Chain link and chain provided with same
A chain link and butterfly technology, applied in the field of chains, can solve the problems of no advantages, no driving effect, etc.
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[0024] Example 1:
[0025] A link includes a butterfly scraper 9, a vertical butterfly scraper 9 disposable two sides of the connecting shaft 8, the connecting shaft 8 and the butterfly scraper 9 integrally formulated. The connecting shaft 8 on both sides is set to the casing, one side is arranged to be the card contact piece 3, one side is arranged to correspond to the cartridge slot 6, the tab 3, and the cartridge 6 cooperate, the card pickup 3 and the cartridge 6 corresponds to the corresponding Set the mounting hole 7. The recess 4 is provided in the middle of the butterfly scraper 9. The recessed curve 4 is at least one. A transition reinforcing portion 5 is provided between the butterfly scraper 9 and the connecting shaft 8, and the cross-sectional area of the transition reinforcing portion 5 is gradually smaller from the butterfly scraper 8 to the connecting shaft 9.
Example Embodiment
[0026] Example 2:
[0027] A chain comprising three or more of the link 1, further comprising a pin shaft 2, a pin shaft 2, and a mounting hole 7 on the cartridge 6, between adjacent links 1 Connect by the pin 2. The link includes a butterfly scraper 9, and the vertical butterfly scraper 9 is disposed on both sides of the vertical butterfly scraper 9, and the connecting shaft 8 and the butterfly scraper 9 are integrated. The connecting shaft 8 on both sides is set to the casing, one side is arranged to be the card contact piece 3, one side is arranged to correspond to the cartridge slot 6, the tab 3, and the cartridge 6 cooperate, the card pickup 3 and the cartridge 6 corresponds to the corresponding Set the mounting hole 7. The recess 4 is provided in the middle of the butterfly scraper 9. The recessed curve 4 is at least one. A transition reinforcing portion 5 is provided between the butterfly scraper 9 and the connecting shaft 8, and the cross-sectional area of the transition...
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