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Ultrasonic guided wave array detection method and system for orthotropic steel bridge deck cracks
InactiveCN119291051AWide spreadlong distanceAnalysing solids using sonic/ultrasonic/infrasonic wavesProcessing detected response signalBridge deckEngineering
The invention relates to an ultrasonic guided wave array detection method and system for orthotropic steel bridge deck cracks, and the method comprises the steps: employing an ultrasonic guided wave generator to apply ultrasonic guided waves propagating in a second direction to a plurality of set areas delimited in a first direction on a steel bridge deck one by one, a signal receiver is adopted to receive a reflection signal of the ultrasonic guided wave; a preset signal analysis model is adopted to carry out intelligent processing on the reflection signals, the intelligent processing comprises signal data preprocessing, first module strength feature analysis based on a dense block convolutional neural network and second module time sequence dependency analysis based on a bidirectional long-short-term memory neural network, and therefore cracks are accurately recognized; in addition, the invention further provides a detection system for executing the method. The crack detection method provided by the invention is simple and convenient to operate, solves the problem that a traditional detection method is difficult to fully cover, and improves the accuracy and efficiency of detection.
Owner:CCCC SECOND HIGHWAY CONSULTANTS CO LTD
Star flash distributed networking network data transmission system and method
The invention belongs to the field of network data transmission, and provides a network data transmission system and method for star flash distributed networking. The network data transmission system of the star flash distributed networking comprises a terminal, an early warning device, a server side and a total server, the terminal, the early warning device, the server side and the total server are embedded with satellite flash radio frequency modules; the server side and the total server are servers and are provided with wireless network devices with satellite flash to network ports, so that a satellite flash radio frequency interface is converted into a network port interface; the terminal, the early warning device, the server side and the total service side are all embedded into a TCP / IP protocol stack so as to be used for establishing a SOCKET and processing SOCKET data, so that the whole network performs data interaction through a TCP / IP protocol, and data acquisition, control and emergency alarm in a local area network are realized.
Owner:SHANDONG YOU INTERNET OF THINGS CO LTD
Photovoltaic inverter
PendingCN119276086ARealize functionreduce spacingConversion constructional detailsModifications for power electronicsDevice materialWafer
The invention discloses a photovoltaic inverter, the photovoltaic inverter comprises a power assembly, a heat radiator and a heat radiation fan, each current conversion pipe fitting of a second current conversion unit in the power assembly is sequentially arranged from the outer side of a circuit substrate to the inner side, and from the outer side to the inner side, the current conversion pipe fitting located at the position closer to the inner side is connected with the heat radiation fan. And compared with the other adjacent variable flow pipe fitting located closer to the outer side, the variable flow pipe fitting is far away from the first variable flow module, the arrangement direction of the variable flow pipe fittings enables the long edge of the internal wafer to form an included angle relative to the vertical direction, and the projection long edge of the internal wafer stretches across the at least two heat dissipation fins. The heat dissipation efficiency of the semiconductor device in the middle position in the power assembly of the photovoltaic inverter is better.
