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454results about How to "Exquisite structure design" patented technology
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Impacting energy absorption device based on composite pipe cutting inward-turning crushing
ActiveCN105905056AExquisite structure designHigh strengthSpringsSprings/dampers design characteristicsEngineeringUltimate tensile strength
The invention relates to an impacting energy absorption device based on composite pipe cutting inward-turning crushing. The impacting energy absorption device comprises an outer sleeve, a cutter and a positioning pipe. The cutter is located inside the outer sleeve, the lower end of the cutter is connected with an inner flange of the outer sleeve, and the upper end of the cutter is connected with the positioning pipe. The positioning pipe is located inside the outer sleeve and closely connected with the inner wall of the outer sleeve, and the lower surface of the positioning pipe makes contact with the cutter. The outer sleeve, the positioning pipe and a composite pipe are provided with pin holes capable of coinciding, and the outer sleeve, the positioning pipe and the composite pipe are closely combined together through pins. Compared with the prior art, the impacting energy absorption device has the advantages that the overall structure is simple, the material utilization rate is high, and the surrounding structure is not affected while the pipe strength is enhanced.
Owner:SHANGHAI JIAOTONG UNIV
Method of monitoring rusting risk of reinforcement in concrete in situ
InactiveCN104729982ASimple and reliable designImprove monitoring efficiencyWeather/light/corrosion resistanceStress concentrationPre stress
The invention relates to a method of monitoring rusting risk of reinforcement in concrete in situ. The method includes the steps of 1, according to the principle of plane state of stress and stress concentration, applying prestress to rusting monitoring sensing units to enable them to be in a plane state of stress; 2, packaging three sides of each rusting monitoring sensing unit, and reserving one side as a rusting monitoring side; 3, distributing the rusting monitoring sensing units at equal intervals within a rectangular steel frame, before concreting, distributing the rectangular steel frame and the outer surface of concrete at a certain angle in an area to be subjected to reinforcement rusting monitoring, allowing the rusting monitoring sides to face a protective layer, and performing rusting monitoring through continuous strain measurement of different sectional heights of sheets. The method has the advantages that monitoring chloride threshold concentration fronts at different depths is achieved, initial rusting time of the reinforcement is predicted, results are updated according to monitoring data, the rusting monitoring sensing units as deep as the reinforcement allow the final initial rusting time, rusting rate and rusting degree of the reinforcement to be directly monitored.
Owner:UNIV OF SCI & TECH BEIJING +1
Automobile microwave radar anti-collision early-warning method and system based on video fusion
InactiveCN105015411ANot offensiveReduce false positive rateAcoustic signal devicesClosed circuit television systemsEarly warning systemSimulation
The invention discloses an automobile microwave radar anti-collision early-warning method based on video fusion. A radar sensor detects a target in front, a camera acquires video images in front, and the detected target data and the acquired video data are sent to a video fusion and display terminal; and the video fusion and display terminal receives the target data, collision alarming discrimination is performed on the target, video fusing and warning are carried out according to the collision alarming discrimination result, after video fusion, the target image of the video displayed on the display screen is finally marked with the target through different signs in real time, and meanwhile, the target is displayed on an analog lane displayed on the display screen through different signs in real time. The invention also discloses a system for implementing the method. As video and radar data are fused, a user can learn about the road conditions in front; a sound alarm can be given according to the 'dangerous target collision judgment criterion' to prompt a driver that a danger exists in front, so that the misjudgment rate is reduced; and the automobile microwave radar anti-collision early-warning system can be conveniently mounted on an uneven automobile central control platform.
