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81results about How to "Easy delivery" patented technology

Butt welding platform for steel band

The invention discloses a butt welding platform capable of automatically adjusting the position of a steel band on the platform and enabling the steel band to be smoothly conveyed. The butt welding platform comprises a base, wherein a clamping butting device is arranged on the base; guide devices are respectively arranged on two sides of the clamping butting device on the base; a clamping conveying device is arranged on one side, which is far away from the clamping butting device, of each of the two guide devices on the base and comprises two brackets arranged on the base; a lower pressing roller is erected between the brackets; sliding chutes are formed in the middle of the brackets; sliding blocks are arranged in the sliding chutes; an upper pressing roller matched with the lower pressing roller is erected between the sliding blocks on the two brackets; one end of the upper pressing roller is connected with a force output shaft of a clamping conveying motor arranged on the sliding block at the end; stroke-adjustable pressurization cylinders are arranged on the tops of the brackets; through holes communicated with the sliding chutes are formed in the upper parts of the brackets; the end parts of piston rods of the pressurization cylinders penetrate through the through holes and are connected with the sliding blocks.
Owner:张家港市中悦冶金设备科技有限公司

Hydrotreatment and catalytic cracking combined method for residuum

InactiveCN102732314AHigh aromatic contentHigh content of impurities such as sulfurTreatment with hydrotreatment processesPtru catalystGasoline
The invention discloses a hydrotreatment and catalytic cracking combined method for residuum. The hydrotreatment and catalytic cracking combined method for residuum comprises the following steps that a residuum raw material and at least part of a catalytically cracked diesel fraction undergo a hydrotreatment reaction in the presence of hydrogen and a hydrotreatment catalyst in a hydrotreatment device; a hydrotreatment reaction effluent is subjected to gas-liquid separation; a gas phase is circularly used for a hydrotreatment reaction and a liquid phase directly enters into a catalytic cracking device without passing through a fractionation device and then undergoes a catalytic cracking reaction; a catalytic cracking reaction effluent is treated by the fractionation device so that dry gas, liquefied gas, a catalytically cracked gasoline fraction, a catalytically cracked diesel fraction, catalytically cracked recycle oil and catalytically cracked slurry are separated out; a part or all of the catalytically cracked diesel fraction is fed back to the hydrotreatment device and then undergoes a hydrotreatment reaction; and the catalytically cracked recycle oil is fed back to the catalytic cracking device and then undergoes a catalytic cracking reaction. Compared with the prior art, the hydrotreatment and catalytic cracking combined method for residuum can realize maximum-yield production of gasoline, save an equipment investment, fully utilize reaction heat and reduce production energy consumption.
Owner:CHINA PETROLEUM & CHEM CORP +1

Oxygen blast furnace iron-making process adopting water-coal-slurry as fuel

The invention belongs to the field of ferrous metallurgy and relates to a blast furnace iron-making process using water-coal-slurry as fuel and reducer for iron-making. The process using water-coal-slurry is simple and safe, and the injecting process of water-coal-slurry provides convenience for accurate control and precise measurement. A water-coal-slurry oxygen blast furnace utilizes normal-temperature oxygen and water-coal-slurry as fuel which is injected into the blast furnace so as to partially displace coke and coal dust; the injected amount of oxygen is 200 to 500 Nmt HM, the injected amount of water-coal-slurry is 200 to 400 Nm/t HM, the required weight ratio between coal and water in the water-coal-slurry is 7:3, and the required thermal value of the water-coal-slurry is larger than 20 MJ/kg. The water-coal-slurry is decomposed and burnt to generate water-gas reaction in a circulation zone of a blast-furnace tuyere, the absorbed heat can be adopted to solve the problem of 'lower hot' caused by smelting with prior oxygen blast furnaces, and a large amount of gas generated by the decomposition and burning of the water-coal-slurry raises and can relieve the problem of 'upper cold' caused by the full-oxygen injection of the blast furnace; and the water-coal-slurry oxygen blast furnace contains rich H2 so as to enhance the penetrating power and reduction performance of blast-furnace coal gas, raise the indirect reduction degree of the blast furnace and reduce the emission amount of CO2 by 200 to 500 Nm/t HM. The process reduces both manufacturing cost and pollution to environment.
Owner:UNIV OF SCI & TECH BEIJING

