Lifting type shockproof well lid with deodorization function
A lifting type and manhole cover technology, which is applied to artificial islands, underwater structures, and dispersed particle filtration, can solve problems such as road pits, manhole cover body damage, and difficult to remove well odors, so as to reduce road pits and reduce pollution. , Reduce the effect of traffic accidents
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[0023] Embodiment: according to specification Figure 1-3 It can be seen that when in use, when the height of the well cover body 1 needs to be adjusted, the staff rotates the handle 17, so that the first screw rod 7 rotates under the action of the first bearing 6, and the first gear 8 rotates at this time. The first gear 8 is meshed with the second gear 11, and one of the second gears 11 rotates. The support frame 9 is movably connected with the support rod 10, and is movably connected through the bearing, so that the second gear 11 drives the support rod 10 to rotate. This makes the other of the second gear 11 rotate, and because the other of the second gear 11 meshes with the third gear 16, the third gear 16 drives the second screw 13 to rotate under the action of the second bearing 12 At this time, the second screw rod 13 rotates in situ, and because the lifting nut 14 is engaged with the thread on the second screw rod 13, the lifting nut 14 is fixed on the well cover body...
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