6results about How to "Improve support accuracy" patented technology

The invention relates to the technical field of sliding supports, and provides an installation-free stepless-adjustment GIL sliding support which adopts a GIL sliding hoop for fast point positioning, installation of the GIL sliding hoop can be completed without punching and support modification, the universality of the GIL sliding hoop is good, installation of the GIL sliding hoop at any adjustment position can be conveniently achieved, the installation process is simple, and the installation efficiency is high. The adjustment operation is time-saving, the mounting period of the GIL hoop can be greatly shortened, and the GIL hoop is more practical and comprises a GIL sliding hoop and a suspension supporting structure, the suspension supporting structure comprises a mounting seat with a hole and a sliding block, a height control assembly is mounted on the mounting seat with the hole, a suspension support is mounted on the height control assembly, and the sliding block is arranged on the suspension support. A top sliding hook cavity and a bottom sliding hook cavity are formed in the top end and the bottom end of the sliding block respectively, the suspension support is arranged in the bottom sliding hook cavity in a sliding fit mode, the GIL sliding hoop comprises a fixed semi-hoop and a movable semi-hoop, the fixed semi-hoop is detachably provided with a sliding connecting piece, and the sliding connecting piece is connected in the top sliding hook cavity in a sliding mode.

The utility model relates to the technical field of concrete pouring formwork construction, and provides a detachable and reusable rectangular blind ditch top plate bottom formwork device which comprises a frame beam, a plurality of groups of diagonal bracings, adjusting rods and a bottom plate, the bottom of the frame beam is provided with a plurality of groups of diagonal bracings, the diagonal bracings are of a parallelogram frame structure, and the bottom plate is arranged at the bottoms of the diagonal bracings. The adjusting rod is rotationally connected with the cross bridging to drive the cross bridging to stretch or compress. According to the device, the mounting and dismounting construction efficiency of the rectangular buried culvert bottom die can be improved, and the construction progress is accelerated; the template can be recycled, so that the investment of template materials is reduced, the construction cost is saved, and good economic benefits are realized; the supporting stability of the scissors is high, the erecting precision of the buried culvert bottom die can be improved, and the construction quality of the buried culvert is guaranteed.

The application relates to the field of bridge construction, in particular to an assembly type steel tower assembling jig system, which comprises a plurality of jig bodies for supporting a steel tower, the jig body comprises at least two groups of fixed frames arranged side by side and adjusting frames for adjusting the distance between the fixed frames and the steel tower, a plurality of connecting assemblies for connecting the fixed frames and the adjusting frames are arranged between the adjusting frames and the fixed frames, a supporting frame for connecting the top ends of the plurality of adjusting frames is arranged between the adjusting frames, and the supporting frame is in abutment with the surface of the steel tower through the adjusting frames. The application has the effects of reducing the number of height measurements of the jig, simplifying the adjusting process between the jig and the steel tower, and improving the supporting precision of the jig on the steel tower.

The utility model relates to ophthalmic operation technical field discloses a kind of posterior sclera pad pressure implant, including silica gel piece, multiple suture holes are opened in both ends of silica gel piece, storage cavity is opened in silica gel piece, the silica gel piece located at the both sides in storage cavity is also opened and placed inlet, pressure block is movably installed in storage cavity, gasket is movably installed between the bottom of pressure block and storage cavity, the inboard of storage cavity is also coated with ion exchange coating.Place inlet design can place pressure block and gasket before suturing, convenient operation, and pressure block adopts hydrogel, can flexibly adapt to eye demand and cooperate with the silica gel material quality and limit protrusion of gasket, effectively limit pressure block movement, and reduce the pressure of pressure block to eye socket inside, simultaneously, the ion exchange coating in storage cavity, can accurately position hydrogel, improve support accuracy, near macular area Special arc-shaped structure and thickening design, enhanced the pertinence support to macular area, can effectively improve patient eye condition, improve operation effect.

The invention discloses a movable universal type assembling and supporting jig frame and a building method, and belongs to the technical field of steel structure assembling and welding construction.The supporting jig frame comprises a jig frame body, a lifting assembly and a moving mechanism, a containing cavity is formed in the top end of the jig frame body, and the lifting assembly is correspondingly arranged in the containing cavity of the jig frame body; the four moving mechanisms are connected to the four corners of the bottom end of the jig frame correspondingly. Wherein locking assemblies are arranged on the four sides of the jig frame body respectively, and the multiple adjacent supporting jig frames are connected into a jig frame group through the locking assemblies. According to the supporting jig frame, multi-angle and height adjustment can be achieved, multiple supporting jig frames can be assembled, the supporting jig frame can adapt to more supporting loads, steel frame supporting of different forms can be met, and universality and adaptability are good.

This utility model discloses a steel pipe angle adjustment device for tunnel pipe roof construction, comprising a leveled ground, a tunnel pre-reinforcement zone, a steel pipe, a tunnel face, a steel pipe installation port, and an angle adjustment system foundation, a support system, and an adjustment system. The foundation includes fixing screws, washers, and nuts, with the support system connected to the top. The support system consists of an arc-shaped steel pipe and a transverse plate, which is movably embedded in a brake block. The adjustment system includes a fixing plate, a transverse movable shaft, etc., and the brake block has a fixing groove, etc. Precise adjustment and fixing of the steel pipe angle can be achieved through an angle scale, adapting to different steel pipes, facilitating installation and maintenance, improving construction accuracy and efficiency, reducing safety hazards, and is suitable for tunnel pipe roof construction.