47results about How to "Improve collection ability" patented technology

To provide an electrode for a dielectrophoretic apparatus in which a background detected by reflecting an excited light on an electrode present under the substance (molecule) is reduced and an S / N ratio is enhanced. Also, there is provided an dielectrophoretic apparatus, in an apparatus in which a liquid containing substances to be separated is present in a non-uniform electric field formed by a dielectrophoretic electrode, and separation is carried out by a dielectrophoretic force exerting on the substances, wherein the collecting ability of substances is enhanced. The present invention is characterized in that a vacant space is provided in an electrode whereby substances subjected to influence by a negative dielectrophoretic force can be concentrated in said vacant space of an electrode, or above or below portion of the space.

The invention provides a tennis ball receiving and serving all-in-one machine and relates to an auxiliary mechanism for tennis training. The problems of low ball receiving and serving efficiency, complex ball receiving structure and instable ball serving in a ball serving structure of an existing tennis ball receiving and serving split device are solved. The machine comprises a supporting frame, aball receiving unit, a ball distribution unit and a ball serving unit; the ball receiving unit comprises a baffle shell, a conveying belt, a ball receiving plate, a comb-shaped baffle, a drive roller, a driven roller and a ball receiving motor; the baffle shell is arranged on the supporting frame, the drive roller and the driven roller which are up and down parallelly arranged on the supporting frame are transmitted through the conveying belt, and the ball distribution unit comprises a ball distribution disk, a ball containing plate, a ball distribution baffle, a ball leakage plate, a coamingframe, a vertical shaft and a ball distribution motor; the ball distribution motor and the coaming frame are arranged on the supporting frame, the ball serving unit comprises a rolling way, an upperidler wheel, a lower idler wheel, an upper ball serving motor and a lower ball serving motor, the ball leakage plate is inserted into a tennis ball rolling way inlet, and a tennis ball rolling way outlet is formed between the upper idler wheel and the lower idler wheel. The tennis ball receiving and serving all-in-one machine is used for assisting tennis training.

The invention relates to a vertical shaft wind wheel with multi-section combined vanes. A plurality of multi-section combined vanes are installed between an upper cover plate and a lower cover plate of the wind wheel and are arranged along the circumference at equal intervals; each vane comprises an inlet circular-arc section and an outlet straight-line section which are tangent end to end; and the vanes are straight vanes with equal heights, and the inlet installation angles of the vanes are 0 degree to 10 degrees. The ratio of the arch rise to the chord length of each inlet circular-arc sections is 0.35, and the chord length of each inlet circular-arc section is 0.75 times of the length of the corresponding outlet straight-line section and is 0.1 time of the diameter of the corresponding air wind; and an inner ring and an outer ring of ventilation holes with regular sizes are uniformly distributed on the upper cover plate and the lower cover plate, wherein the inner ring of ventilation holes are in a homalographic sector annular shape and are arranged along the circumference at equal intervals; and the outer ring of ventilation holes are in a homalographic arc shape and are arranged along the circumference at equal intervals. The invention has the advantages of strong wind energy collection, small flow loss, high pneumatic performance, simple process and the like, and a vertical shaft wind machine has the characteristics of high-efficient utilization rate of wind energy.

The invention provides a method for distinguishing important goals and community groups of a social network. The method comprises steps of combining a static friend network and an active network of a user to establish dynamic social network topology, proposing an InfluenceRank algorithm, comprehensively marking the user influence of the dynamic social network, reducing the weight of a user who interacts with a core user at a low frequency, introducing prior expert knowledge of the user, deleting the core noise point and correcting results. The prior community discovery technology is modified from the accuracy, the covering level and the efficiency and the method has wide application prospects in social computing, public opinion monitoring and corporate marketing.

The invention discloses a self-rotating clean collecting device, and belongs to the technical field of filtration. The device is characterized by consisting of a main pipeline or an outer shell, a filter screen assembly, a self-rotating scouring scraper assembly, a conical impeller, a rotating shaft, a rear bearing supporting assembly, a rear bearing assembly, a front bearing supporting assembly,a front bearing assembly and an extraction pipe; the self-rotating scouring scraper assembly and the conical impeller are arranged on the rotating shaft positioned at the rotation axis of the conicalfilter screen assembly, and the rotating shaft is supported and positioned through the front and rear bearing assemblies and generates self rotation under the action of fluid in the main pipeline or the outer shell; the solid substances in the fluid are filtered in a filter screen, collected at the tail part of the filter screen assembly under the combined action of the self-rotating scouring scraper assembly, the conical impeller and the fluid and then extracted from the extraction pipe; and meanwhile, the filter screen assembly keeps clean all the time under the combined action of the self-rotating scouring scraper assembly, the conical impeller and the fluid. The device has good collecting effect, low flow resistance and long service life.

