127results about How to "Avoid time" patented technology

The invention belongs to the field of power distribution network low-carbon economic optimization scheduling, and provides a power distribution network source network load storage low-carbon optimization scheduling increment reinforcement learning method and system, and the method comprises the steps: carrying out the intelligent agent division of a power grid, obtaining a plurality of intelligent agent regions, and collecting the observation data of each intelligent agent region; on the basis of the observation data, constructing a low-carbon economic dispatching model of source-grid-load-storage cooperation by taking the operation cost and carbon emission of each agent regional power grid as objective functions; designing the source-network-load-storage coordinated low-carbon economic dispatching model into a reinforcement learning model in a multi-agent environment according to a state space, an action space, an environment and a reward function; and solving the reinforcement learning model in the multi-agent environment to obtain an optimal scheduling solution. According to the incremental optimization method, the environment can help the intelligent agent to detect environment changes in training, excessive exploration risks are avoided, the training time is shortened, and meanwhile the flexibility of the system is improved.

The invention discloses a system and a method based on laboratory process intelligent management, and relates to the technical field of intelligent management. The system comprises an experiment task classification and sorting module, a historical data analysis and task duration prediction module, an overlapping time period analysis and intelligent scheduling module and a real-time monitoring and task progress adjustment module. The experiment task classification and sorting module is responsible for acquiring an initial experiment task list and carrying out task classification and sorting; the historical data analysis and task duration prediction module predicts the total duration of the experiment task by using historical data and provides accurate task duration prediction; time overlapping between the overlapping time period analysis and intelligent scheduling module processing tasks is carried out, and the task execution sequence and the equipment use time are intelligently adjusted; and the real-time monitoring and task progress adjusting module tracks the task execution condition in real time, analyzes the actual and predicted deviation and carries out necessary progress adjustment.

The invention provides an intelligent fire fighting system based on a digital twinning technology, and belongs to the technical field of intelligent fire fighting, and the system comprises a digital twinning model construction module which is used for constructing a digital twinning model based on building data of an interested building and equipment data of fire fighting equipment in the interested building; the fire-fighting simulation model generation module is used for acquiring fire-fighting alarm information and adding the fire-fighting alarm information to the digital twinborn model to generate a fire-fighting simulation model; the early warning coefficient determination module is used for acquiring model parameters in the fire-fighting simulation model and determining an early warning coefficient based on the model parameters; and the fire-fighting decision generation module is used for generating a fire-fighting decision scheme and a fire-fighting equipment driving instruction when the early warning coefficient is greater than a threshold coefficient, the fire-fighting equipment driving instruction is used for driving fire-fighting equipment to enter a pre-starting state, and the fire-fighting decision scheme is used for indicating firefighters to perform fire rescue. According to the invention, the timeliness and accuracy of fire rescue are improved.

The present invention relates to the field of non-standard automation technology, in particular to an end cap rotary cutting assembly system and method for an injection-molded bottle body, comprising an injection molding machine, an injection molding transfer mechanism, a conveying mechanism, a first positioning mechanism, a first clamping mechanism, a rotary cutting mechanism, a second positioning mechanism, a second clamping mechanism and an end cap assembly mechanism, wherein the injection molding machine is used for bottle body injection molding, the injection molding transfer mechanism comprises an injection molding material picking component and an injection molding conveying component, the injection molding material picking component is used for grabbing the injection-molded bottle body on the injection molding machine and placing it on the injection molding conveying component, the injection molding conveying component is used for conveying the bottle body toward the conveying mechanism, the conveying mechanism is used for bottle body conveying, the first positioning mechanism is used for positioning the bottle body on the conveying mechanism, the first clamping mechanism is used for clamping the positioned bottle body and conveying it toward the rotary cutting mechanism, and the rotary cutting mechanism is used for ring cutting at the port on the bottle body; the present invention realizes full-chain automated operation from injection molding to end cap assembly through integrated and automated design.

