6results about How to "Easy to fix initially" patented technology

The utility model discloses a kind of high wear-resistant sealing rings for vacuum pump, including sealing seat, the sealing seat inside fixed mounting has connecting sleeve, sealing cylinder is fixedly inserted in sealing seat one side, sealing ring body is fixedly installed in sealing cylinder inner wall, sealing gasket is arranged in the sealing ring body inside, sealing ring is attached to the outside of sealing gasket and is set, sealing ring and the connecting sleeve of sealing seat inside are inserted and are in alignment, rubber sealing pad is fixedly attached and is set in sealing seat inner wall, the inner wall of sealing cylinder is fixedly set with convex ring on the outside of sealing ring body, the convex ring and rubber sealing pad are extruded each other, locking structure is set on the outer wall of sealing seat and sealing cylinder, sealing groove is set in the sealing ring body inside, sealing gasket and sealing ring are all fixedly set in sealing groove inside, can realize the good sealing effect when sealing ring and sealing seat connect, improve its installation reliability simultaneously.

The utility model discloses a quick dismounting structure of fuselage and accessory of unmanned plane, including fuselage, accessory, connecting shaft, connecting block, base, sliding block and lock piece, connecting shaft installs on the fuselage, and the accessory is connected on the connecting shaft, and one end of connecting block is connected with the accessory, and the base is connected with the fuselage, and the base is equipped with the sliding slot and the through hole that communicates with the sliding slot, and the sliding block is slidably arranged in the sliding slot, and the lock hole is equipped on the sliding block, and the other end of connecting block can pass through the through hole, and one end of sliding block can extend into the through hole and will be connected block clamped on the base, and the lock piece can be connected with the lock hole to fix the sliding block on the base. In the utility model, the connecting shaft can conveniently fix the accessory such as wing or tail wing initially, and passes through the through hole through the connecting block, and the sliding block will be connected block clamped on the base, realizes the full fixation of accessory on the fuselage, and through setting the lock piece, the sliding block position is locked, to avoid the sliding block from the external force etc. Mismove, and the fixation of accessory is loose, improves the fixed reliability of accessory.

The utility model discloses a kind of for greenhouse's assembly type base, belong to greenhouse technical field, including base main body, two are provided in base main body, each base main body includes U-shaped locating plate, U-shaped locating plate inner wall is fixedly connected with U-shaped sleeve board, two assembly plates are fixedly connected in the outer wall of U-shaped sleeve board, U-shaped locating plate is conveniently installed to ground by base main body, the assembly plate on two base main bodies is mutually staggered and adhered, at this time, the reserved groove on corresponding assembly plate mutually coincides, the assembly of two base main bodies can be completed by mounting bolt, while two base main bodies are mutually close or far away, conveniently adapt to the installation of greenhouse different width stand column, improve its installation efficiency and universality, and mounting bolt connects stand column, conveniently to the stand column of greenhouse installed between two base main bodies is preliminarily fixed, further fixed by the round reserved hole on U-shaped sleeve board to stand column.

The utility model relates to the technical field of building construction, in particular to a combined reinforcement laminated wall which comprises symmetrically arranged side walls, baffles are arranged on the front sides and the rear sides of the side walls, a plurality of horizontally arranged reinforcing ribs are arranged between the baffles, and the left ends and the right ends of the reinforcing ribs are fixedly connected with symmetrically arranged mounting hole plates. Reinforcing ribs are arranged on the bottom plate, a baffle is arranged on the bottom plate, a mounting hole plate is arranged on the baffle, expansion bolts are inserted in the inner side of the mounting hole plate, and vertical ribs which are vertically arranged are arranged between the reinforcing ribs. The baffle, the reinforcing ribs, the mounting hole plate, the expansion bolts, the vertical ribs, the fixing seats, the grooves, the threaded columns, the nuts, the positioning assemblies, the limiting pins, the limiting hole plate, the fixing frame and the bottom plate are arranged; when the device is used, the reinforcing ribs, the vertical ribs, the baffles, the positioning assemblies and the nuts are installed between the side walls correspondingly, finally, concrete is poured between the baffles, prestress can be applied to the reinforcing ribs through the design, it is guaranteed that the reinforcing ribs and the concrete on the outer sides of the reinforcing ribs are firmly fixed to the side walls, and the risk of later cracking is reduced.

The application discloses a fascia gun extension support and a fascia gun assembly. The extension support comprises a support body, wherein the support body is provided with a containing cavity for containing the fascia gun; the extension support further comprises a locking portion arranged on the support body, wherein the locking portion comprises a locking piece movably arranged on the support body and a pushing piece; the locking portion further comprises a fixing piece fixedly connected to the support body; and the pushing piece is movably arranged on the fixing piece. The fixing piece makes the connection between the locking piece, the pushing piece and the support body more compact and stable, so that the fascia gun can be stably fixed to the extension support.

The utility model relates to the technical field of warning fences, in particular to a warning fence for constructional engineering, which comprises two stand columns, a first fence arranged between the two stand columns, fixing blocks arranged on the inner side walls of the stand columns, clamping grooves with upper openings formed in the fixing blocks, clamping pieces clamped in the clamping grooves, and arranged on the side wall of the first fence. The top face of the first fence body is hinged to the second fence body, the side walls of the same sides of the first fence body and the second fence body are provided with inserting pipes and adjusting holes correspondingly, the inserting pipes and the adjusting holes are connected through inserting pieces, and the inserting pieces are used for fixing the first fence body and the second fence body. The difficulty and complexity of installation operation are reduced, the human input is reduced, the proper fence height can be selected according to the depths of different foundation pits, the requirements of safety technical specifications are met, and the applicability of the fence is improved.