91 results about "Popular science" patented technology

The invention relates to the technical field of virtual reality, in particular to a virtual interaction display system and a virtual interaction display method for agricultural products based on an augmented-reality technology. An interaction module is used by a visitor for selecting an agricultural product type and a display content type; an acquisition module is for acquiring selection information of the interaction module; an identification module is used for identifying the selection information; and a drawing module is used for selecting display contents from a database module according to an identification result fed back by the identification module and displaying on a display terminal. Due to the adoption of the virtual interaction display system and the virtual interaction display method, the application requirements of introduction, promotion, popular science education and the like on specific agricultural products can be met, and the field display interest and appeal of the agricultural products are enhanced; and meanwhile, the virtual interaction display system and the virtual interaction display method have the characteristics of easiness, practicability and capability of flexibly expanding display contents.

The invention discloses a meteorological popular science robot system with obvious characteristics, which comprises a multifunctional robot carrier and a remote interactive platform, wherein the robot carrier is in an open hardware/software architecture in a modular design mode; wireless remote control and information transmission are supported; the functions of independent movement, barrier avoidance, identification of human faces, human-computer dialogue and the like can be realized; a meteorological sensor of a sensing module can be used for collecting meteorological elements of temperature, humidity, wind directions, wind speed, air pressure, rainfall, radiation degree and the like in real time, processing through a voice module and then broadcasting; simultaneously, the remote interactive platform can exchange with robot carrier information, and also has a repository inquiring function. The whole system allows a robot to move in an indoor or outdoor environment; the system can be widely applied for various popular science exhibits and guest reception; and the system is extended to be combined with meteorological services and can be significantly applied for the fields of meteorological popular science propaganda and exhibition.

The invention discloses a multi-dimensional fault dynamic demonstration model device, which belongs to the field of geology model demonstration devices. The multi-dimensional fault dynamic demonstration model device comprises a base; the base is sequentially provided with a transverse adjustment mechanism, three groups of vertical displacement adjustment mechanisms and an angle displacement adjustment mechanism respectively; the transverse adjustment mechanism, the three groups of vertical displacement adjustment mechanisms and the angle displacement adjustment mechanism are respectively provided with a strike-slip fault adjustable mobile support, three groups of normal fault-reverse fault adjustable mobile supports and an over-thrust adjustable mobile support arranged in sequence; and upper ends of the strike-slip fault adjustable mobile support, the three groups of normal fault-reverse fault adjustable mobile supports and the over-thrust adjustable mobile support are sequentially and correspondingly provided with fault regions processed and formed through plastic material. An inflexible and abstract previous fault geologic model demonstration process can be avoided, time and space changes, a force-bearing process and a development result of the fault happening process are represented intuitively, and the multi-dimensional fault dynamic demonstration model device can be applied to teaching demonstration for college mineral and geology specialty and popular science education demands for children.

The present invention relates to a mehtod for raising ornamental and popular science silkworm by using artificial feed, which is characterized by that said invention adopts scale production method toraise small silkworms into large silkworms, then distributes them together with sterilized wet artificial feed, special feeding device and feeding observation manual to silkgrowers to teen-ager respectively to raise them, so that it can make silkgrowers to teen-ager not only enjoy the silkworms, but also obverse their growth and development process to easily obtain popular science knowledge.

The invention provides an online ordering food safety supervision mode, which is mainly used for the supervision of food safety risks and hidden dangers in the network ordering process. The supervision mode is characterized in that the supervision mode comprises a main object, and a critical control point, the main object comprises a catering processing enterprise, a logistics enterprise, a third-party ordering platform and a consumer, and the critical control point includes a first critical control point, a second critical control point, a third critical control point, and a fourth critical control point. The mode can fully cooperate with an enterprise and the third party Internet platform, also can take the road of mutual cooperation and participate in the food safety society co-governance such as popular science propaganda and big data management by utilizing the advantages and channels of the invention, and will play a twice the result with half the effort to solve the food safetyproblem.

