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50results about How to "Reduce the quantity required" patented technology

Large-ridge double-row Chinese cabbage harvesting device

The utility model discloses a large-ridge double-row Chinese cabbage harvesting device, relates to the technical field of crop collection, solves the problems of low harvesting efficiency, time waste and labor waste of Chinese cabbages adopting a large-ridge double-row planting mode, and solves the harvesting problem of the Chinese cabbages adopting the large-ridge double-row planting mode. The unique clamping device can not damage and omit Chinese cabbages, under the condition that the planting distance is very small, it can be guaranteed that the clamped Chinese cabbages do not slide, the phenomenon of incorrect cutting or missing cutting caused by the fact that the Chinese cabbages slide due to stress during root cutting operation is avoided, the Chinese cabbage harvesting quality is guaranteed, root cutting is one of key links of the Chinese cabbage harvester, and the Chinese cabbage harvesting efficiency is greatly improved. The cutting quality directly affects the quality of Chinese cabbages and determines the overall operation effect of the Chinese cabbage harvester. The unique cutting device can ensure that the cutting surface of the disc cutter is always perpendicular to the root of the Chinese cabbage, effective cutting is finally achieved, and low-resistance and high-efficiency root cutting is achieved and plays a crucial role in subsequent links.
Owner:HARBIN CITY ACAD OF AGRI SCI

Energy storage temperature control device and method and energy storage system

The invention discloses an energy storage temperature control device and method and an energy storage system. The energy storage temperature control device comprises a first cooling loop, a second cooling loop, a first connecting pipeline, a second connecting pipeline and a controllable switch. The first cooling loop communicates with the energy storage device and is used for cooling the energy storage device; the second cooling loop is communicated with the energy storage converter and is used for cooling the energy storage converter; the first connecting pipeline is connected between the first cooling loop outlet and the second cooling loop outlet, the second connecting pipeline is connected between the first cooling loop inlet and the second cooling loop inlet, and the controllable switch is arranged on the second connecting pipeline and used for controlling the communication state of the second connecting pipeline. The power consumption of the energy storage temperature control device can be reduced, and meanwhile the occupied area of the energy storage temperature control device can be reduced.
Owner:SHENZHEN KSTAR SCI & TECH

UT flaw detection automatic detection equipment

The invention relates to the technical field of UT flaw detection automatic detection equipment, and discloses UT flaw detection automatic detection equipment which comprises a mounting base, a probe quick-changing table is arranged at the top end of the mounting base, a quick-changing disc tool disc assembly is arranged on the probe quick-changing table, and a rotary table assembly is arranged on the side edge of the probe quick-changing table. A robot support is arranged on the side edge of the rotary table assembly, a collaborative robot is installed at the top end of the robot support, and a quick-change disc main disc assembly is arranged at the end of the collaborative robot. By arranging the probe quick-change table, the quick-change disc tool disc assembly, the rotary table assembly, the collaborative robot and the quick-change disc main disc assembly at the top of the mounting base, manual detection can be replaced by using an automatic device, the requirement for the number of certificate holding operators is reduced, meanwhile, the influence of human factors on a detection result can be avoided, and the detection efficiency is improved. The accuracy and credibility of a detection result are improved, and automation of UT detection is realized.
Owner:JIANGSU FUJIE HIGH-END EQUIP MFG (GRP) CO LTD

Lightweight double-dynamic vehicle detection and classification method and system in complex road environment

The invention relates to the technical field of target detection and tracking, and provides a lightweight dual-dynamic vehicle detection and classification method and system in a complex road environment, and the method comprises the steps: carrying out the preprocessing of a vehicle image through an image collection module, and constructing a target data set; inputting the new vehicle image into a vehicle detection classification model for analysis so as to automatically output the type and position information of the vehicle; wherein the vehicle detection classification model comprises a trunk feature extractor, a multi-scale adaptive feature fusion device and a classification locator; the trunk feature extractor extracts multiple pieces of feature layer information from the vehicle image; and the multi-scale adaptive feature fusion device extracts and fuses the information of a plurality of feature maps and automatically outputs the category and position information of the vehicle through the classification locator. Compared with an existing advanced deep learning vehicle detection algorithm, the method has the advantages that the parameter quantity and the calculated quantity are smaller, the detection precision is higher, and the light-weight vehicle detection problem under the complex road background can be solved.
Owner:SHANGHAI LINGANG JINGHONG SECURITY TECH DEV CO LTD

