30results about How to "Easy QA" patented technology

The invention relates to a steel bar mechanical connecting piece and a steel bar mechanical connecting method. According to the steel bar mechanical connecting piece and the steel bar mechanical connecting method, the technical problems that existing steel bar connecting is unreliable in quality and cumbersome in operation are solved. The steel bar mechanical connecting piece is provided with twoembracing clamping hoops which are located on the left side and the right side correspondingly, embracing inner cavities are formed in the embracing clamping hoops, and steel bars can be embraced in the embracing inner cavities through the embracing clamping hoops; and locking outer conical surfaces are arranged at the tails of the embracing clamping hoops, anti-sliding buckling devices are arranged on the inner surfaces of the embracing inner cavities, anti-sliding buckling clamping grooves serve as the anti-sliding buckling devices, and the direction of the anti-sliding buckling clamping grooves is consistent with the direction of protruding patterns on the outer surfaces of the steel bars. The steel bar mechanical connecting piece can be widely used for mechanical connection of the building steel bars.

The invention discloses a quality control method for women's washing lotion and its derivating agents including bougie, vaginal gelling agent, vaginal tablet and effervescent tablet, characterized in that a process of thin-layer authentication for pomegranate bark and borneo camphor is added, and a high performance liquid phase chromatographic method is employed to control the quality of the medicament.

The invention discloses a unit-type metal curtain wall which comprises a plurality of rectangular metal plates in transverse-vertical splicing connection, through connection members, and shielding members used for shielding dividing joints between each two adjacent metal plates. Each through connection member comprises a vertical reinforcing side rib used for being connected with a vertical free side on the right side, a vertical connecting side rib used for being connected with a vertical free side on the left side, a transverse connecting side rib used for being connected with a transverse free side at the bottom, a transverse reinforcing side rib used for being connected with and supporting a transverse suspending side at the top, a transverse through connection groove used for being connected with and supporting a transverse reinforcing side rib, and channel steel used for being connected with and supporting the transverse through connection groove. Deformation of the metal plates of the curtain wall caused by temperature changing can be eliminated effectively, convex faces or concave faces of the metal plates are prevented, and a curtain wall framework is not needed.

The invention, which relates to the technical field of diaphragm structure detection, discloses a quality inspection device for diaphragm structure installation. The device comprises a bottom plate and a supporting plate. A rotating shaft is arranged above the bottom plate. A movable block is arranged in the supporting plate; a fixed magnetic block and a movable magnetic block are arranged above the movable block; and a diaphragm is arranged between the movable magnetic block and the fixed magnetic block. A first rope is fixedly connected to the side face of the movable block; one end of the first rope is fixedly connected with a screw block arranged at the lower portion of a rotating shaft; fan blades are fixedly connected to the middle of the rotating shaft; and a folding air pipe is fixedly connected to the rotating shaft above the fan blades. A lamp holder is connected to the upper portion of the rotating shaft. According to the quality inspection device, the diaphragm can be bulged and unfolded and the bulged diaphragm can be checked rapidly and observably by cooperating with a light source. The diaphragm can be unfolded to realize observation conveniently; and the diaphragm can be rapidly and comprehensively inspected.

The invention relates to a power battery, a top cover negative electrode structure and a welding method thereof. The above-mentioned welding method of the top cover negative electrode structure, the top cover negative electrode structure includes a negative electrode aluminum block, a negative electrode pole and a pole copper block, and the welding method of the top cover negative electrode structure includes: assembling the negative pole pole to the through hole of the pole copper block Inside, the gap between the pole copper block and the negative pole is matched to form a weld; friction stir welding is performed on one side of the pole copper block and along the weld to form a copper-aluminum composite pole; the copper-aluminum composite pole It is connected with the negative aluminum block to form a top cover negative electrode structure; wherein, the negative aluminum block is located on the other side of the pole copper block. Since the position of the friction stir welding is located on the side of the pole copper block away from the negative aluminum block, rather than between the negative aluminum block and the pole copper block, the quality of the weld between the pole copper block and the negative pole It is more convenient to check, and avoids potential safety hazards in the negative electrode mechanism of the top cover.

