Installation foot and refrigerator having same

An installation foot, comprising:

• a support base, a part of which forms a first step portion and a second step portion;
• a roller wheel, rollably disposed below the second step portion;
• and
• an adjustment portion, provided with a screw rod and an adjustment rotary disc, the screw rod being rotatably disposed at the first step portion, and the adjustment rotary disc being fixedly connected to the screw rod or integrated with the screw rod to form a one-piece part so as to drive the screw rod to rotate;
• wherein the roller wheel comprises a wheel shaft extending in a horizontal direction, and a wheel body rotating around the wheel shaft;
• and
• the support base further comprises:
• a vertical connecting portion, a bottom end of which is connected to one end of the first step portion, and a top end of which is connected to one end of the second step portion, an interstice being reserved between the vertical connecting portion and the adjustment rotary disc;
• a lateral shaft connecting portion, extending downward from the second step portion and having a shaft hole for matching with the wheel shaft so as to enable the wheel shaft to be rotatably connected to the support base;
• and
• an upturned fulcrum portion, used for a connection with a bottom of an apparatus on which the installation foot is installed, the upturned fulcrum portion and the adjustment portion being located on both sides of the roller wheel, respectively;
• wherein the first step portion and the second step portion are disposed in turn in a horizontal direction;
• the upturned fulcrum portion comprises a plurality of hanging lugs, which are disposed on the second step portion or the lateral shaft connecting portion, and the plurality of hanging lugs are spaced in the horizontal direction;
• and
• an extending direction of the wheel shaft is parallel to a direction of a connecting line of the plurality of hanging lugs, and perpendicular to an arrangement direction of the first step portion and the second step portion.