Combined artificial fish reef

The present invention relates to the technical field of an artificial fish reef, and discloses a combined artificial fish reef that comprises a fish reef body and a suspension substrate. The fish reef body comprises a base, a rotary shaft that is perpendicular to the base, and a plurality of fish reef base blocks that are disposed on the rotary shaft; the fish reef base blocks are separately rotatably-connected with the rotary shaft; a side surface of each fish reef base block is provided with a plurality of cavities; a side surface of a concrete base block is further provided with a plurality of inclined impellers; an upper end of the rotary shaft is provided with a connecting block; a bottom of the suspension substrate is provided with a plurality of connecting grooves; a metal bar that is apt to be corroded by seawater is provided in each connecting groove; an upper end surface of the connecting block is provided with connecting rings that correspond to the connecting grooves in quantity; the metal bar runs through the connecting rings so that the fish reef body and the suspension substrate are connected together; a lower end center of the suspension substrate is connected, by a steel strand, with the connecting block. The combined artificial fish reef is convenient to come into use as a whole and controls the state of the fish reef body on the seabed so as to prevent the fish reef body from being blocked.
Owner:ZHEJIANG OCEAN UNIV

Hydrotreatment and catalytic cracking deeply-combined method for residuum

The invention discloses a hydrotreatment and catalytic cracking deeply-combined method for residuum. The hydrotreatment and catalytic cracking deeply-combined method for residuum comprises the following steps that a residuum raw material, at least part of catalytically cracked heavy recycle oil and at least part of catalytically cracked slurry undergo a hydrotreatment reaction in the presence of hydrogen and a hydrotreatment catalyst in a hydrotreatment device; a hydrotreatment reaction effluent is subjected to gas-liquid separation; a liquid phase directly enters into a catalytic cracking device without passing through a fractionation device and then undergoes a catalytic cracking reaction; a catalytic cracking reaction effluent is treated by the fractionation device so that dry gas, liquefied gas, a catalytically cracked gasoline fraction, a catalytically cracked diesel fraction, catalytically cracked heavy recycle oil and catalytically cracked slurry are separated out; and a part or all of the catalytically cracked heavy recycle oil and the catalytically cracked slurry are fed back to the hydrotreatment device and then undergo a hydrotreatment reaction. Compared with the prior art, the hydrotreatment and catalytic cracking deeply-combined method for residuum can realize maximum-yield production of gasoline, save an equipment investment, fully utilize reaction heat and reduce production energy consumption.
Owner:CHINA PETROLEUM & CHEM CORP +1

Energy-saving environment-friendly barbecue oven

The invention relates to an energy-saving environment-friendly barbecue oven which comprises an oven body. A combustion furnace is arranged in the oven body, a feeding hopper is arranged on one side of the oven body and is connected with the combustion furnace through a fuel feeding mechanism and an ignition combustion mechanism, the oven body is composed of an upper cover and a base, a barbecue cavity is formed between the upper cover and the base, a grill is arranged in the barbecue cavity, and an oblique oil collecting plate is arranged under the grill. The oil collecting plate comprises an upper end and a lower end. An oil outlet nozzle is arranged on the side, at the lower end of the oil collecting plate, of the oven body of the barbecue oven. A basket is hung on the oil outlet nozzle. The oven body is provided with a feeding opening, a cover plate movably connected with the upper cover is arranged on the feeding opening, and a handle is arranged on the cover plate. A chimney communicated with an inner cavity of the oven body is arranged on one side of the oven body, a smoke exhaust fan is arranged at the end of the chimney, and a plurality of dust collecting plates are disposed on the pipe wall of the chimney. Automatic fuel supply, oxygen supplement and purification of combustion smoke and dust are achieved, and energy conservation and environmental protection are achieved.
Owner:周秉寅

