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50results about How to "No time limit" patented technology

Wearable body surface physiological and biochemical parameter monitoring system

The invention discloses a wearable body surface physiological and biochemical parameter monitoring system which comprises a control terminal and a wearable body surface physiological and biochemical sensing detection module in contact with a body surface; the physiological and biochemical sensing detection module is used for detecting biochemical parameters of body surface sweat and comprises an intelligent detection and communication module, a biochemical signal detection module and a power module; the intelligent detection and communication module comprises a microprocessor, a wireless communication module, an LCD display module and a key module. The wearable body surface physiological and biochemical parameter monitoring system is noninvasive biochemical parameter detection equipment, and can detect the physical conditions of a user at any time without time limit. Meanwhile, the microstructure design and micro processing technology are adopted, so that the biochemical parameter detection sensor is miniaturized and is integrated into the wearable motion state vital sign monitoring system, as a result, the system can monitor the physiological state while monitoring the motion state, and monitor the biochemical state at the same time.
Owner:杭州先仪传感科技有限公司

Three-dimensional active suspension type spacecraft microgravity stimulation device

ActiveCN106081173ASolving Microgravity Simulation ProblemsReduce weightCosmonautic condition simulationsBall bearingTorque motor
The invention provides a three-dimensional active suspension type spacecraft microgravity stimulation device and relates to a spacecraft microgravity stimulation device. The invention solves the problem that the present spacecraft microgravity ground-based simulation method is only limited to the two-dimensional free motion of the spacecraft and cannot be adopted for finishing the motion experiment of the three-dimensional space of the spacecraft. Two Y-directional linear guide rails are horizontal and are mounted on the upper surface of a frame in parallel; a Y-directional servo platform is arranged on each of the Y-directional linear guide rails; an X-directional linear guide rail is connected between the two Y-directional servo platforms; an X-directional servo platform is arranged on the X-directional linear guide rail; a torque motor and a reel are arranged on the X-directional servo platform; an angle sensor and a laser ranging sensor are mounted on the lower end face of the X-directional servo platform; a sling hinge point is arranged on the X-directional servo platform; the upper end of the sling is wound on the reel; a plane reflector and a tension sensor are mounted on the sling from top to bottom; a ball bearing is arranged at the lower end of the sling. The three-dimensional active suspension type spacecraft microgravity stimulation device is applied to spacecraft microgravity stimulation.
Owner:HARBIN INST OF TECH

Deep-foundation-pit pit-dividing construction rib wall support replacement structure and construction method thereof

The invention discloses a deep-foundation-pit pit-dividing construction rib wall support replacement structure and a construction method thereof. Reinforced concrete support replacement shear walls with the thickness of 300 mm are arranged at elevation parts from a basement floor to a basement roof, the horizontal spacing and positioning spacing of the support replacement shear walls are determined according to foundation pit concrete supporting beams of an area II, and the support replacement shear walls are constructed with a basement structure, and connected with diaphragm walls and mid-partition walls through embedded steel bars. After rib wall support replacement is adopted, floorslabs in a basement of an area I are constructed, afterwards, two-layer earthwork of the adjacent area IIcan be excavated, the earthwork of the adjacent area can be excavated in advance, and then two pits are subjected to construction operations simultaneously. The construction technology of the deep-foundation-pit pit-dividing construction rib wall support replacement structure is the same as that of a permanent structure shear wall, and rib wall force transfer is reliable. The deep-foundation-pit pit-dividing construction rib wall support replacement structure is suitable for foundation pit engineering of foundation-pit pit-dividing excavation and back-construction.
Owner:CHINA CONSTR THIRD ENG BUREAU GRP CO LTD

Method and device for measuring temperature

The present invention provides a method and device for measuring a temperature, relating to the field of temperature measurement. The method comprises a step of measuring the temperature of an object through a non-contact temperature sensor and obtaining a first temperature value, a step of measuring the temperatures of the object at a first sampling time and a second sampling time through a contact temperature sensor and obtaining a third temperature value and a fourth temperature value, a step of determining a sampling time interval according to the first sampling time and the second sampling time, and determining a sampling temperature interval according to the third temperature value and a fourth temperature value, a step of calculating and obtaining a temperature compensation value according to the thermal conductivity of the temperature probe material of the contact temperature sensor, the sampling time interval, the sampling temperature interval, the first temperature value, the first sampling time and the third temperature value, and a step of calculating and obtaining the actual temperature of the object according to the temperature compensation value, the third temperature value, the fourth temperature value, the sampling time interval and a preset error coefficient to realize fast and accurate temperature measurement.
Owner:CHINA MOBILE COMM GRP CO LTD