The invention discloses a self-locking assembly type buckling-restrained brace for a nuclear island structure. The self-locking assembly type buckling-restrained brace comprises a core plate and stiffening ribs, wherein the core plate is sleeved with a sleeve; the sleeve comprises a plurality of steel pipe concrete blocks; each piece of steel pipe concrete is provided with concave-convex blocks which can be matched with each other; the sleeve is formed by splicing and assembling multiple pieces of steel pipe concrete; the multiple pieces of steel pipe concrete are restrained and fixed through self-locking devices; and the steel pipe concrete block a and the other steel pipe concrete blocks are fixed through long angle steel or short angle steel. The self-locking assembly type buckling-restrained brace has the advantages that the supporting outer sleeve is formed by assembling the multiple steel pipe concrete blocks, the multiple steel pipe concrete blocks are restrained and fixed through the self-locking devices and the angle steel, and the self-locking devices are ingeniously provided with knob switches capable of controlling lock catches to stretch out and draw back, so that the sleeve is convenient to disassemble and the quality inspection of the core plate in the using process is facilitated.

The invention relates to an automatic transporting, air-drying and buffering device for viscous ring parts. The automatic transporting, air-drying and caching device mainly comprises a motor set, a lifting pull rod electromagnet set, a supporting rod, a tire bead pushing spring, a driving motor, an air-drying air fan, a torque detection sensor, a self-adjusting balancing weight and a buffer pool.The motor set and the electromagnet set are cooperated to connect with the supporting rod alternatively and play a support role, a space for tire beads to pass through is provided, and the tire beadsare sequentially air-dried and cached in a first-in first-out mode. The tire bead pushing spring is connected with the driving motor, and a system controls the driving motor to work to drive the tirebead pushing spring to effectively rotate so as to drive the tire beads to move forwards sequentially. The torque detection sensor is arranged at the end part of the supporting rod and cooperated withthe self-adjusting balancing weight mounted in the right end of the supporting rod for control so as to realize unbonded separated transportation of the tire beads. The air-drying air fan is arrangedabove the tire bead pushing spring to air-dry the tire beads. The tire bead pushing spring is provided with the buffer pool for collecting the air-dried tire beads.

The invention discloses a large-span combined overweight eccentric slope angle steel structure overall synchronous jacking device, which includes a plurality of jacking units, and each jacking unit includes cross joists and jacking units coaxially arranged sequentially from top to bottom. The jacking frame is lifted by a jack; the jacking frame includes a jacking bracket, an initial section, a multi-level standard section and a base arranged coaxially from top to bottom; The bottom of the joist is equipped with a hemispherical hinge support that coincides with the jacking ball holder, and the top string ball holder of the grid frame is fixed above the cantilever end of the cross joist; the bottom surface of the initial section of the jacking frame of all jacking units The height from the ground is the same, and the top surface is leveled along the slope of the grid; the jacking frame is tied with the combined steel structure through the inverted cable wind rope, and the combined steel structure is tied with the jacking foundation through the in-place cable wind rope. The invention can safely and reliably realize the overall synchronous jacking of the combined steel structure, and can greatly reduce high-altitude operations.

The present invention relates to a method of printing a print job by an image reproduction system. The print job specifies a printing step on an image receiving medium and a finishing step in or on the image receiving medium. The method comprises the steps of receiving the print job by the image reproduction system and receiving a trigger by a controller of the image reproduction system that the finishing step is not to be performed. In such a case for a digital image comprised in print job data of the print job, at least one digital finishing visualization image of a predetermined visual appearance of a result of the finishing step in or on the image receiving medium is obtained as well as a position of the digital image for merging the obtained at least one digital finishing visualization image with the digital image. The digital image is updated by merging the obtained at least one digital finishing visualization image with the digital image at the obtained position. The updated digital image is printed by the image reproduction system.

The invention discloses a large-span combined overweight eccentric slope angle steel structure overall synchronous jacking construction method, which adopts the following steps: 1) constructing a corresponding number of jacking foundations on the floor according to a plurality of set jacking points; 2) After the floor is hardened, assemble and check the combined steel structure ground; 3) Install jacking equipment and implement jacking; 3.1) Carry out ground assembly of cross joists at multiple jacking points set; 3.2 ) Hoist the cross joist to the upper string ball of the net frame; 3.3) Concentrically weld the hemispherical hinge support at the bottom of the cross joist; 3.4) The combined steel structure is realized by the jack supporting the lower string ball of the grid frame to the net supported by the jacking frame 3.5) Implement synchronous jacking; 3.6) Carry out the supplementary installation of the grid support position ball and its connecting rods, and then fall back into place as a whole. The invention can greatly reduce high-altitude operations, and is safe and reliable.