Owner:河南省军工电子信息科技有限公司
Multi-face magnetic attraction building block structure
InactiveCN103816674ARandom adsorptionImprove production efficiencyMagnetsToysFree rotationBall bearing
The invention discloses a multi-face magnetic attraction building block structure, magnetic attraction assemblies are built in the building block structure, and every two building blocks can be spliced in an attraction mode through one magnetic attraction assembly. Every building block is formed by assembling a seal cover and a main shell, wherein the seal cover is fixedly connected to the main shell to form an integral building block; every magnetic attraction assembly is composed of spherical type ball bearing magnets and inner cavities, wherein the inner cavities are distributed in the positions, adjacent to the seal covers, inside the main shells, and after the seal covers are fixed to the main shells, the inner cavities are encapsulated to be closed cavities. The ball bearing magnets can be built in the closed cavities in a free rotation mode. According to the scheme, the building blocks are divided into the main shells and the seal covers to be assembled, the closed inner cavities are encapsulated by the main shells through the seal covers, and the spherical type ball bearing magnets are arranged in the inner cavities, so that the magnetic attraction function that magnetic poles can be freely switched is achieved, it is guaranteed that free attraction can be achieved between the building blocks, the structural design is ingenious, connecting is stable, and machining and installing are easy to perform; according to the whole scheme, the efficiency of manufacturing the building blocks is greatly improved, manufacturing difficulty and cost are reduced, and the multi-face magnetic attraction building block structure has high practicability and market value.
Owner:魏正鹏
Electronic product packaging box with corrugated paper buffering cushion
ActiveCN102975982AImprove buffering effectMeet environmental protection requirementsPackaging vehiclesContainers for machinesDrop testsThree dimensional shape
An electronic product packaging box with a corrugated paper buffering cushion comprises an inner box (300), an outer box (200), and the buffering cushion (100), wherein the inner box and the outer box are in snap fit with each other, the buffering cushion is arranged in a hollow area which is formed by the inner box and the outer box being in snap fit, the buffering cushion (100) is folded to a three-dimensional shape through a piece of corrugated paper. The buffering cushion comprises a power supply part storage area (10), an accessory storage area (20) and a product placing area (30) which are separated out after the corrugated paper is folded. By the adoption of exquisite structural design, the electronic product packaging box with the corrugated paper buffering cushion is capable of lowering cost, fully satisfying requirements of buffering and drop tests, and fully guaranteeing safety of product packaging. The electronic product packaging box is very applicable for packages of small and medium sized electronic products like an MP4, a mobile phone, a player, a router and a camera.
Owner:高胜良
Hollow filter stick molding equipment
Owner:NANTONG CIGARETTE FILTER
3-D high-definition mammary gland imager
InactiveCN101015446AAccurate reconstructionReduce volumeSurgeryDiagnostic recording/measuringDiseaseMammary gland structure
The invention discloses a three-dimensional high-definition mammary gland imager in the biological medical imaging domain, which is characterized by the following: judging pathologic position and degree of mammary gland tissue according to optical parameter according to grey, tissue structure and size semi-quantitatively or qualitatively; adopting infrared (600-900nm) as light source; modulating space of irradiated light through coded aperture without harmful detecting; forming digital infrared optical scanning hologram; utilizing digital decoded technique to extract the information of galactophore tissue; displaying three-dimensional high-definition image.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY +1
Multiple-DOF (degree of freedom) adjusting mechanism of optical surface plasma resonance biosensor
InactiveCN102095684APrecise positioningEasy to adjust pressurePhase-affecting property measurementsFlow cellRefractive index
The invention relates to a multiple-DOF (degree of freedom) adjusting mechanism of an optical SPR (surface plasma resonance) biosensor. The mechanism comprises a laser regulating unit, a biochip component, a CCD (charge coupled device) regulating unit, a support plate and a base used for mounting the support plate, wherein the laser regulating unit and the CCD regulating unit are symmetrically arranged at the two sides of the prism bracket, and certain light paths can be formed among a laser, the biochip component and a CCD by adjusting the relative position of the laser regulating unit and the CCD regulating unit. The mechanism provided by the invention has the advantages that the structural design is delicate, and the location is accurate, thus the consistency of the light paths among the laser, the biochip component and the CCD can be conveniently adjusted; the pressure between a flow cell and the biochip component can be conveniently adjusted; the flow cell can maintain to be circulated after being lifted and reset and the accurate location of the biochip component can be guaranteed; the problems that debugging is difficult and the refractive index is difficult to match as the biochip provided with a glass substrate is replaced only are solved, the analysis accuracy of the biosensor is improved, and the use cost and the maintenance cost of the optical SPR sensor are greatly reduced.
