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42results about How to "No structural impact" patented technology

Flow construction method of underground pipe gallery inner mold system

The invention relates to a flow construction method of an underground pipe gallery inner mold system. A pair of mold frame automatic control units is arranged on the same section of a pipe gallery. During construction, after top mold plates, side mold plates and corner mold plates stretch to design positions, an independent early demounting mold plate is mounted at the clearance position of the two top mold plates; complete supporting is formed by the top mold plates, the side mold plates, the corner mold plates and the early demounting mold plate, and pouring is carried out; after concrete reaches certain strength, the top mold plates, the side mold plates and the corner mold plates retract and move to the next work station along with trolleys; and meanwhile, the early demounting mold plate is kept in a supporting state, the early demounting mold plate is demounted after the concrete reaches certain strength, and the demounted early demounting mold plate and the mold frame automatic control units reaching the next work station cooperate to complete subsequent supporting. According to the method, the mold demounting wait time is shortened, the movement and preparation time of the mold frame automatic control units is saved, and repeated utilization is convenient.
Owner:CHINA FIRST METALLURGICAL GROUP

Method and device for measuring cable force

ActiveCN103278279AAffects architectural stylingAffect appearanceTension measurementLinear relationshipEngineering
The invention discloses a method and a device for measuring a cable force. The device comprises a pin shaft and an ear plate, wherein an axial through hole is arranged in the axial axle wire of the pin shaft, two ends of the axial through hole are respectively and symmetrically provided with a transmitting end and a receiving end of an optical measurement system, a measurement plane of the optical measurement system is coplanar with the axial axes of the pin shaft and the action direction of load, and the ear plate is provided with a limit device to be connected with the pin shaft. On the basis that the pin shaft has the characteristics of being even in material and completely and linearly elastic under the stress state, the cable force of an inhaul cable is confirmed by the measurement of the tinny deformation of the pin shaft of a connecting node under the action of the cable force and the linear relationship between the cable force and the deformation. The method and the device provided by the invention are nondestructive testing technologies, thereby being wide in application range.
Owner:SOUTH CHINA UNIV OF TECH

System for detecting potential safety hazards of hydraulic structure

The invention discloses a system for detecting potential safety hazards of a hydraulic structure. The system comprises a dynamic excitation source, a measuring point optimal layout subsystem, a signal collecting subsystem, a signal processing subsystem and an early warning system, wherein the dynamic excitation source is used for performing outside excitation on the hydraulic structure and causing the hydraulic structure vibrate so as to send power response signals; the measuring point optimal layout subsystem is used for acquiring the optimal combination and arranging positions of all sensors used for sensing the power response signals according to a specific structure of the hydraulic structure; the signal collecting subsystem is used for collecting the power response signals sensed by all the arranged sensors; the signal processing subsystem is used for processing and analyzing the power response signals sensed by all the sensors; and the early warning system is used for sending early warning information according to a processing result for the power response signals. The system disclosed by the invention can be used for detecting the hidden danger scope of the hydraulic structure and the damage degree of the structure and can be used for comprehensively checking the overall health condition of the hydraulic structure.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES

Method for preparing carbon foam using aryl ethane monomer

The invention relates to a way to prepare carbon foam by aryl acetylene metamer which relates to the preparing technology of carbon foam. The way includes the following steps: choosing the material, the ratio (by weight) of meta-ethynylbenzene to para- ethynylbenzene is 5:2 and the purity is larger than 90-94%; adding blowing agent (skellysolve A) and foam-distributing agent; heating and stirring the solution; adding curing agent (sulphuric acid) and keep on stirring at constant temperature; blowing up the solution during solidifying process to get part of the solidified foam; cleaning the mentioned foam to remove the blowing agent and foam-distributing agent; classifying and completely solidifying the foam, the solidifying procedure includes the following steps: drying at 120 Deg C for 2h; drying at 150 Deg C for 2h; drying at 180 Deg C for 2h, drying at 200 Deg C for 2h and post-treating the foam at 350 Deg C under the atmosphere of nitrogen for 4h to get poly-aryl acetylene foam; heating under nitrogen atmosphere from room temperature to 900 Deg C at a speed of 10 Deg C / min while keeping the temperature for 180min to carbonize the foam; cooling the foam to room temperature to get carbon foam. The invention requires simple technologies and devices and has also solved the problem of poor mechanical function and hard to control the structure of the foam products.
Owner:TONGJI UNIV

