45results about How to "Add educational features" patented technology

The invention discloses a static ball jumping experiment instrument internally provided with a paraffin flame scale block and belongs to college physics teaching experiment instruments. The static ball jumping experiment instrument internally provided with the paraffin flame scale block is composed of the flame scale block, a transparent square box and a plastic comb and is characterized in that the flame scale block is a small block made by the flame ash scale formed by burning a glass test tube with paraffin flames, the transparent square box is a cuboid defined by transparent plastic pieces, the width of the plastic comb is no smaller than that of the transparent square box, and the flame scale block is put into the transparent square box to be sealed. Compared with the prior art, the static ball jumping experiment instrument internally provided with the paraffin flame scale block is characterized in that an aluminum foil metal ball is replaced by the flame scale block, a metal electrode plate is replaced by the transparent plastic pieces, an individual high-voltage direct-current power supply is not needed, the size is small, carrying and operating are facilitated, manufacturing is extremely easy, an effect is obvious, more education functions will be added when the static ball jumping experiment instrument is popularized in teaching, and the good technical guarantee is provided for people to further perform theoretical research.

The invention discloses an electrostatic power machine experimental instrument and belongs to the field of physics teaching experiment instruments of universities and middle schools. The electrostatic power machine experimental instrument is mainly composed of an electrode plate, a swing plate, a high-voltage electrostatic power supply, a rotation wheel and a motion conversion rod. The electrostatic power machine experimental instrument is substantially different from prior arts and has the following advantages: when the distances between positive and negative electrode plates and voltages are fixed, the larger the swing plate is, the more the swing plate carries charges and the larger the applied electrostatic acting forces are, power is strong and is close to constant-force output in the swing process of the swing plate, since the swing plate is symmetrically distributed at the two sides of a plastic rotation disc rotation shaft, equidirectional driving moment can be generated, besides, the apparatus can also be enabled to placed at any inclination angles without affecting work, through the swing rod, the driving moment generated on the rotation wheel can be increased, and the rotation wheel is more easily driven to rotate when the motion conversion rod is used for outputting power. The power machine provided by the invention is low in manufacturing cost and low in operation cost, is free from pollution, is quite simple to manufacture and obvious in effect and increases education functions in classroom teaching, thereby being of great significance and having great development prospect.

A variable-angle single slit diffraction experiment instrument belongs to the field of university physics teaching experiment instruments. The variable-angle single slit diffraction experiment instrument mainly comprises a variable-angle slit, a screen and a laser pointer. The variable-angle single slit diffraction experiment instrument is characterized in that: the variable-angle slit is composed of two like straight cylindrical posts and sheet irons, the surfaces of the straight cylindrical posts are smooth, the straight cylindrical posts do not transmit light, one end of one straight cylindrical post and one end of the other straight cylindrical post lean against each other, the sheet irons are respectively fixed on the other ends of the straight cylindrical posts, and the variable-angle slit is vertically fixed on a horizontal flat iron plate by a strip-shaped magnet; the screen is vertically fixed on one end of the horizontal flat iron plate, the laser pointer is attracted on a strip-shaped straight steel pole vertically fixed on the other end of the horizontal flat iron plate by a magnet, and moreover, the light emitted by the laser pointer can be projected to the center of the screen via the variable-angle slit. The characteristics of the patent are as follows: different from the prior art, the variable-angle single slit diffraction experiment instrument realizes the phenomenon that the diffraction angles of diffraction fringes of the same order can be decreased under the same slit as the slit width is increased, the design is ingenious, the variable-angle single slit diffraction experiment instrument is extremely easy to fabricate, the effect is obvious, and more educational functions can be added when the variable-angle single slit diffraction experiment instrument is popularized in teaching.

The invention discloses an electrostatic power machine, and belongs to the field of a physical experiment instrument. The electrostatic power machine is mainly composed of an electrode plate, a swing plate, a high-voltage electrostatic power supply, a rotation wheel and a motion conversion rod, and is characterized in that the electrode plate comprises a plurality of even-numbered N metal conductor flat plates, the plurality of even-numbered N metal conductor flat plates in the electrode plates and a plurality of even-numbered N metal conductor flat plates in the swing plate are alternatively distributed, a plastic rotation disc rotation shaft passes through the smooth central hole of a plastic rotation disc, the plastic rotation disc rotation shaft and a rotation wheel center rotation shaft are vertically fixed on a high-density insulation plate, the motion conversion rod is a straight rod whose two ends are provided with smooth metal rings, and the metal rings at the two ends of the motion conversion rod are respectively sleeved on a swing shaft on the plastic rotation disc and a rotation wheel motion conversion shaft. During demonstration, firstly, the plurality of even-numbered N metal conductor flat plates in the swing plate are respectively right in contact with the electrode plate, and then a power supply switch is started for power supply. The electrostatic power machine is easy to manufacture, concise in structure and obvious in effect, and increases education functions in classroom teaching.

