13results about How to "Guaranteed structural quality" patented technology

The invention discloses a bridge bearing platform construction method which comprises the following steps: excavating a bearing platform pit foundation on the periphery of a pile foundation according to a design drawing and a field geological exploration condition, sequentially leveling a slope surface, inserting and driving soil nails and paving a reinforcing mesh, and then carrying out shotcreting and anchoring operation by adopting C20 shotcreting concrete; annularly cutting the designed elevation position of the pile head of the foundation pile by using a grinding machine; after the bearing platform reinforcement cage is manufactured into the bearing platform reinforcement cage, a cooling structure is installed on the bearing platform reinforcement cage; the manufactured bearing platform steel reinforcement framework is placed at the planned position in the bearing platform pit foundation, and then a pouring model corresponding to the bearing platform structure is installed according to the reference line; and the center main tower bearing platform, the auxiliary piers and the transition pier bearing platform are poured in a layered mode, and after the bearing platforms are maintained, the foundation pit needs to be backfilled with pit foundation excavation earthwork in time. The technical problem that the geological stability is poor when bearing platform construction is carried out on an inclined riverbed surface or a near abrupt slope can be solved, and the temperature in the bearing platform can be controlled.

The utility model provides a kind of liquid cooling server cooling pipeline with positioning pin, comprising pipeline body is opened with multiple first interfaces along its length direction;Multiple pipe joints all include main part and flange part, which is sleeved on the main part and is fixedly connected therewith;Every main part is riveted with first interface correspondingly, every flange part is located at the outside of first interface, and the outer diameter of flange part is greater than the caliber of first interface;Positioning pin assembly includes: support at least includes first plate body, first plate body is limited between the flange part of pipe joint and pipeline body in the height direction of pipeline body, and the main part of pipe joint penetrates first plate body;Or, first plate body is limited between two adjacent pipe joints in the length direction of pipeline body;Positioning pin is riveted on first plate body and protrudes from the plate surface of first plate body away from pipeline body;In the length direction of pipeline body, positioning pin and pipe joint are arranged in sequence with interval.

The application relates to an automatic laying and cutting method, device and equipment of a tows and a storage medium, wherein the automatic laying and cutting method comprises the following steps: generating a plurality of scanning lines on a to be laid tow according to a center line of the to be laid tow and in a laying direction; calculating process parameters at each scanning line, wherein the process parameters are a lap rate between tows or a coverage rate of tows relative to a laying layer; determining a cutting point position according to the process parameters at each scanning line and a target process parameter, wherein the target process parameter is a target lap rate or a target coverage rate; and segmenting the to be laid tow according to the cutting point position to cut the to be laid tow. The application can accurately calculate a cutting point on a tow center line, realize geometric adjustment of tows, and ensure that the lap rate of the tow geometry and the coverage rate of the laying layer are met.

The utility model discloses a sectional type installation special-shaped daughter wall shaping steel mould, it includes A type steel mould, B type steel mould and two opposite side steel moulds, A type steel mould and B type steel mould are opposite and set up, and the both ends of side steel mould are connected in A type steel mould and B type steel mould respectively, A type steel mould includes the inner straight mould board of mutual splicing, B type steel mould includes the outer straight mould board of mutual splicing, the height of B type steel mould is not less than the height of daughter wall lower section outside 1b of lower section or the height of daughter wall upper section outside 2b of upper section, still include the interval setting of many pairs of pull screw rods, part pair of pull screw rod is used to pull B type steel mould and beam formwork, and other pair of pull screw rod is used to pull A type steel mould and B type steel mould. The present application has the effect of improving the technical problem of the existing technology of the outer triangle daughter wall construction, and the forming quality is poor.

The utility model discloses an offshore special-shaped bearing platform structure which comprises a prefabricated bearing platform shell and a reinforced concrete structure cast in place in the prefabricated bearing platform shell. The prefabricated bearing platform shell is of a concrete thin-wall structure and comprises a lower-layer shell body and an upper-layer shell body. The horizontal sections of the upper-layer shell and the lower-layer shell are similar to ellipses; a pre-buried hole allowing a pile foundation to be inserted therein is reserved in the bottom of the lower-layer shell, and a concrete sealing layer is arranged between the top of the pile foundation and the pre-buried hole. The appearance quality of the bearing platform structure is improved, and the quality of the bearing platform structure is guaranteed; the problem that a large-span offshore special-shaped bearing platform foundation is difficult to hoist due to large size and heavy weight is solved, the construction difficulty of a special-shaped bearing platform is reduced, and the construction efficiency of the special-shaped bearing platform is effectively improved.

The utility model discloses a kind of wear-resistant PCB board selection welding jigs, comprising: substrate, its corner is equipped with assembly slot;Wear plate, its split positioning is on assembly slot;Bump, its positioning is at the bottom of wear plate, it is engaged with chain for jig conveying;Guide strip, it is set to the side of wear plate, it is abutted with the side of chain.The utility model's selection welding jig can greatly slow down the wear rate of corner after jig use, improve its service life, so that the conveying of chain to jig is more stable.Through bump and chain engagement butt joint, guide strip and chain side abut, to replace the synchronous driving conveying mode of traditional jig by the friction force of bottom and chain with multi-surface friction fit structure direct pushing composite driving mode, to further reduce jig wear, wear plate can be disassembled, replace, to reduce jig use cost, ensure the stability of its conveying.

