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91results about How to "Will not cause blockage" patented technology

Post-treatment purifier for internal combustion engine particle emission

The invention provides a post-treatment purifier for internal combustion engine particle emission, and belongs to the technical field of environmental protection. The purifier is characterized by employing coercive means of circulation to change the exhaust path, so that all the exhaust passes through the filter; at the same time, the purifier employs filter combination with different trapping efficiencies (material, shape, density), so that smoke or / and particles with different particle sizes are respectively trapped to improve the trapping efficiency; and the purifier solves the problem of the surge of exhaust backpressure caused by rapid accumulation of smoke or / and particle in a trap device for internal combustion engine particle discharge of the prior art. Regeneration of particles can be carried out in any continuous or / and intermittent regeneration mode, such as filter catalyst coating, or be combined with other regeneration mode. The purifier reaches an overall filtration efficiency range as wide as 30-90%, and can be used as post-treatment purifier for a variety of internal combustion engine particle emission. After loading on a diesel engine, the particle emission can reach higher than grade four in national standard.
Owner:北京英泰世纪环境科技有限公司

Power transmission line equipment online monitoring network system based on RFID and LoRa

Provided is a power transmission line equipment online monitoring network system based on RFID and LoRa. The system comprises a data forwarding module, a rod and tower state monitoring module, an electric transmission line state monitoring module, a LoRa gateway, a mobile communication tower and a monitoring center. The data forwarding module is used for receiving a rod and tower state data package and an electric transmission line state data package, packaging the rod and tower state data package and the electric transmission line state data package to be a first data package of the power transmission line equipment, and transmitting the first data package to the LoRa gateway; the rod and tower state monitoring module is used for packaging the monitored rod and tower state information to be the rod and tower state data package; the electric transmission line state monitoring module is used for packaging the monitored electric transmission line state information to be the electric transmission line state data package. The mobile communication tower is used for packaging the first data package of the power transmission line equipment to be a second data package of the power transmission line equipment and transmitting the second data package into the monitoring center. According to the power transmission line equipment online monitoring network system based on the RFID and the LoRa, technologies of the RFID and the LoRa are adopted, the cost is low, direct communication with the LoRa gateway can be conducted without an ad-Hoc network, and the information blocking or time delay generated in the transmission process does not caused.
Owner:HEFEI UNIV OF TECH

Energy-saving and environment-friendly cement clinker preparation system

The invention discloses an energy-saving and environment-friendly cement clinker preparation system, which includes a raw material preparation system, a raw material homogenization system, a fed raw material conveying system, a cement and pulverized coal preparation system and a cement clinker calcination system, wherein a material outlet of a loading bucket elevator is connected with a material inlet of a raw material homogenization air conveying chute; a material outlet of an unloading chain conveyer is connected with material inlets of two unloading bucket elevators respectively; a material outlet of a raw material feeding spiral conveyer is connected with a material inlet of a preheater; a material outlet of a spiral pneumatic conveying pump is connected with a material inlet of a decomposition furnace; a material outlet of another spiral pneumatic conveying pump is connected with a material inlet of a four-passage pulverized coal combustion device; a hot air outlet of an air-beam type grate cooler is connected with an air inlet of an air-swept coal mill; one material outlet of an electric tee scraper-trough conveyer and a material outlet of a kiln tail dust collection spiral conveyer are both connected with a material inlet of a re-homogenization loading chain conveyer. The system has the advantages as follows: the yield of the clinker is increased, the energy consumption is lowered, the emission is reduced, the quality of the clinker is improved, and the quality of the cement is stable.
Owner:INNER MONGOLIA MENGXI CEMENT CO LTD

Textile broken material recovery device for textiles

The invention discloses a broken textile material recovery device for textiles. The device comprises a box body, a feeding pipe is welded to the outer wall of the top of the box body, a partition plate is welded to the inner wall of one side of the box body, a motor box is welded to the middle of the outer wall of the bottom of the partition plate, the inner wall of the bottom of the motor box isfixedly provided with first motors equidistantly distributed through bolts, a first transmission shaft is welded to the top of an output shaft of each first motor, first through holes are equidistantly distributed in the portion, close to the first motors, of the outer wall of the bottom of the partition plate, and the first transmission shafts are communicated with the upper portion of the box body through the first through holes. According to the broken textile material recovery device for the textiles, broken materials, leftover materials and the like are crushed into small uniform pieces again, subsequent treatment and placement are facilitated, the occupied area is reduced, more broken textile materials are conveniently stored, the practicability of the device is improved, the brokentextile materials are separated from sundries, debris and the like, cloth is cleaned and dried, storage is facilitated, and the environment is prevented from being contaminated.
Owner:江苏四方纺线有限责任公司

