Anti-theft cramp ring

[0038] Such as figure 1 , 2 , Shown in 3, 4, 5, a kind of anti-theft buckle, comprises ring-shaped ring 1, hook 2, and U-shaped elastic piece 3. Such as figure 1 , 2 As shown, the wall-mounted end 21 of the hook 2 is relative to the suspension ring 1, and the wall-mounted end 21 of the hook 2 is below the ring wall portion 11 of the suspension ring 1, that is, there is an up-down dislocation structure between the two. Such as figure 1 , 2 As shown in and 5, the wall-mounted end 21 of the hook 2 is relative to the suspension ring 1, and the wall-mounted end 21 of the hook 2 is in front of the ring wall portion 11 of the suspension ring 1, that is, there is a front-rear misalignment structure between the two. Such as Figure 4 and Figure 5 As shown, the wall-mounted end 21 of the hook and the ring wall portion 11 of the suspension ring 1 are connected through the transition turning wall 24, and the wall-mounted end 21 and the ring wall portion 11 are connected due to the...

[0042] Such as Figure 6 , 7 As shown, on the basis of Embodiment 1, a first boss 32 is provided on the outer wall of the positioning end 30 of the elastic sheet 3, and a first boss 32 is arranged on the inner side of the wall-mounting end 21 of the hook 2 to connect with the first boss. The table 32 fits into the first groove 22 . Such as Figure 7 As shown, in the second assembly process, the elastic piece 3 is pushed downwards, so that the first boss 32 slides into the first groove 22, and the first boss 32 and the first groove 22 are fitted together. The elastic piece 3 is positioned at the position where the anti-theft buckle is in an anti-theft state.

[0044] Such as Figure 8 , 9 As shown, on the basis of the second embodiment, a second groove 23 adapted to the first boss 32 is provided inside the wall-hanging end 21 of the hook 2 and above the first groove 21 . In the first assembly process, while the elastic barb 31 is positioned at the positioning part 12, the first boss 32 is stuck in the second groove 23, and the first boss 32 and the second The cooperation between the grooves 23 plays an auxiliary positioning role for the first assembly position of the elastic piece 3 . Simultaneously, the distance between the second groove 23 and the first groove 22 also defines the distance that the elastic sheet 3 needs to be pushed down to make the anti-theft buckle in the anti-theft state. In addition, in order to facilitate the second assembly, the first boss 32 can smoothly slide into the first groove 22 from the second groove 23, and the second groove 23 can be transitioned to the first groove 22. Do some arc treatment on t...