7649 results about "Crusher" patented technology

The invention provides a method for preparing lithium cobaltate by directly using an invalid lithium ion battery. The method comprises the following steps: crushing the invalid lithium ion battery or scraps generated when a lithium cobaltate battery is produced by a mechanical crusher at normal temperature; adding water and one or more of acetic acid, sulfuric acid, hydrochloric acid or nitric acid to produce mixed aqueous solution of the battery scraps and acid; filling the mixed aqueous solution into a hermetic pressure reactor, and controlling the temperature in the reactor to be between 50 and 150 DEG C; introducing or adding one leaching additive of sulfur dioxide or hydrogen, or adding hydrazine hydrate; stirring and leaching, cooling, and filtering; adding one precipitator of sodium carbonate, potassium carbonate and ammonium carbonate, or adding composite precipitator consisting of one of the sodium carbonate, the potassium carbonate and the ammonium carbonate and one of sodium hydroxide and potassium hydroxide to obtain mixture of lithium carbonate, cobalt carbonate and cobalt hydroxide; drying and calcining at high temperature to produce a lithium cobaltate product. The method is particularly suitable for the treatment scale of medium-sized and small enterprises, and is an effective method for directly materializing cobalt secondary resources.

The invention discloses a jaw crusher with double shafts and double crank and rocker mechanisms. The jaw crusher comprises a rack, a fixed jaw plate, a movable jaw plate, a front crank and rocker mechanism, a rear crank and rocker mechanism and transmission wheels, wherein the front crank and rocker mechanism comprises a front movable jaw, a front knee plate and a front eccentric driving shaft; the rear crank and rocker mechanism comprises a rear movable jaw, a rear knee plate and a rear eccentric driving shaft; the front and rear jaw plates are respectively pivoted on the front and rear eccentric driving shafts; the front and rear eccentric driving shafts are respectively connected with the transmission wheels; one end of the front knee plate is pivoted below the rear side of the front movable jaw, and the other end of the front knee plate is pivoted below the front side of the rear movable jaw; one end of the rear knee plate is pivoted below the rear side of the rear movable jaw, and the other end of the front knee plate is pivoted on the rack; and the movable jaw plate is fixedly connected to the front movable jaw and faces the fixed jaw plate to form a crushing cavity. The jaw crusher has the advantages that: the function of the lower horizontal motion travel of the movable jaw is improved from material discharge to crushing, so crusher equipment has a secondary-crushing effect.

A wind turbine includes a tower supporting a drive train with a rotor, at least one blade extending radially from the rotor; and a plurality of substantially flat flaps extending substantially perpendicular from a suction surface of the blade and along different chord lines near a tip of the blade for capturing and directing tip vortices toward a trailing edge of the blade.

The invention relates to a powder-based electrode forming method, which comprises the following steps of: uniformly mixing a powder active substance, a powder conductive agent and a powder adhesive through a three-dimensional powder mixer or a zero-gravity powder mixer; crushing through a low-temperature crusher; performing fibrous extrusion forming through a double-screw extruder or an internal mixer/open mill and then achieving target thickness through hot pressing of a calender; and finally performing three-layer compounding with a current collector of a printing conductive adhesive to form an electrode and performing cold rolling to improve the compaction density. According to the powder-based electrode forming method, a method of assisting machining by using a solvent is abandoned, so that the purity of an electrode material is guaranteed to the greatest extent, no energy waste of a drying process or restriction to the time of the drying process exists in a production process, the cost is reduced, the energy loss is reduced, and the working speed is increased.

The embodiment of the invention discloses a building refuse treatment regeneration system, including a classification stacking, sorting processing system, a classification processing system and a plurality of storage bins, wherein, the classification processing system includes at least two parallel crushing screening process production lines and water circulating systems, each crushing screening process production line includes a feeder, crusher, as well as a screening machine connected in series in sequence, and a plurality of outlets of the screening machine are respectively connected to the plurality of storage bins through conveyor belts. By adoption of the building refuse treatment regeneration system of the embodiment of the invention, bricks, tiles, dust and sand and concrete blocks and the like in the building refuse can be divided into at least two production lines for parallel processing, which greatly enhancing the production efficiency and the purity of recycled aggregates, so that the recycled aggregates can be applied to a variety of uses, reproduced into a variety of high-quality recycled products, reducing the waste of resources and minimizing pollution that will be probably caused to the environment.