Owner:XIAMEN KEHUA DIGITAL ENERGY TECH CO LTD
Coal underground combustion gasification and carbon dioxide storage mining treatment method
ActiveCN119393113Along distanceImprove mining safetyConstructionsOther gas emission reduction technologiesSyngasThermodynamics
The invention discloses a coal underground combustion gasification and carbon dioxide sequestration mining treatment method. The method comprises the steps that S1, gas injection fracturing is conducted, specifically, fracturing gas is introduced through a gas outlet well to enable a coal seam corresponding to a gasification to-be-mined area to form a fracturing seam net; s2, combustion gasification: taking the bottom end of a gas inlet shaft of the furnace to mountain gas and the bottom end as a mining direction, discharging gas from the furnace, and discharging synthesis gas; and S3, sealing and closing the well: injecting carbon dioxide serving as displacement gas into the space to be sealed through the gas inlet well, collecting mixed gas through the gas outlet well, and then injecting high-pressure CO2 gas into the space to be sealed for sealing treatment. According to gas injection fracturing of a single furnace, a horizontal fracturing gas injection channel is adopted for carrying out gas injection fracturing treatment on the gasification to-be-mined area of the furnace located above to form a fracturing crack net, the upper furnace well and the lower furnace well can be jointly subjected to difference node follow-up according to the flow process and the difference of one flow node, and the sealing difficulty of the well and a combustion space area is reduced; and the mining efficiency is improved.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)
Dual radiator antenna and electronic device
ActiveCN112688066Bhigh gainWide signal coverageRadiating elements structural formsAntenna earthingsSoftware engineeringCoplanar waveguide
The present invention belongs to the field of antenna technology in wireless communication transmission, and discloses a dual radiator antenna, comprising: a first radiator, a second radiator and a coplanar waveguide, wherein the first radiator and the second radiator are connected by the coplanar waveguide, and the first radiator, the second radiator and the coplanar waveguide are all laid on a printed circuit board; wherein the first radiator comprises a first vibrator, a second vibrator and a third vibrator, and the second radiator comprises a fourth vibrator, a fifth vibrator and a sixth vibrator; the coplanar waveguide comprises a first ground wire, a second ground wire and a signal wire, wherein the first ground wire and the second ground wire are respectively located on both sides of the signal wire, and gaps are respectively provided between the first ground wire and the second ground wire and the signal wire; one end of the signal wire is connected to a feed circuit, and the other end is connected to the sixth vibrator in the second radiator; the two ends of the feed circuit are respectively connected to the signal wire and the third vibrator in the first radiator. The antenna of the present invention can achieve high gain and omnidirectional radiation.
Owner:深圳汉阳天线设计有限公司
Lithium battery slurry double-ball bidirectional pigging system
The utility model provides a lithium battery slurry double-ball bidirectional pigging system, which relates to the technical field of pipeline cleaning of slurry conveying systems in the lithium battery industry, and comprises a sending station, a returning station, a feeding module, a conveying pipeline module and a buffer tank module, a buffer tank module is arranged on a passage of the conveying pipeline module in a matched mode, and the feeding module is located on the path of the conveying pipeline module close to the sending station. The pipeline cleaning device is suitable for lithium battery slurry conveying systems under various working conditions, is also suitable for pipeline cleaning systems with similar requirements in other industries, can effectively and efficiently clean a lithium battery slurry conveying pipeline, does not need to carry out ball releasing and ball collecting operation for a long time after a pipeline cleaning ball is placed in the pipeline cleaning device during working, and is simple in structure and convenient to use. Manual participation can be reduced to the greatest extent, and the ball pushing waiting time and the material supplementing waiting time can be effectively saved, so that the production capacity is optimized and improved.
Owner:GUANGZHOU SHAXI ELECTROMECHANICAL ENG TECH CO LTD
Fertilizer-groove-free foundation pit support and basement exterior wall comprehensive construction method
PendingCN119145426ACircumference smallreduce in quantityArtificial islandsProtective foundationBasementPre stress
The invention discloses a non-fertilizer-groove foundation pit support and basement outer wall comprehensive construction method. The method comprises the following steps of geological exploration analysis, support pile construction, earth and stone excavation, waist beam and prestressed lattice support construction, internal-adhesion-prevention pre-paving anti-adhesion waterproof construction, single-side formwork erecting and segmented and layered pouring construction. The method is adopted for construction under the construction condition close to a railway business line, the influence on the railway can be reduced, and the effects of rapid construction, construction period shortening and the like are achieved.
Owner:CHINA CONSTR SECOND ENG BUREAU LTD
Hollow motor-driven intelligent switch for layered control of oil and gas well
ActiveCN222414806UReduce the transmission linkImprove mechanical efficiencyFluid removalCommunication unitControl communications
The utility model discloses a hollow motor-driven intelligent switch for oil and gas well layered control, which relates to the technical field of switches and comprises a support connecting unit, a transmission unit and a control communication unit, the support connecting unit mainly comprises a connector A, a fixed seat A, a connecting nut A, a valve seat, a transmission cavity shell, a connecting nut B, a connecting seat, a controller shell, a connecting pipe, a connecting nut C, a fixed seat B and a connector B; the transmission unit mainly comprises a dynamic sealing device B, a hollow torque motor, a speed reducer, an output flange plate, a bearing check ring, a transmission nut assembly, a hollow lead screw, a spacer ring, a dynamic sealing device A and a valve element. The control communication unit mainly comprises a central controller; the transmission link is reduced, the mechanical efficiency is improved, the working reliability is improved, and the continuous oil pipe is matched for dragging, so that the device can be put at any underground position at one time; and the large output torque ensures the normal opening of the intelligent switch under the condition that the internal and external pressure difference is not less than 10MPa.