Owner:HENAN AGRICULTURAL UNIVERSITY
High energy beam polysilicon purifying device
The invention discloses a device for purifying polysilicon by using a high energy beam, comprising a vacuum chamber, a vacuum electromagnetic induction smelting unit, an electron beam smelting unit, a plasma smelting unit and a directional solidification unit. The vacuum electromagnetic induction smelting unit is arranged on a concave surface of the vacuum chamber; an A electron gun of the electron beam smelting unit is arranged on a left inclined plane of the vacuum chamber and a B electron gun is arranged on a right inclined plane of the vacuum chamber; an A plasma gun of the plasma smelting unit is arranged on a left shell body of the vacuum chamber and a B plasma gun is arranged on a right shell body of the vacuum chamber; a connecting base of the directional solidification unit is arranged on a separator of the vacuum chamber; the invention aims at providing a device for purifying the polysilicon by using the high energy beam which integrates four technologies of the vacuum electromagnetic induction smelting, the plasma smelting, the electron beam smelting and the directional solidification; the purifying device carries out vacuum electromagnetic induction smelting, plasma smelting, electron beam smelting and directional solidification sequentially for silicon metal of 99.9 percent to obtain the polysilicon with a purity of 99.9999 percent which is used for producing solar batteries. The invention solves the defects of large equipment input, high cost, large energy consumption and serious environmental pollution in the prior chemical methods for producing solar grade silicon.
Owner:BEIHANG UNIV
Universal gasoline engine fuel tank cover
ActiveUS20130001229A1Reduce rocking motionExquisite structure designCapsClosure with auxillary devicesFuel tankGasoline
The present utility model discloses a universal gasoline engine fuel tank cover including an outer shell, an inner shell and a sealing cover located on the upper surface of the inner shell, wherein the outer shell and the inner shell are connected through a ratchet mechanism and a limiting mechanism, the inner shell having a partition I and a partition II disposed in its upper cavity to divide the upper cavity into a first adsorption chamber, a second adsorption chamber and a third adsorption chamber, the first adsorption chamber and the second adsorption chamber having fine carbon particles disposed therein, the third adsorption chamber having a cylindrical foam disposed therein, the bottom of the partition I being disposed with an air hole I connecting the third adsorption chamber to the fuel tank, and the bottom of the first adsorption chamber being disposed with an air hole II causing the first adsorption chamber to be connected to the atmosphere outside. The present utility model is advantageous in that it has a delicate structural design, it is easy to assemble, its cost is low, it can effectively prevent direct exhaust of volatilized gasoline into the atmosphere, and accurate judgment can be made as to whether the fuel tank cover is adequately tightened.
Owner:CHONGQING ZONGSHEN GENERAL POWER MACHINE
Fully automatic assembly line production equipment for injector
PendingCN110680995AImprove fluencyImprove work efficiencyInfusion syringesSpraying apparatusProduction lineProcess engineering
The invention discloses a fully automatic assembly line production equipment for an injector. The equipment comprises an injector cylinder loading device, a corona treatment device, a cylinder foreignbody detection device, a printing device, a drying device, a needle loading device, a needle mounting device, an oil splashing device, a push rod loading device, a rubber plug loading device, a pushrod-rubber plug matching device, a general assembly device and a finished product detection device. The equipment can realize that each process can be completed on the same set of equipment, not onlyreduces transfer time between various processes, but also reduces floor space required by the equipment, further reduces number of operators, saves time and effort, saves labor costs, and improves production efficiency and finished product qualification rate. The equipment has an exquisite structure design, makes full use of limited assembly line installation space, has high accuracy and smoothness of a connection between various processes, has high stability, reliability, balance ability and high work efficiency, and is suitable for popularization and application.