The invention provides a high-carbon high-chromium high-niobium cast iron self-protection flux-cored wire. The flux-cored wire has a steel belt as an outer skin. The flux core comprises the following components in weight percentage: 10 to 30 percent of ferroniobium, 20 to 30 percent of high carbon ferrochrome, 0.1 to 3 percent of V, 0.2 to 3 percent of W, 0.6 to 0.8 percent of ferromanganese, 0.2 to 0.8 percent of 75 ferrosilicon, 20 to 30 percent of chromium carbide, 5 to 12 percent of graphite, 1 to 10 percent of aluminum-magnesium alloy, 1 to 5 percent of silicon carbide and 1 to 3 percent of ferroboron; and the percentage of a counter weight is between 46 and 54 percent. The high-carbon high-chromium high-niobium cast iron self-protection flux-cored wire has the advantages of high hardness, good wear resistance, good oxidation resistance and strong shock resistance, and is widely applied to grinding rolls and grinding disks of coal grinding machines in thermal power plants and cement plants, material charging equipment in blast furnaces(material charging slots, receiving cones, material storage areas and sieve plates), slag vertical mills, hammer heads and rollers of crushers and sintering equipment workpieces in steel plants.

A spider for use with a gyratory crusher. The spider includes spider arms each formed from two spaced flanges joined by a connecting web to define an open channel having an open top end. The configuration of the spider arms increases manufacturability and provides the required strength and rigidity for the spider. The channel formed in each spider arm is covered by a spider arm shield to reduce abrasive wear to the spider arm.

The invention discloses a method for comprehensively recycling waste lithium ion batteries, and belongs to the field of recycling of regeneration resource. The method comprises the following steps: a, performing discharging processing on waste lithium ion batteries; b, fragmenting waste lithium ion batteries into sheets with a diameter of 10-20 mm in a closed shearing-type crusher, and spraying during fragmentation to dissolve lithium hexafluorophosphate in the waste lithium ion batteries into a spraying solution; c, peeling carbon powder on the surface of aluminium foils through stirring, dissolving electrolyte into the spraying solution, and recovering carbon powder; d, sending the sheets into a sodium hydroxide solution, peeling lithium cobalt oxide powder on the surface of aluminium foils through stirring, and recovering lithium cobalt oxide powder; e, cleaning the sheets, and recovering lithium cobalt oxide powder; and f, separating and recovering plastic and a copper-aluminium mixture. The method realizes recovery of carbon powder, lithium cobalt oxide powder, the copper-aluminium mixture and plastic through a simple environment-friendly process, and has certain economic benefit and social benefit.

In one aspect of the invention, a cone crusher comprises a crushing surface comprising a conical head and a concave bowl. At least one of the head or bowl comprises a segmented wear liner wherein at least one segment of the wear liner is held in place by compression.

A drying-method sand making device and a process relate to the field of sand making technology. The device includes: a jaw crusher, an impact crusher, a first grading screen, a drying-method sand making machine, a second grading screen and a concentrated dust collecting system. The production process comprises the steps: a stone material in a stone material bin is evenly fed into the jaw crusher through a feeder for a first rough crushing, the crushed material is transported to the impact crusher for a second fine crushing, the crushed material goes into the first grading screen for grading, sandstones with the size of less than 40 mm are fed to the drying-method sand making machine through a conveyor for crushing and sand making, and broken stones with the size of more than 40 mm are returned to the impact crusher; the sandstones going into the drying-method sand making machine are transported to the second grading screen for grading after being crushed by the drying-method sand making machine, sand with the size of less than 3 mm is directly fed into a finished product sand bin, and a stone material with the size of more than 3 mm is afresh returned to the drying-method sand making machine for crushing. The produced machine-made sand has good particle shape and high finished product rate, and can meet the technical index of high-performance concrete on the machine-made sand.