The invention relates to a science experiment method for verifying the Pythagorean theorem. A semi-circle O1 is made by taking a line AB as the radius, and a circle O2 is made by taking a point E as the circle center and a line AE as the radius; a point C is arbitrarily selected on the semi-circle O1; a line AC extends to obtain a point G, and a line BC extends to obtain a point D; the line AB is taken as a side to make a first square frame body; the line AC and the line DC are taken as the sides to make a second square frame body, the line BC and the line GC are taken as the sides to make a third square frame body, wherein, the depths of the all the frame bodies are equal; the first square frame body, the second square frame body and the third square frame body are filled with flowing presentations, the point C is moved on the circle O1, the point D and the point G are moved on the circle O2, and the accommodating areas of the second square frame body and the third square frame body correspondingly change along with the movement of the point C, the point D and the point G; and the presentations filled in the second square frame body and the third square frame body are mutually changed or flow. The invention can be used for demonstrating the intuitively reflected Pythagorean theorem when the two right angle sides continuously change under the condition without changing one bevel side.

The invention discloses a wind tunnel-free Magnus effect demonstrating experiment device, which comprises a cylinder turntable, a turntable sliding rail, a turntable support directional moving wheel and a forced rotating shaft, and also comprises a water storage tank, a one-way water inlet tube, an air inlet control valve, a first level splitter plate, a second level splitter plate, a third level splitter plate and a back pressure energy dissipation plate. Compared with the prior art, the wind tunnel-free Magnus effect demonstrating experiment device has the advantages of obvious dynamic effect, high visualization degree, no sound pollution, stable flow state, low cost, small power consumption and small volume, and is suitable to be popularized in a hydraulic power and fluid laboratory of the university, a hydraulic power and fluid laboratory of the research institution and a science palace for popular science education.

The invention discloses an electrical fire scene experience device and a control method thereof. The device comprises a power supply control unit, a fault unit, a wiring system, a combustion pond and a fire extinguish unit. The power supply control unit is connected with the fault unit through the wiring system and used for providing needed voltage and current for the fault unit; the fault unit comprises a plurality of fault setting circuits, and each fault setting circuit corresponds to one fault mode; inflammable matter is arranged in the combustion pond, and fault contacts of the fault unit are arranged in the combustion pond; the fire extinguish unit is arranged on one side of the combustion pond. The method includes the steps of setting a fault mode, connecting a power supply to trigger a faulty electric arc, igniting the inflammable matter in the combustion pond, meanwhile, sending a warning signal through monitoring and data collection and comparison of the combustion pond, and then carrying out fire extinguish with a fire extinguisher in the fire extinguish unit. By means of the device and method, electrical fire experiment simulation is carried out, and fire fighting training class popular science education can be carried out.

A teaching and science popularization celestial globe of the invention relates to the fields of education technology, astronomy and science, school education and teaching of earth and space science, urban and rural science popularization, and celestial space research, and aims to solve the problem that astronomy and geography teaching in universities, middle schools and primary schools lacks planet space teaching instruments as well as design schemes and technologies for celestial globe manufacturing and using. The teaching and science popularization celestial globe is composed of a four-color map globe (1), a transparent celestial globe (2), an equatorial longitude large disc (3), a double-lug bow-shaped latitude half disc (4), a celestial axis (5), two metal circular-hole plain cushions (6), two rubber sleeves (7), and a base (8). The teaching and science popularization celestial globe is used for demonstrating the Tropic of Cancer and the Tropic of Capricorn of a globe, the celestial equator, the ecliptic, the moon's path, the celestial equator dividing line and the longitude and latitude space model on a celestial globe, the 24 solar terms in geography, 88 constellations in the starry sky, the approximate locations of stars and planets of 28 constellations of Chinese asterism, and teaching and science popularization of natural phenomena in knowledge of the 88 constellations in astronomy and earth and space sciences.

The invention discloses a digital planetarium which is characterized by comprising a dome (1); a projection machine (4) is arranged below the dome (1); the image input end of the projection machine (4) is connected with the image output end of a computer (5); and the image output end of the projection machine (4) is connected with a fish-eye lens (2) arranged right under the dome (1). Due to the adoption of a projection technique, all astronomical phenomenon and astronomical popular science teaching programs can be played; the digital planetarium is simple in structure and low in price, not only can be used for demonstrating various starry sky motions which can be demonstrated by an optical planetarium, but also can be used for demonstrating almost all astronomical phenomena which cannot be simulated and demonstrated in real time by the optical planetarium. In addition, the digital planetarium is also a dome cinema system and can play dynamic digital dome programs.

