26results about How to "Eliminate interference" patented technology

The utility model relates to an electric transmission device with an abrasive dust directional collection function. The electric transmission device comprises a housing, a base, a stator, an electric brush, a rotor, a conducting ring, an anode plate, a cathode plate, a cathode cover plate and an abrasive dust collection unit, the housing is fixed on the base, and the housing and the base define a cavity; the rotor is inserted in the cavity, the conducting ring is fixed on the rotor, the stator is fixed in the cavity, the electric brush is fixed on the stator, and the electric brush is in contact connection with the conducting ring; the anode plate and the cathode plate are respectively fixed on the bottom plate or the top of the chamber and are used for forming an electric field in the vertical direction in the chamber; the cathode cover plate covers the cathode plate, a through hole is formed in the cathode cover plate, under the action of an electric field, abrasive dust moves out from the position between the electric brush and the conducting ring, drifts upwards, penetrates through the through hole in the cathode cover plate, makes contact with the cathode plate, is electrically neutralized and falls into the abrasive dust collecting unit under the action of the electric field, and a large amount of abrasive dust is collected. Therefore, the problem that the charged abrasive dust of the electric transmission device is difficult to collect is solved.

The invention discloses a remote sensing change detection method based on dual-granularity feature alignment, and the method comprises the following steps: S1, constructing a twin network, inputting a dual-time-phase image into the twin network, and extracting dual-time-phase features; s2, constructing a semantic alignment module, and reducing the appearance difference between the double-temporal images through the semantic alignment module according to the extracted double-temporal features to realize appearance granularity alignment; s3, constructing a space alignment module, and eliminating the geometric difference between the double-time-phase images of the extracted double-time-phase features through the space alignment module to realize geometric granularity alignment; and S4, inputting the dual-time-phase features subjected to dual-granularity alignment and the difference image into a change detection head based on time comparison, converting the dual-time-phase features into a change image by constraining the dual-time-phase features, and improving the quality of the change image. The heterogeneous appearance problem of similar objects in a remote sensing scene is solved through the semantic alignment module, it is guaranteed that extracted features of the similar objects are similar, and appearance interference is eliminated.

The invention discloses a shock wave CT inversion method and a rock burst early warning method based on active and passive double-source combination. The method comprises the following steps: 1, constructing a probability non-uniform initial velocity distribution model and a working face initial grid model of shock wave longitudinal waves and / or transverse waves; 2, travel time tomography forward modeling is carried out, and theoretical travel time and residual errors of theoretical longitudinal waves and / or transverse waves are calculated; 3, solving the gradient of the target function of the travel time residual; 4, carrying out seismic wave travel time tomography inversion, enabling the residual error and the RMS residual error to reach a stable state through the iterative adjustment of the seismic source and the velocity parameters of the longitudinal wave and / or transverse wave of the seismic wave, and outputting the final seismic source parameter and wave velocity; and 5, verifying the feasibility and accuracy of the inversion model through active CT numerical simulation, passive CT numerical simulation and active and passive double-source combined CT numerical simulation experiments. Working face wave velocity distribution obtained through inversion is more accurate, and the efficiency and accuracy of the shock wave CT technology are improved.

A crucible loading device includes an outer frame comprising a weighing sensor mounting platform and a set of weighing sensor mounting platform support legs; a material cylinder and a set of weighing mechanisms; a feeding pipe; a crucible conveying mechanism connecting bracket located below the weighing sensor mounting platform; a crucible feeding mechanism located on the upper part of the crucible conveying mechanism connecting bracket; a crucible feeding pipe fixing plate opening and closing drive mechanism located on the upper rear side of the crucible conveying mechanism connecting bracket; a degassing screw mechanism, a valve plate connecting plate, an assembled dust suction hood, a set of feeding opening and closing valve plates, and a set of feeding opening and closing valve plate actuation mechanisms; a stirring screw drive mechanism located in the center of the material cylinder cover; and a stirring screw. The device is characterized by further including a degassing actuator, a dust suction actuator, and a cylinder cavity material loosening and stirring mechanism. The degassing actuator is located on the material cylinder cover. The degassing screw mechanism includes upper and lower degassing screws and upper and lower degassing screw filter sleeves. This allows for convenient and quick removal of the stirring screw from the bottom, ensuring effective degassing of the material.

