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127results about How to "With detachable" patented technology

Construction method of shallow-buried subsurface-excavated cross-shaped cross-strut tunnel

The invention discloses a construction method of a shallow-buried subsurface-excavated cross-shaped cross-strut tunnel. The method includes the following steps of conducting construction preparation, conducting measurement and pay-off on a tunnel advanced support and the tunnel contour line according to construction design requirements, conducting advanced geological forecasting through the geophysical prospecting advanced geological forecasting and drilling advanced geological forecasting combined mode, conducting advanced pipe shed grouting and advanced curtain grouting, checking the grouting effect, entering the next procedure if the grouting effect meets the construction requirement, conducting advanced pipe shed and advanced curtain grouting again if the grouting effect does not meet the construction requirement, conducting excavation support construction on construction areas on by one from top to bottom and from left to right, conducting primary support and temporary support sealing and conducting monitoring and measuring after the primary tunnel transverse end face construction is completed, repeatedly executing the steps for the next circulation of construction if the design requirement is met, conducting support strengthening if the design requirement is not met, and regulating excavation parameters to conduct excavation support construction again till the design requirement is met.
Owner:ZHONGJIAN SUIDAO CONSTR CO LTD

Adjustable multifunctional circulation test groove platform

The invention discloses an adjustable multifunctional circulation test groove platform, belongs to the technical field of ground in civil engineering, and particularly relates to an adjustable multifunctional circulation test groove platform which imitates a debris flow motor process erosion effect along a way. The adjustable multifunctional circulation test groove platform is detachable, capable of being combined, convenient to operate and strong in repeatability, and comprises an erosion band support, a transition support, a sliding-down rail support, a sliding-down rail test groove and an erosion band test groove. The upper end of the sliding-down rail groove is installed on the sliding-down rail support, the lower end of the sliding-down rail groove is installed on the transition support, the upper end of the erosion band test groove is installed on the transition support, the lower end of the erosion band test groove is installed on the erosion band support, an erosion material sliding-down control partition plate is arranged in the sliding-down rail test groove, an initial material sliding-down area is arranged at the back of the erosion material sliding-down control partition plate, a corroded material placing groove is formed in the erosion band test groove, and the erosion band support, the transition support and the sliding-down rail support are respectively installed on a base support plate.
Owner:NORTHEASTERN UNIV

Compact simultaneous distilling and extracting device

The invention discloses a compact simultaneous distilling and extracting device, which comprises a simultaneous distilling and extracting kit and a condensing system, wherein the simultaneous distilling and extracting kit is formed by interconnecting a water vapor conduit, a condensate return pipe, a water vapor heating sleeve, a solvent vapor conduit and a mixed extracting and condensing cavity;the condensing system comprises a detachable double spiral condensing pipe and a hollow condensing jacket; the double spiral condensing pipe is in ground sleeve joint with the mixed extracting and condensing cavity; and the hollow condensing jacket is matched with the double spiral condensing pipe to form a condensing part of the mixed extracting and condensing cavity. The device combines the technical characteristics of a soxhlet extracting device and a rotary evaporimeter, adopts a double spiral condensing structure, simplifies a heating device, and has the advantages of more compact overall structure, small occupied space, detachability and convenient cleaning; and the difference between mixed extracting and condensing in space position of the cavity body is favorable for separately mixing and condensing the vapor (air), thereby improving the working efficiency of distilling and extracting, and saving energy by 25% by vapor heating.
Owner:YUNNAN ACAD OF TOBACCO AGRI SCI

Detachable steel beam-concrete filled steel tube column penetrating connection joint

The invention relates to a detachable steel beam-concrete filled steel tube column penetrating connection joint, which includes a concrete-filled steel tube column, H-shaped steel beams and a joint domain, a flange ring plate is arranged at one end of concrete-filled steel tube column, the joint domain comprises a steel pipe and a vertical connection plate communicating with the steel pipe, reinforcing ring plates are arranged on the upper part and the lower part of the steel pipe, the steel pipe, the vertical connection plate and the reinforcing ring plates are all fixed by welding, the steelpipe is poured with ultra-high performance concrete, the flange ring plate is connected with the reinforcing ring plates, and the four H-shaped steel beams are fixed to the joint domain in the shapeof a cross. According to the detachable steel beam-concrete filled steel tube column penetrating connection joint, all components adopt prefabricated connection, the workload of field welding and formwork consumption are significantly reduced, and the construction efficiency is greatly improved; and meanwhile, due to the fact that only bolts and a small amount of anchor bolts are used for connection, after the mission of an original building is completed, the components can be quickly disassembled and reused in a new building, and a more thorough green building structure concept is reflected.
Owner:SOUTH CHINA UNIV OF TECH

