13results about How to "Reduce configuration requirements" patented technology

The utility model discloses a kind of continuously pressurized stable liquid supply systems, comprising: chemical distribution module is connected with external nitrogen pipeline, the output of the chemical distribution module is communicated with control box, the output of the control box is communicated with valve group box, the output of the valve group box is communicated with process machine platform;The chemical distribution module includes pressure sensor and PLC module, the pressure sensor is located at the output of chemical distribution module;The pressure sensor is electrically connected with PLC module.Beneficial effect: improve liquid supply precision, by real-time monitoring the pressure of chemical distribution module chemical distribution module outlet, and according to pressure change automatic control start-stop of liquid supply pump, effectively keep system pressure stable in set range, to realize the accurate supply of chemical, meet the high-precision requirement of chemical consumption control in production process.

The application discloses a kind of vehicle illegal parking identification systems based on unmanned aerial vehicle, including management background, unmanned aerial vehicle with the management background signal connection, the unmanned aerial vehicle includes image real-time acquisition device, picture shooting device, edge processing subsystem and wireless communication subsystem;The edge processing subsystem includes first image recognition module, illegal parking judgment module, second image recognition module, output module.The present application is used to solve the problem that the existing technology is easy to reduce the timeliness of law enforcement due to response delay, and the cost of system configuration, maintenance and expansion is high, to reduce the delay of illegal parking identification system, improve the timeliness of law enforcement, and reduce the cost.

The invention discloses an integrated end side large-scale intelligent edge computing system, and relates to the technical field of edge computing, and the system comprises a centralized control center which is in communication connection with an edge end and an integrated end; node monitoring data of the position of each edge node of a road are obtained through an edge end, the node monitoring data are classified, different task nodes are constructed according to different types of node monitoring data, and the task nodes are matched with data processing functions of the edge end. Therefore, the obtained different types of node monitoring data are distributed to the corresponding edge ends according to the matching results of the data types and the data processing functions of the edge ends, so that the edge ends do not need to have the data processing functions of all the data types, data processing of the large-scale edge ends can be completed, and the data processing efficiency is improved. The configuration requirements of the edge ends are reduced, and in large-scale road monitoring, the layout cost of the edge ends can be reduced to the maximum extent, and meanwhile, the data processing capacity of each edge end is ensured.

The application discloses a kind of aluminum matrix composite powder die forging preparation methods, specifically related to metal matrix composite preparation and forming processing field.The method includes: aluminum powder, alloying element powder and ceramic reinforcing particles are made into near-spherical composite particles with particle size 0.15mm~3mm by mechanical ball milling;Composite particles are loaded into mold cavity, heated to 250℃~650℃ in protective atmosphere and applied not less than 20MPa die forging pressure, directly formed into die forging;Finally, after deburring and size finishing, the part is obtained.Ceramic reinforcing particles volume fraction is 1%~35%, and aluminum powder and alloying element powder particle size is 10μm~50μm.The application organically combines ball milling mixing and die forming, realizes powder densification and part forming one-step completion, simplifies traditional multi-process process flow, significantly improves production efficiency and material utilization, reduces production cost, and is suitable for batch manufacturing of high-performance aluminum matrix composite parts.

This invention discloses a welding machine displacement device and method for welding containers. It includes two sets of spaced-apart support components, each comprising a vertically arranged support plate with a screw fixed around its circumference. An adjusting rod is threaded onto the external thread of the screw, and the other end of the adjusting rod is rotatably connected to an abutment plate via a connecting rod, for abutting against the inner wall of the container. A locking nut is provided on the screw to secure the adjusting rod. A horizontal rack is fixed between the two support plates via a connecting plate. A displacement mechanism includes a mounting base with a rotary power mechanism and a gear meshing with the rack. The mounting base has a through hole, an internal connecting rod, and a telescopic power mechanism at the top to drive a lifting rod. The bottom end of the lifting rod is fixed to a support platform for supporting the welding machine. This device can be placed inside the container and adaptively tightens the inner wall, providing a stable working platform for the welding machine.

This invention provides a method for eliminating DC secondary ripple in a through-type traction device based on multi-port collaboration, comprising: acquiring electrical quantities at three ports; constructing a second harmonic power component model for each port based on the electrical quantities at the three ports; constructing a secondary ripple elimination optimization model based on the second harmonic power component model, using the reactive power at the first input port, the reactive power at the second input port, and the voltage phase at the output port as optimization variables, with the objective function of minimizing the total second harmonic power on the DC side; solving the secondary ripple elimination optimization model to generate collaborative modulation control commands. This invention requires no additional hardware and can actively suppress DC-side secondary ripple simply by optimizing the control strategy. It can reduce DC bus voltage fluctuations, lower the requirements for supporting capacitor configuration, and is of great significance for improving the operational stability, power quality, and engineering application value of the new through-type traction power supply system.

The utility model discloses a semi-automatic titration method water sample detection system, and belongs to the technical field of metering equipment, the semi-automatic titration method water sample detection system comprises a shell, the shell comprises a top shell and a bottom shell, the top shell is located above the bottom shell, a through hole is formed in the top shell, the through hole is communicated with the interior of the bottom shell, a display panel is arranged at the top of the top shell, a cuvette is sleeved with the through hole, and the cuvette is connected with the display panel. A stirring magnetic block is arranged in the cuvette, a base is arranged in the bottom shell, a driving motor is arranged at the top of the base, and two groups of magnets are mounted at the output end of the driving motor; the device has the characteristics of small size and portability in use, no structures such as pumps and pipelines are arranged in the device, the size can be very small, the device is convenient to use and carry, and meanwhile, the device also has the characteristics of low requirements on the production process of the device and low requirements on the configuration of used reagents; when the image pair is used for detecting calcium ions, magnesium ions and bicarbonate ions in seawater, the accuracy is better than that of a colorimetric method when a titration method is used for detection.

