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2840results about How to "compact structure" patented technology

Seven-degree-of-freedom external skeleton type teleoperation main hand

The invention relates to a seven-degree-of-freedom external skeleton type teleoperation main hand. The seven-degree-of-freedom external skeleton type teleoperation main hand is composed of an external skeleton main hand portion, a driving unit and a support. The external skeleton main hand portion comprises an arm wearing portion and a singular configuration adjusting unit. The arm wearing portion is worn on the upper limb of an operator; the singular configuration adjusting unit provides rotation in two directions; the singular configuration of the adjustable external skeleton main hand can be carried out on the edge of working space; the driving unit is composed of motors, harmonic reducers, encoders, torque transducers, transmission wheels and the like; power is transmitted through steel wire ropes; and the weight of the arm part is greatly reduced. The support is used for fixing the external skeleton main hand portion and the driving unit and can achieve height adjustment and gravity balance of the arm. The seven-degree-of-freedom external skeleton type teleoperation main hand is flexible in operation and good in applicability; the arm part is compact in structure, low in inertia and not prone to fatiguing after long-time operation. By means of the seven-degree-of-freedom external skeleton type teleoperation main hand, the operator can remotely control a multi-degree-of-freedom robot through the external skeleton type main operation hand.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Multi-source optical spectrum syncretizing portable water quality analysis meter

The present invention relates to a multi-source spectrum integration portable water quality analyzer, which includes a optical system and a detection control system. The optical system is provided with an integrated laser, a deuterium and halogen lamp light source and a dual spectrum detector, and is used for scanning a ultraviolet-visible (UV/Vis) transmission spectrum and a emission spectrum of water samples, such as fluorescence spectrum, Raman spectrum and so on and changing it into a digital signal. The integrated laser can realize the digital control switch between wavelength and power, and the laser with different wavelengths can be output from the same SMA905 interface in a time sharing mode. The detection control system is provided with a embedded data-processing unit .On one hand, it calculates water quality index value according to water sample spectral data collected by the optical system; on the other hand, it controls the work of the whole apparatus in an orderly manner and through a screen and a keyboard realizes interaction with users. So water quality transmission spectrum analyzers and emission spectrum analyzers such as fluorescence spectrometer, Raman spectrometer and so on, can be integrated together and significantly improve the accuracy of detection. Because of the use of some special designs such as a lithium battery and 360 degree light receiving and so on, it is compact in structure and portable to use.
Owner:ZHEJIANG UNIV

3D printing robot capable of freely moving

InactiveCN104527067Acompact structurereduce volume
The invention relates to a 3D printing robot capable of freely moving. The 3D printing robot capable of freely moving comprises an omni-directional mobile platform mechanism, a Z-axis lifting mechanism, a 3D printing mechanism and a feedback/communication/control circuit. The 3D printing robot capable of freely moving is characterized in that the Z-axis lifting mechanism is fixedly connected to the omni-directional mobile platform mechanism, the 3D printing mechanism is fixedly connected to the Z-axis lifting mechanism, the feedback/communication/control circuit is installed on the omni-directional mobile platform mechanism simultaneously, and the omni-directional mobile platform mechanism and the Z-axis lifting mechanism are controlled by virtue of the feedback/communication/control circuit to drive the 3D printing mechanism to realize printing of a strip-shaped object without a dimensional limit in a three-dimensional space. The 3D printing robot capable of freely moving has the characteristics of compact structure, small size, no printed object dimensional limit of the traditional 3D printer, high movement flexibility and high printing speed; meanwhile, the cooperative communication of any multiple printing robots is realized, and the 3D printing efficiency is further enhanced. The 3D printing robot capable of freely moving is especially suitable for low-cost and high-efficiency printing of large-distance strip-shaped objects such as building walls.
Owner:SHANGHAI UNIV