The invention discloses a dry-grinding and dry-separation method of magnetite, which comprises the following steps of: feeding the crude ore of magnetite into a crusher for coarse crushing, and then feeding the crushed magnetite into a vibrating sieve for sieving; controlling the sieve meshes within a range of 35-75 mm; feeding the oversize product to the crusher for intermediate crushing and then feeding the crushed oversize product into a high-pressure roller mill along with the undersize product for fine crushing; breaking and grading the fine-crushed ore by a breaking-grading machine, thereby obtaining the products of three grain grades, i.e. coarse grains, fine grains and fine powder; returning the coarse-grain grade product to the high-pressure roller mill through an elevator, and feeding the fine-grain grade product to a dry type magnetic separator for magnetic separation and discarding tailings, wherein the magnetic field intensity is controlled within a range of 1200-3000 Gs; directly dryly stacking the discarded fine-grain grade tailings, and returning the fine-grain grade concentrate to the high-pressure roller mill through a belt conveyor and the elevator to form a closed loop; and feeding the fine-powder grade product into a cyclone magnetic separator, wherein the magnetic field intensity is controlled within a range of 600-1200 Gs, thereby obtaining concentrate or semi-concentrate. The dry-grinding and dry-separation method is low in power consumption, steel consumption and water consumption, and the tailings are easy to be disposed of.

The invention discloses a crusher hammerhead cast of a steel bond hard alloy bar and a casting method of a vanishing mould thereof. The hammerhead is cast by low-alloy steel and is cast with the steel bond hard alloy bar in the casting process; the low-alloy steel contains the following chemical components by weight percent: 0.24 wt% to 0.295 wt% of C, 1.32 wt% to 1.56 wt% of Si, 0.028 wt% to 0.035 wt% of S, 0.032 wt% to 0.038 wt% of P, 0.82 wt% to 1.22 wt% of Mn, 1.67 wt% to 2.10 wt% of Cr, 0.42 wt% to 0.51 wt% of Mo, 0.05 wt% to 0.08 wt% of V, 0.05 wt% to 0.07 wt% of Ti, 0.08 wt% to 0.15 wt% of RE and 93.942 wt% to 95.29 wt% of Fe. The casting method of the hammerhead comprises the production process of the low-alloy steel, and the casting process and the thermal treatment process of the vanishing mould. The hammerhead product cast with the steel bond hard alloy bar has the advantages of good strength and toughness and high rigidity and abrasive resistance, is suitable for various working conditions, and can crush objects with different hardness.

A process line comprising a combination of mobile and relocatable equipment units is provided at an oil sand mine site. The process line may comprise: a mobile shovel; a mobile bin and double roll crusher; a relocatable conveyor belt extending along the mine face; a relocatable slurry preparation assembly, such as a secondary crusher and jet pump; a pipeline; and a relocatable desanding circuit of separators. The process line conducts the following steps: mining the oil sand; crushing it to conveyable size; conveying it to a slurry preparation location; further crushing it to slurrying size and mixing it with heated water to produce a pumpable, aerated oil sand slurry; transporting and conditioning the slurry in the pipeline; desanding it to produce a product comprising bitumen and water and tailings; depositing tailings in a retention facility; and removing the product from the mine site in a pipeline.

The invention relates to a tough fusion bonded epoxy powder coating and a preparation method thereof. The tough fusion bonded epoxy powder coating of the invention consists of the following components by mass percentage: linear phenolic epoxy resin, 30 percent to 50 percent; epoxy resin E-12, 0 percent to 20 percent; curing agent, 15 percent to 25 percent; leveling agent, 0 to 2 percent; and filling, 23 percent to 33 percent. The preparation method of the tough fusion bonded epoxy powder coating comprises the following steps: adding the components into a high-speed mixer for mixing according to mixture ratio and later into an extruder for melt extrusion, and then undertaking chip compression, cooling and crushing on a cold crawler type chip compression crusher, and later undertaking grinding, classification, cyclone separation and screening in a grinding machine, and finally obtaining the product. The tough fusion bonded epoxy powder coating of the invention is mainly used in the pipe anti-corrosion field, has the advantages of good toughness, high impact resistance performance, and simple preparation process, and is suitable for mass production.

