A foldable mobile terminal, comprising: a rotating shaft mechanism, the rotating shaft mechanism comprises: a main shaft body, comprising a shaft cover and first supports ; the shaft cover is fixedly connected to at least the first supports at two ends in a length direction of the shaft cover , and there is a cavity between the shaft cover and each of the first supports ; a floating plate , the floating plate is disposed at one side of the first support away from the shaft cover and extends from one end of the shaft cover to the other end of the shaft cover along the axial direction of the main shaft body; a connecting member , a first end of the connecting member is located in the cavity, a second end passes through a channel on the first support to connect the floating plate ; and an elastic support member , located in the cavity, the elastic support member is compressed between the first end of the connecting member and the first support when the foldable mobile terminal is in a flattened state, wherein the shaft cover is provided with a groove that faces an opening of the connecting member , and when the rotating shaft mechanism is in a folded state, under the action of a restoring force of the elastic support member , the first end of the connecting member abuts against a bottom of the groove or the floating plate abuts against the first support ; and the first end of the connecting member comprises a support surface facing the first support , wherein a lower end of the elastic support member is supported on the support surface and an upper end of elastic support member abuts against a bottom wall of the first support . a main shaft body, comprising a shaft cover and first supports ; the shaft cover is fixedly connected to at least the first supports at two ends in a length direction of the shaft cover , and there is a cavity between the shaft cover and each of the first supports ; a floating plate , the floating plate is disposed at one side of the first support away from the shaft cover and extends from one end of the shaft cover to the other end of the shaft cover along the axial direction of the main shaft body; a connecting member , a first end of the connecting member is located in the cavity, a second end passes through a channel on the first support to connect the floating plate ; and an elastic support member , located in the cavity, the elastic support member is compressed between the first end of the connecting member and the first support when the foldable mobile terminal is in a flattened state, wherein the shaft cover is provided with a groove that faces an opening of the connecting member , and when the rotating shaft mechanism is in a folded state, under the action of a restoring force of the elastic support member , the first end of the connecting member abuts against a bottom of the groove or the floating plate abuts against the first support ; and the first end of the connecting member comprises a support surface facing the first support , wherein a lower end of the elastic support member is supported on the support surface and an upper end of elastic support member abuts against a bottom wall of the first support . <EOS>