3results about How to "Stimulate interest in learning" patented technology

The utility model relates to the field of diesel engine crankshaft parts, in particular to a crankshaft of a diesel engine for teaching. The crankshaft of the diesel engine for teaching comprises a support, mounting grooves and clamping jaws, the top of the support is rotationally connected with a crankshaft body, the middle of the support is fixedly connected with a cross rod, a tank is mounted on the cross rod, the mounting grooves are symmetrically formed in the crankshaft body, balancing weights are mounted in the mounting grooves, and the two clamping jaws are symmetrically mounted at the bottom of the support. According to the utility model, the mounting seat and the balancing weight are arranged on the crankshaft body, and the motor is combined to drive the crankshaft to rotate, so that the state change of the crankshaft in the movement process can be intuitively displayed; meanwhile, the transparent tank body on the cross beam and the shaking condition of clear water in the transparent tank body can clearly reflect the uniformity of the crankshaft counterweight and whether defects exist or not, so that students are helped to better understand the importance of the crankshaft balance.

The utility model discloses a building block type battery module structure and combination device, building block type battery module structure includes battery module building block unit, battery module building block unit includes the module body with installation cavity, at least two convex parts, at least two recesses and be used for accommodating the accommodation cylinder of power supply, the convex part includes the first containing groove of accommodation electromagnet, the recess includes the second containing groove of accommodation electromagnet, the electromagnet in first containing groove is connected with the power supply anode in accommodation cylinder through copper foil, the electromagnet in second containing groove is connected with the power supply cathode in accommodation cylinder through copper foil, the outer diameter of convex part is equal with the inner diameter of recess. The utility model can be connected through the mechanical interlocking mode between independent type's battery module building block unit, and further realizes the series connection (step -up) or parallel connection (expansion) of battery module, can flexibly adjust the voltage and capacity of power supply, to satisfy different demands.

The application discloses a kind of cardiovascular disease prevention and treatment intelligent popular science platform, it is related to medical health and intelligent information processing technical field.The platform contains user portrait, popular science content library, intelligent push, interactive learning, effect evaluation and data security management module, each module realizes data interaction by data interface.User portrait module gathers multidimensional information to construct accurate portrait;Popular science content library module integrates authoritative resources to construct multi-type hierarchical library;Intelligent push module realizes personalized push based on portrait;Interactive learning module improves participation in various interactive forms;Effect evaluation module constructs model through multidimensional data, generates evaluation report and pushes reinforcement content;Data security management module guarantees data security and user privacy.The application solves the problems of poor targeting, single form and other problems of existing popular science, improves the accuracy and effectiveness of popular science, provides comprehensive, scientific and convenient popular science services for the public to prevent and treat cardiovascular diseases, and helps to effectively prevent and treat diseases.