The invention relates to the field of mine processing and transportation, and discloses an intelligent mine processing and transportation integrated management and control system which comprises a mining module, the mining module is connected with a transportation module, the transportation module comprises transportation equipment and a transportation vehicle, and mines collected by the mining module are transmitted and transported through the transportation equipment and the transportation vehicle. The transportation module is connected with a data acquisition module, and the data acquisition module is used for acquiring and transmitting various information of transportation equipment and transmitting various acquired parameters of the transportation equipment to the central processing module. According to the invention, through fine operation of the equipment management and maintenance module, accurate pre-judgment of the fault probability of the transportation equipment is realized. Comprehensive equipment information and real-time operation parameters are utilized, and a scientific calculation formula is combined, so that the equipment state is accurately evaluated. The customized maintenance scheme can prevent faults in advance, reduce the downtime of equipment, and guarantee the transportation efficiency.

The utility model relates to a packaging box feeding mechanism which comprises a storage rack, a feeding mechanism, a feeding mechanism and a discharging mechanism. A plurality of packaging boxes are stacked on the storage rack. The conveying line is arranged on one side of the storage rack; the jacking module is arranged at the bottom of the storage rack and is suitable for driving the multiple packaging boxes to ascend and descend; a clamping module; after the clamping module clamps the packaging box located at the top of the storage rack and places the packaging box on the conveying line, the jacking module lifts the remaining packaging box by a distance equal to the thickness of the packaging box, and the remaining packaging box is to be clamped by the clamping module; through the arrangement of the jacking module mechanism, namely after the previous packaging box is clamped and placed on the conveying line, the jacking module drives the multiple packaging boxes to ascend to the thickness of one packaging box, clamping of the clamping module is facilitated, and therefore the clamping module does not need to descend in the packaging box clamping process, and the packaging box clamping efficiency is improved. And the descending time and the gradual increase of the descending stroke are avoided, so that the taking of the packaging box can be realized, and the descending stroke is reduced.

The invention relates to a magnetic control fast switch and dynamic voltage restorer combined power supply switching system and method. The system comprises a magnetic control switch unit, a voltage monitoring unit, a voltage compensation unit and an arc extinguishing unit. The magnetic switch unit is made of a novel magnetic control material and forms a vertical motion opening and closing mechanism through excitation and demagnetization of a built-in coil and assistance of a spring, and the vertical motion opening and closing mechanism is used for changing an internal magnetic domain and rapidly opening and closing. The voltage detection unit adopts a double-second-order generalized integral phase-locked loop voltage monitoring structure and is used for detecting instantaneous phase and frequency information of power grid voltage; the voltage compensation unit adopts a dynamic voltage restorer and is used for performing voltage compensation according to a difference value between a current power supply and an objective table power supply in a power supply switching gap so as to effectively maintain the stability of load voltage when voltage sag occurs in a power grid; and the arc extinguishing unit adopts a T-shaped double-outlet vacuum arc extinguishing chamber and is used for realizing zero arc in the whole power supply switching process. According to the invention, rapid switching of the power supply can be realized, and continuous voltage is ensured in the switching process.

The invention provides a channel prediction method and system based on a multi-cycle feature convolutional network. According to the method, context sensing weighted input and a dynamic multi-model pool mechanism are introduced. A terminal device obtains environmental context features in real time, dynamically calculates the weight of each time step in a historical channel state information sequence based on the features, and generates a weighted optimized input sequence. Meanwhile, the network equipment pre-trains and maintains a plurality of multi-period feature convolutional network models specific to different environments, and the network can effectively capture the complex time-varying rules in the period and during the weeks in the channel, so that the accuracy of channel state information prediction is improved. And the terminal equipment immediately selects and activates the optimal sub-model in the model pool for prediction according to the real-time context features, and locally performs increment fine adjustment. According to the invention, through management of the data input end and rapid and adaptive switching of the prediction model end, the precision of channel prediction and the adaptive capacity to environmental sudden change are effectively improved.