Automobile side airbag automatic winding and taping device and winding and taping method

This invention provides an automatic winding and tape-applying device and method for automotive side curtain airbags. The device includes a loading table, an airbag winding mechanism for winding the airbags, an airbag folding mechanism for folding the airbags, and a tape-applying mechanism for applying tape to the airbags. This device can quickly fold, wind, and apply tape to the loaded airbags. The device automates the winding and tape-applying processes, requiring only loading and unloading personnel, significantly reducing workload and worker requirements, thus improving product quality stability.
Owner:SUZHOU IND PARK GAGB MANDE CO LTD

Intelligent glasses

The utility model discloses a pair of intelligent glasses. The pair of intelligent glasses comprises an optical waveguide sheet, wherein two opposite end parts of the optical waveguide sheet along a first direction are provided with a first coupling-in and coupling-out area and a second coupling-in and coupling-out area; the first light conversion assembly is arranged opposite to the first coupling-in and coupling-out area, the second light conversion assembly is arranged opposite to the second coupling-in and coupling-out area, the first light conversion assembly comprises a first light machine and a first photoelectric conversion module, and the second light conversion assembly comprises a second light machine and a second photoelectric conversion module; the second optical conversion assembly comprises a second optical machine and a second photoelectric conversion module which are in communication connection with each other, and the first photoelectric conversion module and the second photoelectric conversion module can convert communication electric signals and communication optical signals mutually and are in communication connection with each other in a communication optical signal mode through an optical waveguide sheet; a first glasses leg and a second glasses leg; the first controller is arranged in the first glasses leg. According to the intelligent glasses, the light weight of the intelligent glasses can be further realized.
Owner:ZHUHAI MOJIE TECH CO LTD

Spectral measurement beam combining device

The invention relates to the technical field of spectral measurement, in particular to a spectral measurement beam combining device which comprises an input optical cable, a light gathering unit and an output optical cable which are sequentially arranged in the light path propagation direction. The N input optical cables are connected with the N lasers in a one-to-one correspondence manner; emergent ends of the N input optical cables are arranged in parallel so as to transmit laser emitted by the N lasers to the condensation unit in parallel; the light condensing unit converges N beams of parallel laser on an incident light path into one beam of light on an emergent light path; the output optical cable transmits a beam of light converged by the light condensing unit to the spectrograph; n is an integer greater than or equal to 1. According to the invention, the N laser beams emitted by the N lasers can be converged into one beam of light and then transmitted to the spectrograph, so that the N lasers share one spectrograph to carry out spectral measurement, the number of required spectrographs can be reduced, and the equipment purchase and maintenance cost is saved.
Owner:SICHUAN CREATION LASER TECH CO LTD

Near-field speckle scanning phase contrast imaging method and system based on DIC

The present invention provides a near-field speckle scanning phase contrast imaging method and system based on DIC, including an image acquisition step: using a speckle scanning phase contrast imaging experimental system to acquire a speckle image and a speckle sample image; the speckle scanning phase contrast imaging experimental system includes a ray source, a speckle generator, a sample, a turntable and a detector; an image processing step: using a unified modulation mode analysis to process the speckle image and the speckle sample image, and outputting the processed image. Under the premise of ensuring that the sample structure information can be effectively extracted, the present invention uses a post-processing step combined with DIC to replace the step of the sample constantly entering and exiting the optical path during the experiment, thereby reducing the requirements of the experimental system on hardware facilities, shortening the experimental time, and enhancing the feasibility of the experiment.
Owner:UNIV OF SCI & TECH OF CHINA

Output pole base, battery module and solid-state battery pack

The utility model provides a kind of output pole base, battery module and solid-state battery package, it is related to battery technical field.The base includes base body, connecting column, first protective plate and second protective plate;The bottom end of base body is connected with connecting column;The top end of base body is connected with first protective plate, and base body is equipped with first installation area and second installation area respectively located in the two sides of first protective plate;Second protective plate is equipped in the top end of base body, and second protective plate is set corresponding to first installation area, and it is located in the end of base body close to battery module interior, and second protective plate is connected with first protective plate;First installation area is used to arrange the output pole piece of battery module, and second installation area is used to arrange the low-voltage connector of battery module.The utility model can reduce the base quantity requirement when output pole piece and low-voltage connector are arranged, can take into account the installation convenience and lightweight demand when output pole piece and low-voltage connector are arranged, and can achieve better high-pressure safety.
Owner:GEELY AUTOMOBILE INST (NINGBO) CO LTD +1