Filter bag structure of dust collector

The invention discloses a filter bag structure of a dust collector. The filter bag structure of the dust collector comprises a base; one end of the base is connected with a fixing head; an air-vent port is formed in the center of the fixing head; a bag cage is fixed at the bottom of the air-vent port; the periphery of the bag cage is connected with a filter bag main body; a filter bag head is integrally formed at one end of the filter bag main body; a rubber band is embedded inside the filter bag head; the rubber band is arranged in an annular groove in a sleeving manner; the annular groove isformed in the periphery of the fixing head; the outer side of the filter bag head is clamped and connected with a hoop; the inner side of the hoop is fixed with a clamping block corresponding to theannular groove; and the inner wall of the clamping block is fitted with a rubber pad; according to the invention, through the arranged hoop and a stainless steel clamping ring, the filter bag head andthe fixing head are fixed by the cooperation of the hoop and the annular groove, and the bottom end of the filter bag main body is matched and connected with the bag cage through the stainless steelclamping ring, so that the installation verticality of the filter bag is well ensured, the shaking and wear of the filter bag are effectively reduced, and the service life of the filter bag is prolonged.
Owner:芜湖鑫霖森椽环保科技有限公司

Puncturing device for food processing

The invention discloses a puncturing device for food processing. The device comprises a rack and a spiral propeller, wherein a feeding bin is arranged on the rack; an oblique bottom plate is arrangedat the lower end of the feeding bin; a puncturing assembly is arranged in the feeding bin; the puncturing assembly is connected with a puncturing motor through a belt; the puncturing assembly comprises puncturing rollers, expanding gasbags and gas expanding shafts; puncturing needles and fixed sleeves are uniformly arranged on the puncturing rollers in the shape of a circular ring; a washer is arranged between each puncturing needle and each puncturing roller, and an adjusting pressure spring is connected between each washer and each expanding gasbag; the gas expanding shafts are provided withgas outlet holes; the expanding gasbags arranged relative to the gas outlet holes are provided with notch grooves; and the end part of the outer side of each gas expanding shaft is provided with a gas nozzle. The invention aims to provide the puncturing device for food processing according to the problems; the puncturing device can not cause kernel crushing, has a good puncturing effect and can not cause the prod leakage phenomenon; and the device reduces the labor intensity of a worker and improves the efficiency of production and processing.
Owner:DONGGUAN UNIV OF TECH

Sample rack distribution method, device and system

The invention provides a sample rack distribution method, device and system. The method comprises the following steps: determining numbers of a plurality of devices and numbers of a plurality of tracks according to a transmission sequence of sample racks in a sample rack distribution system; if the sample racks exist in the sample rack distribution system, transmitting the sample racks along a plurality of rails; determining the first number of idle equipment and the second number of a track where the sample rack is located according to the transmission sequence; and if the second number is smaller than or equal to the first number, transmitting the sample rack to idle equipment. In the mode, the sample racks can be distributed in the process that the sample racks are transmitted along a plurality of rails, so that the sample rack distribution efficiency is improved; the sample racks can be distributed as long as the sample racks exist in the sample rack distribution system, so that even if a tester directly puts the sample racks into the sample rack distribution system by mistake, the sample racks can be normally distributed, the sample rack distribution system cannot be blocked, and the conditions of wrong matching of detection results, medical negligence and the like cannot occur.
Owner:ZHUHAI LIVZON DIAGNOSTICS

Structure, chip and use method for capturing circulating tumor cells of peripheral blood