The utility model relates to the technical field of drip irrigation tape recovery equipment, in particular to a drip irrigation tape support for drip irrigation tape recovery, which comprises an outer connecting pipe, one end of the outer connecting pipe is detachably connected with a first baffle, the outer connecting pipe is sleeved on an inner connecting rod, and the exposed end of the inner connecting rod is fixedly connected with a second baffle. The second baffle is fixedly connected with a fixing ring, the outer connecting pipe and the inner connecting rod are provided with through holes corresponding to each other in position, the through holes are close to the second baffle, the through holes are provided with clamps, and the clamps are connected with the fixing ring through pull ropes. And the recycled drip irrigation tape can be taken down conveniently, more convenience is achieved, and time and labor are saved.

The application provides a municipal rainwater well reconstruction method under a fence foundation, comprising the following steps: before the construction of the fence foundation, all the earthwork on the top of the municipal rainwater well is removed, and the original well cover of the municipal rainwater well is removed; a rainwater well cover plate is additionally arranged on the municipal rainwater well; a well mouth is reserved on the rainwater well cover plate, and a new rainwater well cover capable of completely covering the well mouth is additionally prepared; the fence foundation is constructed, the fence foundation is formed to overhang the rainwater well cover plate at the intersection position of the fence foundation and the municipal rainwater well; the formwork at the overhanging position is sealed together with the formwork of the fence foundation around the overhanging position, and the concrete of the fence foundation is poured and vibrated; after the concrete strength of the fence foundation reaches the design strength, the formwork of the fence foundation is removed, and the backfilling of the fence foundation is performed. The application relates to the technical fields of municipal drainage and building structure, and can solve the problem that the existing municipal rainwater well cannot avoid the contradiction when a new fence is constructed.

The invention, which relates to the technical field of coal mine vehicle charging, discloses an intelligent charging and discharging Internet-of-Things cloud integrated platform comprising a vehicle machine module which is in communication connection with a cloud processing module and is installed on an electric coal mine vehicle, a plurality of charging modules arranged in a mining area, and a vehicle owner mobile phone terminal. According to the platform provided by the invention, the charging condition of the electric coal mine vehicle during working in a mining area can be planned in order, the time consumed for searching a charging unit road is avoided, the working is more standardized, and the efficiency is higher.

The present application relates to a kind of decision tree ensemble training method and device based on differential privacy, the method and device of the present application are based on exponential mechanism to the feature needing privacy protection in training data is protected processing, based on laplace mechanism to the leaf node in local decision tree model after training is protected processing, avoid the problem of privacy data leakage caused by model reverse deduction.

The present application relates to a kind of based on improved SPEA2 logistics park pickup vehicle scheduling method.Based on the multi-objective optimization algorithm of SPEA2, logistics park scheduling time and pickup vehicle operation time are optimized simultaneously.First, by finding the placement of target goods, according to the running speed of yard crane and the placement of goods, the pickup time of pickup vehicle in each yard is calculated.Secondly, the insertion decoding method is used to insert the pickup vehicle into the idle time of yard.In addition, the neighborhood search strategy of exchanging critical path is also used to select the pickup vehicle operation on the critical path for exchange in the iteration process of algorithm.This method solves the pickup vehicle scheduling problem of logistics park with mixed storage structure, effectively utilizes the idle time of yard by insertion decoding, and avoids falling into local optimal solution by critical path neighborhood search, thereby reducing the running time of logistics park and pickup vehicle operation time, and improving the efficiency of pickup vehicle of logistics park.