The embodiment of the application discloses a display panel and a preparation method, wherein the display panel comprises a substrate, an encapsulation plate, a pixel matrix and a refraction structure, wherein the substrate is used for arranging the pixel matrix; the encapsulation plate is arranged opposite to the substrate, and a gap is formed between the encapsulation plate and the substrate; the pixel matrix is used for emitting light; the refraction structure is arranged on a first side of the encapsulation plate corresponding to a pixel in the pixel matrix, the refraction structure is used for changing the angle of the light emitted by one or more pixels, and the first side is a side opposite to the substrate; thus, the angle of the light is changed by using the refraction structure, the interference phenomenon of the light is eliminated, and the problem that rainbow stripes appear on the display panel is avoided, and the display effect is improved.

This invention relates to the field of chemical reaction equipment technology, specifically to a formaldehyde oxidation reactor with an easy-to-clean airflow distribution plate. The reactor includes a reactor body, an inlet chamber, an airflow distribution plate, and a cleaning system. The cleaning system includes a gas collecting hood disposed within the inlet chamber, a gas delivery mechanism that drives the gas collecting hood to rotate around the axis of the reactor body while adhering to the bottom surface of the airflow distribution plate, and a high-pressure pulse source located outside the reactor body. By setting a sliding gas collecting hood within the inlet chamber and cooperating with the external high-pressure pulse source, online cleaning is achieved without shutting down the reactor or lowering the temperature. This transforms traditional top mechanical scraping into a bottom-directed jet, eliminating the interference and jamming risks caused by mechanical scrapers moving between high-temperature, dense air caps, and solving the problems of flow deviation and localized overheating caused by pore blockage.

The application discloses a kind of magnetic screen door screen cutting blanking equipment, including synchronous movement and on-line continuous conveying screen clamping cutting assembly one and clamping cutting assembly two;Clamping cutting assembly one and clamping cutting assembly two all include conveying part and the clamping part installed on conveying part, two flexible clamping parts are installed on clamping part, and two flexible clamping parts are suitable for flexible clamping screen;Clamping cutting assembly one is installed with compensation part, and clamping cutting assembly two is installed with cutting part corresponding to the position of compensation part;Compensation part is suitable for outside top tensioning screen clamped by two flexible clamping parts;Cutting part is suitable for on-line cutting screen outside top tensioned at compensation part.In cutting, vertical pressure is applied to screen close to cutting port during continuous conveying, and screen clamped by adjacent two sets of clamping parts is tensioned using clamping part during continuous conveying, so that on-line continuous conveying, clamping, tensioning and efficient and high-quality cutting of screen can be realized.

The utility model discloses a locking mechanism and concrete vibration shaping device, including fixed seat, slide bar, hook lever, pin roll, cam and operating lever, the fixed seat is provided with the chute, the slide bar is installed in the chute in the guiding sliding way, the upper end of the slide bar is provided with the hook lever, the lower end of the slide bar is fixedly provided with the shifting block, and the shifting block is provided with the pin roll. The shifting block extends towards one side far away from the fixed seat, the cam is hinged in the sliding groove of the fixed seat through a pin shaft, the protruding end of the cam is matched with the shifting block to drive the sliding rod to move downwards, the cam and the sliding rod can form self-locking, and the operating rod is fixedly connected to the cam. The locking mechanism is installed on the vibration platform, and therefore the problems that when a locking mechanism of an existing concrete vibration shaping device is used, a hand wheel needs to be twisted repeatedly, operation steps are complex, and operation efficiency is low are solved.

The present application relates to the technical field of intelligent analysis of flavonoids, and particularly relates to an intelligent analysis method for electrochemical recognition of flavonoids. The method comprises the following steps: obtaining a response signal matrix in time-frequency dimension, and performing frequency domain compression and nonlinear interaction mapping to obtain a one-dimensional nonlinear compressed current response sequence; introducing a variable window integral singular response recognition mechanism based on the one-dimensional nonlinear compressed current response sequence to calculate a singular response strength; determining a singular response occurrence point based on the singular response strength, and performing weighted fusion on a local window tensor; performing asynchronous reconstruction processing on the obtained singular weighted fusion tensor to obtain a characteristic representation of the flavonoid target after asynchronous reconstruction processing, and performing intelligent analysis on the flavonoids. The method solves the problems of low resolution, poor stability and repeatability of traditional electrochemical recognition analysis methods for flavonoids, and the inability to obtain characteristics of various target objects in flavonoids, thereby improving the analysis accuracy.