Domain adaptive method, domain adaptive component, electronic equipment and readable medium

The invention provides a field self-adaption method, a field self-adaption assembly, electronic equipment and a readable medium, and belongs to the technical field of computers. The method may be applied to a pre-trained initial model obtained by training on a first sample derived from a synthetic domain. Obtaining a first feature extracted from a second sample by a first feature extraction module in the initial model, wherein the second sample is derived from a natural domain and a synthetic domain; the source domain of the second sample can be judged according to the first feature, the antagonism loss absolute value of the first feature is determined based on the source domain, and the first feature extraction module is updated through gradient inversion in the reverse process with the purpose of maximizing the antagonism loss absolute value. On the basis, the method can realize the domain self-adaption of feature extraction, reduces the requirements on the number of natural domain samples and feature tags, can flexibly cope with the domain self-adaption requirements of a complex model, and can be flexibly applied in a plug-and-play mode.
Owner:CHINA TELECOM CORP LTD TECHNOLOGY INNOVATION CENTER +1

Novel electric power energy storage device

The invention discloses a novel electric power energy storage device which comprises a main box body, an auxiliary box body, a lifting mechanism, guide mechanisms and an air exchange groove, the top end of the main box body penetrates through the main box body, the auxiliary box body is contained in an inner cavity of the main box body, the lifting mechanism is jointly installed between the main box body and the auxiliary box body, and the guide mechanisms are installed on the left portion and the right portion of the main box body respectively. The left portion and the right portion of the auxiliary box body are each provided with a ventilation groove in a penetrating mode, lower supporting plates are hinged to the left lower portion and the right lower portion of the auxiliary box body, and upper supporting plates are hinged to the upper portions of the two lower supporting plates. Lifting of the auxiliary box body and the storage battery can be controlled through the lifting mechanism, so that the height of the storage battery relative to the outside is changed, and when the electric bicycle wades into water, the risk of circuit faults caused by water inflow can be reduced by increasing the height of the storage battery. And the overall vehicle width can be increased through the unfolded upper supporting plate and the unfolded lower supporting plate, so that the parking interval between the vehicles can be increased, and the vehicles can enter and exit conveniently.
Owner:ZAOZHUANG LUYUAN ELECTRICAL APPLIANCE EQUIP CO LTD

Energy management device and energy management system

PendingCN122318131AReduce the quantity requiredAlleviate quantity pressureEnergy management systemEmbedded system
This disclosure provides an energy management device and an energy management system, relating to the field of power electronics technology. In this energy management device, a control board and function boards are respectively connected to corresponding connectors on a backplane. A communication processing module is provided on the backplane. The first sub-ports of the control board and the first sub-ports of the function boards are respectively connected to the communication processing module via corresponding adapter hardwired links. This allows the control board and each function board to exchange at least protection signals and control command signals through the adapter function of the communication processing module. Furthermore, the control board can monitor at least one power unit through the function boards. In this disclosure, communication between the function boards and the control board is no longer limited by the number of connection lines between them, thereby reducing the requirement for the number of I / O ports on the control board and the corresponding connectors on the backplane, alleviating the pressure on the number of I / O ports.
Owner:SUNGROW POWER SUPPLY CO LTD

Supporting structure for construction of tower column under large dip angle and construction method of supporting structure

The invention discloses a supporting structure for large-dip-angle lower tower column construction and a construction method thereof, and relates to the technical field of constructional engineering.The supporting structure comprises a pier base, a first support and a second support are connected to the two sides of the top of the pier base, a grommet is fixed to the interior of the first support, and a transverse pulling steel cable is connected to one side of the grommet; the middle of the top of the pier base is connected with a steel frame beam through steel frame columns. Through the arrangement of the first support, the second support, the grommet and the transverse pulling steel cable, a worker places the first support and the second support on the pier base through a tower crane and fastens the first support and the second support through bolts, and other first supports and second supports are built on the tops of the first support and the second support; the lower tower column mold is divided into a plurality of parts which are fixed to the multiple first supports and the multiple second supports correspondingly, so that a worker can build the lower tower column mold while building the first supports and the second supports through a tower crane; the structure strength is high, the outwards-inclined lower tower column mold is effectively prevented from toppling over, and cost is reduced.
Owner:CHINA RAILWAY BRIDGE BUREAU OF THE NINTH ENG CO LTD

