The utility model relates to a pig house fecaluria separator, the pig house includes the gallery that the slant was arranged, the lower of gallery bottom surface is equipped with and oozes the urine groove, it installs urine collection pipe in the groove to ooze urine, separator is including the dung scraping plate who hugs closely gallery bottom surface and side, urine collection pipe includes the main part pipe, the setting is at the bottom plate and the apron of demountable installation in main part nose portion of main part socle portion, when installation urine collection pipe, the apron covers the top at the main part pipe, after the installation finishes, take off the apron, cover dung scraping plate in main part nose portion. Compared with the prior art, the utility model discloses a bottom at urine collection pipe sets up the bottom plate for urine collection pipe is easily controlled the position when the installation, guarantees that it is vertical setting that the leakage of urine stitches, avoids later stage dung scraping plate and leakage of urine seam extrusion and messenger's device destruction each other, and set up the detachable apron, prevent that cement causes urine collection pipe 's jam in leaking in urine collection pipe when installation urine collection pipe.