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57results about How to "Guaranteed connectivity" patented technology
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Novel automatic workpiece pressure detection device
ActiveCN224176248UGuaranteed connectivityAchieve positioningMaterial strength using tensile/compressive forcesStress sensorsPressure detection
The utility model discloses a novel workpiece automatic detection pressure device. The novel workpiece automatic detection pressure device comprises a base, a pressing block, a pressure sensor and a vacuum adsorption assembly. In the application, the driving piece drives the transmission rod to rotate, the transmission rod provides pushing force for the moving seat through screwing with the inner surface wall of the moving seat, the moving seat drives the vacuum suction cup to longitudinally move along the polished rod until the vacuum suction cup moves to a proper longitudinal position, and the corrugated pipe synchronously stretches out and draws back in the process; the workpiece is placed on the base and above the vacuum chuck, the vacuum generator works, the vacuum chuck performs negative pressure adsorption on the workpiece to position the workpiece, finally, the pushing piece pushes the bracket, and the pressure sensor is matched with the pressing block to perform pressure detection on the workpiece. The vacuum suction mode is not affected by the outer contour of the workpiece, the longitudinal position of the vacuum suction cup can be adjusted, and different positioning requirements can be met.
Owner:PINZHAN INTELLIGENT EQUIP (JIANGSU) CO LTD
Pressure control device, method and system for coexistence of different types of full containment tanks
ActiveCN120120484BGuaranteed connectivitycause safety hazardVessel mounting detailsNon-pressured vesselsControl valvesControl theory
This invention discloses a pressure control device, method, and system for the coexistence of different types of full-containment tanks. It includes: multiple full-containment tanks, each equipped with a first pressure sensor, and each full-containment tank connected to an input pipe via a valve group; each full-containment tank is connected to a flare and an output pipe, with a first control valve between the flare and the full-containment tank; the first control valve and valve group of each full-containment tank are respectively connected to a controller, which controls the opening and closing of the first control valve and valve group; two full-containment tanks with different design pressures share a single output pipe, and a pressure protection system is installed on the output pipe between the two full-containment tanks. The pressure protection system includes at least one first shut-off valve and a second pressure sensor connected to the controller; in response to a trigger signal from the second pressure sensor, the controller controls the opening and closing of the first shut-off valve. This allows for the simultaneous operation of full-containment tanks with different design pressures while ensuring the safe and stable operation of the station.
Owner:CHINA NAT PETROLEUM CORP +1
Biopsy needle inner and outer knife matching structure
ActiveCN224056018UMaximize collection spaceImprove sampling effectSurgical needlesTrocarMedicineBiopsy needles
The utility model relates to a matching structure of an inner knife and an outer knife of a biopsy needle. The matching structure comprises an inner knife tube and an outer needle tube sleeved outside the inner knife tube, an expansion pipe section capable of containing more collected tissues is arranged on the front side of the inner knife pipe, and the lower peripheral side pipe wall, corresponding to the pipe section, of the tissue suction inlet expands outwards to form an expansion groove structure; a fluid conveying channel is formed between the expansion groove structure and the outer wall of the expansion pipe section; the rear section of the inner knife tube is in clearance fit with the rear section of the outer needle tube to form an annular conveying cavity communicated with the fluid conveying channel. According to the utility model, the expansion tube section of the inner knife tube is matched with the expansion groove structure of the outer needle tube, so that the sample collection space of the inner knife tube is maximized, and the sampling effect is improved; while the outer wall surface of the expansion tube section is tightly attached to the inner wall surface of the outer needle tube, the gap is minimized, meanwhile, the expansion groove structure of the outer needle tube can be communicated with the annular conveying cavity, fluid communication is ensured, and cutter blockage caused by the fact that fluid cannot be communicated after tissue cutting is completed is avoided.