The invention discloses an intelligent blind guiding robot, belonging to the field of blind guiding articles. The intelligent blind guiding robot comprises an electric control cabinet and a power box,wherein a setter is arranged in the middle of the electric control cabinet; the electric control cabinet is electrically connected with the setter; a panoramic camera is arranged below the setter; the electric control cabinet is electrically connected with the panoramic camera; a dust cover is arranged outside the panoramic camera; the dust cover is arranged between a voice player and a work indicator light; the electric control cabinet is electrically connected with the voice player; the electric control cabinet is electrically connected with the work indicator light; and a circuit self-checking device is arranged at the side of the work indicator light. The intelligent blind guiding robot has the beneficial effects that: 1, the automation degree is high, and a voice control navigation function can be provided for blind people; 2, the ability of information collection is strong, and the peripheral image information can be collected to plan a navigation path; and 3, the safety performance is good, and corresponding navigation instructions can be input pertinently so as to adapt to each different blind person.

The invention discloses a movable aluminum scrap suction machine capable of conducting multilevel processing. The movable aluminum scrap suction machine capable of conducting multilevel processing comprises a base. A round box is arranged on the upper surface of the base. A feeding port is machined in the upper surface of the round box. An elbow pipe is arranged at the feeding port. A round opening is machined in the elbow pipe. A draught fan is arranged in the round opening. A guide pipe is arranged on the elbow pipe. A control console is arranged on the base. A controller is arranged on the upper surface of the control console. A speed control switch is arranged on the controller. A storage battery is arranged in the control console. The storage battery is electrically connected with the controller. The controller is electrically connected with the speed control switch, the draught fan and a rotation motor. The movable aluminum scrap suction machine capable of conducting multilevel processing has the beneficial effects of being simple in structure, low in maintenance cost, high in movement capacity, capable of well separating impurities through shaking screening and high in cost-performance ratio and practicability.

The invention belongs to the technical field of sample sampling, and discloses an automatic sampling device of tritium in water. The automatic sampling device comprises a mechanical part and a control part; the mechanical part comprise an evaporation unit, a condensing unit, and a collecting unit; the control part comprises a control cabinet, a control panel, a control software, a magnetic valve, a flowmeter, and a thermometer; and the automatic sampling device is used for realizing automatic operation of sample injection, distillation, condensation, and collection of samplings. The automatic sampling device is high in sampling speed and collecting speed of tritium in water, and is capable of avoiding entrainment effectively, and realizing automatic sampling.

The invention provides a composite aluminum foil sheet die-cutting processing technology, which relates to the technical field of aluminum foil processing. The composite aluminum foil sheet die-cutting processing technology is completed by a composite aluminum foil sheet die-cutting processing device. The cutting and processing device includes a conveying and spreading mechanism, a top support plate, a supporting rib, a guide baffle, an aluminum foil roll retracting mechanism, a collecting and stacking box, and a brief cutting mechanism. The top of the conveying and spreading mechanism is provided with a vertical The support rib plate at the top of the mechanism, the top support plate is horizontally fixed on the top of the support rib plate, and the aluminum foil roll retracting mechanism is fixedly installed on the top of the top support plate; Intermittent reciprocating gate cutting in the direction of the cutting board, so that the aluminum foil sheets falling down at an equal distance are intermittently cut by the gate knife, and the aluminum foil sheets are die-cut so that each piece of aluminum foil after cutting has the same structure and size, which is conducive to large-scale batches in the later stage Production.

The invention relates to a production system for public drainage facilities with high processing precision, comprising a cutting device, the cutting device includes a connecting pipe, a sealing cover and a cutting sheet, the sealing cover is sealed and fixedly connected to one side of the connecting pipe, the The connecting pipe is provided with a cutting groove, and the connecting pipe communicates with the sealing cover through the cutting groove, and the cutting piece is arranged in the sealing cover and facing the cutting groove. There is a driving device and a moving device, the driving device is connected to the cutting piece, the moving device drives the cutting piece to move along the axis perpendicular to the connecting pipe, the connecting pipe is provided with an auxiliary mechanism and a collecting mechanism, the processing The high-precision public drainage facility production system improves the cutting accuracy through the auxiliary mechanism, not only that, but also realizes the function of collecting debris generated during cutting through the collecting mechanism.

The invention provides an audio playing method. The method includes: receiving a voice play instruction of a specified audio; sending the voice play instruction to a first server, so that the first server sends a play command generated by parsing the voice play instruction to the second terminal device ; receiving the play stream information of the specified audio obtained from the second terminal device according to the play command; playing the specified audio according to the play stream information. Through the audio playback method provided by the present invention, the user only needs to perform voice control on the audio playback device to realize playing and switching music tracks in the second terminal device in the audio playback device, because the audio playback device has relatively good sound effect, The ability to collect voice commands is strong and the interaction effect is good, so it can bring a better experience to users. In addition, embodiments of the present invention provide an audio playback device, a medium, and a computing device.