Digital printing method capable of resisting printing and scanning attacks based on fused fonts

The invention discloses a digital watermarking method capable of resisting a printing scanning attacks based on fused fonts. The method specifically comprises the following steps: constructing a common Chinese character font library and a Chinese font library; Determining a font of the target document; Carrying out style migration on the source font picture and the target font picture of the Chinese characters in the common Chinese character library through the CGAN to generate a new font picture set; Screening the new font picture set to prepare a font image library; And according to the to-be-embedded information, finding out a target new font picture from the font image library, and replacing the to-be-replaced Chinese character in the original document. According to the method, different fonts are fused, the fonts most similar to the original document fonts are selected for Chinese character replacement, multi-bit information can be embedded into one Chinese character, the watermark information amount hidden in one document is greatly increased, and the problems that robustness is poor, the capacity is small and the like due to the fact that digital watermarks are added in a space domain in the prior art are effectively solved.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Noise reduction terminal and noise reduction method

The invention provides a noise reduction terminal and a noise reduction method. The noise reduction terminal provided by the invention comprises: a processor, a loudspeaker, a receiver, a reference voice receiver and two auxiliary voice receivers, and the reference voice receiver, the auxiliary voice receivers, the loudspeaker and the receiver are all connected to the processor. The auxiliary voice receiver is used for obtaining a first noise signal of the current environment; the processor is used for obtaining a first noise reduction signal according to the first noise signal; the loudspeaker is used for sending a first noise reduction sound wave according to the first noise reduction signal, and the receiver is used for sending a second noise reduction sound wave according to the firstnoise reduction signal; and the reference voice receiver is used for obtaining a voice signal and / or a noise signal. By adoption of the noise reduction terminal and the noise reduction method providedby the invention, noise reduction processing can be performed on the environmental noise in a call process, a recording process or a music playing process while ensuring that the original structure of a terminal is not affected by the noise reduction structure, so that the user experience is improved.
Owner:BLACKSHARK TECH NANCHANG CO LTD

Preparation method of silicon-coated lithium ion battery anode material

The invention discloses a preparation method of a silicon-coated lithium ion battery anode material. The preparation method comprises the following steps of: coating SiO2.nH2O on the surface of a lithium manganate matrix through chemical precipitation, wherein a low-sodium sodium silicate solution and a sulfuric acid solution are added to a high-speed stirring reaction kettle, which is used for mixing up lithium manganate LiMn2O4 sizing agent, for carrying out precipitation reaction; washing the discharged sizing agent after the silicon precipitate is sufficiently reacted; and drying at 100 DEG C to 150 DEG C after the solid-liquid separation to obtain the silicon dioxide-coated lithium manganate anode material. The preparation method disclosed by the invention is low in device requirements, simple in process and environment-friendly. And the anode material is long in cycle life and low in cost.
Owner:HUNAN SOUNDDON NEW ENERGY

Comprehensive structure of semi-submersible offshore wind power and aquaculture fishery platform

The invention discloses a comprehensive structure of semi-submersible offshore wind power and an aquaculture fishery platform. The comprehensive structure comprises a draught fan and a fishery platform arranged at the bottom of the drought fan, the fishery platform comprises a semi-submersible frame, the semi-submersible frame is a cuboid, the semi-submersible frame comprises four vertically arranged pontoons, transverse supporting and diagonal supporting for connecting the pontoons, and netting is fixed to the side wall and the bottom of the semi-submersible frame; and mooring cables are fixed to the bottom of the pontoons, and the bottoms of the mooring cables are fixedly connected with anchors arranged on seabed. According to the comprehensive structure of the semi-submersible offshorewind power and the aquaculture fishery platform, the offshore wind power technology and the deep sea aquaculture equipment technology are integrated, the offshore wind power is directly used in electrical equipment of the fishery platform, the cost of long-distance transmission is saved, a new way is also provided for offshore wind power resources, and the problem of difficult to balance the offshore wind power and terrestrial thermal power is eased.
Owner:DALIAN UNIV OF TECH

Large formwork narrow space wall body construction method based on integral assembly

