Air bag pipe sealing element
A pipeline sealing, airbag technology, applied in the direction of pipes/pipe joints/fittings, pipes, mechanical equipment, etc., can solve the problem of increasing groundwater leakage, and achieve the effect of improved sealing performance, compact structure and good sealing effect.
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[0025] Example: such as Figure 1-7 As shown, an air-bag type pipe seal includes a sealing sleeve 10, a sealing flange 20, and an air bag 30. The sealing flange 20 is fixedly connected to the opening of an underground container 70 and is penetrated from the outside of the underground container. To the inner side of the underground container, the underground pipe 80 penetrates the inside of the sealing flange 20, and a containing groove 21 is provided between the underground pipe 80 and the sealing flange, and the airbag 30 is placed in the containing groove 21 and sealed It is sleeved in the underground pipeline 80, and a sealing sleeve 10 is sleeved on the sealing flanges 20 located inside and outside the underground container. The sealing sleeve 10 is used to seal the gap between the sealing flange and the underground pipeline 80. The sealing sleeve 10 is an integrally formed rubber part, and the sealing flange 20 is an integrally formed polyethylene part. The seal 100 inclu...
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