The invention discloses a novel high-efficient comprehensive utilization method for recycling a waste lithium-ion battery, comprising three steps, namely a pretreatment step, a separation step and a vacuum thermal treatment step, wherein the pretreatment specifically comprises the following steps of: crushing the waste lithium-ion battery in a water medium by utilizing a shear type crusher, and peeling off positive-negative electrode materials from a polar plate; the separation step specifically comprises the following steps of: separating and recovering a polyethylene film or a polypropylene film, a plastic shell and the like floating on the surface of the water medium according to different densities of all components in the waste lithium-ion battery, filtering, treating the filtrate and recycling; and the vacuum thermal treatment step specifically comprises the following steps of: placing the nonconductor waste lithium-ion battery positive-negative electrode materials, namely lithium cobaltate and acetylene black obtained by the separation process, in a material boat or a hearth directly to carry out vacuum thermal treatment. The novel high-efficient comprehensive utilization method disclosed by the invention has the advantages of simple flow process and high recovery efficiency, no need of a reducing agent and no secondary pollution.

A crusher for producing fine silicon fragments for semiconductor or solar applications from silicon fragments suitable for semiconductor or solar applications, comprises a plurality of crushing tools, the crushing tools having a surface made from a hard, wear-resistant material, wherein the crusher has a comminution ratio e of from 1.5 to 3.

The invention discloses a method for lost foam casting of a composite two-liquor bimetallic hammerhead of a crusher. The method includes: embedding a crusher hammerhead molded body made of foam plastics into dry sand of a sand box, and vacuumizing; then respectively preparing high-chromium iron casting liquor and carbon steel casting liquor; after melting down and deoxidizing the two kinds of metallic casting liquor, performing carbon steel pouring (1300-1400 DEG C) prior to high-chromium iron pouring (1550-1650 DEG C), and rapidly covering high-chromium iron liquor by thermal insulation agents after pouring is completed; subjecting a molded crusher hammerhead casting to thermal treatment at the temperature of 900-1000 DEG C, then rapidly discharging the casting and cooling the casting in air; and tempering at the temperature of 250-300 DEG C finally.

The present invention relates to the field of rock crushers, in particular, rock crusher attachments for earth moving equipment or the like. The rock crusher attachment includes a front bucket portion configured for scooping rocks to be crushed and a rear crusher portion connected to and in communication with the rear of the bucket portion. The crusher portion includes a housing and a crushing assembly accommodated within the housing. The housing including a pair of spaced apart side panels. The crushing assembly has a lower jaw fixed between the side panels of the housing and an upper movable jaw mounted opposite and spaced apart from the lower jaw. The upper movable jaw assembly includes a support, an upper jaw plate attached to the underside of the support and a jaw-actuating drive assembly operable to urge the upper movable jaw assembly to move between an open jaw setting and a closed jaw setting. The support is pivotally connected between the side panels adjacent the front of the housing. The jaw-actuating drive assembly includes at least one motor carried by the support. The at least one motor is urged to move along with the upper movable jaw assembly relative to the lower jaw, when the crusher assembly is actuated.

The invention discloses a method for manufacturing metal molds used for casting manganese steel crushing walls or rolling motor walls of cone crushers. The method is characterized by comprising the following steps of: (1) manufacturing cast molds according to different sizes, specifications and models of the manganese steel crushing walls or the rolling motor walls of the cone crushers; (2) respectively designing and manufacturing near inner metal molds and near outer metal molds which have corresponding thicknesses and overall structures according to the shapes of the cast molds; and (3) distributing trumpet-shaped vent holes on the near inner metal molds and the near outer metal molds. Castings produced by using the method do not produce fragmentation; the metal molds can accelerate the cooling speed of the castings so that the surfaces of the castings have fine grain structures; and the mold cavities have the characteristics of high size precision, bright and clean surface and no distortion.

The invention discloses a sick dead pig treatment technology, which comprises the following steps of: 1, receiving: collecting sick dead pigs in a treatment place; 2, disinfection: disinfecting the sick dead pig collected in the treatment place; 3, sealing and crushing: delivering the disinfected sick dead pigs to a closed treatment workshop, cutting the sick dead pigs by using a cut-off machine, delivering the cut sick dead pigs to a crusher, and crushing the cut material; 4, cooking and squeezing: delivering the crushed material to a high-pressure container and performing high-temperature disinfection and sterilization; 5, fly maggot culture: performing fly maggot culture by using the obtained residue as a fly maggot feed, and then performing separation to obtain residue, excrement and fresh maggot; and 6, separating oily water to obtain oil and water, wherein the obtained oil is used as biodiesel and a chemical raw material for next processing, and the separated water is concentrated and then delivered to the step 5 for the fly maggot culture.

