15results about How to "Achieve physical separation" patented technology

The invention relates to the technical field of medical robots, and particularly discloses a multi-degree-of-freedom ankle training mechanism and a simulation and movement assisting robot. The multi-degree-of-freedom ankle training mechanism comprises a base, a moving part and a telescopic driving mechanism, the moving part comprises a moving base plate, a pedal plate and a rotary driving mechanism, and the moving base plate is connected with the base through a first universal hinge; the telescopic driving mechanism is arranged on the base, and a telescopic rod of the telescopic driving mechanism is connected with the moving base plate through a second universal hinge. According to the scheme, the telescopic driving mechanism is arranged on the base, and the movement base plate and the pedal plate are driven by a simpler mechanism to rotate at multiple degrees of freedom, so that the size and movement inertia of movement parts are greatly reduced, and the overall structure is more compact and light. The motion response speed and the dynamic performance of the multi-degree-of-freedom ankle training mechanism can be improved, the multi-degree-of-freedom ankle training mechanism can be integrated into a simulation and motion assisting robot platform more easily, and the system integration degree is improved.

This utility model discloses an engineering vehicle and its chassis, including a chassis body, a winch, and a winch support. The winch is installed on the rear side of the chassis body in the forward direction, allowing the winch performing traction work behind the chassis body and the working device performing construction work in front of the chassis body to operate independently or collaboratively without interference, thus improving equipment utilization and work efficiency. The winch support is installed on the chassis body located behind the winch, and the winch support has a rope guiding structure to limit the rope released from the winch. This utility model enables convenient collection of logs while meeting load-bearing requirements.

This invention relates to the fields of computer data processing and database technology, specifically to an intelligent search system for business objects based on metadata. The system includes: a context request parsing module: receiving abstract search requests and extracting environment parameters and permission features to generate a dynamic context snapshot; a logical structure construction module: combining snapshot execution rule injection operations to generate a logical abstract syntax tree containing implicit filtering conditions; a multi-dialect compilation and execution module: translating the syntax tree into physical execution statements matching the target storage engine dialect according to physical mapping rules; and an adaptive optimization feedback module: monitoring execution latency data and dynamically correcting the index strategy definition. This invention solves the maintenance bottleneck caused by the tight coupling between business logic and physical storage in heterogeneous data source environments, achieving zero-code modification and hot deployment of business logic.

The invention provides a flame-retardant antistatic nylon fiber with a skin-core structure and a preparation method of the flame-retardant antistatic nylon fiber, and belongs to the technical field of nylon fibers. The flame-retardant antistatic nylon fiber comprises an antistatic nylon skin layer and a flame-retardant nylon core layer, the outer surface of the flame-retardant nylon core layer is coated with the antistatic nylon skin layer, the antistatic nylon skin layer comprises a nylon 6 matrix and an antistatic agent, and the antistatic agent is aniline modified zirconium phosphate; wherein the aniline modified zirconium phosphate is obtained by carrying out in-situ polymerization on aniline monomers between stripped zirconium phosphate layers. The flame-retardant antistatic nylon fiber is obtained through sheath-core composite melt spinning. According to the invention, the antistatic agent and the flame retardant are efficiently and stably introduced into the nylon matrix, and the synergistic effect of the antistatic agent and the flame retardant is realized, so that the fiber has better spinnability and mechanical property, and meanwhile, the long-term effect and durability of the function are ensured.

The utility model discloses a pastry film covering device which comprises a machine frame, a short belt type conveyor, a long belt type conveyor and an unwinding assembly, the short belt type conveyor, the long belt type conveyor and the unwinding assembly are installed on the machine frame, a guide roller is arranged between the short belt type conveyor and the long belt type conveyor, and the two ends of the guide roller are rotationally connected with the inner walls of the two sides of the machine frame; the unwinding assembly is arranged below the long belt conveyor and comprises a servo motor, and the servo motor is fixedly installed on one side of the rack. According to the pastry separating device, through the arrangement of the first fixing frame, the pastry separating assembly, the second fixing frame, the second lifting assembly, the transverse cutting tool, the longitudinal cutting tool, the supporting base, the three-channel conveying assembly and the auxiliary cutting assembly, physical separation of pastry is achieved, a bottom film layer is thoroughly cut off, the cut pastry can independently enter the three-channel conveying belt, and therefore the pastry separating device is convenient to use. The subsequent processing problem caused by the fact that a film layer cannot be completely separated through traditional equipment is solved.