The invention discloses a live-action three-dimensional geological outcrop route roaming method, and relates to the technical field of network geographic information. The method comprises a geological outcrop route construction logic process and a geological outcrop route roaming logic process which are sequentially carried out after geological outcrop data acquisition, modeling and storage are completed, the geological outcrop route construction logic process comprises a geological outcrop model screening sub-process, a geological outcrop hot spot screening sub-process, a geological outcrop model and hot spot sorting sub-process and a geological outcrop route storage sub-process; the geological outcrop route roaming logic process comprises a geological outcrop route macroscopic preview sub-process, a geological outcrop model and hotspot display sub-process and a geological outcrop model information display sub-process, so that a user can carry out good'cloud science 'geological investigation, and friendly operability and three-dimensional interactive experience are achieved; and therefore, the real-scene three-dimensional geological outcrop route roaming requirement of the user can be met, and practical application and popularization are facilitated.

The invention discloses a method for obtaining the thickness and refractive index of a film, a test system, a storage medium and application. The method for obtaining the thickness and the refractive index of the thin film comprises the following steps: obtaining an intermediate frequency signal carrying transmission phase information by using two groups of nonlinear transmission line terahertz frequency comb generators and a broadband mixer, and obtaining an actually measured phase curve based on the intermediate frequency signal; constructing an equivalent multi-optical-path interference model of the thin film, performing coherent superposition on multiple reflection components of a measured wave signal in the thin film in a complex field to obtain a complex phase of a total transmission field, and obtaining a phase-frequency change spectrum based on the complex phase as a model phase curve; and an error function of the model phase curve and the actually measured phase curve is constructed, and a parameter combination enabling the error function to take the minimum value is solved by scanning the parameter combination of the refractive index n and the thickness d of the thin film. According to the method, thermal drift or time drift of the phase is avoided, and then calculation errors caused by phase jump are avoided.

The invention discloses a coal sample division agent feeding and discharging structure, and belongs to the technical field of coal sample detection auxiliary equipment.The coal sample division agent feeding and discharging structure comprises a feeding pipe, an outer frame, a coal sample division storage module, an adjusting air cylinder, a material discarding module and a collecting barrel; according to the laser burning ash content detection device disclosed by the invention, a coal sample downwards enters the coal sample division storage module through the feeding pipe by virtue of the miniaturized feeding, discharging and division device, and the coal sample division receiving hopper is horizontally separated outwards and enters the existing laser burning ash content detection device by adjusting the air cylinder; and transferring is carried out through an internal mechanism. And the coal sample division receiving hopper resets to guide the residual coal samples back to the filling division hopper, and the discharging air cylinder drives the connecting rod to loosen the gate, so that the coal sample waste materials of the batch penetrate through the collecting pipeline to enter the collecting barrel. The automatic feeding, splitting and discarding operation of the coal sample can be realized, and the coal sample can be quickly, effectively and automatically provided for a measuring position.

The utility model belongs to the technical field of batteries, and discloses a battery liquid supplementing system which comprises a sealing device and a liquid injection device, the liquid injection device comprises a liquid injection needle and a driving mechanism, the liquid injection needle is connected with the driving mechanism, the driving mechanism is used for controlling the liquid injection needle to pierce a battery cell air bag, and the liquid injection needle is used for injecting electrolyte into the battery cell air bag; the sealing device comprises a sealing assembly and a moving mechanism, the moving mechanism is connected with the sealing assembly, and the moving mechanism is used for controlling the sealing assembly to seal a liquid injection area, punctured by the liquid injection needle, of the battery cell air bag. According to the utility model, the sealing area of the sealing assembly is less, the effective capacity of the air bag area of the battery core is effectively increased, the problem of overlarge air pressure in the battery caused by gas generation in the formation process is avoided, the formation safety is greatly improved, and the automatic operation of liquid injection is improved.