Friction abrasion testing machine

ActiveCN106353213ASolve the problem of using different test setups for friction testsReduce testing costsInvestigating abrasion/wear resistanceEngineeringMechanical engineering
The invention discloses a friction abrasion testing machine. The friction abrasion testing machine comprises a sliding friction testing device, a rotary friction testing device and a power mechanism for supplying power to the sliding friction testing device and the rotary friction testing device; the power mechanism comprises an air cylinder, a bent axle, a driving connecting rod and a radial output connecting rod; the bent axle is provided with a connecting rod, and a main shaft neck, a first connecting rod neck shaft and a second connecting rod neck shaft which are arranged in an axial staggered manner; the main shaft neck, the first connecting rod neck shaft and the second connecting rod neck shaft are connected together through the connecting rod respectively; one end of the driving connecting rod is hinged to the air cylinder and the other end of the driving connecting rod is connected with the first connecting rod neck shaft; one end of the radial output connecting rod is connected with the second connecting rod neck shaft and the other end of the radial output connecting rod is connected with the sliding friction testing device; the main shaft neck at the end part of the bent axle is connected with the rotary friction testing device. The friction abrasion testing machine can be used for carrying out a linear reciprocated friction test and a rotary friction test, the problem that friction tests with different movement forms need different testing devices is solved and the testing cost is reduced.
Owner:SOUTH CHINA UNIV OF TECH

Assembly type low energy consumption curtain wall system and construction method thereof

An assembly type low energy consumption curtain wall system and a construction method thereof are disclosed. The curtain wall system comprises a unit glass curtain wall and a stone curtain wall, whichare staggeredly distributed in a transverse direction and connected by a corner piece, and the unit glass curtain wall and \the stone curtain wall are connected to a main body structure through an adapter assembly; the unit glass curtain wall is connected to a second rectangular framework column in the adapter assembly through a hanging connection assembly, and the stone curtain wall is connectedto a second rectangular framework column in the adapter assembly through a connection assembly; and longitudinally adjacent glass curtain walls are in butt joint by a cross beam, and transversely adjacent glass curtain walls are connected to a same upright column. The system facilitates installation and disassembly, and has three-dimensional beauty by unitized design of the glass curtain wall andhanging connection of a U-shaped piece to the stone curtain wall; and the employed upright column and the cross beam form a closed drainage system, components and a thermal insulation board are connected, a construction method that combines heat preservation and drainage is employed, and the versatility of energy conservation and low energy consumption of the system is presented.
Owner:CHINA CONSTR SECOND ENG BUREAU LTD

Independent fresh air practical training system based on energy substitution technology and controlling and computing method thereof

PendingCN109545022ARealize experimental training teachingRealize functionCosmonautic condition simulationsSimulatorsThermal energyElectricity
The invention discloses an independent fresh air practical training system based on an energy substitution technology. The system comprises a fresh air system which provides indoor fresh air which meets demands, a photovoltaic power generation system which provides electricity for the fresh air system and an optical thermal system which provides thermal energy for the fresh air system. The invention further discloses a controlling and computing method of the system. According to the system, traditional energies are replaced with solar energy, the needed electricity of the system is provided bythe photovoltaic power generating system except for extreme situations, the thermal energy is provided by the optical thermal system, and functions of experiment practical training teaching and researching developing can be achieved without external energy. Under the extreme situations, a spare power supply can be used for supplying electricity for the system; a simulation light source can be used by the system to achieve practical training teaching and researching developing. An ADRC is designed to achieve binary precise control; a system control method is related, indoor temperature is controlled to be within a higher precision range, and the demand of indoor higher thermal comfort level is met.
Owner:TIANJIN SINO GERMAN VOCATIONAL TECHNICAL COLLEGE

Air conditioner outdoor unit used for improving efficiency of condenser by utilizing condensate water atomization and cooling

