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401results about How to "Avoid backlog" patented technology

Message processing method, device and system, server and storage medium

ActiveCN110351203AAvoid large backlogsImprove message processing efficiencyInterprogram communicationData switching networksSystem timeMessage queue
The embodiment of the invention discloses a message processing method, device and system, a server and a storage medium. The method comprises the following steps: enabling a consumption server to acquire a message to be processed from a corresponding distributed message queue in a queue storage server cluster for processing, and update message processing time matched with the distributed message queue; detecting whether a target distributed message queue of which the difference between the message processing time and the current system time exceeds a set threshold exists in a queue storage server cluster or not; if it is detected that the target distributed message queue exists, judging whether the target distributed message queue is taken over or not according to a preset taking-over rule; and if it is determined that the target distributed message queue is taken over, processing the to-be-processed message in the target distributed message queue. According to the embodiment of the invention, the target distributed message queue of which the difference between the message processing time and the current system time exceeds the set threshold can be taken over in time, and the message processing efficiency is improved.
Owner:SUZHOU EAGLE NETWORK TECH CO LTD

Coordinated control method and system for intersection of multi-line rail vehicles at intersection

The invention provides a coordinated control method and a coordinated control system for intersection of multi-line rail vehicles at an intersection. The coordinated control method comprises the stepsof: (1) sending out first priority request information and road entering information of a rail vehicle at a set position at the upstream of each entrance lane when the rail vehicle passes; (2) calculating travel time delay of the rail vehicle; (3) assigning a priority strategy to the rail vehicle, and generating second priority request information of the rail vehicle; (4) classifying the second priority request information generated in a certain period of time according to the entrance lanes to which the second priority request information belongs, comparing the second priority request information of first vehicles of the entrance lanes, and combining all the second priority request information of the entrance lanes having the same priority benefit to obtain a priority request set; (5) and calculating the overall priority benefit of the priority request sets, and executing priority requests of all the first vehicles in the priority request set with the highest overall priority benefit. The coordinated control method and the coordinated control system can greatly improve the passing efficiency of the rail vehicles at the hub intersection.
Owner:TONGJI UNIV

Food waste raw material receiving comprehensive treatment apparatus

The present invention provides a food waste raw material receiving comprehensive treatment apparatus, and relates to a solid waste treatment apparatus, particularly to a waste treatment apparatus for food waste solid-liquid separation. A purpose of the present invention is to provide a food waste raw material receiving comprehensive treatment apparatus having functions of bag breaking, clogging resistance and failure rate reduction. The apparatus mainly comprises a rack 1, a receiving bin body 2 and at least a screw conveying separation mechanism, wherein the apparatus is characterized in that an arc pocket groove 33 in the screw conveying separation mechanism is provided with a plurality of liquid draining holes 331, a liquid draining guide sleeve 5 is arranged below the liquid draining holes, and is communicated with a liquid guide pipeline 51, at least an anti-winding steel belt 34 is fixed on the inner wall of the arc pocket groove and between a gap of the inner wall of the arc pocket groove and a helical blades 32, a bearing 6 is fixed on the receiving bin body, a bearing 6 is fixed on the receiving bin body, a bag breaking bush 61 is inserted and arranged inside the bearing, the bag breaking bush is sleeved outside the helical blades, one end of the bag breaking bush extends into the receiving bin body 2, the extending end is provided with saw-shaped cutter teeth, and the bag breaking bush is driven by a bag breaking driving motor 7.
Owner:北京弗瑞格林环境科技有限公司

