Bicycle recorder with extremely high stability

The invention relates to the technical field of automobile data recorders, in particular to a bicycle data recorder with extremely high stability. The invention provides the bicycle recorder which is used for reinforcing the connecting part of the automobile data recorder and the bicycle and preventing the automobile data recorder from rotating freely and is extremely high in stability. A bicycle recorder with extremely high stability comprises a bicycle rod, an upper clamping plate, a lower clamping plate and the like, the upper clamping plate is clamped to the upper portion of the middle of the bicycle rod, the lower clamping plate is clamped to the lower portion of the middle of the bicycle rod, the bottom of the upper clamping plate makes contact with the top of the lower clamping plate, and an arc-shaped groove is formed in the upper portion of the upper clamping plate. Through threaded connection of the upper clamping plate, the lower clamping plate and the screw rod, threaded matching of the screw rod