Radial locking device special for blowdown grab for sewer
A technology for locking devices and sewers, applied in water supply devices, waterway systems, buildings, etc., can solve problems such as low work efficiency, slow cleaning speed, and difficult operation, and achieve high work efficiency, fast cleaning speed, and easy operation
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[0017] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention will be further explained below in conjunction with specific drawings. It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other if there is no conflict.
[0018] Such as Figure 1 to Figure 7 As shown, a special radial locking device for sewer decontamination grabs includes a top cover 1, a locking box 2, a hydraulic cylinder 3, a flange 4, a fixing block 5 and four locking branches 6. The The top cover 1 includes a cross-shaped cover plate 11, an upper T-shaped mounting column 12 and four No. 1 sector blocks 13. The upper T-shaped mounting column 12 is a hollow cylindrical structure, and the upper end surface of the upper T-shaped mounting column 12 is along the top cover 1. There are four upper mounting holes symmetrically arranged on the central axis of th...
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