The invention discloses a system for squeezing, smashing and winnowing municipal solid waste (MSW). The system comprises a primary squeezing and smashing, device and a secondary smashing and winnowing device. The system of the invention has good effect m squeezing, smashing and winnowing, can greatly reduce the water content of MSW and efficiently separate the MSW into combustible matters and non-combustible matters, so as to facilitate further subsequent utilization of the municipal waste; moreover, an upper jaw of a jaw crusher is connected with a spring device, so that the squeezing pressure, smashing effect and processing capacity of the jaw crusher can be adjusted according to the amount of the MSW. In addition, the system of the invention is further provided with emergency brake switches, spring protection devices and a sieve, so as to ensure the stability and the reliability of the system.

An ice dispenser for a refrigeration appliance is provided that can deliver both crushed ice and whole or non-crushed ice. A rotating drum or cylinder carries one or more blades that can crush ice against non-rotating blades carried on an axis or rod that extends into the drum. The direction of rotation of the drum can be selected so as to determine whether crushed or non-crushed ice is dispensed. The dispensing system can be located on the door of the refrigerator. An ice maker can also be positioned with the ice dispenser on the door of the appliance or, optionally, can be located in a compartment of the refrigerator.

The invention discloses a method and a system for preparing restaurant-kitchen wastes into a livestock and poultry feed, wherein the method comprises the following steps: carrying out sorting preprocessing on restaurant-kitchen wastes so as to obtain biodegradable restaurant-kitchen wastes; carrying out solid-liquid separation on the obtained biodegradable restaurant-kitchen wastes; adding bran, corn flour and coarse meal into the obtained product so as to obtain a mixed material; adding composite fungicides into the mixed material according to the inoculum concentration (8-20 wt%) so as to ferment the mixed material; and finally, drying and cooling the fermented mixture, then packing the obtained object so as to obtain a livestock and poultry feed product. The system comprises a feed device, a wet sorting machine, a pressafiner, an agitated mixer, a fermentation tank, a low-temperature drying machine, a crusher and a finished product material storage tank which are sequentially connected; and the system has the advantages that the growth of putrefying bacterias and the reproduction of pathogenic microorganisms in restaurant-kitchen wastes can be inhibited, and the freshness retaining effect and organoleptic quality of the livestock and poultry feed are good; meanwhile, the protein content of the livestock and poultry feed can be improved; in addition, the system is low in used equipment cost, small in energy consumption, high in production efficiency and beneficial to environmental protection.

A gyratory crusher includes a crushing head on which a first crushing shell is mounted, and a frame on which a second crushing shell is mounted. The crusher has a thrust bearing which is made up of horizontal bearing plates and which is located between a vertical shaft and a piston arranged vertically below the vertical shaft. The crusher further has a first space, which is adapted to receive a variable amount of pressurized liquid, the first space being defined by the piston and a piston housing formed in the frame, and a second space which is adapted to receive, by way of a duct, pressurized liquid from the first space, the second space being located between the vertical shaft and the piston and at least partly accommodated in an opening in at least one of the bearing plates. The first space and the second space are adapted, by the liquid, to transmit forces from the crushing head to the piston housing, in order that the load on the thrust bearing is relieved.

The invention relates to a domestic organic food waste treatment method and domestic organic food waste treatment equipment. The treatment method comprises the following steps of: a, performing solid-liquid separation on domestic organic food wastes on the spot; b, treating solid wastes, namely, putting the solid wastes produced in crushing into a fermentation machine and adding more than one microorganism for deodorization, fermentation and decomposition to obtain a primary bio-organic fertilizer; and c, treating waste liquor, namely, adding more than one microorganism into the waste liquor produced in dehydration and performing degreasing and purification treatment. The treatment equipment comprises a dehydration platform, a crusher, a waste liquor purification tank and the fermentation machine, wherein the crusher is positioned below the dehydration platform. Through the method and the device, before rotten, the domestic organic food wastes are treated to produce the primary bio-organic fertilizer, which reduces waste flow links, and the harmless in-place treatment of the domestic organic food wastes is realized.

