Motor reducer of windscreen wiper

The present invention proposes a wiper motor reducer, comprising: a housing defining an internal chamber (111) therein; the worm (131) and the worm gear (132) are arranged in the inner cavity (111) and meshed with each other; wherein the inner cavity (111) comprises a first cavity part (112) used for containing the worm (131) and a second cavity part (113) located above the upper surface of the worm gear (132), the windscreen wiper motor speed reducer further comprises a spacing mechanism arranged in the inner cavity (111), the spacing mechanism comprises at least one isolation plate, and the isolation plate is arranged in the inner cavity (111). The partition plate is positioned between the first chamber portion (112) and the second chamber portion (113) and has an end adjacent to an engagement region of the worm (131) and the worm wheel (132). 本发明提出了雨刮器电机减速器，其包括：壳体，所述壳体在内部限定内部腔室(111)；和设置在所述内部腔室(111)内的彼此啮合的蜗杆(131)和蜗轮(132)；其中，所述内部腔室(111)包括用于容纳所述蜗杆(131)的第一腔室部分(112)以及位于所述蜗轮(132)的上表面的上方的第二腔室部分(113)，并且其中，所述雨刮器电机减