The utility model provides a railway turnout positive and negative position detection device, which relates to the technical field of railway early warning, and comprises a shell, and a distance measuring radar and a signal detection board which are arranged in the shell, the shell is detachably arranged on a stock rail at a position 100-150mm away from a turnout tip or a turnout tail, the distance measuring radar is electrically connected with the signal detection board, and the signal detection board is electrically connected with the shell. The distance measuring radar detects the distance between the turnout tip or the turnout tail of the turnout and the stock rail and feeds back the distance to the signal detection board, and the forward and reverse positions of the turnout are accurately judged so as to determine the advancing direction of a train. The distance measuring radar is used for detecting the position of the turnout in real time, the advancing direction of a train can be accurately judged by combining with processing of the signal detection board, whether the train enters a crossing or not is pre-judged in advance, and the problems of false early warning of the crossing and insufficient early warning time are avoided. The method is especially suitable for the scene that the railway lines have branches or stations in the crossing early warning distance area of the railway crossing train approaching early warning equipment.

The utility model belongs to the technical field of livestock breeding equipment, particularly relates to an excrement dry-wet separation and collection device for a cattle and sheep farm, and provides the following scheme aiming at the problems that a simple filter screen is adopted for filtering, and for cattle and sheep excrement with large viscosity, the filter screen is easy to block and the separation effect is influenced. The dry-wet feces separation and collection device for the cattle and sheep farm comprises a separation box, and a filter plate and a drainage plate are arranged in the separation box from top to bottom; the utility model has the beneficial effects that the hydraulic rod is connected with the drainage plate, and when the hydraulic rod is started to enable the drainage plate to rise, the top blocks on the surface of the drainage plate, which accurately correspond to the filter holes of the filter plate, can be inserted into the filter holes one by one, so as to quickly and effectively push out blocked impurities, and ensure that the filter plate always keeps good filtering performance; dry-wet preliminary separation is continuously and efficiently achieved, the overall separation efficiency is greatly improved, and the sewage drainage speed is increased through the inclined drainage channel.

The invention discloses a copper-silicon catalyst for plasma treatment as well as a preparation method and application of the copper-silicon catalyst. According to the method, a copper-silicon catalyst precursor prepared by a traditional ammonia distillation method is subjected to dielectric barrier discharge plasma treatment in the atmosphere of H2 / Ar and the like, and traditional high-temperature roasting and reduction processes are replaced. According to the method, efficient reduction and high dispersion of copper can be achieved at the room temperature, the Cu < + > / Cu0 proportion is regulated and controlled, and the strong interaction between metal and a carrier is enhanced. The catalyst is used in a reaction for preparing ethylene glycol through hydrogenation of dimethyl oxalate, the activity, selectivity and stability of the catalyst are higher than those of a traditional heat treatment catalyst, the dimethyl oxalate conversion rate reaches up to 100%, the ethylene glycol selectivity is larger than 97%, and the stability reaches 1000 h or above. The method is simple in process, low in energy consumption and environment-friendly, and has a wide industrial application prospect.

According to the radio frequency device behavior model parameter extraction method based on transfer learning, the polynomial model coefficient is extracted through the neural network model, the data size needed for building the neural network model is reduced, the portability and optimization efficiency of the model are improved, seamless integration of the neural network model and EDA software is achieved, and the performance of the neural network model is improved. The progress of the electronic design process is accelerated; the neural network model uses the test model in the old working state as the starting point of the new working state, so that the model coefficient is prevented from being re-extracted, and the test time and the instrument cost are saved.

This invention discloses an assembly method for a tooling used for on-site replacement of a coke tower shell. The tooling includes multiple auxiliary replacement components positioned between the outer walls of the coke tower shell at both ends of the shell to be replaced. Reinforcing rings are connected to the outer walls of both the upper and lower shells, and these reinforcing rings are placed within the auxiliary replacement components. A new shell is installed between the upper and lower reinforcing rings, and its outer wall is provided with multiple evenly spaced lifting lugs. Each auxiliary replacement component includes multiple evenly spaced arc-shaped pads fixed to the outer walls of the upper and lower shells. Multiple reinforcing plates are fixed to one side of each pad, with stiffening ribs between them. The upper and lower reinforcing plates and stiffening ribs are symmetrically distributed. A connecting rod is installed between the upper and lower reinforcing plates, its inner side connected to the reinforcing rings. The arc-shaped pads conform to the tower wall in curvature and are made of the same material, ensuring uniform stress on the contact surface. The stiffening ribs are welded to form a stable triangular support, effectively distributing the load. H-beam connecting rods connect the upper and lower reinforcing plates and are welded to the reinforcing rings, constructing a continuous load-bearing frame to avoid deformation or cracking caused by localized stress concentration, thus meeting the requirements for large-scale coke towers.