Owner:HARBIN HITTOP TECH CO LTD
Simulation device based on daisy chain communication
The utility model relates to the field of battery management systems, in particular to a daisy chain communication-based simulation device, which comprises an FPGA + ARM (Field Programmable Gate Array + Advanced RISC Machines) controller, a simulation branch and a BMS (Battery Management System) main controller, the analog branch comprises a differential circuit and a control circuit; the differential circuit comprises a signal buffer circuit, an ESD (Electro-Static Discharge) protection circuit, an LTC6820 circuit and an isolation transformer which are connected in sequence; a control signal output by the FPGA + RAM controller passes through the signal buffer circuit, the ESD protection circuit and the LTC6820 circuit and then is converted into a source current driving differential signal and a suction current driving differential signal which are matched with the isolation transformer. The isolation transformer sends the data to the BMS main controller; the control circuit comprises an SPI communication working mode switching circuit; the SPI communication working mode switching circuit is respectively connected with the FPGA + RAM controller and the LTC6820 circuit; the FPGA + RAM controller can select one of four communication working modes and communication clock rates of the LTC6820 through the SPI communication working mode switching circuit, and through the technical scheme, the FPGA + RAM controller has the advantages that the cost is reduced, the anti-interference capability is enhanced, and the communication rate is improved.
Owner:SHANGHAI YISU INFORMATION TECH CO LTD
An autonomous underwater robot for aquaculture
The present invention discloses an autonomous underwater robot for aquaculture, which comprises: an upper cabin body located at the top and two lower cabin bodies located at the bottom, all of which are connected by a T-shaped bracket so that the three are parallel to each other and arranged in a herringbone shape; the top of the T-shaped bracket is connected to the upper cabin body, and the two sides of the bottom thereof are respectively connected to the two lower cabin bodies; the upper cabin body comprises a lighting module, a buoyancy adjustment module, a vertical thruster module, an electric control module, and a stern of the upper cabin body connected in sequence from front to back; a video image acquisition module is installed above the T-shaped bracket for shooting water surface or underwater images. The stern of the upper cabin body is towed and connected to a surface communication buoy by a coaxial watertight cable; a variety of sensors are installed on the T-shaped bracket. After diving and landing on the bottom, the "herringbone"-shaped structure can maintain stable support; when the present invention is recovered to land, the "herringbone"-shaped structure does not require a special bracket and can also be stably placed.
Owner:SHANGHAI OCEAN UNIV
Wall-mounted air conditioner
ActiveCN224397890UGuaranteed deliverylong distanceLighting and heating apparatusAir-flow control membersThermodynamicsFresh air
The application discloses a wall-mounted air conditioner. The wall-mounted air conditioner comprises a shell, a fresh air shell, a fresh air fan, an air outlet valve, an electric driving element and a transmission mechanism. The shell is provided with a shell air outlet. The fresh air shell is arranged in a containing cavity of the shell. The fresh air shell is provided with a fresh air inlet and a fresh air outlet. The fresh air fan is arranged in the fresh air shell. The fresh air fan can rotate to make outdoor air enter the fresh air shell from the fresh air inlet, and make the outdoor air in the fresh air shell enter a room through the fresh air outlet and the shell air outlet. The electric driving element is used to drive the air outlet valve to move through the transmission mechanism, so that the air outlet valve opens or closes the fresh air outlet. According to the wall-mounted air conditioner, the electric driving element drives the air outlet valve to move through the transmission mechanism, so that the adjustment process of the air outlet valve is motorized. The user does not need to manually adjust the air outlet valve, and the opening degree of the air outlet valve is accurate.
