Extractor for municipal sewer manhole covers
A technology for sewers and extractors, applied in the field of extractors, which can solve the problems of staff labor and manhole cover damage, and achieve the effect of avoiding hand slipping and preventing rotation
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Embodiment 1
[0017] A municipal sewer manhole cover extractor, such as Figure 1-4 As shown, it includes an annular plate 1, a universal wheel 2, a slant plate 3, a mounting rod 4, a slide rail 5, a slider 6, a cross bar 7, a moving frame 8, an iron chain 9, a first clamping rod 10, and a sleeve 11. The second clamping rod 12, the supporting plate 13, the connecting plate 14, the first bearing seat 15, the first rotating shaft 16, the reel 17, the pull cord 18 and the driving mechanism 19, the bottom of the annular plate 1 is evenly spaced around the circumferential direction The universal wheel 2 is installed, and the annular plate 1 is connected with the universal wheel 2 through bolt connection. There are two supporting sloping plates 3, which are located on the left and right sides of the top of the annular plate 1. The sloping plate 3 is connected by bolts. The installation rod 4 is connected to the lower part of the inner side of the slant plate 3, and the inner end of the installati...
Embodiment 2
[0019] A municipal sewer manhole cover extractor, such as Figure 1-4 As shown, it includes an annular plate 1, a universal wheel 2, a slant plate 3, a mounting rod 4, a slide rail 5, a slider 6, a cross bar 7, a moving frame 8, an iron chain 9, a first clamping rod 10, and a sleeve 11. The second clamping rod 12, the supporting plate 13, the connecting plate 14, the first bearing seat 15, the first rotating shaft 16, the reel 17, the pull cord 18 and the driving mechanism 19, the bottom of the annular plate 1 is evenly spaced around the circumferential direction Universal wheels 2 are installed, and there are two supporting inclined plates 3, which are respectively arranged on the left and right sides of the top of the annular plate 1. The inner lower part of the inclined plate 3 is connected with the installation rod 4, and the inner end of the installation rod 4 is bolted to play a guiding role. Slide rails 5, two slide rails 5 are slidingly provided with sliders 6, a cross...
Embodiment 3
[0022] A municipal sewer manhole cover extractor, such as Figure 1-4 As shown, it includes an annular plate 1, a universal wheel 2, a slant plate 3, a mounting rod 4, a slide rail 5, a slider 6, a cross bar 7, a moving frame 8, an iron chain 9, a first clamping rod 10, and a sleeve 11. The second clamping rod 12, the supporting plate 13, the connecting plate 14, the first bearing seat 15, the first rotating shaft 16, the reel 17, the pull cord 18 and the driving mechanism 19, the bottom of the annular plate 1 is evenly spaced around the circumferential direction Universal wheels 2 are installed, and there are two supporting inclined plates 3, which are respectively arranged on the left and right sides of the top of the annular plate 1. The inner lower part of the inclined plate 3 is connected with the installation rod 4, and the inner end of the installation rod 4 is bolted to play a guiding role. Slide rails 5, two slide rails 5 are slidingly provided with sliders 6, a cross...
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