The invention relates to a smashing device for processing solid kitchen wastes, which comprises a wet crusher and a pressure filter, wherein, an upper knife and a lower knife are arranged inside a shell of the wet crusher and fixedly arranged on the same rotating shaft, a fixed pore plate and a movable pressure plate are arranged inside the shell of the pressure filter, the pressure plate is positioned above the pore plate and provided with a pressure filtering drive mechanism that drives the pressure plate to move upward and downward, and a material outlet of the wet crusher is connected with a material inlet of the wet crusher through a connecting tube. The upper knife and the lower knife both take a shape of a leaf blade and keep a certain distance between each other, a ring-shaped inward convex structure is arranged on a channel inside the shell that is between the upper knife and the lower knife, the pore plate is arranged on an accessory with a fourth height at the lower part of the crusher shell, and a screw rod is connected with the pressure plate. The smashing device with the system has simple structure and strong applicability, and can smash the solid kitchen wastes, press and filter the solid kitchen wastes into filter mass, thus being favorable for subsequent processing and using.

A distributor plate adapted to be releasably mounted on a horizontal lower disc of a rotor of a vertical shaft impact crusher. The rotor has an opening for the intake of material to be crushed and at least one outflow opening for material leaving the rotor. The distributor plate is an equilateral polygon as seen from above.

The invention relates to drying-free dry-mixed mortar complete equipment, comprising a charging belt conveyor (1), a crusher sand making machine (2), a discharging bucket elevator (3), a circulating vibration screen (4), a screening bucket elevator (9), a vibrating screen classifier (11), a classified sand warehouse (12), a return bucket elevator (5), a stone powder dust collector (6), a stone powder temporary storage bin (12), a stone powder delivery tank (8), a stone powder additive bin (14), a cement bin (15), a sand dispensing and metering device (16), an additive dispensing and metering device (17), a cement dispensing and metering device (18), a metering material spiral conveyer (19), a metering material bucket elevator (20), a metering material intermediate transition bin (21), an additive storage silo (22), an accurate dispensing and metering device (23), a mixer (24), a finished product material transition bin (25), a bulk head (27), a wrapping finished product bin (28), a sack filler (29), a package belt conveyer (30), a finished product material storage spiral conveyer (31), a finished product material storage bucket elevator (32), a dissociation-proof transport unloading device (33) and a finished product material bulk storage silo (34). The invention can omit drying and realizes drying-free effect.

A tip for use on an earth working roll for mining, construction and public works machines such as crushers, surface miners, milling machines and the like includes a working end provided with side relief to reduce drag and wearing, require less power to drive the rolls, and lengthen the usable life of the tip. The working end can also have a generally flat front surface to improve the yield in a crushing or other similar operation. The tip includes a base and a wear cap releasably secured together by a retainer.

The invention discloses a method for deep reduction and magnetic separation of nickel and iron in lateritic nickel ore carbon-containing pellets. The method aims at realizing deep reduction calcination and magnetic separation, and has obvious nickel and iron enrichment effects. The method comprises the following steps of carrying out crushing and abrasive cleaning of lateritic nickel ores by a jaw crusher and a ball mill, removing soil, carrying out dehydration and drying by an oven, adding a reducing agent, CaO as a flux and a composite binder into the dried lateritic nickel ore particles, feeding the mixture into a damp mill to obtain the uniform mixture, feeding the uniform mixture from the damp mill into a disc-shaped pelletizer for pelletizing, respectively carrying out drying, preheating and calcination by a grate and a rotary kiln, throwing the calcined pellets into a sealed channel of a cooling water tank, wherein an annular air cooler is arranged around the sealed channel, feeding heat carried by the calcined pellets back to the grate for use by the annular air cooler, carrying out water quenching of the calcined pellets falling into the cooling water tank so that the calcined pellets are crushed automatically, dragging nickel, iron and slag in the cooling water tank by a slag dragging machine and feeding them into the ball mill for fine grinding, directly feeding theobtained nickel and iron ore powder into a magnetic separator for separation, drying the separated nickel and iron ore powder by an oven, packaging the dried nickel and iron ore powder, warehousing the packaged nickel and iron ore powder, drying the separated nonmagnetics by an oven, and warehousing the dried nonmagnetics as magnesium raw materials.