Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

76results about How to "Reduce processing cost" patented technology

Segment test piece used for segment longitudinal seam anti-leakage performance test and manufacturing method thereof

The invention relates to a segment test piece used for a segment longitudinal seam anti-leakage performance test and a manufacturing method thereof. The segment test piece comprises a first segment and a second segment. The opposite ends of the first segment and the second segment are sealing surfaces. The first segment and the second segment are provided with bolt hole channels which are used for penetration of connecting bolts. The sealing surfaces of the first segment and the second segment are mutually compressed by the connecting bolts. The sealing surfaces of the first segment and the second segment are provided with frame-shaped grooves. Elastic sealing gaskets of which the head and the tail are connected in a sealing way are embedded in the frame-shaped grooves. The first segment is also provided with a water injection hole channel. One end of the water injection hole channel is arranged at the upper arc surface of the first segment, and the other end of the water injection hole channel is arranged in an area limited by the internal frame of the frame-shaped grooves on the first segment. Compared with segment test pieces and manufacturing methods in the prior art, manufacturing of the test component is performed by adopting the existing segment steel moulds of a shield tunnel so that accuracy of test data is guaranteed, test time is shortened and thus economic benefit is great.
Owner:TONGJI UNIV

Information service system of one-door administrative service center

The invention discloses an information service system of a one-door administrative service center. The system comprises a business handling end, an office system, a cloud system and administrative approval ends for handling different businesses; a user selects the administrative approval end at the office system through the business handling end and uploads business data; the office system jumps to the corresponding administrative end according to the type of a business to be handled by the user; the administrative approval end performs online working according to the business data transmittedby the office system; the cloud system is used for storing citizen information, the business data and processing results corresponding to the business data; and the multiple administrative approval ends realize information sharing of the citizen information and the business data through the cloud system. According to the information service system of the one-door administrative service center, the citizen information is archived and stored in the cloud system, so that citizens only need to be subjected to identity verification during business handling; and all the business data is shared by the administrative approval ends through the cloud system, so that the handling efficiency is greatly improved and the handling cost is reduced.
Owner:广州群志科技股份有限公司

Supersonic velocity spray pipe with shared throat part and design method of supersonic velocity spray pipe

The invention provides a supersonic velocity spray pipe with a shared throat part and a design method of the supersonic velocity spray pipe. The design method of the supersonic velocity spray pipe with the shared throat part comprises the following steps of: determining a subsonic velocity segment curve according to an entrance geometric parameter and the area of the throat part; determining an initial characteristic line emitted from the throat part according to the subsonic velocity segment curve and the maximum divergence angle; determining a curve of a wall surface in the shared segment of the throat part by a characteristic line method according to the initial characteristic line and the mach number of the wall surface in the shared segment of the throat part; and setting the mach number distribution of an axial line in the downstream of the curve on the wall surface in the shared segment of the throat part according to the structural design requirement of the supersonic velocitysegment of the spray pipe, and determining a non-throat part curve in an iteration way by the characteristic line method. By the design method, the parameter of an exit flow field of the spray pipe can be changed by sharing the throat part and exchanging an expansion segment; the processing cost of the throat part of a wind tunnel spray pipe is saved; and the uniformity of the exit flow field of the spray pipe can be ensured and the quality of a wind tunnel flow field can be improved while the throat part is shared. According to the supersonic velocity spray pipe with the shared throat part, the design method of the supersonic velocity spray pipe with the shared throat part is utilized.
Owner:NAT UNIV OF DEFENSE TECH