The invention relates to a large formwork narrow space wall body construction method based on integral assembly. The large formwork narrow space wall body construction method is characterized in thatan outer side formwork is provided with built-in bolts connected with split bolts; pressure dispersion plates are arranged outside the built-in bolts; pull rod connecting plates are arranged outside the outer side formwork; first supporting ribs are arranged between first supporting rib limiting grooves and second supporting rib limiting grooves. Second supporting ribs are arranged between a second stand column and a first stand column; a load bearing plate, an inclined support and a pull rib are arranged between the column foot of the first stand column and the floor; longitudinal limiting bodies are arranged at connecting positions of the second stand column, an inner side formwork and the floor; a plate bottom limiting body is pre-arranged in a poured concrete wall body; a flexible filling layer is arranged at the connecting position between the outer side formwork and the plate bottom limiting body; a longitudinal outer support is arranged between the outer side formwork and the adjacent outer side wall body; and the outer side formwork is disassembled by a sliding formework guide bracket. Wall formwork arranging and disassembling efficiency is improved, formwork arranging quality is improved, and material utilization ratio is improved.
Owner:华中伟业建设集团有限公司

Wideband planar antenna

The invention relates to the technical field of antenna design, in particular to a wideband planar antenna. The wideband planar antenna comprises a dielectric base plate, a metal grounding plate, a micro-strip feeder, a coaxial connector and N radiating units, wherein the N is greater than or equal to 5; the N radiating units and the micro-strip feeder are printed on the upper surface of the dielectric base plate, the first radiating unit to the Nth radiating unit are sequentially arranged at both sides of the micro-strip feeder in a mutually-staggered way according to a log-periodic mode, the sizes of the N radiating units are increased according to certain scaling factors, and a first gap is arranged between each radiating unit and the micro-strip feeder; the metal grounding plate is printed on the lower surface of the dielectric base plate; an outer conductor of the coaxial connector is connected with the metal grounding plate, and an inner conductor of the coaxial connector is connected with the micro-strip feeder. The wideband planar antenna provided by the invention has a simple and effective structure, and a wideband antenna with the relative bandwidth of more than 66.7 percent is realized.
Owner:36TH RES INST OF CETC

Method for optimally designing buckling restrained braces and brace structure system

The invention discloses a method for optimally designing buckling restrained braces and a brace structure system, which comprise steps: the sectional area of a core material which is arranged on a small shear force position is properly cut down when a common brace is selected, buckling restrained braces are distributed, the elasticoplastic deformation and energy dissipation mechanism of brace structure systems of the buckling restrained braces are checked under the actions of middle earthquake and major earthquake by adopting a nonlinear time history analysis method, the buckling restrained braces which are not yielded under the action of the major earthquake are replaced to be common braces according to a equivalent rigidity principle, and the common braces are distributed and the like. The method for optimally designing the buckling restrained braces and the brace structure system can optimally select sectional areas of the core materials of the buckling restrained braces according to born story shear force, enables the buckling restrained braces to be main energy-dissipation components, correspondingly guarantees safety of other parts of structures, and improves global seismic capacity of the structures. Simultaneously, the method for optimally designing the buckling restrained braces and the brace structure system can save cost, and is beneficial for application and popularization of the buckling restrained braces.
Owner:JIANGSU INST OF URBAN PLANNING & DESIGN

Method and system for supervising public accumulation fund data

The invention discloses a method and system for supervising public accumulation fund data, belongs to the technical field of compliance management of public accumulation fund and provides a compliance information management system of the public accumulation fund for integrating information of different industries in different regions and carrying out peripheral supervision and remote data disaster recovery. In a scheme adopted in the invention, the method for supervising the public accumulation fund data comprises the following steps of: firstly, carrying out real-time compliance detection on a data format input by a public accumulation fund service machine by using a service-grade compliance manager; secondly, transmitting the data to a public accumulation fund compliance manager and a public accumulation fund server by the service-grade compliance manager and monitoring and intercepting the transmitted data by a network-grade compliance manager; thirdly, collecting the saved data by the public accumulation fund compliance manager at fixed time to generate service management information; and fourthly, transmitting the service management information to a public accumulation fund supervision platform for unified supervision by the public accumulation fund compliance manager. The method and system are used for supervising public accumulation fund services.
Owner:太原罗克佳华工业有限公司