Real-time video data processing method and apparatus for realizing scene rendering, and computing device

InactiveCN107566853ASave user timeAccessible to the general publicSelective content distributionData processingLearning methods
The invention discloses a real-time video data processing method and apparatus for realizing scene rendering, and a computing device. The method comprises the following steps: obtaining a current frame image containing a specific object in a video shot or recorded by an image collection device in real time; or obtaining the current frame image containing the specific object in the currently playedvideo in real time, and performing scene segmentation processing on the current frame image to obtain a current image of the current frame image for the specific object; drawing a three-dimensional scene background diagram; performing fusion processing on the three-dimensional scene background diagram and a foreground image to obtain an image after current frame processing; covering the originalcurrent frame image with the image after current frame processing to obtain processed video data; and displaying the processed video data. According to the real-time video data processing method and apparatus, a depth learning method is adopted to achieve the scene segmentation processing efficiently and accurately. The technical level of the user is not limited, and the user does not need to perform additional processing to the image, so that the time of the user is saved.
Owner:BEIJING QIHOO TECH CO LTD

Cast-in-situ bored pile head stirring and crushing device

PendingCN110565640AReduce the sturdinessAvoid the effects of excavationBulkheads/pilesHorizontal barHorizontal diameter
The invention discloses a cast-in-situ bored pile head stirring and crushing device, and relates to the field of construction equipment. According to the technical scheme, the cast-in-situ bored pilehead stirring and crushing device includes a triangular support and a horizontal bar horizontally arranged on the upper side of the triangular support, one end of the horizontal bar is rotatably connected to the top of the triangular support, and a vertically downward supporting assembly is arranged at the other end of the horizontal bar; a vertically downward stirring assembly is arranged on themiddle part of the horizontal bar; the stirring assembly includes a stirring assembly sleeve connected to the middle part of a bar body of the horizontal bar in a sleeving mode; a vertical stirring main rod is arranged on the lower side of the stirring assembly sleeve, and a stirring head is arranged at the lower end of the stirring main rod; and the supporting assembly includes a supporting mainrod arranged below the end part of the horizontal rod, and a universal wheel is arranged at the bottom end of the supporting main rod. The cast-in-situ bored pile head stirring and crushing device hasthe beneficial effect that since the scheme is implemented in a short time after the completion of cast-in-situ bored pile pouring, the entire construction period is not occupied, and the construction period in which a pile head is removed after the pile head is exposed during traditional earth excavation can be saved.
Owner:THE FIRST COMPARY OF CHINA EIGHTH ENG BUREAU LTD

Fabricated concrete frame joint and construction method thereof

The invention discloses a fabricated concrete frame joint and a construction method thereof. The fabricated concrete frame joint comprises prefabricated columns and prefabricated beams; each prefabricated column comprises a column main body and a column connecting rib, the outer ends of the column connecting ribs extend out of the column main bodies, the two adjacent prefabricated columns are arranged in an up-down alignment mode, and the column connecting ribs at the corresponding positions are connected; and the prefabricated beams are connected to the column connecting ribs exposed at the tops of the lower prefabricated columns. During construction, the lower prefabricated columns are arranged firstly, the prefabricated beams are hoisted to the tops of the lower prefabricated columns, the exposed beam connecting ribs and the column connecting ribs are bound into a cast-in-place area through stirrups, concrete is poured into the cast-in-place area, core-tenon inserting holes are reserved, and it is ensured that the tops of the column connecting ribs are exposed; the upper prefabricated columns are hoisted to the lower prefabricated columns, and the corresponding column connectingribs are connected through threaded sleeves or steel column legs; and concrete is poured for curing after steel bar joints are subjected to formwork erecting. Components are prefabricated parts whichare simple in structure and low in cost and have no influence on other construction, the construction process is convenient, the connecting mode is simple and reliable, and the construction quality is guaranteed.
Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY +1

Transformer bushing dielectric loss detection device correction system and method

