2results about How to "Increase optionality" patented technology

The utility model belongs to the field of wind power generation technology, concretely relates to a kind of air cooling power module for reconstruction, including power unit frame, laminated busbar, IGBT module assembly, IGBT radiator, support capacitor array, IGBT drive board and alternating copper bar;IGBT radiator is fixed in power unit frame, and independent heat dissipation air cavity is formed by being respectively equipped with air inlet, air outlet air duct plate in upper and lower ends, IGBT module assembly is arranged in radiator base surface, and support capacitor array is fixed in heat inlet air cavity immediately adjacent to radiator air inlet entrance.This utility model can be compatible with installation net side, machine side different model IGBT device by optimizing structure layout, realize module generalization, reduce spare parts type and operation and maintenance cost;Support capacitor array is arranged at radiator air inlet, and the efficient heat dissipation of IGBT module and capacitor is realized simultaneously, reduce component temperature, prolong service life, simultaneously optimize laminated busbar and circuit layout, reduce stray inductance and electromagnetic interference, improve module operating stability and power density.

The utility model discloses a kind of for fork truck lithium ion power supply and the combination of different form counterweight, belong to fork truck power system and counterweight assembly technical field, including lithium ion power supply module, counterweight mounting bracket, multiple counterweight modules and quick locking mechanism;Lithium ion power supply module is set to fork truck chassis rear portion, a pair of handle is fixedly connected on the lithium ion power supply module;Counterweight mounting bracket is fixedly connected on the lithium ion power supply module;Multiple counterweight modules have different mass specifications, and standardization interface is detachably connected with the counterweight mounting bracket.Compared with prior art, the utility model is used for fork truck lithium ion power supply and the combination of different form counterweight, and installation is flexible and convenient, can greatly improve installation efficiency, facilitate subsequent maintenance;High integration, make full use of space, can be used according to customer different use scene, increase the selectability of user, more suitable for multiple model lithium battery power supply use.