A kind of gas tightness detection means of casing joint

A kind of gas tightness detection means of casing joint

  • CN 107,314,869 A
  • Filed: 07/06/2017
  • Published: 11/03/2017
  • Est. Priority Date: 07/06/2017
  • Status: Active Grant
First Claim
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1. a kind of gas tightness detection means of casing joint, it is characterised in that including cylinder (6) and be arranged on the cylinder(6) stomata (37) and the air flue (36) communicated with air bag (7) are provided with the air bag (7) at inner chamber two ends, the cylinder (6),The air flue (36) connects the air bag (7) and the cylinder (6) outer wall, and the stomata (37) connects two air bags (7)Between cylinder (6) inner chamber and cylinder (6) outer wall.

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