05-06-2020 дата публикации
Номер: CN0210687429U
The utility model discloses an excrement inlet sealing pipe of a septic tank. The utility model belongs to the technical field of septic tanks, septic tank system, the septic tank system comprises a squatting pan, a sealing pipe and a septic tank, the sealing pipe is composed of a first pipe body and a second pipe body, a sealing mechanism is arranged between the first pipe body and the second pipe body, and the sealing mechanism comprises a check ring, a first sealing ring, an installation ring, a first annular groove, a second sealing ring, a second annular groove and an annular protruding block. According to the utility model, the sealing mechanism is arranged therebetween; a first sealing ring and a second sealing ring in the sealing mechanism between the first pipe body and the secondpipe body can improve the connection sealing performance of the pipe bodies; odor is prevented from leaking from the connecting position of the pipe bodies and entering a toilet, meanwhile, a large amount ...
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