Low-voltage direct-current controlled continuous flow cell electrofusion chip

InactiveCN102174387AImprove pollution preventionImprove the degree of anti-interferenceHybrid cell preparationStress based microorganism growth stimulationLow voltageContinuous flow
The invention provides a microelectrode array chip which can be used for continuous flow cell electrofusion. The chip consists of three layers, namely a substrate, a cover plate and a metal supporting piece, wherein the substrate is provided with a microchannel for cell suspension to continuously flow and a microelectrode array for electrically stimulating cells; and the microelectrode array is engraved on the two sides of the microchannel, is connected with the metal supporting piece by a metal lead through a micropore, and is connected with a direct-current power supply through a wire to lead in an electrical signal. The microelectrode array chip has a simple structure and is provided with a small number of microelectrodes, so that processing difficulty is far lower than that of a high-density microelectrode cell electrofusion chip; the required fusion voltage is direct-current low voltage, the requirement on equipment is low, and device cost is far lower than that of the conventional cell electrofusion method; meanwhile, cell fusion is continuously performed in the process that cell pairs flow through the microchannel, fusion yield is also far higher than that of the conventional cell electrofusion method, so that the popularization and application of the microelectrode array chip are facilitated.
Owner:CHONGQING UNIV

Superhigh-frequency coaxial connector

ActiveCN103326206AGuaranteed microwave transmission characteristicsGuaranteed mechanical reliabilitySecuring/insulating coupling contact membersTwo-part coupling devicesElectrical conductorMechanical reliability
The invention discloses a superhigh-frequency coaxial connector and relates to the technical field of coaxial connectors. The superhigh-frequency coaxial connector solves the transmission problem of 50-65GHz superhigh-frequency signals. The connector comprises an outer conductor, an inner conductor and an insulating support, the outer conductor is composed of a shell body and a sleeve barrel, a clamping groove used for fixing the insulating support is formed in the sleeve barrel, the insulating support is composed of three sheet type insulators, and good microwave transmission performance and good mechanical supporting strength can be simultaneously ensured, an inserting hole is formed in the inner conductor, the inserting hole is provided with a taper angle which is gradually increased before an opening is closed up, and the consistency of the diameter of a transmission line and the diameter of the inner conductor can be ensured after an inserting needle is inserted into and combined with the inserting hole. The connector is good in electrical performance, high in mechanical reliability, and capable of efficiently and stably transmitting microwave signals with frequency as high as 65GHz.
Owner:CHINA AEROSPACE TIMES ELECTRONICS CORP

Method for treating foundation by combined hammers

The invention discloses a method for treating foundation by combined hammers. Three hammer bodies, including a column hammer, a middle hammer and a flat hammer which are of different shapes, intensities of pressure and specific gravities, are utilized for tamping loose foundation soil layer by layer according to certain programs and technical requirements, so as to realize the aim of consolidating the foundation soil in deep, middle and superficial layers. Compared with the common heavy-tamping method and other pile work composite foundation treatment methods, the method of the invention can make the effective consolidation depth and the reinforced effect of compacting soil among piers prominent and can treat the loose and soft foundation soil of which the thickness reaches nearly 20 meters, the depth and the diameter of a tamped pit can be respectively adjusted, and the tamped pit can be backfilled with original soil or other replacement materials to form a tamped pier or a replacement pier; and therefore the bearing capacity of the foundation can be greatly improved, and the settling amount and the differential settlement of buildings can be directly reduced. The method can fully utilize various on-site soil materials and utilize huge amounts of waste skeletal materials of construction waste from city removal, reduce the cost of treating the foundation and save high energy consumption materials (rolled steel products and cement), and has obvious effects of environment protection and energy conservation.
Owner:刘献刚

Method for improving stability of high soil slope

The invention relates to a method for improving the stability of a high soil slope, in particular to a method for improving the high soil slope stability and being applied to the construction field. The method provided by the invention has the advantages that the excavation volume can be greatly reduced, the construction is convenient, the safety is high, the operation is simple, and the circumstance that the high soil slope is easily unstable in the working condition of a rainstorm or an earthquake can be effectively prevented. The method comprises the following steps: a, performing slope cutting treatment on a soil body, additionally arranging porous water drainage steel pipes, and stuffing water drainage hoses in the steel pipes; and b, additionally arranging a concrete retaining wall at the slope toe, pouring pure cement paste into a gabion or stone ballast till the pure cement paste overflows, and ensuring that the gabion or the stone ballast is formed as a hole. By adoption of the method provided by the invention, the upper part of the high soil slope is subjected to the proper slope cutting treatment; the concrete retaining wall and the reinforced gabion are additionally arranged; gaps are backfilled with the stone ballast; the excavation volume is low; the construction is convenient; the safety is high; the operation is simple; the treatment cost is low; the resistance of the slope toe can be increased; and the stability of the high soil slope can be remarkably improved.
Owner:POWERCHINA CHENGDU ENG

