Rotary washing blockage relieving pipe cleaning device
A technology of pigging and unblocking, which is applied in the directions of cleaning hollow objects, cleaning methods and utensils, chemical instruments and methods, etc., can solve problems such as many hard dirt and easy to get stuck, and achieve the effect of saving energy consumption and avoiding trouble.
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[0016] Below in conjunction with accompanying drawing, the present invention will be further described:
[0017] Such as figure 1 , figure 2 , image 3 , Figure 4 , Figure 5 As shown, a rotary flushing and plugging removal pig of the present invention includes a main cylinder 2, an auxiliary cylinder 14, a pressure control valve 17, a rotary flushing mechanism, a scraper 3 and a leather cup 1 installed on the main shaft of the pig constitute. The auxiliary cylinder 14 is fixed on the front end of the main cylinder 2, the pressure control valve 17 is fixed in the inner cavity at the rear of the main cylinder 2, and the rotary flushing mechanism is installed on the auxiliary cylinder 14; the pressure control valve 17 passes through The support plate 15 is fixed on the inner wall of the pig main cylinder 2; the support plate 15 is a hollow structure; there is a second spring 16 for controlling pressure between the big end of the pressure control valve 17 and the support p...
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