32results about How to "The description is obvious and understandable" patented technology

The invention provides a pressure wave balloon catheter. The pressure wave balloon catheter comprises a catheter, a balloon, a first conductor and a second conductor. The balloon is arranged at the front end of the catheter, a closed space is formed by the balloon and the peripheral wall of the catheter, and the balloon is driven by the catheter to extend into vascular tissue; the first conductor is arranged in the catheter, the second conductor is adjacent to the peripheral wall of the catheter, and the first conductor and the second conductor are connected in series in a pulse circuit; a notch is formed in the peripheral wall, located in the balloon, of the catheter, and the notch is used for separating the second conductor to form an electrode; the electrode is used for discharging under the pulse voltage so as to generate pressure waves in the balloon. According to the pressure wave balloon catheter, the section size of the balloon catheter can be reduced, and the passing ability of the pressure wave balloon catheter in vascular tissue is improved.

The invention provides a pressure wave balloon catheter. The pressure wave balloon catheter comprises a catheter, a balloon, a first conductor, a second conductor and a wire. The balloon is arranged at the front end of the catheter, a closed space is formed by the balloon and the peripheral wall of the catheter, and the balloon is driven by the catheter to extend into vascular tissue; the peripheral wall, located in the balloon, of the catheter sinks inwards to form a mounting groove; or the first conductor wraps the peripheral wall of the catheter, the first conductor and the second conductor are connected to the pulse circuit in series through a wire, the first conductor wraps the bottom wall of the mounting groove, the second conductor is located on one side of the first conductor, a communication channel is formed between the first conductor and the second conductor, the communication channel is used for communicating the first conductor and the second conductor to form an electrode; the electrode is used for generating pressure waves in the balloon under the pulse voltage. According to the pressure wave balloon catheter provided by the invention, the section size of the balloon catheter can be reduced, and the trafficability of the balloon in vascular tissues can be effectively improved.

The invention provides a compensation circuit, a control chip and a display device, mainly relates to the technical field of display, and can solve the problem of low luminous efficiency of an OLED panel caused by threshold voltage drift of the OLED panel. The compensation circuit is applied to the driving circuit, and the driving circuit comprises a first thin film transistor, a second thin film transistor, an organic light emitting diode and a capacitor. The compensation circuit comprises a third thin film transistor and a detection module. The control electrode of the third thin film transistor is used for being connected with the second electrode of the second thin film transistor, the first electrode of the third thin film transistor is used for being connected with the control electrode of the second thin film transistor, and the detection module is connected with the second electrode of the third thin film transistor, the scanning line and the data line. And the detection module is used for performing turn-off and turn-on respectively when receiving two adjacent voltage signals output by the second electrode of the third thin film transistor.

The invention provides plate stacking equipment and a sintering production line, wherein the plate stacking equipment comprises a rack, a first conveying mechanism, a second conveying mechanism and aplate stacking mechanism; the first conveying mechanism and the second conveying mechanism are arranged on the rack side by side and used for conveying sintering trays respectively; the plate stackingmechanism comprises a sliding assembly and a grabbing assembly arranged on the sliding assembly; the sliding assembly straddles the first conveying mechanism and the second conveying mechanism; the sliding assembly is used for driving the grabbing assembly to move between the first conveying mechanism and the second conveying mechanism; and the grabbing assembly is used for grabbing target objects conveyed on the sintering trays and stacking the target objects to the sintering trays on the other conveying mechanism under driving of the sliding assembly. According to the plate stacking equipment and the sintering production line provided by the invention, the plate stacking efficiency and the uniformity of blanks after plate stacking can be improved, the sintering quality is ensured, and bad product caused by human factors is avoided.

The invention provides a binding device and an automatic binding robot. The binding device comprises an operation arm, a wire feeding mechanism, a wire bending mechanism and a screwing mechanism; thewire feeding mechanism is arranged on an operation arm and used for conveying binding wires to the wire bending mechanism; the wire bending mechanism is arranged at the front end of the operation armand comprises a guide jaw, a first guide part and a first drive assembly; the guide jaw is fixedly connected with the operation arm, the first guide part is movably connected with the operation arm, the first driving assembly is arranged on the operation arm, the first driving assembly is connected with the first guide part and used for driving the first guide part to surround a reinforcing steelbar intersection point so as to form a closed guide loop with the guide jaw, and the closed guide loop is used for guiding the binding wires, so that a binding ring is formed at the steel bar intersection point; the screwing mechanism is arranged on the operation arm and is adjacent to the wire bending mechanism; and the screwing mechanism is used for screwing the two ends of the binding ring so as to bind the steel bar intersection point.