Owner:SURGAID MEDICAL XIAMEN CO LTD
Message processing method, device and equipment, and storage medium
The present disclosure provides a message processing method and device, equipment and storage medium, comprising: in response to receiving a to-be-processed message, extracting quintuple information from the to-be-processed message; matching the quintuple information with the index key of the session table to determine the type of the to-be-processed message, wherein the index key of the session table is constructed based on the quintuple information of the established session; in response to the type of the to-be-processed message being a first packet, matching the quintuple information with the index key of the association mapping table to determine whether the to-be-processed message is an associated session of the main session, wherein the index key of the association mapping table is constructed based on the IP address and port information obtained by parsing the application layer of the control channel message of the multi-channel protocol, and the main session is the session of the control channel; in response to the to-be-processed message being an associated session of the main session, performing forwarding processing on the to-be-processed message.
Owner:DAWNING NETWORK TECH CO LTD
Commercial vehicle reversing rear blind area warning light projection device
This utility model discloses a rear blind spot warning light projection device for commercial vehicles, relating to the field of warning light technology. It includes a light projection head, with a connecting base installed at one end and a controller installed on one side of the connecting base. A light emission port is embedded in the outer wall of the light projection head, and a fixing block is fixedly connected to the outer wall of the other end of the light projection head. A millimeter-wave radar is embedded in the outer wall of the fixing block. This utility model uses the light emission port on the outer wall of the light projection head to project warning light signals onto the ground to form a regular and clear warning pattern, directly prompting surrounding traffic participants to avoid the area. In conjunction with a motor driving a drive gear to rotate, and through meshing with a driven gear, the mounting block and the light projection head connected to it achieve angle adjustment. This allows the utility model to dynamically adjust the projection angle according to the vehicle's reversing direction or vehicle length, ensuring that the warning area always covers the actual blind spot and improving the warning effect.
Owner:SHANGHAI HUALIN TECHNOLOGY CO LTD
Fault isolation method and apparatus, switch and storage medium
Embodiments of the present application disclose a fault isolation method and device, a switch and a storage medium. The method can be applied to a switch, the switch comprising a CPU and a FPGA, the CPU and the FPGA being in communication connection with a timer; the fault isolation method comprising: sending a signal to the timer by the CPU, and determining whether the switch has a fault according to detected state information of the timer; in the case that it is determined that the CPU has a fault, sending a signal to the timer by the FPGA, and clearing a target configuration of the switch according to a preset protocol file, so that the network connectivity can be ensured and the fault site can be isolated when the CPU in the switch has a fault.
Owner:北京东土军悦科技有限公司
A working condition simulation test device for a power module
The application relates to the technical field of power electronic equipment testing, and discloses a working condition simulation testing device for a power module, which comprises a wind guide structure, a positioning and bearing structure, a fan module, an electrical interface module and a control module. The power module is detachably installed through the positioning structure, so that the heat dissipation air duct of the power module is accurately connected with the air duct of the device; the fan module drives air flow under the adjustment of the control module to simulate heat dissipation conditions; the electrical interface module quickly builds a complete power testing link; and the transformer can be integrated to realize synchronous heat dissipation. The utility model overcomes the defect that the working condition simulation of the existing testing means is not real, provides a highly integrated, parameter-adjustable and convenient-to-operate testing platform, and significantly improves the accuracy and efficiency of power module temperature rise and aging testing.
Owner:HAINAN JINPAN INTELLIGENCE TECH CO LTD
Integrated base station
The utility model relates to an integrated base station, it includes single board computer and software defined radio board. Among them, single board computer includes: power module, communication interface, first data processing unit, first data processing unit is configured for to signal baseband processing, and first heat dissipation module, first heat dissipation module with power module and / or first data processing unit heat connection. Software defined radio board with single board computer is connected through PCIE bus communication, and it includes: second heat dissipation module, second data processing unit, power amplifier module and radiating module, wherein, second heat dissipation module with second data processing unit and / or power amplifier module heat connection.