The present invention provides a water stop assembly, comprising a plurality of water stop units; the water stop units comprise two water stop plates arranged opposite to each other, the two water stop plates are both provided with water stop wings in the transverse direction on the opposite sides thereof, and the two water stop plates are connected on the opposite sides thereof by a plurality of elastic connecting plates; the connecting plates have a non-linear cross section; the water stop wings and the connecting plates are integrally extended along the length direction of the water stop plates. The present invention also provides a settlement joint having the water stop assembly. The present invention can effectively ensure the settlement joint structure and the structural quality.

The utility model relates to a glass canopy, belongs to the technical field of glass canopies, and particularly relates to a super-long overhanging type steel structure glass canopy which comprises a wall body mechanism, a glass mechanism is placed on the top of the wall body mechanism, a cleaning mechanism is fixedly connected to the top of the wall body mechanism, and the wall body mechanism comprises a wall body main body. Three fixing frames are arranged on one side of the outer wall of the wall body main body, connecting columns are fixedly connected to one sides of the outer walls of the three fixing frames, and first holes are formed in the outer surface walls of the three fixing frames and the outer surface walls of the three connecting columns; compared with a traditional installation mode, the installation is more convenient, the cleanliness of the glass body can be kept, so that the light permeability is improved, and the problems that when existing equipment is used, due to the fact that construction is conducted on the top of a steel framework, the connecting position is prone to loosening, connection is not stable, and accidents are prone to occurring are solved.

The utility model provides a split type converter smoke hood structure which comprises a smoke hood connected with a converter mouth, the smoke hood comprises a fixed hood and a movable hood, the fixed hood and the movable hood respectively form an independent cooling loop, the fixed hood is connected to the converter mouth, the movable hood is detachably connected to the fixed hood, and the movable hood is detachably connected to the fixed hood. An outer layer heating surface and an inner layer heating surface are arranged on the inner wall of the fixed cover, a first annular inlet collecting box and a first annular outlet collecting box are fixed to the outer wall of the fixed cover, the movable cover comprises a straight barrel cover and an inclined cover, the inclined cover is obliquely fixed to the upper portion of the straight barrel cover, and the inclined cover is fixed to the lower portion of the fixed cover. The smoke hood is divided into two sections, namely the fixed hood and the movable hood, each section forms an independent cooling loop, the two sections are connected through a sand seal, a second annular inlet collecting box is installed at the end opening of the straight cylinder hood, a second annular outlet collecting box is installed at the end opening of the inclined hood, and a hood wall heating surface is arranged on the inner wall of the movable hood. And respective isolation maintenance and replacement are facilitated.

The invention relates to the technical field of engineering detection, in particular to an engineering quality detection device which comprises a dam body and a fixing column, the fixing column is fixedly connected to the top face of the dam body, and a flow channel opening used for drainage is formed in the dam body; a sliding rod is arranged at the position, corresponding to a flow channel opening, of one side of the dam body in an up-down sliding mode, first limiting sliding blocks are fixedly arranged on the peripheries of the two ends of the sliding rod, and a limiting rod parallel to the sliding rod is arranged between the adjacent first limiting sliding blocks. A roller is arranged on the periphery of the sliding rod in a left-right sliding mode, and a pulling mechanism for pulling the roller to swing in a rotating mode is arranged between the roller and the limiting rod. The periphery of the roller is provided with a detection mechanism for scanning and detecting the flashboard in the runner port. Through left-right sliding arrangement of the roller, all-around quality scanning detection can be carried out on a flashboard of a drainage structure in a flow channel opening in real time on the sliding site of the sliding rod, the flashboard structure quality is guaranteed, corrosion and other conditions can be treated in time, and the safety performance is improved.

The utility model discloses a kind of multi-functional reinforcing steel positioning jig frame, it is characterized in that, including jig frame support, combination reinforcing steel frame is provided on the jig frame support;Two groups of the combination reinforcing steel frame are placed between the bundled reinforcing steel structure, and are connected by connecting bolt;Combination reinforcing steel frame is provided with multiple adjustable reinforcing steel positioners of transverse interval distribution, for adjusting the interval between the reinforcing steel to be bundled.The utility model is characterized in that improve reinforcing steel binding precision, help reinforcing steel overall forming, enhance the integrity of concrete structure, improve construction personnel safety, improve the maintenance function of concrete.

The utility model belongs to the technical field of building construction, and particularly relates to a through-wall beam casing pipe positioning and mounting device which comprises a left casing pipe, a right casing pipe and a middle casing pipe hoop, a first thread is arranged outside the left casing pipe, a second thread is arranged outside the right casing pipe, a third thread is arranged on the inner wall of the middle casing pipe hoop, and the left casing pipe and the right casing pipe are connected through the third thread. The left casing pipe thread is arranged at the left end of the middle casing pipe hoop, and the right casing pipe thread is arranged at the right end of the middle casing pipe hoop. According to the casing pipe, the tedious installation problems of missing casing pipes and damaged casing pipes in the construction process can be reduced, the construction difficulty is reduced, the construction procedures are perfected, and the construction structural quality is guaranteed; and the safety quality of construction is guaranteed, the construction cost is reduced, and construction is more environmentally friendly, energy-saving and efficient.

This application provides a nearest neighbor graph construction method, apparatus, storage medium, and computer device. The nearest neighbor graph construction method provided in this application can achieve efficient GPU parallelization of the entire process of k-NN graph construction and pruning without sacrificing index quality, significantly improving throughput and convergence speed in large-scale high-dimensional scenarios, and providing a high-performance, scalable, and highly versatile underlying graph index construction foundation for approximate nearest neighbor search systems.