Foundation compaction device with buffer structure for constructional engineering

The invention belongs to the field of constructional engineering, and particularly relates to a foundation compaction device with a buffer structure for constructional engineering. The foundation compaction device aims to solve the problems that existing foundation compaction equipment is not provided with a buffer mechanism, a pressing plate is in direct contact with a foundation, and the equipment is prone to being damaged by instantaneous impact force generated by direct contact. According to the scheme, the foundation compaction device comprises a movable seat, a fixed plate is fixedly installed at the top of the movable seat, a supporting rod is fixedly installed on one side of the fixed plate, the end, away from the fixed plate, of the supporting rod is fixedly installed at the top of the movable seat, a movable hole is formed in one side of the fixed plate, a balance weight plate is installed in the movable hole in a sliding mode, and a compaction plate is arranged at the bottom of the balance weight plate. The foundation compaction device is reasonable in structure and convenient to operate, the foundation compaction device is provided with the buffer mechanism with a good buffer protection effect, the instantaneous impact force generated after the compaction plate is in contact with the foundation can be effectively reduced, and damage to an equipment body and the compaction plate can be avoided.
Owner:长春鼎盟建筑工程有限公司

Credible block data dynamic deleting method

ActiveCN110474776AContinuityEnsuring unredacted data remains traceableInput/output to record carriersFinanceOperating systemData dynamics
The invention discloses a credible block data dynamic deleting method, which comprises the following steps of S1, when any node in a blockchain system generates a new block, searching a deletion pointon the blockchain of a current node for generating the new block; S2, retrieving and deleting deletable data in all blocks in a preset deletion period according to the deletion point, and combining the blocks without the deletable data to obtain a compressed block; S3, embedding the compressed block into a new block generated by the current node to obtain a combined block; S4, broadcasting the generated new block to other nodes by the current node, and repeatedly executing the steps S1 to S3 to delete the blockchain corresponding to each node to obtain a combined block by other nodes; and S5,repeatedly executing the steps S1 to S4, and continuously and dynamically deleting the block data according to the generation period of the new block; the deletion method provided by the invention has periodicity and continuity, and the blockchain system can automatically and continuously execute data deletion in a long-term operation process to release a storage space.
Owner:上海朝夕网络技术有限公司

A smart load system and a smart load implementation method based on radio frequency link coupling access

ActiveCN105375973AMeet integration needsMeet the needs of increasing temporary tasksRadio transmissionElectricityCoupling
The invention provides a smart load system and a smart load implementation method based on radio frequency link coupling access. The system comprises a user radio frequency front end, a feed radio frequency front end, analog-to-digital conversion units, digital-to-analog conversion units, a return link channel processor, a forward link channel processor, a shunt, a combiner, a main function processor, and an auxiliary function processor. According to the invention, the auxiliary function processor bearing temporary tasks can be integrated with the main function processor when not being involved in earlier-stage overall design, and can complete independent tests concurrent with tests of the main function processor, so that the flexibility of the smart load integration solution is improved and the requirement of develop processes for concurrency is met.
Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

Method and system for supervising accumulation fund service grade data

The invention relates to a method and a system for supervising accumulation fund service grade data, and belongs to the technical field of accumulation found compliance management. In order to solve the problem, an accumulation fund compliance management system capable of arranging information in different industries and different places and performing periphery supervision and remote data backup on the information is provided. The method for supervising the accumulation fund service grade data comprises the following steps of: 1, performing real-time compliance detection on a data format input from a service grade compliance manager to an accumulation fund service machine; 2, transmitting the data in a memory to an accumulation fund compliance manager by the service grade compliance manager; 3, duly accumulating the stored data by the accumulation fund compliance manager and generating service management information; and 4, transmitting the service management information by the accumulation fund compliance manager to an accumulation found supervising platform and uniformly supervising the service management information. The invention is used for supervising the accumulation found service.
Owner:太原罗克佳华工业有限公司