Hydrotreatment and catalytic cracking combined method for residuum

The invention discloses a hydrotreatment and catalytic cracking combined method for residuum. The hydrotreatment and catalytic cracking combined method for residuum comprises the following steps that a residuum raw material and at least part of catalytically cracked heavy recycle oil undergo a hydrotreatment reaction in the presence of hydrogen and a hydrotreatment catalyst in a hydrotreatment device; a hydrotreatment reaction effluent is subjected to gas-liquid separation; a gas phase is circularly used for a hydrotreatment reaction and a liquid phase directly enters into a catalytic cracking device without passing through a fractionation device and then undergoes a catalytic cracking reaction; a catalytic cracking reaction effluent is treated by the fractionation device so that dry gas, liquefied gas, a catalytically cracked gasoline fraction, a catalytically cracked diesel fraction, catalytically cracked heavy recycle oil and catalytically cracked slurry are separated out; and a part or all of the catalytically cracked heavy recycle oil is fed back to the hydrotreatment device and then undergoes a hydrotreatment reaction. Compared with the prior art, the hydrotreatment and catalytic cracking combined method for residuum can realize maximum-yield production of gasoline, save an equipment investment, fully utilize reaction heat and reduce production energy consumption.
Owner:CHINA PETROLEUM & CHEM CORP +1

Solar street lamp system preventing ice, snow and hail

The invention discloses a solar street lamp system preventing ice, snow and hail. The solar street lamp system comprises a street lamp post and a street lamp. The street lamp post is of a hollow structure. The street lamp is connected to the upper portion of the street lamp post through a lamp post support. The upper end of the street lamp post is fixedly connected with a solar cell panel device located above the street lamp. The solar cell panel device comprises a master controller, a solar power generation mechanism, a solar cell panel installation box, a solar cell panel ice and snow removing assembly and a solar cell panel hail preventing assembly. By means of the solar street lamp system preventing ice, snow and hail, a solar cell panel ice and snow preventing device is used for conducting accumulated snow removing work; a screw rod of the device is sleeved with a corrugated pipe which is used for preventing a salt body in a salt storage box from making direct contact with the screw rod to corrode a thread on the screw rod; and in addition, the salt body is prevented from entering the thread connecting position between the screw rod and a threaded casing pipe to prevent the thread engaging degree of the screw rod and the threaded casing pipe. The solar cell panel hail preventing assembly is further designed, and the mechanism is used for preventing a cell panel from beingdamaged by the hail severe weather.
Owner:西藏世峰高科能源技术有限公司

Hot pot device without cooking fume convenient to use

The invention discloses a hot pot device without cooking fume convenient to use. The device comprises a table board, and a hot pot body placing port is formed in the table board; a table body is arranged below the table board, and the table body is fixedly connected with the table board through supporting columns; a hot pot body supporting piece is installed on the upper end surface of the table body; putting ports are formed in the table board, and a trash can is placed on the upper end surface of the table body; a fume absorbing cover is installed at the hot pot body placing port, fume absorbing holes are formed in the fume absorbing cover, and an air passage is installed on the fume absorbing cover; the bottom end of the air passage penetrates through a supporting plate, the fume absorbing hole are communicated with the air passage, and a draught fan is installed in the lower portion of the table body, and inlet air and outlet air of the draught fan are communicated with the air passage. The problems that cooking fume generated from boiling of hot pot spreads around, pollutes the environment and reduces consumption experience of people in the eating process are solved; rubbish putting ports are formed in the table board, the trash can is arranged on the upper end surface of the table body, the people in the eating process can directly put rubbish into the trash can through the rubbish putting ports in the table board, putting is convenient, the trash can cannot be kicked over, and using is convenient.
Owner:重庆鑫韵峰工贸有限公司

Sections-distributed-in-pairs twin-volute mine wearable multi-stage pump

The invention relates to a sections-distributed-in-pairs twin-volute mine wearable multi-stage pump suitable for conveying sewage with different granules and concentrations in a mine. The sections-distributed-in-pairs twin-volute mine wearable multi-stage pump is characterized in that an effluent stage of the pump is arranged in the middle of the pump, and impeller assemblies at both sides are oppositely arranged, and a final-stage impeller and the middle segment of a final-stage double volute are oppositely arranged. When the pump is provided with an oven number of stages, the impeller assemblies at both sides are symmetrically arranged. When the pump is provided with an odd number of stages, the front impeller assembly is provided with one more pulley. The sections-distributed-in-pairs twin-volute mine wearable multi-stage pump is innovated and improved in the aspects in axial force balance of the pump, the over-current piece and the clearance sealing life of the pump, the diluted oil lubrication of the bearing, circular cooling by utilizing shaft seal leakage, and the like. Accordingly, in the service life of the pump, the axial force of the pump is basically balanced, and residential axial force is borne by angular contact bearings in pair at the back of the pump which keeps long-term high-efficiency operation, and the fault-free working time and the overhaul-period average life of the pump are greatly improved.
Owner:荆锁祥