Owner:PROSE TECH CO LTD
Connected terrain generation method and device, electronic equipment and storage medium
ActiveCN121810866AGuaranteed connectivityImprove production efficiencyImage analysis2D-image generationComputational scienceGraphics
The invention provides a connected terrain generation method and device, electronic equipment and a storage medium, and relates to the technical field of computer graphics, and the method provides a basis for the subsequent generation of a connected terrain by defining the adjacency relationship and the connection relationship between blocks, thoroughly distinguishing the adjacency relationship and the connection relationship, and introducing the connection relationship. According to the method, an improved wave function collapse algorithm is introduced, limitation adjacent to a connected area is added when a collapse object is selected in the improved wave function collapse algorithm, and limitation capable of being communicated with at least one boundary image block in the connected area is added when a determined state of the collapse object is selected; according to the method, the adjacency relation and the connectivity relation can serve as constraint conditions at the same time in the generation process, generation of non-connected areas is fundamentally prevented, the connected areas are continuously expanded to cover the whole terrain grid along with generation steps, and then the connected terrain is obtained.
Owner:TSINGHUA SHENZHEN INTERNATIONAL GRADUATE SCHOOL
Rear-embedded ventilation structure for aeration behind gate
ActiveCN224119516UGuaranteed connectivityplay a role in reducing corrosionBarrages/weirsDoor thresholdMechanical engineering
The utility model discloses a rear embedded ventilation structure for aeration behind a gate, which comprises a gate chamber, a bottom plate of the gate chamber is divided into a doorsill front bottom plate and a doorsill rear bottom plate, the doorsill front bottom plate is horizontally arranged, the doorsill rear bottom plate is lower than the doorsill front bottom plate, and an aeration groove is arranged on the doorsill rear bottom plate; an air mixing pipe is vertically arranged in the side wall of the lock chamber, a bottom port of the air mixing pipe extends into the air mixing groove, and a top port of the air mixing pipe extends into the lock chamber and is higher than the highest drainage water surface line; a breather pipe is arranged in the rear wall of the lock chamber, a bottom port of the breather pipe is arranged to be higher than the highest drainage water surface line, and a top port of the breather pipe extends upwards to the position above the free water surface of the lock top. The device is simple in structure, convenient to construct, low in cost, good in operation effect and capable of conducting aeration protection on the bottom plate of the lock chamber and the lower portion of the side wall, so that the corrosion reducing and resisting effects on the concrete side wall are achieved, and engineering safety is guaranteed.
Owner:河南省水利勘测设计研究有限公司
Differential information forwarding method, forwarding device and unmanned aerial vehicle
PendingCN122137818ARealize broadcastExpand the scope of services
This invention discloses a differential information forwarding method, comprising the following steps: S1, setting parameters; S2, receiving differential information to be forwarded from a host computer; S3, encoding and transmitting the received differential information according to the set parameters; in step S1, the parameters include channel, transmit power, and modulation mode, wherein the modulation mode includes LoRa mode and GFSK mode; when the modulation mode is LoRa mode, two frequency points are set on each channel, with an interval of at least 55MHz between each frequency point, and a differential information signal is transmitted once at each frequency point, with the two frequency points alternately transmitting data frames; when the modulation mode is GFSK mode, three frequency points are set on each channel, with an interval of at least 55MHz between each frequency point, and a differential information signal is transmitted once at each frequency point; this invention employs a dual-frequency or triple-frequency retransmission mechanism, enabling the receiver to avoid interference points as much as possible in the time and frequency domains, greatly improving the data packet transmission success rate and adapting to complex electromagnetic environments.
Owner:WUHAN HUABO COMM CO LTD
compartmented mycelial bridge rootbox
This utility model relates to a partitioned mycelial bridge root box, comprising a main body and a microporous partition inside the main body. The microporous partition divides the main body into a donor chamber, an intermediate mycelial bridge chamber, and a recipient chamber. The microporous partition has pores and is vertically installed inside the main body, isolating the donor chamber from the intermediate mycelial bridge chamber and from the recipient chamber. Rhizosphere dialysis probe channels are provided on the side walls of the donor chamber, the intermediate mycelial bridge chamber, and the recipient chamber. A top cover is provided on the top of the main body, with a gas exchange inlet and a gas exchange outlet. The lower end of the gas exchange inlet is connected to a diffuser. This novel design uses a vertically installed microporous partition to separate the three chambers. The pore size allows mycelia to pass through while blocking roots, ensuring isolation and connectivity. The inlet connects to the diffuser for uniform gas supply, a valve controls the on / off state, and the outlet exhausts air through a guide pipe. A detachable connector facilitates connection to external equipment.