The present invention relates to a cleaning machine, comprising a box body with a washing chamber and an open water pump arranged at the bottom of the box body, wherein the open water pump comprises: a pump casing, an impeller, and a water dividing member. The water dividing member of the present invention cooperates with a water baffle plate to form an area at the lower part of the pump casing that can pressurize and divert water entering the pump casing. The first water after diversion is output through a first water outlet at the top of the pump casing, and the second water is output through a second water outlet at the side of the pump casing. Since the second water is directly output circumferentially through the pump casing under the water baffle as the impeller rotates, the first water is output upward after being radially guided by the water dividing member, thereby eliminating the interference problem of the two water outlets, reducing the energy loss of the water flow, and enabling the two water outlets to maintain a high head and a large water flow rate. The present invention can complete the two-way water pumping by only relying on one impeller, and the overall structure is simple, reducing the production cost. In addition, the present invention maintains the use of an open water flow system, which is convenient for disassembly and assembly and cleaning of the water flow system.

This application discloses an integrated coupled inductor, relating to the field of inductor technology. The integrated coupled inductor of this application includes a first iron core, a second iron core, and a core cover stacked together. A first coil is disposed between the first and second iron cores, and a second coil is disposed between the second iron core and the core cover. The integrated coupled inductor of this application allows the stacked first and second iron cores and the core cover to be combined into a single structure, effectively reducing the volume of the coupled inductor. Simultaneously, the first and second coils are respectively disposed on opposite sides of the second iron core, effectively eliminating interference between the first and second coils and preventing additional power loss and signal crosstalk in the coupled inductor.

The application belongs to the technical field of engineering physics verification, and discloses an engineering physics verification system and method based on a unified field theory and a national geographic coordinate system, which comprises a GIS physical base map module, provides unified geographic reference and basic physical field data, a multi-physical field acquisition module, collects physical parameters of engineering components and environment in multiple dimensions to provide real-time input data, a physical verification engine module, internally built with a unified field equation, performs multi-physical field coupling calculation, a core calculation unit, outputs total correction stress, safety factor and compliance score, generates a virtual pre-assembly report, automatically issues the correction parameters to a black light factory for execution, receives execution feedback, a social collaboration module, supports socialized collaboration and data notarization in the whole verification process, and a mobile terminal interaction module, which realizes code scanning positioning, lightweight verification and early warning pushing. The application adopts the above system and method to provide a real-time, automatic and high-precision physical compliance verification tool for construction projects and industrial products.

The application discloses a construction method of a limit rail translation stable construction of a building laminated slab based on a disc buckle support, relates to the technical field of fabricated building construction, and adopts BIM technology to construct a building laminated slab construction integrated model with G4 precision, so as to determine the disc buckle support and the translation limit rail point, accordingly to erect the disc buckle support anchored by chemical anchors at the bottom, and to lay the translation limit rail with a stroke limit steel baffle on the adjustable top support of the disc buckle support; the translation mechanism integrated with the hydraulic jacking and the pulley block is assembled on the translation limit rail and the no-load test is completed; the building laminated slab is hoisted by using a four-point hoist, the translation mechanism is controlled by the hydraulic control system to synchronously and step by step jack up the building laminated slab, and after the building laminated slab is translated to the designed installation position along the translation limit rail, the pressure is synchronously released and the building laminated slab is positioned. The method can realize the accurate and stable installation of the building laminated slab, greatly improves the construction efficiency and the operation safety, reduces the construction cost, and is suitable for the fabricated building construction engineering with limited space.