A very high frequency coaxial connector

ActiveCN103326206BGuaranteed microwave transmission characteristicsGuaranteed mechanical reliabilitySecuring/insulating coupling contact membersTwo-part coupling devicesElectrical conductorMechanical reliability
The invention discloses a superhigh-frequency coaxial connector and relates to the technical field of coaxial connectors. The superhigh-frequency coaxial connector solves the transmission problem of 50-65GHz superhigh-frequency signals. The connector comprises an outer conductor, an inner conductor and an insulating support, the outer conductor is composed of a shell body and a sleeve barrel, a clamping groove used for fixing the insulating support is formed in the sleeve barrel, the insulating support is composed of three sheet type insulators, and good microwave transmission performance and good mechanical supporting strength can be simultaneously ensured, an inserting hole is formed in the inner conductor, the inserting hole is provided with a taper angle which is gradually increased before an opening is closed up, and the consistency of the diameter of a transmission line and the diameter of the inner conductor can be ensured after an inserting needle is inserted into and combined with the inserting hole. The connector is good in electrical performance, high in mechanical reliability, and capable of efficiently and stably transmitting microwave signals with frequency as high as 65GHz.
Owner:CHINA AEROSPACE TIMES ELECTRONICS CORP

Portable soil measuring test device

The invention provides a portable soil measuring test device capable of performing conical index measuring and a pressure-sinking test. The portable soil measuring test device comprises a support, a hydraulic mechanism, a measuring test mechanism and a controller; the support comprises a bottom plate, a guide column erected on the bottom plate and a fixing top plate connected with the upper end of the guide column; the hydraulic mechanism comprises a hydraulic cylinder, a hydraulic driving unit driving the hydraulic cylinder and a slide block; one end of the cylinder body of the hydraulic cylinder is connected with the fixing top plate and the other end of the cylinder body of the hydraulic cylinder is connected with the guide column by a fixing part; a free end of a piston of the hydraulic cylinder is connected with the sliding block; the guide column penetrates through the slide block to guide the same; the measuring test mechanism comprises a measuring rod, a measuring head and a built-in pull press sensor; one end of the measuring rod is connected with the slide block and the other end of the measuring rod is connected with the measuring head, the built-in pull press sensor is arranged internally between the measuring rod and the measuring head; the controller is fixed on the bottom plate of the support by a mounting frame and controls the hydraulic mechanism and the measuring test mechanism.
Owner:MILITARY TRANSPORTATION UNIV PLA

Method for user terminal dynamic position management by IP multimedia sub-system

The invention provides a method used for leading an IP multimedia sub-system to carry out dynamic position management on a user end (UE); the position management of UE is carried out by a dynamic position updating mechanism DLU method; the conversation behaviour of UE is led in a position updating process, namely, corresponding operation on register timer (RT) is added during the conversation process of UE without changing the register process in an IMS, thus reducing the generation frequency of periodic position updating request and the generation times of the periodic position updating request on the basis of extremely little changing quantity. Furthermore, when the UE roams from the home network to the visit network and IOS event or re-register CCRR or PRR event occurs, the method of the invention adopts a two-step position management mechanism TTLM method where home network and visit network are respectively registered and a dynamic position updating mechanism DLU method to carry out the position management on the UE. The method of the invention solves the defects of the prior art better, effectively reduces the load of the HSS and S-CSCF, reduces the transmission quantity of the position updating signals, and improves the utilization ratio of the network resource.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Traditional Chinese medicine material drying device