The invention relates to the technical field of display, and provides an alignment film manufacturing method which comprises the steps: providing a substrate which comprises at least one display area; forming a photolysis layer capable of photolysis at the edge of the display area; coating the substrate with an alignment film, and forming a cutting line on the alignment film along the intersection of the photolysis layer and the display area, wherein the alignment film at least covers the display area and the photolysis layer, ; illuminating the photolysis layer to remove the photolysis layer; and cutting the alignment film along the cutting line to form a flat alignment film boundary. According to the alignment film manufacturing method provided by the invention, the reliability and the qualified rate of products can be improved.

The invention provides a dielectric filter and a multi-order dielectric filter. The dielectric filter comprises a dielectric body, and the dielectric body is provided with two surfaces arranged back to back in the thickness direction and a side face located between the two surfaces; two first through holes and two second through holes are formed in the dielectric body, one of the first through holes and the second through holes penetrates from one of the two surfaces to the side surface, and the other one of the first through holes and the second through holes penetrates from the other one ofthe two surfaces to the side surface; the connecting line of the two first through holes and the connecting line of the two second through holes are respectively intersected with the axis of the dielectric body; and one first through hole and one second through hole are respectively used for being coupled with a pair of frequency mode generation sources. According to the dielectric filter providedby the invention, the overall size of the resonator can be reduced, dual-channel second-order filtering is realized on a single dielectric resonator, the frequency selectivity of the dielectric filter is effectively improved, the dielectric filter has a simple structural form, and the space utilization rate is greatly improved.

The invention provides a composite board, a train body structure and a maglev train. The composite board comprises a supporting framework and a first carbon fiber layer which are located on one side of the supporting framework and fixedly connected with the supporting framework; a sound insulation layer which is located on the side, facing the supporting framework, of the first carbon fiber layer, and the sound insulation layer is connected with the first carbon fiber layer; and a second carbon fiber layer which is connected to the side, away from the first carbon fiber layer, of the sound insulation layer. According to the composite board, the train body structure and the maglev train provided by the invention, the carriage weight of the high-speed rail, the subway or the maglev train can be effectively reduced, the weight reduction of the train body is facilitated, and the improvement of the running speed of the high-speed rail, the subway, the maglev train or aerospace equipment is facilitated.

The invention provides a battery cell winding needle and a battery cell winding machine. The battery cell winding needle comprises a handle and a winding needle body; one end of the winding needle body is connected with the end part of the handle; the winding needle body comprises a first needle body and a second needle body which are oppositely arranged, and the first needle body and the second needle body are arranged at intervals. Specifically, a convex part is arranged on one side, facing the second needle body, of the first needle body, a concave part is arranged on one side, facing the first needle body, of the second needle body, the convex part extends into the concave part, a gap is formed between the convex part and the inner wall of the concave part, a diaphragm penetrates intothe gap, and the diaphragm is wound on the winding needle body to form a battery cell. According to the battery cell winding needle and the battery cell winding machine provided by the invention, theprocessing procedure of the battery cell can be simplified, and the quality and yield of the battery cell are improved.

The invention provides a filter element structure and cleaning equipment. The filter element structure comprises a filter element main body which is provided with an air inlet and an air outlet which are communicated with each other; a hollowed-out supporting part which is arranged at the air outlet and is detachably connected with the filter element main body; and a flexible filtering part which is arranged at the air outlet and located between the filter element body and the hollowed-out supporting part, and the hollowed-out supporting part is used for pressing the flexible filtering part to the air outlet. According to the filter element structure and the cleaning equipment provided by the invention, the filter paper replacement cost can be saved, and the user experience is improved.

The invention provides a guide wire needle and a micro catheter system, mainly relates to the field of medical treatment, and can solve the problem of blood vessel blockage caused by difficulty in pressure relief after balloon dilatation in the medical treatment process. The guide wire needle comprises a needle tip part and a positioning mark guide section, the needle tip part is located at one end of the positioning mark guide section and used for puncturing a target object, and the positioning mark guide section is in an arc shape.