Device for carbonizing biomass by electromagnetic wave

The invention provides a device for carbonizing biomass by electromagnetic wave, and belongs to the technical field of a machine. The device solves the technical problems that efficiency of the existing carbonizing device is low and the heat energy cannot be recycled, and others. The device for carbonizing biomass by the electromagnetic wave comprises a frame, wherein a feeding device is arranged on the frame and comprises a feeding cylinder with a first channel inside; the upper part of the feeding cylinder is provided with a feeding opening, and the feeding opening is connected with the first channel at inside of the feeding cylinder; the feeding opening is provided with a feeding hopper, and a spiral feeder is arranged in the feeding cylinder; a carbonizing cylinder is further fixed on the frame, one end of the carbonizing cylinder is provided with a carbonizing cylinder inlet while the other end is provided with a carbonizing cylinder outlet; the carbonizing cylinder and the feeding cylinder are sealed; a discharging cylinder is further fixed on the frame, the discharging cylinder and the carbonizing cylinder are sealed; a heat recycling device for recycling heat in the discharging cylinder is further arranged at outside of the discharging cylinder. The device for carbonizing biomass by the electromagnetic wave has the advantages of high carbonizing efficiency, good carbonizing quality, and the like.
Owner:JIAXING VOCATIONAL TECHN COLLEGE

Washing machine which can be conveniently used by old people

The invention provides a washing machine which can be conveniently used by old people. The washing machine comprises a washing machine body, a clothes collecting basket, a clothes lifting passage, a clothes delivering trolley, a clothes delivering passage and a control system; the washing machine is a general household pulsator washing machine, a roller inner container and a clothes collecting fixed groove are arranged inside the washing machine, and a second-level hydraulic cylinder is arranged at the bottom of the washing machine; the clothes lifting passage is arranged right above the washing machine, and a lower track board, an upper track board, a lifting hydraulic cylinder and a clothes lifting track are arranged in the clothes lifting passage; a clothes lifting guide pulley is arranged on the clothes collecting basket; the clothes lifting guide pulley corresponds to the clothes lifting track; the clothes delivering passage is communicated with the clothes lifting passage; the clothes delivering trolley and a clothes delivering track are arranged in the clothes delivering passage; the clothes delivering trolley sleeves the clothes delivering track; the clothes delivering track is divided and communicated with a clothes air-drying area, bedrooms and a bathroom, and a fan and an operative control panel are arranged at the exit of the clothes delivering track. The washing machine achieves that clothes can be automatically sent for washing and air-drying, the washing machine can be ventilated to avoid unpleasant odor, the structure is simple, the operation is simple, andthe washing machine is quite suitable for old people who is unable to move freely to use independently.
Owner:唐广纯

Method for manufacturing beryllium bronze explosion-proof hammer

The invention relates to a method for manufacturing a beryllium bronze explosion-proof hammer. The method is characterized in that a metal casting mold is used for forming, and a metal column comprises an upper half mold and a lower half mold which are horizontally split; an upper casting mold half cavity is formed in the upper half mold, a lower casting mold half cavity corresponding to the uppercasting mold half cavity is correspondingly formed in the lower half mold, an upper half core is arranged in the center of the top surface of the upper casting mold half cavity, and a lower half coreis arranged in the center of the bottom surface of the lower casting mold half cavity; an exhaust channel is formed in the position, positioned on the parting surface of the upper half mold and the parting surface of the lower half mold, of the outer side of an explosion-proof hammer head cavity; an upper pressing head is arranged on the upper half mold; a material storage cavity is formed in thecenter of the lower half mold, and a lower pressing head is arranged at the bottom of the material storage cavity; and a flow channel is formed between the material storage cavity and the lower casting mold half cavity. The invention further relates to the method for manufacturing the beryllium bronze explosion-proof hammer by utilizing the metal casting mold, so that the problems that the density is low, the structure is thick and large, and blocks are prone to jumping in the using process in the process of producing the beryllium bronze explosion-proof hammer by an existing casting technology are solved.
Owner:HEBEI BOTOU SAFETY TOOLS CO LTD +1
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