15results about How to "Stable and fast" patented technology

The utility model relates to visual calibration target device technical field, specifically disclose a kind of visual calibration target device of steel trestle dynamic displacement monitoring, including target mechanism, the upper end side of the target mechanism is provided with wire arrangement mechanism, the front lower end of the target mechanism is provided with auxiliary flickering mechanism;The target mechanism includes mounting plate, suspension pole, target main body, wiring seat, lamp holder, outer ring reference lamp bead, intermediate layer reference lamp bead and inner ring reference lamp bead.This scheme can adapt to different monitoring distance and camera focal length by the reference lamp bead design of multiple circle layer distribution, ensure target quick identification and stable tracking by outer ring double-layer concentric circle lamp bead under long-distance large visual angle, provide high-precision positioning by intermediate layer polygon lamp bead in medium distance, and rely on snowflake inner ring lamp bead to realize ultimate calibration in nearest distance, only single target can cover the full-scale monitoring requirement from bridge overall shaking to local slight deformation.

The intelligent detection equipment comprises a machine body, an inlet and an outlet are formed in the two sides of the machine body, a workbench is arranged on the machine body, a feeding conveying module and a tension testing module arranged on the feeding conveying module are arranged on the workbench, and the intelligent detection equipment further comprises a discharging conveying module. And an appearance detection module and a defect code spraying module are arranged between the feeding conveying module and the discharging conveying module. When the intelligent detection equipment applied to the inductance winding frame is used for detecting the appearance of an inductance winding frame product, the equipment cost is saved, the occupied space is relatively small, the precision is high, the speed is high and stable, meanwhile, the dependence on personnel in the product circulation link and the circulation process is reduced, and manpower is saved; and the defect that defective products flow out due to errors caused by personnel participation is overcome.

The application discloses a metal roof flexible support system integrated with health monitoring and functional facilities, relates to the technical field of roof waterproof installation, and is characterized in that a plurality of pressure relief spring sheets are equidistantly arranged on the inner side of a clamping limiting block, a plurality of alignment sliding frames are slidingly arranged on the inner side of the clamping limiting block, a plurality of pressure alignment springs are equidistantly welded at the bottom end of the alignment sliding frame, a plurality of guide fixed balls are rotationally connected to the bottom of the clamping limiting block, and a plurality of protective operation pads are equidistantly bonded to the side end of the alignment sliding frame. The application utilizes multi-stage step-by-step energy-absorbing buffering, cooperates with small-amplitude swing energy absorption and vertical lifting energy absorption processing, so that when the roof is subjected to multi-directional forces applied by various external natural environments, buffering can be effectively performed, the whole is prevented from being excessively pulled to cause large deformation of the roof, the stability of the whole roof waterproof and sealing is ensured, and the service life of the roof is prolonged.

The invention belongs to the field of autonomous estimation and rapid tracking control of unknown reference signals by multiple agents, and particularly relates to a reference signal rapid adaptive distributed tracking method based on adaptive estimation and a robust controller. Re-parameterizing the reference signal containing unknown parameters, and converting the reference signal into an observable system through a filtering transformation technology; constructing a reference signal unknown parameter rapid distributed estimation module, and designing an unknown parameter adaptive distributed observer based on an adaptive method and a finite time theory; constructing a reference signal fast robust tracking control module, and designing a fast robust tracking controller based on a sliding mode algorithm and a finite time theory; and constructing a closed-loop system stability analysis module, and proving finite time convergence of the multi-agent distributed tracking system. According to the invention, the practicability and reliability of the multi-agent tracking system in the field are obviously improved.

An optimized process for the preparation of a spinning solution for the production of acrylic fiber precursors (PAN) of carbon fibers and an optimized process for the production of carbon fibers from said acrylic precursor (PAN), are described.