Owner:HISENSE (SHANDONG) AIR CONDITIONING CO LTD
Spraying device of coal mining machine for coal mining
InactiveCN222162603USolve the problem that affects the effect of dust suppressionconvenient height locationMovable spraying apparatusSlitting machinesWater storageWater storage tank
The utility model relates to the technical field of dust falling devices, in particular to a spraying device of a coal mining machine for coal mining, which comprises a placing seat and a spraying assembly, the spraying assembly comprises a rotating seat, a rotating motor, a turntable, a lifting part, a transverse adjusting part, a connecting seat, a water storage tank, a spraying part and an atomizing nozzle, the spraying part is used for conveying water in the water storage tank to the atomization nozzle for spraying dust removal treatment, and when the spraying angle of the atomization nozzle needs to be adjusted in the spraying process, the rotating motor on the rotating seat is controlled to drive the rotating disc to rotate, so that the atomization nozzle rotates, and the orientation of the atomization nozzle is adjusted; therefore, the problem that the dust falling effect is affected due to the fact that the spraying angle of the spraying mechanism cannot be adjusted after the whole spraying device of the coal mining machine for coal mining is installed and uniform spraying cannot be conducted on a coal mine is solved.
Owner:申广军
A polyimide film imidization furnace
The invention discloses a polyimide film imidization furnace, which belongs to the technical field of polyimide film production. The imidization furnace includes a furnace body, a conveying device and a heating device. A film inlet is provided at one end of the furnace body, and a film outlet is provided at the other end. The conveying device includes a plurality of first conveying rollers and a plurality of second conveying rollers, and the plurality of first conveying rollers are arranged at the same height, and the plurality of second conveying rollers are arranged at the same height. After the film enters the furnace body from the film inlet, it passes through the plurality of first conveying rollers and the plurality of second conveying rollers in sequence to reach the film outlet. The heating device includes an inductor coil and an induction plate group. The invention heats the film from the middle position, and the electromagnetic induction heating method has high thermal utilization and energy saving, the induction plate is not easy to be damaged, the induction plate is far away from the side wall of the furnace body, and the heat energy loss is small; the inclined plate is parallel to the heated section of the film, and the inclined plate is equal to the distance from the adjacent film as a heat source, so the film heating efficiency is high and the temperature is uniform.
Owner:WUXI SHUNXUAN PHOTOELECTRIC TECH CO LTD
A reflective rotary lance atomizing nozzle structure
The utility model relates to a spray gun technical field, a kind of reflection rotary spray gun atomizing nozzle structure includes water jet pipe, and one spray head is rotatably assembled in water jet pipe one end, and spray head includes shell, main nozzle located in the center area of shell front part and the plurality of sub-nozzles set around main nozzle, and the one end of sub-nozzle is hinged on shell to make sub-nozzle can adjust angle. Water spray angle and coverage can be adjusted, applicable to different scenarios. By adjusting the water jet direction of each sub-nozzle, the shell will rotate under the reaction force of the water jet of the sub-nozzle after being inclined, and the entire spray head will rotate around the water jet pipe, achieving the purpose of spraying water and rotating simultaneously, improving the atomization effect, enriching the use scenarios, and the user can adjust the angle of the nozzle as needed.
Owner:HENAN ZHENYU METAL PROD CO LTD
Prone position turning bed for critical patient
ActiveCN119257865Aavoid squeezingensure safetyDiagnosticsNursing bedsPhysical medicine and rehabilitationCritically ill
The invention discloses a prone position turning-over bed for critical patients, and relates to the technical field of medical sickbeds, the prone position turning-over bed comprises two baffles, and the bottoms of the two baffles are each provided with two supporting legs; through the arrangement of a first spring, a plurality of segmented racks, a plurality of spring columns, a plurality of L-shaped wedge-shaped blocks, a U-shaped fixing plate, an L-shaped fixing plate, a second wedge-shaped block, a second spring, a cross block, a locking shaft, a plurality of cross-shaped grooves, a limiting rod and two sliding blocks, the second bed plate is locked by abutting against the correspondingly extending L-shaped wedge-shaped blocks; therefore, a linkage motor can drive a second bed plate and a third bed plate to synchronously rotate by 90 degrees to turn a patient onto the third bed plate, and the corresponding linkage gears are matched to move until the corresponding segmented racks are disengaged, so that the third bed plate automatically stops moving, the patient is prevented from being extruded due to excessive movement, and the safety of the patient is ensured; manual adjustment is not needed, and operation is easy, convenient and fast.