The invention provides a mechanical arm and a robot, mainly relates to the field of robots, and can solve the problems that a mechanical arm is low in moving precision and difficult to accurately position. The mechanical arm comprises a stand column assembly, a fixing seat assembly, an arm body assembly, a first driving assembly and a second driving assembly, one end of the fixing seat assembly is movably connected to the stand column assembly, the other end of the fixing seat assembly is movably connected with the arm body assembly, and the first driving assembly is used for driving the fixing seat assembly to move on the stand column assembly; and the second driving assembly is used for driving the arm body assembly to rotate on the fixed seat assembly.

The invention provides a front ring locking watchcase and a watch, wherein the watchcase comprises a body, a front ring, a stopping assembly and a locking piece; the body is provided with a first endsurface for observing time; the front ring is arranged on the body and located on the first end face, the front ring is coaxially and rotationally connected with the body, and the front ring is used for being matched with a pointer of the watch to achieve time period timing; a plurality of positioning parts are arranged on the bottom surface of the front ring and are distributed in the circumferential direction of the front ring; the stopping assembly is arranged on the body and movably connected with the body, and the stopping assembly is located on one side of the front ring; the top end ofthe stopping assembly abuts against the positioning part so as to position the front ring. The locking piece is arranged on the body and movably connected with the body, and the locking piece is located at the end, deviating from the front ring, of the stopping assembly; the locking piece is used for operably abutting against the bottom end of the stopping assembly so that the top end of the stopping assembly can limit rotation of the front ring. According to the front ring locking watchcase and the watch provided by the invention, the position of the front ring can be fixed, and the timing accuracy of the front ring can be ensured.

The invention provides a welding device and multi-shaft welding equipment. The welding device comprises: a fixed base, equipped with a first guide rail and buffer limiting pads at two ends of the first guide rail; a sliding assembly, arranged on the first guide rail and slidably connected with the first guide rail, wherein the buffer limiting pads are used for abutting against the two ends of thesliding assembly so as to limit the sliding amplitude of the sliding assembly; and a welding assembly, arranged on the sliding assembly and used for abutting against a to-be-welded object and weldingthe to-be-welded object, wherein the sliding assembly is used for driving the welding assembly to move in the direction away from the to-be-welded object so as to buffer the abutting force of the welding assembly on the to-be-welded object. According to the welding device and the multi-axis welding equipment provided by the invention, the to-be-welded object can be effectively protected, and the rate of finished products is increased.

The invention provides a computer data security protection method and device based on artificial intelligence and electronic equipment, and the method comprises the steps: determining a storage space, and dividing the storage space to obtain at least one storage region; respectively configuring a storage index corresponding to each storage area; receiving to-be-stored data, and copying the to-be-stored data; constructing an association relationship between the copied to-be-stored data and the storage index; storing the to-be-stored data into each storage area based on the association relationship; and taking at least one area in the storage areas in which the to-be-stored data is stored as a target area, and registering the to-be-stored data in the target area to the block chain. According to the method, the to-be-stored data is copied, at least one piece of data in the copied data is registered on the block chain, and whether the user access data is tampered or not is judged based on comparison between the hash value of the copied data registered on the block chain and the hash value of the user access data, so that the security of the data is maintained.

The invention provides a moxibustion therapeutic instrument. The moxibustion therapeutic instrument comprises a body, a heat insulation column and an attachment part; the heat insulation column is detachably connected with the body, and a containing channel is formed in the heat insulation column and used for containing moxa sticks; the attachment part is arranged at the end, deviating from the body, of the heat insulation column, is detachably connected with the heat insulation column and is used for being attached to a target object to limit relative displacement of the heat insulation column, the body and the target object. According to the moxibustion therapeutic instrument provided by the invention, relative displacement between the heat insulation column, the moxa stick and the body and the skin of a treated person can be avoided, and the skin of the treated person can be prevented from being scalded.