Owner:浙江环稠机械设备制造有限公司
Liquid crystal glass packaging device
InactiveCN102815465AMeet in full bloomReduce the number of moldsContainers to prevent mechanical damageNon-linear opticsEngineeringMechanical engineering
The invention discloses a liquid crystal glass packaging device, which is used for receiving liquid crystal glass of multiple different sizes. The liquid crystal glass packaging device comprises a box body and a box cover correspondingly covering on the box body, wherein the box body comprises an outer box and an inner box arranged in the outer box; a plurality of assembly chambers capable of accommodating liquid crystal glass of multiple different sizes are formed in the inner box, and at least include a first assembly chamber and a second assembly chamber; the first assembly chamber is formed by encircling a plurality of first inner box walls on the inner box; the second assembly chamber is formed by encircling a plurality of second inner box walls on the inner box; and the first assembly chamber and the second assembly chamber are formed one above the other in a staggered way. Due to the adoption of the liquid crystal glass packaging device disclosed by the invention, liquid crystal glass of multiple different sizes can be accommodated under the situation of not adding any insertion block component, the structural design is exquisite, the die sinking amount of the packaging device can be reduced, and the production cost is further reduced.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD
Cloth paving machine
ActiveCN104192632AFully compactedUniform tensionUnfolding thin materialsArticle deliveryAutomotive engineering
The invention discloses a cloth paving machine which comprises a cloth paving machine cloth pressing and conveying device, a cloth paving machine wind shielding device and a cloth paving machine cutting device. The cloth paving machine cloth pressing and conveying device comprises a conveying roller and a pressing roller. The cloth paving machine wind shielding device comprises a wind shielding film, a wind shielding film first roller and a wind shielding film second roller. The cloth paving machine cutting device comprises an output roller, a cloth falling plate, a horizontal moving mechanism and a cutter assembly. The cloth paving machine has the advantages of being capable of comprehensively improving all the performance of the cloth paving machine.
Owner:HEFEI AORUI DIGITAL CONTROL SCI & TECH
Steel plate oddment monitoring method and system
InactiveCN103543711AStrong reliabilityHigh material utilizationTotal factory controlProgramme total factory controlSteel platesSite management
The invention discloses a steel plate oddment monitoring method which is applied in a steel plate oddment monitoring system. The method includes that a server receives layout results from a layout system and determines whether the layout results contain oddment information; if so, a cutting site management terminal acquires the layout results from the server according to production plan, an operator prepares material according to plate blank information, a numerical-control cutting platform cuts the prepared plate blanks according to a numerical-control program and layout images, the cutting site management terminal sends oddment information to a RFID reader after cutting of the numerical-control cutting platform is completed, the RFID reader writes the oddment information into a RFID and embeds the RFID into the oddment, and the operator stores the oddment with the embedded RFID into a plate blank bin and sends storing position of the oddment to the server through a management terminal of the plate blank bin. By the aid of the method, steel plate oddment monitoring and management can be realized effectively, relevant enterprises can utilize raw material effectively, material utilization can be improved, and production cost can be reduced.
Owner:HUAZHONG UNIV OF SCI & TECH
Magnet building block structure
ActiveCN103816673ALow costImprove efficiencyPermanent magnetsToysArchitectural engineeringBlock structure
The invention discloses a magnet building block structure, and a building block is polyhedral. Redial magnetizing magnets are arranged in all or part of shell faces of the building block, and any two building blocks can be absorbed and spliced through the redial magnetizing magnets; the inner side of each shell face internally provided with a magnet is provided with a magnet mounting plate, which encloses an airtight cavity on the inner side of the shell face, the magnet is arranged in the cavity and can freely rotate around the own axis and adjust the poles. According to the scheme, cavities are enclosed on the shell faces of the building block by adopting magnet mounting plates, and further structures of the redial magnetizing magnets which can freely rotate along the axes are enclosed, so that the low cost and high efficiency of the manufacturing and assembling of the magnet building block are realized; specially, the enclosing mode of plugging and unplugging the magnets on the side faces is adopted, the structural design is ingenious, the processing and the assembling are further facilitated; inner cavity assembling magnets are enclosed by adopting magnet pressing blocks on cover faces, so that the connection is stable, and the processing is easy; the manufacturing efficiency of the building block is greatly improved by the entire scheme, the manufacturing difficulty and the manufacturing cost are reduced, and strong practicality is realized.
