Shell structure, massage machine core and massage equipment

The utility model is suitable for the field of massage instruments, and discloses a shell structure, a massage machine core and massage equipment. The shell structure is applied to the massage machine core and comprises a motor mounting shell and a supporting shell. The motor mounting shell is provided with a motor cavity, and the motor mounting shell extends in the first direction and is used for mounting a motor with a motor shaft extending in the first direction. The supporting shell is provided with an installation cavity, the interior of the installation cavity is used for installing a transmission assembly in transmission connection with a motor shaft, the supporting shell is provided with an output shaft installation position, the output shaft installation position is used for installing an output shaft which extends in the second direction and is in transmission connection with the transmission assembly, and the motor installation shell is connected to the supporting shell. Wherein the first direction