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2025
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Invention
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Fully mechanized coal mining face hydraulic support orientation monitoring method and system. The... |
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Invention
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Hydraulic cylinder and hydraulic cylinder operating state detection method. A hydraulic cylinder ... |
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Invention
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Hydraulic cylinder built-in radar position sensor. A hydraulic cylinder built-in radar position s... |
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2024
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Invention
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Underground site safety state monitoring method and apparatus for coal mine. The present applicat... |
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Invention
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Traveling device and self-moving plunger pump. A traveling device and a self-moving plunger pump.... |
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Invention
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Method and apparatus for acquiring advancing distance of working face, and electronic device and ... |
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Invention
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Three-position four-way directional control valve, control method, and control apparatus. A three... |
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Invention
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Follow-up pilot proportional valve. A follow-up pilot proportional valve comprises: a valve body ... |
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Invention
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Piezoelectric actuator, control valve, pilot valve, reversing valve and control system. A piezoel... |
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Invention
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Digital hydraulic cylinder. Provided in the present application is a digital hydraulic cylinder, ... |
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2023
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Invention
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Water-based electromagnetic pilot valve for mines. A water-based electromagnetic pilot valve for ... |
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Invention
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Split valve seat and valve. A split valve seat and a valve. The split valve seat comprises an end... |
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Invention
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Inspection method and apparatus based on augmented reality (ar) device. Disclosed in the present ... |
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Invention
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Fully mechanized mining automation network system based on time-sensitive network. The present ap... |
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Invention
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Hydraulic cylinder. A hydraulic cylinder, the hydraulic cylinder comprises a reversing valve asse... |
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Invention
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One-way throttle valve and hydraulic support lifting system. A one-way throttle valve (21) and a ... |
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Invention
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Electrohydraulic control system for hydraulic support. An electrohydraulic control system for a h... |
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Invention
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Safety valve. A safety valve, relating to the technical field of safety valve manufacturing. The ... |
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Invention
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Automated coal mine working face liquid supply planning method and apparatus, electronic device, ... |
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Invention
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Unmanned-aerial-vehicle inspection method. Disclosed in the present application is an unmanned-ae... |
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Invention
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Multifunctional cable trough retaining and protecting mechanism, and control method. The present ... |
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Invention
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Fully mechanized mining face hydraulic system based on incremental digital hydraulic cylinder. A ... |
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Invention
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Sound recognition model training method and apparatus, electronic device, and storage medium. The... |
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Invention
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Coal mine communication network system based on time-sensitive networking. Provided is a coal min... |
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Invention
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Video monitoring method and apparatus for coal mine fully mechanized mining face, electronic devi... |
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Invention
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Hydraulic support pushing control method and system based on incremental digital hydraulic cylind... |
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Invention
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Measurement method, system, and apparatus for advancing distance of fully mechanized coal mining ... |
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Invention
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Time-sensitive networking-based hydraulic support control apparatus and control system. A time-se... |
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Invention
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Piston shoe assembly, and radial piston pump driven by polygonal hub. A piston shoe assembly, and... |
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Invention
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Control method and apparatus for fully mechanized coal mining surface of coal mine and electronic... |
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Invention
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Control method and apparatus for mining height of coal mining machine. Provided are a control met... |
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Invention
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System and control method for unmanned mining on fully mechanized coal mining face. Provided are ... |
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Invention
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Video enhanced display method, apparatus, and system for fully mechanized mining face, and electr... |
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Invention
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Underground intelligent audio and video communication method and apparatus based on time-sensitiv... |
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Invention
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Hydraulic support control system. Provided is a hydraulic support control system, comprising hydr... |
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Invention
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Three-dimensional laser point cloud vr display method and apparatus. Provided are a three-dimensi... |
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Invention
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Explosion-proof and intrinsically safe intelligent power supply box. The present application prov... |
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Invention
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Panoramic three-dimensional inspection system. The present invention relates to the technical fie... |
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Invention
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Crankshaft assembly for plunger pump, plunger pump, and plunger pump station. Provided are a cran... |
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Invention
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Driver. A driver, comprising a housing (2), a housing cover plate (13) and a connection end cover... |
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Invention
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Coal mining machine cutting planning method and device based on inspection vision perception. A c... |
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Invention
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Height measurement sensor. A height measurement sensor. The height measurement sensor comprises a... |
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2022
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Invention
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Real-scene monitoring method and apparatus. A real-scene monitoring method and apparatus (1000), ... |
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Invention
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Plunger pump. Provided in the present disclosure is a plunger pump. The plunger pump comprises a ... |
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Invention
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Multi-stage hydraulic speed regulation system, and hydraulic support. The present disclosure rela... |
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Invention
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Method for training coal rock interface recognition model, method for cutting control of shearer,... |
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Invention
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Coal rock interface recognition model training method, and coal shearer cutting control method an... |
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Invention
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Integrated pump station.
An integrated pump station includes: a mounting frame, a pump body, and... |
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2021
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Invention
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Emulsion plunger pump and pump head assembly thereof. a); the liquid suction valve assembly (102)... |
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Invention
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Plunger pump and pump station. A plunger pump includes a pump head assembly, which includes: a pu... |
