High-risk point isolation and closure device
A closed device, high-risk technology, applied in the direction of transmission, friction transmission, belt/chain/gear, etc., can solve problems such as unfavorable and high-risk point protection, achieve high safety, simple and efficient operation process, and wide industrial value Effect
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[0033] Example 1
[0034] See Figure 1-2 .
[0035] The high-risk point isolation and sealing device 100 includes four racks 10, the four racks 10 are enclosed in a "well" shape, and the middle hole surrounded by the four racks 10 is provided with a gear 20, the gear 20 All mesh with the teeth 12 of the four racks 10, push or pull any one of the racks 10, and the gear 20 rotates while driving the other three racks 10 to move in different directions to complete or release the isolation. .
[0036] As mentioned above, the four racks 10 are enclosed in a "well" shape, and a gear 20 that meshes with all the four racks 10 is provided at the middle through hole 35 of the "well". It can be understood that only one of the racks 10 needs to be moved, and the other three racks 10 will move simultaneously due to the action of the gear 20.
[0037] It should be further explained that the “movement” refers to movement when the teeth 12 of the rack 10 mesh with the gear 20, and it moves along t...
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