Railway motor trolley power-driven bi-parting sliding plug door system

The present invention relates to an electric dual-opened plug door system for a track train, and has the structure that a loading driving mechanism is positioned at the upper part of the train body; a door leaf is connected with the loading driving mechanism through a holding door frame; transmission shafts at the two sides of the train door are connected with the small hanger of the loading driving mechanism through flaps, and then arranged at the two sides of the train body after being connected with a locking device at the middle-lower part of the train door; a roller in a lower swing arm device is arranged in a lower lead rail at the lower part of the train door; an external operational device and an emergency operational device which is arranged at the inner side of the train body are connected with the locking device through steel cables; the lock rail of the door leaves is arranged to match the lock hook on the locking device; the present invention has the advantages that the multi-class locking device strengthens the safety and the reliability of the train door system; through adopting the square lead rail and the slide block loading mechanism, as well as the cross coordinate working manner formed by square lead rails and short lead pillars, the structure of the loading device is compact and the loading capability is improved, and the installation, adjusting and maintenance of the loading device are easy and convenient. The present invention meets the demands of the high speed, safety, reliability, sealing, and sound and heat insulation for the door system of the intercity railway transportation.
Owner:NANJING KANGNI MECHANICAL & ELECTRICAL

Integrated Natural Circulation Baffled Reactor

The invention provides an integrated natural circulating and baffling reactor, which comprises an agent-water mixing device, a reaction tank and an aeration device, wherein the reaction tank comprises a catalytic oxidation tank, an anaerobic tank and an aerobic tank which are arranged sequentially, the catalytic oxidation tank is connected with the rear end of a tube-type mixer, and up-and-down curved baffling channels are formed between the catalytic oxidation tank, anaerobic tank and aerobic tank; filler layers are separately arranged in the catalytic oxidation tank, anaerobic tank and aerobic tank and used for the catalytic oxidation, anaerobic and aerobic reactions; and wastewater is introduced into the reaction tank after being mixed with added hydrogen peroxide through a wastewater inflow pipe, and under the mating action of the aeration device, the wastewater is sequentially treated by catalytic oxidation, anaerobic and aerobic treatment and then discharged. In the reactor provided by the invention, a natural circulating and baffling manner is adopted and the catalytic oxidation, anaerobic and aerobic processes are integrated; and the reactor has the characteristics of compact structure, small occupation area, less energy consumption, low investment, strong shock load resisting capability, low operating cost and stable treatment effect.
Owner:SUZHOU SUJING ENVIRONMENTAL ENG

Single-bed self-heating type thermal decomposition gasification combustion reactor and thermal decomposition gasification combustion method

InactiveCN101245264Acompact structureGood prospects for industrial application
The invention relates to a single bed self-heating pyrolytic gasification combustion reactor and a pyrolytic gasification combustion method and is characterized in that pyrolytic/gasification reaction and combustion are separated in a reactor; the heat in a combustion area is transferred to a pyrolytic/gasification area with the help of the internal circulation of a heat carrier; solid fuels are brought into a guide tube (4) by the pyrolytic gas which forms high speed jets when entering the guide tube to entrain high temperature inert bed materials in a combustion bed and enter the guide tube from a lower entrainment hole (1); the solid fuels are rapidly heated in the guide tube to the temperature of 450 to 950 DEG C which is needed by the pyrolysis and gasification so as to generate the reaction product gas such as carbon monoxide and hydrogen discharged from an export of the pyrolytic bed; the residual carbocoal and inert bed materials are separated in the pyrolytic bed (5) in an inertial way and enter an annular gap material leg (3) of the guide tube and a separated vertical tube after falling to a conical partition plate (6) and then go into the combustion bed (2) to form particle internal circulation; the bed materials and char discharged from the reactor are resent into the combustion bed to be reused through a feeding back device.
Owner:SOUTHEAST UNIV

Convenient water-saving all-composite nano-filtration and reverse osmosis water purifier

InactiveCN103755051Acompact structurereduce volume
The invention relates to a convenient water-saving all-composite nano-filtration and reverse osmosis water purifier. The convenient water-saving all-composite nano-filtration and reverse osmosis water purifier comprises a shell, a filter element and a micro booster pump, wherein a clean water outlet nozzle is arranged on the shell; the filter element and the micro booster pump are arranged in the shell; the filter element is a composite filter element; the composite filter element adopts a cylindrical and radial multi-layer composite structure; a filter element seat is arranged in the shell; the composite filter element is arranged on the filter element seat in the shell; a space is reserved in the outer wall of the composite filter element to form a water inlet cavity; a water outlet cavity is separated from the water inlet cavity by a filter layer of the composite filter element; a water inlet connector and a washing water connector are also arranged on the shell. According to the convenient water-saving all-composite nano-filtration and reverse osmosis water purifier, the composite filter element with a multi-layer filter layer is arranged in the shell, so that the structure is compact, the volume is small, the water purifier is mounted at the required placed and is mounted without help of professionals; meanwhile, the washing water connector is arranged, so that waste water can be recovered and recycled to fulfill the aim of saving water.
Owner:饶桂华