The utility model discloses an isolated test box for high and low temperature tests of LTPS (Low Temperature Poly Styrene) liquid crystal samples, which comprises a test box body, a plurality of sample placing grooves are formed in the test box body, and through holes are formed in the middle parts of two ends of the test box body; the number of the storage frames is two, the two storage frames are arranged at the two ends of the test box body respectively, and a plurality of circuit board placing grooves are formed in each storage frame; and a wiring channel. According to the isolation type test box for the high and low temperature test of the LTPS liquid crystal sample, the storage frames are externally arranged at the two ends of the high and low temperature test box and used for containing the driving circuit board, line connection is carried out through the switching flat cable and the external FPC flat cable, and the double-layer silica gel sealing ring is arranged, so that the sealing performance of the test box is enhanced; physical separation of the drive circuit and the liquid crystal sample is achieved, the circuit board is prevented from being damaged due to direct impact of temperature and humidity, judgment of liquid crystal sample testing results is not affected, and testing cost is reduced.

The application discloses a heating device, an exhaust treatment system and a vehicle. The heating device comprises a first shell, a heating element and a second shell, the first shell is provided with a first inlet, a first outlet and a first channel, the heating element is used for heating the gas flowing into the first channel, the second shell is provided with a second inlet, a second outlet and a second channel, the first outlet and the second outlet are suitable for being connected with a gas treatment device, the first shell and the second shell are in a split structure, and the gas can selectively flow into the gas treatment device through at least one of the first channel and the second channel. According to the heating device, the first shell and the second shell are in a split structure, the physical separation of the first channel and the second channel is realized, only a single channel exists in each of the first shell and the second shell, the structure is simple, the manufacturing is convenient, the manufacturing can be completed only by simple machining and assembling, the production efficiency of the heating device is improved, the production cost is reduced, and the large-scale production is facilitated.

The present application relates to the technical field of liquid pressure measurement, in particular to accuracy optimization design in the process of liquid pressure measurement. The purpose of the present application is to provide a pressure self-drainage type pressure measuring tube nozzle device and a monitoring method thereof. A physically isolated liquid phase pressure transmission path and a self-drainage exhaust path are constructed inside the nozzle piece, and the gathering and conditional discharge of gas are automatically completed. It is ensured that the signals obtained by the pressure acquisition module purely reflect the liquid phase pressure. The authenticity and reliability of the pressure data are improved, and the present application is suitable for long-term, continuous and automatic engineering monitoring scenes.

A method for remote storage of node metadata partition, which binds independent logical acceleration pool for object storage device process based on mechanical hard disk to remotely store metadata. In the formatting stage, a globally unique identifier is generated, virtual block devices are created for database and log partition respectively, and acceleration pool is connected; continuous address space is divided into discrete storage objects according to preset object size, and a mapping relationship between logical offset and object and object internal offset is established; database label and log clipping record are written into corresponding objects of acceleration pool. When a write request is received, log entries are written into log storage objects according to the mapping, and after the memory table is flushed as a sorted string table, the database storage objects are written according to the mapping; when a read request is received, data is read from the acceleration pool according to the mapping relationship, and pre-reading cache is used for acceleration. The method can eliminate the single point failure risk of local high-speed storage medium, realize the pooling sharing and elastic expansion of storage resources, and guarantee the metadata access performance.

The invention relates to the technical field of unmanned aerial vehicle control, in particular to an unmanned aerial vehicle cluster instruction control and return monitoring method and system based on dynamic configuration, and the method comprises the steps: analyzing an external configuration file, and dynamically generating a control interface of an unmanned aerial vehicle instruction and logic associated with the control interface; wherein the external configuration file defines metadata, a parameter structure and a verification rule of the instruction in a declarative mode, and the metadata comprises classification and attributes; in response to the operation of the user, sending an instruction to an unmanned aerial vehicle cluster based on the control interface of the unmanned aerial vehicle instruction; in a preset time window, collecting state feedback data of the unmanned aerial vehicle cluster for the instruction, and calculating a cluster-level instruction execution efficiency index based on the state feedback data; and outputting the efficiency index in a visual mode to assist in decision making. The method can solve the technical problems that an instruction system is rigid, and command decisions are reduced to excessively depend on subjective experience of operators and manual statistics.