Owner:SHENZHEN BOYUE DOMESTIC GOODS
Multifunctional bed
InactiveCN106491292APrevent leakageWith left and right turning functionNursing bedsAmbulance serviceOlder peopleEngineering
The invention discloses a multifunctional bed, comprising a urine collecting and guiding device. The multifunctional bed is arranged by adopting a combination integrating a bedstead, a bed board, a complete intelligent closestool assembly and a feces collection box, wherein defecation of a human body, carried out by sitting on the bed board or lying on the bed board, is realized by detachably arranging the urine collecting and guiding device at the front end of a closestool, so that possible secondary injury to a patient or an old person caused by off-bed defecation is avoided, pain of the patient or the old person during defecation is greatly relieved, trouble and inconvenience of defecation assisted by others are also avoided, convenience of the defecation directly performed on the bed by the human body is greatly improved, and an indoor living environment, especially the living environment in a hospital ward is improved; a cleaning device is used for automatically cleaning the human body after the defecation, and a drying device is used for drying the cleaned human body, so that a human body cleaning function and a dampness removal function after directly performing the defecation on the bed are realized; the multifunctional bed is ingenious in structural design, is high in practicability, is energy-saving and environment-friendly, and is suitable for popularization and application.
Owner:HANGZHOU SHUNSHI HARDWARE MACHINERY
Vertical lifting airphibian vehicle propeller variable pitch device
A vertical lifting airphibian vehicle propeller variable pitch device comprises a propeller central shell and a plurality of propeller components, wherein a plurality of propeller mounting holes are formed in the side wall of the propeller central shell; the inner end of each propeller component is rotationally mounted in one propeller mounting hole; an eccentric pin shaft is arranged on the end face of the inner end of each propeller component along the horizontal diameter; the outer end of each eccentric pin shaft is eccentrically inserted into the end face of the inner end of a propeller blade of one propeller component; the inner end of each eccentric pin shaft is inserted into a ring-shaped groove on the side wall of a lifting sliding block in a clearance fit mode; a lifting sliding block component is spirally mounted on a lead screw through a threaded hole; and the top end of the lead screw upwards penetrates the top of the propeller central shell and is in transmission connection with a servo motor. The invention aims to provide the vertical lifting airphibian vehicle propeller variable pitch device, which is small in volume, light in weight, compact in structure, low in failure rate, high in regulation and control precision, easy to operate and control and stable in work performance.
Owner:贾小平
Linear guide rail provided with dustproof structure
The invention discloses a liner guide rail provided with a dustproof structure. The linear guide rail comprises a sliding seat, a guide rail body, the dustproof structure and a rolling structure. The dustproof structure is composed of a pair of dust covers. The rolling structure is composed of a pair of ball bearings and a U-shaped clamping spring. According to the linear guide rail with the structure, the overall structural design is ingenious, the technical problems that when the linear guide rail conducts linear motion on the guide rail body along with the sliding seat, dust or pollutants on the guide rail body are prone to being carried into the sliding seat, so that the practical precision of the whole guide rail body is lowered, and the service life of the integral guide rail body is shortened are solved. Meanwhile, the linear guide rail serves as a precise workpiece, and the utilization effect in space is excellent. When the linear guide rail slides horizontally, the deviation of the sliding seat in the gravity direction is extremely low, and excellent solutions are provided for modern science and technology development of interdisciplinary multi-technology application and combination. In addition, compared with linear guide rails of other structures in developed countries, the production and manufacturing cost of the linear guide rail is lower.
