An OLED pixel circuit, comprising a driving module, a light emitting module and a short circuit protection module, wherein the driving module is coupled to a scan signal input terminal (GATE), a data signal input terminal (DATA), a first voltage terminal and the light emitting module respectively, and is configured to drive the light emitting module to emit light under control of the scan signal input terminal (GATE), the data signal input terminal (DATA) and the first voltage terminal; the light emitting module is further coupled to a second voltage terminal, and is configured to emit light under control of the driving module and the second voltage terminal; and the short circuit protection module is coupled to the driving module and the light emitting module, and is configured to control the driving module to be turned off when a short circuit occurs in the light emitting module, wherein the driving module comprises a first transistor, a first capacitor and a second transistor; a gate electrode of the first transistor is coupled to the scan signal input terminal (GATE), a first electrode of the first transistor is coupled to the data signal input terminal (DATA), and a second electrode of the first transistor is coupled to a gate electrode of the second transistor; a first electrode of the second transistor is coupled to the first voltage terminal, and a second electrode of the second transistor is coupled to the light emitting module; a first terminal of the first capacitor is coupled to the second electrode of the first transistor, and a second terminal of the first capacitor is coupled to the first electrode of the second transistor; and the second transistor is an N-type transistor: wherein the short circuit protection module comprises a third transistor and a second capacitor; each of a gate electrode of the third transistor and a first electrode of the third transistor is coupled to both the light emitting module and the driving module, and a second electrode of the third transistor is coupled to a first terminal of the second capacitor; a second terminal of the second capacitor is coupled to the driving module; and the third transistor is a P-type transistor, wherein the light emitting module comprises an OLED; the gate electrode of the third transistor is coupled to both the second electrode of the second transistor and an anode of the OLED, and the first electrode of the third transistor is coupled to both the second electrode of the second transistor and the anode of the OLED, and the cathode of the OLED is coupled to the second voltage terminal, and wherein the second terminal of the second capacitor is coupled to both the second electrode of the first transistor and the gate electrode of the second transistor. the driving module is coupled to a scan signal input terminal (GATE), a data signal input terminal (DATA), a first voltage terminal and the light emitting module respectively, and is configured to drive the light emitting module to emit light under control of the scan signal input terminal (GATE), the data signal input terminal (DATA) and the first voltage terminal; the light emitting module is further coupled to a second voltage terminal, and is configured to emit light under control of the driving module and the second voltage terminal; and the short circuit protection module is coupled to the driving module and the light emitting module, and is configured to control the driving module to be turned off when a short circuit occurs in the light emitting module, wherein the driving module comprises a first transistor, a first capacitor and a second transistor; a gate electrode of the first transistor is coupled to the scan signal input terminal (GATE), a first electrode of the first transistor is coupled to the data signal input terminal (DATA), and a second electrode of the first transistor is coupled to a gate electrode of the second transistor; a first electrode of the second transistor is coupled to the first voltage terminal, and a second electrode of the second transistor is coupled to the light emitting module; a first terminal of the first capacitor is coupled to the second electrode of the first transistor, and a second terminal of the first capacitor is coupled to the first electrode of the second transistor; and the second transistor is an N-type transistor: wherein the short circuit protection module comprises a third transistor and a second capacitor; each of a gate electrode of the third transistor and a first electrode of the third transistor is coupled to both the light emitting module and the driving module, and a second electrode of the third transistor is coupled to a first terminal of the second capacitor; a second terminal of the second capacitor is coupled to the driving module; and the third transistor is a P-type transistor, wherein the light emitting module comprises an OLED; the gate electrode of the third transistor is coupled to both the second electrode of the second transistor and an anode of the OLED, and the first electrode of the third transistor is coupled to both the second electrode of the second transistor and the anode of the OLED, and the cathode of the OLED is coupled to the second voltage terminal, and wherein the second terminal of the second capacitor is coupled to both the second electrode of the first transistor and the gate electrode of the second transistor.