Lightweight in-memory computing target recognition network method and system

The invention discloses a lightweight in-memory computing target recognition network method and system, and the method comprises the steps: obtaining an infrared image data set of a moving target, and labeling an infrared image in the data set; constructing a Mangban efficient lightweight deep neural network, wherein the Mangban efficient lightweight deep neural network comprises a task identification module; taking the category and the position of the marked moving target as gold standards for calculation output of a task identification module, taking an infrared image data set as training data, inputting the training data into a Mangban efficient lightweight deep neural network for deep learning, and obtaining a Mangban efficient lightweight deep neural network model; converting a weight value of the trained Mangbar efficient lightweight deep neural network model into a conductance value of a memristor in a to-be-deployed memory computing chip; and designing a computing hardware circuit in the memristor memory, and deploying the trained Mangban efficient lightweight deep neural network model on the computing hardware circuit in the memristor memory. According to the invention, the demand on the number of memristors in the memory computing chip is reduced, and the computing speed is improved.
Owner:江淮前沿技术协同创新中心 +1

A servo system simulation tracking loop test device

ActiveCN116560216BSolve the problem of collaborationSolve the problem of limited product quantityTotal factory controlAdaptive controlLoop controlControl system
This invention relates to a servo control system simulated tracking loop testing device, belonging to the field of servo system technology, and solves the problem of high personnel and product quantity requirements in existing tracking loop testing. A servo system simulated tracking loop testing device includes a host computer and a slave computer. The host computer issues commands to the slave computer through servo system debugging software. The slave computer includes a simulated tracking loop command control module, a target motion curve plotting module, and a simulated tracking loop loop control module. This invention can complete the verification of vibration performance and high / low temperature static and dynamic indicators in servo sub-machine mode, reducing the need for personnel and product quantity, saving human capital, and reducing the management cost of various sub-machine software versions.
Owner:BEIJING HUAHANG RADIO MEASUREMENT & RES INST

Method and system for carrying out lightening driving on LED array based on AM chip

The invention discloses a method and system for carrying out lightening driving on an LED array based on an AM chip, and the method comprises the steps: enabling an R channel, a G channel and a B channel of the LED array to share a light control channel of the AM chip, carrying out the light control data transmission, controlling the display output of the LED array, achieving the same effect as a passive drive LED, greatly reducing the required number of AM chips, and reducing the cost. According to the LED lamp, the area of an AM chip is effectively reduced, wiring is simple, the lamination design of the PCB lamp panel of the LED lamp is simplified, neat and ordered arrangement of devices can be achieved even in the design of products with smaller intervals, and the driving and design cost of the LED lamp is reduced; and the AM chip driving architecture can also reduce the driving current and the driving voltage, reduce the wiring loss and realize the reduction of the power consumption of the whole system, so that the occurrence of heating of the lamp panel and the AM chip is reduced, and the display brightness of the LED array is further improved.
Owner:WARRIORS SEMICONDUCTOR CO LTD

Flat car for rail transit and brake device thereof

ActiveCN117698785BMake up for safety management deficienciesReduce work intensity
The application discloses a flat car for rail transit and a brake device thereof, and belongs to the field of rail transit. The brake device comprises an operating rod, a brake mechanism, a locking clamp, a buckle, a locking clamp connecting piece, a locking clamp driving piece, a first reset mechanism and a second reset mechanism. The operating rod is connected with the brake mechanism through a first connecting rod, and the brake mechanism is arranged close to a wheel. The first end of the locking clamp connecting piece is connected with the locking clamp, and the second end of the locking clamp connecting piece is connected with the locking clamp driving piece. The locking clamp is provided with a notch, the notch can be locked in cooperation with the buckle or can be separated from the buckle. The buckle is arranged on a first support. When the notch is buckled with the buckle, the brake device is in a locked state. When the notch is not buckled with the buckle, the brake device is in an unlocked state. The flat car for rail transit and the brake device thereof can improve the safety of the flat car, guarantee the safety of the staff and improve the work efficiency.
Owner:CHINA RAILWAY SIGNAL & COMM SHANGHAI ENG BUREAU GRP