Owner:ZHEJIANG UNIV
Strong sound type portable sound box
ActiveCN222547586URealize the assemblyachieve fixationTransducer casings/cabinets/supportsVocal intensityBox set
The utility model relates to a strong sound type portable sound box, which comprises a box body, a diffusion horn, a reflection horn and a tweeter assembly, and is characterized in that the diffusion horn is arranged in an inner cavity on the front surface of the box body and is assembled with the box body into a whole, the diffusion horn is also provided with a sleeve hole, the front end of the tweeter assembly is sleeved in the sleeve hole from the rear end of the reflection horn, and the front end of the tweeter assembly is provided with a loudspeaker. And the reflection horn is assembled and connected with the front end of the tweeter assembly from the inner cavity at the front end of the diffusion horn. In this way, the assembly steps can be greatly simplified, a plurality of screws do not need to be screwed, the assembly efficiency of the sound box is greatly improved, and the assembly is effectively prevented from being lost; and the sound intensity is not lost, so that the transmission range and distance of sound output by the sound box can be improved.
Owner:GUANGDONG KEBO SPACE INTELLIGENT TECH CO LTD
A concrete curing device for a separated hydraulic climbing formwork and a working method thereof
ActiveCN119195507Bachieve conservationavoid churnMovable spraying apparatusForms/shuttering/falseworks
The invention discloses a concrete curing device for a separated hydraulic climbing formwork and a working method thereof, and relates to the technical field of concrete curing. The curing device comprises hydraulic climbing formwork mechanisms respectively arranged around a cast beam body; a plurality of layers of atomizing spray mechanisms are evenly arranged on each group of hydraulic climbing formwork mechanisms, and each layer of atomizing spray mechanisms comprises a plurality of groups of atomizing nozzles arranged at equal intervals, and the atomizing nozzles are connected to a water conveying mechanism, and the water conveying mechanism is used to convey water to the atomizing nozzles; wherein, an adjusting mechanism is also arranged on each group of hydraulic climbing formwork mechanisms, and the adjusting mechanism is used to drive each atomizing nozzle to reciprocate in a vertical direction; in the invention, after a layered casting of a cast beam body is completed, water is conveyed to the atomizing nozzle by the water conveying mechanism, and mist water is sprayed onto the surface of the cast beam body by the atomizing nozzle, thereby realizing the curing of the cast concrete. The invention can effectively avoid the phenomenon of cement slurry loss caused by direct flushing with a water pipe.
Owner:THE FIRST CIVIL ENG CO LTD OF CREC SHANGHAI GRP +2
Solid oxide electrochemical cell and method for producing same
PendingEP4369446A4increase powerdecrease productivityCellsCell electrodesPhysical chemistryElectrochemical cell
Provided are a solid oxide electrochemical cell with high power and a method for producing a solid oxide electrochemical cell by which a solid oxide electrochemical cell with high power can be fabricated in a manner that ensures both high productivity and high quality. A solid oxide electrochemical cell 10 includes a solid hydrogen electrode 12, a solid electrolyte membrane 14, and a solid oxygen electrode 16. The solid hydrogen electrode 12 includes, in a first surface 12f thereof, a plurality of first raised portions 12a raised in a direction toward the solid electrolyte membrane 14 and first intermediate portions 12b each located between two adjacent ones of the first raised portions 12a. The solid electrolyte membrane 14 includes second raised portions 14a stacked on the first raised portions 12a and second intermediate portions 14b stacked on the first intermediate portions 12b. The solid oxygen electrode 16 includes third raised portions 16a stacked on the second raised portions 14a and third intermediate portions 16b stacked on the second intermediate portions 14b. The first raised portions 12a have a pitch of 70 to 110 um. The second intermediate portions 14b are in contact with the third intermediate portions 16b without a gap therebetween.
