Fireproof ball valve
A technology of ball valves and balls, which is applied to valve details, valve devices, valve housing structures, etc., can solve problems such as unfavorable service life of ball pads, poor fire performance of ball valves, uniform force of ball pads, etc., and achieve good mechanical properties and mechanical strength. Good, the effect of reducing friction
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Embodiment 1
[0032] see Figure 1-3, a fire-proof ball valve, including a first housing 1, a ball 2 and a shaft 3, the first housing 1 includes a first accommodation space 4 and a pipe body 5, the first accommodation space 4 is located in the The inside of the first casing 1 and both ends communicate with the outside, the pipe body 5 is arranged on the top surface of the first casing 1, and communicates with the first accommodating space 4; the sphere 2 accommodates In the first accommodating space 1, the two ends of the sphere 2 are provided with through holes 6 communicating with the outside, and the top of the sphere 2 is provided with a first groove 7, which corresponds to The tube body 5; one end of the shaft body 3 is provided with a locking part 8 matched with the first groove 7, and the locking part 8 is pivotally arranged in the tube body 5; the first shell One side of the body 1 is also provided with a second housing 9, the second housing 9 includes a second accommodating space ...
Embodiment 2
[0037] see Figure 4 and Figure 5 , a fire-proof ball valve, including a first housing 1, a ball 2 and a shaft 3, the first housing 1 includes a first accommodation space 4 and a pipe body 5, the first accommodation space 4 is located in the The inside of the first casing 1 and both ends communicate with the outside, the pipe body 5 is arranged on the top surface of the first casing 1, and communicates with the first accommodating space 4; the sphere 2 accommodates In the first accommodating space 1, the two ends of the sphere 2 are provided with through holes 6 communicating with the outside, and the top of the sphere 2 is provided with a first groove 7, which corresponds to The tube body 5; one end of the shaft body 3 is provided with a locking part 8 matched with the first groove 7, and the locking part 8 is pivotally arranged in the tube body 5; the first shell One side of the body 1 is also provided with a second housing 9, the second housing 9 includes a second accomm...
Embodiment 3
[0042] see Figure 6 and 7 , a fire-proof ball valve, including a first housing 1, a ball 2 and a shaft 3, the first housing 1 includes a first accommodation space 4 and a pipe body 5, the first accommodation space 4 is located in the The inside of the first casing 1 and both ends communicate with the outside, the pipe body 5 is arranged on the top surface of the first casing 1, and communicates with the first accommodating space 4; the sphere 2 accommodates In the first accommodating space 1, the two ends of the sphere 2 are provided with through holes 6 communicating with the outside, and the top of the sphere 2 is provided with a first groove 7, which corresponds to The tube body 5; one end of the shaft body 3 is provided with a locking part 8 matched with the first groove 7, and the locking part 8 is pivotally arranged in the tube body 5; the first shell One side of the body 1 is also provided with a second housing 9, the second housing 9 includes a second accommodating ...
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