The invention discloses a multimedia interactive science popularization device. Multiple interactive modules are arranged on a platform; each interactive module comprises a first display and a touch sensor; the first display is corresponding to the touch sensor; a display module is arranged at one side of the platform; the display module comprises multiple second displays; and each second display is corresponding to one touch sensor. In an initial state, the first display displays a first image, the second display displays a second image, when the touch sensor detects contact of an external object, a touch sensing signal is sent to a signal processor, the signal processor controls the first display corresponding to the touch sensor to display a third image and controls the second display corresponding to the touch sensor to display a fourth image, and thus, interaction between an experience person and the display module is realized, the interactive experience of the user is improved, the popular science content is learnt, and the science popularization purpose is achieved.

The invention provides a children mobile phone map prototype system, relating to the fields of man-machine interaction, children psychology and geographic information systems. The children mobile phone map prototype system comprises a map mode and a map-based game mode, wherein the map mode provides the functions of magnification, reduction, roaming, positioning, route planning, peripheral searching, family contact and the like, the map prototype system is properly simplified for children as compared with the common mobile phone map in the aspect of functions, and thematic data concerned by children is specifically described in the aspect of map data; and the game mode comprises a jigsaw game and a map recognition game, map related popular science is introduced, children become the subject of activities, the initiative and the creativity of children are exerted, and the interest of children to learn map knowledge is stimulated. Through the prototype system, the spatial visualization, the logic thinking ability and the cognizance ability of children can be developed.

The invention relates to a health management method and a system thereof. The method comprises the steps of acquiring basic information and medical record information of a cardiovascular and cerebrovascular disease patient, and current condition information; according to the basic information, the medical record information and the current condition information and pre-stored popular science knowledge of cardiovascular and cerebrovascular disease factors, determining a health management plan of the cardiovascular and cerebrovascular disease patient; pushing and displaying the health managementplan. According to the health management method and the system thereof, according to the acquired basic information, the medical record information, the current condition information and the pre-stored popular science knowledge of the cardiovascular and cerebrovascular disease factors, the health management plan of the cardiovascular and cerebrovascular disease patient is determined; and furthermore the health management plan is pushed and displayed. Furthermore, based on different disease types, different medical channels are determined for the cardiovascular and cerebrovascular disease patient, thereby supplying a reasonable and effective health management service for the cardiovascular and cerebrovascular disease patient, realizing scientific triage, sufficiently using a medical resource and effectively saving the medical resource.

A graph-text toilet paper comprises a disposable toilet paper body, one or two sides of which are provided with texts or graphs or both. The toilet paper can be any one out of a superposed toilet paper, a disposable paper towel or a roll toilet paper; furthermore, the toilet paper body can have single layer or dual-layer or multi-layer; the text relates to English studies, entertainment and diversion, elaborate works and essays, favorite quotations, popular science propaganda, law popularization, sports, finance and economics, advertisement propaganda and other beneficial contents; the text can belong to various nations or Braille; and the graph relates to characters, famous scenery, famous cars, animals, flowers and bonsai and other contents rich in aesthetic feeling. The text or the graph is printed on the toilet paper body by a printing ink or a pigment meeting the sanitary requirement; furthermore, the text or the graph can be planar, convex and concave or both; and the convex text character of the Braille is printed on the toilet paper body. The toilet paper has two functions and meets the learning and spirit requirements of human.

The invention discloses a laser celestial globe which takes a diode as a basic light source to generate starry sky images and can carry out starry sky effect demonstration indoors in any lighting condition because of adopting a special point light source. Because of miniaturization of a dome and foldable type, the invention can carry out demonstration in places with common space, such as classrooms, laboratories, and the like. A constellation projection device has special mechanical design, a constellation projection ball is driven by an engine to simulate the rotation of starry sky and a projection star map can be regulated according to latitude to dynamically demonstrate the position change of stars, thereby the invention can satisfy the demands that people in different latitude areas can study the relation between starry sky apparent motion change and earth rotation and greatly satisfies the scientific inquiry desire of observers. Due to the specialization of the light source, no need for avoiding light in a demonstration environment, miniaturization, the foldable design of the dome and the low manufacturing cost, the invention is very easy to truly popularize astronomy popular science education in common middle and primary schools.