Owner:JIANGXI AGRICULTURAL UNIVERSITY
Adsorbent device
ActiveCN224171646URealize adsorption functionincrease volumeDispersed particle filtrationLarge containersSorbentLiquid tank
The utility model relates to the field of low-temperature liquid tank containers, and discloses an adsorbent device which comprises a round pipe, a support is installed at one end of the round pipe, a connector assembly is installed at the other end of the round pipe, an adsorption chamber is defined by the inner wall of the round pipe, the support and the connector assembly, and the tail end of the connector assembly is connected with a branch pipe. An inner hole is formed in the support in a penetrating mode, the adsorption chamber is communicated with an interlayer between the inner end socket and the outer end socket through the inner hole, the tail end of the branch pipe penetrates through the outer end socket and extends to the outer side, and a foil piece used for sealing the inner hole is arranged in the inner hole. After the interlayer is vacuumized, gas is filled from the outer side end of the branch pipe to break through the foil, so that the adsorption chamber in the circular pipe is communicated with the interlayer, and the gas adsorption function in the interlayer is realized; and the circular pipe can be fixedly attached to the inner sealing head, so that the interlayer space occupied by the device is reduced, the volume of the inner container is effectively increased under the condition that the overall dimension is not changed, and the filling amount of liquid in the tank is increased.
Owner:SUZHOU OXYGENERATOR CO LTD
Multi-function coupling self-driven sewage treatment and heat recovery system
This invention relates to a multi-energy coupled self-driven wastewater treatment and heat recovery synergistic system. It includes a wastewater treatment component, a heat recovery component, and a thermoelectric module. The wastewater treatment component comprises a flocculation chamber, a wastewater treatment chamber, and a flocculated particle collection chamber. The sidewall of the flocculation chamber is equipped with a flexible diaphragm switch driven by fluid pressure difference, enabling adaptive and precise dosing of flocculant. The flocculated particle collection chamber is equipped with a flocculated particle capture plate triggered by particle gravity torque, achieving self-triggered solid-liquid separation. The heat recovery component suspends multiple phase change heat storage rods via elastic ropes. The front end of each phase change heat storage rod has a balance ball controlled by a positive arc temperature-sensing piezoelectric spring signal, which, together with the elastic ropes, excites the phase change heat storage rod to generate multi-degree-of-freedom oscillation, enhancing heat transfer. The phase change heat storage rods have a built-in thermoelectric module that converts the temperature difference energy and expansion mechanical energy of the phase change process into electrical energy, providing self-powered operation for the system. This achieves integrated, low-energy-consumption operation.
Owner:SHAANXI ZHONGWEI ENERGY TECH CO LTD
Rapid cooling device for glass fiber felt curing forming machine
The utility model belongs to the technical field of cooling devices, and particularly relates to a rapid cooling device for a glass fiber felt curing forming machine, which comprises a machine body, the machine body comprises a width adjusting mechanism and a buckling mechanism, one side of the top end of the machine body is fixedly connected with a fixed side plate, and the top of the machine body is slidably connected with two connecting plates. One sides of the two connecting plates are fixedly connected with the same movable side plate; a plurality of main conveying rollers are rotationally connected to one side of the fixed side plate, limiting blocks are slidably connected to the inner walls of the main conveying rollers, connecting rods are fixedly connected to one sides of the limiting blocks, and one ends of the connecting rods penetrate through the inner walls of the main conveying rollers and are fixedly connected with driven rollers; in the using process, the width of the machine body can be flexibly adjusted according to glass fiber felts of different specifications through the width adjusting mechanism, the movable side plates, the telescopic rods, the plug pins and other components, the universality and applicability of equipment are improved, various production requirements can be met, and the cost of replacing the equipment due to the change of the product specification is reduced.
