Sealing cover sealing device of storage tank
A sealing device and storage tank technology, which is applied in the field of oil and gas storage tank sealing, can solve problems such as sealing ring fire, sealing ring burning, and insufficient air tightness, and achieve the effects of enhanced sealing performance, easy installation, and simple structure
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[0043] The present invention will be further described below in conjunction with the drawings.
[0044] Such as figure 1 As shown, the storage tank capping and sealing device provided according to the present invention includes a first sealing assembly 30 located in the gap between the tank wall 8 and the cap 9 of the storage tank. The first sealing assembly 30 includes a sealing bag 7 connected to the cover 9 and a flexible sealing ring 6 contained in the sealing bag 7, between the flexible sealing ring 6 and the tank wall 8 and the flexible sealing ring There is a squeezing effect between 6 and the cover 9.
[0045] In the process of oil and gas exploitation, processing, application, storage and sales, it is inevitable to contain or store volatile petroleum products such as crude oil, gasoline or kerosene in storage tanks. For flammable and explosive products, the tightness of the storage tank is extremely important. For example, how to improve the sealing between the tank wal...
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