133results about How to "Observe comprehensively" patented technology

The invention provides a supersonic free vortex mixing layer wind tunnel. The wind tunnel comprises a transition section (1), a stabilizing section (2) and a spray pipe experimental section (3), wherein the transition section (1) is used for introducing air flow; the stabilizing section (2) is connected to the downstream side of the transition section (1) and is provided with a first separation plate (21) for separating the introduced air flow into two strands of air flow; the spray pipe experimental section (3) is connected to the downstream side of the stabilizing section (2) and comprises a spray pipe part (31) and a mixing experimental part (32); a transparent window is formed on the peripheral wall of the spray pipe experimental section (3); the spray pipe part (31) has a double free vortex spray pipe structure and is used for accelerating the two strands of air flow to form a free vortex state respectively; the mixing experimental part (32) is positioned on the downstream side of the spray pipe part (31) and is used for mixing the two strands of air flow in the free vortex state to form a free vortex mixing layer, so that velocity fields of the two strands of air flow at an inlet of the experimental part of the wind tunnel meet the requirement of supersonic free vortex distribution; therefore, an ideal supersonic free vortex mixing layer can be obtained in the wind tunnel.

The invention discloses a method for pretreating a research sample in blood non-target metabonomics. Polar and non-polar substances in serum can be extracted at the same time by adopting the method. Compared with an existing common sample pretreatment method, the method has the advantages that the number of extracted metabolites is remarkably increased, protein precipitate is dissolved by acetonitrile and water mixed solution, residues dried by nitrogen is re-dissolved, so that the dissolubility of non-polar substance lysophosphatide can be reduced on the one hand, and the high mass spectrum matrix effect interference caused by high-concentration lysophosphatide can be reduced; on the other hand, the experiment operation steps are reduced, the experiment errors are reduced, and a sample treated by adopting the method can be detected by a UPLC-Q-TOF MSMS (ultra-high-performance liquid chromatography/quadrupole time-of-flight mass spectrometry) as an analysis platform to obtain more metabolites in blood. Therefore, changes of blood metabolism can be favorably observed comprehensively, more reliable differential metabolites or biomarkers can be discovered, metabolic changes and change mechanism of a body can be further observed and researched, and the development of blood non-target metabonomics can be promoted.

The invention provides a multi-functional tooth extraction forceps for dentistry, which includes a main body of the device, a light slot, an LED light, a micro pump, an alcohol storage box, a camera, and an electric telescopic rod. On both sides, LED lights are assembled inside the light groove. This design solves the problem that the lighting function of the original tooth extraction forceps is not comprehensive enough. The micropump is installed on the lower end of the water pipe, and the alcohol storage box is installed on the right side of the main body of the device. The wires passing through the micropump It is connected with the disinfection button. This design solves the problem that the original tooth extraction forceps has no disinfection function. The camera is fixed on the left end of the connecting rod through bolts. The electric telescopic rod is connected to the camera through the connecting rod. The electric telescopic rod is assembled inside the protective cover. This design solves the problem that the original tooth extraction forceps has no camera function, and the invention is convenient to use, has strong disinfection function, strong functionality and wide applicability.

According to a learnable mass information high-dimensional graph interactive display method provided by the invention, an idea of displaying information in a high-dimensional space in a graphical manner is provided, so that information of larger size and higher effectiveness is transmitted in the high-dimensional space. In order to avoid generation of informationized load in the high-dimensionalspace, a hierarchical display mode is introduced, different detail information of a target can be organized into multi-scale features in a graph form, and the multi-scale features are dynamically displayed in a graph zooming process. In the information display mode, the representation learning technology and the natural language processing technology are creatively used for extracting target features, and different weight modes are given to the features according to indexes such as the importance degree of the features, so that a traditional character introduction mode is replaced, and a target is comprehensively and accurately displayed to a user. Interactive behaviors of a user and a system can be captured, and a displayed graphical interface is automatically optimized in combination with behavior data of the user and inherent characteristics of a to-be-displayed target, so that an unsupervised reinforcement learning system is formed.

The present invention relates to a homographic vectorcardiographic three-dimensional image displaying instrument. It has three structure modes: first mode mainly is formed from detection electrode, preamplifier, A/D converter, memory, D/A converter, display, computer and printer, its dat a processing is simplemented by software operation; its second mode is formed from a cardioelectric functional component cardioelectric working station and comptuer and correspondent software; and its third mode is composed of several cardioelectric functional component cardioelectric working stations and computer and correspondent software. Said invention also provides its working principle.