Owner:CONNEXX SYST +1
Chain tensioning mechanism and tensioning method
The invention belongs to the technical field of chain tensioning equipment, and discloses a chain tensioning mechanism and a tensioning method. The mechanism is provided with a fixing frame; the fixing frame is located on the outer side of the whole tensioning mechanism and used for fixing the whole tensioning mechanism to the conveying system. The floating frame is located on the inner side of the fixing frame and can move front and back. The rotating wheel is mounted in the floating frame, so that the power and free chain steers along the rotating wheel; the cylinder is positioned on one side of the fixed frame; a cylinder piston rod on the cylinder is connected with the floating frame; the telescopic rails are located on two sides of the floating frame. When the power and free chain deforms and is lengthened, the floating frame continues to move forwards through pulling force provided by the air cylinder, the telescopic rails on the two sides are driven to synchronously stretch, the walking distance of the power and free chain is increased, and the continuous tensioning effect is achieved.
Owner:QINGDAO THUNDER HEAVY IND CO LTD
Landscaping spraying device with dust falling function
ActiveCN222468478Uhandy dustEasy to adjust the orientationUsing liquid separation agentSpraying apparatusWater storageWater storage tank
The landscaping spraying device with the dust falling function comprises a horizontally-arranged supporting box body, a water storage tank body is arranged in the supporting box body, one end of the supporting box body is connected with an opening and closing door, a plurality of moving structures are connected to the bottom of the outer wall of the supporting box body, and a pushing handle frame is connected to the top of the outer wall of the supporting box body. A supporting structure is arranged on the upper end face of the supporting box body, the lower end of the supporting structure is rotationally connected with the supporting box body, a steering mechanism is connected to the supporting box body, the upper end of the steering mechanism is in meshed connection with the supporting structure through a gear, supporting frames are connected to the upper end face of the supporting structure, and a rotationally-connected spraying mechanism is arranged between the supporting frames. The front end of the spraying mechanism communicates with the water storage tank body through a water supply structure, the rear end of the spraying mechanism is connected with an air blowing structure, a lifting structure is connected between the spraying mechanism and the supporting structure, and the problem that dust generated in the landscaping process is difficult to treat at present is solved.
Owner:鲜林君
Folding holder structure
Owner:SHENZHEN YUNCAI TECHNOLOGY CO LTD
A biological monitoring sensor implant device and a continuous blood glucose monitor
The present application discloses a biological monitoring sensor implant device and a continuous blood glucose monitor. The implant device includes a housing and an auxiliary needle assembly disposed in the housing. One end of the housing is provided with an opening. The implant device also includes a trigger cover disposed at one end of the auxiliary needle assembly. The trigger cover has a top portion for contacting the skin. The auxiliary needle assembly can move toward the opening synchronously with the trigger cover, and move relative to the trigger cover when the top portion is stopped, so that the auxiliary needle assembly can move relative to the trigger cover to have a first proximal position and a first distal position. The trigger cover can prevent the auxiliary needle assembly from being accidentally touched, and after being accidentally triggered, the auxiliary needle assembly can be reset by a simple operation without affecting the next implantation operation. Therefore, a recovery measure is provided after the implant device is accidentally triggered, giving the user more opportunities for trial and error, thereby avoiding the problem of the entire product being scrapped due to a single erroneous operation, reducing the cost of use, and improving the user experience.
Owner:JIANGSU YUWELL POCT BIOLOGICAL TECH CO LTD +2
A transport vehicle, a conveying mechanism and a food vending machine
This utility model discloses a transfer cart, a conveying mechanism, and an automatic food vending machine, relating to the field of vending machine technology. The pushing mechanism includes a linear drive mechanism, a fixed guide rail, a first slide, a movable guide rail, a second slide, and a push plate. A pulley system is provided on the movable guide rail, and a closed-loop rope is wound around the pulley system. One side of the closed-loop rope is fixedly connected to the transfer base based on a rope support, and the other side is fixedly connected to the second slide. The first slide slides along the fixed guide rail driven by the linear drive mechanism. The movable guide rail extends or retracts from the transfer base driven by the first slide. The pulley system moves driven by the movable guide rail. The second slide slides along the movable guide rail driven by the pulley system based on the cooperation of the closed-loop rope and the rope support. The push plate moves out or into the transfer base driven by the second slide. The push plate of this utility model's transfer cart can move to a space outside the transfer base, effectively pushing items a greater distance.