The invention provides a traditional Chinese medicine material drying device which is characterized in that a sealing cover is rotationally connected with a dehumidification port of each dehumidification shield; a negative pressure valve is fixedly connected into each dehumidification shield and connected with the corresponding sealing cover; each sealing cover can be driven by the corresponding negative pressure valve to open and close; two air guiding plates are fixedly connected with the two sides of each dehumidification port in a dehumidification air duct, and combined to form the shape of a horn mouth; one side of each air guiding plate is fixedly connected with the bottom surface of the dehumidification air duct; and an air guiding bent plate is fixedly connected with the other side of each air guiding plate. Through the traditional Chinese medicine material drying device provided by the invention, the medicine material drying quality can be guaranteed, the medicine material drying speed can be improved, the drying time can be shortened, the power consumption of the traditional Chinese medicine material drying device can be lowered by adopting an air-source high-temperature heat pump, and then the medicine material processing cost can be reduced.
Owner:天津市格亚思科技发展有限公司

Dual-card dual-standby mobile phone and communication method and communication system thereof

The invention discloses a dual-card dual-standby mobile phone and a communication method and a communication system thereof. The dual-card dual-standby mobile phone comprises a single standby mobile phone body, a card support, a carrier band circuit board and a control chip, wherein the single standby mobile phone body is provided with a slot; the card support is fixedly inserted into the slot; the end part, which is close to the outer side of the single standby mobile phone body, of the card support is provided with a limiting slot; the carrier band circuit board is arranged on the card support; one end, which is close to the outer side of the single standby mobile phone body, of the carrier band circuit board is provided with a mounting part for mounting the control chip and a chip of a second SIM (Subscriber Identity Module) card; a plurality of salient points which can be electrically contacted with the first SIM card protrude from the other end of the carrier band circuit board; the control chip is arranged on the carrier band circuit band; the control chip can be electrically contacted with the first SIM card and the second SIM card respectively. According to the technical scheme, a dual-card dual-standby mode of a single-slot mobile phone can be realized on the premise of ensuring communication safety performance and power saving.
Owner:深圳市幻日西姆科技发展有限公司

Switching mechanism of pneumatic nailing machine

The invention discloses a switching mechanism of a pneumatic nailing machine, which comprises a safety bracket assembly, an upper air guide sleeve, a lower air guide sleeve, an elastic cylindrical pin, two valve rods, a trigger, an O-shaped ring and two valve rod pressure springs, wherein the two valve rods are distinguished as an upper valve rod and a lower valve rod; the safety bracket assembly is connected with the upper valve rod and is used for controlling the horizontal movement of the upper valve rod; an outer annular groove is arranged at the periphery of the upper air guide sleeve, the middle of the upper air guide sleeve is provided with two holes, the middle of the front side is provided with a middle groove, and both sides of the middle groove are respectively provided with a step; the O-shaped ring is arranged in the outer annular groove; the lower air guide sleeve is provided with two outer grooves, two bosses, two holes and an inclined hole, and the two valve rod pressure springs support the upper valve rod and the lower valve rod; and the two holes are positioned in the middle of the lower air guide sleeve, and the inclined hole is penetrated between the two holes. The pneumatic nailing machine avoids the double hit phenomenon in the nailing process, increases the one-time installation qualification rate, improves the quality of the pneumatic nailing machine and enables the use to be safer and more reliable.
Owner:浙江沃力森工具有限公司

Glue dipping alignment device of equipment

The invention provides a glue dipping alignment device of equipment. The glue dipping alignment device comprises a plastic box, a glue stripping plate, a sliding device and a camera, wherein the plastic box is used for placing glue and is not provided with a bottom surface, the glue stripping plate is used for bearing the equipment and forming a glue film on a surface of the equipment, a hole anda regional bottom plate are arranged at one end of the glue stripping plate, the regional bottom plate is formed by embedding the glue film into the hole, the surface height after the regional bottomplate is formed by embedding the glue film into the hole is lower than the surface height of the glue stripping plate, the sliding device is used for achieving relative sliding between the plastic boxand the glue stripping plate, the camera is used for shooting and identifying the device, the plastic box takes the glue stripping plate as a bottom plate, and the glue stripping plate relatively slides in a way close attachment to the plastic box along the sliding device to form the glue film on a surface of the regional bottom plate. By the glue dipping alignment device, the processing and application cost can be reduced, the technological processing time is shortened, and the production efficiency is improved.
Owner:唐人制造嘉善有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products