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137results about How to "Avoid dead ends" patented technology

Gasification nozzle and gasifier

The invention discloses a gasification nozzle. The gasification nozzle comprises a conveying portion for conveying a material, and an injection portion connected to the tail end of the conveying portion and used for injecting the material, the conveying portion comprises a conveying main pipe (1) and at least two-stage conveying branch pipes, the conveying main pipe is connected with a first stage conveying branch pipe (31) through a diverter, and adjacent two stage conveying branch pipes are connected through a diverter. At least one diverter comprises a substrate, and the substrate is provided with through holes (211); and each of the diverters comprises polyhedral cone, the side surfaces of the polyhedral cone and parts of the wall of the conveying main pipe or parts of the wall of the previous-stage conveying branch pipe of the adjacent two-stage conveying branch pipes form the guiding surfaces of all the through holes, and the side surfaces of the polyhedral cone cover the top surface of the substrate. The invention also discloses a gasifier provided with the gasification nozzle. The material is uniformly diverted in the gasification nozzle to prevent powder accumulation and obstruction of the material in order to improve the production efficiency of a gasification furnace.
Owner:CHNA ENERGY INVESTMENT CORP LTD +1

Method for quickly carrying out pesticide application/fertilizer supplementation on adult fruit tree by adopting trunk penetration mode

The invention provides a method for quickly carrying out pesticide application / fertilizer supplementation on an adult fruit tree by adopting a trunk penetration mode. In the method, sponge section totally sucking pesticide liquor or fertilizer liquor is fixedly tied on a fruit tree trunk, 60-80cm away from the ground, wherein the side of the sponge section attached to the trunk is in direct contact with the trunk, and the rest is completely shaded by a plastic film to isolate the sponge section from atmosphere. The sponge section fully absorbing the pesticide liquor or the fertilizer liquor is attached to the trunk of the fruit tree, and by utilizing a tree penetration and inverse penetration principle, medicaments are gradually absorbed by the tree to take effect so that the medicaments and trace element fertilizers can penetrate into the fruit tree through the fruit tree trunk to generate disease-resistant and pest suppression juice or fertilizing factors in the fruit tree so as to realize the effects of quickly and efficiently killing pests and supplementing nutrition. The method has low environmental pollution and can effectively protect the ecological environment and guarantee the health of operating personnel.
Owner:XIAMEN YIZHUANG MODERN AGRI

Manually-pulled lifting type horizontal swinging automatic dough kneading device

The invention discloses a manually-pulled lifting type horizontal swinging automatic dough kneading device. The manually-pulled lifting type horizontal swinging automatic dough kneading device comprises a bottom plate, wherein a dough kneading tank is mounted at the middle part of the upper end of the bottom plate; a guiding column is fixedly mounted on the left side of the upper end of the bottomplate; a lifting plate is arranged at the upper end of the guiding column; a fixing frame is mounted on the right side of the upper end of the lifting plate; a rotating shaft is connected between thefixing frame; a rotating roller is mounted outside the rotating shaft; a limiting groove is formed in the outer side of the rotating roller; a limiting block is mounted in the limiting groove; a limiting column is connected to the lower end of the limiting block; an upper guiding block is connected to the lower end of the limiting column; a connecting column is mounted at the middle part of the lower end of the upper guiding block, and penetrates through a moving groove in the middle part of the lifting plate, and then a lower guiding block is connected to the connecting column; a lifting cylinder is connected to the left side of the lower end of the lifting plate; a telescopic spring is connected to the upper end of the inner part of the lifting cylinder; and a fixing cylinder is connected to the lower end of the telescopic spring. Through the adoption of the manually-pulled lifting type horizontal swinging automatic dough kneading device disclosed by the invention, adjusting of theup-and-down position of a stirring shaft is realized, dead angles of dough kneading are avoided, besides, the left-and-right reciprocating motion of the stirring shaft is also realized, and the doughkneading quality is improved.
Owner:广西东创智能科技有限公司