The present invention relates to an atomization assembly, an atomizer and an electronic atomization device. The atomization assembly includes: a substrate having an atomization surface for atomizing liquid to form smoke; an electrode film attached to the atomization surface of the substrate and used to be connected to a power source; and a heating film attached to the atomization surface of the substrate and electrically connected to the electrode film, the heating film being used to heat the liquid in the substrate for atomization. In the process of attaching the electrode film and the heating film to the atomization surface, it is convenient to attach them through automated equipment and avoid manual participation; at the same time, the entire atomization assembly is made compact, eliminating the interference of the atomization assembly with other parts during assembly, and is also convenient for assembly line assembly through automated equipment. Therefore, the efficiency and accuracy of the manufacturing and assembly of the atomization assembly are improved, and the large-scale production of the atomization assembly is realized, thereby reducing its manufacturing cost.

The present invention relates to a water flow system for a washing machine and a washing machine, comprising a water pump mechanism and a spray arm, wherein the water pump mechanism is provided with a water inlet and a water outlet, wherein the water outlet is provided at the top of the water pump mechanism, wherein a guide vane structure which is stationary relative to the water outlet and can guide water flow from bottom to top is provided in the water pump mechanism, wherein the spray arm is detachably connected to the water outlet of the water pump mechanism; and further comprising a cover which can close the water outlet when the spray arm is connected to the water pump mechanism and when the spray arm is disconnected from the water pump mechanism. The present invention eliminates the interference problem of opening and closing the water outlet during the detachable assembly process of the existing open water pump and the spray arm by providing a guide vane structure which is stationary relative to the water outlet and can guide flow from bottom to top in the water pump mechanism, thereby realizing the requirement that the washing machine can be used as a dishwasher when the spray arm is connected to the open water pump and can be used as an ordinary sink when the spray arm is disconnected from the open water pump, and is convenient to operate and use.

The utility model relates to the technical field of forklifts, and discloses a small wheel contraction type pallet fork structure for a mechanical forklift, which comprises a forklift body, and a pallet fork is arranged on the forklift body; a lifting assembly is arranged at the front end of the pallet fork through a rotating piece, a bearing wheel capable of rotating around a connecting point is arranged on the lifting assembly, the lifting assembly is connected with one end of a first connecting rod through a first hinge rod, and the other end of the first connecting rod is connected with a driving assembly. The driving assembly drives the first connecting rod to move and drives the lifting assembly to turn over with the rotating piece as the circle center under the effect of the lever, so that the bearing wheel is driven to ascend and descend. By means of the design, the bearing wheels can be controlled to ascend and descend when the forklift enters a fork, and the interference problem when a traditional forklift carries goods on a tray shaped like a Chinese character'chuan 'is solved. In this way, the forklift can be suitable for a tray shaped like a Chinese character'tian 'and other double-face trays, the use scene of the forklift is greatly expanded, and the applicability and flexibility of the forklift are improved.

The utility model discloses an adjustable drilling device for a sewing machine shell, which is used for machining the shell and comprises a fixing component, a drilling component and a drilling component, the drilling mechanism is used for drilling the shell; the positioning mechanism is used for positioning the drilling mechanism; the adjusting mechanism is connected with the fixing assembly and the positioning mechanism and used for adjusting the positions of the fixing assembly and the drilling mechanism; and the positioning strip is used for supporting and limiting the adjusting mechanism, and the adjusting mechanism moves on the positioning strip. According to the adjustable drilling device for the sewing machine shell, the problem of adaptability caused by a fixed structure of traditional equipment is effectively solved. The fixing and positioning part of the device can be accurately adjusted according to the actual size of the machine shell, the device can adapt to sewing machine shells of different models without replacing a special clamp, the complex debugging process before machining is avoided, the production preparation time is greatly shortened, and the drilling machining efficiency and flexibility are remarkably improved.

The present application belongs to the technical field of diamond coating tool performance detection, and particularly relates to a diamond coating interface performance evaluation method based on cross-section microscopic Raman. The method comprises: obtaining a sample containing a flat cross-section of diamond coating; performing Raman area scanning on spatial measurement points containing film-base interfaces on the flat cross-section of the sample, extracting characteristic peak parameters and calculating diamond content parameters and interface residual stress; performing indentation test in the region containing the film-base interface to obtain measured indentation hardness and / or measured indentation modulus; taking the Raman characteristic parameters and the characteristic peak parameters as inputs and the indentation mechanical properties as outputs to construct a quantitative correlation prediction model; and substituting the parameters of the sample to be tested to obtain the mechanical property prediction value. The present application realizes accurate spatial registration and quantitative prediction of the same micro-area phase structure, stress and mechanical property, solves the problems of difficult interface detection of special-shaped tools and lack of quantitative correlation model of microstructure and mechanical property.

