4results about How to "Pull effort" patented technology

The utility model relates to a cutting ring soil compaction and retreating device which is provided with a base. A main guide rod is fixedly arranged on the base, a first sliding block and a second sliding block are adjustably fixed on the main guide rod, and the first sliding block is located below the second sliding block; a placing plate is fixedly arranged on the first sliding block, a first auxiliary guide rod and a second auxiliary guide rod are fixedly arranged on the second sliding block, a spring guide rod is fixedly arranged on the first auxiliary guide rod, a reset spring is fixedly arranged on the spring guide rod, and one end of the reset spring is fixedly arranged on the spring guide rod. The other end of the reset spring is fixedly connected with a mounting supporting block extending towards the base, a soil retreating pressing plate is arranged at the end, facing the base, of the mounting supporting block, and the mounting supporting block reciprocates under the elastic action of the reset spring. A mounting hole is formed in the placing plate, and the mounting hole corresponds to the soil retreating pressing plate; according to the utility model, a soil sample in the cutting ring can be rapidly and completely withdrawn, so that the data accuracy and the working efficiency are improved.

The utility model discloses a kind of building stainless steel drainage gutter, including overhanging gutter and open gutter: the open gutter is slidably connected in the front side of overhanging gutter, auxiliary splicing structure is provided between the overhanging gutter and open gutter, the top of the left and right sides of overhanging gutter is all welded with edge strip, the left and right sides of open gutter inner chamber are all welded with extension connecting plate, the top of the extension connecting plate is slidably connected in the inner chamber of edge strip, the inner chamber of edge strip and the surface of extension connecting plate are all set with screw hole, the inner chamber screw thread of screw hole is connected with bolt, the surface screw thread of bolt is connected with nut, the utility model is used in cooperation with auxiliary splicing structure, the screw hole between overhanging gutter and open gutter can be assisted to find out, i.

The utility model discloses a kind of heat preservation kettle finished product turnover devices, including two vertical rods welded in the top of trolley plate: the top of the trolley plate is welded with support enclosure, the surface of vertical rod and support enclosure is all set with limiting recess, the inner chamber of vertical rod and support enclosure is slidably connected with support plate, the left and right sides of the support plate are slidably connected in the inner chamber of limiting recess, the inner chamber of limiting recess is provided with positioning structure, reinforcing cross bar is welded between vertical rod and support enclosure, the utility model is adjusted to the position of support plate according to the height of heat preservation kettle, when adjusting, push support plate and slide into the inner chamber of limiting recess, so that the main part of support plate is supported, the effect of positioning structure can make support plate be limited fixed, i.

The utility model discloses a kind of soft package door silica gel handle, including handle main body, guard plate subassembly and fixed subassembly, handle main body includes base and the cover body being set on the top of base, first recess is equipped on the upper end surface of base, multiple first installation through holes are equipped with interval in the bottom surface of first recess, guard plate subassembly includes washer being installable in first recess and multiple second recess being set in the lower end surface of washer respectively with first installation through hole for corresponding setting, fixed subassembly includes arc-shaped reinforcing member being set respectively at the junction of cover body and base and convex strip being set downward along the edge of cover body inner surface, after being installed and fixed in base, effectively prevent handle upper and lower end fracture, by setting the cavity that user hand can be inserted between cover body and base, convex strip is set downward along the edge of cover body inner surface, so it is not easy to drop when sliding left and right during pulling door panel, and simple, labor-saving during pulling process can be guaranteed, the utility model belongs to the field of handle design.