Owner:GUANGZHOU AIWAN INTELLIGENT TECH CO LTD
Electronic equipment with scanning function
PendingCN119206727Alower center of gravityprevent dumpingCharacter and pattern recognitionElectrical batterycomputer science
The invention discloses electronic equipment with a scanning function, which comprises an equipment host and a scanning part, and is characterized in that the equipment host is provided with a display panel and an accommodating groove, and the accommodating groove is positioned on one side, far away from the display panel, of the equipment host; the scanning part is movably arranged in the accommodating groove, is electrically connected to the equipment host through a connecting module and is used for transmitting scanning content, and the scanning part can be operated to be in a first state or a second state; the scanning part is arranged in the containing groove, when the scanning part is in the first state, the scanning part at least partially extends out of the containing groove to be suitable for scanning when the scanning part is in the second state, the scanning part further comprises a battery, and the battery is used for supplying power to the electronic equipment. According to the electronic equipment, the scanning part and the equipment host can be powered through the battery at the same time, a user can operate the scanning part to enable the electronic equipment to be applied to various scenes, and meanwhile the viewing experience feeling of the user is improved through the arranged display panel.
Owner:GUANGDONG XIAOTIANCAI TECH CO LTD
Insulator shielding cover
ActiveCN222169117Ueasy to operateImprove construction efficiencyInsulatorsCable installation apparatusStructural engineeringElectric shock
The insulator shielding cover comprises a cover body, the bottom of the cover body is provided with an opening, the front bottom and the rear bottom of the cover body are respectively provided with a front face cover and a rear face cover, two sides of the cover body are respectively provided with a guide pipe, the bottom of each guide pipe is provided with a lead wire groove, and the lead wire groove is provided with a lead wire. The lead wire groove corresponds to a gap between the front face cover and the rear face cover in position; a detachable adapter is arranged on the front mask; and a lead guide structure is arranged at the bottom of the guide pipe. The method has the advantages that mounting operation is simple, and construction efficiency can be greatly improved; after the adapter is connected with the insulating rod, a relatively far space distance can be kept between a worker and an electrified part in an installation process, so that the risk of electric shock is reduced; after the shielding cover is installed, the position is stable, hole positions and gaps are small, and compared with a traditional insulation blanket, the shielding cover is better in protection performance and longer in service life.
Owner:SHENZHEN VOLT AMPERE INNOVATION TECH CO LTD
Positioning system of slag ladle automatic transportation flat car
ActiveCN222461681USolve application problemsfast transmissionProgramme controlComputer controlData displayTransceiver
The utility model discloses a slag ladle automatic transportation flat car positioning system which comprises an MCU microprocessor, a laser range finder, a data collector, a driver, a data display and a data transceiver. The MCU microprocessor is used for preprocessing detection data, analyzing to obtain position information of the flat car and controlling the data collector, the output controller, the data display and the data transceiver; the MCU microprocessor performs SPI communication with the data acquisition unit through an I / O port, communicates with the data processing and analyzing device through the I / O port, performs one-way control with the output controller through the I / O port, performs one-way communication with the data display through the I / O port, and performs two-way communication with the data transceiver through the I / O port; the analog signal output end of the laser range finder is connected with the input end of the data collector, and the laser range finder is used for detecting the real-time distance of the slag ladle automatic transportation flat car and converting distance information into linear analog voltage signals to be output.
Owner:JINCHUAN GROUP DIGITAL INTELLIGENCE TECHNOLOGY CO LTD +1
Elevator door hanging plate with noise reduction function
The elevator door hanging plate with the noise reduction function comprises an elevator door hanging plate body and two hanging plate idler wheels, the hanging plate idler wheels are rotationally connected to one side of the elevator door hanging plate body through rotating shafts, and a noise reduction mechanism is arranged on one side of the elevator door hanging plate body and can absorb noise generated when the hanging plate idler wheels make contact with a guide rail. The utility model relates to the technical field of elevator door hanging plates. According to the elevator door hanging plate with the noise reduction function, due to the fact that the noise reduction mechanism is arranged, the guide rails and the hanging plate rollers can be wrapped through the two isolation covers, when the hanging plate rollers roll to make contact with the guide rails to generate noise diffusion, noise waves can enter the sound insulation cotton blocks, and the noise reduction effect is achieved; meanwhile, the noise reduction grooves are formed in the sound insulation cotton strips, the noise adsorption area can be increased, the sound insulation cotton strips can repeatedly refract noise sound waves, the transmission distance of the noise sound waves is longer, and then the noise reduction effect is achieved.