This application relates to the field of tunnel engineering construction technology, and in particular to a rear bottom plate assembly trolley, including a trolley mechanism. The top of the trolley mechanism is equipped with a quick-release mechanism, and the top of the quick-release mechanism is equipped with a grouting mechanism. This utility model, through the configuration of a positioning platform, rollers, a first limiting block, a second limiting block, and a gantry frame and limiting rod of the quick-release mechanism, achieves rapid installation and stable positioning of the grouting mechanism via a locking relationship. This is achieved through the interlocking of the bottom locking block of the positioning platform with the top locking slot of the gantry frame, the rolling contact between the rollers and the second slide rail locking slot of the grouting mechanism between the limiting blocks, and the locking relationship of the limiting rod being driven by a servo motor to lift and insert into the locking slot. This allows the quick-release mechanism to quickly install and stably limit the grouting mechanism through locking positioning and roller guidance. Thus, this device achieves the effect of convenient disassembly and precise positioning of the grouting mechanism through a modular quick-release structure, significantly improving construction efficiency and reducing manual adjustment time.

The utility model discloses a kind of safety valve individual test equipment, belong to safety valve detection technical field, including setting oil tank, test pump and safety valve to be measured, the oil outlet of oil tank is connected by first pipeline with the import of test pump intercommunication, the outlet of test pump is connected by second pipeline with the import of three-way pipe fitting;The first outlet of three-way pipe fitting is connected by third pipeline with the import of safety valve to be measured intercommunication, the outlet of safety valve to be measured is connected by fourth pipeline with the oil return flange of oil tank intercommunication, forms test loop;The second outlet of three-way pipe fitting is connected by fifth pipeline with the oil return port of oil tank intercommunication, forms oil return empty path;Switching valve assembly for oil return empty path and test loop switching is provided on three-way pipe fitting.The utility model has realized the operability of safety valve individual test, with the advantage that flexibility is high, meet the test demand of DV and DS series structure safety valve.

The invention discloses a spokesman tracking method based on audiovisual bimodal and related equipment, and relates to the technical field of data processing, and the method comprises the steps: obtaining audio information and video information in response to a spokesman tracking instruction, carrying out voiceprint comparison based on a historical database and the audio information, and obtaining a spokesman tracking result; the method comprises the following steps: acquiring a historical database, determining whether a voice ID corresponding to a spokesman exists in the historical database, the historical database comprising a plurality of voice IDs and face IDs corresponding to the spokesman, and determining the spokesman based on the voice ID corresponding to the spokesman if the voice ID corresponding to the spokesman exists in the historical database; and if the video information does not exist, performing lip movement identification based on the video information so as to determine a spokesman. According to the method, multi-dimensional information such as sound source comparison and lip movement detection is comprehensively utilized, and rapid confirmation and stable tracking of the identity of the spokesman in a complex environment are realized through cross-modal feature fusion.

An object of the present invention is to quickly stabilize a light amount of an LED light source device used in absorbance analysis and to suppress the fluctuation of the temperature due to disturbance. In an LED light source device according to the present invention, an LED substrate is disposed on a spacer, the substrate and the spacer are brought into contact with at least one of a device housing and a device lid, and a thermal conductivity of the substrate and a thermal conductivity of the spacer are higher than a thermal conductivity of the housing and a thermal conductivity of the lid (see FIG. 1).

The utility model relates to environmental monitoring auxiliary equipment technical field especially portable exhaust cylinder sampling gun fixing support, it includes base, fixed mechanism and clamping mechanism, the latter two are separately arranged base both ends. Fixed mechanism is with first linear drive spare and roof board spacing between base, can be fixed in the exhaust cylinder straight fixedly in any direction sampling cylinder of support, clamping mechanism contains hinged bracket and locking piece, can add clamping plate and second linear drive spare adaptation different sampling gun, base is the telescopic structure of outer tube and inner tube, can adjust the length of base according to sampling gun length. The support is free hand, and the precision is high, and is suitable for multi -direction sampling cylinder and sampling gun, portable and easy to wear, and the popularization value is high.

