Leak-proof metering urine collector

The invention discloses a leak-proof metering urine collector, comprising a cotton underwear, a plastic balloon, a drainage tube, and a metering urine collection bag. The cotton underwear is provided with a waist and two legs. The edge of the waist and the edges of the legs are provided with laces. The front end of the cotton underwear is provided with an oval opening, the edge of the oval opening is provided with an edge banding, and the edge banding is provided with a snap fastener. The upper end of the plastic balloon is provided with a hasp matching the snap fastener on the edge banding, and the lower end of the plastic balloon is connected with a plastic cylindrical shell. The upper end of the plastic cylindrical shell is communicated with the plastic balloon, the lower end of the plastic cylindrical shell is provided with a connecting tube, and the connecting tube is provided with a valve. The two ends of the drainage tube are respectively connected with the connecting tube and the metering urine collection bag. Through the scheme, a more reliable external continuous urine drainage means is provided for patients with urinary incontinence, and the urine collector is convenient to use and has a wide scope of applications.