The invention relates to the technical field of diaphragm structure detection, and discloses a quality inspection device for diaphragm structure installation, which includes a bottom plate and a support plate, a rotating shaft is arranged above the bottom plate, and a movable block is arranged in the support plate. A fixed magnetic block and a movable magnetic block are arranged above the block, a diaphragm is arranged between the movable magnetic block and the fixed magnetic block, the side of the movable block is fixedly connected with a first rope, and one end of the first rope is connected to the screw block at the bottom of the rotating shaft. It is fixedly connected, the middle part of the rotating shaft is fixedly connected with the fan blade, the folding air duct is fixedly connected above the fan blade on the rotating shaft, and the upper part of the rotating shaft is connected with the lamp holder. The quality inspection device used for the installation of the diaphragm structure can make the diaphragm bulge and expand, and the bulging diaphragm can be quickly and conspicuously checked with the light source, and the diaphragm can be unfolded for easy observation. And it can quickly and comprehensively inspect the diaphragm.

The invention discloses a tube box welding structure and a manufacturing method. The tube box welding structure comprises a barrel, wherein the side walls of the barrel are provided with a feed inlet and a discharge outlet respectively, a flat base end socket and a tube plate are welded to the two ends of the barrel respectively, the lower portion of the tube plate is communicated with six heating tubes, two baffle plates in the barrel divides the barrel into four chambers, the first chamber enables the feed inlet to be communicated with the first heating tube, the second chamber enables the second heating tube to be communicated with the third heating tube, the third chamber enables the fourth heating tube to be communicated with the fifth heating tube, and the sixth chamber enables the second heating tube to be communicated with the discharge outlet. The manufacturing method includes the steps of welding the barrel, the tube plate, the baffle plates and the flat base end socket in sequence. The tube box welding structure and the manufacturing method facilitate shaping of a tube box, enable welding operation to be more convenient, and better facilitate spacing distribution after baffling is completed.

The invention discloses a manufacturing method of a (Cast-in-Place Concrete Large-Diameter Pipe Pile) underground storage well in a soft soil region, which comprises the following technical steps of: constructing a PCC; curing concrete; dewatering a construction site; digging pile core soil; gouging for removing partial pile bottom concrete so that a 20-30cm reinforcing steel bar is exposed from the pile head to be used as a connecting reinforcing steel bar or punching the pile wall, and exposing a reinforcement cage; putting a bottom plate reinforcing steel bar and connecting with a pile endconnecting reinforcing steel bar or connecting with a pile wall reinforcement cage; pouring a concrete bottom plate for back sealing; manufacturing a pile head cover plate; and earthing on a cover plate to form the underground storage well. The storage well has a depth of 10-30m, an internal diameter of 1.5-4m, and a maximum capacity of reaching 370cm<3>. The movable cover plate is adopted in thestorage well and can be fixed with the pile head together, and a conveying pipeline can be arranged according to the demands. The manufacturing method has the advantages of matured technology, safety, economy, convenience for quality inspection, high construction efficiency and strong engineering practical applicability, and effective solving of the problem of the construction of the underground storage well in the soft soil region.

The invention relates to a Pi-shaped precast beam and a preparation method thereof as well as mounting and a construction method of the precast beam, which belong to the field of constructional engineering. The cross section of the Pi-shaped precast beam is shaped like Pi; the Pi-shaped precast beam comprises a top plate, web plates and separated bottom flange plates, wherein the web plates are arranged on the two sides. During assembling on the construction site, the bottom flange plates on the adjacent sides of the two parallel Pi-shaped precast beams are connected with each other to form a box shape; and the appearance of the whole bridge is as same as that of the traditional small box girder bridge. End transverse diaphragms are precast at the two ends of the Pi-shaped precast beams; and middle transverse diaphragms are precast in the middle of the Pi-shaped precast beams. Shear connectors are embedded in the top plates of the Pi-shaped precast beams; after assembling on the construction site, the shear connectors are connected with precast bridge deck slabs or cast-in-place bridge deck slabs. The thickness of the top plates can be more than 15cm; the bridge deck slabs do not need to be arranged on the top plates; and after a permanent formwork is mounted between the top plates, concrete is poured between the permanent formwork and the top plates to connect the permanent formwork with the top plates. The Pi-shaped precast beam provided by the invention is advantaged in that a problem that an internal mold is difficult to locate and detach in the process of pre-casting the traditional small box girder is solved; the quality of a precast piece is convenient to visually check; the precast pieces are convenient to precast, transport and assemble; the construction qualities of the transverse diaphragms after the precast pieces are assembled are guaranteed; and the integrity and durability of the whole bridge are more reliable.