The invention relates to an air conditioner outdoor unit used for improving the efficiency of a condenser by utilizing condensate water atomization and cooling. The air conditioner outdoor unit comprises a fan center disc and an atomizing device. According to the air conditioner outdoor unit, the positions of the condenser and a fan are rearranged, the condenser is arranged close to an air outletside plate, the fan is arranged close to an air inlet side plate, one end of the fan is connected with an output shaft of a motor, and the other end of the fan is connected with the atomizing device through the fan center disc; the motor is arranged close to the air inlet side plate, and the atomizing device comprises a center disc connecting section and a condensate water atomizing section, wherein the center disc connecting section is in a hollow cylinder shape and is connected with the fan center disc; the condensate water atomizing section is in an arc-shaped cone shape, an atomizing device water inlet is formed in the side, far away from the fan, of the condensate water atomizing section, and the side wall of the condensate water atomizing section is provided with a plurality of atomizing holes parallel to the output shaft of the motor; and one end of a condensate water diversion pipe is inserted into the atomizing device water inlet. According to the outdoor unit, condensate water is reasonably utilized by virtue of centrifugal atomization, so that the heat dissipation efficiency of the condenser is improved.
Owner:HEBEI UNIV OF TECH

Tire road impact test device

The invention relates to the field of vehicle parts performance detection, and particularly relates to a tire performance detection device. A tire road impact test device comprises a bracket plate and an impact beam. The bracket plate is fixed on a foundation ground. The two ends of the bracket plate are driving guide slopes. The impact beam is hinged to the bracket plate through a rotating shaft at the center. The two ends of the impact beam are each provided with a fixed screw hole. Two fan-shaped plates are symmetrically and fixedly installed on the bracket plate with the axis of the rotating shaft as the center. The fan-shaped plates are provided with arc slots matching the fixed screw holes. Bolts fixedly connect the bracket plate and the fan-shaped plates through the fixed screw holes and the arc slots. At least one fan-shaped plate is provided with angle scale lines. The tire road impact test device can be assembled and disassembled flexibly. There is neither need for a special road nor need to damage an original test road. The tire road impact test device has the advantages of being detachable, movable, adjustable in angle and low in cost while meeting the requirement of tire impact test. The tire road impact test device has extensive popularization and application values in the field of tire quality detection.
Owner:SAIC MOTOR

Working platform integrating working shelter and antenna installation platform

The invention discloses a working platform integrating a working shelter and an antenna installation platform. The working platform comprises a bottom plate and a frame arranged on the bottom plate. The working shelter is arranged in the frame. A large platform is arranged on the top of the frame. A base with an antenna rotating table is arranged on the large platform. A stair rotating table is arranged on the left side of the large platform. A stair is arranged on the left side of the working shelter. The top end of the stair is connected with the stair rotating table. Supporting rods are arranged below the stair and the stair rotating table. The base is fixed to the large platform through a first flange. A second flange is arranged at the top end of the base and connected with the antenna rotating table. Under the condition that no antenna rotating table exists for connection, a cover plate covers the top end of the base so that rainwater can be prevented from entering the shelter. The working platform has the advantages that short-distance signal transmission between a transmitter and an antenna and short-distance signal transmission between a receiver and the antenna can be achieved, loss generated in the signal transmission process can be reduced, the capacity of radar for detecting low-altitude small targets can be improved, and the performance of the radar can be given into full play.
Owner:ANHUI BOWEI CHANGAN ELECTRONICS

Superconducting magnet based on ReBCO superconducting rings

InactiveCN109346262AThe magnetic field value is stableStable strong magnetic fieldSuperconducting magnets/coilsPower flowSuperconducting Coils
The invention discloses a superconducting magnet based on ReBCO superconducting rings, and belongs to the technical field of superconducting magnet application. The superconducting magnet is formed byalternately stacking and fixing one or more sets of N pieces of superconducting rings and N+1 pieces of insulating sheets which are stacked and then fixed through a fixing device; wherein N is a positive integer, the N pieces of superconducting rings are all square ring pieces or racetrack-shaped ring pieces, and the shapes and sizes of the N+1 pieces of insulating sheets are same as those of theN pieces of superconducting rings respectively. The superconducting magnet based on the ReBCO superconducting rings has the advantages that welding, a power source and a current lead are not needed among the ReBCO superconducting rings in the superconducting magnet, the structure is compact, the detachability is achieved, the stability is high, the preparation process is simple, a strong magneticfield can be stably output, the range of the ReBCO superconductors applied to strong magnetic fields is expanded, and the superconducting magnet can be widely applied to medium and large superconducting magnets and thermonuclear fusion reactions.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING) +1
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