The invention belongs to the technical field of popular science display, specifically relates to a manufacturing method for early embryo presentation model of mouse. The method comprises the steps of fetching newly born mouse with 8.5 days of gestational age, putting the mouse in 4% of PFA for 24h, preparing 200ml and 1% of agar, pouring the agar in a glass dish after being heated and melted by a microwave oven, putting the mouse specimen in the agar in semi-solidified state, cutting the specimen with the agar by the blade after the agar is completely solidified, putting the specimen into a transparent glass specimen bottle, pouring 4% of PFA in the specimen bottle for long-term storage. The embryo model is prepared by living body fixing method, agar and 4% of PFA, and then the mouse embryo in different stages can be presented vividly and completely in the manner of real specimen.

The invention discloses a popular science wall board based on signal recognition. Multiple recognition areas are arranged on the wall body; each recognition area is provided with a supporting piece, a recognition module, a first indication lamp, a second indication lamp and a driving assembly; a sensing board is detachably arranged on the wall body via the supporting piece; a data chip is arranged on the sensing board; the data chip is internally provided with data information recognized by the recognition module; when the data information in the data chip of the sensing board recognized by the recognition module is matched with preset recognition information, a signal processor controls the first indication lamp to emit light; when the data information in the data chip of the sensing board recognized by the recognition module is not matched with the preset recognition information, the signal processor controls the second indication lamp to emit light; and the driving assembly is controlled to drive the supporting piece to move to enable the sensing board to be separated from the supporting piece. Through the optimally-designed popular science wall board based on signal recognition, the user interactive experience is enhanced, the user use interests are improved, and the user can know the popular science knowledge more intuitively.

The invention relates to the technical field of science popularization education, and in particular relates to an inertia centrifugal phenomenon presentation device suitable for a science popularization venue. The device comprises a control cabinet and a rope throwing mechanism arranged above the control cabinet, wherein the rope throwing mechanism comprises a motor, a rope, a rope outlet, a rope pressing module and a handle; and the control cabinet comprises a single chip and a frequency converter, the single chip is used for setting parameters, and the frequency converter is used for controlling the rotating speed of the motor. The device disclosed by the invention is simple in operation and easy to maintain, the audience can visually observe the inertia and centrifugal force of the rope in the movement process through different rope throwing modes of the rope throwing mechanism, and thus the device is suitable for conveniently popularizing the inertia knowledge for the audience in the science popularization venue.

The invention relates to an adjusting method of a micro-telescope, which realizes the close observation through the displacement adjustment or the common adjustment of the displacement and the angle. The adjusting method is mainly applicable to the field of the binocular telescope. Compared with the conventional binocular telescope, the distance observation is not different, but a very close object can be clearly seen when in the close observation; moreover, the overlapping of the left and the right viewing field rings still can be seen, so the observation effect is improved. The adjusting method is not only applicable to the binocular telescope products of all types, but also can be applicable to the optical instruments of the close binocular observation, and the object in a distance of 0.3 to 0.4 m can be observed. The telescope can be used for the outdoor view for observing the insects. Besides being used as an ordinary telescope, the telescope is also suitable for being used as a popular science teaching aid of the adolescent and as an observation instrument for the insect amateur or the outdoor sports amateur. The telescope has promising market prospect.

The invention relates to a game playing method and system for a science popularization online game. The game is a science popularization game based on information exchange and processing technology ofthe Internet, and belongs to the field of science popularization and cultural entertainments. According to the game playing method and system for the science popularization online game, based on requirements of the 'Implementation Plan for the National Science Quality Action Plan Outline (2016-2020)' promulgated by the State Council on 'Promoting science popularization game development and increasing popularization of science popularization games', taking 'providing the greatest contribution to human development and progress' as reference standard, by adopting the form that game players makerecommendations for scientists to enter the 'science hall', coupled with the incentive mechanism of rewarding the game players leading in successfully recommending the scientists, the scientists are designed into stars so that the game players can learn contributions for human made by the scientists and the invention-creation processes by picking the stars, and according to the understanding and willingness of the players, the scientists are selected into the 'science palace' to satisfy people's lofty sentiments and aspirations of 'talking passionately about important matters'.