Owner:RECHUAN PRECISION MACHINERY KUNSHAN
Metal corrugation flexible tube cutting positioning and slag collecting device
ActiveCN106541216APrecise positioningQuick cutMetal working apparatusLaser beam welding apparatusSlagLaser cutting
The invention discloses a metal corrugation flexible tube cutting positioning and slag collecting device which comprises a laser cutting mechanism and a guiding and positioning mechanism. The laser cutting mechanism and the guiding and positioning mechanism are arranged on a working platform. A metal corrugation flexible tube is sent to the laser cutting mechanism, and after guiding and positioning of the guiding and positioning mechanism, the laser cutting mechanism begins to cut. The metal corrugation flexible tube cutting positioning and slag collecting device is ingenious in structure design and convenient to use; the accuracy of cutting is high; the phenomena of burrs, scattered ends, barbs and an irregular cutting section do not occur; subsequent processing of the materials cut by the metal corrugation flexible tube cutting positioning and slag collecting device is not needed, so that one-step finishing is achieved; and the problem that subsequent processing is needed because of the phenomena of the burrs, irregularity, the scattered ends and the like of the cutting section by manual cutting is solved.
Owner:上海汉瑜光电科技有限公司
Multifunctional drawing ruler
InactiveCN103496270AMany combinations without being bulkyVersatileNon-circular curve drawing instrumentsCircular curve drawing instrumentsGeometric figureEngineering management
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER
Mobile phone backup power equipment
InactiveCN101437081AExtend standby timeNo worriesTransmissionTelephone set constructionsCommunication interfacePower equipment
The invention relates to a backup electrical power unit for a mobile phone, which comprises a circuit switching chip, backup batteries which are connected with one end of the circuit switching chip, and a backup battery box which is used for loading the backup batteries, wherein the other end of the circuit switching chip is connected with a main power supply of the mobile phone; and the circuit switching chip is integrated on a main circuit board of the mobile phone and connected with a main controller of the mobile phone through four communication interfaces. The backup electric power unit for the mobile phone has the advantages that the standby time of the mobile phone can be prolonged; the backup batteries are convenient and easy to acquire; the backup electrical power unit is convenient to carry; and users does not fear of trouble in the rear.
Owner:SHENZHEN SANG FEI CONSUMER COMM CO LTD
Stereo bicycle parking garage and bicycle access method thereof
InactiveCN107882374ANot easy to damageExquisite structure designParkingsBicycle parkingAccess method
The invention discloses a three-dimensional bicycle parking garage, which is characterized in that it includes a garage cylinder body, a lifting device and several turntable platforms, the garage cylinder body includes a storage area for the turntable platform, and a bicycle entrance located directly above the storage area for the turntable platform. The storage area, the bicycle storage and withdrawal openings, the operation panel and the main controller are set on the side wall of the cylinder. On each turntable platform, a number of parking spaces are evenly distributed with the center of the turntable platform as the center. The lifting device is set on the garage cylinder. At the inner center position of the carousel, the lifting device is used to lift the turntable platform to transfer between the turntable platform storage area and the bicycle storage area. The structure design of the present invention is exquisite, saves space and resource consumption, is not easy to damage the bicycle, the parking method is easy to operate, the operation of storing and taking out the car does not interfere with each other, and the automatic processing speed is fast, which is beneficial to the automatic and intelligent development of urban bicycle parking management .