Flexural reinforcing structure and method for concrete beam

The invention belongs to the technical field of civil engineering. A flexural reinforcing structure for a concrete beam is arranged in a beam body of the concrete beam, and comprises a first caulkinggroove, second caulking grooves and anchors fixedly arranged in the second caulking grooves, wherein the first caulking groove is formed in one side face of the beam body; the second caulking groovesare formed in the first caulking groove at an interval; a reinforcing strip is cooperatively embedded in the first caulking groove; the reinforcing strip is cooperatively and fixedly clamped between the anchors, and the reinforcing strip is supported in the caulking groove of the beam body through the anchors. The invention also discloses a flexural reinforcing method for the concrete beam. The flexural reinforcing structure and method for the concrete beam have the advantages that the structural design is reasonable, the stability is good, the durability and operability of the product can begreatly improved, the reinforcement effect is optimized, and the bearing capacity of the reinforced concrete beam is improved.
Owner:NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER

Air filter of internal combustion engine for saddle type vehicle

An air filter of an internal combustion engine for a saddle type vehicle. A shell main body and a shell cover are bonded on a bonding surface extending along a vertical direction and a filter element bearing plate clamped between the shell main body and the shell cover is provided with a filter element of the filter, reduction of the number of components and simplification of the structure can be realized without affecting the appearance of the vehicle, and disengagement of the filter element bearing plate is prevented during maintenance. An inner wall of the shell main body (42) is provided with a first protruding wall (61), the first protruding wall (61) protrudes towards the filter element bearing plate (46) side, a tail end part (61a) of the first protruding wall (61) approaches or abuts against the filter element bearing plate (46), the filter element bearing plate (46) is provided with a second protruding wal (62) in a protruding manner, and the second protruding wall abuts against or approaches and coincides with the first protruding wall (61) at least from upper and lower sides.
Owner:HONDA MOTOR CO LTD

Nougat center used for biscuit and preparation method thereof

InactiveCN107821549AThe structure is soft and does not stick to the teethStructural influenceBakery productsOil oxidationSugar
The invention relates to a nougat center used for biscuits and a preparation method thereof. The nougat center is formed by raw materials in the following weight parts: 9-15 parts of water, 20-30 parts of granulated sugar, 40-50 parts of malt syrup, 1.5-3.0 parts of egg white, 1-5 parts of gelatin, 0.1-0.2 parts of salt, 0.8-2.5 parts of cream, 3.0-4.0 parts of shortening, 4.2-5.5 parts of whole milk powders, 1.5-3.0 parts of whey mist, 0.15-0.25 parts of essence. Grease content of the nougat center is 3.9-5.5%. Compared with grease content of grease center, the grease content is much reduced.The nougat center is sweet without greasy, and soft in structure and does not adhere to teeth. The nougat center is rich in tastes and is nutrient and healthy. In normal temperature, expiration dateof the nougat center reaches 9 months, a product would not have oil oxidation and deterioration phenomenon since storage time is too long, and would not have moisture migration which influences biscuit structure.
Owner:恩格乐香精香料(上海)有限公司

Loop sleeve type elastic metamaterial structure with low-and-medium-frequency vibration reduction characteristics

The invention discloses a loop sleeve type elastic metamaterial structure with low-and-medium-frequency vibration reduction characteristics. According to the structure, a bottom surface is arranged on one side of a solid circular ring structure; a plurality of layers of circular rings are periodically arranged on the bottom surface along the radius direction of the solid circular ring structure from inside to outside; a trunk part is arranged in the innermost circular ring; four wedge-shaped blocks are arranged on the outer side of each layer of circular ring at intervals; the trunk part is connected with the wedge-shaped blocks on each layer of circular ring through four columnar structures to form a radial elastic structure; and the radial elastic structure extends outwards from the circular ring at the innermost layer and is connected with the side wall of the circular ring at the outermost layer to form the loop sleeve type elastic metamaterial structure with the low-and-medium-frequency vibration reduction characteristics. The radial elastic structure and the solid circular ring structure are connected to form a partially hollow structure, so excellent vibration reduction characteristics can be provided in low-and-medium-frequency environments.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY

Tension construction method of steel strand cable with anti-skid key as locking device