Assembly machine of T-shaped bushes and bolts

The invention relates to the technical field of mechanical equipment, in particular to an assembly machine of T-shaped bushes and bolts. According to the technical scheme, the assembly machine of theT-shaped bushes and the bolts comprises a first rotating disc and a second rotating disc located above the first rotating disc; multiple fixed holes allowing the T-shaped bushes to be placed are formed in the circumferential portion of the first rotating disc; multiple locating holes allowing the bolts to be placed are formed in the circumferential portion of the second rotating disc; a first C-shaped protection plate is further arranged on the outer portion of the second rotating disc; a T-shaped bush feeding mechanical arm grabs and places the T-shaped bushes to the fixed holes, and a bolt feeder conveys the bolts to the locating holes; a press-fitting mechanism is further arranged below the first rotating disc; a press plate is further arranged above the second rotating disc; and when the first rotating disc drives the T-shaped bushes to move to the positions below the locating holes with the bolts, an ejector rod of the press-fitting mechanism jacks up the T-shaped bushes and sleeve the outer portions of the bolts with the T-shaped bushes, and the press plate is used for limiting the bolts.
Owner:华磊(嘉兴)智能科技有限公司

Trading method and system applied to agriculture industry, village, farmer, agricultural technology and agricultural product

InactiveCN104217341ARealize online publishingRealize online transactionCommerceElectronic contractsLogistics management
The invention discloses a trading method and system applied to agriculture industry, village, farmer, agricultural technology and agricultural product. The method comprises the following steps: registering as new users by two trading users through a mobile terminal; inquiring agricultural information by the two trading users; trading by one trading user according to the detailed agricultural information, namely, inputting the agricultural product information, agricultural capital information, logistics information, agricultural technology information, related agricultural mechanism information and / or farming quality information, determining the trading place and trading range in an electronic map at the same time, creating an electronic contract and a corresponding two-dimensional code, and sending a trading reminding message to the opposite trading user; trading by the opposite trading user in a swiping card way after receiving the trading reminding information; entering the logistics trading reminding; determining the transportation vehicles. The method and system have the advantages that 1, the universal agricultural trading system is built; 2, the safe and efficient agricultural trading is perfected; 2, the agricultural trading is in a wide range of application objects.
Owner:赵福生

Steel pipe water pressure detecting device

The invention discloses a steel pipe water pressure detecting device and belongs to the technical field of steel pipe water pressure testing machines. The steel pipe water pressure detecting device comprises a rack, a left steel pipe clamping mechanism, a steel pipe water injecting mechanism, a right steel pipe clamping mechanism, a steel pipe opening sealing mechanism, a left steel pipe lifting mechanism, a right steel pipe lifting mechanism and a steel pipe dragging mechanism, wherein the left steel pipe clamping mechanism and the steel pipe water injecting mechanism are arranged at the left end of the rack; the right steel pipe clamping mechanism and the steel pipe opening sealing mechanism are arranged at the right end of the rack; the left steel pipe lifting mechanism is supported on a terrace and corresponds to the right side of the left steel pipe clamping mechanism, and the right steel pipe lifting mechanism is supported on the terrace and corresponds to the right side of the right steel pipe clamping mechanism; the steel pipe dragging mechanism is supported on the terrace and corresponds to the middle part of the rack. The steel pipe water pressure detecting device has high detection efficiency and allows a steel pipe manufacturer to carry out comprehensive detection on produced steel pipes, and the overstock of steel pipes to be detected can be avoided; the labor intensity of online detection workers is reduced, and the safety is ensured; the steel pipe manufacturer can conveniently control the quality of the produced steel pipes, and the phenomenon that unqualified defective steel pipes are mixed in qualified steel pipes is avoided.
Owner:CHANGSHUSMLESS STEEL TUBE

Powdered activated carbon dosing system with pre-dispersion and weighing mechanism

The invention discloses a powdered activated carbon dosing system with a pre-dispersion and weighing mechanism. The system comprises a powdered activated carbon silo, the bottom of the powdered activated carbon silo is provided with a cone funnel; the bottom of the cone funnel is provided with a cavitation vibration-proof device; the bottom of the cavitation vibration-proof device is connected with a star feeder; the discharge port of the star feeder is in butt joint with a volumetric screw feeder provided with a stock bin; the discharge port of the stock bin is connected with a powdered activated carbon paste pre-dispersion tank; and a pressure pump is connected with the powdered activated carbon paste pre-dispersion tank and an ejector respectively. The powdered activated carbon dosing system can realize whole mechanical and automatic operation during conveying, metering and preparing process of the powdered activated carbon dosing system. A closed structure is adopted by the system. The star feeder controls the amount of discharged materials, thereby preventing the materials from accumulation on a screw conveyer, increasing feeding metering accuracy; and a main screw of the feeder is connected with a stirring screw and a shuffling screw, so that the powdered activated carbon can naturally fill the feeding screw, thereby guaranteeing an accuracy of + / - 1-1.5%.
Owner:SHANGHAI SAFBON WATER SERVICE CO LTD