This invention discloses a defect plane positioning method and tool based on ultrasonic testing, belonging to the field of non-destructive testing technology, with the aim of improving the positioning accuracy of defect planes. The method includes the following steps: S1, determining the actual projection point P of a reference reflector on the test block's testing surface; S2, after the probe detects the maximum echo from the flat-bottomed hole, the position and direction information of the probe are transmitted to the test block's testing surface via a defect locator, determining the test block's measurement origin O on the test block's testing surface, establishing a first coordinate system, and obtaining the coordinates of the actual projection point P; S3, using step S2, determining a workpiece measurement origin O' on the workpiece's testing surface, and establishing a second coordinate system consistent with the direction of the first coordinate system; S4, obtaining a point F in the second coordinate system that matches the coordinates of the actual projection point P. By using a probe, in conjunction with a defect locator and other tools, to mark the test block, determine the deviation, and detect the actual defects in the workpiece accordingly, the defect plane positioning accuracy is improved to within ±1mm.

The invention relates to the technical field of electrolytic bath monitoring, in particular to an electrolytic bath voltage monitoring alarm method and system.The method comprises the steps that to-be-detected voltage data of an electrolytic bath are obtained, data diagnosis processing is conducted on the to-be-detected voltage data, and the health trend of the electrolytic bath is obtained; based on the health trend, whether the electrolytic cell has a voltage abnormal condition or not is determined, if yes, a fault monitoring instruction which is used for conducting fault detection on the electrolytic cell and matched with the health trend is generated, and fault point positioning is conducted on the electrolytic cell according to the fault monitoring instruction. The voltage abnormity maintenance efficiency of the electrolytic cell is improved.

The utility model relates to the technical field of breeding industry equipment, in particular to a multi-layer combined duck cage which comprises a breeding duck cage, a splicing frame and a cleaning assembly, the splicing frame used for connecting and assembling is arranged on the outer side of the breeding duck cage, the splicing frame is fixedly connected with the breeding duck cage, and the cleaning assembly is arranged on the splicing frame. A base for supporting the multiple layers of duck breeding cages is arranged at the bottom of the splicing frame on the lowermost layer, the splicing frames and the splicing frames and the base are designed in a split assembly mode, an inclined manure receiving plate for receiving duck manure is arranged at the bottom of each duck breeding cage, a cleaning assembly is arranged on one side of each inclined manure receiving plate, and a conveyor for conveying the duck manure is arranged on one side of the base; according to the utility model, the breeding duck cages are fixed by arranging the splicing frame, the splicing frame and the base are designed in a split manner, and meanwhile, the splicing structure is additionally arranged in the splicing frame and the base, so that a user can select different numbers of breeding duck cages to assemble according to site conditions, and the time for waiting for customization of duck cages with different lengths and heights is avoided; and the stock pressure of manufacturers is reduced.

The application discloses a kind of full-time hot standby fault zero attenuation air supply system and method, it is related to air supply system technical field, the air supply system includes: main fan blade, vice fan blade, deceleration synchronization unit, switching control module, risk prediction module, air supply pressurization module and emergency backup unit.The deceleration synchronization unit is connected to the deceleration of main fan blade and vice fan blade, when main fan blade is fault-free operation, vice fan blade can follow it and rotate at low speed, when main fan blade appears fault or there is predicted fault risk, vice fan blade does not need to start quickly to promote speed from static, avoid the delay problem that vice fan blade starts to stable air supply when traditional double fan group switches, ensure that the airflow barrier of scene is not destroyed, guarantee target area air supply environment stability, simultaneously, vice fan blade is standby by main fan blade synchronous rotation, so that vice fan blade standby process does not need to be driven separately, realize the energy-saving standby effect of system, reduce the problem of traditional double fan simultaneous start energy consumption.