The invention discloses a steel strand inhaul cable tension construction method by taking a slip-resistant stud as a locking device. When one side, with the slip-resistant stud, of each steel strand is tensioned, the side, without the slip-resistant stud, of the steel strand is tensioned as well, the tensioning force applied on the side with the slip-resistant stud is always kept larger than that applied on the side without the slip-resistant stud, and the difference between the tensioning force on the two sides is as 1-2 times as actually measured frictional resistance; when the side, with the slip-resistant stud, of each steel strand is tensioned to reach monitored target cable tensioning force fc, anchoring is performed firstly, the tensioning force fk of the side, without the slip-resistant stud, of the steel strand is decreased to target cable tensioning force, and then anchoring is performed again to finish the tension construction of the steel strand inhaul cable. The steel strand inhaul cable tension construction method by taking the slip-resistant stud as the locking device has the advantages that a mounting method is optimized, cable force, on two outer sides of a tower column, of each steel strand is enabled to be identical, the slip-resistant stud is enabled to be tightly attached to the tower column and to be provided with enough pressure storage, internal force, on two sides of the tower column, of each steel strand is enabled to be identical, safety of the integral inhaul cable is improved, locking force of the slip-resistant stud is more reliable, on-site construction is facilitated and less prone to going wrong, and ultra-tensioning-force is prevented from affecting the integral structure largely.
Owner:SHANGHAI URBAN CONSTR DESIGN RES INST GRP CO LTD

Method and device for measuring cable force

The invention discloses a method and a device for measuring a cable force. The device comprises a pin shaft and an ear plate, wherein an axial through hole is arranged in the axial axle wire of the pin shaft, two ends of the axial through hole are respectively and symmetrically provided with a transmitting end and a receiving end of an optical measurement system, a measurement plane of the optical measurement system is coplanar with the axial axes of the pin shaft and the action direction of load, and the ear plate is provided with a limit device to be connected with the pin shaft. On the basis that the pin shaft has the characteristics of being even in material and completely and linearly elastic under the stress state, the cable force of an inhaul cable is confirmed by the measurement of the tinny deformation of the pin shaft of a connecting node under the action of the cable force and the linear relationship between the cable force and the deformation. The method and the device provided by the invention are nondestructive testing technologies, thereby being wide in application range.
Owner:SOUTH CHINA UNIV OF TECH

Anti-pulling device and seismic isolation protection method

ActiveCN111058545AReduce tensile stressSolve the problem of susceptibility to tension failureProtective buildings/sheltersShock proofingPull forceSeismic isolation
The anti-pulling device is installed between a foundation structure and an upper-layer structure, comprises a base fixed to the foundation structure and a top plate fixed to the upper-layer structureand located above the base, and is characterized in that a horizontally-arranged and rotatable rotating assembly is installed on the base, a vertically-arranged anti-pulling plate assembly is installed on the top plate, the anti-pulling plate assembly is movably connected with the rotating assembly, upward pulling force of the top plate is transmitted to the base, and the rotating assembly rotatesalong with horizontal movement of the anti-pulling plate assembly to adapt to the change in the horizontal movement direction of the anti-pulling plate assembly. The anti-pulling device can generatesynchronous and horizontal movement with a seismic isolation device, and can still provide enough anti-pulling bearing capacity when the displacement between horizontal layers is large, so that the pulling stress borne by the seismic isolation device is reduced, the seismic isolation device is protected against being damaged by the pulling stress, the seismic isolation device is effectively protected against tension under a strong seismic state, and the seismic isolation effectiveness is improved to prevent the upper-layer structure from overturning. A seismic isolation protection method is further provided.
Owner:ZHUZHOU TIMES NEW MATERIALS TECH

Public accumulation fund business-level compliance manager

InactiveCN102201103AMeet the needs of on-site compliance inspectionsGuaranteed unityFinanceData acquisitionBusiness data
The invention provides a public accumulation fund business-level compliance manager, belongs to the technical field of public accumulation fund compliance management. The invention aims to provide a field public accumulation fund business-level compliance manager which can perform real-time business data collection and management on field business handling in the industry on the conditions of different industries or different regional policies so as to realize peripheral supervision to the industry or the system. The invention adopts a technical scheme that: the manager comprises an industrial mainboard, a data transmission unit (DTU), a switch and a general power; in the industrial mainboard, a central processor is electrically connected with a data collection interface, a memory, a transmission interface and a first power supply respectively; in the DTU, a second power supply is connected with a receiving serial port and a data transmission device; and in the switch, a third power supply is connected with a first port, a second port and a third port respectively. The public accumulation fund business-level compliance manager can be applied to peripheral supervision of public accumulation fund business.
Owner:太原罗克佳华工业有限公司