The utility model provides a kind of superhigh cable and U-shaped glass combination support structure, including first crossbeam, second crossbeam, first column, second column flush with front, further include several U-shaped glasses, the upper and lower ends of U-shaped glass are fixed respectively in the outside of first crossbeam and second crossbeam by first embedded part, first column and second column are located respectively at the two sides of several U-shaped glasses, several anchorage points are arranged in the height direction of first column, second column, first steel cable connecting piece is embedded at the anchorage point of first column and second column, several through holes are equipped at the corresponding height of the flange of U-shaped glass and anchorage point, steel cable sleeve is fixed in through hole, the connecting hole of first steel cable connecting piece of the same height is aligned with the connecting hole of steel cable sleeve, several U-shaped glasses are connected by transverse cable, transverse cable can pass the connecting hole of first steel cable connecting piece, the connecting hole of steel cable sleeve and the both ends of transverse cable are anchored to first steel cable connecting piece, good appearance, applicable to the floor span of larger floor height, reduce the setting of crossbeam, compared with traditional method total span can increase n+1 times, floor height can increase n+1 times, n is the number of transverse cable.

Embodiments of the present application disclose a kind of Internet of Things terminal equipment network access method, system and storage medium.The method belongs to the technical field of Internet of Things, it includes: if terminal is in non-LADN area, registration request is initiated to core network, then according to the normal DNN carried in the registration request, access the core network;If the terminal moves to LADN area, obtain the TA information corresponding to the LADN area from base station, and send the TA information to the core network, to trigger the core network to start TA update function and obtain TA target information;The core network corrects the normal DNN according to the TA target information and obtains LADN DNN;The terminal uses the LADN DNN and the core network to rebuild PDU session process to access the core network.The whole network access process of the application embodiment does not need URSP function, reduces terminal configuration demand, improves terminal network access success rate.

The utility model relates to a drilling rod grabbing manipulator, and belongs to the technical field of coal mine automatic drilling equipment. The manipulator is mainly composed of a fixing mechanism, a horizontal displacement mechanism, a lifting joint, an overturning joint, a telescopic joint and a gripper joint. The fixing mechanism is connected with the moving platform through connecting points arranged at intervals, the horizontal displacement mechanism achieves accurate horizontal movement through a linear guide assembly, and all joints work cooperatively through modular design. The mechanical arm is characterized in that the mechanical arm and the drill rod box are completely separated, the drill rod box can be independently and rapidly replaced, and the mechanical arm does not need to be adjusted. By means of the design, the adaptability of equipment to drill rods of different specifications is remarkably improved, the drill rod replacement process is simplified, meanwhile, the stability of the mechanical arm under the heavy load working condition is enhanced, accurate control over drill rod grabbing, lifting, overturning and conveying is achieved, and the mechanical arm is suitable for large-specification drill rod loading and unloading operation of a high-power directional drilling machine. The device has the technical advantages of compact structure, convenient operation and high reliability.

The invention provides a vehicle escape method, device and system, and relates to the field of unmanned driving, automatic driving and unmanned vehicles. The vehicle escape method is applied to a decision-making end and comprises the steps that a takeover request of a target vehicle is received, and the takeover request comprises state information and / or environment information when the target vehicle is parked; based on the takeover request, a decision module built in the decision end is utilized to autonomously generate a target driving strategy; and sending the target driving strategy to the target vehicle, so that the target vehicle gets out of trouble according to the target driving strategy.

The application provides a frequency signal graphing device, which comprises a conversion module, a strip, a coil connected with the conversion module, a permanent magnet, an image collector and a graph processor.The conversion module is used for converting an input frequency signal into an electric current; the strip is used for emitting light; the permanent magnet is arranged opposite to the strip and used for driving the strip to move back and forth under the action of the electric current; the image collector is arranged opposite to the strip and used for collecting positions of the light emitted by the strip at multiple time points; the graph processor is connected with the image collector and used for processing graph data corresponding to the frequency signal according to each amplitude of the frequency signal at the multiple time points and the corresponding time points. In the application, the graph processor processes the graph data of the real-time frequency signal, that is, the graph processor processes less graph data, the configuration requirement of the graph processor is reduced, and the graphing cost of the audio is reduced.

The invention relates to integrated coating equipment and a manufacturing method of a combined passivation back contact battery. The feeding cavity, the oxide layer process cavity, the silicon nitride process cavity and the discharging cavity are sequentially arranged in the same structure, so that preparation of the silicon oxide layer and the silicon nitride layer can be integrally completed in a continuous and closed environment. Due to the fact that the process cavities are sequentially arranged in the same equipment system, the silicon wafers do not need to be manually or mechanically transferred in the whole process from feeding to discharging, and the problems of atmosphere change, temperature difference fluctuation and external pollution caused by equipment switching in a traditional process are solved. Therefore, the vacuum continuity of the whole manufacturing process is kept, the compactness and the interface cleanliness of the film layer are remarkably improved, and the bonding strength of the film layer is higher. Meanwhile, due to the integrated structure, the configuration requirements of a plurality of devices and a conveying system are reduced, the occupied area and energy consumption of a production line are reduced, the process period is shortened, and the production efficiency and the device utilization rate are remarkably improved.