Provided is a traffic safety assistance system capable of improving traffic safety, convenience, and smoothness of a plurality of traffic participants in an object traffic area. The traffic safety assistance system includes mobile terminals that move together with people or traffic participants as mobile bodies in the object traffic area, and a cooperative assistance device capable of communicating with the mobile terminals. The mobile terminals include notification devices that perform risk notification in a care notification mode or a simulation notification mode. The cooperative assistance device includes an object traffic area recognition unit that recognizes recognition targets including each traffic participant and a traffic environment in the object traffic area, and acquires recognition information; a prediction unit that predicts future risks of a plurality of traffic participants in a partial monitoring area of the object traffic area as prediction targets; and a risk notification setting unit that sets an action mode of risk notification for each assistance target based on the recognition information and the prediction results.

The invention relates to a method for mapping the spatial distribution of cation exchange capacity of cultivated land soil based on WFV. The invention belongs to the field of satellite remote sensing technology and its application, and specifically relates to a method for mapping the spatial distribution of cation exchange capacity of cultivated land soil. The invention is to solve the problem that the existing remote sensing mapping of soil CEC content mostly uses foreign satellites. The method comprises the following steps: obtaining WFV images of the target study area, obtaining surface reflectances of different central wavelengths through data preprocessing; inputting the input variables of the random forest algorithm of the invention (annual average rainfall, annual average temperature, elevation, DI3, DVI, RDVI3, GDVI1), and outputting the cation exchange capacity of cultivated land soil (CEC, cmol / kg), so as to realize the spatial distribution map of the cation exchange capacity of soil in the target study area. The method of the invention can realize the dynamic satellite remote sensing monitoring of soil cation exchange capacity at the regional scale. After verification of the content of soil cation exchange capacity of field samples, the method of the invention has good accuracy and applicability.

The utility model relates to a continuous belt system for TBM in the technical field of continuous belt in TBM, specifically relates to a kind of continuous belt system for TBM, including hanger, parallel roller, support frame, distance sensor and controller. Lower belt is equipped in the lower of hanger;Parallel roller is located below lower belt;Support frame includes two columns, crossbeam and joist, two columns are used to support on TBM trolley, crossbeam is connected between two columns, joist is located above crossbeam, roll cylinder is equipped above joist, and jacking mechanism is equipped between crossbeam and joist;Controller can control jacking mechanism stop rising according to the distance information of lower belt detected by distance sensor. The utility model does not need to stop the operation of whole continuous belt system when installing new parallel roller, avoids the time and efficiency loss caused by parallel roller installation due to shutdown, effectively improves the efficiency of belt conveying slag.

This invention belongs to the field of seismic design technology for railway bridges, and relates to a seismic analysis method for railway bridges using a variable friction coefficient friction pendulum bearing for seismic isolation and vibration reduction. This method is used to determine the design displacement D of the variable friction coefficient friction pendulum bearing; specifically, it includes the following steps: establishing an equivalent period T based on the design parameters of the variable friction coefficient friction pendulum bearing. eff The relationship between the coefficient of friction and the variable friction coefficient; based on the bridge design conditions, the relationship between the equivalent period and the acceleration response spectrum value is established, and S(T) is obtained. eff Determine the damping adjustment coefficient η; equivalent damping ratio ξ; establish support displacement and equivalent period T. eff S(T) eff By considering the relationship between η and η, and combining it with Newton's iteration process, the final support displacement D is determined. This invention saves time by using analytical expressions for calculation, avoiding tedious modeling, long computation times, and convergence issues compared to the finite element model nonlinear time history analysis method. This allows for rapid evaluation of the seismic performance of different support parameters and structural configurations during the scheme design, parameter optimization, and preliminary design stages.