| 摘要 |
A connecting piece for an air pump comprises a first connecting board and a second connecting board, and the bottom of the first connecting board is connected with the top of the second connecting board. A first mounting hole is set up on the first connecting board, and a compression chamber is mounted in the first mounting hole. A second mounting hole is set up on the second connecting board, and a power device is mounted in the second mounting hole. The first and second mounting holes are both through holes. The air pump includes a power device and a transmission device connected together via the connecting piece.
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