Owner:LINTEX FIBER GLASS (CHANGZHOU) CO LTD
Multi-target detection method
ActiveCN122066967AEnsure alarms are strictly limitedGuaranteed connectivityCharacter and pattern recognitionBiological modelsEngineeringLow contrast
The invention relates to a multi-target detection method, which comprises the following steps of: based on multidirectional anisotropic filtering, effectively decoupling track main body texture and environmental background noise, and remarkably improving the feature expression capability and the signal-to-noise ratio in a low-contrast and complex texture environment; the fracture area of the track caused under the severe working conditions of partial shielding, light reflection and the like is positioned and repaired, and the connectivity and integrity of the output track on the topological level are guaranteed; by constructing a feasible region mask surrounding an orbit, spatial semantic ambiguity caused by a monocular vision perspective effect is eliminated, it is ensured that foreign matter alarm is strictly limited in a physical dangerous region, and the false alarm rate is greatly reduced. Through simultaneous extraction of the railway track topological structure and troubleshooting of the foreign matter risk in the track area, the detection precision under the complex working condition is significantly improved.
Owner:QINGDAO UNIV OF TECH +3
Open space personnel management method based on unmanned aerial vehicle vision
PendingCN121962990AGuaranteed connectivityRealize a reasonable distributionImage analysisBiological modelsMulti target trackingUncrewed vehicle
The invention discloses an open space personnel management method based on unmanned aerial vehicle vision, and relates to the technical field of image monitoring. Comprising the following steps: step 1, generating a current frame fusion detection result of each unmanned aerial vehicle based on multi-unmanned aerial vehicle cooperative sensing of a self-organizing Mesh network; 2, multi-person continuous tracking based on a space-time association diagram is carried out, each unmanned aerial vehicle constructs the space-time association diagram according to a current frame fusion detection result and a previous frame fusion detection result, and a current frame tracking result is generated; and step 3, multi-scale personnel counting and area management based on a Gaussian Laplacian pyramid, wherein each unmanned aerial vehicle gathers statistical data and alarm information through a self-organizing Mesh network and transmits the statistical data and the alarm information to a ground management and control platform. The problems that in the prior art, the coverage range of a single unmanned aerial vehicle is limited, the accuracy of multi-target tracking is insufficient in sheltering and appearance similar scenes, a single-scale detection method is poor in adaptability to personnel target size changes, and a counting result verification mechanism is lacked are solved.
Owner:GARZE TIBETAN AUTONOMOUS PREFECTURE PUBLIC SECURITY BUREAU +1
A new energy automobile motor control driver special tin paste
ActiveCN117139921BImprove conductivityGuaranteed connectivityWelding/cutting media/materialsSoldering mediaButanedioic acidMetallurgy
The application discloses a special tin paste for new energy automobile motor control driver, which comprises solder alloy powder, flux and conductive agent, wherein the flux comprises the following components in the following proportions by weight: 10-15 parts of ammonium chloride, 20-30 parts of synthetic rosin, 5-10 parts of diethylamine hydrochloride, 2-4 parts of succinic acid, 1-2 parts of triol amine, 20-25 parts of ethyl acetate, 10-13 parts of ethylene glycol monoethyl ether, 2-4 parts of long-chain aliphatic hydrocarbon and 3-5 parts of rosin glyceride. The conductive agent is added to the flux, so that the flux has the characteristics of high conductivity and structural stability, the tin paste has good conductivity, the response speed is improved, the high-temperature-resistant adhesive is added to the flux, the tin paste still has good shear resistance in a high-temperature environment, the performance of the tin paste is improved, the tin paste can be used in different high-temperature environments, and the tin paste has good high-temperature resistance and good shear resistance.