The invention provides a deep groove ball bearing which eliminates load on a retainer due to lead and lag of a ball and eliminates interference between the retainer and an outer diameter surface of an inner ring and between the retainer and an inner diameter surface of an outer ring. A deep groove ball bearing (1) is provided with: an inner ring (2) having an inner ring raceway surface (2a) on the outer periphery thereof; an outer ring (3) having an outer ring raceway surface (3a) on the inner periphery thereof; a plurality of balls (4) that roll between the inner ring raceway surface (2a) and the outer ring raceway surface (3a); and a cage (5) that retains the balls (4) at constant intervals in the circumferential direction. The lower limit value of the circumferential pocket gap formed between the ball (4) and the pocket (50) for accommodating the ball (4) of the retainer (5) is set to 0.1 mm, and the upper limit value is set to [0.09 * used ball diameter-0.007] (mm).

The invention discloses a cysteine hydrochloride bacterial endotoxin detection method, and relates to the technical field of bacterial endotoxin detection.The cysteine hydrochloride bacterial endotoxin detection method comprises the following steps that a test solution is prepared, specifically, a sodium hydroxide solution and bacterial endotoxin detection water are added into cysteine hydrochloride, and a test stock solution is prepared; then diluting with bacterial endotoxin inspection water to prepare a test solution; adding a sample and reacting, namely mixing the test solution with the tachypleus amebocyte lysate in equal volume, putting the mixture into a reaction tube, and calculating the content of endotoxin by using an endotoxin gel method tester. Experiments such as a tachypleus amebocyte lysate sensitivity recheck test, an interference test and a test sample preparation standard recovery test (interference test) prove that the test sample solution prepared by the method can be used for detecting bacterial endotoxin of tachypleus amebocyte lysate with sensitivity of 0.06 EU / ml, and the detection method is scientific, simple, convenient and reasonable, can eliminate the interference effect of a sample, and can be used for detecting the bacterial endotoxin of the tachypleus amebocyte lysate with the sensitivity of 0.06 EU / ml. And the accuracy of the inspection result is improved.

The application discloses a river channel floating object identification method and system based on computer vision, and belongs to the technical field of water environment image detection. The application aims at the problem of insufficient identification accuracy and anti-interference ability in river channel floating object monitoring, constructs the core judgment basis of floating object identification by quantifying the height difference between the to-be-identified target and the water surface reference plane, and establishes a stable and unified target discrimination reference. Through the cooperation of the time sequence consistency verification of continuous multiple frame target height data and the adaptive dynamic adjustment of the discrimination threshold, the identification discrimination process is optimized. The application can effectively eliminate the interference of water surface dynamic working condition changes on the identification process, strengthen the identification recognition degree of low contrast floating objects, greatly improve the accuracy and long-term operation stability of the floating object identification result, adapt to the normalization monitoring demand of river channel all-time period and multiple working conditions, and can be widely applied to water environment treatment and river channel flood discharge safety guarantee work.

This invention relates to the field of laser processing technology, and more particularly to a laser processing equipment for automotive parts, comprising a laser cutting assembly, a fixing assembly, an XY-axis moving assembly, an extraction and collection assembly, and a linear actuator. The fixing assembly is disposed within the laser processing area of ​​the laser cutting assembly. A box-shaped workpiece is placed on the fixing assembly with its opening facing downwards, and the fixing assembly secures the box-shaped workpiece from the inside. The XY-axis moving assembly is mounted on the fixing assembly. A linear actuator is fixedly connected to the moving part of the XY-axis moving assembly. An extraction and collection assembly for extracting smoke and collecting waste from the inside of the box-shaped workpiece is mounted on the telescopic part of the linear actuator. This invention achieves stable clamping from the inside of the inverted box-shaped workpiece using a fixing rod, ensuring that there are no obstructions on the outside of the workpiece and eliminating interference problems during laser head movement.