This invention relates to the field of oxygen supply-assisted fixation technology, specifically to a portable intelligent nasal cannula fixation device for high-altitude environments. The device includes a nasal cannula and a headband, both ends of which are detachably connected to fixing plates. A clamping assembly for holding the nasal cannula is provided between the fixing plates. The clamping assembly includes a first guide plate, and second guide plates are symmetrically arranged between the fixing plates. Each second guide plate is fixedly connected to its adjacent fixing plate. Each second guide plate has a second guide groove, within which a second slider slides. A clamping plate is fixedly connected to one side wall of each second slider, and the clamping plates abut against the nasal cannula. This invention uses the clamping assembly to quickly clamp and stably limit the nasal cannula, and uses a windproof component to form a protective area around the mouth and nose, solving the problems of nasal cannula displacement during wear in low-temperature, windy environments at high altitudes, and the nasal area being easily irritated by cold wind.

The invention relates to the technical field of pepper breeding, in particular to a pepper breeding skin and seed separation device which comprises a cutting box. The feeding box is arranged on the side face of the cutting box in a penetrating mode; the conveying belt is arranged on the inner side of the cutting box and the inner side of the feeding box. Compared with the prior art, by arranging the conveying belt and the material uniformizing assembly, pepper raw materials are conveyed to the surface of the conveying belt in order under natural guide of gravity, a rotating roller in the material uniformizing assembly drives a shifting plate to rotate, and the shifting plate blocks and controls flowing of peppers in batches according to the interval and angle of the shifting plate; according to the hot pepper cutting machine, the hot peppers can be cut uniformly, uniform and continuous thin layers of the hot peppers are formed on the conveying belt, accumulation and blockage of the hot peppers are avoided, each hot pepper can be cut equally, the optimal distribution state of the hot peppers before cutting is ensured through operation of the hot pepper cutting machine, accurate and uniform cutting action of a cutter is facilitated, and the cutting efficiency is improved. Therefore, the sectioning quality and consistency of the pepper raw materials are greatly improved.

The utility model relates to a subway template support rod, effective solution adjustable long support rod quick adjustment and high stability difficult to take into account the problem, the technical scheme who solves includes outer pole and inner pole, the outer pole is hollow pole, and the inner pole is coaxially arranged in the outer pole from the outer pole upper end, and the inner pole can slide in the outer pole axial direction, and the upper end of outer pole is fixed with a sleeve coaxially, and the inner pole passes through the sleeve, and the inner wall of sleeve is equipped with the convex strip of spiral, and the outer wall of inner pole is opened with the spiral guide groove, and the convex strip is embedded into the guide groove, the upper end of sleeve is equipped with a ring limit disc, and the inner pole passes through the limit disc, and the outer wall of inner pole is opened with the axial slot, and the inner wall of limit disc is equipped with the convex block, and the convex block is embedded into the axial slot, and the upper end of sleeve and limit disc all have the flange hole of circumferential distribution, and the flange hole is equipped with detachable bolt, the utility model discloses through the spiral guide groove and limit disc of big lead, and the stable locking is taken into account while realizing the quick adjustment.

The application provides an air conditioner control method, an air conditioner indoor unit and an air conditioner. The air conditioner comprises the air conditioner indoor unit, the air conditioner indoor unit comprises a humidifying module, and the air conditioner control method comprises the following steps: acquiring real-time humidity RH of an indoor space and real-time temperature T of a ground surface in the indoor space; and adjusting main control actions and humidifying actions of the air conditioner indoor unit in different operation modes according to the real-time humidity RH and the real-time temperature T. The main control actions comprise at least one of adjusting an angle of a deflector of the air conditioner indoor unit, adjusting a rotating speed of a fan of the air conditioner indoor unit and adjusting an operation frequency of a compressor of the air conditioner. The humidifying actions comprise adjusting opening and closing of the humidifying module. The real-time temperature T of the ground surface and the real-time humidity RH of the indoor space are detected in combination, and temperature and humidity are controlled in cooperation, so that the comfort of air conditioner operation is improved significantly, and the technical problem that temperature and humidity of the air conditioner are difficult to control in cooperation in the related art, so that excessive humidification and warming are prone to occur is solved.