ActiveCN111521965AImprove accuracyAvoid technical issues with low confidence in measurement resultsElectrical measurementsSignal conditioning circuitsTransformer
The invention discloses a transformer bushing dielectric loss detection device correction system and method. The transformer bushing dielectric loss detection device correction system comprises a standard correction source, a current sensor, a signal conditioning circuit and a dielectric loss synchronous acquisition card, the current sensor is connected with the signal conditioning circuit, and the signal conditioning circuit is connected with the dielectric loss synchronous acquisition card; the standard correction source comprises a voltage correction mode and a current correction mode; thestandard correction source comprises a first output end and a second output end. According to the invention, an external standard correction source is utilized; the fixed phase difference between thecurrent secondary measurement loop and the voltage measurement secondary loop is calculated by adjusting the output mode of the standard correction source; therefore, phase checking is carried out onthe transformer bushing dielectric loss detection device, when phase deviation is detected, the deviation is eliminated, the technical problem of low reliability of a measurement result caused by factors such as parameter change and aging of equipment is avoided, and the accuracy of monitoring data is effectively improved.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID

Simple autonomous rotary wheel motion device

The invention discloses a simple autonomous rotary wheel motion device. The simple autonomous rotary wheel motion device comprises a rotary wheel and a magnetic counter, wherein the rotary wheel comprises a cylindrical running wheel and a base, the magnetic counter comprises a magnet, a counter body, a wire and a magnetic sensor probe, and the magnet is disposed on the rod wall of the periphery ofthe cylindrical running wheel; the counter body is electrically connected to the tail end of the magnetic sensor probe through the wire, the magnetic sensor probe is arranged outside the cylindricalrunning wheel, and fixed discs are disposed on both end surfaces of the cylindrical running wheel; an insertion cylinder is arranged at the center of the end surface of each fixed disc, centers of theupper ends of a left bracket and a right bracket are separately provided with insertion round rods which are integrally connected with the corresponding brackets, and the two insertion round rods arein one-to-one correspondence with the two insertion cylinders; and the end part of each insertion round rod is inserted into the corresponding insertion cylinder. Autonomous rotary movement of a small mouse is more autonomous and time-independent, and the mouse can choose to move at any time in the daytime or at any time in the evening according to habits.
Owner:SHANDONG SPORT UNIV

A wearable body surface physiological and biochemical parameter monitoring system

The invention discloses a wearable body surface physiological and biochemical parameter monitoring system which comprises a control terminal and a wearable body surface physiological and biochemical sensing detection module in contact with a body surface; the physiological and biochemical sensing detection module is used for detecting biochemical parameters of body surface sweat and comprises an intelligent detection and communication module, a biochemical signal detection module and a power module; the intelligent detection and communication module comprises a microprocessor, a wireless communication module, an LCD display module and a key module. The wearable body surface physiological and biochemical parameter monitoring system is noninvasive biochemical parameter detection equipment, and can detect the physical conditions of a user at any time without time limit. Meanwhile, the microstructure design and micro processing technology are adopted, so that the biochemical parameter detection sensor is miniaturized and is integrated into the wearable motion state vital sign monitoring system, as a result, the system can monitor the physiological state while monitoring the motion state, and monitor the biochemical state at the same time.
Owner:杭州先仪传感科技有限公司

Desulfurization process of molten iron pretreatment by composite injection of calcite and passivated granular magnesium

ActiveCN103525967BWill not polluteDoes not impede diffusionCalciteNatural mineral
The invention provides a hot metal pretreatment desulfurization technology with calcite and passivation particle magnesium injected in a composite mode and belongs to the field of the steel industry. The calcite is used for replacing lime in existing hot metal pretreatment desulfurizing agents, and the composite-injection calcite and the passivation particle magnesium of desulfurizing agents are prepared anew. The proportion that the granularity of the calcite is lower than 1mm by cracking the calcite is larger than 100%, during injection, the material ratio of the calcite to the particle magnesium is controlled between 6:1 and 9:1, the feeding speed of the particle magnesium is controlled to be 6-8kg / min, the feeding amount of the calcite is controlled to be 41.5-54kg / min, overall feeding speed is controlled to be 60kg / min, a straight-drum spraying gun is used, the distance between the head of the spraying gun and the bottom of a ladle tank is set to be 300mm, and the powder-gas ratio during a desulfurization injection process can reach 120kg / m<3>. According to the hot metal pretreatment desulfurization technology, the using rate of passivation magnesium is improved, desulfurization efficiency is improved, loss of the particle magnesium is lowered, and desulfurization cost is lowered. The calcite is natural minerals, after the qualified granularity of the calcite is achieved by cracking the calcite, the calcite can be directly used, extra machining cost is of no need, and the price is one-fourth of the lime.
Owner:吉林建龙钢铁有限责任公司
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