The invention discloses a cross-industry accounting data processing method and system. The method comprises: to-be-processed original accounting data are obtained and the to-be-processed original accounting data are transmitted to a cloud server; the received original accounting data are processed by using a distributed financial processing system; the processed financial data are returned to the cloud server and the returned data are stored into the cloud server; the data of the cloud server are invoked for re checking, if the data are correct, the data are stored as set-of-books data of the enterprise, or the data are returned to the distributed financial processing system if the data are wrong, and the distributed financial processing system carries out modification. According to the invention, the traditional accounting business is transferred to the internet and primary processing of the distributed financial data is realized in an on-line manner. With the re checking step, the account making service efficiency of the accounting industry can be improve substantially and the manpower cost of the finance and taxation enterprise can be reduced on the premise that the accuracy of accounting data processing is ensured; and the employability of the student is enhanced and the education quality of the school can be enhanced.

The invention relates to an electrostatic force and Ampere force driven power machine manufacturing and demonstrating method. The method is characterized in that an electrode plate, a rotating plate, a plastic turntable rotating shaft, a plastic turntable, a charge exchange brush, a permanent magnet and a high-voltage electrostatic power supply are mainly used; in an emphasized way, the electrode plate is a cylindrical surface metal conductor plate; the rotating plate is a nonferromagnetic metal conductor flat plate; the continuous electrostatic force driving is realized; and the current formed during the rotating plate and electrode plate charge exchange is converted into the Ampere force driving. The demonstration of several conditions including the position, relative to the circumference, of the electrode plate and the position, relative to the electrode plate, of the charge exchange brush is also realized; and through the experimental design, the cultivation on innovative spirit and practical ability of students is favorably promoted. The manufacturing is very simple and easy; the effect is obvious; more education functions are added in the teaching process; and the operation is significant work with development prospects.

The invention discloses a vehicle window glass automatic switching physical demonstration device and a vehicle window glass automatic switching physical demonstration method, and belongs to the physical experimental apparatus field. The vehicle window glass automatic switching physical demonstration device is mainly constituted by a temperature control switch, a window opening position controller, a storage battery, a direct current motor, a circuit switch rotating disc, an elastic switch, a magnet, a vehicle window glass elevating rack, and a piece of vehicle window glass. By reconstructing a glass syringe, a function of realizing temperature control over the turning of the direct current motor is provided, and a function of realizing the temperature control over the opening range limitation of the vehicle window glass is provided. The vehicle window glass is opened automatically for ventilation and cooling in high temperature environment in an unmanned parking flameout state, and the vehicle window glass is closed automatically in low temperature environment, and therefore casualties and fire hazards in the vehicle are effectively prevented. The above mentioned demonstration device and the above mentioned demonstration method are used for teaching, and then students are effectively cultivated to use local materials and learned physical knowledge to carry out creative training, and therefore obvious novelty, practicability, and creativity are provided, production is easy, a structure is concise, effect is obvious, and more teaching functions are provided for classroom teaching.

The invention discloses a method for making a rotary plate continuous rotation electrostatic power machine. The power machine mainly comprises an electrode plate, a rotary plate and a high-voltage electrostatic power supply, and is characterized in that the electrode plate comprises a plurality of even N metal conducting flat plates; the rotary plate comprises a plurality of positive integer M metal conducting flat plates with smooth surfaces and the same material and size; the positive integer M is a number M less than a number N and is a common divisor unequal to 1 and N; the electrode plate and the rotary plate are cut into the structure with the same comb shape; the width between the comb part of the electrode plate and the combs of the rotary plate is less than a gap width among the combs; the rotary plate can freely pass through the electrode plate during rotation; when the rotary plate is rotated to pass through the electrode plate, the top of the comb is just in contact with the bottom of the gap among the combs. The experimental design contributes to promoting cultivation of initiative spirit and practical ability of students. The method is extremely simple in manufacture and obvious in effects, is capable of increasing educational functions during teaching and is a significant operation with developed prospects.

The invention provides a static jump cylinder experiment instrument, and belongs to college physics teaching experiment instruments. The static jump cylinder experiment instrument is composed of a metal cylinder, a transparent square box and a plastic comb. The static jump cylinder experiment instrument is characterized in that the metal cylinder is a cylinder body made of tin foil paper; the transparent square box is a cuboid body formed by enclosure of transparent plastic pieces; the width of the plastic comb is not less than that of the transparent square box; the metal cylinder is placed in the transparent square box to be sealed. The static jump cylinder experiment instrument is different from the prior art, and the difference lies in that an aluminum foil metal ball is replaced by the metal cylinder, metal electrode plates are replaced by the transparent plastic pieces, and an independent high-voltage direct current power is not needed. The static jump cylinder experiment instrument has the advantages of being small in size, convenient to carry and operate, easy to manufacture and obvious in effect, more educating functions can be increased in the process of popularization in teaching, and good technical assurance is provided for people for further theoretical research.

