Overpressure exhaust device
A technology of exhaust device and valve body, which is applied in the direction of valve device, valve operation/release device, transportation and packaging, etc.
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[0026] In order to make the purpose, content and advantages of the present invention clearer, the specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.
[0027] This embodiment proposes an overpressure exhaust device, the structure of which is as follows: figure 1 with 2 As shown, it includes a hand wheel 1, a screw stepper motor 2, a valve body 3, a sealing ring 4, a valve core 5, a position switch 6, a support plate 7, a ring nut 8 and an electrical connector 9. Among them, such as Figure 3-6 As shown, the valve body 3 , the ring nut 8 and the electrical connector 9 form a valve body assembly 10 . The spool 5 , the support plate 7 , the screw stepping motor 2 and the position switch 6 form a spool assembly 11 .
[0028] The valve body 3 adopts an asymmetric structure as a whole, and the ring wall of the valve body is processed with six identical exhaust windows. c...
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