Safety production hidden danger supervision and troubleshooting equipment

The utility model relates to the technical field of supervision and troubleshooting equipment, and provides safety production hidden danger supervision and troubleshooting equipment which comprises a gear box, a motor is fixedly connected to the gear box, the output end of the motor is fixedly connected with a first rotating shaft, and the first rotating shaft is rotationally connected to the gear box in a penetrating mode. The end, away from the motor, of the first rotating shaft is fixedly connected with a rotating disc, the rotating disc is eccentrically connected with a first sliding rod, and the first sliding rod is slidably connected with a hollow block in a penetrating mode. According to the utility model, the output end of the motor rotates to drive the rotating shaft I to rotate, the sliding rod I rotates to drive the hollow block to reciprocate, the straight gear I rotates to drive the mounting rack to rotate, and the mounting rack rotates to drive the infrared thermal imager on the mounting rack to swing. Whether the production equipment on the two sides of the sliding rail has a high temperature condition or not is supervised and checked manually by observing the display of the infrared thermal imager, so that the observation range is expanded, manual checking is facilitated, manual inspection is not needed, the manual working intensity is reduced, and the working efficiency is improved.
Owner:林正涛

Data packet processing method and device, electronic equipment and storage medium

The embodiment of the invention provides a data packet processing method and device, electronic equipment and a storage medium, which are applied to an internal load balancing node of a service cluster, and the specific method comprises the following steps: receiving a request data packet forwarded by an external load balancing node of the service cluster through a service exposure port of the internal load balancing node, the request data packet is initiated by the client and sent to an external load balancing node; analyzing a header standard field of the request data packet to obtain address information of the client, and analyzing a header selectable field of the request data packet to obtain address information of an external load balancing node; forwarding the request data packet to the container instance, and obtaining a response data packet fed back by the container instance after processing the request data packet; address conversion processing is carried out on the response data packet, so that source address information of the response data packet is address information of the external load balancing node, and destination address information of the response data packet is address information of the client; and sending the converted response data packet to the client through the service exposure port.
Owner:JD DIGITS HAIYI INFORMATION TECHNOLOGY CO LTD

Surface soil conditioning and repairing system

The invention provides a surface soil conditioning and repairing system. The surface soil conditioning and repairing system comprises a rack, a sand box, a stirring shaft, a rotary digging assembly and a driving assembly. Wherein the rack is arranged on the traction equipment in a sliding mode in the vertical direction; the sand box is fixedly arranged at one end of the top of the rack; the stirring shaft is rotatably arranged on the sand box in a penetrating manner around the axis direction of the stirring shaft; the rotary excavating assembly is arranged at the bottom of the machine frame in the horizontal direction. The driving assembly is arranged at the top of the sand box, connected with the stirring shaft and the rotary excavating assembly and used for driving the stirring shaft and the rotary excavating assembly to rotate synchronously. The surface soil conditioning and repairing system can improve the soil texture and convert the soil texture into the soil texture suitable for growth of specific types of crops, and has the advantages of being high in operation efficiency and wide in application range.
Owner:HEBEI MINZHI ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD

Fastener fatigue test device and method

The invention relates to a fastener fatigue test device and method. The fastener fatigue test device comprises a pressure driving mechanism, a control mechanism and a test mechanism, the pressure driving mechanism comprises an output port, and the control mechanism is electrically connected with the pressure driving mechanism. The test mechanism comprises a pressurizing seat and a mounting cover, the pressurizing seat is provided with a pressurizing cavity, a first pressurizing port and a mounting hole, the first pressurizing port and the output port are both communicated with the pressurizing cavity, the first pressurizing port is communicated with the mounting hole, the mounting cover is provided with a pressure-bearing column, the mounting cover is connected with the pressurizing seat through a fastener to be tested, and the pressure-bearing column is inserted into the mounting hole. The fastener fatigue test device and method have the advantages that the test efficiency is greatly improved, the loading operation is simple and convenient, the error is small, and the test cost is remarkably reduced.
Owner:CHINA ELECTRONICS RELIABILITY AND ENVIRONMENTAL TESTING INSTITUTE ((THE FIFTH INSTITUTE OF ELECTRONICS MINISTRY OF INDUSTRY AND INFORMATION TECHNOLOGY) (CHINA SAIBAO LABORATORY)