The invention provides a structure, chip and use method for capturing circulating tumor cells of peripheral blood, and relates to the field of medical apparatuses. In order to increase the capturing rate of tumor cells and solve the problem that the chip is easy to block, the invention provides the following technical scheme of the structure for capturing circulating tumor cells of peripheral blood. The structure comprises a blood inlet, a waste blood outlet and a circulating tumor cell capturing region, wherein the circulating tumor cell capturing region comprises capturing units and releasechannels, and the capturing units are in misplaced arrangement in the blood flowing direction. The structure disclosed by the invention has the beneficial effects that when the peripheral blood pass through the chip/structure, large circulating tumor cells and a part of leucocyte (of which the diameter is 7-9 microns larger than a capturing interval) can be captured by the capturing units, the cells are stuck between the capturing units, other components in the blood can flow past the release channels on the two sides of the capturing units, blood blockage cannot be caused, and the purpose that the tumor cells in the blood can be captured in a higher efficiency manner is realized.
Owner:SHENZHEN CHILDRENS HOSPITAL

Energy saving and environmental protection cement clinker preparation system

ActiveCN103351106BStable and uniform qualityReduce the load rate of the internal circulation of the millClinker productionDecompositionBucket elevator
The invention discloses an energy-saving and environment-friendly cement clinker preparation system, which includes a raw material preparation system, a raw material homogenization system, a fed raw material conveying system, a cement and pulverized coal preparation system and a cement clinker calcination system, wherein a material outlet of a loading bucket elevator is connected with a material inlet of a raw material homogenization air conveying chute; a material outlet of an unloading chain conveyer is connected with material inlets of two unloading bucket elevators respectively; a material outlet of a raw material feeding spiral conveyer is connected with a material inlet of a preheater; a material outlet of a spiral pneumatic conveying pump is connected with a material inlet of a decomposition furnace; a material outlet of another spiral pneumatic conveying pump is connected with a material inlet of a four-passage pulverized coal combustion device; a hot air outlet of an air-beam type grate cooler is connected with an air inlet of an air-swept coal mill; one material outlet of an electric tee scraper-trough conveyer and a material outlet of a kiln tail dust collection spiral conveyer are both connected with a material inlet of a re-homogenization loading chain conveyer. The system has the advantages as follows: the yield of the clinker is increased, the energy consumption is lowered, the emission is reduced, the quality of the clinker is improved, and the quality of the cement is stable.
Owner:INNER MONGOLIA MENGXI CEMENT CO LTD

Power utilization information acquisition terminal communication message local real-time monitoring method

ActiveCN104868593AEasy to judgeCommunication Security ImpactCircuit arrangementsLiquid-crystal displayComputer module
The invention relates to the field of an intelligent grid power utilization information acquisition system, and particularly relates to a power utilization information acquisition terminal communication message local real-time monitoring method. According to the invention, specification display on a liquid crystal display screen can be turned off temporarily through using keys on the liquid crystal display screen of an acquisition terminal in a combined mode, the liquid crystal display screen is guided and switched into an expansion interface, a monitoring channel number is selected, and the channel number is monitored by using a global variable identifier established at the beginning, so that each communication module judges whether being monitored or not when the acquisition terminal is communicated with each device, thereby being convenient for storing communication messages of the monitored channel to a circular buffer, and then displaying task calling and the communication messages by the liquid crystal display screen. The method provided by the invention does not need additional computers or communication cables, does not result into congestion, can display the communication message of the required channel effectively in real time, and is convenient for checking communication faults.
Owner:INTEGRATED ELECTRONICS SYST LAB

Candle filter element

The invention relates to a candle filter element which comprises an upper end cover, a lower end cove, a center pipe, a filter element framework, less than three filter frames and a filter fabric. A liquid inlet hole is formed in the center pipe and positioned at the bottom of the center pipe, a lower connector and the lower end cover are mounted at the bottom of the center pipe, the lower connector is positioned below the liquid inlet hole, the bottom of the center pipe is plugged by the lower connector, the upper connecting pipe and the upper end cover are mounted at the top of the center pipe, the upper connecting pipe is communicated with the center pipe, the filter element framework is provided with a circular pipe and sleeves the center pipe, filter frames uniformly surround the outer circumferential surface of the filter element framework, gaps are formed among the filter frames, liquid passing holes are formed in the filter frames and parallel to the axis of the filter elementframework, the filter fabric sleeve the filter frames, two ends of the filter fabric are fixed on the upper cover and the lower end cover through hoops, the filter frames are communicated with the upper end cover and the lower cover, and the lower end cover is communicated with the liquid inlet hole. The filter element is good in filtering effect, low in cost and wide in application range.
Owner:YNT PETROCHEM MACHINERY EQUIP
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