Safety self-locking quick joint
A self-locking and fast technology, applied in mechanical equipment, couplings, etc., can solve the problems of lack of self-locking device, insufficient stability, and no safety effect, and achieve high work efficiency and good sealing effect.
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[0013] In order to have a further understanding and understanding of the structural features of the present invention and the achieved effects, the preferred embodiments and accompanying drawings will be used for a detailed description, as follows:
[0014] Such as figure 1 , figure 2 , image 3 As shown, a safety self-locking quick connector includes a quick-connect outer cover 1 and a connecting screw 2, an inner sleeve 3 is provided on the inner wall of the quick-connect outer cover, and a first spring 4 is set on the inner cover, and the quick-connect outer cover 1 is connected to the inner sleeve. The sleeve 3 moves relative to the axial direction. As an improvement of the present invention, a ball valve 5 is provided between the quick-connect outer sleeve 1 and the connecting screw 2. One end of the ball valve 5 is sealed with the inner sleeve 3, and the other end of the ball valve 5 is passed through a sealing device. 6 is sealed and connected with the connecting scr...
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