Deep-sea sediment continuous pressure maintaining coring submarine drilling machine and operation method

InactiveCN102913162Acompact structurework reliably
The invention discloses a deep-sea sediment continuous pressure maintaining coring submarine drilling machine. A sampling pipe manipulator, a plurality of spud legs, a derrick, a drill pipe manipulator, a pipe rack, a hydraulic system, hydraulic clamping pliers, a drill pipe clamping base and an underwater control system are arranged respectively on a base, and a main body frame in installed on the base fixedly; a plurality of groups of spud legs and pile shoes of the spud legs are arranged on the base, flipping oil cylinders are hinged among the pile shoes and the spud legs, and the inner side of the upper end of each of the spud legs is hinged with a lifting oil cylinder; and the pipe rack is arranged on the upper surface of the base, a pressure maintaining drill pipe and a sampling pipe are arranged in the pipe rack, and an underwater top drive is installed in the derrick. According to the drilling machine, the drilling machine is lowered into the seafloor through an armor of an offshore platform, after the machine is lowered into the seafloor in position, bottom sediments are subjected to low-disturbance drilling and continuous multi-section coring, at the same time, each section of rock cores are subjected to operation such as pressure maintaining processing, and the deep-sea sediment continuous pressure maintaining coring submarine drilling machine has the advantages of being compact in structure, reliable in working, small in volume, light in weight, high in working efficiency, low in disturbance and high in coring efficiency.
Owner:BAOJI PETROLEUM MASCH CO LTD

Assembled type current vortex tuned mass damper for pedestrian bridge and manufacturing method

The invention relates to the field of vibration control of a civil engineering structure, in particular to an assembled type current vortex tuned mass damper for a pedestrian bridge and a manufacturing method. A TMD rigidity element is formed by helical compression springs; TMD tuned mass blocks are connected in series through a plurality of steel plates, so that the maneuverability of the tuned mass damper which is artificially assembled is guaranteed; a TMD damping element is formed by a permanent magnet current vortex damper of which the magnetic circuit is optimized, is arranged in a tuned mass block steel plate chamber, and is compact in structure; the distances between permanent magnets fixed on a bottom plate and mass block steel plates are adjusted, so that the adjustment of TMD frequencies is realized. In addition, the integrated design of TMD is slender bar-shaped, the length of the TMD in the span direction of the pedestrian bridge is large, the lateral length of the TMD in the lateral width of the pedestrian bridge is small, and the TMD is conveniently mounted at railings of the pedestrian bridge, so that the influence of the TMD on the function and the appearance of the pedestrian bridge is reduced. The vertical current vortex damper TMD disclosed by the invention has the prominent characteristics of being compact in structure, easy in field assembly, good in durability, convenient to mount at the railings of the pedestrian bridge and the like, and the frequencies can be regulated continuously.
Owner:NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER

Thermoelectric cooling-based power battery thermal management system

The invention discloses a thermoelectric cooling-based power battery thermal management system. The thermoelectric cooling-based power battery thermal management system comprises battery modules, a battery box body used for accommodating the battery modules, thermoelectric semiconductor chips arranged on the two side surfaces of the battery box body via embedding, ribbed radiators arranged on the top ends of the thermoelectric semiconductor chips; square battery cells arranged in the battery box body, connection straps used for connection of the battery cells, composite phase change materials arranged between each two adjacent square battery cells via embedding, skeleton metal meshes arranged in the composite phase change materials, and circuit moulds used for controlling working states of the thermoelectric semiconductor chips. The thermoelectric cooling-based power battery thermal management system is compact in structure, high in safety, and excellent in heat dissipation effect; combination of the composite phase change materials with the thermoelectric semiconductor chips is adopted, so that problems, including battery cell temperature equilibrium and rapid cooling, of battery thermal management systems are solved; at the same time, a low-temperature auxiliary heating problem caused when temperature T is lower than a critical charging temperature in powder battery charging processes is solved; and normal charging of the power batteries is ensured.
Owner:广东璟域能源科技有限公司