The invention discloses a power transmission line repairing and bird repelling device comprising an overhead track which is arranged along a power transmission line, a moving trolley which is arranged on the overhead track, a balance mechanism which is arranged on the bottom surface of the moving trolley, an inspection robot which is arranged on the moving trolley, a control center which is arranged on the moving trolley and connected with the inspection robot, and a cleaning mechanism which is arranged on the moving trolley and used for cleaning the power transmission line. The inspection robot is enabled to move along the power transmission line through cooperation of the overhead track and the moving trolley, the situation of the birds on the power transmission line and the tower can be monitored, the bird nest can be cleaned through a bird nest removing mechanism, and the device is ensured not to tilt in capturing the bird nest through combination of the balance mechanism on the bottom part of the moving trolley so that safe operation of the power transmission line can be protected; and the phenomenon that the birds do not build the bird nest at the original location again in a period of time can be realized by using the natural bird repelling agent.

The invention discloses a supercritical water crude oil dissolution observation device and a dissolution degree detection method. Visible windows communicated with a reaction cavity are formed in thetwo sides of a reaction kettle body. A visual mirror is arranged in the visual window to realize visualization of the reaction cavity of the reaction kettle body. Meanwhile, the heating box body is used for heating the reaction kettle body. Light holes coaxial with the visible window in the reaction kettle body are formed in the box body walls on the two sides of the heating box body. The reactioncondition in the reaction kettle body can be acquired through the camera to obtain a supercritical reaction image. A dissolving process image of the crude oil during the period that the water is heated from the normal temperature to the supercritical state can be obtained. Observation of dissolution of the crude oil in the supercritical water is achieved, the in-situ observation of the dissolution condition of the crude oil in the supercritical water in the heating process is obtained by comparing the gray values of the pixel points in the reaction image with the minimum gray value of the dissolution of the crude oil in the supercritical water, the method is simple, and the detection result is accurate.

The invention belongs to the mycology research field and discloses a slice manufacturing device and method used for microscopic observation of a filamentous fungi morphological characteristic. The slice manufacturing device used for the microscopic observation of the filamentous fungi morphological characteristic comprises a glass culture dish. Circular filter paper is placed in the glass culturedish. A single concave glass slide is placed on the surface of the circular filter paper. The central section of the single concave glass slide is provided with a groove. A sterile cover glass slice is placed on the upper portion of the groove. The structure is simple, a design is scientific, operation is simple, labor saving and time saving are achieved, and the device and the method can be directly used for microscopically observing the morphological characteristic of filamentous fungi under a natural growth state. Hypha overlap, spore shedding, bubble generation and damages to the natural growth state of thalluses during a traditional slice manufacturing process are avoided, and dynamic development processes of a spore production mode, a spore production structure and spore formation offungi can be clarified. The accuracy and the reliability of species identification of the filamentous fungi are ensured.

The invention provides a polishing platform, and belongs to the field of machining equipment. The polishing platform comprises a base, a working platform and a suction device, wherein the working platform and the suction device are arranged on the base respectively; multiple first through holes are formed in the working platform, and are communicated with the inlet end of the suction device respectively. The polishing platform is provided with the suction device, so that dust produced by polishing can be sucked away and is prevented from floating to air to avoid harm to the health of personnel in a plant in a polishing process of a workpiece; in addition, large-sized dust collection equipment is not required to be additionally arranged in the plant, so that investment can be reduced; moreover, the energy consumption of the small-sized suction device is far lower than that of the large-sized dust collection equipment.

The invention relates to a charging device for a new energy vehicle in motion, and belongs to the field of automobiles. The charging device comprises a fixed part and a moving part, and the fixed partcomprises a railing. A fixing rod is vertically arranged on the railing, a metal contact line is arranged on the fixing rod, and the contact line is connected with a power supply system. The moving part comprises a folding rod, and the folding rod is arranged at the top of the vehicle. An lap joint machine is fixed to the end part of the folding rod, and the lap joint machine is connected with acharging system of the vehicle. Charging can be performed during driving, and charging is stable; and the structure is simple, the cost is low, and the charging device is quite suitable for popularization.

