14results about How to "Easy to grasp" patented technology

The application discloses a material conveying and assembling system, which comprises a material conveying device and a material assembling device. The material conveying device comprises a first track plate and a sliding block. A material conveying mechanism is arranged on the sliding block. The first track plate is provided with a track groove to define the running track of the sliding block. The track groove comprises a synchronization section arranged on the side close to the material assembling device. The synchronization section is an arc concentric with the material assembling device, so that the material on the material conveying mechanism coincides with the mold cavity or the insert track on the forming mold when the sliding block passes through the synchronization section. The synchronization section on the track groove cooperates with the sliding block to make the material on the material conveying mechanism have a longer track coincidence interval with the mold cavity or the insert on the forming mold. The track coincidence time of the material and the mold cavity or the insert is prolonged, the feeding time is better grasped, and the feeding precision and the assembling quality of the material are improved.

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.

The application discloses a kind of building facility intelligent monitoring method and system based on Internet of Things, and the abnormal mode of facility response is formed by periodic deviation detection and persistence deviation analysis to facility operation data and control instruction response data;Based on the time sequence of abnormal event in turn relationship, the fault cause-effect chain is constructed, and the cause-effect correlation between facilities is extracted to form the correlation matrix of facility;According to the correlation matrix, deploy distributed monitoring nodes, and construct the health degree distribution of facility by linkage collection and coordination analysis;The deterioration rate analysis and spread detection are carried out on health degree, high-risk facility group is identified, and hierarchical monitoring task sequence is generated;The remaining safe operation cycle of high-risk facility is evaluated to determine the warning level parameter;Based on warning level, the sensitivity classification and time-sharing threshold configuration of monitoring node are carried out, and dynamic alarm threshold and monitoring benchmark are generated;Facility state monitoring report is output by fusing monitoring benchmark and health degree distribution, and early warning of fault risk is realized.

The utility model discloses a sheet metal punching processing device in the technical field of processing devices, which comprises a mounting rack, a punching unit fixedly mounted on the surface of the mounting rack, a guide head arranged above the mounting rack, and an adjusting unit. According to the device, the two guide grooves are formed in the inner wall of the hollow pipe, and the force application blocks are inserted into the inner walls of the two guide grooves in a sliding mode, so that when the device is used, the surfaces of the two abutting protrusions arranged on the surface of the insertion rod abut against the surfaces of the two abutting wheels rotationally installed on the inner walls of the two force application blocks correspondingly; in the moving process of the two inserting rods, the two abutting protrusions abut against the surfaces of the two abutting wheels correspondingly, and under the action of the two second springs, the two abutting wheels apply extrusion force to the two abutting protrusions, so that the gear groove can be more tightly attached to the surface of the driving gear, and the transmission stability between the gear and the gear groove is guaranteed.

The utility model discloses a wound suture auxiliary ruler in the technical field of medical auxiliary instruments. The wound suture auxiliary ruler comprises a first ruler body and a second ruler body. The first ruler body and the second ruler body are both in a long-strip thin plate shape. The first ruler body and the second ruler body are provided with scale marks. The end parts of the first ruler body and the second ruler body are rotationally hinged to each other, so that the first ruler body and the second ruler body are overlapped or vertical to each other. According to the auxiliary ruler for wound suturing, the first ruler body and the second ruler body rotate relatively to be perpendicular to each other, so that references in different directions are provided through the scale marks on the first ruler body and the second ruler body, and the needle inserting distance and the needle withdrawing distance are convenient to grasp. And when the ruler is not used, the second ruler body can be overturned to be overlapped with the first ruler body, so that the ruler is convenient to store and place.

This invention belongs to the technical field of infant and toddler products. Specifically, it relates to an automatic feeding device, comprising a snap-fit ​​body, an elastic element, and a strainer. The inner side of the snap-fit ​​body engages with one end of the elastic element, and the outer side of the snap-fit ​​body engages with the strainer. The other end of the elastic element extends into the strainer. The strainer has a feeding cavity inside and an overflow hole on its outer wall. This invention has a simple structure and is easy to operate. It automatically pushes and collects feeding food for the baby without requiring mother assistance, thus providing convenience for mothers during feeding. This invention achieves automatic feeding collection without a complex pushing structure, making it easy to clean and reducing the risk of accidental ingestion by the baby. It ensures the safety of the baby while improving the user experience, featuring a simple structure, convenient operation, safe use, and a good user experience.

The invention discloses an energy-saving and environment-friendly purifying tower, which belongs to the technical field of purifying towers, and comprises a tower body, a plurality of first tower plates and a plurality of second tower plates are slidably mounted in the tower body, the first tower plates and the second tower plates are alternately arranged, the first tower plates and the second tower plates face opposite directions, and baffles are arranged on one sides of the first tower plates and the second tower plates. Sleeve rods are fixedly installed on the upper sides of the first tower plate and the second tower plate, extension rods are slidably installed in the sleeve rods, connecting blocks are fixedly installed at the positions, corresponding to the extension rods, of the baffles, vent grooves are formed in the first tower plate and the second tower plate, and one ends of the vent grooves communicate with the interiors of the sleeve rods. According to the present invention, the baffle plate can move under the effect of the adjusting assembly, such that the height of the liquid level can be reasonably adjusted according to the different types of the purified materials so as to avoid the overflow of the foam on the upper layer tower plate due to the too high liquid level, and the low purification efficiency due to the too low liquid level can be avoided.