Owner:SPATIOTEMPORAL INTELLIGENT TECH (NINGBO) CO LTD
High-speed cable assembly and server
ActiveCN222483892UEliminate jitterlong distanceDigital data processing detailsCoupling device detailsHemt circuitsElectrical connection
The utility model provides a high-speed cable assembly and a server. The high-speed cable assembly comprises a cable piece and a connecting plug, the connecting plug comprises an AEC circuit board, the AEC circuit board comprises a board main body and a Retimer chip, a welding position is arranged on the surface of the board main body, one end of the cable piece is welded to the welding position, the Retimer chip is arranged on the board main body and electrically connected with the welding position, and the connecting plug is electrically connected with the Retimer chip. And a CDR circuit is arranged in the Regimer chip. According to the utility model, the Retimer chip is additionally arranged in the board main body, the CDR circuit is arranged in the Retimer chip, the CDR circuit can convert a digital signal and an analog signal, when an external analog signal enters the CDR circuit, the analog signal is restored to the digital signal and then changed into the analog signal again to be sent out, that is, a signal arrangement process is added to the Retimer chip, the jitter of the signal is eliminated, and the reliability of the signal processing is improved. And thus, the signal transmission distance is relatively long.
Owner:RESERCH ON ELECTRICAL APPLIANCES OF SHANGHAI ASTRONAUTICS CO LTD
Laser lighting device
ActiveCN113405043BReduce loss valuetransmission farMechanical apparatusFibre light guidesFluorescenceLight excitation
The present invention belongs to the field of lighting technology, and specifically discloses a laser lighting device, including a power supply, a photoelectric conversion module, an optical fiber group, and a laser excitation device; the photoelectric conversion module converts current into laser; the optical fiber group is a transmission component, and the output end of the optical fiber group is provided with an optical fiber connection terminal, through which the laser is transmitted to the laser excitation device; the laser excitation device includes a nut, a laser excitation device firmware, a diffusion lens, a lens pressure ring, a fluorescent cap, and a fluorescent cap pressure ring; the laser enters the inner cavity of the laser excitation device firmware, and after being converted by the diffusion lens, it irradiates the fluorescent cap and excites white light. The laser lighting device of the present invention has the advantages of high light output efficiency, long service life, and high safety.
Owner:CHONGQING YUNCHUANG JIANGLAI PHOTOELECTRIC TECH CO LTD
Free liquid level type electrostatic spinning device
ActiveCN119433728Aavoid interferenceGuaranteed moldingFilament/thread formingTextile/flexible product manufactureVoltage generatorFiber
The invention relates to a free liquid level type electrostatic spinning device which comprises a high-voltage generator, two supporting frames, a liquid dropping platform, a plurality of sets of jet flow generating devices, a collecting plate and a liquid supply device. The two support frames are symmetrically fixed on the high-voltage generator; the liquid dropping platform is slidably installed between the two supporting frames, and a plurality of grooves are formed in the top face of the liquid dropping platform. The multiple sets of jet flow generating devices are arranged between the two supporting frames and correspond to the multiple grooves. The collecting plate is arranged right above the plurality of groups of jet flow generating devices; and the liquid supply device is connected with the liquid inlet pipeline. The spinning solution drips from the liquid outlet pipeline and then falls onto the metal wires to form a free liquid level, large-range nano-micron fibers are generated and deposited on the collecting plate under the action of an electric field between the metal wires and the collecting plate, the wire output amount is large, the production efficiency is high, the metal wires can be kept far away from one another, the interference effect of the electric field is avoided, and the production efficiency is improved. And the fiber forming and spinning stability is ensured.
Owner:DONGHUA UNIV