Novel wideband microband coupler based on defect place structure

InactiveCN101308946Alower resonant frequencycompact structure
The invention discloses a Broad Band micro-strip coupler based on a defect ground structure. The Broad Band micro-strip coupler comprises a defect ground structure, a microstrip structure signal layer and ports; wherein the defect ground structure comprises a ground layer, an open ring and an interdigital line. The frequencies f0 and f1 of the defect ground structure are determined according to the technical index force factor C, the characteristic impedances Z0 of the terminals, the central frequency fc and the parameter (Epsilon r, h)of the microstrip; f0 is less than fc, and fc is less than f1(as showed in formula I) and the value of f1/f0 is determined according to the requirement of the broad band; the size of the defect ground structure is determined according to f0, f1 and (Epsilon r, h). The width W, the distance and the length p of the coupled microstrip lines are calculated through simulation software and then are optimized to satisfy design requirements. Compared with conventional directional couplers with parallel coupled lines, the Broad Band micro-strip directional coupler added with a defect ground structure which is provided with an open ring and an interdigital line is effectively increased in work bandwidth and the defect ground structure can improve the coupling factor of the coupler.
Owner:INST OF ELECTRONICS CHINESE ACAD OF SCI

Novel flywheel energy storage device

ActiveCN104410204AShorten the axial lengthcompact structure
The invention discloses a novel flywheel energy storage device which is characterized in that a rotary shaft is arranged in the internal center of a vacuum container; a permanent magnetic radial bearing is embedded in the upper part of the rotary shaft; the middle and lower part of the rotary shaft are sleeved by a flywheel, a single-winding outer rotor magnetic suspension switch reluctance motor and radial and axial permanent magnet biased magnetic bearings in sequence from top to bottom; the single-winding outer rotor magnetic suspension switch reluctance motor is embedded in the inner side of the lower end of the flywheel; each set of windings is independently controlled, and radial two-degree-of-freedom suspension force can be provided in addition to electrical/power generation functions. According to the novel flywheel energy storage device, by utilizing the characteristic that the single-winding outer rotor magnetic suspension switch reluctance motor can directly drive the flywheel, and a high-speed self-suspension function, and organically combining the characteristics of good unloading property and controllable suspension of the axial permanent magnet bearing, the radial permanent magnet bearing and a hybrid magnetic bearing, the five-degree-of-freedom, low-loss and high-reliability suspension of the flywheel are realized, the running speed of the flywheel is increased, and the power consumption and volume of a system are reduced.
Owner:JIANGSU UNIV

Gas-liquid separator combining centrifugal separation, baffle plate and filter

The invention discloses a gas-liquid separator combining centrifugal separation, a baffle plate and a filter. A top cover is arranged at the upper end of a vertical cylindrical shell, an inversely conical centrifugal separation liquid separation cavity is arranged at the lower end of the vertical cylindrical shell, a feeding opening is arranged at the upper middle part, and a spiral type pre-separator is arranged at the inner side of the vertical cylindrical shell; a gas guide pipe is arranged at the upper end of the top cover; a gas puffier is arranged at the center position of the inner lateral face of the top cover; a liquid outlet is arranged at the lower end of the inversely conical centrifugal separation liquid separation cavity; the feeding opening is connected with the spiral type pre-separator; the spiral type pre-separator comprises a sealed type spiral stream guidance sheet, an open type spiral stream guidance sheet and a spiral absorption property filter; and the gas purifier comprises an absorption filter, a NO.1 inversely conical bottom-open baffle plate, a conical top-open baffle plate, a NO.2 inversely conical bottom opening baffle plate, a baffle plate connection rod and a porous medium spoiler. The gas-liquid separator is compact in structure; various separation principles including centrifugal separation, impact, condensation capturing, absorption filtering and inertia separation are integrated inside the separator; and the gas-liquid efficient separation can be satisfied.
Owner:邢学军
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