3results about How to "Effective cover" patented technology

The utility model discloses a kind of anti-deformation supporting devices of wheel hub mould, belong to the technical field of wheel hub mould supporting structure, including shade cover, upper pressure rod, lower bearing rod, lower cross pipe, end connecting plate and locking bolt.Shade cover top is equipped with dehumidification structure, both sides are equipped with upper pressure rod and form top shade structure, upper pressure rod is pressed on the casting surface side slope of wheel hub side module, lower bearing rod is equipped below, lower cross pipe is equipped between two lower bearing rods and forms bottom supporting frame, top shade structure and bottom supporting frame two ends are equipped with end connecting plate.The utility model is convenient to install and can be reused, can provide effective support and protection to these key parts such as wheel hub side module's casting surface and casting surface joint line after wheel hub side module production is completed, to effectively reduce the risk of physical deformation or corrosion in transportation and storage process.

The utility model relates to the technical field of hydrogen transportation, in particular to a hydrogen energy logistics vehicle protection device which comprises a fixed base and a protection mechanism, a bearing table is arranged in the middle of the fixed base, guide sliding grooves are formed in the two sides of the fixed base, a fixing mechanism is arranged in the guide sliding grooves in a sliding mode, and the fixing mechanism comprises a sliding seat, an arc-shaped fixing plate and a rotating lead screw. The protection mechanism comprises a supporting seat, a connecting rod, a storage box and a protection tarpaulin, the supporting seat is fixedly arranged on the fixed base, the connecting rod is rotationally arranged on the supporting seat, the storage box is arranged at the side end of the fixed base, and the protection tarpaulin is arranged on the storage box. And the protective tarpaulin is arranged in the storage box and is fixedly arranged with the connecting rods. The fixing device is convenient to operate, hydrogen storage tanks of different sizes can be stably fixed, and transportation shaking is avoided; the protective tarpaulin effectively shields sun, prevents the hydrogen storage tank from being overheated, and guarantees the transportation safety.

The utility model provides a kind of packing display device, including middle card and the upper card and lower card respectively located in the both ends of middle card, the intersection of middle card and upper card, lower card is respectively equipped with upper fold and lower fold, the upper card center is equipped with display hole / slot, the lower card is formed first mode by being turned up to the front side of middle card along lower fold;It further includes display shell, the display shell is equipped with the display cover that protrudes to its front face, the left and right sides and lower side of the display shell are equipped with the edge band that is folded back;First mode lower lower card and middle card are inserted to the display shell and edge band from top to bottom, so that lower card is clamped between display shell and middle card to form second mode;Second mode upper card is turned down to the front side of display shell along upper fold and makes display cover from display hole / slot to form third mode;Third mode upper card, display shell, lower card, middle card are in laminated distribution.The utility model has the advantages of beautiful shape, good display effect, and can effectively protect product.