Multifunctional upper limb rehabilitation exercise device

The invention discloses a multifunctional upper limb rehabilitation exercise device. Comprising a first grip balloon, a first three-way pipe, a first air guide pipe A, a first air guide pipe B, a first inflation arm band, a second grip balloon, a second three-way pipe, a second air guide pipe A, a second air guide pipe B and a second inflation arm band. The first end of the first three-way pipe is connected to the first grip balloon, the second end is connected to the first gas-guide pipe A, and the third end is connected to the first gas-guide pipe B; the first end of the second three-way pipe is connected to the second grip balloon, the second end is connected to the second gas-guide pipe A, and the third end is connected to the second gas-guide pipe B; the first inflatable arm band is provided with a plurality of first inflatable cavities A and first inflatable cavities B; the second inflatable arm band is provided with a plurality of second inflatable cavities A and second inflatable cavities B; the first