Unit brake cylinder with hand brake
A unit brake cylinder and hand brake technology is applied to the operating mechanism of railway vehicle brakes, railway brake systems, brake actuators, etc. The problems such as large piston stroke and large external size can meet the needs of fast truck loading, convenient maintenance and complete functions.
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[0051] Below in conjunction with accompanying drawing and specific embodiment the present invention will be described in further detail:
[0052] The unit brake cylinder with hand brake device as shown in the figure includes an integral diaphragm 9, a piston component 10, a cylinder body component 7, a cylinder head component 6, a gasket 13, a sealing ring 11, a relief spring 8, and a hand brake Moving lever 1, push iron 4, dust cover 2, one-way automatic adjustment device for brake disc clearance 12, manual adjustment device for brake disc clearance 3;
[0053] The integral diaphragm 9 is sleeved on the piston composition 10, and a support ring 15 embedded with a lubricating sleeve 14 is provided between the integral diaphragm 9 and the piston composition 10, and placed together in the cylinder composition 7 Inside;
[0054] Described piston composition 10 is welded by piston 19 and piston rod 20, and described piston rod 20 middle part is provided with two screw holes 20a s...
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