The utility model has the advantages of simple structure, low cost, convenient application, no occupation of wall space and greatly facilitating human to enjoy the double faced picture.
本实用新型结构简单，成本低，使用方便，且不占用墙壁空间，极大地方便了人们欣赏双面画。
Compact structure, integrated motor and pump and small volume. Vertical structure contributes to small occupation space for installation, smooth operation, and installation with no need of adjustment.
泵结构紧凑，机泵一体化，体积小。其立式结构具有安装占地面积小，运行平稳，安装无需调整。
Compact structure, integrated motor and pump and small volume. Vertical structure contributes to small occupation space for installation, smooth operation, and installation with no need of adjustment.
泵结构紧凑，机泵一体化，体积小。其立式结构具有安装占地面积小，运行平稳，安装无需调整。
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