Owner:曹飞贤
Rotary mop bucket
InactiveCN102961101AExquisite structure designSmall footprintCarpet cleanersFloor cleanersEngineeringSteel ball
The invention discloses a rotary mop bucket. The rotary mop bucket comprises a bucket body (11), wherein a dehydration basket seat (10) is arranged at the bottom of the bucket body (11); a steel needle (9) is arranged in a counter bored hole at the center of the dehydration basket seat (10); a steel ball (8) is arranged in a small recess at the top of the steel needle (9); a basket core (7) buckled outside the steel needle (9) is pressed on the steel ball (8); the basket core (7) is fixed in a big recess at the center of a dehydration basket (4); return springs (6) arranged on two sides of the upper edge of the bucket body (11) are connected with the dehydration basket seat (10); a rotary adjusting rod (5) capable of controlling the dehydration basket seat (10) to lift and locate is arranged on one side of the dehydration basket seat (10); a locating boss matched with a guide groove of the dehydration basket seat (10) is arranged on the adjusting rod (5); and an adjusting knob (2) is arranged at the top of the adjusting rod (5). The rotary mop bucket disclosed by the invention has the advantages of exquisite structural design, fastness, reliability, small space usage, sanitariness and cleanliness, and simplicity in operation.
Owner:钟任花
Chip-level three-dimensional dynamic drug detection system, culture device and use method thereof
InactiveCN107523498AGood effectEasy to controlBioreactor/fermenter combinationsBiological substance pretreatmentsNutrientAnti cancer drugs
Owner:SHENZHEN GRADUATE SCHOOL TSINGHUA UNIV
Method and device for multi-point on-line detection of digital hydraulic machine column stress
InactiveCN101793572ARealize online monitoringGuaranteed uptimeForce measurement by elastic gauge deformationProgrammable logic controllerContact type
The invention discloses a method and a device for the multi-point on-line detection of digital hydraulic machine column stress. The device comprises a multiple column deformation detection mechanisms arranged on the hydraulic machine column, multiple digital contact type displacement sensors, a programmable logic controller and an upper computer, wherein each digital contact type displacement sensor corresponds to one column deformation detection mechanism; all the digital contact type displacement sensors is communicated with the programmable logic controller; the programmable logic controller is communicated with the upper computer; each column deformation detection mechanism comprises an upper anchor ear, a lower anchor ear, an upper bracket, a lower bracket and a displacement transmission rod; and the digital contact type displacement sensors are in contact with the free ends of the displacement transmission rods. The device has the advantages of strong interference rejection, high reliability, high measurement accuracy and high practicability.
Owner:CENT SOUTH UNIV
Microfluidic chip for cell separation and application thereof in tumor cell separation, and cell separation and identification method
PendingCN109852544AExquisite structure designImprove the separation effectBioreactor/fermenter combinationsBiological substance pretreatmentsMicrofluidic chipChemistry
The present invention relates to a microfluidic chip for cell separation and an application thereof in the tumor cell separation, and a cell separation and identification method. The microfluidic chipcomprises an fluid inlet flow channel, a capture zone and a fluid outlet flow channel, the fluid inlet flow channel is provided with a fluid inlet, the fluid inlet flow channel correspondingly communicates with a fluid inlet side of the capture zone, the fluid outlet flow channel is provided with a fluid outlet, and the fluid outlet flow channel correspondingly communicates with a fluid outlet side of the capture zone; and the capture zone is provided a plurality of capture units and each capture unit is provided with a plurality of flow dividing columns. The microfluidic chip uses a column sorting method, the flow dividing columns play functions of flow dividing and blocking in the flow channels of the capture zone, the blocking of the flow dividing columns respectively forms capture flow channels and passing-through flow channels, target cells to be captured can be trapped in the capture flow channels, while other non-target cells can flow out through the passing-through flow channels, and the whole microfluidic chip is exquisitely designed in structure, can be used for separating the target cells form a cell mixture of a plurality of cells with different cell diameters, is highin separation effect and simple in operation, and can be widely promoted and applied.
Owner:欧阳东方
Auxiliary sound production valve
ActiveCN107261286AExquisite structure designEasy to installTracheal tubesMedical devicesTracheostomy tube insertionTracheostomy tubes
The invention provides an auxiliary sound production valve which comprises a rotary outer shell, an inner core, a clack membrane, a protecting cap and moisturizing filtering cotton. The auxiliary sound production valve is exquisite in structural design and convenient and rapid to install and has a switching function, the switching between speaking and respiration can be realized for a patient by rotating a button, the inconvenient and ungraceful situation that the patient can not speak until blocking one end by hand is avoided, the auxiliary sound production valve is used in cooperation with a tracheostomy tube, the switching between respiration and speaking is realized for the patient by rotating, the auxiliary sound production valve does not need to be pulled out after installation, the use performance of the product is remarkably improved, it is guaranteed that the air inhaled by the patient is wet and pure, and the comfort level is increased.