Owner:SUZHOU NOVODA ELECTRONIC MATERIALS CO LTD
Bulkhead structure and ship
ActiveCN118877113BAvoid injuries such as collisionsimprove securityHull interior subdivisionHull decksPressure balanceCompartment (ship)
This invention belongs to the field of marine technology and discloses a bulwark structure and a ship. The bulwark structure is connected to the deck body and includes a bulwark body and an air pipe. The bulwark body is connected to the deck body and encloses the deck body to form a first compartment. The air pipe includes a pipe body and a pipe head. The pipe body is located in the first compartment, and the pipe head is located above the first compartment. Thus, placing the pipe body in the first compartment saves space above the deck body, improves the utilization rate of the deck body, and reduces design and layout costs. At the same time, the first compartment also protects the pipe body, preventing it from being exposed to the outside of the deck body and suffering damage from impacts. While ensuring air communication and pressure balance between the inside and outside of the compartment, it also improves the safety performance of the pipe body and extends its service life.
Owner:CSSC HUANGPU WENCHONG SHIPBUILDING CO LTD
A quick-freezing device
ActiveCN224635695URealize quick freezing operationstable generation
This application relates to the field of quick-freezing technology, and more particularly to a quick-freezing device for quickly freezing items. The quick-freezing device includes a base, an evaporation assembly fitted onto the base, an air duct assembly connected to the evaporation assembly, a detachable storage assembly, and an outer cover surrounding the base and the air duct assembly. In use, the user can place the food items to be quick-frozen into the detachable storage assembly (which is in a disassembled state), then install the detachable storage assembly into the quick-freezing device and perform the quick-freezing operation on the items placed inside. This detachable design makes the quick-freezing process safer.
Owner:AIRMATE ELECTRICAL (SHEN ZHEN) CO LTD
Industrial Internet of Things communication gateway
ActiveCN224192005Uavoid cloggingGuaranteed connectivityCouplings bases/casesNetwork connectionsForeign matterComputer network
The utility model relates to the field of communication gateways, and discloses an industrial internet of things communication gateway, which comprises an industrial internet of things communication gateway base, an industrial internet of things communication gateway shell and a communication gateway control module, the industrial Internet of Things communication gateway base and the industrial Internet of Things communication gateway shell are provided with dismounting and mounting protection mechanisms. The dismounting and mounting protection mechanism comprises a T-shaped block, a protection frame, a protection plate, a baffle, a reinforcing frame, a positioning frame, an abutting screw rod and an abutting disc. The T-shaped block is fixedly connected with the industrial Internet of Things communication gateway shell, the T-shaped block and the industrial Internet of Things communication gateway base are clamped, and the protection plate and the protection frame are clamped. Compared with the prior art, the utility model has the following advantages and effects: the gateway interface which is not used can be shielded and protected, dust, foreign matters and the like are effectively prevented from entering the interface, the whole body is convenient to disassemble and assemble, and the later maintenance is relatively convenient.
Owner:NANJING BYTE DATA TECH CO LTD
A dental irrigator with a water pump
ActiveCN224282921USuppress dynamic shockImprove water storageMachines/enginesRotary/oscillating piston pump componentsGear pumpElectric machinery
This utility model relates to a water pump for a dental irrigator, comprising a pump housing; a drive motor is fixedly installed inside the pump housing, and a transmission gear is fixedly installed at the output end of the drive motor; a circular rotating plate is provided inside the pump housing, and the circular rotating plate has end face teeth; a base is provided on the circular rotating plate, and a working contour surface is provided on the base; a pump body is also provided inside the pump housing, and a drive rod is provided on the pump body; the working contour surface is composed of one or more adjacent and connected arc-shaped contour surfaces; the drive rod forms surface contact or line contact with the arc-shaped contour surface; the arc-shaped contour surface includes a return arc-shaped surface, a first stop arc-shaped surface, a lift arc-shaped surface, and a second stop arc-shaped surface; the return arc-shaped surface and the lift arc-shaped surface are eccentrically positioned with respect to the circular rotating plate; the two sides of the second stop arc-shaped surface are respectively connected to the lift arc-shaped surface and the lift arc-shaped surface, or the two sides of the second stop arc-shaped surface are respectively connected to the lift arc-shaped surface and the return arc-shaped surface on the adjacent arc-shaped contour surface. This utility model has an ingenious structure and is convenient and practical.