The invention provides a popular science knowledge interactive displaying method and device; the method comprises the following steps: obtaining popular science knowledge of show pieces, building a database, and making a three dimensional model; carrying out UV expansion on the three dimensional model so as to obtain an expansion view; importing the database, the three dimensional model and the expansion view into a virtual scene built by an Unity engine, and building connecting relations between the three dimensional model and the expansion view/database respectively; collecting show piece patterns on an image identification card, and matching the corresponding three dimensional model; displaying and capturing the corresponding three dimensional model in the virtual scene; if the three dimensional model is captured, displaying the popular science knowledge and the expansion view corresponding to the captured three dimensional model in the database through the corresponding connections. The method and device can realize user interactions, thus improving user interaction experience feelings, and increasing user interests of absorbing popular science knowledge.

The invention discloses an interactive science popularization method based on a mobile terminal. The interactive science popularization method can be completely achieved by the mobile terminal, internet and a cloud server based on a mobile phone with APP. A popular science knowledge database and a user information database are arranged in the cloud server. A user can achieve information communication with the cloud server through the mobile phone APP and the internet, and obtain the popular science knowledge provided by the server. The server records the length of studying time and studying effects of the user, and ranks the records of the user and the records of the friends of the user, therefore, the interest in obtaining popular science information of the user is improved, and the efficiency of pushing forward the science popularization work is improved.

The invention discloses a multi-channel distribution system and method of a popular science resource. The system comprises a bottom popular science resource management module, which is used for adding, deleting and modifying data tables of resources from different sources in heterogeneous databases to ensure the updating of requested resources; a popular science resource database comprising a plurality of databases for storing different popular science resource data; a logical distribution process layer used for establishing a data distribution middleware, receiving different data requests ofa plurality of terminal, requesting distribution of unified resource data to that plurality of terminals, and uniformly distributing data in the unified resource database to the different terminals; apush terminal which includes a plurality of terminals for requesting different data, and sends the different data requests to a logical distribution processing module. The invention solves the problem that a plurality of heterogeneous data encountered in the traditional scheme cannot be distributed and shared to a plurality of terminals, and the unified data middleware compiled according to different data updating modes greatly simplifies the request flow and improves the system distribution performance.

The invention discloses a discrete random variable distribution function demonstration and image drawing instrument. The invention aims to provide a discrete random variable distribution function demonstration and image drawing instrument which can quickly display a distribution rule that a discrete random variable takes any data through the level heights in a plurality of liquid measuring cups, can accumulate liquid in all the measuring cups together in sequence to show that the distribution function is the ordered accumulation of probability and the right continuity and can draw an image ofthe distribution function and the like. The discrete random variable distribution function demonstration and image drawing instrument comprises a support frame, a transverse plate slide rail, a sliding block baffle, a drawing board, a probability display, a function accumulator, a piston paintbrush, a connecting guide pipe, a control rod and a counterweight box. The demonstration instrument has the benefits that the operation is simple, all demonstrations and graphics can be completed only by pushing the control rod, and the applicability is strong; the discrete random variable distribution function demonstration and image drawing instrument can be used for calculation, demonstration and drawing in any perspective on various occasions and is suitable for teacher teaching, student learningand popular science.

The invention discloses a composite multimedia popular science display system with linked primary and secondary screens. The composite multimedia popular science display system consists of four subsystems, namely, a background management subsystem consisting of a computer server as well as a main control program and a database run on the computer server, a primary screen subsystem consisting of a plurality of large-screen displays or projection screens and auxiliary computer hardware, an image acquisition subsystem consisting of a plurality of high-definition cameras, and a secondary screen subsystem consisting of a plurality of small-screen ultrathin displays and auxiliary computer hardware. Image visual elements can run freely in different image playing spaces through multi-screen matching and virtual-real fusion in order to attract the attention of visitors and stimulate the interest of the visitors to displayed popular science knowledge, so that the problem of poor abundance of a multimedia display technology in the national science popularization education is solved.