Dislocation crystallography three-dimensional characterization method based on double-view-angle image

The invention discloses a dislocation crystallography three-dimensional characterization method based on a double-view image. The method comprises the following steps: acquiring two dislocation images of a sample at different angles by using a transmission electron microscope; carrying out image registration on the dislocation image, and carrying out binarization and single-pixel processing on the registered dislocation image to obtain a dislocation line; constructing a preset coordinate system, and obtaining a space coordinate and a three-dimensional image of the dislocation line in the preset coordinate system; tilting the sample in situ to enable any crystal zone axis of the sample to be parallel to the incident direction of the electron beam, obtaining a reference orientation parameter and a tilting parameter of the sample, and obtaining a conversion parameter from a preset coordinate system to a crystal coordinate system according to the reference orientation parameter and the tilting parameter; and according to the space coordinate of the dislocation line in the preset coordinate system and the conversion parameter, obtaining the space coordinate of the dislocation line in the crystal coordinate system and a three-dimensional image. According to the method, efficient three-dimensional quantitative integrated characterization of dislocation geometrical characteristics and crystallographic characteristics in a crystal coordinate system is realized based on a double-view-angle image three-dimensional reconstruction method and a correlated crystallographic analysis technology.
Owner:CHONGQING UNIV

Circuit for collecting plurality of AD signals through one GPIO (General Purpose Input / Output) port

The utility model discloses a circuit for collecting a plurality of AD signals through a GPIO port, which comprises a divider resistor R62, a capacitor C128, a capacitor C129 and a plurality of AD collection circuits connected in parallel, each AD collection circuit comprises a voltage division circuit and a switching circuit which are connected in sequence, low-frequency interference of input voltage is filtered out through the capacitor C128, and the voltage division circuit is connected with the switching circuit through the capacitor C129. High-frequency interference is filtered out through a capacitor C129 and then sent to a voltage division circuit of each AD acquisition circuit, voltage signals are adjusted to a proper voltage range through the voltage division circuit and then output to a switching circuit, the switching circuit comprises a switching element, and the output end of the switching circuit is used for being connected with an I / O port of a single-chip microcomputer. Independent connection and disconnection of corresponding channels of each AD acquisition circuit are controlled; when GPIO ports are insufficient, the single-chip microcomputer does not need to be replaced, a schematic diagram of a product and a PCB are prevented from being greatly modified, redevelopment time is saved, cost rise is avoided, the requirement for the number of external pins is effectively reduced, and cost reduction is achieved.
Owner:NANJING AOLIAN AE&EA

Nodular cast iron pipe mold capable of preventing mud core from being mistakenly placed

The utility model discloses a nodular cast iron pipe mold capable of preventing a mud core from being mistakenly placed, and belongs to the technical field of casting. The mold comprises a core box and an outer mold, a loam core is arranged in the core box and comprises an STD loam core and a TYT loam core, STD core box quick-changing pieces are arranged at the two ends of the STD loam core, and TYT core box quick-changing pieces are arranged at the two ends of the TYT loam core; a pipe fitting casting mold is arranged in the outer mold, the pipe fitting casting mold comprises an STD pipe fitting casting mold and a TYT pipe fitting casting mold, STD outer mold quick-changing pieces are arranged at the two ends of the STD pipe fitting casting mold, and TYT outer mold quick-changing pieces are arranged at the two ends of the TYT pipe fitting casting mold. In order to solve the problem that scrapped nodular cast iron pipe fittings are produced due to the fact that the loam core is mistakenly placed, in the loam core placing process, an outer mold quick-changing piece is installed on an outer mold in advance, the outer mold quick-changing piece and the loam core of the same model are provided with a matched mistake-proof ring, and due to the interference effect of the loam core mistake-proof ring, the loam core of the mistake model cannot be placed in place.
Owner:SAINT GOBAIN PIPELINES CO LTD +1

A collection circuit and collection method for collecting multiple open input quantities

