Connector stability detection circuit and device

The utility model discloses a connector stability detection circuit and device. The connector stability detection circuit comprises a power supply module, three operational amplifier circuits and a measurement module, wherein the positive electrode and the negative electrode of the power supply module are respectively connected with a grounding contact and a power supply contact in a first main body connector of the electronic equipment, and the power supply module is used for providing a direct-current power supply and detecting loop current; the three operational amplifier circuits respectively collect and amplify the pressure difference between a power line and a ground wire which are correspondingly connected with the grounding contact and the power supply contact in the electronic equipment, collect and amplify the pressure difference between the power line and a reference ground, and collect and amplify the pressure difference between the ground wire and the reference ground; the measuring module receiv