Sealing device of underwater test force measuring balance and use method of sealing device
A technology for sealing devices and force-measuring balances, which is applied to measuring devices, measuring fluid pressure, and measuring the rate of increase and deceleration of fluids. Waterlogging, water seepage and other problems, achieve the effect of low cost of watertight structure, good watertight effect, and ensure the effect of measurement accuracy
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[0043] The specific embodiments of the present invention will be described below with reference to the accompanying drawings.
[0044] like figure 1 , figure 2 , image 3 and Figure 5 As shown, a sealing device for an underwater test force-measuring balance in this embodiment includes a watertight box 1 with an upper opening, and the open end of the watertight box 1 is sealed and equipped with a cover plate 2 to form an inflatable cavity, which penetrates the cover plate 2 up and down. A balance support rod 7 is installed, the bottom end of the balance support rod 7 extends into the watertight box 1, and a force measuring balance 3 is installed between the bottom of the balance support rod 7 and the inner wall surface of the watertight box 1; the outer wall surface of the balance support rod 7 and the cover plate There is a distance between 2 and the outer wall surface of the balance support rod 7 is fitted with a flexible sealing sleeve 6, the bottom edge of the flexible...
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