Owner:TIANJIN MEDIS MEDICAL DEVICE
Electric vehicle-mounted mobile phone support
InactiveCN110099153ASafe to useEasy to drive safelyBatteries circuit arrangementsElectric powerEngineeringElectric vehicle
The invention provides an electric vehicle-mounted mobile phone support, comprising a shell, a containing cavity formed in the shell, a transmission mechanism, a motor, a first circuit board connectedwith the motor, a first clamp and a second clamp. The first clamp and the second clamp are connected with the transmission mechanism. The transmission mechanism is contained in the containing cavity,the motor is connected with the power source, the transmission mechanism is connected with the motor and can move under driving of the motor, and the first clamp and the second clamp are connected with the transmission mechanism and can move along with movement of the transmission mechanism so that the distance between the first clamp and the second clamp can be increased or decreased. Accordingto the electric vehicle-mounted mobile phone support, the first clamp and the second clamp are controlled and adjusted through the motor. The mobile phone support is simple in operation, and is stablein clamping and capable of preventing the mobile phone from loosening and falling off due to looseness of the mobile phone holder even if the vehicle bumps in the running process of the vehicle, protecting the mobile phone from falling off and being damaged and facilitating safe running of the vehicle.
Owner:SHENZHEN YILI INNOVATION DESIGN CO LTD
Dual-channel MDOF (multidegree of freedom) adjustment mechanism of optical surface plasma resonance biosensor
InactiveCN102410989APrecise positioningEasy to adjust pressurePhase-affecting property measurementsRefractive indexEngineering
The invention relates to a dual-channel MDOF (multidegree of freedom) adjustment mechanism of an optical surface plasma resonance biosensor. The mechanism comprises a biochip assembly regulating unit, an optical path regulating unit, an angle regulating unit and a supporting and guiding unit, wherein the optical path regulating unit comprises a laser swing frame and a charge coupled device (CCD) swing frame; the angle regulating unit comprises an elevating assembly, a rotating support arm, a transmission shaft and a driving device; driven by the driving device, the transmission shaft drives the elevating assembly to complete the elevating travel, and at the same time, drives the laser swing frame and the CCD swing frame to form an included angle within a certain range via the corresponding rotating support arm, and form two corresponding optical path detection passages among laser, a CCD image sensor and the biochip assembly. The dual-channel MDOF adjustment mechanism provided by the invention is convenient for operation and accurate in positioning and has high testing precision, and solves the problems, such as debugging difficulty and hard refractivity matching caused when only the biochip with a glass substrate is replaced, thereby increasing the analytic precision of the biosensor and also substantially reducing the using and maintaining cost of the optical surface plasma resonance (SPR) sensor.
Owner:HENAN AGRICULTURAL UNIVERSITY
Corrugated paper combined buffer inner clamp
InactiveCN102328768AExquisite structure designIncrease profitRigid containersFlangeBiochemical engineering
The invention discloses a corrugated paper combined buffer inner clamp which comprises a clapboard, a double-layer side flange, an outer end plate, a base, a top plate, an inner end plate and a buckle plate, wherein two inner folding sheets opposite to each other on the outer end plate are folded inwards; the clapboard is connected with a fixed end part through the insertion fit between a second notch and the inner folding sheets; part of the clapboard is located on the base of the end part; and the inner clamp is packaged with corrugated paper for buffering, thereby realizing environmental protection and good effect. As the materials are saved, the packaged product is much smaller; and in logistics, more products can be assembled, and the logistics cost is saved.
Owner:MYS GRP CO LTD
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