Single wheat/rice plant threshing device

The invention relates to a single wheat / rice plant threshing device comprising a centrifugal fan type thresher, a separating container and a mounting base. The centrifugal fan type thresher comprises a power mechanism, impellers, a volute casing and a wheat / rice ear inlet bucket. The impellers are arranged in the volute casing in a matching way and is connected with the rotating shaft of the power mechanism; the volute casing is provided with an air inlet and an air outlet, wherein the air inlet is butted with the wheat / rice ear inlet bucket, and the air outlet is communicated with the middle part of the separating container; the included angle Alpha between the air outlet direction and the horizontal direction is more than or equal to -30 DEG and less than or equal to 30 DEG; a wheat / rice bran discharge opening is arranged on the top of the separating container; and a movable wheat / rice kernel collecting slot which is matched with the separating container in shape is arranged at the bottom of the separating container. The single wheat / rice plant threshing device has novel and compact structure, small volume, light weight, low manufacturing cost, high threshing ratio, high intactness keeping ratio, high cleaning ratio, low breaking ratio, low retaining and adulterating ratio and low splashing ratio, has no dead corner for the residual and less wheat / rice kernel flow and collision link, is easy to use, consumes less power and can ensure the high purity and the high quality of the wheat / rice kernels and the material.
Owner:HENAN AGRICULTURAL UNIVERSITY

Gasification nozzle and gasifier

The invention discloses a gasification nozzle. The gasification nozzle comprises a conveying portion for conveying a material, and an injection portion connected to the tail end of the conveying portion and used for injecting the material, wherein the conveying portion comprises a conveying main pipe and a plurality of conveying branch pipes connected with the conveying main pipe through a diverter. The diverter comprises a substrate, the conveying main pipe is connected to the top surface of the substrate, all the conveying branch pipes are connected to the bottom surface of the substrate, and the substrate is provided with a plurality of through holes making the conveying main pipe connected with all the conveying branch pipes; the diverter also comprises a polyhedral cone with the cone base connected to the top surface of the substrate and the cone top positioned in the conveying main pipe, all side surfaces of the polyhedral cone and parts of the sidewall of the conveying total main respectively form a guiding surface of all the through holes, and the side surfaces of the polyhedral cone cover the top surface of the substrate. The invention also discloses a gasifier comprising the gasification nozzle. The material is uniformly diverted in the gasification nozzle to prevent powder accumulation and obstruction of the material in order to improve the production efficiency of a gasification furnace.
Owner:CHNA ENERGY INVESTMENT CORP LTD +1

Finishing processing technique

InactiveCN107520684AAvoid magnetic dead angleHigh precision finishMagnetic disksMagnet
A finishing processing technique comprises the following steps that A, a no-dead-corner magnetic field is constructed, specifically, at least one pair of magnets is mounted on a rotary plate, a first motor is mounted on a sliding plate, one end of the sliding plate is in transmission connection with a second motor, the second motor can drive the sliding plate to slide transversely and horizontally, and the rotary plate is mounted on the first motor; B, machining stations with the interval being adjustable are constructed, specifically, a machining box is provided for the position above the magnetic rotary plate and mounted on a first liftable supporting table; C, a magnetic field test is conducted, specifically, a magnetic abrasive is added into a machining cavity, grinding liquid is pumped into the machining cavity, the magnetic abrasive is soaked in the grinding liquid, and the first motor is started to drive the magnetic rotary plate to rotate, so that the magnetic field is formed and can be adjusted through ascending and descending of the first supporting table; and D, magnetic grinding is conducted, specifically, a to-be-machined part is put into the machining cavity, and the second motor is started and drives the sliding plate to transversely slide back and forth, so that the magnetic field is distributed movably, and the part is subjected to finishing processing by colliding the part surface with the magnetic abrasive.
Owner:HAINING SHENGXIANG WIRE

Sagger automatic continuous charging device for electronic kiln

The invention discloses a sagger automatic continuous charging device for an electronic kiln, and belongs to the technical field of electronic kiln auxiliary facilities. The sagger automatic continuous charging device comprises a rack, a spiral material conveying tube, a material storage box and a power transmission mechanism. The rack is supported on a terrace. The spiral material conveying tube is fixed on the top of the rack, a screw rod shaft is matched in a tube cavity of the spiral material conveying tube, and a spiral sheet is formed on the screw rod shaft. A closed end is formed at the left end of the spiral material conveying tube, and an opened end is formed at the right end of the spiral material conveying tube. The material storage box is fixedly connected with the top of the rack, and the bottom of a material storage box cavity is communicated with the tube cavity of the spiral material conveying tube. The power transmission mechanism is connected with the screw rod shaft. The sagger automatic continuous charging device for the electronic kiln is characterized in that the opened end of the spiral material conveying tube is connected with a bend connector in a matched mode, the bend connector is communicated with the tube cavity, a bend connector discharging opening of the bend connector faces downwards, the left end of the screw rod shaft stretches out of the tube cavity to form a screw rod shaft extension shaft section, the screw rod shaft extension shaft section is supported on the top of the rack, and the power transmission mechanism is connected with the screw rod shaft extension shaft section. Discharging smoothness is guaranteed, the spiral sheet can be prevented from scraping the inner wall of the tube cavity, and accordingly materials can be accurately led into a sagger.
Owner:SUZHOU HUIKE EQUIP CO LTD