Owner:JIANGSU GIAN POWER SYSTEM CO LTD
RRT path planning method and device based on police-thief mechanism and discrete SAC and medium
PendingCN121855538AImplement dynamic pruningGuaranteed connectivityNavigational calculation instrumentsPathPingDecision networks
The invention discloses an RRT path planning method and device based on a police-thief mechanism and discrete SAC, and a medium. The method comprises the following steps: initializing a fast random tree structure and node attributes; establishing a police-thief node mechanism, realizing node role division and dynamic pruning, and performing bridging optimization on nodes; a reinforcement learning decision network based on discrete Soft Actor-Critic is constructed, and joint decision making is carried out on the node expansion direction, the step length and the execution strategy of a police-thief mechanism; and updating reinforcement learning network parameters according to the reward shaping function until the optimal path is converged. The planning efficiency and the path quality are remarkably improved.
Owner:SOUTHEAST UNIV
A municipal engineering sludge treatment device and treatment method
ActiveCN119638150BAvoid affecting the ecological environmentsmooth entrySludge treatmentSludgeWater resources
The application belongs to the technical field of municipal engineering, and particularly relates to a sludge treatment device and method for municipal engineering, which comprises a sludge treatment box, a first purification cavity and a second purification cavity are arranged on the inner side of the sludge treatment box, the first purification cavity and the second purification cavity are communicated, an equipment cavity is arranged on the top of the inner side of the sludge treatment box, a deodorizer and a reagent cylinder are fixedly arranged on the inner side of the equipment cavity, a purple light lamp is arranged on the top of the inner side of the second purification cavity, a plurality of first electric guide rails are arranged on the inner side of the second purification cavity, a first sliding seat is slidably arranged on the first electric guide rail, and a first loading plate is fixedly installed on the first sliding seat. In the sludge cleaning process in the urban pipe network, the sludge is separated into solid and liquid on site, the purified water is used as recycled water, and the water resource can be recycled, so that the sewage in the sludge does not affect the ecological environment.
Owner:ZHEJIANG QIANZHOU CONSTRUCTION GROUP CO LTD
Control valve and thermal management system
The application relates to a control valve and a thermal management system, the valve body is provided with 4n communication positions of communication valve cavities along a preset circumferential direction, the corresponding central angles of each communication position are equal to 90 DEG / n, a part of two adjacent communication positions are connected in communication along the preset circumferential direction to form double-communication connection positions, and the other part of the communication positions are not connected in communication along the preset circumferential direction to form single-communication connection positions which are distributed in pairs. A valve core is rotatably arranged in the valve cavity, the valve core is provided with n penetrating flow channels which penetrate the valve core, each penetrating flow channel has two interval arranged flow channel openings on the side surface of the valve core, each flow channel opening can correspond to one communication position, 2n flow channel openings are distributed on the circumferential side of the valve core along the preset circumferential direction, adjacent flow channel openings are equidistantly distributed along the preset circumferential direction, and the corresponding central angles of each flow channel opening are equal to 90 DEG / n. The control valve and the thermal management system provided by the application solve the problem of a large amount of redundant design of an integrated control valve.
Owner:ZHEJIANG YINLUN MACHINERY
A method for preparing conductive ceramics, the resulting product, and its applications.
ActiveCN121573968Bincrease consumptionImprove recycling efficiencyPolyvinyl alcoholElectromagnetic shielding
This invention discloses a method for preparing conductive ceramics, the resulting products, and their applications. The invention uses alumina powder, coal gangue powder, fly ash powder, and organic carbon source as matrix raw materials, and polyvinyl alcohol as a binder, employing a rapid hot-pressing, high-temperature sintering, carbothermal reduction process to prepare conductive ceramics. This invention features a simple process, low cost, low energy consumption, high production efficiency, and good environmental performance, making it easy for industrial production. The resulting conductive ceramics exhibit high mechanical properties, good conductivity, and low resistance, making them a preferred material for indoor heaters, electromagnetic shielding devices, high-temperature sensors, aerospace thermal protection systems, and aero-engine applications.