The invention provides a rail structure of a suspension robot, and belongs to the technical field of rail-mounted robots, the rail structure comprises guide rail components, a hanging rope component, a suspension moving assembly, a position balancing assembly, a rope rail switching assembly and a lateral wheel limiting assembly, the hanging rope component is connected between the guide rail components and can jointly form a walking path of the robot, and a hanging rope can take up and pay off; the bottom end of each unpowered rotating wheel is provided with an elastic upward rope support which can be matched with the unpowered rotating wheels to wrap the hanging rope, so that the hanging moving assembly safely moves along the path of the hanging rope, and when the hanging moving assembly moves to the transition position of the hanging rope and the rail of the guide rail component and before the rope supports make contact with the rail of the rail component, the hanging moving assembly moves to the position where the hanging rope is in transition with the rail of the rail component. The sliding cutting fit formed by the arc-shaped plate and the outer bottom end of the track presses the rope drag down to the position where the rope drag does not touch the track, and in the downward moving process of the arc-shaped plate, the arc-shaped plate can also be matched with the driven inclined block to push the side rotating wheel to the position where the side rotating wheel makes contact with the side sliding way and the corner side sliding way, and stability is improved.

The invention discloses a nickel alloy smelting method, belongs to the field of nickel alloy smelting technology, comprises the following steps: S2, the nickel ore sample after milling is placed in XFD-63 flotation cell for froth flotation step, before flotation, 1-hydroxyethyl diphosphonic acid is first added in XFD-63 flotation cell, and then collector and frother are added; after flotation is completed, pentlandite concentrate and serpentine concentrate are obtained; S3, serpentine concentrate is activated pre-treated, then acid leaching is carried out, and the leachate enriched with magnesium is obtained; S4, the leachate enriched with magnesium is decontaminated, and nickel slag and magnesium sulfate solution are obtained after filtering and separation; nickel slag and pentlandite concentrate are mixed together, smelted in refining furnace, and nickel alloy is obtained after smelting through subsequent conventional processes. The method of the present invention can improve the content of nickel alloy after ore smelting, and the method is feasible, and the MgO grade in flotation concentrate is low, and the smelting of flotation concentrate will not bring operational problems.

This utility model discloses a pull head slide rail, including pull head grooves on both sides, which are arranged opposite to each other and spaced apart. The pull head conveying device includes a pull head slide rail with a pull head release port. A gripper is located at the release port, and the gripper has a gripper power device. The gripper is mounted on a lifting seat, which has a lifting power device. The lifting seat is mounted on a traveling seat, which has a traveling power device. The gripper holds the pull head at the release port, and the lifting power device drives the lifting seat to move on the traveling seat, causing the pull head held by the gripper to release from the release port. The traveling power device drives the traveling seat to move, thus pushing the pull head to the next process. This utility model, through its double-groove spacing structure, ensures that the pull rope always travels within the hollow channel between the double grooves. Regardless of whether the pull rope is located at the front, back, or exposed in both directions of the pull head, it avoids rigid contact with the slide rail, thereby eliminating problems such as jamming and posture deviation caused by traditional enclosed slide rails, significantly improving the smoothness and reliability of the rope-shaped pull head conveying. This invention can not only convey pull heads with rope-like pull tabs, but is also applicable to conventional pull heads, thus improving the applicability of the equipment.

The utility model discloses a kind of ceramic tile wrapping equipment, ceramic tile wrapping equipment includes the conveying device of installation in rack, beat in line device, insert corner guard device, suck brick transfer device, paper placing device and edge folding device;Conveying device is sequentially arranged beat in line station, insert corner guard station, paper placing station and edge folding station from back to front;Beat in line device is beat in line to brick stack;Insert corner guard device is inserted to brick stack with corner guard;Paper placing device places side edge paper and end paper to paper placing station;Edge folding device is folded to the wrapping paper skin group of brick stack Package;Suck brick transfer device is transferred to paper placing station with the brick stack of completing corner guard insertion.The process sequence of split type paper skin laying and first paper skin laying, with corner guard, after laying paper skin, adopt the packaging mode of side edge paper and end paper combination, cooperate with special transfer device to realize accurate link between stations, avoid the material waste caused by whole paper skin in traditional process, eliminate the interference problem of paper skin and corner guard installation simultaneously.