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

The invention relates to the technical field of three-dimensional modeling, and discloses a geological three-dimensional model automatic construction and dynamic updating method, and the method comprises the steps: constructing a geological three-dimensional model based on drilling data; performing spatial clustering on the geological variable points to obtain a clustering result; determining an updated region boundary based on the clustering result; constructing an update block model according to the update region boundary; and fusing the updated block model and the geological three-dimensional model to obtain an updated geological three-dimensional model so as to realize dynamic updating of the geological three-dimensional model. The local dynamic updating of the three-dimensional geologic model can be realized, the updating efficiency and accuracy of the three-dimensional geologic model are effectively improved, and the structural accuracy of the three-dimensional geologic model is further ensured.

The utility model relates to valve machining technical field, especially a new type valve cover. Including base, annular pipe, reinforcing surface, fixed ring and annular groove, the annular groove sets up in the base body center position, two fixed ring respectively set up on the base body, and two fixed ring respectively are close to base body both ends setting, the annular pipe sets up in the base upward operation surface. Including raw material detection, heating and material preparation, making embryo and forging, intermediate detection, trimming and shaping, cooling and cutting, welding and processing, final detection, cleaning and polishing, equipment maintenance, the utility model has the beneficial effect that: through the close connection of annular pipe and annular groove, the sealing performance of valve cover is promoted, effectively prevents medium leakage, through strict raw material detection and each link quality detection, can effectively improve the quality of valve cover, enhances its sealing property and pressure resistance, reduces the occurrence of product failure and leakage problem.

This invention discloses a microchannel heat exchanger driven by an electrohydrodynamic (EHD) pump, characterized by comprising an EHD pump unit and a microchannel heat exchange unit; the EHD pump unit includes a pair of emitter / receiver electrodes, alternately arranged along the flow direction at the bottom of the microchannel, and several EHD pump units are connected in series to form a multi-stage electrode array; the microchannel heat exchange unit includes a jet port and an array-arranged microchannel; the dielectric liquid generated by the EHD pump is directly sprayed into the microchannel heat exchange region through the jet port; the EHD pump unit and the microchannel heat exchange unit are integrated in the same substrate, so that the electrode arrangement area and the heat exchange channel area form a continuous flow path.

The utility model discloses a double-sided wireless charger, which relates to the field of wireless charging and comprises a packaging shell, a packaging cover I used for sealing one end of the packaging shell and a packaging cover II used for sealing the other end of the packaging shell, an annular magnet is mounted in the packaging shell in a clamping manner, and a double-sided wireless charging assembly is arranged in the packaging shell. According to the device, the double-sided wireless charging assembly composed of the first charging coil, the PCB control circuit board and the second charging coil is used in cooperation with the charging port, the function of charging different kinds of electronic products can be completed, and therefore the application range of the device is widened, in addition, due to the fact that the packaging shell is integrally formed, the efficiency is improved, and the cost is reduced. By means of integrated die-casting forming, assembly links needed by part combination are reduced, production efficiency is improved, a large amount of manpower and material resource cost is saved, the overall structural strength and precision of a product are guaranteed, product quality is improved, lightweight design of the product is achieved, the weight of the product is reduced, and portability and energy efficiency of the product are improved.

The present invention discloses an integrated prefabricated component for the leading edge of a wind turbine blade and a preparation method thereof, wherein the integrated prefabricated component for the leading edge of the blade comprises an integrated prefabricated pressure surface front edge UD main body section, a leading edge connecting plate main body section and a flanged flange section, wherein the flanged flange effectively prevents the leading edge prefabricated component from sliding downward due to gravity, thereby ensuring the structural accuracy of the blade production. Furthermore, the use of the integrated prefabricated component for the leading edge of the blade reduces the number of times of glue spraying during the production process of the wind turbine blade, thereby ensuring the stability of the structural performance of the leading edge of the wind turbine blade; the integrated prefabricated component for the leading edge of the blade can also reduce the step wrinkles at the splicing position of the leading edge connecting plate mold, thereby ensuring the gap between the leading edge connecting plate and the suction surface shell; in addition, during the production process of the wind turbine blade, the integrated prefabricated component for the leading edge of the blade can also reduce the number of layers of fiber cloth laid by workers, thereby improving the efficiency of shell laying and shortening the production cycle of the blade.

The application discloses a UWB base station antenna for storage yard management, which comprises a medium rod, a straight copper rod is coaxially inserted in the medium rod, a plurality of metal connecting pipes and a plurality of isolation sheets are sequentially sleeved on the outer peripheral surface of the medium rod along the axial direction of the medium rod, and the straight copper rod and the metal connecting pipes are insulated and isolated by the isolation sheets; the medium rod is also provided with a plurality of radiation units, each radiation unit comprises four radiation bodies, and the radiation bodies are uniformly arranged around the axis of the medium rod; the included angle between any two adjacent radiators is 45 degrees along the axis direction of the dielectric rod; any two opposite radiators are orthogonally arranged along the radial direction of the dielectric rod; the straight copper rod and the metal connecting pipes are connected in series through the radiators. According to the invention, the radiation unit is split into members with single structures, and equipment assembly is realized in an assembling manner, so that the structural precision of the radiation unit is effectively ensured, high-quality circularly polarized electromagnetic waves are radiated, the influence caused by a multipath effect is suppressed, and the positioning precision is improved.

An attached scaffold comprises a vertical rod, a guide rail, a wall-attached support, a scaffold board, an up-down lifting frame and a supporting truss, the wall-attached support is arranged on a building wall, the guide rail is movably arranged on the wall-attached support, the guide rail and the vertical rod are arranged on the two sides of the scaffold board to form a scaffold frame body, and the guide rail and the vertical rod are further provided with an auxiliary support. An upper lifting frame and a lower lifting frame are arranged on the frame main body, the upper lifting frame and the lower lifting frame are connected through a loop chain electric hoist, and the loop chain electric hoist is connected with a lifting support on a building wall; the tops of the guide rails are connected with a building wall through diagonal draw bars.