Owner:UNIV OF JINAN
A method for optimizing a path of a UAV based on deep reinforcement learning, a storage medium and an apparatus
ActiveCN116257089BGuaranteed connectivityAvoid weak coverage areasInternal combustion piston enginesVehicle position/course/altitude controlRadio coverageRadio networks
A kind of unmanned aerial vehicle path optimization method based on deep reinforcement learning, storage medium and equipment, comprising S1: establishing the communication model of unmanned aerial vehicle and radio network, including scene model, base station antenna radiation model and signal model, S2: according to the communication model of step S1, the signal interruption probability of unmanned aerial vehicle in different positions is calculated, to build radio coverage probability graph E, S3: considering comprehensively the flight time of unmanned aerial vehicle and the communication coverage probability of different positions, set the optimization target of unmanned aerial vehicle flight path;Based on optimization target, the flight path of unmanned aerial vehicle is optimized using deep reinforcement learning algorithm.The flight path optimization of unmanned aerial vehicle is completed by the above scheme, avoid weak coverage area, to ensure the connectivity between unmanned aerial vehicle and base station;Deep reinforcement learning algorithm is used to improve the utilization rate of important sample, obtain more accurate return value, more effectively optimize the path of unmanned aerial vehicle.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Soluble ball seat sealing structure
ActiveCN224064322UGuaranteed connectivityInsert smoothlyWell/borehole valve arrangementsSealing/packingClassical mechanicsStructural engineering
Owner:JINGJIANG QIANGLIN PETROLEUM DRILLING EQUIP MFG CO LTD
Non-destructive testing method for internal pore volume of graphite components for nuclear reactors
ActiveCN121235998BAchieve high-precision three-dimensional quantificationincrease contrastImage enhancementImage analysisPore distributionNuclear reactor
This application relates to the field of computer industrial vision measurement technology, specifically to a non-destructive testing method for the internal pore volume of graphite components used in nuclear reactors, comprising the following steps: Step 1: Emitting ultrasonic signals to the graphite component, and constructing a pore distribution model of the graphite component based on the attenuation signal of the ultrasonic signal passing through the graphite component. The pore distribution model includes the probability of the presence of pores in each region of the graphite component; Step 2: Acquiring three-dimensional CT scan images of the graphite component, fusing the three-dimensional CT scan images with the pore distribution model to obtain three-dimensional image information, and slicing the three-dimensional image information into several groups of two-dimensional image information; Step 3: Automatically segmenting the two-dimensional image information based on an image segmentation algorithm to generate the probability level of each pixel in the two-dimensional image information belonging to a pore. This method significantly improves the accuracy of non-destructive testing of the internal pore volume of graphite components by combining the advantages of ultrasonic scanning and CT imaging.
Owner:HUAQING NUCLEAR TECH (SUZHOU) CO LTD
Waterway connecting mechanism applied to water dripping bipolar electrocoagulation forceps
The utility model belongs to the technical field of medical apparatus and instruments accessories, especially to a waterway connecting mechanism for bipolar electrocoagulation forceps, the utility model discloses a waterway structure in the prior art is poor in flexibility, and the use scene is limited, provide a waterway connecting mechanism for bipolar electrocoagulation forceps, including water inlet pipeline and water outlet pipeline, still including the connecting seat that has the water passing cavity inside, water inlet pipeline is linked together with water passing cavity, the through hole that is equipped with the through connecting seat is established on the connecting seat, pull rod is threaded through the through hole, and the water outlet pipeline is located in the pull rod, and the pull rod side wall is equipped with the water inlet, and the water passing cavity is linked together with the water outlet pipeline through the water inlet. The pull rod of the utility model is threaded through the connecting seat through the through hole, so that the water passing cavity is in the state of surrounding the pull rod outside, and the water inlet arranged on the side wall is linked together with the water passing cavity, so that the connectivity with the water passing cavity can be guaranteed when the pull rod rotates in the operation process, so that the application range is expanded.
Owner:HANGZHOU KANGJI MEDICAL INSTR