The invention provides a display assembly and a display panel, and mainly relates to the technical field of display. The display assembly comprises a peripheral area and at least two display areas, the peripheral area is provided with a liner, a retaining wall is arranged between the display areas and the liner, and the retaining wall is used for preventing external objects from entering the display areas. The retaining wall is arranged between the display area and the liner, so that when the display assembly is cleaned, external objects are blocked outside the display area by the retaining wall, and the problem that the external objects enter the display area to cause abnormal display of the display area is avoided.

The invention provides a chromatic aberration measuring method, a chromatic aberration measuring device and a chromatic aberration measuring instrument. The chromatic aberration measuring method comprises the steps that: under the condition that a first operation instruction is received, the color value of a sample is obtained, wherein the first operation instruction is an instruction for measuring the color of the sample; a deviation value between the color value of the sample and a standard color value is calculated, wherein the standard color value is a color value of a standard color card obtained from a server; and the deviation value is determined as a color difference value between the color of the sample and the standard color card. According to the chromatic aberration measuring method, the chromatic aberration measuring device and the chromatic aberration measuring instrument provided by the invention, the problem that the colors of the standard color card are inconsistent due to the storage of the standard color card can be avoided, and the consistency of the colors of products can be improved.

The invention provides a display assembly, a display panel and a driving method, and mainly relates to the field of displays. The display assembly comprises a first glass substrate, a first TFT liquid crystal assembly, a spacing board and a second TFT liquid crystal assembly which are arranged in sequence. Wherein the first TFT liquid crystal assembly comprises a first liquid crystal layer and a first TFT substrate used for driving the first liquid crystal layer, and the second TFT liquid crystal assembly comprises a second liquid crystal layer and a second TFT substrate used for driving the second liquid crystal layer. The polarization direction of light is accurately controlled through the two liquid crystal layers, and the problem that the contrast ratio and the color precision of a liquid crystal display panel are low can be solved.

The invention provides a waveguide antenna. The waveguide antenna comprises an antenna body, a waveguide tube, a duplex duplexer, an emission polarizer and an electric modulation phase shifter, wherein the waveguide tube is arranged on the antenna body, one end of the waveguide tube is connected with the antenna body, and the other end of the waveguide tube is connected with the duplex duplexer; the duplex duplexer is located on the antenna body and is connected with the two polarization ports of the antenna body through the waveguide tube; the emission polarizer is located on the antenna body, and the emission polarizer is used for decomposing the emission signal into an emission horizontal signal and an emission vertical signal; the electric modulation phase shifter is arranged on the antenna body, an input port of the electric modulation phase shifter is connected with an output port of the emission polarizer, and an output port of the electric modulation phase shifter is connectedwith an input port of the duplex duplexer; a transmitting horizontal signal and a transmitting vertical signal enter the duplex duplexer through the electrically controlled phase shifter, and the electrically controlled phase shifter is used for carrying out phase matching on the transmitting horizontal signal and the transmitting vertical signal. The polarization isolation performance of the dual-polarization waveguide array antenna can be improved.

The invention provides an intelligent tourbillon watch. The intelligent tourbillon watch comprises a watchcase, and a first winding mechanism, a force storage mechanism and a tourbillon mechanism arranged in the watchcase; the first winding mechanism comprises a sensor, a control unit and a first driving unit; the sensor is adjacent to the tourbillon mechanism and is used for sensing the motion state of the tourbillon mechanism; the control unit generates a control signal according to the motion state of the tourbillon mechanism sensed by the sensor; the first driving unit is in transmission connection with the force storage mechanism and drives the force storage mechanism to store or release force according to the control signal so as to adjust the motion state of the tourbillon mechanism; the force storage mechanism is in transmission connection with the tourbillon mechanism, and the tourbillon mechanism is driven by the force storage mechanism to rotate. According to the intelligenttourbillon watch provided by the invention, the tourbillon mechanism can be calibrated, and the travel time accuracy of the tourbillon mechanism can be ensured.

The application provides an extraction structure, comprising: a Soxhlet extraction mechanism having an extraction tube for holding a to-be-extracted sample; the ultrasonic transduction mechanism is located on the outer side wall of the extraction pipe, and at least part of the first end of the ultrasonic transduction mechanism makes contact with the outer side wall of the extraction pipe; the ultrasonic transduction mechanism is used for controllably emitting ultrasonic oscillation into the extraction pipe. The invention further provides a residual pesticide extraction device and residual pesticide detection equipment.