Temporary end plug for prefabricated diaphragm wall

The utility model discloses a prefabricated diaphragm wall temporary end plug which comprises a plug body, a pair of clamping plates and a pair of plug strips, and the plug body is used for abutting against the end of a prefabricated diaphragm wall to be spliced; the two clamping plates are connected to the two ends, in the thickness direction of the to-be-spliced prefabricated diaphragm wall, of the plug body correspondingly, and a containing cavity used for allowing the ends of the to-be-spliced prefabricated diaphragm wall to be clamped in is formed between the two clamping plates. The two blocking strips are detachably mounted on the sides, close to each other, of the two clamping plates correspondingly, and the two blocking strips are used for being clamped in clamping grooves pre-formed in the prefabricated diaphragm wall to be spliced; baffles are arranged on the sides, away from the blocking strip, of the two clamping plates, one sides of the baffles are detachably installed on the clamping plates, an