Transmission line monitoring data transmission system

The invention discloses a power transmission line monitoring data transmission system comprising a central server and a plurality of first-layer data acquisition units; the plurality of first-layer data acquisition units are of a series structure, and the adjacent first-layer data acquisition units are in communication connection through a first-type transmission protocol and/or a second-type transmission protocol; The tail end node of the first-layer data acquisition unit is connected with the central server through a third-type transmission protocol; Each first-layer data acquisition unit isconnected with a plurality of second-layer data acquisition units through a fourth-type transmission protocol; Wherein the first type of transmission protocols are long-distance and large-data-volumetransmission protocols, the second type of transmission protocols are low-power-consumption and small-data-volume transmission protocols, the third type of transmission protocols are Internet of Things communication protocols, and the fourth type of transmission protocols are near-field communication protocols. The system can construct a network for transmitting data in a cellular-free mobile data network area, and can obtain the highest data transmission efficiency with the lowest energy consumption.
Owner:SICHUAN ENERGY INTERNET RES INST TSINGHUA UNIV

Fire extinguishing auxiliary device for alternating-current distribution cabinet in case of fire

The invention relates to the technical field of alternating-current distribution cabinet protection and discloses a fire extinguishing auxiliary device for an alternating-current distribution cabinetin case of a fire. The fire extinguishing auxiliary device comprises a distribution box main body, a connecting shaft and an arc-shaped track, a motor is arranged in the distribution box main body, the motor is rotatably connected with the connecting shaft, the left end of the arc-shaped track is fixedly connected with an extrusion part, the left end of the extrusion part is provided with an elastic air bag, and the bottom of the distribution box main body is provided with a collection air bag. A rotating piece is driven to rotate through the connecting shaft and moves on the arc-shaped trackto enable the arc-shaped track to drive the extrusion part to move left and right; the elastic air bag is extruded, the compressed collection air bag expands to suck air through a collecting pipe, andairflow is generated at the upper end of the collecting pipe to collect falling dry powder; the effect of collecting the dry powder is achieved through the air bag structures while the dry powder falls down during fire extinguishing, accumulation of the dry powder in the power distribution cabinet after fire extinguishing is avoided, the power distribution cabinet is sealed when a fire occurs, and the dry powder is prevented from being sprayed into air during fire extinguishing.
Owner:广西南宁市和俊机电设备有限公司

Multifunctional battery bracket for new energy automobile

The invention discloses a multifunctional battery bracket for a new energy automobile, and relates to the technical field of new energy automobiles. The multifunctional battery bracket comprises a mounting frame and an air box, a buffering and shockproof mechanism is mounted at the middle portion of the mounting frame, a sealing shell is connected at the middle portion of the buffering and shockproof mechanism, a top cover is fixed at the upper portion of the sealing shell, a loading and unloading opening is formed below the sealing shell, a lifting motor is mounted in the sealing shell, and the shaft end of the lifting motor is connected with a stud. The multifunctional battery bracket for a new energy automobile is provided with the buffering and shockproof mechanism which is connected with the mounting frame and the sealing shell, the device is provided with the sealing shell, the sealing shell can package a battery in the sealing shell to protect the battery, the mounting frame isinstalled on an automobile chassis, a connection frame is fixed on the mounting frame and is capable of vertically moving on a sliding column through a sliding sleeve and can be subjected to buffer and shock absorption through a spring, so that when the sealing shell is impacted and shocked, buffering and shock absorption are performed to protect the battery loaded in the sealing shell to facilitate improvement of the safety of the device.
Owner:界首尚嘉工业设计有限公司
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