Marine lamp floor stand

The invention discloses a marine lamp floor stand which comprises a supporting rod and an installation assembly, the bottom end of the supporting rod is fixed to a deck surface, the top end of the supporting rod is connected with the installation assembly, the installation assembly is used for being connected with a lamp and can ascend and descend in the axis direction of the supporting rod, and the installation assembly is arranged in the mode that when the lamp is connected to the installation assembly, the gravity center of the lamp can be located in the axis direction of the supporting rod. According to the marine lamp floor stand provided by the invention, the supporting rod is used for supporting the installation assembly for mounting the lamp; the installation assembly can ascend and descend in the direction of the supporting rod; meanwhile, the gravity center of the lamp is continuously located in the axis direction of the supporting rod, so that the acting force of the lamp onthe support and the position of an acting point are not changed in the lifting process, the structure of the lamp support cannot be affected, and the stability of the lifting process is guaranteed.
Owner:SHANGHAI WAIGAOQIAO SHIP BUILDING CO LTD

High-dispersity plastic pigment composition

The invention discloses high-dispersity plastic pigment composition. The high-dispersity plastic pigment composition is prepared from raw materials in parts by weight as follows: 8-15 parts of environment-friendly pigment powder, 1-2 parts of nanoscale hydroxyapatite powder, 0.5-1 part of titanium dioxide, 1-3 parts of EVA wax, 3-7 parts of polytetrafluoroethylene micropowder, 1-2 parts of sodium benzoate, 0.5-1 part of an antioxidant DNP, 0.5-1 part of microcrystalline wax, 0.5-1 part of zinc stearate and 4-8 parts of N-poly(hydroxylauric acid ester) acyl-3-(dimethylamino) propylamine; the environment-friendly pigment powder is cobalt blue, cobalt green or titanium-nickel yellow. The high-dispersity plastic pigment composition is prepared from environment-friendly raw materials through mixing and has good environmental protection performance, good dispersity in the use process, better compatibility with plastic materials, wide applicability and excellent heat-resisting stability and is convenient to use, the coloring processing operation is simple and convenient, and the coloring effect is good.
Owner:WUJIANG TUNCUN PIGMENT PLANT

Fast neutron reactor high-burnup metal fuel element with graphite foam as heat-conducting medium

The invention provides a fast neutron reactor high-burnup metal fuel element with graphite foam as a heat-conducting medium, and relates to the technical field of nuclear engineering. The metal fuel element comprises a fuel core body and a cladding arranged outside the side wall of the core body, wherein a porous heat-conducting medium is filled between the core body and the cladding. The high-porosity porous heat-conducting medium with good heat conductivity is selected in the gap between the fuel and the cladding to replace liquid sodium in traditional fuel to serve as the heat-conducting medium, many problems caused by the liquid sodium in fuel preparation and spent fuel aftertreatment are avoided, and the fuel consumption life of the uranium-zirconium alloy is expected to be remarkably prolonged.
Owner:ZHEJIANG UNIV

Construction method of narrow space wall based on integral assembly of large formwork

The invention relates to a large formwork narrow space wall body construction method based on integral assembly. The large formwork narrow space wall body construction method is characterized in thatan outer side formwork is provided with built-in bolts connected with split bolts; pressure dispersion plates are arranged outside the built-in bolts; pull rod connecting plates are arranged outside the outer side formwork; first supporting ribs are arranged between first supporting rib limiting grooves and second supporting rib limiting grooves. Second supporting ribs are arranged between a second stand column and a first stand column; a load bearing plate, an inclined support and a pull rib are arranged between the column foot of the first stand column and the floor; longitudinal limiting bodies are arranged at connecting positions of the second stand column, an inner side formwork and the floor; a plate bottom limiting body is pre-arranged in a poured concrete wall body; a flexible filling layer is arranged at the connecting position between the outer side formwork and the plate bottom limiting body; a longitudinal outer support is arranged between the outer side formwork and the adjacent outer side wall body; and the outer side formwork is disassembled by a sliding formework guide bracket. Wall formwork arranging and disassembling efficiency is improved, formwork arranging quality is improved, and material utilization ratio is improved.
Owner:华中伟业建设集团有限公司
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