The present invention relates to the technical field of measurement and control systems, and in particular to an acquisition circuit and an acquisition method for acquiring multiple binary input quantities. Specifically disclosed is an acquisition circuit and an acquisition method for acquiring multiple binary input quantities, wherein the acquisition circuit for acquiring multiple binary input quantities comprises a SOC chip, an address comparison chip, a 38 decoder chip and a data acquisition chip; the SOC chip controls the acquisition of binary input signals through multiple address signals; the address comparison chip compares the address signal from the SOC chip with a preset fixed address, and outputs an enable signal to the 38 decoder chip; the 38 decoder chip is used to output a decoding result to control the enable state of the data acquisition chip according to the enable signal of the address comparison chip and the address signal of the SOC chip; the data acquisition chip is used to transmit the corresponding binary input signal to the SOC chip according to the decoding result. The present invention can realize the acquisition of multiple binary input signals without increasing the design cost of the measurement and control system.
Owner:SHANGHAI HOLYSTAR INFORMATION TECH

Double-conical-surface friction ring curing clamp

ActiveCN222589480UReduce the quantity requiredImprove curing qualityConical surfaceSurface friction
The utility model discloses a double-conical-surface friction ring curing clamp, and belongs to the technical field of synchronizer friction ring production. A base is included; a cover plate is mounted on the top surface of the base; a retainer plate is arranged in an inner cavity of the base; the retainer plate is located at the bottom of an inner cavity of the base, and an outer cone is installed on the top face of the retainer plate. The outer wall of the outer cone is sleeved with a to-be-machined double-conical-surface friction ring part. The outer wall of the part is attached to the inner wall of the base, and the inner wall of the part is attached to the outer wall of the outer cone. The size of the friction ring base body adhered with the carbon cloth and the adhesive film is sized by the aid of the conical surface of the clamp, then the friction ring base body is pressed by the cover plate for limiting, the adhesive solution and the carbon cloth are cured by the aid of heat transfer and temperature rising parts of the clamp, and finally, the two-sided carbon cloth of the friction ring base body is tightly combined under the controllable size. The inner and outer surfaces of the double-conical-surface friction ring can be heated, compressed and cured at the same time, so that the requirement for the number of clamps is greatly reduced, the machining efficiency is improved, and the curing quality of the friction ring is greatly improved.
Owner:SHAANXI FAST AUTO DRIVE GRP CO LTD

A multi-branch area protection method for an extreme scenario direct current power supply system

This invention discloses a multi-branch area protection method for a DC power supply system in extreme scenarios, comprising: S1: determining the main branch unit from each branch unit in the submarine DC power supply network, deploying a measuring device on the main branch unit, and defining the area between every two adjacent main branch units as the protection area; S2: after determining that a fault has occurred, collecting data after the fault. T w Internal main branch unit m and n Initial fault current IFC: i mn and i nm ,in i mn express m Flow direction n The initial fault current, i nm express n Flow direction m The initial fault current was calculated separately. i mn and i nm The average value of the derivative is used to determine the protection zone where the fault is located based on a preset average value threshold; S3: Calculation i mn and i nm The trend of the derivative, and according to i mn and i nm The initial rise time and rise amplitude of the derivative are used to calculate the fault probability, and the fault location is determined based on the trend and fault probability.
Owner:HUNAN UNIV

A smart warehouse

ActiveCN112777205BRealize pick and placeeasy to moveStorage devicesControl engineeringMachine
The present invention relates to an intelligent warehouse, comprising a stacker track, a stacker, and shelves arranged on one side or both sides of the stacker track, the stacker comprising a stacker seat, a stacker frame and a cargo platform lifting mechanism are arranged on the stacker seat, a liftable cargo platform is slidably connected to the stacker frame, a lower conveying mechanism and a liftable upper clamping mechanism are arranged on the cargo platform, a buffer area is connected to the stacker seat, and the buffer area comprises a multi-layer buffer conveyor belt; the advantage is that the cargo platform of the stacker has a bidirectional synchronous clamping system located on the upper layer and a conveying mechanism located on the lower layer, the bidirectional synchronous clamping system can realize the picking and placing of soft-packaged goods within a certain size range between the lifting cargo platform and the shelves of the aisle stacker, and at the same time, the double-layer mechanism of the cargo platform can realize the movement of goods in four directions of X+, X‑, Y+ and Y‑, the stacker has multiple cache positions, and for particularly long aisles, storage and retrieval integration can be realized, thereby improving efficiency.
Owner:SANLUX