The invention discloses a building design teaching model exhibition stand convenient to comprehensively observe. The building design teaching model exhibition stand comprises an exhibition stand outerframe and a second connecting rod; universal wheels are fixedly connected below the exhibition stand outer frame by first springs; a first transverse plate and a second transverse plate are respectively stuck and connected to the middle and upper middle of the inner wall of the exhibition stand outer frame; the upside and downside of the second connecting rod are respectively nested and connectedwith the first transverse plate and the second transverse plate; a first gear is fixedly connected to the upside of the outer side of the second connecting rod; and the left side of a second gear isfixedly connected with a third connecting rod. The building design teaching model exhibition stand convenient to comprehensively observe can conveniently move, has a damping function and is beneficialto the protection of a model body; in addition, the model body can be conveniently fixed on the building design teaching model exhibition stand and is high in stability and not easy to fall off; moreover, the height can be conveniently regulated, and the angle of the model body can be conveniently regulated, so that the model body can be comprehensively observed by students.

The invention discloses an infrared-ray oven, belonging to the oven field. The infrared-ray oven comprises a case, wherein one side plate of the case is provided with an infrared ray heating device; a reflecting layer for reflecting the infrared light is arranged on the surface of at least one side plate of the case; and at least one side plate of the case is a transparent vacuum segregation board. After using the structure, heat energy using rate is improved and device running cost is reduced in such a manner that at least one side plate of the oven case is provided with the reflecting layer; and at least one side plate of the case is a transparent vacuum segregation board, so users can conveniently and fully observe the variation of heated objects during the heating process in the case.

The invention relates to a demonstration device for a mechanical course, in particular a linking rod transmission demonstration device for a mechanical course. The invention aims to save time, expressa linking rod mechanism intuitively, and reduce the teaching burden of a teacher, and therefore, the linking rod transmission demonstration device for the mechanical course is provided. The linking rod transmission demonstration device for the mechanical course comprises a first base, a box body, a top plate, a first connecting plate, an arrangement box, a first linking rod, a second linking rod,a notch plate, a fixing block, an L-shaped mounting plate, a first guiding rod and the like; the right side of the top of the first base is connected with the box body; and a rectangular through holeis formed at the middle part of the front side surface of the box body. According to the linking rod transmission demonstration device for the mechanical course of the invention, linking rod transmission can be intuitively expressed by means of the rotation of the first linking rod and the second linking rod; and students can observe the transmission of the linking rods more comprehensively through the rotation of the first base, and therefore, time can be saved.

The invention discloses a floor sweeping robot based on the Internet of Things. The floor sweeping robot comprises a robot shell, a containing channel is formed in the robot shell, a storage box is clamped in the containing channel, a first driving motor is fixedly connected on the inner wall of the storage box, a rotating disc is connected to the output end of the first driving motor, a through hole is formed in the bottom of the storage box, six to twelve containing plates are arranged on the outer wall of the rotating disc, temporary storage grooves are formed in the tops of the containingplates, a baffle is arranged on one sides of the containing plates, a fixing rod is rotationally connected on the baffle, a spring is arranged at the lower portion of the fixing rod, a video collecting device is embedded into the outer wall on one side of the robot shell, and a signal emission device, a signal receiver and a controller are fixedly connected on the inner wall of the robot shell. According to the floor sweeping robot based on the Internet of Things, cleaning can be carried out, the floor sweeping robot can also be carried with medicine, the medicine is put at the suitable position, and the good effect on pest disease such as deratization is achieved.

The invention provides a device for self-inspecting teeth, which includes a cylinder body, an eyepiece, a reflector, an angle adjustment mechanism and a reflection objective lens. The cylinder body includes an observation tube and a detection tube. One end of the observation tube is connected to one end of the detection tube. The tube is far away from the port at one end of the detection tube. The reflector is fixed at the intersection of the observation tube and the detection tube. The angle adjustment mechanism includes a knob, a driven wheel and a conveyor belt. The driving wheel is located at the end of the detection tube away from the observation tube. The conveyor belt is sleeved on the knob and the driven wheel. One side of the reflective objective lens is fixedly connected with the driven wheel. Relative to the inclination angle of the horizontal plane, the light reflected by the reflective objective lens is reflected by the second radiation mirror and the reflector in turn, and then reaches the eyepiece. The above-mentioned self-checking dental device can facilitate individuals to observe their own dental health conditions.