An ampere force and electrostatic force driving power machine experimental instrument is mainly composed of an electrode plate, a rotating plate, a plastic turntable rotating shaft, a plastic turntable, a charge exchange brush, a permanent magnet and a high-voltage electrostatic power supply, and lays emphasis on the technologies of realizing the continuous electrostatic force driving via the electrode plate which is a cylindrical metal conductor plate and the rotating plate which is a nonferromagnetic metal conductor flat plate, and converting a current formed at the charge exchange of the rotating plate and the electrode plate into the ampere force driving. The experimental design facilitates promoting the cultivation of the innovation spirit and practical ability of the students better. The experimental instrument is very simple and easy to manufacture, is obvious in effect, adds more education functions in the teaching, and is a piece of work having great significance and development prospect.

The invention discloses a method for realizing dynamic imaging of radiation and contraction of a jellyfish-like image set. Two equal-size and long-strip-shaped plane mirrors are fixed on two plates ofeach movable hinge, an elastic belt can control the size of an included angle between the two plane mirrors and an overall position of the two plane mirrors in a space, and an extension line of a vertical intersecting line of a semi-circular instrument is fixed on a horizontal panel; an automatic vortex ring former is fixed on the horizontal panel, a movement direction of a vortex ring in the automatic vortex ring former is arranged on an extension surface of an equal-division surface of the included angle between the two long-strip-shaped plane mirrors, and an illuminating lamp is fixed on the horizontal panel; the method for controlling the different included angles and the space position between two plane mirrors at the elastic belt and researching the law of radiation and contractionmovement of the imaging by the movement of the jellyfish-like vortex ring with the alternately-changed movement direction generated by non-electric power for a long time is realized, the conception isingenious, the manufacture is extremely simple, the effect is obvious, and the method can be popularized to schools and universities and museums of science and technology.

The invention discloses a demonstration method for multiple basic contents of a charged body. The method mainly involves a direct current power supply, a high voltage direct current power supply, a high voltage direct current power supply electrode brush, a motor, a conductor hollow ball, a transparent insulating box, a magnetic conductive silicon steel cone, an aluminum foil column cylinder, a transparent insulating plastic column cylinder, an aluminum foil sheet and a small magnetic needle, and is characterized in that a rotating shaft of the motor is fixed to a hard insulating rod; the insulating rod is fixed to the conductor hollow ball; an axis extension line of the rotating shaft of the motor passes through the center of the conductor hollow ball; the motor, the direct current powersupply and the high voltage direct current power supply are all fixed at the bottom of the transparent insulating box; a direct current power supply switch K1 has a speed and direction adjustable switch function; and the magnetic silicon steel cone is a cone composed of magnetic conductive silicon steel sheets. The contents such as the electrostatic induction of the charged body, the magnetic effect of a convection current and the like can be demonstrated; manufacturing is simple and the effect is obvious; and more education functions are added during application to teaching.

The invention discloses a device and a method for demonstrating several basic contents of a rotating rigid body. The device mainly comprises a camera, white pebbles, equidistant helices, a piece of white paper and the like; the device is characterized in that the pebbles are white pebbles, wherein the surfaces of the pebbles are coated with small black square spots by equal spacing in a dot-matrixform; along long axes of the pebbles, the red equidistant helices are painted on the surfaces of the pebbles; top regions of the ends that curvature radii of the pebbles are great are coated by a blue stamp pad; and the white paper is stuck on a horizontal tabletop. During demonstrating, pictures of the pebbles on the white paper are recorded via a lens of the camera, the pebbles are placed on the white paper in a mode that the long axes are horizontally kept, and the pebbles are driven to do high-speed rotation around vertical axes through two hands, so that a track of the stamp pad, namelynutation and precession rules, can leave on the white paper, and such phenomenons that the helices around the long axes move along the long axes and the like can be observed; the device is simple andeasy to make and is obvious in effect; more educational functions can be increased when the device is applied to education; and the device can be also popularized in the field of science and educationinnovation.

The invention discloses a method for manufacturing a power machine driven by an Ampere force and an electrostatic force. The power machine is mainly formed by high-voltage electrode columns, a rotation plate, an Ampere force wire, an Ampere force power source, an electrode column, and a high-voltage static power source. The power machine is characterized in that there is an even number N of the high-voltage electrode columns, the rotation plate is formed by an even number N of same comb-like conductor plates, the Ampere force wire is formed by a plurality of enameled wires, the Ampere force wire is fixed on the rotation plate and two ends thereof are fixed on the upper and lower bottom surfaces of a plastic column; and the high-voltage electrode column is manufactured by a columnar permanent magnet magnetized perpendicular to the horizontal direction of an axis, and the cylindrical surface of the columnar permanent magnet is adhered with aluminium-foil paper, so the method of driving the power machine by the electrostatic force and the Ampere force is realized. Such experimental design is good for promoting the creative spirit of students and the practical ability culture. The method is novel and is easily realized, the effect is obvious, more education functions are increased in the teaching process, and the work has the significance and exploitable potential.