Dual-injection type injecting and dust-removing device and process

The invention discloses a dual-injection type injecting and dust-removing device and process. The dual-injection type injecting and dust-removing device comprises two injection gas transmission pipes and an injection pipe, wherein one injection gas transmission pipe is connected to an upper nozzle which is formed in the upper part of a filter cartridge of a dust remover; the other injection gas transmission pipe is connected to a lower nozzle which is formed in the lower part of the filter cartridge of the dust remover; the injection gas transmission pipe for supplying gas to the lower nozzle is connected to a dust-containing gas inlet pipeline of the dust remover; the injection gas transmission pipe for supplying the gas to the upper nozzle is connected to a gas outlet pipe of a gas purification chamber of the dust remover or an external gas supply device; the temperatures in the injection gas transmission pipes are controlled to be 350-750 DEG C; the pressures in the injection gas transmission pipes are controlled to be 0.5-2.5MP; the two injection gas transmission pipes are used for injecting alternately; the ratio of the injection times of the upper nozzle to the injection times of the lower nozzle is 1 to (0.5-4). By adopting the combined manners of internal injection and back blowing as well as external injecting and peeling at the bottom of the filter cartridge of the dust remover and controlling the selection of injection temperature and injection manners, the working efficiency of the device is improved and the operation cost is reduced.
Owner:HENAN DRAGON INTO COAL TECH CO LTD

Method for detecting metal magnetic impurities in positive electrode material

The invention discloses a method for detecting metal magnetic impurities in a positive electrode material. The method comprises the following steps: S1, putting a sample solution into a container, inserting a plastic round rod filled with a magnetic rod into the sample solution, and carrying out continuous stirring by using a stirrer in each of two sides of the plastic round rod to perform dynamicadsorption; S2, after stirring is finished, taking out the plastic round rod filled with the magnetic rod, firstly washing off physically adsorbed particles, then taking out the magnetic rod, and dispersing residual particles on the surface of the plastic round rod into a solvent A to obtain an adsorption solution; and S3, adding a hydrochloric acid aqueous solution into the adsorption liquid, carrying out stirring and filtering, taking a filter cake, and detecting the total particle number and the metal particle number. The magnetic rod can adsorb magnetic metal particles without dead angles, the physically adsorbed particles on the magnetic rod are reduced, and the purpose of rapidly and accurately detecting the magnetic particles in the positive and negative electrode materials of thebattery is achieved.
Owner:HEFEI GUOXUAN HIGH TECH POWER ENERGY

Equipment for averagely distributing separated ore pulp

The invention discloses equipment for averagely distributing separated ore pulp. The equipment comprises a pulp inlet pipe, a barrel upper frame, a pulp barrel, a necking funnel, a pulp separating head, a pulp separating column, a liquid level detecting device and pulp outlet pipes; the barrel upper frame is fixedly connected above the pulp barrel; one end of the pulp inlet pipe is fixedly connected to the barrel upper frame, and the other end of the pulp inlet pipe is vertically suspended in the pulp barrel; an outlet of the pulp inlet pipe is communicated with the necking funnel; the pulp separating column is arranged in the center of the bottom wall of the pulp barrel; the pulp separating head is arranged at the top end of the pulp separating column, and is rotationally connected relative to the pulp separating column; the pulp outlet pipes are uniformly distributed on the bottom wall of the pulp barrel; the section of the bottom wall of the pulp barrel is arched; ore pulp flows out of the necking funnel; the pulp separating head automatically rotates under the impact of the ore pulp to disperse the ore pulp; the ore pulp uniformly drops to the lower part of the pulp barrel; as the section of the bottom wall of the pulp barrel is arched, the stop of the ore pulp at the bottom of the pulp barrel is prevented; one end of the pulp inlet pipe is fixedly connected to the barrel upper frame to prevent the shaking of the pulp inlet pipe; and the device can uniformly distribute the ore pulp without needing any driving device, and is high in efficiency and high in practicability.
Owner:吴振宇