The utility model discloses a half axle sleeve positioning device relates to part processing technical field, and the utility model discloses a bottom plate, the top surface fixed mounting of bottom plate has positioning assembly and a plurality of limiting mechanisms, the positioning assembly is located between a plurality of limiting mechanisms, the positioning assembly includes first locating block, fixed ring and support pole, the top surface of bottom plate is opened with recess, first locating block and fixed ring all fixed mounting are in recess's inside, and fixed ring is located in first locating block's inside, can be positioned to half axle pipeline through positioning assembly, through using relatively arranged and all being conical first locating block and second locating block that set up, can be radial positioning to half axle sleeve, reduce its error that appears, through the screw rod of limiting mechanism drive extruding block and fixed block cooperation transmission, can reach the effect that the speed is reduced and the range is increased, thereby the precision of half axle sleeve is better grasped, and the positioning precision is improved.

The application discloses a coal type sales planning and sales time collaborative control method and system based on a coal enterprise, and relates to the technical field of coal sales management.The application integrates multi-source data through a data fusion algorithm and other technical means, solves the problems of data dispersion and different formats, provides high-quality data support for subsequent analysis, accurately predicts sales trends and price fluctuations by using a long short-term memory neural network and a regression analysis model, helps enterprises optimize sales strategies, reduces inventory backlog risks, dynamically adjusts sales tasks by means of linear programming and reinforcement learning algorithms in combination with real-time data, improves market response speed and sales efficiency, and effectively improves the scientific nature and flexibility of coal enterprise sales management and enhances market competitiveness.

The invention discloses a sintering end point prediction method based on big data. The method comprises the following steps: collecting historical data in a sintering process; cleaning and preprocessing the collected historical data; effective features are extracted from the preprocessed historical data, and an input variable with the most predictive capacity is determined through a feature selection method; training a sintering end point prediction model based on the extracted features by using a support vector machine (SVM) algorithm; and carrying out sintering end point prediction based on the trained prediction model. According to the method, the sintering process parameters are comprehensively analyzed through a big data technology and a machine learning algorithm, so that accurate prediction of the sintering end point is realized, and the prediction accuracy and reliability are greatly improved.

The invention provides a planetary rolling mill key parameter online monitoring data acquisition analysis system which can display key technical parameter information in a rolling equipment operation process in real time and can facilitate decision analysis through analysis. The system comprises a rolling mill lubrication system, a rolling mill cooling system, an inert gas protection system, a core rod temperature measurement and rolling zone cooling water detection system, an intelligent ammeter, a data storage module, a data transmission module and a data analysis gathering module. Compared to the prior art, the system provided by the scheme has the following advantages: key parameters of rolling equipment in an operation process can be acquired in real time, acquired data is analyzed, a database is formed, an enterprise can conveniently get connected to production conditions and grasp production cost, and strong scientific data support is provided for production decision-making of the enterprise.

The application discloses a water-gas dual-phase medium alternate injection electrodeless adjusting flow channel structure, which comprises a flow nozzle opening degree adjusting core shaft, a flow nozzle valve seat and an alloy erosion-resistant flow nozzle. An inner injection channel is arranged on the side wall of the flow nozzle opening degree adjusting core shaft. The flow nozzle valve seat is arranged on the outer circumferential surface of the flow nozzle opening degree adjusting core shaft. The alloy erosion-resistant flow nozzle is fixedly connected to the flow nozzle valve seat. The alloy erosion-resistant flow nozzle is provided with an outer injection channel. The flow nozzle opening degree adjusting core shaft is adapted to rotate relative to the flow nozzle valve seat in the circumferential direction. Along the rotating path of the flow nozzle opening degree adjusting core shaft, one of the inner injection channel and the outer injection channel is provided with a first part and a second part which are respectively adapted to inject gas and water, and the other one is gradually connected to the first part and the second part during relative rotation. During the rotation of the flow nozzle opening degree adjusting core shaft, the first part and the second part are gradually connected, so that the alternate conversion of gas injection and water injection is realized. The alternate conversion of gas injection and water injection can be realized only by the rotation of the flow nozzle opening degree adjusting core shaft, and the efficient, easy-to-grasp and fine-adjustable structure is realized.

The invention provides a farmland risk management and control method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a construction drawing corresponding to farmland information based on the farmland information associated with an under-insurance policy; based on the construction drawing, determining first position information of an underwriting boundary of the farmland in a satellite remote sensing map; based on the first position information and the current management and control stage of the farmland, generating a management and control task of the farmland, and allocating the management and control task to the target user; and generating a farmland risk report based on the report model corresponding to the management and control stage and the hidden danger data under the condition that the hidden danger data uploaded by the target user to the management and control task is received. According to the method, the farmland is dynamically monitored and managed in combination with a map, the inspection track and hidden danger risks are visualized, a report is automatically generated, inspection personnel can conveniently and rapidly check hidden dangers in the farmland, and the efficiency of farmland risk management and control is improved.

The utility model relates to the field of low voltage apparatus, concretely relates to a contactor measuring device, including drive mechanism and mounting bracket, drive mechanism sets up on mounting bracket, still include force measurement distance measuring component, force measurement distance measuring component includes force measurement mechanism, distance measuring mechanism and the same position connecting piece that connects between force measurement mechanism and distance measuring mechanism, force measurement mechanism is equipped with force measurement part, drive mechanism is connected with force measurement mechanism, drive mechanism drives force measurement mechanism linear shift, makes force measurement part of force measurement mechanism close or far from the moving iron core of contactor, force measurement mechanism drives distance measuring mechanism action through same position connecting piece. Synchronous force measurement and distance measurement, measurement position is easy to grasp, and measurement result is more accurate.