer. The roller is arranged on one of the inner walls between the ADF transparent layer, and the flatbed transparent layer. The scanning module is movably arranged below the ADF transparent layer, and the flatbed transparent layer. The scanning module and the roller are spaced apart from each other. The slider is arranged on the scanning module, where the slider has a glide plane arranged proximate to the ADF transparent layer, and the flatbed transparent layer. The roller rolls on the glide plane. Thus, the lifespan of the device may be extended through reduction of friction during scanning operation.

The invention discloses a glide plane sensing anchor rod and monitoring method thereof. The anchor rod includes a fiber enhanced composite material anchor rod body, a long-period optical fiber gratingsensor string, an optical fiber grating multi-point temperature compensation auxiliary sensor, an optical fiber interface protection sleeve, epoxy resin and armored optical fiber. According to the invention, by arranging the LPFG on a fracture surface in a certain angle with a rock face and perpendicular to the horizontal face, stress, tension and damage of the anchor rod in different depths of arock layer can be tested. At the same time, bending curve, bending direction and bending deformation of the rod body can be obtained by utilizing the banding sensing characteristic of the LPFG, richer information can be provided for slope monitoring , slope stability analysis can be facilitated, continuous data collection can be achieved in slope slide face detection and continuous dynamic monitoring is realized.