The invention discloses a heat pipe heat dissipation device based on air pressure driving. The heat pipe heat dissipation device comprises a heat conduction pipe and an air guide pipe. The heat conduction pipe is provided with an evaporation section and a condensation section which are mutually connected; the heat conduction pipe is provided with a containing cavity, the containing cavity extends to the evaporation section from the condensation section, and a working medium is contained in the containing cavity; the heat conduction pipe is provided with a capillary structure; the air guide pipe is arranged in the containing cavity and provided with a first channel, a second channel is arranged between the air guide pipe and the heat conduction pipe, and part of or all the capillary structures are arranged in the second channel. An inlet of the gas guide pipe communicates with the first channel and the evaporation section, an outlet of the gas guide pipe communicates with the first channel and the condensation section, and the gas guide pipe is provided with a one-way gas guide device. Physical separation of gas-liquid two-phase flow paths is achieved, and shear resistance generated by gas-liquid reverse flow in a traditional heat pipe is eliminated. And stable working medium circulation and heat transfer performance can be maintained in the horizontal direction and under the working condition along the gravity, and the applicability of the heat exchanger in various installation postures is effectively expanded.

The invention relates to the technical field of meteorological ecological observation, biological safety detection, environment monitoring and the like, and discloses a biological aerosol automatic identification system and method based on ultraviolet fluorescence imaging, and the system comprises an environment control module, an aerosol sampling module, an adhesive tape transmission module, an ultraviolet microscopic imaging module and a control and data processing module. The environment control module is used for constructing a constant-temperature closed optical darkroom; the aerosol sampling module captures biological particles in the air on the surface of a carrier adhesive tape by utilizing an acceleration nozzle and an inertial impact principle; the adhesive tape transmission module realizes automatic transfer of a sample from a sampling position to a detection position through stepping control; the ultraviolet microscopic imaging module adopts a coaxial incident light path structure and is matched with a dichroic spectroscope and an optical filter to separate exciting light and fluorescence signals. According to the invention, full-process automatic in-situ monitoring of the biological aerosol is realized, the problem of background interference is effectively solved, and the real-time performance of detection and the recognition accuracy are improved.

This invention relates to the field of microscopy and discloses a light-sheet microscope system, comprising: a laser source for generating excitation light; a first optical element group for processing the excitation light into an initial light sheet; a beam splitting system for splitting the initial light sheet into multiple branch beams; multiple illumination objectives, each branch beam illuminating an independent illumination objective, with each branch beam through the illumination objective being uniformly arranged around the sample and all pointing towards the sample; a detection objective positioned below the sample; and a camera positioned in the imaging optical path of the detection objective. This system ensures that any point on the sample is illuminated by light sheets from at least two directions, effectively avoiding the problem of some areas in shadowed regions of large-sized samples, samples with poor transparency, or samples with asymmetrical complex structures. This not only improves image quality but also enables rapid scanning of large samples.

The application discloses a kind of real-time detection device and detection method for broken grain rate of highland barley harvester, and detection device includes: sampling device, separation and detection mechanism and statistical calculation module;Sampling device is arranged between cleaning device and granary in highland barley harvester The discharge opening of conveying device;Sampling device includes vertically arranged long strip sampling mechanism, long strip sampling mechanism is internally provided with adjacently arranged grain channel and air path channel, multiple air holes are arranged in vertical direction and are arranged in linear array between grain channel and air path channel;Separation and detection mechanism is arranged below grain channel, and separation and detection mechanism includes air source for providing continuous airflow to air path channel, and first piezoelectric ceramic device and second piezoelectric ceramic device are transversely staggered layout;Statistical calculation module is signal connected with first piezoelectric ceramic device and second piezoelectric ceramic device, for calculating broken rate according to the number of grains and impact signal in real time.

The application discloses a kind of equipment and method for cleaning pollution for ecological environment protection, it is related to ecological environment technical field. Including fixed cylinder, the fixed cylinder inside coaxial is equipped with separation cylinder, the inner wall center position of the separation cylinder is coaxially equipped with reaction cylinder, annular cavity is equipped between the fixed cylinder and separation cylinder, and annular cavity and reaction cylinder bottom end are connected with the drain pipe extending to the outside of fixed cylinder.The application forms stable cyclone field in separation cylinder by stirring blade rotation, realizes the preliminary classification enrichment of coarse and fine impurity particles using centrifugal force, with the help of the slope that is set on the first briquetting and second briquetting, synchronous drive conical block and downlink of flow guide ring, sewage containing different particle size particles is guided into corresponding cavity for physical separation respectively, to a certain extent, reduce the problem of excessive flocculation of fine particles, coarse particle reaction is insufficient, improve the utilization rate of reagent, reduce operating cost, reduce dross processing load, create favorable conditions for subsequent solid-liquid separation.