Interlayer vacuumizing method for cryogenic vessel and special device thereof

InactiveCN103047535AImprove pumping qualityReduce pumping timePressure vesselsNitrogenInlet pressure
The invention discloses an interlayer vacuumizing method for a cryogenic vessel, which belongs to vessels used for accommodating or storing compressed, liquefied or cured gases, particularly a manufacturing method of a cryogenic vessel, which comprises insulation measures. The interlayer vacuumizing method for the cryogenic vessel is characterized in that the outer cylinder body of the cryogenic vessel is heated by heating equipment, N2 heated to 350-370 DEG C is continuously injected into the inner container of the cryogenic vessel, and the inlet pressure is controlled to be 0.4 Mpa; and the outlet pressure is 0.2 Mpa, and in the state of heating the outer cylinder body and the inner container of the cryogenic vessel, a vacuum pump is used to vacuumize an interlayer between the outer cylinder body and the inner container of the cryogenic vessel. According to the invention, hot nitrogen higher than 350 DEG C is adopted to heat the inner container, and a heating furnace is adopted to heat the outer cylinder body so as to heat the inner container and the outer cylinder body at the same time, so that the bleeding rate of a substance in the interlayer is increased in the heated state to facilitate decomposing remaining water molecules and other substances, the vacuumizing efficiency and the vacuity of the interlayer are both improved and the qualified index of the bleeding rate is improved.
Owner:SHANDONG HONGDA TECH GRP

Automatic continuous charging device for saggers used in electronic kilns

The invention discloses a sagger automatic continuous charging device for an electronic kiln, and belongs to the technical field of electronic kiln auxiliary facilities. The sagger automatic continuous charging device comprises a rack, a spiral material conveying tube, a material storage box and a power transmission mechanism. The rack is supported on a terrace. The spiral material conveying tube is fixed on the top of the rack, a screw rod shaft is matched in a tube cavity of the spiral material conveying tube, and a spiral sheet is formed on the screw rod shaft. A closed end is formed at the left end of the spiral material conveying tube, and an opened end is formed at the right end of the spiral material conveying tube. The material storage box is fixedly connected with the top of the rack, and the bottom of a material storage box cavity is communicated with the tube cavity of the spiral material conveying tube. The power transmission mechanism is connected with the screw rod shaft. The sagger automatic continuous charging device for the electronic kiln is characterized in that the opened end of the spiral material conveying tube is connected with a bend connector in a matched mode, the bend connector is communicated with the tube cavity, a bend connector discharging opening of the bend connector faces downwards, the left end of the screw rod shaft stretches out of the tube cavity to form a screw rod shaft extension shaft section, the screw rod shaft extension shaft section is supported on the top of the rack, and the power transmission mechanism is connected with the screw rod shaft extension shaft section. Discharging smoothness is guaranteed, the spiral sheet can be prevented from scraping the inner wall of the tube cavity, and accordingly materials can be accurately led into a sagger.
Owner:SUZHOU HUIKE EQUIP CO LTD

Wet mixing machine capable of facilitating material clearing for chemicals

The invention discloses a wet mixing machine capable of facilitating material clearing for chemicals. The machine comprises a working platform, a material mixing pot is arranged above the upper side of the working platform through a frame, the material mixing pot is connected with the working platform through a rotary supporting mechanism, and the material mixing pot is connected with a rotating device for controlling rotation of the material mixing pot; and the interior of the material mixing pot is provided with a stirring device, the stirring device is connected with a power device, the power device is located outside the material mixing pot, and the connection place of the stirring device and the power device is located on the rotary central axis of the material mixing pot. According to the machine provided by the invention, the material mixing pot and the stirring device are arranged, so that mixing of the chemicals is realized; the rotating device is arranged, so that turning ofthe material mixing pot for material clearing is realized; an open-close pot bottom of the material mixing pot is designed, so that timely clearing of the material mixing pot is facilitated, and the difficult problems that an original machine uses great labor to pour materials and materials are difficult to clear are solved; mixing of the chemicals can be automatically completed by controlling a motor, and the uniformity of the mixed chemicals is high; and separation of human and machine is realized in the whole wet mixing process, safety of workers is ensured, and the efficiency of mixing thechemicals is improved.
Owner:河南中南工业有限责任公司
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