The utility model discloses a bracket tool which comprises a bottom frame and at least two clamping groove plates, the at least two clamping groove plates are horizontally and transversely arranged on the bottom frame at intervals, a plurality of opening grooves are horizontally and longitudinally formed in the clamping groove plates at intervals, the opening grooves face upwards, and the opening grooves are horizontally and transversely communicated. The opening grooves in the at least two clamping groove plates are arranged in a rectangular array. Each set of opposite open grooves in the at least two clamping groove plates jointly form a containing position, and the containing positions are used for containing parts to be transferred. By applying the scheme in the transferring process of transferring the parts to the jig frame position in the ship product building process, the problem that the parts are frequently extruded and deformed is solved, the correction workload is reduced, time and labor are saved, the structural precision of the parts is guaranteed, and the segmented building efficiency is improved.

The application relates to a multi-chassis adaptive modular adapter chassis and a use method thereof. Since the number of two longitudinal beams is fixed, and various sizes of cross bars and girder connecting structures are arranged, when different chassis are responded to, only the corresponding size of the cross bar and the girder connecting structure need to be replaced, the integral replacement is not needed, the cross bar and the girder connecting structure are regarded as replaceable modules, the dependence degree of platform superstructure and the chassis is reduced, the independence of the chassis is improved, the design response speed of the multi-chassis demand is improved, meanwhile, the overall structural precision of the device can be better ensured, the adaptive efficiency of the platform superstructure and the chassis is improved, the chassis adaptive cost is reduced, and the problem that the platform superstructure and the chassis cannot be one-to-one matched during product development due to different customer group demands and repeated design is solved.

The application provides an open type bearing frame, a support and a construction method for a super-long-span bridge, and solves the problems that the bridge support in the prior art cannot simultaneously meet the vertical support and horizontal support required by the large span, has poor stability, and cannot simultaneously consider the assembly efficiency and construction difficulty; the open type bearing frame for the super-long-span bridge comprises a vertical support structure, the vertical support structure comprises two first embedded parts and a second embedded part which are respectively embedded in two side pier caps, two vertical rods which are respectively fixedly connected with the first embedded parts at bottom ends, two groups of horizontal diagonal bracing supports and a middle cross bar; the horizontal diagonal bracing support is a V-shaped frame formed by a side cross bar and one end of a diagonal rod, and upper and lower four-way pipes are arranged in the middle of the diagonal rod; the two ends of the middle cross bar are respectively connected with the two side horizontal diagonal bracing supports, and the middle cross bar is flush with the side cross bars on the two sides; and a horizontal load sharing structure, the horizontal load sharing structure comprises a truss and two groups of upper and lower connecting pipes.

The present invention discloses a fast pre-embedded silo structure auxiliary steel structure silo wall, including a slipform operation platform and a positioning component, the positioning component is arranged above the slipform operation platform, the slipform operation platform is arranged on the silo wall, and the silo wall includes a lower concrete layer and an upper steel bar layer, the upper steel bar layer includes a plurality of steel bars extending from the lower concrete layer, and the positioning component is used to control the vertical spacing between the plurality of steel bars; the positioning component includes a transverse channel steel, a correction device and an embedded fixing piece, the transverse channel steel is arranged perpendicular to the silo wall, one end of the correction device is fixed on the transverse channel steel, and the other end is provided with an embedded fixing piece, the embedded piece is embedded in the upper steel bar layer, and the spacing between adjacent steel bars is corrected. The position of the embedded fixing piece is accurately positioned by the correction device, and then the position of the upper steel bar layer can be accurately positioned according to the position of the embedded fixing piece, and the correction device can be disassembled and used multiple times.

The utility model provides a bicycle lifting seat tube, including outer tube, inner tube, bush, sealing assembly and buffer ring. Inner tube can move up and down in the outer tube, and bush is equipped between inner and outer tube, and top end has upper abutting part. Sealing assembly is equipped between inner and outer tube, has annular inner ring shoulder, effectively blocks liquid and solid material to enter seat tube inside, keeps clean. Buffer ring is equipped between sealing assembly inner ring shoulder and bush upper abutting part, absorbs impact and vibration in the process of lifting, reduces the wear and tear between inner tube and bush, disperses reaction force, reduces stress concentration, improves durability and impact resistance, and keeps stable cooperation, avoids shaking and abnormal sound, ensures that lifting is smooth and comfortable. The utility model effectively solves the problems, such as seat tube subsidence, shaking, abnormal sound and wear and tear, improves stability and durability, and improves riding experience.

The utility model relates to the technical field of projectors, and discloses a modularized detachable display assembly multi-scene intelligent projector, which comprises an independent display assembly and a projector host, the projector host is composed of a heat dissipation assembly, a projection tube, a reflector, a remote controller receiver and a projection lens, the inner side of the projector host is connected with the projection tube, and the projection tube is connected with the reflector. A reflector is connected to one end, close to the projection tube, of the inner side of the projector host, and a heat dissipation assembly is connected to the top end of the projector host. An independent display assembly is independent and can be conveniently disassembled and replaced, the whole component is divided into the LCD display screen, the heat insulation glass with the polaroid and the display screen support, the display screen and the heat insulation glass can be assembled at the same time, the characteristic assembling precision is high, the structure is compact, stability is high, the display screen is prevented from being pressed or broken, and the cost is low. Meanwhile, assembly is simple, ABS + 30% GF is selected for projector injection molding, and therefore the structural strength is guaranteed, and the structural precision, toughness and heat resistance are guaranteed.